1 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4 * gcc.c (main): Use the correct counter for erroring out
7 2005-10-21 Alan Modra <amodra@bigpond.net.au>
10 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
11 use r2 for 64-bit tls .got access.
13 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
15 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
18 2005-10-20 Steven Bosscher <stevenb@suse.de>
20 PR tree-optimization/24225
21 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
23 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
26 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
28 * varasm.c (find_decl_and_mark_needed): After cgraph global info
29 is ready, stop marking functions, but still mark variables.
31 2005-10-20 Richard Guenther <rguenther@suse.de>
34 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
37 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
39 PR rtl-optimization/23585
40 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
41 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
42 (may_trap_p_1): New predicate extracted from...
43 (may_trap_p): ... here. Invoke may_trap_p_1.
44 (may_trap_or_fault_p): New predicate.
45 * rtl.h (may_trap_or_fault_p): Declare it.
46 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
47 instead of may_trap_p.
48 (steal_delay_list_from_fallthrough): Likewise.
49 (fill_simple_delay_slots): Likewise.
50 (fill_slots_from_thread): Likewise.
51 * function.c (pad_to_arg_alignment): Rework comment about
52 SPARC_STACK_BOUNDARY_HACK.
53 * config/sparc/sparc.h: Likewise.
55 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
57 * config/s390/s390.c (s390_expand_insv): New.
58 * config/s390/s390-protos.h (s390_expand_insv): Declare.
59 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
60 ("icm_hi"): Remove mode attribute.
61 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
63 ("*extracthi", "*extractqi"): Remove.
64 (extv<mode>", "*extzv<mode>"): New.
65 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
66 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
68 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
70 * cfgexpand.c (discover_nonconstant_array_refs_r,
71 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
72 (tree_expand_cfg): Call discover_nonconstant_array_refs.
73 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
74 discover_nonconstant_array_refs.
76 2005-10-19 Steven Bosscher <stevenb@suse.de>
79 * c-decl.c (pop_scope): Don't warn about an unused variable
80 if it is marked with TREE_NO_WARNING.
81 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
82 somenow mismatch and olddecl is to be replaced.
84 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
87 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
88 whether registers live on the edge can be saved/restored.
90 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
92 * config/sh/sh.c (fixup_mova): Skip notes.
94 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
96 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
97 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
98 (s390_can_eliminate): Handle BASE_REGNUM elimination.
99 (s390_initial_elimination_offset): Likewise.
100 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
101 register on TARGET_ZARCH targets.
102 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
103 (INITIAL_FRAME_POINTER_OFFSET): Remove.
104 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
105 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
107 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
109 * config/s390/s390.md: Comment describing output modifiers updated.
110 * config/s390/s390.c (print_operand): Likewise.
112 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
114 * config/s390/s390.c (override_options): Added check for -mstack-size
116 * doc/invoke.texi: Mention that limit in the documenation.
118 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
121 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
123 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
125 Fix PR tree-optimization/24231
127 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
128 (compute_avail): Ditto.
130 2005-10-18 Richard Henderson <rth@redhat.com>
133 * config/i386/i386.c (legitimate_constant_p): Check
134 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
136 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
137 (legitimate_pic_address_disp_p): Reorg CONST checking to make
138 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
140 (print_operand_address): Likewise.
141 * config/i386/predicates.md (x86_64_immediate_operand): Test
142 SYMBOL_REF_TLS_MODEL properly inside CONST.
143 (x86_64_zext_immediate_operand): Likewise.
144 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
145 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
146 * config/i386/i386-protos.h: Remove predicates.md entries.
148 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
150 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
151 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
153 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
154 Ian Lance Taylor <ian@airs.com>
157 * fold-const.c (fold_widened_comparison): Do not allow range based
158 constant folding when right operand cannot be unwidened.
160 2005-10-17 Richard Henderson <rth@redhat.com>
162 * builtins.c (expand_builtin_synchronize): Build a new-style asm
163 with a memory clobber.
165 2005-10-17 James E Wilson <wilson@specifix.com>
167 PR rtl-optimization/17356
168 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
169 checking for EDGE_EH.
171 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
173 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
174 the slot on an even boundary for any type with 16-byte alignment.
176 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
179 * md.texi (Modifiers) <%>: Clarify that % doesn't work
180 after register allocation.
182 2005-10-17 DJ Delorie <dj@redhat.com>
184 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
187 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
190 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
193 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
195 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
196 to 2 if it's already non-zero.
197 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
198 is set and warn about it if flag_schedule_insns is 1.
200 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
202 * config/crx/crx.md: Compare-and-branch instructions need to
205 2005-10-17 Uros Bizjak <uros@kss-loka.si>
208 * config/i386/i386.md (*pushdi2_rex64 splitter)
209 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
210 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
211 flow2 pass only when (optimize > 0 && flag_peephole2).
213 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
216 * gcc.c (have_c): New static variable.
218 (process_command): Remove declation of have_c.
219 Set have_o to 1 when handling -o.
220 (main): Add a fatel error if there are multiple
221 files specified and -o and -c/-S is passed witout
222 -combine or multiple languages.
224 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
226 Fix PR tree-optimization/22444
227 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
228 Assert that we don't hit something with subvars.
229 (setup_pointers_and_addressables): Don't add things with subvars,
230 because we'll already process the subvars for aliasing purposes.
232 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
235 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
236 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
237 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
238 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
239 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
240 swapped, alternatives for the R constraint.
243 * builtins.c (get_builtin_sync_mode): Make unlimited
244 mode_for_size request.
246 2005-10-15 Richard Henderson <rth@redhat.com>
248 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
249 (gimplify_expr): ... here.
250 (gimplify_compound_lval): Use it in initial scan loop. Allow
251 fb_lvalue in base expression.
253 2005-10-15 Richard Henderson <rth@redhat.com>
256 * builtins.c (expand_builtin_trap): Export.
257 * expr.h (expand_builtin_trap): Declare.
258 * expr.c (expand_assignment): Emit a trap for integral offsets
259 from registers that weren't reduced to bitpos.
261 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
262 (mark_array_ref_addressable): Remove.
263 * tree-flow.h (mark_array_ref_addressable): Remove.
264 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
266 2005-10-15 James E Wilson <wilson@specifix.com>
269 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
270 (add_dependence_list_and_free): Likewise.
271 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
274 2005-10-15 Diego Novillo <dnovillo@redhat.com>
278 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
279 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
281 (vrp_visit_phi_node): Only prevent infinite iterations when
282 the previous result and the new result are both VR_RANGEs.
284 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
286 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
289 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
292 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
295 2005-10-14 Per Bothner <per@bothner.com>
297 PR preprocessor/21250
298 * c-ppoutput.c (print_line): Print internal line 0 as 1.
300 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
303 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
304 overflow flags. Refactor some conditionals.
306 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
309 * tree-dfa.c (add_referenced_var): Only look at decls which
310 have TREE_CONSTANT or TREE_READONLY set instead of if
311 !TREE_PUBLIC or !TREE_CONSTANT.
313 2005-10-13 James E Wilson <wilson@specifix.com>
315 * doc/invoke.texi: For -x, add f95-cpp-input.
316 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
318 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
320 PR tree-optimization/24262
321 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
322 in loop all the time.
324 2005-10-12 Richard Henderson <rth@redhat.com>
327 * tree.h (DECL_TRANSPARENT_UNION): Remove.
328 * function.c (assign_parm_find_data_types): Don't support it.
329 * print-tree.c (print_node): Likewise.
330 * c-common.c (handle_transparent_union_attribute): Likewise.
331 Use build_duplicate_type.
332 * tree-inline.c (remap_type_1): Split out of remap_type;
333 properly remap aggregate fields.
334 (build_duplicate_type): New.
335 * doc/extend.texi (Variable Attributes): Remove documentation
336 for transparent_union.
338 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
341 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
342 (gen_stack_pointer_dec): Likewise.
344 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
348 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
350 (struct cxx): Add adjust_class_at_definition target hook.
351 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
352 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
353 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
354 hook_void_tree. Add to TARGET_CXX.
355 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
357 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
358 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
359 instead of attribute. Check for dllexport override. Warn if
360 inconsistent dll linkage. Don't lose old dllimport if decl has
361 had address referenced. Tweak lookup of dllimport atribute.
362 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
363 for target specific rules. Don't add dllimport attribute if
364 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
366 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
367 * varasm.c (initializer_constant_valid_p): Replace
368 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
372 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
373 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
374 (i[34567]86-*-mingw32*): Likewise.
376 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
377 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
379 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
380 C++-specific code. Change return value to bool.
381 (i386_pe_dllimport_p): Likewise.
382 (associated_type): Simplify and make language-independent
383 (i386_pe_encode_section_info): Replace override of ambiguous
384 dllimport symbol refs with a gcc_assert.
385 (i386_pe_valid_dllimport_attribute_p): Define.
386 * config/i386/winnt-cxx.c: New file. Define C++ versions of
387 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
388 i386_pe_adjust_class_at_definition.
389 * config/i386/winnt-stubs.c: New file. Define stub versions of
390 lang-specific functions.
391 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
392 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
393 i386_pe_adjust_class_at_definition.
394 (i386_pe_valid_dllimport_attribute_p): Declare.
395 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
396 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
397 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
400 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
401 dllimport attribute with test of DECL_DLLIMPORT_P.
403 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
405 * combine.c (make_extraction): Correct offset computation.
407 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
409 * config/cris/t-linux (LIMITS_H_TEST): Define.
411 2005-10-12 Richard Henderson <rth@redhat.com>
414 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
416 2005-10-12 Richard Guenther <rguenther@suse.de>
418 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
420 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
423 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
424 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
427 2005-10-12 Richard Guenther <rguenther@suse.de>
430 * varasm.c (output_constant): Correct typo from previous
433 2005-10-11 Ian Lance Taylor <ian@airs.com>
435 PR rtl-optimization/13931
436 * combine.c: Revert patch of 2003-05-14, and:
437 (try_combine): Only set elim_i1 and elim_i2 if the destination is
438 completely killed in the appropriate insn.
439 (distribute_notes): Don't skip multiple hard register test for
442 2005-10-11 Richard Henderson <rth@redhat.com>
445 * c-typeck.c (convert_for_assignment): Use build_constructor_single
446 to initialize a transparent union instead of a nop_expr.
448 2005-10-11 Richard Henderson <rth@redhat.com>
450 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
451 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
452 (tree_ssa_dce_loop): Call scev_reset.
455 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
456 * tree-ssa-dce.c: Include cfgloop.h.
457 (tree_ssa_dce_loop, pass_dce_loop): New.
458 * tree-pass.h (pass_dce_loop): Declare it.
459 * passes.c (init_optimization_passes): Use it.
461 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
464 * convert.c (convert_to_real): Revert 2005-10-05 patch.
465 Only apply the optimization for rounding builtins if the inner
466 cast is also an extension.
468 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
471 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
472 mark_new_vars_to_rename instead of update_stmt.
474 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
476 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
478 2005-10-11 Jakub Jelinek <jakub@redhat.com>
480 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
481 for setting MMX register to 0 rather than mmx.
483 2005-10-10 Steve Ellcey <sje@cup.hp.com>
486 * configure.ac: Move gas check from mips specific case to common case.
487 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
488 * configure: Regenerate
489 * doc/install.texi: Update.
491 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
494 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
496 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
498 * gcc.c (do_spec_1): Accept numeric characters in file name
501 2005-10-10 Nick Clifton <nickc@redhat.com>
503 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
504 describing the deleted arm_gen_rotated_half_load function.
506 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
508 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
511 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
513 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
515 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
516 (EXTRA_MULTILIB_PARTS): Define.
517 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
518 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
519 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
520 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
521 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
522 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
524 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
526 PR tree-optimization/24226
527 * tree-cfg.c (remove_bb): Clean up unreachable loops.
528 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
529 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
532 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
534 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
536 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
539 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
540 Rewrite for no need for the early clobber.
542 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
544 Merge from csl-arm-branch:
545 2005-09-07 Paul Brook <paul@codesourcery.com>
546 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
549 2005-04-30 Paul Brook <paul@codesourcery.com>
550 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
551 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
553 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
554 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
555 (arm_override_options): Use TARGET_AAPCS_BASED.
556 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
557 (PTRDIFF_TYPE): Use int for AAPCS.
558 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
559 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
560 (DEFAULT_SHORT_ENUMS): Delete.
561 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
563 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
564 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
565 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
566 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
568 2004-12-03 Mark Mitchell <mark@codesourcery.com>
569 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
571 2004-11-22 Mark Mitchell <mark@codesourcery.com>
572 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
574 2004-11-19 Mark Mitchell <mark@codesourcery.com>
575 * config.gcc (arm*-*-linux-gnueabi): Add it.
576 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
578 (TARGET_OS_CPP_BUILTINS): Likeiwse.
579 * config/arm/linux-eabi.h: New file.
580 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
581 (LINUX_TARET_LINK_SPEC): Likewise.
583 * config/arm/t-linux-eabi: New file.
585 2005-10-08 Steven Bosscher <stevenb@suse.de>
588 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
590 (PARAM_SMS_DFA_HISTORY): Likewise.
592 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
595 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
596 (load_register_parameters): Call it.
597 (check_sibcall_argument_overlap_1): Likewise.
598 (store_one_arg): Likewise.
600 2005-10-07 James E. Wilson <wilson@specifix.com>
602 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
603 DImode not VECINT24 for operand 2.
606 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
610 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
611 fr_spill): Use destination_operand for operand 0.
613 2005-10-07 DJ Delorie <dj@redhat.com>
615 * varasm.c (output_constant): Limit error to expanding
618 2005-10-07 Richard Guenther <rguenther@suse.de>
621 * fold-const.c (fold_binary): Fix operand types during folding
622 of X op (A, Y). Evaluation order of the side-effects of
623 X and A are frontend-defined, so ensure we honour that even for
624 tcc_comparison class operands; eased by removing duplicate code.
626 2005-10-07 Steve Ellcey <sje@cup.hp.com>
628 * stor-layout.c (layout_type): Do not allow alignment of array
629 elements to be greater than their size.
631 2005-10-07 Steve Ellcey <sje@cup.hp.com>
633 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
635 (hppa*-*-linux*): Ditto.
636 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
637 * config/host-hpux.c: New.
638 * config/x-hpux: New.
639 * config/pa/x-hpux: Remove.
640 * config/pa/x-linux: Remove.
641 * config/pa/pa-host.c: Remove.
643 2005-10-07 Jeff Law <law@redhat.com>
645 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
646 determine whether or not to try and thread outgoing edges.
648 2005-10-07 David Edelsohn <edelsohn@gnu.org>
650 * config/rs6000/rs6000.md (eqsi_power): New.
651 (neg_eq0si): Add TARGET_POWER to final condition.
654 2005-10-06 Richard Henderson <rth@redhat.com>
656 * config/rs6000/rs6000.c: Revert last change.
658 2005-10-06 Richard Henderson <rth@redhat.com>
660 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
661 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
663 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
667 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
668 out return_label and naked_return_label.
670 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
672 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
675 2005-10-06 Richard Henderson <rth@redhat.com>
678 * tree-inline.c (declare_return_variable): Handle modify_dest not
681 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
683 Fix PR tree-optimization/22488
684 * tree-ssa-structalias.c (check_for_overlaps): New function.
685 (create_variable_info_for): Use it.
687 2005-10-06 Richard Henderson <rth@redhat.com>
690 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
691 (dwarf2out_start_source_file): Print it.
693 2005-10-06 Geoffrey Keating <geoffk@apple.com>
695 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
697 2005-10-06 Richard Henderson <rth@redhat.com>
700 * mode-switching.c (optimize_mode_switching): Clear transp bit
701 for block with incomming abnormal edges.
703 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
704 (fpscr_set_from_mem): Use them.
705 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
706 (fpscr postinc splitters): Rewrite as peephole2+split.
708 2005-10-06 David Edelsohn <edelsohn@gnu.org>
710 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
711 (eq<mode>_compare): Same.
713 2005-10-06 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/24238
716 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
718 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
720 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
721 here. Use AC_PATH_PROG for environment variables instead of
723 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
725 * configure: Regenerated.
727 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
730 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
731 then force it into a register.
732 (call_value): Likewise.
734 2005-10-06 Richard Henderson <rth@redhat.com>
737 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
738 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
739 under pass_vectorize.
741 2005-10-05 Devang Patel <dpatel@apple.com>
744 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
745 handling constants. Check NAMESPACE_DECL context for constants.
747 2005-10-05 Eric Christopher <echristo@apple.com>
749 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
751 2005-10-05 Richard Henderson <rth@redhat.com>
754 * tree-cfg.c (mark_array_ref_addressable_1): New.
755 (mark_array_ref_addressable): New.
756 * tree-flow.h (mark_array_ref_addressable): Declare.
757 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
759 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
763 * reload.c (subst_reloads): When adding a REG_LABEL to a
764 jump instruction, also update JUMP_LABEL.
766 2005-10-05 David Edelsohn <edelsohn@gnu.org>
768 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
769 * bb-reorder.c (copy_bb_p): Use it.
770 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
772 2005-10-05 Richard Henderson <rth@redhat.com>
775 * toplev.c (process_options): Warn about unsupported combinations
776 of unwind tables and omit-frame-pointer.
777 * config/i386/i386.c (override_options): Similarly. Enable
778 accumulate-outgoing-args if not explicitly disabled.
780 2005-10-05 Steve Ellcey <sje@cup.hp.com>
782 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
783 Handle big endian vs. small endian.
784 (vec_initv2sf): Handle big endian vs. small endian.
785 (*vec_extractv2sf_1): Ditto.
787 2005-10-05 Dale Johannesen <dalej@apple.com>
789 * convert.c (convert_to_real): Don't convert
790 (float)floor(double d) to floorf((float)d).
792 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
794 * config/arm/arm.md (insv): Use gen_int_mode in more places.
796 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
798 PR tree-optimization/18587
799 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
800 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
801 build_vuses): Change to VEC type.
802 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
803 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
804 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
805 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
806 (get_name_decl): New. Return DECL_UID of base variable.
807 (operand_build_cmp): New. qsort comparison routine.
808 (operand_build_sort_virtual): New. Sort virtual build vector.
809 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
810 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
811 (FINALIZE_BASE): Use get_name_decl.
812 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
813 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
814 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
815 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
816 direct VEC_* manipulations.
817 (build_ssa_operands): Call operand_build_sort_virtual.
818 (copy_virtual_operand, create_ssa_artficial_load_stmt,
819 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
820 with direct VEC_* manipulations.
821 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
822 with direct VEC manipulations.
824 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
826 PR tree-optimization/21419
827 PR tree-optimization/24146
828 PR tree-optimization/24151
830 * c-typeck.c (readonly_error): Handle USE being lv_asm.
831 (build_asm_expr): Call it if outputs are read-only.
832 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
834 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
835 Paolo Bonzini <bonzini@gnu.org>
839 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
840 enable the instructions and not just the built-ins.
841 * doc/invoke.texi (x86 Options): Likewise.
843 2005-10-04 Geoffrey Keating <geoffk@apple.com>
845 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
847 * doc/invoke.texi (Option Summary): Correct spelling
848 of -mmacosx-version-min.
850 2005-10-04 Devang Patel <dpatel@apple.com>
852 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
855 2005-10-04 Steve Ellcey <sje@cup.hp.com>
857 * tree-vect-transform.c (vect_create_epilog_for_reduction):
858 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
860 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
862 * config/s390/s390.md ("TDSI","DP"): New mode macros.
863 ("TE","tg"): New mode attributes.
864 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
865 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
866 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
867 dword_mode and one for GPRmode.
869 2005-10-04 Ian Lance Taylor <ian@airs.com>
871 PR preprocessor/13726
872 * c-ppoutput.c (cb_include): Add comments parameter, and print out
873 any comments passed in.
875 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
877 * tree.c (annotate_with_file_line): Fix typo.
879 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
882 * builtins.c (fold_builtin_memcmp): When constructing the pointer
883 type used to access data in the inlined length == 1 case, use
884 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
885 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
887 2005-10-04 Uros Bizjak <uros@kss-loka.si>
889 * config/i386/i386.h (TARGET_FISTTP): Enable also for
890 TARGET_SSE3 and only for TARGET_80387.
891 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
892 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
893 Do not depend on TARGET_80387.
895 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
897 * tree.c (last_annotated_node): Change type to location_t*.
898 (annotate_with_file_line): Reflect the change of
899 last_annotated_node type.
901 2005-10-04 Richard Guenther <rguenther@suse.de>
904 * c-decl.c (grokdeclarator): Don't write to fields
907 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
910 * c-decl.c (finish_decl): Use set_user_assembler_name even for
912 * varasm.c (make_decl_rtl): If a register variable does not
913 have a set user assmbler name, error out.
914 Decode the asmspec is now name+1 bypassing '*'.
916 2005-10-04 Steven Bosscher <stevenb@suse.de>
918 PR tree-optimization/23049
919 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
920 of a COND_EXPR is folded before calling fold on the whole rhs of a
921 conditional assignment.
922 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
923 document that a COND_EXPR may appear there.
925 2005-10-03 Diego Novillo <dnovillo@redhat.com>
928 * tree-vrp.c (extract_range_from_assert): If the new numeric
929 range created out of the assertion contradicts the existing
930 numeric range of the ASSERT_EXPR variable, make the new range
933 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
935 * config/sh/sh.c (sh_register_move_cost): Add case for moving
936 from T_REGS to FP register class.
938 2005-10-03 Richard Henderson <rth@redhat.com>
941 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
942 before creating a new one.
944 2005-10-03 David Edelsohn <edelsohn@gnu.org>
946 * config/rs6000/t-aix43 (LDFLAGS): New.
947 * config/rs6000/t-aix52 (LDFLAGS): New.
949 2005-10-03 Ian Lance Taylor <ian@airs.com>
951 * gimplify.c (find_single_pointer_decl_1): New static function.
952 (find_single_pointer_decl): New static function.
953 (internal_get_tmp_var): For a formal variable, set restrict base
954 information if appropriate.
955 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
957 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
958 (DECL_GET_RESTRICT_BASE): Define.
959 (SET_DECL_RESTRICT_BASE): Define.
960 (decl_restrict_base_lookup): Declare.
961 (decl_restrict_base_insert): Declare.
962 (struct tree_decl_with_vis): Add based_on_restrict_p field.
963 * tree.c (restrict_base_for_decl): New static variable.
964 (init_ttree): Initialize restrict_base_for_decl.
965 (copy_node_stat): Copy restrict base information.
966 (decl_restrict_base_lookup): New function.
967 (decl_restrict_base_insert): New function.
968 (print_restrict_base_statistics): New static function.
969 (dump_tree_statistics): Call print_restrict_base_statistics.
971 2005-10-02 Diego Novillo <dnovillo@redhat.com>
974 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
977 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
980 * c-typeck.c (tagged_tu_seen): Rename to ...
981 (tagged_tu_seen_cache): this and add val field.
982 (comptypes): Move functional to comptypes_internal
983 and free tagged_tu_seen.
984 (comptypes_internal): New function and call comptypes_internal
985 instead of comptypes. Speed up by sibcalling
986 tagged_types_tu_compatible_p.
987 (alloc_tagged_tu_seen): New function
988 (free_all_tagged_tu_seen_up_to): New function.
989 (tagged_types_tu_compatible_p): Return the val of the seen two
991 Add that the two types are the same to tagged_tu_seen_base
992 if they are and call comptypes_internal instead of comptypes.
993 <case UNION_TYPE>: Speed up common type where the fields are
995 (function_types_compatible_p): Call comptypes_internal instead of
997 (type_lists_compatible_p): Likewise.
998 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1000 2005-10-02 Matthias Klose <doko@debian.org>
1002 * doc/invoke.texi: Fix typo and speling error.
1004 2005-10-01 Richard Henderson <rth@redhat.com>
1006 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1008 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1010 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1011 using --start-group and --end-group.
1013 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1015 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1016 FIXME note regarding quirky semantics.
1018 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1021 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1022 non-null range as a last resort.
1024 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1025 Diego Novillo <dnovillo@redhat.com>
1028 * tree-vrp.c (extract_range_from_assert): For !=
1029 assertions, only build an anti-range if LIMIT is a
1030 single-valued range.
1032 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1034 * arm.md (movqi): On thumb when optimizing, handle loading from
1035 memory by describing this as taking a subreg of a zero-extended load
1036 into an SImode register.
1039 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1041 * reload1.c (merge_assigned_reloads): Do not change any
1042 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1044 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1046 * Makefile.in (LIPO_FOR_TARGET): Define.
1047 (STRIP_FOR_TARGET): Define.
1049 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1050 before creating new ones. Do symlinks before creating the actual
1053 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1054 to work out which multilibs are actually being built.
1056 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1058 * tree-vect-transform.c, config/ms1/ms1.md,
1059 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1060 Follow spelling conventions.
1061 * doc/invoke.texi, doc/md.texi: Fix typos.
1063 2005-09-30 Andrew Macleod <amacleod@redat.com>
1065 PR tree-optimization/21430
1066 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1067 use operands, and set stmt pointer if need be.
1068 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1069 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1072 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1075 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1077 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1079 * optabs.c (expand_binop): Initialize first_pass_p.
1081 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1084 * c-decl.c (c_write_global_declarations_1): If any
1085 wrapup_global_declaration_2 call returned true, restart the loop.
1087 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1089 Fix PR tree-optimization/24117
1090 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1091 before considering whether to use anyoffset.
1093 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1097 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1099 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1101 (swap_commutative_operands_with_target): New.
1103 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1106 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1109 2005-09-29 Steven Bosscher <stevenb@suse.de>
1111 PR tree-optimization/23911
1112 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1113 and IMAGPART_EXPR too.
1115 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1118 * expmed.c (expand_shift): Move logic to reverse rotation
1119 direction when rotating by constants ...
1120 * optabs.c (expand_binop): ... here.
1121 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1122 (ix86_rotrdi3): New pattern.
1123 (rotldi3): Handle 32-bit mode.
1124 (ix86_rotldi3): New pattern.
1126 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1129 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1130 check for numbers that need no bit twiddle.
1132 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1134 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1135 multilib to be built.
1137 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1138 (stage1-start): Delete old libgcc and libunwind before moving
1139 anything into the stage directory.
1140 (stage2-start): Likewise.
1141 (stage3-start): Likewise.
1142 (stage4-start): Likewise.
1143 (stageprofile-start): Likewise.
1144 (stagefeedback-start): Likewise.
1145 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1146 header in tm_file and CPU-specific t-darwin in tmake_file.
1147 (i[34567]86-*-darwin*): Don't change tm_file.
1148 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1149 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1150 shared library stub for target OS version.
1151 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1152 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1153 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1154 (libgcc_s.%.dylib): New.
1156 (install-darwin-libgcc-stubs): New.
1157 (INSTALL_LIBGCC): New append.
1158 * config/i386/darwin-libgcc.10.4.ver: New.
1159 * config/i386/darwin-libgcc.10.5.ver: New.
1160 * config/i386/t-darwin: New.
1161 * config/rs6000/darwin-libgcc.10.4.ver: New.
1162 * config/rs6000/darwin-libgcc.10.5.ver: New.
1163 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1164 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1166 2005-09-28 Paul Brook <paul@codesourcery.com>
1168 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1171 2005-09-28 Richard Guenther <rguenther@suse.de>
1173 PR tree-optimization/23853
1174 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1175 host_integerp to verify misalignment value.
1177 2005-09-28 Richard Henderson <rth@redhat.com>
1179 * builtins.c (get_builtin_sync_mode): New.
1180 (expand_builtin_sync_operation): Pass in mode argument.
1181 (expand_builtin_compare_and_swap): Likewise.
1182 (expand_builtin_lock_test_and_set): Likewise.
1183 (expand_builtin_lock_release): Likewise.
1184 (expand_builtin): Update to match.
1186 2005-09-28 Nick Clifton <nickc@redhat.com>
1188 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1189 formatting. Add check to PLUS case to ensure that the offset is
1190 within an acceptable range.
1192 * config/v850/v850.md (casesi): Disable the generation of the
1193 switch pattern as it is not being handled properly at the moment.
1195 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1196 for when the high words are identical.
1198 2005-09-27 Richard Henderson <rth@redhat.com>
1200 * pretty-print.c (pp_base_format): Fix typo for %>.
1202 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1203 Devang Patel <dpatel@apple.com>
1205 PR tree-optimization/23625
1206 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1207 LABEL_EXPR, assertion check.
1209 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1211 * optabs.c (no_conflict_move_test): Check if a result of a
1212 to-be-moved insn would be clobbered by an originally
1215 2005-09-27 Jeff Law <law@redhat.com>
1217 * passes.c (init_optimization_passes): Replace copy propagation
1218 passes immediately after DOM with phi-only copy propagation
1219 pases. Add phi-only copy propagation pass after first DOM pass.
1220 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1221 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1222 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1223 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1224 to init_copy_prop. Callers updated.
1225 (do_phi_only_copy_prop): New function.
1226 (pass_phi_only_copy_prop): New pass descriptor.
1228 2005-09-27 Nick Clifton <nickc@redhat.com>
1230 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1232 2005-09-26 Jason Merrill <jason@redhat.com>
1235 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1237 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1239 2005-09-26 James E Wilson <wilson@specifix.com>
1241 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1242 copyright. Add gcc copyright plus libgcc exception.
1243 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1245 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1247 2005-09-26 Jeff Law <law@redhat.com>
1249 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1250 about when to iterate.
1252 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1255 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1256 for __complex__ double in -mcpu=G5 mode.
1258 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1260 PR tree-optimization/23942
1261 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1262 * tree-scalar-evolution.c: Include params.h.
1264 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1265 follow_ssa_edge_in_condition_phi_branch,
1266 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1267 Change return type to t_bool. Use a parameter to limit the size of
1268 trees that are walked before stopping
1269 (analyze_evolution_in_loop): Initialize the limit to 0.
1270 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1271 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1273 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1276 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1277 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1279 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1281 * combine.c (make_extraction): Check for valid use of subreg.
1283 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1286 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1287 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1288 ("fist<mode>2_with_temp"): Use only register operands.
1290 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1292 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1293 CALL_INSN_FUNCTION_USAGE.
1295 2005-09-26 Richard Guenther <rguenther@suse.de>
1298 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1299 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1300 (ldst_entry): Use the hashtable instead of list-walking.
1301 (find_rtx_in_ldst): Likewise.
1302 (free_ldst_entry): Free the hashtable.
1303 (compute_ld_motion_mems): Create the hashtable.
1304 (trim_ld_motion_mems): Remove entry from hashtable if
1305 removing it from list.
1306 (compute_store_table): Likewise^2.
1307 (store_motion): Free hashtable in case we did not see
1310 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1312 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1313 and arg1 if we are passing them to fold_build2.
1315 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1318 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1321 2005-09-25 Richard Henderson <rth@redhat.com>
1323 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1324 SYMBOL_REF_TLS_MODEL to be correct.
1326 2005-09-24 Richard Henderson <rth@redhat.com>
1328 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1329 end of function. Reindent.
1331 2005-09-24 Ian Lance Taylor <ian@airs.com>
1333 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1334 NEGATE_EXPR/BIT_NOT_EXPR case.
1336 2005-09-24 Richard Henderson <rth@redhat.com>
1338 * c-common.c (handle_mode_attribute): When not modifying in place,
1339 create subtypes for enumerations.
1340 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1341 * gimplify.c (create_tmp_from_val): Likewise.
1343 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1345 * config/i386/i386.md (*tls_global_dynamic_64,
1346 *tls_local_dynamic_base_64): Add missing mode to call.
1347 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1349 2005-09-24 Jan Hubicka <jh@suse.cz>
1351 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1352 (cgraph_clone_node): Likewise.
1353 * cgraph.h (cgraph_clone_edge): Update prototype.
1354 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1355 duplicated prototypes; add updating argument.
1356 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1357 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1359 (cgraph_mark_inline_edge): Likewise.
1360 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1361 (cgraph_flatten_node): Likewise.
1362 (cgraph_decide_recursive_inlining): Likewise.
1363 (cgraph_decide_inlining_of_small_function): Likewise.
1364 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1366 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1367 Pete Steinmetz <steinmtz@us.ibm.com>
1369 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1370 (rldic.): Set type to "compare".
1372 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1373 mfjmpr for MFCTR/MFLR.
1374 (movdf_hardfloat64): Same.
1375 (movdf_softfloat64): Same. Correct order of store and move types.
1376 (movti_string): Set type to store_ux/load_ux.
1377 (load_multiple): Set type to load_ux.
1378 (store_multiple): Set type to store_ux.
1379 (movmemsi): Set type to store_ux.
1380 (output_cbranch direct_return): Set type to jmpreg.
1381 (stmw): Set type to store_ux.
1382 (lmw): Set type to load_ux.
1383 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1384 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1385 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1386 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1387 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1388 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1389 (rios1-fpstore): Increase latency to 3.
1390 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1391 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1393 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1394 Andrew Pinski <pinskia@physics.uc.edu>
1396 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1397 operand2 constraint to "b".
1398 (sync_<fetchop_name>di_internal): Same.
1399 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1401 (sync_old_<fetchop_name>di_internal): Same.
1402 (sync_new_<fetchop_name>si_internal): Same.
1403 (sync_new_<fetchop_name>di_internal): Same.
1405 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1408 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1409 case, define as macros.
1411 PR rtl-optimization/23837
1412 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1413 clobber / clobber match between dest and p->first.
1415 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1416 (no_conflict_move_test): Update comments.
1418 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1420 * doc/install.texi: Update URL for Jacks.
1421 * doc/sourcebuild.texi: Likewise.
1423 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1426 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1427 registers when choosing register preferences.
1428 (movdf_hardfloat64): Same.
1430 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1432 * expmed.c (expand_shift): Don't use the target of the rotate as
1433 target for the first expanded shift insn.
1434 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1436 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1438 PR tree-optimization/22438
1439 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1440 preserved iv rhs rewriting specially.
1442 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1444 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1445 estimate_only is true.
1446 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1447 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1448 tree-ssa-structalias.c
1449 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1450 ref_contains_indirect_ref.
1451 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1453 2005-09-21 DJ Delorie <dj@redhat.com>
1455 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1457 (mn10300_return_in_memory): Support variable size types also.
1458 (mn10300_pass_by_reference): Likewise.
1459 (mn10300_function_value): New.
1460 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1461 (FUNCTION_OUTGOING_VALUE): Likewise.
1462 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1463 * doc/invoke.texi: Document it.
1465 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1468 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1469 force integer op1 into register for XFmode compares.
1471 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1474 * expmed.c (alg_code): Add alg_impossible.
1475 (alg_hash_entry): Add cost.
1476 (synth_mult): Record alg_impossible in the hash table if
1477 multiplication by a given integer is impossble within the
1478 limit. Speed up using alg_impossible.
1480 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1482 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1483 argument. Allow and set any offset if needs_anyoffset is passed
1485 (get_constraint_for): Add argument here too.
1487 (do_structure_copy): Pass NULL to get_constraint_for.
1488 (handle_ptr_arith): Ditto.
1489 (find_func_aliases): Ditto.
1491 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1493 PR rtl-optimization/23898
1494 * output.h (get_attr_min_length): Declare.
1495 * final.c (get_attr_length_1): New function, broken out of:
1497 (get_attr_min_length): New function.
1498 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1499 (duplicate_computed_gotos): Likewise.
1500 * genattr.c (insn_min_length): Generate declaration.
1501 * genattrtab.c (min_fn, min_attr_value): New functions.
1502 (make_length_attrs): Generate insn_min_length.
1504 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1506 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1508 2005-09-20 Richard Henderson <rth@redhat.com>
1510 PR tree-optimization/24059
1511 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1514 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1516 * c.opt (fextended-identifiers): New.
1517 * c-opts.c (c_common_handle_option): Handle
1518 -fextended-identifiers.
1519 * doc/cpp.texi: Update documentation of extended identifiers.
1520 * doc/cppopts.texi (-fextended-identifiers): Document.
1522 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1524 PR tree-optimization/23929
1525 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1528 PR tree-optimization/23818
1529 * tree-stdarg.c (execute_optimize_stdarg): Call
1530 calculate_dominance_info.
1532 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1534 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1535 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1536 (compute_overlap_steps_for_affine_1_2): Use
1537 get_number_of_iters_for_loop.
1538 (analyze_subscript_affine_affine): Check whether difference is
1540 Use get_number_of_iters_for_loop.
1541 Check whether overlap occurs outside of bounds.
1542 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1544 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1546 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1547 base register if possible.
1549 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1551 PR tree-optimization/18463
1552 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1553 converting it directly is not possible.
1554 (chrec_convert_aggressive): New function.
1555 * tree-chrec.h (chrec_convert_aggressive): Declare.
1556 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1557 Fold chrec conversions aggressively if asked to.
1558 (instantiate_parameters): Modified because of changes in
1559 instantiate_parameters_1.
1561 2005-09-19 Richard Henderson <rth@redhat.com>
1563 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1564 (reduc_splus_v2df): New.
1566 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1568 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1569 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1571 2005-09-19 Richard Henderson <rth@redhat.com>
1573 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1576 2005-09-19 Richard Henderson <rth@redhat.com>
1578 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1579 (ia64_expand_dot_prod_v8qi): New.
1580 * config/ia64/ia64-protos.h: Update.
1581 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1582 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1583 sdot_prodv8qi, sdot_prodv4hi): New.
1584 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1586 2005-09-19 Richard Henderson <rth@redhat.com>
1589 * real.c (exact_real_truncate): Return false if the format cannot
1590 represent the number as a normal.
1592 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1593 for a memory source.
1595 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1597 * tree-ssa-operands.c (swap_tree_operands): Export.
1598 * tree.h (swap_tree_operands): Declare.
1599 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1600 Call swap_tree_operands.
1602 2005-09-19 Richard Henderson <rth@redhat.com>
1604 * tree-flow.h (merge_alias_info): Declare.
1605 * tree-ssa-copy.c (merge_alias_info): Export.
1606 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1607 (vect_create_data_ref_ptr): Use create_iv directly.
1608 (vectorizable_load): Use correct types for integer constants.
1609 (vect_generate_tmps_on_preheader): Likewise.
1610 (vect_gen_niters_for_prolog_loop): Likewise.
1612 2005-09-19 Steven Bosscher <stevenb@suse.de>
1614 PR rtl-optimization/23943
1615 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1617 2005-09-18 Jan Hubicka <jh@suse.cz>
1619 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1621 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1623 * varasm.c (output_constant): Do not abort on conversions to union
1624 types between different sizes.
1626 2005-09-18 Richard Guenther <rguenther@suse.de>
1629 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1632 2005-09-18 Paul Brook <paul@codesourcery.com>
1634 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1636 2005-09-17 Richard Henderson <rth@redhat.com>
1638 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1639 * tree-ssa-loop.c (pass_vect_dce): Remove.
1640 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1643 2005-09-17 Richard Henderson <rth@redhat.com>
1645 * tree-pass.h (pass_vect_dce): Declare.
1646 * passes.c (init_optimization_passes): Add it.
1647 * tree-flow.h (tree_ssa_dce): Declare.
1648 * tree-ssa-dce.c (tree_ssa_dce): Export.
1649 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1650 (gate_tree_vectorize): ... here.
1651 (pass_vect_dce): New.
1653 2005-09-17 Jan Hubicka <jh@suse.cz>
1655 * except.c (struct eh_status): Turn region_array into vec.
1656 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1657 convert_from_eh_region_ranges, find_exception_handler_labels,
1658 current_function_has_exception_handlers, assign_filter_values,
1659 build_post_landing_pads, dw2_build_landing_pads,
1660 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1661 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1662 foreach_reachable_handler, can_throw_internal_1,
1663 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1665 (duplicate_eh_region_1): Update region_array.
1666 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1668 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1671 * expmed.c (expand_mult): Substitute simple register for op0 when
1674 2005-09-17 Richard Henderson <rth@redhat.com>
1676 * expr.c (emit_move_via_integer): Add force argument, pass it on
1677 to emit_move_change_mode. Update callers.
1678 (emit_move_complex): Pass true to new force argument.
1679 * function.c (expand_function_end): Move expand_eh_return call
1680 earlier. Merge sub-word complex values into a pseudo before
1681 copying to the return hard register.
1683 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1685 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1686 between different sizes.
1688 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1692 * passes.c (init_optimization_passes): Register dump files for
1695 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1697 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1698 * config/s390/s390.c (s390_overlap_p): New function.
1699 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1700 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1703 2005-09-16 Richard Guenther <rguenther@suse.de>
1705 * ipa-pure-const.c (static_execute): Free auxiliar information.
1706 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1707 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1709 2005-09-15 DJ Delorie <dj@redhat.com>
1711 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1713 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1715 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1717 (swap_commutative_operands_with_target): New.
1719 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1721 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1724 (estimate_iters_using_array): New function.
1725 * tree-data-ref.h (estimate_iters_using_array): Prototype
1726 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1727 Use estimate_iters_using_array instead of analyze_array.
1729 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1731 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1734 2005-09-15 Michael Matz <matz@suse.de>
1736 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1738 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1740 PR tree-optimization/23835
1741 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1742 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1744 2005-09-14 Richard Henderson <rth@redhat.com>
1746 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1747 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1749 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1751 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1752 in the ARRAY_TYPE case.
1754 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1756 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1758 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1761 * tree-vect-transform.c (vectorizable_operation): Return false for
1762 scalar shift operations and for vector shift operations with
1763 non-invariant shift arguments. Use scalar tree operand op1 as
1764 a shift operand when vector shift insn pattern uses scalar shift
1766 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1768 2005-09-14 Olivier Hainque <hainque@adacore.com>
1770 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1771 value if it has side-effects.
1773 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1776 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1778 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1780 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1781 passed as NAME as if it were label at start of function code.
1783 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1785 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1788 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1790 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1791 as early clobber. Rewrite so the PIC register is not implicitly used.
1793 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1795 * tree.c (annotate_with_file_line): Compare line numbers before
1798 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1801 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1802 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1804 2005-09-13 Ian Lance Taylor <ian@airs.com>
1806 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1807 than a HOST_WIDEST_INT to gen_doloop_begin.
1809 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1811 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1813 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1815 PR tree-optimize/23817
1816 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1818 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1821 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1822 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1823 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1824 (restore_stack_nonlocal): Likewise.
1825 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1827 2005-09-12 Ian Lance Taylor <ian@airs.com>
1830 * c.opt (ffriend-injection): New C++ option.
1831 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1832 (C++ Dialect Options): Document -ffriend-injection.
1834 2005-09-12 Josh Conner <jconner@apple.com>
1837 * ipa-reference.c (static_execute): Don't mark variables in
1838 named sections TREE_READONLY.
1840 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1842 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1845 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1847 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1848 V_MUST_DEF instead of just the first_use_p.
1849 Don't mark the virtual variables for renaming on the statement which
1851 (pass_dse): Remove TODO_update_ssa.
1853 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1856 * stor-layout.c (compute_record_mode): For records with a single
1857 field, actually check the field's mode size against the type size.
1859 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1860 registers for TARGET_SHMEDIA.
1861 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1862 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1863 of GENERAL_REGS and FP_REGS.
1865 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1867 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1869 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1871 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1872 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1873 are omitted. Exclude stack_tie insn too.
1875 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1877 PR rtl-optimization/23098
1878 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1880 * config/rs6000/rs6000.md (movdf splitter): Use
1881 const_double_operand predicate for TARGET_POWERPC64.
1882 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1883 SYMBOL_REF method to ABI_V4.
1885 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1886 replace_equiv_address.
1887 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1888 rs6000_sr_alias_set and MEM_NOTRAP.
1889 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1891 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1893 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1894 handle CALL_EXPR again.
1896 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1898 * arm/predicates.md (alignable_memory_operand): Delete.
1900 2005-09-10 Richard Henderson <rth@redhat.com>
1903 * dbxout.c (dbxout_expand_expr): New.
1904 (dbxout_symbol): Use it.
1906 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1908 * arm.c (arm_gen_rotated_half_load): Delete.
1909 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1910 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1911 (thumb_set_return_address): Likewise.
1912 (thumb_load_double_from_address): Use adjust_address.
1913 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1914 (extendhsisi2_mem, movhi_bytes): Use change_address.
1915 (movhi): Use widen_memory_access.
1916 (reload_out_df): Use replace_equiv_address.
1917 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1919 2005-09-09 Richard Henderson <rth@redhat.com>
1922 * dbxout.c: Include expr.h.
1923 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1924 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1925 * Makefile.in (dbxout.o): Add EXPR_H.
1927 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1929 PR tree-optimization/23509
1930 * tree-cfg.c (replace_uses_by): Use replace_exp.
1931 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1932 pointers have name_mem_tag or type_mem_tag set.
1934 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1936 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1937 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1938 of wrongly accessing operands.
1940 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1942 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1943 * tree-chrec.c: Include tree-scalar-evolution.h.
1944 (chrec_convert): Instantiate the base and step before calling
1945 scev_probably_wraps_p that would fail on parametric evolutions.
1946 Collect all the fails into a single section failed_to_convert,
1947 print a diagnostic, and return chrec_dont_know instead of calling
1949 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1950 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1952 (scev_const_prop): Don't replace the definition of a loop closed ssa
1953 phi node by itself, or by another loop closed ssa phi node.
1954 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1955 that base and step are defined.
1957 2005-09-09 Richard Guenther <rguenther@suse.de>
1960 * fold-const.c (fold_ternary): Check truth_value_p before
1961 calling invert_truthvalue.
1963 2005-09-09 Nick Clifton <nickc@redhat.com>
1965 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1966 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1967 dimension of these arrays.
1968 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1970 * longlong.h: Only provide a prototype for the __clz_tab[] array
1971 if this header has not been included from libgcc2.h.
1972 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1974 Provide prototypes for exported functions.
1975 Use the __clz_tab[] and __popcount_tab[] arrays provided by
1978 2005-09-08 Josh Conner <jconner@apple.com>
1982 * expr.c (expand_expr_addr_expr_1): Don't invoke
1983 expand_simple_binop for EXPAND_INITIALIZER.
1985 2005-09-08 Richard Henderson <rth@redhat.com>
1988 * toplev.c (wrapup_global_declaration_1): Split out ...
1989 (wrapup_global_declaration_2): ... from ...
1990 (wrapup_global_declarations): ... here. Return bool.
1991 (check_global_declaration_1): Split out ...
1992 (check_global_declarations): from here.
1993 (emit_debug_global_declarations): New.
1994 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1995 check_global_declaration_1, emit_debug_global_declarations): Declare.
1996 * c-decl.c (c_write_global_declarations_1): Don't create a vector
1997 of decls. Call wrapup_global_declaration_1,
1998 wrapup_global_declaration_2, check_global_declaration_1 directly.
1999 (c_write_global_declarations_2): New.
2001 (c_write_global_declarations): Call c_write_global_declarations_2.
2002 * langhooks.c (write_global_declarations): Call
2003 emit_debug_global_declarations.
2005 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2006 remove decls that have DECL_RTL_SET_P.
2007 * passes.c (rest_of_decl_compilation): Invoke
2008 cgraph_varpool_finalize_decl for all but functions.
2010 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2012 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2013 the result of a conversion if the new min and max cannot be compared.
2015 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2017 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2018 (override_options): Setting s390_sr_alias_set removed.
2019 (save_fpr, save_gprs): Set alias set to vararg or frame.
2020 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2021 s390_sr_alias_set with get_frame_alias_set ().
2022 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2023 get_varargs_alias_set ().
2025 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2029 * c-parser.c (c_parser_objc_method_definition): If the next
2030 token is not "{", error out and don't start the function.
2032 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2034 * tree-vrp.c (extract_range_from_expr): Move the check for non
2035 nullness after the check for gimple invariant.
2037 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2039 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2041 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2044 * config/m32r.md (movmemsi_internal): Canonicalize order of
2045 operands in PLUS component of template.
2047 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2049 * reload1.c (fixup_eh_region_note): Remove assertion.
2050 (fixup_abnormal_edges): Reverted removal of call to
2051 find_many_sub_basic_blocks made on 2005-08-31.
2053 2005-09-07 Richard Henderson <rth@redhat.com>
2055 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2056 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2057 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2058 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2059 rearrange for better packing.
2060 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2061 (lookup_cfa_1): Remove inline marker.
2062 (cfa_equal_p): Split out of ...
2063 (def_cfa_1): ... here. Use INVALID_REGNUM.
2064 (build_cfa_loc): Handle !cfa->indirect.
2065 (frame_pointer_cfa_offset): New.
2066 (dbx_reg_number): Assert register elimination performed; do
2067 leaf register remapping.
2068 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2069 (eliminate_reg_to_offset): New.
2070 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2071 for verifiably local stack frame addresses; re-base to CFA.
2072 (mem_loc_descriptor): Remove can_use_fbreg argument.
2073 (concat_loc_descriptor, loc_descriptor): Likewise.
2074 (containing_function_has_frame_base): Remove.
2075 (rtl_for_decl_location): Don't do register elimination or
2076 leaf register remapping here.
2077 (secname_for_decl): Split out from ..
2078 (add_location_or_const_value_attribute): ... here.
2079 (convert_cfa_to_loc_list): New.
2080 (compute_frame_pointer_to_cfa_displacement): New.
2081 (gen_subprogram_die): Use them.
2082 * tree.h (frame_base_decl): Remove.
2083 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2084 (prologue_stack_adjust): Remove.
2085 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2086 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2087 (set_frame_base_location): Remove.
2088 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2089 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2090 (vt_add_function_parameters): Don't eliminate_regs.
2091 (vt_initialize): Don't create frame_base_decl.
2093 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2095 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2096 version of GNU binutils for 4.x and later.
2098 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2100 * ggc-page.c (ggc_push_context): Remove.
2101 (ggc_pop_context): Likewise.
2102 * ggc.h (ggc_push_context): Remove.
2103 (ggc_pop_context): Likewise.
2105 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2108 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2109 returning from an interrupt handler.
2111 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2114 * config/arc/arc.c (output_shift): Add check for loop count when
2117 2005-09-06 Steven Bosscher <stevenb@suse.de>
2119 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2121 (abs_replacement): Likewise.
2122 (pass_phiopt): Remove TODO_update_ssa.
2124 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2127 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2128 if "return with no value, in function returning non-void" warning
2130 * tree-cfg.c (execute_warn_function_return): Don't look at
2131 RETURN_EXPRs with TREE_NO_WARNING set.
2134 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2135 for internal functions doesn't use registers used by global registers
2136 variables. Use fewer register parameters if there are global register
2139 2005-09-06 Olivier Hainque <hainque@adacore.com>
2140 Eric Botcazou <ebotcazou@adacore.com>
2143 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2144 when we would be extracting outside its bit span (bitpos+bitsize
2145 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2146 Ada unchecked conversions.
2148 2005-09-06 Steven Bosscher <stevenb@suse.de>
2150 * tree-ssa-pre.c (try_look_through_load): New function.
2151 (compute_avail): Use it to try to look through loads for some
2152 more useful expressions.
2154 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2156 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2157 condition for detecting cases like (a&a) and (a^a).
2159 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2161 * common.opt: Add option ftree-vect-loop-version.
2162 * params.def: Add --param vect-max-version-checks.
2163 * doc/invoke.texi: Document ftree-vect-loop-version and
2164 --param vect-max-version-checks.
2165 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2166 may_misalign_stmts and defines for accessors.
2167 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2168 LOOP_VINFO_MAY_MISALIGN_STMTS.
2169 (destroy_loop_vec_info): VEC_free for
2170 LOOP_VINFO_MAY_MISALIGN_STMTS.
2171 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2172 Update documentation.
2173 (vect_update_misalignment_for_peel): New.
2174 (vect_enhance_data_refs_alignment): Update to choose loop
2175 peeling or loop versioning if appropriate for the (potentially)
2176 unaligned data references in the loop.
2177 (vect_analyze_data_refs_alignment): Remove call to
2178 vect_enhance_data_refs_alignment so the checks can be done
2180 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2181 and move up call to vect_analyze_data_refs_alignment.
2182 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2183 (vect_transform_loop): Add call to loop_version.
2185 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2187 PR rtl-optimization/23098
2188 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2189 * simplify-rtx.c (constant_pool_reference_p): New function.
2190 * rtl.h (constant_pool_reference_p): New prototype.
2191 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2192 constant_pool_reference_p in condition and
2193 avoid_constant_pool_reference in preparation statements.
2195 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2197 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2198 STRICT_LOW_PART SETs.
2200 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2203 * except.c (sjlj_emit_function_enter): Find the function begin
2204 note even when it's not in first basic block.
2206 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2208 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2209 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2210 * aclocal.m4: Regenerate.
2212 2005-09-05 DJ Delorie <dj@redhat.com>
2214 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2217 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2219 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2220 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2221 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2222 Follow spelling conventions.
2223 * doc/invoke.texi: Follow spelling conventions.
2225 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2227 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2228 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2229 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2231 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2234 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2235 (output_stack_adjust): Use gen_tmp_stack_mem.
2236 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2237 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2238 (sh_get_pr_initial_val): Likewise.
2239 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2240 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2241 * sh.md (divsi_inv_m0): Use gen_const_mem.
2242 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2243 (movdf_i4+1): Use gen_tmp_stack_mem.
2244 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2245 (fpu_switch+2): Likewise.
2246 (movv4sf_i, movv16sf_i): Use adjust_address.
2247 (symGOT_load): Set MEM_NOTRAP_P bit.
2249 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2252 * pa.c (emit_move_sequence): Fix typo in last change.
2254 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2256 PR rtl-optimization/23454
2257 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2260 2005-09-03 Richard Henderson <rth@redhat.com>
2261 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2264 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2267 2005-09-02 Nicolas Pitre <nico@cam.org>
2269 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2270 to bit_count to 32 bits.
2272 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2275 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2276 generating synthetic loads from volatile lvalues.
2278 005-09-02 Nick Clifton <nickc@redhat.com>
2280 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2281 __ctzhi2, __clzhi2): New functions.
2283 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2286 * tree-nested.c (struct var_map_elt): Mark with GTY.
2287 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2289 (lookup_field_for_decl): Allocate new element in GC memory.
2290 (lookup_tramp_for_decl): Likewise.
2291 (convert_nl_goto_reference): Likewise
2292 (create_nesting_tree): Allocate info in GC memory. Likewise for
2294 (free_nesting_tree): Free with ggc_free instead of free.
2295 (root): New static variable.
2296 (lower_nested_functions): Remove root as local variable. And zero out
2297 root at the end of the function.
2299 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2301 PR rtl-optimization/20365
2302 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2303 to short. New member ix.
2304 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2305 (simplify_plus_minus): Initialize ix members before calling qsort.
2307 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2309 PR tree-optimization/23626
2310 * tree-cfg.c (replace_uses_by): Clean up eh info.
2312 2005-09-01 DJ Delorie <dj@redhat.com>
2314 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2317 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2319 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2320 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2323 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2325 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2326 do not issue warning for a variable definition following
2329 2005-09-01 Richard Henderson <rth@redhat.com>
2332 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2333 conversion to CONST_VECTOR.
2335 2005-09-01 Richard Henderson <rth@redhat.com>
2338 * reload1.c (reload_as_needed): Check !CALL_P before calling
2339 fixup_eh_region_note.
2340 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2342 2005-09-01 DJ Delorie <dj@redhat.com>
2344 * varasm.c (output_constant): Let the target resolve
2345 conversions of addresses to non-default pointer sizes.
2347 2005-09-01 Nicolas Pitre <nico@cam.org>
2349 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2350 to alow matching ARM pre-indexed addressing mode.
2351 (arm_override_options): Remove now irrelevant comment.
2353 2005-09-01 Phil Edwards <phil@codesourcery.com>
2355 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2356 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2357 * config/i386/vxworks.h: Likewise.
2358 * config/i386/t-vxworksae: New file, for VxWorks AE.
2359 * config/i386/vxworksae.h: Likewise.
2361 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2363 PR tree-optimization/23410
2364 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2365 sequence is not wrapping during the first step.
2367 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2370 * dwarf2out.c (base_type_die): Compare char_type_node with
2371 TYPE_MAIN_VARIANT (type), not type.
2373 2005-09-01 Richard Guenther <rguenther@suse.de>
2375 PR tree-optimization/15366
2376 * common.opt: Add -finline-functions-called-once.
2377 Put -fearly-inlining in alphabetically ordered place.
2378 * doc/invoke.texi: Document new option.
2379 * ipa-inline.c (cgraph_decide_inlining): Honour
2380 flag_inline_functions_called_once.
2382 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2384 PR rtl-optimization/23478
2385 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2386 (alloc_qty): Initialize it.
2387 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2388 (combine_regs): Combine also n_throwing_calls_crossed fields.
2389 (find_free_reg): Don't attempt to caller-save pseudos crossing
2390 calls that might throw.
2391 * global.c (struct allocno): Add throwing_calls_crossed field.
2392 (global_alloc): Revert 2005-08-22 change. Initialize
2393 throwing_calls_crossed.
2394 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2397 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2400 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2401 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2402 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2403 (and64_2_operand): Tweak to use predicate.
2404 (and_operand): Adjust for mask_operand changes.
2405 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2406 (print_operand): Likewise.
2407 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2408 (mask64_1or2_operand): Delete.
2409 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2410 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2411 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2412 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2413 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2414 (rotldi3_internal4): Likewise.
2415 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2416 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2417 (ashldi3_internal7): Likewise.
2418 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2419 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2420 (anddi3 split): Don't match mask64_operand.
2421 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2422 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2423 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2424 't' splitter predicate.
2425 (movdi_internal64 + 2): Revert 2005-06-11 change.
2427 2005-08-31 DJ Delorie <dj@redhat.com>
2429 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2430 (m32c_asm_integer): Add support for 32 bit pointers.
2432 2005-08-31 Richard Henderson <rth@redhat.com>
2434 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2435 component-like references for setting MEM_NOTRAP_P.
2437 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2438 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2440 2005-08-31 Richard Henderson <rth@redhat.com>
2442 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2443 into a pseudo before applying gen_lowpart.
2445 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2447 * doc/install.texi (Specific): Update cctools version required
2448 for full functionality.
2449 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2450 linkers as -macosx_version_min.
2452 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2455 * sh.c (print_operand, %R and %S): Add handling of floating point
2456 registers, memory, constants and invalid operands.
2458 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2460 * ipa-pure-const.c: Change dump name.
2462 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2465 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2466 to "reg_or_0_operand".
2467 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2469 2005-08-31 Dale Johannesen <dalej@apple.com>
2471 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2472 loops that count down.
2474 2005-08-31 Richard Henderson <rth@redhat.com>
2477 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2478 (fixup_eh_region_note): New.
2479 (reload_as_needed): Call it.
2480 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2481 don't call find_many_sub_basic_blocks; call verify_flow_info.
2482 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2483 (keep_stack_depressed): Likewise.
2484 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2486 2005-08-31 Richard Henderson <rth@redhat.com>
2488 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2491 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2493 * expr.c (expand_expr_real_1): Compare size of address
2494 mode to target's address mode size in deciding expansion of
2495 the constant address.
2497 2005-08-31 Richard Guenther <rguenther@suse.de>
2500 * expr.c (all_zeros_p): New function.
2501 (expand_expr_real_1): Handle the case of an all-zero
2502 non-addressable constructor separately.
2504 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2506 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2507 arguments, adjust all callers.
2508 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2510 2005-08-30 Richard Henderson <rth@redhat.com>
2513 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2514 whenever the mode sizes match.
2516 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2518 * calls.c (load_register_parameters): Fix comment typo.
2519 * expr.c (emit_push_insn): Comment formatting.
2521 2005-08-30 Ian Lance Taylor <ian@airs.com>
2523 * config/i386/x-cygwin (host-cygwin): Change dependency from
2524 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2526 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2528 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2531 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2534 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2535 call to ggc_collect.
2537 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2540 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2541 beginning. Remove $(INCLUDES) from all the rules, if following
2542 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2544 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2547 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2548 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2549 not constant, but maxlen is, don't set len to maxlen, rather
2550 set maxlen to len if len is a constant.
2552 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2554 PR tree-optimization/23475
2555 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2558 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2560 Fix PR middle-end/22455
2562 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2563 Checksum only the parts of the tree that exist for the tree code.
2565 2005-08-28 Dale Johannesen <dalej@apple.com>
2567 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2569 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2571 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2573 2005-08-28 Richard Henderson <rth@redhat.com>
2575 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2576 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2579 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2582 * builtins.c (get_memory_rtx): Don't strip nops
2583 in between COMPONENT_REFs.
2585 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2588 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2590 (gimplify_modify_expr): Check for zero sized types and gimplify the
2591 rhs and lhs as statements.
2593 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2596 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2597 state for return address column of signal frames.
2599 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2602 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2603 bytes >= 2 not bytes == 2.
2604 (expand_block_move): Same.
2606 2005-08-27 Richard Guenther <rguenther@suse.de>
2609 * config/i386/sse.md (sse2_movsd): Add missing closing
2612 2005-08-27 Paul Brook <paul@codesourcery.com>
2614 * genrecog.c (enum decision_type): Add DT_num_insns.
2615 (struct decision_test): Add u.num_insns.
2616 (add_to_sequence): Add DT_num_insns test.
2617 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2618 (write_cond, debug_decision_2): Ditto.
2619 (change_state): Assume peep2_next_insn never fails.
2620 Remove "afterward" argument.
2621 (write afterward, write_tree): Update to match.
2622 * recog.c (peep2_current_count): New variable.
2623 (peep2_next_insn): Check it.
2624 (peephole2_optimize): Set peep2_current_count.
2625 * recog.h (peep2_current_count): Declare.
2627 2005-08-26 Josh Conner <jconner@apple.com>
2630 * ipa-pure-const.c (check_tree): Check for volatile-ness
2631 when considering a dereference.
2633 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2635 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2637 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2639 PR rtl-optimization/23561
2640 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2641 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2642 at most LEN bytes long memory fits into the field.
2643 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2644 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2645 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2647 2005-08-26 Richard Henderson <rth@redhat.com>
2650 * loop.c (biased_biv_may_wrap_p): New.
2651 (maybe_eliminate_biv_1): Use it to suppress non-equality
2652 comparison transformations. Delete disabled code.
2654 2005-08-26 Ian Lance Taylor <ian@airs.com>
2656 * combine.c (make_extraction): Avoid reference outside object.
2658 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2660 * stor-layout.c (finalize_type_size): Restore behaviour for
2661 non-aggregate types to the status quo ante of the patch for
2662 pr 23467. Document why it matters.
2664 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2667 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2668 array by one element, initialize the BT_LAST element with NULL.
2670 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2672 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2673 optimizing for size.
2675 (compare_plus_eqsi): Same.
2676 (plus_eqsi_compare): Same.
2677 (neg_eq0<mode>): Same.
2678 (neg_eq<mode>): Same.
2680 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2683 2005-08-26 Nick Clifton <nickc@redhat.com>
2685 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2686 TARGET_EP is not defined.
2687 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2688 TARGET_EP is enabled.
2689 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2690 * config/v850/v850.md (save_all_interrupt): Only use the EP
2691 register if TARGET_EP is defined.
2692 (restore_all_interrupt): Likewise.
2693 * config/v850/lib1funcs.asm: Update functions so that the EP
2694 register is only used if __EP__ is defined.
2696 2005-08-26 David Ung <davidu@mips.com>
2698 * config/mips/mips.c (mips_expand_prologue): Handle case when
2699 generating for MIPS16 and the outgoing argument area is more than
2700 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2703 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2705 * config/crx/crx.md: Make doloop_end pattern usage controllable
2706 via mloop-nesting=<max-nesting> command line switch. Make sure
2707 the combiner cannot use doloop_end_<mode> in an illegal way.
2708 * config/crx/crx.c: Use regs up to r6 for argument passing.
2709 Refine crx_address_cost (non cst4 displacements are expensive).
2710 * config/crx/crx.opt: Add switch for mloop-nesting=.
2712 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2714 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2715 (UNSPEC_MVST): New constant.
2717 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2719 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2720 Reject operands containing eliminable registers.
2721 * testsuite/gcc.dg/20050825-1.c: New testcase.
2723 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2724 Jan Hubicka <jh@suse.cz>
2726 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2728 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2730 PR tree-optimization/23546
2731 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2734 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2736 * params.def (PARAM_MIN_SPEC_PROB): New.
2737 * sched-rgn.c (MIN_PROBABILITY): Delete.
2738 (compute_trg_info): Convert to PARAM_VALUE.
2739 * doc/invoke.texi (param): Document min-spec-prob.
2741 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2743 * config/darwin.h: define __PIC__
2744 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2745 TARGET_OS_CPP_BUILTINS macro.
2747 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2749 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2752 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2754 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2756 * cfghooks.c (duplicate_block): Added position where to place
2757 new block as argument.
2758 * cfghooks.h (duplicate_block): Declaration changed.
2759 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2761 * cfglayout.h (copy_bbs): Declaration changed.
2762 * cfgloop.h (loop_version): Declaration changed.
2763 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2764 position to copy_bbs.
2765 (loop_version): Pass position to duplicate_loop_to_header_edge.
2766 Add place_after argument and position new blocks according to
2768 * modulo-sched.c (sms_schedule): Pass place_after argument
2770 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2771 * tree-cfg.c (split_edge_bb_loc): New function.
2772 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2773 to determine position of new blocks.
2774 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2776 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2777 argument to duplicate_block.
2778 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2779 Pass position to copy_bbs.
2781 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2783 * fold-const.c (ptr_difference_const): Use
2784 cst_and_fits_in_hwi instead of host_integerp.
2786 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2788 * config/darwin.c (gen_pic_offset): New.
2789 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2792 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2794 PR tree-optimization/23486
2795 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2797 2005-08-23 Phil Edwards <phil@codesourcery.com>
2799 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2800 remove use_collect2.
2801 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2803 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2804 configuration files to override the default value.
2806 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2807 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2808 * config/vx-common.h: New file, split out from...
2809 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2810 * config/vxworksae.h: New file, for VxWorks AE.
2811 * config/vxworks.opt: New file.
2812 * config/vxlib.c: Update for VxWorks 6.
2814 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2815 other MULTILIB_* variables appropriately.
2816 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2817 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2818 * config/rs6000/vxworks.h: Update for VxWorks 6.
2819 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2821 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2824 * config/darwin.c (machopic_select_section): Remove the hack to
2825 mark "::operator new" and "::operator delete" for coalescing
2826 even though they are not weak.
2828 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2830 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2831 * configure: Regenerate.
2833 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2836 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2838 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2839 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2842 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2844 * config/rs6000/predicates.md (equality_operator): New.
2845 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2846 comparison with a large constant.
2848 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2850 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2852 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2854 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2855 registers is even, and we have a hardware double precision fp,
2857 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2858 size of current argument when checking if argument was passed in
2861 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2864 * stor-layout.c (finalize_type_size): Dont override
2865 existing alignment with a smaller alignment from the mode.
2867 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2869 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2870 * lambda.h (lambda_vector_lexico_pos): ... here.
2871 * tree-data-ref.c (build_classic_dist_vector): Return false when
2872 the distance vector is lexicographically negative.
2874 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2876 PR tree-optimization/23511
2877 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2878 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2880 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2882 PR tree-optimization/22043
2883 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2884 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2885 If ALLOW_FLEXARR, handle types ending with flexible array member.
2886 Pass false as second argument to recursive count_type_elements calls.
2887 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2888 argument to count_type_elements call.
2889 * tree-sra.c (decide_block_copy): Likewise.
2890 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2891 for a constant-sized object, set cleared as well. Pass true as
2892 second argument to count_type_elements call.
2894 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2897 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2898 from legitimate_small_data_p, and make global. Update use.
2899 Remove forward declaration.
2900 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2902 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2904 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2906 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2907 of scratch intermediates.
2908 (eq<mode>_compare): Same.
2909 (neg_eq0<mode>): New.
2910 (neg_eq<mode>): Convert to define_insn_and_split.
2912 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2915 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2916 stdarg functions, set/clear the fp marker even when no variable
2918 * config/rs6000/sysv4.opt (mprototype): Describe.
2920 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2922 PR rtl-optimization/23478
2923 * regs.h (reg_info): Add throw_calls_crossed.
2924 (REG_N_THROWING_CALLS_CROSSED): Define.
2925 * flow.c (allocate_reg_life_data): Initialize
2926 REG_N_THROWING_CALLS_CROSSED.
2927 (propagate_one_insn, attempt_auto_inc): Update
2928 REG_N_THROWING_CALLS_CROSSED.
2929 * global.c (global_alloc): Don't allocate pseudos across
2930 calls that may throw.
2932 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2935 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2936 value is inbetween the range if we did not find an exact match.
2938 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2940 * doc/invoke.texi (Option Summary): Add ms1 options.
2941 * doc/extend.texi: Document interrupt handler attribute for ms1.
2942 * doc/md.texi: Document ms1 constraints.
2943 * config.gcc: Add ms1-*-elf.
2944 * config/ms1/ms1.h: New.
2945 * config/ms1/ms1.c: New.
2946 * config/ms1/ms1.md: New.
2947 * config/ms1/ms1-protos.h: New.
2948 * config/ms1/ABI.txt: New.
2949 * config/ms1/crti.asm: New.
2950 * config/ms1/crtn.asm: New.
2951 * config/ms1/lib2extra-funcs.c: New.
2952 * config/ms1/t-ms1: New.
2953 * config/ms1/ms1.opt: New.
2955 2005-08-22 Ira Rosen <irar@il.ibm.com>
2957 * config/rs6000/altivec.md (xorv4sf3): New.
2958 (negv4sf2, neg<mode>2): Likewise.
2960 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
2963 * config/ia64/ia64.md (divsi3): Check divide by zero.
2964 (udivsi3): Likewise.
2966 (udivdi3): Likewise.
2968 2005-08-21 Jakub Jelinek <jakub@redhat.com>
2970 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2971 up to elem_bitsize bits, not max_bitsize.
2973 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2975 PR tree-optimization/23433
2976 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2977 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2979 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
2981 PR tree-optimization/23434
2982 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2983 the iteration bound is not an INTEGER_CST.
2985 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
2987 * tree-vect-transform.c (get_initial_def_for_reduction): Set
2988 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2989 NULL if need_epilog_adjust is false.
2990 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2991 Case 3 always peels first itration, not just for PLUS case, and no need
2992 to use scalar_initial_def here. Create an epilog adjustment only if
2993 scalar_initial_def is not NULL.
2995 (vectorizable_reduction): Remove assert.
2997 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3000 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3001 (__moddi3): Likewise.
3002 (__udivdi3): Likewise.
3003 (__umoddi3): Likewise.
3004 (__divsi3): Likewise.
3005 (__modsi3): Likewise.
3006 (__udivsi3): Likewise.
3007 (__umodsi3): Likewise.
3009 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3011 * tree-pass.h (TDF_GRAPH): Define.
3012 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3013 * passes.c (finish_optimization_passes): Only call
3014 finish_graph_dump_file if TDF_GRAPH is set.
3015 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3016 NULL. Set TDF_GRAPH bit.
3017 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3019 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3021 * arm.h (arm_stack_offsets): Add locals_base field.
3022 * arm.c (arm_get_frame_offsets): Compute it.
3023 (thumb_compute_initial_elimination offset): Make the Thumb frame
3024 pointer point to the base of the local variables.
3025 (thumb_expand_prologue): Update accordingly.
3026 (thumb_expand_epilogue): Likewise.
3028 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3029 mode of clobbered scratch to DImode. Handle a case that's known to
3032 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3034 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3035 (gt0<mode>_compare): Delete.
3036 (neg_gt0<mode>): Delete.
3038 2005-08-19 Eric Christopher <echristo@apple.com>
3040 * optabs.h: Change CTI_ to COI_.
3043 2005-08-19 James E Wilson <wilson@specifix.com>
3045 * builtins.c (expand_builtin_return_addr): Set
3046 current_function_accesses_prior_frames when count != 0. Use
3047 frame_pointer_rtx when count == 0.
3048 * function.h (struct function): Add accesses_prior_frames field.
3049 (current_function_accesses_prior_frames): Define.
3050 * reload1.c (init_elim_table): Check
3051 current_function_accesses_prior_frames.
3052 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3054 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3056 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3057 indicator. Return true if the flowgraph changed during
3060 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3063 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3064 conditional expression before testing its value.
3066 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3068 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3070 2005-08-19 Devang Patel <dpatel@apple.com>
3072 PR tree-optimization/23048
3073 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3074 third parameter. Check whether latch is dominated by exit
3076 (if_convertible_loop_p): Supply exit block itself to
3077 if_convertible_bb_p.
3079 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3082 * arm.md (arm_load_pic_register): Change argument to the mask of
3083 saved registers. Call thumb_find_work_register if we need a
3084 scratch register on Thumb.
3085 (arm_expand_prologue): Pass empty register set to
3086 arm_load_pic_register.
3087 (thumb_expand_prologue): Pass live_regs_mask directly to
3088 arm_load_pic_register.
3089 * arm-protos.h (arm_load_pic_register): Update prototype.
3091 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3093 * sh.c (find_sole_member): New function.
3094 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3095 if the record's alignment is larger than the size of its only member.
3097 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3100 * arm.c (thumb_legitimize_reload_address): New function.
3101 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3102 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3104 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3106 * config/crx/crx.c: Implement crx_decompose_address. Reject
3107 symbolic displacements since CRX register relative adressing
3108 mode can't handle unsigned 32-bit values as displacements.
3109 * config/crx/crx.h: Simplify definitions, remove redundant
3110 parenthesis and obsolete macros.
3111 * config/crx/crx.opt: Add new switch for debugging addresses.
3112 * config/crx/crx-protos.h: Add new declarations for above.
3114 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3117 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3120 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3122 * collect2.c (dup2): Delete.
3123 * configure.ac: Don't check for dup2.
3125 * config.in, configure: Regenerate.
3127 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3129 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3130 record with the type of its only member.
3132 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3134 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3135 define_insn_and_split.
3136 (plus_ltu<mode>_compare): Same.
3137 (gtu<mode>_compare): Same.
3138 (plus_gtu<mode>_compare): Same.
3140 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3142 PR tree-optimization/22228
3143 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3145 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3146 are recorded in vect_vnames_to_rename for renaming.
3147 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3148 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3149 in vect_vnames_to_rename.
3150 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3151 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3153 2005-08-18 Jan Hubicka <jh@suse.cz>
3156 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3157 info only for local statics, not for member variables.
3159 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3161 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3163 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3165 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3167 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3170 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3172 2005-08-17 James E Wilson <wilson@specifix.com>
3174 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3177 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3179 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3180 (leu<mode>_compare): Same.
3181 (plus_leu<mode>): Same.
3182 (neg_leu<mode>): Same.
3183 (and_neg_leu<mode): Same.
3184 (ltu<mode>_compare): Same.
3185 (plus_ltu<mode>): Same.
3187 (geu<mode>_compare): Same.
3188 (plus_geu<mode>): Same.
3189 (neg_geu<mode>): Same.
3190 (and_neg_geu<mode>): Same.
3191 (plus_gt<mode>): Same.
3192 (gtu<mode>_compare): Same.
3193 (plus_gtu<mode>): Same.
3195 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3197 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3198 Move call_table_data to end. Delete spurious .text.
3199 (callt_save_all_interrupt): Fix comment typo.
3201 2005-08-17 James E Wilson <wilson@specifix.com>
3202 Kevin Winchester <winchester@amirix.com>
3205 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3207 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3210 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3211 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3213 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3215 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3216 record with the type of its only member if the modes don't match.
3218 * varasm.c (decode_reg_name): Skip empty additional register names.
3220 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3222 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3223 lsm_tmp_name_length): New.
3224 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3225 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3227 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3228 Andreas Krebbel <krebbel1@de.ibm.com>
3230 * config.gcc: Added z9-109 switch.
3231 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3232 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3233 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3234 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3235 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3236 for "z9_109" cpu attribute.
3237 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3238 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3239 (s390_handle_arch_option): Added z9-109 switch.
3240 (override_options): Set respective cost function for z9-109.
3241 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3242 (legitimate_reload_constant_p): Accept extended immediates.
3243 (print_operand): Three new output modifiers added: k, m and o.
3244 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3245 (s390_output_mi_thunk): Use extended immediate when possible.
3246 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3247 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3248 (CONSTRAINT_LEN): Added length of O constraint.
3249 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3250 * config/s390/s390.md ("cpu"): New value z9_109 added.
3251 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3252 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3253 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3254 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3255 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3256 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3257 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3258 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3259 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3260 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3261 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3262 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3263 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3264 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3265 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3267 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3268 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3269 insns for TARGET_EXTIMM.
3271 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3273 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3275 2005-08-17 Nick Clifton <nickc@redhat.com>
3277 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3278 Call default_encode_section_info.
3280 2005-08-17 Steven Bosscher <stevenb@suse.de>
3282 PR tree-optimization/21574
3283 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3284 constant, return CONSTANT.
3285 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3286 (ccp_fold, visit_assignment): Likewise.
3287 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3289 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3291 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3292 fold_buildN instead of buildN then fold_initializer or fold.
3293 (build_unary_op): Likewise.
3294 (build_binary_op): Likewise.
3295 * fold-const.c (fold_initializer): Remove.
3296 (fold_build1_initializer): New function.
3297 (fold_build2_initializer): New function.
3298 (fold_build3_initializer): New function.
3299 * tree.h (fold_initializer): Remove.
3300 (fold_build1_initializer): New function.
3301 (fold_build2_initializer): New function.
3302 (fold_build3_initializer): New function.
3304 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3306 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3307 (try_move_mult_to_index): Call fold_build2 instead of build2.
3308 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3309 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3310 fold_binary_to_constant.
3311 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3313 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3314 check if A == gcd (A, B). Remove TYPE argument.
3315 (analyze_offset) Use fold_build2 instead of fold (build.
3316 (create_data_ref): Likewise.
3317 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3318 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3321 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3323 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3324 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3326 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3329 * gimplify.c (zero_sized_type): New function.
3330 (gimplify_modify_expr_rhs): If we have a zero sized type,
3331 replace the statement with an empty statement.
3333 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3335 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3338 2005-08-16 Ian Lance Taylor <ian@airs.com>
3340 * doc/tm.texi (Label Output): Correct typo.
3342 2005-08-16 Steven Bosscher <stevenb@suse.de>
3345 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3346 force_operand will work later on using have_insn_for.
3348 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3350 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3352 2005-08-16 Ian Lance Taylor <ian@airs.com>
3355 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3356 vector type, don't try to construct it element by element. Add an
3357 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3359 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3361 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3363 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3365 * doc/invoke.texi (Precompiled Headers): Document some more options
3366 which are known to be safe.
3368 2005-08-16 James E Wilson <wilson@specifix.com>
3370 PR tree-optimization/21105
3371 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3372 TREE_OVERFLOW check.
3374 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3376 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3377 (neg_ltu<mode>): Same.
3379 (neg_gtu<mode>): Same.
3381 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3383 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3384 (fold_builtin_isdigit): Use fold_buildN.
3385 (build_function_call_expr): Likewise.
3386 * c-typeck.c (c_finish_loop): Likewise.
3388 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3389 Richard Shann <rshann@superh.com>
3391 PR middle-end/20396:
3392 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3394 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3396 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3398 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3401 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3402 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3405 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3408 * fold-const.c (build_range_check): Disable optimization for function
3409 pointer expressions on targets that require function pointer
3412 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3414 * simplify-rtx.c (simplify_const_relational_operation): When
3415 extracting arguments of a COMPARE, recompute the mode as well.
3417 2005-08-15 Ian Lance Taylor <ian@airs.com>
3419 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3421 2005-08-15 DJ Delorie <dj@redhat.com>
3423 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3425 (movsi_splittable): Allow, but split, moves to the stack.
3426 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3429 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3431 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3432 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3433 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3435 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3436 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3437 Delete HOST_PTR_PRINTF.
3439 * configure, config.in: Regenerate.
3441 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3443 * config/rs6000/rs6000.md (QHSI): New mode macro.
3444 (wd): Extend mode attr for QImode and HImode
3445 (dbits): New mode attr.
3446 (zero_extend<mode>di2): Convert to mode macro.
3448 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3451 * doc/invoke.texi (-mgnu-ld): Update description.
3454 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3457 * Makefile.in (tree-chrec.o): Depends on real.h.
3458 * tree-chrec.c: Include real.h.
3459 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3460 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3461 * tree-scalar-evolution.c (add_to_evolution_1,
3462 interpret_rhs_modify_expr): Ditto.
3464 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3467 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3468 step is negative compute the estimation from init downwards to zero.
3470 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3472 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3474 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3476 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3478 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3479 Accept double-word constants that can be split.
3480 * config/s390/s390.md ("movti"): Use 'P' constraint.
3481 ("*movdi_31", "*movdf_31"): Likewise.
3483 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3485 Fix PR tree-optimization/22615
3487 * tree-ssa-structalias.c (solution_set_add): Handle
3488 first_vi_for_offset returning NULL.
3489 (do_da_constraint): Ditto.
3490 (do_sd_constraint): Ditto.
3491 (do_ds_constraint): Ditto
3492 (find_func_aliases): Ditto.
3493 (build_constraint_graph): RHS is allowed be ANYTHING.
3494 (first_vi_for_offset): Return NULL if we couldn't find anything at
3497 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3499 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3500 over memory as first operand.
3502 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3505 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3506 available for setting it.
3508 2005-08-14 Ira Rosen <irar@il.ibm.com>
3510 PR tree-optimization/23320
3511 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3512 data-refs' types instead of base object nullness. Add check for
3513 pointer type data-refs before first location comparison. Remove
3516 2005-08-14 Andreas Schwab <schwab@suse.de>
3518 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3520 2005-08-13 James E Wilson <wilson@specifix.com>
3522 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3523 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3524 -fstack-protector-all, --param ssp-buffer-size): Document.
3525 (-Wvariadic-macros): Alphabetize.
3526 (-fsched-stalled-insns-dep): Add missing 'f'.
3528 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3531 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3533 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3534 or indirect address operand.
3535 (EXTRA_ADDRESS_CONSTRAINT): New.
3536 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3538 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3540 PR tree-optimization/22236
3541 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3542 successors and predecessors.
3543 * tree-chrec.c (chrec_convert): Before converting, check that
3544 sequences don't wrap.
3545 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3546 (analyze_array): Extern.
3547 (find_data_references_in_loop): Remove call to
3548 compute_estimated_nb_iterations.
3549 * tree-data-ref.h (analyze_array): Declared.
3550 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3551 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3552 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3553 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3555 * tree-ssa-loop-ivcanon.c: Fix documentation.
3556 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3557 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3558 (infer_loop_bounds_from_undefined): New.
3559 (estimate_numbers_of_iterations_loop): Use
3560 infer_loop_bounds_from_undefined.
3561 (used_in_pointer_arithmetic_p): New.
3562 (scev_probably_wraps_p): Pass an extra parameter. Call
3563 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3564 (convert_step): Fix documentation.
3565 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3566 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3567 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3568 scev_probably_wraps_p.
3570 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3572 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3573 (s390_register_info): Ignore clobbered_regs information for fixed
3574 registers, and only fixed registers.
3575 (s390_init_frame_layout): Remove redundant call.
3577 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3579 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3580 description of -Wold-style-casts.
3582 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3583 Jakub Jelinek <jakub@redhat.com>
3585 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3586 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3587 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3588 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3589 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3590 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3591 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3592 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3593 ("stack_protect_set", "stack_protect_test"): New expanders.
3594 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3595 "stack_protect_testdi"): New insn definitions.
3597 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3599 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3601 2005-08-12 Paul Brook <paul@codesourcery.com>
3603 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3605 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3607 * config/s390/predicates.md (setmem_operand): New predicate.
3608 (shift_count_operand): Accept ANDs with special constants as
3610 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3611 with special constants.
3612 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3613 shift_count_operand with setmem_operand.
3615 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3617 * config/s390/s390.c (s390_extract_part, s390_single_part):
3619 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3620 (s390_output_mi_thunk): Don't use lg on 31 bit.
3621 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3622 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3624 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3626 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3627 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3628 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3629 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3630 with one of the new macros.
3632 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3634 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3635 Don't set save_return_addr_p.
3636 (s390_register_info): Make clobbered_regs not depending on
3639 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3641 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3642 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3644 2005-08-11 James E. Wilson <wilson@specifix.com>
3646 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3648 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3650 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3651 locations gathered by var-tracking in single entry loc_list
3652 over loc_descriptor_from_tree.
3654 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3655 pass it down to loc_descriptor.
3656 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3657 (containing_function_has_frame_base): Move earlier in the file.
3658 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3659 instead of always assuming fbreg can't be used.
3661 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3663 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3664 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3665 Accept address wrapped in AND for Altivec.
3666 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3667 Strip AND wrapping offset address for Altivec.
3669 2005-08-11 Richard Henderson <rth@redhat.com>
3672 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3673 before using TYPE_IS_SIZETYPE.
3675 2005-08-11 Richard Henderson <rth@redhat.com>
3678 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3679 insn types not present on ev4.
3680 (alphaev5_insn_pipe): Similarly.
3682 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3685 * arm.c (arm_override_options): If the user has selected callee-super-
3686 interworking, then enable normal interworking.
3688 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3690 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3693 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3695 * doc/rtl.texi: Fix two typos.
3697 2005-08-11 Richard Guenther <rguenther@suse.de>
3700 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3701 cases where we call to/from functions returning void.
3703 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3706 * tree.c (build_pointer_type_for_mode): Robustify.
3708 2005-08-10 James E Wilson <wilson@specifix.com>
3710 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3711 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3713 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3716 2005-08-10 Eric Christopher <echristo@apple.com>
3718 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3719 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3722 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3725 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3726 for the high part when generating dynamic-no-pic code.
3728 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3730 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3731 (x86_64-*-linux*): Likewise.
3733 * config/i386/crtfastmath.c: New file.
3734 * config/i386/t-crtfm: Likewise.
3736 * config/i386/linux.h (ENDFILE_SPEC): New.
3737 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3739 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3742 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3744 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3745 (vec_shl, vec_shr): Document new operations.
3746 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3748 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3750 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3751 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3752 change predicate to indexed_or_indirect_address.
3754 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3756 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3757 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3758 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3759 and __aeabi_uwrite8.
3760 * config/arm/unaligned-funcs.c: New file.
3761 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3763 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3765 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3767 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3768 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3770 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3771 * final.c (pass_shorten_branches): Add dump.
3772 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3773 (pass_life): Rename dump.
3774 (rest_of_handle_flow2): Remove initial verify_flow_info.
3775 * function.c (pass_instantiate_virtual_regs): Add dump.
3776 * integrate.c (pass_initial_value_sets): Add dump.
3777 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3778 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3779 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3780 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3781 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3782 gate_rtl_unrool_and_peel_loops): New.
3783 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3784 rtl_doloop): Do not look at flags.
3785 * mode-switching.c (pass_mode_switching): Add dump.
3786 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3787 pass_split_before_regstack): Add dump.
3788 * regmove.c (pass_stack_adjustments): Add dump.
3789 * tree-optimize.c (pass_fixup_cfg): Add dump.
3791 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3794 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3795 deciding which instruction sequence to use.
3797 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3799 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3800 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3802 2005-08-09 Richard Guenther <rguenther@suse.de>
3804 * c-common.c (builtin_function_2): Remove.
3805 (def_builtin_1): New function.
3806 (c_common_nodes_and_builtins): Use def_builtin_1 to
3807 build builtin functions.
3809 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3811 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3812 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3813 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3816 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3818 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3819 fold_binary instead of fold_build2 since we don't care about the
3821 (loop_niter_by_eval): Likewise.
3822 (compare_trees): Likewise.
3823 (proved_non_wrapping_p): Likewise.
3825 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3829 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3830 if the if is really empty.
3832 2005-08-09 Steven Bosscher <stevenb@suse.de>
3834 PR tree-optimization/23234
3835 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3836 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3837 argument of the new enum.
3838 (execute_cse_reciprocals): Add reciprocals for function arguments
3839 on the unique successor edge of the entry block. Update other calls
3840 to execute_cse_reciprocals_1.
3842 2005-08-08 Richard Henderson <rth@redhat.com>
3845 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3847 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3849 * expr.c (write_complex_part): Return after handling MEM.
3851 2005-08-08 Josh Conner <jconner@apple.com>
3853 PR rtl-optimization/23241
3854 * combine.c (simplify_comparison): Fix error in determining
3855 whether to lift a subreg from comparison.
3857 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3860 * config/rs6000/altivec.md (vec_init<mode>): New.
3861 (vec_set<mode>): New.
3862 (vec_extract<mode>): New.
3863 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3864 (rs6000_expand_vector_set): New.
3865 (rs6000_expand_vector_extract): New.
3866 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3867 for Altivec modes before reload.
3868 (altivec_expand_vec_init_builtin): New.
3869 (get_element_number): New.
3870 (altivec_expand_vec_set_builtin): New.
3871 (altivec_expand_vec_ext_builtin): New.
3872 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3874 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3876 * config/rs6000/rs6000.h (rs6000_builtins): Add
3877 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3878 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3879 * config/rs6000/rs6000-protos.h: Declare new functions.
3881 2005-08-08 Jan Hubicka <jh@suse.cz>
3883 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3884 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3885 * i386.md (movdi*): Use pic_32bit_operand.
3886 * predicates.md (pic_32bit_operand): New.
3888 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3891 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3893 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3895 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3896 (test_for_singularity): Use fold_build2.
3898 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3900 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3902 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3904 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3905 (COMMON_ASM_OP) Define.
3906 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3907 (ix86_encode_section_info): Likewise.
3908 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3909 SUBTARGET_ENCODE_SECTION_INFO.
3911 2005-08-06 Richard Henderson <rth@redhat.com>
3914 * tree-nested.c (convert_local_reference): Save and restore val_only
3915 around component_ref and friends. Clear walk_subtrees by default.
3917 2005-08-06 Peter O'Gorman <peter@pogma.com>
3920 * gcc.c (process_command): Check the argument to -b has a dash.
3921 * doc/invoke.texi: Update -b and -V docs.
3923 2005-08-06 James E Wilson <wilson@specifix.com>
3925 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3927 2005-08-06 Michael Matz <matz@suse.de>
3929 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3930 member only if only one insn is associated with the value.
3932 2005-08-06 Nick Clifton <nickc@redhat.com>
3934 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3936 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3937 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3938 Check symbol flags instead of symbol name mangling.
3939 (xstormy16_asm_output_aligned_common): Likewise. Also
3940 simplify code since the bss100_section cass is the only case
3941 where the below100 code will be triggered.
3942 (xstormy16_encode_section_info): Encode below100 attribute
3943 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3945 (xstormy16_strip_name_encoding): Delete - this function is no
3947 (TARGET_STRIP_NAME_ENCODING): Undefine.
3948 * config/stormy16/stormy16-protos.h: Delete prototype for
3949 xstormy16_strip_name_encoding.
3951 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3953 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3954 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3955 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3956 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3957 config/alpha/predicates.md, config/arc/arc.h,
3958 config/arm/arm.h, config/arm/ieee754-df.S,
3959 config/arm/ieee754-sf.S, config/bfin/bfin.c,
3960 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3961 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3962 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3963 config/m68hc11/m68hc11.h, config/mips/mips.c,
3964 config/mips/mips.h, config/mips/openbsd.h,
3965 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3966 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3967 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3968 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3969 config/sparc/linux.h, config/sparc/linux64.h,
3970 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3971 doc/extend.texi, doc/gcov.texi, doc/install.texi,
3972 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3973 typos. Follow spelling conventions.
3975 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
3978 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3979 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3980 specially. Check for side effects only for COND_EXPR.
3981 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3982 return with TREE_NO_WARNING.
3984 2005-08-06 Richard Sandiford <richard@codesourcery.com>
3986 PR rtl-optimization/23233
3987 * loop.c (combine_movables): Require the modes to be the same.
3988 (move_movables): Remove handling of cases where the replacement
3989 had a different mode to the original.
3991 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
3993 PR tree-optimization/23128
3994 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3995 subtraction wrap, and set TREE_OVERFLOW if they do.
3997 2005-08-05 Richard Henderson <rth@redhat.com>
4000 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4001 FORCED_LABEL labels.
4003 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4006 * reload.c (find_reloads_subreg_address): Pass down TYPE
4007 unchanged. Change all callers except find_reloads_toplev.
4009 2005-08-05 Michael Matz <matz@suse.de>
4011 * genattrtab.c (current_alternative_string): Remove.
4012 (SIMPLIFY_ALTERNATIVE): Ditto.
4013 (attr_alt_bit_p): Ditto.
4014 (alternative_name): Make const char *.
4015 (evaluate_eq_attr): Remove use of above things.
4016 (simplify_test_exp): Ditto.
4017 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4018 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4020 2005-08-04 James E Wilson <wilson@specifix.com>
4022 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4023 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4024 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4025 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4026 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4028 2005-08-04 Richard Henderson <rth@redhat.com>
4031 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4032 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4033 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4034 if we'd have to instantiate too many members.
4036 2005-08-04 Richard Henderson <rth@redhat.com>
4039 * tree-outof-ssa.c (coalesce_asm_operands): New.
4040 (coalesce_ssa_name): Use it. Split out ...
4041 (coalesce_phi_operands, coalesce_result_decls): ... these.
4043 2005-08-04 Paul Brook <paul@codesourcery.com>
4045 * read-rtl.c (read_quoted_string): Break if EOF.
4047 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4049 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4050 (fold_build2): Likewise.
4051 (fold_build3): Likewise.
4052 (fold_build1_stat): New function prototype.
4053 (fold_build2_stat): Likewise.
4054 (fold_build3_stat): Likewise.
4055 * fold-const.c (fold_build1): Rename to ..
4056 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4057 through to build1_stat.
4058 (fold_build2): Rename to ..
4059 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4060 through to build2_stat.
4061 (fold_build3): Rename to ..
4062 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4063 through to build3_stat.
4065 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4066 Ian Lance Taylor <ian@airs.com>
4068 * function.c (assign_stack_local_1): Do not correct stack slot
4069 address if allocation size is smaller than mode size.
4071 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4074 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4075 (tree_merge_blocks): Propagate anything allowed by
4077 Clarify documentation.
4078 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4079 SSA form, schedule an update if necessary.
4081 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4083 * doc/install.texi (Binaries): Remove broken link to
4084 Sinix/Reliant Unix binaries.
4086 2005-08-03 Richard Henderson <rth@redhat.com>
4089 * function.c (stack_protect_epilogue): Export.
4090 * tree.h (stack_protect_epilogue): Declare.
4091 * calls.c (expand_call): Call it.
4093 2005-08-03 Eric Christopher <echristo@apple.com>
4095 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4096 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4099 2005-08-04 Jan Hubicka <jh@suse.cz>
4101 * profile.c (branch_prob): Split edges with goto locus on them
4102 to get proper line counts.
4103 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4105 2005-08-03 Paul Brook <paul@codesourcery.com>
4107 * function.c (assign_parms): Round current_function_args_size
4108 to PARM_BOUNDARY, not STACK_BOUNDARY.
4110 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4112 * config/i386/i386.c (x86_elf_aligned_common)
4113 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4115 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4117 PR tree-optimization/23157
4118 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4119 before emitting them.
4121 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4123 PR tree-optimization/19899
4124 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4125 * tree-scalar-evolution.c: Include real.h.
4126 (add_to_evolution): Build constant -1 of correct type.
4128 2005-08-03 Jan Hubicka <jh@suse.cz>
4130 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4131 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4132 profile updating for complette unrolling.
4133 * loop-unroll.c (peel_loop_completely): Use it.
4134 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4135 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4138 2005-08-03 Paul Brook <paul@codesourcery.com>
4140 * combine.c (can_change_dest_mode): New function.
4141 (try_combine, simplify_set): Use it.
4143 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4145 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4148 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4150 * doc/install.texi (Specific): Adjust link to openavr.org.
4151 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4152 (Binaries): Adjust HP-UX Porting Center link.
4153 (Binaries): Adjust Free Software Foundation ordering link.
4155 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4157 * convert.c (convert_to_integer): Use fold_build1 instead of
4158 build1 when converting an integer to an integer.
4160 2005-08-02 Richard Henderson <rth@redhat.com>
4162 * combine.c (combine_instructions): Don't use reg_equal/equiv
4163 results if the mode doesn't match.
4165 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4167 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4168 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4170 2005-08-02 Richard Henderson <rth@redhat.com>
4173 * explow.c (memory_address): Remove special-case for
4174 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4176 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4179 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4180 number of calls to cleanup_tree_cfg_1.
4182 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4184 * doc/invoke.texi: document file extensions .F90 and .F95
4186 2005-08-02 Richard Guenther <rguenther@suse.de>
4188 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4189 positive if its first argument is positive.
4191 2005-08-02 Richard Guenther <rguenther@suse.de>
4193 PR tree-optimization/23177
4194 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4197 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4199 PR tree-optimization/23129
4200 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4201 varying for divisions with anti-ranges.
4203 2005-08-02 Jan Hubicka <jh@suse.cz>
4205 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4206 * tree-ssa-threadupdate.c (thread_block): Add it here.
4208 2005-08-01 James E Wilson <wilson@specifix.com>
4210 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4211 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4212 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4214 * config/mips/predicates.md (const_call_insn_operand): Add check for
4215 SYMBOL_REF_LONG_CALL_P.
4216 * doc/extend.texi (long_call): Document the new attribute.
4218 2005-08-01 Ian Lance Taylor <ian@airs.com>
4219 Richard Henderson <rth@redhat.com>
4221 * Makefile.in (RTL_BASE_H): Add real.h.
4222 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4224 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4226 * rtl.c (rtl_check_failed_code_mode): New.
4227 * rtl.h (struct rtx_def): Add u.rv.
4228 (XCMWINT, XCNMPRV): New.
4229 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4230 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4232 2005-08-01 Richard Henderson <rth@redhat.com>
4234 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4235 with auto-inc codes.
4237 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4239 2005-08-01 Jan Hubicka <jh@suse.cz>
4241 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4242 * i386.c: Include dwarf2.h
4243 (asm_preferred_eh_data_format): New.
4244 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4246 2005-08-01 Ian Lance Taylor <ian@airs.com>
4248 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4249 randomize_va_space for virtual address randomization control.
4251 2005-08-01 Steven Bosscher <stevenb@suse.de>
4253 * common.opt (flag_ipa_cp): Put in right place to maintain
4256 2005-08-01 Jan Hubicka <jh@suse.cz>
4258 * profile.c (compute_value_histograms): Fix thinko.
4259 * value-prof.c: Include toplev.h
4260 (check_counter): New function.
4261 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4262 tree_mod_subtract_transform): Add sanity check.
4264 2005-08-01 Richard Guenther <rguenther@suse.de>
4266 PR tree-optimization/23133
4267 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4268 current functions parameter decls to find defs to cse
4271 2005-08-01 Richard Guenther <rguenther@suse.de>
4273 PR tree-optimization/23109
4274 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4275 If trapping math is in effect, use post-dominator information
4276 to check if we'd in any case reach a trapping point before
4277 doing the reciprocal insertion.
4278 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4279 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4280 expressions are invariant only if trapping math is not in effect.
4282 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4284 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4285 cgraph_function_versioning): New declarations.
4286 * cgraphunit.c: Add include to ipa-prop.h.
4287 (update_call_expr, cgraph_copy_node_for_versioning,
4288 cgraph_function_versioning): New functions.
4289 * integrate.c (copy_decl_for_inlining): Remove.
4290 * ipa-prop.h (ipa_replace_map): New struct.
4291 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4292 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4293 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4294 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4295 ipcp_iterate_stage, ipcp_method_scale_print,
4296 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4297 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4298 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4299 ipcp_update_bb_counts, ipcp_update_profiling,
4300 ipcp_update_edges_counts): New functions.
4301 (ipcp_method_cval_init): Remove restriction regarding local methods.
4302 (ipcp_init_stage): Add ipcp_method_compute_scale.
4303 (ipcp_insert_stage): Add versioning.
4304 (ipcp_structures_print): Add ipcp_method_scale_print.
4305 (ipcp_driver): Dump profiling info.
4306 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4307 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4308 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4309 (struct inline_data): Add versioning_p, ipa_info, new fields.
4310 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4311 declare_return_variable): Replace calls to copy_decl_for_inlining with
4313 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4315 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4316 Add argument VERSIONING.
4317 (copy_arguments_for_versioning, copy_static_chain,
4318 function_versionable_p, tree_versionable_function_p,
4319 tree_function_versioning, replace_ref_tree): New functions.
4320 * tree-inline.h: Include varray.h.
4321 (tree_versionable_function_p, tree_function_versioning,
4322 tree copy_decl_for_dup): New declarations.
4324 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4326 * ipa-cp.c: New file. Contains IPCP specific functionality.
4327 * ipa-prop.h: New file. Contains structures/definitions that can be
4328 used by several interprocedural data flow optimizations (and also IPCP).
4329 * ipa-prop.c: New file.
4330 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4331 * common.opt: Add ipa-cp flag.
4332 * timevar.def: Add IPCP optimization.
4333 * tree-optimize.c (init_tree_optimization_passes): Schedule
4335 * tree-pass.h (pass_ipa_cp): Declare.
4337 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4339 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4340 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4341 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4342 config/i386/i386.c, config/mips/mips.h,
4343 config/rs6000/rs6000.h, config/sh/sh.c,
4344 config/stormy16/stormy16.c: Fix comment typos.
4346 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4349 * c-typeck.c (build_binary_op): Use common_type wrapper on
4351 (common_type): Update comment.
4353 2005-07-31 Steven Bosscher <stevenb@suse.de>
4356 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4357 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4358 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4360 2005-07-31 Jan Hubicka <jh@suse.cz>
4362 * pretty-print.h (pp_widest_integer): New macro.
4363 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4366 2005-07-31 Jan Hubicka <jh@suse.cz>
4368 * output.h (enum section_category): Export from varasm.c
4369 (categorize_decl_for_section): Likewise.
4370 * varasm.c (enum section_category): Kill.
4371 (categorize_decl_for_section): Make global.
4372 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4374 * i386.c (ix86_section_threshold): New static variable.
4375 (ix86_in_large_data_p, ix86_encode_section_info,
4376 x86_64_elf_unique_section,
4377 x86_64_elf_select_section): New functions.
4378 (TARGET_ENCODE_SECTION_INFO): Define
4379 (override_options): Enable medium model for PIC.
4380 (ix86_expand_prologue): Expand gen_set_got_rex64.
4381 (legitimate_constant_p): Handle new UNSPECs.
4382 (legitimate_pic_address_disp_p): Likewise.
4383 (legitimize_pic_address): Lower MEDIUM model addressing.
4384 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4385 (enum cmodel): Add MEDIUM_PIC.
4386 (SYMBOL_REF_FAR_ADDR_P): New macro.
4387 (SYMBOL_FLAG_FAR_ADDR): New flag.
4388 * i386.md (movdi): Support medium model.
4389 (set_got_rex64): New pattern.
4390 * i386.opt (mlarge-data-threshold): New flag.
4391 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4392 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4393 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4394 TARGET_ASM_UNIQUE_SECTION): New.
4396 * invoke.texi (-mlarge_data_threshold): Document
4398 2005-07-31 Jan Hubicka <jh@suse.cz>
4400 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4401 (coalesce_vars): Likewise.
4402 * tree-ssa-live.c (coalesce_cost): New.
4403 (build_tree_conflict_graph): Use coalesce_cost.
4404 * tree-ssa-live.h (coalesce_cost): Declare.
4406 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4408 * arm.md (all peepholes for post-increment operations): Delete.
4409 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4410 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4411 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4412 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4413 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4415 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4417 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4420 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4423 * doc/invoke.texi: Document -rdynamic.
4425 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4428 * c-parser.c (c_parser_parms_list_declarator): Call
4429 mark_forward_parm_decls.
4430 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4431 decls with visibility structure.
4433 2005-07-30 Paul Brook <paul@codesourcery.com>
4435 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4437 2005-07-30 Paul Brook <paul@codesourcery.com>
4439 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4441 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4443 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4445 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4448 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4449 nested function declarators.
4450 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4451 (grokparms): Call warn_if_shadowing for parameters used within the
4453 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4454 not used within the parameter list.
4455 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4457 2005-07-30 Jan Hubicka <jh@suse.cz>
4459 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4460 * i386.c (ix86_fixup_binary_operands): Likewise.
4461 (ix86_expand_unary_operator): Likewise.
4462 (ix86_expand_fp_absneg_operator): Likewise.
4463 * optabs.c (expand_vec_cond_expr): Validate dest.
4465 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4468 * real.c (real_from_string): Also set last bit if there is a
4469 nonzero hex digit beyond GCC's internal precision after ".".
4471 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4473 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4474 define_constants. Change duplicate values to unassigned numbers.
4475 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4476 (*altivec_vspltsf): New.
4477 (altivec_vperm_v4sf): Delete.
4478 (altivec_vperm_<mode>): Use mode macro V.
4479 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4480 (altivec_predicate_v4sf): Delete.
4481 (altivec_predicate_<mode>): Use mode macro V.
4482 (*altivec_lvesfx): New.
4483 (*altivec_stvesfx): New.
4484 (vec_realign_load_v4sf): Delete.
4485 (vec_realign_load_<mode>): Use mode macro V.
4486 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4489 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4492 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4494 * configure: Regenerated.
4496 2005-07-29 Paul Brook <paul@codesourcery.com>
4498 * doc/install.texi: Add link to GFortran binaries wiki page.
4500 2005-07-29 David Ung <davidu@mips.com>
4502 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4503 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4504 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4505 * config/mips/mips.md (cpu): Add 5kf name.
4506 (includes): Includes 5k.md.
4507 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4508 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4511 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4514 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4515 (cleanup_tree_cfg): ... here.
4516 Call cleanup_tree_cfg_1 until there are no more cleanups to
4519 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4521 * tree-vrp.c (compare_range_with_value): Return true or false
4522 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4523 EQ_EXPR respectively.
4525 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4527 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4530 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4532 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4533 (tree_ssa_dominator_optimize): Increment it.
4534 (dump_dominator_optimization_stats): Print it.
4536 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4537 Steven Bosscher <stevenb@suse.de>
4539 PR rtl-optimization/23117
4540 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4541 when head == tail. Tidy comment.
4543 2005-07-28 Richard Henderson <rth@redhat.com>
4545 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4546 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4547 * jump.c (rtx_renumbered_equal_p): Likewise.
4548 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4549 CONST_INT and CONST_DOUBLE.
4550 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4551 * reload.c (operands_match_p): Special case CONST_INT and
4552 CONST_DOUBLE; check mode earlier.
4554 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4557 * c-typeck.c (convert_for_assignment): Do not check
4558 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4560 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4563 * c-typeck.c (composite_type): Prefer constant size arrays to
4566 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4569 * real.c (real_from_string): Set last bit if there is a nonzero
4570 hex digit beyond GCC's internal precision.
4572 2005-07-28 Richard Henderson <rth@redhat.com>
4575 * cfgcleanup.c (try_forward_edges): Watch out for end of
4578 2005-07-28 James E Wilson <wilson@specifixinc.com>
4581 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4583 2005-07-28 Jan Hubicka <jh@suse.cz>
4585 * Makefile.in (rtl-profile.o): Kill all traces of it.
4586 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4587 * coverage.h (rtl_coverage_counter_ref): Kill.
4588 * opts.c (flag_speculative_prefetching_set): Kill.
4589 (flag_loop_optimize_set): New.
4590 (common_handle_option): Disable loop optimizer when profiling;
4591 do not handle speculative prefetching.
4592 * passes.c (init_optimization_passes): Replace pass_profiling combo
4593 by branch_prob pass.
4594 * profile.c (compute_value_histograms): Update for simplified value
4596 (rtl_register_profile_hooks): Kill.
4597 (pass_profiling): Kill.
4598 (rest_of_handle_branch_prob): Do not profile.
4599 * toplev.c (process_options): Remove speculative prefetching.
4600 * toplev.h (flag_tree_based_profiling): Kill.
4601 * tree-profile.c (prepare_instrumented_value,
4602 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4603 tree_gen_one_value_profiler, do_tree_profiling): Update for
4604 simplified datastructures.
4605 * value-prof.c: Add comment that speculative prefetching was dropped;
4606 update rest of file for simplified datastructures.
4607 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4608 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4609 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4610 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4611 rtl_mod_subtract, gen_speculative_prefetch,
4612 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4613 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4614 (gate_handle_value_profile_transformations,
4615 rest_of_handle_value_profile_transformations,
4616 pass_value_profile_transformations): Kill.
4617 * value-prof.h (histogram_value_t): Remove IL based unions.
4618 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4619 rtl_profile_hooks): Remove hooks.
4621 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4623 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4624 (cgraph_clone_node): Likewise.
4625 * cgraph.h (cgraph_clone_edge): Update prototype.
4626 (cgraph_clone_node): Likewise.
4627 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4629 (lookup_recursive_calls): Consider profile.
4630 (cgraph_decide_recursive_inlining): Fix updating; use new
4631 probability argument; use profile.
4632 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4633 * tree-inline.c (copy_bb): Update clal of clone_edge.
4634 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4636 * invoke.texi (min-inline-recursive-probability): Document.
4638 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4640 * doc/install.texi (Configuration): Update Valgrind homepage.
4642 2005-07-28 Richard Henderson <rth@redhat.com>
4645 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4646 labels we want to delete.
4647 (cfg_layout_merge_blocks): Likewise.
4649 2005-07-28 Richard Henderson <rth@redhat.com>
4652 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4653 when expanding to nothing.
4655 2005-07-28 Josh Conner <jconner@apple.com>
4657 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4658 (cgraph_decide_inlining_of_small_functions): Likewise.
4660 2005-07-28 Josh Conner <jconner@apple.com>
4662 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4663 direction of badness if negative.
4664 (cgraph_default_inline_p): Add reason to parameters, and assign it
4666 (cgraph_decide_inlining_of_small_functions): New parameter in call
4667 to cgraph_default_inline_p.
4668 (cgraph_decide_inlining_incrementally): Likewise.
4669 * cgraphunit.c (decide_is_function_needed): Likewise.
4670 * cgraph.h (cgraph_default_inline_p): Likewise.
4672 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4674 * builtins.c: Fix comment typo(s).
4675 * genautomata.c: Likewise.
4676 * gimplify.c: Likewise.
4677 * tree-dfa.c: Likewise.
4678 * tree-flow-inline.h: Likewise.
4679 * tree-into-ssa.c: Likewise.
4680 * tree-ssa-alias.c: Likewise.
4681 * tree-ssa-ccp.c: Likewise.
4682 * tree-ssa-copy.c: Likewise.
4683 * tree-ssa-dce.c: Likewise.
4684 * tree-ssa-dom.c: Likewise.
4685 * tree-ssa-operands.c: Likewise.
4686 * tree-tailcall.c: Likewise.
4687 * tree-vectorizer.c: Likewise.
4688 * tree-vrp.c: Likewise.
4691 2005-07-28 Jeff Law <law@redhat.com>
4693 * tree-vrp.c (test_for_singularity): Extracted from ...
4694 (simplify_cond_using_ranges): Attempt to simplify a relational
4695 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4697 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4699 PR tree-optimization/22506
4700 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4701 phis whose argument is constant.
4703 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4705 PR rtl-optimization/18992
4706 Back out this patch:
4707 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4708 PR optimization/12142
4709 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4710 uses of the register in the SET_SRC. Remove unnecessary argument.
4712 Replace it with this:
4713 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4714 if flag_non_call_exceptions is set and the insn may trap, pass
4715 pc_rtx as dest for recursion.
4716 In SET_SRC part of SET case, if dest is already set, pass it down
4719 2005-07-28 Jan Hubicka <jh@suse.cz>
4721 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4722 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4723 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4725 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4726 profile when available.
4728 2005-07-28 Jan Beulich <jbeulich@novell.com>
4730 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4731 (ia64_print_operand): Describe and handle 'X'.
4732 (ia64_register_move_cost): Also handle FP_REGS.
4733 (ia64_preferred_reload_class): Likewise.
4734 (ia64_secondary_reload_class): Likewise.
4735 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4736 it. Also check for ITANIUM_CLASS_FLDP.
4737 * config/ia64/ia64.h (FP_REGNO_P): New.
4738 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4739 (reg_class): Add FP_REGS.
4740 (REG_CLASS_NAMES): Adjust for it.
4741 (REG_CLASS_CONTENTS): Likewise.
4742 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4743 (REG_CLASS_FROM_LETTER): Handle 'x'.
4744 (CLASS_MAX_NREGS): Handle FP_REGS.
4745 (MEMORY_MOVE_COST): Likewise.
4746 * config/ia64/ia64.md (itanium_class): Add fldp.
4747 (type): Handle fldp.
4748 (movti_internal): More allowable operand combinations. Use ldfp8 when
4749 splitting unnecessary. Remove predicable attribute. Adjust
4750 itanium_class attribute.
4751 (smuldi3_highpart): Remove outdated comment.
4752 (mulditi3, umulditi3, rotlti3): New expanders.
4753 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4754 (absti2): Disabled new insn for future reference.
4755 Respective new splitters.
4756 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4757 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4758 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4760 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4762 PR rtl-optimization/23047
4763 * simplify-rtx.c (simplify_const_relational_operation): Respect
4764 flag_wrapv for comparisons with ABS.
4766 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4768 PR tree-optimization/22493
4769 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4770 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4772 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4774 * config/frv/frv.opt (moptimize-membar): New.
4776 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4778 * config/frv/frv.h: Remove machine_function definition.
4780 * config/frv/frv.c (struct frv_io): New.
4781 (struct machine_function): Moved from frv.h. Add has_membar_p.
4782 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4783 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4784 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4785 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4786 (frv_reorg): Call frv_optimize_membar when appropriate.
4787 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4788 (frv_expand_builtin): Adjust calls accordingly.
4789 (frv_io_address_cookie): New function.
4790 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4791 load or store rather than a special insn. Add ccnstant address and
4792 io-type operands to the membar.
4793 (frv_ifcvt_modify_tests): Unsign regno.
4794 (frv_ifcvt_modify_tests): Same.
4796 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4797 UNSPEC_OPTIONAL_MEMBAR constant.
4798 (builtin_read_<mode>): Delete.
4799 (builtin_write_<mode>): Delete.
4800 ("optional_membar_<mode>"): Add operand.
4802 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4803 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4804 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4805 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4806 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4807 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4808 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4809 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4810 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4812 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4814 * df.c (df_uses_record): Handle SCRATCH.
4816 2005-07-28 Steven Bosscher <stevenb@suse.de>
4819 * passes.c (rest_of_decl_compilation): If decl is a type and
4820 we have encountered errors, don't emit debug information.
4822 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4824 * params.def: Fixed comment.
4826 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4829 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4830 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4831 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4833 2005-07-27 Steven Bosscher <stevenb@suse.de>
4836 * varasm.c (assemble_start_function): Don't do anything that may
4837 require a CFG if the current function is a thunk.
4839 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4841 * doc/install.texi (Prerequisites): Mention that perl is needed
4842 to do export control in libstdc++ targetting Darwin.
4844 2005-07-27 Steven Bosscher <stevenb@suse.de>
4846 PR rtl-optimization/17808
4847 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4848 (sched_insns_conditions_mutex_p): Split out from...
4849 (add_dependence): ...here. But don't call it from here.
4850 (add_dependence_list): Check sched_insns_conditions_mutex_p
4851 before calling add_dependence.
4852 (add_dependence_list_and_free): Likewise.
4853 (fixup_sched_groups): Likewise.
4854 (sched_analyze_1): Likewise.
4855 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4856 (sched_analyze): Likewise.
4857 (sched_analyze_insn): Likewise.
4858 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4859 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4860 dependencies on all COND_EXEC insns to jumps ending basic blocks
4861 when doing intrablock scheduling.
4862 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4864 2005-07-27 Jeff Law <law@redhat.com>
4866 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4867 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4868 equivalency sets, correctly handle the case were vr0 has an
4869 equivalency set, but vr1 does not.
4871 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4873 PR tree-optimization/23073
4874 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4875 vect_print_dump_info before fprintf.
4877 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4879 PR tree-optimize/22348
4880 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4881 Fold the partial computation.
4883 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4885 PR tree-optimization/22325
4886 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4888 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4890 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4891 (force_var_cost): ... this function.
4892 (compute_phi_arg_on_exit): Export.
4894 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4896 PR tree-optimization/20773
4897 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4900 2005-07-27 Richard Guenther <rguenther@suse.de>
4902 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4903 Avoid pushing again if current struct contains only
4904 fields we decomposed.
4906 2005-07-27 Jan Hubicka <jh@suse.cz>
4908 PR tree-optimization/22574
4909 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4912 * tree-tailcall.c (decrease_profile): New function.
4913 (eliminate_tail_call): Use it.
4915 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4916 visibility flags correctly in whole program mode.
4918 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4920 PR rtl-optimization/22472
4921 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4923 2005-07-26 Steven Bosscher <stevenb@suse.de>
4925 PR tree-optimization/22504
4926 * tree-complex.c (expand_complex_addition): Use 'code' instead
4927 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4929 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4931 * config.gcc (cpu_type): Add frv case.
4932 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4933 (supported_defaults): Add fr550 case.
4935 2005-07-26 Diego Novillo <dnovillo@redhat.com>
4938 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4939 whether a pointer of type T * may point to objects of type T *.
4941 2005-07-26 DJ Delorie <dj@redhat.com>
4943 * configure: Regenerate.
4945 2005-07-26 Dale Johannesen <dalej@apple.com>
4947 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
4949 2005-07-26 Mark Mitchell <mark@codesourcery.com>
4951 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4952 Clarify use of "build" in name.
4954 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
4956 * doc/extend.texi (Raw read/write Functions): New section.
4957 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4958 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4959 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4960 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4961 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4962 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4963 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4964 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4965 * config/frv/frv.c: Add bdesc_loads global.
4966 Add bdesc_stores global.
4967 (frv_init_builtins): Add support for __builtin_{read/write}*.
4968 (frv_volatile_memref): New.
4969 (frv_expand_load_builtin): New.
4970 (frv_expand_store_builtin): New.
4971 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4972 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4973 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4974 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4975 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4976 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4977 (builtin_read_<mode>): New.
4978 (builtin_write_<mode>): New.
4979 (builtin_write64): New.
4980 (optional_membar_<mode>): New.
4982 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
4984 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4985 (rather than units) against HOST_BITS_PER_WIDE_INT.
4987 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
4989 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4990 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4991 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4992 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4995 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4996 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4997 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4999 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5001 2005-07-26 Richard Guenther <rguenther@suse.de>
5003 PR tree-optimization/22486
5004 * fold-const.c (fold_unary): Fold away useless component
5005 references of the form (T *)&T.x, if the address
5008 2005-07-25 James E Wilson <wilson@specifixinc.com>
5010 * dwarf2out.c (add_call_src_coords_attributes): New.
5011 (gen_inlined_subroutine_die): Call it.
5012 (maybe_emit_file, init_file_table): Add comments.
5013 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5015 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5016 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5017 * tree.h (BLOCK_SOURCE_LOCATION): New.
5018 (struct tree_block): New field locus.
5020 2005-07-26 Andreas Schwab <schwab@suse.de>
5022 PR rtl-optimization/23043
5023 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5024 when allocating a struct unoccr.
5026 2005-07-25 Richard Henderson <rth@redhat.com>
5029 * tree-complex.c (gate_no_optimization): True if errors.
5030 * Makefile.in (tree-complex.o): Update dependencies.
5032 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5034 * config/frv/predicates.md (integer_register_operand): Use
5037 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5040 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5042 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5044 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5046 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5047 types when flag_unsafe_math_optimizations is true.
5049 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5051 * gcc.c (option_map): Add --sysroot.
5052 (process_command): Handle --sysroot.
5053 (display_help): Document it.
5054 * doc/cppopts.tex (-isysroot): Document.
5055 * doc/invoke.texi (--sysroot): Document.
5056 * doc/install.texi (--with-build-sysroot): Document.
5058 * Makefile.in (inhibit_libc): New variable.
5059 (INHIBIT_LIBC_CFLAGS): Likewise.
5060 (LIBGCC2_CFLAGS): Include
5061 $(INHIBIT_LIBC_CFLAGS).
5062 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5063 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5064 ($(T)crtend.o): Likewise.
5065 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5066 ($(T)crtendS.o): Likewise.
5067 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5068 ($(T)crtendT.o): Likewise.
5069 (stmp-fixinc): Do not complain about missing headers if
5071 * configure.ac (inhibit_libc): Set it to true/false.
5072 (--with-build-sysroot): New option. Use it to set
5074 * configure: Regenerated.
5076 2005-07-25 Manfred Hollstein <mh@suse.com>
5078 * calls.c (store_one_arg): Fix unsigned comparison warning.
5080 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5083 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5084 (ggc_print_statistics): Initialize variable before use.
5086 2005-07-25 Richard Guenther <rguenther@suse.de>
5088 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5089 calling with a PHI_NODE argument.
5091 * tree-flow-inline.h (overlap_subvar): Protect against
5094 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5096 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5097 * configure: Regenerate.
5099 2005-07-25 Ira Rosen <irar@il.ibm.com>
5101 * expr.c (highest_pow2_factor): Make extern.
5102 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5103 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5104 record_array_differ_p, array_ptr_differ_p): Likewise.
5105 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5106 additional cases. Call the above functions.
5107 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5108 base_object_differ_p when there are two base objects. Otherwise, compare
5109 base address and offset. Call may_alias_p.
5110 (dump_data_reference): Use a correct field name.
5111 (analyze_array): Make static. Initialize new data-ref fields.
5112 (analyze_indirect_ref): New function.
5113 (init_data_ref): Initialize new data-ref fields.
5114 (strip_conversion): Moved from tree-vect-analyze.c.
5115 (analyze_offset_expr, get_ptr_offset, address_analysis,
5116 object_analysis): Likewise.
5117 (analyze_offset): New function.
5118 (create_data_ref): Likewise.
5119 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5120 dimensions for ARRAY_REFs only.
5121 (build_classic_dist_vector): Make static.
5122 (access_functions_are_affine_or_constant_p): Call macro to get the
5123 address of access functions.
5124 (compute_all_dependences): Add new parameter
5125 compute_self_and_read_read_dependences. Compute self and read-read
5126 dependences if it is true.
5127 (find_data_references_in_loop): Call create_data_ref. Initialize new
5129 (compute_data_dependences_for_loop): Add new parameter
5130 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5131 compute nb_loops. Call compute_all_dependences,
5132 build_classic_dist_vector and build_classic_dir_vector with correct
5134 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5135 with correct parameters. Compare dimensions for ARRAY_REFs only.
5136 (free_data_refs): Call macro to free access functions.
5137 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5138 fields from stmt_vinfo.
5139 (struct base_object_info): New structure.
5140 (struct data_reference): Move fields to base_object_info. Add fields
5141 first_location and object_info for above structures. Move fields from
5142 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5143 aligned_to. Add macros to access the new fields.
5144 Update functions declarations.
5145 * tree-flow.h (is_aliased_with): Declare.
5146 * tree-loop-linear.c (linear_transform_loops): Call
5147 compute_data_dependences_for_loop with correct parameters.
5148 * tree-ssa-alias.c (is_aliased_with): New function.
5149 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5150 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5151 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5152 vect_base_addr_differ_p, compute_subscript_distance and
5153 build_classic_dist_vector. Add printings. Check absolute value of
5155 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5157 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5158 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5159 to bytes. Add printing.
5160 (vect_compute_data_refs_alignment): Go through loads and stores in one
5162 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5163 vect_analyze_data_ref_access): Likewise.
5164 (vect_analyze_pointer_ref_access): Remove.
5165 (vect_address_analysis, vect_object_analysis): Likewise.
5166 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5167 and analyze data-refs in the loop.
5168 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5169 fields of data-ref instead of stmt. Add init to the offset from the
5171 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5172 (vect_update_init_of_dr): Likewise.
5173 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5174 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5176 (new_loop_vec_info): Initialize new fields.
5177 (destroy_loop_vec_info): Free new fields.
5178 (vect_strip_conversion): Remove.
5179 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5180 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5181 datarefs. Add new field ddrs.
5182 Add macros for the new fields access.
5183 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5184 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5185 Remove their macros.
5186 * tree.h (highest_pow2_factor): Declare.
5188 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5190 * calls.c (store_one_arg): Check for sibling call MEM arguments
5191 from already clobbered incoming argument area.
5193 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5195 * c-common.c (check_missing_format_attribute): New.
5196 * c-common.h (check_missing_format_attribute): Likewise.
5197 * c-typeck.c (convert_for_assignment): Use it.
5199 2005-07-24 Andreas Schwab <schwab@suse.de>
5201 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5202 register use a word move. Correct operand of ext.w in 68000 code.
5204 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5206 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5207 variables as declarations, rather than definitions.
5209 2005-07-24 Ira Rosen <irar@il.ibm.com>
5211 PR tree-optimization/22526
5212 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5215 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5217 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5218 that C99 reserve for future use. Use it to define clog10,
5219 clog10f and clog10l.
5221 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5223 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5224 * configure.ac: Check for -Wmissing-format-attribute.
5226 * configure: Regenerate.
5228 2005-07-23 Richard Henderson <rth@redhat.com>
5230 PR tree-optimization/22623
5231 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5233 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5236 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5238 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5240 * Makefile.in (C_TREE_H): Update dependencies.
5241 * c-tree.h: Include toplev.h.
5242 * diagnostic.h (diagnostic_set_info): Add format attribute.
5243 * rtl-error.c (diagnostic_for_asm): Likewise.
5245 2005-07-23 Chao-ying Fu <fu@mips.com>
5247 * config/mips/mips-dsp.md: New file.
5248 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5249 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5251 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5252 MIPS_BUILTIN_BPOSGE32.
5253 (mips_expand_builtin_direct): Add one parameter to indicate that
5254 builtin functions need to return a value.
5255 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5257 (mips_regno_to_class): Add classes for 12 new DSP registers.
5258 (mips_subword): Change to check four HI registers.
5259 (mips_output_move): Output move to and from 6 new DSP accumulators.
5260 (override_options): Make sure -mdsp and -mips16 are not used together.
5261 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5263 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5265 (print_operand): Add 'q' for printing DSP accumulators.
5266 (mips_cannot_change_mode_class): Check ACC_REGS.
5267 (mips_secondary_reload_class): Check ACC_REGS.
5268 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5269 (mips_register_move_cost): Check ACC_REGS.
5270 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5271 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5272 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5273 (dsp_bdesc): New array.
5274 (bdesc_arrays): Add DSP builtin function table.
5275 (mips_prepare_builtin_arg): Check predicate again after
5277 (mips_expand_builtin): Add one more parameter to
5278 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5279 MIPS_BUILTIN_BPOSGE32.
5280 (mips_init_builtins): Initialize new function types.
5281 (mips_expand_builtin_direct): Check if builtin functions need to
5282 return a value and pass operands properly.
5283 (mips_expand_builtin_bposge): New function.
5284 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5285 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5286 (FIRST_PSEUDO_REGISTER): Increase to 188.
5287 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5288 Update for 12 new DSP registers.
5289 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5290 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5291 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5292 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5293 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5294 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5295 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5296 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5297 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5298 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5299 (REGISTER_NAMES): Add names for 12 new DSP registers.
5300 * config/mips/mips.md: Include mips-dsp.md.
5301 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5302 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5303 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5304 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5305 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5306 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5307 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5308 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5309 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5310 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5311 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5312 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5313 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5314 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5315 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5316 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5317 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5318 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5319 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5320 (UNSPEC_RDDSP): New constants.
5321 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5322 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5324 * config/mips/mips.opt (-mdsp): New option.
5325 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5326 (reg_imm10_operand): New predicates.
5327 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5328 * doc/invoke.texi (-mdsp): Document new option.
5330 2005-07-22 DJ Delorie <dj@redhat.com>
5332 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5334 * tree-inline.c (inlinable_function_p): Likewise.
5336 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5339 * toplev.c (check_global_declarations): Do not mark undefined
5340 variables as DECL_IGNORED_P.
5341 * varasm.c (first_global_object_name): GTY it.
5342 (weak_global_object_name): Likewise.
5343 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5344 a string to go into {weak,first}_global_object_name.
5346 2005-07-22 DJ Delorie <dj@redhat.com>
5348 * c-format.c (check_function_format): Change warning control
5349 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5351 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5353 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5354 &PTR->FLD a dereference of PTR.
5355 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5356 a potential dereference of PTR.
5358 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5360 PR rtl-optimization/20370
5361 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5362 call allocate_reg_info if necessary.
5364 PR rtl-optimization/21848
5365 * calls.c (emit_library_call_value_1): For const functions, add
5366 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5368 PR rtl-optimization/22445
5369 * cselib.c (target.h): Include.
5370 (rtx_equal_for_cselib_p): Allow commutative matches.
5371 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5372 Remove MODE parameter. Changed all callers.
5374 PR rtl-optimization/22258
5375 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5377 (try_combine): Use likely_spilled_retval_p.
5379 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5381 * config.gcc: Add crx-elf support.
5383 * doc/contrib.texi: Mention crx.
5384 * doc/extend.texi: Document crx extensions.
5385 * doc/install.texi: Document crx install.
5386 * doc/invoke.texi: Document crx options.
5387 * doc/md.texi: Document crx constraints.
5389 * config/crx/crx-protos.h: New file.
5390 * config/crx/crx.c: New file.
5391 * config/crx/crx.h: New file.
5392 * config/crx/crx.md: New file.
5393 * config/crx/crx.opt: New file.
5394 * config/crx/t-crx: New file.
5396 2005-07-22 Manfred Hollstein <mh@suse.com>
5398 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5400 (int_add_graph_edge): Likewise.
5401 (collapse_nodes): Likewise.
5402 (process_unification_queue): Likewise.
5404 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5405 Laurent GUERBY <laurent@guerby.net>
5407 PR tree-optimization/22336
5408 * function.c (record_block_change): Check for
5409 cfun->ib_boundaries_block.
5411 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5413 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5414 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5416 2005-07-21 DJ Delorie <dj@redhat.com>
5418 * toplev.c (warn_deprecated_use): Add warning control to warning
5420 * c-typeck.c (parser_build_binary_op): Likewise.
5421 (c_finish_if_stmt): Likewise.
5422 * c-common.c (check_function_sentinel): Likewise.
5423 (check_nonnull_arg): Likewise.
5425 2005-07-21 Richard Henderson <rth@redhat.com>
5428 * tree-complex.c (complex_ssa_name_components): New.
5429 (cvc_lookup): Allow entry not found.
5430 (create_components): Remove.
5431 (create_one_component_var, get_component_var): New.
5432 (get_component_ssa_name, set_component_ssa_name): New.
5433 (extract_component): Use get_component_ssa_name.
5434 (update_complex_components): Use set_component_ssa_name.
5435 (update_complex_components_on_edge): Likewise.
5436 (update_phi_components): Create new PHI nodes directly, instead
5437 of adding insns to edges.
5438 (tree_lower_complex): Allocate and free complex_variable_components
5439 and complex_ssa_name_components here.
5441 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5443 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5444 revert to returning false.
5446 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5449 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5451 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5454 * config/i386/i386.md (cmpxf): Change operand constraints
5455 to "nonmemory_operand".
5457 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5459 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5461 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5464 * fold-const.c (fold_build1): Add checksum for the operands.
5465 (fold_build2): Likewise.
5466 (fold_build3): Likewise.
5468 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5471 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5473 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5475 * common.opt (-fforward-propagate): Committed by mistake,
5478 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5480 * reg-stack.c: Fix comment typo(s).
5481 * tree-ssa-operands.c: Likewise.
5482 * tree-vectorizer: Likewise.
5484 2005-07-21 Nick Clifton <nickc@redhat.com>
5486 * config/sh/symbian.c: Replace C++ style line comments with C
5487 style line comments.
5488 (symbian_add_attribute): Do not use a ? operator on the LHS of
5490 (sh_symbian_handle_dll_attribute): Change the type of the
5491 method vector to "VEC(tree,gc)*" and use vector accessor
5492 macros to walk over the elements.
5493 (symbian_export_vtable_and_rtti_p): Likewise.
5494 (symbian_class_needs_attribute_p): Likewise.
5496 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5499 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5500 initialize targetm.resolve_overloaded_builtin here.
5501 (altivec_expand_overloaded_builtin): Make it non-static.
5502 * config/rs6000/rs6000-protos.h
5503 (altivec_expand_overloaded_builtin): New prototype.
5504 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5505 targetm.resolve_overloaded_builtin here.
5506 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5508 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5509 Zdenek Dvorak <dvorakz@suse.cz>
5511 PR tree-optimization/19210
5512 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5514 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5515 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5516 rely on unproven assumptions.
5517 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5518 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5519 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5520 to number_of_iterations_exit.
5521 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5522 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5523 * tree-ssa-loop-niter.c (find_loop_niter,
5524 estimate_numbers_of_iterations_loop): Likewise.
5525 (number_of_iterations_exit): Honor the new options.
5526 * doc/invoke.texi (Wunsafe-loop-optimizations,
5527 funsafe-loop-optimizations): Document them.
5529 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5531 PR rtl-optimization/22167
5532 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5534 2005-07-20 Adam Nemet <anemet@lnxw.com>
5536 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5537 __do_global_dtors_aux longcall.
5539 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5541 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5542 (old_special_pred_table): Don't reference
5543 SPECIAL_MODE_PREDICATES.
5544 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5545 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5546 * config/sh/predicates.h: Don't mention
5547 SPECIAL_MODE_PREDICATES.
5548 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5551 2005-07-20 DJ Delorie <dj@redhat.com>
5553 * config.gcc: Add m32c-elf support.
5555 * doc/contrib.texi: Mention m32c.
5556 * doc/extend.texi: Document m32c extensions.
5557 * doc/install.texi: Mention m32c.
5558 * doc/invoke.texi: Document m32c options.
5559 * doc/md.texi: Document m32c constraints.
5561 * config/m32c/addsub.md: New file.
5562 * config/m32c/bitops.md: New file.
5563 * config/m32c/cond.md: New file.
5564 * config/m32c/jump.md: New file.
5565 * config/m32c/m32c-lib1.S: New file.
5566 * config/m32c/m32c-lib2.c: New file.
5567 * config/m32c/m32c-modes.def: New file.
5568 * config/m32c/m32c-pragma.c: New file.
5569 * config/m32c/m32c-protos.h: New file.
5570 * config/m32c/m32c.abi: New file.
5571 * config/m32c/m32c.c: New file.
5572 * config/m32c/m32c.h: New file.
5573 * config/m32c/m32c.md: New file.
5574 * config/m32c/m32c.opt: New file.
5575 * config/m32c/minmax.md: New file.
5576 * config/m32c/mov.md: New file.
5577 * config/m32c/muldiv.md: New file.
5578 * config/m32c/predicates.md: New file.
5579 * config/m32c/prologue.md: New file.
5580 * config/m32c/shift.md: New file.
5581 * config/m32c/t-m32c: New file.
5583 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5585 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5586 (stack_protect_set, stack_protect_test): New expanders.
5587 (stack_protect_set_si, stack_protect_set_si_media,
5588 stack_protect_set_di_media, stack_protect_test_si,
5589 stack_protect_test_si_media, stack_protect_test_di_media):
5592 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5594 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5596 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5598 * tree.h (tree_expr_nonzero_p): Export.
5599 * fold-const.c (tree_expr_nonzero_p): Likewise.
5600 Return true for CALL_EXPRs that are alloca calls.
5601 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5603 * tree-flow.h (expr_computes_nonzero): Remove.
5604 * tree-vrp.c (expr_computes_nonzero): Remove.
5605 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5606 (extract_range_from_unary_expr): Likewise.
5607 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5608 tree_expr_nonzero_p.
5610 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5612 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5613 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5614 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5615 All callers changed.
5616 (frame_related_constant_load): New arg "related" which controls
5617 setting of RTX_FRAME_RELATED_P. All callers changed.
5618 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5619 (bfin_expand_prologue): Add stack limit checking.
5620 * config/bfin/bfin.md (trapifcc): New pattern.
5622 * config/bfin/bfin.c: Include "langhooks.h".
5623 (def_builtin): Go through lang_hooks to call builtin_function.
5625 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5626 * config/bfin/predicates.md (symbol_ref_operand): New.
5627 (call_insn_operand): Delete. All callers changed to use
5628 register_no_elim_operand.
5629 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5631 (function_arg): Use it to generate the call's operand 2.
5632 (bfin_longcall_p): New function.
5633 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5634 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5635 determine if the address needs to be in a REG.
5636 (bfin_handle_longcall_attribute): New function.
5637 (bfin_attribute_table): Add "longcall" and "shortcall".
5638 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5639 (CUMULATIVE_ARGS): New member call_cookie.
5640 (PREDICATE_CODES): Add symbol_ref_operand.
5641 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5642 extra USE to the pattern.
5643 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5644 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5645 sibcall_value_insn; now the new patterns handle direct calls and the
5646 old ones indirect calls.
5647 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5649 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5651 * doc/trouble.texi: Update section on handling of empty loops.
5653 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5655 * config.gcc: Remove support for sparc-*-openbsd*,
5656 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5658 * config.host: Remove support for i860-*-sysv4* as a host.
5659 * config/i860/*, config/ip2k/*, config/ns32k/*,
5660 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5661 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5662 mention obsolete ports.
5664 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5666 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5668 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5669 of frame_pointer_rtx.
5670 (sh_expand_epilogue): Likewise.
5671 (sh_set_return_address): Likewise.
5672 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5673 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5674 offsets from FRAME_POINTER_REGNUM.
5675 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5676 (sh_register_names): Add initializer for sfp.
5677 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5678 (VALID_REGISTER_P): Likewise.
5679 (FIRST_PSEUDO_REGISTER): Update.
5680 (DWARF_FRAME_REGISTERS): Define.
5681 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5682 (HARD_FRAME_POINTER_REGNUM): Define.
5683 (FRAME_POINTER_REGNUM): Redefine.
5684 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5685 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5686 from FRAME_POINTER_REGNUM.
5687 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5688 FRAME_POINTER_REGNUM.
5689 (REG_CLASS_CONTENTS): Add sfp.
5690 (REG_ALLOC_ORDER): Likewise.
5691 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5692 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5693 of frame_pointer_rtx.
5694 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5696 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5698 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5699 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5700 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5702 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5705 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5707 Make CONSTRUCTOR use VEC to store initializers.
5708 * c-common.c (complete_array_type): Update to cope with VEC in
5710 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5711 (pp_c_constructor_elts): New function.
5712 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5713 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5714 struct constructor_stack, struct initializer_stack,
5715 constructor_elements, push_init_level, pop_init_level,
5716 add_pending_init, find_init_member, output_init_element): Update to
5717 cope with VEC in CONSTRUCTOR_ELTS.
5718 * coverage.c (build_fn_info_value, build_ctr_info_value,
5719 build_gcov_info): Likewise.
5720 * expr.c (categorize_ctor_elements_1, store_constructor,
5721 expand_expr_real_1): Likewise.
5722 * fold-const.c (fold_ternary): Likewise.
5723 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5724 gimplify_init_constructor, gimplify_expr): Likewise.
5725 * tree-dump.c (dequeue_and_dump): Likewise.
5726 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5728 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5730 * tree-sra.c (generate_element_init_1): Likewise.
5731 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5732 * tree-ssa-operands.c (get_expr_operands): Likewise.
5733 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5734 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5735 (get_initial_def_for_reduction): Likewise.
5736 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5737 value handle in annotations.
5738 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5739 tree_node_structure): Add support for constr_kind.
5740 (build_vector_from_ctor, build_constructor_single,
5741 build_constructor_from_list): New functions.
5742 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5743 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5744 Update to cope with VEC in CONSTRUCTOR_ELTS.
5745 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5746 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5747 CONSTRUCTOR_APPEND_ELT): New macros.
5748 (struct constructor_elt, struct tree_constructor): New data types.
5749 (union tree_node): Add tree_constructor field.
5750 * treestruct.def: Define TS_CONSTRUCTOR.
5751 * varasm.c (const_hash_1, compare_constant, copy_constant,
5752 compute_reloc_for_constant, output_addressed_constants,
5753 initializer_constant_valid_p, output_constant,
5754 array_size_for_constructor, output_constructor): Update to cope with
5755 VEC in CONSTRUCTOR_ELTS.
5756 * vec.h (VEC_empty, VEC_copy): New macros.
5758 2005-07-19 Devang Patel <dpatel@apple.com>
5760 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5762 2005-07-19 Richard Henderson <rth@redhat.com>
5765 * gimplify.c (gimplify_expr): Use main variant type for the temp
5766 destination for a discarded volatile read.
5767 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5768 casts between non-void types that change volatility.
5770 2005-07-15 DJ Delorie <dj@redhat.com>
5772 * toplev.h: Add comment about the first parameter for warning().
5773 * errors.h: Likewise.
5775 * c.opt (Wpragmas): New.
5776 * doc/invoke.texi: Document it.
5778 * function.c (do_warn_unused_parameter): Add warning control to
5780 * c-decl.c (warn_if_shadowing): Likewise.
5781 * c-lex.c (cb_def_pragma): Likewise.
5782 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5783 (pop_alignment): Likewise.
5784 (handle_pragma_pack): Likewise.
5785 (apply_pragma_weak): Likewise.
5786 (handle_pragma_weak): Likewise.
5787 (handle_pragma_redefine_extname): Likewise.
5788 (add_to_renaming_pragma_list): Likewise.
5789 (handle_pragma_extern_prefix): Likewise.
5790 (maybe_apply_renaming_pragma): Likewise.
5791 (handle_pragma_visibility): Likewise.
5793 * config/c4x/c4x-c.c (BAD): Likewise.
5794 (c4x_parse_pragma): Likewise.
5795 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5796 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5797 (rs6000_pragma_longcall): Likewise.
5798 * config/v850/v850-c.c (pop_data_area): Likewise.
5799 (ghs_pragma_section): Likewise.
5800 (ghs_pragma_section): Likewise.
5801 (ghs_pragma_interrupt): Likewise.
5802 (ghs_pragma_starttda): Likewise.
5803 (ghs_pragma_startsda): Likewise.
5804 (ghs_pragma_startzda): Likewise.
5805 (ghs_pragma_endtda): Likewise.
5806 (ghs_pragma_endsda): Likewise.
5807 (ghs_pragma_endzda): Likewise.
5809 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5810 Kenneth Zadeck <zadeck@naturalbridge.com>
5812 * Makefile.in: Removed tree-promote-statics.c
5813 * tree-promote-statics.c: Removed.
5814 * common.opt: Removed flag-promote-statics.
5816 * passes.c: Removed tree-promote-statics pass.
5817 * tree-pass.h: Ditto.
5818 * timevar.def: Removed TV_PROMOTE_STATICS.
5821 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5823 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5825 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5827 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5830 * c-common.c (check_function_arguments): Call
5831 'check_function_format' if either -Wformat or
5832 -Wmissing-format-attribute are specified.
5833 * c-format.c (check_function_format): Check -Wformat before
5834 calling 'check_format_info'.
5835 * c-opts.c (c_common_post_options): Don't warn for
5836 -Wmissing-format-attribute without -Wformat.
5837 * c-typeck.c (convert_for_assignment): Detect additional cases for
5838 -Wmissing-format-attribute.
5839 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5842 2005-07-19 Richard Guenther <rguenther@suse.de>
5844 * config/i386/i386.md (lrint<mode>2): Use temporary
5845 instead of clobbering non-existent memory.
5847 2005-07-19 Nick Clifton <nickc@redhat.com>
5849 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5850 statement to avoid displaying ASCII control characters.
5852 2005-07-19 Ben Elliston <bje@au.ibm.com>
5854 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5855 * cfganal.c (find_edge_index): Ditto.
5856 * combine.c (combine_instructions): Ditto.
5857 * ddg.c (create_scc): Ditto.
5858 (find_successors): Ditto.
5859 (find_predecessors): Ditto.
5860 (find_nodes_on_paths): Ditto.
5861 (longest_simple_path): Ditto.
5862 * flow.c (update_life_info): Ditto.
5863 (count_or_remove_death_notes): Ditto.
5864 (clear_log_links): Ditto.
5865 * modulo-sched.c (generate_reg_moves): Ditto.
5866 (find_max_asap): Ditto.
5867 (find_max_hv_min_mob): Ditto.
5868 (find_max_dv_min_mob): Ditto.
5869 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5870 * sched-rgn.c (extract_edgelst): Ditto.
5871 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5872 (dump_update_ssa): Ditto.
5873 (ssa_names_to_replace) Ditto.
5874 (switch_virtuals_to_full_rewrite): Ditto.
5875 (update_ssa): Ditto.
5876 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5878 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5880 Fix PR tree-optimization/22483
5882 * tree-complex.c (create_components): Use
5883 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5884 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5885 * tree-flow.h (safe_referenced_var_iterator): New structure.
5886 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5887 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5888 safe_referenced_var iterator.
5889 (add_type_alias): Ditto.
5891 2005-07-19 Steven Bosscher <stevenb@suse.de>
5893 * loop-init.c (rest_of_handle_loop2): Remove.
5894 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5895 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5896 (pass_rtl_loop_init, pass_rtl_loop_done,
5897 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5898 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5899 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5900 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5901 pass_tree_loop_done, and pass_tree_unswitch.
5902 (gate_loop): Rename to gate_tree_loop.
5903 * passes.c (init_optimization_passes): Update for renamed tree
5904 loop passes. Add the new loop2 passes as subpasses of loop2.
5905 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5906 Update for the renamed tree loop passes.
5908 2005-07-18 Ian Lance Taylor <ian@airs.com>
5911 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5912 blocks when optimizing.
5914 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5916 * common.opt (frename-registers): Initialize to 2.
5918 (fgcse-after-reload): Ditto.
5919 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5920 (process_options): Only change flag_web, flag_rename_registers,
5921 and flag_rerun_cse_after_loop if not explicitly set by user.
5923 2005-07-18 Jan Beulich <jbeulich@novell.com>
5925 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5926 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5927 in 64-bit mode the same as DImode in 32-bit mode.
5928 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5929 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5930 mode. Add new mode parameter.
5931 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5932 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5933 x86_64_shift_adj): New expanders.
5934 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5935 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5937 Respective new splitters. Use renamed shift splitter helpers in 32-bit
5938 DImode shift splitters.
5939 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5940 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5943 2005-07-18 Jan Beulich <jbeulich@novell.com>
5945 * i386.md (movdi_extzv_1): New.
5946 (zero_extendhidi2): Combine alternatives and never force use of
5948 (zero_extendqidi2): Likewise. Don't restrict input selection.
5950 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5952 Fix PR tree-optimization/22531
5953 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
5956 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5958 * tree-promote-statics.c (pass_promote_statics): Change dump file
5961 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
5963 * tree-optimize.c (init_tree_optimization_passes): Add
5964 pass_eliminate_useless_stores pass.
5965 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5966 * tree-ssa-pre.c (is_copy_stmt): New function.
5967 (follow_copies_till_vuse): Ditto.
5968 (do_eustores): Ditto.
5969 (gate_eustores): Ditto.
5971 2005-07-16 Richard Henderson <rth@redhat.com>
5973 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5975 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5976 Kenneth Zadeck <zadeck@naturalbridge.com>
5978 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5979 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5980 ipa-type-escape.h, tree-promote-statics.c
5981 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5982 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5983 tree-promote-statics.c: new files.
5984 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5985 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5986 int nonlocal_set_p, mark_constant_function): Deleted.
5987 (rest_of_handle_cfg): Removed call to mark_constant_function.
5988 (nonoverlapping_component_refs_p): Added calls to support
5989 type based aliasing.
5990 * tree-ssa-alias.c (may_alias_p,
5991 compute_flow_insensitive_aliasing): Ditto.
5992 * calls.c (flags_from_decl_or_type): Removed reference to
5994 * c-typeck.c (convert_arguments): Make builtins tolerant of having
5995 too many arguments. This is necessary for Spec 2000.
5996 * cgraph.h (const_function, pure_function): Removed.
5997 * common.opt: Added "fipa-pure-const", "fipa-reference",
5998 "fipa-type-escape", and "ftree-promote-static".
6000 * passes.c: Added ipa and tree-promote-statics passes.
6001 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6002 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6003 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6004 * tree-flow.h: Added exposed sra calls and addition of
6005 reference_vars_info field for FUNCTION_DECLS.
6006 * tree-pass.h: Added passes.
6007 * tree-sra.c: (sra_init_cache): New function.
6008 (sra_insert_before, sra_insert_after) Made public.
6009 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6011 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6012 aliasing. (may_alias_p): Added code to use type escape analysis to
6014 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6015 code to prune clobbers of static variables based on information
6016 produced in ipa-reference pass. Changed call clobbering so that
6017 statics are not marked as clobbered if the call does not clobber
6020 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6022 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6025 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6027 * doc/install.texi (*-*-solaris2*): Document recommended version
6028 of GNU binutils and mention GNU linker problem on Solaris 10.
6030 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6033 * c-decl.c (c_build_bitfield_integer_type): New function.
6034 (finish_struct): Call it.
6035 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6037 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6039 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6042 2005-07-16 Jan Hubicka <jh@suse.cz>
6044 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6045 (scale_bbs_frequencies_int): Watch roundoff errors.
6046 * predict.c (return_prediction): Initialize return_stmt.
6048 2005-07-16 Jan Hubicka <jh@suse.cz>
6050 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6051 after RTL profiling.
6053 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6056 * fold-const.c (build_range_check): Convert high/low to etype
6057 if we are only comparing against exp.
6059 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6061 Fix PR tree-optimization/22376
6062 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6064 (need_to_solve): New function.
6065 (compute_points_to_sets): Use it.
6067 2005-07-15 Jan Hubicka <jh@suse.cz>
6069 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6070 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6072 2005-07-15 Richard Guenther <rguenther@suse.de>
6074 * c-common.c (handle_flatten_attribute): New function.
6075 Add flatten function attribute.
6076 * doc/extend.texi: Document flatten function attribute.
6077 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6078 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6080 (cgraph_decide_inlining): Handle functions with flatten
6083 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6085 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6086 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6087 UNSPEC_XCHG, UNSPEC_AND): New.
6088 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6089 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6090 * config/rs6000/sync.md (FETCHOP): New code macro.
6091 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6093 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6094 (sync_compare_and_swap<mode>): Same.
6095 (sync_lock_test_and_set<mode>): Same.
6096 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6097 for QImode and HImode, and not PPC405.
6098 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6099 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6100 (sync_<fetchop>{si,di}_internal): New.
6101 (sync_nand{si,di}_internal): New.
6102 (sync_old_<fetchop>{si,di}_internal): New.
6103 (sync_old_nand{si,di}_internal): New
6104 (sync_new_<fetchop>{si,di}_internal): New.
6105 (sync_new_nand{si,di}_internal): New.
6106 (atomic_and{si,di}): New.
6107 (sync_new_nand{si,di}_internal): New.
6108 (atomic_and{si,di}): New.
6109 (sync_add<mode>_internal): Delete.
6110 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6111 (sync_sub<mode>_internal): Delte.
6112 (sync_subshort_internal): New.
6113 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6114 (sync_anddi_internal): Delete.
6115 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6116 (sync_booldi_internal): Delete.
6117 (sync_boolc<mode>_internal): Delete.
6118 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6119 (sync_boolc<mode>_internal2): Delete.
6120 (sync_boolcc<mode>_internal): Delete.
6121 (isync, lwsync): Use unspec instead of unspec_volatile.
6122 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6123 Revert UNSPEC_VOLATILE.
6124 (rs6000_split_atomic_op): New.
6125 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6127 2005-07-14 Eric Christopher <echristo@redhat.com>
6129 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6130 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6132 2005-07-14 Eric Christopher <echristo@redhat.com>
6134 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6136 2005-07-14 Steven Bosscher <stevenb@suse.de>
6138 PR tree-optimization/22230
6139 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6140 the computation of the four cross productions for "range op range".
6142 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6143 Ulrich Weigand <uweigand@de.ibm.com>
6146 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6149 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6151 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6153 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6155 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6157 2005-07-14 Richard Guenther <rguenther@suse.de>
6160 * config/i386/i386-protos.h (ix86_function_value): Change
6161 prototype to match new target hook.
6162 * config/i386/i386.c (ix86_value_regno): Change prototype
6163 to take extra type argument.
6164 (TARGET_FUNCTION_VALUE): Define.
6165 (ix86_function_ok_for_sibcall): Pass extra argument to
6166 ix86_value_regno, check return slot rtx for exact match.
6167 (ix86_function_value): Take extra parameter. Dispatch to
6168 ix86_value_regno with fndecl/fntype as provided.
6169 (ix86_value_regno): Handle extra type argument.
6170 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6172 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6173 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6174 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6175 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6176 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6178 2005-07-14 Richard Guenther <rguenther@suse.de>
6180 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6181 * calls.c (expand_call): Pass fntype to hard_function_value.
6182 (emit_library_call_value_1): Likewise.
6183 * explow.c: Include target.h.
6184 (hard_function_value): Take extra argument, the fntype.
6185 Use new target hook for function_value.
6186 * expr.h (hard_function_value): Change prototype.
6187 * function.c (aggregate_value_p): Pass 0 as fntype to
6188 hard_function_value.
6189 (assign_parms): Use new target hook for function_value.
6190 Pass 0 as fntype to hard_function_value.
6191 (expand_function_end): Likewise.
6192 * reg-stack.c: Include target.h.
6193 (stack_result): Use new target hook for function_value.
6194 * target-def.h: New target hook function_value.
6195 * target.h: Likewise.
6196 * targhooks.c (default_function_value): New function.
6197 * targhooks.h (default_function_value): Declare.
6199 2005-07-13 Ian Lance Taylor <ian@airs.com>
6201 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6203 2005-07-14 Jan Hubicka <jh@suse.cz>
6205 * tree-dfa.c (dump_variable): Use default_def function.
6206 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6207 * tree-ssa.c (verify_use): Likewise.
6208 * tree-ssanames.c (release_ssa_name): Likewise.
6209 * tree-tailcall.c (eliminate_tail_call): Likewise.
6210 (tree_optimize_tail_calls_1): Likewise.
6211 * tree-vrp.c (get_value_range): Likewise.
6213 2005-07-14 Ben Elliston <bje@au.ibm.com>
6215 * gcc.c (main): Compare language[0] with '*' when iterating over
6218 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6220 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6221 "s390_emit_compare". Add handling of CCZ1mode.
6222 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6223 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6225 (s390_branch_condition_mask): Add CCZ1mode handling.
6226 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6227 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6228 Use CCZ1mode instead of CCZmode.
6229 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6231 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6233 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6235 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6237 2005-07-13 Eric Christopher <echristo@redhat.com>
6239 * config/mips/mips.c (mips_canonicalize_comparison): New.
6240 (mips_emit_int_relational): Use.
6242 2005-07-13 Eric Christopher <echristo@redhat.com>
6244 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6246 * config/s390/s390.md: Include tpf.md. Move tpf specific
6248 * config/s390/tpf.md: To here.
6249 * config/s390/s390.opt: Move tpf specific options...
6250 * config/s390/tpf.opt: to here. Add mmain option.
6251 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6252 * config/s390/tpf.h: Rewrite.
6254 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6256 * doc/tm.texi: Remove @xref{Cross-profiling}.
6258 2005-07-13 Jeff Law <law@redhat.com>
6260 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6261 expressions, test their _DECL operands for pointer equality rather
6262 than using operand_equal_p.
6264 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6266 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6267 (TARGET_POSIX_IO): This.
6268 * config/darwin.h: Likewise.
6269 * config/freebsd.h: Likewise.
6270 * config/linux.h: Likewise.
6271 * config/lynx.h: Likewise.
6272 * config/netbsd.h: Likewise.
6273 * config/rs6000/linux64.h: Likewise.
6274 * config/rs6000/linux.h: Likewise.
6275 * config/s390/tpf.h: Likewise.
6276 * config/sh/embed-elf.h: Likewise.
6277 * config/sparc/linux64.h: Likewise.
6278 * config/sparc/linux.h: Likewise.
6279 * config/svr4.h: Likewise.
6280 * gcov-io.h: Likewise.
6282 * doc/tm.texi: Updated.
6284 * libgcov.c (create_file_directory): Defined only if
6285 TARGET_POSIX_IO is defined.
6286 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6289 2005-07-13 Jan Hubicka <jh@suse.cz>
6291 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6293 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6295 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6296 structure as argument.
6298 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6300 PR tree-optimization/21921
6301 * tree-iterator.c (tsi_link_before): Support the case when
6302 tsi_end_p (tsi) == true.
6304 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6306 PR tree-optimization/22442
6307 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6310 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6312 PR rtl-optimization/20376
6313 * toplev.c (process_options): Enable -fweb and -frename-registers when
6315 * doc/invoke.texi: Update the information about when -fweb and
6316 -frename-registers are enabled.
6318 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6321 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6322 if *rhs_p is not a SSA_NAME.
6324 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6326 Fix PR tree-optimization/22422
6327 * tree-ssa-structalias.c (struct variable_info): Add flag for
6329 (get_varinfo): Now a static function.
6330 (new_varinfo): init has_union and is_special_var to false.
6331 (solution_set_add): Check has_union.
6332 (do_da_constraint): Move temporary variable so it gets reset
6334 Also check for special variable.
6335 (do_ds_constraint): Ditto.
6336 (do_sd_constraint): Ditto.
6337 (do_structure_copy): Check for special variable.
6338 (find_func_aliases): Ditto.
6339 (init_base_vars): Set special vars properly.
6341 2005-07-13 Jan Hubicka <jh@suse.cz>
6343 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6346 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6347 (get_expr_operands): Fix thinko wrt flags and subvars.
6349 PR tree-optimize/22379
6350 * tree-inline.c (expand_call_inline): Do not output sorry in early
6353 2005-07-12 Dale Johannesen <dalej@apple.com>
6355 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6357 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6360 * host-linux.h: Include limits.h.
6362 2005-07-12 Dale Johannesen <dalej@apple.com>
6364 * expr.c (compress_float_constant): Add cost check.
6365 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6367 2005-07-12 Dale Johannesen <dalej@apple.com>
6369 * gcc.target/i386/compress-float-sse.c: New.
6370 * gcc.target/i386/compress-float-sse-pic.c: New.
6371 * gcc.target/i386/compress-float-387.c: New.
6372 * gcc.target/i386/compress-float-387-pic.c: New.
6373 * gcc.dg/compress-float-ppc.c: New.
6374 * gcc.dg/compress-float-ppc-pic.c: New.
6376 2005-07-12 Eric Christopher <echristo@redhat.com>
6378 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6380 * config/s390/s390.md: Include tpf.md. Move tpf specific
6382 * config/s390/tpf.md: To here.
6383 * config/s390/s390.opt: Move tpf specific options...
6384 * config/s390/tpf.opt: to here. Add mmain option.
6385 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6386 * config/s390/tpf.h: Rewrite.
6388 2005-07-12 Eric Christopher <echristo@redhat.com>
6390 * gcc.c (struct infile): Update comment for language.
6391 (main): Rewrite input file resetting code.
6393 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6396 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6397 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6398 (lookup_avail_expr): Use constant_boolean_node instead
6399 of boolean_false_node/boolean_true_node.
6401 2005-07-12 Ben Elliston <bje@au.ibm.com>
6403 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6404 and use it when printing num_edges.
6406 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6408 * doc/extend.texi (Blackfin Built-in Functions): New section.
6409 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6412 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6414 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6415 s/cmpstrsi/cmpstrnsi
6416 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6418 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6419 (init_optabs): Initialize cmpstrn_optab.
6420 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6421 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6422 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6423 * config/i386/i386.md: s/cmpstr/cmpstrn
6424 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6425 * doc/md.texi: Update documentation.
6427 2005-07-11 Richard Henderson <rth@redhat.com>
6429 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6430 build_va_arg_indirect_ref.
6431 (alpha_gimplify_va_arg): Likewise.
6432 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6433 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6434 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6435 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6436 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6437 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6439 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6441 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6443 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6444 * passes.c (init_optimization_passes): Add pass_empty_loop.
6445 * tree-pass.h (pass_empty_loop): Declare.
6446 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6447 try_remove_empty_loop, remove_empty_loops): New functions.
6448 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6449 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6451 2005-07-12 Peter Barada <peter@the-baradas.com>
6455 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6456 in address registers.
6457 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6458 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6459 alternative of addsi3_5200.
6461 2005-07-11 Ian Lance Taylor <ian@airs.com>
6463 * config/mips/mips.md (ffs<mode>2): Remove.
6465 2005-07-11 Ian Lance Taylor <ian@airs.com>
6467 * doc/tree-ssa.texi (Cleanups): Improve description of
6469 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6471 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6473 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6474 * tree.h (DECL_ARGUMENT_FLD): New macro.
6476 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6478 Fix PR tree-optimization/22404
6480 * tree-ssa-structalias.c (create_variable_info_for): Use
6483 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6485 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6486 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6487 for second comparison operand.
6488 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6490 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6491 (define_insn_reservation "alu"): Likewise.
6492 (csync, ssync): Now of type sync.
6493 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6494 -mcsync-anomaly -mspecld-anomaly.
6495 * config/bfin/bfin.opt (mcsync): Remove.
6496 (mcsync-anomaly, mspecld-anomaly): Add.
6497 * config/bfin/bfin.c: Include "insn-codes.h".
6498 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6499 (TARGET_DEFAULT_TARGET_FLAGS): New.
6500 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6502 2005-07-11 Steven Bosscher <stevenb@suse.de>
6504 * basic-block.h: Give the BB flags enum a name, bb_flags.
6505 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6506 * cfgcleanup.c (enum bb_flags): Remove here.
6507 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6508 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6509 (update_forwarder_flag): Likewise.
6510 (thread_jump): Likewise.
6511 (try_forward_edges): Likewise.
6512 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6513 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6514 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6516 2005-07-11 Richard Guenther <rguenther@suse.de>
6518 * config/i386/i386.opt: New target option -msseregparm.
6519 * config/i386/i386.c (override_options): Error out for
6520 -msseregparm but no SSE support.
6521 (ix86_function_sseregparm): Check for global sseregparm.
6522 * doc/invoke.texi: Document -msseregparm.
6524 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6526 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6527 (m32rle-*-linux*): Ditto.
6529 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6531 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6532 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6535 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6539 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6540 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6542 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6544 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6545 (varmap): Heapify varmap.
6546 (constraints): Heapify constraints.
6547 (struct constraint_graph): Heapify succs and preds.
6548 (constraint_vec_find): Update for heapification.
6549 (constraint_set_union): Ditto.
6550 (insert_into_complex): Ditto.
6551 (constraint_edge_vec_find): Ditto.
6552 (erase_graph_self_edge): Ditto.
6553 (add_graph_edge): Ditto.
6554 (get_graph_weights): Ditto.
6555 (merge_graph_nodes): Ditto.
6556 (build_constraint_graph): Ditto.
6557 (topo_visit): Ditto.
6558 (solve_graph): Ditto.
6559 (create_variable_info_for): Ditto.
6560 (init_base_vars): Ditto.
6561 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6562 (condese_varmap_nodes): Free complex vector.
6563 (clear_edges_for_node): Clear succs and preds vector.
6565 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6567 * tree-ssa-structalias.c (update_alias_info): Change counting of
6568 references to not include vdefs.
6570 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6572 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6575 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6577 * pa.c (pa_commutative_p): Make PLUS commutative when
6578 TARGET_NO_SPACE_REGS is true.
6580 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6582 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6583 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6584 * tree-dfa.c (dump_subvars_for): New.
6585 (debug_subvars_for): New.
6586 (dump_variable): Show subvariables if VAR has them.
6587 * tree-flow-inline.h (get_subvar_at): New.
6588 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6589 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6591 (struct subvar): Change fields offset and size to unsigned
6593 (dump_subvars_for): Declare.
6594 (debug_subvars_for): Declare.
6595 (get_subvar_at): Declare.
6596 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6597 to unsigned HOST_WIDE_INT *.
6598 (overlap_subvar): Likewise.
6599 * tree-gimple.c (is_gimple_reg): Always return false for
6600 SFTs and memory tags.
6601 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6603 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6604 (compute_may_aliases): Call compute_points_to_sets.
6605 (collect_points_to_info_for): Remove.
6606 (compute_points_to_and_addr_escape): Remove.
6607 (delete_alias_info): Call delete_points_to_sets.
6608 (compute_flow_sensitive_aliasing): If the call to
6609 find_what_p_points_to returns false, call set_pt_anything.
6610 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6611 (set_pt_anything): Clear pi->pt_vars.
6612 (set_pt_malloc): Remove.
6613 (merge_pointed_to_info): Remove.
6614 (add_pointed_to_expr): Remove.
6615 (add_pointed_to_var): Remove.
6616 (collect_points_to_info_r): Remove.
6617 (is_escape_site): Make extern.
6619 (create_overlap_variables_for): Call it.
6620 * tree-ssa-copy.c (merge_alias_info): Never merge
6621 flow-sensitive alias information.
6622 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6623 offset and size to be unsigned HOST_WIDE_INT.
6624 (add_to_addressable_set): Rename from note_addressable.
6625 Set TREE_ADDRESSABLE as the variables are added to the set.
6627 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6628 operands into VUSEs when adding V_MAY_DEFs for members in an
6630 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6631 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6632 (struct variable_info): Add bitfield is_heap_var.
6633 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6634 (new_var_info): Initialize is_heap_var.
6635 (get_constraint_for): Add HEAP variables to the symbol table.
6636 Mark them with is_heap_var.
6637 (update_alias_info): New. Taken mostly from the old
6638 compute_points_to_and_addr_escape.
6639 (handle_ptr_arith): New.
6640 (find_func_aliases): Call update_alias_info.
6641 Call handle_ptr_info for tcc_binary expressions.
6642 Call mark_stmt_modified.
6643 (create_variable_info_for): If DECL has subvars, do not create
6644 variables for its subvars. Always add all the fields.
6645 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6646 SFTs, then add all the SFTs of the structure.
6647 If VI->DECL is an aggregate with subvariables, add the SFT at
6649 (find_what_p_points_to): If VI is an artificial variable,
6650 translate to bitfields in SSA_NAME_PTR_INFO.
6651 If the solution is empty, set pi->pt_vars to NULL
6652 (init_base_vars): Create ANYOFFSET.
6653 (compute_points_to_sets): Rename from create_alias_vars.
6655 (pass_build_pta): Remove.
6656 (delete_points_to_sets): Rename from delete_alias_vars.
6657 (pass_del_pta): Remove.
6658 * tree-ssa-structalias.h (struct alias_info): Move from
6660 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6661 NUM_REFERENCES_SET): Likewise.
6662 (compute_points_to_sets, delete_points_to_sets): Declare.
6664 2005-07-09 Richard Henderson <rth@redhat.com>
6666 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6667 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6668 alpha_split_lock_test_and_set_12): New functions.
6669 * config/alpha/alpha-protos.h: Update.
6670 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6671 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6672 * config/alpha/sync.md (I12MODE): New.
6673 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6674 (sync_<fetchop_name><I48MODE>): Likewise.
6675 (sync_nand<I48MODE>): Likewise.
6676 (sync_old_<fetchop_name><I48MODE>): Likewise.
6677 (sync_new_<fetchop_name><I48MODE>): Likewise.
6678 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6679 (sync_compare_and_swap<I48MODE>): Likewise.
6680 (sync_lock_test_and_set<I48MODE>): Likewise.
6681 (sync_compare_and_swap<I12MODE>): New.
6682 (sync_compare_and_swap<I12MODE>_1): New.
6683 (sync_lock_test_and_set<I12MODE>): New.
6684 (sync_lock_test_and_set<I12MODE>_1): New.
6686 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6690 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6692 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6694 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6695 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6697 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6700 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6702 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6704 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6705 memory_operand constraint.
6706 (store_conditional_<mode>): Same.
6707 (sync_compare_and_swap<mode>): Same.
6708 (sync_lock_test_and_set<mode>): Same.
6710 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6712 Rewrite PIC support to more closely model actual instructions.
6713 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6714 (cris_symbol): Remove prototypes for removed functions.
6715 (cris_pic_symbol_type_of, cris_valid_pic_const)
6716 (cris_expand_pic_call_address): Prototypes for new functions.
6717 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6719 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6721 <case ':'>: Add case for new punctuation character.
6722 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6723 emitting (extra) PIC modifier.
6724 <case UNSPEC>: Do not assert for PLT.
6725 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6726 (cris_expand_prologue, cris_expand_epilogue): Check
6727 for pic_offset_table_rtx usage instead of taking
6728 current_function_uses_pic_offset_table as the final word.
6729 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6730 Remove flag_pic difference.
6731 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6732 the moral equivalents of...
6733 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6735 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6736 (cris_handle_option): Mark ARG as unused.
6737 (cris_expand_pic_call_address): New worker function for "call",
6739 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6740 output PIC constructs here.
6741 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6742 as symbol-specific modifers, not whole or part of operands.
6743 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6744 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6745 constants and flag_pic.
6746 (CONSTANT_INDEX_P): Adjust for new functions.
6747 (enum cris_pic_symbol_type): New helper type.
6748 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6749 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6750 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6752 ("movsi"): Emit actual instructions for GOT and relative access.
6753 ("*movsi_got_load"): New pattern to set up the register holding
6755 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6756 Adjust FIXME for 'S'.
6757 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6758 Use "movs" for -fpic cases.
6759 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6760 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6761 ("call", "call_value"): Just call cris_expand_pic_call_address for
6763 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6764 Remove special pattern.
6765 ("*expanded_call_side", "*expanded_call_value_side"): New
6767 (gotplt-to-plt, gotplt-to-plt-side-call)
6768 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6770 * config/cris/cris/predicates.md
6771 ("cris_general_operand_or_gotless_symbol"): Remove unused
6773 ("cris_general_operand_or_symbol"): Adjust for new functions.
6775 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6777 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6779 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6781 * Makefile.in (TREE_H): Add treestruct.def.
6782 (c-decl.o): Add pointer-set.h
6783 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6784 visibility on regular DECL's.
6785 (merge_decls): Fix the copying of decl nodes of various types for
6786 the new structures. Don't update RTL, section name, weak status,
6787 etc, on DECL's without RTL.
6788 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6789 Don't check volatile on non-variable types.
6790 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6791 to check whether we have seen arguments.
6792 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6793 flag is checked before field (flag is common, field is not).
6794 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6795 TS_DECL_COMMON could have an origin.
6796 (add_location_or_const_value_attribute): Don't check section name
6797 on non-var/function decls.
6798 (dwarf2out_var_location): Reverse order of tests.
6799 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6800 with DECL_WRTL_CHECK.
6801 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6802 * fold-const.c (fold_binary): Don't check weakness on
6803 non-var/function decls.
6804 (tree_expr_nonzero_p): Ditto.
6805 (fold_checksum_tree): Use tree_decl_extra as sizeof
6807 * ggc-page.c (extra_order_size_table): Add sizes for
6808 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6810 * gimplify.c (gimplify_bind_expr): Only set
6811 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6812 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6814 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6815 * langhooks.h (init_ts). New langhook.
6816 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6817 * print-tree.c (print_node): Update to only print fields that
6818 exist in the structures the passed decl has.
6819 * toplev.c (wrapup_global_declarations): Don't reset
6820 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6821 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6822 * tree-inline.c (remap_decl): Ditto.
6823 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6824 * tree-pretty-print.c (print_declaration): Don't print
6825 DECL_REGISTER on things that don't contain it.
6826 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6827 non-var/function decls.
6828 * tree.c (tree_contains_struct): New structure.
6829 (init_priority_for_decl): New hashtable.
6830 (tree_int_map): New structure.
6831 (tree_int_map_eq): New function.
6832 (tree_int_map_marked_p): Ditto.
6833 (tree_int_map_hash): Ditto.
6834 (tree_map): Move to tree.h.
6835 (tree_map_eq): Externalize.
6836 (tree_map_hash): Ditto.
6837 (tree_map_marked_p): Ditto.
6838 (init_ttree): Set up tree_contains_struct and call langhook.
6839 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6840 (tree_code_size): Update for new structures.
6841 (tree_node_structure): Update for new structures.
6842 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6844 (copy_node_stat): Copy init priority.
6845 (build_decl_stat): Ditto for visibility.
6846 (ts_enum_names): New.
6847 (tree_contains_struct_check_failed): New function.
6848 (decl_init_priority_lookup): Ditto.
6849 (decl_init_priority_insert): Ditto.
6850 * treestruct.def: New file.
6851 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6852 (CONTAINS_STRUCT_CHECK): Ditto.
6853 (tree_contains_struct_check_failed): New prototype.
6854 (DECL_CHECK): Removed.
6855 (DECL_MINIMAL_CHECK): New.
6856 (DECL_COMMON_CHECK): Ditto.
6857 (DECL_WRTL_CHECK): Ditto.
6858 (DECL_NON_COMMON_CHECK): Ditto.
6859 (DECL_WITH_VIS_CHECK): Ditto.
6860 (VAR_OR_FUNCTION_DECL_P): Ditto
6861 (struct tree_decl_minimal): New structure.
6862 (struct tree_decl_common): Ditto.
6863 (struct tree_decl_with_rtl): Ditto.
6864 (struct tree_decl_with_vis): Ditto.
6865 (struct tree_decl_non_common): Ditto.
6866 (struct tree_field_decl): Ditto.
6867 (struct tree_parm_decl): Ditto.
6868 (struct tree_var_decl): Ditto.
6869 (struct tree_function_decl): Ditto.
6870 (struct tree_const_decl): Ditto.
6871 (struct tree_result_decl): Ditto.
6872 (union tree_node): Add new structures.
6873 * var-tracking.c (track_expr_p): Reverse order of tests.
6875 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6877 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6879 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6880 * system.h: Poison FINALIZE_PIC.
6881 * doc/tm.texi (FINALIZE_PIC): Remove.
6883 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6886 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6887 to the correct type if we have a MODIFY_EXPR.
6889 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6891 PR tree-optimization/22360
6892 * tree.c (upper_bound_in_type): Fix calculations for casting
6893 to a non-wider signed type and casting a signed value to a
6894 wider unsigned type.
6895 (lower_bound_in_type): Fix calculations for casting to a
6896 non-wider signed type.
6898 PR tree-optimization/20139
6899 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6901 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6902 fold_cond_expr_cond.
6903 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6904 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6906 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6909 * tree-complex.c (expand_complex_libcall): Produce
6910 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6912 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6914 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6915 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6916 b" assert and inserted fastpath code for this case.
6917 (bitmap_ior): Removed "a != b" assert.
6919 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6921 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6922 (ENDFILE_SPEC): Likewise.
6923 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6925 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6926 a large stack frame at epilogue.
6928 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
6930 * final.c: Include sdbout.h when required.
6932 2005-07-07 Geoffrey Keating <geoffk@apple.com>
6934 * config.gcc (*-*-darwin*): Only one target-specific header file
6936 (powerpc-*-darwin*): Add version-specific header files.
6937 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6938 * config.in: Regenerate.
6939 * configure: Regenerate.
6940 * gcc.c: Include xregex.h.
6941 (version_compare_spec_function): New.
6942 (spec_function): Add version-compare.
6943 (replace_outfile_spec_function): Reformat comment.
6944 (compare_version_strings): New.
6945 * config/darwin-c.c (version_as_macro): New.
6946 (builtin_define): New.
6947 (darwin_cpp_builtins): New.
6948 * config/darwin-protos.h (darwin_cpp_builtins): New.
6949 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6950 (LIB_SPEC): Make unconditional, update comment.
6951 (TARGET_C99_FUNCTIONS): Define.
6952 * config/darwin.opt: Sort.
6953 (mmacosx-version-min=): New.
6954 * config/darwin7.h: Delete.
6955 * config/darwin8.h: Delete.
6956 * config/i386/darwin.h (): Call darwin_cpp_builtins.
6957 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6958 (TARGET_C99_FUNCTIONS): Define.
6959 * config/rs6000/darwin7.h: New.
6960 * config/rs6000/darwin8.h: New.
6961 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6962 (-mmacosx-version-min): Document.
6964 2005-07-07 Ian Lance Taylor <ian@airs.com>
6966 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6968 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
6971 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6973 2005-07-07 Khem Raj <kraj@mvista.com>
6975 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6976 in bytes, not words.
6978 2005-07-07 Paul Brook <paul@codesourcery.com>
6980 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6981 DEFAULT_FUNCTION_ARG_PADDING to upward.
6983 2005-07-07 Richard Henderson <rth@redhat.com>
6985 * function.c (locate_and_pad_parm): Record parameter alignment in
6986 stack_alignment_needed.
6988 2005-07-07 David Edelsohn <edelsohn@gnu.org>
6990 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6991 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6992 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6993 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6994 (define_attr "type"): Add isync, sync, load_l, store_c.
6995 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6996 Create scratch volatile MEM.
6997 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
6999 (load_locked_<mode>): New.
7000 (store_conditional_<mode>): New.
7001 (sync_compare_and_swap<mode>): Replace with splitter.
7002 (sync_lock_test_and_set<mode>): Replace with splitter.
7003 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7005 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7006 is ics. Attribute isync.
7007 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7009 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7010 and UNSPECV_SYNC_OP.
7011 (emit_unlikely_jump): New.
7012 (emit_load_locked): New.
7013 (emit_store_conditional): New.
7014 (rs6000_split_compare_and_swap): New.
7015 (rs6000_split_lock_test_and_set): New.
7016 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7017 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7018 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7019 rs6000_split_lock_test_and_set): Declare.
7020 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7021 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7022 store_c, isync, sync.
7024 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7026 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7027 filenames to gtyp-gen.h.
7028 (s-typ-gen): Use it in place of for loops.
7030 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7032 * hooks.c (hook_bool_rtx_int_false): New function.
7033 * hooks.h (hook_bool_rtx_int_false): Declare.
7034 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7035 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7036 * target.h (struct gcc_target): Add commutative_p member.
7037 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7038 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7039 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7040 (pa_commutative_p): New function.
7041 * jump.c (target.h): Include.
7042 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7043 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7045 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7047 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7048 (s390_expand_setmem): New.
7049 * config/s390/s390.c: Likewise.
7050 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7052 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7053 general_operand. Call new function "s390_expand_setmem".
7054 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7055 ("setmem_long", "*setmem_long"): ... this.
7057 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7059 * config/s390/s390.c: (optimization_options): Enable
7060 TARGET_MVCLE at -Os.
7061 * doc/invoke.texi: Document changes in default behaviour.
7062 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7064 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7066 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7067 defined by back-end.
7069 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7071 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7072 all sets in the pattern.
7073 * config/rs6000/rs6000.md (stack_protect_testsi,
7074 stack_protect_testdi): Likewise.
7076 2005-07-06 Jeff Law <law@redhat.com>
7078 * tree-vrp.c (simplify_using_ranges): Kill.
7079 (vrp_finalize): Remove call to simplify_using_ranges.
7080 (simplify_stmt_using_ranges): New function extracted from
7081 simplify_using_ranges.
7082 (simplify_div_or_mod_using_ranges): Likewise.
7083 (simplify_abs_using_ranges): Likewise.
7084 (simplify_cond_using_ranges): New function.
7085 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7086 * tree-ssa-propagate.c (substitute_and_fold): Call
7087 simplify_stmt_using_ranges if we have range information.
7089 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7091 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7092 ia64_flag_schedule_isns2.
7094 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7095 reading/writing general registers.
7096 (ia64_function_arg): Revert 2005-06-18 change.
7098 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7100 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7101 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7103 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7105 * function.c (expand_function_end): Revert part of 2005-06-27
7106 patch. Do sjlj_emit_function_exit_after after return_label.
7108 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7110 * doc/install.texi (--disable-libssp): New.
7112 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7114 * doc/invoke.texi: Update -fforce-mem documentation.
7115 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7116 code for -fforce-mem.
7117 * expmed.c: (store_bit_field,store_fixed_bit_field,
7118 extract_bit_field): Ditto.
7119 * expr.c: (convert_move): Ditto.
7120 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7121 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7122 emit_conditional_add,expand_float,expand_fix): Ditto.
7123 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7124 (common_handle_option): Issue warning when -fforce-mem specified.
7126 2005-07-06 Paul Brook <paul@codesourcery.com>
7128 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7130 * configure: Regenerate.
7132 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7134 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7136 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7138 Fix PR tree-optimization/22319
7139 Fix PR tree-optimization/22140
7140 Fix PR tree-optimization/22310
7142 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7143 variable sized types.
7144 Use correct type for intermediate structure on *a = *b structure
7147 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7149 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7151 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7152 (machine_function): Move typedef to...
7153 * config/rs6000/rs6000.c (machine_function): ... here. Add
7154 varargs_save_offset field.
7155 (rs6000_stack_t): Remove varargs_size field.
7156 (setup_incoming_varargs): Allocate varargs save area using
7157 assign_stack_local, try to make it as small as possible.
7158 Save offset from virtual_stack_vars_rtx to the save area
7159 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7160 instead of magic 8 when fp word byte size is used.
7161 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7162 instead of -RS6000_VARARGS_SIZE.
7163 (rs6000_stack_info, debug_stack_info,
7164 rs6000_initial_elimination_offset): Remove all traces of
7166 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7167 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7168 RS6000_VARARGS_AREA.
7170 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7172 PR tree-optimization/21963
7173 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7174 constant_multiple_of in the same way get_computation_cost_at does.
7176 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7178 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7179 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7180 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7181 and return its previous value.
7182 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7183 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7185 (stack_protect_set, stack_protect_test): New expanders.
7186 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7187 stack_protect_testdi): New insns.
7188 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7189 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7191 2005-07-06 Jeff Law <law@redhat.com>
7193 * tree-ssa-dce.c (cfg_altered): New global.
7194 (tree_dce_init): Initialize cfg_altered.
7195 (remove_dead_stmt): If we remove an edge in the CFG, then set
7197 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7200 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7202 * Makefile.in (stamp-collect-ld): Use
7203 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7204 ./collect-ld if it already exists.
7205 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7206 Don't remove ./nm if it already exists.
7208 2005-07-05 Devang Patel <dpatel@apple.com>
7210 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7211 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7212 * tree-vectorizer.c (vect_loop_location): New.
7213 (vect_print_dump_info): Use vect_loop_location.
7214 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7215 (vectorize_loops): Set vect_loop_location.
7216 * tree-vect-analyze.c (vect_analyze_offset_expr,
7217 vect_determin_vectorization_factor, vect_analyze_operations,
7218 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7219 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7220 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7221 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7222 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7223 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7224 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7225 vect_analyze_loop): Adjust vect_print_dump_info API.
7226 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7227 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7228 vect_finish_stmt_generation, vectorizable_assignment,
7229 vectorizable_operation, vectorizable_store, vectorizable_load,
7230 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7231 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7232 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7233 vect_transform_loop): Same.
7234 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7235 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7238 2005-07-05 Randolph Chung <tausq@debian.org>
7240 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7241 * configure: Regenerate.
7242 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7243 (pa_tls_referenced_p): Declare.
7244 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7245 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7246 (legitimize_tls_address): New.
7247 (hppa_legitimize_address): Handle TLS addresses.
7248 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7249 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7250 (emit_move_sequence): Handle TLS addresses.
7251 (pa_encode_section_info): Call default handler to handle common
7253 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7254 (CONSTANT_ADDRESS_P): Reject TLS operands.
7255 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7256 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7257 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7258 (UNSPEC_TLSLE): Define new constants.
7259 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7260 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7261 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7262 (tie_symbolic_operand, tle_symbolic_operand): New
7264 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7266 * aclocal.m4: Update macros for autoconf 2.59 style.
7267 * configure.ac: Likewise.
7269 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7271 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7272 (function_arg): Pass small aggregates in general registers on 32-bit
7274 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7276 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7278 * Makefile.in (final.o): Fix dependencies.
7280 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7284 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7285 * langhooks.c (lhd_expr_to_decl): New.
7286 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7288 (LANG_HOOKS_INITIALIZER): Update.
7289 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7290 expr_to_decl langhook.
7291 * c-tree.h (c_expr_to_decl): Declare.
7292 * c-typeck.c (c_expr_to_decl): New.
7293 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7295 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7297 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7300 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7301 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7303 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7305 * Makefile.in: Adjust dependencies.
7306 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7307 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7308 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7309 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7310 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7311 rest_of_compilation.
7313 * bb-reorder.c (gate_duplicate_computed_gotos,
7314 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7315 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7316 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7317 pass_partition_blocks): New.
7318 * bt-load.c (gate_handle_branch_target_load_optimize,
7319 rest_of_handle_branch_target_load_optimize,
7320 pass_branch_target_load_optimize): New.
7321 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7323 * cfglayout.c (pass_insn_locators_initialize): New.
7324 * cfgrtl.c (pass_free_cfg): New.
7325 * combine.c (gate_handle_combine, rest_of_handle_combine,
7327 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7328 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7329 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7330 * except.c (pass_set_nothrow_function_flags,
7331 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7333 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7334 rest_of_handle_shorten_branches, pass_shorten_branches,
7335 rest_of_clean_state, pass_clean_state): New.
7336 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7337 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7338 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7340 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7341 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7342 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7343 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7345 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7346 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7347 pass_rtl_ifcvt, gate_handle_if_after_combine,
7348 rest_of_handle_if_after_combine, pass_if_after_combine,
7349 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7350 pass_if_after_reload): New.
7351 * integrate.c (pass_initial_value_sets): New.
7352 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7353 pass_purge_lineno_notes): New.
7354 * mode-switching.c (rest_of_handle_mode_switching,
7355 pass_mode_switching): New.
7356 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7357 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7359 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7360 pass_loop_optimize): New.
7361 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7363 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7365 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7366 pass_postreload_cse): New.
7367 * profile.c (gate_handle_profiling, pass_profiling,
7368 rest_of_handle_branch_prob, pass_branch_prob): New.
7369 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7370 pass_split_before_regstack, gate_handle_split_before_regstack,
7371 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7372 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7373 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7374 pass_stack_regs): New.
7375 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7376 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7377 pass_stack_adjustments): New.
7378 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7379 pass_regrename): New.
7380 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7381 pass_delay_slots, gate_handle_machine_reorg,
7382 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7383 * rtl.h (extern void purge_line_number_notes): New.
7384 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7385 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7387 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7389 * value-prof.c (gate_handle_value_profile_transformations,
7390 rest_of_handle_value_profile_transformations,
7391 pass_value_profile_transformations): New.
7392 * var-tracking.c (gate_handle_var_tracking,
7393 pass_variable_tracking): New.
7394 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7396 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7397 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7398 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7399 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7400 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7401 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7402 rest_of_handle_gcse2, rest_of_handle_regmove,
7403 rest_of_handle_tracer, rest_of_handle_if_conversion,
7404 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7405 rest_of_handle_web, rest_of_handle_branch_prob,
7406 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7407 rest_of_handle_jump_bypass, rest_of_handle_combine,
7408 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7409 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7410 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7411 rest_of_handle_mode_switching, rest_of_handle_jump,
7412 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7413 rest_of_handle_flow2, rest_of_handle_jump2,
7414 rest_of_handle_peephole2, rest_of_handle_postreload,
7415 rest_of_handle_shorten_branches, rest_of_clean_state,
7416 rest_of_compilation): Remove.
7418 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7419 * passes.c (dump_flags, in_gimple_form, all_passes,
7420 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7421 register_dump_files, next_pass_1, last_verified, execute_todo,
7422 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7423 from tree-optimize.c.
7424 (init_optimization_passes): Moved from tree-optimize.c,
7425 adding the RTL optimizations.
7426 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7427 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7428 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7429 register_dump_files, next_pass_1, last_verified, execute_todo,
7430 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7431 init_tree_optimization_passes, ipa_passes): Delete.
7432 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7434 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7435 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7437 (ipa_passes): Remove.
7438 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7439 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7440 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7441 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7442 (dump_info_p, dump_flag): Moved to tree-dump.h.
7444 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7446 * passes.c (finish_optimization_passes): Use dump_begin
7447 and dump_end, TDI_end.
7448 (gate_rest_of_compilation): New.
7449 (pass_rest_of_compilation): Use it.
7450 (gate_postreload, pass_postreload): New.
7451 * toplev.c (general_init): Rename init_tree_optimization_passes.
7452 * toplev.h (init_tree_optimization_passes): Rename to
7453 init_optimizations_passes.
7454 * tree-dump.c (dump_flag): Make static.
7455 (dump_files): Remove RTL dumps.
7456 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7457 pass_cleanup_cfg, pass_free_cfg_annotations,
7458 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7459 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7460 * tree-pretty-print.c: Include tree-pass.h.
7461 * cgraph.c: Include tree-dump.h.
7463 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7465 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7466 Only fall back to saying it points to readonly memory if
7469 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7471 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7472 * config/m32r/m32r.c (m32r_compute_frame_size,
7473 m32r_expand_prologue): Take current_function_profile into
7474 account whenever we reference
7475 current_function_uses_pic_offset_table.
7476 (m32r_finalize_pic): Remove.
7477 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7479 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7481 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7482 instead of $<. Don't remove ./as if it already exists.
7484 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7487 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7488 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7489 for complex modes when generating code for PA 1.0.
7490 (VALID_FP_MODE_P): New macro.
7491 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7492 sets for all general and floating point modes. Align wide floating
7493 point modes to even register boundaries to comply with architectural
7495 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7496 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7497 (VALID_FP_MODE_P): New macro.
7498 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7499 sets for all general and floating point modes. Align wide floating
7500 point modes to even register boundaries to comply with architectural
7503 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7505 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7508 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7510 * tree-ssa-structalias.c: Don't include expr.h.
7512 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7514 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7517 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7519 Fix PR tree-optimization/22279
7521 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7524 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7526 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7528 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7530 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7531 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7532 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7533 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7534 config/stormy16/stormy16.c, config/v850/v850.c,
7535 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7536 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7537 Avoid "." or "\n" at end of diagnostics and capital letters at
7538 start of diagnostics.
7539 * combine.c, cse.c: Don't translate dump file output.
7540 * toplev.c (print_version): Only translate output if going to
7543 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7545 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7546 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7549 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7551 * pa.c (fix_range): Fix typo in comment.
7553 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7555 * tree-vrp.c (extract_range_from_assert): Replace
7556 fold (build (...)) with fold_build2.
7558 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7560 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7561 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7562 (format_types_orig, handle_format_attribute): Add support for
7565 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7567 * varasm.c (assemble_variable): Fix format specifier thinko.
7569 2005-07-03 Ira Rosen <irar@il.ibm.com>
7571 PR tree-optimization/22029 (and 22135)
7572 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7573 a phi node before calling dump_vops.
7575 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7577 * tree-dump.h (dump_string_field): Declare.
7578 * tree-dump.c: Use it instead of dump_string.
7579 (dump_string_field): Make non-static.
7581 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7583 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7584 up the minimal CFG stuff always when optimize > 0. Call
7585 split_all_insns_noflow in PIC case if needed.
7587 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7588 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7591 * c-decl.c (c_write_global_declarations): Dump contents of
7593 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7594 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7595 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7596 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7599 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7601 * c-common.h (GCC_DIAG_STYLE): Define.
7602 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7603 version for format checking to 4.1.
7604 * c-format.c: Include toplev.h after c-common.h.
7605 (enum format_type): Add gcc_tdiag_format_type.
7606 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7607 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7608 (format_types_orig): Add gcc_tdiag.
7609 (init_dynamic_diag_info): Support gcc_tdiag formats.
7610 (handle_format_attribute): Likewise.
7611 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7612 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7613 version for format checking to 4.1.
7614 (warning0, warning, error, pedwarn, sorry): Use
7616 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7617 (finish_aliases_1): Do not use %qE.
7618 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7619 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7620 Correct format bugs.
7621 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7622 parameter to unsigned HOST_WIDE_INT.
7623 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7625 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7628 * expr.c (write_complex_part): Use adjust_address for MEM.
7629 (read_complex_part): Same.
7631 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7633 Fix PR tree-optimization/22280
7635 * tree-sra.c (generate_element_init): Remove useless loop.
7637 2005-07-02 Richard Henderson <rth@redhat.com>
7639 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7641 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7643 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7646 * fold-const.c (fold_binary): Handle the return value of
7647 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7648 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7650 2005-07-02 Jeff Law <law@redhat.com>
7652 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7653 a eliminate type conversion which feeds an equality comparison
7654 if the original type or either operand in the comparison is a
7657 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7659 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7660 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7662 * config/avr/avr.c: Do not use '`' as left quote.
7663 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7664 Remove "." from end of diagnostics. Make diagnostics start with
7667 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7668 Joseph S. Myers <joseph@codesourcery.com>
7670 * toplev.c (default_tree_printer): Handle setting location with
7672 * c-objc.common.c (c_tree_printer): Likewise.
7673 * c-format.c (gcc_diag_flag_specs): Add '+'.
7674 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7675 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7677 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7678 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7679 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7680 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7681 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7682 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7683 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7684 format arguments where %J is used without %D.
7686 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7688 * gcc.c (LINK_SSP_SPEC): Define.
7689 (link_ssp_spec): New variable.
7690 (LINK_COMMAND_SPEC): Add %(link_ssp).
7691 (static_specs): Add link_ssp_spec.
7692 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7693 * configure: Rebuilt.
7694 * config.in: Rebuilt.
7696 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7697 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7698 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7699 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7700 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7701 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7702 -0x7008(2) instead of reading __stack_chk_guard variable.
7703 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7705 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7706 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7707 if TARGET_THREAD_SSP_OFFSET is defined.
7708 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7709 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7712 2005-06-27 Richard Henderson <rth@redhat.com>
7713 * libgcc-std.ver (GCC_4.1.0): New.
7714 * libgcc.h (__stack_chk_guard): Declare.
7715 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7716 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7717 * mklibgcc.in (lib2funcs): Add them.
7719 2005-07-01 Richard Henderson <rth@redhat.com>
7721 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7722 void * before struct sigcontext *.
7723 (x86_fallback_frame_state): Likewise.
7725 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7727 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7729 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7732 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7733 we check for SSA_NAME for.
7735 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7737 Fix PR tree-optimization/22071
7739 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7741 (get_constraint_for_component_ref): Use it.
7743 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7746 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7747 print out the last new line.
7749 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7751 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7752 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7753 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7754 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7755 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7756 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7757 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7758 (enum reg_class): New member CC0_REGS.
7759 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7760 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7761 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7762 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7763 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7764 Adjust for register now described.
7766 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7769 * config/i386/i386.md (stack_protect_test_si,
7770 stack_protect_test_di): Add earlyclobber for scratch 3.
7771 * config/rs6000/rs6000.md (stack_protect_testsi,
7772 stack_protect_testdi): Add earlyclobber for scratch 3,
7773 remove earlyclobber from scratch 4.
7775 Older entries for 2005 can be found in ChangeLog-2005.