1 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5 (s390_can_eliminate): Handle BASE_REGNUM elimination.
6 (s390_initial_elimination_offset): Likewise.
7 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
8 register on TARGET_ZARCH targets.
9 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
10 (INITIAL_FRAME_POINTER_OFFSET): Remove.
11 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
12 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
14 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
16 * config/s390/s390.md: Comment describing output modifiers updated.
17 * config/s390/s390.c (print_operand): Likewise.
19 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
21 * config/s390/s390.c (override_options): Added check for -mstack-size
23 * doc/invoke.texi: Mention that limit in the documenation.
25 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
28 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
30 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
32 Fix PR tree-optimization/24231
34 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
35 (compute_avail): Ditto.
37 2005-10-18 Richard Henderson <rth@redhat.com>
40 * config/i386/i386.c (legitimate_constant_p): Check
41 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
43 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
44 (legitimate_pic_address_disp_p): Reorg CONST checking to make
45 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
47 (print_operand_address): Likewise.
48 * config/i386/predicates.md (x86_64_immediate_operand): Test
49 SYMBOL_REF_TLS_MODEL properly inside CONST.
50 (x86_64_zext_immediate_operand): Likewise.
51 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
52 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
53 * config/i386/i386-protos.h: Remove predicates.md entries.
55 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
57 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
58 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
60 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
61 Ian Lance Taylor <ian@airs.com>
64 * fold-const.c (fold_widened_comparison): Do not allow range based
65 constant folding when right operand cannot be unwidened.
67 2005-10-17 Richard Henderson <rth@redhat.com>
69 * builtins.c (expand_builtin_synchronize): Build a new-style asm
70 with a memory clobber.
72 2005-10-17 James E Wilson <wilson@specifix.com>
74 PR rtl-optimization/17356
75 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
78 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
80 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
81 the slot on an even boundary for any type with 16-byte alignment.
83 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
86 * md.texi (Modifiers) <%>: Clarify that % doesn't work
87 after register allocation.
89 2005-10-17 DJ Delorie <dj@redhat.com>
91 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
94 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
97 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
100 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
102 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
103 to 2 if it's already non-zero.
104 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
105 is set and warn about it if flag_schedule_insns is 1.
107 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
109 * config/crx/crx.md: Compare-and-branch instructions need to
112 2005-10-17 Uros Bizjak <uros@kss-loka.si>
115 * config/i386/i386.md (*pushdi2_rex64 splitter)
116 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
117 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
118 flow2 pass only when (optimize > 0 && flag_peephole2).
120 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
123 * gcc.c (have_c): New static variable.
125 (process_command): Remove declation of have_c.
126 Set have_o to 1 when handling -o.
127 (main): Add a fatel error if there are multiple
128 files specified and -o and -c/-S is passed witout
129 -combine or multiple languages.
131 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
133 Fix PR tree-optimization/22444
134 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
135 Assert that we don't hit something with subvars.
136 (setup_pointers_and_addressables): Don't add things with subvars,
137 because we'll already process the subvars for aliasing purposes.
139 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
142 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
143 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
144 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
145 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
146 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
147 swapped, alternatives for the R constraint.
150 * builtins.c (get_builtin_sync_mode): Make unlimited
151 mode_for_size request.
153 2005-10-15 Richard Henderson <rth@redhat.com>
155 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
156 (gimplify_expr): ... here.
157 (gimplify_compound_lval): Use it in initial scan loop. Allow
158 fb_lvalue in base expression.
160 2005-10-15 Richard Henderson <rth@redhat.com>
163 * builtins.c (expand_builtin_trap): Export.
164 * expr.h (expand_builtin_trap): Declare.
165 * expr.c (expand_assignment): Emit a trap for integral offsets
166 from registers that weren't reduced to bitpos.
168 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
169 (mark_array_ref_addressable): Remove.
170 * tree-flow.h (mark_array_ref_addressable): Remove.
171 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
173 2005-10-15 James E Wilson <wilson@specifix.com>
176 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
177 (add_dependence_list_and_free): Likewise.
178 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
181 2005-10-15 Diego Novillo <dnovillo@redhat.com>
185 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
186 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
188 (vrp_visit_phi_node): Only prevent infinite iterations when
189 the previous result and the new result are both VR_RANGEs.
191 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
193 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
196 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
199 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
202 2005-10-14 Per Bothner <per@bothner.com>
204 PR preprocessor/21250
205 * c-ppoutput.c (print_line): Print internal line 0 as 1.
207 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
210 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
211 overflow flags. Refactor some conditionals.
213 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
216 * tree-dfa.c (add_referenced_var): Only look at decls which
217 have TREE_CONSTANT or TREE_READONLY set instead of if
218 !TREE_PUBLIC or !TREE_CONSTANT.
220 2005-10-13 James E Wilson <wilson@specifix.com>
222 * doc/invoke.texi: For -x, add f95-cpp-input.
223 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
225 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
227 PR tree-optimization/24262
228 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
229 in loop all the time.
231 2005-10-12 Richard Henderson <rth@redhat.com>
234 * tree.h (DECL_TRANSPARENT_UNION): Remove.
235 * function.c (assign_parm_find_data_types): Don't support it.
236 * print-tree.c (print_node): Likewise.
237 * c-common.c (handle_transparent_union_attribute): Likewise.
238 Use build_duplicate_type.
239 * tree-inline.c (remap_type_1): Split out of remap_type;
240 properly remap aggregate fields.
241 (build_duplicate_type): New.
242 * doc/extend.texi (Variable Attributes): Remove documentation
243 for transparent_union.
245 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
248 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
249 (gen_stack_pointer_dec): Likewise.
251 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
255 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
257 (struct cxx): Add adjust_class_at_definition target hook.
258 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
259 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
260 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
261 hook_void_tree. Add to TARGET_CXX.
262 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
264 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
265 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
266 instead of attribute. Check for dllexport override. Warn if
267 inconsistent dll linkage. Don't lose old dllimport if decl has
268 had address referenced. Tweak lookup of dllimport atribute.
269 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
270 for target specific rules. Don't add dllimport attribute if
271 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
273 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
274 * varasm.c (initializer_constant_valid_p): Replace
275 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
279 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
280 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
281 (i[34567]86-*-mingw32*): Likewise.
283 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
284 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
286 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
287 C++-specific code. Change return value to bool.
288 (i386_pe_dllimport_p): Likewise.
289 (associated_type): Simplify and make language-independent
290 (i386_pe_encode_section_info): Replace override of ambiguous
291 dllimport symbol refs with a gcc_assert.
292 (i386_pe_valid_dllimport_attribute_p): Define.
293 * config/i386/winnt-cxx.c: New file. Define C++ versions of
294 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
295 i386_pe_adjust_class_at_definition.
296 * config/i386/winnt-stubs.c: New file. Define stub versions of
297 lang-specific functions.
298 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
299 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
300 i386_pe_adjust_class_at_definition.
301 (i386_pe_valid_dllimport_attribute_p): Declare.
302 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
303 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
304 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
307 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
308 dllimport attribute with test of DECL_DLLIMPORT_P.
310 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
312 * combine.c (make_extraction): Correct offset computation.
314 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
316 * config/cris/t-linux (LIMITS_H_TEST): Define.
318 2005-10-12 Richard Henderson <rth@redhat.com>
321 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
323 2005-10-12 Richard Guenther <rguenther@suse.de>
325 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
327 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
330 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
331 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
334 2005-10-12 Richard Guenther <rguenther@suse.de>
337 * varasm.c (output_constant): Correct typo from previous
340 2005-10-11 Ian Lance Taylor <ian@airs.com>
342 PR rtl-optimization/13931
343 * combine.c: Revert patch of 2003-05-14, and:
344 (try_combine): Only set elim_i1 and elim_i2 if the destination is
345 completely killed in the appropriate insn.
346 (distribute_notes): Don't skip multiple hard register test for
349 2005-10-11 Richard Henderson <rth@redhat.com>
352 * c-typeck.c (convert_for_assignment): Use build_constructor_single
353 to initialize a transparent union instead of a nop_expr.
355 2005-10-11 Richard Henderson <rth@redhat.com>
357 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
358 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
359 (tree_ssa_dce_loop): Call scev_reset.
362 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
363 * tree-ssa-dce.c: Include cfgloop.h.
364 (tree_ssa_dce_loop, pass_dce_loop): New.
365 * tree-pass.h (pass_dce_loop): Declare it.
366 * passes.c (init_optimization_passes): Use it.
368 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
371 * convert.c (convert_to_real): Revert 2005-10-05 patch.
372 Only apply the optimization for rounding builtins if the inner
373 cast is also an extension.
375 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
378 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
379 mark_new_vars_to_rename instead of update_stmt.
381 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
383 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
385 2005-10-11 Jakub Jelinek <jakub@redhat.com>
387 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
388 for setting MMX register to 0 rather than mmx.
390 2005-10-10 Steve Ellcey <sje@cup.hp.com>
393 * configure.ac: Move gas check from mips specific case to common case.
394 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
395 * configure: Regenerate
396 * doc/install.texi: Update.
398 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
401 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
403 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
405 * gcc.c (do_spec_1): Accept numeric characters in file name
408 2005-10-10 Nick Clifton <nickc@redhat.com>
410 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
411 describing the deleted arm_gen_rotated_half_load function.
413 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
415 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
418 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
420 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
422 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
423 (EXTRA_MULTILIB_PARTS): Define.
424 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
425 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
426 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
427 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
428 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
429 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
431 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
433 PR tree-optimization/24226
434 * tree-cfg.c (remove_bb): Clean up unreachable loops.
435 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
436 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
439 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
441 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
443 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
446 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
447 Rewrite for no need for the early clobber.
449 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
451 Merge from csl-arm-branch:
452 2005-09-07 Paul Brook <paul@codesourcery.com>
453 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
456 2005-04-30 Paul Brook <paul@codesourcery.com>
457 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
458 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
460 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
461 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
462 (arm_override_options): Use TARGET_AAPCS_BASED.
463 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
464 (PTRDIFF_TYPE): Use int for AAPCS.
465 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
466 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
467 (DEFAULT_SHORT_ENUMS): Delete.
468 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
470 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
471 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
472 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
473 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
475 2004-12-03 Mark Mitchell <mark@codesourcery.com>
476 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
478 2004-11-22 Mark Mitchell <mark@codesourcery.com>
479 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
481 2004-11-19 Mark Mitchell <mark@codesourcery.com>
482 * config.gcc (arm*-*-linux-gnueabi): Add it.
483 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
485 (TARGET_OS_CPP_BUILTINS): Likeiwse.
486 * config/arm/linux-eabi.h: New file.
487 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
488 (LINUX_TARET_LINK_SPEC): Likewise.
490 * config/arm/t-linux-eabi: New file.
492 2005-10-08 Steven Bosscher <stevenb@suse.de>
495 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
497 (PARAM_SMS_DFA_HISTORY): Likewise.
499 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
502 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
503 (load_register_parameters): Call it.
504 (check_sibcall_argument_overlap_1): Likewise.
505 (store_one_arg): Likewise.
507 2005-10-07 James E. Wilson <wilson@specifix.com>
509 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
510 DImode not VECINT24 for operand 2.
513 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
517 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
518 fr_spill): Use destination_operand for operand 0.
520 2005-10-07 DJ Delorie <dj@redhat.com>
522 * varasm.c (output_constant): Limit error to expanding
525 2005-10-07 Richard Guenther <rguenther@suse.de>
528 * fold-const.c (fold_binary): Fix operand types during folding
529 of X op (A, Y). Evaluation order of the side-effects of
530 X and A are frontend-defined, so ensure we honour that even for
531 tcc_comparison class operands; eased by removing duplicate code.
533 2005-10-07 Steve Ellcey <sje@cup.hp.com>
535 * stor-layout.c (layout_type): Do not allow alignment of array
536 elements to be greater than their size.
538 2005-10-07 Steve Ellcey <sje@cup.hp.com>
540 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
542 (hppa*-*-linux*): Ditto.
543 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
544 * config/host-hpux.c: New.
545 * config/x-hpux: New.
546 * config/pa/x-hpux: Remove.
547 * config/pa/x-linux: Remove.
548 * config/pa/pa-host.c: Remove.
550 2005-10-07 Jeff Law <law@redhat.com>
552 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
553 determine whether or not to try and thread outgoing edges.
555 2005-10-07 David Edelsohn <edelsohn@gnu.org>
557 * config/rs6000/rs6000.md (eqsi_power): New.
558 (neg_eq0si): Add TARGET_POWER to final condition.
561 2005-10-06 Richard Henderson <rth@redhat.com>
563 * config/rs6000/rs6000.c: Revert last change.
565 2005-10-06 Richard Henderson <rth@redhat.com>
567 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
568 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
570 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
574 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
575 out return_label and naked_return_label.
577 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
579 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
582 2005-10-06 Richard Henderson <rth@redhat.com>
585 * tree-inline.c (declare_return_variable): Handle modify_dest not
588 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
590 Fix PR tree-optimization/22488
591 * tree-ssa-structalias.c (check_for_overlaps): New function.
592 (create_variable_info_for): Use it.
594 2005-10-06 Richard Henderson <rth@redhat.com>
597 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
598 (dwarf2out_start_source_file): Print it.
600 2005-10-06 Geoffrey Keating <geoffk@apple.com>
602 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
604 2005-10-06 Richard Henderson <rth@redhat.com>
607 * mode-switching.c (optimize_mode_switching): Clear transp bit
608 for block with incomming abnormal edges.
610 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
611 (fpscr_set_from_mem): Use them.
612 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
613 (fpscr postinc splitters): Rewrite as peephole2+split.
615 2005-10-06 David Edelsohn <edelsohn@gnu.org>
617 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
618 (eq<mode>_compare): Same.
620 2005-10-06 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/24238
623 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
625 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
627 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
628 here. Use AC_PATH_PROG for environment variables instead of
630 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
632 * configure: Regenerated.
634 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
637 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
638 then force it into a register.
639 (call_value): Likewise.
641 2005-10-06 Richard Henderson <rth@redhat.com>
644 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
645 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
646 under pass_vectorize.
648 2005-10-05 Devang Patel <dpatel@apple.com>
651 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
652 handling constants. Check NAMESPACE_DECL context for constants.
654 2005-10-05 Eric Christopher <echristo@apple.com>
656 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
658 2005-10-05 Richard Henderson <rth@redhat.com>
661 * tree-cfg.c (mark_array_ref_addressable_1): New.
662 (mark_array_ref_addressable): New.
663 * tree-flow.h (mark_array_ref_addressable): Declare.
664 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
666 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
670 * reload.c (subst_reloads): When adding a REG_LABEL to a
671 jump instruction, also update JUMP_LABEL.
673 2005-10-05 David Edelsohn <edelsohn@gnu.org>
675 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
676 * bb-reorder.c (copy_bb_p): Use it.
677 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
679 2005-10-05 Richard Henderson <rth@redhat.com>
682 * toplev.c (process_options): Warn about unsupported combinations
683 of unwind tables and omit-frame-pointer.
684 * config/i386/i386.c (override_options): Similarly. Enable
685 accumulate-outgoing-args if not explicitly disabled.
687 2005-10-05 Steve Ellcey <sje@cup.hp.com>
689 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
690 Handle big endian vs. small endian.
691 (vec_initv2sf): Handle big endian vs. small endian.
692 (*vec_extractv2sf_1): Ditto.
694 2005-10-05 Dale Johannesen <dalej@apple.com>
696 * convert.c (convert_to_real): Don't convert
697 (float)floor(double d) to floorf((float)d).
699 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
701 * config/arm/arm.md (insv): Use gen_int_mode in more places.
703 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
705 PR tree-optimization/18587
706 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
707 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
708 build_vuses): Change to VEC type.
709 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
710 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
711 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
712 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
713 (get_name_decl): New. Return DECL_UID of base variable.
714 (operand_build_cmp): New. qsort comparison routine.
715 (operand_build_sort_virtual): New. Sort virtual build vector.
716 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
717 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
718 (FINALIZE_BASE): Use get_name_decl.
719 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
720 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
721 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
722 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
723 direct VEC_* manipulations.
724 (build_ssa_operands): Call operand_build_sort_virtual.
725 (copy_virtual_operand, create_ssa_artficial_load_stmt,
726 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
727 with direct VEC_* manipulations.
728 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
729 with direct VEC manipulations.
731 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
733 PR tree-optimization/21419
734 PR tree-optimization/24146
735 PR tree-optimization/24151
737 * c-typeck.c (readonly_error): Handle USE being lv_asm.
738 (build_asm_expr): Call it if outputs are read-only.
739 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
741 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
742 Paolo Bonzini <bonzini@gnu.org>
746 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
747 enable the instructions and not just the built-ins.
748 * doc/invoke.texi (x86 Options): Likewise.
750 2005-10-04 Geoffrey Keating <geoffk@apple.com>
752 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
754 * doc/invoke.texi (Option Summary): Correct spelling
755 of -mmacosx-version-min.
757 2005-10-04 Devang Patel <dpatel@apple.com>
759 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
762 2005-10-04 Steve Ellcey <sje@cup.hp.com>
764 * tree-vect-transform.c (vect_create_epilog_for_reduction):
765 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
767 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
769 * config/s390/s390.md ("TDSI","DP"): New mode macros.
770 ("TE","tg"): New mode attributes.
771 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
772 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
773 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
774 dword_mode and one for GPRmode.
776 2005-10-04 Ian Lance Taylor <ian@airs.com>
778 PR preprocessor/13726
779 * c-ppoutput.c (cb_include): Add comments parameter, and print out
780 any comments passed in.
782 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
784 * tree.c (annotate_with_file_line): Fix typo.
786 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
789 * builtins.c (fold_builtin_memcmp): When constructing the pointer
790 type used to access data in the inlined length == 1 case, use
791 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
792 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
794 2005-10-04 Uros Bizjak <uros@kss-loka.si>
796 * config/i386/i386.h (TARGET_FISTTP): Enable also for
797 TARGET_SSE3 and only for TARGET_80387.
798 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
799 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
800 Do not depend on TARGET_80387.
802 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
804 * tree.c (last_annotated_node): Change type to location_t*.
805 (annotate_with_file_line): Reflect the change of
806 last_annotated_node type.
808 2005-10-04 Richard Guenther <rguenther@suse.de>
811 * c-decl.c (grokdeclarator): Don't write to fields
814 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
817 * c-decl.c (finish_decl): Use set_user_assembler_name even for
819 * varasm.c (make_decl_rtl): If a register variable does not
820 have a set user assmbler name, error out.
821 Decode the asmspec is now name+1 bypassing '*'.
823 2005-10-04 Steven Bosscher <stevenb@suse.de>
825 PR tree-optimization/23049
826 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
827 of a COND_EXPR is folded before calling fold on the whole rhs of a
828 conditional assignment.
829 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
830 document that a COND_EXPR may appear there.
832 2005-10-03 Diego Novillo <dnovillo@redhat.com>
835 * tree-vrp.c (extract_range_from_assert): If the new numeric
836 range created out of the assertion contradicts the existing
837 numeric range of the ASSERT_EXPR variable, make the new range
840 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
842 * config/sh/sh.c (sh_register_move_cost): Add case for moving
843 from T_REGS to FP register class.
845 2005-10-03 Richard Henderson <rth@redhat.com>
848 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
849 before creating a new one.
851 2005-10-03 David Edelsohn <edelsohn@gnu.org>
853 * config/rs6000/t-aix43 (LDFLAGS): New.
854 * config/rs6000/t-aix52 (LDFLAGS): New.
856 2005-10-03 Ian Lance Taylor <ian@airs.com>
858 * gimplify.c (find_single_pointer_decl_1): New static function.
859 (find_single_pointer_decl): New static function.
860 (internal_get_tmp_var): For a formal variable, set restrict base
861 information if appropriate.
862 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
864 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
865 (DECL_GET_RESTRICT_BASE): Define.
866 (SET_DECL_RESTRICT_BASE): Define.
867 (decl_restrict_base_lookup): Declare.
868 (decl_restrict_base_insert): Declare.
869 (struct tree_decl_with_vis): Add based_on_restrict_p field.
870 * tree.c (restrict_base_for_decl): New static variable.
871 (init_ttree): Initialize restrict_base_for_decl.
872 (copy_node_stat): Copy restrict base information.
873 (decl_restrict_base_lookup): New function.
874 (decl_restrict_base_insert): New function.
875 (print_restrict_base_statistics): New static function.
876 (dump_tree_statistics): Call print_restrict_base_statistics.
878 2005-10-02 Diego Novillo <dnovillo@redhat.com>
881 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
884 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
887 * c-typeck.c (tagged_tu_seen): Rename to ...
888 (tagged_tu_seen_cache): this and add val field.
889 (comptypes): Move functional to comptypes_internal
890 and free tagged_tu_seen.
891 (comptypes_internal): New function and call comptypes_internal
892 instead of comptypes. Speed up by sibcalling
893 tagged_types_tu_compatible_p.
894 (alloc_tagged_tu_seen): New function
895 (free_all_tagged_tu_seen_up_to): New function.
896 (tagged_types_tu_compatible_p): Return the val of the seen two
898 Add that the two types are the same to tagged_tu_seen_base
899 if they are and call comptypes_internal instead of comptypes.
900 <case UNION_TYPE>: Speed up common type where the fields are
902 (function_types_compatible_p): Call comptypes_internal instead of
904 (type_lists_compatible_p): Likewise.
905 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
907 2005-10-02 Matthias Klose <doko@debian.org>
909 * doc/invoke.texi: Fix typo and speling error.
911 2005-10-01 Richard Henderson <rth@redhat.com>
913 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
915 2005-10-01 Mark Mitchell <mark@codesourcery.com>
917 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
918 using --start-group and --end-group.
920 2005-10-01 Diego Novillo <dnovillo@redhat.com>
922 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
923 FIXME note regarding quirky semantics.
925 2005-10-01 Diego Novillo <dnovillo@redhat.com>
928 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
929 non-null range as a last resort.
931 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
932 Diego Novillo <dnovillo@redhat.com>
935 * tree-vrp.c (extract_range_from_assert): For !=
936 assertions, only build an anti-range if LIMIT is a
939 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
941 * arm.md (movqi): On thumb when optimizing, handle loading from
942 memory by describing this as taking a subreg of a zero-extended load
943 into an SImode register.
946 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
948 * reload1.c (merge_assigned_reloads): Do not change any
949 RELOAD_FOR_OUTPUT_ADDRESS reloads.
951 2005-09-30 Geoffrey Keating <geoffk@apple.com>
953 * Makefile.in (LIPO_FOR_TARGET): Define.
954 (STRIP_FOR_TARGET): Define.
956 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
957 before creating new ones. Do symlinks before creating the actual
960 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
961 to work out which multilibs are actually being built.
963 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
965 * tree-vect-transform.c, config/ms1/ms1.md,
966 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
967 Follow spelling conventions.
968 * doc/invoke.texi, doc/md.texi: Fix typos.
970 2005-09-30 Andrew Macleod <amacleod@redat.com>
972 PR tree-optimization/21430
973 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
974 use operands, and set stmt pointer if need be.
975 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
976 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
979 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
982 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
984 2005-09-29 Mark Mitchell <mark@codesourcery.com>
986 * optabs.c (expand_binop): Initialize first_pass_p.
988 2005-09-29 Jakub Jelinek <jakub@redhat.com>
991 * c-decl.c (c_write_global_declarations_1): If any
992 wrapup_global_declaration_2 call returned true, restart the loop.
994 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
996 Fix PR tree-optimization/24117
997 * tree-ssa-structalias.c (find_func_aliases): Strip nops
998 before considering whether to use anyoffset.
1000 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1004 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1006 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1008 (swap_commutative_operands_with_target): New.
1010 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1013 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1016 2005-09-29 Steven Bosscher <stevenb@suse.de>
1018 PR tree-optimization/23911
1019 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1020 and IMAGPART_EXPR too.
1022 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1025 * expmed.c (expand_shift): Move logic to reverse rotation
1026 direction when rotating by constants ...
1027 * optabs.c (expand_binop): ... here.
1028 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1029 (ix86_rotrdi3): New pattern.
1030 (rotldi3): Handle 32-bit mode.
1031 (ix86_rotldi3): New pattern.
1033 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1036 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1037 check for numbers that need no bit twiddle.
1039 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1041 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1042 multilib to be built.
1044 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1045 (stage1-start): Delete old libgcc and libunwind before moving
1046 anything into the stage directory.
1047 (stage2-start): Likewise.
1048 (stage3-start): Likewise.
1049 (stage4-start): Likewise.
1050 (stageprofile-start): Likewise.
1051 (stagefeedback-start): Likewise.
1052 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1053 header in tm_file and CPU-specific t-darwin in tmake_file.
1054 (i[34567]86-*-darwin*): Don't change tm_file.
1055 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1056 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1057 shared library stub for target OS version.
1058 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1059 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1060 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1061 (libgcc_s.%.dylib): New.
1063 (install-darwin-libgcc-stubs): New.
1064 (INSTALL_LIBGCC): New append.
1065 * config/i386/darwin-libgcc.10.4.ver: New.
1066 * config/i386/darwin-libgcc.10.5.ver: New.
1067 * config/i386/t-darwin: New.
1068 * config/rs6000/darwin-libgcc.10.4.ver: New.
1069 * config/rs6000/darwin-libgcc.10.5.ver: New.
1070 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1071 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1073 2005-09-28 Paul Brook <paul@codesourcery.com>
1075 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1078 2005-09-28 Richard Guenther <rguenther@suse.de>
1080 PR tree-optimization/23853
1081 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1082 host_integerp to verify misalignment value.
1084 2005-09-28 Richard Henderson <rth@redhat.com>
1086 * builtins.c (get_builtin_sync_mode): New.
1087 (expand_builtin_sync_operation): Pass in mode argument.
1088 (expand_builtin_compare_and_swap): Likewise.
1089 (expand_builtin_lock_test_and_set): Likewise.
1090 (expand_builtin_lock_release): Likewise.
1091 (expand_builtin): Update to match.
1093 2005-09-28 Nick Clifton <nickc@redhat.com>
1095 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1096 formatting. Add check to PLUS case to ensure that the offset is
1097 within an acceptable range.
1099 * config/v850/v850.md (casesi): Disable the generation of the
1100 switch pattern as it is not being handled properly at the moment.
1102 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1103 for when the high words are identical.
1105 2005-09-27 Richard Henderson <rth@redhat.com>
1107 * pretty-print.c (pp_base_format): Fix typo for %>.
1109 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1110 Devang Patel <dpatel@apple.com>
1112 PR tree-optimization/23625
1113 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1114 LABEL_EXPR, assertion check.
1116 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1118 * optabs.c (no_conflict_move_test): Check if a result of a
1119 to-be-moved insn would be clobbered by an originally
1122 2005-09-27 Jeff Law <law@redhat.com>
1124 * passes.c (init_optimization_passes): Replace copy propagation
1125 passes immediately after DOM with phi-only copy propagation
1126 pases. Add phi-only copy propagation pass after first DOM pass.
1127 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1128 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1129 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1130 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1131 to init_copy_prop. Callers updated.
1132 (do_phi_only_copy_prop): New function.
1133 (pass_phi_only_copy_prop): New pass descriptor.
1135 2005-09-27 Nick Clifton <nickc@redhat.com>
1137 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1139 2005-09-26 Jason Merrill <jason@redhat.com>
1142 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1144 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1146 2005-09-26 James E Wilson <wilson@specifix.com>
1148 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1149 copyright. Add gcc copyright plus libgcc exception.
1150 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1152 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1154 2005-09-26 Jeff Law <law@redhat.com>
1156 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1157 about when to iterate.
1159 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1162 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1163 for __complex__ double in -mcpu=G5 mode.
1165 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1167 PR tree-optimization/23942
1168 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1169 * tree-scalar-evolution.c: Include params.h.
1171 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1172 follow_ssa_edge_in_condition_phi_branch,
1173 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1174 Change return type to t_bool. Use a parameter to limit the size of
1175 trees that are walked before stopping
1176 (analyze_evolution_in_loop): Initialize the limit to 0.
1177 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1178 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1180 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1183 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1184 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1186 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1188 * combine.c (make_extraction): Check for valid use of subreg.
1190 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1193 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1194 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1195 ("fist<mode>2_with_temp"): Use only register operands.
1197 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1199 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1200 CALL_INSN_FUNCTION_USAGE.
1202 2005-09-26 Richard Guenther <rguenther@suse.de>
1205 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1206 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1207 (ldst_entry): Use the hashtable instead of list-walking.
1208 (find_rtx_in_ldst): Likewise.
1209 (free_ldst_entry): Free the hashtable.
1210 (compute_ld_motion_mems): Create the hashtable.
1211 (trim_ld_motion_mems): Remove entry from hashtable if
1212 removing it from list.
1213 (compute_store_table): Likewise^2.
1214 (store_motion): Free hashtable in case we did not see
1217 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1219 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1220 and arg1 if we are passing them to fold_build2.
1222 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1225 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1228 2005-09-25 Richard Henderson <rth@redhat.com>
1230 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1231 SYMBOL_REF_TLS_MODEL to be correct.
1233 2005-09-24 Richard Henderson <rth@redhat.com>
1235 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1236 end of function. Reindent.
1238 2005-09-24 Ian Lance Taylor <ian@airs.com>
1240 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1241 NEGATE_EXPR/BIT_NOT_EXPR case.
1243 2005-09-24 Richard Henderson <rth@redhat.com>
1245 * c-common.c (handle_mode_attribute): When not modifying in place,
1246 create subtypes for enumerations.
1247 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1248 * gimplify.c (create_tmp_from_val): Likewise.
1250 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1252 * config/i386/i386.md (*tls_global_dynamic_64,
1253 *tls_local_dynamic_base_64): Add missing mode to call.
1254 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1256 2005-09-24 Jan Hubicka <jh@suse.cz>
1258 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1259 (cgraph_clone_node): Likewise.
1260 * cgraph.h (cgraph_clone_edge): Update prototype.
1261 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1262 duplicated prototypes; add updating argument.
1263 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1264 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1266 (cgraph_mark_inline_edge): Likewise.
1267 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1268 (cgraph_flatten_node): Likewise.
1269 (cgraph_decide_recursive_inlining): Likewise.
1270 (cgraph_decide_inlining_of_small_function): Likewise.
1271 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1273 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1274 Pete Steinmetz <steinmtz@us.ibm.com>
1276 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1277 (rldic.): Set type to "compare".
1279 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1280 mfjmpr for MFCTR/MFLR.
1281 (movdf_hardfloat64): Same.
1282 (movdf_softfloat64): Same. Correct order of store and move types.
1283 (movti_string): Set type to store_ux/load_ux.
1284 (load_multiple): Set type to load_ux.
1285 (store_multiple): Set type to store_ux.
1286 (movmemsi): Set type to store_ux.
1287 (output_cbranch direct_return): Set type to jmpreg.
1288 (stmw): Set type to store_ux.
1289 (lmw): Set type to load_ux.
1290 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1291 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1292 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1293 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1294 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1295 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1296 (rios1-fpstore): Increase latency to 3.
1297 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1298 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1300 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1301 Andrew Pinski <pinskia@physics.uc.edu>
1303 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1304 operand2 constraint to "b".
1305 (sync_<fetchop_name>di_internal): Same.
1306 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1308 (sync_old_<fetchop_name>di_internal): Same.
1309 (sync_new_<fetchop_name>si_internal): Same.
1310 (sync_new_<fetchop_name>di_internal): Same.
1312 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1315 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1316 case, define as macros.
1318 PR rtl-optimization/23837
1319 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1320 clobber / clobber match between dest and p->first.
1322 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1323 (no_conflict_move_test): Update comments.
1325 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1327 * doc/install.texi: Update URL for Jacks.
1328 * doc/sourcebuild.texi: Likewise.
1330 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1333 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1334 registers when choosing register preferences.
1335 (movdf_hardfloat64): Same.
1337 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1339 * expmed.c (expand_shift): Don't use the target of the rotate as
1340 target for the first expanded shift insn.
1341 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1343 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1345 PR tree-optimization/22438
1346 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1347 preserved iv rhs rewriting specially.
1349 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1351 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1352 estimate_only is true.
1353 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1354 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1355 tree-ssa-structalias.c
1356 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1357 ref_contains_indirect_ref.
1358 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1360 2005-09-21 DJ Delorie <dj@redhat.com>
1362 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1364 (mn10300_return_in_memory): Support variable size types also.
1365 (mn10300_pass_by_reference): Likewise.
1366 (mn10300_function_value): New.
1367 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1368 (FUNCTION_OUTGOING_VALUE): Likewise.
1369 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1370 * doc/invoke.texi: Document it.
1372 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1375 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1376 force integer op1 into register for XFmode compares.
1378 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1381 * expmed.c (alg_code): Add alg_impossible.
1382 (alg_hash_entry): Add cost.
1383 (synth_mult): Record alg_impossible in the hash table if
1384 multiplication by a given integer is impossble within the
1385 limit. Speed up using alg_impossible.
1387 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1389 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1390 argument. Allow and set any offset if needs_anyoffset is passed
1392 (get_constraint_for): Add argument here too.
1394 (do_structure_copy): Pass NULL to get_constraint_for.
1395 (handle_ptr_arith): Ditto.
1396 (find_func_aliases): Ditto.
1398 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1400 PR rtl-optimization/23898
1401 * output.h (get_attr_min_length): Declare.
1402 * final.c (get_attr_length_1): New function, broken out of:
1404 (get_attr_min_length): New function.
1405 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1406 (duplicate_computed_gotos): Likewise.
1407 * genattr.c (insn_min_length): Generate declaration.
1408 * genattrtab.c (min_fn, min_attr_value): New functions.
1409 (make_length_attrs): Generate insn_min_length.
1411 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1413 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1415 2005-09-20 Richard Henderson <rth@redhat.com>
1417 PR tree-optimization/24059
1418 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1421 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1423 * c.opt (fextended-identifiers): New.
1424 * c-opts.c (c_common_handle_option): Handle
1425 -fextended-identifiers.
1426 * doc/cpp.texi: Update documentation of extended identifiers.
1427 * doc/cppopts.texi (-fextended-identifiers): Document.
1429 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1431 PR tree-optimization/23929
1432 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1435 PR tree-optimization/23818
1436 * tree-stdarg.c (execute_optimize_stdarg): Call
1437 calculate_dominance_info.
1439 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1441 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1442 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1443 (compute_overlap_steps_for_affine_1_2): Use
1444 get_number_of_iters_for_loop.
1445 (analyze_subscript_affine_affine): Check whether difference is
1447 Use get_number_of_iters_for_loop.
1448 Check whether overlap occurs outside of bounds.
1449 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1451 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1453 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1454 base register if possible.
1456 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1458 PR tree-optimization/18463
1459 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1460 converting it directly is not possible.
1461 (chrec_convert_aggressive): New function.
1462 * tree-chrec.h (chrec_convert_aggressive): Declare.
1463 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1464 Fold chrec conversions aggressively if asked to.
1465 (instantiate_parameters): Modified because of changes in
1466 instantiate_parameters_1.
1468 2005-09-19 Richard Henderson <rth@redhat.com>
1470 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1471 (reduc_splus_v2df): New.
1473 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1475 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1476 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1478 2005-09-19 Richard Henderson <rth@redhat.com>
1480 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1483 2005-09-19 Richard Henderson <rth@redhat.com>
1485 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1486 (ia64_expand_dot_prod_v8qi): New.
1487 * config/ia64/ia64-protos.h: Update.
1488 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1489 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1490 sdot_prodv8qi, sdot_prodv4hi): New.
1491 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1493 2005-09-19 Richard Henderson <rth@redhat.com>
1496 * real.c (exact_real_truncate): Return false if the format cannot
1497 represent the number as a normal.
1499 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1500 for a memory source.
1502 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1504 * tree-ssa-operands.c (swap_tree_operands): Export.
1505 * tree.h (swap_tree_operands): Declare.
1506 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1507 Call swap_tree_operands.
1509 2005-09-19 Richard Henderson <rth@redhat.com>
1511 * tree-flow.h (merge_alias_info): Declare.
1512 * tree-ssa-copy.c (merge_alias_info): Export.
1513 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1514 (vect_create_data_ref_ptr): Use create_iv directly.
1515 (vectorizable_load): Use correct types for integer constants.
1516 (vect_generate_tmps_on_preheader): Likewise.
1517 (vect_gen_niters_for_prolog_loop): Likewise.
1519 2005-09-19 Steven Bosscher <stevenb@suse.de>
1521 PR rtl-optimization/23943
1522 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1524 2005-09-18 Jan Hubicka <jh@suse.cz>
1526 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1528 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1530 * varasm.c (output_constant): Do not abort on conversions to union
1531 types between different sizes.
1533 2005-09-18 Richard Guenther <rguenther@suse.de>
1536 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1539 2005-09-18 Paul Brook <paul@codesourcery.com>
1541 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1543 2005-09-17 Richard Henderson <rth@redhat.com>
1545 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1546 * tree-ssa-loop.c (pass_vect_dce): Remove.
1547 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1550 2005-09-17 Richard Henderson <rth@redhat.com>
1552 * tree-pass.h (pass_vect_dce): Declare.
1553 * passes.c (init_optimization_passes): Add it.
1554 * tree-flow.h (tree_ssa_dce): Declare.
1555 * tree-ssa-dce.c (tree_ssa_dce): Export.
1556 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1557 (gate_tree_vectorize): ... here.
1558 (pass_vect_dce): New.
1560 2005-09-17 Jan Hubicka <jh@suse.cz>
1562 * except.c (struct eh_status): Turn region_array into vec.
1563 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1564 convert_from_eh_region_ranges, find_exception_handler_labels,
1565 current_function_has_exception_handlers, assign_filter_values,
1566 build_post_landing_pads, dw2_build_landing_pads,
1567 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1568 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1569 foreach_reachable_handler, can_throw_internal_1,
1570 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1572 (duplicate_eh_region_1): Update region_array.
1573 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1575 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1578 * expmed.c (expand_mult): Substitute simple register for op0 when
1581 2005-09-17 Richard Henderson <rth@redhat.com>
1583 * expr.c (emit_move_via_integer): Add force argument, pass it on
1584 to emit_move_change_mode. Update callers.
1585 (emit_move_complex): Pass true to new force argument.
1586 * function.c (expand_function_end): Move expand_eh_return call
1587 earlier. Merge sub-word complex values into a pseudo before
1588 copying to the return hard register.
1590 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1592 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1593 between different sizes.
1595 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1599 * passes.c (init_optimization_passes): Register dump files for
1602 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1604 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1605 * config/s390/s390.c (s390_overlap_p): New function.
1606 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1607 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1610 2005-09-16 Richard Guenther <rguenther@suse.de>
1612 * ipa-pure-const.c (static_execute): Free auxiliar information.
1613 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1614 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1616 2005-09-15 DJ Delorie <dj@redhat.com>
1618 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1620 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1622 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1624 (swap_commutative_operands_with_target): New.
1626 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1628 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1631 (estimate_iters_using_array): New function.
1632 * tree-data-ref.h (estimate_iters_using_array): Prototype
1633 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1634 Use estimate_iters_using_array instead of analyze_array.
1636 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1638 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1641 2005-09-15 Michael Matz <matz@suse.de>
1643 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1645 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1647 PR tree-optimization/23835
1648 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1649 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1651 2005-09-14 Richard Henderson <rth@redhat.com>
1653 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1654 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1656 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1658 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1659 in the ARRAY_TYPE case.
1661 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1663 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1665 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1668 * tree-vect-transform.c (vectorizable_operation): Return false for
1669 scalar shift operations and for vector shift operations with
1670 non-invariant shift arguments. Use scalar tree operand op1 as
1671 a shift operand when vector shift insn pattern uses scalar shift
1673 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1675 2005-09-14 Olivier Hainque <hainque@adacore.com>
1677 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1678 value if it has side-effects.
1680 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1683 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1685 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1687 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1688 passed as NAME as if it were label at start of function code.
1690 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1692 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1695 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1697 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1698 as early clobber. Rewrite so the PIC register is not implicitly used.
1700 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1702 * tree.c (annotate_with_file_line): Compare line numbers before
1705 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1708 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1709 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1711 2005-09-13 Ian Lance Taylor <ian@airs.com>
1713 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1714 than a HOST_WIDEST_INT to gen_doloop_begin.
1716 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1718 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1720 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1722 PR tree-optimize/23817
1723 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1725 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1728 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1729 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1730 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1731 (restore_stack_nonlocal): Likewise.
1732 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1734 2005-09-12 Ian Lance Taylor <ian@airs.com>
1737 * c.opt (ffriend-injection): New C++ option.
1738 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1739 (C++ Dialect Options): Document -ffriend-injection.
1741 2005-09-12 Josh Conner <jconner@apple.com>
1744 * ipa-reference.c (static_execute): Don't mark variables in
1745 named sections TREE_READONLY.
1747 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1749 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1752 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1754 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1755 V_MUST_DEF instead of just the first_use_p.
1756 Don't mark the virtual variables for renaming on the statement which
1758 (pass_dse): Remove TODO_update_ssa.
1760 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1763 * stor-layout.c (compute_record_mode): For records with a single
1764 field, actually check the field's mode size against the type size.
1766 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1767 registers for TARGET_SHMEDIA.
1768 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1769 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1770 of GENERAL_REGS and FP_REGS.
1772 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1774 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1776 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1778 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1779 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1780 are omitted. Exclude stack_tie insn too.
1782 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1784 PR rtl-optimization/23098
1785 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1787 * config/rs6000/rs6000.md (movdf splitter): Use
1788 const_double_operand predicate for TARGET_POWERPC64.
1789 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1790 SYMBOL_REF method to ABI_V4.
1792 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1793 replace_equiv_address.
1794 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1795 rs6000_sr_alias_set and MEM_NOTRAP.
1796 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1798 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1800 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1801 handle CALL_EXPR again.
1803 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1805 * arm/predicates.md (alignable_memory_operand): Delete.
1807 2005-09-10 Richard Henderson <rth@redhat.com>
1810 * dbxout.c (dbxout_expand_expr): New.
1811 (dbxout_symbol): Use it.
1813 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1815 * arm.c (arm_gen_rotated_half_load): Delete.
1816 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1817 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1818 (thumb_set_return_address): Likewise.
1819 (thumb_load_double_from_address): Use adjust_address.
1820 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1821 (extendhsisi2_mem, movhi_bytes): Use change_address.
1822 (movhi): Use widen_memory_access.
1823 (reload_out_df): Use replace_equiv_address.
1824 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1826 2005-09-09 Richard Henderson <rth@redhat.com>
1829 * dbxout.c: Include expr.h.
1830 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1831 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1832 * Makefile.in (dbxout.o): Add EXPR_H.
1834 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1836 PR tree-optimization/23509
1837 * tree-cfg.c (replace_uses_by): Use replace_exp.
1838 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1839 pointers have name_mem_tag or type_mem_tag set.
1841 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1843 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1844 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1845 of wrongly accessing operands.
1847 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1849 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1850 * tree-chrec.c: Include tree-scalar-evolution.h.
1851 (chrec_convert): Instantiate the base and step before calling
1852 scev_probably_wraps_p that would fail on parametric evolutions.
1853 Collect all the fails into a single section failed_to_convert,
1854 print a diagnostic, and return chrec_dont_know instead of calling
1856 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1857 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1859 (scev_const_prop): Don't replace the definition of a loop closed ssa
1860 phi node by itself, or by another loop closed ssa phi node.
1861 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1862 that base and step are defined.
1864 2005-09-09 Richard Guenther <rguenther@suse.de>
1867 * fold-const.c (fold_ternary): Check truth_value_p before
1868 calling invert_truthvalue.
1870 2005-09-09 Nick Clifton <nickc@redhat.com>
1872 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1873 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1874 dimension of these arrays.
1875 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1877 * longlong.h: Only provide a prototype for the __clz_tab[] array
1878 if this header has not been included from libgcc2.h.
1879 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1881 Provide prototypes for exported functions.
1882 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1885 2005-09-08 Josh Conner <jconner@apple.com>
1889 * expr.c (expand_expr_addr_expr_1): Don't invoke
1890 expand_simple_binop for EXPAND_INITIALIZER.
1892 2005-09-08 Richard Henderson <rth@redhat.com>
1895 * toplev.c (wrapup_global_declaration_1): Split out ...
1896 (wrapup_global_declaration_2): ... from ...
1897 (wrapup_global_declarations): ... here. Return bool.
1898 (check_global_declaration_1): Split out ...
1899 (check_global_declarations): from here.
1900 (emit_debug_global_declarations): New.
1901 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1902 check_global_declaration_1, emit_debug_global_declarations): Declare.
1903 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1904 of decls. Call wrapup_global_declaration_1,
1905 wrapup_global_declaration_2, check_global_declaration_1 directly.
1906 (c_write_global_declarations_2): New.
1908 (c_write_global_declarations): Call c_write_global_declarations_2.
1909 * langhooks.c (write_global_declarations): Call
1910 emit_debug_global_declarations.
1912 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1913 remove decls that have DECL_RTL_SET_P.
1914 * passes.c (rest_of_decl_compilation): Invoke
1915 cgraph_varpool_finalize_decl for all but functions.
1917 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1919 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1920 the result of a conversion if the new min and max cannot be compared.
1922 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
1924 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1925 (override_options): Setting s390_sr_alias_set removed.
1926 (save_fpr, save_gprs): Set alias set to vararg or frame.
1927 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1928 s390_sr_alias_set with get_frame_alias_set ().
1929 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1930 get_varargs_alias_set ().
1932 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1936 * c-parser.c (c_parser_objc_method_definition): If the next
1937 token is not "{", error out and don't start the function.
1939 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
1941 * tree-vrp.c (extract_range_from_expr): Move the check for non
1942 nullness after the check for gimple invariant.
1944 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1946 * tree.c (host_integerp, tree_low_cst): Correct function comment.
1948 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1951 * config/m32r.md (movmemsi_internal): Canonicalize order of
1952 operands in PLUS component of template.
1954 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
1956 * reload1.c (fixup_eh_region_note): Remove assertion.
1957 (fixup_abnormal_edges): Reverted removal of call to
1958 find_many_sub_basic_blocks made on 2005-08-31.
1960 2005-09-07 Richard Henderson <rth@redhat.com>
1962 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1963 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1964 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1965 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1966 rearrange for better packing.
1967 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1968 (lookup_cfa_1): Remove inline marker.
1969 (cfa_equal_p): Split out of ...
1970 (def_cfa_1): ... here. Use INVALID_REGNUM.
1971 (build_cfa_loc): Handle !cfa->indirect.
1972 (frame_pointer_cfa_offset): New.
1973 (dbx_reg_number): Assert register elimination performed; do
1974 leaf register remapping.
1975 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1976 (eliminate_reg_to_offset): New.
1977 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
1978 for verifiably local stack frame addresses; re-base to CFA.
1979 (mem_loc_descriptor): Remove can_use_fbreg argument.
1980 (concat_loc_descriptor, loc_descriptor): Likewise.
1981 (containing_function_has_frame_base): Remove.
1982 (rtl_for_decl_location): Don't do register elimination or
1983 leaf register remapping here.
1984 (secname_for_decl): Split out from ..
1985 (add_location_or_const_value_attribute): ... here.
1986 (convert_cfa_to_loc_list): New.
1987 (compute_frame_pointer_to_cfa_displacement): New.
1988 (gen_subprogram_die): Use them.
1989 * tree.h (frame_base_decl): Remove.
1990 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1991 (prologue_stack_adjust): Remove.
1992 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1993 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1994 (set_frame_base_location): Remove.
1995 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
1996 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
1997 (vt_add_function_parameters): Don't eliminate_regs.
1998 (vt_initialize): Don't create frame_base_decl.
2000 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2002 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2003 version of GNU binutils for 4.x and later.
2005 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2007 * ggc-page.c (ggc_push_context): Remove.
2008 (ggc_pop_context): Likewise.
2009 * ggc.h (ggc_push_context): Remove.
2010 (ggc_pop_context): Likewise.
2012 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2015 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2016 returning from an interrupt handler.
2018 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2021 * config/arc/arc.c (output_shift): Add check for loop count when
2024 2005-09-06 Steven Bosscher <stevenb@suse.de>
2026 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2028 (abs_replacement): Likewise.
2029 (pass_phiopt): Remove TODO_update_ssa.
2031 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2034 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2035 if "return with no value, in function returning non-void" warning
2037 * tree-cfg.c (execute_warn_function_return): Don't look at
2038 RETURN_EXPRs with TREE_NO_WARNING set.
2041 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2042 for internal functions doesn't use registers used by global registers
2043 variables. Use fewer register parameters if there are global register
2046 2005-09-06 Olivier Hainque <hainque@adacore.com>
2047 Eric Botcazou <ebotcazou@adacore.com>
2050 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2051 when we would be extracting outside its bit span (bitpos+bitsize
2052 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2053 Ada unchecked conversions.
2055 2005-09-06 Steven Bosscher <stevenb@suse.de>
2057 * tree-ssa-pre.c (try_look_through_load): New function.
2058 (compute_avail): Use it to try to look through loads for some
2059 more useful expressions.
2061 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2063 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2064 condition for detecting cases like (a&a) and (a^a).
2066 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2068 * common.opt: Add option ftree-vect-loop-version.
2069 * params.def: Add --param vect-max-version-checks.
2070 * doc/invoke.texi: Document ftree-vect-loop-version and
2071 --param vect-max-version-checks.
2072 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2073 may_misalign_stmts and defines for accessors.
2074 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2075 LOOP_VINFO_MAY_MISALIGN_STMTS.
2076 (destroy_loop_vec_info): VEC_free for
2077 LOOP_VINFO_MAY_MISALIGN_STMTS.
2078 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2079 Update documentation.
2080 (vect_update_misalignment_for_peel): New.
2081 (vect_enhance_data_refs_alignment): Update to choose loop
2082 peeling or loop versioning if appropriate for the (potentially)
2083 unaligned data references in the loop.
2084 (vect_analyze_data_refs_alignment): Remove call to
2085 vect_enhance_data_refs_alignment so the checks can be done
2087 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2088 and move up call to vect_analyze_data_refs_alignment.
2089 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2090 (vect_transform_loop): Add call to loop_version.
2092 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2094 PR rtl-optimization/23098
2095 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2096 * simplify-rtx.c (constant_pool_reference_p): New function.
2097 * rtl.h (constant_pool_reference_p): New prototype.
2098 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2099 constant_pool_reference_p in condition and
2100 avoid_constant_pool_reference in preparation statements.
2102 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2104 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2105 STRICT_LOW_PART SETs.
2107 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2110 * except.c (sjlj_emit_function_enter): Find the function begin
2111 note even when it's not in first basic block.
2113 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2115 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2116 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2117 * aclocal.m4: Regenerate.
2119 2005-09-05 DJ Delorie <dj@redhat.com>
2121 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2124 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2126 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2127 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2128 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2129 Follow spelling conventions.
2130 * doc/invoke.texi: Follow spelling conventions.
2132 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2134 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2135 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2136 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2138 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2141 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2142 (output_stack_adjust): Use gen_tmp_stack_mem.
2143 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2144 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2145 (sh_get_pr_initial_val): Likewise.
2146 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2147 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2148 * sh.md (divsi_inv_m0): Use gen_const_mem.
2149 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2150 (movdf_i4+1): Use gen_tmp_stack_mem.
2151 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2152 (fpu_switch+2): Likewise.
2153 (movv4sf_i, movv16sf_i): Use adjust_address.
2154 (symGOT_load): Set MEM_NOTRAP_P bit.
2156 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2159 * pa.c (emit_move_sequence): Fix typo in last change.
2161 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2163 PR rtl-optimization/23454
2164 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2167 2005-09-03 Richard Henderson <rth@redhat.com>
2168 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2171 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2174 2005-09-02 Nicolas Pitre <nico@cam.org>
2176 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2177 to bit_count to 32 bits.
2179 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2182 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2183 generating synthetic loads from volatile lvalues.
2185 005-09-02 Nick Clifton <nickc@redhat.com>
2187 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2188 __ctzhi2, __clzhi2): New functions.
2190 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2193 * tree-nested.c (struct var_map_elt): Mark with GTY.
2194 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2196 (lookup_field_for_decl): Allocate new element in GC memory.
2197 (lookup_tramp_for_decl): Likewise.
2198 (convert_nl_goto_reference): Likewise
2199 (create_nesting_tree): Allocate info in GC memory. Likewise for
2201 (free_nesting_tree): Free with ggc_free instead of free.
2202 (root): New static variable.
2203 (lower_nested_functions): Remove root as local variable. And zero out
2204 root at the end of the function.
2206 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2208 PR rtl-optimization/20365
2209 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2210 to short. New member ix.
2211 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2212 (simplify_plus_minus): Initialize ix members before calling qsort.
2214 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2216 PR tree-optimization/23626
2217 * tree-cfg.c (replace_uses_by): Clean up eh info.
2219 2005-09-01 DJ Delorie <dj@redhat.com>
2221 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2224 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2226 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2227 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2230 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2232 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2233 do not issue warning for a variable definition following
2236 2005-09-01 Richard Henderson <rth@redhat.com>
2239 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2240 conversion to CONST_VECTOR.
2242 2005-09-01 Richard Henderson <rth@redhat.com>
2245 * reload1.c (reload_as_needed): Check !CALL_P before calling
2246 fixup_eh_region_note.
2247 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2249 2005-09-01 DJ Delorie <dj@redhat.com>
2251 * varasm.c (output_constant): Let the target resolve
2252 conversions of addresses to non-default pointer sizes.
2254 2005-09-01 Nicolas Pitre <nico@cam.org>
2256 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2257 to alow matching ARM pre-indexed addressing mode.
2258 (arm_override_options): Remove now irrelevant comment.
2260 2005-09-01 Phil Edwards <phil@codesourcery.com>
2262 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2263 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2264 * config/i386/vxworks.h: Likewise.
2265 * config/i386/t-vxworksae: New file, for VxWorks AE.
2266 * config/i386/vxworksae.h: Likewise.
2268 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2270 PR tree-optimization/23410
2271 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2272 sequence is not wrapping during the first step.
2274 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2277 * dwarf2out.c (base_type_die): Compare char_type_node with
2278 TYPE_MAIN_VARIANT (type), not type.
2280 2005-09-01 Richard Guenther <rguenther@suse.de>
2282 PR tree-optimization/15366
2283 * common.opt: Add -finline-functions-called-once.
2284 Put -fearly-inlining in alphabetically ordered place.
2285 * doc/invoke.texi: Document new option.
2286 * ipa-inline.c (cgraph_decide_inlining): Honour
2287 flag_inline_functions_called_once.
2289 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2291 PR rtl-optimization/23478
2292 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2293 (alloc_qty): Initialize it.
2294 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2295 (combine_regs): Combine also n_throwing_calls_crossed fields.
2296 (find_free_reg): Don't attempt to caller-save pseudos crossing
2297 calls that might throw.
2298 * global.c (struct allocno): Add throwing_calls_crossed field.
2299 (global_alloc): Revert 2005-08-22 change. Initialize
2300 throwing_calls_crossed.
2301 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2304 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2307 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2308 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2309 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2310 (and64_2_operand): Tweak to use predicate.
2311 (and_operand): Adjust for mask_operand changes.
2312 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2313 (print_operand): Likewise.
2314 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2315 (mask64_1or2_operand): Delete.
2316 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2317 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2318 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2319 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2320 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2321 (rotldi3_internal4): Likewise.
2322 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2323 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2324 (ashldi3_internal7): Likewise.
2325 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2326 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2327 (anddi3 split): Don't match mask64_operand.
2328 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2329 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2330 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2331 't' splitter predicate.
2332 (movdi_internal64 + 2): Revert 2005-06-11 change.
2334 2005-08-31 DJ Delorie <dj@redhat.com>
2336 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2337 (m32c_asm_integer): Add support for 32 bit pointers.
2339 2005-08-31 Richard Henderson <rth@redhat.com>
2341 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2342 component-like references for setting MEM_NOTRAP_P.
2344 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2345 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2347 2005-08-31 Richard Henderson <rth@redhat.com>
2349 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2350 into a pseudo before applying gen_lowpart.
2352 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2354 * doc/install.texi (Specific): Update cctools version required
2355 for full functionality.
2356 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2357 linkers as -macosx_version_min.
2359 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2362 * sh.c (print_operand, %R and %S): Add handling of floating point
2363 registers, memory, constants and invalid operands.
2365 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2367 * ipa-pure-const.c: Change dump name.
2369 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2372 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2373 to "reg_or_0_operand".
2374 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2376 2005-08-31 Dale Johannesen <dalej@apple.com>
2378 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2379 loops that count down.
2381 2005-08-31 Richard Henderson <rth@redhat.com>
2384 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2385 (fixup_eh_region_note): New.
2386 (reload_as_needed): Call it.
2387 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2388 don't call find_many_sub_basic_blocks; call verify_flow_info.
2389 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2390 (keep_stack_depressed): Likewise.
2391 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2393 2005-08-31 Richard Henderson <rth@redhat.com>
2395 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2398 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2400 * expr.c (expand_expr_real_1): Compare size of address
2401 mode to target's address mode size in deciding expansion of
2402 the constant address.
2404 2005-08-31 Richard Guenther <rguenther@suse.de>
2407 * expr.c (all_zeros_p): New function.
2408 (expand_expr_real_1): Handle the case of an all-zero
2409 non-addressable constructor separately.
2411 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2413 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2414 arguments, adjust all callers.
2415 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2417 2005-08-30 Richard Henderson <rth@redhat.com>
2420 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2421 whenever the mode sizes match.
2423 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2425 * calls.c (load_register_parameters): Fix comment typo.
2426 * expr.c (emit_push_insn): Comment formatting.
2428 2005-08-30 Ian Lance Taylor <ian@airs.com>
2430 * config/i386/x-cygwin (host-cygwin): Change dependency from
2431 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2433 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2435 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2438 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2441 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2442 call to ggc_collect.
2444 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2447 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2448 beginning. Remove $(INCLUDES) from all the rules, if following
2449 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2451 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2454 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2455 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2456 not constant, but maxlen is, don't set len to maxlen, rather
2457 set maxlen to len if len is a constant.
2459 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2461 PR tree-optimization/23475
2462 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2465 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2467 Fix PR middle-end/22455
2469 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2470 Checksum only the parts of the tree that exist for the tree code.
2472 2005-08-28 Dale Johannesen <dalej@apple.com>
2474 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2476 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2478 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2480 2005-08-28 Richard Henderson <rth@redhat.com>
2482 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2483 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2486 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2489 * builtins.c (get_memory_rtx): Don't strip nops
2490 in between COMPONENT_REFs.
2492 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2495 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2497 (gimplify_modify_expr): Check for zero sized types and gimplify the
2498 rhs and lhs as statements.
2500 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2503 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2504 state for return address column of signal frames.
2506 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2509 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2510 bytes >= 2 not bytes == 2.
2511 (expand_block_move): Same.
2513 2005-08-27 Richard Guenther <rguenther@suse.de>
2516 * config/i386/sse.md (sse2_movsd): Add missing closing
2519 2005-08-27 Paul Brook <paul@codesourcery.com>
2521 * genrecog.c (enum decision_type): Add DT_num_insns.
2522 (struct decision_test): Add u.num_insns.
2523 (add_to_sequence): Add DT_num_insns test.
2524 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2525 (write_cond, debug_decision_2): Ditto.
2526 (change_state): Assume peep2_next_insn never fails.
2527 Remove "afterward" argument.
2528 (write afterward, write_tree): Update to match.
2529 * recog.c (peep2_current_count): New variable.
2530 (peep2_next_insn): Check it.
2531 (peephole2_optimize): Set peep2_current_count.
2532 * recog.h (peep2_current_count): Declare.
2534 2005-08-26 Josh Conner <jconner@apple.com>
2537 * ipa-pure-const.c (check_tree): Check for volatile-ness
2538 when considering a dereference.
2540 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2542 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2544 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2546 PR rtl-optimization/23561
2547 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2548 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2549 at most LEN bytes long memory fits into the field.
2550 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2551 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2552 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2554 2005-08-26 Richard Henderson <rth@redhat.com>
2557 * loop.c (biased_biv_may_wrap_p): New.
2558 (maybe_eliminate_biv_1): Use it to suppress non-equality
2559 comparison transformations. Delete disabled code.
2561 2005-08-26 Ian Lance Taylor <ian@airs.com>
2563 * combine.c (make_extraction): Avoid reference outside object.
2565 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2567 * stor-layout.c (finalize_type_size): Restore behaviour for
2568 non-aggregate types to the status quo ante of the patch for
2569 pr 23467. Document why it matters.
2571 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2574 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2575 array by one element, initialize the BT_LAST element with NULL.
2577 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2579 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2580 optimizing for size.
2582 (compare_plus_eqsi): Same.
2583 (plus_eqsi_compare): Same.
2584 (neg_eq0<mode>): Same.
2585 (neg_eq<mode>): Same.
2587 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2590 2005-08-26 Nick Clifton <nickc@redhat.com>
2592 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2593 TARGET_EP is not defined.
2594 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2595 TARGET_EP is enabled.
2596 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2597 * config/v850/v850.md (save_all_interrupt): Only use the EP
2598 register if TARGET_EP is defined.
2599 (restore_all_interrupt): Likewise.
2600 * config/v850/lib1funcs.asm: Update functions so that the EP
2601 register is only used if __EP__ is defined.
2603 2005-08-26 David Ung <davidu@mips.com>
2605 * config/mips/mips.c (mips_expand_prologue): Handle case when
2606 generating for MIPS16 and the outgoing argument area is more than
2607 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2610 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2612 * config/crx/crx.md: Make doloop_end pattern usage controllable
2613 via mloop-nesting=<max-nesting> command line switch. Make sure
2614 the combiner cannot use doloop_end_<mode> in an illegal way.
2615 * config/crx/crx.c: Use regs up to r6 for argument passing.
2616 Refine crx_address_cost (non cst4 displacements are expensive).
2617 * config/crx/crx.opt: Add switch for mloop-nesting=.
2619 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2621 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2622 (UNSPEC_MVST): New constant.
2624 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2626 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2627 Reject operands containing eliminable registers.
2628 * testsuite/gcc.dg/20050825-1.c: New testcase.
2630 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2631 Jan Hubicka <jh@suse.cz>
2633 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2635 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2637 PR tree-optimization/23546
2638 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2641 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2643 * params.def (PARAM_MIN_SPEC_PROB): New.
2644 * sched-rgn.c (MIN_PROBABILITY): Delete.
2645 (compute_trg_info): Convert to PARAM_VALUE.
2646 * doc/invoke.texi (param): Document min-spec-prob.
2648 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2650 * config/darwin.h: define __PIC__
2651 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2652 TARGET_OS_CPP_BUILTINS macro.
2654 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2656 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2659 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2661 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2663 * cfghooks.c (duplicate_block): Added position where to place
2664 new block as argument.
2665 * cfghooks.h (duplicate_block): Declaration changed.
2666 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2668 * cfglayout.h (copy_bbs): Declaration changed.
2669 * cfgloop.h (loop_version): Declaration changed.
2670 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2671 position to copy_bbs.
2672 (loop_version): Pass position to duplicate_loop_to_header_edge.
2673 Add place_after argument and position new blocks according to
2675 * modulo-sched.c (sms_schedule): Pass place_after argument
2677 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2678 * tree-cfg.c (split_edge_bb_loc): New function.
2679 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2680 to determine position of new blocks.
2681 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2683 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2684 argument to duplicate_block.
2685 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2686 Pass position to copy_bbs.
2688 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2690 * fold-const.c (ptr_difference_const): Use
2691 cst_and_fits_in_hwi instead of host_integerp.
2693 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2695 * config/darwin.c (gen_pic_offset): New.
2696 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2699 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2701 PR tree-optimization/23486
2702 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2704 2005-08-23 Phil Edwards <phil@codesourcery.com>
2706 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2707 remove use_collect2.
2708 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2710 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2711 configuration files to override the default value.
2713 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2714 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2715 * config/vx-common.h: New file, split out from...
2716 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2717 * config/vxworksae.h: New file, for VxWorks AE.
2718 * config/vxworks.opt: New file.
2719 * config/vxlib.c: Update for VxWorks 6.
2721 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2722 other MULTILIB_* variables appropriately.
2723 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2724 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2725 * config/rs6000/vxworks.h: Update for VxWorks 6.
2726 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2728 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2731 * config/darwin.c (machopic_select_section): Remove the hack to
2732 mark "::operator new" and "::operator delete" for coalescing
2733 even though they are not weak.
2735 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2737 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2738 * configure: Regenerate.
2740 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2743 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2745 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2746 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2749 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2751 * config/rs6000/predicates.md (equality_operator): New.
2752 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2753 comparison with a large constant.
2755 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2757 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2759 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2761 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2762 registers is even, and we have a hardware double precision fp,
2764 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2765 size of current argument when checking if argument was passed in
2768 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2771 * stor-layout.c (finalize_type_size): Dont override
2772 existing alignment with a smaller alignment from the mode.
2774 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2776 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2777 * lambda.h (lambda_vector_lexico_pos): ... here.
2778 * tree-data-ref.c (build_classic_dist_vector): Return false when
2779 the distance vector is lexicographically negative.
2781 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2783 PR tree-optimization/23511
2784 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2785 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2787 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2789 PR tree-optimization/22043
2790 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2791 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2792 If ALLOW_FLEXARR, handle types ending with flexible array member.
2793 Pass false as second argument to recursive count_type_elements calls.
2794 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2795 argument to count_type_elements call.
2796 * tree-sra.c (decide_block_copy): Likewise.
2797 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2798 for a constant-sized object, set cleared as well. Pass true as
2799 second argument to count_type_elements call.
2801 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2804 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2805 from legitimate_small_data_p, and make global. Update use.
2806 Remove forward declaration.
2807 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2809 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2811 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2813 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2814 of scratch intermediates.
2815 (eq<mode>_compare): Same.
2816 (neg_eq0<mode>): New.
2817 (neg_eq<mode>): Convert to define_insn_and_split.
2819 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2822 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2823 stdarg functions, set/clear the fp marker even when no variable
2825 * config/rs6000/sysv4.opt (mprototype): Describe.
2827 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2829 PR rtl-optimization/23478
2830 * regs.h (reg_info): Add throw_calls_crossed.
2831 (REG_N_THROWING_CALLS_CROSSED): Define.
2832 * flow.c (allocate_reg_life_data): Initialize
2833 REG_N_THROWING_CALLS_CROSSED.
2834 (propagate_one_insn, attempt_auto_inc): Update
2835 REG_N_THROWING_CALLS_CROSSED.
2836 * global.c (global_alloc): Don't allocate pseudos across
2837 calls that may throw.
2839 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2842 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2843 value is inbetween the range if we did not find an exact match.
2845 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2847 * doc/invoke.texi (Option Summary): Add ms1 options.
2848 * doc/extend.texi: Document interrupt handler attribute for ms1.
2849 * doc/md.texi: Document ms1 constraints.
2850 * config.gcc: Add ms1-*-elf.
2851 * config/ms1/ms1.h: New.
2852 * config/ms1/ms1.c: New.
2853 * config/ms1/ms1.md: New.
2854 * config/ms1/ms1-protos.h: New.
2855 * config/ms1/ABI.txt: New.
2856 * config/ms1/crti.asm: New.
2857 * config/ms1/crtn.asm: New.
2858 * config/ms1/lib2extra-funcs.c: New.
2859 * config/ms1/t-ms1: New.
2860 * config/ms1/ms1.opt: New.
2862 2005-08-22 Ira Rosen <irar@il.ibm.com>
2864 * config/rs6000/altivec.md (xorv4sf3): New.
2865 (negv4sf2, neg<mode>2): Likewise.
2867 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2870 * config/ia64/ia64.md (divsi3): Check divide by zero.
2871 (udivsi3): Likewise.
2873 (udivdi3): Likewise.
2875 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2877 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2878 up to elem_bitsize bits, not max_bitsize.
2880 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2882 PR tree-optimization/23433
2883 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2884 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2886 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2888 PR tree-optimization/23434
2889 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2890 the iteration bound is not an INTEGER_CST.
2892 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2894 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2895 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2896 NULL if need_epilog_adjust is false.
2897 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2898 Case 3 always peels first itration, not just for PLUS case, and no need
2899 to use scalar_initial_def here. Create an epilog adjustment only if
2900 scalar_initial_def is not NULL.
2902 (vectorizable_reduction): Remove assert.
2904 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
2907 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2908 (__moddi3): Likewise.
2909 (__udivdi3): Likewise.
2910 (__umoddi3): Likewise.
2911 (__divsi3): Likewise.
2912 (__modsi3): Likewise.
2913 (__udivsi3): Likewise.
2914 (__umodsi3): Likewise.
2916 2005-08-20 Jakub Jelinek <jakub@redhat.com>
2918 * tree-pass.h (TDF_GRAPH): Define.
2919 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2920 * passes.c (finish_optimization_passes): Only call
2921 finish_graph_dump_file if TDF_GRAPH is set.
2922 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2923 NULL. Set TDF_GRAPH bit.
2924 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2926 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
2928 * arm.h (arm_stack_offsets): Add locals_base field.
2929 * arm.c (arm_get_frame_offsets): Compute it.
2930 (thumb_compute_initial_elimination offset): Make the Thumb frame
2931 pointer point to the base of the local variables.
2932 (thumb_expand_prologue): Update accordingly.
2933 (thumb_expand_epilogue): Likewise.
2935 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
2936 mode of clobbered scratch to DImode. Handle a case that's known to
2939 2005-08-19 David Edelsohn <edelsohn@gnu.org>
2941 * config/rs6000/rs6000.md (gt0<mode>): Delete.
2942 (gt0<mode>_compare): Delete.
2943 (neg_gt0<mode>): Delete.
2945 2005-08-19 Eric Christopher <echristo@apple.com>
2947 * optabs.h: Change CTI_ to COI_.
2950 2005-08-19 James E Wilson <wilson@specifix.com>
2952 * builtins.c (expand_builtin_return_addr): Set
2953 current_function_accesses_prior_frames when count != 0. Use
2954 frame_pointer_rtx when count == 0.
2955 * function.h (struct function): Add accesses_prior_frames field.
2956 (current_function_accesses_prior_frames): Define.
2957 * reload1.c (init_elim_table): Check
2958 current_function_accesses_prior_frames.
2959 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2961 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2963 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2964 indicator. Return true if the flowgraph changed during
2967 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2970 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2971 conditional expression before testing its value.
2973 2005-08-19 Diego Novillo <dnovillo@redhat.com>
2975 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2977 2005-08-19 Devang Patel <dpatel@apple.com>
2979 PR tree-optimization/23048
2980 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2981 third parameter. Check whether latch is dominated by exit
2983 (if_convertible_loop_p): Supply exit block itself to
2984 if_convertible_bb_p.
2986 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
2989 * arm.md (arm_load_pic_register): Change argument to the mask of
2990 saved registers. Call thumb_find_work_register if we need a
2991 scratch register on Thumb.
2992 (arm_expand_prologue): Pass empty register set to
2993 arm_load_pic_register.
2994 (thumb_expand_prologue): Pass live_regs_mask directly to
2995 arm_load_pic_register.
2996 * arm-protos.h (arm_load_pic_register): Update prototype.
2998 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3000 * sh.c (find_sole_member): New function.
3001 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3002 if the record's alignment is larger than the size of its only member.
3004 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3007 * arm.c (thumb_legitimize_reload_address): New function.
3008 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3009 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3011 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3013 * config/crx/crx.c: Implement crx_decompose_address. Reject
3014 symbolic displacements since CRX register relative adressing
3015 mode can't handle unsigned 32-bit values as displacements.
3016 * config/crx/crx.h: Simplify definitions, remove redundant
3017 parenthesis and obsolete macros.
3018 * config/crx/crx.opt: Add new switch for debugging addresses.
3019 * config/crx/crx-protos.h: Add new declarations for above.
3021 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3024 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3027 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3029 * collect2.c (dup2): Delete.
3030 * configure.ac: Don't check for dup2.
3032 * config.in, configure: Regenerate.
3034 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3036 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3037 record with the type of its only member.
3039 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3041 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3042 define_insn_and_split.
3043 (plus_ltu<mode>_compare): Same.
3044 (gtu<mode>_compare): Same.
3045 (plus_gtu<mode>_compare): Same.
3047 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3049 PR tree-optimization/22228
3050 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3052 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3053 are recorded in vect_vnames_to_rename for renaming.
3054 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3055 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3056 in vect_vnames_to_rename.
3057 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3058 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3060 2005-08-18 Jan Hubicka <jh@suse.cz>
3063 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3064 info only for local statics, not for member variables.
3066 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3068 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3070 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3072 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3074 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3077 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3079 2005-08-17 James E Wilson <wilson@specifix.com>
3081 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3084 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3086 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3087 (leu<mode>_compare): Same.
3088 (plus_leu<mode>): Same.
3089 (neg_leu<mode>): Same.
3090 (and_neg_leu<mode): Same.
3091 (ltu<mode>_compare): Same.
3092 (plus_ltu<mode>): Same.
3094 (geu<mode>_compare): Same.
3095 (plus_geu<mode>): Same.
3096 (neg_geu<mode>): Same.
3097 (and_neg_geu<mode>): Same.
3098 (plus_gt<mode>): Same.
3099 (gtu<mode>_compare): Same.
3100 (plus_gtu<mode>): Same.
3102 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3104 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3105 Move call_table_data to end. Delete spurious .text.
3106 (callt_save_all_interrupt): Fix comment typo.
3108 2005-08-17 James E Wilson <wilson@specifix.com>
3109 Kevin Winchester <winchester@amirix.com>
3112 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3114 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3117 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3118 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3120 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3122 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3123 record with the type of its only member if the modes don't match.
3125 * varasm.c (decode_reg_name): Skip empty additional register names.
3127 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3129 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3130 lsm_tmp_name_length): New.
3131 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3132 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3134 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3135 Andreas Krebbel <krebbel1@de.ibm.com>
3137 * config.gcc: Added z9-109 switch.
3138 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3139 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3140 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3141 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3142 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3143 for "z9_109" cpu attribute.
3144 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3145 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3146 (s390_handle_arch_option): Added z9-109 switch.
3147 (override_options): Set respective cost function for z9-109.
3148 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3149 (legitimate_reload_constant_p): Accept extended immediates.
3150 (print_operand): Three new output modifiers added: k, m and o.
3151 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3152 (s390_output_mi_thunk): Use extended immediate when possible.
3153 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3154 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3155 (CONSTRAINT_LEN): Added length of O constraint.
3156 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3157 * config/s390/s390.md ("cpu"): New value z9_109 added.
3158 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3159 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3160 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3161 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3162 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3163 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3164 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3165 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3166 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3167 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3168 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3169 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3170 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3171 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3172 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3174 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3175 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3176 insns for TARGET_EXTIMM.
3178 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3180 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3182 2005-08-17 Nick Clifton <nickc@redhat.com>
3184 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3185 Call default_encode_section_info.
3187 2005-08-17 Steven Bosscher <stevenb@suse.de>
3189 PR tree-optimization/21574
3190 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3191 constant, return CONSTANT.
3192 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3193 (ccp_fold, visit_assignment): Likewise.
3194 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3196 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3198 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3199 fold_buildN instead of buildN then fold_initializer or fold.
3200 (build_unary_op): Likewise.
3201 (build_binary_op): Likewise.
3202 * fold-const.c (fold_initializer): Remove.
3203 (fold_build1_initializer): New function.
3204 (fold_build2_initializer): New function.
3205 (fold_build3_initializer): New function.
3206 * tree.h (fold_initializer): Remove.
3207 (fold_build1_initializer): New function.
3208 (fold_build2_initializer): New function.
3209 (fold_build3_initializer): New function.
3211 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3213 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3214 (try_move_mult_to_index): Call fold_build2 instead of build2.
3215 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3216 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3217 fold_binary_to_constant.
3218 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3220 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3221 check if A == gcd (A, B). Remove TYPE argument.
3222 (analyze_offset) Use fold_build2 instead of fold (build.
3223 (create_data_ref): Likewise.
3224 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3225 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3228 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3230 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3231 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3233 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3236 * gimplify.c (zero_sized_type): New function.
3237 (gimplify_modify_expr_rhs): If we have a zero sized type,
3238 replace the statement with an empty statement.
3240 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3242 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3245 2005-08-16 Ian Lance Taylor <ian@airs.com>
3247 * doc/tm.texi (Label Output): Correct typo.
3249 2005-08-16 Steven Bosscher <stevenb@suse.de>
3252 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3253 force_operand will work later on using have_insn_for.
3255 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3257 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3259 2005-08-16 Ian Lance Taylor <ian@airs.com>
3262 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3263 vector type, don't try to construct it element by element. Add an
3264 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3266 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3268 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3270 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3272 * doc/invoke.texi (Precompiled Headers): Document some more options
3273 which are known to be safe.
3275 2005-08-16 James E Wilson <wilson@specifix.com>
3277 PR tree-optimization/21105
3278 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3279 TREE_OVERFLOW check.
3281 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3283 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3284 (neg_ltu<mode>): Same.
3286 (neg_gtu<mode>): Same.
3288 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3290 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3291 (fold_builtin_isdigit): Use fold_buildN.
3292 (build_function_call_expr): Likewise.
3293 * c-typeck.c (c_finish_loop): Likewise.
3295 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3296 Richard Shann <rshann@superh.com>
3298 PR middle-end/20396:
3299 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3301 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3303 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3305 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3308 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3309 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3312 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3315 * fold-const.c (build_range_check): Disable optimization for function
3316 pointer expressions on targets that require function pointer
3319 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3321 * simplify-rtx.c (simplify_const_relational_operation): When
3322 extracting arguments of a COMPARE, recompute the mode as well.
3324 2005-08-15 Ian Lance Taylor <ian@airs.com>
3326 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3328 2005-08-15 DJ Delorie <dj@redhat.com>
3330 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3332 (movsi_splittable): Allow, but split, moves to the stack.
3333 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3336 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3338 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3339 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3340 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3342 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3343 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3344 Delete HOST_PTR_PRINTF.
3346 * configure, config.in: Regenerate.
3348 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3350 * config/rs6000/rs6000.md (QHSI): New mode macro.
3351 (wd): Extend mode attr for QImode and HImode
3352 (dbits): New mode attr.
3353 (zero_extend<mode>di2): Convert to mode macro.
3355 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3358 * doc/invoke.texi (-mgnu-ld): Update description.
3361 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3364 * Makefile.in (tree-chrec.o): Depends on real.h.
3365 * tree-chrec.c: Include real.h.
3366 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3367 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3368 * tree-scalar-evolution.c (add_to_evolution_1,
3369 interpret_rhs_modify_expr): Ditto.
3371 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3374 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3375 step is negative compute the estimation from init downwards to zero.
3377 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3379 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3381 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3383 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3385 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3386 Accept double-word constants that can be split.
3387 * config/s390/s390.md ("movti"): Use 'P' constraint.
3388 ("*movdi_31", "*movdf_31"): Likewise.
3390 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3392 Fix PR tree-optimization/22615
3394 * tree-ssa-structalias.c (solution_set_add): Handle
3395 first_vi_for_offset returning NULL.
3396 (do_da_constraint): Ditto.
3397 (do_sd_constraint): Ditto.
3398 (do_ds_constraint): Ditto
3399 (find_func_aliases): Ditto.
3400 (build_constraint_graph): RHS is allowed be ANYTHING.
3401 (first_vi_for_offset): Return NULL if we couldn't find anything at
3404 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3406 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3407 over memory as first operand.
3409 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3412 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3413 available for setting it.
3415 2005-08-14 Ira Rosen <irar@il.ibm.com>
3417 PR tree-optimization/23320
3418 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3419 data-refs' types instead of base object nullness. Add check for
3420 pointer type data-refs before first location comparison. Remove
3423 2005-08-14 Andreas Schwab <schwab@suse.de>
3425 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3427 2005-08-13 James E Wilson <wilson@specifix.com>
3429 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3430 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3431 -fstack-protector-all, --param ssp-buffer-size): Document.
3432 (-Wvariadic-macros): Alphabetize.
3433 (-fsched-stalled-insns-dep): Add missing 'f'.
3435 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3438 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3440 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3441 or indirect address operand.
3442 (EXTRA_ADDRESS_CONSTRAINT): New.
3443 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3445 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3447 PR tree-optimization/22236
3448 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3449 successors and predecessors.
3450 * tree-chrec.c (chrec_convert): Before converting, check that
3451 sequences don't wrap.
3452 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3453 (analyze_array): Extern.
3454 (find_data_references_in_loop): Remove call to
3455 compute_estimated_nb_iterations.
3456 * tree-data-ref.h (analyze_array): Declared.
3457 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3458 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3459 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3460 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3462 * tree-ssa-loop-ivcanon.c: Fix documentation.
3463 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3464 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3465 (infer_loop_bounds_from_undefined): New.
3466 (estimate_numbers_of_iterations_loop): Use
3467 infer_loop_bounds_from_undefined.
3468 (used_in_pointer_arithmetic_p): New.
3469 (scev_probably_wraps_p): Pass an extra parameter. Call
3470 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3471 (convert_step): Fix documentation.
3472 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3473 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3474 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3475 scev_probably_wraps_p.
3477 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3479 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3480 (s390_register_info): Ignore clobbered_regs information for fixed
3481 registers, and only fixed registers.
3482 (s390_init_frame_layout): Remove redundant call.
3484 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3486 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3487 description of -Wold-style-casts.
3489 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3490 Jakub Jelinek <jakub@redhat.com>
3492 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3493 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3494 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3495 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3496 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3497 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3498 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3499 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3500 ("stack_protect_set", "stack_protect_test"): New expanders.
3501 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3502 "stack_protect_testdi"): New insn definitions.
3504 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3506 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3508 2005-08-12 Paul Brook <paul@codesourcery.com>
3510 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3512 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3514 * config/s390/predicates.md (setmem_operand): New predicate.
3515 (shift_count_operand): Accept ANDs with special constants as
3517 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3518 with special constants.
3519 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3520 shift_count_operand with setmem_operand.
3522 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3524 * config/s390/s390.c (s390_extract_part, s390_single_part):
3526 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3527 (s390_output_mi_thunk): Don't use lg on 31 bit.
3528 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3529 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3531 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3533 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3534 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3535 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3536 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3537 with one of the new macros.
3539 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3541 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3542 Don't set save_return_addr_p.
3543 (s390_register_info): Make clobbered_regs not depending on
3546 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3548 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3549 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3551 2005-08-11 James E. Wilson <wilson@specifix.com>
3553 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3555 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3557 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3558 locations gathered by var-tracking in single entry loc_list
3559 over loc_descriptor_from_tree.
3561 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3562 pass it down to loc_descriptor.
3563 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3564 (containing_function_has_frame_base): Move earlier in the file.
3565 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3566 instead of always assuming fbreg can't be used.
3568 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3570 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3571 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3572 Accept address wrapped in AND for Altivec.
3573 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3574 Strip AND wrapping offset address for Altivec.
3576 2005-08-11 Richard Henderson <rth@redhat.com>
3579 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3580 before using TYPE_IS_SIZETYPE.
3582 2005-08-11 Richard Henderson <rth@redhat.com>
3585 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3586 insn types not present on ev4.
3587 (alphaev5_insn_pipe): Similarly.
3589 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3592 * arm.c (arm_override_options): If the user has selected callee-super-
3593 interworking, then enable normal interworking.
3595 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3597 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3600 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3602 * doc/rtl.texi: Fix two typos.
3604 2005-08-11 Richard Guenther <rguenther@suse.de>
3607 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3608 cases where we call to/from functions returning void.
3610 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3613 * tree.c (build_pointer_type_for_mode): Robustify.
3615 2005-08-10 James E Wilson <wilson@specifix.com>
3617 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3618 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3620 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3623 2005-08-10 Eric Christopher <echristo@apple.com>
3625 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3626 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3629 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3632 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3633 for the high part when generating dynamic-no-pic code.
3635 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3637 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3638 (x86_64-*-linux*): Likewise.
3640 * config/i386/crtfastmath.c: New file.
3641 * config/i386/t-crtfm: Likewise.
3643 * config/i386/linux.h (ENDFILE_SPEC): New.
3644 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3646 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3649 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3651 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3652 (vec_shl, vec_shr): Document new operations.
3653 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3655 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3657 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3658 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3659 change predicate to indexed_or_indirect_address.
3661 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3663 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3664 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3665 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3666 and __aeabi_uwrite8.
3667 * config/arm/unaligned-funcs.c: New file.
3668 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3670 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3672 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3674 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3675 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3677 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3678 * final.c (pass_shorten_branches): Add dump.
3679 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3680 (pass_life): Rename dump.
3681 (rest_of_handle_flow2): Remove initial verify_flow_info.
3682 * function.c (pass_instantiate_virtual_regs): Add dump.
3683 * integrate.c (pass_initial_value_sets): Add dump.
3684 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3685 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3686 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3687 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3688 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3689 gate_rtl_unrool_and_peel_loops): New.
3690 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3691 rtl_doloop): Do not look at flags.
3692 * mode-switching.c (pass_mode_switching): Add dump.
3693 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3694 pass_split_before_regstack): Add dump.
3695 * regmove.c (pass_stack_adjustments): Add dump.
3696 * tree-optimize.c (pass_fixup_cfg): Add dump.
3698 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3701 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3702 deciding which instruction sequence to use.
3704 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3706 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3707 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3709 2005-08-09 Richard Guenther <rguenther@suse.de>
3711 * c-common.c (builtin_function_2): Remove.
3712 (def_builtin_1): New function.
3713 (c_common_nodes_and_builtins): Use def_builtin_1 to
3714 build builtin functions.
3716 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3718 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3719 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3720 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3723 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3725 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3726 fold_binary instead of fold_build2 since we don't care about the
3728 (loop_niter_by_eval): Likewise.
3729 (compare_trees): Likewise.
3730 (proved_non_wrapping_p): Likewise.
3732 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3736 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3737 if the if is really empty.
3739 2005-08-09 Steven Bosscher <stevenb@suse.de>
3741 PR tree-optimization/23234
3742 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3743 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3744 argument of the new enum.
3745 (execute_cse_reciprocals): Add reciprocals for function arguments
3746 on the unique successor edge of the entry block. Update other calls
3747 to execute_cse_reciprocals_1.
3749 2005-08-08 Richard Henderson <rth@redhat.com>
3752 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3754 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3756 * expr.c (write_complex_part): Return after handling MEM.
3758 2005-08-08 Josh Conner <jconner@apple.com>
3760 PR rtl-optimization/23241
3761 * combine.c (simplify_comparison): Fix error in determining
3762 whether to lift a subreg from comparison.
3764 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3767 * config/rs6000/altivec.md (vec_init<mode>): New.
3768 (vec_set<mode>): New.
3769 (vec_extract<mode>): New.
3770 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3771 (rs6000_expand_vector_set): New.
3772 (rs6000_expand_vector_extract): New.
3773 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3774 for Altivec modes before reload.
3775 (altivec_expand_vec_init_builtin): New.
3776 (get_element_number): New.
3777 (altivec_expand_vec_set_builtin): New.
3778 (altivec_expand_vec_ext_builtin): New.
3779 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3781 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3783 * config/rs6000/rs6000.h (rs6000_builtins): Add
3784 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3785 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3786 * config/rs6000/rs6000-protos.h: Declare new functions.
3788 2005-08-08 Jan Hubicka <jh@suse.cz>
3790 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3791 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3792 * i386.md (movdi*): Use pic_32bit_operand.
3793 * predicates.md (pic_32bit_operand): New.
3795 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3798 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3800 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3802 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3803 (test_for_singularity): Use fold_build2.
3805 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3807 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3809 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3811 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3812 (COMMON_ASM_OP) Define.
3813 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3814 (ix86_encode_section_info): Likewise.
3815 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3816 SUBTARGET_ENCODE_SECTION_INFO.
3818 2005-08-06 Richard Henderson <rth@redhat.com>
3821 * tree-nested.c (convert_local_reference): Save and restore val_only
3822 around component_ref and friends. Clear walk_subtrees by default.
3824 2005-08-06 Peter O'Gorman <peter@pogma.com>
3827 * gcc.c (process_command): Check the argument to -b has a dash.
3828 * doc/invoke.texi: Update -b and -V docs.
3830 2005-08-06 James E Wilson <wilson@specifix.com>
3832 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3834 2005-08-06 Michael Matz <matz@suse.de>
3836 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3837 member only if only one insn is associated with the value.
3839 2005-08-06 Nick Clifton <nickc@redhat.com>
3841 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3843 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3844 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3845 Check symbol flags instead of symbol name mangling.
3846 (xstormy16_asm_output_aligned_common): Likewise. Also
3847 simplify code since the bss100_section cass is the only case
3848 where the below100 code will be triggered.
3849 (xstormy16_encode_section_info): Encode below100 attribute
3850 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3852 (xstormy16_strip_name_encoding): Delete - this function is no
3854 (TARGET_STRIP_NAME_ENCODING): Undefine.
3855 * config/stormy16/stormy16-protos.h: Delete prototype for
3856 xstormy16_strip_name_encoding.
3858 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3860 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3861 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3862 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3863 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3864 config/alpha/predicates.md, config/arc/arc.h,
3865 config/arm/arm.h, config/arm/ieee754-df.S,
3866 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3867 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3868 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3869 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3870 config/m68hc11/m68hc11.h, config/mips/mips.c,
3871 config/mips/mips.h, config/mips/openbsd.h,
3872 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3873 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3874 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3875 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3876 config/sparc/linux.h, config/sparc/linux64.h,
3877 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3878 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3879 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3880 typos. Follow spelling conventions.
3882 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3885 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3886 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3887 specially. Check for side effects only for COND_EXPR.
3888 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3889 return with TREE_NO_WARNING.
3891 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3893 PR rtl-optimization/23233
3894 * loop.c (combine_movables): Require the modes to be the same.
3895 (move_movables): Remove handling of cases where the replacement
3896 had a different mode to the original.
3898 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3900 PR tree-optimization/23128
3901 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3902 subtraction wrap, and set TREE_OVERFLOW if they do.
3904 2005-08-05 Richard Henderson <rth@redhat.com>
3907 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3908 FORCED_LABEL labels.
3910 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
3913 * reload.c (find_reloads_subreg_address): Pass down TYPE
3914 unchanged. Change all callers except find_reloads_toplev.
3916 2005-08-05 Michael Matz <matz@suse.de>
3918 * genattrtab.c (current_alternative_string): Remove.
3919 (SIMPLIFY_ALTERNATIVE): Ditto.
3920 (attr_alt_bit_p): Ditto.
3921 (alternative_name): Make const char *.
3922 (evaluate_eq_attr): Remove use of above things.
3923 (simplify_test_exp): Ditto.
3924 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3925 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3927 2005-08-04 James E Wilson <wilson@specifix.com>
3929 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3930 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3931 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3932 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3933 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3935 2005-08-04 Richard Henderson <rth@redhat.com>
3938 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3939 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3940 * tree-sra.c (decide_block_copy): Use it. Disable element copy
3941 if we'd have to instantiate too many members.
3943 2005-08-04 Richard Henderson <rth@redhat.com>
3946 * tree-outof-ssa.c (coalesce_asm_operands): New.
3947 (coalesce_ssa_name): Use it. Split out ...
3948 (coalesce_phi_operands, coalesce_result_decls): ... these.
3950 2005-08-04 Paul Brook <paul@codesourcery.com>
3952 * read-rtl.c (read_quoted_string): Break if EOF.
3954 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
3956 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3957 (fold_build2): Likewise.
3958 (fold_build3): Likewise.
3959 (fold_build1_stat): New function prototype.
3960 (fold_build2_stat): Likewise.
3961 (fold_build3_stat): Likewise.
3962 * fold-const.c (fold_build1): Rename to ..
3963 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3964 through to build1_stat.
3965 (fold_build2): Rename to ..
3966 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3967 through to build2_stat.
3968 (fold_build3): Rename to ..
3969 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
3970 through to build3_stat.
3972 2005-08-04 David Edelsohn <edelsohn@gnu.org>
3973 Ian Lance Taylor <ian@airs.com>
3975 * function.c (assign_stack_local_1): Do not correct stack slot
3976 address if allocation size is smaller than mode size.
3978 2005-08-04 Diego Novillo <dnovillo@redhat.com>
3981 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3982 (tree_merge_blocks): Propagate anything allowed by
3984 Clarify documentation.
3985 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3986 SSA form, schedule an update if necessary.
3988 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
3990 * doc/install.texi (Binaries): Remove broken link to
3991 Sinix/Reliant Unix binaries.
3993 2005-08-03 Richard Henderson <rth@redhat.com>
3996 * function.c (stack_protect_epilogue): Export.
3997 * tree.h (stack_protect_epilogue): Declare.
3998 * calls.c (expand_call): Call it.
4000 2005-08-03 Eric Christopher <echristo@apple.com>
4002 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4003 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4006 2005-08-04 Jan Hubicka <jh@suse.cz>
4008 * profile.c (branch_prob): Split edges with goto locus on them
4009 to get proper line counts.
4010 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4012 2005-08-03 Paul Brook <paul@codesourcery.com>
4014 * function.c (assign_parms): Round current_function_args_size
4015 to PARM_BOUNDARY, not STACK_BOUNDARY.
4017 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4019 * config/i386/i386.c (x86_elf_aligned_common)
4020 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4022 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4024 PR tree-optimization/23157
4025 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4026 before emitting them.
4028 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4030 PR tree-optimization/19899
4031 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4032 * tree-scalar-evolution.c: Include real.h.
4033 (add_to_evolution): Build constant -1 of correct type.
4035 2005-08-03 Jan Hubicka <jh@suse.cz>
4037 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4038 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4039 profile updating for complette unrolling.
4040 * loop-unroll.c (peel_loop_completely): Use it.
4041 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4042 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4045 2005-08-03 Paul Brook <paul@codesourcery.com>
4047 * combine.c (can_change_dest_mode): New function.
4048 (try_combine, simplify_set): Use it.
4050 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4052 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4055 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4057 * doc/install.texi (Specific): Adjust link to openavr.org.
4058 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4059 (Binaries): Adjust HP-UX Porting Center link.
4060 (Binaries): Adjust Free Software Foundation ordering link.
4062 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4064 * convert.c (convert_to_integer): Use fold_build1 instead of
4065 build1 when converting an integer to an integer.
4067 2005-08-02 Richard Henderson <rth@redhat.com>
4069 * combine.c (combine_instructions): Don't use reg_equal/equiv
4070 results if the mode doesn't match.
4072 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4074 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4075 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4077 2005-08-02 Richard Henderson <rth@redhat.com>
4080 * explow.c (memory_address): Remove special-case for
4081 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4083 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4086 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4087 number of calls to cleanup_tree_cfg_1.
4089 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4091 * doc/invoke.texi: document file extensions .F90 and .F95
4093 2005-08-02 Richard Guenther <rguenther@suse.de>
4095 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4096 positive if its first argument is positive.
4098 2005-08-02 Richard Guenther <rguenther@suse.de>
4100 PR tree-optimization/23177
4101 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4104 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4106 PR tree-optimization/23129
4107 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4108 varying for divisions with anti-ranges.
4110 2005-08-02 Jan Hubicka <jh@suse.cz>
4112 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4113 * tree-ssa-threadupdate.c (thread_block): Add it here.
4115 2005-08-01 James E Wilson <wilson@specifix.com>
4117 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4118 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4119 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4121 * config/mips/predicates.md (const_call_insn_operand): Add check for
4122 SYMBOL_REF_LONG_CALL_P.
4123 * doc/extend.texi (long_call): Document the new attribute.
4125 2005-08-01 Ian Lance Taylor <ian@airs.com>
4126 Richard Henderson <rth@redhat.com>
4128 * Makefile.in (RTL_BASE_H): Add real.h.
4129 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4131 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4133 * rtl.c (rtl_check_failed_code_mode): New.
4134 * rtl.h (struct rtx_def): Add u.rv.
4135 (XCMWINT, XCNMPRV): New.
4136 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4137 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4139 2005-08-01 Richard Henderson <rth@redhat.com>
4141 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4142 with auto-inc codes.
4144 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4146 2005-08-01 Jan Hubicka <jh@suse.cz>
4148 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4149 * i386.c: Include dwarf2.h
4150 (asm_preferred_eh_data_format): New.
4151 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4153 2005-08-01 Ian Lance Taylor <ian@airs.com>
4155 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4156 randomize_va_space for virtual address randomization control.
4158 2005-08-01 Steven Bosscher <stevenb@suse.de>
4160 * common.opt (flag_ipa_cp): Put in right place to maintain
4163 2005-08-01 Jan Hubicka <jh@suse.cz>
4165 * profile.c (compute_value_histograms): Fix thinko.
4166 * value-prof.c: Include toplev.h
4167 (check_counter): New function.
4168 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4169 tree_mod_subtract_transform): Add sanity check.
4171 2005-08-01 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/23133
4174 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4175 current functions parameter decls to find defs to cse
4178 2005-08-01 Richard Guenther <rguenther@suse.de>
4180 PR tree-optimization/23109
4181 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4182 If trapping math is in effect, use post-dominator information
4183 to check if we'd in any case reach a trapping point before
4184 doing the reciprocal insertion.
4185 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4186 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4187 expressions are invariant only if trapping math is not in effect.
4189 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4191 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4192 cgraph_function_versioning): New declarations.
4193 * cgraphunit.c: Add include to ipa-prop.h.
4194 (update_call_expr, cgraph_copy_node_for_versioning,
4195 cgraph_function_versioning): New functions.
4196 * integrate.c (copy_decl_for_inlining): Remove.
4197 * ipa-prop.h (ipa_replace_map): New struct.
4198 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4199 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4200 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4201 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4202 ipcp_iterate_stage, ipcp_method_scale_print,
4203 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4204 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4205 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4206 ipcp_update_bb_counts, ipcp_update_profiling,
4207 ipcp_update_edges_counts): New functions.
4208 (ipcp_method_cval_init): Remove restriction regarding local methods.
4209 (ipcp_init_stage): Add ipcp_method_compute_scale.
4210 (ipcp_insert_stage): Add versioning.
4211 (ipcp_structures_print): Add ipcp_method_scale_print.
4212 (ipcp_driver): Dump profiling info.
4213 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4214 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4215 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4216 (struct inline_data): Add versioning_p, ipa_info, new fields.
4217 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4218 declare_return_variable): Replace calls to copy_decl_for_inlining with
4220 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4222 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4223 Add argument VERSIONING.
4224 (copy_arguments_for_versioning, copy_static_chain,
4225 function_versionable_p, tree_versionable_function_p,
4226 tree_function_versioning, replace_ref_tree): New functions.
4227 * tree-inline.h: Include varray.h.
4228 (tree_versionable_function_p, tree_function_versioning,
4229 tree copy_decl_for_dup): New declarations.
4231 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4233 * ipa-cp.c: New file. Contains IPCP specific functionality.
4234 * ipa-prop.h: New file. Contains structures/definitions that can be
4235 used by several interprocedural data flow optimizations (and also IPCP).
4236 * ipa-prop.c: New file.
4237 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4238 * common.opt: Add ipa-cp flag.
4239 * timevar.def: Add IPCP optimization.
4240 * tree-optimize.c (init_tree_optimization_passes): Schedule
4242 * tree-pass.h (pass_ipa_cp): Declare.
4244 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4246 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4247 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4248 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4249 config/i386/i386.c, config/mips/mips.h,
4250 config/rs6000/rs6000.h, config/sh/sh.c,
4251 config/stormy16/stormy16.c: Fix comment typos.
4253 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4256 * c-typeck.c (build_binary_op): Use common_type wrapper on
4258 (common_type): Update comment.
4260 2005-07-31 Steven Bosscher <stevenb@suse.de>
4263 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4264 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4265 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4267 2005-07-31 Jan Hubicka <jh@suse.cz>
4269 * pretty-print.h (pp_widest_integer): New macro.
4270 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4273 2005-07-31 Jan Hubicka <jh@suse.cz>
4275 * output.h (enum section_category): Export from varasm.c
4276 (categorize_decl_for_section): Likewise.
4277 * varasm.c (enum section_category): Kill.
4278 (categorize_decl_for_section): Make global.
4279 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4281 * i386.c (ix86_section_threshold): New static variable.
4282 (ix86_in_large_data_p, ix86_encode_section_info,
4283 x86_64_elf_unique_section,
4284 x86_64_elf_select_section): New functions.
4285 (TARGET_ENCODE_SECTION_INFO): Define
4286 (override_options): Enable medium model for PIC.
4287 (ix86_expand_prologue): Expand gen_set_got_rex64.
4288 (legitimate_constant_p): Handle new UNSPECs.
4289 (legitimate_pic_address_disp_p): Likewise.
4290 (legitimize_pic_address): Lower MEDIUM model addressing.
4291 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4292 (enum cmodel): Add MEDIUM_PIC.
4293 (SYMBOL_REF_FAR_ADDR_P): New macro.
4294 (SYMBOL_FLAG_FAR_ADDR): New flag.
4295 * i386.md (movdi): Support medium model.
4296 (set_got_rex64): New pattern.
4297 * i386.opt (mlarge-data-threshold): New flag.
4298 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4299 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4300 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4301 TARGET_ASM_UNIQUE_SECTION): New.
4303 * invoke.texi (-mlarge_data_threshold): Document
4305 2005-07-31 Jan Hubicka <jh@suse.cz>
4307 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4308 (coalesce_vars): Likewise.
4309 * tree-ssa-live.c (coalesce_cost): New.
4310 (build_tree_conflict_graph): Use coalesce_cost.
4311 * tree-ssa-live.h (coalesce_cost): Declare.
4313 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4315 * arm.md (all peepholes for post-increment operations): Delete.
4316 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4317 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4318 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4319 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4320 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4322 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4324 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4327 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4330 * doc/invoke.texi: Document -rdynamic.
4332 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4335 * c-parser.c (c_parser_parms_list_declarator): Call
4336 mark_forward_parm_decls.
4337 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4338 decls with visibility structure.
4340 2005-07-30 Paul Brook <paul@codesourcery.com>
4342 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4344 2005-07-30 Paul Brook <paul@codesourcery.com>
4346 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4348 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4350 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4352 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4355 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4356 nested function declarators.
4357 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4358 (grokparms): Call warn_if_shadowing for parameters used within the
4360 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4361 not used within the parameter list.
4362 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4364 2005-07-30 Jan Hubicka <jh@suse.cz>
4366 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4367 * i386.c (ix86_fixup_binary_operands): Likewise.
4368 (ix86_expand_unary_operator): Likewise.
4369 (ix86_expand_fp_absneg_operator): Likewise.
4370 * optabs.c (expand_vec_cond_expr): Validate dest.
4372 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4375 * real.c (real_from_string): Also set last bit if there is a
4376 nonzero hex digit beyond GCC's internal precision after ".".
4378 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4380 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4381 define_constants. Change duplicate values to unassigned numbers.
4382 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4383 (*altivec_vspltsf): New.
4384 (altivec_vperm_v4sf): Delete.
4385 (altivec_vperm_<mode>): Use mode macro V.
4386 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4387 (altivec_predicate_v4sf): Delete.
4388 (altivec_predicate_<mode>): Use mode macro V.
4389 (*altivec_lvesfx): New.
4390 (*altivec_stvesfx): New.
4391 (vec_realign_load_v4sf): Delete.
4392 (vec_realign_load_<mode>): Use mode macro V.
4393 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4396 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4399 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4401 * configure: Regenerated.
4403 2005-07-29 Paul Brook <paul@codesourcery.com>
4405 * doc/install.texi: Add link to GFortran binaries wiki page.
4407 2005-07-29 David Ung <davidu@mips.com>
4409 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4410 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4411 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4412 * config/mips/mips.md (cpu): Add 5kf name.
4413 (includes): Includes 5k.md.
4414 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4415 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4418 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4421 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4422 (cleanup_tree_cfg): ... here.
4423 Call cleanup_tree_cfg_1 until there are no more cleanups to
4426 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4428 * tree-vrp.c (compare_range_with_value): Return true or false
4429 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4430 EQ_EXPR respectively.
4432 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4434 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4437 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4439 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4440 (tree_ssa_dominator_optimize): Increment it.
4441 (dump_dominator_optimization_stats): Print it.
4443 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4444 Steven Bosscher <stevenb@suse.de>
4446 PR rtl-optimization/23117
4447 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4448 when head == tail. Tidy comment.
4450 2005-07-28 Richard Henderson <rth@redhat.com>
4452 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4453 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4454 * jump.c (rtx_renumbered_equal_p): Likewise.
4455 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4456 CONST_INT and CONST_DOUBLE.
4457 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4458 * reload.c (operands_match_p): Special case CONST_INT and
4459 CONST_DOUBLE; check mode earlier.
4461 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4464 * c-typeck.c (convert_for_assignment): Do not check
4465 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4467 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4470 * c-typeck.c (composite_type): Prefer constant size arrays to
4473 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4476 * real.c (real_from_string): Set last bit if there is a nonzero
4477 hex digit beyond GCC's internal precision.
4479 2005-07-28 Richard Henderson <rth@redhat.com>
4482 * cfgcleanup.c (try_forward_edges): Watch out for end of
4485 2005-07-28 James E Wilson <wilson@specifixinc.com>
4488 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4490 2005-07-28 Jan Hubicka <jh@suse.cz>
4492 * Makefile.in (rtl-profile.o): Kill all traces of it.
4493 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4494 * coverage.h (rtl_coverage_counter_ref): Kill.
4495 * opts.c (flag_speculative_prefetching_set): Kill.
4496 (flag_loop_optimize_set): New.
4497 (common_handle_option): Disable loop optimizer when profiling;
4498 do not handle speculative prefetching.
4499 * passes.c (init_optimization_passes): Replace pass_profiling combo
4500 by branch_prob pass.
4501 * profile.c (compute_value_histograms): Update for simplified value
4503 (rtl_register_profile_hooks): Kill.
4504 (pass_profiling): Kill.
4505 (rest_of_handle_branch_prob): Do not profile.
4506 * toplev.c (process_options): Remove speculative prefetching.
4507 * toplev.h (flag_tree_based_profiling): Kill.
4508 * tree-profile.c (prepare_instrumented_value,
4509 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4510 tree_gen_one_value_profiler, do_tree_profiling): Update for
4511 simplified datastructures.
4512 * value-prof.c: Add comment that speculative prefetching was dropped;
4513 update rest of file for simplified datastructures.
4514 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4515 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4516 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4517 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4518 rtl_mod_subtract, gen_speculative_prefetch,
4519 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4520 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4521 (gate_handle_value_profile_transformations,
4522 rest_of_handle_value_profile_transformations,
4523 pass_value_profile_transformations): Kill.
4524 * value-prof.h (histogram_value_t): Remove IL based unions.
4525 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4526 rtl_profile_hooks): Remove hooks.
4528 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4530 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4531 (cgraph_clone_node): Likewise.
4532 * cgraph.h (cgraph_clone_edge): Update prototype.
4533 (cgraph_clone_node): Likewise.
4534 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4536 (lookup_recursive_calls): Consider profile.
4537 (cgraph_decide_recursive_inlining): Fix updating; use new
4538 probability argument; use profile.
4539 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4540 * tree-inline.c (copy_bb): Update clal of clone_edge.
4541 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4543 * invoke.texi (min-inline-recursive-probability): Document.
4545 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4547 * doc/install.texi (Configuration): Update Valgrind homepage.
4549 2005-07-28 Richard Henderson <rth@redhat.com>
4552 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4553 labels we want to delete.
4554 (cfg_layout_merge_blocks): Likewise.
4556 2005-07-28 Richard Henderson <rth@redhat.com>
4559 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4560 when expanding to nothing.
4562 2005-07-28 Josh Conner <jconner@apple.com>
4564 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4565 (cgraph_decide_inlining_of_small_functions): Likewise.
4567 2005-07-28 Josh Conner <jconner@apple.com>
4569 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4570 direction of badness if negative.
4571 (cgraph_default_inline_p): Add reason to parameters, and assign it
4573 (cgraph_decide_inlining_of_small_functions): New parameter in call
4574 to cgraph_default_inline_p.
4575 (cgraph_decide_inlining_incrementally): Likewise.
4576 * cgraphunit.c (decide_is_function_needed): Likewise.
4577 * cgraph.h (cgraph_default_inline_p): Likewise.
4579 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4581 * builtins.c: Fix comment typo(s).
4582 * genautomata.c: Likewise.
4583 * gimplify.c: Likewise.
4584 * tree-dfa.c: Likewise.
4585 * tree-flow-inline.h: Likewise.
4586 * tree-into-ssa.c: Likewise.
4587 * tree-ssa-alias.c: Likewise.
4588 * tree-ssa-ccp.c: Likewise.
4589 * tree-ssa-copy.c: Likewise.
4590 * tree-ssa-dce.c: Likewise.
4591 * tree-ssa-dom.c: Likewise.
4592 * tree-ssa-operands.c: Likewise.
4593 * tree-tailcall.c: Likewise.
4594 * tree-vectorizer.c: Likewise.
4595 * tree-vrp.c: Likewise.
4598 2005-07-28 Jeff Law <law@redhat.com>
4600 * tree-vrp.c (test_for_singularity): Extracted from ...
4601 (simplify_cond_using_ranges): Attempt to simplify a relational
4602 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4604 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4606 PR tree-optimization/22506
4607 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4608 phis whose argument is constant.
4610 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4612 PR rtl-optimization/18992
4613 Back out this patch:
4614 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4615 PR optimization/12142
4616 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4617 uses of the register in the SET_SRC. Remove unnecessary argument.
4619 Replace it with this:
4620 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4621 if flag_non_call_exceptions is set and the insn may trap, pass
4622 pc_rtx as dest for recursion.
4623 In SET_SRC part of SET case, if dest is already set, pass it down
4626 2005-07-28 Jan Hubicka <jh@suse.cz>
4628 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4629 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4630 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4632 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4633 profile when available.
4635 2005-07-28 Jan Beulich <jbeulich@novell.com>
4637 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4638 (ia64_print_operand): Describe and handle 'X'.
4639 (ia64_register_move_cost): Also handle FP_REGS.
4640 (ia64_preferred_reload_class): Likewise.
4641 (ia64_secondary_reload_class): Likewise.
4642 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4643 it. Also check for ITANIUM_CLASS_FLDP.
4644 * config/ia64/ia64.h (FP_REGNO_P): New.
4645 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4646 (reg_class): Add FP_REGS.
4647 (REG_CLASS_NAMES): Adjust for it.
4648 (REG_CLASS_CONTENTS): Likewise.
4649 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4650 (REG_CLASS_FROM_LETTER): Handle 'x'.
4651 (CLASS_MAX_NREGS): Handle FP_REGS.
4652 (MEMORY_MOVE_COST): Likewise.
4653 * config/ia64/ia64.md (itanium_class): Add fldp.
4654 (type): Handle fldp.
4655 (movti_internal): More allowable operand combinations. Use ldfp8 when
4656 splitting unnecessary. Remove predicable attribute. Adjust
4657 itanium_class attribute.
4658 (smuldi3_highpart): Remove outdated comment.
4659 (mulditi3, umulditi3, rotlti3): New expanders.
4660 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4661 (absti2): Disabled new insn for future reference.
4662 Respective new splitters.
4663 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4664 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4665 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4667 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4669 PR rtl-optimization/23047
4670 * simplify-rtx.c (simplify_const_relational_operation): Respect
4671 flag_wrapv for comparisons with ABS.
4673 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4675 PR tree-optimization/22493
4676 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4677 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4679 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4681 * config/frv/frv.opt (moptimize-membar): New.
4683 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4685 * config/frv/frv.h: Remove machine_function definition.
4687 * config/frv/frv.c (struct frv_io): New.
4688 (struct machine_function): Moved from frv.h. Add has_membar_p.
4689 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4690 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4691 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4692 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4693 (frv_reorg): Call frv_optimize_membar when appropriate.
4694 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4695 (frv_expand_builtin): Adjust calls accordingly.
4696 (frv_io_address_cookie): New function.
4697 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4698 load or store rather than a special insn. Add ccnstant address and
4699 io-type operands to the membar.
4700 (frv_ifcvt_modify_tests): Unsign regno.
4701 (frv_ifcvt_modify_tests): Same.
4703 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4704 UNSPEC_OPTIONAL_MEMBAR constant.
4705 (builtin_read_<mode>): Delete.
4706 (builtin_write_<mode>): Delete.
4707 ("optional_membar_<mode>"): Add operand.
4709 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4710 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4711 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4712 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4713 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4714 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4715 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4716 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4717 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4719 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4721 * df.c (df_uses_record): Handle SCRATCH.
4723 2005-07-28 Steven Bosscher <stevenb@suse.de>
4726 * passes.c (rest_of_decl_compilation): If decl is a type and
4727 we have encountered errors, don't emit debug information.
4729 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4731 * params.def: Fixed comment.
4733 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4736 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4737 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4738 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4740 2005-07-27 Steven Bosscher <stevenb@suse.de>
4743 * varasm.c (assemble_start_function): Don't do anything that may
4744 require a CFG if the current function is a thunk.
4746 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4748 * doc/install.texi (Prerequisites): Mention that perl is needed
4749 to do export control in libstdc++ targetting Darwin.
4751 2005-07-27 Steven Bosscher <stevenb@suse.de>
4753 PR rtl-optimization/17808
4754 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4755 (sched_insns_conditions_mutex_p): Split out from...
4756 (add_dependence): ...here. But don't call it from here.
4757 (add_dependence_list): Check sched_insns_conditions_mutex_p
4758 before calling add_dependence.
4759 (add_dependence_list_and_free): Likewise.
4760 (fixup_sched_groups): Likewise.
4761 (sched_analyze_1): Likewise.
4762 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4763 (sched_analyze): Likewise.
4764 (sched_analyze_insn): Likewise.
4765 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4766 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4767 dependencies on all COND_EXEC insns to jumps ending basic blocks
4768 when doing intrablock scheduling.
4769 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4771 2005-07-27 Jeff Law <law@redhat.com>
4773 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4774 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4775 equivalency sets, correctly handle the case were vr0 has an
4776 equivalency set, but vr1 does not.
4778 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4780 PR tree-optimization/23073
4781 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4782 vect_print_dump_info before fprintf.
4784 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4786 PR tree-optimize/22348
4787 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4788 Fold the partial computation.
4790 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4792 PR tree-optimization/22325
4793 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4795 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4797 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4798 (force_var_cost): ... this function.
4799 (compute_phi_arg_on_exit): Export.
4801 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4803 PR tree-optimization/20773
4804 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4807 2005-07-27 Richard Guenther <rguenther@suse.de>
4809 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4810 Avoid pushing again if current struct contains only
4811 fields we decomposed.
4813 2005-07-27 Jan Hubicka <jh@suse.cz>
4815 PR tree-optimization/22574
4816 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4819 * tree-tailcall.c (decrease_profile): New function.
4820 (eliminate_tail_call): Use it.
4822 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4823 visibility flags correctly in whole program mode.
4825 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4827 PR rtl-optimization/22472
4828 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4830 2005-07-26 Steven Bosscher <stevenb@suse.de>
4832 PR tree-optimization/22504
4833 * tree-complex.c (expand_complex_addition): Use 'code' instead
4834 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4836 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4838 * config.gcc (cpu_type): Add frv case.
4839 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4840 (supported_defaults): Add fr550 case.
4842 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4845 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4846 whether a pointer of type T * may point to objects of type T *.
4848 2005-07-26 DJ Delorie <dj@redhat.com>
4850 * configure: Regenerate.
4852 2005-07-26 Dale Johannesen <dalej@apple.com>
4854 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4856 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4858 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4859 Clarify use of "build" in name.
4861 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4863 * doc/extend.texi (Raw read/write Functions): New section.
4864 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4865 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4866 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4867 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4868 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4869 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4870 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4871 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4872 * config/frv/frv.c: Add bdesc_loads global.
4873 Add bdesc_stores global.
4874 (frv_init_builtins): Add support for __builtin_{read/write}*.
4875 (frv_volatile_memref): New.
4876 (frv_expand_load_builtin): New.
4877 (frv_expand_store_builtin): New.
4878 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4879 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4880 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4881 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4882 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4883 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4884 (builtin_read_<mode>): New.
4885 (builtin_write_<mode>): New.
4886 (builtin_write64): New.
4887 (optional_membar_<mode>): New.
4889 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4891 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4892 (rather than units) against HOST_BITS_PER_WIDE_INT.
4894 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4896 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4897 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4898 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4899 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4902 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4903 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4904 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4906 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4908 2005-07-26 Richard Guenther <rguenther@suse.de>
4910 PR tree-optimization/22486
4911 * fold-const.c (fold_unary): Fold away useless component
4912 references of the form (T *)&T.x, if the address
4915 2005-07-25 James E Wilson <wilson@specifixinc.com>
4917 * dwarf2out.c (add_call_src_coords_attributes): New.
4918 (gen_inlined_subroutine_die): Call it.
4919 (maybe_emit_file, init_file_table): Add comments.
4920 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4922 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4923 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4924 * tree.h (BLOCK_SOURCE_LOCATION): New.
4925 (struct tree_block): New field locus.
4927 2005-07-26 Andreas Schwab <schwab@suse.de>
4929 PR rtl-optimization/23043
4930 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4931 when allocating a struct unoccr.
4933 2005-07-25 Richard Henderson <rth@redhat.com>
4936 * tree-complex.c (gate_no_optimization): True if errors.
4937 * Makefile.in (tree-complex.o): Update dependencies.
4939 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
4941 * config/frv/predicates.md (integer_register_operand): Use
4944 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4947 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4949 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4951 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
4953 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4954 types when flag_unsafe_math_optimizations is true.
4956 2005-07-25 Mark Mitchell <mark@codesourcery.com>
4958 * gcc.c (option_map): Add --sysroot.
4959 (process_command): Handle --sysroot.
4960 (display_help): Document it.
4961 * doc/cppopts.tex (-isysroot): Document.
4962 * doc/invoke.texi (--sysroot): Document.
4963 * doc/install.texi (--with-build-sysroot): Document.
4965 * Makefile.in (inhibit_libc): New variable.
4966 (INHIBIT_LIBC_CFLAGS): Likewise.
4967 (LIBGCC2_CFLAGS): Include
4968 $(INHIBIT_LIBC_CFLAGS).
4969 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4970 ($(T)crtbegin.o): Do not use @inhibit_libc@.
4971 ($(T)crtend.o): Likewise.
4972 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4973 ($(T)crtendS.o): Likewise.
4974 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4975 ($(T)crtendT.o): Likewise.
4976 (stmp-fixinc): Do not complain about missing headers if
4978 * configure.ac (inhibit_libc): Set it to true/false.
4979 (--with-build-sysroot): New option. Use it to set
4981 * configure: Regenerated.
4983 2005-07-25 Manfred Hollstein <mh@suse.com>
4985 * calls.c (store_one_arg): Fix unsigned comparison warning.
4987 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4990 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4991 (ggc_print_statistics): Initialize variable before use.
4993 2005-07-25 Richard Guenther <rguenther@suse.de>
4995 * tree-dfa.c (mark_new_vars_to_rename): Protect against
4996 calling with a PHI_NODE argument.
4998 * tree-flow-inline.h (overlap_subvar): Protect against
5001 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5003 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5004 * configure: Regenerate.
5006 2005-07-25 Ira Rosen <irar@il.ibm.com>
5008 * expr.c (highest_pow2_factor): Make extern.
5009 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5010 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5011 record_array_differ_p, array_ptr_differ_p): Likewise.
5012 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5013 additional cases. Call the above functions.
5014 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5015 base_object_differ_p when there are two base objects. Otherwise, compare
5016 base address and offset. Call may_alias_p.
5017 (dump_data_reference): Use a correct field name.
5018 (analyze_array): Make static. Initialize new data-ref fields.
5019 (analyze_indirect_ref): New function.
5020 (init_data_ref): Initialize new data-ref fields.
5021 (strip_conversion): Moved from tree-vect-analyze.c.
5022 (analyze_offset_expr, get_ptr_offset, address_analysis,
5023 object_analysis): Likewise.
5024 (analyze_offset): New function.
5025 (create_data_ref): Likewise.
5026 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5027 dimensions for ARRAY_REFs only.
5028 (build_classic_dist_vector): Make static.
5029 (access_functions_are_affine_or_constant_p): Call macro to get the
5030 address of access functions.
5031 (compute_all_dependences): Add new parameter
5032 compute_self_and_read_read_dependences. Compute self and read-read
5033 dependences if it is true.
5034 (find_data_references_in_loop): Call create_data_ref. Initialize new
5036 (compute_data_dependences_for_loop): Add new parameter
5037 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5038 compute nb_loops. Call compute_all_dependences,
5039 build_classic_dist_vector and build_classic_dir_vector with correct
5041 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5042 with correct parameters. Compare dimensions for ARRAY_REFs only.
5043 (free_data_refs): Call macro to free access functions.
5044 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5045 fields from stmt_vinfo.
5046 (struct base_object_info): New structure.
5047 (struct data_reference): Move fields to base_object_info. Add fields
5048 first_location and object_info for above structures. Move fields from
5049 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5050 aligned_to. Add macros to access the new fields.
5051 Update functions declarations.
5052 * tree-flow.h (is_aliased_with): Declare.
5053 * tree-loop-linear.c (linear_transform_loops): Call
5054 compute_data_dependences_for_loop with correct parameters.
5055 * tree-ssa-alias.c (is_aliased_with): New function.
5056 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5057 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5058 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5059 vect_base_addr_differ_p, compute_subscript_distance and
5060 build_classic_dist_vector. Add printings. Check absolute value of
5062 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5064 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5065 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5066 to bytes. Add printing.
5067 (vect_compute_data_refs_alignment): Go through loads and stores in one
5069 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5070 vect_analyze_data_ref_access): Likewise.
5071 (vect_analyze_pointer_ref_access): Remove.
5072 (vect_address_analysis, vect_object_analysis): Likewise.
5073 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5074 and analyze data-refs in the loop.
5075 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5076 fields of data-ref instead of stmt. Add init to the offset from the
5078 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5079 (vect_update_init_of_dr): Likewise.
5080 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5081 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5083 (new_loop_vec_info): Initialize new fields.
5084 (destroy_loop_vec_info): Free new fields.
5085 (vect_strip_conversion): Remove.
5086 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5087 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5088 datarefs. Add new field ddrs.
5089 Add macros for the new fields access.
5090 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5091 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5092 Remove their macros.
5093 * tree.h (highest_pow2_factor): Declare.
5095 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5097 * calls.c (store_one_arg): Check for sibling call MEM arguments
5098 from already clobbered incoming argument area.
5100 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5102 * c-common.c (check_missing_format_attribute): New.
5103 * c-common.h (check_missing_format_attribute): Likewise.
5104 * c-typeck.c (convert_for_assignment): Use it.
5106 2005-07-24 Andreas Schwab <schwab@suse.de>
5108 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5109 register use a word move. Correct operand of ext.w in 68000 code.
5111 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5113 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5114 variables as declarations, rather than definitions.
5116 2005-07-24 Ira Rosen <irar@il.ibm.com>
5118 PR tree-optimization/22526
5119 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5122 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5124 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5125 that C99 reserve for future use. Use it to define clog10,
5126 clog10f and clog10l.
5128 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5130 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5131 * configure.ac: Check for -Wmissing-format-attribute.
5133 * configure: Regenerate.
5135 2005-07-23 Richard Henderson <rth@redhat.com>
5137 PR tree-optimization/22623
5138 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5140 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5143 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5145 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5147 * Makefile.in (C_TREE_H): Update dependencies.
5148 * c-tree.h: Include toplev.h.
5149 * diagnostic.h (diagnostic_set_info): Add format attribute.
5150 * rtl-error.c (diagnostic_for_asm): Likewise.
5152 2005-07-23 Chao-ying Fu <fu@mips.com>
5154 * config/mips/mips-dsp.md: New file.
5155 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5156 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5158 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5159 MIPS_BUILTIN_BPOSGE32.
5160 (mips_expand_builtin_direct): Add one parameter to indicate that
5161 builtin functions need to return a value.
5162 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5164 (mips_regno_to_class): Add classes for 12 new DSP registers.
5165 (mips_subword): Change to check four HI registers.
5166 (mips_output_move): Output move to and from 6 new DSP accumulators.
5167 (override_options): Make sure -mdsp and -mips16 are not used together.
5168 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5170 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5172 (print_operand): Add 'q' for printing DSP accumulators.
5173 (mips_cannot_change_mode_class): Check ACC_REGS.
5174 (mips_secondary_reload_class): Check ACC_REGS.
5175 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5176 (mips_register_move_cost): Check ACC_REGS.
5177 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5178 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5179 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5180 (dsp_bdesc): New array.
5181 (bdesc_arrays): Add DSP builtin function table.
5182 (mips_prepare_builtin_arg): Check predicate again after
5184 (mips_expand_builtin): Add one more parameter to
5185 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5186 MIPS_BUILTIN_BPOSGE32.
5187 (mips_init_builtins): Initialize new function types.
5188 (mips_expand_builtin_direct): Check if builtin functions need to
5189 return a value and pass operands properly.
5190 (mips_expand_builtin_bposge): New function.
5191 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5192 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5193 (FIRST_PSEUDO_REGISTER): Increase to 188.
5194 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5195 Update for 12 new DSP registers.
5196 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5197 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5198 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5199 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5200 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5201 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5202 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5203 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5204 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5205 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5206 (REGISTER_NAMES): Add names for 12 new DSP registers.
5207 * config/mips/mips.md: Include mips-dsp.md.
5208 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5209 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5210 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5211 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5212 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5213 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5214 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5215 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5216 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5217 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5218 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5219 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5220 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5221 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5222 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5223 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5224 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5225 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5226 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5227 (UNSPEC_RDDSP): New constants.
5228 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5229 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5231 * config/mips/mips.opt (-mdsp): New option.
5232 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5233 (reg_imm10_operand): New predicates.
5234 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5235 * doc/invoke.texi (-mdsp): Document new option.
5237 2005-07-22 DJ Delorie <dj@redhat.com>
5239 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5241 * tree-inline.c (inlinable_function_p): Likewise.
5243 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5246 * toplev.c (check_global_declarations): Do not mark undefined
5247 variables as DECL_IGNORED_P.
5248 * varasm.c (first_global_object_name): GTY it.
5249 (weak_global_object_name): Likewise.
5250 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5251 a string to go into {weak,first}_global_object_name.
5253 2005-07-22 DJ Delorie <dj@redhat.com>
5255 * c-format.c (check_function_format): Change warning control
5256 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5258 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5260 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5261 &PTR->FLD a dereference of PTR.
5262 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5263 a potential dereference of PTR.
5265 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5267 PR rtl-optimization/20370
5268 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5269 call allocate_reg_info if necessary.
5271 PR rtl-optimization/21848
5272 * calls.c (emit_library_call_value_1): For const functions, add
5273 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5275 PR rtl-optimization/22445
5276 * cselib.c (target.h): Include.
5277 (rtx_equal_for_cselib_p): Allow commutative matches.
5278 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5279 Remove MODE parameter. Changed all callers.
5281 PR rtl-optimization/22258
5282 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5284 (try_combine): Use likely_spilled_retval_p.
5286 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5288 * config.gcc: Add crx-elf support.
5290 * doc/contrib.texi: Mention crx.
5291 * doc/extend.texi: Document crx extensions.
5292 * doc/install.texi: Document crx install.
5293 * doc/invoke.texi: Document crx options.
5294 * doc/md.texi: Document crx constraints.
5296 * config/crx/crx-protos.h: New file.
5297 * config/crx/crx.c: New file.
5298 * config/crx/crx.h: New file.
5299 * config/crx/crx.md: New file.
5300 * config/crx/crx.opt: New file.
5301 * config/crx/t-crx: New file.
5303 2005-07-22 Manfred Hollstein <mh@suse.com>
5305 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5307 (int_add_graph_edge): Likewise.
5308 (collapse_nodes): Likewise.
5309 (process_unification_queue): Likewise.
5311 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5312 Laurent GUERBY <laurent@guerby.net>
5314 PR tree-optimization/22336
5315 * function.c (record_block_change): Check for
5316 cfun->ib_boundaries_block.
5318 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5320 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5321 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5323 2005-07-21 DJ Delorie <dj@redhat.com>
5325 * toplev.c (warn_deprecated_use): Add warning control to warning
5327 * c-typeck.c (parser_build_binary_op): Likewise.
5328 (c_finish_if_stmt): Likewise.
5329 * c-common.c (check_function_sentinel): Likewise.
5330 (check_nonnull_arg): Likewise.
5332 2005-07-21 Richard Henderson <rth@redhat.com>
5335 * tree-complex.c (complex_ssa_name_components): New.
5336 (cvc_lookup): Allow entry not found.
5337 (create_components): Remove.
5338 (create_one_component_var, get_component_var): New.
5339 (get_component_ssa_name, set_component_ssa_name): New.
5340 (extract_component): Use get_component_ssa_name.
5341 (update_complex_components): Use set_component_ssa_name.
5342 (update_complex_components_on_edge): Likewise.
5343 (update_phi_components): Create new PHI nodes directly, instead
5344 of adding insns to edges.
5345 (tree_lower_complex): Allocate and free complex_variable_components
5346 and complex_ssa_name_components here.
5348 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5350 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5351 revert to returning false.
5353 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5356 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5358 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5361 * config/i386/i386.md (cmpxf): Change operand constraints
5362 to "nonmemory_operand".
5364 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5366 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5368 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5371 * fold-const.c (fold_build1): Add checksum for the operands.
5372 (fold_build2): Likewise.
5373 (fold_build3): Likewise.
5375 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5378 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5380 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5382 * common.opt (-fforward-propagate): Committed by mistake,
5385 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5387 * reg-stack.c: Fix comment typo(s).
5388 * tree-ssa-operands.c: Likewise.
5389 * tree-vectorizer: Likewise.
5391 2005-07-21 Nick Clifton <nickc@redhat.com>
5393 * config/sh/symbian.c: Replace C++ style line comments with C
5394 style line comments.
5395 (symbian_add_attribute): Do not use a ? operator on the LHS of
5397 (sh_symbian_handle_dll_attribute): Change the type of the
5398 method vector to "VEC(tree,gc)*" and use vector accessor
5399 macros to walk over the elements.
5400 (symbian_export_vtable_and_rtti_p): Likewise.
5401 (symbian_class_needs_attribute_p): Likewise.
5403 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5406 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5407 initialize targetm.resolve_overloaded_builtin here.
5408 (altivec_expand_overloaded_builtin): Make it non-static.
5409 * config/rs6000/rs6000-protos.h
5410 (altivec_expand_overloaded_builtin): New prototype.
5411 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5412 targetm.resolve_overloaded_builtin here.
5413 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5415 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5416 Zdenek Dvorak <dvorakz@suse.cz>
5418 PR tree-optimization/19210
5419 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5421 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5422 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5423 rely on unproven assumptions.
5424 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5425 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5426 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5427 to number_of_iterations_exit.
5428 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5429 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5430 * tree-ssa-loop-niter.c (find_loop_niter,
5431 estimate_numbers_of_iterations_loop): Likewise.
5432 (number_of_iterations_exit): Honor the new options.
5433 * doc/invoke.texi (Wunsafe-loop-optimizations,
5434 funsafe-loop-optimizations): Document them.
5436 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5438 PR rtl-optimization/22167
5439 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5441 2005-07-20 Adam Nemet <anemet@lnxw.com>
5443 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5444 __do_global_dtors_aux longcall.
5446 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5448 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5449 (old_special_pred_table): Don't reference
5450 SPECIAL_MODE_PREDICATES.
5451 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5452 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5453 * config/sh/predicates.h: Don't mention
5454 SPECIAL_MODE_PREDICATES.
5455 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5458 2005-07-20 DJ Delorie <dj@redhat.com>
5460 * config.gcc: Add m32c-elf support.
5462 * doc/contrib.texi: Mention m32c.
5463 * doc/extend.texi: Document m32c extensions.
5464 * doc/install.texi: Mention m32c.
5465 * doc/invoke.texi: Document m32c options.
5466 * doc/md.texi: Document m32c constraints.
5468 * config/m32c/addsub.md: New file.
5469 * config/m32c/bitops.md: New file.
5470 * config/m32c/cond.md: New file.
5471 * config/m32c/jump.md: New file.
5472 * config/m32c/m32c-lib1.S: New file.
5473 * config/m32c/m32c-lib2.c: New file.
5474 * config/m32c/m32c-modes.def: New file.
5475 * config/m32c/m32c-pragma.c: New file.
5476 * config/m32c/m32c-protos.h: New file.
5477 * config/m32c/m32c.abi: New file.
5478 * config/m32c/m32c.c: New file.
5479 * config/m32c/m32c.h: New file.
5480 * config/m32c/m32c.md: New file.
5481 * config/m32c/m32c.opt: New file.
5482 * config/m32c/minmax.md: New file.
5483 * config/m32c/mov.md: New file.
5484 * config/m32c/muldiv.md: New file.
5485 * config/m32c/predicates.md: New file.
5486 * config/m32c/prologue.md: New file.
5487 * config/m32c/shift.md: New file.
5488 * config/m32c/t-m32c: New file.
5490 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5492 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5493 (stack_protect_set, stack_protect_test): New expanders.
5494 (stack_protect_set_si, stack_protect_set_si_media,
5495 stack_protect_set_di_media, stack_protect_test_si,
5496 stack_protect_test_si_media, stack_protect_test_di_media):
5499 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5501 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5503 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5505 * tree.h (tree_expr_nonzero_p): Export.
5506 * fold-const.c (tree_expr_nonzero_p): Likewise.
5507 Return true for CALL_EXPRs that are alloca calls.
5508 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5510 * tree-flow.h (expr_computes_nonzero): Remove.
5511 * tree-vrp.c (expr_computes_nonzero): Remove.
5512 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5513 (extract_range_from_unary_expr): Likewise.
5514 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5515 tree_expr_nonzero_p.
5517 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5519 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5520 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5521 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5522 All callers changed.
5523 (frame_related_constant_load): New arg "related" which controls
5524 setting of RTX_FRAME_RELATED_P. All callers changed.
5525 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5526 (bfin_expand_prologue): Add stack limit checking.
5527 * config/bfin/bfin.md (trapifcc): New pattern.
5529 * config/bfin/bfin.c: Include "langhooks.h".
5530 (def_builtin): Go through lang_hooks to call builtin_function.
5532 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5533 * config/bfin/predicates.md (symbol_ref_operand): New.
5534 (call_insn_operand): Delete. All callers changed to use
5535 register_no_elim_operand.
5536 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5538 (function_arg): Use it to generate the call's operand 2.
5539 (bfin_longcall_p): New function.
5540 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5541 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5542 determine if the address needs to be in a REG.
5543 (bfin_handle_longcall_attribute): New function.
5544 (bfin_attribute_table): Add "longcall" and "shortcall".
5545 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5546 (CUMULATIVE_ARGS): New member call_cookie.
5547 (PREDICATE_CODES): Add symbol_ref_operand.
5548 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5549 extra USE to the pattern.
5550 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5551 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5552 sibcall_value_insn; now the new patterns handle direct calls and the
5553 old ones indirect calls.
5554 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5556 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5558 * doc/trouble.texi: Update section on handling of empty loops.
5560 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5562 * config.gcc: Remove support for sparc-*-openbsd*,
5563 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5565 * config.host: Remove support for i860-*-sysv4* as a host.
5566 * config/i860/*, config/ip2k/*, config/ns32k/*,
5567 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5568 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5569 mention obsolete ports.
5571 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5573 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5575 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5576 of frame_pointer_rtx.
5577 (sh_expand_epilogue): Likewise.
5578 (sh_set_return_address): Likewise.
5579 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5580 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5581 offsets from FRAME_POINTER_REGNUM.
5582 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5583 (sh_register_names): Add initializer for sfp.
5584 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5585 (VALID_REGISTER_P): Likewise.
5586 (FIRST_PSEUDO_REGISTER): Update.
5587 (DWARF_FRAME_REGISTERS): Define.
5588 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5589 (HARD_FRAME_POINTER_REGNUM): Define.
5590 (FRAME_POINTER_REGNUM): Redefine.
5591 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5592 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5593 from FRAME_POINTER_REGNUM.
5594 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5595 FRAME_POINTER_REGNUM.
5596 (REG_CLASS_CONTENTS): Add sfp.
5597 (REG_ALLOC_ORDER): Likewise.
5598 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5599 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5600 of frame_pointer_rtx.
5601 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5603 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5605 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5606 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5607 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5609 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5612 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5614 Make CONSTRUCTOR use VEC to store initializers.
5615 * c-common.c (complete_array_type): Update to cope with VEC in
5617 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5618 (pp_c_constructor_elts): New function.
5619 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5620 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5621 struct constructor_stack, struct initializer_stack,
5622 constructor_elements, push_init_level, pop_init_level,
5623 add_pending_init, find_init_member, output_init_element): Update to
5624 cope with VEC in CONSTRUCTOR_ELTS.
5625 * coverage.c (build_fn_info_value, build_ctr_info_value,
5626 build_gcov_info): Likewise.
5627 * expr.c (categorize_ctor_elements_1, store_constructor,
5628 expand_expr_real_1): Likewise.
5629 * fold-const.c (fold_ternary): Likewise.
5630 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5631 gimplify_init_constructor, gimplify_expr): Likewise.
5632 * tree-dump.c (dequeue_and_dump): Likewise.
5633 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5635 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5637 * tree-sra.c (generate_element_init_1): Likewise.
5638 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5639 * tree-ssa-operands.c (get_expr_operands): Likewise.
5640 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5641 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5642 (get_initial_def_for_reduction): Likewise.
5643 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5644 value handle in annotations.
5645 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5646 tree_node_structure): Add support for constr_kind.
5647 (build_vector_from_ctor, build_constructor_single,
5648 build_constructor_from_list): New functions.
5649 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5650 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5651 Update to cope with VEC in CONSTRUCTOR_ELTS.
5652 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5653 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5654 CONSTRUCTOR_APPEND_ELT): New macros.
5655 (struct constructor_elt, struct tree_constructor): New data types.
5656 (union tree_node): Add tree_constructor field.
5657 * treestruct.def: Define TS_CONSTRUCTOR.
5658 * varasm.c (const_hash_1, compare_constant, copy_constant,
5659 compute_reloc_for_constant, output_addressed_constants,
5660 initializer_constant_valid_p, output_constant,
5661 array_size_for_constructor, output_constructor): Update to cope with
5662 VEC in CONSTRUCTOR_ELTS.
5663 * vec.h (VEC_empty, VEC_copy): New macros.
5665 2005-07-19 Devang Patel <dpatel@apple.com>
5667 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5669 2005-07-19 Richard Henderson <rth@redhat.com>
5672 * gimplify.c (gimplify_expr): Use main variant type for the temp
5673 destination for a discarded volatile read.
5674 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5675 casts between non-void types that change volatility.
5677 2005-07-15 DJ Delorie <dj@redhat.com>
5679 * toplev.h: Add comment about the first parameter for warning().
5680 * errors.h: Likewise.
5682 * c.opt (Wpragmas): New.
5683 * doc/invoke.texi: Document it.
5685 * function.c (do_warn_unused_parameter): Add warning control to
5687 * c-decl.c (warn_if_shadowing): Likewise.
5688 * c-lex.c (cb_def_pragma): Likewise.
5689 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5690 (pop_alignment): Likewise.
5691 (handle_pragma_pack): Likewise.
5692 (apply_pragma_weak): Likewise.
5693 (handle_pragma_weak): Likewise.
5694 (handle_pragma_redefine_extname): Likewise.
5695 (add_to_renaming_pragma_list): Likewise.
5696 (handle_pragma_extern_prefix): Likewise.
5697 (maybe_apply_renaming_pragma): Likewise.
5698 (handle_pragma_visibility): Likewise.
5700 * config/c4x/c4x-c.c (BAD): Likewise.
5701 (c4x_parse_pragma): Likewise.
5702 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5703 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5704 (rs6000_pragma_longcall): Likewise.
5705 * config/v850/v850-c.c (pop_data_area): Likewise.
5706 (ghs_pragma_section): Likewise.
5707 (ghs_pragma_section): Likewise.
5708 (ghs_pragma_interrupt): Likewise.
5709 (ghs_pragma_starttda): Likewise.
5710 (ghs_pragma_startsda): Likewise.
5711 (ghs_pragma_startzda): Likewise.
5712 (ghs_pragma_endtda): Likewise.
5713 (ghs_pragma_endsda): Likewise.
5714 (ghs_pragma_endzda): Likewise.
5716 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5717 Kenneth Zadeck <zadeck@naturalbridge.com>
5719 * Makefile.in: Removed tree-promote-statics.c
5720 * tree-promote-statics.c: Removed.
5721 * common.opt: Removed flag-promote-statics.
5723 * passes.c: Removed tree-promote-statics pass.
5724 * tree-pass.h: Ditto.
5725 * timevar.def: Removed TV_PROMOTE_STATICS.
5728 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5730 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5732 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5734 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5737 * c-common.c (check_function_arguments): Call
5738 'check_function_format' if either -Wformat or
5739 -Wmissing-format-attribute are specified.
5740 * c-format.c (check_function_format): Check -Wformat before
5741 calling 'check_format_info'.
5742 * c-opts.c (c_common_post_options): Don't warn for
5743 -Wmissing-format-attribute without -Wformat.
5744 * c-typeck.c (convert_for_assignment): Detect additional cases for
5745 -Wmissing-format-attribute.
5746 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5749 2005-07-19 Richard Guenther <rguenther@suse.de>
5751 * config/i386/i386.md (lrint<mode>2): Use temporary
5752 instead of clobbering non-existent memory.
5754 2005-07-19 Nick Clifton <nickc@redhat.com>
5756 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5757 statement to avoid displaying ASCII control characters.
5759 2005-07-19 Ben Elliston <bje@au.ibm.com>
5761 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5762 * cfganal.c (find_edge_index): Ditto.
5763 * combine.c (combine_instructions): Ditto.
5764 * ddg.c (create_scc): Ditto.
5765 (find_successors): Ditto.
5766 (find_predecessors): Ditto.
5767 (find_nodes_on_paths): Ditto.
5768 (longest_simple_path): Ditto.
5769 * flow.c (update_life_info): Ditto.
5770 (count_or_remove_death_notes): Ditto.
5771 (clear_log_links): Ditto.
5772 * modulo-sched.c (generate_reg_moves): Ditto.
5773 (find_max_asap): Ditto.
5774 (find_max_hv_min_mob): Ditto.
5775 (find_max_dv_min_mob): Ditto.
5776 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5777 * sched-rgn.c (extract_edgelst): Ditto.
5778 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5779 (dump_update_ssa): Ditto.
5780 (ssa_names_to_replace) Ditto.
5781 (switch_virtuals_to_full_rewrite): Ditto.
5782 (update_ssa): Ditto.
5783 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5785 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5787 Fix PR tree-optimization/22483
5789 * tree-complex.c (create_components): Use
5790 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5791 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5792 * tree-flow.h (safe_referenced_var_iterator): New structure.
5793 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5794 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5795 safe_referenced_var iterator.
5796 (add_type_alias): Ditto.
5798 2005-07-19 Steven Bosscher <stevenb@suse.de>
5800 * loop-init.c (rest_of_handle_loop2): Remove.
5801 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5802 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5803 (pass_rtl_loop_init, pass_rtl_loop_done,
5804 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5805 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5806 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5807 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5808 pass_tree_loop_done, and pass_tree_unswitch.
5809 (gate_loop): Rename to gate_tree_loop.
5810 * passes.c (init_optimization_passes): Update for renamed tree
5811 loop passes. Add the new loop2 passes as subpasses of loop2.
5812 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5813 Update for the renamed tree loop passes.
5815 2005-07-18 Ian Lance Taylor <ian@airs.com>
5818 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5819 blocks when optimizing.
5821 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5823 * common.opt (frename-registers): Initialize to 2.
5825 (fgcse-after-reload): Ditto.
5826 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5827 (process_options): Only change flag_web, flag_rename_registers,
5828 and flag_rerun_cse_after_loop if not explicitly set by user.
5830 2005-07-18 Jan Beulich <jbeulich@novell.com>
5832 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5833 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5834 in 64-bit mode the same as DImode in 32-bit mode.
5835 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5836 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5837 mode. Add new mode parameter.
5838 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5839 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5840 x86_64_shift_adj): New expanders.
5841 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5842 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5844 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5845 DImode shift splitters.
5846 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5847 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5850 2005-07-18 Jan Beulich <jbeulich@novell.com>
5852 * i386.md (movdi_extzv_1): New.
5853 (zero_extendhidi2): Combine alternatives and never force use of
5855 (zero_extendqidi2): Likewise. Don't restrict input selection.
5857 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5859 Fix PR tree-optimization/22531
5860 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5863 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5865 * tree-promote-statics.c (pass_promote_statics): Change dump file
5868 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5870 * tree-optimize.c (init_tree_optimization_passes): Add
5871 pass_eliminate_useless_stores pass.
5872 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5873 * tree-ssa-pre.c (is_copy_stmt): New function.
5874 (follow_copies_till_vuse): Ditto.
5875 (do_eustores): Ditto.
5876 (gate_eustores): Ditto.
5878 2005-07-16 Richard Henderson <rth@redhat.com>
5880 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5882 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5883 Kenneth Zadeck <zadeck@naturalbridge.com>
5885 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5886 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5887 ipa-type-escape.h, tree-promote-statics.c
5888 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5889 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5890 tree-promote-statics.c: new files.
5891 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5892 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5893 int nonlocal_set_p, mark_constant_function): Deleted.
5894 (rest_of_handle_cfg): Removed call to mark_constant_function.
5895 (nonoverlapping_component_refs_p): Added calls to support
5896 type based aliasing.
5897 * tree-ssa-alias.c (may_alias_p,
5898 compute_flow_insensitive_aliasing): Ditto.
5899 * calls.c (flags_from_decl_or_type): Removed reference to
5901 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5902 too many arguments. This is necessary for Spec 2000.
5903 * cgraph.h (const_function, pure_function): Removed.
5904 * common.opt: Added "fipa-pure-const", "fipa-reference",
5905 "fipa-type-escape", and "ftree-promote-static".
5907 * passes.c: Added ipa and tree-promote-statics passes.
5908 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5909 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5910 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5911 * tree-flow.h: Added exposed sra calls and addition of
5912 reference_vars_info field for FUNCTION_DECLS.
5913 * tree-pass.h: Added passes.
5914 * tree-sra.c: (sra_init_cache): New function.
5915 (sra_insert_before, sra_insert_after) Made public.
5916 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5918 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5919 aliasing. (may_alias_p): Added code to use type escape analysis to
5921 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5922 code to prune clobbers of static variables based on information
5923 produced in ipa-reference pass. Changed call clobbering so that
5924 statics are not marked as clobbered if the call does not clobber
5927 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
5929 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5932 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5934 * doc/install.texi (*-*-solaris2*): Document recommended version
5935 of GNU binutils and mention GNU linker problem on Solaris 10.
5937 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
5940 * c-decl.c (c_build_bitfield_integer_type): New function.
5941 (finish_struct): Call it.
5942 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5944 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5946 * c-typeck.c (digest_init): Call 'convert_for_assignment'
5949 2005-07-16 Jan Hubicka <jh@suse.cz>
5951 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5952 (scale_bbs_frequencies_int): Watch roundoff errors.
5953 * predict.c (return_prediction): Initialize return_stmt.
5955 2005-07-16 Jan Hubicka <jh@suse.cz>
5957 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5958 after RTL profiling.
5960 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
5963 * fold-const.c (build_range_check): Convert high/low to etype
5964 if we are only comparing against exp.
5966 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
5968 Fix PR tree-optimization/22376
5969 * tree-ssa-structalias.c (build_constraint_graph): We really meant
5971 (need_to_solve): New function.
5972 (compute_points_to_sets): Use it.
5974 2005-07-15 Jan Hubicka <jh@suse.cz>
5976 * cfg.c (update_bb_profile_for_threading): More diagnostic.
5977 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5979 2005-07-15 Richard Guenther <rguenther@suse.de>
5981 * c-common.c (handle_flatten_attribute): New function.
5982 Add flatten function attribute.
5983 * doc/extend.texi: Document flatten function attribute.
5984 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5985 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5987 (cgraph_decide_inlining): Handle functions with flatten
5990 2005-07-14 David Edelsohn <edelsohn@gnu.org>
5992 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5993 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5994 UNSPEC_XCHG, UNSPEC_AND): New.
5995 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
5996 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
5997 * config/rs6000/sync.md (FETCHOP): New code macro.
5998 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6000 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6001 (sync_compare_and_swap<mode>): Same.
6002 (sync_lock_test_and_set<mode>): Same.
6003 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6004 for QImode and HImode, and not PPC405.
6005 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6006 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6007 (sync_<fetchop>{si,di}_internal): New.
6008 (sync_nand{si,di}_internal): New.
6009 (sync_old_<fetchop>{si,di}_internal): New.
6010 (sync_old_nand{si,di}_internal): New
6011 (sync_new_<fetchop>{si,di}_internal): New.
6012 (sync_new_nand{si,di}_internal): New.
6013 (atomic_and{si,di}): New.
6014 (sync_new_nand{si,di}_internal): New.
6015 (atomic_and{si,di}): New.
6016 (sync_add<mode>_internal): Delete.
6017 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6018 (sync_sub<mode>_internal): Delte.
6019 (sync_subshort_internal): New.
6020 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6021 (sync_anddi_internal): Delete.
6022 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6023 (sync_booldi_internal): Delete.
6024 (sync_boolc<mode>_internal): Delete.
6025 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6026 (sync_boolc<mode>_internal2): Delete.
6027 (sync_boolcc<mode>_internal): Delete.
6028 (isync, lwsync): Use unspec instead of unspec_volatile.
6029 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6030 Revert UNSPEC_VOLATILE.
6031 (rs6000_split_atomic_op): New.
6032 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6034 2005-07-14 Eric Christopher <echristo@redhat.com>
6036 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6037 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6039 2005-07-14 Eric Christopher <echristo@redhat.com>
6041 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6043 2005-07-14 Steven Bosscher <stevenb@suse.de>
6045 PR tree-optimization/22230
6046 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6047 the computation of the four cross productions for "range op range".
6049 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6050 Ulrich Weigand <uweigand@de.ibm.com>
6053 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6056 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6058 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6060 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6062 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6064 2005-07-14 Richard Guenther <rguenther@suse.de>
6067 * config/i386/i386-protos.h (ix86_function_value): Change
6068 prototype to match new target hook.
6069 * config/i386/i386.c (ix86_value_regno): Change prototype
6070 to take extra type argument.
6071 (TARGET_FUNCTION_VALUE): Define.
6072 (ix86_function_ok_for_sibcall): Pass extra argument to
6073 ix86_value_regno, check return slot rtx for exact match.
6074 (ix86_function_value): Take extra parameter. Dispatch to
6075 ix86_value_regno with fndecl/fntype as provided.
6076 (ix86_value_regno): Handle extra type argument.
6077 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6079 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6080 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6081 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6082 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6083 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6085 2005-07-14 Richard Guenther <rguenther@suse.de>
6087 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6088 * calls.c (expand_call): Pass fntype to hard_function_value.
6089 (emit_library_call_value_1): Likewise.
6090 * explow.c: Include target.h.
6091 (hard_function_value): Take extra argument, the fntype.
6092 Use new target hook for function_value.
6093 * expr.h (hard_function_value): Change prototype.
6094 * function.c (aggregate_value_p): Pass 0 as fntype to
6095 hard_function_value.
6096 (assign_parms): Use new target hook for function_value.
6097 Pass 0 as fntype to hard_function_value.
6098 (expand_function_end): Likewise.
6099 * reg-stack.c: Include target.h.
6100 (stack_result): Use new target hook for function_value.
6101 * target-def.h: New target hook function_value.
6102 * target.h: Likewise.
6103 * targhooks.c (default_function_value): New function.
6104 * targhooks.h (default_function_value): Declare.
6106 2005-07-13 Ian Lance Taylor <ian@airs.com>
6108 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6110 2005-07-14 Jan Hubicka <jh@suse.cz>
6112 * tree-dfa.c (dump_variable): Use default_def function.
6113 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6114 * tree-ssa.c (verify_use): Likewise.
6115 * tree-ssanames.c (release_ssa_name): Likewise.
6116 * tree-tailcall.c (eliminate_tail_call): Likewise.
6117 (tree_optimize_tail_calls_1): Likewise.
6118 * tree-vrp.c (get_value_range): Likewise.
6120 2005-07-14 Ben Elliston <bje@au.ibm.com>
6122 * gcc.c (main): Compare language[0] with '*' when iterating over
6125 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6127 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6128 "s390_emit_compare". Add handling of CCZ1mode.
6129 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6130 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6132 (s390_branch_condition_mask): Add CCZ1mode handling.
6133 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6134 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6135 Use CCZ1mode instead of CCZmode.
6136 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6138 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6140 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6142 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6144 2005-07-13 Eric Christopher <echristo@redhat.com>
6146 * config/mips/mips.c (mips_canonicalize_comparison): New.
6147 (mips_emit_int_relational): Use.
6149 2005-07-13 Eric Christopher <echristo@redhat.com>
6151 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6153 * config/s390/s390.md: Include tpf.md. Move tpf specific
6155 * config/s390/tpf.md: To here.
6156 * config/s390/s390.opt: Move tpf specific options...
6157 * config/s390/tpf.opt: to here. Add mmain option.
6158 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6159 * config/s390/tpf.h: Rewrite.
6161 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6163 * doc/tm.texi: Remove @xref{Cross-profiling}.
6165 2005-07-13 Jeff Law <law@redhat.com>
6167 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6168 expressions, test their _DECL operands for pointer equality rather
6169 than using operand_equal_p.
6171 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6173 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6174 (TARGET_POSIX_IO): This.
6175 * config/darwin.h: Likewise.
6176 * config/freebsd.h: Likewise.
6177 * config/linux.h: Likewise.
6178 * config/lynx.h: Likewise.
6179 * config/netbsd.h: Likewise.
6180 * config/rs6000/linux64.h: Likewise.
6181 * config/rs6000/linux.h: Likewise.
6182 * config/s390/tpf.h: Likewise.
6183 * config/sh/embed-elf.h: Likewise.
6184 * config/sparc/linux64.h: Likewise.
6185 * config/sparc/linux.h: Likewise.
6186 * config/svr4.h: Likewise.
6187 * gcov-io.h: Likewise.
6189 * doc/tm.texi: Updated.
6191 * libgcov.c (create_file_directory): Defined only if
6192 TARGET_POSIX_IO is defined.
6193 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6196 2005-07-13 Jan Hubicka <jh@suse.cz>
6198 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6200 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6202 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6203 structure as argument.
6205 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6207 PR tree-optimization/21921
6208 * tree-iterator.c (tsi_link_before): Support the case when
6209 tsi_end_p (tsi) == true.
6211 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6213 PR tree-optimization/22442
6214 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6217 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6219 PR rtl-optimization/20376
6220 * toplev.c (process_options): Enable -fweb and -frename-registers when
6222 * doc/invoke.texi: Update the information about when -fweb and
6223 -frename-registers are enabled.
6225 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6228 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6229 if *rhs_p is not a SSA_NAME.
6231 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6233 Fix PR tree-optimization/22422
6234 * tree-ssa-structalias.c (struct variable_info): Add flag for
6236 (get_varinfo): Now a static function.
6237 (new_varinfo): init has_union and is_special_var to false.
6238 (solution_set_add): Check has_union.
6239 (do_da_constraint): Move temporary variable so it gets reset
6241 Also check for special variable.
6242 (do_ds_constraint): Ditto.
6243 (do_sd_constraint): Ditto.
6244 (do_structure_copy): Check for special variable.
6245 (find_func_aliases): Ditto.
6246 (init_base_vars): Set special vars properly.
6248 2005-07-13 Jan Hubicka <jh@suse.cz>
6250 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6253 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6254 (get_expr_operands): Fix thinko wrt flags and subvars.
6256 PR tree-optimize/22379
6257 * tree-inline.c (expand_call_inline): Do not output sorry in early
6260 2005-07-12 Dale Johannesen <dalej@apple.com>
6262 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6264 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6267 * host-linux.h: Include limits.h.
6269 2005-07-12 Dale Johannesen <dalej@apple.com>
6271 * expr.c (compress_float_constant): Add cost check.
6272 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6274 2005-07-12 Dale Johannesen <dalej@apple.com>
6276 * gcc.target/i386/compress-float-sse.c: New.
6277 * gcc.target/i386/compress-float-sse-pic.c: New.
6278 * gcc.target/i386/compress-float-387.c: New.
6279 * gcc.target/i386/compress-float-387-pic.c: New.
6280 * gcc.dg/compress-float-ppc.c: New.
6281 * gcc.dg/compress-float-ppc-pic.c: New.
6283 2005-07-12 Eric Christopher <echristo@redhat.com>
6285 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6287 * config/s390/s390.md: Include tpf.md. Move tpf specific
6289 * config/s390/tpf.md: To here.
6290 * config/s390/s390.opt: Move tpf specific options...
6291 * config/s390/tpf.opt: to here. Add mmain option.
6292 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6293 * config/s390/tpf.h: Rewrite.
6295 2005-07-12 Eric Christopher <echristo@redhat.com>
6297 * gcc.c (struct infile): Update comment for language.
6298 (main): Rewrite input file resetting code.
6300 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6303 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6304 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6305 (lookup_avail_expr): Use constant_boolean_node instead
6306 of boolean_false_node/boolean_true_node.
6308 2005-07-12 Ben Elliston <bje@au.ibm.com>
6310 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6311 and use it when printing num_edges.
6313 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6315 * doc/extend.texi (Blackfin Built-in Functions): New section.
6316 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6319 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6321 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6322 s/cmpstrsi/cmpstrnsi
6323 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6325 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6326 (init_optabs): Initialize cmpstrn_optab.
6327 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6328 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6329 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6330 * config/i386/i386.md: s/cmpstr/cmpstrn
6331 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6332 * doc/md.texi: Update documentation.
6334 2005-07-11 Richard Henderson <rth@redhat.com>
6336 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6337 build_va_arg_indirect_ref.
6338 (alpha_gimplify_va_arg): Likewise.
6339 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6340 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6341 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6342 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6343 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6344 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6346 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6348 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6350 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6351 * passes.c (init_optimization_passes): Add pass_empty_loop.
6352 * tree-pass.h (pass_empty_loop): Declare.
6353 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6354 try_remove_empty_loop, remove_empty_loops): New functions.
6355 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6356 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6358 2005-07-12 Peter Barada <peter@the-baradas.com>
6362 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6363 in address registers.
6364 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6365 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6366 alternative of addsi3_5200.
6368 2005-07-11 Ian Lance Taylor <ian@airs.com>
6370 * config/mips/mips.md (ffs<mode>2): Remove.
6372 2005-07-11 Ian Lance Taylor <ian@airs.com>
6374 * doc/tree-ssa.texi (Cleanups): Improve description of
6376 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6378 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6380 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6381 * tree.h (DECL_ARGUMENT_FLD): New macro.
6383 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6385 Fix PR tree-optimization/22404
6387 * tree-ssa-structalias.c (create_variable_info_for): Use
6390 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6392 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6393 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6394 for second comparison operand.
6395 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6397 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6398 (define_insn_reservation "alu"): Likewise.
6399 (csync, ssync): Now of type sync.
6400 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6401 -mcsync-anomaly -mspecld-anomaly.
6402 * config/bfin/bfin.opt (mcsync): Remove.
6403 (mcsync-anomaly, mspecld-anomaly): Add.
6404 * config/bfin/bfin.c: Include "insn-codes.h".
6405 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6406 (TARGET_DEFAULT_TARGET_FLAGS): New.
6407 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6409 2005-07-11 Steven Bosscher <stevenb@suse.de>
6411 * basic-block.h: Give the BB flags enum a name, bb_flags.
6412 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6413 * cfgcleanup.c (enum bb_flags): Remove here.
6414 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6415 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6416 (update_forwarder_flag): Likewise.
6417 (thread_jump): Likewise.
6418 (try_forward_edges): Likewise.
6419 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6420 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6421 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6423 2005-07-11 Richard Guenther <rguenther@suse.de>
6425 * config/i386/i386.opt: New target option -msseregparm.
6426 * config/i386/i386.c (override_options): Error out for
6427 -msseregparm but no SSE support.
6428 (ix86_function_sseregparm): Check for global sseregparm.
6429 * doc/invoke.texi: Document -msseregparm.
6431 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6433 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6434 (m32rle-*-linux*): Ditto.
6436 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6438 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6439 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6442 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6446 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6447 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6449 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6451 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6452 (varmap): Heapify varmap.
6453 (constraints): Heapify constraints.
6454 (struct constraint_graph): Heapify succs and preds.
6455 (constraint_vec_find): Update for heapification.
6456 (constraint_set_union): Ditto.
6457 (insert_into_complex): Ditto.
6458 (constraint_edge_vec_find): Ditto.
6459 (erase_graph_self_edge): Ditto.
6460 (add_graph_edge): Ditto.
6461 (get_graph_weights): Ditto.
6462 (merge_graph_nodes): Ditto.
6463 (build_constraint_graph): Ditto.
6464 (topo_visit): Ditto.
6465 (solve_graph): Ditto.
6466 (create_variable_info_for): Ditto.
6467 (init_base_vars): Ditto.
6468 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6469 (condese_varmap_nodes): Free complex vector.
6470 (clear_edges_for_node): Clear succs and preds vector.
6472 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6474 * tree-ssa-structalias.c (update_alias_info): Change counting of
6475 references to not include vdefs.
6477 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6479 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6482 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6484 * pa.c (pa_commutative_p): Make PLUS commutative when
6485 TARGET_NO_SPACE_REGS is true.
6487 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6489 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6490 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6491 * tree-dfa.c (dump_subvars_for): New.
6492 (debug_subvars_for): New.
6493 (dump_variable): Show subvariables if VAR has them.
6494 * tree-flow-inline.h (get_subvar_at): New.
6495 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6496 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6498 (struct subvar): Change fields offset and size to unsigned
6500 (dump_subvars_for): Declare.
6501 (debug_subvars_for): Declare.
6502 (get_subvar_at): Declare.
6503 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6504 to unsigned HOST_WIDE_INT *.
6505 (overlap_subvar): Likewise.
6506 * tree-gimple.c (is_gimple_reg): Always return false for
6507 SFTs and memory tags.
6508 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6510 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6511 (compute_may_aliases): Call compute_points_to_sets.
6512 (collect_points_to_info_for): Remove.
6513 (compute_points_to_and_addr_escape): Remove.
6514 (delete_alias_info): Call delete_points_to_sets.
6515 (compute_flow_sensitive_aliasing): If the call to
6516 find_what_p_points_to returns false, call set_pt_anything.
6517 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6518 (set_pt_anything): Clear pi->pt_vars.
6519 (set_pt_malloc): Remove.
6520 (merge_pointed_to_info): Remove.
6521 (add_pointed_to_expr): Remove.
6522 (add_pointed_to_var): Remove.
6523 (collect_points_to_info_r): Remove.
6524 (is_escape_site): Make extern.
6526 (create_overlap_variables_for): Call it.
6527 * tree-ssa-copy.c (merge_alias_info): Never merge
6528 flow-sensitive alias information.
6529 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6530 offset and size to be unsigned HOST_WIDE_INT.
6531 (add_to_addressable_set): Rename from note_addressable.
6532 Set TREE_ADDRESSABLE as the variables are added to the set.
6534 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6535 operands into VUSEs when adding V_MAY_DEFs for members in an
6537 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6538 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6539 (struct variable_info): Add bitfield is_heap_var.
6540 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6541 (new_var_info): Initialize is_heap_var.
6542 (get_constraint_for): Add HEAP variables to the symbol table.
6543 Mark them with is_heap_var.
6544 (update_alias_info): New. Taken mostly from the old
6545 compute_points_to_and_addr_escape.
6546 (handle_ptr_arith): New.
6547 (find_func_aliases): Call update_alias_info.
6548 Call handle_ptr_info for tcc_binary expressions.
6549 Call mark_stmt_modified.
6550 (create_variable_info_for): If DECL has subvars, do not create
6551 variables for its subvars. Always add all the fields.
6552 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6553 SFTs, then add all the SFTs of the structure.
6554 If VI->DECL is an aggregate with subvariables, add the SFT at
6556 (find_what_p_points_to): If VI is an artificial variable,
6557 translate to bitfields in SSA_NAME_PTR_INFO.
6558 If the solution is empty, set pi->pt_vars to NULL
6559 (init_base_vars): Create ANYOFFSET.
6560 (compute_points_to_sets): Rename from create_alias_vars.
6562 (pass_build_pta): Remove.
6563 (delete_points_to_sets): Rename from delete_alias_vars.
6564 (pass_del_pta): Remove.
6565 * tree-ssa-structalias.h (struct alias_info): Move from
6567 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6568 NUM_REFERENCES_SET): Likewise.
6569 (compute_points_to_sets, delete_points_to_sets): Declare.
6571 2005-07-09 Richard Henderson <rth@redhat.com>
6573 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6574 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6575 alpha_split_lock_test_and_set_12): New functions.
6576 * config/alpha/alpha-protos.h: Update.
6577 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6578 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6579 * config/alpha/sync.md (I12MODE): New.
6580 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6581 (sync_<fetchop_name><I48MODE>): Likewise.
6582 (sync_nand<I48MODE>): Likewise.
6583 (sync_old_<fetchop_name><I48MODE>): Likewise.
6584 (sync_new_<fetchop_name><I48MODE>): Likewise.
6585 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6586 (sync_compare_and_swap<I48MODE>): Likewise.
6587 (sync_lock_test_and_set<I48MODE>): Likewise.
6588 (sync_compare_and_swap<I12MODE>): New.
6589 (sync_compare_and_swap<I12MODE>_1): New.
6590 (sync_lock_test_and_set<I12MODE>): New.
6591 (sync_lock_test_and_set<I12MODE>_1): New.
6593 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6597 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6599 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6601 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6602 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6604 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6607 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6609 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6611 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6612 memory_operand constraint.
6613 (store_conditional_<mode>): Same.
6614 (sync_compare_and_swap<mode>): Same.
6615 (sync_lock_test_and_set<mode>): Same.
6617 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6619 Rewrite PIC support to more closely model actual instructions.
6620 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6621 (cris_symbol): Remove prototypes for removed functions.
6622 (cris_pic_symbol_type_of, cris_valid_pic_const)
6623 (cris_expand_pic_call_address): Prototypes for new functions.
6624 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6626 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6628 <case ':'>: Add case for new punctuation character.
6629 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6630 emitting (extra) PIC modifier.
6631 <case UNSPEC>: Do not assert for PLT.
6632 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6633 (cris_expand_prologue, cris_expand_epilogue): Check
6634 for pic_offset_table_rtx usage instead of taking
6635 current_function_uses_pic_offset_table as the final word.
6636 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6637 Remove flag_pic difference.
6638 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6639 the moral equivalents of...
6640 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6642 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6643 (cris_handle_option): Mark ARG as unused.
6644 (cris_expand_pic_call_address): New worker function for "call",
6646 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6647 output PIC constructs here.
6648 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6649 as symbol-specific modifers, not whole or part of operands.
6650 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6651 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6652 constants and flag_pic.
6653 (CONSTANT_INDEX_P): Adjust for new functions.
6654 (enum cris_pic_symbol_type): New helper type.
6655 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6656 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6657 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6659 ("movsi"): Emit actual instructions for GOT and relative access.
6660 ("*movsi_got_load"): New pattern to set up the register holding
6662 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6663 Adjust FIXME for 'S'.
6664 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6665 Use "movs" for -fpic cases.
6666 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6667 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6668 ("call", "call_value"): Just call cris_expand_pic_call_address for
6670 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6671 Remove special pattern.
6672 ("*expanded_call_side", "*expanded_call_value_side"): New
6674 (gotplt-to-plt, gotplt-to-plt-side-call)
6675 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6677 * config/cris/cris/predicates.md
6678 ("cris_general_operand_or_gotless_symbol"): Remove unused
6680 ("cris_general_operand_or_symbol"): Adjust for new functions.
6682 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6684 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6686 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6688 * Makefile.in (TREE_H): Add treestruct.def.
6689 (c-decl.o): Add pointer-set.h
6690 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6691 visibility on regular DECL's.
6692 (merge_decls): Fix the copying of decl nodes of various types for
6693 the new structures. Don't update RTL, section name, weak status,
6694 etc, on DECL's without RTL.
6695 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6696 Don't check volatile on non-variable types.
6697 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6698 to check whether we have seen arguments.
6699 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6700 flag is checked before field (flag is common, field is not).
6701 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6702 TS_DECL_COMMON could have an origin.
6703 (add_location_or_const_value_attribute): Don't check section name
6704 on non-var/function decls.
6705 (dwarf2out_var_location): Reverse order of tests.
6706 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6707 with DECL_WRTL_CHECK.
6708 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6709 * fold-const.c (fold_binary): Don't check weakness on
6710 non-var/function decls.
6711 (tree_expr_nonzero_p): Ditto.
6712 (fold_checksum_tree): Use tree_decl_extra as sizeof
6714 * ggc-page.c (extra_order_size_table): Add sizes for
6715 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6717 * gimplify.c (gimplify_bind_expr): Only set
6718 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6719 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6721 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6722 * langhooks.h (init_ts). New langhook.
6723 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6724 * print-tree.c (print_node): Update to only print fields that
6725 exist in the structures the passed decl has.
6726 * toplev.c (wrapup_global_declarations): Don't reset
6727 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6728 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6729 * tree-inline.c (remap_decl): Ditto.
6730 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6731 * tree-pretty-print.c (print_declaration): Don't print
6732 DECL_REGISTER on things that don't contain it.
6733 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6734 non-var/function decls.
6735 * tree.c (tree_contains_struct): New structure.
6736 (init_priority_for_decl): New hashtable.
6737 (tree_int_map): New structure.
6738 (tree_int_map_eq): New function.
6739 (tree_int_map_marked_p): Ditto.
6740 (tree_int_map_hash): Ditto.
6741 (tree_map): Move to tree.h.
6742 (tree_map_eq): Externalize.
6743 (tree_map_hash): Ditto.
6744 (tree_map_marked_p): Ditto.
6745 (init_ttree): Set up tree_contains_struct and call langhook.
6746 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6747 (tree_code_size): Update for new structures.
6748 (tree_node_structure): Update for new structures.
6749 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6751 (copy_node_stat): Copy init priority.
6752 (build_decl_stat): Ditto for visibility.
6753 (ts_enum_names): New.
6754 (tree_contains_struct_check_failed): New function.
6755 (decl_init_priority_lookup): Ditto.
6756 (decl_init_priority_insert): Ditto.
6757 * treestruct.def: New file.
6758 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6759 (CONTAINS_STRUCT_CHECK): Ditto.
6760 (tree_contains_struct_check_failed): New prototype.
6761 (DECL_CHECK): Removed.
6762 (DECL_MINIMAL_CHECK): New.
6763 (DECL_COMMON_CHECK): Ditto.
6764 (DECL_WRTL_CHECK): Ditto.
6765 (DECL_NON_COMMON_CHECK): Ditto.
6766 (DECL_WITH_VIS_CHECK): Ditto.
6767 (VAR_OR_FUNCTION_DECL_P): Ditto
6768 (struct tree_decl_minimal): New structure.
6769 (struct tree_decl_common): Ditto.
6770 (struct tree_decl_with_rtl): Ditto.
6771 (struct tree_decl_with_vis): Ditto.
6772 (struct tree_decl_non_common): Ditto.
6773 (struct tree_field_decl): Ditto.
6774 (struct tree_parm_decl): Ditto.
6775 (struct tree_var_decl): Ditto.
6776 (struct tree_function_decl): Ditto.
6777 (struct tree_const_decl): Ditto.
6778 (struct tree_result_decl): Ditto.
6779 (union tree_node): Add new structures.
6780 * var-tracking.c (track_expr_p): Reverse order of tests.
6782 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6784 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6786 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6787 * system.h: Poison FINALIZE_PIC.
6788 * doc/tm.texi (FINALIZE_PIC): Remove.
6790 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6793 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6794 to the correct type if we have a MODIFY_EXPR.
6796 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6798 PR tree-optimization/22360
6799 * tree.c (upper_bound_in_type): Fix calculations for casting
6800 to a non-wider signed type and casting a signed value to a
6801 wider unsigned type.
6802 (lower_bound_in_type): Fix calculations for casting to a
6803 non-wider signed type.
6805 PR tree-optimization/20139
6806 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6808 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6809 fold_cond_expr_cond.
6810 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6811 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6813 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6816 * tree-complex.c (expand_complex_libcall): Produce
6817 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6819 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6821 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6822 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6823 b" assert and inserted fastpath code for this case.
6824 (bitmap_ior): Removed "a != b" assert.
6826 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6828 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6829 (ENDFILE_SPEC): Likewise.
6830 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6832 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6833 a large stack frame at epilogue.
6835 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6837 * final.c: Include sdbout.h when required.
6839 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6841 * config.gcc (*-*-darwin*): Only one target-specific header file
6843 (powerpc-*-darwin*): Add version-specific header files.
6844 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6845 * config.in: Regenerate.
6846 * configure: Regenerate.
6847 * gcc.c: Include xregex.h.
6848 (version_compare_spec_function): New.
6849 (spec_function): Add version-compare.
6850 (replace_outfile_spec_function): Reformat comment.
6851 (compare_version_strings): New.
6852 * config/darwin-c.c (version_as_macro): New.
6853 (builtin_define): New.
6854 (darwin_cpp_builtins): New.
6855 * config/darwin-protos.h (darwin_cpp_builtins): New.
6856 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6857 (LIB_SPEC): Make unconditional, update comment.
6858 (TARGET_C99_FUNCTIONS): Define.
6859 * config/darwin.opt: Sort.
6860 (mmacosx-version-min=): New.
6861 * config/darwin7.h: Delete.
6862 * config/darwin8.h: Delete.
6863 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6864 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6865 (TARGET_C99_FUNCTIONS): Define.
6866 * config/rs6000/darwin7.h: New.
6867 * config/rs6000/darwin8.h: New.
6868 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6869 (-mmacosx-version-min): Document.
6871 2005-07-07 Ian Lance Taylor <ian@airs.com>
6873 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6875 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6878 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6880 2005-07-07 Khem Raj <kraj@mvista.com>
6882 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6883 in bytes, not words.
6885 2005-07-07 Paul Brook <paul@codesourcery.com>
6887 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6888 DEFAULT_FUNCTION_ARG_PADDING to upward.
6890 2005-07-07 Richard Henderson <rth@redhat.com>
6892 * function.c (locate_and_pad_parm): Record parameter alignment in
6893 stack_alignment_needed.
6895 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6897 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6898 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6899 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6900 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6901 (define_attr "type"): Add isync, sync, load_l, store_c.
6902 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6903 Create scratch volatile MEM.
6904 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6906 (load_locked_<mode>): New.
6907 (store_conditional_<mode>): New.
6908 (sync_compare_and_swap<mode>): Replace with splitter.
6909 (sync_lock_test_and_set<mode>): Replace with splitter.
6910 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6912 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
6913 is ics. Attribute isync.
6914 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
6916 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6917 and UNSPECV_SYNC_OP.
6918 (emit_unlikely_jump): New.
6919 (emit_load_locked): New.
6920 (emit_store_conditional): New.
6921 (rs6000_split_compare_and_swap): New.
6922 (rs6000_split_lock_test_and_set): New.
6923 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6924 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6925 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6926 rs6000_split_lock_test_and_set): Declare.
6927 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6928 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6929 store_c, isync, sync.
6931 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
6933 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6934 filenames to gtyp-gen.h.
6935 (s-typ-gen): Use it in place of for loops.
6937 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
6939 * hooks.c (hook_bool_rtx_int_false): New function.
6940 * hooks.h (hook_bool_rtx_int_false): Declare.
6941 * target-def.h (TARGET_COMMUTATIVE_P): Define.
6942 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6943 * target.h (struct gcc_target): Add commutative_p member.
6944 * targhooks.c (hook_bool_rtx_commutative_p): New function.
6945 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6946 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6947 (pa_commutative_p): New function.
6948 * jump.c (target.h): Include.
6949 (rtx_renumbered_equal_p): Use targetm.commutative_p.
6950 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6952 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6954 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6955 (s390_expand_setmem): New.
6956 * config/s390/s390.c: Likewise.
6957 (print_shift_count_operand): Truncate to 12 bits instead of 6.
6959 * config/s390/s390.md: ("setmem<mode>"): Accept character as
6960 general_operand. Call new function "s390_expand_setmem".
6961 ("clrmem_long", "*clrmem_long"): Rewrite to ...
6962 ("setmem_long", "*setmem_long"): ... this.
6964 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6966 * config/s390/s390.c: (optimization_options): Enable
6967 TARGET_MVCLE at -Os.
6968 * doc/invoke.texi: Document changes in default behaviour.
6969 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6971 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
6973 * expr.c: (set_storage_via_setmem): Convert opchar to mode
6974 defined by back-end.
6976 2005-07-07 Jakub Jelinek <jakub@redhat.com>
6978 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6979 all sets in the pattern.
6980 * config/rs6000/rs6000.md (stack_protect_testsi,
6981 stack_protect_testdi): Likewise.
6983 2005-07-06 Jeff Law <law@redhat.com>
6985 * tree-vrp.c (simplify_using_ranges): Kill.
6986 (vrp_finalize): Remove call to simplify_using_ranges.
6987 (simplify_stmt_using_ranges): New function extracted from
6988 simplify_using_ranges.
6989 (simplify_div_or_mod_using_ranges): Likewise.
6990 (simplify_abs_using_ranges): Likewise.
6991 (simplify_cond_using_ranges): New function.
6992 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6993 * tree-ssa-propagate.c (substitute_and_fold): Call
6994 simplify_stmt_using_ranges if we have range information.
6996 2005-07-06 James E. Wilson <wilson@specifixinc.com>
6998 * config/ia64/ia64.c (ia64_reorg): Check optimize before
6999 ia64_flag_schedule_isns2.
7001 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7002 reading/writing general registers.
7003 (ia64_function_arg): Revert 2005-06-18 change.
7005 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7007 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7008 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7010 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7012 * function.c (expand_function_end): Revert part of 2005-06-27
7013 patch. Do sjlj_emit_function_exit_after after return_label.
7015 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7017 * doc/install.texi (--disable-libssp): New.
7019 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7021 * doc/invoke.texi: Update -fforce-mem documentation.
7022 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7023 code for -fforce-mem.
7024 * expmed.c: (store_bit_field,store_fixed_bit_field,
7025 extract_bit_field): Ditto.
7026 * expr.c: (convert_move): Ditto.
7027 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7028 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7029 emit_conditional_add,expand_float,expand_fix): Ditto.
7030 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7031 (common_handle_option): Issue warning when -fforce-mem specified.
7033 2005-07-06 Paul Brook <paul@codesourcery.com>
7035 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7037 * configure: Regenerate.
7039 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7041 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7043 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7045 Fix PR tree-optimization/22319
7046 Fix PR tree-optimization/22140
7047 Fix PR tree-optimization/22310
7049 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7050 variable sized types.
7051 Use correct type for intermediate structure on *a = *b structure
7054 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7056 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7058 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7059 (machine_function): Move typedef to...
7060 * config/rs6000/rs6000.c (machine_function): ... here. Add
7061 varargs_save_offset field.
7062 (rs6000_stack_t): Remove varargs_size field.
7063 (setup_incoming_varargs): Allocate varargs save area using
7064 assign_stack_local, try to make it as small as possible.
7065 Save offset from virtual_stack_vars_rtx to the save area
7066 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7067 instead of magic 8 when fp word byte size is used.
7068 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7069 instead of -RS6000_VARARGS_SIZE.
7070 (rs6000_stack_info, debug_stack_info,
7071 rs6000_initial_elimination_offset): Remove all traces of
7073 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7074 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7075 RS6000_VARARGS_AREA.
7077 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7079 PR tree-optimization/21963
7080 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7081 constant_multiple_of in the same way get_computation_cost_at does.
7083 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7085 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7086 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7087 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7088 and return its previous value.
7089 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7090 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7092 (stack_protect_set, stack_protect_test): New expanders.
7093 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7094 stack_protect_testdi): New insns.
7095 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7096 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7098 2005-07-06 Jeff Law <law@redhat.com>
7100 * tree-ssa-dce.c (cfg_altered): New global.
7101 (tree_dce_init): Initialize cfg_altered.
7102 (remove_dead_stmt): If we remove an edge in the CFG, then set
7104 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7107 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7109 * Makefile.in (stamp-collect-ld): Use
7110 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7111 ./collect-ld if it already exists.
7112 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7113 Don't remove ./nm if it already exists.
7115 2005-07-05 Devang Patel <dpatel@apple.com>
7117 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7118 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7119 * tree-vectorizer.c (vect_loop_location): New.
7120 (vect_print_dump_info): Use vect_loop_location.
7121 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7122 (vectorize_loops): Set vect_loop_location.
7123 * tree-vect-analyze.c (vect_analyze_offset_expr,
7124 vect_determin_vectorization_factor, vect_analyze_operations,
7125 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7126 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7127 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7128 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7129 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7130 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7131 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7132 vect_analyze_loop): Adjust vect_print_dump_info API.
7133 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7134 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7135 vect_finish_stmt_generation, vectorizable_assignment,
7136 vectorizable_operation, vectorizable_store, vectorizable_load,
7137 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7138 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7139 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7140 vect_transform_loop): Same.
7141 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7142 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7145 2005-07-05 Randolph Chung <tausq@debian.org>
7147 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7148 * configure: Regenerate.
7149 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7150 (pa_tls_referenced_p): Declare.
7151 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7152 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7153 (legitimize_tls_address): New.
7154 (hppa_legitimize_address): Handle TLS addresses.
7155 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7156 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7157 (emit_move_sequence): Handle TLS addresses.
7158 (pa_encode_section_info): Call default handler to handle common
7160 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7161 (CONSTANT_ADDRESS_P): Reject TLS operands.
7162 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7163 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7164 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7165 (UNSPEC_TLSLE): Define new constants.
7166 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7167 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7168 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7169 (tie_symbolic_operand, tle_symbolic_operand): New
7171 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7173 * aclocal.m4: Update macros for autoconf 2.59 style.
7174 * configure.ac: Likewise.
7176 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7178 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7179 (function_arg): Pass small aggregates in general registers on 32-bit
7181 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7183 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7185 * Makefile.in (final.o): Fix dependencies.
7187 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7191 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7192 * langhooks.c (lhd_expr_to_decl): New.
7193 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7195 (LANG_HOOKS_INITIALIZER): Update.
7196 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7197 expr_to_decl langhook.
7198 * c-tree.h (c_expr_to_decl): Declare.
7199 * c-typeck.c (c_expr_to_decl): New.
7200 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7202 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7204 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7207 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7208 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7210 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7212 * Makefile.in: Adjust dependencies.
7213 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7214 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7215 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7216 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7217 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7218 rest_of_compilation.
7220 * bb-reorder.c (gate_duplicate_computed_gotos,
7221 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7222 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7223 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7224 pass_partition_blocks): New.
7225 * bt-load.c (gate_handle_branch_target_load_optimize,
7226 rest_of_handle_branch_target_load_optimize,
7227 pass_branch_target_load_optimize): New.
7228 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7230 * cfglayout.c (pass_insn_locators_initialize): New.
7231 * cfgrtl.c (pass_free_cfg): New.
7232 * combine.c (gate_handle_combine, rest_of_handle_combine,
7234 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7235 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7236 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7237 * except.c (pass_set_nothrow_function_flags,
7238 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7240 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7241 rest_of_handle_shorten_branches, pass_shorten_branches,
7242 rest_of_clean_state, pass_clean_state): New.
7243 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7244 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7245 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7247 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7248 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7249 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7250 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7252 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7253 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7254 pass_rtl_ifcvt, gate_handle_if_after_combine,
7255 rest_of_handle_if_after_combine, pass_if_after_combine,
7256 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7257 pass_if_after_reload): New.
7258 * integrate.c (pass_initial_value_sets): New.
7259 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7260 pass_purge_lineno_notes): New.
7261 * mode-switching.c (rest_of_handle_mode_switching,
7262 pass_mode_switching): New.
7263 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7264 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7266 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7267 pass_loop_optimize): New.
7268 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7270 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7272 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7273 pass_postreload_cse): New.
7274 * profile.c (gate_handle_profiling, pass_profiling,
7275 rest_of_handle_branch_prob, pass_branch_prob): New.
7276 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7277 pass_split_before_regstack, gate_handle_split_before_regstack,
7278 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7279 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7280 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7281 pass_stack_regs): New.
7282 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7283 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7284 pass_stack_adjustments): New.
7285 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7286 pass_regrename): New.
7287 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7288 pass_delay_slots, gate_handle_machine_reorg,
7289 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7290 * rtl.h (extern void purge_line_number_notes): New.
7291 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7292 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7294 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7296 * value-prof.c (gate_handle_value_profile_transformations,
7297 rest_of_handle_value_profile_transformations,
7298 pass_value_profile_transformations): New.
7299 * var-tracking.c (gate_handle_var_tracking,
7300 pass_variable_tracking): New.
7301 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7303 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7304 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7305 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7306 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7307 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7308 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7309 rest_of_handle_gcse2, rest_of_handle_regmove,
7310 rest_of_handle_tracer, rest_of_handle_if_conversion,
7311 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7312 rest_of_handle_web, rest_of_handle_branch_prob,
7313 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7314 rest_of_handle_jump_bypass, rest_of_handle_combine,
7315 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7316 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7317 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7318 rest_of_handle_mode_switching, rest_of_handle_jump,
7319 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7320 rest_of_handle_flow2, rest_of_handle_jump2,
7321 rest_of_handle_peephole2, rest_of_handle_postreload,
7322 rest_of_handle_shorten_branches, rest_of_clean_state,
7323 rest_of_compilation): Remove.
7325 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7326 * passes.c (dump_flags, in_gimple_form, all_passes,
7327 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7328 register_dump_files, next_pass_1, last_verified, execute_todo,
7329 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7330 from tree-optimize.c.
7331 (init_optimization_passes): Moved from tree-optimize.c,
7332 adding the RTL optimizations.
7333 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7334 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7335 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7336 register_dump_files, next_pass_1, last_verified, execute_todo,
7337 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7338 init_tree_optimization_passes, ipa_passes): Delete.
7339 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7341 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7342 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7344 (ipa_passes): Remove.
7345 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7346 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7347 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7348 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7349 (dump_info_p, dump_flag): Moved to tree-dump.h.
7351 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7353 * passes.c (finish_optimization_passes): Use dump_begin
7354 and dump_end, TDI_end.
7355 (gate_rest_of_compilation): New.
7356 (pass_rest_of_compilation): Use it.
7357 (gate_postreload, pass_postreload): New.
7358 * toplev.c (general_init): Rename init_tree_optimization_passes.
7359 * toplev.h (init_tree_optimization_passes): Rename to
7360 init_optimizations_passes.
7361 * tree-dump.c (dump_flag): Make static.
7362 (dump_files): Remove RTL dumps.
7363 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7364 pass_cleanup_cfg, pass_free_cfg_annotations,
7365 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7366 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7367 * tree-pretty-print.c: Include tree-pass.h.
7368 * cgraph.c: Include tree-dump.h.
7370 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7372 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7373 Only fall back to saying it points to readonly memory if
7376 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7378 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7379 * config/m32r/m32r.c (m32r_compute_frame_size,
7380 m32r_expand_prologue): Take current_function_profile into
7381 account whenever we reference
7382 current_function_uses_pic_offset_table.
7383 (m32r_finalize_pic): Remove.
7384 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7386 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7388 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7389 instead of $<. Don't remove ./as if it already exists.
7391 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7394 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7395 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7396 for complex modes when generating code for PA 1.0.
7397 (VALID_FP_MODE_P): New macro.
7398 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7399 sets for all general and floating point modes. Align wide floating
7400 point modes to even register boundaries to comply with architectural
7402 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7403 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7404 (VALID_FP_MODE_P): New macro.
7405 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7406 sets for all general and floating point modes. Align wide floating
7407 point modes to even register boundaries to comply with architectural
7410 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7412 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7415 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7417 * tree-ssa-structalias.c: Don't include expr.h.
7419 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7421 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7424 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7426 Fix PR tree-optimization/22279
7428 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7431 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7433 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7435 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7437 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7438 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7439 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7440 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7441 config/stormy16/stormy16.c, config/v850/v850.c,
7442 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7443 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7444 Avoid "." or "\n" at end of diagnostics and capital letters at
7445 start of diagnostics.
7446 * combine.c, cse.c: Don't translate dump file output.
7447 * toplev.c (print_version): Only translate output if going to
7450 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7452 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7453 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7456 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7458 * pa.c (fix_range): Fix typo in comment.
7460 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7462 * tree-vrp.c (extract_range_from_assert): Replace
7463 fold (build (...)) with fold_build2.
7465 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7467 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7468 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7469 (format_types_orig, handle_format_attribute): Add support for
7472 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7474 * varasm.c (assemble_variable): Fix format specifier thinko.
7476 2005-07-03 Ira Rosen <irar@il.ibm.com>
7478 PR tree-optimization/22029 (and 22135)
7479 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7480 a phi node before calling dump_vops.
7482 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7484 * tree-dump.h (dump_string_field): Declare.
7485 * tree-dump.c: Use it instead of dump_string.
7486 (dump_string_field): Make non-static.
7488 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7490 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7491 up the minimal CFG stuff always when optimize > 0. Call
7492 split_all_insns_noflow in PIC case if needed.
7494 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7495 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7498 * c-decl.c (c_write_global_declarations): Dump contents of
7500 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7501 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7502 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7503 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7506 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7508 * c-common.h (GCC_DIAG_STYLE): Define.
7509 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7510 version for format checking to 4.1.
7511 * c-format.c: Include toplev.h after c-common.h.
7512 (enum format_type): Add gcc_tdiag_format_type.
7513 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7514 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7515 (format_types_orig): Add gcc_tdiag.
7516 (init_dynamic_diag_info): Support gcc_tdiag formats.
7517 (handle_format_attribute): Likewise.
7518 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7519 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7520 version for format checking to 4.1.
7521 (warning0, warning, error, pedwarn, sorry): Use
7523 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7524 (finish_aliases_1): Do not use %qE.
7525 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7526 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7527 Correct format bugs.
7528 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7529 parameter to unsigned HOST_WIDE_INT.
7530 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7532 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7535 * expr.c (write_complex_part): Use adjust_address for MEM.
7536 (read_complex_part): Same.
7538 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7540 Fix PR tree-optimization/22280
7542 * tree-sra.c (generate_element_init): Remove useless loop.
7544 2005-07-02 Richard Henderson <rth@redhat.com>
7546 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7548 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7550 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7553 * fold-const.c (fold_binary): Handle the return value of
7554 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7555 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7557 2005-07-02 Jeff Law <law@redhat.com>
7559 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7560 a eliminate type conversion which feeds an equality comparison
7561 if the original type or either operand in the comparison is a
7564 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7566 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7567 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7569 * config/avr/avr.c: Do not use '`' as left quote.
7570 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7571 Remove "." from end of diagnostics. Make diagnostics start with
7574 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7575 Joseph S. Myers <joseph@codesourcery.com>
7577 * toplev.c (default_tree_printer): Handle setting location with
7579 * c-objc.common.c (c_tree_printer): Likewise.
7580 * c-format.c (gcc_diag_flag_specs): Add '+'.
7581 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7582 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7584 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7585 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7586 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7587 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7588 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7589 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7590 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7591 format arguments where %J is used without %D.
7593 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7595 * gcc.c (LINK_SSP_SPEC): Define.
7596 (link_ssp_spec): New variable.
7597 (LINK_COMMAND_SPEC): Add %(link_ssp).
7598 (static_specs): Add link_ssp_spec.
7599 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7600 * configure: Rebuilt.
7601 * config.in: Rebuilt.
7603 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7604 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7605 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7606 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7607 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7608 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7609 -0x7008(2) instead of reading __stack_chk_guard variable.
7610 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7612 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7613 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7614 if TARGET_THREAD_SSP_OFFSET is defined.
7615 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7616 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7619 2005-06-27 Richard Henderson <rth@redhat.com>
7620 * libgcc-std.ver (GCC_4.1.0): New.
7621 * libgcc.h (__stack_chk_guard): Declare.
7622 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7623 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7624 * mklibgcc.in (lib2funcs): Add them.
7626 2005-07-01 Richard Henderson <rth@redhat.com>
7628 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7629 void * before struct sigcontext *.
7630 (x86_fallback_frame_state): Likewise.
7632 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7634 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7636 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7639 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7640 we check for SSA_NAME for.
7642 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7644 Fix PR tree-optimization/22071
7646 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7648 (get_constraint_for_component_ref): Use it.
7650 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7653 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7654 print out the last new line.
7656 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7658 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7659 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7660 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7661 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7662 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7663 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7664 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7665 (enum reg_class): New member CC0_REGS.
7666 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7667 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7668 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7669 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7670 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7671 Adjust for register now described.
7673 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7676 * config/i386/i386.md (stack_protect_test_si,
7677 stack_protect_test_di): Add earlyclobber for scratch 3.
7678 * config/rs6000/rs6000.md (stack_protect_testsi,
7679 stack_protect_testdi): Add earlyclobber for scratch 3,
7680 remove earlyclobber from scratch 4.
7682 Older entries for 2005 can be found in ChangeLog-2005.