1 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2 Jan Hubicka <jh@suse.cz>
4 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8 PR tree-optimization/23546
9 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
12 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
14 * params.def (PARAM_MIN_SPEC_PROB): New.
15 * sched-rgn.c (MIN_PROBABILITY): Delete.
16 (compute_trg_info): Convert to PARAM_VALUE.
17 * doc/invoke.texi (param): Document min-spec-prob.
19 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
21 * config/darwin.h: define __PIC__
22 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
23 TARGET_OS_CPP_BUILTINS macro.
25 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
27 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
30 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
32 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
34 * cfghooks.c (duplicate_block): Added position where to place
35 new block as argument.
36 * cfghooks.h (duplicate_block): Declaration changed.
37 * cfglayout.c (copy_bbs): Add argument after. Pass it to
39 * cfglayout.h (copy_bbs): Declaration changed.
40 * cfgloop.h (loop_version): Declaration changed.
41 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
43 (loop_version): Pass position to duplicate_loop_to_header_edge.
44 Add place_after argument and position new blocks according to
46 * modulo-sched.c (sms_schedule): Pass place_after argument
48 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
49 * tree-cfg.c (split_edge_bb_loc): New function.
50 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
51 to determine position of new blocks.
52 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
54 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
55 argument to duplicate_block.
56 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
57 Pass position to copy_bbs.
59 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
61 * fold-const.c (ptr_difference_const): Use
62 cst_and_fits_in_hwi instead of host_integerp.
64 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
66 * config/darwin.c (gen_pic_offset): New.
67 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
70 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
72 PR tree-optimization/23486
73 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
75 2005-08-23 Phil Edwards <phil@codesourcery.com>
77 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
79 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
81 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
82 configuration files to override the default value.
84 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
85 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
86 * config/vx-common.h: New file, split out from...
87 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
88 * config/vxworksae.h: New file, for VxWorks AE.
89 * config/vxworks.opt: New file.
90 * config/vxlib.c: Update for VxWorks 6.
92 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
93 other MULTILIB_* variables appropriately.
94 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
95 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
96 * config/rs6000/vxworks.h: Update for VxWorks 6.
97 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
99 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
102 * config/darwin.c (machopic_select_section): Remove the hack to
103 mark "::operator new" and "::operator delete" for coalescing
104 even though they are not weak.
106 2005-08-24 Alan Modra <amodra@bigpond.net.au>
108 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
109 * configure: Regenerate.
111 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
114 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
116 * convert.c (convert_to_integer, convert_to_vector): Likewise.
117 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
120 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
122 * config/rs6000/predicates.md (equality_operator): New.
123 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
124 comparison with a large constant.
126 2005-08-23 Mark Mitchell <mark@codesourcery.com>
128 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
130 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
132 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
133 registers is even, and we have a hardware double precision fp,
135 (sh_gimplify_va_arg_expr): For floating point arguments, consider
136 size of current argument when checking if argument was passed in
139 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
142 * stor-layout.c (finalize_type_size): Dont override
143 existing alignment with a smaller alignment from the mode.
145 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
147 * lambda-code.c (lambda_vector_lexico_pos): Moved...
148 * lambda.h (lambda_vector_lexico_pos): ... here.
149 * tree-data-ref.c (build_classic_dist_vector): Return false when
150 the distance vector is lexicographically negative.
152 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
154 PR tree-optimization/23511
155 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
156 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
158 2005-08-23 Jakub Jelinek <jakub@redhat.com>
160 PR tree-optimization/22043
161 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
162 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
163 If ALLOW_FLEXARR, handle types ending with flexible array member.
164 Pass false as second argument to recursive count_type_elements calls.
165 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
166 argument to count_type_elements call.
167 * tree-sra.c (decide_block_copy): Likewise.
168 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
169 for a constant-sized object, set cleared as well. Pass true as
170 second argument to count_type_elements call.
172 2005-08-23 Alan Modra <amodra@bigpond.net.au>
175 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
176 from legitimate_small_data_p, and make global. Update use.
177 Remove forward declaration.
178 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
180 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
182 2005-08-23 David Edelsohn <edelsohn@gnu.org>
184 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
185 of scratch intermediates.
186 (eq<mode>_compare): Same.
187 (neg_eq0<mode>): New.
188 (neg_eq<mode>): Convert to define_insn_and_split.
190 2005-08-23 Alan Modra <amodra@bigpond.net.au>
193 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
194 stdarg functions, set/clear the fp marker even when no variable
196 * config/rs6000/sysv4.opt (mprototype): Describe.
198 2005-08-22 Jakub Jelinek <jakub@redhat.com>
200 PR rtl-optimization/23478
201 * regs.h (reg_info): Add throw_calls_crossed.
202 (REG_N_THROWING_CALLS_CROSSED): Define.
203 * flow.c (allocate_reg_life_data): Initialize
204 REG_N_THROWING_CALLS_CROSSED.
205 (propagate_one_insn, attempt_auto_inc): Update
206 REG_N_THROWING_CALLS_CROSSED.
207 * global.c (global_alloc): Don't allocate pseudos across
208 calls that may throw.
210 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
213 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
214 value is inbetween the range if we did not find an exact match.
216 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
218 * doc/invoke.texi (Option Summary): Add ms1 options.
219 * doc/extend.texi: Document interrupt handler attribute for ms1.
220 * doc/md.texi: Document ms1 constraints.
221 * config.gcc: Add ms1-*-elf.
222 * config/ms1/ms1.h: New.
223 * config/ms1/ms1.c: New.
224 * config/ms1/ms1.md: New.
225 * config/ms1/ms1-protos.h: New.
226 * config/ms1/ABI.txt: New.
227 * config/ms1/crti.asm: New.
228 * config/ms1/crtn.asm: New.
229 * config/ms1/lib2extra-funcs.c: New.
230 * config/ms1/t-ms1: New.
231 * config/ms1/ms1.opt: New.
233 2005-08-22 Ira Rosen <irar@il.ibm.com>
235 * config/rs6000/altivec.md (xorv4sf3): New.
236 (negv4sf2, neg<mode>2): Likewise.
238 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
241 * config/ia64/ia64.md (divsi3): Check divide by zero.
246 2005-08-21 Jakub Jelinek <jakub@redhat.com>
248 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
249 up to elem_bitsize bits, not max_bitsize.
251 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
253 PR tree-optimization/23433
254 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
255 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
257 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
259 PR tree-optimization/23434
260 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
261 the iteration bound is not an INTEGER_CST.
263 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
265 * tree-vect-transform.c (get_initial_def_for_reduction): Set
266 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
267 NULL if need_epilog_adjust is false.
268 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
269 Case 3 always peels first itration, not just for PLUS case, and no need
270 to use scalar_initial_def here. Create an epilog adjustment only if
271 scalar_initial_def is not NULL.
273 (vectorizable_reduction): Remove assert.
275 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
278 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
279 (__moddi3): Likewise.
280 (__udivdi3): Likewise.
281 (__umoddi3): Likewise.
282 (__divsi3): Likewise.
283 (__modsi3): Likewise.
284 (__udivsi3): Likewise.
285 (__umodsi3): Likewise.
287 2005-08-20 Jakub Jelinek <jakub@redhat.com>
289 * tree-pass.h (TDF_GRAPH): Define.
290 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
291 * passes.c (finish_optimization_passes): Only call
292 finish_graph_dump_file if TDF_GRAPH is set.
293 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
294 NULL. Set TDF_GRAPH bit.
295 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
297 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
299 * arm.h (arm_stack_offsets): Add locals_base field.
300 * arm.c (arm_get_frame_offsets): Compute it.
301 (thumb_compute_initial_elimination offset): Make the Thumb frame
302 pointer point to the base of the local variables.
303 (thumb_expand_prologue): Update accordingly.
304 (thumb_expand_epilogue): Likewise.
306 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
307 mode of clobbered scratch to DImode. Handle a case that's known to
310 2005-08-19 David Edelsohn <edelsohn@gnu.org>
312 * config/rs6000/rs6000.md (gt0<mode>): Delete.
313 (gt0<mode>_compare): Delete.
314 (neg_gt0<mode>): Delete.
316 2005-08-19 Eric Christopher <echristo@apple.com>
318 * optabs.h: Change CTI_ to COI_.
321 2005-08-19 James E Wilson <wilson@specifix.com>
323 * builtins.c (expand_builtin_return_addr): Set
324 current_function_accesses_prior_frames when count != 0. Use
325 frame_pointer_rtx when count == 0.
326 * function.h (struct function): Add accesses_prior_frames field.
327 (current_function_accesses_prior_frames): Define.
328 * reload1.c (init_elim_table): Check
329 current_function_accesses_prior_frames.
330 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
332 2005-08-19 Diego Novillo <dnovillo@redhat.com>
334 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
335 indicator. Return true if the flowgraph changed during
338 2005-08-19 Diego Novillo <dnovillo@redhat.com>
341 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
342 conditional expression before testing its value.
344 2005-08-19 Diego Novillo <dnovillo@redhat.com>
346 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
348 2005-08-19 Devang Patel <dpatel@apple.com>
350 PR tree-optimization/23048
351 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
352 third parameter. Check whether latch is dominated by exit
354 (if_convertible_loop_p): Supply exit block itself to
357 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
360 * arm.md (arm_load_pic_register): Change argument to the mask of
361 saved registers. Call thumb_find_work_register if we need a
362 scratch register on Thumb.
363 (arm_expand_prologue): Pass empty register set to
364 arm_load_pic_register.
365 (thumb_expand_prologue): Pass live_regs_mask directly to
366 arm_load_pic_register.
367 * arm-protos.h (arm_load_pic_register): Update prototype.
369 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
371 * sh.c (find_sole_member): New function.
372 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
373 if the record's alignment is larger than the size of its only member.
375 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
378 * arm.c (thumb_legitimize_reload_address): New function.
379 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
380 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
382 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
384 * config/crx/crx.c: Implement crx_decompose_address. Reject
385 symbolic displacements since CRX register relative adressing
386 mode can't handle unsigned 32-bit values as displacements.
387 * config/crx/crx.h: Simplify definitions, remove redundant
388 parenthesis and obsolete macros.
389 * config/crx/crx.opt: Add new switch for debugging addresses.
390 * config/crx/crx-protos.h: Add new declarations for above.
392 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
395 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
398 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
400 * collect2.c (dup2): Delete.
401 * configure.ac: Don't check for dup2.
403 * config.in, configure: Regenerate.
405 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
407 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
408 record with the type of its only member.
410 2005-08-18 David Edelsohn <edelsohn@gnu.org>
412 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
413 define_insn_and_split.
414 (plus_ltu<mode>_compare): Same.
415 (gtu<mode>_compare): Same.
416 (plus_gtu<mode>_compare): Same.
418 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
420 PR tree-optimization/22228
421 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
423 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
424 are recorded in vect_vnames_to_rename for renaming.
425 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
426 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
427 in vect_vnames_to_rename.
428 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
429 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
431 2005-08-18 Jan Hubicka <jh@suse.cz>
434 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
435 info only for local statics, not for member variables.
437 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
439 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
441 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
443 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
445 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
448 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
450 2005-08-17 James E Wilson <wilson@specifix.com>
452 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
455 2005-08-17 David Edelsohn <edelsohn@gnu.org>
457 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
458 (leu<mode>_compare): Same.
459 (plus_leu<mode>): Same.
460 (neg_leu<mode>): Same.
461 (and_neg_leu<mode): Same.
462 (ltu<mode>_compare): Same.
463 (plus_ltu<mode>): Same.
465 (geu<mode>_compare): Same.
466 (plus_geu<mode>): Same.
467 (neg_geu<mode>): Same.
468 (and_neg_geu<mode>): Same.
469 (plus_gt<mode>): Same.
470 (gtu<mode>_compare): Same.
471 (plus_gtu<mode>): Same.
473 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
475 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
476 Move call_table_data to end. Delete spurious .text.
477 (callt_save_all_interrupt): Fix comment typo.
479 2005-08-17 James E Wilson <wilson@specifix.com>
480 Kevin Winchester <winchester@amirix.com>
483 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
485 2005-08-17 Uros Bizjak <uros@kss-loka.si>
488 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
489 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
491 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
493 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
494 record with the type of its only member if the modes don't match.
496 * varasm.c (decode_reg_name): Skip empty additional register names.
498 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
500 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
501 lsm_tmp_name_length): New.
502 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
503 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
505 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
506 Andreas Krebbel <krebbel1@de.ibm.com>
508 * config.gcc: Added z9-109 switch.
509 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
510 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
511 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
512 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
513 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
514 for "z9_109" cpu attribute.
515 * config/s390/s390.c (z9_109_cost): New processor cost structure.
516 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
517 (s390_handle_arch_option): Added z9-109 switch.
518 (override_options): Set respective cost function for z9-109.
519 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
520 (legitimate_reload_constant_p): Accept extended immediates.
521 (print_operand): Three new output modifiers added: k, m and o.
522 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
523 (s390_output_mi_thunk): Use extended immediate when possible.
524 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
525 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
526 (CONSTRAINT_LEN): Added length of O constraint.
527 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
528 * config/s390/s390.md ("cpu"): New value z9_109 added.
529 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
530 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
531 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
532 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
533 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
534 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
535 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
536 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
537 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
538 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
539 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
540 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
541 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
542 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
543 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
545 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
546 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
547 insns for TARGET_EXTIMM.
549 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
551 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
553 2005-08-17 Nick Clifton <nickc@redhat.com>
555 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
556 Call default_encode_section_info.
558 2005-08-17 Steven Bosscher <stevenb@suse.de>
560 PR tree-optimization/21574
561 * tree-ssa-ccp.c (likely_value): If the right hand side is a
562 constant, return CONSTANT.
563 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
564 (ccp_fold, visit_assignment): Likewise.
565 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
567 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
569 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
570 fold_buildN instead of buildN then fold_initializer or fold.
571 (build_unary_op): Likewise.
572 (build_binary_op): Likewise.
573 * fold-const.c (fold_initializer): Remove.
574 (fold_build1_initializer): New function.
575 (fold_build2_initializer): New function.
576 (fold_build3_initializer): New function.
577 * tree.h (fold_initializer): Remove.
578 (fold_build1_initializer): New function.
579 (fold_build2_initializer): New function.
580 (fold_build3_initializer): New function.
582 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
584 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
585 (try_move_mult_to_index): Call fold_build2 instead of build2.
586 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
587 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
588 fold_binary_to_constant.
589 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
591 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
592 check if A == gcd (A, B). Remove TYPE argument.
593 (analyze_offset) Use fold_build2 instead of fold (build.
594 (create_data_ref): Likewise.
595 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
596 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
599 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
601 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
602 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
604 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
607 * gimplify.c (zero_sized_type): New function.
608 (gimplify_modify_expr_rhs): If we have a zero sized type,
609 replace the statement with an empty statement.
611 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
613 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
616 2005-08-16 Ian Lance Taylor <ian@airs.com>
618 * doc/tm.texi (Label Output): Correct typo.
620 2005-08-16 Steven Bosscher <stevenb@suse.de>
623 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
624 force_operand will work later on using have_insn_for.
626 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
628 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
630 2005-08-16 Ian Lance Taylor <ian@airs.com>
633 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
634 vector type, don't try to construct it element by element. Add an
635 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
637 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
639 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
641 2005-08-16 Geoffrey Keating <geoffk@apple.com>
643 * doc/invoke.texi (Precompiled Headers): Document some more options
644 which are known to be safe.
646 2005-08-16 James E Wilson <wilson@specifix.com>
648 PR tree-optimization/21105
649 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
652 2005-08-16 David Edelsohn <edelsohn@gnu.org>
654 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
655 (neg_ltu<mode>): Same.
657 (neg_gtu<mode>): Same.
659 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
661 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
662 (fold_builtin_isdigit): Use fold_buildN.
663 (build_function_call_expr): Likewise.
664 * c-typeck.c (c_finish_loop): Likewise.
666 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
667 Richard Shann <rshann@superh.com>
670 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
672 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
674 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
676 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
679 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
680 arm_compure_save_reg0_reg12_mask to determine when the PIC register
683 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
686 * fold-const.c (build_range_check): Disable optimization for function
687 pointer expressions on targets that require function pointer
690 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
692 * simplify-rtx.c (simplify_const_relational_operation): When
693 extracting arguments of a COMPARE, recompute the mode as well.
695 2005-08-15 Ian Lance Taylor <ian@airs.com>
697 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
699 2005-08-15 DJ Delorie <dj@redhat.com>
701 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
703 (movsi_splittable): Allow, but split, moves to the stack.
704 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
707 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
709 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
710 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
711 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
713 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
714 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
715 Delete HOST_PTR_PRINTF.
717 * configure, config.in: Regenerate.
719 2005-08-15 David Edelsohn <edelsohn@gnu.org>
721 * config/rs6000/rs6000.md (QHSI): New mode macro.
722 (wd): Extend mode attr for QImode and HImode
723 (dbits): New mode attr.
724 (zero_extend<mode>di2): Convert to mode macro.
726 2005-08-15 Steve Ellcey <sje@cup.hp.com>
729 * doc/invoke.texi (-mgnu-ld): Update description.
732 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
735 * Makefile.in (tree-chrec.o): Depends on real.h.
736 * tree-chrec.c: Include real.h.
737 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
738 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
739 * tree-scalar-evolution.c (add_to_evolution_1,
740 interpret_rhs_modify_expr): Ditto.
742 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
745 * tree-data-ref.c (estimate_niter_from_size_of_data): When
746 step is negative compute the estimation from init downwards to zero.
748 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
750 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
752 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
754 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
756 (legitimate_reload_constant_p): Fix handling of lliXX operands.
757 Accept double-word constants that can be split.
758 * config/s390/s390.md ("movti"): Use 'P' constraint.
759 ("*movdi_31", "*movdf_31"): Likewise.
761 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
763 Fix PR tree-optimization/22615
765 * tree-ssa-structalias.c (solution_set_add): Handle
766 first_vi_for_offset returning NULL.
767 (do_da_constraint): Ditto.
768 (do_sd_constraint): Ditto.
769 (do_ds_constraint): Ditto
770 (find_func_aliases): Ditto.
771 (build_constraint_graph): RHS is allowed be ANYTHING.
772 (first_vi_for_offset): Return NULL if we couldn't find anything at
775 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
777 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
778 over memory as first operand.
780 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
783 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
784 available for setting it.
786 2005-08-14 Ira Rosen <irar@il.ibm.com>
788 PR tree-optimization/23320
789 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
790 data-refs' types instead of base object nullness. Add check for
791 pointer type data-refs before first location comparison. Remove
794 2005-08-14 Andreas Schwab <schwab@suse.de>
796 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
798 2005-08-13 James E Wilson <wilson@specifix.com>
800 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
801 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
802 -fstack-protector-all, --param ssp-buffer-size): Document.
803 (-Wvariadic-macros): Alphabetize.
804 (-fsched-stalled-insns-dep): Add missing 'f'.
806 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
809 2005-08-13 David Edelsohn <edelsohn@gnu.org>
811 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
812 or indirect address operand.
813 (EXTRA_ADDRESS_CONSTRAINT): New.
814 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
816 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
818 PR tree-optimization/22236
819 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
820 successors and predecessors.
821 * tree-chrec.c (chrec_convert): Before converting, check that
822 sequences don't wrap.
823 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
824 (analyze_array): Extern.
825 (find_data_references_in_loop): Remove call to
826 compute_estimated_nb_iterations.
827 * tree-data-ref.h (analyze_array): Declared.
828 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
829 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
830 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
831 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
833 * tree-ssa-loop-ivcanon.c: Fix documentation.
834 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
835 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
836 (infer_loop_bounds_from_undefined): New.
837 (estimate_numbers_of_iterations_loop): Use
838 infer_loop_bounds_from_undefined.
839 (used_in_pointer_arithmetic_p): New.
840 (scev_probably_wraps_p): Pass an extra parameter. Call
841 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
842 (convert_step): Fix documentation.
843 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
844 Use initial_condition_in_loop_num and evolution_part_in_loop_num
845 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
846 scev_probably_wraps_p.
848 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
850 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
851 (s390_register_info): Ignore clobbered_regs information for fixed
852 registers, and only fixed registers.
853 (s390_init_frame_layout): Remove redundant call.
855 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
857 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
858 description of -Wold-style-casts.
860 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
861 Jakub Jelinek <jakub@redhat.com>
863 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
864 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
865 * config/s390/s390.c (print_operand): New output modifier 'G' added.
866 (get_thread_pointer): Renamed to s390_get_thread_pointer.
867 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
868 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
869 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
870 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
871 ("stack_protect_set", "stack_protect_test"): New expanders.
872 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
873 "stack_protect_testdi"): New insn definitions.
875 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
877 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
879 2005-08-12 Paul Brook <paul@codesourcery.com>
881 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
883 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
885 * config/s390/predicates.md (setmem_operand): New predicate.
886 (shift_count_operand): Accept ANDs with special constants as
888 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
889 with special constants.
890 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
891 shift_count_operand with setmem_operand.
893 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
895 * config/s390/s390.c (s390_extract_part, s390_single_part):
897 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
898 (s390_output_mi_thunk): Don't use lg on 31 bit.
899 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
900 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
902 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
904 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
905 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
906 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
907 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
908 with one of the new macros.
910 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
912 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
913 Don't set save_return_addr_p.
914 (s390_register_info): Make clobbered_regs not depending on
917 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
919 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
920 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
922 2005-08-11 James E. Wilson <wilson@specifix.com>
924 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
926 2005-08-11 Jakub Jelinek <jakub@redhat.com>
928 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
929 locations gathered by var-tracking in single entry loc_list
930 over loc_descriptor_from_tree.
932 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
933 pass it down to loc_descriptor.
934 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
935 (containing_function_has_frame_base): Move earlier in the file.
936 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
937 instead of always assuming fbreg can't be used.
939 2005-08-11 David Edelsohn <edelsohn@gnu.org>
941 * config/rs6000/altivec.md: Change constraint "m" to "Z".
942 * config/rs6000/predicates.md (indexed_or_indirect_operand):
943 Accept address wrapped in AND for Altivec.
944 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
945 Strip AND wrapping offset address for Altivec.
947 2005-08-11 Richard Henderson <rth@redhat.com>
950 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
951 before using TYPE_IS_SIZETYPE.
953 2005-08-11 Richard Henderson <rth@redhat.com>
956 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
957 insn types not present on ev4.
958 (alphaev5_insn_pipe): Similarly.
960 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
963 * arm.c (arm_override_options): If the user has selected callee-super-
964 interworking, then enable normal interworking.
966 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
968 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
971 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
973 * doc/rtl.texi: Fix two typos.
975 2005-08-11 Richard Guenther <rguenther@suse.de>
978 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
979 cases where we call to/from functions returning void.
981 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
984 * tree.c (build_pointer_type_for_mode): Robustify.
986 2005-08-10 James E Wilson <wilson@specifix.com>
988 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
989 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
991 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
994 2005-08-10 Eric Christopher <echristo@apple.com>
996 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
997 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
1000 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
1003 * config/darwin.c (machopic_indirect_data_reference): Use a new register
1004 for the high part when generating dynamic-no-pic code.
1006 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
1008 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
1009 (x86_64-*-linux*): Likewise.
1011 * config/i386/crtfastmath.c: New file.
1012 * config/i386/t-crtfm: Likewise.
1014 * config/i386/linux.h (ENDFILE_SPEC): New.
1015 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
1017 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1020 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
1022 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
1023 (vec_shl, vec_shr): Document new operations.
1024 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
1026 2005-08-10 David Edelsohn <edelsohn@gnu.org>
1028 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
1029 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
1030 change predicate to indexed_or_indirect_address.
1032 2005-08-10 Richard Sandiford <richard@codesourcery.com>
1034 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
1035 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
1036 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
1037 and __aeabi_uwrite8.
1038 * config/arm/unaligned-funcs.c: New file.
1039 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
1041 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
1043 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
1045 * cfglayout.c (pass_insn_locators_initialize): Add dump.
1046 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
1048 * except.c (pass_convert_to_eh_region_ranges): Add dump.
1049 * final.c (pass_shorten_branches): Add dump.
1050 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
1051 (pass_life): Rename dump.
1052 (rest_of_handle_flow2): Remove initial verify_flow_info.
1053 * function.c (pass_instantiate_virtual_regs): Add dump.
1054 * integrate.c (pass_initial_value_sets): Add dump.
1055 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
1056 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
1057 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
1058 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
1059 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
1060 gate_rtl_unrool_and_peel_loops): New.
1061 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
1062 rtl_doloop): Do not look at flags.
1063 * mode-switching.c (pass_mode_switching): Add dump.
1064 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
1065 pass_split_before_regstack): Add dump.
1066 * regmove.c (pass_stack_adjustments): Add dump.
1067 * tree-optimize.c (pass_fixup_cfg): Add dump.
1069 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1072 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
1073 deciding which instruction sequence to use.
1075 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
1077 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
1078 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
1080 2005-08-09 Richard Guenther <rguenther@suse.de>
1082 * c-common.c (builtin_function_2): Remove.
1083 (def_builtin_1): New function.
1084 (c_common_nodes_and_builtins): Use def_builtin_1 to
1085 build builtin functions.
1087 2005-08-09 Jie Zhang <jie.zhang@analog.com>
1089 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
1090 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1091 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
1094 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1096 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
1097 fold_binary instead of fold_build2 since we don't care about the
1099 (loop_niter_by_eval): Likewise.
1100 (compare_trees): Likewise.
1101 (proved_non_wrapping_p): Likewise.
1103 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1107 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1108 if the if is really empty.
1110 2005-08-09 Steven Bosscher <stevenb@suse.de>
1112 PR tree-optimization/23234
1113 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1114 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1115 argument of the new enum.
1116 (execute_cse_reciprocals): Add reciprocals for function arguments
1117 on the unique successor edge of the entry block. Update other calls
1118 to execute_cse_reciprocals_1.
1120 2005-08-08 Richard Henderson <rth@redhat.com>
1123 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1125 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1127 * expr.c (write_complex_part): Return after handling MEM.
1129 2005-08-08 Josh Conner <jconner@apple.com>
1131 PR rtl-optimization/23241
1132 * combine.c (simplify_comparison): Fix error in determining
1133 whether to lift a subreg from comparison.
1135 2005-08-08 David Edelsohn <edelsohn@gnu.org>
1138 * config/rs6000/altivec.md (vec_init<mode>): New.
1139 (vec_set<mode>): New.
1140 (vec_extract<mode>): New.
1141 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1142 (rs6000_expand_vector_set): New.
1143 (rs6000_expand_vector_extract): New.
1144 (rs6000_legitimate_offset_address_p): Offset addresses are valid
1145 for Altivec modes before reload.
1146 (altivec_expand_vec_init_builtin): New.
1147 (get_element_number): New.
1148 (altivec_expand_vec_set_builtin): New.
1149 (altivec_expand_vec_ext_builtin): New.
1150 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1152 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1154 * config/rs6000/rs6000.h (rs6000_builtins): Add
1155 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1156 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1157 * config/rs6000/rs6000-protos.h: Declare new functions.
1159 2005-08-08 Jan Hubicka <jh@suse.cz>
1161 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1162 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1163 * i386.md (movdi*): Use pic_32bit_operand.
1164 * predicates.md (pic_32bit_operand): New.
1166 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
1169 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1171 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
1173 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1174 (test_for_singularity): Use fold_build2.
1176 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1178 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
1180 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
1182 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1183 (COMMON_ASM_OP) Define.
1184 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
1185 (ix86_encode_section_info): Likewise.
1186 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
1187 SUBTARGET_ENCODE_SECTION_INFO.
1189 2005-08-06 Richard Henderson <rth@redhat.com>
1192 * tree-nested.c (convert_local_reference): Save and restore val_only
1193 around component_ref and friends. Clear walk_subtrees by default.
1195 2005-08-06 Peter O'Gorman <peter@pogma.com>
1198 * gcc.c (process_command): Check the argument to -b has a dash.
1199 * doc/invoke.texi: Update -b and -V docs.
1201 2005-08-06 James E Wilson <wilson@specifix.com>
1203 * config/mips/cross64.h, config/mips/t-cross64: Delete.
1205 2005-08-06 Michael Matz <matz@suse.de>
1207 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1208 member only if only one insn is associated with the value.
1210 2005-08-06 Nick Clifton <nickc@redhat.com>
1212 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1214 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1215 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1216 Check symbol flags instead of symbol name mangling.
1217 (xstormy16_asm_output_aligned_common): Likewise. Also
1218 simplify code since the bss100_section cass is the only case
1219 where the below100 code will be triggered.
1220 (xstormy16_encode_section_info): Encode below100 attribute
1221 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1223 (xstormy16_strip_name_encoding): Delete - this function is no
1225 (TARGET_STRIP_NAME_ENCODING): Undefine.
1226 * config/stormy16/stormy16-protos.h: Delete prototype for
1227 xstormy16_strip_name_encoding.
1229 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
1231 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1232 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1233 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1234 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1235 config/alpha/predicates.md, config/arc/arc.h,
1236 config/arm/arm.h, config/arm/ieee754-df.S,
1237 config/arm/ieee754-sf.S, config/bfin/bfin.c,
1238 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1239 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1240 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1241 config/m68hc11/m68hc11.h, config/mips/mips.c,
1242 config/mips/mips.h, config/mips/openbsd.h,
1243 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1244 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1245 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1246 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1247 config/sparc/linux.h, config/sparc/linux64.h,
1248 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1249 doc/extend.texi, doc/gcov.texi, doc/install.texi,
1250 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1251 typos. Follow spelling conventions.
1253 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
1256 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1257 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1258 specially. Check for side effects only for COND_EXPR.
1259 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1260 return with TREE_NO_WARNING.
1262 2005-08-06 Richard Sandiford <richard@codesourcery.com>
1264 PR rtl-optimization/23233
1265 * loop.c (combine_movables): Require the modes to be the same.
1266 (move_movables): Remove handling of cases where the replacement
1267 had a different mode to the original.
1269 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
1271 PR tree-optimization/23128
1272 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1273 subtraction wrap, and set TREE_OVERFLOW if they do.
1275 2005-08-05 Richard Henderson <rth@redhat.com>
1278 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1279 FORCED_LABEL labels.
1281 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
1284 * reload.c (find_reloads_subreg_address): Pass down TYPE
1285 unchanged. Change all callers except find_reloads_toplev.
1287 2005-08-05 Michael Matz <matz@suse.de>
1289 * genattrtab.c (current_alternative_string): Remove.
1290 (SIMPLIFY_ALTERNATIVE): Ditto.
1291 (attr_alt_bit_p): Ditto.
1292 (alternative_name): Make const char *.
1293 (evaluate_eq_attr): Remove use of above things.
1294 (simplify_test_exp): Ditto.
1295 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1296 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1298 2005-08-04 James E Wilson <wilson@specifix.com>
1300 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1301 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1302 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1303 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1304 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1306 2005-08-04 Richard Henderson <rth@redhat.com>
1309 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1310 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1311 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1312 if we'd have to instantiate too many members.
1314 2005-08-04 Richard Henderson <rth@redhat.com>
1317 * tree-outof-ssa.c (coalesce_asm_operands): New.
1318 (coalesce_ssa_name): Use it. Split out ...
1319 (coalesce_phi_operands, coalesce_result_decls): ... these.
1321 2005-08-04 Paul Brook <paul@codesourcery.com>
1323 * read-rtl.c (read_quoted_string): Break if EOF.
1325 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1327 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1328 (fold_build2): Likewise.
1329 (fold_build3): Likewise.
1330 (fold_build1_stat): New function prototype.
1331 (fold_build2_stat): Likewise.
1332 (fold_build3_stat): Likewise.
1333 * fold-const.c (fold_build1): Rename to ..
1334 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1335 through to build1_stat.
1336 (fold_build2): Rename to ..
1337 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1338 through to build2_stat.
1339 (fold_build3): Rename to ..
1340 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1341 through to build3_stat.
1343 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1344 Ian Lance Taylor <ian@airs.com>
1346 * function.c (assign_stack_local_1): Do not correct stack slot
1347 address if allocation size is smaller than mode size.
1349 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1352 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1353 (tree_merge_blocks): Propagate anything allowed by
1355 Clarify documentation.
1356 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1357 SSA form, schedule an update if necessary.
1359 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1361 * doc/install.texi (Binaries): Remove broken link to
1362 Sinix/Reliant Unix binaries.
1364 2005-08-03 Richard Henderson <rth@redhat.com>
1367 * function.c (stack_protect_epilogue): Export.
1368 * tree.h (stack_protect_epilogue): Declare.
1369 * calls.c (expand_call): Call it.
1371 2005-08-03 Eric Christopher <echristo@apple.com>
1373 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1374 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1377 2005-08-04 Jan Hubicka <jh@suse.cz>
1379 * profile.c (branch_prob): Split edges with goto locus on them
1380 to get proper line counts.
1381 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1383 2005-08-03 Paul Brook <paul@codesourcery.com>
1385 * function.c (assign_parms): Round current_function_args_size
1386 to PARM_BOUNDARY, not STACK_BOUNDARY.
1388 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1390 * config/i386/i386.c (x86_elf_aligned_common)
1391 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1393 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1395 PR tree-optimization/23157
1396 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1397 before emitting them.
1399 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1401 PR tree-optimization/19899
1402 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1403 * tree-scalar-evolution.c: Include real.h.
1404 (add_to_evolution): Build constant -1 of correct type.
1406 2005-08-03 Jan Hubicka <jh@suse.cz>
1408 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1409 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1410 profile updating for complette unrolling.
1411 * loop-unroll.c (peel_loop_completely): Use it.
1412 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1413 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1416 2005-08-03 Paul Brook <paul@codesourcery.com>
1418 * combine.c (can_change_dest_mode): New function.
1419 (try_combine, simplify_set): Use it.
1421 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1423 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1426 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1428 * doc/install.texi (Specific): Adjust link to openavr.org.
1429 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1430 (Binaries): Adjust HP-UX Porting Center link.
1431 (Binaries): Adjust Free Software Foundation ordering link.
1433 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1435 * convert.c (convert_to_integer): Use fold_build1 instead of
1436 build1 when converting an integer to an integer.
1438 2005-08-02 Richard Henderson <rth@redhat.com>
1440 * combine.c (combine_instructions): Don't use reg_equal/equiv
1441 results if the mode doesn't match.
1443 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1445 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1446 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1448 2005-08-02 Richard Henderson <rth@redhat.com>
1451 * explow.c (memory_address): Remove special-case for
1452 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1454 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1457 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1458 number of calls to cleanup_tree_cfg_1.
1460 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1462 * doc/invoke.texi: document file extensions .F90 and .F95
1464 2005-08-02 Richard Guenther <rguenther@suse.de>
1466 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1467 positive if its first argument is positive.
1469 2005-08-02 Richard Guenther <rguenther@suse.de>
1471 PR tree-optimization/23177
1472 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1475 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1477 PR tree-optimization/23129
1478 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1479 varying for divisions with anti-ranges.
1481 2005-08-02 Jan Hubicka <jh@suse.cz>
1483 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1484 * tree-ssa-threadupdate.c (thread_block): Add it here.
1486 2005-08-01 James E Wilson <wilson@specifix.com>
1488 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1489 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1490 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1492 * config/mips/predicates.md (const_call_insn_operand): Add check for
1493 SYMBOL_REF_LONG_CALL_P.
1494 * doc/extend.texi (long_call): Document the new attribute.
1496 2005-08-01 Ian Lance Taylor <ian@airs.com>
1497 Richard Henderson <rth@redhat.com>
1499 * Makefile.in (RTL_BASE_H): Add real.h.
1500 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1502 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1504 * rtl.c (rtl_check_failed_code_mode): New.
1505 * rtl.h (struct rtx_def): Add u.rv.
1506 (XCMWINT, XCNMPRV): New.
1507 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1508 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1510 2005-08-01 Richard Henderson <rth@redhat.com>
1512 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1513 with auto-inc codes.
1515 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1517 2005-08-01 Jan Hubicka <jh@suse.cz>
1519 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1520 * i386.c: Include dwarf2.h
1521 (asm_preferred_eh_data_format): New.
1522 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1524 2005-08-01 Ian Lance Taylor <ian@airs.com>
1526 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1527 randomize_va_space for virtual address randomization control.
1529 2005-08-01 Steven Bosscher <stevenb@suse.de>
1531 * common.opt (flag_ipa_cp): Put in right place to maintain
1534 2005-08-01 Jan Hubicka <jh@suse.cz>
1536 * profile.c (compute_value_histograms): Fix thinko.
1537 * value-prof.c: Include toplev.h
1538 (check_counter): New function.
1539 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1540 tree_mod_subtract_transform): Add sanity check.
1542 2005-08-01 Richard Guenther <rguenther@suse.de>
1544 PR tree-optimization/23133
1545 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1546 current functions parameter decls to find defs to cse
1549 2005-08-01 Richard Guenther <rguenther@suse.de>
1551 PR tree-optimization/23109
1552 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1553 If trapping math is in effect, use post-dominator information
1554 to check if we'd in any case reach a trapping point before
1555 doing the reciprocal insertion.
1556 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1557 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1558 expressions are invariant only if trapping math is not in effect.
1560 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1562 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1563 cgraph_function_versioning): New declarations.
1564 * cgraphunit.c: Add include to ipa-prop.h.
1565 (update_call_expr, cgraph_copy_node_for_versioning,
1566 cgraph_function_versioning): New functions.
1567 * integrate.c (copy_decl_for_inlining): Remove.
1568 * ipa-prop.h (ipa_replace_map): New struct.
1569 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1570 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1571 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1572 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1573 ipcp_iterate_stage, ipcp_method_scale_print,
1574 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1575 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1576 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1577 ipcp_update_bb_counts, ipcp_update_profiling,
1578 ipcp_update_edges_counts): New functions.
1579 (ipcp_method_cval_init): Remove restriction regarding local methods.
1580 (ipcp_init_stage): Add ipcp_method_compute_scale.
1581 (ipcp_insert_stage): Add versioning.
1582 (ipcp_structures_print): Add ipcp_method_scale_print.
1583 (ipcp_driver): Dump profiling info.
1584 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1585 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1586 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1587 (struct inline_data): Add versioning_p, ipa_info, new fields.
1588 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1589 declare_return_variable): Replace calls to copy_decl_for_inlining with
1591 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1593 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1594 Add argument VERSIONING.
1595 (copy_arguments_for_versioning, copy_static_chain,
1596 function_versionable_p, tree_versionable_function_p,
1597 tree_function_versioning, replace_ref_tree): New functions.
1598 * tree-inline.h: Include varray.h.
1599 (tree_versionable_function_p, tree_function_versioning,
1600 tree copy_decl_for_dup): New declarations.
1602 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1604 * ipa-cp.c: New file. Contains IPCP specific functionality.
1605 * ipa-prop.h: New file. Contains structures/definitions that can be
1606 used by several interprocedural data flow optimizations (and also IPCP).
1607 * ipa-prop.c: New file.
1608 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1609 * common.opt: Add ipa-cp flag.
1610 * timevar.def: Add IPCP optimization.
1611 * tree-optimize.c (init_tree_optimization_passes): Schedule
1613 * tree-pass.h (pass_ipa_cp): Declare.
1615 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1617 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1618 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1619 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1620 config/i386/i386.c, config/mips/mips.h,
1621 config/rs6000/rs6000.h, config/sh/sh.c,
1622 config/stormy16/stormy16.c: Fix comment typos.
1624 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1627 * c-typeck.c (build_binary_op): Use common_type wrapper on
1629 (common_type): Update comment.
1631 2005-07-31 Steven Bosscher <stevenb@suse.de>
1634 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1635 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1636 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1638 2005-07-31 Jan Hubicka <jh@suse.cz>
1640 * pretty-print.h (pp_widest_integer): New macro.
1641 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1644 2005-07-31 Jan Hubicka <jh@suse.cz>
1646 * output.h (enum section_category): Export from varasm.c
1647 (categorize_decl_for_section): Likewise.
1648 * varasm.c (enum section_category): Kill.
1649 (categorize_decl_for_section): Make global.
1650 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1652 * i386.c (ix86_section_threshold): New static variable.
1653 (ix86_in_large_data_p, ix86_encode_section_info,
1654 x86_64_elf_unique_section,
1655 x86_64_elf_select_section): New functions.
1656 (TARGET_ENCODE_SECTION_INFO): Define
1657 (override_options): Enable medium model for PIC.
1658 (ix86_expand_prologue): Expand gen_set_got_rex64.
1659 (legitimate_constant_p): Handle new UNSPECs.
1660 (legitimate_pic_address_disp_p): Likewise.
1661 (legitimize_pic_address): Lower MEDIUM model addressing.
1662 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1663 (enum cmodel): Add MEDIUM_PIC.
1664 (SYMBOL_REF_FAR_ADDR_P): New macro.
1665 (SYMBOL_FLAG_FAR_ADDR): New flag.
1666 * i386.md (movdi): Support medium model.
1667 (set_got_rex64): New pattern.
1668 * i386.opt (mlarge-data-threshold): New flag.
1669 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1670 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1671 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1672 TARGET_ASM_UNIQUE_SECTION): New.
1674 * invoke.texi (-mlarge_data_threshold): Document
1676 2005-07-31 Jan Hubicka <jh@suse.cz>
1678 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1679 (coalesce_vars): Likewise.
1680 * tree-ssa-live.c (coalesce_cost): New.
1681 (build_tree_conflict_graph): Use coalesce_cost.
1682 * tree-ssa-live.h (coalesce_cost): Declare.
1684 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1686 * arm.md (all peepholes for post-increment operations): Delete.
1687 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1688 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1689 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1690 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1691 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1693 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1695 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1698 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1701 * doc/invoke.texi: Document -rdynamic.
1703 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1706 * c-parser.c (c_parser_parms_list_declarator): Call
1707 mark_forward_parm_decls.
1708 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1709 decls with visibility structure.
1711 2005-07-30 Paul Brook <paul@codesourcery.com>
1713 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1715 2005-07-30 Paul Brook <paul@codesourcery.com>
1717 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1719 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1721 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1723 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1726 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1727 nested function declarators.
1728 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1729 (grokparms): Call warn_if_shadowing for parameters used within the
1731 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1732 not used within the parameter list.
1733 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1735 2005-07-30 Jan Hubicka <jh@suse.cz>
1737 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1738 * i386.c (ix86_fixup_binary_operands): Likewise.
1739 (ix86_expand_unary_operator): Likewise.
1740 (ix86_expand_fp_absneg_operator): Likewise.
1741 * optabs.c (expand_vec_cond_expr): Validate dest.
1743 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1746 * real.c (real_from_string): Also set last bit if there is a
1747 nonzero hex digit beyond GCC's internal precision after ".".
1749 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1751 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1752 define_constants. Change duplicate values to unassigned numbers.
1753 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1754 (*altivec_vspltsf): New.
1755 (altivec_vperm_v4sf): Delete.
1756 (altivec_vperm_<mode>): Use mode macro V.
1757 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1758 (altivec_predicate_v4sf): Delete.
1759 (altivec_predicate_<mode>): Use mode macro V.
1760 (*altivec_lvesfx): New.
1761 (*altivec_stvesfx): New.
1762 (vec_realign_load_v4sf): Delete.
1763 (vec_realign_load_<mode>): Use mode macro V.
1764 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1767 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1770 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1772 * configure: Regenerated.
1774 2005-07-29 Paul Brook <paul@codesourcery.com>
1776 * doc/install.texi: Add link to GFortran binaries wiki page.
1778 2005-07-29 David Ung <davidu@mips.com>
1780 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1781 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1782 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1783 * config/mips/mips.md (cpu): Add 5kf name.
1784 (includes): Includes 5k.md.
1785 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1786 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1789 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1792 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1793 (cleanup_tree_cfg): ... here.
1794 Call cleanup_tree_cfg_1 until there are no more cleanups to
1797 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1799 * tree-vrp.c (compare_range_with_value): Return true or false
1800 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1801 EQ_EXPR respectively.
1803 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1805 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1808 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1810 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1811 (tree_ssa_dominator_optimize): Increment it.
1812 (dump_dominator_optimization_stats): Print it.
1814 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1815 Steven Bosscher <stevenb@suse.de>
1817 PR rtl-optimization/23117
1818 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1819 when head == tail. Tidy comment.
1821 2005-07-28 Richard Henderson <rth@redhat.com>
1823 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1824 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1825 * jump.c (rtx_renumbered_equal_p): Likewise.
1826 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1827 CONST_INT and CONST_DOUBLE.
1828 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1829 * reload.c (operands_match_p): Special case CONST_INT and
1830 CONST_DOUBLE; check mode earlier.
1832 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1835 * c-typeck.c (convert_for_assignment): Do not check
1836 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1838 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1841 * c-typeck.c (composite_type): Prefer constant size arrays to
1844 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1847 * real.c (real_from_string): Set last bit if there is a nonzero
1848 hex digit beyond GCC's internal precision.
1850 2005-07-28 Richard Henderson <rth@redhat.com>
1853 * cfgcleanup.c (try_forward_edges): Watch out for end of
1856 2005-07-28 James E Wilson <wilson@specifixinc.com>
1859 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1861 2005-07-28 Jan Hubicka <jh@suse.cz>
1863 * Makefile.in (rtl-profile.o): Kill all traces of it.
1864 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1865 * coverage.h (rtl_coverage_counter_ref): Kill.
1866 * opts.c (flag_speculative_prefetching_set): Kill.
1867 (flag_loop_optimize_set): New.
1868 (common_handle_option): Disable loop optimizer when profiling;
1869 do not handle speculative prefetching.
1870 * passes.c (init_optimization_passes): Replace pass_profiling combo
1871 by branch_prob pass.
1872 * profile.c (compute_value_histograms): Update for simplified value
1874 (rtl_register_profile_hooks): Kill.
1875 (pass_profiling): Kill.
1876 (rest_of_handle_branch_prob): Do not profile.
1877 * toplev.c (process_options): Remove speculative prefetching.
1878 * toplev.h (flag_tree_based_profiling): Kill.
1879 * tree-profile.c (prepare_instrumented_value,
1880 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1881 tree_gen_one_value_profiler, do_tree_profiling): Update for
1882 simplified datastructures.
1883 * value-prof.c: Add comment that speculative prefetching was dropped;
1884 update rest of file for simplified datastructures.
1885 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1886 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1887 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1888 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1889 rtl_mod_subtract, gen_speculative_prefetch,
1890 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1891 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1892 (gate_handle_value_profile_transformations,
1893 rest_of_handle_value_profile_transformations,
1894 pass_value_profile_transformations): Kill.
1895 * value-prof.h (histogram_value_t): Remove IL based unions.
1896 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1897 rtl_profile_hooks): Remove hooks.
1899 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1901 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1902 (cgraph_clone_node): Likewise.
1903 * cgraph.h (cgraph_clone_edge): Update prototype.
1904 (cgraph_clone_node): Likewise.
1905 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1907 (lookup_recursive_calls): Consider profile.
1908 (cgraph_decide_recursive_inlining): Fix updating; use new
1909 probability argument; use profile.
1910 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1911 * tree-inline.c (copy_bb): Update clal of clone_edge.
1912 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1914 * invoke.texi (min-inline-recursive-probability): Document.
1916 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1918 * doc/install.texi (Configuration): Update Valgrind homepage.
1920 2005-07-28 Richard Henderson <rth@redhat.com>
1923 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1924 labels we want to delete.
1925 (cfg_layout_merge_blocks): Likewise.
1927 2005-07-28 Richard Henderson <rth@redhat.com>
1930 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1931 when expanding to nothing.
1933 2005-07-28 Josh Conner <jconner@apple.com>
1935 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1936 (cgraph_decide_inlining_of_small_functions): Likewise.
1938 2005-07-28 Josh Conner <jconner@apple.com>
1940 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1941 direction of badness if negative.
1942 (cgraph_default_inline_p): Add reason to parameters, and assign it
1944 (cgraph_decide_inlining_of_small_functions): New parameter in call
1945 to cgraph_default_inline_p.
1946 (cgraph_decide_inlining_incrementally): Likewise.
1947 * cgraphunit.c (decide_is_function_needed): Likewise.
1948 * cgraph.h (cgraph_default_inline_p): Likewise.
1950 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1952 * builtins.c: Fix comment typo(s).
1953 * genautomata.c: Likewise.
1954 * gimplify.c: Likewise.
1955 * tree-dfa.c: Likewise.
1956 * tree-flow-inline.h: Likewise.
1957 * tree-into-ssa.c: Likewise.
1958 * tree-ssa-alias.c: Likewise.
1959 * tree-ssa-ccp.c: Likewise.
1960 * tree-ssa-copy.c: Likewise.
1961 * tree-ssa-dce.c: Likewise.
1962 * tree-ssa-dom.c: Likewise.
1963 * tree-ssa-operands.c: Likewise.
1964 * tree-tailcall.c: Likewise.
1965 * tree-vectorizer.c: Likewise.
1966 * tree-vrp.c: Likewise.
1969 2005-07-28 Jeff Law <law@redhat.com>
1971 * tree-vrp.c (test_for_singularity): Extracted from ...
1972 (simplify_cond_using_ranges): Attempt to simplify a relational
1973 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1975 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1977 PR tree-optimization/22506
1978 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1979 phis whose argument is constant.
1981 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1983 PR rtl-optimization/18992
1984 Back out this patch:
1985 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1986 PR optimization/12142
1987 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1988 uses of the register in the SET_SRC. Remove unnecessary argument.
1990 Replace it with this:
1991 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1992 if flag_non_call_exceptions is set and the insn may trap, pass
1993 pc_rtx as dest for recursion.
1994 In SET_SRC part of SET case, if dest is already set, pass it down
1997 2005-07-28 Jan Hubicka <jh@suse.cz>
1999 * cfg.c (update_bb_profile_for_threading): Use RDIV.
2000 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
2001 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
2003 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
2004 profile when available.
2006 2005-07-28 Jan Beulich <jbeulich@novell.com>
2008 * config/ia64/ia64.c (ia64_load_pair_ok): New.
2009 (ia64_print_operand): Describe and handle 'X'.
2010 (ia64_register_move_cost): Also handle FP_REGS.
2011 (ia64_preferred_reload_class): Likewise.
2012 (ia64_secondary_reload_class): Likewise.
2013 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
2014 it. Also check for ITANIUM_CLASS_FLDP.
2015 * config/ia64/ia64.h (FP_REGNO_P): New.
2016 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
2017 (reg_class): Add FP_REGS.
2018 (REG_CLASS_NAMES): Adjust for it.
2019 (REG_CLASS_CONTENTS): Likewise.
2020 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
2021 (REG_CLASS_FROM_LETTER): Handle 'x'.
2022 (CLASS_MAX_NREGS): Handle FP_REGS.
2023 (MEMORY_MOVE_COST): Likewise.
2024 * config/ia64/ia64.md (itanium_class): Add fldp.
2025 (type): Handle fldp.
2026 (movti_internal): More allowable operand combinations. Use ldfp8 when
2027 splitting unnecessary. Remove predicable attribute. Adjust
2028 itanium_class attribute.
2029 (smuldi3_highpart): Remove outdated comment.
2030 (mulditi3, umulditi3, rotlti3): New expanders.
2031 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
2032 (absti2): Disabled new insn for future reference.
2033 Respective new splitters.
2034 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
2035 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
2036 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
2038 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
2040 PR rtl-optimization/23047
2041 * simplify-rtx.c (simplify_const_relational_operation): Respect
2042 flag_wrapv for comparisons with ABS.
2044 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
2046 PR tree-optimization/22493
2047 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
2048 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
2050 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
2052 * config/frv/frv.opt (moptimize-membar): New.
2054 * doc/invoke.texi: Document -moptimize-membar and its inverse.
2056 * config/frv/frv.h: Remove machine_function definition.
2058 * config/frv/frv.c (struct frv_io): New.
2059 (struct machine_function): Moved from frv.h. Add has_membar_p.
2060 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
2061 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
2062 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
2063 (frv_optimize_membar_global, frv_optimize_membar): New functions.
2064 (frv_reorg): Call frv_optimize_membar when appropriate.
2065 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
2066 (frv_expand_builtin): Adjust calls accordingly.
2067 (frv_io_address_cookie): New function.
2068 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
2069 load or store rather than a special insn. Add ccnstant address and
2070 io-type operands to the membar.
2071 (frv_ifcvt_modify_tests): Unsign regno.
2072 (frv_ifcvt_modify_tests): Same.
2074 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
2075 UNSPEC_OPTIONAL_MEMBAR constant.
2076 (builtin_read_<mode>): Delete.
2077 (builtin_write_<mode>): Delete.
2078 ("optional_membar_<mode>"): Add operand.
2080 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
2081 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
2082 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
2083 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
2084 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
2085 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
2086 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
2087 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
2088 * testsuite/gcc.target/frv/all-read-write-1.c: New.
2090 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
2092 * df.c (df_uses_record): Handle SCRATCH.
2094 2005-07-28 Steven Bosscher <stevenb@suse.de>
2097 * passes.c (rest_of_decl_compilation): If decl is a type and
2098 we have encountered errors, don't emit debug information.
2100 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2102 * params.def: Fixed comment.
2104 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2107 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2108 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2109 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2111 2005-07-27 Steven Bosscher <stevenb@suse.de>
2114 * varasm.c (assemble_start_function): Don't do anything that may
2115 require a CFG if the current function is a thunk.
2117 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2119 * doc/install.texi (Prerequisites): Mention that perl is needed
2120 to do export control in libstdc++ targetting Darwin.
2122 2005-07-27 Steven Bosscher <stevenb@suse.de>
2124 PR rtl-optimization/17808
2125 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2126 (sched_insns_conditions_mutex_p): Split out from...
2127 (add_dependence): ...here. But don't call it from here.
2128 (add_dependence_list): Check sched_insns_conditions_mutex_p
2129 before calling add_dependence.
2130 (add_dependence_list_and_free): Likewise.
2131 (fixup_sched_groups): Likewise.
2132 (sched_analyze_1): Likewise.
2133 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2134 (sched_analyze): Likewise.
2135 (sched_analyze_insn): Likewise.
2136 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2137 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
2138 dependencies on all COND_EXEC insns to jumps ending basic blocks
2139 when doing intrablock scheduling.
2140 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2142 2005-07-27 Jeff Law <law@redhat.com>
2144 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2145 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
2146 equivalency sets, correctly handle the case were vr0 has an
2147 equivalency set, but vr1 does not.
2149 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
2151 PR tree-optimization/23073
2152 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2153 vect_print_dump_info before fprintf.
2155 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2157 PR tree-optimize/22348
2158 * tree-ssa-loop-niter.c (number_of_iterations_cond):
2159 Fold the partial computation.
2161 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2163 PR tree-optimization/22325
2164 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2166 * tree-scalar-evolution.c (scev_const_prop): Add generic final
2168 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2169 (force_var_cost): ... this function.
2170 (compute_phi_arg_on_exit): Export.
2172 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2174 PR tree-optimization/20773
2175 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
2178 2005-07-27 Richard Guenther <rguenther@suse.de>
2180 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
2181 Avoid pushing again if current struct contains only
2182 fields we decomposed.
2184 2005-07-27 Jan Hubicka <jh@suse.cz>
2186 PR tree-optimization/22574
2187 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2190 * tree-tailcall.c (decrease_profile): New function.
2191 (eliminate_tail_call): Use it.
2193 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2194 visibility flags correctly in whole program mode.
2196 2005-07-26 Steve Ellcey <sje@cup.hp.com>
2198 PR rtl-optimization/22472
2199 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2201 2005-07-26 Steven Bosscher <stevenb@suse.de>
2203 PR tree-optimization/22504
2204 * tree-complex.c (expand_complex_addition): Use 'code' instead
2205 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2207 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2209 * config.gcc (cpu_type): Add frv case.
2210 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2211 (supported_defaults): Add fr550 case.
2213 2005-07-26 Diego Novillo <dnovillo@redhat.com>
2216 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2217 whether a pointer of type T * may point to objects of type T *.
2219 2005-07-26 DJ Delorie <dj@redhat.com>
2221 * configure: Regenerate.
2223 2005-07-26 Dale Johannesen <dalej@apple.com>
2225 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2227 2005-07-26 Mark Mitchell <mark@codesourcery.com>
2229 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2230 Clarify use of "build" in name.
2232 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2234 * doc/extend.texi (Raw read/write Functions): New section.
2235 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2236 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2237 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2238 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2239 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2240 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2241 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2242 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2243 * config/frv/frv.c: Add bdesc_loads global.
2244 Add bdesc_stores global.
2245 (frv_init_builtins): Add support for __builtin_{read/write}*.
2246 (frv_volatile_memref): New.
2247 (frv_expand_load_builtin): New.
2248 (frv_expand_store_builtin): New.
2249 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2250 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2251 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2252 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2253 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2254 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2255 (builtin_read_<mode>): New.
2256 (builtin_write_<mode>): New.
2257 (builtin_write64): New.
2258 (optional_membar_<mode>): New.
2260 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
2262 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2263 (rather than units) against HOST_BITS_PER_WIDE_INT.
2265 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
2267 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2268 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2269 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2270 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2273 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2274 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2275 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2277 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2279 2005-07-26 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/22486
2282 * fold-const.c (fold_unary): Fold away useless component
2283 references of the form (T *)&T.x, if the address
2286 2005-07-25 James E Wilson <wilson@specifixinc.com>
2288 * dwarf2out.c (add_call_src_coords_attributes): New.
2289 (gen_inlined_subroutine_die): Call it.
2290 (maybe_emit_file, init_file_table): Add comments.
2291 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2293 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2294 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2295 * tree.h (BLOCK_SOURCE_LOCATION): New.
2296 (struct tree_block): New field locus.
2298 2005-07-26 Andreas Schwab <schwab@suse.de>
2300 PR rtl-optimization/23043
2301 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2302 when allocating a struct unoccr.
2304 2005-07-25 Richard Henderson <rth@redhat.com>
2307 * tree-complex.c (gate_no_optimization): True if errors.
2308 * Makefile.in (tree-complex.o): Update dependencies.
2310 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2312 * config/frv/predicates.md (integer_register_operand): Use
2315 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2318 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2320 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2322 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2324 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2325 types when flag_unsafe_math_optimizations is true.
2327 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2329 * gcc.c (option_map): Add --sysroot.
2330 (process_command): Handle --sysroot.
2331 (display_help): Document it.
2332 * doc/cppopts.tex (-isysroot): Document.
2333 * doc/invoke.texi (--sysroot): Document.
2334 * doc/install.texi (--with-build-sysroot): Document.
2336 * Makefile.in (inhibit_libc): New variable.
2337 (INHIBIT_LIBC_CFLAGS): Likewise.
2338 (LIBGCC2_CFLAGS): Include
2339 $(INHIBIT_LIBC_CFLAGS).
2340 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2341 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2342 ($(T)crtend.o): Likewise.
2343 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2344 ($(T)crtendS.o): Likewise.
2345 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2346 ($(T)crtendT.o): Likewise.
2347 (stmp-fixinc): Do not complain about missing headers if
2349 * configure.ac (inhibit_libc): Set it to true/false.
2350 (--with-build-sysroot): New option. Use it to set
2352 * configure: Regenerated.
2354 2005-07-25 Manfred Hollstein <mh@suse.com>
2356 * calls.c (store_one_arg): Fix unsigned comparison warning.
2358 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2361 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2362 (ggc_print_statistics): Initialize variable before use.
2364 2005-07-25 Richard Guenther <rguenther@suse.de>
2366 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2367 calling with a PHI_NODE argument.
2369 * tree-flow-inline.h (overlap_subvar): Protect against
2372 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2374 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2375 * configure: Regenerate.
2377 2005-07-25 Ira Rosen <irar@il.ibm.com>
2379 * expr.c (highest_pow2_factor): Make extern.
2380 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2381 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2382 record_array_differ_p, array_ptr_differ_p): Likewise.
2383 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2384 additional cases. Call the above functions.
2385 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2386 base_object_differ_p when there are two base objects. Otherwise, compare
2387 base address and offset. Call may_alias_p.
2388 (dump_data_reference): Use a correct field name.
2389 (analyze_array): Make static. Initialize new data-ref fields.
2390 (analyze_indirect_ref): New function.
2391 (init_data_ref): Initialize new data-ref fields.
2392 (strip_conversion): Moved from tree-vect-analyze.c.
2393 (analyze_offset_expr, get_ptr_offset, address_analysis,
2394 object_analysis): Likewise.
2395 (analyze_offset): New function.
2396 (create_data_ref): Likewise.
2397 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2398 dimensions for ARRAY_REFs only.
2399 (build_classic_dist_vector): Make static.
2400 (access_functions_are_affine_or_constant_p): Call macro to get the
2401 address of access functions.
2402 (compute_all_dependences): Add new parameter
2403 compute_self_and_read_read_dependences. Compute self and read-read
2404 dependences if it is true.
2405 (find_data_references_in_loop): Call create_data_ref. Initialize new
2407 (compute_data_dependences_for_loop): Add new parameter
2408 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2409 compute nb_loops. Call compute_all_dependences,
2410 build_classic_dist_vector and build_classic_dir_vector with correct
2412 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2413 with correct parameters. Compare dimensions for ARRAY_REFs only.
2414 (free_data_refs): Call macro to free access functions.
2415 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2416 fields from stmt_vinfo.
2417 (struct base_object_info): New structure.
2418 (struct data_reference): Move fields to base_object_info. Add fields
2419 first_location and object_info for above structures. Move fields from
2420 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2421 aligned_to. Add macros to access the new fields.
2422 Update functions declarations.
2423 * tree-flow.h (is_aliased_with): Declare.
2424 * tree-loop-linear.c (linear_transform_loops): Call
2425 compute_data_dependences_for_loop with correct parameters.
2426 * tree-ssa-alias.c (is_aliased_with): New function.
2427 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2428 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2429 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2430 vect_base_addr_differ_p, compute_subscript_distance and
2431 build_classic_dist_vector. Add printings. Check absolute value of
2433 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2435 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2436 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2437 to bytes. Add printing.
2438 (vect_compute_data_refs_alignment): Go through loads and stores in one
2440 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2441 vect_analyze_data_ref_access): Likewise.
2442 (vect_analyze_pointer_ref_access): Remove.
2443 (vect_address_analysis, vect_object_analysis): Likewise.
2444 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2445 and analyze data-refs in the loop.
2446 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2447 fields of data-ref instead of stmt. Add init to the offset from the
2449 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2450 (vect_update_init_of_dr): Likewise.
2451 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2452 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2454 (new_loop_vec_info): Initialize new fields.
2455 (destroy_loop_vec_info): Free new fields.
2456 (vect_strip_conversion): Remove.
2457 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2458 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2459 datarefs. Add new field ddrs.
2460 Add macros for the new fields access.
2461 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2462 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2463 Remove their macros.
2464 * tree.h (highest_pow2_factor): Declare.
2466 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2468 * calls.c (store_one_arg): Check for sibling call MEM arguments
2469 from already clobbered incoming argument area.
2471 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2473 * c-common.c (check_missing_format_attribute): New.
2474 * c-common.h (check_missing_format_attribute): Likewise.
2475 * c-typeck.c (convert_for_assignment): Use it.
2477 2005-07-24 Andreas Schwab <schwab@suse.de>
2479 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2480 register use a word move. Correct operand of ext.w in 68000 code.
2482 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2484 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2485 variables as declarations, rather than definitions.
2487 2005-07-24 Ira Rosen <irar@il.ibm.com>
2489 PR tree-optimization/22526
2490 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2493 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2495 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2496 that C99 reserve for future use. Use it to define clog10,
2497 clog10f and clog10l.
2499 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2501 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2502 * configure.ac: Check for -Wmissing-format-attribute.
2504 * configure: Regenerate.
2506 2005-07-23 Richard Henderson <rth@redhat.com>
2508 PR tree-optimization/22623
2509 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2511 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2514 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2516 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2518 * Makefile.in (C_TREE_H): Update dependencies.
2519 * c-tree.h: Include toplev.h.
2520 * diagnostic.h (diagnostic_set_info): Add format attribute.
2521 * rtl-error.c (diagnostic_for_asm): Likewise.
2523 2005-07-23 Chao-ying Fu <fu@mips.com>
2525 * config/mips/mips-dsp.md: New file.
2526 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2527 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2529 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2530 MIPS_BUILTIN_BPOSGE32.
2531 (mips_expand_builtin_direct): Add one parameter to indicate that
2532 builtin functions need to return a value.
2533 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2535 (mips_regno_to_class): Add classes for 12 new DSP registers.
2536 (mips_subword): Change to check four HI registers.
2537 (mips_output_move): Output move to and from 6 new DSP accumulators.
2538 (override_options): Make sure -mdsp and -mips16 are not used together.
2539 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2541 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2543 (print_operand): Add 'q' for printing DSP accumulators.
2544 (mips_cannot_change_mode_class): Check ACC_REGS.
2545 (mips_secondary_reload_class): Check ACC_REGS.
2546 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2547 (mips_register_move_cost): Check ACC_REGS.
2548 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2549 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2550 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2551 (dsp_bdesc): New array.
2552 (bdesc_arrays): Add DSP builtin function table.
2553 (mips_prepare_builtin_arg): Check predicate again after
2555 (mips_expand_builtin): Add one more parameter to
2556 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2557 MIPS_BUILTIN_BPOSGE32.
2558 (mips_init_builtins): Initialize new function types.
2559 (mips_expand_builtin_direct): Check if builtin functions need to
2560 return a value and pass operands properly.
2561 (mips_expand_builtin_bposge): New function.
2562 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2563 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2564 (FIRST_PSEUDO_REGISTER): Increase to 188.
2565 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2566 Update for 12 new DSP registers.
2567 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2568 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2569 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2570 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2571 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2572 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2573 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2574 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2575 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2576 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2577 (REGISTER_NAMES): Add names for 12 new DSP registers.
2578 * config/mips/mips.md: Include mips-dsp.md.
2579 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2580 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2581 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2582 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2583 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2584 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2585 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2586 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2587 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2588 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2589 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2590 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2591 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2592 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2593 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2594 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2595 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2596 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2597 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2598 (UNSPEC_RDDSP): New constants.
2599 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2600 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2602 * config/mips/mips.opt (-mdsp): New option.
2603 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2604 (reg_imm10_operand): New predicates.
2605 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2606 * doc/invoke.texi (-mdsp): Document new option.
2608 2005-07-22 DJ Delorie <dj@redhat.com>
2610 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2612 * tree-inline.c (inlinable_function_p): Likewise.
2614 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2617 * toplev.c (check_global_declarations): Do not mark undefined
2618 variables as DECL_IGNORED_P.
2619 * varasm.c (first_global_object_name): GTY it.
2620 (weak_global_object_name): Likewise.
2621 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2622 a string to go into {weak,first}_global_object_name.
2624 2005-07-22 DJ Delorie <dj@redhat.com>
2626 * c-format.c (check_function_format): Change warning control
2627 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2629 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2631 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2632 &PTR->FLD a dereference of PTR.
2633 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2634 a potential dereference of PTR.
2636 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2638 PR rtl-optimization/20370
2639 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2640 call allocate_reg_info if necessary.
2642 PR rtl-optimization/21848
2643 * calls.c (emit_library_call_value_1): For const functions, add
2644 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2646 PR rtl-optimization/22445
2647 * cselib.c (target.h): Include.
2648 (rtx_equal_for_cselib_p): Allow commutative matches.
2649 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2650 Remove MODE parameter. Changed all callers.
2652 PR rtl-optimization/22258
2653 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2655 (try_combine): Use likely_spilled_retval_p.
2657 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2659 * config.gcc: Add crx-elf support.
2661 * doc/contrib.texi: Mention crx.
2662 * doc/extend.texi: Document crx extensions.
2663 * doc/install.texi: Document crx install.
2664 * doc/invoke.texi: Document crx options.
2665 * doc/md.texi: Document crx constraints.
2667 * config/crx/crx-protos.h: New file.
2668 * config/crx/crx.c: New file.
2669 * config/crx/crx.h: New file.
2670 * config/crx/crx.md: New file.
2671 * config/crx/crx.opt: New file.
2672 * config/crx/t-crx: New file.
2674 2005-07-22 Manfred Hollstein <mh@suse.com>
2676 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2678 (int_add_graph_edge): Likewise.
2679 (collapse_nodes): Likewise.
2680 (process_unification_queue): Likewise.
2682 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2683 Laurent GUERBY <laurent@guerby.net>
2685 PR tree-optimization/22336
2686 * function.c (record_block_change): Check for
2687 cfun->ib_boundaries_block.
2689 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2691 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2692 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2694 2005-07-21 DJ Delorie <dj@redhat.com>
2696 * toplev.c (warn_deprecated_use): Add warning control to warning
2698 * c-typeck.c (parser_build_binary_op): Likewise.
2699 (c_finish_if_stmt): Likewise.
2700 * c-common.c (check_function_sentinel): Likewise.
2701 (check_nonnull_arg): Likewise.
2703 2005-07-21 Richard Henderson <rth@redhat.com>
2706 * tree-complex.c (complex_ssa_name_components): New.
2707 (cvc_lookup): Allow entry not found.
2708 (create_components): Remove.
2709 (create_one_component_var, get_component_var): New.
2710 (get_component_ssa_name, set_component_ssa_name): New.
2711 (extract_component): Use get_component_ssa_name.
2712 (update_complex_components): Use set_component_ssa_name.
2713 (update_complex_components_on_edge): Likewise.
2714 (update_phi_components): Create new PHI nodes directly, instead
2715 of adding insns to edges.
2716 (tree_lower_complex): Allocate and free complex_variable_components
2717 and complex_ssa_name_components here.
2719 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2721 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2722 revert to returning false.
2724 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2727 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2729 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2732 * config/i386/i386.md (cmpxf): Change operand constraints
2733 to "nonmemory_operand".
2735 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2737 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2739 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2742 * fold-const.c (fold_build1): Add checksum for the operands.
2743 (fold_build2): Likewise.
2744 (fold_build3): Likewise.
2746 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2749 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2751 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2753 * common.opt (-fforward-propagate): Committed by mistake,
2756 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2758 * reg-stack.c: Fix comment typo(s).
2759 * tree-ssa-operands.c: Likewise.
2760 * tree-vectorizer: Likewise.
2762 2005-07-21 Nick Clifton <nickc@redhat.com>
2764 * config/sh/symbian.c: Replace C++ style line comments with C
2765 style line comments.
2766 (symbian_add_attribute): Do not use a ? operator on the LHS of
2768 (sh_symbian_handle_dll_attribute): Change the type of the
2769 method vector to "VEC(tree,gc)*" and use vector accessor
2770 macros to walk over the elements.
2771 (symbian_export_vtable_and_rtti_p): Likewise.
2772 (symbian_class_needs_attribute_p): Likewise.
2774 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2777 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2778 initialize targetm.resolve_overloaded_builtin here.
2779 (altivec_expand_overloaded_builtin): Make it non-static.
2780 * config/rs6000/rs6000-protos.h
2781 (altivec_expand_overloaded_builtin): New prototype.
2782 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2783 targetm.resolve_overloaded_builtin here.
2784 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2786 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2787 Zdenek Dvorak <dvorakz@suse.cz>
2789 PR tree-optimization/19210
2790 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2792 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2793 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2794 rely on unproven assumptions.
2795 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2796 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2797 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2798 to number_of_iterations_exit.
2799 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2800 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2801 * tree-ssa-loop-niter.c (find_loop_niter,
2802 estimate_numbers_of_iterations_loop): Likewise.
2803 (number_of_iterations_exit): Honor the new options.
2804 * doc/invoke.texi (Wunsafe-loop-optimizations,
2805 funsafe-loop-optimizations): Document them.
2807 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2809 PR rtl-optimization/22167
2810 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2812 2005-07-20 Adam Nemet <anemet@lnxw.com>
2814 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2815 __do_global_dtors_aux longcall.
2817 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2819 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2820 (old_special_pred_table): Don't reference
2821 SPECIAL_MODE_PREDICATES.
2822 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2823 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2824 * config/sh/predicates.h: Don't mention
2825 SPECIAL_MODE_PREDICATES.
2826 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2829 2005-07-20 DJ Delorie <dj@redhat.com>
2831 * config.gcc: Add m32c-elf support.
2833 * doc/contrib.texi: Mention m32c.
2834 * doc/extend.texi: Document m32c extensions.
2835 * doc/install.texi: Mention m32c.
2836 * doc/invoke.texi: Document m32c options.
2837 * doc/md.texi: Document m32c constraints.
2839 * config/m32c/addsub.md: New file.
2840 * config/m32c/bitops.md: New file.
2841 * config/m32c/cond.md: New file.
2842 * config/m32c/jump.md: New file.
2843 * config/m32c/m32c-lib1.S: New file.
2844 * config/m32c/m32c-lib2.c: New file.
2845 * config/m32c/m32c-modes.def: New file.
2846 * config/m32c/m32c-pragma.c: New file.
2847 * config/m32c/m32c-protos.h: New file.
2848 * config/m32c/m32c.abi: New file.
2849 * config/m32c/m32c.c: New file.
2850 * config/m32c/m32c.h: New file.
2851 * config/m32c/m32c.md: New file.
2852 * config/m32c/m32c.opt: New file.
2853 * config/m32c/minmax.md: New file.
2854 * config/m32c/mov.md: New file.
2855 * config/m32c/muldiv.md: New file.
2856 * config/m32c/predicates.md: New file.
2857 * config/m32c/prologue.md: New file.
2858 * config/m32c/shift.md: New file.
2859 * config/m32c/t-m32c: New file.
2861 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2863 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2864 (stack_protect_set, stack_protect_test): New expanders.
2865 (stack_protect_set_si, stack_protect_set_si_media,
2866 stack_protect_set_di_media, stack_protect_test_si,
2867 stack_protect_test_si_media, stack_protect_test_di_media):
2870 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2872 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2874 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2876 * tree.h (tree_expr_nonzero_p): Export.
2877 * fold-const.c (tree_expr_nonzero_p): Likewise.
2878 Return true for CALL_EXPRs that are alloca calls.
2879 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2881 * tree-flow.h (expr_computes_nonzero): Remove.
2882 * tree-vrp.c (expr_computes_nonzero): Remove.
2883 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2884 (extract_range_from_unary_expr): Likewise.
2885 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2886 tree_expr_nonzero_p.
2888 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2890 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2891 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2892 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2893 All callers changed.
2894 (frame_related_constant_load): New arg "related" which controls
2895 setting of RTX_FRAME_RELATED_P. All callers changed.
2896 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2897 (bfin_expand_prologue): Add stack limit checking.
2898 * config/bfin/bfin.md (trapifcc): New pattern.
2900 * config/bfin/bfin.c: Include "langhooks.h".
2901 (def_builtin): Go through lang_hooks to call builtin_function.
2903 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2904 * config/bfin/predicates.md (symbol_ref_operand): New.
2905 (call_insn_operand): Delete. All callers changed to use
2906 register_no_elim_operand.
2907 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2909 (function_arg): Use it to generate the call's operand 2.
2910 (bfin_longcall_p): New function.
2911 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2912 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2913 determine if the address needs to be in a REG.
2914 (bfin_handle_longcall_attribute): New function.
2915 (bfin_attribute_table): Add "longcall" and "shortcall".
2916 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2917 (CUMULATIVE_ARGS): New member call_cookie.
2918 (PREDICATE_CODES): Add symbol_ref_operand.
2919 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2920 extra USE to the pattern.
2921 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2922 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2923 sibcall_value_insn; now the new patterns handle direct calls and the
2924 old ones indirect calls.
2925 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2927 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2929 * doc/trouble.texi: Update section on handling of empty loops.
2931 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2933 * config.gcc: Remove support for sparc-*-openbsd*,
2934 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2936 * config.host: Remove support for i860-*-sysv4* as a host.
2937 * config/i860/*, config/ip2k/*, config/ns32k/*,
2938 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2939 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2940 mention obsolete ports.
2942 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2944 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2946 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2947 of frame_pointer_rtx.
2948 (sh_expand_epilogue): Likewise.
2949 (sh_set_return_address): Likewise.
2950 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2951 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2952 offsets from FRAME_POINTER_REGNUM.
2953 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2954 (sh_register_names): Add initializer for sfp.
2955 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2956 (VALID_REGISTER_P): Likewise.
2957 (FIRST_PSEUDO_REGISTER): Update.
2958 (DWARF_FRAME_REGISTERS): Define.
2959 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2960 (HARD_FRAME_POINTER_REGNUM): Define.
2961 (FRAME_POINTER_REGNUM): Redefine.
2962 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2963 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2964 from FRAME_POINTER_REGNUM.
2965 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2966 FRAME_POINTER_REGNUM.
2967 (REG_CLASS_CONTENTS): Add sfp.
2968 (REG_ALLOC_ORDER): Likewise.
2969 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2970 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2971 of frame_pointer_rtx.
2972 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2974 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2976 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2977 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2978 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2980 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2983 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2985 Make CONSTRUCTOR use VEC to store initializers.
2986 * c-common.c (complete_array_type): Update to cope with VEC in
2988 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2989 (pp_c_constructor_elts): New function.
2990 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2991 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2992 struct constructor_stack, struct initializer_stack,
2993 constructor_elements, push_init_level, pop_init_level,
2994 add_pending_init, find_init_member, output_init_element): Update to
2995 cope with VEC in CONSTRUCTOR_ELTS.
2996 * coverage.c (build_fn_info_value, build_ctr_info_value,
2997 build_gcov_info): Likewise.
2998 * expr.c (categorize_ctor_elements_1, store_constructor,
2999 expand_expr_real_1): Likewise.
3000 * fold-const.c (fold_ternary): Likewise.
3001 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
3002 gimplify_init_constructor, gimplify_expr): Likewise.
3003 * tree-dump.c (dequeue_and_dump): Likewise.
3004 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
3006 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
3008 * tree-sra.c (generate_element_init_1): Likewise.
3009 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3010 * tree-ssa-operands.c (get_expr_operands): Likewise.
3011 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3012 * tree-vect-transform.c (vect_get_vec_def_for_operand):
3013 (get_initial_def_for_reduction): Likewise.
3014 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
3015 value handle in annotations.
3016 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
3017 tree_node_structure): Add support for constr_kind.
3018 (build_vector_from_ctor, build_constructor_single,
3019 build_constructor_from_list): New functions.
3020 (build_constructor): Update to take a VEC instead of a TREE_LIST.
3021 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
3022 Update to cope with VEC in CONSTRUCTOR_ELTS.
3023 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
3024 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
3025 CONSTRUCTOR_APPEND_ELT): New macros.
3026 (struct constructor_elt, struct tree_constructor): New data types.
3027 (union tree_node): Add tree_constructor field.
3028 * treestruct.def: Define TS_CONSTRUCTOR.
3029 * varasm.c (const_hash_1, compare_constant, copy_constant,
3030 compute_reloc_for_constant, output_addressed_constants,
3031 initializer_constant_valid_p, output_constant,
3032 array_size_for_constructor, output_constructor): Update to cope with
3033 VEC in CONSTRUCTOR_ELTS.
3034 * vec.h (VEC_empty, VEC_copy): New macros.
3036 2005-07-19 Devang Patel <dpatel@apple.com>
3038 * dbxout.c (dbxout_type): Check Objective-C++ lang.
3040 2005-07-19 Richard Henderson <rth@redhat.com>
3043 * gimplify.c (gimplify_expr): Use main variant type for the temp
3044 destination for a discarded volatile read.
3045 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
3046 casts between non-void types that change volatility.
3048 2005-07-15 DJ Delorie <dj@redhat.com>
3050 * toplev.h: Add comment about the first parameter for warning().
3051 * errors.h: Likewise.
3053 * c.opt (Wpragmas): New.
3054 * doc/invoke.texi: Document it.
3056 * function.c (do_warn_unused_parameter): Add warning control to
3058 * c-decl.c (warn_if_shadowing): Likewise.
3059 * c-lex.c (cb_def_pragma): Likewise.
3060 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
3061 (pop_alignment): Likewise.
3062 (handle_pragma_pack): Likewise.
3063 (apply_pragma_weak): Likewise.
3064 (handle_pragma_weak): Likewise.
3065 (handle_pragma_redefine_extname): Likewise.
3066 (add_to_renaming_pragma_list): Likewise.
3067 (handle_pragma_extern_prefix): Likewise.
3068 (maybe_apply_renaming_pragma): Likewise.
3069 (handle_pragma_visibility): Likewise.
3071 * config/c4x/c4x-c.c (BAD): Likewise.
3072 (c4x_parse_pragma): Likewise.
3073 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
3074 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
3075 (rs6000_pragma_longcall): Likewise.
3076 * config/v850/v850-c.c (pop_data_area): Likewise.
3077 (ghs_pragma_section): Likewise.
3078 (ghs_pragma_section): Likewise.
3079 (ghs_pragma_interrupt): Likewise.
3080 (ghs_pragma_starttda): Likewise.
3081 (ghs_pragma_startsda): Likewise.
3082 (ghs_pragma_startzda): Likewise.
3083 (ghs_pragma_endtda): Likewise.
3084 (ghs_pragma_endsda): Likewise.
3085 (ghs_pragma_endzda): Likewise.
3087 2005-07-19 Danny Berlin <dberlin@dberlin.org>
3088 Kenneth Zadeck <zadeck@naturalbridge.com>
3090 * Makefile.in: Removed tree-promote-statics.c
3091 * tree-promote-statics.c: Removed.
3092 * common.opt: Removed flag-promote-statics.
3094 * passes.c: Removed tree-promote-statics pass.
3095 * tree-pass.h: Ditto.
3096 * timevar.def: Removed TV_PROMOTE_STATICS.
3099 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3101 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3103 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3105 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3108 * c-common.c (check_function_arguments): Call
3109 'check_function_format' if either -Wformat or
3110 -Wmissing-format-attribute are specified.
3111 * c-format.c (check_function_format): Check -Wformat before
3112 calling 'check_format_info'.
3113 * c-opts.c (c_common_post_options): Don't warn for
3114 -Wmissing-format-attribute without -Wformat.
3115 * c-typeck.c (convert_for_assignment): Detect additional cases for
3116 -Wmissing-format-attribute.
3117 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3120 2005-07-19 Richard Guenther <rguenther@suse.de>
3122 * config/i386/i386.md (lrint<mode>2): Use temporary
3123 instead of clobbering non-existent memory.
3125 2005-07-19 Nick Clifton <nickc@redhat.com>
3127 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3128 statement to avoid displaying ASCII control characters.
3130 2005-07-19 Ben Elliston <bje@au.ibm.com>
3132 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3133 * cfganal.c (find_edge_index): Ditto.
3134 * combine.c (combine_instructions): Ditto.
3135 * ddg.c (create_scc): Ditto.
3136 (find_successors): Ditto.
3137 (find_predecessors): Ditto.
3138 (find_nodes_on_paths): Ditto.
3139 (longest_simple_path): Ditto.
3140 * flow.c (update_life_info): Ditto.
3141 (count_or_remove_death_notes): Ditto.
3142 (clear_log_links): Ditto.
3143 * modulo-sched.c (generate_reg_moves): Ditto.
3144 (find_max_asap): Ditto.
3145 (find_max_hv_min_mob): Ditto.
3146 (find_max_dv_min_mob): Ditto.
3147 * sbitmap.c (sbitmap_first_set_bit): Ditto.
3148 * sched-rgn.c (extract_edgelst): Ditto.
3149 * tree-into-ssa.c (prepare_names_to_update): Ditto.
3150 (dump_update_ssa): Ditto.
3151 (ssa_names_to_replace) Ditto.
3152 (switch_virtuals_to_full_rewrite): Ditto.
3153 (update_ssa): Ditto.
3154 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3156 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
3158 Fix PR tree-optimization/22483
3160 * tree-complex.c (create_components): Use
3161 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3162 * tree-flow-inline.h (fill_referenced_var_vec): New function.
3163 * tree-flow.h (safe_referenced_var_iterator): New structure.
3164 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3165 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3166 safe_referenced_var iterator.
3167 (add_type_alias): Ditto.
3169 2005-07-19 Steven Bosscher <stevenb@suse.de>
3171 * loop-init.c (rest_of_handle_loop2): Remove.
3172 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3173 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3174 (pass_rtl_loop_init, pass_rtl_loop_done,
3175 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3176 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
3177 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
3178 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
3179 pass_tree_loop_done, and pass_tree_unswitch.
3180 (gate_loop): Rename to gate_tree_loop.
3181 * passes.c (init_optimization_passes): Update for renamed tree
3182 loop passes. Add the new loop2 passes as subpasses of loop2.
3183 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
3184 Update for the renamed tree loop passes.
3186 2005-07-18 Ian Lance Taylor <ian@airs.com>
3189 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3190 blocks when optimizing.
3192 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3194 * common.opt (frename-registers): Initialize to 2.
3196 (fgcse-after-reload): Ditto.
3197 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3198 (process_options): Only change flag_web, flag_rename_registers,
3199 and flag_rerun_cse_after_loop if not explicitly set by user.
3201 2005-07-18 Jan Beulich <jbeulich@novell.com>
3203 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3204 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3205 in 64-bit mode the same as DImode in 32-bit mode.
3206 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3207 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3208 mode. Add new mode parameter.
3209 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3210 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3211 x86_64_shift_adj): New expanders.
3212 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3213 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3215 Respective new splitters. Use renamed shift splitter helpers in 32-bit
3216 DImode shift splitters.
3217 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3218 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3221 2005-07-18 Jan Beulich <jbeulich@novell.com>
3223 * i386.md (movdi_extzv_1): New.
3224 (zero_extendhidi2): Combine alternatives and never force use of
3226 (zero_extendqidi2): Likewise. Don't restrict input selection.
3228 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3230 Fix PR tree-optimization/22531
3231 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
3234 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3236 * tree-promote-statics.c (pass_promote_statics): Change dump file
3239 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3241 * tree-optimize.c (init_tree_optimization_passes): Add
3242 pass_eliminate_useless_stores pass.
3243 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3244 * tree-ssa-pre.c (is_copy_stmt): New function.
3245 (follow_copies_till_vuse): Ditto.
3246 (do_eustores): Ditto.
3247 (gate_eustores): Ditto.
3249 2005-07-16 Richard Henderson <rth@redhat.com>
3251 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3253 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3254 Kenneth Zadeck <zadeck@naturalbridge.com>
3256 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3257 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3258 ipa-type-escape.h, tree-promote-statics.c
3259 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3260 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3261 tree-promote-statics.c: new files.
3262 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3263 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3264 int nonlocal_set_p, mark_constant_function): Deleted.
3265 (rest_of_handle_cfg): Removed call to mark_constant_function.
3266 (nonoverlapping_component_refs_p): Added calls to support
3267 type based aliasing.
3268 * tree-ssa-alias.c (may_alias_p,
3269 compute_flow_insensitive_aliasing): Ditto.
3270 * calls.c (flags_from_decl_or_type): Removed reference to
3272 * c-typeck.c (convert_arguments): Make builtins tolerant of having
3273 too many arguments. This is necessary for Spec 2000.
3274 * cgraph.h (const_function, pure_function): Removed.
3275 * common.opt: Added "fipa-pure-const", "fipa-reference",
3276 "fipa-type-escape", and "ftree-promote-static".
3278 * passes.c: Added ipa and tree-promote-statics passes.
3279 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3280 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3281 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3282 * tree-flow.h: Added exposed sra calls and addition of
3283 reference_vars_info field for FUNCTION_DECLS.
3284 * tree-pass.h: Added passes.
3285 * tree-sra.c: (sra_init_cache): New function.
3286 (sra_insert_before, sra_insert_after) Made public.
3287 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3289 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3290 aliasing. (may_alias_p): Added code to use type escape analysis to
3292 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3293 code to prune clobbers of static variables based on information
3294 produced in ipa-reference pass. Changed call clobbering so that
3295 statics are not marked as clobbered if the call does not clobber
3298 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3300 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3303 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3305 * doc/install.texi (*-*-solaris2*): Document recommended version
3306 of GNU binutils and mention GNU linker problem on Solaris 10.
3308 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3311 * c-decl.c (c_build_bitfield_integer_type): New function.
3312 (finish_struct): Call it.
3313 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3315 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3317 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3320 2005-07-16 Jan Hubicka <jh@suse.cz>
3322 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3323 (scale_bbs_frequencies_int): Watch roundoff errors.
3324 * predict.c (return_prediction): Initialize return_stmt.
3326 2005-07-16 Jan Hubicka <jh@suse.cz>
3328 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3329 after RTL profiling.
3331 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3334 * fold-const.c (build_range_check): Convert high/low to etype
3335 if we are only comparing against exp.
3337 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3339 Fix PR tree-optimization/22376
3340 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3342 (need_to_solve): New function.
3343 (compute_points_to_sets): Use it.
3345 2005-07-15 Jan Hubicka <jh@suse.cz>
3347 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3348 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3350 2005-07-15 Richard Guenther <rguenther@suse.de>
3352 * c-common.c (handle_flatten_attribute): New function.
3353 Add flatten function attribute.
3354 * doc/extend.texi: Document flatten function attribute.
3355 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3356 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3358 (cgraph_decide_inlining): Handle functions with flatten
3361 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3363 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3364 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3365 UNSPEC_XCHG, UNSPEC_AND): New.
3366 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3367 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3368 * config/rs6000/sync.md (FETCHOP): New code macro.
3369 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3371 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3372 (sync_compare_and_swap<mode>): Same.
3373 (sync_lock_test_and_set<mode>): Same.
3374 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3375 for QImode and HImode, and not PPC405.
3376 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3377 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3378 (sync_<fetchop>{si,di}_internal): New.
3379 (sync_nand{si,di}_internal): New.
3380 (sync_old_<fetchop>{si,di}_internal): New.
3381 (sync_old_nand{si,di}_internal): New
3382 (sync_new_<fetchop>{si,di}_internal): New.
3383 (sync_new_nand{si,di}_internal): New.
3384 (atomic_and{si,di}): New.
3385 (sync_new_nand{si,di}_internal): New.
3386 (atomic_and{si,di}): New.
3387 (sync_add<mode>_internal): Delete.
3388 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3389 (sync_sub<mode>_internal): Delte.
3390 (sync_subshort_internal): New.
3391 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3392 (sync_anddi_internal): Delete.
3393 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3394 (sync_booldi_internal): Delete.
3395 (sync_boolc<mode>_internal): Delete.
3396 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3397 (sync_boolc<mode>_internal2): Delete.
3398 (sync_boolcc<mode>_internal): Delete.
3399 (isync, lwsync): Use unspec instead of unspec_volatile.
3400 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3401 Revert UNSPEC_VOLATILE.
3402 (rs6000_split_atomic_op): New.
3403 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3405 2005-07-14 Eric Christopher <echristo@redhat.com>
3407 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3408 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3410 2005-07-14 Eric Christopher <echristo@redhat.com>
3412 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3414 2005-07-14 Steven Bosscher <stevenb@suse.de>
3416 PR tree-optimization/22230
3417 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3418 the computation of the four cross productions for "range op range".
3420 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3421 Ulrich Weigand <uweigand@de.ibm.com>
3424 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3427 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3429 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3431 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3433 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3435 2005-07-14 Richard Guenther <rguenther@suse.de>
3438 * config/i386/i386-protos.h (ix86_function_value): Change
3439 prototype to match new target hook.
3440 * config/i386/i386.c (ix86_value_regno): Change prototype
3441 to take extra type argument.
3442 (TARGET_FUNCTION_VALUE): Define.
3443 (ix86_function_ok_for_sibcall): Pass extra argument to
3444 ix86_value_regno, check return slot rtx for exact match.
3445 (ix86_function_value): Take extra parameter. Dispatch to
3446 ix86_value_regno with fndecl/fntype as provided.
3447 (ix86_value_regno): Handle extra type argument.
3448 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3450 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3451 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3452 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3453 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3454 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3456 2005-07-14 Richard Guenther <rguenther@suse.de>
3458 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3459 * calls.c (expand_call): Pass fntype to hard_function_value.
3460 (emit_library_call_value_1): Likewise.
3461 * explow.c: Include target.h.
3462 (hard_function_value): Take extra argument, the fntype.
3463 Use new target hook for function_value.
3464 * expr.h (hard_function_value): Change prototype.
3465 * function.c (aggregate_value_p): Pass 0 as fntype to
3466 hard_function_value.
3467 (assign_parms): Use new target hook for function_value.
3468 Pass 0 as fntype to hard_function_value.
3469 (expand_function_end): Likewise.
3470 * reg-stack.c: Include target.h.
3471 (stack_result): Use new target hook for function_value.
3472 * target-def.h: New target hook function_value.
3473 * target.h: Likewise.
3474 * targhooks.c (default_function_value): New function.
3475 * targhooks.h (default_function_value): Declare.
3477 2005-07-13 Ian Lance Taylor <ian@airs.com>
3479 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3481 2005-07-14 Jan Hubicka <jh@suse.cz>
3483 * tree-dfa.c (dump_variable): Use default_def function.
3484 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3485 * tree-ssa.c (verify_use): Likewise.
3486 * tree-ssanames.c (release_ssa_name): Likewise.
3487 * tree-tailcall.c (eliminate_tail_call): Likewise.
3488 (tree_optimize_tail_calls_1): Likewise.
3489 * tree-vrp.c (get_value_range): Likewise.
3491 2005-07-14 Ben Elliston <bje@au.ibm.com>
3493 * gcc.c (main): Compare language[0] with '*' when iterating over
3496 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3498 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3499 "s390_emit_compare". Add handling of CCZ1mode.
3500 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3501 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3503 (s390_branch_condition_mask): Add CCZ1mode handling.
3504 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3505 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3506 Use CCZ1mode instead of CCZmode.
3507 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3509 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3511 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3513 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3515 2005-07-13 Eric Christopher <echristo@redhat.com>
3517 * config/mips/mips.c (mips_canonicalize_comparison): New.
3518 (mips_emit_int_relational): Use.
3520 2005-07-13 Eric Christopher <echristo@redhat.com>
3522 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3524 * config/s390/s390.md: Include tpf.md. Move tpf specific
3526 * config/s390/tpf.md: To here.
3527 * config/s390/s390.opt: Move tpf specific options...
3528 * config/s390/tpf.opt: to here. Add mmain option.
3529 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3530 * config/s390/tpf.h: Rewrite.
3532 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3534 * doc/tm.texi: Remove @xref{Cross-profiling}.
3536 2005-07-13 Jeff Law <law@redhat.com>
3538 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3539 expressions, test their _DECL operands for pointer equality rather
3540 than using operand_equal_p.
3542 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3544 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3545 (TARGET_POSIX_IO): This.
3546 * config/darwin.h: Likewise.
3547 * config/freebsd.h: Likewise.
3548 * config/linux.h: Likewise.
3549 * config/lynx.h: Likewise.
3550 * config/netbsd.h: Likewise.
3551 * config/rs6000/linux64.h: Likewise.
3552 * config/rs6000/linux.h: Likewise.
3553 * config/s390/tpf.h: Likewise.
3554 * config/sh/embed-elf.h: Likewise.
3555 * config/sparc/linux64.h: Likewise.
3556 * config/sparc/linux.h: Likewise.
3557 * config/svr4.h: Likewise.
3558 * gcov-io.h: Likewise.
3560 * doc/tm.texi: Updated.
3562 * libgcov.c (create_file_directory): Defined only if
3563 TARGET_POSIX_IO is defined.
3564 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3567 2005-07-13 Jan Hubicka <jh@suse.cz>
3569 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3571 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3573 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3574 structure as argument.
3576 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3578 PR tree-optimization/21921
3579 * tree-iterator.c (tsi_link_before): Support the case when
3580 tsi_end_p (tsi) == true.
3582 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3584 PR tree-optimization/22442
3585 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3588 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3590 PR rtl-optimization/20376
3591 * toplev.c (process_options): Enable -fweb and -frename-registers when
3593 * doc/invoke.texi: Update the information about when -fweb and
3594 -frename-registers are enabled.
3596 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3599 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3600 if *rhs_p is not a SSA_NAME.
3602 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3604 Fix PR tree-optimization/22422
3605 * tree-ssa-structalias.c (struct variable_info): Add flag for
3607 (get_varinfo): Now a static function.
3608 (new_varinfo): init has_union and is_special_var to false.
3609 (solution_set_add): Check has_union.
3610 (do_da_constraint): Move temporary variable so it gets reset
3612 Also check for special variable.
3613 (do_ds_constraint): Ditto.
3614 (do_sd_constraint): Ditto.
3615 (do_structure_copy): Check for special variable.
3616 (find_func_aliases): Ditto.
3617 (init_base_vars): Set special vars properly.
3619 2005-07-13 Jan Hubicka <jh@suse.cz>
3621 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3624 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3625 (get_expr_operands): Fix thinko wrt flags and subvars.
3627 PR tree-optimize/22379
3628 * tree-inline.c (expand_call_inline): Do not output sorry in early
3631 2005-07-12 Dale Johannesen <dalej@apple.com>
3633 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3635 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3638 * host-linux.h: Include limits.h.
3640 2005-07-12 Dale Johannesen <dalej@apple.com>
3642 * expr.c (compress_float_constant): Add cost check.
3643 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3645 2005-07-12 Dale Johannesen <dalej@apple.com>
3647 * gcc.target/i386/compress-float-sse.c: New.
3648 * gcc.target/i386/compress-float-sse-pic.c: New.
3649 * gcc.target/i386/compress-float-387.c: New.
3650 * gcc.target/i386/compress-float-387-pic.c: New.
3651 * gcc.dg/compress-float-ppc.c: New.
3652 * gcc.dg/compress-float-ppc-pic.c: New.
3654 2005-07-12 Eric Christopher <echristo@redhat.com>
3656 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3658 * config/s390/s390.md: Include tpf.md. Move tpf specific
3660 * config/s390/tpf.md: To here.
3661 * config/s390/s390.opt: Move tpf specific options...
3662 * config/s390/tpf.opt: to here. Add mmain option.
3663 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3664 * config/s390/tpf.h: Rewrite.
3666 2005-07-12 Eric Christopher <echristo@redhat.com>
3668 * gcc.c (struct infile): Update comment for language.
3669 (main): Rewrite input file resetting code.
3671 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3674 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3675 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3676 (lookup_avail_expr): Use constant_boolean_node instead
3677 of boolean_false_node/boolean_true_node.
3679 2005-07-12 Ben Elliston <bje@au.ibm.com>
3681 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3682 and use it when printing num_edges.
3684 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3686 * doc/extend.texi (Blackfin Built-in Functions): New section.
3687 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3690 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3692 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3693 s/cmpstrsi/cmpstrnsi
3694 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3696 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3697 (init_optabs): Initialize cmpstrn_optab.
3698 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3699 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3700 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3701 * config/i386/i386.md: s/cmpstr/cmpstrn
3702 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3703 * doc/md.texi: Update documentation.
3705 2005-07-11 Richard Henderson <rth@redhat.com>
3707 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3708 build_va_arg_indirect_ref.
3709 (alpha_gimplify_va_arg): Likewise.
3710 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3711 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3712 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3713 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3714 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3715 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3717 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3719 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3721 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3722 * passes.c (init_optimization_passes): Add pass_empty_loop.
3723 * tree-pass.h (pass_empty_loop): Declare.
3724 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3725 try_remove_empty_loop, remove_empty_loops): New functions.
3726 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3727 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3729 2005-07-12 Peter Barada <peter@the-baradas.com>
3733 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3734 in address registers.
3735 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3736 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3737 alternative of addsi3_5200.
3739 2005-07-11 Ian Lance Taylor <ian@airs.com>
3741 * config/mips/mips.md (ffs<mode>2): Remove.
3743 2005-07-11 Ian Lance Taylor <ian@airs.com>
3745 * doc/tree-ssa.texi (Cleanups): Improve description of
3747 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3749 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3751 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3752 * tree.h (DECL_ARGUMENT_FLD): New macro.
3754 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3756 Fix PR tree-optimization/22404
3758 * tree-ssa-structalias.c (create_variable_info_for): Use
3761 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3763 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3764 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3765 for second comparison operand.
3766 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3768 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3769 (define_insn_reservation "alu"): Likewise.
3770 (csync, ssync): Now of type sync.
3771 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3772 -mcsync-anomaly -mspecld-anomaly.
3773 * config/bfin/bfin.opt (mcsync): Remove.
3774 (mcsync-anomaly, mspecld-anomaly): Add.
3775 * config/bfin/bfin.c: Include "insn-codes.h".
3776 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3777 (TARGET_DEFAULT_TARGET_FLAGS): New.
3778 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3780 2005-07-11 Steven Bosscher <stevenb@suse.de>
3782 * basic-block.h: Give the BB flags enum a name, bb_flags.
3783 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3784 * cfgcleanup.c (enum bb_flags): Remove here.
3785 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3786 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3787 (update_forwarder_flag): Likewise.
3788 (thread_jump): Likewise.
3789 (try_forward_edges): Likewise.
3790 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3791 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3792 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3794 2005-07-11 Richard Guenther <rguenther@suse.de>
3796 * config/i386/i386.opt: New target option -msseregparm.
3797 * config/i386/i386.c (override_options): Error out for
3798 -msseregparm but no SSE support.
3799 (ix86_function_sseregparm): Check for global sseregparm.
3800 * doc/invoke.texi: Document -msseregparm.
3802 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3804 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3805 (m32rle-*-linux*): Ditto.
3807 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3809 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3810 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3813 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3817 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3818 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3820 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3822 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3823 (varmap): Heapify varmap.
3824 (constraints): Heapify constraints.
3825 (struct constraint_graph): Heapify succs and preds.
3826 (constraint_vec_find): Update for heapification.
3827 (constraint_set_union): Ditto.
3828 (insert_into_complex): Ditto.
3829 (constraint_edge_vec_find): Ditto.
3830 (erase_graph_self_edge): Ditto.
3831 (add_graph_edge): Ditto.
3832 (get_graph_weights): Ditto.
3833 (merge_graph_nodes): Ditto.
3834 (build_constraint_graph): Ditto.
3835 (topo_visit): Ditto.
3836 (solve_graph): Ditto.
3837 (create_variable_info_for): Ditto.
3838 (init_base_vars): Ditto.
3839 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3840 (condese_varmap_nodes): Free complex vector.
3841 (clear_edges_for_node): Clear succs and preds vector.
3843 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3845 * tree-ssa-structalias.c (update_alias_info): Change counting of
3846 references to not include vdefs.
3848 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3850 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3853 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3855 * pa.c (pa_commutative_p): Make PLUS commutative when
3856 TARGET_NO_SPACE_REGS is true.
3858 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3860 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3861 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3862 * tree-dfa.c (dump_subvars_for): New.
3863 (debug_subvars_for): New.
3864 (dump_variable): Show subvariables if VAR has them.
3865 * tree-flow-inline.h (get_subvar_at): New.
3866 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3867 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3869 (struct subvar): Change fields offset and size to unsigned
3871 (dump_subvars_for): Declare.
3872 (debug_subvars_for): Declare.
3873 (get_subvar_at): Declare.
3874 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3875 to unsigned HOST_WIDE_INT *.
3876 (overlap_subvar): Likewise.
3877 * tree-gimple.c (is_gimple_reg): Always return false for
3878 SFTs and memory tags.
3879 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3881 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3882 (compute_may_aliases): Call compute_points_to_sets.
3883 (collect_points_to_info_for): Remove.
3884 (compute_points_to_and_addr_escape): Remove.
3885 (delete_alias_info): Call delete_points_to_sets.
3886 (compute_flow_sensitive_aliasing): If the call to
3887 find_what_p_points_to returns false, call set_pt_anything.
3888 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3889 (set_pt_anything): Clear pi->pt_vars.
3890 (set_pt_malloc): Remove.
3891 (merge_pointed_to_info): Remove.
3892 (add_pointed_to_expr): Remove.
3893 (add_pointed_to_var): Remove.
3894 (collect_points_to_info_r): Remove.
3895 (is_escape_site): Make extern.
3897 (create_overlap_variables_for): Call it.
3898 * tree-ssa-copy.c (merge_alias_info): Never merge
3899 flow-sensitive alias information.
3900 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3901 offset and size to be unsigned HOST_WIDE_INT.
3902 (add_to_addressable_set): Rename from note_addressable.
3903 Set TREE_ADDRESSABLE as the variables are added to the set.
3905 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3906 operands into VUSEs when adding V_MAY_DEFs for members in an
3908 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3909 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3910 (struct variable_info): Add bitfield is_heap_var.
3911 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3912 (new_var_info): Initialize is_heap_var.
3913 (get_constraint_for): Add HEAP variables to the symbol table.
3914 Mark them with is_heap_var.
3915 (update_alias_info): New. Taken mostly from the old
3916 compute_points_to_and_addr_escape.
3917 (handle_ptr_arith): New.
3918 (find_func_aliases): Call update_alias_info.
3919 Call handle_ptr_info for tcc_binary expressions.
3920 Call mark_stmt_modified.
3921 (create_variable_info_for): If DECL has subvars, do not create
3922 variables for its subvars. Always add all the fields.
3923 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3924 SFTs, then add all the SFTs of the structure.
3925 If VI->DECL is an aggregate with subvariables, add the SFT at
3927 (find_what_p_points_to): If VI is an artificial variable,
3928 translate to bitfields in SSA_NAME_PTR_INFO.
3929 If the solution is empty, set pi->pt_vars to NULL
3930 (init_base_vars): Create ANYOFFSET.
3931 (compute_points_to_sets): Rename from create_alias_vars.
3933 (pass_build_pta): Remove.
3934 (delete_points_to_sets): Rename from delete_alias_vars.
3935 (pass_del_pta): Remove.
3936 * tree-ssa-structalias.h (struct alias_info): Move from
3938 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3939 NUM_REFERENCES_SET): Likewise.
3940 (compute_points_to_sets, delete_points_to_sets): Declare.
3942 2005-07-09 Richard Henderson <rth@redhat.com>
3944 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3945 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3946 alpha_split_lock_test_and_set_12): New functions.
3947 * config/alpha/alpha-protos.h: Update.
3948 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3949 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3950 * config/alpha/sync.md (I12MODE): New.
3951 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3952 (sync_<fetchop_name><I48MODE>): Likewise.
3953 (sync_nand<I48MODE>): Likewise.
3954 (sync_old_<fetchop_name><I48MODE>): Likewise.
3955 (sync_new_<fetchop_name><I48MODE>): Likewise.
3956 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3957 (sync_compare_and_swap<I48MODE>): Likewise.
3958 (sync_lock_test_and_set<I48MODE>): Likewise.
3959 (sync_compare_and_swap<I12MODE>): New.
3960 (sync_compare_and_swap<I12MODE>_1): New.
3961 (sync_lock_test_and_set<I12MODE>): New.
3962 (sync_lock_test_and_set<I12MODE>_1): New.
3964 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3968 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3970 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3972 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3973 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3975 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3978 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3980 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3982 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3983 memory_operand constraint.
3984 (store_conditional_<mode>): Same.
3985 (sync_compare_and_swap<mode>): Same.
3986 (sync_lock_test_and_set<mode>): Same.
3988 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3990 Rewrite PIC support to more closely model actual instructions.
3991 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3992 (cris_symbol): Remove prototypes for removed functions.
3993 (cris_pic_symbol_type_of, cris_valid_pic_const)
3994 (cris_expand_pic_call_address): Prototypes for new functions.
3995 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3997 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3999 <case ':'>: Add case for new punctuation character.
4000 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
4001 emitting (extra) PIC modifier.
4002 <case UNSPEC>: Do not assert for PLT.
4003 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
4004 (cris_expand_prologue, cris_expand_epilogue): Check
4005 for pic_offset_table_rtx usage instead of taking
4006 current_function_uses_pic_offset_table as the final word.
4007 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
4008 Remove flag_pic difference.
4009 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
4010 the moral equivalents of...
4011 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
4013 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
4014 (cris_handle_option): Mark ARG as unused.
4015 (cris_expand_pic_call_address): New worker function for "call",
4017 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
4018 output PIC constructs here.
4019 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
4020 as symbol-specific modifers, not whole or part of operands.
4021 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
4022 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
4023 constants and flag_pic.
4024 (CONSTANT_INDEX_P): Adjust for new functions.
4025 (enum cris_pic_symbol_type): New helper type.
4026 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
4027 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
4028 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
4030 ("movsi"): Emit actual instructions for GOT and relative access.
4031 ("*movsi_got_load"): New pattern to set up the register holding
4033 ("*movsi_internal"): Operand 1 is not a plain general_operand.
4034 Adjust FIXME for 'S'.
4035 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
4036 Use "movs" for -fpic cases.
4037 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
4038 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
4039 ("call", "call_value"): Just call cris_expand_pic_call_address for
4041 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
4042 Remove special pattern.
4043 ("*expanded_call_side", "*expanded_call_value_side"): New
4045 (gotplt-to-plt, gotplt-to-plt-side-call)
4046 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
4048 * config/cris/cris/predicates.md
4049 ("cris_general_operand_or_gotless_symbol"): Remove unused
4051 ("cris_general_operand_or_symbol"): Adjust for new functions.
4053 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4055 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
4057 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
4059 * Makefile.in (TREE_H): Add treestruct.def.
4060 (c-decl.o): Add pointer-set.h
4061 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
4062 visibility on regular DECL's.
4063 (merge_decls): Fix the copying of decl nodes of various types for
4064 the new structures. Don't update RTL, section name, weak status,
4065 etc, on DECL's without RTL.
4066 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
4067 Don't check volatile on non-variable types.
4068 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
4069 to check whether we have seen arguments.
4070 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
4071 flag is checked before field (flag is common, field is not).
4072 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
4073 TS_DECL_COMMON could have an origin.
4074 (add_location_or_const_value_attribute): Don't check section name
4075 on non-var/function decls.
4076 (dwarf2out_var_location): Reverse order of tests.
4077 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
4078 with DECL_WRTL_CHECK.
4079 * expmed.c (make_tree): rtl is now in decl_with_rtl.
4080 * fold-const.c (fold_binary): Don't check weakness on
4081 non-var/function decls.
4082 (tree_expr_nonzero_p): Ditto.
4083 (fold_checksum_tree): Use tree_decl_extra as sizeof
4085 * ggc-page.c (extra_order_size_table): Add sizes for
4086 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
4088 * gimplify.c (gimplify_bind_expr): Only set
4089 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
4090 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
4092 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
4093 * langhooks.h (init_ts). New langhook.
4094 * passes.c (rest_of_decl_compilation): Reverse order of tests.
4095 * print-tree.c (print_node): Update to only print fields that
4096 exist in the structures the passed decl has.
4097 * toplev.c (wrapup_global_declarations): Don't reset
4098 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4099 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4100 * tree-inline.c (remap_decl): Ditto.
4101 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4102 * tree-pretty-print.c (print_declaration): Don't print
4103 DECL_REGISTER on things that don't contain it.
4104 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4105 non-var/function decls.
4106 * tree.c (tree_contains_struct): New structure.
4107 (init_priority_for_decl): New hashtable.
4108 (tree_int_map): New structure.
4109 (tree_int_map_eq): New function.
4110 (tree_int_map_marked_p): Ditto.
4111 (tree_int_map_hash): Ditto.
4112 (tree_map): Move to tree.h.
4113 (tree_map_eq): Externalize.
4114 (tree_map_hash): Ditto.
4115 (tree_map_marked_p): Ditto.
4116 (init_ttree): Set up tree_contains_struct and call langhook.
4117 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4118 (tree_code_size): Update for new structures.
4119 (tree_node_structure): Update for new structures.
4120 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4122 (copy_node_stat): Copy init priority.
4123 (build_decl_stat): Ditto for visibility.
4124 (ts_enum_names): New.
4125 (tree_contains_struct_check_failed): New function.
4126 (decl_init_priority_lookup): Ditto.
4127 (decl_init_priority_insert): Ditto.
4128 * treestruct.def: New file.
4129 * tree.h (CODE_CONTAINS_STRUCT): New macro.
4130 (CONTAINS_STRUCT_CHECK): Ditto.
4131 (tree_contains_struct_check_failed): New prototype.
4132 (DECL_CHECK): Removed.
4133 (DECL_MINIMAL_CHECK): New.
4134 (DECL_COMMON_CHECK): Ditto.
4135 (DECL_WRTL_CHECK): Ditto.
4136 (DECL_NON_COMMON_CHECK): Ditto.
4137 (DECL_WITH_VIS_CHECK): Ditto.
4138 (VAR_OR_FUNCTION_DECL_P): Ditto
4139 (struct tree_decl_minimal): New structure.
4140 (struct tree_decl_common): Ditto.
4141 (struct tree_decl_with_rtl): Ditto.
4142 (struct tree_decl_with_vis): Ditto.
4143 (struct tree_decl_non_common): Ditto.
4144 (struct tree_field_decl): Ditto.
4145 (struct tree_parm_decl): Ditto.
4146 (struct tree_var_decl): Ditto.
4147 (struct tree_function_decl): Ditto.
4148 (struct tree_const_decl): Ditto.
4149 (struct tree_result_decl): Ditto.
4150 (union tree_node): Add new structures.
4151 * var-tracking.c (track_expr_p): Reverse order of tests.
4153 * doc/c-tree.texi: Add documentation on DECL node internal structure.
4155 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4157 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4158 * system.h: Poison FINALIZE_PIC.
4159 * doc/tm.texi (FINALIZE_PIC): Remove.
4161 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4164 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4165 to the correct type if we have a MODIFY_EXPR.
4167 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4169 PR tree-optimization/22360
4170 * tree.c (upper_bound_in_type): Fix calculations for casting
4171 to a non-wider signed type and casting a signed value to a
4172 wider unsigned type.
4173 (lower_bound_in_type): Fix calculations for casting to a
4174 non-wider signed type.
4176 PR tree-optimization/20139
4177 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
4179 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
4180 fold_cond_expr_cond.
4181 * tree-ssanames.c (release_defs): Assert in_ssa_p.
4182 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
4184 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4187 * tree-complex.c (expand_complex_libcall): Produce
4188 REALPART_EXPR/IMAGPART_EXPR with the correct type.
4190 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4192 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4193 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4194 b" assert and inserted fastpath code for this case.
4195 (bitmap_ior): Removed "a != b" assert.
4197 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4199 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4200 (ENDFILE_SPEC): Likewise.
4201 * config/m32r/m32r.h (ASM_SPEC): Likewise.
4203 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4204 a large stack frame at epilogue.
4206 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
4208 * final.c: Include sdbout.h when required.
4210 2005-07-07 Geoffrey Keating <geoffk@apple.com>
4212 * config.gcc (*-*-darwin*): Only one target-specific header file
4214 (powerpc-*-darwin*): Add version-specific header files.
4215 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4216 * config.in: Regenerate.
4217 * configure: Regenerate.
4218 * gcc.c: Include xregex.h.
4219 (version_compare_spec_function): New.
4220 (spec_function): Add version-compare.
4221 (replace_outfile_spec_function): Reformat comment.
4222 (compare_version_strings): New.
4223 * config/darwin-c.c (version_as_macro): New.
4224 (builtin_define): New.
4225 (darwin_cpp_builtins): New.
4226 * config/darwin-protos.h (darwin_cpp_builtins): New.
4227 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4228 (LIB_SPEC): Make unconditional, update comment.
4229 (TARGET_C99_FUNCTIONS): Define.
4230 * config/darwin.opt: Sort.
4231 (mmacosx-version-min=): New.
4232 * config/darwin7.h: Delete.
4233 * config/darwin8.h: Delete.
4234 * config/i386/darwin.h (): Call darwin_cpp_builtins.
4235 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4236 (TARGET_C99_FUNCTIONS): Define.
4237 * config/rs6000/darwin7.h: New.
4238 * config/rs6000/darwin8.h: New.
4239 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4240 (-mmacosx-version-min): Document.
4242 2005-07-07 Ian Lance Taylor <ian@airs.com>
4244 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4246 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
4249 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4251 2005-07-07 Khem Raj <kraj@mvista.com>
4253 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4254 in bytes, not words.
4256 2005-07-07 Paul Brook <paul@codesourcery.com>
4258 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4259 DEFAULT_FUNCTION_ARG_PADDING to upward.
4261 2005-07-07 Richard Henderson <rth@redhat.com>
4263 * function.c (locate_and_pad_parm): Record parameter alignment in
4264 stack_alignment_needed.
4266 2005-07-07 David Edelsohn <edelsohn@gnu.org>
4268 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4269 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4270 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4271 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4272 (define_attr "type"): Add isync, sync, load_l, store_c.
4273 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4274 Create scratch volatile MEM.
4275 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
4277 (load_locked_<mode>): New.
4278 (store_conditional_<mode>): New.
4279 (sync_compare_and_swap<mode>): Replace with splitter.
4280 (sync_lock_test_and_set<mode>): Replace with splitter.
4281 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4283 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
4284 is ics. Attribute isync.
4285 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
4287 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4288 and UNSPECV_SYNC_OP.
4289 (emit_unlikely_jump): New.
4290 (emit_load_locked): New.
4291 (emit_store_conditional): New.
4292 (rs6000_split_compare_and_swap): New.
4293 (rs6000_split_lock_test_and_set): New.
4294 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4295 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4296 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4297 rs6000_split_lock_test_and_set): Declare.
4298 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4299 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4300 store_c, isync, sync.
4302 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4304 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4305 filenames to gtyp-gen.h.
4306 (s-typ-gen): Use it in place of for loops.
4308 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4310 * hooks.c (hook_bool_rtx_int_false): New function.
4311 * hooks.h (hook_bool_rtx_int_false): Declare.
4312 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4313 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4314 * target.h (struct gcc_target): Add commutative_p member.
4315 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4316 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4317 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4318 (pa_commutative_p): New function.
4319 * jump.c (target.h): Include.
4320 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4321 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4323 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4325 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4326 (s390_expand_setmem): New.
4327 * config/s390/s390.c: Likewise.
4328 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4330 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4331 general_operand. Call new function "s390_expand_setmem".
4332 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4333 ("setmem_long", "*setmem_long"): ... this.
4335 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4337 * config/s390/s390.c: (optimization_options): Enable
4338 TARGET_MVCLE at -Os.
4339 * doc/invoke.texi: Document changes in default behaviour.
4340 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4342 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4344 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4345 defined by back-end.
4347 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4349 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4350 all sets in the pattern.
4351 * config/rs6000/rs6000.md (stack_protect_testsi,
4352 stack_protect_testdi): Likewise.
4354 2005-07-06 Jeff Law <law@redhat.com>
4356 * tree-vrp.c (simplify_using_ranges): Kill.
4357 (vrp_finalize): Remove call to simplify_using_ranges.
4358 (simplify_stmt_using_ranges): New function extracted from
4359 simplify_using_ranges.
4360 (simplify_div_or_mod_using_ranges): Likewise.
4361 (simplify_abs_using_ranges): Likewise.
4362 (simplify_cond_using_ranges): New function.
4363 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4364 * tree-ssa-propagate.c (substitute_and_fold): Call
4365 simplify_stmt_using_ranges if we have range information.
4367 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4369 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4370 ia64_flag_schedule_isns2.
4372 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4373 reading/writing general registers.
4374 (ia64_function_arg): Revert 2005-06-18 change.
4376 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4378 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4379 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4381 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4383 * function.c (expand_function_end): Revert part of 2005-06-27
4384 patch. Do sjlj_emit_function_exit_after after return_label.
4386 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4388 * doc/install.texi (--disable-libssp): New.
4390 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4392 * doc/invoke.texi: Update -fforce-mem documentation.
4393 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4394 code for -fforce-mem.
4395 * expmed.c: (store_bit_field,store_fixed_bit_field,
4396 extract_bit_field): Ditto.
4397 * expr.c: (convert_move): Ditto.
4398 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4399 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4400 emit_conditional_add,expand_float,expand_fix): Ditto.
4401 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4402 (common_handle_option): Issue warning when -fforce-mem specified.
4404 2005-07-06 Paul Brook <paul@codesourcery.com>
4406 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4408 * configure: Regenerate.
4410 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4412 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4414 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4416 Fix PR tree-optimization/22319
4417 Fix PR tree-optimization/22140
4418 Fix PR tree-optimization/22310
4420 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4421 variable sized types.
4422 Use correct type for intermediate structure on *a = *b structure
4425 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4427 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4429 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4430 (machine_function): Move typedef to...
4431 * config/rs6000/rs6000.c (machine_function): ... here. Add
4432 varargs_save_offset field.
4433 (rs6000_stack_t): Remove varargs_size field.
4434 (setup_incoming_varargs): Allocate varargs save area using
4435 assign_stack_local, try to make it as small as possible.
4436 Save offset from virtual_stack_vars_rtx to the save area
4437 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4438 instead of magic 8 when fp word byte size is used.
4439 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4440 instead of -RS6000_VARARGS_SIZE.
4441 (rs6000_stack_info, debug_stack_info,
4442 rs6000_initial_elimination_offset): Remove all traces of
4444 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4445 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4446 RS6000_VARARGS_AREA.
4448 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4450 PR tree-optimization/21963
4451 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4452 constant_multiple_of in the same way get_computation_cost_at does.
4454 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4456 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4457 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4458 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4459 and return its previous value.
4460 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4461 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4463 (stack_protect_set, stack_protect_test): New expanders.
4464 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4465 stack_protect_testdi): New insns.
4466 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4467 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4469 2005-07-06 Jeff Law <law@redhat.com>
4471 * tree-ssa-dce.c (cfg_altered): New global.
4472 (tree_dce_init): Initialize cfg_altered.
4473 (remove_dead_stmt): If we remove an edge in the CFG, then set
4475 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4478 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4480 * Makefile.in (stamp-collect-ld): Use
4481 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4482 ./collect-ld if it already exists.
4483 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4484 Don't remove ./nm if it already exists.
4486 2005-07-05 Devang Patel <dpatel@apple.com>
4488 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4489 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4490 * tree-vectorizer.c (vect_loop_location): New.
4491 (vect_print_dump_info): Use vect_loop_location.
4492 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4493 (vectorize_loops): Set vect_loop_location.
4494 * tree-vect-analyze.c (vect_analyze_offset_expr,
4495 vect_determin_vectorization_factor, vect_analyze_operations,
4496 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4497 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4498 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4499 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4500 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4501 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4502 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4503 vect_analyze_loop): Adjust vect_print_dump_info API.
4504 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4505 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4506 vect_finish_stmt_generation, vectorizable_assignment,
4507 vectorizable_operation, vectorizable_store, vectorizable_load,
4508 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4509 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4510 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4511 vect_transform_loop): Same.
4512 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4513 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4516 2005-07-05 Randolph Chung <tausq@debian.org>
4518 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4519 * configure: Regenerate.
4520 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4521 (pa_tls_referenced_p): Declare.
4522 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4523 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4524 (legitimize_tls_address): New.
4525 (hppa_legitimize_address): Handle TLS addresses.
4526 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4527 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4528 (emit_move_sequence): Handle TLS addresses.
4529 (pa_encode_section_info): Call default handler to handle common
4531 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4532 (CONSTANT_ADDRESS_P): Reject TLS operands.
4533 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4534 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4535 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4536 (UNSPEC_TLSLE): Define new constants.
4537 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4538 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4539 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4540 (tie_symbolic_operand, tle_symbolic_operand): New
4542 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4544 * aclocal.m4: Update macros for autoconf 2.59 style.
4545 * configure.ac: Likewise.
4547 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4549 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4550 (function_arg): Pass small aggregates in general registers on 32-bit
4552 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4554 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4556 * Makefile.in (final.o): Fix dependencies.
4558 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4562 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4563 * langhooks.c (lhd_expr_to_decl): New.
4564 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4566 (LANG_HOOKS_INITIALIZER): Update.
4567 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4568 expr_to_decl langhook.
4569 * c-tree.h (c_expr_to_decl): Declare.
4570 * c-typeck.c (c_expr_to_decl): New.
4571 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4573 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4575 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4578 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4579 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4581 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4583 * Makefile.in: Adjust dependencies.
4584 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4585 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4586 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4587 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4588 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4589 rest_of_compilation.
4591 * bb-reorder.c (gate_duplicate_computed_gotos,
4592 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4593 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4594 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4595 pass_partition_blocks): New.
4596 * bt-load.c (gate_handle_branch_target_load_optimize,
4597 rest_of_handle_branch_target_load_optimize,
4598 pass_branch_target_load_optimize): New.
4599 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4601 * cfglayout.c (pass_insn_locators_initialize): New.
4602 * cfgrtl.c (pass_free_cfg): New.
4603 * combine.c (gate_handle_combine, rest_of_handle_combine,
4605 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4606 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4607 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4608 * except.c (pass_set_nothrow_function_flags,
4609 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4611 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4612 rest_of_handle_shorten_branches, pass_shorten_branches,
4613 rest_of_clean_state, pass_clean_state): New.
4614 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4615 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4616 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4618 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4619 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4620 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4621 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4623 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4624 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4625 pass_rtl_ifcvt, gate_handle_if_after_combine,
4626 rest_of_handle_if_after_combine, pass_if_after_combine,
4627 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4628 pass_if_after_reload): New.
4629 * integrate.c (pass_initial_value_sets): New.
4630 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4631 pass_purge_lineno_notes): New.
4632 * mode-switching.c (rest_of_handle_mode_switching,
4633 pass_mode_switching): New.
4634 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4635 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4637 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4638 pass_loop_optimize): New.
4639 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4641 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4643 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4644 pass_postreload_cse): New.
4645 * profile.c (gate_handle_profiling, pass_profiling,
4646 rest_of_handle_branch_prob, pass_branch_prob): New.
4647 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4648 pass_split_before_regstack, gate_handle_split_before_regstack,
4649 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4650 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4651 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4652 pass_stack_regs): New.
4653 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4654 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4655 pass_stack_adjustments): New.
4656 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4657 pass_regrename): New.
4658 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4659 pass_delay_slots, gate_handle_machine_reorg,
4660 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4661 * rtl.h (extern void purge_line_number_notes): New.
4662 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4663 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4665 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4667 * value-prof.c (gate_handle_value_profile_transformations,
4668 rest_of_handle_value_profile_transformations,
4669 pass_value_profile_transformations): New.
4670 * var-tracking.c (gate_handle_var_tracking,
4671 pass_variable_tracking): New.
4672 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4674 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4675 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4676 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4677 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4678 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4679 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4680 rest_of_handle_gcse2, rest_of_handle_regmove,
4681 rest_of_handle_tracer, rest_of_handle_if_conversion,
4682 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4683 rest_of_handle_web, rest_of_handle_branch_prob,
4684 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4685 rest_of_handle_jump_bypass, rest_of_handle_combine,
4686 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4687 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4688 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4689 rest_of_handle_mode_switching, rest_of_handle_jump,
4690 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4691 rest_of_handle_flow2, rest_of_handle_jump2,
4692 rest_of_handle_peephole2, rest_of_handle_postreload,
4693 rest_of_handle_shorten_branches, rest_of_clean_state,
4694 rest_of_compilation): Remove.
4696 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4697 * passes.c (dump_flags, in_gimple_form, all_passes,
4698 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4699 register_dump_files, next_pass_1, last_verified, execute_todo,
4700 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4701 from tree-optimize.c.
4702 (init_optimization_passes): Moved from tree-optimize.c,
4703 adding the RTL optimizations.
4704 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4705 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4706 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4707 register_dump_files, next_pass_1, last_verified, execute_todo,
4708 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4709 init_tree_optimization_passes, ipa_passes): Delete.
4710 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4712 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4713 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4715 (ipa_passes): Remove.
4716 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4717 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4718 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4719 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4720 (dump_info_p, dump_flag): Moved to tree-dump.h.
4722 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4724 * passes.c (finish_optimization_passes): Use dump_begin
4725 and dump_end, TDI_end.
4726 (gate_rest_of_compilation): New.
4727 (pass_rest_of_compilation): Use it.
4728 (gate_postreload, pass_postreload): New.
4729 * toplev.c (general_init): Rename init_tree_optimization_passes.
4730 * toplev.h (init_tree_optimization_passes): Rename to
4731 init_optimizations_passes.
4732 * tree-dump.c (dump_flag): Make static.
4733 (dump_files): Remove RTL dumps.
4734 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4735 pass_cleanup_cfg, pass_free_cfg_annotations,
4736 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4737 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4738 * tree-pretty-print.c: Include tree-pass.h.
4739 * cgraph.c: Include tree-dump.h.
4741 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4743 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4744 Only fall back to saying it points to readonly memory if
4747 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4749 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4750 * config/m32r/m32r.c (m32r_compute_frame_size,
4751 m32r_expand_prologue): Take current_function_profile into
4752 account whenever we reference
4753 current_function_uses_pic_offset_table.
4754 (m32r_finalize_pic): Remove.
4755 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4757 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4759 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4760 instead of $<. Don't remove ./as if it already exists.
4762 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4765 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4766 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4767 for complex modes when generating code for PA 1.0.
4768 (VALID_FP_MODE_P): New macro.
4769 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4770 sets for all general and floating point modes. Align wide floating
4771 point modes to even register boundaries to comply with architectural
4773 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4774 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4775 (VALID_FP_MODE_P): New macro.
4776 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4777 sets for all general and floating point modes. Align wide floating
4778 point modes to even register boundaries to comply with architectural
4781 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4783 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4786 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4788 * tree-ssa-structalias.c: Don't include expr.h.
4790 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4792 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4795 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4797 Fix PR tree-optimization/22279
4799 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4802 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4804 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4806 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4808 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4809 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4810 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4811 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4812 config/stormy16/stormy16.c, config/v850/v850.c,
4813 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4814 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4815 Avoid "." or "\n" at end of diagnostics and capital letters at
4816 start of diagnostics.
4817 * combine.c, cse.c: Don't translate dump file output.
4818 * toplev.c (print_version): Only translate output if going to
4821 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4823 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4824 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4827 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4829 * pa.c (fix_range): Fix typo in comment.
4831 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4833 * tree-vrp.c (extract_range_from_assert): Replace
4834 fold (build (...)) with fold_build2.
4836 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4838 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4839 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4840 (format_types_orig, handle_format_attribute): Add support for
4843 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4845 * varasm.c (assemble_variable): Fix format specifier thinko.
4847 2005-07-03 Ira Rosen <irar@il.ibm.com>
4849 PR tree-optimization/22029 (and 22135)
4850 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4851 a phi node before calling dump_vops.
4853 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4855 * tree-dump.h (dump_string_field): Declare.
4856 * tree-dump.c: Use it instead of dump_string.
4857 (dump_string_field): Make non-static.
4859 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4861 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4862 up the minimal CFG stuff always when optimize > 0. Call
4863 split_all_insns_noflow in PIC case if needed.
4865 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4866 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4869 * c-decl.c (c_write_global_declarations): Dump contents of
4871 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4872 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4873 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4874 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4877 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4879 * c-common.h (GCC_DIAG_STYLE): Define.
4880 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4881 version for format checking to 4.1.
4882 * c-format.c: Include toplev.h after c-common.h.
4883 (enum format_type): Add gcc_tdiag_format_type.
4884 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4885 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4886 (format_types_orig): Add gcc_tdiag.
4887 (init_dynamic_diag_info): Support gcc_tdiag formats.
4888 (handle_format_attribute): Likewise.
4889 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4890 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4891 version for format checking to 4.1.
4892 (warning0, warning, error, pedwarn, sorry): Use
4894 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4895 (finish_aliases_1): Do not use %qE.
4896 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4897 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4898 Correct format bugs.
4899 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4900 parameter to unsigned HOST_WIDE_INT.
4901 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4903 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4906 * expr.c (write_complex_part): Use adjust_address for MEM.
4907 (read_complex_part): Same.
4909 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4911 Fix PR tree-optimization/22280
4913 * tree-sra.c (generate_element_init): Remove useless loop.
4915 2005-07-02 Richard Henderson <rth@redhat.com>
4917 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4919 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4921 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4924 * fold-const.c (fold_binary): Handle the return value of
4925 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4926 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4928 2005-07-02 Jeff Law <law@redhat.com>
4930 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4931 a eliminate type conversion which feeds an equality comparison
4932 if the original type or either operand in the comparison is a
4935 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4937 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4938 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4940 * config/avr/avr.c: Do not use '`' as left quote.
4941 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4942 Remove "." from end of diagnostics. Make diagnostics start with
4945 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4946 Joseph S. Myers <joseph@codesourcery.com>
4948 * toplev.c (default_tree_printer): Handle setting location with
4950 * c-objc.common.c (c_tree_printer): Likewise.
4951 * c-format.c (gcc_diag_flag_specs): Add '+'.
4952 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4953 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4955 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4956 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4957 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4958 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4959 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4960 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4961 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4962 format arguments where %J is used without %D.
4964 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4966 * gcc.c (LINK_SSP_SPEC): Define.
4967 (link_ssp_spec): New variable.
4968 (LINK_COMMAND_SPEC): Add %(link_ssp).
4969 (static_specs): Add link_ssp_spec.
4970 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4971 * configure: Rebuilt.
4972 * config.in: Rebuilt.
4974 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4975 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4976 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4977 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4978 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4979 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4980 -0x7008(2) instead of reading __stack_chk_guard variable.
4981 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4983 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4984 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4985 if TARGET_THREAD_SSP_OFFSET is defined.
4986 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4987 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4990 2005-06-27 Richard Henderson <rth@redhat.com>
4991 * libgcc-std.ver (GCC_4.1.0): New.
4992 * libgcc.h (__stack_chk_guard): Declare.
4993 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4994 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4995 * mklibgcc.in (lib2funcs): Add them.
4997 2005-07-01 Richard Henderson <rth@redhat.com>
4999 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
5000 void * before struct sigcontext *.
5001 (x86_fallback_frame_state): Likewise.
5003 2005-07-01 James E. Wilson <wilson@specifixinc.com>
5005 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
5007 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5010 * tree-ssa-reassoc.c (should_transpose): Fix which operand
5011 we check for SSA_NAME for.
5013 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
5015 Fix PR tree-optimization/22071
5017 * tree-ssa-structalias.c (offset_overlaps_with_access): New
5019 (get_constraint_for_component_ref): Use it.
5021 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
5024 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
5025 print out the last new line.
5027 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
5029 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
5030 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
5031 * config/cris/cris.c (cris_conditional_register_usage): Adjust
5032 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
5033 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
5034 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
5035 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
5036 (enum reg_class): New member CC0_REGS.
5037 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
5038 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
5039 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
5040 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
5041 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5042 Adjust for register now described.
5044 2005-07-01 Jakub Jelinek <jakub@redhat.com>
5047 * config/i386/i386.md (stack_protect_test_si,
5048 stack_protect_test_di): Add earlyclobber for scratch 3.
5049 * config/rs6000/rs6000.md (stack_protect_testsi,
5050 stack_protect_testdi): Add earlyclobber for scratch 3,
5051 remove earlyclobber from scratch 4.
5053 Older entries for 2005 can be found in ChangeLog-2005.