1 2005-08-31 Richard Henderson <rth@redhat.com>
4 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5 (fixup_eh_region_note): New.
6 (reload_as_needed): Call it.
7 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
8 don't call find_many_sub_basic_blocks; call verify_flow_info.
9 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
10 (keep_stack_depressed): Likewise.
11 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
13 2005-08-31 Richard Henderson <rth@redhat.com>
15 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
18 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
20 * expr.c (expand_expr_real_1): Compare size of address
21 mode to target's address mode size in deciding expansion of
24 2005-08-31 Richard Guenther <rguenther@suse.de>
27 * expr.c (all_zeros_p): New function.
28 (expand_expr_real_1): Handle the case of an all-zero
29 non-addressable constructor separately.
31 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
33 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
34 arguments, adjust all callers.
35 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
37 2005-08-30 Richard Henderson <rth@redhat.com>
40 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
41 whenever the mode sizes match.
43 2005-08-31 Alan Modra <amodra@bigpond.net.au>
45 * calls.c (load_register_parameters): Fix comment typo.
46 * expr.c (emit_push_insn): Comment formatting.
48 2005-08-30 Ian Lance Taylor <ian@airs.com>
50 * config/i386/x-cygwin (host-cygwin): Change dependency from
51 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
53 2005-08-29 Geoffrey Keating <geoffk@apple.com>
55 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
58 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
61 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
64 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
67 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
68 beginning. Remove $(INCLUDES) from all the rules, if following
69 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
71 2005-08-29 Jakub Jelinek <jakub@redhat.com>
74 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
75 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
76 not constant, but maxlen is, don't set len to maxlen, rather
77 set maxlen to len if len is a constant.
79 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
81 PR tree-optimization/23475
82 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
85 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
87 Fix PR middle-end/22455
89 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
90 Checksum only the parts of the tree that exist for the tree code.
92 2005-08-28 Dale Johannesen <dalej@apple.com>
94 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
96 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
98 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
100 2005-08-28 Richard Henderson <rth@redhat.com>
102 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
103 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
106 2005-08-28 Jakub Jelinek <jakub@redhat.com>
109 * builtins.c (get_memory_rtx): Don't strip nops
110 in between COMPONENT_REFs.
112 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
115 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
117 (gimplify_modify_expr): Check for zero sized types and gimplify the
118 rhs and lhs as statements.
120 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
123 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
124 state for return address column of signal frames.
126 2005-08-27 David Edelsohn <edelsohn@gnu.org>
129 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
130 bytes >= 2 not bytes == 2.
131 (expand_block_move): Same.
133 2005-08-27 Richard Guenther <rguenther@suse.de>
136 * config/i386/sse.md (sse2_movsd): Add missing closing
139 2005-08-27 Paul Brook <paul@codesourcery.com>
141 * genrecog.c (enum decision_type): Add DT_num_insns.
142 (struct decision_test): Add u.num_insns.
143 (add_to_sequence): Add DT_num_insns test.
144 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
145 (write_cond, debug_decision_2): Ditto.
146 (change_state): Assume peep2_next_insn never fails.
147 Remove "afterward" argument.
148 (write afterward, write_tree): Update to match.
149 * recog.c (peep2_current_count): New variable.
150 (peep2_next_insn): Check it.
151 (peephole2_optimize): Set peep2_current_count.
152 * recog.h (peep2_current_count): Declare.
154 2005-08-26 Josh Conner <jconner@apple.com>
157 * ipa-pure-const.c (check_tree): Check for volatile-ness
158 when considering a dereference.
160 2005-08-27 Jakub Jelinek <jakub@redhat.com>
162 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
164 2005-08-26 Jakub Jelinek <jakub@redhat.com>
166 PR rtl-optimization/23561
167 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
168 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
169 at most LEN bytes long memory fits into the field.
170 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
171 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
172 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
174 2005-08-26 Richard Henderson <rth@redhat.com>
177 * loop.c (biased_biv_may_wrap_p): New.
178 (maybe_eliminate_biv_1): Use it to suppress non-equality
179 comparison transformations. Delete disabled code.
181 2005-08-26 Ian Lance Taylor <ian@airs.com>
183 * combine.c (make_extraction): Avoid reference outside object.
185 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
187 * stor-layout.c (finalize_type_size): Restore behaviour for
188 non-aggregate types to the status quo ante of the patch for
189 pr 23467. Document why it matters.
191 2005-08-26 Jakub Jelinek <jakub@redhat.com>
194 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
195 array by one element, initialize the BT_LAST element with NULL.
197 2005-08-26 David Edelsohn <edelsohn@gnu.org>
199 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
202 (compare_plus_eqsi): Same.
203 (plus_eqsi_compare): Same.
204 (neg_eq0<mode>): Same.
205 (neg_eq<mode>): Same.
207 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
210 2005-08-26 Nick Clifton <nickc@redhat.com>
212 * config/v850/v850.c (ep_memory_operand): Return FALSE if
213 TARGET_EP is not defined.
214 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
215 TARGET_EP is enabled.
216 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
217 * config/v850/v850.md (save_all_interrupt): Only use the EP
218 register if TARGET_EP is defined.
219 (restore_all_interrupt): Likewise.
220 * config/v850/lib1funcs.asm: Update functions so that the EP
221 register is only used if __EP__ is defined.
223 2005-08-26 David Ung <davidu@mips.com>
225 * config/mips/mips.c (mips_expand_prologue): Handle case when
226 generating for MIPS16 and the outgoing argument area is more than
227 SMALL_OPERAND. Use the frame pointer as temporary to generate the
230 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
232 * config/crx/crx.md: Make doloop_end pattern usage controllable
233 via mloop-nesting=<max-nesting> command line switch. Make sure
234 the combiner cannot use doloop_end_<mode> in an illegal way.
235 * config/crx/crx.c: Use regs up to r6 for argument passing.
236 Refine crx_address_cost (non cst4 displacements are expensive).
237 * config/crx/crx.opt: Add switch for mloop-nesting=.
239 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
241 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
242 (UNSPEC_MVST): New constant.
244 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
246 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
247 Reject operands containing eliminable registers.
248 * testsuite/gcc.dg/20050825-1.c: New testcase.
250 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
251 Jan Hubicka <jh@suse.cz>
253 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
255 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
257 PR tree-optimization/23546
258 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
261 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
263 * params.def (PARAM_MIN_SPEC_PROB): New.
264 * sched-rgn.c (MIN_PROBABILITY): Delete.
265 (compute_trg_info): Convert to PARAM_VALUE.
266 * doc/invoke.texi (param): Document min-spec-prob.
268 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
270 * config/darwin.h: define __PIC__
271 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
272 TARGET_OS_CPP_BUILTINS macro.
274 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
276 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
279 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
281 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
283 * cfghooks.c (duplicate_block): Added position where to place
284 new block as argument.
285 * cfghooks.h (duplicate_block): Declaration changed.
286 * cfglayout.c (copy_bbs): Add argument after. Pass it to
288 * cfglayout.h (copy_bbs): Declaration changed.
289 * cfgloop.h (loop_version): Declaration changed.
290 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
291 position to copy_bbs.
292 (loop_version): Pass position to duplicate_loop_to_header_edge.
293 Add place_after argument and position new blocks according to
295 * modulo-sched.c (sms_schedule): Pass place_after argument
297 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
298 * tree-cfg.c (split_edge_bb_loc): New function.
299 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
300 to determine position of new blocks.
301 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
303 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
304 argument to duplicate_block.
305 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
306 Pass position to copy_bbs.
308 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
310 * fold-const.c (ptr_difference_const): Use
311 cst_and_fits_in_hwi instead of host_integerp.
313 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
315 * config/darwin.c (gen_pic_offset): New.
316 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
319 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
321 PR tree-optimization/23486
322 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
324 2005-08-23 Phil Edwards <phil@codesourcery.com>
326 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
328 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
330 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
331 configuration files to override the default value.
333 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
334 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
335 * config/vx-common.h: New file, split out from...
336 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
337 * config/vxworksae.h: New file, for VxWorks AE.
338 * config/vxworks.opt: New file.
339 * config/vxlib.c: Update for VxWorks 6.
341 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
342 other MULTILIB_* variables appropriately.
343 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
344 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
345 * config/rs6000/vxworks.h: Update for VxWorks 6.
346 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
348 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
351 * config/darwin.c (machopic_select_section): Remove the hack to
352 mark "::operator new" and "::operator delete" for coalescing
353 even though they are not weak.
355 2005-08-24 Alan Modra <amodra@bigpond.net.au>
357 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
358 * configure: Regenerate.
360 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
363 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
365 * convert.c (convert_to_integer, convert_to_vector): Likewise.
366 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
369 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
371 * config/rs6000/predicates.md (equality_operator): New.
372 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
373 comparison with a large constant.
375 2005-08-23 Mark Mitchell <mark@codesourcery.com>
377 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
379 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
381 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
382 registers is even, and we have a hardware double precision fp,
384 (sh_gimplify_va_arg_expr): For floating point arguments, consider
385 size of current argument when checking if argument was passed in
388 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
391 * stor-layout.c (finalize_type_size): Dont override
392 existing alignment with a smaller alignment from the mode.
394 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
396 * lambda-code.c (lambda_vector_lexico_pos): Moved...
397 * lambda.h (lambda_vector_lexico_pos): ... here.
398 * tree-data-ref.c (build_classic_dist_vector): Return false when
399 the distance vector is lexicographically negative.
401 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
403 PR tree-optimization/23511
404 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
405 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
407 2005-08-23 Jakub Jelinek <jakub@redhat.com>
409 PR tree-optimization/22043
410 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
411 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
412 If ALLOW_FLEXARR, handle types ending with flexible array member.
413 Pass false as second argument to recursive count_type_elements calls.
414 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
415 argument to count_type_elements call.
416 * tree-sra.c (decide_block_copy): Likewise.
417 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
418 for a constant-sized object, set cleared as well. Pass true as
419 second argument to count_type_elements call.
421 2005-08-23 Alan Modra <amodra@bigpond.net.au>
424 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
425 from legitimate_small_data_p, and make global. Update use.
426 Remove forward declaration.
427 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
429 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
431 2005-08-23 David Edelsohn <edelsohn@gnu.org>
433 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
434 of scratch intermediates.
435 (eq<mode>_compare): Same.
436 (neg_eq0<mode>): New.
437 (neg_eq<mode>): Convert to define_insn_and_split.
439 2005-08-23 Alan Modra <amodra@bigpond.net.au>
442 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
443 stdarg functions, set/clear the fp marker even when no variable
445 * config/rs6000/sysv4.opt (mprototype): Describe.
447 2005-08-22 Jakub Jelinek <jakub@redhat.com>
449 PR rtl-optimization/23478
450 * regs.h (reg_info): Add throw_calls_crossed.
451 (REG_N_THROWING_CALLS_CROSSED): Define.
452 * flow.c (allocate_reg_life_data): Initialize
453 REG_N_THROWING_CALLS_CROSSED.
454 (propagate_one_insn, attempt_auto_inc): Update
455 REG_N_THROWING_CALLS_CROSSED.
456 * global.c (global_alloc): Don't allocate pseudos across
457 calls that may throw.
459 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
462 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
463 value is inbetween the range if we did not find an exact match.
465 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
467 * doc/invoke.texi (Option Summary): Add ms1 options.
468 * doc/extend.texi: Document interrupt handler attribute for ms1.
469 * doc/md.texi: Document ms1 constraints.
470 * config.gcc: Add ms1-*-elf.
471 * config/ms1/ms1.h: New.
472 * config/ms1/ms1.c: New.
473 * config/ms1/ms1.md: New.
474 * config/ms1/ms1-protos.h: New.
475 * config/ms1/ABI.txt: New.
476 * config/ms1/crti.asm: New.
477 * config/ms1/crtn.asm: New.
478 * config/ms1/lib2extra-funcs.c: New.
479 * config/ms1/t-ms1: New.
480 * config/ms1/ms1.opt: New.
482 2005-08-22 Ira Rosen <irar@il.ibm.com>
484 * config/rs6000/altivec.md (xorv4sf3): New.
485 (negv4sf2, neg<mode>2): Likewise.
487 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
490 * config/ia64/ia64.md (divsi3): Check divide by zero.
495 2005-08-21 Jakub Jelinek <jakub@redhat.com>
497 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
498 up to elem_bitsize bits, not max_bitsize.
500 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
502 PR tree-optimization/23433
503 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
504 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
506 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
508 PR tree-optimization/23434
509 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
510 the iteration bound is not an INTEGER_CST.
512 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
514 * tree-vect-transform.c (get_initial_def_for_reduction): Set
515 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
516 NULL if need_epilog_adjust is false.
517 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
518 Case 3 always peels first itration, not just for PLUS case, and no need
519 to use scalar_initial_def here. Create an epilog adjustment only if
520 scalar_initial_def is not NULL.
522 (vectorizable_reduction): Remove assert.
524 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
527 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
528 (__moddi3): Likewise.
529 (__udivdi3): Likewise.
530 (__umoddi3): Likewise.
531 (__divsi3): Likewise.
532 (__modsi3): Likewise.
533 (__udivsi3): Likewise.
534 (__umodsi3): Likewise.
536 2005-08-20 Jakub Jelinek <jakub@redhat.com>
538 * tree-pass.h (TDF_GRAPH): Define.
539 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
540 * passes.c (finish_optimization_passes): Only call
541 finish_graph_dump_file if TDF_GRAPH is set.
542 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
543 NULL. Set TDF_GRAPH bit.
544 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
546 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
548 * arm.h (arm_stack_offsets): Add locals_base field.
549 * arm.c (arm_get_frame_offsets): Compute it.
550 (thumb_compute_initial_elimination offset): Make the Thumb frame
551 pointer point to the base of the local variables.
552 (thumb_expand_prologue): Update accordingly.
553 (thumb_expand_epilogue): Likewise.
555 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
556 mode of clobbered scratch to DImode. Handle a case that's known to
559 2005-08-19 David Edelsohn <edelsohn@gnu.org>
561 * config/rs6000/rs6000.md (gt0<mode>): Delete.
562 (gt0<mode>_compare): Delete.
563 (neg_gt0<mode>): Delete.
565 2005-08-19 Eric Christopher <echristo@apple.com>
567 * optabs.h: Change CTI_ to COI_.
570 2005-08-19 James E Wilson <wilson@specifix.com>
572 * builtins.c (expand_builtin_return_addr): Set
573 current_function_accesses_prior_frames when count != 0. Use
574 frame_pointer_rtx when count == 0.
575 * function.h (struct function): Add accesses_prior_frames field.
576 (current_function_accesses_prior_frames): Define.
577 * reload1.c (init_elim_table): Check
578 current_function_accesses_prior_frames.
579 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
581 2005-08-19 Diego Novillo <dnovillo@redhat.com>
583 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
584 indicator. Return true if the flowgraph changed during
587 2005-08-19 Diego Novillo <dnovillo@redhat.com>
590 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
591 conditional expression before testing its value.
593 2005-08-19 Diego Novillo <dnovillo@redhat.com>
595 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
597 2005-08-19 Devang Patel <dpatel@apple.com>
599 PR tree-optimization/23048
600 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
601 third parameter. Check whether latch is dominated by exit
603 (if_convertible_loop_p): Supply exit block itself to
606 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
609 * arm.md (arm_load_pic_register): Change argument to the mask of
610 saved registers. Call thumb_find_work_register if we need a
611 scratch register on Thumb.
612 (arm_expand_prologue): Pass empty register set to
613 arm_load_pic_register.
614 (thumb_expand_prologue): Pass live_regs_mask directly to
615 arm_load_pic_register.
616 * arm-protos.h (arm_load_pic_register): Update prototype.
618 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
620 * sh.c (find_sole_member): New function.
621 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
622 if the record's alignment is larger than the size of its only member.
624 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
627 * arm.c (thumb_legitimize_reload_address): New function.
628 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
629 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
631 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
633 * config/crx/crx.c: Implement crx_decompose_address. Reject
634 symbolic displacements since CRX register relative adressing
635 mode can't handle unsigned 32-bit values as displacements.
636 * config/crx/crx.h: Simplify definitions, remove redundant
637 parenthesis and obsolete macros.
638 * config/crx/crx.opt: Add new switch for debugging addresses.
639 * config/crx/crx-protos.h: Add new declarations for above.
641 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
644 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
647 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
649 * collect2.c (dup2): Delete.
650 * configure.ac: Don't check for dup2.
652 * config.in, configure: Regenerate.
654 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
656 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
657 record with the type of its only member.
659 2005-08-18 David Edelsohn <edelsohn@gnu.org>
661 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
662 define_insn_and_split.
663 (plus_ltu<mode>_compare): Same.
664 (gtu<mode>_compare): Same.
665 (plus_gtu<mode>_compare): Same.
667 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
669 PR tree-optimization/22228
670 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
672 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
673 are recorded in vect_vnames_to_rename for renaming.
674 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
675 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
676 in vect_vnames_to_rename.
677 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
678 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
680 2005-08-18 Jan Hubicka <jh@suse.cz>
683 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
684 info only for local statics, not for member variables.
686 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
688 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
690 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
692 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
694 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
697 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
699 2005-08-17 James E Wilson <wilson@specifix.com>
701 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
704 2005-08-17 David Edelsohn <edelsohn@gnu.org>
706 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
707 (leu<mode>_compare): Same.
708 (plus_leu<mode>): Same.
709 (neg_leu<mode>): Same.
710 (and_neg_leu<mode): Same.
711 (ltu<mode>_compare): Same.
712 (plus_ltu<mode>): Same.
714 (geu<mode>_compare): Same.
715 (plus_geu<mode>): Same.
716 (neg_geu<mode>): Same.
717 (and_neg_geu<mode>): Same.
718 (plus_gt<mode>): Same.
719 (gtu<mode>_compare): Same.
720 (plus_gtu<mode>): Same.
722 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
724 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
725 Move call_table_data to end. Delete spurious .text.
726 (callt_save_all_interrupt): Fix comment typo.
728 2005-08-17 James E Wilson <wilson@specifix.com>
729 Kevin Winchester <winchester@amirix.com>
732 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
734 2005-08-17 Uros Bizjak <uros@kss-loka.si>
737 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
738 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
740 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
742 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
743 record with the type of its only member if the modes don't match.
745 * varasm.c (decode_reg_name): Skip empty additional register names.
747 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
749 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
750 lsm_tmp_name_length): New.
751 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
752 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
754 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
755 Andreas Krebbel <krebbel1@de.ibm.com>
757 * config.gcc: Added z9-109 switch.
758 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
759 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
760 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
761 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
762 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
763 for "z9_109" cpu attribute.
764 * config/s390/s390.c (z9_109_cost): New processor cost structure.
765 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
766 (s390_handle_arch_option): Added z9-109 switch.
767 (override_options): Set respective cost function for z9-109.
768 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
769 (legitimate_reload_constant_p): Accept extended immediates.
770 (print_operand): Three new output modifiers added: k, m and o.
771 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
772 (s390_output_mi_thunk): Use extended immediate when possible.
773 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
774 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
775 (CONSTRAINT_LEN): Added length of O constraint.
776 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
777 * config/s390/s390.md ("cpu"): New value z9_109 added.
778 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
779 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
780 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
781 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
782 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
783 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
784 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
785 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
786 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
787 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
788 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
789 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
790 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
791 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
792 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
794 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
795 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
796 insns for TARGET_EXTIMM.
798 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
800 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
802 2005-08-17 Nick Clifton <nickc@redhat.com>
804 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
805 Call default_encode_section_info.
807 2005-08-17 Steven Bosscher <stevenb@suse.de>
809 PR tree-optimization/21574
810 * tree-ssa-ccp.c (likely_value): If the right hand side is a
811 constant, return CONSTANT.
812 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
813 (ccp_fold, visit_assignment): Likewise.
814 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
816 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
818 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
819 fold_buildN instead of buildN then fold_initializer or fold.
820 (build_unary_op): Likewise.
821 (build_binary_op): Likewise.
822 * fold-const.c (fold_initializer): Remove.
823 (fold_build1_initializer): New function.
824 (fold_build2_initializer): New function.
825 (fold_build3_initializer): New function.
826 * tree.h (fold_initializer): Remove.
827 (fold_build1_initializer): New function.
828 (fold_build2_initializer): New function.
829 (fold_build3_initializer): New function.
831 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
833 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
834 (try_move_mult_to_index): Call fold_build2 instead of build2.
835 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
836 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
837 fold_binary_to_constant.
838 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
840 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
841 check if A == gcd (A, B). Remove TYPE argument.
842 (analyze_offset) Use fold_build2 instead of fold (build.
843 (create_data_ref): Likewise.
844 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
845 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
848 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
850 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
851 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
853 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
856 * gimplify.c (zero_sized_type): New function.
857 (gimplify_modify_expr_rhs): If we have a zero sized type,
858 replace the statement with an empty statement.
860 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
862 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
865 2005-08-16 Ian Lance Taylor <ian@airs.com>
867 * doc/tm.texi (Label Output): Correct typo.
869 2005-08-16 Steven Bosscher <stevenb@suse.de>
872 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
873 force_operand will work later on using have_insn_for.
875 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
877 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
879 2005-08-16 Ian Lance Taylor <ian@airs.com>
882 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
883 vector type, don't try to construct it element by element. Add an
884 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
886 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
888 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
890 2005-08-16 Geoffrey Keating <geoffk@apple.com>
892 * doc/invoke.texi (Precompiled Headers): Document some more options
893 which are known to be safe.
895 2005-08-16 James E Wilson <wilson@specifix.com>
897 PR tree-optimization/21105
898 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
901 2005-08-16 David Edelsohn <edelsohn@gnu.org>
903 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
904 (neg_ltu<mode>): Same.
906 (neg_gtu<mode>): Same.
908 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
910 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
911 (fold_builtin_isdigit): Use fold_buildN.
912 (build_function_call_expr): Likewise.
913 * c-typeck.c (c_finish_loop): Likewise.
915 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
916 Richard Shann <rshann@superh.com>
919 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
921 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
923 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
925 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
928 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
929 arm_compure_save_reg0_reg12_mask to determine when the PIC register
932 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
935 * fold-const.c (build_range_check): Disable optimization for function
936 pointer expressions on targets that require function pointer
939 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
941 * simplify-rtx.c (simplify_const_relational_operation): When
942 extracting arguments of a COMPARE, recompute the mode as well.
944 2005-08-15 Ian Lance Taylor <ian@airs.com>
946 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
948 2005-08-15 DJ Delorie <dj@redhat.com>
950 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
952 (movsi_splittable): Allow, but split, moves to the stack.
953 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
956 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
958 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
959 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
960 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
962 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
963 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
964 Delete HOST_PTR_PRINTF.
966 * configure, config.in: Regenerate.
968 2005-08-15 David Edelsohn <edelsohn@gnu.org>
970 * config/rs6000/rs6000.md (QHSI): New mode macro.
971 (wd): Extend mode attr for QImode and HImode
972 (dbits): New mode attr.
973 (zero_extend<mode>di2): Convert to mode macro.
975 2005-08-15 Steve Ellcey <sje@cup.hp.com>
978 * doc/invoke.texi (-mgnu-ld): Update description.
981 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
984 * Makefile.in (tree-chrec.o): Depends on real.h.
985 * tree-chrec.c: Include real.h.
986 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
987 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
988 * tree-scalar-evolution.c (add_to_evolution_1,
989 interpret_rhs_modify_expr): Ditto.
991 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
994 * tree-data-ref.c (estimate_niter_from_size_of_data): When
995 step is negative compute the estimation from init downwards to zero.
997 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
999 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
1001 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1003 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
1005 (legitimate_reload_constant_p): Fix handling of lliXX operands.
1006 Accept double-word constants that can be split.
1007 * config/s390/s390.md ("movti"): Use 'P' constraint.
1008 ("*movdi_31", "*movdf_31"): Likewise.
1010 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
1012 Fix PR tree-optimization/22615
1014 * tree-ssa-structalias.c (solution_set_add): Handle
1015 first_vi_for_offset returning NULL.
1016 (do_da_constraint): Ditto.
1017 (do_sd_constraint): Ditto.
1018 (do_ds_constraint): Ditto
1019 (find_func_aliases): Ditto.
1020 (build_constraint_graph): RHS is allowed be ANYTHING.
1021 (first_vi_for_offset): Return NULL if we couldn't find anything at
1024 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
1026 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
1027 over memory as first operand.
1029 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
1032 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
1033 available for setting it.
1035 2005-08-14 Ira Rosen <irar@il.ibm.com>
1037 PR tree-optimization/23320
1038 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
1039 data-refs' types instead of base object nullness. Add check for
1040 pointer type data-refs before first location comparison. Remove
1043 2005-08-14 Andreas Schwab <schwab@suse.de>
1045 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
1047 2005-08-13 James E Wilson <wilson@specifix.com>
1049 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
1050 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
1051 -fstack-protector-all, --param ssp-buffer-size): Document.
1052 (-Wvariadic-macros): Alphabetize.
1053 (-fsched-stalled-insns-dep): Add missing 'f'.
1055 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
1058 2005-08-13 David Edelsohn <edelsohn@gnu.org>
1060 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
1061 or indirect address operand.
1062 (EXTRA_ADDRESS_CONSTRAINT): New.
1063 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
1065 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
1067 PR tree-optimization/22236
1068 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
1069 successors and predecessors.
1070 * tree-chrec.c (chrec_convert): Before converting, check that
1071 sequences don't wrap.
1072 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
1073 (analyze_array): Extern.
1074 (find_data_references_in_loop): Remove call to
1075 compute_estimated_nb_iterations.
1076 * tree-data-ref.h (analyze_array): Declared.
1077 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
1078 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
1079 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
1080 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
1082 * tree-ssa-loop-ivcanon.c: Fix documentation.
1083 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
1084 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
1085 (infer_loop_bounds_from_undefined): New.
1086 (estimate_numbers_of_iterations_loop): Use
1087 infer_loop_bounds_from_undefined.
1088 (used_in_pointer_arithmetic_p): New.
1089 (scev_probably_wraps_p): Pass an extra parameter. Call
1090 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
1091 (convert_step): Fix documentation.
1092 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
1093 Use initial_condition_in_loop_num and evolution_part_in_loop_num
1094 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
1095 scev_probably_wraps_p.
1097 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1099 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
1100 (s390_register_info): Ignore clobbered_regs information for fixed
1101 registers, and only fixed registers.
1102 (s390_init_frame_layout): Remove redundant call.
1104 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
1106 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
1107 description of -Wold-style-casts.
1109 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1110 Jakub Jelinek <jakub@redhat.com>
1112 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
1113 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
1114 * config/s390/s390.c (print_operand): New output modifier 'G' added.
1115 (get_thread_pointer): Renamed to s390_get_thread_pointer.
1116 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
1117 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
1118 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
1119 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
1120 ("stack_protect_set", "stack_protect_test"): New expanders.
1121 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
1122 "stack_protect_testdi"): New insn definitions.
1124 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1126 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
1128 2005-08-12 Paul Brook <paul@codesourcery.com>
1130 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
1132 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1134 * config/s390/predicates.md (setmem_operand): New predicate.
1135 (shift_count_operand): Accept ANDs with special constants as
1137 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
1138 with special constants.
1139 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
1140 shift_count_operand with setmem_operand.
1142 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1144 * config/s390/s390.c (s390_extract_part, s390_single_part):
1146 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
1147 (s390_output_mi_thunk): Don't use lg on 31 bit.
1148 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
1149 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
1151 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1153 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
1154 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
1155 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
1156 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
1157 with one of the new macros.
1159 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
1161 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
1162 Don't set save_return_addr_p.
1163 (s390_register_info): Make clobbered_regs not depending on
1166 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1168 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
1169 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
1171 2005-08-11 James E. Wilson <wilson@specifix.com>
1173 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
1175 2005-08-11 Jakub Jelinek <jakub@redhat.com>
1177 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
1178 locations gathered by var-tracking in single entry loc_list
1179 over loc_descriptor_from_tree.
1181 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
1182 pass it down to loc_descriptor.
1183 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
1184 (containing_function_has_frame_base): Move earlier in the file.
1185 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
1186 instead of always assuming fbreg can't be used.
1188 2005-08-11 David Edelsohn <edelsohn@gnu.org>
1190 * config/rs6000/altivec.md: Change constraint "m" to "Z".
1191 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1192 Accept address wrapped in AND for Altivec.
1193 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1194 Strip AND wrapping offset address for Altivec.
1196 2005-08-11 Richard Henderson <rth@redhat.com>
1199 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
1200 before using TYPE_IS_SIZETYPE.
1202 2005-08-11 Richard Henderson <rth@redhat.com>
1205 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
1206 insn types not present on ev4.
1207 (alphaev5_insn_pipe): Similarly.
1209 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
1212 * arm.c (arm_override_options): If the user has selected callee-super-
1213 interworking, then enable normal interworking.
1215 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1217 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
1220 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
1222 * doc/rtl.texi: Fix two typos.
1224 2005-08-11 Richard Guenther <rguenther@suse.de>
1227 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
1228 cases where we call to/from functions returning void.
1230 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
1233 * tree.c (build_pointer_type_for_mode): Robustify.
1235 2005-08-10 James E Wilson <wilson@specifix.com>
1237 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
1238 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
1240 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
1243 2005-08-10 Eric Christopher <echristo@apple.com>
1245 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
1246 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1249 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1252 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1253 for the high part when generating dynamic-no-pic code.
1255 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1257 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1258 (x86_64-*-linux*): Likewise.
1260 * config/i386/crtfastmath.c: New file.
1261 * config/i386/t-crtfm: Likewise.
1263 * config/i386/linux.h (ENDFILE_SPEC): New.
1264 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1266 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1269 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1271 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1272 (vec_shl, vec_shr): Document new operations.
1273 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1275 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1277 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1278 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1279 change predicate to indexed_or_indirect_address.
1281 2005-08-10 Richard Sandiford <richard@codesourcery.com>
1283 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1284 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1285 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1286 and __aeabi_uwrite8.
1287 * config/arm/unaligned-funcs.c: New file.
1288 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1290 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
1292 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1294 * cfglayout.c (pass_insn_locators_initialize): Add dump.
1295 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1297 * except.c (pass_convert_to_eh_region_ranges): Add dump.
1298 * final.c (pass_shorten_branches): Add dump.
1299 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1300 (pass_life): Rename dump.
1301 (rest_of_handle_flow2): Remove initial verify_flow_info.
1302 * function.c (pass_instantiate_virtual_regs): Add dump.
1303 * integrate.c (pass_initial_value_sets): Add dump.
1304 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1305 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1306 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1307 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1308 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1309 gate_rtl_unrool_and_peel_loops): New.
1310 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1311 rtl_doloop): Do not look at flags.
1312 * mode-switching.c (pass_mode_switching): Add dump.
1313 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1314 pass_split_before_regstack): Add dump.
1315 * regmove.c (pass_stack_adjustments): Add dump.
1316 * tree-optimize.c (pass_fixup_cfg): Add dump.
1318 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1321 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1322 deciding which instruction sequence to use.
1324 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1326 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1327 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1329 2005-08-09 Richard Guenther <rguenther@suse.de>
1331 * c-common.c (builtin_function_2): Remove.
1332 (def_builtin_1): New function.
1333 (c_common_nodes_and_builtins): Use def_builtin_1 to
1334 build builtin functions.
1336 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1338 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1339 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1340 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1343 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1345 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1346 fold_binary instead of fold_build2 since we don't care about the
1348 (loop_niter_by_eval): Likewise.
1349 (compare_trees): Likewise.
1350 (proved_non_wrapping_p): Likewise.
1352 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1356 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1357 if the if is really empty.
1359 2005-08-09 Steven Bosscher <stevenb@suse.de>
1361 PR tree-optimization/23234
1362 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1363 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1364 argument of the new enum.
1365 (execute_cse_reciprocals): Add reciprocals for function arguments
1366 on the unique successor edge of the entry block. Update other calls
1367 to execute_cse_reciprocals_1.
1369 2005-08-08 Richard Henderson <rth@redhat.com>
1372 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1374 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1376 * expr.c (write_complex_part): Return after handling MEM.
1378 2005-08-08 Josh Conner <jconner@apple.com>
1380 PR rtl-optimization/23241
1381 * combine.c (simplify_comparison): Fix error in determining
1382 whether to lift a subreg from comparison.
1384 2005-08-08 David Edelsohn <edelsohn@gnu.org>
1387 * config/rs6000/altivec.md (vec_init<mode>): New.
1388 (vec_set<mode>): New.
1389 (vec_extract<mode>): New.
1390 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1391 (rs6000_expand_vector_set): New.
1392 (rs6000_expand_vector_extract): New.
1393 (rs6000_legitimate_offset_address_p): Offset addresses are valid
1394 for Altivec modes before reload.
1395 (altivec_expand_vec_init_builtin): New.
1396 (get_element_number): New.
1397 (altivec_expand_vec_set_builtin): New.
1398 (altivec_expand_vec_ext_builtin): New.
1399 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1401 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1403 * config/rs6000/rs6000.h (rs6000_builtins): Add
1404 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1405 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1406 * config/rs6000/rs6000-protos.h: Declare new functions.
1408 2005-08-08 Jan Hubicka <jh@suse.cz>
1410 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1411 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1412 * i386.md (movdi*): Use pic_32bit_operand.
1413 * predicates.md (pic_32bit_operand): New.
1415 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
1418 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1420 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
1422 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1423 (test_for_singularity): Use fold_build2.
1425 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1427 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
1429 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
1431 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1432 (COMMON_ASM_OP) Define.
1433 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
1434 (ix86_encode_section_info): Likewise.
1435 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
1436 SUBTARGET_ENCODE_SECTION_INFO.
1438 2005-08-06 Richard Henderson <rth@redhat.com>
1441 * tree-nested.c (convert_local_reference): Save and restore val_only
1442 around component_ref and friends. Clear walk_subtrees by default.
1444 2005-08-06 Peter O'Gorman <peter@pogma.com>
1447 * gcc.c (process_command): Check the argument to -b has a dash.
1448 * doc/invoke.texi: Update -b and -V docs.
1450 2005-08-06 James E Wilson <wilson@specifix.com>
1452 * config/mips/cross64.h, config/mips/t-cross64: Delete.
1454 2005-08-06 Michael Matz <matz@suse.de>
1456 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1457 member only if only one insn is associated with the value.
1459 2005-08-06 Nick Clifton <nickc@redhat.com>
1461 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1463 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1464 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1465 Check symbol flags instead of symbol name mangling.
1466 (xstormy16_asm_output_aligned_common): Likewise. Also
1467 simplify code since the bss100_section cass is the only case
1468 where the below100 code will be triggered.
1469 (xstormy16_encode_section_info): Encode below100 attribute
1470 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1472 (xstormy16_strip_name_encoding): Delete - this function is no
1474 (TARGET_STRIP_NAME_ENCODING): Undefine.
1475 * config/stormy16/stormy16-protos.h: Delete prototype for
1476 xstormy16_strip_name_encoding.
1478 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
1480 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1481 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1482 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1483 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1484 config/alpha/predicates.md, config/arc/arc.h,
1485 config/arm/arm.h, config/arm/ieee754-df.S,
1486 config/arm/ieee754-sf.S, config/bfin/bfin.c,
1487 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1488 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1489 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1490 config/m68hc11/m68hc11.h, config/mips/mips.c,
1491 config/mips/mips.h, config/mips/openbsd.h,
1492 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1493 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1494 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1495 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1496 config/sparc/linux.h, config/sparc/linux64.h,
1497 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1498 doc/extend.texi, doc/gcov.texi, doc/install.texi,
1499 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1500 typos. Follow spelling conventions.
1502 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
1505 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1506 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1507 specially. Check for side effects only for COND_EXPR.
1508 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1509 return with TREE_NO_WARNING.
1511 2005-08-06 Richard Sandiford <richard@codesourcery.com>
1513 PR rtl-optimization/23233
1514 * loop.c (combine_movables): Require the modes to be the same.
1515 (move_movables): Remove handling of cases where the replacement
1516 had a different mode to the original.
1518 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
1520 PR tree-optimization/23128
1521 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1522 subtraction wrap, and set TREE_OVERFLOW if they do.
1524 2005-08-05 Richard Henderson <rth@redhat.com>
1527 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1528 FORCED_LABEL labels.
1530 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
1533 * reload.c (find_reloads_subreg_address): Pass down TYPE
1534 unchanged. Change all callers except find_reloads_toplev.
1536 2005-08-05 Michael Matz <matz@suse.de>
1538 * genattrtab.c (current_alternative_string): Remove.
1539 (SIMPLIFY_ALTERNATIVE): Ditto.
1540 (attr_alt_bit_p): Ditto.
1541 (alternative_name): Make const char *.
1542 (evaluate_eq_attr): Remove use of above things.
1543 (simplify_test_exp): Ditto.
1544 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1545 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1547 2005-08-04 James E Wilson <wilson@specifix.com>
1549 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1550 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1551 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1552 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1553 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1555 2005-08-04 Richard Henderson <rth@redhat.com>
1558 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1559 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1560 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1561 if we'd have to instantiate too many members.
1563 2005-08-04 Richard Henderson <rth@redhat.com>
1566 * tree-outof-ssa.c (coalesce_asm_operands): New.
1567 (coalesce_ssa_name): Use it. Split out ...
1568 (coalesce_phi_operands, coalesce_result_decls): ... these.
1570 2005-08-04 Paul Brook <paul@codesourcery.com>
1572 * read-rtl.c (read_quoted_string): Break if EOF.
1574 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1576 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1577 (fold_build2): Likewise.
1578 (fold_build3): Likewise.
1579 (fold_build1_stat): New function prototype.
1580 (fold_build2_stat): Likewise.
1581 (fold_build3_stat): Likewise.
1582 * fold-const.c (fold_build1): Rename to ..
1583 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1584 through to build1_stat.
1585 (fold_build2): Rename to ..
1586 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1587 through to build2_stat.
1588 (fold_build3): Rename to ..
1589 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1590 through to build3_stat.
1592 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1593 Ian Lance Taylor <ian@airs.com>
1595 * function.c (assign_stack_local_1): Do not correct stack slot
1596 address if allocation size is smaller than mode size.
1598 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1601 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1602 (tree_merge_blocks): Propagate anything allowed by
1604 Clarify documentation.
1605 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1606 SSA form, schedule an update if necessary.
1608 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1610 * doc/install.texi (Binaries): Remove broken link to
1611 Sinix/Reliant Unix binaries.
1613 2005-08-03 Richard Henderson <rth@redhat.com>
1616 * function.c (stack_protect_epilogue): Export.
1617 * tree.h (stack_protect_epilogue): Declare.
1618 * calls.c (expand_call): Call it.
1620 2005-08-03 Eric Christopher <echristo@apple.com>
1622 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1623 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1626 2005-08-04 Jan Hubicka <jh@suse.cz>
1628 * profile.c (branch_prob): Split edges with goto locus on them
1629 to get proper line counts.
1630 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1632 2005-08-03 Paul Brook <paul@codesourcery.com>
1634 * function.c (assign_parms): Round current_function_args_size
1635 to PARM_BOUNDARY, not STACK_BOUNDARY.
1637 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1639 * config/i386/i386.c (x86_elf_aligned_common)
1640 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1642 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1644 PR tree-optimization/23157
1645 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1646 before emitting them.
1648 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1650 PR tree-optimization/19899
1651 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1652 * tree-scalar-evolution.c: Include real.h.
1653 (add_to_evolution): Build constant -1 of correct type.
1655 2005-08-03 Jan Hubicka <jh@suse.cz>
1657 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1658 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1659 profile updating for complette unrolling.
1660 * loop-unroll.c (peel_loop_completely): Use it.
1661 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1662 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1665 2005-08-03 Paul Brook <paul@codesourcery.com>
1667 * combine.c (can_change_dest_mode): New function.
1668 (try_combine, simplify_set): Use it.
1670 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1672 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1675 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1677 * doc/install.texi (Specific): Adjust link to openavr.org.
1678 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1679 (Binaries): Adjust HP-UX Porting Center link.
1680 (Binaries): Adjust Free Software Foundation ordering link.
1682 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1684 * convert.c (convert_to_integer): Use fold_build1 instead of
1685 build1 when converting an integer to an integer.
1687 2005-08-02 Richard Henderson <rth@redhat.com>
1689 * combine.c (combine_instructions): Don't use reg_equal/equiv
1690 results if the mode doesn't match.
1692 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1694 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1695 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1697 2005-08-02 Richard Henderson <rth@redhat.com>
1700 * explow.c (memory_address): Remove special-case for
1701 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1703 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1706 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1707 number of calls to cleanup_tree_cfg_1.
1709 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1711 * doc/invoke.texi: document file extensions .F90 and .F95
1713 2005-08-02 Richard Guenther <rguenther@suse.de>
1715 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1716 positive if its first argument is positive.
1718 2005-08-02 Richard Guenther <rguenther@suse.de>
1720 PR tree-optimization/23177
1721 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1724 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1726 PR tree-optimization/23129
1727 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1728 varying for divisions with anti-ranges.
1730 2005-08-02 Jan Hubicka <jh@suse.cz>
1732 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1733 * tree-ssa-threadupdate.c (thread_block): Add it here.
1735 2005-08-01 James E Wilson <wilson@specifix.com>
1737 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1738 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1739 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1741 * config/mips/predicates.md (const_call_insn_operand): Add check for
1742 SYMBOL_REF_LONG_CALL_P.
1743 * doc/extend.texi (long_call): Document the new attribute.
1745 2005-08-01 Ian Lance Taylor <ian@airs.com>
1746 Richard Henderson <rth@redhat.com>
1748 * Makefile.in (RTL_BASE_H): Add real.h.
1749 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1751 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1753 * rtl.c (rtl_check_failed_code_mode): New.
1754 * rtl.h (struct rtx_def): Add u.rv.
1755 (XCMWINT, XCNMPRV): New.
1756 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1757 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1759 2005-08-01 Richard Henderson <rth@redhat.com>
1761 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1762 with auto-inc codes.
1764 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1766 2005-08-01 Jan Hubicka <jh@suse.cz>
1768 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1769 * i386.c: Include dwarf2.h
1770 (asm_preferred_eh_data_format): New.
1771 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1773 2005-08-01 Ian Lance Taylor <ian@airs.com>
1775 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1776 randomize_va_space for virtual address randomization control.
1778 2005-08-01 Steven Bosscher <stevenb@suse.de>
1780 * common.opt (flag_ipa_cp): Put in right place to maintain
1783 2005-08-01 Jan Hubicka <jh@suse.cz>
1785 * profile.c (compute_value_histograms): Fix thinko.
1786 * value-prof.c: Include toplev.h
1787 (check_counter): New function.
1788 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1789 tree_mod_subtract_transform): Add sanity check.
1791 2005-08-01 Richard Guenther <rguenther@suse.de>
1793 PR tree-optimization/23133
1794 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1795 current functions parameter decls to find defs to cse
1798 2005-08-01 Richard Guenther <rguenther@suse.de>
1800 PR tree-optimization/23109
1801 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1802 If trapping math is in effect, use post-dominator information
1803 to check if we'd in any case reach a trapping point before
1804 doing the reciprocal insertion.
1805 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1806 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1807 expressions are invariant only if trapping math is not in effect.
1809 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1811 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1812 cgraph_function_versioning): New declarations.
1813 * cgraphunit.c: Add include to ipa-prop.h.
1814 (update_call_expr, cgraph_copy_node_for_versioning,
1815 cgraph_function_versioning): New functions.
1816 * integrate.c (copy_decl_for_inlining): Remove.
1817 * ipa-prop.h (ipa_replace_map): New struct.
1818 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1819 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1820 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1821 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1822 ipcp_iterate_stage, ipcp_method_scale_print,
1823 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1824 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1825 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1826 ipcp_update_bb_counts, ipcp_update_profiling,
1827 ipcp_update_edges_counts): New functions.
1828 (ipcp_method_cval_init): Remove restriction regarding local methods.
1829 (ipcp_init_stage): Add ipcp_method_compute_scale.
1830 (ipcp_insert_stage): Add versioning.
1831 (ipcp_structures_print): Add ipcp_method_scale_print.
1832 (ipcp_driver): Dump profiling info.
1833 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1834 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1835 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1836 (struct inline_data): Add versioning_p, ipa_info, new fields.
1837 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1838 declare_return_variable): Replace calls to copy_decl_for_inlining with
1840 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1842 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1843 Add argument VERSIONING.
1844 (copy_arguments_for_versioning, copy_static_chain,
1845 function_versionable_p, tree_versionable_function_p,
1846 tree_function_versioning, replace_ref_tree): New functions.
1847 * tree-inline.h: Include varray.h.
1848 (tree_versionable_function_p, tree_function_versioning,
1849 tree copy_decl_for_dup): New declarations.
1851 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1853 * ipa-cp.c: New file. Contains IPCP specific functionality.
1854 * ipa-prop.h: New file. Contains structures/definitions that can be
1855 used by several interprocedural data flow optimizations (and also IPCP).
1856 * ipa-prop.c: New file.
1857 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1858 * common.opt: Add ipa-cp flag.
1859 * timevar.def: Add IPCP optimization.
1860 * tree-optimize.c (init_tree_optimization_passes): Schedule
1862 * tree-pass.h (pass_ipa_cp): Declare.
1864 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1866 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1867 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1868 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1869 config/i386/i386.c, config/mips/mips.h,
1870 config/rs6000/rs6000.h, config/sh/sh.c,
1871 config/stormy16/stormy16.c: Fix comment typos.
1873 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1876 * c-typeck.c (build_binary_op): Use common_type wrapper on
1878 (common_type): Update comment.
1880 2005-07-31 Steven Bosscher <stevenb@suse.de>
1883 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1884 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1885 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1887 2005-07-31 Jan Hubicka <jh@suse.cz>
1889 * pretty-print.h (pp_widest_integer): New macro.
1890 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1893 2005-07-31 Jan Hubicka <jh@suse.cz>
1895 * output.h (enum section_category): Export from varasm.c
1896 (categorize_decl_for_section): Likewise.
1897 * varasm.c (enum section_category): Kill.
1898 (categorize_decl_for_section): Make global.
1899 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1901 * i386.c (ix86_section_threshold): New static variable.
1902 (ix86_in_large_data_p, ix86_encode_section_info,
1903 x86_64_elf_unique_section,
1904 x86_64_elf_select_section): New functions.
1905 (TARGET_ENCODE_SECTION_INFO): Define
1906 (override_options): Enable medium model for PIC.
1907 (ix86_expand_prologue): Expand gen_set_got_rex64.
1908 (legitimate_constant_p): Handle new UNSPECs.
1909 (legitimate_pic_address_disp_p): Likewise.
1910 (legitimize_pic_address): Lower MEDIUM model addressing.
1911 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1912 (enum cmodel): Add MEDIUM_PIC.
1913 (SYMBOL_REF_FAR_ADDR_P): New macro.
1914 (SYMBOL_FLAG_FAR_ADDR): New flag.
1915 * i386.md (movdi): Support medium model.
1916 (set_got_rex64): New pattern.
1917 * i386.opt (mlarge-data-threshold): New flag.
1918 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1919 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1920 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1921 TARGET_ASM_UNIQUE_SECTION): New.
1923 * invoke.texi (-mlarge_data_threshold): Document
1925 2005-07-31 Jan Hubicka <jh@suse.cz>
1927 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1928 (coalesce_vars): Likewise.
1929 * tree-ssa-live.c (coalesce_cost): New.
1930 (build_tree_conflict_graph): Use coalesce_cost.
1931 * tree-ssa-live.h (coalesce_cost): Declare.
1933 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1935 * arm.md (all peepholes for post-increment operations): Delete.
1936 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1937 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1938 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1939 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1940 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1942 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1944 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1947 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1950 * doc/invoke.texi: Document -rdynamic.
1952 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1955 * c-parser.c (c_parser_parms_list_declarator): Call
1956 mark_forward_parm_decls.
1957 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1958 decls with visibility structure.
1960 2005-07-30 Paul Brook <paul@codesourcery.com>
1962 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1964 2005-07-30 Paul Brook <paul@codesourcery.com>
1966 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1968 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1970 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1972 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1975 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1976 nested function declarators.
1977 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1978 (grokparms): Call warn_if_shadowing for parameters used within the
1980 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1981 not used within the parameter list.
1982 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1984 2005-07-30 Jan Hubicka <jh@suse.cz>
1986 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1987 * i386.c (ix86_fixup_binary_operands): Likewise.
1988 (ix86_expand_unary_operator): Likewise.
1989 (ix86_expand_fp_absneg_operator): Likewise.
1990 * optabs.c (expand_vec_cond_expr): Validate dest.
1992 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1995 * real.c (real_from_string): Also set last bit if there is a
1996 nonzero hex digit beyond GCC's internal precision after ".".
1998 2005-07-29 David Edelsohn <edelsohn@gnu.org>
2000 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
2001 define_constants. Change duplicate values to unassigned numbers.
2002 Change UNSPEC_SUBS to UNSPEC_VSUBS.
2003 (*altivec_vspltsf): New.
2004 (altivec_vperm_v4sf): Delete.
2005 (altivec_vperm_<mode>): Use mode macro V.
2006 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
2007 (altivec_predicate_v4sf): Delete.
2008 (altivec_predicate_<mode>): Use mode macro V.
2009 (*altivec_lvesfx): New.
2010 (*altivec_stvesfx): New.
2011 (vec_realign_load_v4sf): Delete.
2012 (vec_realign_load_<mode>): Use mode macro V.
2013 * config/rs6000/rs6000.c (generate_set_vrsave): Use
2016 2005-07-29 Mark Mitchell <mark@codesourcery.com>
2019 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
2021 * configure: Regenerated.
2023 2005-07-29 Paul Brook <paul@codesourcery.com>
2025 * doc/install.texi: Add link to GFortran binaries wiki page.
2027 2005-07-29 David Ung <davidu@mips.com>
2029 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
2030 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
2031 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
2032 * config/mips/mips.md (cpu): Add 5kf name.
2033 (includes): Includes 5k.md.
2034 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
2035 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
2038 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2041 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
2042 (cleanup_tree_cfg): ... here.
2043 Call cleanup_tree_cfg_1 until there are no more cleanups to
2046 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
2048 * tree-vrp.c (compare_range_with_value): Return true or false
2049 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
2050 EQ_EXPR respectively.
2052 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
2054 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
2057 2005-07-29 Diego Novillo <dnovillo@redhat.com>
2059 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
2060 (tree_ssa_dominator_optimize): Increment it.
2061 (dump_dominator_optimization_stats): Print it.
2063 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
2064 Steven Bosscher <stevenb@suse.de>
2066 PR rtl-optimization/23117
2067 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
2068 when head == tail. Tidy comment.
2070 2005-07-28 Richard Henderson <rth@redhat.com>
2072 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
2073 * cselib.c (rtx_equal_for_cselib_p): Likewise.
2074 * jump.c (rtx_renumbered_equal_p): Likewise.
2075 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
2076 CONST_INT and CONST_DOUBLE.
2077 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
2078 * reload.c (operands_match_p): Special case CONST_INT and
2079 CONST_DOUBLE; check mode earlier.
2081 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2084 * c-typeck.c (convert_for_assignment): Do not check
2085 DECL_IN_SYSTEM_HEADER on NULL fundecl.
2087 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2090 * c-typeck.c (composite_type): Prefer constant size arrays to
2093 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
2096 * real.c (real_from_string): Set last bit if there is a nonzero
2097 hex digit beyond GCC's internal precision.
2099 2005-07-28 Richard Henderson <rth@redhat.com>
2102 * cfgcleanup.c (try_forward_edges): Watch out for end of
2105 2005-07-28 James E Wilson <wilson@specifixinc.com>
2108 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
2110 2005-07-28 Jan Hubicka <jh@suse.cz>
2112 * Makefile.in (rtl-profile.o): Kill all traces of it.
2113 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
2114 * coverage.h (rtl_coverage_counter_ref): Kill.
2115 * opts.c (flag_speculative_prefetching_set): Kill.
2116 (flag_loop_optimize_set): New.
2117 (common_handle_option): Disable loop optimizer when profiling;
2118 do not handle speculative prefetching.
2119 * passes.c (init_optimization_passes): Replace pass_profiling combo
2120 by branch_prob pass.
2121 * profile.c (compute_value_histograms): Update for simplified value
2123 (rtl_register_profile_hooks): Kill.
2124 (pass_profiling): Kill.
2125 (rest_of_handle_branch_prob): Do not profile.
2126 * toplev.c (process_options): Remove speculative prefetching.
2127 * toplev.h (flag_tree_based_profiling): Kill.
2128 * tree-profile.c (prepare_instrumented_value,
2129 tree_gen_interval_profiler, tree_gen_pow2_profiler,
2130 tree_gen_one_value_profiler, do_tree_profiling): Update for
2131 simplified datastructures.
2132 * value-prof.c: Add comment that speculative prefetching was dropped;
2133 update rest of file for simplified datastructures.
2134 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
2135 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
2136 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
2137 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
2138 rtl_mod_subtract, gen_speculative_prefetch,
2139 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
2140 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
2141 (gate_handle_value_profile_transformations,
2142 rest_of_handle_value_profile_transformations,
2143 pass_value_profile_transformations): Kill.
2144 * value-prof.h (histogram_value_t): Remove IL based unions.
2145 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
2146 rtl_profile_hooks): Remove hooks.
2148 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
2150 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
2151 (cgraph_clone_node): Likewise.
2152 * cgraph.h (cgraph_clone_edge): Update prototype.
2153 (cgraph_clone_node): Likewise.
2154 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2156 (lookup_recursive_calls): Consider profile.
2157 (cgraph_decide_recursive_inlining): Fix updating; use new
2158 probability argument; use profile.
2159 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
2160 * tree-inline.c (copy_bb): Update clal of clone_edge.
2161 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
2163 * invoke.texi (min-inline-recursive-probability): Document.
2165 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
2167 * doc/install.texi (Configuration): Update Valgrind homepage.
2169 2005-07-28 Richard Henderson <rth@redhat.com>
2172 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
2173 labels we want to delete.
2174 (cfg_layout_merge_blocks): Likewise.
2176 2005-07-28 Richard Henderson <rth@redhat.com>
2179 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
2180 when expanding to nothing.
2182 2005-07-28 Josh Conner <jconner@apple.com>
2184 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
2185 (cgraph_decide_inlining_of_small_functions): Likewise.
2187 2005-07-28 Josh Conner <jconner@apple.com>
2189 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
2190 direction of badness if negative.
2191 (cgraph_default_inline_p): Add reason to parameters, and assign it
2193 (cgraph_decide_inlining_of_small_functions): New parameter in call
2194 to cgraph_default_inline_p.
2195 (cgraph_decide_inlining_incrementally): Likewise.
2196 * cgraphunit.c (decide_is_function_needed): Likewise.
2197 * cgraph.h (cgraph_default_inline_p): Likewise.
2199 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2201 * builtins.c: Fix comment typo(s).
2202 * genautomata.c: Likewise.
2203 * gimplify.c: Likewise.
2204 * tree-dfa.c: Likewise.
2205 * tree-flow-inline.h: Likewise.
2206 * tree-into-ssa.c: Likewise.
2207 * tree-ssa-alias.c: Likewise.
2208 * tree-ssa-ccp.c: Likewise.
2209 * tree-ssa-copy.c: Likewise.
2210 * tree-ssa-dce.c: Likewise.
2211 * tree-ssa-dom.c: Likewise.
2212 * tree-ssa-operands.c: Likewise.
2213 * tree-tailcall.c: Likewise.
2214 * tree-vectorizer.c: Likewise.
2215 * tree-vrp.c: Likewise.
2218 2005-07-28 Jeff Law <law@redhat.com>
2220 * tree-vrp.c (test_for_singularity): Extracted from ...
2221 (simplify_cond_using_ranges): Attempt to simplify a relational
2222 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
2224 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
2226 PR tree-optimization/22506
2227 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
2228 phis whose argument is constant.
2230 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
2232 PR rtl-optimization/18992
2233 Back out this patch:
2234 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2235 PR optimization/12142
2236 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
2237 uses of the register in the SET_SRC. Remove unnecessary argument.
2239 Replace it with this:
2240 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
2241 if flag_non_call_exceptions is set and the insn may trap, pass
2242 pc_rtx as dest for recursion.
2243 In SET_SRC part of SET case, if dest is already set, pass it down
2246 2005-07-28 Jan Hubicka <jh@suse.cz>
2248 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2249 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2250 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2252 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2253 profile when available.
2255 2005-07-28 Jan Beulich <jbeulich@novell.com>
2257 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2258 (ia64_print_operand): Describe and handle 'X'.
2259 (ia64_register_move_cost): Also handle FP_REGS.
2260 (ia64_preferred_reload_class): Likewise.
2261 (ia64_secondary_reload_class): Likewise.
2262 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2263 it. Also check for ITANIUM_CLASS_FLDP.
2264 * config/ia64/ia64.h (FP_REGNO_P): New.
2265 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2266 (reg_class): Add FP_REGS.
2267 (REG_CLASS_NAMES): Adjust for it.
2268 (REG_CLASS_CONTENTS): Likewise.
2269 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2270 (REG_CLASS_FROM_LETTER): Handle 'x'.
2271 (CLASS_MAX_NREGS): Handle FP_REGS.
2272 (MEMORY_MOVE_COST): Likewise.
2273 * config/ia64/ia64.md (itanium_class): Add fldp.
2274 (type): Handle fldp.
2275 (movti_internal): More allowable operand combinations. Use ldfp8 when
2276 splitting unnecessary. Remove predicable attribute. Adjust
2277 itanium_class attribute.
2278 (smuldi3_highpart): Remove outdated comment.
2279 (mulditi3, umulditi3, rotlti3): New expanders.
2280 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2281 (absti2): Disabled new insn for future reference.
2282 Respective new splitters.
2283 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2284 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2285 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2287 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
2289 PR rtl-optimization/23047
2290 * simplify-rtx.c (simplify_const_relational_operation): Respect
2291 flag_wrapv for comparisons with ABS.
2293 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
2295 PR tree-optimization/22493
2296 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2297 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2299 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
2301 * config/frv/frv.opt (moptimize-membar): New.
2303 * doc/invoke.texi: Document -moptimize-membar and its inverse.
2305 * config/frv/frv.h: Remove machine_function definition.
2307 * config/frv/frv.c (struct frv_io): New.
2308 (struct machine_function): Moved from frv.h. Add has_membar_p.
2309 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2310 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2311 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2312 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2313 (frv_reorg): Call frv_optimize_membar when appropriate.
2314 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2315 (frv_expand_builtin): Adjust calls accordingly.
2316 (frv_io_address_cookie): New function.
2317 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2318 load or store rather than a special insn. Add ccnstant address and
2319 io-type operands to the membar.
2320 (frv_ifcvt_modify_tests): Unsign regno.
2321 (frv_ifcvt_modify_tests): Same.
2323 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2324 UNSPEC_OPTIONAL_MEMBAR constant.
2325 (builtin_read_<mode>): Delete.
2326 (builtin_write_<mode>): Delete.
2327 ("optional_membar_<mode>"): Add operand.
2329 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2330 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2331 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2332 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2333 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2334 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2335 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2336 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2337 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2339 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2341 * df.c (df_uses_record): Handle SCRATCH.
2343 2005-07-28 Steven Bosscher <stevenb@suse.de>
2346 * passes.c (rest_of_decl_compilation): If decl is a type and
2347 we have encountered errors, don't emit debug information.
2349 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2351 * params.def: Fixed comment.
2353 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2356 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2357 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2358 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2360 2005-07-27 Steven Bosscher <stevenb@suse.de>
2363 * varasm.c (assemble_start_function): Don't do anything that may
2364 require a CFG if the current function is a thunk.
2366 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2368 * doc/install.texi (Prerequisites): Mention that perl is needed
2369 to do export control in libstdc++ targetting Darwin.
2371 2005-07-27 Steven Bosscher <stevenb@suse.de>
2373 PR rtl-optimization/17808
2374 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2375 (sched_insns_conditions_mutex_p): Split out from...
2376 (add_dependence): ...here. But don't call it from here.
2377 (add_dependence_list): Check sched_insns_conditions_mutex_p
2378 before calling add_dependence.
2379 (add_dependence_list_and_free): Likewise.
2380 (fixup_sched_groups): Likewise.
2381 (sched_analyze_1): Likewise.
2382 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2383 (sched_analyze): Likewise.
2384 (sched_analyze_insn): Likewise.
2385 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2386 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
2387 dependencies on all COND_EXEC insns to jumps ending basic blocks
2388 when doing intrablock scheduling.
2389 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2391 2005-07-27 Jeff Law <law@redhat.com>
2393 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2394 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
2395 equivalency sets, correctly handle the case were vr0 has an
2396 equivalency set, but vr1 does not.
2398 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
2400 PR tree-optimization/23073
2401 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2402 vect_print_dump_info before fprintf.
2404 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2406 PR tree-optimize/22348
2407 * tree-ssa-loop-niter.c (number_of_iterations_cond):
2408 Fold the partial computation.
2410 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2412 PR tree-optimization/22325
2413 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2415 * tree-scalar-evolution.c (scev_const_prop): Add generic final
2417 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2418 (force_var_cost): ... this function.
2419 (compute_phi_arg_on_exit): Export.
2421 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2423 PR tree-optimization/20773
2424 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
2427 2005-07-27 Richard Guenther <rguenther@suse.de>
2429 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
2430 Avoid pushing again if current struct contains only
2431 fields we decomposed.
2433 2005-07-27 Jan Hubicka <jh@suse.cz>
2435 PR tree-optimization/22574
2436 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2439 * tree-tailcall.c (decrease_profile): New function.
2440 (eliminate_tail_call): Use it.
2442 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2443 visibility flags correctly in whole program mode.
2445 2005-07-26 Steve Ellcey <sje@cup.hp.com>
2447 PR rtl-optimization/22472
2448 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2450 2005-07-26 Steven Bosscher <stevenb@suse.de>
2452 PR tree-optimization/22504
2453 * tree-complex.c (expand_complex_addition): Use 'code' instead
2454 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2456 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2458 * config.gcc (cpu_type): Add frv case.
2459 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2460 (supported_defaults): Add fr550 case.
2462 2005-07-26 Diego Novillo <dnovillo@redhat.com>
2465 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2466 whether a pointer of type T * may point to objects of type T *.
2468 2005-07-26 DJ Delorie <dj@redhat.com>
2470 * configure: Regenerate.
2472 2005-07-26 Dale Johannesen <dalej@apple.com>
2474 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2476 2005-07-26 Mark Mitchell <mark@codesourcery.com>
2478 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2479 Clarify use of "build" in name.
2481 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2483 * doc/extend.texi (Raw read/write Functions): New section.
2484 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2485 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2486 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2487 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2488 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2489 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2490 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2491 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2492 * config/frv/frv.c: Add bdesc_loads global.
2493 Add bdesc_stores global.
2494 (frv_init_builtins): Add support for __builtin_{read/write}*.
2495 (frv_volatile_memref): New.
2496 (frv_expand_load_builtin): New.
2497 (frv_expand_store_builtin): New.
2498 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2499 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2500 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2501 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2502 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2503 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2504 (builtin_read_<mode>): New.
2505 (builtin_write_<mode>): New.
2506 (builtin_write64): New.
2507 (optional_membar_<mode>): New.
2509 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
2511 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2512 (rather than units) against HOST_BITS_PER_WIDE_INT.
2514 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
2516 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2517 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2518 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2519 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2522 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2523 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2524 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2526 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2528 2005-07-26 Richard Guenther <rguenther@suse.de>
2530 PR tree-optimization/22486
2531 * fold-const.c (fold_unary): Fold away useless component
2532 references of the form (T *)&T.x, if the address
2535 2005-07-25 James E Wilson <wilson@specifixinc.com>
2537 * dwarf2out.c (add_call_src_coords_attributes): New.
2538 (gen_inlined_subroutine_die): Call it.
2539 (maybe_emit_file, init_file_table): Add comments.
2540 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2542 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2543 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2544 * tree.h (BLOCK_SOURCE_LOCATION): New.
2545 (struct tree_block): New field locus.
2547 2005-07-26 Andreas Schwab <schwab@suse.de>
2549 PR rtl-optimization/23043
2550 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2551 when allocating a struct unoccr.
2553 2005-07-25 Richard Henderson <rth@redhat.com>
2556 * tree-complex.c (gate_no_optimization): True if errors.
2557 * Makefile.in (tree-complex.o): Update dependencies.
2559 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2561 * config/frv/predicates.md (integer_register_operand): Use
2564 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2567 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2569 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2571 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2573 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2574 types when flag_unsafe_math_optimizations is true.
2576 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2578 * gcc.c (option_map): Add --sysroot.
2579 (process_command): Handle --sysroot.
2580 (display_help): Document it.
2581 * doc/cppopts.tex (-isysroot): Document.
2582 * doc/invoke.texi (--sysroot): Document.
2583 * doc/install.texi (--with-build-sysroot): Document.
2585 * Makefile.in (inhibit_libc): New variable.
2586 (INHIBIT_LIBC_CFLAGS): Likewise.
2587 (LIBGCC2_CFLAGS): Include
2588 $(INHIBIT_LIBC_CFLAGS).
2589 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2590 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2591 ($(T)crtend.o): Likewise.
2592 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2593 ($(T)crtendS.o): Likewise.
2594 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2595 ($(T)crtendT.o): Likewise.
2596 (stmp-fixinc): Do not complain about missing headers if
2598 * configure.ac (inhibit_libc): Set it to true/false.
2599 (--with-build-sysroot): New option. Use it to set
2601 * configure: Regenerated.
2603 2005-07-25 Manfred Hollstein <mh@suse.com>
2605 * calls.c (store_one_arg): Fix unsigned comparison warning.
2607 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2610 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2611 (ggc_print_statistics): Initialize variable before use.
2613 2005-07-25 Richard Guenther <rguenther@suse.de>
2615 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2616 calling with a PHI_NODE argument.
2618 * tree-flow-inline.h (overlap_subvar): Protect against
2621 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2623 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2624 * configure: Regenerate.
2626 2005-07-25 Ira Rosen <irar@il.ibm.com>
2628 * expr.c (highest_pow2_factor): Make extern.
2629 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2630 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2631 record_array_differ_p, array_ptr_differ_p): Likewise.
2632 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2633 additional cases. Call the above functions.
2634 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2635 base_object_differ_p when there are two base objects. Otherwise, compare
2636 base address and offset. Call may_alias_p.
2637 (dump_data_reference): Use a correct field name.
2638 (analyze_array): Make static. Initialize new data-ref fields.
2639 (analyze_indirect_ref): New function.
2640 (init_data_ref): Initialize new data-ref fields.
2641 (strip_conversion): Moved from tree-vect-analyze.c.
2642 (analyze_offset_expr, get_ptr_offset, address_analysis,
2643 object_analysis): Likewise.
2644 (analyze_offset): New function.
2645 (create_data_ref): Likewise.
2646 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2647 dimensions for ARRAY_REFs only.
2648 (build_classic_dist_vector): Make static.
2649 (access_functions_are_affine_or_constant_p): Call macro to get the
2650 address of access functions.
2651 (compute_all_dependences): Add new parameter
2652 compute_self_and_read_read_dependences. Compute self and read-read
2653 dependences if it is true.
2654 (find_data_references_in_loop): Call create_data_ref. Initialize new
2656 (compute_data_dependences_for_loop): Add new parameter
2657 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2658 compute nb_loops. Call compute_all_dependences,
2659 build_classic_dist_vector and build_classic_dir_vector with correct
2661 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2662 with correct parameters. Compare dimensions for ARRAY_REFs only.
2663 (free_data_refs): Call macro to free access functions.
2664 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2665 fields from stmt_vinfo.
2666 (struct base_object_info): New structure.
2667 (struct data_reference): Move fields to base_object_info. Add fields
2668 first_location and object_info for above structures. Move fields from
2669 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2670 aligned_to. Add macros to access the new fields.
2671 Update functions declarations.
2672 * tree-flow.h (is_aliased_with): Declare.
2673 * tree-loop-linear.c (linear_transform_loops): Call
2674 compute_data_dependences_for_loop with correct parameters.
2675 * tree-ssa-alias.c (is_aliased_with): New function.
2676 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2677 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2678 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2679 vect_base_addr_differ_p, compute_subscript_distance and
2680 build_classic_dist_vector. Add printings. Check absolute value of
2682 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2684 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2685 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2686 to bytes. Add printing.
2687 (vect_compute_data_refs_alignment): Go through loads and stores in one
2689 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2690 vect_analyze_data_ref_access): Likewise.
2691 (vect_analyze_pointer_ref_access): Remove.
2692 (vect_address_analysis, vect_object_analysis): Likewise.
2693 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2694 and analyze data-refs in the loop.
2695 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2696 fields of data-ref instead of stmt. Add init to the offset from the
2698 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2699 (vect_update_init_of_dr): Likewise.
2700 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2701 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2703 (new_loop_vec_info): Initialize new fields.
2704 (destroy_loop_vec_info): Free new fields.
2705 (vect_strip_conversion): Remove.
2706 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2707 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2708 datarefs. Add new field ddrs.
2709 Add macros for the new fields access.
2710 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2711 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2712 Remove their macros.
2713 * tree.h (highest_pow2_factor): Declare.
2715 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2717 * calls.c (store_one_arg): Check for sibling call MEM arguments
2718 from already clobbered incoming argument area.
2720 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2722 * c-common.c (check_missing_format_attribute): New.
2723 * c-common.h (check_missing_format_attribute): Likewise.
2724 * c-typeck.c (convert_for_assignment): Use it.
2726 2005-07-24 Andreas Schwab <schwab@suse.de>
2728 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2729 register use a word move. Correct operand of ext.w in 68000 code.
2731 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2733 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2734 variables as declarations, rather than definitions.
2736 2005-07-24 Ira Rosen <irar@il.ibm.com>
2738 PR tree-optimization/22526
2739 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2742 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2744 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2745 that C99 reserve for future use. Use it to define clog10,
2746 clog10f and clog10l.
2748 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2750 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2751 * configure.ac: Check for -Wmissing-format-attribute.
2753 * configure: Regenerate.
2755 2005-07-23 Richard Henderson <rth@redhat.com>
2757 PR tree-optimization/22623
2758 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2760 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2763 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2765 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2767 * Makefile.in (C_TREE_H): Update dependencies.
2768 * c-tree.h: Include toplev.h.
2769 * diagnostic.h (diagnostic_set_info): Add format attribute.
2770 * rtl-error.c (diagnostic_for_asm): Likewise.
2772 2005-07-23 Chao-ying Fu <fu@mips.com>
2774 * config/mips/mips-dsp.md: New file.
2775 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2776 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2778 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2779 MIPS_BUILTIN_BPOSGE32.
2780 (mips_expand_builtin_direct): Add one parameter to indicate that
2781 builtin functions need to return a value.
2782 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2784 (mips_regno_to_class): Add classes for 12 new DSP registers.
2785 (mips_subword): Change to check four HI registers.
2786 (mips_output_move): Output move to and from 6 new DSP accumulators.
2787 (override_options): Make sure -mdsp and -mips16 are not used together.
2788 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2790 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2792 (print_operand): Add 'q' for printing DSP accumulators.
2793 (mips_cannot_change_mode_class): Check ACC_REGS.
2794 (mips_secondary_reload_class): Check ACC_REGS.
2795 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2796 (mips_register_move_cost): Check ACC_REGS.
2797 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2798 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2799 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2800 (dsp_bdesc): New array.
2801 (bdesc_arrays): Add DSP builtin function table.
2802 (mips_prepare_builtin_arg): Check predicate again after
2804 (mips_expand_builtin): Add one more parameter to
2805 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2806 MIPS_BUILTIN_BPOSGE32.
2807 (mips_init_builtins): Initialize new function types.
2808 (mips_expand_builtin_direct): Check if builtin functions need to
2809 return a value and pass operands properly.
2810 (mips_expand_builtin_bposge): New function.
2811 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2812 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2813 (FIRST_PSEUDO_REGISTER): Increase to 188.
2814 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2815 Update for 12 new DSP registers.
2816 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2817 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2818 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2819 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2820 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2821 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2822 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2823 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2824 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2825 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2826 (REGISTER_NAMES): Add names for 12 new DSP registers.
2827 * config/mips/mips.md: Include mips-dsp.md.
2828 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2829 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2830 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2831 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2832 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2833 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2834 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2835 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2836 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2837 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2838 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2839 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2840 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2841 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2842 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2843 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2844 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2845 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2846 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2847 (UNSPEC_RDDSP): New constants.
2848 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2849 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2851 * config/mips/mips.opt (-mdsp): New option.
2852 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2853 (reg_imm10_operand): New predicates.
2854 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2855 * doc/invoke.texi (-mdsp): Document new option.
2857 2005-07-22 DJ Delorie <dj@redhat.com>
2859 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2861 * tree-inline.c (inlinable_function_p): Likewise.
2863 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2866 * toplev.c (check_global_declarations): Do not mark undefined
2867 variables as DECL_IGNORED_P.
2868 * varasm.c (first_global_object_name): GTY it.
2869 (weak_global_object_name): Likewise.
2870 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2871 a string to go into {weak,first}_global_object_name.
2873 2005-07-22 DJ Delorie <dj@redhat.com>
2875 * c-format.c (check_function_format): Change warning control
2876 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2878 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2880 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2881 &PTR->FLD a dereference of PTR.
2882 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2883 a potential dereference of PTR.
2885 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2887 PR rtl-optimization/20370
2888 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2889 call allocate_reg_info if necessary.
2891 PR rtl-optimization/21848
2892 * calls.c (emit_library_call_value_1): For const functions, add
2893 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2895 PR rtl-optimization/22445
2896 * cselib.c (target.h): Include.
2897 (rtx_equal_for_cselib_p): Allow commutative matches.
2898 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2899 Remove MODE parameter. Changed all callers.
2901 PR rtl-optimization/22258
2902 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2904 (try_combine): Use likely_spilled_retval_p.
2906 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2908 * config.gcc: Add crx-elf support.
2910 * doc/contrib.texi: Mention crx.
2911 * doc/extend.texi: Document crx extensions.
2912 * doc/install.texi: Document crx install.
2913 * doc/invoke.texi: Document crx options.
2914 * doc/md.texi: Document crx constraints.
2916 * config/crx/crx-protos.h: New file.
2917 * config/crx/crx.c: New file.
2918 * config/crx/crx.h: New file.
2919 * config/crx/crx.md: New file.
2920 * config/crx/crx.opt: New file.
2921 * config/crx/t-crx: New file.
2923 2005-07-22 Manfred Hollstein <mh@suse.com>
2925 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2927 (int_add_graph_edge): Likewise.
2928 (collapse_nodes): Likewise.
2929 (process_unification_queue): Likewise.
2931 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2932 Laurent GUERBY <laurent@guerby.net>
2934 PR tree-optimization/22336
2935 * function.c (record_block_change): Check for
2936 cfun->ib_boundaries_block.
2938 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2940 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2941 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2943 2005-07-21 DJ Delorie <dj@redhat.com>
2945 * toplev.c (warn_deprecated_use): Add warning control to warning
2947 * c-typeck.c (parser_build_binary_op): Likewise.
2948 (c_finish_if_stmt): Likewise.
2949 * c-common.c (check_function_sentinel): Likewise.
2950 (check_nonnull_arg): Likewise.
2952 2005-07-21 Richard Henderson <rth@redhat.com>
2955 * tree-complex.c (complex_ssa_name_components): New.
2956 (cvc_lookup): Allow entry not found.
2957 (create_components): Remove.
2958 (create_one_component_var, get_component_var): New.
2959 (get_component_ssa_name, set_component_ssa_name): New.
2960 (extract_component): Use get_component_ssa_name.
2961 (update_complex_components): Use set_component_ssa_name.
2962 (update_complex_components_on_edge): Likewise.
2963 (update_phi_components): Create new PHI nodes directly, instead
2964 of adding insns to edges.
2965 (tree_lower_complex): Allocate and free complex_variable_components
2966 and complex_ssa_name_components here.
2968 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2970 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2971 revert to returning false.
2973 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2976 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2978 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2981 * config/i386/i386.md (cmpxf): Change operand constraints
2982 to "nonmemory_operand".
2984 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2986 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2988 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2991 * fold-const.c (fold_build1): Add checksum for the operands.
2992 (fold_build2): Likewise.
2993 (fold_build3): Likewise.
2995 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2998 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
3000 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3002 * common.opt (-fforward-propagate): Committed by mistake,
3005 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3007 * reg-stack.c: Fix comment typo(s).
3008 * tree-ssa-operands.c: Likewise.
3009 * tree-vectorizer: Likewise.
3011 2005-07-21 Nick Clifton <nickc@redhat.com>
3013 * config/sh/symbian.c: Replace C++ style line comments with C
3014 style line comments.
3015 (symbian_add_attribute): Do not use a ? operator on the LHS of
3017 (sh_symbian_handle_dll_attribute): Change the type of the
3018 method vector to "VEC(tree,gc)*" and use vector accessor
3019 macros to walk over the elements.
3020 (symbian_export_vtable_and_rtti_p): Likewise.
3021 (symbian_class_needs_attribute_p): Likewise.
3023 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3026 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
3027 initialize targetm.resolve_overloaded_builtin here.
3028 (altivec_expand_overloaded_builtin): Make it non-static.
3029 * config/rs6000/rs6000-protos.h
3030 (altivec_expand_overloaded_builtin): New prototype.
3031 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
3032 targetm.resolve_overloaded_builtin here.
3033 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
3035 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
3036 Zdenek Dvorak <dvorakz@suse.cz>
3038 PR tree-optimization/19210
3039 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
3041 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
3042 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
3043 rely on unproven assumptions.
3044 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
3045 * tree-flow.h (number_of_iterations_exit): Add final parameter.
3046 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
3047 to number_of_iterations_exit.
3048 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
3049 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
3050 * tree-ssa-loop-niter.c (find_loop_niter,
3051 estimate_numbers_of_iterations_loop): Likewise.
3052 (number_of_iterations_exit): Honor the new options.
3053 * doc/invoke.texi (Wunsafe-loop-optimizations,
3054 funsafe-loop-optimizations): Document them.
3056 2005-07-21 Richard Sandiford <richard@codesourcery.com>
3058 PR rtl-optimization/22167
3059 * gcse.c (hoist_code): Fix hoist_exprs[] check.
3061 2005-07-20 Adam Nemet <anemet@lnxw.com>
3063 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
3064 __do_global_dtors_aux longcall.
3066 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
3068 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
3069 (old_special_pred_table): Don't reference
3070 SPECIAL_MODE_PREDICATES.
3071 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
3072 * config/arc/arc.h: Don't mention PREDICATE_CODES.
3073 * config/sh/predicates.h: Don't mention
3074 SPECIAL_MODE_PREDICATES.
3075 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3078 2005-07-20 DJ Delorie <dj@redhat.com>
3080 * config.gcc: Add m32c-elf support.
3082 * doc/contrib.texi: Mention m32c.
3083 * doc/extend.texi: Document m32c extensions.
3084 * doc/install.texi: Mention m32c.
3085 * doc/invoke.texi: Document m32c options.
3086 * doc/md.texi: Document m32c constraints.
3088 * config/m32c/addsub.md: New file.
3089 * config/m32c/bitops.md: New file.
3090 * config/m32c/cond.md: New file.
3091 * config/m32c/jump.md: New file.
3092 * config/m32c/m32c-lib1.S: New file.
3093 * config/m32c/m32c-lib2.c: New file.
3094 * config/m32c/m32c-modes.def: New file.
3095 * config/m32c/m32c-pragma.c: New file.
3096 * config/m32c/m32c-protos.h: New file.
3097 * config/m32c/m32c.abi: New file.
3098 * config/m32c/m32c.c: New file.
3099 * config/m32c/m32c.h: New file.
3100 * config/m32c/m32c.md: New file.
3101 * config/m32c/m32c.opt: New file.
3102 * config/m32c/minmax.md: New file.
3103 * config/m32c/mov.md: New file.
3104 * config/m32c/muldiv.md: New file.
3105 * config/m32c/predicates.md: New file.
3106 * config/m32c/prologue.md: New file.
3107 * config/m32c/shift.md: New file.
3108 * config/m32c/t-m32c: New file.
3110 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3112 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3113 (stack_protect_set, stack_protect_test): New expanders.
3114 (stack_protect_set_si, stack_protect_set_si_media,
3115 stack_protect_set_di_media, stack_protect_test_si,
3116 stack_protect_test_si_media, stack_protect_test_di_media):
3119 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
3121 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
3123 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
3125 * tree.h (tree_expr_nonzero_p): Export.
3126 * fold-const.c (tree_expr_nonzero_p): Likewise.
3127 Return true for CALL_EXPRs that are alloca calls.
3128 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
3130 * tree-flow.h (expr_computes_nonzero): Remove.
3131 * tree-vrp.c (expr_computes_nonzero): Remove.
3132 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
3133 (extract_range_from_unary_expr): Likewise.
3134 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
3135 tree_expr_nonzero_p.
3137 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
3139 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
3140 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
3141 extra arg "picreg" and use it instead of pic_offset_table_rtx.
3142 All callers changed.
3143 (frame_related_constant_load): New arg "related" which controls
3144 setting of RTX_FRAME_RELATED_P. All callers changed.
3145 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
3146 (bfin_expand_prologue): Add stack limit checking.
3147 * config/bfin/bfin.md (trapifcc): New pattern.
3149 * config/bfin/bfin.c: Include "langhooks.h".
3150 (def_builtin): Go through lang_hooks to call builtin_function.
3152 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
3153 * config/bfin/predicates.md (symbol_ref_operand): New.
3154 (call_insn_operand): Delete. All callers changed to use
3155 register_no_elim_operand.
3156 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
3158 (function_arg): Use it to generate the call's operand 2.
3159 (bfin_longcall_p): New function.
3160 (bfin_expand_call): Extra arg "cookie". All callers and declaration
3161 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
3162 determine if the address needs to be in a REG.
3163 (bfin_handle_longcall_attribute): New function.
3164 (bfin_attribute_table): Add "longcall" and "shortcall".
3165 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
3166 (CUMULATIVE_ARGS): New member call_cookie.
3167 (PREDICATE_CODES): Add symbol_ref_operand.
3168 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
3169 extra USE to the pattern.
3170 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
3171 New patterns, split off call_insn, sibcall_insn, call_value_insn and
3172 sibcall_value_insn; now the new patterns handle direct calls and the
3173 old ones indirect calls.
3174 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
3176 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3178 * doc/trouble.texi: Update section on handling of empty loops.
3180 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
3182 * config.gcc: Remove support for sparc-*-openbsd*,
3183 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
3185 * config.host: Remove support for i860-*-sysv4* as a host.
3186 * config/i860/*, config/ip2k/*, config/ns32k/*,
3187 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
3188 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
3189 mention obsolete ports.
3191 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
3193 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
3195 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
3196 of frame_pointer_rtx.
3197 (sh_expand_epilogue): Likewise.
3198 (sh_set_return_address): Likewise.
3199 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
3200 instead of FRAME_POINTER_REGNUM if needed. Add elimination
3201 offsets from FRAME_POINTER_REGNUM.
3202 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
3203 (sh_register_names): Add initializer for sfp.
3204 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
3205 (VALID_REGISTER_P): Likewise.
3206 (FIRST_PSEUDO_REGISTER): Update.
3207 (DWARF_FRAME_REGISTERS): Define.
3208 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
3209 (HARD_FRAME_POINTER_REGNUM): Define.
3210 (FRAME_POINTER_REGNUM): Redefine.
3211 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
3212 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
3213 from FRAME_POINTER_REGNUM.
3214 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
3215 FRAME_POINTER_REGNUM.
3216 (REG_CLASS_CONTENTS): Add sfp.
3217 (REG_ALLOC_ORDER): Likewise.
3218 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
3219 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
3220 of frame_pointer_rtx.
3221 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3223 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
3225 * fold-const.c (tree_expr_nonnegative_p): Only return true for
3226 ABS_EXPR when flag_wrapv is false because of INT_MIN.
3227 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
3229 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
3232 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
3234 Make CONSTRUCTOR use VEC to store initializers.
3235 * c-common.c (complete_array_type): Update to cope with VEC in
3237 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
3238 (pp_c_constructor_elts): New function.
3239 * c-pretty-print.h (pp_c_constructor_elts): Declare.
3240 * c-typeck.c (build_function_call, build_c_cast, digest_init,
3241 struct constructor_stack, struct initializer_stack,
3242 constructor_elements, push_init_level, pop_init_level,
3243 add_pending_init, find_init_member, output_init_element): Update to
3244 cope with VEC in CONSTRUCTOR_ELTS.
3245 * coverage.c (build_fn_info_value, build_ctr_info_value,
3246 build_gcov_info): Likewise.
3247 * expr.c (categorize_ctor_elements_1, store_constructor,
3248 expand_expr_real_1): Likewise.
3249 * fold-const.c (fold_ternary): Likewise.
3250 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3251 gimplify_init_constructor, gimplify_expr): Likewise.
3252 * tree-dump.c (dequeue_and_dump): Likewise.
3253 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3255 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3257 * tree-sra.c (generate_element_init_1): Likewise.
3258 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3259 * tree-ssa-operands.c (get_expr_operands): Likewise.
3260 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3261 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3262 (get_initial_def_for_reduction): Likewise.
3263 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3264 value handle in annotations.
3265 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3266 tree_node_structure): Add support for constr_kind.
3267 (build_vector_from_ctor, build_constructor_single,
3268 build_constructor_from_list): New functions.
3269 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3270 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3271 Update to cope with VEC in CONSTRUCTOR_ELTS.
3272 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3273 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3274 CONSTRUCTOR_APPEND_ELT): New macros.
3275 (struct constructor_elt, struct tree_constructor): New data types.
3276 (union tree_node): Add tree_constructor field.
3277 * treestruct.def: Define TS_CONSTRUCTOR.
3278 * varasm.c (const_hash_1, compare_constant, copy_constant,
3279 compute_reloc_for_constant, output_addressed_constants,
3280 initializer_constant_valid_p, output_constant,
3281 array_size_for_constructor, output_constructor): Update to cope with
3282 VEC in CONSTRUCTOR_ELTS.
3283 * vec.h (VEC_empty, VEC_copy): New macros.
3285 2005-07-19 Devang Patel <dpatel@apple.com>
3287 * dbxout.c (dbxout_type): Check Objective-C++ lang.
3289 2005-07-19 Richard Henderson <rth@redhat.com>
3292 * gimplify.c (gimplify_expr): Use main variant type for the temp
3293 destination for a discarded volatile read.
3294 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3295 casts between non-void types that change volatility.
3297 2005-07-15 DJ Delorie <dj@redhat.com>
3299 * toplev.h: Add comment about the first parameter for warning().
3300 * errors.h: Likewise.
3302 * c.opt (Wpragmas): New.
3303 * doc/invoke.texi: Document it.
3305 * function.c (do_warn_unused_parameter): Add warning control to
3307 * c-decl.c (warn_if_shadowing): Likewise.
3308 * c-lex.c (cb_def_pragma): Likewise.
3309 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3310 (pop_alignment): Likewise.
3311 (handle_pragma_pack): Likewise.
3312 (apply_pragma_weak): Likewise.
3313 (handle_pragma_weak): Likewise.
3314 (handle_pragma_redefine_extname): Likewise.
3315 (add_to_renaming_pragma_list): Likewise.
3316 (handle_pragma_extern_prefix): Likewise.
3317 (maybe_apply_renaming_pragma): Likewise.
3318 (handle_pragma_visibility): Likewise.
3320 * config/c4x/c4x-c.c (BAD): Likewise.
3321 (c4x_parse_pragma): Likewise.
3322 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3323 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3324 (rs6000_pragma_longcall): Likewise.
3325 * config/v850/v850-c.c (pop_data_area): Likewise.
3326 (ghs_pragma_section): Likewise.
3327 (ghs_pragma_section): Likewise.
3328 (ghs_pragma_interrupt): Likewise.
3329 (ghs_pragma_starttda): Likewise.
3330 (ghs_pragma_startsda): Likewise.
3331 (ghs_pragma_startzda): Likewise.
3332 (ghs_pragma_endtda): Likewise.
3333 (ghs_pragma_endsda): Likewise.
3334 (ghs_pragma_endzda): Likewise.
3336 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3337 Kenneth Zadeck <zadeck@naturalbridge.com>
3339 * Makefile.in: Removed tree-promote-statics.c
3340 * tree-promote-statics.c: Removed.
3341 * common.opt: Removed flag-promote-statics.
3343 * passes.c: Removed tree-promote-statics pass.
3344 * tree-pass.h: Ditto.
3345 * timevar.def: Removed TV_PROMOTE_STATICS.
3348 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3350 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3352 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3354 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3357 * c-common.c (check_function_arguments): Call
3358 'check_function_format' if either -Wformat or
3359 -Wmissing-format-attribute are specified.
3360 * c-format.c (check_function_format): Check -Wformat before
3361 calling 'check_format_info'.
3362 * c-opts.c (c_common_post_options): Don't warn for
3363 -Wmissing-format-attribute without -Wformat.
3364 * c-typeck.c (convert_for_assignment): Detect additional cases for
3365 -Wmissing-format-attribute.
3366 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3369 2005-07-19 Richard Guenther <rguenther@suse.de>
3371 * config/i386/i386.md (lrint<mode>2): Use temporary
3372 instead of clobbering non-existent memory.
3374 2005-07-19 Nick Clifton <nickc@redhat.com>
3376 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3377 statement to avoid displaying ASCII control characters.
3379 2005-07-19 Ben Elliston <bje@au.ibm.com>
3381 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3382 * cfganal.c (find_edge_index): Ditto.
3383 * combine.c (combine_instructions): Ditto.
3384 * ddg.c (create_scc): Ditto.
3385 (find_successors): Ditto.
3386 (find_predecessors): Ditto.
3387 (find_nodes_on_paths): Ditto.
3388 (longest_simple_path): Ditto.
3389 * flow.c (update_life_info): Ditto.
3390 (count_or_remove_death_notes): Ditto.
3391 (clear_log_links): Ditto.
3392 * modulo-sched.c (generate_reg_moves): Ditto.
3393 (find_max_asap): Ditto.
3394 (find_max_hv_min_mob): Ditto.
3395 (find_max_dv_min_mob): Ditto.
3396 * sbitmap.c (sbitmap_first_set_bit): Ditto.
3397 * sched-rgn.c (extract_edgelst): Ditto.
3398 * tree-into-ssa.c (prepare_names_to_update): Ditto.
3399 (dump_update_ssa): Ditto.
3400 (ssa_names_to_replace) Ditto.
3401 (switch_virtuals_to_full_rewrite): Ditto.
3402 (update_ssa): Ditto.
3403 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3405 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
3407 Fix PR tree-optimization/22483
3409 * tree-complex.c (create_components): Use
3410 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3411 * tree-flow-inline.h (fill_referenced_var_vec): New function.
3412 * tree-flow.h (safe_referenced_var_iterator): New structure.
3413 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3414 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3415 safe_referenced_var iterator.
3416 (add_type_alias): Ditto.
3418 2005-07-19 Steven Bosscher <stevenb@suse.de>
3420 * loop-init.c (rest_of_handle_loop2): Remove.
3421 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3422 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3423 (pass_rtl_loop_init, pass_rtl_loop_done,
3424 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3425 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
3426 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
3427 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
3428 pass_tree_loop_done, and pass_tree_unswitch.
3429 (gate_loop): Rename to gate_tree_loop.
3430 * passes.c (init_optimization_passes): Update for renamed tree
3431 loop passes. Add the new loop2 passes as subpasses of loop2.
3432 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
3433 Update for the renamed tree loop passes.
3435 2005-07-18 Ian Lance Taylor <ian@airs.com>
3438 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3439 blocks when optimizing.
3441 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3443 * common.opt (frename-registers): Initialize to 2.
3445 (fgcse-after-reload): Ditto.
3446 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3447 (process_options): Only change flag_web, flag_rename_registers,
3448 and flag_rerun_cse_after_loop if not explicitly set by user.
3450 2005-07-18 Jan Beulich <jbeulich@novell.com>
3452 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3453 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3454 in 64-bit mode the same as DImode in 32-bit mode.
3455 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3456 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3457 mode. Add new mode parameter.
3458 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3459 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3460 x86_64_shift_adj): New expanders.
3461 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3462 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3464 Respective new splitters. Use renamed shift splitter helpers in 32-bit
3465 DImode shift splitters.
3466 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3467 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3470 2005-07-18 Jan Beulich <jbeulich@novell.com>
3472 * i386.md (movdi_extzv_1): New.
3473 (zero_extendhidi2): Combine alternatives and never force use of
3475 (zero_extendqidi2): Likewise. Don't restrict input selection.
3477 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3479 Fix PR tree-optimization/22531
3480 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
3483 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3485 * tree-promote-statics.c (pass_promote_statics): Change dump file
3488 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3490 * tree-optimize.c (init_tree_optimization_passes): Add
3491 pass_eliminate_useless_stores pass.
3492 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3493 * tree-ssa-pre.c (is_copy_stmt): New function.
3494 (follow_copies_till_vuse): Ditto.
3495 (do_eustores): Ditto.
3496 (gate_eustores): Ditto.
3498 2005-07-16 Richard Henderson <rth@redhat.com>
3500 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3502 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3503 Kenneth Zadeck <zadeck@naturalbridge.com>
3505 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3506 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3507 ipa-type-escape.h, tree-promote-statics.c
3508 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3509 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3510 tree-promote-statics.c: new files.
3511 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3512 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3513 int nonlocal_set_p, mark_constant_function): Deleted.
3514 (rest_of_handle_cfg): Removed call to mark_constant_function.
3515 (nonoverlapping_component_refs_p): Added calls to support
3516 type based aliasing.
3517 * tree-ssa-alias.c (may_alias_p,
3518 compute_flow_insensitive_aliasing): Ditto.
3519 * calls.c (flags_from_decl_or_type): Removed reference to
3521 * c-typeck.c (convert_arguments): Make builtins tolerant of having
3522 too many arguments. This is necessary for Spec 2000.
3523 * cgraph.h (const_function, pure_function): Removed.
3524 * common.opt: Added "fipa-pure-const", "fipa-reference",
3525 "fipa-type-escape", and "ftree-promote-static".
3527 * passes.c: Added ipa and tree-promote-statics passes.
3528 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3529 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3530 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3531 * tree-flow.h: Added exposed sra calls and addition of
3532 reference_vars_info field for FUNCTION_DECLS.
3533 * tree-pass.h: Added passes.
3534 * tree-sra.c: (sra_init_cache): New function.
3535 (sra_insert_before, sra_insert_after) Made public.
3536 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3538 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3539 aliasing. (may_alias_p): Added code to use type escape analysis to
3541 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3542 code to prune clobbers of static variables based on information
3543 produced in ipa-reference pass. Changed call clobbering so that
3544 statics are not marked as clobbered if the call does not clobber
3547 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3549 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3552 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3554 * doc/install.texi (*-*-solaris2*): Document recommended version
3555 of GNU binutils and mention GNU linker problem on Solaris 10.
3557 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3560 * c-decl.c (c_build_bitfield_integer_type): New function.
3561 (finish_struct): Call it.
3562 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3564 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3566 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3569 2005-07-16 Jan Hubicka <jh@suse.cz>
3571 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3572 (scale_bbs_frequencies_int): Watch roundoff errors.
3573 * predict.c (return_prediction): Initialize return_stmt.
3575 2005-07-16 Jan Hubicka <jh@suse.cz>
3577 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3578 after RTL profiling.
3580 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3583 * fold-const.c (build_range_check): Convert high/low to etype
3584 if we are only comparing against exp.
3586 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3588 Fix PR tree-optimization/22376
3589 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3591 (need_to_solve): New function.
3592 (compute_points_to_sets): Use it.
3594 2005-07-15 Jan Hubicka <jh@suse.cz>
3596 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3597 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3599 2005-07-15 Richard Guenther <rguenther@suse.de>
3601 * c-common.c (handle_flatten_attribute): New function.
3602 Add flatten function attribute.
3603 * doc/extend.texi: Document flatten function attribute.
3604 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3605 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3607 (cgraph_decide_inlining): Handle functions with flatten
3610 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3612 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3613 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3614 UNSPEC_XCHG, UNSPEC_AND): New.
3615 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3616 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3617 * config/rs6000/sync.md (FETCHOP): New code macro.
3618 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3620 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3621 (sync_compare_and_swap<mode>): Same.
3622 (sync_lock_test_and_set<mode>): Same.
3623 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3624 for QImode and HImode, and not PPC405.
3625 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3626 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3627 (sync_<fetchop>{si,di}_internal): New.
3628 (sync_nand{si,di}_internal): New.
3629 (sync_old_<fetchop>{si,di}_internal): New.
3630 (sync_old_nand{si,di}_internal): New
3631 (sync_new_<fetchop>{si,di}_internal): New.
3632 (sync_new_nand{si,di}_internal): New.
3633 (atomic_and{si,di}): New.
3634 (sync_new_nand{si,di}_internal): New.
3635 (atomic_and{si,di}): New.
3636 (sync_add<mode>_internal): Delete.
3637 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3638 (sync_sub<mode>_internal): Delte.
3639 (sync_subshort_internal): New.
3640 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3641 (sync_anddi_internal): Delete.
3642 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3643 (sync_booldi_internal): Delete.
3644 (sync_boolc<mode>_internal): Delete.
3645 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3646 (sync_boolc<mode>_internal2): Delete.
3647 (sync_boolcc<mode>_internal): Delete.
3648 (isync, lwsync): Use unspec instead of unspec_volatile.
3649 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3650 Revert UNSPEC_VOLATILE.
3651 (rs6000_split_atomic_op): New.
3652 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3654 2005-07-14 Eric Christopher <echristo@redhat.com>
3656 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3657 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3659 2005-07-14 Eric Christopher <echristo@redhat.com>
3661 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3663 2005-07-14 Steven Bosscher <stevenb@suse.de>
3665 PR tree-optimization/22230
3666 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3667 the computation of the four cross productions for "range op range".
3669 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3670 Ulrich Weigand <uweigand@de.ibm.com>
3673 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3676 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3678 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3680 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3682 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3684 2005-07-14 Richard Guenther <rguenther@suse.de>
3687 * config/i386/i386-protos.h (ix86_function_value): Change
3688 prototype to match new target hook.
3689 * config/i386/i386.c (ix86_value_regno): Change prototype
3690 to take extra type argument.
3691 (TARGET_FUNCTION_VALUE): Define.
3692 (ix86_function_ok_for_sibcall): Pass extra argument to
3693 ix86_value_regno, check return slot rtx for exact match.
3694 (ix86_function_value): Take extra parameter. Dispatch to
3695 ix86_value_regno with fndecl/fntype as provided.
3696 (ix86_value_regno): Handle extra type argument.
3697 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3699 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3700 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3701 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3702 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3703 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3705 2005-07-14 Richard Guenther <rguenther@suse.de>
3707 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3708 * calls.c (expand_call): Pass fntype to hard_function_value.
3709 (emit_library_call_value_1): Likewise.
3710 * explow.c: Include target.h.
3711 (hard_function_value): Take extra argument, the fntype.
3712 Use new target hook for function_value.
3713 * expr.h (hard_function_value): Change prototype.
3714 * function.c (aggregate_value_p): Pass 0 as fntype to
3715 hard_function_value.
3716 (assign_parms): Use new target hook for function_value.
3717 Pass 0 as fntype to hard_function_value.
3718 (expand_function_end): Likewise.
3719 * reg-stack.c: Include target.h.
3720 (stack_result): Use new target hook for function_value.
3721 * target-def.h: New target hook function_value.
3722 * target.h: Likewise.
3723 * targhooks.c (default_function_value): New function.
3724 * targhooks.h (default_function_value): Declare.
3726 2005-07-13 Ian Lance Taylor <ian@airs.com>
3728 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3730 2005-07-14 Jan Hubicka <jh@suse.cz>
3732 * tree-dfa.c (dump_variable): Use default_def function.
3733 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3734 * tree-ssa.c (verify_use): Likewise.
3735 * tree-ssanames.c (release_ssa_name): Likewise.
3736 * tree-tailcall.c (eliminate_tail_call): Likewise.
3737 (tree_optimize_tail_calls_1): Likewise.
3738 * tree-vrp.c (get_value_range): Likewise.
3740 2005-07-14 Ben Elliston <bje@au.ibm.com>
3742 * gcc.c (main): Compare language[0] with '*' when iterating over
3745 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3747 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3748 "s390_emit_compare". Add handling of CCZ1mode.
3749 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3750 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3752 (s390_branch_condition_mask): Add CCZ1mode handling.
3753 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3754 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3755 Use CCZ1mode instead of CCZmode.
3756 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3758 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3760 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3762 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3764 2005-07-13 Eric Christopher <echristo@redhat.com>
3766 * config/mips/mips.c (mips_canonicalize_comparison): New.
3767 (mips_emit_int_relational): Use.
3769 2005-07-13 Eric Christopher <echristo@redhat.com>
3771 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3773 * config/s390/s390.md: Include tpf.md. Move tpf specific
3775 * config/s390/tpf.md: To here.
3776 * config/s390/s390.opt: Move tpf specific options...
3777 * config/s390/tpf.opt: to here. Add mmain option.
3778 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3779 * config/s390/tpf.h: Rewrite.
3781 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3783 * doc/tm.texi: Remove @xref{Cross-profiling}.
3785 2005-07-13 Jeff Law <law@redhat.com>
3787 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3788 expressions, test their _DECL operands for pointer equality rather
3789 than using operand_equal_p.
3791 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3793 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3794 (TARGET_POSIX_IO): This.
3795 * config/darwin.h: Likewise.
3796 * config/freebsd.h: Likewise.
3797 * config/linux.h: Likewise.
3798 * config/lynx.h: Likewise.
3799 * config/netbsd.h: Likewise.
3800 * config/rs6000/linux64.h: Likewise.
3801 * config/rs6000/linux.h: Likewise.
3802 * config/s390/tpf.h: Likewise.
3803 * config/sh/embed-elf.h: Likewise.
3804 * config/sparc/linux64.h: Likewise.
3805 * config/sparc/linux.h: Likewise.
3806 * config/svr4.h: Likewise.
3807 * gcov-io.h: Likewise.
3809 * doc/tm.texi: Updated.
3811 * libgcov.c (create_file_directory): Defined only if
3812 TARGET_POSIX_IO is defined.
3813 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3816 2005-07-13 Jan Hubicka <jh@suse.cz>
3818 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3820 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3822 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3823 structure as argument.
3825 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3827 PR tree-optimization/21921
3828 * tree-iterator.c (tsi_link_before): Support the case when
3829 tsi_end_p (tsi) == true.
3831 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3833 PR tree-optimization/22442
3834 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3837 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3839 PR rtl-optimization/20376
3840 * toplev.c (process_options): Enable -fweb and -frename-registers when
3842 * doc/invoke.texi: Update the information about when -fweb and
3843 -frename-registers are enabled.
3845 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3848 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3849 if *rhs_p is not a SSA_NAME.
3851 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3853 Fix PR tree-optimization/22422
3854 * tree-ssa-structalias.c (struct variable_info): Add flag for
3856 (get_varinfo): Now a static function.
3857 (new_varinfo): init has_union and is_special_var to false.
3858 (solution_set_add): Check has_union.
3859 (do_da_constraint): Move temporary variable so it gets reset
3861 Also check for special variable.
3862 (do_ds_constraint): Ditto.
3863 (do_sd_constraint): Ditto.
3864 (do_structure_copy): Check for special variable.
3865 (find_func_aliases): Ditto.
3866 (init_base_vars): Set special vars properly.
3868 2005-07-13 Jan Hubicka <jh@suse.cz>
3870 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3873 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3874 (get_expr_operands): Fix thinko wrt flags and subvars.
3876 PR tree-optimize/22379
3877 * tree-inline.c (expand_call_inline): Do not output sorry in early
3880 2005-07-12 Dale Johannesen <dalej@apple.com>
3882 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3884 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3887 * host-linux.h: Include limits.h.
3889 2005-07-12 Dale Johannesen <dalej@apple.com>
3891 * expr.c (compress_float_constant): Add cost check.
3892 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3894 2005-07-12 Dale Johannesen <dalej@apple.com>
3896 * gcc.target/i386/compress-float-sse.c: New.
3897 * gcc.target/i386/compress-float-sse-pic.c: New.
3898 * gcc.target/i386/compress-float-387.c: New.
3899 * gcc.target/i386/compress-float-387-pic.c: New.
3900 * gcc.dg/compress-float-ppc.c: New.
3901 * gcc.dg/compress-float-ppc-pic.c: New.
3903 2005-07-12 Eric Christopher <echristo@redhat.com>
3905 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3907 * config/s390/s390.md: Include tpf.md. Move tpf specific
3909 * config/s390/tpf.md: To here.
3910 * config/s390/s390.opt: Move tpf specific options...
3911 * config/s390/tpf.opt: to here. Add mmain option.
3912 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3913 * config/s390/tpf.h: Rewrite.
3915 2005-07-12 Eric Christopher <echristo@redhat.com>
3917 * gcc.c (struct infile): Update comment for language.
3918 (main): Rewrite input file resetting code.
3920 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3923 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3924 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3925 (lookup_avail_expr): Use constant_boolean_node instead
3926 of boolean_false_node/boolean_true_node.
3928 2005-07-12 Ben Elliston <bje@au.ibm.com>
3930 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3931 and use it when printing num_edges.
3933 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3935 * doc/extend.texi (Blackfin Built-in Functions): New section.
3936 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3939 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3941 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3942 s/cmpstrsi/cmpstrnsi
3943 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3945 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3946 (init_optabs): Initialize cmpstrn_optab.
3947 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3948 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3949 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3950 * config/i386/i386.md: s/cmpstr/cmpstrn
3951 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3952 * doc/md.texi: Update documentation.
3954 2005-07-11 Richard Henderson <rth@redhat.com>
3956 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3957 build_va_arg_indirect_ref.
3958 (alpha_gimplify_va_arg): Likewise.
3959 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3960 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3961 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3962 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3963 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3964 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3966 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3968 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3970 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3971 * passes.c (init_optimization_passes): Add pass_empty_loop.
3972 * tree-pass.h (pass_empty_loop): Declare.
3973 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3974 try_remove_empty_loop, remove_empty_loops): New functions.
3975 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3976 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3978 2005-07-12 Peter Barada <peter@the-baradas.com>
3982 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3983 in address registers.
3984 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3985 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3986 alternative of addsi3_5200.
3988 2005-07-11 Ian Lance Taylor <ian@airs.com>
3990 * config/mips/mips.md (ffs<mode>2): Remove.
3992 2005-07-11 Ian Lance Taylor <ian@airs.com>
3994 * doc/tree-ssa.texi (Cleanups): Improve description of
3996 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3998 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4000 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
4001 * tree.h (DECL_ARGUMENT_FLD): New macro.
4003 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
4005 Fix PR tree-optimization/22404
4007 * tree-ssa-structalias.c (create_variable_info_for): Use
4010 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
4012 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
4013 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
4014 for second comparison operand.
4015 * config/bfin/predicates.md (reg_or_const_int_operand): New.
4017 * config/bfin/bfin.md (define_attr "type"): Add "sync".
4018 (define_insn_reservation "alu"): Likewise.
4019 (csync, ssync): Now of type sync.
4020 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
4021 -mcsync-anomaly -mspecld-anomaly.
4022 * config/bfin/bfin.opt (mcsync): Remove.
4023 (mcsync-anomaly, mspecld-anomaly): Add.
4024 * config/bfin/bfin.c: Include "insn-codes.h".
4025 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
4026 (TARGET_DEFAULT_TARGET_FLAGS): New.
4027 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
4029 2005-07-11 Steven Bosscher <stevenb@suse.de>
4031 * basic-block.h: Give the BB flags enum a name, bb_flags.
4032 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
4033 * cfgcleanup.c (enum bb_flags): Remove here.
4034 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
4035 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
4036 (update_forwarder_flag): Likewise.
4037 (thread_jump): Likewise.
4038 (try_forward_edges): Likewise.
4039 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
4040 forwarder flags. Don't clear bb->aux for all basic blocks. Only
4041 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
4043 2005-07-11 Richard Guenther <rguenther@suse.de>
4045 * config/i386/i386.opt: New target option -msseregparm.
4046 * config/i386/i386.c (override_options): Error out for
4047 -msseregparm but no SSE support.
4048 (ix86_function_sseregparm): Check for global sseregparm.
4049 * doc/invoke.texi: Document -msseregparm.
4051 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4053 * config.gcc (m32r-*-linux*): Use the default extra_parts.
4054 (m32rle-*-linux*): Ditto.
4056 2005-07-11 Jakub Jelinek <jakub@redhat.com>
4058 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
4059 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
4062 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4066 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
4067 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
4069 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
4071 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
4072 (varmap): Heapify varmap.
4073 (constraints): Heapify constraints.
4074 (struct constraint_graph): Heapify succs and preds.
4075 (constraint_vec_find): Update for heapification.
4076 (constraint_set_union): Ditto.
4077 (insert_into_complex): Ditto.
4078 (constraint_edge_vec_find): Ditto.
4079 (erase_graph_self_edge): Ditto.
4080 (add_graph_edge): Ditto.
4081 (get_graph_weights): Ditto.
4082 (merge_graph_nodes): Ditto.
4083 (build_constraint_graph): Ditto.
4084 (topo_visit): Ditto.
4085 (solve_graph): Ditto.
4086 (create_variable_info_for): Ditto.
4087 (init_base_vars): Ditto.
4088 (delete_points_to_sets): Free graph, varmap, and complex constraints.
4089 (condese_varmap_nodes): Free complex vector.
4090 (clear_edges_for_node): Clear succs and preds vector.
4092 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4094 * tree-ssa-structalias.c (update_alias_info): Change counting of
4095 references to not include vdefs.
4097 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
4099 * tree-ssa-alias.c (free_used_part_map): Add missing free.
4102 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4104 * pa.c (pa_commutative_p): Make PLUS commutative when
4105 TARGET_NO_SPACE_REGS is true.
4107 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4109 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
4110 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
4111 * tree-dfa.c (dump_subvars_for): New.
4112 (debug_subvars_for): New.
4113 (dump_variable): Show subvariables if VAR has them.
4114 * tree-flow-inline.h (get_subvar_at): New.
4115 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
4116 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
4118 (struct subvar): Change fields offset and size to unsigned
4120 (dump_subvars_for): Declare.
4121 (debug_subvars_for): Declare.
4122 (get_subvar_at): Declare.
4123 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
4124 to unsigned HOST_WIDE_INT *.
4125 (overlap_subvar): Likewise.
4126 * tree-gimple.c (is_gimple_reg): Always return false for
4127 SFTs and memory tags.
4128 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
4130 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
4131 (compute_may_aliases): Call compute_points_to_sets.
4132 (collect_points_to_info_for): Remove.
4133 (compute_points_to_and_addr_escape): Remove.
4134 (delete_alias_info): Call delete_points_to_sets.
4135 (compute_flow_sensitive_aliasing): If the call to
4136 find_what_p_points_to returns false, call set_pt_anything.
4137 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
4138 (set_pt_anything): Clear pi->pt_vars.
4139 (set_pt_malloc): Remove.
4140 (merge_pointed_to_info): Remove.
4141 (add_pointed_to_expr): Remove.
4142 (add_pointed_to_var): Remove.
4143 (collect_points_to_info_r): Remove.
4144 (is_escape_site): Make extern.
4146 (create_overlap_variables_for): Call it.
4147 * tree-ssa-copy.c (merge_alias_info): Never merge
4148 flow-sensitive alias information.
4149 * tree-ssa-operands.c (get_expr_operands): Adjust variables
4150 offset and size to be unsigned HOST_WIDE_INT.
4151 (add_to_addressable_set): Rename from note_addressable.
4152 Set TREE_ADDRESSABLE as the variables are added to the set.
4154 (add_stmt_operand): Do not try to micro-optimize unmodifiable
4155 operands into VUSEs when adding V_MAY_DEFs for members in an
4157 * tree-ssa-operands.h (add_to_addressable_set): Declare.
4158 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
4159 (struct variable_info): Add bitfield is_heap_var.
4160 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
4161 (new_var_info): Initialize is_heap_var.
4162 (get_constraint_for): Add HEAP variables to the symbol table.
4163 Mark them with is_heap_var.
4164 (update_alias_info): New. Taken mostly from the old
4165 compute_points_to_and_addr_escape.
4166 (handle_ptr_arith): New.
4167 (find_func_aliases): Call update_alias_info.
4168 Call handle_ptr_info for tcc_binary expressions.
4169 Call mark_stmt_modified.
4170 (create_variable_info_for): If DECL has subvars, do not create
4171 variables for its subvars. Always add all the fields.
4172 (set_uids_in_ptset): If the solution includes ANYOFFSET and
4173 SFTs, then add all the SFTs of the structure.
4174 If VI->DECL is an aggregate with subvariables, add the SFT at
4176 (find_what_p_points_to): If VI is an artificial variable,
4177 translate to bitfields in SSA_NAME_PTR_INFO.
4178 If the solution is empty, set pi->pt_vars to NULL
4179 (init_base_vars): Create ANYOFFSET.
4180 (compute_points_to_sets): Rename from create_alias_vars.
4182 (pass_build_pta): Remove.
4183 (delete_points_to_sets): Rename from delete_alias_vars.
4184 (pass_del_pta): Remove.
4185 * tree-ssa-structalias.h (struct alias_info): Move from
4187 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
4188 NUM_REFERENCES_SET): Likewise.
4189 (compute_points_to_sets, delete_points_to_sets): Declare.
4191 2005-07-09 Richard Henderson <rth@redhat.com>
4193 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
4194 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
4195 alpha_split_lock_test_and_set_12): New functions.
4196 * config/alpha/alpha-protos.h: Update.
4197 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
4198 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
4199 * config/alpha/sync.md (I12MODE): New.
4200 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
4201 (sync_<fetchop_name><I48MODE>): Likewise.
4202 (sync_nand<I48MODE>): Likewise.
4203 (sync_old_<fetchop_name><I48MODE>): Likewise.
4204 (sync_new_<fetchop_name><I48MODE>): Likewise.
4205 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4206 (sync_compare_and_swap<I48MODE>): Likewise.
4207 (sync_lock_test_and_set<I48MODE>): Likewise.
4208 (sync_compare_and_swap<I12MODE>): New.
4209 (sync_compare_and_swap<I12MODE>_1): New.
4210 (sync_lock_test_and_set<I12MODE>): New.
4211 (sync_lock_test_and_set<I12MODE>_1): New.
4213 2005-07-09 Diego Novillo <dnovillo@redhat.com>
4217 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
4219 2005-07-09 Jakub Jelinek <jakub@redhat.com>
4221 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
4222 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
4224 2005-07-09 Richard SAndiford <richard@codesourcery.com>
4227 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4229 2005-07-08 David Edelsohn <edelsohn@gnu.org>
4231 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
4232 memory_operand constraint.
4233 (store_conditional_<mode>): Same.
4234 (sync_compare_and_swap<mode>): Same.
4235 (sync_lock_test_and_set<mode>): Same.
4237 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
4239 Rewrite PIC support to more closely model actual instructions.
4240 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
4241 (cris_symbol): Remove prototypes for removed functions.
4242 (cris_pic_symbol_type_of, cris_valid_pic_const)
4243 (cris_expand_pic_call_address): Prototypes for new functions.
4244 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
4246 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
4248 <case ':'>: Add case for new punctuation character.
4249 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4250 emitting (extra) PIC modifier.
4251 <case UNSPEC>: Do not assert for PLT.
4252 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4253 (cris_expand_prologue, cris_expand_epilogue): Check
4254 for pic_offset_table_rtx usage instead of taking
4255 current_function_uses_pic_offset_table as the final word.
4256 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4257 Remove flag_pic difference.
4258 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4259 the moral equivalents of...
4260 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4262 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4263 (cris_handle_option): Mark ARG as unused.
4264 (cris_expand_pic_call_address): New worker function for "call",
4266 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4267 output PIC constructs here.
4268 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4269 as symbol-specific modifers, not whole or part of operands.
4270 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4271 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4272 constants and flag_pic.
4273 (CONSTANT_INDEX_P): Adjust for new functions.
4274 (enum cris_pic_symbol_type): New helper type.
4275 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4276 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4277 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4279 ("movsi"): Emit actual instructions for GOT and relative access.
4280 ("*movsi_got_load"): New pattern to set up the register holding
4282 ("*movsi_internal"): Operand 1 is not a plain general_operand.
4283 Adjust FIXME for 'S'.
4284 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4285 Use "movs" for -fpic cases.
4286 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4287 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4288 ("call", "call_value"): Just call cris_expand_pic_call_address for
4290 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4291 Remove special pattern.
4292 ("*expanded_call_side", "*expanded_call_value_side"): New
4294 (gotplt-to-plt, gotplt-to-plt-side-call)
4295 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4297 * config/cris/cris/predicates.md
4298 ("cris_general_operand_or_gotless_symbol"): Remove unused
4300 ("cris_general_operand_or_symbol"): Adjust for new functions.
4302 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4304 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4306 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4308 * Makefile.in (TREE_H): Add treestruct.def.
4309 (c-decl.o): Add pointer-set.h
4310 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4311 visibility on regular DECL's.
4312 (merge_decls): Fix the copying of decl nodes of various types for
4313 the new structures. Don't update RTL, section name, weak status,
4314 etc, on DECL's without RTL.
4315 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4316 Don't check volatile on non-variable types.
4317 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4318 to check whether we have seen arguments.
4319 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4320 flag is checked before field (flag is common, field is not).
4321 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4322 TS_DECL_COMMON could have an origin.
4323 (add_location_or_const_value_attribute): Don't check section name
4324 on non-var/function decls.
4325 (dwarf2out_var_location): Reverse order of tests.
4326 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4327 with DECL_WRTL_CHECK.
4328 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4329 * fold-const.c (fold_binary): Don't check weakness on
4330 non-var/function decls.
4331 (tree_expr_nonzero_p): Ditto.
4332 (fold_checksum_tree): Use tree_decl_extra as sizeof
4334 * ggc-page.c (extra_order_size_table): Add sizes for
4335 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4337 * gimplify.c (gimplify_bind_expr): Only set
4338 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4339 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4341 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4342 * langhooks.h (init_ts). New langhook.
4343 * passes.c (rest_of_decl_compilation): Reverse order of tests.
4344 * print-tree.c (print_node): Update to only print fields that
4345 exist in the structures the passed decl has.
4346 * toplev.c (wrapup_global_declarations): Don't reset
4347 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4348 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4349 * tree-inline.c (remap_decl): Ditto.
4350 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4351 * tree-pretty-print.c (print_declaration): Don't print
4352 DECL_REGISTER on things that don't contain it.
4353 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4354 non-var/function decls.
4355 * tree.c (tree_contains_struct): New structure.
4356 (init_priority_for_decl): New hashtable.
4357 (tree_int_map): New structure.
4358 (tree_int_map_eq): New function.
4359 (tree_int_map_marked_p): Ditto.
4360 (tree_int_map_hash): Ditto.
4361 (tree_map): Move to tree.h.
4362 (tree_map_eq): Externalize.
4363 (tree_map_hash): Ditto.
4364 (tree_map_marked_p): Ditto.
4365 (init_ttree): Set up tree_contains_struct and call langhook.
4366 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4367 (tree_code_size): Update for new structures.
4368 (tree_node_structure): Update for new structures.
4369 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4371 (copy_node_stat): Copy init priority.
4372 (build_decl_stat): Ditto for visibility.
4373 (ts_enum_names): New.
4374 (tree_contains_struct_check_failed): New function.
4375 (decl_init_priority_lookup): Ditto.
4376 (decl_init_priority_insert): Ditto.
4377 * treestruct.def: New file.
4378 * tree.h (CODE_CONTAINS_STRUCT): New macro.
4379 (CONTAINS_STRUCT_CHECK): Ditto.
4380 (tree_contains_struct_check_failed): New prototype.
4381 (DECL_CHECK): Removed.
4382 (DECL_MINIMAL_CHECK): New.
4383 (DECL_COMMON_CHECK): Ditto.
4384 (DECL_WRTL_CHECK): Ditto.
4385 (DECL_NON_COMMON_CHECK): Ditto.
4386 (DECL_WITH_VIS_CHECK): Ditto.
4387 (VAR_OR_FUNCTION_DECL_P): Ditto
4388 (struct tree_decl_minimal): New structure.
4389 (struct tree_decl_common): Ditto.
4390 (struct tree_decl_with_rtl): Ditto.
4391 (struct tree_decl_with_vis): Ditto.
4392 (struct tree_decl_non_common): Ditto.
4393 (struct tree_field_decl): Ditto.
4394 (struct tree_parm_decl): Ditto.
4395 (struct tree_var_decl): Ditto.
4396 (struct tree_function_decl): Ditto.
4397 (struct tree_const_decl): Ditto.
4398 (struct tree_result_decl): Ditto.
4399 (union tree_node): Add new structures.
4400 * var-tracking.c (track_expr_p): Reverse order of tests.
4402 * doc/c-tree.texi: Add documentation on DECL node internal structure.
4404 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4406 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4407 * system.h: Poison FINALIZE_PIC.
4408 * doc/tm.texi (FINALIZE_PIC): Remove.
4410 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4413 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4414 to the correct type if we have a MODIFY_EXPR.
4416 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4418 PR tree-optimization/22360
4419 * tree.c (upper_bound_in_type): Fix calculations for casting
4420 to a non-wider signed type and casting a signed value to a
4421 wider unsigned type.
4422 (lower_bound_in_type): Fix calculations for casting to a
4423 non-wider signed type.
4425 PR tree-optimization/20139
4426 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
4428 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
4429 fold_cond_expr_cond.
4430 * tree-ssanames.c (release_defs): Assert in_ssa_p.
4431 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
4433 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4436 * tree-complex.c (expand_complex_libcall): Produce
4437 REALPART_EXPR/IMAGPART_EXPR with the correct type.
4439 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4441 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4442 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4443 b" assert and inserted fastpath code for this case.
4444 (bitmap_ior): Removed "a != b" assert.
4446 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4448 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4449 (ENDFILE_SPEC): Likewise.
4450 * config/m32r/m32r.h (ASM_SPEC): Likewise.
4452 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4453 a large stack frame at epilogue.
4455 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
4457 * final.c: Include sdbout.h when required.
4459 2005-07-07 Geoffrey Keating <geoffk@apple.com>
4461 * config.gcc (*-*-darwin*): Only one target-specific header file
4463 (powerpc-*-darwin*): Add version-specific header files.
4464 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4465 * config.in: Regenerate.
4466 * configure: Regenerate.
4467 * gcc.c: Include xregex.h.
4468 (version_compare_spec_function): New.
4469 (spec_function): Add version-compare.
4470 (replace_outfile_spec_function): Reformat comment.
4471 (compare_version_strings): New.
4472 * config/darwin-c.c (version_as_macro): New.
4473 (builtin_define): New.
4474 (darwin_cpp_builtins): New.
4475 * config/darwin-protos.h (darwin_cpp_builtins): New.
4476 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4477 (LIB_SPEC): Make unconditional, update comment.
4478 (TARGET_C99_FUNCTIONS): Define.
4479 * config/darwin.opt: Sort.
4480 (mmacosx-version-min=): New.
4481 * config/darwin7.h: Delete.
4482 * config/darwin8.h: Delete.
4483 * config/i386/darwin.h (): Call darwin_cpp_builtins.
4484 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4485 (TARGET_C99_FUNCTIONS): Define.
4486 * config/rs6000/darwin7.h: New.
4487 * config/rs6000/darwin8.h: New.
4488 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4489 (-mmacosx-version-min): Document.
4491 2005-07-07 Ian Lance Taylor <ian@airs.com>
4493 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4495 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
4498 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4500 2005-07-07 Khem Raj <kraj@mvista.com>
4502 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4503 in bytes, not words.
4505 2005-07-07 Paul Brook <paul@codesourcery.com>
4507 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4508 DEFAULT_FUNCTION_ARG_PADDING to upward.
4510 2005-07-07 Richard Henderson <rth@redhat.com>
4512 * function.c (locate_and_pad_parm): Record parameter alignment in
4513 stack_alignment_needed.
4515 2005-07-07 David Edelsohn <edelsohn@gnu.org>
4517 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4518 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4519 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4520 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4521 (define_attr "type"): Add isync, sync, load_l, store_c.
4522 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4523 Create scratch volatile MEM.
4524 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
4526 (load_locked_<mode>): New.
4527 (store_conditional_<mode>): New.
4528 (sync_compare_and_swap<mode>): Replace with splitter.
4529 (sync_lock_test_and_set<mode>): Replace with splitter.
4530 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4532 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
4533 is ics. Attribute isync.
4534 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
4536 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4537 and UNSPECV_SYNC_OP.
4538 (emit_unlikely_jump): New.
4539 (emit_load_locked): New.
4540 (emit_store_conditional): New.
4541 (rs6000_split_compare_and_swap): New.
4542 (rs6000_split_lock_test_and_set): New.
4543 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4544 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4545 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4546 rs6000_split_lock_test_and_set): Declare.
4547 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4548 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4549 store_c, isync, sync.
4551 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4553 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4554 filenames to gtyp-gen.h.
4555 (s-typ-gen): Use it in place of for loops.
4557 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4559 * hooks.c (hook_bool_rtx_int_false): New function.
4560 * hooks.h (hook_bool_rtx_int_false): Declare.
4561 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4562 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4563 * target.h (struct gcc_target): Add commutative_p member.
4564 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4565 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4566 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4567 (pa_commutative_p): New function.
4568 * jump.c (target.h): Include.
4569 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4570 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4572 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4574 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4575 (s390_expand_setmem): New.
4576 * config/s390/s390.c: Likewise.
4577 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4579 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4580 general_operand. Call new function "s390_expand_setmem".
4581 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4582 ("setmem_long", "*setmem_long"): ... this.
4584 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4586 * config/s390/s390.c: (optimization_options): Enable
4587 TARGET_MVCLE at -Os.
4588 * doc/invoke.texi: Document changes in default behaviour.
4589 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4591 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4593 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4594 defined by back-end.
4596 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4598 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4599 all sets in the pattern.
4600 * config/rs6000/rs6000.md (stack_protect_testsi,
4601 stack_protect_testdi): Likewise.
4603 2005-07-06 Jeff Law <law@redhat.com>
4605 * tree-vrp.c (simplify_using_ranges): Kill.
4606 (vrp_finalize): Remove call to simplify_using_ranges.
4607 (simplify_stmt_using_ranges): New function extracted from
4608 simplify_using_ranges.
4609 (simplify_div_or_mod_using_ranges): Likewise.
4610 (simplify_abs_using_ranges): Likewise.
4611 (simplify_cond_using_ranges): New function.
4612 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4613 * tree-ssa-propagate.c (substitute_and_fold): Call
4614 simplify_stmt_using_ranges if we have range information.
4616 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4618 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4619 ia64_flag_schedule_isns2.
4621 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4622 reading/writing general registers.
4623 (ia64_function_arg): Revert 2005-06-18 change.
4625 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4627 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4628 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4630 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4632 * function.c (expand_function_end): Revert part of 2005-06-27
4633 patch. Do sjlj_emit_function_exit_after after return_label.
4635 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4637 * doc/install.texi (--disable-libssp): New.
4639 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4641 * doc/invoke.texi: Update -fforce-mem documentation.
4642 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4643 code for -fforce-mem.
4644 * expmed.c: (store_bit_field,store_fixed_bit_field,
4645 extract_bit_field): Ditto.
4646 * expr.c: (convert_move): Ditto.
4647 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4648 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4649 emit_conditional_add,expand_float,expand_fix): Ditto.
4650 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4651 (common_handle_option): Issue warning when -fforce-mem specified.
4653 2005-07-06 Paul Brook <paul@codesourcery.com>
4655 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4657 * configure: Regenerate.
4659 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4661 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4663 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4665 Fix PR tree-optimization/22319
4666 Fix PR tree-optimization/22140
4667 Fix PR tree-optimization/22310
4669 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4670 variable sized types.
4671 Use correct type for intermediate structure on *a = *b structure
4674 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4676 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4678 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4679 (machine_function): Move typedef to...
4680 * config/rs6000/rs6000.c (machine_function): ... here. Add
4681 varargs_save_offset field.
4682 (rs6000_stack_t): Remove varargs_size field.
4683 (setup_incoming_varargs): Allocate varargs save area using
4684 assign_stack_local, try to make it as small as possible.
4685 Save offset from virtual_stack_vars_rtx to the save area
4686 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4687 instead of magic 8 when fp word byte size is used.
4688 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4689 instead of -RS6000_VARARGS_SIZE.
4690 (rs6000_stack_info, debug_stack_info,
4691 rs6000_initial_elimination_offset): Remove all traces of
4693 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4694 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4695 RS6000_VARARGS_AREA.
4697 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4699 PR tree-optimization/21963
4700 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4701 constant_multiple_of in the same way get_computation_cost_at does.
4703 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4705 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4706 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4707 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4708 and return its previous value.
4709 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4710 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4712 (stack_protect_set, stack_protect_test): New expanders.
4713 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4714 stack_protect_testdi): New insns.
4715 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4716 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4718 2005-07-06 Jeff Law <law@redhat.com>
4720 * tree-ssa-dce.c (cfg_altered): New global.
4721 (tree_dce_init): Initialize cfg_altered.
4722 (remove_dead_stmt): If we remove an edge in the CFG, then set
4724 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4727 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4729 * Makefile.in (stamp-collect-ld): Use
4730 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4731 ./collect-ld if it already exists.
4732 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4733 Don't remove ./nm if it already exists.
4735 2005-07-05 Devang Patel <dpatel@apple.com>
4737 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4738 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4739 * tree-vectorizer.c (vect_loop_location): New.
4740 (vect_print_dump_info): Use vect_loop_location.
4741 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4742 (vectorize_loops): Set vect_loop_location.
4743 * tree-vect-analyze.c (vect_analyze_offset_expr,
4744 vect_determin_vectorization_factor, vect_analyze_operations,
4745 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4746 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4747 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4748 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4749 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4750 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4751 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4752 vect_analyze_loop): Adjust vect_print_dump_info API.
4753 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4754 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4755 vect_finish_stmt_generation, vectorizable_assignment,
4756 vectorizable_operation, vectorizable_store, vectorizable_load,
4757 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4758 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4759 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4760 vect_transform_loop): Same.
4761 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4762 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4765 2005-07-05 Randolph Chung <tausq@debian.org>
4767 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4768 * configure: Regenerate.
4769 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4770 (pa_tls_referenced_p): Declare.
4771 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4772 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4773 (legitimize_tls_address): New.
4774 (hppa_legitimize_address): Handle TLS addresses.
4775 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4776 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4777 (emit_move_sequence): Handle TLS addresses.
4778 (pa_encode_section_info): Call default handler to handle common
4780 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4781 (CONSTANT_ADDRESS_P): Reject TLS operands.
4782 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4783 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4784 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4785 (UNSPEC_TLSLE): Define new constants.
4786 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4787 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4788 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4789 (tie_symbolic_operand, tle_symbolic_operand): New
4791 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4793 * aclocal.m4: Update macros for autoconf 2.59 style.
4794 * configure.ac: Likewise.
4796 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4798 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4799 (function_arg): Pass small aggregates in general registers on 32-bit
4801 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4803 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4805 * Makefile.in (final.o): Fix dependencies.
4807 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4811 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4812 * langhooks.c (lhd_expr_to_decl): New.
4813 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4815 (LANG_HOOKS_INITIALIZER): Update.
4816 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4817 expr_to_decl langhook.
4818 * c-tree.h (c_expr_to_decl): Declare.
4819 * c-typeck.c (c_expr_to_decl): New.
4820 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4822 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4824 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4827 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4828 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4830 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4832 * Makefile.in: Adjust dependencies.
4833 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4834 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4835 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4836 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4837 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4838 rest_of_compilation.
4840 * bb-reorder.c (gate_duplicate_computed_gotos,
4841 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4842 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4843 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4844 pass_partition_blocks): New.
4845 * bt-load.c (gate_handle_branch_target_load_optimize,
4846 rest_of_handle_branch_target_load_optimize,
4847 pass_branch_target_load_optimize): New.
4848 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4850 * cfglayout.c (pass_insn_locators_initialize): New.
4851 * cfgrtl.c (pass_free_cfg): New.
4852 * combine.c (gate_handle_combine, rest_of_handle_combine,
4854 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4855 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4856 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4857 * except.c (pass_set_nothrow_function_flags,
4858 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4860 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4861 rest_of_handle_shorten_branches, pass_shorten_branches,
4862 rest_of_clean_state, pass_clean_state): New.
4863 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4864 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4865 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4867 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4868 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4869 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4870 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4872 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4873 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4874 pass_rtl_ifcvt, gate_handle_if_after_combine,
4875 rest_of_handle_if_after_combine, pass_if_after_combine,
4876 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4877 pass_if_after_reload): New.
4878 * integrate.c (pass_initial_value_sets): New.
4879 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4880 pass_purge_lineno_notes): New.
4881 * mode-switching.c (rest_of_handle_mode_switching,
4882 pass_mode_switching): New.
4883 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4884 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4886 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4887 pass_loop_optimize): New.
4888 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4890 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4892 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4893 pass_postreload_cse): New.
4894 * profile.c (gate_handle_profiling, pass_profiling,
4895 rest_of_handle_branch_prob, pass_branch_prob): New.
4896 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4897 pass_split_before_regstack, gate_handle_split_before_regstack,
4898 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4899 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4900 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4901 pass_stack_regs): New.
4902 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4903 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4904 pass_stack_adjustments): New.
4905 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4906 pass_regrename): New.
4907 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4908 pass_delay_slots, gate_handle_machine_reorg,
4909 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4910 * rtl.h (extern void purge_line_number_notes): New.
4911 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4912 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4914 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4916 * value-prof.c (gate_handle_value_profile_transformations,
4917 rest_of_handle_value_profile_transformations,
4918 pass_value_profile_transformations): New.
4919 * var-tracking.c (gate_handle_var_tracking,
4920 pass_variable_tracking): New.
4921 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4923 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4924 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4925 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4926 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4927 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4928 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4929 rest_of_handle_gcse2, rest_of_handle_regmove,
4930 rest_of_handle_tracer, rest_of_handle_if_conversion,
4931 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4932 rest_of_handle_web, rest_of_handle_branch_prob,
4933 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4934 rest_of_handle_jump_bypass, rest_of_handle_combine,
4935 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4936 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4937 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4938 rest_of_handle_mode_switching, rest_of_handle_jump,
4939 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4940 rest_of_handle_flow2, rest_of_handle_jump2,
4941 rest_of_handle_peephole2, rest_of_handle_postreload,
4942 rest_of_handle_shorten_branches, rest_of_clean_state,
4943 rest_of_compilation): Remove.
4945 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4946 * passes.c (dump_flags, in_gimple_form, all_passes,
4947 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4948 register_dump_files, next_pass_1, last_verified, execute_todo,
4949 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4950 from tree-optimize.c.
4951 (init_optimization_passes): Moved from tree-optimize.c,
4952 adding the RTL optimizations.
4953 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4954 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4955 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4956 register_dump_files, next_pass_1, last_verified, execute_todo,
4957 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4958 init_tree_optimization_passes, ipa_passes): Delete.
4959 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4961 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4962 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4964 (ipa_passes): Remove.
4965 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4966 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4967 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4968 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4969 (dump_info_p, dump_flag): Moved to tree-dump.h.
4971 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4973 * passes.c (finish_optimization_passes): Use dump_begin
4974 and dump_end, TDI_end.
4975 (gate_rest_of_compilation): New.
4976 (pass_rest_of_compilation): Use it.
4977 (gate_postreload, pass_postreload): New.
4978 * toplev.c (general_init): Rename init_tree_optimization_passes.
4979 * toplev.h (init_tree_optimization_passes): Rename to
4980 init_optimizations_passes.
4981 * tree-dump.c (dump_flag): Make static.
4982 (dump_files): Remove RTL dumps.
4983 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4984 pass_cleanup_cfg, pass_free_cfg_annotations,
4985 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4986 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4987 * tree-pretty-print.c: Include tree-pass.h.
4988 * cgraph.c: Include tree-dump.h.
4990 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4992 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4993 Only fall back to saying it points to readonly memory if
4996 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4998 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4999 * config/m32r/m32r.c (m32r_compute_frame_size,
5000 m32r_expand_prologue): Take current_function_profile into
5001 account whenever we reference
5002 current_function_uses_pic_offset_table.
5003 (m32r_finalize_pic): Remove.
5004 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
5006 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
5008 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
5009 instead of $<. Don't remove ./as if it already exists.
5011 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5014 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
5015 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
5016 for complex modes when generating code for PA 1.0.
5017 (VALID_FP_MODE_P): New macro.
5018 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5019 sets for all general and floating point modes. Align wide floating
5020 point modes to even register boundaries to comply with architectural
5022 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
5023 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
5024 (VALID_FP_MODE_P): New macro.
5025 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
5026 sets for all general and floating point modes. Align wide floating
5027 point modes to even register boundaries to comply with architectural
5030 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5032 * tree-dump.c (dump_files): Initialize dump number for .cgraph
5035 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5037 * tree-ssa-structalias.c: Don't include expr.h.
5039 2005-07-04 Diego Novillo <dnovillo@redhat.com>
5041 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
5044 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
5046 Fix PR tree-optimization/22279
5048 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
5051 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
5053 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
5055 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5057 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
5058 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
5059 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
5060 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
5061 config/stormy16/stormy16.c, config/v850/v850.c,
5062 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
5063 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
5064 Avoid "." or "\n" at end of diagnostics and capital letters at
5065 start of diagnostics.
5066 * combine.c, cse.c: Don't translate dump file output.
5067 * toplev.c (print_version): Only translate output if going to
5070 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5072 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
5073 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
5076 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5078 * pa.c (fix_range): Fix typo in comment.
5080 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
5082 * tree-vrp.c (extract_range_from_assert): Replace
5083 fold (build (...)) with fold_build2.
5085 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5087 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
5088 gcc_gfc_char_table, init_dynamic_gfc_info): New.
5089 (format_types_orig, handle_format_attribute): Add support for
5092 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
5094 * varasm.c (assemble_variable): Fix format specifier thinko.
5096 2005-07-03 Ira Rosen <irar@il.ibm.com>
5098 PR tree-optimization/22029 (and 22135)
5099 * tree-pretty-print.c (dump_generic_node): Check that the node is not
5100 a phi node before calling dump_vops.
5102 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5104 * tree-dump.h (dump_string_field): Declare.
5105 * tree-dump.c: Use it instead of dump_string.
5106 (dump_string_field): Make non-static.
5108 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5110 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
5111 up the minimal CFG stuff always when optimize > 0. Call
5112 split_all_insns_noflow in PIC case if needed.
5114 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5115 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5118 * c-decl.c (c_write_global_declarations): Dump contents of
5120 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
5121 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
5122 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
5123 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
5126 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
5128 * c-common.h (GCC_DIAG_STYLE): Define.
5129 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
5130 version for format checking to 4.1.
5131 * c-format.c: Include toplev.h after c-common.h.
5132 (enum format_type): Add gcc_tdiag_format_type.
5133 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
5134 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
5135 (format_types_orig): Add gcc_tdiag.
5136 (init_dynamic_diag_info): Support gcc_tdiag formats.
5137 (handle_format_attribute): Likewise.
5138 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
5139 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
5140 version for format checking to 4.1.
5141 (warning0, warning, error, pedwarn, sorry): Use
5143 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
5144 (finish_aliases_1): Do not use %qE.
5145 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
5146 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
5147 Correct format bugs.
5148 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
5149 parameter to unsigned HOST_WIDE_INT.
5150 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
5152 2005-07-02 David Edelsohn <edelsohn@gnu.org>
5155 * expr.c (write_complex_part): Use adjust_address for MEM.
5156 (read_complex_part): Same.
5158 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
5160 Fix PR tree-optimization/22280
5162 * tree-sra.c (generate_element_init): Remove useless loop.
5164 2005-07-02 Richard Henderson <rth@redhat.com>
5166 * config/alpha/alpha.c (alpha_legitimize_address): Check for
5168 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
5170 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
5173 * fold-const.c (fold_binary): Handle the return value of
5174 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
5175 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
5177 2005-07-02 Jeff Law <law@redhat.com>
5179 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
5180 a eliminate type conversion which feeds an equality comparison
5181 if the original type or either operand in the comparison is a
5184 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
5186 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
5187 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
5189 * config/avr/avr.c: Do not use '`' as left quote.
5190 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
5191 Remove "." from end of diagnostics. Make diagnostics start with
5194 2005-07-02 Zack Weinberg <zack@codesourcery.com>
5195 Joseph S. Myers <joseph@codesourcery.com>
5197 * toplev.c (default_tree_printer): Handle setting location with
5199 * c-objc.common.c (c_tree_printer): Likewise.
5200 * c-format.c (gcc_diag_flag_specs): Add '+'.
5201 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
5202 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
5204 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
5205 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
5206 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
5207 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
5208 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
5209 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
5210 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
5211 format arguments where %J is used without %D.
5213 2005-07-02 Jakub Jelinek <jakub@redhat.com>
5215 * gcc.c (LINK_SSP_SPEC): Define.
5216 (link_ssp_spec): New variable.
5217 (LINK_COMMAND_SPEC): Add %(link_ssp).
5218 (static_specs): Add link_ssp_spec.
5219 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
5220 * configure: Rebuilt.
5221 * config.in: Rebuilt.
5223 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5224 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5225 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5226 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
5227 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
5228 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
5229 -0x7008(2) instead of reading __stack_chk_guard variable.
5230 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
5232 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
5233 (stack_protect_set, stack_protect_test): Use *_tls* patterns
5234 if TARGET_THREAD_SSP_OFFSET is defined.
5235 (stack_tls_protect_set_si, stack_tls_protect_set_di,
5236 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
5239 2005-06-27 Richard Henderson <rth@redhat.com>
5240 * libgcc-std.ver (GCC_4.1.0): New.
5241 * libgcc.h (__stack_chk_guard): Declare.
5242 (__stack_chk_fail, __stack_chk_fail_local): Declare.
5243 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
5244 * mklibgcc.in (lib2funcs): Add them.
5246 2005-07-01 Richard Henderson <rth@redhat.com>
5248 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5249 void * before struct sigcontext *.
5250 (x86_fallback_frame_state): Likewise.
5252 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5254 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5256 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5259 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5260 we check for SSA_NAME for.
5262 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5264 Fix PR tree-optimization/22071
5266 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5268 (get_constraint_for_component_ref): Use it.
5270 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5273 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5274 print out the last new line.
5276 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5278 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5279 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5280 * config/cris/cris.c (cris_conditional_register_usage): Adjust
5281 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5282 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5283 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5284 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5285 (enum reg_class): New member CC0_REGS.
5286 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5287 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5288 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5289 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5290 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5291 Adjust for register now described.
5293 2005-07-01 Jakub Jelinek <jakub@redhat.com>
5296 * config/i386/i386.md (stack_protect_test_si,
5297 stack_protect_test_di): Add earlyclobber for scratch 3.
5298 * config/rs6000/rs6000.md (stack_protect_testsi,
5299 stack_protect_testdi): Add earlyclobber for scratch 3,
5300 remove earlyclobber from scratch 4.
5302 Older entries for 2005 can be found in ChangeLog-2005.
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