1 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
6 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
8 Fix PR tree-optimization/24231
10 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
11 (compute_avail): Ditto.
13 2005-10-18 Richard Henderson <rth@redhat.com>
16 * config/i386/i386.c (legitimate_constant_p): Check
17 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
19 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
20 (legitimate_pic_address_disp_p): Reorg CONST checking to make
21 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
23 (print_operand_address): Likewise.
24 * config/i386/predicates.md (x86_64_immediate_operand): Test
25 SYMBOL_REF_TLS_MODEL properly inside CONST.
26 (x86_64_zext_immediate_operand): Likewise.
27 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
28 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
29 * config/i386/i386-protos.h: Remove predicates.md entries.
31 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
33 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
34 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
36 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
37 Ian Lance Taylor <ian@airs.com>
40 * fold-const.c (fold_widened_comparison): Do not allow range based
41 constant folding when right operand cannot be unwidened.
43 2005-10-17 Richard Henderson <rth@redhat.com>
45 * builtins.c (expand_builtin_synchronize): Build a new-style asm
46 with a memory clobber.
48 2005-10-17 James E Wilson <wilson@specifix.com>
50 PR rtl-optimization/17356
51 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
54 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
56 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
57 the slot on an even boundary for any type with 16-byte alignment.
59 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
62 * md.texi (Modifiers) <%>: Clarify that % doesn't work
63 after register allocation.
65 2005-10-17 DJ Delorie <dj@redhat.com>
67 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
70 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
73 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
76 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
78 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
79 to 2 if it's already non-zero.
80 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
81 is set and warn about it if flag_schedule_insns is 1.
83 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
85 * config/crx/crx.md: Compare-and-branch instructions need to
88 2005-10-17 Uros Bizjak <uros@kss-loka.si>
91 * config/i386/i386.md (*pushdi2_rex64 splitter)
92 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
93 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
94 flow2 pass only when (optimize > 0 && flag_peephole2).
96 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
99 * gcc.c (have_c): New static variable.
101 (process_command): Remove declation of have_c.
102 Set have_o to 1 when handling -o.
103 (main): Add a fatel error if there are multiple
104 files specified and -o and -c/-S is passed witout
105 -combine or multiple languages.
107 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
109 Fix PR tree-optimization/22444
110 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
111 Assert that we don't hit something with subvars.
112 (setup_pointers_and_addressables): Don't add things with subvars,
113 because we'll already process the subvars for aliasing purposes.
115 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
118 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
119 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
120 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
121 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
122 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
123 swapped, alternatives for the R constraint.
126 * builtins.c (get_builtin_sync_mode): Make unlimited
127 mode_for_size request.
129 2005-10-15 Richard Henderson <rth@redhat.com>
131 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
132 (gimplify_expr): ... here.
133 (gimplify_compound_lval): Use it in initial scan loop. Allow
134 fb_lvalue in base expression.
136 2005-10-15 Richard Henderson <rth@redhat.com>
139 * builtins.c (expand_builtin_trap): Export.
140 * expr.h (expand_builtin_trap): Declare.
141 * expr.c (expand_assignment): Emit a trap for integral offsets
142 from registers that weren't reduced to bitpos.
144 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
145 (mark_array_ref_addressable): Remove.
146 * tree-flow.h (mark_array_ref_addressable): Remove.
147 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
149 2005-10-15 James E Wilson <wilson@specifix.com>
152 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
153 (add_dependence_list_and_free): Likewise.
154 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
157 2005-10-15 Diego Novillo <dnovillo@redhat.com>
161 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
162 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
164 (vrp_visit_phi_node): Only prevent infinite iterations when
165 the previous result and the new result are both VR_RANGEs.
167 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
169 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
172 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
175 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
178 2005-10-14 Per Bothner <per@bothner.com>
180 PR preprocessor/21250
181 * c-ppoutput.c (print_line): Print internal line 0 as 1.
183 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
186 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
187 overflow flags. Refactor some conditionals.
189 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
192 * tree-dfa.c (add_referenced_var): Only look at decls which
193 have TREE_CONSTANT or TREE_READONLY set instead of if
194 !TREE_PUBLIC or !TREE_CONSTANT.
196 2005-10-13 James E Wilson <wilson@specifix.com>
198 * doc/invoke.texi: For -x, add f95-cpp-input.
199 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
201 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
203 PR tree-optimization/24262
204 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
205 in loop all the time.
207 2005-10-12 Richard Henderson <rth@redhat.com>
210 * tree.h (DECL_TRANSPARENT_UNION): Remove.
211 * function.c (assign_parm_find_data_types): Don't support it.
212 * print-tree.c (print_node): Likewise.
213 * c-common.c (handle_transparent_union_attribute): Likewise.
214 Use build_duplicate_type.
215 * tree-inline.c (remap_type_1): Split out of remap_type;
216 properly remap aggregate fields.
217 (build_duplicate_type): New.
218 * doc/extend.texi (Variable Attributes): Remove documentation
219 for transparent_union.
221 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
224 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
225 (gen_stack_pointer_dec): Likewise.
227 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
231 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
233 (struct cxx): Add adjust_class_at_definition target hook.
234 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
235 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
236 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
237 hook_void_tree. Add to TARGET_CXX.
238 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
240 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
241 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
242 instead of attribute. Check for dllexport override. Warn if
243 inconsistent dll linkage. Don't lose old dllimport if decl has
244 had address referenced. Tweak lookup of dllimport atribute.
245 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
246 for target specific rules. Don't add dllimport attribute if
247 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
249 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
250 * varasm.c (initializer_constant_valid_p): Replace
251 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
255 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
256 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
257 (i[34567]86-*-mingw32*): Likewise.
259 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
260 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
262 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
263 C++-specific code. Change return value to bool.
264 (i386_pe_dllimport_p): Likewise.
265 (associated_type): Simplify and make language-independent
266 (i386_pe_encode_section_info): Replace override of ambiguous
267 dllimport symbol refs with a gcc_assert.
268 (i386_pe_valid_dllimport_attribute_p): Define.
269 * config/i386/winnt-cxx.c: New file. Define C++ versions of
270 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
271 i386_pe_adjust_class_at_definition.
272 * config/i386/winnt-stubs.c: New file. Define stub versions of
273 lang-specific functions.
274 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
275 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
276 i386_pe_adjust_class_at_definition.
277 (i386_pe_valid_dllimport_attribute_p): Declare.
278 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
279 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
280 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
283 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
284 dllimport attribute with test of DECL_DLLIMPORT_P.
286 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
288 * combine.c (make_extraction): Correct offset computation.
290 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
292 * config/cris/t-linux (LIMITS_H_TEST): Define.
294 2005-10-12 Richard Henderson <rth@redhat.com>
297 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
299 2005-10-12 Richard Guenther <rguenther@suse.de>
301 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
303 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
306 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
307 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
310 2005-10-12 Richard Guenther <rguenther@suse.de>
313 * varasm.c (output_constant): Correct typo from previous
316 2005-10-11 Ian Lance Taylor <ian@airs.com>
318 PR rtl-optimization/13931
319 * combine.c: Revert patch of 2003-05-14, and:
320 (try_combine): Only set elim_i1 and elim_i2 if the destination is
321 completely killed in the appropriate insn.
322 (distribute_notes): Don't skip multiple hard register test for
325 2005-10-11 Richard Henderson <rth@redhat.com>
328 * c-typeck.c (convert_for_assignment): Use build_constructor_single
329 to initialize a transparent union instead of a nop_expr.
331 2005-10-11 Richard Henderson <rth@redhat.com>
333 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
334 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
335 (tree_ssa_dce_loop): Call scev_reset.
338 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
339 * tree-ssa-dce.c: Include cfgloop.h.
340 (tree_ssa_dce_loop, pass_dce_loop): New.
341 * tree-pass.h (pass_dce_loop): Declare it.
342 * passes.c (init_optimization_passes): Use it.
344 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
347 * convert.c (convert_to_real): Revert 2005-10-05 patch.
348 Only apply the optimization for rounding builtins if the inner
349 cast is also an extension.
351 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
354 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
355 mark_new_vars_to_rename instead of update_stmt.
357 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
359 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
361 2005-10-11 Jakub Jelinek <jakub@redhat.com>
363 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
364 for setting MMX register to 0 rather than mmx.
366 2005-10-10 Steve Ellcey <sje@cup.hp.com>
369 * configure.ac: Move gas check from mips specific case to common case.
370 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
371 * configure: Regenerate
372 * doc/install.texi: Update.
374 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
377 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
379 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
381 * gcc.c (do_spec_1): Accept numeric characters in file name
384 2005-10-10 Nick Clifton <nickc@redhat.com>
386 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
387 describing the deleted arm_gen_rotated_half_load function.
389 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
391 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
394 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
396 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
398 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
399 (EXTRA_MULTILIB_PARTS): Define.
400 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
401 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
402 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
403 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
404 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
405 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
407 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
409 PR tree-optimization/24226
410 * tree-cfg.c (remove_bb): Clean up unreachable loops.
411 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
412 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
415 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
417 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
419 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
422 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
423 Rewrite for no need for the early clobber.
425 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
427 Merge from csl-arm-branch:
428 2005-09-07 Paul Brook <paul@codesourcery.com>
429 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
432 2005-04-30 Paul Brook <paul@codesourcery.com>
433 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
434 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
436 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
437 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
438 (arm_override_options): Use TARGET_AAPCS_BASED.
439 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
440 (PTRDIFF_TYPE): Use int for AAPCS.
441 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
442 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
443 (DEFAULT_SHORT_ENUMS): Delete.
444 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
446 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
447 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
448 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
449 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
451 2004-12-03 Mark Mitchell <mark@codesourcery.com>
452 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
454 2004-11-22 Mark Mitchell <mark@codesourcery.com>
455 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
457 2004-11-19 Mark Mitchell <mark@codesourcery.com>
458 * config.gcc (arm*-*-linux-gnueabi): Add it.
459 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
461 (TARGET_OS_CPP_BUILTINS): Likeiwse.
462 * config/arm/linux-eabi.h: New file.
463 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
464 (LINUX_TARET_LINK_SPEC): Likewise.
466 * config/arm/t-linux-eabi: New file.
468 2005-10-08 Steven Bosscher <stevenb@suse.de>
471 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
473 (PARAM_SMS_DFA_HISTORY): Likewise.
475 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
478 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
479 (load_register_parameters): Call it.
480 (check_sibcall_argument_overlap_1): Likewise.
481 (store_one_arg): Likewise.
483 2005-10-07 James E. Wilson <wilson@specifix.com>
485 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
486 DImode not VECINT24 for operand 2.
489 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
493 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
494 fr_spill): Use destination_operand for operand 0.
496 2005-10-07 DJ Delorie <dj@redhat.com>
498 * varasm.c (output_constant): Limit error to expanding
501 2005-10-07 Richard Guenther <rguenther@suse.de>
504 * fold-const.c (fold_binary): Fix operand types during folding
505 of X op (A, Y). Evaluation order of the side-effects of
506 X and A are frontend-defined, so ensure we honour that even for
507 tcc_comparison class operands; eased by removing duplicate code.
509 2005-10-07 Steve Ellcey <sje@cup.hp.com>
511 * stor-layout.c (layout_type): Do not allow alignment of array
512 elements to be greater than their size.
514 2005-10-07 Steve Ellcey <sje@cup.hp.com>
516 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
518 (hppa*-*-linux*): Ditto.
519 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
520 * config/host-hpux.c: New.
521 * config/x-hpux: New.
522 * config/pa/x-hpux: Remove.
523 * config/pa/x-linux: Remove.
524 * config/pa/pa-host.c: Remove.
526 2005-10-07 Jeff Law <law@redhat.com>
528 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
529 determine whether or not to try and thread outgoing edges.
531 2005-10-07 David Edelsohn <edelsohn@gnu.org>
533 * config/rs6000/rs6000.md (eqsi_power): New.
534 (neg_eq0si): Add TARGET_POWER to final condition.
537 2005-10-06 Richard Henderson <rth@redhat.com>
539 * config/rs6000/rs6000.c: Revert last change.
541 2005-10-06 Richard Henderson <rth@redhat.com>
543 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
544 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
546 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
550 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
551 out return_label and naked_return_label.
553 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
555 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
558 2005-10-06 Richard Henderson <rth@redhat.com>
561 * tree-inline.c (declare_return_variable): Handle modify_dest not
564 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
566 Fix PR tree-optimization/22488
567 * tree-ssa-structalias.c (check_for_overlaps): New function.
568 (create_variable_info_for): Use it.
570 2005-10-06 Richard Henderson <rth@redhat.com>
573 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
574 (dwarf2out_start_source_file): Print it.
576 2005-10-06 Geoffrey Keating <geoffk@apple.com>
578 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
580 2005-10-06 Richard Henderson <rth@redhat.com>
583 * mode-switching.c (optimize_mode_switching): Clear transp bit
584 for block with incomming abnormal edges.
586 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
587 (fpscr_set_from_mem): Use them.
588 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
589 (fpscr postinc splitters): Rewrite as peephole2+split.
591 2005-10-06 David Edelsohn <edelsohn@gnu.org>
593 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
594 (eq<mode>_compare): Same.
596 2005-10-06 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/24238
599 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
601 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
603 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
604 here. Use AC_PATH_PROG for environment variables instead of
606 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
608 * configure: Regenerated.
610 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
613 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
614 then force it into a register.
615 (call_value): Likewise.
617 2005-10-06 Richard Henderson <rth@redhat.com>
620 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
621 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
622 under pass_vectorize.
624 2005-10-05 Devang Patel <dpatel@apple.com>
627 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
628 handling constants. Check NAMESPACE_DECL context for constants.
630 2005-10-05 Eric Christopher <echristo@apple.com>
632 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
634 2005-10-05 Richard Henderson <rth@redhat.com>
637 * tree-cfg.c (mark_array_ref_addressable_1): New.
638 (mark_array_ref_addressable): New.
639 * tree-flow.h (mark_array_ref_addressable): Declare.
640 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
642 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
646 * reload.c (subst_reloads): When adding a REG_LABEL to a
647 jump instruction, also update JUMP_LABEL.
649 2005-10-05 David Edelsohn <edelsohn@gnu.org>
651 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
652 * bb-reorder.c (copy_bb_p): Use it.
653 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
655 2005-10-05 Richard Henderson <rth@redhat.com>
658 * toplev.c (process_options): Warn about unsupported combinations
659 of unwind tables and omit-frame-pointer.
660 * config/i386/i386.c (override_options): Similarly. Enable
661 accumulate-outgoing-args if not explicitly disabled.
663 2005-10-05 Steve Ellcey <sje@cup.hp.com>
665 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
666 Handle big endian vs. small endian.
667 (vec_initv2sf): Handle big endian vs. small endian.
668 (*vec_extractv2sf_1): Ditto.
670 2005-10-05 Dale Johannesen <dalej@apple.com>
672 * convert.c (convert_to_real): Don't convert
673 (float)floor(double d) to floorf((float)d).
675 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
677 * config/arm/arm.md (insv): Use gen_int_mode in more places.
679 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
681 PR tree-optimization/18587
682 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
683 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
684 build_vuses): Change to VEC type.
685 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
686 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
687 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
688 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
689 (get_name_decl): New. Return DECL_UID of base variable.
690 (operand_build_cmp): New. qsort comparison routine.
691 (operand_build_sort_virtual): New. Sort virtual build vector.
692 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
693 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
694 (FINALIZE_BASE): Use get_name_decl.
695 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
696 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
697 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
698 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
699 direct VEC_* manipulations.
700 (build_ssa_operands): Call operand_build_sort_virtual.
701 (copy_virtual_operand, create_ssa_artficial_load_stmt,
702 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
703 with direct VEC_* manipulations.
704 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
705 with direct VEC manipulations.
707 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
709 PR tree-optimization/21419
710 PR tree-optimization/24146
711 PR tree-optimization/24151
713 * c-typeck.c (readonly_error): Handle USE being lv_asm.
714 (build_asm_expr): Call it if outputs are read-only.
715 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
717 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
718 Paolo Bonzini <bonzini@gnu.org>
722 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
723 enable the instructions and not just the built-ins.
724 * doc/invoke.texi (x86 Options): Likewise.
726 2005-10-04 Geoffrey Keating <geoffk@apple.com>
728 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
730 * doc/invoke.texi (Option Summary): Correct spelling
731 of -mmacosx-version-min.
733 2005-10-04 Devang Patel <dpatel@apple.com>
735 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
738 2005-10-04 Steve Ellcey <sje@cup.hp.com>
740 * tree-vect-transform.c (vect_create_epilog_for_reduction):
741 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
743 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
745 * config/s390/s390.md ("TDSI","DP"): New mode macros.
746 ("TE","tg"): New mode attributes.
747 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
748 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
749 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
750 dword_mode and one for GPRmode.
752 2005-10-04 Ian Lance Taylor <ian@airs.com>
754 PR preprocessor/13726
755 * c-ppoutput.c (cb_include): Add comments parameter, and print out
756 any comments passed in.
758 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
760 * tree.c (annotate_with_file_line): Fix typo.
762 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
765 * builtins.c (fold_builtin_memcmp): When constructing the pointer
766 type used to access data in the inlined length == 1 case, use
767 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
768 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
770 2005-10-04 Uros Bizjak <uros@kss-loka.si>
772 * config/i386/i386.h (TARGET_FISTTP): Enable also for
773 TARGET_SSE3 and only for TARGET_80387.
774 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
775 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
776 Do not depend on TARGET_80387.
778 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
780 * tree.c (last_annotated_node): Change type to location_t*.
781 (annotate_with_file_line): Reflect the change of
782 last_annotated_node type.
784 2005-10-04 Richard Guenther <rguenther@suse.de>
787 * c-decl.c (grokdeclarator): Don't write to fields
790 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
793 * c-decl.c (finish_decl): Use set_user_assembler_name even for
795 * varasm.c (make_decl_rtl): If a register variable does not
796 have a set user assmbler name, error out.
797 Decode the asmspec is now name+1 bypassing '*'.
799 2005-10-04 Steven Bosscher <stevenb@suse.de>
801 PR tree-optimization/23049
802 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
803 of a COND_EXPR is folded before calling fold on the whole rhs of a
804 conditional assignment.
805 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
806 document that a COND_EXPR may appear there.
808 2005-10-03 Diego Novillo <dnovillo@redhat.com>
811 * tree-vrp.c (extract_range_from_assert): If the new numeric
812 range created out of the assertion contradicts the existing
813 numeric range of the ASSERT_EXPR variable, make the new range
816 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
818 * config/sh/sh.c (sh_register_move_cost): Add case for moving
819 from T_REGS to FP register class.
821 2005-10-03 Richard Henderson <rth@redhat.com>
824 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
825 before creating a new one.
827 2005-10-03 David Edelsohn <edelsohn@gnu.org>
829 * config/rs6000/t-aix43 (LDFLAGS): New.
830 * config/rs6000/t-aix52 (LDFLAGS): New.
832 2005-10-03 Ian Lance Taylor <ian@airs.com>
834 * gimplify.c (find_single_pointer_decl_1): New static function.
835 (find_single_pointer_decl): New static function.
836 (internal_get_tmp_var): For a formal variable, set restrict base
837 information if appropriate.
838 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
840 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
841 (DECL_GET_RESTRICT_BASE): Define.
842 (SET_DECL_RESTRICT_BASE): Define.
843 (decl_restrict_base_lookup): Declare.
844 (decl_restrict_base_insert): Declare.
845 (struct tree_decl_with_vis): Add based_on_restrict_p field.
846 * tree.c (restrict_base_for_decl): New static variable.
847 (init_ttree): Initialize restrict_base_for_decl.
848 (copy_node_stat): Copy restrict base information.
849 (decl_restrict_base_lookup): New function.
850 (decl_restrict_base_insert): New function.
851 (print_restrict_base_statistics): New static function.
852 (dump_tree_statistics): Call print_restrict_base_statistics.
854 2005-10-02 Diego Novillo <dnovillo@redhat.com>
857 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
860 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
863 * c-typeck.c (tagged_tu_seen): Rename to ...
864 (tagged_tu_seen_cache): this and add val field.
865 (comptypes): Move functional to comptypes_internal
866 and free tagged_tu_seen.
867 (comptypes_internal): New function and call comptypes_internal
868 instead of comptypes. Speed up by sibcalling
869 tagged_types_tu_compatible_p.
870 (alloc_tagged_tu_seen): New function
871 (free_all_tagged_tu_seen_up_to): New function.
872 (tagged_types_tu_compatible_p): Return the val of the seen two
874 Add that the two types are the same to tagged_tu_seen_base
875 if they are and call comptypes_internal instead of comptypes.
876 <case UNION_TYPE>: Speed up common type where the fields are
878 (function_types_compatible_p): Call comptypes_internal instead of
880 (type_lists_compatible_p): Likewise.
881 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
883 2005-10-02 Matthias Klose <doko@debian.org>
885 * doc/invoke.texi: Fix typo and speling error.
887 2005-10-01 Richard Henderson <rth@redhat.com>
889 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
891 2005-10-01 Mark Mitchell <mark@codesourcery.com>
893 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
894 using --start-group and --end-group.
896 2005-10-01 Diego Novillo <dnovillo@redhat.com>
898 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
899 FIXME note regarding quirky semantics.
901 2005-10-01 Diego Novillo <dnovillo@redhat.com>
904 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
905 non-null range as a last resort.
907 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
908 Diego Novillo <dnovillo@redhat.com>
911 * tree-vrp.c (extract_range_from_assert): For !=
912 assertions, only build an anti-range if LIMIT is a
915 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
917 * arm.md (movqi): On thumb when optimizing, handle loading from
918 memory by describing this as taking a subreg of a zero-extended load
919 into an SImode register.
922 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
924 * reload1.c (merge_assigned_reloads): Do not change any
925 RELOAD_FOR_OUTPUT_ADDRESS reloads.
927 2005-09-30 Geoffrey Keating <geoffk@apple.com>
929 * Makefile.in (LIPO_FOR_TARGET): Define.
930 (STRIP_FOR_TARGET): Define.
932 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
933 before creating new ones. Do symlinks before creating the actual
936 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
937 to work out which multilibs are actually being built.
939 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
941 * tree-vect-transform.c, config/ms1/ms1.md,
942 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
943 Follow spelling conventions.
944 * doc/invoke.texi, doc/md.texi: Fix typos.
946 2005-09-30 Andrew Macleod <amacleod@redat.com>
948 PR tree-optimization/21430
949 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
950 use operands, and set stmt pointer if need be.
951 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
952 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
955 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
958 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
960 2005-09-29 Mark Mitchell <mark@codesourcery.com>
962 * optabs.c (expand_binop): Initialize first_pass_p.
964 2005-09-29 Jakub Jelinek <jakub@redhat.com>
967 * c-decl.c (c_write_global_declarations_1): If any
968 wrapup_global_declaration_2 call returned true, restart the loop.
970 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
972 Fix PR tree-optimization/24117
973 * tree-ssa-structalias.c (find_func_aliases): Strip nops
974 before considering whether to use anyoffset.
976 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
980 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
982 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
984 (swap_commutative_operands_with_target): New.
986 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
989 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
992 2005-09-29 Steven Bosscher <stevenb@suse.de>
994 PR tree-optimization/23911
995 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
996 and IMAGPART_EXPR too.
998 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1001 * expmed.c (expand_shift): Move logic to reverse rotation
1002 direction when rotating by constants ...
1003 * optabs.c (expand_binop): ... here.
1004 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1005 (ix86_rotrdi3): New pattern.
1006 (rotldi3): Handle 32-bit mode.
1007 (ix86_rotldi3): New pattern.
1009 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1012 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1013 check for numbers that need no bit twiddle.
1015 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1017 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1018 multilib to be built.
1020 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1021 (stage1-start): Delete old libgcc and libunwind before moving
1022 anything into the stage directory.
1023 (stage2-start): Likewise.
1024 (stage3-start): Likewise.
1025 (stage4-start): Likewise.
1026 (stageprofile-start): Likewise.
1027 (stagefeedback-start): Likewise.
1028 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1029 header in tm_file and CPU-specific t-darwin in tmake_file.
1030 (i[34567]86-*-darwin*): Don't change tm_file.
1031 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1032 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1033 shared library stub for target OS version.
1034 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1035 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1036 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1037 (libgcc_s.%.dylib): New.
1039 (install-darwin-libgcc-stubs): New.
1040 (INSTALL_LIBGCC): New append.
1041 * config/i386/darwin-libgcc.10.4.ver: New.
1042 * config/i386/darwin-libgcc.10.5.ver: New.
1043 * config/i386/t-darwin: New.
1044 * config/rs6000/darwin-libgcc.10.4.ver: New.
1045 * config/rs6000/darwin-libgcc.10.5.ver: New.
1046 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1047 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1049 2005-09-28 Paul Brook <paul@codesourcery.com>
1051 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1054 2005-09-28 Richard Guenther <rguenther@suse.de>
1056 PR tree-optimization/23853
1057 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1058 host_integerp to verify misalignment value.
1060 2005-09-28 Richard Henderson <rth@redhat.com>
1062 * builtins.c (get_builtin_sync_mode): New.
1063 (expand_builtin_sync_operation): Pass in mode argument.
1064 (expand_builtin_compare_and_swap): Likewise.
1065 (expand_builtin_lock_test_and_set): Likewise.
1066 (expand_builtin_lock_release): Likewise.
1067 (expand_builtin): Update to match.
1069 2005-09-28 Nick Clifton <nickc@redhat.com>
1071 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1072 formatting. Add check to PLUS case to ensure that the offset is
1073 within an acceptable range.
1075 * config/v850/v850.md (casesi): Disable the generation of the
1076 switch pattern as it is not being handled properly at the moment.
1078 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1079 for when the high words are identical.
1081 2005-09-27 Richard Henderson <rth@redhat.com>
1083 * pretty-print.c (pp_base_format): Fix typo for %>.
1085 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1086 Devang Patel <dpatel@apple.com>
1088 PR tree-optimization/23625
1089 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1090 LABEL_EXPR, assertion check.
1092 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1094 * optabs.c (no_conflict_move_test): Check if a result of a
1095 to-be-moved insn would be clobbered by an originally
1098 2005-09-27 Jeff Law <law@redhat.com>
1100 * passes.c (init_optimization_passes): Replace copy propagation
1101 passes immediately after DOM with phi-only copy propagation
1102 pases. Add phi-only copy propagation pass after first DOM pass.
1103 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1104 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1105 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1106 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1107 to init_copy_prop. Callers updated.
1108 (do_phi_only_copy_prop): New function.
1109 (pass_phi_only_copy_prop): New pass descriptor.
1111 2005-09-27 Nick Clifton <nickc@redhat.com>
1113 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1115 2005-09-26 Jason Merrill <jason@redhat.com>
1118 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1120 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1122 2005-09-26 James E Wilson <wilson@specifix.com>
1124 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1125 copyright. Add gcc copyright plus libgcc exception.
1126 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1128 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1130 2005-09-26 Jeff Law <law@redhat.com>
1132 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1133 about when to iterate.
1135 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1138 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1139 for __complex__ double in -mcpu=G5 mode.
1141 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1143 PR tree-optimization/23942
1144 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1145 * tree-scalar-evolution.c: Include params.h.
1147 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1148 follow_ssa_edge_in_condition_phi_branch,
1149 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1150 Change return type to t_bool. Use a parameter to limit the size of
1151 trees that are walked before stopping
1152 (analyze_evolution_in_loop): Initialize the limit to 0.
1153 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1154 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1156 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1159 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1160 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1162 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1164 * combine.c (make_extraction): Check for valid use of subreg.
1166 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1169 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1170 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1171 ("fist<mode>2_with_temp"): Use only register operands.
1173 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1175 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1176 CALL_INSN_FUNCTION_USAGE.
1178 2005-09-26 Richard Guenther <rguenther@suse.de>
1181 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1182 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1183 (ldst_entry): Use the hashtable instead of list-walking.
1184 (find_rtx_in_ldst): Likewise.
1185 (free_ldst_entry): Free the hashtable.
1186 (compute_ld_motion_mems): Create the hashtable.
1187 (trim_ld_motion_mems): Remove entry from hashtable if
1188 removing it from list.
1189 (compute_store_table): Likewise^2.
1190 (store_motion): Free hashtable in case we did not see
1193 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1195 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1196 and arg1 if we are passing them to fold_build2.
1198 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1201 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1204 2005-09-25 Richard Henderson <rth@redhat.com>
1206 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1207 SYMBOL_REF_TLS_MODEL to be correct.
1209 2005-09-24 Richard Henderson <rth@redhat.com>
1211 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1212 end of function. Reindent.
1214 2005-09-24 Ian Lance Taylor <ian@airs.com>
1216 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1217 NEGATE_EXPR/BIT_NOT_EXPR case.
1219 2005-09-24 Richard Henderson <rth@redhat.com>
1221 * c-common.c (handle_mode_attribute): When not modifying in place,
1222 create subtypes for enumerations.
1223 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1224 * gimplify.c (create_tmp_from_val): Likewise.
1226 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1228 * config/i386/i386.md (*tls_global_dynamic_64,
1229 *tls_local_dynamic_base_64): Add missing mode to call.
1230 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1232 2005-09-24 Jan Hubicka <jh@suse.cz>
1234 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1235 (cgraph_clone_node): Likewise.
1236 * cgraph.h (cgraph_clone_edge): Update prototype.
1237 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1238 duplicated prototypes; add updating argument.
1239 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1240 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1242 (cgraph_mark_inline_edge): Likewise.
1243 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1244 (cgraph_flatten_node): Likewise.
1245 (cgraph_decide_recursive_inlining): Likewise.
1246 (cgraph_decide_inlining_of_small_function): Likewise.
1247 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1249 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1250 Pete Steinmetz <steinmtz@us.ibm.com>
1252 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1253 (rldic.): Set type to "compare".
1255 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1256 mfjmpr for MFCTR/MFLR.
1257 (movdf_hardfloat64): Same.
1258 (movdf_softfloat64): Same. Correct order of store and move types.
1259 (movti_string): Set type to store_ux/load_ux.
1260 (load_multiple): Set type to load_ux.
1261 (store_multiple): Set type to store_ux.
1262 (movmemsi): Set type to store_ux.
1263 (output_cbranch direct_return): Set type to jmpreg.
1264 (stmw): Set type to store_ux.
1265 (lmw): Set type to load_ux.
1266 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1267 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1268 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1269 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1270 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1271 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1272 (rios1-fpstore): Increase latency to 3.
1273 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1274 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1276 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1277 Andrew Pinski <pinskia@physics.uc.edu>
1279 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1280 operand2 constraint to "b".
1281 (sync_<fetchop_name>di_internal): Same.
1282 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1284 (sync_old_<fetchop_name>di_internal): Same.
1285 (sync_new_<fetchop_name>si_internal): Same.
1286 (sync_new_<fetchop_name>di_internal): Same.
1288 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1291 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1292 case, define as macros.
1294 PR rtl-optimization/23837
1295 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1296 clobber / clobber match between dest and p->first.
1298 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1299 (no_conflict_move_test): Update comments.
1301 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1303 * doc/install.texi: Update URL for Jacks.
1304 * doc/sourcebuild.texi: Likewise.
1306 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1309 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1310 registers when choosing register preferences.
1311 (movdf_hardfloat64): Same.
1313 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1315 * expmed.c (expand_shift): Don't use the target of the rotate as
1316 target for the first expanded shift insn.
1317 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1319 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1321 PR tree-optimization/22438
1322 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1323 preserved iv rhs rewriting specially.
1325 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1327 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1328 estimate_only is true.
1329 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1330 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1331 tree-ssa-structalias.c
1332 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1333 ref_contains_indirect_ref.
1334 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1336 2005-09-21 DJ Delorie <dj@redhat.com>
1338 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1340 (mn10300_return_in_memory): Support variable size types also.
1341 (mn10300_pass_by_reference): Likewise.
1342 (mn10300_function_value): New.
1343 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1344 (FUNCTION_OUTGOING_VALUE): Likewise.
1345 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1346 * doc/invoke.texi: Document it.
1348 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1351 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1352 force integer op1 into register for XFmode compares.
1354 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1357 * expmed.c (alg_code): Add alg_impossible.
1358 (alg_hash_entry): Add cost.
1359 (synth_mult): Record alg_impossible in the hash table if
1360 multiplication by a given integer is impossble within the
1361 limit. Speed up using alg_impossible.
1363 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1365 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1366 argument. Allow and set any offset if needs_anyoffset is passed
1368 (get_constraint_for): Add argument here too.
1370 (do_structure_copy): Pass NULL to get_constraint_for.
1371 (handle_ptr_arith): Ditto.
1372 (find_func_aliases): Ditto.
1374 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1376 PR rtl-optimization/23898
1377 * output.h (get_attr_min_length): Declare.
1378 * final.c (get_attr_length_1): New function, broken out of:
1380 (get_attr_min_length): New function.
1381 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1382 (duplicate_computed_gotos): Likewise.
1383 * genattr.c (insn_min_length): Generate declaration.
1384 * genattrtab.c (min_fn, min_attr_value): New functions.
1385 (make_length_attrs): Generate insn_min_length.
1387 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1389 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1391 2005-09-20 Richard Henderson <rth@redhat.com>
1393 PR tree-optimization/24059
1394 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1397 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1399 * c.opt (fextended-identifiers): New.
1400 * c-opts.c (c_common_handle_option): Handle
1401 -fextended-identifiers.
1402 * doc/cpp.texi: Update documentation of extended identifiers.
1403 * doc/cppopts.texi (-fextended-identifiers): Document.
1405 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1407 PR tree-optimization/23929
1408 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1411 PR tree-optimization/23818
1412 * tree-stdarg.c (execute_optimize_stdarg): Call
1413 calculate_dominance_info.
1415 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1417 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1418 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1419 (compute_overlap_steps_for_affine_1_2): Use
1420 get_number_of_iters_for_loop.
1421 (analyze_subscript_affine_affine): Check whether difference is
1423 Use get_number_of_iters_for_loop.
1424 Check whether overlap occurs outside of bounds.
1425 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1427 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1429 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1430 base register if possible.
1432 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1434 PR tree-optimization/18463
1435 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1436 converting it directly is not possible.
1437 (chrec_convert_aggressive): New function.
1438 * tree-chrec.h (chrec_convert_aggressive): Declare.
1439 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1440 Fold chrec conversions aggressively if asked to.
1441 (instantiate_parameters): Modified because of changes in
1442 instantiate_parameters_1.
1444 2005-09-19 Richard Henderson <rth@redhat.com>
1446 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1447 (reduc_splus_v2df): New.
1449 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1451 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1452 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1454 2005-09-19 Richard Henderson <rth@redhat.com>
1456 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1459 2005-09-19 Richard Henderson <rth@redhat.com>
1461 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1462 (ia64_expand_dot_prod_v8qi): New.
1463 * config/ia64/ia64-protos.h: Update.
1464 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1465 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1466 sdot_prodv8qi, sdot_prodv4hi): New.
1467 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1469 2005-09-19 Richard Henderson <rth@redhat.com>
1472 * real.c (exact_real_truncate): Return false if the format cannot
1473 represent the number as a normal.
1475 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1476 for a memory source.
1478 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1480 * tree-ssa-operands.c (swap_tree_operands): Export.
1481 * tree.h (swap_tree_operands): Declare.
1482 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1483 Call swap_tree_operands.
1485 2005-09-19 Richard Henderson <rth@redhat.com>
1487 * tree-flow.h (merge_alias_info): Declare.
1488 * tree-ssa-copy.c (merge_alias_info): Export.
1489 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1490 (vect_create_data_ref_ptr): Use create_iv directly.
1491 (vectorizable_load): Use correct types for integer constants.
1492 (vect_generate_tmps_on_preheader): Likewise.
1493 (vect_gen_niters_for_prolog_loop): Likewise.
1495 2005-09-19 Steven Bosscher <stevenb@suse.de>
1497 PR rtl-optimization/23943
1498 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1500 2005-09-18 Jan Hubicka <jh@suse.cz>
1502 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1504 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1506 * varasm.c (output_constant): Do not abort on conversions to union
1507 types between different sizes.
1509 2005-09-18 Richard Guenther <rguenther@suse.de>
1512 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1515 2005-09-18 Paul Brook <paul@codesourcery.com>
1517 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1519 2005-09-17 Richard Henderson <rth@redhat.com>
1521 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1522 * tree-ssa-loop.c (pass_vect_dce): Remove.
1523 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1526 2005-09-17 Richard Henderson <rth@redhat.com>
1528 * tree-pass.h (pass_vect_dce): Declare.
1529 * passes.c (init_optimization_passes): Add it.
1530 * tree-flow.h (tree_ssa_dce): Declare.
1531 * tree-ssa-dce.c (tree_ssa_dce): Export.
1532 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1533 (gate_tree_vectorize): ... here.
1534 (pass_vect_dce): New.
1536 2005-09-17 Jan Hubicka <jh@suse.cz>
1538 * except.c (struct eh_status): Turn region_array into vec.
1539 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1540 convert_from_eh_region_ranges, find_exception_handler_labels,
1541 current_function_has_exception_handlers, assign_filter_values,
1542 build_post_landing_pads, dw2_build_landing_pads,
1543 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1544 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1545 foreach_reachable_handler, can_throw_internal_1,
1546 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1548 (duplicate_eh_region_1): Update region_array.
1549 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1551 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1554 * expmed.c (expand_mult): Substitute simple register for op0 when
1557 2005-09-17 Richard Henderson <rth@redhat.com>
1559 * expr.c (emit_move_via_integer): Add force argument, pass it on
1560 to emit_move_change_mode. Update callers.
1561 (emit_move_complex): Pass true to new force argument.
1562 * function.c (expand_function_end): Move expand_eh_return call
1563 earlier. Merge sub-word complex values into a pseudo before
1564 copying to the return hard register.
1566 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1568 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1569 between different sizes.
1571 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1575 * passes.c (init_optimization_passes): Register dump files for
1578 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1580 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1581 * config/s390/s390.c (s390_overlap_p): New function.
1582 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1583 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1586 2005-09-16 Richard Guenther <rguenther@suse.de>
1588 * ipa-pure-const.c (static_execute): Free auxiliar information.
1589 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1590 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1592 2005-09-15 DJ Delorie <dj@redhat.com>
1594 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1596 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1598 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1600 (swap_commutative_operands_with_target): New.
1602 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1604 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1607 (estimate_iters_using_array): New function.
1608 * tree-data-ref.h (estimate_iters_using_array): Prototype
1609 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1610 Use estimate_iters_using_array instead of analyze_array.
1612 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1614 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1617 2005-09-15 Michael Matz <matz@suse.de>
1619 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1621 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1623 PR tree-optimization/23835
1624 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1625 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1627 2005-09-14 Richard Henderson <rth@redhat.com>
1629 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1630 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1632 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1634 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1635 in the ARRAY_TYPE case.
1637 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1639 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1641 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1644 * tree-vect-transform.c (vectorizable_operation): Return false for
1645 scalar shift operations and for vector shift operations with
1646 non-invariant shift arguments. Use scalar tree operand op1 as
1647 a shift operand when vector shift insn pattern uses scalar shift
1649 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1651 2005-09-14 Olivier Hainque <hainque@adacore.com>
1653 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1654 value if it has side-effects.
1656 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1659 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1661 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1663 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1664 passed as NAME as if it were label at start of function code.
1666 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1668 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1671 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1673 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1674 as early clobber. Rewrite so the PIC register is not implicitly used.
1676 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1678 * tree.c (annotate_with_file_line): Compare line numbers before
1681 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1684 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1685 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1687 2005-09-13 Ian Lance Taylor <ian@airs.com>
1689 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1690 than a HOST_WIDEST_INT to gen_doloop_begin.
1692 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1694 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1696 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1698 PR tree-optimize/23817
1699 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1701 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1704 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1705 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1706 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1707 (restore_stack_nonlocal): Likewise.
1708 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1710 2005-09-12 Ian Lance Taylor <ian@airs.com>
1713 * c.opt (ffriend-injection): New C++ option.
1714 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1715 (C++ Dialect Options): Document -ffriend-injection.
1717 2005-09-12 Josh Conner <jconner@apple.com>
1720 * ipa-reference.c (static_execute): Don't mark variables in
1721 named sections TREE_READONLY.
1723 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1725 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1728 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1730 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1731 V_MUST_DEF instead of just the first_use_p.
1732 Don't mark the virtual variables for renaming on the statement which
1734 (pass_dse): Remove TODO_update_ssa.
1736 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1739 * stor-layout.c (compute_record_mode): For records with a single
1740 field, actually check the field's mode size against the type size.
1742 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1743 registers for TARGET_SHMEDIA.
1744 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1745 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1746 of GENERAL_REGS and FP_REGS.
1748 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1750 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1752 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1754 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1755 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1756 are omitted. Exclude stack_tie insn too.
1758 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1760 PR rtl-optimization/23098
1761 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1763 * config/rs6000/rs6000.md (movdf splitter): Use
1764 const_double_operand predicate for TARGET_POWERPC64.
1765 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1766 SYMBOL_REF method to ABI_V4.
1768 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1769 replace_equiv_address.
1770 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1771 rs6000_sr_alias_set and MEM_NOTRAP.
1772 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1774 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1776 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1777 handle CALL_EXPR again.
1779 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1781 * arm/predicates.md (alignable_memory_operand): Delete.
1783 2005-09-10 Richard Henderson <rth@redhat.com>
1786 * dbxout.c (dbxout_expand_expr): New.
1787 (dbxout_symbol): Use it.
1789 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1791 * arm.c (arm_gen_rotated_half_load): Delete.
1792 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1793 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1794 (thumb_set_return_address): Likewise.
1795 (thumb_load_double_from_address): Use adjust_address.
1796 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1797 (extendhsisi2_mem, movhi_bytes): Use change_address.
1798 (movhi): Use widen_memory_access.
1799 (reload_out_df): Use replace_equiv_address.
1800 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1802 2005-09-09 Richard Henderson <rth@redhat.com>
1805 * dbxout.c: Include expr.h.
1806 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1807 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1808 * Makefile.in (dbxout.o): Add EXPR_H.
1810 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1812 PR tree-optimization/23509
1813 * tree-cfg.c (replace_uses_by): Use replace_exp.
1814 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1815 pointers have name_mem_tag or type_mem_tag set.
1817 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1819 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1820 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1821 of wrongly accessing operands.
1823 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1825 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1826 * tree-chrec.c: Include tree-scalar-evolution.h.
1827 (chrec_convert): Instantiate the base and step before calling
1828 scev_probably_wraps_p that would fail on parametric evolutions.
1829 Collect all the fails into a single section failed_to_convert,
1830 print a diagnostic, and return chrec_dont_know instead of calling
1832 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1833 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1835 (scev_const_prop): Don't replace the definition of a loop closed ssa
1836 phi node by itself, or by another loop closed ssa phi node.
1837 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1838 that base and step are defined.
1840 2005-09-09 Richard Guenther <rguenther@suse.de>
1843 * fold-const.c (fold_ternary): Check truth_value_p before
1844 calling invert_truthvalue.
1846 2005-09-09 Nick Clifton <nickc@redhat.com>
1848 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1849 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1850 dimension of these arrays.
1851 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1853 * longlong.h: Only provide a prototype for the __clz_tab[] array
1854 if this header has not been included from libgcc2.h.
1855 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1857 Provide prototypes for exported functions.
1858 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1861 2005-09-08 Josh Conner <jconner@apple.com>
1865 * expr.c (expand_expr_addr_expr_1): Don't invoke
1866 expand_simple_binop for EXPAND_INITIALIZER.
1868 2005-09-08 Richard Henderson <rth@redhat.com>
1871 * toplev.c (wrapup_global_declaration_1): Split out ...
1872 (wrapup_global_declaration_2): ... from ...
1873 (wrapup_global_declarations): ... here. Return bool.
1874 (check_global_declaration_1): Split out ...
1875 (check_global_declarations): from here.
1876 (emit_debug_global_declarations): New.
1877 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1878 check_global_declaration_1, emit_debug_global_declarations): Declare.
1879 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1880 of decls. Call wrapup_global_declaration_1,
1881 wrapup_global_declaration_2, check_global_declaration_1 directly.
1882 (c_write_global_declarations_2): New.
1884 (c_write_global_declarations): Call c_write_global_declarations_2.
1885 * langhooks.c (write_global_declarations): Call
1886 emit_debug_global_declarations.
1888 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1889 remove decls that have DECL_RTL_SET_P.
1890 * passes.c (rest_of_decl_compilation): Invoke
1891 cgraph_varpool_finalize_decl for all but functions.
1893 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1895 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1896 the result of a conversion if the new min and max cannot be compared.
1898 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1900 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1901 (override_options): Setting s390_sr_alias_set removed.
1902 (save_fpr, save_gprs): Set alias set to vararg or frame.
1903 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1904 s390_sr_alias_set with get_frame_alias_set ().
1905 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1906 get_varargs_alias_set ().
1908 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1912 * c-parser.c (c_parser_objc_method_definition): If the next
1913 token is not "{", error out and don't start the function.
1915 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1917 * tree-vrp.c (extract_range_from_expr): Move the check for non
1918 nullness after the check for gimple invariant.
1920 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1922 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1924 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1927 * config/m32r.md (movmemsi_internal): Canonicalize order of
1928 operands in PLUS component of template.
1930 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1932 * reload1.c (fixup_eh_region_note): Remove assertion.
1933 (fixup_abnormal_edges): Reverted removal of call to
1934 find_many_sub_basic_blocks made on 2005-08-31.
1936 2005-09-07 Richard Henderson <rth@redhat.com>
1938 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1939 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1940 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1941 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1942 rearrange for better packing.
1943 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1944 (lookup_cfa_1): Remove inline marker.
1945 (cfa_equal_p): Split out of ...
1946 (def_cfa_1): ... here. Use INVALID_REGNUM.
1947 (build_cfa_loc): Handle !cfa->indirect.
1948 (frame_pointer_cfa_offset): New.
1949 (dbx_reg_number): Assert register elimination performed; do
1950 leaf register remapping.
1951 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1952 (eliminate_reg_to_offset): New.
1953 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1954 for verifiably local stack frame addresses; re-base to CFA.
1955 (mem_loc_descriptor): Remove can_use_fbreg argument.
1956 (concat_loc_descriptor, loc_descriptor): Likewise.
1957 (containing_function_has_frame_base): Remove.
1958 (rtl_for_decl_location): Don't do register elimination or
1959 leaf register remapping here.
1960 (secname_for_decl): Split out from ..
1961 (add_location_or_const_value_attribute): ... here.
1962 (convert_cfa_to_loc_list): New.
1963 (compute_frame_pointer_to_cfa_displacement): New.
1964 (gen_subprogram_die): Use them.
1965 * tree.h (frame_base_decl): Remove.
1966 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1967 (prologue_stack_adjust): Remove.
1968 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1969 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1970 (set_frame_base_location): Remove.
1971 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1972 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1973 (vt_add_function_parameters): Don't eliminate_regs.
1974 (vt_initialize): Don't create frame_base_decl.
1976 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1978 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
1979 version of GNU binutils for 4.x and later.
1981 2005-09-06 Mark Mitchell <mark@codesourcery.com>
1983 * ggc-page.c (ggc_push_context): Remove.
1984 (ggc_pop_context): Likewise.
1985 * ggc.h (ggc_push_context): Remove.
1986 (ggc_pop_context): Likewise.
1988 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1991 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
1992 returning from an interrupt handler.
1994 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
1997 * config/arc/arc.c (output_shift): Add check for loop count when
2000 2005-09-06 Steven Bosscher <stevenb@suse.de>
2002 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2004 (abs_replacement): Likewise.
2005 (pass_phiopt): Remove TODO_update_ssa.
2007 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2010 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2011 if "return with no value, in function returning non-void" warning
2013 * tree-cfg.c (execute_warn_function_return): Don't look at
2014 RETURN_EXPRs with TREE_NO_WARNING set.
2017 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2018 for internal functions doesn't use registers used by global registers
2019 variables. Use fewer register parameters if there are global register
2022 2005-09-06 Olivier Hainque <hainque@adacore.com>
2023 Eric Botcazou <ebotcazou@adacore.com>
2026 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2027 when we would be extracting outside its bit span (bitpos+bitsize
2028 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2029 Ada unchecked conversions.
2031 2005-09-06 Steven Bosscher <stevenb@suse.de>
2033 * tree-ssa-pre.c (try_look_through_load): New function.
2034 (compute_avail): Use it to try to look through loads for some
2035 more useful expressions.
2037 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2039 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2040 condition for detecting cases like (a&a) and (a^a).
2042 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2044 * common.opt: Add option ftree-vect-loop-version.
2045 * params.def: Add --param vect-max-version-checks.
2046 * doc/invoke.texi: Document ftree-vect-loop-version and
2047 --param vect-max-version-checks.
2048 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2049 may_misalign_stmts and defines for accessors.
2050 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2051 LOOP_VINFO_MAY_MISALIGN_STMTS.
2052 (destroy_loop_vec_info): VEC_free for
2053 LOOP_VINFO_MAY_MISALIGN_STMTS.
2054 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2055 Update documentation.
2056 (vect_update_misalignment_for_peel): New.
2057 (vect_enhance_data_refs_alignment): Update to choose loop
2058 peeling or loop versioning if appropriate for the (potentially)
2059 unaligned data references in the loop.
2060 (vect_analyze_data_refs_alignment): Remove call to
2061 vect_enhance_data_refs_alignment so the checks can be done
2063 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2064 and move up call to vect_analyze_data_refs_alignment.
2065 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2066 (vect_transform_loop): Add call to loop_version.
2068 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2070 PR rtl-optimization/23098
2071 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2072 * simplify-rtx.c (constant_pool_reference_p): New function.
2073 * rtl.h (constant_pool_reference_p): New prototype.
2074 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2075 constant_pool_reference_p in condition and
2076 avoid_constant_pool_reference in preparation statements.
2078 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2080 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2081 STRICT_LOW_PART SETs.
2083 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2086 * except.c (sjlj_emit_function_enter): Find the function begin
2087 note even when it's not in first basic block.
2089 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2091 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2092 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2093 * aclocal.m4: Regenerate.
2095 2005-09-05 DJ Delorie <dj@redhat.com>
2097 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2100 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2102 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2103 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2104 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2105 Follow spelling conventions.
2106 * doc/invoke.texi: Follow spelling conventions.
2108 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2110 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2111 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2112 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2114 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2117 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2118 (output_stack_adjust): Use gen_tmp_stack_mem.
2119 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2120 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2121 (sh_get_pr_initial_val): Likewise.
2122 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2123 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2124 * sh.md (divsi_inv_m0): Use gen_const_mem.
2125 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2126 (movdf_i4+1): Use gen_tmp_stack_mem.
2127 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2128 (fpu_switch+2): Likewise.
2129 (movv4sf_i, movv16sf_i): Use adjust_address.
2130 (symGOT_load): Set MEM_NOTRAP_P bit.
2132 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2135 * pa.c (emit_move_sequence): Fix typo in last change.
2137 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2139 PR rtl-optimization/23454
2140 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2143 2005-09-03 Richard Henderson <rth@redhat.com>
2144 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2147 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2150 2005-09-02 Nicolas Pitre <nico@cam.org>
2152 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2153 to bit_count to 32 bits.
2155 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2158 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2159 generating synthetic loads from volatile lvalues.
2161 005-09-02 Nick Clifton <nickc@redhat.com>
2163 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2164 __ctzhi2, __clzhi2): New functions.
2166 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2169 * tree-nested.c (struct var_map_elt): Mark with GTY.
2170 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2172 (lookup_field_for_decl): Allocate new element in GC memory.
2173 (lookup_tramp_for_decl): Likewise.
2174 (convert_nl_goto_reference): Likewise
2175 (create_nesting_tree): Allocate info in GC memory. Likewise for
2177 (free_nesting_tree): Free with ggc_free instead of free.
2178 (root): New static variable.
2179 (lower_nested_functions): Remove root as local variable. And zero out
2180 root at the end of the function.
2182 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2184 PR rtl-optimization/20365
2185 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2186 to short. New member ix.
2187 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2188 (simplify_plus_minus): Initialize ix members before calling qsort.
2190 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2192 PR tree-optimization/23626
2193 * tree-cfg.c (replace_uses_by): Clean up eh info.
2195 2005-09-01 DJ Delorie <dj@redhat.com>
2197 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2200 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2202 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2203 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2206 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2208 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2209 do not issue warning for a variable definition following
2212 2005-09-01 Richard Henderson <rth@redhat.com>
2215 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2216 conversion to CONST_VECTOR.
2218 2005-09-01 Richard Henderson <rth@redhat.com>
2221 * reload1.c (reload_as_needed): Check !CALL_P before calling
2222 fixup_eh_region_note.
2223 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2225 2005-09-01 DJ Delorie <dj@redhat.com>
2227 * varasm.c (output_constant): Let the target resolve
2228 conversions of addresses to non-default pointer sizes.
2230 2005-09-01 Nicolas Pitre <nico@cam.org>
2232 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2233 to alow matching ARM pre-indexed addressing mode.
2234 (arm_override_options): Remove now irrelevant comment.
2236 2005-09-01 Phil Edwards <phil@codesourcery.com>
2238 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2239 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2240 * config/i386/vxworks.h: Likewise.
2241 * config/i386/t-vxworksae: New file, for VxWorks AE.
2242 * config/i386/vxworksae.h: Likewise.
2244 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2246 PR tree-optimization/23410
2247 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2248 sequence is not wrapping during the first step.
2250 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2253 * dwarf2out.c (base_type_die): Compare char_type_node with
2254 TYPE_MAIN_VARIANT (type), not type.
2256 2005-09-01 Richard Guenther <rguenther@suse.de>
2258 PR tree-optimization/15366
2259 * common.opt: Add -finline-functions-called-once.
2260 Put -fearly-inlining in alphabetically ordered place.
2261 * doc/invoke.texi: Document new option.
2262 * ipa-inline.c (cgraph_decide_inlining): Honour
2263 flag_inline_functions_called_once.
2265 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2267 PR rtl-optimization/23478
2268 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2269 (alloc_qty): Initialize it.
2270 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2271 (combine_regs): Combine also n_throwing_calls_crossed fields.
2272 (find_free_reg): Don't attempt to caller-save pseudos crossing
2273 calls that might throw.
2274 * global.c (struct allocno): Add throwing_calls_crossed field.
2275 (global_alloc): Revert 2005-08-22 change. Initialize
2276 throwing_calls_crossed.
2277 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2280 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2283 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2284 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2285 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2286 (and64_2_operand): Tweak to use predicate.
2287 (and_operand): Adjust for mask_operand changes.
2288 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2289 (print_operand): Likewise.
2290 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2291 (mask64_1or2_operand): Delete.
2292 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2293 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2294 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2295 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2296 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2297 (rotldi3_internal4): Likewise.
2298 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2299 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2300 (ashldi3_internal7): Likewise.
2301 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2302 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2303 (anddi3 split): Don't match mask64_operand.
2304 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2305 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2306 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2307 't' splitter predicate.
2308 (movdi_internal64 + 2): Revert 2005-06-11 change.
2310 2005-08-31 DJ Delorie <dj@redhat.com>
2312 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2313 (m32c_asm_integer): Add support for 32 bit pointers.
2315 2005-08-31 Richard Henderson <rth@redhat.com>
2317 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2318 component-like references for setting MEM_NOTRAP_P.
2320 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2321 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2323 2005-08-31 Richard Henderson <rth@redhat.com>
2325 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2326 into a pseudo before applying gen_lowpart.
2328 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2330 * doc/install.texi (Specific): Update cctools version required
2331 for full functionality.
2332 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2333 linkers as -macosx_version_min.
2335 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2338 * sh.c (print_operand, %R and %S): Add handling of floating point
2339 registers, memory, constants and invalid operands.
2341 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2343 * ipa-pure-const.c: Change dump name.
2345 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2348 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2349 to "reg_or_0_operand".
2350 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2352 2005-08-31 Dale Johannesen <dalej@apple.com>
2354 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2355 loops that count down.
2357 2005-08-31 Richard Henderson <rth@redhat.com>
2360 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2361 (fixup_eh_region_note): New.
2362 (reload_as_needed): Call it.
2363 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2364 don't call find_many_sub_basic_blocks; call verify_flow_info.
2365 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2366 (keep_stack_depressed): Likewise.
2367 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2369 2005-08-31 Richard Henderson <rth@redhat.com>
2371 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2374 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2376 * expr.c (expand_expr_real_1): Compare size of address
2377 mode to target's address mode size in deciding expansion of
2378 the constant address.
2380 2005-08-31 Richard Guenther <rguenther@suse.de>
2383 * expr.c (all_zeros_p): New function.
2384 (expand_expr_real_1): Handle the case of an all-zero
2385 non-addressable constructor separately.
2387 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2389 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2390 arguments, adjust all callers.
2391 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2393 2005-08-30 Richard Henderson <rth@redhat.com>
2396 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2397 whenever the mode sizes match.
2399 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2401 * calls.c (load_register_parameters): Fix comment typo.
2402 * expr.c (emit_push_insn): Comment formatting.
2404 2005-08-30 Ian Lance Taylor <ian@airs.com>
2406 * config/i386/x-cygwin (host-cygwin): Change dependency from
2407 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2409 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2411 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2414 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2417 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2418 call to ggc_collect.
2420 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2423 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2424 beginning. Remove $(INCLUDES) from all the rules, if following
2425 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2427 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2430 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2431 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2432 not constant, but maxlen is, don't set len to maxlen, rather
2433 set maxlen to len if len is a constant.
2435 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2437 PR tree-optimization/23475
2438 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2441 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2443 Fix PR middle-end/22455
2445 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2446 Checksum only the parts of the tree that exist for the tree code.
2448 2005-08-28 Dale Johannesen <dalej@apple.com>
2450 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2452 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2454 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2456 2005-08-28 Richard Henderson <rth@redhat.com>
2458 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2459 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2462 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2465 * builtins.c (get_memory_rtx): Don't strip nops
2466 in between COMPONENT_REFs.
2468 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2471 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2473 (gimplify_modify_expr): Check for zero sized types and gimplify the
2474 rhs and lhs as statements.
2476 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2479 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2480 state for return address column of signal frames.
2482 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2485 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2486 bytes >= 2 not bytes == 2.
2487 (expand_block_move): Same.
2489 2005-08-27 Richard Guenther <rguenther@suse.de>
2492 * config/i386/sse.md (sse2_movsd): Add missing closing
2495 2005-08-27 Paul Brook <paul@codesourcery.com>
2497 * genrecog.c (enum decision_type): Add DT_num_insns.
2498 (struct decision_test): Add u.num_insns.
2499 (add_to_sequence): Add DT_num_insns test.
2500 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2501 (write_cond, debug_decision_2): Ditto.
2502 (change_state): Assume peep2_next_insn never fails.
2503 Remove "afterward" argument.
2504 (write afterward, write_tree): Update to match.
2505 * recog.c (peep2_current_count): New variable.
2506 (peep2_next_insn): Check it.
2507 (peephole2_optimize): Set peep2_current_count.
2508 * recog.h (peep2_current_count): Declare.
2510 2005-08-26 Josh Conner <jconner@apple.com>
2513 * ipa-pure-const.c (check_tree): Check for volatile-ness
2514 when considering a dereference.
2516 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2518 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2520 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2522 PR rtl-optimization/23561
2523 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2524 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2525 at most LEN bytes long memory fits into the field.
2526 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2527 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2528 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2530 2005-08-26 Richard Henderson <rth@redhat.com>
2533 * loop.c (biased_biv_may_wrap_p): New.
2534 (maybe_eliminate_biv_1): Use it to suppress non-equality
2535 comparison transformations. Delete disabled code.
2537 2005-08-26 Ian Lance Taylor <ian@airs.com>
2539 * combine.c (make_extraction): Avoid reference outside object.
2541 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2543 * stor-layout.c (finalize_type_size): Restore behaviour for
2544 non-aggregate types to the status quo ante of the patch for
2545 pr 23467. Document why it matters.
2547 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2550 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2551 array by one element, initialize the BT_LAST element with NULL.
2553 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2555 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2556 optimizing for size.
2558 (compare_plus_eqsi): Same.
2559 (plus_eqsi_compare): Same.
2560 (neg_eq0<mode>): Same.
2561 (neg_eq<mode>): Same.
2563 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2566 2005-08-26 Nick Clifton <nickc@redhat.com>
2568 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2569 TARGET_EP is not defined.
2570 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2571 TARGET_EP is enabled.
2572 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2573 * config/v850/v850.md (save_all_interrupt): Only use the EP
2574 register if TARGET_EP is defined.
2575 (restore_all_interrupt): Likewise.
2576 * config/v850/lib1funcs.asm: Update functions so that the EP
2577 register is only used if __EP__ is defined.
2579 2005-08-26 David Ung <davidu@mips.com>
2581 * config/mips/mips.c (mips_expand_prologue): Handle case when
2582 generating for MIPS16 and the outgoing argument area is more than
2583 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2586 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2588 * config/crx/crx.md: Make doloop_end pattern usage controllable
2589 via mloop-nesting=<max-nesting> command line switch. Make sure
2590 the combiner cannot use doloop_end_<mode> in an illegal way.
2591 * config/crx/crx.c: Use regs up to r6 for argument passing.
2592 Refine crx_address_cost (non cst4 displacements are expensive).
2593 * config/crx/crx.opt: Add switch for mloop-nesting=.
2595 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2597 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2598 (UNSPEC_MVST): New constant.
2600 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2602 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2603 Reject operands containing eliminable registers.
2604 * testsuite/gcc.dg/20050825-1.c: New testcase.
2606 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2607 Jan Hubicka <jh@suse.cz>
2609 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2611 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2613 PR tree-optimization/23546
2614 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2617 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2619 * params.def (PARAM_MIN_SPEC_PROB): New.
2620 * sched-rgn.c (MIN_PROBABILITY): Delete.
2621 (compute_trg_info): Convert to PARAM_VALUE.
2622 * doc/invoke.texi (param): Document min-spec-prob.
2624 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2626 * config/darwin.h: define __PIC__
2627 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2628 TARGET_OS_CPP_BUILTINS macro.
2630 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2632 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2635 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2637 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2639 * cfghooks.c (duplicate_block): Added position where to place
2640 new block as argument.
2641 * cfghooks.h (duplicate_block): Declaration changed.
2642 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2644 * cfglayout.h (copy_bbs): Declaration changed.
2645 * cfgloop.h (loop_version): Declaration changed.
2646 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2647 position to copy_bbs.
2648 (loop_version): Pass position to duplicate_loop_to_header_edge.
2649 Add place_after argument and position new blocks according to
2651 * modulo-sched.c (sms_schedule): Pass place_after argument
2653 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2654 * tree-cfg.c (split_edge_bb_loc): New function.
2655 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2656 to determine position of new blocks.
2657 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2659 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2660 argument to duplicate_block.
2661 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2662 Pass position to copy_bbs.
2664 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2666 * fold-const.c (ptr_difference_const): Use
2667 cst_and_fits_in_hwi instead of host_integerp.
2669 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2671 * config/darwin.c (gen_pic_offset): New.
2672 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2675 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2677 PR tree-optimization/23486
2678 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2680 2005-08-23 Phil Edwards <phil@codesourcery.com>
2682 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2683 remove use_collect2.
2684 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2686 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2687 configuration files to override the default value.
2689 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2690 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2691 * config/vx-common.h: New file, split out from...
2692 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2693 * config/vxworksae.h: New file, for VxWorks AE.
2694 * config/vxworks.opt: New file.
2695 * config/vxlib.c: Update for VxWorks 6.
2697 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2698 other MULTILIB_* variables appropriately.
2699 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2700 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2701 * config/rs6000/vxworks.h: Update for VxWorks 6.
2702 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2704 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2707 * config/darwin.c (machopic_select_section): Remove the hack to
2708 mark "::operator new" and "::operator delete" for coalescing
2709 even though they are not weak.
2711 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2713 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2714 * configure: Regenerate.
2716 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2719 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2721 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2722 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2725 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2727 * config/rs6000/predicates.md (equality_operator): New.
2728 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2729 comparison with a large constant.
2731 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2733 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2735 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2737 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2738 registers is even, and we have a hardware double precision fp,
2740 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2741 size of current argument when checking if argument was passed in
2744 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2747 * stor-layout.c (finalize_type_size): Dont override
2748 existing alignment with a smaller alignment from the mode.
2750 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2752 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2753 * lambda.h (lambda_vector_lexico_pos): ... here.
2754 * tree-data-ref.c (build_classic_dist_vector): Return false when
2755 the distance vector is lexicographically negative.
2757 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2759 PR tree-optimization/23511
2760 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2761 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2763 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2765 PR tree-optimization/22043
2766 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2767 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2768 If ALLOW_FLEXARR, handle types ending with flexible array member.
2769 Pass false as second argument to recursive count_type_elements calls.
2770 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2771 argument to count_type_elements call.
2772 * tree-sra.c (decide_block_copy): Likewise.
2773 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2774 for a constant-sized object, set cleared as well. Pass true as
2775 second argument to count_type_elements call.
2777 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2780 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2781 from legitimate_small_data_p, and make global. Update use.
2782 Remove forward declaration.
2783 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2785 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2787 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2789 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2790 of scratch intermediates.
2791 (eq<mode>_compare): Same.
2792 (neg_eq0<mode>): New.
2793 (neg_eq<mode>): Convert to define_insn_and_split.
2795 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2798 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2799 stdarg functions, set/clear the fp marker even when no variable
2801 * config/rs6000/sysv4.opt (mprototype): Describe.
2803 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2805 PR rtl-optimization/23478
2806 * regs.h (reg_info): Add throw_calls_crossed.
2807 (REG_N_THROWING_CALLS_CROSSED): Define.
2808 * flow.c (allocate_reg_life_data): Initialize
2809 REG_N_THROWING_CALLS_CROSSED.
2810 (propagate_one_insn, attempt_auto_inc): Update
2811 REG_N_THROWING_CALLS_CROSSED.
2812 * global.c (global_alloc): Don't allocate pseudos across
2813 calls that may throw.
2815 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2818 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2819 value is inbetween the range if we did not find an exact match.
2821 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2823 * doc/invoke.texi (Option Summary): Add ms1 options.
2824 * doc/extend.texi: Document interrupt handler attribute for ms1.
2825 * doc/md.texi: Document ms1 constraints.
2826 * config.gcc: Add ms1-*-elf.
2827 * config/ms1/ms1.h: New.
2828 * config/ms1/ms1.c: New.
2829 * config/ms1/ms1.md: New.
2830 * config/ms1/ms1-protos.h: New.
2831 * config/ms1/ABI.txt: New.
2832 * config/ms1/crti.asm: New.
2833 * config/ms1/crtn.asm: New.
2834 * config/ms1/lib2extra-funcs.c: New.
2835 * config/ms1/t-ms1: New.
2836 * config/ms1/ms1.opt: New.
2838 2005-08-22 Ira Rosen <irar@il.ibm.com>
2840 * config/rs6000/altivec.md (xorv4sf3): New.
2841 (negv4sf2, neg<mode>2): Likewise.
2843 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2846 * config/ia64/ia64.md (divsi3): Check divide by zero.
2847 (udivsi3): Likewise.
2849 (udivdi3): Likewise.
2851 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2853 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2854 up to elem_bitsize bits, not max_bitsize.
2856 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2858 PR tree-optimization/23433
2859 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2860 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2862 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2864 PR tree-optimization/23434
2865 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2866 the iteration bound is not an INTEGER_CST.
2868 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2870 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2871 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2872 NULL if need_epilog_adjust is false.
2873 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2874 Case 3 always peels first itration, not just for PLUS case, and no need
2875 to use scalar_initial_def here. Create an epilog adjustment only if
2876 scalar_initial_def is not NULL.
2878 (vectorizable_reduction): Remove assert.
2880 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2884 (__moddi3): Likewise.
2885 (__udivdi3): Likewise.
2886 (__umoddi3): Likewise.
2887 (__divsi3): Likewise.
2888 (__modsi3): Likewise.
2889 (__udivsi3): Likewise.
2890 (__umodsi3): Likewise.
2892 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2894 * tree-pass.h (TDF_GRAPH): Define.
2895 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2896 * passes.c (finish_optimization_passes): Only call
2897 finish_graph_dump_file if TDF_GRAPH is set.
2898 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2899 NULL. Set TDF_GRAPH bit.
2900 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2902 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2904 * arm.h (arm_stack_offsets): Add locals_base field.
2905 * arm.c (arm_get_frame_offsets): Compute it.
2906 (thumb_compute_initial_elimination offset): Make the Thumb frame
2907 pointer point to the base of the local variables.
2908 (thumb_expand_prologue): Update accordingly.
2909 (thumb_expand_epilogue): Likewise.
2911 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2912 mode of clobbered scratch to DImode. Handle a case that's known to
2915 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2917 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2918 (gt0<mode>_compare): Delete.
2919 (neg_gt0<mode>): Delete.
2921 2005-08-19 Eric Christopher <echristo@apple.com>
2923 * optabs.h: Change CTI_ to COI_.
2926 2005-08-19 James E Wilson <wilson@specifix.com>
2928 * builtins.c (expand_builtin_return_addr): Set
2929 current_function_accesses_prior_frames when count != 0. Use
2930 frame_pointer_rtx when count == 0.
2931 * function.h (struct function): Add accesses_prior_frames field.
2932 (current_function_accesses_prior_frames): Define.
2933 * reload1.c (init_elim_table): Check
2934 current_function_accesses_prior_frames.
2935 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2937 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2939 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2940 indicator. Return true if the flowgraph changed during
2943 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2946 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2947 conditional expression before testing its value.
2949 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2951 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2953 2005-08-19 Devang Patel <dpatel@apple.com>
2955 PR tree-optimization/23048
2956 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2957 third parameter. Check whether latch is dominated by exit
2959 (if_convertible_loop_p): Supply exit block itself to
2960 if_convertible_bb_p.
2962 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2965 * arm.md (arm_load_pic_register): Change argument to the mask of
2966 saved registers. Call thumb_find_work_register if we need a
2967 scratch register on Thumb.
2968 (arm_expand_prologue): Pass empty register set to
2969 arm_load_pic_register.
2970 (thumb_expand_prologue): Pass live_regs_mask directly to
2971 arm_load_pic_register.
2972 * arm-protos.h (arm_load_pic_register): Update prototype.
2974 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
2976 * sh.c (find_sole_member): New function.
2977 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
2978 if the record's alignment is larger than the size of its only member.
2980 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2983 * arm.c (thumb_legitimize_reload_address): New function.
2984 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
2985 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
2987 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
2989 * config/crx/crx.c: Implement crx_decompose_address. Reject
2990 symbolic displacements since CRX register relative adressing
2991 mode can't handle unsigned 32-bit values as displacements.
2992 * config/crx/crx.h: Simplify definitions, remove redundant
2993 parenthesis and obsolete macros.
2994 * config/crx/crx.opt: Add new switch for debugging addresses.
2995 * config/crx/crx-protos.h: Add new declarations for above.
2997 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3000 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3003 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3005 * collect2.c (dup2): Delete.
3006 * configure.ac: Don't check for dup2.
3008 * config.in, configure: Regenerate.
3010 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3012 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3013 record with the type of its only member.
3015 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3017 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3018 define_insn_and_split.
3019 (plus_ltu<mode>_compare): Same.
3020 (gtu<mode>_compare): Same.
3021 (plus_gtu<mode>_compare): Same.
3023 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3025 PR tree-optimization/22228
3026 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3028 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3029 are recorded in vect_vnames_to_rename for renaming.
3030 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3031 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3032 in vect_vnames_to_rename.
3033 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3034 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3036 2005-08-18 Jan Hubicka <jh@suse.cz>
3039 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3040 info only for local statics, not for member variables.
3042 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3044 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3046 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3048 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3050 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3053 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3055 2005-08-17 James E Wilson <wilson@specifix.com>
3057 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3060 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3062 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3063 (leu<mode>_compare): Same.
3064 (plus_leu<mode>): Same.
3065 (neg_leu<mode>): Same.
3066 (and_neg_leu<mode): Same.
3067 (ltu<mode>_compare): Same.
3068 (plus_ltu<mode>): Same.
3070 (geu<mode>_compare): Same.
3071 (plus_geu<mode>): Same.
3072 (neg_geu<mode>): Same.
3073 (and_neg_geu<mode>): Same.
3074 (plus_gt<mode>): Same.
3075 (gtu<mode>_compare): Same.
3076 (plus_gtu<mode>): Same.
3078 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3080 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3081 Move call_table_data to end. Delete spurious .text.
3082 (callt_save_all_interrupt): Fix comment typo.
3084 2005-08-17 James E Wilson <wilson@specifix.com>
3085 Kevin Winchester <winchester@amirix.com>
3088 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3090 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3093 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3094 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3096 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3098 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3099 record with the type of its only member if the modes don't match.
3101 * varasm.c (decode_reg_name): Skip empty additional register names.
3103 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3105 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3106 lsm_tmp_name_length): New.
3107 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3108 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3110 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3111 Andreas Krebbel <krebbel1@de.ibm.com>
3113 * config.gcc: Added z9-109 switch.
3114 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3115 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3116 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3117 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3118 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3119 for "z9_109" cpu attribute.
3120 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3121 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3122 (s390_handle_arch_option): Added z9-109 switch.
3123 (override_options): Set respective cost function for z9-109.
3124 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3125 (legitimate_reload_constant_p): Accept extended immediates.
3126 (print_operand): Three new output modifiers added: k, m and o.
3127 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3128 (s390_output_mi_thunk): Use extended immediate when possible.
3129 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3130 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3131 (CONSTRAINT_LEN): Added length of O constraint.
3132 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3133 * config/s390/s390.md ("cpu"): New value z9_109 added.
3134 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3135 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3136 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3137 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3138 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3139 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3140 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3141 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3142 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3143 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3144 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3145 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3146 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3147 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3148 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3150 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3151 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3152 insns for TARGET_EXTIMM.
3154 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3156 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3158 2005-08-17 Nick Clifton <nickc@redhat.com>
3160 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3161 Call default_encode_section_info.
3163 2005-08-17 Steven Bosscher <stevenb@suse.de>
3165 PR tree-optimization/21574
3166 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3167 constant, return CONSTANT.
3168 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3169 (ccp_fold, visit_assignment): Likewise.
3170 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3172 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3174 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3175 fold_buildN instead of buildN then fold_initializer or fold.
3176 (build_unary_op): Likewise.
3177 (build_binary_op): Likewise.
3178 * fold-const.c (fold_initializer): Remove.
3179 (fold_build1_initializer): New function.
3180 (fold_build2_initializer): New function.
3181 (fold_build3_initializer): New function.
3182 * tree.h (fold_initializer): Remove.
3183 (fold_build1_initializer): New function.
3184 (fold_build2_initializer): New function.
3185 (fold_build3_initializer): New function.
3187 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3189 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3190 (try_move_mult_to_index): Call fold_build2 instead of build2.
3191 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3192 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3193 fold_binary_to_constant.
3194 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3196 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3197 check if A == gcd (A, B). Remove TYPE argument.
3198 (analyze_offset) Use fold_build2 instead of fold (build.
3199 (create_data_ref): Likewise.
3200 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3201 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3204 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3206 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3207 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3209 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3212 * gimplify.c (zero_sized_type): New function.
3213 (gimplify_modify_expr_rhs): If we have a zero sized type,
3214 replace the statement with an empty statement.
3216 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3218 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3221 2005-08-16 Ian Lance Taylor <ian@airs.com>
3223 * doc/tm.texi (Label Output): Correct typo.
3225 2005-08-16 Steven Bosscher <stevenb@suse.de>
3228 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3229 force_operand will work later on using have_insn_for.
3231 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3233 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3235 2005-08-16 Ian Lance Taylor <ian@airs.com>
3238 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3239 vector type, don't try to construct it element by element. Add an
3240 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3242 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3244 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3246 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3248 * doc/invoke.texi (Precompiled Headers): Document some more options
3249 which are known to be safe.
3251 2005-08-16 James E Wilson <wilson@specifix.com>
3253 PR tree-optimization/21105
3254 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3255 TREE_OVERFLOW check.
3257 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3259 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3260 (neg_ltu<mode>): Same.
3262 (neg_gtu<mode>): Same.
3264 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3266 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3267 (fold_builtin_isdigit): Use fold_buildN.
3268 (build_function_call_expr): Likewise.
3269 * c-typeck.c (c_finish_loop): Likewise.
3271 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3272 Richard Shann <rshann@superh.com>
3274 PR middle-end/20396:
3275 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3277 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3279 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3281 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3284 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3285 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3288 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3291 * fold-const.c (build_range_check): Disable optimization for function
3292 pointer expressions on targets that require function pointer
3295 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3297 * simplify-rtx.c (simplify_const_relational_operation): When
3298 extracting arguments of a COMPARE, recompute the mode as well.
3300 2005-08-15 Ian Lance Taylor <ian@airs.com>
3302 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3304 2005-08-15 DJ Delorie <dj@redhat.com>
3306 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3308 (movsi_splittable): Allow, but split, moves to the stack.
3309 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3312 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3315 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3316 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3318 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3319 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3320 Delete HOST_PTR_PRINTF.
3322 * configure, config.in: Regenerate.
3324 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3326 * config/rs6000/rs6000.md (QHSI): New mode macro.
3327 (wd): Extend mode attr for QImode and HImode
3328 (dbits): New mode attr.
3329 (zero_extend<mode>di2): Convert to mode macro.
3331 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3334 * doc/invoke.texi (-mgnu-ld): Update description.
3337 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3340 * Makefile.in (tree-chrec.o): Depends on real.h.
3341 * tree-chrec.c: Include real.h.
3342 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3343 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3344 * tree-scalar-evolution.c (add_to_evolution_1,
3345 interpret_rhs_modify_expr): Ditto.
3347 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3350 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3351 step is negative compute the estimation from init downwards to zero.
3353 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3355 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3357 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3359 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3361 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3362 Accept double-word constants that can be split.
3363 * config/s390/s390.md ("movti"): Use 'P' constraint.
3364 ("*movdi_31", "*movdf_31"): Likewise.
3366 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3368 Fix PR tree-optimization/22615
3370 * tree-ssa-structalias.c (solution_set_add): Handle
3371 first_vi_for_offset returning NULL.
3372 (do_da_constraint): Ditto.
3373 (do_sd_constraint): Ditto.
3374 (do_ds_constraint): Ditto
3375 (find_func_aliases): Ditto.
3376 (build_constraint_graph): RHS is allowed be ANYTHING.
3377 (first_vi_for_offset): Return NULL if we couldn't find anything at
3380 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3382 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3383 over memory as first operand.
3385 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3388 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3389 available for setting it.
3391 2005-08-14 Ira Rosen <irar@il.ibm.com>
3393 PR tree-optimization/23320
3394 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3395 data-refs' types instead of base object nullness. Add check for
3396 pointer type data-refs before first location comparison. Remove
3399 2005-08-14 Andreas Schwab <schwab@suse.de>
3401 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3403 2005-08-13 James E Wilson <wilson@specifix.com>
3405 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3406 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3407 -fstack-protector-all, --param ssp-buffer-size): Document.
3408 (-Wvariadic-macros): Alphabetize.
3409 (-fsched-stalled-insns-dep): Add missing 'f'.
3411 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3414 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3416 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3417 or indirect address operand.
3418 (EXTRA_ADDRESS_CONSTRAINT): New.
3419 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3421 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3423 PR tree-optimization/22236
3424 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3425 successors and predecessors.
3426 * tree-chrec.c (chrec_convert): Before converting, check that
3427 sequences don't wrap.
3428 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3429 (analyze_array): Extern.
3430 (find_data_references_in_loop): Remove call to
3431 compute_estimated_nb_iterations.
3432 * tree-data-ref.h (analyze_array): Declared.
3433 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3434 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3435 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3436 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3438 * tree-ssa-loop-ivcanon.c: Fix documentation.
3439 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3440 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3441 (infer_loop_bounds_from_undefined): New.
3442 (estimate_numbers_of_iterations_loop): Use
3443 infer_loop_bounds_from_undefined.
3444 (used_in_pointer_arithmetic_p): New.
3445 (scev_probably_wraps_p): Pass an extra parameter. Call
3446 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3447 (convert_step): Fix documentation.
3448 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3449 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3450 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3451 scev_probably_wraps_p.
3453 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3455 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3456 (s390_register_info): Ignore clobbered_regs information for fixed
3457 registers, and only fixed registers.
3458 (s390_init_frame_layout): Remove redundant call.
3460 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3462 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3463 description of -Wold-style-casts.
3465 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3466 Jakub Jelinek <jakub@redhat.com>
3468 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3469 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3470 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3471 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3472 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3473 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3474 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3475 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3476 ("stack_protect_set", "stack_protect_test"): New expanders.
3477 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3478 "stack_protect_testdi"): New insn definitions.
3480 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3482 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3484 2005-08-12 Paul Brook <paul@codesourcery.com>
3486 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3488 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3490 * config/s390/predicates.md (setmem_operand): New predicate.
3491 (shift_count_operand): Accept ANDs with special constants as
3493 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3494 with special constants.
3495 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3496 shift_count_operand with setmem_operand.
3498 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3500 * config/s390/s390.c (s390_extract_part, s390_single_part):
3502 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3503 (s390_output_mi_thunk): Don't use lg on 31 bit.
3504 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3505 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3507 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3509 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3510 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3511 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
<