1 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4 * config/darwin.c (machopic_select_section): Remove the hack to
5 mark "::operator new" and "::operator delete" for coalescing
6 even though they are not weak.
8 2005-08-24 Alan Modra <amodra@bigpond.net.au>
10 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
11 * configure: Regenerate.
13 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
16 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
18 * convert.c (convert_to_integer, convert_to_vector): Likewise.
19 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
22 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
24 * config/rs6000/predicates.md (equality_operator): New.
25 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
26 comparison with a large constant.
28 2005-08-23 Mark Mitchell <mark@codesourcery.com>
30 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
32 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
34 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
35 registers is even, and we have a hardware double precision fp,
37 (sh_gimplify_va_arg_expr): For floating point arguments, consider
38 size of current argument when checking if argument was passed in
41 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
44 * stor-layout.c (finalize_type_size): Dont override
45 existing alignment with a smaller alignment from the mode.
47 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
49 * lambda-code.c (lambda_vector_lexico_pos): Moved...
50 * lambda.h (lambda_vector_lexico_pos): ... here.
51 * tree-data-ref.c (build_classic_dist_vector): Return false when
52 the distance vector is lexicographically negative.
54 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
56 PR tree-optimization/23511
57 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
58 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
60 2005-08-23 Jakub Jelinek <jakub@redhat.com>
62 PR tree-optimization/22043
63 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
64 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
65 If ALLOW_FLEXARR, handle types ending with flexible array member.
66 Pass false as second argument to recursive count_type_elements calls.
67 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
68 argument to count_type_elements call.
69 * tree-sra.c (decide_block_copy): Likewise.
70 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
71 for a constant-sized object, set cleared as well. Pass true as
72 second argument to count_type_elements call.
74 2005-08-23 Alan Modra <amodra@bigpond.net.au>
77 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
78 from legitimate_small_data_p, and make global. Update use.
79 Remove forward declaration.
80 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
82 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
84 2005-08-23 David Edelsohn <edelsohn@gnu.org>
86 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
87 of scratch intermediates.
88 (eq<mode>_compare): Same.
90 (neg_eq<mode>): Convert to define_insn_and_split.
92 2005-08-23 Alan Modra <amodra@bigpond.net.au>
95 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
96 stdarg functions, set/clear the fp marker even when no variable
98 * config/rs6000/sysv4.opt (mprototype): Describe.
100 2005-08-22 Jakub Jelinek <jakub@redhat.com>
102 PR rtl-optimization/23478
103 * regs.h (reg_info): Add throw_calls_crossed.
104 (REG_N_THROWING_CALLS_CROSSED): Define.
105 * flow.c (allocate_reg_life_data): Initialize
106 REG_N_THROWING_CALLS_CROSSED.
107 (propagate_one_insn, attempt_auto_inc): Update
108 REG_N_THROWING_CALLS_CROSSED.
109 * global.c (global_alloc): Don't allocate pseudos across
110 calls that may throw.
112 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
115 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
116 value is inbetween the range if we did not find an exact match.
118 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
120 * doc/invoke.texi (Option Summary): Add ms1 options.
121 * doc/extend.texi: Document interrupt handler attribute for ms1.
122 * doc/md.texi: Document ms1 constraints.
123 * config.gcc: Add ms1-*-elf.
124 * config/ms1/ms1.h: New.
125 * config/ms1/ms1.c: New.
126 * config/ms1/ms1.md: New.
127 * config/ms1/ms1-protos.h: New.
128 * config/ms1/ABI.txt: New.
129 * config/ms1/crti.asm: New.
130 * config/ms1/crtn.asm: New.
131 * config/ms1/lib2extra-funcs.c: New.
132 * config/ms1/t-ms1: New.
133 * config/ms1/ms1.opt: New.
135 2005-08-22 Ira Rosen <irar@il.ibm.com>
137 * config/rs6000/altivec.md (xorv4sf3): New.
138 (negv4sf2, neg<mode>2): Likewise.
140 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
143 * config/ia64/ia64.md (divsi3): Check divide by zero.
148 2005-08-21 Jakub Jelinek <jakub@redhat.com>
150 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
151 up to elem_bitsize bits, not max_bitsize.
153 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
155 PR tree-optimization/23433
156 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
157 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
159 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
161 PR tree-optimization/23434
162 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
163 the iteration bound is not an INTEGER_CST.
165 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
167 * tree-vect-transform.c (get_initial_def_for_reduction): Set
168 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
169 NULL if need_epilog_adjust is false.
170 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
171 Case 3 always peels first itration, not just for PLUS case, and no need
172 to use scalar_initial_def here. Create an epilog adjustment only if
173 scalar_initial_def is not NULL.
175 (vectorizable_reduction): Remove assert.
177 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
180 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
181 (__moddi3): Likewise.
182 (__udivdi3): Likewise.
183 (__umoddi3): Likewise.
184 (__divsi3): Likewise.
185 (__modsi3): Likewise.
186 (__udivsi3): Likewise.
187 (__umodsi3): Likewise.
189 2005-08-20 Jakub Jelinek <jakub@redhat.com>
191 * tree-pass.h (TDF_GRAPH): Define.
192 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
193 * passes.c (finish_optimization_passes): Only call
194 finish_graph_dump_file if TDF_GRAPH is set.
195 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
196 NULL. Set TDF_GRAPH bit.
197 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
199 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
201 * arm.h (arm_stack_offsets): Add locals_base field.
202 * arm.c (arm_get_frame_offsets): Compute it.
203 (thumb_compute_initial_elimination offset): Make the Thumb frame
204 pointer point to the base of the local variables.
205 (thumb_expand_prologue): Update accordingly.
206 (thumb_expand_epilogue): Likewise.
208 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
209 mode of clobbered scratch to DImode. Handle a case that's known to
212 2005-08-19 David Edelsohn <edelsohn@gnu.org>
214 * config/rs6000/rs6000.md (gt0<mode>): Delete.
215 (gt0<mode>_compare): Delete.
216 (neg_gt0<mode>): Delete.
218 2005-08-19 Eric Christopher <echristo@apple.com>
220 * optabs.h: Change CTI_ to COI_.
223 2005-08-19 James E Wilson <wilson@specifix.com>
225 * builtins.c (expand_builtin_return_addr): Set
226 current_function_accesses_prior_frames when count != 0. Use
227 frame_pointer_rtx when count == 0.
228 * function.h (struct function): Add accesses_prior_frames field.
229 (current_function_accesses_prior_frames): Define.
230 * reload1.c (init_elim_table): Check
231 current_function_accesses_prior_frames.
232 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
234 2005-08-19 Diego Novillo <dnovillo@redhat.com>
236 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
237 indicator. Return true if the flowgraph changed during
240 2005-08-19 Diego Novillo <dnovillo@redhat.com>
243 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
244 conditional expression before testing its value.
246 2005-08-19 Diego Novillo <dnovillo@redhat.com>
248 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
250 2005-08-19 Devang Patel <dpatel@apple.com>
252 PR tree-optimization/23048
253 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
254 third parameter. Check whether latch is dominated by exit
256 (if_convertible_loop_p): Supply exit block itself to
259 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
262 * arm.md (arm_load_pic_register): Change argument to the mask of
263 saved registers. Call thumb_find_work_register if we need a
264 scratch register on Thumb.
265 (arm_expand_prologue): Pass empty register set to
266 arm_load_pic_register.
267 (thumb_expand_prologue): Pass live_regs_mask directly to
268 arm_load_pic_register.
269 * arm-protos.h (arm_load_pic_register): Update prototype.
271 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
273 * sh.c (find_sole_member): New function.
274 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
275 if the record's alignment is larger than the size of its only member.
277 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
280 * arm.c (thumb_legitimize_reload_address): New function.
281 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
282 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
284 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
286 * config/crx/crx.c: Implement crx_decompose_address. Reject
287 symbolic displacements since CRX register relative adressing
288 mode can't handle unsigned 32-bit values as displacements.
289 * config/crx/crx.h: Simplify definitions, remove redundant
290 parenthesis and obsolete macros.
291 * config/crx/crx.opt: Add new switch for debugging addresses.
292 * config/crx/crx-protos.h: Add new declarations for above.
294 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
297 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
300 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
302 * collect2.c (dup2): Delete.
303 * configure.ac: Don't check for dup2.
305 * config.in, configure: Regenerate.
307 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
309 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
310 record with the type of its only member.
312 2005-08-18 David Edelsohn <edelsohn@gnu.org>
314 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
315 define_insn_and_split.
316 (plus_ltu<mode>_compare): Same.
317 (gtu<mode>_compare): Same.
318 (plus_gtu<mode>_compare): Same.
320 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
322 PR tree-optimization/22228
323 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
325 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
326 are recorded in vect_vnames_to_rename for renaming.
327 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
328 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
329 in vect_vnames_to_rename.
330 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
331 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
333 2005-08-18 Jan Hubicka <jh@suse.cz>
336 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
337 info only for local statics, not for member variables.
339 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
341 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
343 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
345 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
347 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
350 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
352 2005-08-17 James E Wilson <wilson@specifix.com>
354 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
357 2005-08-17 David Edelsohn <edelsohn@gnu.org>
359 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
360 (leu<mode>_compare): Same.
361 (plus_leu<mode>): Same.
362 (neg_leu<mode>): Same.
363 (and_neg_leu<mode): Same.
364 (ltu<mode>_compare): Same.
365 (plus_ltu<mode>): Same.
367 (geu<mode>_compare): Same.
368 (plus_geu<mode>): Same.
369 (neg_geu<mode>): Same.
370 (and_neg_geu<mode>): Same.
371 (plus_gt<mode>): Same.
372 (gtu<mode>_compare): Same.
373 (plus_gtu<mode>): Same.
375 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
377 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
378 Move call_table_data to end. Delete spurious .text.
379 (callt_save_all_interrupt): Fix comment typo.
381 2005-08-17 James E Wilson <wilson@specifix.com>
382 Kevin Winchester <winchester@amirix.com>
385 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
387 2005-08-17 Uros Bizjak <uros@kss-loka.si>
390 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
391 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
393 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
395 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
396 record with the type of its only member if the modes don't match.
398 * varasm.c (decode_reg_name): Skip empty additional register names.
400 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
402 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
403 lsm_tmp_name_length): New.
404 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
405 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
407 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
408 Andreas Krebbel <krebbel1@de.ibm.com>
410 * config.gcc: Added z9-109 switch.
411 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
412 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
413 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
414 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
415 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
416 for "z9_109" cpu attribute.
417 * config/s390/s390.c (z9_109_cost): New processor cost structure.
418 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
419 (s390_handle_arch_option): Added z9-109 switch.
420 (override_options): Set respective cost function for z9-109.
421 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
422 (legitimate_reload_constant_p): Accept extended immediates.
423 (print_operand): Three new output modifiers added: k, m and o.
424 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
425 (s390_output_mi_thunk): Use extended immediate when possible.
426 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
427 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
428 (CONSTRAINT_LEN): Added length of O constraint.
429 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
430 * config/s390/s390.md ("cpu"): New value z9_109 added.
431 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
432 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
433 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
434 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
435 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
436 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
437 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
438 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
439 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
440 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
441 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
442 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
443 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
444 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
445 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
447 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
448 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
449 insns for TARGET_EXTIMM.
451 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
453 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
455 2005-08-17 Nick Clifton <nickc@redhat.com>
457 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
458 Call default_encode_section_info.
460 2005-08-17 Steven Bosscher <stevenb@suse.de>
462 PR tree-optimization/21574
463 * tree-ssa-ccp.c (likely_value): If the right hand side is a
464 constant, return CONSTANT.
465 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
466 (ccp_fold, visit_assignment): Likewise.
467 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
469 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
471 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
472 fold_buildN instead of buildN then fold_initializer or fold.
473 (build_unary_op): Likewise.
474 (build_binary_op): Likewise.
475 * fold-const.c (fold_initializer): Remove.
476 (fold_build1_initializer): New function.
477 (fold_build2_initializer): New function.
478 (fold_build3_initializer): New function.
479 * tree.h (fold_initializer): Remove.
480 (fold_build1_initializer): New function.
481 (fold_build2_initializer): New function.
482 (fold_build3_initializer): New function.
484 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
486 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
487 (try_move_mult_to_index): Call fold_build2 instead of build2.
488 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
489 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
490 fold_binary_to_constant.
491 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
493 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
494 check if A == gcd (A, B). Remove TYPE argument.
495 (analyze_offset) Use fold_build2 instead of fold (build.
496 (create_data_ref): Likewise.
497 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
498 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
501 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
503 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
504 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
506 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
509 * gimplify.c (zero_sized_type): New function.
510 (gimplify_modify_expr_rhs): If we have a zero sized type,
511 replace the statement with an empty statement.
513 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
515 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
518 2005-08-16 Ian Lance Taylor <ian@airs.com>
520 * doc/tm.texi (Label Output): Correct typo.
522 2005-08-16 Steven Bosscher <stevenb@suse.de>
525 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
526 force_operand will work later on using have_insn_for.
528 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
530 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
532 2005-08-16 Ian Lance Taylor <ian@airs.com>
535 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
536 vector type, don't try to construct it element by element. Add an
537 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
539 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
541 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
543 2005-08-16 Geoffrey Keating <geoffk@apple.com>
545 * doc/invoke.texi (Precompiled Headers): Document some more options
546 which are known to be safe.
548 2005-08-16 James E Wilson <wilson@specifix.com>
550 PR tree-optimization/21105
551 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
554 2005-08-16 David Edelsohn <edelsohn@gnu.org>
556 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
557 (neg_ltu<mode>): Same.
559 (neg_gtu<mode>): Same.
561 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
563 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
564 (fold_builtin_isdigit): Use fold_buildN.
565 (build_function_call_expr): Likewise.
566 * c-typeck.c (c_finish_loop): Likewise.
568 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
569 Richard Shann <rshann@superh.com>
572 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
574 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
576 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
578 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
581 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
582 arm_compure_save_reg0_reg12_mask to determine when the PIC register
585 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
588 * fold-const.c (build_range_check): Disable optimization for function
589 pointer expressions on targets that require function pointer
592 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
594 * simplify-rtx.c (simplify_const_relational_operation): When
595 extracting arguments of a COMPARE, recompute the mode as well.
597 2005-08-15 Ian Lance Taylor <ian@airs.com>
599 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
601 2005-08-15 DJ Delorie <dj@redhat.com>
603 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
605 (movsi_splittable): Allow, but split, moves to the stack.
606 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
609 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
611 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
612 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
613 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
615 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
616 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
617 Delete HOST_PTR_PRINTF.
619 * configure, config.in: Regenerate.
621 2005-08-15 David Edelsohn <edelsohn@gnu.org>
623 * config/rs6000/rs6000.md (QHSI): New mode macro.
624 (wd): Extend mode attr for QImode and HImode
625 (dbits): New mode attr.
626 (zero_extend<mode>di2): Convert to mode macro.
628 2005-08-15 Steve Ellcey <sje@cup.hp.com>
631 * doc/invoke.texi (-mgnu-ld): Update description.
634 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
637 * Makefile.in (tree-chrec.o): Depends on real.h.
638 * tree-chrec.c: Include real.h.
639 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
640 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
641 * tree-scalar-evolution.c (add_to_evolution_1,
642 interpret_rhs_modify_expr): Ditto.
644 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
647 * tree-data-ref.c (estimate_niter_from_size_of_data): When
648 step is negative compute the estimation from init downwards to zero.
650 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
652 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
654 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
656 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
658 (legitimate_reload_constant_p): Fix handling of lliXX operands.
659 Accept double-word constants that can be split.
660 * config/s390/s390.md ("movti"): Use 'P' constraint.
661 ("*movdi_31", "*movdf_31"): Likewise.
663 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
665 Fix PR tree-optimization/22615
667 * tree-ssa-structalias.c (solution_set_add): Handle
668 first_vi_for_offset returning NULL.
669 (do_da_constraint): Ditto.
670 (do_sd_constraint): Ditto.
671 (do_ds_constraint): Ditto
672 (find_func_aliases): Ditto.
673 (build_constraint_graph): RHS is allowed be ANYTHING.
674 (first_vi_for_offset): Return NULL if we couldn't find anything at
677 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
679 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
680 over memory as first operand.
682 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
685 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
686 available for setting it.
688 2005-08-14 Ira Rosen <irar@il.ibm.com>
690 PR tree-optimization/23320
691 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
692 data-refs' types instead of base object nullness. Add check for
693 pointer type data-refs before first location comparison. Remove
696 2005-08-14 Andreas Schwab <schwab@suse.de>
698 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
700 2005-08-13 James E Wilson <wilson@specifix.com>
702 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
703 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
704 -fstack-protector-all, --param ssp-buffer-size): Document.
705 (-Wvariadic-macros): Alphabetize.
706 (-fsched-stalled-insns-dep): Add missing 'f'.
708 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
711 2005-08-13 David Edelsohn <edelsohn@gnu.org>
713 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
714 or indirect address operand.
715 (EXTRA_ADDRESS_CONSTRAINT): New.
716 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
718 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
720 PR tree-optimization/22236
721 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
722 successors and predecessors.
723 * tree-chrec.c (chrec_convert): Before converting, check that
724 sequences don't wrap.
725 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
726 (analyze_array): Extern.
727 (find_data_references_in_loop): Remove call to
728 compute_estimated_nb_iterations.
729 * tree-data-ref.h (analyze_array): Declared.
730 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
731 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
732 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
733 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
735 * tree-ssa-loop-ivcanon.c: Fix documentation.
736 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
737 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
738 (infer_loop_bounds_from_undefined): New.
739 (estimate_numbers_of_iterations_loop): Use
740 infer_loop_bounds_from_undefined.
741 (used_in_pointer_arithmetic_p): New.
742 (scev_probably_wraps_p): Pass an extra parameter. Call
743 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
744 (convert_step): Fix documentation.
745 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
746 Use initial_condition_in_loop_num and evolution_part_in_loop_num
747 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
748 scev_probably_wraps_p.
750 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
752 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
753 (s390_register_info): Ignore clobbered_regs information for fixed
754 registers, and only fixed registers.
755 (s390_init_frame_layout): Remove redundant call.
757 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
759 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
760 description of -Wold-style-casts.
762 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
763 Jakub Jelinek <jakub@redhat.com>
765 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
766 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
767 * config/s390/s390.c (print_operand): New output modifier 'G' added.
768 (get_thread_pointer): Renamed to s390_get_thread_pointer.
769 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
770 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
771 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
772 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
773 ("stack_protect_set", "stack_protect_test"): New expanders.
774 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
775 "stack_protect_testdi"): New insn definitions.
777 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
779 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
781 2005-08-12 Paul Brook <paul@codesourcery.com>
783 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
785 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
787 * config/s390/predicates.md (setmem_operand): New predicate.
788 (shift_count_operand): Accept ANDs with special constants as
790 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
791 with special constants.
792 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
793 shift_count_operand with setmem_operand.
795 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
797 * config/s390/s390.c (s390_extract_part, s390_single_part):
799 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
800 (s390_output_mi_thunk): Don't use lg on 31 bit.
801 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
802 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
804 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
806 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
807 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
808 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
809 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
810 with one of the new macros.
812 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
814 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
815 Don't set save_return_addr_p.
816 (s390_register_info): Make clobbered_regs not depending on
819 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
821 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
822 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
824 2005-08-11 James E. Wilson <wilson@specifix.com>
826 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
828 2005-08-11 Jakub Jelinek <jakub@redhat.com>
830 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
831 locations gathered by var-tracking in single entry loc_list
832 over loc_descriptor_from_tree.
834 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
835 pass it down to loc_descriptor.
836 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
837 (containing_function_has_frame_base): Move earlier in the file.
838 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
839 instead of always assuming fbreg can't be used.
841 2005-08-11 David Edelsohn <edelsohn@gnu.org>
843 * config/rs6000/altivec.md: Change constraint "m" to "Z".
844 * config/rs6000/predicates.md (indexed_or_indirect_operand):
845 Accept address wrapped in AND for Altivec.
846 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
847 Strip AND wrapping offset address for Altivec.
849 2005-08-11 Richard Henderson <rth@redhat.com>
852 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
853 before using TYPE_IS_SIZETYPE.
855 2005-08-11 Richard Henderson <rth@redhat.com>
858 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
859 insn types not present on ev4.
860 (alphaev5_insn_pipe): Similarly.
862 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
865 * arm.c (arm_override_options): If the user has selected callee-super-
866 interworking, then enable normal interworking.
868 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
870 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
873 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
875 * doc/rtl.texi: Fix two typos.
877 2005-08-11 Richard Guenther <rguenther@suse.de>
880 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
881 cases where we call to/from functions returning void.
883 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
886 * tree.c (build_pointer_type_for_mode): Robustify.
888 2005-08-10 James E Wilson <wilson@specifix.com>
890 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
891 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
893 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
896 2005-08-10 Eric Christopher <echristo@apple.com>
898 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
899 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
902 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
905 * config/darwin.c (machopic_indirect_data_reference): Use a new register
906 for the high part when generating dynamic-no-pic code.
908 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
910 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
911 (x86_64-*-linux*): Likewise.
913 * config/i386/crtfastmath.c: New file.
914 * config/i386/t-crtfm: Likewise.
916 * config/i386/linux.h (ENDFILE_SPEC): New.
917 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
919 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
922 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
924 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
925 (vec_shl, vec_shr): Document new operations.
926 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
928 2005-08-10 David Edelsohn <edelsohn@gnu.org>
930 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
931 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
932 change predicate to indexed_or_indirect_address.
934 2005-08-10 Richard Sandiford <richard@codesourcery.com>
936 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
937 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
938 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
940 * config/arm/unaligned-funcs.c: New file.
941 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
943 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
945 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
947 * cfglayout.c (pass_insn_locators_initialize): Add dump.
948 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
950 * except.c (pass_convert_to_eh_region_ranges): Add dump.
951 * final.c (pass_shorten_branches): Add dump.
952 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
953 (pass_life): Rename dump.
954 (rest_of_handle_flow2): Remove initial verify_flow_info.
955 * function.c (pass_instantiate_virtual_regs): Add dump.
956 * integrate.c (pass_initial_value_sets): Add dump.
957 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
958 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
959 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
960 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
961 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
962 gate_rtl_unrool_and_peel_loops): New.
963 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
964 rtl_doloop): Do not look at flags.
965 * mode-switching.c (pass_mode_switching): Add dump.
966 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
967 pass_split_before_regstack): Add dump.
968 * regmove.c (pass_stack_adjustments): Add dump.
969 * tree-optimize.c (pass_fixup_cfg): Add dump.
971 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
974 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
975 deciding which instruction sequence to use.
977 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
979 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
980 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
982 2005-08-09 Richard Guenther <rguenther@suse.de>
984 * c-common.c (builtin_function_2): Remove.
985 (def_builtin_1): New function.
986 (c_common_nodes_and_builtins): Use def_builtin_1 to
987 build builtin functions.
989 2005-08-09 Jie Zhang <jie.zhang@analog.com>
991 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
992 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
993 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
996 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
998 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
999 fold_binary instead of fold_build2 since we don't care about the
1001 (loop_niter_by_eval): Likewise.
1002 (compare_trees): Likewise.
1003 (proved_non_wrapping_p): Likewise.
1005 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
1009 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
1010 if the if is really empty.
1012 2005-08-09 Steven Bosscher <stevenb@suse.de>
1014 PR tree-optimization/23234
1015 * tree-ssa-math-opts.c (place_reciprocal): New enum.
1016 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
1017 argument of the new enum.
1018 (execute_cse_reciprocals): Add reciprocals for function arguments
1019 on the unique successor edge of the entry block. Update other calls
1020 to execute_cse_reciprocals_1.
1022 2005-08-08 Richard Henderson <rth@redhat.com>
1025 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
1027 2005-08-08 Bob Wilson <bob.wilson@acm.org>
1029 * expr.c (write_complex_part): Return after handling MEM.
1031 2005-08-08 Josh Conner <jconner@apple.com>
1033 PR rtl-optimization/23241
1034 * combine.c (simplify_comparison): Fix error in determining
1035 whether to lift a subreg from comparison.
1037 2005-08-08 David Edelsohn <edelsohn@gnu.org>
1040 * config/rs6000/altivec.md (vec_init<mode>): New.
1041 (vec_set<mode>): New.
1042 (vec_extract<mode>): New.
1043 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
1044 (rs6000_expand_vector_set): New.
1045 (rs6000_expand_vector_extract): New.
1046 (rs6000_legitimate_offset_address_p): Offset addresses are valid
1047 for Altivec modes before reload.
1048 (altivec_expand_vec_init_builtin): New.
1049 (get_element_number): New.
1050 (altivec_expand_vec_set_builtin): New.
1051 (altivec_expand_vec_ext_builtin): New.
1052 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
1054 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
1056 * config/rs6000/rs6000.h (rs6000_builtins): Add
1057 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
1058 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
1059 * config/rs6000/rs6000-protos.h: Declare new functions.
1061 2005-08-08 Jan Hubicka <jh@suse.cz>
1063 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
1064 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
1065 * i386.md (movdi*): Use pic_32bit_operand.
1066 * predicates.md (pic_32bit_operand): New.
1068 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
1071 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
1073 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
1075 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
1076 (test_for_singularity): Use fold_build2.
1078 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1080 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
1082 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
1084 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1085 (COMMON_ASM_OP) Define.
1086 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
1087 (ix86_encode_section_info): Likewise.
1088 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
1089 SUBTARGET_ENCODE_SECTION_INFO.
1091 2005-08-06 Richard Henderson <rth@redhat.com>
1094 * tree-nested.c (convert_local_reference): Save and restore val_only
1095 around component_ref and friends. Clear walk_subtrees by default.
1097 2005-08-06 Peter O'Gorman <peter@pogma.com>
1100 * gcc.c (process_command): Check the argument to -b has a dash.
1101 * doc/invoke.texi: Update -b and -V docs.
1103 2005-08-06 James E Wilson <wilson@specifix.com>
1105 * config/mips/cross64.h, config/mips/t-cross64: Delete.
1107 2005-08-06 Michael Matz <matz@suse.de>
1109 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
1110 member only if only one insn is associated with the value.
1112 2005-08-06 Nick Clifton <nickc@redhat.com>
1114 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
1116 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
1117 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
1118 Check symbol flags instead of symbol name mangling.
1119 (xstormy16_asm_output_aligned_common): Likewise. Also
1120 simplify code since the bss100_section cass is the only case
1121 where the below100 code will be triggered.
1122 (xstormy16_encode_section_info): Encode below100 attribute
1123 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
1125 (xstormy16_strip_name_encoding): Delete - this function is no
1127 (TARGET_STRIP_NAME_ENCODING): Undefine.
1128 * config/stormy16/stormy16-protos.h: Delete prototype for
1129 xstormy16_strip_name_encoding.
1131 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
1133 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
1134 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
1135 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
1136 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
1137 config/alpha/predicates.md, config/arc/arc.h,
1138 config/arm/arm.h, config/arm/ieee754-df.S,
1139 config/arm/ieee754-sf.S, config/bfin/bfin.c,
1140 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
1141 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
1142 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
1143 config/m68hc11/m68hc11.h, config/mips/mips.c,
1144 config/mips/mips.h, config/mips/openbsd.h,
1145 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
1146 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
1147 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1148 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1149 config/sparc/linux.h, config/sparc/linux64.h,
1150 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
1151 doc/extend.texi, doc/gcov.texi, doc/install.texi,
1152 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
1153 typos. Follow spelling conventions.
1155 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
1158 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
1159 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
1160 specially. Check for side effects only for COND_EXPR.
1161 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
1162 return with TREE_NO_WARNING.
1164 2005-08-06 Richard Sandiford <richard@codesourcery.com>
1166 PR rtl-optimization/23233
1167 * loop.c (combine_movables): Require the modes to be the same.
1168 (move_movables): Remove handling of cases where the replacement
1169 had a different mode to the original.
1171 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
1173 PR tree-optimization/23128
1174 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
1175 subtraction wrap, and set TREE_OVERFLOW if they do.
1177 2005-08-05 Richard Henderson <rth@redhat.com>
1180 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
1181 FORCED_LABEL labels.
1183 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
1186 * reload.c (find_reloads_subreg_address): Pass down TYPE
1187 unchanged. Change all callers except find_reloads_toplev.
1189 2005-08-05 Michael Matz <matz@suse.de>
1191 * genattrtab.c (current_alternative_string): Remove.
1192 (SIMPLIFY_ALTERNATIVE): Ditto.
1193 (attr_alt_bit_p): Ditto.
1194 (alternative_name): Make const char *.
1195 (evaluate_eq_attr): Remove use of above things.
1196 (simplify_test_exp): Ditto.
1197 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1198 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1200 2005-08-04 James E Wilson <wilson@specifix.com>
1202 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1203 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1204 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1205 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1206 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1208 2005-08-04 Richard Henderson <rth@redhat.com>
1211 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1212 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1213 * tree-sra.c (decide_block_copy): Use it. Disable element copy
1214 if we'd have to instantiate too many members.
1216 2005-08-04 Richard Henderson <rth@redhat.com>
1219 * tree-outof-ssa.c (coalesce_asm_operands): New.
1220 (coalesce_ssa_name): Use it. Split out ...
1221 (coalesce_phi_operands, coalesce_result_decls): ... these.
1223 2005-08-04 Paul Brook <paul@codesourcery.com>
1225 * read-rtl.c (read_quoted_string): Break if EOF.
1227 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
1229 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1230 (fold_build2): Likewise.
1231 (fold_build3): Likewise.
1232 (fold_build1_stat): New function prototype.
1233 (fold_build2_stat): Likewise.
1234 (fold_build3_stat): Likewise.
1235 * fold-const.c (fold_build1): Rename to ..
1236 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1237 through to build1_stat.
1238 (fold_build2): Rename to ..
1239 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1240 through to build2_stat.
1241 (fold_build3): Rename to ..
1242 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
1243 through to build3_stat.
1245 2005-08-04 David Edelsohn <edelsohn@gnu.org>
1246 Ian Lance Taylor <ian@airs.com>
1248 * function.c (assign_stack_local_1): Do not correct stack slot
1249 address if allocation size is smaller than mode size.
1251 2005-08-04 Diego Novillo <dnovillo@redhat.com>
1254 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1255 (tree_merge_blocks): Propagate anything allowed by
1257 Clarify documentation.
1258 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1259 SSA form, schedule an update if necessary.
1261 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
1263 * doc/install.texi (Binaries): Remove broken link to
1264 Sinix/Reliant Unix binaries.
1266 2005-08-03 Richard Henderson <rth@redhat.com>
1269 * function.c (stack_protect_epilogue): Export.
1270 * tree.h (stack_protect_epilogue): Declare.
1271 * calls.c (expand_call): Call it.
1273 2005-08-03 Eric Christopher <echristo@apple.com>
1275 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1276 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1279 2005-08-04 Jan Hubicka <jh@suse.cz>
1281 * profile.c (branch_prob): Split edges with goto locus on them
1282 to get proper line counts.
1283 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1285 2005-08-03 Paul Brook <paul@codesourcery.com>
1287 * function.c (assign_parms): Round current_function_args_size
1288 to PARM_BOUNDARY, not STACK_BOUNDARY.
1290 2005-08-03 Geoffrey Keating <geoffk@apple.com>
1292 * config/i386/i386.c (x86_elf_aligned_common)
1293 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1295 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
1297 PR tree-optimization/23157
1298 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1299 before emitting them.
1301 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1303 PR tree-optimization/19899
1304 * Makefile.in (tree-scalar-evolution.o): Add real.h.
1305 * tree-scalar-evolution.c: Include real.h.
1306 (add_to_evolution): Build constant -1 of correct type.
1308 2005-08-03 Jan Hubicka <jh@suse.cz>
1310 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1311 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1312 profile updating for complette unrolling.
1313 * loop-unroll.c (peel_loop_completely): Use it.
1314 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1315 (tree_unroll_loops_completely): Disable code growing unrolling of cold
1318 2005-08-03 Paul Brook <paul@codesourcery.com>
1320 * combine.c (can_change_dest_mode): New function.
1321 (try_combine, simplify_set): Use it.
1323 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
1325 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1328 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
1330 * doc/install.texi (Specific): Adjust link to openavr.org.
1331 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1332 (Binaries): Adjust HP-UX Porting Center link.
1333 (Binaries): Adjust Free Software Foundation ordering link.
1335 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
1337 * convert.c (convert_to_integer): Use fold_build1 instead of
1338 build1 when converting an integer to an integer.
1340 2005-08-02 Richard Henderson <rth@redhat.com>
1342 * combine.c (combine_instructions): Don't use reg_equal/equiv
1343 results if the mode doesn't match.
1345 2005-08-02 Mark Mitchell <mark@codesourcery.com>
1347 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1348 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1350 2005-08-02 Richard Henderson <rth@redhat.com>
1353 * explow.c (memory_address): Remove special-case for
1354 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1356 2005-08-02 Diego Novillo <dnovillo@redhat.com>
1359 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1360 number of calls to cleanup_tree_cfg_1.
1362 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
1364 * doc/invoke.texi: document file extensions .F90 and .F95
1366 2005-08-02 Richard Guenther <rguenther@suse.de>
1368 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1369 positive if its first argument is positive.
1371 2005-08-02 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/23177
1374 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1377 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
1379 PR tree-optimization/23129
1380 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1381 varying for divisions with anti-ranges.
1383 2005-08-02 Jan Hubicka <jh@suse.cz>
1385 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1386 * tree-ssa-threadupdate.c (thread_block): Add it here.
1388 2005-08-01 James E Wilson <wilson@specifix.com>
1390 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1391 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1392 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1394 * config/mips/predicates.md (const_call_insn_operand): Add check for
1395 SYMBOL_REF_LONG_CALL_P.
1396 * doc/extend.texi (long_call): Document the new attribute.
1398 2005-08-01 Ian Lance Taylor <ian@airs.com>
1399 Richard Henderson <rth@redhat.com>
1401 * Makefile.in (RTL_BASE_H): Add real.h.
1402 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1404 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1406 * rtl.c (rtl_check_failed_code_mode): New.
1407 * rtl.h (struct rtx_def): Add u.rv.
1408 (XCMWINT, XCNMPRV): New.
1409 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1410 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1412 2005-08-01 Richard Henderson <rth@redhat.com>
1414 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1415 with auto-inc codes.
1417 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1419 2005-08-01 Jan Hubicka <jh@suse.cz>
1421 * i386-protos.h (asm_preferred_eh_data_format): Declare.
1422 * i386.c: Include dwarf2.h
1423 (asm_preferred_eh_data_format): New.
1424 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1426 2005-08-01 Ian Lance Taylor <ian@airs.com>
1428 * config/host-linux.c (linux_gt_pch_get_address): Add new name
1429 randomize_va_space for virtual address randomization control.
1431 2005-08-01 Steven Bosscher <stevenb@suse.de>
1433 * common.opt (flag_ipa_cp): Put in right place to maintain
1436 2005-08-01 Jan Hubicka <jh@suse.cz>
1438 * profile.c (compute_value_histograms): Fix thinko.
1439 * value-prof.c: Include toplev.h
1440 (check_counter): New function.
1441 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1442 tree_mod_subtract_transform): Add sanity check.
1444 2005-08-01 Richard Guenther <rguenther@suse.de>
1446 PR tree-optimization/23133
1447 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1448 current functions parameter decls to find defs to cse
1451 2005-08-01 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/23109
1454 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1455 If trapping math is in effect, use post-dominator information
1456 to check if we'd in any case reach a trapping point before
1457 doing the reciprocal insertion.
1458 (execute_cse_reciprocals): Compute post-dominators, if necessary.
1459 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1460 expressions are invariant only if trapping math is not in effect.
1462 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1464 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1465 cgraph_function_versioning): New declarations.
1466 * cgraphunit.c: Add include to ipa-prop.h.
1467 (update_call_expr, cgraph_copy_node_for_versioning,
1468 cgraph_function_versioning): New functions.
1469 * integrate.c (copy_decl_for_inlining): Remove.
1470 * ipa-prop.h (ipa_replace_map): New struct.
1471 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1472 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1473 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1474 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1475 ipcp_iterate_stage, ipcp_method_scale_print,
1476 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1477 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1478 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1479 ipcp_update_bb_counts, ipcp_update_profiling,
1480 ipcp_update_edges_counts): New functions.
1481 (ipcp_method_cval_init): Remove restriction regarding local methods.
1482 (ipcp_init_stage): Add ipcp_method_compute_scale.
1483 (ipcp_insert_stage): Add versioning.
1484 (ipcp_structures_print): Add ipcp_method_scale_print.
1485 (ipcp_driver): Dump profiling info.
1486 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1487 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1488 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1489 (struct inline_data): Add versioning_p, ipa_info, new fields.
1490 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1491 declare_return_variable): Replace calls to copy_decl_for_inlining with
1493 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1495 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1496 Add argument VERSIONING.
1497 (copy_arguments_for_versioning, copy_static_chain,
1498 function_versionable_p, tree_versionable_function_p,
1499 tree_function_versioning, replace_ref_tree): New functions.
1500 * tree-inline.h: Include varray.h.
1501 (tree_versionable_function_p, tree_function_versioning,
1502 tree copy_decl_for_dup): New declarations.
1504 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
1506 * ipa-cp.c: New file. Contains IPCP specific functionality.
1507 * ipa-prop.h: New file. Contains structures/definitions that can be
1508 used by several interprocedural data flow optimizations (and also IPCP).
1509 * ipa-prop.c: New file.
1510 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1511 * common.opt: Add ipa-cp flag.
1512 * timevar.def: Add IPCP optimization.
1513 * tree-optimize.c (init_tree_optimization_passes): Schedule
1515 * tree-pass.h (pass_ipa_cp): Declare.
1517 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
1519 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1520 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1521 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1522 config/i386/i386.c, config/mips/mips.h,
1523 config/rs6000/rs6000.h, config/sh/sh.c,
1524 config/stormy16/stormy16.c: Fix comment typos.
1526 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
1529 * c-typeck.c (build_binary_op): Use common_type wrapper on
1531 (common_type): Update comment.
1533 2005-07-31 Steven Bosscher <stevenb@suse.de>
1536 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1537 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1538 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1540 2005-07-31 Jan Hubicka <jh@suse.cz>
1542 * pretty-print.h (pp_widest_integer): New macro.
1543 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1546 2005-07-31 Jan Hubicka <jh@suse.cz>
1548 * output.h (enum section_category): Export from varasm.c
1549 (categorize_decl_for_section): Likewise.
1550 * varasm.c (enum section_category): Kill.
1551 (categorize_decl_for_section): Make global.
1552 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1554 * i386.c (ix86_section_threshold): New static variable.
1555 (ix86_in_large_data_p, ix86_encode_section_info,
1556 x86_64_elf_unique_section,
1557 x86_64_elf_select_section): New functions.
1558 (TARGET_ENCODE_SECTION_INFO): Define
1559 (override_options): Enable medium model for PIC.
1560 (ix86_expand_prologue): Expand gen_set_got_rex64.
1561 (legitimate_constant_p): Handle new UNSPECs.
1562 (legitimate_pic_address_disp_p): Likewise.
1563 (legitimize_pic_address): Lower MEDIUM model addressing.
1564 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1565 (enum cmodel): Add MEDIUM_PIC.
1566 (SYMBOL_REF_FAR_ADDR_P): New macro.
1567 (SYMBOL_FLAG_FAR_ADDR): New flag.
1568 * i386.md (movdi): Support medium model.
1569 (set_got_rex64): New pattern.
1570 * i386.opt (mlarge-data-threshold): New flag.
1571 * predicates.md (zext_operand/sext_operand): Deal with medium model.
1572 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1573 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1574 TARGET_ASM_UNIQUE_SECTION): New.
1576 * invoke.texi (-mlarge_data_threshold): Document
1578 2005-07-31 Jan Hubicka <jh@suse.cz>
1580 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1581 (coalesce_vars): Likewise.
1582 * tree-ssa-live.c (coalesce_cost): New.
1583 (build_tree_conflict_graph): Use coalesce_cost.
1584 * tree-ssa-live.h (coalesce_cost): Declare.
1586 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
1588 * arm.md (all peepholes for post-increment operations): Delete.
1589 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1590 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1591 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1592 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1593 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1595 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
1597 * fold-const.c (tree_expr_nonnegative_p): Always return true for
1600 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
1603 * doc/invoke.texi: Document -rdynamic.
1605 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
1608 * c-parser.c (c_parser_parms_list_declarator): Call
1609 mark_forward_parm_decls.
1610 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1611 decls with visibility structure.
1613 2005-07-30 Paul Brook <paul@codesourcery.com>
1615 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1617 2005-07-30 Paul Brook <paul@codesourcery.com>
1619 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1621 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1623 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1625 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1628 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1629 nested function declarators.
1630 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1631 (grokparms): Call warn_if_shadowing for parameters used within the
1633 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1634 not used within the parameter list.
1635 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1637 2005-07-30 Jan Hubicka <jh@suse.cz>
1639 * expr.c (expand_expr_real_1): Do not load mem targets into register.
1640 * i386.c (ix86_fixup_binary_operands): Likewise.
1641 (ix86_expand_unary_operator): Likewise.
1642 (ix86_expand_fp_absneg_operator): Likewise.
1643 * optabs.c (expand_vec_cond_expr): Validate dest.
1645 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1648 * real.c (real_from_string): Also set last bit if there is a
1649 nonzero hex digit beyond GCC's internal precision after ".".
1651 2005-07-29 David Edelsohn <edelsohn@gnu.org>
1653 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1654 define_constants. Change duplicate values to unassigned numbers.
1655 Change UNSPEC_SUBS to UNSPEC_VSUBS.
1656 (*altivec_vspltsf): New.
1657 (altivec_vperm_v4sf): Delete.
1658 (altivec_vperm_<mode>): Use mode macro V.
1659 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1660 (altivec_predicate_v4sf): Delete.
1661 (altivec_predicate_<mode>): Use mode macro V.
1662 (*altivec_lvesfx): New.
1663 (*altivec_stvesfx): New.
1664 (vec_realign_load_v4sf): Delete.
1665 (vec_realign_load_<mode>): Use mode macro V.
1666 * config/rs6000/rs6000.c (generate_set_vrsave): Use
1669 2005-07-29 Mark Mitchell <mark@codesourcery.com>
1672 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1674 * configure: Regenerated.
1676 2005-07-29 Paul Brook <paul@codesourcery.com>
1678 * doc/install.texi: Add link to GFortran binaries wiki page.
1680 2005-07-29 David Ung <davidu@mips.com>
1682 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1683 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1684 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1685 * config/mips/mips.md (cpu): Add 5kf name.
1686 (includes): Includes 5k.md.
1687 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1688 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1691 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1694 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1695 (cleanup_tree_cfg): ... here.
1696 Call cleanup_tree_cfg_1 until there are no more cleanups to
1699 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
1701 * tree-vrp.c (compare_range_with_value): Return true or false
1702 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1703 EQ_EXPR respectively.
1705 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
1707 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1710 2005-07-29 Diego Novillo <dnovillo@redhat.com>
1712 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1713 (tree_ssa_dominator_optimize): Increment it.
1714 (dump_dominator_optimization_stats): Print it.
1716 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
1717 Steven Bosscher <stevenb@suse.de>
1719 PR rtl-optimization/23117
1720 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1721 when head == tail. Tidy comment.
1723 2005-07-28 Richard Henderson <rth@redhat.com>
1725 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1726 * cselib.c (rtx_equal_for_cselib_p): Likewise.
1727 * jump.c (rtx_renumbered_equal_p): Likewise.
1728 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1729 CONST_INT and CONST_DOUBLE.
1730 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1731 * reload.c (operands_match_p): Special case CONST_INT and
1732 CONST_DOUBLE; check mode earlier.
1734 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1737 * c-typeck.c (convert_for_assignment): Do not check
1738 DECL_IN_SYSTEM_HEADER on NULL fundecl.
1740 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1743 * c-typeck.c (composite_type): Prefer constant size arrays to
1746 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
1749 * real.c (real_from_string): Set last bit if there is a nonzero
1750 hex digit beyond GCC's internal precision.
1752 2005-07-28 Richard Henderson <rth@redhat.com>
1755 * cfgcleanup.c (try_forward_edges): Watch out for end of
1758 2005-07-28 James E Wilson <wilson@specifixinc.com>
1761 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1763 2005-07-28 Jan Hubicka <jh@suse.cz>
1765 * Makefile.in (rtl-profile.o): Kill all traces of it.
1766 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1767 * coverage.h (rtl_coverage_counter_ref): Kill.
1768 * opts.c (flag_speculative_prefetching_set): Kill.
1769 (flag_loop_optimize_set): New.
1770 (common_handle_option): Disable loop optimizer when profiling;
1771 do not handle speculative prefetching.
1772 * passes.c (init_optimization_passes): Replace pass_profiling combo
1773 by branch_prob pass.
1774 * profile.c (compute_value_histograms): Update for simplified value
1776 (rtl_register_profile_hooks): Kill.
1777 (pass_profiling): Kill.
1778 (rest_of_handle_branch_prob): Do not profile.
1779 * toplev.c (process_options): Remove speculative prefetching.
1780 * toplev.h (flag_tree_based_profiling): Kill.
1781 * tree-profile.c (prepare_instrumented_value,
1782 tree_gen_interval_profiler, tree_gen_pow2_profiler,
1783 tree_gen_one_value_profiler, do_tree_profiling): Update for
1784 simplified datastructures.
1785 * value-prof.c: Add comment that speculative prefetching was dropped;
1786 update rest of file for simplified datastructures.
1787 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1788 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1789 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1790 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1791 rtl_mod_subtract, gen_speculative_prefetch,
1792 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1793 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1794 (gate_handle_value_profile_transformations,
1795 rest_of_handle_value_profile_transformations,
1796 pass_value_profile_transformations): Kill.
1797 * value-prof.h (histogram_value_t): Remove IL based unions.
1798 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1799 rtl_profile_hooks): Remove hooks.
1801 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1803 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1804 (cgraph_clone_node): Likewise.
1805 * cgraph.h (cgraph_clone_edge): Update prototype.
1806 (cgraph_clone_node): Likewise.
1807 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1809 (lookup_recursive_calls): Consider profile.
1810 (cgraph_decide_recursive_inlining): Fix updating; use new
1811 probability argument; use profile.
1812 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1813 * tree-inline.c (copy_bb): Update clal of clone_edge.
1814 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1816 * invoke.texi (min-inline-recursive-probability): Document.
1818 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
1820 * doc/install.texi (Configuration): Update Valgrind homepage.
1822 2005-07-28 Richard Henderson <rth@redhat.com>
1825 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1826 labels we want to delete.
1827 (cfg_layout_merge_blocks): Likewise.
1829 2005-07-28 Richard Henderson <rth@redhat.com>
1832 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1833 when expanding to nothing.
1835 2005-07-28 Josh Conner <jconner@apple.com>
1837 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1838 (cgraph_decide_inlining_of_small_functions): Likewise.
1840 2005-07-28 Josh Conner <jconner@apple.com>
1842 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
1843 direction of badness if negative.
1844 (cgraph_default_inline_p): Add reason to parameters, and assign it
1846 (cgraph_decide_inlining_of_small_functions): New parameter in call
1847 to cgraph_default_inline_p.
1848 (cgraph_decide_inlining_incrementally): Likewise.
1849 * cgraphunit.c (decide_is_function_needed): Likewise.
1850 * cgraph.h (cgraph_default_inline_p): Likewise.
1852 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1854 * builtins.c: Fix comment typo(s).
1855 * genautomata.c: Likewise.
1856 * gimplify.c: Likewise.
1857 * tree-dfa.c: Likewise.
1858 * tree-flow-inline.h: Likewise.
1859 * tree-into-ssa.c: Likewise.
1860 * tree-ssa-alias.c: Likewise.
1861 * tree-ssa-ccp.c: Likewise.
1862 * tree-ssa-copy.c: Likewise.
1863 * tree-ssa-dce.c: Likewise.
1864 * tree-ssa-dom.c: Likewise.
1865 * tree-ssa-operands.c: Likewise.
1866 * tree-tailcall.c: Likewise.
1867 * tree-vectorizer.c: Likewise.
1868 * tree-vrp.c: Likewise.
1871 2005-07-28 Jeff Law <law@redhat.com>
1873 * tree-vrp.c (test_for_singularity): Extracted from ...
1874 (simplify_cond_using_ranges): Attempt to simplify a relational
1875 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
1877 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
1879 PR tree-optimization/22506
1880 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1881 phis whose argument is constant.
1883 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
1885 PR rtl-optimization/18992
1886 Back out this patch:
1887 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1888 PR optimization/12142
1889 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1890 uses of the register in the SET_SRC. Remove unnecessary argument.
1892 Replace it with this:
1893 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1894 if flag_non_call_exceptions is set and the insn may trap, pass
1895 pc_rtx as dest for recursion.
1896 In SET_SRC part of SET case, if dest is already set, pass it down
1899 2005-07-28 Jan Hubicka <jh@suse.cz>
1901 * cfg.c (update_bb_profile_for_threading): Use RDIV.
1902 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1903 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1905 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1906 profile when available.
1908 2005-07-28 Jan Beulich <jbeulich@novell.com>
1910 * config/ia64/ia64.c (ia64_load_pair_ok): New.
1911 (ia64_print_operand): Describe and handle 'X'.
1912 (ia64_register_move_cost): Also handle FP_REGS.
1913 (ia64_preferred_reload_class): Likewise.
1914 (ia64_secondary_reload_class): Likewise.
1915 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1916 it. Also check for ITANIUM_CLASS_FLDP.
1917 * config/ia64/ia64.h (FP_REGNO_P): New.
1918 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1919 (reg_class): Add FP_REGS.
1920 (REG_CLASS_NAMES): Adjust for it.
1921 (REG_CLASS_CONTENTS): Likewise.
1922 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1923 (REG_CLASS_FROM_LETTER): Handle 'x'.
1924 (CLASS_MAX_NREGS): Handle FP_REGS.
1925 (MEMORY_MOVE_COST): Likewise.
1926 * config/ia64/ia64.md (itanium_class): Add fldp.
1927 (type): Handle fldp.
1928 (movti_internal): More allowable operand combinations. Use ldfp8 when
1929 splitting unnecessary. Remove predicable attribute. Adjust
1930 itanium_class attribute.
1931 (smuldi3_highpart): Remove outdated comment.
1932 (mulditi3, umulditi3, rotlti3): New expanders.
1933 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1934 (absti2): Disabled new insn for future reference.
1935 Respective new splitters.
1936 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1937 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1938 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1940 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
1942 PR rtl-optimization/23047
1943 * simplify-rtx.c (simplify_const_relational_operation): Respect
1944 flag_wrapv for comparisons with ABS.
1946 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
1948 PR tree-optimization/22493
1949 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1950 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1952 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
1954 * config/frv/frv.opt (moptimize-membar): New.
1956 * doc/invoke.texi: Document -moptimize-membar and its inverse.
1958 * config/frv/frv.h: Remove machine_function definition.
1960 * config/frv/frv.c (struct frv_io): New.
1961 (struct machine_function): Moved from frv.h. Add has_membar_p.
1962 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1963 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1964 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1965 (frv_optimize_membar_global, frv_optimize_membar): New functions.
1966 (frv_reorg): Call frv_optimize_membar when appropriate.
1967 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1968 (frv_expand_builtin): Adjust calls accordingly.
1969 (frv_io_address_cookie): New function.
1970 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1971 load or store rather than a special insn. Add ccnstant address and
1972 io-type operands to the membar.
1973 (frv_ifcvt_modify_tests): Unsign regno.
1974 (frv_ifcvt_modify_tests): Same.
1976 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
1977 UNSPEC_OPTIONAL_MEMBAR constant.
1978 (builtin_read_<mode>): Delete.
1979 (builtin_write_<mode>): Delete.
1980 ("optional_membar_<mode>"): Add operand.
1982 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1983 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1984 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1985 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1986 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1987 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1988 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1989 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1990 * testsuite/gcc.target/frv/all-read-write-1.c: New.
1992 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
1994 * df.c (df_uses_record): Handle SCRATCH.
1996 2005-07-28 Steven Bosscher <stevenb@suse.de>
1999 * passes.c (rest_of_decl_compilation): If decl is a type and
2000 we have encountered errors, don't emit debug information.
2002 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
2004 * params.def: Fixed comment.
2006 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
2009 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
2010 (TARGET_ASM_UNALIGNED_HI_OP): Add.
2011 (TARGET_ASM_UNALIGNED_SI_OP): Add.
2013 2005-07-27 Steven Bosscher <stevenb@suse.de>
2016 * varasm.c (assemble_start_function): Don't do anything that may
2017 require a CFG if the current function is a thunk.
2019 2005-07-25 Geoffrey Keating <geoffk@apple.com>
2021 * doc/install.texi (Prerequisites): Mention that perl is needed
2022 to do export control in libstdc++ targetting Darwin.
2024 2005-07-27 Steven Bosscher <stevenb@suse.de>
2026 PR rtl-optimization/17808
2027 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
2028 (sched_insns_conditions_mutex_p): Split out from...
2029 (add_dependence): ...here. But don't call it from here.
2030 (add_dependence_list): Check sched_insns_conditions_mutex_p
2031 before calling add_dependence.
2032 (add_dependence_list_and_free): Likewise.
2033 (fixup_sched_groups): Likewise.
2034 (sched_analyze_1): Likewise.
2035 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
2036 (sched_analyze): Likewise.
2037 (sched_analyze_insn): Likewise.
2038 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
2039 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
2040 dependencies on all COND_EXEC insns to jumps ending basic blocks
2041 when doing intrablock scheduling.
2042 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
2044 2005-07-27 Jeff Law <law@redhat.com>
2046 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
2047 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
2048 equivalency sets, correctly handle the case were vr0 has an
2049 equivalency set, but vr1 does not.
2051 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
2053 PR tree-optimization/23073
2054 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
2055 vect_print_dump_info before fprintf.
2057 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2059 PR tree-optimize/22348
2060 * tree-ssa-loop-niter.c (number_of_iterations_cond):
2061 Fold the partial computation.
2063 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2065 PR tree-optimization/22325
2066 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
2068 * tree-scalar-evolution.c (scev_const_prop): Add generic final
2070 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
2071 (force_var_cost): ... this function.
2072 (compute_phi_arg_on_exit): Export.
2074 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2076 PR tree-optimization/20773
2077 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
2080 2005-07-27 Richard Guenther <rguenther@suse.de>
2082 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
2083 Avoid pushing again if current struct contains only
2084 fields we decomposed.
2086 2005-07-27 Jan Hubicka <jh@suse.cz>
2088 PR tree-optimization/22574
2089 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
2092 * tree-tailcall.c (decrease_profile): New function.
2093 (eliminate_tail_call): Use it.
2095 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
2096 visibility flags correctly in whole program mode.
2098 2005-07-26 Steve Ellcey <sje@cup.hp.com>
2100 PR rtl-optimization/22472
2101 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
2103 2005-07-26 Steven Bosscher <stevenb@suse.de>
2105 PR tree-optimization/22504
2106 * tree-complex.c (expand_complex_addition): Use 'code' instead
2107 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
2109 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2111 * config.gcc (cpu_type): Add frv case.
2112 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
2113 (supported_defaults): Add fr550 case.
2115 2005-07-26 Diego Novillo <dnovillo@redhat.com>
2118 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
2119 whether a pointer of type T * may point to objects of type T *.
2121 2005-07-26 DJ Delorie <dj@redhat.com>
2123 * configure: Regenerate.
2125 2005-07-26 Dale Johannesen <dalej@apple.com>
2127 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
2129 2005-07-26 Mark Mitchell <mark@codesourcery.com>
2131 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
2132 Clarify use of "build" in name.
2134 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
2136 * doc/extend.texi (Raw read/write Functions): New section.
2137 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
2138 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
2139 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
2140 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
2141 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
2142 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
2143 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
2144 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
2145 * config/frv/frv.c: Add bdesc_loads global.
2146 Add bdesc_stores global.
2147 (frv_init_builtins): Add support for __builtin_{read/write}*.
2148 (frv_volatile_memref): New.
2149 (frv_expand_load_builtin): New.
2150 (frv_expand_store_builtin): New.
2151 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
2152 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
2153 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
2154 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
2155 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
2156 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
2157 (builtin_read_<mode>): New.
2158 (builtin_write_<mode>): New.
2159 (builtin_write64): New.
2160 (optional_membar_<mode>): New.
2162 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
2164 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
2165 (rather than units) against HOST_BITS_PER_WIDE_INT.
2167 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
2169 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
2170 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
2171 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
2172 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
2175 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
2176 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
2177 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
2179 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
2181 2005-07-26 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/22486
2184 * fold-const.c (fold_unary): Fold away useless component
2185 references of the form (T *)&T.x, if the address
2188 2005-07-25 James E Wilson <wilson@specifixinc.com>
2190 * dwarf2out.c (add_call_src_coords_attributes): New.
2191 (gen_inlined_subroutine_die): Call it.
2192 (maybe_emit_file, init_file_table): Add comments.
2193 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2195 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2196 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2197 * tree.h (BLOCK_SOURCE_LOCATION): New.
2198 (struct tree_block): New field locus.
2200 2005-07-26 Andreas Schwab <schwab@suse.de>
2202 PR rtl-optimization/23043
2203 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2204 when allocating a struct unoccr.
2206 2005-07-25 Richard Henderson <rth@redhat.com>
2209 * tree-complex.c (gate_no_optimization): True if errors.
2210 * Makefile.in (tree-complex.o): Update dependencies.
2212 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
2214 * config/frv/predicates.md (integer_register_operand): Use
2217 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2220 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2222 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2224 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
2226 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2227 types when flag_unsafe_math_optimizations is true.
2229 2005-07-25 Mark Mitchell <mark@codesourcery.com>
2231 * gcc.c (option_map): Add --sysroot.
2232 (process_command): Handle --sysroot.
2233 (display_help): Document it.
2234 * doc/cppopts.tex (-isysroot): Document.
2235 * doc/invoke.texi (--sysroot): Document.
2236 * doc/install.texi (--with-build-sysroot): Document.
2238 * Makefile.in (inhibit_libc): New variable.
2239 (INHIBIT_LIBC_CFLAGS): Likewise.
2240 (LIBGCC2_CFLAGS): Include
2241 $(INHIBIT_LIBC_CFLAGS).
2242 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2243 ($(T)crtbegin.o): Do not use @inhibit_libc@.
2244 ($(T)crtend.o): Likewise.
2245 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2246 ($(T)crtendS.o): Likewise.
2247 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2248 ($(T)crtendT.o): Likewise.
2249 (stmp-fixinc): Do not complain about missing headers if
2251 * configure.ac (inhibit_libc): Set it to true/false.
2252 (--with-build-sysroot): New option. Use it to set
2254 * configure: Regenerated.
2256 2005-07-25 Manfred Hollstein <mh@suse.com>
2258 * calls.c (store_one_arg): Fix unsigned comparison warning.
2260 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
2263 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2264 (ggc_print_statistics): Initialize variable before use.
2266 2005-07-25 Richard Guenther <rguenther@suse.de>
2268 * tree-dfa.c (mark_new_vars_to_rename): Protect against
2269 calling with a PHI_NODE argument.
2271 * tree-flow-inline.h (overlap_subvar): Protect against
2274 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
2276 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2277 * configure: Regenerate.
2279 2005-07-25 Ira Rosen <irar@il.ibm.com>
2281 * expr.c (highest_pow2_factor): Make extern.
2282 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2283 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2284 record_array_differ_p, array_ptr_differ_p): Likewise.
2285 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2286 additional cases. Call the above functions.
2287 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2288 base_object_differ_p when there are two base objects. Otherwise, compare
2289 base address and offset. Call may_alias_p.
2290 (dump_data_reference): Use a correct field name.
2291 (analyze_array): Make static. Initialize new data-ref fields.
2292 (analyze_indirect_ref): New function.
2293 (init_data_ref): Initialize new data-ref fields.
2294 (strip_conversion): Moved from tree-vect-analyze.c.
2295 (analyze_offset_expr, get_ptr_offset, address_analysis,
2296 object_analysis): Likewise.
2297 (analyze_offset): New function.
2298 (create_data_ref): Likewise.
2299 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2300 dimensions for ARRAY_REFs only.
2301 (build_classic_dist_vector): Make static.
2302 (access_functions_are_affine_or_constant_p): Call macro to get the
2303 address of access functions.
2304 (compute_all_dependences): Add new parameter
2305 compute_self_and_read_read_dependences. Compute self and read-read
2306 dependences if it is true.
2307 (find_data_references_in_loop): Call create_data_ref. Initialize new
2309 (compute_data_dependences_for_loop): Add new parameter
2310 compute_self_and_read_read_dependences. Remove parameter nb_loops,
2311 compute nb_loops. Call compute_all_dependences,
2312 build_classic_dist_vector and build_classic_dir_vector with correct
2314 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2315 with correct parameters. Compare dimensions for ARRAY_REFs only.
2316 (free_data_refs): Call macro to free access functions.
2317 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2318 fields from stmt_vinfo.
2319 (struct base_object_info): New structure.
2320 (struct data_reference): Move fields to base_object_info. Add fields
2321 first_location and object_info for above structures. Move fields from
2322 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2323 aligned_to. Add macros to access the new fields.
2324 Update functions declarations.
2325 * tree-flow.h (is_aliased_with): Declare.
2326 * tree-loop-linear.c (linear_transform_loops): Call
2327 compute_data_dependences_for_loop with correct parameters.
2328 * tree-ssa-alias.c (is_aliased_with): New function.
2329 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2330 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2331 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2332 vect_base_addr_differ_p, compute_subscript_distance and
2333 build_classic_dist_vector. Add printings. Check absolute value of
2335 (vect_analyze_data_ref_dependences): Go through ddrs instead of
2337 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2338 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2339 to bytes. Add printing.
2340 (vect_compute_data_refs_alignment): Go through loads and stores in one
2342 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2343 vect_analyze_data_ref_access): Likewise.
2344 (vect_analyze_pointer_ref_access): Remove.
2345 (vect_address_analysis, vect_object_analysis): Likewise.
2346 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2347 and analyze data-refs in the loop.
2348 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2349 fields of data-ref instead of stmt. Add init to the offset from the
2351 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2352 (vect_update_init_of_dr): Likewise.
2353 (vect_update_inits_of_drs): Go through loads and stores in one loop.
2354 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2356 (new_loop_vec_info): Initialize new fields.
2357 (destroy_loop_vec_info): Free new fields.
2358 (vect_strip_conversion): Remove.
2359 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2360 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2361 datarefs. Add new field ddrs.
2362 Add macros for the new fields access.
2363 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2364 base_aligned_p, misalignment, memtag, ptr_info and subvars.
2365 Remove their macros.
2366 * tree.h (highest_pow2_factor): Declare.
2368 2005-07-25 Jakub Jelinek <jakub@redhat.com>
2370 * calls.c (store_one_arg): Check for sibling call MEM arguments
2371 from already clobbered incoming argument area.
2373 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2375 * c-common.c (check_missing_format_attribute): New.
2376 * c-common.h (check_missing_format_attribute): Likewise.
2377 * c-typeck.c (convert_for_assignment): Use it.
2379 2005-07-24 Andreas Schwab <schwab@suse.de>
2381 * config/m68k/m68k.md ("extendqidi2"): When source is an address
2382 register use a word move. Correct operand of ext.w in 68000 code.
2384 2005-07-23 Mark Mitchell <mark@codesourcery.com>
2386 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2387 variables as declarations, rather than definitions.
2389 2005-07-24 Ira Rosen <irar@il.ibm.com>
2391 PR tree-optimization/22526
2392 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2395 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2397 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2398 that C99 reserve for future use. Use it to define clog10,
2399 clog10f and clog10l.
2401 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2403 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2404 * configure.ac: Check for -Wmissing-format-attribute.
2406 * configure: Regenerate.
2408 2005-07-23 Richard Henderson <rth@redhat.com>
2410 PR tree-optimization/22623
2411 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2413 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
2416 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2418 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2420 * Makefile.in (C_TREE_H): Update dependencies.
2421 * c-tree.h: Include toplev.h.
2422 * diagnostic.h (diagnostic_set_info): Add format attribute.
2423 * rtl-error.c (diagnostic_for_asm): Likewise.
2425 2005-07-23 Chao-ying Fu <fu@mips.com>
2427 * config/mips/mips-dsp.md: New file.
2428 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2429 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2431 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2432 MIPS_BUILTIN_BPOSGE32.
2433 (mips_expand_builtin_direct): Add one parameter to indicate that
2434 builtin functions need to return a value.
2435 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2437 (mips_regno_to_class): Add classes for 12 new DSP registers.
2438 (mips_subword): Change to check four HI registers.
2439 (mips_output_move): Output move to and from 6 new DSP accumulators.
2440 (override_options): Make sure -mdsp and -mips16 are not used together.
2441 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
2443 (mips_conditional_register_usage): Disable 6 new DSP accumulators
2445 (print_operand): Add 'q' for printing DSP accumulators.
2446 (mips_cannot_change_mode_class): Check ACC_REGS.
2447 (mips_secondary_reload_class): Check ACC_REGS.
2448 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2449 (mips_register_move_cost): Check ACC_REGS.
2450 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2451 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2452 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2453 (dsp_bdesc): New array.
2454 (bdesc_arrays): Add DSP builtin function table.
2455 (mips_prepare_builtin_arg): Check predicate again after
2457 (mips_expand_builtin): Add one more parameter to
2458 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2459 MIPS_BUILTIN_BPOSGE32.
2460 (mips_init_builtins): Initialize new function types.
2461 (mips_expand_builtin_direct): Check if builtin functions need to
2462 return a value and pass operands properly.
2463 (mips_expand_builtin_bposge): New function.
2464 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2465 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2466 (FIRST_PSEUDO_REGISTER): Increase to 188.
2467 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2468 Update for 12 new DSP registers.
2469 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2470 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2471 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2472 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2473 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2474 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2475 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2476 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2477 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2478 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2479 (REGISTER_NAMES): Add names for 12 new DSP registers.
2480 * config/mips/mips.md: Include mips-dsp.md.
2481 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2482 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2483 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2484 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2485 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2486 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2487 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2488 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2489 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2490 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2491 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2492 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2493 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2494 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2495 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2496 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2497 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2498 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2499 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2500 (UNSPEC_RDDSP): New constants.
2501 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2502 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
2504 * config/mips/mips.opt (-mdsp): New option.
2505 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2506 (reg_imm10_operand): New predicates.
2507 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2508 * doc/invoke.texi (-mdsp): Document new option.
2510 2005-07-22 DJ Delorie <dj@redhat.com>
2512 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2514 * tree-inline.c (inlinable_function_p): Likewise.
2516 2005-07-22 Mark Mitchell <mark@codesourcery.com>
2519 * toplev.c (check_global_declarations): Do not mark undefined
2520 variables as DECL_IGNORED_P.
2521 * varasm.c (first_global_object_name): GTY it.
2522 (weak_global_object_name): Likewise.
2523 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2524 a string to go into {weak,first}_global_object_name.
2526 2005-07-22 DJ Delorie <dj@redhat.com>
2528 * c-format.c (check_function_format): Change warning control
2529 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2531 2005-07-22 Diego Novillo <dnovillo@redhat.com>
2533 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2534 &PTR->FLD a dereference of PTR.
2535 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2536 a potential dereference of PTR.
2538 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
2540 PR rtl-optimization/20370
2541 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2542 call allocate_reg_info if necessary.
2544 PR rtl-optimization/21848
2545 * calls.c (emit_library_call_value_1): For const functions, add
2546 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2548 PR rtl-optimization/22445
2549 * cselib.c (target.h): Include.
2550 (rtx_equal_for_cselib_p): Allow commutative matches.
2551 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2552 Remove MODE parameter. Changed all callers.
2554 PR rtl-optimization/22258
2555 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2557 (try_combine): Use likely_spilled_retval_p.
2559 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
2561 * config.gcc: Add crx-elf support.
2563 * doc/contrib.texi: Mention crx.
2564 * doc/extend.texi: Document crx extensions.
2565 * doc/install.texi: Document crx install.
2566 * doc/invoke.texi: Document crx options.
2567 * doc/md.texi: Document crx constraints.
2569 * config/crx/crx-protos.h: New file.
2570 * config/crx/crx.c: New file.
2571 * config/crx/crx.h: New file.
2572 * config/crx/crx.md: New file.
2573 * config/crx/crx.opt: New file.
2574 * config/crx/t-crx: New file.
2576 2005-07-22 Manfred Hollstein <mh@suse.com>
2578 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2580 (int_add_graph_edge): Likewise.
2581 (collapse_nodes): Likewise.
2582 (process_unification_queue): Likewise.
2584 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2585 Laurent GUERBY <laurent@guerby.net>
2587 PR tree-optimization/22336
2588 * function.c (record_block_change): Check for
2589 cfun->ib_boundaries_block.
2591 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
2593 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2594 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2596 2005-07-21 DJ Delorie <dj@redhat.com>
2598 * toplev.c (warn_deprecated_use): Add warning control to warning
2600 * c-typeck.c (parser_build_binary_op): Likewise.
2601 (c_finish_if_stmt): Likewise.
2602 * c-common.c (check_function_sentinel): Likewise.
2603 (check_nonnull_arg): Likewise.
2605 2005-07-21 Richard Henderson <rth@redhat.com>
2608 * tree-complex.c (complex_ssa_name_components): New.
2609 (cvc_lookup): Allow entry not found.
2610 (create_components): Remove.
2611 (create_one_component_var, get_component_var): New.
2612 (get_component_ssa_name, set_component_ssa_name): New.
2613 (extract_component): Use get_component_ssa_name.
2614 (update_complex_components): Use set_component_ssa_name.
2615 (update_complex_components_on_edge): Likewise.
2616 (update_phi_components): Create new PHI nodes directly, instead
2617 of adding insns to edges.
2618 (tree_lower_complex): Allocate and free complex_variable_components
2619 and complex_ssa_name_components here.
2621 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
2623 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2624 revert to returning false.
2626 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2629 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2631 2005-07-21 Uros Bizjak <uros@kss-loka.si>
2634 * config/i386/i386.md (cmpxf): Change operand constraints
2635 to "nonmemory_operand".
2637 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2639 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2641 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2644 * fold-const.c (fold_build1): Add checksum for the operands.
2645 (fold_build2): Likewise.
2646 (fold_build3): Likewise.
2648 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
2651 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2653 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2655 * common.opt (-fforward-propagate): Committed by mistake,
2658 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2660 * reg-stack.c: Fix comment typo(s).
2661 * tree-ssa-operands.c: Likewise.
2662 * tree-vectorizer: Likewise.
2664 2005-07-21 Nick Clifton <nickc@redhat.com>
2666 * config/sh/symbian.c: Replace C++ style line comments with C
2667 style line comments.
2668 (symbian_add_attribute): Do not use a ? operator on the LHS of
2670 (sh_symbian_handle_dll_attribute): Change the type of the
2671 method vector to "VEC(tree,gc)*" and use vector accessor
2672 macros to walk over the elements.
2673 (symbian_export_vtable_and_rtti_p): Likewise.
2674 (symbian_class_needs_attribute_p): Likewise.
2676 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2679 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2680 initialize targetm.resolve_overloaded_builtin here.
2681 (altivec_expand_overloaded_builtin): Make it non-static.
2682 * config/rs6000/rs6000-protos.h
2683 (altivec_expand_overloaded_builtin): New prototype.
2684 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2685 targetm.resolve_overloaded_builtin here.
2686 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2688 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
2689 Zdenek Dvorak <dvorakz@suse.cz>
2691 PR tree-optimization/19210
2692 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2694 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2695 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2696 rely on unproven assumptions.
2697 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2698 * tree-flow.h (number_of_iterations_exit): Add final parameter.
2699 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2700 to number_of_iterations_exit.
2701 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2702 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2703 * tree-ssa-loop-niter.c (find_loop_niter,
2704 estimate_numbers_of_iterations_loop): Likewise.
2705 (number_of_iterations_exit): Honor the new options.
2706 * doc/invoke.texi (Wunsafe-loop-optimizations,
2707 funsafe-loop-optimizations): Document them.
2709 2005-07-21 Richard Sandiford <richard@codesourcery.com>
2711 PR rtl-optimization/22167
2712 * gcse.c (hoist_code): Fix hoist_exprs[] check.
2714 2005-07-20 Adam Nemet <anemet@lnxw.com>
2716 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2717 __do_global_dtors_aux longcall.
2719 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
2721 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2722 (old_special_pred_table): Don't reference
2723 SPECIAL_MODE_PREDICATES.
2724 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2725 * config/arc/arc.h: Don't mention PREDICATE_CODES.
2726 * config/sh/predicates.h: Don't mention
2727 SPECIAL_MODE_PREDICATES.
2728 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2731 2005-07-20 DJ Delorie <dj@redhat.com>
2733 * config.gcc: Add m32c-elf support.
2735 * doc/contrib.texi: Mention m32c.
2736 * doc/extend.texi: Document m32c extensions.
2737 * doc/install.texi: Mention m32c.
2738 * doc/invoke.texi: Document m32c options.
2739 * doc/md.texi: Document m32c constraints.
2741 * config/m32c/addsub.md: New file.
2742 * config/m32c/bitops.md: New file.
2743 * config/m32c/cond.md: New file.
2744 * config/m32c/jump.md: New file.
2745 * config/m32c/m32c-lib1.S: New file.
2746 * config/m32c/m32c-lib2.c: New file.
2747 * config/m32c/m32c-modes.def: New file.
2748 * config/m32c/m32c-pragma.c: New file.
2749 * config/m32c/m32c-protos.h: New file.
2750 * config/m32c/m32c.abi: New file.
2751 * config/m32c/m32c.c: New file.
2752 * config/m32c/m32c.h: New file.
2753 * config/m32c/m32c.md: New file.
2754 * config/m32c/m32c.opt: New file.
2755 * config/m32c/minmax.md: New file.
2756 * config/m32c/mov.md: New file.
2757 * config/m32c/muldiv.md: New file.
2758 * config/m32c/predicates.md: New file.
2759 * config/m32c/prologue.md: New file.
2760 * config/m32c/shift.md: New file.
2761 * config/m32c/t-m32c: New file.
2763 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2765 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2766 (stack_protect_set, stack_protect_test): New expanders.
2767 (stack_protect_set_si, stack_protect_set_si_media,
2768 stack_protect_set_di_media, stack_protect_test_si,
2769 stack_protect_test_si_media, stack_protect_test_di_media):
2772 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
2774 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2776 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
2778 * tree.h (tree_expr_nonzero_p): Export.
2779 * fold-const.c (tree_expr_nonzero_p): Likewise.
2780 Return true for CALL_EXPRs that are alloca calls.
2781 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2783 * tree-flow.h (expr_computes_nonzero): Remove.
2784 * tree-vrp.c (expr_computes_nonzero): Remove.
2785 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2786 (extract_range_from_unary_expr): Likewise.
2787 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2788 tree_expr_nonzero_p.
2790 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
2792 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2793 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
2794 extra arg "picreg" and use it instead of pic_offset_table_rtx.
2795 All callers changed.
2796 (frame_related_constant_load): New arg "related" which controls
2797 setting of RTX_FRAME_RELATED_P. All callers changed.
2798 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2799 (bfin_expand_prologue): Add stack limit checking.
2800 * config/bfin/bfin.md (trapifcc): New pattern.
2802 * config/bfin/bfin.c: Include "langhooks.h".
2803 (def_builtin): Go through lang_hooks to call builtin_function.
2805 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2806 * config/bfin/predicates.md (symbol_ref_operand): New.
2807 (call_insn_operand): Delete. All callers changed to use
2808 register_no_elim_operand.
2809 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2811 (function_arg): Use it to generate the call's operand 2.
2812 (bfin_longcall_p): New function.
2813 (bfin_expand_call): Extra arg "cookie". All callers and declaration
2814 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
2815 determine if the address needs to be in a REG.
2816 (bfin_handle_longcall_attribute): New function.
2817 (bfin_attribute_table): Add "longcall" and "shortcall".
2818 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2819 (CUMULATIVE_ARGS): New member call_cookie.
2820 (PREDICATE_CODES): Add symbol_ref_operand.
2821 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2822 extra USE to the pattern.
2823 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2824 New patterns, split off call_insn, sibcall_insn, call_value_insn and
2825 sibcall_value_insn; now the new patterns handle direct calls and the
2826 old ones indirect calls.
2827 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2829 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
2831 * doc/trouble.texi: Update section on handling of empty loops.
2833 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
2835 * config.gcc: Remove support for sparc-*-openbsd*,
2836 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2838 * config.host: Remove support for i860-*-sysv4* as a host.
2839 * config/i860/*, config/ip2k/*, config/ns32k/*,
2840 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2841 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2842 mention obsolete ports.
2844 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
2846 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2848 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2849 of frame_pointer_rtx.
2850 (sh_expand_epilogue): Likewise.
2851 (sh_set_return_address): Likewise.
2852 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2853 instead of FRAME_POINTER_REGNUM if needed. Add elimination
2854 offsets from FRAME_POINTER_REGNUM.
2855 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2856 (sh_register_names): Add initializer for sfp.
2857 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2858 (VALID_REGISTER_P): Likewise.
2859 (FIRST_PSEUDO_REGISTER): Update.
2860 (DWARF_FRAME_REGISTERS): Define.
2861 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2862 (HARD_FRAME_POINTER_REGNUM): Define.
2863 (FRAME_POINTER_REGNUM): Redefine.
2864 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2865 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
2866 from FRAME_POINTER_REGNUM.
2867 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2868 FRAME_POINTER_REGNUM.
2869 (REG_CLASS_CONTENTS): Add sfp.
2870 (REG_ALLOC_ORDER): Likewise.
2871 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
2872 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2873 of frame_pointer_rtx.
2874 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2876 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
2878 * fold-const.c (tree_expr_nonnegative_p): Only return true for
2879 ABS_EXPR when flag_wrapv is false because of INT_MIN.
2880 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2882 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2885 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
2887 Make CONSTRUCTOR use VEC to store initializers.
2888 * c-common.c (complete_array_type): Update to cope with VEC in
2890 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2891 (pp_c_constructor_elts): New function.
2892 * c-pretty-print.h (pp_c_constructor_elts): Declare.
2893 * c-typeck.c (build_function_call, build_c_cast, digest_init,
2894 struct constructor_stack, struct initializer_stack,
2895 constructor_elements, push_init_level, pop_init_level,
2896 add_pending_init, find_init_member, output_init_element): Update to
2897 cope with VEC in CONSTRUCTOR_ELTS.
2898 * coverage.c (build_fn_info_value, build_ctr_info_value,
2899 build_gcov_info): Likewise.
2900 * expr.c (categorize_ctor_elements_1, store_constructor,
2901 expand_expr_real_1): Likewise.
2902 * fold-const.c (fold_ternary): Likewise.
2903 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2904 gimplify_init_constructor, gimplify_expr): Likewise.
2905 * tree-dump.c (dequeue_and_dump): Likewise.
2906 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2908 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2910 * tree-sra.c (generate_element_init_1): Likewise.
2911 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2912 * tree-ssa-operands.c (get_expr_operands): Likewise.
2913 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2914 * tree-vect-transform.c (vect_get_vec_def_for_operand):
2915 (get_initial_def_for_reduction): Likewise.
2916 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2917 value handle in annotations.
2918 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2919 tree_node_structure): Add support for constr_kind.
2920 (build_vector_from_ctor, build_constructor_single,
2921 build_constructor_from_list): New functions.
2922 (build_constructor): Update to take a VEC instead of a TREE_LIST.
2923 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2924 Update to cope with VEC in CONSTRUCTOR_ELTS.
2925 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2926 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2927 CONSTRUCTOR_APPEND_ELT): New macros.
2928 (struct constructor_elt, struct tree_constructor): New data types.
2929 (union tree_node): Add tree_constructor field.
2930 * treestruct.def: Define TS_CONSTRUCTOR.
2931 * varasm.c (const_hash_1, compare_constant, copy_constant,
2932 compute_reloc_for_constant, output_addressed_constants,
2933 initializer_constant_valid_p, output_constant,
2934 array_size_for_constructor, output_constructor): Update to cope with
2935 VEC in CONSTRUCTOR_ELTS.
2936 * vec.h (VEC_empty, VEC_copy): New macros.
2938 2005-07-19 Devang Patel <dpatel@apple.com>
2940 * dbxout.c (dbxout_type): Check Objective-C++ lang.
2942 2005-07-19 Richard Henderson <rth@redhat.com>
2945 * gimplify.c (gimplify_expr): Use main variant type for the temp
2946 destination for a discarded volatile read.
2947 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2948 casts between non-void types that change volatility.
2950 2005-07-15 DJ Delorie <dj@redhat.com>
2952 * toplev.h: Add comment about the first parameter for warning().
2953 * errors.h: Likewise.
2955 * c.opt (Wpragmas): New.
2956 * doc/invoke.texi: Document it.
2958 * function.c (do_warn_unused_parameter): Add warning control to
2960 * c-decl.c (warn_if_shadowing): Likewise.
2961 * c-lex.c (cb_def_pragma): Likewise.
2962 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2963 (pop_alignment): Likewise.
2964 (handle_pragma_pack): Likewise.
2965 (apply_pragma_weak): Likewise.
2966 (handle_pragma_weak): Likewise.
2967 (handle_pragma_redefine_extname): Likewise.
2968 (add_to_renaming_pragma_list): Likewise.
2969 (handle_pragma_extern_prefix): Likewise.
2970 (maybe_apply_renaming_pragma): Likewise.
2971 (handle_pragma_visibility): Likewise.
2973 * config/c4x/c4x-c.c (BAD): Likewise.
2974 (c4x_parse_pragma): Likewise.
2975 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2976 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2977 (rs6000_pragma_longcall): Likewise.
2978 * config/v850/v850-c.c (pop_data_area): Likewise.
2979 (ghs_pragma_section): Likewise.
2980 (ghs_pragma_section): Likewise.
2981 (ghs_pragma_interrupt): Likewise.
2982 (ghs_pragma_starttda): Likewise.
2983 (ghs_pragma_startsda): Likewise.
2984 (ghs_pragma_startzda): Likewise.
2985 (ghs_pragma_endtda): Likewise.
2986 (ghs_pragma_endsda): Likewise.
2987 (ghs_pragma_endzda): Likewise.
2989 2005-07-19 Danny Berlin <dberlin@dberlin.org>
2990 Kenneth Zadeck <zadeck@naturalbridge.com>
2992 * Makefile.in: Removed tree-promote-statics.c
2993 * tree-promote-statics.c: Removed.
2994 * common.opt: Removed flag-promote-statics.
2996 * passes.c: Removed tree-promote-statics pass.
2997 * tree-pass.h: Ditto.
2998 * timevar.def: Removed TV_PROMOTE_STATICS.
3001 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
3003 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
3005 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
3007 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3010 * c-common.c (check_function_arguments): Call
3011 'check_function_format' if either -Wformat or
3012 -Wmissing-format-attribute are specified.
3013 * c-format.c (check_function_format): Check -Wformat before
3014 calling 'check_format_info'.
3015 * c-opts.c (c_common_post_options): Don't warn for
3016 -Wmissing-format-attribute without -Wformat.
3017 * c-typeck.c (convert_for_assignment): Detect additional cases for
3018 -Wmissing-format-attribute.
3019 * doc/invoke.texi (-Wmissing-format-attribute): Document new
3022 2005-07-19 Richard Guenther <rguenther@suse.de>
3024 * config/i386/i386.md (lrint<mode>2): Use temporary
3025 instead of clobbering non-existent memory.
3027 2005-07-19 Nick Clifton <nickc@redhat.com>
3029 * config/avr/avr.c (legitimate_address_p): Fix debugging print
3030 statement to avoid displaying ASCII control characters.
3032 2005-07-19 Ben Elliston <bje@au.ibm.com>
3034 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
3035 * cfganal.c (find_edge_index): Ditto.
3036 * combine.c (combine_instructions): Ditto.
3037 * ddg.c (create_scc): Ditto.
3038 (find_successors): Ditto.
3039 (find_predecessors): Ditto.
3040 (find_nodes_on_paths): Ditto.
3041 (longest_simple_path): Ditto.
3042 * flow.c (update_life_info): Ditto.
3043 (count_or_remove_death_notes): Ditto.
3044 (clear_log_links): Ditto.
3045 * modulo-sched.c (generate_reg_moves): Ditto.
3046 (find_max_asap): Ditto.
3047 (find_max_hv_min_mob): Ditto.
3048 (find_max_dv_min_mob): Ditto.
3049 * sbitmap.c (sbitmap_first_set_bit): Ditto.
3050 * sched-rgn.c (extract_edgelst): Ditto.
3051 * tree-into-ssa.c (prepare_names_to_update): Ditto.
3052 (dump_update_ssa): Ditto.
3053 (ssa_names_to_replace) Ditto.
3054 (switch_virtuals_to_full_rewrite): Ditto.
3055 (update_ssa): Ditto.
3056 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3058 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
3060 Fix PR tree-optimization/22483
3062 * tree-complex.c (create_components): Use
3063 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
3064 * tree-flow-inline.h (fill_referenced_var_vec): New function.
3065 * tree-flow.h (safe_referenced_var_iterator): New structure.
3066 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
3067 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
3068 safe_referenced_var iterator.
3069 (add_type_alias): Ditto.
3071 2005-07-19 Steven Bosscher <stevenb@suse.de>
3073 * loop-init.c (rest_of_handle_loop2): Remove.
3074 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
3075 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
3076 (pass_rtl_loop_init, pass_rtl_loop_done,
3077 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
3078 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
3079 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
3080 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
3081 pass_tree_loop_done, and pass_tree_unswitch.
3082 (gate_loop): Rename to gate_tree_loop.
3083 * passes.c (init_optimization_passes): Update for renamed tree
3084 loop passes. Add the new loop2 passes as subpasses of loop2.
3085 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
3086 Update for the renamed tree loop passes.
3088 2005-07-18 Ian Lance Taylor <ian@airs.com>
3091 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
3092 blocks when optimizing.
3094 2005-07-18 Steve Ellcey <sje@cup.hp.com>
3096 * common.opt (frename-registers): Initialize to 2.
3098 (fgcse-after-reload): Ditto.
3099 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
3100 (process_options): Only change flag_web, flag_rename_registers,
3101 and flag_rerun_cse_after_loop if not explicitly set by user.
3103 2005-07-18 Jan Beulich <jbeulich@novell.com>
3105 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
3106 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
3107 in 64-bit mode the same as DImode in 32-bit mode.
3108 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
3109 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
3110 mode. Add new mode parameter.
3111 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
3112 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
3113 x86_64_shift_adj): New expanders.
3114 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
3115 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
3117 Respective new splitters. Use renamed shift splitter helpers in 32-bit
3118 DImode shift splitters.
3119 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
3120 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
3123 2005-07-18 Jan Beulich <jbeulich@novell.com>
3125 * i386.md (movdi_extzv_1): New.
3126 (zero_extendhidi2): Combine alternatives and never force use of
3128 (zero_extendqidi2): Likewise. Don't restrict input selection.
3130 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3132 Fix PR tree-optimization/22531
3133 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
3136 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3138 * tree-promote-statics.c (pass_promote_statics): Change dump file
3141 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
3143 * tree-optimize.c (init_tree_optimization_passes): Add
3144 pass_eliminate_useless_stores pass.
3145 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
3146 * tree-ssa-pre.c (is_copy_stmt): New function.
3147 (follow_copies_till_vuse): Ditto.
3148 (do_eustores): Ditto.
3149 (gate_eustores): Ditto.
3151 2005-07-16 Richard Henderson <rth@redhat.com>
3153 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
3155 2005-07-16 Danny Berlin <dberlin@dberlin.org>
3156 Kenneth Zadeck <zadeck@naturalbridge.com>
3158 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
3159 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
3160 ipa-type-escape.h, tree-promote-statics.c
3161 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
3162 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
3163 tree-promote-statics.c: new files.
3164 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
3165 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
3166 int nonlocal_set_p, mark_constant_function): Deleted.
3167 (rest_of_handle_cfg): Removed call to mark_constant_function.
3168 (nonoverlapping_component_refs_p): Added calls to support
3169 type based aliasing.
3170 * tree-ssa-alias.c (may_alias_p,
3171 compute_flow_insensitive_aliasing): Ditto.
3172 * calls.c (flags_from_decl_or_type): Removed reference to
3174 * c-typeck.c (convert_arguments): Make builtins tolerant of having
3175 too many arguments. This is necessary for Spec 2000.
3176 * cgraph.h (const_function, pure_function): Removed.
3177 * common.opt: Added "fipa-pure-const", "fipa-reference",
3178 "fipa-type-escape", and "ftree-promote-static".
3180 * passes.c: Added ipa and tree-promote-statics passes.
3181 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
3182 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
3183 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
3184 * tree-flow.h: Added exposed sra calls and addition of
3185 reference_vars_info field for FUNCTION_DECLS.
3186 * tree-pass.h: Added passes.
3187 * tree-sra.c: (sra_init_cache): New function.
3188 (sra_insert_before, sra_insert_after) Made public.
3189 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3191 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3192 aliasing. (may_alias_p): Added code to use type escape analysis to
3194 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3195 code to prune clobbers of static variables based on information
3196 produced in ipa-reference pass. Changed call clobbering so that
3197 statics are not marked as clobbered if the call does not clobber
3200 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
3202 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3205 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3207 * doc/install.texi (*-*-solaris2*): Document recommended version
3208 of GNU binutils and mention GNU linker problem on Solaris 10.
3210 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
3213 * c-decl.c (c_build_bitfield_integer_type): New function.
3214 (finish_struct): Call it.
3215 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3217 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * c-typeck.c (digest_init): Call 'convert_for_assignment'
3222 2005-07-16 Jan Hubicka <jh@suse.cz>
3224 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3225 (scale_bbs_frequencies_int): Watch roundoff errors.
3226 * predict.c (return_prediction): Initialize return_stmt.
3228 2005-07-16 Jan Hubicka <jh@suse.cz>
3230 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3231 after RTL profiling.
3233 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
3236 * fold-const.c (build_range_check): Convert high/low to etype
3237 if we are only comparing against exp.
3239 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
3241 Fix PR tree-optimization/22376
3242 * tree-ssa-structalias.c (build_constraint_graph): We really meant
3244 (need_to_solve): New function.
3245 (compute_points_to_sets): Use it.
3247 2005-07-15 Jan Hubicka <jh@suse.cz>
3249 * cfg.c (update_bb_profile_for_threading): More diagnostic.
3250 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3252 2005-07-15 Richard Guenther <rguenther@suse.de>
3254 * c-common.c (handle_flatten_attribute): New function.
3255 Add flatten function attribute.
3256 * doc/extend.texi: Document flatten function attribute.
3257 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3258 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3260 (cgraph_decide_inlining): Handle functions with flatten
3263 2005-07-14 David Edelsohn <edelsohn@gnu.org>
3265 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3266 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3267 UNSPEC_XCHG, UNSPEC_AND): New.
3268 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3269 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3270 * config/rs6000/sync.md (FETCHOP): New code macro.
3271 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3273 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3274 (sync_compare_and_swap<mode>): Same.
3275 (sync_lock_test_and_set<mode>): Same.
3276 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3277 for QImode and HImode, and not PPC405.
3278 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3279 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3280 (sync_<fetchop>{si,di}_internal): New.
3281 (sync_nand{si,di}_internal): New.
3282 (sync_old_<fetchop>{si,di}_internal): New.
3283 (sync_old_nand{si,di}_internal): New
3284 (sync_new_<fetchop>{si,di}_internal): New.
3285 (sync_new_nand{si,di}_internal): New.
3286 (atomic_and{si,di}): New.
3287 (sync_new_nand{si,di}_internal): New.
3288 (atomic_and{si,di}): New.
3289 (sync_add<mode>_internal): Delete.
3290 (sync_addshort_internal): Use unspec instead of unspec_volatile.
3291 (sync_sub<mode>_internal): Delte.
3292 (sync_subshort_internal): New.
3293 (sync_andsi_internal): Use unspec instead of unspec_volatile.
3294 (sync_anddi_internal): Delete.
3295 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3296 (sync_booldi_internal): Delete.
3297 (sync_boolc<mode>_internal): Delete.
3298 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3299 (sync_boolc<mode>_internal2): Delete.
3300 (sync_boolcc<mode>_internal): Delete.
3301 (isync, lwsync): Use unspec instead of unspec_volatile.
3302 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3303 Revert UNSPEC_VOLATILE.
3304 (rs6000_split_atomic_op): New.
3305 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3307 2005-07-14 Eric Christopher <echristo@redhat.com>
3309 * config/mips/mips.c (mips_canonicalize_comparison): Cast
3310 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3312 2005-07-14 Eric Christopher <echristo@redhat.com>
3314 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3316 2005-07-14 Steven Bosscher <stevenb@suse.de>
3318 PR tree-optimization/22230
3319 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3320 the computation of the four cross productions for "range op range".
3322 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
3323 Ulrich Weigand <uweigand@de.ibm.com>
3326 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3329 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3331 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3333 2005-07-14 Steve Ellcey <sje@cup.hp.com>
3335 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3337 2005-07-14 Richard Guenther <rguenther@suse.de>
3340 * config/i386/i386-protos.h (ix86_function_value): Change
3341 prototype to match new target hook.
3342 * config/i386/i386.c (ix86_value_regno): Change prototype
3343 to take extra type argument.
3344 (TARGET_FUNCTION_VALUE): Define.
3345 (ix86_function_ok_for_sibcall): Pass extra argument to
3346 ix86_value_regno, check return slot rtx for exact match.
3347 (ix86_function_value): Take extra parameter. Dispatch to
3348 ix86_value_regno with fndecl/fntype as provided.
3349 (ix86_value_regno): Handle extra type argument.
3350 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3352 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3353 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3354 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3355 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3356 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3358 2005-07-14 Richard Guenther <rguenther@suse.de>
3360 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3361 * calls.c (expand_call): Pass fntype to hard_function_value.
3362 (emit_library_call_value_1): Likewise.
3363 * explow.c: Include target.h.
3364 (hard_function_value): Take extra argument, the fntype.
3365 Use new target hook for function_value.
3366 * expr.h (hard_function_value): Change prototype.
3367 * function.c (aggregate_value_p): Pass 0 as fntype to
3368 hard_function_value.
3369 (assign_parms): Use new target hook for function_value.
3370 Pass 0 as fntype to hard_function_value.
3371 (expand_function_end): Likewise.
3372 * reg-stack.c: Include target.h.
3373 (stack_result): Use new target hook for function_value.
3374 * target-def.h: New target hook function_value.
3375 * target.h: Likewise.
3376 * targhooks.c (default_function_value): New function.
3377 * targhooks.h (default_function_value): Declare.
3379 2005-07-13 Ian Lance Taylor <ian@airs.com>
3381 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3383 2005-07-14 Jan Hubicka <jh@suse.cz>
3385 * tree-dfa.c (dump_variable): Use default_def function.
3386 * tree-ssa-alias.c (dump_points_to_info): Likewise.
3387 * tree-ssa.c (verify_use): Likewise.
3388 * tree-ssanames.c (release_ssa_name): Likewise.
3389 * tree-tailcall.c (eliminate_tail_call): Likewise.
3390 (tree_optimize_tail_calls_1): Likewise.
3391 * tree-vrp.c (get_value_range): Likewise.
3393 2005-07-14 Ben Elliston <bje@au.ibm.com>
3395 * gcc.c (main): Compare language[0] with '*' when iterating over
3398 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3400 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3401 "s390_emit_compare". Add handling of CCZ1mode.
3402 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3403 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3405 (s390_branch_condition_mask): Add CCZ1mode handling.
3406 * config/s390/s390.md: ("seq", "*seq"): New pattern.
3407 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3408 Use CCZ1mode instead of CCZmode.
3409 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
3411 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
3413 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3415 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3417 2005-07-13 Eric Christopher <echristo@redhat.com>
3419 * config/mips/mips.c (mips_canonicalize_comparison): New.
3420 (mips_emit_int_relational): Use.
3422 2005-07-13 Eric Christopher <echristo@redhat.com>
3424 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3426 * config/s390/s390.md: Include tpf.md. Move tpf specific
3428 * config/s390/tpf.md: To here.
3429 * config/s390/s390.opt: Move tpf specific options...
3430 * config/s390/tpf.opt: to here. Add mmain option.
3431 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3432 * config/s390/tpf.h: Rewrite.
3434 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3436 * doc/tm.texi: Remove @xref{Cross-profiling}.
3438 2005-07-13 Jeff Law <law@redhat.com>
3440 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3441 expressions, test their _DECL operands for pointer equality rather
3442 than using operand_equal_p.
3444 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
3446 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3447 (TARGET_POSIX_IO): This.
3448 * config/darwin.h: Likewise.
3449 * config/freebsd.h: Likewise.
3450 * config/linux.h: Likewise.
3451 * config/lynx.h: Likewise.
3452 * config/netbsd.h: Likewise.
3453 * config/rs6000/linux64.h: Likewise.
3454 * config/rs6000/linux.h: Likewise.
3455 * config/s390/tpf.h: Likewise.
3456 * config/sh/embed-elf.h: Likewise.
3457 * config/sparc/linux64.h: Likewise.
3458 * config/sparc/linux.h: Likewise.
3459 * config/svr4.h: Likewise.
3460 * gcov-io.h: Likewise.
3462 * doc/tm.texi: Updated.
3464 * libgcov.c (create_file_directory): Defined only if
3465 TARGET_POSIX_IO is defined.
3466 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3469 2005-07-13 Jan Hubicka <jh@suse.cz>
3471 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3473 2005-07-13 David Edelsohn <edelsohn@gnu.org>
3475 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3476 structure as argument.
3478 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
3480 PR tree-optimization/21921
3481 * tree-iterator.c (tsi_link_before): Support the case when
3482 tsi_end_p (tsi) == true.
3484 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3486 PR tree-optimization/22442
3487 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3490 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3492 PR rtl-optimization/20376
3493 * toplev.c (process_options): Enable -fweb and -frename-registers when
3495 * doc/invoke.texi: Update the information about when -fweb and
3496 -frename-registers are enabled.
3498 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3501 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3502 if *rhs_p is not a SSA_NAME.
3504 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
3506 Fix PR tree-optimization/22422
3507 * tree-ssa-structalias.c (struct variable_info): Add flag for
3509 (get_varinfo): Now a static function.
3510 (new_varinfo): init has_union and is_special_var to false.
3511 (solution_set_add): Check has_union.
3512 (do_da_constraint): Move temporary variable so it gets reset
3514 Also check for special variable.
3515 (do_ds_constraint): Ditto.
3516 (do_sd_constraint): Ditto.
3517 (do_structure_copy): Check for special variable.
3518 (find_func_aliases): Ditto.
3519 (init_base_vars): Set special vars properly.
3521 2005-07-13 Jan Hubicka <jh@suse.cz>
3523 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3526 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3527 (get_expr_operands): Fix thinko wrt flags and subvars.
3529 PR tree-optimize/22379
3530 * tree-inline.c (expand_call_inline): Do not output sorry in early
3533 2005-07-12 Dale Johannesen <dalej@apple.com>
3535 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
3537 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3540 * host-linux.h: Include limits.h.
3542 2005-07-12 Dale Johannesen <dalej@apple.com>
3544 * expr.c (compress_float_constant): Add cost check.
3545 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
3547 2005-07-12 Dale Johannesen <dalej@apple.com>
3549 * gcc.target/i386/compress-float-sse.c: New.
3550 * gcc.target/i386/compress-float-sse-pic.c: New.
3551 * gcc.target/i386/compress-float-387.c: New.
3552 * gcc.target/i386/compress-float-387-pic.c: New.
3553 * gcc.dg/compress-float-ppc.c: New.
3554 * gcc.dg/compress-float-ppc-pic.c: New.
3556 2005-07-12 Eric Christopher <echristo@redhat.com>
3558 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3560 * config/s390/s390.md: Include tpf.md. Move tpf specific
3562 * config/s390/tpf.md: To here.
3563 * config/s390/s390.opt: Move tpf specific options...
3564 * config/s390/tpf.opt: to here. Add mmain option.
3565 * config/s390/tpf-unwind.h: Remove unnecessary defines.
3566 * config/s390/tpf.h: Rewrite.
3568 2005-07-12 Eric Christopher <echristo@redhat.com>
3570 * gcc.c (struct infile): Update comment for language.
3571 (main): Rewrite input file resetting code.
3573 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
3576 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3577 requiring a cast in a non RHS of modify_expr. Add a cast when required.
3578 (lookup_avail_expr): Use constant_boolean_node instead
3579 of boolean_false_node/boolean_true_node.
3581 2005-07-12 Ben Elliston <bje@au.ibm.com>
3583 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3584 and use it when printing num_edges.
3586 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
3588 * doc/extend.texi (Blackfin Built-in Functions): New section.
3589 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3592 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
3594 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3595 s/cmpstrsi/cmpstrnsi
3596 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3598 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3599 (init_optabs): Initialize cmpstrn_optab.
3600 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3601 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3602 * expr.c: (enum insn_code cmpstrn_optab): Declare.
3603 * config/i386/i386.md: s/cmpstr/cmpstrn
3604 * config/c4x/c4x.md: s/cmpstr/cmpstrn
3605 * doc/md.texi: Update documentation.
3607 2005-07-11 Richard Henderson <rth@redhat.com>
3609 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3610 build_va_arg_indirect_ref.
3611 (alpha_gimplify_va_arg): Likewise.
3612 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3613 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3614 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3615 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3616 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3617 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3619 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3621 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3623 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3624 * passes.c (init_optimization_passes): Add pass_empty_loop.
3625 * tree-pass.h (pass_empty_loop): Declare.
3626 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3627 try_remove_empty_loop, remove_empty_loops): New functions.
3628 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3629 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3631 2005-07-12 Peter Barada <peter@the-baradas.com>
3635 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3636 in address registers.
3637 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3638 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3639 alternative of addsi3_5200.
3641 2005-07-11 Ian Lance Taylor <ian@airs.com>
3643 * config/mips/mips.md (ffs<mode>2): Remove.
3645 2005-07-11 Ian Lance Taylor <ian@airs.com>
3647 * doc/tree-ssa.texi (Cleanups): Improve description of
3649 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3651 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3653 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3654 * tree.h (DECL_ARGUMENT_FLD): New macro.
3656 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
3658 Fix PR tree-optimization/22404
3660 * tree-ssa-structalias.c (create_variable_info_for): Use
3663 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
3665 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3666 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3667 for second comparison operand.
3668 * config/bfin/predicates.md (reg_or_const_int_operand): New.
3670 * config/bfin/bfin.md (define_attr "type"): Add "sync".
3671 (define_insn_reservation "alu"): Likewise.
3672 (csync, ssync): Now of type sync.
3673 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3674 -mcsync-anomaly -mspecld-anomaly.
3675 * config/bfin/bfin.opt (mcsync): Remove.
3676 (mcsync-anomaly, mspecld-anomaly): Add.
3677 * config/bfin/bfin.c: Include "insn-codes.h".
3678 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3679 (TARGET_DEFAULT_TARGET_FLAGS): New.
3680 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3682 2005-07-11 Steven Bosscher <stevenb@suse.de>
3684 * basic-block.h: Give the BB flags enum a name, bb_flags.
3685 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3686 * cfgcleanup.c (enum bb_flags): Remove here.
3687 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3688 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3689 (update_forwarder_flag): Likewise.
3690 (thread_jump): Likewise.
3691 (try_forward_edges): Likewise.
3692 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
3693 forwarder flags. Don't clear bb->aux for all basic blocks. Only
3694 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3696 2005-07-11 Richard Guenther <rguenther@suse.de>
3698 * config/i386/i386.opt: New target option -msseregparm.
3699 * config/i386/i386.c (override_options): Error out for
3700 -msseregparm but no SSE support.
3701 (ix86_function_sseregparm): Check for global sseregparm.
3702 * doc/invoke.texi: Document -msseregparm.
3704 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3706 * config.gcc (m32r-*-linux*): Use the default extra_parts.
3707 (m32rle-*-linux*): Ditto.
3709 2005-07-11 Jakub Jelinek <jakub@redhat.com>
3711 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3712 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3715 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3719 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3720 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3722 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
3724 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3725 (varmap): Heapify varmap.
3726 (constraints): Heapify constraints.
3727 (struct constraint_graph): Heapify succs and preds.
3728 (constraint_vec_find): Update for heapification.
3729 (constraint_set_union): Ditto.
3730 (insert_into_complex): Ditto.
3731 (constraint_edge_vec_find): Ditto.
3732 (erase_graph_self_edge): Ditto.
3733 (add_graph_edge): Ditto.
3734 (get_graph_weights): Ditto.
3735 (merge_graph_nodes): Ditto.
3736 (build_constraint_graph): Ditto.
3737 (topo_visit): Ditto.
3738 (solve_graph): Ditto.
3739 (create_variable_info_for): Ditto.
3740 (init_base_vars): Ditto.
3741 (delete_points_to_sets): Free graph, varmap, and complex constraints.
3742 (condese_varmap_nodes): Free complex vector.
3743 (clear_edges_for_node): Clear succs and preds vector.
3745 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3747 * tree-ssa-structalias.c (update_alias_info): Change counting of
3748 references to not include vdefs.
3750 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
3752 * tree-ssa-alias.c (free_used_part_map): Add missing free.
3755 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3757 * pa.c (pa_commutative_p): Make PLUS commutative when
3758 TARGET_NO_SPACE_REGS is true.
3760 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3762 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3763 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3764 * tree-dfa.c (dump_subvars_for): New.
3765 (debug_subvars_for): New.
3766 (dump_variable): Show subvariables if VAR has them.
3767 * tree-flow-inline.h (get_subvar_at): New.
3768 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3769 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3771 (struct subvar): Change fields offset and size to unsigned
3773 (dump_subvars_for): Declare.
3774 (debug_subvars_for): Declare.
3775 (get_subvar_at): Declare.
3776 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3777 to unsigned HOST_WIDE_INT *.
3778 (overlap_subvar): Likewise.
3779 * tree-gimple.c (is_gimple_reg): Always return false for
3780 SFTs and memory tags.
3781 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3783 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3784 (compute_may_aliases): Call compute_points_to_sets.
3785 (collect_points_to_info_for): Remove.
3786 (compute_points_to_and_addr_escape): Remove.
3787 (delete_alias_info): Call delete_points_to_sets.
3788 (compute_flow_sensitive_aliasing): If the call to
3789 find_what_p_points_to returns false, call set_pt_anything.
3790 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3791 (set_pt_anything): Clear pi->pt_vars.
3792 (set_pt_malloc): Remove.
3793 (merge_pointed_to_info): Remove.
3794 (add_pointed_to_expr): Remove.
3795 (add_pointed_to_var): Remove.
3796 (collect_points_to_info_r): Remove.
3797 (is_escape_site): Make extern.
3799 (create_overlap_variables_for): Call it.
3800 * tree-ssa-copy.c (merge_alias_info): Never merge
3801 flow-sensitive alias information.
3802 * tree-ssa-operands.c (get_expr_operands): Adjust variables
3803 offset and size to be unsigned HOST_WIDE_INT.
3804 (add_to_addressable_set): Rename from note_addressable.
3805 Set TREE_ADDRESSABLE as the variables are added to the set.
3807 (add_stmt_operand): Do not try to micro-optimize unmodifiable
3808 operands into VUSEs when adding V_MAY_DEFs for members in an
3810 * tree-ssa-operands.h (add_to_addressable_set): Declare.
3811 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3812 (struct variable_info): Add bitfield is_heap_var.
3813 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3814 (new_var_info): Initialize is_heap_var.
3815 (get_constraint_for): Add HEAP variables to the symbol table.
3816 Mark them with is_heap_var.
3817 (update_alias_info): New. Taken mostly from the old
3818 compute_points_to_and_addr_escape.
3819 (handle_ptr_arith): New.
3820 (find_func_aliases): Call update_alias_info.
3821 Call handle_ptr_info for tcc_binary expressions.
3822 Call mark_stmt_modified.
3823 (create_variable_info_for): If DECL has subvars, do not create
3824 variables for its subvars. Always add all the fields.
3825 (set_uids_in_ptset): If the solution includes ANYOFFSET and
3826 SFTs, then add all the SFTs of the structure.
3827 If VI->DECL is an aggregate with subvariables, add the SFT at
3829 (find_what_p_points_to): If VI is an artificial variable,
3830 translate to bitfields in SSA_NAME_PTR_INFO.
3831 If the solution is empty, set pi->pt_vars to NULL
3832 (init_base_vars): Create ANYOFFSET.
3833 (compute_points_to_sets): Rename from create_alias_vars.
3835 (pass_build_pta): Remove.
3836 (delete_points_to_sets): Rename from delete_alias_vars.
3837 (pass_del_pta): Remove.
3838 * tree-ssa-structalias.h (struct alias_info): Move from
3840 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3841 NUM_REFERENCES_SET): Likewise.
3842 (compute_points_to_sets, delete_points_to_sets): Declare.
3844 2005-07-09 Richard Henderson <rth@redhat.com>
3846 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3847 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3848 alpha_split_lock_test_and_set_12): New functions.
3849 * config/alpha/alpha-protos.h: Update.
3850 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3851 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3852 * config/alpha/sync.md (I12MODE): New.
3853 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3854 (sync_<fetchop_name><I48MODE>): Likewise.
3855 (sync_nand<I48MODE>): Likewise.
3856 (sync_old_<fetchop_name><I48MODE>): Likewise.
3857 (sync_new_<fetchop_name><I48MODE>): Likewise.
3858 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3859 (sync_compare_and_swap<I48MODE>): Likewise.
3860 (sync_lock_test_and_set<I48MODE>): Likewise.
3861 (sync_compare_and_swap<I12MODE>): New.
3862 (sync_compare_and_swap<I12MODE>_1): New.
3863 (sync_lock_test_and_set<I12MODE>): New.
3864 (sync_lock_test_and_set<I12MODE>_1): New.
3866 2005-07-09 Diego Novillo <dnovillo@redhat.com>
3870 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3872 2005-07-09 Jakub Jelinek <jakub@redhat.com>
3874 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3875 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3877 2005-07-09 Richard SAndiford <richard@codesourcery.com>
3880 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3882 2005-07-08 David Edelsohn <edelsohn@gnu.org>
3884 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3885 memory_operand constraint.
3886 (store_conditional_<mode>): Same.
3887 (sync_compare_and_swap<mode>): Same.
3888 (sync_lock_test_and_set<mode>): Same.
3890 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
3892 Rewrite PIC support to more closely model actual instructions.
3893 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3894 (cris_symbol): Remove prototypes for removed functions.
3895 (cris_pic_symbol_type_of, cris_valid_pic_const)
3896 (cris_expand_pic_call_address): Prototypes for new functions.
3897 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3899 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3901 <case ':'>: Add case for new punctuation character.
3902 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3903 emitting (extra) PIC modifier.
3904 <case UNSPEC>: Do not assert for PLT.
3905 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3906 (cris_expand_prologue, cris_expand_epilogue): Check
3907 for pic_offset_table_rtx usage instead of taking
3908 current_function_uses_pic_offset_table as the final word.
3909 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3910 Remove flag_pic difference.
3911 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3912 the moral equivalents of...
3913 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3915 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3916 (cris_handle_option): Mark ARG as unused.
3917 (cris_expand_pic_call_address): New worker function for "call",
3919 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3920 output PIC constructs here.
3921 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3922 as symbol-specific modifers, not whole or part of operands.
3923 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3924 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3925 constants and flag_pic.
3926 (CONSTANT_INDEX_P): Adjust for new functions.
3927 (enum cris_pic_symbol_type): New helper type.
3928 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3929 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3930 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3932 ("movsi"): Emit actual instructions for GOT and relative access.
3933 ("*movsi_got_load"): New pattern to set up the register holding
3935 ("*movsi_internal"): Operand 1 is not a plain general_operand.
3936 Adjust FIXME for 'S'.
3937 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3938 Use "movs" for -fpic cases.
3939 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3940 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3941 ("call", "call_value"): Just call cris_expand_pic_call_address for
3943 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3944 Remove special pattern.
3945 ("*expanded_call_side", "*expanded_call_value_side"): New
3947 (gotplt-to-plt, gotplt-to-plt-side-call)
3948 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3950 * config/cris/cris/predicates.md
3951 ("cris_general_operand_or_gotless_symbol"): Remove unused
3953 ("cris_general_operand_or_symbol"): Adjust for new functions.
3955 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
3957 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3959 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
3961 * Makefile.in (TREE_H): Add treestruct.def.
3962 (c-decl.o): Add pointer-set.h
3963 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3964 visibility on regular DECL's.
3965 (merge_decls): Fix the copying of decl nodes of various types for
3966 the new structures. Don't update RTL, section name, weak status,
3967 etc, on DECL's without RTL.
3968 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3969 Don't check volatile on non-variable types.
3970 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3971 to check whether we have seen arguments.
3972 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3973 flag is checked before field (flag is common, field is not).
3974 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
3975 TS_DECL_COMMON could have an origin.
3976 (add_location_or_const_value_attribute): Don't check section name
3977 on non-var/function decls.
3978 (dwarf2out_var_location): Reverse order of tests.
3979 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3980 with DECL_WRTL_CHECK.
3981 * expmed.c (make_tree): rtl is now in decl_with_rtl.
3982 * fold-const.c (fold_binary): Don't check weakness on
3983 non-var/function decls.
3984 (tree_expr_nonzero_p): Ditto.
3985 (fold_checksum_tree): Use tree_decl_extra as sizeof
3987 * ggc-page.c (extra_order_size_table): Add sizes for
3988 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
3990 * gimplify.c (gimplify_bind_expr): Only set
3991 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3992 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3994 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3995 * langhooks.h (init_ts). New langhook.
3996 * passes.c (rest_of_decl_compilation): Reverse order of tests.
3997 * print-tree.c (print_node): Update to only print fields that
3998 exist in the structures the passed decl has.
3999 * toplev.c (wrapup_global_declarations): Don't reset
4000 DECL_DEFER_OUTPUT on DECL's that don't contain it.
4001 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
4002 * tree-inline.c (remap_decl): Ditto.
4003 * tree-outof-ssa.c (create_temp): Reverse order of tests.
4004 * tree-pretty-print.c (print_declaration): Don't print
4005 DECL_REGISTER on things that don't contain it.
4006 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
4007 non-var/function decls.
4008 * tree.c (tree_contains_struct): New structure.
4009 (init_priority_for_decl): New hashtable.
4010 (tree_int_map): New structure.
4011 (tree_int_map_eq): New function.
4012 (tree_int_map_marked_p): Ditto.
4013 (tree_int_map_hash): Ditto.
4014 (tree_map): Move to tree.h.
4015 (tree_map_eq): Externalize.
4016 (tree_map_hash): Ditto.
4017 (tree_map_marked_p): Ditto.
4018 (init_ttree): Set up tree_contains_struct and call langhook.
4019 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
4020 (tree_code_size): Update for new structures.
4021 (tree_node_structure): Update for new structures.
4022 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
4024 (copy_node_stat): Copy init priority.
4025 (build_decl_stat): Ditto for visibility.
4026 (ts_enum_names): New.
4027 (tree_contains_struct_check_failed): New function.
4028 (decl_init_priority_lookup): Ditto.
4029 (decl_init_priority_insert): Ditto.
4030 * treestruct.def: New file.
4031 * tree.h (CODE_CONTAINS_STRUCT): New macro.
4032 (CONTAINS_STRUCT_CHECK): Ditto.
4033 (tree_contains_struct_check_failed): New prototype.
4034 (DECL_CHECK): Removed.
4035 (DECL_MINIMAL_CHECK): New.
4036 (DECL_COMMON_CHECK): Ditto.
4037 (DECL_WRTL_CHECK): Ditto.
4038 (DECL_NON_COMMON_CHECK): Ditto.
4039 (DECL_WITH_VIS_CHECK): Ditto.
4040 (VAR_OR_FUNCTION_DECL_P): Ditto
4041 (struct tree_decl_minimal): New structure.
4042 (struct tree_decl_common): Ditto.
4043 (struct tree_decl_with_rtl): Ditto.
4044 (struct tree_decl_with_vis): Ditto.
4045 (struct tree_decl_non_common): Ditto.
4046 (struct tree_field_decl): Ditto.
4047 (struct tree_parm_decl): Ditto.
4048 (struct tree_var_decl): Ditto.
4049 (struct tree_function_decl): Ditto.
4050 (struct tree_const_decl): Ditto.
4051 (struct tree_result_decl): Ditto.
4052 (union tree_node): Add new structures.
4053 * var-tracking.c (track_expr_p): Reverse order of tests.
4055 * doc/c-tree.texi: Add documentation on DECL node internal structure.
4057 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4059 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
4060 * system.h: Poison FINALIZE_PIC.
4061 * doc/tm.texi (FINALIZE_PIC): Remove.
4063 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4066 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
4067 to the correct type if we have a MODIFY_EXPR.
4069 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
4071 PR tree-optimization/22360
4072 * tree.c (upper_bound_in_type): Fix calculations for casting
4073 to a non-wider signed type and casting a signed value to a
4074 wider unsigned type.
4075 (lower_bound_in_type): Fix calculations for casting to a
4076 non-wider signed type.
4078 PR tree-optimization/20139
4079 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
4081 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
4082 fold_cond_expr_cond.
4083 * tree-ssanames.c (release_defs): Assert in_ssa_p.
4084 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
4086 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
4089 * tree-complex.c (expand_complex_libcall): Produce
4090 REALPART_EXPR/IMAGPART_EXPR with the correct type.
4092 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4094 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
4095 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
4096 b" assert and inserted fastpath code for this case.
4097 (bitmap_ior): Removed "a != b" assert.
4099 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4101 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
4102 (ENDFILE_SPEC): Likewise.
4103 * config/m32r/m32r.h (ASM_SPEC): Likewise.
4105 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
4106 a large stack frame at epilogue.
4108 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
4110 * final.c: Include sdbout.h when required.
4112 2005-07-07 Geoffrey Keating <geoffk@apple.com>
4114 * config.gcc (*-*-darwin*): Only one target-specific header file
4116 (powerpc-*-darwin*): Add version-specific header files.
4117 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
4118 * config.in: Regenerate.
4119 * configure: Regenerate.
4120 * gcc.c: Include xregex.h.
4121 (version_compare_spec_function): New.
4122 (spec_function): Add version-compare.
4123 (replace_outfile_spec_function): Reformat comment.
4124 (compare_version_strings): New.
4125 * config/darwin-c.c (version_as_macro): New.
4126 (builtin_define): New.
4127 (darwin_cpp_builtins): New.
4128 * config/darwin-protos.h (darwin_cpp_builtins): New.
4129 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
4130 (LIB_SPEC): Make unconditional, update comment.
4131 (TARGET_C99_FUNCTIONS): Define.
4132 * config/darwin.opt: Sort.
4133 (mmacosx-version-min=): New.
4134 * config/darwin7.h: Delete.
4135 * config/darwin8.h: Delete.
4136 * config/i386/darwin.h (): Call darwin_cpp_builtins.
4137 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
4138 (TARGET_C99_FUNCTIONS): Define.
4139 * config/rs6000/darwin7.h: New.
4140 * config/rs6000/darwin8.h: New.
4141 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
4142 (-mmacosx-version-min): Document.
4144 2005-07-07 Ian Lance Taylor <ian@airs.com>
4146 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
4148 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
4151 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
4153 2005-07-07 Khem Raj <kraj@mvista.com>
4155 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
4156 in bytes, not words.
4158 2005-07-07 Paul Brook <paul@codesourcery.com>
4160 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
4161 DEFAULT_FUNCTION_ARG_PADDING to upward.
4163 2005-07-07 Richard Henderson <rth@redhat.com>
4165 * function.c (locate_and_pad_parm): Record parameter alignment in
4166 stack_alignment_needed.
4168 2005-07-07 David Edelsohn <edelsohn@gnu.org>
4170 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
4171 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
4172 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
4173 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
4174 (define_attr "type"): Add isync, sync, load_l, store_c.
4175 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
4176 Create scratch volatile MEM.
4177 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
4179 (load_locked_<mode>): New.
4180 (store_conditional_<mode>): New.
4181 (sync_compare_and_swap<mode>): Replace with splitter.
4182 (sync_lock_test_and_set<mode>): Replace with splitter.
4183 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
4185 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
4186 is ics. Attribute isync.
4187 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
4189 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4190 and UNSPECV_SYNC_OP.
4191 (emit_unlikely_jump): New.
4192 (emit_load_locked): New.
4193 (emit_store_conditional): New.
4194 (rs6000_split_compare_and_swap): New.
4195 (rs6000_split_lock_test_and_set): New.
4196 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4197 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4198 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4199 rs6000_split_lock_test_and_set): Declare.
4200 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4201 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4202 store_c, isync, sync.
4204 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
4206 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4207 filenames to gtyp-gen.h.
4208 (s-typ-gen): Use it in place of for loops.
4210 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
4212 * hooks.c (hook_bool_rtx_int_false): New function.
4213 * hooks.h (hook_bool_rtx_int_false): Declare.
4214 * target-def.h (TARGET_COMMUTATIVE_P): Define.
4215 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4216 * target.h (struct gcc_target): Add commutative_p member.
4217 * targhooks.c (hook_bool_rtx_commutative_p): New function.
4218 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4219 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4220 (pa_commutative_p): New function.
4221 * jump.c (target.h): Include.
4222 (rtx_renumbered_equal_p): Use targetm.commutative_p.
4223 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4225 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4227 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4228 (s390_expand_setmem): New.
4229 * config/s390/s390.c: Likewise.
4230 (print_shift_count_operand): Truncate to 12 bits instead of 6.
4232 * config/s390/s390.md: ("setmem<mode>"): Accept character as
4233 general_operand. Call new function "s390_expand_setmem".
4234 ("clrmem_long", "*clrmem_long"): Rewrite to ...
4235 ("setmem_long", "*setmem_long"): ... this.
4237 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4239 * config/s390/s390.c: (optimization_options): Enable
4240 TARGET_MVCLE at -Os.
4241 * doc/invoke.texi: Document changes in default behaviour.
4242 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4244 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
4246 * expr.c: (set_storage_via_setmem): Convert opchar to mode
4247 defined by back-end.
4249 2005-07-07 Jakub Jelinek <jakub@redhat.com>
4251 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4252 all sets in the pattern.
4253 * config/rs6000/rs6000.md (stack_protect_testsi,
4254 stack_protect_testdi): Likewise.
4256 2005-07-06 Jeff Law <law@redhat.com>
4258 * tree-vrp.c (simplify_using_ranges): Kill.
4259 (vrp_finalize): Remove call to simplify_using_ranges.
4260 (simplify_stmt_using_ranges): New function extracted from
4261 simplify_using_ranges.
4262 (simplify_div_or_mod_using_ranges): Likewise.
4263 (simplify_abs_using_ranges): Likewise.
4264 (simplify_cond_using_ranges): New function.
4265 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4266 * tree-ssa-propagate.c (substitute_and_fold): Call
4267 simplify_stmt_using_ranges if we have range information.
4269 2005-07-06 James E. Wilson <wilson@specifixinc.com>
4271 * config/ia64/ia64.c (ia64_reorg): Check optimize before
4272 ia64_flag_schedule_isns2.
4274 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4275 reading/writing general registers.
4276 (ia64_function_arg): Revert 2005-06-18 change.
4278 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4280 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4281 (legitimize_tls_address): Use gcc_unreachable instead of abort.
4283 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
4285 * function.c (expand_function_end): Revert part of 2005-06-27
4286 patch. Do sjlj_emit_function_exit_after after return_label.
4288 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4290 * doc/install.texi (--disable-libssp): New.
4292 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
4294 * doc/invoke.texi: Update -fforce-mem documentation.
4295 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4296 code for -fforce-mem.
4297 * expmed.c: (store_bit_field,store_fixed_bit_field,
4298 extract_bit_field): Ditto.
4299 * expr.c: (convert_move): Ditto.
4300 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4301 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4302 emit_conditional_add,expand_float,expand_fix): Ditto.
4303 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4304 (common_handle_option): Issue warning when -fforce-mem specified.
4306 2005-07-06 Paul Brook <paul@codesourcery.com>
4308 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4310 * configure: Regenerate.
4312 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
4314 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4316 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
4318 Fix PR tree-optimization/22319
4319 Fix PR tree-optimization/22140
4320 Fix PR tree-optimization/22310
4322 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4323 variable sized types.
4324 Use correct type for intermediate structure on *a = *b structure
4327 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4329 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4331 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4332 (machine_function): Move typedef to...
4333 * config/rs6000/rs6000.c (machine_function): ... here. Add
4334 varargs_save_offset field.
4335 (rs6000_stack_t): Remove varargs_size field.
4336 (setup_incoming_varargs): Allocate varargs save area using
4337 assign_stack_local, try to make it as small as possible.
4338 Save offset from virtual_stack_vars_rtx to the save area
4339 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
4340 instead of magic 8 when fp word byte size is used.
4341 (rs6000_va_start): Use cfun->machine->varargs_save_offset
4342 instead of -RS6000_VARARGS_SIZE.
4343 (rs6000_stack_info, debug_stack_info,
4344 rs6000_initial_elimination_offset): Remove all traces of
4346 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4347 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4348 RS6000_VARARGS_AREA.
4350 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
4352 PR tree-optimization/21963
4353 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4354 constant_multiple_of in the same way get_computation_cost_at does.
4356 2005-07-06 Jakub Jelinek <jakub@redhat.com>
4358 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4359 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4360 (gen_compare_reg): If sparc_compare_emitted is set, clear it
4361 and return its previous value.
4362 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4363 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4365 (stack_protect_set, stack_protect_test): New expanders.
4366 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4367 stack_protect_testdi): New insns.
4368 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4369 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4371 2005-07-06 Jeff Law <law@redhat.com>
4373 * tree-ssa-dce.c (cfg_altered): New global.
4374 (tree_dce_init): Initialize cfg_altered.
4375 (remove_dead_stmt): If we remove an edge in the CFG, then set
4377 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4380 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
4382 * Makefile.in (stamp-collect-ld): Use
4383 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
4384 ./collect-ld if it already exists.
4385 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4386 Don't remove ./nm if it already exists.
4388 2005-07-05 Devang Patel <dpatel@apple.com>
4390 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4391 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4392 * tree-vectorizer.c (vect_loop_location): New.
4393 (vect_print_dump_info): Use vect_loop_location.
4394 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4395 (vectorize_loops): Set vect_loop_location.
4396 * tree-vect-analyze.c (vect_analyze_offset_expr,
4397 vect_determin_vectorization_factor, vect_analyze_operations,
4398 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4399 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4400 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4401 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4402 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4403 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4404 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4405 vect_analyze_loop): Adjust vect_print_dump_info API.
4406 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4407 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4408 vect_finish_stmt_generation, vectorizable_assignment,
4409 vectorizable_operation, vectorizable_store, vectorizable_load,
4410 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4411 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4412 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4413 vect_transform_loop): Same.
4414 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4415 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4418 2005-07-05 Randolph Chung <tausq@debian.org>
4420 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4421 * configure: Regenerate.
4422 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4423 (pa_tls_referenced_p): Declare.
4424 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4425 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4426 (legitimize_tls_address): New.
4427 (hppa_legitimize_address): Handle TLS addresses.
4428 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4429 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4430 (emit_move_sequence): Handle TLS addresses.
4431 (pa_encode_section_info): Call default handler to handle common
4433 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4434 (CONSTANT_ADDRESS_P): Reject TLS operands.
4435 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4436 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4437 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4438 (UNSPEC_TLSLE): Define new constants.
4439 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4440 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4441 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4442 (tie_symbolic_operand, tle_symbolic_operand): New
4444 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
4446 * aclocal.m4: Update macros for autoconf 2.59 style.
4447 * configure.ac: Likewise.
4449 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4451 * pa.c (function_value): Handle small aggregates on 32-bit targets.
4452 (function_arg): Pass small aggregates in general registers on 32-bit
4454 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4456 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
4458 * Makefile.in (final.o): Fix dependencies.
4460 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4464 * langhooks.h (struct lang_hooks): Add expr_to_decl.
4465 * langhooks.c (lhd_expr_to_decl): New.
4466 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4468 (LANG_HOOKS_INITIALIZER): Update.
4469 * tree.c (recompute_tree_invarant_for_addr_expr): Call
4470 expr_to_decl langhook.
4471 * c-tree.h (c_expr_to_decl): Declare.
4472 * c-typeck.c (c_expr_to_decl): New.
4473 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4475 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4477 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
4480 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4481 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4483 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
4485 * Makefile.in: Adjust dependencies.
4486 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4487 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4488 * alias.c (rest_of_handle_cfg, pass_cfg): New.
4489 * bb-reorder.c (duplicate_computed_gotos): Make it static.
4490 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4491 rest_of_compilation.
4493 * bb-reorder.c (gate_duplicate_computed_gotos,
4494 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4495 rest_of_handle_reorder_blocks, pass_reorder_blocks,
4496 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4497 pass_partition_blocks): New.
4498 * bt-load.c (gate_handle_branch_target_load_optimize,
4499 rest_of_handle_branch_target_load_optimize,
4500 pass_branch_target_load_optimize): New.
4501 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4503 * cfglayout.c (pass_insn_locators_initialize): New.
4504 * cfgrtl.c (pass_free_cfg): New.
4505 * combine.c (gate_handle_combine, rest_of_handle_combine,
4507 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4508 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4509 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4510 * except.c (pass_set_nothrow_function_flags,
4511 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4513 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4514 rest_of_handle_shorten_branches, pass_shorten_branches,
4515 rest_of_clean_state, pass_clean_state): New.
4516 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4517 rest_of_handle_remove_death_notes, pass_remove_death_notes,
4518 rest_of_handle_life, pass_life, rest_of_handle_flow2,
4520 * function.c (pass_instantiate_virtual_regs, pass_init_function,
4521 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4522 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4523 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4525 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4526 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4527 pass_rtl_ifcvt, gate_handle_if_after_combine,
4528 rest_of_handle_if_after_combine, pass_if_after_combine,
4529 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4530 pass_if_after_reload): New.
4531 * integrate.c (pass_initial_value_sets): New.
4532 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4533 pass_purge_lineno_notes): New.
4534 * mode-switching.c (rest_of_handle_mode_switching,
4535 pass_mode_switching): New.
4536 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4537 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4539 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4540 pass_loop_optimize): New.
4541 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4543 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4545 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4546 pass_postreload_cse): New.
4547 * profile.c (gate_handle_profiling, pass_profiling,
4548 rest_of_handle_branch_prob, pass_branch_prob): New.
4549 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4550 pass_split_before_regstack, gate_handle_split_before_regstack,
4551 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4552 rest_of_handle_split_all_insns, pass_split_all_insns): New.
4553 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4554 pass_stack_regs): New.
4555 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4556 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4557 pass_stack_adjustments): New.
4558 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4559 pass_regrename): New.
4560 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4561 pass_delay_slots, gate_handle_machine_reorg,
4562 rest_of_handle_machine_reorg, pass_machine_reorg): New.
4563 * rtl.h (extern void purge_line_number_notes): New.
4564 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4565 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4567 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4569 * value-prof.c (gate_handle_value_profile_transformations,
4570 rest_of_handle_value_profile_transformations,
4571 pass_value_profile_transformations): New.
4572 * var-tracking.c (gate_handle_var_tracking,
4573 pass_variable_tracking): New.
4574 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4576 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4577 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4578 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4579 rest_of_handle_old_regalloc, rest_of_handle_regrename,
4580 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4581 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4582 rest_of_handle_gcse2, rest_of_handle_regmove,
4583 rest_of_handle_tracer, rest_of_handle_if_conversion,
4584 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4585 rest_of_handle_web, rest_of_handle_branch_prob,
4586 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4587 rest_of_handle_jump_bypass, rest_of_handle_combine,
4588 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4589 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4590 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4591 rest_of_handle_mode_switching, rest_of_handle_jump,
4592 rest_of_handle_eh, rest_of_handle_stack_adjustments,
4593 rest_of_handle_flow2, rest_of_handle_jump2,
4594 rest_of_handle_peephole2, rest_of_handle_postreload,
4595 rest_of_handle_shorten_branches, rest_of_clean_state,
4596 rest_of_compilation): Remove.
4598 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4599 * passes.c (dump_flags, in_gimple_form, all_passes,
4600 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4601 register_dump_files, next_pass_1, last_verified, execute_todo,
4602 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4603 from tree-optimize.c.
4604 (init_optimization_passes): Moved from tree-optimize.c,
4605 adding the RTL optimizations.
4606 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4607 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4608 all_ipa_passes, all_lowering_passes, register_one_dump_file,
4609 register_dump_files, next_pass_1, last_verified, execute_todo,
4610 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4611 init_tree_optimization_passes, ipa_passes): Delete.
4612 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4614 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4615 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4617 (ipa_passes): Remove.
4618 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4619 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4620 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4621 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4622 (dump_info_p, dump_flag): Moved to tree-dump.h.
4624 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4626 * passes.c (finish_optimization_passes): Use dump_begin
4627 and dump_end, TDI_end.
4628 (gate_rest_of_compilation): New.
4629 (pass_rest_of_compilation): Use it.
4630 (gate_postreload, pass_postreload): New.
4631 * toplev.c (general_init): Rename init_tree_optimization_passes.
4632 * toplev.h (init_tree_optimization_passes): Rename to
4633 init_optimizations_passes.
4634 * tree-dump.c (dump_flag): Make static.
4635 (dump_files): Remove RTL dumps.
4636 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4637 pass_cleanup_cfg, pass_free_cfg_annotations,
4638 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4639 pass_init_datastructures, pass_fixup_cfg): Make non-static.
4640 * tree-pretty-print.c: Include tree-pass.h.
4641 * cgraph.c: Include tree-dump.h.
4643 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4645 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4646 Only fall back to saying it points to readonly memory if
4649 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4651 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4652 * config/m32r/m32r.c (m32r_compute_frame_size,
4653 m32r_expand_prologue): Take current_function_profile into
4654 account whenever we reference
4655 current_function_uses_pic_offset_table.
4656 (m32r_finalize_pic): Remove.
4657 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4659 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
4661 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4662 instead of $<. Don't remove ./as if it already exists.
4664 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4667 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4668 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4669 for complex modes when generating code for PA 1.0.
4670 (VALID_FP_MODE_P): New macro.
4671 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4672 sets for all general and floating point modes. Align wide floating
4673 point modes to even register boundaries to comply with architectural
4675 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4676 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4677 (VALID_FP_MODE_P): New macro.
4678 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
4679 sets for all general and floating point modes. Align wide floating
4680 point modes to even register boundaries to comply with architectural
4683 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4685 * tree-dump.c (dump_files): Initialize dump number for .cgraph
4688 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4690 * tree-ssa-structalias.c: Don't include expr.h.
4692 2005-07-04 Diego Novillo <dnovillo@redhat.com>
4694 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4697 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
4699 Fix PR tree-optimization/22279
4701 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4704 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
4706 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4708 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4710 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4711 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4712 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4713 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4714 config/stormy16/stormy16.c, config/v850/v850.c,
4715 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4716 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4717 Avoid "." or "\n" at end of diagnostics and capital letters at
4718 start of diagnostics.
4719 * combine.c, cse.c: Don't translate dump file output.
4720 * toplev.c (print_version): Only translate output if going to
4723 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4725 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4726 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4729 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4731 * pa.c (fix_range): Fix typo in comment.
4733 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
4735 * tree-vrp.c (extract_range_from_assert): Replace
4736 fold (build (...)) with fold_build2.
4738 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4740 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4741 gcc_gfc_char_table, init_dynamic_gfc_info): New.
4742 (format_types_orig, handle_format_attribute): Add support for
4745 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
4747 * varasm.c (assemble_variable): Fix format specifier thinko.
4749 2005-07-03 Ira Rosen <irar@il.ibm.com>
4751 PR tree-optimization/22029 (and 22135)
4752 * tree-pretty-print.c (dump_generic_node): Check that the node is not
4753 a phi node before calling dump_vops.
4755 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4757 * tree-dump.h (dump_string_field): Declare.
4758 * tree-dump.c: Use it instead of dump_string.
4759 (dump_string_field): Make non-static.
4761 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4763 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4764 up the minimal CFG stuff always when optimize > 0. Call
4765 split_all_insns_noflow in PIC case if needed.
4767 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
4768 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4771 * c-decl.c (c_write_global_declarations): Dump contents of
4773 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4774 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4775 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4776 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4779 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
4781 * c-common.h (GCC_DIAG_STYLE): Define.
4782 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
4783 version for format checking to 4.1.
4784 * c-format.c: Include toplev.h after c-common.h.
4785 (enum format_type): Add gcc_tdiag_format_type.
4786 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4787 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4788 (format_types_orig): Add gcc_tdiag.
4789 (init_dynamic_diag_info): Support gcc_tdiag formats.
4790 (handle_format_attribute): Likewise.
4791 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4792 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
4793 version for format checking to 4.1.
4794 (warning0, warning, error, pedwarn, sorry): Use
4796 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4797 (finish_aliases_1): Do not use %qE.
4798 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4799 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4800 Correct format bugs.
4801 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4802 parameter to unsigned HOST_WIDE_INT.
4803 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4805 2005-07-02 David Edelsohn <edelsohn@gnu.org>
4808 * expr.c (write_complex_part): Use adjust_address for MEM.
4809 (read_complex_part): Same.
4811 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
4813 Fix PR tree-optimization/22280
4815 * tree-sra.c (generate_element_init): Remove useless loop.
4817 2005-07-02 Richard Henderson <rth@redhat.com>
4819 * config/alpha/alpha.c (alpha_legitimize_address): Check for
4821 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4823 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
4826 * fold-const.c (fold_binary): Handle the return value of
4827 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4828 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4830 2005-07-02 Jeff Law <law@redhat.com>
4832 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4833 a eliminate type conversion which feeds an equality comparison
4834 if the original type or either operand in the comparison is a
4837 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
4839 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4840 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4842 * config/avr/avr.c: Do not use '`' as left quote.
4843 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4844 Remove "." from end of diagnostics. Make diagnostics start with
4847 2005-07-02 Zack Weinberg <zack@codesourcery.com>
4848 Joseph S. Myers <joseph@codesourcery.com>
4850 * toplev.c (default_tree_printer): Handle setting location with
4852 * c-objc.common.c (c_tree_printer): Likewise.
4853 * c-format.c (gcc_diag_flag_specs): Add '+'.
4854 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4855 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4857 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4858 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4859 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4860 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4861 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4862 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
4863 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
4864 format arguments where %J is used without %D.
4866 2005-07-02 Jakub Jelinek <jakub@redhat.com>
4868 * gcc.c (LINK_SSP_SPEC): Define.
4869 (link_ssp_spec): New variable.
4870 (LINK_COMMAND_SPEC): Add %(link_ssp).
4871 (static_specs): Add link_ssp_spec.
4872 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4873 * configure: Rebuilt.
4874 * config.in: Rebuilt.
4876 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4877 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4878 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4879 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4880 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4881 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4882 -0x7008(2) instead of reading __stack_chk_guard variable.
4883 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4885 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4886 (stack_protect_set, stack_protect_test): Use *_tls* patterns
4887 if TARGET_THREAD_SSP_OFFSET is defined.
4888 (stack_tls_protect_set_si, stack_tls_protect_set_di,
4889 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4892 2005-06-27 Richard Henderson <rth@redhat.com>
4893 * libgcc-std.ver (GCC_4.1.0): New.
4894 * libgcc.h (__stack_chk_guard): Declare.
4895 (__stack_chk_fail, __stack_chk_fail_local): Declare.
4896 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4897 * mklibgcc.in (lib2funcs): Add them.
4899 2005-07-01 Richard Henderson <rth@redhat.com>
4901 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4902 void * before struct sigcontext *.
4903 (x86_fallback_frame_state): Likewise.
4905 2005-07-01 James E. Wilson <wilson@specifixinc.com>
4907 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4909 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4912 * tree-ssa-reassoc.c (should_transpose): Fix which operand
4913 we check for SSA_NAME for.
4915 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
4917 Fix PR tree-optimization/22071
4919 * tree-ssa-structalias.c (offset_overlaps_with_access): New
4921 (get_constraint_for_component_ref): Use it.
4923 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
4926 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4927 print out the last new line.
4929 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
4931 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4932 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4933 * config/cris/cris.c (cris_conditional_register_usage): Adjust
4934 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4935 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4936 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4937 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4938 (enum reg_class): New member CC0_REGS.
4939 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4940 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4941 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4942 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4943 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4944 Adjust for register now described.
4946 2005-07-01 Jakub Jelinek <jakub@redhat.com>
4949 * config/i386/i386.md (stack_protect_test_si,
4950 stack_protect_test_di): Add earlyclobber for scratch 3.
4951 * config/rs6000/rs6000.md (stack_protect_testsi,
4952 stack_protect_testdi): Add earlyclobber for scratch 3,
4953 remove earlyclobber from scratch 4.
4955 Older entries for 2005 can be found in ChangeLog-2005.
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