1 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3 Fix PR tree-optimization/24231
5 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
6 (compute_avail): Ditto.
8 2006-10-18 Richard Henderson <rth@redhat.com>
11 * config/i386/i386.c (legitimate_constant_p): Check
12 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
14 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
15 (legitimate_pic_address_disp_p): Reorg CONST checking to make
16 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
18 (print_operand_address): Likewise.
19 * config/i386/predicates.md (x86_64_immediate_operand): Test
20 SYMBOL_REF_TLS_MODEL properly inside CONST.
21 (x86_64_zext_immediate_operand): Likewise.
22 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
23 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
24 * config/i386/i386-protos.h: Remove predicates.md entries.
26 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
28 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
29 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
31 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
32 Ian Lance Taylor <ian@airs.com>
35 * fold-const.c (fold_widened_comparison): Do not allow range based
36 constant folding when right operand cannot be unwidened.
38 2005-10-17 Richard Henderson <rth@redhat.com>
40 * builtins.c (expand_builtin_synchronize): Build a new-style asm
41 with a memory clobber.
43 2005-10-17 James E Wilson <wilson@specifix.com>
45 PR rtl-optimization/17356
46 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
49 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
51 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
52 the slot on an even boundary for any type with 16-byte alignment.
54 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
57 * md.texi (Modifiers) <%>: Clarify that % doesn't work
58 after register allocation.
60 2005-10-17 DJ Delorie <dj@redhat.com>
62 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
65 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
68 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
71 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
73 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
74 to 2 if it's already non-zero.
75 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
76 is set and warn about it if flag_schedule_insns is 1.
78 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
80 * config/crx/crx.md: Compare-and-branch instructions need to
83 2005-10-17 Uros Bizjak <uros@kss-loka.si>
86 * config/i386/i386.md (*pushdi2_rex64 splitter)
87 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
88 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
89 flow2 pass only when (optimize > 0 && flag_peephole2).
91 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
94 * gcc.c (have_c): New static variable.
96 (process_command): Remove declation of have_c.
97 Set have_o to 1 when handling -o.
98 (main): Add a fatel error if there are multiple
99 files specified and -o and -c/-S is passed witout
100 -combine or multiple languages.
102 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
104 Fix PR tree-optimization/22444
105 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
106 Assert that we don't hit something with subvars.
107 (setup_pointers_and_addressables): Don't add things with subvars,
108 because we'll already process the subvars for aliasing purposes.
110 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
113 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
114 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
115 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
116 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
117 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
118 swapped, alternatives for the R constraint.
121 * builtins.c (get_builtin_sync_mode): Make unlimited
122 mode_for_size request.
124 2005-10-15 Richard Henderson <rth@redhat.com>
126 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
127 (gimplify_expr): ... here.
128 (gimplify_compound_lval): Use it in initial scan loop. Allow
129 fb_lvalue in base expression.
131 2005-10-15 Richard Henderson <rth@redhat.com>
134 * builtins.c (expand_builtin_trap): Export.
135 * expr.h (expand_builtin_trap): Declare.
136 * expr.c (expand_assignment): Emit a trap for integral offsets
137 from registers that weren't reduced to bitpos.
139 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
140 (mark_array_ref_addressable): Remove.
141 * tree-flow.h (mark_array_ref_addressable): Remove.
142 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
144 2005-10-15 James E Wilson <wilson@specifix.com>
147 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
148 (add_dependence_list_and_free): Likewise.
149 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
152 2005-10-15 Diego Novillo <dnovillo@redhat.com>
156 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
157 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
159 (vrp_visit_phi_node): Only prevent infinite iterations when
160 the previous result and the new result are both VR_RANGEs.
162 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
164 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
167 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
170 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
173 2005-10-14 Per Bothner <per@bothner.com>
175 PR preprocessor/21250
176 * c-ppoutput.c (print_line): Print internal line 0 as 1.
178 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
181 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
182 overflow flags. Refactor some conditionals.
184 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
187 * tree-dfa.c (add_referenced_var): Only look at decls which
188 have TREE_CONSTANT or TREE_READONLY set instead of if
189 !TREE_PUBLIC or !TREE_CONSTANT.
191 2005-10-13 James E Wilson <wilson@specifix.com>
193 * doc/invoke.texi: For -x, add f95-cpp-input.
194 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
196 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
198 PR tree-optimization/24262
199 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
200 in loop all the time.
202 2005-10-12 Richard Henderson <rth@redhat.com>
205 * tree.h (DECL_TRANSPARENT_UNION): Remove.
206 * function.c (assign_parm_find_data_types): Don't support it.
207 * print-tree.c (print_node): Likewise.
208 * c-common.c (handle_transparent_union_attribute): Likewise.
209 Use build_duplicate_type.
210 * tree-inline.c (remap_type_1): Split out of remap_type;
211 properly remap aggregate fields.
212 (build_duplicate_type): New.
213 * doc/extend.texi (Variable Attributes): Remove documentation
214 for transparent_union.
216 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
219 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
220 (gen_stack_pointer_dec): Likewise.
222 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
226 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
228 (struct cxx): Add adjust_class_at_definition target hook.
229 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
230 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
231 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
232 hook_void_tree. Add to TARGET_CXX.
233 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
235 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
236 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
237 instead of attribute. Check for dllexport override. Warn if
238 inconsistent dll linkage. Don't lose old dllimport if decl has
239 had address referenced. Tweak lookup of dllimport atribute.
240 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
241 for target specific rules. Don't add dllimport attribute if
242 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
244 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
245 * varasm.c (initializer_constant_valid_p): Replace
246 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
250 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
251 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
252 (i[34567]86-*-mingw32*): Likewise.
254 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
255 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
257 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
258 C++-specific code. Change return value to bool.
259 (i386_pe_dllimport_p): Likewise.
260 (associated_type): Simplify and make language-independent
261 (i386_pe_encode_section_info): Replace override of ambiguous
262 dllimport symbol refs with a gcc_assert.
263 (i386_pe_valid_dllimport_attribute_p): Define.
264 * config/i386/winnt-cxx.c: New file. Define C++ versions of
265 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
266 i386_pe_adjust_class_at_definition.
267 * config/i386/winnt-stubs.c: New file. Define stub versions of
268 lang-specific functions.
269 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
270 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
271 i386_pe_adjust_class_at_definition.
272 (i386_pe_valid_dllimport_attribute_p): Declare.
273 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
274 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
275 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
278 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
279 dllimport attribute with test of DECL_DLLIMPORT_P.
281 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
283 * combine.c (make_extraction): Correct offset computation.
285 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
287 * config/cris/t-linux (LIMITS_H_TEST): Define.
289 2005-10-12 Richard Henderson <rth@redhat.com>
292 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
294 2005-10-12 Richard Guenther <rguenther@suse.de>
296 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
298 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
301 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
302 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
305 2005-10-12 Richard Guenther <rguenther@suse.de>
308 * varasm.c (output_constant): Correct typo from previous
311 2005-10-11 Ian Lance Taylor <ian@airs.com>
313 PR rtl-optimization/13931
314 * combine.c: Revert patch of 2003-05-14, and:
315 (try_combine): Only set elim_i1 and elim_i2 if the destination is
316 completely killed in the appropriate insn.
317 (distribute_notes): Don't skip multiple hard register test for
320 2005-10-11 Richard Henderson <rth@redhat.com>
323 * c-typeck.c (convert_for_assignment): Use build_constructor_single
324 to initialize a transparent union instead of a nop_expr.
326 2005-10-11 Richard Henderson <rth@redhat.com>
328 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
329 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
330 (tree_ssa_dce_loop): Call scev_reset.
333 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
334 * tree-ssa-dce.c: Include cfgloop.h.
335 (tree_ssa_dce_loop, pass_dce_loop): New.
336 * tree-pass.h (pass_dce_loop): Declare it.
337 * passes.c (init_optimization_passes): Use it.
339 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
342 * convert.c (convert_to_real): Revert 2005-10-05 patch.
343 Only apply the optimization for rounding builtins if the inner
344 cast is also an extension.
346 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
349 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
350 mark_new_vars_to_rename instead of update_stmt.
352 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
354 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
356 2005-10-11 Jakub Jelinek <jakub@redhat.com>
358 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
359 for setting MMX register to 0 rather than mmx.
361 2005-10-10 Steve Ellcey <sje@cup.hp.com>
364 * configure.ac: Move gas check from mips specific case to common case.
365 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
366 * configure: Regenerate
367 * doc/install.texi: Update.
369 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
372 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
374 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
376 * gcc.c (do_spec_1): Accept numeric characters in file name
379 2005-10-10 Nick Clifton <nickc@redhat.com>
381 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
382 describing the deleted arm_gen_rotated_half_load function.
384 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
386 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
389 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
391 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
393 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
394 (EXTRA_MULTILIB_PARTS): Define.
395 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
396 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
397 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
398 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
399 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
400 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
402 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
404 PR tree-optimization/24226
405 * tree-cfg.c (remove_bb): Clean up unreachable loops.
406 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
407 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
410 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
412 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
414 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
417 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
418 Rewrite for no need for the early clobber.
420 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
422 Merge from csl-arm-branch:
423 2005-09-07 Paul Brook <paul@codesourcery.com>
424 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
427 2005-04-30 Paul Brook <paul@codesourcery.com>
428 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
429 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
431 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
432 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
433 (arm_override_options): Use TARGET_AAPCS_BASED.
434 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
435 (PTRDIFF_TYPE): Use int for AAPCS.
436 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
437 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
438 (DEFAULT_SHORT_ENUMS): Delete.
439 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
441 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
442 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
443 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
444 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
446 2004-12-03 Mark Mitchell <mark@codesourcery.com>
447 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
449 2004-11-22 Mark Mitchell <mark@codesourcery.com>
450 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
452 2004-11-19 Mark Mitchell <mark@codesourcery.com>
453 * config.gcc (arm*-*-linux-gnueabi): Add it.
454 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
456 (TARGET_OS_CPP_BUILTINS): Likeiwse.
457 * config/arm/linux-eabi.h: New file.
458 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
459 (LINUX_TARET_LINK_SPEC): Likewise.
461 * config/arm/t-linux-eabi: New file.
463 2005-10-08 Steven Bosscher <stevenb@suse.de>
466 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
468 (PARAM_SMS_DFA_HISTORY): Likewise.
470 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
473 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
474 (load_register_parameters): Call it.
475 (check_sibcall_argument_overlap_1): Likewise.
476 (store_one_arg): Likewise.
478 2005-10-07 James E. Wilson <wilson@specifix.com>
480 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
481 DImode not VECINT24 for operand 2.
484 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
488 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
489 fr_spill): Use destination_operand for operand 0.
491 2005-10-07 DJ Delorie <dj@redhat.com>
493 * varasm.c (output_constant): Limit error to expanding
496 2005-10-07 Richard Guenther <rguenther@suse.de>
499 * fold-const.c (fold_binary): Fix operand types during folding
500 of X op (A, Y). Evaluation order of the side-effects of
501 X and A are frontend-defined, so ensure we honour that even for
502 tcc_comparison class operands; eased by removing duplicate code.
504 2005-10-07 Steve Ellcey <sje@cup.hp.com>
506 * stor-layout.c (layout_type): Do not allow alignment of array
507 elements to be greater than their size.
509 2005-10-07 Steve Ellcey <sje@cup.hp.com>
511 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
513 (hppa*-*-linux*): Ditto.
514 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
515 * config/host-hpux.c: New.
516 * config/x-hpux: New.
517 * config/pa/x-hpux: Remove.
518 * config/pa/x-linux: Remove.
519 * config/pa/pa-host.c: Remove.
521 2005-10-07 Jeff Law <law@redhat.com>
523 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
524 determine whether or not to try and thread outgoing edges.
526 2005-10-07 David Edelsohn <edelsohn@gnu.org>
528 * config/rs6000/rs6000.md (eqsi_power): New.
529 (neg_eq0si): Add TARGET_POWER to final condition.
532 2005-10-06 Richard Henderson <rth@redhat.com>
534 * config/rs6000/rs6000.c: Revert last change.
536 2005-10-06 Richard Henderson <rth@redhat.com>
538 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
539 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
541 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
545 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
546 out return_label and naked_return_label.
548 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
550 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
553 2005-10-06 Richard Henderson <rth@redhat.com>
556 * tree-inline.c (declare_return_variable): Handle modify_dest not
559 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
561 Fix PR tree-optimization/22488
562 * tree-ssa-structalias.c (check_for_overlaps): New function.
563 (create_variable_info_for): Use it.
565 2005-10-06 Richard Henderson <rth@redhat.com>
568 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
569 (dwarf2out_start_source_file): Print it.
571 2005-10-06 Geoffrey Keating <geoffk@apple.com>
573 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
575 2005-10-06 Richard Henderson <rth@redhat.com>
578 * mode-switching.c (optimize_mode_switching): Clear transp bit
579 for block with incomming abnormal edges.
581 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
582 (fpscr_set_from_mem): Use them.
583 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
584 (fpscr postinc splitters): Rewrite as peephole2+split.
586 2005-10-06 David Edelsohn <edelsohn@gnu.org>
588 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
589 (eq<mode>_compare): Same.
591 2005-10-06 Richard Guenther <rguenther@suse.de>
593 PR tree-optimization/24238
594 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
596 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
598 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
599 here. Use AC_PATH_PROG for environment variables instead of
601 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
603 * configure: Regenerated.
605 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
608 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
609 then force it into a register.
610 (call_value): Likewise.
612 2005-10-06 Richard Henderson <rth@redhat.com>
615 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
616 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
617 under pass_vectorize.
619 2005-10-05 Devang Patel <dpatel@apple.com>
622 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
623 handling constants. Check NAMESPACE_DECL context for constants.
625 2005-10-05 Eric Christopher <echristo@apple.com>
627 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
629 2005-10-05 Richard Henderson <rth@redhat.com>
632 * tree-cfg.c (mark_array_ref_addressable_1): New.
633 (mark_array_ref_addressable): New.
634 * tree-flow.h (mark_array_ref_addressable): Declare.
635 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
637 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
641 * reload.c (subst_reloads): When adding a REG_LABEL to a
642 jump instruction, also update JUMP_LABEL.
644 2005-10-05 David Edelsohn <edelsohn@gnu.org>
646 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
647 * bb-reorder.c (copy_bb_p): Use it.
648 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
650 2005-10-05 Richard Henderson <rth@redhat.com>
653 * toplev.c (process_options): Warn about unsupported combinations
654 of unwind tables and omit-frame-pointer.
655 * config/i386/i386.c (override_options): Similarly. Enable
656 accumulate-outgoing-args if not explicitly disabled.
658 2005-10-05 Steve Ellcey <sje@cup.hp.com>
660 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
661 Handle big endian vs. small endian.
662 (vec_initv2sf): Handle big endian vs. small endian.
663 (*vec_extractv2sf_1): Ditto.
665 2005-10-05 Dale Johannesen <dalej@apple.com>
667 * convert.c (convert_to_real): Don't convert
668 (float)floor(double d) to floorf((float)d).
670 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
672 * config/arm/arm.md (insv): Use gen_int_mode in more places.
674 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
676 PR tree-optimization/18587
677 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
678 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
679 build_vuses): Change to VEC type.
680 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
681 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
682 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
683 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
684 (get_name_decl): New. Return DECL_UID of base variable.
685 (operand_build_cmp): New. qsort comparison routine.
686 (operand_build_sort_virtual): New. Sort virtual build vector.
687 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
688 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
689 (FINALIZE_BASE): Use get_name_decl.
690 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
691 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
692 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
693 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
694 direct VEC_* manipulations.
695 (build_ssa_operands): Call operand_build_sort_virtual.
696 (copy_virtual_operand, create_ssa_artficial_load_stmt,
697 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
698 with direct VEC_* manipulations.
699 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
700 with direct VEC manipulations.
702 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
704 PR tree-optimization/21419
705 PR tree-optimization/24146
706 PR tree-optimization/24151
708 * c-typeck.c (readonly_error): Handle USE being lv_asm.
709 (build_asm_expr): Call it if outputs are read-only.
710 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
712 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
713 Paolo Bonzini <bonzini@gnu.org>
717 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
718 enable the instructions and not just the built-ins.
719 * doc/invoke.texi (x86 Options): Likewise.
721 2005-10-04 Geoffrey Keating <geoffk@apple.com>
723 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
725 * doc/invoke.texi (Option Summary): Correct spelling
726 of -mmacosx-version-min.
728 2005-10-04 Devang Patel <dpatel@apple.com>
730 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
733 2005-10-04 Steve Ellcey <sje@cup.hp.com>
735 * tree-vect-transform.c (vect_create_epilog_for_reduction):
736 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
738 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
740 * config/s390/s390.md ("TDSI","DP"): New mode macros.
741 ("TE","tg"): New mode attributes.
742 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
743 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
744 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
745 dword_mode and one for GPRmode.
747 2005-10-04 Ian Lance Taylor <ian@airs.com>
749 PR preprocessor/13726
750 * c-ppoutput.c (cb_include): Add comments parameter, and print out
751 any comments passed in.
753 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
755 * tree.c (annotate_with_file_line): Fix typo.
757 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
760 * builtins.c (fold_builtin_memcmp): When constructing the pointer
761 type used to access data in the inlined length == 1 case, use
762 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
763 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
765 2005-10-04 Uros Bizjak <uros@kss-loka.si>
767 * config/i386/i386.h (TARGET_FISTTP): Enable also for
768 TARGET_SSE3 and only for TARGET_80387.
769 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
770 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
771 Do not depend on TARGET_80387.
773 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
775 * tree.c (last_annotated_node): Change type to location_t*.
776 (annotate_with_file_line): Reflect the change of
777 last_annotated_node type.
779 2005-10-04 Richard Guenther <rguenther@suse.de>
782 * c-decl.c (grokdeclarator): Don't write to fields
785 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
788 * c-decl.c (finish_decl): Use set_user_assembler_name even for
790 * varasm.c (make_decl_rtl): If a register variable does not
791 have a set user assmbler name, error out.
792 Decode the asmspec is now name+1 bypassing '*'.
794 2005-10-04 Steven Bosscher <stevenb@suse.de>
796 PR tree-optimization/23049
797 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
798 of a COND_EXPR is folded before calling fold on the whole rhs of a
799 conditional assignment.
800 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
801 document that a COND_EXPR may appear there.
803 2005-10-03 Diego Novillo <dnovillo@redhat.com>
806 * tree-vrp.c (extract_range_from_assert): If the new numeric
807 range created out of the assertion contradicts the existing
808 numeric range of the ASSERT_EXPR variable, make the new range
811 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
813 * config/sh/sh.c (sh_register_move_cost): Add case for moving
814 from T_REGS to FP register class.
816 2005-10-03 Richard Henderson <rth@redhat.com>
819 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
820 before creating a new one.
822 2005-10-03 David Edelsohn <edelsohn@gnu.org>
824 * config/rs6000/t-aix43 (LDFLAGS): New.
825 * config/rs6000/t-aix52 (LDFLAGS): New.
827 2005-10-03 Ian Lance Taylor <ian@airs.com>
829 * gimplify.c (find_single_pointer_decl_1): New static function.
830 (find_single_pointer_decl): New static function.
831 (internal_get_tmp_var): For a formal variable, set restrict base
832 information if appropriate.
833 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
835 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
836 (DECL_GET_RESTRICT_BASE): Define.
837 (SET_DECL_RESTRICT_BASE): Define.
838 (decl_restrict_base_lookup): Declare.
839 (decl_restrict_base_insert): Declare.
840 (struct tree_decl_with_vis): Add based_on_restrict_p field.
841 * tree.c (restrict_base_for_decl): New static variable.
842 (init_ttree): Initialize restrict_base_for_decl.
843 (copy_node_stat): Copy restrict base information.
844 (decl_restrict_base_lookup): New function.
845 (decl_restrict_base_insert): New function.
846 (print_restrict_base_statistics): New static function.
847 (dump_tree_statistics): Call print_restrict_base_statistics.
849 2005-10-02 Diego Novillo <dnovillo@redhat.com>
852 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
855 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
858 * c-typeck.c (tagged_tu_seen): Rename to ...
859 (tagged_tu_seen_cache): this and add val field.
860 (comptypes): Move functional to comptypes_internal
861 and free tagged_tu_seen.
862 (comptypes_internal): New function and call comptypes_internal
863 instead of comptypes. Speed up by sibcalling
864 tagged_types_tu_compatible_p.
865 (alloc_tagged_tu_seen): New function
866 (free_all_tagged_tu_seen_up_to): New function.
867 (tagged_types_tu_compatible_p): Return the val of the seen two
869 Add that the two types are the same to tagged_tu_seen_base
870 if they are and call comptypes_internal instead of comptypes.
871 <case UNION_TYPE>: Speed up common type where the fields are
873 (function_types_compatible_p): Call comptypes_internal instead of
875 (type_lists_compatible_p): Likewise.
876 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
878 2005-10-02 Matthias Klose <doko@debian.org>
880 * doc/invoke.texi: Fix typo and speling error.
882 2005-10-01 Richard Henderson <rth@redhat.com>
884 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
886 2005-10-01 Mark Mitchell <mark@codesourcery.com>
888 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
889 using --start-group and --end-group.
891 2005-10-01 Diego Novillo <dnovillo@redhat.com>
893 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
894 FIXME note regarding quirky semantics.
896 2005-10-01 Diego Novillo <dnovillo@redhat.com>
899 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
900 non-null range as a last resort.
902 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
903 Diego Novillo <dnovillo@redhat.com>
906 * tree-vrp.c (extract_range_from_assert): For !=
907 assertions, only build an anti-range if LIMIT is a
910 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
912 * arm.md (movqi): On thumb when optimizing, handle loading from
913 memory by describing this as taking a subreg of a zero-extended load
914 into an SImode register.
917 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
919 * reload1.c (merge_assigned_reloads): Do not change any
920 RELOAD_FOR_OUTPUT_ADDRESS reloads.
922 2005-09-30 Geoffrey Keating <geoffk@apple.com>
924 * Makefile.in (LIPO_FOR_TARGET): Define.
925 (STRIP_FOR_TARGET): Define.
927 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
928 before creating new ones. Do symlinks before creating the actual
931 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
932 to work out which multilibs are actually being built.
934 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
936 * tree-vect-transform.c, config/ms1/ms1.md,
937 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
938 Follow spelling conventions.
939 * doc/invoke.texi, doc/md.texi: Fix typos.
941 2005-09-30 Andrew Macleod <amacleod@redat.com>
943 PR tree-optimization/21430
944 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
945 use operands, and set stmt pointer if need be.
946 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
947 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
950 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
953 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
955 2005-09-29 Mark Mitchell <mark@codesourcery.com>
957 * optabs.c (expand_binop): Initialize first_pass_p.
959 2005-09-29 Jakub Jelinek <jakub@redhat.com>
962 * c-decl.c (c_write_global_declarations_1): If any
963 wrapup_global_declaration_2 call returned true, restart the loop.
965 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
967 Fix PR tree-optimization/24117
968 * tree-ssa-structalias.c (find_func_aliases): Strip nops
969 before considering whether to use anyoffset.
971 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
975 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
977 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
979 (swap_commutative_operands_with_target): New.
981 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
984 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
987 2005-09-29 Steven Bosscher <stevenb@suse.de>
989 PR tree-optimization/23911
990 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
991 and IMAGPART_EXPR too.
993 2005-09-28 Mark Mitchell <mark@codesourcery.com>
996 * expmed.c (expand_shift): Move logic to reverse rotation
997 direction when rotating by constants ...
998 * optabs.c (expand_binop): ... here.
999 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1000 (ix86_rotrdi3): New pattern.
1001 (rotldi3): Handle 32-bit mode.
1002 (ix86_rotldi3): New pattern.
1004 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1007 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1008 check for numbers that need no bit twiddle.
1010 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1012 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1013 multilib to be built.
1015 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1016 (stage1-start): Delete old libgcc and libunwind before moving
1017 anything into the stage directory.
1018 (stage2-start): Likewise.
1019 (stage3-start): Likewise.
1020 (stage4-start): Likewise.
1021 (stageprofile-start): Likewise.
1022 (stagefeedback-start): Likewise.
1023 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1024 header in tm_file and CPU-specific t-darwin in tmake_file.
1025 (i[34567]86-*-darwin*): Don't change tm_file.
1026 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1027 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1028 shared library stub for target OS version.
1029 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1030 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1031 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1032 (libgcc_s.%.dylib): New.
1034 (install-darwin-libgcc-stubs): New.
1035 (INSTALL_LIBGCC): New append.
1036 * config/i386/darwin-libgcc.10.4.ver: New.
1037 * config/i386/darwin-libgcc.10.5.ver: New.
1038 * config/i386/t-darwin: New.
1039 * config/rs6000/darwin-libgcc.10.4.ver: New.
1040 * config/rs6000/darwin-libgcc.10.5.ver: New.
1041 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1042 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1044 2005-09-28 Paul Brook <paul@codesourcery.com>
1046 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1049 2005-09-28 Richard Guenther <rguenther@suse.de>
1051 PR tree-optimization/23853
1052 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1053 host_integerp to verify misalignment value.
1055 2005-09-28 Richard Henderson <rth@redhat.com>
1057 * builtins.c (get_builtin_sync_mode): New.
1058 (expand_builtin_sync_operation): Pass in mode argument.
1059 (expand_builtin_compare_and_swap): Likewise.
1060 (expand_builtin_lock_test_and_set): Likewise.
1061 (expand_builtin_lock_release): Likewise.
1062 (expand_builtin): Update to match.
1064 2005-09-28 Nick Clifton <nickc@redhat.com>
1066 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1067 formatting. Add check to PLUS case to ensure that the offset is
1068 within an acceptable range.
1070 * config/v850/v850.md (casesi): Disable the generation of the
1071 switch pattern as it is not being handled properly at the moment.
1073 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1074 for when the high words are identical.
1076 2005-09-27 Richard Henderson <rth@redhat.com>
1078 * pretty-print.c (pp_base_format): Fix typo for %>.
1080 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1081 Devang Patel <dpatel@apple.com>
1083 PR tree-optimization/23625
1084 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1085 LABEL_EXPR, assertion check.
1087 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1089 * optabs.c (no_conflict_move_test): Check if a result of a
1090 to-be-moved insn would be clobbered by an originally
1093 2005-09-27 Jeff Law <law@redhat.com>
1095 * passes.c (init_optimization_passes): Replace copy propagation
1096 passes immediately after DOM with phi-only copy propagation
1097 pases. Add phi-only copy propagation pass after first DOM pass.
1098 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1099 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1100 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1101 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1102 to init_copy_prop. Callers updated.
1103 (do_phi_only_copy_prop): New function.
1104 (pass_phi_only_copy_prop): New pass descriptor.
1106 2005-09-27 Nick Clifton <nickc@redhat.com>
1108 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1110 2005-09-26 Jason Merrill <jason@redhat.com>
1113 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1115 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1117 2005-09-26 James E Wilson <wilson@specifix.com>
1119 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1120 copyright. Add gcc copyright plus libgcc exception.
1121 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1123 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1125 2005-09-26 Jeff Law <law@redhat.com>
1127 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1128 about when to iterate.
1130 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1133 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1134 for __complex__ double in -mcpu=G5 mode.
1136 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1138 PR tree-optimization/23942
1139 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1140 * tree-scalar-evolution.c: Include params.h.
1142 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1143 follow_ssa_edge_in_condition_phi_branch,
1144 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1145 Change return type to t_bool. Use a parameter to limit the size of
1146 trees that are walked before stopping
1147 (analyze_evolution_in_loop): Initialize the limit to 0.
1148 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1149 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1151 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1154 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1155 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1157 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1159 * combine.c (make_extraction): Check for valid use of subreg.
1161 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1164 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1165 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1166 ("fist<mode>2_with_temp"): Use only register operands.
1168 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1170 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1171 CALL_INSN_FUNCTION_USAGE.
1173 2005-09-26 Richard Guenther <rguenther@suse.de>
1176 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1177 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1178 (ldst_entry): Use the hashtable instead of list-walking.
1179 (find_rtx_in_ldst): Likewise.
1180 (free_ldst_entry): Free the hashtable.
1181 (compute_ld_motion_mems): Create the hashtable.
1182 (trim_ld_motion_mems): Remove entry from hashtable if
1183 removing it from list.
1184 (compute_store_table): Likewise^2.
1185 (store_motion): Free hashtable in case we did not see
1188 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1190 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1191 and arg1 if we are passing them to fold_build2.
1193 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1196 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1199 2005-09-25 Richard Henderson <rth@redhat.com>
1201 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1202 SYMBOL_REF_TLS_MODEL to be correct.
1204 2005-09-24 Richard Henderson <rth@redhat.com>
1206 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1207 end of function. Reindent.
1209 2005-09-24 Ian Lance Taylor <ian@airs.com>
1211 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1212 NEGATE_EXPR/BIT_NOT_EXPR case.
1214 2005-09-24 Richard Henderson <rth@redhat.com>
1216 * c-common.c (handle_mode_attribute): When not modifying in place,
1217 create subtypes for enumerations.
1218 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1219 * gimplify.c (create_tmp_from_val): Likewise.
1221 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1223 * config/i386/i386.md (*tls_global_dynamic_64,
1224 *tls_local_dynamic_base_64): Add missing mode to call.
1225 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1227 2005-09-24 Jan Hubicka <jh@suse.cz>
1229 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1230 (cgraph_clone_node): Likewise.
1231 * cgraph.h (cgraph_clone_edge): Update prototype.
1232 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1233 duplicated prototypes; add updating argument.
1234 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1235 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1237 (cgraph_mark_inline_edge): Likewise.
1238 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1239 (cgraph_flatten_node): Likewise.
1240 (cgraph_decide_recursive_inlining): Likewise.
1241 (cgraph_decide_inlining_of_small_function): Likewise.
1242 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1244 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1245 Pete Steinmetz <steinmtz@us.ibm.com>
1247 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1248 (rldic.): Set type to "compare".
1250 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1251 mfjmpr for MFCTR/MFLR.
1252 (movdf_hardfloat64): Same.
1253 (movdf_softfloat64): Same. Correct order of store and move types.
1254 (movti_string): Set type to store_ux/load_ux.
1255 (load_multiple): Set type to load_ux.
1256 (store_multiple): Set type to store_ux.
1257 (movmemsi): Set type to store_ux.
1258 (output_cbranch direct_return): Set type to jmpreg.
1259 (stmw): Set type to store_ux.
1260 (lmw): Set type to load_ux.
1261 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1262 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1263 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1264 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1265 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1266 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1267 (rios1-fpstore): Increase latency to 3.
1268 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1269 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1271 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1272 Andrew Pinski <pinskia@physics.uc.edu>
1274 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1275 operand2 constraint to "b".
1276 (sync_<fetchop_name>di_internal): Same.
1277 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1279 (sync_old_<fetchop_name>di_internal): Same.
1280 (sync_new_<fetchop_name>si_internal): Same.
1281 (sync_new_<fetchop_name>di_internal): Same.
1283 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1286 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1287 case, define as macros.
1289 PR rtl-optimization/23837
1290 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1291 clobber / clobber match between dest and p->first.
1293 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1294 (no_conflict_move_test): Update comments.
1296 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1298 * doc/install.texi: Update URL for Jacks.
1299 * doc/sourcebuild.texi: Likewise.
1301 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1304 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1305 registers when choosing register preferences.
1306 (movdf_hardfloat64): Same.
1308 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1310 * expmed.c (expand_shift): Don't use the target of the rotate as
1311 target for the first expanded shift insn.
1312 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1314 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1316 PR tree-optimization/22438
1317 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1318 preserved iv rhs rewriting specially.
1320 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1322 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1323 estimate_only is true.
1324 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1325 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1326 tree-ssa-structalias.c
1327 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1328 ref_contains_indirect_ref.
1329 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1331 2005-09-21 DJ Delorie <dj@redhat.com>
1333 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1335 (mn10300_return_in_memory): Support variable size types also.
1336 (mn10300_pass_by_reference): Likewise.
1337 (mn10300_function_value): New.
1338 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1339 (FUNCTION_OUTGOING_VALUE): Likewise.
1340 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1341 * doc/invoke.texi: Document it.
1343 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1346 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1347 force integer op1 into register for XFmode compares.
1349 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1352 * expmed.c (alg_code): Add alg_impossible.
1353 (alg_hash_entry): Add cost.
1354 (synth_mult): Record alg_impossible in the hash table if
1355 multiplication by a given integer is impossble within the
1356 limit. Speed up using alg_impossible.
1358 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1360 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1361 argument. Allow and set any offset if needs_anyoffset is passed
1363 (get_constraint_for): Add argument here too.
1365 (do_structure_copy): Pass NULL to get_constraint_for.
1366 (handle_ptr_arith): Ditto.
1367 (find_func_aliases): Ditto.
1369 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1371 PR rtl-optimization/23898
1372 * output.h (get_attr_min_length): Declare.
1373 * final.c (get_attr_length_1): New function, broken out of:
1375 (get_attr_min_length): New function.
1376 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1377 (duplicate_computed_gotos): Likewise.
1378 * genattr.c (insn_min_length): Generate declaration.
1379 * genattrtab.c (min_fn, min_attr_value): New functions.
1380 (make_length_attrs): Generate insn_min_length.
1382 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1384 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1386 2005-09-20 Richard Henderson <rth@redhat.com>
1388 PR tree-optimization/24059
1389 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1392 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1394 * c.opt (fextended-identifiers): New.
1395 * c-opts.c (c_common_handle_option): Handle
1396 -fextended-identifiers.
1397 * doc/cpp.texi: Update documentation of extended identifiers.
1398 * doc/cppopts.texi (-fextended-identifiers): Document.
1400 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1402 PR tree-optimization/23929
1403 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1406 PR tree-optimization/23818
1407 * tree-stdarg.c (execute_optimize_stdarg): Call
1408 calculate_dominance_info.
1410 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1412 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1413 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1414 (compute_overlap_steps_for_affine_1_2): Use
1415 get_number_of_iters_for_loop.
1416 (analyze_subscript_affine_affine): Check whether difference is
1418 Use get_number_of_iters_for_loop.
1419 Check whether overlap occurs outside of bounds.
1420 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1422 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1424 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1425 base register if possible.
1427 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1429 PR tree-optimization/18463
1430 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1431 converting it directly is not possible.
1432 (chrec_convert_aggressive): New function.
1433 * tree-chrec.h (chrec_convert_aggressive): Declare.
1434 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1435 Fold chrec conversions aggressively if asked to.
1436 (instantiate_parameters): Modified because of changes in
1437 instantiate_parameters_1.
1439 2005-09-19 Richard Henderson <rth@redhat.com>
1441 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1442 (reduc_splus_v2df): New.
1444 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1446 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1447 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1449 2005-09-19 Richard Henderson <rth@redhat.com>
1451 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1454 2005-09-19 Richard Henderson <rth@redhat.com>
1456 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1457 (ia64_expand_dot_prod_v8qi): New.
1458 * config/ia64/ia64-protos.h: Update.
1459 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1460 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1461 sdot_prodv8qi, sdot_prodv4hi): New.
1462 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1464 2005-09-19 Richard Henderson <rth@redhat.com>
1467 * real.c (exact_real_truncate): Return false if the format cannot
1468 represent the number as a normal.
1470 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1471 for a memory source.
1473 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1475 * tree-ssa-operands.c (swap_tree_operands): Export.
1476 * tree.h (swap_tree_operands): Declare.
1477 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1478 Call swap_tree_operands.
1480 2005-09-19 Richard Henderson <rth@redhat.com>
1482 * tree-flow.h (merge_alias_info): Declare.
1483 * tree-ssa-copy.c (merge_alias_info): Export.
1484 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1485 (vect_create_data_ref_ptr): Use create_iv directly.
1486 (vectorizable_load): Use correct types for integer constants.
1487 (vect_generate_tmps_on_preheader): Likewise.
1488 (vect_gen_niters_for_prolog_loop): Likewise.
1490 2005-09-19 Steven Bosscher <stevenb@suse.de>
1492 PR rtl-optimization/23943
1493 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1495 2005-09-18 Jan Hubicka <jh@suse.cz>
1497 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1499 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1501 * varasm.c (output_constant): Do not abort on conversions to union
1502 types between different sizes.
1504 2005-09-18 Richard Guenther <rguenther@suse.de>
1507 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1510 2005-09-18 Paul Brook <paul@codesourcery.com>
1512 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1514 2005-09-17 Richard Henderson <rth@redhat.com>
1516 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1517 * tree-ssa-loop.c (pass_vect_dce): Remove.
1518 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1521 2005-09-17 Richard Henderson <rth@redhat.com>
1523 * tree-pass.h (pass_vect_dce): Declare.
1524 * passes.c (init_optimization_passes): Add it.
1525 * tree-flow.h (tree_ssa_dce): Declare.
1526 * tree-ssa-dce.c (tree_ssa_dce): Export.
1527 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1528 (gate_tree_vectorize): ... here.
1529 (pass_vect_dce): New.
1531 2005-09-17 Jan Hubicka <jh@suse.cz>
1533 * except.c (struct eh_status): Turn region_array into vec.
1534 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1535 convert_from_eh_region_ranges, find_exception_handler_labels,
1536 current_function_has_exception_handlers, assign_filter_values,
1537 build_post_landing_pads, dw2_build_landing_pads,
1538 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1539 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1540 foreach_reachable_handler, can_throw_internal_1,
1541 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1543 (duplicate_eh_region_1): Update region_array.
1544 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1546 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1549 * expmed.c (expand_mult): Substitute simple register for op0 when
1552 2005-09-17 Richard Henderson <rth@redhat.com>
1554 * expr.c (emit_move_via_integer): Add force argument, pass it on
1555 to emit_move_change_mode. Update callers.
1556 (emit_move_complex): Pass true to new force argument.
1557 * function.c (expand_function_end): Move expand_eh_return call
1558 earlier. Merge sub-word complex values into a pseudo before
1559 copying to the return hard register.
1561 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1563 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1564 between different sizes.
1566 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1570 * passes.c (init_optimization_passes): Register dump files for
1573 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1575 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1576 * config/s390/s390.c (s390_overlap_p): New function.
1577 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1578 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1581 2005-09-16 Richard Guenther <rguenther@suse.de>
1583 * ipa-pure-const.c (static_execute): Free auxiliar information.
1584 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1585 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1587 2005-09-15 DJ Delorie <dj@redhat.com>
1589 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1591 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1593 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1595 (swap_commutative_operands_with_target): New.
1597 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1599 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1602 (estimate_iters_using_array): New function.
1603 * tree-data-ref.h (estimate_iters_using_array): Prototype
1604 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1605 Use estimate_iters_using_array instead of analyze_array.
1607 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1609 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1612 2005-09-15 Michael Matz <matz@suse.de>
1614 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1616 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1618 PR tree-optimization/23835
1619 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1620 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1622 2005-09-14 Richard Henderson <rth@redhat.com>
1624 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1625 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1627 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1629 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1630 in the ARRAY_TYPE case.
1632 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1634 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1636 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1639 * tree-vect-transform.c (vectorizable_operation): Return false for
1640 scalar shift operations and for vector shift operations with
1641 non-invariant shift arguments. Use scalar tree operand op1 as
1642 a shift operand when vector shift insn pattern uses scalar shift
1644 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1646 2005-09-14 Olivier Hainque <hainque@adacore.com>
1648 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1649 value if it has side-effects.
1651 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1654 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1656 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1658 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1659 passed as NAME as if it were label at start of function code.
1661 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1663 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1666 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1668 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1669 as early clobber. Rewrite so the PIC register is not implicitly used.
1671 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1673 * tree.c (annotate_with_file_line): Compare line numbers before
1676 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1679 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1680 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1682 2005-09-13 Ian Lance Taylor <ian@airs.com>
1684 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1685 than a HOST_WIDEST_INT to gen_doloop_begin.
1687 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1689 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1691 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1693 PR tree-optimize/23817
1694 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1696 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1699 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1700 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1701 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1702 (restore_stack_nonlocal): Likewise.
1703 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1705 2005-09-12 Ian Lance Taylor <ian@airs.com>
1708 * c.opt (ffriend-injection): New C++ option.
1709 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1710 (C++ Dialect Options): Document -ffriend-injection.
1712 2005-09-12 Josh Conner <jconner@apple.com>
1715 * ipa-reference.c (static_execute): Don't mark variables in
1716 named sections TREE_READONLY.
1718 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1720 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1723 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1725 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1726 V_MUST_DEF instead of just the first_use_p.
1727 Don't mark the virtual variables for renaming on the statement which
1729 (pass_dse): Remove TODO_update_ssa.
1731 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1734 * stor-layout.c (compute_record_mode): For records with a single
1735 field, actually check the field's mode size against the type size.
1737 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1738 registers for TARGET_SHMEDIA.
1739 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1740 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1741 of GENERAL_REGS and FP_REGS.
1743 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1745 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1747 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1749 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1750 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1751 are omitted. Exclude stack_tie insn too.
1753 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1755 PR rtl-optimization/23098
1756 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1758 * config/rs6000/rs6000.md (movdf splitter): Use
1759 const_double_operand predicate for TARGET_POWERPC64.
1760 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1761 SYMBOL_REF method to ABI_V4.
1763 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1764 replace_equiv_address.
1765 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1766 rs6000_sr_alias_set and MEM_NOTRAP.
1767 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1769 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1771 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1772 handle CALL_EXPR again.
1774 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1776 * arm/predicates.md (alignable_memory_operand): Delete.
1778 2005-09-10 Richard Henderson <rth@redhat.com>
1781 * dbxout.c (dbxout_expand_expr): New.
1782 (dbxout_symbol): Use it.
1784 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1786 * arm.c (arm_gen_rotated_half_load): Delete.
1787 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1788 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1789 (thumb_set_return_address): Likewise.
1790 (thumb_load_double_from_address): Use adjust_address.
1791 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1792 (extendhsisi2_mem, movhi_bytes): Use change_address.
1793 (movhi): Use widen_memory_access.
1794 (reload_out_df): Use replace_equiv_address.
1795 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1797 2005-09-09 Richard Henderson <rth@redhat.com>
1800 * dbxout.c: Include expr.h.
1801 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1802 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1803 * Makefile.in (dbxout.o): Add EXPR_H.
1805 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1807 PR tree-optimization/23509
1808 * tree-cfg.c (replace_uses_by): Use replace_exp.
1809 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1810 pointers have name_mem_tag or type_mem_tag set.
1812 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1814 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1815 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1816 of wrongly accessing operands.
1818 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1820 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1821 * tree-chrec.c: Include tree-scalar-evolution.h.
1822 (chrec_convert): Instantiate the base and step before calling
1823 scev_probably_wraps_p that would fail on parametric evolutions.
1824 Collect all the fails into a single section failed_to_convert,
1825 print a diagnostic, and return chrec_dont_know instead of calling
1827 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1828 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1830 (scev_const_prop): Don't replace the definition of a loop closed ssa
1831 phi node by itself, or by another loop closed ssa phi node.
1832 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1833 that base and step are defined.
1835 2005-09-09 Richard Guenther <rguenther@suse.de>
1838 * fold-const.c (fold_ternary): Check truth_value_p before
1839 calling invert_truthvalue.
1841 2005-09-09 Nick Clifton <nickc@redhat.com>
1843 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1844 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1845 dimension of these arrays.
1846 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1848 * longlong.h: Only provide a prototype for the __clz_tab[] array
1849 if this header has not been included from libgcc2.h.
1850 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1852 Provide prototypes for exported functions.
1853 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1856 2005-09-08 Josh Conner <jconner@apple.com>
1860 * expr.c (expand_expr_addr_expr_1): Don't invoke
1861 expand_simple_binop for EXPAND_INITIALIZER.
1863 2005-09-08 Richard Henderson <rth@redhat.com>
1866 * toplev.c (wrapup_global_declaration_1): Split out ...
1867 (wrapup_global_declaration_2): ... from ...
1868 (wrapup_global_declarations): ... here. Return bool.
1869 (check_global_declaration_1): Split out ...
1870 (check_global_declarations): from here.
1871 (emit_debug_global_declarations): New.
1872 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1873 check_global_declaration_1, emit_debug_global_declarations): Declare.
1874 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1875 of decls. Call wrapup_global_declaration_1,
1876 wrapup_global_declaration_2, check_global_declaration_1 directly.
1877 (c_write_global_declarations_2): New.
1879 (c_write_global_declarations): Call c_write_global_declarations_2.
1880 * langhooks.c (write_global_declarations): Call
1881 emit_debug_global_declarations.
1883 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1884 remove decls that have DECL_RTL_SET_P.
1885 * passes.c (rest_of_decl_compilation): Invoke
1886 cgraph_varpool_finalize_decl for all but functions.
1888 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1890 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1891 the result of a conversion if the new min and max cannot be compared.
1893 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1895 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1896 (override_options): Setting s390_sr_alias_set removed.
1897 (save_fpr, save_gprs): Set alias set to vararg or frame.
1898 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1899 s390_sr_alias_set with get_frame_alias_set ().
1900 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1901 get_varargs_alias_set ().
1903 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1907 * c-parser.c (c_parser_objc_method_definition): If the next
1908 token is not "{", error out and don't start the function.
1910 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1912 * tree-vrp.c (extract_range_from_expr): Move the check for non
1913 nullness after the check for gimple invariant.
1915 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1917 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1919 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1922 * config/m32r.md (movmemsi_internal): Canonicalize order of
1923 operands in PLUS component of template.
1925 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1927 * reload1.c (fixup_eh_region_note): Remove assertion.
1928 (fixup_abnormal_edges): Reverted removal of call to
1929 find_many_sub_basic_blocks made on 2005-08-31.
1931 2005-09-07 Richard Henderson <rth@redhat.com>
1933 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1934 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1935 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1936 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1937 rearrange for better packing.
1938 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1939 (lookup_cfa_1): Remove inline marker.
1940 (cfa_equal_p): Split out of ...
1941 (def_cfa_1): ... here. Use INVALID_REGNUM.
1942 (build_cfa_loc): Handle !cfa->indirect.
1943 (frame_pointer_cfa_offset): New.
1944 (dbx_reg_number): Assert register elimination performed; do
1945 leaf register remapping.
1946 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1947 (eliminate_reg_to_offset): New.
1948 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1949 for verifiably local stack frame addresses; re-base to CFA.
1950 (mem_loc_descriptor): Remove can_use_fbreg argument.
1951 (concat_loc_descriptor, loc_descriptor): Likewise.
1952 (containing_function_has_frame_base): Remove.
1953 (rtl_for_decl_location): Don't do register elimination or
1954 leaf register remapping here.
1955 (secname_for_decl): Split out from ..
1956 (add_location_or_const_value_attribute): ... here.
1957 (convert_cfa_to_loc_list): New.
1958 (compute_frame_pointer_to_cfa_displacement): New.
1959 (gen_subprogram_die): Use them.
1960 * tree.h (frame_base_decl): Remove.
1961 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1962 (prologue_stack_adjust): Remove.
1963 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1964 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1965 (set_frame_base_location): Remove.
1966 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1967 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1968 (vt_add_function_parameters): Don't eliminate_regs.
1969 (vt_initialize): Don't create frame_base_decl.
1971 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1973 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1974 version of GNU binutils for 4.x and later.
1976 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1978 * ggc-page.c (ggc_push_context): Remove.
1979 (ggc_pop_context): Likewise.
1980 * ggc.h (ggc_push_context): Remove.
1981 (ggc_pop_context): Likewise.
1983 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1986 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1987 returning from an interrupt handler.
1989 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1992 * config/arc/arc.c (output_shift): Add check for loop count when
1995 2005-09-06 Steven Bosscher <stevenb@suse.de>
1997 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
1999 (abs_replacement): Likewise.
2000 (pass_phiopt): Remove TODO_update_ssa.
2002 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2005 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2006 if "return with no value, in function returning non-void" warning
2008 * tree-cfg.c (execute_warn_function_return): Don't look at
2009 RETURN_EXPRs with TREE_NO_WARNING set.
2012 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2013 for internal functions doesn't use registers used by global registers
2014 variables. Use fewer register parameters if there are global register
2017 2005-09-06 Olivier Hainque <hainque@adacore.com>
2018 Eric Botcazou <ebotcazou@adacore.com>
2021 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2022 when we would be extracting outside its bit span (bitpos+bitsize
2023 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2024 Ada unchecked conversions.
2026 2005-09-06 Steven Bosscher <stevenb@suse.de>
2028 * tree-ssa-pre.c (try_look_through_load): New function.
2029 (compute_avail): Use it to try to look through loads for some
2030 more useful expressions.
2032 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2034 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2035 condition for detecting cases like (a&a) and (a^a).
2037 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2039 * common.opt: Add option ftree-vect-loop-version.
2040 * params.def: Add --param vect-max-version-checks.
2041 * doc/invoke.texi: Document ftree-vect-loop-version and
2042 --param vect-max-version-checks.
2043 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2044 may_misalign_stmts and defines for accessors.
2045 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2046 LOOP_VINFO_MAY_MISALIGN_STMTS.
2047 (destroy_loop_vec_info): VEC_free for
2048 LOOP_VINFO_MAY_MISALIGN_STMTS.
2049 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2050 Update documentation.
2051 (vect_update_misalignment_for_peel): New.
2052 (vect_enhance_data_refs_alignment): Update to choose loop
2053 peeling or loop versioning if appropriate for the (potentially)
2054 unaligned data references in the loop.
2055 (vect_analyze_data_refs_alignment): Remove call to
2056 vect_enhance_data_refs_alignment so the checks can be done
2058 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2059 and move up call to vect_analyze_data_refs_alignment.
2060 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2061 (vect_transform_loop): Add call to loop_version.
2063 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2065 PR rtl-optimization/23098
2066 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2067 * simplify-rtx.c (constant_pool_reference_p): New function.
2068 * rtl.h (constant_pool_reference_p): New prototype.
2069 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2070 constant_pool_reference_p in condition and
2071 avoid_constant_pool_reference in preparation statements.
2073 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2075 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2076 STRICT_LOW_PART SETs.
2078 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2081 * except.c (sjlj_emit_function_enter): Find the function begin
2082 note even when it's not in first basic block.
2084 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2086 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2087 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2088 * aclocal.m4: Regenerate.
2090 2005-09-05 DJ Delorie <dj@redhat.com>
2092 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2095 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2097 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2098 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2099 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2100 Follow spelling conventions.
2101 * doc/invoke.texi: Follow spelling conventions.
2103 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2105 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2106 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2107 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2109 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2112 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2113 (output_stack_adjust): Use gen_tmp_stack_mem.
2114 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2115 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2116 (sh_get_pr_initial_val): Likewise.
2117 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2118 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2119 * sh.md (divsi_inv_m0): Use gen_const_mem.
2120 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2121 (movdf_i4+1): Use gen_tmp_stack_mem.
2122 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2123 (fpu_switch+2): Likewise.
2124 (movv4sf_i, movv16sf_i): Use adjust_address.
2125 (symGOT_load): Set MEM_NOTRAP_P bit.
2127 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2130 * pa.c (emit_move_sequence): Fix typo in last change.
2132 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2134 PR rtl-optimization/23454
2135 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2138 2005-09-03 Richard Henderson <rth@redhat.com>
2139 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2142 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2145 2005-09-02 Nicolas Pitre <nico@cam.org>
2147 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2148 to bit_count to 32 bits.
2150 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2153 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2154 generating synthetic loads from volatile lvalues.
2156 005-09-02 Nick Clifton <nickc@redhat.com>
2158 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2159 __ctzhi2, __clzhi2): New functions.
2161 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2164 * tree-nested.c (struct var_map_elt): Mark with GTY.
2165 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2167 (lookup_field_for_decl): Allocate new element in GC memory.
2168 (lookup_tramp_for_decl): Likewise.
2169 (convert_nl_goto_reference): Likewise
2170 (create_nesting_tree): Allocate info in GC memory. Likewise for
2172 (free_nesting_tree): Free with ggc_free instead of free.
2173 (root): New static variable.
2174 (lower_nested_functions): Remove root as local variable. And zero out
2175 root at the end of the function.
2177 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2179 PR rtl-optimization/20365
2180 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2181 to short. New member ix.
2182 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2183 (simplify_plus_minus): Initialize ix members before calling qsort.
2185 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2187 PR tree-optimization/23626
2188 * tree-cfg.c (replace_uses_by): Clean up eh info.
2190 2005-09-01 DJ Delorie <dj@redhat.com>
2192 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2195 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2197 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2198 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2201 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2203 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2204 do not issue warning for a variable definition following
2207 2005-09-01 Richard Henderson <rth@redhat.com>
2210 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2211 conversion to CONST_VECTOR.
2213 2005-09-01 Richard Henderson <rth@redhat.com>
2216 * reload1.c (reload_as_needed): Check !CALL_P before calling
2217 fixup_eh_region_note.
2218 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2220 2005-09-01 DJ Delorie <dj@redhat.com>
2222 * varasm.c (output_constant): Let the target resolve
2223 conversions of addresses to non-default pointer sizes.
2225 2005-09-01 Nicolas Pitre <nico@cam.org>
2227 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2228 to alow matching ARM pre-indexed addressing mode.
2229 (arm_override_options): Remove now irrelevant comment.
2231 2005-09-01 Phil Edwards <phil@codesourcery.com>
2233 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2234 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2235 * config/i386/vxworks.h: Likewise.
2236 * config/i386/t-vxworksae: New file, for VxWorks AE.
2237 * config/i386/vxworksae.h: Likewise.
2239 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2241 PR tree-optimization/23410
2242 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2243 sequence is not wrapping during the first step.
2245 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2248 * dwarf2out.c (base_type_die): Compare char_type_node with
2249 TYPE_MAIN_VARIANT (type), not type.
2251 2005-09-01 Richard Guenther <rguenther@suse.de>
2253 PR tree-optimization/15366
2254 * common.opt: Add -finline-functions-called-once.
2255 Put -fearly-inlining in alphabetically ordered place.
2256 * doc/invoke.texi: Document new option.
2257 * ipa-inline.c (cgraph_decide_inlining): Honour
2258 flag_inline_functions_called_once.
2260 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2262 PR rtl-optimization/23478
2263 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2264 (alloc_qty): Initialize it.
2265 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2266 (combine_regs): Combine also n_throwing_calls_crossed fields.
2267 (find_free_reg): Don't attempt to caller-save pseudos crossing
2268 calls that might throw.
2269 * global.c (struct allocno): Add throwing_calls_crossed field.
2270 (global_alloc): Revert 2005-08-22 change. Initialize
2271 throwing_calls_crossed.
2272 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2275 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2278 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2279 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2280 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2281 (and64_2_operand): Tweak to use predicate.
2282 (and_operand): Adjust for mask_operand changes.
2283 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2284 (print_operand): Likewise.
2285 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2286 (mask64_1or2_operand): Delete.
2287 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2288 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2289 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2290 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2291 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2292 (rotldi3_internal4): Likewise.
2293 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2294 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2295 (ashldi3_internal7): Likewise.
2296 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2297 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2298 (anddi3 split): Don't match mask64_operand.
2299 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2300 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2301 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2302 't' splitter predicate.
2303 (movdi_internal64 + 2): Revert 2005-06-11 change.
2305 2005-08-31 DJ Delorie <dj@redhat.com>
2307 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2308 (m32c_asm_integer): Add support for 32 bit pointers.
2310 2005-08-31 Richard Henderson <rth@redhat.com>
2312 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2313 component-like references for setting MEM_NOTRAP_P.
2315 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2316 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2318 2005-08-31 Richard Henderson <rth@redhat.com>
2320 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2321 into a pseudo before applying gen_lowpart.
2323 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2325 * doc/install.texi (Specific): Update cctools version required
2326 for full functionality.
2327 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2328 linkers as -macosx_version_min.
2330 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2333 * sh.c (print_operand, %R and %S): Add handling of floating point
2334 registers, memory, constants and invalid operands.
2336 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2338 * ipa-pure-const.c: Change dump name.
2340 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2343 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2344 to "reg_or_0_operand".
2345 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2347 2005-08-31 Dale Johannesen <dalej@apple.com>
2349 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2350 loops that count down.
2352 2005-08-31 Richard Henderson <rth@redhat.com>
2355 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2356 (fixup_eh_region_note): New.
2357 (reload_as_needed): Call it.
2358 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2359 don't call find_many_sub_basic_blocks; call verify_flow_info.
2360 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2361 (keep_stack_depressed): Likewise.
2362 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2364 2005-08-31 Richard Henderson <rth@redhat.com>
2366 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2369 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2371 * expr.c (expand_expr_real_1): Compare size of address
2372 mode to target's address mode size in deciding expansion of
2373 the constant address.
2375 2005-08-31 Richard Guenther <rguenther@suse.de>
2378 * expr.c (all_zeros_p): New function.
2379 (expand_expr_real_1): Handle the case of an all-zero
2380 non-addressable constructor separately.
2382 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2384 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2385 arguments, adjust all callers.
2386 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2388 2005-08-30 Richard Henderson <rth@redhat.com>
2391 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2392 whenever the mode sizes match.
2394 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2396 * calls.c (load_register_parameters): Fix comment typo.
2397 * expr.c (emit_push_insn): Comment formatting.
2399 2005-08-30 Ian Lance Taylor <ian@airs.com>
2401 * config/i386/x-cygwin (host-cygwin): Change dependency from
2402 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2404 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2406 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2409 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2412 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2413 call to ggc_collect.
2415 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2418 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2419 beginning. Remove $(INCLUDES) from all the rules, if following
2420 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2422 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2425 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2426 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2427 not constant, but maxlen is, don't set len to maxlen, rather
2428 set maxlen to len if len is a constant.
2430 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2432 PR tree-optimization/23475
2433 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2436 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2438 Fix PR middle-end/22455
2440 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2441 Checksum only the parts of the tree that exist for the tree code.
2443 2005-08-28 Dale Johannesen <dalej@apple.com>
2445 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2447 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2449 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2451 2005-08-28 Richard Henderson <rth@redhat.com>
2453 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2454 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2457 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2460 * builtins.c (get_memory_rtx): Don't strip nops
2461 in between COMPONENT_REFs.
2463 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2466 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2468 (gimplify_modify_expr): Check for zero sized types and gimplify the
2469 rhs and lhs as statements.
2471 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2474 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2475 state for return address column of signal frames.
2477 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2480 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2481 bytes >= 2 not bytes == 2.
2482 (expand_block_move): Same.
2484 2005-08-27 Richard Guenther <rguenther@suse.de>
2487 * config/i386/sse.md (sse2_movsd): Add missing closing
2490 2005-08-27 Paul Brook <paul@codesourcery.com>
2492 * genrecog.c (enum decision_type): Add DT_num_insns.
2493 (struct decision_test): Add u.num_insns.
2494 (add_to_sequence): Add DT_num_insns test.
2495 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2496 (write_cond, debug_decision_2): Ditto.
2497 (change_state): Assume peep2_next_insn never fails.
2498 Remove "afterward" argument.
2499 (write afterward, write_tree): Update to match.
2500 * recog.c (peep2_current_count): New variable.
2501 (peep2_next_insn): Check it.
2502 (peephole2_optimize): Set peep2_current_count.
2503 * recog.h (peep2_current_count): Declare.
2505 2005-08-26 Josh Conner <jconner@apple.com>
2508 * ipa-pure-const.c (check_tree): Check for volatile-ness
2509 when considering a dereference.
2511 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2513 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2515 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2517 PR rtl-optimization/23561
2518 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2519 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2520 at most LEN bytes long memory fits into the field.
2521 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2522 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2523 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2525 2005-08-26 Richard Henderson <rth@redhat.com>
2528 * loop.c (biased_biv_may_wrap_p): New.
2529 (maybe_eliminate_biv_1): Use it to suppress non-equality
2530 comparison transformations. Delete disabled code.
2532 2005-08-26 Ian Lance Taylor <ian@airs.com>
2534 * combine.c (make_extraction): Avoid reference outside object.
2536 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2538 * stor-layout.c (finalize_type_size): Restore behaviour for
2539 non-aggregate types to the status quo ante of the patch for
2540 pr 23467. Document why it matters.
2542 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2545 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2546 array by one element, initialize the BT_LAST element with NULL.
2548 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2550 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2551 optimizing for size.
2553 (compare_plus_eqsi): Same.
2554 (plus_eqsi_compare): Same.
2555 (neg_eq0<mode>): Same.
2556 (neg_eq<mode>): Same.
2558 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2561 2005-08-26 Nick Clifton <nickc@redhat.com>
2563 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2564 TARGET_EP is not defined.
2565 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2566 TARGET_EP is enabled.
2567 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2568 * config/v850/v850.md (save_all_interrupt): Only use the EP
2569 register if TARGET_EP is defined.
2570 (restore_all_interrupt): Likewise.
2571 * config/v850/lib1funcs.asm: Update functions so that the EP
2572 register is only used if __EP__ is defined.
2574 2005-08-26 David Ung <davidu@mips.com>
2576 * config/mips/mips.c (mips_expand_prologue): Handle case when
2577 generating for MIPS16 and the outgoing argument area is more than
2578 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2581 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2583 * config/crx/crx.md: Make doloop_end pattern usage controllable
2584 via mloop-nesting=<max-nesting> command line switch. Make sure
2585 the combiner cannot use doloop_end_<mode> in an illegal way.
2586 * config/crx/crx.c: Use regs up to r6 for argument passing.
2587 Refine crx_address_cost (non cst4 displacements are expensive).
2588 * config/crx/crx.opt: Add switch for mloop-nesting=.
2590 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2592 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2593 (UNSPEC_MVST): New constant.
2595 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2597 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2598 Reject operands containing eliminable registers.
2599 * testsuite/gcc.dg/20050825-1.c: New testcase.
2601 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2602 Jan Hubicka <jh@suse.cz>
2604 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2606 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2608 PR tree-optimization/23546
2609 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2612 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2614 * params.def (PARAM_MIN_SPEC_PROB): New.
2615 * sched-rgn.c (MIN_PROBABILITY): Delete.
2616 (compute_trg_info): Convert to PARAM_VALUE.
2617 * doc/invoke.texi (param): Document min-spec-prob.
2619 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2621 * config/darwin.h: define __PIC__
2622 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2623 TARGET_OS_CPP_BUILTINS macro.
2625 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2627 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2630 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2632 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2634 * cfghooks.c (duplicate_block): Added position where to place
2635 new block as argument.
2636 * cfghooks.h (duplicate_block): Declaration changed.
2637 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2639 * cfglayout.h (copy_bbs): Declaration changed.
2640 * cfgloop.h (loop_version): Declaration changed.
2641 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2642 position to copy_bbs.
2643 (loop_version): Pass position to duplicate_loop_to_header_edge.
2644 Add place_after argument and position new blocks according to
2646 * modulo-sched.c (sms_schedule): Pass place_after argument
2648 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2649 * tree-cfg.c (split_edge_bb_loc): New function.
2650 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2651 to determine position of new blocks.
2652 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2654 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2655 argument to duplicate_block.
2656 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2657 Pass position to copy_bbs.
2659 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2661 * fold-const.c (ptr_difference_const): Use
2662 cst_and_fits_in_hwi instead of host_integerp.
2664 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2666 * config/darwin.c (gen_pic_offset): New.
2667 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2670 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2672 PR tree-optimization/23486
2673 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2675 2005-08-23 Phil Edwards <phil@codesourcery.com>
2677 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2678 remove use_collect2.
2679 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2681 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2682 configuration files to override the default value.
2684 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2685 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2686 * config/vx-common.h: New file, split out from...
2687 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2688 * config/vxworksae.h: New file, for VxWorks AE.
2689 * config/vxworks.opt: New file.
2690 * config/vxlib.c: Update for VxWorks 6.
2692 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2693 other MULTILIB_* variables appropriately.
2694 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2695 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2696 * config/rs6000/vxworks.h: Update for VxWorks 6.
2697 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2699 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2702 * config/darwin.c (machopic_select_section): Remove the hack to
2703 mark "::operator new" and "::operator delete" for coalescing
2704 even though they are not weak.
2706 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2708 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2709 * configure: Regenerate.
2711 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2714 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2716 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2717 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2720 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2722 * config/rs6000/predicates.md (equality_operator): New.
2723 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2724 comparison with a large constant.
2726 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2728 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2730 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2732 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2733 registers is even, and we have a hardware double precision fp,
2735 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2736 size of current argument when checking if argument was passed in
2739 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2742 * stor-layout.c (finalize_type_size): Dont override
2743 existing alignment with a smaller alignment from the mode.
2745 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2747 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2748 * lambda.h (lambda_vector_lexico_pos): ... here.
2749 * tree-data-ref.c (build_classic_dist_vector): Return false when
2750 the distance vector is lexicographically negative.
2752 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2754 PR tree-optimization/23511
2755 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2756 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2758 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2760 PR tree-optimization/22043
2761 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2762 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2763 If ALLOW_FLEXARR, handle types ending with flexible array member.
2764 Pass false as second argument to recursive count_type_elements calls.
2765 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2766 argument to count_type_elements call.
2767 * tree-sra.c (decide_block_copy): Likewise.
2768 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2769 for a constant-sized object, set cleared as well. Pass true as
2770 second argument to count_type_elements call.
2772 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2775 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2776 from legitimate_small_data_p, and make global. Update use.
2777 Remove forward declaration.
2778 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2780 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2782 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2784 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2785 of scratch intermediates.
2786 (eq<mode>_compare): Same.
2787 (neg_eq0<mode>): New.
2788 (neg_eq<mode>): Convert to define_insn_and_split.
2790 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2793 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2794 stdarg functions, set/clear the fp marker even when no variable
2796 * config/rs6000/sysv4.opt (mprototype): Describe.
2798 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2800 PR rtl-optimization/23478
2801 * regs.h (reg_info): Add throw_calls_crossed.
2802 (REG_N_THROWING_CALLS_CROSSED): Define.
2803 * flow.c (allocate_reg_life_data): Initialize
2804 REG_N_THROWING_CALLS_CROSSED.
2805 (propagate_one_insn, attempt_auto_inc): Update
2806 REG_N_THROWING_CALLS_CROSSED.
2807 * global.c (global_alloc): Don't allocate pseudos across
2808 calls that may throw.
2810 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2813 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2814 value is inbetween the range if we did not find an exact match.
2816 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2818 * doc/invoke.texi (Option Summary): Add ms1 options.
2819 * doc/extend.texi: Document interrupt handler attribute for ms1.
2820 * doc/md.texi: Document ms1 constraints.
2821 * config.gcc: Add ms1-*-elf.
2822 * config/ms1/ms1.h: New.
2823 * config/ms1/ms1.c: New.
2824 * config/ms1/ms1.md: New.
2825 * config/ms1/ms1-protos.h: New.
2826 * config/ms1/ABI.txt: New.
2827 * config/ms1/crti.asm: New.
2828 * config/ms1/crtn.asm: New.
2829 * config/ms1/lib2extra-funcs.c: New.
2830 * config/ms1/t-ms1: New.
2831 * config/ms1/ms1.opt: New.
2833 2005-08-22 Ira Rosen <irar@il.ibm.com>
2835 * config/rs6000/altivec.md (xorv4sf3): New.
2836 (negv4sf2, neg<mode>2): Likewise.
2838 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2841 * config/ia64/ia64.md (divsi3): Check divide by zero.
2842 (udivsi3): Likewise.
2844 (udivdi3): Likewise.
2846 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2848 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2849 up to elem_bitsize bits, not max_bitsize.
2851 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2853 PR tree-optimization/23433
2854 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2855 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2857 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2859 PR tree-optimization/23434
2860 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2861 the iteration bound is not an INTEGER_CST.
2863 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2865 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2866 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2867 NULL if need_epilog_adjust is false.
2868 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2869 Case 3 always peels first itration, not just for PLUS case, and no need
2870 to use scalar_initial_def here. Create an epilog adjustment only if
2871 scalar_initial_def is not NULL.
2873 (vectorizable_reduction): Remove assert.
2875 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2878 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2879 (__moddi3): Likewise.
2880 (__udivdi3): Likewise.
2881 (__umoddi3): Likewise.
2882 (__divsi3): Likewise.
2883 (__modsi3): Likewise.
2884 (__udivsi3): Likewise.
2885 (__umodsi3): Likewise.
2887 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2889 * tree-pass.h (TDF_GRAPH): Define.
2890 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2891 * passes.c (finish_optimization_passes): Only call
2892 finish_graph_dump_file if TDF_GRAPH is set.
2893 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2894 NULL. Set TDF_GRAPH bit.
2895 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2897 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2899 * arm.h (arm_stack_offsets): Add locals_base field.
2900 * arm.c (arm_get_frame_offsets): Compute it.
2901 (thumb_compute_initial_elimination offset): Make the Thumb frame
2902 pointer point to the base of the local variables.
2903 (thumb_expand_prologue): Update accordingly.
2904 (thumb_expand_epilogue): Likewise.
2906 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2907 mode of clobbered scratch to DImode. Handle a case that's known to
2910 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2912 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2913 (gt0<mode>_compare): Delete.
2914 (neg_gt0<mode>): Delete.
2916 2005-08-19 Eric Christopher <echristo@apple.com>
2918 * optabs.h: Change CTI_ to COI_.
2921 2005-08-19 James E Wilson <wilson@specifix.com>
2923 * builtins.c (expand_builtin_return_addr): Set
2924 current_function_accesses_prior_frames when count != 0. Use
2925 frame_pointer_rtx when count == 0.
2926 * function.h (struct function): Add accesses_prior_frames field.
2927 (current_function_accesses_prior_frames): Define.
2928 * reload1.c (init_elim_table): Check
2929 current_function_accesses_prior_frames.
2930 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2932 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2934 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2935 indicator. Return true if the flowgraph changed during
2938 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2941 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2942 conditional expression before testing its value.
2944 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2946 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2948 2005-08-19 Devang Patel <dpatel@apple.com>
2950 PR tree-optimization/23048
2951 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2952 third parameter. Check whether latch is dominated by exit
2954 (if_convertible_loop_p): Supply exit block itself to
2955 if_convertible_bb_p.
2957 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2960 * arm.md (arm_load_pic_register): Change argument to the mask of
2961 saved registers. Call thumb_find_work_register if we need a
2962 scratch register on Thumb.
2963 (arm_expand_prologue): Pass empty register set to
2964 arm_load_pic_register.
2965 (thumb_expand_prologue): Pass live_regs_mask directly to
2966 arm_load_pic_register.
2967 * arm-protos.h (arm_load_pic_register): Update prototype.
2969 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2971 * sh.c (find_sole_member): New function.
2972 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2973 if the record's alignment is larger than the size of its only member.
2975 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2978 * arm.c (thumb_legitimize_reload_address): New function.
2979 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2980 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2982 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2984 * config/crx/crx.c: Implement crx_decompose_address. Reject
2985 symbolic displacements since CRX register relative adressing
2986 mode can't handle unsigned 32-bit values as displacements.
2987 * config/crx/crx.h: Simplify definitions, remove redundant
2988 parenthesis and obsolete macros.
2989 * config/crx/crx.opt: Add new switch for debugging addresses.
2990 * config/crx/crx-protos.h: Add new declarations for above.
2992 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
2995 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
2998 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3000 * collect2.c (dup2): Delete.
3001 * configure.ac: Don't check for dup2.
3003 * config.in, configure: Regenerate.
3005 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3007 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3008 record with the type of its only member.
3010 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3012 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3013 define_insn_and_split.
3014 (plus_ltu<mode>_compare): Same.
3015 (gtu<mode>_compare): Same.
3016 (plus_gtu<mode>_compare): Same.
3018 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3020 PR tree-optimization/22228
3021 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3023 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3024 are recorded in vect_vnames_to_rename for renaming.
3025 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3026 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3027 in vect_vnames_to_rename.
3028 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3029 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3031 2005-08-18 Jan Hubicka <jh@suse.cz>
3034 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3035 info only for local statics, not for member variables.
3037 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3039 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3041 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3043 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3045 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3048 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3050 2005-08-17 James E Wilson <wilson@specifix.com>
3052 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3055 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3057 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3058 (leu<mode>_compare): Same.
3059 (plus_leu<mode>): Same.
3060 (neg_leu<mode>): Same.
3061 (and_neg_leu<mode): Same.
3062 (ltu<mode>_compare): Same.
3063 (plus_ltu<mode>): Same.
3065 (geu<mode>_compare): Same.
3066 (plus_geu<mode>): Same.
3067 (neg_geu<mode>): Same.
3068 (and_neg_geu<mode>): Same.
3069 (plus_gt<mode>): Same.
3070 (gtu<mode>_compare): Same.
3071 (plus_gtu<mode>): Same.
3073 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3075 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3076 Move call_table_data to end. Delete spurious .text.
3077 (callt_save_all_interrupt): Fix comment typo.
3079 2005-08-17 James E Wilson <wilson@specifix.com>
3080 Kevin Winchester <winchester@amirix.com>
3083 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3085 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3088 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3089 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3091 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3093 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3094 record with the type of its only member if the modes don't match.
3096 * varasm.c (decode_reg_name): Skip empty additional register names.
3098 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3100 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3101 lsm_tmp_name_length): New.
3102 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3103 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3105 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3106 Andreas Krebbel <krebbel1@de.ibm.com>
3108 * config.gcc: Added z9-109 switch.
3109 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3110 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3111 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3112 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3113 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3114 for "z9_109" cpu attribute.
3115 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3116 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3117 (s390_handle_arch_option): Added z9-109 switch.
3118 (override_options): Set respective cost function for z9-109.
3119 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3120 (legitimate_reload_constant_p): Accept extended immediates.
3121 (print_operand): Three new output modifiers added: k, m and o.
3122 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3123 (s390_output_mi_thunk): Use extended immediate when possible.
3124 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3125 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3126 (CONSTRAINT_LEN): Added length of O constraint.
3127 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3128 * config/s390/s390.md ("cpu"): New value z9_109 added.
3129 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3130 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3131 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3132 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3133 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3134 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3135 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3136 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3137 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3138 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3139 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3140 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3141 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3142 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3143 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3145 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3146 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3147 insns for TARGET_EXTIMM.
3149 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3151 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3153 2005-08-17 Nick Clifton <nickc@redhat.com>
3155 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3156 Call default_encode_section_info.
3158 2005-08-17 Steven Bosscher <stevenb@suse.de>
3160 PR tree-optimization/21574
3161 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3162 constant, return CONSTANT.
3163 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3164 (ccp_fold, visit_assignment): Likewise.
3165 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3167 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3169 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3170 fold_buildN instead of buildN then fold_initializer or fold.
3171 (build_unary_op): Likewise.
3172 (build_binary_op): Likewise.
3173 * fold-const.c (fold_initializer): Remove.
3174 (fold_build1_initializer): New function.
3175 (fold_build2_initializer): New function.
3176 (fold_build3_initializer): New function.
3177 * tree.h (fold_initializer): Remove.
3178 (fold_build1_initializer): New function.
3179 (fold_build2_initializer): New function.
3180 (fold_build3_initializer): New function.
3182 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3184 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3185 (try_move_mult_to_index): Call fold_build2 instead of build2.
3186 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3187 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3188 fold_binary_to_constant.
3189 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3191 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3192 check if A == gcd (A, B). Remove TYPE argument.
3193 (analyze_offset) Use fold_build2 instead of fold (build.
3194 (create_data_ref): Likewise.
3195 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3196 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3199 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3201 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3202 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3204 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3207 * gimplify.c (zero_sized_type): New function.
3208 (gimplify_modify_expr_rhs): If we have a zero sized type,
3209 replace the statement with an empty statement.
3211 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3213 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3216 2005-08-16 Ian Lance Taylor <ian@airs.com>
3218 * doc/tm.texi (Label Output): Correct typo.
3220 2005-08-16 Steven Bosscher <stevenb@suse.de>
3223 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3224 force_operand will work later on using have_insn_for.
3226 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3228 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3230 2005-08-16 Ian Lance Taylor <ian@airs.com>
3233 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3234 vector type, don't try to construct it element by element. Add an
3235 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3237 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3239 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3241 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3243 * doc/invoke.texi (Precompiled Headers): Document some more options
3244 which are known to be safe.
3246 2005-08-16 James E Wilson <wilson@specifix.com>
3248 PR tree-optimization/21105
3249 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3250 TREE_OVERFLOW check.
3252 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3254 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3255 (neg_ltu<mode>): Same.
3257 (neg_gtu<mode>): Same.
3259 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3261 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3262 (fold_builtin_isdigit): Use fold_buildN.
3263 (build_function_call_expr): Likewise.
3264 * c-typeck.c (c_finish_loop): Likewise.
3266 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3267 Richard Shann <rshann@superh.com>
3269 PR middle-end/20396:
3270 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3272 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3274 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3276 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3279 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3280 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3283 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3286 * fold-const.c (build_range_check): Disable optimization for function
3287 pointer expressions on targets that require function pointer
3290 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3292 * simplify-rtx.c (simplify_const_relational_operation): When
3293 extracting arguments of a COMPARE, recompute the mode as well.
3295 2005-08-15 Ian Lance Taylor <ian@airs.com>
3297 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3299 2005-08-15 DJ Delorie <dj@redhat.com>
3301 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3303 (movsi_splittable): Allow, but split, moves to the stack.
3304 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3307 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3309 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3310 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3311 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3313 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3314 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3315 Delete HOST_PTR_PRINTF.
3317 * configure, config.in: Regenerate.
3319 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3321 * config/rs6000/rs6000.md (QHSI): New mode macro.
3322 (wd): Extend mode attr for QImode and HImode
3323 (dbits): New mode attr.
3324 (zero_extend<mode>di2): Convert to mode macro.
3326 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3329 * doc/invoke.texi (-mgnu-ld): Update description.
3332 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3335 * Makefile.in (tree-chrec.o): Depends on real.h.
3336 * tree-chrec.c: Include real.h.
3337 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3338 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3339 * tree-scalar-evolution.c (add_to_evolution_1,
3340 interpret_rhs_modify_expr): Ditto.
3342 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3345 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3346 step is negative compute the estimation from init downwards to zero.
3348 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3350 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3352 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3354 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3356 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3357 Accept double-word constants that can be split.
3358 * config/s390/s390.md ("movti"): Use 'P' constraint.
3359 ("*movdi_31", "*movdf_31"): Likewise.
3361 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3363 Fix PR tree-optimization/22615
3365 * tree-ssa-structalias.c (solution_set_add): Handle
3366 first_vi_for_offset returning NULL.
3367 (do_da_constraint): Ditto.
3368 (do_sd_constraint): Ditto.
3369 (do_ds_constraint): Ditto
3370 (find_func_aliases): Ditto.
3371 (build_constraint_graph): RHS is allowed be ANYTHING.
3372 (first_vi_for_offset): Return NULL if we couldn't find anything at
3375 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3377 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3378 over memory as first operand.
3380 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3383 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3384 available for setting it.
3386 2005-08-14 Ira Rosen <irar@il.ibm.com>
3388 PR tree-optimization/23320
3389 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3390 data-refs' types instead of base object nullness. Add check for
3391 pointer type data-refs before first location comparison. Remove
3394 2005-08-14 Andreas Schwab <schwab@suse.de>
3396 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3398 2005-08-13 James E Wilson <wilson@specifix.com>
3400 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3401 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3402 -fstack-protector-all, --param ssp-buffer-size): Document.
3403 (-Wvariadic-macros): Alphabetize.
3404 (-fsched-stalled-insns-dep): Add missing 'f'.
3406 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3409 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3411 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3412 or indirect address operand.
3413 (EXTRA_ADDRESS_CONSTRAINT): New.
3414 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3416 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3418 PR tree-optimization/22236
3419 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3420 successors and predecessors.
3421 * tree-chrec.c (chrec_convert): Before converting, check that
3422 sequences don't wrap.
3423 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3424 (analyze_array): Extern.
3425 (find_data_references_in_loop): Remove call to
3426 compute_estimated_nb_iterations.
3427 * tree-data-ref.h (analyze_array): Declared.
3428 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3429 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3430 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3431 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3433 * tree-ssa-loop-ivcanon.c: Fix documentation.
3434 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3435 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3436 (infer_loop_bounds_from_undefined): New.
3437 (estimate_numbers_of_iterations_loop): Use
3438 infer_loop_bounds_from_undefined.
3439 (used_in_pointer_arithmetic_p): New.
3440 (scev_probably_wraps_p): Pass an extra parameter. Call
3441 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3442 (convert_step): Fix documentation.
3443 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3444 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3445 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3446 scev_probably_wraps_p.
3448 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3450 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3451 (s390_register_info): Ignore clobbered_regs information for fixed
3452 registers, and only fixed registers.
3453 (s390_init_frame_layout): Remove redundant call.
3455 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3457 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3458 description of -Wold-style-casts.
3460 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3461 Jakub Jelinek <jakub@redhat.com>
3463 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3464 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3465 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3466 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3467 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3468 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3469 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3470 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3471 ("stack_protect_set", "stack_protect_test"): New expanders.
3472 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3473 "stack_protect_testdi"): New insn definitions.
3475 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3477 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3479 2005-08-12 Paul Brook <paul@codesourcery.com>
3481 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3483 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3485 * config/s390/predicates.md (setmem_operand): New predicate.
3486 (shift_count_operand): Accept ANDs with special constants as
3488 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3489 with special constants.
3490 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3491 shift_count_operand with setmem_operand.
3493 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3495 * config/s390/s390.c (s390_extract_part, s390_single_part):
3497 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3498 (s390_output_mi_thunk): Don't use lg on 31 bit.
3499 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3500 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3502 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3504 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3505 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3506 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3507 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3508 with one of the new macros.
3510 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3512 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3513 Don't set save_return_addr_p.
3514 (s390_register_info): Make clobbered_regs not depending on
3517 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3519 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3520 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3522 2005-08-11 James E. Wilson <wilson@specifix.com>
3524 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3526 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3528 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3529 locations gathered by var-tracking in single entry loc_list
3530 over loc_descriptor_from_tree.
3532 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3533 pass it down to loc_descriptor.
3534 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3535 (containing_function_has_frame_base): Move earlier in the file.
3536 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3537 instead of always assuming fbreg can't be used.
3539 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3541 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3542 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3543 Accept address wrapped in AND for Altivec.
3544 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3545 Strip AND wrapping offset address for Altivec.
3547 2005-08-11 Richard Henderson <rth@redhat.com>
3550 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3551 before using TYPE_IS_SIZETYPE.
3553 2005-08-11 Richard Henderson <rth@redhat.com>
3556 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3557 insn types not present on ev4.
3558 (alphaev5_insn_pipe): Similarly.
3560 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3563 * arm.c (arm_override_options): If the user has selected callee-super-
3564 interworking, then enable normal interworking.
3566 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3568 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3571 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3573 * doc/rtl.texi: Fix two typos.
3575 2005-08-11 Richard Guenther <rguenther@suse.de>
3578 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3579 cases where we call to/from functions returning void.
3581 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3584 * tree.c (build_pointer_type_for_mode): Robustify.
3586 2005-08-10 James E Wilson <wilson@specifix.com>
3588 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3589 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3591 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3594 2005-08-10 Eric Christopher <echristo@apple.com>
3596 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3597 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3600 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3603 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3604 for the high part when generating dynamic-no-pic code.
3606 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3608 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3609 (x86_64-*-linux*): Likewise.
3611 * config/i386/crtfastmath.c: New file.
3612 * config/i386/t-crtfm: Likewise.
3614 * config/i386/linux.h (ENDFILE_SPEC): New.
3615 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3617 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3620 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3622 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3623 (vec_shl, vec_shr): Document new operations.
3624 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3626 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3628 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3629 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3630 change predicate to indexed_or_indirect_address.
3632 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3634 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3635 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3636 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3637 and __aeabi_uwrite8.
3638 * config/arm/unaligned-funcs.c: New file.
3639 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3641 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3643 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3645 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3646 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3648 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3649 * final.c (pass_shorten_branches): Add dump.
3650 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3651 (pass_life): Rename dump.
3652 (rest_of_handle_flow2): Remove initial verify_flow_info.
3653 * function.c (pass_instantiate_virtual_regs): Add dump.
3654 * integrate.c (pass_initial_value_sets): Add dump.
3655 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3656 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3657 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3658 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3659 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3660 gate_rtl_unrool_and_peel_loops): New.
3661 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3662 rtl_doloop): Do not look at flags.
3663 * mode-switching.c (pass_mode_switching): Add dump.
3664 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3665 pass_split_before_regstack): Add dump.
3666 * regmove.c (pass_stack_adjustments): Add dump.
3667 * tree-optimize.c (pass_fixup_cfg): Add dump.
3669 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3672 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3673 deciding which instruction sequence to use.
3675 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3677 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3678 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3680 2005-08-09 Richard Guenther <rguenther@suse.de>
3682 * c-common.c (builtin_function_2): Remove.
3683 (def_builtin_1): New function.
3684 (c_common_nodes_and_builtins): Use def_builtin_1 to
3685 build builtin functions.
3687 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3689 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3690 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3691 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3694 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3696 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3697 fold_binary instead of fold_build2 since we don't care about the
3699 (loop_niter_by_eval): Likewise.
3700 (compare_trees): Likewise.
3701 (proved_non_wrapping_p): Likewise.
3703 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3707 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3708 if the if is really empty.
3710 2005-08-09 Steven Bosscher <stevenb@suse.de>
3712 PR tree-optimization/23234
3713 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3714 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3715 argument of the new enum.
3716 (execute_cse_reciprocals): Add reciprocals for function arguments
3717 on the unique successor edge of the entry block. Update other calls
3718 to execute_cse_reciprocals_1.
3720 2005-08-08 Richard Henderson <rth@redhat.com>
3723 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3725 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3727 * expr.c (write_complex_part): Return after handling MEM.
3729 2005-08-08 Josh Conner <jconner@apple.com>
3731 PR rtl-optimization/23241
3732 * combine.c (simplify_comparison): Fix error in determining
3733 whether to lift a subreg from comparison.
3735 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3738 * config/rs6000/altivec.md (vec_init<mode>): New.
3739 (vec_set<mode>): New.
3740 (vec_extract<mode>): New.
3741 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3742 (rs6000_expand_vector_set): New.
3743 (rs6000_expand_vector_extract): New.
3744 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3745 for Altivec modes before reload.
3746 (altivec_expand_vec_init_builtin): New.
3747 (get_element_number): New.
3748 (altivec_expand_vec_set_builtin): New.
3749 (altivec_expand_vec_ext_builtin): New.
3750 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3752 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3754 * config/rs6000/rs6000.h (rs6000_builtins): Add
3755 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3756 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3757 * config/rs6000/rs6000-protos.h: Declare new functions.
3759 2005-08-08 Jan Hubicka <jh@suse.cz>
3761 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3762 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3763 * i386.md (movdi*): Use pic_32bit_operand.
3764 * predicates.md (pic_32bit_operand): New.
3766 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3769 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3771 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3773 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3774 (test_for_singularity): Use fold_build2.
3776 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3778 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3780 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3782 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3783 (COMMON_ASM_OP) Define.
3784 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3785 (ix86_encode_section_info): Likewise.
3786 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3787 SUBTARGET_ENCODE_SECTION_INFO.
3789 2005-08-06 Richard Henderson <rth@redhat.com>
3792 * tree-nested.c (convert_local_reference): Save and restore val_only
3793 around component_ref and friends. Clear walk_subtrees by default.
3795 2005-08-06 Peter O'Gorman <peter@pogma.com>
3798 * gcc.c (process_command): Check the argument to -b has a dash.
3799 * doc/invoke.texi: Update -b and -V docs.
3801 2005-08-06 James E Wilson <wilson@specifix.com>
3803 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3805 2005-08-06 Michael Matz <matz@suse.de>
3807 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3808 member only if only one insn is associated with the value.
3810 2005-08-06 Nick Clifton <nickc@redhat.com>
3812 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3814 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3815 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3816 Check symbol flags instead of symbol name mangling.
3817 (xstormy16_asm_output_aligned_common): Likewise. Also
3818 simplify code since the bss100_section cass is the only case
3819 where the below100 code will be triggered.
3820 (xstormy16_encode_section_info): Encode below100 attribute
3821 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3823 (xstormy16_strip_name_encoding): Delete - this function is no
3825 (TARGET_STRIP_NAME_ENCODING): Undefine.
3826 * config/stormy16/stormy16-protos.h: Delete prototype for
3827 xstormy16_strip_name_encoding.
3829 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3831 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3832 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3833 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3834 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3835 config/alpha/predicates.md, config/arc/arc.h,
3836 config/arm/arm.h, config/arm/ieee754-df.S,
3837 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3838 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3839 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3840 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3841 config/m68hc11/m68hc11.h, config/mips/mips.c,
3842 config/mips/mips.h, config/mips/openbsd.h,
3843 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3844 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3845 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3846 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3847 config/sparc/linux.h, config/sparc/linux64.h,
3848 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3849 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3850 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3851 typos. Follow spelling conventions.
3853 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3856 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3857 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3858 specially. Check for side effects only for COND_EXPR.
3859 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3860 return with TREE_NO_WARNING.
3862 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3864 PR rtl-optimization/23233
3865 * loop.c (combine_movables): Require the modes to be the same.
3866 (move_movables): Remove handling of cases where the replacement
3867 had a different mode to the original.
3869 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3871 PR tree-optimization/23128
3872 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3873 subtraction wrap, and set TREE_OVERFLOW if they do.
3875 2005-08-05 Richard Henderson <rth@redhat.com>
3878 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3879 FORCED_LABEL labels.
3881 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3884 * reload.c (find_reloads_subreg_address): Pass down TYPE
3885 unchanged. Change all callers except find_reloads_toplev.
3887 2005-08-05 Michael Matz <matz@suse.de>
3889 * genattrtab.c (current_alternative_string): Remove.
3890 (SIMPLIFY_ALTERNATIVE): Ditto.
3891 (attr_alt_bit_p): Ditto.
3892 (alternative_name): Make const char *.
3893 (evaluate_eq_attr): Remove use of above things.
3894 (simplify_test_exp): Ditto.
3895 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3896 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3898 2005-08-04 James E Wilson <wilson@specifix.com>
3900 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3901 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3902 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3903 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3904 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3906 2005-08-04 Richard Henderson <rth@redhat.com>
3909 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3910 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3911 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3912 if we'd have to instantiate too many members.
3914 2005-08-04 Richard Henderson <rth@redhat.com>
3917 * tree-outof-ssa.c (coalesce_asm_operands): New.
3918 (coalesce_ssa_name): Use it. Split out ...
3919 (coalesce_phi_operands, coalesce_result_decls): ... these.
3921 2005-08-04 Paul Brook <paul@codesourcery.com>
3923 * read-rtl.c (read_quoted_string): Break if EOF.
3925 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3927 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3928 (fold_build2): Likewise.
3929 (fold_build3): Likewise.
3930 (fold_build1_stat): New function prototype.
3931 (fold_build2_stat): Likewise.
3932 (fold_build3_stat): Likewise.
3933 * fold-const.c (fold_build1): Rename to ..
3934 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3935 through to build1_stat.
3936 (fold_build2): Rename to ..
3937 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3938 through to build2_stat.
3939 (fold_build3): Rename to ..
3940 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3941 through to build3_stat.
3943 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3944 Ian Lance Taylor <ian@airs.com>
3946 * function.c (assign_stack_local_1): Do not correct stack slot
3947 address if allocation size is smaller than mode size.
3949 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3952 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3953 (tree_merge_blocks): Propagate anything allowed by
3955 Clarify documentation.
3956 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3957 SSA form, schedule an update if necessary.
3959 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3961 * doc/install.texi (Binaries): Remove broken link to
3962 Sinix/Reliant Unix binaries.
3964 2005-08-03 Richard Henderson <rth@redhat.com>
3967 * function.c (stack_protect_epilogue): Export.
3968 * tree.h (stack_protect_epilogue): Declare.
3969 * calls.c (expand_call): Call it.
3971 2005-08-03 Eric Christopher <echristo@apple.com>
3973 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
3974 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
3977 2005-08-04 Jan Hubicka <jh@suse.cz>
3979 * profile.c (branch_prob): Split edges with goto locus on them
3980 to get proper line counts.
3981 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
3983 2005-08-03 Paul Brook <paul@codesourcery.com>
3985 * function.c (assign_parms): Round current_function_args_size
3986 to PARM_BOUNDARY, not STACK_BOUNDARY.
3988 2005-08-03 Geoffrey Keating <geoffk@apple.com>
3990 * config/i386/i386.c (x86_elf_aligned_common)
3991 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
3993 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
3995 PR tree-optimization/23157
3996 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
3997 before emitting them.
3999 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4001 PR tree-optimization/19899
4002 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4003 * tree-scalar-evolution.c: Include real.h.
4004 (add_to_evolution): Build constant -1 of correct type.
4006 2005-08-03 Jan Hubicka <jh@suse.cz>
4008 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4009 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4010 profile updating for complette unrolling.
4011 * loop-unroll.c (peel_loop_completely): Use it.
4012 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4013 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4016 2005-08-03 Paul Brook <paul@codesourcery.com>
4018 * combine.c (can_change_dest_mode): New function.
4019 (try_combine, simplify_set): Use it.
4021 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4023 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4026 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4028 * doc/install.texi (Specific): Adjust link to openavr.org.
4029 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4030 (Binaries): Adjust HP-UX Porting Center link.
4031 (Binaries): Adjust Free Software Foundation ordering link.
4033 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4035 * convert.c (convert_to_integer): Use fold_build1 instead of
4036 build1 when converting an integer to an integer.
4038 2005-08-02 Richard Henderson <rth@redhat.com>
4040 * combine.c (combine_instructions): Don't use reg_equal/equiv
4041 results if the mode doesn't match.
4043 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4045 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4046 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4048 2005-08-02 Richard Henderson <rth@redhat.com>
4051 * explow.c (memory_address): Remove special-case for
4052 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4054 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4057 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4058 number of calls to cleanup_tree_cfg_1.
4060 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4062 * doc/invoke.texi: document file extensions .F90 and .F95
4064 2005-08-02 Richard Guenther <rguenther@suse.de>
4066 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4067 positive if its first argument is positive.
4069 2005-08-02 Richard Guenther <rguenther@suse.de>
4071 PR tree-optimization/23177
4072 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4075 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4077 PR tree-optimization/23129
4078 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4079 varying for divisions with anti-ranges.
4081 2005-08-02 Jan Hubicka <jh@suse.cz>
4083 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4084 * tree-ssa-threadupdate.c (thread_block): Add it here.
4086 2005-08-01 James E Wilson <wilson@specifix.com>
4088 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4089 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4090 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4092 * config/mips/predicates.md (const_call_insn_operand): Add check for
4093 SYMBOL_REF_LONG_CALL_P.
4094 * doc/extend.texi (long_call): Document the new attribute.
4096 2005-08-01 Ian Lance Taylor <ian@airs.com>
4097 Richard Henderson <rth@redhat.com>
4099 * Makefile.in (RTL_BASE_H): Add real.h.
4100 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4102 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4104 * rtl.c (rtl_check_failed_code_mode): New.
4105 * rtl.h (struct rtx_def): Add u.rv.
4106 (XCMWINT, XCNMPRV): New.
4107 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4108 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4110 2005-08-01 Richard Henderson <rth@redhat.com>
4112 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4113 with auto-inc codes.
4115 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4117 2005-08-01 Jan Hubicka <jh@suse.cz>
4119 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4120 * i386.c: Include dwarf2.h
4121 (asm_preferred_eh_data_format): New.
4122 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4124 2005-08-01 Ian Lance Taylor <ian@airs.com>
4126 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4127 randomize_va_space for virtual address randomization control.
4129 2005-08-01 Steven Bosscher <stevenb@suse.de>