1 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
4 * c-typeck.c (push_init_level): Don't pop levels without braces if
7 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
9 * tree-data-ref.c (compute_self_dependence): New function.
10 (compute_all_dependences): Use it.
12 2005-06-03 Geoffrey Keating <geoffk@apple.com>
14 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
15 (c_parser_expr_list): Don't use chainon().
17 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
18 when -isysroot passed.
20 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
23 * c-decl.c (start_function): Restore label_context_stack_se and
24 label_context_stack_vm if returning with an error.
26 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
28 * configure.ac: Check declaration for asprintf, needed by
30 * configure: Regenerate.
31 * config.in: Likewise.
33 2005-06-03 Diego Novillo <dnovillo@redhat.com>
35 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
37 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
38 range to varying in cast expressions that change
41 2005-06-03 Eric Christopher <echristo@redhat.com>
43 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
46 2005-06-03 Jan Hubicka <jh@suse.cz>
48 * basic-block.h (remove_predictions_associated_with_edge): Declare.
49 * cfg.c (remove_edge): Use it.
50 * predict.c (remove_predictions_associated_with_edge): New function.
52 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
54 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
55 Clear call_realy_used_regs[r2] when ABI_AIX.
57 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
60 * fold-const.c (fold_binary): Fix type mismatches in folding
63 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
65 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
68 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
70 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
72 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
74 * reload1.c (reload): Revert my previous patch.
76 2005-06-03 Nick Clifton <nickc@redhat.com>
78 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
81 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
83 PR tree-optimization/21849
84 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
86 2005-06-02 Richard Henderson <rth@redhat.com>
88 * Makefile.in (tree-vect-generic.o): New.
89 (OBJS-common, GTFILES, s-gtype): Add it.
90 * tree-complex.c (build_replicated_const, vector_inner_type,
91 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
92 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
93 do_negate, expand_vector_piecewise, expand_vector_parallel,
94 expand_vector_addition, expand_vector_operation,
95 type_for_widest_vector_mode, expand_vector_operations_1,
96 gate_expand_vector_operations, expand_vector_operations,
97 pass_lower_vector_ssa): Move to tree-vect-generic.c.
98 (tree_lower_complex): Rename from tree_lower_operations.
99 (pass_lower_complex): Rename from pass_pre_expand.
100 * tree-vect-generic.c: New file.
101 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
102 (pass_lower_vector): New.
103 * tree-optimize.c (init_tree_optimization_passes): Update to match.
105 2005-06-02 Richard Henderson <rth@redhat.com>
107 * modulo-sched.c (doloop_register_get): Protect against
108 doloop_end not defined.
110 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
112 * config/sh/sh.c (general_movsrc_operand,
113 general_movdst_operand, arith_reg_operand, arith_reg_dest,
114 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
115 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
116 xor_operand, cmp_operand, logical_operand, and_operand,
117 fpscr_operand, fpul_operand, symbol_ref_operand,
118 commutative_float_operator, noncommutative_float_operator,
119 unary_float_operator, binary_float_operator,
120 binary_logical_operator, equality_comparison_operator,
121 greater_comparison_operator, less_comparison_operator,
122 shift_operator, logical_operator, target_reg_operand,
123 target_operand, mextr_bit_offset, extend_reg_operand,
124 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
125 general_extend_operand, ua_address_operand,
126 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
127 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
128 shift_count_reg_operand, shift_count_operand,
129 unaligned_load_operand): Move to ...
130 * config/sh/predicates.md: ... here.
131 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
134 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
136 * tree.c (build_common_builtin_nodes): Fix the return type on
139 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
141 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
142 (find_interesting_uses_address): Use build_fold_addr_expr instead.
143 (strip_offset_1): Likewise.
144 (tree_to_aff_combination): Likewise.
146 2005-06-02 DJ Delorie <dj@redhat.com>
148 * convert.c (convert_to_pointer): Avoid recursion if no conversion
151 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
153 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
154 binary operations with the correct types.
155 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
158 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
160 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
161 config/rs6000/rs6000.md: Fix comment typos. Follow splling
163 * doc/install.texi: Fix a typo.
165 2005-06-02 Jan Hubicka <jh@suse.cz>
167 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
168 inline functions are not local.
170 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
172 * gimplify.c (gimplify_ctx): Change the type of case_labels to
174 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
177 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
179 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
182 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
184 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
186 (s390_dump_pool): Likewise.
187 (s390_mainpool_start, s390_mainpool_finish): Likewise.
188 (s390_chunkify_start): Likewise.
189 (s390_dump_execute): Remove.
190 (s390_reorg): Handle out-of-pool execute templates.
192 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
194 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
197 2005-06-02 Jan Hubicka <jh@suse.cz>
199 * cgraph.c (cgraph_node): Maintain master clones.
200 (cgraph_remove_node): Likewise.
201 (availability_names): New static variable.
202 (dump_cgraph_node): Dump availability.
203 (dump_cgraph_varpool_node): Likewise.
204 (cgraph_is_master_clone, cgraph_master_clone,
205 cgraph_function_body_availability,
206 cgraph_variable_initializer_availability): New functions.
207 * cgraph.h (availability): New enum.
208 (struct cgraph_node): Add master_clone.
209 (cgraph_is_master_clone, cgraph_master_clone,
210 cgraph_function_body_availability,
211 cgraph_variable_initializer_availability): Declare.
212 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
213 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
214 * ipa-inline.c (cgraph_decide_inlining): Do not call
215 cgraph_remove_unreachable_nodes.
217 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
220 2005-06-02 Diego Novillo <dnovillo@redhat.com>
223 * tree-vrp.c (nonnull_arg_p): New.
224 (get_value_range): Call it.
226 2005-06-02 Eric Christopher <echristo@redhat.com>
228 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
230 (mips_rtx_cost_data): New datatype.
231 (MEMORY_MOVE_COST): Use data from structure.
232 (BRANCH_COST): Ditto.
233 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
234 * config/mips/mips.md (cpu): Rework for processor_type changes.
235 * config/mips/mips.c (mips_cost): New variable.
236 (DEFAULT_COSTS): Define.
237 (mips_rtx_cost_data): New.
238 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
239 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
240 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
241 (override_options): Set cost data.
242 (mips_register_move_cost): Formatting changes.
243 (bdesc_arrays): Use PROCESSOR_MAX.
244 (mips_init_builtins): Ditto.
246 2005-06-02 Diego Novillo <dnovillo@redhat.com>
249 * doc/invoke.texi: Document -ftree-vrp.
251 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
253 PR tree-optimization/21734
254 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
255 phi_result when current_def is not available.
256 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
259 2005-06-02 David Edelsohn <edelsohn@gnu.org>
261 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
262 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
264 2005-06-02 Diego Novillo <dnovillo@redhat.com>
266 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
268 2005-06-02 Jan Hubicka <jh@suse.cz>
270 * cgraph.c (dump_cgraph_node): Print new flags.
271 (dump_cgraph_varpool_node): Likewise.
272 (decide_variable_is_needed): Initialize externally_visible flag.
273 * cgraph.h (cgraph_local_info): Add externally_visible flag.
274 (cgraph_varpool_node): Likewise.
275 (cgraph_function_flags_ready): Declare.
276 * cgraph.c (cgraph_mark_local_functions): Rename to ...
277 (cgraph_function_and_variable_visibility) ... this one; handle
278 externally_visible flags.
279 (decide_is_function_needed): Set externally_visible flag.
280 (cgraph_finalize_function): Deal properly with early cleanups.
281 (cgraph_optimize): Update call of
282 cgraph_function_and_variable_visibility.
284 2005-06-02 Steven Bosscher <stevenb@suse.de>
285 Mostafa Hagog <mustafa@il.ibm.com>
287 * cfgloop.h (doloop_condition_get): Make external.
288 * loop-doloop.c (doloop_condition_get): Generalize to make it
289 usable in modulo-sched.c.
290 * modulo-sched.c (doloop_register_get): Use
291 doloop_condition_get instead of duplicating it.
293 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
295 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
296 the correct set of init_insns that need deletion.
297 * local-alloc.c (update_equiv_regs): When substituting sole definition
298 into sole use of a reg, delete it from liveness information.
300 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
302 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
304 2005-06-01 Diego Novillo <dnovillo@redhat.com>
306 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
307 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
308 * fold-const.c (invert_tree_comparison): Make extern.
309 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
310 (struct value_range_def): Limewise.
311 (get_value_range): Remove.
312 (dump_value_range): Remove.
313 (dump_all_value_ranges): Remove.
314 (debug_all_value_ranges): Remove.
315 (vrp_evaluate_conditional): Declare.
316 * tree-ssa-propagate.c (struct prop_stats_d): Add field
318 (substitute_and_fold): Add argument use_ranges_p.
320 If use_ranges_p is true, call fold_predicate_in to fold
321 predicates using range information.
323 Change debugging output to only show statements that have been
325 (replace_phi_args_in): Move debugging output code from
327 (fold_predicate_in): New local function.
328 * tree-ssa-propagate.h (enum value_range_type): Move from
330 (struct value_range_d): Likewise.
332 (value_range_t): Rename from value_range.
333 * tree-vrp.c (found_in_subgraph): Rename from found.
334 (get_opposite_operand): Remove.
335 (struct assert_locus_d): Declare.
336 (assert_locus_t): Declare.
337 (need_assert_for): Declare.
338 (asserts_for): Declare.
339 (blocks_visited): Declare.
341 (set_value_range): Add argument 'equiv'.
342 Don't drop to VARYING ranges that cover all values in the
344 Make deep copy of equivalence set 'equiv'.
345 (copy_value_range): New local function.
346 (set_value_range_to_undefined): New local function.
347 (compare_values): Return -2 if either value has overflowed.
348 (range_includes_zero_p): New local function.
349 (extract_range_from_assert): Flip the predicate code if the
350 name being asserted is on the RHS of the predicate.
351 Avoid creating unnecessary symbolic ranges if the comparison
352 includes another name with a known numeric range.
353 Update the equivalnce set of the new range when asserting
355 (extract_range_from_ssa_name): Update the equivalence set of
356 the new range with VAR.
357 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
358 If -fwrapv is used, set the resulting range to VARYING if the
359 operation overflows. Otherwise, use TYPE_MIN_VALUE and
360 TYPE_MAX_VALUE to represent -INF and +INF.
361 Fix handling of *_DIV_EXPR.
362 (extract_range_from_unary_expr): Handle MINUS_EXPR and
363 ABS_EXPR properly by switching the range around if necessary.
364 (extract_range_from_comparison): New local function.
365 (extract_range_from_expr): Call it.
366 (adjust_range_with_scev): Do not adjust the range if using
367 wrapping arithmetic (-fwrapv).
368 (dump_value_range): Also show equivalence set.
369 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
370 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
371 (infer_value_range): Change return value to bool.
372 Add arguments 'comp_code_p' and 'val_p'.
373 Do not attempt to infer ranges from statements that may throw.
374 Store the comparison code in comp_code_p.
375 Store the other operand to be used in the predicate in val_p.
376 (dump_asserts_for): New.
377 (debug_asserts_for): New.
378 (dump_all_asserts): New.
379 (debug_all_asserts): New.
380 (register_new_assert_for): New.
381 (register_edge_assert_for): New.
382 (find_conditional_asserts): New.
383 (find_assert_locations): New.
384 (process_assert_insertions_for): New.
385 (process_assert_insertions): New.
386 (insert_range_assertions): Initialize found_in_subgraph,
387 blocks_visited, need_assert_for and asserts_for.
388 Call find_assert_locations and process_assert_insertions.
389 (remove_range_assertions): Add more documentation.
390 (vrp_initialize): Change return type to void.
391 Do not try to guess if running VRP is worth it.
392 (compare_name_with_value): New.
393 (compare_names): New.
394 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
395 use_equiv_p is true, call compare_names and
396 compare_name_with_value to compare all the ranges for every
397 name in the equivalence set of the predicate operands.
399 (vrp_meet): Try harder not to derive a VARYING range.
400 If two values meet, the resulting equivalence set is the
401 intersection of the two equivalence sets.
402 (vrp_visit_phi_node): Call copy_value_range to get the current
403 range information of the LHS.
404 (vrp_finalize): Create a value vector representing all the
405 names that ended up with exactly one value in their range.
406 Call substitute_and_fold.
407 (execute_vrp): Document equivalence sets in ranges.
408 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
409 (struct tree_ssa_name): Remove field value_range.
410 (invert_tree_comparison): Declare.
412 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
414 Fix PR tree-optimization/21839
416 * gimplify.c (zero_sized_field_decl): New function.
417 (gimplify_init_ctor_eval): Use it.
419 2005-06-01 Josh Conner <jconner@apple.com>
422 * gimplify.c (gimplify_init_constructor): Don't spill initializer
423 to read-only memory if it's sparse.
425 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
427 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
428 Add documentation for REG_SETJMP
430 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
432 * stmt.c (expand_case): Use build_int_cst.
433 (node_has_low_bound): Likewise, and correct type mismatch.
434 (node_has_high_bound): Likewise.
435 * fold-const.c (fold_binary): Ensure we build trees
436 with the correct types - undo what STRIP_NOPS possibly did.
438 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
440 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
441 * fold-const.c (fold_indirect_ref_1): No longer static.
442 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
443 folding, if possible.
445 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
447 * common.opt (fjump-tables): New.
448 * doc/invoke.texi (-fno-jump-tables): Document.
449 * stmt.c (expand_end_case_type): Do not emit jump tables unless
452 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
454 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
455 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
456 (sunlt, sunle): Enable patterns on VFP.
458 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
459 f_stored, f_flag, f_cvt.
460 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
462 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
463 the ds and fmac pipelines. Re-work all load and store patterns and
464 all conversion patterns to use new attributes. Adjust reservation
465 descriptions accordingly.
466 * arm1020e.md: New file.
467 * t-arm: Add dependency.
469 2005-06-01 Jan Hubicka <jh@suse.cz>
471 * except.c (struct eh_region): Kill unused fields.
472 * basic-block.h (struct basic_block_def): Likewise.
474 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
476 PR rtl-optimization/21767
477 * rtl.h (function_invariant_p): Re-add declaration.
478 * reload1.c (function_invariant_p): No longer static.
479 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
480 might have become invalid.
482 2005-06-01 Jakub Jelinek <jakub@redhat.com>
486 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
487 on variable sizes types if a decl is a pointer to a VLA.
488 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
489 Call gimplify_type_sizes on aggregate fields. Prevent infinite
492 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
494 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
495 _mm_set_ps, _mm_setr_ps): Add __extension__.
496 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
497 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
498 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
500 (_mm_clflush): Don't use return in void function.
502 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
503 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
504 Use __inline instead of inline.
506 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
508 * fold-const.c (fold_binary): Fix types in strlen vs.
509 zero comparison folding.
511 2005-06-01 Richard Henderson <rth@redhat.com>
513 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
514 * config.in, configure: Rebuild.
515 * config/alpha/alpha.c (print_operand): Add 'j'.
516 * alpha.md (divmodsi_internal_er_1): Use it.
517 (divmoddi_internal_er_1): Likewise.
519 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
521 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
522 * opts.h (print_filtered_help): Delete.
523 * opts.c (handle_option, decode_options): Remove calls to
525 (print_target_help): New function.
526 (common_option, print_help): Call print_target_help instead of
527 display_target_options.
528 (print_filtered_help): Make static.
529 * toplev.h (display_target_options, set_target_switch): Delete.
530 * toplev.c (target_switches, target_options, display_target_options)
531 (set_target_switch): Delete.
532 (print_switch_values): Remove handling of TARGET_SWITCHES and
534 (default_get_pch_validity): Likewise. Only treat target_flags
535 specially if targetm.check_pch_target_flags is nonnull.
536 (pch_option_mismatch): New function.
537 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
538 and TARGET_OPTIONS. Only treat target_flags specially if
539 targetm.check_pch_target_flags is nonnull.
540 * config/ia64/ia64.c (ia64_override_options): Don't mention
541 TARGET_OPTIONS in comment.
542 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
543 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
544 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
545 interaction with TARGET_SWITCHES.
546 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
548 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
550 * config/sh/sh.c (multcosts): Check sh_multcost rather than
552 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
553 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
554 (cut2_workaround_str): Delete.
555 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
556 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
557 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
558 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
559 (mgettrcost=, multcost=): New options.
561 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
563 * opts.h (cl_option_state): New structure.
564 (get_option_state): Declare.
565 * opts.c (get_option_state): New function.
566 * toplev.c (option_affects_pch_p): New function.
567 (default_get_pch_validity): Store the state of all options for which
568 option_affects_pch_p returns true.
569 (default_pch_valid_p): Check the state of those options here.
570 Only check target_flags separately if targetm.check_pch_target_Flags
571 is nonnull or if TARGET_SWITCHES is defined.
573 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
575 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
578 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
580 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
582 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
584 * gcse.c (compute_transp, load_killed_in_block): Use
587 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
590 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
592 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
594 * errors.h (warning, error, fatal, internal_error): Add printf
596 * genmodes.c (make_vector_mode): Fix format arguments.
598 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
600 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
601 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
602 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
603 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
604 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
605 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
606 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
607 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
608 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
609 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
610 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
611 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
612 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
613 errors.h and include toplev.h if necessary.
615 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
616 errors.h otherwise include toplev.h.
618 * Makefile.in: Update dependencies.
620 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
622 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
624 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
626 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
627 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
628 be complemented for big-endian. Mask for AND must be rotated,
629 not shifted. Handle short operands with NOT on the memory
632 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
634 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
635 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
636 * dwarf2out.c (dwarf2out_var_location): Ditto.
637 * toplev.c (default_tree_printer): Ditto.
638 * tree-outof-ssa.c (create_temp): Ditto.
639 * tree-sra.c (instantiate_element): Ditto.
640 * var-tracking.c (track_expr_p): Ditto.
641 * tree.c (struct tree_map): New structure.
642 (debug_expr_for_decl): New.
643 (tree_map_eq): New function.
644 (tree_map_hash): Ditto.
645 (tree_map_marked_p): Ditto.
646 (print_debug_expr_statistics): Ditto.
647 (decl_debug_expr_lookup): Ditto.
648 (decl_debug_expr_insert): Ditto.
649 (dump_tree_statistics): Dump debug_expr hashtable stats.
650 * tree.h (DECL_DEBUG_EXPR): Change
651 (SET_DECL_DEBUG_EXPR): Add.
653 2005-06-01 Alan Modra <amodra@bigpond.net.au>
655 * configure.ac: Add --enable-secureplt.
656 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
657 * config.in: Regenerate.
658 * configure: Regenerate.
659 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
660 rs6000/secureplt.h to tm_file when enable_secureplt.
661 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
662 * doc/install.texi: Document --enable-targets and --enable-secureplt.
663 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
664 * config/rs6000/secureplt.h: New file.
665 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
666 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
668 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
669 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
670 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
671 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
672 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
673 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
674 TARGET_SECURE_PLT got register load sequence.
675 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
677 (rs6000_elf_declare_function_name): Don't emit toc address offset
678 word when TARGET_SECURE_PLT.
679 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
680 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
681 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
682 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
684 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
685 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
687 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
688 (__trampoline_setup): Likewise. Init r30 before plt call.
690 2005-05-31 DJ Delorie <dj@redhat.com>
692 * expr.c (convert_move): When a partial_int requires multiple
693 conversion steps, make sure successive steps convert the
694 intermediate value, not the original value.
696 * expmed.c (expand_mult): Convert partial_int multiplies to
697 shift/add combinations too.
699 * genmodes.c (mode_data): Add wider_2x.
700 (calc_wider_mode): Calculate twice-wider mode too.
701 (emit_mode_wider): Emit twice-wider mode too.
702 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
703 * expr.c (expand_expr_real_1): Use it for expanding
706 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
708 PR tree-optimization/21817
709 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
711 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
713 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
716 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
720 * fold-const.c (fold_checksum_tree): Copy types also if
721 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
722 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
724 Tail recurse TREE_LIST's TREE_CHAIN.
726 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
729 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
730 SSA_NAME twice and cause the loop to become finite. Remove the test
733 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
735 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
738 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
740 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
741 the documentation to make it more future-proof.
742 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
743 * target.h (gcc_target): Add check_pch_target_flags.
744 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
745 (TARGET_INITIALIZER): Include it.
746 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
747 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
748 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
749 (sh_check_pch_target_flags): New function.
750 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
752 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
754 * fold-const.c (extract_array_ref): Handle more cases,
755 do some useful canonicalization of the base.
756 (fold_binary): Explicitly deal with arrays of zero-sized
757 structures during folding of &a[i] == &a[j].
759 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
761 * doc/install.texi (sparc-sun-solaris2*): Update note
762 about Sun bug 4910101.
763 (sparc-sun-solaris2.7): Document bootstrap
764 failure with Sun WorkShop 6 99/08/18 as.
766 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
768 * loop.c (loop_invariant_p, valid_initial_value_p): Use
769 regs_invalidated_by_call instead of call_used_regs.
771 2005-05-30 Paolo Carlini <pcarlini@suse.de>
774 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
776 * doc/extend.texi: Add clog, clogf, clogl.
778 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
781 * c-pragma.c: Include "vec.h".
782 (handle_pragma_visibility): Use VEC.
784 * doc/invoke.texi: Remove the nested visibility push limit.
786 2005-05-30 Roger Sayle <roger@eyesopen.com>
788 PR rtl-optimization/15422
789 * reg-stack.c (starting_stack_p): New static global.
790 (straighten_stack): Delete prototype. Change to update the stack
791 before the current insn.
792 (subst_stack_regs): Update call to straighten stack.
793 (emit_swap_insn): Delete prototype. For the first insn in a
794 basic block, update stack_in instead of emitting a real swap.
795 (change_stack): When changing the stack before the first insn
796 in a basic block, update stack_in instead of emitting real code.
797 (compensate_edges): Clear starting_stack_p during compensation.
798 (convert_regs_1): Keep track of starting_stack_p whilst processing
801 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
803 * tree-ssa-ccp.c (const_val): Make it static.
805 2005-05-29 Geoffrey Keating <geoffk@apple.com>
808 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
809 pattern involving `:P'.
811 * Makefile.in (install-cpp): Depend on installdirs.
813 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
815 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
817 (new_elim_graph, clear_elim_graph, delete_elim_graph,
818 elim_graph_add_edge, elim_graph_remove_succ_edge,
819 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
822 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
824 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
825 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
826 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
827 follow spelling conventions in error/dump messages.
829 2005-05-29 Roger Sayle <roger@eyesopen.com>
830 Richard Henderson <rth@redhat.com>
832 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
833 if the RHS isn't suitable for calling emit_move_insn.
835 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
837 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
838 fold_unary and fold_binary.
840 2005-05-29 Roger Sayle <roger@eyesopen.com>
842 * reg-stack.c (propagate_stack): Always copy the source stack to
843 the destination. This routine is now only called when this is safe.
844 (better_edge): New function split out from convert_regs_1 to
845 determine which of two edges is better to propagate across.
846 (convert_regs_1): We need only search for a best edge if the
847 stack layout hasn't been defined yet. Use better_edge to help
848 find beste. No longer traverse unnecessary edges.
850 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
852 * tree-ssa-alias.c (new_type_alias): New procedure to
853 create a type memory tag for a pointer with a may-alias
854 set determined from a variable declaration.
855 * tree-flow.h: export declaration of new_type_alias
856 * tree-optimize.c (init_tree_optimization_passes): document
857 that pass_may_alias cannot be called after pass_vectorize.
858 * tree-vect-transform (vect_create_data_ref_ptr): Call
859 new_type_alias when an type memory tag isn't available
861 (vectorizable_store): Use copy_virtual_operands to update
862 virtual defs in place (so that loop_version can be called).
863 Call mark_for_renaming for the virtual defs in case peeling
864 is done and virtual uses outside the loop need to be updated.
866 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
868 PR tree-optimization/21639
869 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
871 2005-05-29 Jan Hubicka <jh@suse.cz>
873 PR tree-optimization/21562
874 * cfgexpand.c (construct_init_block): Deal properly with the case
875 of entry edge not pointing to very first basic block.
877 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
879 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
880 non-gimple min invariant.
882 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
883 * tree-flow.h: Add prototypes for start_recording_case_labels
884 and end_recording_case_labels.
885 * tree-cfg.c (start_recording_case_labels,
886 end_recording_case_labels): Export.
887 (cleanup_tree_cfg_loop, modified_noreturn_calls,
888 cleanup_control_flow, cleanup_control_expr_graph,
889 remove_fallthru_edge, phi_alternatives_equal,
890 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
891 remove_forwarder_block, cleanup_forwarder_blocks,
892 remove_forwarder_block_with_phi, merge_phi_nodes,
893 gate_merge_phi, pass_merge_phi): Move to ...
894 * tree-cfgcleanup.c: ... here.
896 * basic-block.h: Remove forward declaration of bb_ann_d.
898 2005-05-28 Jan Hubicka <jh@suse.cz>
900 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
902 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
904 (tree_mod_subtract): Fix profile updating code.
905 (tree_divmod_values_to_profile): Do not produce useless value profilers
908 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
910 * tree-ssa-dom.c (vrp_element_p): Define.
911 (vrp_hash_elt): Change the type of records to
912 VEC(vrp_element_p,heap).
914 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
915 Update uses of VRP records.
916 (simplify_cond_and_lookup_avail_expr, record_range): Update
919 * tree-inline.c (cfun_stack): Change the type to
920 VEC(function_p,heap).
921 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
923 2005-05-27 Ian Lance Taylor <ian@airs.com>
925 * c-decl.c (add_stmt): Add C frontend specific version.
926 (stmts_are_full_exprs_p): Remove.
927 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
928 (stmts_are_full_exprs_p): Don't declare.
929 * c-semantics.c (add_stmt): Remove.
931 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
933 * config/mips/mips-protos.h (mips_declare_object): Add printf
935 * config/mips/mips.c (mips_declare_object_name): Fix format
938 2005-05-27 Roger Sayle <roger@eyesopen.com>
940 * reg-stack.c (compensate_edge): Remove original prototype.
941 (propagate_stack): New function to copy the stack layout
942 at the start of a basic block from the layout at the end of
943 one of its predecessors.
944 (compensate_edge): Assume that both source and destination
945 blocks have already had their stack layouts defined.
946 (compensate_edges): Traverse all non-entry edges in the CFG
947 and call compensate_edge on each in turn.
948 (convert_regs_1): Change return type to void. Call
949 propagate_stack instead of compensate_edge.
950 (convert_regs_2): Change return type to void. Update call
951 to convert_regs_1 to ignore the (now void) return value.
952 (convert_regs): Update calls to convert_regs_2 to ignore
953 the (now void) return value. After all the basic blocks have
954 been processed, call compensate_edges to actually emit new
956 (reg_to_stack): Initialize the aux info for each basic block
957 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
959 2005-05-28 Jan Hubicka <jh@suse.cz>
961 * except.c (can_throw_internal_1, can_throw_external_1): Add
963 (can_throw_external, can_throw_internal): Bring into sync wrt
965 * except.h (can_throw_internal_1, can_throw_external_1): Update
967 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
968 Deal properly with resx.
970 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
972 * basic-block.h (basic_block_def): Add phi_nodes and
973 predictions. Remove tree_annotations.
974 * predict.c (tree_predicted_by_p, tree_predict_edge,
975 combine_predictions_for_bb): Adjust references to predictions.
976 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
977 create_block_annotation.
978 (create_block_annotation, free_blocks_annotatios,
979 clear_blocks_annotations): Remove.
980 (dump_cfg_stats): Don't print out the memory spent on
982 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
983 * tree-flow-inline.h (bb_ann): Remove.
984 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
985 * tree-flow.h (bb_ann_d): Remove.
986 * tree-if-conv.c (process_phi_nodes): Update a reference to
988 * tree-phinodes.c (reserve_phi_args_for_new_edge,
989 create_phi_node, remove_phi_node): Likewise.
990 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
991 * tree-ssa-dom.c (threaded_blocks): New.
992 (tree_ssa_dominator_optimize): Initialize, clear, and free
993 threaded_blocks. Update a call to thread_through_all_blocks.
994 (thread_across_edge): Use threaded_blocks instead of setting
995 incoming_edge_threaded.
996 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
997 a bitmap of blocks that are threaded through.
998 * tree.h: Move the prototype of threaded_through_blocks to
1001 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1002 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1003 * domwalk.h (dom_walk_data): Change the type of
1004 block_data_stack and free_block_data to VEC(void_p,heap)*.
1005 * tree-ssa-dse.c (dse_initialize_block_local_data,
1006 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1007 VEC instead of VARRAY.
1009 2005-05-27 Jan Hubicka <jh@suse.cz>
1011 * cgraph.c: Include tree-gimple.h
1012 (cgraph_edge): Rename expr to stmt.
1013 (cgraph_create_edge): Likewise.
1014 (cgraph_clone_node): Likewise.
1015 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1016 * cgraphunit.c (record_call_1): Rename to ...
1017 (record_reference): ... this one; do not build edges.
1018 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1019 (current_basic_block): Kill.
1020 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1021 (verify_cgraph_node): Likewise.
1022 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1023 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1024 (copy_edges_for_bb): Simplify EH handling.
1025 (expand_call_inline): Pass statement to cgraph_edge and
1028 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1030 * tree-inline.c (copy_body_r): Manually fold *& to deal
1031 with ADDR_EXPRs with mismatched types for now.
1033 * gimplify.c (fold_indirect_ref_rhs): New function.
1034 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1037 * fold-const.c (fold_indirect_ref_1): Add type argument;
1038 make sure the resulting expression is of this type.
1039 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1041 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1043 PR tree-optimization/21658
1044 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1045 fold_binary_to_constant. Likewise, call fold_unary instead of
1046 fold_unary_to_constant.
1048 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1050 * vec.h: Implement integral type vector specialization.
1051 (VEC_T): Define a non-GTY structure.
1052 (VEC_T_GTY): Define a GTY structure.
1053 (VEC_TA): Rename to ...
1054 (VEC_TA_GTY): ... here.
1055 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1056 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1057 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1058 DEF_VEC_P and DEF_VEC_ALLOC_P.
1059 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1060 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1061 DEF_VEC_O and DEF_VEC_ALLOC_O.
1062 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1063 * lambda-code.c: Likewise.
1064 * tree-into-ssa.c: Likewise.
1065 * tree-ssa-live.c: Likewise.
1067 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1069 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1071 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1072 update_stmt_if_modified before calling update_ssa.
1074 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1076 * config/rs6000/t-rtems: Remove roe multilib variant.
1078 2005-05-26 Roger Sayle <roger@eyesopen.com>
1080 PR tree-optimization/9814
1081 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1082 instruction, add the necessary clobbers by re-expanding the RTL
1083 for arithmetic operations via optab.c's expand_unop/expand_binop.
1084 (noce_try_bitop): New function to optimize bit manipulation idioms
1085 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1086 (noce_process_if_block): Call noce_try_bitop.
1088 2005-05-26 Roger Sayle <roger@eyesopen.com>
1090 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1091 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1092 (reg_to_stack): Move to end of the file. Initialize the per
1093 basic block information here, instead of...
1094 (convert_regs_entry): Here.
1095 (convert_regs): Change unused return type to void.
1097 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1099 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1100 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1101 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1102 config/sh/elf.h, config/sh/symbian-pre.h,
1103 config/sparc/sparc-protos.h: Update copyright.
1105 2005-05-26 Mike Stump <mrs@apple.com>
1107 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1110 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1112 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1113 See through ADDR_EXPR in finding place to propagate into.
1115 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
1117 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
1118 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
1119 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
1120 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
1121 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1122 tree-ssa-operands.c, tree-vect-analyze.c,
1123 tree-vect-transform.c, tree-vectorizer.c, tree.c,
1124 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1125 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
1126 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1127 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
1128 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1129 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
1130 config/sh/ushmedia.h, config/sparc/sparc.c,
1131 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
1132 typos. Follow spelling conventions.
1133 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1134 Follow spelling conventions.
1136 2005-05-26 David Ung <davidu@mips.com>
1138 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
1139 that determines whether the MIPS32/64 R2 ext/ins should be used.
1140 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
1141 * config/mips/mips.md (extzv): Changed predicate for operand to
1142 nonimmediate_operand. Add code to generate insn patterns for
1143 extzvsi and extzvdi.
1144 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
1145 (insv): Similarly for insertion.
1146 (insv<mode>): Similarly.
1148 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1150 * simplify-rtx.c (avoid_constant_pool_reference): Support
1151 offsetted addresses in the constant pool.
1153 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1155 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1156 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1158 2005-05-26 Jakub Jelinek <jakub@redhat.com>
1161 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
1162 found in the basic block and last insn in the basic block is not
1163 INSN_P. Remove explicit unspec numbers that are no longer valid
1166 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1168 * tree-vect-transform.c (vectorizable_operation): Try word_mode
1169 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
1170 if a vector mode is available.
1172 2005-05-25 Roger Sayle <roger@eyesopen.com>
1175 * fold-const.c (const_binop): Check for division by zero during
1178 2005-05-26 Ian Lance Taylor <ian@airs.com>
1180 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
1181 having a declaration after a statement.
1183 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
1185 * opt-functions.awk (var_type): New function.
1186 (var_set): Use CLVC_STRING if var_type returns "const char *".
1187 * opth-gen.awk: Use var_type to find out the types of variables.
1188 Don't print comments above each "extern" definition.
1189 * optc-gen.awk: Use var_type in the same way.
1190 * opts.h (cl_var_cond): Rename to...
1191 (cl_var_type): ...this. Add CLVC_STRING.
1192 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
1194 * opts.c (handle_option, option_enabled): Update after above name
1195 change. Cast flag_var before using it. Handle CLVC_STRING.
1197 * config/alpha/alpha.h (alpha_tls_size): Delete.
1198 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
1199 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
1200 (alpha_fptm_string, alpha_mlat_string): Delete.
1201 (alpha_handle_option): Don't set the above variables here. Use the
1202 integer argument to check the validity of -mtls-size=.
1203 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
1204 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
1205 (mtls-size=): Likewise. Convert to a UInteger and initialize the
1208 * config/arc/arc.c (arc_cpu_string, arc_text_string)
1209 (arc_data_string, arc_rodata_string): Delete.
1210 (arc_handle_option): Don't set the above variables here.
1211 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
1212 and initialize them.
1214 * config/arm/arm.c (target_fpu_name, target_fpe_name)
1215 (target_float_abi_name, target_abi_name, structure_size_string)
1216 (arm_pic_register_string): Delete.
1217 (arm_handle_option): Don't set the above variables here, except
1218 in the handling of -mhard-float and -msoft-float.
1219 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
1220 (mpic-register=, mstructure-size-boundary=): Add Var()s.
1222 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
1223 (avr_handle_option): Delete.
1224 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
1227 * config/bfin/bfin.c (bfin_library_id): Delete.
1228 (bfin_handle_option): Don't set it.
1229 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
1231 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
1232 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
1233 (c4x_handle_option): Don't set c4x_rpts_cycles here.
1234 * config/c4x/c4x.opt (mrpts=): Add Var().
1236 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
1237 cris_elinux_stacksize_str here.
1238 * config/cris/aout.opt (melinux-stacksize=): Add Var().
1239 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
1240 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1241 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
1242 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1243 (cris_handle_option): Don't set the above variables here.
1244 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
1245 (max-stackframe=): Add Var()s.
1247 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
1248 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
1249 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
1250 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
1251 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
1252 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
1253 (ix86_handle_option): Don't set the above variables here.
1254 * config/i386/i386.opt (malign-functions=, malign-jumps=)
1255 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
1256 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
1259 * config/ia64/ia64.h (ia64_tls_size): Delete.
1260 * config/ia64/ia64.c (ia64_tls_size): Delete.
1261 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
1262 reading the integer argument from the "value" parameter. Don't
1263 set ia64_tls_size here.
1264 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
1265 Add Var() and Init().
1267 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
1268 (m32r_cache_flush_trap): Delete.
1269 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
1270 (m32r_cache_flush_trap): Delete.
1271 (m32r_handle_option): Don't set the above variables when handling
1272 -mflush-func= and -mflush-trap=.
1273 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
1276 * config/mips/mips.h (mips_cache_flush_func): Delete.
1277 * config/mips/mips.c (mips_arch_string, mips_tune_string)
1278 (mips_cache_flush_func): Delete.
1279 (mips_handle_option): Don't set the above variables when handling
1280 -march=, -mtune= and -mflush-func=.
1281 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
1283 * config/s390/s390.c (s390_arch_string): Delete.
1284 (s390_handle_option): Don't set it here.
1285 * config/s390/s390.opt (march=): Add Var().
1287 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
1288 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
1289 (sparc_handle_option): Don't set it here.
1290 * config/sparc/sparc.opt (mcmodel=): Add Var().
1292 2005-05-25 Roger Sayle <roger@eyesopen.com>
1294 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
1295 call to convert_to_integer by building the NOP_EXPR directly.
1297 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
1299 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
1301 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1302 Jeff Law <law@redhat.com>
1304 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
1305 constant and side_effects of the ADDR_EXPR are consistent.
1307 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
1308 appropriately around calls to recompute_tree_invarant_for_addr_expr.
1310 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1312 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
1313 (s390_function_arg, s390_gimplify_va_arg): Use them.
1314 (s390_register_info): Save only required subset of argument
1315 registers into save area for va_list.
1316 (s390_va_start): Initialize only required elements of va_list struct.
1317 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
1319 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1321 * reload1.c (verify_initial_elim_offsets): Return boolean status
1322 instead of aborting.
1323 (reload): Adapt verify_initial_elim_offsets call site. Restart
1324 main loop if some initial elimination offsets changed.
1326 2005-05-25 Adam Nemet <anemet@lnxw.com>
1328 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
1329 of -mno-svr4-struct-return.
1331 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1333 Fix PR tree-optimization/21705
1335 * tree-ssa-pre.c (in_fre): New static variable.
1336 (create_value_expr_from): Recursively value number reference ops
1338 (can_value_number_call): Temporary restrict only exists for
1341 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
1343 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
1344 sizeof (bitmap *) with sizeof (bitmap).
1346 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1348 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
1351 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1353 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
1356 2005-05-25 Jan Hubicka <jh@suse.cz>
1358 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
1359 * cgraph.c (cgraph_create_node): Reset estimated_growth.
1360 * cgraph.h (cgraph_global_info): Add estimated_growth.
1361 * ipa-inline.c: Include coverage.h
1362 (max_insns, max_count): New static variables.
1363 (cgraph_estimate_size_after_inlining): Cache the result.
1364 (cgraph_estimate_growth):
1365 * passes.c (rest_of_clean_state): Kill coverage_end_function.
1366 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
1367 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
1369 (ipa_passes): Initialize bitmaps.
1371 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1373 * loop-doloop.c: Include "target.h".
1374 (doloop_valid_p): Move tests to function in targhooks.c.
1375 * target.h (struct gcc_target): New target hook
1376 "insn_valid_within_doloop".
1377 * target-def.h: Define default value for "insn_valid_within_doloop".
1378 (TARGET_INITIALIZER): Insert new target hook into initializer.
1379 * targhooks.c (default_insn_valid_within_doloop): New function.
1380 * targhooks.h (default_insn_valid_within_doloop): Declare.
1381 * hooks.c (hook_bool_rtx_true): New function.
1382 * hooks.h (hook_bool_rtx_true): Declare.
1383 * doc/tm.texi: Add documentation for new target hook.
1385 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1388 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
1389 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
1390 (sparc_tls_referenced_p): New prototype.
1391 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
1392 (sparc_expand_move): Look for TLS addresses with constant offsets.
1393 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
1394 tls_symbolic_operand.
1395 (legitimate_pic_operand_p): Likewise.
1396 (legitimate_address_p): Likewise.
1397 (legitimize_address): Likewise.
1398 (sparc_tls_symbol_ref_1): New function.
1399 (sparc_tls_referenced_p): New function.
1400 * config/sparc/predicates.md (tgd_symbolic_operand): Use
1401 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
1402 (tld_symbolic_operand): Likewise.
1403 (tie_symbolic_operand): Likewise.
1404 (tle_symbolic_operand): Likewise.
1406 2005-05-24 DJ Delorie <dj@redhat.com>
1408 * common.opt (-Wattributes): New. Default true.
1409 * doc/invoke.texi (-Wno-attributes): Document.
1411 * attribs.c (decl_attributes): Move warning control from if() to
1413 * c-common.c (handle_packed_attribute): Likewise.
1414 (handle_nocommon_attribute): Likewise.
1415 (handle_common_attribute): Likewise.
1416 (handle_noreturn_attribute): Likewise.
1417 (handle_noinline_attribute): Likewise.
1418 (handle_always_inline_attribute): Likewise.
1419 (handle_used_attribute): Likewise.
1420 (handle_unused_attribute): Likewise.
1421 (handle_const_attribute): Likewise.
1422 (handle_transparent_union_attribute): Likewise.
1423 (handle_constructor_attribute): Likewise.
1424 (handle_destructor_attribute): Likewise.
1425 (handle_mode_attribute): Likewise.
1426 (handle_alias_attribute): Likewise.
1427 (handle_visibility_attribute): Likewise.
1428 (handle_tls_model_attribute): Likewise.
1429 (handle_malloc_attribute): Likewise.
1430 (handle_returns_twice_attribute): Likewise.
1431 (handle_pure_attribute): Likewise.
1432 (handle_deprecated_attribute): Likewise.
1433 (handle_vector_size_attribute): Likewise.
1434 (handle_nothrow_attribute): Likewise.
1435 (handle_cleanup_attribute): Likewise.
1436 (handle_warn_unused_result_attribute): Likewise.
1437 (handle_sentinel_attribute): Likewise.
1438 * c-decl.c (diagnose_mismatched_decls): Likewise.
1439 (start_decl): Likewise.
1440 (grokdeclarator): Likewise.
1441 (start_function): Likewise.
1442 * c-format.c (check_function_format): Likewise.
1443 * stor-layout.c (place_field): Likewise.
1444 (finalize_record_size): Likewise.
1445 * tree.c (handle_dll_attribute)): Likewise.
1446 * varasm.c (default_assemble_visibility): Likewise.
1447 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
1448 (darwin_assemble_visibility): Likewise.
1449 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
1450 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
1451 (arm_handle_isr_attribute): Likewise.
1452 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
1453 (avr_handle_fndecl_attribute): Likewise.
1454 * config/bfin/bfin.c (handle_int_attribute): Likewise.
1455 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
1456 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
1457 (h8300_handle_eightbit_data_attribute): Likewise.
1458 (h8300_handle_tiny_data_attribute): Likewise.
1459 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
1460 (ix86_handle_regparm_attribute): Likewise.
1461 (ix86_handle_struct_attribute): Likewise.
1462 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
1463 (i386_pe_encode_section_info): Likewise.
1464 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1465 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
1466 (ip2k_handle_fndecl_attribute): Likewise.
1467 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
1468 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
1469 (m68hc11_handle_fntype_attribute): Likewise.
1470 (m68hc11_encode_section_info): Likewise.
1471 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1472 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1473 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
1474 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
1475 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
1476 (sh_handle_sp_switch_attribute): Likewise.
1477 (sh_handle_trap_exit_attribute): Likewise.
1478 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
1479 (sh_symbian_handle_dll_attribute): Likewise.
1480 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
1481 (xstormy16_handle_below100_attribute): Likewise.
1482 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1484 * c-common.c (unsigned_conversion_warning): Move warning control
1485 from if() to warning(OPT_*).
1486 (c_common_truthvalue_conversion): Likewise.
1487 (c_do_switch_warnings): Likewise.
1488 * c-decl.c (diagnose_mismatched_decls): Likewise.
1489 (diagnose_mismatched_decls): Likewise.
1490 (define_label): Likewise.
1491 (grokdeclarator): Likewise.
1492 * c-format.c (check_format_info): Likewise.
1493 * c-lex.c (interpret_integer): Likwise.
1494 (lex_string): Likewise.
1495 * c-opts.c (c_common_post_options): Likewise.
1496 * c-parser.c (c_parser_unary_expression): Likewise.
1497 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
1498 (handle_pragma_extern_prefix): Likewise.
1499 * c-typeck.c (build_binary_op): Likewise.
1500 * gcse.c (is_too_expensive): Likewise.
1501 * opts.c (decode_options): Likewise.
1502 * stor-layout.c (place_field): Likewise.
1503 * tree-cfg.c (remove_bb): Likewise.
1505 * c.opt (-Wreturn-type): Add Var(warn_return_type).
1506 * flags.h (warn_return_type): Remove.
1507 * toplev.c (warn_return_type): Likewise.
1509 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1511 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
1512 existence of long long and __int64 before determining their size.
1513 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
1514 * configure, config.h.in: Regenerate.
1516 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1518 * configure: Regenerate.
1520 2005-05-24 Ziemowit Laski <zlaski@apple.com>
1522 * c-common.h (objc_comptypes): Remove prototype.
1523 (objc_compare_types): New prototype.
1524 (objc_volatilized_decl): Likewise.
1525 (objc_type_quals_match): Likewise.
1526 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
1527 objc_volatilize_decl().
1528 * c-typeck.c (comp_target_types): Remove third parameter; do
1529 not call objc_comptypes().
1530 (comptypes): Remove calls to objc_comptypes().
1531 (build_function_call): Extend compatible prototype check to ObjC.
1532 (build_conditional_expr): Adjust call to comp_target_types().
1533 (convert_for_assignment): Call objc_compare_types() instead of
1534 objc_comptypes(); adjust calls to comp_target_types(); call
1535 objc_type_quals_match() before issuing qualifier mismatch
1537 (build_binary_op): Call objc_compare_types() before issuing
1538 pointer mismatch warnings; adjust calls to
1539 comp_target_types().
1540 * stub-objc.c (objc_comptypes): Remove stub.
1541 (objc_compare_types): New stub.
1542 (objc_volatilized_decl): Likewise.
1543 (objc_type_quals_match): Likewise.
1545 2005-05-24 Paolo Carlini <pcarlini@suse.de>
1547 * config/ia64/ia64intrin.h: Define nothing for C++:
1548 overloaded builtins have been ported to C++.
1550 2005-05-24 Jeff Law <law@redhat.com>
1552 * tree-nested.c (build_addr): New "context" argument. Temporarily
1553 set current_function_decl around the call to build the ADDR_EXPR.
1554 (get_static_chain): Pass proper context to build_addr.
1555 (convert_nl_goto_reference): Likewise.
1556 (convert_tramp_reference): Likewise.
1557 (final_nesting_tree_1): Likewise.
1558 * tree-profile.c (tree_gen_interval_profiler): Likewise.
1559 (tree_gen_pow2_profiler): Likewise.
1560 (tree_gen_one_value_profiler): Likewise.
1561 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
1562 * tree.h (build_addr): Update prototype.
1564 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
1566 * tree-flow.h (bb_ann_d): Remove has_escape_site.
1567 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
1568 write to has_escape_site.
1570 2005-05-24 Jeff Law <law@redhat.com>
1572 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
1573 * tree-cfg.c: Include tree-ssa-propagate.h.
1574 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
1577 2005-05-24 Nick Clifton <nickc@redhat.com>
1579 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1580 __NO_FPRS__ when 'f' class registers will not be available.
1582 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1584 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
1586 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
1588 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
1591 2005-05-23 Jeff Law <law@redhat.com>
1593 * tree-ssa-dom.c (cprop_into_stmt): Do not call
1594 recompute_tree_invariant_for_addr_expr here.
1595 (optimize_stmt): Call it here instead and do so if anything
1596 at all has changed in the statement and the RHS is an ADDR_EXPR.
1597 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
1598 needed, call recompute_tree_invariant_for_addr_expr.
1599 * tree-ssa-propagate.c (substitute_and_fold): Call
1600 recompute_tree_invariant_for_addr_expr as needed.
1602 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
1604 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
1605 saving less registers than the replacement.
1607 2005-05-23 Jan Hubicka <jh@suse.cz>
1609 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
1611 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1613 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
1614 * config/sparc/sparc.c (sparc_expand_move): New function.
1615 (sparc_emit_set_const64): Rewrite assert condition on entry.
1616 (legitimate_constant_p) <CONST_VECTOR>: New case.
1617 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
1618 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
1619 movV64, movtf): Use nonimmediate_operand for the first operand.
1620 Rewrite. Only invoke sparc_expand_move.
1621 * config/sparc/predicates.md (input_operand): Reorder tests.
1623 2005-05-23 Jan Beulich <jbeulich@novell.com>
1625 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
1626 missing return statement.
1628 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1630 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
1631 emit_move_insn for moves to TFmode stack slots.
1633 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
1635 * tree-stdarg.c (execute_optimize_stdarg): Handle references
1636 to va_list of the form &va[0].
1638 2005-05-20 Jan Hubicka <jh@suse.cz>
1640 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
1641 * genemit.c (main): Make insn-emit to include basic-block.h too.
1643 2005-05-20 Jan Hubicka <jh@suse.cz>
1645 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
1647 2005-05-19 Richard Henderson <rth@redhat.com>
1649 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
1650 emit_store_conditional): Split out from ...
1651 (alpha_split_atomic_op): ... here.
1652 (alpha_split_compare_and_swap): New; extract from .md file.
1653 (alpha_split_lock_test_and_set): Likewise.
1654 * config/alpha/alpha-protos.h: Update.
1655 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
1656 split code into alpha.c.
1657 (sync_lock_test_and_set<I48MODE>): Likewise.
1659 2005-05-19 Richard Henderson <rth@redhat.com>
1661 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
1663 2005-05-19 Richard Henderson <rth@redhat.com>
1665 * config/i386/sse.md (mulv4si3): Use all register inputs.
1666 (mulv2di3): Likewise.
1668 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
1670 * tree-ssa-loop-ivopts.c (determine_base_object): Use
1671 build_fold_addr_expr to generate trees of correct type.
1672 Use fold_buildN if possible.
1674 2005-05-19 Jan Hubicka <jh@suse.cz>
1676 * basic-block.h (REG_BR_PROB_BASE): Define.
1677 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
1678 (dump_cgraph_node): Dump count.
1679 (cgraph_clone_edge): Rescale counts.
1680 (cgraph_clone_node): Likewise.
1681 * cgraph.h: Include basic-block.h
1682 (cgraph_node): Add count.
1683 (cgraph_edge): Add count and loop_nest.
1684 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
1686 * cgraphunit.c: Kill now redundant inlining comment.
1687 (cgraph_create_edges): Make static, maintain current basic block;
1689 (record_call_1): Fill in new fields.
1690 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1692 (cgraph_decide_recursive_inlining): Likewise.
1693 * rtl.h (REG_BR_PROB_BASE): Kill.
1694 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
1695 (expand_call_inline): Update call of cgraph_create_edge.
1696 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1698 2005-05-19 Nick Clifton <nickc@redhat.com>
1700 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
1701 new rs6000_explicit_options structure.
1703 2005-05-19 Richard Henderson <rth@redhat.com>
1706 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
1707 TFmode code swapping ...
1708 (alpha_emit_xfloating_compare): ... here.
1709 (alpha_emit_setcc): Update to match.
1710 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
1712 2005-05-19 Richard Henderson <rth@redhat.com>
1715 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
1716 memory indirection in local-dynamic case.
1718 2005-05-18 Jie Zhang <jie.zhang@analog.com>
1719 Bernd Schmidt <bernd.schmidt@analog.com>
1721 * config/bfin/bfin.c (branch_dest): Add comment why it's
1723 * config/bfin/bfin.md (attr "length" default): Change the offset of
1724 forward conditional branch of length 4 from 4096 to 4092.
1726 2005-05-19 Jan Beulich <jbeulich@novell.com>
1728 * unwind-compat.c: Include tconfig.h and tsystem.h.
1729 * unwind-dw2-fde-compat.c: Likewise.
1731 2005-05-18 Richard Henderson <rth@redhat.com>
1734 * ifcvt.c (noce_process_if_block): Avoid conversion when the
1735 memory destination is readonly.
1737 2005-05-18 Richard Henderson <rth@redhat.com>
1740 * tree-ssa-operands.c (opf_non_specific): New.
1741 (get_asm_expr_operands): Set it.
1742 (add_call_clobber_ops, add_call_read_ops): Likewise.
1743 (add_stmt_operand): Test it instead of opf_kill_def when
1744 considering unmodifiable variables.
1746 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
1748 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
1750 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
1751 tree-ssa-forwprop.c: Fix comment typos.
1752 * doc/invoke.texi: Fix a typo.
1754 2005-05-18 Richard Henderson <rth@redhat.com>
1756 * config.gcc (powerpc-*-linux*): Include linux64.opt when
1757 including linux64.h.
1759 2005-05-18 Richard Henderson <rth@redhat.com>
1761 * tree-cfg.c (pass_remove_useless): Revert last change.
1762 * tree-optimize.c (init_tree_optimization_passes): Initialize
1763 all_lowering_passes with PROP_gimple_any.
1765 2005-05-18 Devang Patel <dpatel@apple.com>
1767 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
1770 2005-05-18 Richard Henderson <rth@redhat.com>
1772 * tree-ssa-forwprop.c (cfg_changed): New.
1773 (tidy_after_forward_propagate_addr): New.
1774 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
1775 (forward_propagate_addr_into_variable_array_index): Likewise.
1776 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
1779 2005-05-18 Geoffrey Keating <geoffk@apple.com>
1781 * dummy-checksum.c: New.
1782 * genchecksum.c: New.
1783 * c.opt (print_pch_checksum): New flag.
1784 * c-pch.c (struct c_pch_validity): Make much shorter.
1786 (host_machine): Remove.
1787 (target_machine): Remove.
1788 (get_ident): Change PCH version number.
1789 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
1790 Don't put triplets or version string in PCH validity data.
1791 Do put the compiler checksum in the validity data.
1792 (c_common_valid_pch): Don't check triplets or version string. Do
1794 (c_common_print_pch_checksum): New.
1795 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
1796 Print fingerprint with -v.
1797 * c-common.h (c_common_print_pch_checksum): New.
1798 (executable_checksum): New.
1799 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
1800 (cc1-dummy): New rule.
1801 (cc1-checksum.c): New rule.
1802 (cc1-checksum.o): New rule.
1803 (cc1): Add checksum support.
1804 (build/genchecksum): New.
1805 (build/genchecksum.o): New.
1806 (dummy-checksum.o): New.
1807 (genobjnames): Add genchecksum.o.
1808 (mostlyclean): Remove *-checksum.c.
1809 (gnucompare): Add libgcc to list of directories checked.
1810 Make comparison problems in libgcc/ and with checksum files only
1812 * doc/invoke.texi (Precompiled Headers): Remove caution.
1813 Document that it must be the exact same binary. Add a few
1814 known-safe flags to the list.
1816 * rs6000/predicates.md (fix_trunc_dest_operand): New.
1817 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
1818 Check that a memory operand is valid before trying to use it.
1820 * tree-cfg.c (pass_remove_useless): This pass works on trees.
1822 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
1824 * tree.c (build1_stat): Don't try to handle two-operand
1827 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
1829 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
1830 * config/sh/sh.h: Update mask names throughout.
1831 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
1832 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
1833 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
1834 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
1835 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
1836 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
1837 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
1838 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
1839 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
1840 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
1841 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
1842 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
1843 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
1844 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
1845 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
1846 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
1847 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
1848 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
1849 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
1850 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
1851 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
1852 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
1853 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
1854 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
1855 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
1856 (SUBTARGET_SWITCHES): Delete.
1857 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
1858 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
1859 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
1860 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
1861 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
1862 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
1863 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
1864 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
1865 (SUPPORT_SH3): Likewise SUPPORT_SH2.
1866 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
1867 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
1869 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
1870 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
1871 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
1872 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
1873 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
1874 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
1875 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
1876 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
1877 (SUPPORT_ANY_SH5): New macros.
1878 (TARGET_NONE): Replace with...
1879 (MASK_ARCH): ...this new macro.
1880 * config/sh/elf.h: Update mask names
1881 * config/sh/linux.h: Likewise.
1882 * config/sh/little.h: Likewise.
1883 * config/sh/netbsd-elf.h: Likewise.
1884 * config/sh/symbian-pre.h: Likewise.
1885 * config/sh/sh.c (sh_handle_option): New function.
1886 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1887 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
1888 (sh_target_switches, target_switches): Delete.
1889 (sh_pch_valid_p): Check for specific differences in the target_flags
1891 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
1892 * config/sh/sh.opt: New file.
1894 2005-05-18 Richard Henderson <rth@redhat.com>
1897 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
1898 small_addr_symbolic_operand.
1900 2005-05-18 Jeff Law <law@redhat.com>
1902 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1903 propagate an ADDR_EXPR if the definition and use sites are
1904 in different EH regions.
1906 2005-05-18 Ian Lance Taylor <ian@airs.com>
1908 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
1911 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1913 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
1915 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1917 Fix PR tree-optimization/21407
1919 * tree-ssa-operands.c (note_addressable): Change
1920 COMPONENT_REF handling in response to aliasing
1923 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1925 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
1926 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
1927 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
1928 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
1929 the default on Solaris too.
1931 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
1933 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
1936 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1938 * timevar.def (TV_SCEV_CONST): New timevar.
1939 * tree-optimize.c (init_tree_optimization_passes): Add
1941 * tree-pass.h (pass_scev_cprop): Declare.
1942 * tree-scalar-evolution.c (scev_const_prop): New function.
1943 * tree-scalar-evolution.h (scev_const_prop): Declare.
1944 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
1946 * tree-cfg.c (replace_uses_by): Export.
1947 * tree-flow.h (replace_uses_by): Declare.
1949 2005-05-17 Ziemowit Laski <zlaski@apple.com>
1950 Mike Stump <mrs@apple.com>
1952 Yet more Objective-C++...
1954 * c-common.h (objc_finish_try_stmt): Add.
1955 (objc_build_synchronized): Add.
1956 (objc_generate_write_barrier): Add.
1957 * stub-objc.c (objc_build_synchronized): Add return value.
1958 (objc_finish_try_stmt): Likewise.
1959 (objc_generate_write_barrier): Add.
1961 * c-common.h (objc_rewrite_function_call): Add.
1962 * c-typeck.c (build_function_call): Allow objc to rewrite
1964 (build_modify_expr): Allow objc to generate write barriers.
1965 * c.opt (Wassign-intercept): Add.
1966 (Wstrict-selector-match): Add.
1967 (fobjc-call-cxx-cdtors): Add.
1968 (fobjc-direct-dispatch): Add.
1970 * dbxout.c (get_lang_number): Add Objective-C++ support.
1971 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
1972 (-Wstrict-selector-match): Likewise.
1973 (-fobjc-direct-dispatch): Likewise.
1974 (-Wassign-intercept): Likewise.
1975 (Overall Options): Likewise.
1976 * gengtype.c (get_output_file_with_visibility): Likewise.
1977 * stub-objc.c (objc_rewrite_function_call): Add.
1978 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
1980 * c-common.c (flag_objc_exceptions): Remove.
1981 (flag_objc_sjlj_exceptions): Remove.
1982 * c-decl.c (objc_mark_locals_volatile): Don't change decls
1983 that are already ok.
1984 * c-opts.c (c_common_handle_option, case
1985 OPT_fobjc_exceptions): Remove.
1986 (case OPT_fobjc_sjlj_exceptions): Remove
1987 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
1988 (fobjc-exceptions): Likewise.
1989 (fobjc-sjlj-exceptions): Likewise.
1990 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
1991 (OFFS_ASSIGNIVAR_FAST): Add.
1993 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1995 * config/sparc/sparc.md (movhi): Do not test constness
1996 of operand #1 twice.
1998 (movdi): Unconditionally accept zero as second operand
1999 when the first is memory.
2000 (movdi_insn_sp32): Handle above case.
2001 (DImode splitter): Use predicates.
2002 (DImode splitter): Use const_zero_operand predicate.
2003 (movsf_insn): Swap 2 alternatives.
2005 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2007 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2008 expand_simple_operations to bases of the ivs.
2009 (tree_int_cst_sign_bit): Export.
2010 * tree-flow.h (expand_simple_operations): Declare.
2011 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2012 tree_int_cst_sign_bit.
2013 (expand_simple_operations): Export.
2014 * tree.h (tree_int_cst_sign_bit): Declare.
2016 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2018 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2020 (replace_uses_by): New function.
2021 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2022 * tree-flow.h (fold_stmt_inplace): Declare.
2023 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2024 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2025 info after cfg cleanup.
2027 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2029 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2030 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2033 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2035 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2036 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2037 * timevar.c (timevar_ggc_mem_total): New variable.
2038 (GGC_MEM_BOUND): New constant.
2039 (get_time): Record ggc memory status.
2040 (timevar_accumulate): Accumulate amount of ggc memory.
2041 (timevar_print): Print consumption of ggc memory.
2042 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2043 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2044 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2045 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2046 (timevar_ggc_mem_total): Declare.
2048 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2050 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2053 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2055 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2057 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2058 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2059 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2060 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2061 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2062 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2063 "s<rcond>" and "s<ocond>".
2064 ("b<ocond:code>", "*b<ocond:code>_reversed")
2065 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2066 output statement section.
2068 2005-05-17 Roger Sayle <roger@eyesopen.com>
2070 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2072 2005-05-17 Steven Bosscher <stevenb@suse.de>
2073 Stuart Hastings <stuart@apple.com>
2074 Jan Hubicka <jh@suse.cz>
2075 Dale Johannesen <dalej@apple.com>
2077 * cgraph.h (cgraph_node): Add 'lowered' state.
2078 (cgraph_lower_function): Declare.
2079 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2080 (cgraph_lower_function): New function.
2081 (cgraph_create_edges): Deal with lowered function bodies.
2082 (verify_cgraph_node): Likewise.
2083 (cgraph_analyze_function): Do lowering job.
2084 (cgraph_build_static_cdtor): Likewise.
2085 * function.h (struct function): Add saved_eh and saved_cfg.
2086 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2087 * tree-cfg.c (fold_cond_expr_cond): Export.
2088 * tree-flow.h (fold_cond_expr_cond): Declare.
2089 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2091 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2092 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2093 callee_cfun, block, eh_region, eh_region_offset.
2094 (inlining_p): New predicate.
2095 (remap_decl): Update for new inline_data; declare newly created inline
2096 vars in low gimple way.
2097 (copy_body_r): Update for new datastructure, simplify some of handling
2098 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2099 deal with RESX_EXPRs.
2101 (copy_edges_for_bb): Likewise.
2102 (remap_decl_1): New.
2103 (copy_cfg_body): New.
2104 (copy_generic_body): Rewrite to work on low gimple.
2105 (copy_body): Turn into simple wrapper around copy_cfg_body.
2106 (setup_one_parameter): Insert new statements into given basic block.
2107 (initialize_initialized_parameters): Likewise, reorganize way things are
2109 (declare_return_variable): Update for new inline data datastructure.
2110 (inline_forbidden_p): Work on low gimple.
2111 (estimate_num_insns): Likewise.
2112 (expand_call_inline): Work on CFG.
2113 (push_cfun, pop_cfun): New functions.
2114 (cfun_stack): New stack.
2115 (add_lexical_block): New function.
2116 (gimple_expand_calls_inline): Work on basic block.
2117 (optimize_inline_calls): Likewise.
2118 (clone_body, save_body, unsave_ewpr_now): Update for new
2120 (declare_inline_vars): Work on block instead of bind_expr.
2121 (inlining_p): New predicate.
2122 * tree-inline.h (push_cfun, pop_cfun): Declare.
2123 * tree-optimize.c: Include except.h
2124 (all_lowering_passes): New variable.
2125 (execute_fixup_cfg, pass_fixup_cfg): New pass.
2126 (init_tree_optimization_passes): Move some to all_lowering_passes.
2127 (tree_lowering_passes): New function.
2128 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
2129 * tree-pass.h (tree_lowering_passes): Declare
2131 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2133 * unwind-dw2-fde-darwin.c: Include tsystem.h.
2135 2005-05-17 Jeff Law <law@redhat.com>
2137 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
2138 * tree-ssa-forwprop.c: Include langhooks.h.
2139 (forward_propagate_addr_expr_into_variable_array_index): New.
2140 (forward_propagate_addr_expr): New.
2141 (tree_ssa_forward_propagate_single_use_vars): Loop over all
2142 the statements in the block instead of just the last statement.
2143 Call forward_propagate_addr_expr as needed.
2144 (pass_forwprop): Update the SSA graph after forward propagation is
2147 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2149 * unwind-dw2-fde-glibc.c (base_from_cb_data,
2150 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
2152 * unwind-dw2-fde.c (__deregister_frame_info_bases,
2153 base_from_object, fde_split, end_fde_sort): Likewise.
2154 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
2155 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
2156 uw_init_context_1): Likewise.
2157 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
2158 _Unwind_Resume_or_Rethrow): Likewise.
2159 * unwind-pe.h (__gxx_abort): Do not define.
2160 (size_of_encoded_value, base_of_encoded_value,
2161 read_encoded_value_with_base): Use gcc_unreachable.
2162 * unwind.h (_Unwind_GetTextRelBase): Likewise.
2164 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2166 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
2167 (cfi_end): New macros.
2168 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
2169 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
2170 an eight byte stack frame.
2171 (__NR_tkill): Define.
2172 (__div0): Use gettid tkill on GNU/Linux.
2173 (_arm_return): Add CFI.
2174 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2176 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2178 * configure.ac: Remove spaces around assignment to
2180 * configure: Regenerated.
2182 2005-05-17 David Edelsohn <edelsohn@gnu.org>
2184 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
2185 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
2187 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
2188 Modify aix_struct_return variable, not target_flags.
2189 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
2190 (rs6000_return_in_memory): Test aix_struct_return.
2191 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
2192 independent variable. Report mxl-compat.
2194 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
2196 * config/bfin/bfin.md (eh_return): Add missing DONE.
2198 2005-05-17 Ian Lance Taylor <ian@airs.com>
2200 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
2202 (mode_attr_index): Remove check for defined attribute. Remove
2203 infile parameter. Change all callers.
2204 (apply_mode_maps): Add unknown parameter. Change caller. Always
2205 return after finding attribute.
2206 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
2208 (apply_macro_traverse): Set mtd->unknown_mode_attr.
2209 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
2210 attribute used for a mode.
2212 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2214 * tree-ssa-math-opts.c: New file.
2216 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2218 * tree-ssa-math-opts.c: New file.
2220 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2222 * Makefile.in: Add tree-ssa-math-opts.c.
2223 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
2224 * fold-const.c (distribute_real_division): New.
2225 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
2226 * tree-pass.h (pass_cse_reciprocals): New.
2227 * tree-optimize.c (init_tree_optimization_passes): Run it.
2228 * doc/passes.texi: Document the new pass.
2230 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
2233 * builtins.c (fold_builtin_constant_p): Handle
2234 &"string cst"[0] as constant.
2236 2005-05-17 Richard Henderson <rth@redhat.com>
2238 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
2240 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2243 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
2244 src2 if src2 has been split.
2246 PR tree-optimization/21610
2247 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
2248 returning DECL, call unshare_expr.
2250 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2252 * config/cris/cris.md: Unquote preparation and output statements.
2253 (BWD, WD, BW): New, mode-macros.
2254 (S, s, m, mm, nbitsm1): New, mode-attrs.
2255 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
2256 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
2258 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
2259 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
2260 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
2262 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
2263 ("movdi"): Move misplaced head comment regarding necessity of
2264 movdi from movsi to here.
2265 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
2267 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
2268 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
2269 "*mov_sideqi_biap_mem".
2270 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
2272 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
2273 "*clear_sidehi_biap" and "*clear_sideqi_biap".
2274 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
2275 and "*clear_sideqi".
2276 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
2277 "*ext_sidehisi_biap".
2278 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
2280 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
2281 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
2282 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
2283 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
2284 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
2286 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
2287 "*op_sidehi_biap" and "*op_sidesi_biap".
2288 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
2290 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
2291 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
2292 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
2293 "*op_swap_sidehi" and "*op_swap_sidesi".
2294 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
2295 in the N alternative of "subqi3".
2296 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
2297 "*extophisi_side_biap".
2298 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
2300 ("*extop<mode>si_swap_side_biap"): Replace
2301 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
2302 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
2303 "*extophisi_swap_side".
2304 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
2305 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
2307 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
2308 "mulqihi3", "mulhisi3" and "mulhisi3".
2309 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
2310 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
2312 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
2313 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
2314 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
2315 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
2316 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
2317 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
2318 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
2319 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
2320 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
2321 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
2322 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
2323 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
2325 ("abs<mode>2"): Replace "abshi2" and "absqi2".
2326 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
2328 ("b<ocond>"): Replace "bgt" and "ble".
2329 ("b<rcond>"): Replace "blt" and "bge".
2330 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
2331 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
2333 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
2335 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
2337 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
2339 ("s<rcond>"): Replace "sge" and "slt".
2340 ("s<ocond>"): Replace "sgt" and "sle".
2341 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
2342 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
2343 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
2344 clear.w [rx=rx+i] and clear.b [rx=rx+i].
2346 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2348 * varasm.c (struct constant_descriptor_tree): Add hash field.
2349 (const_desc_hash): Just return hash field.
2350 (const_desc_eq): If hash values are different, return 0 immediately.
2351 (output_constant_def): Compute hash field of temporary key, use
2352 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
2353 newly built constant descriptor.
2354 (lookup_constant_def): Compute hash field of temporary key, use
2355 htab_find_with_hash instead of htab_find.
2357 2005-05-16 Richard Henderson <rth@redhat.com>
2359 * config/i386/sse.md (mulv4si3): New.
2361 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2363 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
2364 tests for noncanonical versions of reg+constant and
2367 2005-05-16 Richard Henderson <rth@redhat.com>
2368 Steven Bosscher <stevenb@suse.de>
2371 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
2372 maybe_clean_eh_stmt; take old stmt parameter. Update EH
2373 region data structure to match replacement.
2374 * tree-flow.h: Update to match.
2375 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2376 * tree-ssa-dom.c (optimize_stmt): Likewise.
2377 * tree-ssa-pre.c (eliminate): Likewise.
2378 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
2380 2005-05-16 Caroline Tice <ctice@apple.com>
2382 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
2383 internal_error with gcc_assert.
2384 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
2385 * function.h (struct function): Remove space between "*" and
2387 * varasm.c (initialize_cold_section_name): Add gcc_assert;
2388 modify to use alloca.
2389 (unlikely_text_section): Add check for flag_function_sections.
2390 (assemble_start_function): Move call to resolve_section, so it
2391 comes before first call to unlikely_text_section.
2392 (assemble_end_function): Add test and call to function_section
2395 2005-05-16 Roger Sayle <roger@eyesopen.com>
2397 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
2398 instead of build_binary_op when performing code transformations
2399 to avoid error messages about constructs not it the user's code.
2401 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2403 * tree-ssa-pre.c: Fix a comment typo.
2405 2005-05-16 Richard Henderson <rth@redhat.com>
2408 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
2409 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
2410 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
2411 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
2412 add_tprel22): Remove mode from symbolic operand.
2414 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2416 * optc-gen.awk: Include intl.h after the externally-provided files.
2418 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2420 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
2421 folding a COND_EXPR_COND in a nondestructive manner.
2423 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
2425 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
2426 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
2427 New values for vec_select definitions and bitmask for element
2430 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2432 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
2433 Change the type to VEC(rtx,gc)*.
2434 (mem_loc_descriptor, add_const_value_attributes,
2435 dwarf2out_init): Adjust uses of used_rtx_varray.
2437 * tree-data-ref.c (compute_all_dependences): Change the type
2438 of dependence_relations to VEC(ddr_p,heap)**.
2439 (compute_data_dependences_for_loop): Change the type of
2440 allrelations to VEC(ddr_p,heap)*.
2442 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2444 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
2445 system.h, coretypes.h and tm.h.
2446 (options.o): Update dependencies accordingly.
2447 * optc-gen.awk: Allow header_name to be a list of filenames.
2448 Handle the "Condition" flag.
2449 * opts.h (CL_DISABLED): New flag.
2450 * opts.c (handle_option): Print an error for CL_DISABLED options.
2451 * doc/options.texi: Document the "Condition" option flag.
2453 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
2455 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2457 2005-05-15 Roger Sayle <roger@eyesopen.com>
2459 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
2460 check for TREE_OVERFLOW on INTEGER_CST trees.
2461 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
2462 CONSTANT_CLASS_P tree nodes.
2464 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
2467 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2469 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
2471 Fix PR tree-optimization/21576
2473 * tree-ssa-pre.c (expression_node_pool): New pool.
2474 (comparison_node_pool): Ditto.
2475 (list_node_pool): Ditto.
2476 (pool_copy_list): New function.
2477 (phi_translate): Handle CALL_EXPR.
2478 (valid_in_set): Ditto.
2479 (create_expression_by_pieces): Ditto.
2480 (insert_into_preds_of_block): Ditto.
2481 (insert_aux): Ditto.
2482 (compute_avail): Ditto.
2483 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
2484 (can_value_number_call): New function.
2485 (find_leader): Update comment.
2486 (init_pre): Create new pools.
2487 (fini_pre): Free new pools.
2488 (pass_pre): Add TODO_update_ssa for the future when we are going
2490 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
2491 (set_value_handle): Ditto.
2492 (get_value_handle): Ditto.
2494 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
2496 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
2498 2005-05-15 Andreas Jaeger <aj@suse.de>
2500 * gcc.c (pfatal_pexecute): Remove unused local function.
2502 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
2504 * optc-gen.awk: Remove excess indentation.
2505 * opth-gen.awk: Likewise.
2507 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
2509 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
2510 of basic_block_info. Call init_flow and find_basic_blocks
2511 before dbr_schedule if needed.
2513 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2515 * tree-optimize.c (init_tree_optimization_passes): Move
2516 pass_cd_dce in place of the last pass_dce.
2518 PR tree-optimization/21563
2519 * tree-vrp.c (compare_value): Return boolean_false_node when
2520 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
2521 strictly larger than CST.
2523 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
2524 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2526 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
2528 (rev_cond_name) Likewise.
2529 (vax_float_literal) Likewise.
2530 * config/vax/vax.md: Likewise.
2532 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2534 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
2535 registers and use them (specifically the stack pointer).
2536 * config/vax/vax.h: Use above defines right here.
2538 * config/vax/vax.c: (override_options) Remove 'register' keyword.
2539 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
2540 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
2542 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
2543 mostly removal of trailing spaces...
2544 * config/vax/vax-modes.def: Remove trailing whitespace.
2546 * config/vax/elf.h: Update whitespace.
2548 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2551 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2552 * fold-const.c (fold_indirect_ref_1): Avoid removing
2553 NOP_EXPRs with type qualifiers like const.
2555 2005-05-14 Jan Hubicka <jh@suse.cz>
2557 Patch by Richard Henderson:
2558 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2559 Handle RESX expressions properly.
2561 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
2562 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
2563 (remove_stmt_from_eh_region_fn): Likewise.
2565 * tree-cfg.c (execute_warn_function_return): Break out noreturn
2567 (execute_warn_function_noreturn): ... here.
2568 (pass_warn_function_noreturn): New pass.
2569 * tree-pass.h (pass_warn_function_noreturn): Declare
2570 * tree-optimize.c (init_tree_optimization_passes): Move return
2571 warnings early and add noreturn warnings at place of previous
2574 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2576 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
2577 root_var_init, type_var_init): Use VEC instead of VARRAY.
2578 * tree-ssa-live.h (tree_partition_associator_d): Change the
2579 type of trees to VEC(tree,heap)*.
2580 (tpa_tree): Use VEC instead of VARRAY.
2582 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2584 * fold-const.c (div_if_zero_remainder): New function.
2585 (try_move_mult_to_index): Use it.
2587 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2589 * tree-eh.c (leh_tf_state): Change the type of dest_array to
2591 (maybe_record_in_goto_queue, lower_try_finally_onedest,
2592 lower_try_finally_copy, lower_try_finally_switch,
2593 lower_try_finally): Use VEC instead of VARRAY.
2595 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
2597 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
2598 comment regarding defined register classes.
2599 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
2601 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2603 * tree-optimize.c (init_tree_optimization_passes): Move
2604 pass_merge_phi before the first pass_dominator.
2606 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
2608 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
2611 2005-05-13 Josh Conner <jconner@apple.com>
2613 * config/arm/arm.c (arm_size_return_regs): New.
2614 (thumb_unexpanded_epilogue): replace in-line calculation
2615 of return registers with call to arm_size_return_regs.
2616 (use_return_insn): Include test of which registers are
2617 being used to hold return values, to accommodate
2618 vector return values.
2620 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
2622 * config/rs6000/sysv4.opt (mlittle): Handle.
2624 * config/rs6000/rs6000.c (rs6000_handle_option): Set
2625 target_flags_explicit when appropriate.
2627 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2629 PR middle-end/20714:
2630 * optabs.c (no_conflict_data): New struct.
2631 (no_conflict_move_test): New function.
2632 (emit_no_conflict_block): Use it.
2634 2005-05-13 Adam Nemet <anemet@lnxw.com>
2636 * doc/invoke.texi (Debugging Options): Option
2637 -fdump-translation-unit only works with C++ now.
2639 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2641 Replace calls to abort in CRIS port.
2642 * config/cris/cris.h (CRIS_ASSERT): New macro.
2643 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
2644 internal_error instead of abort.
2645 ("movsi"): Ditto. Unquote preparation statement section.
2646 ("call", "call_value"): Ditto, but use gcc_assert where
2647 appropriate. Tweak comments.
2648 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
2650 (cris_op_str): Call internal_error, not abort.
2651 (cris_print_operand): Tweak "abort" reference to "die" in comment.
2652 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
2653 (cris_notice_update_cc): Call internal_error, not abort.
2654 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
2655 (cris_emit_movem_store, cris_asm_output_symbol_ref)
2656 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
2657 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
2658 ENABLE_CHECKING-guarded abort call.
2659 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
2660 Use internal_error at end of test-chain.
2662 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2664 PR rtl-optimization/20769:
2665 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
2666 pattern emitted by expand_nl_goto_receiver.
2668 PR middle-end/20793:
2669 * integrate.c (allocate_initial_values): Update register liveness
2672 2005-05-13 Josh Conner <jconner@apple.com>
2674 * arm.c (arm_return_in_memory): Add handling for vector return types.
2676 2005-05-13 David Ung <davidu@mips.com>
2678 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
2680 * config/mips/mips.c: Add 4km alias.
2681 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
2682 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
2685 2005-05-13 Jan Hubicka <jh@suse.cz>
2687 * c-decl.c (finish_function): Suppress "control reaches end of
2688 non-void function" when "no return statement in function
2689 returning non-void" is issued.
2691 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
2692 * tree-optimize.c (pass_gimple): Kill.
2693 (init_tree_optimization_passes): Kill pass_gimple.
2694 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
2695 * tree-dump.c (dump_files): Rename .generic to .gimple.*
2697 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2699 PR rtl-optimization/20756:
2700 * basic-block.h (PROP_DEAD_INSN): Define.
2701 * flow.c (propagate_one_insn): Set during mark_set_regs call
2703 (mark_set_1): Emit a clobber when we are about to delete a dead insn
2704 that kills a live register.
2706 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
2708 * config/s390/s390.md: ("DBL"): New mode attribute.
2709 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
2710 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
2711 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
2713 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
2715 * c-format.c (check_format_arg): Handle string literals of
2716 the form &"string"[offset].
2718 * g++.dg/warn/format4.C: New testcase.
2720 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
2722 * config/mips/3000.md, config/mips/4000.md,
2723 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
2724 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
2725 config/mips/generic.md, config/pdp11/pdp11.md,
2726 config/sh/crt1.asm, config/sh/lib1funcs.asm,
2727 config/sh/sh-modes.def, config/sh/sh-protos.h,
2728 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
2730 2005-05-13 Richard Henderson <rth@redhat.com>
2732 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
2733 addition to move unless dest is a register. Do not skip
2734 instantiation in dest on addition simplification.
2736 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2738 * config/cris/cris.c (cris_print_operand) <case 'H'; case
2739 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
2740 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
2742 2005-05-13 Jan Hubicka <jh@suse.cz>
2744 * basic-block.h (FOR_ALL_BB_FN): New macro.
2745 (init_flow): Initialize cfg structure.
2746 * function.c (allocate_struct_function): Do not initialize cfg structure.
2747 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
2748 (build_tree_cfg): ... here.
2749 * tree-flow.h (init_empty_tree_cfg): Declare.
2751 2005-05-12 Steven Bosscher <stevenb@suse.de>
2753 Fix PR tree-optimization/21520
2754 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
2755 to attempt to fold constants.
2757 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2759 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
2760 only when TARGET_ADJUST_UNROLL_MAX is defined.
2761 (general_movsrc_operand): Use the C style comment.
2762 (ua_offset): Use prototype.
2764 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
2766 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
2767 (struct hmr_data, hoist_memory_reference, memref_del,
2768 struct fmrv_data): Removed.
2769 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
2770 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
2772 (find_more_ref_vops): Traverse the list of memory references.
2773 (determine_lsm_loop): Work with the list of memory references instead
2774 of traversing the hashtable.
2776 2005-05-12 Steven Bosscher <stevenb@suse.de>
2777 Stuart Hastings <stuart@apple.com>
2778 Jan Hubicka <jh@suse.cz>
2780 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
2781 duplicate_eh_regions): New functions, based on old
2782 implementation removed with RTL inliner.
2783 (reachable_next_level): Modify behaviour pre-inline.
2784 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
2786 * function.h (struct function): Add after_inlining flag.
2787 * tree-optimize.c (tree_rest_of_compilation): Set it.
2788 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
2790 * tree-cfg.c (label_to_block_fn): Deal with cases where
2791 label was never insterted into code.
2793 2005-05-12 Zack Weinberg <zack@codesourcery.com>
2795 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
2797 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
2799 Fix PR tree-optimization/21532
2800 * tree-ssa-pre.c (create_expression_by_pieces): stmt
2801 needs to go onto the inserted_exprs list.
2803 2005-05-12 Ian Lance Taylor <ian@airs.com>
2805 * c-common.h (statement_code_p): Don't declare.
2806 (STATEMENT_CODE_P): Don't define.
2807 (INIT_STATEMENT_CODES): Don't define.
2808 * c-common.c (statement_code_p): Don't define.
2810 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2812 * config/sparc/sparc.h: Remove dead code.
2813 * config/sparc/sparc.c (sparc_compute_frame_size): Use
2814 FIRST_PARM_OFFSET for the size of the register window area.
2815 (emit_save_regs): Rename into emit_save_or_restore_regs.
2816 Add 'action' parameter. Use 4095 as upper bound for the offset.
2817 Pass 'action' to save_or_restore_regs.
2818 (emit_restore_regs): Delete.
2819 (sparc_expand_prologue): Call emit_save_or_restore_regs.
2820 (sparc_expand_epilogue): Likewise.
2821 * config/sparc/sparc.md (mode macro P): Move.
2822 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
2823 (mov<V32:mode> expander): Move to the top of the V32 section.
2824 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
2825 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
2826 (sibcall_epilogue): Move.
2828 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2831 * arm.c (arm_gen_constant): Sign-extend intermediate values when
2832 synthesizing a constant of the difference of two immediates.
2834 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2836 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
2837 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
2838 the alternatives using integer registers into the appropriate
2841 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2843 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
2844 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
2845 * bitmap.h: Fixed comments.
2847 2005-05-11 Richard Henderson <rth@redhat.com>
2850 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
2851 (ia64_cannot_force_const_mem): New.
2852 (tls_symbolic_operand_type): New.
2853 (ia64_legitimate_constant_p): New.
2854 (ia64_expand_load_address): Return true on success. Improve
2855 checks for when we should not split.
2856 (ia64_expand_tls_address): New addend operand. Distribute it
2857 as appropriate to the tls_kind. Delay referencing gp.
2858 (ia64_expand_move): Split symbolic addend as necessary. Handle
2859 tls symbols with addends.
2860 * config/ia64/ia64-protos.h: Update.
2861 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
2862 p0, f0, f1, and r13.
2863 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
2864 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
2865 (symbolic_operand splitter): Pass everything through
2866 ia64_expand_load_address and FAIL or DONE as appropriate.
2867 (load_fptr): Only accept after reload.
2868 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
2869 load_symptr_low, load_ltoff_dtpmod,
2871 (load_dtprel): Only accept tls symbols.
2872 (load_dtprel64, load_dtprel22): Likewise.
2873 (load_tprel, load_tprel64, load_tprel22): Likewise.
2874 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
2875 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
2876 (add_dtprel14, add_dtprel22): Likewise.
2877 (add_tprel, add_tprel14, add_tprel22): Likewise.
2878 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
2879 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
2880 (got_symbolic_operand): Check CONST offsets.
2881 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
2882 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
2883 (move_operand): Don't handle tls here. Check CONST offsets.
2885 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2887 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
2888 Remove hilo_operand check.
2889 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
2890 * config/mips/predicates.md (hilo_operand): Delete.
2892 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2894 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
2896 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2898 PR tree-optimizer/18472
2899 * tree-if-conv.c (tree_if_convert_stmt,
2900 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
2902 2005-05-11 Jan Hubicka <jh@suse.cz>
2904 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
2905 (GTFILES): add except.h.
2906 * except.c (eh_status): Add throw_stmt_table.
2907 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
2908 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
2909 lookup_stmt_eh_region_fn): Declare.
2910 (throw_stmt_node): New structure.
2911 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
2912 * gengtype.c (open_base_files): Add except.h to inlines.
2913 * tree-eh.c (throw_stmt_node): Kill.
2914 (record_stmt_eh_region): Update.
2915 (add_stmt_to_eh_region_fn): Break out from ...
2916 (add_stmt_to_eh_region): ... here.
2917 (remove_stmt_from_eh_region_fn): Break out from ...
2918 (remove_stmt_from_eh_region): ... here.
2919 (lookup_stmt_eh_region_fn): Break out from ...
2920 (lookup_stmt_eh_region): ... here.
2921 (honor_protect_cleanup_actions): Use build_resx.
2922 (lower_try_finally_onedest): Likewise.
2923 (lower_try_finally_copy): Likewise.
2924 (lower_try_finally_switch): Likewise.
2925 (lower_eh_constructs): Update eh table construction.
2926 * tree.c (build_resx): New.
2927 * tree.h (build_resx): Declare.
2929 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
2931 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
2934 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2936 * fold-const.c, libgcov.c: Fix comment typos.
2938 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
2941 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
2943 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2944 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
2946 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
2948 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
2951 * crtstuff.c: Include auto-host.h again, for now.
2953 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2955 * config/mips/24k.md: Remove trailing whitespace.
2957 2005-05-11 David Ung <davidu@mips.com>
2959 * config/mips/mips.md (type): Add imul3.
2960 (length, hazard, may_clobber_hilo): Check for imul3.
2961 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
2962 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
2963 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
2964 for a 3 operand mul and its bypasses.
2965 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
2966 * config/mips/4000.md (r4k_imul): Likewise.
2967 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
2968 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
2969 (vr4130_muldi): Likewise.
2970 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
2971 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
2972 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
2973 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
2974 (ir_vr54_imadd_si): Likewise.
2975 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
2976 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
2977 (rm7_impy_di): Likewise.
2978 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
2979 * config/mips/generic.md (generic_imul): Likewise.
2980 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
2981 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
2983 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
2985 PR middle-end/20371:
2986 * tree.h (record_layout_info_s): New member prev_packed.
2987 * stor-layout.c (update_alignment_for_field): Fix comment about
2988 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
2989 we start it properly aligned.
2990 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
2991 to update_alignment_for_field, and recompute it afterwards using
2992 the alignment of the record.
2993 When a packed bitfield precedes an MS bitfield, don't add padding
2994 at the end of the packed bitfield on behalf of the base type of
2995 the packed bit field.
2996 Don't adjust rli->bitpos at the end
2997 of an MS bitfield run if we already adjusted bitpos/offset for an
2998 alignment as large or larger than the bitfield type size.
2999 Take possible record alignment > BIGGEST_ALIGNMENT into account
3000 when calculating actual_align.
3001 Only put packed buit fields into rli->prev_field if they end up
3003 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3004 Update rli->remaining_in_alignment when we have already started a
3005 run of bit fields and we process a packed bit field.
3007 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3009 * tree-data-ref.c (find_data_references_in_loop): Give up when
3010 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3011 may embed arbitrary side effects.
3012 Remove the assumption that GIMPLE form contains a single array
3013 access per statement.
3014 When the statement contains virtual operands, fail if it is not
3015 a MODIFY_EXPR or a CALL_EXPR.
3016 Return after the dont know node is inserted.
3018 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3020 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3022 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3025 PR tree-optimization/19639
3026 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3027 and generic summands for char* as s * delta, too, folding &a[i]
3028 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3029 for comparison of steps. Convert types for index addition.
3030 (fold_binary): Adjust the callers to always dispatch to
3031 try_move_mult_to_index.
3032 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3033 expr with non-gimple ARRAY_REF offset.
3035 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3037 * fold-const.c (fold_indirect_ref_1): Avoid removing
3038 NOP_EXPRs with type qualifiers like const.
3040 2005-05-11 Richard Henderson <rth@redhat.com>
3043 * c-decl.c (finish_decl): Propagate the completed array type of
3044 a global variable into the binding.
3046 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3048 * Makefile.in (gtype-desc.o, build/genautomata.o)
3049 (build/varray.o): Depend on $(VARRAY_H).
3051 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3053 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3054 optimization passes to do an initial batch of scalar cleanups.
3056 2005-05-10 Ian Lance Taylor <ian@airs.com>
3058 * read-rtl.c (struct macro_traverse_data): Define.
3059 (map_attr_string): New static function, broken out of
3060 apply_macro_to_string.
3061 (mode_attr_index, apply_mode_maps): New static functions.
3062 (apply_macro_to_string): Call map_attr_string.
3063 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3065 (apply_macro_traverse): Expect data to point to a struct
3066 macro_traverse_data.
3067 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3068 to pass data through htab_traverse.
3069 (read_rtx_1): Add mode_maps parameter. Change all callers.
3070 Handle mode names which are attribute strings.
3071 * doc/md.texi (Substitutions): Rename from String Substitutions.
3072 Change references. Document using attributes as modes.
3074 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3076 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3077 * tree-optimize.c (init_tree_optimization_passes) Swap
3078 pass_ch and pass_profile.
3079 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3080 here. Remove rewrite_into_loop_closed_ssa call.
3082 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3084 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3086 (legitimate_reload_constant_p): Add check for const double zero.
3087 * config/s390/s390.md: Add comment for constraint letter 'G'.
3088 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3089 attributes for new case.
3090 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3091 s390_const_double_ok_for_constraint_p.
3092 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3095 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3097 PR tree-optimization/21170
3098 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3099 rewrite_ssa_into_ssa in comments with update_ssa.
3101 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3103 * tree-ssa-loop-im.c: Include hashtab.h.
3104 (struct mem_ref_loc): New.
3105 (struct mem_ref): Describe the set of references with the same
3107 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3108 maybe_queue_var, fem_single_reachable_address,
3109 for_each_memref, single_reachable_address,
3110 is_call_clobbered_ref, determine_lsm_reg): Removed.
3111 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3112 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3113 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3115 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
3116 (determine_lsm_loop): Rewritten.
3117 (determine_lsm): Do not set stmt uids.
3119 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3121 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
3124 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3126 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
3127 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
3128 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
3130 2005-05-10 Jeff Law <law@redhat.com>
3132 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
3133 thread_across_edge for any abnormal edges.
3135 2005-05-10 Richard Henderson <rth@redhat.com>
3137 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
3138 * config/ia64/ia64-protos.h: Declare it.
3139 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
3140 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
3141 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
3142 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
3143 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
3144 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
3145 extend result; use release semantics.
3146 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
3147 (sync_val_compare_and_swap_<IMODE>): Update to match.
3149 2005-05-10 Richard Henderson <rth@redhat.com>
3151 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
3152 before comparing it for success.
3154 2005-05-10 Richard Henderson <rth@redhat.com>
3156 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
3157 no return value pattern.
3159 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
3160 H.J. Lu <hongjiu.lu@intel.com>
3162 * libgcov.c (create_file_directory): New function. Create
3163 directory for the given file name.
3164 (gcov_max_filename): New static var. Keeps size of the longest
3166 (gcov_exit): Always try to create directory for output
3167 file. Relocate each filename basing on environment vars.
3168 (__gcov_init): Remember the longest file name.
3169 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
3170 * doc/gcov.texi (Cross-profiling): New node documenting
3171 cross-profiling management.
3172 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
3174 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3176 * config/sparc/sparc.c (mem_min_alignment): Do not rely
3177 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
3179 2005-05-10 Bob Wilson <bob.wilson@acm.org>
3181 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
3182 case code to avoid one move instruction.
3183 (__umodsi3, __modsi3): Merge duplicated code sequences.
3185 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3187 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
3188 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
3189 * doc/invoke.texi: Fix typos.
3191 * tree-data-ref.c (analyze_array_indexes, analyze_array,
3192 init_data_ref, access_functions_are_affine_or_constant_p,
3193 free_data_refs): Use VEC instead of VARRAY.
3194 * tree-data-ref.h (data_reference): Change the type of
3195 access_fns to VEC(tree,gc)*.
3196 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
3198 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
3201 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
3202 * fold-const.c (fold): Expand the condition of reducing cond_expr.
3203 (contains_label_1, contains_label_p): New functions for checking
3204 labels in a sub-tree.
3206 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3209 * c-decl.c (pushdecl): When there is a declaration in the current
3210 scope and the declarations are external linkage, check for
3211 compatibility with the type in the external scope and update the
3212 type in the external scope with the composite type information.
3213 Do not form a composite type of the new type and the visible type
3214 if they are incompatible.
3216 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3218 * crtstuff.c: Revert part of 2005-05-08 Change.
3219 (IN_LIBGCC2): Define.
3221 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3223 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
3224 remove redundant test.
3225 (fp_mov_p): Accept 0.
3226 (fp_high_losum_p): Remove redundant test.
3227 * config/sparc/predicates.md (const_high_operand): Explicitly test
3228 (not small_int_operand).
3229 (fp_const_high_losum_operand): New.
3230 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
3231 (movdi_insn_sp32_v9): Use canonical predicates.
3232 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
3233 (movdi_insn_sp64_novis): Delete.
3234 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
3235 (movsf_insn_novis): Delete.
3236 (movsf_insn_vis): Rename into movsf_insn.
3237 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
3238 (movsf_lo_sum): Use fp_const_high_losum_operand.
3239 (movsf_high): Likewise.
3240 (movsf_high_losum splitter): Likewise.
3241 (mov<V32:mode> expander): Use register_or_zero_operand.
3242 (mov<V64:mode> expander): Likewise.
3243 (movdf_insn_sp32): Use register_or_zero_operand.
3244 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
3245 Rename into movdf_insn_sp32_no_fpu.
3246 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
3247 Rename into movdf_insn_sp32_v9_no_fpu.
3248 (movdf_insn_v9only_novis): Delete.
3249 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
3250 (movdf_insn_sp64_novis): Delete.
3251 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
3252 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
3253 Rename into movdf_insn_sp64_no_fpu.
3254 (movtf expander): Use register_or_zero_operand.
3255 (movtf_insn_sp32): Delete.
3256 (movtf_insn_vis_sp32): Use register_or_zero_operand.
3257 Rename into movtf_insn_sp32.
3258 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
3259 Rename into movtf_insn_sp32_no_fpu.
3260 (movtf_insn_hq_sp64): Delete.
3261 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
3262 Rename into movtf_insn_sp64_hq.
3263 (movtf_insn_sp64): Delete.
3264 (movtf_insn_vis_sp64): Use register_or_zero_operand.
3265 Rename into movtf_insn_sp64.
3266 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
3267 Rename into movtf_insn_sp64_no_fpu.
3269 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3271 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
3272 gcc_assert and gcc_unreachable as appropriate.
3273 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
3274 xstormy16_output_cbranch_si, xstormy16_split_move,
3275 xstormy16_initial_elimination_offset,
3276 xstormy16_encode_section_info, xstormy16_print_operand_address,
3277 xstormy16_expand_call, xstormy16_expand_arith,
3278 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
3280 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3282 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
3283 const_copies to VEC(tree,heap)*.
3284 (new_elim_graph, delete_elim_graph, elim_graph_size,
3285 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
3288 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3291 * doc/extend.texi (Type Attributes): Correct example syntax.
3293 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
3296 * doc/invoke.texi (-Wuninitialized): Update documentation.
3298 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3300 * arm.c (const_ok_for_arm): Use a faster algorithm.
3302 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3305 * config/rs6000/rs6000.md (add_op2): New.
3306 (add<mode>3): Use it.
3308 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3310 * arm.c (arm_gen_constant): Add new heuristic for generating
3311 constant integers that can be expressed as the difference of two
3314 2005-05-09 Roger Sayle <roger@eyesopen.com>
3316 * c-tree.h (parser_build_unary_op): New prototype.
3317 * c-typeck.c (parser_build_unary_op): New function to construct
3318 a unary operation in the C parser.
3319 * c-parser.c (c_parser_unary_expression): Use the new function
3320 parser_build_unary_op when appropriate.
3322 2005-05-09 Mark Mitchell <mark@codesourcery.com>
3325 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
3326 before outputting DWARF_FRAME_RETURN_COLUMN.
3328 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3330 * config/s390/s390.c: (s390_branch_condition_mask,
3331 s390_branch_condition_mnemonic, s390_extra_constraint_str,
3332 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
3333 legitimize_pic_address, s390_emit_tls_call_insn,
3334 legitimize_tls_address, legitimize_tls_address,
3335 s390_expand_addcc, print_shift_count_operand, print_operand,
3336 addr_generation_dependency_p, annotate_constant_pool_refs,
3337 s390_split_branches, find_constant_pool_ref,
3338 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
3339 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
3340 s390_output_pool_entry, s390_function_value,
3341 s390_call_saved_register_used, s390_emit_call): Replace
3342 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
3343 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
3344 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
3345 get_some_local_dynamic_name, s390_function_arg_size,
3346 s390_function_arg_advance, s390_function_arg,
3347 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
3348 default case by gcc_unreachable.
3349 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
3350 conditional abort by gcc_assert.
3351 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
3352 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
3354 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3356 * config/s390/s390.c: (s390_decompose_address,
3357 tls_symbolic_operand, legitimate_pic_operand_p,
3358 legitimate_constant_p, legitimate_reload_constant_p,
3359 s390_expand_plus_operand, legitimate_address_p,
3360 legitimate_la_operand_p, ): Remove 'register' from signature.
3361 (symbolic_reference_mentioned_p,
3362 tls_symbolic_reference_mentioned_p): Remove 'register' from local
3363 variable declarations.
3364 (legitimize_address): Remove 'register' from
3365 signature and local variable declarations.
3367 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3369 * config/s390/s390-protos.h: (s390_match_ccmode,
3370 s390_match_ccmode_set, reg_used_in_mem_p,
3371 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3372 legitimate_la_operand_p, preferred_la_operand_p,
3373 s390_short_displacement, addr_generation_dependency_p,
3374 legitimate_reload_constant_p, legitimate_address_p): Change return type
3376 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3377 * config/s390/s390.c: (s390_match_ccmode,
3378 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3379 legitimate_reload_constant_p): Change return type into 'bool'.
3380 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
3381 Likewise. Additionally adapted comment.
3382 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
3383 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3384 (s390_decompose_address): Change the type of the internal flags
3385 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
3386 (struct s390_address): Change type of "pointer" into bool.
3387 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
3388 Adapt calls for 's390_tm_ccmode' to the new signature.
3390 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3392 * config/s390/s390.c: (s390_match_ccmode_set,
3393 s390_branch_condition_mnemonic, s390_short_displacement,
3394 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
3395 print_shift_count_operand, get_some_local_dynamic_name,
3396 get_some_local_dynamic_name_1, reg_used_in_mem_p,
3397 addr_generation_dependency_p, s390_split_branches,
3398 annotate_constant_pool_refs, find_constant_pool_ref,
3399 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
3400 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
3401 s390_register_info, s390_frame_info, s390_init_frame_layout,
3402 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
3403 restore_gprs, s390_function_arg_size, s390_function_arg_float,
3404 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
3405 s390_encode_section_info, s390_cannot_force_const_mem,
3406 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
3407 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
3408 s390_adjust_priority, s390_issue_rate,
3409 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
3410 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
3411 s390_build_builtin_va_list, s390_gimplify_va_arg,
3412 s390_function_ok_for_sibcall, s390_call_saved_register_used,
3413 s390_pass_by_reference, s390_fixed_condition_code_regs,
3414 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
3415 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
3416 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
3417 s390_add_pool_insn, s390_find_pool, s390_add_constant,
3418 s390_find_constant, s390_add_execute, s390_find_execute,
3419 s390_execute_label, s390_execute_target, s390_dump_pool,
3420 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
3421 Move target macro definitions to the end of the file. Move several
3422 functions within the file to assure correct compiling.
3424 2005-05-09 Steven Bosscher <stevenb@suse.de>
3426 * calls.c (purge_reg_equiv_notes): Remove, fold into...
3427 (fixup_tail_calls): ...here. Only look at insns between the
3428 start of the function and the FUNCTION_BEG insn note.
3430 * gcse.c (one_cprop_pass): Fix typos in dumps.
3432 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
3434 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3436 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
3437 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
3438 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
3439 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
3441 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
3442 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
3443 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
3446 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3448 * config/s390/s390.md: ("gf") New mode attribute.
3449 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
3450 "fixuns_truncsfsi2"): Merge.
3451 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
3452 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
3453 "fix_truncsfsi2_ieee"): Merge.
3455 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3457 * config/s390/s390.md: ("FPR") New mode macro.
3458 ("de", "dee"): New mode attributes.
3459 ("cmpdf", "cmpsf"): Merge.
3460 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
3461 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
3462 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
3463 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
3464 ("floatdidf2", "floatdisf2"): Merge.
3465 ("adddf3", "addsf3"): Merge.
3466 ("*adddf3", "*addsf3"): Merge.
3467 ("*adddf3_cc", "*addsf3_cc"): Merge.
3468 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
3469 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
3470 ("subdf3", "subsf3"): Merge.
3471 ("*subdf3", "*subsf3"): Merge.
3472 ("*subdf3_cc", "*subsf3_cc"): Merge.
3473 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
3474 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
3475 ("muldf3", "mulsf3"): Merge.
3476 ("*muldf3", "*mulsf3" "): Merge.
3477 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
3478 ("*fmadddf", "*fmaddsf"): Merge.
3479 ("*fmsubdf", "*fmsubsf"): Merge.
3480 ("divdf3", "divsf3"): Merge.
3481 ("*divdf3", "*divsf3"): Merge.
3482 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
3483 ("negdf2", "negsf2"): Merge.
3484 ("*negdf2_cc", "*negsf2_cc"): Merge.
3485 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
3486 ("*negdf2", "*negsf2"): Merge.
3487 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
3488 ("absdf2", "abssf2"): Merge.
3489 ("*absdf2_cc", "*abssf2_cc"): Merge.
3490 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
3491 ("*absdf2", "*abssf2"): Merge.
3492 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
3493 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
3494 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
3495 ("*negabsdf2", "*negabssf2"): Merge.
3496 ("sqrtdf2", "sqrtsf2"): Merge.
3498 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3500 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
3502 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
3503 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
3504 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3505 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
3507 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
3508 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
3509 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
3510 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
3511 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
3512 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
3513 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
3514 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
3515 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
3516 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
3517 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
3518 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
3519 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
3520 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
3521 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
3522 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
3524 ("*divsf3"): Additionally rename second pattern to
3526 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3527 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
3528 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
3529 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
3530 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
3531 'type values' and rename 'type' value.
3532 ("*addsf3"): Additionally rename second pattern to
3535 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3537 * config/s390/s390.md: ("SHIFT"): New mode macro.
3538 ("lr", "shift"): New mode attributes.
3539 ("ashldi3", "lshrdi3"): Merge.
3540 ("*ashldi3_31", "*lshrdi3"_31): Merge.
3541 ("*ashldi3_64", "*lshrdi3"_64): Merge.
3542 ("ashlsi3", "lshrsi3"): Merge.
3544 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3546 * config/s390/s390.md: ("DSI", "SCOND"): New mode
3548 ("E", "g"): New mode attributes.
3549 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
3550 ("*adddi3_alc", "*addsi3_alc"): Merge.
3551 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
3552 ("*subdi3_slb", "*subsi3_slb"): Merge.
3553 ("adddicc", "addsicc"): Merge.
3554 ("*sconddi", "*scondsi"): Merge.
3555 ("*sconddi_neg", "*scondsi_neg"): Merge.
3556 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
3557 ("negdi2", "negsi2"): Extract expander pattern from
3558 "negsi2" and merge with "negdi2".
3559 ("*negdi2"): Merge with instruction pattern of "negsi2".
3560 ("*negdi2_cc", "*negsi2_cc"): Merge.
3561 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
3562 ("rotldi3", "rotlsi3"): Merge.
3564 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3566 * config/s390/s390.md: ("hc"): New mode attribute.
3567 ("extendhidi2", "extendqidi2"): Merge.
3568 ("*extendhidi2", "*extendqidi2"): Merge.
3569 ("extendhisi2", "extendqisi2"): Merge.
3570 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
3571 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
3572 Merged 2 define_split.
3573 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
3574 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
3576 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3578 * config/s390/s390.md: ("COMPARE"): New mode macro.
3579 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
3580 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
3581 "bungt", "bunle", "bunge", "bltgt"): Merge.
3583 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3585 * config/s390/s390.md: ("INT"): New mode macro.
3586 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
3589 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3591 * config/s390/s390.md: ("GPR", "P"): New mode macros.
3592 ("cmpdi", "cmpsi"): Merge.
3593 ("strlendi", "strlensi"): Merge.
3594 ("*strlendi", "*strlensi"): Merge.
3595 ("movmemdi", "movmemsi"): Merge.
3596 ("clrmemdi", "clrmemsi"): Merge.
3598 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3600 * config/s390/s390.md: ("HQI"): New mode macro.
3601 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
3602 ("*tmhi_full", "*tmqi_full"): Merge.
3603 ("*tsthiCCT", "*tstqiCCT"): Merge.
3604 ("*tsthi", "*tstqi"): Merge.
3605 ("*tsthi_cconly", "tstqi_cconly"): Merge.
3606 ("*sethighhisi", "*sethighqisi"): Merge.
3608 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3610 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
3611 config/alpha/unicosmk.h, config/arc/arc.md,
3612 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
3613 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
3614 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
3615 config/arm/semi.h, config/arm/uclinux-elf.h,
3616 config/arm/wince-pe.h, config/fr30/fr30.c,
3617 config/rs6000/altivec.h: Update copyright.
3619 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3621 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
3622 gcc_assert and gcc_unreachable as appropriate.
3623 (pdp11_output_function_epilogue, output_move_double,
3624 output_move_quad, print_operand_address, output_jump,
3625 output_addr_const_pdp11): Likewise.
3626 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
3627 ASM_OUTPUT_ALIGN): Likewise.
3628 * config/pdp11/pdp11.md: Likewise.
3629 (extendhisi2, subhi3, subqi3): Likewise.
3631 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3634 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
3637 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3639 * config/ia64/ia64.c: Fix a comment typo.
3641 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
3644 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
3645 (arm_override_options): Use them instead of manifest constants. Don't
3646 allow -march to override the -mtune setting.
3648 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3650 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
3651 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
3652 (function_arg_advance, function_arg, save_restore_insns,
3653 iq2000_expand_prologue, iq2000_output_conditional_branch,
3654 expand_one_builtin, print_operand):
3655 * config/iq2000/iq2000.md (tablejump): Likewise.
3657 2005-05-09 David Ung <davidu@mips.com>
3659 * config/mips/mips.h (processor_type): Add names for the 24K.
3660 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
3662 * config/mips/mips.md (cnv_mode): New attribute for recording the
3663 conversion types of float convert insns.
3664 (cpu): Add 24k and 24kx.
3665 (include): Include 24k.md file.
3666 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
3667 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
3668 (floatdisf2): Setup cnv_mode.
3669 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
3671 * config/mips/24k.md: New file, contains 24k DFA pipeline
3674 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3676 * config/sh/sh.c (print_operand_address): Use gcc_assert and
3677 gcc_unreachable as appropriate.
3678 (print_operand, prepare_move_operands, prepare_scc_operands,
3679 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
3680 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
3681 fixup_mova, gen_far_branch, sh_reorg, split_branches,
3682 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
3683 sh_set_return_address, sh_setup_incoming_varargs,
3684 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
3685 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
3686 check_use_sfunc_addr): Likewise.
3687 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
3688 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
3689 * config/sh/symbian.c (sh_symbian_mark_dllexport,
3690 sh_symbian_mark_dllimport): Likewise.
3691 * config/sh/sh.md: Likewise.
3692 (movdicc, call_pop, call_value_pop, casesi_worker_1,
3693 casesi_worker_2, casesi_shift_media, casesi_load_media,
3694 return_media): Likewise.
3696 2005-05-08 Roger Sayle <roger@eyesopen.com>
3699 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
3702 2005-05-08 Richard Henderson <rth@redhat.com>
3704 * config/alpha/alpha.c (adjust_address): Fix typo last change.
3706 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3708 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
3709 and -1 can happen in reg_renumber when no hard register is assigned.
3711 2005-05-08 Steven Bosscher <stevenb@suse.de>
3712 Kazu Hirata <kazu@cs.umass.edu>
3714 PR tree-optimization/14841, tree-optimization/15838
3715 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
3716 (evaluate_stmt): Call it.
3718 2005-05-08 Jakub Jelinek <jakub@redhat.com>
3720 * config/ia64/ia64.c (ia64_override_options): Don't set
3721 ia64_flag_var_tracking and clear flag_var_tracking here...
3722 (ia64_file_start): ... but here.
3724 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3726 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
3727 and gcc_unreachable as appropriate.
3728 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
3729 m68hc11_gen_highpart, print_operand, print_operand_address,
3730 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
3731 m68hc11_gen_movhi): Likewise.
3732 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
3733 * config/m68hc11/m68hc11.md: Reword comment.
3735 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3738 * config/m68hc11/predicates.md (splitable_operand): An immediate is
3741 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3743 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
3744 the 68HC12 address indirect addressing mode as it is not supported by
3746 * config/m68hc11/m68hc11-protos.h
3747 (m68hc11_valid_addressing_p): Declare.
3748 (m68hc11_add_mode): Declare.
3749 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
3750 register_indirect_p and export it.
3751 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
3752 instruction so that it is part of the good BB.
3753 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
3754 addressing with movw.
3755 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
3757 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
3758 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
3759 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
3761 ("*movhi_68hc12"): Handle movhi_const0.
3762 ("*subhi3", "subqi3"): Use general_operand for operand 1.
3763 ("*subhi3_zext"): Likewise.
3765 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3768 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
3769 operand 1 and fix constraints.
3770 ("mulqihi3"): Use general_operand for operand 2.
3772 2005-05-08 Julian Brown <julian@codesourcery.com>
3773 H.J. Lu <hongjiu.lu@intel.com>
3774 Paul Brook <paul@codesourcery.com>
3776 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
3777 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
3778 20050308/2.16.0 or newer for comdat group.
3779 * configure: Regenerated.
3780 * config.in: Regenerated.
3781 * varasm.c (default_function_rodata_section): Put .rodata section in
3782 COMDAT group when necessary.
3783 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
3785 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
3788 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3790 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
3792 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
3793 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
3794 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
3795 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3797 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3800 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
3801 64-bit constants on 64-bit hosts.
3802 (m68hc11_split_logical): Simplify.
3803 (m68hc11_split_move): Likewise.
3805 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3806 Paolo Bonzini <bonzini@gnu.org>
3808 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
3809 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
3810 * configure.ac (enable_checking): Fix typos in runtime_checking.
3811 (ENABLE_RUNTIME_CHECKING): Mark as target template.
3812 (xm_file): Prepend auto-host.h
3813 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
3814 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
3816 * crtstuff.c: Do not include auto-host.h.
3817 (IN_LIBGCC2): Do not define.
3818 * gcov-io.h: Include tconfig.h, not auto-host.h.
3819 * libgcc2.c: Do not include auto-host.h.
3820 (abort): Do not undefine.
3821 * libgcov.c: Remove unneeded comment about config.h.
3822 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
3823 * config.in, configure: Regenerated.
3825 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3826 Falk Hueffner <falk@debian.org>
3828 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
3829 and gcc_unreachable as appropriate.
3830 (get_aligned_mem, get_unaligned_address,
3831 alpha_emit_set_long_const, alpha_emit_conditional_branch,
3832 alpha_emit_setcc, alpha_emit_conditional_move,
3833 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
3834 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
3835 alpha_expand_unaligned_load, alpha_expand_block_move,
3836 alpha_expand_zap_mask, get_trap_mode_suffix,
3837 get_round_mode_suffix, get_some_local_dynamic_name,
3838 print_operand_address, function_arg, alpha_return_in_memory,
3839 function_value, alpha_expand_builtin,
3840 alpha_initial_elimination_offset, alpha_expand_epilogue,
3841 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
3842 alphaev5_next_group, alpha_align_insns,
3843 unicosmk_initial_elimination_offset, unicosmk_unique_section,
3844 unicosmk_ssib_name): Likewise.
3845 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3846 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
3847 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
3848 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
3849 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3850 * config/alpha/alpha.md (*divmodsi_internal_er,
3851 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
3852 call_nt, call_umk, call_vms, call_value, sibcall_value,
3853 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
3854 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
3855 * config/alpha/predicates.md (input_operand): Likewise.
3857 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3859 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
3860 gcc_unreachable, as appropriate.
3861 (frv_function_prologue, frv_alloc_temp_reg,
3862 frv_initial_elimination_offset, frv_expand_block_move,
3863 frv_expand_block_clear, frv_print_operand_jump_hint,
3864 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
3865 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
3866 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
3867 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
3868 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
3869 frv_in_small_data_p, frv_asm_out_constructor,
3870 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
3871 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
3872 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
3873 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
3874 sibcall_value, casesi): Likewise.
3876 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
3877 gcc_unreachable as appropriate.
3878 (print_operand_address, mn10300_print_reg_list, expand_prologue,
3879 expand_epilogue, notice_update_cc, initial_offset,
3880 mn10300_address_cost_1): Likewise.
3881 * config/mn10300/mn10300.md: Likewise.
3882 (absdf2, abssf2, negdf2, negsf2): Likewise.
3884 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3887 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
3889 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
3890 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
3891 including sunge_<mode> and sungt_<mode>.
3893 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3895 * integrate.h (get_hard_reg_initial_val): Change type of register
3896 parameter from int to unsigned int.
3897 (has_hard_reg_initial_val): Likewise.
3898 * integrate.c (get_hard_reg_initial_val): Likewise.
3899 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
3901 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3903 * except.c (eh_status): Change the type of ttype_data to
3905 (add_ttypes_entry, assign_filter_values,
3906 output_function_exception_table): Use VEC instead of VARRAY.
3908 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3910 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
3912 2005-05-07 Paul Brook <paul@codesourcery.com>
3914 * Makefile.in: Fix dependencies.
3915 (GCOV_IO_H, VARRAY_H): Set.
3917 2005-05-07 Anthony Green <green@redhat.com>
3920 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
3921 x$STMP_FIXPROTO test.
3922 * configure: Rebuilt.
3924 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3926 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
3927 inappropriate feature test macros if flag_iso.
3929 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3931 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
3933 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
3936 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
3937 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3938 Handle moved operand being in special register.
3939 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
3940 presumed working insn.
3941 (mover2side): Add FIXME.
3943 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3945 * integrate.c (get_func_hard_reg_initial_val): Delete.
3946 (has_func_hard_reg_initial_val): Delete.
3947 (get_hard_reg_initial_val): Inline the old implementation of
3948 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
3949 instead of has_func_hard_reg_initial_val to test for an existing
3950 pseudo. Only create an rtx if a new initial value entry is needed.
3951 (has_hard_reg_initial_val): Scan the initial value list directly.
3952 Don't create an rtx.
3954 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3956 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
3958 * config.in (HAVE_AS_POPCNTB): New.
3959 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
3960 (HAVE_AS_POPCNTB): New.
3961 * configure: Regenerated.
3962 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
3963 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
3964 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
3965 and rs6000_sched_costly_dep.
3966 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
3967 (TARGET_XL_COMPAT): Delete.
3968 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
3969 (popcount<mode>2): New.
3970 (popcntb<mode>2): New.
3971 * config/rs6000/rs6000.opt (mpopcntb): New.
3973 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
3974 if variable name exists.
3976 2005-05-07 Matt Kraai <kraai@ftbfs.org>
3978 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
3980 2005-05-07 Richard Henderson <rth@redhat.com>
3983 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
3984 with constant offsets.
3986 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
3988 * config/v850/v850.c (print_operand): Use gcc_assert and
3989 gcc_unreachable, as appropriate.
3990 (print_operand_address, v850_handle_data_area_attribute,
3991 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
3992 v850_insert_attributes, construct_prepare_instruction): Likewise.
3993 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3994 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
3996 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
3998 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
3999 config/rs6000/rs6000.h: Fix comment typos.
4001 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4003 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4004 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4005 (mips_scalar_mode_supported_p): Delete.
4007 2005-05-06 Eric Christopher <echristo@redhat.com>
4009 * config/mips/mips.opt: Remove -mint64 option.
4010 * config/mips/mips.c (override_options): Remove -mint64
4012 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4013 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4014 64-bit integer handling.
4015 * doc/invoke.texi (Option Summary): Remove -mint64 for
4018 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4020 PR tree-optimization/19401
4021 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4022 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4023 (estimated_unrolled_size): New function.
4024 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4025 tree_unroll_loops_completely): Always unroll loops if the code size
4027 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4028 loops should be unrolled completely.
4029 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4031 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4033 PR rtl-optimization/21254
4034 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4035 assumptions for loops that otherwise do not roll.
4036 (find_simple_exit): Prefer # of iterations that is guaranteed
4038 * loop-unroll.c (decide_peel_once_rolling,
4039 decide_peel_completely): Check whether the loop is infinite.
4041 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4043 * config/rs6000/sysv4.opt: Fix typo.
4045 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4046 Jakub Jelinek <jakub@redhat.com>
4049 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4050 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4051 Don't use rep; movs{l,q} if the repetition count is really small,
4052 instead use a sequence of movs{l,q} instructions.
4054 2005-05-06 Jeff Law <law@redhat.com>
4056 PR tree-optimization/21380
4057 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4058 thread through a block with no preds.
4060 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4062 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4063 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4064 add_call_read_ops): Use VEC instead of VARRAY.
4066 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4068 * config/mcore/mcore.c (mcore_print_operand_address): Use
4069 gcc_assert and gcc_unreachable as appropriate.
4070 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4071 mcore_output_andn, output_inline_const, mcore_output_move,
4072 mcore_output_movedouble, mcore_expand_block_move,
4073 layout_mcore_frame, mcore_initial_elimination_offset,
4074 mcore_expand_prolog, mcore_mark_dllexport,
4075 mcore_mark_dllimport): Likewise.
4076 * config/mcore/mcore.h (switch_to_section): Likewise.
4077 * config/mcore/mcore.md: Likewise.
4079 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4081 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4082 TARGET_PROFILE_KERNEL.
4084 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4085 TARGET_PROFILE_KERNEL use.
4087 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4089 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4090 and gcc_unreachable, as appropriate.
4091 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4092 m32r_expand_prologue, m32r_output_function_epilogue,
4093 m32r_legitimize_pic_address, m32r_print_operand_address,
4094 emit_cond_move, m32r_function_symbol,
4095 m32r_output_block_move): Likewise.
4096 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4097 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4098 *rev_zero_branch_insn): Likewise.
4100 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4103 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4104 if both NEWDECL and OLDDECL are already weak.
4106 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4108 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4110 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4111 Kaz Kojima <kkojima@gcc.gnu.org>
4113 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
4116 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
4117 David Edelsohn <edelsohn@gnu.org>
4119 * config.gcc: Add .opt magic for the rs6000 ports.
4121 * doc/invoke.texi: Document -mabi= option properly. Document
4122 -misel and -mno-sel. Document -mspe and -mno-spe. Document
4123 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
4126 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
4127 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
4130 * config/rs6000/aix.opt: New.
4131 * config/rs6000/aix41.opt: New.
4132 * config/rs6000/aix64.opt: New.
4133 * config/rs6000/darwin.opt: New.
4134 * config/rs6000/linux64.opt: New.
4135 * config/rs6000/rs6000.opt: New.
4136 * config/rs6000/sysv4.opt: New.
4138 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
4139 associated TARGET_*. Remove SUBTARGET_OPTIONS,
4141 Define TARGET_USES_SYSV4_OPT.
4142 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
4143 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
4144 TARGET_USES_AIX64_OPT.
4145 * config/rs6000/aix51.h: Same.
4146 * config/rs6000/aix52.h: Same.
4147 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
4148 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
4149 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
4150 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
4151 * config/rs6000/linux64.h: Use
4152 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
4154 * config/rs6000/rs6000.c: Remove definitions of
4155 rs6000_sched_restricted_insns_priority,
4156 rs6000_long_double_size_string, rs6000_altivec_vrsave,
4157 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
4158 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4159 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
4160 rs6000_alignment_string. Define rs6000_explicit_options.
4161 (rs6000_parse_abi_options): Remove.
4162 (rs6000_parse_alignment_option): Remove.
4163 (rs6000_parse_float_gprs_option): Remove.
4164 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
4165 TARGET_DEFAULT_TARGET_FLAGS.
4166 (rs6000_override_options): Revamp to use new .opt machinery.
4168 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
4169 of new .opt machinery. Remove target_flags. Redefine
4170 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
4171 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
4172 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4173 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
4174 rs6000_longcall_switch, rs6000_default_long_calls,
4175 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
4176 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
4177 TARGET_ALTIVEC_VRSAVE.
4179 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4181 * config.gcc (hppa1.1-*-rtems*): Remove.
4182 * config/pa/rtems.h: Remove.
4184 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4186 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4187 Exclude roe/603e multilib variants.
4189 2005-05-04 Denis Chertykov <denisc@overta.ru>
4192 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
4195 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
4197 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
4198 arm/pe.opt to $extra_options.
4199 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
4200 (target_float_abi_name, target_float_switch, target_abi_name)
4201 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
4202 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
4203 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
4204 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
4205 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
4206 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
4207 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
4208 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
4209 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
4210 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
4211 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
4212 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
4213 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
4214 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
4215 (arm_pic_register_string): Delete.
4216 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
4218 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
4219 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
4220 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
4221 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
4222 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
4223 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
4224 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
4225 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
4226 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
4227 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
4228 (SUBTARGET_SWITCHES): Delete.
4229 * config/arm/arm.c (target_float_switch): Delete.
4230 (arm_cpu_select): Moved from config/arm/arm.h.
4231 (target_fpu_name, target_fpe_name, target_float_abi_name)
4232 (target_abi_name, structure_size_string, arm_pic_register_string)
4233 (arm_select): Make static.
4234 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4235 (arm_handle_option): New function.
4236 (arm_override_options): Update target_flags checks for new mask names.
4237 Remove target_float_switch code.
4238 (arm_expand_prologue, thumb_expand_prologue): Check
4239 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
4240 * config/arm/arm.opt, config/arm/pe.opt: New files.
4242 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
4244 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
4245 gcc_unreachable as appropriate.
4246 (arc_double_limm_p, arc_setup_incoming_varargs,
4247 arc_compute_function_type, arc_output_function_prologue,
4248 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
4249 output_shift, arc_print_operand, arc_print_operand_address,
4250 arc_final_prescan_insn): Likewise.
4251 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4253 2005-05-04 Geoffrey Keating <geoffk@apple.com>
4255 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
4260 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
4261 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
4262 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
4263 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
4264 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
4265 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
4266 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
4267 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
4269 2005-05-05 Paul Brook <paul@codesourcery.com>
4271 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
4272 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
4273 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
4274 and tree-data-ref.h with *_H variables.
4276 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4278 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
4280 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4282 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
4284 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
4286 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
4288 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
4290 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4291 setting of vrsave register for current function after
4292 call to save_world is emitted.
4294 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
4296 * config/mmix/predicates.md: New file.
4297 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
4298 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
4299 (mmix_foldable_comparison_operator, mmix_comparison_operator)
4300 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
4301 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4303 * config/mmix/mmix.md: Include predicates.md.
4304 ("call", "call_value"): Force address to register if it isn't a
4305 mmix_symbolic_or_address_operand.
4307 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
4309 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4310 the flags are of appropriate types.
4311 (num_ssa_operands): Generalize using the generic interface.
4312 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
4315 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
4317 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
4318 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
4320 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4322 * tree-outof-ssa.c (edge_leader, stmt_list,
4323 analyze_edges_for_bb): Use VEC instead of VARRAY.
4324 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
4325 (perform_edge_inserts): Call init_analayze_edges_for_bb and
4326 fini_analayze_edges_for_bb.
4328 2005-05-04 James E Wilson <wilson@specifixinc.com>
4331 * gcc.c (process_command): In the second argv scan loop, ignore
4332 Xassembler and Xpreprocessor, along with their argument.
4334 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4336 * tree-flow-inline.h, tree-ssa-operands.c,
4337 tree-ssa-operands.h, tree-ssa-opfinalize.h:
4338 Likewise. tree-vn.c: Fix comment typos.
4339 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
4341 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
4343 * doc/tm.texi (Target Hooks): Document
4344 TARGET_RESOLVE_OVERLOADED_BUILTIN.
4346 2005-05-04 Paul Brook <paul@codesourcery.com>
4348 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
4350 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4352 * dwarf2out.c (incomplete_types, retry_incomplete_types,
4353 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
4356 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
4357 get_expansion, expand_var_during_unrolling,
4358 insert_var_expansion_initialization,
4359 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
4362 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
4365 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
4368 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
4369 the same as INTEGER_TYPE.
4370 (fold_binary): Fold "bool_var != 0" to bool_var.
4371 Fold "bool_var == 1" to bool_var.
4373 2004-05-03 Richard Henderson <rth@redhat.com>
4376 * function.c (instantiate_virtual_regs_in_insn): Use the mode
4377 from recog_data instead of insn_data.
4379 2005-05-03 DJ Delorie <dj@redhat.com>
4381 * common.opt (fdiagnostics-show-option): No variable is needed.
4382 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
4383 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
4384 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
4385 Save and restore original message format. Use flag in context
4387 (warning): Don't test for enabled warnings here.
4388 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
4391 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
4393 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
4394 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
4395 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
4396 * aclocal.m4: Don't include accross.m4.
4397 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
4398 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
4399 * configure, config.in: Regenerate.
4401 2005-05-04 Jakub Jelinek <jakub@redhat.com>
4404 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
4405 (clear_storage): Add argument.
4406 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
4407 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
4409 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
4410 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
4411 (store_expr, store_constructor): Adjust callers.
4412 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
4413 to emit_block_move if CALL_EXPR_TAILCALL (exp).
4414 (expand_builtin_memmove): Add ORIG_EXP argument, copy
4415 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
4416 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
4417 with EXP. Pass EXP to expand_builtin_memmove.
4418 (expand_builtin_memset): Add ORIG_EXP argument, pass
4419 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
4420 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
4421 Pass EXP to expand_builtin_memset.
4422 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
4424 (expand_builtin_strncmp): Likewise.
4425 (expand_builtin_printf): Replace ARGLIST argument with EXP.
4426 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
4427 (expand_builtin_fprintf): Likewise.
4428 (expand_builtin): Adjust calls to
4429 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
4431 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
4434 PR rtl-optimization/21239
4435 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
4437 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4439 * tree-flow.h (tree_ann_common_d): Move aux to ...
4440 (stmt_ann_d): ... here.
4441 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
4442 move_computations_stmt, schedule_sm): Update references to
4444 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
4446 * tree-cfg.c (remove_bb): Remove a redundant call to
4448 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
4451 2005-05-03 Richard Henderson <rth@redhat.com>
4453 * config/rs6000/rs6000.c: Remove conflict markers.
4455 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
4457 2005-05-03 James E Wilson <wilson@specifixinc.com>
4459 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
4461 2005-05-03 DJ Delorie <dj@redhat.com>
4463 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
4464 decide if the warning will be printed.
4465 * calls.c (expand_call): Likewise.
4466 * function.c (init-function_start): Likewise.
4468 * common.opt (-fdiagnostics-show-option): New.
4469 * opts.c (option_enabled): Accept the option index instead of a
4470 pointer to the option descriptor.
4471 * opts.h (option_enabled): Likewise.
4472 * toplev.c (print_switch_values): Pass option index, not option
4474 * diagnostic.h (diagnostic_info): Add option_index.
4475 * diagnostic.c: Include opts.h.
4476 (diagnostic_set_info): Initialize option_index.
4477 (diagnostic_report_diagnostic): Amend option name if appropriate.
4478 (warning): Check to see if the specified warning is enabled.
4480 * doc/invoke.texi (-fdiagnostics-show-options): Document.
4482 2005-05-03 Richard Henderson <rth@redhat.com>
4484 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
4485 SPEC_OR_GEN_REGS definitions.
4487 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
4490 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
4491 for unavailable registers.
4493 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4495 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
4497 * cfglayout.c (block_locators_blocks,
4498 insn_locators_initialize, insn_scope): Use VEC instead of
4501 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
4502 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
4505 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4507 * config/sparc/predicates.md (const_compl_high_operand): New.
4508 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
4510 (sparc_emit_set_const64_quick1): Adjust for above change.
4511 (sparc_emit_set_const64_quick2): Likewise.
4512 (sparc_emit_set_const64_longway): Likewise.
4513 (sparc_emit_set_const64): Likewise.
4514 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
4515 movdi_const64_special): Delete.
4516 (logical constant splitters): Use const_compl_high_operand.
4518 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
4520 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
4521 rather than STRIP_NOPS.
4523 2005-05-03 Jakub Jelinek <jakub@redhat.com>
4525 PR rtl-optimization/21330
4526 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
4528 (unswitch_single_loop): Clear cinsn when retrying.
4531 * config/i386/i386.c (legitimize_address): When canonicalizing
4532 ASHIFT into MULT, multiply by 1 << shift_count instead of
4533 1 << log2 (shift_count).
4535 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
4537 * lambda-code.c (gcc_loop_to_lambda_loop,
4538 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
4539 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
4540 generic operand interface.
4541 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
4542 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
4543 generic operand interface.
4544 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
4545 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
4546 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
4547 num_imm_uses): Use ssa_use_operand_t.
4548 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
4549 get_v_must_def_ops): Delete.
4550 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
4551 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
4552 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
4553 get_v_must_def_kill_ptr): Delete.
4554 (delink_stmt_imm_use): Move and use new operand interface.
4555 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
4556 op_iter_next_tree): Use new operand implementation.
4557 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
4558 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
4560 (op_iter_next_mustdef, op_iter_next_maydef,
4561 op_iter_next_must_and_may_def): Delete. Replace with...
4562 (op_iter_next_maymustdef): New. Combine must and may next operations.
4563 (op_iter_init_maydef, op_iter_init_mustdef,
4564 op_iter_init_must_and_may_def): Use new interface.
4565 (single_ssa_tree_operand ): New. Process single operands only as trees.
4566 (single_ssa_use_operand): New. Process single operands only as uses.
4567 (single_ssa_def_operand): New. Process single operands only as defs.
4568 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
4570 (num_ssa_operands): New. Count the number of specified operands.
4571 (compare_ssa_operands_equal): New. Compare two statements' operands.
4572 (single_phi_def): New. Return true if PHI has one def of the specified
4574 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
4575 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
4576 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
4577 (struct stmt_ann_d): Operands field no longer require GTY().
4578 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
4579 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
4580 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
4581 dump_replaceable_exprs, rewrite_trees): Use generic interface.
4582 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
4583 Use use_operand_p instead of ssa_imm_use_t *.
4584 * tree-pretty-print.c (dump_vops): check if operands are active before
4585 dumping virtual operands.
4586 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
4587 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
4588 (ccp_fold): Use new interface.
4589 (ccp_visit_stmt): Remove unused variables and code.
4590 (convert_to_gimple_builtin): Insert statements before calling
4591 mark_new_vars_to_rename.
4592 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
4593 (copy_prop_visit_cond_stmt): Use generic interface.
4594 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
4595 annotation in table.
4596 (thread_across_edge): Use generic interface.
4597 (initialize_hash_element): Initialzie with stmt, not annotation.
4598 (eliminate_redundant_computations): Use generic interface.
4599 (record_equivalences_from_stmt): Pass stmt, not annotation.
4600 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
4602 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
4603 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
4604 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
4605 generic operand interface.
4606 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
4608 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
4610 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
4611 (build_defs, build_uses, build_v_may_defs, build_vuses,
4612 build_v_must_defs): Change type to struct opbuild_list_d.
4613 (ops_active): New. Operands active boolean.
4614 (operand_memory, operand_memory_index): New. Operand memory managers.
4615 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
4616 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
4617 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
4618 Change from functions to static variable list heads.
4619 (opbuild_initialize_virtual): New. Initialize a virtual build list.
4620 (opbuild_initialize_real): New. Initialize a virtual build list.
4621 (opbuild_free): New. Free a build list.
4622 (opbuild_num_elems): New. Number of items in a list.
4623 (opbuild_append_real): New. Add a real (tree *) operand.
4624 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
4625 (opbuild_first): New. Return first element index in a list.
4626 (opbuild_next): New. Return next element in a list.
4627 (opbuild_elem_real): New. Return real element.
4628 (opbuild_elem_virtual): New. Return virtual element.
4629 (opbuild_elem_uid): New. Return UID of virtual element.
4630 (opbuild_clear): New. Reset an operand list.
4631 (opbuild_remove_elem): New. Remove an element form a list.
4632 (ssa_operands_active): New. Return true if operand cache is active.
4633 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
4634 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
4635 (correct_use_link): Use use_operand_p.
4636 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
4637 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
4638 (cleanup_v_may_defs): Use new implmentation.
4639 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
4641 (append_def, append_use, append_v_may_def, append_vuse,
4642 append_v_must_def): Call opbuild_append routine instead of using varray.
4643 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
4644 global parse_old_ops variable.
4645 (free_ssa_operands): New implementation.
4646 (update_stmt_operands): Move. Change argument to build_ssa_operands.
4647 (copy_virtual_operands): Move. New generic implementation.
4648 (create_ssa_artficial_load_stmt): Move. New implementation.
4649 (swap_tree_operands): Update for new implementation.
4650 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
4651 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
4652 rather than a varray.
4653 (verify_imm_links): Use use_operand_p.
4654 (dump_immediate_uses_for): If the immediate use variable is a virtual
4655 variable, show the virtual ops in the stmt.
4656 * tree-ssa-operands.h (def_operand_p): No longer a structure.
4657 (NULL_DEF_OPERAND_P): Now a #define.
4658 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
4659 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
4660 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
4661 mustdef_optype_d): New. Use Linked list representation.
4662 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
4663 (struct ssa_operand_memory_d): New. Allocated Chunk node.
4664 (struct stmt_operands_d): Change to new pointers that are not GTY.
4665 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
4666 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
4667 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
4668 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
4669 SET_V_MUST_DEF_KILL): Delete.
4670 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
4671 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
4672 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
4673 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
4674 (enum ssa_op_iter_type): Operand iterator typechecking values.
4675 (struct ssa_operand_iterator_d): Use linked lists of operands.
4676 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
4677 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
4678 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
4679 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
4680 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
4681 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
4682 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
4683 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
4684 * tree-ssa-opfinalize.h: New. Function templates for expansion.
4685 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
4686 alloc_vuse, and alloc_mustdef.
4687 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
4688 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
4689 and finalize_ssa_v_must_def_ops.
4690 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
4691 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
4693 (compute_avail): Use generic iterator interface.
4694 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
4695 (stmt_makes_single_load, stmt_makes_single_store): Use
4697 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
4698 (statement_sink_location): Use generic interface.
4699 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
4700 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
4701 reset the immediate use link nodes.
4702 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
4703 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
4704 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
4705 (eliminate_tail_call): Use generic operand interface.
4706 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
4707 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
4709 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
4711 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
4712 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
4714 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
4715 Use statement pointer instead of vuse_optype. Use generic interface.
4716 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
4717 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
4718 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
4719 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
4720 * doc/tree-ssa.texi: Update documentation for operand interface.
4722 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
4724 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
4725 gcc_unreachable as appropriate.
4726 (machopic_function_base_name, machopic_indirect_data_reference,
4727 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
4728 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
4729 * config/rs6000/altivec.md (*mov<mode>_internal,
4730 build_vector_mask_for_load): Likewise.
4731 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
4732 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
4733 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
4734 * config/rs6000/predicates.md (easy_fp_constant,
4735 logical_operand): Likewise.
4736 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
4737 compute_save_world_info, rs6000_emit_prologue,
4738 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
4739 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
4742 2005-05-03 Uros Bizjak <uros@kss-loka.si>
4745 * convert.c (convert_to_integer): Convert ceil and floor in
4748 2005-04-29 Geoffrey Keating <geoffk@apple.com>
4751 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
4752 define_insn_and_split. Split only when memory operand is
4753 offsettable. Use adjust_address rather than plus_constant.
4754 (floatunssidf2_internal): Likewise.
4755 (fix_truncdfsi2_internal): Split only when memory operand is
4756 offsettable. Use adjust_address rather than plus_constant.
4757 (fix_trunctfsi2_internal): Likewise.
4758 (floatsidf2_internal): Likewise.
4760 2005-05-02 Diego Novillo <dnovillo@redhat.com>
4762 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
4763 (set_value_range_to_null): Likewise.
4764 (set_value_range_to_varying): New function. Use it in all
4765 call sites that used to call set_value_range (vr, VR_VARYING, ...).
4766 (extract_range_from_assert): If the integral type has a
4767 super-type, and LIMIT is not within MIN and MAX values of that
4768 type, set the resulting range to VR_VARYING.
4770 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
4772 * config/mmix/mmix.opt: New file.
4773 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
4774 (mmix_cc1_ignored_option): Don't declare.
4775 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
4776 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
4777 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
4778 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
4779 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
4780 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
4781 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
4782 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
4784 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
4785 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
4786 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4788 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
4791 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
4792 * c-decl.c (current_function_prototype_built_in,
4793 current_function_prototype_arg_types): New.
4794 (merge_decls): Keep source location of prototype followed by
4795 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
4796 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
4797 (start_function): Always set current_function_prototype_locus,
4798 current_function_prototype_built_in and
4799 current_function_prototype_arg_types. Check for external
4800 prototype whether or not visible for external function and set
4801 current_function_prototype_arg_types accordingly.
4802 (store_parm_decls_oldstyle): Use
4803 current_function_prototype_arg_types for checking old-style
4804 definition against prototype. Give warnings only if
4805 current_function_prototype_built_in).
4807 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4809 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
4810 (ggc_alloc_zone_stat): Don't define.
4811 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
4812 ggc_alloc_zone_pass_stat.
4813 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
4814 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
4815 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
4817 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4819 * calls.c (expand_call): Handle current_function_pretend_args_size
4820 when checking for sibcalls.
4822 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4824 PR tree-optimization/21294
4825 * tree-vrp.c (vrp_expr_computes_nonzero): New.
4826 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
4828 2005-05-02 Janis Johnson <janis187@us.ibm.com>
4831 * gcov-io.h: Declare gcov external functions hidden.
4833 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4835 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
4836 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
4837 Use VEC instead of VARRAY.
4840 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
4843 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
4845 * c-common.c (resolve_overloaded_builtin): Forward to target
4846 hook for BUILT_IN_MD built-ins.
4847 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
4848 for all types of built-in.
4849 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
4850 in the definition of the target hooks struct.
4851 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
4852 * config/rs6000/altivec.h: Rewritten.
4853 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
4854 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
4855 rs6000_builtin_type, rs6000_builtin_type_compatible,
4856 altivec_overloaded_builtins, rs6000_builtin_type,
4857 rs6000_builtin_type_compatible): New.
4858 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
4860 (def_builtin): Turn into a function. Check for duplicates and store
4861 the builtin into rs6000_builtin_decls.
4862 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
4863 bdesc_1arg): Add overloaded builtins.
4864 (altivec_expand_builtin): Check for unresolved overloaded builtins,
4865 do not support ALTIVEC_COMPILETIME_ERROR.
4866 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
4867 nodes to represent front-end types.
4868 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
4869 with opaque arguments and/or return values.
4870 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
4871 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
4872 (rs6000_builtin_type_index): New.
4873 (is_ev64_opaque_type): Rename to...
4874 (rs6000_is_opaque_type): ... this.
4875 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
4878 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4880 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
4883 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
4884 Bernd Schmidt <bernd.schmidt@analog.com>
4886 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
4887 print_address_operand, print_operand, legitimize_pic_address,
4888 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
4889 output_pop_multiple): Use gcc_assert or gcc_unreachable as
4891 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
4893 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
4895 * doc/passes.texi: Document vectorization pass.
4897 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4899 * tree-scalar-evolution.c (get_exit_conditions_rec,
4900 select_loops_exit_conditions,
4901 number_of_iterations_for_all_loops,
4902 analyze_scalar_evolution_for_all_loop_phi_nodes,
4903 scev_analysis): Use VEC instead of VARRAY.
4905 2005-05-02 Michael Matz <matz@suse.de>
4908 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
4909 (warn_strict_null_sentinel): Define.
4910 (check_function_sentinel): Check for null_node as valid sentinel too.
4911 * c-common.h (c_tree_index): Added CTI_NULL.
4912 (null_node) Define global_tree[CTI_NULL].
4913 (warn_strict_null_sentinel): Declare.
4914 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
4915 * c.opt: (Wstrict-null-sentinel): New C++ option.
4916 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
4918 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4920 * gimplify.c (gimplify_compound_lval): Use VEC instead of
4923 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
4925 * dwarf2out.c (decl_scope_table, push_decl_scope,
4926 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
4929 2005-05-01 Mark Mitchell <mark@codesourcery.com>
4932 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
4934 * doc/cpp.texi (__DEPRECATED): Document.
4935 (__EXCEPTIONS): Likewise.
4936 (__GXX_WEAK__): Likewise.
4938 * function.c (INVOKE__main): Do not define.
4939 (expand_main_function): Check HAS_INIT_SECTION when determining
4940 whether or not to call __main.
4942 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4944 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4946 2005-01-05 Paul Brook <paul@codesourcery.com>
4948 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
4949 (INITIALIZE_TRAMPOLINE): Use it.
4950 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
4951 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
4952 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
4954 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
4956 * doc/install.texi (Specific): Omit dots in the @anchors names
4957 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
4958 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
4960 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4962 PR tree-optimization/18316
4963 PR tree-optimization/19126
4964 * tree.c (build_int_cst_type): Avoid shift by size of type.
4965 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
4967 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4968 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
4970 (dump_cand): Dump depends_on information.
4971 (determine_biv_step): Add argument to simple_iv call.
4972 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
4973 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
4975 (add_candidate_1): Record depends_on for candidates.
4976 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
4977 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
4978 Handle ivs with nonconstant step.
4979 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
4980 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
4981 (create_new_iv): Unshare the step before passing it to create_iv.
4982 (free_loop_data): Free cand->depends_on.
4983 (build_addr_strip_iref): New function.
4984 (find_interesting_uses_address): Use build_addr_strip_iref.
4985 (strip_offset_1): Split the recursive part from strip_offset.
4986 Strip constant offset component_refs and array_refs.
4987 (strip_offset): Split the recursive part to strip_offset_1.
4988 (add_address_candidates): Removed.
4989 (add_derived_ivs_candidates): Do not use add_address_candidates.
4990 (add_iv_value_candidates): Add candidates with stripped constant
4991 offset. Consider all candidates with initial value 0 important.
4992 (struct affine_tree_combination): New.
4993 (aff_combination_const, aff_combination_elt, aff_combination_scale,
4994 aff_combination_add_elt, aff_combination_add,
4995 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
4996 fold_affine_sum): New functions.
4997 (get_computation_at): Use fold_affine_sum.
4998 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
4999 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5002 2005-04-30 Michael Matz <matz@suse.de>
5004 * config/i386/i386.md (movmemsi): Also active when
5005 TARGET_INLINE_ALL_STRINGOPS.
5007 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5010 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5012 2005-04-30 Paul Brook <paul@codesourcery.com>
5014 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5016 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5017 * config/arm/ieee754-sf.S: Ditto.
5018 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5019 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5021 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5023 * tree-ssanames.c: Fix a comment typo.
5024 * doc/options.texi: Fix a typo.
5026 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5028 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5029 gcc_unreachable as appropriate.
5030 (split_adds_subs, cond_string, print_operand,
5031 h8300_initial_elimination_offset, h8300_classify_operand,
5032 h8300_unary_length, h8300_short_immediate_length,
5033 h8300_bitfield_length, h8300_binary_length,
5034 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5035 compute_plussi_length, compute_plussi_cc, output_logical_op,
5036 compute_logical_op_length, compute_logical_op_cc,
5037 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5038 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5039 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5040 h8300_regs_ok_for_stm): Likewise.
5041 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5042 monitor_prologue): Likewise.
5044 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5046 * loop-invariant.c (invariants, create_new_invariant,
5047 get_inv_cost, best_gain_for_invariant,
5048 find_invariants_to_move, move_invariants,
5049 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5052 2005-04-29 Richard Henderson <rth@redhat.com>
5054 * function.c (instantiate_decls): Remove valid_only argument.
5055 (instantiate_decls_1, instantiate_decl): Likewise.
5056 (instantiate_virtual_regs_1): Delete.
5057 (instantiate_virtual_regs_lossage): Delete.
5058 (instantiate_virtual_regs_in_rtx): New.
5059 (safe_insn_predicate): New.
5060 (instantiate_virtual_regs_in_insn): New.
5061 (instantiate_virtual_regs): Update to match all that. Only run
5062 instantiate_decls once.
5064 2005-04-29 Richard Henderson <rth@redhat.com>
5065 Daniel Jacobowitz <dan@codesourcery.com>
5067 * gengtype.c (write_func_for_structure): Split out ...
5068 (output_type_enum): ... new function. Fix thinko accessing
5069 TYPE_PARAM_STRUCT data.
5071 2005-04-29 Tom Tromey <tromey@redhat.com>
5073 * tree.c (build_block): Removed unused 'tags' argument.
5074 * tree.h (build_block): Removed argument.
5076 2005-04-29 Michael Matz <matz@suse.de>
5078 PR rtl-optimization/21144
5079 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5081 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5083 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5084 flag_reorder_blocks.
5086 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5088 PR tree-optimization/21030
5089 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5090 ranges where VR->MAX is smaller than VR->MIN.
5092 2005-04-29 Devang Patel <dpatel@apple.com>
5094 PR tree-optimization/21272
5095 PR tree-optimization/21266
5096 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5098 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5100 * tree-flow-inline.h: Fix a comment typo.
5101 * doc/tree-ssa.texi: Fix a typo.
5103 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5105 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5107 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5108 gcc_unreachable as appropriate.
5109 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5110 fr30_print_operand, fr30_move_double): Likewise.
5111 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5113 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5115 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
5116 definition has already been provided.
5117 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5118 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
5119 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5121 2005-04-29 Jim Tison <jtison@us.ibm.com>
5123 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
5124 trace hooks calls to improve performance.
5126 2005-04-29 Julian Brown <julian@codesourcery.com>
5127 Mark Mitchell <mark@codesourcery.com>
5128 Paul Brook <paul@codesourcery.com>
5130 * crtstuff.c: Handle targets that use .init_array.
5131 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
5132 that INVOKE__main is set correctly.
5133 (expand_main_function): Test INVOKE__main.
5134 * libgcc2.c: Do not define __main when using .init_array.
5135 * config/arm/arm.c (arm_elf_asm_constructor): New function.
5136 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
5138 (DTORS_SECTION_ASM_OP): Likewise.
5139 (CTOR_LIST_BEGIN): Define specially when in libgcc.
5140 (CTOR_LIST_END): Likewise.
5141 (DTOR_LIST_BEGIN): Likewise.
5142 (DTOR_LIST_END): Likewise.
5143 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
5144 (FINI_SECTION_ASM_OP): Likewise.
5145 (INIT_ARRAY_SECTION_ASM_OP): Define.
5146 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5147 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
5148 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
5149 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
5150 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5152 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5154 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
5155 gcc_assert and gcc_unreachable as appropriate.
5156 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
5157 const_int_cost, output_move_const_into_data_reg,
5158 output_move_qimode, output_move_double, find_addr_reg,
5159 print_operand, print_operand_address): Likewise.
5160 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
5161 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
5162 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
5163 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
5164 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
5165 conditional_trap): Likewise.
5166 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
5168 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5170 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
5171 gcc_unreachable as appropriate.
5172 (gen_conditional_move, xtensa_split_operand_pair,
5173 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
5174 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
5175 xtensa_copy_incoming_a7, xtensa_output_literal,
5176 xtensa_output_literal, xtensa_output_literal): Likewise.
5177 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5178 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
5179 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
5180 movsicc_internal1, movsfcc_internal0,
5181 movsfcc_internal1): Likewise.
5183 2005-04-28 James E Wilson <wilson@specifixinc.com>
5185 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
5186 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
5188 2005-04-28 DJ Delorie <dj@redhat.com>
5190 * opt-functions.awk (var_set): Emit proper initializer for
5191 non-target bitfields.
5193 2005-04-28 Devang Patel <dpatel@apple.com>
5195 * dbxout.c (have_used_extensions): Remove.
5196 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
5197 have_used_extensions.
5199 2005-04-28 James E Wilson <wilson@specifixinc.com>
5201 * doc/install.texi: Update -enable-languages info. Correct path to
5204 2005-04-28 DJ Delorie <dj@redhat.com>
5206 * optc-gen.awk (END): Make sure no variable is defined more
5208 * opth-gen.awk (END): Allocate bits on a per-variable basis.
5209 Allow for bitfield variables other than target_flags.
5210 * doc/options.text (Mask): Document that you may specify a
5211 variable other than target_flags.
5213 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
5215 PR rtl-optimization/18877
5216 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
5217 number in val.start.
5219 2005-04-28 David Edelsohn <edelsohn@gnu.org>
5222 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
5224 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5225 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5226 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
5228 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
5230 * arm.c (legitimize_pic_address): Fix sense of assertion test for
5231 creating pseudos when the base offset is too large.
5233 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5235 * global.c (earlyclobber_regclass): Change the type to
5237 (check_earlyclobber): Update uses of earlyclobber_regclass.
5238 (mark_reg_use_for_earlyclobber): Likewise.
5239 (calculate_local_reg_bb_info): Allocate and free
5240 earlyclobber_regclass using the VEC API.
5242 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
5244 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
5247 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5249 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
5252 * config.gcc: Obsolete c4x-* and tic4x-*.
5254 * tree.h (edge_def): Remove.
5256 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
5257 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
5258 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
5259 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
5262 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
5263 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
5264 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
5265 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
5266 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
5267 machmode.def, mips-tfile.c, params.c, pretty-print.c,
5268 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
5269 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
5270 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
5271 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
5272 config/i386/cygming.h, config/i386/djgpp.h,
5273 config/i386/lynx.h, config/i386/netware.c,
5274 config/i386/winnt.c, config/ia64/ia64-c.c,
5275 config/iq2000/iq2000.c, config/m32r/little.h,
5276 config/m68k/m68k-protos.h, config/m68k/m68k.h,
5277 config/m68k/m68k.md, config/mcore/mcore.c,
5278 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
5279 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
5280 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
5281 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
5282 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
5283 config/pdp11/pdp11.h, config/rs6000/darwin.h,
5284 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
5285 config/s390/2064.md, config/s390/2084.md,
5286 config/s390/s390-modes.def, config/s390/s390-protos.h,
5287 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
5288 config/stormy16/stormy16.c, config/vax/vax-protos.h,
5289 config/vax/vax.c, config/vax/vax.h,
5290 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
5293 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
5295 * c-typeck.c (build_compound_expr): Correct logic in last change.
5297 2005-04-27 James E. Wilson <wilson@specifixinc.com>
5299 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
5300 parameters. Replace conditional move code with assert checking for
5301 ar.lc. Delete obsolete comments.
5302 (set_src_needs_barrier): Delete cond parameter, and code using it.
5303 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
5304 assert checking for PR_REGS. Fix calls to update_set_flags and
5305 set_src_needs_barrier.
5306 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
5307 callers. Rewrite explanatory comment before the function.
5308 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
5311 2005-04-27 Mike Stump <mrs@apple.com>
5313 * doc/cpp.texi: gcc now implements universal character names.
5315 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5318 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
5319 being a compound expression whose right-hand side is cast to void.
5321 2005-04-27 Caroline Tice <ctice@apple.com>
5323 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5324 Remove targetm.have_named_sections test.
5325 (fix_edges_for_rarely_executed_code): Likewise.
5326 (insert_section_boundary_note): Likewise.
5327 (reorder_basic_blocks): Check partitioning flag before calling
5328 verify_hot_cold_block_grouping.
5329 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5330 the function struct rather than global variables.
5331 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5332 (COLD_END_LABEL): Likewise
5333 (cold_text_section_label): New static global variable.
5334 (cold_end_label): Likewise.
5335 (dwarf2out_switch_text_section): Get hot/cold section labels from
5336 the function struct rather than global variables; test to make sure
5338 (output_aranges): Use cold_text_section_label and cold_end_label;
5339 check partitioning flag before putting out delta.
5340 (output_ranges): Remove incorrect code attempting to use
5342 (output_line_info): Get cold section label from function struct; test
5343 to make sure cfun is defined.
5344 (add_location_or_const_value_attribute): Likewise.
5345 (dwarf2out_var_location): Likewise.
5346 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5347 write out cold_text_section_label if partition flag is set.
5348 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5349 * function.h (struct function): Add new fields to point to hot/cold
5350 section labels: hot_section_label, cold_section_label,
5351 hot_section_end_label and cold_section_end_label; also add new field
5352 for cold text section name, unlikely_text_section_name.
5353 * opts.c (decode_options): Turn off partitioning flag if
5354 !targetm.have_named_sections.
5355 * output.h (hot_section_label): Remove.
5356 (hot_section_end_label): Remove.
5357 (cold_section_end_label): Remove.
5358 (unlikely_section_label): Remove.
5359 (unlikely_text_section_name): Remove.
5360 * passes.c (rest_of_handle_final): Remove extra blank line.
5361 * varasm.c (unlikely_section_label): Remove.
5362 (hot_section_label): Remove.
5363 (hot_section_end_label): Remove.
5364 (cold_section_end_label): Remove.
5365 (unlikely_text_section_name): Remove.
5366 (initialize_cold_section_name): Modify to call
5367 targetm.strip_name_encoding; to store cold section name in current
5368 function struct, if it exists; and to only use the decl_section_name
5369 if flag_named_sections is true.
5370 (unlikely_text_section): Modify to get section name out of current
5371 function struct, if there is one; otherwise build it from
5372 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5373 (in_unlikely_text_section): Likewise.
5374 (named_section): Modify to get/put cold section name in current function
5375 struct, if there is one.
5376 (function_section): Change 'bool unlikely' to 'int reloc'; check
5377 targetm.have_named_sections before calling named_section.
5378 (current_function_section): Likewise.
5379 (assemble_start_function): Modify to get/put unlikely_text_section_name
5380 in current function struct; modify to get hot/cold section labels
5381 from function struct; initialize labels using
5382 ASM_GENERATE_INTERNAL_LABEL;
5383 test partitioning flag before writing out hot section label.
5384 (assemble_end_function): Test partitioning flag before writing out
5385 hot/cold section labels.
5386 (default_section_type_flags_1): Get cold text section name from
5387 function struct if there is one; Set flags correctly for
5388 cold text section if there is not a current function struct.
5390 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5392 * tree-ssa-propagate.c (set_rhs): Revert last change.
5394 2005-04-27 Steve Ellcey <sje@cup.hp.com>
5396 * explow.c (convert_memory_address): Add gcc_assert.
5398 2005-04-27 Mark Mitchell <mark@codesourcery.com>
5400 * configure.ac: Check for ld --sysroot support.
5401 * gcc.c: Document %R specifier for specs.
5402 (SYSROOT_SPEC): New macro.
5403 (sysroot_spec): New variable.
5404 (static_specs): Add sysroot_spec.
5405 (main): Pass the sysroot spec to the linker if appropriate.
5406 * configure: Regenerated.
5407 * config.in: Likewise.
5409 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5411 * fold-const.c (fold_binary): Use build_fold_addr_expr
5412 for address calculation and INDIRECT_REF handling.
5414 2005-04-27 Andrew Haley <aph@redhat.com>
5416 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
5418 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5420 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
5421 pointer when thumb backtracing is on.
5423 * config/fp-bit.c (abort): Revert change.
5425 2005-04-27 Ian Lance Taylor <ian@airs.com>
5427 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
5429 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5431 * tree-ssa-dce.c: Fix a comment typo.
5433 2005-04-27 David S. Miller <davem@davemloft.net>
5435 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
5436 Kill setjmpless_size. current_function_calls_setjmp is completely
5437 computed when we are called, so just use the optimized size value
5438 instead of using REG_SAVE_AREA notes.
5439 (optimize_save_area_alloca): Delete....
5440 * rtl.h (optimize_save_area_alloca): Likewise...
5441 * passes.c (rest_of_compilation): and don't call it any more.
5442 * reg-notes.def (SAVE_AREA): Delete.
5444 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5446 * config/fp-bit.c (abort): Add noreturn attribute.
5448 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
5449 gcc_unreachable as appropriate.
5450 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
5451 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
5452 ASM_OUTPUT_REG_POP): Likewise.
5454 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
5456 * tree-complex.c (expand_vector_operations_1): Do not build
5457 VIEW_CONVERT_EXPR's for the lhs.
5459 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5461 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
5462 unnecessary noncanonical RTL handling.
5463 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
5464 gcc_assert and gcc_unreachable.
5466 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
5467 gcc_unreachable as appropriate.
5468 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
5469 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
5470 use_return_insn, const_ok_for_op, arm_gen_constant,
5471 arm_canonicalize_comparison, legitimize_pic_address,
5472 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
5473 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
5474 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
5475 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
5476 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
5477 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
5478 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
5479 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
5480 output_call, output_mov_long_double_fpa_from_arm,
5481 output_mov_long_double_arm_from_fpa,
5482 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
5483 output_move_double, arithmetic_instr, shift_op, int_log2,
5484 output_return_instruction, arm_output_function_prologue,
5485 arm_output_epilogue, arm_output_function_epilogue,
5486 emit_multi_reg_push, arm_get_frame_offsets,
5487 arm_compute_initial_elimination_offset, arm_expand_prologue,
5488 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
5489 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
5490 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
5491 thumb_compute_initial_elimination_offset,
5492 thumb_output_function_prologue, thumb_load_double_from_address,
5493 thumb_output_move_mem_multiple, thumb_reload_out_hi,
5494 arm_emit_vector_const, arm_dbx_register_number): Likewise.
5495 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
5496 * config/arm/arm.md (thumb_extendhisi2,
5497 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
5498 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
5499 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
5500 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
5501 * config/arm/cirrus.md (*cirrus_arm_movdi,
5502 *cirrus_movdf_hard_insn): Likewise.
5503 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5505 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5507 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
5508 (num_ssa_names): Use VEC_length.
5509 (ssa_names): Use VEC_index.
5510 * tree-ssanames.c (ssa_names): Change the type to
5512 (init_ssanames, fini_ssa_names, make_ssanames,
5513 release_ssa_name): Update uses of ssa_names.
5515 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
5516 Use fold_buildN instead of fold (buildN (...)).
5518 2005-04-27 Devang Patel <dpatel@apple.com>
5520 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
5522 2005-04-27 Matt Thomas <matt@3am-software.com>
5523 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
5525 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
5526 (vax_output_mi_thunk): Ditto.
5527 (vax_notice_cc_update): Ditto.
5528 (INDEX_REGISTER_P): Add trailing \.
5529 (BASE_REGISTER_P): Add trailing \.
5530 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
5532 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5534 * tree-ssa-propagate.c (set_rhs): Check operand of
5535 ADDR_EXPR for gimpliness, too.
5537 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5539 * tree-ssa-pre.c: Fix a comment typo.
5541 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5543 PR tree-optimization/21171
5544 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
5545 record address uses if the reference is volatile.
5547 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
5549 * tree-complex.c (expand_vector_operation): New, extracted from
5550 expand_vector_operations_1.
5551 (tree_vec_extract): Build a NOP_EXPR.
5552 (expand_vec_parallel): Do not care about returning the correct type.
5553 (expand_vector_operations_1): Call expand_vector_operation.
5554 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
5556 * tree-complex.c (gate_expand_vector_operations): New.
5557 (pass_lower_vector_ssa): Use it.
5558 * tree-optimize.c (init_tree_optimization_passes): Include
5559 pass_lower_vector_ssa.
5560 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
5561 (vectorizable_operation): Use it.
5562 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
5563 integer modes for the vector type.
5565 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5566 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
5567 Do not cope with UNITS_PER_SIMD_WORD == 0.
5568 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
5569 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
5570 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
5571 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5572 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5573 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5574 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5576 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
5577 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
5578 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
5580 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
5581 (UNITS_PER_SIMD_WORD): New.
5583 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5585 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
5586 gcc_unreachable as appropriate.
5587 (ia64_expand_load_address, ia64_expand_tls_address,
5588 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
5589 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
5590 next_scratch_gr_reg, ia64_initial_elimination_offset,
5591 ia64_expand_prologue, ia64_expand_epilogue,
5592 ia64_output_dwarf_dtprel, ia64_print_operand,
5593 ia64_register_move_cost, first_instruction, rws_access_regno,
5594 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
5595 ia64_sched_init, ia64_variable_issue,
5596 ia64_first_cycle_multipass_dfs_lookahead_guard,
5597 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
5598 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
5599 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
5600 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5601 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5602 * config/ia64/predicates.md (got_symbolic_operand,
5603 sdata_symbolic_operand): Likewise.
5604 * config/ia64/vect.md (vcondv2sf): Likewise.
5606 2005-04-27 Matt Thomas <matt@3am-software.com>
5608 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
5609 CONSTANT_ADDRESS_P in config/vax/vax.h
5610 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
5611 (INDEX_REGISTER_P): New.
5612 (BASE_REGISTER_P): New.
5613 (indirectable_constant_address_p): New. Adapted from
5614 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
5615 (indirectable_address_p): New. Adapted from
5616 INDIRECTABLE_ADDRESS_P in vax.h.
5617 (nonindexed_address_p): New. Adapted from
5618 GO_IF_NONINDEXED_ADDRESS in vax.h.
5619 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
5620 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
5621 (legitimate_address_p): New. Adapted from
5622 GO_IF_LEGITIMATE_ADDRESS in vax.h.
5623 (vax_mode_dependent_address_p): New. Adapted from
5624 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
5625 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
5626 legitimate_constant_address_p.
5627 (CONSTANT_P): Use legitimate_constant_p.
5628 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
5629 (INDIRECTABLE_ADDRESS_P): Removed.
5630 (GO_IF_NONINDEXED_ADDRESS): Removed.
5631 (INDEX_TEMP_P): Removed.
5632 (GO_IF_REG_PLUS_INDEX): Removed.
5633 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
5634 definitions, depending on whether REG_OK_STRICT is defined.
5635 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
5636 Two definitions, depending on whether REG_OK_STRICT is defined.
5637 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
5639 (legitimate_constant_p): Prototype added.
5640 (legitimate_address_p): Prototype added.
5641 (vax_mode_dependent_address_p): Prototype added.
5643 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5645 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
5647 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5650 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
5653 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5656 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
5657 assertion failures, if __gcc_host_wide_int__ is not properly
5659 (init_dynamic_diag_info): Give errors, not assertion failures, if
5660 location_t, tree or __gcc_host_wide_int__ are not properly
5663 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5665 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
5666 n_iv_uses, iv_use, n_iv_cands, iv_cand,
5667 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
5668 prepare_decl_rtl, free_loop_data,
5669 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
5672 * tree.h (tree_phi_node): Add a comment about the order of PHI
5675 2005-04-26 Paul Brook <paul@codesourcery.com>
5677 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
5679 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
5681 * config/mips.mips.c (mips_legitimize_tls_address): Use
5684 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
5685 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
5686 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
5688 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
5691 2005-04-26 Jeff Law <law@redhat.com>
5693 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
5694 (op_iter_init_must_and_may_def): Likewise.
5695 (unmodifiable_var_p): Move to a later point in the file.
5696 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
5697 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
5698 (dse_record_phis): Directly check for virtual operands rather than
5699 using need_imm_uses_for.
5700 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
5701 store has multiple V_{MAY,MUST}_DEF operands.
5703 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
5705 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
5708 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5710 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
5711 call to find_edge outside a loop to go through a PHI chain.
5713 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
5715 PR tree-optimization/17598
5716 * fold-const.c (fold_binary): Fold comparisons of addresses
5717 of COMPONENT_REFs which reference the same field to
5718 comparisons of the addresses of the base objects.
5720 2005-04-26 Julian Brown <julian@codesourcery.com>
5722 * config/arm/arm.c (arm_return_in_msb): New function.
5723 (arm_must_pass_in_stack): New function.
5724 (TARGET_RETURN_IN_MSB): Define target hook.
5725 (TARGET_MUST_PASS_IN_STACK): Define target hook.
5726 (arm_function_value): Pad small aggregate return.
5727 (arm_pad_arg_upward): New function.
5728 (arm_pad_reg_upward): New function.
5729 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
5730 (FUNCTION_ARG_PADDING): Define macro.
5731 (BLOCK_REG_PADDING): Define macro.
5732 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
5733 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
5734 (arm_pad_reg_upward): Declare function.
5736 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5738 * basic-block.h (ei_cond): New.
5739 (FOR_EACH_EDGE): Call ei_cond.
5741 PR tree-optimization/21047
5742 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
5743 (fold): Don't handle ASSERT_EXPR.
5745 2005-04-25 Roger Sayle <roger@eyesopen.com>
5747 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
5748 all writes to any stack register as a read/write dependency on
5750 (sched_analyze_2): Likewise, for reads from any stack register.
5752 2005-04-25 Richard Henderson <rth@redhat.com>
5754 * final.c (output_addr_const): Revert 2005-04-09 change.
5756 2005-04-25 Mike Stump <mrs@apple.com>
5758 * config/darwin.c (darwin_encode_section_info): Always set
5759 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
5761 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5763 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
5764 gensupport.c, protoize.c, toplev.c: Replace calls to
5765 `unlock_stream' with `unlock_std_streams'.
5767 2005-04-25 Devang Patel <dpatel@apple.com>
5769 * dbxout.c (dbxout_type): Emit attribute vector.
5771 2005-04-05 Paul Brook <paul@codesourcery.com>
5773 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
5774 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
5775 * config/arm/arm.c (arm_cxx_atexit_name): New function.
5776 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
5777 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
5778 (register_dtor_fn): Likewise.
5779 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
5781 2005-04-25 Ian Lance Taylor <ian@airs.com>
5783 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
5784 * c-common.h (EXPR_STMT_EXPR): Don't define.
5785 (c_common_stmt_codes): Don't define.
5786 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
5787 * c-gimplify.c (gimplify_expr_stmt): Remove.
5788 (c_gimplify_expr): Remove EXPR_STMT case.
5789 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
5790 to INIT_STATEMENT_CODES.
5791 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
5793 2005-04-25 Jan Hubicka <jh@suse.cz>
5795 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
5797 * except.c: Include diagnostic.h
5798 (dump_eh_tree, verify_eh_tree): New functions.
5799 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
5800 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
5801 (dump_function_to_file): dump eh tree.
5802 * tree-eh.c (mark_eh_edge): New function.
5803 (mark_eh_edge_found_error): New static variable.
5804 (verify_eh_edges): New function.
5806 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
5808 * tree-ssa-alias.c (fieldoff_t): Remove.
5809 (fieldoff_s): typedef the structure itself. Create a vector of
5811 (push_fields_onto_fieldstack): Return count of fields pushed.
5812 Remove peeling of first field. Adjust.
5813 (fieldoff_compare): Adjust.
5814 (create_overlap_variables_for): Adjust.
5816 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5818 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
5820 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5823 * doc/install.texi: Document correct assembler and linker to use
5824 on i?86-*-solaris2.10.
5826 2005-04-25 Steven Bosscher <stevenb@suse.de>
5828 Fix PR tree-optimization/21173
5830 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
5831 Unshare expression we pass to force_gimple_operand.
5833 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
5834 Stephen Clarke <stevec@superh.com>
5835 Roger Sayle <roger@eyesopen.com>
5837 PR rtl-optimization/20413
5838 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
5839 VOIDmode for LABEL_REF.
5840 * final.c (shorten_branches): Likewise.
5841 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
5842 * loop.c (reg_dead_after_loop): Likewise.
5843 * varasm.c (decode_addr_const): Likewise.
5844 * doc/rtl.texi: Document mode requirement for LABEL_REF.
5846 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
5848 * config.gcc (avr-*-*): Remove redundant "case".
5850 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
5852 * tree-vect-analyze.c (vect_mark_relevant): Take
5853 VEC(tree,heap) instead of varray_type as an argument.
5854 (vect_mark_stmts_to_be_vectorized): Change the type of
5855 worklist to VEC(tree,heap). Adjust uses of worklist.
5857 2005-04-24 Devang Patel <dpatel@apple.com>
5859 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
5861 2005-04-24 Ian Lance Taylor <ian@airs.com>
5863 * c-semantics.c (build_stmt): Remove test of specific tree codes
5864 for TREE_SIDE_EFFECTS handling.
5866 2005-04-24 Per Bothner <per@bothner.com>
5868 * c-opts.c (finish_options): Make the line-number of the <built-in>
5869 location 0, as assumed elsewhere, rather than 1.
5871 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5873 * tree-ssa-uncprop.c (equiv_stack): Change the type o
5875 (tree_ssa_uncprop, uncprop_finalize_block,
5876 uncprop_initialize_block): Update uses of equiv_stack.
5878 2005-04-24 Richard Henderson <rth@redhat.com>
5881 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
5882 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
5884 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
5885 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
5886 <DIV, MOD>: Likewise.
5888 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5890 * collect2.c (main): Unlock the stdio streams.
5891 * gcc.c (main): Likewise.
5892 * gcov-dump.c (main): Likewise.
5893 * gcov.c (main): Likewise.
5894 * gen-protos.c (main): Likewise.
5895 * gensupport.c (init_md_reader_args_cb): Likewise.
5896 * protoize.c (main): Likewise.
5897 * toplev.c (general_init): Likewise.
5899 2005-04-24 Jakub Jelinek <jakub@redhat.com>
5902 * cgraph.h (cgraph_local_info): Add vtable_method field.
5903 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
5904 and node is vtable_method, finalized and not reachable, don't do
5907 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5909 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
5911 * tree-ssa-pre.c (create_value_expr_from): Use
5912 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
5913 * tree-ssa-propagate.c (stmt_makes_single_load,
5914 stmt_makes_single_store): Use REFERENCE_CLASS_P.
5915 * tree-vect-transform.c (vect_is_simple_cond): Use
5917 * tree-vrp.c (extract_range_from_assert,
5918 build_assert_expr_for, fp_predicate, has_assert_expr): Use
5921 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
5922 of tpa_to_clear to VEC(int,heap). Update uses of
5923 tpa_to_clear. Free tpa_to_clear at the end.
5925 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
5927 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
5930 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
5932 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
5933 and gcc_unreachable as appropriate.
5934 (num_insns_constant, output_vec_const_move,
5935 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
5936 rs6000_emit_set_const, rs6000_emit_move,
5937 spe_build_register_parallel, function_arg,
5938 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
5939 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
5940 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
5941 rs6000_common_init_builtins, expand_block_clear,
5942 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
5943 extract_ME, rs6000_get_some_local_dynamic_name,
5944 rs6000_output_function_entry, print_operand,
5945 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
5946 output_cbranch, output_e500_flip_gt_bit,
5947 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
5948 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
5949 compute_save_world_info, rs6000_stack_info,
5950 rs6000_emit_load_toc_table, rs6000_frame_related,
5951 spe_synthesize_frame_save, rs6000_emit_epilogue,
5952 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
5953 output_function_profiler, rs6000_trampoline_size,
5954 rs6000_initialize_trampoline, find_addr_reg,
5955 rs6000_machopic_legitimize_pic_address,
5956 rs6000_initial_elimination_offset,
5957 rs6000_dbx_register_number): Likewise.
5958 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
5959 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
5960 *movti_power, *movti_string, call, call_value, sibcall,
5961 sibcall_value): Likewise.
5962 * config/rs6000/spe.md (*movdf_e500_double,
5963 *movv2si_internal): Likewise.
5964 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
5967 2005-04-24 Richard Henderson <rth@redhat.com>
5970 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
5971 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
5972 Deny modes smaller than 4 bytes.
5973 * config/i386/i386-protos.h: Update.
5975 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
5977 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
5978 Switch h8300-*-rtems* to ELF.
5980 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5982 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
5984 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5986 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
5988 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
5991 * fold-const.c: Fold &a[i]-&a[j] to i-j.
5993 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5995 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
5996 definitions of ssa names in condition. Split recusive part to ...
5997 (tree_simplify_using_condition_1): New function.
5998 (expand_simple_operations): New function.
6000 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6002 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6003 (find_interesting_uses_cond): Do not use integer_zerop and
6004 integer_nonzerop to check for integer constants.
6005 (set_use_iv_cost): Record the value field.
6006 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6007 determine_use_iv_cost_outer): Set the value field of the cost pair.
6008 (may_eliminate_iv): Do not return the comparison code.
6009 (iv_elimination_compare): New function.
6010 (determine_use_iv_cost_condition): Set the value field. Record
6011 noneliminable invariants correctly.
6012 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6014 2005-04-23 DJ Delorie <dj@redhat.com>
6016 * diagnostic.c (warning): Accept parameter to classify warning option.
6017 (warning0): New, for when a pointer to an error() like function is needed.
6018 * errors.c (warning): Likewise.
6019 * errors.h (warning, warning0): Adjust prototypes.
6020 * toplev.h (warning, warning0): Likewise.
6022 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6023 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6024 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6025 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6026 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6027 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6028 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6029 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6031 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6032 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6033 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6034 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6035 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6036 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6037 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6038 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6039 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6040 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6041 config/rs6000/aix52.h, config/rs6000/darwin.h,
6042 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6043 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6044 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6045 config/stormy16/stormy16.c, config/v850/v850-c.c,
6046 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6049 2005-04-23 Richard Henderson <rth@redhat.com>
6052 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6053 performing some integral scalar simplifications.
6055 2005-04-23 Richard Henderson <rth@redhat.com>
6058 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6059 simplifying CONST_VECTOR.
6061 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6063 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6064 heap as an argument. Update uses of stack.
6065 (calculate_live_on_entry): Allocate stack on heap.
6067 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6068 partition_link and tpa_nodes on heap.
6070 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6071 (mark_stmt_necessary, propagate_necessity,
6072 mark_really_necessary_kill_operand_phis): Update uses of
6074 (tree_dce_init): Allocate worklist using VEC_alloc.
6075 (tree_dce_done): Free worklist using VEC_free.
6077 2005-04-23 Mike Stump <mrs@apple.com>
6079 * config/darwin.c (machopic_indirection_name): Don't use
6081 (darwin_emit_unwind_label): Use user_label_prefix instead of
6084 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6086 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6088 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6090 * config.gcc <cris-*>: Specify .opt files.
6091 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6092 config/cris/linux.opt: New files.
6093 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6094 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6095 (TARGET_ELF): Override to 0.
6096 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6097 -melinux-stacksize=N.
6098 * config/cris/cris.c: (cris_handle_option): New function.
6099 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6100 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6101 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6102 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6103 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6104 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6105 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6106 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6107 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6108 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6109 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6110 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6111 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6112 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6113 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6114 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6115 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
6116 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6117 (TARGET_LINUX): Define 0.
6118 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6119 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
6120 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
6121 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
6122 (TARGET_LINUX): Override to 1.
6123 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6125 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
6127 * haifa-sched.c (schedule_block): Fix thinko in previous
6128 assertification patch.
6130 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
6132 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
6133 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
6134 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6135 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
6136 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
6137 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6138 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
6140 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
6141 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
6142 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
6143 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
6144 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
6145 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
6146 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
6147 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
6148 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
6149 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
6150 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
6151 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
6152 (SUBTARGET_OPTIONS): Delete.
6153 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
6154 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
6155 instead of a string.
6156 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
6157 (pa_cpu_string, pa_unix_string): Delete.
6158 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
6159 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
6161 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6162 (pa_handle_option): New function.
6163 (override_options): Remove handling of -march=, -mfixed-range=,
6164 -mschedule= and -munix=.
6165 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
6166 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
6167 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
6168 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
6169 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
6170 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
6171 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
6173 * config/pa/pa.opt: New file.
6174 * config/pa/pa-hpux.opt: New file.
6175 * config/pa/pa-hpux1010.opt: New file.
6176 * config/pa/pa-hpux1111.opt: New file.
6177 * config/pa/pa64-hpux.opt: New file.
6179 2005-04-22 David S. Miller <davem@davemloft.net>
6181 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
6182 integer when it's mode is VOIDmode not DImode.
6184 2005-04-22 Geoffrey Keating <geoffk@apple.com>
6186 * config/rs6000/rs6000.md (sync_add<mode>_internal,
6187 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
6188 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
6189 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
6190 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
6191 "bne- $-xxx" rather than local labels.
6192 (sync_lock_release<mode>): Add second operand.
6193 (lwsync): Use .long rather than a more meaningful opcode.
6194 * doc/md.texi (Standard Names): Add description of second
6195 parameter to sync_lock_test_and_set.
6197 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6199 PR tree-optimization/21088
6200 * fold-const.c (fold_unary, fold_binary, fold_ternary):
6202 * tree-vrp.c (compare_values): Use fold_binary to compare
6203 pointers. Use boolean_type_node as the type of a comparison
6204 expression being folded.
6205 * tree.h: Add prototypes for fold_unary, fold_binary,
6208 * tree-ssa-dom.c: Fix formatting.
6210 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6212 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
6213 * lambda-code.c (perfect_nestify): Mark virtual operands in
6214 the moved statement for renaming.
6215 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
6216 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6217 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
6218 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6219 * tree-flow.h (struct var_ann_d): Update comments.
6220 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
6221 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
6222 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
6223 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
6224 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
6225 debug_names_replaced_by): Remove declarations.
6226 (delete_update_ssa, get_current_def, set_current_def): Declare.
6227 (rewrite_into_loop_closed_ssa): Add new argument. Update
6229 * tree-into-ssa.c: Include params.h.
6230 (old_virtual_ssa_names): Remove. Update all users.
6231 (need_to_replace_names_p): Remove. Update all users.
6232 (struct update_ssa_stats_d): Declare.
6233 (update_ssa_stats): New local.
6234 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
6235 dump_tree_ssa_stats, debug_tree_ssa_stats,
6236 dump_update_ssa, debug_update_ssa,
6237 dump_names_replaced_by, debug_names_replaced_by): Declare.
6238 (get_current_def, set current_def): Make extern.
6239 (is_old_name, is_new_name): Protect against references
6240 past the end of the sets.
6241 (add_new_name_mapping): Assert that OLD and NEW are
6242 different SSA names for the same symbol.
6243 When adding a virtual mapping, update stats for virtual
6245 (insert_phi_nodes_for): If UPDATE_P is true, create the
6246 LHS of the new PHI by duplicating SSA name VAR.
6247 (insert_phi_nodes_1): Remove. Update all users.
6248 (insert_phi_nodes): Remove second argument. Update all
6250 (maybe_replace_use, maybe_replace_def): New.
6251 (rewrite_update_stmt): Call them.
6252 (mark_def_interesting): Remove calls to is_gimple_reg.
6253 (prepare_phi_args_for_update): Remove. Update all users.
6254 (prepare_block_for_update): Only process virtual operands
6255 and GIMPLE registers in normal form.
6256 (prepare_use_sites_for): New.
6257 (prepare_names_to_update): Rename from prepare_def_sites.
6258 Call prepare_use_sites_for.
6259 (dump_update_ssa): Rename from dump_repl_tbl.
6261 Show statistics for virtual mapping heuristic.
6262 (debug_update_ssa): Rename from debug_debug_repl_tbl.
6263 (init_update_ssa): Initialize UPDATE_SSA_STATS.
6264 (delete_update_ssa): Make extern.
6265 (mark_set_for_renaming): If the set is empty, do nothing.
6266 (release_ssa_name_after_update_ssa): Update comment.
6267 (insert_updated_phi_nodes_for): Do not remove existing
6268 PHI nodes for symbols.
6269 (switch_virtuals_to_full_rewrite_p): New.
6270 (switch_virtuals_to_full_rewrite): New.
6271 (update_ssa): Call them.
6272 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
6273 for every statement before updating.
6274 If all the names in NEW_SSA_NAMES have been marked for
6275 removal, do nothing.
6276 Only start at the top of the CFG if there are symbols in
6278 (ssa_rewrite_finalize_block): Remove.
6279 (ssa_register_new_def): Remove.
6280 (ssa_rewrite_stmt): Remove.
6281 (ssa_rewrite_phi_arguments): Remove.
6282 (ssa_rewrite_initialize_block): Remove.
6283 (ssa_mark_def_sites): Remove.
6284 (ssa_mark_def_sites_initialize_block): Remove.
6285 (ssa_mark_phi_uses): Remove.
6286 (rewrite_ssa_into_ssa): Remove.
6287 * tree-phinodes.c (find_phi_node_for): Remove.
6288 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6290 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
6291 Remove calls to verify_dominators and
6292 verify_loop_structure.
6293 (tree_unswitch_single_loop): Call update_ssa.
6294 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
6297 (delete_tree_ssa): Assert that need_ssa_update_p returns
6299 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
6300 * tree-vectorizer.c (allocate_new_names, rename_def_op,
6301 free_new_names): Remove. Update all users.
6302 (rename_use_op): Call get_current_def.
6303 (rename_variables_in_bb): Do not handle any real or
6305 (slpeel_update_phis_for_duplicate_loop): Call
6306 get_current_def and set_current_def instead of using
6308 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
6309 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
6310 ssa_names_to_replace and delete_update_ssa.
6311 * doc/invoke.texi: Document --param min-virtual-mappings
6312 and --param virtual-mappings-ratio.
6314 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6316 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
6317 for newly created PHI nodes.
6318 Call create_new_def_for for every new V_MAY_DEF and
6319 V_MUST_DEF on the copied statement.
6320 (struct ssa_name_map_entry): Remove.
6321 (ssa_name_map_entry_hash): Remove.
6322 (ssa_name_map_entry_eq): Remove.
6323 (allocate_ssa_names): Remove.
6324 (rewrite_to_new_ssa_names_def): Remove.
6325 (rewrite_to_new_ssa_names_use): Remove.
6326 (rewrite_to_new_ssa_names_bb): Remove.
6327 (rewrite_to_new_ssa_names): Remove.
6328 (tree_duplicate_sese_region): Remove variables ver,
6329 definitions, phi, ssa_name_map and bi.
6330 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
6332 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6333 update_ssa instead of rewrite_ssa_into_ssa.
6334 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
6336 (find_uses_to_rename_use): Add argument 'need_phis'.
6337 (find_uses_to_rename_stmt): Do not scan virtual operands.
6338 (find_uses_to_rename): Only scan PHI nodes for
6340 (rewrite_into_loop_closed_ssa): Call update_ssa.
6341 (check_loop_closed_ssa_use): Ignore virtual operands.
6342 (check_loop_closed_ssa_stmt): Likewise.
6343 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
6345 (rename_variables, set_phi_def_stmts): Remove.
6346 (tree_duplicate_loop_to_header_edge): Reformat comment.
6347 Remove variables BB, I and DEFINITIONS.
6348 Call need_ssa_update_p.
6350 (lv_adjust_loop_header_phi): Reformat comment.
6351 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
6352 (marked_for_rewrite_p, any_marked_for_rewrite_p,
6353 mark_for_rewrite, unmark_all_for_rewrite,
6354 marked_ssa_names): Remove. Update all users.
6355 (release_ssa_name): If VAR has been registered for SSA
6356 updating, do nothing.
6357 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
6358 (build_assert_expr_for): Call register_new_name_mapping.
6359 (insert_range_assertions): Update call to update_ssa.
6360 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
6361 marked_for_rewrite_p, any_marked_for_rewrite_p,
6362 marked_ssa_names): Remove.
6364 2005-04-22 Jeff Law <law@redhat.com>
6366 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
6367 (restore_currdefs_to_original_value): Likewise.
6368 (register_definitions_for_stmt): Likewise.
6369 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
6370 for each variable. Do not allocate/free block_defs_stack either.
6371 Do not iterate if we just thread jumps. Only iterate if the
6372 tree_cleanup_cfg does useful work (temporary).
6373 (dom_opt_initialize_block): No longer push a marker on
6375 (dom_opt_finalize_block): Removal call to restore currdefs.
6376 Relax restrictions for recording edge equivalences.
6377 (record_equivalences_from_phis): No longer need to track
6379 (optimize_stmt): Similarly.
6380 (thread_across_edge): Simplify by removing the requirement that
6381 statements in the block we are threading through must be nops.
6382 (initialize_hash_element): Handle GOTO_EXPR.
6384 2005-04-22 David S. Miller <davem@davemloft.net>
6386 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
6388 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
6389 fix check on CONST_DOUBLE mode. It should be VOIDmode
6390 when it is representing an integer.
6392 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6394 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
6395 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
6396 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
6397 find_char_info_specifier_index,
6398 find_length_info_modifier_index): Likewise.
6399 * c-typeck.c (composite_type, pop_init_level): Likewise.
6400 * combine.c (cant_combine_insn_p, try_combine): Likewise.
6401 * cse.c (cse_insn): Likewise
6402 * dominance.c (calc_dfs_tree): Likewise
6403 dwarf2out.c (loc_descriptor_from_tree_1,
6404 add_abstract_origin_attribute, force_decl_die,
6405 force_type_die): Likewise
6406 emit-rtl.c (operand_subword_force): Likewise
6407 explow.c (hard_function_value): Likewise
6408 expmed.c (store_bit_field, expand_divmod,
6409 emit_store_flag_force): Likewise
6410 expr.c (emit_move_multi_word, store_expr,
6411 expand_expr_real_1): Likewise
6412 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
6413 output_operand): Likewise
6414 flow.c (recompute_reg_usage): Likewise
6415 * function.c (assign_stack_temp_for_type, assign_temp,
6416 handle_epilogue_set): Likewise
6417 * genextract.c (main): Likewise
6418 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
6419 gimplify_modify_expr_rhs, gimplify_expr): Likewise
6420 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
6421 ready_remove, rm_line_notes, rm_other_notes,
6422 schedule_block): Likewise
6423 mips-tfile.c (copy_object, out_of_bounds): Likewise
6425 2005-04-22 David Edelsohn <edelsohn@gnu.org>
6428 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
6429 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
6430 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
6431 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
6433 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
6435 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6437 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
6438 (gcc_tree_to_linear_expression): Convert to heap allocated
6440 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6441 lbv_to_gcc_expression, lle_to_gcc_expression,
6442 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6443 perfect_nestify): Likewise.
6444 lambda.h (gcc_loopnest_to_lambda_loopnest,
6445 lambda_loopnest_to_gcc_loopnest): Likewise.
6446 tree-loop-linear.c (linear_transform_loops): Likewise.
6448 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6450 * config/sparc/predicates.md (arith_double_operand): Use
6451 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
6452 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
6453 (DImode, DFmode constant splitters): Likewise. Remove code for
6454 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
6455 (logical constant splitters): Use const_int_operand predicate.
6456 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
6457 HOST_BITS_PER_WIDE_INT < 64.
6459 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6461 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
6462 gcc_unreachable as appropriate.
6463 (force_mode, emit_move_sequence, singlemove_string,
6464 output_move_double, output_fp_move_double, find_addr_reg,
6465 output_block_move, output_block_clear, output_and,
6466 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
6467 pa_adjust_cost, pa_issue_rate, print_operand,
6468 output_global_address, output_arg_descriptor, output_cbranch,
6469 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
6470 output_call): Likewise.
6471 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
6472 prefetch, prefetch_cc, prefetch_nocc): Likewise.
6474 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
6476 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
6477 _gcov_pow2_profiler and _gcov_one_value_profiler.
6478 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
6479 (GTFILES): Add $(srcdir)/tree-profile.c.
6480 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
6481 __gcov_one_value_profiler): Declare.
6482 * gimplify.c (force_gimple_operand): Check whether the statements
6483 should be produced in ssa form.
6484 (force_gimple_operand_bsi): New function.
6485 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
6486 __gcov_one_value_profiler): New functions.
6487 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
6488 the profiled value is a power of two or not.
6489 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
6490 * tree-flow.h (in_ssa_p): Declare.
6491 (force_gimple_operand_bsi): Declare.
6492 * tree-into-ssa.c (in_ssa_p): New variable.
6493 (rewrite_into_ssa): Set in_ssa_p.
6494 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
6495 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
6496 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
6497 tree_one_value_profiler_fn): New variables.
6498 (tree_init_edge_profiler): Initialize the profiler function decls.
6499 (tree_gen_edge_profiler): Use global gcov_type_node.
6500 (prepare_instrumented_value): New function.
6501 (tree_gen_interval_profiler, tree_gen_interval_profiler,
6502 tree_gen_one_value_profiler): Call the library functions instead of
6503 creating instrumentation code.
6504 * tree.c (build_fn_decl): New function.
6505 * tree.h (build_fn_decl): Declare.
6506 * value-prof.c (rtl_divmod_values_to_profile,
6507 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
6508 tree_mod_pow2_value_transform, tree_find_values_to_profile):
6509 Do not handle may_be_other and precise values of exponents at pow2
6511 (tree_mod_subtract_transform): Reflect that value field of
6512 histogram has changed meaning.
6513 (tree_divmod_values_to_profile): Record the values correctly.
6514 (tree_values_to_profile): Update comment.
6515 * value-prof.h (struct histogram_value_t): Remove pow2 data.
6517 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
6519 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
6522 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6524 * config/i386/i386.md (length_immediate): Use gcc_assert or
6525 gcc_unreachable, as appropriate.
6526 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
6527 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
6528 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
6529 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
6530 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6531 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
6532 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
6533 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
6534 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
6535 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
6536 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
6537 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6538 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
6539 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
6540 *prefetch_sse_rex): Likewise.
6541 * config/i386/predicates.md (x86_64_immediate_operand,
6542 x86_64_zext_immediate_operand, symbolic_operand,
6543 no_seg_address_operand, aligned_operand,
6544 memory_displacement_operand): Likewise.
6545 * config/i386/sse.md (*mov<mode>_internal,
6546 *movv2df_internal): Likewise.
6548 2005-04-22 Jan Hubicka <jh@suse.cz>
6550 * Makefile.in (ipa.o, ipa-inline.o): New files.
6551 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
6552 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
6553 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
6554 * cgraphunit.c (cgraph_default_inline_p,
6555 cgraph_decide_inlining_incrementally, ncalls_inlined,
6556 nfunctions_inlined, initial_insns, overall_insns,
6557 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
6558 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6559 cgraph_mark_inline, cgraph_check_inline_limits,
6560 cgraph_default_inline_p, cgraph_recursive_inlining_p,
6561 update_callee_keys, lookup_recursive_calls,
6562 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
6563 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
6564 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
6565 pass_ipa_inline): Move to ipa-inline.c
6566 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
6568 * ipa-inline.c: New file.
6570 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6572 * doc/invoke.texi (SPARC options): Document that -mapp-regs
6573 is turned off by default on Solaris.
6575 2005-04-21 Roger Sayle <roger@eyesopen.com>
6577 * c-common.h (objc_build_method_signature): Update prototype.
6578 * stub-objc.c (objc_build_method_signature): Update the stub
6579 implementation to accept and ignore additional parameter.
6580 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
6581 the value of ellipsis to objc_build_method_signature instead
6582 of setting TREE_OVERFLOW on the parms TREE_LIST node.
6584 2005-04-21 Geoffrey Keating <geoffk@apple.com>
6586 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
6587 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
6588 gen_rtx_* not gen_rtx_fmt_*.
6589 (rs6000_emit_vector_select): Likewise.
6590 (rs6000_emit_sync): New.
6591 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
6592 (larx, stcx, cmp): New mode substitutions.
6593 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
6594 UNSPEC_ISYNC): New constants.
6595 (rlwinm): Give name.
6596 (memory_barrier, isync, lwsync): New insns.
6597 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
6598 (sync_lock_release<mode>): New expander.
6599 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
6600 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
6601 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
6602 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
6603 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
6604 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
6605 (sync_add<mode>_internal, sync_addshort_internal,
6606 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
6607 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
6608 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
6610 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
6611 is the memory before, not after, the operation. Clarify
6612 barrier requirements.
6614 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6616 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
6617 * lambda.h (lambda_vector_min_nz): Likewise.
6618 * langhooks.h (struct lang_hooks_for_types,
6619 struct lang_hooks): Likewise.
6620 * output.h (assemble_integer, this_is_asm_operands): Likewise.
6623 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
6625 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
6626 comments to avoid 'abort'. Use gcc_assert as necessary.
6627 * opts.c (common_handle_option): Likewise.
6628 * pretty-print.c (pp_base_format_text): Likewise.
6629 * print-rtl.c (print_rtx): Likewise.
6630 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
6631 * regmove.c (try_auto_increment): Likewise.
6632 * reload.c (find_valid_class, find_reloads_toplev,
6633 find_equiv_reg): Likewise.
6634 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
6635 merge_assigned_reloads): Likewise.
6636 * tree-inline.c (inline_forbidden_p_1,
6637 estimate_num_insns_1): Likewise.
6638 * tree-optimize.c (execute_todo): Likewise.
6639 * tree-outof-ssa.c (eliminate_phi): Likewise.
6640 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
6641 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
6642 * tree-ssa-operands.c (parse_ssa_operands,
6643 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
6644 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
6645 * tree-ssanames.c (release_ssa_name): Likewise.
6646 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
6647 walk_tree): Likewise.
6649 * tree-ssa-operands.c (verify_abort): Fold into ..
6650 (verify_imm_links): ... here.
6652 2005-04-21 Richard Henderson <rth@redhat.com>
6654 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
6655 on non-memory operand for previous inversion.
6657 2005-04-21 Devang Patel <dpatel@apple.com>
6659 PR optimization/20994
6660 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
6661 x = !(a == b) : p , q;.
6662 (pass_if_conversion): Verify stmts and flow.
6664 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6666 * optabs.c (gen_conditional_trap): Restore #define.
6668 * alias.c (true_dependence): Remove 'abort' from comments. Use
6669 gcc_assert and gcc_unreachable as appropriate.
6670 (canon_true_dependence): Likewise.
6671 * bb-reorder.c (connect_traces): Likewise.
6672 * c-common.c (c_add_case_label): Likewise.
6673 * c-decl.c (finish_function): Likewise.
6674 * caller-save.c (insert_restore, insert_save): Likewise.
6675 * cfg.c (update_bb_profile_for_threading): Likewise.
6676 * cfganal.c (flow_active_insn_p): Likewise.
6677 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6678 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
6679 cfg_layout_merge_blocks): Likewise.
6680 * ifcvt.c (cond_exec_process_insns, merge_if_block,
6681 find_if_block): Likewise.
6682 * integrate.c (allocate_initial_values): Likewise.
6683 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
6684 swap_condition, unsigned_condition, signed_condition,
6685 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
6686 reg_or_subregno): Likewise.
6687 * lambda-code.c (lambda_compute_auxillary_space,
6688 lambda_transform_legal_p): Likewise.
6689 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
6690 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
6691 lhd_incomplete_type_error, lhd_expand_expr,
6692 lhd_types_compatible_p, lhd_tree_size): Likewise.
6693 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
6694 * local-alloc.c (update_equiv_regs): Likewise.
6695 * loop-unroll.c (peel_loop_completely
6696 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
6697 peel_loop_simple, unroll_loop_stupid,
6698 analyze_iv_to_split_insn): Likewise.
6699 * loop.c (gen_prefetch, find_and_verify_loops,
6700 basic_induction_var): Likewise.
6701 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
6702 * value-prof.c (tree_find_values_to_profile): Likewise.
6703 * varasm.c (named_section, default_assemble_integer,
6704 decode_addr_const): Likewise.
6706 2005-04-21 Alan Modra <amodra@bigpond.net.au>
6707 Fariborz Jahanian <fjahanian@apple.com>
6709 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
6710 portion of argument passed in fpr.
6711 * expr.c (emit_push_insn): Fix computation of 'offset' used to
6712 decide on partial argument save on stack.
6714 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6716 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
6719 2005-04-21 Jan Hubicka <jh@suse.cz>
6721 * cgraphunit.c: Include tree-pass.h
6722 (cgraph_decide_recursive_inlining,
6723 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
6724 cgraph_decide_inlining): Dump goes to dump_file.
6725 (cgraph_optimize): Call ipa passes instead of inliner.
6726 (cgraph_gate_inlining, pass_ipa_inline): New.
6727 * tree-optimize.c (all_ipa_passes): New static variable.
6728 (register_one_dump_file): Dead with IPA passes.
6729 (register_dump_files): Likewise.
6730 (init_tree_optimization_passes): Initialize IPA passes.
6731 (execute_todo): Do cgraph dump when asked to, do not dump function body
6733 * tree-pass.h (TODO_dump_cgraph): New macro.
6734 (ipa_passes): Declare.
6735 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
6737 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6739 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
6740 gcc_assert instead of abort.
6741 (classify_argument, examine_argument, construct_container,
6742 contains_128bit_aligned_vector_p, ix86_check_movabs,
6743 standard_80387_constant_opcode, standard_80387_constant_rtx,
6744 ix86_initial_elimination_offset, ix86_compute_frame_layout,
6745 pro_epilogue_adjust_stack, ix86_expand_epilogue,
6746 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
6747 legitimize_tls_address, output_pic_addr_const,
6748 i386_output_dwarf_dtprel, put_condition_code, print_reg,
6749 get_some_local_dynamic_name, print_operand, print_operand_address,
6750 output_387_binary_op, emit_i387_cw_initialization,
6751 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
6752 ix86_expand_clear, ix86_expand_binary_operator,
6753 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
6754 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
6755 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
6756 ix86_expand_branch, ix86_expand_setcc,
6757 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
6758 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
6759 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
6760 memory_address_length, ix86_attr_length_immediate_default,
6761 ix86_attr_length_address_default, ix86_agi_dependant,
6762 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
6763 ix86_expand_binop_builtin, ix86_force_to_memory,
6764 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
6765 x86_emit_floatuns): Likewise.
6766 * config/i386/netware.c (gen_regparm_prefix,
6767 i386_nlm_strip_name_encoding): Likewise.
6768 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
6770 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6772 * optabs.c (gen_condiational_trap): Remove #define.
6773 (add_equal_note): Assertify. Remove explicit indirection from
6774 call via function pointer.
6775 (expand_ternary_op, expand_simple_binop, expand_binop,
6776 expand_twoval_unop, expand_twoval_binop,
6777 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
6778 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
6779 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
6780 prepare_float_lib_cmp, emit_conditional_move,
6781 emit_conditional_add, gen_add2_insn, gen_add3_insn,
6782 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
6783 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
6784 vector_compare_rtx, expand_vec_cond_expr): Likewise.
6786 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6788 * vec.h: Update API to separate allocation mechanism from type.
6789 (VEC_safe_grow): New.
6790 * vec.c (calculate_allocation): New.
6791 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
6792 (vec_gc_free, vec_heap_free): Remove.
6793 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
6795 (mangle_macro_name): New.
6796 (struct macro_def): New.
6797 (struct macro): Add multiple argument values.
6798 (macro_expans_end): New.
6799 (push_macro_expansion): Chain on new macro. Process multiple
6800 args, create follow on expansion. Return follow on argument.
6801 (macro_input): Deal with multiple arguments.
6803 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
6804 (struct tree_binfo): Adjust.
6805 * basic-block.h: Define VEC(edge,gc).
6806 (struct edge_def): Adjust.
6807 (struct basic_block_def, struct edge_iterator): Likewise.
6808 (ei_container, ei_start_1, ei_last_1): Likewise.
6809 * cfg.c (connect_src, connect_dest): Likewise.
6810 * cfgrtl.c (force_nonfallthru_and_redirect)
6811 * dbxout.c (dbxout_type)
6812 * dwarf2out.c (gen_member_die)
6813 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
6814 (gcc_tree_to_linear_expression): Adjust.
6815 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6816 lbv_to_gcc_expression, lle_to_gcc_expression,
6817 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6818 perfect_nestify): Likewise.
6819 * lambda.h (gcc_loopnest_to_lambda_loopnest,
6820 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
6821 * profile.c (instrument_values): Adjust.
6822 * tree-cfg.c (modified_noreturn_calls): Adjust.
6823 (remove_fallthru_edge): Likewise.
6824 * tree-dump.c (dequeue_and_dump): Adjust.
6825 * tree-flow-inline.h (mark_stmt_modified): Adjust.
6826 * tree-flow.h (modified_noreturn_calls): Adjust.
6827 (tree_on_heap): Remove. (yay!)
6828 (register_new_def): Adjust.
6829 * tree-into-ssa.c: Define VEC(int,heap).
6830 (block_defs_stack): Adjust.
6831 (find_idf, insert_phi_nodes, register_new_def,
6832 rewrite_initialize_block, rewrite_finalize_block,
6833 register_new_update_single, rewrite_update_init_block,
6834 rewrite_update_fini_block, rewrite_blocks,
6835 ssa_rewrite_finalize_block, ssa_register_new_def,
6836 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
6837 * tree-loop-linear.c (linear_transform_loops): Adjust.
6838 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
6839 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
6840 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
6841 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
6842 vrp_variables_stack): Adjust declarations.
6843 (tree_ssa_dominator_optimize): Adjust.
6844 (dom_opt_initialize_block, remove_local_expressions_from_table,
6845 restore_nonzero_vars_to_original_value,
6846 restore_vars_to_original_value,
6847 restore_currdefs_to_original_value, dom_opt_finalize_block,
6848 record_var_is_nonzero, record_cond, record_const_or_copy_1,
6849 optimize_stmt, update_rhs_and_lookup_avail_expr,
6850 lookup_avail_expr, record_range): Likewise.
6851 * tree-ssa-pre.c: Define VEC(basic_block,heap).
6852 (compute_antic_aux): Adjust.
6853 (inserted_exprs, create_expression_by_pieces,
6854 insert_into_preds_of_block, eliminate, mark_operand_necessary,
6855 remove_dead_inserted_code, fini_pre): Likewise.
6856 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
6857 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
6858 ssa_prop_init): Likewise.
6859 * tree-ssa.c: Define VEC(bitmap,heap).
6860 (verify_name_tags): Adjust.
6861 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
6862 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
6863 tree_divmod_values_to_profile, tree_find_values_to_profile,
6864 value_profile_transformations): Likewise.
6865 * value-prof.h: Define VEC(histogram_value,heap).
6866 * varasm.c: Remove alias_pair pointer typedef, define
6868 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
6870 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
6871 not a pointer to it. Create an object vector.
6872 (extern_symbols): Turn into an object vector.
6873 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
6875 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
6878 * Makefile.in (tree-chrec.o): Depend on params.h.
6879 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
6881 * tree-chrec.c: Depend on params.h. Replace build with buildN,
6882 and fold build with fold_buildN.
6883 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
6884 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6885 (tree_contains_chrecs): Compute an estimation of the size of the
6887 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
6888 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
6889 * tree-scalar-evolution.c (simple_iv): Ditto.
6890 * doc/invoke.texi (scev-max-expr-size): Documented.
6892 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
6894 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
6895 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
6896 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
6897 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
6898 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
6899 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
6900 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
6901 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
6902 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
6903 (darwin_fix_and_continue_switch): Delete.
6904 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
6905 (SUBTARGET_SWITCHES): Delete.
6906 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
6907 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
6908 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
6909 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
6910 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
6911 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
6912 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
6913 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
6914 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
6915 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
6916 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
6917 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
6918 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
6919 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
6920 (TARGET_64BIT): Undef before redefining.
6921 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
6922 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
6923 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
6924 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
6925 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
6926 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
6927 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
6928 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6929 (ix86_debug_arg_string, ix86_debug_addr_string)
6930 (ix86_align_loops_string, ix86_align_jumps_string)
6931 (ix86_align_funcs_string): Delete.
6932 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
6933 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
6934 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
6935 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
6936 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
6937 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
6938 (SUBTARGET_SWITCHES): Delete.
6939 * config/i386/i386.c (ix86_debug_arg_string): Delete.
6940 (ix86_debug_addr_string): Delete.
6941 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
6942 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
6943 (ix86_align_loops_string, ix86_align_jumps_string)
6944 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6945 (ix86_align_funcs_string): Make static.
6946 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6947 (ix86_handle_option): New function.
6948 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
6949 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
6950 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
6951 of darwin_fix_and_continue_switch.
6952 (darwin_one_byte_bool): Delete.
6953 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6954 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
6955 to darwin_one_byte_bool.
6956 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
6957 * config/i386/djgpp.opt, config/i386/i386.opt,
6958 * config/i386/sco5.opt: New files.
6960 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6962 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
6963 fp_zero_operand, fp_register_operand, intreg_operand,
6964 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
6965 call_operand, call_operand_address, tgd_symbolic_operand,
6966 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
6967 symbolic_operand, symbolic_memory_operand, label_ref_operand,
6968 sp64_medium_pic_operand, data_segment_operand,
6969 text_segment_operand, splittable_symbolic_memory_operand,
6970 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
6971 eq_or_neq, normal_comp_operator, noov_compare_op,
6972 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
6973 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
6974 const64_operand, const64_high_operand, arith11_operand,
6975 arith10_operand, arith_double_operand, arith_double_4096_operand,
6976 arith_double_add_operand, arith11_double_operand,
6977 arith10_double_operand, small_int, small_int_or_double,
6978 uns_small_int, uns_arith_operand, clobbered_register,
6979 input_operand, compare_operand): Delete.
6980 (sparc_emit_set_const32): Use predicates in assertion. Remove special
6981 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
6982 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
6983 (GEN_HIGHINT64, GEN_INT64): Delete.
6984 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
6985 gen_safe_XOR64): Adjust for above deletion.
6986 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
6987 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
6988 (legitimate_constant_p): Use const_zero_operand instead.
6989 (sparc_extra_constraint_check): Likewise.
6990 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
6991 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
6992 (PREDICATE_CODES): Delete.
6993 * config/sparc/sparc.md: Include predicates.md.
6994 (All patterns): Adjust for new predicate names.
6995 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
6996 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
6997 (movdi): Use general_operand predicate.
6998 (movdi_sp64_dbl): Delete.
6999 (movdi_const64_special): Add 'N' constraint.
7000 (movdicc): Use arith10_operand predicate.
7001 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7002 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7003 (movdi_cc_reg_sp64_trunc): Delete.
7004 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7005 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7006 (subdi3_sp32): Delete.
7007 (subdi3_insn_sp32): Change to define_insn_and_split.
7008 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7009 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7010 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7011 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7012 small_int_operand predicate.
7013 (divdi3, udivdi3): Use arith_operand predicate.
7014 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7015 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7016 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7017 (xordi3_sp64_dbl): Delete.
7018 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7019 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7020 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7021 cmp_ccx_set_not): Use arith_operand predicate.
7022 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7023 * config/sparc/predicates.md: New file.
7025 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7027 PR tree-optimization/14846
7028 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7030 (fold_single_bit_test): ... here.
7031 (fold_binary): Call fold_single_bit_test_into_sign_test
7032 instead of fold_single_bit_test.
7034 2005-04-20 James E Wilson <wilson@specifixinc.com>
7037 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7038 is another declaration.
7040 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7042 * config/cris/predicates.md: New file.
7043 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7044 (cris_movem_load_rest_p): Declare.
7045 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7046 (cris_movem_load_rest_p): Ditto. Globalize.
7047 (cris_bdap_operand, cris_bdap_biap_operand,
7048 cris_orthogonal_operator, cris_commutative_orth_op,
7049 cris_operand_extend_operator,
7050 cris_additive_operand_extend_operator, cris_extend_operator,
7051 cris_plus_or_bound_operator, cris_mem_op,
7052 cris_general_operand_or_symbol,
7053 cris_general_operand_or_gotless_symbol,
7054 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7055 cris_load_multiple_op): Remove predicate functions.
7056 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7057 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7058 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7059 * config/cris/cris.md: Include predicates.md.
7060 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7062 2005-04-20 Ian Lance Taylor <ian@airs.com>
7064 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7065 * c-common.h (STMT_EXPR_STMT): Don't define.
7066 (STMT_EXPR_NO_SCOPE): Don't define.
7067 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7068 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7069 (pp_c_expression): Likewise.
7071 2005-04-20 Richard Henderson <rth@redhat.com>
7074 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7076 2005-04-20 Jeff Law <law@redhat.com>
7078 * reload1.c (reload): Ignore equivalences between pseudos and
7081 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7084 * c-tree.h (struct c_label_list): Update comment.
7085 (struct c_label_context): Rename to struct c_label_context_se.
7086 (label_context_stack): Rename to label_context_stack_se.
7087 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7088 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7089 c_end_vm_scope): New.
7090 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7091 * c-decl.c (pop_scope): Call c_end_vm_scope.
7092 (pushdecl): Call c_begin_vm_scope for variably modified
7094 (define_label): Check for jumping into scope of identifier with
7095 variably modified type. Push label on stack for those defined at
7096 current context of identifiers with variably modified type.
7097 (start_function): Create stack level for context of identifiers
7098 with variably modified type.
7099 (finish_function): Pop stack level for context of identifiers with
7100 variably modified type.
7101 * c-typeck.c (label_context_stack): Rename to
7102 label_context_stack_se.
7103 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7104 (c_finish_goto_label): Check for jumping into scope of identifier
7105 with variably modified type. Push label on stack for those jumped
7106 to from current context of identifiers with variably modified
7108 (struct c_switch): Add blocked_vm.
7109 (c_start_case): Initialize blocked_vm.
7110 (do_case): Check blocked_vm.
7111 (c_finish_case): Add comment.
7112 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7113 variable label_context_stack.
7115 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7117 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
7118 conditional_replacement, value_replacement, abs_replacement,
7120 (replace_phi_edge_with_variable): Remove argument BB.
7121 (conditional_replacement, value_replacement,
7122 minmax_replacement, abs_replacement): Remove argument PHI_BB.
7123 Update a call to replace_phi_edge_with_variable.
7125 * tree-ssa-phiopt.c: Fix comments.
7127 2005-04-20 Michael Matz <matz@suse.de>
7130 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
7133 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7135 * tree-ssa-phiopt.c: Fix comment typos.
7137 PR tree-optimization/21116
7138 * tree-ssa-phiopt.c: Fix a typo.
7140 2005-04-19 Richard Henderson <rth@redhat.com>
7142 * builtins.c (expand_builtin_sync_operation): Revert last change.
7143 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
7145 (expand_compare_and_swap_loop): Likewise.
7146 (expand_sync_operation): Remove fallback from NAND to AND; invert
7147 memory operand when expanding from cmpxchg.
7148 (expand_sync_fetch_operation): Likewise.
7149 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
7152 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
7153 when implementing NAND. Fix double-add for AFTER.
7154 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
7155 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7156 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
7158 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
7161 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
7162 to return old memory value.
7163 (sync_compare_and_swap_cc<IMODE>): Likewise.
7165 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
7166 return pre-reload. Don't consider output or anti dependencies.
7167 * config/ia64/sync.md (IMODE): New.
7168 (modesuffix): Add QI and HI.
7169 (memory_barrier): Simplify expansion.
7170 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
7171 (cmpxchg_acq_<IMODE>): Likewise.
7172 (sync_lock_test_and_set<IMODE>): Likewise.
7173 (sync_lock_release<IMODE>): Likewise.
7175 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7177 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
7180 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7182 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
7184 2005-04-20 Michael Pogue <michael.pogue@sun.com>
7185 Joseph S. Myers <joseph@codesourcery.com>
7187 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
7188 * c-typeck.c (build_c_cast): Check these options.
7189 * doc/invoke.texi: Document these options.
7191 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7193 * tree-ssa-phiopt.c: Update a comment about the pass.
7195 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7197 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
7198 config/mcore/mcore.c: Fix comment typos.
7200 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
7202 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
7203 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
7205 2005-04-19 Paul Brook <paul@codesourcery.com>
7207 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
7209 2005-04-19 Andrew Haley <aph@redhat.com>
7212 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
7213 looking at a field's bitpos.
7215 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7217 * system.h (fopen, fdopen, freopen): Define these to the unlocked
7218 libiberty functions.
7220 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7222 PR tree-optimization/21096
7223 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
7225 2005-04-19 Alan Modra <amodra@bigpond.net.au>
7228 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
7229 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7231 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
7233 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
7234 refers to the function being dumped.
7236 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
7238 * varasm.c (assemble_start_function): Remove reset of in_section.
7240 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7242 PR tree-optimization/21085
7243 * fold-const (fold_binary): Don't change X % -C to X % C if C has
7246 2005-04-19 Ben Elliston <bje@au.ibm.com>
7248 * doc/invoke.texi (Optimize Options): Refer to the correct
7249 optimisation flag -ftree-dominator-opts, not -ftree-dom.
7251 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
7253 * config/rs6000/rs6000.c (machopic_output_stub): Increase
7254 alloca argument to be big enough.
7256 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
7259 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
7262 2005-04-18 Tom Tromey <tromey@redhat.com>
7264 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
7267 2005-04-18 Richard Henderson <rth@redhat.com>
7269 * config/alpha/alpha.c (alpha_split_atomic_op): New.
7270 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
7271 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
7272 * config/alpha/alpha-protos.h: Update.
7273 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
7274 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
7275 (attr type): Add ld_l, st_c, mb.
7276 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
7277 iornotsi3, xorsi_internal, xornotsi3): New.
7278 * config/alpha/ev4.md (ev4_ld): Add ld_l.
7279 (ev4_ist_c, ev4_mb): New.
7280 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
7282 * config/alpha/ev6.md (ev6_ild): Add ld_l.
7283 (ev6_ist): Add st_c.
7285 * config/alpha/sync.md: New file.
7287 2005-04-18 Richard Henderson <rth@redhat.com>
7289 * builtins.c (expand_builtin_sync_operation): Fold nand to and
7292 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
7294 2005-04-18 Devang Patel <dpatel@apple.com>
7296 * config/rs6000/atlivec.md (mulv4si3): New pattern.
7298 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7300 PR tree-optimization/20922
7301 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
7302 Fold X + c >= X and fold X - c <= X to true.
7304 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7306 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
7308 (emergency_labeled_state_free): Likewise.
7310 2005-04-18 Nick Clifton <nickc@redhat.com>
7312 * config/h8300/h8300.md (jump): Remove prescan parameter from
7313 calls to final_scan_insn.
7315 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
7316 parameter from calls to final_scan_insn.
7318 * config.gcc (m68hc12): Use the m68hc11.opt file for target
7320 (v850e, v850e1): Use the v850.opt file for target specific
7323 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
7325 PR tree-optimization/21001
7326 * tree-optimize.c (init_tree_optimization_passes): Move the
7327 first pass_forwprop immediately before pass_vrp.
7329 2005-04-17 Ian Lance Taylor <ian@airs.com>
7331 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
7332 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
7333 from enum tree_code op to bool is_sizeof.
7334 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
7335 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
7336 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
7338 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
7340 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
7343 2005-04-17 Ian Lance Taylor <ian@airs.com>
7345 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
7347 2005-04-17 Richard Henderson <rth@redhat.com>
7349 * config/alpha/alpha.c (va_list_skip_additions): Only define if
7351 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
7352 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
7353 of indirection through ssa names while looking for the gpr counter
7355 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
7356 saved va_list_gpr_size and va_list_fpr_size.
7358 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7360 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
7361 both pointers or both integers.
7363 * tree-vrp.c (maybe_add_assert_expr): Don't assert
7364 ASSERT_EXPRs for single-use variable.
7366 * tree-into-ssa.c: Fix a comment typo.
7368 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
7370 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
7371 -mipsN before forcing a default of -mips2.
7373 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7375 * predict.h (IS_TAKEN): Remove.
7376 * rtl.h (NOTE_PREDICTION): Likewise.
7378 * modulo-sched.c (CFG_HOOKS): Remove.
7380 * c-parser.c (N_C_TTYPES): Remove.
7382 * tree-flow-inline.h (get_stmt_operands): Remove.
7383 * lambda-code.c, tree-ssa-loop-unswitch.c,
7384 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
7385 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
7386 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
7387 calls to get_stmt_operands.
7388 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
7390 2005-04-17 Richard Henderson <rth@redhat.com>
7393 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
7394 of CUMULATIVE_ARGS past the last named argument.
7395 (alpha_va_start): Expect pretend_args_size only if strictly less than
7398 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7401 * builtins.c (expand_builtin_strcat): Convert the result of
7402 strlen to the right type.
7403 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
7404 avoid creating type mismatches.
7405 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
7408 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
7410 2005-04-16 Richard Henderson <rth@redhat.com>
7413 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
7414 Use the mode of boolean_type_node when the user doesn't provide one.
7415 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
7417 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
7420 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
7423 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
7426 2005-04-16 Roger Sayle <roger@eyesopen.com>
7427 Steven Bosscher <stevenb@suse.de>
7429 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
7430 (fold_unary_to_constant): Likewise.
7432 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
7434 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
7437 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
7439 * doc/install.texi (Specific): Avoid using asterisks in @anchor
7440 names related to target triplets.
7441 Remove i?86-*-esix from platform directory.
7442 Remove powerpc-*-eabiaix from platform directory.
7444 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
7447 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
7448 falling through from SUBREG case to REG.
7450 2005-04-15 Roger Sayle <roger@eyesopen.com>
7452 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
7453 (fold_binary): Update comment mentioning fold_relational_hi_lo.
7454 (fold_binary_to_constant): Simplify using fold_binary.
7455 (fold_unary_to_constant): Likewise, simplify using fold_unary.
7457 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7459 * gthr-posix.c (pthread_cancel): Define.
7460 (pthread_mutexattr_init): Likewise.
7461 (pthread_mutexattr_settype): Likewise.
7462 (pthread_mutexattr_destroy): Likewise.
7464 2005-04-15 David S. Miller <davem@davemloft.net>
7467 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
7469 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7471 PR tree-optimization/21031
7472 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
7473 (forward_propagate_into_cond_1): Call it. Forward propagate
7474 integer-integer casts into COND_EXPRs.
7476 2005-04-15 Dave Korn <dave.korn@artimi.com>
7478 * gcc.c (default_compilers): Clarify obscure error message when
7479 reading from standard input.
7481 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7483 * basic-block.h (PROP_EQUAL_NOTES): Remove.
7484 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
7486 * tree-ssa-alias.c (init_alias_info): Remove a call to
7489 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
7491 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
7492 of non-virtual PHI nodes like we use to.
7494 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
7496 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
7497 (attr_copy_rtx): Do not use it.
7499 2005-04-15 Andrew Macleod <amacleod@redhat.com>
7501 * doc/tree-ssa.texi: Grammer/abbreviation updates.
7503 2005-04-15 Diego Novillo <dnovillo@redhat.com>
7505 * tree-vect-transform.c (vectorizable_store): Mark necessary
7506 objects in the vectorized store needing renaming. Update the
7507 SSA graph for V_MAY_DEF operands in the original store.
7509 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7511 * tree-ssa-pre.c (compute_avail): It's okay to have
7512 TREE_INVARIANT's here, and value number the resulting expressions.
7513 (create_expression_by_pieces): Make sure operands that were
7514 min_invariant when we started, stay that way.
7516 2005-04-15 David Edelsohn <edelsohn@gnu.org>
7518 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
7520 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7522 PR tree-optimization/20936.
7523 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
7525 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7527 * doc/invoke.texi: Fix typos.
7528 * doc/md.texi: Likewise.
7529 * doc/rtl.texi: Likewise.
7530 * doc/sourcebuild.texi: Likewise.
7531 * doc/tm.texi: Likewise.
7533 2005-04-15 Uros Bizjak <uros@kss-loka.si>
7535 PR tree-optimization/21004
7536 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
7537 and floorl in c99 mode only.
7538 * builtins.c (expand_builtin_int_roundingfn): Assert that
7539 fallback_fndecl is not NULL_TREE.
7541 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7543 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
7544 * basic-block.h: Update the prototype for
7545 purge_all_dead_edges.
7546 * cfgexpand.c (tree_expand_cfg): Update a call to
7547 purge_all_dead_edges.
7548 * combine.c (combine_instructions): Likewise.
7549 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
7550 rest_of_handle_cse2, rest_of_handle_gcse,
7551 rest_of_handle_postreload): likewise.
7553 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
7556 * gimplify.c (gimplify_addr_expr): Compensate for removal of
7557 e.g. cv-qualification conversions.
7559 2005-04-14 Mike Stump <mrs@apple.com>
7561 * config/darwin-c.c (framework_construct_pathname): We must
7562 find all headers of a framework in the first instance of it
7563 found in the seach path.
7565 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7567 PR tree-optimization/21021
7568 * tree-vrp.c (compare_values): Work around a bug in the front
7569 end that produces a comparison of mismatched types.
7571 2004-04-14 Richard Henderson <rth@redhat.com>
7573 * config/ia64/ia64.h (enum fetchop_code): Remove.
7574 (enum ia64_builtins): Move ...
7575 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
7576 members except BSP and FLUSHRS.
7577 (ia64_init_builtins): Remove __sync builtins.
7578 (ia64_expand_builtin): Likewise.
7579 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
7580 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
7581 (ia64_expand_lock_release): Remove.
7582 * config/ia64/ia64.md (mf): Move to sync.md.
7583 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
7584 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
7585 * config/ia64/sync.md: New file.
7586 (memory_barrier): Rename from mf.
7587 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
7588 (cmpxchg_acq_<I48MODE>): Likewise.
7589 (sync_lock_test_and_set<I48MODE>): Likewise.
7591 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
7592 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
7594 2004-04-14 Richard Henderson <rth@redhat.com>
7596 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
7597 (ix86_compare_emitted): New.
7598 (ix86_expand_compare): Use ix86_compare_emitted if set.
7599 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
7600 and ix86_compare_op0 are set.
7601 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
7602 (TARGET_CMPXCHG, TARGET_XADD): New.
7603 (ix86_compare_emitted): Declare.
7604 * config/i386/i386.md: Include sync.md
7605 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
7606 (UNSPECV_XCHG, UNSPECV_LOCK): New.
7607 * config/i386/sync.md: New file.
7609 2004-04-14 Richard Henderson <rth@redhat.com>
7612 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
7613 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
7614 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
7615 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
7616 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
7617 BT_FN_I8_VPTR_I8_I8): New.
7618 * builtins.def (DEF_SYNC_BUILTIN): New.
7619 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
7620 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
7621 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
7622 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
7623 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
7624 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
7625 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
7626 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
7627 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
7628 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
7629 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
7630 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
7631 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
7632 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
7633 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
7634 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
7635 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
7636 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
7637 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
7638 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
7639 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
7640 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
7641 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
7642 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
7643 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
7644 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
7645 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
7646 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
7647 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
7648 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
7649 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
7650 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
7651 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
7652 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
7653 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
7654 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
7655 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
7656 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
7657 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
7658 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
7659 BUILT_IN_SYNCHRONIZE: New.
7660 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
7661 as a function. Accept __sync_ as a prefix as well.
7662 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
7663 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
7664 expand_builtin_lock_release): New.
7665 (expand_builtin): Call them.
7666 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
7667 neither BOTH_P nor FALLBACK_P are defined.
7668 (builtin_type_for_size): New.
7669 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
7670 (resolve_overloaded_builtin): New.
7671 * c-common.h (resolve_overloaded_builtin): Declare.
7672 (builtin_type_for_size): Declare.
7673 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
7674 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
7675 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
7676 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
7677 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
7678 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
7679 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
7680 sync_compare_and_swap_cc, sync_lock_test_and_set,
7681 sync_lock_release): New.
7682 * optabs.h: Declare them.
7683 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
7684 expand_sync_operation, expand_sync_fetch_operation,
7685 expand_sync_lock_test_and_set): Declare.
7686 * genopinit.c (optabs): Add sync optabs.
7687 * optabs.c (init_optabs): Initialize sync optabs.
7688 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
7689 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
7690 expand_sync_operation, expand_sync_fetch_operation,
7691 expand_sync_lock_test_and_set): New.
7692 * doc/extend.texi (Atomic Builtins): New section
7693 * doc/md.texi (Standard Names): Add sync patterns.
7695 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
7697 * tree-eh.c (lower_try_finally_copy): Generate new code in
7698 response to goto_queue entries as if the queue was sorted by
7699 index, not pointers.
7700 (lower_try_finally_switch): Likewise.
7702 2005-04-14 Richard Henderson <rth@redhat.com>
7704 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
7705 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
7707 (ix86_expand_fp_movcc): Update to match.
7708 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
7709 * config/i386/i386-protos.h: Update.
7710 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
7711 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
7713 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
7715 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
7718 2005-04-14 Julian Brown <julian@codesourcery.com>
7720 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
7721 link failures on ppc64 Linux.
7723 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
7725 * config.gcc: Set cpu_type for s390.
7727 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7729 Fix PR tree-optimization/20963
7730 * tree-ssa-pre.c (compute_avail): Remove special case for
7732 (create_expression_by_pieces): Add value numbers for forced out
7735 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
7737 * config/cris/cris.md: Replace references to (reg:SI 16) with
7738 (reg:SI CRIS_SRP_REGNUM).
7740 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7742 PR tree-optimization/20657
7743 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
7744 create an appropriate range from it.
7746 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7748 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
7749 <UNSPEC_FIST_CEIL> case.
7751 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
7752 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
7753 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
7754 to implement lfloor and llfloor built-ins as x87 intrinsic function.
7755 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
7756 (lfloor<mode>2): New expanders.
7757 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
7758 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
7759 to implement lceil and llceil built-ins as x87 intrinsic function.
7760 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
7761 (lceil<mode>2): New expanders.
7763 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7765 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
7766 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
7768 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
7771 * config/s390/s390-modes.def: Define TFmode.
7773 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
7775 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
7776 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7777 * config/mips/mips.c (mips16_insn_length): Remove reference to
7778 JUMP_TABLES_IN_TEXT_SECTION.
7780 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
7782 * simplify-rtx.c (simplify_binary_operation_1): Return
7783 scalar or vector of constant 0, depending on the xor's
7786 2005-04-13 Dale Johannesen <dalej@apple.com>
7788 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
7789 (objc-act.o): Ditto.
7790 * objc/objc-act.c (objc_gimplify_expr): New.
7791 (objc_get_callee_fndecl): New.
7792 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
7793 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
7794 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
7796 2005-04-13 Devang Patel <dpatel@apple.com>
7798 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
7801 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
7803 CRIS prologue as RTL.
7804 * config/cris/cris-protos.h (cris_emit_movem_store)
7805 (cris_expand_prologue): Prototype.
7806 * config/cris/cris.c (struct machine_function): New member
7808 (cfa_label_num, cris_target_asm_function_prologue): Remove.
7809 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
7810 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
7811 (cris_load_multiple_op, cris_return_address_on_stack)
7812 (cris_return_address_on_stack_for_return): ISO-Cify.
7813 (cris_store_multiple_op): New predicate function.
7814 (cris_expand_prologue, cris_emit_movem_store): New functions.
7815 (cris_print_operand) <case 'O'>: Handle modifications other than
7817 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
7818 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
7819 (cris_gen_movem_load): Rearrange slightly to make local variable
7820 src a parameter, removing osrc.
7821 (cris_setup_incoming_varargs): Set machine_function member
7822 stdarg_regs to correspond to the number of registers that need to
7824 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
7826 (PREDICATE_CODES): Add cris_store_multiple_op. Make
7827 cris_general_operand_or_gotless_symbol accept UNSPEC.
7828 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
7829 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
7830 ("*cris_store_multiple"): New pattern. Tweak common comment above
7831 this and "*cris_load_multiple".
7832 ("prologue"): New define_expand.
7834 * config/cris/cris.md ("epilogue"): Conditionalize on
7835 TARGET_PROLOGUE_EPILOGUE.
7837 2005-04-13 Steve Ellcey <sje@cup.hp.com>
7840 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
7841 fpsr 0 instead of fpsr 1.
7842 (divsf3_internal_thr): Ditto.
7843 (divdf3_internal_lat): Ditto.
7844 (divdf3_internal_thr): Ditto.
7845 (divxf3_internal_lat): Ditto.
7846 (divxf3_internal_thr): Ditto.
7848 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7850 PR tree-optimization/20913
7851 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
7853 PR tree-optimization/20702
7854 * tree-vrp.c (maybe_add_assert_expr): Recurse into
7855 dominator children that haven't been walked into.
7857 2005-04-13 Julian Brown <julian@codesourcery.com>
7859 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
7860 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
7863 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7865 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
7866 config/i386/sse.md: Fix comment typos.
7868 * genattrtab.c (NULL_ATTR): Remove.
7869 * ifcvt.c (NULL_EDGE): Likewise.
7871 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
7873 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
7874 NOTE_PREDICT): Remove.
7876 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7878 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
7879 * configure: Regenerate.
7880 * config.in: Likewise.
7881 * system.h: Declare vsnprintf if not already declared.
7883 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7885 * optc-gen.awk: Handle stand-alone Mask records.
7886 * opth-gen.awk: Likewise.
7887 * doc/options.texi (Option file format): Document them.
7888 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
7889 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
7890 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
7891 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
7892 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
7893 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
7894 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
7895 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
7896 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
7897 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
7898 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
7899 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
7900 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
7901 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
7902 TARGET_LONG_DOUBLE_128): Likewise.
7903 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
7904 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
7905 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
7906 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
7907 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
7908 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
7909 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
7910 * config/sparc/sparc.c (fpu_option_set): New global.
7911 (sparc_handle_option): New function.
7912 (sparc_override_options): Test fpu_option_set.
7913 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
7914 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
7915 * config/sparc/sparc.opt: New file.
7916 * config/sparc/little-endian.opt: Likewise.
7917 * config/sparc/long-double-switch.opt: Likewise.
7919 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
7921 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
7922 (bfin_handle_options): Set it if -mshared-library-id= is seen.
7923 * config/bfin/bfin.opt (mshared-library-id=): Lose
7924 Var(bfin_lib_id_given).
7926 2005-04-13 Matt Thomas <matt@3am-software.com>
7928 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
7931 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7933 * rtl.h (CLEAR_RTX_FLAGS): Remove.
7935 * cgraphunit.c (INSNS_PER_CALL): Remove.
7937 * tree-ssa-forwprop.c (vars,
7938 record_single_argument_cond_exprs,
7939 substitute_single_use_vars): Remove.
7940 (forward_propagate_into_cond_1, forward_propagate_into_cond):
7942 (tree_ssa_forward_propagate_single_use_vars): Call
7943 forward_propagate_into_cond for each COND_EXPR.
7945 * tree-inline.c (INSNS_PER_STMT): Remove.
7947 2005-04-12 Richard Henderson <rth@redhat.com>
7949 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
7950 (ix86_expand_sse_fp_minmax): ... from ...
7951 (ix86_expand_fp_movcc): ... here.
7952 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
7953 * config/i386/i386-protos.h: Update.
7954 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
7955 (sse_setccsf, sse_setccdf): Allow before reload.
7956 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
7957 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
7958 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
7959 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
7960 (anddf3, nanddf3, iordf3, xordf3): New.
7962 2005-04-12 Jeff Law <law@redhat.com>
7964 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
7965 (tree-ssa-uncprop.o): Add dependencies.
7966 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
7967 * tree-flow.h (remove_useless_stmts): Remove prototype.
7968 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
7969 remove_useless_stmts.
7970 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
7971 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
7972 * tree-pass.h (pass_uncprop): Declare.
7973 * tree-ssa-uncprop.c: New file.
7975 2005-04-12 James E. Wilson <wilson@specifixinc.com>
7978 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
7980 2005-04-12 Caroline Tice <ctice@apple.com>
7982 Temporary fix for partitioning problems.
7983 * passes.c (rest_of_handle_final): Remove code that
7984 frees unlikely_text_section_name,
7985 * varasm.c (assemble_start_function): Test for partitioning
7986 flag before writing out section labels.
7987 (assemble_end_function): Test for partitioning flag before
7988 writing out section labels.
7990 2005-04-12 Steven Bosscher <stevenb@suse.de>
7991 Stuart Hastings <stuart@apple.com>
7992 Jan Hubicka <jh@suse.cz>
7994 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
7995 references to gt-tree-cfg.h.
7996 * basic-block.h (struct basic_block_def): Don't skip rbi
7997 for garbage collection.
7998 (struct reorder_block_def): Make GTY-able.
7999 (struct control_flow_graph): New structure.
8000 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8001 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8002 but instead defines to the control_flow_graph for cfun.
8003 (label_to_block_map): New define, points to the label map of
8004 the control_flow_graph for cfun.
8005 (n_edges_for_function, n_basic_blocks_for_function,
8006 last_basic_block_for_function, basic_block_info_for_function,
8007 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8008 basic_block_info_for_function, label_to_block_map_for_function):
8009 Counterparts for the above, taking a struct function as an extra
8011 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8012 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8013 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8014 (alloc_rbi_pool, free_rbi_pool): Remove.
8015 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8016 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8018 (cfg_layout_finalize) ... and don't free it here.
8019 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8021 * flow.c (free_basic_block_vars): Set label_to_block_map and
8022 n_edges to zero too.
8023 * function.h (struct function): Add cfg field.
8024 * function.c (allocate_struct_function): Allocate the cfg.
8025 * tree-cfg.c (label_to_block_map): Remove.
8026 (build_tree_cfg): Don't allocate the rbi pool here...
8027 (delete_tree_cfg_annotations): ...and don't free it here.
8028 Also don't nullify label_to_block_map for cfun.
8030 2005-04-12 Caroline Tice <ctice@apple.com>
8032 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8033 Revert my patch from April 9.
8034 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8035 (reorder_basic_blocks): Revert my patch from April 9.
8036 (insert_section_boundary_note): Revert my patch from April 9.
8037 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8038 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8039 (COLD_END_LABEL): Revert my patch from April 9.
8040 (cold_text_section_label): Revert my patch from April 9.
8041 (cold_end_label): Revert my patch from April 9.
8042 (dwarf2out_switch_text_section): Revert my patch from April 9.
8043 (output_aranges): Revert my patch from April 9.
8044 (output_ranges): Revert my patch from April 9.
8045 (output_line_info): Revert my patch from April 9.
8046 (add_location_or_const_value_attribute): Revert my patch from April 9.
8047 (dwarf2out_var_location): Revert my patch from April 9.
8048 (dwarf2out_init): Revert my patch from April 9.
8049 (dwarf2out_finish): Revert my patch from April 9.
8050 * function.h (struct function): Revert my patch from April 9.
8051 * opts.c (decode_options): Revert my patch from April 9.
8052 * output.h (unlikely_section_label, hot_section_label,
8053 hot_section_end_label, cold_section_end_label,
8054 unlikely_text_section_name): Revert my patch from April 9.
8055 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8056 * varasm.c (unlikely_section_label, hot_section_label,
8057 hot_section_end_label, cold_section_end_label,
8058 unlikely_text_section_name): Revert my patch from April 9.
8059 (initialize_cold_section_name): Revert my patch from April 9.
8060 (unlikely_text_section): Revert my patch from April 9.
8061 (in_unlikely_text_section): Revert my patch from April 9.
8062 (named_section): Revert my patch from April 9.
8063 (function_section): Revert my patch from April 9.
8064 (current_function_section): Revert my patch from April 9.
8065 (assemble_start_function): Revert my patch from April 9.
8066 (assemble_end_function): Revert my patch from April 9.
8067 (default_section_type_flags_1): Revert my patch from April 9.
8069 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8071 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8072 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8074 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8076 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8079 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8080 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8082 2004-04-12 Richard Henderson <rth@redhat.com>
8084 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8085 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8086 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8087 (UNSPEC_*, UNSPECV_*): Renumber.
8089 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8092 From Richard Henderson <rth@redhat.com>:
8093 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8096 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8098 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8100 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8102 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8103 (bfin_library_id): New variable.
8104 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8105 instead of bfin_library_id_string.
8106 (bfin_handle_option): New function.
8107 (override_options): Remove most code to deal with shared library IDs,
8108 just check they aren't used without -mid-shared-library.
8109 (TARGET_HANDLE_OPTION): Define.
8110 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8111 * config/bfin/bfin.opt (mshared-library-id=): New.
8113 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8115 * tree-vect-transform.c: Fix comment typos.
8117 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
8119 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
8120 split critical edges when not possible/profitable.
8122 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8124 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
8125 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
8126 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
8127 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
8128 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8129 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
8130 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
8131 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
8133 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
8134 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8135 * config/ns32k/ns32k.opt: New file.
8137 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8139 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
8140 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
8141 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
8142 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
8143 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
8144 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
8145 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
8146 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
8147 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
8148 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
8149 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
8150 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
8151 (MASK_COLDFIRE): Formatting fixes.
8152 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
8153 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
8154 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
8155 "_current_shared_library_a5_offset_".
8156 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8157 (MASK_ALL_CPU_BITS): New macro.
8158 (m68k_handle_option): New function.
8159 (override_options): Remove handling of m68k_library_id_string.
8160 * config/m68k/m68k.opt: New file.
8161 * config/m68k/ieee.opt: New file.
8163 2005-04-11 Mark Mitchell <mark@codesourcery.com>
8165 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8166 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
8167 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8168 (TARGET_CXX): Adjust accordingly.
8169 * target.h (struct gcc_target): Remove epxort_class_data. Add
8170 determine_class_data_visibility and class_data_always_comdat.
8171 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8172 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
8173 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8174 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
8175 (arm_cxx_determine_class_data_visibility): New.
8176 (arm_cxx_class_data_always_comdat): Likewise.
8177 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8178 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
8179 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8180 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
8181 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
8184 2005-04-11 Devang Patel <dpatel@apple.com>
8186 * tree-data-ref.c (build_classic_dist_vector,
8187 compute_subscript_distance): Make externally visible.
8188 * tree-data-ref.h (build_classic_dist_vector,
8189 compute_subscript_distance): Same.
8190 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8191 Check distance vector against vectorization factor.
8192 (vect_analyze_loop): Determine vectorizaion factor before
8193 analyzing data dependences.
8194 * tree-vectorizer.c (loops_num): Make it externally visible and
8196 * tree-vectorizer.c (vect_loops_num): ... new name.
8197 * tree-vectorizer.h (vect_loops_num): New.
8199 2005-04-11 Devang Patel <dpatel@apple.com>
8201 * tree-vect-analyze.c (vect_analyze_operations): Check
8202 vectorizable codition.
8203 * tree-vect-transform.c (vect_is_simple_cond): New function.
8204 (vectorizable_condition): New function.
8205 (vect_transform_stmt): Handle condition_vec_info_type.
8206 * tree-vectorizer.h (enum stmt_vec_info_type): Add
8207 condition_vec_info_type.
8208 (vectorizable_condition): New.
8210 2005-04-11 Geoffrey Keating <geoffk@apple.com>
8212 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
8213 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
8214 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
8216 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
8217 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
8219 * dwarf2out.c (output_line_info): Don't try to dereference
8220 a NULL current_function_decl.
8222 * config/t-slibgcc-darwin: Don't put shared libraries in
8223 directories other than $(slibdir).
8224 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8227 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8229 PR tree-optimization/20933
8230 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
8231 logic to reject aliases between read-only and writable
8233 (may_alias_p): ... here.
8234 (get_tmt_for): Do not associate read-only tags to pointers
8235 whose pointed-to type is not read-only.
8236 * tree-ssa.c (verify_ssa): Check that memory stores have at
8237 least one V_MAY_DEF or V_MUST_DEF.
8239 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8242 * configure.ac (gcc_UNLOCKED_FUNCS): New.
8243 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
8244 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
8245 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
8247 (fwrite_unlocked): Fix prototype.
8249 * configure, config.in: Regenerate.
8251 2005-04-11 David Edelsohn <edelsohn@gnu.org>
8253 * tree-ssa-loop-im.c: Include real.h.
8254 (determine_invariantness_stmt): If real division divisor is
8255 invariant and flag_unsafe_math_optimizations enabled, generate
8256 invariant reciprocal for hoisting.
8257 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
8259 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8261 Fix PR tree-optimization/20926
8263 * tree-ssa-alias.c (add_type_alias): Handle subvars.
8265 2005-04-11 Devang Patel <dpatel@apple.com>
8267 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
8270 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8272 * fold-const.c (fold_binary_op_with_conditional_arg):
8273 use fold_buildN instead of "fold (buildN" in some
8275 (fold_unary): Likewise.
8276 (fold_binary): Likewise.
8278 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8280 Fix PR tree-optimization/20612
8281 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
8283 (perfect_nestify): preheaderbb is *not* part of loop of the
8286 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8288 * tree-ssa-alias.c (may_alias_p): If the variable
8289 is a global variable and the pointer is parameter
8290 and -fargument-noalias-global is used, then
8291 the pointer cannot alias the variable.
8293 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
8295 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
8296 * config/sparc/sparc.h: Likewise.
8297 * config/sparc/sparc.md: Likewise.
8299 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
8301 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
8303 * tree-vrp.c: Fix a comment typo.
8305 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8307 PR tree-optimization/20920
8308 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
8309 SSA_NAME flows through an abnormal edge.
8310 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
8311 through abnormal edges.
8312 (maybe_add_assert_expr): Likewise.
8314 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
8316 * config/s390/s390.h (s390_tune_string, s390_arch_string)
8317 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
8318 (s390_stack_size_string, s390_stack_guard_string, target_flags)
8319 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
8320 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8321 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
8322 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
8323 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
8324 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
8325 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
8326 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8327 (TARGET_HANDLE_OPTION): Likewise.
8328 (s390_tune): Initialize to PROCESSOR_max.
8329 (s390_arch_string): Make static.
8330 (s390_tune_string, s390_warn_framesize_string): Delete.
8331 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
8332 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
8333 (s390_handle_arch_option, s390_handle_option): New functions.
8334 (override_options): Remove parsing of option strings.
8335 * config/s390/s390.opt: New file.
8337 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8339 * tree-complex.c (expand_vector_operations): Call
8340 update_stmt_if_modified.
8342 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8344 * tree-vect-analyze (vect_determine_vectorization_factor):
8345 Do not use GET_MODE_NUNITS.
8346 * tree-vect-transform.c (vect_get_vec_def_for_operand,
8347 (vectorizable_load, vect_transform_loop): Likewise.
8349 2005-04-11 Uros Bizjak <uros@kss-loka.si>
8351 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
8352 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
8353 * optabs.h (enum optab_index): Add new OTI_lceil.
8354 (lceil_optab): Define corresponding macro.
8355 * optabs.c (init_optabs): Initialize lceil_optab.
8356 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
8357 and lceildi2 patterns.
8358 * builtins.c (expand_builtin_int_roundingfn): Handle
8359 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
8360 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
8361 BUILT_IN_LLCEIL{,F,L}.
8362 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
8363 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
8364 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
8365 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
8366 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
8367 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
8368 into lceil built-in function and (long long int)ceil{,f,l} into
8369 llceil built-in function.
8370 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
8373 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8375 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
8378 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
8380 * config/arm/arm.c: Fix a comment typo.
8381 * doc/tree-ssa.texi: Fix a typo.
8383 2005-04-10 Steven Bosscher <stevenb@suse.de>
8385 * cselib.c (clear_table): Rename to cselib_clear_table.
8386 * cselib.h (cselib_clear_table): Add prototype.
8387 * gcse.c (gcse_main): Make 'f' argument unused.
8388 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
8389 of each basic block instead.
8390 (compute_sets, compute_hash_table_work): Likewise.
8391 (constprop_register): Change int 'alter_jumps' argument to bool.
8392 (do_local_cprop): Likewise.
8393 (local_cprop_pass): Likewise. Also walk basic blocks instead of
8394 the insn chain. Explicitly clear the cselib tables after finishing
8395 one basic block. Make sure there are no unterminated libcall blocks.
8396 Update compute_sets call.
8397 (cprop): Walk basic blocks instead of the insn chain.
8398 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
8400 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
8401 one_cprop_pass calls.
8403 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8405 * combine.c (combine_simplify_rtx): Remove a transformation that
8406 relies on an invalid assumption about rtl sign-extension semantics.
8408 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8410 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
8411 to build_int_cst_wide.
8413 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
8416 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
8417 set the original address pseudo to the correct value before the
8418 original insn, if possible, and leave the insn alone, otherwise
8419 create a new pseudo, set it and replace it in the insn.
8420 * recog.c (validate_change_maybe_volatile): New.
8421 * recog.h (validate_change_maybe_volatile): Declare.
8423 2005-04-09 Caroline Tice <ctice@apple.com>
8425 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8426 Remove targetm.have_named_sections test.
8427 (fix_edges_for_rarely_executed_code): Likewise.
8428 (insert_section_boundary_note): Likewise.
8429 (reorder_basic_blocks): Check partitioning flag before calling
8430 verify_hot_cold_block_grouping.
8431 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8432 the function struct rather than global variables.
8433 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8434 (COLD_END_LABEL): Likewise
8435 (cold_text_section_label): New static global variable.
8436 (cold_end_label): Likewise.
8437 (dwarf2out_switch_text_section): Get hot/cold section labels from
8438 the function struct rather than global variables.
8439 (output_aranges): Use cold_text_section_label and cold_end_label;
8440 check partitioning flag before putting out delta.
8441 (output_ranges): Remove incorrect code attempting to use
8443 (output_line_info): Get cold section label from function struct.
8444 (add_location_or_const_value_attribute): Likewise.
8445 (get_subprogram_die): Get hot/cold section labels from function struct.
8446 (dwarf2out_var_location): Likewise.
8447 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8448 write out cold_text_section_label if partition flag is set.
8449 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8450 * function.h (struct function): Add new fields to point to hot/cold
8451 section labels: hot_section_label, cold_section_label,
8452 hot_section_end_label and cold_section_end_label; also add new field
8453 for cold text section name, unlikely_text_section_name.
8454 * opts.c (decode_options): Turn off partitioning flag if
8455 !targetm.have_named_sections.
8456 * output.h (hot_section_label): Remove.
8457 (hot_section_end_label): Remove.
8458 (cold_section_end_label): Remove.
8459 (unlikely_section_label): Remove.
8460 (unlikely_text_section_name): Remove.
8461 * passes.c (rest_of_handle_final): Remove code that frees
8462 unlikely_text_section_name.
8463 * varasm.c (unlikely_section_label): Remove.
8464 (hot_section_label): Remove.
8465 (hot_section_end_label): Remove.
8466 (cold_section_end_label): Remove.
8467 (unlikely_text_section_name): Remove.
8468 (initialize_cold_section_name): Modify to call
8469 targetm.strip_name_encoding; to store cold section name in current
8470 function struct, if it exists; and to only use the decl_section_name
8471 if flag_named_sections is true.
8472 (unlikely_text_section): Modify to get section name out of current
8473 function struct, if there is one; otherwise build it from
8474 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8475 (in_unlikely_text_section): Likewise.
8476 (named_section): Modify to get/put cold section name in current function
8477 struct, if there is one.
8478 (function_section): Change 'bool unlikely' to 'int reloc'; check
8479 targetm.have_named_sections before calling named_section.
8480 (current_function_section): Likewise.
8481 (assemble_start_function): Modify to get/put unlikely_text_section_name
8482 in current function struct; modify to get hot/cold section labels
8483 from function struct; initialize labels using
8484 ASM_GENERATE_INTERNAL_LABEL;
8485 test partitioning flag before writing out hot section label.
8486 (assemble_end_function): Test partitioning flag before writing out
8487 hot/cold section labels.
8488 (default_section_type_flags_1): Modify to use array instead of
8489 char* for unlikely_text_section_name; set flags correctly for
8490 cold text section if there is not a current function decl.
8492 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8494 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8495 and TI_VA_LIST_FPR_COUNTER_FIELD.
8496 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8497 * tree-pass.h (pass_stdarg): Add.
8498 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8499 * tree-stdarg.c: New file.
8500 * tree-stdarg.h: New file.
8501 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8502 (tree-stdarg.o): Add dependencies.
8503 * function.h (struct function): Add va_list_gpr_size and
8504 va_list_fpr_size fields.
8505 * function.c (allocate_struct_function): Initialize them.
8506 * target.h (struct gcc_target): Add stdarg_optimize_hook.
8507 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8508 (TARGET_INITIALIZER): Add it.
8510 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8511 va_list_{g,f}pr_counter_field.
8512 (ix86_setup_incoming_varargs): Don't do anything if reg_save
8513 area will not be used. Only save registers that tree-stdarg.c
8514 detected they need saving.
8515 (ix86_va_start): Don't set up fields that won't be used.
8517 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8518 va_list_{g,f}pr_counter_field.
8519 (setup_incoming_varargs): Don't do anything if reg_save
8520 area will not be used. Only save registers that tree-stdarg.c
8521 detected they need saving.
8522 (rs6000_va_start): Don't set up fields that won't be used.
8524 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
8525 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
8526 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
8527 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8529 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8532 * config/i386/i386.c (construct_container): Pass empty aligned
8533 struct, union or class in memory.
8535 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
8537 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
8538 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
8539 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
8540 config/rs6000/predicates.md: Fix comment typos.
8542 * sched-int.h (haifa_insn_data): Remove blockage and units.
8543 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
8544 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
8545 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
8547 2005-04-09 Jan Hubicka <jh@suse.cz>
8548 Steven Bosscher <stevenb@suse.de>
8550 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
8551 * cfgloop.c (get_loop_exit_edges): Likewise.
8552 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
8554 * loop-unroll.c (analyze_insns_in_loop): Likewise.
8555 * tree-cfg.c (dump_cfg_status): Likewise.
8557 2005-04-09 David Edelsohn <edelsohn@gnu.org>
8559 * config/rs6000/predicates.md (altivec_register_operand): Remove
8560 redundant match_code test.
8561 (gpc_reg_operand): Same.
8562 (cc_reg_operand): Same.
8563 (cc_reg_not_cr0_operand): Same.
8565 2005-04-09 Jan Hubicka <jh@suse.cz>
8567 Forgotten hunk from my last merge patch:
8568 * final.c (output_addr_const): Do not call mark_referenced.
8570 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
8572 * doc/tree-ssa.texi: Add immediate use documentation.
8574 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
8576 * arm.c (FL_WBUF): Define.
8577 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
8578 (arm_is_6_or_7): Delete.
8579 (arm_tune_wbuf): New.
8580 (arm_override_options): Set arm_tune_wbuf.
8581 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
8582 (arm_is_6_or_7): Delete declaration.
8583 (arm_tune_wbuf): New declartion.
8584 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
8585 (model_wbuf): Derive from arm_tune_wbuf.
8586 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
8587 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
8588 (arm740t): Mark CPUs as having a write buffer.
8590 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8592 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
8593 of 'const_double_operand' in operand 2 constraints. Update enable
8596 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8598 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
8599 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
8600 * optabs.h (enum optab_index): Add new OTI_lfloor.
8601 (lfloor_optab): Define corresponding macro.
8602 * optabs.c (init_optabs): Initialize lfloor_optab.
8603 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
8604 and lfloordi2 patterns.
8605 * builtins.c (expand_builtin_int_roundingfn): New prototype.
8606 (expand_builtin_int_roundingfn): New function.
8607 (fold_builtin_int_roundingfn): New prototype.
8608 (fold_builtin_int_roundingfn): New function, renamed from
8609 fold_builtin_lround.
8610 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
8611 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
8612 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
8613 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
8614 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
8615 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
8616 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
8617 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
8618 into lfloor built-in function and (long long int)floor{,f,l} into
8619 llfloor built-in function.
8620 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
8623 2005-04-08 Ian Lance Taylor <ian@airs.com>
8625 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
8626 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
8627 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
8628 (DO_COND, DO_BODY): Likewise.
8629 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
8630 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
8631 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
8632 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
8633 (build_continue_stmt, build_break_stmt): Don't declare.
8634 (c_do_switch_warnings): Update declaration.
8635 * c-gimplify.c (enum bc_t): Remove.
8636 (struct c_gimplify_ctx, ctxp): Remove.
8637 (push_context, pop_context): Remove static functions.
8638 (c_genericize): Don't call push_context or pop_context.
8639 (begin_bc_block, finish_bc_block): Remove static functions.
8640 (build_bc_goto): Likewise.
8641 (gimplify_c_loop): Likewise.
8642 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
8643 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
8644 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
8645 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
8646 * c-common.c (c_do_switch_warnings): Rename from
8647 c_do_switch_warnings_1.
8648 (c_do_switch_warnings) [old version]: Remove.
8649 (c_do_switch_expr_warnings): Remove.
8650 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
8651 function instead of c_do_switch_expr_warnings.
8652 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
8653 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
8654 * c-pretty-print.c (pp_c_statement): Likewise.
8655 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
8657 2005-04-08 Devang Patel <dpatel@apple.com>
8659 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
8660 While selecting replacement condition pay attention to loop header.
8662 2005-04-08 Diego Novillo <dnovillo@redhat.com>
8664 Merge from tree-cleanup-branch: VRP, store CCP, store
8665 copy-prop, incremental SSA updating of FUD chains and
8666 newly exposed symbols.
8668 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
8669 (OBJS-common): Add tree-vrp.o.
8670 (tree-vrp.o): New rule.
8671 * basic-block.h (nearest_common_dominator_for_set): Declare.
8672 * common.opt (ftree-store-ccp): New flag.
8673 (ftree-copy-prop): New flag.
8674 (ftree-vrp): New flag.
8675 (ftree-store-copy-prop): New flag.
8676 * dominance.c (nearest_common_dominator_for_set): New.
8677 * domwalk.c (walk_dominator_tree): Only traverse
8678 statements in blocks marked in walk_data->interesting_blocks.
8679 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
8680 * fold-const.c (fold): Handle ASSERT_EXPR.
8681 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
8682 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
8683 flag_tree_vrp at -O2.
8684 * timevar.def (TV_TREE_VRP): Define.
8685 (TV_TREE_COPY_PROP): Define.
8686 (TV_TREE_STORE_COPY_PROP): Define.
8687 (TV_TREE_SSA_INCREMENTAL): Define.
8688 (TV_TREE_STORE_CCP): Define.
8689 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
8690 to kill_redundant_phi_nodes from comment.
8691 (verify_expr): Handle ASSERT_EXPR.
8692 * tree-dfa.c (mark_new_vars_to_rename): Remove second
8693 argument. Update all users.
8694 (mark_call_clobbered_vars_to_rename): Remove. Update all
8696 * tree-flow-inline.h (unmodifiable_var_p): New.
8697 * tree-flow.h (enum value_range_type): Declare.
8698 (struct value_range_def): Declare.
8699 (value_range): Declare.
8700 (remove_all_phi_nodes_for): Remove. Update all users.
8701 (find_phi_node_for): Declare.
8702 (add_type_alias): Declare.
8703 (count_uses_and_derefs): Declare.
8704 (kill_redundant_phi_nodes): Remove.
8705 (rewrite_into_ssa): Remove.
8706 (rewrite_def_def_chains): Remove.
8707 (update_ssa, register_new_name_mapping, create_new_def_for,
8708 need_ssa_update_p, name_registered_for_update_p,
8709 release_ssa_name_after_update_ssa, dump_repl_tbl,
8710 debug_repl_tbl, dump_names_replaced_by,
8711 debug_names_replaced_by, mark_sym_for_renaming,
8712 mark_set_for_renaming, get_current_def, set_current_def,
8713 get_value_range, dump_value_range, debug_value_range,
8714 dump_all_value_ranges, debug_all_value_ranges,
8715 expr_computes_nonzero, loop_depth_of_name,
8716 unmodifiable_var_p): Declare.
8717 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
8719 * tree-into-ssa.c (block_defs_stack): Update comment.
8720 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
8721 syms_to_rename, names_to_release, repl_tbl,
8722 need_to_initialize_update_ssa_p, need_to_update_vops_p,
8723 need_to_replace_names_p): New locals.
8724 (NAME_SETS_GROWTH_FACTOR): Define.
8725 (struct repl_map_d): Declare.
8726 (struct mark_def_sites_global_data): Add field
8728 (enum rewrite_mode): Declare.
8729 (REGISTER_DEFS_IN_THIS_STMT): Define.
8730 (compute_global_livein): Use last_basic_block instead of
8732 (set_def_block): Remove last argument. Update all callers.
8733 (prepare_use_operand_for_rename): Remove. Update all callers.
8734 (prepare_def_operand_for_rename): Remove. Update all callers.
8735 (symbol_marked_for_renaming): New.
8738 (repl_map_hash): New.
8740 (repl_map_free): New.
8741 (names_replaced_by): New.
8742 (add_to_repl_tbl): New.
8743 (add_new_name_mapping): New.
8744 (mark_def_sites): Assume that all the operands in the
8745 statement are in normal form.
8746 (find_idf): Assert that the block in the stack is valid.
8747 (get_default_def_for): New.
8748 (insert_phi_nodes_for): Add new argument 'update_p'.
8750 If update_p is true, add a new mapping between the LHS of
8751 each new PHI and the name that it replaces.
8752 (insert_phi_nodes_1): Only call find_idf if needed.
8753 (get_reaching_def): Call get_default_def_for.
8754 (rewrite_operand): Remove.
8755 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
8756 and REWRITE_THIS_STMT are false.
8757 Assume that all the operands in the statement are in
8759 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
8760 (rewrite_virtual_phi_arguments): Remove.
8761 (invalidate_name_tags): Remove.
8762 (register_new_update_single, register_new_update_set,
8763 rewrite_update_init_block, replace_use,
8764 rewrite_update_fini_block, rewrite_update_stmt,
8765 rewrite_update_phi_arguments): New.
8766 rewrite_blocks): Remove argument 'fix_virtual_phis'.
8767 Add arguments 'entry', 'what' and 'blocks'.
8768 Initialize the dominator walker according to 'what' and
8770 Start the dominator walk at 'entry'.
8771 (mark_def_site_blocks): Add argument 'interesting_blocks'.
8772 Use it to configure the dominator walker.
8773 (rewrite_into_ssa): Remove argument 'all'.
8775 (rewrite_all_into_ssa): Remove.
8776 (rewrite_def_def_chains): Remove.
8777 (mark_def_interesting, mark_use_interesting,
8778 prepare_phi_args_for_update, prepare_block_for_update,
8779 prepare_def_site_for, prepare_def_sites,
8780 dump_names_replaced_by, debug_names_replaced_by,
8781 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
8782 delete_update_ssa, create_new_def_for,
8783 register_new_name_mapping, mark_sym_for_renaming,
8784 mark_set_for_renaming, need_ssa_update_p,
8785 name_registered_for_update_p, ssa_names_to_replace,
8786 release_ssa_name_after_update_ssa,
8787 insert_updated_phi_nodes_for, update_ssa): New.
8788 * tree-loop-linear.c (linear_transform_loops): Call
8789 update_ssa instead of rewrite_into_ssa.
8790 * tree-optimize.c (vars_to_rename): Remove.
8792 (init_tree_optimization_passes): Replace
8793 pass_redundant_phi with pass_copy_prop.
8795 Replace pass_ccp with pass_store_ccp.
8796 Add pass_store_copy_prop after pass_store_ccp.
8797 (execute_todo): If the TODO_ flags don't include updating
8798 the SSA form, assert that it does not need to be updated.
8799 Call update_ssa instead of rewrite_into_ssa and
8800 rewrite_def_def_chains.
8801 If TODO_verify_loops is set, call verify_loop_closed_ssa.
8802 (tree_rest_of_compilation):
8803 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
8804 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
8805 TODO_cleanup_cfg): Renumber.
8806 (TODO_verify_loops, TODO_update_ssa,
8807 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8808 TODO_update_ssa_only_virtuals): Define.
8809 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
8811 * tree-phinodes.c (make_phi_node): Update documentation.
8812 (remove_all_phi_nodes_for): Remove.
8813 (find_phi_node_for): New.
8814 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
8815 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
8816 (interpret_rhs_modify_expr): Likewise.
8817 * tree-sra.c (decide_instantiations): Mark all symbols in
8818 SRA_CANDIDATES for renaming.
8819 (mark_all_v_defs_1): Rename from mark_all_v_defs.
8820 (mark_all_v_defs): New function. Update all users to call it
8821 with the whole list of scalarized statements, not just the
8823 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
8824 (compute_flow_insensitive_aliasing): If the tag is
8825 unmodifiable and the variable isn't or vice-versa, don't
8826 make them alias of each other.
8827 (setup_pointers_and_addressables): If the type tag for
8828 VAR is about to change, mark the old one for renaming.
8829 (add_type_alias): New.
8830 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
8831 (ccp_lattice_t): Rename from latticevalue.
8832 (value): Remove. Update all users.
8833 (const_val): New local variable.
8834 (do_store_ccp): New local variable.
8835 (dump_lattice_value): Handle UNINITIALIZED.
8836 (debug_lattice_value): New.
8837 (get_default_value): Re-write.
8838 (set_lattice_value): Re-write.
8839 (def_to_varying): Remove. Update all users.
8840 (likely_value): Return VARYING for statements that make
8841 stores when STORE_CCP is false.
8842 Return VARYING for any statement other than MODIFY_EXPR,
8843 COND_EXPR and SWITCH_EXPR.
8844 (ccp_initialize): Re-write.
8845 (replace_uses_in, replace_vuse_in, substitute_and_fold):
8846 Move to tree-ssa-propagate.c.
8847 (ccp_lattice_meet): Handle memory stores when
8848 DO_STORE_CCP is true.
8849 (ccp_visit_phi_node): Likewise.
8850 (ccp_fold): Likewise.
8851 (evaluate_stmt): Likewise.
8852 (visit_assignment): Likewise.
8853 (ccp_visit_stmt): Likewise.
8854 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
8858 (do_ssa_store_ccp): New.
8859 (gate_store_ccp): New.
8860 (pass_store_ccp): Declare.
8861 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
8862 (may_propagate_copy): Reformat.
8863 Don't abort if ORIG is a virtual and DEST isn't.
8864 If NEW does not have alias information but DEST does,
8866 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
8867 copy_prop_kind, which_copy_prop): Declare.
8868 (stmt_may_generate_copy, get_copy_of_val,
8869 get_last_copy_of, set_copy_of_val, dump_copy_of,
8870 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
8871 copy_prop_visit_stmt, copy_prop_visit_phi_node,
8872 init_copy_prop, fini_copy_prop, execute_copy_prop,
8873 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
8874 store_copy_prop): New.
8875 (pass_copy_prop, pass_store_copy_prop): Declare.
8876 * tree-ssa-dom.c (struct opt_stats_d): Add fields
8877 'num_const_prop' and 'num_copy_prop'.
8878 (cprop_operand): Update them.
8879 (dump_dominator_optimization_stats): Dump them.
8880 (tree_ssa_dominator_optimize): Call update_ssa instead of
8882 (loop_depth_of_name): Declare extern.
8883 (simplify_cond_and_lookup_avail_expr): Guard against NULL
8884 values for LOW or HIGH.
8885 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
8886 (record_equivalences_from_stmt): Call expr_computes_nonzero.
8887 (cprop_operand): Only propagate if VAL != OP.
8888 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
8889 statement for renaming.
8890 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
8891 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
8892 add_type_alias if necessary.
8893 Call mark_new_vars_to_rename.
8894 (tree_ssa_iv_optimize): If new symbols need to be renamed,
8895 mark every statement updated, call update_ssa and
8896 rewrite_into_loop_closed_ssa.
8897 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
8898 from LIVEIN if VAR is a virtual.
8899 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
8900 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
8901 (get_call_expr_operands): Reformat statement.
8902 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
8904 * tree-ssa-propagate.c (ssa_prop_init): Initialize
8905 SSA_NAME_VALUE for every name.
8906 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8907 get_value_loaded_by): New.
8908 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
8909 substitute_and_fold): Move from tree-ssa-ccp.c.
8910 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
8911 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8912 get_value_loaded_by, replace_uses_in, substitute_and_fold):
8914 * tree-ssa.c (verify_use): Fix error message.
8915 (propagate_into_addr, replace_immediate_uses, get_eq_name,
8916 check_phi_redundancy, kill_redundant_phi_nodes,
8917 pass_redundant_phi): Remove. Update all users.
8918 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8919 add_type_alias, if necessary.
8920 * tree-vectorizer.h (struct _stmt_vect_info): Update
8921 documentation for field 'memtag'.
8922 * tree-vrp.c: New file.
8923 * tree.def (ASSERT_EXPR): Define.
8924 * tree.h (ASSERT_EXPR_VAR): Define.
8925 (ASSERT_EXPR_COND): Define.
8926 (SSA_NAME_VALUE_RANGE): Define.
8927 (struct tree_ssa_name): Add field 'value_range'.
8928 (PHI_REWRITTEN): Remove.
8929 (struct tree_phi_node): Remove field 'rewritten'.
8930 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
8931 -ftree-store-copy-prop): Document.
8932 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
8933 Document usage of update_ssa.
8935 2005-04-08 David Edelsohn <edelsohn@gnu.org>
8938 * config/rs6000/predicates.md (altivec_register_operand): Accept
8940 (and64_operand): Do not limit CONST_INT to mask64_operand.
8941 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
8942 (and_operand): Do not limit CONST_INT to mask_operand.
8944 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
8946 PR rtl-optimization/20466
8947 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
8948 for overlap of the address of each list member.
8949 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
8951 2005-04-08 Mike Stump <mrs@apple.com>
8953 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
8955 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
8958 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8960 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
8962 * function.c (push_function_context_to): Don't set
8964 * function.h (function): Remove contains_functions.
8965 (current_function_contains_functions): Remove.
8967 * function.h (function): Remove instrument_entry_exit.
8968 (current_function_instrument_entry_exit): Remove.
8970 * function.h (nonlocal_labels): Remove.
8972 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
8974 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
8975 (check_attr_value, write_attr_get, write_expr_attr_cache,
8976 find_attr, make_internal_attr): Don't reference negative_ok or
8978 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
8979 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
8980 (ATTR_STATIC): Adjust the value.
8982 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
8984 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
8986 * config/s390/tpf.h (ASM_SPEC): Define.
8988 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8990 * tree-flow.h: Remove the prototype for
8991 redirect_immediate_uses.
8992 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
8994 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
8996 * arm.c (arm_const_double_by_parts): New function.
8997 * arm-protos.h (arm_const_double_by_parts): Add prototype.
8998 * arm.md (define_split for 64-bit constants): Add another one.
9000 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9002 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9004 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9006 * system.h: Revert last change.
9008 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9010 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9011 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9012 (TARGET_SWITCHES): Delete.
9013 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9014 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9015 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9016 * config/xtensa/xtensa.opt: New file.
9018 2005-04-08 Ben Elliston <bje@au.ibm.com>
9020 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9021 * config/fp-bit.h: Tidy comments.
9023 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9025 * system.h: Poison PARAMS.
9027 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9029 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9030 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9031 (TARGET_SWITCHES): Delete.
9032 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9033 * config/vax/vax.opt: New file.
9035 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9037 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9039 2005-04-07 Ian Lance Taylor <ian@airs.com>
9041 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9043 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9044 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9047 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9049 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9050 all immediate uses in PHI nodes.
9052 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9054 * arm.c (arm_const_double_inline_cost): Handle any constant by
9055 using gen_lowpart and gen_highpart_mode.
9056 (note_invalid_constants): All constants in an RTX with a constraint
9057 that permits memory are now pushed to the constant pool.
9058 (output_move_double): Delete code to handle reg to reg and
9059 constant to reg moves.
9060 (const_double_needs_minipool, output_mov_immediate): Delete.
9061 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9062 CONST_INT and CONST_VECTOR.
9063 * arm.md (ANY64): New mode macro.
9064 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9065 (movdf_soft_insn): Split reg-reg and const-reg moves.
9066 (split patterns for 64-bit constant and register moves): New.
9067 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9068 (cirrus_movdf_hard_insn): Likewise.
9069 * fpa.md (movdf_fpa): Likewise.
9070 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9071 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9073 (movv2si_internal_2): Likewise.
9074 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9075 (movdf_vfp): Likewise.
9076 * arm-protos.h (output_mov_immediate): Delete prototype.
9078 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9081 * simplify-rtx.c (simplify_unary_operation_1): Check
9082 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9084 2005-04-06 James E Wilson <wilson@specifixinc.com>
9087 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9090 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9092 * coverage.h (GCOV_TYPE_NODE): Delete.
9093 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9094 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9095 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9096 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9097 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9099 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9102 * Makefile.in (gcc.pot): Remove options.c dependency.
9103 * optc-gen.awk: Don't quote help strings with N_().
9105 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9107 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9108 the function returns a pointer type.
9110 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9112 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9113 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9114 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9115 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
9116 explicit_uses members.
9117 (get_or_create_used_part_for): Initialize new fields.
9118 (fieldoff_compare): New function.
9119 (create_overlap_variables_for): Count number of fields, use
9120 heuristic to determine whether to create subvars for vars with
9122 Sort the field list by offset and avoid creating duplicate SFT's.
9124 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9126 * c.opt (-F): Remove trailing whitespace from help string.
9127 (-finput-charset): Use a tab to separate the switch name and help
9129 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
9130 (-ftree-vectorizer-verbose): Likewise.
9132 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9134 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
9135 a PHI argument where a use occurs instead of all PHI arguments.
9137 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
9139 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
9142 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9144 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
9145 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
9146 config/bfin/bfin.h: Fix comment typos.
9148 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
9150 * doc/install.texi: Update the URL for Jacks.
9151 * doc/sourcebuild.texi: Likewise.
9153 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9156 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
9157 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
9159 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9161 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
9163 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9165 * config/v850/v850-protos.h (override_options): Delete.
9166 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9167 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
9168 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
9169 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
9170 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
9171 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
9172 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
9173 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
9174 (OVERRIDE_OPTIONS): Delete.
9175 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
9176 (small_memory_info): Remove the value field.
9177 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
9179 * config/v850/v850.c (small_memory): Remove the value field.
9180 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9181 (override_options): Delete.
9182 (v850_handle_memory_option, v850_handle_option): New functions.
9183 * config/v850/v850.opt: New file.
9185 2005-04-06 Geoffrey Keating <geoffk@apple.com>
9187 * config.host: Add a section for generic hosts, and a subsection
9188 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
9189 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
9190 * config/host-darwin.h: New.
9191 * config/x-darwin: New.
9192 * config/i386/host-i386-darwin.c: New.
9193 * config/i386/x-darwin: New.
9194 * config/rs6000/host-darwin.c: Include host-darwin.h.
9195 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
9196 (darwin_rs6000_gt_pch_use_address): Likewise.
9197 * config/rs6000/x-darwin: Change name of .o built, update
9198 dependencies for changes to rs6000/host-darwin.c.
9200 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9203 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
9205 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
9207 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9208 split_loop_exit_edge instead of loop_split_edge_with.
9210 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
9212 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
9213 UNSPEC_SET_VSCR): New constants, used throughout.
9215 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
9217 (altivec_vspltis<VI_char>): ... this pattern, using
9218 a QImode const_int_operand for the immediate.
9219 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
9222 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9225 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
9227 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9229 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
9231 2005-04-06 Ben Elliston <bje@au.ibm.com>
9233 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
9234 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
9235 macros as living in "this file" and not gcc.h.
9237 2005-04-06 Ben Elliston <bje@au.ibm.com>
9239 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
9240 -ftree-live_range_split. Perhaps renamed at some point?
9242 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9245 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
9246 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
9248 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9250 * tree-flow.h (number_of_iterations_cond): Declaration removed.
9251 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
9252 (number_of_iterations_special): New function.
9253 (number_of_iterations_exit): Use number_of_iterations_special.
9254 Use simplify_using_outer_evolutions only at -O3.
9255 (number_of_iterations_cond, tree_simplify_using_condition,
9256 simplify_using_initial_conditions, loop_niter_by_eval,
9257 compare_trees, can_count_iv_in_wider_type_bound,
9258 simplify_using_outer_evolutions): Use fold_build.
9260 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
9262 * doc/install.texi (Configuration): Document --with-java-home.
9264 2005-04-05 Richard Henderson <rth@redhat.com>
9268 * config/i386/i386.c (print_operand): Handle vector zeros.
9269 (ix86_split_to_parts): Handle CONST_VECTOR.
9270 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
9271 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
9272 what modes to tie for MMX and SSE registers.
9273 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
9274 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
9275 to vector modes as well.
9276 * config/i386/predicates.md (const0_operand): Handle VOIDmode
9277 properly as an input mode.
9279 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9281 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
9283 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9285 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
9287 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9289 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
9290 and local functions, set sse_nregs to 8 and float_in_sse.
9291 (function_arg_advance, function_arg): If float_in_sse, pass
9292 SFmode and DFmode arguments in SSE registers.
9293 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9295 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
9296 of -funit-at-a-time.
9298 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9300 * config/i386/i386-protos.h (ix86_function_value): Accept two
9301 arguments, like the target macro.
9302 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
9303 * config/i386/i386.c (ix86_function_value): Accept the second
9304 argument of the target macro.
9305 (ix86_function_ok_for_sibcall): Pass a function pointer to
9306 ix86_function_value.
9307 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
9308 call to ix86_value_regno).
9309 (ix86_value_regno): Add support for returning floating point values
9312 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9314 PR tree-optimization/20076
9315 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
9316 that call __builtin_return or __builtin_apply_args.
9318 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9320 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
9321 Use immediate use iterator.
9322 (stmt_is_bumper_for_loop): Use immediate use iterator.
9323 * predict.c (strip_builtin_expect): Use update_stmt.
9324 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
9325 on all elements of a STATEMENT_LIST.
9326 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
9327 (bsi_remove): Remove imm_use links and mark the stmt as modified.
9328 (bsi_replace): Mark stmt as modified and the update it.
9329 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
9330 (expand_complex_libcal): Call update_stmt.
9331 (expand_complex_comparison): Call mark_stmt_modified.
9332 (expand_complex_operations_1): Call update_stmt_if_modified.
9333 (expand_vector_operations_1): Call mark_stmt_modified.
9334 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
9335 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
9336 add_immediate_use, redirect_immediate_use,
9337 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
9338 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
9339 (mark_new_vars_to_rename): Call update_stmt.
9340 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
9341 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
9343 (unmodify_stmt): Delete.
9344 (update_stmt): New. Force an update of a stmt.
9345 (update_stmt_if_modified): update a stmt if it is out of date.
9346 (get_stmt_operands): Verify stmt is NOT modified.
9347 (stmt_modified_p): Update comment.
9348 (delink_imm_use): Remove a use node from its immuse list.
9349 (link_imm_use_to_list): Link a use node to a specific list.
9350 (link_imm_use): Link a node to the correct list.
9351 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
9352 it in the correct list, if appropriate.
9353 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
9354 (relink_imm_use): Link a use node in place of another node in a list.
9355 (relink_imm_use_stmt): LInk a node in place of another node, and set
9357 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
9358 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
9359 (first_safe_imm_use): New. Initialize a safe immuse iterator.
9360 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
9361 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
9362 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
9363 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
9364 (has_zero_uses): New. Return true if there are no uses of a var.
9365 (has_single_use): New. Return true if there is only a single use of a
9367 (single_imm_use): New. Return the simgle immediate use.
9368 (num_imm_uses): New. Return the number of immediate uses.
9369 (get_v_must_def_ops): Use is now a pointer.
9370 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
9371 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
9373 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
9374 (delink_stmt_imm_use): Delink all immuses from a stmt.
9375 (phi_arg_index_from_use): New. Return a phi arg index for a use.
9376 * tree-flow.h (struct dataflow_d): Delete.
9377 (immediate_use_iterator_d): New. Immediate use iterator struct.
9378 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
9379 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
9380 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
9382 (struct stmt_ann_d): Remove dataflow_t from struct.
9383 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
9384 (if_convertible_phi_p): Use FAST immuse iterator.
9385 (if_convertible_loop_p): Don't call compute_immediate_uses.
9386 (replace_phi_with_cond_modify_expr): Call update_stmt.
9387 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
9388 update_stmt_if_modified.
9389 (rewrite_all_into_ssa): Initialize ssa operands.
9390 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
9391 compute_immediate_uses.
9392 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
9393 ssa_property is available.
9394 (execute_one_pass): Change parameters passed to execute_todo.
9395 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
9396 (remove_ssa_form): Call fini_ssa_operands.
9397 (insert_backedge_copies): Delete call to modify_stmt.
9398 * tree-phinodes.c (make_phi_node): Initialize use nodes.
9399 (release_phi_node): Delink any use nodes before releasing.
9400 (resize_phi_node): Relink any use nodes.
9401 (remove_phi_arg_num): Delink the use node.
9402 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
9403 (remove_all_phi_nodes_for): Release phi node first.
9404 * tree-pretty-print.c (dump_generic_node): Print stmt address.
9405 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
9406 (scalarize_use, scalarize_copy): Call update_stmt.
9407 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
9408 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
9409 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
9410 (ccp_initialize): Remove call to compute_immediate_uses.
9411 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
9412 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
9414 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
9415 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
9416 (eliminate_redundant_computations): Call mark_stmt_modified.
9417 (cprop_operand): Call mark_stmt_modified.
9418 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
9419 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
9420 (dse_optimize_stmt): Use new immuse interface.
9421 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
9422 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
9423 (substitute_single_use_vars): Use new immuse interface.
9424 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
9425 and compute_immediate_uses.
9426 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
9428 (rewrite_mem_refs): Call update_stmt.
9429 (determine_lsm): Remove call to compute_imm_uses and free_df.
9430 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
9431 (try_unroll_loop_completely): Call update_stmt.
9432 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
9433 (rewrite_use_compare): Call update_stmt.
9434 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
9435 (rewrite_use) : Call update_stmt.
9436 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
9437 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
9439 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
9440 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
9441 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
9443 (initialize_vuse_operand): New. Initialize a vuse operand.
9444 (initialize_v_may_def_operand): New. Initialize a maydef operand.
9445 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
9446 (finalize_ssa_defs): Use stmt parameter.
9447 (correct_use_link): Ensure a use node is in the correct list, and has
9448 the correct stmt pointer.
9449 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
9450 finalize_ssa_v_must_defs): Also initialize use nodes.
9451 (finalize_ssa_stmt_operands): Pass extra stmt operands.
9452 (build_ssa_operands): Seperate parsing from final operand construction.
9453 (parse_ssa_operands): New. Parse entry point for operand building.
9454 (swap_tree_operands): New. Swap 2 tree operands.
9455 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
9457 (get_expr_operands): Call swap_tree_operands when needed.
9458 (copy_virtual_operands): Use initialize routines for virtual use ops.
9459 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
9460 (verify_abort): New. Issue imm_use error.
9461 (verify_imm_links): New Verify imm_use links for a var.
9462 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
9463 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
9464 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
9465 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
9466 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
9467 (NULL_USE_OPERAND_P) Define.
9468 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
9470 (struct vuse_operand_type): New struct.
9471 (SET_USE): Call set_ssa_use_from_ptr.
9473 (PHI_ARG_INDEX_FROM_USE): Define.
9474 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
9475 argument via SET_USE, not PHI_ARG_DEF_TREE.
9476 * tree-ssa-pre.c (eliminate): Call update_stmt.
9477 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
9479 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
9480 (nearest_common_dominator_of_uses): Use imm_use iterator.
9481 (statement_sink_location): Use imm_use iterator and interface.
9482 (execute_sink_code): Don't call compute_immediate_uses or free-df.
9483 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
9484 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
9485 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
9486 (verify_ssa): Ensure no stmt is marked modify after optimization pass
9487 if new parameter is true.
9488 (init_tree_ssa): Don't initialize operand cache here.
9489 (delete_tree_ssa): Don't destroy operand cache here.
9490 (propagate_into_addr): Pass in a use pointer, return true if anything
9492 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
9493 (check_phi_redundancy): Use imm_use iterator.
9494 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
9496 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
9497 (release_ssa_name): Delink node and all elements in its imm_use list.
9498 * tree-tailcall.c (adjust_return_value): Call update_stmt.
9499 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
9500 * tree-vectorizer.c (need_imm_uses_for): Delete.
9501 (vectorize_loops): Dont call compute_immediate_uses or free_df.
9502 * tree.h (struct ssa_imm_use_d): Define.
9503 (SSA_NAME_IMM_USE_NODE): Define.
9504 (struct tree_ssa_name): Add imm_use node.
9506 (PHI_ARG_IMM_USE_NODE): Define.
9507 (struct phi_arg_d): Add imm_use node.
9508 (struct tree_phi_node): Remove struct dataflow_d element.
9509 (TDF_STMTADDR): Define.
9511 2005-04-05 Dale Johannesen <dalej@apple.com>
9513 * doc/invoke.texi (Optimization Options): Remove
9514 duplicate -fcse-follow-jumps. Add -fweb.
9515 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
9516 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
9518 2005-04-05 Per Bothner <per@bothner.com>
9520 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
9521 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
9522 (warn_uninit): Get EXPR_LOCUS from context now instead.
9523 This fixes a USE_MAPPED_LOCATION testsuite failure.
9525 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
9527 2005-04-05 Per Bothner <per@bothner.com>
9529 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
9530 of the artification 'return 0' in main() to BUILTINS_LOCATION.
9531 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
9534 2004-04-05 Devang Patel <dpatel@apple.com>
9536 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
9537 (lhsr<mode>3): ... new name.
9538 (altivec_vsra<VI_char>): Rename to ..
9539 (ashr<mode>3): ... new name.
9540 * config/rs6000/rs6000.c (builtin_description): Rename shift
9543 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
9545 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
9546 gen_lowpart_for_combine.
9547 * cse.c (gen_lowpart_if_possible): Move...
9548 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
9550 (gen_lowpart_no_emit_general): Use it.
9552 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9554 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
9557 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9559 * system.h: Fix typo.
9561 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
9563 * config/bfin/bfin-modes.def: New file.
9564 * config/bfin/bfin-protos.h: New file.
9565 * config/bfin/bfin.c: New file.
9566 * config/bfin/bfin.h: New file.
9567 * config/bfin/bfin.md: New file.
9568 * config/bfin/bfin.opt: New file.
9569 * config/bfin/crti.s: New file.
9570 * config/bfin/crtn.s: New file.
9571 * config/bfin/elf.h: New file.
9572 * config/bfin/lib1funcs.asm: New file.
9573 * config/bfin/predicates.md: New file.
9574 * config/bfin/t-bfin: New file.
9575 * config/bfin/t-bfin-elf: New file.
9576 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
9577 Document new attributes.
9578 (interrupt, interrupt_handler, saveall): Update documentation for
9580 * doc/install.texi (Specific): Add entry for the Blackfin.
9581 * doc/invoke.texi (Blackfin Options): New section.
9582 * doc/md.texi (Blackfin family): New section to document constraints.
9583 * config.gcc: Add bfin*-* and bfin*-elf configurations.
9585 2005-04-05 Olivier Hainque <hainque@adacore.com>
9587 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
9588 match what the system unwinder expects.
9589 * config/mips/mips.c (mips_frame_set): If we're saving the return
9590 address register and the dwarf return address column number differs
9591 from the hard register number, adjust the note reg to refer to the
9594 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
9596 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
9597 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
9598 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9599 (processor_type): New enum.
9600 (mn10300_processor): New variable.
9601 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
9602 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
9603 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9604 (PROCESSOR_DEFAULT): New macro.
9605 * config/mn10300/mn10300.c (mn10300_processor): New variable.
9606 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9607 (mn10300_handle_option, mn10300_override_options): New functions.
9608 * config/mn10300/mn10300.opt: New file.
9610 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9611 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
9613 PR tree-optimization/19903
9614 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
9615 that don't fit in their type after conversion.
9617 2005-04-05 Uros Bizjak <uros@kss-loka.si>
9620 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
9621 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
9622 Allocate local stack slots here. Set ix86_optimize_mode_switching.
9623 flag here. Implement using define_insn_and_split.
9624 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
9625 (frndintxf2_mask_pm_i387): New insn patterns.
9626 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
9627 Do not set ix86_optimize_mode_switching flag.
9628 (ceilsf2, ceildf2, ceilxf2): Same.
9629 (btruncsf2, btruncdf2, btruncxf2): Same.
9630 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
9632 2005-04-05 Ian Lance Taylor <ian@airs.com>
9635 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
9636 i386_pe_record_external_function.
9637 (i386_pe_record_external_function): Update declaration.
9638 * config/i386/winnt.c (struct extern_list): Add decl field.
9639 (i386_pe_record_external_function): Add decl parameter.
9640 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
9642 * config/i386/i386-protos.h (i386_pe_record_external_function):
9645 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
9647 * config/m68k/m68k-protos.h: Add a prototype for
9648 valid_dbcc_comparison_p_2.
9649 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
9650 extend_operator, const_uint32_operand, const_sint32_operand,
9651 general_src_operand, nonimmediate_src_operand,
9652 memory_src_operand, post_inc_operand, pre_dec_operand,
9653 pcrel_address): Move to predicates to predicates.md.
9654 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
9655 * config/m68k/m68k.md: Include predicates.md.
9656 * config/m68k/predicates.md: New.
9658 2005-04-04 Roger Sayle <roger@eyesopen.com>
9660 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
9662 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
9664 2005-04-04 Ian Lance Taylor <ian@airs.com>
9666 * c-typeck.c (struct c_switch): Rename switch_stmt field to
9668 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
9669 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
9670 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
9671 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
9672 * c-common.c (c_do_switch_warnings_1): New static function broken
9673 out of c_do_switch_warnings.
9674 (c_do_switch_warnings): Call c_do_switch_warnings_1.
9675 (c_do_switch_expr_warnings): New function.
9676 * c-common.h (c_do_switch_expr_warnings): Declare.
9678 2005-04-04 David Edelsohn <edelsohn@gnu.org>
9679 Daniel Jacobowitz <dan@codesourcery.com>
9681 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
9683 * rtlanal.c (may_trap_p): Same.
9685 2005-04-04 Dale Johannesen <dalej@apple.com>
9687 * ChangeLog: remove reference to ChangeLog.12.
9689 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
9691 CRIS epilogue as RTL.
9692 * config/cris/cris.md: Change all 0 in unspec 0 to
9694 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
9695 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
9697 ("return"): Change to define_expand. Call cris_expand_return for
9699 ("*return_expanded"): New pattern.
9700 ("epilogue"): New define_expand.
9701 * config/cris/cris.h (PREDICATE_CODES): Add
9702 cris_load_multiple_op.
9703 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
9705 (enum cris_retinsn_type): New.
9706 (struct machine_function): New member return_type.
9707 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
9708 (cris_target_asm_function_epilogue): Remove, moving RTLified
9710 (cris_expand_epilogue): New function.
9711 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
9712 (cris_gen_movem_load, cris_load_multiple_op)
9713 (cris_return_address_on_stack_for_return, cris_expand_return): New
9715 (cris_target_asm_function_prologue)
9716 (cris_initial_frame_pointer_offset): Call
9717 cris_reg_saved_in_regsave_area instead of complicated expression.
9718 Call cris_return_address_on_stack instead of an expression.
9719 (cris_print_operand) <case 'o', case 'O'>: New cases.
9720 (cris_return_address_on_stack): Change return-type to bool.
9721 (cris_simple_epilogue): Ditto. Return false if registers are
9723 * config/cris/cris-protos.h (cris_simple_epilogue)
9724 (cris_return_address_on_stack): Adjust prototype return type.
9725 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
9726 (cris_return_address_on_stack_for_return): New prototypes.
9728 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9730 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
9731 gpr_or_int12_operand.
9733 * config/frv/frv-protos.h: Add a prototype to
9734 frv_legitimate_memory_operand and frv_const_unspec_p.
9735 (frv_unspec): Move from frv.c.
9736 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
9737 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
9738 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
9739 gpr_or_fpr_operand, gpr_or_int12_operand,
9740 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
9741 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
9742 int6_operand, int5_operand, uint5_operand, uint4_operand,
9743 uint1_operand, int_2word_operand, uint16_operand,
9744 upper_int16_operand, integer_register_operand,
9745 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
9746 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
9747 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
9748 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
9749 move_destination_operand, movcc_fp_destination_operand,
9750 frv_function_symbol_referenced_p, move_source_operand,
9751 condexec_dest_operand, condexec_source_operand,
9752 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
9753 const_unspec_operand, gpr_or_memory_operand,
9754 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
9755 icc_operand, fcc_operand, cc_operand, icr_operand,
9756 fcr_operand, cr_operand, call_operand, sibcall_operand,
9757 symbolic_operand, relational_operator,
9758 integer_relational_operator, float_relational_operator,
9759 ccr_eqne_operator, minmax_operator,
9760 condexec_si_binary_operator, condexec_si_media_operator,
9761 condexec_si_divide_operator, condexec_si_unary_operator,
9762 condexec_sf_conv_operator, condexec_sf_add_operator,
9763 condexec_memory_operand, intop_compare_operator, acc_operand,
9764 even_acc_operand, quad_acc_operand, accg_operand: Move to
9766 * config/frv/frv.h (PREDICATE_CODES): Remove.
9767 * config/frv/frv.md: Include predicates.md.
9768 * config/frv/predicates.md: New.
9770 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9773 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
9774 * tree-ssa-loop-ivopts.c: Include langhooks.h.
9775 (add_standard_iv_candidates_for_size): New function, extracting code
9776 from add_standard_iv_candidates and parameterizing it by type size.
9777 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
9779 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9781 * system.h (GCOV_SIZE_TYPE): Unposion.
9782 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
9783 (GCOV_TYPE_SIZE): ...this new macro.
9784 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
9785 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
9786 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
9787 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
9788 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
9789 instead of unsigned_intSI_type_node.
9790 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
9791 (rtl_gen_one_value_profiler_no_edge_manipulation)
9792 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
9793 * value-prof.c: Include coverage.h.
9795 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
9796 Diego Novillo <dnovillo@redhat.com>
9798 Fix PR tree-optimization/20703
9799 Fix PR tree-optimization/20725
9801 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
9802 (create_expression_by_pieces): Ditto.
9803 (valid_in_set): Ditto. Also handle tcc_declaration.
9804 (find_or_generate_expression): Handle comparison class.
9805 (insert_into_preds_of_block): Ditto.
9806 (insert_aux): Ditto.
9807 (create_value_expr_from): Handle comparison class, recursively
9808 handle reference nodes.
9809 (compute_avail): Handle comparison classes, rewrite a little cleaner.
9810 (execute_pre): Fix spacing.
9811 (do_fre): Renamed to execute_fre.
9813 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9815 * doc/invoke.texi (SPARC options): Document that
9816 -mlittle-endian is not supported on Linux either.
9818 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9822 * config.gcc (Obsolete configurations): Remove
9823 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
9824 (sparclite-*-coff*): Delete.
9825 (sparclite-*-elf*): Likewise.
9826 (sparc86x-*-elf*): Likewise.
9827 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
9828 * config/sparc/lite.h: Delete.
9829 * config/sparc/litecoff.h: Likewise.
9830 * config/sparc/liteelf.h: Likewise.
9831 * config/sparc/sp86x-elf.h: Likewise.
9832 * config/sparc/t-sparclite: Likewise.
9833 * config/sparc/t-sp86x: Likewise.
9835 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
9837 * config/s390/s390-protos.h: (s390_comparison,
9838 s390_alc_comparison, s390_slb_comparison, const0_operand,
9839 consttable_operand, larl_operand, s_operand,
9840 shift_count_operand, bras_sym_operand, load_multiple_operation,
9841 store_multiple_operation, s390_plus_operand): Remove prototypes.
9842 (s390_legitimate_address_without_index_p): New prototype.
9843 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
9845 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
9846 const0_operand, consttable_operand, larl_operand, s_operand,
9847 shift_count_operand, bras_sym_operand, load_multiple_operation,
9848 store_multiple_operation, s390_plus_operand): Move to
9850 (check_mode): Remove.
9851 (s390_branch_condition_mask): Remove 'static'. Move prototype to
9853 (s390_legitimate_address_without_index_p): New.
9854 * config/s390/s390.h (PREDICATE_CODES): Remove.
9855 * config/s390/s390.md: Include predicates.md.
9856 * config/s390/predicates.md: New.
9858 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9861 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
9862 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
9863 (NEED_INDICATE_EXEC_STACK): Define to 1.
9864 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
9865 (NEED_INDICATE_EXEC_STACK): Define to 1.
9866 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
9867 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
9868 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
9869 (pic_helper_emitted_p): New global.
9870 (emit_pic_helper): New function extracted from...
9871 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
9872 Do not call emit_pic_helper if delay_pic_helper is true.
9873 (sparc_expand_prologue): Pass 'false' to load_pic_register.
9874 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
9875 (sparc_file_end): New function.
9877 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9879 * config/mcore/mcore-protos.h: Remove the prototypes for
9880 mcore_arith_reg_operand, mcore_general_movsrc_operand,
9881 mcore_general_movdst_operand, mcore_reload_operand,
9882 mcore_arith_J_operand, mcore_arith_K_operand,
9883 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
9884 mcore_arith_K_S_operand, mcore_arith_imm_operand,
9885 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9886 mcore_literal_K_operand, mcore_addsub_operand,
9887 mcore_compare_operand, mcore_load_multiple_operation,
9888 mcore_store_multiple_operation, mcore_call_address_operand.
9889 Add a prototype for const_ok_for_mcore.
9890 * config/mcore/mcore.c (mcore_call_address_operand,
9891 mcore_general_movsrc_operand, mcore_general_movdst_operand,
9892 mcore_arith_reg_operand, mcore_reload_operand,
9893 mcore_arith_J_operand, mcore_arith_K_operand,
9894 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
9895 mcore_arith_M_operand, mcore_arith_imm_operand,
9896 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9897 mcore_literal_K_operand, mcore_addsub_operand,
9898 mcore_compare_operand, mcore_load_multiple_operation,
9899 mcore_store_multiple_operation): Move to predicates.md.
9900 (const_ok_for_mcore): Export.
9901 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
9902 * config/mcore/mcore.md: Include predicates.md.
9903 * config/mcore/predicates.md: New.
9905 * config/mcore/predicates.md: Fix a comment typo.
9907 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
9908 Adrian Straetling <straetling@de.ibm.com>
9910 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
9911 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
9912 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
9914 ("imul"): Removed from "type" attribute.
9915 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
9916 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
9917 Changed type to imulsi.
9918 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
9920 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9922 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
9923 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
9924 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
9925 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
9926 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
9927 (TARGET_SWITCHES, mcore_stack_increment_string)
9928 (TARGET_OPTIONS): Delete.
9929 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
9930 than *_BIT constants.
9931 (TARGET_8ALIGN): #undef old definition before redefining to 1.
9932 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
9933 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
9934 (mcore_override_options): Delete mcore_stack_increment code.
9935 Change use of M340_BIT to MASK_M340.
9936 * config/mcore/mcore.opt: New file.
9938 2005-04-04 Ian Lance Taylor <ian@airs.com>
9940 * config/arm/arm.c (replace_symbols_in_block): Remove static
9943 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9945 * config/fr30/fr30-protos.h: Remove the prototypes for
9946 stack_add_operand, add_immediate_operand,
9947 high_register_operand, low_register_operand, call_operand,
9948 di_operand, and nonimmediate_di_operand.
9949 * config/fr30/fr30.c (stack_add_operand,
9950 add_immediate_operand, high_register_operand,
9951 low_register_operand, call_operand, di_operand,
9952 nonimmediate_di_operand): Move to predicates.md.
9953 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
9954 * config/fr30/fr30.md: Include predicates.md.
9955 * config/fr30/predicates.md: New.
9957 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
9958 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
9959 mcore_call_address_operand.
9961 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
9962 general_movsrc_operand.
9964 2005-04-04 Alan Modra <amodra@bigpond.net.au>
9966 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
9969 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
9972 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
9975 2005-04-04 Richard Henderson <rth@redhat.com>
9976 Jakub Jelinek <jakub@redhat.com>
9978 PR rtl-optimization/16104
9979 * fold-const.c (fold_unary): Fix folding of vector conversions.
9981 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9983 * config.gcc (xstormy16-*-elf): Set extra_options.
9984 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
9985 * config/stormy16/stormy16.opt: New file.
9987 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9989 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
9990 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
9991 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
9992 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
9993 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
9994 (TARGET_UNIX_ASM): Delete.
9995 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
9996 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
9997 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
9998 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9999 * config/pdp11/pdp11.opt: New file.
10001 2005-04-03 Roger Sayle <roger@eyesopen.com>
10002 Alexandre Oliva <aoliva@redhat.com>
10005 * fold-const.c (non_lvalue): Split tests into...
10006 (maybe_lvalue_p): New function.
10007 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10008 C++ front-end prior to lowering into gimple form.
10010 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10012 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10013 BUILT_IN_STRNCASECMP): New.
10014 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10017 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10020 * arm.md (addsi3_compare0_for_combiner): Delete.
10021 (addsi3_compare0_scratch_for_combiner): Delete.
10022 (cmpsi_neg_shiftsi): Delete.
10023 (compare_negsi_si): New pattern.
10024 (cmpsi_negshiftsi_si): New pattern.
10025 (negated_cbranchsi4): Restrict to equality_operator.
10027 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10030 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10032 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10035 * doc/install.texi: Fix a typo.
10037 2005-04-03 Steven Bosscher <stevenb@suse.de>
10039 PR middle-end/20648
10040 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10041 a computed goto if the edge to the computed goto block has
10042 incoming abnormal edges. Clarify how the function works.
10044 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10046 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10047 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10048 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10049 hash_scan_set, reg_set_between_after_reload_p,
10050 reg_used_between_after_reload_p, get_avail_load_store_reg,
10051 eliminate_partially_redundant_load): Likewise.
10052 * postreload.c (reload_cse_simplify_set,
10053 reload_combine_note_use): Likewise.
10054 * predict.c (predict_insn, expected_value_to_br_prob,
10055 propagate_freq, expensive_function_p): Likewise.
10056 * print-rtl.c (print_rtx): Likewise.
10057 * profile.c (instrument_edges, instrument_values,
10058 compute_branch_probabilities, branch_prob, union_groups,
10059 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10060 * protoize.c (in_system_include_dir, file_could_be_converted,
10061 file_normally_convertible, gen_aux_info_file, seek_to_line,
10062 do_cleaning): Likewise.
10063 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10064 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10065 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10067 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10069 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10070 * modulo-sched.c (undo_replace_buff_elem): New structure.
10071 (kernel_number_of_cycles, ps_unschedule_node,
10072 undo_generate_reg_moves,free_undo_replace_buff,
10073 undo_permute_partial_schedule, loop_single_full_bb_p,
10074 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10075 build_loops_structure, get_sched_window): New.
10076 (generate_reg_moves): Return undo_replace_buff_elem and other
10078 (generate_prolog_epilog): Remove old loop versioning.
10079 (sms_schedule): Use loop information and loop_version.
10080 (sms_schedule_by_order): Split part of it to get_sched_window.
10081 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10082 cfg_layout_finalize and free_dominance_info before/after SMS.
10084 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10086 * cfghooks.c (lv_flush_pending_stmts,
10087 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10088 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10089 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10090 lv_add_condition_to_bb,
10091 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10092 flush_pending_stmts): New in cfg_hooks structure.
10093 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10094 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10095 lv_add_condition_to_bb): New declarations.
10096 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10098 (loop_version): Declare.
10099 * cfgloopmanip.c (cfghooks.h): Include.
10100 (duplicate_loop_to_header_edge): Change return type to bool.
10101 (loop_version, lv_adjust_loop_entry_edge): Move here.
10102 * cfgrtl.c (cfgloop.h): Include.
10103 (rtl_verify_flow_info_1): Fix.
10104 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10105 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10107 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10108 tree_lv_add_condition_to_bb): New.
10109 (tree_cfg_hooks): Add new hooks to initialization.
10110 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10111 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10113 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10115 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
10116 xstormy16_below100_or_register,
10117 xstormy16_splittable_below100_or_register, and
10118 nonimmediate_nonstack_operand.
10120 * config/stormy16/stormy16-protos.h: Remove the prototypes for
10121 xstormy16_ineqsi_operator, equality_operator,
10122 inequality_operator, shift_operator,
10123 xstormy16_below100_operand, xstormy16_below100_or_register,
10124 xstormy16_splittable_below100_or_register,
10125 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
10126 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
10127 equality_operator, inequality_operator,
10128 xstormy16_below100_operand, xstormy16_below100_or_register,
10129 xstormy16_splittable_below100_or_register,
10130 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
10131 nonimmediate_nonstack_operand, shift_operator): Move to
10133 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
10134 * config/stormy16/stormy16.md: Include predicates.md.
10135 * config/stormy16/predicates.md: New.
10137 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10139 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
10140 small_int, large_int, reg_or_0_operand, simple_memory_operand,
10141 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
10142 move_operand, power_of_2_operand): Move to predicates.md.
10143 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
10144 PREDICATE_CODE): Remove.
10145 * config/iq2000/iq2000.md: Include predicates.md.
10146 * config/iq2000/predicates.md: New.
10148 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
10150 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
10151 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
10152 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
10153 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
10154 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
10155 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
10156 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10157 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10158 (TARGET_M68HC11): Delete.
10159 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
10160 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
10161 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
10162 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10163 (nb_soft_regs): Delete.
10164 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
10165 (m68hc11_override_options): Remove the code that caters for MASK_M6811
10166 and MASK_M6812 being set simultaneously. Change the code that sets
10167 the default m68hc11_soft_reg_count to use integers instead of strings.
10168 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
10169 m68hc11_soft_reg_count (which now has an int type) as the number
10171 * config/m68hc11/m68hc11.opt: New file.
10173 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10175 * config/fr30/fr30.h (PREDICATE_CODES): Remove
10176 fp_displacement_operand, sp_displacement_operand.
10178 * config/m68hc11/m68hc11-protos.h: Add a prototype for
10180 Remove the prototypes for tst_operand, cmp_operand,
10181 stack_register_operand, d_register_operand,
10182 hard_addr_reg_operand, splitable_operand,
10183 m68hc11_logical_operator, m68hc11_arith_operator,
10184 m68hc11_non_shift_operator, m68hc11_shift_operator,
10185 m68hc11_unary_operator, m68hc11_eq_compare_operator,
10186 non_push_operand, hard_reg_operand, and
10187 reg_or_some_mem_operand.
10188 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
10190 (tst_operand, cmp_operand, non_push_operand,
10191 splitable_operand, reg_or_some_mem_operand,
10192 stack_register_operand, d_register_operand,
10193 hard_addr_reg_operand, hard_reg_operand,
10194 m68hc11_eq_compare_operator, m68hc11_logical_operator,
10195 m68hc11_arith_operator, m68hc11_non_shift_operator,
10196 m68hc11_shift_operator, m68hc11_unary_operator): Move to
10198 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
10199 * config/m68hc11/m68hc11.md: Include predicates.md.
10200 * config/m68hc11/predicates.md: New.
10202 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10205 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
10206 change checked in along with 2005-03-03's patch for debug/20253.
10207 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
10208 (remap_decl): Insert type decl in map earlier.
10210 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10212 PR tree-optimization/20640
10213 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
10214 post-dominator if it has phi nodes.
10215 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
10216 before dead statements.
10218 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10220 PR middle-end/20491
10221 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
10223 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10225 PR rtl-optimization/20290
10226 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
10227 in every iteration if the entry point is the exit test.
10229 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
10231 * config/cris/cris.md (attribute "length"): Define.
10233 2005-04-02 Geoffrey Keating <geoffk@apple.com>
10235 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
10236 (word_offset_memref_operand): New.
10237 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
10238 (indexed_or_indirect_operand): Delete.
10239 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
10240 (indexed_or_indirect_operand): Delete.
10242 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
10245 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
10248 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
10249 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
10251 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10253 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
10255 2005-04-01 Ian Lance Taylor <ian@airs.com>
10257 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
10258 (rus, prus): Remove static variables.
10259 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
10260 (process_command): Permit report_times and use_pipes together.
10262 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10264 * c-decl.c (validate_proto_after_old_defn): Look at
10265 TYPE_MAIN_VARIANT of argument types.
10267 2005-04-01 Paul Brook <paul@codesourcery.com>
10269 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
10270 (arm_output_function_epilogue): Allow call_via_SP.
10271 (thumb_call_via_reg, arm_file_end): Ditto.
10272 * config/arm/arm.h (struct machine_function): Include space for SP.
10273 (thumb_call_via_label): Update declaration.
10275 2005-04-01 Ian Lance Taylor <ian@airs.com>
10277 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
10278 doing a peephole optimization, once again put any notes in the
10281 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10283 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
10285 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10287 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
10288 (block_alloc, find_free_reg): Likewise.
10289 * loop-doloop.c (doloop_modify): Likewise.
10290 * loop-invariant.c (record_use): Likewise.
10291 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
10292 get_iv_value, canon_condition, eliminate_implied_condition,
10293 eliminate_implied_condition, simplify_using_initial_values,
10294 shorten_into_mode, canonicalize_iv_subregs,
10295 iv_number_of_iterations): Likewise.
10296 * loop-unroll.c (expand_var_during_unrolling): Likewise.
10297 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
10298 unswitch_loop): Likewise.
10299 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
10300 move_movables, replace_call_address, find_and_verify_loops,
10301 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
10302 record_giv, final_giv_value, general_induction_var,
10303 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
10304 loop_giv_dump): Likewise.
10306 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
10307 GCOV_CHECK_WRITING): Remove.
10308 (gcov_position, gcov_rewrite): Use gcc_assert.
10309 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
10310 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
10311 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
10314 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10316 * tree-inline.c: Fix a typo.
10318 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10320 * configure.ac (enable-checking): Explicitly set all variables for
10321 collective switch values. Alphabetize variables. Rename
10322 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
10324 * doc/install.texi (enable-checking): Update documentation.
10325 * configure: Rebuilt.
10327 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10329 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
10332 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10334 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
10335 Also reject cases where this pattern will cause load delay stalls
10336 unless optimizing for size and it will produce a shorter sequence.
10337 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
10338 variants to avoid pre-adjusting the base when possible.
10340 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10342 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
10343 the frame and argument pointers.
10344 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
10345 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
10346 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
10347 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
10348 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
10349 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
10351 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
10353 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
10354 with entry for selectany attribute.
10355 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
10357 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
10358 (i386_pe_asm_named_section): Handle sections generated by
10359 selectany attribute.
10360 * doc/extend.texi (selectany): Document attribute.
10362 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
10363 Jan Hubicka <jh@suse.cz>
10365 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
10366 to fix addresses involving EBP and ESP.
10367 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
10368 for SUBREGed registers.
10369 (legitimate_address_p): Accept SUBREGed registers.
10371 2005-04-01 Jakub Jelinek <jakub@redhat.com>
10374 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
10375 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
10378 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10380 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
10382 2005-04-01 James E Wilson <wilson@specifixinc.com>
10385 * dwarf2out.c (rtl_for_decl_init): New function.
10386 (rtl_for_decl_location): Extracted from here.
10387 (tree_add_const_value_attribute): Call rtl_for_decl_init and
10388 add_const_value_attribute. Delete initializer_constant_valid_p call.
10390 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10392 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
10393 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
10394 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
10395 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
10396 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
10397 config/i386/i386.md, config/rs6000/predicates.md,
10398 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
10399 config/s390/s390.c, config/stormy16/stormy16.c,
10400 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
10403 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10406 * gimplify.c (gimplify_expr): Create a temporary for lvalue
10407 COND_EXPR and CALL_EXPR.
10409 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
10412 * genautomata.c (first_cycle_unit_presence): Check all alternative
10413 states for unit presence.
10415 * doc/md.texi: Remove remark about impossibility to query unit
10416 presence in non nondeterministic automaton state.
10418 * config/ia64/ia64.c (get_template): Change order of unit querying.
10420 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10422 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
10425 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
10427 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
10428 flag for edges outside any loops.
10430 2005-03-31 Janis Johnson <janis187@us.ibm.com>
10432 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
10434 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10436 * tree-ssa-alias.c: Follow spelling conventions.
10437 * doc/tree-ssa.texi: Fix a typo.
10439 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
10441 * postreload-gcse.c: Include target.h.
10442 (gcse_after_reload_main): Return early if we cannot modify jumps.
10443 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
10445 2005-03-31 David Edelsohn <edelsohn@gnu.org>
10447 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
10448 expensive operations.
10450 2005-03-31 Ian Lance Taylor <ian@airs.com>
10452 * collect2.c (lderrout): New variable.
10453 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
10454 if it is set, to stderr.
10455 (handler): Unlink lderrout if it is set.
10456 (dump_file): Add "to" parameter. Change all callers.
10457 (main): Initialize lderrout.
10458 (collect_execute): Add errname parameter. Change all callers.
10459 Rename redir parameter to outname. Never pass
10460 PEX_STDERR_TO_STDOUT to pex_run.
10461 * collect2.h (collect_execute, dump_file): Update declarations.
10462 * tlink.c (tlink_execute): Add errname parameter. Change all
10464 (do_tlink): Check lderrout as well as ldout.
10466 2005-03-31 Caroline Tice <ctice@apple.com>
10468 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
10469 (bb-reorder.o): Add errors.h to list of requirements.
10470 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
10471 profiledbootstrap flags.
10472 * bb-reorder.c (errors.h): Add new include.
10473 (struct bbro_basic_block_data_def): Add new field, in_trace.
10474 (add_unlikely_executed_notes): Remove function.
10475 (mark_bb_for_unlikely_executed_section): Remove function.
10476 (insert_section_boundary_note): New function.
10477 (verify_hot_cold_block_grouping): New function.
10478 (push_to_next_round_p): Remove variables and tests that push all
10479 cold blocks to last round.
10480 (find_traces): Remove code that added extra round of trace finding
10481 when doing partitioning.
10482 (find_traces_1_round) : Remove variable last_round; add code to
10483 update new struct field, in_trace; correct trace_length where it was
10484 incorrect before (after call to copy_bb); change code that pushed all
10485 cold blocks to last round. Instead verify that all blocks going into
10486 a trace belong in the same partition.
10487 (connect_traces): Modify to connect the traces in two passes, if the
10488 function contains both hot and cold blocks. The first pass connects
10489 all the traces for blocks in the partition that the first block in
10490 the function belongs to; the second pass connnects all the traces
10491 containing blocks that belong in the other partition.
10492 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10493 code that automatically put the first block in a function into the
10494 hot partition if the function had any hot blocks.
10495 (fix_crossing_unconditional_branches): Check number of succ edges
10496 before attempting to get one.
10497 (fix_edges_for_rarely_executed_code): Update comment describing
10499 (reorder_basic_blocks): Add code to initialize new field (in_trace);
10500 remove call to add_unlikely_executed_notes; add call to
10501 verify_hot_cold_block_grouping.
10502 (duplicate_computed_gotos): Don't change computed goto if it's a
10504 (partition_hot_cold_basic_blocks): Update function comment.
10505 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
10507 (try_forward_edges): Likewise.
10508 (merge_blocks_move_predecessor_nojumps): Likewise.
10509 (merge_blocks_move_successor_nojumps): Likewise.
10510 (merge_blocks_move): Likewise.
10511 (try_crossjump_bb): Likewise.
10512 * cfglayout.c (update_unlikely_executed_notes): Remove function.
10513 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
10514 notes to cold bb's; remove call to update_unlikely_executed_notes.
10515 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10516 NOTE_INSN_SWITCH_TEXT_SECTIONS.
10517 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
10518 function declaration.
10519 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
10520 from consideration.
10521 (rtl_can_merge_blocks): Remove redundancy from condition.
10522 (try_redirect_by_replacing_jump): Likewise.
10523 (force_nonfallthru_and_redirect): Remove code for adding
10524 UNLIKELY_EXECUTED_CODE notes to cold bb's.
10525 (commit_one_edge_insertion): Likewise.
10526 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
10527 * dbxout.c (FORCE_TEXT): Replace function_section with
10528 current_function_section.
10529 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
10530 function, switch_text_section.
10531 (struct xcoff_debug): Likewise.
10532 (dbxout_function_end): Add code to put out label diffs for both
10533 hot and cold sections.
10534 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
10535 for new debug_hooks funciton, switch_text_section..
10536 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
10537 switch_text_section.
10538 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
10539 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
10540 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
10541 dw_fde_switched_sections.
10542 (output_call_frame_info): Add test to see if function switches text
10543 sections in the middle; if so, use appropriate extra hot and cold
10544 section labels to compute size deltas for the hot and cold sections.
10545 (dwarf2out_begin_prologue): Add code to initialize new fields in
10547 (dwarf2out_switch_text_section): New function (invoked through
10548 debug_hook); updates new fields in dw_fde_struct appropriately and
10549 increments separate_line_info_table_in_use.
10550 (dwarf2_debug_hooks): Initialize switch_text_section function to be
10551 dwarf2out_switch_text_section.
10552 (struct var_loc_node): Add new field, section_label.
10553 (output_aranges): Add code to check whether in hot or cold section and
10554 use the appropriate label in calculating deltas.
10555 (output_ranges): Likewise.
10556 (output_line_info): Add code to check which section we're in and
10557 use appropriate hot/cold label.
10558 (add_location_or_constant_value_attribute): Likewise.
10559 (gen_subprogam_die): Modify arange attributes to use correct labels.
10560 (dwarf2out_begin_block): Change call to function_section into call to
10561 current_function_section.
10562 (dwarf2out_end_block): Likewise.
10563 (dwarf2out_source_line): Likewise.
10564 (dwarf2out_var_location): Add code to check whether in hot or cold
10565 section and use the appropriate label.
10566 * except.c (output_function_exception_table): Change call to
10567 function_section into call to current_function_section.
10568 * final.c (profile_function): Likewise.
10569 (scan_ahead_for_unlikely_executed_note): Remove function.
10570 (final_scan_insn): Remove calls to
10571 scan_ahead_for_unlikely_executed_note, and related code for switching
10572 to cold section, except for the single time
10573 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
10574 debug_hooks->switch_text_sections; replace appropriate calls to
10575 function_section with calls to current_function_section.
10576 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
10577 test_bb to condition.
10578 (find_if_case_2): Likewise.
10579 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10580 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
10581 * opts.c (decode_options): Change warning about hot/cold partitioning
10582 with exceptionss to inform (so as not to cause bootstrap failures);
10583 remove warning about partitioning with DWARF debug info.
10584 * output.h (current_function_section): Add new function decl.
10585 (insert_section_boundary_note): Likewise.
10586 (enum in_section): Move this declaration here from varasm.c.
10587 (unlikely_section_label): Likewise.
10588 (unlikely_text_section_name): Likewise.
10589 (last_text_section_name): New global variable.
10590 (last_text_section): Likewise.
10591 (hot_section_label): Likewise.
10592 (hot_section_end_label): Likewise.
10593 (cold_section_end_label): Likewise.
10594 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
10595 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
10596 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
10597 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
10598 insn from consideration.
10599 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
10600 switch_text_section.
10601 * varasm.c (basic-block.h): Add new include.
10602 (unlikely_section_label_printed): Remove global variable.
10603 (unlikely_section_label): Make global variable not be static any more.
10604 (unlikely_text_section_name): Likewise.
10605 (hot_section_end_label): New global variable (not static)
10606 (first_function_block_is_cold): Likewise.
10607 (hot_section_label): Likewise.
10608 (cold_section_end_label): Likewise..
10609 (last_text_section): New global variable, not static.
10610 (last_text_section_name): New global variable, not static.
10611 (initialize_cold_section_name): New function.
10612 (enum in_section): Move declaration to output.h.
10613 (text_section): Update last_text_section.
10614 (unlikely_text_section): Replace code to determine cold section name
10615 with call to initialize_cold_section_name; Add code to update
10616 last_text_section; remove code for printing out label.
10617 (named_section_real): Add code to update last_text_section and
10618 last_text_section_name as appropriate.
10619 (function_section): Change test for 'unlikely' to depend on
10620 first_function_block_is_cold (moved old test to
10621 current_function_section).
10622 (current_function_section): New function.
10623 (assemble_start_function): Move code that frees
10624 unlikely_text_section_name; initialize hot_section_end_label;
10625 print hot and cold section labels at the start of the function;
10626 set first_function_block_is_cold, if appropriate; initialize l
10627 ast_text_section; add call to insert_section_boundary_note.
10628 (assemble_end_function): Add code to write out hot and cold section
10630 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
10631 switch_text_section.
10632 * config/darwin.c (machopic_select_section): Replace incorrect
10633 function in base_funs; update reloc for cold sections if necessary.
10634 * config/darwin.h (SECTION_FUNCTION): Add code to update
10635 last_text_section if appropriate.
10636 (text_unlikely_section): Remove.
10637 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
10638 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
10639 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
10640 partitioning for this architecture.
10642 2005-03-31 Olivier Hainque <hainque@adacore.com>
10644 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
10645 defined and non-zero.
10647 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
10650 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
10653 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10656 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
10657 label operand. Remove (use (unspec..)). Don't emit a label on
10659 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
10660 generate inline label for load_toc_v4_PIC_1b.
10661 (rs6000_emit_load_toc_table): Likewise.
10663 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10665 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
10666 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
10668 2005-03-29 Devang Patel <dpatel@apple.com>
10670 * tree-sra.c (decide_block_copy): Disable scalarization of
10673 2005-03-30 Stuart Hastings <stuart@apple.com>
10674 Dale Johannesen <dalej@apple.com>
10676 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
10677 * print-tree.c (print_node): Add case STATEMENT_LIST.
10679 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10681 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
10682 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
10683 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
10684 is given with "powerpc64*" or "all", or when --with-cpu chooses
10687 2005-03-30 James E. Wilson <wilson@specifixinc.com>
10690 * dwarf2out.c (add_high_low_attributes): New function, extracted from
10691 gen_lexical_block_die.
10692 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
10694 2005-03-31 Jan Hubicka <jh@suse.cz>
10696 2004-11-02 Jan Hubicka <jh@suse.cz>
10698 * cgraph.c (cgraph_varpool_node_name): New function.
10699 (dump_cgraph_varpool_node): New function.
10700 (dump_varpool): New function.
10701 * cgraphunit.c (cgraph_optimize): Dump varpool.
10703 2004-10-16 Jan Hubicka <jh@suse.cz>
10705 * cgraph.c (decide_is_variable_needed): New function.
10706 (cgraph_varpool_finalize_decl): Use it.
10707 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
10709 * final.c (output_addr_const): Do not call mark_referenced.
10710 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
10711 always go via cgraph.
10712 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
10713 (check_global_declarations): Ifdef out code clearing DECL_RTL.
10714 * tree-optimize.c (execute_inline): Mark functions called.
10715 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
10717 2004-10-11 Jan Hubicka <jh@suse.cz>
10719 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
10720 (cgraph_varpool_last_needed_node): New static variable.
10721 (enqueue_needed_varpool_node): Break out from ...; add items to the
10722 end of queue; update first pointers.
10723 (cgraph_varpool_mark_needed_node): ... here.
10724 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
10725 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
10726 * cgraph.h (cgraph_varpool_node): Add analyzed field.
10727 (cgraph_varpool_first_unanalyzed_node): Declare.
10728 * cgraphunit.c: Include output.h.
10729 (cgraph_varpool_analyze_pending_decls): New function.
10730 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
10731 for errors, analyze pending decls.
10732 (cgraph_finalize_compilation_unit): Only analyze decls.
10733 (cgraph_optimize): Assemble the decls after expanding.
10735 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
10737 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
10738 subvars get marked properly in tags for grouping.
10739 (add_pointed_to_var): Mark only actual pointed to
10740 variables/subvars in addresses needed.
10741 (create_overlap_variables_for): Clear call clobbered on original
10743 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
10744 addresable vars with subvars into list.
10745 * tree-ssa.c (verify_ssa_name): Verify original is not used where
10748 2005-03-30 Richard Henderson <rth@redhat.com>
10750 * cgraph.h (struct cgraph_node): Add alias.
10751 * varasm.c (assemble_alias): Set it.
10752 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
10753 avoid calling cgraph_expand_function.
10755 2005-03-30 Tom Tromey <tromey@redhat.com>
10757 * tree.def (FILE_TYPE): Removed.
10758 * typeclass.h (enum type_class): Removed file_type_class.
10759 * dwarf2out.c (is_base_type): Updated.
10760 (gen_type_die): Likewise.
10761 * dbxout.c (dbxout_type): Updated.
10762 * builtins.c (type_to_class): Updated.
10763 * tree.c (type_contains_placeholder_1): Updated.
10764 * config/sparc/sparc.c (sparc_type_code): Updated.
10765 * config/ia64/ia64.c (hfa_element_mode): Updated.
10766 * expr.c (count_type_elements): Updated.
10767 * stor-layout.c (layout_type): Updated.
10768 * tree-inline.c (remap_type): Updated.
10769 * tree-pretty-print.c (dump_generic_node): Updated.
10771 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
10773 * builtins.c (expand_builtin_powi): Fix mode of
10774 2nd argument to match int.
10775 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
10776 2nd argument type to int.
10777 * libgcc2.c: Change prototype of __powi* functions to use
10780 2005-03-30 Dale Johannesen <dalej@apple.com>
10782 PR middle-end/19225
10783 * calls.c (expand_call): Flush pending deferrals before
10786 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10790 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
10791 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
10792 c_label_context, label_context_stack): New.
10793 * c-decl.c (define_label): Check for jumps into statement
10794 expressions. Add label to list of defined labels.
10795 (start_function): Push context on label_context_stack.
10796 (finish_function): Pop context from label_context_stack.
10797 * c-typeck.c (label_context_stack): New.
10798 (c_finish_goto_label): Check for jumps into statement
10799 expressions. Add label to list of jumped to labels.
10800 (struct c_switch): Add blocked_stmt_expr.
10801 (c_start_case): Initialize it.
10802 (do_case): Check it.
10803 (c_finish_case): Verify !blocked_stmt_expr.
10804 (c_begin_stmt_expr): Push context on label_context_stack.
10805 Increment blocked_stmt_expr. Mark labels jumped to from outside
10807 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
10808 defined in the statement expression and no longer jumpable to.
10809 Mark labels jumped to from just outside the statement expression
10810 as again definable. Pop context from label_context_stack.
10811 * doc/extend.texi (Statement Exprs): Update.
10813 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10816 * c-decl.c (start_function): Check for old_decl being
10819 2005-03-30 Ian Lance Taylor <ian@airs.com>
10821 * final.c (final): Remove prescan parameter. Change all callers.
10822 (final_scan_insn): Remove prescan parameter. Change all callers.
10824 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
10826 * tree-vectorizer.c: Fix comment typos.
10828 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
10830 * tree-scalar-evolution.c (instantiate_parameters_1): Return
10831 as soon as a chrec_dont_know is detected.
10833 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
10835 Merge from csl-arm-branch.
10836 2004-02-12 Mark Mitchell <mark@codesourcery.com>
10838 * tlink.c (recompile_files): Do not assume that "rename" can
10839 overwrite an existing file.
10841 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
10843 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
10844 * gcc/configure: Regenerate.
10846 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10848 * doc/install.texi: Update binutils requirement for powerpc*-linux.
10850 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
10852 * calls.c (struct arg_data): Update "partial" comment.
10853 (load_register_parameters): Update "nregs" comment.
10855 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10857 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
10858 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
10859 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
10860 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
10861 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
10862 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
10863 than target_flags & 0.
10864 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
10865 (iq2000_arch, iq2000_parse_cpu): Delete.
10866 (TARGET_HANDLE_OPTION): Override default.
10867 (iq2000_handle_option): New function.
10868 (override_options): Remove -march= and -mcpu= handling.
10869 * config/iq2000/iq2000.opt: New file.
10871 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10873 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
10874 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
10875 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
10876 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
10877 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
10878 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
10879 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
10880 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
10881 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
10882 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
10883 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
10884 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
10885 (c4x_rpts_cycles_string, c4x_cpu_version_string)
10886 (TARGET_OPTIONS): Delete.
10887 (c4x_rpts_cycles, c4x_cpu_version): Declare.
10888 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
10889 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
10890 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
10891 (c4x_cpu_version_string): Delete.
10892 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10893 (c4x_handle_option): New function. Map -m3x and -m4x options to the
10894 equivalent -mcpu= option.
10895 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
10896 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
10897 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
10898 or clearing the appropriate MASK_* bit.
10899 (c4x_file_start): Use c4x_cpu_version.
10900 * config/c4x/c4x.opt: New file.
10902 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10904 * doc/options.texi: Document the new MaskExists flag.
10905 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
10906 if the option has the MaskExists flag.
10908 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10910 * opt-functions.awk (flag_set_p, test_flag): New functions.
10911 (switch_flags): Use them.
10912 * opth-gen.awk: Use flag_set_p to check for flags.
10913 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
10915 2005-03-30 Ian Lance Taylor <ian@airs.com>
10917 * config.host (i[34567]86-*-mingw32*): Don't set
10918 host_can_use_collect2 to no.
10920 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10923 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
10924 Remove convert_memory_address call duplicating that in memory_address.
10926 2005-03-29 Richard Henderson <rth@redhat.com>
10929 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
10930 (build_compound_literal): Likewise. Propagate decl type into the
10932 (finish_decl): Likewise. Use new return value from complete_array_type
10933 for zero sized arrays.
10934 (complete_array_type): Move ...
10935 * c-common.c (complete_array_type): ... here. Change first argument
10936 to pointer-to-type-node. Consistently use sizetype for the index
10937 except for zero sized arrays. Detect zero sized arrays for pedantic
10938 mode diagnostics. Create a new type node instead of modifying the
10940 * c-tree.h (complete_array_type): Move decl ...
10941 * c-common.h (complete_array_type): ... here.
10943 2005-03-29 Richard Henderson <rth@redhat.com>
10946 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
10948 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
10950 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
10951 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
10952 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
10953 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
10955 2005-03-29 Eric Christopher <echristo@redhat.com>
10957 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
10958 truthvalue conversion removal.
10960 2005-03-29 Ian Lance Taylor <ian@airs.com>
10963 * collect2.c: Never include <vfork.h>.
10964 (VFORK_STRING, vfork): Don't define.
10965 (pid): Remove global variable.
10966 (handler): Call raise instead of kill (getpid(), ...).
10967 (collect_wait): Add pex parameter. Change all callers. Use
10968 pex_get_status rather than pwait.
10969 (do_wait): Add pex parameter. Change all callers.
10970 (collect_execute): Return struct pex_obj * rather than void. Use
10971 pex routines rather than pexecute.
10972 (fork_execute): Get pex_obj from collect_execute, and pass it to
10974 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
10975 Only declare quit_handler if SIGQUIT is defined.
10976 (scan_libraries): Likewise.
10977 * collect2.h (collect_execute): Update declaration.
10978 (collect_wait): Update declaration.
10979 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
10980 pass it to collect_wait.
10982 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
10985 * c-parser.c (c_parser_compound_statement_nostart): Give error
10986 message for EOF instead of just setting parser->error.
10988 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
10990 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
10991 (slpeel_update_phi_nodes_for_guard1): New function.
10992 (slpeel_update_phi_nodes_for_guard2): New function.
10993 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
10994 of slpeel_update_phi_nodes_for_guard.
10995 (vectorize_loops): Remove call to loop_closed_rewrite.
10996 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
10999 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11001 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11002 (TARGET_LITTLE_ENDIAN): New macro.
11003 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11004 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11005 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11006 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11007 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11008 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11009 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11010 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11011 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11012 (TARGET_OPTIONS): Delete.
11013 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11014 (CACHE_FLUSH_TRAP): Turn into an integer.
11015 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11016 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11017 -mflush-trap is in use.
11018 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11019 (m32r_cache_flush_trap_string): Delete.
11020 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11021 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11022 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11023 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11024 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11025 -mmodel= and -msdata= handling from...
11026 (m32r_init): ...here.
11027 * config/m32r/m32r.opt: New file.
11029 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11031 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11032 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11033 * tree-vect-analyze.c (vect_object_analysis): additional parm
11034 pass back a "struct ptr_info_def *" with the points-to info.
11035 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11036 statement using info returned from vect_object_analysis.
11037 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11038 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11039 for virtual uses and defs when creating a replacement vector
11040 reference. Call duplicate_ssa_name_ptr_info to define points-to
11041 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11042 (vectorizable_store): copy_virtual_operands and update
11043 definition statements.
11044 (vectorizable_load): copy_virtual_operands. Remove call to
11045 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11046 * tree-vectorizer.c (vectorize_loops): Remove calls to
11047 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11048 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11049 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11050 define macro STMT_VINFO_PTR_INFO for use in accessing.
11051 * tree.h add export of duplicate_ssa_name_ptr_info.
11052 * rs6000.c (altivec_init_builtins): Declare builtin function
11053 __builtin_altivec_mask_for_load to be "const".
11055 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11057 PR middle-end/20622
11058 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11059 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11060 assemble_variable on aliases.
11061 * varasm.c (assemble_alias): Set node->alias.
11062 * toplev.c (wrapup_global_declarations): Don't call
11063 rest_of_decl_compilation on aliases again.
11065 2005-03-29 Paul Brook <paul@codesourcery.com>
11067 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11068 * config/arm/arm.c (arm_dbx_register_number): New function.
11069 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11071 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11073 PR middle-end/20263
11074 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11075 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11077 2005-03-29 Dale Johannesen <dalej@apple.com>
11079 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11080 $(TREE_H) and $(COVERAGE_H).
11081 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11082 * opts.c (common_handle_option): Enable tree-based value transforms.
11083 * toplev.c (process_options): Ditto.
11084 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11085 refers to references to this type.
11086 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11087 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11088 for may_be_more, may_be_less.
11089 (rtl_gen_pow2_profiler): Adjust.
11090 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11091 (rtl_gen_one_value_profiler): Adjust.
11092 (rtl_gen_const_delta_profiler): Adjust.
11093 * tree-profile.c (tree_gen_interval_profiler): Implement.
11094 (tree_gen_pow2_profiler): Ditto.
11095 (tree_gen_one_value_profiler): Ditto.
11096 (tree_profiling): New.
11097 (pass_tree_profile): Reference it.
11098 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11100 (insn_divmod_values_to_profile): Rename to
11101 rtl_divmod_values_to_profile. Adjust.
11102 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11103 (insn_prefetch_values_to_profile): Adjust.
11104 (rtl_value_profile_transformations): Adjust.
11105 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11106 (gen_mod_pow2): Rename to rtl_mod_pow2.
11107 (gen_mod_subtract): Rename to rtl_mod_subtract.
11108 (divmod_fixed_value_transform): Rename to
11109 rtl_divmod_fixed_value_transform.
11110 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11111 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11112 (rtl_find_values_to_profile): Adjust.
11113 (tree_value_profile_transformations): Implement.
11114 (tree_divmod_values_to_profile): New.
11115 (tree_values_to_profile): New.
11116 (tree_divmod_fixed_value): New.
11117 (tree_mod_pow2): New.
11118 (tree_mod_subtract): New.
11119 (tree_divmod_fixed_value_transform): New.
11120 (tree_mod_pow2_value_transform): New.
11121 (tree_mod_subtract_transform): New.
11122 (tree_find_values_to_profile): Implement.
11123 * profile.c (instrument_values): Free histograms.
11124 (compute_value_histograms): Adjust. Implement tree version.
11126 2005-03-29 Uros Bizjak <uros@kss-loka.si>
11128 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
11129 * config/i386/i386.c (output_fix_trunc): Add new round_mode
11130 variable. Output "fldcw" depending on round_mode.
11131 * config/i386/i386.md (UNSPEC_FIST): New.
11132 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
11133 New isns patterns to implement lrint and llrint built-ins as x87
11134 intrinsic function.
11135 (fistdi2, fist<mode>2 splitters): New splitters.
11136 (lrint<mode>2): New expanders.
11138 2005-03-28 Ian Lance Taylor <ian@airs.com>
11140 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
11141 0 when calling final_scan_insn.
11143 2005-03-28 Jan Hubicka <jh@suse.cz>
11145 PR middle-end/20635
11146 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
11149 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
11150 types where possible.
11152 2005-03-26 Per Bothner <per@bothner.com>
11154 Make -f[no-]show-column also control non-cpp diagnostics.
11155 * c.opt (fshow-column): Move option from here ...
11156 * common.opt (fshow-column): ... to here.
11157 * diagnostic.c (diagnostic_build_prefix): Only print column number
11158 if flag_show_column.
11160 2005-03-27 Steven Bosscher <stevenb@suse.de>
11162 * vax-protos.h (vax_output_int_move, vax_output_int_add,
11163 vax_output_conditional_branch): New prototypes.
11164 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
11165 extracted from vax.md mov and add patterns.
11166 (vax_output_conditional_branch): New function to output conditional
11167 branch instructions.
11168 * vax.md: Use mode macros for arithmetic and mov patterns.
11169 Use code macros for the jump patterns.
11171 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11173 * Makefile.in (libbackend.o): Depend on version files;
11174 add custom generation command.
11176 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11179 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
11180 sure that we have a REG before getting its REGNO.
11182 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11184 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
11185 * builtins.def (BUILT_IN_STRNDUP): New.
11187 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
11189 PR tree-optimization/20470
11190 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
11193 2005-03-25 Mike Stump <mrs@apple.com>
11195 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
11198 2005-03-25 Geoffrey Keating <geoffk@apple.com>
11200 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
11201 Use our own structure definitions.
11203 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
11204 (fix_truncdfsi2): Allow registers or memory as destination.
11205 When TARGET_PPC_GFXOPT, generate simplified pattern.
11206 (fix_truncdfsi2_internal): Use define_insn_and_split.
11207 (fix_truncdfsi2_internal_gfxopt): New.
11208 (fctiwz): Don't confuse register allocation by giving it no choices.
11210 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
11211 (EXTRA_MEMORY_CONSTRAINT): Likewise.
11212 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
11213 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
11215 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11217 * dominance.c (free_dominance_info): Speed up by freeing et
11218 data structures without maintaining other nodes.
11219 * et-forest.c (et_free_tree_force): New.
11220 * et-forest.h: Add a prototype for et_free_tree_force.
11222 * tree.c (get_set_constructor_bits,
11223 get_set_constructor_bytes): Remove.
11224 * tree.h: Remove the corresponding prototypes.
11226 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11229 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
11230 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
11231 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
11232 PRE_DEC, NEG and NOT.
11234 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11236 * fold-const.c: Convert uses of fold (build (...)) to
11239 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
11241 PR rtl-optimization/20249
11242 * cse.c (insert_regs): Do not record equivalence of registers in
11245 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
11247 * emit-rtl.c (reverse_comparison): Remove.
11248 * rtl.h: Remove the corresponding prototype.
11250 2005-03-24 James E Wilson <wilson@specifixinc.com>
11252 * doc/install.texi (--enable-altivec): Delete docs.
11254 2005-03-24 David Edelsohn <edelsohn@gnu.org>
11256 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
11257 SFmode and DFmode before reload when
11258 flag_unsafe_math_optimizations not enabled.
11260 2005-03-24 Geoffrey Keating <geoffk@apple.com>
11262 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11264 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
11265 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
11267 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
11269 * configure.ac (enable-checking): Add 'runtime' option.
11270 * doc/install.texi (enable-checking): Document 'runtime' checking.
11271 * tsystem.h (gcc_assert, gcc_unreachable): Define.
11272 * config.in: Regenerated.
11273 * configure: Regenerated.
11275 2005-03-23 Uros Bizjak <uros@kss-loka.si>
11277 * optabs.h (enum optab_index): Remove OTI_llrint.
11278 (llrint_optab): Remove macro.
11279 * optabs.c (init_optabs): Remove llrint_optab initialization.
11280 * genopinit.c (optabs): Remove llrint_optab implementation.
11281 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
11284 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
11286 PR rtl-optimization/20532
11287 * simplify-rtx.c (simplify_binary_operation_1): Protect from
11288 overflow when adding coefficients for PLUS or MINUS.
11289 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
11292 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11294 * langhooks.h (truthvalue_conversion): Remove.
11295 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11296 LANG_HOOKS_TRUTHVALUE_CONVERSION.
11297 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
11298 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
11299 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
11301 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
11303 * params.def: Fix a typo.
11304 * config/mips/mips.c: Follow the spelling convensions.
11305 * doc/invoke.texi: Fix typos.
11307 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
11309 Fix PR tree-optimization/20601
11311 * tree-ssa-pre.c (insert_aux): Add missing condition to
11314 2005-03-23 Ian Lance Taylor <ian@airs.com>
11316 * final.c (final_scan_insn): Don't remove no-op instructions.
11317 * reload1.c (reload): Remove simple no-op instructions even when
11320 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
11322 PR tree-optimization/20501
11323 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
11324 reporting that peeling for alignment is applied moved to...
11325 * (vect_analyze_data_refs_alignment): Here.
11327 2005-03-23 Ian Lance Taylor <ian@airs.com>
11329 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
11331 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11333 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
11334 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
11336 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
11338 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
11339 imply that this is called once, independent of asms in code.
11340 Adjust to now being pased output and input lists. Mention helper
11341 function decl_overlaps_hard_reg_set_p.
11342 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
11343 hook_tree_tree_identity and to take three trees, returning third.
11344 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
11346 * stmt.c: include hard-reg-set.h before tree.h.
11347 (decl_overlaps_hard_reg_set_p): New function, broken out from...
11348 (decl_conflicts_with_clobbers_p): Call
11349 decl_overlaps_hard_reg_set_p.
11350 (expand_asm_operands): Pass output and input lists in call to
11351 targetm.md_asm_clobbers.
11352 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
11353 hook_tree_tree_tree_tree_3rd_identity.
11354 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
11356 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
11357 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
11358 parameters, first two unused.
11359 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
11360 parameters. Only add MOF to clobbers if there's no 'h' mentioned
11361 in constraint letters and MOF is not mentioned as a asm-declared
11362 register in neither of the input and output lists.
11364 2005-03-23 DJ Delorie <dj@redhat.com>
11366 * optabs.c (expand_binop): Make sure the first subword's result
11369 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11371 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
11372 Call c_common_truthvalue_conversion rather than
11373 lang_hooks.truthvalue_conversion.
11374 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
11375 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
11377 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
11378 c_common_truthvalue_conversion.
11379 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
11380 c_parser_conditional_expression, c_parser_binary_expression): Call
11381 c_objc_common_truthvalue_conversion.
11382 * c-typeck.c (build_unary_op): Call
11383 c_objc_common_truthvalue_conversion.
11384 (build_conditional_expr): Do not call
11385 lang_hooks.truthvalue_conversion.
11386 (build_binary_op): Call c_common_truthvalue_conversion.
11387 (c_objc_common_truthvalue_conversion): Moved from
11388 c-objc-common.c. Call default_function_array_conversion instead
11389 of default_conversion.
11391 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11393 * c-common.h (default_conversion): Remove.
11394 (perform_integral_promotions): Add.
11395 * c-tree.h (default_conversion): Add.
11396 * c-typeck.c (perform_integral_promotions): New, split out from
11397 default_conversion.
11398 * c-common.c (check_case_value): Use perform_integral_promotions,
11399 not default_conversion.
11400 (c_add_case_label): Don't continue processing case label after
11401 found to be pointer.
11403 2005-03-23 Mark Mitchell <mark@codesourcery.com>
11405 * gcc.c (do_spec_1): Do not add a -L path for a directory in
11406 the prefix list if we have already added a multilib directory
11407 based on that path.
11408 (main): Do not add MD_EXEC_PREFIX to the list of directories to
11411 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11413 * reload1.c (indirect_symref_ok, reload_obstack): Make them
11415 * reload.h: Remove the prototype for indirect_symref_ok.
11417 * reload1.c (indirect_symref_ok): Make it global.
11418 * reload.h: Add a prototype for indirect_symref_ok.
11420 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
11422 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
11425 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11427 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
11429 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
11431 * c-opts.c (c_common_parse_file): Only start/end main source file
11432 if debug hooks says the writer wants it.
11433 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
11435 (xcoff_debug_hooks): Ditto.
11436 * debug.c (do_nothing_hooks): Ditto.
11437 * debug.h (gcc_debug_hooks): Ditto.
11438 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
11439 * sdbout.c (sdb_debug_hooks): Ditto.
11440 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
11442 2005-03-22 Mark Mitchell <mark@codesourcery.com>
11444 * doc/extend.texi: Deprecate C++ min/max operators.
11446 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
11448 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
11449 artificial original candidates.
11451 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
11452 Jan Hubicka <jh@suse.cz>
11453 Steven Bosscher <stevenb@suse.de>
11455 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
11456 call cost based on argument sizes.
11457 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
11459 * params.def: (max-inline-inssn-single): Set to 450.
11460 (max-inline-insns-auto): Set to 90.
11461 (max-inline-insns-recursive): Set to 450
11462 (max-inline-insns-recursive-auto): Set to 450.
11463 (large-function-insns): Set to 2700.
11464 (inline-call-cost): New parameter.
11465 * tree-inline.c (estimate_move_cost): New function.
11466 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
11467 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
11468 based on arguments.
11469 * tree-inline.h (estimate_move_cost): Declare.
11470 * invoke.texi: (max-inline-inssn-single): Change default to 450.
11471 (max-inline-insns-auto): Change default to 90.
11472 (max-inline-insns-recursive): Change default to 450
11473 (max-inline-insns-recursive-auto): Change default to 450.
11474 (large-function-insns): Change default to 2700.
11475 (inline-call-cost): Document new parameter.
11477 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11479 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
11480 (TARGET_DEFAULT): Delete.
11481 * config/i860/i860.opt: New file.
11483 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11485 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
11486 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11487 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11488 (frv_sched_lookahead): Delete.
11489 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
11490 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
11491 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
11492 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
11493 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
11494 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
11495 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
11496 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
11497 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
11498 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
11499 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
11500 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
11501 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
11502 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
11503 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
11504 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
11505 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
11506 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
11507 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
11508 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
11509 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
11510 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
11511 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
11512 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11513 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11514 (frv_sched_lookahead): Delete.
11515 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
11516 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11517 (frv_handle_option): New function. Move -mcpu= handling from...
11518 (frv_override_options): ...here. Remove handling of other
11520 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
11521 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
11522 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
11523 and TARGET_NO_MULTI_CE.
11524 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
11525 !TARGET_VLIW_BRANCH.
11526 * config/frv/frv.opt: New file.
11528 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11530 * fold-const.c (fold_ternary): Take decomposed arguments of
11532 (fold): Update a call to fold_ternary.
11534 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
11535 * tree.h: Add corresponding prototypes.
11537 2005-03-22 Jakub Jelinek <jakub@redhat.com>
11540 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
11541 between jump table and its label.
11542 * final.c (shorten_branches): Handle notes in between ADDR_VEC
11543 resp. ADDR_DIFF_VEC and the label preceeding it.
11544 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
11545 is emitted in the right section.
11547 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11549 * fold-const.c (fold_unary, fold_binary): Update comments
11552 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
11554 PR rtl-optimization/20527
11555 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
11556 REG_INC note, test that the register also isn't mentioned in PRED
11559 2005-03-22 Ben Elliston <bje@au.ibm.com>
11561 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
11564 2005-03-21 Mike Stump <mrs@apple.com>
11566 * varasm.c (default_assemble_visibility): Remove extra ().
11568 2005-03-21 Roger Sayle <roger@eyesopen.com>
11570 PR middle-end/20557
11571 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
11572 to determine whether a block can be duplicated, rather than test
11573 whether the block contains noncopyable insns ourselves.
11575 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11577 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
11580 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11582 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
11584 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11586 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
11587 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
11588 * config/fr30/fr30.opt: New file.
11590 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
11592 Fix PR tree-optimization/20542
11594 * tree-flow-inline.h (overlap_subvar): Move to here.
11595 * tree-ssa-operands.c: From here.
11596 * tree-flow.h (overlap_subvar): Declare.
11597 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
11598 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
11599 for variables with subvars.
11601 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
11603 PR middle-end/20177
11604 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
11605 * modulo-sched.c (const_iteration_count): Return on NULL
11607 (print_node_sched_params): Return on NULL dump_file.
11608 (generate_reg_moves): Handle reg-anti dependencies and disregard
11609 closing branch when generating register moves.
11610 (sms_schedule): Mark the SMSed block dirty.
11611 * passes.c (rest_of_handle_sms): Call update_life_info for all
11613 * testsuite/gcc.dg/20050321-1.c: New test.
11615 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11617 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
11618 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
11619 movqi_internal): Likewise.
11621 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11623 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
11624 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
11625 xtensa_b4const): Delete prototypes.
11626 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
11627 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
11628 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
11629 xtensa_extra_constraint): New prototypes.
11630 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11631 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11632 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11633 move_operand, const_float_1_operand, fpmem_offset_operand,
11634 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
11635 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
11636 (xtensa_b4const_or_zero): ...this. Change return type to bool and
11637 argument type to HOST_WIDE_INT.
11638 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
11639 xtensa_mask_immediate): Likewise.
11640 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
11641 Likewise. Also make these functions static.
11642 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
11643 (xtensa_const_ok_for_letter_p): New.
11644 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11645 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11646 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11647 move_operand, const_float_1_operand, fpmem_offset_operand,
11648 branch_operator, ubranch_operator, boolean_operator): Move to
11650 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
11651 (xtensa_mem_offset): Change return type to bool.
11652 (xtensa_extra_constraint): New.
11653 (gen_int_relational): Update type of const_range_p function pointer.
11654 Use xtensa_b4const_or_zero.
11655 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
11656 xtensa_const_ok_for_letter_p. Update comments.
11657 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
11658 (PREDICATE_CODES): Delete.
11659 * config/xtensa/xtensa.md: Include predicates.md.
11660 * config/xtensa/predicates.md: New file.
11662 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11664 * config/v850/v850-protos.h: Remove the prototypes for
11665 reg_or_int9_operand, reg_or_const_operand,
11666 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
11667 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
11668 movsi_source_operand, power_of_two_operand,
11669 not_power_of_two_operand, special_symbolref_operand,
11670 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
11671 register_is_ok_for_epilogue.
11672 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
11673 reg_or_int9_operand, reg_or_const_operand,
11674 call_address_operand, special_symbolref_operand,
11675 movsi_source_operand, power_of_two_operand,
11676 not_power_of_two_operand, register_is_ok_for_epilogue,
11677 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
11678 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
11680 * config/v850/v850.h (PREDICATE_CODES): Remove.
11681 * config/v850/v850.md: Include predicates.md.
11682 * config/v850/predicates.md: New.
11684 2005-03-21 Zack Weinberg <zack@codesourcery.com>
11686 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
11687 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11688 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
11689 (itoolsdir, itoolsdatadir): Move definition above new first use.
11690 (install-itoolsdirs): New rule.
11691 (install-mkheaders): Depend on install-itoolsdirs, not
11692 install-include-dir.
11694 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11696 * tree-into-ssa.c: Remove obsolete comments.
11698 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
11700 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
11701 unrolling if -fpeel-loops is specified, too.
11702 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11703 Remove superfluous check for flag_unroll_loops.
11705 2005-03-21 Uros Bizjak <uros@kss-loka.si>
11707 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
11708 (lrint_optab, llrint_optab): Define corresponding macros.
11709 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
11710 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
11711 pattern and llrint_optab using llrintdi2 patterns.
11712 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
11713 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
11714 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
11715 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
11716 flag_unsafe_math_optimizations is set.
11718 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11720 * combine.c (combine_simplify_rtx, simplify_if_then_else,
11721 simplify_logical, if_then_else_cond, known_cond,
11722 simplify_comparison): Adjust calls to reverse_comparison.
11723 Don't use combine_reversed_comparison_code).
11724 (combine_reversed_comparison_code): Remove.
11725 (reversed_comparison): Using reversed_comparison_code, move it...
11726 * jump.c (reversed_comparison): ... here.
11727 * rtl.h (reversed_comparison): Add prototype.
11729 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11731 * builtins.c (fold_builtin): Take decomposed arguments of
11733 * fold-const.c (fold_ternary): Update a call to fold_builtin.
11734 * gimplify.c (gimplify_call_expr): Likewise.
11735 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
11736 * tree.h: Update the prototype of fold_builtin.
11738 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11740 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
11741 * rtlhooks.c (gen_lowpart_no_emit_general): New.
11742 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
11743 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
11744 * simplify-rtx.c (simplify_binary_operation_1): Use it.
11746 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11748 * builtins.c (fold_builtin_1): Take decomposed arguments of
11750 (fold_builtin): Update a call to fold_builtin_1.
11752 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
11755 * gcov.c (output_lines): Only output function block summary when
11756 outputting branch information.
11757 * doc/gcov.texi: Document format of preamble and additional block
11760 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11762 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
11763 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
11764 the defaults false if BITS_PER_UNIT != 8.
11765 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
11766 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
11767 than BITS_PER_UNIT != 8.
11768 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
11769 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
11770 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
11772 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
11773 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
11775 2005-03-20 Roger Sayle <roger@eyesopen.com>
11777 PR middle-end/20539
11778 * fold-const.c (fold_binary): Fix type mismatch between
11779 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
11780 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
11781 for non-truth-valued expressions.
11783 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
11784 and FUNCTION_DECL in the main switch.
11785 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11786 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
11787 we also need to convert their operands to match.
11788 <TRUTH_NOT_EXPR>: Likewise.
11790 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
11792 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
11793 diagnostic without checking whether an lvalue.
11794 * c-common.h (lvalue_p): Remove.
11795 (enum lvalue_use): Update comment.
11796 (lvalue_or_else): Replace by lvalue_error.
11797 * c-typeck.c (lvalue_p): Make static.
11798 (lvalue_or_else): New. Call lvalue_error.
11800 2005-03-21 Alan Modra <amodra@bigpond.net.au>
11802 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
11803 (function_arg_advance): Use rs6000_parm_start.
11804 (function_arg, rs6000_arg_partial_bytes): Likewise.
11806 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11808 * c-common.c (check_case_value): Adjust comment about stripping
11810 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
11811 * c-typeck.c (default_conversion, convert_arguments,
11812 build_modify_expr, convert_for_assignment, store_init_value,
11813 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
11814 manually. Remove inaccurate comments.
11816 2005-03-20 Roger Sayle <roger@eyesopen.com>
11817 Joseph S. Myers <joseph@codesourcery.com>
11819 * varasm.c (do_assemble_alias): Restore comment describing function.
11820 Annotate the target parameter as potentially unused.
11822 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
11825 * config/avr/avr.c (avr_output_function_prologue): Do not use
11826 current_function_name() in a label, use a local label instead.
11828 2005-03-20 David Edelsohn <edelsohn@gnu.org>
11830 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
11831 flag_finite_math_only, not flag_unsafe_math_optimizations.
11833 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11835 * builtins.c (fold_builtin_1): Update a call to
11836 targetm.fold_builtin.
11837 * hooks.c (hook_tree_tree_bool_null): Rename to
11838 hook_tree_tree_tree_bool_null. Take one more argument of type
11840 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
11841 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
11842 hook_tree_tree_tree_bool_null.
11843 * target.h (gcc_target): Update the prototype of fold_builtin.
11844 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
11845 arguments of CALL_EXPR.
11846 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
11849 2005-03-20 Jan Hubicka <jh@suse.cz>
11851 * cgraph.h (cgraph_node): Add prev_clone pointer.
11852 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
11853 (cgraph_clone_node): Produce doubly linked chain.
11855 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11857 * c-common.c (handle_aligned_attribute, check_function_sentinel,
11858 get_nonnull_operand, handle_sentinel_attribute,
11859 check_function_arguments_recurse): Do not strip NOPS from
11861 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
11863 * c-format.c (get_constant): Likewise.
11864 * c-parser.c (c_parser_postfix_expression): Likewise.
11865 * c-typeck.c (set_init_index): Likewise.
11866 (convert_arguments): Don't check for NOP_EXPR containing integer
11869 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11871 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
11872 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
11873 Take decomposed arguments of CALL_EXPR.
11874 (fold_builtin_1): Update calls to the functions mentioned
11877 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11879 * c-decl.c (check_bitfield_type_and_width): Require bit-field
11880 width to have integer type.
11881 (build_enumerator): Require enumerator value to have integer type.
11883 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11885 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
11888 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11890 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
11891 std=iso9899:199x): Correct descriptions.
11893 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11895 * config.gcc: Consistently use solaris2.1[0-9]* instead of
11898 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
11900 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
11902 (expand_builtin_memcpy, fold_builtin_1): Update calls to
11903 fold_builtin_memcpy.
11905 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
11906 arguments of CALL_EXPR.
11907 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
11908 fold_builtin_found, fold_builtin_1): Update calls to
11909 fold_trunc_transparent_mathfn.
11911 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11913 PR middle-end/20493
11914 * fold-const.c (fold_widened_comparison): Don't optimize casts of
11915 function pointers on targets that require function pointer
11917 (fold_sign_changed_comparison): Likewise.
11919 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
11921 * combine.c (try_combine): When changing the mode of a hard reg, make
11922 sure that doing so is valid.
11924 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
11926 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
11927 (TARGET_HANDLE_OPTION): Override default.
11928 (avr_handle_option): New function.
11929 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
11930 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
11931 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
11932 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
11933 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
11934 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
11935 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
11936 (TARGET_OPTIONS): Delete.
11937 * config/avr/avr.opt: New file.
11939 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11941 * config/m32r/m32r-protos.h: Remove the prototypes for
11942 call_address_operand, symbolic_operand, seth_add3_operand,
11943 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11944 reg_or_uint16_operand, reg_or_cmp_int16_operand,
11945 two_insn_const_operand, move_src_operand,
11946 move_double_src_operand, move_dest_operand,
11947 eqne_comparison_operator, signed_comparison_operator,
11948 large_insn_p, conditional_move_operand, carry_compare_operand,
11949 m32r_block_immediate_operand, extend_operand,
11950 reg_or_eq_int16_operand, int8_operand, and
11951 reg_or_zero_operand.
11952 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11953 seth_add3_operand, int8_operand, cmp_int16_operand,
11954 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11955 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11956 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11957 move_double_src_operand, move_dest_operand,
11958 eqne_comparison_operator, signed_comparison_operator,
11959 extend_operand, small_insn_p, large_insn_p,
11960 conditional_move_operand, carry_compare_operand,
11961 m32r_block_immediate_operand): Move to predicates.md.
11962 (MAX_MOVE_BYTES): Move to m32r.h.
11963 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11964 * config/m32r/m32r.md: Include predicates.md.
11965 * config/m32r/predicates.md: New.
11967 2005-03-18 James E Wilson <wilson@specifixinc.com>
11970 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
11973 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11975 * config/mn10300/mn10300-protos.h: Remove the prototypes for
11976 call_address_operand, const_8bit_operand.
11977 * config/mn10300/mn10300.c (call_address_operand,
11978 const_8bit_operand, const_1f_operand): Move to predicates.md.
11979 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
11980 * config/mn10300/mn10300.md: Include predicates.md.
11981 * config/mn10300/predicates.md: New.
11983 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
11985 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
11986 declarations in diagnostics and %E for identifiers, not %s.
11988 2005-03-18 Jan Hubicka <jh@suse.cz>
11989 Dale Johannesen <dalej@apple.com>
11991 * basic-block.h (scale_bbs_frequencies_int,
11992 scale_bbs_frequencies_gcov_type): Declare.
11993 * cfg.c (RDIV): New macro.
11994 (update_bb_frequency_for_threading): Fix.
11995 * basic-block.h (scale_bbs_frequencies_int,
11996 scale_bbs_frequencies_gcov_type): New.
11997 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
11998 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
11999 scale_bbs_frequencies_int.
12000 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12002 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12004 * config/m32r/m32r-protos.h: Remove the prototypes for
12005 call_address_operand, symbolic_operand, seth_add3_operand,
12006 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12007 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12008 two_insn_const_operand, move_src_operand,
12009 move_double_src_operand, move_dest_operand,
12010 eqne_comparison_operator, signed_comparison_operator,
12011 large_insn_p, conditional_move_operand, carry_compare_operand,
12012 m32r_block_immediate_operand, extend_operand,
12013 reg_or_eq_int16_operand, int8_operand, and
12014 reg_or_zero_operand.
12015 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12016 seth_add3_operand, int8_operand, cmp_int16_operand,
12017 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12018 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12019 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12020 move_double_src_operand, move_dest_operand,
12021 eqne_comparison_operator, signed_comparison_operator,
12022 extend_operand, small_insn_p, large_insn_p,
12023 conditional_move_operand, carry_compare_operand,
12024 m32r_block_immediate_operand): Move to predicates.md.
12025 (MAX_MOVE_BYTES): Move to m32r.h.
12026 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12027 * config/m32r/m32r.md: Include predicates.md.
12028 * config/m32r/predicates.md: New.
12030 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12032 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12033 symbolic_operand, symbolic_memory_operand,
12034 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12035 indexed_memory_operand, move_dest_operand, move_src_operand,
12036 prefetch_cc_operand, prefetch_nocc_operand,
12037 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12038 arith_operand, arith11_operand, pre_cint_operand,
12039 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12040 ireg_operand, int5_operand, uint5_operand, int11_operand,
12041 uint32_operand, arith5_operand, and_operand, ior_operand,
12042 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12043 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12044 shadd_operand, movb_comparison_operator,
12045 cmpib_comparison_operator): Move to predicates.md.
12046 (magic_milli, shadd_constant_p): Make it extern.
12047 * config/pa/pa.h (PREDICATE_CODES): Remove.
12048 * config/pa/pa.md: Include predicates.md.
12049 * config/pa/predicates.md: New.
12051 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12054 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12056 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12057 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12058 config/alpha/freebsd.h, config/alpha/linux.h,
12059 config/alpha/netbsd.h, config/alpha/osf5.h,
12060 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12061 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12062 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12063 doc/cppopts.texi: Update copyright.
12065 2005-03-18 Jan Hubicka <jh@suse.cz>
12067 PR middle-end/20225
12068 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12070 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12073 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12075 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12078 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12080 * combine.c (gen_binary): Remove.
12081 (known_cond, simplify_shift_const, find_split_point,
12082 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12083 simplify_logical, expand_field_assignment, extract_left_shift,
12084 force_to_mode, if_then_else_cond, apply_distributive_law,
12085 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12086 simplify_comparison, reversed_comparison): Replace with
12087 simplify_gen_binary, simplify_gen_relational or
12088 distribute_and_simplify_rtx.
12089 (distribute_and_simplify_rtx): New function.
12091 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12092 Paolo Bonzini <gcc.gnu.org>
12094 * calls.c (setjmp_call_p, special_function_p): Update comments
12095 at the head of the functions.
12097 2005-03-18 Jan Hubicka <jh@suse.cz>
12099 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12101 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12102 function body should be released; do not proactively release function
12103 bodies in non-unit-at-a-time mode.
12105 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12107 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12108 mno-fp-ret-in-387 multilib variants.
12110 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12112 * common.opt (m): Remove.
12113 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12114 table lookup fails.
12115 (common_handle_option): Remove OPT_m case.
12117 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12119 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12121 (fold_builtin_1): Update a call to fold_builtin_bitop.
12123 * builtins.c (fold_builtin_signbit): Take decomposed arguments
12125 (fold_builtin_1): Update a call to fold_builtin_signbit.
12127 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
12129 PR tree-optimization/20474
12130 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
12131 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
12133 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12135 * config/h8300/h8300-protos.h: Remove prototypes for
12136 general_operand_src, general_operand_dst, single_one_operand,
12137 single_zero_operand, call_insn_operand,
12138 two_insn_adds_subs_operand, small_call_insn_operand,
12139 jump_address_operand, bit_operand, bit_memory_operand,
12140 stack_pointer_operand, const_int_gt_2_operand,
12141 const_int_ge_8_operand, const_int_qi_operand,
12142 const_int_hi_operand, incdec_operand, bit_operator,
12143 nshift_operator, eqne_operator, gtle_operator,
12144 gtuleu_operator, iorxor_operator.
12145 Add prototypes for h8sx_shift_type h8sx_classify_shift and
12146 h8300_ldm_stm_parallel.
12147 * config/h8300/h8300.c (h8sx_shift_type,): Move to
12149 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
12150 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
12151 (h8300_ldm_stm_parallel): Make it extern.
12152 (h8300_ldm_parallel, h8300_stm_parallel,
12153 h8300_return_parallel, general_operand_src,
12154 general_operand_dst, h8300_dst_operand, h8300_src_operand,
12155 nibble_operand, reg_or_nibble_operand, single_one_operand,
12156 single_zero_operand, call_insn_operand,
12157 two_insn_adds_subs_operand, small_call_insn_operand,
12158 jump_address_operand, bit_operand, bit_memory_operand,
12159 stack_pointer_operand, const_int_gt_2_operand,
12160 const_int_ge_8_operand, const_int_qi_operand,
12161 const_int_hi_operand, incdec_operand, eqne_operator,
12162 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
12163 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
12164 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
12165 nshift_operator): Move to predicates.md.
12166 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
12167 * config/h8300/h8300.md: Include predicates.md.
12168 * config/h8300/predicates.md: New.
12170 2005-03-17 Richard Henderson <rth@redhat.com>
12172 * config.gcc (ia64*-*-hpux*): Add extra_options.
12173 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
12174 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12175 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
12176 (ia64_tls_size_string, ia64_tune_string): Remove.
12177 (ia64_tune): Init to PROCESSOR_ITANIUM2.
12178 (TARGET_DEFAULT_TARGET_FLAGS): New.
12179 (TARGET_HANDLE_OPTION): New.
12180 (ia64_override_options): Move options parsing ...
12181 (ia64_handle_option): ... here. New.
12182 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
12183 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
12184 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
12185 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
12186 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
12187 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
12188 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
12189 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
12190 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
12191 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
12192 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
12193 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
12194 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
12195 TARGET_EARLY_STOP_BITS): Remove.
12196 (TARGET_ILP32): Default false.
12197 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
12198 (enum ia64_inline_type): New.
12199 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12200 * config/ia64/ia64.md: Update for new definitions of
12201 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
12202 * config/ia64/ia64.opt: New file.
12203 * config/ia64/ilp32.opt: New file.
12205 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
12208 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
12210 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12212 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
12213 instead of MASK_H8300S.
12214 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
12215 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
12216 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
12217 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
12218 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
12219 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
12220 TARGET_SWITCHES): Remove.
12221 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
12223 * config/h8300/h8300.opt: New.
12225 * config/alpha/alpha.opt, config/arc/arc.opt,
12226 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
12229 2005-03-17 Ian Lance Taylor <ian@airs.com>
12233 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
12235 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
12236 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
12237 (TARGET_HANDLE_OPTION): Override default.
12238 (arc_handle_option): New function.
12239 (arc_init): Remove code to set arch_cpu_string.
12240 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
12241 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
12242 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
12243 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12244 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
12245 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
12246 (arc_rodata_string, TARGET_OPTIONS): Delete.
12247 * config/arc/arc.opt: New file.
12249 2005-03-17 Richard Henderson <rth@redhat.com>
12251 * doc/extend.texi (Weak Pragmas): New section.
12252 (attribute alias): Clarify that target must be in the same
12255 2005-03-17 Richard Henderson <rth@redhat.com>
12257 * config/alpha/alpha.opt: New file.
12258 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
12260 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
12261 alpha_fprm_string, alpha_fptm_string): Make static.
12262 (alpha_tls_size_string): Remove.
12263 (alpha_handle_option): New.
12264 (override_options): Update for alpha_cpu/alpha_tune split.
12265 (alpha_file_start): Likewise.
12266 (TARGET_DEFAULT_TARGET_FLAGS): New.
12267 (TARGET_HANDLE_OPTION): New.
12268 * config/alpha/alpha.h (alpha_tune): Declare.
12269 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
12270 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
12271 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
12272 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
12273 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
12274 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
12275 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
12276 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
12277 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
12278 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
12279 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
12280 (TARGET_DEFAULT): Remove MASK_FP.
12281 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
12282 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
12283 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
12284 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
12285 alpha_tls_size_string): Remove.
12286 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
12287 (attribute tune): Rename from attribute cpu.
12288 * config/alpha/ev4.md: Update to match.
12289 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
12290 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
12291 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
12292 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
12293 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
12294 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
12296 2005-03-16 James E. Wilson <wilson@specifixinc.com>
12298 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
12299 and return without creating new state if before_nops_num is nonzero.
12300 * config/ia64/ia64.md (first_insn): New attribute.
12301 (alloc): Set it to yes.
12303 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12305 * tree-vectorizer.c (new_vec_stmt_info): Initialize
12306 STMT_VINFO_SUBVARS to NULL.
12307 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12309 2005-03-16 Dale Johannesen <dalej@apple.com>
12311 * rtlanal.c (find_first_parameter_load): Rewrite to
12312 return actual first param load or the call if none,
12313 instead of first in block, when not all loads exist.
12315 2005-03-16 Roger Sayle <roger@eyesopen.com>
12317 * optabs.c (expand_copysign_absneg): Make static.
12318 * optabs.h (expand_copysign_absneg): Delete prototype.
12319 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
12321 2005-03-16 Richard Henderson <rth@redhat.com>
12323 PR middle-end/15700
12324 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
12325 (alias_pairs): Rename from output_defs.
12326 (find_decl_and_mark_needed): Split out from assemble_alias.
12327 (do_assemble_alias): New.
12328 (assemble_output_def): Remove.
12329 (finish_aliases_1, finish_aliases_2): New.
12330 (process_pending_assemble_output_defs): Remove.
12331 (assemble_alias): Defer aliases for which we don't yet have a
12332 non-external decl for the target symbol.
12333 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
12334 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
12335 * toplev.c (compile_file): Use finish_aliases_2 instead of
12336 process_pending_assemble_output_defs.
12337 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
12338 (process_pending_assemble_output_defs): Remove.
12340 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12342 Fix PR tree-optimization/20489
12344 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
12345 for empty structures.
12347 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12349 Fix PR tree-optimization/20490
12351 * tree-ssa-pre.c (create_expression_by_pieces): Use
12352 force_gimple_operand on result of fold.
12354 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
12356 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
12357 of closing parenthesis.
12359 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
12361 * builtins.c (expand_movstr): Update a call to
12362 fold_builtin_strcpy.
12363 (expand_builtin_strncpy): Update a call to
12364 fold_builtin_strncpy.
12365 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
12366 arguments of CALL_EXPR.
12367 (fold_builtin_1): Update calls to fold_builtin_strcpy and
12368 fold_builtin_strncpy.
12369 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12370 * tree.h: Update the prototypes of fold_builtin_strcpy and
12371 fold_builtin_strncpy.
12373 2005-03-16 Steven Bosscher <stevenb@suse.de>
12374 Dorit Naishlos <dorit@il.ibm.com>
12376 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
12377 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
12380 2005-03-16 Steven Bosscher <stevenb@suse.de>
12382 * tree-inline.c (walk_type_fields, walk_tree,
12383 walk_tree_without_duplicates): Move from here...
12384 * tree.c: ...to here.
12386 2005-03-15 Zack Weinberg <zack@codesourcery.com>
12388 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
12389 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
12390 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12391 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
12392 (version): Define using $(BASEVER_c).
12393 (Makefile, config.status, build/gcov-iov.o): No longer depends on
12395 (version.o): Depend on version files; add custom generation command.
12396 (prefix.o): Define BASEVER on command line.
12397 (s-iov): Depend on version files; adjust command.
12398 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
12400 (gcc-vers.texi): New rule.
12401 (doc/%.info, doc/%.dvi): Add -I . to command line.
12402 (doc/gccinstall.dvi): Likewise.
12403 (PACKAGE): Delete. All uses replaced with "gcc".
12404 * aclocal.m4: Do not include gcc-version.m4.
12405 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
12406 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
12407 Set is_release based on contents of DEV-PHASE.
12408 Set gcc_version based on contents of BASE-VER.
12409 Define WIN32_REGISTRY_KEY only if the user overrode the default.
12410 * config.in, configure: Regenerate.
12411 * gccbug.in: Determine version of GCC in use at runtime.
12412 * gcov-iov.c: Get version number and development phase from
12413 command line, not by including version.c.
12414 * intl.c: Replace all uses of PACKAGE with "gcc".
12415 * libada-mk.in: Delete unused "gcc_version" variable.
12416 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
12417 * version.c: (VERSUFFIX): New hook for redistributors; adjust
12418 commentary to match.
12419 (version_string): Put together from pieces.
12420 * config/alpha/x-vms: Do not use $(gcc_version).
12421 * config/i386/t-nwld: Likewise.
12422 * doc/include/gcc-common.texi: Include gcc-vers.texi for
12423 version-GCC and DEVELOPMENT.
12425 2005-03-15 Roger Sayle <roger@eyesopen.com>
12427 PR tree-optimization/17454
12428 * tree.c (tree_size): Add case for TREE_BINFO.
12429 * fold-const.c (fold_checksum_tree): Only clear the overloaded
12430 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
12432 2005-03-15 Roger Sayle <roger@eyesopen.com>
12434 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
12435 op1 whilst expanding the signed widenening multiply variant.
12437 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
12439 * toplev.c (display_target_options): Avoid unused variable warning if
12440 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
12441 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
12442 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
12443 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
12444 (mips_isa_info): New variable.
12445 (mips_parse_cpu): Remove the first argument and leave the caller
12447 (TARGET_HANDLE_OPTION): Override default.
12448 (mips_handle_option): New function. Move option validation code from...
12449 (override_options): ...here. Update calls to mips_parse_cpu.
12450 * config/mips/mips.h (mips_arch_string, mips_tune_string)
12451 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
12452 (SUBTARGET_TARGET_OPTIONS): Delete.
12453 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
12454 (mno-flush-func, mtune=): New options.
12456 2005-03-15 Roger Sayle <roger@eyesopen.com>
12457 Richard Henderson <rth@redhat.com>
12459 * real.c (c4x_single_format, c4x_extended_format): Provide values
12460 for signbit_ro for c4x's single and extended floating point formats.
12461 * optabs.c (expand_copysign): Use the floating point format's
12462 signbit_ro for expanding via expand_copysign_absneg, and it's
12463 signbit_rw field for expanding via expand_copysign_bit.
12465 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
12467 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
12468 known_alignment_for_access_p.
12469 (known_alignment_for_access_p): New.
12470 (do_peeling_for_alignment): Field made int instead of bool and renamed
12471 to peeling_for_alignment.
12472 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
12473 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
12474 functionality used to be in vect_analyze_operations.
12475 (vect_analyze_operations): Code to determine vectorization factor was
12476 moved to vect_determine_vectorization_factor.
12477 (vect_enhance_data_refs_alignment): Update to correct alignment when it
12478 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
12480 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
12481 be part of vect_analyze_operations).
12482 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
12483 creating the guard condition, as the number of iterations may be
12485 (slpeel_tree_peel_loop_to_edge): Use new name of
12486 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
12487 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
12488 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
12489 (vect_do_peeling_for_alignment): Use fold.
12490 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
12492 (vect_update_inits_of_dr): Renamed to
12493 vect_update_init_of_dr.
12494 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
12495 (vectorizable_store): Fix assertion to use == instead of =.
12497 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
12499 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
12500 call_used_regs for wCG registers.
12502 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
12504 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12505 for non-offsettable memory references to cope with outstanding reload
12506 replacements, take 2.
12508 2005-03-15 Uros Bizjak <uros@kss-loka.si>
12511 * config/i386/i386.h (x86_fisttp): New.
12512 (TARGET_FISTTP): New macro.
12513 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
12514 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
12515 instruction when fisttp flag is set.
12516 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
12518 * config/i386/i386.md (type attribute): Add fisttp.
12519 (unit attribute): Set to i387 for fisttp type.
12520 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
12521 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
12523 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
12524 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
12526 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
12527 patterns for TARGET_FISTTP. Enable patterns for
12528 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
12529 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
12530 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
12531 implement fisttp x87 insn.
12532 (fix_trunc*_i387_fisttp splitters): New patterns.
12533 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
12534 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
12535 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
12537 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
12538 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
12539 Implement using mode macros. Disable patterns for TARGET_FISTTP.
12540 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
12541 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
12542 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
12543 Disable patterns for TARGET_FISTTP.
12544 (fix_trunc*_i387 splitters): Implement usign mode macros.
12545 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
12546 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
12547 (fix_trunx*_sse peephole2s): Implement using mode macros.
12549 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
12551 PR rtl-optimization/20291
12552 * combine.c (try_combine): If splitting fails, re-try with
12553 original combined pattern, i.e. before clobber stripping.
12555 2005-03-14 Eric Christopher <echristo@redhat.com>
12557 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
12558 STACK_GROWS_DOWNWARD.
12560 2005-03-14 Roger Sayle <roger@eyesopen.com>
12562 * real.h (struct real_format): Split the signbit field into two
12563 two fields, signbit_ro and signbit_rw.
12564 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
12565 mips_double_format, ieee_extended_motorola_format,
12566 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
12567 ieee_extended_intel_128_format, ibm_extended_format,
12568 mips_extended_format, ieee_quad_format, mips_quad_format,
12569 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
12570 i370_double_format, c4x_single_format, c4x_extended_format,
12571 real_internal_format): Update initializers for new field.
12572 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
12573 real_format structure.
12574 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
12575 field of the real_format structure.
12577 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
12579 Fix PR tree-optimization/20458
12581 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
12582 DECL_EXTERNAL on STRUCT_FIELD tags.
12583 (clear_call_clobbered): Ditto.
12584 * tree-ssa-operands.c (note_addressable): Make sure the original
12585 variable doesn't slip into the addressable list if we have
12587 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
12590 2005-03-14 Geoffrey Keating <geoffk@apple.com>
12592 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
12593 (-fwide-exec-charset): Likewise.
12594 (-finput-charset): Likewise.
12595 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
12596 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
12597 * c.opt (Wnormalized): New.
12599 2005-03-14 Devang Patel <dpatel@apple.com>
12601 * doc/invoke.texi: Add reference to Visibility document.
12603 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12605 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
12606 MASK_SPLIT_ADDRESSES.
12607 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
12608 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
12609 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
12610 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
12611 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
12612 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
12613 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
12614 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
12615 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
12616 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
12617 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
12618 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
12619 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
12620 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
12621 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
12622 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
12623 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
12624 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
12625 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
12626 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
12627 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
12628 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
12629 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
12630 (TARGET_EXPLICIT_RELOCS): Delete.
12631 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
12632 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
12633 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
12634 (override_options): Set MASK_LONG64 if -mint64 is given and no
12635 -mlongXX option is. Complain about -mint64 -mlong32.
12636 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
12637 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
12638 * config/mips/mips.opt: New file.
12640 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12642 * config.gcc (extra_options): New variable for listing option files.
12643 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
12644 * configure.ac (extra_opt_files): New AC_SUBST variable.
12645 (tm_file_list, tm_include_list): Include options.h first.
12646 * configure: Regenerate.
12647 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
12648 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
12649 (s-options-h): New rule.
12650 (options.h): Depend on it.
12651 (TEXI_GCCINT_FILES): Add options.texi.
12652 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
12653 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
12654 * target.h (gcc_target): Add default_target_flags and handle_option.
12655 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
12656 (TARGET_HANDLE_OPTION): New macros.
12657 (TARGET_INITIALIZER): Include them.
12658 * opt-functions.awk (opt_args, nth_arg): New functions.
12659 (switch_flags): Handle the "Target" flag.
12660 (var_args): Delete.
12661 (var_name): Use opt_args and nth_arg.
12662 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
12663 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
12664 macros for the "Mask" and "InverseMask" options.
12665 * opts.h (cl_var_cond): New enum.
12666 (cl_option): Replace the "has_set_value" and "set_value" fields with
12667 "var_cond" and "var_value".
12668 (CL_TARGET): New macro.
12669 (option_enabled, print_filtered_help): Declare.
12670 (decode_options): Move definition.
12671 * opts.c (handle_option): Search for the original option before
12672 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
12673 var_cond and var_value fields. Use targetm.handle_option to handle
12675 (decode_options): Set target_flags to targetm.default_target_flags.
12676 (print_filtered_help): Make global. Handle CL_TARGET.
12677 (option_enabled): New function.
12678 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
12679 (display_target_options, set_target_switch, print_switch_values)
12680 (default_pch_valid_p): Guard uses of target_switches with
12681 #ifdef TARGET_SWITCHES. Also...
12682 (display_target_options): Display the CL_TARGET entries in cl_options.
12683 (set_target_option): Don't complain about the "" option when
12684 TARGET_SWITCHES is undefined.
12685 (print_switch_values): Use option_enabled.
12686 (default_pch_valid_p): Check cl_options[] when looking for something
12687 that has changed the value of target_flags.
12688 * c.opt: Remove documentation from top of file.
12689 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
12690 * doc/sourecebuild.texi: Refer to the new options documentation
12691 instead of c.opt. Document machine-specific .opt files.
12692 * doc/tm.texi (target_flags): Say that this variable is declared
12694 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
12695 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
12697 * doc/options.texi: New file.
12699 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12701 PR middle-end/18628
12702 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
12705 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12708 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
12709 temporary variable of pointer type if an lvalues is required.
12710 (gimplify_modify_expr_rhs): Request an rvalue from it.
12711 (gimplify_expr): Pass fallback on.
12713 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12715 * cfgbuild.c: Update comments.
12717 2005-03-14 Roger Sayle <roger@eyesopen.com>
12719 PR rtl-optimization/17236
12720 * optabs.c (expand_doubleword_mult): New helper function split out
12721 from expand_binop. Permute the order in which instructions are
12722 emitted to minimize the number of simultaneously live registers.
12723 (expand_binop): Call expand_doubleword_mult to synthesize a double
12724 word multiplication.
12726 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12728 * basic-block.h: Update the prototypes of cached_make_edge and
12730 * cfg.c (cached_make_edge): Take edge_cache representing one
12731 row of the adjacency matrix of edges.
12732 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
12733 (make_edges): Initialize edge_cache to represent one row of
12734 the adjacency matrix of edges.
12736 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12738 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
12740 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
12741 Remove unused removed_phis variable.
12742 (conditional_replacement): Use build1/build2.
12743 (abs_replacement): Use last_and_only_stmt and build1/build2.
12745 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12747 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
12748 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
12749 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
12750 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
12751 * c-common.c (handle_novops_attribute): New function.
12752 (c_common_attribute_table): Add "no vops" entry.
12753 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
12754 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
12755 * tree-ssa-operands.c (get_call_expr_operands): Do not
12756 create virtual operands for calls with ECF_NOVOPS flag.
12757 * tree.h (DECL_IS_NOVOPS): New macro.
12758 (struct tree_decl): Add novops_flag.
12759 (ECF_NOVOPS): New constant.
12761 2005-03-14 Uros Bizjak <uros@kss-loka.si>
12764 * config/i386/i386.c (x86_use_himode_fiop): New.
12765 (x86_use_simode_fiop): Rename from x86_use_fiop.
12766 * config/i386/i386.h (x86_use_himode_fiop): Declare.
12767 (TARGET_USE_HIMODE_FIOP): New.
12768 (x86_use_simode_fiop): Rename from x86_use_fiop.
12769 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
12771 * config/i386/i386.md (X87MODEI12): New mode macro define.
12772 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
12773 to implement x87 FP compare with HImode input operands.
12774 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
12775 Use X87MODEI12 mode macro to handle HImode input operands.
12776 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
12777 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
12778 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
12779 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
12780 macro to implement x87 operators with HImode input operands.
12781 (fop splitters): Use X87MODEI12 mode macro to handle HImode
12784 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12786 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
12788 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
12789 constants invariant.
12791 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12793 * basic-block.h (BB_VISITED): Removed.
12794 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
12796 2005-03-14 Falk Hueffner <falk@debian.org>
12799 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
12801 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12803 * ggc-zone.c: Fix comment typos.
12805 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
12806 stringpool.c, config/mips/mips-protos.h: Update copyright.
12808 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12810 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
12811 throughout with its typedef, "rtx".
12812 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
12813 (rs6000_tls_symbol_ref_1): Remove inline keyword.
12814 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
12815 regs in comment to match code.
12817 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12819 * except.c (check_handled): Make it static.
12820 * except.h: Remove the corresponding prototype.
12822 * function.c (get_func_frame_size): Make it static.
12823 * function.h: Remove the corresponding type.
12825 * regclass.c (reg_class_superclasses, reg_class_subclasses):
12827 * hard-reg-set.h: Remove the corresponding declarations.
12829 * tree-cfg.c (verify_stmts): Check that
12830 bb_for_stmt (stmt) == bb for every PHI node and statement.
12832 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12834 * config.gcc: Remove excess indentation.
12835 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
12837 2005-03-13 Roger Sayle <roger@eyesopen.com>
12839 PR middle-end/19331
12840 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
12841 * fold-const.c (fold_sign_changed_comparison): Likewise.
12842 (fold_binary): Optimize comparisons against widened operands if
12843 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
12845 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12847 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
12848 (sparc_override_options): Initialize it.
12849 (sparc_struct_value_rtx): Set it on the MEM to be returned.
12851 2005-03-13 David Edelsohn <edelsohn@gnu.org>
12853 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
12854 (reg_or_none500mem_operand): New predicate.
12855 (zero_reg_mem_operand): New predicate.
12856 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
12857 to reg_or_none500mem_operand.
12858 (extendsfdf2_fpr): Add MEM alternative.
12859 (extenddftf2_internal): Change operand2 predicate to
12860 zero_reg_mem_operand.
12862 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12864 * ggc-zone.c: Rewritten.
12866 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
12868 * configure.ac: Define GGC_ZONE for --with-gc=zone.
12869 * config.in: Regenerated.
12870 * configure: Regenerated.
12871 * gengtype.c (write_types_process_field, write_func_for_structure):
12872 Pass new argument to gt_pch_note_object.
12873 * ggc-common.c (struct ptr_data): Add TYPE.
12874 (gt_pch_note_object): Take TYPE argument and save it.
12875 (call_count): Update call to ggc_pch_count_object.
12876 (call_alloc): Update call to ggc_pch_alloc_object.
12877 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
12879 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
12880 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
12881 (ggc_alloc_zone_stat): Delete.
12882 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
12883 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
12884 (ggc_pch_alloc_object): Update prototypes.
12885 (garbage_zone): Delete.
12886 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
12887 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
12889 (tree_id_zone): New variable.
12890 (ggc_alloc_cleared_zone): Remove unused.
12891 (ggc_alloc_zone): Define.
12892 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
12893 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
12894 ggc_alloc_zone_stat.
12895 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
12896 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
12897 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
12898 (make_node_stat): Likewise. Use tree_id_zone.
12900 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12901 Joseph S. Myers <joseph@codesourcery.com>
12903 * configure.ac: Check for MIPS TLS.
12904 * configure: Regenerated.
12905 * config/mips/mips-protos.h (enum mips_symbol_type): Add
12906 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
12907 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
12908 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
12909 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
12910 (mips_classify_symbol, mips_symbolic_constant_p)
12911 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
12912 (mips_tls_operand_p, mips_call_tls_get_addr)
12913 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
12914 (mips_tls_symbol_ref_1): New functions.
12915 (mips_legitimize_address, mips_legitimize_const_move): Call
12916 mips_legitimize_tls_address.
12917 (override_options): Handle V1_REG and TLS symbols. Disable TLS
12919 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
12920 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
12921 (mips_char_to_class): Document V1_REG.
12922 (HAVE_AS_TLS): Provide default.
12923 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
12925 (load_got<mode>): Renamed from *load_got<mode>. Allow when
12927 (tls_get_tp_<mode>): New instruction.
12929 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12931 * configure.ac: Update checks for target tools.
12932 * configure: Regenerated.
12934 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12936 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
12938 2005-03-13 Roger Sayle <roger@eyesopen.com>
12940 * expmed.c (expand_mult): Use synthetic multiplication sequences for
12941 more classes of DImode multiplication by constant. Allow both
12942 multiplication by small negative constants (by performing a
12943 multiplication by a positive constant and negating the result) and
12944 multiplications by large powers of two, by using a left shift.
12946 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12948 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
12949 of basic blocks into work_stack.
12951 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
12952 config/mips/vr.h: Update copyright.
12954 * c-decl.c (c_init_decl_processing): Remove useless calls to
12955 build_function_type.
12957 * builtins.c (fold_trunc_transparent_mathfn,
12958 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
12959 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12960 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
12961 fold_builtin_strcpy, fold_builtin_strncpy,
12962 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
12965 * builtins.c (expand_builtin_mathfn_3): Remove local variable
12968 * lambda-code.c (lambda_compute_auxillary_space): Remove local
12969 variable determinant.
12971 * tree-cfg.c (group_case_labels): Remove local variable type.
12973 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
12976 * tree-ssa-phiopt.c (value_replacement): Remove local variable
12979 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
12982 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
12983 (*movmemqi_insn): Delete.
12984 (*movmemhi): Delete.
12986 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12988 * builtins.c (fold_builtin_classify): Take decomposed
12989 arguments of CALL_EXPR.
12990 (fold_builtin_1): Update a call to fold_builtin_classify.
12992 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
12995 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
12996 through into call to parser_xref_tag after parse error.
12997 (c_parser_struct_declaration): Consistently return NULL_TREE on
13000 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13002 * tree-flow-inline.h (ref_contains_array_ref): New function.
13003 (lookup_subvars_for_var): Ditto.
13004 (get_subvars_for_var): Ditto.
13005 (var_can_have_subvars): Ditto.
13007 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13008 (struct subvar): New type.
13010 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13012 * tree-optimize.c (init_tree_optimization_passes): Call
13013 pass_create_structure_vars.
13015 * tree-ssa-alias.c: Include vec.h.
13016 (init_alias_info): Don't auto-clear call clobbered on struct-field
13018 (compute_flow_insensitive_aliasing): Handle subvars.
13019 (group_aliases): Handle STRUCT_FIELD aliases.
13020 (setup_pointers_and_addressables): Ditto.
13021 Don't mark variables non-addressable if they still have
13022 addressable subvars.
13023 Also mark subvars addressable when the real variable is marked
13025 (add_pointed_to_var): Try to prune the pointed-to set by only
13026 pointing to subvars when possible.
13027 Otherwise, make sure we set addresses_needed and pt_vars to
13028 properly include subvars.
13029 (bitpos_of_field): New function.
13030 (push_fields_onto_fieldstack): Ditto.
13031 (get_or_create_used_part_for): Ditto.
13032 (create_overlap_variables_for): Ditto.
13033 (find_used_portions): Ditto.
13034 (create_structure_vars): Ditto.
13035 (pass_create_structure_vars): New structure.
13037 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13038 (get_expr_operands): Handle subvars. Also try to turn
13039 COMPONENT_REF accesses into must-defs now that we can accurately
13041 (note_addressable): Try to only mark as addressable those subvars
13042 we know a COMPONENT_REF touches.
13043 (overlap_subvar): New function.
13045 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13046 Handle subvar storing.
13047 (vect_address_analysis): Update caller of vect_object_analysis.
13049 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13051 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13052 (STMT_VINFO_SUBVARS): New macro.
13054 * common.opts: add flag_tree_salias.
13056 * opts.c (decode_options): flag_tree_salias defaults to on.
13058 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13060 * doc/tree-ssa.texi: Document structural alias analysis.
13062 2005-03-12 Steven Bosscher <stevenb@suse.de>
13064 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13065 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13066 * tree-ssa-operands.c (get_expr_operands): Likewise.
13067 (get_expr_operands): Likewise for ERROR_MARK.
13069 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13071 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13074 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13077 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13078 (mark_operand_necessary): Remove local variable ver.
13080 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13081 variable prefix_len.
13083 * value-prof.c (mod_subtract_transform): Remove local variable
13086 * builtins.c (fold_builtin_exponent): Take decomposed
13087 arguments of CALL_EXPR.
13088 (fold_builtin_1): Update a call to fold_builtin_exponent.
13090 * builtins.c (fold_builtin_logarithm): Take decomposed
13091 arguments of CALL_EXPR.
13092 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13094 * c-decl.c (c_init_decl_processing): Remove local variables
13095 ptr_ftype_void and ptr_ftype_ptr.
13097 * gimplify.c (gimplify_expr): Remove local variables r0 and
13100 * reg-stack.c (move_for_stack_reg): Remove local variable
13102 (compare_for_stack_reg): Remove local variable flags_user.
13103 (convert_regs_1): Remove local variable deleted.
13105 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13107 (combine_blocks): Remove local variables exits and new_e.
13109 * tree-inline.c (expand_call_inline): Remove local variable
13112 * tree-ssa-live.c (create_ssa_var_map,
13113 calculate_live_on_entry): Remove local variable snn.
13115 2005-03-12 Geoffrey Keating <geoffk@apple.com>
13117 * c-lex.c (c_lex_with_flags): Add parameter to call to
13120 2005-03-11 Per Bothner <per@bothner.com>
13122 * c-tree.h (struct c_declarator): New id_loc field.
13123 * c-pragma.h (c_lex_with_flags): Take position reference.
13124 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
13125 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
13126 (c_lex): Pass dummy location to c_lex_with_flags.
13127 * c-parser.c (c_lex_one_token): Set c_token's location using
13128 c_lex_with_flags, instead of input_location, which might be "ahead".
13129 (c_parser_direct_declarator): Set declarator's id_loc from
13131 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13132 declarator's id_loc, rather than probably-imprecise input_location.
13133 (build_id_declarator): Initialize c_declarator's id_loc field.
13135 2005-03-11 Roger Sayle <roger@eyesopen.com>
13137 PR middle-end/20419
13138 * builtins.c (expand_builtin_signbit): Force the signbit's word
13139 into an integer register to avoid SUBREGs of floating point modes.
13141 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13143 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
13144 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
13145 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
13146 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
13148 2005-03-11 David Edelsohn <edelsohn@gnu.org>
13150 PR rtl-optimization/20306
13151 * expr.c (emit_move_complex): Set try_int false if mode is
13152 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
13153 emit_block_move if try_int is true.
13155 2005-03-11 Richard Henderson <rth@redhat.com>
13158 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
13159 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
13162 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13164 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
13165 (TARGET_FIX_VR4130): New macro.
13166 (TARGET_OPTIONS): Add -mfix-vr4130.
13167 (ISA_HAS_MACCHI): New macro.
13168 (ASM_SPEC): Add -mfix-vr4130.
13169 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
13170 (override_options): Handle mips_fix_vr4130_string.
13171 (mips_avoid_hazards): Clear all_noreorder_p
13172 if we're working around VR4130 errata and the macc alternatives
13174 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
13175 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
13176 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
13177 (MULTILIB_DEFAULTS): Remove leading "march=".
13178 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
13179 if no architecture option is given.
13180 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
13182 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
13183 * doc/invoke.texi: Document -mfix-vr4130.
13185 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13187 * config/mips/mips.c (override_options): Only warn about -mint64
13188 deprecation if TARGET_INT64.
13190 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13192 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
13193 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
13194 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
13195 are non-specific regarding the nonnull parameter positions.
13196 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13197 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
13198 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
13199 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
13201 * builtins.def: Use the non-specific "nonnull" attibute lists.
13203 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13205 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13206 single_pred_edge, single_succ, single_pred): Improve comments.
13208 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13210 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13211 single_pred_edge, single_succ, single_pred): New inline functions.
13212 * bb-reorder.c (rotate_loop, find_traces_1_round,
13213 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
13214 duplicate_computed_gotos): Use the single_succ/pred functions.
13215 * cfganal.c (forwarder_block_p): Ditto.
13216 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
13217 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13218 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
13219 merge_seq_blocks): Ditto.
13220 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
13221 * cfglayout.c (fixup_reorder_chain): Ditto.
13222 * cfgloop.c (mark_single_exit_loops, update_latch_info,
13223 canonicalize_loop_headers, verify_loop_structure): Ditto.
13224 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
13225 mfb_update_loops, create_preheader, force_single_succ_latches,
13226 create_loop_notes): Ditto.
13227 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13228 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
13229 commit_one_edge_insertion, purge_dead_edges,
13230 cfg_layout_can_merge_blocks_p): Ditto.
13231 * except.c (sjlj_emit_function_enter): Ditto.
13232 * flow.c (init_propagate_block_info): Ditto.
13233 * function.c (thread_prologue_and_epilogue_insns): Ditto.
13234 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
13235 insert_insn_end_bb): Ditto.
13236 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
13237 find_if_case_2): Ditto.
13238 * lambda-code.c (perfect_nestify): Ditto.
13239 * lcm.c (optimize_mode_switching): Ditto.
13240 * loop-doloop.c (doloop_modify): Ditto.
13241 * loop-init.c (loop_optimizer_init): Ditto.
13242 * loop-iv.c (simplify_using_initial_values): Ditto.
13243 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13244 * loop-unswitch.c (unswitch_loop): Ditto.
13245 * modulo-sched.c (generate_prolog_epilog): Ditto.
13246 * predict.c (combine_predictions_for_insn, estimate_probability,
13247 tree_estimate_probability, last_basic_block_p,
13248 estimate_bb_frequencies): Ditto.
13249 * profile.c (branch_prob): Ditto.
13250 * regrename.c (copyprop_hardreg_forward): Ditto.
13251 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
13252 * tracer.c (layout_superblocks): Ditto.
13253 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
13254 cfg_remove_useless_stmts_bb, cleanup_control_flow,
13255 cleanup_control_expr_graph, disband_implicit_edges,
13256 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
13257 tree_verify_flow_info, tree_make_forwarder_block,
13258 tree_forwarder_block_p, remove_forwarder_block,
13259 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
13260 * tree-if-conv.c (tree_if_conversion): Ditto.
13261 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13262 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
13263 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
13264 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13265 copy_loop_headers): Ditto.
13266 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
13267 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
13268 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
13269 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
13270 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
13271 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
13272 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
13273 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
13274 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
13275 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
13276 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
13277 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
13278 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13279 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
13280 slpeel_add_loop_guard): Ditto.
13282 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
13284 PR tree-optimization/15784
13285 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13288 * stmt.c (expand_case): Don't change index_type. Convert minval
13289 to the proper type.
13291 PR tree-optimization/20130
13292 * fold-const.c (fold): Fold x * -1 into -x.
13294 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
13296 PR rtl-optimization/20331
13297 * rtlanal.c (modified_between_p): Check its address first for MEM.
13298 (modified_in_p): Likewise.
13300 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
13302 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
13304 2005-03-10 Steven Bosscher <stevenb@suse.de>
13306 * expr.c (expand_expr_real_1): If possible, use a conditional
13307 move for expanding MIN_EXPR and MAX_EXPR.
13308 Use temp for moving around rtx-en.
13310 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
13313 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
13316 2005-03-10 Roger Sayle <roger@eyesopen.com>
13318 * builtins.c (expand_builtin_signbit): Extend to handle floating
13319 point modes wider than the largest integer type, using the
13320 operand_subword_force function to obtain the signbit's word.
13322 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13325 * combine.c (try_combine): If recog_for_combine added CLOBBERs
13326 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13328 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
13330 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
13332 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
13334 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
13336 (perform_edge_inserts): Unconditionally call
13337 free_dominator_info.
13339 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
13341 2005-03-10 Bob Wilson <bob.wilson@acm.org>
13343 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
13345 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
13347 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
13349 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
13351 (rtl_register_value_prof_hooks,
13352 tree_value_profile_transformations,
13353 tree_register_value_prof_hooks): Likewise.
13354 * var-tracking.c (stack_adjust_offset_pre_post,
13355 variable_htab_free, variable_union, dataflow_set_different_2,
13356 count_uses, variable_was_changed, set_frame_base_location,
13357 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
13358 vt_add_function_parameters): Likewise.
13359 * varasm.c (named_section_real, named_section, make_decl_rtl,
13360 asm_emit_uninitialised, assemble_integer, decode_addr_const,
13361 const_hash_1, compare_constant, copy_constant, force_const_mem,
13362 output_constant_pool_2, output_constant_pool_1, output_constant,
13363 output_constructor, make_decl_one_only, decl_tls_model,
13364 default_no_named_section, default_elf_select_section_1,
13365 default_unique_section_1): Likewise.
13366 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
13367 * vmsdbgout.c (addr_const_to_string): Likewise.
13370 * function.c (struct assign_parm_data_one): Remove last_named
13372 (assign_parm_find_data_types): Don't determine last_named.
13373 Reorder named_parm determination.
13374 (assign_parms): Only setup varargs on the last non-varadic
13377 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
13379 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
13380 sda base address on medium model.
13382 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
13384 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
13385 * cfgloop.c (flow_loop_nodes_find): Export.
13386 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
13388 * cfgloopmanip.c (fix_loop_structure): New function.
13389 * predict.c (predict_loops): Clean up the loops information.
13390 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
13391 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
13393 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
13394 (rewrite_into_loop_closed_ssa): Declaration changed.
13395 * tree-loop-linear.c (linear_transform_loops): Add argument to
13396 rewrite_into_loop_closed_ssa call.
13397 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13398 * tree-ssa-loop-im.c (move_computations): Ditto.
13399 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
13400 * tree-vectorizer.c (vectorize_loops): Ditto.
13401 * tree-optimize.c: Include cfgloop.h.
13402 (execute_todo): Choose whether to call cleanup_tree_cfg or
13403 cleanup_tree_cfg_loop.
13404 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
13405 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
13406 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
13407 cleanup_tree_cfg_loop call.
13408 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
13409 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
13410 work on part of cfg.
13412 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13414 PR inline-asm/20314
13415 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
13416 with multiple alternatives.
13418 * stmt.c (parse_output_constraint): Fix a typo.
13420 2005-03-09 Bob Wilson <bob.wilson@acm.org>
13422 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
13423 assembly directive instead of deprecated "no-generics".
13425 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
13427 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13428 for non-offsettable memory references to cope with outstanding reload
13430 * config/s390/s390.md ("reload_outti"): Call find_replacement to
13431 avoid losing outstanding address reloads.
13432 ("reload_outdi", "reload_outdf"): Likewise.
13434 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13436 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
13437 code. Add more cbrt transformations.
13439 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13441 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
13443 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13445 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
13446 NULL_TREE when a given tree is not simplified.
13447 (fold): Return the original tree when any of the functions
13448 mentioned above NULL_TREE.
13450 * fold-const.c (fold_unary, fold_binary): Take decomposed
13451 arguments, code, type, op0, and op1 in case of fold_binary.
13452 (fold): Update calls to fold_unary and fold_binary.
13454 2005-03-09 Roger Sayle <roger@eyesopen.com>
13456 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
13457 a fndecl and an arglist instead of a CALL_EXPR, exp.
13459 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13461 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
13463 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
13465 * expr.c (expand_assignment): Remove orig_to_rtx.
13467 * fold-const.c (int_const_binop): Remove no_overflow.
13469 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13471 * loop-iv.c (get_biv_step_1): Remove lhs.
13473 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
13475 * real.c (real_nan): Remove neg.
13477 * function.c (thread_prologue_and_epilogue_insns): Remove i
13480 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
13483 * tree-eh.c (tree_could_trap_p): Remove idx.
13485 * tree-into-ssa.c (ann): Remove ann.
13487 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
13489 * tree-sra.c (decide_block_copy): Remove inst_count.
13491 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
13493 * tree-ssa-loop-im.c (lhs): Remove.
13495 * cfgbuild.c (state, STATE, SET_STATE,
13496 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
13498 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
13499 (find_basic_blocks): Set the state of each basic block to
13502 2005-03-08 Jeff Law <law@redhat.com>
13504 * tree-cfg.c (cleanup_control_flow): If removal of a computed
13505 goto results in the removal of edges in the CFG, then we need
13506 to recompute dominators.
13508 2005-03-09 Ben Elliston <bje@au.ibm.com>
13510 * c-common.c (c_do_switch_warnings): Comment fix.
13512 2005-03-08 Julian Brown <julian@codesourcery.com>
13514 * Patch from 2005-03-08 reverted for causing regressions and
13515 ppc-darwin bootstrap failure.
13517 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
13519 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
13520 Define the real function for ppc-darwin.
13521 * c-typeck.c (convert_arguments): Check for target-specific
13522 invalid argument call to unprototyped function.
13523 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
13525 * target.h (invalid_arg_for_unprototyped_fn): New field
13527 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
13528 default target hook.
13529 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
13532 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13534 * c-typeck.c (constructor_stack, constructor_range_stack,
13535 initializer_stack): Make them static.
13537 * cfg.c (rbi_pool): Make it static.
13539 * gimple-low.c (lower_stmt_body): Make it static.
13540 * tree-flow.h: Remove the corresponding prototype. Don't
13541 declare lower_data.
13543 * sched-deps.c (cache_size): Make it static.
13545 * stor-layout.c (lang_adjust_rli): Make it static.
13547 2005-03-08 Julian Brown <julian@codesourcery.com>
13549 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13550 from being used for symbols with vague linkage when
13551 HAVE_GAS_COMDAT_GROUP is true.
13553 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
13555 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
13556 nlabel == JUMP_LABEL (jump).
13558 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13560 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
13561 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
13562 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
13563 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
13565 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
13568 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
13569 * c-common.c (handle_returns_twice): New function.
13570 (c_common_attribute_table): Declare eturns_twice' attribute.
13571 * doc/extend.texi: Document eturns_twice' attribute.
13572 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
13573 (struct tree_decl): Add returns_twice_flag.
13575 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13577 * tree-ssa-phiopt.c: Fix a comment typo.
13579 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
13580 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
13581 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
13584 2005-03-08 Richard Henderson <rth@redhat.com>
13586 * config/alpha/alpha.c (code_for_builtin): Replace special-case
13587 builtin codes with ctzdi2, clzdi2, popcountdi2.
13588 (struct alpha_builtin_def): Add is_const.
13589 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
13590 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
13591 (alpha_init_builtins): Init them. Set nothrow and const attributes
13593 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
13594 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
13595 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
13596 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
13597 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
13598 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
13599 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
13600 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
13601 (TARGET_FOLD_BUILTIN): New.
13602 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
13603 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
13605 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
13607 2005-03-08 Ira Rosen <irar@il.ibm.com>
13609 PR tree-optimization/20122
13610 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
13611 condition of access function instead of base.
13613 2005-03-07 Jeff Law <law@redhat.com>
13614 Steven Bosscher <stevenb@suse.de>
13616 * tree-cfg.c (find_taken_edge_computed_goto): New function.
13617 (find_taken_edge): Call find_taken_edge_computed_goto as
13618 appropriate. Allow any gimple invariant rather than just
13619 INTEGER_CST for VAL.
13620 (cleanup_control_flow): Cleanup a computed goto which has turned
13621 into a simple goto.
13622 (tree_merge_blocks): If block B has any forced labels, move
13623 them to the start of block A.
13624 * tree-ssa-dom.c (thread_across_edge): Allow threading across
13625 computed gotos as well.
13626 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
13627 removal of unnecessary computed gotos too.
13628 (lookup_redirection_data): Fix type of INSERT argument. Callers
13631 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13633 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
13634 Remove trailing spaces.
13636 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
13637 unshare_all_trees): Make them static.
13638 * tree-gimple.h: Remove the corresponding prototypes.
13640 * diagnostic.h: Remove unused prototype
13641 debug_output_buffer.
13642 * modulo-sched.c: Remove unused prototype
13643 set_row_column_for_ps.
13645 * tree-ssa-phiopt.c (tree_ssa_phiopt,
13646 replace_phi_edge_with_variable): Remove unused variable i.
13648 2005-03-07 Per Bothner <per@bothner.com>
13650 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
13652 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
13655 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
13656 bbs on the COND_EXPR instead of the PHI_NODEs.
13657 (candidate_bb_for_phi_optimization): Remove.
13658 (replace_phi_with_stmt): Rename to ...
13659 (replace_phi_edge_with_variable): this and change so that we
13660 replace the phi argument instead of removing the PHI.
13661 (conditional_replacement): Change so we deal with PHI with more
13662 than two arguments.
13663 (value_replacement): Likewise.
13664 (abs_replacement): Likewise.
13666 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
13668 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
13669 output_e500_flip_gt_bit.
13671 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
13673 (rs6000_generate_compare): Fix logic to look at the correct bits.
13674 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
13676 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
13677 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
13678 gen_move_from_CR_gt_bit.
13680 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
13681 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
13682 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
13684 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
13685 (E500_CR_IOR_COMPARE): New constant.
13687 2005-03-08 Earl Chew <earl_chew@agilent.com>
13688 David Billinghurst <David.Billinghurst@riotinto.com>
13690 * config/i386/host-cygwin.c: New file to support precompiled
13692 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
13693 * config.host: Use above files for cygwin host.
13695 2005-03-07 David Edelsohn <edelsohn@gnu.org>
13697 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
13698 ordering ops from earlier change.
13700 2005-03-07 Per Bothner <per@bothner.com>
13702 Various fixes to allow us to again build if --enable-mapped-location:
13703 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
13704 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
13705 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
13706 local variable loc. Change logic appropriately.
13707 * tree-vect-transform.c (vect_finish_stmt_generation): Use
13708 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
13709 * c-parser.c (c_parser_for_statement): Initialize loc variable.
13710 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
13711 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
13713 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
13715 PR rtl-optimization/19683
13716 * reload1.c (choose_reload_regs): Pass the number of bits, not the
13717 number of bytes, to smallest_int_for_mode. Fix arguments to
13718 REG_CANNOT_CHANGE_MODE_P.
13720 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13722 * reorg.c (relax_delay_slots): Check that the jump is
13723 conditional before trying to invert it.
13725 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13727 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
13730 * calls (stack_arg_under_construction): Make it static.
13732 * flow.c (regs_live_at_setjmp): Make it static.
13733 * flow.h: Remove the corresponding prototype.
13735 * reload1.c (reload_startobj, reload_firstobj,
13736 something_needs_operands_changed, reload_inherited,
13737 reload_inheritance_insn, reload_override_in,
13738 reload_spill_index): Make them static.
13740 * recog.c (verify_changes): Make it static.
13741 * recog.h: Remove the corresponding prototype.
13743 * cfgbuild.c (find_sub_basic_blocks): Remove.
13744 * basic-block.h: Remove the corresponding prototype.
13745 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
13747 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
13749 * tree-ssa-operands.c (check_build_stmt): Remove.
13751 * stor-layout.c (set_alignment): Remove.
13752 * tree.h: Remove the corresponding prototype.
13754 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
13756 * tree-ssa-dce.c (control_dependence_map,
13757 visited_control_parents): Make them static.
13759 * cfghooks.c (verify_flow_info): Remove local variable
13762 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
13765 * loop-unswitch.c (unswitch_loop): Remove local variable src.
13767 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
13769 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
13771 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
13773 * config/ia64/hpux.h (LINK_SPEC): Add -z.
13774 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
13775 PARALLEL for an empty structure.
13777 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13779 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
13781 * fold-const.c (fold_binary): Unroll the very first "for"
13784 2005-03-06 David Edelsohn <edelsohn@gnu.org>
13786 * config/rs6000/predicates.md (branch_comparison_operator): Remove
13787 redundant match_code test.
13788 (scc_comparison_operator): Swap match_operand and match_code
13790 (branch_positive_comparison_operator): Same.
13791 (trap_comparison_operator): Use comparison_operator and swap with
13794 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
13797 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
13798 (out_movhi_r_mr): Read low byte of volatile MEM first.
13799 (out_movhi_mr_r): Write high byte of volatile MEM first.
13801 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13803 * cselib.c (reg_values, reg_values_size): Make them static.
13805 * cse.c (cse_reg_info_table): Make it static.
13807 * fold-const.c (fold_unary): Use build1 instead of copy_node.
13809 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
13811 * cse.c (find_best_addr): Use canon_for_address.
13813 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13815 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
13816 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
13817 SUBREG and MEM, respectively.
13819 * fold-const.c (fold_binary): Use code instead of t.
13821 * fold-const.c (optimize_minmax_comparison): Take decomposed
13822 arguments code, type, op0, and op1 instead of t.
13823 (fold_binary): Update a call to optimize_minmax_comparison.
13825 * fold-const.c (fold_range_test): Take decomposed arguments
13826 code, type, op0, and op1 instead of t.
13827 (fold_binary): Update a call to fold_range_test.
13829 * fold-const.c (fold_binary_op_with_conditional_arg): Take
13830 decomposed arguments code, type, op0, and op1 instead of t.
13831 (fold_binary): Update a call to fold_range_test.
13833 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13835 * fold-const.c (fold_binary): Avoid directly using the original
13836 expression t as much as possible.
13838 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13840 * c-semantics.c (build_stmt): Use TYPE_P instead of
13841 IS_NON_TYPE_CODE_CLASS.
13842 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
13843 (NON_TYPE_CHECK): Use TYPE_P instead of
13844 IS_NON_TYPE_CODE_CLASS.
13846 * fold-const.c (fold): Remove handling of binary expressions.
13848 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
13850 * doc/c-tree.texi: Wrap comments in @r{}.
13851 * doc/cpp.texi: Likewise.
13852 * doc/cppinternals.texi: Likewise.
13853 * doc/extend.texi: Likewise.
13854 * doc/md.texi: Likewise.
13855 * doc/objc.texi: Likewise.
13856 * doc/sourcebuild.texi: Likewise.
13857 * doc/tm.texi: Likewise.
13858 * doc/tree-ssa.texi
13860 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13862 * predict.c (apply_return_prediction): Standardize PHI chain
13864 * tree-ssa.c (ssa_redirect_edge): Likewise.
13866 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
13867 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
13870 * tree-phinodes.c (remove_phi_node): Drop the last argument.
13871 * tree-flow.h: Adjust the prototype for remove_phi_node.
13872 * lambda-code.c (perfect_nestify): Adjust a call to
13875 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
13876 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
13878 * tree-ssa-dce.c (remove_dead_phis): Likewise.
13879 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
13880 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
13881 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
13883 * combine.c (simplify_and_const_int): Use gen_int_mode instead
13884 of GEN_INT (trunc_int_for_mode (...)).
13885 * loop-iv.c (iv_number_of_iterations): Likewise.
13886 * postreload.c (reload_cse_move2add): Likewise.
13887 * simplify-rtx.c (simplify_const_unary_operation,
13888 simplify_const_binary_operation): Likewise.
13889 * stor-layout.c (get_mode_bounds): Likewise.
13891 * fold-const.c (fold_binary): New.
13892 (fold): Call fold_binary on binary expressions.
13894 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
13896 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
13897 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
13898 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
13899 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
13900 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
13902 2005-03-04 Devang Patel <dpatel@apple.com>
13904 PR tree-optimization/18815
13905 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13906 loops with zero exit edges.
13908 2005-03-04 Devang Patel <dpatel@apple.com>
13910 * doc/invoke.texi: Remove reference to webpage that does not exist.
13912 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
13913 Joseph S. Myers <joseph@codesourcery.com>
13916 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
13917 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
13918 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
13919 * pa.c (get_plabel): Change argument to symbol_ref. Call
13920 maybe_get_identifier instead of get_identifier.
13921 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
13922 (struct deferred_plabel): Replace name field with symbol field.
13923 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
13924 ASM_OUTPUT_EXTERNAL_REAL is defined.
13925 (output_global_address): Use output_addr_const for output of all
13927 (output_deferred_plabels): Use symbol_ref instead of name for address
13929 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
13930 ASM_OUTPUT_SYMBOL_REF): New macros.
13931 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
13933 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
13936 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
13938 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
13939 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
13941 2005-03-04 Jeff Law <law@redhat.com>
13943 * basic-block.h (rediscover_loops_after_threading): Declare.
13944 * tree-ssa-dom.c: Include cfgloop.h.
13945 (tree_ssa_dominator_optimize): Discover loops and some basic
13946 properties. Remove forwarder blocks recreated by loop header
13947 canonicalization. Also mark backedges in the CFG.
13948 * tree-ssa-threadupdate.c: Include cfgloop.h
13949 (rediscover_loops_after_threading): Define.
13950 (struct local_info): New field, JUMP_THREADED.
13951 (prune_undesirable_thread_requests): New function.
13952 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
13953 then record that fact for the callers of redirct_edges.
13954 (thread_block): If BB has incoming backedges, then call
13955 prune_undesirable_thraed_requests. Note when we are
13956 going to have to rediscover loop information. Return a
13957 boolean indicating if any jumps were threaded.
13958 (thread_through_all_blocks): Bubble up boolean indicating
13959 if any jumps were threaded.
13960 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
13961 (tree-ssa-threadupdate.o): Similarly.
13963 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13965 * fold-const.c (fold_ternary): Unroll the "for" loop to
13968 2005-03-04 Andrew Haley <aph@redhat.com>
13970 * unwind-dw2-fde-glibc.c (struct
13971 unw_eh_callback_data.check_cache): New field.
13972 (frame_hdr_cache): New.
13973 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
13974 Cache frame header info.
13976 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
13978 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
13979 (print_c_condition): Declare.
13980 * read-rtl.c (ptr_loc): New structure.
13981 (ptr_locs, ptr_loc_obstack, joined_conditions)
13982 (joined_conditions_obstack): New variables.
13983 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
13984 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
13985 (join_c_conditions, print_c_condition): New functions.
13986 (apply_macro_to_string): Associate the new string with the same
13987 source location as the old one.
13988 (add_condition_to_string): Use join_c_conditions.
13989 (read_string): Use set_rtx_ptr_loc to record a filename and line
13990 number for the string.
13991 (read_rtx): Initialize the new variables above.
13992 * genattrtab.c (write_test_expr, write_attr_value): Use
13994 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
13995 comment above the GCC_VERSION check.
13996 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
13997 Inline the definition of MAYBE_EVAL.
13998 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
13999 * genoutput.c (process_template): Likewise.
14000 * genpreds.c (write_predicate_subfunction): Likewise.
14001 (write_predicate_expr): Use print_c_condition.
14002 * genrecog.c (write_cond): Likewise.
14003 * gensupport.c (process_rtx): Use join_c_conditions to join the
14004 conditions of a define_insn_and_split. Record a source location
14005 for the string after the "&&".
14006 (alter_test_for_insn): Use join_c_conditions.
14008 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14011 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14012 PR tree-optimization/15784
14013 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14016 2005-03-04 Ben Elliston <bje@au.ibm.com>
14018 * gcc.c (option_map): Add --coverage.
14019 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14020 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14021 * config/darwin.h: Pass -lgcov for `coverage'.
14022 * doc/invoke.texi (Debugging Options): Document --coverage.
14024 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14026 * gcse.c (bypass_block): Use find_edge wherever possible.
14028 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14032 * c-opts.c (c_common_parse_file): Call start_source_file
14033 and end_source_file at the approriate times.
14035 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14036 the main file, it will be done for us now.
14038 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14040 * fold-const.c (fold_ternary): New.
14041 (fold): Call fold_ternary on ternary expressions. Remove
14042 handling of ternary expressions.
14044 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14046 PR tree-optimization/15784
14047 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14050 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14052 * config/rs6000/predicates.md (branch_comparison_operator):
14053 Convert from C block to conditional format.
14055 2005-03-03 Jan Hubicka <jh@suse.cz>
14057 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14058 and non-constant public variables.
14060 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14062 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14065 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14068 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14069 calls to release_ssa_name and release_phi_node.
14071 * fold-const.c (fold): Remove handling of unary expressions.
14073 * fold-const.c (fold_unary): Avoid directly using the original
14074 expression t as much as possible.
14076 2005-03-03 Roger Sayle <roger@eyesopen.com>
14077 Andrew Pinski <pinskia@physics.uc.edu>
14079 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14080 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14082 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14084 Describe special registers SRP and MOF as allocatable registers.
14085 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14086 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14087 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14088 TARGET_HAS_MUL_INSNS.
14089 (cris_print_operand) <case 'd'>: New case.
14090 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14091 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14093 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14094 (REG_ALLOC_ORDER): Update for MOF.
14095 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14097 (GENERAL_REGS): No longer a define of ALL_REGS.
14098 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14099 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14100 Adjust accordingly.
14101 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14102 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14103 (SECONDARY_RELOAD_CLASS): Define.
14104 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14105 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14106 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14107 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14108 (REGISTER_MOVE_COST): Define.
14109 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14110 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14111 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14112 (CRIS_MOF_REGNUM): New define_constants.
14113 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14115 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
14117 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
14118 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
14119 Adjust for MOF being properly described as a register.
14120 (indir_to_reg_split): Name this split. Conditionalize on the
14121 destination register being a general register.
14122 (movei): Conditionalize on on operands 0 and 1 having the same
14125 2005-03-03 Alan Modra <amodra@bigpond.net.au>
14128 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
14129 -mcpu to override any other explicitly given flags.
14131 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
14133 * recog.c (verify_changes, confirm_change_group): New functions,
14134 broken out of apply_change_group.
14135 (apply_change_group): Use them.
14136 * recog.h (verify_change, confirm_change_group): Declare.
14137 * rtl.h (redirect_jump_2): Declare.
14138 * jump.c (redirect_exp, invert_exp): Delete.
14139 (invert_exp_1): Take second parameter. Return value. Changed caller.
14140 (redirect_jump_2): New function, broken out of redirect_jump.
14141 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
14142 (invert_jump): Use invert_jump_1 and redirect_jump_2.
14143 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
14145 2005-03-02 Geoffrey Keating <geoffk@apple.com>
14147 * varasm.c (named_section): Use xstrdup rather than doing it by
14150 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
14152 2005-03-02 Devang Patel <dpatel@apple.com>
14154 Undo PR tree-optimization/18815 fix.
14156 2005-03-02 Devang Patel <dpatel@apple.com>
14158 PR tree-optimization/18815
14159 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14160 loops with zero exit edges.
14162 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14164 * cfg.c (connect_src, connect_dest, disconnect_src,
14165 disconnct_dest): New.
14166 (unchecked_make_edge, remove_edge, redirect_edge_succ,
14167 redirect_edge_pred): Use the new functions.
14169 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
14170 free_dominance_info only when needed.
14172 2005-03-02 David Edelsohn <edelsohn@gnu.org>
14175 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
14176 (reg_or_sub_cint64_operand): Same.
14178 2005-03-02 Jeff Law <law@redhat.com>
14180 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
14181 CFG_ALTERED in the main DOM iteration loop.
14183 2005-03-02 Mark Mitchell <mark@codesourcery.com>
14186 * varasm.c (initializer_constant_valid_p): Allow conversions
14187 between OFFSET_TYPEs. Tidy.
14189 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
14191 * config/cris/cris.md ("return"): Remove epilogue delay list
14194 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
14196 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
14198 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
14200 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14202 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
14203 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
14204 config/m68k/m68k.c, config/mips/mips.h,
14205 config/rs6000/rs6000-protos.h, doc/contrib.texi,
14206 doc/include/gcc-common.texi: Update copyright.
14208 PR middle-end/18029 and PR middle-end/18030
14209 * expr.c (optimize_bitfield_assignment_op): Add a special case
14210 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
14212 * fold-const.c (fold_unary): New.
14213 (fold): Call fold_unary on unary expressions.
14215 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
14217 * cgraph.h (struct cgraph_edge): Add prev_caller and
14218 prev_callee fields.
14219 (cgraph_node_remove_callees): Export.
14220 * cgraph.c (cgraph_create_edge): Initialize prev_caller
14222 (cgraph_edge_remove_callee): New function.
14223 (cgraph_edge_remove_caller): Likewise.
14224 (cgraph_remove_edge): Use.
14225 (cgraph_redirect_edge_callee): Likewise.
14226 (cgraph_node_remove_callees): New function.
14227 (cgraph_node_remove_callers): Likewise.
14228 (cgraph_remove_node): Use.
14229 * tree-optimize.c (tree_rest_of_compilation): Use
14230 cgraph_node_remove_callees instead of manual loop.
14231 * cgraphunit.c (cgraph_finalize_function): Likewise.
14232 (cgraph_expand_function): Likewise.
14233 (cgraph_remove_unreachable_nodes): Likewise.
14235 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
14238 * c-tree.h (undeclared_variable, build_external_ref): Add extra
14240 * c-decl.c (undeclared_variable): Take location as argument.
14241 * c-typeck.c (build_external_ref): Likewise.
14242 * c-parser.c (c_parser_postfix_expression): Pass location of
14243 identifier to build_external_ref.
14245 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14247 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
14248 CCEQ mode for branch_positive_comparison_operator test.
14249 * config/rs6000/predicates (branch_comparison_operator): Revert to
14251 (scc_comparison_operator): Same.
14252 (branch_positive_comparison_operator): Same.
14254 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
14256 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
14257 (cris_delay_slots_for_epilogue): Remove.
14258 (save_last): Move into cris_target_asm_function_epilogue.
14259 (cris_target_asm_function_epilogue): Remove tests for file being
14261 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
14262 (cris_delay_slots_for_epilogue): Remove prototypes.
14263 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
14264 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
14266 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14268 * config/rs6000/predicates.md (branch_comparison_operator): Change
14269 to define_special_predicate.
14270 (scc_comparison_operator): Same.
14271 (branch_positive_comparison_operator): Same.
14273 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
14275 * Makefile.in (tree-ssa-sink.o): New.
14276 (OBJS-common): Add tree-ssa-sink.o.
14277 * common.opt: Add -ftree-sink
14278 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14279 * timevar.def (TV_TREE_SINK): new timevar.
14280 * tree-flow.h (is_hidden_global_store): Prototype.
14281 * tree-optimize.c (init_tree_optimization_passes): Add
14283 * tree-pass.h (pass_sink_code): New.
14284 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
14285 for non-obvious global store store to is_hidden_global_store, and
14286 call that new function.
14287 * tree-ssa-sink.c: New file.
14288 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
14289 * doc/passes.texi: Document forward store motion.
14290 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
14291 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
14292 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
14293 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
14295 2005-03-01 Per Bothner <per@bothner.com>
14297 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
14298 and we have a non-zero column-number, add it to the message.
14299 Also factor out the diagnostic_kind_text.
14301 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14303 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14304 flow_loop_pre_header_scan, flow_loop_pre_header_find,
14305 flow_loop_scan): Removed.
14306 (flow_loop_dump): Do not dump removed fields.
14307 (flow_loop_free): Do not free removed fields.
14308 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
14309 (loop_exit_edge_p): New function.
14310 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
14311 num_pre_header_edges, entry_edges, num_entries, exit_edges,
14312 num_exits, exits_doms.
14313 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14314 LOOP_EDGES, LOOP_ALL): Removed.
14315 (flow_loop_scan): Declaration removed.
14316 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
14317 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
14319 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
14320 (if_convert): Call flow_loops_find and flow_loops_free
14321 when calling mark_loop_exit_edges.
14322 * cfgloopanal.c (mark_loop_exit_edges): Moved from
14323 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
14324 free_dominance_info calls.
14325 * loop-init.c (flow_loops_find): Ditto.
14326 * passes.c (rest_of_handle_branch_prob): Ditto.
14327 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
14328 * loop-unroll.c (analyze_insns_in_loop): Do not use
14330 * predict.c (predict_loops): Do not call flow_loop_scan.
14331 Use get_loop_exit_edges.
14332 (tree_estimate_probability): Do not pass flags to flow_loops_find.
14333 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
14334 Do not use EDGE_LOOP_EXIT.
14335 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
14336 to bb_with_exit_edge_p.
14337 (if_convertible_loop_p): Do not call flow_loop_scan. Use
14338 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
14339 to bb_with_exit_edge_p.
14340 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
14342 * tree-loop-linear.c (linear_transform_loops): Do not call
14343 flow_loop_scan. Use loop->single_exit.
14344 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
14345 (vect_analyze_loop_form): Do not call flow_loop_scan.
14346 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
14348 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
14350 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
14351 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14352 slpeel_tree_duplicate_loop_to_edge_cfg,
14353 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
14354 Use loop_preheader_edge and loop->single_exit. Do not call
14357 2005-03-01 Nick Clifton <nickc@redhat.com>
14359 * config/arm/arm.c (thumb_find_work_register): Check all of the
14360 argument registers to see if they are free, and a couple of
14361 special cases where the last argument register but can be proved
14362 to be available during the function's prologue.
14363 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
14364 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
14365 thumb_unexpanded_epilogue): Use unsigned long as the type for the
14367 (thumb_compute_save_reg_mask): Likewise. Also use
14368 thumb_find_work_register() to ensure that there is agreement about
14369 which work register is going to be used in the prologue.
14370 (thumb_output_function_prologue): Use unsigned long as the type
14371 for the register bit-mask. Also delay pushing the link register if
14372 other high registers are going to be pushed.
14373 (thumb_compute_save_reg_mask, emit_multi_reg_push,
14374 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
14375 redundant prototypes.
14377 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
14380 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
14381 and after reload in REG+REG indexed addresses without REG_POINTER
14382 set in the base and not set in the index.
14384 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
14386 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
14387 Don't undefine here.
14388 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
14389 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
14390 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14391 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
14392 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
14394 * config.gcc (sh*-*-linux*): Use config/linux.h.
14396 2005-02-28 Dale Johannesen <dalej@apple.com>
14397 Stan Shebs <shebs@apple.com>
14399 Rewrite of 64-bit Darwin structure-by-value pass/return.
14400 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
14401 intoffset, use_stack, named.
14402 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
14403 (rs6000_darwin64_record_arg_advance_flush): New.
14404 (rs6000_darwin64_record_arg_advance_recurse): New.
14405 (rs6000_darwin64_record_arg_flush): New.
14406 (rs6000_darwin64_record_arg_recurse): New.
14407 (rs6000_darwin64_record_arg): New.
14408 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
14409 (function_arg_boundary): Handle 128-bit aligned structs.
14410 (function_arg_advance): Rewrite darwin64 struct handling.
14411 (function_arg): Call rs6000_darwin64_record_arg.
14412 (function_arg_partial_nregs): Handle darwin64 structs.
14413 (rs6000_darwin64_function_value): Remove.
14414 (rs6000_function_value): Call rs6000_darwin64_record_arg.
14416 2005-02-28 Roger Sayle <roger@eyesopen.com>
14418 PR tree-optimization/20216
14419 * tree-chrec.c (tree_fold_factorial): Delete.
14420 (tree_fold_binomial): Change argument list to take a return type
14421 and change the type of K to unsigned int. Rewrite to avoid explicit
14422 evaluation of factorials, and (recursively) calling fold to perform
14423 compile-time arithmetic. Return NULL on (internal) overflow.
14424 (chrec_evaluate): Change type of K to an unsigned int. Avoid
14425 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
14426 if any intermediate calculation overflows.
14427 (chrec_apply): Update call to chrec_evaluate.
14429 2005-02-28 James E Wilson <wilson@specifixinc.com>
14431 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
14433 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
14436 * c-parser.c (c_parser_compound_statement): Return error_mark_node
14437 instead of NULL_TREE on error.
14439 2005-02-28 David Edelsohn <edelsohn@gnu.org>
14441 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
14442 (EASY_VECTOR_15_ADD_SELF): Remove.
14443 (num_insns_constant_wide): Not static.
14444 (validate_condition_mode): Not static.
14445 (toc_relative_expr_p): Not static.
14446 (legitimate_indirect_address_p): Not static.
14447 (macho_lo_sum_memory_operand): Not static.
14448 (invalid_e500_subreg): Not static.
14449 (easy_vector_same): Not static.
14450 (easy_vector_splat_const): Not static.
14451 (RS6000_SYMBOL_REF_TLS_P): Remove.
14452 (any_operand): Delete.
14453 (any_parallel_operand): Delete.
14454 (count_register_operand): Delete.
14455 (altivec_register_operand): Delete.
14456 (xer_operand): Delete.
14457 (s8bit_cint_operand): Delete.
14458 (short_cint_operand): Delete.
14459 (u_short_cint_operand): Delete.
14460 (non_short_cint_operand): Delete.
14461 (exact_log2_cint_operand): Delete.
14462 (gpc_reg_operand): Delete.
14463 (cc_reg_operand): Delete.
14464 (cc_reg_not_cr0_operand): Delete.
14465 (reg_or_short_operand): Delete.
14466 (reg_or_neg_short_operand): Delete.
14467 (reg_or_aligned_short_operand): Delete.
14468 (reg_or_u_short_operand): Delete.
14469 (reg_or_cint_operand): Delete.
14470 (reg_or_arith_cint_operand): Delete.
14471 (reg_or_add_cint64_operand): Delete.
14472 (reg_or_sub_cint64_operand): Delete.
14473 (reg_or_logical_cint_operand): Delete.
14474 (got_operand): Delete.
14475 (got_no_const_operand): Delete.
14476 (easy_fp_constant): Delete.
14477 (easy_vector_constant): Delete.
14478 (easy_vector_constant_add_self): Delete.
14479 (zero_constant): Delete.
14480 (zero_fp_constant): Delete.
14481 (volatile_mem_operand): Delete.
14482 (offsettable_mem_operand): Delete.
14483 (mem_or_easy_const_operand): Delete.
14484 (add_operand): Delete.
14485 (non_add_cint_operand): Delete.
14486 (logical_operand): Delete.
14487 (non_logical_cint_operand): Delete.
14488 (mask_operand): Delete.
14489 (mask_operand_wrap): Delete.
14490 (mask64_operand): Delete.
14491 (mask64_2_operand): Delete.
14492 (and64_operand): Delete.
14493 (and64_2_operand): Delete.
14494 (and_operand): Delete.
14495 (reg_or_mem_operand): Delete.
14496 (lwa_operand): Delete.
14497 (symbol_ref_operand): Delete.
14498 (call_operand): Delete.
14499 (current_file_function_operand): Delete.
14500 (input_operand): Delete.
14501 (rs6000_nonimmediate_operand): Delete.
14502 (rs6000_tls_symbol_ref): Delete.
14503 (save_world_operation): Delete.
14504 (restore_world_operation): Delete.
14505 (load_multiple_operation): Delete.
14506 (store_multiple_operation): Delete.
14507 (vrsave_operation): Delete.
14508 (mfcr_operation): Delete.
14509 (mtcrf_operation): Delete.
14510 (lmw_operation): Delete.
14511 (stmw_operation): Delete.
14512 (branch_comparison_operator): Delete.
14513 (branch_positive_comparison_operator): Delete.
14514 (scc_comparison_operator): Delete.
14515 (trap_comparison_operator): Delete.
14516 (boolean_operator): Delete.
14517 (boolean_or_operator): Delete.
14518 (min_max_operator): Delete.
14519 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
14520 (EASY_VECTOR_15): Moved to here.
14521 (EASY_VECTOR_15_ADD_SELF): Move to here.
14522 (PREDICATE_CODES): Delete.
14523 * config/rs6000/rs6000-protos.h: Delete predicate functions.
14524 Declare functions no longer static.
14525 * config/rs6000/predicates.md: New.
14526 * config/rs6000/rs6000.md: Include predicates.md
14528 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
14530 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
14531 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
14533 * cfgrtl.c (need_fake_edge_p): Likewise.
14534 * combine.c (distribute_notes): Likewise.
14535 * emit-rtl.c (try_split): Likewise.
14536 * recog.c (peephole2_opimize): Likewise.
14537 * reg-notes.def (ALWAYS_RETURN): Remove.
14538 * rtl.h (LCT_ALWAYS_RETURN): Remove.
14539 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
14540 * tree.h (ECF_ALWAYS_RETURN): Remove.
14542 2005-02-28 Roger Sayle <roger@eyesopen.com>
14544 PR middle-end/19874
14545 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
14546 between different machine modes is never a "useless" conversion.
14548 2005-02-28 Geert Bosch <bosch@gnat.com>
14551 * doc/contrib.texi: List contributors for Ada front end
14553 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14555 * simplify-rtx.c (simplify_unary_operation_1,
14556 simplify_const_unary_operation): New, extracted from...
14557 (simplify_unary_operation): ... this one.
14558 (simplify_binary_operation_1,
14559 simplify_const_binary_operation): New, extracted from...
14560 (simplify_binary_operation): ... this one.
14561 * rtl.h (simplify_const_unary_operation,
14562 simplify_const_binary_operation): Add prototypes.
14564 2005-02-28 Julian Brown <julian@codesourcery.com>
14566 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
14567 building libjava and caused PR regression/20228.
14569 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14572 * Makefile.in (host_subdir): New.
14573 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
14574 * configure: Regenerate.
14576 2005-02-27 Zack Weinberg <zack@codesourcery.com>
14578 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
14579 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
14580 installation directory first.
14582 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
14585 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
14586 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
14587 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
14588 * config/cris/cris.md: Tweak comments referring to Q.
14589 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
14590 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
14591 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
14592 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
14593 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
14594 Insert spaces in constraints to align alternatives vertically for
14596 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
14599 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14601 PR rtl-optimization/17728
14602 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
14603 operand 0 from general_operand to move_dest_operand.
14605 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14607 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
14608 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
14609 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
14610 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
14612 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
14614 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
14615 * configure: Regenerate.
14616 * libada-mk.in: Remove CC; rename
14617 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
14619 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
14622 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
14623 for the lhs, also walk over the tree. Likewise for rhs.
14625 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
14627 * tree-ssa-dom.c (simple_iv_increment_p): New function.
14628 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
14629 Do not propagate value of iv before increment over the increment.
14631 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
14633 * c-parser.c: New file.
14634 * c-parse.in: Remove.
14635 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
14637 (c-parser.o): Add dependencies.
14638 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
14639 maintainer-clean, TAGS): Update.
14640 * c-config-lang.in (gtfiles): Update.
14641 * gengtype-lex.l: Don't handle "@@".
14642 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
14643 objc_build_synchronized, objc_begin_try_stmt,
14644 objc_begin_catch_clause, objc_finish_catch_clause,
14645 objc_build_finally_clause, objc_finish_try_stmt): New.
14646 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
14648 (c_parse_init): Update comment.
14649 * c-decl.c (c_init_decl_processing): Update comment.
14650 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14651 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
14652 new c_declspecs members.
14654 2005-02-25 Julian Brown <julian@codesourcery.com>
14656 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14657 from being used for symbols with vague linkage when
14658 HAVE_GAS_COMDAT_GROUP is true.
14660 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14662 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
14664 2005-02-25 Steve Ellcey <sje@cup.hp.com>
14667 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
14668 (LIBGCC2_HAS_DF_MODE): New.
14669 (LIBGCC2_HAS_XF_MODE): New.
14670 (LIBGCC2_HAS_TF_MODE): New.
14671 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14672 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14673 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14674 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14675 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
14676 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
14677 and add _fixtfdi, _fixunstfdi, _floatditf
14678 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
14679 L_fixunstfdi, L_floatditf.
14680 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
14681 (LIBGCC2_HAS_TF_MODE): Define.
14683 2005-02-25 Diego Novillo <dnovillo@redhat.com>
14685 PR tree-optimization/20204
14686 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
14687 REWRITE_THIS_STMT markers on PHI nodes.
14688 (rewrite_initialize_block): Likewise.
14690 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14692 * version.c (version_string): Update to 4.1.
14694 2005-02-25 Paolo Carlini <pcarlini@suse.de>
14696 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
14697 Clarify that the alternative way doesn't work in GNU C++.
14699 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14701 PR tree-optimization/19937
14702 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
14703 to the type of the induction variable.
14705 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
14707 PR rtl-optimization/20117
14708 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
14709 the block including noncopyable insn.
14711 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14713 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
14714 calls to find_reg_note.
14716 2005-02-24 Richard Henderson <rth@redhat.com>
14719 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
14722 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
14724 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
14725 vector types if to use base reg for misaligned non-word ld/std.
14727 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14730 * config/cris/cris.c (cris_target_asm_function_prologue): Create
14731 dwarf2 label manually and put it after, not before the prologue.
14733 2005-02-24 David Edelsohn <edelsohn@gnu.org>
14736 * reload.c (operands_match_p): Only increment register number for
14737 SCALAR_INT_MODE_P modes in multiple hard registers.
14739 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
14742 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14744 * ChangeLog.5: Fix log message typo(s).
14745 * ChangeLog.7: Likewise.
14746 * ChangeLog.tree-ssa: Likewise.
14747 * cfgexpand.c: Fix comment typo(s).
14748 * conflict.c: Likewise.
14749 * defaults.h: Likewise.
14750 * dwarf2out.c: Likewise.
14751 * gcse.c: Likewise.
14752 * ggc-page.c: Likewise.
14753 * tree-eh.c: Likewise.
14754 * tree-ssa-dom.c: Likewise.
14756 2005-02-24 Jakub Jelinek <jakub@redhat.com>
14759 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
14760 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
14761 if SHARED is defined.
14764 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
14765 allow splitting only if operands 0 and 3 don't overlap.
14767 2005-02-24 Richard Henderson <rth@redhat.com>
14769 PR middle-end/19953
14770 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
14771 (fold_builtin_1): Call them.
14772 * fold-const.c (fold_complex_mult_parts): Split out from ...
14773 (fold_complex_mult): ... here. Fix typo in both imaginary case.
14774 (fold_complex_div_parts, fold_complex_div): New.
14776 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
14778 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14780 * tree-ssa-ccp.c (visit_assignment): Verify that result of
14781 VIEW_CONVERT_EXPR is_gimple_min_invariant.
14783 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
14784 (print_node): Likewise.
14785 Print TYPE_SIZES_GIMPLIFIED.
14787 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14789 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
14790 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
14791 operands as commutative in constraints.
14793 2005-02-24 Diego Novillo <dnovillo@redhat.com>
14795 * tree-into-ssa.c: Re-organize internal functions.
14797 2005-02-24 Richard Henderson <rth@redhat.com>
14799 PR middle-end/18902
14800 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
14802 * common.opt (fcx-limited-range): New.
14803 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
14804 * toplev.c (flag_complex_method): Initialize to 1.
14805 (process_options): Set flag_complex_method to 0 if
14806 flag_cx_limited_range.
14807 * doc/invoke.texi (-fcx-limited-range): New.
14809 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14811 * cse.c (delete_trivially_dead_insns): Speed up by using
14812 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
14815 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
14817 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
14818 functions when -mid-shared-library is being used.
14820 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14822 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
14823 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
14824 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
14825 * system.h: Poison LINK_LIBGCC_SPECIAL.
14827 2005-02-23 James E Wilson <wilson@specifixinc.com>
14829 * gengtype.c (note_insn_name): Make 1 element larger.
14831 2005-02-23 Roger Sayle <roger@eyesopen.com>
14834 PR rtl-optimization/20097
14835 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14836 BImode SUBREGs of SImode registers which confuse the ia64 backend.
14838 2005-02-23 David Edelsohn <edelsohn@gnu.org>
14840 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
14841 * t-aix52 (SHLIB_INSTALL): Same.
14843 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
14845 * genpreds.c: Update copyright.
14847 2005-02-23 Michael Beach <michaelb@ieee.org>
14850 * config/sparc/t-elf (startup files): Assemble with CPP.
14852 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
14854 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
14855 (write_predicate_expr): Likewise.
14857 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14859 PR tree-optimization/20100
14860 PR tree-optimization/20115
14861 * tree-optimize.c (init_tree_optimization_passes): Remove
14862 pass_maybe_create_global_var.
14863 * tree-pass.h (pass_maybe_create_global_var): Remove.
14864 * tree-ssa-alias.c (aliases_computed_p): Declare.
14865 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
14866 (count_calls_and_maybe_create_global_var): Remove.
14867 (pass_maybe_create_global_var): Remove.
14868 (init_alias_info): Do not declare aliases_computed_p.
14869 (maybe_create_global_var): If the function contains no
14870 call-clobbered variables and a mix of pure/const and regular
14871 function calls, create .GLOBAL_VAR.
14872 Mark all call-clobbered variables for renaming.
14873 (merge_pointed_to_info): Update comment.
14874 (add_pointed_to_var): Likewise.
14875 (is_escape_site): Likewise.
14876 Accept struct alias_info * instead of size_t *.
14878 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
14880 * tree-ssa-operands.c (get_call_expr_operands): If
14881 ALIASES_COMPUTED_P is false, do not add call-clobbering
14883 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
14884 (delete_tree_ssa): Likewise.
14886 2005-02-22 James E Wilson <wilson@specifixinc.com>
14888 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
14889 (do_compile): Do call it here.
14891 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14893 PR rtl-optimization/20017.
14894 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
14895 rest_of_handle_cse2, rest_of_handle_gcse): Call
14896 delete_dead_jumptables immediately before calling cleanup_cfg.
14898 2005-02-22 Devang Patel <dpatel@apple.com>
14901 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
14904 2005-02-22 David Edelsohn <edelsohn@gnu.org>
14906 * config/rs6000/aix.h (WINT_TYPE): Define.
14908 2005-02-22 Stan Shebs <shebs@apple.com>
14910 * config/rs6000/rs6000.c (rs6000_override_options): Default to
14911 natural alignment for 64-bit Darwin.
14912 (rs6000_parse_alignment_option): Warn about uses of -malign-power
14914 * doc/invoke.texi: Document this.
14916 2005-02-22 DJ Delorie <dj@redhat.com>
14918 * c-common.c (c_common_type_for_mode): Pass the mode's precision
14919 to make_[un]signed_type, not the mode itself.
14921 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14923 * cfg.c (cached_make_edge): Call make_edge if edge cache is
14924 not available. Use tail calls wherever possible.
14925 (make_edge): Call unchecked_make_edge to create an edge.
14927 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
14928 (coalesce_ssa_name): Don't check for
14929 SSANORM_USE_COALESCE_LIST.
14930 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
14932 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14934 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
14935 (rewrite_into_ssa): ... here.
14937 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
14939 PR tree-optimization/19786
14940 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
14941 tag to another's may-alias bitmap when adding to the other's list.
14943 2005-02-21 DJ Delorie <dj@redhat.com>
14945 * tree-ssa-loop-ivopts.c (computation_cost): Start register
14946 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
14947 registers in unsupported ways.
14948 * expmed.c (init_expmed): Likewise.
14950 2005-02-21 Stan Cox <scox@redhat.com>
14952 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
14954 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14956 * tree-cfg.c (fold_cond_expr_cond): New.
14957 (make_edges): Call fold_cond_expr_cond.
14958 (find_taken_edge): Accept nothing but INTEGER_CST.
14959 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
14961 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
14963 * flow.c (delete_dead_jumptables): Speed up by scanning insns
14964 that do not belong to any basic block.
14966 2005-02-21 Jeff Law <law@redhat.com>
14968 * cfganal.c (find_unreachable_blocks): Manually CSE load of
14971 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14973 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
14974 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
14975 Adjust their definitions.
14976 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
14977 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
14979 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
14980 genautomata.c, langhooks.c, langhooks.h, system.h,
14981 config/arm/lib1funcs.asm: Update copyright.
14983 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14985 * dbxout.c (dbxout_function_end): Emit Lscope label always.
14987 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
14990 * doc/install.texi: Document --with-gc.
14992 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
14994 * simplify-rtx.c (simplify_unary_operation): Add a missing
14997 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14999 PR tree-optimization/18663
15000 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15001 if the type has variable bounds.
15003 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15005 * gcse.c: Remove an obsolete comment.
15007 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15009 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15011 * doc/extend.texi (Function Attributes) <Attribute const>: The
15012 attribute "pure" is below this text, not above.
15014 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15016 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15017 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15018 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15020 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15023 * langhooks.h (struct lang_hooks): Add to_target_charset.
15024 * langhooks.c (lhd_to_target_charset): New function.
15025 * langhooks-def.h: Declare lhd_to_target_charset.
15026 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15027 (LANG_HOOKS_INITIALIZER): Update.
15028 * c-common.c (c_common_to_target_charset): New function.
15029 * c-common.h: Declare it.
15030 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15031 c_common_to_target_charset.
15033 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15034 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15035 Delete definitions.
15036 * system.h: Poison them.
15037 * doc/tm.texi: Don't discuss them.
15038 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15039 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15040 (pp_c_char): Do not attempt to generate letter escapes for
15042 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15043 * config/mips/mips.c (mips_output_ascii): Likewise.
15045 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15047 PR tree-optimization/19951
15048 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15051 2005-02-19 Steven Bosscher <stevenb@suse.de>
15053 PR middle-end/19698
15054 * function.h (struct function): New field `max_loop_depth'.
15055 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15056 (flow_loops_find): Reset the max loop depth count before finding loops.
15057 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15058 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15059 (calculate_global_regs_live): Make sure the loop will terminate
15060 when the initial sets are not empty.
15062 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15064 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15066 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15068 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15071 * doc/invoke.texi: Remove documentation of %M spec.
15073 (init_spec): Remove %M suffix from -lgcc_s.
15074 (do_spec_1): Remove 'M' case.
15075 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15076 to put shared libraries in the multilib directory. Remove the
15077 shlib_so_soname substitution variable. Don't add a multilib encoding
15078 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15079 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15080 SHLIB_INSTALL as well as SHLIB_LINK.
15081 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15082 (SHLIB_NAME): Delete.
15083 (SHLIB_DIR): New macro.
15084 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15085 (SHLIB_INSTALL): Adjust accordingly.
15086 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15087 * config/t-slibgcc-sld: Likewise.
15088 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15089 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15090 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15092 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15093 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15094 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15095 Use @shlib_base_name@ instead of @shlib_so_name@.
15096 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15097 and @shlib_base_name@.so in @multilib_dir@.
15098 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15099 to the install path.
15100 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15101 (SHLIB_LINK): Remove previous workaround.
15102 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15103 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15104 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15106 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15107 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15108 (SHLIB_INSTALL): Adjust accordingly.
15109 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15110 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15111 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15112 config/t-slibgcc-elf-ver.
15114 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15115 Jakub Jelinek <jakub@redhat.com>
15117 PR tree-optimization/19828
15118 * tree-ssa-loop-im.c: Add a TODO comment.
15119 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
15120 without side-effects.
15122 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15124 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
15127 2005-02-18 James E. Wilson <wilson@specifixinc.com>
15129 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
15130 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
15131 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
15133 (ia64_reorg): Delete fixup_errata call.
15134 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
15135 (TARGET_SWITCHES): Delete -mb-step entry.
15137 2005-02-19 Jakub Jelinek <jakub@redhat.com>
15140 * c-typeck.c (composite_type): Handle quals in transparent unions.
15141 (type_lists_compatible_p): Likewise.
15143 2005-02-18 Stan Shebs <shebs@apple.com>
15145 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
15146 expressions in the .literal8 section.
15148 2005-02-18 Geoffrey Keating <geoffk@apple.com>
15150 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
15152 2005-02-18 Roger Sayle <roger@eyesopen.com>
15154 * fold-const.c (constant_boolean_node): Always create values of the
15155 specified type, don't bother calling truthvalue_conversion.
15157 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15159 * except.c (output_function_exception_table): Call
15160 assemble_external_libcall (eh_personality_libfunc).
15162 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15165 * config/ia64/ia64.h (struct machine_function): Add state_num.
15166 * config/ia64/ia64.c (process_epilogue,
15167 process_for_unwind_directive): Use new unwind state numbers each
15168 time rather than state 1.
15170 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15173 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
15174 before the "*llgt_didi" pattern.
15176 2005-02-18 Jason Merrill <jason@redhat.com>
15178 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
15180 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
15182 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
15183 (div0): Use it in place of ARM_FUNC_ALIAS.
15184 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
15186 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
15188 PR middle-end/20030
15189 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
15190 access, the lower bound of the array type if it exists.
15192 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
15195 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
15196 cases that are out-of-range for the index type.
15198 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15200 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
15201 (estimate_case_costs): Don't call convert.
15202 * expmed.c (expand_shift): Likewise.
15203 (make_tree): Call fold_convert instead of convert.
15205 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15208 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
15209 that ref to be marked MEM_READONLY_P doesn't have base that needs
15212 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15214 * genautomata.c (output_get_cpu_unit_code_func,
15215 output_cpu_unit_reservation_p): Don't generate old-style function
15218 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15221 PR tree-optimization/20009
15222 * convert.c (convert_to_integer): Revert 2005-02-16 change.
15224 PR tree-optimization/18947
15225 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
15226 inline, remove all nodes that are inlined into the extern inline
15229 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15231 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
15232 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
15233 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
15234 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
15237 2005-02-17 Roger Sayle <roger@eyesopen.com>
15239 PR tree-optimization/19917
15240 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
15241 to be potentially trapping.
15243 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15245 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
15247 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
15249 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
15250 tem becomes a local variable which is set to the value of the
15251 back end defined INITIAL_FRAME_ADDRESS macro.
15252 (expand_builtin_frame_address): Omit the base parameter to
15253 expand_builtin_return_addr.
15254 (expand_builtin_profile_func): Likewise.
15255 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
15256 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
15257 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
15259 2005-02-17 Jakub Jelinek <jakub@redhat.com>
15261 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
15262 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
15263 * config/frv/frv.c (frv_function_epilogue): Likewise.
15265 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
15267 * lambda-code (perfect_nestify): Remove mark/unmark
15268 for rewriting hack.
15269 * tree-loop-linear.c (linear_transform_loops): Add
15270 rewrite_into_ssa call so that ssa is correct for
15271 rewriting into loop closed.
15273 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
15275 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
15276 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
15278 * bt-load.c (btr_def_live_range, combine_btr_defs,
15279 migrate_btr_def, migrate_btr_defs): Likewise.
15280 * cfgcleanup.c (thread_jump): Likewise.
15281 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15282 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
15283 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
15284 df_rd_local_compute, df_reg_info_compute): Likewise.
15285 * dominance.c (init_dom_info, free_dom_info): Likewise.
15286 * flow.c (init_propagate_block_info,
15287 free_propagate_block_info): Likewise.
15288 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
15289 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
15290 modify_reg_pav): Likewise.
15291 * loop-invariant.c (find_defs, find_invariant_insn,
15292 find_invariants, free_inv_motion_data): Likewise.
15293 * predict.c (tree_predict_by_opcode,
15294 estimate_bb_frequencies): Likewise.
15295 * stmt.c (expand_case): Likewise.
15296 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
15297 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
15298 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
15299 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
15300 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
15301 rewrite_ssa_into_ssa): Likewise.
15302 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15303 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
15304 analyze_edges_for_bb, perform_edge_inserts): Likewise.
15305 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
15306 * tree-sra.c (tree_sra): Likewise.
15307 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
15308 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15309 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
15310 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15311 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
15312 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
15314 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
15315 calculate_live_on_entry, calculate_live_on_exit,
15316 build_tree_conflict_graph): Likewise.
15317 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
15318 record_important_candidates, set_use_iv_cost, find_depends,
15319 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
15320 tree_ssa_iv_optimize_finalize): Likewise.
15321 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
15322 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
15323 tree_duplicate_loop_to_header_edge): Likewise.
15324 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
15325 * tree-ssa.c (verify_flow_insensitive_alias_info,
15326 verify_name_tags, verify_ssa, init_tree_ssa,
15327 delete_tree_ssa): Likewise.
15328 * tree-ssanames.c (marked_ssa_names, init_ssanames,
15329 fini_ssanames): Likewise.
15330 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
15332 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
15334 * config/rs6000/t-rtems: Completely reworked.
15336 2005-02-17 Ira Rosen <irar@il.ibm.com>
15338 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
15340 2005-02-17 Ira Rosen <irar@il.ibm.com>
15342 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
15343 POINTER_TYPE_P when checking that type is a pointer.
15344 (vect_get_memtag): Remove.
15345 (vect_address_analysis): Use POINTER_TYPE_P. Call
15346 vect_object_analysis with dummy parameter for memtag.
15347 (vect_object_analysis): Extract memtag (functionality that
15348 used to be in vect_get_memtag and moved here). Fix printings.
15349 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
15350 with correct parameters. Remove call to vect_get_memtag.
15352 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
15354 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
15355 (tree-vectorizer.o): Added missing dependencies.
15357 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
15359 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
15360 declaration in tree-vectorizer.c, now has an extern declaration in
15361 tree-vectorizer.h).
15362 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15363 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15364 get_vectype_for_scalar_type, vect_is_simple_use,
15365 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15366 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
15367 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
15368 vectorizable_store, vectorizable_operation, vectorizable_assignment,
15369 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
15370 find_loop_location): Likewise.
15372 * tree-vectorizer.c (langhooks.h): #include removed.
15373 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
15374 moved to tree-vectorized.h.
15375 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15376 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15377 get_vectype_for_scalar_type, vect_is_simple_use,
15378 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15379 vect_supportable_dr_alignment, new_loop_vec_info,
15380 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
15381 vect_set_verbosity_level, find_loop_location): Likewise.
15383 (vect_analyze_loop): Function externalized. Declaration moved to
15384 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
15385 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
15386 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
15387 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
15388 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
15389 vect_enhance_data_refs_alignment, vect_analyze_operations,
15390 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
15391 vect_stmt_relevant_p, vect_get_loop_niters,
15392 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
15393 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
15394 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
15395 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
15396 vect_get_memtag): Likewise.
15398 (vectorizable_load): Function externalized. Declaration moved to
15399 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
15400 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
15401 vect_transform_loop): Likewise.
15402 (vect_transform_stmt): Moved to tree-vect-transform.c.
15403 (vect_align_data_ref, vect_create_destination_var,
15404 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
15405 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
15406 vect_get_vec_def_for_operand, vect_init_vector,
15407 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
15408 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
15409 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
15410 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
15411 vect_do_peeling_for_loop_bound): Likewise.
15413 * tree-vect-analyze.c: New file.
15414 * tree-vect-transform.c: New file.
15416 2005-02-17 Jason Merrill <jason@redhat.com>
15418 PR mudflap/19319, c++/19317
15419 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
15422 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
15424 * doc/install.texi (Specific): Update link for Darwin-specific
15427 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
15429 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
15430 constant_boolean_node.
15432 2005-02-16 David Edelsohn <edelsohn@gnu.org>
15435 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
15436 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
15438 2005-02-16 Richard Henderson <rth@redhat.com>
15441 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
15443 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
15444 replace uses with Wtype_MAXp1_F.
15445 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
15446 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
15447 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
15448 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
15449 and HAVE_TFMODE as appropriate.
15450 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
15451 (__floatdisf): Likewise.
15452 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
15453 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
15454 (Wtype_MAXp1_F): New.
15455 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
15456 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
15458 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
15461 * arm.c (arm_apply_result_size): New function.
15462 * arm.h (APPLY_RESULT_SIZE): Define.
15463 * arm-protos.h (arm_apply_result_size): Add prototype.
15464 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
15465 (movxf): New expand.
15466 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
15467 (call_value_symbol): Remove predicate for operand 0.
15468 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
15469 (untyped_call): Rework to correclty return values for any type.
15470 (untyped_return): New expand.
15471 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
15473 2005-02-16 Stan Shebs <shebs@apple.com>
15475 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
15476 * config/rs6000/t-darwin8: New, for 64-bit multilib.
15478 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
15480 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
15481 configure settings on Solaris 7 and later.
15483 2005-02-16 Diego Novillo <dnovillo@redhat.com>
15485 PR tree-optimization/19865
15486 * tree-optimize.c (init_tree_optimization_passes): Run
15487 pass_may_alias after pass_sra.
15489 2005-02-16 Richard Henderson <rth@redhat.com>
15490 Stuart Hastings <stuart@apple.com>
15493 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
15494 Do nothing if debug info suppressed for this function.
15495 (dbxout_begin_function): Early exit if debug info suppressed for
15498 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
15501 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
15503 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15505 PR tree-optimization/19967
15506 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
15507 expand_builtin_strchr, expand_builtin_strrchr): Take a new
15508 argument TYPE. Adjust calls to fold_builtin_XXX.
15509 (expand_builtin, fold_builtin_1): Adjust calls to
15510 expand_builtin_XXX.
15511 (fold_builtin_strchr, fold_builtin_strpbrk,
15512 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
15513 result to a requested type TYPE.
15515 2005-02-16 Jakub Jelinek <jakub@redhat.com>
15517 PR middle-end/19857
15518 * fold-const.c (fold): Don't optimize (T)(x & cst) to
15519 (T)x & (T)cst if (T)cst overflows.
15520 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
15521 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
15523 2005-02-15 Jeff Law <law@redhat.com>
15525 * gcse.c (blocks_with_calls): New bitmap.
15526 (alloc_gcse_mem): Allocate it.
15527 (free_gcse_mem): Free it.
15528 (clear_modifY_mem_tables): Clear it.
15529 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
15530 when we encounter CALL_INSNs.
15531 (compute_transp, case MEM): Handle blocks with calls separate
15532 from blocks without calls. Use bitmap iterators rather than
15535 2005-02-15 Peter O'Gorman <peter@pogma.com>
15538 * mklibgcc.in (vis_hide): Use a temporary object file, not
15541 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
15544 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
15545 access optimization.
15547 2005-02-15 David Edelsohn <edelsohn@gnu.org>
15548 Alan Modra <amodra@bigpond.net.au>
15551 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
15552 (_xlqsub): Rename to __gcc_qsub.
15553 (_xlqmul): Rename to __gcc_qmul.
15554 (_xlqdiv): Rename to __gcc_qdiv.
15555 Provide versioned symbol aliases with old names.
15556 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
15557 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
15558 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
15559 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
15560 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
15562 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15564 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
15565 Fold ~(A - 1) and ~(A + -1) to -A.
15567 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15571 * config/host-linux.c (linux_gt_pch_use_address): Copy from
15572 config/pa/pa-host.c:pa_gt_pch_use_address.
15574 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
15576 * tree-vn.c (get_value_handle): Make sure that given an
15577 is_gimple_min_invariant expression, we always return it.
15579 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15581 * passes.c (rest_of_handle_gcse): Fix a comment.
15583 2005-02-15 Jeff Law <law@redhat.com>
15585 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
15587 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
15588 (canon_list_insert, record_last_mem_set_info): Similarly.
15589 (clear_modify_mem_tables): Similarly.
15591 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15593 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
15594 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
15595 config/mips/mips.md, config/rs6000/aix.h,
15596 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
15598 2005-02-15 Richard Henderson <rth@redhat.com>
15600 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
15601 call to be best_edge.
15603 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15605 * basic-block.h: Adjust the prototype for find_basic_blocks.
15606 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
15607 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
15610 * flow.c (recompute_reg_usage): Remove all arguments.
15611 * passes.c (rest_of_compilation): Adjust the call to
15612 recompute_reg_usage.
15613 * rtl.h: Adjust the prototype for recompute_reg_usage.
15615 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
15617 * tree-dump.c (dump_files): Update to reflect new member
15619 (dump_register): Add new argument.
15621 (dump_switch_p_1): Check against glob name if doglob was passed.
15622 (dump_switch_p): Check against regular first, then glob if
15623 we didn't have any hits on the dump name.
15624 * tree-optimize.c (register_one_dump_file):
15625 Pass in glob name as well.
15626 * tree-pass.h (struct dump_file_info): Add glob
15629 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
15631 PR preprocessor/16323
15632 * doc/invoke.texi: Document that -Wendif-labels is on by default.
15634 2005-02-14 David Edelsohn <edelsohn@gnu.org>
15637 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
15638 (trunctfdf2_internal1): New.
15639 (trunctfdf2_internal2): Renamed from trunctfdf2.
15641 2005-02-14 Diego Novillo <dnovillo@redhat.com>
15643 PR tree-optimization/19853
15644 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
15646 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15648 * passes.c (rest_of_handle_loop_optimize): Remove calls to
15649 delete_dead_jumptables and cleanup_cfg.
15651 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
15653 * reload.c (find_reloads): Swap address_reloaded flags when
15654 swapping commutative operands.
15656 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
15658 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
15659 Use standard_iv_increment_position for computing the bsi position
15661 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
15664 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
15667 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
15668 life range of hard registers.
15669 * value-prof.c (insn_prefetch_values_to_profile): Only
15672 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
15673 profile in libcalls.
15675 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
15677 * bitmap.h (bitmap_and_compl_into): Return bool.
15678 * bitmap.c (bitmap_and_compl_into): Return changed flag.
15680 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15682 PR tree-optimization/19944
15683 * fold-const.c (fold): Re-add ABS_EXPR folding.
15685 2005-02-13 David Edelsohn <edelsohn@gnu.org>
15688 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
15689 {TARGET,MASK}_XL_COMPAT.
15690 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
15692 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
15693 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
15695 (rs6000_arg_partial_bytes): Same.
15696 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
15697 and XL compatibility enabled.
15698 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
15699 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
15700 test to final condition.
15701 (cmptf_internal2): New.
15702 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
15703 xl-compat. Add TFmode information to description.
15705 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
15707 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
15709 2005-02-13 Jason Merrill <jason@redhat.com>
15712 * fold-const.c (fold_indirect_ref_1): Split out from...
15713 (build_fold_indirect_ref): Here.
15714 (fold_indirect_ref): New fn.
15715 * tree.h: Declare it.
15716 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
15717 (gimplify_modify_expr_rhs): Likewise.
15718 (gimplify_expr): Likewise.
15720 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15722 PR tree-optimization/14303
15723 PR tree-optimization/15784
15724 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
15725 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
15726 ABS_EXPR<x> != 0 to x != 0.
15728 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
15730 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
15731 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
15732 spelling conventions.
15734 * passes.c (rest_of_handle_gcse): Don't run cse_main and
15735 delete_trivially_dead_insns too many times.
15737 * passes.c (rest_of_handle_gcse): Remove dead assignments to
15740 2005-02-12 Ira Rosen <irar@il.ibm.com>
15742 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
15743 (vect_is_simple_iv_evolution): Remove redundant parameter
15745 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
15746 without last parameter.
15747 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
15748 Return pointer step. Call vect_is_simple_iv_evolution without
15749 last parameter. Check only that the step is multiple of size
15750 type. Remove stmt_vinfo updates.
15751 (vect_get_memtag_and_dr): Remove.
15752 (vect_get_memtag): New function.
15753 (vect_address_analysis): New function.
15754 (vect_object_analysis): New function.
15755 (vect_analyze_data_refs): Call vect_object_analysis and
15756 vect_get_memtag. Update stmt_vinfo fields.
15758 2005-02-12 Ira Rosen <irar@il.ibm.com>
15760 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
15761 exist and are objects. Remove checks for pointer.
15762 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
15763 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
15764 (vect_create_data_ref_ptr): Likewise.
15765 (vect_base_addr_differ_p): New function.
15766 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
15767 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
15768 Don't set the DR_BASE_NAME field of data-ref.
15769 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
15771 2005-02-12 Uros Bizjak <uros@kss-loka.si>
15773 * optabs.h (enum optab_index): Add new OTI_ldexp.
15774 (ldexp_optab): Define corresponding macro.
15775 * optabs.c (init_optabs): Initialize ldexp_optab.
15776 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
15778 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
15780 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
15781 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
15783 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
15784 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
15787 2005-02-12 Ira Rosen <irar@il.ibm.com>
15789 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
15791 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
15793 (vect_get_base_and_offset): Always return an address.
15794 (vect_create_addr_base_for_vector_ref): Remove treatment for
15795 different data reference types.
15796 (vect_compute_data_ref_alignment): Rename base to base_address in
15797 stmt_vec_info. Get the object in order to force its alignment.
15798 (vect_get_memtag_and_dr): Rename base to base_address in
15799 stmt_vec_info. Extract the object for memtag analysis.
15801 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
15803 PR regression/19898.
15804 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
15805 changes cc_status, use apply modified_in_p to part of cc_status
15806 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
15809 2005-02-11 Richard Henderson <rth@redhat.com>
15811 * tree-complex.c (expand_complex_libcall): New.
15812 (expand_complex_multiplication): Use it for c99 compliance.
15813 (expand_complex_division): Likewise.
15814 * fold-const.c (fold_complex_add, fold_complex_mult): New.
15816 * builtins.c (built_in_names): Remove const.
15817 * tree.c (build_common_builtin_nodes): Build complex arithmetic
15819 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
15820 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
15821 (built_in_names): Remove const.
15822 * c-common.c (c_common_type_for_mode): Handle complex modes.
15823 * flags.h, toplev.c (flag_complex_method): Rename from
15824 flag_complex_divide_method.
15825 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
15826 __mulsc3, __muldc3, __mulxc3, __multc3): New.
15827 * libgcc2.h: Declare them.
15828 * libgcc-std.ver: Export them.
15829 * mklibgcc.in (lib2funcs): Build them.
15831 2005-02-11 Steven Bosscher <stevenb@suse.de>
15833 PR tree-optimization/19876
15834 Partially revert my change from 2005-01-14
15835 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
15836 (compute_antic): ...and remove the loop here.
15838 2005-02-11 Jakub Jelinek <jakub@redhat.com>
15840 PR middle-end/19858
15841 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
15842 is number of inner's bits, avoid creating a BIT_FIELD_REF.
15844 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
15845 crtend.o if -pie. Use %{x:a;:b} spec syntax.
15847 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
15849 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
15850 offsets for the big-endian 32-bit case.
15852 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
15854 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
15856 2005-02-11 Dale Johannesen <dalej@apple.com>
15858 * cselib.c (cselib_process_insn): Clear out regs where
15859 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
15860 * reload.c (find_equiv_reg): Ditto.
15862 2005-02-11 Ian Lance Taylor <ian@airs.com>
15864 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
15867 * tree.c (build_function_type_list): Work correctly if there are
15870 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
15872 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
15873 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
15874 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
15875 TARGET_ZARCH instead of TARGET_64BIT.
15877 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
15879 * config/rs6000/t-rtems:
15880 (MULTILIB_OPTIONS): Remove mcpu=602.
15881 (MUTLILIB_DIRNAMES): Remove m602.
15882 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
15883 Let mcpu=602 match mcpu=603.
15884 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
15886 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15888 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
15889 signal trampolines.
15891 2005-02-10 David Daney <ddaney@avtrex.com>
15893 * config/alpha/linux-unwind.h: Add exception clause to copyright.
15894 * config/i386/linux-unwind.h: Likewise.
15895 * config/ia64/linux-unwind.h: Likewise.
15896 * config/mips/linux-unwind.h: Likewise.
15897 * config/pa/linux-unwind.h: Likewise.
15898 * config/rs6000/linux-unwind.h: Likewise.
15899 * config/s390/linux-unwind.h: Likewise.
15900 * config/sh/linux-unwind.h: Likewise.
15901 * config/sparc/linux-unwind.h: Likewise.
15903 2005-02-10 Steven Bosscher <stevenb@suse.de>
15905 PR tree-optimization/17549
15906 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
15907 TER to replace a DEF with its expression if the DEF and the
15908 rhs of the expression we replace into have the same root
15911 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
15913 * config/mips/mips.md: Fix the placement of the match_scratch in the
15916 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15918 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
15921 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
15923 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
15924 (strip_offset): Handle addresses.
15925 (add_address_candidates): Use strip_offset.
15926 (difference_cost): Reflect strip_offset change.
15927 (force_var_cost, difference_cost): Strip nops.
15929 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15931 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
15933 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
15934 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
15935 config/cris/cris-protos.h, config/cris/cris.c: Update
15938 2005-02-10 Jeff Law <law@redhat.com>
15940 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
15941 (lookup_avail_expr): Similarly.
15943 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
15945 * builtins.c (fold_builtin_powi): New function.
15946 (fold_builtin_1): Call it.
15948 2005-02-10 Steven Bosscher <stevenb@suse.de>
15950 PR documentation/19309
15951 * doc/cpp.texi: The __GNUC__ and related predefined macros
15952 are also defined for the "standalone" cpp.
15953 Some non-GCC compilers may also define __GNUC__.
15955 2005-02-10 Jakub Jelinek <jakub@redhat.com>
15958 * c-typeck.c (common_type): New routine. Old common_type renamed
15960 (c_common_type): ...this.
15961 (build_conditional_expr, build_binary_op): Use c_common_type instead
15964 2005-02-10 Steven Bosscher <stevenb@suse.de>
15966 * doc/md.texi: Replace @samp{length} with @code{length}.
15968 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15970 PR tree-optimization/18687
15971 * tree-flow.h (find_loop_niter): Declare.
15972 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
15973 Try using scev even for loops with more than one exit.
15974 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
15975 (struct ivopts_data): Added niters field.
15976 (struct nfe_cache_elt): New.
15977 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
15979 (tree_ssa_iv_optimize_init): Initialize niters cache.
15980 (determine_number_of_iterations): Removed.
15981 (find_induction_variables): Do not call determine_number_of_iterations.
15982 Access niters for single exit through niter_for_single_dom_exit.
15983 (add_iv_outer_candidates): Access niters for single exit through
15984 niter_for_single_dom_exit.
15985 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
15986 number_of_iterations_cond.
15987 (iv_period): New function.
15988 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
15989 (may_replace_final_value): Take data argument. Use
15990 niter_for_single_dom_exit.
15991 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
15992 (rewrite_use_compare): Pass data to may_eliminate_iv.
15993 (rewrite_use_outer): Pass data to may_replace_final_value.
15994 (free_loop_data): Clean up the niters cache.
15995 (tree_ssa_iv_optimize_finalize): Free the niters cache.
15996 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
15997 * tree-ssa-loop-niter.c (find_loop_niter): New function.
15998 (find_loop_niter_by_eval): Use tree_int_cst_lt.
15999 (num_ending_zeros): Moved to tree.c.
16000 * tree.h (num_ending_zeros): Declare.
16001 * tree.c (num_ending_zeros): Moved from tree.c.
16003 2005-02-09 Richard Henderson <rth@redhat.com>
16005 * builtins.c (DEF_BUILTIN): Add COND argument.
16006 * tree.h (DEF_BUILTIN): Likewise.
16007 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16008 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16010 (DEF_BUILTIN_STUB): New.
16011 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16012 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16013 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16014 * c-common.c (DEF_BUILTIN): Add COND argument.
16015 * tree.c (local_define_builtin): New.
16016 (build_common_builtin_nodes): New.
16018 2005-02-09 Roger Sayle <roger@eyesopen.com>
16020 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16021 floating point expression ignoring the sign of the result.
16022 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16023 (fold) <MULT_EXPR>: Use it to simplify x*x.
16024 * tree.h (fold_strip_sign_ops): Prototype here.
16025 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16026 argument. Use fold_strip_sign_ops to simplify the first argument.
16027 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16028 first argument when the second argument is an even integer
16029 constant, but only with -funsafe_math_optimizations.
16030 (fold_builtin_1): Update call to fold_builtin_copysign.
16032 2005-02-09 Ian Lance Taylor <ian@airs.com>
16034 PR middle-end/19583
16035 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16036 just check whether EH_FILTER_FAILURE falls through.
16038 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16040 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16041 insns return to ready list in the next turn.
16043 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16045 PR middle-end/19402
16046 * builtins.def: New __builtin_powi[lf].
16047 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16048 (expand_builtin_powi): New function.
16049 (expand_builtin): Dispatch to expand_builtin_powi.
16050 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16051 * libgcc2.c: Add __builtin_powi[lf] implementation.
16052 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16053 * optabs.h: Add powi_optab.
16054 * optabs.c (init_optabs): Initialize powi_optab.
16055 * doc/extend.texi: Document __builtin_powi[lf].
16057 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16059 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16062 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16064 PR middle-end/19854
16065 * fold-const.c (try_move_mult_to_index): Remove redundant
16066 type argument. Create ADDR_EXPR with correct type.
16067 (fold): Update callers of try_move_mult_to_index. Convert
16068 result to the appropriate type.
16070 2005-02-09 Roger Sayle <roger@eyesopen.com>
16073 * config/avr/avr.c (default_rtx_costs): Delete.
16074 (avr_operand_rtx_cost): New function.
16075 (avr_rtx_costs): Completely rewrite.
16077 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16080 * config/cris/cris.c (in_code): New variable.
16081 (cris_output_addr_const): Now a static function, a wrapper for
16083 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16084 case from old cris_output_addr_const.
16085 (cris_asm_output_label_ref): Similar for LABEL_REF.
16086 (cris_output_addr_const_extra): Similar for UNSPEC.
16087 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16088 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16089 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16091 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16092 (cris_asm_output_label_ref): Declare.
16094 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16096 PR preprocessor/19801
16097 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16098 filenames that changed when libcpp was moved to the toplevel.
16100 2005-02-07 Roger Sayle <roger@eyesopen.com>
16102 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16103 zero extensions of BImode operands. Call lowpart_subreg instead
16104 of gen_lowpart_common and gen_lowpart_SUBREG.
16106 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16109 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16110 * configure.ac: Set cc_for_cross_gnattools.
16111 * configure: Regenerate.
16113 2005-02-08 Alan Modra <amodra@bigpond.net.au>
16116 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
16118 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16121 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
16122 of nested functions.
16124 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
16126 * doc/extend.texi: Document deprecated extensions allowing
16127 static floating-point members to have initializers and allowing
16128 floating-point literals in integral constant expressions.
16130 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
16132 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
16133 config/darwin7.h, config/mips/mips.c,
16134 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
16137 * cse.c: Update comments.
16139 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
16141 PR middle-end/19775
16142 * builtins.c (fold_builtin_sqrt): Transform
16143 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
16146 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
16147 Dorit Naishlos <dorit@il.ibm.com>
16149 * doc/invoke.texi (ftree-vectorizer-verbose): New.
16150 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
16151 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
16153 * tree.h (vect_set_verbosity_level): New extern function declaration
16155 * tree-vectorizer.h (verbosity_levels): New enum type.
16156 * tree-vectorizer.c (vect_debug_stats): Function removed.
16157 (vect_debug_details): Likewise.
16158 (vect_verbosity_level): Global variable was defined and initialized.
16159 (vect_dump): Global variable definition.
16160 (vect_print_dump_info): New function.
16161 (vect_set_dump_settings): New function.
16162 (vect_set_verbosity_level): New function.
16163 (vectorize_loops): Add call to vect_set_dump_settings.
16165 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
16166 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16167 (slpeel_tree_peel_loop_to_edge): Likewise.
16169 (vect_analyze_offset_expr): Call to vect_print_dump_info with
16170 appropriate verbosity level instead of call to vect_debug_details
16171 or vect_debug_stats.
16172 (vect_get_base_and_offset):
16173 (vect_create_addr_base_for_vector_ref):
16174 (get_vectype_for_scalar_type):
16175 (vect_create_data_ref_ptr):
16176 (vect_init_vector):
16177 (vect_get_vec_def_for_operand):
16178 (vect_finish_stmt_generation):
16179 (vectorizable_assignment):
16180 (vectorizable_operation):
16181 (vectorizable_store):
16182 (vectorizable_load):
16183 (vect_transform_stmt):
16184 (vect_update_ivs_after_vectorizer):
16185 (vect_do_peeling_for_loop_bound):
16186 (vect_update_inits_of_drs):
16187 (vect_do_peeling_for_alignment):
16188 (vect_transform_loop):
16189 (vect_is_simple_use):
16190 (vect_analyze_operations):
16191 (vect_is_simple_iv_evolution):
16192 (vect_analyze_scalar_cycles):
16193 (vect_analyze_data_ref_dependence):
16194 (vect_analyze_data_ref_dependences):
16195 (vect_compute_data_ref_alignment):
16196 (vect_enhance_data_refs_alignment):
16197 (vect_analyze_data_refs_alignment):
16198 (vect_analyze_data_ref_access):
16199 (vect_analyze_data_ref_accesses):
16200 (vect_analyze_pointer_ref_access):
16201 (vect_get_memtag_and_dr):
16202 (vect_analyze_data_refs):
16203 (vect_mark_relevant):
16204 (vect_stmt_relevant_p):
16205 (vect_mark_stmts_to_be_vectorized):
16206 (vect_can_advance_ivs_p):
16207 (vect_get_loop_niters):
16208 (vect_analyze_loop_form):
16209 (vect_analyze_loop):
16210 (vectorize_loops): Likewise.
16212 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
16213 (vect_update_inits_of_drs):
16214 (vect_do_peeling_for_alignment):
16215 (vect_transform_loop):
16216 (vect_analyze_operations):
16217 (vect_analyze_scalar_cycles):
16218 (vect_analyze_data_ref_dependences):
16219 (vect_analyze_data_refs_alignment):
16220 (vect_analyze_data_ref_accesses):
16221 (vect_analyze_data_refs):
16222 (vect_mark_stmts_to_be_vectorized):
16223 (vect_get_loop_niters):
16224 (vect_analyze_loop_form):
16225 (vect_analyze_loop): Likewise.
16226 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
16228 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
16232 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16233 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16234 either -ffast-math or -funsafe-math-optimizations is in use.
16236 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16237 * config/mips/irix-csr.c: New file.
16238 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16239 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16240 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16243 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
16245 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
16246 redundant, incorrect definitions.
16248 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
16250 ("*tls_indirect_call"): New, reference hard regs directly.
16251 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
16253 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16255 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
16256 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
16258 2005-02-06 Roger Sayle <roger@eyesopen.com>
16260 PR rtl-optimization/19800
16261 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
16262 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
16265 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16267 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
16269 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
16272 * doc/invoke.texi: Correct documentation of -freorder-functions.
16274 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16277 * doc/invoke.texi: Don't mention gccbug.
16279 2005-02-06 Roger Sayle <roger@eyesopen.com>
16280 Andrew Pinski <pinskia@physics.uc.edu>
16281 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
16283 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16284 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
16285 into just (zero_extract:SI FOO (const_int 1) BAR).
16287 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16289 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
16290 macro locally. Don't give last revision date. Use GCC version
16291 number from gcc-common.texi.
16292 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
16293 revision date. Use GCC version number from gcc-common.texi.
16294 Describe being a library as current state rather than as 3.x
16296 * doc/gcc.texi: Remove last update date.
16297 * doc/gccint.texi: Likewise. Update copyright dates.
16298 * doc/install.texi: Update copyright dates.
16300 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16303 * doc/invoke.texi: Mention for each option included in -Wall that
16304 it is included in -Wall.
16305 * doc/gcc.texi: Update copyright and last modification date.
16307 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16309 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
16310 unnecessary cast to original induction variable increments.
16312 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16314 PR tree-optimization/18219
16315 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
16316 in distributed form.
16318 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
16320 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
16321 Set bitpos and offset later in the function. Do nothing if the
16322 target is a register and if the bitfield lies completely outside
16324 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
16325 here. Return an uninitialised register if the source value is stored
16326 in a register and the bitfield lies completely outside that register.
16328 2005-02-06 Steven Bosscher <stevenb@suse.de>
16330 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
16333 2005-02-06 Marcin Dalecki <martin@dalecki.de>
16335 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
16337 2005-02-06 Geoffrey Keating <geoffk@apple.com>
16339 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
16340 * config/darwin8.h: New.
16341 * config/darwin7.h: Update comment.
16343 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16344 Dorit Naishlos <dorit@il.ibm.com>
16346 * tree-vectorizer.h (LOC): New type.
16347 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
16348 (loop_line_number): New field in struct _loop_vec_info.
16349 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
16351 * tree-vectorizer.c (input.h): Included.
16352 (find_loop_location): New function.
16353 (vect_debug_stats): Argument changed from loop to LOC. Computation of
16354 loop line number removed.
16355 (vect_debug_details): Likewise.
16356 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
16358 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
16359 call to vect_debug_details/stats changed from loop to loop_loc.
16360 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16361 (slpeel_tree_peel_loop_to_edge): Likewise.
16363 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
16364 changed from NULL to UNKNOWN_LOC.
16365 (vect_get_base_and_offset):
16366 (vect_create_addr_base_for_vector_ref):
16367 (get_vectype_for_scalar_type):
16368 (vect_create_data_ref_ptr):
16369 (vect_init_vector):
16370 (vect_get_vec_def_for_operand):
16371 (vect_finish_stmt_generation):
16372 (vectorizable_assignment):
16373 (vectorizable_operation):
16374 (vectorizable_store):
16375 (vectorizable_load):
16376 (vect_transform_stmt):
16377 (vect_update_ivs_after_vectorizer):
16378 (vect_do_peeling_for_loop_bound):
16379 (vect_do_peeling_for_alignment):
16380 (vect_transform_loop):
16381 (vect_is_simple_use):
16382 (vect_analyze_operations):
16383 (vect_is_simple_iv_evolution):
16384 (vect_analyze_scalar_cycles):
16385 (vect_analyze_data_ref_dependences):
16386 (vect_compute_data_ref_alignment):
16387 (vect_enhance_data_refs_alignment):
16388 (vect_analyze_data_ref_access):
16389 (vect_analyze_data_ref_accesses):
16390 (vect_analyze_pointer_ref_access):
16391 (vect_get_memtag_and_dr):
16392 (vect_analyze_data_refs):
16393 (vect_mark_relevant):
16394 (vect_stmt_relevant_p):
16395 (vect_mark_stmts_to_be_vectorized):
16396 (vect_can_advance_ivs_p):
16397 (vect_get_loop_niters):
16398 (vect_analyze_loop):
16399 (vectorize_loops): Likewise.
16401 (vectorizable_load): Argument in call to vect_debug_details/stats
16402 changed from loop to LOOP_LOC (loop_vinfo).
16403 (vect_transform_loop):
16404 (vect_analyze_operations):
16405 (vect_analyze_scalar_cycles):
16406 (vect_analyze_data_ref_dependence):
16407 (vect_enhance_data_refs_alignment):
16408 (vect_analyze_data_ref_accesses):
16409 (vect_analyze_pointer_ref_access):
16410 (vect_analyze_data_refs):
16411 (vect_analyze_loop): Likewise.
16413 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
16414 changed from loop to loop_loc.
16416 (vect_enhance_data_refs_alignment): Removed unused variable loop.
16418 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16419 Dorit Naishlos <dorit@il.ibm.com>
16421 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
16423 (vect_analyze_data_ref_dependences): Likewise.
16425 (vect_is_simple_use): Argument changed from loop structure to
16426 loop_vect_info structure.
16427 (vect_can_advance_ivs_p): Likewise.
16428 (vect_create_index_for_vector_ref): Likewise.
16429 (vect_update_ivs_after_vectorizer): Likewise.
16430 (new_stmt_vec_info): Likewise.
16432 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
16433 changed from loop to loop_vinfo.
16434 (vect_create_data_ref_ptr): First argument in call to
16435 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
16436 (vectorizable_assignment): Second argument in call to vect_is_simple_use
16437 was changed from loop to loop_vinfo.
16438 (vectorizable_operation): Likewise.
16439 (vectorizable_store): Likewise.
16440 (vect_mark_stmts_to_be_vectorized): Likewise.
16441 (vect_do_peeling_for_loop_bound): First argument in call to
16442 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
16443 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
16444 was changed from loop to loop_vinfo.
16445 (vect_analyze_data_ref_dependences): Third argument in call to
16446 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
16448 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
16449 (vect_create_data_ref_ptr): Likewise.
16450 (vect_init_vector): Likewise.
16451 (vect_get_vec_def_for_operand): Likewise.
16452 (vectorizable_assignment): Likewise.
16453 (vectorizable_operation): Likewise.
16454 (vectorizable_store): Likewise.
16455 (vectorizable_load): Likewise.
16456 (vect_update_ivs_after_vectorizer): Likewise.
16457 (vect_is_simple_use): Likewise.
16458 (vect_analyze_data_ref_dependence): Likewise.
16459 (vect_analyze_pointer_ref_access): Likewise.
16460 (vect_can_advance_ivs_p): Likewise.
16462 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
16463 before _stmt_vec_info.
16464 (_stmt_vec_info): Loop field replaced by loop_vec_info.
16465 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
16466 (new_stmt_vec_info): Argument changed from loop structure to
16467 loop_vect_info structure
16469 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
16470 (vect_analyze_offset_expr): Avoid 80 columns overflow.
16471 (vect_create_addr_base_for_vector_ref): Likewise.
16472 (vect_analyze_pointer_ref_access): Likewise.
16474 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16477 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
16478 phi flag if the phi is abnormal.
16480 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16483 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
16484 information for the new statement.
16486 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16489 * gcc.c (main): Include the target in -v output.
16491 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
16493 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
16494 Do not drop the extend if we'd have to add a paradoxical subreg
16495 later. Include optabs.h and insn-codes.h.
16496 * Makefile.in (combine.o): Depend on $(OPTABS_H).
16498 2005-02-02 Roger Sayle <roger@eyesopen.com>
16500 PR middle-end/19405
16501 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
16502 * fold-const.c (const_binop): Avoid constant folding floating
16503 point operations in modes that use composite representations.
16504 * simplify-rtx.c (simplify_binary_operation): Likewise.
16506 2005-02-02 Geoffrey Keating <geoffk@apple.com>
16508 * config/rs6000/altivec.md (altivec_dst): Make the first operand
16510 (altivec_dstt): Likewise.
16511 (altivec_dstst): Likewise.
16512 (altivec_dststt): Likewise.
16513 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
16516 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16518 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
16519 EXPR_LOCUS from orig_cond to the new cond_stmt.
16520 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
16523 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16525 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
16526 standard_iv_increment_position. Remove call to bsi_next
16527 (no need to bump the iterator anymore).
16528 (vect_create_index_for_vector_ref): Call
16529 standard_iv_increment_position. Remove second function argument.
16530 (vect_finish_stmt_generation): Remove call to bsi_next
16531 (no need to bump the iterator anymore).
16532 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
16533 to vect_create_index_for_vector_ref.
16535 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16537 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
16538 phis are used out of the loop.
16540 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16543 * c-decl.c (undef_nested_function): New variable.
16544 (pop_scope): Diagnose undefined nested functions.
16545 (finish_function): Don't attempt cgraph processing or genericizing
16546 if current top-level function contained an undefined nested
16547 function. Reset undef_nested_function at the end of a top-level
16550 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
16552 * tree.c (build_int_cst_type): Take sign of the value into account
16553 when deciding whether sign extend the value.
16555 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16558 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
16559 (cpp_options, cc1_options): Change %{std*&ansi} to
16560 %{std*&ansi&trigraphs}.
16562 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16564 * cse.c: Update comments.
16566 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
16568 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
16569 arguments go on the stack. Do not put complex doubles in odd/even
16572 2005-02-02 Steven Bosscher <stevenb@suse.de>
16574 * doc/invoke.texi: Update the options enabled at -O1, -O2,
16575 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
16576 -ftree-pre, and -fthread-jumps.
16578 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
16580 PR tree-optimization/19578
16581 * tree-flow.h (modified_noreturn_calls): Declare.
16582 (noreturn_call_p): Declare.
16583 * tree-flow-inline.h (noreturn_call_p): New function.
16584 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
16585 * tree-cfg.c (modified_noreturn_calls): New variable.
16586 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
16587 that contain a mid-block noreturn call.
16588 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
16590 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16592 * df.c (df_def_record_1, df_uses_record): Don't use
16594 * df.h (DF_FOR_REGALLOC): Remove.
16596 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16599 * c-typeck.c (really_start_incremental_init): Reset
16600 constructor_max_index for arrays of incomplete type.
16602 2005-02-02 Jeff Law <law@redhat.com>
16604 * gcse.c (struct reg_set): Store the block index where the register
16605 was set rather than the setting insn.
16606 (record_one_set, compute_transp): Corresponding changes.
16607 (pre_insert_copy_insn): Do not call replace_one_set.
16608 (replace_one_set): Remove.
16610 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16613 * doc/gcov.texi: Fix typo.
16615 2005-02-01 Richard Henderson <rth@redhat.com
16618 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
16619 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
16621 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
16622 * config/i386/i386-protos.h: Update.
16624 2005-02-01 Steven Bosscher <stevenb@suse.de>
16626 PR tree-optimization/19217
16627 * tree-cfg.c (verify_expr): Use the data field to see if TP was
16628 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
16629 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
16630 that it is walking a PHI node.
16632 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
16634 * doc/extend.texi (Nested Functions): Update.
16636 2005-02-01 Richard Henderson <rth@redhat.com>
16639 * optabs.c (expand_copysign_absneg): Export.
16640 * optabs.h (expand_copysign_absneg): Declare.
16641 * config/rs6000/rs6000.md (copysigntf3): New.
16643 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16645 PR tree-optimization/19633
16646 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
16647 * tree-ssa-alias.c (init_alias_info): Initialize.
16648 (merge_pointed_to_info): Set.
16649 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
16650 (dump_points_to_info_for): Show value of pt_null.
16651 (struct count_ptr_d): Declare.
16652 (find_ptr_dereference): Remove.
16653 (ptr_is_dereferenced_by): Remove.
16654 (count_ptr_derefs): New local function.
16655 (count_uses_and_derefs): New local function.
16656 (compute_points_to_and_addr_escape): Call it. If the number
16657 of dereferences is greater than zero, mark the pointer as
16658 dereferenced. If there are fewer dereferences than uses of
16659 the pointer, the pointer's value escapes.
16661 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16663 PR tree-optimization/19670
16664 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
16666 (verify_use): ... set it here, instead.
16668 2005-02-01 Janis Johnson <janis187@us.ibm.com>
16670 * doc/sourcebuild.texi (Test directives): Fix formatting.
16672 * doc/sourcebuild.texi (Test directives): Describe selector
16675 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
16677 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
16678 specific 64-bit CPUs.
16680 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
16683 * arm.c (arm_eliminable_register): New function.
16684 (adjacent_mem_locations): Don't allow eliminable registers. Use
16685 HOST_WIDE_INT for address offsets.
16686 * arm-protos.h (arm_eliminable_register): Add prototype.
16688 2005-02-01 Steven Bosscher <stevenb@suse.de>
16690 PR optimization/15242
16691 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
16692 * basic-block.h (duplicate_computed_gotos): Add prototype.
16693 * bb-reorder.c (duplicate_computed_gotos): New function to
16694 duplicate sufficiently small blocks ending in a computed jump.
16695 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
16696 if not optimizing for size.
16697 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
16698 never do tail merging for blocks ending in a computed jump.
16699 * doc/invoke.texi: Document the max-goto-duplication-insns param.
16701 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
16703 Patch from Richard Sandiford <rsandifo@redhat.com>
16704 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
16705 from inheriting a subreg equivalence with a non-spill register.
16707 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
16709 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
16711 * config/frv/frv.c (movcc_fp_destination_operand): New.
16712 (gpr_or_memory_operand): Fix typo in comment.
16713 (gpr_or_memory_operand_with_scratch): New.
16714 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
16715 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
16716 movcc_fp_destination_operand.
16717 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
16718 Legitimize memory addresses using a scratch register.
16720 2005-01-31 Jeff Law <law@redhat.com>
16722 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
16723 bitmap a sparse bitmap instead of a simple bitmap.
16724 (mark_def_sites_initialize_block): Corresponding changes.
16725 (ssa_mark_def_sites_initialize_block): Likewise.
16726 (ssa_mark_phi_uses): Likewise.
16727 (mark_def_site, ssa_mark_def_sites): Likewise.
16728 (mark_def_site_blocks): Likewise.
16729 (rewrite_ssa_into_ssa): Likewise.
16731 * tree-ssa-dom.c (record_cond): Pass correct variable type
16732 for last argument to htab_find_slot_with_hash.
16734 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
16735 effects when optimizing 0 % X. Do not try to optimize X % 0.
16737 2005-01-31 James E. Wilson <wilson@specifixinc.com>
16739 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
16742 2005-02-01 Eric Christopher <echristo@redhat.com>
16744 * config/mips/mips.c (override_options): Warn if -mint64
16746 * doc/invoke.texi (MIPS Options): Document that -mint64 is
16749 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
16751 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
16753 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
16754 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
16755 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
16756 (cached_regno): Initialize to INVALID_REGNUM.
16757 (cse_reg_info_table_size,
16758 cse_reg_info_table_first_uninitialized,
16759 cse_reg_info_timestamp): New.
16760 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
16762 (init_cse_reg_info, get_cse_reg_info_1): New.
16763 (get_cse_reg_info): Cache the last look-up.
16764 (new_basic_block): Update the code to clear mappings from
16765 registers to cse_reg_info entries.
16766 (cse_main): Call init_cse_reg_info.
16768 * cse.c (get_cse_reg_info): Update a comment.
16770 2005-01-31 Steven Bosscher <stevenb@suse.de>
16773 * c-decl.c (start_decl): Do not warn about arrays of elements with
16774 an incomplete type here.
16775 (grokdeclarator): Do it here by making a pedwarn an error.
16776 * c-typeck.c (push_init_level): If there were previous errors with
16777 the constructor type, do not warn about braces for initializers.
16778 (process_init_element): Likewise for excess initializer elements.
16780 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
16782 * cse.c (delete_trivially_dead_insn): Don't iterate.
16784 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
16786 * config/rs6000/rs6000.md (copysignsf3): New expand.
16787 (copysigndf3): Likewise.
16789 2005-01-31 Steven Bosscher <stevenb@suse.de>
16791 * recog.c (constrain_operands): Only look for earlyclobber operand
16792 conflicts if an '&' constraint was seen.
16794 2005-01-31 Marc Espie <espie@openbsd.org>
16796 * config.gcc: Don't include embedded systems fragment, switches default
16797 debugging format to ELF.
16798 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
16799 longer pick it up there.
16801 2005-01-31 Dale Johannesen <dalej@apple.com>
16803 * doc/extend.texi (nested functions): Fix linkage description.
16804 Clarify that static is not allowed.
16806 2005-01-31 Dale Johannesen <dalej@apple.com>
16808 * config/rs6000/darwin.md (movsf_low_di): Make work.
16809 (movdf_low_di): Make work.
16811 2005-01-31 Dale Johannesen <dalej@apple.com>
16813 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
16814 Make work for 64 bit.
16816 2005-01-31 Roger Sayle <roger@eyesopen.com>
16817 Dale Johannesen <dalej@apple.com>
16819 PR middle-end/19650
16820 * fold-const.c (fold_binary_op_with_conditional_arg):
16821 Make types match original operands, before STRIP_NOPS.
16823 2005-01-31 Alan Modra <amodra@bigpond.net.au>
16825 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
16826 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
16827 (struct gcc_sigcontext): Delete. Merge contents to..
16828 (struct gcc_ucontext): ..here.
16829 (get_sigcontext): Delete.
16830 (get_regs): New function, like get_sigcontext but return regs ptr.
16831 64-bit version finds regs from r1 to support vdso.
16832 (ppc_linux_aux_vector): New function.
16833 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
16836 2005-01-31 Ira Rosen <irar@il.ibm.com>
16838 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
16840 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
16841 redundant fold. Fix misalignment for MINUS_EXPR.
16842 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
16843 (vect_analyze_pointer_ref_access): Likewise.
16844 (vect_get_memtag_and_dr): Likewise.
16846 2005-01-31 Richard Henderson <rth@redhat.com>
16848 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
16849 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
16850 absnegdf2_i387, absnegxf2_i387): Likewise.
16852 2005-01-31 Richard Henderson <rth@redhat.com>
16855 * optabs.c (expand_copysign_absneg): New.
16856 (expand_copysign_bit): Split out from ...
16857 (expand_copysign): ... here. Use expand_copysign_absneg.
16859 2005-01-30 Roger Sayle <roger@eyesopen.com>
16861 PR middle-end/19697
16862 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
16863 constant as the second operand and a register as the third.
16865 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
16868 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
16869 that dllimport'd functions do not use all call-clobbered registers
16870 to pass parameters.
16872 2005-01-30 Richard Henderson <rth@redhat.com>
16875 * optabs.c (expand_absneg_bit): Split out from expand_unop and
16876 expand_abs_nojump and generalize. Use operand_subword and
16877 emit_no_conflict_block. Support large modes.
16878 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
16880 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
16881 negation to subtraction.
16882 (expand_copysign): Check that the format has signed zeros.
16883 Use operand_subword and emit_no_conflict_block. Support large modes.
16885 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
16887 Fix PR tree-optimization/19624
16889 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
16890 * tree-ssa-pre.c: Add cfgloop.h.
16892 (pre_stats): New member, constified.
16893 (inserted_exprs): New static variable.
16894 (NECESSARY): New macro.
16895 (create_expression_by_pieces): Fold the expression, and
16896 mark it as defaulting to not necessary. Also put in
16898 (fully_constant_expression): New function.
16899 (insert_into_preds_of_block): Modify to not insert phis when we
16900 are playing with induction variables.
16901 Push phis onto the inserted_exprs vector, and mark them as not
16902 necessary by default.
16903 (insert_aux): Call fully_constant_expression on eprime.
16904 If all edges produce the same value, mark it constant.
16905 (mark_operand_necessary): New function.
16906 (remove_dead_inserted_code): New function.
16907 (init_pre): Init loop optimizer to get loop info.
16908 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
16909 (execute_pre): Commit edge inserts, then remove dead code.
16911 2005-01-30 Richard Henderson <rth@redhat.com>
16913 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
16914 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
16916 2005-01-30 Richard Henderson <rth@redhat.com>
16919 * config/i386/i386.c (ix86_expand_copysign): New.
16920 (ix86_split_copysign_const): New.
16921 (ix86_split_copysign_var): Rename from ix86_split_copysign,
16922 rearrange op1/nmask operands.
16923 * config/i386/i386-protos.h: Update.
16924 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
16925 (copysigndf3): Likewise.
16926 (copysignsf3_const, copysigndf3_const): New.
16927 (copysignsf3_var): Rename from copysignsf3, split out splitter
16928 and fix split predicate for X constraint.
16929 (copysigndf3_var): Similarly.
16931 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
16933 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
16934 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
16935 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
16937 2005-01-29 Richard Henderson <rth@redhat.com>
16940 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
16941 of # and * in constraints.
16943 2005-01-29 Richard Henderson <rth@redhat.com>
16945 PR middle-end/19689
16946 * expr.c (store_field): Don't strip sub-mode cast when the input
16947 data is even smaller.
16949 2005-01-29 Richard Henderson <rth@redhat.com>
16951 PR middle-end/19687
16952 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
16955 2005-01-29 Richard Henderson <rth@redhat.com>
16957 * combine.c (make_field_assignment): Fix argument order
16960 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
16962 PR tree-optimization/15791
16963 * fold-const.c (extract_array_ref): New function.
16964 (fold): Fold comparisons between &a[i] and &a[j] or
16965 semantically equivalent trees.
16967 2005-01-29 Jeff Law <law@redhat.com>
16969 * gcse.c (insert_expr_in_table): Revamp handling of available
16970 and anticipatable occurrence lists to avoid unnecessary list
16972 (insert_set_in_table): Similarly.
16974 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
16976 * c-common.c (fix_string_type): Just use c_build_qualified_type to
16978 (c_build_qualified_type): Build qualified array types with
16979 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
16980 * c-decl.c (c_make_fname_decl): Build unqualified array type
16981 before qualified type.
16982 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
16983 type is qualified, not just if type itself is. Don't apply
16984 qualifiers to array type when declarator is processed. Apply
16985 qualifiers to field type whether or not it is an array type.
16986 Don't handle array types specially for applying qualifiers to
16988 * c-typeck.c (composite_type): Build unqualified element type and
16989 array type when forming composite of array types.
16990 (common_pointer_type, comptypes, comp_target_types,
16991 type_lists_compatible_p, build_indirect_ref, build_array_ref,
16992 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
16994 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
16995 (args2) in variables a1 and a2.
16997 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
16999 * cse.c (n_elements_made, max_elements_made): Remove.
17000 (insert): Don't touch n_elements_made.
17001 (cse_main): Don't touch n_elements_made or max_elements_made.
17003 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17006 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17007 configuration part of dp-bit.c to be lost.
17009 2005-01-28 Roger Sayle <roger@eyesopen.com>
17011 * expmed.c (expand_mult_highpart_optab): When attempting to use
17012 a non-widening multiplication in a wider mode, the operands need
17013 to be converted (zero or sign extended) to that mode.
17015 2005-01-28 Ian Lance Taylor <ian@airs.com>
17017 PR middle-end/16558
17018 PR middle-end/19583
17019 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17020 through if both operands fall through.
17022 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17024 * cse.c (fold_rtx) <PC>: Don't optimize.
17026 2005-01-28 Jeff Law <law@redhat.com>
17028 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17029 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17031 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17033 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17034 cse_reg_info_used_list_end): Remove.
17035 (cse_reg_info_list, cse_reg_info_list_free): New.
17036 (get_cse_reg_info): When allocating an instance of
17037 cse_reg_info, add it to the beginning of the cse_reg_info_list
17038 list. Remove code to maintain cse_reg_info_used_list.
17039 (new_basic_block): Reset the free list to the beginning of
17042 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17044 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17045 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17046 (frv_expand_mdpackh_builtin): New function.
17047 (frv_expand_builtin): Use it to expand __MDPACKH.
17048 * doc/extend.texi (__MDPACKH): Update documentation.
17050 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17052 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17053 SSE_FLOAT_MODE_P for use_sse computation.
17055 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17058 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17060 2005-01-27 Richard Henderson <rth@redhat.com>
17062 * builtins.c (expand_builtin_copysign): New.
17063 (expand_builtin): Call it.
17064 * genopinit.c (optabs): Add copysign_optab.
17065 * optabs.c (init_optabs): Initialize it.
17066 (expand_copysign): New.
17067 * optabs.h (OTI_copysign, copysign_optab): New.
17068 (expand_copysign): Declare.
17070 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17071 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17073 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17074 (ix86_expand_fp_absneg_operator): ... here.
17075 (ix86_split_copysign): New.
17076 * config/i386/i386-protos.h: Update.
17077 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17078 (copysignsf3, copysigndf3): New.
17080 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17081 (copysignsf3, ncopysignsf3): New.
17082 (copysigndf3, ncopysigndf3): New.
17083 (copysignxf3, ncopysignxf3): New.
17084 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17086 2005-01-27 Arend Bayer <arend.bayer@web.de>
17087 Kazu Hirata <kazu@cs.umass.edu>
17089 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17090 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17091 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17094 2005-01-27 Jeff Law <law@redhat.com>
17096 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17097 definitions of SSA_NAMEs which are not being rewritten.
17098 (rewrite_ssa_into_ssa): Only initialize the current definition
17099 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17100 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17101 SSA_NAMEs before returning.
17103 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17105 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17106 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17107 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17108 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17109 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17111 2005-01-27 Steven Bosscher <stevenb@suse.de>
17113 PR middle-end/17278
17114 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17115 higher to -O2 and higher. Likewise for tree PRE.
17116 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
17119 2005-01-27 Ian Lance Taylor <ian@airs.com>
17121 PR middle-end/19583
17122 * gimple-low.c (try_catch_may_fallthru): New static function.
17123 (block_may_fallthru): Handle TRY_CATCH_EXPR.
17124 * tree-inline.c (expand_call_inline): Don't warn about reaching
17125 the end of a non-void function being inlined if the function uses
17128 2005-01-27 Jakub Jelinek <jakub@redhat.com>
17130 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
17133 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
17134 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17135 (implicitly_declare): Handle error_mark_node.
17137 2005-01-27 Richard Henderson <rth@redhat.com>
17140 * tree.h (struct tree_decl): Add debug_expr_is_from.
17141 (DECL_DEBUG_EXPR_IS_FROM): New.
17142 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
17143 * dwarf2out.c (dwarf2out_var_location): Update to match.
17144 * tree-outof-ssa.c (create_temp): Likewise.
17145 * var-tracking.c (track_expr_p): Likewise.
17146 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
17147 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
17148 * toplev.c (default_tree_printer): Likewise.
17150 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
17152 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17153 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
17155 2005-01-27 Steven Bosscher <stevenb@suse.de>
17157 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
17158 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
17159 ASM_CLOBBERS): Add tree checks.
17161 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
17162 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
17163 * c-common.def (SWITCH_STMT): Update to match.
17164 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
17165 macros instead of SWITCH_EXPR ones.
17166 * c-dump.c (c_dump_tree): Likewise.
17167 * c-gimplify.c (gimplify_switch_stmt): Likewise.
17168 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
17170 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
17172 2005-01-27 Alan Modra <amodra@bigpond.net.au>
17174 * unwind-dw2.c (execute_stack_op): Add missing cases for
17175 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
17177 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
17179 * config.gcc (Obsolete configurations): Remove 'dummy', add
17180 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
17183 2005-01-26 Diego Novillo <dnovillo@redhat.com>
17185 PR tree-optimization/19633
17186 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
17188 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
17189 are no call-clobbered variables.
17190 * tree-outof-ssa.c (check_replaceable): Return false for calls
17193 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
17195 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
17196 even for variables with NULL DECL_INITIAL.
17198 2005-01-26 Stuart Hastings <stuart@apple.com>
17200 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
17202 2005-01-26 Richard Henderson <rth@redhat.com>
17204 PR middle-end/18008
17205 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17207 * expr.c (store_field): Strip conversions to odd-bit-sized types
17208 if the destination field width matches.
17210 2005-01-26 Richard Henderson <rth@redhat.com>
17212 * c-decl.c, expmed.c, expr.c: Revert last change.
17214 2005-01-26 Richard Henderson <rth@redhat.com>
17216 PR middle-end/18008
17217 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17219 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
17220 if we don't need the bits above those present in the current mode.
17221 * expr.c (store_field): Strip conversions to odd-bit-sized types
17222 if the destination field width matches.
17224 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17226 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17227 either -ffast-math or -funsafe-math-optimizations is in use.
17229 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
17233 * config/avr/avr.c (notice_update_cc): Only set condition code for
17234 ashrqi3 if shift count > 0.
17235 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
17236 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
17237 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
17238 count <= 0 as a no-op, and shift count >= width by copying zero
17239 or sign bit to all bits of the result.
17240 * config/avr/avr.md (all shifts): Add alternatives for zero shift
17241 count, with attribute "length" set to 0 and "cc" set to "none".
17243 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17245 * doc/invoke.texi: Document -mTLS.
17247 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
17248 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
17249 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
17250 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
17251 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
17252 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
17253 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
17254 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
17256 * configure.ac: Check for a TLS capable gas.
17258 * configure: Regenerate.
17260 2005-01-26 Richard Henderson <rth@redhat.com>
17262 PR middle-end/18008
17263 * combine.c (make_field_assignment): Simplify store to zero_extract
17264 from a source with an overlapping mask.
17266 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17268 2004-11-11 Eric Christopher <echristo@redhat.com>
17270 * config/frv/frv.md: Add fr400_integer automaton. Don't
17271 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
17274 2005-01-26 Steven Bosscher <stevenb@suse.de>
17276 PR middle-end/16585
17277 * cfgbuild.c (make_edges): Do not clear or set
17278 current_function_has_computed_jump.
17279 * function.h (struct function): Remove the has_computed_jump field.
17280 (current_function_has_computed_jump): Do not define.
17281 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
17282 in a computed jump. Ignore current_function_has_computed_jump.
17284 2005-01-26 Richard Henderson <rth@redhat.com>
17286 PR middle-end/19515
17287 * expr.c (categorize_ctor_elements): New argument p_must_clear.
17288 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
17290 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
17291 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
17292 objects into static storage if they have more than one non-zero value.
17293 * tree.h (categorize_ctor_elements): Update decl.
17295 2005-01-26 Steven Bosscher <stevenb@suse.de>
17297 PR middle-end/19616
17298 * tree.h (CALL_EXPR_TAILCALL): Add comment.
17299 * calls.c (check_sibcall_argument_overlap_1): Revert the change
17300 to this function from 2004-07-10.
17301 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
17302 the current function for tail call optimizations if the address
17303 of one of it its arguments is taken.
17305 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
17307 * cse.c (fold_rtx): Call equiv_constant only when necessary.
17309 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
17311 * function.c (expand_function_end): If current_function_calls_alloca,
17312 emit stack restore in a place that is reached when the function falls
17313 through at the end.
17315 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
17317 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
17318 rule to avoid matching inappropriate suffix rule.
17320 2005-01-26 Jan Hubicka <jh@suse.cz>
17322 PR tree-optimization/19241
17323 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
17325 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17327 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
17328 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
17330 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
17331 <sim*>: Always use crt1.o, regardless of N in simN.
17332 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17333 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
17334 (CRT_CALL_STATIC_FUNCTION): Remove.
17335 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
17336 use crt1.o, regardless of N in simN.
17337 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17338 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
17339 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
17340 case isystem setting.
17341 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
17343 2005-01-25 Ian Lance Taylor <ian@airs.com>
17345 * gimple-low.c (block_may_fallthru): Correct handling of
17346 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
17348 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17350 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
17351 handlers to match indentation; nested under the mtune=* handler.
17352 Similar for mcpu= and march=.
17354 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
17356 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
17357 * config/mips/linux64.h (LIB_SPEC): Likewise.
17358 * config/mn10300/linux.h (LIB_SPEC): Likewise.
17359 * config/sh/linux.h (LIB_SPEC): Likewise.
17361 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
17363 * config/frv/frv.c (frv_legitimize_tls_address): New.
17364 (TARGET_HAVE_TLS): Define.
17365 (FRV_SYMBOL_REF_TLS_P): Define.
17366 (frv_override_options): Handle new register classes.
17367 (frv_legitimate_address_p): Reject tls addresses.
17368 (frv_legitimize_address): Handle TLS addresses.
17369 (gen_inlined_tls_plt): New.
17370 (gen_tlsmoff): New.
17371 (frv_legitimize_tls_address): New.
17372 (unspec_got_name): Add TLS entries.
17373 (got12_operand): Add R_FRV_TLSMOFF12 case.
17374 (frv_emit_move): Fixup TLS addresses.
17375 (frv_emit_movsi): Legitimize TLS addresses.
17377 * config/frv/frv.h (MASK_BIG_TLS): New.
17378 (TARGET_BIG_TLS): New.
17379 (HAVE_AS_TLS): Define.
17380 (TARGET_SWITCHES): Add -mTLS and -mtls options.
17381 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
17382 (REG_CLASS_NAMES): Same.
17383 (REG_CLASS_CONTENTS): Same.
17384 (CONSTRAINT_LEN): New.
17385 (REG_CLASS_FROM_CONSTRAINT): New.
17386 (PREDICATE_CODES): Add symbolic_operand.
17388 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
17389 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
17390 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
17391 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
17392 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
17393 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
17394 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
17395 GR9_REG, GR14_REG, LRREG.
17396 (type): Add load_or_call attribute.
17397 ("load_or_call"): New reservation.
17398 ("call_gettlsoff"): New.
17399 ("tls_indirect_call"): New.
17400 ("tls_load_gottlsoff12"): New.
17401 ("tlsoff_hilo"): New.
17402 ("tls_tlsdesc_ldd"): New.
17403 ("tls_tlsoff_ld"): New.
17406 * config/frv/frv-protos.h (symbolic_operand): Protoize.
17408 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
17410 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
17411 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
17412 * config/frv/frv.c (TLS_BIAS): Define.
17413 (frv_output_dwarf_dtprel): New.
17415 2005-01-26 Jakub Jelinek <jakub@redhat.com>
17417 PR rtl-optimization/19579
17418 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
17419 both A and B, see if they don't clobber registers the other expr uses.
17421 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
17423 * real.c (do_add): Initialize signalling and canonical members.
17425 * real.c (real_from_integer): Zero out destination.
17427 2005-01-18 Jan Hubicka <jh@suse.cz>
17429 PR tree-optimize/19337
17430 * tree-inline.c (initialize_inlined_parameters): Copy
17431 saved_static_chain_decl only.
17433 2005-01-25 Richard Henderson <rth@redhat.com>
17437 * config/i386/i386.c (x86_inter_unit_moves): Zero.
17438 (ix86_preferred_reload_class): Rewrite fp-constant section, with
17439 80387 enabled, to return a proper subclass. Return the subset that
17440 overlaps with GENERAL_REGS for PLUS.
17441 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
17443 2005-01-25 Richard Henderson <rth@redhat.com>
17445 PR middle-end/19609
17446 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
17448 2005-01-25 Roger Sayle <roger@eyesopen.com>
17450 * expmed.c (choose_multiplier): Change interface to return the
17451 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
17452 (expand_divmod): Update calls to choose_multiplier.
17454 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17456 PR middle-end/19330
17457 * expmed.c (extract_bit_field): Use adjust_address instead of
17458 gen_lowpart when op0 is a MEM.
17460 2005-01-24 Steven Bosscher <stevenb@suse.de>
17462 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
17464 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17466 * config/mips/irix-csr.c: New file.
17467 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17468 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17469 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17472 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
17475 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
17476 sparc/elf.h, add sparc/sp-elf.h.
17477 (sparc-*-rtems*): Likewise.
17478 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
17479 tm-dwarf2.h, add sparc/sp-elf.h.
17480 (sparc86x-*-elf): Likewise.
17481 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
17482 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
17483 TARGET_OS_CPP_BUILTINS.
17484 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17485 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17487 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
17488 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
17489 (SWITCH_TAKES_ARG): Likewise.
17490 (LOCAL_LABEL_PREFIX): Likewise.
17491 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
17492 (TARGET_N_FORMAT_TYPES): Delete.
17493 (TARGET_FORMAT_TYPES): Likewise.
17494 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
17495 * config/sparc/elf.h: Delete.
17496 * config/sparc/sp-elf.h: New file.
17498 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17500 * tree-flow-inline.h (phi_arg_from_edge): Remove.
17501 * tree-flow.h: Remove the corresponding prototype.
17502 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
17503 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
17505 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17508 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
17509 for AIX ABI or ELF -fPIC.
17510 (rs6000_emit_load_toc_table): Don't create toc_section here.
17511 (rs6000_xcoff_file_start): Nor here.
17513 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
17515 * sh.c (ra.h): Don't #include.
17516 (hard_regs_intersect_p): New function, resurrected from ra.c.
17518 * sh.c: Fix 1996 Copyright.
17520 2005-01-24 Richard Henderson <rth@redhat.com>
17521 Aldy Hernandez <aldyh@redhat.com>
17523 * regrename.c (note_sets): Handle subregs.
17525 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
17528 * genconditions.c (write_header, write_conditions): Elide file if
17531 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17533 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
17534 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
17537 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17539 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
17540 expand_builtin_printf, expand_builtin_fprintf,
17541 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
17542 checking against POINTER_TYPE.
17543 (validate_arglist): Handle POINTER_TYPE code by checking
17546 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
17548 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
17549 init_rtlanal): New.
17550 (for_each_rtx): Call for_each_rtx_1.
17551 * rtl.h (init_rtlanal): Declare.
17552 * toplev.c (backend_init): Call init_rtlanal.
17554 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17556 * flow.c (propagate_one_insn): Formatting.
17558 PR middle-end/19551
17559 * flow.c (libcall_dead_p): Be more conservative if unsure.
17560 If there are any instructions between insn and call, see if they are
17561 all dead before saying the libcall is dead.
17563 2005-01-24 Uros Bizjak <uros@kss-loka.si>
17565 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
17566 operand constraint for operand 0.
17568 2005-01-23 Richard Henderson <rth@redhat.com>
17571 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
17572 edges leading to join block.
17574 2005-01-23 Roger Sayle <roger@eyesopen.com>
17576 * expmed.c (expand_mult_highpart): Make static. Change type of
17577 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
17578 (expand_divmod): Updates calls to expand_mult_highpart by using
17579 gen_int_mode to pass a CONST_INT rtx.
17580 * rtl.h (expand_mult_highpart): Remove prototype.
17582 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17584 * flow.c (regset_bytes, regset_size): Remove.
17586 * cfganal.c: Fix a reference to Harvey's paper.
17588 2005-01-23 Steven Bosscher <stevenb@suse.de>
17590 PR rtl-optimization/19464
17591 * tree-optimize.c (init_tree_optimization_passes): Add one more
17592 copyrename pass just before out-of-ssa.
17594 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
17597 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
17598 * ggc-none.c (ggc_free): Define.
17600 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17602 * cse.c (max_reg, max_insn_uid): Remove.
17603 (cse_main): Don't access max_reg or max_insn_uid.
17605 * c-common.c (explicit_flag_signed_bitfields,
17606 lang_statement_code_p, lang_expand_function_end): Remove.
17607 * c-common.h: Remove the corresponding declarations.
17608 * c-opts.c (c_common_handle_option): Remove all write access
17609 to explicit_flag_signed_bitfields.
17611 * cgraph.c (cgraph_varpool_n_nodes): Remove.
17612 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
17613 * cgraph.h: Remove the corresponding declaration.
17615 * gcse.c (null_pointer_info): Remove.
17617 2005-01-23 Roger Sayle <roger@eyesopen.com>
17618 Eric Botcazou <ebotcazou@libertysurf.fr>
17620 * combine.c (simplify_logical): Only simplify logical expressions
17621 of the form ior(and(x,y),z) by the inverse distributive law if the
17622 result is cheaper than the original.
17624 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17626 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
17627 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
17628 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
17629 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
17630 config/freebsd-spec.h, config/arm/arm.h,
17631 config/h8300/h8300.md, config/i386/i386.md,
17632 config/i386/predicates.md, config/i386/sse.md,
17633 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
17634 config/vax/vax.md: Fix comment typos. Follow spelling
17637 2005-01-23 Steven Bosscher <stevenb@suse.de>
17639 * gengtype.c (walk_type): Produce `not equal to' compares for loop
17640 tests, instead of `less than'.
17642 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
17644 * function.c (assign_parm_setup_block): When creating a new stack slot
17645 for a parameter, get its alignment from the parameter's DECL_ALIGN
17646 rather than the type's TYPE_ALIGN. Make sure that the parameter
17647 is at least word aligned.
17649 2005-01-22 Roger Sayle <roger@eyesopen.com>
17651 PR middle-end/19378
17652 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
17654 2005-01-22 Richard Henderson <rth@redhat.com>
17657 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
17658 in both compare operands.
17659 (movdfcc_1_sse_max): Likewise.
17660 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
17661 (movdfcc_1_sse): Likewise.
17662 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
17663 scratch register as needed.
17665 2005-01-22 Richard Henderson <rth@redhat.com>
17667 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
17669 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
17671 2005-01-22 Richard Henderson <rth@redhat.com>
17673 * genopinit.c (optabs): Use smin/smax for floating point too.
17674 * doc/md.texi: Update to match. Clarify that floating point
17675 results are undefined for +0/-0 and NaN.
17676 * doc/rtl.texi: Likewise.
17677 * rtl.def (SMIN, SMAX): Likewise
17678 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
17680 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
17681 leading 's' to the name.
17682 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
17683 smaxxf3, sminxf3): Likewise.
17684 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
17687 2005-01-22 Paul Brook <paul@codesourcery.com>
17689 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
17691 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
17693 * config/s390/s390.c (struct processor_costs): New fields
17694 dlgr, dlr, dr, dsgfr, dsgr.
17695 (z900_cost, z990_cost): Values for new fields.
17696 (s390_rtx_costs): New cases MEM und COMPARE in switch
17697 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
17698 DIV, MOD, UDIV, UMOD.
17700 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17702 * config/s390/s390.md ("doloop_si64"): Reload input value directly
17703 into the register being decremented.
17704 ("doloop_si31", "doloop_di"): Likewise.
17705 ("*doloop_si_long"): Adapt pattern.
17707 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17709 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
17711 (CLASS_MAX_NREGS): Likewise.
17713 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
17715 * doc/tree-ssa.texi (Statement Operands): Add example for new
17716 must-def macro. Note deprecation of old operands interface.
17718 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
17720 PR tree-optimization/19484
17721 * tree-cfg.c (remove_fallthru_edge): New function.
17722 (cleanup_control_flow): Remove fallthru edges from calls that are
17723 now known not to return.
17725 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17727 Fix PR tree-optimization/19038
17728 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
17729 copies with loop variant ones.
17731 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
17733 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
17734 config/alpha/alpha-protos.h, config/alpha/alpha.h,
17735 config/alpha/alpha.md, config/alpha/predicates.md,
17736 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
17737 config/sparc/sol2.h: Update copyright.
17739 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
17740 first label to see if it is a nonlocal label.
17742 2005-01-22 David Edelsohn <edelsohn@gnu.org>
17743 Andrew Pinski <pinskia@physics.uc.edu>
17746 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
17747 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
17749 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17751 * config/rs6000/rtems.h: Update copyright.
17753 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17756 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
17757 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
17758 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
17760 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
17763 * c-typeck.c (convert_arguments): Check for error_mark_node.
17765 2005-01-21 Ian Lance Taylor <ian@airs.com>
17767 PR tree-optimization/13000
17768 * tree-inline.c: Include "tree-flow.h".
17769 (expand_call_inline): If warn_return_type, warn if non-void inline
17770 function falls through.
17771 * tree-cfg.c (execute_warn_function_return): Don't warn about
17772 control reaching end if TREE_NO_WARNING is set. Set
17774 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
17776 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
17777 branch if we don't need one.
17778 * c-typeck.c: Include "tree-flow.h"
17779 (c_finish_bc_stmt): Don't add a goto if the current statement
17780 list doesn't fall through to the current point.
17782 2005-01-21 Roger Sayle <roger@eyesopen.com>
17784 PR rtl-optimization/576
17785 * real.c (real_arithmetic): Change return type from void to bool
17786 to return an indication that the result may be inexact.
17787 * real.h (real_arithmeric): Update prototype.
17788 * fold-const.c (const_binop): Don't constant fold floating
17789 point expressions when the user specifies -frounding-math and
17790 the result may depend upon the run-time rounding mode.
17791 (fold_convert_const_real_from_real): Clean-up.
17792 (fold_initializer): Ignore flag_rounding_math for initializers.
17793 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
17794 constant fold FP operations with flag_rounding_math if the
17795 result may depend upon the run-time rounding mode.
17797 2005-01-21 Tom Tromey <tromey@redhat.com>
17799 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
17801 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
17803 * tree-cfg.c: Fix comment typos.
17805 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
17807 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
17808 around the call to rest_of_handle_branch_target_load_optimize.
17810 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17812 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
17813 (sparc64-*-openbsd*): Likewise.
17814 (sparclite-*-elf*): Include tm-dwarf2.h.
17815 (sparc86x-*-elf*): Likewise.
17816 (sparc64-*-elf*): Likewise.
17817 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
17818 (DBX_DEBUGGING_INFO): Likewise.
17819 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
17820 (PREFERRED_DEBUGGING_TYPE): Likewise.
17821 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
17822 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
17823 (PREFERRED_DEBUGGING_TYPE): Likewise.
17824 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
17825 (PREFERRED_DEBUGGING_TYPE): Likewise.
17826 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
17828 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
17831 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
17833 2005-01-20 Paul Brook <paul@codesourcery.com>
17835 * doc/rtl.texi: Document value extension requirements for CONST_INT.
17837 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17839 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
17840 label is first in a sequence of labels.
17842 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
17844 2005-01-20 Janis Johnson <janis187@us.ibm.com>
17845 Giovanni Bajo <giovannibajo@gcc.gnu.org>
17847 * doc/sourcebuild.texi (Test Directives): New.
17849 2005-01-20 Roger Sayle <roger@eyesopen.com>
17851 * real.c (real_floor): Don't leave the result uninitialized when
17852 mode is VOIDMode, but return the unrounded intermediate value.
17853 (real_ceil): Likewise.
17855 2005-01-20 Paul Brook <paul@codesourcery.com>
17857 * config/arm/arm.md (insv): Use gen_int_mode.
17859 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17861 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
17862 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17863 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17864 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17865 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17867 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17870 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
17871 fbreg, so we have to assume we can't.
17872 (loc_descriptor_from_tree_1): Ditto.
17873 (containing_function_has_frame_base): New function.
17874 (add_location_or_const_value_attribute): Use it.
17875 Also try to generate a frame_base from a single element location
17878 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17880 PR tree-optimization/15349
17881 * timevar.def (TV_TREE_MERGE_PHI): New.
17882 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
17884 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
17885 calls to tree_forwarder_block_p.
17886 (remove_forwarder_block_with_phi, merge_phi_nodes,
17887 gate_merge_phi, pass_merge_phi): New.
17888 * tree-optimize.c (init_tree_optimization_passes): Add
17890 * tree-pass.h: Add an extern for pass_merge_phi;
17892 2005-01-20 Richard Henderson <rth@redhat.com>
17895 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
17896 (_mm_castps_pd, _mm_castps_si128): New.
17897 (_mm_castsi128_ps, _mm_castsi128_pd): New.
17899 2005-01-20 Richard Henderson <rth@redhat.com>
17902 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
17903 __builtin_ia32_vec_init_v2si.
17904 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
17905 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
17906 (ix86_init_mmx_sse_builtins): Create it.
17907 (ix86_expand_builtin): Expand it.
17908 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
17909 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
17910 (vec_extractv2si_0, vec_extractv2si_1): New.
17912 2005-01-20 Richard Henderson <rth@redhat.com>
17915 * config/i386/i386.c (ix86_expand_push): New.
17916 * config/i386/mmx.md (push<MMXMODE>1): New.
17917 * config/i386/sse.md (push<SSEMODE>1): New.
17918 * config/i386/i386-protos.h: Update.
17920 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17922 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
17925 2005-01-20 Richard Henderson <rth@redhat.com>
17927 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
17928 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
17930 2005-01-19 Richard Henderson <rth@redhat.com>
17933 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
17934 to V4SFmode in SSE1 fallback load path.
17936 2005-01-19 Richard Henderson <rth@redhat.com>
17938 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
17939 in QImode expansion to ix86_expand_vector_set.
17940 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
17942 2005-01-19 Richard Henderson <rth@redhat.com>
17945 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
17946 subclass of the input class.
17947 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
17948 Always true for cross-SSE1 classes. Rationalize conditionals.
17949 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
17950 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
17951 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
17952 (movdi_2): Add MMX/SSE zeros.
17953 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
17954 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
17955 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17956 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
17957 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
17958 (zero_extendsidi2_rex64_1): Remove.
17959 (MOV0 peephole): Check GENERAL_REG_P.
17961 2005-01-19 Richard Henderson <rth@redhat.com>
17964 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
17966 (ix86_expand_vector_extract): Likewise.
17968 2005-01-19 Richard Henderson <rth@redhat.com>
17970 PR middle-end/19304
17971 * expr.c (emit_move_change_mode): New argument force; use
17972 simplify_gen_subreg if true.
17973 (emit_move_via_alt_mode): Merge into ...
17974 (emit_move_via_integer): ... here.
17975 (emit_move_ccmode): Use emit_move_change_mode directly.
17977 2005-01-19 Richard Henderson <rth@redhat.com>
17980 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
17981 (alpha_preferred_reload_class): Handle CONST_VECTOR.
17982 (alpha_emit_set_const_1): Add no_output parameter; don't emit
17984 (alpha_emit_set_const): Likewise. Make static.
17985 (alpha_emit_set_long_const): Make static.
17986 (alpha_extract_integer): Split out from alpha_expand_mov.
17987 (alpha_split_const_mov): Likewise.
17988 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
17989 (alpha_legitimate_constant_p): New.
17990 * config/alpha/alpha-protos.h: Update.
17991 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
17992 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
17993 * config/alpha/alpha.md (movsi): Add n alternative.
17994 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
17995 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
17996 (splitters for all of the above): Use alpha_split_const_mov.
17997 * config/alpha/predicates.md (non_add_const_operand): New.
17998 (non_zero_const_operand): New.
17999 (input_operand): Use alpha_legitimate_constant_p after reload.
18001 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18003 PR tree-optimization/19038
18004 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18005 (add_candidate): Add ivs with increment in latch only if
18006 allow_ip_end_pos_p is true.
18007 (determine_iv_cost): Use empty_block_p.
18009 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18011 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18012 (compute_dominance_frontiers): Ditto.
18014 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18017 * config/sh/t-rtems: New.
18018 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18020 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18022 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18023 the offset of the selected field.
18025 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18027 * tree-cfg.c (remove_forwarder_block): Fix the check to
18028 prevent a nonlocal label from appearing in the middle of a
18031 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18033 PR rtl-optimization/19462
18034 * reorg.c (find_end_label): Create return insn only if
18035 current_function_epilogue_delay_list is empty.
18037 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18039 * doc/passes.texi: Remove paragraph mentioning new-ra.
18041 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18043 PR rtl-optimization/15139
18044 * combine.c: Include params.h.
18045 (count_rtxs): New function.
18046 (record_value_for_reg): If replace_rtx would replace at least
18047 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18048 (clobber (const_int 0)) instead of TEM.
18049 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18050 * params.h (MAX_LAST_VALUE_RTL): New.
18051 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18052 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18055 * c-typeck.c (digest_init): Only call build_vector if all constructor
18056 elements are *_CST nodes.
18057 * gimplify.c (gimplify_init_constructor): Likewise.
18059 PR middle-end/19164
18060 * c-typeck.c (digest_init): Only call build_vector if inside_init
18063 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18065 * toplev.c (init_asm_output): Remove dead #ifdef.
18067 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18069 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18071 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18073 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18074 accessing DECL_FUNCTION_CODE.
18075 * dojump.c (do_jump): Likewise.
18076 * gimplify.c (gimplify_call_expr): Likewise.
18077 * predict.c (expr_expected_value): Likewise.
18078 (strip_builtin_expect): Likewise.
18079 * tree-inline.c (estimate_num_insns_1): Likewise.
18080 * tree-ssa-loop-im.c (stmt_cost): Likewise
18081 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18082 (tree_expr_nonnegative_p): Likewise.
18084 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18086 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18087 variant of the load_pcrel_sym pattern.
18088 * config/sparc/sparc.md (P macro): Move to the top.
18089 (load_pcrel_sym): Macroize using P.
18090 (save_register_window): Likewise.
18092 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18094 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18095 ("sordered"): Same.
18097 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18100 * c-typeck.c (build_asm_expr): Strip nops off
18101 input memory operands.
18103 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18105 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18106 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18107 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18108 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18110 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18113 * config/i386/i386.c (override_options): If the 80387 is disabled,
18114 then do not return FP values using FP registers.
18116 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
18118 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
18119 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
18120 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
18121 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
18122 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
18123 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
18124 output.h, postreload-gcse.c, postreload.c, recog.c,
18125 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
18126 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
18127 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
18128 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
18129 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
18130 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
18131 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
18132 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
18134 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
18135 config/alpha/alpha.c, config/arm/vfp.md,
18136 config/i386/emmintrin.h, config/i386/i386-modes.def,
18137 config/i386/i386-protos.h, config/i386/i386.h,
18138 config/i386/pmmintrin.h, config/i386/ppro.md,
18139 config/i386/predicates.md, config/i386/xmmintrin.h,
18140 config/i860/i860.c, config/ia64/ia64-modes.def,
18141 config/ia64/ia64-protos.h, config/ia64/ia64.h,
18142 config/ia64/ia64.md, config/ia64/itanium1.md,
18143 config/ia64/itanium2.md, config/ia64/predicates.md,
18144 config/iq2000/iq2000.h, config/mips/linux64.h,
18145 config/rs6000/aix41.h, config/rs6000/aix43.h,
18146 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
18147 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
18148 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
18149 config/sparc/linux64.h, config/sparc/litecoff.h,
18150 config/sparc/sp64-elf.h, config/sparc/sparc.c,
18151 config/sparc/sparc.h, config/sparc/sparc.md,
18152 config/sparc/sysv4-only.h: Update copyright.
18154 2005-01-18 Richard Henderson <rth@redhat.com>
18157 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
18159 2005-01-18 Marc Espie <espie@openbsd.org>
18160 * config/i386/openbsdelf.h: Typo.
18162 2005-01-18 Richard Henderson <rth@redhat.com>
18164 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
18165 special case for sse.
18166 * config/i386/predicates.md (sse_comparison_operator): Likewise.
18168 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
18170 * tree-inline.c (estimate_num_insns_1): Added cases for
18171 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
18173 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18175 PR rtl-optimization/19296
18176 * combine.c (simplify_comparison): Rewrite the condition under
18177 which a non-paradoxical SUBREG of a PLUS can be lifted when
18178 compared against a constant.
18180 2005-01-18 Andi Kleen <ak@muc.de>
18182 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
18183 * c.opt (-Wpointer-sign): Add.
18184 * doc/invoke.texi: (-Wpointer-sign): Add.
18186 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18188 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
18189 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
18190 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
18191 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
18192 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
18193 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
18194 for TARGET_MIX_SSE_I387.
18195 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
18196 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
18197 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
18198 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
18199 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
18200 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
18201 TARGET_MIX_SSE_I387.
18202 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
18205 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18208 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
18209 Add movaps alternative for xmm reg->reg move.
18211 2005-01-17 Jeff Law <law@redhat.com>
18213 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
18214 at the end of the main DOM loop rather than just before DOM exits.
18216 2005-01-17 Diego Novillo <dnovillo@redhat.com>
18218 PR tree-optimization/19121
18219 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
18220 adding aliases to a name tag, also add them to the pointer's
18222 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
18223 sensitive alias info at all. Only check that the two pointers
18224 have compatible pointed-to sets.
18225 * tree-ssa.c (verify_name_tags): Verify that the alias set of
18226 a pointer's type tag is a superset of the alias set of the
18227 pointer's name tag.
18229 2005-01-17 James E Wilson <wilson@specifixinc.com>
18232 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
18233 comment to document why.
18235 2005-01-17 Richard Henderson <rth@redhat.com>
18237 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
18238 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
18239 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
18240 sse2_vmsminv2df3_finite): New.
18241 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
18242 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
18243 Force op1 into register.
18245 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
18247 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
18248 bubblestrap from always rebuilding build directory.
18250 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
18252 * config/s390/s390.md ("*clc"): Remove incorrect '='.
18253 ("*cmpmem_short"): Likewise.
18255 2005-01-17 Steven Bosscher <stevenb@suse.de>
18257 * basic-block.h: Document BB_* flags.
18258 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
18259 use an sbitmap instead.
18260 * sched-rgn.c (compute_trg_info): Likewise.
18262 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
18264 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
18265 redundant target_cpu_default and extra_parts lines. Use the default
18267 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
18268 (SUBTARGET_EXTRA_SPECS): Delete.
18269 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
18270 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
18271 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
18272 and "n32" for -mabi=n32.
18274 2005-01-17 Ian Lance Taylor <ian@airs.com>
18277 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
18278 fold constant variables into initial values.
18280 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18282 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
18284 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
18285 through the statements backward.
18287 2005-01-17 Ian Lance Taylor <ian@airs.com>
18289 PR middle-end/13127:
18290 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
18291 a variable set to the return value of the inlined function.
18293 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
18295 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
18296 when modes are tieable.
18298 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
18300 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
18301 of pthread_create to find out if threads are enabled.
18302 * gthr-posix95.h (__gthread_active_p): Likewise.
18304 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18306 * common.opt (-fnew-ra): Remove.
18308 * toplev.h (flag_new_regalloc): Remove.
18309 * Makefile.in (ra*.*): Don't mention.
18310 * passes.c (rest_of_handle_new_regalloc): Remove.
18311 (rest_of_handle_combine, rest_of_compilation): Always consider
18312 flag_new_regalloc as false.
18313 * doc/invoke.texi: Don't document -fnew-ra.
18315 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18317 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
18318 last parameter to reg_scan.
18319 * loop.c (loop_optimize): Likewise.
18320 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
18321 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
18322 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
18323 rest_of_handle_gcse, rest_of_handle_loop_optimize,
18324 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
18325 * regclass.c (reg_scan): Likewise, for the declaration.
18326 * rtl.h (reg_scan): Likewise, for the prototype.
18328 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18330 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
18331 mark_dfs_back_edges.
18333 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
18335 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
18336 (compute_avail): Uses don't go in tmp_gen.
18338 2005-01-16 Steven Bosscher <stevenb@suse.de>
18340 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
18341 loop to look for a free slot in a page entry.
18343 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18346 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
18347 * toplev.c (compile_file): Call process_pending_assemble_output_defs
18348 just before targetm.asm_out.file_end.
18349 * tree.h (process_pending_assemble_output_defs): Declare.
18350 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
18352 (assemble_alias): Defer generation of assembly code for defines when
18353 TARGET_DEFERRED_OUTPUT_DEFS is true.
18354 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18355 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18356 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
18358 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18361 * pa.c (pa_scalar_mode_supported_p): New function.
18362 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18363 * pa.h (MIN_UNITS_PER_WORD): Add comment.
18365 * pa-protos.h (prefetch_operand): Delete.
18366 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
18367 * pa.c (prefetch_operand): Delete.
18368 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
18369 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
18370 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
18371 and prefetch_nocc_operand.
18372 * pa.md (prefetch): Rework to avoid reload problems handling short
18373 displacements when a cache control completer needs to be provided.
18374 (prefetch_32, prefetch_64): Delete.
18375 (prefetch_cc, prefetch_nocc): New patterns.
18377 2005-01-15 David Edelsohn <edelsohn@gnu.org>
18379 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
18381 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18384 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
18385 exceeds maximum alignment for global common data.
18386 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
18387 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
18389 2004-01-15 Roger Sayle <roger@eyesopen.com>
18391 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
18393 2004-01-15 Roger Sayle <roger@eyesopen.com>
18395 * harg-reg-set.h (reg_class_names): Prototype global array.
18396 * regclass.c (reg_class_names): Declare here and initialize to
18398 (dump_regclass): Remove local declaration of reg_class_names.
18399 (regclass): Likewise.
18400 * cfg.c (dump_flow_info): Likewise.
18401 * ra-debug.c (reg_class_names): Likewise.
18402 * regrename.c (reg_class_names): Likewise.
18403 * reload.c (reg_class_names): Likewise.
18404 * reload1.c (spill_failure): Likewise.
18405 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
18407 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
18409 * config/s390/s390.md ("reload_outti"): Remove predicate for
18410 output operand. Abort if operand is not a MEM.
18411 ("reload_outdi", "reload_outdf"): Likewise.
18413 2005-01-15 Marc Espie <espie@openbsd.org>
18415 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
18416 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
18417 * config/openbsd.h: Fix C++ includes for native configurations.
18418 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
18419 Add trampoline support.
18420 * config/i386/openbsdelf.h: New.
18422 2005-01-15 Marc Espie <espie@openbsd.org>
18424 * collect2.c (main): Explicitly parse -dynamic-linker option.
18426 2005-01-15 Jakub Jelinek <jakub@redhat.com>
18428 PR tree-optimization/19060
18429 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18430 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
18431 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
18432 and handle extract_range_from_cond returning false.
18433 * fold-const.c (fold): Optimize comparisons with min/max even for
18434 width > HOST_BITS_PER_WIDE_INT.
18436 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
18438 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
18439 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
18440 Remove little endian multilib variants.
18441 Add mips32 multilib variant.
18443 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
18445 * explow.c (copy_all_reg, stabilize): Remove.
18446 * expr.h: Remove the corresponding prototypes.
18448 * rtlanal.c (regs_set_between_p): Remove.
18449 * rtl.h: Remove the corresponding prototype.
18451 2005-01-14 David Edelsohn <edelsohn@gnu.org>
18453 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
18454 to rs6000_nonimmediate_operand.
18455 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
18456 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
18457 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
18458 rs6000_nonimmediate_operand.
18459 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
18460 rs6000_nonimmediate_operand.
18462 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
18464 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
18466 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18468 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
18470 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
18471 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
18473 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
18474 (rs6k_nonimmediate_operand): New.
18475 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
18477 (legitimate_lo_sum_address_p): Same.
18478 (rs6000_legitimize_address): Same.
18479 (rs6000_legitimize_reload_address): Same.
18480 (rs6000_legitimate_address): Same.
18481 (spe_build_register_parallel): Pass DF and DC modes in a DI
18484 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
18485 to rs6k_nonimmediate_operand.
18487 * config/rs6000/spe.md ("*frob_df_di"): New.
18488 ("*frob_di_df"): New.
18489 ("*frob_di_df_2"): New.
18490 ("*mov_sidf_e500_subreg0"): New.
18491 ("*mov_sidf_e500_subreg4"): New.
18492 ("*movdf_e500_double"): Change predicate to
18493 rs6k_nonimmediate_operand.
18495 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18497 * postreload.c (move2add_note_store): Only call
18498 trunc_int_for_mode on scalar integers.
18500 2005-01-14 Steven Bosscher <stevenb@suse.de>
18502 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
18503 replace BB_VISITED uses.
18504 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
18505 (propagate_necessity): Check the bitmap instead of BB_VISITED.
18506 (tree_dce_done): Free visited_control_parents.
18507 (perform_tree_ssa_dce): Allocate and clear it.
18508 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
18509 (compute_antic): Iterate from here using a DFS. Use an sbitmap
18510 instead of BB_VISITED.
18512 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
18514 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
18515 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
18516 Remove unused prototypes.
18518 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18520 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
18521 64-bit register usage.
18522 (spe_func_has_64bit_regs_p): Add FIXME note.
18524 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18526 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
18527 flag_finite_math_only with flag_unsafe_math_optimizations.
18529 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
18531 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
18532 end-of-stack check.
18533 (__tpf_eh_return): Copy TPF private stack area from the module
18534 boundary stack frame. Add check for when module addresses are
18535 equal, but no stub address is found.
18537 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
18540 * arm.h (struct machine_function): Add call_via field.
18541 (thumb_call_via_label): Declare.
18542 * arm.c (thumb_call_via_label): New variable.
18543 (thumb_call_reg_needed): New variable.
18544 (arm_output_function_epilogue): For Thumb code, output any per-function
18545 call-indirect trampolines.
18546 (thumb_call_via_reg): New function.
18547 (arm_file_end): New function.
18548 (TARGET_ASM_FILE_END): Call arm_file_end.
18549 (aof_file_end): Likewise.
18550 * arm-protos.h (thumb_call_via_reg): Declare.
18551 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
18552 thumb_call_via_reg in normal case.
18554 2005-01-14 Jakub Jelinek <jakub@redhat.com>
18556 PR middle-end/19084
18557 PR rtl-optimization/19348
18558 * recog.c (peephole2_optimize): Do global life update if some peephole
18559 decides it doesn't need at least one of its inputs and that change
18560 influences liveness at the start of the basic block.
18562 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
18563 arguments instead of 1.
18565 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
18567 PR middle-end/18820
18568 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
18569 zero for nested functions needing a static chain or functions
18570 with a non-constant address.
18572 2005-01-13 Roger Sayle <roger@eyesopen.com>
18574 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
18575 (and (sign_extend X) C) into (zero_extend (and X C)).
18577 2005-01-13 David O'Brien <obrien@FreeBSD.org>
18579 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
18581 2005-01-13 Richard Henderson <rth@redhat.com>
18586 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
18587 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
18588 not just TARGET_SSE.
18589 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
18590 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
18591 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
18592 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
18593 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
18594 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
18595 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
18596 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
18597 (movdicc_c_rex64): Rename with '*'.
18598 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
18599 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
18600 (movsfcc_1_387): Rename from movsfcc_1.
18601 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
18602 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
18603 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
18604 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
18605 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
18606 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
18607 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
18608 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
18609 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
18610 sse_movdfcc_const0_4): Remove.
18611 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
18612 recognize min/max early. Update for changed sse cmove patterns.
18613 (ix86_split_sse_movcc): New.
18614 * config/i386/i386-protos.h: Update.
18616 2005-01-13 Steven Bosscher <stevenb@suse.de>
18618 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
18619 (fix_stmt_v_may_defs): Likewise.
18621 2005-01-13 Richard Henderson <rth@redhat.com>
18623 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
18624 for converting the mask.
18626 2005-01-13 David Edelsohn <edelsohn@gnu.org>
18628 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
18631 2005-01-13 Richard Henderson <rth@redhat.com>
18633 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
18634 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
18635 IX86_BUILTIN_MOVDQ2Q): Remove.
18636 (IX86_BUILTIN_VEC_EXT_V4SI): New.
18637 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
18638 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
18640 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
18641 (sse2_pextrw): Fix immediate constraint.
18642 (sse2_loadq, sse2_loadq_rex64): Remove.
18643 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
18644 Use __builtin_ia32_vec_ext_<size>.
18645 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
18647 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
18649 * function.c (assign_parm_setup_block): Look inside original
18650 entry_parm when inspecting PARALLEL.
18652 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18653 Joel Sherrill <joel@oarcorp.com>
18656 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
18657 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
18658 rtems_gxx_recursive_mutex_init.
18659 (__gthread_recursive_mutex_lock): New function.
18660 (__gthread_recursive_mutex_trylock): Likewise.
18661 (__gthread_recursive_mutex_unlock): Likewise.
18663 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18665 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
18667 2005-01-13 Jan Beulich <jbeulich@novell.com>
18669 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
18670 (ashrti3_internal): Indicate output is early clobber. Generate result
18671 into output rather than first input. Use move for low word of output
18672 if shift count is exactly 64.
18673 (lshrti3_internal): Likewise.
18675 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
18679 * reload1.c (delete_output_reload): Don't delete an output reload
18680 if the pseudo lives longer than a single basic block. Adjust and
18681 improve wording of comment.
18683 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
18686 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
18687 of TYPE_SIZE where we mean the number of bytes.
18689 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
18691 * function.c (assign_parm_setup_block): Relax condition on
18692 multi-register optimization.
18694 2005-01-12 Nick Clifton <nickc@redhat.com>
18696 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
18697 an "in_delay_slot" attribute of "no" to prevent them being used in
18698 delay slots. This is forbidden because they might generate
18701 2005-01-12 Alan Modra <amodra@bigpond.net.au>
18704 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
18705 with r->Y and Y->r.
18707 2005-01-12 Nick Clifton <nickc@redhat.com>
18709 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
18710 passed on to GAS) but do not define, as GAS no longer supports or
18711 needs the -m2000 option.
18713 2005-01-11 Roger Sayle <roger@eyesopen.com>
18715 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
18716 type as args of unprototyped builtins aren't automatically promoted.
18717 (fold_builtin_abs): Likewise.
18719 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18721 * Makefile.in: Set a `build-warn' variable.
18723 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18725 PR tree-optimization/17949
18726 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
18727 (find_interesting_uses_address): Use it.
18729 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
18731 * regrename.c (kill_value): Handle subreg's that won't simplify.
18733 2005-01-11 Richard Henderson <rth@redhat.com>
18736 * config/i386/i386.h (enum ix86_builtins): Move ...
18737 * config/i386/i386.c: ... here.
18738 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
18739 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
18740 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
18741 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
18742 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
18743 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
18744 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
18745 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
18746 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
18747 IX86_BUILTIN_LOADDDUP): Remove.
18748 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
18749 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
18750 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
18751 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
18752 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
18753 (ix86_init_builtins): Make static.
18754 (ix86_init_mmx_sse_builtins): Update for changed builtins.
18755 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
18756 if all the modes match. Otherwise, fake it.
18757 (get_element_number, ix86_expand_vec_init_builtin,
18758 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
18759 (ix86_expand_builtin): Make static. Update for changed builtins.
18760 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
18761 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
18762 (ix86_expand_vector_init_duplicate): New.
18763 (ix86_expand_vector_init_low_nonzero): New.
18764 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
18765 Split out from ix86_expand_vector_init; handle integer modes.
18766 (ix86_expand_vector_init): Use them.
18767 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
18768 * config/i386/i386-protos.h: Update.
18769 * config/i386/predicates.md (reg_or_0_operand): New.
18770 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
18771 (movv2sf_internal): Likewise. And a splitter to match them all.
18772 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
18773 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
18774 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
18775 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
18776 (mmx_pinsrw): Fix operand ordering.
18777 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
18778 rather than sse_loadss expander.
18779 (movv2df splitter): Similarly.
18780 (sse_loadss, sse_loadlss): Remove.
18781 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
18782 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
18783 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
18784 (sse3_movddup): Rename with '*'.
18785 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
18786 (sse2_loadsd): Remove.
18787 (vec_dupv2df_sse3): Rename from sse3_loadddup.
18788 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
18789 (sse2_pinsrw): Fix argument ordering.
18790 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
18791 (sse2_stored): Remove 'r' destination.
18792 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
18793 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
18794 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
18795 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
18796 vec_extractv16qi, vec_initv16qi): New.
18798 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
18799 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
18800 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
18802 (_mm_load_pd, _mm_store_pd): Use plain dereference.
18803 (_mm_load_si128, _mm_store_si128): Likewise.
18804 (_mm_load1_pd): Use _mm_set1_pd.
18805 (_mm_load_sd): Use _mm_set_sd.
18806 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
18807 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
18808 (_mm_set_epi64): Use _mm_set_epi64x.
18809 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
18810 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
18811 _mm_setr_epi8): Use _mm_set_foo form.
18812 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
18813 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
18814 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
18815 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
18816 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
18817 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
18818 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
18819 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
18820 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
18821 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
18822 (_mm_movedup_pd): Use _mm_shuffle_pd.
18823 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
18824 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
18825 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
18826 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
18827 Use _mm_setzero_ps.
18828 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
18829 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
18830 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
18831 (_mm_store_ps): Use raw dereference.
18832 (_mm_store1_ps): Use _mm_storeu_ps.
18833 (_mm_storer_ps): Use _mm_store_ps.
18834 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
18835 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
18837 2005-01-11 Stan Shebs <shebs@apple.com>
18839 * config/rs6000/rs6000.c (machopic_output_stub): Issue
18840 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
18842 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
18845 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
18846 Skip all DECLs except for FIELD_DECLs.
18848 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18850 * config/s390/s390.c (override_options): Return error if
18851 -mbackchain, -mpacked-stack and -mhard-float are used together.
18852 (s390_va_start): Remove the backchain && packed-stack special case.
18853 (s390_gimplify_va_arg): Likewise.
18854 * doc/invoke.texi: Remove the ABI incompatibility note.
18856 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18858 * config/s390/s390.c (struct s390_frame_layout): Remove
18860 (s390_frame_info, s390_emit_prologue): Replace occurrences of
18861 save_backchain_p with TARGET_BACKCHAIN.
18863 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18866 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
18867 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
18868 * function.c (locate_and_pad_parm): Set new field.
18869 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
18870 Tweak where_pad test to include "none". Always set mem align for
18872 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
18873 not sufficient for type.
18874 (assign_parm_setup_block): If stack_parm is zero on entry, always
18875 make a new stack local. Block move old stack parm if necessary
18876 to new aligned stack local.
18877 (assign_parm_setup_stack): Use a block move to handle
18878 potentially misaligned entry_parm.
18879 (assign_parms_unsplit_complex): Specify required alignment when
18880 creating stack local.
18881 * calls.c (compute_argument_addresses): Override alignment of stack
18882 arg calculated from its type with the alignment given by
18883 FUNCTION_ARG_BOUNDARY.
18884 (store_one_arg): Likewise.
18886 2005-01-11 Jan Beulich <jbeulich@novell.com>
18888 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
18889 Change respective itanium_class attribute to ialu.
18890 (shladdp4_internal): New.
18891 * config/ia64/predicates.md (shladd_log2_operand): New.
18893 2005-01-11 Richard Henderson <rth@redhat.com>
18895 * expr.c (store_constructor): Use rtvec_alloc instead of
18896 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
18898 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
18900 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
18902 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18904 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
18905 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
18906 (TARGET_RWRELOC): Define.
18907 (ia64_rwreloc_section_type_flags): Delete.
18908 (ia64_section_type_flags): New function.
18909 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
18910 (TARGET_RWRELOC): Define.
18912 2005-01-10 David Mosberger <davidm@hpl.hp.com>
18915 * config/ia64/ia64.c (process_set): For alloc insn, only call
18916 process_epilogue is !frame_pointer_needed.
18918 2005-01-10 Roger Sayle <roger@eyesopen.com>
18921 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
18922 unary operator and can't be treated as a binary/comparison operator.
18924 2005-01-10 Richard Henderson <rth@redhat.com>
18926 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
18927 (ix86_return_in_memory): Likewise.
18928 (function_arg_advance): Likewise. Mirror structure in function_arg
18929 for choosing register to advance.
18931 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
18933 * tree-vectorizer.c, tree.def: Fix comment typos.
18935 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
18937 * config/s390/s390.c (struct processor_costs): 4 new fields:
18938 ddbr, ddr, debr, der.
18939 (s390_rtx_costs): More precise handling of divide instructions.
18941 2005-01-10 David Edelsohn <edelsohn@gnu.org>
18943 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
18945 2005-01-10 Jan Beulich <jbeulich@novell.com>
18947 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
18948 names resulting from -ffunction-sections/-fdata-sections and linkonce
18950 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
18951 based on the section name. Rearrange the section name comparison logic
18952 slightly so that each section name is compared against at most once.
18954 2005-01-10 Ben Elliston <bje@au.ibm.com>
18956 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
18957 targets for which -fPIC reduces limitations on the GOT size.
18959 2005-01-09 Falk Hueffner <falk@debian.org>
18961 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
18964 2005-01-09 David Edelsohn <edelsohn@gnu.org>
18967 * collect2.c (main): Set aixrtl_flag for -brtl option.
18968 (resolve_lib_name): Search for .so file extension before .a
18969 if aixrtl_flag set.
18971 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
18973 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
18974 (vect_analyze_data_refs_alignment): Add dump prints.
18976 2005-01-09 Ira Rosen <irar@il.ibm.com>
18978 * tree-vectorizer.c (vect_analyze_offset_expr): Use
18979 expr_invariant_in_loop_p.
18980 Initialize outputs first thing in the function.
18981 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
18982 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
18983 (vect_analyze_pointer_ref_access): Check that the initial condition of
18984 the access function is loop invariant.
18986 2005-01-09 Richard Henderson <rth@redhat.com>
18988 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
18989 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
18990 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
18991 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
18992 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
18993 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
18994 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
18995 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
18996 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
18997 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
18998 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
18999 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19000 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19001 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19002 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19003 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19004 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19005 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19006 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19007 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19008 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19009 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19010 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19012 (mmx_clrdi, pavgusb): Remove.
19013 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19014 with leading sse_ prefix.
19015 * config/i386/sse.md: Receive them.
19016 * config/i386/mmx.md: New file.
19017 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19018 (subrv2sf3): Turn into expander for normal subtraction.
19019 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19020 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19021 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19022 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19023 commutative; use ix86_binary_operator_ok.
19024 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19025 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19026 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19027 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19028 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19029 Macroize from existing patterns; use ix86_binary_operator_ok.
19030 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19031 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19032 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19033 with vec_select+vec_concat.
19034 (mmx_pshufw, mmx_pshufw_1): Likewise.
19035 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19036 (mmx_uavgv4hi3): Model correctly.
19037 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19038 _mm_xor_si64): Remove casts.
19040 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19042 PR tree-optimization/19224
19043 * tree-scalar-evolution.c (get_instantiated_value,
19044 set_instantiated_value): New functions.
19045 (instantiate_parameters_1): Cache the results.
19046 (instantiate_parameters, resolve_mixers): Initialize and free
19049 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19051 * config/i386/i386.md (addhi_4): Correct reference in comment.
19054 2005-01-08 Richard Henderson <rth@redhat.com>
19056 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19057 (_mm_cvtsi128_si64x): Likewise.
19058 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19059 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19060 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19061 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19062 * config/i386/i386-protos.h: Update.
19063 * config/i386/i386.c (print_operand): Add 'H'.
19064 (ix86_fixup_binary_operands): Split out from ...
19065 (ix86_expand_binary_operator): ... here.
19066 (ix86_fixup_binary_operands_no_copy): New.
19067 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19068 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19069 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19070 (safe_vector_operand): Use CONST0_RTX.
19071 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19072 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19073 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19074 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19076 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19077 (IX86_BUILTIN_CMPNGESS): New.
19078 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19079 (attr type): Add sselog1.
19080 (attr unit, attr memory): Handle it.
19081 (movti, movti_internal, movti_rex64): Move near other integer moves.
19082 (movtf, movtf_internal): Move near other fp moves.
19083 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19084 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19085 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19086 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19087 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19088 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19089 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19090 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19091 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19092 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19093 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19094 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19095 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19096 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19097 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19098 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19099 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19100 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19101 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19102 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19103 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19104 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19105 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19106 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19107 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19108 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19109 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19110 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19111 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19112 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19113 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19114 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19115 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
19116 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
19117 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
19118 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
19119 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
19120 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
19121 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
19122 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
19123 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
19124 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
19125 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
19126 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
19128 (SSEPUSH, push<SSEPUSH>): Remove.
19129 (MMXPUSH, push<MMXPUSH>): Remove.
19130 (sse_movaps, sse_movaps_1, sse_movups): Remove.
19131 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
19132 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
19133 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
19134 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
19135 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
19136 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
19137 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
19138 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
19139 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
19140 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
19141 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
19142 (ppro_sse_log_V4SF): Handle sselog1.
19143 * config/i386/predicates.md (const_0_to_1_operand): New.
19144 (const_0_to_255_mul_8_operand): New.
19145 (const_1_to_31_operand): Rename from const_int_1_31_operand.
19146 (const_2_to_3_operand, const_4_to_7_operand): New.
19147 * config/i386/sse.md: New file.
19148 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
19149 (sse_movups): Rename from sse_movups_1.
19150 (sse_loadlss): Rename from sse_loadss_1.
19151 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
19153 (negv4sf2): Use ix86_expand_fp_absneg_operator.
19154 (absv4sf2, negv2df, absv2df): New.
19155 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
19156 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
19157 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
19158 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
19159 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
19160 (sse3_addsubv4sf3): Model correctly.
19161 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
19162 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
19163 (sse_movhlps): Model with vec_select+vec_concat.
19164 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
19165 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
19166 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
19167 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
19168 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
19169 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
19170 sse2_pshufhw_1): Likewise.
19171 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
19172 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
19173 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
19174 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
19175 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
19176 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
19177 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
19178 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
19179 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
19180 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
19181 sminv8hi3): Mark commutative
19182 operands. Use ix86_binary_operator_ok.
19183 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
19184 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
19185 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
19186 sse2_punpcklqdq): Allow operand2 in memory.
19187 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
19188 sse2_movsd): Add memory alternatives.
19189 (sse_storelps): Turn expander into an insn; split after reload.
19190 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
19191 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
19193 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
19195 * configure.ac (DWARF-2 debug_line): Use objdump.
19196 * configure: Regenerate.
19198 2005-01-08 Jeff Law <law@redhat.com>
19199 Diego Novillo <dnovillo@redhat.com>
19201 PR tree-optimization/18241
19202 * tree-nrv.c (tree_nrv): Ignore volatile return values.
19203 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
19204 statements with volatile operands.
19205 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
19206 operands after marking a statement with has_volatile_ops.
19208 2005-01-08 Roger Sayle <roger@eyesopen.com>
19210 * tree.c (int_fits_type_p): Always honor integer constant
19211 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
19213 2005-01-08 Roger Sayle <roger@eyesopen.com>
19215 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
19216 the latent bug in rtl_delete_block has been resolved.
19218 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19220 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
19221 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
19223 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19225 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
19226 library as @multilib_dir@/$(SHLIB_SONAME).
19228 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19230 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
19231 * configure: Regenerate.
19233 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19235 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
19238 2005-01-07 David Edelsohn <edelsohn@gnu.org>
19241 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
19242 Convert non-word aligned offset address using ld/std into
19245 2005-01-07 Richard Henderson <rth@redhat.com>
19247 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
19249 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
19251 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
19253 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19255 PR tree-optimization/19283
19256 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
19257 is not shorter than the original type.
19259 PR rtl-optimization/19012
19260 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
19262 PR rtl-optimization/18861
19263 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
19264 (FULL_STATE): Define.
19265 (mark_tablejump_edge): New function.
19266 (purge_dead_tablejump_edges): New function.
19267 (find_bb_boundaries): Use it.
19269 PR tree-optimization/18828
19270 * builtins.c (expand_builtin_next_arg): Remove argument and all
19271 the argument checking.
19272 (expand_builtin): Adjust caller.
19273 (expand_builtin_va_start): Likewise. Remove error for too many
19275 (fold_builtin_next_arg): Issue error for too many arguments.
19276 After checking arguments, replace them with magic arguments that
19277 prevent further checking of the args.
19279 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19281 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
19283 2005-01-06 Roger Sayle <roger@eyesopen.com>
19286 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
19287 and %{.S:...} (and their negative variants) to test whether the
19288 input file is assembler or pre-processed-assembler independent of
19289 the actual filename extension.
19291 2005-01-06 Roger Sayle <roger@eyesopen.com>
19293 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
19294 of sign or zero extended values.
19296 2005-01-06 Geoffrey Keating <geoffk@apple.com>
19298 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
19299 for IBM long double format correctly.
19301 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
19303 Fix PR tree-optimization/18792
19305 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
19306 to first_loop_depth, and use loop depth instead of loop number.
19307 (build_classic_dir_vector): Ditto.
19308 (compute_data_dependences_for_loop): Use depth, not loop number.
19309 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
19310 number. Pass in loops, instead of loop numbers.
19311 (gather_interchange_stats): Ditto.
19312 (linear_transform_loops): Ditto.
19314 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
19317 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
19318 biv_fits_mode_p, extension_within_bounds_p): New functions.
19319 (check_ext_dependent_givs): Use them.
19321 2005-01-06 Roger Sayle <roger@eyesopen.com>
19323 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
19324 more than one barrier, in which case we should delete them all.
19326 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
19328 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
19330 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
19332 Fix PR middle-end/19286
19334 * dwarf2out.c (gen_subprogram_die): If we've already tried to
19335 output this subprogram, simply ignore this attempt to do it again.
19336 (add_abstract_origin_attribute): Don't abort trying to add the abstract
19337 origin attribute if it's not possible.
19338 (gen_block_die): Don't ignore subblocks of "unused" blocks.
19339 (decls_for_scope): Ditto.
19340 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
19341 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
19343 2005-01-05 Richard Henderson <rth@redhat.com>
19346 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
19347 (bdesc_2arg): Use it.
19348 (ix86_expand_binop_builtin): Force operands into registers
19350 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
19351 ix86_expand_sse_compare, ix86_expand_sse_comi,
19352 ix86_expand_builtin): Likewise.
19354 2005-01-05 Richard Henderson <rth@redhat.com>
19356 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
19358 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
19359 (mulv4hi3): Set itanium_class mmmul.
19360 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
19361 (fpack): Rename from fpack_sfsf.
19363 2005-01-05 Richard Henderson <rth@redhat.com>
19366 * reload1.c (do_input_reload): Restrict the optimization deleteing
19367 a previous output reload to RELOAD_FOR_INPUT.
19369 2005-01-05 Steven Bosscher <stevenb@suse.de>
19371 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
19372 comment that we fall through after case.
19373 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
19374 (distribute_links): Likewise.
19375 * cse.c (cse_insn): Likewise.
19376 * cselib.c (cselib_invalidate_mem): Likewise.
19377 * df.c: Update comments at the top of the file.
19378 (read_modify_subreg_p): Update comments here too.
19379 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
19380 * flow.c (mark_set_1): Likewise.
19381 (mark_used_regs): Likewise.
19382 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19383 (canon_list_insert): Likewise.
19384 (mark_set): Likewise.
19385 (try_replace_reg): Likewise.
19386 (store_killed_in_insn): Likewise.
19387 * loop.c (count_one_set): Likewise.
19388 (basic_induction_var): Likewise.
19389 * postreload-gcse.c (find_mem_conflicts): Likewise.
19390 * postreload.c (reload_combine_note_store): Likewise.
19391 (move2add_note_store): Likewise.
19392 * reload.c (find_equiv_reg): Likewise.
19393 (mark_referenced_resources): Likewise.
19394 * rtlanal.c (set_noop_p): Likewise.
19395 (note_stores): Likewise.
19396 (note_uses): Likewise.
19397 * sched-deps.c (sched_analyze_1): Likewise.
19398 * sched-rgn.c (check_live_1): Likewise.
19399 (update_live_1): Likewise.
19400 * config/i860/i860.c: Likewise.
19402 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
19404 (ZERO_EXTRACT): Mention that this one can be an lvalue.
19406 * doc/rtl.texi: Update documentation for bit-fields and SET.
19408 2005-01-05 Roger Sayle <roger@eyesopen.com>
19410 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
19412 2005-01-05 Jan Hubicka <jh@suse.cz>
19413 Richard Henderson <rth@redhat.com>
19416 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
19419 2005-01-05 Richard Henderson <rth@redhat.com>
19422 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
19423 (sse_shufps): Change operand 3 to const_int_operand.
19424 (sse2_storelps): Fix typo in template.
19425 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
19426 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
19427 (ix86_expand_builtin): Likewise.
19429 2005-01-05 Julian Brown <julian@codesourcery.com>
19431 * config/arm/arm.c (arm_return_in_memory): Treat complex types
19432 as aggregates for AAPCS ABIs.
19434 2005-01-05 Stan Shebs <shebs@apple.com>
19436 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
19437 Mach-O getters if ppc64.
19438 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
19440 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19441 signed four-byte field for global code case.
19442 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
19444 2005-01-05 Roger Sayle <roger@eyesopen.com>
19446 PR middle-end/19100
19447 * c-common.c: Include real.h.
19448 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
19449 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
19450 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
19451 * Makefile.in (c-common.o): Update dependencies.
19453 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19455 * c-parse.in (asm_string): Add trailing semicolon.
19457 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19459 * c-parse.in (asm_string): New. Don't allow wide strings in
19461 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
19462 asm_string instead of STRING.
19464 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19466 * c-typeck.c (constructor_no_implicit): Remove.
19467 (set_designator, process_init_element): Don't check
19468 constructor_no_implicit.
19470 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
19471 Kaz Kojima <kkojima@gcc.gnu.org>
19474 * lcm.c (create_pre_exit): New.
19475 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
19476 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
19478 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19480 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
19481 -msoft-float in target_float_switch.
19482 * arm.c (arm_override_options): Fix processing of target_float_switch.
19484 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19486 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
19489 2004-01-05 Uros Bizjak <uros@kss-loka.si>
19491 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
19492 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
19494 2005-01-04 Roger Sayle <roger@eyesopen.com>
19496 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
19497 if deleting the then-block allows the test-block to fallthru to the
19500 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
19503 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
19504 after the full declaration if the are in two different TUs.
19506 2005-01-04 Richard Henderson <rth@redhat.com>
19509 * tree-sra.c (generate_one_element_init): Just
19510 call gimplify_and_add.
19511 (generate_element_init): Record the
19512 new referenced variables and mark them for renaming
19513 and split out to ...
19514 (generate_element_init_1): This.
19515 (scalarize_init): Don't call push_gimplify_context/
19516 pop_gimplify_context.
19518 2005-01-04 Geoffrey Keating <geoffk@apple.com>
19520 * toplev.c (get_src_pwd): Handle failure of getpwd().
19522 2005-01-04 Roger Sayle <roger@eyesopen.com>
19524 * fold-const.c (fold_single_bit_test): Delete unreachable handling
19526 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
19527 all the cases handled by it are inverted by invert_truthvalue.
19529 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
19531 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
19532 (save_register_windowsi): Likewise.
19534 2005-01-04 Richard Henderson <rth@redhat.com>
19536 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
19538 2005-01-04 Uros Bizjak <uros@kss-loka.si>
19540 PR middle-end/17767
19541 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
19542 any simplifications of vector mode comparison operators.
19543 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
19545 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
19546 Devang Patel <dpatel@apple.com>
19548 PR tree-optimization/18308
19549 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
19550 the operands before creating a new expression.
19551 * dojump.c (do_jump): Make drop_through_label available
19552 for all cases. Add expansion of COND_EXPR.
19554 2005-01-04 Ira Rosen <irar@il.ibm.com>
19556 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
19557 INTEGER_CST instead of TREE_CONSTANT.
19558 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
19559 instead of TREE_CONSTANT.
19560 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
19561 instead of TREE_CONSTANT.
19563 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
19565 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
19567 2005-01-04 Uros Bizjak <uros@kss-loka.si>
19570 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
19571 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
19573 2005-01-03 Richard Henderson <rth@redhat.com>
19575 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
19576 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
19577 fold_convert_const_real_from_real): Split out from ...
19578 (fold_convert_const): ... here.
19580 2005-01-03 Richard Henderson <rth@redhat.com>
19583 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
19584 (mov<MMXMODEI>_internal): Likewise.
19585 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
19586 Add V2SF case; use it for SSE1; don't use TI.
19587 (movdf_integer): Likewise.
19588 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
19590 2005-01-03 Ira Rosen <irar@il.ibm.com>
19592 * tree-vectorizer.c (vect_strip_conversions): New function.
19593 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
19594 check for binary class.
19596 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
19600 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
19602 * gimple-low.c (mark_blocks_with_used_vars): New function.
19603 (mark_blocks_with_used_subblocks): Ditto.
19604 (mark_used_blocks): Ditto.
19605 (pass_mark_used_blocks): New pass.
19606 * tree-inline.c: Include debug.h.
19607 (expand_call_inline): Call outlining_inline_function here.
19608 * tree-optimize.c (init_tree_optimization_passes): Add
19609 pass_mark_used_blocks.
19610 * tree-pass.h (pass_mark_used_blocks): New.
19611 * Makefile.in (tree-inline.o): Add debug.h dependency.
19613 2005-01-03 Geoffrey Keating <geoffk@apple.com>
19615 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
19616 VAR_DECLs to have weak_import attribute.
19618 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
19621 2004-01-03 Steven Bosscher <stevenb@suse.de>
19623 * passes.c (rest_of_compilation): Don't run regmove if only
19624 flag_expensive_optimizations, require flag_regmove instead.
19626 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19628 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
19630 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
19631 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19632 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
19633 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19635 2005-01-03 Richard Henderson <rth@redhat.com>
19637 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
19638 (ia64_const_ok_for_letter_p): New.
19639 (ia64_const_double_ok_for_letter_p): New.
19640 (ia64_extra_constraint): New.
19641 (ia64_expand_vecint_compare): New.
19642 (ia64_expand_vcondu_v2si): New.
19643 (ia64_expand_vecint_cmov): New.
19644 (ia64_expand_vecint_minmax): New.
19645 (ia64_print_operand): Add 'v'.
19646 (ia64_preferred_reload_class): New.
19647 (ia64_vector_mode_supported_p): New.
19648 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
19649 (PREFERRED_RELOAD_CLASS): Move to function.
19650 (CONST_OK_FOR_LETTER_P): Move to function.
19651 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
19652 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
19653 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
19654 (EXTRA_CONSTRAINT): Move to function.
19655 * config/ia64/ia64.md: Include vect.md.
19656 (itanium_class): Add mmalua.
19658 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
19660 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
19661 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
19663 (const_int_2bit_operand): New.
19664 (fr_reg_or_0_operand): New.
19665 * config/ia64/ia64-modes.def: Add vector modes.
19666 * config/ia64/ia64-protos.h: Update.
19667 * config/ia64/vect.md: New file.
19669 2005-01-03 Richard Henderson <rth@redhat.com>
19671 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
19673 2005-01-03 Uros Bizjak <uros@kss-loka.si>
19676 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
19678 (log1pdf2): Change mode of operands[0,1] to DFmode.
19680 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19682 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
19683 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
19684 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
19685 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
19686 SPARC_RELAXED_ORDERING.
19688 2005-01-03 Richard Henderson <rth@redhat.com>
19689 Uros Bizjak <uros@kss-loka.si>
19692 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
19693 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
19694 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
19696 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
19697 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
19698 const_pow2_1_to_128_operand): New predicates.
19700 2005-01-02 Greg McGary <greg@mcgary.org>
19702 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
19704 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
19705 object. [ptr_type]: Remove unused variable.
19706 Remember nearest addressable array-element or record-component
19707 when checking bitfield components. Tolerate empty BIND_EXPR.
19709 2005-01-01 Richard Henderson <rth@redhat.com>
19711 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
19712 that don't narrow the value. Fail for other conversions.
19714 2005-01-01 Richard Henderson <rth@redhat.com>
19717 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
19718 * c-lang.c (finish_file): Don't do it here.
19719 * objc/objc-act.c (objc_finish_file): Likewise.
19721 * cgraph.c (decl_assembler_name_equal): New.
19722 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
19723 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
19724 * cgraph.h (struct cgraph_varpool_node): Add next.
19725 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
19726 * varasm.c (assemble_alias): Mark the target as needed.
19728 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
19730 PR middle-end/19221
19731 * function.c (get_arg_pointer_save_area): Use entry_of_function
19732 instead of get_insns.
19734 2005-01-01 Roger Sayle <roger@eyesopen.com>
19735 Andrew Pinski <pinskia@physics.uc.edu>
19736 James E. Wilson <wilson@specifixinc.com>
19738 PR rtl-optimization/12092
19739 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
19742 2005-01-01 Roger Sayle <roger@eyesopen.com>
19743 Olivier Hainque <hainque@act-europe.fr>
19745 * tree.c (int_fits_type_p): A narrower type always fits in a
19746 wider one, except for negative values into unsigned types.
19748 2005-01-01 Roger Sayle <roger@eyesopen.com>
19750 * tree.c (int_fits_type_p): Compare the result of force_fit_type
19751 with the original constant rather than require TREE_OVERFLOW.
19753 2005-01-01 Steven Bosscher <stevenb@suse.de>
19755 PR middle-end/17544
19756 * c-decl.c (finish_function): If compiling C99, annotate the
19757 compiler generated return with the current file name and line 0.
19758 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
19759 the source line is greater than 0.
19760 (remove_bb): Likewise.