1 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7 (and64_2_operand): Tweak to use predicate.
8 (and_operand): Adjust for mask_operand changes.
9 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
10 (print_operand): Likewise.
11 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
12 (mask64_1or2_operand): Delete.
13 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
14 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
15 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
16 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
17 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
18 (rotldi3_internal4): Likewise.
19 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
20 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
21 (ashldi3_internal7): Likewise.
22 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
23 (ashldi3_internal, ashldi3_internal9 split): Likewise.
24 (anddi3 split): Don't match mask64_operand.
25 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
26 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
27 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
28 't' splitter predicate.
29 (movdi_internal64 + 2): Revert 2005-06-11 change.
31 2005-08-31 DJ Delorie <dj@redhat.com>
33 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
34 (m32c_asm_integer): Add support for 32 bit pointers.
36 2005-08-31 Richard Henderson <rth@redhat.com>
38 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
39 component-like references for setting MEM_NOTRAP_P.
41 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
42 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
44 2005-08-31 Richard Henderson <rth@redhat.com>
46 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
47 into a pseudo before applying gen_lowpart.
49 2005-08-31 Geoffrey Keating <geoffk@apple.com>
51 * doc/install.texi (Specific): Update cctools version required
52 for full functionality.
53 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
54 linkers as -macosx_version_min.
56 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
59 * sh.c (print_operand, %R and %S): Add handling of floating point
60 registers, memory, constants and invalid operands.
62 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
64 * ipa-pure-const.c: Change dump name.
66 2005-08-31 Uros Bizjak <uros@kss-loka.si>
69 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
70 to "reg_or_0_operand".
71 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
73 2005-08-31 Dale Johannesen <dalej@apple.com>
75 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
76 loops that count down.
78 2005-08-31 Richard Henderson <rth@redhat.com>
81 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
82 (fixup_eh_region_note): New.
83 (reload_as_needed): Call it.
84 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
85 don't call find_many_sub_basic_blocks; call verify_flow_info.
86 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
87 (keep_stack_depressed): Likewise.
88 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
90 2005-08-31 Richard Henderson <rth@redhat.com>
92 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
95 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
97 * expr.c (expand_expr_real_1): Compare size of address
98 mode to target's address mode size in deciding expansion of
101 2005-08-31 Richard Guenther <rguenther@suse.de>
104 * expr.c (all_zeros_p): New function.
105 (expand_expr_real_1): Handle the case of an all-zero
106 non-addressable constructor separately.
108 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
110 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
111 arguments, adjust all callers.
112 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
114 2005-08-30 Richard Henderson <rth@redhat.com>
117 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
118 whenever the mode sizes match.
120 2005-08-31 Alan Modra <amodra@bigpond.net.au>
122 * calls.c (load_register_parameters): Fix comment typo.
123 * expr.c (emit_push_insn): Comment formatting.
125 2005-08-30 Ian Lance Taylor <ian@airs.com>
127 * config/i386/x-cygwin (host-cygwin): Change dependency from
128 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
130 2005-08-29 Geoffrey Keating <geoffk@apple.com>
132 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
135 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
138 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
141 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
144 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
145 beginning. Remove $(INCLUDES) from all the rules, if following
146 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
148 2005-08-29 Jakub Jelinek <jakub@redhat.com>
151 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
152 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
153 not constant, but maxlen is, don't set len to maxlen, rather
154 set maxlen to len if len is a constant.
156 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
158 PR tree-optimization/23475
159 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
162 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
164 Fix PR middle-end/22455
166 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
167 Checksum only the parts of the tree that exist for the tree code.
169 2005-08-28 Dale Johannesen <dalej@apple.com>
171 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
173 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
175 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
177 2005-08-28 Richard Henderson <rth@redhat.com>
179 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
180 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
183 2005-08-28 Jakub Jelinek <jakub@redhat.com>
186 * builtins.c (get_memory_rtx): Don't strip nops
187 in between COMPONENT_REFs.
189 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
192 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
194 (gimplify_modify_expr): Check for zero sized types and gimplify the
195 rhs and lhs as statements.
197 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
200 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
201 state for return address column of signal frames.
203 2005-08-27 David Edelsohn <edelsohn@gnu.org>
206 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
207 bytes >= 2 not bytes == 2.
208 (expand_block_move): Same.
210 2005-08-27 Richard Guenther <rguenther@suse.de>
213 * config/i386/sse.md (sse2_movsd): Add missing closing
216 2005-08-27 Paul Brook <paul@codesourcery.com>
218 * genrecog.c (enum decision_type): Add DT_num_insns.
219 (struct decision_test): Add u.num_insns.
220 (add_to_sequence): Add DT_num_insns test.
221 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
222 (write_cond, debug_decision_2): Ditto.
223 (change_state): Assume peep2_next_insn never fails.
224 Remove "afterward" argument.
225 (write afterward, write_tree): Update to match.
226 * recog.c (peep2_current_count): New variable.
227 (peep2_next_insn): Check it.
228 (peephole2_optimize): Set peep2_current_count.
229 * recog.h (peep2_current_count): Declare.
231 2005-08-26 Josh Conner <jconner@apple.com>
234 * ipa-pure-const.c (check_tree): Check for volatile-ness
235 when considering a dereference.
237 2005-08-27 Jakub Jelinek <jakub@redhat.com>
239 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
241 2005-08-26 Jakub Jelinek <jakub@redhat.com>
243 PR rtl-optimization/23561
244 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
245 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
246 at most LEN bytes long memory fits into the field.
247 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
248 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
249 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
251 2005-08-26 Richard Henderson <rth@redhat.com>
254 * loop.c (biased_biv_may_wrap_p): New.
255 (maybe_eliminate_biv_1): Use it to suppress non-equality
256 comparison transformations. Delete disabled code.
258 2005-08-26 Ian Lance Taylor <ian@airs.com>
260 * combine.c (make_extraction): Avoid reference outside object.
262 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
264 * stor-layout.c (finalize_type_size): Restore behaviour for
265 non-aggregate types to the status quo ante of the patch for
266 pr 23467. Document why it matters.
268 2005-08-26 Jakub Jelinek <jakub@redhat.com>
271 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
272 array by one element, initialize the BT_LAST element with NULL.
274 2005-08-26 David Edelsohn <edelsohn@gnu.org>
276 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
279 (compare_plus_eqsi): Same.
280 (plus_eqsi_compare): Same.
281 (neg_eq0<mode>): Same.
282 (neg_eq<mode>): Same.
284 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
287 2005-08-26 Nick Clifton <nickc@redhat.com>
289 * config/v850/v850.c (ep_memory_operand): Return FALSE if
290 TARGET_EP is not defined.
291 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
292 TARGET_EP is enabled.
293 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
294 * config/v850/v850.md (save_all_interrupt): Only use the EP
295 register if TARGET_EP is defined.
296 (restore_all_interrupt): Likewise.
297 * config/v850/lib1funcs.asm: Update functions so that the EP
298 register is only used if __EP__ is defined.
300 2005-08-26 David Ung <davidu@mips.com>
302 * config/mips/mips.c (mips_expand_prologue): Handle case when
303 generating for MIPS16 and the outgoing argument area is more than
304 SMALL_OPERAND. Use the frame pointer as temporary to generate the
307 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
309 * config/crx/crx.md: Make doloop_end pattern usage controllable
310 via mloop-nesting=<max-nesting> command line switch. Make sure
311 the combiner cannot use doloop_end_<mode> in an illegal way.
312 * config/crx/crx.c: Use regs up to r6 for argument passing.
313 Refine crx_address_cost (non cst4 displacements are expensive).
314 * config/crx/crx.opt: Add switch for mloop-nesting=.
316 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
318 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
319 (UNSPEC_MVST): New constant.
321 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
323 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
324 Reject operands containing eliminable registers.
325 * testsuite/gcc.dg/20050825-1.c: New testcase.
327 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
328 Jan Hubicka <jh@suse.cz>
330 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
332 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
334 PR tree-optimization/23546
335 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
338 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
340 * params.def (PARAM_MIN_SPEC_PROB): New.
341 * sched-rgn.c (MIN_PROBABILITY): Delete.
342 (compute_trg_info): Convert to PARAM_VALUE.
343 * doc/invoke.texi (param): Document min-spec-prob.
345 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
347 * config/darwin.h: define __PIC__
348 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
349 TARGET_OS_CPP_BUILTINS macro.
351 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
353 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
356 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
358 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
360 * cfghooks.c (duplicate_block): Added position where to place
361 new block as argument.
362 * cfghooks.h (duplicate_block): Declaration changed.
363 * cfglayout.c (copy_bbs): Add argument after. Pass it to
365 * cfglayout.h (copy_bbs): Declaration changed.
366 * cfgloop.h (loop_version): Declaration changed.
367 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
368 position to copy_bbs.
369 (loop_version): Pass position to duplicate_loop_to_header_edge.
370 Add place_after argument and position new blocks according to
372 * modulo-sched.c (sms_schedule): Pass place_after argument
374 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
375 * tree-cfg.c (split_edge_bb_loc): New function.
376 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
377 to determine position of new blocks.
378 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
380 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
381 argument to duplicate_block.
382 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
383 Pass position to copy_bbs.
385 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
387 * fold-const.c (ptr_difference_const): Use
388 cst_and_fits_in_hwi instead of host_integerp.
390 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
392 * config/darwin.c (gen_pic_offset): New.
393 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
396 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
398 PR tree-optimization/23486
399 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
401 2005-08-23 Phil Edwards <phil@codesourcery.com>
403 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
405 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
407 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
408 configuration files to override the default value.
410 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
411 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
412 * config/vx-common.h: New file, split out from...
413 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
414 * config/vxworksae.h: New file, for VxWorks AE.
415 * config/vxworks.opt: New file.
416 * config/vxlib.c: Update for VxWorks 6.
418 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
419 other MULTILIB_* variables appropriately.
420 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
421 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
422 * config/rs6000/vxworks.h: Update for VxWorks 6.
423 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
425 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
428 * config/darwin.c (machopic_select_section): Remove the hack to
429 mark "::operator new" and "::operator delete" for coalescing
430 even though they are not weak.
432 2005-08-24 Alan Modra <amodra@bigpond.net.au>
434 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
435 * configure: Regenerate.
437 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
440 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
442 * convert.c (convert_to_integer, convert_to_vector): Likewise.
443 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
446 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
448 * config/rs6000/predicates.md (equality_operator): New.
449 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
450 comparison with a large constant.
452 2005-08-23 Mark Mitchell <mark@codesourcery.com>
454 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
456 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
458 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
459 registers is even, and we have a hardware double precision fp,
461 (sh_gimplify_va_arg_expr): For floating point arguments, consider
462 size of current argument when checking if argument was passed in
465 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
468 * stor-layout.c (finalize_type_size): Dont override
469 existing alignment with a smaller alignment from the mode.
471 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
473 * lambda-code.c (lambda_vector_lexico_pos): Moved...
474 * lambda.h (lambda_vector_lexico_pos): ... here.
475 * tree-data-ref.c (build_classic_dist_vector): Return false when
476 the distance vector is lexicographically negative.
478 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
480 PR tree-optimization/23511
481 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
482 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
484 2005-08-23 Jakub Jelinek <jakub@redhat.com>
486 PR tree-optimization/22043
487 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
488 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
489 If ALLOW_FLEXARR, handle types ending with flexible array member.
490 Pass false as second argument to recursive count_type_elements calls.
491 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
492 argument to count_type_elements call.
493 * tree-sra.c (decide_block_copy): Likewise.
494 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
495 for a constant-sized object, set cleared as well. Pass true as
496 second argument to count_type_elements call.
498 2005-08-23 Alan Modra <amodra@bigpond.net.au>
501 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
502 from legitimate_small_data_p, and make global. Update use.
503 Remove forward declaration.
504 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
506 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
508 2005-08-23 David Edelsohn <edelsohn@gnu.org>
510 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
511 of scratch intermediates.
512 (eq<mode>_compare): Same.
513 (neg_eq0<mode>): New.
514 (neg_eq<mode>): Convert to define_insn_and_split.
516 2005-08-23 Alan Modra <amodra@bigpond.net.au>
519 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
520 stdarg functions, set/clear the fp marker even when no variable
522 * config/rs6000/sysv4.opt (mprototype): Describe.
524 2005-08-22 Jakub Jelinek <jakub@redhat.com>
526 PR rtl-optimization/23478
527 * regs.h (reg_info): Add throw_calls_crossed.
528 (REG_N_THROWING_CALLS_CROSSED): Define.
529 * flow.c (allocate_reg_life_data): Initialize
530 REG_N_THROWING_CALLS_CROSSED.
531 (propagate_one_insn, attempt_auto_inc): Update
532 REG_N_THROWING_CALLS_CROSSED.
533 * global.c (global_alloc): Don't allocate pseudos across
534 calls that may throw.
536 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
539 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
540 value is inbetween the range if we did not find an exact match.
542 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
544 * doc/invoke.texi (Option Summary): Add ms1 options.
545 * doc/extend.texi: Document interrupt handler attribute for ms1.
546 * doc/md.texi: Document ms1 constraints.
547 * config.gcc: Add ms1-*-elf.
548 * config/ms1/ms1.h: New.
549 * config/ms1/ms1.c: New.
550 * config/ms1/ms1.md: New.
551 * config/ms1/ms1-protos.h: New.
552 * config/ms1/ABI.txt: New.
553 * config/ms1/crti.asm: New.
554 * config/ms1/crtn.asm: New.
555 * config/ms1/lib2extra-funcs.c: New.
556 * config/ms1/t-ms1: New.
557 * config/ms1/ms1.opt: New.
559 2005-08-22 Ira Rosen <irar@il.ibm.com>
561 * config/rs6000/altivec.md (xorv4sf3): New.
562 (negv4sf2, neg<mode>2): Likewise.
564 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
567 * config/ia64/ia64.md (divsi3): Check divide by zero.
572 2005-08-21 Jakub Jelinek <jakub@redhat.com>
574 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
575 up to elem_bitsize bits, not max_bitsize.
577 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
579 PR tree-optimization/23433
580 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
581 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
583 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
585 PR tree-optimization/23434
586 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
587 the iteration bound is not an INTEGER_CST.
589 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
591 * tree-vect-transform.c (get_initial_def_for_reduction): Set
592 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
593 NULL if need_epilog_adjust is false.
594 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
595 Case 3 always peels first itration, not just for PLUS case, and no need
596 to use scalar_initial_def here. Create an epilog adjustment only if
597 scalar_initial_def is not NULL.
599 (vectorizable_reduction): Remove assert.
601 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
604 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
605 (__moddi3): Likewise.
606 (__udivdi3): Likewise.
607 (__umoddi3): Likewise.
608 (__divsi3): Likewise.
609 (__modsi3): Likewise.
610 (__udivsi3): Likewise.
611 (__umodsi3): Likewise.
613 2005-08-20 Jakub Jelinek <jakub@redhat.com>
615 * tree-pass.h (TDF_GRAPH): Define.
616 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
617 * passes.c (finish_optimization_passes): Only call
618 finish_graph_dump_file if TDF_GRAPH is set.
619 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
620 NULL. Set TDF_GRAPH bit.
621 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
623 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
625 * arm.h (arm_stack_offsets): Add locals_base field.
626 * arm.c (arm_get_frame_offsets): Compute it.
627 (thumb_compute_initial_elimination offset): Make the Thumb frame
628 pointer point to the base of the local variables.
629 (thumb_expand_prologue): Update accordingly.
630 (thumb_expand_epilogue): Likewise.
632 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
633 mode of clobbered scratch to DImode. Handle a case that's known to
636 2005-08-19 David Edelsohn <edelsohn@gnu.org>
638 * config/rs6000/rs6000.md (gt0<mode>): Delete.
639 (gt0<mode>_compare): Delete.
640 (neg_gt0<mode>): Delete.
642 2005-08-19 Eric Christopher <echristo@apple.com>
644 * optabs.h: Change CTI_ to COI_.
647 2005-08-19 James E Wilson <wilson@specifix.com>
649 * builtins.c (expand_builtin_return_addr): Set
650 current_function_accesses_prior_frames when count != 0. Use
651 frame_pointer_rtx when count == 0.
652 * function.h (struct function): Add accesses_prior_frames field.
653 (current_function_accesses_prior_frames): Define.
654 * reload1.c (init_elim_table): Check
655 current_function_accesses_prior_frames.
656 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
658 2005-08-19 Diego Novillo <dnovillo@redhat.com>
660 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
661 indicator. Return true if the flowgraph changed during
664 2005-08-19 Diego Novillo <dnovillo@redhat.com>
667 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
668 conditional expression before testing its value.
670 2005-08-19 Diego Novillo <dnovillo@redhat.com>
672 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
674 2005-08-19 Devang Patel <dpatel@apple.com>
676 PR tree-optimization/23048
677 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
678 third parameter. Check whether latch is dominated by exit
680 (if_convertible_loop_p): Supply exit block itself to
683 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
686 * arm.md (arm_load_pic_register): Change argument to the mask of
687 saved registers. Call thumb_find_work_register if we need a
688 scratch register on Thumb.
689 (arm_expand_prologue): Pass empty register set to
690 arm_load_pic_register.
691 (thumb_expand_prologue): Pass live_regs_mask directly to
692 arm_load_pic_register.
693 * arm-protos.h (arm_load_pic_register): Update prototype.
695 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
697 * sh.c (find_sole_member): New function.
698 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
699 if the record's alignment is larger than the size of its only member.
701 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
704 * arm.c (thumb_legitimize_reload_address): New function.
705 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
706 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
708 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
710 * config/crx/crx.c: Implement crx_decompose_address. Reject
711 symbolic displacements since CRX register relative adressing
712 mode can't handle unsigned 32-bit values as displacements.
713 * config/crx/crx.h: Simplify definitions, remove redundant
714 parenthesis and obsolete macros.
715 * config/crx/crx.opt: Add new switch for debugging addresses.
716 * config/crx/crx-protos.h: Add new declarations for above.
718 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
721 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
724 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
726 * collect2.c (dup2): Delete.
727 * configure.ac: Don't check for dup2.
729 * config.in, configure: Regenerate.
731 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
733 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
734 record with the type of its only member.
736 2005-08-18 David Edelsohn <edelsohn@gnu.org>
738 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
739 define_insn_and_split.
740 (plus_ltu<mode>_compare): Same.
741 (gtu<mode>_compare): Same.
742 (plus_gtu<mode>_compare): Same.
744 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
746 PR tree-optimization/22228
747 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
749 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
750 are recorded in vect_vnames_to_rename for renaming.
751 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
752 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
753 in vect_vnames_to_rename.
754 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
755 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
757 2005-08-18 Jan Hubicka <jh@suse.cz>
760 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
761 info only for local statics, not for member variables.
763 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
765 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
767 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
769 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
771 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
774 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
776 2005-08-17 James E Wilson <wilson@specifix.com>
778 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
781 2005-08-17 David Edelsohn <edelsohn@gnu.org>
783 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
784 (leu<mode>_compare): Same.
785 (plus_leu<mode>): Same.
786 (neg_leu<mode>): Same.
787 (and_neg_leu<mode): Same.
788 (ltu<mode>_compare): Same.
789 (plus_ltu<mode>): Same.
791 (geu<mode>_compare): Same.
792 (plus_geu<mode>): Same.
793 (neg_geu<mode>): Same.
794 (and_neg_geu<mode>): Same.
795 (plus_gt<mode>): Same.
796 (gtu<mode>_compare): Same.
797 (plus_gtu<mode>): Same.
799 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
801 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
802 Move call_table_data to end. Delete spurious .text.
803 (callt_save_all_interrupt): Fix comment typo.
805 2005-08-17 James E Wilson <wilson@specifix.com>
806 Kevin Winchester <winchester@amirix.com>
809 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
811 2005-08-17 Uros Bizjak <uros@kss-loka.si>
814 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
815 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
817 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
819 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
820 record with the type of its only member if the modes don't match.
822 * varasm.c (decode_reg_name): Skip empty additional register names.
824 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
826 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
827 lsm_tmp_name_length): New.
828 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
829 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
831 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
832 Andreas Krebbel <krebbel1@de.ibm.com>
834 * config.gcc: Added z9-109 switch.
835 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
836 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
837 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
838 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
839 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
840 for "z9_109" cpu attribute.
841 * config/s390/s390.c (z9_109_cost): New processor cost structure.
842 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
843 (s390_handle_arch_option): Added z9-109 switch.
844 (override_options): Set respective cost function for z9-109.
845 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
846 (legitimate_reload_constant_p): Accept extended immediates.
847 (print_operand): Three new output modifiers added: k, m and o.
848 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
849 (s390_output_mi_thunk): Use extended immediate when possible.
850 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
851 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
852 (CONSTRAINT_LEN): Added length of O constraint.
853 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
854 * config/s390/s390.md ("cpu"): New value z9_109 added.
855 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
856 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
857 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
858 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
859 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
860 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
861 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
862 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
863 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
864 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
865 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
866 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
867 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
868 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
869 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
871 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
872 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
873 insns for TARGET_EXTIMM.
875 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
877 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
879 2005-08-17 Nick Clifton <nickc@redhat.com>
881 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
882 Call default_encode_section_info.
884 2005-08-17 Steven Bosscher <stevenb@suse.de>
886 PR tree-optimization/21574
887 * tree-ssa-ccp.c (likely_value): If the right hand side is a
888 constant, return CONSTANT.
889 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
890 (ccp_fold, visit_assignment): Likewise.
891 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
893 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
895 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
896 fold_buildN instead of buildN then fold_initializer or fold.
897 (build_unary_op): Likewise.
898 (build_binary_op): Likewise.
899 * fold-const.c (fold_initializer): Remove.
900 (fold_build1_initializer): New function.
901 (fold_build2_initializer): New function.
902 (fold_build3_initializer): New function.
903 * tree.h (fold_initializer): Remove.
904 (fold_build1_initializer): New function.
905 (fold_build2_initializer): New function.
906 (fold_build3_initializer): New function.
908 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
910 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
911 (try_move_mult_to_index): Call fold_build2 instead of build2.
912 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
913 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
914 fold_binary_to_constant.
915 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
917 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
918 check if A == gcd (A, B). Remove TYPE argument.
919 (analyze_offset) Use fold_build2 instead of fold (build.
920 (create_data_ref): Likewise.
921 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
922 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
925 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
927 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
928 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
930 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
933 * gimplify.c (zero_sized_type): New function.
934 (gimplify_modify_expr_rhs): If we have a zero sized type,
935 replace the statement with an empty statement.
937 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
939 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
942 2005-08-16 Ian Lance Taylor <ian@airs.com>
944 * doc/tm.texi (Label Output): Correct typo.
946 2005-08-16 Steven Bosscher <stevenb@suse.de>
949 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
950 force_operand will work later on using have_insn_for.
952 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
954 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
956 2005-08-16 Ian Lance Taylor <ian@airs.com>
959 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
960 vector type, don't try to construct it element by element. Add an
961 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
963 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
965 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
967 2005-08-16 Geoffrey Keating <geoffk@apple.com>
969 * doc/invoke.texi (Precompiled Headers): Document some more options
970 which are known to be safe.
972 2005-08-16 James E Wilson <wilson@specifix.com>
974 PR tree-optimization/21105
975 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
978 2005-08-16 David Edelsohn <edelsohn@gnu.org>
980 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
981 (neg_ltu<mode>): Same.
983 (neg_gtu<mode>): Same.
985 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
987 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
988 (fold_builtin_isdigit): Use fold_buildN.
989 (build_function_call_expr): Likewise.
990 * c-typeck.c (c_finish_loop): Likewise.
992 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
993 Richard Shann <rshann@superh.com>
996 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
998 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
1000 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
1002 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
1005 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
1006 arm_compure_save_reg0_reg12_mask to determine when the PIC register
1009 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1012 * fold-const.c (build_range_check): Disable optimization for function
1013 pointer expressions on targets that require function pointer
1016 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
1018 * simplify-rtx.c (simplify_const_relational_operation): When
1019 extracting arguments of a COMPARE, recompute the mode as well.
1021 2005-08-15 Ian Lance Taylor <ian@airs.com>
1023 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
1025 2005-08-15 DJ Delorie <dj@redhat.com>
1027 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
1029 (movsi_splittable): Allow, but split, moves to the stack.
1030 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
1033 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1035 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
1036 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
1037 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
1039 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
1040 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
1041 Delete HOST_PTR_PRINTF.
1043 * configure, config.in: Regenerate.
1045 2005-08-15 David Edelsohn <edelsohn@gnu.org>
1047 * config/rs6000/rs6000.md (QHSI): New mode macro.
1048 (wd): Extend mode attr for QImode and HImode
1049 (dbits): New mode attr.
1050 (zero_extend<mode>di2): Convert to mode macro.
1052 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1055 * doc/invoke.texi (-mgnu-ld): Update description.
1058 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1061 * Makefile.in (tree-chrec.o): Depends on real.h.
1062 * tree-chrec.c: Include real.h.
1063 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1064 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1065 * tree-scalar-evolution.c (add_to_evolution_1,
1066 interpret_rhs_modify_expr): Ditto.
1068 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1071 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1072 step is negative compute the estimation from init downwards to zero.
1074 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1076 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1078 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1080 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1082 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1083 Accept double-word constants that can be split.
1084 * config/s390/s390.md ("movti"): Use 'P' constraint.
1085 ("*movdi_31", "*movdf_31"): Likewise.
1087 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1089 Fix PR tree-optimization/22615
1091 * tree-ssa-structalias.c (solution_set_add): Handle
1092 first_vi_for_offset returning NULL.
1093 (do_da_constraint): Ditto.
1094 (do_sd_constraint): Ditto.
1095 (do_ds_constraint): Ditto
1096 (find_func_aliases): Ditto.
1097 (build_constraint_graph): RHS is allowed be ANYTHING.
1098 (first_vi_for_offset): Return NULL if we couldn't find anything at
1101 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1103 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1104 over memory as first operand.
1106 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1109 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1110 available for setting it.
1112 2005-08-14 Ira Rosen <irar@il.ibm.com>
1114 PR tree-optimization/23320
1115 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1116 data-refs' types instead of base object nullness. Add check for
1117 pointer type data-refs before first location comparison. Remove
1120 2005-08-14 Andreas Schwab <schwab@suse.de>
1122 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1124 2005-08-13 James E Wilson <wilson@specifix.com>
1126 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1127 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1128 -fstack-protector-all, --param ssp-buffer-size): Document.
1129 (-Wvariadic-macros): Alphabetize.
1130 (-fsched-stalled-insns-dep): Add missing 'f'.
1132 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1135 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1137 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1138 or indirect address operand.
1139 (EXTRA_ADDRESS_CONSTRAINT): New.
1140 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1142 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1144 PR tree-optimization/22236
1145 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1146 successors and predecessors.
1147 * tree-chrec.c (chrec_convert): Before converting, check that
1148 sequences don't wrap.
1149 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1150 (analyze_array): Extern.
1151 (find_data_references_in_loop): Remove call to
1152 compute_estimated_nb_iterations.
1153 * tree-data-ref.h (analyze_array): Declared.
1154 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1155 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1156 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1157 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1159 * tree-ssa-loop-ivcanon.c: Fix documentation.
1160 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1161 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1162 (infer_loop_bounds_from_undefined): New.
1163 (estimate_numbers_of_iterations_loop): Use
1164 infer_loop_bounds_from_undefined.
1165 (used_in_pointer_arithmetic_p): New.
1166 (scev_probably_wraps_p): Pass an extra parameter. Call
1167 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1168 (convert_step): Fix documentation.
1169 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1170 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1171 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1172 scev_probably_wraps_p.
1174 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1176 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1177 (s390_register_info): Ignore clobbered_regs information for fixed
1178 registers, and only fixed registers.
1179 (s390_init_frame_layout): Remove redundant call.
1181 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1183 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1184 description of -Wold-style-casts.
1186 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1187 Jakub Jelinek <jakub@redhat.com>
1189 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1190 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1191 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1192 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1193 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1194 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1195 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1196 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1197 ("stack_protect_set", "stack_protect_test"): New expanders.
1198 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1199 "stack_protect_testdi"): New insn definitions.
1201 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1203 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1205 2005-08-12 Paul Brook <paul@codesourcery.com>
1207 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1209 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1211 * config/s390/predicates.md (setmem_operand): New predicate.
1212 (shift_count_operand): Accept ANDs with special constants as
1214 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1215 with special constants.
1216 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1217 shift_count_operand with setmem_operand.
1219 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1221 * config/s390/s390.c (s390_extract_part, s390_single_part):
1223 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1224 (s390_output_mi_thunk): Don't use lg on 31 bit.
1225 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1226 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1228 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1230 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1231 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1232 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1233 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1234 with one of the new macros.
1236 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1238 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1239 Don't set save_return_addr_p.
1240 (s390_register_info): Make clobbered_regs not depending on
1243 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1245 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1246 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1248 2005-08-11 James E. Wilson <wilson@specifix.com>
1250 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1252 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1254 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1255 locations gathered by var-tracking in single entry loc_list
1256 over loc_descriptor_from_tree.
1258 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1259 pass it down to loc_descriptor.
1260 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1261 (containing_function_has_frame_base): Move earlier in the file.
1262 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1263 instead of always assuming fbreg can't be used.
1265 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1267 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1268 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1269 Accept address wrapped in AND for Altivec.
1270 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1271 Strip AND wrapping offset address for Altivec.
1273 2005-08-11 Richard Henderson <rth@redhat.com>
1276 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1277 before using TYPE_IS_SIZETYPE.
1279 2005-08-11 Richard Henderson <rth@redhat.com>
1282 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1283 insn types not present on ev4.
1284 (alphaev5_insn_pipe): Similarly.
1286 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1289 * arm.c (arm_override_options): If the user has selected callee-super-
1290 interworking, then enable normal interworking.
1292 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1294 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1297 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1299 * doc/rtl.texi: Fix two typos.
1301 2005-08-11 Richard Guenther <rguenther@suse.de>
1304 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1305 cases where we call to/from functions returning void.
1307 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1310 * tree.c (build_pointer_type_for_mode): Robustify.
1312 2005-08-10 James E Wilson <wilson@specifix.com>
1314 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1315 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1317 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1320 2005-08-10 Eric Christopher <echristo@apple.com>
1322 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1323 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1326 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1329 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1330 for the high part when generating dynamic-no-pic code.
1332 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1334 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1335 (x86_64-*-linux*): Likewise.
1337 * config/i386/crtfastmath.c: New file.
1338 * config/i386/t-crtfm: Likewise.
1340 * config/i386/linux.h (ENDFILE_SPEC): New.
1341 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1343 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1346 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1348 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1349 (vec_shl, vec_shr): Document new operations.
1350 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1352 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1354 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1355 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1356 change predicate to indexed_or_indirect_address.
1358 2005-08-10 Richard Sandiford <richard@codesourcery.com>
1360 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1361 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1362 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1363 and __aeabi_uwrite8.
1364 * config/arm/unaligned-funcs.c: New file.
1365 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1367 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
1369 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1371 * cfglayout.c (pass_insn_locators_initialize): Add dump.
1372 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1374 * except.c (pass_convert_to_eh_region_ranges): Add dump.
1375 * final.c (pass_shorten_branches): Add dump.
1376 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1377 (pass_life): Rename dump.
1378 (rest_of_handle_flow2): Remove initial verify_flow_info.
1379 * function.c (pass_instantiate_virtual_regs): Add dump.
1380 * integrate.c (pass_initial_value_sets): Add dump.
1381 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1382 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1383 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1384 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1385 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1386 gate_rtl_unrool_and_peel_loops): New.
1387 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1388 rtl_doloop): Do not look at flags.
1389 * mode-switching.c (pass_mode_switching): Add dump.
1390 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1391 pass_split_before_regstack): Add dump.
1392 * regmove.c (pass_stack_adjustments): Add dump.
1393 * tree-optimize.c (pass_fixup_cfg): Add dump.
1395 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1398 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1399 deciding which instruction sequence to use.
1401 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1403 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1404 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1406 2005-08-09 Richard Guenther <rguenther@suse.de>
1408 * c-common.c (builtin_function_2): Remove.
1409 (def_builtin_1): New function.
1410 (c_common_nodes_and_builtins): Use def_builtin_1 to
1411 build builtin functions.
1413 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1415 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1416 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1417 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1420 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1422 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1423 fold_binary instead of fold_build2 since we don't care about the
1425 (loop_niter_by_eval): Likewise.
1426 (compare_trees): Likewise.
1427 (proved_non_wrapping_p): Likewise.
1429 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1433 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1434 if the if is really empty.
1436 2005-08-09 Steven Bosscher <stevenb@suse.de>
1438 PR tree-optimization/23234
1439 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1440 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1441 argument of the new enum.
1442 (execute_cse_reciprocals): Add reciprocals for function arguments
1443 on the unique successor edge of the entry block. Update other calls
1444 to execute_cse_reciprocals_1.
1446 2005-08-08 Richard Henderson <rth@redhat.com>
1449 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1451 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1453 * expr.c (write_complex_part): Return after handling MEM.
1455 2005-08-08 Josh Conner <jconner@apple.com>
1457 PR rtl-optimization/23241
1458 * combine.c (simplify_comparison): Fix error in determining
1459 whether to lift a subreg from comparison.
1461 2005-08-08 David Edelsohn <edelsohn@gnu.org>
1464 * config/rs6000/altivec.md (vec_init<mode>): New.
1465 (vec_set<mode>): New.
1466 (vec_extract<mode>): New.
1467 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1468 (rs6000_expand_vector_set): New.
1469 (rs6000_expand_vector_extract): New.
1470 (rs6000_legitimate_offset_address_p): Offset addresses are valid
1471 for Altivec modes before reload.
1472 (altivec_expand_vec_init_builtin): New.
1473 (get_element_number): New.
1474 (altivec_expand_vec_set_builtin): New.
1475 (altivec_expand_vec_ext_builtin): New.
1476 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1478 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1480 * config/rs6000/rs6000.h (rs6000_builtins): Add
1481 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1482 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1483 * config/rs6000/rs6000-protos.h: Declare new functions.
1485 2005-08-08 Jan Hubicka <jh@suse.cz>
1487 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1488 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1489 * i386.md (movdi*): Use pic_32bit_operand.
1490 * predicates.md (pic_32bit_operand): New.
1492 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
1495 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1497 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
1499 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1500 (test_for_singularity): Use fold_build2.
1502 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1504 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
1506 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
1508 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1509 (COMMON_ASM_OP) Define.
1510 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
1511 (ix86_encode_section_info): Likewise.
1512 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
1513 SUBTARGET_ENCODE_SECTION_INFO.
1515 2005-08-06 Richard Henderson <rth@redhat.com>
1518 * tree-nested.c (convert_local_reference): Save and restore val_only
1519 around component_ref and friends. Clear walk_subtrees by default.
1521 2005-08-06 Peter O'Gorman <peter@pogma.com>
1524 * gcc.c (process_command): Check the argument to -b has a dash.
1525 * doc/invoke.texi: Update -b and -V docs.
1527 2005-08-06 James E Wilson <wilson@specifix.com>
1529 * config/mips/cross64.h, config/mips/t-cross64: Delete.
1531 2005-08-06 Michael Matz <matz@suse.de>
1533 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1534 member only if only one insn is associated with the value.
1536 2005-08-06 Nick Clifton <nickc@redhat.com>
1538 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1540 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1541 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1542 Check symbol flags instead of symbol name mangling.
1543 (xstormy16_asm_output_aligned_common): Likewise. Also
1544 simplify code since the bss100_section cass is the only case
1545 where the below100 code will be triggered.
1546 (xstormy16_encode_section_info): Encode below100 attribute
1547 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1549 (xstormy16_strip_name_encoding): Delete - this function is no
1551 (TARGET_STRIP_NAME_ENCODING): Undefine.
1552 * config/stormy16/stormy16-protos.h: Delete prototype for
1553 xstormy16_strip_name_encoding.
1555 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
1557 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1558 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1559 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1560 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1561 config/alpha/predicates.md, config/arc/arc.h,
1562 config/arm/arm.h, config/arm/ieee754-df.S,
1563 config/arm/ieee754-sf.S, config/bfin/bfin.c,
1564 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1565 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1566 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1567 config/m68hc11/m68hc11.h, config/mips/mips.c,
1568 config/mips/mips.h, config/mips/openbsd.h,
1569 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1570 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1571 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1572 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1573 config/sparc/linux.h, config/sparc/linux64.h,
1574 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1575 doc/extend.texi, doc/gcov.texi, doc/install.texi,
1576 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1577 typos. Follow spelling conventions.
1579 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
1582 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1583 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1584 specially. Check for side effects only for COND_EXPR.
1585 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1586 return with TREE_NO_WARNING.
1588 2005-08-06 Richard Sandiford <richard@codesourcery.com>
1590 PR rtl-optimization/23233
1591 * loop.c (combine_movables): Require the modes to be the same.
1592 (move_movables): Remove handling of cases where the replacement
1593 had a different mode to the original.
1595 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
1597 PR tree-optimization/23128
1598 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1599 subtraction wrap, and set TREE_OVERFLOW if they do.
1601 2005-08-05 Richard Henderson <rth@redhat.com>
1604 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1605 FORCED_LABEL labels.
1607 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
1610 * reload.c (find_reloads_subreg_address): Pass down TYPE
1611 unchanged. Change all callers except find_reloads_toplev.
1613 2005-08-05 Michael Matz <matz@suse.de>
1615 * genattrtab.c (current_alternative_string): Remove.
1616 (SIMPLIFY_ALTERNATIVE): Ditto.
1617 (attr_alt_bit_p): Ditto.
1618 (alternative_name): Make const char *.
1619 (evaluate_eq_attr): Remove use of above things.
1620 (simplify_test_exp): Ditto.
1621 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1622 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1624 2005-08-04 James E Wilson <wilson@specifix.com>
1626 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1627 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1628 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1629 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1630 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1632 2005-08-04 Richard Henderson <rth@redhat.com>
1635 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1636 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1637 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1638 if we'd have to instantiate too many members.
1640 2005-08-04 Richard Henderson <rth@redhat.com>
1643 * tree-outof-ssa.c (coalesce_asm_operands): New.
1644 (coalesce_ssa_name): Use it. Split out ...
1645 (coalesce_phi_operands, coalesce_result_decls): ... these.
1647 2005-08-04 Paul Brook <paul@codesourcery.com>
1649 * read-rtl.c (read_quoted_string): Break if EOF.
1651 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1653 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1654 (fold_build2): Likewise.
1655 (fold_build3): Likewise.
1656 (fold_build1_stat): New function prototype.
1657 (fold_build2_stat): Likewise.
1658 (fold_build3_stat): Likewise.
1659 * fold-const.c (fold_build1): Rename to ..
1660 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1661 through to build1_stat.
1662 (fold_build2): Rename to ..
1663 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1664 through to build2_stat.
1665 (fold_build3): Rename to ..
1666 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1667 through to build3_stat.
1669 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1670 Ian Lance Taylor <ian@airs.com>
1672 * function.c (assign_stack_local_1): Do not correct stack slot
1673 address if allocation size is smaller than mode size.
1675 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1678 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1679 (tree_merge_blocks): Propagate anything allowed by
1681 Clarify documentation.
1682 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1683 SSA form, schedule an update if necessary.
1685 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1687 * doc/install.texi (Binaries): Remove broken link to
1688 Sinix/Reliant Unix binaries.
1690 2005-08-03 Richard Henderson <rth@redhat.com>
1693 * function.c (stack_protect_epilogue): Export.
1694 * tree.h (stack_protect_epilogue): Declare.
1695 * calls.c (expand_call): Call it.
1697 2005-08-03 Eric Christopher <echristo@apple.com>
1699 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1700 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1703 2005-08-04 Jan Hubicka <jh@suse.cz>
1705 * profile.c (branch_prob): Split edges with goto locus on them
1706 to get proper line counts.
1707 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1709 2005-08-03 Paul Brook <paul@codesourcery.com>
1711 * function.c (assign_parms): Round current_function_args_size
1712 to PARM_BOUNDARY, not STACK_BOUNDARY.
1714 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1716 * config/i386/i386.c (x86_elf_aligned_common)
1717 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1719 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1721 PR tree-optimization/23157
1722 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1723 before emitting them.
1725 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1727 PR tree-optimization/19899
1728 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1729 * tree-scalar-evolution.c: Include real.h.
1730 (add_to_evolution): Build constant -1 of correct type.
1732 2005-08-03 Jan Hubicka <jh@suse.cz>
1734 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1735 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1736 profile updating for complette unrolling.
1737 * loop-unroll.c (peel_loop_completely): Use it.
1738 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1739 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1742 2005-08-03 Paul Brook <paul@codesourcery.com>
1744 * combine.c (can_change_dest_mode): New function.
1745 (try_combine, simplify_set): Use it.
1747 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1749 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1752 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1754 * doc/install.texi (Specific): Adjust link to openavr.org.
1755 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1756 (Binaries): Adjust HP-UX Porting Center link.
1757 (Binaries): Adjust Free Software Foundation ordering link.
1759 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1761 * convert.c (convert_to_integer): Use fold_build1 instead of
1762 build1 when converting an integer to an integer.
1764 2005-08-02 Richard Henderson <rth@redhat.com>
1766 * combine.c (combine_instructions): Don't use reg_equal/equiv
1767 results if the mode doesn't match.
1769 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1771 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1772 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1774 2005-08-02 Richard Henderson <rth@redhat.com>
1777 * explow.c (memory_address): Remove special-case for
1778 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1780 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1783 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1784 number of calls to cleanup_tree_cfg_1.
1786 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1788 * doc/invoke.texi: document file extensions .F90 and .F95
1790 2005-08-02 Richard Guenther <rguenther@suse.de>
1792 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1793 positive if its first argument is positive.
1795 2005-08-02 Richard Guenther <rguenther@suse.de>
1797 PR tree-optimization/23177
1798 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1801 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1803 PR tree-optimization/23129
1804 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1805 varying for divisions with anti-ranges.
1807 2005-08-02 Jan Hubicka <jh@suse.cz>
1809 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1810 * tree-ssa-threadupdate.c (thread_block): Add it here.
1812 2005-08-01 James E Wilson <wilson@specifix.com>
1814 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1815 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1816 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1818 * config/mips/predicates.md (const_call_insn_operand): Add check for
1819 SYMBOL_REF_LONG_CALL_P.
1820 * doc/extend.texi (long_call): Document the new attribute.
1822 2005-08-01 Ian Lance Taylor <ian@airs.com>
1823 Richard Henderson <rth@redhat.com>
1825 * Makefile.in (RTL_BASE_H): Add real.h.
1826 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1828 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1830 * rtl.c (rtl_check_failed_code_mode): New.
1831 * rtl.h (struct rtx_def): Add u.rv.
1832 (XCMWINT, XCNMPRV): New.
1833 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1834 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1836 2005-08-01 Richard Henderson <rth@redhat.com>
1838 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1839 with auto-inc codes.
1841 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1843 2005-08-01 Jan Hubicka <jh@suse.cz>
1845 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1846 * i386.c: Include dwarf2.h
1847 (asm_preferred_eh_data_format): New.
1848 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1850 2005-08-01 Ian Lance Taylor <ian@airs.com>
1852 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1853 randomize_va_space for virtual address randomization control.
1855 2005-08-01 Steven Bosscher <stevenb@suse.de>
1857 * common.opt (flag_ipa_cp): Put in right place to maintain
1860 2005-08-01 Jan Hubicka <jh@suse.cz>
1862 * profile.c (compute_value_histograms): Fix thinko.
1863 * value-prof.c: Include toplev.h
1864 (check_counter): New function.
1865 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1866 tree_mod_subtract_transform): Add sanity check.
1868 2005-08-01 Richard Guenther <rguenther@suse.de>
1870 PR tree-optimization/23133
1871 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1872 current functions parameter decls to find defs to cse
1875 2005-08-01 Richard Guenther <rguenther@suse.de>
1877 PR tree-optimization/23109
1878 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1879 If trapping math is in effect, use post-dominator information
1880 to check if we'd in any case reach a trapping point before
1881 doing the reciprocal insertion.
1882 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1883 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1884 expressions are invariant only if trapping math is not in effect.
1886 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1888 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1889 cgraph_function_versioning): New declarations.
1890 * cgraphunit.c: Add include to ipa-prop.h.
1891 (update_call_expr, cgraph_copy_node_for_versioning,
1892 cgraph_function_versioning): New functions.
1893 * integrate.c (copy_decl_for_inlining): Remove.
1894 * ipa-prop.h (ipa_replace_map): New struct.
1895 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1896 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1897 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1898 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1899 ipcp_iterate_stage, ipcp_method_scale_print,
1900 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1901 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1902 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1903 ipcp_update_bb_counts, ipcp_update_profiling,
1904 ipcp_update_edges_counts): New functions.
1905 (ipcp_method_cval_init): Remove restriction regarding local methods.
1906 (ipcp_init_stage): Add ipcp_method_compute_scale.
1907 (ipcp_insert_stage): Add versioning.
1908 (ipcp_structures_print): Add ipcp_method_scale_print.
1909 (ipcp_driver): Dump profiling info.
1910 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1911 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1912 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1913 (struct inline_data): Add versioning_p, ipa_info, new fields.
1914 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1915 declare_return_variable): Replace calls to copy_decl_for_inlining with
1917 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1919 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1920 Add argument VERSIONING.
1921 (copy_arguments_for_versioning, copy_static_chain,
1922 function_versionable_p, tree_versionable_function_p,
1923 tree_function_versioning, replace_ref_tree): New functions.
1924 * tree-inline.h: Include varray.h.
1925 (tree_versionable_function_p, tree_function_versioning,
1926 tree copy_decl_for_dup): New declarations.
1928 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1930 * ipa-cp.c: New file. Contains IPCP specific functionality.
1931 * ipa-prop.h: New file. Contains structures/definitions that can be
1932 used by several interprocedural data flow optimizations (and also IPCP).
1933 * ipa-prop.c: New file.
1934 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1935 * common.opt: Add ipa-cp flag.
1936 * timevar.def: Add IPCP optimization.
1937 * tree-optimize.c (init_tree_optimization_passes): Schedule
1939 * tree-pass.h (pass_ipa_cp): Declare.
1941 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1943 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1944 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1945 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1946 config/i386/i386.c, config/mips/mips.h,
1947 config/rs6000/rs6000.h, config/sh/sh.c,
1948 config/stormy16/stormy16.c: Fix comment typos.
1950 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1953 * c-typeck.c (build_binary_op): Use common_type wrapper on
1955 (common_type): Update comment.
1957 2005-07-31 Steven Bosscher <stevenb@suse.de>
1960 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1961 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1962 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1964 2005-07-31 Jan Hubicka <jh@suse.cz>
1966 * pretty-print.h (pp_widest_integer): New macro.
1967 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1970 2005-07-31 Jan Hubicka <jh@suse.cz>
1972 * output.h (enum section_category): Export from varasm.c
1973 (categorize_decl_for_section): Likewise.
1974 * varasm.c (enum section_category): Kill.
1975 (categorize_decl_for_section): Make global.
1976 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1978 * i386.c (ix86_section_threshold): New static variable.
1979 (ix86_in_large_data_p, ix86_encode_section_info,
1980 x86_64_elf_unique_section,
1981 x86_64_elf_select_section): New functions.
1982 (TARGET_ENCODE_SECTION_INFO): Define
1983 (override_options): Enable medium model for PIC.
1984 (ix86_expand_prologue): Expand gen_set_got_rex64.
1985 (legitimate_constant_p): Handle new UNSPECs.
1986 (legitimate_pic_address_disp_p): Likewise.
1987 (legitimize_pic_address): Lower MEDIUM model addressing.
1988 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1989 (enum cmodel): Add MEDIUM_PIC.
1990 (SYMBOL_REF_FAR_ADDR_P): New macro.
1991 (SYMBOL_FLAG_FAR_ADDR): New flag.
1992 * i386.md (movdi): Support medium model.
1993 (set_got_rex64): New pattern.
1994 * i386.opt (mlarge-data-threshold): New flag.
1995 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1996 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1997 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1998 TARGET_ASM_UNIQUE_SECTION): New.
2000 * invoke.texi (-mlarge_data_threshold): Document
2002 2005-07-31 Jan Hubicka <jh@suse.cz>
2004 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
2005 (coalesce_vars): Likewise.
2006 * tree-ssa-live.c (coalesce_cost): New.
2007 (build_tree_conflict_graph): Use coalesce_cost.
2008 * tree-ssa-live.h (coalesce_cost): Declare.
2010 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
2012 * arm.md (all peepholes for post-increment operations): Delete.
2013 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
2014 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
2015 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
2016 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
2017 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
2019 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
2021 * fold-const.c (tree_expr_nonnegative_p): Always return true for
2024 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
2027 * doc/invoke.texi: Document -rdynamic.
2029 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
2032 * c-parser.c (c_parser_parms_list_declarator): Call
2033 mark_forward_parm_decls.
2034 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
2035 decls with visibility structure.
2037 2005-07-30 Paul Brook <paul@codesourcery.com>
2039 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
2041 2005-07-30 Paul Brook <paul@codesourcery.com>
2043 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
2045 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
2047 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2049 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2052 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2053 nested function declarators.
2054 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2055 (grokparms): Call warn_if_shadowing for parameters used within the
2057 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2058 not used within the parameter list.
2059 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2061 2005-07-30 Jan Hubicka <jh@suse.cz>
2063 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2064 * i386.c (ix86_fixup_binary_operands): Likewise.
2065 (ix86_expand_unary_operator): Likewise.
2066 (ix86_expand_fp_absneg_operator): Likewise.
2067 * optabs.c (expand_vec_cond_expr): Validate dest.
2069 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2072 * real.c (real_from_string): Also set last bit if there is a
2073 nonzero hex digit beyond GCC's internal precision after ".".
2075 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2078 define_constants. Change duplicate values to unassigned numbers.
2079 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2080 (*altivec_vspltsf): New.
2081 (altivec_vperm_v4sf): Delete.
2082 (altivec_vperm_<mode>): Use mode macro V.
2083 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2084 (altivec_predicate_v4sf): Delete.
2085 (altivec_predicate_<mode>): Use mode macro V.
2086 (*altivec_lvesfx): New.
2087 (*altivec_stvesfx): New.
2088 (vec_realign_load_v4sf): Delete.
2089 (vec_realign_load_<mode>): Use mode macro V.
2090 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2093 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2096 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2098 * configure: Regenerated.
2100 2005-07-29 Paul Brook <paul@codesourcery.com>
2102 * doc/install.texi: Add link to GFortran binaries wiki page.
2104 2005-07-29 David Ung <davidu@mips.com>
2106 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2107 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2108 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2109 * config/mips/mips.md (cpu): Add 5kf name.
2110 (includes): Includes 5k.md.
2111 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2112 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2115 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2118 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2119 (cleanup_tree_cfg): ... here.
2120 Call cleanup_tree_cfg_1 until there are no more cleanups to
2123 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2125 * tree-vrp.c (compare_range_with_value): Return true or false
2126 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2127 EQ_EXPR respectively.
2129 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2131 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2134 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2136 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2137 (tree_ssa_dominator_optimize): Increment it.
2138 (dump_dominator_optimization_stats): Print it.
2140 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2141 Steven Bosscher <stevenb@suse.de>
2143 PR rtl-optimization/23117
2144 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2145 when head == tail. Tidy comment.
2147 2005-07-28 Richard Henderson <rth@redhat.com>
2149 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2150 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2151 * jump.c (rtx_renumbered_equal_p): Likewise.
2152 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2153 CONST_INT and CONST_DOUBLE.
2154 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2155 * reload.c (operands_match_p): Special case CONST_INT and
2156 CONST_DOUBLE; check mode earlier.
2158 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2161 * c-typeck.c (convert_for_assignment): Do not check
2162 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2164 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2167 * c-typeck.c (composite_type): Prefer constant size arrays to
2170 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2173 * real.c (real_from_string): Set last bit if there is a nonzero
2174 hex digit beyond GCC's internal precision.
2176 2005-07-28 Richard Henderson <rth@redhat.com>
2179 * cfgcleanup.c (try_forward_edges): Watch out for end of
2182 2005-07-28 James E Wilson <wilson@specifixinc.com>
2185 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2187 2005-07-28 Jan Hubicka <jh@suse.cz>
2189 * Makefile.in (rtl-profile.o): Kill all traces of it.
2190 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2191 * coverage.h (rtl_coverage_counter_ref): Kill.
2192 * opts.c (flag_speculative_prefetching_set): Kill.
2193 (flag_loop_optimize_set): New.
2194 (common_handle_option): Disable loop optimizer when profiling;
2195 do not handle speculative prefetching.
2196 * passes.c (init_optimization_passes): Replace pass_profiling combo
2197 by branch_prob pass.
2198 * profile.c (compute_value_histograms): Update for simplified value
2200 (rtl_register_profile_hooks): Kill.
2201 (pass_profiling): Kill.
2202 (rest_of_handle_branch_prob): Do not profile.
2203 * toplev.c (process_options): Remove speculative prefetching.
2204 * toplev.h (flag_tree_based_profiling): Kill.
2205 * tree-profile.c (prepare_instrumented_value,
2206 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2207 tree_gen_one_value_profiler, do_tree_profiling): Update for
2208 simplified datastructures.
2209 * value-prof.c: Add comment that speculative prefetching was dropped;
2210 update rest of file for simplified datastructures.
2211 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2212 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2213 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2214 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2215 rtl_mod_subtract, gen_speculative_prefetch,
2216 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2217 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2218 (gate_handle_value_profile_transformations,
2219 rest_of_handle_value_profile_transformations,
2220 pass_value_profile_transformations): Kill.
2221 * value-prof.h (histogram_value_t): Remove IL based unions.
2222 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2223 rtl_profile_hooks): Remove hooks.
2225 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2227 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2228 (cgraph_clone_node): Likewise.
2229 * cgraph.h (cgraph_clone_edge): Update prototype.
2230 (cgraph_clone_node): Likewise.
2231 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2233 (lookup_recursive_calls): Consider profile.
2234 (cgraph_decide_recursive_inlining): Fix updating; use new
2235 probability argument; use profile.
2236 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2237 * tree-inline.c (copy_bb): Update clal of clone_edge.
2238 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2240 * invoke.texi (min-inline-recursive-probability): Document.
2242 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2244 * doc/install.texi (Configuration): Update Valgrind homepage.
2246 2005-07-28 Richard Henderson <rth@redhat.com>
2249 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2250 labels we want to delete.
2251 (cfg_layout_merge_blocks): Likewise.
2253 2005-07-28 Richard Henderson <rth@redhat.com>
2256 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2257 when expanding to nothing.
2259 2005-07-28 Josh Conner <jconner@apple.com>
2261 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2262 (cgraph_decide_inlining_of_small_functions): Likewise.
2264 2005-07-28 Josh Conner <jconner@apple.com>
2266 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2267 direction of badness if negative.
2268 (cgraph_default_inline_p): Add reason to parameters, and assign it
2270 (cgraph_decide_inlining_of_small_functions): New parameter in call
2271 to cgraph_default_inline_p.
2272 (cgraph_decide_inlining_incrementally): Likewise.
2273 * cgraphunit.c (decide_is_function_needed): Likewise.
2274 * cgraph.h (cgraph_default_inline_p): Likewise.
2276 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2278 * builtins.c: Fix comment typo(s).
2279 * genautomata.c: Likewise.
2280 * gimplify.c: Likewise.
2281 * tree-dfa.c: Likewise.
2282 * tree-flow-inline.h: Likewise.
2283 * tree-into-ssa.c: Likewise.
2284 * tree-ssa-alias.c: Likewise.
2285 * tree-ssa-ccp.c: Likewise.
2286 * tree-ssa-copy.c: Likewise.
2287 * tree-ssa-dce.c: Likewise.
2288 * tree-ssa-dom.c: Likewise.
2289 * tree-ssa-operands.c: Likewise.
2290 * tree-tailcall.c: Likewise.
2291 * tree-vectorizer.c: Likewise.
2292 * tree-vrp.c: Likewise.
2295 2005-07-28 Jeff Law <law@redhat.com>
2297 * tree-vrp.c (test_for_singularity): Extracted from ...
2298 (simplify_cond_using_ranges): Attempt to simplify a relational
2299 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2301 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2303 PR tree-optimization/22506
2304 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2305 phis whose argument is constant.
2307 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2309 PR rtl-optimization/18992
2310 Back out this patch:
2311 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2312 PR optimization/12142
2313 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2314 uses of the register in the SET_SRC. Remove unnecessary argument.
2316 Replace it with this:
2317 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2318 if flag_non_call_exceptions is set and the insn may trap, pass
2319 pc_rtx as dest for recursion.
2320 In SET_SRC part of SET case, if dest is already set, pass it down
2323 2005-07-28 Jan Hubicka <jh@suse.cz>
2325 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2326 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2327 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2329 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2330 profile when available.
2332 2005-07-28 Jan Beulich <jbeulich@novell.com>
2334 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2335 (ia64_print_operand): Describe and handle 'X'.
2336 (ia64_register_move_cost): Also handle FP_REGS.
2337 (ia64_preferred_reload_class): Likewise.
2338 (ia64_secondary_reload_class): Likewise.
2339 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2340 it. Also check for ITANIUM_CLASS_FLDP.
2341 * config/ia64/ia64.h (FP_REGNO_P): New.
2342 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2343 (reg_class): Add FP_REGS.
2344 (REG_CLASS_NAMES): Adjust for it.
2345 (REG_CLASS_CONTENTS): Likewise.
2346 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2347 (REG_CLASS_FROM_LETTER): Handle 'x'.
2348 (CLASS_MAX_NREGS): Handle FP_REGS.
2349 (MEMORY_MOVE_COST): Likewise.
2350 * config/ia64/ia64.md (itanium_class): Add fldp.
2351 (type): Handle fldp.
2352 (movti_internal): More allowable operand combinations. Use ldfp8 when
2353 splitting unnecessary. Remove predicable attribute. Adjust
2354 itanium_class attribute.
2355 (smuldi3_highpart): Remove outdated comment.
2356 (mulditi3, umulditi3, rotlti3): New expanders.
2357 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2358 (absti2): Disabled new insn for future reference.
2359 Respective new splitters.
2360 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2361 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2362 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2364 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
2366 PR rtl-optimization/23047
2367 * simplify-rtx.c (simplify_const_relational_operation): Respect
2368 flag_wrapv for comparisons with ABS.
2370 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
2372 PR tree-optimization/22493
2373 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2374 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2376 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
2378 * config/frv/frv.opt (moptimize-membar): New.
2380 * doc/invoke.texi: Document -moptimize-membar and its inverse.
2382 * config/frv/frv.h: Remove machine_function definition.
2384 * config/frv/frv.c (struct frv_io): New.
2385 (struct machine_function): Moved from frv.h. Add has_membar_p.
2386 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2387 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2388 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2389 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2390 (frv_reorg): Call frv_optimize_membar when appropriate.
2391 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2392 (frv_expand_builtin): Adjust calls accordingly.
2393 (frv_io_address_cookie): New function.
2394 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2395 load or store rather than a special insn. Add ccnstant address and
2396 io-type operands to the membar.
2397 (frv_ifcvt_modify_tests): Unsign regno.
2398 (frv_ifcvt_modify_tests): Same.
2400 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2401 UNSPEC_OPTIONAL_MEMBAR constant.
2402 (builtin_read_<mode>): Delete.
2403 (builtin_write_<mode>): Delete.
2404 ("optional_membar_<mode>"): Add operand.
2406 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2407 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2408 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2409 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2410 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2411 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2412 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2413 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2414 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2416 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2418 * df.c (df_uses_record): Handle SCRATCH.
2420 2005-07-28 Steven Bosscher <stevenb@suse.de>
2423 * passes.c (rest_of_decl_compilation): If decl is a type and
2424 we have encountered errors, don't emit debug information.
2426 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2428 * params.def: Fixed comment.
2430 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2433 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2434 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2435 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2437 2005-07-27 Steven Bosscher <stevenb@suse.de>
2440 * varasm.c (assemble_start_function): Don't do anything that may
2441 require a CFG if the current function is a thunk.
2443 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2445 * doc/install.texi (Prerequisites): Mention that perl is needed
2446 to do export control in libstdc++ targetting Darwin.
2448 2005-07-27 Steven Bosscher <stevenb@suse.de>
2450 PR rtl-optimization/17808
2451 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2452 (sched_insns_conditions_mutex_p): Split out from...
2453 (add_dependence): ...here. But don't call it from here.
2454 (add_dependence_list): Check sched_insns_conditions_mutex_p
2455 before calling add_dependence.
2456 (add_dependence_list_and_free): Likewise.
2457 (fixup_sched_groups): Likewise.
2458 (sched_analyze_1): Likewise.
2459 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2460 (sched_analyze): Likewise.
2461 (sched_analyze_insn): Likewise.
2462 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2463 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
2464 dependencies on all COND_EXEC insns to jumps ending basic blocks
2465 when doing intrablock scheduling.
2466 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2468 2005-07-27 Jeff Law <law@redhat.com>
2470 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2471 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
2472 equivalency sets, correctly handle the case were vr0 has an
2473 equivalency set, but vr1 does not.
2475 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
2477 PR tree-optimization/23073
2478 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2479 vect_print_dump_info before fprintf.
2481 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2483 PR tree-optimize/22348
2484 * tree-ssa-loop-niter.c (number_of_iterations_cond):
2485 Fold the partial computation.
2487 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2489 PR tree-optimization/22325
2490 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2492 * tree-scalar-evolution.c (scev_const_prop): Add generic final
2494 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2495 (force_var_cost): ... this function.
2496 (compute_phi_arg_on_exit): Export.
2498 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2500 PR tree-optimization/20773
2501 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
2504 2005-07-27 Richard Guenther <rguenther@suse.de>
2506 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
2507 Avoid pushing again if current struct contains only
2508 fields we decomposed.
2510 2005-07-27 Jan Hubicka <jh@suse.cz>
2512 PR tree-optimization/22574
2513 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2516 * tree-tailcall.c (decrease_profile): New function.
2517 (eliminate_tail_call): Use it.
2519 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2520 visibility flags correctly in whole program mode.
2522 2005-07-26 Steve Ellcey <sje@cup.hp.com>
2524 PR rtl-optimization/22472
2525 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2527 2005-07-26 Steven Bosscher <stevenb@suse.de>
2529 PR tree-optimization/22504
2530 * tree-complex.c (expand_complex_addition): Use 'code' instead
2531 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2533 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2535 * config.gcc (cpu_type): Add frv case.
2536 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2537 (supported_defaults): Add fr550 case.
2539 2005-07-26 Diego Novillo <dnovillo@redhat.com>
2542 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2543 whether a pointer of type T * may point to objects of type T *.
2545 2005-07-26 DJ Delorie <dj@redhat.com>
2547 * configure: Regenerate.
2549 2005-07-26 Dale Johannesen <dalej@apple.com>
2551 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2553 2005-07-26 Mark Mitchell <mark@codesourcery.com>
2555 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2556 Clarify use of "build" in name.
2558 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2560 * doc/extend.texi (Raw read/write Functions): New section.
2561 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2562 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2563 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2564 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2565 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2566 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2567 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2568 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2569 * config/frv/frv.c: Add bdesc_loads global.
2570 Add bdesc_stores global.
2571 (frv_init_builtins): Add support for __builtin_{read/write}*.
2572 (frv_volatile_memref): New.
2573 (frv_expand_load_builtin): New.
2574 (frv_expand_store_builtin): New.
2575 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2576 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2577 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2578 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2579 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2580 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2581 (builtin_read_<mode>): New.
2582 (builtin_write_<mode>): New.
2583 (builtin_write64): New.
2584 (optional_membar_<mode>): New.
2586 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
2588 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2589 (rather than units) against HOST_BITS_PER_WIDE_INT.
2591 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
2593 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2594 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2595 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2596 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2599 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2600 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2601 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2603 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2605 2005-07-26 Richard Guenther <rguenther@suse.de>
2607 PR tree-optimization/22486
2608 * fold-const.c (fold_unary): Fold away useless component
2609 references of the form (T *)&T.x, if the address
2612 2005-07-25 James E Wilson <wilson@specifixinc.com>
2614 * dwarf2out.c (add_call_src_coords_attributes): New.
2615 (gen_inlined_subroutine_die): Call it.
2616 (maybe_emit_file, init_file_table): Add comments.
2617 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2619 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2620 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2621 * tree.h (BLOCK_SOURCE_LOCATION): New.
2622 (struct tree_block): New field locus.
2624 2005-07-26 Andreas Schwab <schwab@suse.de>
2626 PR rtl-optimization/23043
2627 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2628 when allocating a struct unoccr.
2630 2005-07-25 Richard Henderson <rth@redhat.com>
2633 * tree-complex.c (gate_no_optimization): True if errors.
2634 * Makefile.in (tree-complex.o): Update dependencies.
2636 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2638 * config/frv/predicates.md (integer_register_operand): Use
2641 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2644 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2646 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2648 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2650 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2651 types when flag_unsafe_math_optimizations is true.
2653 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2655 * gcc.c (option_map): Add --sysroot.
2656 (process_command): Handle --sysroot.
2657 (display_help): Document it.
2658 * doc/cppopts.tex (-isysroot): Document.
2659 * doc/invoke.texi (--sysroot): Document.
2660 * doc/install.texi (--with-build-sysroot): Document.
2662 * Makefile.in (inhibit_libc): New variable.
2663 (INHIBIT_LIBC_CFLAGS): Likewise.
2664 (LIBGCC2_CFLAGS): Include
2665 $(INHIBIT_LIBC_CFLAGS).
2666 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2667 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2668 ($(T)crtend.o): Likewise.
2669 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2670 ($(T)crtendS.o): Likewise.
2671 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2672 ($(T)crtendT.o): Likewise.
2673 (stmp-fixinc): Do not complain about missing headers if
2675 * configure.ac (inhibit_libc): Set it to true/false.
2676 (--with-build-sysroot): New option. Use it to set
2678 * configure: Regenerated.
2680 2005-07-25 Manfred Hollstein <mh@suse.com>
2682 * calls.c (store_one_arg): Fix unsigned comparison warning.
2684 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2687 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2688 (ggc_print_statistics): Initialize variable before use.
2690 2005-07-25 Richard Guenther <rguenther@suse.de>
2692 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2693 calling with a PHI_NODE argument.
2695 * tree-flow-inline.h (overlap_subvar): Protect against
2698 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2700 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2701 * configure: Regenerate.
2703 2005-07-25 Ira Rosen <irar@il.ibm.com>
2705 * expr.c (highest_pow2_factor): Make extern.
2706 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2707 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2708 record_array_differ_p, array_ptr_differ_p): Likewise.
2709 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2710 additional cases. Call the above functions.
2711 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2712 base_object_differ_p when there are two base objects. Otherwise, compare
2713 base address and offset. Call may_alias_p.
2714 (dump_data_reference): Use a correct field name.
2715 (analyze_array): Make static. Initialize new data-ref fields.
2716 (analyze_indirect_ref): New function.
2717 (init_data_ref): Initialize new data-ref fields.
2718 (strip_conversion): Moved from tree-vect-analyze.c.
2719 (analyze_offset_expr, get_ptr_offset, address_analysis,
2720 object_analysis): Likewise.
2721 (analyze_offset): New function.
2722 (create_data_ref): Likewise.
2723 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2724 dimensions for ARRAY_REFs only.
2725 (build_classic_dist_vector): Make static.
2726 (access_functions_are_affine_or_constant_p): Call macro to get the
2727 address of access functions.
2728 (compute_all_dependences): Add new parameter
2729 compute_self_and_read_read_dependences. Compute self and read-read
2730 dependences if it is true.
2731 (find_data_references_in_loop): Call create_data_ref. Initialize new
2733 (compute_data_dependences_for_loop): Add new parameter
2734 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2735 compute nb_loops. Call compute_all_dependences,
2736 build_classic_dist_vector and build_classic_dir_vector with correct
2738 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2739 with correct parameters. Compare dimensions for ARRAY_REFs only.
2740 (free_data_refs): Call macro to free access functions.
2741 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2742 fields from stmt_vinfo.
2743 (struct base_object_info): New structure.
2744 (struct data_reference): Move fields to base_object_info. Add fields
2745 first_location and object_info for above structures. Move fields from
2746 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2747 aligned_to. Add macros to access the new fields.
2748 Update functions declarations.
2749 * tree-flow.h (is_aliased_with): Declare.
2750 * tree-loop-linear.c (linear_transform_loops): Call
2751 compute_data_dependences_for_loop with correct parameters.
2752 * tree-ssa-alias.c (is_aliased_with): New function.
2753 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2754 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2755 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2756 vect_base_addr_differ_p, compute_subscript_distance and
2757 build_classic_dist_vector. Add printings. Check absolute value of
2759 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2761 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2762 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2763 to bytes. Add printing.
2764 (vect_compute_data_refs_alignment): Go through loads and stores in one
2766 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2767 vect_analyze_data_ref_access): Likewise.
2768 (vect_analyze_pointer_ref_access): Remove.
2769 (vect_address_analysis, vect_object_analysis): Likewise.
2770 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2771 and analyze data-refs in the loop.
2772 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2773 fields of data-ref instead of stmt. Add init to the offset from the
2775 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2776 (vect_update_init_of_dr): Likewise.
2777 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2778 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2780 (new_loop_vec_info): Initialize new fields.
2781 (destroy_loop_vec_info): Free new fields.
2782 (vect_strip_conversion): Remove.
2783 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2784 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2785 datarefs. Add new field ddrs.
2786 Add macros for the new fields access.
2787 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2788 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2789 Remove their macros.
2790 * tree.h (highest_pow2_factor): Declare.
2792 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2794 * calls.c (store_one_arg): Check for sibling call MEM arguments
2795 from already clobbered incoming argument area.
2797 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2799 * c-common.c (check_missing_format_attribute): New.
2800 * c-common.h (check_missing_format_attribute): Likewise.
2801 * c-typeck.c (convert_for_assignment): Use it.
2803 2005-07-24 Andreas Schwab <schwab@suse.de>
2805 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2806 register use a word move. Correct operand of ext.w in 68000 code.
2808 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2810 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2811 variables as declarations, rather than definitions.
2813 2005-07-24 Ira Rosen <irar@il.ibm.com>
2815 PR tree-optimization/22526
2816 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2819 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2821 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2822 that C99 reserve for future use. Use it to define clog10,
2823 clog10f and clog10l.
2825 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2827 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2828 * configure.ac: Check for -Wmissing-format-attribute.
2830 * configure: Regenerate.
2832 2005-07-23 Richard Henderson <rth@redhat.com>
2834 PR tree-optimization/22623
2835 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2837 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2840 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2842 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2844 * Makefile.in (C_TREE_H): Update dependencies.
2845 * c-tree.h: Include toplev.h.
2846 * diagnostic.h (diagnostic_set_info): Add format attribute.
2847 * rtl-error.c (diagnostic_for_asm): Likewise.
2849 2005-07-23 Chao-ying Fu <fu@mips.com>
2851 * config/mips/mips-dsp.md: New file.
2852 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2853 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2855 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2856 MIPS_BUILTIN_BPOSGE32.
2857 (mips_expand_builtin_direct): Add one parameter to indicate that
2858 builtin functions need to return a value.
2859 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2861 (mips_regno_to_class): Add classes for 12 new DSP registers.
2862 (mips_subword): Change to check four HI registers.
2863 (mips_output_move): Output move to and from 6 new DSP accumulators.
2864 (override_options): Make sure -mdsp and -mips16 are not used together.
2865 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2867 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2869 (print_operand): Add 'q' for printing DSP accumulators.
2870 (mips_cannot_change_mode_class): Check ACC_REGS.
2871 (mips_secondary_reload_class): Check ACC_REGS.
2872 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2873 (mips_register_move_cost): Check ACC_REGS.
2874 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2875 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2876 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2877 (dsp_bdesc): New array.
2878 (bdesc_arrays): Add DSP builtin function table.
2879 (mips_prepare_builtin_arg): Check predicate again after
2881 (mips_expand_builtin): Add one more parameter to
2882 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2883 MIPS_BUILTIN_BPOSGE32.
2884 (mips_init_builtins): Initialize new function types.
2885 (mips_expand_builtin_direct): Check if builtin functions need to
2886 return a value and pass operands properly.
2887 (mips_expand_builtin_bposge): New function.
2888 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2889 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2890 (FIRST_PSEUDO_REGISTER): Increase to 188.
2891 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2892 Update for 12 new DSP registers.
2893 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2894 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2895 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2896 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2897 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2898 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2899 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2900 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2901 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2902 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2903 (REGISTER_NAMES): Add names for 12 new DSP registers.
2904 * config/mips/mips.md: Include mips-dsp.md.
2905 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2906 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2907 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2908 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2909 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2910 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2911 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2912 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2913 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2914 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2915 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2916 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2917 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2918 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2919 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2920 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2921 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2922 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2923 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2924 (UNSPEC_RDDSP): New constants.
2925 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2926 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2928 * config/mips/mips.opt (-mdsp): New option.
2929 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2930 (reg_imm10_operand): New predicates.
2931 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2932 * doc/invoke.texi (-mdsp): Document new option.
2934 2005-07-22 DJ Delorie <dj@redhat.com>
2936 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2938 * tree-inline.c (inlinable_function_p): Likewise.
2940 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2943 * toplev.c (check_global_declarations): Do not mark undefined
2944 variables as DECL_IGNORED_P.
2945 * varasm.c (first_global_object_name): GTY it.
2946 (weak_global_object_name): Likewise.
2947 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2948 a string to go into {weak,first}_global_object_name.
2950 2005-07-22 DJ Delorie <dj@redhat.com>
2952 * c-format.c (check_function_format): Change warning control
2953 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2955 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2957 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2958 &PTR->FLD a dereference of PTR.
2959 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2960 a potential dereference of PTR.
2962 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2964 PR rtl-optimization/20370
2965 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2966 call allocate_reg_info if necessary.
2968 PR rtl-optimization/21848
2969 * calls.c (emit_library_call_value_1): For const functions, add
2970 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2972 PR rtl-optimization/22445
2973 * cselib.c (target.h): Include.
2974 (rtx_equal_for_cselib_p): Allow commutative matches.
2975 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2976 Remove MODE parameter. Changed all callers.
2978 PR rtl-optimization/22258
2979 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2981 (try_combine): Use likely_spilled_retval_p.
2983 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2985 * config.gcc: Add crx-elf support.
2987 * doc/contrib.texi: Mention crx.
2988 * doc/extend.texi: Document crx extensions.
2989 * doc/install.texi: Document crx install.
2990 * doc/invoke.texi: Document crx options.
2991 * doc/md.texi: Document crx constraints.
2993 * config/crx/crx-protos.h: New file.
2994 * config/crx/crx.c: New file.
2995 * config/crx/crx.h: New file.
2996 * config/crx/crx.md: New file.
2997 * config/crx/crx.opt: New file.
2998 * config/crx/t-crx: New file.
3000 2005-07-22 Manfred Hollstein <mh@suse.com>
3002 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
3004 (int_add_graph_edge): Likewise.
3005 (collapse_nodes): Likewise.
3006 (process_unification_queue): Likewise.
3008 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3009 Laurent GUERBY <laurent@guerby.net>
3011 PR tree-optimization/22336
3012 * function.c (record_block_change): Check for
3013 cfun->ib_boundaries_block.
3015 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
3017 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
3018 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
3020 2005-07-21 DJ Delorie <dj@redhat.com>
3022 * toplev.c (warn_deprecated_use): Add warning control to warning
3024 * c-typeck.c (parser_build_binary_op): Likewise.
3025 (c_finish_if_stmt): Likewise.
3026 * c-common.c (check_function_sentinel): Likewise.
3027 (check_nonnull_arg): Likewise.
3029 2005-07-21 Richard Henderson <rth@redhat.com>
3032 * tree-complex.c (complex_ssa_name_components): New.
3033 (cvc_lookup): Allow entry not found.
3034 (create_components): Remove.
3035 (create_one_component_var, get_component_var): New.
3036 (get_component_ssa_name, set_component_ssa_name): New.
3037 (extract_component): Use get_component_ssa_name.
3038 (update_complex_components): Use set_component_ssa_name.
3039 (update_complex_components_on_edge): Likewise.
3040 (update_phi_components): Create new PHI nodes directly, instead
3041 of adding insns to edges.
3042 (tree_lower_complex): Allocate and free complex_variable_components
3043 and complex_ssa_name_components here.
3045 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
3047 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3048 revert to returning false.
3050 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3053 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3055 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3058 * config/i386/i386.md (cmpxf): Change operand constraints
3059 to "nonmemory_operand".
3061 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3063 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3065 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3068 * fold-const.c (fold_build1): Add checksum for the operands.
3069 (fold_build2): Likewise.
3070 (fold_build3): Likewise.
3072 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3075 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3077 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3079 * common.opt (-fforward-propagate): Committed by mistake,
3082 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3084 * reg-stack.c: Fix comment typo(s).
3085 * tree-ssa-operands.c: Likewise.
3086 * tree-vectorizer: Likewise.
3088 2005-07-21 Nick Clifton <nickc@redhat.com>
3090 * config/sh/symbian.c: Replace C++ style line comments with C
3091 style line comments.
3092 (symbian_add_attribute): Do not use a ? operator on the LHS of
3094 (sh_symbian_handle_dll_attribute): Change the type of the
3095 method vector to "VEC(tree,gc)*" and use vector accessor
3096 macros to walk over the elements.
3097 (symbian_export_vtable_and_rtti_p): Likewise.
3098 (symbian_class_needs_attribute_p): Likewise.
3100 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3103 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3104 initialize targetm.resolve_overloaded_builtin here.
3105 (altivec_expand_overloaded_builtin): Make it non-static.
3106 * config/rs6000/rs6000-protos.h
3107 (altivec_expand_overloaded_builtin): New prototype.
3108 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3109 targetm.resolve_overloaded_builtin here.
3110 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3112 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3113 Zdenek Dvorak <dvorakz@suse.cz>
3115 PR tree-optimization/19210
3116 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3118 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3119 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3120 rely on unproven assumptions.
3121 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3122 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3123 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3124 to number_of_iterations_exit.
3125 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3126 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3127 * tree-ssa-loop-niter.c (find_loop_niter,
3128 estimate_numbers_of_iterations_loop): Likewise.
3129 (number_of_iterations_exit): Honor the new options.
3130 * doc/invoke.texi (Wunsafe-loop-optimizations,
3131 funsafe-loop-optimizations): Document them.
3133 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3135 PR rtl-optimization/22167
3136 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3138 2005-07-20 Adam Nemet <anemet@lnxw.com>
3140 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3141 __do_global_dtors_aux longcall.
3143 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3145 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3146 (old_special_pred_table): Don't reference
3147 SPECIAL_MODE_PREDICATES.
3148 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3149 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3150 * config/sh/predicates.h: Don't mention
3151 SPECIAL_MODE_PREDICATES.
3152 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3155 2005-07-20 DJ Delorie <dj@redhat.com>
3157 * config.gcc: Add m32c-elf support.
3159 * doc/contrib.texi: Mention m32c.
3160 * doc/extend.texi: Document m32c extensions.
3161 * doc/install.texi: Mention m32c.
3162 * doc/invoke.texi: Document m32c options.
3163 * doc/md.texi: Document m32c constraints.
3165 * config/m32c/addsub.md: New file.
3166 * config/m32c/bitops.md: New file.
3167 * config/m32c/cond.md: New file.
3168 * config/m32c/jump.md: New file.
3169 * config/m32c/m32c-lib1.S: New file.
3170 * config/m32c/m32c-lib2.c: New file.
3171 * config/m32c/m32c-modes.def: New file.
3172 * config/m32c/m32c-pragma.c: New file.
3173 * config/m32c/m32c-protos.h: New file.
3174 * config/m32c/m32c.abi: New file.
3175 * config/m32c/m32c.c: New file.
3176 * config/m32c/m32c.h: New file.
3177 * config/m32c/m32c.md: New file.
3178 * config/m32c/m32c.opt: New file.
3179 * config/m32c/minmax.md: New file.
3180 * config/m32c/mov.md: New file.
3181 * config/m32c/muldiv.md: New file.
3182 * config/m32c/predicates.md: New file.
3183 * config/m32c/prologue.md: New file.
3184 * config/m32c/shift.md: New file.
3185 * config/m32c/t-m32c: New file.
3187 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3189 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3190 (stack_protect_set, stack_protect_test): New expanders.
3191 (stack_protect_set_si, stack_protect_set_si_media,
3192 stack_protect_set_di_media, stack_protect_test_si,
3193 stack_protect_test_si_media, stack_protect_test_di_media):
3196 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3198 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3200 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3202 * tree.h (tree_expr_nonzero_p): Export.
3203 * fold-const.c (tree_expr_nonzero_p): Likewise.
3204 Return true for CALL_EXPRs that are alloca calls.
3205 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3207 * tree-flow.h (expr_computes_nonzero): Remove.
3208 * tree-vrp.c (expr_computes_nonzero): Remove.
3209 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3210 (extract_range_from_unary_expr): Likewise.
3211 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3212 tree_expr_nonzero_p.
3214 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3216 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3217 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3218 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3219 All callers changed.
3220 (frame_related_constant_load): New arg "related" which controls
3221 setting of RTX_FRAME_RELATED_P. All callers changed.
3222 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3223 (bfin_expand_prologue): Add stack limit checking.
3224 * config/bfin/bfin.md (trapifcc): New pattern.
3226 * config/bfin/bfin.c: Include "langhooks.h".
3227 (def_builtin): Go through lang_hooks to call builtin_function.
3229 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3230 * config/bfin/predicates.md (symbol_ref_operand): New.
3231 (call_insn_operand): Delete. All callers changed to use
3232 register_no_elim_operand.
3233 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3235 (function_arg): Use it to generate the call's operand 2.
3236 (bfin_longcall_p): New function.
3237 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3238 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3239 determine if the address needs to be in a REG.
3240 (bfin_handle_longcall_attribute): New function.
3241 (bfin_attribute_table): Add "longcall" and "shortcall".
3242 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3243 (CUMULATIVE_ARGS): New member call_cookie.
3244 (PREDICATE_CODES): Add symbol_ref_operand.
3245 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3246 extra USE to the pattern.
3247 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3248 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3249 sibcall_value_insn; now the new patterns handle direct calls and the
3250 old ones indirect calls.
3251 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3253 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3255 * doc/trouble.texi: Update section on handling of empty loops.
3257 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3259 * config.gcc: Remove support for sparc-*-openbsd*,
3260 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3262 * config.host: Remove support for i860-*-sysv4* as a host.
3263 * config/i860/*, config/ip2k/*, config/ns32k/*,
3264 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3265 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3266 mention obsolete ports.
3268 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3270 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3272 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3273 of frame_pointer_rtx.
3274 (sh_expand_epilogue): Likewise.
3275 (sh_set_return_address): Likewise.
3276 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3277 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3278 offsets from FRAME_POINTER_REGNUM.
3279 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3280 (sh_register_names): Add initializer for sfp.
3281 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3282 (VALID_REGISTER_P): Likewise.
3283 (FIRST_PSEUDO_REGISTER): Update.
3284 (DWARF_FRAME_REGISTERS): Define.
3285 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3286 (HARD_FRAME_POINTER_REGNUM): Define.
3287 (FRAME_POINTER_REGNUM): Redefine.
3288 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3289 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3290 from FRAME_POINTER_REGNUM.
3291 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3292 FRAME_POINTER_REGNUM.
3293 (REG_CLASS_CONTENTS): Add sfp.
3294 (REG_ALLOC_ORDER): Likewise.
3295 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3296 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3297 of frame_pointer_rtx.
3298 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3300 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3302 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3303 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3304 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3306 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3309 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3311 Make CONSTRUCTOR use VEC to store initializers.
3312 * c-common.c (complete_array_type): Update to cope with VEC in
3314 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3315 (pp_c_constructor_elts): New function.
3316 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3317 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3318 struct constructor_stack, struct initializer_stack,
3319 constructor_elements, push_init_level, pop_init_level,
3320 add_pending_init, find_init_member, output_init_element): Update to
3321 cope with VEC in CONSTRUCTOR_ELTS.
3322 * coverage.c (build_fn_info_value, build_ctr_info_value,
3323 build_gcov_info): Likewise.
3324 * expr.c (categorize_ctor_elements_1, store_constructor,
3325 expand_expr_real_1): Likewise.
3326 * fold-const.c (fold_ternary): Likewise.
3327 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3328 gimplify_init_constructor, gimplify_expr): Likewise.
3329 * tree-dump.c (dequeue_and_dump): Likewise.
3330 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3332 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3334 * tree-sra.c (generate_element_init_1): Likewise.
3335 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3336 * tree-ssa-operands.c (get_expr_operands): Likewise.
3337 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3338 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3339 (get_initial_def_for_reduction): Likewise.
3340 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3341 value handle in annotations.
3342 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3343 tree_node_structure): Add support for constr_kind.
3344 (build_vector_from_ctor, build_constructor_single,
3345 build_constructor_from_list): New functions.
3346 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3347 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3348 Update to cope with VEC in CONSTRUCTOR_ELTS.
3349 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3350 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3351 CONSTRUCTOR_APPEND_ELT): New macros.
3352 (struct constructor_elt, struct tree_constructor): New data types.
3353 (union tree_node): Add tree_constructor field.
3354 * treestruct.def: Define TS_CONSTRUCTOR.
3355 * varasm.c (const_hash_1, compare_constant, copy_constant,
3356 compute_reloc_for_constant, output_addressed_constants,
3357 initializer_constant_valid_p, output_constant,
3358 array_size_for_constructor, output_constructor): Update to cope with
3359 VEC in CONSTRUCTOR_ELTS.
3360 * vec.h (VEC_empty, VEC_copy): New macros.
3362 2005-07-19 Devang Patel <dpatel@apple.com>
3364 * dbxout.c (dbxout_type): Check Objective-C++ lang.
3366 2005-07-19 Richard Henderson <rth@redhat.com>
3369 * gimplify.c (gimplify_expr): Use main variant type for the temp
3370 destination for a discarded volatile read.
3371 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3372 casts between non-void types that change volatility.
3374 2005-07-15 DJ Delorie <dj@redhat.com>
3376 * toplev.h: Add comment about the first parameter for warning().
3377 * errors.h: Likewise.
3379 * c.opt (Wpragmas): New.
3380 * doc/invoke.texi: Document it.
3382 * function.c (do_warn_unused_parameter): Add warning control to
3384 * c-decl.c (warn_if_shadowing): Likewise.
3385 * c-lex.c (cb_def_pragma): Likewise.
3386 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3387 (pop_alignment): Likewise.
3388 (handle_pragma_pack): Likewise.
3389 (apply_pragma_weak): Likewise.
3390 (handle_pragma_weak): Likewise.
3391 (handle_pragma_redefine_extname): Likewise.
3392 (add_to_renaming_pragma_list): Likewise.
3393 (handle_pragma_extern_prefix): Likewise.
3394 (maybe_apply_renaming_pragma): Likewise.
3395 (handle_pragma_visibility): Likewise.
3397 * config/c4x/c4x-c.c (BAD): Likewise.
3398 (c4x_parse_pragma): Likewise.
3399 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3400 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3401 (rs6000_pragma_longcall): Likewise.
3402 * config/v850/v850-c.c (pop_data_area): Likewise.
3403 (ghs_pragma_section): Likewise.
3404 (ghs_pragma_section): Likewise.
3405 (ghs_pragma_interrupt): Likewise.
3406 (ghs_pragma_starttda): Likewise.
3407 (ghs_pragma_startsda): Likewise.
3408 (ghs_pragma_startzda): Likewise.
3409 (ghs_pragma_endtda): Likewise.
3410 (ghs_pragma_endsda): Likewise.
3411 (ghs_pragma_endzda): Likewise.
3413 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3414 Kenneth Zadeck <zadeck@naturalbridge.com>
3416 * Makefile.in: Removed tree-promote-statics.c
3417 * tree-promote-statics.c: Removed.
3418 * common.opt: Removed flag-promote-statics.
3420 * passes.c: Removed tree-promote-statics pass.
3421 * tree-pass.h: Ditto.
3422 * timevar.def: Removed TV_PROMOTE_STATICS.
3425 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3427 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3429 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3431 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3434 * c-common.c (check_function_arguments): Call
3435 'check_function_format' if either -Wformat or
3436 -Wmissing-format-attribute are specified.
3437 * c-format.c (check_function_format): Check -Wformat before
3438 calling 'check_format_info'.
3439 * c-opts.c (c_common_post_options): Don't warn for
3440 -Wmissing-format-attribute without -Wformat.
3441 * c-typeck.c (convert_for_assignment): Detect additional cases for
3442 -Wmissing-format-attribute.
3443 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3446 2005-07-19 Richard Guenther <rguenther@suse.de>
3448 * config/i386/i386.md (lrint<mode>2): Use temporary
3449 instead of clobbering non-existent memory.
3451 2005-07-19 Nick Clifton <nickc@redhat.com>
3453 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3454 statement to avoid displaying ASCII control characters.
3456 2005-07-19 Ben Elliston <bje@au.ibm.com>
3458 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3459 * cfganal.c (find_edge_index): Ditto.
3460 * combine.c (combine_instructions): Ditto.
3461 * ddg.c (create_scc): Ditto.
3462 (find_successors): Ditto.
3463 (find_predecessors): Ditto.
3464 (find_nodes_on_paths): Ditto.
3465 (longest_simple_path): Ditto.
3466 * flow.c (update_life_info): Ditto.
3467 (count_or_remove_death_notes): Ditto.
3468 (clear_log_links): Ditto.
3469 * modulo-sched.c (generate_reg_moves): Ditto.
3470 (find_max_asap): Ditto.
3471 (find_max_hv_min_mob): Ditto.
3472 (find_max_dv_min_mob): Ditto.
3473 * sbitmap.c (sbitmap_first_set_bit): Ditto.
3474 * sched-rgn.c (extract_edgelst): Ditto.
3475 * tree-into-ssa.c (prepare_names_to_update): Ditto.
3476 (dump_update_ssa): Ditto.
3477 (ssa_names_to_replace) Ditto.
3478 (switch_virtuals_to_full_rewrite): Ditto.
3479 (update_ssa): Ditto.
3480 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3482 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
3484 Fix PR tree-optimization/22483
3486 * tree-complex.c (create_components): Use
3487 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3488 * tree-flow-inline.h (fill_referenced_var_vec): New function.
3489 * tree-flow.h (safe_referenced_var_iterator): New structure.
3490 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3491 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3492 safe_referenced_var iterator.
3493 (add_type_alias): Ditto.
3495 2005-07-19 Steven Bosscher <stevenb@suse.de>
3497 * loop-init.c (rest_of_handle_loop2): Remove.
3498 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3499 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3500 (pass_rtl_loop_init, pass_rtl_loop_done,
3501 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3502 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
3503 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
3504 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
3505 pass_tree_loop_done, and pass_tree_unswitch.
3506 (gate_loop): Rename to gate_tree_loop.
3507 * passes.c (init_optimization_passes): Update for renamed tree
3508 loop passes. Add the new loop2 passes as subpasses of loop2.
3509 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
3510 Update for the renamed tree loop passes.
3512 2005-07-18 Ian Lance Taylor <ian@airs.com>
3515 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3516 blocks when optimizing.
3518 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3520 * common.opt (frename-registers): Initialize to 2.
3522 (fgcse-after-reload): Ditto.
3523 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3524 (process_options): Only change flag_web, flag_rename_registers,
3525 and flag_rerun_cse_after_loop if not explicitly set by user.
3527 2005-07-18 Jan Beulich <jbeulich@novell.com>
3529 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3530 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3531 in 64-bit mode the same as DImode in 32-bit mode.
3532 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3533 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3534 mode. Add new mode parameter.
3535 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3536 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3537 x86_64_shift_adj): New expanders.
3538 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3539 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3541 Respective new splitters. Use renamed shift splitter helpers in 32-bit
3542 DImode shift splitters.
3543 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3544 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3547 2005-07-18 Jan Beulich <jbeulich@novell.com>
3549 * i386.md (movdi_extzv_1): New.
3550 (zero_extendhidi2): Combine alternatives and never force use of
3552 (zero_extendqidi2): Likewise. Don't restrict input selection.
3554 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3556 Fix PR tree-optimization/22531
3557 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
3560 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3562 * tree-promote-statics.c (pass_promote_statics): Change dump file
3565 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3567 * tree-optimize.c (init_tree_optimization_passes): Add
3568 pass_eliminate_useless_stores pass.
3569 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3570 * tree-ssa-pre.c (is_copy_stmt): New function.
3571 (follow_copies_till_vuse): Ditto.
3572 (do_eustores): Ditto.
3573 (gate_eustores): Ditto.
3575 2005-07-16 Richard Henderson <rth@redhat.com>
3577 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3579 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3580 Kenneth Zadeck <zadeck@naturalbridge.com>
3582 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3583 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3584 ipa-type-escape.h, tree-promote-statics.c
3585 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3586 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3587 tree-promote-statics.c: new files.
3588 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3589 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3590 int nonlocal_set_p, mark_constant_function): Deleted.
3591 (rest_of_handle_cfg): Removed call to mark_constant_function.
3592 (nonoverlapping_component_refs_p): Added calls to support
3593 type based aliasing.
3594 * tree-ssa-alias.c (may_alias_p,
3595 compute_flow_insensitive_aliasing): Ditto.
3596 * calls.c (flags_from_decl_or_type): Removed reference to
3598 * c-typeck.c (convert_arguments): Make builtins tolerant of having
3599 too many arguments. This is necessary for Spec 2000.
3600 * cgraph.h (const_function, pure_function): Removed.
3601 * common.opt: Added "fipa-pure-const", "fipa-reference",
3602 "fipa-type-escape", and "ftree-promote-static".
3604 * passes.c: Added ipa and tree-promote-statics passes.
3605 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3606 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3607 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3608 * tree-flow.h: Added exposed sra calls and addition of
3609 reference_vars_info field for FUNCTION_DECLS.
3610 * tree-pass.h: Added passes.
3611 * tree-sra.c: (sra_init_cache): New function.
3612 (sra_insert_before, sra_insert_after) Made public.
3613 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3615 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3616 aliasing. (may_alias_p): Added code to use type escape analysis to
3618 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3619 code to prune clobbers of static variables based on information
3620 produced in ipa-reference pass. Changed call clobbering so that
3621 statics are not marked as clobbered if the call does not clobber
3624 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3626 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3629 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3631 * doc/install.texi (*-*-solaris2*): Document recommended version
3632 of GNU binutils and mention GNU linker problem on Solaris 10.
3634 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3637 * c-decl.c (c_build_bitfield_integer_type): New function.
3638 (finish_struct): Call it.
3639 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3641 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3643 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3646 2005-07-16 Jan Hubicka <jh@suse.cz>
3648 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3649 (scale_bbs_frequencies_int): Watch roundoff errors.
3650 * predict.c (return_prediction): Initialize return_stmt.
3652 2005-07-16 Jan Hubicka <jh@suse.cz>
3654 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3655 after RTL profiling.
3657 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3660 * fold-const.c (build_range_check): Convert high/low to etype
3661 if we are only comparing against exp.
3663 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3665 Fix PR tree-optimization/22376
3666 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3668 (need_to_solve): New function.
3669 (compute_points_to_sets): Use it.
3671 2005-07-15 Jan Hubicka <jh@suse.cz>
3673 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3674 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3676 2005-07-15 Richard Guenther <rguenther@suse.de>
3678 * c-common.c (handle_flatten_attribute): New function.
3679 Add flatten function attribute.
3680 * doc/extend.texi: Document flatten function attribute.
3681 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3682 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3684 (cgraph_decide_inlining): Handle functions with flatten
3687 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3689 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3690 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3691 UNSPEC_XCHG, UNSPEC_AND): New.
3692 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3693 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3694 * config/rs6000/sync.md (FETCHOP): New code macro.
3695 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3697 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3698 (sync_compare_and_swap<mode>): Same.
3699 (sync_lock_test_and_set<mode>): Same.
3700 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3701 for QImode and HImode, and not PPC405.
3702 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3703 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3704 (sync_<fetchop>{si,di}_internal): New.
3705 (sync_nand{si,di}_internal): New.
3706 (sync_old_<fetchop>{si,di}_internal): New.
3707 (sync_old_nand{si,di}_internal): New
3708 (sync_new_<fetchop>{si,di}_internal): New.
3709 (sync_new_nand{si,di}_internal): New.
3710 (atomic_and{si,di}): New.
3711 (sync_new_nand{si,di}_internal): New.
3712 (atomic_and{si,di}): New.
3713 (sync_add<mode>_internal): Delete.
3714 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3715 (sync_sub<mode>_internal): Delte.
3716 (sync_subshort_internal): New.
3717 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3718 (sync_anddi_internal): Delete.
3719 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3720 (sync_booldi_internal): Delete.
3721 (sync_boolc<mode>_internal): Delete.
3722 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3723 (sync_boolc<mode>_internal2): Delete.
3724 (sync_boolcc<mode>_internal): Delete.
3725 (isync, lwsync): Use unspec instead of unspec_volatile.
3726 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3727 Revert UNSPEC_VOLATILE.
3728 (rs6000_split_atomic_op): New.
3729 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3731 2005-07-14 Eric Christopher <echristo@redhat.com>
3733 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3734 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3736 2005-07-14 Eric Christopher <echristo@redhat.com>
3738 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3740 2005-07-14 Steven Bosscher <stevenb@suse.de>
3742 PR tree-optimization/22230
3743 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3744 the computation of the four cross productions for "range op range".
3746 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3747 Ulrich Weigand <uweigand@de.ibm.com>
3750 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3753 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3755 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3757 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3759 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3761 2005-07-14 Richard Guenther <rguenther@suse.de>
3764 * config/i386/i386-protos.h (ix86_function_value): Change
3765 prototype to match new target hook.
3766 * config/i386/i386.c (ix86_value_regno): Change prototype
3767 to take extra type argument.
3768 (TARGET_FUNCTION_VALUE): Define.
3769 (ix86_function_ok_for_sibcall): Pass extra argument to
3770 ix86_value_regno, check return slot rtx for exact match.
3771 (ix86_function_value): Take extra parameter. Dispatch to
3772 ix86_value_regno with fndecl/fntype as provided.
3773 (ix86_value_regno): Handle extra type argument.
3774 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3776 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3777 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3778 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3779 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3780 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3782 2005-07-14 Richard Guenther <rguenther@suse.de>
3784 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3785 * calls.c (expand_call): Pass fntype to hard_function_value.
3786 (emit_library_call_value_1): Likewise.
3787 * explow.c: Include target.h.
3788 (hard_function_value): Take extra argument, the fntype.
3789 Use new target hook for function_value.
3790 * expr.h (hard_function_value): Change prototype.
3791 * function.c (aggregate_value_p): Pass 0 as fntype to
3792 hard_function_value.
3793 (assign_parms): Use new target hook for function_value.
3794 Pass 0 as fntype to hard_function_value.
3795 (expand_function_end): Likewise.
3796 * reg-stack.c: Include target.h.
3797 (stack_result): Use new target hook for function_value.
3798 * target-def.h: New target hook function_value.
3799 * target.h: Likewise.
3800 * targhooks.c (default_function_value): New function.
3801 * targhooks.h (default_function_value): Declare.
3803 2005-07-13 Ian Lance Taylor <ian@airs.com>
3805 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3807 2005-07-14 Jan Hubicka <jh@suse.cz>
3809 * tree-dfa.c (dump_variable): Use default_def function.
3810 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3811 * tree-ssa.c (verify_use): Likewise.
3812 * tree-ssanames.c (release_ssa_name): Likewise.
3813 * tree-tailcall.c (eliminate_tail_call): Likewise.
3814 (tree_optimize_tail_calls_1): Likewise.
3815 * tree-vrp.c (get_value_range): Likewise.
3817 2005-07-14 Ben Elliston <bje@au.ibm.com>
3819 * gcc.c (main): Compare language[0] with '*' when iterating over
3822 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3824 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3825 "s390_emit_compare". Add handling of CCZ1mode.
3826 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3827 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3829 (s390_branch_condition_mask): Add CCZ1mode handling.
3830 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3831 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3832 Use CCZ1mode instead of CCZmode.
3833 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3835 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3837 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3839 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3841 2005-07-13 Eric Christopher <echristo@redhat.com>
3843 * config/mips/mips.c (mips_canonicalize_comparison): New.
3844 (mips_emit_int_relational): Use.
3846 2005-07-13 Eric Christopher <echristo@redhat.com>
3848 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3850 * config/s390/s390.md: Include tpf.md. Move tpf specific
3852 * config/s390/tpf.md: To here.
3853 * config/s390/s390.opt: Move tpf specific options...
3854 * config/s390/tpf.opt: to here. Add mmain option.
3855 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3856 * config/s390/tpf.h: Rewrite.
3858 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3860 * doc/tm.texi: Remove @xref{Cross-profiling}.
3862 2005-07-13 Jeff Law <law@redhat.com>
3864 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3865 expressions, test their _DECL operands for pointer equality rather
3866 than using operand_equal_p.
3868 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3870 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3871 (TARGET_POSIX_IO): This.
3872 * config/darwin.h: Likewise.
3873 * config/freebsd.h: Likewise.
3874 * config/linux.h: Likewise.
3875 * config/lynx.h: Likewise.
3876 * config/netbsd.h: Likewise.
3877 * config/rs6000/linux64.h: Likewise.
3878 * config/rs6000/linux.h: Likewise.
3879 * config/s390/tpf.h: Likewise.
3880 * config/sh/embed-elf.h: Likewise.
3881 * config/sparc/linux64.h: Likewise.
3882 * config/sparc/linux.h: Likewise.
3883 * config/svr4.h: Likewise.
3884 * gcov-io.h: Likewise.
3886 * doc/tm.texi: Updated.
3888 * libgcov.c (create_file_directory): Defined only if
3889 TARGET_POSIX_IO is defined.
3890 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3893 2005-07-13 Jan Hubicka <jh@suse.cz>
3895 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3897 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3899 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3900 structure as argument.
3902 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3904 PR tree-optimization/21921
3905 * tree-iterator.c (tsi_link_before): Support the case when
3906 tsi_end_p (tsi) == true.
3908 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3910 PR tree-optimization/22442
3911 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3914 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3916 PR rtl-optimization/20376
3917 * toplev.c (process_options): Enable -fweb and -frename-registers when
3919 * doc/invoke.texi: Update the information about when -fweb and
3920 -frename-registers are enabled.
3922 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3925 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3926 if *rhs_p is not a SSA_NAME.
3928 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3930 Fix PR tree-optimization/22422
3931 * tree-ssa-structalias.c (struct variable_info): Add flag for
3933 (get_varinfo): Now a static function.
3934 (new_varinfo): init has_union and is_special_var to false.
3935 (solution_set_add): Check has_union.
3936 (do_da_constraint): Move temporary variable so it gets reset
3938 Also check for special variable.
3939 (do_ds_constraint): Ditto.
3940 (do_sd_constraint): Ditto.
3941 (do_structure_copy): Check for special variable.
3942 (find_func_aliases): Ditto.
3943 (init_base_vars): Set special vars properly.
3945 2005-07-13 Jan Hubicka <jh@suse.cz>
3947 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3950 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3951 (get_expr_operands): Fix thinko wrt flags and subvars.
3953 PR tree-optimize/22379
3954 * tree-inline.c (expand_call_inline): Do not output sorry in early
3957 2005-07-12 Dale Johannesen <dalej@apple.com>
3959 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3961 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3964 * host-linux.h: Include limits.h.
3966 2005-07-12 Dale Johannesen <dalej@apple.com>
3968 * expr.c (compress_float_constant): Add cost check.
3969 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3971 2005-07-12 Dale Johannesen <dalej@apple.com>
3973 * gcc.target/i386/compress-float-sse.c: New.
3974 * gcc.target/i386/compress-float-sse-pic.c: New.
3975 * gcc.target/i386/compress-float-387.c: New.
3976 * gcc.target/i386/compress-float-387-pic.c: New.
3977 * gcc.dg/compress-float-ppc.c: New.
3978 * gcc.dg/compress-float-ppc-pic.c: New.
3980 2005-07-12 Eric Christopher <echristo@redhat.com>
3982 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3984 * config/s390/s390.md: Include tpf.md. Move tpf specific
3986 * config/s390/tpf.md: To here.
3987 * config/s390/s390.opt: Move tpf specific options...
3988 * config/s390/tpf.opt: to here. Add mmain option.
3989 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3990 * config/s390/tpf.h: Rewrite.
3992 2005-07-12 Eric Christopher <echristo@redhat.com>
3994 * gcc.c (struct infile): Update comment for language.
3995 (main): Rewrite input file resetting code.
3997 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
4000 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
4001 requiring a cast in a non RHS of modify_expr. Add a cast when required.
4002 (lookup_avail_expr): Use constant_boolean_node instead
4003 of boolean_false_node/boolean_true_node.
4005 2005-07-12 Ben Elliston <bje@au.ibm.com>
4007 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
4008 and use it when printing num_edges.
4010 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
4012 * doc/extend.texi (Blackfin Built-in Functions): New section.
4013 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
4016 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
4018 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
4019 s/cmpstrsi/cmpstrnsi
4020 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
4022 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
4023 (init_optabs): Initialize cmpstrn_optab.
4024 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
4025 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
4026 * expr.c: (enum insn_code cmpstrn_optab): Declare.
4027 * config/i386/i386.md: s/cmpstr/cmpstrn
4028 * config/c4x/c4x.md: s/cmpstr/cmpstrn
4029 * doc/md.texi: Update documentation.
4031 2005-07-11 Richard Henderson <rth@redhat.com>
4033 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
4034 build_va_arg_indirect_ref.
4035 (alpha_gimplify_va_arg): Likewise.
4036 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
4037 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
4038 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
4039 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
4040 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
4041 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
4043 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
4045 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4047 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4048 * passes.c (init_optimization_passes): Add pass_empty_loop.
4049 * tree-pass.h (pass_empty_loop): Declare.
4050 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4051 try_remove_empty_loop, remove_empty_loops): New functions.
4052 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4053 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4055 2005-07-12 Peter Barada <peter@the-baradas.com>
4059 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4060 in address registers.
4061 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4062 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4063 alternative of addsi3_5200.
4065 2005-07-11 Ian Lance Taylor <ian@airs.com>
4067 * config/mips/mips.md (ffs<mode>2): Remove.
4069 2005-07-11 Ian Lance Taylor <ian@airs.com>
4071 * doc/tree-ssa.texi (Cleanups): Improve description of
4073 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4075 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4077 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4078 * tree.h (DECL_ARGUMENT_FLD): New macro.
4080 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4082 Fix PR tree-optimization/22404
4084 * tree-ssa-structalias.c (create_variable_info_for): Use
4087 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4089 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4090 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4091 for second comparison operand.
4092 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4094 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4095 (define_insn_reservation "alu"): Likewise.
4096 (csync, ssync): Now of type sync.
4097 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4098 -mcsync-anomaly -mspecld-anomaly.
4099 * config/bfin/bfin.opt (mcsync): Remove.
4100 (mcsync-anomaly, mspecld-anomaly): Add.
4101 * config/bfin/bfin.c: Include "insn-codes.h".
4102 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4103 (TARGET_DEFAULT_TARGET_FLAGS): New.
4104 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4106 2005-07-11 Steven Bosscher <stevenb@suse.de>
4108 * basic-block.h: Give the BB flags enum a name, bb_flags.
4109 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4110 * cfgcleanup.c (enum bb_flags): Remove here.
4111 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4112 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4113 (update_forwarder_flag): Likewise.
4114 (thread_jump): Likewise.
4115 (try_forward_edges): Likewise.
4116 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4117 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4118 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4120 2005-07-11 Richard Guenther <rguenther@suse.de>
4122 * config/i386/i386.opt: New target option -msseregparm.
4123 * config/i386/i386.c (override_options): Error out for
4124 -msseregparm but no SSE support.
4125 (ix86_function_sseregparm): Check for global sseregparm.
4126 * doc/invoke.texi: Document -msseregparm.
4128 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4130 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4131 (m32rle-*-linux*): Ditto.
4133 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4135 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4136 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4139 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4143 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4144 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4146 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4148 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4149 (varmap): Heapify varmap.
4150 (constraints): Heapify constraints.
4151 (struct constraint_graph): Heapify succs and preds.
4152 (constraint_vec_find): Update for heapification.
4153 (constraint_set_union): Ditto.
4154 (insert_into_complex): Ditto.
4155 (constraint_edge_vec_find): Ditto.
4156 (erase_graph_self_edge): Ditto.
4157 (add_graph_edge): Ditto.
4158 (get_graph_weights): Ditto.
4159 (merge_graph_nodes): Ditto.
4160 (build_constraint_graph): Ditto.
4161 (topo_visit): Ditto.
4162 (solve_graph): Ditto.
4163 (create_variable_info_for): Ditto.
4164 (init_base_vars): Ditto.
4165 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4166 (condese_varmap_nodes): Free complex vector.
4167 (clear_edges_for_node): Clear succs and preds vector.
4169 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4171 * tree-ssa-structalias.c (update_alias_info): Change counting of
4172 references to not include vdefs.
4174 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4176 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4179 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4181 * pa.c (pa_commutative_p): Make PLUS commutative when
4182 TARGET_NO_SPACE_REGS is true.
4184 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4186 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4187 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4188 * tree-dfa.c (dump_subvars_for): New.
4189 (debug_subvars_for): New.
4190 (dump_variable): Show subvariables if VAR has them.
4191 * tree-flow-inline.h (get_subvar_at): New.
4192 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4193 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4195 (struct subvar): Change fields offset and size to unsigned
4197 (dump_subvars_for): Declare.
4198 (debug_subvars_for): Declare.
4199 (get_subvar_at): Declare.
4200 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4201 to unsigned HOST_WIDE_INT *.
4202 (overlap_subvar): Likewise.
4203 * tree-gimple.c (is_gimple_reg): Always return false for
4204 SFTs and memory tags.
4205 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4207 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4208 (compute_may_aliases): Call compute_points_to_sets.
4209 (collect_points_to_info_for): Remove.
4210 (compute_points_to_and_addr_escape): Remove.
4211 (delete_alias_info): Call delete_points_to_sets.
4212 (compute_flow_sensitive_aliasing): If the call to
4213 find_what_p_points_to returns false, call set_pt_anything.
4214 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4215 (set_pt_anything): Clear pi->pt_vars.
4216 (set_pt_malloc): Remove.
4217 (merge_pointed_to_info): Remove.
4218 (add_pointed_to_expr): Remove.
4219 (add_pointed_to_var): Remove.
4220 (collect_points_to_info_r): Remove.
4221 (is_escape_site): Make extern.
4223 (create_overlap_variables_for): Call it.
4224 * tree-ssa-copy.c (merge_alias_info): Never merge
4225 flow-sensitive alias information.
4226 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4227 offset and size to be unsigned HOST_WIDE_INT.
4228 (add_to_addressable_set): Rename from note_addressable.
4229 Set TREE_ADDRESSABLE as the variables are added to the set.
4231 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4232 operands into VUSEs when adding V_MAY_DEFs for members in an
4234 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4235 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4236 (struct variable_info): Add bitfield is_heap_var.
4237 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4238 (new_var_info): Initialize is_heap_var.
4239 (get_constraint_for): Add HEAP variables to the symbol table.
4240 Mark them with is_heap_var.
4241 (update_alias_info): New. Taken mostly from the old
4242 compute_points_to_and_addr_escape.
4243 (handle_ptr_arith): New.
4244 (find_func_aliases): Call update_alias_info.
4245 Call handle_ptr_info for tcc_binary expressions.
4246 Call mark_stmt_modified.
4247 (create_variable_info_for): If DECL has subvars, do not create
4248 variables for its subvars. Always add all the fields.
4249 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4250 SFTs, then add all the SFTs of the structure.
4251 If VI->DECL is an aggregate with subvariables, add the SFT at
4253 (find_what_p_points_to): If VI is an artificial variable,
4254 translate to bitfields in SSA_NAME_PTR_INFO.
4255 If the solution is empty, set pi->pt_vars to NULL
4256 (init_base_vars): Create ANYOFFSET.
4257 (compute_points_to_sets): Rename from create_alias_vars.
4259 (pass_build_pta): Remove.
4260 (delete_points_to_sets): Rename from delete_alias_vars.
4261 (pass_del_pta): Remove.
4262 * tree-ssa-structalias.h (struct alias_info): Move from
4264 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4265 NUM_REFERENCES_SET): Likewise.
4266 (compute_points_to_sets, delete_points_to_sets): Declare.
4268 2005-07-09 Richard Henderson <rth@redhat.com>
4270 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4271 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4272 alpha_split_lock_test_and_set_12): New functions.
4273 * config/alpha/alpha-protos.h: Update.
4274 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4275 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4276 * config/alpha/sync.md (I12MODE): New.
4277 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4278 (sync_<fetchop_name><I48MODE>): Likewise.
4279 (sync_nand<I48MODE>): Likewise.
4280 (sync_old_<fetchop_name><I48MODE>): Likewise.
4281 (sync_new_<fetchop_name><I48MODE>): Likewise.
4282 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4283 (sync_compare_and_swap<I48MODE>): Likewise.
4284 (sync_lock_test_and_set<I48MODE>): Likewise.
4285 (sync_compare_and_swap<I12MODE>): New.
4286 (sync_compare_and_swap<I12MODE>_1): New.
4287 (sync_lock_test_and_set<I12MODE>): New.
4288 (sync_lock_test_and_set<I12MODE>_1): New.
4290 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4294 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4296 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4298 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4299 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4301 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4304 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4306 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4308 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4309 memory_operand constraint.
4310 (store_conditional_<mode>): Same.
4311 (sync_compare_and_swap<mode>): Same.
4312 (sync_lock_test_and_set<mode>): Same.
4314 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4316 Rewrite PIC support to more closely model actual instructions.
4317 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4318 (cris_symbol): Remove prototypes for removed functions.
4319 (cris_pic_symbol_type_of, cris_valid_pic_const)
4320 (cris_expand_pic_call_address): Prototypes for new functions.
4321 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4323 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4325 <case ':'>: Add case for new punctuation character.
4326 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4327 emitting (extra) PIC modifier.
4328 <case UNSPEC>: Do not assert for PLT.
4329 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4330 (cris_expand_prologue, cris_expand_epilogue): Check
4331 for pic_offset_table_rtx usage instead of taking
4332 current_function_uses_pic_offset_table as the final word.
4333 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4334 Remove flag_pic difference.
4335 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4336 the moral equivalents of...
4337 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4339 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4340 (cris_handle_option): Mark ARG as unused.
4341 (cris_expand_pic_call_address): New worker function for "call",
4343 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4344 output PIC constructs here.
4345 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4346 as symbol-specific modifers, not whole or part of operands.
4347 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4348 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4349 constants and flag_pic.
4350 (CONSTANT_INDEX_P): Adjust for new functions.
4351 (enum cris_pic_symbol_type): New helper type.
4352 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4353 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4354 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4356 ("movsi"): Emit actual instructions for GOT and relative access.
4357 ("*movsi_got_load"): New pattern to set up the register holding
4359 ("*movsi_internal"): Operand 1 is not a plain general_operand.
4360 Adjust FIXME for 'S'.
4361 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4362 Use "movs" for -fpic cases.
4363 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4364 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4365 ("call", "call_value"): Just call cris_expand_pic_call_address for
4367 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4368 Remove special pattern.
4369 ("*expanded_call_side", "*expanded_call_value_side"): New
4371 (gotplt-to-plt, gotplt-to-plt-side-call)
4372 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4374 * config/cris/cris/predicates.md
4375 ("cris_general_operand_or_gotless_symbol"): Remove unused
4377 ("cris_general_operand_or_symbol"): Adjust for new functions.
4379 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4381 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4383 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4385 * Makefile.in (TREE_H): Add treestruct.def.
4386 (c-decl.o): Add pointer-set.h
4387 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4388 visibility on regular DECL's.
4389 (merge_decls): Fix the copying of decl nodes of various types for
4390 the new structures. Don't update RTL, section name, weak status,
4391 etc, on DECL's without RTL.
4392 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4393 Don't check volatile on non-variable types.
4394 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4395 to check whether we have seen arguments.
4396 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4397 flag is checked before field (flag is common, field is not).
4398 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4399 TS_DECL_COMMON could have an origin.
4400 (add_location_or_const_value_attribute): Don't check section name
4401 on non-var/function decls.
4402 (dwarf2out_var_location): Reverse order of tests.
4403 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4404 with DECL_WRTL_CHECK.
4405 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4406 * fold-const.c (fold_binary): Don't check weakness on
4407 non-var/function decls.
4408 (tree_expr_nonzero_p): Ditto.
4409 (fold_checksum_tree): Use tree_decl_extra as sizeof
4411 * ggc-page.c (extra_order_size_table): Add sizes for
4412 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4414 * gimplify.c (gimplify_bind_expr): Only set
4415 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4416 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4418 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4419 * langhooks.h (init_ts). New langhook.
4420 * passes.c (rest_of_decl_compilation): Reverse order of tests.
4421 * print-tree.c (print_node): Update to only print fields that
4422 exist in the structures the passed decl has.
4423 * toplev.c (wrapup_global_declarations): Don't reset
4424 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4425 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4426 * tree-inline.c (remap_decl): Ditto.
4427 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4428 * tree-pretty-print.c (print_declaration): Don't print
4429 DECL_REGISTER on things that don't contain it.
4430 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4431 non-var/function decls.
4432 * tree.c (tree_contains_struct): New structure.
4433 (init_priority_for_decl): New hashtable.
4434 (tree_int_map): New structure.
4435 (tree_int_map_eq): New function.
4436 (tree_int_map_marked_p): Ditto.
4437 (tree_int_map_hash): Ditto.
4438 (tree_map): Move to tree.h.
4439 (tree_map_eq): Externalize.
4440 (tree_map_hash): Ditto.
4441 (tree_map_marked_p): Ditto.
4442 (init_ttree): Set up tree_contains_struct and call langhook.
4443 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4444 (tree_code_size): Update for new structures.
4445 (tree_node_structure): Update for new structures.
4446 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4448 (copy_node_stat): Copy init priority.
4449 (build_decl_stat): Ditto for visibility.
4450 (ts_enum_names): New.
4451 (tree_contains_struct_check_failed): New function.
4452 (decl_init_priority_lookup): Ditto.
4453 (decl_init_priority_insert): Ditto.
4454 * treestruct.def: New file.
4455 * tree.h (CODE_CONTAINS_STRUCT): New macro.
4456 (CONTAINS_STRUCT_CHECK): Ditto.
4457 (tree_contains_struct_check_failed): New prototype.
4458 (DECL_CHECK): Removed.
4459 (DECL_MINIMAL_CHECK): New.
4460 (DECL_COMMON_CHECK): Ditto.
4461 (DECL_WRTL_CHECK): Ditto.
4462 (DECL_NON_COMMON_CHECK): Ditto.
4463 (DECL_WITH_VIS_CHECK): Ditto.
4464 (VAR_OR_FUNCTION_DECL_P): Ditto
4465 (struct tree_decl_minimal): New structure.
4466 (struct tree_decl_common): Ditto.
4467 (struct tree_decl_with_rtl): Ditto.
4468 (struct tree_decl_with_vis): Ditto.
4469 (struct tree_decl_non_common): Ditto.
4470 (struct tree_field_decl): Ditto.
4471 (struct tree_parm_decl): Ditto.
4472 (struct tree_var_decl): Ditto.
4473 (struct tree_function_decl): Ditto.
4474 (struct tree_const_decl): Ditto.
4475 (struct tree_result_decl): Ditto.
4476 (union tree_node): Add new structures.
4477 * var-tracking.c (track_expr_p): Reverse order of tests.
4479 * doc/c-tree.texi: Add documentation on DECL node internal structure.
4481 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4483 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4484 * system.h: Poison FINALIZE_PIC.
4485 * doc/tm.texi (FINALIZE_PIC): Remove.
4487 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4490 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4491 to the correct type if we have a MODIFY_EXPR.
4493 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4495 PR tree-optimization/22360
4496 * tree.c (upper_bound_in_type): Fix calculations for casting
4497 to a non-wider signed type and casting a signed value to a
4498 wider unsigned type.
4499 (lower_bound_in_type): Fix calculations for casting to a
4500 non-wider signed type.
4502 PR tree-optimization/20139
4503 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
4505 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
4506 fold_cond_expr_cond.
4507 * tree-ssanames.c (release_defs): Assert in_ssa_p.
4508 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
4510 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4513 * tree-complex.c (expand_complex_libcall): Produce
4514 REALPART_EXPR/IMAGPART_EXPR with the correct type.
4516 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4518 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4519 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4520 b" assert and inserted fastpath code for this case.
4521 (bitmap_ior): Removed "a != b" assert.
4523 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4525 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4526 (ENDFILE_SPEC): Likewise.
4527 * config/m32r/m32r.h (ASM_SPEC): Likewise.
4529 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4530 a large stack frame at epilogue.
4532 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
4534 * final.c: Include sdbout.h when required.
4536 2005-07-07 Geoffrey Keating <geoffk@apple.com>
4538 * config.gcc (*-*-darwin*): Only one target-specific header file
4540 (powerpc-*-darwin*): Add version-specific header files.
4541 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4542 * config.in: Regenerate.
4543 * configure: Regenerate.
4544 * gcc.c: Include xregex.h.
4545 (version_compare_spec_function): New.
4546 (spec_function): Add version-compare.
4547 (replace_outfile_spec_function): Reformat comment.
4548 (compare_version_strings): New.
4549 * config/darwin-c.c (version_as_macro): New.
4550 (builtin_define): New.
4551 (darwin_cpp_builtins): New.
4552 * config/darwin-protos.h (darwin_cpp_builtins): New.
4553 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4554 (LIB_SPEC): Make unconditional, update comment.
4555 (TARGET_C99_FUNCTIONS): Define.
4556 * config/darwin.opt: Sort.
4557 (mmacosx-version-min=): New.
4558 * config/darwin7.h: Delete.
4559 * config/darwin8.h: Delete.
4560 * config/i386/darwin.h (): Call darwin_cpp_builtins.
4561 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4562 (TARGET_C99_FUNCTIONS): Define.
4563 * config/rs6000/darwin7.h: New.
4564 * config/rs6000/darwin8.h: New.
4565 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4566 (-mmacosx-version-min): Document.
4568 2005-07-07 Ian Lance Taylor <ian@airs.com>
4570 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4572 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
4575 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4577 2005-07-07 Khem Raj <kraj@mvista.com>
4579 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4580 in bytes, not words.
4582 2005-07-07 Paul Brook <paul@codesourcery.com>
4584 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4585 DEFAULT_FUNCTION_ARG_PADDING to upward.
4587 2005-07-07 Richard Henderson <rth@redhat.com>
4589 * function.c (locate_and_pad_parm): Record parameter alignment in
4590 stack_alignment_needed.
4592 2005-07-07 David Edelsohn <edelsohn@gnu.org>
4594 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4595 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4596 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4597 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4598 (define_attr "type"): Add isync, sync, load_l, store_c.
4599 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4600 Create scratch volatile MEM.
4601 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
4603 (load_locked_<mode>): New.
4604 (store_conditional_<mode>): New.
4605 (sync_compare_and_swap<mode>): Replace with splitter.
4606 (sync_lock_test_and_set<mode>): Replace with splitter.
4607 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4609 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
4610 is ics. Attribute isync.
4611 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
4613 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4614 and UNSPECV_SYNC_OP.
4615 (emit_unlikely_jump): New.
4616 (emit_load_locked): New.
4617 (emit_store_conditional): New.
4618 (rs6000_split_compare_and_swap): New.
4619 (rs6000_split_lock_test_and_set): New.
4620 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4621 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4622 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4623 rs6000_split_lock_test_and_set): Declare.
4624 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4625 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4626 store_c, isync, sync.
4628 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4630 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4631 filenames to gtyp-gen.h.
4632 (s-typ-gen): Use it in place of for loops.
4634 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4636 * hooks.c (hook_bool_rtx_int_false): New function.
4637 * hooks.h (hook_bool_rtx_int_false): Declare.
4638 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4639 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4640 * target.h (struct gcc_target): Add commutative_p member.
4641 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4642 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4643 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4644 (pa_commutative_p): New function.
4645 * jump.c (target.h): Include.
4646 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4647 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4649 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4651 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4652 (s390_expand_setmem): New.
4653 * config/s390/s390.c: Likewise.
4654 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4656 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4657 general_operand. Call new function "s390_expand_setmem".
4658 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4659 ("setmem_long", "*setmem_long"): ... this.
4661 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4663 * config/s390/s390.c: (optimization_options): Enable
4664 TARGET_MVCLE at -Os.
4665 * doc/invoke.texi: Document changes in default behaviour.
4666 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4668 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4670 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4671 defined by back-end.
4673 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4675 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4676 all sets in the pattern.
4677 * config/rs6000/rs6000.md (stack_protect_testsi,
4678 stack_protect_testdi): Likewise.
4680 2005-07-06 Jeff Law <law@redhat.com>
4682 * tree-vrp.c (simplify_using_ranges): Kill.
4683 (vrp_finalize): Remove call to simplify_using_ranges.
4684 (simplify_stmt_using_ranges): New function extracted from
4685 simplify_using_ranges.
4686 (simplify_div_or_mod_using_ranges): Likewise.
4687 (simplify_abs_using_ranges): Likewise.
4688 (simplify_cond_using_ranges): New function.
4689 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4690 * tree-ssa-propagate.c (substitute_and_fold): Call
4691 simplify_stmt_using_ranges if we have range information.
4693 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4695 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4696 ia64_flag_schedule_isns2.
4698 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4699 reading/writing general registers.
4700 (ia64_function_arg): Revert 2005-06-18 change.
4702 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4704 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4705 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4707 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4709 * function.c (expand_function_end): Revert part of 2005-06-27
4710 patch. Do sjlj_emit_function_exit_after after return_label.
4712 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4714 * doc/install.texi (--disable-libssp): New.
4716 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4718 * doc/invoke.texi: Update -fforce-mem documentation.
4719 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4720 code for -fforce-mem.
4721 * expmed.c: (store_bit_field,store_fixed_bit_field,
4722 extract_bit_field): Ditto.
4723 * expr.c: (convert_move): Ditto.
4724 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4725 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4726 emit_conditional_add,expand_float,expand_fix): Ditto.
4727 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4728 (common_handle_option): Issue warning when -fforce-mem specified.
4730 2005-07-06 Paul Brook <paul@codesourcery.com>
4732 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4734 * configure: Regenerate.
4736 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4738 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4740 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4742 Fix PR tree-optimization/22319
4743 Fix PR tree-optimization/22140
4744 Fix PR tree-optimization/22310
4746 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4747 variable sized types.
4748 Use correct type for intermediate structure on *a = *b structure
4751 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4753 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4755 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4756 (machine_function): Move typedef to...
4757 * config/rs6000/rs6000.c (machine_function): ... here. Add
4758 varargs_save_offset field.
4759 (rs6000_stack_t): Remove varargs_size field.
4760 (setup_incoming_varargs): Allocate varargs save area using
4761 assign_stack_local, try to make it as small as possible.
4762 Save offset from virtual_stack_vars_rtx to the save area
4763 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4764 instead of magic 8 when fp word byte size is used.
4765 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4766 instead of -RS6000_VARARGS_SIZE.
4767 (rs6000_stack_info, debug_stack_info,
4768 rs6000_initial_elimination_offset): Remove all traces of
4770 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4771 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4772 RS6000_VARARGS_AREA.
4774 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4776 PR tree-optimization/21963
4777 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4778 constant_multiple_of in the same way get_computation_cost_at does.
4780 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4782 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4783 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4784 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4785 and return its previous value.
4786 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4787 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4789 (stack_protect_set, stack_protect_test): New expanders.
4790 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4791 stack_protect_testdi): New insns.
4792 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4793 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4795 2005-07-06 Jeff Law <law@redhat.com>
4797 * tree-ssa-dce.c (cfg_altered): New global.
4798 (tree_dce_init): Initialize cfg_altered.
4799 (remove_dead_stmt): If we remove an edge in the CFG, then set
4801 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4804 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4806 * Makefile.in (stamp-collect-ld): Use
4807 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4808 ./collect-ld if it already exists.
4809 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4810 Don't remove ./nm if it already exists.
4812 2005-07-05 Devang Patel <dpatel@apple.com>
4814 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4815 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4816 * tree-vectorizer.c (vect_loop_location): New.
4817 (vect_print_dump_info): Use vect_loop_location.
4818 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4819 (vectorize_loops): Set vect_loop_location.
4820 * tree-vect-analyze.c (vect_analyze_offset_expr,
4821 vect_determin_vectorization_factor, vect_analyze_operations,
4822 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4823 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4824 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4825 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4826 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4827 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4828 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4829 vect_analyze_loop): Adjust vect_print_dump_info API.
4830 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4831 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4832 vect_finish_stmt_generation, vectorizable_assignment,
4833 vectorizable_operation, vectorizable_store, vectorizable_load,
4834 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4835 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4836 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4837 vect_transform_loop): Same.
4838 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4839 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4842 2005-07-05 Randolph Chung <tausq@debian.org>
4844 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4845 * configure: Regenerate.
4846 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4847 (pa_tls_referenced_p): Declare.
4848 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4849 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4850 (legitimize_tls_address): New.
4851 (hppa_legitimize_address): Handle TLS addresses.
4852 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4853 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4854 (emit_move_sequence): Handle TLS addresses.
4855 (pa_encode_section_info): Call default handler to handle common
4857 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4858 (CONSTANT_ADDRESS_P): Reject TLS operands.
4859 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4860 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4861 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4862 (UNSPEC_TLSLE): Define new constants.
4863 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4864 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4865 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4866 (tie_symbolic_operand, tle_symbolic_operand): New
4868 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4870 * aclocal.m4: Update macros for autoconf 2.59 style.
4871 * configure.ac: Likewise.
4873 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4875 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4876 (function_arg): Pass small aggregates in general registers on 32-bit
4878 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4880 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4882 * Makefile.in (final.o): Fix dependencies.
4884 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4888 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4889 * langhooks.c (lhd_expr_to_decl): New.
4890 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4892 (LANG_HOOKS_INITIALIZER): Update.
4893 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4894 expr_to_decl langhook.
4895 * c-tree.h (c_expr_to_decl): Declare.
4896 * c-typeck.c (c_expr_to_decl): New.
4897 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4899 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4901 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4904 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4905 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4907 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4909 * Makefile.in: Adjust dependencies.
4910 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4911 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4912 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4913 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4914 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4915 rest_of_compilation.
4917 * bb-reorder.c (gate_duplicate_computed_gotos,
4918 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4919 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4920 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4921 pass_partition_blocks): New.
4922 * bt-load.c (gate_handle_branch_target_load_optimize,
4923 rest_of_handle_branch_target_load_optimize,
4924 pass_branch_target_load_optimize): New.
4925 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4927 * cfglayout.c (pass_insn_locators_initialize): New.
4928 * cfgrtl.c (pass_free_cfg): New.
4929 * combine.c (gate_handle_combine, rest_of_handle_combine,
4931 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4932 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4933 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4934 * except.c (pass_set_nothrow_function_flags,
4935 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4937 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4938 rest_of_handle_shorten_branches, pass_shorten_branches,
4939 rest_of_clean_state, pass_clean_state): New.
4940 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4941 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4942 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4944 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4945 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4946 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4947 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4949 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4950 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4951 pass_rtl_ifcvt, gate_handle_if_after_combine,
4952 rest_of_handle_if_after_combine, pass_if_after_combine,
4953 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4954 pass_if_after_reload): New.
4955 * integrate.c (pass_initial_value_sets): New.
4956 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4957 pass_purge_lineno_notes): New.
4958 * mode-switching.c (rest_of_handle_mode_switching,
4959 pass_mode_switching): New.
4960 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4961 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4963 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4964 pass_loop_optimize): New.
4965 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4967 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4969 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4970 pass_postreload_cse): New.
4971 * profile.c (gate_handle_profiling, pass_profiling,
4972 rest_of_handle_branch_prob, pass_branch_prob): New.
4973 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4974 pass_split_before_regstack, gate_handle_split_before_regstack,
4975 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4976 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4977 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4978 pass_stack_regs): New.
4979 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4980 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4981 pass_stack_adjustments): New.
4982 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4983 pass_regrename): New.
4984 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4985 pass_delay_slots, gate_handle_machine_reorg,
4986 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4987 * rtl.h (extern void purge_line_number_notes): New.
4988 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4989 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4991 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4993 * value-prof.c (gate_handle_value_profile_transformations,
4994 rest_of_handle_value_profile_transformations,
4995 pass_value_profile_transformations): New.
4996 * var-tracking.c (gate_handle_var_tracking,
4997 pass_variable_tracking): New.
4998 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
5000 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
5001 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
5002 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
5003 rest_of_handle_old_regalloc, rest_of_handle_regrename,
5004 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
5005 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
5006 rest_of_handle_gcse2, rest_of_handle_regmove,
5007 rest_of_handle_tracer, rest_of_handle_if_conversion,
5008 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
5009 rest_of_handle_web, rest_of_handle_branch_prob,
5010 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
5011 rest_of_handle_jump_bypass, rest_of_handle_combine,
5012 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5013 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5014 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
5015 rest_of_handle_mode_switching, rest_of_handle_jump,
5016 rest_of_handle_eh, rest_of_handle_stack_adjustments,
5017 rest_of_handle_flow2, rest_of_handle_jump2,
5018 rest_of_handle_peephole2, rest_of_handle_postreload,
5019 rest_of_handle_shorten_branches, rest_of_clean_state,
5020 rest_of_compilation): Remove.
5022 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
5023 * passes.c (dump_flags, in_gimple_form, all_passes,
5024 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5025 register_dump_files, next_pass_1, last_verified, execute_todo,
5026 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
5027 from tree-optimize.c.
5028 (init_optimization_passes): Moved from tree-optimize.c,
5029 adding the RTL optimizations.
5030 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
5031 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
5032 all_ipa_passes, all_lowering_passes, register_one_dump_file,
5033 register_dump_files, next_pass_1, last_verified, execute_todo,
5034 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
5035 init_tree_optimization_passes, ipa_passes): Delete.
5036 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
5038 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
5039 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
5041 (ipa_passes): Remove.
5042 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
5043 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
5044 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
5045 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
5046 (dump_info_p, dump_flag): Moved to tree-dump.h.
5048 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5050 * passes.c (finish_optimization_passes): Use dump_begin
5051 and dump_end, TDI_end.
5052 (gate_rest_of_compilation): New.
5053 (pass_rest_of_compilation): Use it.
5054 (gate_postreload, pass_postreload): New.
5055 * toplev.c (general_init): Rename init_tree_optimization_passes.
5056 * toplev.h (init_tree_optimization_passes): Rename to
5057 init_optimizations_passes.
5058 * tree-dump.c (dump_flag): Make static.
5059 (dump_files): Remove RTL dumps.
5060 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5061 pass_cleanup_cfg, pass_free_cfg_annotations,
5062 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5063 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5064 * tree-pretty-print.c: Include tree-pass.h.
5065 * cgraph.c: Include tree-dump.h.
5067 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5069 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5070 Only fall back to saying it points to readonly memory if
5073 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5075 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5076 * config/m32r/m32r.c (m32r_compute_frame_size,
5077 m32r_expand_prologue): Take current_function_profile into
5078 account whenever we reference
5079 current_function_uses_pic_offset_table.
5080 (m32r_finalize_pic): Remove.
5081 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5083 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5085 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5086 instead of $<. Don't remove ./as if it already exists.
5088 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5091 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5092 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5093 for complex modes when generating code for PA 1.0.
5094 (VALID_FP_MODE_P): New macro.
5095 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5096 sets for all general and floating point modes. Align wide floating
5097 point modes to even register boundaries to comply with architectural
5099 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5100 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5101 (VALID_FP_MODE_P): New macro.
5102 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5103 sets for all general and floating point modes. Align wide floating
5104 point modes to even register boundaries to comply with architectural
5107 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5109 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5112 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5114 * tree-ssa-structalias.c: Don't include expr.h.
5116 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5118 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5121 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5123 Fix PR tree-optimization/22279
5125 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5128 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5130 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5132 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5134 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5135 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5136 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5137 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5138 config/stormy16/stormy16.c, config/v850/v850.c,
5139 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5140 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5141 Avoid "." or "\n" at end of diagnostics and capital letters at
5142 start of diagnostics.
5143 * combine.c, cse.c: Don't translate dump file output.
5144 * toplev.c (print_version): Only translate output if going to
5147 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5149 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5150 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5153 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5155 * pa.c (fix_range): Fix typo in comment.
5157 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5159 * tree-vrp.c (extract_range_from_assert): Replace
5160 fold (build (...)) with fold_build2.
5162 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5164 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5165 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5166 (format_types_orig, handle_format_attribute): Add support for
5169 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5171 * varasm.c (assemble_variable): Fix format specifier thinko.
5173 2005-07-03 Ira Rosen <irar@il.ibm.com>
5175 PR tree-optimization/22029 (and 22135)
5176 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5177 a phi node before calling dump_vops.
5179 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5181 * tree-dump.h (dump_string_field): Declare.
5182 * tree-dump.c: Use it instead of dump_string.
5183 (dump_string_field): Make non-static.
5185 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5187 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5188 up the minimal CFG stuff always when optimize > 0. Call
5189 split_all_insns_noflow in PIC case if needed.
5191 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5192 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5195 * c-decl.c (c_write_global_declarations): Dump contents of
5197 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5198 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5199 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5200 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5203 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5205 * c-common.h (GCC_DIAG_STYLE): Define.
5206 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5207 version for format checking to 4.1.
5208 * c-format.c: Include toplev.h after c-common.h.
5209 (enum format_type): Add gcc_tdiag_format_type.
5210 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5211 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5212 (format_types_orig): Add gcc_tdiag.
5213 (init_dynamic_diag_info): Support gcc_tdiag formats.
5214 (handle_format_attribute): Likewise.
5215 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5216 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5217 version for format checking to 4.1.
5218 (warning0, warning, error, pedwarn, sorry): Use
5220 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5221 (finish_aliases_1): Do not use %qE.
5222 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5223 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5224 Correct format bugs.
5225 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5226 parameter to unsigned HOST_WIDE_INT.
5227 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5229 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5232 * expr.c (write_complex_part): Use adjust_address for MEM.
5233 (read_complex_part): Same.
5235 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5237 Fix PR tree-optimization/22280
5239 * tree-sra.c (generate_element_init): Remove useless loop.
5241 2005-07-02 Richard Henderson <rth@redhat.com>
5243 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5245 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5247 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5250 * fold-const.c (fold_binary): Handle the return value of
5251 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5252 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5254 2005-07-02 Jeff Law <law@redhat.com>
5256 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5257 a eliminate type conversion which feeds an equality comparison
5258 if the original type or either operand in the comparison is a
5261 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5263 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5264 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5266 * config/avr/avr.c: Do not use '`' as left quote.
5267 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5268 Remove "." from end of diagnostics. Make diagnostics start with
5271 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5272 Joseph S. Myers <joseph@codesourcery.com>
5274 * toplev.c (default_tree_printer): Handle setting location with
5276 * c-objc.common.c (c_tree_printer): Likewise.
5277 * c-format.c (gcc_diag_flag_specs): Add '+'.
5278 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5279 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5281 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5282 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5283 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5284 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5285 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5286 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5287 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5288 format arguments where %J is used without %D.
5290 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5292 * gcc.c (LINK_SSP_SPEC): Define.
5293 (link_ssp_spec): New variable.
5294 (LINK_COMMAND_SPEC): Add %(link_ssp).
5295 (static_specs): Add link_ssp_spec.
5296 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5297 * configure: Rebuilt.
5298 * config.in: Rebuilt.
5300 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5301 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5302 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5303 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5304 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5305 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5306 -0x7008(2) instead of reading __stack_chk_guard variable.
5307 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5309 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5310 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5311 if TARGET_THREAD_SSP_OFFSET is defined.
5312 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5313 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5316 2005-06-27 Richard Henderson <rth@redhat.com>
5317 * libgcc-std.ver (GCC_4.1.0): New.
5318 * libgcc.h (__stack_chk_guard): Declare.
5319 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5320 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5321 * mklibgcc.in (lib2funcs): Add them.
5323 2005-07-01 Richard Henderson <rth@redhat.com>
5325 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5326 void * before struct sigcontext *.
5327 (x86_fallback_frame_state): Likewise.
5329 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5331 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5333 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5336 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5337 we check for SSA_NAME for.
5339 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5341 Fix PR tree-optimization/22071
5343 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5345 (get_constraint_for_component_ref): Use it.
5347 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5350 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5351 print out the last new line.
5353 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5355 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5356 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5357 * config/cris/cris.c (cris_conditional_register_usage): Adjust
5358 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5359 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5360 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5361 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5362 (enum reg_class): New member CC0_REGS.
5363 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5364 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5365 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5366 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5367 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5368 Adjust for register now described.
5370 2005-07-01 Jakub Jelinek <jakub@redhat.com>
5373 * config/i386/i386.md (stack_protect_test_si,
5374 stack_protect_test_di): Add earlyclobber for scratch 3.
5375 * config/rs6000/rs6000.md (stack_protect_testsi,
5376 stack_protect_testdi): Add earlyclobber for scratch 3,
5377 remove earlyclobber from scratch 4.
5379 Older entries for 2005 can be found in ChangeLog-2005.