1 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3 * doc/install.texi (Specific): Update cctools version required
4 for full functionality.
5 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6 linkers as -macosx_version_min.
8 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
11 * sh.c (print_operand, %R and %S): Add handling of floating point
12 registers, memory, constants and invalid operands.
14 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
16 * ipa-pure-const.c: Change dump name.
18 2005-08-31 Uros Bizjak <uros@kss-loka.si>
21 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
22 to "reg_or_0_operand".
23 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
25 2005-08-31 Dale Johannesen <dalej@apple.com>
27 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
28 loops that count down.
30 2005-08-31 Richard Henderson <rth@redhat.com>
33 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
34 (fixup_eh_region_note): New.
35 (reload_as_needed): Call it.
36 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
37 don't call find_many_sub_basic_blocks; call verify_flow_info.
38 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
39 (keep_stack_depressed): Likewise.
40 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
42 2005-08-31 Richard Henderson <rth@redhat.com>
44 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
47 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
49 * expr.c (expand_expr_real_1): Compare size of address
50 mode to target's address mode size in deciding expansion of
53 2005-08-31 Richard Guenther <rguenther@suse.de>
56 * expr.c (all_zeros_p): New function.
57 (expand_expr_real_1): Handle the case of an all-zero
58 non-addressable constructor separately.
60 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
62 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
63 arguments, adjust all callers.
64 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
66 2005-08-30 Richard Henderson <rth@redhat.com>
69 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
70 whenever the mode sizes match.
72 2005-08-31 Alan Modra <amodra@bigpond.net.au>
74 * calls.c (load_register_parameters): Fix comment typo.
75 * expr.c (emit_push_insn): Comment formatting.
77 2005-08-30 Ian Lance Taylor <ian@airs.com>
79 * config/i386/x-cygwin (host-cygwin): Change dependency from
80 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
82 2005-08-29 Geoffrey Keating <geoffk@apple.com>
84 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
87 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
90 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
93 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
96 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
97 beginning. Remove $(INCLUDES) from all the rules, if following
98 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
100 2005-08-29 Jakub Jelinek <jakub@redhat.com>
103 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
104 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
105 not constant, but maxlen is, don't set len to maxlen, rather
106 set maxlen to len if len is a constant.
108 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
110 PR tree-optimization/23475
111 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
114 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
116 Fix PR middle-end/22455
118 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
119 Checksum only the parts of the tree that exist for the tree code.
121 2005-08-28 Dale Johannesen <dalej@apple.com>
123 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
125 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
127 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
129 2005-08-28 Richard Henderson <rth@redhat.com>
131 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
132 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
135 2005-08-28 Jakub Jelinek <jakub@redhat.com>
138 * builtins.c (get_memory_rtx): Don't strip nops
139 in between COMPONENT_REFs.
141 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
144 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
146 (gimplify_modify_expr): Check for zero sized types and gimplify the
147 rhs and lhs as statements.
149 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
152 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
153 state for return address column of signal frames.
155 2005-08-27 David Edelsohn <edelsohn@gnu.org>
158 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
159 bytes >= 2 not bytes == 2.
160 (expand_block_move): Same.
162 2005-08-27 Richard Guenther <rguenther@suse.de>
165 * config/i386/sse.md (sse2_movsd): Add missing closing
168 2005-08-27 Paul Brook <paul@codesourcery.com>
170 * genrecog.c (enum decision_type): Add DT_num_insns.
171 (struct decision_test): Add u.num_insns.
172 (add_to_sequence): Add DT_num_insns test.
173 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
174 (write_cond, debug_decision_2): Ditto.
175 (change_state): Assume peep2_next_insn never fails.
176 Remove "afterward" argument.
177 (write afterward, write_tree): Update to match.
178 * recog.c (peep2_current_count): New variable.
179 (peep2_next_insn): Check it.
180 (peephole2_optimize): Set peep2_current_count.
181 * recog.h (peep2_current_count): Declare.
183 2005-08-26 Josh Conner <jconner@apple.com>
186 * ipa-pure-const.c (check_tree): Check for volatile-ness
187 when considering a dereference.
189 2005-08-27 Jakub Jelinek <jakub@redhat.com>
191 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
193 2005-08-26 Jakub Jelinek <jakub@redhat.com>
195 PR rtl-optimization/23561
196 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
197 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
198 at most LEN bytes long memory fits into the field.
199 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
200 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
201 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
203 2005-08-26 Richard Henderson <rth@redhat.com>
206 * loop.c (biased_biv_may_wrap_p): New.
207 (maybe_eliminate_biv_1): Use it to suppress non-equality
208 comparison transformations. Delete disabled code.
210 2005-08-26 Ian Lance Taylor <ian@airs.com>
212 * combine.c (make_extraction): Avoid reference outside object.
214 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
216 * stor-layout.c (finalize_type_size): Restore behaviour for
217 non-aggregate types to the status quo ante of the patch for
218 pr 23467. Document why it matters.
220 2005-08-26 Jakub Jelinek <jakub@redhat.com>
223 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
224 array by one element, initialize the BT_LAST element with NULL.
226 2005-08-26 David Edelsohn <edelsohn@gnu.org>
228 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
231 (compare_plus_eqsi): Same.
232 (plus_eqsi_compare): Same.
233 (neg_eq0<mode>): Same.
234 (neg_eq<mode>): Same.
236 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
239 2005-08-26 Nick Clifton <nickc@redhat.com>
241 * config/v850/v850.c (ep_memory_operand): Return FALSE if
242 TARGET_EP is not defined.
243 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
244 TARGET_EP is enabled.
245 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
246 * config/v850/v850.md (save_all_interrupt): Only use the EP
247 register if TARGET_EP is defined.
248 (restore_all_interrupt): Likewise.
249 * config/v850/lib1funcs.asm: Update functions so that the EP
250 register is only used if __EP__ is defined.
252 2005-08-26 David Ung <davidu@mips.com>
254 * config/mips/mips.c (mips_expand_prologue): Handle case when
255 generating for MIPS16 and the outgoing argument area is more than
256 SMALL_OPERAND. Use the frame pointer as temporary to generate the
259 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
261 * config/crx/crx.md: Make doloop_end pattern usage controllable
262 via mloop-nesting=<max-nesting> command line switch. Make sure
263 the combiner cannot use doloop_end_<mode> in an illegal way.
264 * config/crx/crx.c: Use regs up to r6 for argument passing.
265 Refine crx_address_cost (non cst4 displacements are expensive).
266 * config/crx/crx.opt: Add switch for mloop-nesting=.
268 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
270 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
271 (UNSPEC_MVST): New constant.
273 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
275 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
276 Reject operands containing eliminable registers.
277 * testsuite/gcc.dg/20050825-1.c: New testcase.
279 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
280 Jan Hubicka <jh@suse.cz>
282 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
284 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
286 PR tree-optimization/23546
287 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
290 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
292 * params.def (PARAM_MIN_SPEC_PROB): New.
293 * sched-rgn.c (MIN_PROBABILITY): Delete.
294 (compute_trg_info): Convert to PARAM_VALUE.
295 * doc/invoke.texi (param): Document min-spec-prob.
297 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
299 * config/darwin.h: define __PIC__
300 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
301 TARGET_OS_CPP_BUILTINS macro.
303 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
305 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
308 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
310 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
312 * cfghooks.c (duplicate_block): Added position where to place
313 new block as argument.
314 * cfghooks.h (duplicate_block): Declaration changed.
315 * cfglayout.c (copy_bbs): Add argument after. Pass it to
317 * cfglayout.h (copy_bbs): Declaration changed.
318 * cfgloop.h (loop_version): Declaration changed.
319 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
320 position to copy_bbs.
321 (loop_version): Pass position to duplicate_loop_to_header_edge.
322 Add place_after argument and position new blocks according to
324 * modulo-sched.c (sms_schedule): Pass place_after argument
326 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
327 * tree-cfg.c (split_edge_bb_loc): New function.
328 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
329 to determine position of new blocks.
330 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
332 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
333 argument to duplicate_block.
334 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
335 Pass position to copy_bbs.
337 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
339 * fold-const.c (ptr_difference_const): Use
340 cst_and_fits_in_hwi instead of host_integerp.
342 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
344 * config/darwin.c (gen_pic_offset): New.
345 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
348 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
350 PR tree-optimization/23486
351 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
353 2005-08-23 Phil Edwards <phil@codesourcery.com>
355 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
357 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
359 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
360 configuration files to override the default value.
362 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
363 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
364 * config/vx-common.h: New file, split out from...
365 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
366 * config/vxworksae.h: New file, for VxWorks AE.
367 * config/vxworks.opt: New file.
368 * config/vxlib.c: Update for VxWorks 6.
370 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
371 other MULTILIB_* variables appropriately.
372 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
373 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
374 * config/rs6000/vxworks.h: Update for VxWorks 6.
375 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
377 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
380 * config/darwin.c (machopic_select_section): Remove the hack to
381 mark "::operator new" and "::operator delete" for coalescing
382 even though they are not weak.
384 2005-08-24 Alan Modra <amodra@bigpond.net.au>
386 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
387 * configure: Regenerate.
389 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
392 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
394 * convert.c (convert_to_integer, convert_to_vector): Likewise.
395 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
398 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
400 * config/rs6000/predicates.md (equality_operator): New.
401 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
402 comparison with a large constant.
404 2005-08-23 Mark Mitchell <mark@codesourcery.com>
406 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
408 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
410 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
411 registers is even, and we have a hardware double precision fp,
413 (sh_gimplify_va_arg_expr): For floating point arguments, consider
414 size of current argument when checking if argument was passed in
417 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
420 * stor-layout.c (finalize_type_size): Dont override
421 existing alignment with a smaller alignment from the mode.
423 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
425 * lambda-code.c (lambda_vector_lexico_pos): Moved...
426 * lambda.h (lambda_vector_lexico_pos): ... here.
427 * tree-data-ref.c (build_classic_dist_vector): Return false when
428 the distance vector is lexicographically negative.
430 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
432 PR tree-optimization/23511
433 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
434 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
436 2005-08-23 Jakub Jelinek <jakub@redhat.com>
438 PR tree-optimization/22043
439 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
440 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
441 If ALLOW_FLEXARR, handle types ending with flexible array member.
442 Pass false as second argument to recursive count_type_elements calls.
443 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
444 argument to count_type_elements call.
445 * tree-sra.c (decide_block_copy): Likewise.
446 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
447 for a constant-sized object, set cleared as well. Pass true as
448 second argument to count_type_elements call.
450 2005-08-23 Alan Modra <amodra@bigpond.net.au>
453 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
454 from legitimate_small_data_p, and make global. Update use.
455 Remove forward declaration.
456 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
458 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
460 2005-08-23 David Edelsohn <edelsohn@gnu.org>
462 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
463 of scratch intermediates.
464 (eq<mode>_compare): Same.
465 (neg_eq0<mode>): New.
466 (neg_eq<mode>): Convert to define_insn_and_split.
468 2005-08-23 Alan Modra <amodra@bigpond.net.au>
471 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
472 stdarg functions, set/clear the fp marker even when no variable
474 * config/rs6000/sysv4.opt (mprototype): Describe.
476 2005-08-22 Jakub Jelinek <jakub@redhat.com>
478 PR rtl-optimization/23478
479 * regs.h (reg_info): Add throw_calls_crossed.
480 (REG_N_THROWING_CALLS_CROSSED): Define.
481 * flow.c (allocate_reg_life_data): Initialize
482 REG_N_THROWING_CALLS_CROSSED.
483 (propagate_one_insn, attempt_auto_inc): Update
484 REG_N_THROWING_CALLS_CROSSED.
485 * global.c (global_alloc): Don't allocate pseudos across
486 calls that may throw.
488 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
491 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
492 value is inbetween the range if we did not find an exact match.
494 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
496 * doc/invoke.texi (Option Summary): Add ms1 options.
497 * doc/extend.texi: Document interrupt handler attribute for ms1.
498 * doc/md.texi: Document ms1 constraints.
499 * config.gcc: Add ms1-*-elf.
500 * config/ms1/ms1.h: New.
501 * config/ms1/ms1.c: New.
502 * config/ms1/ms1.md: New.
503 * config/ms1/ms1-protos.h: New.
504 * config/ms1/ABI.txt: New.
505 * config/ms1/crti.asm: New.
506 * config/ms1/crtn.asm: New.
507 * config/ms1/lib2extra-funcs.c: New.
508 * config/ms1/t-ms1: New.
509 * config/ms1/ms1.opt: New.
511 2005-08-22 Ira Rosen <irar@il.ibm.com>
513 * config/rs6000/altivec.md (xorv4sf3): New.
514 (negv4sf2, neg<mode>2): Likewise.
516 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
519 * config/ia64/ia64.md (divsi3): Check divide by zero.
524 2005-08-21 Jakub Jelinek <jakub@redhat.com>
526 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
527 up to elem_bitsize bits, not max_bitsize.
529 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
531 PR tree-optimization/23433
532 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
533 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
535 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
537 PR tree-optimization/23434
538 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
539 the iteration bound is not an INTEGER_CST.
541 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
543 * tree-vect-transform.c (get_initial_def_for_reduction): Set
544 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
545 NULL if need_epilog_adjust is false.
546 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
547 Case 3 always peels first itration, not just for PLUS case, and no need
548 to use scalar_initial_def here. Create an epilog adjustment only if
549 scalar_initial_def is not NULL.
551 (vectorizable_reduction): Remove assert.
553 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
556 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
557 (__moddi3): Likewise.
558 (__udivdi3): Likewise.
559 (__umoddi3): Likewise.
560 (__divsi3): Likewise.
561 (__modsi3): Likewise.
562 (__udivsi3): Likewise.
563 (__umodsi3): Likewise.
565 2005-08-20 Jakub Jelinek <jakub@redhat.com>
567 * tree-pass.h (TDF_GRAPH): Define.
568 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
569 * passes.c (finish_optimization_passes): Only call
570 finish_graph_dump_file if TDF_GRAPH is set.
571 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
572 NULL. Set TDF_GRAPH bit.
573 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
575 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
577 * arm.h (arm_stack_offsets): Add locals_base field.
578 * arm.c (arm_get_frame_offsets): Compute it.
579 (thumb_compute_initial_elimination offset): Make the Thumb frame
580 pointer point to the base of the local variables.
581 (thumb_expand_prologue): Update accordingly.
582 (thumb_expand_epilogue): Likewise.
584 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
585 mode of clobbered scratch to DImode. Handle a case that's known to
588 2005-08-19 David Edelsohn <edelsohn@gnu.org>
590 * config/rs6000/rs6000.md (gt0<mode>): Delete.
591 (gt0<mode>_compare): Delete.
592 (neg_gt0<mode>): Delete.
594 2005-08-19 Eric Christopher <echristo@apple.com>
596 * optabs.h: Change CTI_ to COI_.
599 2005-08-19 James E Wilson <wilson@specifix.com>
601 * builtins.c (expand_builtin_return_addr): Set
602 current_function_accesses_prior_frames when count != 0. Use
603 frame_pointer_rtx when count == 0.
604 * function.h (struct function): Add accesses_prior_frames field.
605 (current_function_accesses_prior_frames): Define.
606 * reload1.c (init_elim_table): Check
607 current_function_accesses_prior_frames.
608 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
610 2005-08-19 Diego Novillo <dnovillo@redhat.com>
612 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
613 indicator. Return true if the flowgraph changed during
616 2005-08-19 Diego Novillo <dnovillo@redhat.com>
619 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
620 conditional expression before testing its value.
622 2005-08-19 Diego Novillo <dnovillo@redhat.com>
624 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
626 2005-08-19 Devang Patel <dpatel@apple.com>
628 PR tree-optimization/23048
629 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
630 third parameter. Check whether latch is dominated by exit
632 (if_convertible_loop_p): Supply exit block itself to
635 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
638 * arm.md (arm_load_pic_register): Change argument to the mask of
639 saved registers. Call thumb_find_work_register if we need a
640 scratch register on Thumb.
641 (arm_expand_prologue): Pass empty register set to
642 arm_load_pic_register.
643 (thumb_expand_prologue): Pass live_regs_mask directly to
644 arm_load_pic_register.
645 * arm-protos.h (arm_load_pic_register): Update prototype.
647 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
649 * sh.c (find_sole_member): New function.
650 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
651 if the record's alignment is larger than the size of its only member.
653 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
656 * arm.c (thumb_legitimize_reload_address): New function.
657 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
658 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
660 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
662 * config/crx/crx.c: Implement crx_decompose_address. Reject
663 symbolic displacements since CRX register relative adressing
664 mode can't handle unsigned 32-bit values as displacements.
665 * config/crx/crx.h: Simplify definitions, remove redundant
666 parenthesis and obsolete macros.
667 * config/crx/crx.opt: Add new switch for debugging addresses.
668 * config/crx/crx-protos.h: Add new declarations for above.
670 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
673 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
676 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
678 * collect2.c (dup2): Delete.
679 * configure.ac: Don't check for dup2.
681 * config.in, configure: Regenerate.
683 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
685 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
686 record with the type of its only member.
688 2005-08-18 David Edelsohn <edelsohn@gnu.org>
690 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
691 define_insn_and_split.
692 (plus_ltu<mode>_compare): Same.
693 (gtu<mode>_compare): Same.
694 (plus_gtu<mode>_compare): Same.
696 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
698 PR tree-optimization/22228
699 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
701 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
702 are recorded in vect_vnames_to_rename for renaming.
703 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
704 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
705 in vect_vnames_to_rename.
706 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
707 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
709 2005-08-18 Jan Hubicka <jh@suse.cz>
712 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
713 info only for local statics, not for member variables.
715 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
717 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
719 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
721 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
723 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
726 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
728 2005-08-17 James E Wilson <wilson@specifix.com>
730 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
733 2005-08-17 David Edelsohn <edelsohn@gnu.org>
735 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
736 (leu<mode>_compare): Same.
737 (plus_leu<mode>): Same.
738 (neg_leu<mode>): Same.
739 (and_neg_leu<mode): Same.
740 (ltu<mode>_compare): Same.
741 (plus_ltu<mode>): Same.
743 (geu<mode>_compare): Same.
744 (plus_geu<mode>): Same.
745 (neg_geu<mode>): Same.
746 (and_neg_geu<mode>): Same.
747 (plus_gt<mode>): Same.
748 (gtu<mode>_compare): Same.
749 (plus_gtu<mode>): Same.
751 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
753 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
754 Move call_table_data to end. Delete spurious .text.
755 (callt_save_all_interrupt): Fix comment typo.
757 2005-08-17 James E Wilson <wilson@specifix.com>
758 Kevin Winchester <winchester@amirix.com>
761 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
763 2005-08-17 Uros Bizjak <uros@kss-loka.si>
766 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
767 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
769 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
771 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
772 record with the type of its only member if the modes don't match.
774 * varasm.c (decode_reg_name): Skip empty additional register names.
776 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
778 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
779 lsm_tmp_name_length): New.
780 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
781 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
783 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
784 Andreas Krebbel <krebbel1@de.ibm.com>
786 * config.gcc: Added z9-109 switch.
787 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
788 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
789 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
790 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
791 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
792 for "z9_109" cpu attribute.
793 * config/s390/s390.c (z9_109_cost): New processor cost structure.
794 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
795 (s390_handle_arch_option): Added z9-109 switch.
796 (override_options): Set respective cost function for z9-109.
797 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
798 (legitimate_reload_constant_p): Accept extended immediates.
799 (print_operand): Three new output modifiers added: k, m and o.
800 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
801 (s390_output_mi_thunk): Use extended immediate when possible.
802 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
803 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
804 (CONSTRAINT_LEN): Added length of O constraint.
805 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
806 * config/s390/s390.md ("cpu"): New value z9_109 added.
807 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
808 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
809 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
810 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
811 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
812 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
813 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
814 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
815 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
816 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
817 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
818 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
819 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
820 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
821 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
823 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
824 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
825 insns for TARGET_EXTIMM.
827 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
829 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
831 2005-08-17 Nick Clifton <nickc@redhat.com>
833 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
834 Call default_encode_section_info.
836 2005-08-17 Steven Bosscher <stevenb@suse.de>
838 PR tree-optimization/21574
839 * tree-ssa-ccp.c (likely_value): If the right hand side is a
840 constant, return CONSTANT.
841 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
842 (ccp_fold, visit_assignment): Likewise.
843 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
845 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
847 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
848 fold_buildN instead of buildN then fold_initializer or fold.
849 (build_unary_op): Likewise.
850 (build_binary_op): Likewise.
851 * fold-const.c (fold_initializer): Remove.
852 (fold_build1_initializer): New function.
853 (fold_build2_initializer): New function.
854 (fold_build3_initializer): New function.
855 * tree.h (fold_initializer): Remove.
856 (fold_build1_initializer): New function.
857 (fold_build2_initializer): New function.
858 (fold_build3_initializer): New function.
860 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
862 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
863 (try_move_mult_to_index): Call fold_build2 instead of build2.
864 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
865 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
866 fold_binary_to_constant.
867 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
869 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
870 check if A == gcd (A, B). Remove TYPE argument.
871 (analyze_offset) Use fold_build2 instead of fold (build.
872 (create_data_ref): Likewise.
873 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
874 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
877 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
879 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
880 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
882 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
885 * gimplify.c (zero_sized_type): New function.
886 (gimplify_modify_expr_rhs): If we have a zero sized type,
887 replace the statement with an empty statement.
889 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
891 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
894 2005-08-16 Ian Lance Taylor <ian@airs.com>
896 * doc/tm.texi (Label Output): Correct typo.
898 2005-08-16 Steven Bosscher <stevenb@suse.de>
901 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
902 force_operand will work later on using have_insn_for.
904 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
906 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
908 2005-08-16 Ian Lance Taylor <ian@airs.com>
911 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
912 vector type, don't try to construct it element by element. Add an
913 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
915 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
917 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
919 2005-08-16 Geoffrey Keating <geoffk@apple.com>
921 * doc/invoke.texi (Precompiled Headers): Document some more options
922 which are known to be safe.
924 2005-08-16 James E Wilson <wilson@specifix.com>
926 PR tree-optimization/21105
927 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
930 2005-08-16 David Edelsohn <edelsohn@gnu.org>
932 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
933 (neg_ltu<mode>): Same.
935 (neg_gtu<mode>): Same.
937 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
939 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
940 (fold_builtin_isdigit): Use fold_buildN.
941 (build_function_call_expr): Likewise.
942 * c-typeck.c (c_finish_loop): Likewise.
944 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
945 Richard Shann <rshann@superh.com>
948 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
950 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
952 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
954 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
957 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
958 arm_compure_save_reg0_reg12_mask to determine when the PIC register
961 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
964 * fold-const.c (build_range_check): Disable optimization for function
965 pointer expressions on targets that require function pointer
968 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
970 * simplify-rtx.c (simplify_const_relational_operation): When
971 extracting arguments of a COMPARE, recompute the mode as well.
973 2005-08-15 Ian Lance Taylor <ian@airs.com>
975 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
977 2005-08-15 DJ Delorie <dj@redhat.com>
979 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
981 (movsi_splittable): Allow, but split, moves to the stack.
982 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
985 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
987 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
988 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
989 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
991 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
992 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
993 Delete HOST_PTR_PRINTF.
995 * configure, config.in: Regenerate.
997 2005-08-15 David Edelsohn <edelsohn@gnu.org>
999 * config/rs6000/rs6000.md (QHSI): New mode macro.
1000 (wd): Extend mode attr for QImode and HImode
1001 (dbits): New mode attr.
1002 (zero_extend<mode>di2): Convert to mode macro.
1004 2005-08-15 Steve Ellcey <sje@cup.hp.com>
1007 * doc/invoke.texi (-mgnu-ld): Update description.
1010 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1013 * Makefile.in (tree-chrec.o): Depends on real.h.
1014 * tree-chrec.c: Include real.h.
1015 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
1016 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
1017 * tree-scalar-evolution.c (add_to_evolution_1,
1018 interpret_rhs_modify_expr): Ditto.
1020 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
1023 * tree-data-ref.c (estimate_niter_from_size_of_data): When
1024 step is negative compute the estimation from init downwards to zero.
1026 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
1028 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1030 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1032 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1034 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1035 Accept double-word constants that can be split.
1036 * config/s390/s390.md ("movti"): Use 'P' constraint.
1037 ("*movdi_31", "*movdf_31"): Likewise.
1039 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1041 Fix PR tree-optimization/22615
1043 * tree-ssa-structalias.c (solution_set_add): Handle
1044 first_vi_for_offset returning NULL.
1045 (do_da_constraint): Ditto.
1046 (do_sd_constraint): Ditto.
1047 (do_ds_constraint): Ditto
1048 (find_func_aliases): Ditto.
1049 (build_constraint_graph): RHS is allowed be ANYTHING.
1050 (first_vi_for_offset): Return NULL if we couldn't find anything at
1053 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1055 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1056 over memory as first operand.
1058 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1061 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1062 available for setting it.
1064 2005-08-14 Ira Rosen <irar@il.ibm.com>
1066 PR tree-optimization/23320
1067 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1068 data-refs' types instead of base object nullness. Add check for
1069 pointer type data-refs before first location comparison. Remove
1072 2005-08-14 Andreas Schwab <schwab@suse.de>
1074 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1076 2005-08-13 James E Wilson <wilson@specifix.com>
1078 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1079 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1080 -fstack-protector-all, --param ssp-buffer-size): Document.
1081 (-Wvariadic-macros): Alphabetize.
1082 (-fsched-stalled-insns-dep): Add missing 'f'.
1084 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1087 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1089 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1090 or indirect address operand.
1091 (EXTRA_ADDRESS_CONSTRAINT): New.
1092 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1094 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1096 PR tree-optimization/22236
1097 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1098 successors and predecessors.
1099 * tree-chrec.c (chrec_convert): Before converting, check that
1100 sequences don't wrap.
1101 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1102 (analyze_array): Extern.
1103 (find_data_references_in_loop): Remove call to
1104 compute_estimated_nb_iterations.
1105 * tree-data-ref.h (analyze_array): Declared.
1106 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1107 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1108 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1109 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1111 * tree-ssa-loop-ivcanon.c: Fix documentation.
1112 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1113 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1114 (infer_loop_bounds_from_undefined): New.
1115 (estimate_numbers_of_iterations_loop): Use
1116 infer_loop_bounds_from_undefined.
1117 (used_in_pointer_arithmetic_p): New.
1118 (scev_probably_wraps_p): Pass an extra parameter. Call
1119 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1120 (convert_step): Fix documentation.
1121 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1122 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1123 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1124 scev_probably_wraps_p.
1126 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1128 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1129 (s390_register_info): Ignore clobbered_regs information for fixed
1130 registers, and only fixed registers.
1131 (s390_init_frame_layout): Remove redundant call.
1133 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1135 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1136 description of -Wold-style-casts.
1138 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1139 Jakub Jelinek <jakub@redhat.com>
1141 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1142 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1143 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1144 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1145 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1146 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1147 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1148 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1149 ("stack_protect_set", "stack_protect_test"): New expanders.
1150 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1151 "stack_protect_testdi"): New insn definitions.
1153 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1155 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1157 2005-08-12 Paul Brook <paul@codesourcery.com>
1159 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1161 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1163 * config/s390/predicates.md (setmem_operand): New predicate.
1164 (shift_count_operand): Accept ANDs with special constants as
1166 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1167 with special constants.
1168 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1169 shift_count_operand with setmem_operand.
1171 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1173 * config/s390/s390.c (s390_extract_part, s390_single_part):
1175 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1176 (s390_output_mi_thunk): Don't use lg on 31 bit.
1177 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1178 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1180 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1182 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1183 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1184 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1185 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1186 with one of the new macros.
1188 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1190 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1191 Don't set save_return_addr_p.
1192 (s390_register_info): Make clobbered_regs not depending on
1195 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1197 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1198 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1200 2005-08-11 James E. Wilson <wilson@specifix.com>
1202 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1204 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1206 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1207 locations gathered by var-tracking in single entry loc_list
1208 over loc_descriptor_from_tree.
1210 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1211 pass it down to loc_descriptor.
1212 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1213 (containing_function_has_frame_base): Move earlier in the file.
1214 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1215 instead of always assuming fbreg can't be used.
1217 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1219 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1220 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1221 Accept address wrapped in AND for Altivec.
1222 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1223 Strip AND wrapping offset address for Altivec.
1225 2005-08-11 Richard Henderson <rth@redhat.com>
1228 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1229 before using TYPE_IS_SIZETYPE.
1231 2005-08-11 Richard Henderson <rth@redhat.com>
1234 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1235 insn types not present on ev4.
1236 (alphaev5_insn_pipe): Similarly.
1238 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1241 * arm.c (arm_override_options): If the user has selected callee-super-
1242 interworking, then enable normal interworking.
1244 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1246 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1249 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1251 * doc/rtl.texi: Fix two typos.
1253 2005-08-11 Richard Guenther <rguenther@suse.de>
1256 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1257 cases where we call to/from functions returning void.
1259 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1262 * tree.c (build_pointer_type_for_mode): Robustify.
1264 2005-08-10 James E Wilson <wilson@specifix.com>
1266 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1267 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1269 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1272 2005-08-10 Eric Christopher <echristo@apple.com>
1274 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1275 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1278 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1281 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1282 for the high part when generating dynamic-no-pic code.
1284 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1286 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1287 (x86_64-*-linux*): Likewise.
1289 * config/i386/crtfastmath.c: New file.
1290 * config/i386/t-crtfm: Likewise.
1292 * config/i386/linux.h (ENDFILE_SPEC): New.
1293 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1295 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1298 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1300 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1301 (vec_shl, vec_shr): Document new operations.
1302 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1304 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1306 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1307 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1308 change predicate to indexed_or_indirect_address.
1310 2005-08-10 Richard Sandiford <richard@codesourcery.com>
1312 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1313 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1314 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1315 and __aeabi_uwrite8.
1316 * config/arm/unaligned-funcs.c: New file.
1317 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1319 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
1321 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1323 * cfglayout.c (pass_insn_locators_initialize): Add dump.
1324 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1326 * except.c (pass_convert_to_eh_region_ranges): Add dump.
1327 * final.c (pass_shorten_branches): Add dump.
1328 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1329 (pass_life): Rename dump.
1330 (rest_of_handle_flow2): Remove initial verify_flow_info.
1331 * function.c (pass_instantiate_virtual_regs): Add dump.
1332 * integrate.c (pass_initial_value_sets): Add dump.
1333 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1334 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1335 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1336 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1337 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1338 gate_rtl_unrool_and_peel_loops): New.
1339 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1340 rtl_doloop): Do not look at flags.
1341 * mode-switching.c (pass_mode_switching): Add dump.
1342 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1343 pass_split_before_regstack): Add dump.
1344 * regmove.c (pass_stack_adjustments): Add dump.
1345 * tree-optimize.c (pass_fixup_cfg): Add dump.
1347 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1350 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1351 deciding which instruction sequence to use.
1353 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1355 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1356 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1358 2005-08-09 Richard Guenther <rguenther@suse.de>
1360 * c-common.c (builtin_function_2): Remove.
1361 (def_builtin_1): New function.
1362 (c_common_nodes_and_builtins): Use def_builtin_1 to
1363 build builtin functions.
1365 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1367 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1368 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1369 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1372 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1374 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1375 fold_binary instead of fold_build2 since we don't care about the
1377 (loop_niter_by_eval): Likewise.
1378 (compare_trees): Likewise.
1379 (proved_non_wrapping_p): Likewise.
1381 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1385 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1386 if the if is really empty.
1388 2005-08-09 Steven Bosscher <stevenb@suse.de>
1390 PR tree-optimization/23234
1391 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1392 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1393 argument of the new enum.
1394 (execute_cse_reciprocals): Add reciprocals for function arguments
1395 on the unique successor edge of the entry block. Update other calls
1396 to execute_cse_reciprocals_1.
1398 2005-08-08 Richard Henderson <rth@redhat.com>
1401 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1403 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1405 * expr.c (write_complex_part): Return after handling MEM.
1407 2005-08-08 Josh Conner <jconner@apple.com>
1409 PR rtl-optimization/23241
1410 * combine.c (simplify_comparison): Fix error in determining
1411 whether to lift a subreg from comparison.
1413 2005-08-08 David Edelsohn <edelsohn@gnu.org>
1416 * config/rs6000/altivec.md (vec_init<mode>): New.
1417 (vec_set<mode>): New.
1418 (vec_extract<mode>): New.
1419 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1420 (rs6000_expand_vector_set): New.
1421 (rs6000_expand_vector_extract): New.
1422 (rs6000_legitimate_offset_address_p): Offset addresses are valid
1423 for Altivec modes before reload.
1424 (altivec_expand_vec_init_builtin): New.
1425 (get_element_number): New.
1426 (altivec_expand_vec_set_builtin): New.
1427 (altivec_expand_vec_ext_builtin): New.
1428 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1430 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1432 * config/rs6000/rs6000.h (rs6000_builtins): Add
1433 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1434 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1435 * config/rs6000/rs6000-protos.h: Declare new functions.
1437 2005-08-08 Jan Hubicka <jh@suse.cz>
1439 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1440 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1441 * i386.md (movdi*): Use pic_32bit_operand.
1442 * predicates.md (pic_32bit_operand): New.
1444 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
1447 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1449 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
1451 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1452 (test_for_singularity): Use fold_build2.
1454 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1456 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
1458 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
1460 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1461 (COMMON_ASM_OP) Define.
1462 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
1463 (ix86_encode_section_info): Likewise.
1464 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
1465 SUBTARGET_ENCODE_SECTION_INFO.
1467 2005-08-06 Richard Henderson <rth@redhat.com>
1470 * tree-nested.c (convert_local_reference): Save and restore val_only
1471 around component_ref and friends. Clear walk_subtrees by default.
1473 2005-08-06 Peter O'Gorman <peter@pogma.com>
1476 * gcc.c (process_command): Check the argument to -b has a dash.
1477 * doc/invoke.texi: Update -b and -V docs.
1479 2005-08-06 James E Wilson <wilson@specifix.com>
1481 * config/mips/cross64.h, config/mips/t-cross64: Delete.
1483 2005-08-06 Michael Matz <matz@suse.de>
1485 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1486 member only if only one insn is associated with the value.
1488 2005-08-06 Nick Clifton <nickc@redhat.com>
1490 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1492 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1493 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1494 Check symbol flags instead of symbol name mangling.
1495 (xstormy16_asm_output_aligned_common): Likewise. Also
1496 simplify code since the bss100_section cass is the only case
1497 where the below100 code will be triggered.
1498 (xstormy16_encode_section_info): Encode below100 attribute
1499 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1501 (xstormy16_strip_name_encoding): Delete - this function is no
1503 (TARGET_STRIP_NAME_ENCODING): Undefine.
1504 * config/stormy16/stormy16-protos.h: Delete prototype for
1505 xstormy16_strip_name_encoding.
1507 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
1509 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1510 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1511 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1512 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1513 config/alpha/predicates.md, config/arc/arc.h,
1514 config/arm/arm.h, config/arm/ieee754-df.S,
1515 config/arm/ieee754-sf.S, config/bfin/bfin.c,
1516 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1517 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1518 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1519 config/m68hc11/m68hc11.h, config/mips/mips.c,
1520 config/mips/mips.h, config/mips/openbsd.h,
1521 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1522 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1523 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1524 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1525 config/sparc/linux.h, config/sparc/linux64.h,
1526 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1527 doc/extend.texi, doc/gcov.texi, doc/install.texi,
1528 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1529 typos. Follow spelling conventions.
1531 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
1534 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1535 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1536 specially. Check for side effects only for COND_EXPR.
1537 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1538 return with TREE_NO_WARNING.
1540 2005-08-06 Richard Sandiford <richard@codesourcery.com>
1542 PR rtl-optimization/23233
1543 * loop.c (combine_movables): Require the modes to be the same.
1544 (move_movables): Remove handling of cases where the replacement
1545 had a different mode to the original.
1547 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
1549 PR tree-optimization/23128
1550 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1551 subtraction wrap, and set TREE_OVERFLOW if they do.
1553 2005-08-05 Richard Henderson <rth@redhat.com>
1556 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1557 FORCED_LABEL labels.
1559 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
1562 * reload.c (find_reloads_subreg_address): Pass down TYPE
1563 unchanged. Change all callers except find_reloads_toplev.
1565 2005-08-05 Michael Matz <matz@suse.de>
1567 * genattrtab.c (current_alternative_string): Remove.
1568 (SIMPLIFY_ALTERNATIVE): Ditto.
1569 (attr_alt_bit_p): Ditto.
1570 (alternative_name): Make const char *.
1571 (evaluate_eq_attr): Remove use of above things.
1572 (simplify_test_exp): Ditto.
1573 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1574 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1576 2005-08-04 James E Wilson <wilson@specifix.com>
1578 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1579 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1580 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1581 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1582 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1584 2005-08-04 Richard Henderson <rth@redhat.com>
1587 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1588 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1589 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1590 if we'd have to instantiate too many members.
1592 2005-08-04 Richard Henderson <rth@redhat.com>
1595 * tree-outof-ssa.c (coalesce_asm_operands): New.
1596 (coalesce_ssa_name): Use it. Split out ...
1597 (coalesce_phi_operands, coalesce_result_decls): ... these.
1599 2005-08-04 Paul Brook <paul@codesourcery.com>
1601 * read-rtl.c (read_quoted_string): Break if EOF.
1603 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1605 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1606 (fold_build2): Likewise.
1607 (fold_build3): Likewise.
1608 (fold_build1_stat): New function prototype.
1609 (fold_build2_stat): Likewise.
1610 (fold_build3_stat): Likewise.
1611 * fold-const.c (fold_build1): Rename to ..
1612 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1613 through to build1_stat.
1614 (fold_build2): Rename to ..
1615 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1616 through to build2_stat.
1617 (fold_build3): Rename to ..
1618 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1619 through to build3_stat.
1621 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1622 Ian Lance Taylor <ian@airs.com>
1624 * function.c (assign_stack_local_1): Do not correct stack slot
1625 address if allocation size is smaller than mode size.
1627 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1630 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1631 (tree_merge_blocks): Propagate anything allowed by
1633 Clarify documentation.
1634 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1635 SSA form, schedule an update if necessary.
1637 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1639 * doc/install.texi (Binaries): Remove broken link to
1640 Sinix/Reliant Unix binaries.
1642 2005-08-03 Richard Henderson <rth@redhat.com>
1645 * function.c (stack_protect_epilogue): Export.
1646 * tree.h (stack_protect_epilogue): Declare.
1647 * calls.c (expand_call): Call it.
1649 2005-08-03 Eric Christopher <echristo@apple.com>
1651 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1652 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1655 2005-08-04 Jan Hubicka <jh@suse.cz>
1657 * profile.c (branch_prob): Split edges with goto locus on them
1658 to get proper line counts.
1659 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1661 2005-08-03 Paul Brook <paul@codesourcery.com>
1663 * function.c (assign_parms): Round current_function_args_size
1664 to PARM_BOUNDARY, not STACK_BOUNDARY.
1666 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1668 * config/i386/i386.c (x86_elf_aligned_common)
1669 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1671 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1673 PR tree-optimization/23157
1674 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1675 before emitting them.
1677 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1679 PR tree-optimization/19899
1680 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1681 * tree-scalar-evolution.c: Include real.h.
1682 (add_to_evolution): Build constant -1 of correct type.
1684 2005-08-03 Jan Hubicka <jh@suse.cz>
1686 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1687 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1688 profile updating for complette unrolling.
1689 * loop-unroll.c (peel_loop_completely): Use it.
1690 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1691 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1694 2005-08-03 Paul Brook <paul@codesourcery.com>
1696 * combine.c (can_change_dest_mode): New function.
1697 (try_combine, simplify_set): Use it.
1699 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1701 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1704 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1706 * doc/install.texi (Specific): Adjust link to openavr.org.
1707 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1708 (Binaries): Adjust HP-UX Porting Center link.
1709 (Binaries): Adjust Free Software Foundation ordering link.
1711 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1713 * convert.c (convert_to_integer): Use fold_build1 instead of
1714 build1 when converting an integer to an integer.
1716 2005-08-02 Richard Henderson <rth@redhat.com>
1718 * combine.c (combine_instructions): Don't use reg_equal/equiv
1719 results if the mode doesn't match.
1721 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1723 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1724 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1726 2005-08-02 Richard Henderson <rth@redhat.com>
1729 * explow.c (memory_address): Remove special-case for
1730 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1732 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1735 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1736 number of calls to cleanup_tree_cfg_1.
1738 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1740 * doc/invoke.texi: document file extensions .F90 and .F95
1742 2005-08-02 Richard Guenther <rguenther@suse.de>
1744 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1745 positive if its first argument is positive.
1747 2005-08-02 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/23177
1750 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1753 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1755 PR tree-optimization/23129
1756 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1757 varying for divisions with anti-ranges.
1759 2005-08-02 Jan Hubicka <jh@suse.cz>
1761 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1762 * tree-ssa-threadupdate.c (thread_block): Add it here.
1764 2005-08-01 James E Wilson <wilson@specifix.com>
1766 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1767 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1768 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1770 * config/mips/predicates.md (const_call_insn_operand): Add check for
1771 SYMBOL_REF_LONG_CALL_P.
1772 * doc/extend.texi (long_call): Document the new attribute.
1774 2005-08-01 Ian Lance Taylor <ian@airs.com>
1775 Richard Henderson <rth@redhat.com>
1777 * Makefile.in (RTL_BASE_H): Add real.h.
1778 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1780 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1782 * rtl.c (rtl_check_failed_code_mode): New.
1783 * rtl.h (struct rtx_def): Add u.rv.
1784 (XCMWINT, XCNMPRV): New.
1785 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1786 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1788 2005-08-01 Richard Henderson <rth@redhat.com>
1790 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1791 with auto-inc codes.
1793 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1795 2005-08-01 Jan Hubicka <jh@suse.cz>
1797 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1798 * i386.c: Include dwarf2.h
1799 (asm_preferred_eh_data_format): New.
1800 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1802 2005-08-01 Ian Lance Taylor <ian@airs.com>
1804 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1805 randomize_va_space for virtual address randomization control.
1807 2005-08-01 Steven Bosscher <stevenb@suse.de>
1809 * common.opt (flag_ipa_cp): Put in right place to maintain
1812 2005-08-01 Jan Hubicka <jh@suse.cz>
1814 * profile.c (compute_value_histograms): Fix thinko.
1815 * value-prof.c: Include toplev.h
1816 (check_counter): New function.
1817 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1818 tree_mod_subtract_transform): Add sanity check.
1820 2005-08-01 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/23133
1823 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1824 current functions parameter decls to find defs to cse
1827 2005-08-01 Richard Guenther <rguenther@suse.de>
1829 PR tree-optimization/23109
1830 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1831 If trapping math is in effect, use post-dominator information
1832 to check if we'd in any case reach a trapping point before
1833 doing the reciprocal insertion.
1834 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1835 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1836 expressions are invariant only if trapping math is not in effect.
1838 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1840 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1841 cgraph_function_versioning): New declarations.
1842 * cgraphunit.c: Add include to ipa-prop.h.
1843 (update_call_expr, cgraph_copy_node_for_versioning,
1844 cgraph_function_versioning): New functions.
1845 * integrate.c (copy_decl_for_inlining): Remove.
1846 * ipa-prop.h (ipa_replace_map): New struct.
1847 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1848 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1849 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1850 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1851 ipcp_iterate_stage, ipcp_method_scale_print,
1852 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1853 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1854 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1855 ipcp_update_bb_counts, ipcp_update_profiling,
1856 ipcp_update_edges_counts): New functions.
1857 (ipcp_method_cval_init): Remove restriction regarding local methods.
1858 (ipcp_init_stage): Add ipcp_method_compute_scale.
1859 (ipcp_insert_stage): Add versioning.
1860 (ipcp_structures_print): Add ipcp_method_scale_print.
1861 (ipcp_driver): Dump profiling info.
1862 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1863 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1864 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1865 (struct inline_data): Add versioning_p, ipa_info, new fields.
1866 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1867 declare_return_variable): Replace calls to copy_decl_for_inlining with
1869 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1871 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1872 Add argument VERSIONING.
1873 (copy_arguments_for_versioning, copy_static_chain,
1874 function_versionable_p, tree_versionable_function_p,
1875 tree_function_versioning, replace_ref_tree): New functions.
1876 * tree-inline.h: Include varray.h.
1877 (tree_versionable_function_p, tree_function_versioning,
1878 tree copy_decl_for_dup): New declarations.
1880 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1882 * ipa-cp.c: New file. Contains IPCP specific functionality.
1883 * ipa-prop.h: New file. Contains structures/definitions that can be
1884 used by several interprocedural data flow optimizations (and also IPCP).
1885 * ipa-prop.c: New file.
1886 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1887 * common.opt: Add ipa-cp flag.
1888 * timevar.def: Add IPCP optimization.
1889 * tree-optimize.c (init_tree_optimization_passes): Schedule
1891 * tree-pass.h (pass_ipa_cp): Declare.
1893 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1895 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1896 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1897 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1898 config/i386/i386.c, config/mips/mips.h,
1899 config/rs6000/rs6000.h, config/sh/sh.c,
1900 config/stormy16/stormy16.c: Fix comment typos.
1902 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1905 * c-typeck.c (build_binary_op): Use common_type wrapper on
1907 (common_type): Update comment.
1909 2005-07-31 Steven Bosscher <stevenb@suse.de>
1912 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1913 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1914 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1916 2005-07-31 Jan Hubicka <jh@suse.cz>
1918 * pretty-print.h (pp_widest_integer): New macro.
1919 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1922 2005-07-31 Jan Hubicka <jh@suse.cz>
1924 * output.h (enum section_category): Export from varasm.c
1925 (categorize_decl_for_section): Likewise.
1926 * varasm.c (enum section_category): Kill.
1927 (categorize_decl_for_section): Make global.
1928 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1930 * i386.c (ix86_section_threshold): New static variable.
1931 (ix86_in_large_data_p, ix86_encode_section_info,
1932 x86_64_elf_unique_section,
1933 x86_64_elf_select_section): New functions.
1934 (TARGET_ENCODE_SECTION_INFO): Define
1935 (override_options): Enable medium model for PIC.
1936 (ix86_expand_prologue): Expand gen_set_got_rex64.
1937 (legitimate_constant_p): Handle new UNSPECs.
1938 (legitimate_pic_address_disp_p): Likewise.
1939 (legitimize_pic_address): Lower MEDIUM model addressing.
1940 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1941 (enum cmodel): Add MEDIUM_PIC.
1942 (SYMBOL_REF_FAR_ADDR_P): New macro.
1943 (SYMBOL_FLAG_FAR_ADDR): New flag.
1944 * i386.md (movdi): Support medium model.
1945 (set_got_rex64): New pattern.
1946 * i386.opt (mlarge-data-threshold): New flag.
1947 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1948 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1949 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1950 TARGET_ASM_UNIQUE_SECTION): New.
1952 * invoke.texi (-mlarge_data_threshold): Document
1954 2005-07-31 Jan Hubicka <jh@suse.cz>
1956 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1957 (coalesce_vars): Likewise.
1958 * tree-ssa-live.c (coalesce_cost): New.
1959 (build_tree_conflict_graph): Use coalesce_cost.
1960 * tree-ssa-live.h (coalesce_cost): Declare.
1962 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1964 * arm.md (all peepholes for post-increment operations): Delete.
1965 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1966 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1967 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1968 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1969 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1971 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1973 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1976 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1979 * doc/invoke.texi: Document -rdynamic.
1981 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1984 * c-parser.c (c_parser_parms_list_declarator): Call
1985 mark_forward_parm_decls.
1986 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1987 decls with visibility structure.
1989 2005-07-30 Paul Brook <paul@codesourcery.com>
1991 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1993 2005-07-30 Paul Brook <paul@codesourcery.com>
1995 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1997 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1999 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
2001 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2004 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
2005 nested function declarators.
2006 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
2007 (grokparms): Call warn_if_shadowing for parameters used within the
2009 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
2010 not used within the parameter list.
2011 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
2013 2005-07-30 Jan Hubicka <jh@suse.cz>
2015 * expr.c (expand_expr_real_1): Do not load mem targets into register.
2016 * i386.c (ix86_fixup_binary_operands): Likewise.
2017 (ix86_expand_unary_operator): Likewise.
2018 (ix86_expand_fp_absneg_operator): Likewise.
2019 * optabs.c (expand_vec_cond_expr): Validate dest.
2021 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2024 * real.c (real_from_string): Also set last bit if there is a
2025 nonzero hex digit beyond GCC's internal precision after ".".
2027 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2029 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2030 define_constants. Change duplicate values to unassigned numbers.
2031 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2032 (*altivec_vspltsf): New.
2033 (altivec_vperm_v4sf): Delete.
2034 (altivec_vperm_<mode>): Use mode macro V.
2035 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2036 (altivec_predicate_v4sf): Delete.
2037 (altivec_predicate_<mode>): Use mode macro V.
2038 (*altivec_lvesfx): New.
2039 (*altivec_stvesfx): New.
2040 (vec_realign_load_v4sf): Delete.
2041 (vec_realign_load_<mode>): Use mode macro V.
2042 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2045 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2048 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2050 * configure: Regenerated.
2052 2005-07-29 Paul Brook <paul@codesourcery.com>
2054 * doc/install.texi: Add link to GFortran binaries wiki page.
2056 2005-07-29 David Ung <davidu@mips.com>
2058 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2059 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2060 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2061 * config/mips/mips.md (cpu): Add 5kf name.
2062 (includes): Includes 5k.md.
2063 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2064 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2067 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2070 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2071 (cleanup_tree_cfg): ... here.
2072 Call cleanup_tree_cfg_1 until there are no more cleanups to
2075 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2077 * tree-vrp.c (compare_range_with_value): Return true or false
2078 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2079 EQ_EXPR respectively.
2081 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2083 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2086 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2088 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2089 (tree_ssa_dominator_optimize): Increment it.
2090 (dump_dominator_optimization_stats): Print it.
2092 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2093 Steven Bosscher <stevenb@suse.de>
2095 PR rtl-optimization/23117
2096 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2097 when head == tail. Tidy comment.
2099 2005-07-28 Richard Henderson <rth@redhat.com>
2101 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2102 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2103 * jump.c (rtx_renumbered_equal_p): Likewise.
2104 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2105 CONST_INT and CONST_DOUBLE.
2106 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2107 * reload.c (operands_match_p): Special case CONST_INT and
2108 CONST_DOUBLE; check mode earlier.
2110 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2113 * c-typeck.c (convert_for_assignment): Do not check
2114 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2116 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2119 * c-typeck.c (composite_type): Prefer constant size arrays to
2122 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2125 * real.c (real_from_string): Set last bit if there is a nonzero
2126 hex digit beyond GCC's internal precision.
2128 2005-07-28 Richard Henderson <rth@redhat.com>
2131 * cfgcleanup.c (try_forward_edges): Watch out for end of
2134 2005-07-28 James E Wilson <wilson@specifixinc.com>
2137 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2139 2005-07-28 Jan Hubicka <jh@suse.cz>
2141 * Makefile.in (rtl-profile.o): Kill all traces of it.
2142 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2143 * coverage.h (rtl_coverage_counter_ref): Kill.
2144 * opts.c (flag_speculative_prefetching_set): Kill.
2145 (flag_loop_optimize_set): New.
2146 (common_handle_option): Disable loop optimizer when profiling;
2147 do not handle speculative prefetching.
2148 * passes.c (init_optimization_passes): Replace pass_profiling combo
2149 by branch_prob pass.
2150 * profile.c (compute_value_histograms): Update for simplified value
2152 (rtl_register_profile_hooks): Kill.
2153 (pass_profiling): Kill.
2154 (rest_of_handle_branch_prob): Do not profile.
2155 * toplev.c (process_options): Remove speculative prefetching.
2156 * toplev.h (flag_tree_based_profiling): Kill.
2157 * tree-profile.c (prepare_instrumented_value,
2158 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2159 tree_gen_one_value_profiler, do_tree_profiling): Update for
2160 simplified datastructures.
2161 * value-prof.c: Add comment that speculative prefetching was dropped;
2162 update rest of file for simplified datastructures.
2163 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2164 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2165 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2166 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2167 rtl_mod_subtract, gen_speculative_prefetch,
2168 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2169 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2170 (gate_handle_value_profile_transformations,
2171 rest_of_handle_value_profile_transformations,
2172 pass_value_profile_transformations): Kill.
2173 * value-prof.h (histogram_value_t): Remove IL based unions.
2174 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2175 rtl_profile_hooks): Remove hooks.
2177 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2179 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2180 (cgraph_clone_node): Likewise.
2181 * cgraph.h (cgraph_clone_edge): Update prototype.
2182 (cgraph_clone_node): Likewise.
2183 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2185 (lookup_recursive_calls): Consider profile.
2186 (cgraph_decide_recursive_inlining): Fix updating; use new
2187 probability argument; use profile.
2188 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2189 * tree-inline.c (copy_bb): Update clal of clone_edge.
2190 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2192 * invoke.texi (min-inline-recursive-probability): Document.
2194 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2196 * doc/install.texi (Configuration): Update Valgrind homepage.
2198 2005-07-28 Richard Henderson <rth@redhat.com>
2201 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2202 labels we want to delete.
2203 (cfg_layout_merge_blocks): Likewise.
2205 2005-07-28 Richard Henderson <rth@redhat.com>
2208 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2209 when expanding to nothing.
2211 2005-07-28 Josh Conner <jconner@apple.com>
2213 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2214 (cgraph_decide_inlining_of_small_functions): Likewise.
2216 2005-07-28 Josh Conner <jconner@apple.com>
2218 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2219 direction of badness if negative.
2220 (cgraph_default_inline_p): Add reason to parameters, and assign it
2222 (cgraph_decide_inlining_of_small_functions): New parameter in call
2223 to cgraph_default_inline_p.
2224 (cgraph_decide_inlining_incrementally): Likewise.
2225 * cgraphunit.c (decide_is_function_needed): Likewise.
2226 * cgraph.h (cgraph_default_inline_p): Likewise.
2228 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2230 * builtins.c: Fix comment typo(s).
2231 * genautomata.c: Likewise.
2232 * gimplify.c: Likewise.
2233 * tree-dfa.c: Likewise.
2234 * tree-flow-inline.h: Likewise.
2235 * tree-into-ssa.c: Likewise.
2236 * tree-ssa-alias.c: Likewise.
2237 * tree-ssa-ccp.c: Likewise.
2238 * tree-ssa-copy.c: Likewise.
2239 * tree-ssa-dce.c: Likewise.
2240 * tree-ssa-dom.c: Likewise.
2241 * tree-ssa-operands.c: Likewise.
2242 * tree-tailcall.c: Likewise.
2243 * tree-vectorizer.c: Likewise.
2244 * tree-vrp.c: Likewise.
2247 2005-07-28 Jeff Law <law@redhat.com>
2249 * tree-vrp.c (test_for_singularity): Extracted from ...
2250 (simplify_cond_using_ranges): Attempt to simplify a relational
2251 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2253 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2255 PR tree-optimization/22506
2256 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2257 phis whose argument is constant.
2259 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2261 PR rtl-optimization/18992
2262 Back out this patch:
2263 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2264 PR optimization/12142
2265 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2266 uses of the register in the SET_SRC. Remove unnecessary argument.
2268 Replace it with this:
2269 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2270 if flag_non_call_exceptions is set and the insn may trap, pass
2271 pc_rtx as dest for recursion.
2272 In SET_SRC part of SET case, if dest is already set, pass it down
2275 2005-07-28 Jan Hubicka <jh@suse.cz>
2277 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2278 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2279 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2281 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2282 profile when available.
2284 2005-07-28 Jan Beulich <jbeulich@novell.com>
2286 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2287 (ia64_print_operand): Describe and handle 'X'.
2288 (ia64_register_move_cost): Also handle FP_REGS.
2289 (ia64_preferred_reload_class): Likewise.
2290 (ia64_secondary_reload_class): Likewise.
2291 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2292 it. Also check for ITANIUM_CLASS_FLDP.
2293 * config/ia64/ia64.h (FP_REGNO_P): New.
2294 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2295 (reg_class): Add FP_REGS.
2296 (REG_CLASS_NAMES): Adjust for it.
2297 (REG_CLASS_CONTENTS): Likewise.
2298 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2299 (REG_CLASS_FROM_LETTER): Handle 'x'.
2300 (CLASS_MAX_NREGS): Handle FP_REGS.
2301 (MEMORY_MOVE_COST): Likewise.
2302 * config/ia64/ia64.md (itanium_class): Add fldp.
2303 (type): Handle fldp.
2304 (movti_internal): More allowable operand combinations. Use ldfp8 when
2305 splitting unnecessary. Remove predicable attribute. Adjust
2306 itanium_class attribute.
2307 (smuldi3_highpart): Remove outdated comment.
2308 (mulditi3, umulditi3, rotlti3): New expanders.
2309 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2310 (absti2): Disabled new insn for future reference.
2311 Respective new splitters.
2312 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2313 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2314 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2316 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
2318 PR rtl-optimization/23047
2319 * simplify-rtx.c (simplify_const_relational_operation): Respect
2320 flag_wrapv for comparisons with ABS.
2322 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
2324 PR tree-optimization/22493
2325 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2326 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2328 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
2330 * config/frv/frv.opt (moptimize-membar): New.
2332 * doc/invoke.texi: Document -moptimize-membar and its inverse.
2334 * config/frv/frv.h: Remove machine_function definition.
2336 * config/frv/frv.c (struct frv_io): New.
2337 (struct machine_function): Moved from frv.h. Add has_membar_p.
2338 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2339 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2340 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2341 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2342 (frv_reorg): Call frv_optimize_membar when appropriate.
2343 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2344 (frv_expand_builtin): Adjust calls accordingly.
2345 (frv_io_address_cookie): New function.
2346 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2347 load or store rather than a special insn. Add ccnstant address and
2348 io-type operands to the membar.
2349 (frv_ifcvt_modify_tests): Unsign regno.
2350 (frv_ifcvt_modify_tests): Same.
2352 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2353 UNSPEC_OPTIONAL_MEMBAR constant.
2354 (builtin_read_<mode>): Delete.
2355 (builtin_write_<mode>): Delete.
2356 ("optional_membar_<mode>"): Add operand.
2358 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2359 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2360 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2361 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2362 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2363 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2364 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2365 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2366 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2368 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2370 * df.c (df_uses_record): Handle SCRATCH.
2372 2005-07-28 Steven Bosscher <stevenb@suse.de>
2375 * passes.c (rest_of_decl_compilation): If decl is a type and
2376 we have encountered errors, don't emit debug information.
2378 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2380 * params.def: Fixed comment.
2382 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2385 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2386 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2387 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2389 2005-07-27 Steven Bosscher <stevenb@suse.de>
2392 * varasm.c (assemble_start_function): Don't do anything that may
2393 require a CFG if the current function is a thunk.
2395 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2397 * doc/install.texi (Prerequisites): Mention that perl is needed
2398 to do export control in libstdc++ targetting Darwin.
2400 2005-07-27 Steven Bosscher <stevenb@suse.de>
2402 PR rtl-optimization/17808
2403 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2404 (sched_insns_conditions_mutex_p): Split out from...
2405 (add_dependence): ...here. But don't call it from here.
2406 (add_dependence_list): Check sched_insns_conditions_mutex_p
2407 before calling add_dependence.
2408 (add_dependence_list_and_free): Likewise.
2409 (fixup_sched_groups): Likewise.
2410 (sched_analyze_1): Likewise.
2411 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2412 (sched_analyze): Likewise.
2413 (sched_analyze_insn): Likewise.
2414 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2415 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
2416 dependencies on all COND_EXEC insns to jumps ending basic blocks
2417 when doing intrablock scheduling.
2418 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2420 2005-07-27 Jeff Law <law@redhat.com>
2422 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2423 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
2424 equivalency sets, correctly handle the case were vr0 has an
2425 equivalency set, but vr1 does not.
2427 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
2429 PR tree-optimization/23073
2430 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2431 vect_print_dump_info before fprintf.
2433 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2435 PR tree-optimize/22348
2436 * tree-ssa-loop-niter.c (number_of_iterations_cond):
2437 Fold the partial computation.
2439 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2441 PR tree-optimization/22325
2442 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2444 * tree-scalar-evolution.c (scev_const_prop): Add generic final
2446 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2447 (force_var_cost): ... this function.
2448 (compute_phi_arg_on_exit): Export.
2450 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2452 PR tree-optimization/20773
2453 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
2456 2005-07-27 Richard Guenther <rguenther@suse.de>
2458 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
2459 Avoid pushing again if current struct contains only
2460 fields we decomposed.
2462 2005-07-27 Jan Hubicka <jh@suse.cz>
2464 PR tree-optimization/22574
2465 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2468 * tree-tailcall.c (decrease_profile): New function.
2469 (eliminate_tail_call): Use it.
2471 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2472 visibility flags correctly in whole program mode.
2474 2005-07-26 Steve Ellcey <sje@cup.hp.com>
2476 PR rtl-optimization/22472
2477 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2479 2005-07-26 Steven Bosscher <stevenb@suse.de>
2481 PR tree-optimization/22504
2482 * tree-complex.c (expand_complex_addition): Use 'code' instead
2483 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2485 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2487 * config.gcc (cpu_type): Add frv case.
2488 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2489 (supported_defaults): Add fr550 case.
2491 2005-07-26 Diego Novillo <dnovillo@redhat.com>
2494 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2495 whether a pointer of type T * may point to objects of type T *.
2497 2005-07-26 DJ Delorie <dj@redhat.com>
2499 * configure: Regenerate.
2501 2005-07-26 Dale Johannesen <dalej@apple.com>
2503 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2505 2005-07-26 Mark Mitchell <mark@codesourcery.com>
2507 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2508 Clarify use of "build" in name.
2510 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2512 * doc/extend.texi (Raw read/write Functions): New section.
2513 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2514 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2515 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2516 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2517 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2518 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2519 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2520 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2521 * config/frv/frv.c: Add bdesc_loads global.
2522 Add bdesc_stores global.
2523 (frv_init_builtins): Add support for __builtin_{read/write}*.
2524 (frv_volatile_memref): New.
2525 (frv_expand_load_builtin): New.
2526 (frv_expand_store_builtin): New.
2527 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2528 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2529 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2530 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2531 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2532 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2533 (builtin_read_<mode>): New.
2534 (builtin_write_<mode>): New.
2535 (builtin_write64): New.
2536 (optional_membar_<mode>): New.
2538 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
2540 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2541 (rather than units) against HOST_BITS_PER_WIDE_INT.
2543 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
2545 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2546 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2547 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2548 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2551 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2552 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2553 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2555 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2557 2005-07-26 Richard Guenther <rguenther@suse.de>
2559 PR tree-optimization/22486
2560 * fold-const.c (fold_unary): Fold away useless component
2561 references of the form (T *)&T.x, if the address
2564 2005-07-25 James E Wilson <wilson@specifixinc.com>
2566 * dwarf2out.c (add_call_src_coords_attributes): New.
2567 (gen_inlined_subroutine_die): Call it.
2568 (maybe_emit_file, init_file_table): Add comments.
2569 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2571 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2572 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2573 * tree.h (BLOCK_SOURCE_LOCATION): New.
2574 (struct tree_block): New field locus.
2576 2005-07-26 Andreas Schwab <schwab@suse.de>
2578 PR rtl-optimization/23043
2579 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2580 when allocating a struct unoccr.
2582 2005-07-25 Richard Henderson <rth@redhat.com>
2585 * tree-complex.c (gate_no_optimization): True if errors.
2586 * Makefile.in (tree-complex.o): Update dependencies.
2588 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2590 * config/frv/predicates.md (integer_register_operand): Use
2593 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2596 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2598 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2600 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2602 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2603 types when flag_unsafe_math_optimizations is true.
2605 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2607 * gcc.c (option_map): Add --sysroot.
2608 (process_command): Handle --sysroot.
2609 (display_help): Document it.
2610 * doc/cppopts.tex (-isysroot): Document.
2611 * doc/invoke.texi (--sysroot): Document.
2612 * doc/install.texi (--with-build-sysroot): Document.
2614 * Makefile.in (inhibit_libc): New variable.
2615 (INHIBIT_LIBC_CFLAGS): Likewise.
2616 (LIBGCC2_CFLAGS): Include
2617 $(INHIBIT_LIBC_CFLAGS).
2618 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2619 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2620 ($(T)crtend.o): Likewise.
2621 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2622 ($(T)crtendS.o): Likewise.
2623 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2624 ($(T)crtendT.o): Likewise.
2625 (stmp-fixinc): Do not complain about missing headers if
2627 * configure.ac (inhibit_libc): Set it to true/false.
2628 (--with-build-sysroot): New option. Use it to set
2630 * configure: Regenerated.
2632 2005-07-25 Manfred Hollstein <mh@suse.com>
2634 * calls.c (store_one_arg): Fix unsigned comparison warning.
2636 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2639 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2640 (ggc_print_statistics): Initialize variable before use.
2642 2005-07-25 Richard Guenther <rguenther@suse.de>
2644 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2645 calling with a PHI_NODE argument.
2647 * tree-flow-inline.h (overlap_subvar): Protect against
2650 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2652 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2653 * configure: Regenerate.
2655 2005-07-25 Ira Rosen <irar@il.ibm.com>
2657 * expr.c (highest_pow2_factor): Make extern.
2658 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2659 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2660 record_array_differ_p, array_ptr_differ_p): Likewise.
2661 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2662 additional cases. Call the above functions.
2663 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2664 base_object_differ_p when there are two base objects. Otherwise, compare
2665 base address and offset. Call may_alias_p.
2666 (dump_data_reference): Use a correct field name.
2667 (analyze_array): Make static. Initialize new data-ref fields.
2668 (analyze_indirect_ref): New function.
2669 (init_data_ref): Initialize new data-ref fields.
2670 (strip_conversion): Moved from tree-vect-analyze.c.
2671 (analyze_offset_expr, get_ptr_offset, address_analysis,
2672 object_analysis): Likewise.
2673 (analyze_offset): New function.
2674 (create_data_ref): Likewise.
2675 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2676 dimensions for ARRAY_REFs only.
2677 (build_classic_dist_vector): Make static.
2678 (access_functions_are_affine_or_constant_p): Call macro to get the
2679 address of access functions.
2680 (compute_all_dependences): Add new parameter
2681 compute_self_and_read_read_dependences. Compute self and read-read
2682 dependences if it is true.
2683 (find_data_references_in_loop): Call create_data_ref. Initialize new
2685 (compute_data_dependences_for_loop): Add new parameter
2686 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2687 compute nb_loops. Call compute_all_dependences,
2688 build_classic_dist_vector and build_classic_dir_vector with correct
2690 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2691 with correct parameters. Compare dimensions for ARRAY_REFs only.
2692 (free_data_refs): Call macro to free access functions.
2693 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2694 fields from stmt_vinfo.
2695 (struct base_object_info): New structure.
2696 (struct data_reference): Move fields to base_object_info. Add fields
2697 first_location and object_info for above structures. Move fields from
2698 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2699 aligned_to. Add macros to access the new fields.
2700 Update functions declarations.
2701 * tree-flow.h (is_aliased_with): Declare.
2702 * tree-loop-linear.c (linear_transform_loops): Call
2703 compute_data_dependences_for_loop with correct parameters.
2704 * tree-ssa-alias.c (is_aliased_with): New function.
2705 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2706 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2707 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2708 vect_base_addr_differ_p, compute_subscript_distance and
2709 build_classic_dist_vector. Add printings. Check absolute value of
2711 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2713 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2714 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2715 to bytes. Add printing.
2716 (vect_compute_data_refs_alignment): Go through loads and stores in one
2718 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2719 vect_analyze_data_ref_access): Likewise.
2720 (vect_analyze_pointer_ref_access): Remove.
2721 (vect_address_analysis, vect_object_analysis): Likewise.
2722 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2723 and analyze data-refs in the loop.
2724 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2725 fields of data-ref instead of stmt. Add init to the offset from the
2727 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2728 (vect_update_init_of_dr): Likewise.
2729 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2730 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2732 (new_loop_vec_info): Initialize new fields.
2733 (destroy_loop_vec_info): Free new fields.
2734 (vect_strip_conversion): Remove.
2735 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2736 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2737 datarefs. Add new field ddrs.
2738 Add macros for the new fields access.
2739 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2740 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2741 Remove their macros.
2742 * tree.h (highest_pow2_factor): Declare.
2744 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2746 * calls.c (store_one_arg): Check for sibling call MEM arguments
2747 from already clobbered incoming argument area.
2749 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2751 * c-common.c (check_missing_format_attribute): New.
2752 * c-common.h (check_missing_format_attribute): Likewise.
2753 * c-typeck.c (convert_for_assignment): Use it.
2755 2005-07-24 Andreas Schwab <schwab@suse.de>
2757 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2758 register use a word move. Correct operand of ext.w in 68000 code.
2760 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2762 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2763 variables as declarations, rather than definitions.
2765 2005-07-24 Ira Rosen <irar@il.ibm.com>
2767 PR tree-optimization/22526
2768 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2771 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2773 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2774 that C99 reserve for future use. Use it to define clog10,
2775 clog10f and clog10l.
2777 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2779 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2780 * configure.ac: Check for -Wmissing-format-attribute.
2782 * configure: Regenerate.
2784 2005-07-23 Richard Henderson <rth@redhat.com>
2786 PR tree-optimization/22623
2787 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2789 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2792 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2794 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2796 * Makefile.in (C_TREE_H): Update dependencies.
2797 * c-tree.h: Include toplev.h.
2798 * diagnostic.h (diagnostic_set_info): Add format attribute.
2799 * rtl-error.c (diagnostic_for_asm): Likewise.
2801 2005-07-23 Chao-ying Fu <fu@mips.com>
2803 * config/mips/mips-dsp.md: New file.
2804 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2805 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2807 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2808 MIPS_BUILTIN_BPOSGE32.
2809 (mips_expand_builtin_direct): Add one parameter to indicate that
2810 builtin functions need to return a value.
2811 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2813 (mips_regno_to_class): Add classes for 12 new DSP registers.
2814 (mips_subword): Change to check four HI registers.
2815 (mips_output_move): Output move to and from 6 new DSP accumulators.
2816 (override_options): Make sure -mdsp and -mips16 are not used together.
2817 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2819 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2821 (print_operand): Add 'q' for printing DSP accumulators.
2822 (mips_cannot_change_mode_class): Check ACC_REGS.
2823 (mips_secondary_reload_class): Check ACC_REGS.
2824 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2825 (mips_register_move_cost): Check ACC_REGS.
2826 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2827 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2828 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2829 (dsp_bdesc): New array.
2830 (bdesc_arrays): Add DSP builtin function table.
2831 (mips_prepare_builtin_arg): Check predicate again after
2833 (mips_expand_builtin): Add one more parameter to
2834 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2835 MIPS_BUILTIN_BPOSGE32.
2836 (mips_init_builtins): Initialize new function types.
2837 (mips_expand_builtin_direct): Check if builtin functions need to
2838 return a value and pass operands properly.
2839 (mips_expand_builtin_bposge): New function.
2840 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2841 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2842 (FIRST_PSEUDO_REGISTER): Increase to 188.
2843 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2844 Update for 12 new DSP registers.
2845 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2846 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2847 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2848 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2849 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2850 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2851 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2852 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2853 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2854 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2855 (REGISTER_NAMES): Add names for 12 new DSP registers.
2856 * config/mips/mips.md: Include mips-dsp.md.
2857 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2858 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2859 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2860 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2861 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2862 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2863 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2864 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2865 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2866 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2867 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2868 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2869 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2870 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2871 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2872 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2873 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2874 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2875 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2876 (UNSPEC_RDDSP): New constants.
2877 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2878 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2880 * config/mips/mips.opt (-mdsp): New option.
2881 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2882 (reg_imm10_operand): New predicates.
2883 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2884 * doc/invoke.texi (-mdsp): Document new option.
2886 2005-07-22 DJ Delorie <dj@redhat.com>
2888 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2890 * tree-inline.c (inlinable_function_p): Likewise.
2892 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2895 * toplev.c (check_global_declarations): Do not mark undefined
2896 variables as DECL_IGNORED_P.
2897 * varasm.c (first_global_object_name): GTY it.
2898 (weak_global_object_name): Likewise.
2899 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2900 a string to go into {weak,first}_global_object_name.
2902 2005-07-22 DJ Delorie <dj@redhat.com>
2904 * c-format.c (check_function_format): Change warning control
2905 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2907 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2909 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2910 &PTR->FLD a dereference of PTR.
2911 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2912 a potential dereference of PTR.
2914 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2916 PR rtl-optimization/20370
2917 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2918 call allocate_reg_info if necessary.
2920 PR rtl-optimization/21848
2921 * calls.c (emit_library_call_value_1): For const functions, add
2922 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2924 PR rtl-optimization/22445
2925 * cselib.c (target.h): Include.
2926 (rtx_equal_for_cselib_p): Allow commutative matches.
2927 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2928 Remove MODE parameter. Changed all callers.
2930 PR rtl-optimization/22258
2931 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2933 (try_combine): Use likely_spilled_retval_p.
2935 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2937 * config.gcc: Add crx-elf support.
2939 * doc/contrib.texi: Mention crx.
2940 * doc/extend.texi: Document crx extensions.
2941 * doc/install.texi: Document crx install.
2942 * doc/invoke.texi: Document crx options.
2943 * doc/md.texi: Document crx constraints.
2945 * config/crx/crx-protos.h: New file.
2946 * config/crx/crx.c: New file.
2947 * config/crx/crx.h: New file.
2948 * config/crx/crx.md: New file.
2949 * config/crx/crx.opt: New file.
2950 * config/crx/t-crx: New file.
2952 2005-07-22 Manfred Hollstein <mh@suse.com>
2954 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2956 (int_add_graph_edge): Likewise.
2957 (collapse_nodes): Likewise.
2958 (process_unification_queue): Likewise.
2960 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2961 Laurent GUERBY <laurent@guerby.net>
2963 PR tree-optimization/22336
2964 * function.c (record_block_change): Check for
2965 cfun->ib_boundaries_block.
2967 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2969 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2970 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2972 2005-07-21 DJ Delorie <dj@redhat.com>
2974 * toplev.c (warn_deprecated_use): Add warning control to warning
2976 * c-typeck.c (parser_build_binary_op): Likewise.
2977 (c_finish_if_stmt): Likewise.
2978 * c-common.c (check_function_sentinel): Likewise.
2979 (check_nonnull_arg): Likewise.
2981 2005-07-21 Richard Henderson <rth@redhat.com>
2984 * tree-complex.c (complex_ssa_name_components): New.
2985 (cvc_lookup): Allow entry not found.
2986 (create_components): Remove.
2987 (create_one_component_var, get_component_var): New.
2988 (get_component_ssa_name, set_component_ssa_name): New.
2989 (extract_component): Use get_component_ssa_name.
2990 (update_complex_components): Use set_component_ssa_name.
2991 (update_complex_components_on_edge): Likewise.
2992 (update_phi_components): Create new PHI nodes directly, instead
2993 of adding insns to edges.
2994 (tree_lower_complex): Allocate and free complex_variable_components
2995 and complex_ssa_name_components here.
2997 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2999 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
3000 revert to returning false.
3002 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3005 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
3007 2005-07-21 Uros Bizjak <uros@kss-loka.si>
3010 * config/i386/i386.md (cmpxf): Change operand constraints
3011 to "nonmemory_operand".
3013 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3015 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
3017 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3020 * fold-const.c (fold_build1): Add checksum for the operands.
3021 (fold_build2): Likewise.
3022 (fold_build3): Likewise.
3024 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
3027 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3029 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3031 * common.opt (-fforward-propagate): Committed by mistake,
3034 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3036 * reg-stack.c: Fix comment typo(s).
3037 * tree-ssa-operands.c: Likewise.
3038 * tree-vectorizer: Likewise.
3040 2005-07-21 Nick Clifton <nickc@redhat.com>
3042 * config/sh/symbian.c: Replace C++ style line comments with C
3043 style line comments.
3044 (symbian_add_attribute): Do not use a ? operator on the LHS of
3046 (sh_symbian_handle_dll_attribute): Change the type of the
3047 method vector to "VEC(tree,gc)*" and use vector accessor
3048 macros to walk over the elements.
3049 (symbian_export_vtable_and_rtti_p): Likewise.
3050 (symbian_class_needs_attribute_p): Likewise.
3052 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3055 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3056 initialize targetm.resolve_overloaded_builtin here.
3057 (altivec_expand_overloaded_builtin): Make it non-static.
3058 * config/rs6000/rs6000-protos.h
3059 (altivec_expand_overloaded_builtin): New prototype.
3060 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3061 targetm.resolve_overloaded_builtin here.
3062 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3064 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3065 Zdenek Dvorak <dvorakz@suse.cz>
3067 PR tree-optimization/19210
3068 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3070 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3071 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3072 rely on unproven assumptions.
3073 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3074 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3075 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3076 to number_of_iterations_exit.
3077 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3078 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3079 * tree-ssa-loop-niter.c (find_loop_niter,
3080 estimate_numbers_of_iterations_loop): Likewise.
3081 (number_of_iterations_exit): Honor the new options.
3082 * doc/invoke.texi (Wunsafe-loop-optimizations,
3083 funsafe-loop-optimizations): Document them.
3085 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3087 PR rtl-optimization/22167
3088 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3090 2005-07-20 Adam Nemet <anemet@lnxw.com>
3092 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3093 __do_global_dtors_aux longcall.
3095 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3097 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3098 (old_special_pred_table): Don't reference
3099 SPECIAL_MODE_PREDICATES.
3100 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3101 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3102 * config/sh/predicates.h: Don't mention
3103 SPECIAL_MODE_PREDICATES.
3104 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3107 2005-07-20 DJ Delorie <dj@redhat.com>
3109 * config.gcc: Add m32c-elf support.
3111 * doc/contrib.texi: Mention m32c.
3112 * doc/extend.texi: Document m32c extensions.
3113 * doc/install.texi: Mention m32c.
3114 * doc/invoke.texi: Document m32c options.
3115 * doc/md.texi: Document m32c constraints.
3117 * config/m32c/addsub.md: New file.
3118 * config/m32c/bitops.md: New file.
3119 * config/m32c/cond.md: New file.
3120 * config/m32c/jump.md: New file.
3121 * config/m32c/m32c-lib1.S: New file.
3122 * config/m32c/m32c-lib2.c: New file.
3123 * config/m32c/m32c-modes.def: New file.
3124 * config/m32c/m32c-pragma.c: New file.
3125 * config/m32c/m32c-protos.h: New file.
3126 * config/m32c/m32c.abi: New file.
3127 * config/m32c/m32c.c: New file.
3128 * config/m32c/m32c.h: New file.
3129 * config/m32c/m32c.md: New file.
3130 * config/m32c/m32c.opt: New file.
3131 * config/m32c/minmax.md: New file.
3132 * config/m32c/mov.md: New file.
3133 * config/m32c/muldiv.md: New file.
3134 * config/m32c/predicates.md: New file.
3135 * config/m32c/prologue.md: New file.
3136 * config/m32c/shift.md: New file.
3137 * config/m32c/t-m32c: New file.
3139 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3141 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3142 (stack_protect_set, stack_protect_test): New expanders.
3143 (stack_protect_set_si, stack_protect_set_si_media,
3144 stack_protect_set_di_media, stack_protect_test_si,
3145 stack_protect_test_si_media, stack_protect_test_di_media):
3148 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3150 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3152 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3154 * tree.h (tree_expr_nonzero_p): Export.
3155 * fold-const.c (tree_expr_nonzero_p): Likewise.
3156 Return true for CALL_EXPRs that are alloca calls.
3157 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3159 * tree-flow.h (expr_computes_nonzero): Remove.
3160 * tree-vrp.c (expr_computes_nonzero): Remove.
3161 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3162 (extract_range_from_unary_expr): Likewise.
3163 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3164 tree_expr_nonzero_p.
3166 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3168 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3169 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3170 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3171 All callers changed.
3172 (frame_related_constant_load): New arg "related" which controls
3173 setting of RTX_FRAME_RELATED_P. All callers changed.
3174 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3175 (bfin_expand_prologue): Add stack limit checking.
3176 * config/bfin/bfin.md (trapifcc): New pattern.
3178 * config/bfin/bfin.c: Include "langhooks.h".
3179 (def_builtin): Go through lang_hooks to call builtin_function.
3181 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3182 * config/bfin/predicates.md (symbol_ref_operand): New.
3183 (call_insn_operand): Delete. All callers changed to use
3184 register_no_elim_operand.
3185 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3187 (function_arg): Use it to generate the call's operand 2.
3188 (bfin_longcall_p): New function.
3189 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3190 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3191 determine if the address needs to be in a REG.
3192 (bfin_handle_longcall_attribute): New function.
3193 (bfin_attribute_table): Add "longcall" and "shortcall".
3194 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3195 (CUMULATIVE_ARGS): New member call_cookie.
3196 (PREDICATE_CODES): Add symbol_ref_operand.
3197 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3198 extra USE to the pattern.
3199 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3200 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3201 sibcall_value_insn; now the new patterns handle direct calls and the
3202 old ones indirect calls.
3203 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3205 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3207 * doc/trouble.texi: Update section on handling of empty loops.
3209 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3211 * config.gcc: Remove support for sparc-*-openbsd*,
3212 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3214 * config.host: Remove support for i860-*-sysv4* as a host.
3215 * config/i860/*, config/ip2k/*, config/ns32k/*,
3216 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3217 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3218 mention obsolete ports.
3220 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3222 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3224 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3225 of frame_pointer_rtx.
3226 (sh_expand_epilogue): Likewise.
3227 (sh_set_return_address): Likewise.
3228 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3229 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3230 offsets from FRAME_POINTER_REGNUM.
3231 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3232 (sh_register_names): Add initializer for sfp.
3233 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3234 (VALID_REGISTER_P): Likewise.
3235 (FIRST_PSEUDO_REGISTER): Update.
3236 (DWARF_FRAME_REGISTERS): Define.
3237 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3238 (HARD_FRAME_POINTER_REGNUM): Define.
3239 (FRAME_POINTER_REGNUM): Redefine.
3240 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3241 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3242 from FRAME_POINTER_REGNUM.
3243 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3244 FRAME_POINTER_REGNUM.
3245 (REG_CLASS_CONTENTS): Add sfp.
3246 (REG_ALLOC_ORDER): Likewise.
3247 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3248 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3249 of frame_pointer_rtx.
3250 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3252 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3254 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3255 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3256 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3258 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3261 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3263 Make CONSTRUCTOR use VEC to store initializers.
3264 * c-common.c (complete_array_type): Update to cope with VEC in
3266 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3267 (pp_c_constructor_elts): New function.
3268 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3269 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3270 struct constructor_stack, struct initializer_stack,
3271 constructor_elements, push_init_level, pop_init_level,
3272 add_pending_init, find_init_member, output_init_element): Update to
3273 cope with VEC in CONSTRUCTOR_ELTS.
3274 * coverage.c (build_fn_info_value, build_ctr_info_value,
3275 build_gcov_info): Likewise.
3276 * expr.c (categorize_ctor_elements_1, store_constructor,
3277 expand_expr_real_1): Likewise.
3278 * fold-const.c (fold_ternary): Likewise.
3279 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3280 gimplify_init_constructor, gimplify_expr): Likewise.
3281 * tree-dump.c (dequeue_and_dump): Likewise.
3282 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3284 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3286 * tree-sra.c (generate_element_init_1): Likewise.
3287 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3288 * tree-ssa-operands.c (get_expr_operands): Likewise.
3289 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3290 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3291 (get_initial_def_for_reduction): Likewise.
3292 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3293 value handle in annotations.
3294 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3295 tree_node_structure): Add support for constr_kind.
3296 (build_vector_from_ctor, build_constructor_single,
3297 build_constructor_from_list): New functions.
3298 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3299 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3300 Update to cope with VEC in CONSTRUCTOR_ELTS.
3301 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3302 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3303 CONSTRUCTOR_APPEND_ELT): New macros.
3304 (struct constructor_elt, struct tree_constructor): New data types.
3305 (union tree_node): Add tree_constructor field.
3306 * treestruct.def: Define TS_CONSTRUCTOR.
3307 * varasm.c (const_hash_1, compare_constant, copy_constant,
3308 compute_reloc_for_constant, output_addressed_constants,
3309 initializer_constant_valid_p, output_constant,
3310 array_size_for_constructor, output_constructor): Update to cope with
3311 VEC in CONSTRUCTOR_ELTS.
3312 * vec.h (VEC_empty, VEC_copy): New macros.
3314 2005-07-19 Devang Patel <dpatel@apple.com>
3316 * dbxout.c (dbxout_type): Check Objective-C++ lang.
3318 2005-07-19 Richard Henderson <rth@redhat.com>
3321 * gimplify.c (gimplify_expr): Use main variant type for the temp
3322 destination for a discarded volatile read.
3323 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3324 casts between non-void types that change volatility.
3326 2005-07-15 DJ Delorie <dj@redhat.com>
3328 * toplev.h: Add comment about the first parameter for warning().
3329 * errors.h: Likewise.
3331 * c.opt (Wpragmas): New.
3332 * doc/invoke.texi: Document it.
3334 * function.c (do_warn_unused_parameter): Add warning control to
3336 * c-decl.c (warn_if_shadowing): Likewise.
3337 * c-lex.c (cb_def_pragma): Likewise.
3338 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3339 (pop_alignment): Likewise.
3340 (handle_pragma_pack): Likewise.
3341 (apply_pragma_weak): Likewise.
3342 (handle_pragma_weak): Likewise.
3343 (handle_pragma_redefine_extname): Likewise.
3344 (add_to_renaming_pragma_list): Likewise.
3345 (handle_pragma_extern_prefix): Likewise.
3346 (maybe_apply_renaming_pragma): Likewise.
3347 (handle_pragma_visibility): Likewise.
3349 * config/c4x/c4x-c.c (BAD): Likewise.
3350 (c4x_parse_pragma): Likewise.
3351 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3352 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3353 (rs6000_pragma_longcall): Likewise.
3354 * config/v850/v850-c.c (pop_data_area): Likewise.
3355 (ghs_pragma_section): Likewise.
3356 (ghs_pragma_section): Likewise.
3357 (ghs_pragma_interrupt): Likewise.
3358 (ghs_pragma_starttda): Likewise.
3359 (ghs_pragma_startsda): Likewise.
3360 (ghs_pragma_startzda): Likewise.
3361 (ghs_pragma_endtda): Likewise.
3362 (ghs_pragma_endsda): Likewise.
3363 (ghs_pragma_endzda): Likewise.
3365 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3366 Kenneth Zadeck <zadeck@naturalbridge.com>
3368 * Makefile.in: Removed tree-promote-statics.c
3369 * tree-promote-statics.c: Removed.
3370 * common.opt: Removed flag-promote-statics.
3372 * passes.c: Removed tree-promote-statics pass.
3373 * tree-pass.h: Ditto.
3374 * timevar.def: Removed TV_PROMOTE_STATICS.
3377 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3379 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3381 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3383 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * c-common.c (check_function_arguments): Call
3387 'check_function_format' if either -Wformat or
3388 -Wmissing-format-attribute are specified.
3389 * c-format.c (check_function_format): Check -Wformat before
3390 calling 'check_format_info'.
3391 * c-opts.c (c_common_post_options): Don't warn for
3392 -Wmissing-format-attribute without -Wformat.
3393 * c-typeck.c (convert_for_assignment): Detect additional cases for
3394 -Wmissing-format-attribute.
3395 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3398 2005-07-19 Richard Guenther <rguenther@suse.de>
3400 * config/i386/i386.md (lrint<mode>2): Use temporary
3401 instead of clobbering non-existent memory.
3403 2005-07-19 Nick Clifton <nickc@redhat.com>
3405 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3406 statement to avoid displaying ASCII control characters.
3408 2005-07-19 Ben Elliston <bje@au.ibm.com>
3410 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3411 * cfganal.c (find_edge_index): Ditto.
3412 * combine.c (combine_instructions): Ditto.
3413 * ddg.c (create_scc): Ditto.
3414 (find_successors): Ditto.
3415 (find_predecessors): Ditto.
3416 (find_nodes_on_paths): Ditto.
3417 (longest_simple_path): Ditto.
3418 * flow.c (update_life_info): Ditto.
3419 (count_or_remove_death_notes): Ditto.
3420 (clear_log_links): Ditto.
3421 * modulo-sched.c (generate_reg_moves): Ditto.
3422 (find_max_asap): Ditto.
3423 (find_max_hv_min_mob): Ditto.
3424 (find_max_dv_min_mob): Ditto.
3425 * sbitmap.c (sbitmap_first_set_bit): Ditto.
3426 * sched-rgn.c (extract_edgelst): Ditto.
3427 * tree-into-ssa.c (prepare_names_to_update): Ditto.
3428 (dump_update_ssa): Ditto.
3429 (ssa_names_to_replace) Ditto.
3430 (switch_virtuals_to_full_rewrite): Ditto.
3431 (update_ssa): Ditto.
3432 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3434 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
3436 Fix PR tree-optimization/22483
3438 * tree-complex.c (create_components): Use
3439 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3440 * tree-flow-inline.h (fill_referenced_var_vec): New function.
3441 * tree-flow.h (safe_referenced_var_iterator): New structure.
3442 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3443 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3444 safe_referenced_var iterator.
3445 (add_type_alias): Ditto.
3447 2005-07-19 Steven Bosscher <stevenb@suse.de>
3449 * loop-init.c (rest_of_handle_loop2): Remove.
3450 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3451 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3452 (pass_rtl_loop_init, pass_rtl_loop_done,
3453 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3454 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
3455 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
3456 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
3457 pass_tree_loop_done, and pass_tree_unswitch.
3458 (gate_loop): Rename to gate_tree_loop.
3459 * passes.c (init_optimization_passes): Update for renamed tree
3460 loop passes. Add the new loop2 passes as subpasses of loop2.
3461 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
3462 Update for the renamed tree loop passes.
3464 2005-07-18 Ian Lance Taylor <ian@airs.com>
3467 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3468 blocks when optimizing.
3470 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3472 * common.opt (frename-registers): Initialize to 2.
3474 (fgcse-after-reload): Ditto.
3475 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3476 (process_options): Only change flag_web, flag_rename_registers,
3477 and flag_rerun_cse_after_loop if not explicitly set by user.
3479 2005-07-18 Jan Beulich <jbeulich@novell.com>
3481 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3482 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3483 in 64-bit mode the same as DImode in 32-bit mode.
3484 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3485 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3486 mode. Add new mode parameter.
3487 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3488 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3489 x86_64_shift_adj): New expanders.
3490 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3491 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3493 Respective new splitters. Use renamed shift splitter helpers in 32-bit
3494 DImode shift splitters.
3495 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3496 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3499 2005-07-18 Jan Beulich <jbeulich@novell.com>
3501 * i386.md (movdi_extzv_1): New.
3502 (zero_extendhidi2): Combine alternatives and never force use of
3504 (zero_extendqidi2): Likewise. Don't restrict input selection.
3506 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3508 Fix PR tree-optimization/22531
3509 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
3512 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3514 * tree-promote-statics.c (pass_promote_statics): Change dump file
3517 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3519 * tree-optimize.c (init_tree_optimization_passes): Add
3520 pass_eliminate_useless_stores pass.
3521 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3522 * tree-ssa-pre.c (is_copy_stmt): New function.
3523 (follow_copies_till_vuse): Ditto.
3524 (do_eustores): Ditto.
3525 (gate_eustores): Ditto.
3527 2005-07-16 Richard Henderson <rth@redhat.com>
3529 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3531 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3532 Kenneth Zadeck <zadeck@naturalbridge.com>
3534 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3535 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3536 ipa-type-escape.h, tree-promote-statics.c
3537 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3538 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3539 tree-promote-statics.c: new files.
3540 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3541 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3542 int nonlocal_set_p, mark_constant_function): Deleted.
3543 (rest_of_handle_cfg): Removed call to mark_constant_function.
3544 (nonoverlapping_component_refs_p): Added calls to support
3545 type based aliasing.
3546 * tree-ssa-alias.c (may_alias_p,
3547 compute_flow_insensitive_aliasing): Ditto.
3548 * calls.c (flags_from_decl_or_type): Removed reference to
3550 * c-typeck.c (convert_arguments): Make builtins tolerant of having
3551 too many arguments. This is necessary for Spec 2000.
3552 * cgraph.h (const_function, pure_function): Removed.
3553 * common.opt: Added "fipa-pure-const", "fipa-reference",
3554 "fipa-type-escape", and "ftree-promote-static".
3556 * passes.c: Added ipa and tree-promote-statics passes.
3557 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3558 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3559 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3560 * tree-flow.h: Added exposed sra calls and addition of
3561 reference_vars_info field for FUNCTION_DECLS.
3562 * tree-pass.h: Added passes.
3563 * tree-sra.c: (sra_init_cache): New function.
3564 (sra_insert_before, sra_insert_after) Made public.
3565 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3567 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3568 aliasing. (may_alias_p): Added code to use type escape analysis to
3570 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3571 code to prune clobbers of static variables based on information
3572 produced in ipa-reference pass. Changed call clobbering so that
3573 statics are not marked as clobbered if the call does not clobber
3576 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3578 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3581 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3583 * doc/install.texi (*-*-solaris2*): Document recommended version
3584 of GNU binutils and mention GNU linker problem on Solaris 10.
3586 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3589 * c-decl.c (c_build_bitfield_integer_type): New function.
3590 (finish_struct): Call it.
3591 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3593 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3595 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3598 2005-07-16 Jan Hubicka <jh@suse.cz>
3600 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3601 (scale_bbs_frequencies_int): Watch roundoff errors.
3602 * predict.c (return_prediction): Initialize return_stmt.
3604 2005-07-16 Jan Hubicka <jh@suse.cz>
3606 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3607 after RTL profiling.
3609 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3612 * fold-const.c (build_range_check): Convert high/low to etype
3613 if we are only comparing against exp.
3615 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3617 Fix PR tree-optimization/22376
3618 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3620 (need_to_solve): New function.
3621 (compute_points_to_sets): Use it.
3623 2005-07-15 Jan Hubicka <jh@suse.cz>
3625 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3626 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3628 2005-07-15 Richard Guenther <rguenther@suse.de>
3630 * c-common.c (handle_flatten_attribute): New function.
3631 Add flatten function attribute.
3632 * doc/extend.texi: Document flatten function attribute.
3633 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3634 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3636 (cgraph_decide_inlining): Handle functions with flatten
3639 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3641 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3642 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3643 UNSPEC_XCHG, UNSPEC_AND): New.
3644 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3645 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3646 * config/rs6000/sync.md (FETCHOP): New code macro.
3647 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3649 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3650 (sync_compare_and_swap<mode>): Same.
3651 (sync_lock_test_and_set<mode>): Same.
3652 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3653 for QImode and HImode, and not PPC405.
3654 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3655 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3656 (sync_<fetchop>{si,di}_internal): New.
3657 (sync_nand{si,di}_internal): New.
3658 (sync_old_<fetchop>{si,di}_internal): New.
3659 (sync_old_nand{si,di}_internal): New
3660 (sync_new_<fetchop>{si,di}_internal): New.
3661 (sync_new_nand{si,di}_internal): New.
3662 (atomic_and{si,di}): New.
3663 (sync_new_nand{si,di}_internal): New.
3664 (atomic_and{si,di}): New.
3665 (sync_add<mode>_internal): Delete.
3666 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3667 (sync_sub<mode>_internal): Delte.
3668 (sync_subshort_internal): New.
3669 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3670 (sync_anddi_internal): Delete.
3671 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3672 (sync_booldi_internal): Delete.
3673 (sync_boolc<mode>_internal): Delete.
3674 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3675 (sync_boolc<mode>_internal2): Delete.
3676 (sync_boolcc<mode>_internal): Delete.
3677 (isync, lwsync): Use unspec instead of unspec_volatile.
3678 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3679 Revert UNSPEC_VOLATILE.
3680 (rs6000_split_atomic_op): New.
3681 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3683 2005-07-14 Eric Christopher <echristo@redhat.com>
3685 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3686 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3688 2005-07-14 Eric Christopher <echristo@redhat.com>
3690 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3692 2005-07-14 Steven Bosscher <stevenb@suse.de>
3694 PR tree-optimization/22230
3695 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3696 the computation of the four cross productions for "range op range".
3698 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3699 Ulrich Weigand <uweigand@de.ibm.com>
3702 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3705 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3707 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3709 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3711 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3713 2005-07-14 Richard Guenther <rguenther@suse.de>
3716 * config/i386/i386-protos.h (ix86_function_value): Change
3717 prototype to match new target hook.
3718 * config/i386/i386.c (ix86_value_regno): Change prototype
3719 to take extra type argument.
3720 (TARGET_FUNCTION_VALUE): Define.
3721 (ix86_function_ok_for_sibcall): Pass extra argument to
3722 ix86_value_regno, check return slot rtx for exact match.
3723 (ix86_function_value): Take extra parameter. Dispatch to
3724 ix86_value_regno with fndecl/fntype as provided.
3725 (ix86_value_regno): Handle extra type argument.
3726 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3728 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3729 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3730 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3731 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3732 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3734 2005-07-14 Richard Guenther <rguenther@suse.de>
3736 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3737 * calls.c (expand_call): Pass fntype to hard_function_value.
3738 (emit_library_call_value_1): Likewise.
3739 * explow.c: Include target.h.
3740 (hard_function_value): Take extra argument, the fntype.
3741 Use new target hook for function_value.
3742 * expr.h (hard_function_value): Change prototype.
3743 * function.c (aggregate_value_p): Pass 0 as fntype to
3744 hard_function_value.
3745 (assign_parms): Use new target hook for function_value.
3746 Pass 0 as fntype to hard_function_value.
3747 (expand_function_end): Likewise.
3748 * reg-stack.c: Include target.h.
3749 (stack_result): Use new target hook for function_value.
3750 * target-def.h: New target hook function_value.
3751 * target.h: Likewise.
3752 * targhooks.c (default_function_value): New function.
3753 * targhooks.h (default_function_value): Declare.
3755 2005-07-13 Ian Lance Taylor <ian@airs.com>
3757 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3759 2005-07-14 Jan Hubicka <jh@suse.cz>
3761 * tree-dfa.c (dump_variable): Use default_def function.
3762 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3763 * tree-ssa.c (verify_use): Likewise.
3764 * tree-ssanames.c (release_ssa_name): Likewise.
3765 * tree-tailcall.c (eliminate_tail_call): Likewise.
3766 (tree_optimize_tail_calls_1): Likewise.
3767 * tree-vrp.c (get_value_range): Likewise.
3769 2005-07-14 Ben Elliston <bje@au.ibm.com>
3771 * gcc.c (main): Compare language[0] with '*' when iterating over
3774 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3776 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3777 "s390_emit_compare". Add handling of CCZ1mode.
3778 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3779 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3781 (s390_branch_condition_mask): Add CCZ1mode handling.
3782 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3783 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3784 Use CCZ1mode instead of CCZmode.
3785 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3787 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3789 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3791 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3793 2005-07-13 Eric Christopher <echristo@redhat.com>
3795 * config/mips/mips.c (mips_canonicalize_comparison): New.
3796 (mips_emit_int_relational): Use.
3798 2005-07-13 Eric Christopher <echristo@redhat.com>
3800 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3802 * config/s390/s390.md: Include tpf.md. Move tpf specific
3804 * config/s390/tpf.md: To here.
3805 * config/s390/s390.opt: Move tpf specific options...
3806 * config/s390/tpf.opt: to here. Add mmain option.
3807 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3808 * config/s390/tpf.h: Rewrite.
3810 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3812 * doc/tm.texi: Remove @xref{Cross-profiling}.
3814 2005-07-13 Jeff Law <law@redhat.com>
3816 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3817 expressions, test their _DECL operands for pointer equality rather
3818 than using operand_equal_p.
3820 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3822 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3823 (TARGET_POSIX_IO): This.
3824 * config/darwin.h: Likewise.
3825 * config/freebsd.h: Likewise.
3826 * config/linux.h: Likewise.
3827 * config/lynx.h: Likewise.
3828 * config/netbsd.h: Likewise.
3829 * config/rs6000/linux64.h: Likewise.
3830 * config/rs6000/linux.h: Likewise.
3831 * config/s390/tpf.h: Likewise.
3832 * config/sh/embed-elf.h: Likewise.
3833 * config/sparc/linux64.h: Likewise.
3834 * config/sparc/linux.h: Likewise.
3835 * config/svr4.h: Likewise.
3836 * gcov-io.h: Likewise.
3838 * doc/tm.texi: Updated.
3840 * libgcov.c (create_file_directory): Defined only if
3841 TARGET_POSIX_IO is defined.
3842 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3845 2005-07-13 Jan Hubicka <jh@suse.cz>
3847 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3849 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3851 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3852 structure as argument.
3854 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3856 PR tree-optimization/21921
3857 * tree-iterator.c (tsi_link_before): Support the case when
3858 tsi_end_p (tsi) == true.
3860 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3862 PR tree-optimization/22442
3863 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3866 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3868 PR rtl-optimization/20376
3869 * toplev.c (process_options): Enable -fweb and -frename-registers when
3871 * doc/invoke.texi: Update the information about when -fweb and
3872 -frename-registers are enabled.
3874 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3877 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3878 if *rhs_p is not a SSA_NAME.
3880 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3882 Fix PR tree-optimization/22422
3883 * tree-ssa-structalias.c (struct variable_info): Add flag for
3885 (get_varinfo): Now a static function.
3886 (new_varinfo): init has_union and is_special_var to false.
3887 (solution_set_add): Check has_union.
3888 (do_da_constraint): Move temporary variable so it gets reset
3890 Also check for special variable.
3891 (do_ds_constraint): Ditto.
3892 (do_sd_constraint): Ditto.
3893 (do_structure_copy): Check for special variable.
3894 (find_func_aliases): Ditto.
3895 (init_base_vars): Set special vars properly.
3897 2005-07-13 Jan Hubicka <jh@suse.cz>
3899 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3902 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3903 (get_expr_operands): Fix thinko wrt flags and subvars.
3905 PR tree-optimize/22379
3906 * tree-inline.c (expand_call_inline): Do not output sorry in early
3909 2005-07-12 Dale Johannesen <dalej@apple.com>
3911 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3913 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3916 * host-linux.h: Include limits.h.
3918 2005-07-12 Dale Johannesen <dalej@apple.com>
3920 * expr.c (compress_float_constant): Add cost check.
3921 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3923 2005-07-12 Dale Johannesen <dalej@apple.com>
3925 * gcc.target/i386/compress-float-sse.c: New.
3926 * gcc.target/i386/compress-float-sse-pic.c: New.
3927 * gcc.target/i386/compress-float-387.c: New.
3928 * gcc.target/i386/compress-float-387-pic.c: New.
3929 * gcc.dg/compress-float-ppc.c: New.
3930 * gcc.dg/compress-float-ppc-pic.c: New.
3932 2005-07-12 Eric Christopher <echristo@redhat.com>
3934 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3936 * config/s390/s390.md: Include tpf.md. Move tpf specific
3938 * config/s390/tpf.md: To here.
3939 * config/s390/s390.opt: Move tpf specific options...
3940 * config/s390/tpf.opt: to here. Add mmain option.
3941 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3942 * config/s390/tpf.h: Rewrite.
3944 2005-07-12 Eric Christopher <echristo@redhat.com>
3946 * gcc.c (struct infile): Update comment for language.
3947 (main): Rewrite input file resetting code.
3949 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3952 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3953 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3954 (lookup_avail_expr): Use constant_boolean_node instead
3955 of boolean_false_node/boolean_true_node.
3957 2005-07-12 Ben Elliston <bje@au.ibm.com>
3959 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3960 and use it when printing num_edges.
3962 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3964 * doc/extend.texi (Blackfin Built-in Functions): New section.
3965 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3968 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3970 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3971 s/cmpstrsi/cmpstrnsi
3972 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3974 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3975 (init_optabs): Initialize cmpstrn_optab.
3976 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3977 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3978 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3979 * config/i386/i386.md: s/cmpstr/cmpstrn
3980 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3981 * doc/md.texi: Update documentation.
3983 2005-07-11 Richard Henderson <rth@redhat.com>
3985 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3986 build_va_arg_indirect_ref.
3987 (alpha_gimplify_va_arg): Likewise.
3988 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3989 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3990 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3991 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3992 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3993 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3995 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3997 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3999 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
4000 * passes.c (init_optimization_passes): Add pass_empty_loop.
4001 * tree-pass.h (pass_empty_loop): Declare.
4002 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
4003 try_remove_empty_loop, remove_empty_loops): New functions.
4004 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
4005 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
4007 2005-07-12 Peter Barada <peter@the-baradas.com>
4011 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
4012 in address registers.
4013 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
4014 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
4015 alternative of addsi3_5200.
4017 2005-07-11 Ian Lance Taylor <ian@airs.com>
4019 * config/mips/mips.md (ffs<mode>2): Remove.
4021 2005-07-11 Ian Lance Taylor <ian@airs.com>
4023 * doc/tree-ssa.texi (Cleanups): Improve description of
4025 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
4027 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4029 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4030 * tree.h (DECL_ARGUMENT_FLD): New macro.
4032 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4034 Fix PR tree-optimization/22404
4036 * tree-ssa-structalias.c (create_variable_info_for): Use
4039 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4041 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4042 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4043 for second comparison operand.
4044 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4046 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4047 (define_insn_reservation "alu"): Likewise.
4048 (csync, ssync): Now of type sync.
4049 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4050 -mcsync-anomaly -mspecld-anomaly.
4051 * config/bfin/bfin.opt (mcsync): Remove.
4052 (mcsync-anomaly, mspecld-anomaly): Add.
4053 * config/bfin/bfin.c: Include "insn-codes.h".
4054 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4055 (TARGET_DEFAULT_TARGET_FLAGS): New.
4056 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4058 2005-07-11 Steven Bosscher <stevenb@suse.de>
4060 * basic-block.h: Give the BB flags enum a name, bb_flags.
4061 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4062 * cfgcleanup.c (enum bb_flags): Remove here.
4063 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4064 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4065 (update_forwarder_flag): Likewise.
4066 (thread_jump): Likewise.
4067 (try_forward_edges): Likewise.
4068 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4069 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4070 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4072 2005-07-11 Richard Guenther <rguenther@suse.de>
4074 * config/i386/i386.opt: New target option -msseregparm.
4075 * config/i386/i386.c (override_options): Error out for
4076 -msseregparm but no SSE support.
4077 (ix86_function_sseregparm): Check for global sseregparm.
4078 * doc/invoke.texi: Document -msseregparm.
4080 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4082 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4083 (m32rle-*-linux*): Ditto.
4085 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4087 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4088 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4091 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4095 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4096 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4098 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4100 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4101 (varmap): Heapify varmap.
4102 (constraints): Heapify constraints.
4103 (struct constraint_graph): Heapify succs and preds.
4104 (constraint_vec_find): Update for heapification.
4105 (constraint_set_union): Ditto.
4106 (insert_into_complex): Ditto.
4107 (constraint_edge_vec_find): Ditto.
4108 (erase_graph_self_edge): Ditto.
4109 (add_graph_edge): Ditto.
4110 (get_graph_weights): Ditto.
4111 (merge_graph_nodes): Ditto.
4112 (build_constraint_graph): Ditto.
4113 (topo_visit): Ditto.
4114 (solve_graph): Ditto.
4115 (create_variable_info_for): Ditto.
4116 (init_base_vars): Ditto.
4117 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4118 (condese_varmap_nodes): Free complex vector.
4119 (clear_edges_for_node): Clear succs and preds vector.
4121 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4123 * tree-ssa-structalias.c (update_alias_info): Change counting of
4124 references to not include vdefs.
4126 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4128 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4131 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4133 * pa.c (pa_commutative_p): Make PLUS commutative when
4134 TARGET_NO_SPACE_REGS is true.
4136 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4138 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4139 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4140 * tree-dfa.c (dump_subvars_for): New.
4141 (debug_subvars_for): New.
4142 (dump_variable): Show subvariables if VAR has them.
4143 * tree-flow-inline.h (get_subvar_at): New.
4144 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4145 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4147 (struct subvar): Change fields offset and size to unsigned
4149 (dump_subvars_for): Declare.
4150 (debug_subvars_for): Declare.
4151 (get_subvar_at): Declare.
4152 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4153 to unsigned HOST_WIDE_INT *.
4154 (overlap_subvar): Likewise.
4155 * tree-gimple.c (is_gimple_reg): Always return false for
4156 SFTs and memory tags.
4157 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4159 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4160 (compute_may_aliases): Call compute_points_to_sets.
4161 (collect_points_to_info_for): Remove.
4162 (compute_points_to_and_addr_escape): Remove.
4163 (delete_alias_info): Call delete_points_to_sets.
4164 (compute_flow_sensitive_aliasing): If the call to
4165 find_what_p_points_to returns false, call set_pt_anything.
4166 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4167 (set_pt_anything): Clear pi->pt_vars.
4168 (set_pt_malloc): Remove.
4169 (merge_pointed_to_info): Remove.
4170 (add_pointed_to_expr): Remove.
4171 (add_pointed_to_var): Remove.
4172 (collect_points_to_info_r): Remove.
4173 (is_escape_site): Make extern.
4175 (create_overlap_variables_for): Call it.
4176 * tree-ssa-copy.c (merge_alias_info): Never merge
4177 flow-sensitive alias information.
4178 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4179 offset and size to be unsigned HOST_WIDE_INT.
4180 (add_to_addressable_set): Rename from note_addressable.
4181 Set TREE_ADDRESSABLE as the variables are added to the set.
4183 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4184 operands into VUSEs when adding V_MAY_DEFs for members in an
4186 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4187 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4188 (struct variable_info): Add bitfield is_heap_var.
4189 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4190 (new_var_info): Initialize is_heap_var.
4191 (get_constraint_for): Add HEAP variables to the symbol table.
4192 Mark them with is_heap_var.
4193 (update_alias_info): New. Taken mostly from the old
4194 compute_points_to_and_addr_escape.
4195 (handle_ptr_arith): New.
4196 (find_func_aliases): Call update_alias_info.
4197 Call handle_ptr_info for tcc_binary expressions.
4198 Call mark_stmt_modified.
4199 (create_variable_info_for): If DECL has subvars, do not create
4200 variables for its subvars. Always add all the fields.
4201 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4202 SFTs, then add all the SFTs of the structure.
4203 If VI->DECL is an aggregate with subvariables, add the SFT at
4205 (find_what_p_points_to): If VI is an artificial variable,
4206 translate to bitfields in SSA_NAME_PTR_INFO.
4207 If the solution is empty, set pi->pt_vars to NULL
4208 (init_base_vars): Create ANYOFFSET.
4209 (compute_points_to_sets): Rename from create_alias_vars.
4211 (pass_build_pta): Remove.
4212 (delete_points_to_sets): Rename from delete_alias_vars.
4213 (pass_del_pta): Remove.
4214 * tree-ssa-structalias.h (struct alias_info): Move from
4216 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4217 NUM_REFERENCES_SET): Likewise.
4218 (compute_points_to_sets, delete_points_to_sets): Declare.
4220 2005-07-09 Richard Henderson <rth@redhat.com>
4222 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4223 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4224 alpha_split_lock_test_and_set_12): New functions.
4225 * config/alpha/alpha-protos.h: Update.
4226 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4227 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4228 * config/alpha/sync.md (I12MODE): New.
4229 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4230 (sync_<fetchop_name><I48MODE>): Likewise.
4231 (sync_nand<I48MODE>): Likewise.
4232 (sync_old_<fetchop_name><I48MODE>): Likewise.
4233 (sync_new_<fetchop_name><I48MODE>): Likewise.
4234 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4235 (sync_compare_and_swap<I48MODE>): Likewise.
4236 (sync_lock_test_and_set<I48MODE>): Likewise.
4237 (sync_compare_and_swap<I12MODE>): New.
4238 (sync_compare_and_swap<I12MODE>_1): New.
4239 (sync_lock_test_and_set<I12MODE>): New.
4240 (sync_lock_test_and_set<I12MODE>_1): New.
4242 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4246 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4248 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4250 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4251 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4253 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4256 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4258 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4260 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4261 memory_operand constraint.
4262 (store_conditional_<mode>): Same.
4263 (sync_compare_and_swap<mode>): Same.
4264 (sync_lock_test_and_set<mode>): Same.
4266 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4268 Rewrite PIC support to more closely model actual instructions.
4269 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4270 (cris_symbol): Remove prototypes for removed functions.
4271 (cris_pic_symbol_type_of, cris_valid_pic_const)
4272 (cris_expand_pic_call_address): Prototypes for new functions.
4273 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4275 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4277 <case ':'>: Add case for new punctuation character.
4278 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4279 emitting (extra) PIC modifier.
4280 <case UNSPEC>: Do not assert for PLT.
4281 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4282 (cris_expand_prologue, cris_expand_epilogue): Check
4283 for pic_offset_table_rtx usage instead of taking
4284 current_function_uses_pic_offset_table as the final word.
4285 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4286 Remove flag_pic difference.
4287 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4288 the moral equivalents of...
4289 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4291 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4292 (cris_handle_option): Mark ARG as unused.
4293 (cris_expand_pic_call_address): New worker function for "call",
4295 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4296 output PIC constructs here.
4297 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4298 as symbol-specific modifers, not whole or part of operands.
4299 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4300 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4301 constants and flag_pic.
4302 (CONSTANT_INDEX_P): Adjust for new functions.
4303 (enum cris_pic_symbol_type): New helper type.
4304 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4305 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4306 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4308 ("movsi"): Emit actual instructions for GOT and relative access.
4309 ("*movsi_got_load"): New pattern to set up the register holding
4311 ("*movsi_internal"): Operand 1 is not a plain general_operand.
4312 Adjust FIXME for 'S'.
4313 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4314 Use "movs" for -fpic cases.
4315 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4316 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4317 ("call", "call_value"): Just call cris_expand_pic_call_address for
4319 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4320 Remove special pattern.
4321 ("*expanded_call_side", "*expanded_call_value_side"): New
4323 (gotplt-to-plt, gotplt-to-plt-side-call)
4324 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4326 * config/cris/cris/predicates.md
4327 ("cris_general_operand_or_gotless_symbol"): Remove unused
4329 ("cris_general_operand_or_symbol"): Adjust for new functions.
4331 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4333 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4335 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4337 * Makefile.in (TREE_H): Add treestruct.def.
4338 (c-decl.o): Add pointer-set.h
4339 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4340 visibility on regular DECL's.
4341 (merge_decls): Fix the copying of decl nodes of various types for
4342 the new structures. Don't update RTL, section name, weak status,
4343 etc, on DECL's without RTL.
4344 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4345 Don't check volatile on non-variable types.
4346 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4347 to check whether we have seen arguments.
4348 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4349 flag is checked before field (flag is common, field is not).
4350 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4351 TS_DECL_COMMON could have an origin.
4352 (add_location_or_const_value_attribute): Don't check section name
4353 on non-var/function decls.
4354 (dwarf2out_var_location): Reverse order of tests.
4355 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4356 with DECL_WRTL_CHECK.
4357 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4358 * fold-const.c (fold_binary): Don't check weakness on
4359 non-var/function decls.
4360 (tree_expr_nonzero_p): Ditto.
4361 (fold_checksum_tree): Use tree_decl_extra as sizeof
4363 * ggc-page.c (extra_order_size_table): Add sizes for
4364 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4366 * gimplify.c (gimplify_bind_expr): Only set
4367 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4368 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4370 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4371 * langhooks.h (init_ts). New langhook.
4372 * passes.c (rest_of_decl_compilation): Reverse order of tests.
4373 * print-tree.c (print_node): Update to only print fields that
4374 exist in the structures the passed decl has.
4375 * toplev.c (wrapup_global_declarations): Don't reset
4376 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4377 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4378 * tree-inline.c (remap_decl): Ditto.
4379 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4380 * tree-pretty-print.c (print_declaration): Don't print
4381 DECL_REGISTER on things that don't contain it.
4382 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4383 non-var/function decls.
4384 * tree.c (tree_contains_struct): New structure.
4385 (init_priority_for_decl): New hashtable.
4386 (tree_int_map): New structure.
4387 (tree_int_map_eq): New function.
4388 (tree_int_map_marked_p): Ditto.
4389 (tree_int_map_hash): Ditto.
4390 (tree_map): Move to tree.h.
4391 (tree_map_eq): Externalize.
4392 (tree_map_hash): Ditto.
4393 (tree_map_marked_p): Ditto.
4394 (init_ttree): Set up tree_contains_struct and call langhook.
4395 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4396 (tree_code_size): Update for new structures.
4397 (tree_node_structure): Update for new structures.
4398 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4400 (copy_node_stat): Copy init priority.
4401 (build_decl_stat): Ditto for visibility.
4402 (ts_enum_names): New.
4403 (tree_contains_struct_check_failed): New function.
4404 (decl_init_priority_lookup): Ditto.
4405 (decl_init_priority_insert): Ditto.
4406 * treestruct.def: New file.
4407 * tree.h (CODE_CONTAINS_STRUCT): New macro.
4408 (CONTAINS_STRUCT_CHECK): Ditto.
4409 (tree_contains_struct_check_failed): New prototype.
4410 (DECL_CHECK): Removed.
4411 (DECL_MINIMAL_CHECK): New.
4412 (DECL_COMMON_CHECK): Ditto.
4413 (DECL_WRTL_CHECK): Ditto.
4414 (DECL_NON_COMMON_CHECK): Ditto.
4415 (DECL_WITH_VIS_CHECK): Ditto.
4416 (VAR_OR_FUNCTION_DECL_P): Ditto
4417 (struct tree_decl_minimal): New structure.
4418 (struct tree_decl_common): Ditto.
4419 (struct tree_decl_with_rtl): Ditto.
4420 (struct tree_decl_with_vis): Ditto.
4421 (struct tree_decl_non_common): Ditto.
4422 (struct tree_field_decl): Ditto.
4423 (struct tree_parm_decl): Ditto.
4424 (struct tree_var_decl): Ditto.
4425 (struct tree_function_decl): Ditto.
4426 (struct tree_const_decl): Ditto.
4427 (struct tree_result_decl): Ditto.
4428 (union tree_node): Add new structures.
4429 * var-tracking.c (track_expr_p): Reverse order of tests.
4431 * doc/c-tree.texi: Add documentation on DECL node internal structure.
4433 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4435 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4436 * system.h: Poison FINALIZE_PIC.
4437 * doc/tm.texi (FINALIZE_PIC): Remove.
4439 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4442 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4443 to the correct type if we have a MODIFY_EXPR.
4445 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4447 PR tree-optimization/22360
4448 * tree.c (upper_bound_in_type): Fix calculations for casting
4449 to a non-wider signed type and casting a signed value to a
4450 wider unsigned type.
4451 (lower_bound_in_type): Fix calculations for casting to a
4452 non-wider signed type.
4454 PR tree-optimization/20139
4455 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
4457 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
4458 fold_cond_expr_cond.
4459 * tree-ssanames.c (release_defs): Assert in_ssa_p.
4460 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
4462 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4465 * tree-complex.c (expand_complex_libcall): Produce
4466 REALPART_EXPR/IMAGPART_EXPR with the correct type.
4468 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4470 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4471 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4472 b" assert and inserted fastpath code for this case.
4473 (bitmap_ior): Removed "a != b" assert.
4475 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4477 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4478 (ENDFILE_SPEC): Likewise.
4479 * config/m32r/m32r.h (ASM_SPEC): Likewise.
4481 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4482 a large stack frame at epilogue.
4484 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
4486 * final.c: Include sdbout.h when required.
4488 2005-07-07 Geoffrey Keating <geoffk@apple.com>
4490 * config.gcc (*-*-darwin*): Only one target-specific header file
4492 (powerpc-*-darwin*): Add version-specific header files.
4493 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4494 * config.in: Regenerate.
4495 * configure: Regenerate.
4496 * gcc.c: Include xregex.h.
4497 (version_compare_spec_function): New.
4498 (spec_function): Add version-compare.
4499 (replace_outfile_spec_function): Reformat comment.
4500 (compare_version_strings): New.
4501 * config/darwin-c.c (version_as_macro): New.
4502 (builtin_define): New.
4503 (darwin_cpp_builtins): New.
4504 * config/darwin-protos.h (darwin_cpp_builtins): New.
4505 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4506 (LIB_SPEC): Make unconditional, update comment.
4507 (TARGET_C99_FUNCTIONS): Define.
4508 * config/darwin.opt: Sort.
4509 (mmacosx-version-min=): New.
4510 * config/darwin7.h: Delete.
4511 * config/darwin8.h: Delete.
4512 * config/i386/darwin.h (): Call darwin_cpp_builtins.
4513 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4514 (TARGET_C99_FUNCTIONS): Define.
4515 * config/rs6000/darwin7.h: New.
4516 * config/rs6000/darwin8.h: New.
4517 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4518 (-mmacosx-version-min): Document.
4520 2005-07-07 Ian Lance Taylor <ian@airs.com>
4522 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4524 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
4527 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4529 2005-07-07 Khem Raj <kraj@mvista.com>
4531 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4532 in bytes, not words.
4534 2005-07-07 Paul Brook <paul@codesourcery.com>
4536 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4537 DEFAULT_FUNCTION_ARG_PADDING to upward.
4539 2005-07-07 Richard Henderson <rth@redhat.com>
4541 * function.c (locate_and_pad_parm): Record parameter alignment in
4542 stack_alignment_needed.
4544 2005-07-07 David Edelsohn <edelsohn@gnu.org>
4546 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4547 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4548 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4549 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4550 (define_attr "type"): Add isync, sync, load_l, store_c.
4551 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4552 Create scratch volatile MEM.
4553 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
4555 (load_locked_<mode>): New.
4556 (store_conditional_<mode>): New.
4557 (sync_compare_and_swap<mode>): Replace with splitter.
4558 (sync_lock_test_and_set<mode>): Replace with splitter.
4559 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4561 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
4562 is ics. Attribute isync.
4563 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
4565 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4566 and UNSPECV_SYNC_OP.
4567 (emit_unlikely_jump): New.
4568 (emit_load_locked): New.
4569 (emit_store_conditional): New.
4570 (rs6000_split_compare_and_swap): New.
4571 (rs6000_split_lock_test_and_set): New.
4572 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4573 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4574 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4575 rs6000_split_lock_test_and_set): Declare.
4576 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4577 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4578 store_c, isync, sync.
4580 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4582 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4583 filenames to gtyp-gen.h.
4584 (s-typ-gen): Use it in place of for loops.
4586 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4588 * hooks.c (hook_bool_rtx_int_false): New function.
4589 * hooks.h (hook_bool_rtx_int_false): Declare.
4590 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4591 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4592 * target.h (struct gcc_target): Add commutative_p member.
4593 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4594 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4595 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4596 (pa_commutative_p): New function.
4597 * jump.c (target.h): Include.
4598 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4599 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4601 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4603 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4604 (s390_expand_setmem): New.
4605 * config/s390/s390.c: Likewise.
4606 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4608 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4609 general_operand. Call new function "s390_expand_setmem".
4610 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4611 ("setmem_long", "*setmem_long"): ... this.
4613 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4615 * config/s390/s390.c: (optimization_options): Enable
4616 TARGET_MVCLE at -Os.
4617 * doc/invoke.texi: Document changes in default behaviour.
4618 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4620 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4622 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4623 defined by back-end.
4625 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4627 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4628 all sets in the pattern.
4629 * config/rs6000/rs6000.md (stack_protect_testsi,
4630 stack_protect_testdi): Likewise.
4632 2005-07-06 Jeff Law <law@redhat.com>
4634 * tree-vrp.c (simplify_using_ranges): Kill.
4635 (vrp_finalize): Remove call to simplify_using_ranges.
4636 (simplify_stmt_using_ranges): New function extracted from
4637 simplify_using_ranges.
4638 (simplify_div_or_mod_using_ranges): Likewise.
4639 (simplify_abs_using_ranges): Likewise.
4640 (simplify_cond_using_ranges): New function.
4641 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4642 * tree-ssa-propagate.c (substitute_and_fold): Call
4643 simplify_stmt_using_ranges if we have range information.
4645 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4647 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4648 ia64_flag_schedule_isns2.
4650 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4651 reading/writing general registers.
4652 (ia64_function_arg): Revert 2005-06-18 change.
4654 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4656 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4657 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4659 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4661 * function.c (expand_function_end): Revert part of 2005-06-27
4662 patch. Do sjlj_emit_function_exit_after after return_label.
4664 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4666 * doc/install.texi (--disable-libssp): New.
4668 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4670 * doc/invoke.texi: Update -fforce-mem documentation.
4671 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4672 code for -fforce-mem.
4673 * expmed.c: (store_bit_field,store_fixed_bit_field,
4674 extract_bit_field): Ditto.
4675 * expr.c: (convert_move): Ditto.
4676 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4677 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4678 emit_conditional_add,expand_float,expand_fix): Ditto.
4679 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4680 (common_handle_option): Issue warning when -fforce-mem specified.
4682 2005-07-06 Paul Brook <paul@codesourcery.com>
4684 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4686 * configure: Regenerate.
4688 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4690 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4692 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4694 Fix PR tree-optimization/22319
4695 Fix PR tree-optimization/22140
4696 Fix PR tree-optimization/22310
4698 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4699 variable sized types.
4700 Use correct type for intermediate structure on *a = *b structure
4703 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4705 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4707 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4708 (machine_function): Move typedef to...
4709 * config/rs6000/rs6000.c (machine_function): ... here. Add
4710 varargs_save_offset field.
4711 (rs6000_stack_t): Remove varargs_size field.
4712 (setup_incoming_varargs): Allocate varargs save area using
4713 assign_stack_local, try to make it as small as possible.
4714 Save offset from virtual_stack_vars_rtx to the save area
4715 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4716 instead of magic 8 when fp word byte size is used.
4717 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4718 instead of -RS6000_VARARGS_SIZE.
4719 (rs6000_stack_info, debug_stack_info,
4720 rs6000_initial_elimination_offset): Remove all traces of
4722 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4723 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4724 RS6000_VARARGS_AREA.
4726 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4728 PR tree-optimization/21963
4729 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4730 constant_multiple_of in the same way get_computation_cost_at does.
4732 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4734 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4735 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4736 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4737 and return its previous value.
4738 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4739 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4741 (stack_protect_set, stack_protect_test): New expanders.
4742 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4743 stack_protect_testdi): New insns.
4744 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4745 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4747 2005-07-06 Jeff Law <law@redhat.com>
4749 * tree-ssa-dce.c (cfg_altered): New global.
4750 (tree_dce_init): Initialize cfg_altered.
4751 (remove_dead_stmt): If we remove an edge in the CFG, then set
4753 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4756 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4758 * Makefile.in (stamp-collect-ld): Use
4759 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4760 ./collect-ld if it already exists.
4761 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4762 Don't remove ./nm if it already exists.
4764 2005-07-05 Devang Patel <dpatel@apple.com>
4766 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4767 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4768 * tree-vectorizer.c (vect_loop_location): New.
4769 (vect_print_dump_info): Use vect_loop_location.
4770 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4771 (vectorize_loops): Set vect_loop_location.
4772 * tree-vect-analyze.c (vect_analyze_offset_expr,
4773 vect_determin_vectorization_factor, vect_analyze_operations,
4774 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4775 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4776 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4777 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4778 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4779 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4780 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4781 vect_analyze_loop): Adjust vect_print_dump_info API.
4782 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4783 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4784 vect_finish_stmt_generation, vectorizable_assignment,
4785 vectorizable_operation, vectorizable_store, vectorizable_load,
4786 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4787 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4788 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4789 vect_transform_loop): Same.
4790 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4791 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4794 2005-07-05 Randolph Chung <tausq@debian.org>
4796 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4797 * configure: Regenerate.
4798 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4799 (pa_tls_referenced_p): Declare.
4800 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4801 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4802 (legitimize_tls_address): New.
4803 (hppa_legitimize_address): Handle TLS addresses.
4804 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4805 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4806 (emit_move_sequence): Handle TLS addresses.
4807 (pa_encode_section_info): Call default handler to handle common
4809 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4810 (CONSTANT_ADDRESS_P): Reject TLS operands.
4811 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4812 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4813 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4814 (UNSPEC_TLSLE): Define new constants.
4815 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4816 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4817 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4818 (tie_symbolic_operand, tle_symbolic_operand): New
4820 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4822 * aclocal.m4: Update macros for autoconf 2.59 style.
4823 * configure.ac: Likewise.
4825 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4827 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4828 (function_arg): Pass small aggregates in general registers on 32-bit
4830 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4832 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4834 * Makefile.in (final.o): Fix dependencies.
4836 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4840 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4841 * langhooks.c (lhd_expr_to_decl): New.
4842 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4844 (LANG_HOOKS_INITIALIZER): Update.
4845 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4846 expr_to_decl langhook.
4847 * c-tree.h (c_expr_to_decl): Declare.
4848 * c-typeck.c (c_expr_to_decl): New.
4849 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4851 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4853 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4856 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4857 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4859 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4861 * Makefile.in: Adjust dependencies.
4862 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4863 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4864 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4865 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4866 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4867 rest_of_compilation.
4869 * bb-reorder.c (gate_duplicate_computed_gotos,
4870 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4871 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4872 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4873 pass_partition_blocks): New.
4874 * bt-load.c (gate_handle_branch_target_load_optimize,
4875 rest_of_handle_branch_target_load_optimize,
4876 pass_branch_target_load_optimize): New.
4877 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4879 * cfglayout.c (pass_insn_locators_initialize): New.
4880 * cfgrtl.c (pass_free_cfg): New.
4881 * combine.c (gate_handle_combine, rest_of_handle_combine,
4883 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4884 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4885 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4886 * except.c (pass_set_nothrow_function_flags,
4887 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4889 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4890 rest_of_handle_shorten_branches, pass_shorten_branches,
4891 rest_of_clean_state, pass_clean_state): New.
4892 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4893 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4894 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4896 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4897 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4898 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4899 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4901 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4902 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4903 pass_rtl_ifcvt, gate_handle_if_after_combine,
4904 rest_of_handle_if_after_combine, pass_if_after_combine,
4905 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4906 pass_if_after_reload): New.
4907 * integrate.c (pass_initial_value_sets): New.
4908 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4909 pass_purge_lineno_notes): New.
4910 * mode-switching.c (rest_of_handle_mode_switching,
4911 pass_mode_switching): New.
4912 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4913 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4915 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4916 pass_loop_optimize): New.
4917 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4919 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4921 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4922 pass_postreload_cse): New.
4923 * profile.c (gate_handle_profiling, pass_profiling,
4924 rest_of_handle_branch_prob, pass_branch_prob): New.
4925 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4926 pass_split_before_regstack, gate_handle_split_before_regstack,
4927 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4928 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4929 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4930 pass_stack_regs): New.
4931 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4932 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4933 pass_stack_adjustments): New.
4934 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4935 pass_regrename): New.
4936 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4937 pass_delay_slots, gate_handle_machine_reorg,
4938 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4939 * rtl.h (extern void purge_line_number_notes): New.
4940 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4941 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4943 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4945 * value-prof.c (gate_handle_value_profile_transformations,
4946 rest_of_handle_value_profile_transformations,
4947 pass_value_profile_transformations): New.
4948 * var-tracking.c (gate_handle_var_tracking,
4949 pass_variable_tracking): New.
4950 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4952 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4953 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4954 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4955 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4956 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4957 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4958 rest_of_handle_gcse2, rest_of_handle_regmove,
4959 rest_of_handle_tracer, rest_of_handle_if_conversion,
4960 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4961 rest_of_handle_web, rest_of_handle_branch_prob,
4962 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4963 rest_of_handle_jump_bypass, rest_of_handle_combine,
4964 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4965 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4966 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4967 rest_of_handle_mode_switching, rest_of_handle_jump,
4968 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4969 rest_of_handle_flow2, rest_of_handle_jump2,
4970 rest_of_handle_peephole2, rest_of_handle_postreload,
4971 rest_of_handle_shorten_branches, rest_of_clean_state,
4972 rest_of_compilation): Remove.
4974 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4975 * passes.c (dump_flags, in_gimple_form, all_passes,
4976 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4977 register_dump_files, next_pass_1, last_verified, execute_todo,
4978 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4979 from tree-optimize.c.
4980 (init_optimization_passes): Moved from tree-optimize.c,
4981 adding the RTL optimizations.
4982 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4983 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4984 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4985 register_dump_files, next_pass_1, last_verified, execute_todo,
4986 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4987 init_tree_optimization_passes, ipa_passes): Delete.
4988 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4990 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4991 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4993 (ipa_passes): Remove.
4994 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4995 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4996 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4997 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4998 (dump_info_p, dump_flag): Moved to tree-dump.h.
5000 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
5002 * passes.c (finish_optimization_passes): Use dump_begin
5003 and dump_end, TDI_end.
5004 (gate_rest_of_compilation): New.
5005 (pass_rest_of_compilation): Use it.
5006 (gate_postreload, pass_postreload): New.
5007 * toplev.c (general_init): Rename init_tree_optimization_passes.
5008 * toplev.h (init_tree_optimization_passes): Rename to
5009 init_optimizations_passes.
5010 * tree-dump.c (dump_flag): Make static.
5011 (dump_files): Remove RTL dumps.
5012 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
5013 pass_cleanup_cfg, pass_free_cfg_annotations,
5014 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
5015 pass_init_datastructures, pass_fixup_cfg): Make non-static.
5016 * tree-pretty-print.c: Include tree-pass.h.
5017 * cgraph.c: Include tree-dump.h.
5019 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5021 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
5022 Only fall back to saying it points to readonly memory if
5025 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5027 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
5028 * config/m32r/m32r.c (m32r_compute_frame_size,
5029 m32r_expand_prologue): Take current_function_profile into
5030 account whenever we reference
5031 current_function_uses_pic_offset_table.
5032 (m32r_finalize_pic): Remove.
5033 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5035 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5037 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5038 instead of $<. Don't remove ./as if it already exists.
5040 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5043 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5044 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5045 for complex modes when generating code for PA 1.0.
5046 (VALID_FP_MODE_P): New macro.
5047 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5048 sets for all general and floating point modes. Align wide floating
5049 point modes to even register boundaries to comply with architectural
5051 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5052 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5053 (VALID_FP_MODE_P): New macro.
5054 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5055 sets for all general and floating point modes. Align wide floating
5056 point modes to even register boundaries to comply with architectural
5059 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5061 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5064 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5066 * tree-ssa-structalias.c: Don't include expr.h.
5068 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5070 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5073 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5075 Fix PR tree-optimization/22279
5077 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5080 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5082 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5084 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5086 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5087 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5088 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5089 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5090 config/stormy16/stormy16.c, config/v850/v850.c,
5091 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5092 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5093 Avoid "." or "\n" at end of diagnostics and capital letters at
5094 start of diagnostics.
5095 * combine.c, cse.c: Don't translate dump file output.
5096 * toplev.c (print_version): Only translate output if going to
5099 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5101 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5102 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5105 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5107 * pa.c (fix_range): Fix typo in comment.
5109 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5111 * tree-vrp.c (extract_range_from_assert): Replace
5112 fold (build (...)) with fold_build2.
5114 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5116 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5117 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5118 (format_types_orig, handle_format_attribute): Add support for
5121 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5123 * varasm.c (assemble_variable): Fix format specifier thinko.
5125 2005-07-03 Ira Rosen <irar@il.ibm.com>
5127 PR tree-optimization/22029 (and 22135)
5128 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5129 a phi node before calling dump_vops.
5131 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5133 * tree-dump.h (dump_string_field): Declare.
5134 * tree-dump.c: Use it instead of dump_string.
5135 (dump_string_field): Make non-static.
5137 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5139 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5140 up the minimal CFG stuff always when optimize > 0. Call
5141 split_all_insns_noflow in PIC case if needed.
5143 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5144 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5147 * c-decl.c (c_write_global_declarations): Dump contents of
5149 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5150 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5151 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5152 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5155 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5157 * c-common.h (GCC_DIAG_STYLE): Define.
5158 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5159 version for format checking to 4.1.
5160 * c-format.c: Include toplev.h after c-common.h.
5161 (enum format_type): Add gcc_tdiag_format_type.
5162 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5163 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5164 (format_types_orig): Add gcc_tdiag.
5165 (init_dynamic_diag_info): Support gcc_tdiag formats.
5166 (handle_format_attribute): Likewise.
5167 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5168 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5169 version for format checking to 4.1.
5170 (warning0, warning, error, pedwarn, sorry): Use
5172 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5173 (finish_aliases_1): Do not use %qE.
5174 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5175 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5176 Correct format bugs.
5177 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5178 parameter to unsigned HOST_WIDE_INT.
5179 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5181 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5184 * expr.c (write_complex_part): Use adjust_address for MEM.
5185 (read_complex_part): Same.
5187 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5189 Fix PR tree-optimization/22280
5191 * tree-sra.c (generate_element_init): Remove useless loop.
5193 2005-07-02 Richard Henderson <rth@redhat.com>
5195 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5197 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5199 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5202 * fold-const.c (fold_binary): Handle the return value of
5203 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5204 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5206 2005-07-02 Jeff Law <law@redhat.com>
5208 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5209 a eliminate type conversion which feeds an equality comparison
5210 if the original type or either operand in the comparison is a
5213 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5215 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5216 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5218 * config/avr/avr.c: Do not use '`' as left quote.
5219 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5220 Remove "." from end of diagnostics. Make diagnostics start with
5223 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5224 Joseph S. Myers <joseph@codesourcery.com>
5226 * toplev.c (default_tree_printer): Handle setting location with
5228 * c-objc.common.c (c_tree_printer): Likewise.
5229 * c-format.c (gcc_diag_flag_specs): Add '+'.
5230 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5231 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5233 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5234 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5235 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5236 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5237 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5238 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5239 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5240 format arguments where %J is used without %D.
5242 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5244 * gcc.c (LINK_SSP_SPEC): Define.
5245 (link_ssp_spec): New variable.
5246 (LINK_COMMAND_SPEC): Add %(link_ssp).
5247 (static_specs): Add link_ssp_spec.
5248 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5249 * configure: Rebuilt.
5250 * config.in: Rebuilt.
5252 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5253 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5254 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5255 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5256 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5257 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5258 -0x7008(2) instead of reading __stack_chk_guard variable.
5259 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5261 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5262 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5263 if TARGET_THREAD_SSP_OFFSET is defined.
5264 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5265 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5268 2005-06-27 Richard Henderson <rth@redhat.com>
5269 * libgcc-std.ver (GCC_4.1.0): New.
5270 * libgcc.h (__stack_chk_guard): Declare.
5271 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5272 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5273 * mklibgcc.in (lib2funcs): Add them.
5275 2005-07-01 Richard Henderson <rth@redhat.com>
5277 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5278 void * before struct sigcontext *.
5279 (x86_fallback_frame_state): Likewise.
5281 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5283 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5285 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5288 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5289 we check for SSA_NAME for.
5291 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5293 Fix PR tree-optimization/22071
5295 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5297 (get_constraint_for_component_ref): Use it.
5299 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5302 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5303 print out the last new line.
5305 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5307 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5308 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5309 * config/cris/cris.c (cris_conditional_register_usage): Adjust
5310 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5311 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5312 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5313 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5314 (enum reg_class): New member CC0_REGS.
5315 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5316 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5317 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5318 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5319 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5320 Adjust for register now described.
5322 2005-07-01 Jakub Jelinek <jakub@redhat.com>
5325 * config/i386/i386.md (stack_protect_test_si,
5326 stack_protect_test_di): Add earlyclobber for scratch 3.
5327 * config/rs6000/rs6000.md (stack_protect_testsi,
5328 stack_protect_testdi): Add earlyclobber for scratch 3,
5329 remove earlyclobber from scratch 4.
5331 Older entries for 2005 can be found in ChangeLog-2005.
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