1 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.c (prepare_move_operands): Handle the address
4 constant which is a tls symbolic address plus a constant.
6 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
9 * gcc.c (main): Use the correct counter for erroring out
12 2005-10-21 Alan Modra <amodra@bigpond.net.au>
15 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
16 use r2 for 64-bit tls .got access.
18 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
20 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
23 2005-10-20 Steven Bosscher <stevenb@suse.de>
25 PR tree-optimization/24225
26 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
28 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
31 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
33 * varasm.c (find_decl_and_mark_needed): After cgraph global info
34 is ready, stop marking functions, but still mark variables.
36 2005-10-20 Richard Guenther <rguenther@suse.de>
39 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
42 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
44 PR rtl-optimization/23585
45 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
46 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
47 (may_trap_p_1): New predicate extracted from...
48 (may_trap_p): ... here. Invoke may_trap_p_1.
49 (may_trap_or_fault_p): New predicate.
50 * rtl.h (may_trap_or_fault_p): Declare it.
51 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
52 instead of may_trap_p.
53 (steal_delay_list_from_fallthrough): Likewise.
54 (fill_simple_delay_slots): Likewise.
55 (fill_slots_from_thread): Likewise.
56 * function.c (pad_to_arg_alignment): Rework comment about
57 SPARC_STACK_BOUNDARY_HACK.
58 * config/sparc/sparc.h: Likewise.
60 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
62 * config/s390/s390.c (s390_expand_insv): New.
63 * config/s390/s390-protos.h (s390_expand_insv): Declare.
64 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
65 ("icm_hi"): Remove mode attribute.
66 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
68 ("*extracthi", "*extractqi"): Remove.
69 (extv<mode>", "*extzv<mode>"): New.
70 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
71 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
73 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
75 * cfgexpand.c (discover_nonconstant_array_refs_r,
76 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
77 (tree_expand_cfg): Call discover_nonconstant_array_refs.
78 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
79 discover_nonconstant_array_refs.
81 2005-10-19 Steven Bosscher <stevenb@suse.de>
84 * c-decl.c (pop_scope): Don't warn about an unused variable
85 if it is marked with TREE_NO_WARNING.
86 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
87 somenow mismatch and olddecl is to be replaced.
89 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
92 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
93 whether registers live on the edge can be saved/restored.
95 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
97 * config/sh/sh.c (fixup_mova): Skip notes.
99 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
101 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
102 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
103 (s390_can_eliminate): Handle BASE_REGNUM elimination.
104 (s390_initial_elimination_offset): Likewise.
105 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
106 register on TARGET_ZARCH targets.
107 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
108 (INITIAL_FRAME_POINTER_OFFSET): Remove.
109 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
110 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
112 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
114 * config/s390/s390.md: Comment describing output modifiers updated.
115 * config/s390/s390.c (print_operand): Likewise.
117 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
119 * config/s390/s390.c (override_options): Added check for -mstack-size
121 * doc/invoke.texi: Mention that limit in the documenation.
123 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
126 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
128 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
130 Fix PR tree-optimization/24231
132 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
133 (compute_avail): Ditto.
135 2005-10-18 Richard Henderson <rth@redhat.com>
138 * config/i386/i386.c (legitimate_constant_p): Check
139 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
141 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
142 (legitimate_pic_address_disp_p): Reorg CONST checking to make
143 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
145 (print_operand_address): Likewise.
146 * config/i386/predicates.md (x86_64_immediate_operand): Test
147 SYMBOL_REF_TLS_MODEL properly inside CONST.
148 (x86_64_zext_immediate_operand): Likewise.
149 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
150 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
151 * config/i386/i386-protos.h: Remove predicates.md entries.
153 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
155 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
156 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
158 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
159 Ian Lance Taylor <ian@airs.com>
162 * fold-const.c (fold_widened_comparison): Do not allow range based
163 constant folding when right operand cannot be unwidened.
165 2005-10-17 Richard Henderson <rth@redhat.com>
167 * builtins.c (expand_builtin_synchronize): Build a new-style asm
168 with a memory clobber.
170 2005-10-17 James E Wilson <wilson@specifix.com>
172 PR rtl-optimization/17356
173 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
174 checking for EDGE_EH.
176 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
178 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
179 the slot on an even boundary for any type with 16-byte alignment.
181 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
184 * md.texi (Modifiers) <%>: Clarify that % doesn't work
185 after register allocation.
187 2005-10-17 DJ Delorie <dj@redhat.com>
189 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
192 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
195 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
198 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
200 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
201 to 2 if it's already non-zero.
202 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
203 is set and warn about it if flag_schedule_insns is 1.
205 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
207 * config/crx/crx.md: Compare-and-branch instructions need to
210 2005-10-17 Uros Bizjak <uros@kss-loka.si>
213 * config/i386/i386.md (*pushdi2_rex64 splitter)
214 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
215 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
216 flow2 pass only when (optimize > 0 && flag_peephole2).
218 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
221 * gcc.c (have_c): New static variable.
223 (process_command): Remove declation of have_c.
224 Set have_o to 1 when handling -o.
225 (main): Add a fatel error if there are multiple
226 files specified and -o and -c/-S is passed witout
227 -combine or multiple languages.
229 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
231 Fix PR tree-optimization/22444
232 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
233 Assert that we don't hit something with subvars.
234 (setup_pointers_and_addressables): Don't add things with subvars,
235 because we'll already process the subvars for aliasing purposes.
237 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
240 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
241 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
242 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
243 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
244 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
245 swapped, alternatives for the R constraint.
248 * builtins.c (get_builtin_sync_mode): Make unlimited
249 mode_for_size request.
251 2005-10-15 Richard Henderson <rth@redhat.com>
253 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
254 (gimplify_expr): ... here.
255 (gimplify_compound_lval): Use it in initial scan loop. Allow
256 fb_lvalue in base expression.
258 2005-10-15 Richard Henderson <rth@redhat.com>
261 * builtins.c (expand_builtin_trap): Export.
262 * expr.h (expand_builtin_trap): Declare.
263 * expr.c (expand_assignment): Emit a trap for integral offsets
264 from registers that weren't reduced to bitpos.
266 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
267 (mark_array_ref_addressable): Remove.
268 * tree-flow.h (mark_array_ref_addressable): Remove.
269 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
271 2005-10-15 James E Wilson <wilson@specifix.com>
274 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
275 (add_dependence_list_and_free): Likewise.
276 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
279 2005-10-15 Diego Novillo <dnovillo@redhat.com>
283 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
284 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
286 (vrp_visit_phi_node): Only prevent infinite iterations when
287 the previous result and the new result are both VR_RANGEs.
289 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
291 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
294 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
297 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
300 2005-10-14 Per Bothner <per@bothner.com>
302 PR preprocessor/21250
303 * c-ppoutput.c (print_line): Print internal line 0 as 1.
305 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
308 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
309 overflow flags. Refactor some conditionals.
311 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
314 * tree-dfa.c (add_referenced_var): Only look at decls which
315 have TREE_CONSTANT or TREE_READONLY set instead of if
316 !TREE_PUBLIC or !TREE_CONSTANT.
318 2005-10-13 James E Wilson <wilson@specifix.com>
320 * doc/invoke.texi: For -x, add f95-cpp-input.
321 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
323 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
325 PR tree-optimization/24262
326 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
327 in loop all the time.
329 2005-10-12 Richard Henderson <rth@redhat.com>
332 * tree.h (DECL_TRANSPARENT_UNION): Remove.
333 * function.c (assign_parm_find_data_types): Don't support it.
334 * print-tree.c (print_node): Likewise.
335 * c-common.c (handle_transparent_union_attribute): Likewise.
336 Use build_duplicate_type.
337 * tree-inline.c (remap_type_1): Split out of remap_type;
338 properly remap aggregate fields.
339 (build_duplicate_type): New.
340 * doc/extend.texi (Variable Attributes): Remove documentation
341 for transparent_union.
343 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
346 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
347 (gen_stack_pointer_dec): Likewise.
349 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
353 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
355 (struct cxx): Add adjust_class_at_definition target hook.
356 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
357 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
358 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
359 hook_void_tree. Add to TARGET_CXX.
360 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
362 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
363 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
364 instead of attribute. Check for dllexport override. Warn if
365 inconsistent dll linkage. Don't lose old dllimport if decl has
366 had address referenced. Tweak lookup of dllimport atribute.
367 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
368 for target specific rules. Don't add dllimport attribute if
369 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
371 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
372 * varasm.c (initializer_constant_valid_p): Replace
373 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
377 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
378 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
379 (i[34567]86-*-mingw32*): Likewise.
381 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
382 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
384 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
385 C++-specific code. Change return value to bool.
386 (i386_pe_dllimport_p): Likewise.
387 (associated_type): Simplify and make language-independent
388 (i386_pe_encode_section_info): Replace override of ambiguous
389 dllimport symbol refs with a gcc_assert.
390 (i386_pe_valid_dllimport_attribute_p): Define.
391 * config/i386/winnt-cxx.c: New file. Define C++ versions of
392 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
393 i386_pe_adjust_class_at_definition.
394 * config/i386/winnt-stubs.c: New file. Define stub versions of
395 lang-specific functions.
396 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
397 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
398 i386_pe_adjust_class_at_definition.
399 (i386_pe_valid_dllimport_attribute_p): Declare.
400 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
401 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
402 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
405 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
406 dllimport attribute with test of DECL_DLLIMPORT_P.
408 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
410 * combine.c (make_extraction): Correct offset computation.
412 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
414 * config/cris/t-linux (LIMITS_H_TEST): Define.
416 2005-10-12 Richard Henderson <rth@redhat.com>
419 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
421 2005-10-12 Richard Guenther <rguenther@suse.de>
423 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
425 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
428 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
429 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
432 2005-10-12 Richard Guenther <rguenther@suse.de>
435 * varasm.c (output_constant): Correct typo from previous
438 2005-10-11 Ian Lance Taylor <ian@airs.com>
440 PR rtl-optimization/13931
441 * combine.c: Revert patch of 2003-05-14, and:
442 (try_combine): Only set elim_i1 and elim_i2 if the destination is
443 completely killed in the appropriate insn.
444 (distribute_notes): Don't skip multiple hard register test for
447 2005-10-11 Richard Henderson <rth@redhat.com>
450 * c-typeck.c (convert_for_assignment): Use build_constructor_single
451 to initialize a transparent union instead of a nop_expr.
453 2005-10-11 Richard Henderson <rth@redhat.com>
455 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
456 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
457 (tree_ssa_dce_loop): Call scev_reset.
460 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
461 * tree-ssa-dce.c: Include cfgloop.h.
462 (tree_ssa_dce_loop, pass_dce_loop): New.
463 * tree-pass.h (pass_dce_loop): Declare it.
464 * passes.c (init_optimization_passes): Use it.
466 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
469 * convert.c (convert_to_real): Revert 2005-10-05 patch.
470 Only apply the optimization for rounding builtins if the inner
471 cast is also an extension.
473 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
476 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
477 mark_new_vars_to_rename instead of update_stmt.
479 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
481 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
483 2005-10-11 Jakub Jelinek <jakub@redhat.com>
485 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
486 for setting MMX register to 0 rather than mmx.
488 2005-10-10 Steve Ellcey <sje@cup.hp.com>
491 * configure.ac: Move gas check from mips specific case to common case.
492 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
493 * configure: Regenerate
494 * doc/install.texi: Update.
496 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
499 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
501 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
503 * gcc.c (do_spec_1): Accept numeric characters in file name
506 2005-10-10 Nick Clifton <nickc@redhat.com>
508 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
509 describing the deleted arm_gen_rotated_half_load function.
511 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
513 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
516 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
518 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
520 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
521 (EXTRA_MULTILIB_PARTS): Define.
522 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
523 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
524 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
525 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
526 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
527 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
529 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
531 PR tree-optimization/24226
532 * tree-cfg.c (remove_bb): Clean up unreachable loops.
533 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
534 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
537 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
539 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
541 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
544 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
545 Rewrite for no need for the early clobber.
547 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
549 Merge from csl-arm-branch:
550 2005-09-07 Paul Brook <paul@codesourcery.com>
551 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
554 2005-04-30 Paul Brook <paul@codesourcery.com>
555 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
556 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
558 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
559 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
560 (arm_override_options): Use TARGET_AAPCS_BASED.
561 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
562 (PTRDIFF_TYPE): Use int for AAPCS.
563 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
564 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
565 (DEFAULT_SHORT_ENUMS): Delete.
566 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
568 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
569 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
570 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
571 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
573 2004-12-03 Mark Mitchell <mark@codesourcery.com>
574 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
576 2004-11-22 Mark Mitchell <mark@codesourcery.com>
577 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
579 2004-11-19 Mark Mitchell <mark@codesourcery.com>
580 * config.gcc (arm*-*-linux-gnueabi): Add it.
581 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
583 (TARGET_OS_CPP_BUILTINS): Likeiwse.
584 * config/arm/linux-eabi.h: New file.
585 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
586 (LINUX_TARET_LINK_SPEC): Likewise.
588 * config/arm/t-linux-eabi: New file.
590 2005-10-08 Steven Bosscher <stevenb@suse.de>
593 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
595 (PARAM_SMS_DFA_HISTORY): Likewise.
597 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
600 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
601 (load_register_parameters): Call it.
602 (check_sibcall_argument_overlap_1): Likewise.
603 (store_one_arg): Likewise.
605 2005-10-07 James E. Wilson <wilson@specifix.com>
607 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
608 DImode not VECINT24 for operand 2.
611 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
615 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
616 fr_spill): Use destination_operand for operand 0.
618 2005-10-07 DJ Delorie <dj@redhat.com>
620 * varasm.c (output_constant): Limit error to expanding
623 2005-10-07 Richard Guenther <rguenther@suse.de>
626 * fold-const.c (fold_binary): Fix operand types during folding
627 of X op (A, Y). Evaluation order of the side-effects of
628 X and A are frontend-defined, so ensure we honour that even for
629 tcc_comparison class operands; eased by removing duplicate code.
631 2005-10-07 Steve Ellcey <sje@cup.hp.com>
633 * stor-layout.c (layout_type): Do not allow alignment of array
634 elements to be greater than their size.
636 2005-10-07 Steve Ellcey <sje@cup.hp.com>
638 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
640 (hppa*-*-linux*): Ditto.
641 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
642 * config/host-hpux.c: New.
643 * config/x-hpux: New.
644 * config/pa/x-hpux: Remove.
645 * config/pa/x-linux: Remove.
646 * config/pa/pa-host.c: Remove.
648 2005-10-07 Jeff Law <law@redhat.com>
650 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
651 determine whether or not to try and thread outgoing edges.
653 2005-10-07 David Edelsohn <edelsohn@gnu.org>
655 * config/rs6000/rs6000.md (eqsi_power): New.
656 (neg_eq0si): Add TARGET_POWER to final condition.
659 2005-10-06 Richard Henderson <rth@redhat.com>
661 * config/rs6000/rs6000.c: Revert last change.
663 2005-10-06 Richard Henderson <rth@redhat.com>
665 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
666 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
668 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
672 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
673 out return_label and naked_return_label.
675 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
677 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
680 2005-10-06 Richard Henderson <rth@redhat.com>
683 * tree-inline.c (declare_return_variable): Handle modify_dest not
686 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
688 Fix PR tree-optimization/22488
689 * tree-ssa-structalias.c (check_for_overlaps): New function.
690 (create_variable_info_for): Use it.
692 2005-10-06 Richard Henderson <rth@redhat.com>
695 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
696 (dwarf2out_start_source_file): Print it.
698 2005-10-06 Geoffrey Keating <geoffk@apple.com>
700 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
702 2005-10-06 Richard Henderson <rth@redhat.com>
705 * mode-switching.c (optimize_mode_switching): Clear transp bit
706 for block with incomming abnormal edges.
708 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
709 (fpscr_set_from_mem): Use them.
710 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
711 (fpscr postinc splitters): Rewrite as peephole2+split.
713 2005-10-06 David Edelsohn <edelsohn@gnu.org>
715 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
716 (eq<mode>_compare): Same.
718 2005-10-06 Richard Guenther <rguenther@suse.de>
720 PR tree-optimization/24238
721 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
723 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
725 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
726 here. Use AC_PATH_PROG for environment variables instead of
728 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
730 * configure: Regenerated.
732 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
735 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
736 then force it into a register.
737 (call_value): Likewise.
739 2005-10-06 Richard Henderson <rth@redhat.com>
742 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
743 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
744 under pass_vectorize.
746 2005-10-05 Devang Patel <dpatel@apple.com>
749 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
750 handling constants. Check NAMESPACE_DECL context for constants.
752 2005-10-05 Eric Christopher <echristo@apple.com>
754 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
756 2005-10-05 Richard Henderson <rth@redhat.com>
759 * tree-cfg.c (mark_array_ref_addressable_1): New.
760 (mark_array_ref_addressable): New.
761 * tree-flow.h (mark_array_ref_addressable): Declare.
762 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
764 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
768 * reload.c (subst_reloads): When adding a REG_LABEL to a
769 jump instruction, also update JUMP_LABEL.
771 2005-10-05 David Edelsohn <edelsohn@gnu.org>
773 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
774 * bb-reorder.c (copy_bb_p): Use it.
775 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
777 2005-10-05 Richard Henderson <rth@redhat.com>
780 * toplev.c (process_options): Warn about unsupported combinations
781 of unwind tables and omit-frame-pointer.
782 * config/i386/i386.c (override_options): Similarly. Enable
783 accumulate-outgoing-args if not explicitly disabled.
785 2005-10-05 Steve Ellcey <sje@cup.hp.com>
787 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
788 Handle big endian vs. small endian.
789 (vec_initv2sf): Handle big endian vs. small endian.
790 (*vec_extractv2sf_1): Ditto.
792 2005-10-05 Dale Johannesen <dalej@apple.com>
794 * convert.c (convert_to_real): Don't convert
795 (float)floor(double d) to floorf((float)d).
797 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
799 * config/arm/arm.md (insv): Use gen_int_mode in more places.
801 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
803 PR tree-optimization/18587
804 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
805 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
806 build_vuses): Change to VEC type.
807 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
808 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
809 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
810 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
811 (get_name_decl): New. Return DECL_UID of base variable.
812 (operand_build_cmp): New. qsort comparison routine.
813 (operand_build_sort_virtual): New. Sort virtual build vector.
814 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
815 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
816 (FINALIZE_BASE): Use get_name_decl.
817 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
818 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
819 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
820 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
821 direct VEC_* manipulations.
822 (build_ssa_operands): Call operand_build_sort_virtual.
823 (copy_virtual_operand, create_ssa_artficial_load_stmt,
824 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
825 with direct VEC_* manipulations.
826 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
827 with direct VEC manipulations.
829 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
831 PR tree-optimization/21419
832 PR tree-optimization/24146
833 PR tree-optimization/24151
835 * c-typeck.c (readonly_error): Handle USE being lv_asm.
836 (build_asm_expr): Call it if outputs are read-only.
837 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
839 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
840 Paolo Bonzini <bonzini@gnu.org>
844 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
845 enable the instructions and not just the built-ins.
846 * doc/invoke.texi (x86 Options): Likewise.
848 2005-10-04 Geoffrey Keating <geoffk@apple.com>
850 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
852 * doc/invoke.texi (Option Summary): Correct spelling
853 of -mmacosx-version-min.
855 2005-10-04 Devang Patel <dpatel@apple.com>
857 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
860 2005-10-04 Steve Ellcey <sje@cup.hp.com>
862 * tree-vect-transform.c (vect_create_epilog_for_reduction):
863 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
865 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
867 * config/s390/s390.md ("TDSI","DP"): New mode macros.
868 ("TE","tg"): New mode attributes.
869 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
870 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
871 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
872 dword_mode and one for GPRmode.
874 2005-10-04 Ian Lance Taylor <ian@airs.com>
876 PR preprocessor/13726
877 * c-ppoutput.c (cb_include): Add comments parameter, and print out
878 any comments passed in.
880 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
882 * tree.c (annotate_with_file_line): Fix typo.
884 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
887 * builtins.c (fold_builtin_memcmp): When constructing the pointer
888 type used to access data in the inlined length == 1 case, use
889 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
890 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
892 2005-10-04 Uros Bizjak <uros@kss-loka.si>
894 * config/i386/i386.h (TARGET_FISTTP): Enable also for
895 TARGET_SSE3 and only for TARGET_80387.
896 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
897 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
898 Do not depend on TARGET_80387.
900 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
902 * tree.c (last_annotated_node): Change type to location_t*.
903 (annotate_with_file_line): Reflect the change of
904 last_annotated_node type.
906 2005-10-04 Richard Guenther <rguenther@suse.de>
909 * c-decl.c (grokdeclarator): Don't write to fields
912 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
915 * c-decl.c (finish_decl): Use set_user_assembler_name even for
917 * varasm.c (make_decl_rtl): If a register variable does not
918 have a set user assmbler name, error out.
919 Decode the asmspec is now name+1 bypassing '*'.
921 2005-10-04 Steven Bosscher <stevenb@suse.de>
923 PR tree-optimization/23049
924 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
925 of a COND_EXPR is folded before calling fold on the whole rhs of a
926 conditional assignment.
927 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
928 document that a COND_EXPR may appear there.
930 2005-10-03 Diego Novillo <dnovillo@redhat.com>
933 * tree-vrp.c (extract_range_from_assert): If the new numeric
934 range created out of the assertion contradicts the existing
935 numeric range of the ASSERT_EXPR variable, make the new range
938 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
940 * config/sh/sh.c (sh_register_move_cost): Add case for moving
941 from T_REGS to FP register class.
943 2005-10-03 Richard Henderson <rth@redhat.com>
946 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
947 before creating a new one.
949 2005-10-03 David Edelsohn <edelsohn@gnu.org>
951 * config/rs6000/t-aix43 (LDFLAGS): New.
952 * config/rs6000/t-aix52 (LDFLAGS): New.
954 2005-10-03 Ian Lance Taylor <ian@airs.com>
956 * gimplify.c (find_single_pointer_decl_1): New static function.
957 (find_single_pointer_decl): New static function.
958 (internal_get_tmp_var): For a formal variable, set restrict base
959 information if appropriate.
960 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
962 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
963 (DECL_GET_RESTRICT_BASE): Define.
964 (SET_DECL_RESTRICT_BASE): Define.
965 (decl_restrict_base_lookup): Declare.
966 (decl_restrict_base_insert): Declare.
967 (struct tree_decl_with_vis): Add based_on_restrict_p field.
968 * tree.c (restrict_base_for_decl): New static variable.
969 (init_ttree): Initialize restrict_base_for_decl.
970 (copy_node_stat): Copy restrict base information.
971 (decl_restrict_base_lookup): New function.
972 (decl_restrict_base_insert): New function.
973 (print_restrict_base_statistics): New static function.
974 (dump_tree_statistics): Call print_restrict_base_statistics.
976 2005-10-02 Diego Novillo <dnovillo@redhat.com>
979 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
982 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
985 * c-typeck.c (tagged_tu_seen): Rename to ...
986 (tagged_tu_seen_cache): this and add val field.
987 (comptypes): Move functional to comptypes_internal
988 and free tagged_tu_seen.
989 (comptypes_internal): New function and call comptypes_internal
990 instead of comptypes. Speed up by sibcalling
991 tagged_types_tu_compatible_p.
992 (alloc_tagged_tu_seen): New function
993 (free_all_tagged_tu_seen_up_to): New function.
994 (tagged_types_tu_compatible_p): Return the val of the seen two
996 Add that the two types are the same to tagged_tu_seen_base
997 if they are and call comptypes_internal instead of comptypes.
998 <case UNION_TYPE>: Speed up common type where the fields are
1000 (function_types_compatible_p): Call comptypes_internal instead of
1002 (type_lists_compatible_p): Likewise.
1003 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1005 2005-10-02 Matthias Klose <doko@debian.org>
1007 * doc/invoke.texi: Fix typo and speling error.
1009 2005-10-01 Richard Henderson <rth@redhat.com>
1011 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1013 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1015 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1016 using --start-group and --end-group.
1018 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1020 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1021 FIXME note regarding quirky semantics.
1023 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1026 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1027 non-null range as a last resort.
1029 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1030 Diego Novillo <dnovillo@redhat.com>
1033 * tree-vrp.c (extract_range_from_assert): For !=
1034 assertions, only build an anti-range if LIMIT is a
1035 single-valued range.
1037 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1039 * arm.md (movqi): On thumb when optimizing, handle loading from
1040 memory by describing this as taking a subreg of a zero-extended load
1041 into an SImode register.
1044 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1046 * reload1.c (merge_assigned_reloads): Do not change any
1047 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1049 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1051 * Makefile.in (LIPO_FOR_TARGET): Define.
1052 (STRIP_FOR_TARGET): Define.
1054 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1055 before creating new ones. Do symlinks before creating the actual
1058 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1059 to work out which multilibs are actually being built.
1061 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1063 * tree-vect-transform.c, config/ms1/ms1.md,
1064 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1065 Follow spelling conventions.
1066 * doc/invoke.texi, doc/md.texi: Fix typos.
1068 2005-09-30 Andrew Macleod <amacleod@redat.com>
1070 PR tree-optimization/21430
1071 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1072 use operands, and set stmt pointer if need be.
1073 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1074 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1077 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1080 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1082 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1084 * optabs.c (expand_binop): Initialize first_pass_p.
1086 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1089 * c-decl.c (c_write_global_declarations_1): If any
1090 wrapup_global_declaration_2 call returned true, restart the loop.
1092 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1094 Fix PR tree-optimization/24117
1095 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1096 before considering whether to use anyoffset.
1098 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1102 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1104 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1106 (swap_commutative_operands_with_target): New.
1108 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1111 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1114 2005-09-29 Steven Bosscher <stevenb@suse.de>
1116 PR tree-optimization/23911
1117 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1118 and IMAGPART_EXPR too.
1120 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1123 * expmed.c (expand_shift): Move logic to reverse rotation
1124 direction when rotating by constants ...
1125 * optabs.c (expand_binop): ... here.
1126 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1127 (ix86_rotrdi3): New pattern.
1128 (rotldi3): Handle 32-bit mode.
1129 (ix86_rotldi3): New pattern.
1131 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1134 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1135 check for numbers that need no bit twiddle.
1137 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1139 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1140 multilib to be built.
1142 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1143 (stage1-start): Delete old libgcc and libunwind before moving
1144 anything into the stage directory.
1145 (stage2-start): Likewise.
1146 (stage3-start): Likewise.
1147 (stage4-start): Likewise.
1148 (stageprofile-start): Likewise.
1149 (stagefeedback-start): Likewise.
1150 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1151 header in tm_file and CPU-specific t-darwin in tmake_file.
1152 (i[34567]86-*-darwin*): Don't change tm_file.
1153 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1154 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1155 shared library stub for target OS version.
1156 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1157 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1158 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1159 (libgcc_s.%.dylib): New.
1161 (install-darwin-libgcc-stubs): New.
1162 (INSTALL_LIBGCC): New append.
1163 * config/i386/darwin-libgcc.10.4.ver: New.
1164 * config/i386/darwin-libgcc.10.5.ver: New.
1165 * config/i386/t-darwin: New.
1166 * config/rs6000/darwin-libgcc.10.4.ver: New.
1167 * config/rs6000/darwin-libgcc.10.5.ver: New.
1168 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1169 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1171 2005-09-28 Paul Brook <paul@codesourcery.com>
1173 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1176 2005-09-28 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/23853
1179 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1180 host_integerp to verify misalignment value.
1182 2005-09-28 Richard Henderson <rth@redhat.com>
1184 * builtins.c (get_builtin_sync_mode): New.
1185 (expand_builtin_sync_operation): Pass in mode argument.
1186 (expand_builtin_compare_and_swap): Likewise.
1187 (expand_builtin_lock_test_and_set): Likewise.
1188 (expand_builtin_lock_release): Likewise.
1189 (expand_builtin): Update to match.
1191 2005-09-28 Nick Clifton <nickc@redhat.com>
1193 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1194 formatting. Add check to PLUS case to ensure that the offset is
1195 within an acceptable range.
1197 * config/v850/v850.md (casesi): Disable the generation of the
1198 switch pattern as it is not being handled properly at the moment.
1200 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1201 for when the high words are identical.
1203 2005-09-27 Richard Henderson <rth@redhat.com>
1205 * pretty-print.c (pp_base_format): Fix typo for %>.
1207 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1208 Devang Patel <dpatel@apple.com>
1210 PR tree-optimization/23625
1211 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1212 LABEL_EXPR, assertion check.
1214 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1216 * optabs.c (no_conflict_move_test): Check if a result of a
1217 to-be-moved insn would be clobbered by an originally
1220 2005-09-27 Jeff Law <law@redhat.com>
1222 * passes.c (init_optimization_passes): Replace copy propagation
1223 passes immediately after DOM with phi-only copy propagation
1224 pases. Add phi-only copy propagation pass after first DOM pass.
1225 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1226 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1227 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1228 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1229 to init_copy_prop. Callers updated.
1230 (do_phi_only_copy_prop): New function.
1231 (pass_phi_only_copy_prop): New pass descriptor.
1233 2005-09-27 Nick Clifton <nickc@redhat.com>
1235 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1237 2005-09-26 Jason Merrill <jason@redhat.com>
1240 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1242 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1244 2005-09-26 James E Wilson <wilson@specifix.com>
1246 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1247 copyright. Add gcc copyright plus libgcc exception.
1248 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1250 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1252 2005-09-26 Jeff Law <law@redhat.com>
1254 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1255 about when to iterate.
1257 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1260 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1261 for __complex__ double in -mcpu=G5 mode.
1263 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1265 PR tree-optimization/23942
1266 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1267 * tree-scalar-evolution.c: Include params.h.
1269 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1270 follow_ssa_edge_in_condition_phi_branch,
1271 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1272 Change return type to t_bool. Use a parameter to limit the size of
1273 trees that are walked before stopping
1274 (analyze_evolution_in_loop): Initialize the limit to 0.
1275 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1276 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1278 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1281 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1282 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1284 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1286 * combine.c (make_extraction): Check for valid use of subreg.
1288 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1291 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1292 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1293 ("fist<mode>2_with_temp"): Use only register operands.
1295 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1297 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1298 CALL_INSN_FUNCTION_USAGE.
1300 2005-09-26 Richard Guenther <rguenther@suse.de>
1303 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1304 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1305 (ldst_entry): Use the hashtable instead of list-walking.
1306 (find_rtx_in_ldst): Likewise.
1307 (free_ldst_entry): Free the hashtable.
1308 (compute_ld_motion_mems): Create the hashtable.
1309 (trim_ld_motion_mems): Remove entry from hashtable if
1310 removing it from list.
1311 (compute_store_table): Likewise^2.
1312 (store_motion): Free hashtable in case we did not see
1315 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1317 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1318 and arg1 if we are passing them to fold_build2.
1320 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1323 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1326 2005-09-25 Richard Henderson <rth@redhat.com>
1328 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1329 SYMBOL_REF_TLS_MODEL to be correct.
1331 2005-09-24 Richard Henderson <rth@redhat.com>
1333 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1334 end of function. Reindent.
1336 2005-09-24 Ian Lance Taylor <ian@airs.com>
1338 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1339 NEGATE_EXPR/BIT_NOT_EXPR case.
1341 2005-09-24 Richard Henderson <rth@redhat.com>
1343 * c-common.c (handle_mode_attribute): When not modifying in place,
1344 create subtypes for enumerations.
1345 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1346 * gimplify.c (create_tmp_from_val): Likewise.
1348 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1350 * config/i386/i386.md (*tls_global_dynamic_64,
1351 *tls_local_dynamic_base_64): Add missing mode to call.
1352 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1354 2005-09-24 Jan Hubicka <jh@suse.cz>
1356 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1357 (cgraph_clone_node): Likewise.
1358 * cgraph.h (cgraph_clone_edge): Update prototype.
1359 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1360 duplicated prototypes; add updating argument.
1361 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1362 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1364 (cgraph_mark_inline_edge): Likewise.
1365 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1366 (cgraph_flatten_node): Likewise.
1367 (cgraph_decide_recursive_inlining): Likewise.
1368 (cgraph_decide_inlining_of_small_function): Likewise.
1369 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1371 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1372 Pete Steinmetz <steinmtz@us.ibm.com>
1374 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1375 (rldic.): Set type to "compare".
1377 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1378 mfjmpr for MFCTR/MFLR.
1379 (movdf_hardfloat64): Same.
1380 (movdf_softfloat64): Same. Correct order of store and move types.
1381 (movti_string): Set type to store_ux/load_ux.
1382 (load_multiple): Set type to load_ux.
1383 (store_multiple): Set type to store_ux.
1384 (movmemsi): Set type to store_ux.
1385 (output_cbranch direct_return): Set type to jmpreg.
1386 (stmw): Set type to store_ux.
1387 (lmw): Set type to load_ux.
1388 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1389 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1390 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1391 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1392 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1393 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1394 (rios1-fpstore): Increase latency to 3.
1395 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1396 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1398 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1399 Andrew Pinski <pinskia@physics.uc.edu>
1401 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1402 operand2 constraint to "b".
1403 (sync_<fetchop_name>di_internal): Same.
1404 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1406 (sync_old_<fetchop_name>di_internal): Same.
1407 (sync_new_<fetchop_name>si_internal): Same.
1408 (sync_new_<fetchop_name>di_internal): Same.
1410 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1413 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1414 case, define as macros.
1416 PR rtl-optimization/23837
1417 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1418 clobber / clobber match between dest and p->first.
1420 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1421 (no_conflict_move_test): Update comments.
1423 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1425 * doc/install.texi: Update URL for Jacks.
1426 * doc/sourcebuild.texi: Likewise.
1428 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1431 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1432 registers when choosing register preferences.
1433 (movdf_hardfloat64): Same.
1435 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1437 * expmed.c (expand_shift): Don't use the target of the rotate as
1438 target for the first expanded shift insn.
1439 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1441 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1443 PR tree-optimization/22438
1444 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1445 preserved iv rhs rewriting specially.
1447 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1449 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1450 estimate_only is true.
1451 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1452 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1453 tree-ssa-structalias.c
1454 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1455 ref_contains_indirect_ref.
1456 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1458 2005-09-21 DJ Delorie <dj@redhat.com>
1460 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1462 (mn10300_return_in_memory): Support variable size types also.
1463 (mn10300_pass_by_reference): Likewise.
1464 (mn10300_function_value): New.
1465 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1466 (FUNCTION_OUTGOING_VALUE): Likewise.
1467 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1468 * doc/invoke.texi: Document it.
1470 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1473 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1474 force integer op1 into register for XFmode compares.
1476 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1479 * expmed.c (alg_code): Add alg_impossible.
1480 (alg_hash_entry): Add cost.
1481 (synth_mult): Record alg_impossible in the hash table if
1482 multiplication by a given integer is impossble within the
1483 limit. Speed up using alg_impossible.
1485 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1487 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1488 argument. Allow and set any offset if needs_anyoffset is passed
1490 (get_constraint_for): Add argument here too.
1492 (do_structure_copy): Pass NULL to get_constraint_for.
1493 (handle_ptr_arith): Ditto.
1494 (find_func_aliases): Ditto.
1496 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1498 PR rtl-optimization/23898
1499 * output.h (get_attr_min_length): Declare.
1500 * final.c (get_attr_length_1): New function, broken out of:
1502 (get_attr_min_length): New function.
1503 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1504 (duplicate_computed_gotos): Likewise.
1505 * genattr.c (insn_min_length): Generate declaration.
1506 * genattrtab.c (min_fn, min_attr_value): New functions.
1507 (make_length_attrs): Generate insn_min_length.
1509 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1511 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1513 2005-09-20 Richard Henderson <rth@redhat.com>
1515 PR tree-optimization/24059
1516 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1519 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1521 * c.opt (fextended-identifiers): New.
1522 * c-opts.c (c_common_handle_option): Handle
1523 -fextended-identifiers.
1524 * doc/cpp.texi: Update documentation of extended identifiers.
1525 * doc/cppopts.texi (-fextended-identifiers): Document.
1527 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1529 PR tree-optimization/23929
1530 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1533 PR tree-optimization/23818
1534 * tree-stdarg.c (execute_optimize_stdarg): Call
1535 calculate_dominance_info.
1537 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1539 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1540 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1541 (compute_overlap_steps_for_affine_1_2): Use
1542 get_number_of_iters_for_loop.
1543 (analyze_subscript_affine_affine): Check whether difference is
1545 Use get_number_of_iters_for_loop.
1546 Check whether overlap occurs outside of bounds.
1547 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1549 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1551 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1552 base register if possible.
1554 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1556 PR tree-optimization/18463
1557 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1558 converting it directly is not possible.
1559 (chrec_convert_aggressive): New function.
1560 * tree-chrec.h (chrec_convert_aggressive): Declare.
1561 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1562 Fold chrec conversions aggressively if asked to.
1563 (instantiate_parameters): Modified because of changes in
1564 instantiate_parameters_1.
1566 2005-09-19 Richard Henderson <rth@redhat.com>
1568 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1569 (reduc_splus_v2df): New.
1571 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1573 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1574 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1576 2005-09-19 Richard Henderson <rth@redhat.com>
1578 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1581 2005-09-19 Richard Henderson <rth@redhat.com>
1583 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1584 (ia64_expand_dot_prod_v8qi): New.
1585 * config/ia64/ia64-protos.h: Update.
1586 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1587 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1588 sdot_prodv8qi, sdot_prodv4hi): New.
1589 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1591 2005-09-19 Richard Henderson <rth@redhat.com>
1594 * real.c (exact_real_truncate): Return false if the format cannot
1595 represent the number as a normal.
1597 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1598 for a memory source.
1600 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1602 * tree-ssa-operands.c (swap_tree_operands): Export.
1603 * tree.h (swap_tree_operands): Declare.
1604 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1605 Call swap_tree_operands.
1607 2005-09-19 Richard Henderson <rth@redhat.com>
1609 * tree-flow.h (merge_alias_info): Declare.
1610 * tree-ssa-copy.c (merge_alias_info): Export.
1611 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1612 (vect_create_data_ref_ptr): Use create_iv directly.
1613 (vectorizable_load): Use correct types for integer constants.
1614 (vect_generate_tmps_on_preheader): Likewise.
1615 (vect_gen_niters_for_prolog_loop): Likewise.
1617 2005-09-19 Steven Bosscher <stevenb@suse.de>
1619 PR rtl-optimization/23943
1620 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1622 2005-09-18 Jan Hubicka <jh@suse.cz>
1624 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1626 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1628 * varasm.c (output_constant): Do not abort on conversions to union
1629 types between different sizes.
1631 2005-09-18 Richard Guenther <rguenther@suse.de>
1634 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1637 2005-09-18 Paul Brook <paul@codesourcery.com>
1639 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1641 2005-09-17 Richard Henderson <rth@redhat.com>
1643 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1644 * tree-ssa-loop.c (pass_vect_dce): Remove.
1645 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1648 2005-09-17 Richard Henderson <rth@redhat.com>
1650 * tree-pass.h (pass_vect_dce): Declare.
1651 * passes.c (init_optimization_passes): Add it.
1652 * tree-flow.h (tree_ssa_dce): Declare.
1653 * tree-ssa-dce.c (tree_ssa_dce): Export.
1654 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1655 (gate_tree_vectorize): ... here.
1656 (pass_vect_dce): New.
1658 2005-09-17 Jan Hubicka <jh@suse.cz>
1660 * except.c (struct eh_status): Turn region_array into vec.
1661 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1662 convert_from_eh_region_ranges, find_exception_handler_labels,
1663 current_function_has_exception_handlers, assign_filter_values,
1664 build_post_landing_pads, dw2_build_landing_pads,
1665 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1666 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1667 foreach_reachable_handler, can_throw_internal_1,
1668 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1670 (duplicate_eh_region_1): Update region_array.
1671 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1673 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1676 * expmed.c (expand_mult): Substitute simple register for op0 when
1679 2005-09-17 Richard Henderson <rth@redhat.com>
1681 * expr.c (emit_move_via_integer): Add force argument, pass it on
1682 to emit_move_change_mode. Update callers.
1683 (emit_move_complex): Pass true to new force argument.
1684 * function.c (expand_function_end): Move expand_eh_return call
1685 earlier. Merge sub-word complex values into a pseudo before
1686 copying to the return hard register.
1688 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1690 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1691 between different sizes.
1693 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1697 * passes.c (init_optimization_passes): Register dump files for
1700 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1702 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1703 * config/s390/s390.c (s390_overlap_p): New function.
1704 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1705 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1708 2005-09-16 Richard Guenther <rguenther@suse.de>
1710 * ipa-pure-const.c (static_execute): Free auxiliar information.
1711 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1712 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1714 2005-09-15 DJ Delorie <dj@redhat.com>
1716 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1718 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1720 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1722 (swap_commutative_operands_with_target): New.
1724 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1726 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1729 (estimate_iters_using_array): New function.
1730 * tree-data-ref.h (estimate_iters_using_array): Prototype
1731 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1732 Use estimate_iters_using_array instead of analyze_array.
1734 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1736 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1739 2005-09-15 Michael Matz <matz@suse.de>
1741 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1743 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1745 PR tree-optimization/23835
1746 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1747 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1749 2005-09-14 Richard Henderson <rth@redhat.com>
1751 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1752 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1754 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1756 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1757 in the ARRAY_TYPE case.
1759 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1761 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1763 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1766 * tree-vect-transform.c (vectorizable_operation): Return false for
1767 scalar shift operations and for vector shift operations with
1768 non-invariant shift arguments. Use scalar tree operand op1 as
1769 a shift operand when vector shift insn pattern uses scalar shift
1771 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1773 2005-09-14 Olivier Hainque <hainque@adacore.com>
1775 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1776 value if it has side-effects.
1778 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1781 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1783 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1785 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1786 passed as NAME as if it were label at start of function code.
1788 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1790 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1793 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1795 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1796 as early clobber. Rewrite so the PIC register is not implicitly used.
1798 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1800 * tree.c (annotate_with_file_line): Compare line numbers before
1803 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1806 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1807 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1809 2005-09-13 Ian Lance Taylor <ian@airs.com>
1811 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1812 than a HOST_WIDEST_INT to gen_doloop_begin.
1814 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1816 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1818 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1820 PR tree-optimize/23817
1821 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1823 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1826 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1827 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1828 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1829 (restore_stack_nonlocal): Likewise.
1830 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1832 2005-09-12 Ian Lance Taylor <ian@airs.com>
1835 * c.opt (ffriend-injection): New C++ option.
1836 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1837 (C++ Dialect Options): Document -ffriend-injection.
1839 2005-09-12 Josh Conner <jconner@apple.com>
1842 * ipa-reference.c (static_execute): Don't mark variables in
1843 named sections TREE_READONLY.
1845 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1847 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1850 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1852 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1853 V_MUST_DEF instead of just the first_use_p.
1854 Don't mark the virtual variables for renaming on the statement which
1856 (pass_dse): Remove TODO_update_ssa.
1858 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1861 * stor-layout.c (compute_record_mode): For records with a single
1862 field, actually check the field's mode size against the type size.
1864 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1865 registers for TARGET_SHMEDIA.
1866 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1867 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1868 of GENERAL_REGS and FP_REGS.
1870 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1872 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1874 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1876 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1877 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1878 are omitted. Exclude stack_tie insn too.
1880 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1882 PR rtl-optimization/23098
1883 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1885 * config/rs6000/rs6000.md (movdf splitter): Use
1886 const_double_operand predicate for TARGET_POWERPC64.
1887 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1888 SYMBOL_REF method to ABI_V4.
1890 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1891 replace_equiv_address.
1892 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1893 rs6000_sr_alias_set and MEM_NOTRAP.
1894 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1896 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1898 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1899 handle CALL_EXPR again.
1901 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1903 * arm/predicates.md (alignable_memory_operand): Delete.
1905 2005-09-10 Richard Henderson <rth@redhat.com>
1908 * dbxout.c (dbxout_expand_expr): New.
1909 (dbxout_symbol): Use it.
1911 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1913 * arm.c (arm_gen_rotated_half_load): Delete.
1914 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1915 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1916 (thumb_set_return_address): Likewise.
1917 (thumb_load_double_from_address): Use adjust_address.
1918 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1919 (extendhsisi2_mem, movhi_bytes): Use change_address.
1920 (movhi): Use widen_memory_access.
1921 (reload_out_df): Use replace_equiv_address.
1922 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1924 2005-09-09 Richard Henderson <rth@redhat.com>
1927 * dbxout.c: Include expr.h.
1928 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1929 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1930 * Makefile.in (dbxout.o): Add EXPR_H.
1932 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1934 PR tree-optimization/23509
1935 * tree-cfg.c (replace_uses_by): Use replace_exp.
1936 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1937 pointers have name_mem_tag or type_mem_tag set.
1939 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1941 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1942 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1943 of wrongly accessing operands.
1945 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1947 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1948 * tree-chrec.c: Include tree-scalar-evolution.h.
1949 (chrec_convert): Instantiate the base and step before calling
1950 scev_probably_wraps_p that would fail on parametric evolutions.
1951 Collect all the fails into a single section failed_to_convert,
1952 print a diagnostic, and return chrec_dont_know instead of calling
1954 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1955 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1957 (scev_const_prop): Don't replace the definition of a loop closed ssa
1958 phi node by itself, or by another loop closed ssa phi node.
1959 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1960 that base and step are defined.
1962 2005-09-09 Richard Guenther <rguenther@suse.de>
1965 * fold-const.c (fold_ternary): Check truth_value_p before
1966 calling invert_truthvalue.
1968 2005-09-09 Nick Clifton <nickc@redhat.com>
1970 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1971 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1972 dimension of these arrays.
1973 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1975 * longlong.h: Only provide a prototype for the __clz_tab[] array
1976 if this header has not been included from libgcc2.h.
1977 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1979 Provide prototypes for exported functions.
1980 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1983 2005-09-08 Josh Conner <jconner@apple.com>
1987 * expr.c (expand_expr_addr_expr_1): Don't invoke
1988 expand_simple_binop for EXPAND_INITIALIZER.
1990 2005-09-08 Richard Henderson <rth@redhat.com>
1993 * toplev.c (wrapup_global_declaration_1): Split out ...
1994 (wrapup_global_declaration_2): ... from ...
1995 (wrapup_global_declarations): ... here. Return bool.
1996 (check_global_declaration_1): Split out ...
1997 (check_global_declarations): from here.
1998 (emit_debug_global_declarations): New.
1999 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2000 check_global_declaration_1, emit_debug_global_declarations): Declare.
2001 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2002 of decls. Call wrapup_global_declaration_1,
2003 wrapup_global_declaration_2, check_global_declaration_1 directly.
2004 (c_write_global_declarations_2): New.
2006 (c_write_global_declarations): Call c_write_global_declarations_2.
2007 * langhooks.c (write_global_declarations): Call
2008 emit_debug_global_declarations.
2010 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2011 remove decls that have DECL_RTL_SET_P.
2012 * passes.c (rest_of_decl_compilation): Invoke
2013 cgraph_varpool_finalize_decl for all but functions.
2015 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2017 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2018 the result of a conversion if the new min and max cannot be compared.
2020 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2022 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2023 (override_options): Setting s390_sr_alias_set removed.
2024 (save_fpr, save_gprs): Set alias set to vararg or frame.
2025 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2026 s390_sr_alias_set with get_frame_alias_set ().
2027 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2028 get_varargs_alias_set ().
2030 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2034 * c-parser.c (c_parser_objc_method_definition): If the next
2035 token is not "{", error out and don't start the function.
2037 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2039 * tree-vrp.c (extract_range_from_expr): Move the check for non
2040 nullness after the check for gimple invariant.
2042 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2044 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2046 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2049 * config/m32r.md (movmemsi_internal): Canonicalize order of
2050 operands in PLUS component of template.
2052 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2054 * reload1.c (fixup_eh_region_note): Remove assertion.
2055 (fixup_abnormal_edges): Reverted removal of call to
2056 find_many_sub_basic_blocks made on 2005-08-31.
2058 2005-09-07 Richard Henderson <rth@redhat.com>
2060 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2061 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2062 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2063 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2064 rearrange for better packing.
2065 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2066 (lookup_cfa_1): Remove inline marker.
2067 (cfa_equal_p): Split out of ...
2068 (def_cfa_1): ... here. Use INVALID_REGNUM.
2069 (build_cfa_loc): Handle !cfa->indirect.
2070 (frame_pointer_cfa_offset): New.
2071 (dbx_reg_number): Assert register elimination performed; do
2072 leaf register remapping.
2073 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2074 (eliminate_reg_to_offset): New.
2075 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2076 for verifiably local stack frame addresses; re-base to CFA.
2077 (mem_loc_descriptor): Remove can_use_fbreg argument.
2078 (concat_loc_descriptor, loc_descriptor): Likewise.
2079 (containing_function_has_frame_base): Remove.
2080 (rtl_for_decl_location): Don't do register elimination or
2081 leaf register remapping here.
2082 (secname_for_decl): Split out from ..
2083 (add_location_or_const_value_attribute): ... here.
2084 (convert_cfa_to_loc_list): New.
2085 (compute_frame_pointer_to_cfa_displacement): New.
2086 (gen_subprogram_die): Use them.
2087 * tree.h (frame_base_decl): Remove.
2088 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2089 (prologue_stack_adjust): Remove.
2090 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2091 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2092 (set_frame_base_location): Remove.
2093 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2094 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2095 (vt_add_function_parameters): Don't eliminate_regs.
2096 (vt_initialize): Don't create frame_base_decl.
2098 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2100 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2101 version of GNU binutils for 4.x and later.
2103 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2105 * ggc-page.c (ggc_push_context): Remove.
2106 (ggc_pop_context): Likewise.
2107 * ggc.h (ggc_push_context): Remove.
2108 (ggc_pop_context): Likewise.
2110 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2113 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2114 returning from an interrupt handler.
2116 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2119 * config/arc/arc.c (output_shift): Add check for loop count when
2122 2005-09-06 Steven Bosscher <stevenb@suse.de>
2124 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2126 (abs_replacement): Likewise.
2127 (pass_phiopt): Remove TODO_update_ssa.
2129 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2132 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2133 if "return with no value, in function returning non-void" warning
2135 * tree-cfg.c (execute_warn_function_return): Don't look at
2136 RETURN_EXPRs with TREE_NO_WARNING set.
2139 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2140 for internal functions doesn't use registers used by global registers
2141 variables. Use fewer register parameters if there are global register
2144 2005-09-06 Olivier Hainque <hainque@adacore.com>
2145 Eric Botcazou <ebotcazou@adacore.com>
2148 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2149 when we would be extracting outside its bit span (bitpos+bitsize
2150 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2151 Ada unchecked conversions.
2153 2005-09-06 Steven Bosscher <stevenb@suse.de>
2155 * tree-ssa-pre.c (try_look_through_load): New function.
2156 (compute_avail): Use it to try to look through loads for some
2157 more useful expressions.
2159 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2161 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2162 condition for detecting cases like (a&a) and (a^a).
2164 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2166 * common.opt: Add option ftree-vect-loop-version.
2167 * params.def: Add --param vect-max-version-checks.
2168 * doc/invoke.texi: Document ftree-vect-loop-version and
2169 --param vect-max-version-checks.
2170 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2171 may_misalign_stmts and defines for accessors.
2172 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2173 LOOP_VINFO_MAY_MISALIGN_STMTS.
2174 (destroy_loop_vec_info): VEC_free for
2175 LOOP_VINFO_MAY_MISALIGN_STMTS.
2176 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2177 Update documentation.
2178 (vect_update_misalignment_for_peel): New.
2179 (vect_enhance_data_refs_alignment): Update to choose loop
2180 peeling or loop versioning if appropriate for the (potentially)
2181 unaligned data references in the loop.
2182 (vect_analyze_data_refs_alignment): Remove call to
2183 vect_enhance_data_refs_alignment so the checks can be done
2185 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2186 and move up call to vect_analyze_data_refs_alignment.
2187 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2188 (vect_transform_loop): Add call to loop_version.
2190 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2192 PR rtl-optimization/23098
2193 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2194 * simplify-rtx.c (constant_pool_reference_p): New function.
2195 * rtl.h (constant_pool_reference_p): New prototype.
2196 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2197 constant_pool_reference_p in condition and
2198 avoid_constant_pool_reference in preparation statements.
2200 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2202 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2203 STRICT_LOW_PART SETs.
2205 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2208 * except.c (sjlj_emit_function_enter): Find the function begin
2209 note even when it's not in first basic block.
2211 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2213 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2214 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2215 * aclocal.m4: Regenerate.
2217 2005-09-05 DJ Delorie <dj@redhat.com>
2219 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2222 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2224 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2225 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2226 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2227 Follow spelling conventions.
2228 * doc/invoke.texi: Follow spelling conventions.
2230 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2232 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2233 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2234 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2236 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2239 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2240 (output_stack_adjust): Use gen_tmp_stack_mem.
2241 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2242 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2243 (sh_get_pr_initial_val): Likewise.
2244 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2245 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2246 * sh.md (divsi_inv_m0): Use gen_const_mem.
2247 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2248 (movdf_i4+1): Use gen_tmp_stack_mem.
2249 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2250 (fpu_switch+2): Likewise.
2251 (movv4sf_i, movv16sf_i): Use adjust_address.
2252 (symGOT_load): Set MEM_NOTRAP_P bit.
2254 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2257 * pa.c (emit_move_sequence): Fix typo in last change.
2259 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2261 PR rtl-optimization/23454
2262 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2265 2005-09-03 Richard Henderson <rth@redhat.com>
2266 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2269 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2272 2005-09-02 Nicolas Pitre <nico@cam.org>
2274 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2275 to bit_count to 32 bits.
2277 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2280 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2281 generating synthetic loads from volatile lvalues.
2283 005-09-02 Nick Clifton <nickc@redhat.com>
2285 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2286 __ctzhi2, __clzhi2): New functions.
2288 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2291 * tree-nested.c (struct var_map_elt): Mark with GTY.
2292 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2294 (lookup_field_for_decl): Allocate new element in GC memory.
2295 (lookup_tramp_for_decl): Likewise.
2296 (convert_nl_goto_reference): Likewise
2297 (create_nesting_tree): Allocate info in GC memory. Likewise for
2299 (free_nesting_tree): Free with ggc_free instead of free.
2300 (root): New static variable.
2301 (lower_nested_functions): Remove root as local variable. And zero out
2302 root at the end of the function.
2304 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2306 PR rtl-optimization/20365
2307 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2308 to short. New member ix.
2309 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2310 (simplify_plus_minus): Initialize ix members before calling qsort.
2312 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2314 PR tree-optimization/23626
2315 * tree-cfg.c (replace_uses_by): Clean up eh info.
2317 2005-09-01 DJ Delorie <dj@redhat.com>
2319 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2322 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2324 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2325 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2328 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2330 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2331 do not issue warning for a variable definition following
2334 2005-09-01 Richard Henderson <rth@redhat.com>
2337 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2338 conversion to CONST_VECTOR.
2340 2005-09-01 Richard Henderson <rth@redhat.com>
2343 * reload1.c (reload_as_needed): Check !CALL_P before calling
2344 fixup_eh_region_note.
2345 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2347 2005-09-01 DJ Delorie <dj@redhat.com>
2349 * varasm.c (output_constant): Let the target resolve
2350 conversions of addresses to non-default pointer sizes.
2352 2005-09-01 Nicolas Pitre <nico@cam.org>
2354 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2355 to alow matching ARM pre-indexed addressing mode.
2356 (arm_override_options): Remove now irrelevant comment.
2358 2005-09-01 Phil Edwards <phil@codesourcery.com>
2360 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2361 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2362 * config/i386/vxworks.h: Likewise.
2363 * config/i386/t-vxworksae: New file, for VxWorks AE.
2364 * config/i386/vxworksae.h: Likewise.
2366 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2368 PR tree-optimization/23410
2369 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2370 sequence is not wrapping during the first step.
2372 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2375 * dwarf2out.c (base_type_die): Compare char_type_node with
2376 TYPE_MAIN_VARIANT (type), not type.
2378 2005-09-01 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/15366
2381 * common.opt: Add -finline-functions-called-once.
2382 Put -fearly-inlining in alphabetically ordered place.
2383 * doc/invoke.texi: Document new option.
2384 * ipa-inline.c (cgraph_decide_inlining): Honour
2385 flag_inline_functions_called_once.
2387 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2389 PR rtl-optimization/23478
2390 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2391 (alloc_qty): Initialize it.
2392 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2393 (combine_regs): Combine also n_throwing_calls_crossed fields.
2394 (find_free_reg): Don't attempt to caller-save pseudos crossing
2395 calls that might throw.
2396 * global.c (struct allocno): Add throwing_calls_crossed field.
2397 (global_alloc): Revert 2005-08-22 change. Initialize
2398 throwing_calls_crossed.
2399 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2402 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2405 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2406 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2407 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2408 (and64_2_operand): Tweak to use predicate.
2409 (and_operand): Adjust for mask_operand changes.
2410 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2411 (print_operand): Likewise.
2412 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2413 (mask64_1or2_operand): Delete.
2414 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2415 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2416 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2417 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2418 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2419 (rotldi3_internal4): Likewise.
2420 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2421 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2422 (ashldi3_internal7): Likewise.
2423 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2424 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2425 (anddi3 split): Don't match mask64_operand.
2426 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2427 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2428 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2429 't' splitter predicate.
2430 (movdi_internal64 + 2): Revert 2005-06-11 change.
2432 2005-08-31 DJ Delorie <dj@redhat.com>
2434 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2435 (m32c_asm_integer): Add support for 32 bit pointers.
2437 2005-08-31 Richard Henderson <rth@redhat.com>
2439 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2440 component-like references for setting MEM_NOTRAP_P.
2442 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2443 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2445 2005-08-31 Richard Henderson <rth@redhat.com>
2447 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2448 into a pseudo before applying gen_lowpart.
2450 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2452 * doc/install.texi (Specific): Update cctools version required
2453 for full functionality.
2454 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2455 linkers as -macosx_version_min.
2457 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2460 * sh.c (print_operand, %R and %S): Add handling of floating point
2461 registers, memory, constants and invalid operands.
2463 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2465 * ipa-pure-const.c: Change dump name.
2467 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2470 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2471 to "reg_or_0_operand".
2472 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2474 2005-08-31 Dale Johannesen <dalej@apple.com>
2476 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2477 loops that count down.
2479 2005-08-31 Richard Henderson <rth@redhat.com>
2482 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2483 (fixup_eh_region_note): New.
2484 (reload_as_needed): Call it.
2485 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2486 don't call find_many_sub_basic_blocks; call verify_flow_info.
2487 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2488 (keep_stack_depressed): Likewise.
2489 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2491 2005-08-31 Richard Henderson <rth@redhat.com>
2493 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2496 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2498 * expr.c (expand_expr_real_1): Compare size of address
2499 mode to target's address mode size in deciding expansion of
2500 the constant address.
2502 2005-08-31 Richard Guenther <rguenther@suse.de>
2505 * expr.c (all_zeros_p): New function.
2506 (expand_expr_real_1): Handle the case of an all-zero
2507 non-addressable constructor separately.
2509 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2511 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2512 arguments, adjust all callers.
2513 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2515 2005-08-30 Richard Henderson <rth@redhat.com>
2518 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2519 whenever the mode sizes match.
2521 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2523 * calls.c (load_register_parameters): Fix comment typo.
2524 * expr.c (emit_push_insn): Comment formatting.
2526 2005-08-30 Ian Lance Taylor <ian@airs.com>
2528 * config/i386/x-cygwin (host-cygwin): Change dependency from
2529 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2531 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2533 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2536 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2539 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2540 call to ggc_collect.
2542 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2545 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2546 beginning. Remove $(INCLUDES) from all the rules, if following
2547 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2549 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2552 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2553 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2554 not constant, but maxlen is, don't set len to maxlen, rather
2555 set maxlen to len if len is a constant.
2557 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2559 PR tree-optimization/23475
2560 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2563 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2565 Fix PR middle-end/22455
2567 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2568 Checksum only the parts of the tree that exist for the tree code.
2570 2005-08-28 Dale Johannesen <dalej@apple.com>
2572 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2574 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2576 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2578 2005-08-28 Richard Henderson <rth@redhat.com>
2580 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2581 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2584 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2587 * builtins.c (get_memory_rtx): Don't strip nops
2588 in between COMPONENT_REFs.
2590 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2593 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2595 (gimplify_modify_expr): Check for zero sized types and gimplify the
2596 rhs and lhs as statements.
2598 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2601 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2602 state for return address column of signal frames.
2604 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2607 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2608 bytes >= 2 not bytes == 2.
2609 (expand_block_move): Same.
2611 2005-08-27 Richard Guenther <rguenther@suse.de>
2614 * config/i386/sse.md (sse2_movsd): Add missing closing
2617 2005-08-27 Paul Brook <paul@codesourcery.com>
2619 * genrecog.c (enum decision_type): Add DT_num_insns.
2620 (struct decision_test): Add u.num_insns.
2621 (add_to_sequence): Add DT_num_insns test.
2622 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2623 (write_cond, debug_decision_2): Ditto.
2624 (change_state): Assume peep2_next_insn never fails.
2625 Remove "afterward" argument.
2626 (write afterward, write_tree): Update to match.
2627 * recog.c (peep2_current_count): New variable.
2628 (peep2_next_insn): Check it.
2629 (peephole2_optimize): Set peep2_current_count.
2630 * recog.h (peep2_current_count): Declare.
2632 2005-08-26 Josh Conner <jconner@apple.com>
2635 * ipa-pure-const.c (check_tree): Check for volatile-ness
2636 when considering a dereference.
2638 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2640 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2642 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2644 PR rtl-optimization/23561
2645 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2646 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2647 at most LEN bytes long memory fits into the field.
2648 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2649 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2650 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2652 2005-08-26 Richard Henderson <rth@redhat.com>
2655 * loop.c (biased_biv_may_wrap_p): New.
2656 (maybe_eliminate_biv_1): Use it to suppress non-equality
2657 comparison transformations. Delete disabled code.
2659 2005-08-26 Ian Lance Taylor <ian@airs.com>
2661 * combine.c (make_extraction): Avoid reference outside object.
2663 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2665 * stor-layout.c (finalize_type_size): Restore behaviour for
2666 non-aggregate types to the status quo ante of the patch for
2667 pr 23467. Document why it matters.
2669 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2672 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2673 array by one element, initialize the BT_LAST element with NULL.
2675 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2677 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2678 optimizing for size.
2680 (compare_plus_eqsi): Same.
2681 (plus_eqsi_compare): Same.
2682 (neg_eq0<mode>): Same.
2683 (neg_eq<mode>): Same.
2685 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2688 2005-08-26 Nick Clifton <nickc@redhat.com>
2690 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2691 TARGET_EP is not defined.
2692 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2693 TARGET_EP is enabled.
2694 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2695 * config/v850/v850.md (save_all_interrupt): Only use the EP
2696 register if TARGET_EP is defined.
2697 (restore_all_interrupt): Likewise.
2698 * config/v850/lib1funcs.asm: Update functions so that the EP
2699 register is only used if __EP__ is defined.
2701 2005-08-26 David Ung <davidu@mips.com>
2703 * config/mips/mips.c (mips_expand_prologue): Handle case when
2704 generating for MIPS16 and the outgoing argument area is more than
2705 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2708 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2710 * config/crx/crx.md: Make doloop_end pattern usage controllable
2711 via mloop-nesting=<max-nesting> command line switch. Make sure
2712 the combiner cannot use doloop_end_<mode> in an illegal way.
2713 * config/crx/crx.c: Use regs up to r6 for argument passing.
2714 Refine crx_address_cost (non cst4 displacements are expensive).
2715 * config/crx/crx.opt: Add switch for mloop-nesting=.
2717 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2719 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2720 (UNSPEC_MVST): New constant.
2722 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2724 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2725 Reject operands containing eliminable registers.
2726 * testsuite/gcc.dg/20050825-1.c: New testcase.
2728 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2729 Jan Hubicka <jh@suse.cz>
2731 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2733 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2735 PR tree-optimization/23546
2736 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2739 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2741 * params.def (PARAM_MIN_SPEC_PROB): New.
2742 * sched-rgn.c (MIN_PROBABILITY): Delete.
2743 (compute_trg_info): Convert to PARAM_VALUE.
2744 * doc/invoke.texi (param): Document min-spec-prob.
2746 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2748 * config/darwin.h: define __PIC__
2749 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2750 TARGET_OS_CPP_BUILTINS macro.
2752 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2754 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2757 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2759 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2761 * cfghooks.c (duplicate_block): Added position where to place
2762 new block as argument.
2763 * cfghooks.h (duplicate_block): Declaration changed.
2764 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2766 * cfglayout.h (copy_bbs): Declaration changed.
2767 * cfgloop.h (loop_version): Declaration changed.
2768 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2769 position to copy_bbs.
2770 (loop_version): Pass position to duplicate_loop_to_header_edge.
2771 Add place_after argument and position new blocks according to
2773 * modulo-sched.c (sms_schedule): Pass place_after argument
2775 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2776 * tree-cfg.c (split_edge_bb_loc): New function.
2777 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2778 to determine position of new blocks.
2779 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2781 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2782 argument to duplicate_block.
2783 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2784 Pass position to copy_bbs.
2786 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2788 * fold-const.c (ptr_difference_const): Use
2789 cst_and_fits_in_hwi instead of host_integerp.
2791 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2793 * config/darwin.c (gen_pic_offset): New.
2794 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2797 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2799 PR tree-optimization/23486
2800 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2802 2005-08-23 Phil Edwards <phil@codesourcery.com>
2804 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2805 remove use_collect2.
2806 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2808 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2809 configuration files to override the default value.
2811 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2812 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2813 * config/vx-common.h: New file, split out from...
2814 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2815 * config/vxworksae.h: New file, for VxWorks AE.
2816 * config/vxworks.opt: New file.
2817 * config/vxlib.c: Update for VxWorks 6.
2819 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2820 other MULTILIB_* variables appropriately.
2821 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2822 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2823 * config/rs6000/vxworks.h: Update for VxWorks 6.
2824 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2826 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2829 * config/darwin.c (machopic_select_section): Remove the hack to
2830 mark "::operator new" and "::operator delete" for coalescing
2831 even though they are not weak.
2833 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2835 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2836 * configure: Regenerate.
2838 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2841 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2843 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2844 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2847 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2849 * config/rs6000/predicates.md (equality_operator): New.
2850 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2851 comparison with a large constant.
2853 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2855 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2857 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2859 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2860 registers is even, and we have a hardware double precision fp,
2862 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2863 size of current argument when checking if argument was passed in
2866 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2869 * stor-layout.c (finalize_type_size): Dont override
2870 existing alignment with a smaller alignment from the mode.
2872 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2874 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2875 * lambda.h (lambda_vector_lexico_pos): ... here.
2876 * tree-data-ref.c (build_classic_dist_vector): Return false when
2877 the distance vector is lexicographically negative.
2879 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2881 PR tree-optimization/23511
2882 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2883 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2885 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2887 PR tree-optimization/22043
2888 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2889 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2890 If ALLOW_FLEXARR, handle types ending with flexible array member.
2891 Pass false as second argument to recursive count_type_elements calls.
2892 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2893 argument to count_type_elements call.
2894 * tree-sra.c (decide_block_copy): Likewise.
2895 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2896 for a constant-sized object, set cleared as well. Pass true as
2897 second argument to count_type_elements call.
2899 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2902 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2903 from legitimate_small_data_p, and make global. Update use.
2904 Remove forward declaration.
2905 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2907 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2909 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2911 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2912 of scratch intermediates.
2913 (eq<mode>_compare): Same.
2914 (neg_eq0<mode>): New.
2915 (neg_eq<mode>): Convert to define_insn_and_split.
2917 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2920 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2921 stdarg functions, set/clear the fp marker even when no variable
2923 * config/rs6000/sysv4.opt (mprototype): Describe.
2925 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2927 PR rtl-optimization/23478
2928 * regs.h (reg_info): Add throw_calls_crossed.
2929 (REG_N_THROWING_CALLS_CROSSED): Define.
2930 * flow.c (allocate_reg_life_data): Initialize
2931 REG_N_THROWING_CALLS_CROSSED.
2932 (propagate_one_insn, attempt_auto_inc): Update
2933 REG_N_THROWING_CALLS_CROSSED.
2934 * global.c (global_alloc): Don't allocate pseudos across
2935 calls that may throw.
2937 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2940 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2941 value is inbetween the range if we did not find an exact match.
2943 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2945 * doc/invoke.texi (Option Summary): Add ms1 options.
2946 * doc/extend.texi: Document interrupt handler attribute for ms1.
2947 * doc/md.texi: Document ms1 constraints.
2948 * config.gcc: Add ms1-*-elf.
2949 * config/ms1/ms1.h: New.
2950 * config/ms1/ms1.c: New.
2951 * config/ms1/ms1.md: New.
2952 * config/ms1/ms1-protos.h: New.
2953 * config/ms1/ABI.txt: New.
2954 * config/ms1/crti.asm: New.
2955 * config/ms1/crtn.asm: New.
2956 * config/ms1/lib2extra-funcs.c: New.
2957 * config/ms1/t-ms1: New.
2958 * config/ms1/ms1.opt: New.
2960 2005-08-22 Ira Rosen <irar@il.ibm.com>
2962 * config/rs6000/altivec.md (xorv4sf3): New.
2963 (negv4sf2, neg<mode>2): Likewise.
2965 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2968 * config/ia64/ia64.md (divsi3): Check divide by zero.
2969 (udivsi3): Likewise.
2971 (udivdi3): Likewise.
2973 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2975 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2976 up to elem_bitsize bits, not max_bitsize.
2978 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2980 PR tree-optimization/23433
2981 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2982 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2984 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2986 PR tree-optimization/23434
2987 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2988 the iteration bound is not an INTEGER_CST.
2990 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2992 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2993 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2994 NULL if need_epilog_adjust is false.
2995 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2996 Case 3 always peels first itration, not just for PLUS case, and no need
2997 to use scalar_initial_def here. Create an epilog adjustment only if
2998 scalar_initial_def is not NULL.
3000 (vectorizable_reduction): Remove assert.
3002 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3005 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3006 (__moddi3): Likewise.
3007 (__udivdi3): Likewise.
3008 (__umoddi3): Likewise.
3009 (__divsi3): Likewise.
3010 (__modsi3): Likewise.
3011 (__udivsi3): Likewise.
3012 (__umodsi3): Likewise.
3014 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3016 * tree-pass.h (TDF_GRAPH): Define.
3017 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3018 * passes.c (finish_optimization_passes): Only call
3019 finish_graph_dump_file if TDF_GRAPH is set.
3020 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3021 NULL. Set TDF_GRAPH bit.
3022 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3024 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3026 * arm.h (arm_stack_offsets): Add locals_base field.
3027 * arm.c (arm_get_frame_offsets): Compute it.
3028 (thumb_compute_initial_elimination offset): Make the Thumb frame
3029 pointer point to the base of the local variables.
3030 (thumb_expand_prologue): Update accordingly.
3031 (thumb_expand_epilogue): Likewise.
3033 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3034 mode of clobbered scratch to DImode. Handle a case that's known to
3037 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3039 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3040 (gt0<mode>_compare): Delete.
3041 (neg_gt0<mode>): Delete.
3043 2005-08-19 Eric Christopher <echristo@apple.com>
3045 * optabs.h: Change CTI_ to COI_.
3048 2005-08-19 James E Wilson <wilson@specifix.com>
3050 * builtins.c (expand_builtin_return_addr): Set
3051 current_function_accesses_prior_frames when count != 0. Use
3052 frame_pointer_rtx when count == 0.
3053 * function.h (struct function): Add accesses_prior_frames field.
3054 (current_function_accesses_prior_frames): Define.
3055 * reload1.c (init_elim_table): Check
3056 current_function_accesses_prior_frames.
3057 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3059 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3061 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3062 indicator. Return true if the flowgraph changed during
3065 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3068 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3069 conditional expression before testing its value.
3071 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3073 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3075 2005-08-19 Devang Patel <dpatel@apple.com>
3077 PR tree-optimization/23048
3078 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3079 third parameter. Check whether latch is dominated by exit
3081 (if_convertible_loop_p): Supply exit block itself to
3082 if_convertible_bb_p.
3084 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3087 * arm.md (arm_load_pic_register): Change argument to the mask of
3088 saved registers. Call thumb_find_work_register if we need a
3089 scratch register on Thumb.
3090 (arm_expand_prologue): Pass empty register set to
3091 arm_load_pic_register.
3092 (thumb_expand_prologue): Pass live_regs_mask directly to
3093 arm_load_pic_register.
3094 * arm-protos.h (arm_load_pic_register): Update prototype.
3096 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3098 * sh.c (find_sole_member): New function.
3099 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3100 if the record's alignment is larger than the size of its only member.
3102 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3105 * arm.c (thumb_legitimize_reload_address): New function.
3106 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3107 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3109 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3111 * config/crx/crx.c: Implement crx_decompose_address. Reject
3112 symbolic displacements since CRX register relative adressing
3113 mode can't handle unsigned 32-bit values as displacements.
3114 * config/crx/crx.h: Simplify definitions, remove redundant
3115 parenthesis and obsolete macros.
3116 * config/crx/crx.opt: Add new switch for debugging addresses.
3117 * config/crx/crx-protos.h: Add new declarations for above.
3119 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3122 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3125 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3127 * collect2.c (dup2): Delete.
3128 * configure.ac: Don't check for dup2.
3130 * config.in, configure: Regenerate.
3132 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3134 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3135 record with the type of its only member.
3137 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3139 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3140 define_insn_and_split.
3141 (plus_ltu<mode>_compare): Same.
3142 (gtu<mode>_compare): Same.
3143 (plus_gtu<mode>_compare): Same.
3145 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3147 PR tree-optimization/22228
3148 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3150 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3151 are recorded in vect_vnames_to_rename for renaming.
3152 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3153 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3154 in vect_vnames_to_rename.
3155 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3156 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3158 2005-08-18 Jan Hubicka <jh@suse.cz>
3161 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3162 info only for local statics, not for member variables.
3164 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3166 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3168 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3170 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3172 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3175 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3177 2005-08-17 James E Wilson <wilson@specifix.com>
3179 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3182 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3184 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3185 (leu<mode>_compare): Same.
3186 (plus_leu<mode>): Same.
3187 (neg_leu<mode>): Same.
3188 (and_neg_leu<mode): Same.
3189 (ltu<mode>_compare): Same.
3190 (plus_ltu<mode>): Same.
3192 (geu<mode>_compare): Same.
3193 (plus_geu<mode>): Same.
3194 (neg_geu<mode>): Same.
3195 (and_neg_geu<mode>): Same.
3196 (plus_gt<mode>): Same.
3197 (gtu<mode>_compare): Same.
3198 (plus_gtu<mode>): Same.
3200 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3202 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3203 Move call_table_data to end. Delete spurious .text.
3204 (callt_save_all_interrupt): Fix comment typo.
3206 2005-08-17 James E Wilson <wilson@specifix.com>
3207 Kevin Winchester <winchester@amirix.com>
3210 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3212 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3215 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3216 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3218 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3220 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3221 record with the type of its only member if the modes don't match.
3223 * varasm.c (decode_reg_name): Skip empty additional register names.
3225 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3227 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3228 lsm_tmp_name_length): New.
3229 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3230 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3232 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3233 Andreas Krebbel <krebbel1@de.ibm.com>
3235 * config.gcc: Added z9-109 switch.
3236 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3237 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3238 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3239 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3240 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3241 for "z9_109" cpu attribute.
3242 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3243 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3244 (s390_handle_arch_option): Added z9-109 switch.
3245 (override_options): Set respective cost function for z9-109.
3246 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3247 (legitimate_reload_constant_p): Accept extended immediates.
3248 (print_operand): Three new output modifiers added: k, m and o.
3249 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3250 (s390_output_mi_thunk): Use extended immediate when possible.
3251 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3252 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3253 (CONSTRAINT_LEN): Added length of O constraint.
3254 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3255 * config/s390/s390.md ("cpu"): New value z9_109 added.
3256 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3257 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3258 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3259 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3260 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3261 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3262 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3263 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3264 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3265 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3266 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3267 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3268 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3269 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3270 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3272 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3273 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3274 insns for TARGET_EXTIMM.
3276 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3278 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3280 2005-08-17 Nick Clifton <nickc@redhat.com>
3282 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3283 Call default_encode_section_info.
3285 2005-08-17 Steven Bosscher <stevenb@suse.de>
3287 PR tree-optimization/21574
3288 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3289 constant, return CONSTANT.
3290 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3291 (ccp_fold, visit_assignment): Likewise.
3292 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3294 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3296 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3297 fold_buildN instead of buildN then fold_initializer or fold.
3298 (build_unary_op): Likewise.
3299 (build_binary_op): Likewise.
3300 * fold-const.c (fold_initializer): Remove.
3301 (fold_build1_initializer): New function.
3302 (fold_build2_initializer): New function.
3303 (fold_build3_initializer): New function.
3304 * tree.h (fold_initializer): Remove.
3305 (fold_build1_initializer): New function.
3306 (fold_build2_initializer): New function.
3307 (fold_build3_initializer): New function.
3309 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3311 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3312 (try_move_mult_to_index): Call fold_build2 instead of build2.
3313 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3314 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3315 fold_binary_to_constant.
3316 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3318 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3319 check if A == gcd (A, B). Remove TYPE argument.
3320 (analyze_offset) Use fold_build2 instead of fold (build.
3321 (create_data_ref): Likewise.
3322 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3323 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3326 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3328 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3329 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3331 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3334 * gimplify.c (zero_sized_type): New function.
3335 (gimplify_modify_expr_rhs): If we have a zero sized type,
3336 replace the statement with an empty statement.
3338 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3340 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3343 2005-08-16 Ian Lance Taylor <ian@airs.com>
3345 * doc/tm.texi (Label Output): Correct typo.
3347 2005-08-16 Steven Bosscher <stevenb@suse.de>
3350 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3351 force_operand will work later on using have_insn_for.
3353 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3355 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3357 2005-08-16 Ian Lance Taylor <ian@airs.com>
3360 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3361 vector type, don't try to construct it element by element. Add an
3362 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3364 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3366 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3368 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3370 * doc/invoke.texi (Precompiled Headers): Document some more options
3371 which are known to be safe.
3373 2005-08-16 James E Wilson <wilson@specifix.com>
3375 PR tree-optimization/21105
3376 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3377 TREE_OVERFLOW check.
3379 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3381 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3382 (neg_ltu<mode>): Same.
3384 (neg_gtu<mode>): Same.
3386 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3388 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3389 (fold_builtin_isdigit): Use fold_buildN.
3390 (build_function_call_expr): Likewise.
3391 * c-typeck.c (c_finish_loop): Likewise.
3393 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3394 Richard Shann <rshann@superh.com>
3396 PR middle-end/20396:
3397 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3399 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3401 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3403 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3406 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3407 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3410 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3413 * fold-const.c (build_range_check): Disable optimization for function
3414 pointer expressions on targets that require function pointer
3417 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3419 * simplify-rtx.c (simplify_const_relational_operation): When
3420 extracting arguments of a COMPARE, recompute the mode as well.
3422 2005-08-15 Ian Lance Taylor <ian@airs.com>
3424 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3426 2005-08-15 DJ Delorie <dj@redhat.com>
3428 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3430 (movsi_splittable): Allow, but split, moves to the stack.
3431 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3434 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3436 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3437 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3438 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3440 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3441 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3442 Delete HOST_PTR_PRINTF.
3444 * configure, config.in: Regenerate.
3446 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3448 * config/rs6000/rs6000.md (QHSI): New mode macro.
3449 (wd): Extend mode attr for QImode and HImode
3450 (dbits): New mode attr.
3451 (zero_extend<mode>di2): Convert to mode macro.
3453 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3456 * doc/invoke.texi (-mgnu-ld): Update description.
3459 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3462 * Makefile.in (tree-chrec.o): Depends on real.h.
3463 * tree-chrec.c: Include real.h.
3464 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3465 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3466 * tree-scalar-evolution.c (add_to_evolution_1,
3467 interpret_rhs_modify_expr): Ditto.
3469 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3472 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3473 step is negative compute the estimation from init downwards to zero.
3475 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3477 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3479 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3481 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3483 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3484 Accept double-word constants that can be split.
3485 * config/s390/s390.md ("movti"): Use 'P' constraint.
3486 ("*movdi_31", "*movdf_31"): Likewise.
3488 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3490 Fix PR tree-optimization/22615
3492 * tree-ssa-structalias.c (solution_set_add): Handle
3493 first_vi_for_offset returning NULL.
3494 (do_da_constraint): Ditto.
3495 (do_sd_constraint): Ditto.
3496 (do_ds_constraint): Ditto
3497 (find_func_aliases): Ditto.
3498 (build_constraint_graph): RHS is allowed be ANYTHING.
3499 (first_vi_for_offset): Return NULL if we couldn't find anything at
3502 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3504 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3505 over memory as first operand.
3507 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3510 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3511 available for setting it.
3513 2005-08-14 Ira Rosen <irar@il.ibm.com>
3515 PR tree-optimization/23320
3516 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3517 data-refs' types instead of base object nullness. Add check for
3518 pointer type data-refs before first location comparison. Remove
3521 2005-08-14 Andreas Schwab <schwab@suse.de>
3523 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3525 2005-08-13 James E Wilson <wilson@specifix.com>
3527 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3528 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3529 -fstack-protector-all, --param ssp-buffer-size): Document.
3530 (-Wvariadic-macros): Alphabetize.
3531 (-fsched-stalled-insns-dep): Add missing 'f'.
3533 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3536 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3538 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3539 or indirect address operand.
3540 (EXTRA_ADDRESS_CONSTRAINT): New.
3541 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3543 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3545 PR tree-optimization/22236
3546 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3547 successors and predecessors.
3548 * tree-chrec.c (chrec_convert): Before converting, check that
3549 sequences don't wrap.
3550 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3551 (analyze_array): Extern.
3552 (find_data_references_in_loop): Remove call to
3553 compute_estimated_nb_iterations.
3554 * tree-data-ref.h (analyze_array): Declared.
3555 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3556 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3557 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3558 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3560 * tree-ssa-loop-ivcanon.c: Fix documentation.
3561 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3562 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3563 (infer_loop_bounds_from_undefined): New.
3564 (estimate_numbers_of_iterations_loop): Use
3565 infer_loop_bounds_from_undefined.
3566 (used_in_pointer_arithmetic_p): New.
3567 (scev_probably_wraps_p): Pass an extra parameter. Call
3568 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3569 (convert_step): Fix documentation.
3570 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3571 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3572 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3573 scev_probably_wraps_p.
3575 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3577 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3578 (s390_register_info): Ignore clobbered_regs information for fixed
3579 registers, and only fixed registers.
3580 (s390_init_frame_layout): Remove redundant call.
3582 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3584 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3585 description of -Wold-style-casts.
3587 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3588 Jakub Jelinek <jakub@redhat.com>
3590 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3591 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3592 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3593 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3594 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3595 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3596 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3597 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3598 ("stack_protect_set", "stack_protect_test"): New expanders.
3599 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3600 "stack_protect_testdi"): New insn definitions.
3602 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3604 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3606 2005-08-12 Paul Brook <paul@codesourcery.com>
3608 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3610 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3612 * config/s390/predicates.md (setmem_operand): New predicate.
3613 (shift_count_operand): Accept ANDs with special constants as
3615 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3616 with special constants.
3617 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3618 shift_count_operand with setmem_operand.
3620 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3622 * config/s390/s390.c (s390_extract_part, s390_single_part):
3624 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3625 (s390_output_mi_thunk): Don't use lg on 31 bit.
3626 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3627 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3629 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3631 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3632 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3633 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3634 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3635 with one of the new macros.
3637 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3639 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3640 Don't set save_return_addr_p.
3641 (s390_register_info): Make clobbered_regs not depending on
3644 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3646 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3647 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3649 2005-08-11 James E. Wilson <wilson@specifix.com>
3651 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3653 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3655 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3656 locations gathered by var-tracking in single entry loc_list
3657 over loc_descriptor_from_tree.
3659 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3660 pass it down to loc_descriptor.
3661 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3662 (containing_function_has_frame_base): Move earlier in the file.
3663 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3664 instead of always assuming fbreg can't be used.
3666 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3668 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3669 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3670 Accept address wrapped in AND for Altivec.
3671 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3672 Strip AND wrapping offset address for Altivec.
3674 2005-08-11 Richard Henderson <rth@redhat.com>
3677 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3678 before using TYPE_IS_SIZETYPE.
3680 2005-08-11 Richard Henderson <rth@redhat.com>
3683 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3684 insn types not present on ev4.
3685 (alphaev5_insn_pipe): Similarly.
3687 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3690 * arm.c (arm_override_options): If the user has selected callee-super-
3691 interworking, then enable normal interworking.
3693 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3695 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3698 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3700 * doc/rtl.texi: Fix two typos.
3702 2005-08-11 Richard Guenther <rguenther@suse.de>
3705 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3706 cases where we call to/from functions returning void.
3708 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3711 * tree.c (build_pointer_type_for_mode): Robustify.
3713 2005-08-10 James E Wilson <wilson@specifix.com>
3715 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3716 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3718 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3721 2005-08-10 Eric Christopher <echristo@apple.com>
3723 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3724 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3727 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3730 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3731 for the high part when generating dynamic-no-pic code.
3733 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3735 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3736 (x86_64-*-linux*): Likewise.
3738 * config/i386/crtfastmath.c: New file.
3739 * config/i386/t-crtfm: Likewise.
3741 * config/i386/linux.h (ENDFILE_SPEC): New.
3742 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3744 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3747 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3749 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3750 (vec_shl, vec_shr): Document new operations.
3751 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3753 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3755 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3756 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3757 change predicate to indexed_or_indirect_address.
3759 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3761 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3762 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3763 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3764 and __aeabi_uwrite8.
3765 * config/arm/unaligned-funcs.c: New file.
3766 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3768 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3770 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3772 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3773 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3775 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3776 * final.c (pass_shorten_branches): Add dump.
3777 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3778 (pass_life): Rename dump.
3779 (rest_of_handle_flow2): Remove initial verify_flow_info.
3780 * function.c (pass_instantiate_virtual_regs): Add dump.
3781 * integrate.c (pass_initial_value_sets): Add dump.
3782 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3783 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3784 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3785 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3786 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3787 gate_rtl_unrool_and_peel_loops): New.
3788 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3789 rtl_doloop): Do not look at flags.
3790 * mode-switching.c (pass_mode_switching): Add dump.
3791 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3792 pass_split_before_regstack): Add dump.
3793 * regmove.c (pass_stack_adjustments): Add dump.
3794 * tree-optimize.c (pass_fixup_cfg): Add dump.
3796 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3799 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3800 deciding which instruction sequence to use.
3802 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3804 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3805 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3807 2005-08-09 Richard Guenther <rguenther@suse.de>
3809 * c-common.c (builtin_function_2): Remove.
3810 (def_builtin_1): New function.
3811 (c_common_nodes_and_builtins): Use def_builtin_1 to
3812 build builtin functions.
3814 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3816 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3817 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3818 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3821 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3823 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3824 fold_binary instead of fold_build2 since we don't care about the
3826 (loop_niter_by_eval): Likewise.
3827 (compare_trees): Likewise.
3828 (proved_non_wrapping_p): Likewise.
3830 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3834 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3835 if the if is really empty.
3837 2005-08-09 Steven Bosscher <stevenb@suse.de>
3839 PR tree-optimization/23234
3840 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3841 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3842 argument of the new enum.
3843 (execute_cse_reciprocals): Add reciprocals for function arguments
3844 on the unique successor edge of the entry block. Update other calls
3845 to execute_cse_reciprocals_1.
3847 2005-08-08 Richard Henderson <rth@redhat.com>
3850 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3852 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3854 * expr.c (write_complex_part): Return after handling MEM.
3856 2005-08-08 Josh Conner <jconner@apple.com>
3858 PR rtl-optimization/23241
3859 * combine.c (simplify_comparison): Fix error in determining
3860 whether to lift a subreg from comparison.
3862 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3865 * config/rs6000/altivec.md (vec_init<mode>): New.
3866 (vec_set<mode>): New.
3867 (vec_extract<mode>): New.
3868 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3869 (rs6000_expand_vector_set): New.
3870 (rs6000_expand_vector_extract): New.
3871 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3872 for Altivec modes before reload.
3873 (altivec_expand_vec_init_builtin): New.
3874 (get_element_number): New.
3875 (altivec_expand_vec_set_builtin): New.
3876 (altivec_expand_vec_ext_builtin): New.
3877 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3879 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3881 * config/rs6000/rs6000.h (rs6000_builtins): Add
3882 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3883 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3884 * config/rs6000/rs6000-protos.h: Declare new functions.
3886 2005-08-08 Jan Hubicka <jh@suse.cz>
3888 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3889 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3890 * i386.md (movdi*): Use pic_32bit_operand.
3891 * predicates.md (pic_32bit_operand): New.
3893 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3896 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3898 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3900 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3901 (test_for_singularity): Use fold_build2.
3903 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3905 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3907 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3909 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3910 (COMMON_ASM_OP) Define.
3911 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3912 (ix86_encode_section_info): Likewise.
3913 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3914 SUBTARGET_ENCODE_SECTION_INFO.
3916 2005-08-06 Richard Henderson <rth@redhat.com>
3919 * tree-nested.c (convert_local_reference): Save and restore val_only
3920 around component_ref and friends. Clear walk_subtrees by default.
3922 2005-08-06 Peter O'Gorman <peter@pogma.com>
3925 * gcc.c (process_command): Check the argument to -b has a dash.
3926 * doc/invoke.texi: Update -b and -V docs.
3928 2005-08-06 James E Wilson <wilson@specifix.com>
3930 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3932 2005-08-06 Michael Matz <matz@suse.de>
3934 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3935 member only if only one insn is associated with the value.
3937 2005-08-06 Nick Clifton <nickc@redhat.com>
3939 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3941 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3942 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3943 Check symbol flags instead of symbol name mangling.
3944 (xstormy16_asm_output_aligned_common): Likewise. Also
3945 simplify code since the bss100_section cass is the only case
3946 where the below100 code will be triggered.
3947 (xstormy16_encode_section_info): Encode below100 attribute
3948 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3950 (xstormy16_strip_name_encoding): Delete - this function is no
3952 (TARGET_STRIP_NAME_ENCODING): Undefine.
3953 * config/stormy16/stormy16-protos.h: Delete prototype for
3954 xstormy16_strip_name_encoding.
3956 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3958 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3959 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3960 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3961 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3962 config/alpha/predicates.md, config/arc/arc.h,
3963 config/arm/arm.h, config/arm/ieee754-df.S,
3964 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3965 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3966 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3967 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3968 config/m68hc11/m68hc11.h, config/mips/mips.c,
3969 config/mips/mips.h, config/mips/openbsd.h,
3970 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3971 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3972 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3973 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3974 config/sparc/linux.h, config/sparc/linux64.h,
3975 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3976 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3977 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3978 typos. Follow spelling conventions.
3980 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3983 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3984 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3985 specially. Check for side effects only for COND_EXPR.
3986 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3987 return with TREE_NO_WARNING.
3989 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3991 PR rtl-optimization/23233
3992 * loop.c (combine_movables): Require the modes to be the same.
3993 (move_movables): Remove handling of cases where the replacement
3994 had a different mode to the original.
3996 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3998 PR tree-optimization/23128
3999 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4000 subtraction wrap, and set TREE_OVERFLOW if they do.
4002 2005-08-05 Richard Henderson <rth@redhat.com>
4005 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4006 FORCED_LABEL labels.
4008 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4011 * reload.c (find_reloads_subreg_address): Pass down TYPE
4012 unchanged. Change all callers except find_reloads_toplev.
4014 2005-08-05 Michael Matz <matz@suse.de>
4016 * genattrtab.c (current_alternative_string): Remove.
4017 (SIMPLIFY_ALTERNATIVE): Ditto.
4018 (attr_alt_bit_p): Ditto.
4019 (alternative_name): Make const char *.
4020 (evaluate_eq_attr): Remove use of above things.
4021 (simplify_test_exp): Ditto.
4022 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4023 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4025 2005-08-04 James E Wilson <wilson@specifix.com>
4027 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4028 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4029 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4030 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4031 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4033 2005-08-04 Richard Henderson <rth@redhat.com>
4036 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4037 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4038 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4039 if we'd have to instantiate too many members.
4041 2005-08-04 Richard Henderson <rth@redhat.com>
4044 * tree-outof-ssa.c (coalesce_asm_operands): New.
4045 (coalesce_ssa_name): Use it. Split out ...
4046 (coalesce_phi_operands, coalesce_result_decls): ... these.
4048 2005-08-04 Paul Brook <paul@codesourcery.com>
4050 * read-rtl.c (read_quoted_string): Break if EOF.
4052 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4054 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4055 (fold_build2): Likewise.
4056 (fold_build3): Likewise.
4057 (fold_build1_stat): New function prototype.
4058 (fold_build2_stat): Likewise.
4059 (fold_build3_stat): Likewise.
4060 * fold-const.c (fold_build1): Rename to ..
4061 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4062 through to build1_stat.
4063 (fold_build2): Rename to ..
4064 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4065 through to build2_stat.
4066 (fold_build3): Rename to ..
4067 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4068 through to build3_stat.
4070 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4071 Ian Lance Taylor <ian@airs.com>
4073 * function.c (assign_stack_local_1): Do not correct stack slot
4074 address if allocation size is smaller than mode size.
4076 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4079 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4080 (tree_merge_blocks): Propagate anything allowed by
4082 Clarify documentation.
4083 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4084 SSA form, schedule an update if necessary.
4086 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4088 * doc/install.texi (Binaries): Remove broken link to
4089 Sinix/Reliant Unix binaries.
4091 2005-08-03 Richard Henderson <rth@redhat.com>
4094 * function.c (stack_protect_epilogue): Export.
4095 * tree.h (stack_protect_epilogue): Declare.
4096 * calls.c (expand_call): Call it.
4098 2005-08-03 Eric Christopher <echristo@apple.com>
4100 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4101 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4104 2005-08-04 Jan Hubicka <jh@suse.cz>
4106 * profile.c (branch_prob): Split edges with goto locus on them
4107 to get proper line counts.
4108 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4110 2005-08-03 Paul Brook <paul@codesourcery.com>
4112 * function.c (assign_parms): Round current_function_args_size
4113 to PARM_BOUNDARY, not STACK_BOUNDARY.
4115 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4117 * config/i386/i386.c (x86_elf_aligned_common)
4118 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4120 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4122 PR tree-optimization/23157
4123 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4124 before emitting them.
4126 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4128 PR tree-optimization/19899
4129 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4130 * tree-scalar-evolution.c: Include real.h.
4131 (add_to_evolution): Build constant -1 of correct type.
4133 2005-08-03 Jan Hubicka <jh@suse.cz>
4135 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4136 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4137 profile updating for complette unrolling.
4138 * loop-unroll.c (peel_loop_completely): Use it.
4139 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4140 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4143 2005-08-03 Paul Brook <paul@codesourcery.com>
4145 * combine.c (can_change_dest_mode): New function.
4146 (try_combine, simplify_set): Use it.
4148 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4150 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4153 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4155 * doc/install.texi (Specific): Adjust link to openavr.org.
4156 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4157 (Binaries): Adjust HP-UX Porting Center link.
4158 (Binaries): Adjust Free Software Foundation ordering link.
4160 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4162 * convert.c (convert_to_integer): Use fold_build1 instead of
4163 build1 when converting an integer to an integer.
4165 2005-08-02 Richard Henderson <rth@redhat.com>
4167 * combine.c (combine_instructions): Don't use reg_equal/equiv
4168 results if the mode doesn't match.
4170 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4172 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4173 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4175 2005-08-02 Richard Henderson <rth@redhat.com>
4178 * explow.c (memory_address): Remove special-case for
4179 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4181 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4184 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4185 number of calls to cleanup_tree_cfg_1.
4187 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4189 * doc/invoke.texi: document file extensions .F90 and .F95
4191 2005-08-02 Richard Guenther <rguenther@suse.de>
4193 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4194 positive if its first argument is positive.
4196 2005-08-02 Richard Guenther <rguenther@suse.de>
4198 PR tree-optimization/23177
4199 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4202 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4204 PR tree-optimization/23129
4205 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4206 varying for divisions with anti-ranges.
4208 2005-08-02 Jan Hubicka <jh@suse.cz>
4210 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4211 * tree-ssa-threadupdate.c (thread_block): Add it here.
4213 2005-08-01 James E Wilson <wilson@specifix.com>
4215 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4216 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4217 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4219 * config/mips/predicates.md (const_call_insn_operand): Add check for
4220 SYMBOL_REF_LONG_CALL_P.
4221 * doc/extend.texi (long_call): Document the new attribute.
4223 2005-08-01 Ian Lance Taylor <ian@airs.com>
4224 Richard Henderson <rth@redhat.com>
4226 * Makefile.in (RTL_BASE_H): Add real.h.
4227 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4229 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4231 * rtl.c (rtl_check_failed_code_mode): New.
4232 * rtl.h (struct rtx_def): Add u.rv.
4233 (XCMWINT, XCNMPRV): New.
4234 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4235 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4237 2005-08-01 Richard Henderson <rth@redhat.com>
4239 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4240 with auto-inc codes.
4242 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4244 2005-08-01 Jan Hubicka <jh@suse.cz>
4246 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4247 * i386.c: Include dwarf2.h
4248 (asm_preferred_eh_data_format): New.
4249 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4251 2005-08-01 Ian Lance Taylor <ian@airs.com>
4253 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4254 randomize_va_space for virtual address randomization control.
4256 2005-08-01 Steven Bosscher <stevenb@suse.de>
4258 * common.opt (flag_ipa_cp): Put in right place to maintain
4261 2005-08-01 Jan Hubicka <jh@suse.cz>
4263 * profile.c (compute_value_histograms): Fix thinko.
4264 * value-prof.c: Include toplev.h
4265 (check_counter): New function.
4266 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4267 tree_mod_subtract_transform): Add sanity check.
4269 2005-08-01 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/23133
4272 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4273 current functions parameter decls to find defs to cse
4276 2005-08-01 Richard Guenther <rguenther@suse.de>
4278 PR tree-optimization/23109
4279 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4280 If trapping math is in effect, use post-dominator information
4281 to check if we'd in any case reach a trapping point before
4282 doing the reciprocal insertion.
4283 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4284 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4285 expressions are invariant only if trapping math is not in effect.
4287 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4289 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4290 cgraph_function_versioning): New declarations.
4291 * cgraphunit.c: Add include to ipa-prop.h.
4292 (update_call_expr, cgraph_copy_node_for_versioning,
4293 cgraph_function_versioning): New functions.
4294 * integrate.c (copy_decl_for_inlining): Remove.
4295 * ipa-prop.h (ipa_replace_map): New struct.
4296 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4297 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4298 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4299 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4300 ipcp_iterate_stage, ipcp_method_scale_print,
4301 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4302 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4303 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4304 ipcp_update_bb_counts, ipcp_update_profiling,
4305 ipcp_update_edges_counts): New functions.
4306 (ipcp_method_cval_init): Remove restriction regarding local methods.
4307 (ipcp_init_stage): Add ipcp_method_compute_scale.
4308 (ipcp_insert_stage): Add versioning.
4309 (ipcp_structures_print): Add ipcp_method_scale_print.
4310 (ipcp_driver): Dump profiling info.
4311 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4312 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4313 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4314 (struct inline_data): Add versioning_p, ipa_info, new fields.
4315 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4316 declare_return_variable): Replace calls to copy_decl_for_inlining with
4318 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4320 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4321 Add argument VERSIONING.
4322 (copy_arguments_for_versioning, copy_static_chain,
4323 function_versionable_p, tree_versionable_function_p,
4324 tree_function_versioning, replace_ref_tree): New functions.
4325 * tree-inline.h: Include varray.h.
4326 (tree_versionable_function_p, tree_function_versioning,
4327 tree copy_decl_for_dup): New declarations.
4329 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4331 * ipa-cp.c: New file. Contains IPCP specific functionality.
4332 * ipa-prop.h: New file. Contains structures/definitions that can be
4333 used by several interprocedural data flow optimizations (and also IPCP).
4334 * ipa-prop.c: New file.
4335 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4336 * common.opt: Add ipa-cp flag.
4337 * timevar.def: Add IPCP optimization.
4338 * tree-optimize.c (init_tree_optimization_passes): Schedule
4340 * tree-pass.h (pass_ipa_cp): Declare.
4342 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4344 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4345 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4346 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4347 config/i386/i386.c, config/mips/mips.h,
4348 config/rs6000/rs6000.h, config/sh/sh.c,
4349 config/stormy16/stormy16.c: Fix comment typos.
4351 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4354 * c-typeck.c (build_binary_op): Use common_type wrapper on
4356 (common_type): Update comment.
4358 2005-07-31 Steven Bosscher <stevenb@suse.de>
4361 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4362 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4363 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4365 2005-07-31 Jan Hubicka <jh@suse.cz>
4367 * pretty-print.h (pp_widest_integer): New macro.
4368 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4371 2005-07-31 Jan Hubicka <jh@suse.cz>
4373 * output.h (enum section_category): Export from varasm.c
4374 (categorize_decl_for_section): Likewise.
4375 * varasm.c (enum section_category): Kill.
4376 (categorize_decl_for_section): Make global.
4377 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4379 * i386.c (ix86_section_threshold): New static variable.
4380 (ix86_in_large_data_p, ix86_encode_section_info,
4381 x86_64_elf_unique_section,
4382 x86_64_elf_select_section): New functions.
4383 (TARGET_ENCODE_SECTION_INFO): Define
4384 (override_options): Enable medium model for PIC.
4385 (ix86_expand_prologue): Expand gen_set_got_rex64.
4386 (legitimate_constant_p): Handle new UNSPECs.
4387 (legitimate_pic_address_disp_p): Likewise.
4388 (legitimize_pic_address): Lower MEDIUM model addressing.
4389 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4390 (enum cmodel): Add MEDIUM_PIC.
4391 (SYMBOL_REF_FAR_ADDR_P): New macro.
4392 (SYMBOL_FLAG_FAR_ADDR): New flag.
4393 * i386.md (movdi): Support medium model.
4394 (set_got_rex64): New pattern.
4395 * i386.opt (mlarge-data-threshold): New flag.
4396 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4397 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4398 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4399 TARGET_ASM_UNIQUE_SECTION): New.
4401 * invoke.texi (-mlarge_data_threshold): Document
4403 2005-07-31 Jan Hubicka <jh@suse.cz>
4405 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4406 (coalesce_vars): Likewise.
4407 * tree-ssa-live.c (coalesce_cost): New.
4408 (build_tree_conflict_graph): Use coalesce_cost.
4409 * tree-ssa-live.h (coalesce_cost): Declare.
4411 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4413 * arm.md (all peepholes for post-increment operations): Delete.
4414 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4415 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4416 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4417 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4418 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4420 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4422 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4425 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4428 * doc/invoke.texi: Document -rdynamic.
4430 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4433 * c-parser.c (c_parser_parms_list_declarator): Call
4434 mark_forward_parm_decls.
4435 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4436 decls with visibility structure.
4438 2005-07-30 Paul Brook <paul@codesourcery.com>
4440 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4442 2005-07-30 Paul Brook <paul@codesourcery.com>
4444 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4446 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4448 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4450 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4453 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4454 nested function declarators.
4455 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4456 (grokparms): Call warn_if_shadowing for parameters used within the
4458 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4459 not used within the parameter list.
4460 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4462 2005-07-30 Jan Hubicka <jh@suse.cz>
4464 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4465 * i386.c (ix86_fixup_binary_operands): Likewise.
4466 (ix86_expand_unary_operator): Likewise.
4467 (ix86_expand_fp_absneg_operator): Likewise.
4468 * optabs.c (expand_vec_cond_expr): Validate dest.
4470 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4473 * real.c (real_from_string): Also set last bit if there is a
4474 nonzero hex digit beyond GCC's internal precision after ".".
4476 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4478 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4479 define_constants. Change duplicate values to unassigned numbers.
4480 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4481 (*altivec_vspltsf): New.
4482 (altivec_vperm_v4sf): Delete.
4483 (altivec_vperm_<mode>): Use mode macro V.
4484 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4485 (altivec_predicate_v4sf): Delete.
4486 (altivec_predicate_<mode>): Use mode macro V.
4487 (*altivec_lvesfx): New.
4488 (*altivec_stvesfx): New.
4489 (vec_realign_load_v4sf): Delete.
4490 (vec_realign_load_<mode>): Use mode macro V.
4491 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4494 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4497 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4499 * configure: Regenerated.
4501 2005-07-29 Paul Brook <paul@codesourcery.com>
4503 * doc/install.texi: Add link to GFortran binaries wiki page.
4505 2005-07-29 David Ung <davidu@mips.com>
4507 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4508 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4509 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4510 * config/mips/mips.md (cpu): Add 5kf name.
4511 (includes): Includes 5k.md.
4512 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4513 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4516 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4519 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4520 (cleanup_tree_cfg): ... here.
4521 Call cleanup_tree_cfg_1 until there are no more cleanups to
4524 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4526 * tree-vrp.c (compare_range_with_value): Return true or false
4527 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4528 EQ_EXPR respectively.
4530 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4532 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4535 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4537 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4538 (tree_ssa_dominator_optimize): Increment it.
4539 (dump_dominator_optimization_stats): Print it.
4541 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4542 Steven Bosscher <stevenb@suse.de>
4544 PR rtl-optimization/23117
4545 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4546 when head == tail. Tidy comment.
4548 2005-07-28 Richard Henderson <rth@redhat.com>
4550 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4551 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4552 * jump.c (rtx_renumbered_equal_p): Likewise.
4553 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4554 CONST_INT and CONST_DOUBLE.
4555 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4556 * reload.c (operands_match_p): Special case CONST_INT and
4557 CONST_DOUBLE; check mode earlier.
4559 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4562 * c-typeck.c (convert_for_assignment): Do not check
4563 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4565 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4568 * c-typeck.c (composite_type): Prefer constant size arrays to
4571 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4574 * real.c (real_from_string): Set last bit if there is a nonzero
4575 hex digit beyond GCC's internal precision.
4577 2005-07-28 Richard Henderson <rth@redhat.com>
4580 * cfgcleanup.c (try_forward_edges): Watch out for end of
4583 2005-07-28 James E Wilson <wilson@specifixinc.com>
4586 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4588 2005-07-28 Jan Hubicka <jh@suse.cz>
4590 * Makefile.in (rtl-profile.o): Kill all traces of it.
4591 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4592 * coverage.h (rtl_coverage_counter_ref): Kill.
4593 * opts.c (flag_speculative_prefetching_set): Kill.
4594 (flag_loop_optimize_set): New.
4595 (common_handle_option): Disable loop optimizer when profiling;
4596 do not handle speculative prefetching.
4597 * passes.c (init_optimization_passes): Replace pass_profiling combo
4598 by branch_prob pass.
4599 * profile.c (compute_value_histograms): Update for simplified value
4601 (rtl_register_profile_hooks): Kill.
4602 (pass_profiling): Kill.
4603 (rest_of_handle_branch_prob): Do not profile.
4604 * toplev.c (process_options): Remove speculative prefetching.
4605 * toplev.h (flag_tree_based_profiling): Kill.
4606 * tree-profile.c (prepare_instrumented_value,
4607 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4608 tree_gen_one_value_profiler, do_tree_profiling): Update for
4609 simplified datastructures.
4610 * value-prof.c: Add comment that speculative prefetching was dropped;
4611 update rest of file for simplified datastructures.
4612 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4613 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4614 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4615 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4616 rtl_mod_subtract, gen_speculative_prefetch,
4617 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4618 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4619 (gate_handle_value_profile_transformations,
4620 rest_of_handle_value_profile_transformations,
4621 pass_value_profile_transformations): Kill.
4622 * value-prof.h (histogram_value_t): Remove IL based unions.
4623 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4624 rtl_profile_hooks): Remove hooks.
4626 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4628 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4629 (cgraph_clone_node): Likewise.
4630 * cgraph.h (cgraph_clone_edge): Update prototype.
4631 (cgraph_clone_node): Likewise.
4632 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4634 (lookup_recursive_calls): Consider profile.
4635 (cgraph_decide_recursive_inlining): Fix updating; use new
4636 probability argument; use profile.
4637 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4638 * tree-inline.c (copy_bb): Update clal of clone_edge.
4639 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4641 * invoke.texi (min-inline-recursive-probability): Document.
4643 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4645 * doc/install.texi (Configuration): Update Valgrind homepage.
4647 2005-07-28 Richard Henderson <rth@redhat.com>
4650 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4651 labels we want to delete.
4652 (cfg_layout_merge_blocks): Likewise.
4654 2005-07-28 Richard Henderson <rth@redhat.com>
4657 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4658 when expanding to nothing.
4660 2005-07-28 Josh Conner <jconner@apple.com>
4662 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4663 (cgraph_decide_inlining_of_small_functions): Likewise.
4665 2005-07-28 Josh Conner <jconner@apple.com>
4667 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4668 direction of badness if negative.
4669 (cgraph_default_inline_p): Add reason to parameters, and assign it
4671 (cgraph_decide_inlining_of_small_functions): New parameter in call
4672 to cgraph_default_inline_p.
4673 (cgraph_decide_inlining_incrementally): Likewise.
4674 * cgraphunit.c (decide_is_function_needed): Likewise.
4675 * cgraph.h (cgraph_default_inline_p): Likewise.
4677 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4679 * builtins.c: Fix comment typo(s).
4680 * genautomata.c: Likewise.
4681 * gimplify.c: Likewise.
4682 * tree-dfa.c: Likewise.
4683 * tree-flow-inline.h: Likewise.
4684 * tree-into-ssa.c: Likewise.
4685 * tree-ssa-alias.c: Likewise.
4686 * tree-ssa-ccp.c: Likewise.
4687 * tree-ssa-copy.c: Likewise.
4688 * tree-ssa-dce.c: Likewise.
4689 * tree-ssa-dom.c: Likewise.
4690 * tree-ssa-operands.c: Likewise.
4691 * tree-tailcall.c: Likewise.
4692 * tree-vectorizer.c: Likewise.
4693 * tree-vrp.c: Likewise.
4696 2005-07-28 Jeff Law <law@redhat.com>
4698 * tree-vrp.c (test_for_singularity): Extracted from ...
4699 (simplify_cond_using_ranges): Attempt to simplify a relational
4700 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4702 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4704 PR tree-optimization/22506
4705 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4706 phis whose argument is constant.
4708 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4710 PR rtl-optimization/18992
4711 Back out this patch:
4712 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4713 PR optimization/12142
4714 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4715 uses of the register in the SET_SRC. Remove unnecessary argument.
4717 Replace it with this:
4718 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4719 if flag_non_call_exceptions is set and the insn may trap, pass
4720 pc_rtx as dest for recursion.
4721 In SET_SRC part of SET case, if dest is already set, pass it down
4724 2005-07-28 Jan Hubicka <jh@suse.cz>
4726 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4727 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4728 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4730 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4731 profile when available.
4733 2005-07-28 Jan Beulich <jbeulich@novell.com>
4735 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4736 (ia64_print_operand): Describe and handle 'X'.
4737 (ia64_register_move_cost): Also handle FP_REGS.
4738 (ia64_preferred_reload_class): Likewise.
4739 (ia64_secondary_reload_class): Likewise.
4740 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4741 it. Also check for ITANIUM_CLASS_FLDP.
4742 * config/ia64/ia64.h (FP_REGNO_P): New.
4743 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4744 (reg_class): Add FP_REGS.
4745 (REG_CLASS_NAMES): Adjust for it.
4746 (REG_CLASS_CONTENTS): Likewise.
4747 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4748 (REG_CLASS_FROM_LETTER): Handle 'x'.
4749 (CLASS_MAX_NREGS): Handle FP_REGS.
4750 (MEMORY_MOVE_COST): Likewise.
4751 * config/ia64/ia64.md (itanium_class): Add fldp.
4752 (type): Handle fldp.
4753 (movti_internal): More allowable operand combinations. Use ldfp8 when
4754 splitting unnecessary. Remove predicable attribute. Adjust
4755 itanium_class attribute.
4756 (smuldi3_highpart): Remove outdated comment.
4757 (mulditi3, umulditi3, rotlti3): New expanders.
4758 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4759 (absti2): Disabled new insn for future reference.
4760 Respective new splitters.
4761 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4762 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4763 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4765 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4767 PR rtl-optimization/23047
4768 * simplify-rtx.c (simplify_const_relational_operation): Respect
4769 flag_wrapv for comparisons with ABS.
4771 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4773 PR tree-optimization/22493
4774 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4775 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4777 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4779 * config/frv/frv.opt (moptimize-membar): New.
4781 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4783 * config/frv/frv.h: Remove machine_function definition.
4785 * config/frv/frv.c (struct frv_io): New.
4786 (struct machine_function): Moved from frv.h. Add has_membar_p.
4787 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4788 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4789 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4790 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4791 (frv_reorg): Call frv_optimize_membar when appropriate.
4792 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4793 (frv_expand_builtin): Adjust calls accordingly.
4794 (frv_io_address_cookie): New function.
4795 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4796 load or store rather than a special insn. Add ccnstant address and
4797 io-type operands to the membar.
4798 (frv_ifcvt_modify_tests): Unsign regno.
4799 (frv_ifcvt_modify_tests): Same.
4801 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4802 UNSPEC_OPTIONAL_MEMBAR constant.
4803 (builtin_read_<mode>): Delete.
4804 (builtin_write_<mode>): Delete.
4805 ("optional_membar_<mode>"): Add operand.
4807 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4808 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4809 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4810 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4811 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4812 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4813 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4814 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4815 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4817 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4819 * df.c (df_uses_record): Handle SCRATCH.
4821 2005-07-28 Steven Bosscher <stevenb@suse.de>
4824 * passes.c (rest_of_decl_compilation): If decl is a type and
4825 we have encountered errors, don't emit debug information.
4827 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4829 * params.def: Fixed comment.
4831 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4834 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4835 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4836 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4838 2005-07-27 Steven Bosscher <stevenb@suse.de>
4841 * varasm.c (assemble_start_function): Don't do anything that may
4842 require a CFG if the current function is a thunk.
4844 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4846 * doc/install.texi (Prerequisites): Mention that perl is needed
4847 to do export control in libstdc++ targetting Darwin.
4849 2005-07-27 Steven Bosscher <stevenb@suse.de>
4851 PR rtl-optimization/17808
4852 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4853 (sched_insns_conditions_mutex_p): Split out from...
4854 (add_dependence): ...here. But don't call it from here.
4855 (add_dependence_list): Check sched_insns_conditions_mutex_p
4856 before calling add_dependence.
4857 (add_dependence_list_and_free): Likewise.
4858 (fixup_sched_groups): Likewise.
4859 (sched_analyze_1): Likewise.
4860 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4861 (sched_analyze): Likewise.
4862 (sched_analyze_insn): Likewise.
4863 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4864 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4865 dependencies on all COND_EXEC insns to jumps ending basic blocks
4866 when doing intrablock scheduling.
4867 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4869 2005-07-27 Jeff Law <law@redhat.com>
4871 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4872 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4873 equivalency sets, correctly handle the case were vr0 has an
4874 equivalency set, but vr1 does not.
4876 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4878 PR tree-optimization/23073
4879 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4880 vect_print_dump_info before fprintf.
4882 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4884 PR tree-optimize/22348
4885 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4886 Fold the partial computation.
4888 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4890 PR tree-optimization/22325
4891 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4893 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4895 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4896 (force_var_cost): ... this function.
4897 (compute_phi_arg_on_exit): Export.
4899 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4901 PR tree-optimization/20773
4902 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4905 2005-07-27 Richard Guenther <rguenther@suse.de>
4907 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4908 Avoid pushing again if current struct contains only
4909 fields we decomposed.
4911 2005-07-27 Jan Hubicka <jh@suse.cz>
4913 PR tree-optimization/22574
4914 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4917 * tree-tailcall.c (decrease_profile): New function.
4918 (eliminate_tail_call): Use it.
4920 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4921 visibility flags correctly in whole program mode.
4923 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4925 PR rtl-optimization/22472
4926 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4928 2005-07-26 Steven Bosscher <stevenb@suse.de>
4930 PR tree-optimization/22504
4931 * tree-complex.c (expand_complex_addition): Use 'code' instead
4932 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4934 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4936 * config.gcc (cpu_type): Add frv case.
4937 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4938 (supported_defaults): Add fr550 case.
4940 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4943 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4944 whether a pointer of type T * may point to objects of type T *.
4946 2005-07-26 DJ Delorie <dj@redhat.com>
4948 * configure: Regenerate.
4950 2005-07-26 Dale Johannesen <dalej@apple.com>
4952 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4954 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4956 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4957 Clarify use of "build" in name.
4959 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4961 * doc/extend.texi (Raw read/write Functions): New section.
4962 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4963 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4964 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4965 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4966 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4967 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4968 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4969 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4970 * config/frv/frv.c: Add bdesc_loads global.
4971 Add bdesc_stores global.
4972 (frv_init_builtins): Add support for __builtin_{read/write}*.
4973 (frv_volatile_memref): New.
4974 (frv_expand_load_builtin): New.
4975 (frv_expand_store_builtin): New.
4976 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4977 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4978 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4979 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4980 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4981 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4982 (builtin_read_<mode>): New.
4983 (builtin_write_<mode>): New.
4984 (builtin_write64): New.
4985 (optional_membar_<mode>): New.
4987 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4989 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4990 (rather than units) against HOST_BITS_PER_WIDE_INT.
4992 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4994 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4995 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4996 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4997 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5000 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5001 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5002 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5004 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5006 2005-07-26 Richard Guenther <rguenther@suse.de>
5008 PR tree-optimization/22486
5009 * fold-const.c (fold_unary): Fold away useless component
5010 references of the form (T *)&T.x, if the address
5013 2005-07-25 James E Wilson <wilson@specifixinc.com>
5015 * dwarf2out.c (add_call_src_coords_attributes): New.
5016 (gen_inlined_subroutine_die): Call it.
5017 (maybe_emit_file, init_file_table): Add comments.
5018 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5020 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5021 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5022 * tree.h (BLOCK_SOURCE_LOCATION): New.
5023 (struct tree_block): New field locus.
5025 2005-07-26 Andreas Schwab <schwab@suse.de>
5027 PR rtl-optimization/23043
5028 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5029 when allocating a struct unoccr.
5031 2005-07-25 Richard Henderson <rth@redhat.com>
5034 * tree-complex.c (gate_no_optimization): True if errors.
5035 * Makefile.in (tree-complex.o): Update dependencies.
5037 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5039 * config/frv/predicates.md (integer_register_operand): Use
5042 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5045 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5047 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5049 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5051 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5052 types when flag_unsafe_math_optimizations is true.
5054 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5056 * gcc.c (option_map): Add --sysroot.
5057 (process_command): Handle --sysroot.
5058 (display_help): Document it.
5059 * doc/cppopts.tex (-isysroot): Document.
5060 * doc/invoke.texi (--sysroot): Document.
5061 * doc/install.texi (--with-build-sysroot): Document.
5063 * Makefile.in (inhibit_libc): New variable.
5064 (INHIBIT_LIBC_CFLAGS): Likewise.
5065 (LIBGCC2_CFLAGS): Include
5066 $(INHIBIT_LIBC_CFLAGS).
5067 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5068 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5069 ($(T)crtend.o): Likewise.
5070 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5071 ($(T)crtendS.o): Likewise.
5072 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5073 ($(T)crtendT.o): Likewise.
5074 (stmp-fixinc): Do not complain about missing headers if
5076 * configure.ac (inhibit_libc): Set it to true/false.
5077 (--with-build-sysroot): New option. Use it to set
5079 * configure: Regenerated.
5081 2005-07-25 Manfred Hollstein <mh@suse.com>
5083 * calls.c (store_one_arg): Fix unsigned comparison warning.
5085 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5088 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5089 (ggc_print_statistics): Initialize variable before use.
5091 2005-07-25 Richard Guenther <rguenther@suse.de>
5093 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5094 calling with a PHI_NODE argument.
5096 * tree-flow-inline.h (overlap_subvar): Protect against
5099 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5101 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5102 * configure: Regenerate.
5104 2005-07-25 Ira Rosen <irar@il.ibm.com>
5106 * expr.c (highest_pow2_factor): Make extern.
5107 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5108 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5109 record_array_differ_p, array_ptr_differ_p): Likewise.
5110 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5111 additional cases. Call the above functions.
5112 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5113 base_object_differ_p when there are two base objects. Otherwise, compare
5114 base address and offset. Call may_alias_p.
5115 (dump_data_reference): Use a correct field name.
5116 (analyze_array): Make static. Initialize new data-ref fields.
5117 (analyze_indirect_ref): New function.
5118 (init_data_ref): Initialize new data-ref fields.
5119 (strip_conversion): Moved from tree-vect-analyze.c.
5120 (analyze_offset_expr, get_ptr_offset, address_analysis,
5121 object_analysis): Likewise.
5122 (analyze_offset): New function.
5123 (create_data_ref): Likewise.
5124 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5125 dimensions for ARRAY_REFs only.
5126 (build_classic_dist_vector): Make static.
5127 (access_functions_are_affine_or_constant_p): Call macro to get the
5128 address of access functions.
5129 (compute_all_dependences): Add new parameter
5130 compute_self_and_read_read_dependences. Compute self and read-read
5131 dependences if it is true.
5132 (find_data_references_in_loop): Call create_data_ref. Initialize new
5134 (compute_data_dependences_for_loop): Add new parameter
5135 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5136 compute nb_loops. Call compute_all_dependences,
5137 build_classic_dist_vector and build_classic_dir_vector with correct
5139 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5140 with correct parameters. Compare dimensions for ARRAY_REFs only.
5141 (free_data_refs): Call macro to free access functions.
5142 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5143 fields from stmt_vinfo.
5144 (struct base_object_info): New structure.
5145 (struct data_reference): Move fields to base_object_info. Add fields
5146 first_location and object_info for above structures. Move fields from
5147 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5148 aligned_to. Add macros to access the new fields.
5149 Update functions declarations.
5150 * tree-flow.h (is_aliased_with): Declare.
5151 * tree-loop-linear.c (linear_transform_loops): Call
5152 compute_data_dependences_for_loop with correct parameters.
5153 * tree-ssa-alias.c (is_aliased_with): New function.
5154 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5155 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5156 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5157 vect_base_addr_differ_p, compute_subscript_distance and
5158 build_classic_dist_vector. Add printings. Check absolute value of
5160 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5162 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5163 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5164 to bytes. Add printing.
5165 (vect_compute_data_refs_alignment): Go through loads and stores in one
5167 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5168 vect_analyze_data_ref_access): Likewise.
5169 (vect_analyze_pointer_ref_access): Remove.
5170 (vect_address_analysis, vect_object_analysis): Likewise.
5171 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5172 and analyze data-refs in the loop.
5173 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5174 fields of data-ref instead of stmt. Add init to the offset from the
5176 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5177 (vect_update_init_of_dr): Likewise.
5178 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5179 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5181 (new_loop_vec_info): Initialize new fields.
5182 (destroy_loop_vec_info): Free new fields.
5183 (vect_strip_conversion): Remove.
5184 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5185 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5186 datarefs. Add new field ddrs.
5187 Add macros for the new fields access.
5188 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5189 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5190 Remove their macros.
5191 * tree.h (highest_pow2_factor): Declare.
5193 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5195 * calls.c (store_one_arg): Check for sibling call MEM arguments
5196 from already clobbered incoming argument area.
5198 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5200 * c-common.c (check_missing_format_attribute): New.
5201 * c-common.h (check_missing_format_attribute): Likewise.
5202 * c-typeck.c (convert_for_assignment): Use it.
5204 2005-07-24 Andreas Schwab <schwab@suse.de>
5206 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5207 register use a word move. Correct operand of ext.w in 68000 code.
5209 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5211 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5212 variables as declarations, rather than definitions.
5214 2005-07-24 Ira Rosen <irar@il.ibm.com>
5216 PR tree-optimization/22526
5217 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5220 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5222 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5223 that C99 reserve for future use. Use it to define clog10,
5224 clog10f and clog10l.
5226 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5228 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5229 * configure.ac: Check for -Wmissing-format-attribute.
5231 * configure: Regenerate.
5233 2005-07-23 Richard Henderson <rth@redhat.com>
5235 PR tree-optimization/22623
5236 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5238 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5241 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5243 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5245 * Makefile.in (C_TREE_H): Update dependencies.
5246 * c-tree.h: Include toplev.h.
5247 * diagnostic.h (diagnostic_set_info): Add format attribute.
5248 * rtl-error.c (diagnostic_for_asm): Likewise.
5250 2005-07-23 Chao-ying Fu <fu@mips.com>
5252 * config/mips/mips-dsp.md: New file.
5253 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5254 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5256 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5257 MIPS_BUILTIN_BPOSGE32.
5258 (mips_expand_builtin_direct): Add one parameter to indicate that
5259 builtin functions need to return a value.
5260 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5262 (mips_regno_to_class): Add classes for 12 new DSP registers.
5263 (mips_subword): Change to check four HI registers.
5264 (mips_output_move): Output move to and from 6 new DSP accumulators.
5265 (override_options): Make sure -mdsp and -mips16 are not used together.
5266 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5268 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5270 (print_operand): Add 'q' for printing DSP accumulators.
5271 (mips_cannot_change_mode_class): Check ACC_REGS.
5272 (mips_secondary_reload_class): Check ACC_REGS.
5273 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5274 (mips_register_move_cost): Check ACC_REGS.
5275 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5276 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5277 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5278 (dsp_bdesc): New array.
5279 (bdesc_arrays): Add DSP builtin function table.
5280 (mips_prepare_builtin_arg): Check predicate again after
5282 (mips_expand_builtin): Add one more parameter to
5283 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5284 MIPS_BUILTIN_BPOSGE32.
5285 (mips_init_builtins): Initialize new function types.
5286 (mips_expand_builtin_direct): Check if builtin functions need to
5287 return a value and pass operands properly.
5288 (mips_expand_builtin_bposge): New function.
5289 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5290 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5291 (FIRST_PSEUDO_REGISTER): Increase to 188.
5292 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5293 Update for 12 new DSP registers.
5294 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5295 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5296 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5297 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5298 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5299 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5300 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5301 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5302 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5303 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5304 (REGISTER_NAMES): Add names for 12 new DSP registers.
5305 * config/mips/mips.md: Include mips-dsp.md.
5306 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5307 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5308 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5309 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5310 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5311 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5312 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5313 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5314 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5315 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5316 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5317 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5318 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5319 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5320 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5321 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5322 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5323 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5324 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5325 (UNSPEC_RDDSP): New constants.
5326 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5327 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5329 * config/mips/mips.opt (-mdsp): New option.
5330 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5331 (reg_imm10_operand): New predicates.
5332 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5333 * doc/invoke.texi (-mdsp): Document new option.
5335 2005-07-22 DJ Delorie <dj@redhat.com>
5337 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5339 * tree-inline.c (inlinable_function_p): Likewise.
5341 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5344 * toplev.c (check_global_declarations): Do not mark undefined
5345 variables as DECL_IGNORED_P.
5346 * varasm.c (first_global_object_name): GTY it.
5347 (weak_global_object_name): Likewise.
5348 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5349 a string to go into {weak,first}_global_object_name.
5351 2005-07-22 DJ Delorie <dj@redhat.com>
5353 * c-format.c (check_function_format): Change warning control
5354 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5356 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5358 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5359 &PTR->FLD a dereference of PTR.
5360 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5361 a potential dereference of PTR.
5363 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5365 PR rtl-optimization/20370
5366 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5367 call allocate_reg_info if necessary.
5369 PR rtl-optimization/21848
5370 * calls.c (emit_library_call_value_1): For const functions, add
5371 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5373 PR rtl-optimization/22445
5374 * cselib.c (target.h): Include.
5375 (rtx_equal_for_cselib_p): Allow commutative matches.
5376 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5377 Remove MODE parameter. Changed all callers.
5379 PR rtl-optimization/22258
5380 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5382 (try_combine): Use likely_spilled_retval_p.
5384 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5386 * config.gcc: Add crx-elf support.
5388 * doc/contrib.texi: Mention crx.
5389 * doc/extend.texi: Document crx extensions.
5390 * doc/install.texi: Document crx install.
5391 * doc/invoke.texi: Document crx options.
5392 * doc/md.texi: Document crx constraints.
5394 * config/crx/crx-protos.h: New file.
5395 * config/crx/crx.c: New file.
5396 * config/crx/crx.h: New file.
5397 * config/crx/crx.md: New file.
5398 * config/crx/crx.opt: New file.
5399 * config/crx/t-crx: New file.
5401 2005-07-22 Manfred Hollstein <mh@suse.com>
5403 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5405 (int_add_graph_edge): Likewise.
5406 (collapse_nodes): Likewise.
5407 (process_unification_queue): Likewise.
5409 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5410 Laurent GUERBY <laurent@guerby.net>
5412 PR tree-optimization/22336
5413 * function.c (record_block_change): Check for
5414 cfun->ib_boundaries_block.
5416 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5418 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5419 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5421 2005-07-21 DJ Delorie <dj@redhat.com>
5423 * toplev.c (warn_deprecated_use): Add warning control to warning
5425 * c-typeck.c (parser_build_binary_op): Likewise.
5426 (c_finish_if_stmt): Likewise.
5427 * c-common.c (check_function_sentinel): Likewise.
5428 (check_nonnull_arg): Likewise.
5430 2005-07-21 Richard Henderson <rth@redhat.com>
5433 * tree-complex.c (complex_ssa_name_components): New.
5434 (cvc_lookup): Allow entry not found.
5435 (create_components): Remove.
5436 (create_one_component_var, get_component_var): New.
5437 (get_component_ssa_name, set_component_ssa_name): New.
5438 (extract_component): Use get_component_ssa_name.
5439 (update_complex_components): Use set_component_ssa_name.
5440 (update_complex_components_on_edge): Likewise.
5441 (update_phi_components): Create new PHI nodes directly, instead
5442 of adding insns to edges.
5443 (tree_lower_complex): Allocate and free complex_variable_components
5444 and complex_ssa_name_components here.
5446 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5448 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5449 revert to returning false.
5451 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5454 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5456 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5459 * config/i386/i386.md (cmpxf): Change operand constraints
5460 to "nonmemory_operand".
5462 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5464 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5466 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5469 * fold-const.c (fold_build1): Add checksum for the operands.
5470 (fold_build2): Likewise.
5471 (fold_build3): Likewise.
5473 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5476 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5478 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5480 * common.opt (-fforward-propagate): Committed by mistake,
5483 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5485 * reg-stack.c: Fix comment typo(s).
5486 * tree-ssa-operands.c: Likewise.
5487 * tree-vectorizer: Likewise.
5489 2005-07-21 Nick Clifton <nickc@redhat.com>
5491 * config/sh/symbian.c: Replace C++ style line comments with C
5492 style line comments.
5493 (symbian_add_attribute): Do not use a ? operator on the LHS of
5495 (sh_symbian_handle_dll_attribute): Change the type of the
5496 method vector to "VEC(tree,gc)*" and use vector accessor
5497 macros to walk over the elements.
5498 (symbian_export_vtable_and_rtti_p): Likewise.
5499 (symbian_class_needs_attribute_p): Likewise.
5501 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5504 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5505 initialize targetm.resolve_overloaded_builtin here.
5506 (altivec_expand_overloaded_builtin): Make it non-static.
5507 * config/rs6000/rs6000-protos.h
5508 (altivec_expand_overloaded_builtin): New prototype.
5509 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5510 targetm.resolve_overloaded_builtin here.
5511 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5513 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5514 Zdenek Dvorak <dvorakz@suse.cz>
5516 PR tree-optimization/19210
5517 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5519 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5520 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5521 rely on unproven assumptions.
5522 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5523 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5524 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5525 to number_of_iterations_exit.
5526 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5527 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5528 * tree-ssa-loop-niter.c (find_loop_niter,
5529 estimate_numbers_of_iterations_loop): Likewise.
5530 (number_of_iterations_exit): Honor the new options.
5531 * doc/invoke.texi (Wunsafe-loop-optimizations,
5532 funsafe-loop-optimizations): Document them.
5534 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5536 PR rtl-optimization/22167
5537 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5539 2005-07-20 Adam Nemet <anemet@lnxw.com>
5541 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5542 __do_global_dtors_aux longcall.
5544 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5546 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5547 (old_special_pred_table): Don't reference
5548 SPECIAL_MODE_PREDICATES.
5549 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5550 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5551 * config/sh/predicates.h: Don't mention
5552 SPECIAL_MODE_PREDICATES.
5553 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5556 2005-07-20 DJ Delorie <dj@redhat.com>
5558 * config.gcc: Add m32c-elf support.
5560 * doc/contrib.texi: Mention m32c.
5561 * doc/extend.texi: Document m32c extensions.
5562 * doc/install.texi: Mention m32c.
5563 * doc/invoke.texi: Document m32c options.
5564 * doc/md.texi: Document m32c constraints.
5566 * config/m32c/addsub.md: New file.
5567 * config/m32c/bitops.md: New file.
5568 * config/m32c/cond.md: New file.
5569 * config/m32c/jump.md: New file.
5570 * config/m32c/m32c-lib1.S: New file.
5571 * config/m32c/m32c-lib2.c: New file.
5572 * config/m32c/m32c-modes.def: New file.
5573 * config/m32c/m32c-pragma.c: New file.
5574 * config/m32c/m32c-protos.h: New file.
5575 * config/m32c/m32c.abi: New file.
5576 * config/m32c/m32c.c: New file.
5577 * config/m32c/m32c.h: New file.
5578 * config/m32c/m32c.md: New file.
5579 * config/m32c/m32c.opt: New file.
5580 * config/m32c/minmax.md: New file.
5581 * config/m32c/mov.md: New file.
5582 * config/m32c/muldiv.md: New file.
5583 * config/m32c/predicates.md: New file.
5584 * config/m32c/prologue.md: New file.
5585 * config/m32c/shift.md: New file.
5586 * config/m32c/t-m32c: New file.
5588 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5590 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5591 (stack_protect_set, stack_protect_test): New expanders.
5592 (stack_protect_set_si, stack_protect_set_si_media,
5593 stack_protect_set_di_media, stack_protect_test_si,
5594 stack_protect_test_si_media, stack_protect_test_di_media):
5597 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5599 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5601 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5603 * tree.h (tree_expr_nonzero_p): Export.
5604 * fold-const.c (tree_expr_nonzero_p): Likewise.
5605 Return true for CALL_EXPRs that are alloca calls.
5606 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5608 * tree-flow.h (expr_computes_nonzero): Remove.
5609 * tree-vrp.c (expr_computes_nonzero): Remove.
5610 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5611 (extract_range_from_unary_expr): Likewise.
5612 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5613 tree_expr_nonzero_p.
5615 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5617 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5618 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5619 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5620 All callers changed.
5621 (frame_related_constant_load): New arg "related" which controls
5622 setting of RTX_FRAME_RELATED_P. All callers changed.
5623 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5624 (bfin_expand_prologue): Add stack limit checking.
5625 * config/bfin/bfin.md (trapifcc): New pattern.
5627 * config/bfin/bfin.c: Include "langhooks.h".
5628 (def_builtin): Go through lang_hooks to call builtin_function.
5630 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5631 * config/bfin/predicates.md (symbol_ref_operand): New.
5632 (call_insn_operand): Delete. All callers changed to use
5633 register_no_elim_operand.
5634 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5636 (function_arg): Use it to generate the call's operand 2.
5637 (bfin_longcall_p): New function.
5638 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5639 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5640 determine if the address needs to be in a REG.
5641 (bfin_handle_longcall_attribute): New function.
5642 (bfin_attribute_table): Add "longcall" and "shortcall".
5643 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5644 (CUMULATIVE_ARGS): New member call_cookie.
5645 (PREDICATE_CODES): Add symbol_ref_operand.
5646 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5647 extra USE to the pattern.
5648 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5649 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5650 sibcall_value_insn; now the new patterns handle direct calls and the
5651 old ones indirect calls.
5652 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5654 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5656 * doc/trouble.texi: Update section on handling of empty loops.
5658 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5660 * config.gcc: Remove support for sparc-*-openbsd*,
5661 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5663 * config.host: Remove support for i860-*-sysv4* as a host.
5664 * config/i860/*, config/ip2k/*, config/ns32k/*,
5665 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5666 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5667 mention obsolete ports.
5669 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5671 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5673 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5674 of frame_pointer_rtx.
5675 (sh_expand_epilogue): Likewise.
5676 (sh_set_return_address): Likewise.
5677 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5678 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5679 offsets from FRAME_POINTER_REGNUM.
5680 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5681 (sh_register_names): Add initializer for sfp.
5682 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5683 (VALID_REGISTER_P): Likewise.
5684 (FIRST_PSEUDO_REGISTER): Update.
5685 (DWARF_FRAME_REGISTERS): Define.
5686 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5687 (HARD_FRAME_POINTER_REGNUM): Define.
5688 (FRAME_POINTER_REGNUM): Redefine.
5689 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5690 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5691 from FRAME_POINTER_REGNUM.
5692 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5693 FRAME_POINTER_REGNUM.
5694 (REG_CLASS_CONTENTS): Add sfp.
5695 (REG_ALLOC_ORDER): Likewise.
5696 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5697 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5698 of frame_pointer_rtx.
5699 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5701 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5703 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5704 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5705 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5707 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5710 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5712 Make CONSTRUCTOR use VEC to store initializers.
5713 * c-common.c (complete_array_type): Update to cope with VEC in
5715 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5716 (pp_c_constructor_elts): New function.
5717 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5718 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5719 struct constructor_stack, struct initializer_stack,
5720 constructor_elements, push_init_level, pop_init_level,
5721 add_pending_init, find_init_member, output_init_element): Update to
5722 cope with VEC in CONSTRUCTOR_ELTS.
5723 * coverage.c (build_fn_info_value, build_ctr_info_value,
5724 build_gcov_info): Likewise.
5725 * expr.c (categorize_ctor_elements_1, store_constructor,
5726 expand_expr_real_1): Likewise.
5727 * fold-const.c (fold_ternary): Likewise.
5728 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5729 gimplify_init_constructor, gimplify_expr): Likewise.
5730 * tree-dump.c (dequeue_and_dump): Likewise.
5731 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5733 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5735 * tree-sra.c (generate_element_init_1): Likewise.
5736 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5737 * tree-ssa-operands.c (get_expr_operands): Likewise.
5738 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5739 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5740 (get_initial_def_for_reduction): Likewise.
5741 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5742 value handle in annotations.
5743 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5744 tree_node_structure): Add support for constr_kind.
5745 (build_vector_from_ctor, build_constructor_single,
5746 build_constructor_from_list): New functions.
5747 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5748 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5749 Update to cope with VEC in CONSTRUCTOR_ELTS.
5750 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5751 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5752 CONSTRUCTOR_APPEND_ELT): New macros.
5753 (struct constructor_elt, struct tree_constructor): New data types.
5754 (union tree_node): Add tree_constructor field.
5755 * treestruct.def: Define TS_CONSTRUCTOR.
5756 * varasm.c (const_hash_1, compare_constant, copy_constant,
5757 compute_reloc_for_constant, output_addressed_constants,
5758 initializer_constant_valid_p, output_constant,
5759 array_size_for_constructor, output_constructor): Update to cope with
5760 VEC in CONSTRUCTOR_ELTS.
5761 * vec.h (VEC_empty, VEC_copy): New macros.
5763 2005-07-19 Devang Patel <dpatel@apple.com>
5765 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5767 2005-07-19 Richard Henderson <rth@redhat.com>
5770 * gimplify.c (gimplify_expr): Use main variant type for the temp
5771 destination for a discarded volatile read.
5772 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5773 casts between non-void types that change volatility.
5775 2005-07-15 DJ Delorie <dj@redhat.com>
5777 * toplev.h: Add comment about the first parameter for warning().
5778 * errors.h: Likewise.
5780 * c.opt (Wpragmas): New.
5781 * doc/invoke.texi: Document it.
5783 * function.c (do_warn_unused_parameter): Add warning control to
5785 * c-decl.c (warn_if_shadowing): Likewise.
5786 * c-lex.c (cb_def_pragma): Likewise.
5787 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5788 (pop_alignment): Likewise.
5789 (handle_pragma_pack): Likewise.
5790 (apply_pragma_weak): Likewise.
5791 (handle_pragma_weak): Likewise.
5792 (handle_pragma_redefine_extname): Likewise.
5793 (add_to_renaming_pragma_list): Likewise.
5794 (handle_pragma_extern_prefix): Likewise.
5795 (maybe_apply_renaming_pragma): Likewise.
5796 (handle_pragma_visibility): Likewise.
5798 * config/c4x/c4x-c.c (BAD): Likewise.
5799 (c4x_parse_pragma): Likewise.
5800 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5801 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5802 (rs6000_pragma_longcall): Likewise.
5803 * config/v850/v850-c.c (pop_data_area): Likewise.
5804 (ghs_pragma_section): Likewise.
5805 (ghs_pragma_section): Likewise.
5806 (ghs_pragma_interrupt): Likewise.
5807 (ghs_pragma_starttda): Likewise.
5808 (ghs_pragma_startsda): Likewise.
5809 (ghs_pragma_startzda): Likewise.
5810 (ghs_pragma_endtda): Likewise.
5811 (ghs_pragma_endsda): Likewise.
5812 (ghs_pragma_endzda): Likewise.
5814 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5815 Kenneth Zadeck <zadeck@naturalbridge.com>
5817 * Makefile.in: Removed tree-promote-statics.c
5818 * tree-promote-statics.c: Removed.
5819 * common.opt: Removed flag-promote-statics.
5821 * passes.c: Removed tree-promote-statics pass.
5822 * tree-pass.h: Ditto.
5823 * timevar.def: Removed TV_PROMOTE_STATICS.
5826 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5828 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5830 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5832 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5835 * c-common.c (check_function_arguments): Call
5836 'check_function_format' if either -Wformat or
5837 -Wmissing-format-attribute are specified.
5838 * c-format.c (check_function_format): Check -Wformat before
5839 calling 'check_format_info'.
5840 * c-opts.c (c_common_post_options): Don't warn for
5841 -Wmissing-format-attribute without -Wformat.
5842 * c-typeck.c (convert_for_assignment): Detect additional cases for
5843 -Wmissing-format-attribute.
5844 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5847 2005-07-19 Richard Guenther <rguenther@suse.de>
5849 * config/i386/i386.md (lrint<mode>2): Use temporary
5850 instead of clobbering non-existent memory.
5852 2005-07-19 Nick Clifton <nickc@redhat.com>
5854 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5855 statement to avoid displaying ASCII control characters.
5857 2005-07-19 Ben Elliston <bje@au.ibm.com>
5859 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5860 * cfganal.c (find_edge_index): Ditto.
5861 * combine.c (combine_instructions): Ditto.
5862 * ddg.c (create_scc): Ditto.
5863 (find_successors): Ditto.
5864 (find_predecessors): Ditto.
5865 (find_nodes_on_paths): Ditto.
5866 (longest_simple_path): Ditto.
5867 * flow.c (update_life_info): Ditto.
5868 (count_or_remove_death_notes): Ditto.
5869 (clear_log_links): Ditto.
5870 * modulo-sched.c (generate_reg_moves): Ditto.
5871 (find_max_asap): Ditto.
5872 (find_max_hv_min_mob): Ditto.
5873 (find_max_dv_min_mob): Ditto.
5874 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5875 * sched-rgn.c (extract_edgelst): Ditto.
5876 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5877 (dump_update_ssa): Ditto.
5878 (ssa_names_to_replace) Ditto.
5879 (switch_virtuals_to_full_rewrite): Ditto.
5880 (update_ssa): Ditto.
5881 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5883 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5885 Fix PR tree-optimization/22483
5887 * tree-complex.c (create_components): Use
5888 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5889 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5890 * tree-flow.h (safe_referenced_var_iterator): New structure.
5891 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5892 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5893 safe_referenced_var iterator.
5894 (add_type_alias): Ditto.
5896 2005-07-19 Steven Bosscher <stevenb@suse.de>
5898 * loop-init.c (rest_of_handle_loop2): Remove.
5899 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5900 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5901 (pass_rtl_loop_init, pass_rtl_loop_done,
5902 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5903 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5904 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5905 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5906 pass_tree_loop_done, and pass_tree_unswitch.
5907 (gate_loop): Rename to gate_tree_loop.
5908 * passes.c (init_optimization_passes): Update for renamed tree
5909 loop passes. Add the new loop2 passes as subpasses of loop2.
5910 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5911 Update for the renamed tree loop passes.
5913 2005-07-18 Ian Lance Taylor <ian@airs.com>
5916 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5917 blocks when optimizing.
5919 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5921 * common.opt (frename-registers): Initialize to 2.
5923 (fgcse-after-reload): Ditto.
5924 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5925 (process_options): Only change flag_web, flag_rename_registers,
5926 and flag_rerun_cse_after_loop if not explicitly set by user.
5928 2005-07-18 Jan Beulich <jbeulich@novell.com>
5930 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5931 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5932 in 64-bit mode the same as DImode in 32-bit mode.
5933 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5934 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5935 mode. Add new mode parameter.
5936 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5937 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5938 x86_64_shift_adj): New expanders.
5939 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5940 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5942 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5943 DImode shift splitters.
5944 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5945 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5948 2005-07-18 Jan Beulich <jbeulich@novell.com>
5950 * i386.md (movdi_extzv_1): New.
5951 (zero_extendhidi2): Combine alternatives and never force use of
5953 (zero_extendqidi2): Likewise. Don't restrict input selection.
5955 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5957 Fix PR tree-optimization/22531
5958 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5961 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5963 * tree-promote-statics.c (pass_promote_statics): Change dump file
5966 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5968 * tree-optimize.c (init_tree_optimization_passes): Add
5969 pass_eliminate_useless_stores pass.
5970 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5971 * tree-ssa-pre.c (is_copy_stmt): New function.
5972 (follow_copies_till_vuse): Ditto.
5973 (do_eustores): Ditto.
5974 (gate_eustores): Ditto.
5976 2005-07-16 Richard Henderson <rth@redhat.com>
5978 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5980 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5981 Kenneth Zadeck <zadeck@naturalbridge.com>
5983 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5984 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5985 ipa-type-escape.h, tree-promote-statics.c
5986 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5987 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5988 tree-promote-statics.c: new files.
5989 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5990 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5991 int nonlocal_set_p, mark_constant_function): Deleted.
5992 (rest_of_handle_cfg): Removed call to mark_constant_function.
5993 (nonoverlapping_component_refs_p): Added calls to support
5994 type based aliasing.
5995 * tree-ssa-alias.c (may_alias_p,
5996 compute_flow_insensitive_aliasing): Ditto.
5997 * calls.c (flags_from_decl_or_type): Removed reference to
5999 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6000 too many arguments. This is necessary for Spec 2000.
6001 * cgraph.h (const_function, pure_function): Removed.
6002 * common.opt: Added "fipa-pure-const", "fipa-reference",
6003 "fipa-type-escape", and "ftree-promote-static".
6005 * passes.c: Added ipa and tree-promote-statics passes.
6006 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6007 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6008 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6009 * tree-flow.h: Added exposed sra calls and addition of
6010 reference_vars_info field for FUNCTION_DECLS.
6011 * tree-pass.h: Added passes.
6012 * tree-sra.c: (sra_init_cache): New function.
6013 (sra_insert_before, sra_insert_after) Made public.
6014 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6016 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6017 aliasing. (may_alias_p): Added code to use type escape analysis to
6019 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6020 code to prune clobbers of static variables based on information
6021 produced in ipa-reference pass. Changed call clobbering so that
6022 statics are not marked as clobbered if the call does not clobber
6025 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6027 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6030 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6032 * doc/install.texi (*-*-solaris2*): Document recommended version
6033 of GNU binutils and mention GNU linker problem on Solaris 10.
6035 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6038 * c-decl.c (c_build_bitfield_integer_type): New function.
6039 (finish_struct): Call it.
6040 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6042 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6044 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6047 2005-07-16 Jan Hubicka <jh@suse.cz>
6049 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6050 (scale_bbs_frequencies_int): Watch roundoff errors.
6051 * predict.c (return_prediction): Initialize return_stmt.
6053 2005-07-16 Jan Hubicka <jh@suse.cz>
6055 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6056 after RTL profiling.
6058 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6061 * fold-const.c (build_range_check): Convert high/low to etype
6062 if we are only comparing against exp.
6064 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6066 Fix PR tree-optimization/22376
6067 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6069 (need_to_solve): New function.
6070 (compute_points_to_sets): Use it.
6072 2005-07-15 Jan Hubicka <jh@suse.cz>
6074 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6075 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6077 2005-07-15 Richard Guenther <rguenther@suse.de>
6079 * c-common.c (handle_flatten_attribute): New function.
6080 Add flatten function attribute.
6081 * doc/extend.texi: Document flatten function attribute.
6082 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6083 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6085 (cgraph_decide_inlining): Handle functions with flatten
6088 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6090 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6091 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6092 UNSPEC_XCHG, UNSPEC_AND): New.
6093 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6094 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6095 * config/rs6000/sync.md (FETCHOP): New code macro.
6096 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6098 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6099 (sync_compare_and_swap<mode>): Same.
6100 (sync_lock_test_and_set<mode>): Same.
6101 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6102 for QImode and HImode, and not PPC405.
6103 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6104 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6105 (sync_<fetchop>{si,di}_internal): New.
6106 (sync_nand{si,di}_internal): New.
6107 (sync_old_<fetchop>{si,di}_internal): New.
6108 (sync_old_nand{si,di}_internal): New
6109 (sync_new_<fetchop>{si,di}_internal): New.
6110 (sync_new_nand{si,di}_internal): New.
6111 (atomic_and{si,di}): New.
6112 (sync_new_nand{si,di}_internal): New.
6113 (atomic_and{si,di}): New.
6114 (sync_add<mode>_internal): Delete.
6115 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6116 (sync_sub<mode>_internal): Delte.
6117 (sync_subshort_internal): New.
6118 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6119 (sync_anddi_internal): Delete.
6120 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6121 (sync_booldi_internal): Delete.
6122 (sync_boolc<mode>_internal): Delete.
6123 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6124 (sync_boolc<mode>_internal2): Delete.
6125 (sync_boolcc<mode>_internal): Delete.
6126 (isync, lwsync): Use unspec instead of unspec_volatile.
6127 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6128 Revert UNSPEC_VOLATILE.
6129 (rs6000_split_atomic_op): New.
6130 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6132 2005-07-14 Eric Christopher <echristo@redhat.com>
6134 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6135 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6137 2005-07-14 Eric Christopher <echristo@redhat.com>
6139 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6141 2005-07-14 Steven Bosscher <stevenb@suse.de>
6143 PR tree-optimization/22230
6144 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6145 the computation of the four cross productions for "range op range".
6147 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6148 Ulrich Weigand <uweigand@de.ibm.com>
6151 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6154 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6156 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6158 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6160 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6162 2005-07-14 Richard Guenther <rguenther@suse.de>
6165 * config/i386/i386-protos.h (ix86_function_value): Change
6166 prototype to match new target hook.
6167 * config/i386/i386.c (ix86_value_regno): Change prototype
6168 to take extra type argument.
6169 (TARGET_FUNCTION_VALUE): Define.
6170 (ix86_function_ok_for_sibcall): Pass extra argument to
6171 ix86_value_regno, check return slot rtx for exact match.
6172 (ix86_function_value): Take extra parameter. Dispatch to
6173 ix86_value_regno with fndecl/fntype as provided.
6174 (ix86_value_regno): Handle extra type argument.
6175 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6177 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6178 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6179 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6180 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6181 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6183 2005-07-14 Richard Guenther <rguenther@suse.de>
6185 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6186 * calls.c (expand_call): Pass fntype to hard_function_value.
6187 (emit_library_call_value_1): Likewise.
6188 * explow.c: Include target.h.
6189 (hard_function_value): Take extra argument, the fntype.
6190 Use new target hook for function_value.
6191 * expr.h (hard_function_value): Change prototype.
6192 * function.c (aggregate_value_p): Pass 0 as fntype to
6193 hard_function_value.
6194 (assign_parms): Use new target hook for function_value.
6195 Pass 0 as fntype to hard_function_value.
6196 (expand_function_end): Likewise.
6197 * reg-stack.c: Include target.h.
6198 (stack_result): Use new target hook for function_value.
6199 * target-def.h: New target hook function_value.
6200 * target.h: Likewise.
6201 * targhooks.c (default_function_value): New function.
6202 * targhooks.h (default_function_value): Declare.
6204 2005-07-13 Ian Lance Taylor <ian@airs.com>
6206 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6208 2005-07-14 Jan Hubicka <jh@suse.cz>
6210 * tree-dfa.c (dump_variable): Use default_def function.
6211 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6212 * tree-ssa.c (verify_use): Likewise.
6213 * tree-ssanames.c (release_ssa_name): Likewise.
6214 * tree-tailcall.c (eliminate_tail_call): Likewise.
6215 (tree_optimize_tail_calls_1): Likewise.
6216 * tree-vrp.c (get_value_range): Likewise.
6218 2005-07-14 Ben Elliston <bje@au.ibm.com>
6220 * gcc.c (main): Compare language[0] with '*' when iterating over
6223 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6225 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6226 "s390_emit_compare". Add handling of CCZ1mode.
6227 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6228 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6230 (s390_branch_condition_mask): Add CCZ1mode handling.
6231 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6232 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6233 Use CCZ1mode instead of CCZmode.
6234 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6236 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6238 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6240 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6242 2005-07-13 Eric Christopher <echristo@redhat.com>
6244 * config/mips/mips.c (mips_canonicalize_comparison): New.
6245 (mips_emit_int_relational): Use.
6247 2005-07-13 Eric Christopher <echristo@redhat.com>
6249 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6251 * config/s390/s390.md: Include tpf.md. Move tpf specific
6253 * config/s390/tpf.md: To here.
6254 * config/s390/s390.opt: Move tpf specific options...
6255 * config/s390/tpf.opt: to here. Add mmain option.
6256 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6257 * config/s390/tpf.h: Rewrite.
6259 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6261 * doc/tm.texi: Remove @xref{Cross-profiling}.
6263 2005-07-13 Jeff Law <law@redhat.com>
6265 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6266 expressions, test their _DECL operands for pointer equality rather
6267 than using operand_equal_p.
6269 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6271 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6272 (TARGET_POSIX_IO): This.
6273 * config/darwin.h: Likewise.
6274 * config/freebsd.h: Likewise.
6275 * config/linux.h: Likewise.
6276 * config/lynx.h: Likewise.
6277 * config/netbsd.h: Likewise.
6278 * config/rs6000/linux64.h: Likewise.
6279 * config/rs6000/linux.h: Likewise.
6280 * config/s390/tpf.h: Likewise.
6281 * config/sh/embed-elf.h: Likewise.
6282 * config/sparc/linux64.h: Likewise.
6283 * config/sparc/linux.h: Likewise.
6284 * config/svr4.h: Likewise.
6285 * gcov-io.h: Likewise.
6287 * doc/tm.texi: Updated.
6289 * libgcov.c (create_file_directory): Defined only if
6290 TARGET_POSIX_IO is defined.
6291 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6294 2005-07-13 Jan Hubicka <jh@suse.cz>
6296 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6298 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6300 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6301 structure as argument.
6303 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6305 PR tree-optimization/21921
6306 * tree-iterator.c (tsi_link_before): Support the case when
6307 tsi_end_p (tsi) == true.
6309 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6311 PR tree-optimization/22442
6312 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6315 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6317 PR rtl-optimization/20376
6318 * toplev.c (process_options): Enable -fweb and -frename-registers when
6320 * doc/invoke.texi: Update the information about when -fweb and
6321 -frename-registers are enabled.
6323 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6326 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6327 if *rhs_p is not a SSA_NAME.
6329 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6331 Fix PR tree-optimization/22422
6332 * tree-ssa-structalias.c (struct variable_info): Add flag for
6334 (get_varinfo): Now a static function.
6335 (new_varinfo): init has_union and is_special_var to false.
6336 (solution_set_add): Check has_union.
6337 (do_da_constraint): Move temporary variable so it gets reset
6339 Also check for special variable.
6340 (do_ds_constraint): Ditto.
6341 (do_sd_constraint): Ditto.
6342 (do_structure_copy): Check for special variable.
6343 (find_func_aliases): Ditto.
6344 (init_base_vars): Set special vars properly.
6346 2005-07-13 Jan Hubicka <jh@suse.cz>
6348 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6351 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6352 (get_expr_operands): Fix thinko wrt flags and subvars.
6354 PR tree-optimize/22379
6355 * tree-inline.c (expand_call_inline): Do not output sorry in early
6358 2005-07-12 Dale Johannesen <dalej@apple.com>
6360 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6362 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6365 * host-linux.h: Include limits.h.
6367 2005-07-12 Dale Johannesen <dalej@apple.com>
6369 * expr.c (compress_float_constant): Add cost check.
6370 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6372 2005-07-12 Dale Johannesen <dalej@apple.com>
6374 * gcc.target/i386/compress-float-sse.c: New.
6375 * gcc.target/i386/compress-float-sse-pic.c: New.
6376 * gcc.target/i386/compress-float-387.c: New.
6377 * gcc.target/i386/compress-float-387-pic.c: New.
6378 * gcc.dg/compress-float-ppc.c: New.
6379 * gcc.dg/compress-float-ppc-pic.c: New.
6381 2005-07-12 Eric Christopher <echristo@redhat.com>
6383 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6385 * config/s390/s390.md: Include tpf.md. Move tpf specific
6387 * config/s390/tpf.md: To here.
6388 * config/s390/s390.opt: Move tpf specific options...
6389 * config/s390/tpf.opt: to here. Add mmain option.
6390 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6391 * config/s390/tpf.h: Rewrite.
6393 2005-07-12 Eric Christopher <echristo@redhat.com>
6395 * gcc.c (struct infile): Update comment for language.
6396 (main): Rewrite input file resetting code.
6398 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6401 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6402 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6403 (lookup_avail_expr): Use constant_boolean_node instead
6404 of boolean_false_node/boolean_true_node.
6406 2005-07-12 Ben Elliston <bje@au.ibm.com>
6408 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6409 and use it when printing num_edges.
6411 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6413 * doc/extend.texi (Blackfin Built-in Functions): New section.
6414 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6417 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6419 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6420 s/cmpstrsi/cmpstrnsi
6421 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6423 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6424 (init_optabs): Initialize cmpstrn_optab.
6425 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6426 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6427 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6428 * config/i386/i386.md: s/cmpstr/cmpstrn
6429 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6430 * doc/md.texi: Update documentation.
6432 2005-07-11 Richard Henderson <rth@redhat.com>
6434 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6435 build_va_arg_indirect_ref.
6436 (alpha_gimplify_va_arg): Likewise.
6437 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6438 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6439 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6440 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6441 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6442 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6444 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6446 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6448 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6449 * passes.c (init_optimization_passes): Add pass_empty_loop.
6450 * tree-pass.h (pass_empty_loop): Declare.
6451 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6452 try_remove_empty_loop, remove_empty_loops): New functions.
6453 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6454 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6456 2005-07-12 Peter Barada <peter@the-baradas.com>
6460 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6461 in address registers.
6462 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6463 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6464 alternative of addsi3_5200.
6466 2005-07-11 Ian Lance Taylor <ian@airs.com>
6468 * config/mips/mips.md (ffs<mode>2): Remove.
6470 2005-07-11 Ian Lance Taylor <ian@airs.com>
6472 * doc/tree-ssa.texi (Cleanups): Improve description of
6474 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6476 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6478 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6479 * tree.h (DECL_ARGUMENT_FLD): New macro.
6481 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6483 Fix PR tree-optimization/22404
6485 * tree-ssa-structalias.c (create_variable_info_for): Use
6488 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6490 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6491 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6492 for second comparison operand.
6493 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6495 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6496 (define_insn_reservation "alu"): Likewise.
6497 (csync, ssync): Now of type sync.
6498 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6499 -mcsync-anomaly -mspecld-anomaly.
6500 * config/bfin/bfin.opt (mcsync): Remove.
6501 (mcsync-anomaly, mspecld-anomaly): Add.
6502 * config/bfin/bfin.c: Include "insn-codes.h".
6503 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6504 (TARGET_DEFAULT_TARGET_FLAGS): New.
6505 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6507 2005-07-11 Steven Bosscher <stevenb@suse.de>
6509 * basic-block.h: Give the BB flags enum a name, bb_flags.
6510 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6511 * cfgcleanup.c (enum bb_flags): Remove here.
6512 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6513 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6514 (update_forwarder_flag): Likewise.
6515 (thread_jump): Likewise.
6516 (try_forward_edges): Likewise.
6517 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6518 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6519 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6521 2005-07-11 Richard Guenther <rguenther@suse.de>
6523 * config/i386/i386.opt: New target option -msseregparm.
6524 * config/i386/i386.c (override_options): Error out for
6525 -msseregparm but no SSE support.
6526 (ix86_function_sseregparm): Check for global sseregparm.
6527 * doc/invoke.texi: Document -msseregparm.
6529 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6531 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6532 (m32rle-*-linux*): Ditto.
6534 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6536 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6537 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6540 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6544 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6545 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6547 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6549 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6550 (varmap): Heapify varmap.
6551 (constraints): Heapify constraints.
6552 (struct constraint_graph): Heapify succs and preds.
6553 (constraint_vec_find): Update for heapification.
6554 (constraint_set_union): Ditto.
6555 (insert_into_complex): Ditto.
6556 (constraint_edge_vec_find): Ditto.
6557 (erase_graph_self_edge): Ditto.
6558 (add_graph_edge): Ditto.
6559 (get_graph_weights): Ditto.
6560 (merge_graph_nodes): Ditto.
6561 (build_constraint_graph): Ditto.
6562 (topo_visit): Ditto.
6563 (solve_graph): Ditto.
6564 (create_variable_info_for): Ditto.
6565 (init_base_vars): Ditto.
6566 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6567 (condese_varmap_nodes): Free complex vector.
6568 (clear_edges_for_node): Clear succs and preds vector.
6570 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6572 * tree-ssa-structalias.c (update_alias_info): Change counting of
6573 references to not include vdefs.
6575 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6577 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6580 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6582 * pa.c (pa_commutative_p): Make PLUS commutative when
6583 TARGET_NO_SPACE_REGS is true.
6585 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6587 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6588 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6589 * tree-dfa.c (dump_subvars_for): New.
6590 (debug_subvars_for): New.
6591 (dump_variable): Show subvariables if VAR has them.
6592 * tree-flow-inline.h (get_subvar_at): New.
6593 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6594 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6596 (struct subvar): Change fields offset and size to unsigned
6598 (dump_subvars_for): Declare.
6599 (debug_subvars_for): Declare.
6600 (get_subvar_at): Declare.
6601 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6602 to unsigned HOST_WIDE_INT *.
6603 (overlap_subvar): Likewise.
6604 * tree-gimple.c (is_gimple_reg): Always return false for
6605 SFTs and memory tags.
6606 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6608 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6609 (compute_may_aliases): Call compute_points_to_sets.
6610 (collect_points_to_info_for): Remove.
6611 (compute_points_to_and_addr_escape): Remove.
6612 (delete_alias_info): Call delete_points_to_sets.
6613 (compute_flow_sensitive_aliasing): If the call to
6614 find_what_p_points_to returns false, call set_pt_anything.
6615 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6616 (set_pt_anything): Clear pi->pt_vars.
6617 (set_pt_malloc): Remove.
6618 (merge_pointed_to_info): Remove.
6619 (add_pointed_to_expr): Remove.
6620 (add_pointed_to_var): Remove.
6621 (collect_points_to_info_r): Remove.
6622 (is_escape_site): Make extern.
6624 (create_overlap_variables_for): Call it.
6625 * tree-ssa-copy.c (merge_alias_info): Never merge
6626 flow-sensitive alias information.
6627 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6628 offset and size to be unsigned HOST_WIDE_INT.
6629 (add_to_addressable_set): Rename from note_addressable.
6630 Set TREE_ADDRESSABLE as the variables are added to the set.
6632 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6633 operands into VUSEs when adding V_MAY_DEFs for members in an
6635 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6636 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6637 (struct variable_info): Add bitfield is_heap_var.
6638 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6639 (new_var_info): Initialize is_heap_var.
6640 (get_constraint_for): Add HEAP variables to the symbol table.
6641 Mark them with is_heap_var.
6642 (update_alias_info): New. Taken mostly from the old
6643 compute_points_to_and_addr_escape.
6644 (handle_ptr_arith): New.
6645 (find_func_aliases): Call update_alias_info.
6646 Call handle_ptr_info for tcc_binary expressions.
6647 Call mark_stmt_modified.
6648 (create_variable_info_for): If DECL has subvars, do not create
6649 variables for its subvars. Always add all the fields.
6650 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6651 SFTs, then add all the SFTs of the structure.
6652 If VI->DECL is an aggregate with subvariables, add the SFT at
6654 (find_what_p_points_to): If VI is an artificial variable,
6655 translate to bitfields in SSA_NAME_PTR_INFO.
6656 If the solution is empty, set pi->pt_vars to NULL
6657 (init_base_vars): Create ANYOFFSET.
6658 (compute_points_to_sets): Rename from create_alias_vars.
6660 (pass_build_pta): Remove.
6661 (delete_points_to_sets): Rename from delete_alias_vars.
6662 (pass_del_pta): Remove.
6663 * tree-ssa-structalias.h (struct alias_info): Move from
6665 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6666 NUM_REFERENCES_SET): Likewise.
6667 (compute_points_to_sets, delete_points_to_sets): Declare.
6669 2005-07-09 Richard Henderson <rth@redhat.com>
6671 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6672 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6673 alpha_split_lock_test_and_set_12): New functions.
6674 * config/alpha/alpha-protos.h: Update.
6675 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6676 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6677 * config/alpha/sync.md (I12MODE): New.
6678 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6679 (sync_<fetchop_name><I48MODE>): Likewise.
6680 (sync_nand<I48MODE>): Likewise.
6681 (sync_old_<fetchop_name><I48MODE>): Likewise.
6682 (sync_new_<fetchop_name><I48MODE>): Likewise.
6683 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6684 (sync_compare_and_swap<I48MODE>): Likewise.
6685 (sync_lock_test_and_set<I48MODE>): Likewise.
6686 (sync_compare_and_swap<I12MODE>): New.
6687 (sync_compare_and_swap<I12MODE>_1): New.
6688 (sync_lock_test_and_set<I12MODE>): New.
6689 (sync_lock_test_and_set<I12MODE>_1): New.
6691 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6695 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6697 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6699 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6700 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6702 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6705 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6707 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6709 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6710 memory_operand constraint.
6711 (store_conditional_<mode>): Same.
6712 (sync_compare_and_swap<mode>): Same.
6713 (sync_lock_test_and_set<mode>): Same.
6715 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6717 Rewrite PIC support to more closely model actual instructions.
6718 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6719 (cris_symbol): Remove prototypes for removed functions.
6720 (cris_pic_symbol_type_of, cris_valid_pic_const)
6721 (cris_expand_pic_call_address): Prototypes for new functions.
6722 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6724 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6726 <case ':'>: Add case for new punctuation character.
6727 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6728 emitting (extra) PIC modifier.
6729 <case UNSPEC>: Do not assert for PLT.
6730 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6731 (cris_expand_prologue, cris_expand_epilogue): Check
6732 for pic_offset_table_rtx usage instead of taking
6733 current_function_uses_pic_offset_table as the final word.
6734 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6735 Remove flag_pic difference.
6736 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6737 the moral equivalents of...
6738 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6740 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6741 (cris_handle_option): Mark ARG as unused.
6742 (cris_expand_pic_call_address): New worker function for "call",
6744 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6745 output PIC constructs here.
6746 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6747 as symbol-specific modifers, not whole or part of operands.
6748 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6749 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6750 constants and flag_pic.
6751 (CONSTANT_INDEX_P): Adjust for new functions.
6752 (enum cris_pic_symbol_type): New helper type.
6753 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6754 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6755 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6757 ("movsi"): Emit actual instructions for GOT and relative access.
6758 ("*movsi_got_load"): New pattern to set up the register holding
6760 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6761 Adjust FIXME for 'S'.
6762 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6763 Use "movs" for -fpic cases.
6764 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6765 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6766 ("call", "call_value"): Just call cris_expand_pic_call_address for
6768 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6769 Remove special pattern.
6770 ("*expanded_call_side", "*expanded_call_value_side"): New
6772 (gotplt-to-plt, gotplt-to-plt-side-call)
6773 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6775 * config/cris/cris/predicates.md
6776 ("cris_general_operand_or_gotless_symbol"): Remove unused
6778 ("cris_general_operand_or_symbol"): Adjust for new functions.
6780 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6782 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6784 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6786 * Makefile.in (TREE_H): Add treestruct.def.
6787 (c-decl.o): Add pointer-set.h
6788 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6789 visibility on regular DECL's.
6790 (merge_decls): Fix the copying of decl nodes of various types for
6791 the new structures. Don't update RTL, section name, weak status,
6792 etc, on DECL's without RTL.
6793 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6794 Don't check volatile on non-variable types.
6795 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6796 to check whether we have seen arguments.
6797 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6798 flag is checked before field (flag is common, field is not).
6799 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6800 TS_DECL_COMMON could have an origin.
6801 (add_location_or_const_value_attribute): Don't check section name
6802 on non-var/function decls.
6803 (dwarf2out_var_location): Reverse order of tests.
6804 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6805 with DECL_WRTL_CHECK.
6806 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6807 * fold-const.c (fold_binary): Don't check weakness on
6808 non-var/function decls.
6809 (tree_expr_nonzero_p): Ditto.
6810 (fold_checksum_tree): Use tree_decl_extra as sizeof
6812 * ggc-page.c (extra_order_size_table): Add sizes for
6813 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6815 * gimplify.c (gimplify_bind_expr): Only set
6816 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6817 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6819 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6820 * langhooks.h (init_ts). New langhook.
6821 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6822 * print-tree.c (print_node): Update to only print fields that
6823 exist in the structures the passed decl has.
6824 * toplev.c (wrapup_global_declarations): Don't reset
6825 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6826 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6827 * tree-inline.c (remap_decl): Ditto.
6828 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6829 * tree-pretty-print.c (print_declaration): Don't print
6830 DECL_REGISTER on things that don't contain it.
6831 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6832 non-var/function decls.
6833 * tree.c (tree_contains_struct): New structure.
6834 (init_priority_for_decl): New hashtable.
6835 (tree_int_map): New structure.
6836 (tree_int_map_eq): New function.
6837 (tree_int_map_marked_p): Ditto.
6838 (tree_int_map_hash): Ditto.
6839 (tree_map): Move to tree.h.
6840 (tree_map_eq): Externalize.
6841 (tree_map_hash): Ditto.
6842 (tree_map_marked_p): Ditto.
6843 (init_ttree): Set up tree_contains_struct and call langhook.
6844 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6845 (tree_code_size): Update for new structures.
6846 (tree_node_structure): Update for new structures.
6847 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6849 (copy_node_stat): Copy init priority.
6850 (build_decl_stat): Ditto for visibility.
6851 (ts_enum_names): New.
6852 (tree_contains_struct_check_failed): New function.
6853 (decl_init_priority_lookup): Ditto.
6854 (decl_init_priority_insert): Ditto.
6855 * treestruct.def: New file.
6856 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6857 (CONTAINS_STRUCT_CHECK): Ditto.
6858 (tree_contains_struct_check_failed): New prototype.
6859 (DECL_CHECK): Removed.
6860 (DECL_MINIMAL_CHECK): New.
6861 (DECL_COMMON_CHECK): Ditto.
6862 (DECL_WRTL_CHECK): Ditto.
6863 (DECL_NON_COMMON_CHECK): Ditto.
6864 (DECL_WITH_VIS_CHECK): Ditto.
6865 (VAR_OR_FUNCTION_DECL_P): Ditto
6866 (struct tree_decl_minimal): New structure.
6867 (struct tree_decl_common): Ditto.
6868 (struct tree_decl_with_rtl): Ditto.
6869 (struct tree_decl_with_vis): Ditto.
6870 (struct tree_decl_non_common): Ditto.
6871 (struct tree_field_decl): Ditto.
6872 (struct tree_parm_decl): Ditto.
6873 (struct tree_var_decl): Ditto.
6874 (struct tree_function_decl): Ditto.
6875 (struct tree_const_decl): Ditto.
6876 (struct tree_result_decl): Ditto.
6877 (union tree_node): Add new structures.
6878 * var-tracking.c (track_expr_p): Reverse order of tests.
6880 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6882 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6884 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6885 * system.h: Poison FINALIZE_PIC.
6886 * doc/tm.texi (FINALIZE_PIC): Remove.
6888 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6891 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6892 to the correct type if we have a MODIFY_EXPR.
6894 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6896 PR tree-optimization/22360
6897 * tree.c (upper_bound_in_type): Fix calculations for casting
6898 to a non-wider signed type and casting a signed value to a
6899 wider unsigned type.
6900 (lower_bound_in_type): Fix calculations for casting to a
6901 non-wider signed type.
6903 PR tree-optimization/20139
6904 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6906 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6907 fold_cond_expr_cond.
6908 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6909 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6911 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6914 * tree-complex.c (expand_complex_libcall): Produce
6915 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6917 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6919 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6920 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6921 b" assert and inserted fastpath code for this case.
6922 (bitmap_ior): Removed "a != b" assert.
6924 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6926 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6927 (ENDFILE_SPEC): Likewise.
6928 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6930 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6931 a large stack frame at epilogue.
6933 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6935 * final.c: Include sdbout.h when required.
6937 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6939 * config.gcc (*-*-darwin*): Only one target-specific header file
6941 (powerpc-*-darwin*): Add version-specific header files.
6942 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6943 * config.in: Regenerate.
6944 * configure: Regenerate.
6945 * gcc.c: Include xregex.h.
6946 (version_compare_spec_function): New.
6947 (spec_function): Add version-compare.
6948 (replace_outfile_spec_function): Reformat comment.
6949 (compare_version_strings): New.
6950 * config/darwin-c.c (version_as_macro): New.
6951 (builtin_define): New.
6952 (darwin_cpp_builtins): New.
6953 * config/darwin-protos.h (darwin_cpp_builtins): New.
6954 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6955 (LIB_SPEC): Make unconditional, update comment.
6956 (TARGET_C99_FUNCTIONS): Define.
6957 * config/darwin.opt: Sort.
6958 (mmacosx-version-min=): New.
6959 * config/darwin7.h: Delete.
6960 * config/darwin8.h: Delete.
6961 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6962 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6963 (TARGET_C99_FUNCTIONS): Define.
6964 * config/rs6000/darwin7.h: New.
6965 * config/rs6000/darwin8.h: New.
6966 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6967 (-mmacosx-version-min): Document.
6969 2005-07-07 Ian Lance Taylor <ian@airs.com>
6971 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6973 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6976 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6978 2005-07-07 Khem Raj <kraj@mvista.com>
6980 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6981 in bytes, not words.
6983 2005-07-07 Paul Brook <paul@codesourcery.com>
6985 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6986 DEFAULT_FUNCTION_ARG_PADDING to upward.
6988 2005-07-07 Richard Henderson <rth@redhat.com>
6990 * function.c (locate_and_pad_parm): Record parameter alignment in
6991 stack_alignment_needed.
6993 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6995 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6996 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6997 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6998 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6999 (define_attr "type"): Add isync, sync, load_l, store_c.
7000 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7001 Create scratch volatile MEM.
7002 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7004 (load_locked_<mode>): New.
7005 (store_conditional_<mode>): New.
7006 (sync_compare_and_swap<mode>): Replace with splitter.
7007 (sync_lock_test_and_set<mode>): Replace with splitter.
7008 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7010 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7011 is ics. Attribute isync.
7012 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7014 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7015 and UNSPECV_SYNC_OP.
7016 (emit_unlikely_jump): New.
7017 (emit_load_locked): New.
7018 (emit_store_conditional): New.
7019 (rs6000_split_compare_and_swap): New.
7020 (rs6000_split_lock_test_and_set): New.
7021 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7022 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7023 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7024 rs6000_split_lock_test_and_set): Declare.
7025 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7026 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7027 store_c, isync, sync.
7029 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7031 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7032 filenames to gtyp-gen.h.
7033 (s-typ-gen): Use it in place of for loops.
7035 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7037 * hooks.c (hook_bool_rtx_int_false): New function.
7038 * hooks.h (hook_bool_rtx_int_false): Declare.
7039 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7040 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7041 * target.h (struct gcc_target): Add commutative_p member.
7042 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7043 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7044 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7045 (pa_commutative_p): New function.
7046 * jump.c (target.h): Include.
7047 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7048 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7050 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7052 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7053 (s390_expand_setmem): New.
7054 * config/s390/s390.c: Likewise.
7055 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7057 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7058 general_operand. Call new function "s390_expand_setmem".
7059 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7060 ("setmem_long", "*setmem_long"): ... this.
7062 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7064 * config/s390/s390.c: (optimization_options): Enable
7065 TARGET_MVCLE at -Os.
7066 * doc/invoke.texi: Document changes in default behaviour.
7067 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7069 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7071 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7072 defined by back-end.
7074 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7076 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7077 all sets in the pattern.
7078 * config/rs6000/rs6000.md (stack_protect_testsi,
7079 stack_protect_testdi): Likewise.
7081 2005-07-06 Jeff Law <law@redhat.com>
7083 * tree-vrp.c (simplify_using_ranges): Kill.
7084 (vrp_finalize): Remove call to simplify_using_ranges.
7085 (simplify_stmt_using_ranges): New function extracted from
7086 simplify_using_ranges.
7087 (simplify_div_or_mod_using_ranges): Likewise.
7088 (simplify_abs_using_ranges): Likewise.
7089 (simplify_cond_using_ranges): New function.
7090 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7091 * tree-ssa-propagate.c (substitute_and_fold): Call
7092 simplify_stmt_using_ranges if we have range information.
7094 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7096 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7097 ia64_flag_schedule_isns2.
7099 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7100 reading/writing general registers.
7101 (ia64_function_arg): Revert 2005-06-18 change.
7103 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7105 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7106 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7108 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7110 * function.c (expand_function_end): Revert part of 2005-06-27
7111 patch. Do sjlj_emit_function_exit_after after return_label.
7113 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7115 * doc/install.texi (--disable-libssp): New.
7117 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7119 * doc/invoke.texi: Update -fforce-mem documentation.
7120 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7121 code for -fforce-mem.
7122 * expmed.c: (store_bit_field,store_fixed_bit_field,
7123 extract_bit_field): Ditto.
7124 * expr.c: (convert_move): Ditto.
7125 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7126 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7127 emit_conditional_add,expand_float,expand_fix): Ditto.
7128 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7129 (common_handle_option): Issue warning when -fforce-mem specified.
7131 2005-07-06 Paul Brook <paul@codesourcery.com>
7133 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7135 * configure: Regenerate.
7137 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7139 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7141 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7143 Fix PR tree-optimization/22319
7144 Fix PR tree-optimization/22140
7145 Fix PR tree-optimization/22310
7147 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7148 variable sized types.
7149 Use correct type for intermediate structure on *a = *b structure
7152 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7154 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7156 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7157 (machine_function): Move typedef to...
7158 * config/rs6000/rs6000.c (machine_function): ... here. Add
7159 varargs_save_offset field.
7160 (rs6000_stack_t): Remove varargs_size field.
7161 (setup_incoming_varargs): Allocate varargs save area using
7162 assign_stack_local, try to make it as small as possible.
7163 Save offset from virtual_stack_vars_rtx to the save area
7164 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7165 instead of magic 8 when fp word byte size is used.
7166 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7167 instead of -RS6000_VARARGS_SIZE.
7168 (rs6000_stack_info, debug_stack_info,
7169 rs6000_initial_elimination_offset): Remove all traces of
7171 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7172 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7173 RS6000_VARARGS_AREA.
7175 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7177 PR tree-optimization/21963
7178 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7179 constant_multiple_of in the same way get_computation_cost_at does.
7181 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7183 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7184 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7185 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7186 and return its previous value.
7187 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7188 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7190 (stack_protect_set, stack_protect_test): New expanders.
7191 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7192 stack_protect_testdi): New insns.
7193 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7194 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7196 2005-07-06 Jeff Law <law@redhat.com>
7198 * tree-ssa-dce.c (cfg_altered): New global.
7199 (tree_dce_init): Initialize cfg_altered.
7200 (remove_dead_stmt): If we remove an edge in the CFG, then set
7202 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7205 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7207 * Makefile.in (stamp-collect-ld): Use
7208 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7209 ./collect-ld if it already exists.
7210 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7211 Don't remove ./nm if it already exists.
7213 2005-07-05 Devang Patel <dpatel@apple.com>
7215 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7216 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7217 * tree-vectorizer.c (vect_loop_location): New.
7218 (vect_print_dump_info): Use vect_loop_location.
7219 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7220 (vectorize_loops): Set vect_loop_location.
7221 * tree-vect-analyze.c (vect_analyze_offset_expr,
7222 vect_determin_vectorization_factor, vect_analyze_operations,
7223 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7224 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7225 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7226 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7227 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7228 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7229 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7230 vect_analyze_loop): Adjust vect_print_dump_info API.
7231 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7232 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7233 vect_finish_stmt_generation, vectorizable_assignment,
7234 vectorizable_operation, vectorizable_store, vectorizable_load,
7235 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7236 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7237 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7238 vect_transform_loop): Same.
7239 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7240 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7243 2005-07-05 Randolph Chung <tausq@debian.org>
7245 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7246 * configure: Regenerate.
7247 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7248 (pa_tls_referenced_p): Declare.
7249 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7250 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7251 (legitimize_tls_address): New.
7252 (hppa_legitimize_address): Handle TLS addresses.
7253 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7254 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7255 (emit_move_sequence): Handle TLS addresses.
7256 (pa_encode_section_info): Call default handler to handle common
7258 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7259 (CONSTANT_ADDRESS_P): Reject TLS operands.
7260 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7261 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7262 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7263 (UNSPEC_TLSLE): Define new constants.
7264 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7265 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7266 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7267 (tie_symbolic_operand, tle_symbolic_operand): New
7269 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7271 * aclocal.m4: Update macros for autoconf 2.59 style.
7272 * configure.ac: Likewise.
7274 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7276 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7277 (function_arg): Pass small aggregates in general registers on 32-bit
7279 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7281 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7283 * Makefile.in (final.o): Fix dependencies.
7285 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7289 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7290 * langhooks.c (lhd_expr_to_decl): New.
7291 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7293 (LANG_HOOKS_INITIALIZER): Update.
7294 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7295 expr_to_decl langhook.
7296 * c-tree.h (c_expr_to_decl): Declare.
7297 * c-typeck.c (c_expr_to_decl): New.
7298 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7300 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7302 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7305 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7306 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7308 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7310 * Makefile.in: Adjust dependencies.
7311 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7312 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7313 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7314 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7315 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7316 rest_of_compilation.
7318 * bb-reorder.c (gate_duplicate_computed_gotos,
7319 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7320 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7321 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7322 pass_partition_blocks): New.
7323 * bt-load.c (gate_handle_branch_target_load_optimize,
7324 rest_of_handle_branch_target_load_optimize,
7325 pass_branch_target_load_optimize): New.
7326 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7328 * cfglayout.c (pass_insn_locators_initialize): New.
7329 * cfgrtl.c (pass_free_cfg): New.
7330 * combine.c (gate_handle_combine, rest_of_handle_combine,
7332 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7333 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7334 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7335 * except.c (pass_set_nothrow_function_flags,
7336 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7338 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7339 rest_of_handle_shorten_branches, pass_shorten_branches,
7340 rest_of_clean_state, pass_clean_state): New.
7341 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7342 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7343 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7345 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7346 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7347 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7348 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7350 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7351 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7352 pass_rtl_ifcvt, gate_handle_if_after_combine,
7353 rest_of_handle_if_after_combine, pass_if_after_combine,
7354 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7355 pass_if_after_reload): New.
7356 * integrate.c (pass_initial_value_sets): New.
7357 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7358 pass_purge_lineno_notes): New.
7359 * mode-switching.c (rest_of_handle_mode_switching,
7360 pass_mode_switching): New.
7361 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7362 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7364 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7365 pass_loop_optimize): New.
7366 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7368 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7370 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7371 pass_postreload_cse): New.
7372 * profile.c (gate_handle_profiling, pass_profiling,
7373 rest_of_handle_branch_prob, pass_branch_prob): New.
7374 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7375 pass_split_before_regstack, gate_handle_split_before_regstack,
7376 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7377 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7378 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7379 pass_stack_regs): New.
7380 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7381 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7382 pass_stack_adjustments): New.
7383 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7384 pass_regrename): New.
7385 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7386 pass_delay_slots, gate_handle_machine_reorg,
7387 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7388 * rtl.h (extern void purge_line_number_notes): New.
7389 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7390 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7392 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7394 * value-prof.c (gate_handle_value_profile_transformations,
7395 rest_of_handle_value_profile_transformations,
7396 pass_value_profile_transformations): New.
7397 * var-tracking.c (gate_handle_var_tracking,
7398 pass_variable_tracking): New.
7399 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7401 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7402 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7403 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7404 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7405 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7406 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7407 rest_of_handle_gcse2, rest_of_handle_regmove,
7408 rest_of_handle_tracer, rest_of_handle_if_conversion,
7409 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7410 rest_of_handle_web, rest_of_handle_branch_prob,
7411 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7412 rest_of_handle_jump_bypass, rest_of_handle_combine,
7413 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7414 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7415 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7416 rest_of_handle_mode_switching, rest_of_handle_jump,
7417 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7418 rest_of_handle_flow2, rest_of_handle_jump2,
7419 rest_of_handle_peephole2, rest_of_handle_postreload,
7420 rest_of_handle_shorten_branches, rest_of_clean_state,
7421 rest_of_compilation): Remove.
7423 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7424 * passes.c (dump_flags, in_gimple_form, all_passes,
7425 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7426 register_dump_files, next_pass_1, last_verified, execute_todo,
7427 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7428 from tree-optimize.c.
7429 (init_optimization_passes): Moved from tree-optimize.c,
7430 adding the RTL optimizations.
7431 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7432 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7433 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7434 register_dump_files, next_pass_1, last_verified, execute_todo,
7435 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7436 init_tree_optimization_passes, ipa_passes): Delete.
7437 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7439 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7440 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7442 (ipa_passes): Remove.
7443 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7444 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7445 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7446 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7447 (dump_info_p, dump_flag): Moved to tree-dump.h.
7449 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7451 * passes.c (finish_optimization_passes): Use dump_begin
7452 and dump_end, TDI_end.
7453 (gate_rest_of_compilation): New.
7454 (pass_rest_of_compilation): Use it.
7455 (gate_postreload, pass_postreload): New.
7456 * toplev.c (general_init): Rename init_tree_optimization_passes.
7457 * toplev.h (init_tree_optimization_passes): Rename to
7458 init_optimizations_passes.
7459 * tree-dump.c (dump_flag): Make static.
7460 (dump_files): Remove RTL dumps.
7461 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7462 pass_cleanup_cfg, pass_free_cfg_annotations,
7463 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7464 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7465 * tree-pretty-print.c: Include tree-pass.h.
7466 * cgraph.c: Include tree-dump.h.
7468 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7470 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7471 Only fall back to saying it points to readonly memory if
7474 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7476 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7477 * config/m32r/m32r.c (m32r_compute_frame_size,
7478 m32r_expand_prologue): Take current_function_profile into
7479 account whenever we reference
7480 current_function_uses_pic_offset_table.
7481 (m32r_finalize_pic): Remove.
7482 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7484 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7486 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7487 instead of $<. Don't remove ./as if it already exists.
7489 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7492 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7493 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7494 for complex modes when generating code for PA 1.0.
7495 (VALID_FP_MODE_P): New macro.
7496 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7497 sets for all general and floating point modes. Align wide floating
7498 point modes to even register boundaries to comply with architectural
7500 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7501 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7502 (VALID_FP_MODE_P): New macro.
7503 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7504 sets for all general and floating point modes. Align wide floating
7505 point modes to even register boundaries to comply with architectural
7508 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7510 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7513 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7515 * tree-ssa-structalias.c: Don't include expr.h.
7517 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7519 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7522 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7524 Fix PR tree-optimization/22279
7526 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7529 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7531 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7533 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7535 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7536 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7537 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7538 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7539 config/stormy16/stormy16.c, config/v850/v850.c,
7540 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7541 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7542 Avoid "." or "\n" at end of diagnostics and capital letters at
7543 start of diagnostics.
7544 * combine.c, cse.c: Don't translate dump file output.
7545 * toplev.c (print_version): Only translate output if going to
7548 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7550 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7551 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7554 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7556 * pa.c (fix_range): Fix typo in comment.
7558 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7560 * tree-vrp.c (extract_range_from_assert): Replace
7561 fold (build (...)) with fold_build2.
7563 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7565 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7566 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7567 (format_types_orig, handle_format_attribute): Add support for
7570 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7572 * varasm.c (assemble_variable): Fix format specifier thinko.
7574 2005-07-03 Ira Rosen <irar@il.ibm.com>
7576 PR tree-optimization/22029 (and 22135)
7577 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7578 a phi node before calling dump_vops.
7580 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7582 * tree-dump.h (dump_string_field): Declare.
7583 * tree-dump.c: Use it instead of dump_string.
7584 (dump_string_field): Make non-static.
7586 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7588 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7589 up the minimal CFG stuff always when optimize > 0. Call
7590 split_all_insns_noflow in PIC case if needed.
7592 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7593 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7596 * c-decl.c (c_write_global_declarations): Dump contents of
7598 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7599 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7600 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7601 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7604 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7606 * c-common.h (GCC_DIAG_STYLE): Define.
7607 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7608 version for format checking to 4.1.
7609 * c-format.c: Include toplev.h after c-common.h.
7610 (enum format_type): Add gcc_tdiag_format_type.
7611 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7612 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7613 (format_types_orig): Add gcc_tdiag.
7614 (init_dynamic_diag_info): Support gcc_tdiag formats.
7615 (handle_format_attribute): Likewise.
7616 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7617 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7618 version for format checking to 4.1.
7619 (warning0, warning, error, pedwarn, sorry): Use
7621 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7622 (finish_aliases_1): Do not use %qE.
7623 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7624 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7625 Correct format bugs.
7626 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7627 parameter to unsigned HOST_WIDE_INT.
7628 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7630 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7633 * expr.c (write_complex_part): Use adjust_address for MEM.
7634 (read_complex_part): Same.
7636 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7638 Fix PR tree-optimization/22280
7640 * tree-sra.c (generate_element_init): Remove useless loop.
7642 2005-07-02 Richard Henderson <rth@redhat.com>
7644 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7646 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7648 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7651 * fold-const.c (fold_binary): Handle the return value of
7652 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7653 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7655 2005-07-02 Jeff Law <law@redhat.com>
7657 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7658 a eliminate type conversion which feeds an equality comparison
7659 if the original type or either operand in the comparison is a
7662 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7664 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7665 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7667 * config/avr/avr.c: Do not use '`' as left quote.
7668 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7669 Remove "." from end of diagnostics. Make diagnostics start with
7672 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7673 Joseph S. Myers <joseph@codesourcery.com>
7675 * toplev.c (default_tree_printer): Handle setting location with
7677 * c-objc.common.c (c_tree_printer): Likewise.
7678 * c-format.c (gcc_diag_flag_specs): Add '+'.
7679 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7680 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7682 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7683 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7684 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7685 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7686 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7687 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7688 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7689 format arguments where %J is used without %D.
7691 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7693 * gcc.c (LINK_SSP_SPEC): Define.
7694 (link_ssp_spec): New variable.
7695 (LINK_COMMAND_SPEC): Add %(link_ssp).
7696 (static_specs): Add link_ssp_spec.
7697 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7698 * configure: Rebuilt.
7699 * config.in: Rebuilt.
7701 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7702 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7703 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7704 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7705 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7706 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7707 -0x7008(2) instead of reading __stack_chk_guard variable.
7708 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7710 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7711 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7712 if TARGET_THREAD_SSP_OFFSET is defined.
7713 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7714 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7717 2005-06-27 Richard Henderson <rth@redhat.com>
7718 * libgcc-std.ver (GCC_4.1.0): New.
7719 * libgcc.h (__stack_chk_guard): Declare.
7720 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7721 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7722 * mklibgcc.in (lib2funcs): Add them.
7724 2005-07-01 Richard Henderson <rth@redhat.com>
7726 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7727 void * before struct sigcontext *.
7728 (x86_fallback_frame_state): Likewise.
7730 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7732 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7734 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7737 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7738 we check for SSA_NAME for.
7740 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7742 Fix PR tree-optimization/22071
7744 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7746 (get_constraint_for_component_ref): Use it.
7748 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7751 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7752 print out the last new line.
7754 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7756 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7757 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7758 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7759 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7760 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7761 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7762 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7763 (enum reg_class): New member CC0_REGS.
7764 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7765 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7766 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7767 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7768 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7769 Adjust for register now described.
7771 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7774 * config/i386/i386.md (stack_protect_test_si,
7775 stack_protect_test_di): Add earlyclobber for scratch 3.
7776 * config/rs6000/rs6000.md (stack_protect_testsi,
7777 stack_protect_testdi): Add earlyclobber for scratch 3,
7778 remove earlyclobber from scratch 4.
7780 Older entries for 2005 can be found in ChangeLog-2005.