1 2005-06-04 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
5 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
7 * function.c (prologue, epilogue, sibcall_epilogue): Change
8 their types to VEC(int,heap)*.
9 (free_after_compilation): Free the three vectors above.
10 (init_function_for_compilation, record_insns, contains,
11 prologue_epilogue_contains, sibcall_epilogue_contains,
12 reposition_prologue_and_epilogue_notes): Use VEC instead of
13 VARRAY. (init_function_once): Remove.
14 * function.h: Remove the prototype for init_function_once.
15 * toplev.c (backend_init): Don't call init_function_once.
17 2005-06-04 Jan Hubicka <jh@suse.cz>
19 * predict.c (tree_predict_edge): Do not predict entry edge and
20 single succestor edge.
22 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
25 * c-typeck.c (push_init_level): Don't pop levels without braces if
28 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
30 * tree-data-ref.c (compute_self_dependence): New function.
31 (compute_all_dependences): Use it.
33 2005-06-03 Geoffrey Keating <geoffk@apple.com>
35 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
36 (c_parser_expr_list): Don't use chainon().
38 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
39 when -isysroot passed.
41 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
44 * c-decl.c (start_function): Restore label_context_stack_se and
45 label_context_stack_vm if returning with an error.
47 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
49 * configure.ac: Check declaration for asprintf, needed by
51 * configure: Regenerate.
52 * config.in: Likewise.
54 2005-06-03 Diego Novillo <dnovillo@redhat.com>
56 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
58 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
59 range to varying in cast expressions that change
62 2005-06-03 Eric Christopher <echristo@redhat.com>
64 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
67 2005-06-03 Jan Hubicka <jh@suse.cz>
69 * basic-block.h (remove_predictions_associated_with_edge): Declare.
70 * cfg.c (remove_edge): Use it.
71 * predict.c (remove_predictions_associated_with_edge): New function.
73 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
75 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
76 Clear call_realy_used_regs[r2] when ABI_AIX.
78 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
81 * fold-const.c (fold_binary): Fix type mismatches in folding
84 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
86 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
89 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
91 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
93 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
95 * reload1.c (reload): Revert my previous patch.
97 2005-06-03 Nick Clifton <nickc@redhat.com>
99 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
102 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
104 PR tree-optimization/21849
105 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
107 2005-06-02 Richard Henderson <rth@redhat.com>
109 * Makefile.in (tree-vect-generic.o): New.
110 (OBJS-common, GTFILES, s-gtype): Add it.
111 * tree-complex.c (build_replicated_const, vector_inner_type,
112 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
113 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
114 do_negate, expand_vector_piecewise, expand_vector_parallel,
115 expand_vector_addition, expand_vector_operation,
116 type_for_widest_vector_mode, expand_vector_operations_1,
117 gate_expand_vector_operations, expand_vector_operations,
118 pass_lower_vector_ssa): Move to tree-vect-generic.c.
119 (tree_lower_complex): Rename from tree_lower_operations.
120 (pass_lower_complex): Rename from pass_pre_expand.
121 * tree-vect-generic.c: New file.
122 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
123 (pass_lower_vector): New.
124 * tree-optimize.c (init_tree_optimization_passes): Update to match.
126 2005-06-02 Richard Henderson <rth@redhat.com>
128 * modulo-sched.c (doloop_register_get): Protect against
129 doloop_end not defined.
131 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
133 * config/sh/sh.c (general_movsrc_operand,
134 general_movdst_operand, arith_reg_operand, arith_reg_dest,
135 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
136 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
137 xor_operand, cmp_operand, logical_operand, and_operand,
138 fpscr_operand, fpul_operand, symbol_ref_operand,
139 commutative_float_operator, noncommutative_float_operator,
140 unary_float_operator, binary_float_operator,
141 binary_logical_operator, equality_comparison_operator,
142 greater_comparison_operator, less_comparison_operator,
143 shift_operator, logical_operator, target_reg_operand,
144 target_operand, mextr_bit_offset, extend_reg_operand,
145 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
146 general_extend_operand, ua_address_operand,
147 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
148 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
149 shift_count_reg_operand, shift_count_operand,
150 unaligned_load_operand): Move to ...
151 * config/sh/predicates.md: ... here.
152 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
155 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
157 * tree.c (build_common_builtin_nodes): Fix the return type on
160 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
162 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
163 (find_interesting_uses_address): Use build_fold_addr_expr instead.
164 (strip_offset_1): Likewise.
165 (tree_to_aff_combination): Likewise.
167 2005-06-02 DJ Delorie <dj@redhat.com>
169 * convert.c (convert_to_pointer): Avoid recursion if no conversion
172 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
174 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
175 binary operations with the correct types.
176 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
179 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
181 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
182 config/rs6000/rs6000.md: Fix comment typos. Follow splling
184 * doc/install.texi: Fix a typo.
186 2005-06-02 Jan Hubicka <jh@suse.cz>
188 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
189 inline functions are not local.
191 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
193 * gimplify.c (gimplify_ctx): Change the type of case_labels to
195 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
198 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
200 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
203 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
205 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
207 (s390_dump_pool): Likewise.
208 (s390_mainpool_start, s390_mainpool_finish): Likewise.
209 (s390_chunkify_start): Likewise.
210 (s390_dump_execute): Remove.
211 (s390_reorg): Handle out-of-pool execute templates.
213 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
215 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
218 2005-06-02 Jan Hubicka <jh@suse.cz>
220 * cgraph.c (cgraph_node): Maintain master clones.
221 (cgraph_remove_node): Likewise.
222 (availability_names): New static variable.
223 (dump_cgraph_node): Dump availability.
224 (dump_cgraph_varpool_node): Likewise.
225 (cgraph_is_master_clone, cgraph_master_clone,
226 cgraph_function_body_availability,
227 cgraph_variable_initializer_availability): New functions.
228 * cgraph.h (availability): New enum.
229 (struct cgraph_node): Add master_clone.
230 (cgraph_is_master_clone, cgraph_master_clone,
231 cgraph_function_body_availability,
232 cgraph_variable_initializer_availability): Declare.
233 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
234 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
235 * ipa-inline.c (cgraph_decide_inlining): Do not call
236 cgraph_remove_unreachable_nodes.
238 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
241 2005-06-02 Diego Novillo <dnovillo@redhat.com>
244 * tree-vrp.c (nonnull_arg_p): New.
245 (get_value_range): Call it.
247 2005-06-02 Eric Christopher <echristo@redhat.com>
249 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
251 (mips_rtx_cost_data): New datatype.
252 (MEMORY_MOVE_COST): Use data from structure.
253 (BRANCH_COST): Ditto.
254 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
255 * config/mips/mips.md (cpu): Rework for processor_type changes.
256 * config/mips/mips.c (mips_cost): New variable.
257 (DEFAULT_COSTS): Define.
258 (mips_rtx_cost_data): New.
259 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
260 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
261 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
262 (override_options): Set cost data.
263 (mips_register_move_cost): Formatting changes.
264 (bdesc_arrays): Use PROCESSOR_MAX.
265 (mips_init_builtins): Ditto.
267 2005-06-02 Diego Novillo <dnovillo@redhat.com>
270 * doc/invoke.texi: Document -ftree-vrp.
272 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
274 PR tree-optimization/21734
275 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
276 phi_result when current_def is not available.
277 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
280 2005-06-02 David Edelsohn <edelsohn@gnu.org>
282 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
283 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
285 2005-06-02 Diego Novillo <dnovillo@redhat.com>
287 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
289 2005-06-02 Jan Hubicka <jh@suse.cz>
291 * cgraph.c (dump_cgraph_node): Print new flags.
292 (dump_cgraph_varpool_node): Likewise.
293 (decide_variable_is_needed): Initialize externally_visible flag.
294 * cgraph.h (cgraph_local_info): Add externally_visible flag.
295 (cgraph_varpool_node): Likewise.
296 (cgraph_function_flags_ready): Declare.
297 * cgraph.c (cgraph_mark_local_functions): Rename to ...
298 (cgraph_function_and_variable_visibility) ... this one; handle
299 externally_visible flags.
300 (decide_is_function_needed): Set externally_visible flag.
301 (cgraph_finalize_function): Deal properly with early cleanups.
302 (cgraph_optimize): Update call of
303 cgraph_function_and_variable_visibility.
305 2005-06-02 Steven Bosscher <stevenb@suse.de>
306 Mostafa Hagog <mustafa@il.ibm.com>
308 * cfgloop.h (doloop_condition_get): Make external.
309 * loop-doloop.c (doloop_condition_get): Generalize to make it
310 usable in modulo-sched.c.
311 * modulo-sched.c (doloop_register_get): Use
312 doloop_condition_get instead of duplicating it.
314 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
316 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
317 the correct set of init_insns that need deletion.
318 * local-alloc.c (update_equiv_regs): When substituting sole definition
319 into sole use of a reg, delete it from liveness information.
321 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
323 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
325 2005-06-01 Diego Novillo <dnovillo@redhat.com>
327 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
328 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
329 * fold-const.c (invert_tree_comparison): Make extern.
330 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
331 (struct value_range_def): Limewise.
332 (get_value_range): Remove.
333 (dump_value_range): Remove.
334 (dump_all_value_ranges): Remove.
335 (debug_all_value_ranges): Remove.
336 (vrp_evaluate_conditional): Declare.
337 * tree-ssa-propagate.c (struct prop_stats_d): Add field
339 (substitute_and_fold): Add argument use_ranges_p.
341 If use_ranges_p is true, call fold_predicate_in to fold
342 predicates using range information.
344 Change debugging output to only show statements that have been
346 (replace_phi_args_in): Move debugging output code from
348 (fold_predicate_in): New local function.
349 * tree-ssa-propagate.h (enum value_range_type): Move from
351 (struct value_range_d): Likewise.
353 (value_range_t): Rename from value_range.
354 * tree-vrp.c (found_in_subgraph): Rename from found.
355 (get_opposite_operand): Remove.
356 (struct assert_locus_d): Declare.
357 (assert_locus_t): Declare.
358 (need_assert_for): Declare.
359 (asserts_for): Declare.
360 (blocks_visited): Declare.
362 (set_value_range): Add argument 'equiv'.
363 Don't drop to VARYING ranges that cover all values in the
365 Make deep copy of equivalence set 'equiv'.
366 (copy_value_range): New local function.
367 (set_value_range_to_undefined): New local function.
368 (compare_values): Return -2 if either value has overflowed.
369 (range_includes_zero_p): New local function.
370 (extract_range_from_assert): Flip the predicate code if the
371 name being asserted is on the RHS of the predicate.
372 Avoid creating unnecessary symbolic ranges if the comparison
373 includes another name with a known numeric range.
374 Update the equivalnce set of the new range when asserting
376 (extract_range_from_ssa_name): Update the equivalence set of
377 the new range with VAR.
378 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
379 If -fwrapv is used, set the resulting range to VARYING if the
380 operation overflows. Otherwise, use TYPE_MIN_VALUE and
381 TYPE_MAX_VALUE to represent -INF and +INF.
382 Fix handling of *_DIV_EXPR.
383 (extract_range_from_unary_expr): Handle MINUS_EXPR and
384 ABS_EXPR properly by switching the range around if necessary.
385 (extract_range_from_comparison): New local function.
386 (extract_range_from_expr): Call it.
387 (adjust_range_with_scev): Do not adjust the range if using
388 wrapping arithmetic (-fwrapv).
389 (dump_value_range): Also show equivalence set.
390 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
391 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
392 (infer_value_range): Change return value to bool.
393 Add arguments 'comp_code_p' and 'val_p'.
394 Do not attempt to infer ranges from statements that may throw.
395 Store the comparison code in comp_code_p.
396 Store the other operand to be used in the predicate in val_p.
397 (dump_asserts_for): New.
398 (debug_asserts_for): New.
399 (dump_all_asserts): New.
400 (debug_all_asserts): New.
401 (register_new_assert_for): New.
402 (register_edge_assert_for): New.
403 (find_conditional_asserts): New.
404 (find_assert_locations): New.
405 (process_assert_insertions_for): New.
406 (process_assert_insertions): New.
407 (insert_range_assertions): Initialize found_in_subgraph,
408 blocks_visited, need_assert_for and asserts_for.
409 Call find_assert_locations and process_assert_insertions.
410 (remove_range_assertions): Add more documentation.
411 (vrp_initialize): Change return type to void.
412 Do not try to guess if running VRP is worth it.
413 (compare_name_with_value): New.
414 (compare_names): New.
415 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
416 use_equiv_p is true, call compare_names and
417 compare_name_with_value to compare all the ranges for every
418 name in the equivalence set of the predicate operands.
420 (vrp_meet): Try harder not to derive a VARYING range.
421 If two values meet, the resulting equivalence set is the
422 intersection of the two equivalence sets.
423 (vrp_visit_phi_node): Call copy_value_range to get the current
424 range information of the LHS.
425 (vrp_finalize): Create a value vector representing all the
426 names that ended up with exactly one value in their range.
427 Call substitute_and_fold.
428 (execute_vrp): Document equivalence sets in ranges.
429 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
430 (struct tree_ssa_name): Remove field value_range.
431 (invert_tree_comparison): Declare.
433 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
435 Fix PR tree-optimization/21839
437 * gimplify.c (zero_sized_field_decl): New function.
438 (gimplify_init_ctor_eval): Use it.
440 2005-06-01 Josh Conner <jconner@apple.com>
443 * gimplify.c (gimplify_init_constructor): Don't spill initializer
444 to read-only memory if it's sparse.
446 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
448 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
449 Add documentation for REG_SETJMP
451 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
453 * stmt.c (expand_case): Use build_int_cst.
454 (node_has_low_bound): Likewise, and correct type mismatch.
455 (node_has_high_bound): Likewise.
456 * fold-const.c (fold_binary): Ensure we build trees
457 with the correct types - undo what STRIP_NOPS possibly did.
459 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
461 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
462 * fold-const.c (fold_indirect_ref_1): No longer static.
463 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
464 folding, if possible.
466 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
468 * common.opt (fjump-tables): New.
469 * doc/invoke.texi (-fno-jump-tables): Document.
470 * stmt.c (expand_end_case_type): Do not emit jump tables unless
473 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
475 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
476 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
477 (sunlt, sunle): Enable patterns on VFP.
479 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
480 f_stored, f_flag, f_cvt.
481 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
483 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
484 the ds and fmac pipelines. Re-work all load and store patterns and
485 all conversion patterns to use new attributes. Adjust reservation
486 descriptions accordingly.
487 * arm1020e.md: New file.
488 * t-arm: Add dependency.
490 2005-06-01 Jan Hubicka <jh@suse.cz>
492 * except.c (struct eh_region): Kill unused fields.
493 * basic-block.h (struct basic_block_def): Likewise.
495 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
497 PR rtl-optimization/21767
498 * rtl.h (function_invariant_p): Re-add declaration.
499 * reload1.c (function_invariant_p): No longer static.
500 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
501 might have become invalid.
503 2005-06-01 Jakub Jelinek <jakub@redhat.com>
507 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
508 on variable sizes types if a decl is a pointer to a VLA.
509 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
510 Call gimplify_type_sizes on aggregate fields. Prevent infinite
513 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
515 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
516 _mm_set_ps, _mm_setr_ps): Add __extension__.
517 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
518 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
519 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
521 (_mm_clflush): Don't use return in void function.
523 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
524 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
525 Use __inline instead of inline.
527 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
529 * fold-const.c (fold_binary): Fix types in strlen vs.
530 zero comparison folding.
532 2005-06-01 Richard Henderson <rth@redhat.com>
534 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
535 * config.in, configure: Rebuild.
536 * config/alpha/alpha.c (print_operand): Add 'j'.
537 * alpha.md (divmodsi_internal_er_1): Use it.
538 (divmoddi_internal_er_1): Likewise.
540 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
542 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
543 * opts.h (print_filtered_help): Delete.
544 * opts.c (handle_option, decode_options): Remove calls to
546 (print_target_help): New function.
547 (common_option, print_help): Call print_target_help instead of
548 display_target_options.
549 (print_filtered_help): Make static.
550 * toplev.h (display_target_options, set_target_switch): Delete.
551 * toplev.c (target_switches, target_options, display_target_options)
552 (set_target_switch): Delete.
553 (print_switch_values): Remove handling of TARGET_SWITCHES and
555 (default_get_pch_validity): Likewise. Only treat target_flags
556 specially if targetm.check_pch_target_flags is nonnull.
557 (pch_option_mismatch): New function.
558 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
559 and TARGET_OPTIONS. Only treat target_flags specially if
560 targetm.check_pch_target_flags is nonnull.
561 * config/ia64/ia64.c (ia64_override_options): Don't mention
562 TARGET_OPTIONS in comment.
563 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
564 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
565 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
566 interaction with TARGET_SWITCHES.
567 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
569 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
571 * config/sh/sh.c (multcosts): Check sh_multcost rather than
573 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
574 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
575 (cut2_workaround_str): Delete.
576 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
577 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
578 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
579 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
580 (mgettrcost=, multcost=): New options.
582 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
584 * opts.h (cl_option_state): New structure.
585 (get_option_state): Declare.
586 * opts.c (get_option_state): New function.
587 * toplev.c (option_affects_pch_p): New function.
588 (default_get_pch_validity): Store the state of all options for which
589 option_affects_pch_p returns true.
590 (default_pch_valid_p): Check the state of those options here.
591 Only check target_flags separately if targetm.check_pch_target_Flags
592 is nonnull or if TARGET_SWITCHES is defined.
594 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
596 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
599 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
601 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
603 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
605 * gcse.c (compute_transp, load_killed_in_block): Use
608 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
611 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
613 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
615 * errors.h (warning, error, fatal, internal_error): Add printf
617 * genmodes.c (make_vector_mode): Fix format arguments.
619 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
621 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
622 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
623 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
624 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
625 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
626 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
627 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
628 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
629 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
630 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
631 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
632 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
633 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
634 errors.h and include toplev.h if necessary.
636 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
637 errors.h otherwise include toplev.h.
639 * Makefile.in: Update dependencies.
641 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
643 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
645 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
647 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
648 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
649 be complemented for big-endian. Mask for AND must be rotated,
650 not shifted. Handle short operands with NOT on the memory
653 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
655 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
656 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
657 * dwarf2out.c (dwarf2out_var_location): Ditto.
658 * toplev.c (default_tree_printer): Ditto.
659 * tree-outof-ssa.c (create_temp): Ditto.
660 * tree-sra.c (instantiate_element): Ditto.
661 * var-tracking.c (track_expr_p): Ditto.
662 * tree.c (struct tree_map): New structure.
663 (debug_expr_for_decl): New.
664 (tree_map_eq): New function.
665 (tree_map_hash): Ditto.
666 (tree_map_marked_p): Ditto.
667 (print_debug_expr_statistics): Ditto.
668 (decl_debug_expr_lookup): Ditto.
669 (decl_debug_expr_insert): Ditto.
670 (dump_tree_statistics): Dump debug_expr hashtable stats.
671 * tree.h (DECL_DEBUG_EXPR): Change
672 (SET_DECL_DEBUG_EXPR): Add.
674 2005-06-01 Alan Modra <amodra@bigpond.net.au>
676 * configure.ac: Add --enable-secureplt.
677 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
678 * config.in: Regenerate.
679 * configure: Regenerate.
680 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
681 rs6000/secureplt.h to tm_file when enable_secureplt.
682 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
683 * doc/install.texi: Document --enable-targets and --enable-secureplt.
684 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
685 * config/rs6000/secureplt.h: New file.
686 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
687 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
689 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
690 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
691 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
692 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
693 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
694 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
695 TARGET_SECURE_PLT got register load sequence.
696 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
698 (rs6000_elf_declare_function_name): Don't emit toc address offset
699 word when TARGET_SECURE_PLT.
700 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
701 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
702 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
703 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
705 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
706 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
708 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
709 (__trampoline_setup): Likewise. Init r30 before plt call.
711 2005-05-31 DJ Delorie <dj@redhat.com>
713 * expr.c (convert_move): When a partial_int requires multiple
714 conversion steps, make sure successive steps convert the
715 intermediate value, not the original value.
717 * expmed.c (expand_mult): Convert partial_int multiplies to
718 shift/add combinations too.
720 * genmodes.c (mode_data): Add wider_2x.
721 (calc_wider_mode): Calculate twice-wider mode too.
722 (emit_mode_wider): Emit twice-wider mode too.
723 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
724 * expr.c (expand_expr_real_1): Use it for expanding
727 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
729 PR tree-optimization/21817
730 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
732 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
734 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
737 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
741 * fold-const.c (fold_checksum_tree): Copy types also if
742 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
743 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
745 Tail recurse TREE_LIST's TREE_CHAIN.
747 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
750 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
751 SSA_NAME twice and cause the loop to become finite. Remove the test
754 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
756 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
759 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
761 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
762 the documentation to make it more future-proof.
763 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
764 * target.h (gcc_target): Add check_pch_target_flags.
765 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
766 (TARGET_INITIALIZER): Include it.
767 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
768 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
769 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
770 (sh_check_pch_target_flags): New function.
771 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
773 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
775 * fold-const.c (extract_array_ref): Handle more cases,
776 do some useful canonicalization of the base.
777 (fold_binary): Explicitly deal with arrays of zero-sized
778 structures during folding of &a[i] == &a[j].
780 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
782 * doc/install.texi (sparc-sun-solaris2*): Update note
783 about Sun bug 4910101.
784 (sparc-sun-solaris2.7): Document bootstrap
785 failure with Sun WorkShop 6 99/08/18 as.
787 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
789 * loop.c (loop_invariant_p, valid_initial_value_p): Use
790 regs_invalidated_by_call instead of call_used_regs.
792 2005-05-30 Paolo Carlini <pcarlini@suse.de>
795 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
797 * doc/extend.texi: Add clog, clogf, clogl.
799 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
802 * c-pragma.c: Include "vec.h".
803 (handle_pragma_visibility): Use VEC.
805 * doc/invoke.texi: Remove the nested visibility push limit.
807 2005-05-30 Roger Sayle <roger@eyesopen.com>
809 PR rtl-optimization/15422
810 * reg-stack.c (starting_stack_p): New static global.
811 (straighten_stack): Delete prototype. Change to update the stack
812 before the current insn.
813 (subst_stack_regs): Update call to straighten stack.
814 (emit_swap_insn): Delete prototype. For the first insn in a
815 basic block, update stack_in instead of emitting a real swap.
816 (change_stack): When changing the stack before the first insn
817 in a basic block, update stack_in instead of emitting real code.
818 (compensate_edges): Clear starting_stack_p during compensation.
819 (convert_regs_1): Keep track of starting_stack_p whilst processing
822 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
824 * tree-ssa-ccp.c (const_val): Make it static.
826 2005-05-29 Geoffrey Keating <geoffk@apple.com>
829 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
830 pattern involving `:P'.
832 * Makefile.in (install-cpp): Depend on installdirs.
834 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
836 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
838 (new_elim_graph, clear_elim_graph, delete_elim_graph,
839 elim_graph_add_edge, elim_graph_remove_succ_edge,
840 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
843 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
845 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
846 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
847 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
848 follow spelling conventions in error/dump messages.
850 2005-05-29 Roger Sayle <roger@eyesopen.com>
851 Richard Henderson <rth@redhat.com>
853 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
854 if the RHS isn't suitable for calling emit_move_insn.
856 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
858 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
859 fold_unary and fold_binary.
861 2005-05-29 Roger Sayle <roger@eyesopen.com>
863 * reg-stack.c (propagate_stack): Always copy the source stack to
864 the destination. This routine is now only called when this is safe.
865 (better_edge): New function split out from convert_regs_1 to
866 determine which of two edges is better to propagate across.
867 (convert_regs_1): We need only search for a best edge if the
868 stack layout hasn't been defined yet. Use better_edge to help
869 find beste. No longer traverse unnecessary edges.
871 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
873 * tree-ssa-alias.c (new_type_alias): New procedure to
874 create a type memory tag for a pointer with a may-alias
875 set determined from a variable declaration.
876 * tree-flow.h: export declaration of new_type_alias
877 * tree-optimize.c (init_tree_optimization_passes): document
878 that pass_may_alias cannot be called after pass_vectorize.
879 * tree-vect-transform (vect_create_data_ref_ptr): Call
880 new_type_alias when an type memory tag isn't available
882 (vectorizable_store): Use copy_virtual_operands to update
883 virtual defs in place (so that loop_version can be called).
884 Call mark_for_renaming for the virtual defs in case peeling
885 is done and virtual uses outside the loop need to be updated.
887 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
889 PR tree-optimization/21639
890 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
892 2005-05-29 Jan Hubicka <jh@suse.cz>
894 PR tree-optimization/21562
895 * cfgexpand.c (construct_init_block): Deal properly with the case
896 of entry edge not pointing to very first basic block.
898 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
900 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
901 non-gimple min invariant.
903 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
904 * tree-flow.h: Add prototypes for start_recording_case_labels
905 and end_recording_case_labels.
906 * tree-cfg.c (start_recording_case_labels,
907 end_recording_case_labels): Export.
908 (cleanup_tree_cfg_loop, modified_noreturn_calls,
909 cleanup_control_flow, cleanup_control_expr_graph,
910 remove_fallthru_edge, phi_alternatives_equal,
911 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
912 remove_forwarder_block, cleanup_forwarder_blocks,
913 remove_forwarder_block_with_phi, merge_phi_nodes,
914 gate_merge_phi, pass_merge_phi): Move to ...
915 * tree-cfgcleanup.c: ... here.
917 * basic-block.h: Remove forward declaration of bb_ann_d.
919 2005-05-28 Jan Hubicka <jh@suse.cz>
921 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
923 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
925 (tree_mod_subtract): Fix profile updating code.
926 (tree_divmod_values_to_profile): Do not produce useless value profilers
929 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
931 * tree-ssa-dom.c (vrp_element_p): Define.
932 (vrp_hash_elt): Change the type of records to
933 VEC(vrp_element_p,heap).
935 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
936 Update uses of VRP records.
937 (simplify_cond_and_lookup_avail_expr, record_range): Update
940 * tree-inline.c (cfun_stack): Change the type to
941 VEC(function_p,heap).
942 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
944 2005-05-27 Ian Lance Taylor <ian@airs.com>
946 * c-decl.c (add_stmt): Add C frontend specific version.
947 (stmts_are_full_exprs_p): Remove.
948 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
949 (stmts_are_full_exprs_p): Don't declare.
950 * c-semantics.c (add_stmt): Remove.
952 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
954 * config/mips/mips-protos.h (mips_declare_object): Add printf
956 * config/mips/mips.c (mips_declare_object_name): Fix format
959 2005-05-27 Roger Sayle <roger@eyesopen.com>
961 * reg-stack.c (compensate_edge): Remove original prototype.
962 (propagate_stack): New function to copy the stack layout
963 at the start of a basic block from the layout at the end of
964 one of its predecessors.
965 (compensate_edge): Assume that both source and destination
966 blocks have already had their stack layouts defined.
967 (compensate_edges): Traverse all non-entry edges in the CFG
968 and call compensate_edge on each in turn.
969 (convert_regs_1): Change return type to void. Call
970 propagate_stack instead of compensate_edge.
971 (convert_regs_2): Change return type to void. Update call
972 to convert_regs_1 to ignore the (now void) return value.
973 (convert_regs): Update calls to convert_regs_2 to ignore
974 the (now void) return value. After all the basic blocks have
975 been processed, call compensate_edges to actually emit new
977 (reg_to_stack): Initialize the aux info for each basic block
978 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
980 2005-05-28 Jan Hubicka <jh@suse.cz>
982 * except.c (can_throw_internal_1, can_throw_external_1): Add
984 (can_throw_external, can_throw_internal): Bring into sync wrt
986 * except.h (can_throw_internal_1, can_throw_external_1): Update
988 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
989 Deal properly with resx.
991 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
993 * basic-block.h (basic_block_def): Add phi_nodes and
994 predictions. Remove tree_annotations.
995 * predict.c (tree_predicted_by_p, tree_predict_edge,
996 combine_predictions_for_bb): Adjust references to predictions.
997 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
998 create_block_annotation.
999 (create_block_annotation, free_blocks_annotatios,
1000 clear_blocks_annotations): Remove.
1001 (dump_cfg_stats): Don't print out the memory spent on
1003 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1004 * tree-flow-inline.h (bb_ann): Remove.
1005 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1006 * tree-flow.h (bb_ann_d): Remove.
1007 * tree-if-conv.c (process_phi_nodes): Update a reference to
1009 * tree-phinodes.c (reserve_phi_args_for_new_edge,
1010 create_phi_node, remove_phi_node): Likewise.
1011 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1012 * tree-ssa-dom.c (threaded_blocks): New.
1013 (tree_ssa_dominator_optimize): Initialize, clear, and free
1014 threaded_blocks. Update a call to thread_through_all_blocks.
1015 (thread_across_edge): Use threaded_blocks instead of setting
1016 incoming_edge_threaded.
1017 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1018 a bitmap of blocks that are threaded through.
1019 * tree.h: Move the prototype of threaded_through_blocks to
1022 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1023 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1024 * domwalk.h (dom_walk_data): Change the type of
1025 block_data_stack and free_block_data to VEC(void_p,heap)*.
1026 * tree-ssa-dse.c (dse_initialize_block_local_data,
1027 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1028 VEC instead of VARRAY.
1030 2005-05-27 Jan Hubicka <jh@suse.cz>
1032 * cgraph.c: Include tree-gimple.h
1033 (cgraph_edge): Rename expr to stmt.
1034 (cgraph_create_edge): Likewise.
1035 (cgraph_clone_node): Likewise.
1036 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1037 * cgraphunit.c (record_call_1): Rename to ...
1038 (record_reference): ... this one; do not build edges.
1039 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1040 (current_basic_block): Kill.
1041 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1042 (verify_cgraph_node): Likewise.
1043 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1044 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1045 (copy_edges_for_bb): Simplify EH handling.
1046 (expand_call_inline): Pass statement to cgraph_edge and
1049 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1051 * tree-inline.c (copy_body_r): Manually fold *& to deal
1052 with ADDR_EXPRs with mismatched types for now.
1054 * gimplify.c (fold_indirect_ref_rhs): New function.
1055 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1058 * fold-const.c (fold_indirect_ref_1): Add type argument;
1059 make sure the resulting expression is of this type.
1060 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1062 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1064 PR tree-optimization/21658
1065 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1066 fold_binary_to_constant. Likewise, call fold_unary instead of
1067 fold_unary_to_constant.
1069 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1071 * vec.h: Implement integral type vector specialization.
1072 (VEC_T): Define a non-GTY structure.
1073 (VEC_T_GTY): Define a GTY structure.
1074 (VEC_TA): Rename to ...
1075 (VEC_TA_GTY): ... here.
1076 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1077 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1078 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1079 DEF_VEC_P and DEF_VEC_ALLOC_P.
1080 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1081 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1082 DEF_VEC_O and DEF_VEC_ALLOC_O.
1083 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1084 * lambda-code.c: Likewise.
1085 * tree-into-ssa.c: Likewise.
1086 * tree-ssa-live.c: Likewise.
1088 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1090 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1092 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1093 update_stmt_if_modified before calling update_ssa.
1095 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1097 * config/rs6000/t-rtems: Remove roe multilib variant.
1099 2005-05-26 Roger Sayle <roger@eyesopen.com>
1101 PR tree-optimization/9814
1102 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1103 instruction, add the necessary clobbers by re-expanding the RTL
1104 for arithmetic operations via optab.c's expand_unop/expand_binop.
1105 (noce_try_bitop): New function to optimize bit manipulation idioms
1106 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1107 (noce_process_if_block): Call noce_try_bitop.
1109 2005-05-26 Roger Sayle <roger@eyesopen.com>
1111 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1112 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1113 (reg_to_stack): Move to end of the file. Initialize the per
1114 basic block information here, instead of...
1115 (convert_regs_entry): Here.
1116 (convert_regs): Change unused return type to void.
1118 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1120 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1121 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1122 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1123 config/sh/elf.h, config/sh/symbian-pre.h,
1124 config/sparc/sparc-protos.h: Update copyright.
1126 2005-05-26 Mike Stump <mrs@apple.com>
1128 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1131 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1133 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1134 See through ADDR_EXPR in finding place to propagate into.
1136 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
1138 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
1139 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
1140 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
1141 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
1142 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1143 tree-ssa-operands.c, tree-vect-analyze.c,
1144 tree-vect-transform.c, tree-vectorizer.c, tree.c,
1145 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1146 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
1147 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1148 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
1149 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1150 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
1151 config/sh/ushmedia.h, config/sparc/sparc.c,
1152 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
1153 typos. Follow spelling conventions.
1154 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1155 Follow spelling conventions.
1157 2005-05-26 David Ung <davidu@mips.com>
1159 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
1160 that determines whether the MIPS32/64 R2 ext/ins should be used.
1161 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
1162 * config/mips/mips.md (extzv): Changed predicate for operand to
1163 nonimmediate_operand. Add code to generate insn patterns for
1164 extzvsi and extzvdi.
1165 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
1166 (insv): Similarly for insertion.
1167 (insv<mode>): Similarly.
1169 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1171 * simplify-rtx.c (avoid_constant_pool_reference): Support
1172 offsetted addresses in the constant pool.
1174 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1176 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1177 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1179 2005-05-26 Jakub Jelinek <jakub@redhat.com>
1182 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
1183 found in the basic block and last insn in the basic block is not
1184 INSN_P. Remove explicit unspec numbers that are no longer valid
1187 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1189 * tree-vect-transform.c (vectorizable_operation): Try word_mode
1190 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
1191 if a vector mode is available.
1193 2005-05-25 Roger Sayle <roger@eyesopen.com>
1196 * fold-const.c (const_binop): Check for division by zero during
1199 2005-05-26 Ian Lance Taylor <ian@airs.com>
1201 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
1202 having a declaration after a statement.
1204 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
1206 * opt-functions.awk (var_type): New function.
1207 (var_set): Use CLVC_STRING if var_type returns "const char *".
1208 * opth-gen.awk: Use var_type to find out the types of variables.
1209 Don't print comments above each "extern" definition.
1210 * optc-gen.awk: Use var_type in the same way.
1211 * opts.h (cl_var_cond): Rename to...
1212 (cl_var_type): ...this. Add CLVC_STRING.
1213 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
1215 * opts.c (handle_option, option_enabled): Update after above name
1216 change. Cast flag_var before using it. Handle CLVC_STRING.
1218 * config/alpha/alpha.h (alpha_tls_size): Delete.
1219 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
1220 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
1221 (alpha_fptm_string, alpha_mlat_string): Delete.
1222 (alpha_handle_option): Don't set the above variables here. Use the
1223 integer argument to check the validity of -mtls-size=.
1224 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
1225 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
1226 (mtls-size=): Likewise. Convert to a UInteger and initialize the
1229 * config/arc/arc.c (arc_cpu_string, arc_text_string)
1230 (arc_data_string, arc_rodata_string): Delete.
1231 (arc_handle_option): Don't set the above variables here.
1232 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
1233 and initialize them.
1235 * config/arm/arm.c (target_fpu_name, target_fpe_name)
1236 (target_float_abi_name, target_abi_name, structure_size_string)
1237 (arm_pic_register_string): Delete.
1238 (arm_handle_option): Don't set the above variables here, except
1239 in the handling of -mhard-float and -msoft-float.
1240 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
1241 (mpic-register=, mstructure-size-boundary=): Add Var()s.
1243 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
1244 (avr_handle_option): Delete.
1245 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
1248 * config/bfin/bfin.c (bfin_library_id): Delete.
1249 (bfin_handle_option): Don't set it.
1250 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
1252 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
1253 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
1254 (c4x_handle_option): Don't set c4x_rpts_cycles here.
1255 * config/c4x/c4x.opt (mrpts=): Add Var().
1257 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
1258 cris_elinux_stacksize_str here.
1259 * config/cris/aout.opt (melinux-stacksize=): Add Var().
1260 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
1261 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1262 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
1263 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1264 (cris_handle_option): Don't set the above variables here.
1265 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
1266 (max-stackframe=): Add Var()s.
1268 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
1269 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
1270 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
1271 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
1272 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
1273 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
1274 (ix86_handle_option): Don't set the above variables here.
1275 * config/i386/i386.opt (malign-functions=, malign-jumps=)
1276 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
1277 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
1280 * config/ia64/ia64.h (ia64_tls_size): Delete.
1281 * config/ia64/ia64.c (ia64_tls_size): Delete.
1282 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
1283 reading the integer argument from the "value" parameter. Don't
1284 set ia64_tls_size here.
1285 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
1286 Add Var() and Init().
1288 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
1289 (m32r_cache_flush_trap): Delete.
1290 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
1291 (m32r_cache_flush_trap): Delete.
1292 (m32r_handle_option): Don't set the above variables when handling
1293 -mflush-func= and -mflush-trap=.
1294 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
1297 * config/mips/mips.h (mips_cache_flush_func): Delete.
1298 * config/mips/mips.c (mips_arch_string, mips_tune_string)
1299 (mips_cache_flush_func): Delete.
1300 (mips_handle_option): Don't set the above variables when handling
1301 -march=, -mtune= and -mflush-func=.
1302 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
1304 * config/s390/s390.c (s390_arch_string): Delete.
1305 (s390_handle_option): Don't set it here.
1306 * config/s390/s390.opt (march=): Add Var().
1308 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
1309 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
1310 (sparc_handle_option): Don't set it here.
1311 * config/sparc/sparc.opt (mcmodel=): Add Var().
1313 2005-05-25 Roger Sayle <roger@eyesopen.com>
1315 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
1316 call to convert_to_integer by building the NOP_EXPR directly.
1318 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
1320 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
1322 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1323 Jeff Law <law@redhat.com>
1325 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
1326 constant and side_effects of the ADDR_EXPR are consistent.
1328 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
1329 appropriately around calls to recompute_tree_invarant_for_addr_expr.
1331 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1333 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
1334 (s390_function_arg, s390_gimplify_va_arg): Use them.
1335 (s390_register_info): Save only required subset of argument
1336 registers into save area for va_list.
1337 (s390_va_start): Initialize only required elements of va_list struct.
1338 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
1340 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1342 * reload1.c (verify_initial_elim_offsets): Return boolean status
1343 instead of aborting.
1344 (reload): Adapt verify_initial_elim_offsets call site. Restart
1345 main loop if some initial elimination offsets changed.
1347 2005-05-25 Adam Nemet <anemet@lnxw.com>
1349 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
1350 of -mno-svr4-struct-return.
1352 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1354 Fix PR tree-optimization/21705
1356 * tree-ssa-pre.c (in_fre): New static variable.
1357 (create_value_expr_from): Recursively value number reference ops
1359 (can_value_number_call): Temporary restrict only exists for
1362 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
1364 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
1365 sizeof (bitmap *) with sizeof (bitmap).
1367 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1369 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
1372 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1374 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
1377 2005-05-25 Jan Hubicka <jh@suse.cz>
1379 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
1380 * cgraph.c (cgraph_create_node): Reset estimated_growth.
1381 * cgraph.h (cgraph_global_info): Add estimated_growth.
1382 * ipa-inline.c: Include coverage.h
1383 (max_insns, max_count): New static variables.
1384 (cgraph_estimate_size_after_inlining): Cache the result.
1385 (cgraph_estimate_growth):
1386 * passes.c (rest_of_clean_state): Kill coverage_end_function.
1387 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
1388 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
1390 (ipa_passes): Initialize bitmaps.
1392 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1394 * loop-doloop.c: Include "target.h".
1395 (doloop_valid_p): Move tests to function in targhooks.c.
1396 * target.h (struct gcc_target): New target hook
1397 "insn_valid_within_doloop".
1398 * target-def.h: Define default value for "insn_valid_within_doloop".
1399 (TARGET_INITIALIZER): Insert new target hook into initializer.
1400 * targhooks.c (default_insn_valid_within_doloop): New function.
1401 * targhooks.h (default_insn_valid_within_doloop): Declare.
1402 * hooks.c (hook_bool_rtx_true): New function.
1403 * hooks.h (hook_bool_rtx_true): Declare.
1404 * doc/tm.texi: Add documentation for new target hook.
1406 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1409 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
1410 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
1411 (sparc_tls_referenced_p): New prototype.
1412 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
1413 (sparc_expand_move): Look for TLS addresses with constant offsets.
1414 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
1415 tls_symbolic_operand.
1416 (legitimate_pic_operand_p): Likewise.
1417 (legitimate_address_p): Likewise.
1418 (legitimize_address): Likewise.
1419 (sparc_tls_symbol_ref_1): New function.
1420 (sparc_tls_referenced_p): New function.
1421 * config/sparc/predicates.md (tgd_symbolic_operand): Use
1422 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
1423 (tld_symbolic_operand): Likewise.
1424 (tie_symbolic_operand): Likewise.
1425 (tle_symbolic_operand): Likewise.
1427 2005-05-24 DJ Delorie <dj@redhat.com>
1429 * common.opt (-Wattributes): New. Default true.
1430 * doc/invoke.texi (-Wno-attributes): Document.
1432 * attribs.c (decl_attributes): Move warning control from if() to
1434 * c-common.c (handle_packed_attribute): Likewise.
1435 (handle_nocommon_attribute): Likewise.
1436 (handle_common_attribute): Likewise.
1437 (handle_noreturn_attribute): Likewise.
1438 (handle_noinline_attribute): Likewise.
1439 (handle_always_inline_attribute): Likewise.
1440 (handle_used_attribute): Likewise.
1441 (handle_unused_attribute): Likewise.
1442 (handle_const_attribute): Likewise.
1443 (handle_transparent_union_attribute): Likewise.
1444 (handle_constructor_attribute): Likewise.
1445 (handle_destructor_attribute): Likewise.
1446 (handle_mode_attribute): Likewise.
1447 (handle_alias_attribute): Likewise.
1448 (handle_visibility_attribute): Likewise.
1449 (handle_tls_model_attribute): Likewise.
1450 (handle_malloc_attribute): Likewise.
1451 (handle_returns_twice_attribute): Likewise.
1452 (handle_pure_attribute): Likewise.
1453 (handle_deprecated_attribute): Likewise.
1454 (handle_vector_size_attribute): Likewise.
1455 (handle_nothrow_attribute): Likewise.
1456 (handle_cleanup_attribute): Likewise.
1457 (handle_warn_unused_result_attribute): Likewise.
1458 (handle_sentinel_attribute): Likewise.
1459 * c-decl.c (diagnose_mismatched_decls): Likewise.
1460 (start_decl): Likewise.
1461 (grokdeclarator): Likewise.
1462 (start_function): Likewise.
1463 * c-format.c (check_function_format): Likewise.
1464 * stor-layout.c (place_field): Likewise.
1465 (finalize_record_size): Likewise.
1466 * tree.c (handle_dll_attribute)): Likewise.
1467 * varasm.c (default_assemble_visibility): Likewise.
1468 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
1469 (darwin_assemble_visibility): Likewise.
1470 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
1471 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
1472 (arm_handle_isr_attribute): Likewise.
1473 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
1474 (avr_handle_fndecl_attribute): Likewise.
1475 * config/bfin/bfin.c (handle_int_attribute): Likewise.
1476 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
1477 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
1478 (h8300_handle_eightbit_data_attribute): Likewise.
1479 (h8300_handle_tiny_data_attribute): Likewise.
1480 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
1481 (ix86_handle_regparm_attribute): Likewise.
1482 (ix86_handle_struct_attribute): Likewise.
1483 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
1484 (i386_pe_encode_section_info): Likewise.
1485 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1486 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
1487 (ip2k_handle_fndecl_attribute): Likewise.
1488 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
1489 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
1490 (m68hc11_handle_fntype_attribute): Likewise.
1491 (m68hc11_encode_section_info): Likewise.
1492 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1493 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1494 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
1495 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
1496 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
1497 (sh_handle_sp_switch_attribute): Likewise.
1498 (sh_handle_trap_exit_attribute): Likewise.
1499 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
1500 (sh_symbian_handle_dll_attribute): Likewise.
1501 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
1502 (xstormy16_handle_below100_attribute): Likewise.
1503 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1505 * c-common.c (unsigned_conversion_warning): Move warning control
1506 from if() to warning(OPT_*).
1507 (c_common_truthvalue_conversion): Likewise.
1508 (c_do_switch_warnings): Likewise.
1509 * c-decl.c (diagnose_mismatched_decls): Likewise.
1510 (diagnose_mismatched_decls): Likewise.
1511 (define_label): Likewise.
1512 (grokdeclarator): Likewise.
1513 * c-format.c (check_format_info): Likewise.
1514 * c-lex.c (interpret_integer): Likwise.
1515 (lex_string): Likewise.
1516 * c-opts.c (c_common_post_options): Likewise.
1517 * c-parser.c (c_parser_unary_expression): Likewise.
1518 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
1519 (handle_pragma_extern_prefix): Likewise.
1520 * c-typeck.c (build_binary_op): Likewise.
1521 * gcse.c (is_too_expensive): Likewise.
1522 * opts.c (decode_options): Likewise.
1523 * stor-layout.c (place_field): Likewise.
1524 * tree-cfg.c (remove_bb): Likewise.
1526 * c.opt (-Wreturn-type): Add Var(warn_return_type).
1527 * flags.h (warn_return_type): Remove.
1528 * toplev.c (warn_return_type): Likewise.
1530 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1532 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
1533 existence of long long and __int64 before determining their size.
1534 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
1535 * configure, config.h.in: Regenerate.
1537 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1539 * configure: Regenerate.
1541 2005-05-24 Ziemowit Laski <zlaski@apple.com>
1543 * c-common.h (objc_comptypes): Remove prototype.
1544 (objc_compare_types): New prototype.
1545 (objc_volatilized_decl): Likewise.
1546 (objc_type_quals_match): Likewise.
1547 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
1548 objc_volatilize_decl().
1549 * c-typeck.c (comp_target_types): Remove third parameter; do
1550 not call objc_comptypes().
1551 (comptypes): Remove calls to objc_comptypes().
1552 (build_function_call): Extend compatible prototype check to ObjC.
1553 (build_conditional_expr): Adjust call to comp_target_types().
1554 (convert_for_assignment): Call objc_compare_types() instead of
1555 objc_comptypes(); adjust calls to comp_target_types(); call
1556 objc_type_quals_match() before issuing qualifier mismatch
1558 (build_binary_op): Call objc_compare_types() before issuing
1559 pointer mismatch warnings; adjust calls to
1560 comp_target_types().
1561 * stub-objc.c (objc_comptypes): Remove stub.
1562 (objc_compare_types): New stub.
1563 (objc_volatilized_decl): Likewise.
1564 (objc_type_quals_match): Likewise.
1566 2005-05-24 Paolo Carlini <pcarlini@suse.de>
1568 * config/ia64/ia64intrin.h: Define nothing for C++:
1569 overloaded builtins have been ported to C++.
1571 2005-05-24 Jeff Law <law@redhat.com>
1573 * tree-nested.c (build_addr): New "context" argument. Temporarily
1574 set current_function_decl around the call to build the ADDR_EXPR.
1575 (get_static_chain): Pass proper context to build_addr.
1576 (convert_nl_goto_reference): Likewise.
1577 (convert_tramp_reference): Likewise.
1578 (final_nesting_tree_1): Likewise.
1579 * tree-profile.c (tree_gen_interval_profiler): Likewise.
1580 (tree_gen_pow2_profiler): Likewise.
1581 (tree_gen_one_value_profiler): Likewise.
1582 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
1583 * tree.h (build_addr): Update prototype.
1585 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
1587 * tree-flow.h (bb_ann_d): Remove has_escape_site.
1588 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
1589 write to has_escape_site.
1591 2005-05-24 Jeff Law <law@redhat.com>
1593 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
1594 * tree-cfg.c: Include tree-ssa-propagate.h.
1595 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
1598 2005-05-24 Nick Clifton <nickc@redhat.com>
1600 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1601 __NO_FPRS__ when 'f' class registers will not be available.
1603 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1605 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
1607 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
1609 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
1612 2005-05-23 Jeff Law <law@redhat.com>
1614 * tree-ssa-dom.c (cprop_into_stmt): Do not call
1615 recompute_tree_invariant_for_addr_expr here.
1616 (optimize_stmt): Call it here instead and do so if anything
1617 at all has changed in the statement and the RHS is an ADDR_EXPR.
1618 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
1619 needed, call recompute_tree_invariant_for_addr_expr.
1620 * tree-ssa-propagate.c (substitute_and_fold): Call
1621 recompute_tree_invariant_for_addr_expr as needed.
1623 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
1625 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
1626 saving less registers than the replacement.
1628 2005-05-23 Jan Hubicka <jh@suse.cz>
1630 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
1632 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1634 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
1635 * config/sparc/sparc.c (sparc_expand_move): New function.
1636 (sparc_emit_set_const64): Rewrite assert condition on entry.
1637 (legitimate_constant_p) <CONST_VECTOR>: New case.
1638 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
1639 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
1640 movV64, movtf): Use nonimmediate_operand for the first operand.
1641 Rewrite. Only invoke sparc_expand_move.
1642 * config/sparc/predicates.md (input_operand): Reorder tests.
1644 2005-05-23 Jan Beulich <jbeulich@novell.com>
1646 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
1647 missing return statement.
1649 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1651 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
1652 emit_move_insn for moves to TFmode stack slots.
1654 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
1656 * tree-stdarg.c (execute_optimize_stdarg): Handle references
1657 to va_list of the form &va[0].
1659 2005-05-20 Jan Hubicka <jh@suse.cz>
1661 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
1662 * genemit.c (main): Make insn-emit to include basic-block.h too.
1664 2005-05-20 Jan Hubicka <jh@suse.cz>
1666 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
1668 2005-05-19 Richard Henderson <rth@redhat.com>
1670 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
1671 emit_store_conditional): Split out from ...
1672 (alpha_split_atomic_op): ... here.
1673 (alpha_split_compare_and_swap): New; extract from .md file.
1674 (alpha_split_lock_test_and_set): Likewise.
1675 * config/alpha/alpha-protos.h: Update.
1676 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
1677 split code into alpha.c.
1678 (sync_lock_test_and_set<I48MODE>): Likewise.
1680 2005-05-19 Richard Henderson <rth@redhat.com>
1682 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
1684 2005-05-19 Richard Henderson <rth@redhat.com>
1686 * config/i386/sse.md (mulv4si3): Use all register inputs.
1687 (mulv2di3): Likewise.
1689 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
1691 * tree-ssa-loop-ivopts.c (determine_base_object): Use
1692 build_fold_addr_expr to generate trees of correct type.
1693 Use fold_buildN if possible.
1695 2005-05-19 Jan Hubicka <jh@suse.cz>
1697 * basic-block.h (REG_BR_PROB_BASE): Define.
1698 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
1699 (dump_cgraph_node): Dump count.
1700 (cgraph_clone_edge): Rescale counts.
1701 (cgraph_clone_node): Likewise.
1702 * cgraph.h: Include basic-block.h
1703 (cgraph_node): Add count.
1704 (cgraph_edge): Add count and loop_nest.
1705 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
1707 * cgraphunit.c: Kill now redundant inlining comment.
1708 (cgraph_create_edges): Make static, maintain current basic block;
1710 (record_call_1): Fill in new fields.
1711 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1713 (cgraph_decide_recursive_inlining): Likewise.
1714 * rtl.h (REG_BR_PROB_BASE): Kill.
1715 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
1716 (expand_call_inline): Update call of cgraph_create_edge.
1717 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1719 2005-05-19 Nick Clifton <nickc@redhat.com>
1721 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
1722 new rs6000_explicit_options structure.
1724 2005-05-19 Richard Henderson <rth@redhat.com>
1727 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
1728 TFmode code swapping ...
1729 (alpha_emit_xfloating_compare): ... here.
1730 (alpha_emit_setcc): Update to match.
1731 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
1733 2005-05-19 Richard Henderson <rth@redhat.com>
1736 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
1737 memory indirection in local-dynamic case.
1739 2005-05-18 Jie Zhang <jie.zhang@analog.com>
1740 Bernd Schmidt <bernd.schmidt@analog.com>
1742 * config/bfin/bfin.c (branch_dest): Add comment why it's
1744 * config/bfin/bfin.md (attr "length" default): Change the offset of
1745 forward conditional branch of length 4 from 4096 to 4092.
1747 2005-05-19 Jan Beulich <jbeulich@novell.com>
1749 * unwind-compat.c: Include tconfig.h and tsystem.h.
1750 * unwind-dw2-fde-compat.c: Likewise.
1752 2005-05-18 Richard Henderson <rth@redhat.com>
1755 * ifcvt.c (noce_process_if_block): Avoid conversion when the
1756 memory destination is readonly.
1758 2005-05-18 Richard Henderson <rth@redhat.com>
1761 * tree-ssa-operands.c (opf_non_specific): New.
1762 (get_asm_expr_operands): Set it.
1763 (add_call_clobber_ops, add_call_read_ops): Likewise.
1764 (add_stmt_operand): Test it instead of opf_kill_def when
1765 considering unmodifiable variables.
1767 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
1769 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
1771 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
1772 tree-ssa-forwprop.c: Fix comment typos.
1773 * doc/invoke.texi: Fix a typo.
1775 2005-05-18 Richard Henderson <rth@redhat.com>
1777 * config.gcc (powerpc-*-linux*): Include linux64.opt when
1778 including linux64.h.
1780 2005-05-18 Richard Henderson <rth@redhat.com>
1782 * tree-cfg.c (pass_remove_useless): Revert last change.
1783 * tree-optimize.c (init_tree_optimization_passes): Initialize
1784 all_lowering_passes with PROP_gimple_any.
1786 2005-05-18 Devang Patel <dpatel@apple.com>
1788 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
1791 2005-05-18 Richard Henderson <rth@redhat.com>
1793 * tree-ssa-forwprop.c (cfg_changed): New.
1794 (tidy_after_forward_propagate_addr): New.
1795 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
1796 (forward_propagate_addr_into_variable_array_index): Likewise.
1797 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
1800 2005-05-18 Geoffrey Keating <geoffk@apple.com>
1802 * dummy-checksum.c: New.
1803 * genchecksum.c: New.
1804 * c.opt (print_pch_checksum): New flag.
1805 * c-pch.c (struct c_pch_validity): Make much shorter.
1807 (host_machine): Remove.
1808 (target_machine): Remove.
1809 (get_ident): Change PCH version number.
1810 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
1811 Don't put triplets or version string in PCH validity data.
1812 Do put the compiler checksum in the validity data.
1813 (c_common_valid_pch): Don't check triplets or version string. Do
1815 (c_common_print_pch_checksum): New.
1816 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
1817 Print fingerprint with -v.
1818 * c-common.h (c_common_print_pch_checksum): New.
1819 (executable_checksum): New.
1820 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
1821 (cc1-dummy): New rule.
1822 (cc1-checksum.c): New rule.
1823 (cc1-checksum.o): New rule.
1824 (cc1): Add checksum support.
1825 (build/genchecksum): New.
1826 (build/genchecksum.o): New.
1827 (dummy-checksum.o): New.
1828 (genobjnames): Add genchecksum.o.
1829 (mostlyclean): Remove *-checksum.c.
1830 (gnucompare): Add libgcc to list of directories checked.
1831 Make comparison problems in libgcc/ and with checksum files only
1833 * doc/invoke.texi (Precompiled Headers): Remove caution.
1834 Document that it must be the exact same binary. Add a few
1835 known-safe flags to the list.
1837 * rs6000/predicates.md (fix_trunc_dest_operand): New.
1838 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
1839 Check that a memory operand is valid before trying to use it.
1841 * tree-cfg.c (pass_remove_useless): This pass works on trees.
1843 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
1845 * tree.c (build1_stat): Don't try to handle two-operand
1848 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
1850 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
1851 * config/sh/sh.h: Update mask names throughout.
1852 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
1853 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
1854 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
1855 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
1856 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
1857 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
1858 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
1859 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
1860 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
1861 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
1862 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
1863 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
1864 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
1865 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
1866 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
1867 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
1868 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
1869 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
1870 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
1871 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
1872 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
1873 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
1874 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
1875 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
1876 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
1877 (SUBTARGET_SWITCHES): Delete.
1878 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
1879 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
1880 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
1881 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
1882 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
1883 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
1884 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
1885 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
1886 (SUPPORT_SH3): Likewise SUPPORT_SH2.
1887 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
1888 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
1890 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
1891 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
1892 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
1893 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
1894 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
1895 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
1896 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
1897 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
1898 (SUPPORT_ANY_SH5): New macros.
1899 (TARGET_NONE): Replace with...
1900 (MASK_ARCH): ...this new macro.
1901 * config/sh/elf.h: Update mask names
1902 * config/sh/linux.h: Likewise.
1903 * config/sh/little.h: Likewise.
1904 * config/sh/netbsd-elf.h: Likewise.
1905 * config/sh/symbian-pre.h: Likewise.
1906 * config/sh/sh.c (sh_handle_option): New function.
1907 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1908 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
1909 (sh_target_switches, target_switches): Delete.
1910 (sh_pch_valid_p): Check for specific differences in the target_flags
1912 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
1913 * config/sh/sh.opt: New file.
1915 2005-05-18 Richard Henderson <rth@redhat.com>
1918 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
1919 small_addr_symbolic_operand.
1921 2005-05-18 Jeff Law <law@redhat.com>
1923 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1924 propagate an ADDR_EXPR if the definition and use sites are
1925 in different EH regions.
1927 2005-05-18 Ian Lance Taylor <ian@airs.com>
1929 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
1932 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1934 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
1936 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1938 Fix PR tree-optimization/21407
1940 * tree-ssa-operands.c (note_addressable): Change
1941 COMPONENT_REF handling in response to aliasing
1944 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1946 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
1947 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
1948 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
1949 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
1950 the default on Solaris too.
1952 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
1954 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
1957 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1959 * timevar.def (TV_SCEV_CONST): New timevar.
1960 * tree-optimize.c (init_tree_optimization_passes): Add
1962 * tree-pass.h (pass_scev_cprop): Declare.
1963 * tree-scalar-evolution.c (scev_const_prop): New function.
1964 * tree-scalar-evolution.h (scev_const_prop): Declare.
1965 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
1967 * tree-cfg.c (replace_uses_by): Export.
1968 * tree-flow.h (replace_uses_by): Declare.
1970 2005-05-17 Ziemowit Laski <zlaski@apple.com>
1971 Mike Stump <mrs@apple.com>
1973 Yet more Objective-C++...
1975 * c-common.h (objc_finish_try_stmt): Add.
1976 (objc_build_synchronized): Add.
1977 (objc_generate_write_barrier): Add.
1978 * stub-objc.c (objc_build_synchronized): Add return value.
1979 (objc_finish_try_stmt): Likewise.
1980 (objc_generate_write_barrier): Add.
1982 * c-common.h (objc_rewrite_function_call): Add.
1983 * c-typeck.c (build_function_call): Allow objc to rewrite
1985 (build_modify_expr): Allow objc to generate write barriers.
1986 * c.opt (Wassign-intercept): Add.
1987 (Wstrict-selector-match): Add.
1988 (fobjc-call-cxx-cdtors): Add.
1989 (fobjc-direct-dispatch): Add.
1991 * dbxout.c (get_lang_number): Add Objective-C++ support.
1992 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
1993 (-Wstrict-selector-match): Likewise.
1994 (-fobjc-direct-dispatch): Likewise.
1995 (-Wassign-intercept): Likewise.
1996 (Overall Options): Likewise.
1997 * gengtype.c (get_output_file_with_visibility): Likewise.
1998 * stub-objc.c (objc_rewrite_function_call): Add.
1999 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2001 * c-common.c (flag_objc_exceptions): Remove.
2002 (flag_objc_sjlj_exceptions): Remove.
2003 * c-decl.c (objc_mark_locals_volatile): Don't change decls
2004 that are already ok.
2005 * c-opts.c (c_common_handle_option, case
2006 OPT_fobjc_exceptions): Remove.
2007 (case OPT_fobjc_sjlj_exceptions): Remove
2008 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2009 (fobjc-exceptions): Likewise.
2010 (fobjc-sjlj-exceptions): Likewise.
2011 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2012 (OFFS_ASSIGNIVAR_FAST): Add.
2014 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2016 * config/sparc/sparc.md (movhi): Do not test constness
2017 of operand #1 twice.
2019 (movdi): Unconditionally accept zero as second operand
2020 when the first is memory.
2021 (movdi_insn_sp32): Handle above case.
2022 (DImode splitter): Use predicates.
2023 (DImode splitter): Use const_zero_operand predicate.
2024 (movsf_insn): Swap 2 alternatives.
2026 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2028 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2029 expand_simple_operations to bases of the ivs.
2030 (tree_int_cst_sign_bit): Export.
2031 * tree-flow.h (expand_simple_operations): Declare.
2032 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2033 tree_int_cst_sign_bit.
2034 (expand_simple_operations): Export.
2035 * tree.h (tree_int_cst_sign_bit): Declare.
2037 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2039 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2041 (replace_uses_by): New function.
2042 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2043 * tree-flow.h (fold_stmt_inplace): Declare.
2044 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2045 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2046 info after cfg cleanup.
2048 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2050 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2051 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2054 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2056 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2057 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2058 * timevar.c (timevar_ggc_mem_total): New variable.
2059 (GGC_MEM_BOUND): New constant.
2060 (get_time): Record ggc memory status.
2061 (timevar_accumulate): Accumulate amount of ggc memory.
2062 (timevar_print): Print consumption of ggc memory.
2063 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2064 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2065 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2066 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2067 (timevar_ggc_mem_total): Declare.
2069 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2071 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2074 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2076 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2078 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2079 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2080 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2081 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2082 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2083 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2084 "s<rcond>" and "s<ocond>".
2085 ("b<ocond:code>", "*b<ocond:code>_reversed")
2086 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2087 output statement section.
2089 2005-05-17 Roger Sayle <roger@eyesopen.com>
2091 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2093 2005-05-17 Steven Bosscher <stevenb@suse.de>
2094 Stuart Hastings <stuart@apple.com>
2095 Jan Hubicka <jh@suse.cz>
2096 Dale Johannesen <dalej@apple.com>
2098 * cgraph.h (cgraph_node): Add 'lowered' state.
2099 (cgraph_lower_function): Declare.
2100 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2101 (cgraph_lower_function): New function.
2102 (cgraph_create_edges): Deal with lowered function bodies.
2103 (verify_cgraph_node): Likewise.
2104 (cgraph_analyze_function): Do lowering job.
2105 (cgraph_build_static_cdtor): Likewise.
2106 * function.h (struct function): Add saved_eh and saved_cfg.
2107 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2108 * tree-cfg.c (fold_cond_expr_cond): Export.
2109 * tree-flow.h (fold_cond_expr_cond): Declare.
2110 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2112 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2113 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2114 callee_cfun, block, eh_region, eh_region_offset.
2115 (inlining_p): New predicate.
2116 (remap_decl): Update for new inline_data; declare newly created inline
2117 vars in low gimple way.
2118 (copy_body_r): Update for new datastructure, simplify some of handling
2119 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2120 deal with RESX_EXPRs.
2122 (copy_edges_for_bb): Likewise.
2123 (remap_decl_1): New.
2124 (copy_cfg_body): New.
2125 (copy_generic_body): Rewrite to work on low gimple.
2126 (copy_body): Turn into simple wrapper around copy_cfg_body.
2127 (setup_one_parameter): Insert new statements into given basic block.
2128 (initialize_initialized_parameters): Likewise, reorganize way things are
2130 (declare_return_variable): Update for new inline data datastructure.
2131 (inline_forbidden_p): Work on low gimple.
2132 (estimate_num_insns): Likewise.
2133 (expand_call_inline): Work on CFG.
2134 (push_cfun, pop_cfun): New functions.
2135 (cfun_stack): New stack.
2136 (add_lexical_block): New function.
2137 (gimple_expand_calls_inline): Work on basic block.
2138 (optimize_inline_calls): Likewise.
2139 (clone_body, save_body, unsave_ewpr_now): Update for new
2141 (declare_inline_vars): Work on block instead of bind_expr.
2142 (inlining_p): New predicate.
2143 * tree-inline.h (push_cfun, pop_cfun): Declare.
2144 * tree-optimize.c: Include except.h
2145 (all_lowering_passes): New variable.
2146 (execute_fixup_cfg, pass_fixup_cfg): New pass.
2147 (init_tree_optimization_passes): Move some to all_lowering_passes.
2148 (tree_lowering_passes): New function.
2149 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
2150 * tree-pass.h (tree_lowering_passes): Declare
2152 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2154 * unwind-dw2-fde-darwin.c: Include tsystem.h.
2156 2005-05-17 Jeff Law <law@redhat.com>
2158 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
2159 * tree-ssa-forwprop.c: Include langhooks.h.
2160 (forward_propagate_addr_expr_into_variable_array_index): New.
2161 (forward_propagate_addr_expr): New.
2162 (tree_ssa_forward_propagate_single_use_vars): Loop over all
2163 the statements in the block instead of just the last statement.
2164 Call forward_propagate_addr_expr as needed.
2165 (pass_forwprop): Update the SSA graph after forward propagation is
2168 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2170 * unwind-dw2-fde-glibc.c (base_from_cb_data,
2171 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
2173 * unwind-dw2-fde.c (__deregister_frame_info_bases,
2174 base_from_object, fde_split, end_fde_sort): Likewise.
2175 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
2176 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
2177 uw_init_context_1): Likewise.
2178 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
2179 _Unwind_Resume_or_Rethrow): Likewise.
2180 * unwind-pe.h (__gxx_abort): Do not define.
2181 (size_of_encoded_value, base_of_encoded_value,
2182 read_encoded_value_with_base): Use gcc_unreachable.
2183 * unwind.h (_Unwind_GetTextRelBase): Likewise.
2185 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2187 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
2188 (cfi_end): New macros.
2189 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
2190 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
2191 an eight byte stack frame.
2192 (__NR_tkill): Define.
2193 (__div0): Use gettid tkill on GNU/Linux.
2194 (_arm_return): Add CFI.
2195 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2197 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2199 * configure.ac: Remove spaces around assignment to
2201 * configure: Regenerated.
2203 2005-05-17 David Edelsohn <edelsohn@gnu.org>
2205 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
2206 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
2208 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
2209 Modify aix_struct_return variable, not target_flags.
2210 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
2211 (rs6000_return_in_memory): Test aix_struct_return.
2212 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
2213 independent variable. Report mxl-compat.
2215 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
2217 * config/bfin/bfin.md (eh_return): Add missing DONE.
2219 2005-05-17 Ian Lance Taylor <ian@airs.com>
2221 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
2223 (mode_attr_index): Remove check for defined attribute. Remove
2224 infile parameter. Change all callers.
2225 (apply_mode_maps): Add unknown parameter. Change caller. Always
2226 return after finding attribute.
2227 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
2229 (apply_macro_traverse): Set mtd->unknown_mode_attr.
2230 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
2231 attribute used for a mode.
2233 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2235 * tree-ssa-math-opts.c: New file.
2237 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2239 * tree-ssa-math-opts.c: New file.
2241 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2243 * Makefile.in: Add tree-ssa-math-opts.c.
2244 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
2245 * fold-const.c (distribute_real_division): New.
2246 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
2247 * tree-pass.h (pass_cse_reciprocals): New.
2248 * tree-optimize.c (init_tree_optimization_passes): Run it.
2249 * doc/passes.texi: Document the new pass.
2251 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
2254 * builtins.c (fold_builtin_constant_p): Handle
2255 &"string cst"[0] as constant.
2257 2005-05-17 Richard Henderson <rth@redhat.com>
2259 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
2261 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2264 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
2265 src2 if src2 has been split.
2267 PR tree-optimization/21610
2268 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
2269 returning DECL, call unshare_expr.
2271 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2273 * config/cris/cris.md: Unquote preparation and output statements.
2274 (BWD, WD, BW): New, mode-macros.
2275 (S, s, m, mm, nbitsm1): New, mode-attrs.
2276 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
2277 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
2279 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
2280 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
2281 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
2283 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
2284 ("movdi"): Move misplaced head comment regarding necessity of
2285 movdi from movsi to here.
2286 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
2288 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
2289 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
2290 "*mov_sideqi_biap_mem".
2291 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
2293 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
2294 "*clear_sidehi_biap" and "*clear_sideqi_biap".
2295 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
2296 and "*clear_sideqi".
2297 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
2298 "*ext_sidehisi_biap".
2299 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
2301 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
2302 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
2303 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
2304 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
2305 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
2307 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
2308 "*op_sidehi_biap" and "*op_sidesi_biap".
2309 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
2311 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
2312 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
2313 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
2314 "*op_swap_sidehi" and "*op_swap_sidesi".
2315 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
2316 in the N alternative of "subqi3".
2317 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
2318 "*extophisi_side_biap".
2319 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
2321 ("*extop<mode>si_swap_side_biap"): Replace
2322 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
2323 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
2324 "*extophisi_swap_side".
2325 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
2326 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
2328 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
2329 "mulqihi3", "mulhisi3" and "mulhisi3".
2330 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
2331 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
2333 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
2334 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
2335 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
2336 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
2337 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
2338 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
2339 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
2340 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
2341 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
2342 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
2343 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
2344 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
2346 ("abs<mode>2"): Replace "abshi2" and "absqi2".
2347 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
2349 ("b<ocond>"): Replace "bgt" and "ble".
2350 ("b<rcond>"): Replace "blt" and "bge".
2351 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
2352 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
2354 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
2356 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
2358 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
2360 ("s<rcond>"): Replace "sge" and "slt".
2361 ("s<ocond>"): Replace "sgt" and "sle".
2362 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
2363 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
2364 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
2365 clear.w [rx=rx+i] and clear.b [rx=rx+i].
2367 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2369 * varasm.c (struct constant_descriptor_tree): Add hash field.
2370 (const_desc_hash): Just return hash field.
2371 (const_desc_eq): If hash values are different, return 0 immediately.
2372 (output_constant_def): Compute hash field of temporary key, use
2373 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
2374 newly built constant descriptor.
2375 (lookup_constant_def): Compute hash field of temporary key, use
2376 htab_find_with_hash instead of htab_find.
2378 2005-05-16 Richard Henderson <rth@redhat.com>
2380 * config/i386/sse.md (mulv4si3): New.
2382 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2384 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
2385 tests for noncanonical versions of reg+constant and
2388 2005-05-16 Richard Henderson <rth@redhat.com>
2389 Steven Bosscher <stevenb@suse.de>
2392 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
2393 maybe_clean_eh_stmt; take old stmt parameter. Update EH
2394 region data structure to match replacement.
2395 * tree-flow.h: Update to match.
2396 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2397 * tree-ssa-dom.c (optimize_stmt): Likewise.
2398 * tree-ssa-pre.c (eliminate): Likewise.
2399 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
2401 2005-05-16 Caroline Tice <ctice@apple.com>
2403 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
2404 internal_error with gcc_assert.
2405 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
2406 * function.h (struct function): Remove space between "*" and
2408 * varasm.c (initialize_cold_section_name): Add gcc_assert;
2409 modify to use alloca.
2410 (unlikely_text_section): Add check for flag_function_sections.
2411 (assemble_start_function): Move call to resolve_section, so it
2412 comes before first call to unlikely_text_section.
2413 (assemble_end_function): Add test and call to function_section
2416 2005-05-16 Roger Sayle <roger@eyesopen.com>
2418 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
2419 instead of build_binary_op when performing code transformations
2420 to avoid error messages about constructs not it the user's code.
2422 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2424 * tree-ssa-pre.c: Fix a comment typo.
2426 2005-05-16 Richard Henderson <rth@redhat.com>
2429 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
2430 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
2431 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
2432 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
2433 add_tprel22): Remove mode from symbolic operand.
2435 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2437 * optc-gen.awk: Include intl.h after the externally-provided files.
2439 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2441 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
2442 folding a COND_EXPR_COND in a nondestructive manner.
2444 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
2446 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
2447 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
2448 New values for vec_select definitions and bitmask for element
2451 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2453 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
2454 Change the type to VEC(rtx,gc)*.
2455 (mem_loc_descriptor, add_const_value_attributes,
2456 dwarf2out_init): Adjust uses of used_rtx_varray.
2458 * tree-data-ref.c (compute_all_dependences): Change the type
2459 of dependence_relations to VEC(ddr_p,heap)**.
2460 (compute_data_dependences_for_loop): Change the type of
2461 allrelations to VEC(ddr_p,heap)*.
2463 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2465 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
2466 system.h, coretypes.h and tm.h.
2467 (options.o): Update dependencies accordingly.
2468 * optc-gen.awk: Allow header_name to be a list of filenames.
2469 Handle the "Condition" flag.
2470 * opts.h (CL_DISABLED): New flag.
2471 * opts.c (handle_option): Print an error for CL_DISABLED options.
2472 * doc/options.texi: Document the "Condition" option flag.
2474 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
2476 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2478 2005-05-15 Roger Sayle <roger@eyesopen.com>
2480 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
2481 check for TREE_OVERFLOW on INTEGER_CST trees.
2482 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
2483 CONSTANT_CLASS_P tree nodes.
2485 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
2488 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2490 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
2492 Fix PR tree-optimization/21576
2494 * tree-ssa-pre.c (expression_node_pool): New pool.
2495 (comparison_node_pool): Ditto.
2496 (list_node_pool): Ditto.
2497 (pool_copy_list): New function.
2498 (phi_translate): Handle CALL_EXPR.
2499 (valid_in_set): Ditto.
2500 (create_expression_by_pieces): Ditto.
2501 (insert_into_preds_of_block): Ditto.
2502 (insert_aux): Ditto.
2503 (compute_avail): Ditto.
2504 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
2505 (can_value_number_call): New function.
2506 (find_leader): Update comment.
2507 (init_pre): Create new pools.
2508 (fini_pre): Free new pools.
2509 (pass_pre): Add TODO_update_ssa for the future when we are going
2511 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
2512 (set_value_handle): Ditto.
2513 (get_value_handle): Ditto.
2515 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
2517 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
2519 2005-05-15 Andreas Jaeger <aj@suse.de>
2521 * gcc.c (pfatal_pexecute): Remove unused local function.
2523 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
2525 * optc-gen.awk: Remove excess indentation.
2526 * opth-gen.awk: Likewise.
2528 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
2530 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
2531 of basic_block_info. Call init_flow and find_basic_blocks
2532 before dbr_schedule if needed.
2534 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2536 * tree-optimize.c (init_tree_optimization_passes): Move
2537 pass_cd_dce in place of the last pass_dce.
2539 PR tree-optimization/21563
2540 * tree-vrp.c (compare_value): Return boolean_false_node when
2541 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
2542 strictly larger than CST.
2544 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
2545 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2547 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
2549 (rev_cond_name) Likewise.
2550 (vax_float_literal) Likewise.
2551 * config/vax/vax.md: Likewise.
2553 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2555 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
2556 registers and use them (specifically the stack pointer).
2557 * config/vax/vax.h: Use above defines right here.
2559 * config/vax/vax.c: (override_options) Remove 'register' keyword.
2560 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
2561 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
2563 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
2564 mostly removal of trailing spaces...
2565 * config/vax/vax-modes.def: Remove trailing whitespace.
2567 * config/vax/elf.h: Update whitespace.
2569 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2572 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2573 * fold-const.c (fold_indirect_ref_1): Avoid removing
2574 NOP_EXPRs with type qualifiers like const.
2576 2005-05-14 Jan Hubicka <jh@suse.cz>
2578 Patch by Richard Henderson:
2579 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2580 Handle RESX expressions properly.
2582 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
2583 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
2584 (remove_stmt_from_eh_region_fn): Likewise.
2586 * tree-cfg.c (execute_warn_function_return): Break out noreturn
2588 (execute_warn_function_noreturn): ... here.
2589 (pass_warn_function_noreturn): New pass.
2590 * tree-pass.h (pass_warn_function_noreturn): Declare
2591 * tree-optimize.c (init_tree_optimization_passes): Move return
2592 warnings early and add noreturn warnings at place of previous
2595 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2597 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
2598 root_var_init, type_var_init): Use VEC instead of VARRAY.
2599 * tree-ssa-live.h (tree_partition_associator_d): Change the
2600 type of trees to VEC(tree,heap)*.
2601 (tpa_tree): Use VEC instead of VARRAY.
2603 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2605 * fold-const.c (div_if_zero_remainder): New function.
2606 (try_move_mult_to_index): Use it.
2608 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2610 * tree-eh.c (leh_tf_state): Change the type of dest_array to
2612 (maybe_record_in_goto_queue, lower_try_finally_onedest,
2613 lower_try_finally_copy, lower_try_finally_switch,
2614 lower_try_finally): Use VEC instead of VARRAY.
2616 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
2618 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
2619 comment regarding defined register classes.
2620 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
2622 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2624 * tree-optimize.c (init_tree_optimization_passes): Move
2625 pass_merge_phi before the first pass_dominator.
2627 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
2629 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
2632 2005-05-13 Josh Conner <jconner@apple.com>
2634 * config/arm/arm.c (arm_size_return_regs): New.
2635 (thumb_unexpanded_epilogue): replace in-line calculation
2636 of return registers with call to arm_size_return_regs.
2637 (use_return_insn): Include test of which registers are
2638 being used to hold return values, to accommodate
2639 vector return values.
2641 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
2643 * config/rs6000/sysv4.opt (mlittle): Handle.
2645 * config/rs6000/rs6000.c (rs6000_handle_option): Set
2646 target_flags_explicit when appropriate.
2648 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2650 PR middle-end/20714:
2651 * optabs.c (no_conflict_data): New struct.
2652 (no_conflict_move_test): New function.
2653 (emit_no_conflict_block): Use it.
2655 2005-05-13 Adam Nemet <anemet@lnxw.com>
2657 * doc/invoke.texi (Debugging Options): Option
2658 -fdump-translation-unit only works with C++ now.
2660 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2662 Replace calls to abort in CRIS port.
2663 * config/cris/cris.h (CRIS_ASSERT): New macro.
2664 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
2665 internal_error instead of abort.
2666 ("movsi"): Ditto. Unquote preparation statement section.
2667 ("call", "call_value"): Ditto, but use gcc_assert where
2668 appropriate. Tweak comments.
2669 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
2671 (cris_op_str): Call internal_error, not abort.
2672 (cris_print_operand): Tweak "abort" reference to "die" in comment.
2673 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
2674 (cris_notice_update_cc): Call internal_error, not abort.
2675 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
2676 (cris_emit_movem_store, cris_asm_output_symbol_ref)
2677 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
2678 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
2679 ENABLE_CHECKING-guarded abort call.
2680 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
2681 Use internal_error at end of test-chain.
2683 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2685 PR rtl-optimization/20769:
2686 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
2687 pattern emitted by expand_nl_goto_receiver.
2689 PR middle-end/20793:
2690 * integrate.c (allocate_initial_values): Update register liveness
2693 2005-05-13 Josh Conner <jconner@apple.com>
2695 * arm.c (arm_return_in_memory): Add handling for vector return types.
2697 2005-05-13 David Ung <davidu@mips.com>
2699 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
2701 * config/mips/mips.c: Add 4km alias.
2702 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
2703 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
2706 2005-05-13 Jan Hubicka <jh@suse.cz>
2708 * c-decl.c (finish_function): Suppress "control reaches end of
2709 non-void function" when "no return statement in function
2710 returning non-void" is issued.
2712 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
2713 * tree-optimize.c (pass_gimple): Kill.
2714 (init_tree_optimization_passes): Kill pass_gimple.
2715 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
2716 * tree-dump.c (dump_files): Rename .generic to .gimple.*
2718 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2720 PR rtl-optimization/20756:
2721 * basic-block.h (PROP_DEAD_INSN): Define.
2722 * flow.c (propagate_one_insn): Set during mark_set_regs call
2724 (mark_set_1): Emit a clobber when we are about to delete a dead insn
2725 that kills a live register.
2727 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
2729 * config/s390/s390.md: ("DBL"): New mode attribute.
2730 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
2731 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
2732 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
2734 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
2736 * c-format.c (check_format_arg): Handle string literals of
2737 the form &"string"[offset].
2739 * g++.dg/warn/format4.C: New testcase.
2741 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
2743 * config/mips/3000.md, config/mips/4000.md,
2744 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
2745 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
2746 config/mips/generic.md, config/pdp11/pdp11.md,
2747 config/sh/crt1.asm, config/sh/lib1funcs.asm,
2748 config/sh/sh-modes.def, config/sh/sh-protos.h,
2749 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
2751 2005-05-13 Richard Henderson <rth@redhat.com>
2753 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
2754 addition to move unless dest is a register. Do not skip
2755 instantiation in dest on addition simplification.
2757 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2759 * config/cris/cris.c (cris_print_operand) <case 'H'; case
2760 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
2761 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
2763 2005-05-13 Jan Hubicka <jh@suse.cz>
2765 * basic-block.h (FOR_ALL_BB_FN): New macro.
2766 (init_flow): Initialize cfg structure.
2767 * function.c (allocate_struct_function): Do not initialize cfg structure.
2768 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
2769 (build_tree_cfg): ... here.
2770 * tree-flow.h (init_empty_tree_cfg): Declare.
2772 2005-05-12 Steven Bosscher <stevenb@suse.de>
2774 Fix PR tree-optimization/21520
2775 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
2776 to attempt to fold constants.
2778 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2780 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
2781 only when TARGET_ADJUST_UNROLL_MAX is defined.
2782 (general_movsrc_operand): Use the C style comment.
2783 (ua_offset): Use prototype.
2785 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
2787 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
2788 (struct hmr_data, hoist_memory_reference, memref_del,
2789 struct fmrv_data): Removed.
2790 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
2791 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
2793 (find_more_ref_vops): Traverse the list of memory references.
2794 (determine_lsm_loop): Work with the list of memory references instead
2795 of traversing the hashtable.
2797 2005-05-12 Steven Bosscher <stevenb@suse.de>
2798 Stuart Hastings <stuart@apple.com>
2799 Jan Hubicka <jh@suse.cz>
2801 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
2802 duplicate_eh_regions): New functions, based on old
2803 implementation removed with RTL inliner.
2804 (reachable_next_level): Modify behaviour pre-inline.
2805 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
2807 * function.h (struct function): Add after_inlining flag.
2808 * tree-optimize.c (tree_rest_of_compilation): Set it.
2809 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
2811 * tree-cfg.c (label_to_block_fn): Deal with cases where
2812 label was never insterted into code.
2814 2005-05-12 Zack Weinberg <zack@codesourcery.com>
2816 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
2818 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
2820 Fix PR tree-optimization/21532
2821 * tree-ssa-pre.c (create_expression_by_pieces): stmt
2822 needs to go onto the inserted_exprs list.
2824 2005-05-12 Ian Lance Taylor <ian@airs.com>
2826 * c-common.h (statement_code_p): Don't declare.
2827 (STATEMENT_CODE_P): Don't define.
2828 (INIT_STATEMENT_CODES): Don't define.
2829 * c-common.c (statement_code_p): Don't define.
2831 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2833 * config/sparc/sparc.h: Remove dead code.
2834 * config/sparc/sparc.c (sparc_compute_frame_size): Use
2835 FIRST_PARM_OFFSET for the size of the register window area.
2836 (emit_save_regs): Rename into emit_save_or_restore_regs.
2837 Add 'action' parameter. Use 4095 as upper bound for the offset.
2838 Pass 'action' to save_or_restore_regs.
2839 (emit_restore_regs): Delete.
2840 (sparc_expand_prologue): Call emit_save_or_restore_regs.
2841 (sparc_expand_epilogue): Likewise.
2842 * config/sparc/sparc.md (mode macro P): Move.
2843 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
2844 (mov<V32:mode> expander): Move to the top of the V32 section.
2845 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
2846 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
2847 (sibcall_epilogue): Move.
2849 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2852 * arm.c (arm_gen_constant): Sign-extend intermediate values when
2853 synthesizing a constant of the difference of two immediates.
2855 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2857 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
2858 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
2859 the alternatives using integer registers into the appropriate
2862 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2864 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
2865 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
2866 * bitmap.h: Fixed comments.
2868 2005-05-11 Richard Henderson <rth@redhat.com>
2871 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
2872 (ia64_cannot_force_const_mem): New.
2873 (tls_symbolic_operand_type): New.
2874 (ia64_legitimate_constant_p): New.
2875 (ia64_expand_load_address): Return true on success. Improve
2876 checks for when we should not split.
2877 (ia64_expand_tls_address): New addend operand. Distribute it
2878 as appropriate to the tls_kind. Delay referencing gp.
2879 (ia64_expand_move): Split symbolic addend as necessary. Handle
2880 tls symbols with addends.
2881 * config/ia64/ia64-protos.h: Update.
2882 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
2883 p0, f0, f1, and r13.
2884 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
2885 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
2886 (symbolic_operand splitter): Pass everything through
2887 ia64_expand_load_address and FAIL or DONE as appropriate.
2888 (load_fptr): Only accept after reload.
2889 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
2890 load_symptr_low, load_ltoff_dtpmod,
2892 (load_dtprel): Only accept tls symbols.
2893 (load_dtprel64, load_dtprel22): Likewise.
2894 (load_tprel, load_tprel64, load_tprel22): Likewise.
2895 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
2896 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
2897 (add_dtprel14, add_dtprel22): Likewise.
2898 (add_tprel, add_tprel14, add_tprel22): Likewise.
2899 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
2900 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
2901 (got_symbolic_operand): Check CONST offsets.
2902 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
2903 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
2904 (move_operand): Don't handle tls here. Check CONST offsets.
2906 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2908 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
2909 Remove hilo_operand check.
2910 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
2911 * config/mips/predicates.md (hilo_operand): Delete.
2913 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2915 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
2917 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2919 PR tree-optimizer/18472
2920 * tree-if-conv.c (tree_if_convert_stmt,
2921 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
2923 2005-05-11 Jan Hubicka <jh@suse.cz>
2925 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
2926 (GTFILES): add except.h.
2927 * except.c (eh_status): Add throw_stmt_table.
2928 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
2929 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
2930 lookup_stmt_eh_region_fn): Declare.
2931 (throw_stmt_node): New structure.
2932 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
2933 * gengtype.c (open_base_files): Add except.h to inlines.
2934 * tree-eh.c (throw_stmt_node): Kill.
2935 (record_stmt_eh_region): Update.
2936 (add_stmt_to_eh_region_fn): Break out from ...
2937 (add_stmt_to_eh_region): ... here.
2938 (remove_stmt_from_eh_region_fn): Break out from ...
2939 (remove_stmt_from_eh_region): ... here.
2940 (lookup_stmt_eh_region_fn): Break out from ...
2941 (lookup_stmt_eh_region): ... here.
2942 (honor_protect_cleanup_actions): Use build_resx.
2943 (lower_try_finally_onedest): Likewise.
2944 (lower_try_finally_copy): Likewise.
2945 (lower_try_finally_switch): Likewise.
2946 (lower_eh_constructs): Update eh table construction.
2947 * tree.c (build_resx): New.
2948 * tree.h (build_resx): Declare.
2950 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
2952 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
2955 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2957 * fold-const.c, libgcov.c: Fix comment typos.
2959 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
2962 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
2964 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2965 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
2967 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
2969 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
2972 * crtstuff.c: Include auto-host.h again, for now.
2974 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2976 * config/mips/24k.md: Remove trailing whitespace.
2978 2005-05-11 David Ung <davidu@mips.com>
2980 * config/mips/mips.md (type): Add imul3.
2981 (length, hazard, may_clobber_hilo): Check for imul3.
2982 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
2983 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
2984 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
2985 for a 3 operand mul and its bypasses.
2986 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
2987 * config/mips/4000.md (r4k_imul): Likewise.
2988 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
2989 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
2990 (vr4130_muldi): Likewise.
2991 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
2992 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
2993 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
2994 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
2995 (ir_vr54_imadd_si): Likewise.
2996 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
2997 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
2998 (rm7_impy_di): Likewise.
2999 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
3000 * config/mips/generic.md (generic_imul): Likewise.
3001 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3002 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
3004 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
3006 PR middle-end/20371:
3007 * tree.h (record_layout_info_s): New member prev_packed.
3008 * stor-layout.c (update_alignment_for_field): Fix comment about
3009 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
3010 we start it properly aligned.
3011 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3012 to update_alignment_for_field, and recompute it afterwards using
3013 the alignment of the record.
3014 When a packed bitfield precedes an MS bitfield, don't add padding
3015 at the end of the packed bitfield on behalf of the base type of
3016 the packed bit field.
3017 Don't adjust rli->bitpos at the end
3018 of an MS bitfield run if we already adjusted bitpos/offset for an
3019 alignment as large or larger than the bitfield type size.
3020 Take possible record alignment > BIGGEST_ALIGNMENT into account
3021 when calculating actual_align.
3022 Only put packed buit fields into rli->prev_field if they end up
3024 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3025 Update rli->remaining_in_alignment when we have already started a
3026 run of bit fields and we process a packed bit field.
3028 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3030 * tree-data-ref.c (find_data_references_in_loop): Give up when
3031 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3032 may embed arbitrary side effects.
3033 Remove the assumption that GIMPLE form contains a single array
3034 access per statement.
3035 When the statement contains virtual operands, fail if it is not
3036 a MODIFY_EXPR or a CALL_EXPR.
3037 Return after the dont know node is inserted.
3039 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3041 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3043 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3046 PR tree-optimization/19639
3047 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3048 and generic summands for char* as s * delta, too, folding &a[i]
3049 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3050 for comparison of steps. Convert types for index addition.
3051 (fold_binary): Adjust the callers to always dispatch to
3052 try_move_mult_to_index.
3053 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3054 expr with non-gimple ARRAY_REF offset.
3056 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3058 * fold-const.c (fold_indirect_ref_1): Avoid removing
3059 NOP_EXPRs with type qualifiers like const.
3061 2005-05-11 Richard Henderson <rth@redhat.com>
3064 * c-decl.c (finish_decl): Propagate the completed array type of
3065 a global variable into the binding.
3067 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3069 * Makefile.in (gtype-desc.o, build/genautomata.o)
3070 (build/varray.o): Depend on $(VARRAY_H).
3072 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3074 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3075 optimization passes to do an initial batch of scalar cleanups.
3077 2005-05-10 Ian Lance Taylor <ian@airs.com>
3079 * read-rtl.c (struct macro_traverse_data): Define.
3080 (map_attr_string): New static function, broken out of
3081 apply_macro_to_string.
3082 (mode_attr_index, apply_mode_maps): New static functions.
3083 (apply_macro_to_string): Call map_attr_string.
3084 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3086 (apply_macro_traverse): Expect data to point to a struct
3087 macro_traverse_data.
3088 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3089 to pass data through htab_traverse.
3090 (read_rtx_1): Add mode_maps parameter. Change all callers.
3091 Handle mode names which are attribute strings.
3092 * doc/md.texi (Substitutions): Rename from String Substitutions.
3093 Change references. Document using attributes as modes.
3095 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3097 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3098 * tree-optimize.c (init_tree_optimization_passes) Swap
3099 pass_ch and pass_profile.
3100 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3101 here. Remove rewrite_into_loop_closed_ssa call.
3103 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3105 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3107 (legitimate_reload_constant_p): Add check for const double zero.
3108 * config/s390/s390.md: Add comment for constraint letter 'G'.
3109 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3110 attributes for new case.
3111 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3112 s390_const_double_ok_for_constraint_p.
3113 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3116 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3118 PR tree-optimization/21170
3119 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3120 rewrite_ssa_into_ssa in comments with update_ssa.
3122 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3124 * tree-ssa-loop-im.c: Include hashtab.h.
3125 (struct mem_ref_loc): New.
3126 (struct mem_ref): Describe the set of references with the same
3128 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3129 maybe_queue_var, fem_single_reachable_address,
3130 for_each_memref, single_reachable_address,
3131 is_call_clobbered_ref, determine_lsm_reg): Removed.
3132 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3133 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3134 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3136 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
3137 (determine_lsm_loop): Rewritten.
3138 (determine_lsm): Do not set stmt uids.
3140 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3142 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
3145 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3147 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
3148 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
3149 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
3151 2005-05-10 Jeff Law <law@redhat.com>
3153 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
3154 thread_across_edge for any abnormal edges.
3156 2005-05-10 Richard Henderson <rth@redhat.com>
3158 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
3159 * config/ia64/ia64-protos.h: Declare it.
3160 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
3161 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
3162 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
3163 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
3164 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
3165 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
3166 extend result; use release semantics.
3167 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
3168 (sync_val_compare_and_swap_<IMODE>): Update to match.
3170 2005-05-10 Richard Henderson <rth@redhat.com>
3172 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
3173 before comparing it for success.
3175 2005-05-10 Richard Henderson <rth@redhat.com>
3177 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
3178 no return value pattern.
3180 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
3181 H.J. Lu <hongjiu.lu@intel.com>
3183 * libgcov.c (create_file_directory): New function. Create
3184 directory for the given file name.
3185 (gcov_max_filename): New static var. Keeps size of the longest
3187 (gcov_exit): Always try to create directory for output
3188 file. Relocate each filename basing on environment vars.
3189 (__gcov_init): Remember the longest file name.
3190 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
3191 * doc/gcov.texi (Cross-profiling): New node documenting
3192 cross-profiling management.
3193 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
3195 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3197 * config/sparc/sparc.c (mem_min_alignment): Do not rely
3198 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
3200 2005-05-10 Bob Wilson <bob.wilson@acm.org>
3202 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
3203 case code to avoid one move instruction.
3204 (__umodsi3, __modsi3): Merge duplicated code sequences.
3206 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3208 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
3209 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
3210 * doc/invoke.texi: Fix typos.
3212 * tree-data-ref.c (analyze_array_indexes, analyze_array,
3213 init_data_ref, access_functions_are_affine_or_constant_p,
3214 free_data_refs): Use VEC instead of VARRAY.
3215 * tree-data-ref.h (data_reference): Change the type of
3216 access_fns to VEC(tree,gc)*.
3217 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
3219 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
3222 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
3223 * fold-const.c (fold): Expand the condition of reducing cond_expr.
3224 (contains_label_1, contains_label_p): New functions for checking
3225 labels in a sub-tree.
3227 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3230 * c-decl.c (pushdecl): When there is a declaration in the current
3231 scope and the declarations are external linkage, check for
3232 compatibility with the type in the external scope and update the
3233 type in the external scope with the composite type information.
3234 Do not form a composite type of the new type and the visible type
3235 if they are incompatible.
3237 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3239 * crtstuff.c: Revert part of 2005-05-08 Change.
3240 (IN_LIBGCC2): Define.
3242 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3244 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
3245 remove redundant test.
3246 (fp_mov_p): Accept 0.
3247 (fp_high_losum_p): Remove redundant test.
3248 * config/sparc/predicates.md (const_high_operand): Explicitly test
3249 (not small_int_operand).
3250 (fp_const_high_losum_operand): New.
3251 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
3252 (movdi_insn_sp32_v9): Use canonical predicates.
3253 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
3254 (movdi_insn_sp64_novis): Delete.
3255 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
3256 (movsf_insn_novis): Delete.
3257 (movsf_insn_vis): Rename into movsf_insn.
3258 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
3259 (movsf_lo_sum): Use fp_const_high_losum_operand.
3260 (movsf_high): Likewise.
3261 (movsf_high_losum splitter): Likewise.
3262 (mov<V32:mode> expander): Use register_or_zero_operand.
3263 (mov<V64:mode> expander): Likewise.
3264 (movdf_insn_sp32): Use register_or_zero_operand.
3265 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
3266 Rename into movdf_insn_sp32_no_fpu.
3267 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
3268 Rename into movdf_insn_sp32_v9_no_fpu.
3269 (movdf_insn_v9only_novis): Delete.
3270 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
3271 (movdf_insn_sp64_novis): Delete.
3272 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
3273 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
3274 Rename into movdf_insn_sp64_no_fpu.
3275 (movtf expander): Use register_or_zero_operand.
3276 (movtf_insn_sp32): Delete.
3277 (movtf_insn_vis_sp32): Use register_or_zero_operand.
3278 Rename into movtf_insn_sp32.
3279 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
3280 Rename into movtf_insn_sp32_no_fpu.
3281 (movtf_insn_hq_sp64): Delete.
3282 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
3283 Rename into movtf_insn_sp64_hq.
3284 (movtf_insn_sp64): Delete.
3285 (movtf_insn_vis_sp64): Use register_or_zero_operand.
3286 Rename into movtf_insn_sp64.
3287 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
3288 Rename into movtf_insn_sp64_no_fpu.
3290 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3292 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
3293 gcc_assert and gcc_unreachable as appropriate.
3294 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
3295 xstormy16_output_cbranch_si, xstormy16_split_move,
3296 xstormy16_initial_elimination_offset,
3297 xstormy16_encode_section_info, xstormy16_print_operand_address,
3298 xstormy16_expand_call, xstormy16_expand_arith,
3299 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
3301 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3303 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
3304 const_copies to VEC(tree,heap)*.
3305 (new_elim_graph, delete_elim_graph, elim_graph_size,
3306 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
3309 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3312 * doc/extend.texi (Type Attributes): Correct example syntax.
3314 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
3317 * doc/invoke.texi (-Wuninitialized): Update documentation.
3319 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3321 * arm.c (const_ok_for_arm): Use a faster algorithm.
3323 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3326 * config/rs6000/rs6000.md (add_op2): New.
3327 (add<mode>3): Use it.
3329 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3331 * arm.c (arm_gen_constant): Add new heuristic for generating
3332 constant integers that can be expressed as the difference of two
3335 2005-05-09 Roger Sayle <roger@eyesopen.com>
3337 * c-tree.h (parser_build_unary_op): New prototype.
3338 * c-typeck.c (parser_build_unary_op): New function to construct
3339 a unary operation in the C parser.
3340 * c-parser.c (c_parser_unary_expression): Use the new function
3341 parser_build_unary_op when appropriate.
3343 2005-05-09 Mark Mitchell <mark@codesourcery.com>
3346 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
3347 before outputting DWARF_FRAME_RETURN_COLUMN.
3349 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3351 * config/s390/s390.c: (s390_branch_condition_mask,
3352 s390_branch_condition_mnemonic, s390_extra_constraint_str,
3353 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
3354 legitimize_pic_address, s390_emit_tls_call_insn,
3355 legitimize_tls_address, legitimize_tls_address,
3356 s390_expand_addcc, print_shift_count_operand, print_operand,
3357 addr_generation_dependency_p, annotate_constant_pool_refs,
3358 s390_split_branches, find_constant_pool_ref,
3359 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
3360 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
3361 s390_output_pool_entry, s390_function_value,
3362 s390_call_saved_register_used, s390_emit_call): Replace
3363 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
3364 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
3365 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
3366 get_some_local_dynamic_name, s390_function_arg_size,
3367 s390_function_arg_advance, s390_function_arg,
3368 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
3369 default case by gcc_unreachable.
3370 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
3371 conditional abort by gcc_assert.
3372 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
3373 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
3375 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3377 * config/s390/s390.c: (s390_decompose_address,
3378 tls_symbolic_operand, legitimate_pic_operand_p,
3379 legitimate_constant_p, legitimate_reload_constant_p,
3380 s390_expand_plus_operand, legitimate_address_p,
3381 legitimate_la_operand_p, ): Remove 'register' from signature.
3382 (symbolic_reference_mentioned_p,
3383 tls_symbolic_reference_mentioned_p): Remove 'register' from local
3384 variable declarations.
3385 (legitimize_address): Remove 'register' from
3386 signature and local variable declarations.
3388 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3390 * config/s390/s390-protos.h: (s390_match_ccmode,
3391 s390_match_ccmode_set, reg_used_in_mem_p,
3392 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3393 legitimate_la_operand_p, preferred_la_operand_p,
3394 s390_short_displacement, addr_generation_dependency_p,
3395 legitimate_reload_constant_p, legitimate_address_p): Change return type
3397 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3398 * config/s390/s390.c: (s390_match_ccmode,
3399 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3400 legitimate_reload_constant_p): Change return type into 'bool'.
3401 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
3402 Likewise. Additionally adapted comment.
3403 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
3404 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3405 (s390_decompose_address): Change the type of the internal flags
3406 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
3407 (struct s390_address): Change type of "pointer" into bool.
3408 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
3409 Adapt calls for 's390_tm_ccmode' to the new signature.
3411 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3413 * config/s390/s390.c: (s390_match_ccmode_set,
3414 s390_branch_condition_mnemonic, s390_short_displacement,
3415 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
3416 print_shift_count_operand, get_some_local_dynamic_name,
3417 get_some_local_dynamic_name_1, reg_used_in_mem_p,
3418 addr_generation_dependency_p, s390_split_branches,
3419 annotate_constant_pool_refs, find_constant_pool_ref,
3420 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
3421 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
3422 s390_register_info, s390_frame_info, s390_init_frame_layout,
3423 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
3424 restore_gprs, s390_function_arg_size, s390_function_arg_float,
3425 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
3426 s390_encode_section_info, s390_cannot_force_const_mem,
3427 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
3428 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
3429 s390_adjust_priority, s390_issue_rate,
3430 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
3431 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
3432 s390_build_builtin_va_list, s390_gimplify_va_arg,
3433 s390_function_ok_for_sibcall, s390_call_saved_register_used,
3434 s390_pass_by_reference, s390_fixed_condition_code_regs,
3435 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
3436 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
3437 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
3438 s390_add_pool_insn, s390_find_pool, s390_add_constant,
3439 s390_find_constant, s390_add_execute, s390_find_execute,
3440 s390_execute_label, s390_execute_target, s390_dump_pool,
3441 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
3442 Move target macro definitions to the end of the file. Move several
3443 functions within the file to assure correct compiling.
3445 2005-05-09 Steven Bosscher <stevenb@suse.de>
3447 * calls.c (purge_reg_equiv_notes): Remove, fold into...
3448 (fixup_tail_calls): ...here. Only look at insns between the
3449 start of the function and the FUNCTION_BEG insn note.
3451 * gcse.c (one_cprop_pass): Fix typos in dumps.
3453 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
3455 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3457 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
3458 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
3459 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
3460 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
3462 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
3463 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
3464 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
3467 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3469 * config/s390/s390.md: ("gf") New mode attribute.
3470 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
3471 "fixuns_truncsfsi2"): Merge.
3472 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
3473 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
3474 "fix_truncsfsi2_ieee"): Merge.
3476 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3478 * config/s390/s390.md: ("FPR") New mode macro.
3479 ("de", "dee"): New mode attributes.
3480 ("cmpdf", "cmpsf"): Merge.
3481 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
3482 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
3483 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
3484 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
3485 ("floatdidf2", "floatdisf2"): Merge.
3486 ("adddf3", "addsf3"): Merge.
3487 ("*adddf3", "*addsf3"): Merge.
3488 ("*adddf3_cc", "*addsf3_cc"): Merge.
3489 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
3490 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
3491 ("subdf3", "subsf3"): Merge.
3492 ("*subdf3", "*subsf3"): Merge.
3493 ("*subdf3_cc", "*subsf3_cc"): Merge.
3494 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
3495 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
3496 ("muldf3", "mulsf3"): Merge.
3497 ("*muldf3", "*mulsf3" "): Merge.
3498 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
3499 ("*fmadddf", "*fmaddsf"): Merge.
3500 ("*fmsubdf", "*fmsubsf"): Merge.
3501 ("divdf3", "divsf3"): Merge.
3502 ("*divdf3", "*divsf3"): Merge.
3503 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
3504 ("negdf2", "negsf2"): Merge.
3505 ("*negdf2_cc", "*negsf2_cc"): Merge.
3506 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
3507 ("*negdf2", "*negsf2"): Merge.
3508 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
3509 ("absdf2", "abssf2"): Merge.
3510 ("*absdf2_cc", "*abssf2_cc"): Merge.
3511 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
3512 ("*absdf2", "*abssf2"): Merge.
3513 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
3514 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
3515 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
3516 ("*negabsdf2", "*negabssf2"): Merge.
3517 ("sqrtdf2", "sqrtsf2"): Merge.
3519 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3521 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
3523 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
3524 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
3525 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3526 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
3528 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
3529 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
3530 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
3531 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
3532 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
3533 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
3534 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
3535 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
3536 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
3537 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
3538 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
3539 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
3540 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
3541 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
3542 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
3543 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
3545 ("*divsf3"): Additionally rename second pattern to
3547 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3548 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
3549 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
3550 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
3551 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
3552 'type values' and rename 'type' value.
3553 ("*addsf3"): Additionally rename second pattern to
3556 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3558 * config/s390/s390.md: ("SHIFT"): New mode macro.
3559 ("lr", "shift"): New mode attributes.
3560 ("ashldi3", "lshrdi3"): Merge.
3561 ("*ashldi3_31", "*lshrdi3"_31): Merge.
3562 ("*ashldi3_64", "*lshrdi3"_64): Merge.
3563 ("ashlsi3", "lshrsi3"): Merge.
3565 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3567 * config/s390/s390.md: ("DSI", "SCOND"): New mode
3569 ("E", "g"): New mode attributes.
3570 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
3571 ("*adddi3_alc", "*addsi3_alc"): Merge.
3572 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
3573 ("*subdi3_slb", "*subsi3_slb"): Merge.
3574 ("adddicc", "addsicc"): Merge.
3575 ("*sconddi", "*scondsi"): Merge.
3576 ("*sconddi_neg", "*scondsi_neg"): Merge.
3577 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
3578 ("negdi2", "negsi2"): Extract expander pattern from
3579 "negsi2" and merge with "negdi2".
3580 ("*negdi2"): Merge with instruction pattern of "negsi2".
3581 ("*negdi2_cc", "*negsi2_cc"): Merge.
3582 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
3583 ("rotldi3", "rotlsi3"): Merge.
3585 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3587 * config/s390/s390.md: ("hc"): New mode attribute.
3588 ("extendhidi2", "extendqidi2"): Merge.
3589 ("*extendhidi2", "*extendqidi2"): Merge.
3590 ("extendhisi2", "extendqisi2"): Merge.
3591 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
3592 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
3593 Merged 2 define_split.
3594 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
3595 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
3597 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3599 * config/s390/s390.md: ("COMPARE"): New mode macro.
3600 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
3601 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
3602 "bungt", "bunle", "bunge", "bltgt"): Merge.
3604 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3606 * config/s390/s390.md: ("INT"): New mode macro.
3607 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
3610 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3612 * config/s390/s390.md: ("GPR", "P"): New mode macros.
3613 ("cmpdi", "cmpsi"): Merge.
3614 ("strlendi", "strlensi"): Merge.
3615 ("*strlendi", "*strlensi"): Merge.
3616 ("movmemdi", "movmemsi"): Merge.
3617 ("clrmemdi", "clrmemsi"): Merge.
3619 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3621 * config/s390/s390.md: ("HQI"): New mode macro.
3622 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
3623 ("*tmhi_full", "*tmqi_full"): Merge.
3624 ("*tsthiCCT", "*tstqiCCT"): Merge.
3625 ("*tsthi", "*tstqi"): Merge.
3626 ("*tsthi_cconly", "tstqi_cconly"): Merge.
3627 ("*sethighhisi", "*sethighqisi"): Merge.
3629 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3631 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
3632 config/alpha/unicosmk.h, config/arc/arc.md,
3633 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
3634 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
3635 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
3636 config/arm/semi.h, config/arm/uclinux-elf.h,
3637 config/arm/wince-pe.h, config/fr30/fr30.c,
3638 config/rs6000/altivec.h: Update copyright.
3640 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3642 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
3643 gcc_assert and gcc_unreachable as appropriate.
3644 (pdp11_output_function_epilogue, output_move_double,
3645 output_move_quad, print_operand_address, output_jump,
3646 output_addr_const_pdp11): Likewise.
3647 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
3648 ASM_OUTPUT_ALIGN): Likewise.
3649 * config/pdp11/pdp11.md: Likewise.
3650 (extendhisi2, subhi3, subqi3): Likewise.
3652 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3655 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
3658 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3660 * config/ia64/ia64.c: Fix a comment typo.
3662 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
3665 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
3666 (arm_override_options): Use them instead of manifest constants. Don't
3667 allow -march to override the -mtune setting.
3669 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3671 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
3672 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
3673 (function_arg_advance, function_arg, save_restore_insns,
3674 iq2000_expand_prologue, iq2000_output_conditional_branch,
3675 expand_one_builtin, print_operand):
3676 * config/iq2000/iq2000.md (tablejump): Likewise.
3678 2005-05-09 David Ung <davidu@mips.com>
3680 * config/mips/mips.h (processor_type): Add names for the 24K.
3681 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
3683 * config/mips/mips.md (cnv_mode): New attribute for recording the
3684 conversion types of float convert insns.
3685 (cpu): Add 24k and 24kx.
3686 (include): Include 24k.md file.
3687 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
3688 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
3689 (floatdisf2): Setup cnv_mode.
3690 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
3692 * config/mips/24k.md: New file, contains 24k DFA pipeline
3695 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3697 * config/sh/sh.c (print_operand_address): Use gcc_assert and
3698 gcc_unreachable as appropriate.
3699 (print_operand, prepare_move_operands, prepare_scc_operands,
3700 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
3701 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
3702 fixup_mova, gen_far_branch, sh_reorg, split_branches,
3703 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
3704 sh_set_return_address, sh_setup_incoming_varargs,
3705 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
3706 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
3707 check_use_sfunc_addr): Likewise.
3708 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
3709 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
3710 * config/sh/symbian.c (sh_symbian_mark_dllexport,
3711 sh_symbian_mark_dllimport): Likewise.
3712 * config/sh/sh.md: Likewise.
3713 (movdicc, call_pop, call_value_pop, casesi_worker_1,
3714 casesi_worker_2, casesi_shift_media, casesi_load_media,
3715 return_media): Likewise.
3717 2005-05-08 Roger Sayle <roger@eyesopen.com>
3720 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
3723 2005-05-08 Richard Henderson <rth@redhat.com>
3725 * config/alpha/alpha.c (adjust_address): Fix typo last change.
3727 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3729 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
3730 and -1 can happen in reg_renumber when no hard register is assigned.
3732 2005-05-08 Steven Bosscher <stevenb@suse.de>
3733 Kazu Hirata <kazu@cs.umass.edu>
3735 PR tree-optimization/14841, tree-optimization/15838
3736 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
3737 (evaluate_stmt): Call it.
3739 2005-05-08 Jakub Jelinek <jakub@redhat.com>
3741 * config/ia64/ia64.c (ia64_override_options): Don't set
3742 ia64_flag_var_tracking and clear flag_var_tracking here...
3743 (ia64_file_start): ... but here.
3745 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3747 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
3748 and gcc_unreachable as appropriate.
3749 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
3750 m68hc11_gen_highpart, print_operand, print_operand_address,
3751 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
3752 m68hc11_gen_movhi): Likewise.
3753 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
3754 * config/m68hc11/m68hc11.md: Reword comment.
3756 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3759 * config/m68hc11/predicates.md (splitable_operand): An immediate is
3762 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3764 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
3765 the 68HC12 address indirect addressing mode as it is not supported by
3767 * config/m68hc11/m68hc11-protos.h
3768 (m68hc11_valid_addressing_p): Declare.
3769 (m68hc11_add_mode): Declare.
3770 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
3771 register_indirect_p and export it.
3772 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
3773 instruction so that it is part of the good BB.
3774 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
3775 addressing with movw.
3776 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
3778 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
3779 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
3780 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
3782 ("*movhi_68hc12"): Handle movhi_const0.
3783 ("*subhi3", "subqi3"): Use general_operand for operand 1.
3784 ("*subhi3_zext"): Likewise.
3786 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3789 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
3790 operand 1 and fix constraints.
3791 ("mulqihi3"): Use general_operand for operand 2.
3793 2005-05-08 Julian Brown <julian@codesourcery.com>
3794 H.J. Lu <hongjiu.lu@intel.com>
3795 Paul Brook <paul@codesourcery.com>
3797 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
3798 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
3799 20050308/2.16.0 or newer for comdat group.
3800 * configure: Regenerated.
3801 * config.in: Regenerated.
3802 * varasm.c (default_function_rodata_section): Put .rodata section in
3803 COMDAT group when necessary.
3804 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
3806 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
3809 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3811 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
3813 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
3814 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
3815 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
3816 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3818 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3821 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
3822 64-bit constants on 64-bit hosts.
3823 (m68hc11_split_logical): Simplify.
3824 (m68hc11_split_move): Likewise.
3826 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3827 Paolo Bonzini <bonzini@gnu.org>
3829 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
3830 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
3831 * configure.ac (enable_checking): Fix typos in runtime_checking.
3832 (ENABLE_RUNTIME_CHECKING): Mark as target template.
3833 (xm_file): Prepend auto-host.h
3834 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
3835 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
3837 * crtstuff.c: Do not include auto-host.h.
3838 (IN_LIBGCC2): Do not define.
3839 * gcov-io.h: Include tconfig.h, not auto-host.h.
3840 * libgcc2.c: Do not include auto-host.h.
3841 (abort): Do not undefine.
3842 * libgcov.c: Remove unneeded comment about config.h.
3843 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
3844 * config.in, configure: Regenerated.
3846 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3847 Falk Hueffner <falk@debian.org>
3849 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
3850 and gcc_unreachable as appropriate.
3851 (get_aligned_mem, get_unaligned_address,
3852 alpha_emit_set_long_const, alpha_emit_conditional_branch,
3853 alpha_emit_setcc, alpha_emit_conditional_move,
3854 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
3855 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
3856 alpha_expand_unaligned_load, alpha_expand_block_move,
3857 alpha_expand_zap_mask, get_trap_mode_suffix,
3858 get_round_mode_suffix, get_some_local_dynamic_name,
3859 print_operand_address, function_arg, alpha_return_in_memory,
3860 function_value, alpha_expand_builtin,
3861 alpha_initial_elimination_offset, alpha_expand_epilogue,
3862 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
3863 alphaev5_next_group, alpha_align_insns,
3864 unicosmk_initial_elimination_offset, unicosmk_unique_section,
3865 unicosmk_ssib_name): Likewise.
3866 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3867 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
3868 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
3869 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
3870 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3871 * config/alpha/alpha.md (*divmodsi_internal_er,
3872 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
3873 call_nt, call_umk, call_vms, call_value, sibcall_value,
3874 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
3875 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
3876 * config/alpha/predicates.md (input_operand): Likewise.
3878 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3880 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
3881 gcc_unreachable, as appropriate.
3882 (frv_function_prologue, frv_alloc_temp_reg,
3883 frv_initial_elimination_offset, frv_expand_block_move,
3884 frv_expand_block_clear, frv_print_operand_jump_hint,
3885 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
3886 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
3887 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
3888 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
3889 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
3890 frv_in_small_data_p, frv_asm_out_constructor,
3891 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
3892 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
3893 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
3894 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
3895 sibcall_value, casesi): Likewise.
3897 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
3898 gcc_unreachable as appropriate.
3899 (print_operand_address, mn10300_print_reg_list, expand_prologue,
3900 expand_epilogue, notice_update_cc, initial_offset,
3901 mn10300_address_cost_1): Likewise.
3902 * config/mn10300/mn10300.md: Likewise.
3903 (absdf2, abssf2, negdf2, negsf2): Likewise.
3905 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3908 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
3910 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
3911 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
3912 including sunge_<mode> and sungt_<mode>.
3914 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3916 * integrate.h (get_hard_reg_initial_val): Change type of register
3917 parameter from int to unsigned int.
3918 (has_hard_reg_initial_val): Likewise.
3919 * integrate.c (get_hard_reg_initial_val): Likewise.
3920 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
3922 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3924 * except.c (eh_status): Change the type of ttype_data to
3926 (add_ttypes_entry, assign_filter_values,
3927 output_function_exception_table): Use VEC instead of VARRAY.
3929 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3931 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
3933 2005-05-07 Paul Brook <paul@codesourcery.com>
3935 * Makefile.in: Fix dependencies.
3936 (GCOV_IO_H, VARRAY_H): Set.
3938 2005-05-07 Anthony Green <green@redhat.com>
3941 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
3942 x$STMP_FIXPROTO test.
3943 * configure: Rebuilt.
3945 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3947 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
3948 inappropriate feature test macros if flag_iso.
3950 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3952 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
3954 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
3957 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
3958 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3959 Handle moved operand being in special register.
3960 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
3961 presumed working insn.
3962 (mover2side): Add FIXME.
3964 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3966 * integrate.c (get_func_hard_reg_initial_val): Delete.
3967 (has_func_hard_reg_initial_val): Delete.
3968 (get_hard_reg_initial_val): Inline the old implementation of
3969 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
3970 instead of has_func_hard_reg_initial_val to test for an existing
3971 pseudo. Only create an rtx if a new initial value entry is needed.
3972 (has_hard_reg_initial_val): Scan the initial value list directly.
3973 Don't create an rtx.
3975 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3977 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
3979 * config.in (HAVE_AS_POPCNTB): New.
3980 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
3981 (HAVE_AS_POPCNTB): New.
3982 * configure: Regenerated.
3983 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
3984 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
3985 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
3986 and rs6000_sched_costly_dep.
3987 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
3988 (TARGET_XL_COMPAT): Delete.
3989 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
3990 (popcount<mode>2): New.
3991 (popcntb<mode>2): New.
3992 * config/rs6000/rs6000.opt (mpopcntb): New.
3994 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
3995 if variable name exists.
3997 2005-05-07 Matt Kraai <kraai@ftbfs.org>
3999 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4001 2005-05-07 Richard Henderson <rth@redhat.com>
4004 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4005 with constant offsets.
4007 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
4009 * config/v850/v850.c (print_operand): Use gcc_assert and
4010 gcc_unreachable, as appropriate.
4011 (print_operand_address, v850_handle_data_area_attribute,
4012 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4013 v850_insert_attributes, construct_prepare_instruction): Likewise.
4014 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4015 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4017 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
4019 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4020 config/rs6000/rs6000.h: Fix comment typos.
4022 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4024 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4025 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4026 (mips_scalar_mode_supported_p): Delete.
4028 2005-05-06 Eric Christopher <echristo@redhat.com>
4030 * config/mips/mips.opt: Remove -mint64 option.
4031 * config/mips/mips.c (override_options): Remove -mint64
4033 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4034 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4035 64-bit integer handling.
4036 * doc/invoke.texi (Option Summary): Remove -mint64 for
4039 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4041 PR tree-optimization/19401
4042 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4043 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4044 (estimated_unrolled_size): New function.
4045 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4046 tree_unroll_loops_completely): Always unroll loops if the code size
4048 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4049 loops should be unrolled completely.
4050 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4052 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4054 PR rtl-optimization/21254
4055 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4056 assumptions for loops that otherwise do not roll.
4057 (find_simple_exit): Prefer # of iterations that is guaranteed
4059 * loop-unroll.c (decide_peel_once_rolling,
4060 decide_peel_completely): Check whether the loop is infinite.
4062 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4064 * config/rs6000/sysv4.opt: Fix typo.
4066 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4067 Jakub Jelinek <jakub@redhat.com>
4070 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4071 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4072 Don't use rep; movs{l,q} if the repetition count is really small,
4073 instead use a sequence of movs{l,q} instructions.
4075 2005-05-06 Jeff Law <law@redhat.com>
4077 PR tree-optimization/21380
4078 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4079 thread through a block with no preds.
4081 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4083 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4084 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4085 add_call_read_ops): Use VEC instead of VARRAY.
4087 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4089 * config/mcore/mcore.c (mcore_print_operand_address): Use
4090 gcc_assert and gcc_unreachable as appropriate.
4091 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4092 mcore_output_andn, output_inline_const, mcore_output_move,
4093 mcore_output_movedouble, mcore_expand_block_move,
4094 layout_mcore_frame, mcore_initial_elimination_offset,
4095 mcore_expand_prolog, mcore_mark_dllexport,
4096 mcore_mark_dllimport): Likewise.
4097 * config/mcore/mcore.h (switch_to_section): Likewise.
4098 * config/mcore/mcore.md: Likewise.
4100 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4102 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4103 TARGET_PROFILE_KERNEL.
4105 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4106 TARGET_PROFILE_KERNEL use.
4108 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4110 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4111 and gcc_unreachable, as appropriate.
4112 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4113 m32r_expand_prologue, m32r_output_function_epilogue,
4114 m32r_legitimize_pic_address, m32r_print_operand_address,
4115 emit_cond_move, m32r_function_symbol,
4116 m32r_output_block_move): Likewise.
4117 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4118 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4119 *rev_zero_branch_insn): Likewise.
4121 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4124 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4125 if both NEWDECL and OLDDECL are already weak.
4127 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4129 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4131 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4132 Kaz Kojima <kkojima@gcc.gnu.org>
4134 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
4137 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
4138 David Edelsohn <edelsohn@gnu.org>
4140 * config.gcc: Add .opt magic for the rs6000 ports.
4142 * doc/invoke.texi: Document -mabi= option properly. Document
4143 -misel and -mno-sel. Document -mspe and -mno-spe. Document
4144 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
4147 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
4148 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
4151 * config/rs6000/aix.opt: New.
4152 * config/rs6000/aix41.opt: New.
4153 * config/rs6000/aix64.opt: New.
4154 * config/rs6000/darwin.opt: New.
4155 * config/rs6000/linux64.opt: New.
4156 * config/rs6000/rs6000.opt: New.
4157 * config/rs6000/sysv4.opt: New.
4159 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
4160 associated TARGET_*. Remove SUBTARGET_OPTIONS,
4162 Define TARGET_USES_SYSV4_OPT.
4163 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
4164 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
4165 TARGET_USES_AIX64_OPT.
4166 * config/rs6000/aix51.h: Same.
4167 * config/rs6000/aix52.h: Same.
4168 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
4169 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
4170 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
4171 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
4172 * config/rs6000/linux64.h: Use
4173 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
4175 * config/rs6000/rs6000.c: Remove definitions of
4176 rs6000_sched_restricted_insns_priority,
4177 rs6000_long_double_size_string, rs6000_altivec_vrsave,
4178 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
4179 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4180 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
4181 rs6000_alignment_string. Define rs6000_explicit_options.
4182 (rs6000_parse_abi_options): Remove.
4183 (rs6000_parse_alignment_option): Remove.
4184 (rs6000_parse_float_gprs_option): Remove.
4185 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
4186 TARGET_DEFAULT_TARGET_FLAGS.
4187 (rs6000_override_options): Revamp to use new .opt machinery.
4189 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
4190 of new .opt machinery. Remove target_flags. Redefine
4191 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
4192 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
4193 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4194 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
4195 rs6000_longcall_switch, rs6000_default_long_calls,
4196 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
4197 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
4198 TARGET_ALTIVEC_VRSAVE.
4200 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4202 * config.gcc (hppa1.1-*-rtems*): Remove.
4203 * config/pa/rtems.h: Remove.
4205 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4207 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4208 Exclude roe/603e multilib variants.
4210 2005-05-04 Denis Chertykov <denisc@overta.ru>
4213 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
4216 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
4218 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
4219 arm/pe.opt to $extra_options.
4220 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
4221 (target_float_abi_name, target_float_switch, target_abi_name)
4222 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
4223 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
4224 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
4225 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
4226 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
4227 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
4228 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
4229 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
4230 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
4231 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
4232 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
4233 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
4234 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
4235 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
4236 (arm_pic_register_string): Delete.
4237 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
4239 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
4240 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
4241 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
4242 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
4243 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
4244 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
4245 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
4246 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
4247 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
4248 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
4249 (SUBTARGET_SWITCHES): Delete.
4250 * config/arm/arm.c (target_float_switch): Delete.
4251 (arm_cpu_select): Moved from config/arm/arm.h.
4252 (target_fpu_name, target_fpe_name, target_float_abi_name)
4253 (target_abi_name, structure_size_string, arm_pic_register_string)
4254 (arm_select): Make static.
4255 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4256 (arm_handle_option): New function.
4257 (arm_override_options): Update target_flags checks for new mask names.
4258 Remove target_float_switch code.
4259 (arm_expand_prologue, thumb_expand_prologue): Check
4260 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
4261 * config/arm/arm.opt, config/arm/pe.opt: New files.
4263 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
4265 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
4266 gcc_unreachable as appropriate.
4267 (arc_double_limm_p, arc_setup_incoming_varargs,
4268 arc_compute_function_type, arc_output_function_prologue,
4269 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
4270 output_shift, arc_print_operand, arc_print_operand_address,
4271 arc_final_prescan_insn): Likewise.
4272 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4274 2005-05-04 Geoffrey Keating <geoffk@apple.com>
4276 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
4281 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
4282 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
4283 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
4284 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
4285 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
4286 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
4287 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
4288 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
4290 2005-05-05 Paul Brook <paul@codesourcery.com>
4292 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
4293 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
4294 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
4295 and tree-data-ref.h with *_H variables.
4297 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4299 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
4301 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4303 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
4305 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
4307 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
4309 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
4311 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4312 setting of vrsave register for current function after
4313 call to save_world is emitted.
4315 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
4317 * config/mmix/predicates.md: New file.
4318 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
4319 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
4320 (mmix_foldable_comparison_operator, mmix_comparison_operator)
4321 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
4322 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4324 * config/mmix/mmix.md: Include predicates.md.
4325 ("call", "call_value"): Force address to register if it isn't a
4326 mmix_symbolic_or_address_operand.
4328 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
4330 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4331 the flags are of appropriate types.
4332 (num_ssa_operands): Generalize using the generic interface.
4333 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
4336 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
4338 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
4339 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
4341 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4343 * tree-outof-ssa.c (edge_leader, stmt_list,
4344 analyze_edges_for_bb): Use VEC instead of VARRAY.
4345 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
4346 (perform_edge_inserts): Call init_analayze_edges_for_bb and
4347 fini_analayze_edges_for_bb.
4349 2005-05-04 James E Wilson <wilson@specifixinc.com>
4352 * gcc.c (process_command): In the second argv scan loop, ignore
4353 Xassembler and Xpreprocessor, along with their argument.
4355 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4357 * tree-flow-inline.h, tree-ssa-operands.c,
4358 tree-ssa-operands.h, tree-ssa-opfinalize.h:
4359 Likewise. tree-vn.c: Fix comment typos.
4360 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
4362 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
4364 * doc/tm.texi (Target Hooks): Document
4365 TARGET_RESOLVE_OVERLOADED_BUILTIN.
4367 2005-05-04 Paul Brook <paul@codesourcery.com>
4369 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
4371 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4373 * dwarf2out.c (incomplete_types, retry_incomplete_types,
4374 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
4377 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
4378 get_expansion, expand_var_during_unrolling,
4379 insert_var_expansion_initialization,
4380 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
4383 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
4386 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
4389 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
4390 the same as INTEGER_TYPE.
4391 (fold_binary): Fold "bool_var != 0" to bool_var.
4392 Fold "bool_var == 1" to bool_var.
4394 2004-05-03 Richard Henderson <rth@redhat.com>
4397 * function.c (instantiate_virtual_regs_in_insn): Use the mode
4398 from recog_data instead of insn_data.
4400 2005-05-03 DJ Delorie <dj@redhat.com>
4402 * common.opt (fdiagnostics-show-option): No variable is needed.
4403 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
4404 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
4405 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
4406 Save and restore original message format. Use flag in context
4408 (warning): Don't test for enabled warnings here.
4409 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
4412 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
4414 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
4415 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
4416 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
4417 * aclocal.m4: Don't include accross.m4.
4418 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
4419 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
4420 * configure, config.in: Regenerate.
4422 2005-05-04 Jakub Jelinek <jakub@redhat.com>
4425 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
4426 (clear_storage): Add argument.
4427 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
4428 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
4430 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
4431 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
4432 (store_expr, store_constructor): Adjust callers.
4433 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
4434 to emit_block_move if CALL_EXPR_TAILCALL (exp).
4435 (expand_builtin_memmove): Add ORIG_EXP argument, copy
4436 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
4437 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
4438 with EXP. Pass EXP to expand_builtin_memmove.
4439 (expand_builtin_memset): Add ORIG_EXP argument, pass
4440 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
4441 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
4442 Pass EXP to expand_builtin_memset.
4443 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
4445 (expand_builtin_strncmp): Likewise.
4446 (expand_builtin_printf): Replace ARGLIST argument with EXP.
4447 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
4448 (expand_builtin_fprintf): Likewise.
4449 (expand_builtin): Adjust calls to
4450 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
4452 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
4455 PR rtl-optimization/21239
4456 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
4458 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4460 * tree-flow.h (tree_ann_common_d): Move aux to ...
4461 (stmt_ann_d): ... here.
4462 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
4463 move_computations_stmt, schedule_sm): Update references to
4465 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
4467 * tree-cfg.c (remove_bb): Remove a redundant call to
4469 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
4472 2005-05-03 Richard Henderson <rth@redhat.com>
4474 * config/rs6000/rs6000.c: Remove conflict markers.
4476 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
4478 2005-05-03 James E Wilson <wilson@specifixinc.com>
4480 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
4482 2005-05-03 DJ Delorie <dj@redhat.com>
4484 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
4485 decide if the warning will be printed.
4486 * calls.c (expand_call): Likewise.
4487 * function.c (init-function_start): Likewise.
4489 * common.opt (-fdiagnostics-show-option): New.
4490 * opts.c (option_enabled): Accept the option index instead of a
4491 pointer to the option descriptor.
4492 * opts.h (option_enabled): Likewise.
4493 * toplev.c (print_switch_values): Pass option index, not option
4495 * diagnostic.h (diagnostic_info): Add option_index.
4496 * diagnostic.c: Include opts.h.
4497 (diagnostic_set_info): Initialize option_index.
4498 (diagnostic_report_diagnostic): Amend option name if appropriate.
4499 (warning): Check to see if the specified warning is enabled.
4501 * doc/invoke.texi (-fdiagnostics-show-options): Document.
4503 2005-05-03 Richard Henderson <rth@redhat.com>
4505 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
4506 SPEC_OR_GEN_REGS definitions.
4508 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
4511 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
4512 for unavailable registers.
4514 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4516 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
4518 * cfglayout.c (block_locators_blocks,
4519 insn_locators_initialize, insn_scope): Use VEC instead of
4522 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
4523 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
4526 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4528 * config/sparc/predicates.md (const_compl_high_operand): New.
4529 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
4531 (sparc_emit_set_const64_quick1): Adjust for above change.
4532 (sparc_emit_set_const64_quick2): Likewise.
4533 (sparc_emit_set_const64_longway): Likewise.
4534 (sparc_emit_set_const64): Likewise.
4535 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
4536 movdi_const64_special): Delete.
4537 (logical constant splitters): Use const_compl_high_operand.
4539 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
4541 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
4542 rather than STRIP_NOPS.
4544 2005-05-03 Jakub Jelinek <jakub@redhat.com>
4546 PR rtl-optimization/21330
4547 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
4549 (unswitch_single_loop): Clear cinsn when retrying.
4552 * config/i386/i386.c (legitimize_address): When canonicalizing
4553 ASHIFT into MULT, multiply by 1 << shift_count instead of
4554 1 << log2 (shift_count).
4556 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
4558 * lambda-code.c (gcc_loop_to_lambda_loop,
4559 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
4560 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
4561 generic operand interface.
4562 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
4563 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
4564 generic operand interface.
4565 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
4566 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
4567 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
4568 num_imm_uses): Use ssa_use_operand_t.
4569 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
4570 get_v_must_def_ops): Delete.
4571 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
4572 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
4573 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
4574 get_v_must_def_kill_ptr): Delete.
4575 (delink_stmt_imm_use): Move and use new operand interface.
4576 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
4577 op_iter_next_tree): Use new operand implementation.
4578 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
4579 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
4581 (op_iter_next_mustdef, op_iter_next_maydef,
4582 op_iter_next_must_and_may_def): Delete. Replace with...
4583 (op_iter_next_maymustdef): New. Combine must and may next operations.
4584 (op_iter_init_maydef, op_iter_init_mustdef,
4585 op_iter_init_must_and_may_def): Use new interface.
4586 (single_ssa_tree_operand ): New. Process single operands only as trees.
4587 (single_ssa_use_operand): New. Process single operands only as uses.
4588 (single_ssa_def_operand): New. Process single operands only as defs.
4589 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
4591 (num_ssa_operands): New. Count the number of specified operands.
4592 (compare_ssa_operands_equal): New. Compare two statements' operands.
4593 (single_phi_def): New. Return true if PHI has one def of the specified
4595 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
4596 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
4597 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
4598 (struct stmt_ann_d): Operands field no longer require GTY().
4599 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
4600 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
4601 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
4602 dump_replaceable_exprs, rewrite_trees): Use generic interface.
4603 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
4604 Use use_operand_p instead of ssa_imm_use_t *.
4605 * tree-pretty-print.c (dump_vops): check if operands are active before
4606 dumping virtual operands.
4607 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
4608 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
4609 (ccp_fold): Use new interface.
4610 (ccp_visit_stmt): Remove unused variables and code.
4611 (convert_to_gimple_builtin): Insert statements before calling
4612 mark_new_vars_to_rename.
4613 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
4614 (copy_prop_visit_cond_stmt): Use generic interface.
4615 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
4616 annotation in table.
4617 (thread_across_edge): Use generic interface.
4618 (initialize_hash_element): Initialzie with stmt, not annotation.
4619 (eliminate_redundant_computations): Use generic interface.
4620 (record_equivalences_from_stmt): Pass stmt, not annotation.
4621 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
4623 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
4624 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
4625 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
4626 generic operand interface.
4627 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
4629 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
4631 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
4632 (build_defs, build_uses, build_v_may_defs, build_vuses,
4633 build_v_must_defs): Change type to struct opbuild_list_d.
4634 (ops_active): New. Operands active boolean.
4635 (operand_memory, operand_memory_index): New. Operand memory managers.
4636 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
4637 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
4638 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
4639 Change from functions to static variable list heads.
4640 (opbuild_initialize_virtual): New. Initialize a virtual build list.
4641 (opbuild_initialize_real): New. Initialize a virtual build list.
4642 (opbuild_free): New. Free a build list.
4643 (opbuild_num_elems): New. Number of items in a list.
4644 (opbuild_append_real): New. Add a real (tree *) operand.
4645 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
4646 (opbuild_first): New. Return first element index in a list.
4647 (opbuild_next): New. Return next element in a list.
4648 (opbuild_elem_real): New. Return real element.
4649 (opbuild_elem_virtual): New. Return virtual element.
4650 (opbuild_elem_uid): New. Return UID of virtual element.
4651 (opbuild_clear): New. Reset an operand list.
4652 (opbuild_remove_elem): New. Remove an element form a list.
4653 (ssa_operands_active): New. Return true if operand cache is active.
4654 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
4655 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
4656 (correct_use_link): Use use_operand_p.
4657 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
4658 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
4659 (cleanup_v_may_defs): Use new implmentation.
4660 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
4662 (append_def, append_use, append_v_may_def, append_vuse,
4663 append_v_must_def): Call opbuild_append routine instead of using varray.
4664 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
4665 global parse_old_ops variable.
4666 (free_ssa_operands): New implementation.
4667 (update_stmt_operands): Move. Change argument to build_ssa_operands.
4668 (copy_virtual_operands): Move. New generic implementation.
4669 (create_ssa_artficial_load_stmt): Move. New implementation.
4670 (swap_tree_operands): Update for new implementation.
4671 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
4672 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
4673 rather than a varray.
4674 (verify_imm_links): Use use_operand_p.
4675 (dump_immediate_uses_for): If the immediate use variable is a virtual
4676 variable, show the virtual ops in the stmt.
4677 * tree-ssa-operands.h (def_operand_p): No longer a structure.
4678 (NULL_DEF_OPERAND_P): Now a #define.
4679 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
4680 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
4681 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
4682 mustdef_optype_d): New. Use Linked list representation.
4683 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
4684 (struct ssa_operand_memory_d): New. Allocated Chunk node.
4685 (struct stmt_operands_d): Change to new pointers that are not GTY.
4686 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
4687 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
4688 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
4689 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
4690 SET_V_MUST_DEF_KILL): Delete.
4691 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
4692 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
4693 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
4694 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
4695 (enum ssa_op_iter_type): Operand iterator typechecking values.
4696 (struct ssa_operand_iterator_d): Use linked lists of operands.
4697 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
4698 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
4699 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
4700 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
4701 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
4702 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
4703 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
4704 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
4705 * tree-ssa-opfinalize.h: New. Function templates for expansion.
4706 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
4707 alloc_vuse, and alloc_mustdef.
4708 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
4709 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
4710 and finalize_ssa_v_must_def_ops.
4711 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
4712 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
4714 (compute_avail): Use generic iterator interface.
4715 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
4716 (stmt_makes_single_load, stmt_makes_single_store): Use
4718 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
4719 (statement_sink_location): Use generic interface.
4720 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
4721 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
4722 reset the immediate use link nodes.
4723 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
4724 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
4725 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
4726 (eliminate_tail_call): Use generic operand interface.
4727 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
4728 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
4730 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
4732 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
4733 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
4735 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
4736 Use statement pointer instead of vuse_optype. Use generic interface.
4737 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
4738 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
4739 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
4740 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
4741 * doc/tree-ssa.texi: Update documentation for operand interface.
4743 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
4745 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
4746 gcc_unreachable as appropriate.
4747 (machopic_function_base_name, machopic_indirect_data_reference,
4748 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
4749 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
4750 * config/rs6000/altivec.md (*mov<mode>_internal,
4751 build_vector_mask_for_load): Likewise.
4752 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
4753 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
4754 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
4755 * config/rs6000/predicates.md (easy_fp_constant,
4756 logical_operand): Likewise.
4757 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
4758 compute_save_world_info, rs6000_emit_prologue,
4759 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
4760 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
4763 2005-05-03 Uros Bizjak <uros@kss-loka.si>
4766 * convert.c (convert_to_integer): Convert ceil and floor in
4769 2005-04-29 Geoffrey Keating <geoffk@apple.com>
4772 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
4773 define_insn_and_split. Split only when memory operand is
4774 offsettable. Use adjust_address rather than plus_constant.
4775 (floatunssidf2_internal): Likewise.
4776 (fix_truncdfsi2_internal): Split only when memory operand is
4777 offsettable. Use adjust_address rather than plus_constant.
4778 (fix_trunctfsi2_internal): Likewise.
4779 (floatsidf2_internal): Likewise.
4781 2005-05-02 Diego Novillo <dnovillo@redhat.com>
4783 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
4784 (set_value_range_to_null): Likewise.
4785 (set_value_range_to_varying): New function. Use it in all
4786 call sites that used to call set_value_range (vr, VR_VARYING, ...).
4787 (extract_range_from_assert): If the integral type has a
4788 super-type, and LIMIT is not within MIN and MAX values of that
4789 type, set the resulting range to VR_VARYING.
4791 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
4793 * config/mmix/mmix.opt: New file.
4794 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
4795 (mmix_cc1_ignored_option): Don't declare.
4796 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
4797 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
4798 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
4799 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
4800 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
4801 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
4802 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
4803 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
4805 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
4806 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
4807 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4809 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
4812 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
4813 * c-decl.c (current_function_prototype_built_in,
4814 current_function_prototype_arg_types): New.
4815 (merge_decls): Keep source location of prototype followed by
4816 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
4817 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
4818 (start_function): Always set current_function_prototype_locus,
4819 current_function_prototype_built_in and
4820 current_function_prototype_arg_types. Check for external
4821 prototype whether or not visible for external function and set
4822 current_function_prototype_arg_types accordingly.
4823 (store_parm_decls_oldstyle): Use
4824 current_function_prototype_arg_types for checking old-style
4825 definition against prototype. Give warnings only if
4826 current_function_prototype_built_in).
4828 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4830 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
4831 (ggc_alloc_zone_stat): Don't define.
4832 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
4833 ggc_alloc_zone_pass_stat.
4834 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
4835 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
4836 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
4838 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4840 * calls.c (expand_call): Handle current_function_pretend_args_size
4841 when checking for sibcalls.
4843 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4845 PR tree-optimization/21294
4846 * tree-vrp.c (vrp_expr_computes_nonzero): New.
4847 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
4849 2005-05-02 Janis Johnson <janis187@us.ibm.com>
4852 * gcov-io.h: Declare gcov external functions hidden.
4854 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4856 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
4857 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
4858 Use VEC instead of VARRAY.
4861 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
4864 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
4866 * c-common.c (resolve_overloaded_builtin): Forward to target
4867 hook for BUILT_IN_MD built-ins.
4868 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
4869 for all types of built-in.
4870 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
4871 in the definition of the target hooks struct.
4872 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
4873 * config/rs6000/altivec.h: Rewritten.
4874 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
4875 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
4876 rs6000_builtin_type, rs6000_builtin_type_compatible,
4877 altivec_overloaded_builtins, rs6000_builtin_type,
4878 rs6000_builtin_type_compatible): New.
4879 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
4881 (def_builtin): Turn into a function. Check for duplicates and store
4882 the builtin into rs6000_builtin_decls.
4883 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
4884 bdesc_1arg): Add overloaded builtins.
4885 (altivec_expand_builtin): Check for unresolved overloaded builtins,
4886 do not support ALTIVEC_COMPILETIME_ERROR.
4887 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
4888 nodes to represent front-end types.
4889 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
4890 with opaque arguments and/or return values.
4891 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
4892 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
4893 (rs6000_builtin_type_index): New.
4894 (is_ev64_opaque_type): Rename to...
4895 (rs6000_is_opaque_type): ... this.
4896 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
4899 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4901 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
4904 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
4905 Bernd Schmidt <bernd.schmidt@analog.com>
4907 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
4908 print_address_operand, print_operand, legitimize_pic_address,
4909 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
4910 output_pop_multiple): Use gcc_assert or gcc_unreachable as
4912 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
4914 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
4916 * doc/passes.texi: Document vectorization pass.
4918 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4920 * tree-scalar-evolution.c (get_exit_conditions_rec,
4921 select_loops_exit_conditions,
4922 number_of_iterations_for_all_loops,
4923 analyze_scalar_evolution_for_all_loop_phi_nodes,
4924 scev_analysis): Use VEC instead of VARRAY.
4926 2005-05-02 Michael Matz <matz@suse.de>
4929 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
4930 (warn_strict_null_sentinel): Define.
4931 (check_function_sentinel): Check for null_node as valid sentinel too.
4932 * c-common.h (c_tree_index): Added CTI_NULL.
4933 (null_node) Define global_tree[CTI_NULL].
4934 (warn_strict_null_sentinel): Declare.
4935 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
4936 * c.opt: (Wstrict-null-sentinel): New C++ option.
4937 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
4939 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4941 * gimplify.c (gimplify_compound_lval): Use VEC instead of
4944 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
4946 * dwarf2out.c (decl_scope_table, push_decl_scope,
4947 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
4950 2005-05-01 Mark Mitchell <mark@codesourcery.com>
4953 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
4955 * doc/cpp.texi (__DEPRECATED): Document.
4956 (__EXCEPTIONS): Likewise.
4957 (__GXX_WEAK__): Likewise.
4959 * function.c (INVOKE__main): Do not define.
4960 (expand_main_function): Check HAS_INIT_SECTION when determining
4961 whether or not to call __main.
4963 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4965 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4967 2005-01-05 Paul Brook <paul@codesourcery.com>
4969 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
4970 (INITIALIZE_TRAMPOLINE): Use it.
4971 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
4972 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
4973 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
4975 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
4977 * doc/install.texi (Specific): Omit dots in the @anchors names
4978 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
4979 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
4981 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4983 PR tree-optimization/18316
4984 PR tree-optimization/19126
4985 * tree.c (build_int_cst_type): Avoid shift by size of type.
4986 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
4988 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4989 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
4991 (dump_cand): Dump depends_on information.
4992 (determine_biv_step): Add argument to simple_iv call.
4993 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
4994 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
4996 (add_candidate_1): Record depends_on for candidates.
4997 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
4998 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
4999 Handle ivs with nonconstant step.
5000 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5001 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5002 (create_new_iv): Unshare the step before passing it to create_iv.
5003 (free_loop_data): Free cand->depends_on.
5004 (build_addr_strip_iref): New function.
5005 (find_interesting_uses_address): Use build_addr_strip_iref.
5006 (strip_offset_1): Split the recursive part from strip_offset.
5007 Strip constant offset component_refs and array_refs.
5008 (strip_offset): Split the recursive part to strip_offset_1.
5009 (add_address_candidates): Removed.
5010 (add_derived_ivs_candidates): Do not use add_address_candidates.
5011 (add_iv_value_candidates): Add candidates with stripped constant
5012 offset. Consider all candidates with initial value 0 important.
5013 (struct affine_tree_combination): New.
5014 (aff_combination_const, aff_combination_elt, aff_combination_scale,
5015 aff_combination_add_elt, aff_combination_add,
5016 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5017 fold_affine_sum): New functions.
5018 (get_computation_at): Use fold_affine_sum.
5019 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5020 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5023 2005-04-30 Michael Matz <matz@suse.de>
5025 * config/i386/i386.md (movmemsi): Also active when
5026 TARGET_INLINE_ALL_STRINGOPS.
5028 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5031 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5033 2005-04-30 Paul Brook <paul@codesourcery.com>
5035 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5037 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5038 * config/arm/ieee754-sf.S: Ditto.
5039 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5040 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5042 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5044 * tree-ssanames.c: Fix a comment typo.
5045 * doc/options.texi: Fix a typo.
5047 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5049 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5050 gcc_unreachable as appropriate.
5051 (split_adds_subs, cond_string, print_operand,
5052 h8300_initial_elimination_offset, h8300_classify_operand,
5053 h8300_unary_length, h8300_short_immediate_length,
5054 h8300_bitfield_length, h8300_binary_length,
5055 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5056 compute_plussi_length, compute_plussi_cc, output_logical_op,
5057 compute_logical_op_length, compute_logical_op_cc,
5058 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5059 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5060 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5061 h8300_regs_ok_for_stm): Likewise.
5062 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5063 monitor_prologue): Likewise.
5065 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5067 * loop-invariant.c (invariants, create_new_invariant,
5068 get_inv_cost, best_gain_for_invariant,
5069 find_invariants_to_move, move_invariants,
5070 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5073 2005-04-29 Richard Henderson <rth@redhat.com>
5075 * function.c (instantiate_decls): Remove valid_only argument.
5076 (instantiate_decls_1, instantiate_decl): Likewise.
5077 (instantiate_virtual_regs_1): Delete.
5078 (instantiate_virtual_regs_lossage): Delete.
5079 (instantiate_virtual_regs_in_rtx): New.
5080 (safe_insn_predicate): New.
5081 (instantiate_virtual_regs_in_insn): New.
5082 (instantiate_virtual_regs): Update to match all that. Only run
5083 instantiate_decls once.
5085 2005-04-29 Richard Henderson <rth@redhat.com>
5086 Daniel Jacobowitz <dan@codesourcery.com>
5088 * gengtype.c (write_func_for_structure): Split out ...
5089 (output_type_enum): ... new function. Fix thinko accessing
5090 TYPE_PARAM_STRUCT data.
5092 2005-04-29 Tom Tromey <tromey@redhat.com>
5094 * tree.c (build_block): Removed unused 'tags' argument.
5095 * tree.h (build_block): Removed argument.
5097 2005-04-29 Michael Matz <matz@suse.de>
5099 PR rtl-optimization/21144
5100 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5102 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5104 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5105 flag_reorder_blocks.
5107 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5109 PR tree-optimization/21030
5110 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5111 ranges where VR->MAX is smaller than VR->MIN.
5113 2005-04-29 Devang Patel <dpatel@apple.com>
5115 PR tree-optimization/21272
5116 PR tree-optimization/21266
5117 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5119 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5121 * tree-flow-inline.h: Fix a comment typo.
5122 * doc/tree-ssa.texi: Fix a typo.
5124 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5126 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5128 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5129 gcc_unreachable as appropriate.
5130 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5131 fr30_print_operand, fr30_move_double): Likewise.
5132 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5134 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5136 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
5137 definition has already been provided.
5138 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5139 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
5140 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5142 2005-04-29 Jim Tison <jtison@us.ibm.com>
5144 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
5145 trace hooks calls to improve performance.
5147 2005-04-29 Julian Brown <julian@codesourcery.com>
5148 Mark Mitchell <mark@codesourcery.com>
5149 Paul Brook <paul@codesourcery.com>
5151 * crtstuff.c: Handle targets that use .init_array.
5152 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
5153 that INVOKE__main is set correctly.
5154 (expand_main_function): Test INVOKE__main.
5155 * libgcc2.c: Do not define __main when using .init_array.
5156 * config/arm/arm.c (arm_elf_asm_constructor): New function.
5157 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
5159 (DTORS_SECTION_ASM_OP): Likewise.
5160 (CTOR_LIST_BEGIN): Define specially when in libgcc.
5161 (CTOR_LIST_END): Likewise.
5162 (DTOR_LIST_BEGIN): Likewise.
5163 (DTOR_LIST_END): Likewise.
5164 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
5165 (FINI_SECTION_ASM_OP): Likewise.
5166 (INIT_ARRAY_SECTION_ASM_OP): Define.
5167 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5168 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
5169 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
5170 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
5171 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5173 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5175 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
5176 gcc_assert and gcc_unreachable as appropriate.
5177 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
5178 const_int_cost, output_move_const_into_data_reg,
5179 output_move_qimode, output_move_double, find_addr_reg,
5180 print_operand, print_operand_address): Likewise.
5181 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
5182 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
5183 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
5184 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
5185 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
5186 conditional_trap): Likewise.
5187 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
5189 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5191 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
5192 gcc_unreachable as appropriate.
5193 (gen_conditional_move, xtensa_split_operand_pair,
5194 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
5195 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
5196 xtensa_copy_incoming_a7, xtensa_output_literal,
5197 xtensa_output_literal, xtensa_output_literal): Likewise.
5198 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5199 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
5200 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
5201 movsicc_internal1, movsfcc_internal0,
5202 movsfcc_internal1): Likewise.
5204 2005-04-28 James E Wilson <wilson@specifixinc.com>
5206 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
5207 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
5209 2005-04-28 DJ Delorie <dj@redhat.com>
5211 * opt-functions.awk (var_set): Emit proper initializer for
5212 non-target bitfields.
5214 2005-04-28 Devang Patel <dpatel@apple.com>
5216 * dbxout.c (have_used_extensions): Remove.
5217 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
5218 have_used_extensions.
5220 2005-04-28 James E Wilson <wilson@specifixinc.com>
5222 * doc/install.texi: Update -enable-languages info. Correct path to
5225 2005-04-28 DJ Delorie <dj@redhat.com>
5227 * optc-gen.awk (END): Make sure no variable is defined more
5229 * opth-gen.awk (END): Allocate bits on a per-variable basis.
5230 Allow for bitfield variables other than target_flags.
5231 * doc/options.text (Mask): Document that you may specify a
5232 variable other than target_flags.
5234 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
5236 PR rtl-optimization/18877
5237 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
5238 number in val.start.
5240 2005-04-28 David Edelsohn <edelsohn@gnu.org>
5243 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
5245 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5246 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5247 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
5249 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
5251 * arm.c (legitimize_pic_address): Fix sense of assertion test for
5252 creating pseudos when the base offset is too large.
5254 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5256 * global.c (earlyclobber_regclass): Change the type to
5258 (check_earlyclobber): Update uses of earlyclobber_regclass.
5259 (mark_reg_use_for_earlyclobber): Likewise.
5260 (calculate_local_reg_bb_info): Allocate and free
5261 earlyclobber_regclass using the VEC API.
5263 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
5265 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
5268 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5270 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
5273 * config.gcc: Obsolete c4x-* and tic4x-*.
5275 * tree.h (edge_def): Remove.
5277 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
5278 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
5279 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
5280 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
5283 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
5284 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
5285 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
5286 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
5287 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
5288 machmode.def, mips-tfile.c, params.c, pretty-print.c,
5289 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
5290 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
5291 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
5292 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
5293 config/i386/cygming.h, config/i386/djgpp.h,
5294 config/i386/lynx.h, config/i386/netware.c,
5295 config/i386/winnt.c, config/ia64/ia64-c.c,
5296 config/iq2000/iq2000.c, config/m32r/little.h,
5297 config/m68k/m68k-protos.h, config/m68k/m68k.h,
5298 config/m68k/m68k.md, config/mcore/mcore.c,
5299 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
5300 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
5301 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
5302 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
5303 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
5304 config/pdp11/pdp11.h, config/rs6000/darwin.h,
5305 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
5306 config/s390/2064.md, config/s390/2084.md,
5307 config/s390/s390-modes.def, config/s390/s390-protos.h,
5308 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
5309 config/stormy16/stormy16.c, config/vax/vax-protos.h,
5310 config/vax/vax.c, config/vax/vax.h,
5311 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
5314 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
5316 * c-typeck.c (build_compound_expr): Correct logic in last change.
5318 2005-04-27 James E. Wilson <wilson@specifixinc.com>
5320 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
5321 parameters. Replace conditional move code with assert checking for
5322 ar.lc. Delete obsolete comments.
5323 (set_src_needs_barrier): Delete cond parameter, and code using it.
5324 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
5325 assert checking for PR_REGS. Fix calls to update_set_flags and
5326 set_src_needs_barrier.
5327 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
5328 callers. Rewrite explanatory comment before the function.
5329 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
5332 2005-04-27 Mike Stump <mrs@apple.com>
5334 * doc/cpp.texi: gcc now implements universal character names.
5336 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5339 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
5340 being a compound expression whose right-hand side is cast to void.
5342 2005-04-27 Caroline Tice <ctice@apple.com>
5344 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5345 Remove targetm.have_named_sections test.
5346 (fix_edges_for_rarely_executed_code): Likewise.
5347 (insert_section_boundary_note): Likewise.
5348 (reorder_basic_blocks): Check partitioning flag before calling
5349 verify_hot_cold_block_grouping.
5350 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5351 the function struct rather than global variables.
5352 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5353 (COLD_END_LABEL): Likewise
5354 (cold_text_section_label): New static global variable.
5355 (cold_end_label): Likewise.
5356 (dwarf2out_switch_text_section): Get hot/cold section labels from
5357 the function struct rather than global variables; test to make sure
5359 (output_aranges): Use cold_text_section_label and cold_end_label;
5360 check partitioning flag before putting out delta.
5361 (output_ranges): Remove incorrect code attempting to use
5363 (output_line_info): Get cold section label from function struct; test
5364 to make sure cfun is defined.
5365 (add_location_or_const_value_attribute): Likewise.
5366 (dwarf2out_var_location): Likewise.
5367 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5368 write out cold_text_section_label if partition flag is set.
5369 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5370 * function.h (struct function): Add new fields to point to hot/cold
5371 section labels: hot_section_label, cold_section_label,
5372 hot_section_end_label and cold_section_end_label; also add new field
5373 for cold text section name, unlikely_text_section_name.
5374 * opts.c (decode_options): Turn off partitioning flag if
5375 !targetm.have_named_sections.
5376 * output.h (hot_section_label): Remove.
5377 (hot_section_end_label): Remove.
5378 (cold_section_end_label): Remove.
5379 (unlikely_section_label): Remove.
5380 (unlikely_text_section_name): Remove.
5381 * passes.c (rest_of_handle_final): Remove extra blank line.
5382 * varasm.c (unlikely_section_label): Remove.
5383 (hot_section_label): Remove.
5384 (hot_section_end_label): Remove.
5385 (cold_section_end_label): Remove.
5386 (unlikely_text_section_name): Remove.
5387 (initialize_cold_section_name): Modify to call
5388 targetm.strip_name_encoding; to store cold section name in current
5389 function struct, if it exists; and to only use the decl_section_name
5390 if flag_named_sections is true.
5391 (unlikely_text_section): Modify to get section name out of current
5392 function struct, if there is one; otherwise build it from
5393 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5394 (in_unlikely_text_section): Likewise.
5395 (named_section): Modify to get/put cold section name in current function
5396 struct, if there is one.
5397 (function_section): Change 'bool unlikely' to 'int reloc'; check
5398 targetm.have_named_sections before calling named_section.
5399 (current_function_section): Likewise.
5400 (assemble_start_function): Modify to get/put unlikely_text_section_name
5401 in current function struct; modify to get hot/cold section labels
5402 from function struct; initialize labels using
5403 ASM_GENERATE_INTERNAL_LABEL;
5404 test partitioning flag before writing out hot section label.
5405 (assemble_end_function): Test partitioning flag before writing out
5406 hot/cold section labels.
5407 (default_section_type_flags_1): Get cold text section name from
5408 function struct if there is one; Set flags correctly for
5409 cold text section if there is not a current function struct.
5411 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5413 * tree-ssa-propagate.c (set_rhs): Revert last change.
5415 2005-04-27 Steve Ellcey <sje@cup.hp.com>
5417 * explow.c (convert_memory_address): Add gcc_assert.
5419 2005-04-27 Mark Mitchell <mark@codesourcery.com>
5421 * configure.ac: Check for ld --sysroot support.
5422 * gcc.c: Document %R specifier for specs.
5423 (SYSROOT_SPEC): New macro.
5424 (sysroot_spec): New variable.
5425 (static_specs): Add sysroot_spec.
5426 (main): Pass the sysroot spec to the linker if appropriate.
5427 * configure: Regenerated.
5428 * config.in: Likewise.
5430 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5432 * fold-const.c (fold_binary): Use build_fold_addr_expr
5433 for address calculation and INDIRECT_REF handling.
5435 2005-04-27 Andrew Haley <aph@redhat.com>
5437 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
5439 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5441 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
5442 pointer when thumb backtracing is on.
5444 * config/fp-bit.c (abort): Revert change.
5446 2005-04-27 Ian Lance Taylor <ian@airs.com>
5448 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
5450 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5452 * tree-ssa-dce.c: Fix a comment typo.
5454 2005-04-27 David S. Miller <davem@davemloft.net>
5456 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
5457 Kill setjmpless_size. current_function_calls_setjmp is completely
5458 computed when we are called, so just use the optimized size value
5459 instead of using REG_SAVE_AREA notes.
5460 (optimize_save_area_alloca): Delete....
5461 * rtl.h (optimize_save_area_alloca): Likewise...
5462 * passes.c (rest_of_compilation): and don't call it any more.
5463 * reg-notes.def (SAVE_AREA): Delete.
5465 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5467 * config/fp-bit.c (abort): Add noreturn attribute.
5469 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
5470 gcc_unreachable as appropriate.
5471 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
5472 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
5473 ASM_OUTPUT_REG_POP): Likewise.
5475 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
5477 * tree-complex.c (expand_vector_operations_1): Do not build
5478 VIEW_CONVERT_EXPR's for the lhs.
5480 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5482 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
5483 unnecessary noncanonical RTL handling.
5484 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
5485 gcc_assert and gcc_unreachable.
5487 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
5488 gcc_unreachable as appropriate.
5489 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
5490 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
5491 use_return_insn, const_ok_for_op, arm_gen_constant,
5492 arm_canonicalize_comparison, legitimize_pic_address,
5493 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
5494 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
5495 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
5496 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
5497 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
5498 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
5499 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
5500 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
5501 output_call, output_mov_long_double_fpa_from_arm,
5502 output_mov_long_double_arm_from_fpa,
5503 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
5504 output_move_double, arithmetic_instr, shift_op, int_log2,
5505 output_return_instruction, arm_output_function_prologue,
5506 arm_output_epilogue, arm_output_function_epilogue,
5507 emit_multi_reg_push, arm_get_frame_offsets,
5508 arm_compute_initial_elimination_offset, arm_expand_prologue,
5509 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
5510 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
5511 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
5512 thumb_compute_initial_elimination_offset,
5513 thumb_output_function_prologue, thumb_load_double_from_address,
5514 thumb_output_move_mem_multiple, thumb_reload_out_hi,
5515 arm_emit_vector_const, arm_dbx_register_number): Likewise.
5516 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
5517 * config/arm/arm.md (thumb_extendhisi2,
5518 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
5519 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
5520 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
5521 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
5522 * config/arm/cirrus.md (*cirrus_arm_movdi,
5523 *cirrus_movdf_hard_insn): Likewise.
5524 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5526 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5528 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
5529 (num_ssa_names): Use VEC_length.
5530 (ssa_names): Use VEC_index.
5531 * tree-ssanames.c (ssa_names): Change the type to
5533 (init_ssanames, fini_ssa_names, make_ssanames,
5534 release_ssa_name): Update uses of ssa_names.
5536 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
5537 Use fold_buildN instead of fold (buildN (...)).
5539 2005-04-27 Devang Patel <dpatel@apple.com>
5541 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
5543 2005-04-27 Matt Thomas <matt@3am-software.com>
5544 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
5546 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
5547 (vax_output_mi_thunk): Ditto.
5548 (vax_notice_cc_update): Ditto.
5549 (INDEX_REGISTER_P): Add trailing \.
5550 (BASE_REGISTER_P): Add trailing \.
5551 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
5553 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5555 * tree-ssa-propagate.c (set_rhs): Check operand of
5556 ADDR_EXPR for gimpliness, too.
5558 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5560 * tree-ssa-pre.c: Fix a comment typo.
5562 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5564 PR tree-optimization/21171
5565 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
5566 record address uses if the reference is volatile.
5568 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
5570 * tree-complex.c (expand_vector_operation): New, extracted from
5571 expand_vector_operations_1.
5572 (tree_vec_extract): Build a NOP_EXPR.
5573 (expand_vec_parallel): Do not care about returning the correct type.
5574 (expand_vector_operations_1): Call expand_vector_operation.
5575 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
5577 * tree-complex.c (gate_expand_vector_operations): New.
5578 (pass_lower_vector_ssa): Use it.
5579 * tree-optimize.c (init_tree_optimization_passes): Include
5580 pass_lower_vector_ssa.
5581 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
5582 (vectorizable_operation): Use it.
5583 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
5584 integer modes for the vector type.
5586 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5587 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
5588 Do not cope with UNITS_PER_SIMD_WORD == 0.
5589 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
5590 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
5591 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
5592 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5593 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5594 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5595 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5597 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
5598 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
5599 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
5601 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
5602 (UNITS_PER_SIMD_WORD): New.
5604 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5606 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
5607 gcc_unreachable as appropriate.
5608 (ia64_expand_load_address, ia64_expand_tls_address,
5609 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
5610 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
5611 next_scratch_gr_reg, ia64_initial_elimination_offset,
5612 ia64_expand_prologue, ia64_expand_epilogue,
5613 ia64_output_dwarf_dtprel, ia64_print_operand,
5614 ia64_register_move_cost, first_instruction, rws_access_regno,
5615 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
5616 ia64_sched_init, ia64_variable_issue,
5617 ia64_first_cycle_multipass_dfs_lookahead_guard,
5618 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
5619 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
5620 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
5621 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5622 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5623 * config/ia64/predicates.md (got_symbolic_operand,
5624 sdata_symbolic_operand): Likewise.
5625 * config/ia64/vect.md (vcondv2sf): Likewise.
5627 2005-04-27 Matt Thomas <matt@3am-software.com>
5629 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
5630 CONSTANT_ADDRESS_P in config/vax/vax.h
5631 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
5632 (INDEX_REGISTER_P): New.
5633 (BASE_REGISTER_P): New.
5634 (indirectable_constant_address_p): New. Adapted from
5635 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
5636 (indirectable_address_p): New. Adapted from
5637 INDIRECTABLE_ADDRESS_P in vax.h.
5638 (nonindexed_address_p): New. Adapted from
5639 GO_IF_NONINDEXED_ADDRESS in vax.h.
5640 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
5641 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
5642 (legitimate_address_p): New. Adapted from
5643 GO_IF_LEGITIMATE_ADDRESS in vax.h.
5644 (vax_mode_dependent_address_p): New. Adapted from
5645 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
5646 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
5647 legitimate_constant_address_p.
5648 (CONSTANT_P): Use legitimate_constant_p.
5649 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
5650 (INDIRECTABLE_ADDRESS_P): Removed.
5651 (GO_IF_NONINDEXED_ADDRESS): Removed.
5652 (INDEX_TEMP_P): Removed.
5653 (GO_IF_REG_PLUS_INDEX): Removed.
5654 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
5655 definitions, depending on whether REG_OK_STRICT is defined.
5656 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
5657 Two definitions, depending on whether REG_OK_STRICT is defined.
5658 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
5660 (legitimate_constant_p): Prototype added.
5661 (legitimate_address_p): Prototype added.
5662 (vax_mode_dependent_address_p): Prototype added.
5664 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5666 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
5668 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5671 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
5674 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5677 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
5678 assertion failures, if __gcc_host_wide_int__ is not properly
5680 (init_dynamic_diag_info): Give errors, not assertion failures, if
5681 location_t, tree or __gcc_host_wide_int__ are not properly
5684 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5686 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
5687 n_iv_uses, iv_use, n_iv_cands, iv_cand,
5688 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
5689 prepare_decl_rtl, free_loop_data,
5690 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
5693 * tree.h (tree_phi_node): Add a comment about the order of PHI
5696 2005-04-26 Paul Brook <paul@codesourcery.com>
5698 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
5700 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
5702 * config/mips.mips.c (mips_legitimize_tls_address): Use
5705 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
5706 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
5707 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
5709 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
5712 2005-04-26 Jeff Law <law@redhat.com>
5714 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
5715 (op_iter_init_must_and_may_def): Likewise.
5716 (unmodifiable_var_p): Move to a later point in the file.
5717 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
5718 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
5719 (dse_record_phis): Directly check for virtual operands rather than
5720 using need_imm_uses_for.
5721 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
5722 store has multiple V_{MAY,MUST}_DEF operands.
5724 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
5726 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
5729 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5731 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
5732 call to find_edge outside a loop to go through a PHI chain.
5734 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
5736 PR tree-optimization/17598
5737 * fold-const.c (fold_binary): Fold comparisons of addresses
5738 of COMPONENT_REFs which reference the same field to
5739 comparisons of the addresses of the base objects.
5741 2005-04-26 Julian Brown <julian@codesourcery.com>
5743 * config/arm/arm.c (arm_return_in_msb): New function.
5744 (arm_must_pass_in_stack): New function.
5745 (TARGET_RETURN_IN_MSB): Define target hook.
5746 (TARGET_MUST_PASS_IN_STACK): Define target hook.
5747 (arm_function_value): Pad small aggregate return.
5748 (arm_pad_arg_upward): New function.
5749 (arm_pad_reg_upward): New function.
5750 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
5751 (FUNCTION_ARG_PADDING): Define macro.
5752 (BLOCK_REG_PADDING): Define macro.
5753 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
5754 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
5755 (arm_pad_reg_upward): Declare function.
5757 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5759 * basic-block.h (ei_cond): New.
5760 (FOR_EACH_EDGE): Call ei_cond.
5762 PR tree-optimization/21047
5763 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
5764 (fold): Don't handle ASSERT_EXPR.
5766 2005-04-25 Roger Sayle <roger@eyesopen.com>
5768 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
5769 all writes to any stack register as a read/write dependency on
5771 (sched_analyze_2): Likewise, for reads from any stack register.
5773 2005-04-25 Richard Henderson <rth@redhat.com>
5775 * final.c (output_addr_const): Revert 2005-04-09 change.
5777 2005-04-25 Mike Stump <mrs@apple.com>
5779 * config/darwin.c (darwin_encode_section_info): Always set
5780 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
5782 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5784 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
5785 gensupport.c, protoize.c, toplev.c: Replace calls to
5786 `unlock_stream' with `unlock_std_streams'.
5788 2005-04-25 Devang Patel <dpatel@apple.com>
5790 * dbxout.c (dbxout_type): Emit attribute vector.
5792 2005-04-05 Paul Brook <paul@codesourcery.com>
5794 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
5795 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
5796 * config/arm/arm.c (arm_cxx_atexit_name): New function.
5797 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
5798 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
5799 (register_dtor_fn): Likewise.
5800 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
5802 2005-04-25 Ian Lance Taylor <ian@airs.com>
5804 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
5805 * c-common.h (EXPR_STMT_EXPR): Don't define.
5806 (c_common_stmt_codes): Don't define.
5807 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
5808 * c-gimplify.c (gimplify_expr_stmt): Remove.
5809 (c_gimplify_expr): Remove EXPR_STMT case.
5810 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
5811 to INIT_STATEMENT_CODES.
5812 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
5814 2005-04-25 Jan Hubicka <jh@suse.cz>
5816 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
5818 * except.c: Include diagnostic.h
5819 (dump_eh_tree, verify_eh_tree): New functions.
5820 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
5821 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
5822 (dump_function_to_file): dump eh tree.
5823 * tree-eh.c (mark_eh_edge): New function.
5824 (mark_eh_edge_found_error): New static variable.
5825 (verify_eh_edges): New function.
5827 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
5829 * tree-ssa-alias.c (fieldoff_t): Remove.
5830 (fieldoff_s): typedef the structure itself. Create a vector of
5832 (push_fields_onto_fieldstack): Return count of fields pushed.
5833 Remove peeling of first field. Adjust.
5834 (fieldoff_compare): Adjust.
5835 (create_overlap_variables_for): Adjust.
5837 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5839 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
5841 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5844 * doc/install.texi: Document correct assembler and linker to use
5845 on i?86-*-solaris2.10.
5847 2005-04-25 Steven Bosscher <stevenb@suse.de>
5849 Fix PR tree-optimization/21173
5851 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
5852 Unshare expression we pass to force_gimple_operand.
5854 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
5855 Stephen Clarke <stevec@superh.com>
5856 Roger Sayle <roger@eyesopen.com>
5858 PR rtl-optimization/20413
5859 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
5860 VOIDmode for LABEL_REF.
5861 * final.c (shorten_branches): Likewise.
5862 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
5863 * loop.c (reg_dead_after_loop): Likewise.
5864 * varasm.c (decode_addr_const): Likewise.
5865 * doc/rtl.texi: Document mode requirement for LABEL_REF.
5867 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
5869 * config.gcc (avr-*-*): Remove redundant "case".
5871 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
5873 * tree-vect-analyze.c (vect_mark_relevant): Take
5874 VEC(tree,heap) instead of varray_type as an argument.
5875 (vect_mark_stmts_to_be_vectorized): Change the type of
5876 worklist to VEC(tree,heap). Adjust uses of worklist.
5878 2005-04-24 Devang Patel <dpatel@apple.com>
5880 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
5882 2005-04-24 Ian Lance Taylor <ian@airs.com>
5884 * c-semantics.c (build_stmt): Remove test of specific tree codes
5885 for TREE_SIDE_EFFECTS handling.
5887 2005-04-24 Per Bothner <per@bothner.com>
5889 * c-opts.c (finish_options): Make the line-number of the <built-in>
5890 location 0, as assumed elsewhere, rather than 1.
5892 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5894 * tree-ssa-uncprop.c (equiv_stack): Change the type o
5896 (tree_ssa_uncprop, uncprop_finalize_block,
5897 uncprop_initialize_block): Update uses of equiv_stack.
5899 2005-04-24 Richard Henderson <rth@redhat.com>
5902 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
5903 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
5905 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
5906 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
5907 <DIV, MOD>: Likewise.
5909 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5911 * collect2.c (main): Unlock the stdio streams.
5912 * gcc.c (main): Likewise.
5913 * gcov-dump.c (main): Likewise.
5914 * gcov.c (main): Likewise.
5915 * gen-protos.c (main): Likewise.
5916 * gensupport.c (init_md_reader_args_cb): Likewise.
5917 * protoize.c (main): Likewise.
5918 * toplev.c (general_init): Likewise.
5920 2005-04-24 Jakub Jelinek <jakub@redhat.com>
5923 * cgraph.h (cgraph_local_info): Add vtable_method field.
5924 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
5925 and node is vtable_method, finalized and not reachable, don't do
5928 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5930 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
5932 * tree-ssa-pre.c (create_value_expr_from): Use
5933 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
5934 * tree-ssa-propagate.c (stmt_makes_single_load,
5935 stmt_makes_single_store): Use REFERENCE_CLASS_P.
5936 * tree-vect-transform.c (vect_is_simple_cond): Use
5938 * tree-vrp.c (extract_range_from_assert,
5939 build_assert_expr_for, fp_predicate, has_assert_expr): Use
5942 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
5943 of tpa_to_clear to VEC(int,heap). Update uses of
5944 tpa_to_clear. Free tpa_to_clear at the end.
5946 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
5948 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
5951 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
5953 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
5954 and gcc_unreachable as appropriate.
5955 (num_insns_constant, output_vec_const_move,
5956 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
5957 rs6000_emit_set_const, rs6000_emit_move,
5958 spe_build_register_parallel, function_arg,
5959 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
5960 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
5961 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
5962 rs6000_common_init_builtins, expand_block_clear,
5963 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
5964 extract_ME, rs6000_get_some_local_dynamic_name,
5965 rs6000_output_function_entry, print_operand,
5966 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
5967 output_cbranch, output_e500_flip_gt_bit,
5968 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
5969 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
5970 compute_save_world_info, rs6000_stack_info,
5971 rs6000_emit_load_toc_table, rs6000_frame_related,
5972 spe_synthesize_frame_save, rs6000_emit_epilogue,
5973 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
5974 output_function_profiler, rs6000_trampoline_size,
5975 rs6000_initialize_trampoline, find_addr_reg,
5976 rs6000_machopic_legitimize_pic_address,
5977 rs6000_initial_elimination_offset,
5978 rs6000_dbx_register_number): Likewise.
5979 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
5980 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
5981 *movti_power, *movti_string, call, call_value, sibcall,
5982 sibcall_value): Likewise.
5983 * config/rs6000/spe.md (*movdf_e500_double,
5984 *movv2si_internal): Likewise.
5985 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
5988 2005-04-24 Richard Henderson <rth@redhat.com>
5991 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
5992 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
5993 Deny modes smaller than 4 bytes.
5994 * config/i386/i386-protos.h: Update.
5996 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
5998 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
5999 Switch h8300-*-rtems* to ELF.
6001 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6003 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6005 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6007 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6009 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
6012 * fold-const.c: Fold &a[i]-&a[j] to i-j.
6014 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6016 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6017 definitions of ssa names in condition. Split recusive part to ...
6018 (tree_simplify_using_condition_1): New function.
6019 (expand_simple_operations): New function.
6021 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6023 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6024 (find_interesting_uses_cond): Do not use integer_zerop and
6025 integer_nonzerop to check for integer constants.
6026 (set_use_iv_cost): Record the value field.
6027 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6028 determine_use_iv_cost_outer): Set the value field of the cost pair.
6029 (may_eliminate_iv): Do not return the comparison code.
6030 (iv_elimination_compare): New function.
6031 (determine_use_iv_cost_condition): Set the value field. Record
6032 noneliminable invariants correctly.
6033 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6035 2005-04-23 DJ Delorie <dj@redhat.com>
6037 * diagnostic.c (warning): Accept parameter to classify warning option.
6038 (warning0): New, for when a pointer to an error() like function is needed.
6039 * errors.c (warning): Likewise.
6040 * errors.h (warning, warning0): Adjust prototypes.
6041 * toplev.h (warning, warning0): Likewise.
6043 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6044 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6045 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6046 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6047 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6048 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6049 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6050 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6052 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6053 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6054 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6055 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6056 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6057 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6058 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6059 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6060 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6061 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6062 config/rs6000/aix52.h, config/rs6000/darwin.h,
6063 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6064 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6065 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6066 config/stormy16/stormy16.c, config/v850/v850-c.c,
6067 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6070 2005-04-23 Richard Henderson <rth@redhat.com>
6073 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6074 performing some integral scalar simplifications.
6076 2005-04-23 Richard Henderson <rth@redhat.com>
6079 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6080 simplifying CONST_VECTOR.
6082 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6084 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6085 heap as an argument. Update uses of stack.
6086 (calculate_live_on_entry): Allocate stack on heap.
6088 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6089 partition_link and tpa_nodes on heap.
6091 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6092 (mark_stmt_necessary, propagate_necessity,
6093 mark_really_necessary_kill_operand_phis): Update uses of
6095 (tree_dce_init): Allocate worklist using VEC_alloc.
6096 (tree_dce_done): Free worklist using VEC_free.
6098 2005-04-23 Mike Stump <mrs@apple.com>
6100 * config/darwin.c (machopic_indirection_name): Don't use
6102 (darwin_emit_unwind_label): Use user_label_prefix instead of
6105 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6107 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6109 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6111 * config.gcc <cris-*>: Specify .opt files.
6112 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6113 config/cris/linux.opt: New files.
6114 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6115 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6116 (TARGET_ELF): Override to 0.
6117 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6118 -melinux-stacksize=N.
6119 * config/cris/cris.c: (cris_handle_option): New function.
6120 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6121 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6122 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6123 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6124 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6125 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6126 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6127 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6128 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6129 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6130 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6131 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6132 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6133 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6134 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6135 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6136 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
6137 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6138 (TARGET_LINUX): Define 0.
6139 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6140 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
6141 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
6142 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
6143 (TARGET_LINUX): Override to 1.
6144 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6146 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
6148 * haifa-sched.c (schedule_block): Fix thinko in previous
6149 assertification patch.
6151 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
6153 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
6154 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
6155 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6156 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
6157 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
6158 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6159 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
6161 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
6162 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
6163 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
6164 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
6165 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
6166 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
6167 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
6168 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
6169 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
6170 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
6171 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
6172 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
6173 (SUBTARGET_OPTIONS): Delete.
6174 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
6175 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
6176 instead of a string.
6177 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
6178 (pa_cpu_string, pa_unix_string): Delete.
6179 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
6180 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
6182 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6183 (pa_handle_option): New function.
6184 (override_options): Remove handling of -march=, -mfixed-range=,
6185 -mschedule= and -munix=.
6186 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
6187 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
6188 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
6189 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
6190 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
6191 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
6192 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
6194 * config/pa/pa.opt: New file.
6195 * config/pa/pa-hpux.opt: New file.
6196 * config/pa/pa-hpux1010.opt: New file.
6197 * config/pa/pa-hpux1111.opt: New file.
6198 * config/pa/pa64-hpux.opt: New file.
6200 2005-04-22 David S. Miller <davem@davemloft.net>
6202 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
6203 integer when it's mode is VOIDmode not DImode.
6205 2005-04-22 Geoffrey Keating <geoffk@apple.com>
6207 * config/rs6000/rs6000.md (sync_add<mode>_internal,
6208 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
6209 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
6210 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
6211 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
6212 "bne- $-xxx" rather than local labels.
6213 (sync_lock_release<mode>): Add second operand.
6214 (lwsync): Use .long rather than a more meaningful opcode.
6215 * doc/md.texi (Standard Names): Add description of second
6216 parameter to sync_lock_test_and_set.
6218 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6220 PR tree-optimization/21088
6221 * fold-const.c (fold_unary, fold_binary, fold_ternary):
6223 * tree-vrp.c (compare_values): Use fold_binary to compare
6224 pointers. Use boolean_type_node as the type of a comparison
6225 expression being folded.
6226 * tree.h: Add prototypes for fold_unary, fold_binary,
6229 * tree-ssa-dom.c: Fix formatting.
6231 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6233 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
6234 * lambda-code.c (perfect_nestify): Mark virtual operands in
6235 the moved statement for renaming.
6236 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
6237 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6238 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
6239 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6240 * tree-flow.h (struct var_ann_d): Update comments.
6241 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
6242 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
6243 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
6244 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
6245 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
6246 debug_names_replaced_by): Remove declarations.
6247 (delete_update_ssa, get_current_def, set_current_def): Declare.
6248 (rewrite_into_loop_closed_ssa): Add new argument. Update
6250 * tree-into-ssa.c: Include params.h.
6251 (old_virtual_ssa_names): Remove. Update all users.
6252 (need_to_replace_names_p): Remove. Update all users.
6253 (struct update_ssa_stats_d): Declare.
6254 (update_ssa_stats): New local.
6255 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
6256 dump_tree_ssa_stats, debug_tree_ssa_stats,
6257 dump_update_ssa, debug_update_ssa,
6258 dump_names_replaced_by, debug_names_replaced_by): Declare.
6259 (get_current_def, set current_def): Make extern.
6260 (is_old_name, is_new_name): Protect against references
6261 past the end of the sets.
6262 (add_new_name_mapping): Assert that OLD and NEW are
6263 different SSA names for the same symbol.
6264 When adding a virtual mapping, update stats for virtual
6266 (insert_phi_nodes_for): If UPDATE_P is true, create the
6267 LHS of the new PHI by duplicating SSA name VAR.
6268 (insert_phi_nodes_1): Remove. Update all users.
6269 (insert_phi_nodes): Remove second argument. Update all
6271 (maybe_replace_use, maybe_replace_def): New.
6272 (rewrite_update_stmt): Call them.
6273 (mark_def_interesting): Remove calls to is_gimple_reg.
6274 (prepare_phi_args_for_update): Remove. Update all users.
6275 (prepare_block_for_update): Only process virtual operands
6276 and GIMPLE registers in normal form.
6277 (prepare_use_sites_for): New.
6278 (prepare_names_to_update): Rename from prepare_def_sites.
6279 Call prepare_use_sites_for.
6280 (dump_update_ssa): Rename from dump_repl_tbl.
6282 Show statistics for virtual mapping heuristic.
6283 (debug_update_ssa): Rename from debug_debug_repl_tbl.
6284 (init_update_ssa): Initialize UPDATE_SSA_STATS.
6285 (delete_update_ssa): Make extern.
6286 (mark_set_for_renaming): If the set is empty, do nothing.
6287 (release_ssa_name_after_update_ssa): Update comment.
6288 (insert_updated_phi_nodes_for): Do not remove existing
6289 PHI nodes for symbols.
6290 (switch_virtuals_to_full_rewrite_p): New.
6291 (switch_virtuals_to_full_rewrite): New.
6292 (update_ssa): Call them.
6293 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
6294 for every statement before updating.
6295 If all the names in NEW_SSA_NAMES have been marked for
6296 removal, do nothing.
6297 Only start at the top of the CFG if there are symbols in
6299 (ssa_rewrite_finalize_block): Remove.
6300 (ssa_register_new_def): Remove.
6301 (ssa_rewrite_stmt): Remove.
6302 (ssa_rewrite_phi_arguments): Remove.
6303 (ssa_rewrite_initialize_block): Remove.
6304 (ssa_mark_def_sites): Remove.
6305 (ssa_mark_def_sites_initialize_block): Remove.
6306 (ssa_mark_phi_uses): Remove.
6307 (rewrite_ssa_into_ssa): Remove.
6308 * tree-phinodes.c (find_phi_node_for): Remove.
6309 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6311 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
6312 Remove calls to verify_dominators and
6313 verify_loop_structure.
6314 (tree_unswitch_single_loop): Call update_ssa.
6315 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
6318 (delete_tree_ssa): Assert that need_ssa_update_p returns
6320 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
6321 * tree-vectorizer.c (allocate_new_names, rename_def_op,
6322 free_new_names): Remove. Update all users.
6323 (rename_use_op): Call get_current_def.
6324 (rename_variables_in_bb): Do not handle any real or
6326 (slpeel_update_phis_for_duplicate_loop): Call
6327 get_current_def and set_current_def instead of using
6329 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
6330 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
6331 ssa_names_to_replace and delete_update_ssa.
6332 * doc/invoke.texi: Document --param min-virtual-mappings
6333 and --param virtual-mappings-ratio.
6335 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6337 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
6338 for newly created PHI nodes.
6339 Call create_new_def_for for every new V_MAY_DEF and
6340 V_MUST_DEF on the copied statement.
6341 (struct ssa_name_map_entry): Remove.
6342 (ssa_name_map_entry_hash): Remove.
6343 (ssa_name_map_entry_eq): Remove.
6344 (allocate_ssa_names): Remove.
6345 (rewrite_to_new_ssa_names_def): Remove.
6346 (rewrite_to_new_ssa_names_use): Remove.
6347 (rewrite_to_new_ssa_names_bb): Remove.
6348 (rewrite_to_new_ssa_names): Remove.
6349 (tree_duplicate_sese_region): Remove variables ver,
6350 definitions, phi, ssa_name_map and bi.
6351 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
6353 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6354 update_ssa instead of rewrite_ssa_into_ssa.
6355 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
6357 (find_uses_to_rename_use): Add argument 'need_phis'.
6358 (find_uses_to_rename_stmt): Do not scan virtual operands.
6359 (find_uses_to_rename): Only scan PHI nodes for
6361 (rewrite_into_loop_closed_ssa): Call update_ssa.
6362 (check_loop_closed_ssa_use): Ignore virtual operands.
6363 (check_loop_closed_ssa_stmt): Likewise.
6364 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
6366 (rename_variables, set_phi_def_stmts): Remove.
6367 (tree_duplicate_loop_to_header_edge): Reformat comment.
6368 Remove variables BB, I and DEFINITIONS.
6369 Call need_ssa_update_p.
6371 (lv_adjust_loop_header_phi): Reformat comment.
6372 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
6373 (marked_for_rewrite_p, any_marked_for_rewrite_p,
6374 mark_for_rewrite, unmark_all_for_rewrite,
6375 marked_ssa_names): Remove. Update all users.
6376 (release_ssa_name): If VAR has been registered for SSA
6377 updating, do nothing.
6378 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
6379 (build_assert_expr_for): Call register_new_name_mapping.
6380 (insert_range_assertions): Update call to update_ssa.
6381 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
6382 marked_for_rewrite_p, any_marked_for_rewrite_p,
6383 marked_ssa_names): Remove.
6385 2005-04-22 Jeff Law <law@redhat.com>
6387 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
6388 (restore_currdefs_to_original_value): Likewise.
6389 (register_definitions_for_stmt): Likewise.
6390 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
6391 for each variable. Do not allocate/free block_defs_stack either.
6392 Do not iterate if we just thread jumps. Only iterate if the
6393 tree_cleanup_cfg does useful work (temporary).
6394 (dom_opt_initialize_block): No longer push a marker on
6396 (dom_opt_finalize_block): Removal call to restore currdefs.
6397 Relax restrictions for recording edge equivalences.
6398 (record_equivalences_from_phis): No longer need to track
6400 (optimize_stmt): Similarly.
6401 (thread_across_edge): Simplify by removing the requirement that
6402 statements in the block we are threading through must be nops.
6403 (initialize_hash_element): Handle GOTO_EXPR.
6405 2005-04-22 David S. Miller <davem@davemloft.net>
6407 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
6409 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
6410 fix check on CONST_DOUBLE mode. It should be VOIDmode
6411 when it is representing an integer.
6413 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6415 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
6416 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
6417 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
6418 find_char_info_specifier_index,
6419 find_length_info_modifier_index): Likewise.
6420 * c-typeck.c (composite_type, pop_init_level): Likewise.
6421 * combine.c (cant_combine_insn_p, try_combine): Likewise.
6422 * cse.c (cse_insn): Likewise
6423 * dominance.c (calc_dfs_tree): Likewise
6424 dwarf2out.c (loc_descriptor_from_tree_1,
6425 add_abstract_origin_attribute, force_decl_die,
6426 force_type_die): Likewise
6427 emit-rtl.c (operand_subword_force): Likewise
6428 explow.c (hard_function_value): Likewise
6429 expmed.c (store_bit_field, expand_divmod,
6430 emit_store_flag_force): Likewise
6431 expr.c (emit_move_multi_word, store_expr,
6432 expand_expr_real_1): Likewise
6433 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
6434 output_operand): Likewise
6435 flow.c (recompute_reg_usage): Likewise
6436 * function.c (assign_stack_temp_for_type, assign_temp,
6437 handle_epilogue_set): Likewise
6438 * genextract.c (main): Likewise
6439 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
6440 gimplify_modify_expr_rhs, gimplify_expr): Likewise
6441 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
6442 ready_remove, rm_line_notes, rm_other_notes,
6443 schedule_block): Likewise
6444 mips-tfile.c (copy_object, out_of_bounds): Likewise
6446 2005-04-22 David Edelsohn <edelsohn@gnu.org>
6449 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
6450 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
6451 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
6452 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
6454 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
6456 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6458 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
6459 (gcc_tree_to_linear_expression): Convert to heap allocated
6461 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6462 lbv_to_gcc_expression, lle_to_gcc_expression,
6463 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6464 perfect_nestify): Likewise.
6465 lambda.h (gcc_loopnest_to_lambda_loopnest,
6466 lambda_loopnest_to_gcc_loopnest): Likewise.
6467 tree-loop-linear.c (linear_transform_loops): Likewise.
6469 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6471 * config/sparc/predicates.md (arith_double_operand): Use
6472 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
6473 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
6474 (DImode, DFmode constant splitters): Likewise. Remove code for
6475 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
6476 (logical constant splitters): Use const_int_operand predicate.
6477 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
6478 HOST_BITS_PER_WIDE_INT < 64.
6480 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6482 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
6483 gcc_unreachable as appropriate.
6484 (force_mode, emit_move_sequence, singlemove_string,
6485 output_move_double, output_fp_move_double, find_addr_reg,
6486 output_block_move, output_block_clear, output_and,
6487 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
6488 pa_adjust_cost, pa_issue_rate, print_operand,
6489 output_global_address, output_arg_descriptor, output_cbranch,
6490 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
6491 output_call): Likewise.
6492 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
6493 prefetch, prefetch_cc, prefetch_nocc): Likewise.
6495 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
6497 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
6498 _gcov_pow2_profiler and _gcov_one_value_profiler.
6499 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
6500 (GTFILES): Add $(srcdir)/tree-profile.c.
6501 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
6502 __gcov_one_value_profiler): Declare.
6503 * gimplify.c (force_gimple_operand): Check whether the statements
6504 should be produced in ssa form.
6505 (force_gimple_operand_bsi): New function.
6506 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
6507 __gcov_one_value_profiler): New functions.
6508 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
6509 the profiled value is a power of two or not.
6510 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
6511 * tree-flow.h (in_ssa_p): Declare.
6512 (force_gimple_operand_bsi): Declare.
6513 * tree-into-ssa.c (in_ssa_p): New variable.
6514 (rewrite_into_ssa): Set in_ssa_p.
6515 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
6516 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
6517 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
6518 tree_one_value_profiler_fn): New variables.
6519 (tree_init_edge_profiler): Initialize the profiler function decls.
6520 (tree_gen_edge_profiler): Use global gcov_type_node.
6521 (prepare_instrumented_value): New function.
6522 (tree_gen_interval_profiler, tree_gen_interval_profiler,
6523 tree_gen_one_value_profiler): Call the library functions instead of
6524 creating instrumentation code.
6525 * tree.c (build_fn_decl): New function.
6526 * tree.h (build_fn_decl): Declare.
6527 * value-prof.c (rtl_divmod_values_to_profile,
6528 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
6529 tree_mod_pow2_value_transform, tree_find_values_to_profile):
6530 Do not handle may_be_other and precise values of exponents at pow2
6532 (tree_mod_subtract_transform): Reflect that value field of
6533 histogram has changed meaning.
6534 (tree_divmod_values_to_profile): Record the values correctly.
6535 (tree_values_to_profile): Update comment.
6536 * value-prof.h (struct histogram_value_t): Remove pow2 data.
6538 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
6540 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
6543 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6545 * config/i386/i386.md (length_immediate): Use gcc_assert or
6546 gcc_unreachable, as appropriate.
6547 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
6548 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
6549 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
6550 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
6551 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6552 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
6553 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
6554 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
6555 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
6556 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
6557 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
6558 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6559 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
6560 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
6561 *prefetch_sse_rex): Likewise.
6562 * config/i386/predicates.md (x86_64_immediate_operand,
6563 x86_64_zext_immediate_operand, symbolic_operand,
6564 no_seg_address_operand, aligned_operand,
6565 memory_displacement_operand): Likewise.
6566 * config/i386/sse.md (*mov<mode>_internal,
6567 *movv2df_internal): Likewise.
6569 2005-04-22 Jan Hubicka <jh@suse.cz>
6571 * Makefile.in (ipa.o, ipa-inline.o): New files.
6572 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
6573 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
6574 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
6575 * cgraphunit.c (cgraph_default_inline_p,
6576 cgraph_decide_inlining_incrementally, ncalls_inlined,
6577 nfunctions_inlined, initial_insns, overall_insns,
6578 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
6579 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6580 cgraph_mark_inline, cgraph_check_inline_limits,
6581 cgraph_default_inline_p, cgraph_recursive_inlining_p,
6582 update_callee_keys, lookup_recursive_calls,
6583 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
6584 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
6585 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
6586 pass_ipa_inline): Move to ipa-inline.c
6587 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
6589 * ipa-inline.c: New file.
6591 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6593 * doc/invoke.texi (SPARC options): Document that -mapp-regs
6594 is turned off by default on Solaris.
6596 2005-04-21 Roger Sayle <roger@eyesopen.com>
6598 * c-common.h (objc_build_method_signature): Update prototype.
6599 * stub-objc.c (objc_build_method_signature): Update the stub
6600 implementation to accept and ignore additional parameter.
6601 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
6602 the value of ellipsis to objc_build_method_signature instead
6603 of setting TREE_OVERFLOW on the parms TREE_LIST node.
6605 2005-04-21 Geoffrey Keating <geoffk@apple.com>
6607 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
6608 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
6609 gen_rtx_* not gen_rtx_fmt_*.
6610 (rs6000_emit_vector_select): Likewise.
6611 (rs6000_emit_sync): New.
6612 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
6613 (larx, stcx, cmp): New mode substitutions.
6614 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
6615 UNSPEC_ISYNC): New constants.
6616 (rlwinm): Give name.
6617 (memory_barrier, isync, lwsync): New insns.
6618 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
6619 (sync_lock_release<mode>): New expander.
6620 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
6621 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
6622 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
6623 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
6624 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
6625 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
6626 (sync_add<mode>_internal, sync_addshort_internal,
6627 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
6628 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
6629 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
6631 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
6632 is the memory before, not after, the operation. Clarify
6633 barrier requirements.
6635 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6637 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
6638 * lambda.h (lambda_vector_min_nz): Likewise.
6639 * langhooks.h (struct lang_hooks_for_types,
6640 struct lang_hooks): Likewise.
6641 * output.h (assemble_integer, this_is_asm_operands): Likewise.
6644 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
6646 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
6647 comments to avoid 'abort'. Use gcc_assert as necessary.
6648 * opts.c (common_handle_option): Likewise.
6649 * pretty-print.c (pp_base_format_text): Likewise.
6650 * print-rtl.c (print_rtx): Likewise.
6651 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
6652 * regmove.c (try_auto_increment): Likewise.
6653 * reload.c (find_valid_class, find_reloads_toplev,
6654 find_equiv_reg): Likewise.
6655 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
6656 merge_assigned_reloads): Likewise.
6657 * tree-inline.c (inline_forbidden_p_1,
6658 estimate_num_insns_1): Likewise.
6659 * tree-optimize.c (execute_todo): Likewise.
6660 * tree-outof-ssa.c (eliminate_phi): Likewise.
6661 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
6662 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
6663 * tree-ssa-operands.c (parse_ssa_operands,
6664 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
6665 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
6666 * tree-ssanames.c (release_ssa_name): Likewise.
6667 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
6668 walk_tree): Likewise.
6670 * tree-ssa-operands.c (verify_abort): Fold into ..
6671 (verify_imm_links): ... here.
6673 2005-04-21 Richard Henderson <rth@redhat.com>
6675 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
6676 on non-memory operand for previous inversion.
6678 2005-04-21 Devang Patel <dpatel@apple.com>
6680 PR optimization/20994
6681 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
6682 x = !(a == b) : p , q;.
6683 (pass_if_conversion): Verify stmts and flow.
6685 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6687 * optabs.c (gen_conditional_trap): Restore #define.
6689 * alias.c (true_dependence): Remove 'abort' from comments. Use
6690 gcc_assert and gcc_unreachable as appropriate.
6691 (canon_true_dependence): Likewise.
6692 * bb-reorder.c (connect_traces): Likewise.
6693 * c-common.c (c_add_case_label): Likewise.
6694 * c-decl.c (finish_function): Likewise.
6695 * caller-save.c (insert_restore, insert_save): Likewise.
6696 * cfg.c (update_bb_profile_for_threading): Likewise.
6697 * cfganal.c (flow_active_insn_p): Likewise.
6698 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6699 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
6700 cfg_layout_merge_blocks): Likewise.
6701 * ifcvt.c (cond_exec_process_insns, merge_if_block,
6702 find_if_block): Likewise.
6703 * integrate.c (allocate_initial_values): Likewise.
6704 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
6705 swap_condition, unsigned_condition, signed_condition,
6706 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
6707 reg_or_subregno): Likewise.
6708 * lambda-code.c (lambda_compute_auxillary_space,
6709 lambda_transform_legal_p): Likewise.
6710 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
6711 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
6712 lhd_incomplete_type_error, lhd_expand_expr,
6713 lhd_types_compatible_p, lhd_tree_size): Likewise.
6714 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
6715 * local-alloc.c (update_equiv_regs): Likewise.
6716 * loop-unroll.c (peel_loop_completely
6717 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
6718 peel_loop_simple, unroll_loop_stupid,
6719 analyze_iv_to_split_insn): Likewise.
6720 * loop.c (gen_prefetch, find_and_verify_loops,
6721 basic_induction_var): Likewise.
6722 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
6723 * value-prof.c (tree_find_values_to_profile): Likewise.
6724 * varasm.c (named_section, default_assemble_integer,
6725 decode_addr_const): Likewise.
6727 2005-04-21 Alan Modra <amodra@bigpond.net.au>
6728 Fariborz Jahanian <fjahanian@apple.com>
6730 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
6731 portion of argument passed in fpr.
6732 * expr.c (emit_push_insn): Fix computation of 'offset' used to
6733 decide on partial argument save on stack.
6735 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6737 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
6740 2005-04-21 Jan Hubicka <jh@suse.cz>
6742 * cgraphunit.c: Include tree-pass.h
6743 (cgraph_decide_recursive_inlining,
6744 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
6745 cgraph_decide_inlining): Dump goes to dump_file.
6746 (cgraph_optimize): Call ipa passes instead of inliner.
6747 (cgraph_gate_inlining, pass_ipa_inline): New.
6748 * tree-optimize.c (all_ipa_passes): New static variable.
6749 (register_one_dump_file): Dead with IPA passes.
6750 (register_dump_files): Likewise.
6751 (init_tree_optimization_passes): Initialize IPA passes.
6752 (execute_todo): Do cgraph dump when asked to, do not dump function body
6754 * tree-pass.h (TODO_dump_cgraph): New macro.
6755 (ipa_passes): Declare.
6756 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
6758 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6760 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
6761 gcc_assert instead of abort.
6762 (classify_argument, examine_argument, construct_container,
6763 contains_128bit_aligned_vector_p, ix86_check_movabs,
6764 standard_80387_constant_opcode, standard_80387_constant_rtx,
6765 ix86_initial_elimination_offset, ix86_compute_frame_layout,
6766 pro_epilogue_adjust_stack, ix86_expand_epilogue,
6767 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
6768 legitimize_tls_address, output_pic_addr_const,
6769 i386_output_dwarf_dtprel, put_condition_code, print_reg,
6770 get_some_local_dynamic_name, print_operand, print_operand_address,
6771 output_387_binary_op, emit_i387_cw_initialization,
6772 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
6773 ix86_expand_clear, ix86_expand_binary_operator,
6774 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
6775 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
6776 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
6777 ix86_expand_branch, ix86_expand_setcc,
6778 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
6779 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
6780 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
6781 memory_address_length, ix86_attr_length_immediate_default,
6782 ix86_attr_length_address_default, ix86_agi_dependant,
6783 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
6784 ix86_expand_binop_builtin, ix86_force_to_memory,
6785 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
6786 x86_emit_floatuns): Likewise.
6787 * config/i386/netware.c (gen_regparm_prefix,
6788 i386_nlm_strip_name_encoding): Likewise.
6789 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
6791 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6793 * optabs.c (gen_condiational_trap): Remove #define.
6794 (add_equal_note): Assertify. Remove explicit indirection from
6795 call via function pointer.
6796 (expand_ternary_op, expand_simple_binop, expand_binop,
6797 expand_twoval_unop, expand_twoval_binop,
6798 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
6799 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
6800 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
6801 prepare_float_lib_cmp, emit_conditional_move,
6802 emit_conditional_add, gen_add2_insn, gen_add3_insn,
6803 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
6804 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
6805 vector_compare_rtx, expand_vec_cond_expr): Likewise.
6807 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6809 * vec.h: Update API to separate allocation mechanism from type.
6810 (VEC_safe_grow): New.
6811 * vec.c (calculate_allocation): New.
6812 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
6813 (vec_gc_free, vec_heap_free): Remove.
6814 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
6816 (mangle_macro_name): New.
6817 (struct macro_def): New.
6818 (struct macro): Add multiple argument values.
6819 (macro_expans_end): New.
6820 (push_macro_expansion): Chain on new macro. Process multiple
6821 args, create follow on expansion. Return follow on argument.
6822 (macro_input): Deal with multiple arguments.
6824 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
6825 (struct tree_binfo): Adjust.
6826 * basic-block.h: Define VEC(edge,gc).
6827 (struct edge_def): Adjust.
6828 (struct basic_block_def, struct edge_iterator): Likewise.
6829 (ei_container, ei_start_1, ei_last_1): Likewise.
6830 * cfg.c (connect_src, connect_dest): Likewise.
6831 * cfgrtl.c (force_nonfallthru_and_redirect)
6832 * dbxout.c (dbxout_type)
6833 * dwarf2out.c (gen_member_die)
6834 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
6835 (gcc_tree_to_linear_expression): Adjust.
6836 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6837 lbv_to_gcc_expression, lle_to_gcc_expression,
6838 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6839 perfect_nestify): Likewise.
6840 * lambda.h (gcc_loopnest_to_lambda_loopnest,
6841 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
6842 * profile.c (instrument_values): Adjust.
6843 * tree-cfg.c (modified_noreturn_calls): Adjust.
6844 (remove_fallthru_edge): Likewise.
6845 * tree-dump.c (dequeue_and_dump): Adjust.
6846 * tree-flow-inline.h (mark_stmt_modified): Adjust.
6847 * tree-flow.h (modified_noreturn_calls): Adjust.
6848 (tree_on_heap): Remove. (yay!)
6849 (register_new_def): Adjust.
6850 * tree-into-ssa.c: Define VEC(int,heap).
6851 (block_defs_stack): Adjust.
6852 (find_idf, insert_phi_nodes, register_new_def,
6853 rewrite_initialize_block, rewrite_finalize_block,
6854 register_new_update_single, rewrite_update_init_block,
6855 rewrite_update_fini_block, rewrite_blocks,
6856 ssa_rewrite_finalize_block, ssa_register_new_def,
6857 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
6858 * tree-loop-linear.c (linear_transform_loops): Adjust.
6859 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
6860 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
6861 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
6862 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
6863 vrp_variables_stack): Adjust declarations.
6864 (tree_ssa_dominator_optimize): Adjust.
6865 (dom_opt_initialize_block, remove_local_expressions_from_table,
6866 restore_nonzero_vars_to_original_value,
6867 restore_vars_to_original_value,
6868 restore_currdefs_to_original_value, dom_opt_finalize_block,
6869 record_var_is_nonzero, record_cond, record_const_or_copy_1,
6870 optimize_stmt, update_rhs_and_lookup_avail_expr,
6871 lookup_avail_expr, record_range): Likewise.
6872 * tree-ssa-pre.c: Define VEC(basic_block,heap).
6873 (compute_antic_aux): Adjust.
6874 (inserted_exprs, create_expression_by_pieces,
6875 insert_into_preds_of_block, eliminate, mark_operand_necessary,
6876 remove_dead_inserted_code, fini_pre): Likewise.
6877 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
6878 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
6879 ssa_prop_init): Likewise.
6880 * tree-ssa.c: Define VEC(bitmap,heap).
6881 (verify_name_tags): Adjust.
6882 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
6883 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
6884 tree_divmod_values_to_profile, tree_find_values_to_profile,
6885 value_profile_transformations): Likewise.
6886 * value-prof.h: Define VEC(histogram_value,heap).
6887 * varasm.c: Remove alias_pair pointer typedef, define
6889 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
6891 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
6892 not a pointer to it. Create an object vector.
6893 (extern_symbols): Turn into an object vector.
6894 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
6896 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
6899 * Makefile.in (tree-chrec.o): Depend on params.h.
6900 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
6902 * tree-chrec.c: Depend on params.h. Replace build with buildN,
6903 and fold build with fold_buildN.
6904 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
6905 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6906 (tree_contains_chrecs): Compute an estimation of the size of the
6908 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
6909 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
6910 * tree-scalar-evolution.c (simple_iv): Ditto.
6911 * doc/invoke.texi (scev-max-expr-size): Documented.
6913 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
6915 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
6916 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
6917 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
6918 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
6919 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
6920 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
6921 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
6922 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
6923 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
6924 (darwin_fix_and_continue_switch): Delete.
6925 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
6926 (SUBTARGET_SWITCHES): Delete.
6927 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
6928 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
6929 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
6930 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
6931 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
6932 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
6933 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
6934 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
6935 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
6936 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
6937 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
6938 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
6939 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
6940 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
6941 (TARGET_64BIT): Undef before redefining.
6942 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
6943 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
6944 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
6945 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
6946 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
6947 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
6948 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
6949 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6950 (ix86_debug_arg_string, ix86_debug_addr_string)
6951 (ix86_align_loops_string, ix86_align_jumps_string)
6952 (ix86_align_funcs_string): Delete.
6953 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
6954 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
6955 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
6956 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
6957 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
6958 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
6959 (SUBTARGET_SWITCHES): Delete.
6960 * config/i386/i386.c (ix86_debug_arg_string): Delete.
6961 (ix86_debug_addr_string): Delete.
6962 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
6963 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
6964 (ix86_align_loops_string, ix86_align_jumps_string)
6965 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6966 (ix86_align_funcs_string): Make static.
6967 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6968 (ix86_handle_option): New function.
6969 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
6970 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
6971 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
6972 of darwin_fix_and_continue_switch.
6973 (darwin_one_byte_bool): Delete.
6974 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6975 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
6976 to darwin_one_byte_bool.
6977 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
6978 * config/i386/djgpp.opt, config/i386/i386.opt,
6979 * config/i386/sco5.opt: New files.
6981 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6983 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
6984 fp_zero_operand, fp_register_operand, intreg_operand,
6985 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
6986 call_operand, call_operand_address, tgd_symbolic_operand,
6987 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
6988 symbolic_operand, symbolic_memory_operand, label_ref_operand,
6989 sp64_medium_pic_operand, data_segment_operand,
6990 text_segment_operand, splittable_symbolic_memory_operand,
6991 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
6992 eq_or_neq, normal_comp_operator, noov_compare_op,
6993 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
6994 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
6995 const64_operand, const64_high_operand, arith11_operand,
6996 arith10_operand, arith_double_operand, arith_double_4096_operand,
6997 arith_double_add_operand, arith11_double_operand,
6998 arith10_double_operand, small_int, small_int_or_double,
6999 uns_small_int, uns_arith_operand, clobbered_register,
7000 input_operand, compare_operand): Delete.
7001 (sparc_emit_set_const32): Use predicates in assertion. Remove special
7002 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7003 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7004 (GEN_HIGHINT64, GEN_INT64): Delete.
7005 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7006 gen_safe_XOR64): Adjust for above deletion.
7007 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7008 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7009 (legitimate_constant_p): Use const_zero_operand instead.
7010 (sparc_extra_constraint_check): Likewise.
7011 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7012 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7013 (PREDICATE_CODES): Delete.
7014 * config/sparc/sparc.md: Include predicates.md.
7015 (All patterns): Adjust for new predicate names.
7016 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7017 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7018 (movdi): Use general_operand predicate.
7019 (movdi_sp64_dbl): Delete.
7020 (movdi_const64_special): Add 'N' constraint.
7021 (movdicc): Use arith10_operand predicate.
7022 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7023 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7024 (movdi_cc_reg_sp64_trunc): Delete.
7025 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7026 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7027 (subdi3_sp32): Delete.
7028 (subdi3_insn_sp32): Change to define_insn_and_split.
7029 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7030 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7031 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7032 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7033 small_int_operand predicate.
7034 (divdi3, udivdi3): Use arith_operand predicate.
7035 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7036 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7037 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7038 (xordi3_sp64_dbl): Delete.
7039 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7040 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7041 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7042 cmp_ccx_set_not): Use arith_operand predicate.
7043 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7044 * config/sparc/predicates.md: New file.
7046 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7048 PR tree-optimization/14846
7049 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7051 (fold_single_bit_test): ... here.
7052 (fold_binary): Call fold_single_bit_test_into_sign_test
7053 instead of fold_single_bit_test.
7055 2005-04-20 James E Wilson <wilson@specifixinc.com>
7058 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7059 is another declaration.
7061 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7063 * config/cris/predicates.md: New file.
7064 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7065 (cris_movem_load_rest_p): Declare.
7066 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7067 (cris_movem_load_rest_p): Ditto. Globalize.
7068 (cris_bdap_operand, cris_bdap_biap_operand,
7069 cris_orthogonal_operator, cris_commutative_orth_op,
7070 cris_operand_extend_operator,
7071 cris_additive_operand_extend_operator, cris_extend_operator,
7072 cris_plus_or_bound_operator, cris_mem_op,
7073 cris_general_operand_or_symbol,
7074 cris_general_operand_or_gotless_symbol,
7075 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7076 cris_load_multiple_op): Remove predicate functions.
7077 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7078 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7079 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7080 * config/cris/cris.md: Include predicates.md.
7081 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7083 2005-04-20 Ian Lance Taylor <ian@airs.com>
7085 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7086 * c-common.h (STMT_EXPR_STMT): Don't define.
7087 (STMT_EXPR_NO_SCOPE): Don't define.
7088 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7089 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7090 (pp_c_expression): Likewise.
7092 2005-04-20 Richard Henderson <rth@redhat.com>
7095 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7097 2005-04-20 Jeff Law <law@redhat.com>
7099 * reload1.c (reload): Ignore equivalences between pseudos and
7102 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7105 * c-tree.h (struct c_label_list): Update comment.
7106 (struct c_label_context): Rename to struct c_label_context_se.
7107 (label_context_stack): Rename to label_context_stack_se.
7108 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7109 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7110 c_end_vm_scope): New.
7111 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7112 * c-decl.c (pop_scope): Call c_end_vm_scope.
7113 (pushdecl): Call c_begin_vm_scope for variably modified
7115 (define_label): Check for jumping into scope of identifier with
7116 variably modified type. Push label on stack for those defined at
7117 current context of identifiers with variably modified type.
7118 (start_function): Create stack level for context of identifiers
7119 with variably modified type.
7120 (finish_function): Pop stack level for context of identifiers with
7121 variably modified type.
7122 * c-typeck.c (label_context_stack): Rename to
7123 label_context_stack_se.
7124 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7125 (c_finish_goto_label): Check for jumping into scope of identifier
7126 with variably modified type. Push label on stack for those jumped
7127 to from current context of identifiers with variably modified
7129 (struct c_switch): Add blocked_vm.
7130 (c_start_case): Initialize blocked_vm.
7131 (do_case): Check blocked_vm.
7132 (c_finish_case): Add comment.
7133 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7134 variable label_context_stack.
7136 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7138 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
7139 conditional_replacement, value_replacement, abs_replacement,
7141 (replace_phi_edge_with_variable): Remove argument BB.
7142 (conditional_replacement, value_replacement,
7143 minmax_replacement, abs_replacement): Remove argument PHI_BB.
7144 Update a call to replace_phi_edge_with_variable.
7146 * tree-ssa-phiopt.c: Fix comments.
7148 2005-04-20 Michael Matz <matz@suse.de>
7151 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
7154 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7156 * tree-ssa-phiopt.c: Fix comment typos.
7158 PR tree-optimization/21116
7159 * tree-ssa-phiopt.c: Fix a typo.
7161 2005-04-19 Richard Henderson <rth@redhat.com>
7163 * builtins.c (expand_builtin_sync_operation): Revert last change.
7164 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
7166 (expand_compare_and_swap_loop): Likewise.
7167 (expand_sync_operation): Remove fallback from NAND to AND; invert
7168 memory operand when expanding from cmpxchg.
7169 (expand_sync_fetch_operation): Likewise.
7170 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
7173 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
7174 when implementing NAND. Fix double-add for AFTER.
7175 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
7176 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7177 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
7179 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
7182 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
7183 to return old memory value.
7184 (sync_compare_and_swap_cc<IMODE>): Likewise.
7186 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
7187 return pre-reload. Don't consider output or anti dependencies.
7188 * config/ia64/sync.md (IMODE): New.
7189 (modesuffix): Add QI and HI.
7190 (memory_barrier): Simplify expansion.
7191 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
7192 (cmpxchg_acq_<IMODE>): Likewise.
7193 (sync_lock_test_and_set<IMODE>): Likewise.
7194 (sync_lock_release<IMODE>): Likewise.
7196 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7198 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
7201 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7203 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
7205 2005-04-20 Michael Pogue <michael.pogue@sun.com>
7206 Joseph S. Myers <joseph@codesourcery.com>
7208 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
7209 * c-typeck.c (build_c_cast): Check these options.
7210 * doc/invoke.texi: Document these options.
7212 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7214 * tree-ssa-phiopt.c: Update a comment about the pass.
7216 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7218 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
7219 config/mcore/mcore.c: Fix comment typos.
7221 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
7223 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
7224 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
7226 2005-04-19 Paul Brook <paul@codesourcery.com>
7228 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
7230 2005-04-19 Andrew Haley <aph@redhat.com>
7233 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
7234 looking at a field's bitpos.
7236 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7238 * system.h (fopen, fdopen, freopen): Define these to the unlocked
7239 libiberty functions.
7241 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7243 PR tree-optimization/21096
7244 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
7246 2005-04-19 Alan Modra <amodra@bigpond.net.au>
7249 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
7250 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7252 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
7254 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
7255 refers to the function being dumped.
7257 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
7259 * varasm.c (assemble_start_function): Remove reset of in_section.
7261 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7263 PR tree-optimization/21085
7264 * fold-const (fold_binary): Don't change X % -C to X % C if C has
7267 2005-04-19 Ben Elliston <bje@au.ibm.com>
7269 * doc/invoke.texi (Optimize Options): Refer to the correct
7270 optimisation flag -ftree-dominator-opts, not -ftree-dom.
7272 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
7274 * config/rs6000/rs6000.c (machopic_output_stub): Increase
7275 alloca argument to be big enough.
7277 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
7280 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
7283 2005-04-18 Tom Tromey <tromey@redhat.com>
7285 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
7288 2005-04-18 Richard Henderson <rth@redhat.com>
7290 * config/alpha/alpha.c (alpha_split_atomic_op): New.
7291 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
7292 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
7293 * config/alpha/alpha-protos.h: Update.
7294 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
7295 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
7296 (attr type): Add ld_l, st_c, mb.
7297 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
7298 iornotsi3, xorsi_internal, xornotsi3): New.
7299 * config/alpha/ev4.md (ev4_ld): Add ld_l.
7300 (ev4_ist_c, ev4_mb): New.
7301 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
7303 * config/alpha/ev6.md (ev6_ild): Add ld_l.
7304 (ev6_ist): Add st_c.
7306 * config/alpha/sync.md: New file.
7308 2005-04-18 Richard Henderson <rth@redhat.com>
7310 * builtins.c (expand_builtin_sync_operation): Fold nand to and
7313 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
7315 2005-04-18 Devang Patel <dpatel@apple.com>
7317 * config/rs6000/atlivec.md (mulv4si3): New pattern.
7319 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7321 PR tree-optimization/20922
7322 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
7323 Fold X + c >= X and fold X - c <= X to true.
7325 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7327 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
7329 (emergency_labeled_state_free): Likewise.
7331 2005-04-18 Nick Clifton <nickc@redhat.com>
7333 * config/h8300/h8300.md (jump): Remove prescan parameter from
7334 calls to final_scan_insn.
7336 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
7337 parameter from calls to final_scan_insn.
7339 * config.gcc (m68hc12): Use the m68hc11.opt file for target
7341 (v850e, v850e1): Use the v850.opt file for target specific
7344 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
7346 PR tree-optimization/21001
7347 * tree-optimize.c (init_tree_optimization_passes): Move the
7348 first pass_forwprop immediately before pass_vrp.
7350 2005-04-17 Ian Lance Taylor <ian@airs.com>
7352 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
7353 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
7354 from enum tree_code op to bool is_sizeof.
7355 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
7356 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
7357 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
7359 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
7361 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
7364 2005-04-17 Ian Lance Taylor <ian@airs.com>
7366 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
7368 2005-04-17 Richard Henderson <rth@redhat.com>
7370 * config/alpha/alpha.c (va_list_skip_additions): Only define if
7372 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
7373 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
7374 of indirection through ssa names while looking for the gpr counter
7376 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
7377 saved va_list_gpr_size and va_list_fpr_size.
7379 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7381 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
7382 both pointers or both integers.
7384 * tree-vrp.c (maybe_add_assert_expr): Don't assert
7385 ASSERT_EXPRs for single-use variable.
7387 * tree-into-ssa.c: Fix a comment typo.
7389 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
7391 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
7392 -mipsN before forcing a default of -mips2.
7394 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7396 * predict.h (IS_TAKEN): Remove.
7397 * rtl.h (NOTE_PREDICTION): Likewise.
7399 * modulo-sched.c (CFG_HOOKS): Remove.
7401 * c-parser.c (N_C_TTYPES): Remove.
7403 * tree-flow-inline.h (get_stmt_operands): Remove.
7404 * lambda-code.c, tree-ssa-loop-unswitch.c,
7405 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
7406 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
7407 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
7408 calls to get_stmt_operands.
7409 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
7411 2005-04-17 Richard Henderson <rth@redhat.com>
7414 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
7415 of CUMULATIVE_ARGS past the last named argument.
7416 (alpha_va_start): Expect pretend_args_size only if strictly less than
7419 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7422 * builtins.c (expand_builtin_strcat): Convert the result of
7423 strlen to the right type.
7424 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
7425 avoid creating type mismatches.
7426 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
7429 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
7431 2005-04-16 Richard Henderson <rth@redhat.com>
7434 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
7435 Use the mode of boolean_type_node when the user doesn't provide one.
7436 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
7438 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
7441 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
7444 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
7447 2005-04-16 Roger Sayle <roger@eyesopen.com>
7448 Steven Bosscher <stevenb@suse.de>
7450 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
7451 (fold_unary_to_constant): Likewise.
7453 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
7455 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
7458 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
7460 * doc/install.texi (Specific): Avoid using asterisks in @anchor
7461 names related to target triplets.
7462 Remove i?86-*-esix from platform directory.
7463 Remove powerpc-*-eabiaix from platform directory.
7465 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
7468 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
7469 falling through from SUBREG case to REG.
7471 2005-04-15 Roger Sayle <roger@eyesopen.com>
7473 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
7474 (fold_binary): Update comment mentioning fold_relational_hi_lo.
7475 (fold_binary_to_constant): Simplify using fold_binary.
7476 (fold_unary_to_constant): Likewise, simplify using fold_unary.
7478 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7480 * gthr-posix.c (pthread_cancel): Define.
7481 (pthread_mutexattr_init): Likewise.
7482 (pthread_mutexattr_settype): Likewise.
7483 (pthread_mutexattr_destroy): Likewise.
7485 2005-04-15 David S. Miller <davem@davemloft.net>
7488 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
7490 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7492 PR tree-optimization/21031
7493 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
7494 (forward_propagate_into_cond_1): Call it. Forward propagate
7495 integer-integer casts into COND_EXPRs.
7497 2005-04-15 Dave Korn <dave.korn@artimi.com>
7499 * gcc.c (default_compilers): Clarify obscure error message when
7500 reading from standard input.
7502 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7504 * basic-block.h (PROP_EQUAL_NOTES): Remove.
7505 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
7507 * tree-ssa-alias.c (init_alias_info): Remove a call to
7510 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
7512 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
7513 of non-virtual PHI nodes like we use to.
7515 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
7517 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
7518 (attr_copy_rtx): Do not use it.
7520 2005-04-15 Andrew Macleod <amacleod@redhat.com>
7522 * doc/tree-ssa.texi: Grammer/abbreviation updates.
7524 2005-04-15 Diego Novillo <dnovillo@redhat.com>
7526 * tree-vect-transform.c (vectorizable_store): Mark necessary
7527 objects in the vectorized store needing renaming. Update the
7528 SSA graph for V_MAY_DEF operands in the original store.
7530 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7532 * tree-ssa-pre.c (compute_avail): It's okay to have
7533 TREE_INVARIANT's here, and value number the resulting expressions.
7534 (create_expression_by_pieces): Make sure operands that were
7535 min_invariant when we started, stay that way.
7537 2005-04-15 David Edelsohn <edelsohn@gnu.org>
7539 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
7541 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7543 PR tree-optimization/20936.
7544 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
7546 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7548 * doc/invoke.texi: Fix typos.
7549 * doc/md.texi: Likewise.
7550 * doc/rtl.texi: Likewise.
7551 * doc/sourcebuild.texi: Likewise.
7552 * doc/tm.texi: Likewise.
7554 2005-04-15 Uros Bizjak <uros@kss-loka.si>
7556 PR tree-optimization/21004
7557 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
7558 and floorl in c99 mode only.
7559 * builtins.c (expand_builtin_int_roundingfn): Assert that
7560 fallback_fndecl is not NULL_TREE.
7562 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7564 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
7565 * basic-block.h: Update the prototype for
7566 purge_all_dead_edges.
7567 * cfgexpand.c (tree_expand_cfg): Update a call to
7568 purge_all_dead_edges.
7569 * combine.c (combine_instructions): Likewise.
7570 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
7571 rest_of_handle_cse2, rest_of_handle_gcse,
7572 rest_of_handle_postreload): likewise.
7574 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
7577 * gimplify.c (gimplify_addr_expr): Compensate for removal of
7578 e.g. cv-qualification conversions.
7580 2005-04-14 Mike Stump <mrs@apple.com>
7582 * config/darwin-c.c (framework_construct_pathname): We must
7583 find all headers of a framework in the first instance of it
7584 found in the seach path.
7586 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7588 PR tree-optimization/21021
7589 * tree-vrp.c (compare_values): Work around a bug in the front
7590 end that produces a comparison of mismatched types.
7592 2004-04-14 Richard Henderson <rth@redhat.com>
7594 * config/ia64/ia64.h (enum fetchop_code): Remove.
7595 (enum ia64_builtins): Move ...
7596 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
7597 members except BSP and FLUSHRS.
7598 (ia64_init_builtins): Remove __sync builtins.
7599 (ia64_expand_builtin): Likewise.
7600 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
7601 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
7602 (ia64_expand_lock_release): Remove.
7603 * config/ia64/ia64.md (mf): Move to sync.md.
7604 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
7605 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
7606 * config/ia64/sync.md: New file.
7607 (memory_barrier): Rename from mf.
7608 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
7609 (cmpxchg_acq_<I48MODE>): Likewise.
7610 (sync_lock_test_and_set<I48MODE>): Likewise.
7612 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
7613 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
7615 2004-04-14 Richard Henderson <rth@redhat.com>
7617 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
7618 (ix86_compare_emitted): New.
7619 (ix86_expand_compare): Use ix86_compare_emitted if set.
7620 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
7621 and ix86_compare_op0 are set.
7622 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
7623 (TARGET_CMPXCHG, TARGET_XADD): New.
7624 (ix86_compare_emitted): Declare.
7625 * config/i386/i386.md: Include sync.md
7626 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
7627 (UNSPECV_XCHG, UNSPECV_LOCK): New.
7628 * config/i386/sync.md: New file.
7630 2004-04-14 Richard Henderson <rth@redhat.com>
7633 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
7634 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
7635 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
7636 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
7637 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
7638 BT_FN_I8_VPTR_I8_I8): New.
7639 * builtins.def (DEF_SYNC_BUILTIN): New.
7640 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
7641 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
7642 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
7643 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
7644 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
7645 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
7646 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
7647 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
7648 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
7649 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
7650 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
7651 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
7652 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
7653 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
7654 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
7655 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
7656 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
7657 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
7658 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
7659 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
7660 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
7661 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
7662 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
7663 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
7664 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
7665 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
7666 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
7667 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
7668 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
7669 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
7670 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
7671 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
7672 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
7673 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
7674 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
7675 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
7676 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
7677 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
7678 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
7679 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
7680 BUILT_IN_SYNCHRONIZE: New.
7681 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
7682 as a function. Accept __sync_ as a prefix as well.
7683 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
7684 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
7685 expand_builtin_lock_release): New.
7686 (expand_builtin): Call them.
7687 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
7688 neither BOTH_P nor FALLBACK_P are defined.
7689 (builtin_type_for_size): New.
7690 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
7691 (resolve_overloaded_builtin): New.
7692 * c-common.h (resolve_overloaded_builtin): Declare.
7693 (builtin_type_for_size): Declare.
7694 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
7695 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
7696 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
7697 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
7698 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
7699 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
7700 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
7701 sync_compare_and_swap_cc, sync_lock_test_and_set,
7702 sync_lock_release): New.
7703 * optabs.h: Declare them.
7704 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
7705 expand_sync_operation, expand_sync_fetch_operation,
7706 expand_sync_lock_test_and_set): Declare.
7707 * genopinit.c (optabs): Add sync optabs.
7708 * optabs.c (init_optabs): Initialize sync optabs.
7709 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
7710 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
7711 expand_sync_operation, expand_sync_fetch_operation,
7712 expand_sync_lock_test_and_set): New.
7713 * doc/extend.texi (Atomic Builtins): New section
7714 * doc/md.texi (Standard Names): Add sync patterns.
7716 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
7718 * tree-eh.c (lower_try_finally_copy): Generate new code in
7719 response to goto_queue entries as if the queue was sorted by
7720 index, not pointers.
7721 (lower_try_finally_switch): Likewise.
7723 2005-04-14 Richard Henderson <rth@redhat.com>
7725 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
7726 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
7728 (ix86_expand_fp_movcc): Update to match.
7729 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
7730 * config/i386/i386-protos.h: Update.
7731 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
7732 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
7734 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
7736 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
7739 2005-04-14 Julian Brown <julian@codesourcery.com>
7741 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
7742 link failures on ppc64 Linux.
7744 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
7746 * config.gcc: Set cpu_type for s390.
7748 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7750 Fix PR tree-optimization/20963
7751 * tree-ssa-pre.c (compute_avail): Remove special case for
7753 (create_expression_by_pieces): Add value numbers for forced out
7756 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
7758 * config/cris/cris.md: Replace references to (reg:SI 16) with
7759 (reg:SI CRIS_SRP_REGNUM).
7761 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7763 PR tree-optimization/20657
7764 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
7765 create an appropriate range from it.
7767 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7769 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
7770 <UNSPEC_FIST_CEIL> case.
7772 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
7773 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
7774 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
7775 to implement lfloor and llfloor built-ins as x87 intrinsic function.
7776 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
7777 (lfloor<mode>2): New expanders.
7778 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
7779 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
7780 to implement lceil and llceil built-ins as x87 intrinsic function.
7781 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
7782 (lceil<mode>2): New expanders.
7784 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7786 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
7787 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
7789 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
7792 * config/s390/s390-modes.def: Define TFmode.
7794 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
7796 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
7797 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7798 * config/mips/mips.c (mips16_insn_length): Remove reference to
7799 JUMP_TABLES_IN_TEXT_SECTION.
7801 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
7803 * simplify-rtx.c (simplify_binary_operation_1): Return
7804 scalar or vector of constant 0, depending on the xor's
7807 2005-04-13 Dale Johannesen <dalej@apple.com>
7809 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
7810 (objc-act.o): Ditto.
7811 * objc/objc-act.c (objc_gimplify_expr): New.
7812 (objc_get_callee_fndecl): New.
7813 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
7814 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
7815 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
7817 2005-04-13 Devang Patel <dpatel@apple.com>
7819 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
7822 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
7824 CRIS prologue as RTL.
7825 * config/cris/cris-protos.h (cris_emit_movem_store)
7826 (cris_expand_prologue): Prototype.
7827 * config/cris/cris.c (struct machine_function): New member
7829 (cfa_label_num, cris_target_asm_function_prologue): Remove.
7830 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
7831 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
7832 (cris_load_multiple_op, cris_return_address_on_stack)
7833 (cris_return_address_on_stack_for_return): ISO-Cify.
7834 (cris_store_multiple_op): New predicate function.
7835 (cris_expand_prologue, cris_emit_movem_store): New functions.
7836 (cris_print_operand) <case 'O'>: Handle modifications other than
7838 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
7839 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
7840 (cris_gen_movem_load): Rearrange slightly to make local variable
7841 src a parameter, removing osrc.
7842 (cris_setup_incoming_varargs): Set machine_function member
7843 stdarg_regs to correspond to the number of registers that need to
7845 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
7847 (PREDICATE_CODES): Add cris_store_multiple_op. Make
7848 cris_general_operand_or_gotless_symbol accept UNSPEC.
7849 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
7850 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
7851 ("*cris_store_multiple"): New pattern. Tweak common comment above
7852 this and "*cris_load_multiple".
7853 ("prologue"): New define_expand.
7855 * config/cris/cris.md ("epilogue"): Conditionalize on
7856 TARGET_PROLOGUE_EPILOGUE.
7858 2005-04-13 Steve Ellcey <sje@cup.hp.com>
7861 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
7862 fpsr 0 instead of fpsr 1.
7863 (divsf3_internal_thr): Ditto.
7864 (divdf3_internal_lat): Ditto.
7865 (divdf3_internal_thr): Ditto.
7866 (divxf3_internal_lat): Ditto.
7867 (divxf3_internal_thr): Ditto.
7869 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7871 PR tree-optimization/20913
7872 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
7874 PR tree-optimization/20702
7875 * tree-vrp.c (maybe_add_assert_expr): Recurse into
7876 dominator children that haven't been walked into.
7878 2005-04-13 Julian Brown <julian@codesourcery.com>
7880 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
7881 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
7884 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7886 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
7887 config/i386/sse.md: Fix comment typos.
7889 * genattrtab.c (NULL_ATTR): Remove.
7890 * ifcvt.c (NULL_EDGE): Likewise.
7892 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
7894 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
7895 NOTE_PREDICT): Remove.
7897 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7899 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
7900 * configure: Regenerate.
7901 * config.in: Likewise.
7902 * system.h: Declare vsnprintf if not already declared.
7904 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7906 * optc-gen.awk: Handle stand-alone Mask records.
7907 * opth-gen.awk: Likewise.
7908 * doc/options.texi (Option file format): Document them.
7909 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
7910 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
7911 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
7912 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
7913 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
7914 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
7915 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
7916 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
7917 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
7918 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
7919 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
7920 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
7921 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
7922 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
7923 TARGET_LONG_DOUBLE_128): Likewise.
7924 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
7925 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
7926 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
7927 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
7928 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
7929 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
7930 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
7931 * config/sparc/sparc.c (fpu_option_set): New global.
7932 (sparc_handle_option): New function.
7933 (sparc_override_options): Test fpu_option_set.
7934 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
7935 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
7936 * config/sparc/sparc.opt: New file.
7937 * config/sparc/little-endian.opt: Likewise.
7938 * config/sparc/long-double-switch.opt: Likewise.
7940 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
7942 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
7943 (bfin_handle_options): Set it if -mshared-library-id= is seen.
7944 * config/bfin/bfin.opt (mshared-library-id=): Lose
7945 Var(bfin_lib_id_given).
7947 2005-04-13 Matt Thomas <matt@3am-software.com>
7949 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
7952 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7954 * rtl.h (CLEAR_RTX_FLAGS): Remove.
7956 * cgraphunit.c (INSNS_PER_CALL): Remove.
7958 * tree-ssa-forwprop.c (vars,
7959 record_single_argument_cond_exprs,
7960 substitute_single_use_vars): Remove.
7961 (forward_propagate_into_cond_1, forward_propagate_into_cond):
7963 (tree_ssa_forward_propagate_single_use_vars): Call
7964 forward_propagate_into_cond for each COND_EXPR.
7966 * tree-inline.c (INSNS_PER_STMT): Remove.
7968 2005-04-12 Richard Henderson <rth@redhat.com>
7970 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
7971 (ix86_expand_sse_fp_minmax): ... from ...
7972 (ix86_expand_fp_movcc): ... here.
7973 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
7974 * config/i386/i386-protos.h: Update.
7975 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
7976 (sse_setccsf, sse_setccdf): Allow before reload.
7977 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
7978 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
7979 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
7980 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
7981 (anddf3, nanddf3, iordf3, xordf3): New.
7983 2005-04-12 Jeff Law <law@redhat.com>
7985 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
7986 (tree-ssa-uncprop.o): Add dependencies.
7987 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
7988 * tree-flow.h (remove_useless_stmts): Remove prototype.
7989 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
7990 remove_useless_stmts.
7991 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
7992 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
7993 * tree-pass.h (pass_uncprop): Declare.
7994 * tree-ssa-uncprop.c: New file.
7996 2005-04-12 James E. Wilson <wilson@specifixinc.com>
7999 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8001 2005-04-12 Caroline Tice <ctice@apple.com>
8003 Temporary fix for partitioning problems.
8004 * passes.c (rest_of_handle_final): Remove code that
8005 frees unlikely_text_section_name,
8006 * varasm.c (assemble_start_function): Test for partitioning
8007 flag before writing out section labels.
8008 (assemble_end_function): Test for partitioning flag before
8009 writing out section labels.
8011 2005-04-12 Steven Bosscher <stevenb@suse.de>
8012 Stuart Hastings <stuart@apple.com>
8013 Jan Hubicka <jh@suse.cz>
8015 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
8016 references to gt-tree-cfg.h.
8017 * basic-block.h (struct basic_block_def): Don't skip rbi
8018 for garbage collection.
8019 (struct reorder_block_def): Make GTY-able.
8020 (struct control_flow_graph): New structure.
8021 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8022 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8023 but instead defines to the control_flow_graph for cfun.
8024 (label_to_block_map): New define, points to the label map of
8025 the control_flow_graph for cfun.
8026 (n_edges_for_function, n_basic_blocks_for_function,
8027 last_basic_block_for_function, basic_block_info_for_function,
8028 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8029 basic_block_info_for_function, label_to_block_map_for_function):
8030 Counterparts for the above, taking a struct function as an extra
8032 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8033 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8034 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8035 (alloc_rbi_pool, free_rbi_pool): Remove.
8036 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8037 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8039 (cfg_layout_finalize) ... and don't free it here.
8040 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8042 * flow.c (free_basic_block_vars): Set label_to_block_map and
8043 n_edges to zero too.
8044 * function.h (struct function): Add cfg field.
8045 * function.c (allocate_struct_function): Allocate the cfg.
8046 * tree-cfg.c (label_to_block_map): Remove.
8047 (build_tree_cfg): Don't allocate the rbi pool here...
8048 (delete_tree_cfg_annotations): ...and don't free it here.
8049 Also don't nullify label_to_block_map for cfun.
8051 2005-04-12 Caroline Tice <ctice@apple.com>
8053 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8054 Revert my patch from April 9.
8055 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8056 (reorder_basic_blocks): Revert my patch from April 9.
8057 (insert_section_boundary_note): Revert my patch from April 9.
8058 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8059 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8060 (COLD_END_LABEL): Revert my patch from April 9.
8061 (cold_text_section_label): Revert my patch from April 9.
8062 (cold_end_label): Revert my patch from April 9.
8063 (dwarf2out_switch_text_section): Revert my patch from April 9.
8064 (output_aranges): Revert my patch from April 9.
8065 (output_ranges): Revert my patch from April 9.
8066 (output_line_info): Revert my patch from April 9.
8067 (add_location_or_const_value_attribute): Revert my patch from April 9.
8068 (dwarf2out_var_location): Revert my patch from April 9.
8069 (dwarf2out_init): Revert my patch from April 9.
8070 (dwarf2out_finish): Revert my patch from April 9.
8071 * function.h (struct function): Revert my patch from April 9.
8072 * opts.c (decode_options): Revert my patch from April 9.
8073 * output.h (unlikely_section_label, hot_section_label,
8074 hot_section_end_label, cold_section_end_label,
8075 unlikely_text_section_name): Revert my patch from April 9.
8076 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8077 * varasm.c (unlikely_section_label, hot_section_label,
8078 hot_section_end_label, cold_section_end_label,
8079 unlikely_text_section_name): Revert my patch from April 9.
8080 (initialize_cold_section_name): Revert my patch from April 9.
8081 (unlikely_text_section): Revert my patch from April 9.
8082 (in_unlikely_text_section): Revert my patch from April 9.
8083 (named_section): Revert my patch from April 9.
8084 (function_section): Revert my patch from April 9.
8085 (current_function_section): Revert my patch from April 9.
8086 (assemble_start_function): Revert my patch from April 9.
8087 (assemble_end_function): Revert my patch from April 9.
8088 (default_section_type_flags_1): Revert my patch from April 9.
8090 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8092 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8093 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8095 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8097 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8100 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8101 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8103 2004-04-12 Richard Henderson <rth@redhat.com>
8105 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8106 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8107 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8108 (UNSPEC_*, UNSPECV_*): Renumber.
8110 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8113 From Richard Henderson <rth@redhat.com>:
8114 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8117 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8119 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8121 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8123 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8124 (bfin_library_id): New variable.
8125 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8126 instead of bfin_library_id_string.
8127 (bfin_handle_option): New function.
8128 (override_options): Remove most code to deal with shared library IDs,
8129 just check they aren't used without -mid-shared-library.
8130 (TARGET_HANDLE_OPTION): Define.
8131 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8132 * config/bfin/bfin.opt (mshared-library-id=): New.
8134 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8136 * tree-vect-transform.c: Fix comment typos.
8138 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
8140 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
8141 split critical edges when not possible/profitable.
8143 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8145 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
8146 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
8147 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
8148 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
8149 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8150 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
8151 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
8152 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
8154 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
8155 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8156 * config/ns32k/ns32k.opt: New file.
8158 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8160 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
8161 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
8162 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
8163 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
8164 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
8165 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
8166 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
8167 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
8168 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
8169 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
8170 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
8171 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
8172 (MASK_COLDFIRE): Formatting fixes.
8173 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
8174 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
8175 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
8176 "_current_shared_library_a5_offset_".
8177 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8178 (MASK_ALL_CPU_BITS): New macro.
8179 (m68k_handle_option): New function.
8180 (override_options): Remove handling of m68k_library_id_string.
8181 * config/m68k/m68k.opt: New file.
8182 * config/m68k/ieee.opt: New file.
8184 2005-04-11 Mark Mitchell <mark@codesourcery.com>
8186 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8187 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
8188 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8189 (TARGET_CXX): Adjust accordingly.
8190 * target.h (struct gcc_target): Remove epxort_class_data. Add
8191 determine_class_data_visibility and class_data_always_comdat.
8192 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8193 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
8194 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8195 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
8196 (arm_cxx_determine_class_data_visibility): New.
8197 (arm_cxx_class_data_always_comdat): Likewise.
8198 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8199 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
8200 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8201 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
8202 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
8205 2005-04-11 Devang Patel <dpatel@apple.com>
8207 * tree-data-ref.c (build_classic_dist_vector,
8208 compute_subscript_distance): Make externally visible.
8209 * tree-data-ref.h (build_classic_dist_vector,
8210 compute_subscript_distance): Same.
8211 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8212 Check distance vector against vectorization factor.
8213 (vect_analyze_loop): Determine vectorizaion factor before
8214 analyzing data dependences.
8215 * tree-vectorizer.c (loops_num): Make it externally visible and
8217 * tree-vectorizer.c (vect_loops_num): ... new name.
8218 * tree-vectorizer.h (vect_loops_num): New.
8220 2005-04-11 Devang Patel <dpatel@apple.com>
8222 * tree-vect-analyze.c (vect_analyze_operations): Check
8223 vectorizable codition.
8224 * tree-vect-transform.c (vect_is_simple_cond): New function.
8225 (vectorizable_condition): New function.
8226 (vect_transform_stmt): Handle condition_vec_info_type.
8227 * tree-vectorizer.h (enum stmt_vec_info_type): Add
8228 condition_vec_info_type.
8229 (vectorizable_condition): New.
8231 2005-04-11 Geoffrey Keating <geoffk@apple.com>
8233 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
8234 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
8235 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
8237 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
8238 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
8240 * dwarf2out.c (output_line_info): Don't try to dereference
8241 a NULL current_function_decl.
8243 * config/t-slibgcc-darwin: Don't put shared libraries in
8244 directories other than $(slibdir).
8245 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8248 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8250 PR tree-optimization/20933
8251 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
8252 logic to reject aliases between read-only and writable
8254 (may_alias_p): ... here.
8255 (get_tmt_for): Do not associate read-only tags to pointers
8256 whose pointed-to type is not read-only.
8257 * tree-ssa.c (verify_ssa): Check that memory stores have at
8258 least one V_MAY_DEF or V_MUST_DEF.
8260 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8263 * configure.ac (gcc_UNLOCKED_FUNCS): New.
8264 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
8265 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
8266 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
8268 (fwrite_unlocked): Fix prototype.
8270 * configure, config.in: Regenerate.
8272 2005-04-11 David Edelsohn <edelsohn@gnu.org>
8274 * tree-ssa-loop-im.c: Include real.h.
8275 (determine_invariantness_stmt): If real division divisor is
8276 invariant and flag_unsafe_math_optimizations enabled, generate
8277 invariant reciprocal for hoisting.
8278 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
8280 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8282 Fix PR tree-optimization/20926
8284 * tree-ssa-alias.c (add_type_alias): Handle subvars.
8286 2005-04-11 Devang Patel <dpatel@apple.com>
8288 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
8291 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8293 * fold-const.c (fold_binary_op_with_conditional_arg):
8294 use fold_buildN instead of "fold (buildN" in some
8296 (fold_unary): Likewise.
8297 (fold_binary): Likewise.
8299 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8301 Fix PR tree-optimization/20612
8302 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
8304 (perfect_nestify): preheaderbb is *not* part of loop of the
8307 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8309 * tree-ssa-alias.c (may_alias_p): If the variable
8310 is a global variable and the pointer is parameter
8311 and -fargument-noalias-global is used, then
8312 the pointer cannot alias the variable.
8314 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
8316 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
8317 * config/sparc/sparc.h: Likewise.
8318 * config/sparc/sparc.md: Likewise.
8320 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
8322 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
8324 * tree-vrp.c: Fix a comment typo.
8326 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8328 PR tree-optimization/20920
8329 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
8330 SSA_NAME flows through an abnormal edge.
8331 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
8332 through abnormal edges.
8333 (maybe_add_assert_expr): Likewise.
8335 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
8337 * config/s390/s390.h (s390_tune_string, s390_arch_string)
8338 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
8339 (s390_stack_size_string, s390_stack_guard_string, target_flags)
8340 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
8341 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8342 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
8343 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
8344 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
8345 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
8346 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
8347 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8348 (TARGET_HANDLE_OPTION): Likewise.
8349 (s390_tune): Initialize to PROCESSOR_max.
8350 (s390_arch_string): Make static.
8351 (s390_tune_string, s390_warn_framesize_string): Delete.
8352 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
8353 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
8354 (s390_handle_arch_option, s390_handle_option): New functions.
8355 (override_options): Remove parsing of option strings.
8356 * config/s390/s390.opt: New file.
8358 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8360 * tree-complex.c (expand_vector_operations): Call
8361 update_stmt_if_modified.
8363 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8365 * tree-vect-analyze (vect_determine_vectorization_factor):
8366 Do not use GET_MODE_NUNITS.
8367 * tree-vect-transform.c (vect_get_vec_def_for_operand,
8368 (vectorizable_load, vect_transform_loop): Likewise.
8370 2005-04-11 Uros Bizjak <uros@kss-loka.si>
8372 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
8373 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
8374 * optabs.h (enum optab_index): Add new OTI_lceil.
8375 (lceil_optab): Define corresponding macro.
8376 * optabs.c (init_optabs): Initialize lceil_optab.
8377 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
8378 and lceildi2 patterns.
8379 * builtins.c (expand_builtin_int_roundingfn): Handle
8380 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
8381 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
8382 BUILT_IN_LLCEIL{,F,L}.
8383 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
8384 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
8385 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
8386 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
8387 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
8388 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
8389 into lceil built-in function and (long long int)ceil{,f,l} into
8390 llceil built-in function.
8391 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
8394 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8396 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
8399 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
8401 * config/arm/arm.c: Fix a comment typo.
8402 * doc/tree-ssa.texi: Fix a typo.
8404 2005-04-10 Steven Bosscher <stevenb@suse.de>
8406 * cselib.c (clear_table): Rename to cselib_clear_table.
8407 * cselib.h (cselib_clear_table): Add prototype.
8408 * gcse.c (gcse_main): Make 'f' argument unused.
8409 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
8410 of each basic block instead.
8411 (compute_sets, compute_hash_table_work): Likewise.
8412 (constprop_register): Change int 'alter_jumps' argument to bool.
8413 (do_local_cprop): Likewise.
8414 (local_cprop_pass): Likewise. Also walk basic blocks instead of
8415 the insn chain. Explicitly clear the cselib tables after finishing
8416 one basic block. Make sure there are no unterminated libcall blocks.
8417 Update compute_sets call.
8418 (cprop): Walk basic blocks instead of the insn chain.
8419 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
8421 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
8422 one_cprop_pass calls.
8424 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8426 * combine.c (combine_simplify_rtx): Remove a transformation that
8427 relies on an invalid assumption about rtl sign-extension semantics.
8429 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8431 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
8432 to build_int_cst_wide.
8434 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
8437 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
8438 set the original address pseudo to the correct value before the
8439 original insn, if possible, and leave the insn alone, otherwise
8440 create a new pseudo, set it and replace it in the insn.
8441 * recog.c (validate_change_maybe_volatile): New.
8442 * recog.h (validate_change_maybe_volatile): Declare.
8444 2005-04-09 Caroline Tice <ctice@apple.com>
8446 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8447 Remove targetm.have_named_sections test.
8448 (fix_edges_for_rarely_executed_code): Likewise.
8449 (insert_section_boundary_note): Likewise.
8450 (reorder_basic_blocks): Check partitioning flag before calling
8451 verify_hot_cold_block_grouping.
8452 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8453 the function struct rather than global variables.
8454 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8455 (COLD_END_LABEL): Likewise
8456 (cold_text_section_label): New static global variable.
8457 (cold_end_label): Likewise.
8458 (dwarf2out_switch_text_section): Get hot/cold section labels from
8459 the function struct rather than global variables.
8460 (output_aranges): Use cold_text_section_label and cold_end_label;
8461 check partitioning flag before putting out delta.
8462 (output_ranges): Remove incorrect code attempting to use
8464 (output_line_info): Get cold section label from function struct.
8465 (add_location_or_const_value_attribute): Likewise.
8466 (get_subprogram_die): Get hot/cold section labels from function struct.
8467 (dwarf2out_var_location): Likewise.
8468 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8469 write out cold_text_section_label if partition flag is set.
8470 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8471 * function.h (struct function): Add new fields to point to hot/cold
8472 section labels: hot_section_label, cold_section_label,
8473 hot_section_end_label and cold_section_end_label; also add new field
8474 for cold text section name, unlikely_text_section_name.
8475 * opts.c (decode_options): Turn off partitioning flag if
8476 !targetm.have_named_sections.
8477 * output.h (hot_section_label): Remove.
8478 (hot_section_end_label): Remove.
8479 (cold_section_end_label): Remove.
8480 (unlikely_section_label): Remove.
8481 (unlikely_text_section_name): Remove.
8482 * passes.c (rest_of_handle_final): Remove code that frees
8483 unlikely_text_section_name.
8484 * varasm.c (unlikely_section_label): Remove.
8485 (hot_section_label): Remove.
8486 (hot_section_end_label): Remove.
8487 (cold_section_end_label): Remove.
8488 (unlikely_text_section_name): Remove.
8489 (initialize_cold_section_name): Modify to call
8490 targetm.strip_name_encoding; to store cold section name in current
8491 function struct, if it exists; and to only use the decl_section_name
8492 if flag_named_sections is true.
8493 (unlikely_text_section): Modify to get section name out of current
8494 function struct, if there is one; otherwise build it from
8495 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8496 (in_unlikely_text_section): Likewise.
8497 (named_section): Modify to get/put cold section name in current function
8498 struct, if there is one.
8499 (function_section): Change 'bool unlikely' to 'int reloc'; check
8500 targetm.have_named_sections before calling named_section.
8501 (current_function_section): Likewise.
8502 (assemble_start_function): Modify to get/put unlikely_text_section_name
8503 in current function struct; modify to get hot/cold section labels
8504 from function struct; initialize labels using
8505 ASM_GENERATE_INTERNAL_LABEL;
8506 test partitioning flag before writing out hot section label.
8507 (assemble_end_function): Test partitioning flag before writing out
8508 hot/cold section labels.
8509 (default_section_type_flags_1): Modify to use array instead of
8510 char* for unlikely_text_section_name; set flags correctly for
8511 cold text section if there is not a current function decl.
8513 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8515 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8516 and TI_VA_LIST_FPR_COUNTER_FIELD.
8517 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8518 * tree-pass.h (pass_stdarg): Add.
8519 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8520 * tree-stdarg.c: New file.
8521 * tree-stdarg.h: New file.
8522 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8523 (tree-stdarg.o): Add dependencies.
8524 * function.h (struct function): Add va_list_gpr_size and
8525 va_list_fpr_size fields.
8526 * function.c (allocate_struct_function): Initialize them.
8527 * target.h (struct gcc_target): Add stdarg_optimize_hook.
8528 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8529 (TARGET_INITIALIZER): Add it.
8531 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8532 va_list_{g,f}pr_counter_field.
8533 (ix86_setup_incoming_varargs): Don't do anything if reg_save
8534 area will not be used. Only save registers that tree-stdarg.c
8535 detected they need saving.
8536 (ix86_va_start): Don't set up fields that won't be used.
8538 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8539 va_list_{g,f}pr_counter_field.
8540 (setup_incoming_varargs): Don't do anything if reg_save
8541 area will not be used. Only save registers that tree-stdarg.c
8542 detected they need saving.
8543 (rs6000_va_start): Don't set up fields that won't be used.
8545 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
8546 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
8547 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
8548 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8550 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8553 * config/i386/i386.c (construct_container): Pass empty aligned
8554 struct, union or class in memory.
8556 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
8558 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
8559 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
8560 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
8561 config/rs6000/predicates.md: Fix comment typos.
8563 * sched-int.h (haifa_insn_data): Remove blockage and units.
8564 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
8565 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
8566 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
8568 2005-04-09 Jan Hubicka <jh@suse.cz>
8569 Steven Bosscher <stevenb@suse.de>
8571 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
8572 * cfgloop.c (get_loop_exit_edges): Likewise.
8573 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
8575 * loop-unroll.c (analyze_insns_in_loop): Likewise.
8576 * tree-cfg.c (dump_cfg_status): Likewise.
8578 2005-04-09 David Edelsohn <edelsohn@gnu.org>
8580 * config/rs6000/predicates.md (altivec_register_operand): Remove
8581 redundant match_code test.
8582 (gpc_reg_operand): Same.
8583 (cc_reg_operand): Same.
8584 (cc_reg_not_cr0_operand): Same.
8586 2005-04-09 Jan Hubicka <jh@suse.cz>
8588 Forgotten hunk from my last merge patch:
8589 * final.c (output_addr_const): Do not call mark_referenced.
8591 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
8593 * doc/tree-ssa.texi: Add immediate use documentation.
8595 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
8597 * arm.c (FL_WBUF): Define.
8598 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
8599 (arm_is_6_or_7): Delete.
8600 (arm_tune_wbuf): New.
8601 (arm_override_options): Set arm_tune_wbuf.
8602 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
8603 (arm_is_6_or_7): Delete declaration.
8604 (arm_tune_wbuf): New declartion.
8605 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
8606 (model_wbuf): Derive from arm_tune_wbuf.
8607 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
8608 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
8609 (arm740t): Mark CPUs as having a write buffer.
8611 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8613 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
8614 of 'const_double_operand' in operand 2 constraints. Update enable
8617 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8619 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
8620 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
8621 * optabs.h (enum optab_index): Add new OTI_lfloor.
8622 (lfloor_optab): Define corresponding macro.
8623 * optabs.c (init_optabs): Initialize lfloor_optab.
8624 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
8625 and lfloordi2 patterns.
8626 * builtins.c (expand_builtin_int_roundingfn): New prototype.
8627 (expand_builtin_int_roundingfn): New function.
8628 (fold_builtin_int_roundingfn): New prototype.
8629 (fold_builtin_int_roundingfn): New function, renamed from
8630 fold_builtin_lround.
8631 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
8632 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
8633 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
8634 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
8635 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
8636 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
8637 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
8638 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
8639 into lfloor built-in function and (long long int)floor{,f,l} into
8640 llfloor built-in function.
8641 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
8644 2005-04-08 Ian Lance Taylor <ian@airs.com>
8646 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
8647 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
8648 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
8649 (DO_COND, DO_BODY): Likewise.
8650 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
8651 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
8652 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
8653 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
8654 (build_continue_stmt, build_break_stmt): Don't declare.
8655 (c_do_switch_warnings): Update declaration.
8656 * c-gimplify.c (enum bc_t): Remove.
8657 (struct c_gimplify_ctx, ctxp): Remove.
8658 (push_context, pop_context): Remove static functions.
8659 (c_genericize): Don't call push_context or pop_context.
8660 (begin_bc_block, finish_bc_block): Remove static functions.
8661 (build_bc_goto): Likewise.
8662 (gimplify_c_loop): Likewise.
8663 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
8664 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
8665 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
8666 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
8667 * c-common.c (c_do_switch_warnings): Rename from
8668 c_do_switch_warnings_1.
8669 (c_do_switch_warnings) [old version]: Remove.
8670 (c_do_switch_expr_warnings): Remove.
8671 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
8672 function instead of c_do_switch_expr_warnings.
8673 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
8674 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
8675 * c-pretty-print.c (pp_c_statement): Likewise.
8676 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
8678 2005-04-08 Devang Patel <dpatel@apple.com>
8680 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
8681 While selecting replacement condition pay attention to loop header.
8683 2005-04-08 Diego Novillo <dnovillo@redhat.com>
8685 Merge from tree-cleanup-branch: VRP, store CCP, store
8686 copy-prop, incremental SSA updating of FUD chains and
8687 newly exposed symbols.
8689 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
8690 (OBJS-common): Add tree-vrp.o.
8691 (tree-vrp.o): New rule.
8692 * basic-block.h (nearest_common_dominator_for_set): Declare.
8693 * common.opt (ftree-store-ccp): New flag.
8694 (ftree-copy-prop): New flag.
8695 (ftree-vrp): New flag.
8696 (ftree-store-copy-prop): New flag.
8697 * dominance.c (nearest_common_dominator_for_set): New.
8698 * domwalk.c (walk_dominator_tree): Only traverse
8699 statements in blocks marked in walk_data->interesting_blocks.
8700 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
8701 * fold-const.c (fold): Handle ASSERT_EXPR.
8702 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
8703 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
8704 flag_tree_vrp at -O2.
8705 * timevar.def (TV_TREE_VRP): Define.
8706 (TV_TREE_COPY_PROP): Define.
8707 (TV_TREE_STORE_COPY_PROP): Define.
8708 (TV_TREE_SSA_INCREMENTAL): Define.
8709 (TV_TREE_STORE_CCP): Define.
8710 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
8711 to kill_redundant_phi_nodes from comment.
8712 (verify_expr): Handle ASSERT_EXPR.
8713 * tree-dfa.c (mark_new_vars_to_rename): Remove second
8714 argument. Update all users.
8715 (mark_call_clobbered_vars_to_rename): Remove. Update all
8717 * tree-flow-inline.h (unmodifiable_var_p): New.
8718 * tree-flow.h (enum value_range_type): Declare.
8719 (struct value_range_def): Declare.
8720 (value_range): Declare.
8721 (remove_all_phi_nodes_for): Remove. Update all users.
8722 (find_phi_node_for): Declare.
8723 (add_type_alias): Declare.
8724 (count_uses_and_derefs): Declare.
8725 (kill_redundant_phi_nodes): Remove.
8726 (rewrite_into_ssa): Remove.
8727 (rewrite_def_def_chains): Remove.
8728 (update_ssa, register_new_name_mapping, create_new_def_for,
8729 need_ssa_update_p, name_registered_for_update_p,
8730 release_ssa_name_after_update_ssa, dump_repl_tbl,
8731 debug_repl_tbl, dump_names_replaced_by,
8732 debug_names_replaced_by, mark_sym_for_renaming,
8733 mark_set_for_renaming, get_current_def, set_current_def,
8734 get_value_range, dump_value_range, debug_value_range,
8735 dump_all_value_ranges, debug_all_value_ranges,
8736 expr_computes_nonzero, loop_depth_of_name,
8737 unmodifiable_var_p): Declare.
8738 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
8740 * tree-into-ssa.c (block_defs_stack): Update comment.
8741 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
8742 syms_to_rename, names_to_release, repl_tbl,
8743 need_to_initialize_update_ssa_p, need_to_update_vops_p,
8744 need_to_replace_names_p): New locals.
8745 (NAME_SETS_GROWTH_FACTOR): Define.
8746 (struct repl_map_d): Declare.
8747 (struct mark_def_sites_global_data): Add field
8749 (enum rewrite_mode): Declare.
8750 (REGISTER_DEFS_IN_THIS_STMT): Define.
8751 (compute_global_livein): Use last_basic_block instead of
8753 (set_def_block): Remove last argument. Update all callers.
8754 (prepare_use_operand_for_rename): Remove. Update all callers.
8755 (prepare_def_operand_for_rename): Remove. Update all callers.
8756 (symbol_marked_for_renaming): New.
8759 (repl_map_hash): New.
8761 (repl_map_free): New.
8762 (names_replaced_by): New.
8763 (add_to_repl_tbl): New.
8764 (add_new_name_mapping): New.
8765 (mark_def_sites): Assume that all the operands in the
8766 statement are in normal form.
8767 (find_idf): Assert that the block in the stack is valid.
8768 (get_default_def_for): New.
8769 (insert_phi_nodes_for): Add new argument 'update_p'.
8771 If update_p is true, add a new mapping between the LHS of
8772 each new PHI and the name that it replaces.
8773 (insert_phi_nodes_1): Only call find_idf if needed.
8774 (get_reaching_def): Call get_default_def_for.
8775 (rewrite_operand): Remove.
8776 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
8777 and REWRITE_THIS_STMT are false.
8778 Assume that all the operands in the statement are in
8780 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
8781 (rewrite_virtual_phi_arguments): Remove.
8782 (invalidate_name_tags): Remove.
8783 (register_new_update_single, register_new_update_set,
8784 rewrite_update_init_block, replace_use,
8785 rewrite_update_fini_block, rewrite_update_stmt,
8786 rewrite_update_phi_arguments): New.
8787 rewrite_blocks): Remove argument 'fix_virtual_phis'.
8788 Add arguments 'entry', 'what' and 'blocks'.
8789 Initialize the dominator walker according to 'what' and
8791 Start the dominator walk at 'entry'.
8792 (mark_def_site_blocks): Add argument 'interesting_blocks'.
8793 Use it to configure the dominator walker.
8794 (rewrite_into_ssa): Remove argument 'all'.
8796 (rewrite_all_into_ssa): Remove.
8797 (rewrite_def_def_chains): Remove.
8798 (mark_def_interesting, mark_use_interesting,
8799 prepare_phi_args_for_update, prepare_block_for_update,
8800 prepare_def_site_for, prepare_def_sites,
8801 dump_names_replaced_by, debug_names_replaced_by,
8802 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
8803 delete_update_ssa, create_new_def_for,
8804 register_new_name_mapping, mark_sym_for_renaming,
8805 mark_set_for_renaming, need_ssa_update_p,
8806 name_registered_for_update_p, ssa_names_to_replace,
8807 release_ssa_name_after_update_ssa,
8808 insert_updated_phi_nodes_for, update_ssa): New.
8809 * tree-loop-linear.c (linear_transform_loops): Call
8810 update_ssa instead of rewrite_into_ssa.
8811 * tree-optimize.c (vars_to_rename): Remove.
8813 (init_tree_optimization_passes): Replace
8814 pass_redundant_phi with pass_copy_prop.
8816 Replace pass_ccp with pass_store_ccp.
8817 Add pass_store_copy_prop after pass_store_ccp.
8818 (execute_todo): If the TODO_ flags don't include updating
8819 the SSA form, assert that it does not need to be updated.
8820 Call update_ssa instead of rewrite_into_ssa and
8821 rewrite_def_def_chains.
8822 If TODO_verify_loops is set, call verify_loop_closed_ssa.
8823 (tree_rest_of_compilation):
8824 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
8825 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
8826 TODO_cleanup_cfg): Renumber.
8827 (TODO_verify_loops, TODO_update_ssa,
8828 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8829 TODO_update_ssa_only_virtuals): Define.
8830 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
8832 * tree-phinodes.c (make_phi_node): Update documentation.
8833 (remove_all_phi_nodes_for): Remove.
8834 (find_phi_node_for): New.
8835 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
8836 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
8837 (interpret_rhs_modify_expr): Likewise.
8838 * tree-sra.c (decide_instantiations): Mark all symbols in
8839 SRA_CANDIDATES for renaming.
8840 (mark_all_v_defs_1): Rename from mark_all_v_defs.
8841 (mark_all_v_defs): New function. Update all users to call it
8842 with the whole list of scalarized statements, not just the
8844 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
8845 (compute_flow_insensitive_aliasing): If the tag is
8846 unmodifiable and the variable isn't or vice-versa, don't
8847 make them alias of each other.
8848 (setup_pointers_and_addressables): If the type tag for
8849 VAR is about to change, mark the old one for renaming.
8850 (add_type_alias): New.
8851 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
8852 (ccp_lattice_t): Rename from latticevalue.
8853 (value): Remove. Update all users.
8854 (const_val): New local variable.
8855 (do_store_ccp): New local variable.
8856 (dump_lattice_value): Handle UNINITIALIZED.
8857 (debug_lattice_value): New.
8858 (get_default_value): Re-write.
8859 (set_lattice_value): Re-write.
8860 (def_to_varying): Remove. Update all users.
8861 (likely_value): Return VARYING for statements that make
8862 stores when STORE_CCP is false.
8863 Return VARYING for any statement other than MODIFY_EXPR,
8864 COND_EXPR and SWITCH_EXPR.
8865 (ccp_initialize): Re-write.
8866 (replace_uses_in, replace_vuse_in, substitute_and_fold):
8867 Move to tree-ssa-propagate.c.
8868 (ccp_lattice_meet): Handle memory stores when
8869 DO_STORE_CCP is true.
8870 (ccp_visit_phi_node): Likewise.
8871 (ccp_fold): Likewise.
8872 (evaluate_stmt): Likewise.
8873 (visit_assignment): Likewise.
8874 (ccp_visit_stmt): Likewise.
8875 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
8879 (do_ssa_store_ccp): New.
8880 (gate_store_ccp): New.
8881 (pass_store_ccp): Declare.
8882 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
8883 (may_propagate_copy): Reformat.
8884 Don't abort if ORIG is a virtual and DEST isn't.
8885 If NEW does not have alias information but DEST does,
8887 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
8888 copy_prop_kind, which_copy_prop): Declare.
8889 (stmt_may_generate_copy, get_copy_of_val,
8890 get_last_copy_of, set_copy_of_val, dump_copy_of,
8891 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
8892 copy_prop_visit_stmt, copy_prop_visit_phi_node,
8893 init_copy_prop, fini_copy_prop, execute_copy_prop,
8894 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
8895 store_copy_prop): New.
8896 (pass_copy_prop, pass_store_copy_prop): Declare.
8897 * tree-ssa-dom.c (struct opt_stats_d): Add fields
8898 'num_const_prop' and 'num_copy_prop'.
8899 (cprop_operand): Update them.
8900 (dump_dominator_optimization_stats): Dump them.
8901 (tree_ssa_dominator_optimize): Call update_ssa instead of
8903 (loop_depth_of_name): Declare extern.
8904 (simplify_cond_and_lookup_avail_expr): Guard against NULL
8905 values for LOW or HIGH.
8906 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
8907 (record_equivalences_from_stmt): Call expr_computes_nonzero.
8908 (cprop_operand): Only propagate if VAL != OP.
8909 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
8910 statement for renaming.
8911 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
8912 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
8913 add_type_alias if necessary.
8914 Call mark_new_vars_to_rename.
8915 (tree_ssa_iv_optimize): If new symbols need to be renamed,
8916 mark every statement updated, call update_ssa and
8917 rewrite_into_loop_closed_ssa.
8918 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
8919 from LIVEIN if VAR is a virtual.
8920 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
8921 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
8922 (get_call_expr_operands): Reformat statement.
8923 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
8925 * tree-ssa-propagate.c (ssa_prop_init): Initialize
8926 SSA_NAME_VALUE for every name.
8927 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8928 get_value_loaded_by): New.
8929 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
8930 substitute_and_fold): Move from tree-ssa-ccp.c.
8931 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
8932 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8933 get_value_loaded_by, replace_uses_in, substitute_and_fold):
8935 * tree-ssa.c (verify_use): Fix error message.
8936 (propagate_into_addr, replace_immediate_uses, get_eq_name,
8937 check_phi_redundancy, kill_redundant_phi_nodes,
8938 pass_redundant_phi): Remove. Update all users.
8939 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8940 add_type_alias, if necessary.
8941 * tree-vectorizer.h (struct _stmt_vect_info): Update
8942 documentation for field 'memtag'.
8943 * tree-vrp.c: New file.
8944 * tree.def (ASSERT_EXPR): Define.
8945 * tree.h (ASSERT_EXPR_VAR): Define.
8946 (ASSERT_EXPR_COND): Define.
8947 (SSA_NAME_VALUE_RANGE): Define.
8948 (struct tree_ssa_name): Add field 'value_range'.
8949 (PHI_REWRITTEN): Remove.
8950 (struct tree_phi_node): Remove field 'rewritten'.
8951 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
8952 -ftree-store-copy-prop): Document.
8953 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
8954 Document usage of update_ssa.
8956 2005-04-08 David Edelsohn <edelsohn@gnu.org>
8959 * config/rs6000/predicates.md (altivec_register_operand): Accept
8961 (and64_operand): Do not limit CONST_INT to mask64_operand.
8962 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
8963 (and_operand): Do not limit CONST_INT to mask_operand.
8965 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
8967 PR rtl-optimization/20466
8968 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
8969 for overlap of the address of each list member.
8970 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
8972 2005-04-08 Mike Stump <mrs@apple.com>
8974 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
8976 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
8979 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8981 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
8983 * function.c (push_function_context_to): Don't set
8985 * function.h (function): Remove contains_functions.
8986 (current_function_contains_functions): Remove.
8988 * function.h (function): Remove instrument_entry_exit.
8989 (current_function_instrument_entry_exit): Remove.
8991 * function.h (nonlocal_labels): Remove.
8993 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
8995 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
8996 (check_attr_value, write_attr_get, write_expr_attr_cache,
8997 find_attr, make_internal_attr): Don't reference negative_ok or
8999 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9000 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9001 (ATTR_STATIC): Adjust the value.
9003 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9005 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
9007 * config/s390/tpf.h (ASM_SPEC): Define.
9009 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9011 * tree-flow.h: Remove the prototype for
9012 redirect_immediate_uses.
9013 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9015 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
9017 * arm.c (arm_const_double_by_parts): New function.
9018 * arm-protos.h (arm_const_double_by_parts): Add prototype.
9019 * arm.md (define_split for 64-bit constants): Add another one.
9021 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9023 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9025 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9027 * system.h: Revert last change.
9029 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9031 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9032 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9033 (TARGET_SWITCHES): Delete.
9034 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9035 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9036 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9037 * config/xtensa/xtensa.opt: New file.
9039 2005-04-08 Ben Elliston <bje@au.ibm.com>
9041 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9042 * config/fp-bit.h: Tidy comments.
9044 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9046 * system.h: Poison PARAMS.
9048 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9050 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9051 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9052 (TARGET_SWITCHES): Delete.
9053 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9054 * config/vax/vax.opt: New file.
9056 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9058 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9060 2005-04-07 Ian Lance Taylor <ian@airs.com>
9062 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9064 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9065 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9068 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9070 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9071 all immediate uses in PHI nodes.
9073 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9075 * arm.c (arm_const_double_inline_cost): Handle any constant by
9076 using gen_lowpart and gen_highpart_mode.
9077 (note_invalid_constants): All constants in an RTX with a constraint
9078 that permits memory are now pushed to the constant pool.
9079 (output_move_double): Delete code to handle reg to reg and
9080 constant to reg moves.
9081 (const_double_needs_minipool, output_mov_immediate): Delete.
9082 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9083 CONST_INT and CONST_VECTOR.
9084 * arm.md (ANY64): New mode macro.
9085 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9086 (movdf_soft_insn): Split reg-reg and const-reg moves.
9087 (split patterns for 64-bit constant and register moves): New.
9088 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9089 (cirrus_movdf_hard_insn): Likewise.
9090 * fpa.md (movdf_fpa): Likewise.
9091 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9092 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9094 (movv2si_internal_2): Likewise.
9095 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9096 (movdf_vfp): Likewise.
9097 * arm-protos.h (output_mov_immediate): Delete prototype.
9099 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9102 * simplify-rtx.c (simplify_unary_operation_1): Check
9103 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9105 2005-04-06 James E Wilson <wilson@specifixinc.com>
9108 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9111 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9113 * coverage.h (GCOV_TYPE_NODE): Delete.
9114 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9115 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9116 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9117 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9118 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9120 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9123 * Makefile.in (gcc.pot): Remove options.c dependency.
9124 * optc-gen.awk: Don't quote help strings with N_().
9126 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9128 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9129 the function returns a pointer type.
9131 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9133 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9134 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9135 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9136 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
9137 explicit_uses members.
9138 (get_or_create_used_part_for): Initialize new fields.
9139 (fieldoff_compare): New function.
9140 (create_overlap_variables_for): Count number of fields, use
9141 heuristic to determine whether to create subvars for vars with
9143 Sort the field list by offset and avoid creating duplicate SFT's.
9145 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9147 * c.opt (-F): Remove trailing whitespace from help string.
9148 (-finput-charset): Use a tab to separate the switch name and help
9150 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
9151 (-ftree-vectorizer-verbose): Likewise.
9153 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9155 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
9156 a PHI argument where a use occurs instead of all PHI arguments.
9158 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
9160 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
9163 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9165 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
9166 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
9167 config/bfin/bfin.h: Fix comment typos.
9169 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
9171 * doc/install.texi: Update the URL for Jacks.
9172 * doc/sourcebuild.texi: Likewise.
9174 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9177 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
9178 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
9180 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9182 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
9184 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9186 * config/v850/v850-protos.h (override_options): Delete.
9187 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9188 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
9189 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
9190 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
9191 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
9192 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
9193 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
9194 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
9195 (OVERRIDE_OPTIONS): Delete.
9196 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
9197 (small_memory_info): Remove the value field.
9198 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
9200 * config/v850/v850.c (small_memory): Remove the value field.
9201 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9202 (override_options): Delete.
9203 (v850_handle_memory_option, v850_handle_option): New functions.
9204 * config/v850/v850.opt: New file.
9206 2005-04-06 Geoffrey Keating <geoffk@apple.com>
9208 * config.host: Add a section for generic hosts, and a subsection
9209 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
9210 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
9211 * config/host-darwin.h: New.
9212 * config/x-darwin: New.
9213 * config/i386/host-i386-darwin.c: New.
9214 * config/i386/x-darwin: New.
9215 * config/rs6000/host-darwin.c: Include host-darwin.h.
9216 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
9217 (darwin_rs6000_gt_pch_use_address): Likewise.
9218 * config/rs6000/x-darwin: Change name of .o built, update
9219 dependencies for changes to rs6000/host-darwin.c.
9221 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9224 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
9226 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
9228 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9229 split_loop_exit_edge instead of loop_split_edge_with.
9231 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
9233 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
9234 UNSPEC_SET_VSCR): New constants, used throughout.
9236 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
9238 (altivec_vspltis<VI_char>): ... this pattern, using
9239 a QImode const_int_operand for the immediate.
9240 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
9243 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9246 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
9248 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9250 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
9252 2005-04-06 Ben Elliston <bje@au.ibm.com>
9254 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
9255 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
9256 macros as living in "this file" and not gcc.h.
9258 2005-04-06 Ben Elliston <bje@au.ibm.com>
9260 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
9261 -ftree-live_range_split. Perhaps renamed at some point?
9263 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9266 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
9267 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
9269 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9271 * tree-flow.h (number_of_iterations_cond): Declaration removed.
9272 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
9273 (number_of_iterations_special): New function.
9274 (number_of_iterations_exit): Use number_of_iterations_special.
9275 Use simplify_using_outer_evolutions only at -O3.
9276 (number_of_iterations_cond, tree_simplify_using_condition,
9277 simplify_using_initial_conditions, loop_niter_by_eval,
9278 compare_trees, can_count_iv_in_wider_type_bound,
9279 simplify_using_outer_evolutions): Use fold_build.
9281 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
9283 * doc/install.texi (Configuration): Document --with-java-home.
9285 2005-04-05 Richard Henderson <rth@redhat.com>
9289 * config/i386/i386.c (print_operand): Handle vector zeros.
9290 (ix86_split_to_parts): Handle CONST_VECTOR.
9291 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
9292 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
9293 what modes to tie for MMX and SSE registers.
9294 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
9295 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
9296 to vector modes as well.
9297 * config/i386/predicates.md (const0_operand): Handle VOIDmode
9298 properly as an input mode.
9300 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9302 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
9304 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9306 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
9308 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9310 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
9311 and local functions, set sse_nregs to 8 and float_in_sse.
9312 (function_arg_advance, function_arg): If float_in_sse, pass
9313 SFmode and DFmode arguments in SSE registers.
9314 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9316 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
9317 of -funit-at-a-time.
9319 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9321 * config/i386/i386-protos.h (ix86_function_value): Accept two
9322 arguments, like the target macro.
9323 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
9324 * config/i386/i386.c (ix86_function_value): Accept the second
9325 argument of the target macro.
9326 (ix86_function_ok_for_sibcall): Pass a function pointer to
9327 ix86_function_value.
9328 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
9329 call to ix86_value_regno).
9330 (ix86_value_regno): Add support for returning floating point values
9333 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9335 PR tree-optimization/20076
9336 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
9337 that call __builtin_return or __builtin_apply_args.
9339 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9341 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
9342 Use immediate use iterator.
9343 (stmt_is_bumper_for_loop): Use immediate use iterator.
9344 * predict.c (strip_builtin_expect): Use update_stmt.
9345 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
9346 on all elements of a STATEMENT_LIST.
9347 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
9348 (bsi_remove): Remove imm_use links and mark the stmt as modified.
9349 (bsi_replace): Mark stmt as modified and the update it.
9350 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
9351 (expand_complex_libcal): Call update_stmt.
9352 (expand_complex_comparison): Call mark_stmt_modified.
9353 (expand_complex_operations_1): Call update_stmt_if_modified.
9354 (expand_vector_operations_1): Call mark_stmt_modified.
9355 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
9356 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
9357 add_immediate_use, redirect_immediate_use,
9358 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
9359 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
9360 (mark_new_vars_to_rename): Call update_stmt.
9361 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
9362 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
9364 (unmodify_stmt): Delete.
9365 (update_stmt): New. Force an update of a stmt.
9366 (update_stmt_if_modified): update a stmt if it is out of date.
9367 (get_stmt_operands): Verify stmt is NOT modified.
9368 (stmt_modified_p): Update comment.
9369 (delink_imm_use): Remove a use node from its immuse list.
9370 (link_imm_use_to_list): Link a use node to a specific list.
9371 (link_imm_use): Link a node to the correct list.
9372 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
9373 it in the correct list, if appropriate.
9374 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
9375 (relink_imm_use): Link a use node in place of another node in a list.
9376 (relink_imm_use_stmt): LInk a node in place of another node, and set
9378 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
9379 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
9380 (first_safe_imm_use): New. Initialize a safe immuse iterator.
9381 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
9382 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
9383 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
9384 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
9385 (has_zero_uses): New. Return true if there are no uses of a var.
9386 (has_single_use): New. Return true if there is only a single use of a
9388 (single_imm_use): New. Return the simgle immediate use.
9389 (num_imm_uses): New. Return the number of immediate uses.
9390 (get_v_must_def_ops): Use is now a pointer.
9391 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
9392 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
9394 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
9395 (delink_stmt_imm_use): Delink all immuses from a stmt.
9396 (phi_arg_index_from_use): New. Return a phi arg index for a use.
9397 * tree-flow.h (struct dataflow_d): Delete.
9398 (immediate_use_iterator_d): New. Immediate use iterator struct.
9399 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
9400 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
9401 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
9403 (struct stmt_ann_d): Remove dataflow_t from struct.
9404 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
9405 (if_convertible_phi_p): Use FAST immuse iterator.
9406 (if_convertible_loop_p): Don't call compute_immediate_uses.
9407 (replace_phi_with_cond_modify_expr): Call update_stmt.
9408 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
9409 update_stmt_if_modified.
9410 (rewrite_all_into_ssa): Initialize ssa operands.
9411 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
9412 compute_immediate_uses.
9413 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
9414 ssa_property is available.
9415 (execute_one_pass): Change parameters passed to execute_todo.
9416 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
9417 (remove_ssa_form): Call fini_ssa_operands.
9418 (insert_backedge_copies): Delete call to modify_stmt.
9419 * tree-phinodes.c (make_phi_node): Initialize use nodes.
9420 (release_phi_node): Delink any use nodes before releasing.
9421 (resize_phi_node): Relink any use nodes.
9422 (remove_phi_arg_num): Delink the use node.
9423 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
9424 (remove_all_phi_nodes_for): Release phi node first.
9425 * tree-pretty-print.c (dump_generic_node): Print stmt address.
9426 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
9427 (scalarize_use, scalarize_copy): Call update_stmt.
9428 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
9429 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
9430 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
9431 (ccp_initialize): Remove call to compute_immediate_uses.
9432 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
9433 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
9435 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
9436 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
9437 (eliminate_redundant_computations): Call mark_stmt_modified.
9438 (cprop_operand): Call mark_stmt_modified.
9439 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
9440 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
9441 (dse_optimize_stmt): Use new immuse interface.
9442 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
9443 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
9444 (substitute_single_use_vars): Use new immuse interface.
9445 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
9446 and compute_immediate_uses.
9447 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
9449 (rewrite_mem_refs): Call update_stmt.
9450 (determine_lsm): Remove call to compute_imm_uses and free_df.
9451 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
9452 (try_unroll_loop_completely): Call update_stmt.
9453 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
9454 (rewrite_use_compare): Call update_stmt.
9455 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
9456 (rewrite_use) : Call update_stmt.
9457 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
9458 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
9460 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
9461 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
9462 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
9464 (initialize_vuse_operand): New. Initialize a vuse operand.
9465 (initialize_v_may_def_operand): New. Initialize a maydef operand.
9466 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
9467 (finalize_ssa_defs): Use stmt parameter.
9468 (correct_use_link): Ensure a use node is in the correct list, and has
9469 the correct stmt pointer.
9470 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
9471 finalize_ssa_v_must_defs): Also initialize use nodes.
9472 (finalize_ssa_stmt_operands): Pass extra stmt operands.
9473 (build_ssa_operands): Seperate parsing from final operand construction.
9474 (parse_ssa_operands): New. Parse entry point for operand building.
9475 (swap_tree_operands): New. Swap 2 tree operands.
9476 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
9478 (get_expr_operands): Call swap_tree_operands when needed.
9479 (copy_virtual_operands): Use initialize routines for virtual use ops.
9480 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
9481 (verify_abort): New. Issue imm_use error.
9482 (verify_imm_links): New Verify imm_use links for a var.
9483 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
9484 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
9485 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
9486 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
9487 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
9488 (NULL_USE_OPERAND_P) Define.
9489 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
9491 (struct vuse_operand_type): New struct.
9492 (SET_USE): Call set_ssa_use_from_ptr.
9494 (PHI_ARG_INDEX_FROM_USE): Define.
9495 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
9496 argument via SET_USE, not PHI_ARG_DEF_TREE.
9497 * tree-ssa-pre.c (eliminate): Call update_stmt.
9498 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
9500 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
9501 (nearest_common_dominator_of_uses): Use imm_use iterator.
9502 (statement_sink_location): Use imm_use iterator and interface.
9503 (execute_sink_code): Don't call compute_immediate_uses or free-df.
9504 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
9505 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
9506 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
9507 (verify_ssa): Ensure no stmt is marked modify after optimization pass
9508 if new parameter is true.
9509 (init_tree_ssa): Don't initialize operand cache here.
9510 (delete_tree_ssa): Don't destroy operand cache here.
9511 (propagate_into_addr): Pass in a use pointer, return true if anything
9513 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
9514 (check_phi_redundancy): Use imm_use iterator.
9515 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
9517 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
9518 (release_ssa_name): Delink node and all elements in its imm_use list.
9519 * tree-tailcall.c (adjust_return_value): Call update_stmt.
9520 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
9521 * tree-vectorizer.c (need_imm_uses_for): Delete.
9522 (vectorize_loops): Dont call compute_immediate_uses or free_df.
9523 * tree.h (struct ssa_imm_use_d): Define.
9524 (SSA_NAME_IMM_USE_NODE): Define.
9525 (struct tree_ssa_name): Add imm_use node.
9527 (PHI_ARG_IMM_USE_NODE): Define.
9528 (struct phi_arg_d): Add imm_use node.
9529 (struct tree_phi_node): Remove struct dataflow_d element.
9530 (TDF_STMTADDR): Define.
9532 2005-04-05 Dale Johannesen <dalej@apple.com>
9534 * doc/invoke.texi (Optimization Options): Remove
9535 duplicate -fcse-follow-jumps. Add -fweb.
9536 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
9537 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
9539 2005-04-05 Per Bothner <per@bothner.com>
9541 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
9542 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
9543 (warn_uninit): Get EXPR_LOCUS from context now instead.
9544 This fixes a USE_MAPPED_LOCATION testsuite failure.
9546 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
9548 2005-04-05 Per Bothner <per@bothner.com>
9550 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
9551 of the artification 'return 0' in main() to BUILTINS_LOCATION.
9552 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
9555 2004-04-05 Devang Patel <dpatel@apple.com>
9557 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
9558 (lhsr<mode>3): ... new name.
9559 (altivec_vsra<VI_char>): Rename to ..
9560 (ashr<mode>3): ... new name.
9561 * config/rs6000/rs6000.c (builtin_description): Rename shift
9564 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
9566 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
9567 gen_lowpart_for_combine.
9568 * cse.c (gen_lowpart_if_possible): Move...
9569 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
9571 (gen_lowpart_no_emit_general): Use it.
9573 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9575 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
9578 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9580 * system.h: Fix typo.
9582 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
9584 * config/bfin/bfin-modes.def: New file.
9585 * config/bfin/bfin-protos.h: New file.
9586 * config/bfin/bfin.c: New file.
9587 * config/bfin/bfin.h: New file.
9588 * config/bfin/bfin.md: New file.
9589 * config/bfin/bfin.opt: New file.
9590 * config/bfin/crti.s: New file.
9591 * config/bfin/crtn.s: New file.
9592 * config/bfin/elf.h: New file.
9593 * config/bfin/lib1funcs.asm: New file.
9594 * config/bfin/predicates.md: New file.
9595 * config/bfin/t-bfin: New file.
9596 * config/bfin/t-bfin-elf: New file.
9597 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
9598 Document new attributes.
9599 (interrupt, interrupt_handler, saveall): Update documentation for
9601 * doc/install.texi (Specific): Add entry for the Blackfin.
9602 * doc/invoke.texi (Blackfin Options): New section.
9603 * doc/md.texi (Blackfin family): New section to document constraints.
9604 * config.gcc: Add bfin*-* and bfin*-elf configurations.
9606 2005-04-05 Olivier Hainque <hainque@adacore.com>
9608 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
9609 match what the system unwinder expects.
9610 * config/mips/mips.c (mips_frame_set): If we're saving the return
9611 address register and the dwarf return address column number differs
9612 from the hard register number, adjust the note reg to refer to the
9615 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
9617 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
9618 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
9619 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9620 (processor_type): New enum.
9621 (mn10300_processor): New variable.
9622 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
9623 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
9624 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9625 (PROCESSOR_DEFAULT): New macro.
9626 * config/mn10300/mn10300.c (mn10300_processor): New variable.
9627 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9628 (mn10300_handle_option, mn10300_override_options): New functions.
9629 * config/mn10300/mn10300.opt: New file.
9631 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9632 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
9634 PR tree-optimization/19903
9635 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
9636 that don't fit in their type after conversion.
9638 2005-04-05 Uros Bizjak <uros@kss-loka.si>
9641 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
9642 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
9643 Allocate local stack slots here. Set ix86_optimize_mode_switching.
9644 flag here. Implement using define_insn_and_split.
9645 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
9646 (frndintxf2_mask_pm_i387): New insn patterns.
9647 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
9648 Do not set ix86_optimize_mode_switching flag.
9649 (ceilsf2, ceildf2, ceilxf2): Same.
9650 (btruncsf2, btruncdf2, btruncxf2): Same.
9651 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
9653 2005-04-05 Ian Lance Taylor <ian@airs.com>
9656 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
9657 i386_pe_record_external_function.
9658 (i386_pe_record_external_function): Update declaration.
9659 * config/i386/winnt.c (struct extern_list): Add decl field.
9660 (i386_pe_record_external_function): Add decl parameter.
9661 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
9663 * config/i386/i386-protos.h (i386_pe_record_external_function):
9666 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
9668 * config/m68k/m68k-protos.h: Add a prototype for
9669 valid_dbcc_comparison_p_2.
9670 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
9671 extend_operator, const_uint32_operand, const_sint32_operand,
9672 general_src_operand, nonimmediate_src_operand,
9673 memory_src_operand, post_inc_operand, pre_dec_operand,
9674 pcrel_address): Move to predicates to predicates.md.
9675 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
9676 * config/m68k/m68k.md: Include predicates.md.
9677 * config/m68k/predicates.md: New.
9679 2005-04-04 Roger Sayle <roger@eyesopen.com>
9681 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
9683 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
9685 2005-04-04 Ian Lance Taylor <ian@airs.com>
9687 * c-typeck.c (struct c_switch): Rename switch_stmt field to
9689 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
9690 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
9691 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
9692 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
9693 * c-common.c (c_do_switch_warnings_1): New static function broken
9694 out of c_do_switch_warnings.
9695 (c_do_switch_warnings): Call c_do_switch_warnings_1.
9696 (c_do_switch_expr_warnings): New function.
9697 * c-common.h (c_do_switch_expr_warnings): Declare.
9699 2005-04-04 David Edelsohn <edelsohn@gnu.org>
9700 Daniel Jacobowitz <dan@codesourcery.com>
9702 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
9704 * rtlanal.c (may_trap_p): Same.
9706 2005-04-04 Dale Johannesen <dalej@apple.com>
9708 * ChangeLog: remove reference to ChangeLog.12.
9710 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
9712 CRIS epilogue as RTL.
9713 * config/cris/cris.md: Change all 0 in unspec 0 to
9715 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
9716 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
9718 ("return"): Change to define_expand. Call cris_expand_return for
9720 ("*return_expanded"): New pattern.
9721 ("epilogue"): New define_expand.
9722 * config/cris/cris.h (PREDICATE_CODES): Add
9723 cris_load_multiple_op.
9724 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
9726 (enum cris_retinsn_type): New.
9727 (struct machine_function): New member return_type.
9728 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
9729 (cris_target_asm_function_epilogue): Remove, moving RTLified
9731 (cris_expand_epilogue): New function.
9732 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
9733 (cris_gen_movem_load, cris_load_multiple_op)
9734 (cris_return_address_on_stack_for_return, cris_expand_return): New
9736 (cris_target_asm_function_prologue)
9737 (cris_initial_frame_pointer_offset): Call
9738 cris_reg_saved_in_regsave_area instead of complicated expression.
9739 Call cris_return_address_on_stack instead of an expression.
9740 (cris_print_operand) <case 'o', case 'O'>: New cases.
9741 (cris_return_address_on_stack): Change return-type to bool.
9742 (cris_simple_epilogue): Ditto. Return false if registers are
9744 * config/cris/cris-protos.h (cris_simple_epilogue)
9745 (cris_return_address_on_stack): Adjust prototype return type.
9746 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
9747 (cris_return_address_on_stack_for_return): New prototypes.
9749 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9751 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
9752 gpr_or_int12_operand.
9754 * config/frv/frv-protos.h: Add a prototype to
9755 frv_legitimate_memory_operand and frv_const_unspec_p.
9756 (frv_unspec): Move from frv.c.
9757 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
9758 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
9759 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
9760 gpr_or_fpr_operand, gpr_or_int12_operand,
9761 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
9762 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
9763 int6_operand, int5_operand, uint5_operand, uint4_operand,
9764 uint1_operand, int_2word_operand, uint16_operand,
9765 upper_int16_operand, integer_register_operand,
9766 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
9767 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
9768 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
9769 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
9770 move_destination_operand, movcc_fp_destination_operand,
9771 frv_function_symbol_referenced_p, move_source_operand,
9772 condexec_dest_operand, condexec_source_operand,
9773 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
9774 const_unspec_operand, gpr_or_memory_operand,
9775 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
9776 icc_operand, fcc_operand, cc_operand, icr_operand,
9777 fcr_operand, cr_operand, call_operand, sibcall_operand,
9778 symbolic_operand, relational_operator,
9779 integer_relational_operator, float_relational_operator,
9780 ccr_eqne_operator, minmax_operator,
9781 condexec_si_binary_operator, condexec_si_media_operator,
9782 condexec_si_divide_operator, condexec_si_unary_operator,
9783 condexec_sf_conv_operator, condexec_sf_add_operator,
9784 condexec_memory_operand, intop_compare_operator, acc_operand,
9785 even_acc_operand, quad_acc_operand, accg_operand: Move to
9787 * config/frv/frv.h (PREDICATE_CODES): Remove.
9788 * config/frv/frv.md: Include predicates.md.
9789 * config/frv/predicates.md: New.
9791 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9794 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
9795 * tree-ssa-loop-ivopts.c: Include langhooks.h.
9796 (add_standard_iv_candidates_for_size): New function, extracting code
9797 from add_standard_iv_candidates and parameterizing it by type size.
9798 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
9800 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9802 * system.h (GCOV_SIZE_TYPE): Unposion.
9803 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
9804 (GCOV_TYPE_SIZE): ...this new macro.
9805 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
9806 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
9807 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
9808 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
9809 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
9810 instead of unsigned_intSI_type_node.
9811 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
9812 (rtl_gen_one_value_profiler_no_edge_manipulation)
9813 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
9814 * value-prof.c: Include coverage.h.
9816 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
9817 Diego Novillo <dnovillo@redhat.com>
9819 Fix PR tree-optimization/20703
9820 Fix PR tree-optimization/20725
9822 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
9823 (create_expression_by_pieces): Ditto.
9824 (valid_in_set): Ditto. Also handle tcc_declaration.
9825 (find_or_generate_expression): Handle comparison class.
9826 (insert_into_preds_of_block): Ditto.
9827 (insert_aux): Ditto.
9828 (create_value_expr_from): Handle comparison class, recursively
9829 handle reference nodes.
9830 (compute_avail): Handle comparison classes, rewrite a little cleaner.
9831 (execute_pre): Fix spacing.
9832 (do_fre): Renamed to execute_fre.
9834 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9836 * doc/invoke.texi (SPARC options): Document that
9837 -mlittle-endian is not supported on Linux either.
9839 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9843 * config.gcc (Obsolete configurations): Remove
9844 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
9845 (sparclite-*-coff*): Delete.
9846 (sparclite-*-elf*): Likewise.
9847 (sparc86x-*-elf*): Likewise.
9848 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
9849 * config/sparc/lite.h: Delete.
9850 * config/sparc/litecoff.h: Likewise.
9851 * config/sparc/liteelf.h: Likewise.
9852 * config/sparc/sp86x-elf.h: Likewise.
9853 * config/sparc/t-sparclite: Likewise.
9854 * config/sparc/t-sp86x: Likewise.
9856 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
9858 * config/s390/s390-protos.h: (s390_comparison,
9859 s390_alc_comparison, s390_slb_comparison, const0_operand,
9860 consttable_operand, larl_operand, s_operand,
9861 shift_count_operand, bras_sym_operand, load_multiple_operation,
9862 store_multiple_operation, s390_plus_operand): Remove prototypes.
9863 (s390_legitimate_address_without_index_p): New prototype.
9864 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
9866 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
9867 const0_operand, consttable_operand, larl_operand, s_operand,
9868 shift_count_operand, bras_sym_operand, load_multiple_operation,
9869 store_multiple_operation, s390_plus_operand): Move to
9871 (check_mode): Remove.
9872 (s390_branch_condition_mask): Remove 'static'. Move prototype to
9874 (s390_legitimate_address_without_index_p): New.
9875 * config/s390/s390.h (PREDICATE_CODES): Remove.
9876 * config/s390/s390.md: Include predicates.md.
9877 * config/s390/predicates.md: New.
9879 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9882 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
9883 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
9884 (NEED_INDICATE_EXEC_STACK): Define to 1.
9885 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
9886 (NEED_INDICATE_EXEC_STACK): Define to 1.
9887 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
9888 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
9889 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
9890 (pic_helper_emitted_p): New global.
9891 (emit_pic_helper): New function extracted from...
9892 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
9893 Do not call emit_pic_helper if delay_pic_helper is true.
9894 (sparc_expand_prologue): Pass 'false' to load_pic_register.
9895 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
9896 (sparc_file_end): New function.
9898 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9900 * config/mcore/mcore-protos.h: Remove the prototypes for
9901 mcore_arith_reg_operand, mcore_general_movsrc_operand,
9902 mcore_general_movdst_operand, mcore_reload_operand,
9903 mcore_arith_J_operand, mcore_arith_K_operand,
9904 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
9905 mcore_arith_K_S_operand, mcore_arith_imm_operand,
9906 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9907 mcore_literal_K_operand, mcore_addsub_operand,
9908 mcore_compare_operand, mcore_load_multiple_operation,
9909 mcore_store_multiple_operation, mcore_call_address_operand.
9910 Add a prototype for const_ok_for_mcore.
9911 * config/mcore/mcore.c (mcore_call_address_operand,
9912 mcore_general_movsrc_operand, mcore_general_movdst_operand,
9913 mcore_arith_reg_operand, mcore_reload_operand,
9914 mcore_arith_J_operand, mcore_arith_K_operand,
9915 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
9916 mcore_arith_M_operand, mcore_arith_imm_operand,
9917 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9918 mcore_literal_K_operand, mcore_addsub_operand,
9919 mcore_compare_operand, mcore_load_multiple_operation,
9920 mcore_store_multiple_operation): Move to predicates.md.
9921 (const_ok_for_mcore): Export.
9922 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
9923 * config/mcore/mcore.md: Include predicates.md.
9924 * config/mcore/predicates.md: New.
9926 * config/mcore/predicates.md: Fix a comment typo.
9928 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
9929 Adrian Straetling <straetling@de.ibm.com>
9931 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
9932 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
9933 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
9935 ("imul"): Removed from "type" attribute.
9936 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
9937 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
9938 Changed type to imulsi.
9939 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
9941 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9943 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
9944 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
9945 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
9946 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
9947 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
9948 (TARGET_SWITCHES, mcore_stack_increment_string)
9949 (TARGET_OPTIONS): Delete.
9950 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
9951 than *_BIT constants.
9952 (TARGET_8ALIGN): #undef old definition before redefining to 1.
9953 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
9954 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
9955 (mcore_override_options): Delete mcore_stack_increment code.
9956 Change use of M340_BIT to MASK_M340.
9957 * config/mcore/mcore.opt: New file.
9959 2005-04-04 Ian Lance Taylor <ian@airs.com>
9961 * config/arm/arm.c (replace_symbols_in_block): Remove static
9964 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9966 * config/fr30/fr30-protos.h: Remove the prototypes for
9967 stack_add_operand, add_immediate_operand,
9968 high_register_operand, low_register_operand, call_operand,
9969 di_operand, and nonimmediate_di_operand.
9970 * config/fr30/fr30.c (stack_add_operand,
9971 add_immediate_operand, high_register_operand,
9972 low_register_operand, call_operand, di_operand,
9973 nonimmediate_di_operand): Move to predicates.md.
9974 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
9975 * config/fr30/fr30.md: Include predicates.md.
9976 * config/fr30/predicates.md: New.
9978 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
9979 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
9980 mcore_call_address_operand.
9982 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
9983 general_movsrc_operand.
9985 2005-04-04 Alan Modra <amodra@bigpond.net.au>
9987 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
9990 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
9993 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
9996 2005-04-04 Richard Henderson <rth@redhat.com>
9997 Jakub Jelinek <jakub@redhat.com>
9999 PR rtl-optimization/16104
10000 * fold-const.c (fold_unary): Fix folding of vector conversions.
10002 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10004 * config.gcc (xstormy16-*-elf): Set extra_options.
10005 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10006 * config/stormy16/stormy16.opt: New file.
10008 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10010 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10011 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10012 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10013 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10014 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10015 (TARGET_UNIX_ASM): Delete.
10016 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10017 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10018 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10019 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10020 * config/pdp11/pdp11.opt: New file.
10022 2005-04-03 Roger Sayle <roger@eyesopen.com>
10023 Alexandre Oliva <aoliva@redhat.com>
10026 * fold-const.c (non_lvalue): Split tests into...
10027 (maybe_lvalue_p): New function.
10028 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10029 C++ front-end prior to lowering into gimple form.
10031 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10033 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10034 BUILT_IN_STRNCASECMP): New.
10035 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10038 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10041 * arm.md (addsi3_compare0_for_combiner): Delete.
10042 (addsi3_compare0_scratch_for_combiner): Delete.
10043 (cmpsi_neg_shiftsi): Delete.
10044 (compare_negsi_si): New pattern.
10045 (cmpsi_negshiftsi_si): New pattern.
10046 (negated_cbranchsi4): Restrict to equality_operator.
10048 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10051 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10053 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10056 * doc/install.texi: Fix a typo.
10058 2005-04-03 Steven Bosscher <stevenb@suse.de>
10060 PR middle-end/20648
10061 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10062 a computed goto if the edge to the computed goto block has
10063 incoming abnormal edges. Clarify how the function works.
10065 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10067 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10068 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10069 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10070 hash_scan_set, reg_set_between_after_reload_p,
10071 reg_used_between_after_reload_p, get_avail_load_store_reg,
10072 eliminate_partially_redundant_load): Likewise.
10073 * postreload.c (reload_cse_simplify_set,
10074 reload_combine_note_use): Likewise.
10075 * predict.c (predict_insn, expected_value_to_br_prob,
10076 propagate_freq, expensive_function_p): Likewise.
10077 * print-rtl.c (print_rtx): Likewise.
10078 * profile.c (instrument_edges, instrument_values,
10079 compute_branch_probabilities, branch_prob, union_groups,
10080 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10081 * protoize.c (in_system_include_dir, file_could_be_converted,
10082 file_normally_convertible, gen_aux_info_file, seek_to_line,
10083 do_cleaning): Likewise.
10084 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10085 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10086 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10088 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10090 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10091 * modulo-sched.c (undo_replace_buff_elem): New structure.
10092 (kernel_number_of_cycles, ps_unschedule_node,
10093 undo_generate_reg_moves,free_undo_replace_buff,
10094 undo_permute_partial_schedule, loop_single_full_bb_p,
10095 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10096 build_loops_structure, get_sched_window): New.
10097 (generate_reg_moves): Return undo_replace_buff_elem and other
10099 (generate_prolog_epilog): Remove old loop versioning.
10100 (sms_schedule): Use loop information and loop_version.
10101 (sms_schedule_by_order): Split part of it to get_sched_window.
10102 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10103 cfg_layout_finalize and free_dominance_info before/after SMS.
10105 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10107 * cfghooks.c (lv_flush_pending_stmts,
10108 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10109 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10110 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10111 lv_add_condition_to_bb,
10112 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10113 flush_pending_stmts): New in cfg_hooks structure.
10114 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10115 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10116 lv_add_condition_to_bb): New declarations.
10117 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10119 (loop_version): Declare.
10120 * cfgloopmanip.c (cfghooks.h): Include.
10121 (duplicate_loop_to_header_edge): Change return type to bool.
10122 (loop_version, lv_adjust_loop_entry_edge): Move here.
10123 * cfgrtl.c (cfgloop.h): Include.
10124 (rtl_verify_flow_info_1): Fix.
10125 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10126 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10128 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10129 tree_lv_add_condition_to_bb): New.
10130 (tree_cfg_hooks): Add new hooks to initialization.
10131 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10132 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10134 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10136 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
10137 xstormy16_below100_or_register,
10138 xstormy16_splittable_below100_or_register, and
10139 nonimmediate_nonstack_operand.
10141 * config/stormy16/stormy16-protos.h: Remove the prototypes for
10142 xstormy16_ineqsi_operator, equality_operator,
10143 inequality_operator, shift_operator,
10144 xstormy16_below100_operand, xstormy16_below100_or_register,
10145 xstormy16_splittable_below100_or_register,
10146 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
10147 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
10148 equality_operator, inequality_operator,
10149 xstormy16_below100_operand, xstormy16_below100_or_register,
10150 xstormy16_splittable_below100_or_register,
10151 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
10152 nonimmediate_nonstack_operand, shift_operator): Move to
10154 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
10155 * config/stormy16/stormy16.md: Include predicates.md.
10156 * config/stormy16/predicates.md: New.
10158 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10160 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
10161 small_int, large_int, reg_or_0_operand, simple_memory_operand,
10162 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
10163 move_operand, power_of_2_operand): Move to predicates.md.
10164 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
10165 PREDICATE_CODE): Remove.
10166 * config/iq2000/iq2000.md: Include predicates.md.
10167 * config/iq2000/predicates.md: New.
10169 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
10171 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
10172 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
10173 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
10174 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
10175 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
10176 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
10177 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10178 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10179 (TARGET_M68HC11): Delete.
10180 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
10181 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
10182 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
10183 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10184 (nb_soft_regs): Delete.
10185 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
10186 (m68hc11_override_options): Remove the code that caters for MASK_M6811
10187 and MASK_M6812 being set simultaneously. Change the code that sets
10188 the default m68hc11_soft_reg_count to use integers instead of strings.
10189 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
10190 m68hc11_soft_reg_count (which now has an int type) as the number
10192 * config/m68hc11/m68hc11.opt: New file.
10194 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10196 * config/fr30/fr30.h (PREDICATE_CODES): Remove
10197 fp_displacement_operand, sp_displacement_operand.
10199 * config/m68hc11/m68hc11-protos.h: Add a prototype for
10201 Remove the prototypes for tst_operand, cmp_operand,
10202 stack_register_operand, d_register_operand,
10203 hard_addr_reg_operand, splitable_operand,
10204 m68hc11_logical_operator, m68hc11_arith_operator,
10205 m68hc11_non_shift_operator, m68hc11_shift_operator,
10206 m68hc11_unary_operator, m68hc11_eq_compare_operator,
10207 non_push_operand, hard_reg_operand, and
10208 reg_or_some_mem_operand.
10209 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
10211 (tst_operand, cmp_operand, non_push_operand,
10212 splitable_operand, reg_or_some_mem_operand,
10213 stack_register_operand, d_register_operand,
10214 hard_addr_reg_operand, hard_reg_operand,
10215 m68hc11_eq_compare_operator, m68hc11_logical_operator,
10216 m68hc11_arith_operator, m68hc11_non_shift_operator,
10217 m68hc11_shift_operator, m68hc11_unary_operator): Move to
10219 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
10220 * config/m68hc11/m68hc11.md: Include predicates.md.
10221 * config/m68hc11/predicates.md: New.
10223 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10226 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
10227 change checked in along with 2005-03-03's patch for debug/20253.
10228 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
10229 (remap_decl): Insert type decl in map earlier.
10231 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10233 PR tree-optimization/20640
10234 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
10235 post-dominator if it has phi nodes.
10236 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
10237 before dead statements.
10239 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10241 PR middle-end/20491
10242 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
10244 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10246 PR rtl-optimization/20290
10247 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
10248 in every iteration if the entry point is the exit test.
10250 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
10252 * config/cris/cris.md (attribute "length"): Define.
10254 2005-04-02 Geoffrey Keating <geoffk@apple.com>
10256 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
10257 (word_offset_memref_operand): New.
10258 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
10259 (indexed_or_indirect_operand): Delete.
10260 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
10261 (indexed_or_indirect_operand): Delete.
10263 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
10266 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
10269 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
10270 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
10272 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10274 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
10276 2005-04-01 Ian Lance Taylor <ian@airs.com>
10278 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
10279 (rus, prus): Remove static variables.
10280 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
10281 (process_command): Permit report_times and use_pipes together.
10283 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10285 * c-decl.c (validate_proto_after_old_defn): Look at
10286 TYPE_MAIN_VARIANT of argument types.
10288 2005-04-01 Paul Brook <paul@codesourcery.com>
10290 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
10291 (arm_output_function_epilogue): Allow call_via_SP.
10292 (thumb_call_via_reg, arm_file_end): Ditto.
10293 * config/arm/arm.h (struct machine_function): Include space for SP.
10294 (thumb_call_via_label): Update declaration.
10296 2005-04-01 Ian Lance Taylor <ian@airs.com>
10298 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
10299 doing a peephole optimization, once again put any notes in the
10302 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10304 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
10306 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10308 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
10309 (block_alloc, find_free_reg): Likewise.
10310 * loop-doloop.c (doloop_modify): Likewise.
10311 * loop-invariant.c (record_use): Likewise.
10312 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
10313 get_iv_value, canon_condition, eliminate_implied_condition,
10314 eliminate_implied_condition, simplify_using_initial_values,
10315 shorten_into_mode, canonicalize_iv_subregs,
10316 iv_number_of_iterations): Likewise.
10317 * loop-unroll.c (expand_var_during_unrolling): Likewise.
10318 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
10319 unswitch_loop): Likewise.
10320 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
10321 move_movables, replace_call_address, find_and_verify_loops,
10322 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
10323 record_giv, final_giv_value, general_induction_var,
10324 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
10325 loop_giv_dump): Likewise.
10327 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
10328 GCOV_CHECK_WRITING): Remove.
10329 (gcov_position, gcov_rewrite): Use gcc_assert.
10330 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
10331 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
10332 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
10335 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10337 * tree-inline.c: Fix a typo.
10339 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10341 * configure.ac (enable-checking): Explicitly set all variables for
10342 collective switch values. Alphabetize variables. Rename
10343 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
10345 * doc/install.texi (enable-checking): Update documentation.
10346 * configure: Rebuilt.
10348 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10350 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
10353 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10355 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
10356 Also reject cases where this pattern will cause load delay stalls
10357 unless optimizing for size and it will produce a shorter sequence.
10358 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
10359 variants to avoid pre-adjusting the base when possible.
10361 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10363 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
10364 the frame and argument pointers.
10365 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
10366 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
10367 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
10368 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
10369 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
10370 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
10372 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
10374 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
10375 with entry for selectany attribute.
10376 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
10378 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
10379 (i386_pe_asm_named_section): Handle sections generated by
10380 selectany attribute.
10381 * doc/extend.texi (selectany): Document attribute.
10383 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
10384 Jan Hubicka <jh@suse.cz>
10386 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
10387 to fix addresses involving EBP and ESP.
10388 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
10389 for SUBREGed registers.
10390 (legitimate_address_p): Accept SUBREGed registers.
10392 2005-04-01 Jakub Jelinek <jakub@redhat.com>
10395 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
10396 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
10399 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10401 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
10403 2005-04-01 James E Wilson <wilson@specifixinc.com>
10406 * dwarf2out.c (rtl_for_decl_init): New function.
10407 (rtl_for_decl_location): Extracted from here.
10408 (tree_add_const_value_attribute): Call rtl_for_decl_init and
10409 add_const_value_attribute. Delete initializer_constant_valid_p call.
10411 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10413 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
10414 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
10415 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
10416 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
10417 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
10418 config/i386/i386.md, config/rs6000/predicates.md,
10419 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
10420 config/s390/s390.c, config/stormy16/stormy16.c,
10421 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
10424 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10427 * gimplify.c (gimplify_expr): Create a temporary for lvalue
10428 COND_EXPR and CALL_EXPR.
10430 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
10433 * genautomata.c (first_cycle_unit_presence): Check all alternative
10434 states for unit presence.
10436 * doc/md.texi: Remove remark about impossibility to query unit
10437 presence in non nondeterministic automaton state.
10439 * config/ia64/ia64.c (get_template): Change order of unit querying.
10441 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10443 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
10446 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
10448 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
10449 flag for edges outside any loops.
10451 2005-03-31 Janis Johnson <janis187@us.ibm.com>
10453 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
10455 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10457 * tree-ssa-alias.c: Follow spelling conventions.
10458 * doc/tree-ssa.texi: Fix a typo.
10460 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
10462 * postreload-gcse.c: Include target.h.
10463 (gcse_after_reload_main): Return early if we cannot modify jumps.
10464 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
10466 2005-03-31 David Edelsohn <edelsohn@gnu.org>
10468 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
10469 expensive operations.
10471 2005-03-31 Ian Lance Taylor <ian@airs.com>
10473 * collect2.c (lderrout): New variable.
10474 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
10475 if it is set, to stderr.
10476 (handler): Unlink lderrout if it is set.
10477 (dump_file): Add "to" parameter. Change all callers.
10478 (main): Initialize lderrout.
10479 (collect_execute): Add errname parameter. Change all callers.
10480 Rename redir parameter to outname. Never pass
10481 PEX_STDERR_TO_STDOUT to pex_run.
10482 * collect2.h (collect_execute, dump_file): Update declarations.
10483 * tlink.c (tlink_execute): Add errname parameter. Change all
10485 (do_tlink): Check lderrout as well as ldout.
10487 2005-03-31 Caroline Tice <ctice@apple.com>
10489 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
10490 (bb-reorder.o): Add errors.h to list of requirements.
10491 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
10492 profiledbootstrap flags.
10493 * bb-reorder.c (errors.h): Add new include.
10494 (struct bbro_basic_block_data_def): Add new field, in_trace.
10495 (add_unlikely_executed_notes): Remove function.
10496 (mark_bb_for_unlikely_executed_section): Remove function.
10497 (insert_section_boundary_note): New function.
10498 (verify_hot_cold_block_grouping): New function.
10499 (push_to_next_round_p): Remove variables and tests that push all
10500 cold blocks to last round.
10501 (find_traces): Remove code that added extra round of trace finding
10502 when doing partitioning.
10503 (find_traces_1_round) : Remove variable last_round; add code to
10504 update new struct field, in_trace; correct trace_length where it was
10505 incorrect before (after call to copy_bb); change code that pushed all
10506 cold blocks to last round. Instead verify that all blocks going into
10507 a trace belong in the same partition.
10508 (connect_traces): Modify to connect the traces in two passes, if the
10509 function contains both hot and cold blocks. The first pass connects
10510 all the traces for blocks in the partition that the first block in
10511 the function belongs to; the second pass connnects all the traces
10512 containing blocks that belong in the other partition.
10513 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10514 code that automatically put the first block in a function into the
10515 hot partition if the function had any hot blocks.
10516 (fix_crossing_unconditional_branches): Check number of succ edges
10517 before attempting to get one.
10518 (fix_edges_for_rarely_executed_code): Update comment describing
10520 (reorder_basic_blocks): Add code to initialize new field (in_trace);
10521 remove call to add_unlikely_executed_notes; add call to
10522 verify_hot_cold_block_grouping.
10523 (duplicate_computed_gotos): Don't change computed goto if it's a
10525 (partition_hot_cold_basic_blocks): Update function comment.
10526 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
10528 (try_forward_edges): Likewise.
10529 (merge_blocks_move_predecessor_nojumps): Likewise.
10530 (merge_blocks_move_successor_nojumps): Likewise.
10531 (merge_blocks_move): Likewise.
10532 (try_crossjump_bb): Likewise.
10533 * cfglayout.c (update_unlikely_executed_notes): Remove function.
10534 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
10535 notes to cold bb's; remove call to update_unlikely_executed_notes.
10536 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10537 NOTE_INSN_SWITCH_TEXT_SECTIONS.
10538 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
10539 function declaration.
10540 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
10541 from consideration.
10542 (rtl_can_merge_blocks): Remove redundancy from condition.
10543 (try_redirect_by_replacing_jump): Likewise.
10544 (force_nonfallthru_and_redirect): Remove code for adding
10545 UNLIKELY_EXECUTED_CODE notes to cold bb's.
10546 (commit_one_edge_insertion): Likewise.
10547 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
10548 * dbxout.c (FORCE_TEXT): Replace function_section with
10549 current_function_section.
10550 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
10551 function, switch_text_section.
10552 (struct xcoff_debug): Likewise.
10553 (dbxout_function_end): Add code to put out label diffs for both
10554 hot and cold sections.
10555 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
10556 for new debug_hooks funciton, switch_text_section..
10557 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
10558 switch_text_section.
10559 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
10560 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
10561 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
10562 dw_fde_switched_sections.
10563 (output_call_frame_info): Add test to see if function switches text
10564 sections in the middle; if so, use appropriate extra hot and cold
10565 section labels to compute size deltas for the hot and cold sections.
10566 (dwarf2out_begin_prologue): Add code to initialize new fields in
10568 (dwarf2out_switch_text_section): New function (invoked through
10569 debug_hook); updates new fields in dw_fde_struct appropriately and
10570 increments separate_line_info_table_in_use.
10571 (dwarf2_debug_hooks): Initialize switch_text_section function to be
10572 dwarf2out_switch_text_section.
10573 (struct var_loc_node): Add new field, section_label.
10574 (output_aranges): Add code to check whether in hot or cold section and
10575 use the appropriate label in calculating deltas.
10576 (output_ranges): Likewise.
10577 (output_line_info): Add code to check which section we're in and
10578 use appropriate hot/cold label.
10579 (add_location_or_constant_value_attribute): Likewise.
10580 (gen_subprogam_die): Modify arange attributes to use correct labels.
10581 (dwarf2out_begin_block): Change call to function_section into call to
10582 current_function_section.
10583 (dwarf2out_end_block): Likewise.
10584 (dwarf2out_source_line): Likewise.
10585 (dwarf2out_var_location): Add code to check whether in hot or cold
10586 section and use the appropriate label.
10587 * except.c (output_function_exception_table): Change call to
10588 function_section into call to current_function_section.
10589 * final.c (profile_function): Likewise.
10590 (scan_ahead_for_unlikely_executed_note): Remove function.
10591 (final_scan_insn): Remove calls to
10592 scan_ahead_for_unlikely_executed_note, and related code for switching
10593 to cold section, except for the single time
10594 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
10595 debug_hooks->switch_text_sections; replace appropriate calls to
10596 function_section with calls to current_function_section.
10597 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
10598 test_bb to condition.
10599 (find_if_case_2): Likewise.
10600 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10601 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
10602 * opts.c (decode_options): Change warning about hot/cold partitioning
10603 with exceptionss to inform (so as not to cause bootstrap failures);
10604 remove warning about partitioning with DWARF debug info.
10605 * output.h (current_function_section): Add new function decl.
10606 (insert_section_boundary_note): Likewise.
10607 (enum in_section): Move this declaration here from varasm.c.
10608 (unlikely_section_label): Likewise.
10609 (unlikely_text_section_name): Likewise.
10610 (last_text_section_name): New global variable.
10611 (last_text_section): Likewise.
10612 (hot_section_label): Likewise.
10613 (hot_section_end_label): Likewise.
10614 (cold_section_end_label): Likewise.
10615 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
10616 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
10617 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
10618 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
10619 insn from consideration.
10620 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
10621 switch_text_section.
10622 * varasm.c (basic-block.h): Add new include.
10623 (unlikely_section_label_printed): Remove global variable.
10624 (unlikely_section_label): Make global variable not be static any more.
10625 (unlikely_text_section_name): Likewise.
10626 (hot_section_end_label): New global variable (not static)
10627 (first_function_block_is_cold): Likewise.
10628 (hot_section_label): Likewise.
10629 (cold_section_end_label): Likewise..
10630 (last_text_section): New global variable, not static.
10631 (last_text_section_name): New global variable, not static.
10632 (initialize_cold_section_name): New function.
10633 (enum in_section): Move declaration to output.h.
10634 (text_section): Update last_text_section.
10635 (unlikely_text_section): Replace code to determine cold section name
10636 with call to initialize_cold_section_name; Add code to update
10637 last_text_section; remove code for printing out label.
10638 (named_section_real): Add code to update last_text_section and
10639 last_text_section_name as appropriate.
10640 (function_section): Change test for 'unlikely' to depend on
10641 first_function_block_is_cold (moved old test to
10642 current_function_section).
10643 (current_function_section): New function.
10644 (assemble_start_function): Move code that frees
10645 unlikely_text_section_name; initialize hot_section_end_label;
10646 print hot and cold section labels at the start of the function;
10647 set first_function_block_is_cold, if appropriate; initialize l
10648 ast_text_section; add call to insert_section_boundary_note.
10649 (assemble_end_function): Add code to write out hot and cold section
10651 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
10652 switch_text_section.
10653 * config/darwin.c (machopic_select_section): Replace incorrect
10654 function in base_funs; update reloc for cold sections if necessary.
10655 * config/darwin.h (SECTION_FUNCTION): Add code to update
10656 last_text_section if appropriate.
10657 (text_unlikely_section): Remove.
10658 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
10659 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
10660 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
10661 partitioning for this architecture.
10663 2005-03-31 Olivier Hainque <hainque@adacore.com>
10665 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
10666 defined and non-zero.
10668 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
10671 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
10674 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10677 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
10678 label operand. Remove (use (unspec..)). Don't emit a label on
10680 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
10681 generate inline label for load_toc_v4_PIC_1b.
10682 (rs6000_emit_load_toc_table): Likewise.
10684 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10686 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
10687 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
10689 2005-03-29 Devang Patel <dpatel@apple.com>
10691 * tree-sra.c (decide_block_copy): Disable scalarization of
10694 2005-03-30 Stuart Hastings <stuart@apple.com>
10695 Dale Johannesen <dalej@apple.com>
10697 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
10698 * print-tree.c (print_node): Add case STATEMENT_LIST.
10700 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10702 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
10703 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
10704 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
10705 is given with "powerpc64*" or "all", or when --with-cpu chooses
10708 2005-03-30 James E. Wilson <wilson@specifixinc.com>
10711 * dwarf2out.c (add_high_low_attributes): New function, extracted from
10712 gen_lexical_block_die.
10713 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
10715 2005-03-31 Jan Hubicka <jh@suse.cz>
10717 2004-11-02 Jan Hubicka <jh@suse.cz>
10719 * cgraph.c (cgraph_varpool_node_name): New function.
10720 (dump_cgraph_varpool_node): New function.
10721 (dump_varpool): New function.
10722 * cgraphunit.c (cgraph_optimize): Dump varpool.
10724 2004-10-16 Jan Hubicka <jh@suse.cz>
10726 * cgraph.c (decide_is_variable_needed): New function.
10727 (cgraph_varpool_finalize_decl): Use it.
10728 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
10730 * final.c (output_addr_const): Do not call mark_referenced.
10731 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
10732 always go via cgraph.
10733 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
10734 (check_global_declarations): Ifdef out code clearing DECL_RTL.
10735 * tree-optimize.c (execute_inline): Mark functions called.
10736 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
10738 2004-10-11 Jan Hubicka <jh@suse.cz>
10740 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
10741 (cgraph_varpool_last_needed_node): New static variable.
10742 (enqueue_needed_varpool_node): Break out from ...; add items to the
10743 end of queue; update first pointers.
10744 (cgraph_varpool_mark_needed_node): ... here.
10745 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
10746 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
10747 * cgraph.h (cgraph_varpool_node): Add analyzed field.
10748 (cgraph_varpool_first_unanalyzed_node): Declare.
10749 * cgraphunit.c: Include output.h.
10750 (cgraph_varpool_analyze_pending_decls): New function.
10751 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
10752 for errors, analyze pending decls.
10753 (cgraph_finalize_compilation_unit): Only analyze decls.
10754 (cgraph_optimize): Assemble the decls after expanding.
10756 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
10758 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
10759 subvars get marked properly in tags for grouping.
10760 (add_pointed_to_var): Mark only actual pointed to
10761 variables/subvars in addresses needed.
10762 (create_overlap_variables_for): Clear call clobbered on original
10764 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
10765 addresable vars with subvars into list.
10766 * tree-ssa.c (verify_ssa_name): Verify original is not used where
10769 2005-03-30 Richard Henderson <rth@redhat.com>
10771 * cgraph.h (struct cgraph_node): Add alias.
10772 * varasm.c (assemble_alias): Set it.
10773 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
10774 avoid calling cgraph_expand_function.
10776 2005-03-30 Tom Tromey <tromey@redhat.com>
10778 * tree.def (FILE_TYPE): Removed.
10779 * typeclass.h (enum type_class): Removed file_type_class.
10780 * dwarf2out.c (is_base_type): Updated.
10781 (gen_type_die): Likewise.
10782 * dbxout.c (dbxout_type): Updated.
10783 * builtins.c (type_to_class): Updated.
10784 * tree.c (type_contains_placeholder_1): Updated.
10785 * config/sparc/sparc.c (sparc_type_code): Updated.
10786 * config/ia64/ia64.c (hfa_element_mode): Updated.
10787 * expr.c (count_type_elements): Updated.
10788 * stor-layout.c (layout_type): Updated.
10789 * tree-inline.c (remap_type): Updated.
10790 * tree-pretty-print.c (dump_generic_node): Updated.
10792 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
10794 * builtins.c (expand_builtin_powi): Fix mode of
10795 2nd argument to match int.
10796 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
10797 2nd argument type to int.
10798 * libgcc2.c: Change prototype of __powi* functions to use
10801 2005-03-30 Dale Johannesen <dalej@apple.com>
10803 PR middle-end/19225
10804 * calls.c (expand_call): Flush pending deferrals before
10807 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10811 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
10812 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
10813 c_label_context, label_context_stack): New.
10814 * c-decl.c (define_label): Check for jumps into statement
10815 expressions. Add label to list of defined labels.
10816 (start_function): Push context on label_context_stack.
10817 (finish_function): Pop context from label_context_stack.
10818 * c-typeck.c (label_context_stack): New.
10819 (c_finish_goto_label): Check for jumps into statement
10820 expressions. Add label to list of jumped to labels.
10821 (struct c_switch): Add blocked_stmt_expr.
10822 (c_start_case): Initialize it.
10823 (do_case): Check it.
10824 (c_finish_case): Verify !blocked_stmt_expr.
10825 (c_begin_stmt_expr): Push context on label_context_stack.
10826 Increment blocked_stmt_expr. Mark labels jumped to from outside
10828 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
10829 defined in the statement expression and no longer jumpable to.
10830 Mark labels jumped to from just outside the statement expression
10831 as again definable. Pop context from label_context_stack.
10832 * doc/extend.texi (Statement Exprs): Update.
10834 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10837 * c-decl.c (start_function): Check for old_decl being
10840 2005-03-30 Ian Lance Taylor <ian@airs.com>
10842 * final.c (final): Remove prescan parameter. Change all callers.
10843 (final_scan_insn): Remove prescan parameter. Change all callers.
10845 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
10847 * tree-vectorizer.c: Fix comment typos.
10849 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
10851 * tree-scalar-evolution.c (instantiate_parameters_1): Return
10852 as soon as a chrec_dont_know is detected.
10854 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
10856 Merge from csl-arm-branch.
10857 2004-02-12 Mark Mitchell <mark@codesourcery.com>
10859 * tlink.c (recompile_files): Do not assume that "rename" can
10860 overwrite an existing file.
10862 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
10864 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
10865 * gcc/configure: Regenerate.
10867 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10869 * doc/install.texi: Update binutils requirement for powerpc*-linux.
10871 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
10873 * calls.c (struct arg_data): Update "partial" comment.
10874 (load_register_parameters): Update "nregs" comment.
10876 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10878 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
10879 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
10880 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
10881 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
10882 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
10883 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
10884 than target_flags & 0.
10885 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
10886 (iq2000_arch, iq2000_parse_cpu): Delete.
10887 (TARGET_HANDLE_OPTION): Override default.
10888 (iq2000_handle_option): New function.
10889 (override_options): Remove -march= and -mcpu= handling.
10890 * config/iq2000/iq2000.opt: New file.
10892 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10894 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
10895 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
10896 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
10897 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
10898 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
10899 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
10900 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
10901 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
10902 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
10903 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
10904 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
10905 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
10906 (c4x_rpts_cycles_string, c4x_cpu_version_string)
10907 (TARGET_OPTIONS): Delete.
10908 (c4x_rpts_cycles, c4x_cpu_version): Declare.
10909 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
10910 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
10911 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
10912 (c4x_cpu_version_string): Delete.
10913 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10914 (c4x_handle_option): New function. Map -m3x and -m4x options to the
10915 equivalent -mcpu= option.
10916 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
10917 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
10918 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
10919 or clearing the appropriate MASK_* bit.
10920 (c4x_file_start): Use c4x_cpu_version.
10921 * config/c4x/c4x.opt: New file.
10923 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10925 * doc/options.texi: Document the new MaskExists flag.
10926 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
10927 if the option has the MaskExists flag.
10929 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10931 * opt-functions.awk (flag_set_p, test_flag): New functions.
10932 (switch_flags): Use them.
10933 * opth-gen.awk: Use flag_set_p to check for flags.
10934 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
10936 2005-03-30 Ian Lance Taylor <ian@airs.com>
10938 * config.host (i[34567]86-*-mingw32*): Don't set
10939 host_can_use_collect2 to no.
10941 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10944 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
10945 Remove convert_memory_address call duplicating that in memory_address.
10947 2005-03-29 Richard Henderson <rth@redhat.com>
10950 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
10951 (build_compound_literal): Likewise. Propagate decl type into the
10953 (finish_decl): Likewise. Use new return value from complete_array_type
10954 for zero sized arrays.
10955 (complete_array_type): Move ...
10956 * c-common.c (complete_array_type): ... here. Change first argument
10957 to pointer-to-type-node. Consistently use sizetype for the index
10958 except for zero sized arrays. Detect zero sized arrays for pedantic
10959 mode diagnostics. Create a new type node instead of modifying the
10961 * c-tree.h (complete_array_type): Move decl ...
10962 * c-common.h (complete_array_type): ... here.
10964 2005-03-29 Richard Henderson <rth@redhat.com>
10967 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
10969 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
10971 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
10972 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
10973 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
10974 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
10976 2005-03-29 Eric Christopher <echristo@redhat.com>
10978 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
10979 truthvalue conversion removal.
10981 2005-03-29 Ian Lance Taylor <ian@airs.com>
10984 * collect2.c: Never include <vfork.h>.
10985 (VFORK_STRING, vfork): Don't define.
10986 (pid): Remove global variable.
10987 (handler): Call raise instead of kill (getpid(), ...).
10988 (collect_wait): Add pex parameter. Change all callers. Use
10989 pex_get_status rather than pwait.
10990 (do_wait): Add pex parameter. Change all callers.
10991 (collect_execute): Return struct pex_obj * rather than void. Use
10992 pex routines rather than pexecute.
10993 (fork_execute): Get pex_obj from collect_execute, and pass it to
10995 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
10996 Only declare quit_handler if SIGQUIT is defined.
10997 (scan_libraries): Likewise.
10998 * collect2.h (collect_execute): Update declaration.
10999 (collect_wait): Update declaration.
11000 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11001 pass it to collect_wait.
11003 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
11006 * c-parser.c (c_parser_compound_statement_nostart): Give error
11007 message for EOF instead of just setting parser->error.
11009 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
11011 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11012 (slpeel_update_phi_nodes_for_guard1): New function.
11013 (slpeel_update_phi_nodes_for_guard2): New function.
11014 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11015 of slpeel_update_phi_nodes_for_guard.
11016 (vectorize_loops): Remove call to loop_closed_rewrite.
11017 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11020 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11022 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11023 (TARGET_LITTLE_ENDIAN): New macro.
11024 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11025 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11026 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11027 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11028 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11029 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11030 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11031 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11032 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11033 (TARGET_OPTIONS): Delete.
11034 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11035 (CACHE_FLUSH_TRAP): Turn into an integer.
11036 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11037 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11038 -mflush-trap is in use.
11039 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11040 (m32r_cache_flush_trap_string): Delete.
11041 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11042 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11043 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11044 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11045 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11046 -mmodel= and -msdata= handling from...
11047 (m32r_init): ...here.
11048 * config/m32r/m32r.opt: New file.
11050 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11052 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11053 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11054 * tree-vect-analyze.c (vect_object_analysis): additional parm
11055 pass back a "struct ptr_info_def *" with the points-to info.
11056 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11057 statement using info returned from vect_object_analysis.
11058 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11059 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11060 for virtual uses and defs when creating a replacement vector
11061 reference. Call duplicate_ssa_name_ptr_info to define points-to
11062 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11063 (vectorizable_store): copy_virtual_operands and update
11064 definition statements.
11065 (vectorizable_load): copy_virtual_operands. Remove call to
11066 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11067 * tree-vectorizer.c (vectorize_loops): Remove calls to
11068 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11069 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11070 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11071 define macro STMT_VINFO_PTR_INFO for use in accessing.
11072 * tree.h add export of duplicate_ssa_name_ptr_info.
11073 * rs6000.c (altivec_init_builtins): Declare builtin function
11074 __builtin_altivec_mask_for_load to be "const".
11076 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11078 PR middle-end/20622
11079 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11080 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11081 assemble_variable on aliases.
11082 * varasm.c (assemble_alias): Set node->alias.
11083 * toplev.c (wrapup_global_declarations): Don't call
11084 rest_of_decl_compilation on aliases again.
11086 2005-03-29 Paul Brook <paul@codesourcery.com>
11088 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11089 * config/arm/arm.c (arm_dbx_register_number): New function.
11090 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11092 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11094 PR middle-end/20263
11095 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11096 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11098 2005-03-29 Dale Johannesen <dalej@apple.com>
11100 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11101 $(TREE_H) and $(COVERAGE_H).
11102 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11103 * opts.c (common_handle_option): Enable tree-based value transforms.
11104 * toplev.c (process_options): Ditto.
11105 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11106 refers to references to this type.
11107 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11108 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11109 for may_be_more, may_be_less.
11110 (rtl_gen_pow2_profiler): Adjust.
11111 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11112 (rtl_gen_one_value_profiler): Adjust.
11113 (rtl_gen_const_delta_profiler): Adjust.
11114 * tree-profile.c (tree_gen_interval_profiler): Implement.
11115 (tree_gen_pow2_profiler): Ditto.
11116 (tree_gen_one_value_profiler): Ditto.
11117 (tree_profiling): New.
11118 (pass_tree_profile): Reference it.
11119 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11121 (insn_divmod_values_to_profile): Rename to
11122 rtl_divmod_values_to_profile. Adjust.
11123 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11124 (insn_prefetch_values_to_profile): Adjust.
11125 (rtl_value_profile_transformations): Adjust.
11126 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11127 (gen_mod_pow2): Rename to rtl_mod_pow2.
11128 (gen_mod_subtract): Rename to rtl_mod_subtract.
11129 (divmod_fixed_value_transform): Rename to
11130 rtl_divmod_fixed_value_transform.
11131 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11132 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11133 (rtl_find_values_to_profile): Adjust.
11134 (tree_value_profile_transformations): Implement.
11135 (tree_divmod_values_to_profile): New.
11136 (tree_values_to_profile): New.
11137 (tree_divmod_fixed_value): New.
11138 (tree_mod_pow2): New.
11139 (tree_mod_subtract): New.
11140 (tree_divmod_fixed_value_transform): New.
11141 (tree_mod_pow2_value_transform): New.
11142 (tree_mod_subtract_transform): New.
11143 (tree_find_values_to_profile): Implement.
11144 * profile.c (instrument_values): Free histograms.
11145 (compute_value_histograms): Adjust. Implement tree version.
11147 2005-03-29 Uros Bizjak <uros@kss-loka.si>
11149 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
11150 * config/i386/i386.c (output_fix_trunc): Add new round_mode
11151 variable. Output "fldcw" depending on round_mode.
11152 * config/i386/i386.md (UNSPEC_FIST): New.
11153 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
11154 New isns patterns to implement lrint and llrint built-ins as x87
11155 intrinsic function.
11156 (fistdi2, fist<mode>2 splitters): New splitters.
11157 (lrint<mode>2): New expanders.
11159 2005-03-28 Ian Lance Taylor <ian@airs.com>
11161 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
11162 0 when calling final_scan_insn.
11164 2005-03-28 Jan Hubicka <jh@suse.cz>
11166 PR middle-end/20635
11167 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
11170 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
11171 types where possible.
11173 2005-03-26 Per Bothner <per@bothner.com>
11175 Make -f[no-]show-column also control non-cpp diagnostics.
11176 * c.opt (fshow-column): Move option from here ...
11177 * common.opt (fshow-column): ... to here.
11178 * diagnostic.c (diagnostic_build_prefix): Only print column number
11179 if flag_show_column.
11181 2005-03-27 Steven Bosscher <stevenb@suse.de>
11183 * vax-protos.h (vax_output_int_move, vax_output_int_add,
11184 vax_output_conditional_branch): New prototypes.
11185 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
11186 extracted from vax.md mov and add patterns.
11187 (vax_output_conditional_branch): New function to output conditional
11188 branch instructions.
11189 * vax.md: Use mode macros for arithmetic and mov patterns.
11190 Use code macros for the jump patterns.
11192 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11194 * Makefile.in (libbackend.o): Depend on version files;
11195 add custom generation command.
11197 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11200 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
11201 sure that we have a REG before getting its REGNO.
11203 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11205 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
11206 * builtins.def (BUILT_IN_STRNDUP): New.
11208 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
11210 PR tree-optimization/20470
11211 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
11214 2005-03-25 Mike Stump <mrs@apple.com>
11216 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
11219 2005-03-25 Geoffrey Keating <geoffk@apple.com>
11221 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
11222 Use our own structure definitions.
11224 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
11225 (fix_truncdfsi2): Allow registers or memory as destination.
11226 When TARGET_PPC_GFXOPT, generate simplified pattern.
11227 (fix_truncdfsi2_internal): Use define_insn_and_split.
11228 (fix_truncdfsi2_internal_gfxopt): New.
11229 (fctiwz): Don't confuse register allocation by giving it no choices.
11231 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
11232 (EXTRA_MEMORY_CONSTRAINT): Likewise.
11233 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
11234 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
11236 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11238 * dominance.c (free_dominance_info): Speed up by freeing et
11239 data structures without maintaining other nodes.
11240 * et-forest.c (et_free_tree_force): New.
11241 * et-forest.h: Add a prototype for et_free_tree_force.
11243 * tree.c (get_set_constructor_bits,
11244 get_set_constructor_bytes): Remove.
11245 * tree.h: Remove the corresponding prototypes.
11247 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11250 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
11251 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
11252 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
11253 PRE_DEC, NEG and NOT.
11255 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11257 * fold-const.c: Convert uses of fold (build (...)) to
11260 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
11262 PR rtl-optimization/20249
11263 * cse.c (insert_regs): Do not record equivalence of registers in
11266 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
11268 * emit-rtl.c (reverse_comparison): Remove.
11269 * rtl.h: Remove the corresponding prototype.
11271 2005-03-24 James E Wilson <wilson@specifixinc.com>
11273 * doc/install.texi (--enable-altivec): Delete docs.
11275 2005-03-24 David Edelsohn <edelsohn@gnu.org>
11277 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
11278 SFmode and DFmode before reload when
11279 flag_unsafe_math_optimizations not enabled.
11281 2005-03-24 Geoffrey Keating <geoffk@apple.com>
11283 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11285 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
11286 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
11288 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
11290 * configure.ac (enable-checking): Add 'runtime' option.
11291 * doc/install.texi (enable-checking): Document 'runtime' checking.
11292 * tsystem.h (gcc_assert, gcc_unreachable): Define.
11293 * config.in: Regenerated.
11294 * configure: Regenerated.
11296 2005-03-23 Uros Bizjak <uros@kss-loka.si>
11298 * optabs.h (enum optab_index): Remove OTI_llrint.
11299 (llrint_optab): Remove macro.
11300 * optabs.c (init_optabs): Remove llrint_optab initialization.
11301 * genopinit.c (optabs): Remove llrint_optab implementation.
11302 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
11305 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
11307 PR rtl-optimization/20532
11308 * simplify-rtx.c (simplify_binary_operation_1): Protect from
11309 overflow when adding coefficients for PLUS or MINUS.
11310 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
11313 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11315 * langhooks.h (truthvalue_conversion): Remove.
11316 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11317 LANG_HOOKS_TRUTHVALUE_CONVERSION.
11318 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
11319 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
11320 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
11322 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
11324 * params.def: Fix a typo.
11325 * config/mips/mips.c: Follow the spelling convensions.
11326 * doc/invoke.texi: Fix typos.
11328 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
11330 Fix PR tree-optimization/20601
11332 * tree-ssa-pre.c (insert_aux): Add missing condition to
11335 2005-03-23 Ian Lance Taylor <ian@airs.com>
11337 * final.c (final_scan_insn): Don't remove no-op instructions.
11338 * reload1.c (reload): Remove simple no-op instructions even when
11341 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
11343 PR tree-optimization/20501
11344 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
11345 reporting that peeling for alignment is applied moved to...
11346 * (vect_analyze_data_refs_alignment): Here.
11348 2005-03-23 Ian Lance Taylor <ian@airs.com>
11350 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
11352 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11354 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
11355 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
11357 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
11359 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
11360 imply that this is called once, independent of asms in code.
11361 Adjust to now being pased output and input lists. Mention helper
11362 function decl_overlaps_hard_reg_set_p.
11363 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
11364 hook_tree_tree_identity and to take three trees, returning third.
11365 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
11367 * stmt.c: include hard-reg-set.h before tree.h.
11368 (decl_overlaps_hard_reg_set_p): New function, broken out from...
11369 (decl_conflicts_with_clobbers_p): Call
11370 decl_overlaps_hard_reg_set_p.
11371 (expand_asm_operands): Pass output and input lists in call to
11372 targetm.md_asm_clobbers.
11373 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
11374 hook_tree_tree_tree_tree_3rd_identity.
11375 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
11377 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
11378 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
11379 parameters, first two unused.
11380 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
11381 parameters. Only add MOF to clobbers if there's no 'h' mentioned
11382 in constraint letters and MOF is not mentioned as a asm-declared
11383 register in neither of the input and output lists.
11385 2005-03-23 DJ Delorie <dj@redhat.com>
11387 * optabs.c (expand_binop): Make sure the first subword's result
11390 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11392 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
11393 Call c_common_truthvalue_conversion rather than
11394 lang_hooks.truthvalue_conversion.
11395 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
11396 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
11398 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
11399 c_common_truthvalue_conversion.
11400 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
11401 c_parser_conditional_expression, c_parser_binary_expression): Call
11402 c_objc_common_truthvalue_conversion.
11403 * c-typeck.c (build_unary_op): Call
11404 c_objc_common_truthvalue_conversion.
11405 (build_conditional_expr): Do not call
11406 lang_hooks.truthvalue_conversion.
11407 (build_binary_op): Call c_common_truthvalue_conversion.
11408 (c_objc_common_truthvalue_conversion): Moved from
11409 c-objc-common.c. Call default_function_array_conversion instead
11410 of default_conversion.
11412 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11414 * c-common.h (default_conversion): Remove.
11415 (perform_integral_promotions): Add.
11416 * c-tree.h (default_conversion): Add.
11417 * c-typeck.c (perform_integral_promotions): New, split out from
11418 default_conversion.
11419 * c-common.c (check_case_value): Use perform_integral_promotions,
11420 not default_conversion.
11421 (c_add_case_label): Don't continue processing case label after
11422 found to be pointer.
11424 2005-03-23 Mark Mitchell <mark@codesourcery.com>
11426 * gcc.c (do_spec_1): Do not add a -L path for a directory in
11427 the prefix list if we have already added a multilib directory
11428 based on that path.
11429 (main): Do not add MD_EXEC_PREFIX to the list of directories to
11432 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11434 * reload1.c (indirect_symref_ok, reload_obstack): Make them
11436 * reload.h: Remove the prototype for indirect_symref_ok.
11438 * reload1.c (indirect_symref_ok): Make it global.
11439 * reload.h: Add a prototype for indirect_symref_ok.
11441 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
11443 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
11446 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11448 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
11450 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
11452 * c-opts.c (c_common_parse_file): Only start/end main source file
11453 if debug hooks says the writer wants it.
11454 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
11456 (xcoff_debug_hooks): Ditto.
11457 * debug.c (do_nothing_hooks): Ditto.
11458 * debug.h (gcc_debug_hooks): Ditto.
11459 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
11460 * sdbout.c (sdb_debug_hooks): Ditto.
11461 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
11463 2005-03-22 Mark Mitchell <mark@codesourcery.com>
11465 * doc/extend.texi: Deprecate C++ min/max operators.
11467 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
11469 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
11470 artificial original candidates.
11472 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
11473 Jan Hubicka <jh@suse.cz>
11474 Steven Bosscher <stevenb@suse.de>
11476 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
11477 call cost based on argument sizes.
11478 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
11480 * params.def: (max-inline-inssn-single): Set to 450.
11481 (max-inline-insns-auto): Set to 90.
11482 (max-inline-insns-recursive): Set to 450
11483 (max-inline-insns-recursive-auto): Set to 450.
11484 (large-function-insns): Set to 2700.
11485 (inline-call-cost): New parameter.
11486 * tree-inline.c (estimate_move_cost): New function.
11487 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
11488 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
11489 based on arguments.
11490 * tree-inline.h (estimate_move_cost): Declare.
11491 * invoke.texi: (max-inline-inssn-single): Change default to 450.
11492 (max-inline-insns-auto): Change default to 90.
11493 (max-inline-insns-recursive): Change default to 450
11494 (max-inline-insns-recursive-auto): Change default to 450.
11495 (large-function-insns): Change default to 2700.
11496 (inline-call-cost): Document new parameter.
11498 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11500 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
11501 (TARGET_DEFAULT): Delete.
11502 * config/i860/i860.opt: New file.
11504 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11506 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
11507 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11508 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11509 (frv_sched_lookahead): Delete.
11510 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
11511 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
11512 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
11513 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
11514 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
11515 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
11516 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
11517 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
11518 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
11519 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
11520 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
11521 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
11522 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
11523 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
11524 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
11525 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
11526 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
11527 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
11528 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
11529 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
11530 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
11531 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
11532 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
11533 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11534 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11535 (frv_sched_lookahead): Delete.
11536 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
11537 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11538 (frv_handle_option): New function. Move -mcpu= handling from...
11539 (frv_override_options): ...here. Remove handling of other
11541 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
11542 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
11543 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
11544 and TARGET_NO_MULTI_CE.
11545 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
11546 !TARGET_VLIW_BRANCH.
11547 * config/frv/frv.opt: New file.
11549 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11551 * fold-const.c (fold_ternary): Take decomposed arguments of
11553 (fold): Update a call to fold_ternary.
11555 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
11556 * tree.h: Add corresponding prototypes.
11558 2005-03-22 Jakub Jelinek <jakub@redhat.com>
11561 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
11562 between jump table and its label.
11563 * final.c (shorten_branches): Handle notes in between ADDR_VEC
11564 resp. ADDR_DIFF_VEC and the label preceeding it.
11565 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
11566 is emitted in the right section.
11568 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11570 * fold-const.c (fold_unary, fold_binary): Update comments
11573 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
11575 PR rtl-optimization/20527
11576 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
11577 REG_INC note, test that the register also isn't mentioned in PRED
11580 2005-03-22 Ben Elliston <bje@au.ibm.com>
11582 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
11585 2005-03-21 Mike Stump <mrs@apple.com>
11587 * varasm.c (default_assemble_visibility): Remove extra ().
11589 2005-03-21 Roger Sayle <roger@eyesopen.com>
11591 PR middle-end/20557
11592 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
11593 to determine whether a block can be duplicated, rather than test
11594 whether the block contains noncopyable insns ourselves.
11596 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11598 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
11601 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11603 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
11605 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11607 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
11608 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
11609 * config/fr30/fr30.opt: New file.
11611 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
11613 Fix PR tree-optimization/20542
11615 * tree-flow-inline.h (overlap_subvar): Move to here.
11616 * tree-ssa-operands.c: From here.
11617 * tree-flow.h (overlap_subvar): Declare.
11618 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
11619 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
11620 for variables with subvars.
11622 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
11624 PR middle-end/20177
11625 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
11626 * modulo-sched.c (const_iteration_count): Return on NULL
11628 (print_node_sched_params): Return on NULL dump_file.
11629 (generate_reg_moves): Handle reg-anti dependencies and disregard
11630 closing branch when generating register moves.
11631 (sms_schedule): Mark the SMSed block dirty.
11632 * passes.c (rest_of_handle_sms): Call update_life_info for all
11634 * testsuite/gcc.dg/20050321-1.c: New test.
11636 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11638 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
11639 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
11640 movqi_internal): Likewise.
11642 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11644 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
11645 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
11646 xtensa_b4const): Delete prototypes.
11647 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
11648 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
11649 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
11650 xtensa_extra_constraint): New prototypes.
11651 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11652 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11653 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11654 move_operand, const_float_1_operand, fpmem_offset_operand,
11655 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
11656 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
11657 (xtensa_b4const_or_zero): ...this. Change return type to bool and
11658 argument type to HOST_WIDE_INT.
11659 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
11660 xtensa_mask_immediate): Likewise.
11661 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
11662 Likewise. Also make these functions static.
11663 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
11664 (xtensa_const_ok_for_letter_p): New.
11665 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11666 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11667 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11668 move_operand, const_float_1_operand, fpmem_offset_operand,
11669 branch_operator, ubranch_operator, boolean_operator): Move to
11671 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
11672 (xtensa_mem_offset): Change return type to bool.
11673 (xtensa_extra_constraint): New.
11674 (gen_int_relational): Update type of const_range_p function pointer.
11675 Use xtensa_b4const_or_zero.
11676 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
11677 xtensa_const_ok_for_letter_p. Update comments.
11678 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
11679 (PREDICATE_CODES): Delete.
11680 * config/xtensa/xtensa.md: Include predicates.md.
11681 * config/xtensa/predicates.md: New file.
11683 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11685 * config/v850/v850-protos.h: Remove the prototypes for
11686 reg_or_int9_operand, reg_or_const_operand,
11687 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
11688 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
11689 movsi_source_operand, power_of_two_operand,
11690 not_power_of_two_operand, special_symbolref_operand,
11691 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
11692 register_is_ok_for_epilogue.
11693 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
11694 reg_or_int9_operand, reg_or_const_operand,
11695 call_address_operand, special_symbolref_operand,
11696 movsi_source_operand, power_of_two_operand,
11697 not_power_of_two_operand, register_is_ok_for_epilogue,
11698 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
11699 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
11701 * config/v850/v850.h (PREDICATE_CODES): Remove.
11702 * config/v850/v850.md: Include predicates.md.
11703 * config/v850/predicates.md: New.
11705 2005-03-21 Zack Weinberg <zack@codesourcery.com>
11707 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
11708 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11709 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
11710 (itoolsdir, itoolsdatadir): Move definition above new first use.
11711 (install-itoolsdirs): New rule.
11712 (install-mkheaders): Depend on install-itoolsdirs, not
11713 install-include-dir.
11715 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11717 * tree-into-ssa.c: Remove obsolete comments.
11719 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
11721 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
11722 unrolling if -fpeel-loops is specified, too.
11723 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11724 Remove superfluous check for flag_unroll_loops.
11726 2005-03-21 Uros Bizjak <uros@kss-loka.si>
11728 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
11729 (lrint_optab, llrint_optab): Define corresponding macros.
11730 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
11731 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
11732 pattern and llrint_optab using llrintdi2 patterns.
11733 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
11734 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
11735 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
11736 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
11737 flag_unsafe_math_optimizations is set.
11739 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11741 * combine.c (combine_simplify_rtx, simplify_if_then_else,
11742 simplify_logical, if_then_else_cond, known_cond,
11743 simplify_comparison): Adjust calls to reverse_comparison.
11744 Don't use combine_reversed_comparison_code).
11745 (combine_reversed_comparison_code): Remove.
11746 (reversed_comparison): Using reversed_comparison_code, move it...
11747 * jump.c (reversed_comparison): ... here.
11748 * rtl.h (reversed_comparison): Add prototype.
11750 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11752 * builtins.c (fold_builtin): Take decomposed arguments of
11754 * fold-const.c (fold_ternary): Update a call to fold_builtin.
11755 * gimplify.c (gimplify_call_expr): Likewise.
11756 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
11757 * tree.h: Update the prototype of fold_builtin.
11759 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11761 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
11762 * rtlhooks.c (gen_lowpart_no_emit_general): New.
11763 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
11764 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
11765 * simplify-rtx.c (simplify_binary_operation_1): Use it.
11767 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11769 * builtins.c (fold_builtin_1): Take decomposed arguments of
11771 (fold_builtin): Update a call to fold_builtin_1.
11773 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
11776 * gcov.c (output_lines): Only output function block summary when
11777 outputting branch information.
11778 * doc/gcov.texi: Document format of preamble and additional block
11781 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11783 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
11784 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
11785 the defaults false if BITS_PER_UNIT != 8.
11786 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
11787 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
11788 than BITS_PER_UNIT != 8.
11789 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
11790 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
11791 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
11793 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
11794 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
11796 2005-03-20 Roger Sayle <roger@eyesopen.com>
11798 PR middle-end/20539
11799 * fold-const.c (fold_binary): Fix type mismatch between
11800 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
11801 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
11802 for non-truth-valued expressions.
11804 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
11805 and FUNCTION_DECL in the main switch.
11806 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11807 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
11808 we also need to convert their operands to match.
11809 <TRUTH_NOT_EXPR>: Likewise.
11811 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
11813 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
11814 diagnostic without checking whether an lvalue.
11815 * c-common.h (lvalue_p): Remove.
11816 (enum lvalue_use): Update comment.
11817 (lvalue_or_else): Replace by lvalue_error.
11818 * c-typeck.c (lvalue_p): Make static.
11819 (lvalue_or_else): New. Call lvalue_error.
11821 2005-03-21 Alan Modra <amodra@bigpond.net.au>
11823 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
11824 (function_arg_advance): Use rs6000_parm_start.
11825 (function_arg, rs6000_arg_partial_bytes): Likewise.
11827 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11829 * c-common.c (check_case_value): Adjust comment about stripping
11831 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
11832 * c-typeck.c (default_conversion, convert_arguments,
11833 build_modify_expr, convert_for_assignment, store_init_value,
11834 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
11835 manually. Remove inaccurate comments.
11837 2005-03-20 Roger Sayle <roger@eyesopen.com>
11838 Joseph S. Myers <joseph@codesourcery.com>
11840 * varasm.c (do_assemble_alias): Restore comment describing function.
11841 Annotate the target parameter as potentially unused.
11843 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
11846 * config/avr/avr.c (avr_output_function_prologue): Do not use
11847 current_function_name() in a label, use a local label instead.
11849 2005-03-20 David Edelsohn <edelsohn@gnu.org>
11851 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
11852 flag_finite_math_only, not flag_unsafe_math_optimizations.
11854 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11856 * builtins.c (fold_builtin_1): Update a call to
11857 targetm.fold_builtin.
11858 * hooks.c (hook_tree_tree_bool_null): Rename to
11859 hook_tree_tree_tree_bool_null. Take one more argument of type
11861 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
11862 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
11863 hook_tree_tree_tree_bool_null.
11864 * target.h (gcc_target): Update the prototype of fold_builtin.
11865 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
11866 arguments of CALL_EXPR.
11867 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
11870 2005-03-20 Jan Hubicka <jh@suse.cz>
11872 * cgraph.h (cgraph_node): Add prev_clone pointer.
11873 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
11874 (cgraph_clone_node): Produce doubly linked chain.
11876 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11878 * c-common.c (handle_aligned_attribute, check_function_sentinel,
11879 get_nonnull_operand, handle_sentinel_attribute,
11880 check_function_arguments_recurse): Do not strip NOPS from
11882 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
11884 * c-format.c (get_constant): Likewise.
11885 * c-parser.c (c_parser_postfix_expression): Likewise.
11886 * c-typeck.c (set_init_index): Likewise.
11887 (convert_arguments): Don't check for NOP_EXPR containing integer
11890 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11892 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
11893 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
11894 Take decomposed arguments of CALL_EXPR.
11895 (fold_builtin_1): Update calls to the functions mentioned
11898 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11900 * c-decl.c (check_bitfield_type_and_width): Require bit-field
11901 width to have integer type.
11902 (build_enumerator): Require enumerator value to have integer type.
11904 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11906 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
11909 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11911 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
11912 std=iso9899:199x): Correct descriptions.
11914 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11916 * config.gcc: Consistently use solaris2.1[0-9]* instead of
11919 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
11921 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
11923 (expand_builtin_memcpy, fold_builtin_1): Update calls to
11924 fold_builtin_memcpy.
11926 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
11927 arguments of CALL_EXPR.
11928 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
11929 fold_builtin_found, fold_builtin_1): Update calls to
11930 fold_trunc_transparent_mathfn.
11932 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11934 PR middle-end/20493
11935 * fold-const.c (fold_widened_comparison): Don't optimize casts of
11936 function pointers on targets that require function pointer
11938 (fold_sign_changed_comparison): Likewise.
11940 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
11942 * combine.c (try_combine): When changing the mode of a hard reg, make
11943 sure that doing so is valid.
11945 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
11947 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
11948 (TARGET_HANDLE_OPTION): Override default.
11949 (avr_handle_option): New function.
11950 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
11951 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
11952 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
11953 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
11954 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
11955 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
11956 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
11957 (TARGET_OPTIONS): Delete.
11958 * config/avr/avr.opt: New file.
11960 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11962 * config/m32r/m32r-protos.h: Remove the prototypes for
11963 call_address_operand, symbolic_operand, seth_add3_operand,
11964 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11965 reg_or_uint16_operand, reg_or_cmp_int16_operand,
11966 two_insn_const_operand, move_src_operand,
11967 move_double_src_operand, move_dest_operand,
11968 eqne_comparison_operator, signed_comparison_operator,
11969 large_insn_p, conditional_move_operand, carry_compare_operand,
11970 m32r_block_immediate_operand, extend_operand,
11971 reg_or_eq_int16_operand, int8_operand, and
11972 reg_or_zero_operand.
11973 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11974 seth_add3_operand, int8_operand, cmp_int16_operand,
11975 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11976 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11977 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11978 move_double_src_operand, move_dest_operand,
11979 eqne_comparison_operator, signed_comparison_operator,
11980 extend_operand, small_insn_p, large_insn_p,
11981 conditional_move_operand, carry_compare_operand,
11982 m32r_block_immediate_operand): Move to predicates.md.
11983 (MAX_MOVE_BYTES): Move to m32r.h.
11984 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11985 * config/m32r/m32r.md: Include predicates.md.
11986 * config/m32r/predicates.md: New.
11988 2005-03-18 James E Wilson <wilson@specifixinc.com>
11991 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
11994 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11996 * config/mn10300/mn10300-protos.h: Remove the prototypes for
11997 call_address_operand, const_8bit_operand.
11998 * config/mn10300/mn10300.c (call_address_operand,
11999 const_8bit_operand, const_1f_operand): Move to predicates.md.
12000 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12001 * config/mn10300/mn10300.md: Include predicates.md.
12002 * config/mn10300/predicates.md: New.
12004 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
12006 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12007 declarations in diagnostics and %E for identifiers, not %s.
12009 2005-03-18 Jan Hubicka <jh@suse.cz>
12010 Dale Johannesen <dalej@apple.com>
12012 * basic-block.h (scale_bbs_frequencies_int,
12013 scale_bbs_frequencies_gcov_type): Declare.
12014 * cfg.c (RDIV): New macro.
12015 (update_bb_frequency_for_threading): Fix.
12016 * basic-block.h (scale_bbs_frequencies_int,
12017 scale_bbs_frequencies_gcov_type): New.
12018 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12019 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12020 scale_bbs_frequencies_int.
12021 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12023 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12025 * config/m32r/m32r-protos.h: Remove the prototypes for
12026 call_address_operand, symbolic_operand, seth_add3_operand,
12027 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12028 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12029 two_insn_const_operand, move_src_operand,
12030 move_double_src_operand, move_dest_operand,
12031 eqne_comparison_operator, signed_comparison_operator,
12032 large_insn_p, conditional_move_operand, carry_compare_operand,
12033 m32r_block_immediate_operand, extend_operand,
12034 reg_or_eq_int16_operand, int8_operand, and
12035 reg_or_zero_operand.
12036 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12037 seth_add3_operand, int8_operand, cmp_int16_operand,
12038 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12039 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12040 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12041 move_double_src_operand, move_dest_operand,
12042 eqne_comparison_operator, signed_comparison_operator,
12043 extend_operand, small_insn_p, large_insn_p,
12044 conditional_move_operand, carry_compare_operand,
12045 m32r_block_immediate_operand): Move to predicates.md.
12046 (MAX_MOVE_BYTES): Move to m32r.h.
12047 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12048 * config/m32r/m32r.md: Include predicates.md.
12049 * config/m32r/predicates.md: New.
12051 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12053 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12054 symbolic_operand, symbolic_memory_operand,
12055 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12056 indexed_memory_operand, move_dest_operand, move_src_operand,
12057 prefetch_cc_operand, prefetch_nocc_operand,
12058 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12059 arith_operand, arith11_operand, pre_cint_operand,
12060 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12061 ireg_operand, int5_operand, uint5_operand, int11_operand,
12062 uint32_operand, arith5_operand, and_operand, ior_operand,
12063 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12064 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12065 shadd_operand, movb_comparison_operator,
12066 cmpib_comparison_operator): Move to predicates.md.
12067 (magic_milli, shadd_constant_p): Make it extern.
12068 * config/pa/pa.h (PREDICATE_CODES): Remove.
12069 * config/pa/pa.md: Include predicates.md.
12070 * config/pa/predicates.md: New.
12072 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12075 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12077 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12078 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12079 config/alpha/freebsd.h, config/alpha/linux.h,
12080 config/alpha/netbsd.h, config/alpha/osf5.h,
12081 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12082 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12083 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12084 doc/cppopts.texi: Update copyright.
12086 2005-03-18 Jan Hubicka <jh@suse.cz>
12088 PR middle-end/20225
12089 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12091 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12094 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12096 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12099 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12101 * combine.c (gen_binary): Remove.
12102 (known_cond, simplify_shift_const, find_split_point,
12103 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12104 simplify_logical, expand_field_assignment, extract_left_shift,
12105 force_to_mode, if_then_else_cond, apply_distributive_law,
12106 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12107 simplify_comparison, reversed_comparison): Replace with
12108 simplify_gen_binary, simplify_gen_relational or
12109 distribute_and_simplify_rtx.
12110 (distribute_and_simplify_rtx): New function.
12112 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12113 Paolo Bonzini <gcc.gnu.org>
12115 * calls.c (setjmp_call_p, special_function_p): Update comments
12116 at the head of the functions.
12118 2005-03-18 Jan Hubicka <jh@suse.cz>
12120 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12122 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12123 function body should be released; do not proactively release function
12124 bodies in non-unit-at-a-time mode.
12126 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12128 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12129 mno-fp-ret-in-387 multilib variants.
12131 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12133 * common.opt (m): Remove.
12134 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12135 table lookup fails.
12136 (common_handle_option): Remove OPT_m case.
12138 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12140 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12142 (fold_builtin_1): Update a call to fold_builtin_bitop.
12144 * builtins.c (fold_builtin_signbit): Take decomposed arguments
12146 (fold_builtin_1): Update a call to fold_builtin_signbit.
12148 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
12150 PR tree-optimization/20474
12151 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
12152 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
12154 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12156 * config/h8300/h8300-protos.h: Remove prototypes for
12157 general_operand_src, general_operand_dst, single_one_operand,
12158 single_zero_operand, call_insn_operand,
12159 two_insn_adds_subs_operand, small_call_insn_operand,
12160 jump_address_operand, bit_operand, bit_memory_operand,
12161 stack_pointer_operand, const_int_gt_2_operand,
12162 const_int_ge_8_operand, const_int_qi_operand,
12163 const_int_hi_operand, incdec_operand, bit_operator,
12164 nshift_operator, eqne_operator, gtle_operator,
12165 gtuleu_operator, iorxor_operator.
12166 Add prototypes for h8sx_shift_type h8sx_classify_shift and
12167 h8300_ldm_stm_parallel.
12168 * config/h8300/h8300.c (h8sx_shift_type,): Move to
12170 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
12171 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
12172 (h8300_ldm_stm_parallel): Make it extern.
12173 (h8300_ldm_parallel, h8300_stm_parallel,
12174 h8300_return_parallel, general_operand_src,
12175 general_operand_dst, h8300_dst_operand, h8300_src_operand,
12176 nibble_operand, reg_or_nibble_operand, single_one_operand,
12177 single_zero_operand, call_insn_operand,
12178 two_insn_adds_subs_operand, small_call_insn_operand,
12179 jump_address_operand, bit_operand, bit_memory_operand,
12180 stack_pointer_operand, const_int_gt_2_operand,
12181 const_int_ge_8_operand, const_int_qi_operand,
12182 const_int_hi_operand, incdec_operand, eqne_operator,
12183 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
12184 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
12185 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
12186 nshift_operator): Move to predicates.md.
12187 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
12188 * config/h8300/h8300.md: Include predicates.md.
12189 * config/h8300/predicates.md: New.
12191 2005-03-17 Richard Henderson <rth@redhat.com>
12193 * config.gcc (ia64*-*-hpux*): Add extra_options.
12194 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
12195 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12196 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
12197 (ia64_tls_size_string, ia64_tune_string): Remove.
12198 (ia64_tune): Init to PROCESSOR_ITANIUM2.
12199 (TARGET_DEFAULT_TARGET_FLAGS): New.
12200 (TARGET_HANDLE_OPTION): New.
12201 (ia64_override_options): Move options parsing ...
12202 (ia64_handle_option): ... here. New.
12203 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
12204 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
12205 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
12206 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
12207 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
12208 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
12209 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
12210 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
12211 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
12212 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
12213 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
12214 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
12215 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
12216 TARGET_EARLY_STOP_BITS): Remove.
12217 (TARGET_ILP32): Default false.
12218 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
12219 (enum ia64_inline_type): New.
12220 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12221 * config/ia64/ia64.md: Update for new definitions of
12222 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
12223 * config/ia64/ia64.opt: New file.
12224 * config/ia64/ilp32.opt: New file.
12226 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
12229 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
12231 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12233 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
12234 instead of MASK_H8300S.
12235 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
12236 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
12237 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
12238 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
12239 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
12240 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
12241 TARGET_SWITCHES): Remove.
12242 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
12244 * config/h8300/h8300.opt: New.
12246 * config/alpha/alpha.opt, config/arc/arc.opt,
12247 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
12250 2005-03-17 Ian Lance Taylor <ian@airs.com>
12254 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
12256 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
12257 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
12258 (TARGET_HANDLE_OPTION): Override default.
12259 (arc_handle_option): New function.
12260 (arc_init): Remove code to set arch_cpu_string.
12261 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
12262 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
12263 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
12264 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12265 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
12266 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
12267 (arc_rodata_string, TARGET_OPTIONS): Delete.
12268 * config/arc/arc.opt: New file.
12270 2005-03-17 Richard Henderson <rth@redhat.com>
12272 * doc/extend.texi (Weak Pragmas): New section.
12273 (attribute alias): Clarify that target must be in the same
12276 2005-03-17 Richard Henderson <rth@redhat.com>
12278 * config/alpha/alpha.opt: New file.
12279 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
12281 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
12282 alpha_fprm_string, alpha_fptm_string): Make static.
12283 (alpha_tls_size_string): Remove.
12284 (alpha_handle_option): New.
12285 (override_options): Update for alpha_cpu/alpha_tune split.
12286 (alpha_file_start): Likewise.
12287 (TARGET_DEFAULT_TARGET_FLAGS): New.
12288 (TARGET_HANDLE_OPTION): New.
12289 * config/alpha/alpha.h (alpha_tune): Declare.
12290 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
12291 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
12292 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
12293 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
12294 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
12295 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
12296 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
12297 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
12298 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
12299 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
12300 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
12301 (TARGET_DEFAULT): Remove MASK_FP.
12302 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
12303 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
12304 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
12305 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
12306 alpha_tls_size_string): Remove.
12307 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
12308 (attribute tune): Rename from attribute cpu.
12309 * config/alpha/ev4.md: Update to match.
12310 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
12311 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
12312 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
12313 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
12314 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
12315 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
12317 2005-03-16 James E. Wilson <wilson@specifixinc.com>
12319 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
12320 and return without creating new state if before_nops_num is nonzero.
12321 * config/ia64/ia64.md (first_insn): New attribute.
12322 (alloc): Set it to yes.
12324 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12326 * tree-vectorizer.c (new_vec_stmt_info): Initialize
12327 STMT_VINFO_SUBVARS to NULL.
12328 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12330 2005-03-16 Dale Johannesen <dalej@apple.com>
12332 * rtlanal.c (find_first_parameter_load): Rewrite to
12333 return actual first param load or the call if none,
12334 instead of first in block, when not all loads exist.
12336 2005-03-16 Roger Sayle <roger@eyesopen.com>
12338 * optabs.c (expand_copysign_absneg): Make static.
12339 * optabs.h (expand_copysign_absneg): Delete prototype.
12340 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
12342 2005-03-16 Richard Henderson <rth@redhat.com>
12344 PR middle-end/15700
12345 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
12346 (alias_pairs): Rename from output_defs.
12347 (find_decl_and_mark_needed): Split out from assemble_alias.
12348 (do_assemble_alias): New.
12349 (assemble_output_def): Remove.
12350 (finish_aliases_1, finish_aliases_2): New.
12351 (process_pending_assemble_output_defs): Remove.
12352 (assemble_alias): Defer aliases for which we don't yet have a
12353 non-external decl for the target symbol.
12354 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
12355 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
12356 * toplev.c (compile_file): Use finish_aliases_2 instead of
12357 process_pending_assemble_output_defs.
12358 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
12359 (process_pending_assemble_output_defs): Remove.
12361 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12363 Fix PR tree-optimization/20489
12365 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
12366 for empty structures.
12368 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12370 Fix PR tree-optimization/20490
12372 * tree-ssa-pre.c (create_expression_by_pieces): Use
12373 force_gimple_operand on result of fold.
12375 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
12377 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
12378 of closing parenthesis.
12380 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
12382 * builtins.c (expand_movstr): Update a call to
12383 fold_builtin_strcpy.
12384 (expand_builtin_strncpy): Update a call to
12385 fold_builtin_strncpy.
12386 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
12387 arguments of CALL_EXPR.
12388 (fold_builtin_1): Update calls to fold_builtin_strcpy and
12389 fold_builtin_strncpy.
12390 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12391 * tree.h: Update the prototypes of fold_builtin_strcpy and
12392 fold_builtin_strncpy.
12394 2005-03-16 Steven Bosscher <stevenb@suse.de>
12395 Dorit Naishlos <dorit@il.ibm.com>
12397 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
12398 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
12401 2005-03-16 Steven Bosscher <stevenb@suse.de>
12403 * tree-inline.c (walk_type_fields, walk_tree,
12404 walk_tree_without_duplicates): Move from here...
12405 * tree.c: ...to here.
12407 2005-03-15 Zack Weinberg <zack@codesourcery.com>
12409 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
12410 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
12411 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12412 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
12413 (version): Define using $(BASEVER_c).
12414 (Makefile, config.status, build/gcov-iov.o): No longer depends on
12416 (version.o): Depend on version files; add custom generation command.
12417 (prefix.o): Define BASEVER on command line.
12418 (s-iov): Depend on version files; adjust command.
12419 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
12421 (gcc-vers.texi): New rule.
12422 (doc/%.info, doc/%.dvi): Add -I . to command line.
12423 (doc/gccinstall.dvi): Likewise.
12424 (PACKAGE): Delete. All uses replaced with "gcc".
12425 * aclocal.m4: Do not include gcc-version.m4.
12426 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
12427 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
12428 Set is_release based on contents of DEV-PHASE.
12429 Set gcc_version based on contents of BASE-VER.
12430 Define WIN32_REGISTRY_KEY only if the user overrode the default.
12431 * config.in, configure: Regenerate.
12432 * gccbug.in: Determine version of GCC in use at runtime.
12433 * gcov-iov.c: Get version number and development phase from
12434 command line, not by including version.c.
12435 * intl.c: Replace all uses of PACKAGE with "gcc".
12436 * libada-mk.in: Delete unused "gcc_version" variable.
12437 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
12438 * version.c: (VERSUFFIX): New hook for redistributors; adjust
12439 commentary to match.
12440 (version_string): Put together from pieces.
12441 * config/alpha/x-vms: Do not use $(gcc_version).
12442 * config/i386/t-nwld: Likewise.
12443 * doc/include/gcc-common.texi: Include gcc-vers.texi for
12444 version-GCC and DEVELOPMENT.
12446 2005-03-15 Roger Sayle <roger@eyesopen.com>
12448 PR tree-optimization/17454
12449 * tree.c (tree_size): Add case for TREE_BINFO.
12450 * fold-const.c (fold_checksum_tree): Only clear the overloaded
12451 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
12453 2005-03-15 Roger Sayle <roger@eyesopen.com>
12455 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
12456 op1 whilst expanding the signed widenening multiply variant.
12458 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
12460 * toplev.c (display_target_options): Avoid unused variable warning if
12461 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
12462 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
12463 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
12464 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
12465 (mips_isa_info): New variable.
12466 (mips_parse_cpu): Remove the first argument and leave the caller
12468 (TARGET_HANDLE_OPTION): Override default.
12469 (mips_handle_option): New function. Move option validation code from...
12470 (override_options): ...here. Update calls to mips_parse_cpu.
12471 * config/mips/mips.h (mips_arch_string, mips_tune_string)
12472 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
12473 (SUBTARGET_TARGET_OPTIONS): Delete.
12474 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
12475 (mno-flush-func, mtune=): New options.
12477 2005-03-15 Roger Sayle <roger@eyesopen.com>
12478 Richard Henderson <rth@redhat.com>
12480 * real.c (c4x_single_format, c4x_extended_format): Provide values
12481 for signbit_ro for c4x's single and extended floating point formats.
12482 * optabs.c (expand_copysign): Use the floating point format's
12483 signbit_ro for expanding via expand_copysign_absneg, and it's
12484 signbit_rw field for expanding via expand_copysign_bit.
12486 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
12488 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
12489 known_alignment_for_access_p.
12490 (known_alignment_for_access_p): New.
12491 (do_peeling_for_alignment): Field made int instead of bool and renamed
12492 to peeling_for_alignment.
12493 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
12494 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
12495 functionality used to be in vect_analyze_operations.
12496 (vect_analyze_operations): Code to determine vectorization factor was
12497 moved to vect_determine_vectorization_factor.
12498 (vect_enhance_data_refs_alignment): Update to correct alignment when it
12499 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
12501 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
12502 be part of vect_analyze_operations).
12503 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
12504 creating the guard condition, as the number of iterations may be
12506 (slpeel_tree_peel_loop_to_edge): Use new name of
12507 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
12508 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
12509 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
12510 (vect_do_peeling_for_alignment): Use fold.
12511 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
12513 (vect_update_inits_of_dr): Renamed to
12514 vect_update_init_of_dr.
12515 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
12516 (vectorizable_store): Fix assertion to use == instead of =.
12518 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
12520 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
12521 call_used_regs for wCG registers.
12523 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
12525 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12526 for non-offsettable memory references to cope with outstanding reload
12527 replacements, take 2.
12529 2005-03-15 Uros Bizjak <uros@kss-loka.si>
12532 * config/i386/i386.h (x86_fisttp): New.
12533 (TARGET_FISTTP): New macro.
12534 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
12535 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
12536 instruction when fisttp flag is set.
12537 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
12539 * config/i386/i386.md (type attribute): Add fisttp.
12540 (unit attribute): Set to i387 for fisttp type.
12541 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
12542 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
12544 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
12545 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
12547 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
12548 patterns for TARGET_FISTTP. Enable patterns for
12549 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
12550 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
12551 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
12552 implement fisttp x87 insn.
12553 (fix_trunc*_i387_fisttp splitters): New patterns.
12554 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
12555 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
12556 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
12558 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
12559 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
12560 Implement using mode macros. Disable patterns for TARGET_FISTTP.
12561 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
12562 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
12563 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
12564 Disable patterns for TARGET_FISTTP.
12565 (fix_trunc*_i387 splitters): Implement usign mode macros.
12566 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
12567 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
12568 (fix_trunx*_sse peephole2s): Implement using mode macros.
12570 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
12572 PR rtl-optimization/20291
12573 * combine.c (try_combine): If splitting fails, re-try with
12574 original combined pattern, i.e. before clobber stripping.
12576 2005-03-14 Eric Christopher <echristo@redhat.com>
12578 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
12579 STACK_GROWS_DOWNWARD.
12581 2005-03-14 Roger Sayle <roger@eyesopen.com>
12583 * real.h (struct real_format): Split the signbit field into two
12584 two fields, signbit_ro and signbit_rw.
12585 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
12586 mips_double_format, ieee_extended_motorola_format,
12587 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
12588 ieee_extended_intel_128_format, ibm_extended_format,
12589 mips_extended_format, ieee_quad_format, mips_quad_format,
12590 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
12591 i370_double_format, c4x_single_format, c4x_extended_format,
12592 real_internal_format): Update initializers for new field.
12593 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
12594 real_format structure.
12595 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
12596 field of the real_format structure.
12598 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
12600 Fix PR tree-optimization/20458
12602 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
12603 DECL_EXTERNAL on STRUCT_FIELD tags.
12604 (clear_call_clobbered): Ditto.
12605 * tree-ssa-operands.c (note_addressable): Make sure the original
12606 variable doesn't slip into the addressable list if we have
12608 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
12611 2005-03-14 Geoffrey Keating <geoffk@apple.com>
12613 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
12614 (-fwide-exec-charset): Likewise.
12615 (-finput-charset): Likewise.
12616 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
12617 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
12618 * c.opt (Wnormalized): New.
12620 2005-03-14 Devang Patel <dpatel@apple.com>
12622 * doc/invoke.texi: Add reference to Visibility document.
12624 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12626 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
12627 MASK_SPLIT_ADDRESSES.
12628 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
12629 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
12630 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
12631 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
12632 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
12633 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
12634 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
12635 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
12636 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
12637 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
12638 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
12639 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
12640 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
12641 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
12642 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
12643 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
12644 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
12645 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
12646 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
12647 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
12648 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
12649 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
12650 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
12651 (TARGET_EXPLICIT_RELOCS): Delete.
12652 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
12653 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
12654 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
12655 (override_options): Set MASK_LONG64 if -mint64 is given and no
12656 -mlongXX option is. Complain about -mint64 -mlong32.
12657 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
12658 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
12659 * config/mips/mips.opt: New file.
12661 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12663 * config.gcc (extra_options): New variable for listing option files.
12664 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
12665 * configure.ac (extra_opt_files): New AC_SUBST variable.
12666 (tm_file_list, tm_include_list): Include options.h first.
12667 * configure: Regenerate.
12668 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
12669 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
12670 (s-options-h): New rule.
12671 (options.h): Depend on it.
12672 (TEXI_GCCINT_FILES): Add options.texi.
12673 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
12674 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
12675 * target.h (gcc_target): Add default_target_flags and handle_option.
12676 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
12677 (TARGET_HANDLE_OPTION): New macros.
12678 (TARGET_INITIALIZER): Include them.
12679 * opt-functions.awk (opt_args, nth_arg): New functions.
12680 (switch_flags): Handle the "Target" flag.
12681 (var_args): Delete.
12682 (var_name): Use opt_args and nth_arg.
12683 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
12684 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
12685 macros for the "Mask" and "InverseMask" options.
12686 * opts.h (cl_var_cond): New enum.
12687 (cl_option): Replace the "has_set_value" and "set_value" fields with
12688 "var_cond" and "var_value".
12689 (CL_TARGET): New macro.
12690 (option_enabled, print_filtered_help): Declare.
12691 (decode_options): Move definition.
12692 * opts.c (handle_option): Search for the original option before
12693 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
12694 var_cond and var_value fields. Use targetm.handle_option to handle
12696 (decode_options): Set target_flags to targetm.default_target_flags.
12697 (print_filtered_help): Make global. Handle CL_TARGET.
12698 (option_enabled): New function.
12699 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
12700 (display_target_options, set_target_switch, print_switch_values)
12701 (default_pch_valid_p): Guard uses of target_switches with
12702 #ifdef TARGET_SWITCHES. Also...
12703 (display_target_options): Display the CL_TARGET entries in cl_options.
12704 (set_target_option): Don't complain about the "" option when
12705 TARGET_SWITCHES is undefined.
12706 (print_switch_values): Use option_enabled.
12707 (default_pch_valid_p): Check cl_options[] when looking for something
12708 that has changed the value of target_flags.
12709 * c.opt: Remove documentation from top of file.
12710 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
12711 * doc/sourecebuild.texi: Refer to the new options documentation
12712 instead of c.opt. Document machine-specific .opt files.
12713 * doc/tm.texi (target_flags): Say that this variable is declared
12715 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
12716 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
12718 * doc/options.texi: New file.
12720 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12722 PR middle-end/18628
12723 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
12726 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12729 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
12730 temporary variable of pointer type if an lvalues is required.
12731 (gimplify_modify_expr_rhs): Request an rvalue from it.
12732 (gimplify_expr): Pass fallback on.
12734 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12736 * cfgbuild.c: Update comments.
12738 2005-03-14 Roger Sayle <roger@eyesopen.com>
12740 PR rtl-optimization/17236
12741 * optabs.c (expand_doubleword_mult): New helper function split out
12742 from expand_binop. Permute the order in which instructions are
12743 emitted to minimize the number of simultaneously live registers.
12744 (expand_binop): Call expand_doubleword_mult to synthesize a double
12745 word multiplication.
12747 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12749 * basic-block.h: Update the prototypes of cached_make_edge and
12751 * cfg.c (cached_make_edge): Take edge_cache representing one
12752 row of the adjacency matrix of edges.
12753 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
12754 (make_edges): Initialize edge_cache to represent one row of
12755 the adjacency matrix of edges.
12757 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12759 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
12761 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
12762 Remove unused removed_phis variable.
12763 (conditional_replacement): Use build1/build2.
12764 (abs_replacement): Use last_and_only_stmt and build1/build2.
12766 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12768 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
12769 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
12770 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
12771 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
12772 * c-common.c (handle_novops_attribute): New function.
12773 (c_common_attribute_table): Add "no vops" entry.
12774 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
12775 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
12776 * tree-ssa-operands.c (get_call_expr_operands): Do not
12777 create virtual operands for calls with ECF_NOVOPS flag.
12778 * tree.h (DECL_IS_NOVOPS): New macro.
12779 (struct tree_decl): Add novops_flag.
12780 (ECF_NOVOPS): New constant.
12782 2005-03-14 Uros Bizjak <uros@kss-loka.si>
12785 * config/i386/i386.c (x86_use_himode_fiop): New.
12786 (x86_use_simode_fiop): Rename from x86_use_fiop.
12787 * config/i386/i386.h (x86_use_himode_fiop): Declare.
12788 (TARGET_USE_HIMODE_FIOP): New.
12789 (x86_use_simode_fiop): Rename from x86_use_fiop.
12790 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
12792 * config/i386/i386.md (X87MODEI12): New mode macro define.
12793 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
12794 to implement x87 FP compare with HImode input operands.
12795 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
12796 Use X87MODEI12 mode macro to handle HImode input operands.
12797 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
12798 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
12799 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
12800 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
12801 macro to implement x87 operators with HImode input operands.
12802 (fop splitters): Use X87MODEI12 mode macro to handle HImode
12805 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12807 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
12809 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
12810 constants invariant.
12812 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12814 * basic-block.h (BB_VISITED): Removed.
12815 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
12817 2005-03-14 Falk Hueffner <falk@debian.org>
12820 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
12822 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12824 * ggc-zone.c: Fix comment typos.
12826 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
12827 stringpool.c, config/mips/mips-protos.h: Update copyright.
12829 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12831 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
12832 throughout with its typedef, "rtx".
12833 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
12834 (rs6000_tls_symbol_ref_1): Remove inline keyword.
12835 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
12836 regs in comment to match code.
12838 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12840 * except.c (check_handled): Make it static.
12841 * except.h: Remove the corresponding prototype.
12843 * function.c (get_func_frame_size): Make it static.
12844 * function.h: Remove the corresponding type.
12846 * regclass.c (reg_class_superclasses, reg_class_subclasses):
12848 * hard-reg-set.h: Remove the corresponding declarations.
12850 * tree-cfg.c (verify_stmts): Check that
12851 bb_for_stmt (stmt) == bb for every PHI node and statement.
12853 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12855 * config.gcc: Remove excess indentation.
12856 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
12858 2005-03-13 Roger Sayle <roger@eyesopen.com>
12860 PR middle-end/19331
12861 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
12862 * fold-const.c (fold_sign_changed_comparison): Likewise.
12863 (fold_binary): Optimize comparisons against widened operands if
12864 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
12866 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12868 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
12869 (sparc_override_options): Initialize it.
12870 (sparc_struct_value_rtx): Set it on the MEM to be returned.
12872 2005-03-13 David Edelsohn <edelsohn@gnu.org>
12874 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
12875 (reg_or_none500mem_operand): New predicate.
12876 (zero_reg_mem_operand): New predicate.
12877 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
12878 to reg_or_none500mem_operand.
12879 (extendsfdf2_fpr): Add MEM alternative.
12880 (extenddftf2_internal): Change operand2 predicate to
12881 zero_reg_mem_operand.
12883 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12885 * ggc-zone.c: Rewritten.
12887 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
12889 * configure.ac: Define GGC_ZONE for --with-gc=zone.
12890 * config.in: Regenerated.
12891 * configure: Regenerated.
12892 * gengtype.c (write_types_process_field, write_func_for_structure):
12893 Pass new argument to gt_pch_note_object.
12894 * ggc-common.c (struct ptr_data): Add TYPE.
12895 (gt_pch_note_object): Take TYPE argument and save it.
12896 (call_count): Update call to ggc_pch_count_object.
12897 (call_alloc): Update call to ggc_pch_alloc_object.
12898 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
12900 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
12901 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
12902 (ggc_alloc_zone_stat): Delete.
12903 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
12904 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
12905 (ggc_pch_alloc_object): Update prototypes.
12906 (garbage_zone): Delete.
12907 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
12908 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
12910 (tree_id_zone): New variable.
12911 (ggc_alloc_cleared_zone): Remove unused.
12912 (ggc_alloc_zone): Define.
12913 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
12914 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
12915 ggc_alloc_zone_stat.
12916 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
12917 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
12918 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
12919 (make_node_stat): Likewise. Use tree_id_zone.
12921 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12922 Joseph S. Myers <joseph@codesourcery.com>
12924 * configure.ac: Check for MIPS TLS.
12925 * configure: Regenerated.
12926 * config/mips/mips-protos.h (enum mips_symbol_type): Add
12927 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
12928 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
12929 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
12930 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
12931 (mips_classify_symbol, mips_symbolic_constant_p)
12932 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
12933 (mips_tls_operand_p, mips_call_tls_get_addr)
12934 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
12935 (mips_tls_symbol_ref_1): New functions.
12936 (mips_legitimize_address, mips_legitimize_const_move): Call
12937 mips_legitimize_tls_address.
12938 (override_options): Handle V1_REG and TLS symbols. Disable TLS
12940 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
12941 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
12942 (mips_char_to_class): Document V1_REG.
12943 (HAVE_AS_TLS): Provide default.
12944 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
12946 (load_got<mode>): Renamed from *load_got<mode>. Allow when
12948 (tls_get_tp_<mode>): New instruction.
12950 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12952 * configure.ac: Update checks for target tools.
12953 * configure: Regenerated.
12955 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12957 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
12959 2005-03-13 Roger Sayle <roger@eyesopen.com>
12961 * expmed.c (expand_mult): Use synthetic multiplication sequences for
12962 more classes of DImode multiplication by constant. Allow both
12963 multiplication by small negative constants (by performing a
12964 multiplication by a positive constant and negating the result) and
12965 multiplications by large powers of two, by using a left shift.
12967 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12969 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
12970 of basic blocks into work_stack.
12972 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
12973 config/mips/vr.h: Update copyright.
12975 * c-decl.c (c_init_decl_processing): Remove useless calls to
12976 build_function_type.
12978 * builtins.c (fold_trunc_transparent_mathfn,
12979 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
12980 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12981 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
12982 fold_builtin_strcpy, fold_builtin_strncpy,
12983 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
12986 * builtins.c (expand_builtin_mathfn_3): Remove local variable
12989 * lambda-code.c (lambda_compute_auxillary_space): Remove local
12990 variable determinant.
12992 * tree-cfg.c (group_case_labels): Remove local variable type.
12994 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
12997 * tree-ssa-phiopt.c (value_replacement): Remove local variable
13000 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
13003 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13004 (*movmemqi_insn): Delete.
13005 (*movmemhi): Delete.
13007 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13009 * builtins.c (fold_builtin_classify): Take decomposed
13010 arguments of CALL_EXPR.
13011 (fold_builtin_1): Update a call to fold_builtin_classify.
13013 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
13016 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13017 through into call to parser_xref_tag after parse error.
13018 (c_parser_struct_declaration): Consistently return NULL_TREE on
13021 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13023 * tree-flow-inline.h (ref_contains_array_ref): New function.
13024 (lookup_subvars_for_var): Ditto.
13025 (get_subvars_for_var): Ditto.
13026 (var_can_have_subvars): Ditto.
13028 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13029 (struct subvar): New type.
13031 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13033 * tree-optimize.c (init_tree_optimization_passes): Call
13034 pass_create_structure_vars.
13036 * tree-ssa-alias.c: Include vec.h.
13037 (init_alias_info): Don't auto-clear call clobbered on struct-field
13039 (compute_flow_insensitive_aliasing): Handle subvars.
13040 (group_aliases): Handle STRUCT_FIELD aliases.
13041 (setup_pointers_and_addressables): Ditto.
13042 Don't mark variables non-addressable if they still have
13043 addressable subvars.
13044 Also mark subvars addressable when the real variable is marked
13046 (add_pointed_to_var): Try to prune the pointed-to set by only
13047 pointing to subvars when possible.
13048 Otherwise, make sure we set addresses_needed and pt_vars to
13049 properly include subvars.
13050 (bitpos_of_field): New function.
13051 (push_fields_onto_fieldstack): Ditto.
13052 (get_or_create_used_part_for): Ditto.
13053 (create_overlap_variables_for): Ditto.
13054 (find_used_portions): Ditto.
13055 (create_structure_vars): Ditto.
13056 (pass_create_structure_vars): New structure.
13058 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13059 (get_expr_operands): Handle subvars. Also try to turn
13060 COMPONENT_REF accesses into must-defs now that we can accurately
13062 (note_addressable): Try to only mark as addressable those subvars
13063 we know a COMPONENT_REF touches.
13064 (overlap_subvar): New function.
13066 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13067 Handle subvar storing.
13068 (vect_address_analysis): Update caller of vect_object_analysis.
13070 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13072 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13073 (STMT_VINFO_SUBVARS): New macro.
13075 * common.opts: add flag_tree_salias.
13077 * opts.c (decode_options): flag_tree_salias defaults to on.
13079 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13081 * doc/tree-ssa.texi: Document structural alias analysis.
13083 2005-03-12 Steven Bosscher <stevenb@suse.de>
13085 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13086 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13087 * tree-ssa-operands.c (get_expr_operands): Likewise.
13088 (get_expr_operands): Likewise for ERROR_MARK.
13090 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13092 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13095 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13098 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13099 (mark_operand_necessary): Remove local variable ver.
13101 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13102 variable prefix_len.
13104 * value-prof.c (mod_subtract_transform): Remove local variable
13107 * builtins.c (fold_builtin_exponent): Take decomposed
13108 arguments of CALL_EXPR.
13109 (fold_builtin_1): Update a call to fold_builtin_exponent.
13111 * builtins.c (fold_builtin_logarithm): Take decomposed
13112 arguments of CALL_EXPR.
13113 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13115 * c-decl.c (c_init_decl_processing): Remove local variables
13116 ptr_ftype_void and ptr_ftype_ptr.
13118 * gimplify.c (gimplify_expr): Remove local variables r0 and
13121 * reg-stack.c (move_for_stack_reg): Remove local variable
13123 (compare_for_stack_reg): Remove local variable flags_user.
13124 (convert_regs_1): Remove local variable deleted.
13126 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13128 (combine_blocks): Remove local variables exits and new_e.
13130 * tree-inline.c (expand_call_inline): Remove local variable
13133 * tree-ssa-live.c (create_ssa_var_map,
13134 calculate_live_on_entry): Remove local variable snn.
13136 2005-03-12 Geoffrey Keating <geoffk@apple.com>
13138 * c-lex.c (c_lex_with_flags): Add parameter to call to
13141 2005-03-11 Per Bothner <per@bothner.com>
13143 * c-tree.h (struct c_declarator): New id_loc field.
13144 * c-pragma.h (c_lex_with_flags): Take position reference.
13145 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
13146 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
13147 (c_lex): Pass dummy location to c_lex_with_flags.
13148 * c-parser.c (c_lex_one_token): Set c_token's location using
13149 c_lex_with_flags, instead of input_location, which might be "ahead".
13150 (c_parser_direct_declarator): Set declarator's id_loc from
13152 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13153 declarator's id_loc, rather than probably-imprecise input_location.
13154 (build_id_declarator): Initialize c_declarator's id_loc field.
13156 2005-03-11 Roger Sayle <roger@eyesopen.com>
13158 PR middle-end/20419
13159 * builtins.c (expand_builtin_signbit): Force the signbit's word
13160 into an integer register to avoid SUBREGs of floating point modes.
13162 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13164 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
13165 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
13166 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
13167 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
13169 2005-03-11 David Edelsohn <edelsohn@gnu.org>
13171 PR rtl-optimization/20306
13172 * expr.c (emit_move_complex): Set try_int false if mode is
13173 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
13174 emit_block_move if try_int is true.
13176 2005-03-11 Richard Henderson <rth@redhat.com>
13179 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
13180 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
13183 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13185 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
13186 (TARGET_FIX_VR4130): New macro.
13187 (TARGET_OPTIONS): Add -mfix-vr4130.
13188 (ISA_HAS_MACCHI): New macro.
13189 (ASM_SPEC): Add -mfix-vr4130.
13190 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
13191 (override_options): Handle mips_fix_vr4130_string.
13192 (mips_avoid_hazards): Clear all_noreorder_p
13193 if we're working around VR4130 errata and the macc alternatives
13195 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
13196 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
13197 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
13198 (MULTILIB_DEFAULTS): Remove leading "march=".
13199 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
13200 if no architecture option is given.
13201 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
13203 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
13204 * doc/invoke.texi: Document -mfix-vr4130.
13206 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13208 * config/mips/mips.c (override_options): Only warn about -mint64
13209 deprecation if TARGET_INT64.
13211 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13213 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
13214 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
13215 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
13216 are non-specific regarding the nonnull parameter positions.
13217 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13218 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
13219 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
13220 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
13222 * builtins.def: Use the non-specific "nonnull" attibute lists.
13224 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13226 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13227 single_pred_edge, single_succ, single_pred): Improve comments.
13229 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13231 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13232 single_pred_edge, single_succ, single_pred): New inline functions.
13233 * bb-reorder.c (rotate_loop, find_traces_1_round,
13234 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
13235 duplicate_computed_gotos): Use the single_succ/pred functions.
13236 * cfganal.c (forwarder_block_p): Ditto.
13237 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
13238 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13239 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
13240 merge_seq_blocks): Ditto.
13241 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
13242 * cfglayout.c (fixup_reorder_chain): Ditto.
13243 * cfgloop.c (mark_single_exit_loops, update_latch_info,
13244 canonicalize_loop_headers, verify_loop_structure): Ditto.
13245 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
13246 mfb_update_loops, create_preheader, force_single_succ_latches,
13247 create_loop_notes): Ditto.
13248 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13249 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
13250 commit_one_edge_insertion, purge_dead_edges,
13251 cfg_layout_can_merge_blocks_p): Ditto.
13252 * except.c (sjlj_emit_function_enter): Ditto.
13253 * flow.c (init_propagate_block_info): Ditto.
13254 * function.c (thread_prologue_and_epilogue_insns): Ditto.
13255 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
13256 insert_insn_end_bb): Ditto.
13257 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
13258 find_if_case_2): Ditto.
13259 * lambda-code.c (perfect_nestify): Ditto.
13260 * lcm.c (optimize_mode_switching): Ditto.
13261 * loop-doloop.c (doloop_modify): Ditto.
13262 * loop-init.c (loop_optimizer_init): Ditto.
13263 * loop-iv.c (simplify_using_initial_values): Ditto.
13264 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13265 * loop-unswitch.c (unswitch_loop): Ditto.
13266 * modulo-sched.c (generate_prolog_epilog): Ditto.
13267 * predict.c (combine_predictions_for_insn, estimate_probability,
13268 tree_estimate_probability, last_basic_block_p,
13269 estimate_bb_frequencies): Ditto.
13270 * profile.c (branch_prob): Ditto.
13271 * regrename.c (copyprop_hardreg_forward): Ditto.
13272 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
13273 * tracer.c (layout_superblocks): Ditto.
13274 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
13275 cfg_remove_useless_stmts_bb, cleanup_control_flow,
13276 cleanup_control_expr_graph, disband_implicit_edges,
13277 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
13278 tree_verify_flow_info, tree_make_forwarder_block,
13279 tree_forwarder_block_p, remove_forwarder_block,
13280 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
13281 * tree-if-conv.c (tree_if_conversion): Ditto.
13282 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13283 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
13284 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
13285 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13286 copy_loop_headers): Ditto.
13287 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
13288 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
13289 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
13290 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
13291 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
13292 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
13293 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
13294 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
13295 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
13296 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
13297 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
13298 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
13299 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13300 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
13301 slpeel_add_loop_guard): Ditto.
13303 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
13305 PR tree-optimization/15784
13306 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13309 * stmt.c (expand_case): Don't change index_type. Convert minval
13310 to the proper type.
13312 PR tree-optimization/20130
13313 * fold-const.c (fold): Fold x * -1 into -x.
13315 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
13317 PR rtl-optimization/20331
13318 * rtlanal.c (modified_between_p): Check its address first for MEM.
13319 (modified_in_p): Likewise.
13321 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
13323 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
13325 2005-03-10 Steven Bosscher <stevenb@suse.de>
13327 * expr.c (expand_expr_real_1): If possible, use a conditional
13328 move for expanding MIN_EXPR and MAX_EXPR.
13329 Use temp for moving around rtx-en.
13331 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
13334 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
13337 2005-03-10 Roger Sayle <roger@eyesopen.com>
13339 * builtins.c (expand_builtin_signbit): Extend to handle floating
13340 point modes wider than the largest integer type, using the
13341 operand_subword_force function to obtain the signbit's word.
13343 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13346 * combine.c (try_combine): If recog_for_combine added CLOBBERs
13347 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13349 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
13351 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
13353 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
13355 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
13357 (perform_edge_inserts): Unconditionally call
13358 free_dominator_info.
13360 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
13362 2005-03-10 Bob Wilson <bob.wilson@acm.org>
13364 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
13366 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
13368 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
13370 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
13372 (rtl_register_value_prof_hooks,
13373 tree_value_profile_transformations,
13374 tree_register_value_prof_hooks): Likewise.
13375 * var-tracking.c (stack_adjust_offset_pre_post,
13376 variable_htab_free, variable_union, dataflow_set_different_2,
13377 count_uses, variable_was_changed, set_frame_base_location,
13378 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
13379 vt_add_function_parameters): Likewise.
13380 * varasm.c (named_section_real, named_section, make_decl_rtl,
13381 asm_emit_uninitialised, assemble_integer, decode_addr_const,
13382 const_hash_1, compare_constant, copy_constant, force_const_mem,
13383 output_constant_pool_2, output_constant_pool_1, output_constant,
13384 output_constructor, make_decl_one_only, decl_tls_model,
13385 default_no_named_section, default_elf_select_section_1,
13386 default_unique_section_1): Likewise.
13387 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
13388 * vmsdbgout.c (addr_const_to_string): Likewise.
13391 * function.c (struct assign_parm_data_one): Remove last_named
13393 (assign_parm_find_data_types): Don't determine last_named.
13394 Reorder named_parm determination.
13395 (assign_parms): Only setup varargs on the last non-varadic
13398 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
13400 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
13401 sda base address on medium model.
13403 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
13405 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
13406 * cfgloop.c (flow_loop_nodes_find): Export.
13407 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
13409 * cfgloopmanip.c (fix_loop_structure): New function.
13410 * predict.c (predict_loops): Clean up the loops information.
13411 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
13412 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
13414 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
13415 (rewrite_into_loop_closed_ssa): Declaration changed.
13416 * tree-loop-linear.c (linear_transform_loops): Add argument to
13417 rewrite_into_loop_closed_ssa call.
13418 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13419 * tree-ssa-loop-im.c (move_computations): Ditto.
13420 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
13421 * tree-vectorizer.c (vectorize_loops): Ditto.
13422 * tree-optimize.c: Include cfgloop.h.
13423 (execute_todo): Choose whether to call cleanup_tree_cfg or
13424 cleanup_tree_cfg_loop.
13425 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
13426 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
13427 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
13428 cleanup_tree_cfg_loop call.
13429 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
13430 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
13431 work on part of cfg.
13433 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13435 PR inline-asm/20314
13436 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
13437 with multiple alternatives.
13439 * stmt.c (parse_output_constraint): Fix a typo.
13441 2005-03-09 Bob Wilson <bob.wilson@acm.org>
13443 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
13444 assembly directive instead of deprecated "no-generics".
13446 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
13448 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13449 for non-offsettable memory references to cope with outstanding reload
13451 * config/s390/s390.md ("reload_outti"): Call find_replacement to
13452 avoid losing outstanding address reloads.
13453 ("reload_outdi", "reload_outdf"): Likewise.
13455 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13457 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
13458 code. Add more cbrt transformations.
13460 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13462 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
13464 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13466 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
13467 NULL_TREE when a given tree is not simplified.
13468 (fold): Return the original tree when any of the functions
13469 mentioned above NULL_TREE.
13471 * fold-const.c (fold_unary, fold_binary): Take decomposed
13472 arguments, code, type, op0, and op1 in case of fold_binary.
13473 (fold): Update calls to fold_unary and fold_binary.
13475 2005-03-09 Roger Sayle <roger@eyesopen.com>
13477 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
13478 a fndecl and an arglist instead of a CALL_EXPR, exp.
13480 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13482 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
13484 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
13486 * expr.c (expand_assignment): Remove orig_to_rtx.
13488 * fold-const.c (int_const_binop): Remove no_overflow.
13490 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13492 * loop-iv.c (get_biv_step_1): Remove lhs.
13494 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
13496 * real.c (real_nan): Remove neg.
13498 * function.c (thread_prologue_and_epilogue_insns): Remove i
13501 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
13504 * tree-eh.c (tree_could_trap_p): Remove idx.
13506 * tree-into-ssa.c (ann): Remove ann.
13508 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
13510 * tree-sra.c (decide_block_copy): Remove inst_count.
13512 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
13514 * tree-ssa-loop-im.c (lhs): Remove.
13516 * cfgbuild.c (state, STATE, SET_STATE,
13517 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
13519 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
13520 (find_basic_blocks): Set the state of each basic block to
13523 2005-03-08 Jeff Law <law@redhat.com>
13525 * tree-cfg.c (cleanup_control_flow): If removal of a computed
13526 goto results in the removal of edges in the CFG, then we need
13527 to recompute dominators.
13529 2005-03-09 Ben Elliston <bje@au.ibm.com>
13531 * c-common.c (c_do_switch_warnings): Comment fix.
13533 2005-03-08 Julian Brown <julian@codesourcery.com>
13535 * Patch from 2005-03-08 reverted for causing regressions and
13536 ppc-darwin bootstrap failure.
13538 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
13540 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
13541 Define the real function for ppc-darwin.
13542 * c-typeck.c (convert_arguments): Check for target-specific
13543 invalid argument call to unprototyped function.
13544 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
13546 * target.h (invalid_arg_for_unprototyped_fn): New field
13548 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
13549 default target hook.
13550 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
13553 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13555 * c-typeck.c (constructor_stack, constructor_range_stack,
13556 initializer_stack): Make them static.
13558 * cfg.c (rbi_pool): Make it static.
13560 * gimple-low.c (lower_stmt_body): Make it static.
13561 * tree-flow.h: Remove the corresponding prototype. Don't
13562 declare lower_data.
13564 * sched-deps.c (cache_size): Make it static.
13566 * stor-layout.c (lang_adjust_rli): Make it static.
13568 2005-03-08 Julian Brown <julian@codesourcery.com>
13570 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13571 from being used for symbols with vague linkage when
13572 HAVE_GAS_COMDAT_GROUP is true.
13574 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
13576 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
13577 nlabel == JUMP_LABEL (jump).
13579 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13581 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
13582 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
13583 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
13584 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
13586 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
13589 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
13590 * c-common.c (handle_returns_twice): New function.
13591 (c_common_attribute_table): Declare eturns_twice' attribute.
13592 * doc/extend.texi: Document eturns_twice' attribute.
13593 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
13594 (struct tree_decl): Add returns_twice_flag.
13596 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13598 * tree-ssa-phiopt.c: Fix a comment typo.
13600 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
13601 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
13602 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
13605 2005-03-08 Richard Henderson <rth@redhat.com>
13607 * config/alpha/alpha.c (code_for_builtin): Replace special-case
13608 builtin codes with ctzdi2, clzdi2, popcountdi2.
13609 (struct alpha_builtin_def): Add is_const.
13610 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
13611 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
13612 (alpha_init_builtins): Init them. Set nothrow and const attributes
13614 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
13615 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
13616 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
13617 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
13618 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
13619 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
13620 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
13621 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
13622 (TARGET_FOLD_BUILTIN): New.
13623 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
13624 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
13626 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
13628 2005-03-08 Ira Rosen <irar@il.ibm.com>
13630 PR tree-optimization/20122
13631 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
13632 condition of access function instead of base.
13634 2005-03-07 Jeff Law <law@redhat.com>
13635 Steven Bosscher <stevenb@suse.de>
13637 * tree-cfg.c (find_taken_edge_computed_goto): New function.
13638 (find_taken_edge): Call find_taken_edge_computed_goto as
13639 appropriate. Allow any gimple invariant rather than just
13640 INTEGER_CST for VAL.
13641 (cleanup_control_flow): Cleanup a computed goto which has turned
13642 into a simple goto.
13643 (tree_merge_blocks): If block B has any forced labels, move
13644 them to the start of block A.
13645 * tree-ssa-dom.c (thread_across_edge): Allow threading across
13646 computed gotos as well.
13647 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
13648 removal of unnecessary computed gotos too.
13649 (lookup_redirection_data): Fix type of INSERT argument. Callers
13652 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13654 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
13655 Remove trailing spaces.
13657 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
13658 unshare_all_trees): Make them static.
13659 * tree-gimple.h: Remove the corresponding prototypes.
13661 * diagnostic.h: Remove unused prototype
13662 debug_output_buffer.
13663 * modulo-sched.c: Remove unused prototype
13664 set_row_column_for_ps.
13666 * tree-ssa-phiopt.c (tree_ssa_phiopt,
13667 replace_phi_edge_with_variable): Remove unused variable i.
13669 2005-03-07 Per Bothner <per@bothner.com>
13671 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
13673 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
13676 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
13677 bbs on the COND_EXPR instead of the PHI_NODEs.
13678 (candidate_bb_for_phi_optimization): Remove.
13679 (replace_phi_with_stmt): Rename to ...
13680 (replace_phi_edge_with_variable): this and change so that we
13681 replace the phi argument instead of removing the PHI.
13682 (conditional_replacement): Change so we deal with PHI with more
13683 than two arguments.
13684 (value_replacement): Likewise.
13685 (abs_replacement): Likewise.
13687 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
13689 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
13690 output_e500_flip_gt_bit.
13692 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
13694 (rs6000_generate_compare): Fix logic to look at the correct bits.
13695 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
13697 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
13698 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
13699 gen_move_from_CR_gt_bit.
13701 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
13702 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
13703 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
13705 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
13706 (E500_CR_IOR_COMPARE): New constant.
13708 2005-03-08 Earl Chew <earl_chew@agilent.com>
13709 David Billinghurst <David.Billinghurst@riotinto.com>
13711 * config/i386/host-cygwin.c: New file to support precompiled
13713 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
13714 * config.host: Use above files for cygwin host.
13716 2005-03-07 David Edelsohn <edelsohn@gnu.org>
13718 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
13719 ordering ops from earlier change.
13721 2005-03-07 Per Bothner <per@bothner.com>
13723 Various fixes to allow us to again build if --enable-mapped-location:
13724 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
13725 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
13726 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
13727 local variable loc. Change logic appropriately.
13728 * tree-vect-transform.c (vect_finish_stmt_generation): Use
13729 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
13730 * c-parser.c (c_parser_for_statement): Initialize loc variable.
13731 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
13732 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
13734 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
13736 PR rtl-optimization/19683
13737 * reload1.c (choose_reload_regs): Pass the number of bits, not the
13738 number of bytes, to smallest_int_for_mode. Fix arguments to
13739 REG_CANNOT_CHANGE_MODE_P.
13741 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13743 * reorg.c (relax_delay_slots): Check that the jump is
13744 conditional before trying to invert it.
13746 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13748 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
13751 * calls (stack_arg_under_construction): Make it static.
13753 * flow.c (regs_live_at_setjmp): Make it static.
13754 * flow.h: Remove the corresponding prototype.
13756 * reload1.c (reload_startobj, reload_firstobj,
13757 something_needs_operands_changed, reload_inherited,
13758 reload_inheritance_insn, reload_override_in,
13759 reload_spill_index): Make them static.
13761 * recog.c (verify_changes): Make it static.
13762 * recog.h: Remove the corresponding prototype.
13764 * cfgbuild.c (find_sub_basic_blocks): Remove.
13765 * basic-block.h: Remove the corresponding prototype.
13766 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
13768 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
13770 * tree-ssa-operands.c (check_build_stmt): Remove.
13772 * stor-layout.c (set_alignment): Remove.
13773 * tree.h: Remove the corresponding prototype.
13775 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
13777 * tree-ssa-dce.c (control_dependence_map,
13778 visited_control_parents): Make them static.
13780 * cfghooks.c (verify_flow_info): Remove local variable
13783 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
13786 * loop-unswitch.c (unswitch_loop): Remove local variable src.
13788 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
13790 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
13792 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
13794 * config/ia64/hpux.h (LINK_SPEC): Add -z.
13795 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
13796 PARALLEL for an empty structure.
13798 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13800 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
13802 * fold-const.c (fold_binary): Unroll the very first "for"
13805 2005-03-06 David Edelsohn <edelsohn@gnu.org>
13807 * config/rs6000/predicates.md (branch_comparison_operator): Remove
13808 redundant match_code test.
13809 (scc_comparison_operator): Swap match_operand and match_code
13811 (branch_positive_comparison_operator): Same.
13812 (trap_comparison_operator): Use comparison_operator and swap with
13815 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
13818 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
13819 (out_movhi_r_mr): Read low byte of volatile MEM first.
13820 (out_movhi_mr_r): Write high byte of volatile MEM first.
13822 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13824 * cselib.c (reg_values, reg_values_size): Make them static.
13826 * cse.c (cse_reg_info_table): Make it static.
13828 * fold-const.c (fold_unary): Use build1 instead of copy_node.
13830 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
13832 * cse.c (find_best_addr): Use canon_for_address.
13834 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13836 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
13837 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
13838 SUBREG and MEM, respectively.
13840 * fold-const.c (fold_binary): Use code instead of t.
13842 * fold-const.c (optimize_minmax_comparison): Take decomposed
13843 arguments code, type, op0, and op1 instead of t.
13844 (fold_binary): Update a call to optimize_minmax_comparison.
13846 * fold-const.c (fold_range_test): Take decomposed arguments
13847 code, type, op0, and op1 instead of t.
13848 (fold_binary): Update a call to fold_range_test.
13850 * fold-const.c (fold_binary_op_with_conditional_arg): Take
13851 decomposed arguments code, type, op0, and op1 instead of t.
13852 (fold_binary): Update a call to fold_range_test.
13854 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13856 * fold-const.c (fold_binary): Avoid directly using the original
13857 expression t as much as possible.
13859 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13861 * c-semantics.c (build_stmt): Use TYPE_P instead of
13862 IS_NON_TYPE_CODE_CLASS.
13863 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
13864 (NON_TYPE_CHECK): Use TYPE_P instead of
13865 IS_NON_TYPE_CODE_CLASS.
13867 * fold-const.c (fold): Remove handling of binary expressions.
13869 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
13871 * doc/c-tree.texi: Wrap comments in @r{}.
13872 * doc/cpp.texi: Likewise.
13873 * doc/cppinternals.texi: Likewise.
13874 * doc/extend.texi: Likewise.
13875 * doc/md.texi: Likewise.
13876 * doc/objc.texi: Likewise.
13877 * doc/sourcebuild.texi: Likewise.
13878 * doc/tm.texi: Likewise.
13879 * doc/tree-ssa.texi
13881 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13883 * predict.c (apply_return_prediction): Standardize PHI chain
13885 * tree-ssa.c (ssa_redirect_edge): Likewise.
13887 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
13888 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
13891 * tree-phinodes.c (remove_phi_node): Drop the last argument.
13892 * tree-flow.h: Adjust the prototype for remove_phi_node.
13893 * lambda-code.c (perfect_nestify): Adjust a call to
13896 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
13897 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
13899 * tree-ssa-dce.c (remove_dead_phis): Likewise.
13900 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
13901 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
13902 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
13904 * combine.c (simplify_and_const_int): Use gen_int_mode instead
13905 of GEN_INT (trunc_int_for_mode (...)).
13906 * loop-iv.c (iv_number_of_iterations): Likewise.
13907 * postreload.c (reload_cse_move2add): Likewise.
13908 * simplify-rtx.c (simplify_const_unary_operation,
13909 simplify_const_binary_operation): Likewise.
13910 * stor-layout.c (get_mode_bounds): Likewise.
13912 * fold-const.c (fold_binary): New.
13913 (fold): Call fold_binary on binary expressions.
13915 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
13917 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
13918 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
13919 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
13920 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
13921 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
13923 2005-03-04 Devang Patel <dpatel@apple.com>
13925 PR tree-optimization/18815
13926 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13927 loops with zero exit edges.
13929 2005-03-04 Devang Patel <dpatel@apple.com>
13931 * doc/invoke.texi: Remove reference to webpage that does not exist.
13933 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
13934 Joseph S. Myers <joseph@codesourcery.com>
13937 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
13938 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
13939 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
13940 * pa.c (get_plabel): Change argument to symbol_ref. Call
13941 maybe_get_identifier instead of get_identifier.
13942 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
13943 (struct deferred_plabel): Replace name field with symbol field.
13944 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
13945 ASM_OUTPUT_EXTERNAL_REAL is defined.
13946 (output_global_address): Use output_addr_const for output of all
13948 (output_deferred_plabels): Use symbol_ref instead of name for address
13950 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
13951 ASM_OUTPUT_SYMBOL_REF): New macros.
13952 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
13954 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
13957 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
13959 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
13960 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
13962 2005-03-04 Jeff Law <law@redhat.com>
13964 * basic-block.h (rediscover_loops_after_threading): Declare.
13965 * tree-ssa-dom.c: Include cfgloop.h.
13966 (tree_ssa_dominator_optimize): Discover loops and some basic
13967 properties. Remove forwarder blocks recreated by loop header
13968 canonicalization. Also mark backedges in the CFG.
13969 * tree-ssa-threadupdate.c: Include cfgloop.h
13970 (rediscover_loops_after_threading): Define.
13971 (struct local_info): New field, JUMP_THREADED.
13972 (prune_undesirable_thread_requests): New function.
13973 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
13974 then record that fact for the callers of redirct_edges.
13975 (thread_block): If BB has incoming backedges, then call
13976 prune_undesirable_thraed_requests. Note when we are
13977 going to have to rediscover loop information. Return a
13978 boolean indicating if any jumps were threaded.
13979 (thread_through_all_blocks): Bubble up boolean indicating
13980 if any jumps were threaded.
13981 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
13982 (tree-ssa-threadupdate.o): Similarly.
13984 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13986 * fold-const.c (fold_ternary): Unroll the "for" loop to
13989 2005-03-04 Andrew Haley <aph@redhat.com>
13991 * unwind-dw2-fde-glibc.c (struct
13992 unw_eh_callback_data.check_cache): New field.
13993 (frame_hdr_cache): New.
13994 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
13995 Cache frame header info.
13997 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
13999 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14000 (print_c_condition): Declare.
14001 * read-rtl.c (ptr_loc): New structure.
14002 (ptr_locs, ptr_loc_obstack, joined_conditions)
14003 (joined_conditions_obstack): New variables.
14004 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14005 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14006 (join_c_conditions, print_c_condition): New functions.
14007 (apply_macro_to_string): Associate the new string with the same
14008 source location as the old one.
14009 (add_condition_to_string): Use join_c_conditions.
14010 (read_string): Use set_rtx_ptr_loc to record a filename and line
14011 number for the string.
14012 (read_rtx): Initialize the new variables above.
14013 * genattrtab.c (write_test_expr, write_attr_value): Use
14015 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
14016 comment above the GCC_VERSION check.
14017 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14018 Inline the definition of MAYBE_EVAL.
14019 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14020 * genoutput.c (process_template): Likewise.
14021 * genpreds.c (write_predicate_subfunction): Likewise.
14022 (write_predicate_expr): Use print_c_condition.
14023 * genrecog.c (write_cond): Likewise.
14024 * gensupport.c (process_rtx): Use join_c_conditions to join the
14025 conditions of a define_insn_and_split. Record a source location
14026 for the string after the "&&".
14027 (alter_test_for_insn): Use join_c_conditions.
14029 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14032 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14033 PR tree-optimization/15784
14034 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14037 2005-03-04 Ben Elliston <bje@au.ibm.com>
14039 * gcc.c (option_map): Add --coverage.
14040 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14041 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14042 * config/darwin.h: Pass -lgcov for `coverage'.
14043 * doc/invoke.texi (Debugging Options): Document --coverage.
14045 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14047 * gcse.c (bypass_block): Use find_edge wherever possible.
14049 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14053 * c-opts.c (c_common_parse_file): Call start_source_file
14054 and end_source_file at the approriate times.
14056 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14057 the main file, it will be done for us now.
14059 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14061 * fold-const.c (fold_ternary): New.
14062 (fold): Call fold_ternary on ternary expressions. Remove
14063 handling of ternary expressions.
14065 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14067 PR tree-optimization/15784
14068 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14071 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14073 * config/rs6000/predicates.md (branch_comparison_operator):
14074 Convert from C block to conditional format.
14076 2005-03-03 Jan Hubicka <jh@suse.cz>
14078 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14079 and non-constant public variables.
14081 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14083 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14086 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14089 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14090 calls to release_ssa_name and release_phi_node.
14092 * fold-const.c (fold): Remove handling of unary expressions.
14094 * fold-const.c (fold_unary): Avoid directly using the original
14095 expression t as much as possible.
14097 2005-03-03 Roger Sayle <roger@eyesopen.com>
14098 Andrew Pinski <pinskia@physics.uc.edu>
14100 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14101 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14103 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14105 Describe special registers SRP and MOF as allocatable registers.
14106 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14107 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14108 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14109 TARGET_HAS_MUL_INSNS.
14110 (cris_print_operand) <case 'd'>: New case.
14111 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14112 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14114 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14115 (REG_ALLOC_ORDER): Update for MOF.
14116 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14118 (GENERAL_REGS): No longer a define of ALL_REGS.
14119 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14120 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14121 Adjust accordingly.
14122 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14123 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14124 (SECONDARY_RELOAD_CLASS): Define.
14125 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14126 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14127 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14128 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14129 (REGISTER_MOVE_COST): Define.
14130 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14131 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14132 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14133 (CRIS_MOF_REGNUM): New define_constants.
14134 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14136 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
14138 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
14139 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
14140 Adjust for MOF being properly described as a register.
14141 (indir_to_reg_split): Name this split. Conditionalize on the
14142 destination register being a general register.
14143 (movei): Conditionalize on on operands 0 and 1 having the same
14146 2005-03-03 Alan Modra <amodra@bigpond.net.au>
14149 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
14150 -mcpu to override any other explicitly given flags.
14152 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
14154 * recog.c (verify_changes, confirm_change_group): New functions,
14155 broken out of apply_change_group.
14156 (apply_change_group): Use them.
14157 * recog.h (verify_change, confirm_change_group): Declare.
14158 * rtl.h (redirect_jump_2): Declare.
14159 * jump.c (redirect_exp, invert_exp): Delete.
14160 (invert_exp_1): Take second parameter. Return value. Changed caller.
14161 (redirect_jump_2): New function, broken out of redirect_jump.
14162 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
14163 (invert_jump): Use invert_jump_1 and redirect_jump_2.
14164 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
14166 2005-03-02 Geoffrey Keating <geoffk@apple.com>
14168 * varasm.c (named_section): Use xstrdup rather than doing it by
14171 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
14173 2005-03-02 Devang Patel <dpatel@apple.com>
14175 Undo PR tree-optimization/18815 fix.
14177 2005-03-02 Devang Patel <dpatel@apple.com>
14179 PR tree-optimization/18815
14180 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14181 loops with zero exit edges.
14183 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14185 * cfg.c (connect_src, connect_dest, disconnect_src,
14186 disconnct_dest): New.
14187 (unchecked_make_edge, remove_edge, redirect_edge_succ,
14188 redirect_edge_pred): Use the new functions.
14190 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
14191 free_dominance_info only when needed.
14193 2005-03-02 David Edelsohn <edelsohn@gnu.org>
14196 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
14197 (reg_or_sub_cint64_operand): Same.
14199 2005-03-02 Jeff Law <law@redhat.com>
14201 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
14202 CFG_ALTERED in the main DOM iteration loop.
14204 2005-03-02 Mark Mitchell <mark@codesourcery.com>
14207 * varasm.c (initializer_constant_valid_p): Allow conversions
14208 between OFFSET_TYPEs. Tidy.
14210 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
14212 * config/cris/cris.md ("return"): Remove epilogue delay list
14215 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
14217 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
14219 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
14221 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14223 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
14224 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
14225 config/m68k/m68k.c, config/mips/mips.h,
14226 config/rs6000/rs6000-protos.h, doc/contrib.texi,
14227 doc/include/gcc-common.texi: Update copyright.
14229 PR middle-end/18029 and PR middle-end/18030
14230 * expr.c (optimize_bitfield_assignment_op): Add a special case
14231 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
14233 * fold-const.c (fold_unary): New.
14234 (fold): Call fold_unary on unary expressions.
14236 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
14238 * cgraph.h (struct cgraph_edge): Add prev_caller and
14239 prev_callee fields.
14240 (cgraph_node_remove_callees): Export.
14241 * cgraph.c (cgraph_create_edge): Initialize prev_caller
14243 (cgraph_edge_remove_callee): New function.
14244 (cgraph_edge_remove_caller): Likewise.
14245 (cgraph_remove_edge): Use.
14246 (cgraph_redirect_edge_callee): Likewise.
14247 (cgraph_node_remove_callees): New function.
14248 (cgraph_node_remove_callers): Likewise.
14249 (cgraph_remove_node): Use.
14250 * tree-optimize.c (tree_rest_of_compilation): Use
14251 cgraph_node_remove_callees instead of manual loop.
14252 * cgraphunit.c (cgraph_finalize_function): Likewise.
14253 (cgraph_expand_function): Likewise.
14254 (cgraph_remove_unreachable_nodes): Likewise.
14256 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
14259 * c-tree.h (undeclared_variable, build_external_ref): Add extra
14261 * c-decl.c (undeclared_variable): Take location as argument.
14262 * c-typeck.c (build_external_ref): Likewise.
14263 * c-parser.c (c_parser_postfix_expression): Pass location of
14264 identifier to build_external_ref.
14266 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14268 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
14269 CCEQ mode for branch_positive_comparison_operator test.
14270 * config/rs6000/predicates (branch_comparison_operator): Revert to
14272 (scc_comparison_operator): Same.
14273 (branch_positive_comparison_operator): Same.
14275 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
14277 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
14278 (cris_delay_slots_for_epilogue): Remove.
14279 (save_last): Move into cris_target_asm_function_epilogue.
14280 (cris_target_asm_function_epilogue): Remove tests for file being
14282 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
14283 (cris_delay_slots_for_epilogue): Remove prototypes.
14284 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
14285 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
14287 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14289 * config/rs6000/predicates.md (branch_comparison_operator): Change
14290 to define_special_predicate.
14291 (scc_comparison_operator): Same.
14292 (branch_positive_comparison_operator): Same.
14294 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
14296 * Makefile.in (tree-ssa-sink.o): New.
14297 (OBJS-common): Add tree-ssa-sink.o.
14298 * common.opt: Add -ftree-sink
14299 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14300 * timevar.def (TV_TREE_SINK): new timevar.
14301 * tree-flow.h (is_hidden_global_store): Prototype.
14302 * tree-optimize.c (init_tree_optimization_passes): Add
14304 * tree-pass.h (pass_sink_code): New.
14305 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
14306 for non-obvious global store store to is_hidden_global_store, and
14307 call that new function.
14308 * tree-ssa-sink.c: New file.
14309 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
14310 * doc/passes.texi: Document forward store motion.
14311 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
14312 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
14313 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
14314 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
14316 2005-03-01 Per Bothner <per@bothner.com>
14318 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
14319 and we have a non-zero column-number, add it to the message.
14320 Also factor out the diagnostic_kind_text.
14322 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14324 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14325 flow_loop_pre_header_scan, flow_loop_pre_header_find,
14326 flow_loop_scan): Removed.
14327 (flow_loop_dump): Do not dump removed fields.
14328 (flow_loop_free): Do not free removed fields.
14329 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
14330 (loop_exit_edge_p): New function.
14331 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
14332 num_pre_header_edges, entry_edges, num_entries, exit_edges,
14333 num_exits, exits_doms.
14334 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14335 LOOP_EDGES, LOOP_ALL): Removed.
14336 (flow_loop_scan): Declaration removed.
14337 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
14338 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
14340 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
14341 (if_convert): Call flow_loops_find and flow_loops_free
14342 when calling mark_loop_exit_edges.
14343 * cfgloopanal.c (mark_loop_exit_edges): Moved from
14344 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
14345 free_dominance_info calls.
14346 * loop-init.c (flow_loops_find): Ditto.
14347 * passes.c (rest_of_handle_branch_prob): Ditto.
14348 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
14349 * loop-unroll.c (analyze_insns_in_loop): Do not use
14351 * predict.c (predict_loops): Do not call flow_loop_scan.
14352 Use get_loop_exit_edges.
14353 (tree_estimate_probability): Do not pass flags to flow_loops_find.
14354 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
14355 Do not use EDGE_LOOP_EXIT.
14356 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
14357 to bb_with_exit_edge_p.
14358 (if_convertible_loop_p): Do not call flow_loop_scan. Use
14359 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
14360 to bb_with_exit_edge_p.
14361 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
14363 * tree-loop-linear.c (linear_transform_loops): Do not call
14364 flow_loop_scan. Use loop->single_exit.
14365 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
14366 (vect_analyze_loop_form): Do not call flow_loop_scan.
14367 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
14369 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
14371 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
14372 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14373 slpeel_tree_duplicate_loop_to_edge_cfg,
14374 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
14375 Use loop_preheader_edge and loop->single_exit. Do not call
14378 2005-03-01 Nick Clifton <nickc@redhat.com>
14380 * config/arm/arm.c (thumb_find_work_register): Check all of the
14381 argument registers to see if they are free, and a couple of
14382 special cases where the last argument register but can be proved
14383 to be available during the function's prologue.
14384 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
14385 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
14386 thumb_unexpanded_epilogue): Use unsigned long as the type for the
14388 (thumb_compute_save_reg_mask): Likewise. Also use
14389 thumb_find_work_register() to ensure that there is agreement about
14390 which work register is going to be used in the prologue.
14391 (thumb_output_function_prologue): Use unsigned long as the type
14392 for the register bit-mask. Also delay pushing the link register if
14393 other high registers are going to be pushed.
14394 (thumb_compute_save_reg_mask, emit_multi_reg_push,
14395 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
14396 redundant prototypes.
14398 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
14401 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
14402 and after reload in REG+REG indexed addresses without REG_POINTER
14403 set in the base and not set in the index.
14405 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
14407 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
14408 Don't undefine here.
14409 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
14410 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
14411 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14412 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
14413 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
14415 * config.gcc (sh*-*-linux*): Use config/linux.h.
14417 2005-02-28 Dale Johannesen <dalej@apple.com>
14418 Stan Shebs <shebs@apple.com>
14420 Rewrite of 64-bit Darwin structure-by-value pass/return.
14421 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
14422 intoffset, use_stack, named.
14423 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
14424 (rs6000_darwin64_record_arg_advance_flush): New.
14425 (rs6000_darwin64_record_arg_advance_recurse): New.
14426 (rs6000_darwin64_record_arg_flush): New.
14427 (rs6000_darwin64_record_arg_recurse): New.
14428 (rs6000_darwin64_record_arg): New.
14429 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
14430 (function_arg_boundary): Handle 128-bit aligned structs.
14431 (function_arg_advance): Rewrite darwin64 struct handling.
14432 (function_arg): Call rs6000_darwin64_record_arg.
14433 (function_arg_partial_nregs): Handle darwin64 structs.
14434 (rs6000_darwin64_function_value): Remove.
14435 (rs6000_function_value): Call rs6000_darwin64_record_arg.
14437 2005-02-28 Roger Sayle <roger@eyesopen.com>
14439 PR tree-optimization/20216
14440 * tree-chrec.c (tree_fold_factorial): Delete.
14441 (tree_fold_binomial): Change argument list to take a return type
14442 and change the type of K to unsigned int. Rewrite to avoid explicit
14443 evaluation of factorials, and (recursively) calling fold to perform
14444 compile-time arithmetic. Return NULL on (internal) overflow.
14445 (chrec_evaluate): Change type of K to an unsigned int. Avoid
14446 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
14447 if any intermediate calculation overflows.
14448 (chrec_apply): Update call to chrec_evaluate.
14450 2005-02-28 James E Wilson <wilson@specifixinc.com>
14452 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
14454 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
14457 * c-parser.c (c_parser_compound_statement): Return error_mark_node
14458 instead of NULL_TREE on error.
14460 2005-02-28 David Edelsohn <edelsohn@gnu.org>
14462 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
14463 (EASY_VECTOR_15_ADD_SELF): Remove.
14464 (num_insns_constant_wide): Not static.
14465 (validate_condition_mode): Not static.
14466 (toc_relative_expr_p): Not static.
14467 (legitimate_indirect_address_p): Not static.
14468 (macho_lo_sum_memory_operand): Not static.
14469 (invalid_e500_subreg): Not static.
14470 (easy_vector_same): Not static.
14471 (easy_vector_splat_const): Not static.
14472 (RS6000_SYMBOL_REF_TLS_P): Remove.
14473 (any_operand): Delete.
14474 (any_parallel_operand): Delete.
14475 (count_register_operand): Delete.
14476 (altivec_register_operand): Delete.
14477 (xer_operand): Delete.
14478 (s8bit_cint_operand): Delete.
14479 (short_cint_operand): Delete.
14480 (u_short_cint_operand): Delete.
14481 (non_short_cint_operand): Delete.
14482 (exact_log2_cint_operand): Delete.
14483 (gpc_reg_operand): Delete.
14484 (cc_reg_operand): Delete.
14485 (cc_reg_not_cr0_operand): Delete.
14486 (reg_or_short_operand): Delete.
14487 (reg_or_neg_short_operand): Delete.
14488 (reg_or_aligned_short_operand): Delete.
14489 (reg_or_u_short_operand): Delete.
14490 (reg_or_cint_operand): Delete.
14491 (reg_or_arith_cint_operand): Delete.
14492 (reg_or_add_cint64_operand): Delete.
14493 (reg_or_sub_cint64_operand): Delete.
14494 (reg_or_logical_cint_operand): Delete.
14495 (got_operand): Delete.
14496 (got_no_const_operand): Delete.
14497 (easy_fp_constant): Delete.
14498 (easy_vector_constant): Delete.
14499 (easy_vector_constant_add_self): Delete.
14500 (zero_constant): Delete.
14501 (zero_fp_constant): Delete.
14502 (volatile_mem_operand): Delete.
14503 (offsettable_mem_operand): Delete.
14504 (mem_or_easy_const_operand): Delete.
14505 (add_operand): Delete.
14506 (non_add_cint_operand): Delete.
14507 (logical_operand): Delete.
14508 (non_logical_cint_operand): Delete.
14509 (mask_operand): Delete.
14510 (mask_operand_wrap): Delete.
14511 (mask64_operand): Delete.
14512 (mask64_2_operand): Delete.
14513 (and64_operand): Delete.
14514 (and64_2_operand): Delete.
14515 (and_operand): Delete.
14516 (reg_or_mem_operand): Delete.
14517 (lwa_operand): Delete.
14518 (symbol_ref_operand): Delete.
14519 (call_operand): Delete.
14520 (current_file_function_operand): Delete.
14521 (input_operand): Delete.
14522 (rs6000_nonimmediate_operand): Delete.
14523 (rs6000_tls_symbol_ref): Delete.
14524 (save_world_operation): Delete.
14525 (restore_world_operation): Delete.
14526 (load_multiple_operation): Delete.
14527 (store_multiple_operation): Delete.
14528 (vrsave_operation): Delete.
14529 (mfcr_operation): Delete.
14530 (mtcrf_operation): Delete.
14531 (lmw_operation): Delete.
14532 (stmw_operation): Delete.
14533 (branch_comparison_operator): Delete.
14534 (branch_positive_comparison_operator): Delete.
14535 (scc_comparison_operator): Delete.
14536 (trap_comparison_operator): Delete.
14537 (boolean_operator): Delete.
14538 (boolean_or_operator): Delete.
14539 (min_max_operator): Delete.
14540 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
14541 (EASY_VECTOR_15): Moved to here.
14542 (EASY_VECTOR_15_ADD_SELF): Move to here.
14543 (PREDICATE_CODES): Delete.
14544 * config/rs6000/rs6000-protos.h: Delete predicate functions.
14545 Declare functions no longer static.
14546 * config/rs6000/predicates.md: New.
14547 * config/rs6000/rs6000.md: Include predicates.md
14549 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
14551 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
14552 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
14554 * cfgrtl.c (need_fake_edge_p): Likewise.
14555 * combine.c (distribute_notes): Likewise.
14556 * emit-rtl.c (try_split): Likewise.
14557 * recog.c (peephole2_opimize): Likewise.
14558 * reg-notes.def (ALWAYS_RETURN): Remove.
14559 * rtl.h (LCT_ALWAYS_RETURN): Remove.
14560 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
14561 * tree.h (ECF_ALWAYS_RETURN): Remove.
14563 2005-02-28 Roger Sayle <roger@eyesopen.com>
14565 PR middle-end/19874
14566 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
14567 between different machine modes is never a "useless" conversion.
14569 2005-02-28 Geert Bosch <bosch@gnat.com>
14572 * doc/contrib.texi: List contributors for Ada front end
14574 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14576 * simplify-rtx.c (simplify_unary_operation_1,
14577 simplify_const_unary_operation): New, extracted from...
14578 (simplify_unary_operation): ... this one.
14579 (simplify_binary_operation_1,
14580 simplify_const_binary_operation): New, extracted from...
14581 (simplify_binary_operation): ... this one.
14582 * rtl.h (simplify_const_unary_operation,
14583 simplify_const_binary_operation): Add prototypes.
14585 2005-02-28 Julian Brown <julian@codesourcery.com>
14587 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
14588 building libjava and caused PR regression/20228.
14590 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14593 * Makefile.in (host_subdir): New.
14594 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
14595 * configure: Regenerate.
14597 2005-02-27 Zack Weinberg <zack@codesourcery.com>
14599 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
14600 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
14601 installation directory first.
14603 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
14606 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
14607 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
14608 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
14609 * config/cris/cris.md: Tweak comments referring to Q.
14610 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
14611 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
14612 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
14613 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
14614 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
14615 Insert spaces in constraints to align alternatives vertically for
14617 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
14620 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14622 PR rtl-optimization/17728
14623 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
14624 operand 0 from general_operand to move_dest_operand.
14626 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14628 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
14629 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
14630 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
14631 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
14633 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
14635 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
14636 * configure: Regenerate.
14637 * libada-mk.in: Remove CC; rename
14638 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
14640 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
14643 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
14644 for the lhs, also walk over the tree. Likewise for rhs.
14646 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
14648 * tree-ssa-dom.c (simple_iv_increment_p): New function.
14649 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
14650 Do not propagate value of iv before increment over the increment.
14652 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
14654 * c-parser.c: New file.
14655 * c-parse.in: Remove.
14656 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
14658 (c-parser.o): Add dependencies.
14659 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
14660 maintainer-clean, TAGS): Update.
14661 * c-config-lang.in (gtfiles): Update.
14662 * gengtype-lex.l: Don't handle "@@".
14663 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
14664 objc_build_synchronized, objc_begin_try_stmt,
14665 objc_begin_catch_clause, objc_finish_catch_clause,
14666 objc_build_finally_clause, objc_finish_try_stmt): New.
14667 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
14669 (c_parse_init): Update comment.
14670 * c-decl.c (c_init_decl_processing): Update comment.
14671 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14672 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
14673 new c_declspecs members.
14675 2005-02-25 Julian Brown <julian@codesourcery.com>
14677 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14678 from being used for symbols with vague linkage when
14679 HAVE_GAS_COMDAT_GROUP is true.
14681 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14683 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
14685 2005-02-25 Steve Ellcey <sje@cup.hp.com>
14688 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
14689 (LIBGCC2_HAS_DF_MODE): New.
14690 (LIBGCC2_HAS_XF_MODE): New.
14691 (LIBGCC2_HAS_TF_MODE): New.
14692 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14693 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14694 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14695 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14696 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
14697 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
14698 and add _fixtfdi, _fixunstfdi, _floatditf
14699 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
14700 L_fixunstfdi, L_floatditf.
14701 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
14702 (LIBGCC2_HAS_TF_MODE): Define.
14704 2005-02-25 Diego Novillo <dnovillo@redhat.com>
14706 PR tree-optimization/20204
14707 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
14708 REWRITE_THIS_STMT markers on PHI nodes.
14709 (rewrite_initialize_block): Likewise.
14711 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14713 * version.c (version_string): Update to 4.1.
14715 2005-02-25 Paolo Carlini <pcarlini@suse.de>
14717 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
14718 Clarify that the alternative way doesn't work in GNU C++.
14720 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14722 PR tree-optimization/19937
14723 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
14724 to the type of the induction variable.
14726 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
14728 PR rtl-optimization/20117
14729 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
14730 the block including noncopyable insn.
14732 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14734 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
14735 calls to find_reg_note.
14737 2005-02-24 Richard Henderson <rth@redhat.com>
14740 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
14743 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
14745 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
14746 vector types if to use base reg for misaligned non-word ld/std.
14748 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14751 * config/cris/cris.c (cris_target_asm_function_prologue): Create
14752 dwarf2 label manually and put it after, not before the prologue.
14754 2005-02-24 David Edelsohn <edelsohn@gnu.org>
14757 * reload.c (operands_match_p): Only increment register number for
14758 SCALAR_INT_MODE_P modes in multiple hard registers.
14760 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
14763 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14765 * ChangeLog.5: Fix log message typo(s).
14766 * ChangeLog.7: Likewise.
14767 * ChangeLog.tree-ssa: Likewise.
14768 * cfgexpand.c: Fix comment typo(s).
14769 * conflict.c: Likewise.
14770 * defaults.h: Likewise.
14771 * dwarf2out.c: Likewise.
14772 * gcse.c: Likewise.
14773 * ggc-page.c: Likewise.
14774 * tree-eh.c: Likewise.
14775 * tree-ssa-dom.c: Likewise.
14777 2005-02-24 Jakub Jelinek <jakub@redhat.com>
14780 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
14781 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
14782 if SHARED is defined.
14785 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
14786 allow splitting only if operands 0 and 3 don't overlap.
14788 2005-02-24 Richard Henderson <rth@redhat.com>
14790 PR middle-end/19953
14791 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
14792 (fold_builtin_1): Call them.
14793 * fold-const.c (fold_complex_mult_parts): Split out from ...
14794 (fold_complex_mult): ... here. Fix typo in both imaginary case.
14795 (fold_complex_div_parts, fold_complex_div): New.
14797 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
14799 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14801 * tree-ssa-ccp.c (visit_assignment): Verify that result of
14802 VIEW_CONVERT_EXPR is_gimple_min_invariant.
14804 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
14805 (print_node): Likewise.
14806 Print TYPE_SIZES_GIMPLIFIED.
14808 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14810 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
14811 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
14812 operands as commutative in constraints.
14814 2005-02-24 Diego Novillo <dnovillo@redhat.com>
14816 * tree-into-ssa.c: Re-organize internal functions.
14818 2005-02-24 Richard Henderson <rth@redhat.com>
14820 PR middle-end/18902
14821 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
14823 * common.opt (fcx-limited-range): New.
14824 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
14825 * toplev.c (flag_complex_method): Initialize to 1.
14826 (process_options): Set flag_complex_method to 0 if
14827 flag_cx_limited_range.
14828 * doc/invoke.texi (-fcx-limited-range): New.
14830 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14832 * cse.c (delete_trivially_dead_insns): Speed up by using
14833 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
14836 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
14838 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
14839 functions when -mid-shared-library is being used.
14841 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14843 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
14844 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
14845 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
14846 * system.h: Poison LINK_LIBGCC_SPECIAL.
14848 2005-02-23 James E Wilson <wilson@specifixinc.com>
14850 * gengtype.c (note_insn_name): Make 1 element larger.
14852 2005-02-23 Roger Sayle <roger@eyesopen.com>
14855 PR rtl-optimization/20097
14856 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14857 BImode SUBREGs of SImode registers which confuse the ia64 backend.
14859 2005-02-23 David Edelsohn <edelsohn@gnu.org>
14861 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
14862 * t-aix52 (SHLIB_INSTALL): Same.
14864 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
14866 * genpreds.c: Update copyright.
14868 2005-02-23 Michael Beach <michaelb@ieee.org>
14871 * config/sparc/t-elf (startup files): Assemble with CPP.
14873 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
14875 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
14876 (write_predicate_expr): Likewise.
14878 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14880 PR tree-optimization/20100
14881 PR tree-optimization/20115
14882 * tree-optimize.c (init_tree_optimization_passes): Remove
14883 pass_maybe_create_global_var.
14884 * tree-pass.h (pass_maybe_create_global_var): Remove.
14885 * tree-ssa-alias.c (aliases_computed_p): Declare.
14886 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
14887 (count_calls_and_maybe_create_global_var): Remove.
14888 (pass_maybe_create_global_var): Remove.
14889 (init_alias_info): Do not declare aliases_computed_p.
14890 (maybe_create_global_var): If the function contains no
14891 call-clobbered variables and a mix of pure/const and regular
14892 function calls, create .GLOBAL_VAR.
14893 Mark all call-clobbered variables for renaming.
14894 (merge_pointed_to_info): Update comment.
14895 (add_pointed_to_var): Likewise.
14896 (is_escape_site): Likewise.
14897 Accept struct alias_info * instead of size_t *.
14899 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
14901 * tree-ssa-operands.c (get_call_expr_operands): If
14902 ALIASES_COMPUTED_P is false, do not add call-clobbering
14904 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
14905 (delete_tree_ssa): Likewise.
14907 2005-02-22 James E Wilson <wilson@specifixinc.com>
14909 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
14910 (do_compile): Do call it here.
14912 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14914 PR rtl-optimization/20017.
14915 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
14916 rest_of_handle_cse2, rest_of_handle_gcse): Call
14917 delete_dead_jumptables immediately before calling cleanup_cfg.
14919 2005-02-22 Devang Patel <dpatel@apple.com>
14922 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
14925 2005-02-22 David Edelsohn <edelsohn@gnu.org>
14927 * config/rs6000/aix.h (WINT_TYPE): Define.
14929 2005-02-22 Stan Shebs <shebs@apple.com>
14931 * config/rs6000/rs6000.c (rs6000_override_options): Default to
14932 natural alignment for 64-bit Darwin.
14933 (rs6000_parse_alignment_option): Warn about uses of -malign-power
14935 * doc/invoke.texi: Document this.
14937 2005-02-22 DJ Delorie <dj@redhat.com>
14939 * c-common.c (c_common_type_for_mode): Pass the mode's precision
14940 to make_[un]signed_type, not the mode itself.
14942 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14944 * cfg.c (cached_make_edge): Call make_edge if edge cache is
14945 not available. Use tail calls wherever possible.
14946 (make_edge): Call unchecked_make_edge to create an edge.
14948 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
14949 (coalesce_ssa_name): Don't check for
14950 SSANORM_USE_COALESCE_LIST.
14951 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
14953 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14955 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
14956 (rewrite_into_ssa): ... here.
14958 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
14960 PR tree-optimization/19786
14961 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
14962 tag to another's may-alias bitmap when adding to the other's list.
14964 2005-02-21 DJ Delorie <dj@redhat.com>
14966 * tree-ssa-loop-ivopts.c (computation_cost): Start register
14967 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
14968 registers in unsupported ways.
14969 * expmed.c (init_expmed): Likewise.
14971 2005-02-21 Stan Cox <scox@redhat.com>
14973 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
14975 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14977 * tree-cfg.c (fold_cond_expr_cond): New.
14978 (make_edges): Call fold_cond_expr_cond.
14979 (find_taken_edge): Accept nothing but INTEGER_CST.
14980 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
14982 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
14984 * flow.c (delete_dead_jumptables): Speed up by scanning insns
14985 that do not belong to any basic block.
14987 2005-02-21 Jeff Law <law@redhat.com>
14989 * cfganal.c (find_unreachable_blocks): Manually CSE load of
14992 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14994 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
14995 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
14996 Adjust their definitions.
14997 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
14998 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15000 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15001 genautomata.c, langhooks.c, langhooks.h, system.h,
15002 config/arm/lib1funcs.asm: Update copyright.
15004 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15006 * dbxout.c (dbxout_function_end): Emit Lscope label always.
15008 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
15011 * doc/install.texi: Document --with-gc.
15013 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
15015 * simplify-rtx.c (simplify_unary_operation): Add a missing
15018 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15020 PR tree-optimization/18663
15021 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15022 if the type has variable bounds.
15024 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15026 * gcse.c: Remove an obsolete comment.
15028 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15030 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15032 * doc/extend.texi (Function Attributes) <Attribute const>: The
15033 attribute "pure" is below this text, not above.
15035 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15037 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15038 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15039 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15041 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15044 * langhooks.h (struct lang_hooks): Add to_target_charset.
15045 * langhooks.c (lhd_to_target_charset): New function.
15046 * langhooks-def.h: Declare lhd_to_target_charset.
15047 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15048 (LANG_HOOKS_INITIALIZER): Update.
15049 * c-common.c (c_common_to_target_charset): New function.
15050 * c-common.h: Declare it.
15051 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15052 c_common_to_target_charset.
15054 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15055 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15056 Delete definitions.
15057 * system.h: Poison them.
15058 * doc/tm.texi: Don't discuss them.
15059 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15060 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15061 (pp_c_char): Do not attempt to generate letter escapes for
15063 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15064 * config/mips/mips.c (mips_output_ascii): Likewise.
15066 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15068 PR tree-optimization/19951
15069 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15072 2005-02-19 Steven Bosscher <stevenb@suse.de>
15074 PR middle-end/19698
15075 * function.h (struct function): New field `max_loop_depth'.
15076 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15077 (flow_loops_find): Reset the max loop depth count before finding loops.
15078 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15079 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15080 (calculate_global_regs_live): Make sure the loop will terminate
15081 when the initial sets are not empty.
15083 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15085 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15087 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15089 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15092 * doc/invoke.texi: Remove documentation of %M spec.
15094 (init_spec): Remove %M suffix from -lgcc_s.
15095 (do_spec_1): Remove 'M' case.
15096 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15097 to put shared libraries in the multilib directory. Remove the
15098 shlib_so_soname substitution variable. Don't add a multilib encoding
15099 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15100 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15101 SHLIB_INSTALL as well as SHLIB_LINK.
15102 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15103 (SHLIB_NAME): Delete.
15104 (SHLIB_DIR): New macro.
15105 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15106 (SHLIB_INSTALL): Adjust accordingly.
15107 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15108 * config/t-slibgcc-sld: Likewise.
15109 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15110 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15111 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15113 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15114 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15115 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15116 Use @shlib_base_name@ instead of @shlib_so_name@.
15117 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15118 and @shlib_base_name@.so in @multilib_dir@.
15119 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15120 to the install path.
15121 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15122 (SHLIB_LINK): Remove previous workaround.
15123 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15124 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15125 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15127 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15128 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15129 (SHLIB_INSTALL): Adjust accordingly.
15130 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15131 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15132 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15133 config/t-slibgcc-elf-ver.
15135 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15136 Jakub Jelinek <jakub@redhat.com>
15138 PR tree-optimization/19828
15139 * tree-ssa-loop-im.c: Add a TODO comment.
15140 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
15141 without side-effects.
15143 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15145 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
15148 2005-02-18 James E. Wilson <wilson@specifixinc.com>
15150 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
15151 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
15152 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
15154 (ia64_reorg): Delete fixup_errata call.
15155 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
15156 (TARGET_SWITCHES): Delete -mb-step entry.
15158 2005-02-19 Jakub Jelinek <jakub@redhat.com>
15161 * c-typeck.c (composite_type): Handle quals in transparent unions.
15162 (type_lists_compatible_p): Likewise.
15164 2005-02-18 Stan Shebs <shebs@apple.com>
15166 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
15167 expressions in the .literal8 section.
15169 2005-02-18 Geoffrey Keating <geoffk@apple.com>
15171 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
15173 2005-02-18 Roger Sayle <roger@eyesopen.com>
15175 * fold-const.c (constant_boolean_node): Always create values of the
15176 specified type, don't bother calling truthvalue_conversion.
15178 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15180 * except.c (output_function_exception_table): Call
15181 assemble_external_libcall (eh_personality_libfunc).
15183 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15186 * config/ia64/ia64.h (struct machine_function): Add state_num.
15187 * config/ia64/ia64.c (process_epilogue,
15188 process_for_unwind_directive): Use new unwind state numbers each
15189 time rather than state 1.
15191 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15194 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
15195 before the "*llgt_didi" pattern.
15197 2005-02-18 Jason Merrill <jason@redhat.com>
15199 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
15201 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
15203 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
15204 (div0): Use it in place of ARM_FUNC_ALIAS.
15205 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
15207 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
15209 PR middle-end/20030
15210 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
15211 access, the lower bound of the array type if it exists.
15213 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
15216 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
15217 cases that are out-of-range for the index type.
15219 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15221 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
15222 (estimate_case_costs): Don't call convert.
15223 * expmed.c (expand_shift): Likewise.
15224 (make_tree): Call fold_convert instead of convert.
15226 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15229 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
15230 that ref to be marked MEM_READONLY_P doesn't have base that needs
15233 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15235 * genautomata.c (output_get_cpu_unit_code_func,
15236 output_cpu_unit_reservation_p): Don't generate old-style function
15239 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15242 PR tree-optimization/20009
15243 * convert.c (convert_to_integer): Revert 2005-02-16 change.
15245 PR tree-optimization/18947
15246 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
15247 inline, remove all nodes that are inlined into the extern inline
15250 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15252 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
15253 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
15254 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
15255 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
15258 2005-02-17 Roger Sayle <roger@eyesopen.com>
15260 PR tree-optimization/19917
15261 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
15262 to be potentially trapping.
15264 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15266 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
15268 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
15270 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
15271 tem becomes a local variable which is set to the value of the
15272 back end defined INITIAL_FRAME_ADDRESS macro.
15273 (expand_builtin_frame_address): Omit the base parameter to
15274 expand_builtin_return_addr.
15275 (expand_builtin_profile_func): Likewise.
15276 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
15277 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
15278 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
15280 2005-02-17 Jakub Jelinek <jakub@redhat.com>
15282 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
15283 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
15284 * config/frv/frv.c (frv_function_epilogue): Likewise.
15286 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
15288 * lambda-code (perfect_nestify): Remove mark/unmark
15289 for rewriting hack.
15290 * tree-loop-linear.c (linear_transform_loops): Add
15291 rewrite_into_ssa call so that ssa is correct for
15292 rewriting into loop closed.
15294 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
15296 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
15297 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
15299 * bt-load.c (btr_def_live_range, combine_btr_defs,
15300 migrate_btr_def, migrate_btr_defs): Likewise.
15301 * cfgcleanup.c (thread_jump): Likewise.
15302 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15303 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
15304 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
15305 df_rd_local_compute, df_reg_info_compute): Likewise.
15306 * dominance.c (init_dom_info, free_dom_info): Likewise.
15307 * flow.c (init_propagate_block_info,
15308 free_propagate_block_info): Likewise.
15309 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
15310 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
15311 modify_reg_pav): Likewise.
15312 * loop-invariant.c (find_defs, find_invariant_insn,
15313 find_invariants, free_inv_motion_data): Likewise.
15314 * predict.c (tree_predict_by_opcode,
15315 estimate_bb_frequencies): Likewise.
15316 * stmt.c (expand_case): Likewise.
15317 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
15318 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
15319 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
15320 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
15321 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
15322 rewrite_ssa_into_ssa): Likewise.
15323 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15324 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
15325 analyze_edges_for_bb, perform_edge_inserts): Likewise.
15326 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
15327 * tree-sra.c (tree_sra): Likewise.
15328 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
15329 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15330 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
15331 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15332 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
15333 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
15335 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
15336 calculate_live_on_entry, calculate_live_on_exit,
15337 build_tree_conflict_graph): Likewise.
15338 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
15339 record_important_candidates, set_use_iv_cost, find_depends,
15340 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
15341 tree_ssa_iv_optimize_finalize): Likewise.
15342 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
15343 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
15344 tree_duplicate_loop_to_header_edge): Likewise.
15345 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
15346 * tree-ssa.c (verify_flow_insensitive_alias_info,
15347 verify_name_tags, verify_ssa, init_tree_ssa,
15348 delete_tree_ssa): Likewise.
15349 * tree-ssanames.c (marked_ssa_names, init_ssanames,
15350 fini_ssanames): Likewise.
15351 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
15353 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
15355 * config/rs6000/t-rtems: Completely reworked.
15357 2005-02-17 Ira Rosen <irar@il.ibm.com>
15359 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
15361 2005-02-17 Ira Rosen <irar@il.ibm.com>
15363 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
15364 POINTER_TYPE_P when checking that type is a pointer.
15365 (vect_get_memtag): Remove.
15366 (vect_address_analysis): Use POINTER_TYPE_P. Call
15367 vect_object_analysis with dummy parameter for memtag.
15368 (vect_object_analysis): Extract memtag (functionality that
15369 used to be in vect_get_memtag and moved here). Fix printings.
15370 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
15371 with correct parameters. Remove call to vect_get_memtag.
15373 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
15375 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
15376 (tree-vectorizer.o): Added missing dependencies.
15378 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
15380 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
15381 declaration in tree-vectorizer.c, now has an extern declaration in
15382 tree-vectorizer.h).
15383 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15384 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15385 get_vectype_for_scalar_type, vect_is_simple_use,
15386 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15387 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
15388 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
15389 vectorizable_store, vectorizable_operation, vectorizable_assignment,
15390 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
15391 find_loop_location): Likewise.
15393 * tree-vectorizer.c (langhooks.h): #include removed.
15394 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
15395 moved to tree-vectorized.h.
15396 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15397 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15398 get_vectype_for_scalar_type, vect_is_simple_use,
15399 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15400 vect_supportable_dr_alignment, new_loop_vec_info,
15401 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
15402 vect_set_verbosity_level, find_loop_location): Likewise.
15404 (vect_analyze_loop): Function externalized. Declaration moved to
15405 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
15406 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
15407 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
15408 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
15409 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
15410 vect_enhance_data_refs_alignment, vect_analyze_operations,
15411 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
15412 vect_stmt_relevant_p, vect_get_loop_niters,
15413 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
15414 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
15415 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
15416 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
15417 vect_get_memtag): Likewise.
15419 (vectorizable_load): Function externalized. Declaration moved to
15420 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
15421 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
15422 vect_transform_loop): Likewise.
15423 (vect_transform_stmt): Moved to tree-vect-transform.c.
15424 (vect_align_data_ref, vect_create_destination_var,
15425 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
15426 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
15427 vect_get_vec_def_for_operand, vect_init_vector,
15428 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
15429 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
15430 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
15431 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
15432 vect_do_peeling_for_loop_bound): Likewise.
15434 * tree-vect-analyze.c: New file.
15435 * tree-vect-transform.c: New file.
15437 2005-02-17 Jason Merrill <jason@redhat.com>
15439 PR mudflap/19319, c++/19317
15440 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
15443 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
15445 * doc/install.texi (Specific): Update link for Darwin-specific
15448 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
15450 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
15451 constant_boolean_node.
15453 2005-02-16 David Edelsohn <edelsohn@gnu.org>
15456 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
15457 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
15459 2005-02-16 Richard Henderson <rth@redhat.com>
15462 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
15464 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
15465 replace uses with Wtype_MAXp1_F.
15466 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
15467 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
15468 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
15469 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
15470 and HAVE_TFMODE as appropriate.
15471 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
15472 (__floatdisf): Likewise.
15473 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
15474 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
15475 (Wtype_MAXp1_F): New.
15476 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
15477 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
15479 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
15482 * arm.c (arm_apply_result_size): New function.
15483 * arm.h (APPLY_RESULT_SIZE): Define.
15484 * arm-protos.h (arm_apply_result_size): Add prototype.
15485 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
15486 (movxf): New expand.
15487 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
15488 (call_value_symbol): Remove predicate for operand 0.
15489 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
15490 (untyped_call): Rework to correclty return values for any type.
15491 (untyped_return): New expand.
15492 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
15494 2005-02-16 Stan Shebs <shebs@apple.com>
15496 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
15497 * config/rs6000/t-darwin8: New, for 64-bit multilib.
15499 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
15501 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
15502 configure settings on Solaris 7 and later.
15504 2005-02-16 Diego Novillo <dnovillo@redhat.com>
15506 PR tree-optimization/19865
15507 * tree-optimize.c (init_tree_optimization_passes): Run
15508 pass_may_alias after pass_sra.
15510 2005-02-16 Richard Henderson <rth@redhat.com>
15511 Stuart Hastings <stuart@apple.com>
15514 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
15515 Do nothing if debug info suppressed for this function.
15516 (dbxout_begin_function): Early exit if debug info suppressed for
15519 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
15522 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
15524 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15526 PR tree-optimization/19967
15527 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
15528 expand_builtin_strchr, expand_builtin_strrchr): Take a new
15529 argument TYPE. Adjust calls to fold_builtin_XXX.
15530 (expand_builtin, fold_builtin_1): Adjust calls to
15531 expand_builtin_XXX.
15532 (fold_builtin_strchr, fold_builtin_strpbrk,
15533 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
15534 result to a requested type TYPE.
15536 2005-02-16 Jakub Jelinek <jakub@redhat.com>
15538 PR middle-end/19857
15539 * fold-const.c (fold): Don't optimize (T)(x & cst) to
15540 (T)x & (T)cst if (T)cst overflows.
15541 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
15542 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
15544 2005-02-15 Jeff Law <law@redhat.com>
15546 * gcse.c (blocks_with_calls): New bitmap.
15547 (alloc_gcse_mem): Allocate it.
15548 (free_gcse_mem): Free it.
15549 (clear_modifY_mem_tables): Clear it.
15550 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
15551 when we encounter CALL_INSNs.
15552 (compute_transp, case MEM): Handle blocks with calls separate
15553 from blocks without calls. Use bitmap iterators rather than
15556 2005-02-15 Peter O'Gorman <peter@pogma.com>
15559 * mklibgcc.in (vis_hide): Use a temporary object file, not
15562 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
15565 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
15566 access optimization.
15568 2005-02-15 David Edelsohn <edelsohn@gnu.org>
15569 Alan Modra <amodra@bigpond.net.au>
15572 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
15573 (_xlqsub): Rename to __gcc_qsub.
15574 (_xlqmul): Rename to __gcc_qmul.
15575 (_xlqdiv): Rename to __gcc_qdiv.
15576 Provide versioned symbol aliases with old names.
15577 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
15578 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
15579 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
15580 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
15581 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
15583 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15585 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
15586 Fold ~(A - 1) and ~(A + -1) to -A.
15588 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15592 * config/host-linux.c (linux_gt_pch_use_address): Copy from
15593 config/pa/pa-host.c:pa_gt_pch_use_address.
15595 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
15597 * tree-vn.c (get_value_handle): Make sure that given an
15598 is_gimple_min_invariant expression, we always return it.
15600 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15602 * passes.c (rest_of_handle_gcse): Fix a comment.
15604 2005-02-15 Jeff Law <law@redhat.com>
15606 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
15608 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
15609 (canon_list_insert, record_last_mem_set_info): Similarly.
15610 (clear_modify_mem_tables): Similarly.
15612 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15614 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
15615 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
15616 config/mips/mips.md, config/rs6000/aix.h,
15617 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
15619 2005-02-15 Richard Henderson <rth@redhat.com>
15621 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
15622 call to be best_edge.
15624 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15626 * basic-block.h: Adjust the prototype for find_basic_blocks.
15627 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
15628 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
15631 * flow.c (recompute_reg_usage): Remove all arguments.
15632 * passes.c (rest_of_compilation): Adjust the call to
15633 recompute_reg_usage.
15634 * rtl.h: Adjust the prototype for recompute_reg_usage.
15636 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
15638 * tree-dump.c (dump_files): Update to reflect new member
15640 (dump_register): Add new argument.
15642 (dump_switch_p_1): Check against glob name if doglob was passed.
15643 (dump_switch_p): Check against regular first, then glob if
15644 we didn't have any hits on the dump name.
15645 * tree-optimize.c (register_one_dump_file):
15646 Pass in glob name as well.
15647 * tree-pass.h (struct dump_file_info): Add glob
15650 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
15652 PR preprocessor/16323
15653 * doc/invoke.texi: Document that -Wendif-labels is on by default.
15655 2005-02-14 David Edelsohn <edelsohn@gnu.org>
15658 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
15659 (trunctfdf2_internal1): New.
15660 (trunctfdf2_internal2): Renamed from trunctfdf2.
15662 2005-02-14 Diego Novillo <dnovillo@redhat.com>
15664 PR tree-optimization/19853
15665 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
15667 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15669 * passes.c (rest_of_handle_loop_optimize): Remove calls to
15670 delete_dead_jumptables and cleanup_cfg.
15672 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
15674 * reload.c (find_reloads): Swap address_reloaded flags when
15675 swapping commutative operands.
15677 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
15679 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
15680 Use standard_iv_increment_position for computing the bsi position
15682 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
15685 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
15688 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
15689 life range of hard registers.
15690 * value-prof.c (insn_prefetch_values_to_profile): Only
15693 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
15694 profile in libcalls.
15696 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
15698 * bitmap.h (bitmap_and_compl_into): Return bool.
15699 * bitmap.c (bitmap_and_compl_into): Return changed flag.
15701 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15703 PR tree-optimization/19944
15704 * fold-const.c (fold): Re-add ABS_EXPR folding.
15706 2005-02-13 David Edelsohn <edelsohn@gnu.org>
15709 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
15710 {TARGET,MASK}_XL_COMPAT.
15711 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
15713 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
15714 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
15716 (rs6000_arg_partial_bytes): Same.
15717 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
15718 and XL compatibility enabled.
15719 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
15720 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
15721 test to final condition.
15722 (cmptf_internal2): New.
15723 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
15724 xl-compat. Add TFmode information to description.
15726 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
15728 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
15730 2005-02-13 Jason Merrill <jason@redhat.com>
15733 * fold-const.c (fold_indirect_ref_1): Split out from...
15734 (build_fold_indirect_ref): Here.
15735 (fold_indirect_ref): New fn.
15736 * tree.h: Declare it.
15737 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
15738 (gimplify_modify_expr_rhs): Likewise.
15739 (gimplify_expr): Likewise.
15741 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15743 PR tree-optimization/14303
15744 PR tree-optimization/15784
15745 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
15746 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
15747 ABS_EXPR<x> != 0 to x != 0.
15749 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
15751 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
15752 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
15753 spelling conventions.
15755 * passes.c (rest_of_handle_gcse): Don't run cse_main and
15756 delete_trivially_dead_insns too many times.
15758 * passes.c (rest_of_handle_gcse): Remove dead assignments to
15761 2005-02-12 Ira Rosen <irar@il.ibm.com>
15763 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
15764 (vect_is_simple_iv_evolution): Remove redundant parameter
15766 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
15767 without last parameter.
15768 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
15769 Return pointer step. Call vect_is_simple_iv_evolution without
15770 last parameter. Check only that the step is multiple of size
15771 type. Remove stmt_vinfo updates.
15772 (vect_get_memtag_and_dr): Remove.
15773 (vect_get_memtag): New function.
15774 (vect_address_analysis): New function.
15775 (vect_object_analysis): New function.
15776 (vect_analyze_data_refs): Call vect_object_analysis and
15777 vect_get_memtag. Update stmt_vinfo fields.
15779 2005-02-12 Ira Rosen <irar@il.ibm.com>
15781 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
15782 exist and are objects. Remove checks for pointer.
15783 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
15784 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
15785 (vect_create_data_ref_ptr): Likewise.
15786 (vect_base_addr_differ_p): New function.
15787 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
15788 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
15789 Don't set the DR_BASE_NAME field of data-ref.
15790 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
15792 2005-02-12 Uros Bizjak <uros@kss-loka.si>
15794 * optabs.h (enum optab_index): Add new OTI_ldexp.
15795 (ldexp_optab): Define corresponding macro.
15796 * optabs.c (init_optabs): Initialize ldexp_optab.
15797 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
15799 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
15801 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
15802 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
15804 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
15805 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
15808 2005-02-12 Ira Rosen <irar@il.ibm.com>
15810 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
15812 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
15814 (vect_get_base_and_offset): Always return an address.
15815 (vect_create_addr_base_for_vector_ref): Remove treatment for
15816 different data reference types.
15817 (vect_compute_data_ref_alignment): Rename base to base_address in
15818 stmt_vec_info. Get the object in order to force its alignment.
15819 (vect_get_memtag_and_dr): Rename base to base_address in
15820 stmt_vec_info. Extract the object for memtag analysis.
15822 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
15824 PR regression/19898.
15825 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
15826 changes cc_status, use apply modified_in_p to part of cc_status
15827 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
15830 2005-02-11 Richard Henderson <rth@redhat.com>
15832 * tree-complex.c (expand_complex_libcall): New.
15833 (expand_complex_multiplication): Use it for c99 compliance.
15834 (expand_complex_division): Likewise.
15835 * fold-const.c (fold_complex_add, fold_complex_mult): New.
15837 * builtins.c (built_in_names): Remove const.
15838 * tree.c (build_common_builtin_nodes): Build complex arithmetic
15840 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
15841 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
15842 (built_in_names): Remove const.
15843 * c-common.c (c_common_type_for_mode): Handle complex modes.
15844 * flags.h, toplev.c (flag_complex_method): Rename from
15845 flag_complex_divide_method.
15846 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
15847 __mulsc3, __muldc3, __mulxc3, __multc3): New.
15848 * libgcc2.h: Declare them.
15849 * libgcc-std.ver: Export them.
15850 * mklibgcc.in (lib2funcs): Build them.
15852 2005-02-11 Steven Bosscher <stevenb@suse.de>
15854 PR tree-optimization/19876
15855 Partially revert my change from 2005-01-14
15856 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
15857 (compute_antic): ...and remove the loop here.
15859 2005-02-11 Jakub Jelinek <jakub@redhat.com>
15861 PR middle-end/19858
15862 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
15863 is number of inner's bits, avoid creating a BIT_FIELD_REF.
15865 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
15866 crtend.o if -pie. Use %{x:a;:b} spec syntax.
15868 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
15870 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
15871 offsets for the big-endian 32-bit case.
15873 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
15875 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
15877 2005-02-11 Dale Johannesen <dalej@apple.com>
15879 * cselib.c (cselib_process_insn): Clear out regs where
15880 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
15881 * reload.c (find_equiv_reg): Ditto.
15883 2005-02-11 Ian Lance Taylor <ian@airs.com>
15885 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
15888 * tree.c (build_function_type_list): Work correctly if there are
15891 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
15893 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
15894 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
15895 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
15896 TARGET_ZARCH instead of TARGET_64BIT.
15898 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
15900 * config/rs6000/t-rtems:
15901 (MULTILIB_OPTIONS): Remove mcpu=602.
15902 (MUTLILIB_DIRNAMES): Remove m602.
15903 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
15904 Let mcpu=602 match mcpu=603.
15905 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
15907 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15909 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
15910 signal trampolines.
15912 2005-02-10 David Daney <ddaney@avtrex.com>
15914 * config/alpha/linux-unwind.h: Add exception clause to copyright.
15915 * config/i386/linux-unwind.h: Likewise.
15916 * config/ia64/linux-unwind.h: Likewise.
15917 * config/mips/linux-unwind.h: Likewise.
15918 * config/pa/linux-unwind.h: Likewise.
15919 * config/rs6000/linux-unwind.h: Likewise.
15920 * config/s390/linux-unwind.h: Likewise.
15921 * config/sh/linux-unwind.h: Likewise.
15922 * config/sparc/linux-unwind.h: Likewise.
15924 2005-02-10 Steven Bosscher <stevenb@suse.de>
15926 PR tree-optimization/17549
15927 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
15928 TER to replace a DEF with its expression if the DEF and the
15929 rhs of the expression we replace into have the same root
15932 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
15934 * config/mips/mips.md: Fix the placement of the match_scratch in the
15937 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15939 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
15942 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
15944 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
15945 (strip_offset): Handle addresses.
15946 (add_address_candidates): Use strip_offset.
15947 (difference_cost): Reflect strip_offset change.
15948 (force_var_cost, difference_cost): Strip nops.
15950 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15952 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
15954 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
15955 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
15956 config/cris/cris-protos.h, config/cris/cris.c: Update
15959 2005-02-10 Jeff Law <law@redhat.com>
15961 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
15962 (lookup_avail_expr): Similarly.
15964 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
15966 * builtins.c (fold_builtin_powi): New function.
15967 (fold_builtin_1): Call it.
15969 2005-02-10 Steven Bosscher <stevenb@suse.de>
15971 PR documentation/19309
15972 * doc/cpp.texi: The __GNUC__ and related predefined macros
15973 are also defined for the "standalone" cpp.
15974 Some non-GCC compilers may also define __GNUC__.
15976 2005-02-10 Jakub Jelinek <jakub@redhat.com>
15979 * c-typeck.c (common_type): New routine. Old common_type renamed
15981 (c_common_type): ...this.
15982 (build_conditional_expr, build_binary_op): Use c_common_type instead
15985 2005-02-10 Steven Bosscher <stevenb@suse.de>
15987 * doc/md.texi: Replace @samp{length} with @code{length}.
15989 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15991 PR tree-optimization/18687
15992 * tree-flow.h (find_loop_niter): Declare.
15993 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
15994 Try using scev even for loops with more than one exit.
15995 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
15996 (struct ivopts_data): Added niters field.
15997 (struct nfe_cache_elt): New.
15998 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16000 (tree_ssa_iv_optimize_init): Initialize niters cache.
16001 (determine_number_of_iterations): Removed.
16002 (find_induction_variables): Do not call determine_number_of_iterations.
16003 Access niters for single exit through niter_for_single_dom_exit.
16004 (add_iv_outer_candidates): Access niters for single exit through
16005 niter_for_single_dom_exit.
16006 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
16007 number_of_iterations_cond.
16008 (iv_period): New function.
16009 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16010 (may_replace_final_value): Take data argument. Use
16011 niter_for_single_dom_exit.
16012 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16013 (rewrite_use_compare): Pass data to may_eliminate_iv.
16014 (rewrite_use_outer): Pass data to may_replace_final_value.
16015 (free_loop_data): Clean up the niters cache.
16016 (tree_ssa_iv_optimize_finalize): Free the niters cache.
16017 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16018 * tree-ssa-loop-niter.c (find_loop_niter): New function.
16019 (find_loop_niter_by_eval): Use tree_int_cst_lt.
16020 (num_ending_zeros): Moved to tree.c.
16021 * tree.h (num_ending_zeros): Declare.
16022 * tree.c (num_ending_zeros): Moved from tree.c.
16024 2005-02-09 Richard Henderson <rth@redhat.com>
16026 * builtins.c (DEF_BUILTIN): Add COND argument.
16027 * tree.h (DEF_BUILTIN): Likewise.
16028 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16029 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16031 (DEF_BUILTIN_STUB): New.
16032 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16033 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16034 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16035 * c-common.c (DEF_BUILTIN): Add COND argument.
16036 * tree.c (local_define_builtin): New.
16037 (build_common_builtin_nodes): New.
16039 2005-02-09 Roger Sayle <roger@eyesopen.com>
16041 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16042 floating point expression ignoring the sign of the result.
16043 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16044 (fold) <MULT_EXPR>: Use it to simplify x*x.
16045 * tree.h (fold_strip_sign_ops): Prototype here.
16046 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16047 argument. Use fold_strip_sign_ops to simplify the first argument.
16048 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16049 first argument when the second argument is an even integer
16050 constant, but only with -funsafe_math_optimizations.
16051 (fold_builtin_1): Update call to fold_builtin_copysign.
16053 2005-02-09 Ian Lance Taylor <ian@airs.com>
16055 PR middle-end/19583
16056 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16057 just check whether EH_FILTER_FAILURE falls through.
16059 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16061 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16062 insns return to ready list in the next turn.
16064 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16066 PR middle-end/19402
16067 * builtins.def: New __builtin_powi[lf].
16068 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16069 (expand_builtin_powi): New function.
16070 (expand_builtin): Dispatch to expand_builtin_powi.
16071 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16072 * libgcc2.c: Add __builtin_powi[lf] implementation.
16073 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16074 * optabs.h: Add powi_optab.
16075 * optabs.c (init_optabs): Initialize powi_optab.
16076 * doc/extend.texi: Document __builtin_powi[lf].
16078 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16080 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16083 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16085 PR middle-end/19854
16086 * fold-const.c (try_move_mult_to_index): Remove redundant
16087 type argument. Create ADDR_EXPR with correct type.
16088 (fold): Update callers of try_move_mult_to_index. Convert
16089 result to the appropriate type.
16091 2005-02-09 Roger Sayle <roger@eyesopen.com>
16094 * config/avr/avr.c (default_rtx_costs): Delete.
16095 (avr_operand_rtx_cost): New function.
16096 (avr_rtx_costs): Completely rewrite.
16098 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16101 * config/cris/cris.c (in_code): New variable.
16102 (cris_output_addr_const): Now a static function, a wrapper for
16104 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16105 case from old cris_output_addr_const.
16106 (cris_asm_output_label_ref): Similar for LABEL_REF.
16107 (cris_output_addr_const_extra): Similar for UNSPEC.
16108 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16109 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16110 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16112 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16113 (cris_asm_output_label_ref): Declare.
16115 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16117 PR preprocessor/19801
16118 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16119 filenames that changed when libcpp was moved to the toplevel.
16121 2005-02-07 Roger Sayle <roger@eyesopen.com>
16123 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16124 zero extensions of BImode operands. Call lowpart_subreg instead
16125 of gen_lowpart_common and gen_lowpart_SUBREG.
16127 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16130 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16131 * configure.ac: Set cc_for_cross_gnattools.
16132 * configure: Regenerate.
16134 2005-02-08 Alan Modra <amodra@bigpond.net.au>
16137 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
16139 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16142 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
16143 of nested functions.
16145 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
16147 * doc/extend.texi: Document deprecated extensions allowing
16148 static floating-point members to have initializers and allowing
16149 floating-point literals in integral constant expressions.
16151 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
16153 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
16154 config/darwin7.h, config/mips/mips.c,
16155 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
16158 * cse.c: Update comments.
16160 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
16162 PR middle-end/19775
16163 * builtins.c (fold_builtin_sqrt): Transform
16164 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
16167 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
16168 Dorit Naishlos <dorit@il.ibm.com>
16170 * doc/invoke.texi (ftree-vectorizer-verbose): New.
16171 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
16172 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
16174 * tree.h (vect_set_verbosity_level): New extern function declaration
16176 * tree-vectorizer.h (verbosity_levels): New enum type.
16177 * tree-vectorizer.c (vect_debug_stats): Function removed.
16178 (vect_debug_details): Likewise.
16179 (vect_verbosity_level): Global variable was defined and initialized.
16180 (vect_dump): Global variable definition.
16181 (vect_print_dump_info): New function.
16182 (vect_set_dump_settings): New function.
16183 (vect_set_verbosity_level): New function.
16184 (vectorize_loops): Add call to vect_set_dump_settings.
16186 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
16187 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16188 (slpeel_tree_peel_loop_to_edge): Likewise.
16190 (vect_analyze_offset_expr): Call to vect_print_dump_info with
16191 appropriate verbosity level instead of call to vect_debug_details
16192 or vect_debug_stats.
16193 (vect_get_base_and_offset):
16194 (vect_create_addr_base_for_vector_ref):
16195 (get_vectype_for_scalar_type):
16196 (vect_create_data_ref_ptr):
16197 (vect_init_vector):
16198 (vect_get_vec_def_for_operand):
16199 (vect_finish_stmt_generation):
16200 (vectorizable_assignment):
16201 (vectorizable_operation):
16202 (vectorizable_store):
16203 (vectorizable_load):
16204 (vect_transform_stmt):
16205 (vect_update_ivs_after_vectorizer):
16206 (vect_do_peeling_for_loop_bound):
16207 (vect_update_inits_of_drs):
16208 (vect_do_peeling_for_alignment):
16209 (vect_transform_loop):
16210 (vect_is_simple_use):
16211 (vect_analyze_operations):
16212 (vect_is_simple_iv_evolution):
16213 (vect_analyze_scalar_cycles):
16214 (vect_analyze_data_ref_dependence):
16215 (vect_analyze_data_ref_dependences):
16216 (vect_compute_data_ref_alignment):
16217 (vect_enhance_data_refs_alignment):
16218 (vect_analyze_data_refs_alignment):
16219 (vect_analyze_data_ref_access):
16220 (vect_analyze_data_ref_accesses):
16221 (vect_analyze_pointer_ref_access):
16222 (vect_get_memtag_and_dr):
16223 (vect_analyze_data_refs):
16224 (vect_mark_relevant):
16225 (vect_stmt_relevant_p):
16226 (vect_mark_stmts_to_be_vectorized):
16227 (vect_can_advance_ivs_p):
16228 (vect_get_loop_niters):
16229 (vect_analyze_loop_form):
16230 (vect_analyze_loop):
16231 (vectorize_loops): Likewise.
16233 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
16234 (vect_update_inits_of_drs):
16235 (vect_do_peeling_for_alignment):
16236 (vect_transform_loop):
16237 (vect_analyze_operations):
16238 (vect_analyze_scalar_cycles):
16239 (vect_analyze_data_ref_dependences):
16240 (vect_analyze_data_refs_alignment):
16241 (vect_analyze_data_ref_accesses):
16242 (vect_analyze_data_refs):
16243 (vect_mark_stmts_to_be_vectorized):
16244 (vect_get_loop_niters):
16245 (vect_analyze_loop_form):
16246 (vect_analyze_loop): Likewise.
16247 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
16249 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
16253 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16254 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16255 either -ffast-math or -funsafe-math-optimizations is in use.
16257 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16258 * config/mips/irix-csr.c: New file.
16259 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16260 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16261 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16264 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
16266 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
16267 redundant, incorrect definitions.
16269 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
16271 ("*tls_indirect_call"): New, reference hard regs directly.
16272 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
16274 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16276 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
16277 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
16279 2005-02-06 Roger Sayle <roger@eyesopen.com>
16281 PR rtl-optimization/19800
16282 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
16283 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
16286 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16288 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
16290 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
16293 * doc/invoke.texi: Correct documentation of -freorder-functions.
16295 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16298 * doc/invoke.texi: Don't mention gccbug.
16300 2005-02-06 Roger Sayle <roger@eyesopen.com>
16301 Andrew Pinski <pinskia@physics.uc.edu>
16302 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
16304 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16305 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
16306 into just (zero_extract:SI FOO (const_int 1) BAR).
16308 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16310 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
16311 macro locally. Don't give last revision date. Use GCC version
16312 number from gcc-common.texi.
16313 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
16314 revision date. Use GCC version number from gcc-common.texi.
16315 Describe being a library as current state rather than as 3.x
16317 * doc/gcc.texi: Remove last update date.
16318 * doc/gccint.texi: Likewise. Update copyright dates.
16319 * doc/install.texi: Update copyright dates.
16321 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16324 * doc/invoke.texi: Mention for each option included in -Wall that
16325 it is included in -Wall.
16326 * doc/gcc.texi: Update copyright and last modification date.
16328 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16330 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
16331 unnecessary cast to original induction variable increments.
16333 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16335 PR tree-optimization/18219
16336 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
16337 in distributed form.
16339 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
16341 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
16342 Set bitpos and offset later in the function. Do nothing if the
16343 target is a register and if the bitfield lies completely outside
16345 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
16346 here. Return an uninitialised register if the source value is stored
16347 in a register and the bitfield lies completely outside that register.
16349 2005-02-06 Steven Bosscher <stevenb@suse.de>
16351 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
16354 2005-02-06 Marcin Dalecki <martin@dalecki.de>
16356 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
16358 2005-02-06 Geoffrey Keating <geoffk@apple.com>
16360 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
16361 * config/darwin8.h: New.
16362 * config/darwin7.h: Update comment.
16364 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16365 Dorit Naishlos <dorit@il.ibm.com>
16367 * tree-vectorizer.h (LOC): New type.
16368 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
16369 (loop_line_number): New field in struct _loop_vec_info.
16370 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
16372 * tree-vectorizer.c (input.h): Included.
16373 (find_loop_location): New function.
16374 (vect_debug_stats): Argument changed from loop to LOC. Computation of
16375 loop line number removed.
16376 (vect_debug_details): Likewise.
16377 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
16379 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
16380 call to vect_debug_details/stats changed from loop to loop_loc.
16381 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16382 (slpeel_tree_peel_loop_to_edge): Likewise.
16384 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
16385 changed from NULL to UNKNOWN_LOC.
16386 (vect_get_base_and_offset):
16387 (vect_create_addr_base_for_vector_ref):
16388 (get_vectype_for_scalar_type):
16389 (vect_create_data_ref_ptr):
16390 (vect_init_vector):
16391 (vect_get_vec_def_for_operand):
16392 (vect_finish_stmt_generation):
16393 (vectorizable_assignment):
16394 (vectorizable_operation):
16395 (vectorizable_store):
16396 (vectorizable_load):
16397 (vect_transform_stmt):
16398 (vect_update_ivs_after_vectorizer):
16399 (vect_do_peeling_for_loop_bound):
16400 (vect_do_peeling_for_alignment):
16401 (vect_transform_loop):
16402 (vect_is_simple_use):
16403 (vect_analyze_operations):
16404 (vect_is_simple_iv_evolution):
16405 (vect_analyze_scalar_cycles):
16406 (vect_analyze_data_ref_dependences):
16407 (vect_compute_data_ref_alignment):
16408 (vect_enhance_data_refs_alignment):
16409 (vect_analyze_data_ref_access):
16410 (vect_analyze_data_ref_accesses):
16411 (vect_analyze_pointer_ref_access):
16412 (vect_get_memtag_and_dr):
16413 (vect_analyze_data_refs):
16414 (vect_mark_relevant):
16415 (vect_stmt_relevant_p):
16416 (vect_mark_stmts_to_be_vectorized):
16417 (vect_can_advance_ivs_p):
16418 (vect_get_loop_niters):
16419 (vect_analyze_loop):
16420 (vectorize_loops): Likewise.
16422 (vectorizable_load): Argument in call to vect_debug_details/stats
16423 changed from loop to LOOP_LOC (loop_vinfo).
16424 (vect_transform_loop):
16425 (vect_analyze_operations):
16426 (vect_analyze_scalar_cycles):
16427 (vect_analyze_data_ref_dependence):
16428 (vect_enhance_data_refs_alignment):
16429 (vect_analyze_data_ref_accesses):
16430 (vect_analyze_pointer_ref_access):
16431 (vect_analyze_data_refs):
16432 (vect_analyze_loop): Likewise.
16434 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
16435 changed from loop to loop_loc.
16437 (vect_enhance_data_refs_alignment): Removed unused variable loop.
16439 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16440 Dorit Naishlos <dorit@il.ibm.com>
16442 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
16444 (vect_analyze_data_ref_dependences): Likewise.
16446 (vect_is_simple_use): Argument changed from loop structure to
16447 loop_vect_info structure.
16448 (vect_can_advance_ivs_p): Likewise.
16449 (vect_create_index_for_vector_ref): Likewise.
16450 (vect_update_ivs_after_vectorizer): Likewise.
16451 (new_stmt_vec_info): Likewise.
16453 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
16454 changed from loop to loop_vinfo.
16455 (vect_create_data_ref_ptr): First argument in call to
16456 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
16457 (vectorizable_assignment): Second argument in call to vect_is_simple_use
16458 was changed from loop to loop_vinfo.
16459 (vectorizable_operation): Likewise.
16460 (vectorizable_store): Likewise.
16461 (vect_mark_stmts_to_be_vectorized): Likewise.
16462 (vect_do_peeling_for_loop_bound): First argument in call to
16463 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
16464 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
16465 was changed from loop to loop_vinfo.
16466 (vect_analyze_data_ref_dependences): Third argument in call to
16467 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
16469 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
16470 (vect_create_data_ref_ptr): Likewise.
16471 (vect_init_vector): Likewise.
16472 (vect_get_vec_def_for_operand): Likewise.
16473 (vectorizable_assignment): Likewise.
16474 (vectorizable_operation): Likewise.
16475 (vectorizable_store): Likewise.
16476 (vectorizable_load): Likewise.
16477 (vect_update_ivs_after_vectorizer): Likewise.
16478 (vect_is_simple_use): Likewise.
16479 (vect_analyze_data_ref_dependence): Likewise.
16480 (vect_analyze_pointer_ref_access): Likewise.
16481 (vect_can_advance_ivs_p): Likewise.
16483 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
16484 before _stmt_vec_info.
16485 (_stmt_vec_info): Loop field replaced by loop_vec_info.
16486 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
16487 (new_stmt_vec_info): Argument changed from loop structure to
16488 loop_vect_info structure
16490 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
16491 (vect_analyze_offset_expr): Avoid 80 columns overflow.
16492 (vect_create_addr_base_for_vector_ref): Likewise.
16493 (vect_analyze_pointer_ref_access): Likewise.
16495 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16498 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
16499 phi flag if the phi is abnormal.
16501 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16504 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
16505 information for the new statement.
16507 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16510 * gcc.c (main): Include the target in -v output.
16512 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
16514 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
16515 Do not drop the extend if we'd have to add a paradoxical subreg
16516 later. Include optabs.h and insn-codes.h.
16517 * Makefile.in (combine.o): Depend on $(OPTABS_H).
16519 2005-02-02 Roger Sayle <roger@eyesopen.com>
16521 PR middle-end/19405
16522 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
16523 * fold-const.c (const_binop): Avoid constant folding floating
16524 point operations in modes that use composite representations.
16525 * simplify-rtx.c (simplify_binary_operation): Likewise.
16527 2005-02-02 Geoffrey Keating <geoffk@apple.com>
16529 * config/rs6000/altivec.md (altivec_dst): Make the first operand
16531 (altivec_dstt): Likewise.
16532 (altivec_dstst): Likewise.
16533 (altivec_dststt): Likewise.
16534 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
16537 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16539 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
16540 EXPR_LOCUS from orig_cond to the new cond_stmt.
16541 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
16544 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16546 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
16547 standard_iv_increment_position. Remove call to bsi_next
16548 (no need to bump the iterator anymore).
16549 (vect_create_index_for_vector_ref): Call
16550 standard_iv_increment_position. Remove second function argument.
16551 (vect_finish_stmt_generation): Remove call to bsi_next
16552 (no need to bump the iterator anymore).
16553 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
16554 to vect_create_index_for_vector_ref.
16556 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16558 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
16559 phis are used out of the loop.
16561 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16564 * c-decl.c (undef_nested_function): New variable.
16565 (pop_scope): Diagnose undefined nested functions.
16566 (finish_function): Don't attempt cgraph processing or genericizing
16567 if current top-level function contained an undefined nested
16568 function. Reset undef_nested_function at the end of a top-level
16571 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
16573 * tree.c (build_int_cst_type): Take sign of the value into account
16574 when deciding whether sign extend the value.
16576 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16579 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
16580 (cpp_options, cc1_options): Change %{std*&ansi} to
16581 %{std*&ansi&trigraphs}.
16583 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16585 * cse.c: Update comments.
16587 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
16589 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
16590 arguments go on the stack. Do not put complex doubles in odd/even
16593 2005-02-02 Steven Bosscher <stevenb@suse.de>
16595 * doc/invoke.texi: Update the options enabled at -O1, -O2,
16596 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
16597 -ftree-pre, and -fthread-jumps.
16599 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
16601 PR tree-optimization/19578
16602 * tree-flow.h (modified_noreturn_calls): Declare.
16603 (noreturn_call_p): Declare.
16604 * tree-flow-inline.h (noreturn_call_p): New function.
16605 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
16606 * tree-cfg.c (modified_noreturn_calls): New variable.
16607 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
16608 that contain a mid-block noreturn call.
16609 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
16611 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16613 * df.c (df_def_record_1, df_uses_record): Don't use
16615 * df.h (DF_FOR_REGALLOC): Remove.
16617 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16620 * c-typeck.c (really_start_incremental_init): Reset
16621 constructor_max_index for arrays of incomplete type.
16623 2005-02-02 Jeff Law <law@redhat.com>
16625 * gcse.c (struct reg_set): Store the block index where the register
16626 was set rather than the setting insn.
16627 (record_one_set, compute_transp): Corresponding changes.
16628 (pre_insert_copy_insn): Do not call replace_one_set.
16629 (replace_one_set): Remove.
16631 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16634 * doc/gcov.texi: Fix typo.
16636 2005-02-01 Richard Henderson <rth@redhat.com
16639 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
16640 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
16642 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
16643 * config/i386/i386-protos.h: Update.
16645 2005-02-01 Steven Bosscher <stevenb@suse.de>
16647 PR tree-optimization/19217
16648 * tree-cfg.c (verify_expr): Use the data field to see if TP was
16649 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
16650 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
16651 that it is walking a PHI node.
16653 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
16655 * doc/extend.texi (Nested Functions): Update.
16657 2005-02-01 Richard Henderson <rth@redhat.com>
16660 * optabs.c (expand_copysign_absneg): Export.
16661 * optabs.h (expand_copysign_absneg): Declare.
16662 * config/rs6000/rs6000.md (copysigntf3): New.
16664 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16666 PR tree-optimization/19633
16667 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
16668 * tree-ssa-alias.c (init_alias_info): Initialize.
16669 (merge_pointed_to_info): Set.
16670 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
16671 (dump_points_to_info_for): Show value of pt_null.
16672 (struct count_ptr_d): Declare.
16673 (find_ptr_dereference): Remove.
16674 (ptr_is_dereferenced_by): Remove.
16675 (count_ptr_derefs): New local function.
16676 (count_uses_and_derefs): New local function.
16677 (compute_points_to_and_addr_escape): Call it. If the number
16678 of dereferences is greater than zero, mark the pointer as
16679 dereferenced. If there are fewer dereferences than uses of
16680 the pointer, the pointer's value escapes.
16682 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16684 PR tree-optimization/19670
16685 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
16687 (verify_use): ... set it here, instead.
16689 2005-02-01 Janis Johnson <janis187@us.ibm.com>
16691 * doc/sourcebuild.texi (Test directives): Fix formatting.
16693 * doc/sourcebuild.texi (Test directives): Describe selector
16696 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
16698 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
16699 specific 64-bit CPUs.
16701 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
16704 * arm.c (arm_eliminable_register): New function.
16705 (adjacent_mem_locations): Don't allow eliminable registers. Use
16706 HOST_WIDE_INT for address offsets.
16707 * arm-protos.h (arm_eliminable_register): Add prototype.
16709 2005-02-01 Steven Bosscher <stevenb@suse.de>
16711 PR optimization/15242
16712 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
16713 * basic-block.h (duplicate_computed_gotos): Add prototype.
16714 * bb-reorder.c (duplicate_computed_gotos): New function to
16715 duplicate sufficiently small blocks ending in a computed jump.
16716 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
16717 if not optimizing for size.
16718 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
16719 never do tail merging for blocks ending in a computed jump.
16720 * doc/invoke.texi: Document the max-goto-duplication-insns param.
16722 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
16724 Patch from Richard Sandiford <rsandifo@redhat.com>
16725 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
16726 from inheriting a subreg equivalence with a non-spill register.
16728 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
16730 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
16732 * config/frv/frv.c (movcc_fp_destination_operand): New.
16733 (gpr_or_memory_operand): Fix typo in comment.
16734 (gpr_or_memory_operand_with_scratch): New.
16735 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
16736 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
16737 movcc_fp_destination_operand.
16738 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
16739 Legitimize memory addresses using a scratch register.
16741 2005-01-31 Jeff Law <law@redhat.com>
16743 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
16744 bitmap a sparse bitmap instead of a simple bitmap.
16745 (mark_def_sites_initialize_block): Corresponding changes.
16746 (ssa_mark_def_sites_initialize_block): Likewise.
16747 (ssa_mark_phi_uses): Likewise.
16748 (mark_def_site, ssa_mark_def_sites): Likewise.
16749 (mark_def_site_blocks): Likewise.
16750 (rewrite_ssa_into_ssa): Likewise.
16752 * tree-ssa-dom.c (record_cond): Pass correct variable type
16753 for last argument to htab_find_slot_with_hash.
16755 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
16756 effects when optimizing 0 % X. Do not try to optimize X % 0.
16758 2005-01-31 James E. Wilson <wilson@specifixinc.com>
16760 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
16763 2005-02-01 Eric Christopher <echristo@redhat.com>
16765 * config/mips/mips.c (override_options): Warn if -mint64
16767 * doc/invoke.texi (MIPS Options): Document that -mint64 is
16770 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
16772 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
16774 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
16775 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
16776 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
16777 (cached_regno): Initialize to INVALID_REGNUM.
16778 (cse_reg_info_table_size,
16779 cse_reg_info_table_first_uninitialized,
16780 cse_reg_info_timestamp): New.
16781 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
16783 (init_cse_reg_info, get_cse_reg_info_1): New.
16784 (get_cse_reg_info): Cache the last look-up.
16785 (new_basic_block): Update the code to clear mappings from
16786 registers to cse_reg_info entries.
16787 (cse_main): Call init_cse_reg_info.
16789 * cse.c (get_cse_reg_info): Update a comment.
16791 2005-01-31 Steven Bosscher <stevenb@suse.de>
16794 * c-decl.c (start_decl): Do not warn about arrays of elements with
16795 an incomplete type here.
16796 (grokdeclarator): Do it here by making a pedwarn an error.
16797 * c-typeck.c (push_init_level): If there were previous errors with
16798 the constructor type, do not warn about braces for initializers.
16799 (process_init_element): Likewise for excess initializer elements.
16801 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
16803 * cse.c (delete_trivially_dead_insn): Don't iterate.
16805 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
16807 * config/rs6000/rs6000.md (copysignsf3): New expand.
16808 (copysigndf3): Likewise.
16810 2005-01-31 Steven Bosscher <stevenb@suse.de>
16812 * recog.c (constrain_operands): Only look for earlyclobber operand
16813 conflicts if an '&' constraint was seen.
16815 2005-01-31 Marc Espie <espie@openbsd.org>
16817 * config.gcc: Don't include embedded systems fragment, switches default
16818 debugging format to ELF.
16819 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
16820 longer pick it up there.
16822 2005-01-31 Dale Johannesen <dalej@apple.com>
16824 * doc/extend.texi (nested functions): Fix linkage description.
16825 Clarify that static is not allowed.
16827 2005-01-31 Dale Johannesen <dalej@apple.com>
16829 * config/rs6000/darwin.md (movsf_low_di): Make work.
16830 (movdf_low_di): Make work.
16832 2005-01-31 Dale Johannesen <dalej@apple.com>
16834 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
16835 Make work for 64 bit.
16837 2005-01-31 Roger Sayle <roger@eyesopen.com>
16838 Dale Johannesen <dalej@apple.com>
16840 PR middle-end/19650
16841 * fold-const.c (fold_binary_op_with_conditional_arg):
16842 Make types match original operands, before STRIP_NOPS.
16844 2005-01-31 Alan Modra <amodra@bigpond.net.au>
16846 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
16847 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
16848 (struct gcc_sigcontext): Delete. Merge contents to..
16849 (struct gcc_ucontext): ..here.
16850 (get_sigcontext): Delete.
16851 (get_regs): New function, like get_sigcontext but return regs ptr.
16852 64-bit version finds regs from r1 to support vdso.
16853 (ppc_linux_aux_vector): New function.
16854 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
16857 2005-01-31 Ira Rosen <irar@il.ibm.com>
16859 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
16861 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
16862 redundant fold. Fix misalignment for MINUS_EXPR.
16863 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
16864 (vect_analyze_pointer_ref_access): Likewise.
16865 (vect_get_memtag_and_dr): Likewise.
16867 2005-01-31 Richard Henderson <rth@redhat.com>
16869 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
16870 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
16871 absnegdf2_i387, absnegxf2_i387): Likewise.
16873 2005-01-31 Richard Henderson <rth@redhat.com>
16876 * optabs.c (expand_copysign_absneg): New.
16877 (expand_copysign_bit): Split out from ...
16878 (expand_copysign): ... here. Use expand_copysign_absneg.
16880 2005-01-30 Roger Sayle <roger@eyesopen.com>
16882 PR middle-end/19697
16883 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
16884 constant as the second operand and a register as the third.
16886 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
16889 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
16890 that dllimport'd functions do not use all call-clobbered registers
16891 to pass parameters.
16893 2005-01-30 Richard Henderson <rth@redhat.com>
16896 * optabs.c (expand_absneg_bit): Split out from expand_unop and
16897 expand_abs_nojump and generalize. Use operand_subword and
16898 emit_no_conflict_block. Support large modes.
16899 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
16901 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
16902 negation to subtraction.
16903 (expand_copysign): Check that the format has signed zeros.
16904 Use operand_subword and emit_no_conflict_block. Support large modes.
16906 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
16908 Fix PR tree-optimization/19624
16910 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
16911 * tree-ssa-pre.c: Add cfgloop.h.
16913 (pre_stats): New member, constified.
16914 (inserted_exprs): New static variable.
16915 (NECESSARY): New macro.
16916 (create_expression_by_pieces): Fold the expression, and
16917 mark it as defaulting to not necessary. Also put in
16919 (fully_constant_expression): New function.
16920 (insert_into_preds_of_block): Modify to not insert phis when we
16921 are playing with induction variables.
16922 Push phis onto the inserted_exprs vector, and mark them as not
16923 necessary by default.
16924 (insert_aux): Call fully_constant_expression on eprime.
16925 If all edges produce the same value, mark it constant.
16926 (mark_operand_necessary): New function.
16927 (remove_dead_inserted_code): New function.
16928 (init_pre): Init loop optimizer to get loop info.
16929 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
16930 (execute_pre): Commit edge inserts, then remove dead code.
16932 2005-01-30 Richard Henderson <rth@redhat.com>
16934 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
16935 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
16937 2005-01-30 Richard Henderson <rth@redhat.com>
16940 * config/i386/i386.c (ix86_expand_copysign): New.
16941 (ix86_split_copysign_const): New.
16942 (ix86_split_copysign_var): Rename from ix86_split_copysign,
16943 rearrange op1/nmask operands.
16944 * config/i386/i386-protos.h: Update.
16945 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
16946 (copysigndf3): Likewise.
16947 (copysignsf3_const, copysigndf3_const): New.
16948 (copysignsf3_var): Rename from copysignsf3, split out splitter
16949 and fix split predicate for X constraint.
16950 (copysigndf3_var): Similarly.
16952 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
16954 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
16955 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
16956 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
16958 2005-01-29 Richard Henderson <rth@redhat.com>
16961 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
16962 of # and * in constraints.
16964 2005-01-29 Richard Henderson <rth@redhat.com>
16966 PR middle-end/19689
16967 * expr.c (store_field): Don't strip sub-mode cast when the input
16968 data is even smaller.
16970 2005-01-29 Richard Henderson <rth@redhat.com>
16972 PR middle-end/19687
16973 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
16976 2005-01-29 Richard Henderson <rth@redhat.com>
16978 * combine.c (make_field_assignment): Fix argument order
16981 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
16983 PR tree-optimization/15791
16984 * fold-const.c (extract_array_ref): New function.
16985 (fold): Fold comparisons between &a[i] and &a[j] or
16986 semantically equivalent trees.
16988 2005-01-29 Jeff Law <law@redhat.com>
16990 * gcse.c (insert_expr_in_table): Revamp handling of available
16991 and anticipatable occurrence lists to avoid unnecessary list
16993 (insert_set_in_table): Similarly.
16995 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
16997 * c-common.c (fix_string_type): Just use c_build_qualified_type to
16999 (c_build_qualified_type): Build qualified array types with
17000 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17001 * c-decl.c (c_make_fname_decl): Build unqualified array type
17002 before qualified type.
17003 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17004 type is qualified, not just if type itself is. Don't apply
17005 qualifiers to array type when declarator is processed. Apply
17006 qualifiers to field type whether or not it is an array type.
17007 Don't handle array types specially for applying qualifiers to
17009 * c-typeck.c (composite_type): Build unqualified element type and
17010 array type when forming composite of array types.
17011 (common_pointer_type, comptypes, comp_target_types,
17012 type_lists_compatible_p, build_indirect_ref, build_array_ref,
17013 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17015 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17016 (args2) in variables a1 and a2.
17018 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
17020 * cse.c (n_elements_made, max_elements_made): Remove.
17021 (insert): Don't touch n_elements_made.
17022 (cse_main): Don't touch n_elements_made or max_elements_made.
17024 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17027 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17028 configuration part of dp-bit.c to be lost.
17030 2005-01-28 Roger Sayle <roger@eyesopen.com>
17032 * expmed.c (expand_mult_highpart_optab): When attempting to use
17033 a non-widening multiplication in a wider mode, the operands need
17034 to be converted (zero or sign extended) to that mode.
17036 2005-01-28 Ian Lance Taylor <ian@airs.com>
17038 PR middle-end/16558
17039 PR middle-end/19583
17040 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17041 through if both operands fall through.
17043 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17045 * cse.c (fold_rtx) <PC>: Don't optimize.
17047 2005-01-28 Jeff Law <law@redhat.com>
17049 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17050 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17052 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17054 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17055 cse_reg_info_used_list_end): Remove.
17056 (cse_reg_info_list, cse_reg_info_list_free): New.
17057 (get_cse_reg_info): When allocating an instance of
17058 cse_reg_info, add it to the beginning of the cse_reg_info_list
17059 list. Remove code to maintain cse_reg_info_used_list.
17060 (new_basic_block): Reset the free list to the beginning of
17063 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17065 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17066 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17067 (frv_expand_mdpackh_builtin): New function.
17068 (frv_expand_builtin): Use it to expand __MDPACKH.
17069 * doc/extend.texi (__MDPACKH): Update documentation.
17071 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17073 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17074 SSE_FLOAT_MODE_P for use_sse computation.
17076 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17079 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17081 2005-01-27 Richard Henderson <rth@redhat.com>
17083 * builtins.c (expand_builtin_copysign): New.
17084 (expand_builtin): Call it.
17085 * genopinit.c (optabs): Add copysign_optab.
17086 * optabs.c (init_optabs): Initialize it.
17087 (expand_copysign): New.
17088 * optabs.h (OTI_copysign, copysign_optab): New.
17089 (expand_copysign): Declare.
17091 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17092 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17094 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17095 (ix86_expand_fp_absneg_operator): ... here.
17096 (ix86_split_copysign): New.
17097 * config/i386/i386-protos.h: Update.
17098 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17099 (copysignsf3, copysigndf3): New.
17101 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17102 (copysignsf3, ncopysignsf3): New.
17103 (copysigndf3, ncopysigndf3): New.
17104 (copysignxf3, ncopysignxf3): New.
17105 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17107 2005-01-27 Arend Bayer <arend.bayer@web.de>
17108 Kazu Hirata <kazu@cs.umass.edu>
17110 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17111 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17112 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17115 2005-01-27 Jeff Law <law@redhat.com>
17117 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17118 definitions of SSA_NAMEs which are not being rewritten.
17119 (rewrite_ssa_into_ssa): Only initialize the current definition
17120 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17121 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17122 SSA_NAMEs before returning.
17124 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17126 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17127 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17128 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17129 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17130 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17132 2005-01-27 Steven Bosscher <stevenb@suse.de>
17134 PR middle-end/17278
17135 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17136 higher to -O2 and higher. Likewise for tree PRE.
17137 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
17140 2005-01-27 Ian Lance Taylor <ian@airs.com>
17142 PR middle-end/19583
17143 * gimple-low.c (try_catch_may_fallthru): New static function.
17144 (block_may_fallthru): Handle TRY_CATCH_EXPR.
17145 * tree-inline.c (expand_call_inline): Don't warn about reaching
17146 the end of a non-void function being inlined if the function uses
17149 2005-01-27 Jakub Jelinek <jakub@redhat.com>
17151 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
17154 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
17155 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17156 (implicitly_declare): Handle error_mark_node.
17158 2005-01-27 Richard Henderson <rth@redhat.com>
17161 * tree.h (struct tree_decl): Add debug_expr_is_from.
17162 (DECL_DEBUG_EXPR_IS_FROM): New.
17163 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
17164 * dwarf2out.c (dwarf2out_var_location): Update to match.
17165 * tree-outof-ssa.c (create_temp): Likewise.
17166 * var-tracking.c (track_expr_p): Likewise.
17167 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
17168 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
17169 * toplev.c (default_tree_printer): Likewise.
17171 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
17173 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17174 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
17176 2005-01-27 Steven Bosscher <stevenb@suse.de>
17178 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
17179 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
17180 ASM_CLOBBERS): Add tree checks.
17182 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
17183 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
17184 * c-common.def (SWITCH_STMT): Update to match.
17185 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
17186 macros instead of SWITCH_EXPR ones.
17187 * c-dump.c (c_dump_tree): Likewise.
17188 * c-gimplify.c (gimplify_switch_stmt): Likewise.
17189 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
17191 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
17193 2005-01-27 Alan Modra <amodra@bigpond.net.au>
17195 * unwind-dw2.c (execute_stack_op): Add missing cases for
17196 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
17198 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
17200 * config.gcc (Obsolete configurations): Remove 'dummy', add
17201 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
17204 2005-01-26 Diego Novillo <dnovillo@redhat.com>
17206 PR tree-optimization/19633
17207 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
17209 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
17210 are no call-clobbered variables.
17211 * tree-outof-ssa.c (check_replaceable): Return false for calls
17214 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
17216 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
17217 even for variables with NULL DECL_INITIAL.
17219 2005-01-26 Stuart Hastings <stuart@apple.com>
17221 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
17223 2005-01-26 Richard Henderson <rth@redhat.com>
17225 PR middle-end/18008
17226 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17228 * expr.c (store_field): Strip conversions to odd-bit-sized types
17229 if the destination field width matches.
17231 2005-01-26 Richard Henderson <rth@redhat.com>
17233 * c-decl.c, expmed.c, expr.c: Revert last change.
17235 2005-01-26 Richard Henderson <rth@redhat.com>
17237 PR middle-end/18008
17238 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17240 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
17241 if we don't need the bits above those present in the current mode.
17242 * expr.c (store_field): Strip conversions to odd-bit-sized types
17243 if the destination field width matches.
17245 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17247 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17248 either -ffast-math or -funsafe-math-optimizations is in use.
17250 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
17254 * config/avr/avr.c (notice_update_cc): Only set condition code for
17255 ashrqi3 if shift count > 0.
17256 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
17257 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
17258 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
17259 count <= 0 as a no-op, and shift count >= width by copying zero
17260 or sign bit to all bits of the result.
17261 * config/avr/avr.md (all shifts): Add alternatives for zero shift
17262 count, with attribute "length" set to 0 and "cc" set to "none".
17264 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17266 * doc/invoke.texi: Document -mTLS.
17268 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
17269 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
17270 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
17271 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
17272 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
17273 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
17274 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
17275 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
17277 * configure.ac: Check for a TLS capable gas.
17279 * configure: Regenerate.
17281 2005-01-26 Richard Henderson <rth@redhat.com>
17283 PR middle-end/18008
17284 * combine.c (make_field_assignment): Simplify store to zero_extract
17285 from a source with an overlapping mask.
17287 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17289 2004-11-11 Eric Christopher <echristo@redhat.com>
17291 * config/frv/frv.md: Add fr400_integer automaton. Don't
17292 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
17295 2005-01-26 Steven Bosscher <stevenb@suse.de>
17297 PR middle-end/16585
17298 * cfgbuild.c (make_edges): Do not clear or set
17299 current_function_has_computed_jump.
17300 * function.h (struct function): Remove the has_computed_jump field.
17301 (current_function_has_computed_jump): Do not define.
17302 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
17303 in a computed jump. Ignore current_function_has_computed_jump.
17305 2005-01-26 Richard Henderson <rth@redhat.com>
17307 PR middle-end/19515
17308 * expr.c (categorize_ctor_elements): New argument p_must_clear.
17309 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
17311 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
17312 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
17313 objects into static storage if they have more than one non-zero value.
17314 * tree.h (categorize_ctor_elements): Update decl.
17316 2005-01-26 Steven Bosscher <stevenb@suse.de>
17318 PR middle-end/19616
17319 * tree.h (CALL_EXPR_TAILCALL): Add comment.
17320 * calls.c (check_sibcall_argument_overlap_1): Revert the change
17321 to this function from 2004-07-10.
17322 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
17323 the current function for tail call optimizations if the address
17324 of one of it its arguments is taken.
17326 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
17328 * cse.c (fold_rtx): Call equiv_constant only when necessary.
17330 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
17332 * function.c (expand_function_end): If current_function_calls_alloca,
17333 emit stack restore in a place that is reached when the function falls
17334 through at the end.
17336 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
17338 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
17339 rule to avoid matching inappropriate suffix rule.
17341 2005-01-26 Jan Hubicka <jh@suse.cz>
17343 PR tree-optimization/19241
17344 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
17346 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17348 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
17349 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
17351 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
17352 <sim*>: Always use crt1.o, regardless of N in simN.
17353 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17354 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
17355 (CRT_CALL_STATIC_FUNCTION): Remove.
17356 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
17357 use crt1.o, regardless of N in simN.
17358 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17359 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
17360 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
17361 case isystem setting.
17362 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
17364 2005-01-25 Ian Lance Taylor <ian@airs.com>
17366 * gimple-low.c (block_may_fallthru): Correct handling of
17367 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
17369 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17371 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
17372 handlers to match indentation; nested under the mtune=* handler.
17373 Similar for mcpu= and march=.
17375 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
17377 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
17378 * config/mips/linux64.h (LIB_SPEC): Likewise.
17379 * config/mn10300/linux.h (LIB_SPEC): Likewise.
17380 * config/sh/linux.h (LIB_SPEC): Likewise.
17382 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
17384 * config/frv/frv.c (frv_legitimize_tls_address): New.
17385 (TARGET_HAVE_TLS): Define.
17386 (FRV_SYMBOL_REF_TLS_P): Define.
17387 (frv_override_options): Handle new register classes.
17388 (frv_legitimate_address_p): Reject tls addresses.
17389 (frv_legitimize_address): Handle TLS addresses.
17390 (gen_inlined_tls_plt): New.
17391 (gen_tlsmoff): New.
17392 (frv_legitimize_tls_address): New.
17393 (unspec_got_name): Add TLS entries.
17394 (got12_operand): Add R_FRV_TLSMOFF12 case.
17395 (frv_emit_move): Fixup TLS addresses.
17396 (frv_emit_movsi): Legitimize TLS addresses.
17398 * config/frv/frv.h (MASK_BIG_TLS): New.
17399 (TARGET_BIG_TLS): New.
17400 (HAVE_AS_TLS): Define.
17401 (TARGET_SWITCHES): Add -mTLS and -mtls options.
17402 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
17403 (REG_CLASS_NAMES): Same.
17404 (REG_CLASS_CONTENTS): Same.
17405 (CONSTRAINT_LEN): New.
17406 (REG_CLASS_FROM_CONSTRAINT): New.
17407 (PREDICATE_CODES): Add symbolic_operand.
17409 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
17410 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
17411 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
17412 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
17413 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
17414 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
17415 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
17416 GR9_REG, GR14_REG, LRREG.
17417 (type): Add load_or_call attribute.
17418 ("load_or_call"): New reservation.
17419 ("call_gettlsoff"): New.
17420 ("tls_indirect_call"): New.
17421 ("tls_load_gottlsoff12"): New.
17422 ("tlsoff_hilo"): New.
17423 ("tls_tlsdesc_ldd"): New.
17424 ("tls_tlsoff_ld"): New.
17427 * config/frv/frv-protos.h (symbolic_operand): Protoize.
17429 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
17431 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
17432 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
17433 * config/frv/frv.c (TLS_BIAS): Define.
17434 (frv_output_dwarf_dtprel): New.
17436 2005-01-26 Jakub Jelinek <jakub@redhat.com>
17438 PR rtl-optimization/19579
17439 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
17440 both A and B, see if they don't clobber registers the other expr uses.
17442 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
17444 * real.c (do_add): Initialize signalling and canonical members.
17446 * real.c (real_from_integer): Zero out destination.
17448 2005-01-18 Jan Hubicka <jh@suse.cz>
17450 PR tree-optimize/19337
17451 * tree-inline.c (initialize_inlined_parameters): Copy
17452 saved_static_chain_decl only.
17454 2005-01-25 Richard Henderson <rth@redhat.com>
17458 * config/i386/i386.c (x86_inter_unit_moves): Zero.
17459 (ix86_preferred_reload_class): Rewrite fp-constant section, with
17460 80387 enabled, to return a proper subclass. Return the subset that
17461 overlaps with GENERAL_REGS for PLUS.
17462 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
17464 2005-01-25 Richard Henderson <rth@redhat.com>
17466 PR middle-end/19609
17467 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
17469 2005-01-25 Roger Sayle <roger@eyesopen.com>
17471 * expmed.c (choose_multiplier): Change interface to return the
17472 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
17473 (expand_divmod): Update calls to choose_multiplier.
17475 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17477 PR middle-end/19330
17478 * expmed.c (extract_bit_field): Use adjust_address instead of
17479 gen_lowpart when op0 is a MEM.
17481 2005-01-24 Steven Bosscher <stevenb@suse.de>
17483 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
17485 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17487 * config/mips/irix-csr.c: New file.
17488 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17489 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17490 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17493 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
17496 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
17497 sparc/elf.h, add sparc/sp-elf.h.
17498 (sparc-*-rtems*): Likewise.
17499 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
17500 tm-dwarf2.h, add sparc/sp-elf.h.
17501 (sparc86x-*-elf): Likewise.
17502 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
17503 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
17504 TARGET_OS_CPP_BUILTINS.
17505 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17506 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17508 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
17509 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
17510 (SWITCH_TAKES_ARG): Likewise.
17511 (LOCAL_LABEL_PREFIX): Likewise.
17512 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
17513 (TARGET_N_FORMAT_TYPES): Delete.
17514 (TARGET_FORMAT_TYPES): Likewise.
17515 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
17516 * config/sparc/elf.h: Delete.
17517 * config/sparc/sp-elf.h: New file.
17519 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17521 * tree-flow-inline.h (phi_arg_from_edge): Remove.
17522 * tree-flow.h: Remove the corresponding prototype.
17523 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
17524 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
17526 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17529 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
17530 for AIX ABI or ELF -fPIC.
17531 (rs6000_emit_load_toc_table): Don't create toc_section here.
17532 (rs6000_xcoff_file_start): Nor here.
17534 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
17536 * sh.c (ra.h): Don't #include.
17537 (hard_regs_intersect_p): New function, resurrected from ra.c.
17539 * sh.c: Fix 1996 Copyright.
17541 2005-01-24 Richard Henderson <rth@redhat.com>
17542 Aldy Hernandez <aldyh@redhat.com>
17544 * regrename.c (note_sets): Handle subregs.
17546 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
17549 * genconditions.c (write_header, write_conditions): Elide file if
17552 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17554 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
17555 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
17558 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17560 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
17561 expand_builtin_printf, expand_builtin_fprintf,
17562 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
17563 checking against POINTER_TYPE.
17564 (validate_arglist): Handle POINTER_TYPE code by checking
17567 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
17569 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
17570 init_rtlanal): New.
17571 (for_each_rtx): Call for_each_rtx_1.
17572 * rtl.h (init_rtlanal): Declare.
17573 * toplev.c (backend_init): Call init_rtlanal.
17575 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17577 * flow.c (propagate_one_insn): Formatting.
17579 PR middle-end/19551
17580 * flow.c (libcall_dead_p): Be more conservative if unsure.
17581 If there are any instructions between insn and call, see if they are
17582 all dead before saying the libcall is dead.
17584 2005-01-24 Uros Bizjak <uros@kss-loka.si>
17586 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
17587 operand constraint for operand 0.
17589 2005-01-23 Richard Henderson <rth@redhat.com>
17592 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
17593 edges leading to join block.
17595 2005-01-23 Roger Sayle <roger@eyesopen.com>
17597 * expmed.c (expand_mult_highpart): Make static. Change type of
17598 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
17599 (expand_divmod): Updates calls to expand_mult_highpart by using
17600 gen_int_mode to pass a CONST_INT rtx.
17601 * rtl.h (expand_mult_highpart): Remove prototype.
17603 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17605 * flow.c (regset_bytes, regset_size): Remove.
17607 * cfganal.c: Fix a reference to Harvey's paper.
17609 2005-01-23 Steven Bosscher <stevenb@suse.de>
17611 PR rtl-optimization/19464
17612 * tree-optimize.c (init_tree_optimization_passes): Add one more
17613 copyrename pass just before out-of-ssa.
17615 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
17618 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
17619 * ggc-none.c (ggc_free): Define.
17621 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17623 * cse.c (max_reg, max_insn_uid): Remove.
17624 (cse_main): Don't access max_reg or max_insn_uid.
17626 * c-common.c (explicit_flag_signed_bitfields,
17627 lang_statement_code_p, lang_expand_function_end): Remove.
17628 * c-common.h: Remove the corresponding declarations.
17629 * c-opts.c (c_common_handle_option): Remove all write access
17630 to explicit_flag_signed_bitfields.
17632 * cgraph.c (cgraph_varpool_n_nodes): Remove.
17633 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
17634 * cgraph.h: Remove the corresponding declaration.
17636 * gcse.c (null_pointer_info): Remove.
17638 2005-01-23 Roger Sayle <roger@eyesopen.com>
17639 Eric Botcazou <ebotcazou@libertysurf.fr>
17641 * combine.c (simplify_logical): Only simplify logical expressions
17642 of the form ior(and(x,y),z) by the inverse distributive law if the
17643 result is cheaper than the original.
17645 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17647 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
17648 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
17649 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
17650 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
17651 config/freebsd-spec.h, config/arm/arm.h,
17652 config/h8300/h8300.md, config/i386/i386.md,
17653 config/i386/predicates.md, config/i386/sse.md,
17654 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
17655 config/vax/vax.md: Fix comment typos. Follow spelling
17658 2005-01-23 Steven Bosscher <stevenb@suse.de>
17660 * gengtype.c (walk_type): Produce `not equal to' compares for loop
17661 tests, instead of `less than'.
17663 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
17665 * function.c (assign_parm_setup_block): When creating a new stack slot
17666 for a parameter, get its alignment from the parameter's DECL_ALIGN
17667 rather than the type's TYPE_ALIGN. Make sure that the parameter
17668 is at least word aligned.
17670 2005-01-22 Roger Sayle <roger@eyesopen.com>
17672 PR middle-end/19378
17673 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
17675 2005-01-22 Richard Henderson <rth@redhat.com>
17678 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
17679 in both compare operands.
17680 (movdfcc_1_sse_max): Likewise.
17681 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
17682 (movdfcc_1_sse): Likewise.
17683 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
17684 scratch register as needed.
17686 2005-01-22 Richard Henderson <rth@redhat.com>
17688 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
17690 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
17692 2005-01-22 Richard Henderson <rth@redhat.com>
17694 * genopinit.c (optabs): Use smin/smax for floating point too.
17695 * doc/md.texi: Update to match. Clarify that floating point
17696 results are undefined for +0/-0 and NaN.
17697 * doc/rtl.texi: Likewise.
17698 * rtl.def (SMIN, SMAX): Likewise
17699 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
17701 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
17702 leading 's' to the name.
17703 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
17704 smaxxf3, sminxf3): Likewise.
17705 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
17708 2005-01-22 Paul Brook <paul@codesourcery.com>
17710 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
17712 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
17714 * config/s390/s390.c (struct processor_costs): New fields
17715 dlgr, dlr, dr, dsgfr, dsgr.
17716 (z900_cost, z990_cost): Values for new fields.
17717 (s390_rtx_costs): New cases MEM und COMPARE in switch
17718 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
17719 DIV, MOD, UDIV, UMOD.
17721 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17723 * config/s390/s390.md ("doloop_si64"): Reload input value directly
17724 into the register being decremented.
17725 ("doloop_si31", "doloop_di"): Likewise.
17726 ("*doloop_si_long"): Adapt pattern.
17728 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17730 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
17732 (CLASS_MAX_NREGS): Likewise.
17734 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
17736 * doc/tree-ssa.texi (Statement Operands): Add example for new
17737 must-def macro. Note deprecation of old operands interface.
17739 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
17741 PR tree-optimization/19484
17742 * tree-cfg.c (remove_fallthru_edge): New function.
17743 (cleanup_control_flow): Remove fallthru edges from calls that are
17744 now known not to return.
17746 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17748 Fix PR tree-optimization/19038
17749 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
17750 copies with loop variant ones.
17752 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
17754 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
17755 config/alpha/alpha-protos.h, config/alpha/alpha.h,
17756 config/alpha/alpha.md, config/alpha/predicates.md,
17757 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
17758 config/sparc/sol2.h: Update copyright.
17760 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
17761 first label to see if it is a nonlocal label.
17763 2005-01-22 David Edelsohn <edelsohn@gnu.org>
17764 Andrew Pinski <pinskia@physics.uc.edu>
17767 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
17768 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
17770 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17772 * config/rs6000/rtems.h: Update copyright.
17774 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17777 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
17778 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
17779 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
17781 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
17784 * c-typeck.c (convert_arguments): Check for error_mark_node.
17786 2005-01-21 Ian Lance Taylor <ian@airs.com>
17788 PR tree-optimization/13000
17789 * tree-inline.c: Include "tree-flow.h".
17790 (expand_call_inline): If warn_return_type, warn if non-void inline
17791 function falls through.
17792 * tree-cfg.c (execute_warn_function_return): Don't warn about
17793 control reaching end if TREE_NO_WARNING is set. Set
17795 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
17797 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
17798 branch if we don't need one.
17799 * c-typeck.c: Include "tree-flow.h"
17800 (c_finish_bc_stmt): Don't add a goto if the current statement
17801 list doesn't fall through to the current point.
17803 2005-01-21 Roger Sayle <roger@eyesopen.com>
17805 PR rtl-optimization/576
17806 * real.c (real_arithmetic): Change return type from void to bool
17807 to return an indication that the result may be inexact.
17808 * real.h (real_arithmeric): Update prototype.
17809 * fold-const.c (const_binop): Don't constant fold floating
17810 point expressions when the user specifies -frounding-math and
17811 the result may depend upon the run-time rounding mode.
17812 (fold_convert_const_real_from_real): Clean-up.
17813 (fold_initializer): Ignore flag_rounding_math for initializers.
17814 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
17815 constant fold FP operations with flag_rounding_math if the
17816 result may depend upon the run-time rounding mode.
17818 2005-01-21 Tom Tromey <tromey@redhat.com>
17820 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
17822 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
17824 * tree-cfg.c: Fix comment typos.
17826 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
17828 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
17829 around the call to rest_of_handle_branch_target_load_optimize.
17831 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17833 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
17834 (sparc64-*-openbsd*): Likewise.
17835 (sparclite-*-elf*): Include tm-dwarf2.h.
17836 (sparc86x-*-elf*): Likewise.
17837 (sparc64-*-elf*): Likewise.
17838 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
17839 (DBX_DEBUGGING_INFO): Likewise.
17840 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
17841 (PREFERRED_DEBUGGING_TYPE): Likewise.
17842 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
17843 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
17844 (PREFERRED_DEBUGGING_TYPE): Likewise.
17845 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
17846 (PREFERRED_DEBUGGING_TYPE): Likewise.
17847 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
17849 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
17852 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
17854 2005-01-20 Paul Brook <paul@codesourcery.com>
17856 * doc/rtl.texi: Document value extension requirements for CONST_INT.
17858 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17860 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
17861 label is first in a sequence of labels.
17863 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
17865 2005-01-20 Janis Johnson <janis187@us.ibm.com>
17866 Giovanni Bajo <giovannibajo@gcc.gnu.org>
17868 * doc/sourcebuild.texi (Test Directives): New.
17870 2005-01-20 Roger Sayle <roger@eyesopen.com>
17872 * real.c (real_floor): Don't leave the result uninitialized when
17873 mode is VOIDMode, but return the unrounded intermediate value.
17874 (real_ceil): Likewise.
17876 2005-01-20 Paul Brook <paul@codesourcery.com>
17878 * config/arm/arm.md (insv): Use gen_int_mode.
17880 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17882 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
17883 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17884 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17885 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17886 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17888 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17891 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
17892 fbreg, so we have to assume we can't.
17893 (loc_descriptor_from_tree_1): Ditto.
17894 (containing_function_has_frame_base): New function.
17895 (add_location_or_const_value_attribute): Use it.
17896 Also try to generate a frame_base from a single element location
17899 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17901 PR tree-optimization/15349
17902 * timevar.def (TV_TREE_MERGE_PHI): New.
17903 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
17905 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
17906 calls to tree_forwarder_block_p.
17907 (remove_forwarder_block_with_phi, merge_phi_nodes,
17908 gate_merge_phi, pass_merge_phi): New.
17909 * tree-optimize.c (init_tree_optimization_passes): Add
17911 * tree-pass.h: Add an extern for pass_merge_phi;
17913 2005-01-20 Richard Henderson <rth@redhat.com>
17916 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
17917 (_mm_castps_pd, _mm_castps_si128): New.
17918 (_mm_castsi128_ps, _mm_castsi128_pd): New.
17920 2005-01-20 Richard Henderson <rth@redhat.com>
17923 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
17924 __builtin_ia32_vec_init_v2si.
17925 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
17926 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
17927 (ix86_init_mmx_sse_builtins): Create it.
17928 (ix86_expand_builtin): Expand it.
17929 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
17930 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
17931 (vec_extractv2si_0, vec_extractv2si_1): New.
17933 2005-01-20 Richard Henderson <rth@redhat.com>
17936 * config/i386/i386.c (ix86_expand_push): New.
17937 * config/i386/mmx.md (push<MMXMODE>1): New.
17938 * config/i386/sse.md (push<SSEMODE>1): New.
17939 * config/i386/i386-protos.h: Update.
17941 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17943 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
17946 2005-01-20 Richard Henderson <rth@redhat.com>
17948 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
17949 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
17951 2005-01-19 Richard Henderson <rth@redhat.com>
17954 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
17955 to V4SFmode in SSE1 fallback load path.
17957 2005-01-19 Richard Henderson <rth@redhat.com>
17959 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
17960 in QImode expansion to ix86_expand_vector_set.
17961 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
17963 2005-01-19 Richard Henderson <rth@redhat.com>
17966 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
17967 subclass of the input class.
17968 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
17969 Always true for cross-SSE1 classes. Rationalize conditionals.
17970 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
17971 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
17972 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
17973 (movdi_2): Add MMX/SSE zeros.
17974 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
17975 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
17976 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17977 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
17978 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
17979 (zero_extendsidi2_rex64_1): Remove.
17980 (MOV0 peephole): Check GENERAL_REG_P.
17982 2005-01-19 Richard Henderson <rth@redhat.com>
17985 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
17987 (ix86_expand_vector_extract): Likewise.
17989 2005-01-19 Richard Henderson <rth@redhat.com>
17991 PR middle-end/19304
17992 * expr.c (emit_move_change_mode): New argument force; use
17993 simplify_gen_subreg if true.
17994 (emit_move_via_alt_mode): Merge into ...
17995 (emit_move_via_integer): ... here.
17996 (emit_move_ccmode): Use emit_move_change_mode directly.
17998 2005-01-19 Richard Henderson <rth@redhat.com>
18001 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18002 (alpha_preferred_reload_class): Handle CONST_VECTOR.
18003 (alpha_emit_set_const_1): Add no_output parameter; don't emit
18005 (alpha_emit_set_const): Likewise. Make static.
18006 (alpha_emit_set_long_const): Make static.
18007 (alpha_extract_integer): Split out from alpha_expand_mov.
18008 (alpha_split_const_mov): Likewise.
18009 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
18010 (alpha_legitimate_constant_p): New.
18011 * config/alpha/alpha-protos.h: Update.
18012 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18013 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18014 * config/alpha/alpha.md (movsi): Add n alternative.
18015 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18016 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18017 (splitters for all of the above): Use alpha_split_const_mov.
18018 * config/alpha/predicates.md (non_add_const_operand): New.
18019 (non_zero_const_operand): New.
18020 (input_operand): Use alpha_legitimate_constant_p after reload.
18022 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18024 PR tree-optimization/19038
18025 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18026 (add_candidate): Add ivs with increment in latch only if
18027 allow_ip_end_pos_p is true.
18028 (determine_iv_cost): Use empty_block_p.
18030 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18032 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18033 (compute_dominance_frontiers): Ditto.
18035 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18038 * config/sh/t-rtems: New.
18039 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18041 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18043 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18044 the offset of the selected field.
18046 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18048 * tree-cfg.c (remove_forwarder_block): Fix the check to
18049 prevent a nonlocal label from appearing in the middle of a
18052 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18054 PR rtl-optimization/19462
18055 * reorg.c (find_end_label): Create return insn only if
18056 current_function_epilogue_delay_list is empty.
18058 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18060 * doc/passes.texi: Remove paragraph mentioning new-ra.
18062 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18064 PR rtl-optimization/15139
18065 * combine.c: Include params.h.
18066 (count_rtxs): New function.
18067 (record_value_for_reg): If replace_rtx would replace at least
18068 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18069 (clobber (const_int 0)) instead of TEM.
18070 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18071 * params.h (MAX_LAST_VALUE_RTL): New.
18072 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18073 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18076 * c-typeck.c (digest_init): Only call build_vector if all constructor
18077 elements are *_CST nodes.
18078 * gimplify.c (gimplify_init_constructor): Likewise.
18080 PR middle-end/19164
18081 * c-typeck.c (digest_init): Only call build_vector if inside_init
18084 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18086 * toplev.c (init_asm_output): Remove dead #ifdef.
18088 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18090 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18092 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18094 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18095 accessing DECL_FUNCTION_CODE.
18096 * dojump.c (do_jump): Likewise.
18097 * gimplify.c (gimplify_call_expr): Likewise.
18098 * predict.c (expr_expected_value): Likewise.
18099 (strip_builtin_expect): Likewise.
18100 * tree-inline.c (estimate_num_insns_1): Likewise.
18101 * tree-ssa-loop-im.c (stmt_cost): Likewise
18102 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18103 (tree_expr_nonnegative_p): Likewise.
18105 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18107 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18108 variant of the load_pcrel_sym pattern.
18109 * config/sparc/sparc.md (P macro): Move to the top.
18110 (load_pcrel_sym): Macroize using P.
18111 (save_register_window): Likewise.
18113 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18115 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18116 ("sordered"): Same.
18118 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18121 * c-typeck.c (build_asm_expr): Strip nops off
18122 input memory operands.
18124 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18126 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18127 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18128 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18129 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18131 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18134 * config/i386/i386.c (override_options): If the 80387 is disabled,
18135 then do not return FP values using FP registers.
18137 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
18139 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
18140 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
18141 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
18142 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
18143 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
18144 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
18145 output.h, postreload-gcse.c, postreload.c, recog.c,
18146 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
18147 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
18148 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
18149 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
18150 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
18151 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
18152 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
18153 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
18155 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
18156 config/alpha/alpha.c, config/arm/vfp.md,
18157 config/i386/emmintrin.h, config/i386/i386-modes.def,
18158 config/i386/i386-protos.h, config/i386/i386.h,
18159 config/i386/pmmintrin.h, config/i386/ppro.md,
18160 config/i386/predicates.md, config/i386/xmmintrin.h,
18161 config/i860/i860.c, config/ia64/ia64-modes.def,
18162 config/ia64/ia64-protos.h, config/ia64/ia64.h,
18163 config/ia64/ia64.md, config/ia64/itanium1.md,
18164 config/ia64/itanium2.md, config/ia64/predicates.md,
18165 config/iq2000/iq2000.h, config/mips/linux64.h,
18166 config/rs6000/aix41.h, config/rs6000/aix43.h,
18167 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
18168 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
18169 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
18170 config/sparc/linux64.h, config/sparc/litecoff.h,
18171 config/sparc/sp64-elf.h, config/sparc/sparc.c,
18172 config/sparc/sparc.h, config/sparc/sparc.md,
18173 config/sparc/sysv4-only.h: Update copyright.
18175 2005-01-18 Richard Henderson <rth@redhat.com>
18178 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
18180 2005-01-18 Marc Espie <espie@openbsd.org>
18181 * config/i386/openbsdelf.h: Typo.
18183 2005-01-18 Richard Henderson <rth@redhat.com>
18185 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
18186 special case for sse.
18187 * config/i386/predicates.md (sse_comparison_operator): Likewise.
18189 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
18191 * tree-inline.c (estimate_num_insns_1): Added cases for
18192 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
18194 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18196 PR rtl-optimization/19296
18197 * combine.c (simplify_comparison): Rewrite the condition under
18198 which a non-paradoxical SUBREG of a PLUS can be lifted when
18199 compared against a constant.
18201 2005-01-18 Andi Kleen <ak@muc.de>
18203 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
18204 * c.opt (-Wpointer-sign): Add.
18205 * doc/invoke.texi: (-Wpointer-sign): Add.
18207 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18209 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
18210 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
18211 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
18212 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
18213 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
18214 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
18215 for TARGET_MIX_SSE_I387.
18216 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
18217 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
18218 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
18219 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
18220 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
18221 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
18222 TARGET_MIX_SSE_I387.
18223 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
18226 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18229 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
18230 Add movaps alternative for xmm reg->reg move.
18232 2005-01-17 Jeff Law <law@redhat.com>
18234 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
18235 at the end of the main DOM loop rather than just before DOM exits.
18237 2005-01-17 Diego Novillo <dnovillo@redhat.com>
18239 PR tree-optimization/19121
18240 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
18241 adding aliases to a name tag, also add them to the pointer's
18243 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
18244 sensitive alias info at all. Only check that the two pointers
18245 have compatible pointed-to sets.
18246 * tree-ssa.c (verify_name_tags): Verify that the alias set of
18247 a pointer's type tag is a superset of the alias set of the
18248 pointer's name tag.
18250 2005-01-17 James E Wilson <wilson@specifixinc.com>
18253 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
18254 comment to document why.
18256 2005-01-17 Richard Henderson <rth@redhat.com>
18258 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
18259 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
18260 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
18261 sse2_vmsminv2df3_finite): New.
18262 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
18263 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
18264 Force op1 into register.
18266 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
18268 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
18269 bubblestrap from always rebuilding build directory.
18271 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
18273 * config/s390/s390.md ("*clc"): Remove incorrect '='.
18274 ("*cmpmem_short"): Likewise.
18276 2005-01-17 Steven Bosscher <stevenb@suse.de>
18278 * basic-block.h: Document BB_* flags.
18279 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
18280 use an sbitmap instead.
18281 * sched-rgn.c (compute_trg_info): Likewise.
18283 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
18285 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
18286 redundant target_cpu_default and extra_parts lines. Use the default
18288 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
18289 (SUBTARGET_EXTRA_SPECS): Delete.
18290 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
18291 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
18292 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
18293 and "n32" for -mabi=n32.
18295 2005-01-17 Ian Lance Taylor <ian@airs.com>
18298 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
18299 fold constant variables into initial values.
18301 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18303 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
18305 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
18306 through the statements backward.
18308 2005-01-17 Ian Lance Taylor <ian@airs.com>
18310 PR middle-end/13127:
18311 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
18312 a variable set to the return value of the inlined function.
18314 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
18316 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
18317 when modes are tieable.
18319 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
18321 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
18322 of pthread_create to find out if threads are enabled.
18323 * gthr-posix95.h (__gthread_active_p): Likewise.
18325 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18327 * common.opt (-fnew-ra): Remove.
18329 * toplev.h (flag_new_regalloc): Remove.
18330 * Makefile.in (ra*.*): Don't mention.
18331 * passes.c (rest_of_handle_new_regalloc): Remove.
18332 (rest_of_handle_combine, rest_of_compilation): Always consider
18333 flag_new_regalloc as false.
18334 * doc/invoke.texi: Don't document -fnew-ra.
18336 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18338 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
18339 last parameter to reg_scan.
18340 * loop.c (loop_optimize): Likewise.
18341 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
18342 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
18343 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
18344 rest_of_handle_gcse, rest_of_handle_loop_optimize,
18345 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
18346 * regclass.c (reg_scan): Likewise, for the declaration.
18347 * rtl.h (reg_scan): Likewise, for the prototype.
18349 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18351 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
18352 mark_dfs_back_edges.
18354 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
18356 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
18357 (compute_avail): Uses don't go in tmp_gen.
18359 2005-01-16 Steven Bosscher <stevenb@suse.de>
18361 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
18362 loop to look for a free slot in a page entry.
18364 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18367 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
18368 * toplev.c (compile_file): Call process_pending_assemble_output_defs
18369 just before targetm.asm_out.file_end.
18370 * tree.h (process_pending_assemble_output_defs): Declare.
18371 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
18373 (assemble_alias): Defer generation of assembly code for defines when
18374 TARGET_DEFERRED_OUTPUT_DEFS is true.
18375 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18376 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18377 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
18379 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18382 * pa.c (pa_scalar_mode_supported_p): New function.
18383 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18384 * pa.h (MIN_UNITS_PER_WORD): Add comment.
18386 * pa-protos.h (prefetch_operand): Delete.
18387 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
18388 * pa.c (prefetch_operand): Delete.
18389 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
18390 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
18391 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
18392 and prefetch_nocc_operand.
18393 * pa.md (prefetch): Rework to avoid reload problems handling short
18394 displacements when a cache control completer needs to be provided.
18395 (prefetch_32, prefetch_64): Delete.
18396 (prefetch_cc, prefetch_nocc): New patterns.
18398 2005-01-15 David Edelsohn <edelsohn@gnu.org>
18400 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
18402 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18405 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
18406 exceeds maximum alignment for global common data.
18407 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
18408 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
18410 2004-01-15 Roger Sayle <roger@eyesopen.com>
18412 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
18414 2004-01-15 Roger Sayle <roger@eyesopen.com>
18416 * harg-reg-set.h (reg_class_names): Prototype global array.
18417 * regclass.c (reg_class_names): Declare here and initialize to
18419 (dump_regclass): Remove local declaration of reg_class_names.
18420 (regclass): Likewise.
18421 * cfg.c (dump_flow_info): Likewise.
18422 * ra-debug.c (reg_class_names): Likewise.
18423 * regrename.c (reg_class_names): Likewise.
18424 * reload.c (reg_class_names): Likewise.
18425 * reload1.c (spill_failure): Likewise.
18426 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
18428 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
18430 * config/s390/s390.md ("reload_outti"): Remove predicate for
18431 output operand. Abort if operand is not a MEM.
18432 ("reload_outdi", "reload_outdf"): Likewise.
18434 2005-01-15 Marc Espie <espie@openbsd.org>
18436 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
18437 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
18438 * config/openbsd.h: Fix C++ includes for native configurations.
18439 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
18440 Add trampoline support.
18441 * config/i386/openbsdelf.h: New.
18443 2005-01-15 Marc Espie <espie@openbsd.org>
18445 * collect2.c (main): Explicitly parse -dynamic-linker option.
18447 2005-01-15 Jakub Jelinek <jakub@redhat.com>
18449 PR tree-optimization/19060
18450 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18451 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
18452 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
18453 and handle extract_range_from_cond returning false.
18454 * fold-const.c (fold): Optimize comparisons with min/max even for
18455 width > HOST_BITS_PER_WIDE_INT.
18457 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
18459 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
18460 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
18461 Remove little endian multilib variants.
18462 Add mips32 multilib variant.
18464 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
18466 * explow.c (copy_all_reg, stabilize): Remove.
18467 * expr.h: Remove the corresponding prototypes.
18469 * rtlanal.c (regs_set_between_p): Remove.
18470 * rtl.h: Remove the corresponding prototype.
18472 2005-01-14 David Edelsohn <edelsohn@gnu.org>
18474 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
18475 to rs6000_nonimmediate_operand.
18476 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
18477 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
18478 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
18479 rs6000_nonimmediate_operand.
18480 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
18481 rs6000_nonimmediate_operand.
18483 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
18485 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
18487 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18489 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
18491 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
18492 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
18494 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
18495 (rs6k_nonimmediate_operand): New.
18496 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
18498 (legitimate_lo_sum_address_p): Same.
18499 (rs6000_legitimize_address): Same.
18500 (rs6000_legitimize_reload_address): Same.
18501 (rs6000_legitimate_address): Same.
18502 (spe_build_register_parallel): Pass DF and DC modes in a DI
18505 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
18506 to rs6k_nonimmediate_operand.
18508 * config/rs6000/spe.md ("*frob_df_di"): New.
18509 ("*frob_di_df"): New.
18510 ("*frob_di_df_2"): New.
18511 ("*mov_sidf_e500_subreg0"): New.
18512 ("*mov_sidf_e500_subreg4"): New.
18513 ("*movdf_e500_double"): Change predicate to
18514 rs6k_nonimmediate_operand.
18516 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18518 * postreload.c (move2add_note_store): Only call
18519 trunc_int_for_mode on scalar integers.
18521 2005-01-14 Steven Bosscher <stevenb@suse.de>
18523 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
18524 replace BB_VISITED uses.
18525 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
18526 (propagate_necessity): Check the bitmap instead of BB_VISITED.
18527 (tree_dce_done): Free visited_control_parents.
18528 (perform_tree_ssa_dce): Allocate and clear it.
18529 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
18530 (compute_antic): Iterate from here using a DFS. Use an sbitmap
18531 instead of BB_VISITED.
18533 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
18535 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
18536 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
18537 Remove unused prototypes.
18539 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18541 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
18542 64-bit register usage.
18543 (spe_func_has_64bit_regs_p): Add FIXME note.
18545 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18547 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
18548 flag_finite_math_only with flag_unsafe_math_optimizations.
18550 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
18552 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
18553 end-of-stack check.
18554 (__tpf_eh_return): Copy TPF private stack area from the module
18555 boundary stack frame. Add check for when module addresses are
18556 equal, but no stub address is found.
18558 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
18561 * arm.h (struct machine_function): Add call_via field.
18562 (thumb_call_via_label): Declare.
18563 * arm.c (thumb_call_via_label): New variable.
18564 (thumb_call_reg_needed): New variable.
18565 (arm_output_function_epilogue): For Thumb code, output any per-function
18566 call-indirect trampolines.
18567 (thumb_call_via_reg): New function.
18568 (arm_file_end): New function.
18569 (TARGET_ASM_FILE_END): Call arm_file_end.
18570 (aof_file_end): Likewise.
18571 * arm-protos.h (thumb_call_via_reg): Declare.
18572 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
18573 thumb_call_via_reg in normal case.
18575 2005-01-14 Jakub Jelinek <jakub@redhat.com>
18577 PR middle-end/19084
18578 PR rtl-optimization/19348
18579 * recog.c (peephole2_optimize): Do global life update if some peephole
18580 decides it doesn't need at least one of its inputs and that change
18581 influences liveness at the start of the basic block.
18583 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
18584 arguments instead of 1.
18586 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
18588 PR middle-end/18820
18589 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
18590 zero for nested functions needing a static chain or functions
18591 with a non-constant address.
18593 2005-01-13 Roger Sayle <roger@eyesopen.com>
18595 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
18596 (and (sign_extend X) C) into (zero_extend (and X C)).
18598 2005-01-13 David O'Brien <obrien@FreeBSD.org>
18600 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
18602 2005-01-13 Richard Henderson <rth@redhat.com>
18607 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
18608 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
18609 not just TARGET_SSE.
18610 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
18611 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
18612 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
18613 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
18614 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
18615 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
18616 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
18617 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
18618 (movdicc_c_rex64): Rename with '*'.
18619 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
18620 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
18621 (movsfcc_1_387): Rename from movsfcc_1.
18622 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
18623 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
18624 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
18625 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
18626 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
18627 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
18628 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
18629 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
18630 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
18631 sse_movdfcc_const0_4): Remove.
18632 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
18633 recognize min/max early. Update for changed sse cmove patterns.
18634 (ix86_split_sse_movcc): New.
18635 * config/i386/i386-protos.h: Update.
18637 2005-01-13 Steven Bosscher <stevenb@suse.de>
18639 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
18640 (fix_stmt_v_may_defs): Likewise.
18642 2005-01-13 Richard Henderson <rth@redhat.com>
18644 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
18645 for converting the mask.
18647 2005-01-13 David Edelsohn <edelsohn@gnu.org>
18649 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
18652 2005-01-13 Richard Henderson <rth@redhat.com>
18654 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
18655 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
18656 IX86_BUILTIN_MOVDQ2Q): Remove.
18657 (IX86_BUILTIN_VEC_EXT_V4SI): New.
18658 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
18659 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
18661 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
18662 (sse2_pextrw): Fix immediate constraint.
18663 (sse2_loadq, sse2_loadq_rex64): Remove.
18664 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
18665 Use __builtin_ia32_vec_ext_<size>.
18666 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
18668 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
18670 * function.c (assign_parm_setup_block): Look inside original
18671 entry_parm when inspecting PARALLEL.
18673 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18674 Joel Sherrill <joel@oarcorp.com>
18677 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
18678 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
18679 rtems_gxx_recursive_mutex_init.
18680 (__gthread_recursive_mutex_lock): New function.
18681 (__gthread_recursive_mutex_trylock): Likewise.
18682 (__gthread_recursive_mutex_unlock): Likewise.
18684 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18686 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
18688 2005-01-13 Jan Beulich <jbeulich@novell.com>
18690 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
18691 (ashrti3_internal): Indicate output is early clobber. Generate result
18692 into output rather than first input. Use move for low word of output
18693 if shift count is exactly 64.
18694 (lshrti3_internal): Likewise.
18696 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
18700 * reload1.c (delete_output_reload): Don't delete an output reload
18701 if the pseudo lives longer than a single basic block. Adjust and
18702 improve wording of comment.
18704 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
18707 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
18708 of TYPE_SIZE where we mean the number of bytes.
18710 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
18712 * function.c (assign_parm_setup_block): Relax condition on
18713 multi-register optimization.
18715 2005-01-12 Nick Clifton <nickc@redhat.com>
18717 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
18718 an "in_delay_slot" attribute of "no" to prevent them being used in
18719 delay slots. This is forbidden because they might generate
18722 2005-01-12 Alan Modra <amodra@bigpond.net.au>
18725 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
18726 with r->Y and Y->r.
18728 2005-01-12 Nick Clifton <nickc@redhat.com>
18730 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
18731 passed on to GAS) but do not define, as GAS no longer supports or
18732 needs the -m2000 option.
18734 2005-01-11 Roger Sayle <roger@eyesopen.com>
18736 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
18737 type as args of unprototyped builtins aren't automatically promoted.
18738 (fold_builtin_abs): Likewise.
18740 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18742 * Makefile.in: Set a `build-warn' variable.
18744 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18746 PR tree-optimization/17949
18747 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
18748 (find_interesting_uses_address): Use it.
18750 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
18752 * regrename.c (kill_value): Handle subreg's that won't simplify.
18754 2005-01-11 Richard Henderson <rth@redhat.com>
18757 * config/i386/i386.h (enum ix86_builtins): Move ...
18758 * config/i386/i386.c: ... here.
18759 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
18760 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
18761 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
18762 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
18763 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
18764 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
18765 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
18766 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
18767 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
18768 IX86_BUILTIN_LOADDDUP): Remove.
18769 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
18770 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
18771 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
18772 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
18773 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
18774 (ix86_init_builtins): Make static.
18775 (ix86_init_mmx_sse_builtins): Update for changed builtins.
18776 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
18777 if all the modes match. Otherwise, fake it.
18778 (get_element_number, ix86_expand_vec_init_builtin,
18779 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
18780 (ix86_expand_builtin): Make static. Update for changed builtins.
18781 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
18782 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
18783 (ix86_expand_vector_init_duplicate): New.
18784 (ix86_expand_vector_init_low_nonzero): New.
18785 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
18786 Split out from ix86_expand_vector_init; handle integer modes.
18787 (ix86_expand_vector_init): Use them.
18788 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
18789 * config/i386/i386-protos.h: Update.
18790 * config/i386/predicates.md (reg_or_0_operand): New.
18791 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
18792 (movv2sf_internal): Likewise. And a splitter to match them all.
18793 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
18794 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
18795 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
18796 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
18797 (mmx_pinsrw): Fix operand ordering.
18798 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
18799 rather than sse_loadss expander.
18800 (movv2df splitter): Similarly.
18801 (sse_loadss, sse_loadlss): Remove.
18802 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
18803 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
18804 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
18805 (sse3_movddup): Rename with '*'.
18806 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
18807 (sse2_loadsd): Remove.
18808 (vec_dupv2df_sse3): Rename from sse3_loadddup.
18809 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
18810 (sse2_pinsrw): Fix argument ordering.
18811 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
18812 (sse2_stored): Remove 'r' destination.
18813 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
18814 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
18815 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
18816 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
18817 vec_extractv16qi, vec_initv16qi): New.
18819 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
18820 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
18821 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
18823 (_mm_load_pd, _mm_store_pd): Use plain dereference.
18824 (_mm_load_si128, _mm_store_si128): Likewise.
18825 (_mm_load1_pd): Use _mm_set1_pd.
18826 (_mm_load_sd): Use _mm_set_sd.
18827 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
18828 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
18829 (_mm_set_epi64): Use _mm_set_epi64x.
18830 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
18831 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
18832 _mm_setr_epi8): Use _mm_set_foo form.
18833 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
18834 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
18835 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
18836 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
18837 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
18838 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
18839 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
18840 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
18841 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
18842 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
18843 (_mm_movedup_pd): Use _mm_shuffle_pd.
18844 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
18845 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
18846 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
18847 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
18848 Use _mm_setzero_ps.
18849 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
18850 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
18851 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
18852 (_mm_store_ps): Use raw dereference.
18853 (_mm_store1_ps): Use _mm_storeu_ps.
18854 (_mm_storer_ps): Use _mm_store_ps.
18855 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
18856 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
18858 2005-01-11 Stan Shebs <shebs@apple.com>
18860 * config/rs6000/rs6000.c (machopic_output_stub): Issue
18861 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
18863 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
18866 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
18867 Skip all DECLs except for FIELD_DECLs.
18869 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18871 * config/s390/s390.c (override_options): Return error if
18872 -mbackchain, -mpacked-stack and -mhard-float are used together.
18873 (s390_va_start): Remove the backchain && packed-stack special case.
18874 (s390_gimplify_va_arg): Likewise.
18875 * doc/invoke.texi: Remove the ABI incompatibility note.
18877 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18879 * config/s390/s390.c (struct s390_frame_layout): Remove
18881 (s390_frame_info, s390_emit_prologue): Replace occurrences of
18882 save_backchain_p with TARGET_BACKCHAIN.
18884 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18887 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
18888 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
18889 * function.c (locate_and_pad_parm): Set new field.
18890 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
18891 Tweak where_pad test to include "none". Always set mem align for
18893 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
18894 not sufficient for type.
18895 (assign_parm_setup_block): If stack_parm is zero on entry, always
18896 make a new stack local. Block move old stack parm if necessary
18897 to new aligned stack local.
18898 (assign_parm_setup_stack): Use a block move to handle
18899 potentially misaligned entry_parm.
18900 (assign_parms_unsplit_complex): Specify required alignment when
18901 creating stack local.
18902 * calls.c (compute_argument_addresses): Override alignment of stack
18903 arg calculated from its type with the alignment given by
18904 FUNCTION_ARG_BOUNDARY.
18905 (store_one_arg): Likewise.
18907 2005-01-11 Jan Beulich <jbeulich@novell.com>
18909 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
18910 Change respective itanium_class attribute to ialu.
18911 (shladdp4_internal): New.
18912 * config/ia64/predicates.md (shladd_log2_operand): New.
18914 2005-01-11 Richard Henderson <rth@redhat.com>
18916 * expr.c (store_constructor): Use rtvec_alloc instead of
18917 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
18919 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
18921 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
18923 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18925 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
18926 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
18927 (TARGET_RWRELOC): Define.
18928 (ia64_rwreloc_section_type_flags): Delete.
18929 (ia64_section_type_flags): New function.
18930 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
18931 (TARGET_RWRELOC): Define.
18933 2005-01-10 David Mosberger <davidm@hpl.hp.com>
18936 * config/ia64/ia64.c (process_set): For alloc insn, only call
18937 process_epilogue is !frame_pointer_needed.
18939 2005-01-10 Roger Sayle <roger@eyesopen.com>
18942 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
18943 unary operator and can't be treated as a binary/comparison operator.
18945 2005-01-10 Richard Henderson <rth@redhat.com>
18947 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
18948 (ix86_return_in_memory): Likewise.
18949 (function_arg_advance): Likewise. Mirror structure in function_arg
18950 for choosing register to advance.
18952 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
18954 * tree-vectorizer.c, tree.def: Fix comment typos.
18956 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
18958 * config/s390/s390.c (struct processor_costs): 4 new fields:
18959 ddbr, ddr, debr, der.
18960 (s390_rtx_costs): More precise handling of divide instructions.
18962 2005-01-10 David Edelsohn <edelsohn@gnu.org>
18964 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
18966 2005-01-10 Jan Beulich <jbeulich@novell.com>
18968 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
18969 names resulting from -ffunction-sections/-fdata-sections and linkonce
18971 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
18972 based on the section name. Rearrange the section name comparison logic
18973 slightly so that each section name is compared against at most once.
18975 2005-01-10 Ben Elliston <bje@au.ibm.com>
18977 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
18978 targets for which -fPIC reduces limitations on the GOT size.
18980 2005-01-09 Falk Hueffner <falk@debian.org>
18982 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
18985 2005-01-09 David Edelsohn <edelsohn@gnu.org>
18988 * collect2.c (main): Set aixrtl_flag for -brtl option.
18989 (resolve_lib_name): Search for .so file extension before .a
18990 if aixrtl_flag set.
18992 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
18994 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
18995 (vect_analyze_data_refs_alignment): Add dump prints.
18997 2005-01-09 Ira Rosen <irar@il.ibm.com>
18999 * tree-vectorizer.c (vect_analyze_offset_expr): Use
19000 expr_invariant_in_loop_p.
19001 Initialize outputs first thing in the function.
19002 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19003 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19004 (vect_analyze_pointer_ref_access): Check that the initial condition of
19005 the access function is loop invariant.
19007 2005-01-09 Richard Henderson <rth@redhat.com>
19009 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19010 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
19011 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
19012 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19013 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19014 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19015 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19016 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19017 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19018 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19019 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19020 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19021 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19022 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19023 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19024 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19025 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19026 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19027 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19028 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19029 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19030 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19031 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19033 (mmx_clrdi, pavgusb): Remove.
19034 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19035 with leading sse_ prefix.
19036 * config/i386/sse.md: Receive them.
19037 * config/i386/mmx.md: New file.
19038 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19039 (subrv2sf3): Turn into expander for normal subtraction.
19040 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19041 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19042 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19043 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19044 commutative; use ix86_binary_operator_ok.
19045 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19046 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19047 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19048 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19049 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19050 Macroize from existing patterns; use ix86_binary_operator_ok.
19051 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19052 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19053 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19054 with vec_select+vec_concat.
19055 (mmx_pshufw, mmx_pshufw_1): Likewise.
19056 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19057 (mmx_uavgv4hi3): Model correctly.
19058 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19059 _mm_xor_si64): Remove casts.
19061 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19063 PR tree-optimization/19224
19064 * tree-scalar-evolution.c (get_instantiated_value,
19065 set_instantiated_value): New functions.
19066 (instantiate_parameters_1): Cache the results.
19067 (instantiate_parameters, resolve_mixers): Initialize and free
19070 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19072 * config/i386/i386.md (addhi_4): Correct reference in comment.
19075 2005-01-08 Richard Henderson <rth@redhat.com>
19077 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19078 (_mm_cvtsi128_si64x): Likewise.
19079 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19080 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19081 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19082 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19083 * config/i386/i386-protos.h: Update.
19084 * config/i386/i386.c (print_operand): Add 'H'.
19085 (ix86_fixup_binary_operands): Split out from ...
19086 (ix86_expand_binary_operator): ... here.
19087 (ix86_fixup_binary_operands_no_copy): New.
19088 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19089 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19090 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19091 (safe_vector_operand): Use CONST0_RTX.
19092 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19093 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19094 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19095 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19097 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19098 (IX86_BUILTIN_CMPNGESS): New.
19099 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19100 (attr type): Add sselog1.
19101 (attr unit, attr memory): Handle it.
19102 (movti, movti_internal, movti_rex64): Move near other integer moves.
19103 (movtf, movtf_internal): Move near other fp moves.
19104 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19105 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19106 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19107 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19108 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19109 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19110 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19111 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19112 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19113 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19114 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19115 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19116 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19117 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19118 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19119 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19120 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19121 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19122 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19123 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19124 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19125 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19126 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19127 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19128 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19129 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19130 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19131 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19132 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19133 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19134 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19135 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19136 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
19137 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
19138 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
19139 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
19140 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
19141 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
19142 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
19143 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
19144 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
19145 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
19146 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
19147 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
19149 (SSEPUSH, push<SSEPUSH>): Remove.
19150 (MMXPUSH, push<MMXPUSH>): Remove.
19151 (sse_movaps, sse_movaps_1, sse_movups): Remove.
19152 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
19153 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
19154 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
19155 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
19156 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
19157 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
19158 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
19159 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
19160 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
19161 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
19162 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
19163 (ppro_sse_log_V4SF): Handle sselog1.
19164 * config/i386/predicates.md (const_0_to_1_operand): New.
19165 (const_0_to_255_mul_8_operand): New.
19166 (const_1_to_31_operand): Rename from const_int_1_31_operand.
19167 (const_2_to_3_operand, const_4_to_7_operand): New.
19168 * config/i386/sse.md: New file.
19169 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
19170 (sse_movups): Rename from sse_movups_1.
19171 (sse_loadlss): Rename from sse_loadss_1.
19172 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
19174 (negv4sf2): Use ix86_expand_fp_absneg_operator.
19175 (absv4sf2, negv2df, absv2df): New.
19176 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
19177 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
19178 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
19179 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
19180 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
19181 (sse3_addsubv4sf3): Model correctly.
19182 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
19183 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
19184 (sse_movhlps): Model with vec_select+vec_concat.
19185 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
19186 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
19187 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
19188 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
19189 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
19190 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
19191 sse2_pshufhw_1): Likewise.
19192 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
19193 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
19194 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
19195 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
19196 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
19197 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
19198 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
19199 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
19200 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
19201 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
19202 sminv8hi3): Mark commutative
19203 operands. Use ix86_binary_operator_ok.
19204 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
19205 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
19206 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
19207 sse2_punpcklqdq): Allow operand2 in memory.
19208 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
19209 sse2_movsd): Add memory alternatives.
19210 (sse_storelps): Turn expander into an insn; split after reload.
19211 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
19212 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
19214 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
19216 * configure.ac (DWARF-2 debug_line): Use objdump.
19217 * configure: Regenerate.
19219 2005-01-08 Jeff Law <law@redhat.com>
19220 Diego Novillo <dnovillo@redhat.com>
19222 PR tree-optimization/18241
19223 * tree-nrv.c (tree_nrv): Ignore volatile return values.
19224 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
19225 statements with volatile operands.
19226 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
19227 operands after marking a statement with has_volatile_ops.
19229 2005-01-08 Roger Sayle <roger@eyesopen.com>
19231 * tree.c (int_fits_type_p): Always honor integer constant
19232 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
19234 2005-01-08 Roger Sayle <roger@eyesopen.com>
19236 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
19237 the latent bug in rtl_delete_block has been resolved.
19239 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19241 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
19242 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
19244 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19246 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
19247 library as @multilib_dir@/$(SHLIB_SONAME).
19249 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19251 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
19252 * configure: Regenerate.
19254 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19256 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
19259 2005-01-07 David Edelsohn <edelsohn@gnu.org>
19262 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
19263 Convert non-word aligned offset address using ld/std into
19266 2005-01-07 Richard Henderson <rth@redhat.com>
19268 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
19270 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
19272 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
19274 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19276 PR tree-optimization/19283
19277 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
19278 is not shorter than the original type.
19280 PR rtl-optimization/19012
19281 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
19283 PR rtl-optimization/18861
19284 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
19285 (FULL_STATE): Define.
19286 (mark_tablejump_edge): New function.
19287 (purge_dead_tablejump_edges): New function.
19288 (find_bb_boundaries): Use it.
19290 PR tree-optimization/18828
19291 * builtins.c (expand_builtin_next_arg): Remove argument and all
19292 the argument checking.
19293 (expand_builtin): Adjust caller.
19294 (expand_builtin_va_start): Likewise. Remove error for too many
19296 (fold_builtin_next_arg): Issue error for too many arguments.
19297 After checking arguments, replace them with magic arguments that
19298 prevent further checking of the args.
19300 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19302 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
19304 2005-01-06 Roger Sayle <roger@eyesopen.com>
19307 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
19308 and %{.S:...} (and their negative variants) to test whether the
19309 input file is assembler or pre-processed-assembler independent of
19310 the actual filename extension.
19312 2005-01-06 Roger Sayle <roger@eyesopen.com>
19314 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
19315 of sign or zero extended values.
19317 2005-01-06 Geoffrey Keating <geoffk@apple.com>
19319 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
19320 for IBM long double format correctly.
19322 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
19324 Fix PR tree-optimization/18792
19326 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
19327 to first_loop_depth, and use loop depth instead of loop number.
19328 (build_classic_dir_vector): Ditto.
19329 (compute_data_dependences_for_loop): Use depth, not loop number.
19330 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
19331 number. Pass in loops, instead of loop numbers.
19332 (gather_interchange_stats): Ditto.
19333 (linear_transform_loops): Ditto.
19335 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
19338 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
19339 biv_fits_mode_p, extension_within_bounds_p): New functions.
19340 (check_ext_dependent_givs): Use them.
19342 2005-01-06 Roger Sayle <roger@eyesopen.com>
19344 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
19345 more than one barrier, in which case we should delete them all.
19347 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
19349 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
19351 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
19353 Fix PR middle-end/19286
19355 * dwarf2out.c (gen_subprogram_die): If we've already tried to
19356 output this subprogram, simply ignore this attempt to do it again.
19357 (add_abstract_origin_attribute): Don't abort trying to add the abstract
19358 origin attribute if it's not possible.
19359 (gen_block_die): Don't ignore subblocks of "unused" blocks.
19360 (decls_for_scope): Ditto.
19361 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
19362 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
19364 2005-01-05 Richard Henderson <rth@redhat.com>
19367 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
19368 (bdesc_2arg): Use it.
19369 (ix86_expand_binop_builtin): Force operands into registers
19371 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
19372 ix86_expand_sse_compare, ix86_expand_sse_comi,
19373 ix86_expand_builtin): Likewise.
19375 2005-01-05 Richard Henderson <rth@redhat.com>
19377 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
19379 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
19380 (mulv4hi3): Set itanium_class mmmul.
19381 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
19382 (fpack): Rename from fpack_sfsf.
19384 2005-01-05 Richard Henderson <rth@redhat.com>
19387 * reload1.c (do_input_reload): Restrict the optimization deleteing
19388 a previous output reload to RELOAD_FOR_INPUT.
19390 2005-01-05 Steven Bosscher <stevenb@suse.de>
19392 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
19393 comment that we fall through after case.
19394 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
19395 (distribute_links): Likewise.
19396 * cse.c (cse_insn): Likewise.
19397 * cselib.c (cselib_invalidate_mem): Likewise.
19398 * df.c: Update comments at the top of the file.
19399 (read_modify_subreg_p): Update comments here too.
19400 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
19401 * flow.c (mark_set_1): Likewise.
19402 (mark_used_regs): Likewise.
19403 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19404 (canon_list_insert): Likewise.
19405 (mark_set): Likewise.
19406 (try_replace_reg): Likewise.
19407 (store_killed_in_insn): Likewise.
19408 * loop.c (count_one_set): Likewise.
19409 (basic_induction_var): Likewise.
19410 * postreload-gcse.c (find_mem_conflicts): Likewise.
19411 * postreload.c (reload_combine_note_store): Likewise.
19412 (move2add_note_store): Likewise.
19413 * reload.c (find_equiv_reg): Likewise.
19414 (mark_referenced_resources): Likewise.
19415 * rtlanal.c (set_noop_p): Likewise.
19416 (note_stores): Likewise.
19417 (note_uses): Likewise.
19418 * sched-deps.c (sched_analyze_1): Likewise.
19419 * sched-rgn.c (check_live_1): Likewise.
19420 (update_live_1): Likewise.
19421 * config/i860/i860.c: Likewise.
19423 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
19425 (ZERO_EXTRACT): Mention that this one can be an lvalue.
19427 * doc/rtl.texi: Update documentation for bit-fields and SET.
19429 2005-01-05 Roger Sayle <roger@eyesopen.com>
19431 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
19433 2005-01-05 Jan Hubicka <jh@suse.cz>
19434 Richard Henderson <rth@redhat.com>
19437 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
19440 2005-01-05 Richard Henderson <rth@redhat.com>
19443 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
19444 (sse_shufps): Change operand 3 to const_int_operand.
19445 (sse2_storelps): Fix typo in template.
19446 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
19447 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
19448 (ix86_expand_builtin): Likewise.
19450 2005-01-05 Julian Brown <julian@codesourcery.com>
19452 * config/arm/arm.c (arm_return_in_memory): Treat complex types
19453 as aggregates for AAPCS ABIs.
19455 2005-01-05 Stan Shebs <shebs@apple.com>
19457 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
19458 Mach-O getters if ppc64.
19459 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
19461 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19462 signed four-byte field for global code case.
19463 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
19465 2005-01-05 Roger Sayle <roger@eyesopen.com>
19467 PR middle-end/19100
19468 * c-common.c: Include real.h.
19469 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
19470 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
19471 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
19472 * Makefile.in (c-common.o): Update dependencies.
19474 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19476 * c-parse.in (asm_string): Add trailing semicolon.
19478 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19480 * c-parse.in (asm_string): New. Don't allow wide strings in
19482 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
19483 asm_string instead of STRING.
19485 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19487 * c-typeck.c (constructor_no_implicit): Remove.
19488 (set_designator, process_init_element): Don't check
19489 constructor_no_implicit.
19491 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
19492 Kaz Kojima <kkojima@gcc.gnu.org>
19495 * lcm.c (create_pre_exit): New.
19496 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
19497 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
19499 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19501 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
19502 -msoft-float in target_float_switch.
19503 * arm.c (arm_override_options): Fix processing of target_float_switch.
19505 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19507 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
19510 2004-01-05 Uros Bizjak <uros@kss-loka.si>
19512 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
19513 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
19515 2005-01-04 Roger Sayle <roger@eyesopen.com>
19517 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
19518 if deleting the then-block allows the test-block to fallthru to the
19521 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
19524 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
19525 after the full declaration if the are in two different TUs.
19527 2005-01-04 Richard Henderson <rth@redhat.com>
19530 * tree-sra.c (generate_one_element_init): Just
19531 call gimplify_and_add.
19532 (generate_element_init): Record the
19533 new referenced variables and mark them for renaming
19534 and split out to ...
19535 (generate_element_init_1): This.
19536 (scalarize_init): Don't call push_gimplify_context/
19537 pop_gimplify_context.
19539 2005-01-04 Geoffrey Keating <geoffk@apple.com>
19541 * toplev.c (get_src_pwd): Handle failure of getpwd().
19543 2005-01-04 Roger Sayle <roger@eyesopen.com>
19545 * fold-const.c (fold_single_bit_test): Delete unreachable handling
19547 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
19548 all the cases handled by it are inverted by invert_truthvalue.
19550 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
19552 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
19553 (save_register_windowsi): Likewise.
19555 2005-01-04 Richard Henderson <rth@redhat.com>
19557 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
19559 2005-01-04 Uros Bizjak <uros@kss-loka.si>
19561 PR middle-end/17767
19562 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
19563 any simplifications of vector mode comparison operators.
19564 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
19566 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
19567 Devang Patel <dpatel@apple.com>
19569 PR tree-optimization/18308
19570 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
19571 the operands before creating a new expression.
19572 * dojump.c (do_jump): Make drop_through_label available
19573 for all cases. Add expansion of COND_EXPR.
19575 2005-01-04 Ira Rosen <irar@il.ibm.com>
19577 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
19578 INTEGER_CST instead of TREE_CONSTANT.
19579 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
19580 instead of TREE_CONSTANT.
19581 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
19582 instead of TREE_CONSTANT.
19584 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
19586 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
19588 2005-01-04 Uros Bizjak <uros@kss-loka.si>
19591 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
19592 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
19594 2005-01-03 Richard Henderson <rth@redhat.com>
19596 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
19597 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
19598 fold_convert_const_real_from_real): Split out from ...
19599 (fold_convert_const): ... here.
19601 2005-01-03 Richard Henderson <rth@redhat.com>
19604 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
19605 (mov<MMXMODEI>_internal): Likewise.
19606 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
19607 Add V2SF case; use it for SSE1; don't use TI.
19608 (movdf_integer): Likewise.
19609 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
19611 2005-01-03 Ira Rosen <irar@il.ibm.com>
19613 * tree-vectorizer.c (vect_strip_conversions): New function.
19614 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
19615 check for binary class.
19617 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
19621 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
19623 * gimple-low.c (mark_blocks_with_used_vars): New function.
19624 (mark_blocks_with_used_subblocks): Ditto.
19625 (mark_used_blocks): Ditto.
19626 (pass_mark_used_blocks): New pass.
19627 * tree-inline.c: Include debug.h.
19628 (expand_call_inline): Call outlining_inline_function here.
19629 * tree-optimize.c (init_tree_optimization_passes): Add
19630 pass_mark_used_blocks.
19631 * tree-pass.h (pass_mark_used_blocks): New.
19632 * Makefile.in (tree-inline.o): Add debug.h dependency.
19634 2005-01-03 Geoffrey Keating <geoffk@apple.com>
19636 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
19637 VAR_DECLs to have weak_import attribute.
19639 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
19642 2004-01-03 Steven Bosscher <stevenb@suse.de>
19644 * passes.c (rest_of_compilation): Don't run regmove if only
19645 flag_expensive_optimizations, require flag_regmove instead.
19647 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19649 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
19651 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
19652 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19653 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
19654 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19656 2005-01-03 Richard Henderson <rth@redhat.com>
19658 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
19659 (ia64_const_ok_for_letter_p): New.
19660 (ia64_const_double_ok_for_letter_p): New.
19661 (ia64_extra_constraint): New.
19662 (ia64_expand_vecint_compare): New.
19663 (ia64_expand_vcondu_v2si): New.
19664 (ia64_expand_vecint_cmov): New.
19665 (ia64_expand_vecint_minmax): New.
19666 (ia64_print_operand): Add 'v'.
19667 (ia64_preferred_reload_class): New.
19668 (ia64_vector_mode_supported_p): New.
19669 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
19670 (PREFERRED_RELOAD_CLASS): Move to function.
19671 (CONST_OK_FOR_LETTER_P): Move to function.
19672 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
19673 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
19674 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
19675 (EXTRA_CONSTRAINT): Move to function.
19676 * config/ia64/ia64.md: Include vect.md.
19677 (itanium_class): Add mmalua.
19679 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
19681 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
19682 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
19684 (const_int_2bit_operand): New.
19685 (fr_reg_or_0_operand): New.
19686 * config/ia64/ia64-modes.def: Add vector modes.
19687 * config/ia64/ia64-protos.h: Update.
19688 * config/ia64/vect.md: New file.
19690 2005-01-03 Richard Henderson <rth@redhat.com>
19692 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
19694 2005-01-03 Uros Bizjak <uros@kss-loka.si>
19697 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
19699 (log1pdf2): Change mode of operands[0,1] to DFmode.
19701 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19703 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
19704 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
19705 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
19706 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
19707 SPARC_RELAXED_ORDERING.
19709 2005-01-03 Richard Henderson <rth@redhat.com>
19710 Uros Bizjak <uros@kss-loka.si>
19713 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
19714 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
19715 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
19717 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
19718 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
19719 const_pow2_1_to_128_operand): New predicates.
19721 2005-01-02 Greg McGary <greg@mcgary.org>
19723 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
19725 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
19726 object. [ptr_type]: Remove unused variable.
19727 Remember nearest addressable array-element or record-component
19728 when checking bitfield components. Tolerate empty BIND_EXPR.
19730 2005-01-01 Richard Henderson <rth@redhat.com>
19732 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
19733 that don't narrow the value. Fail for other conversions.
19735 2005-01-01 Richard Henderson <rth@redhat.com>
19738 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
19739 * c-lang.c (finish_file): Don't do it here.
19740 * objc/objc-act.c (objc_finish_file): Likewise.
19742 * cgraph.c (decl_assembler_name_equal): New.
19743 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
19744 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
19745 * cgraph.h (struct cgraph_varpool_node): Add next.
19746 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
19747 * varasm.c (assemble_alias): Mark the target as needed.
19749 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
19751 PR middle-end/19221
19752 * function.c (get_arg_pointer_save_area): Use entry_of_function
19753 instead of get_insns.
19755 2005-01-01 Roger Sayle <roger@eyesopen.com>
19756 Andrew Pinski <pinskia@physics.uc.edu>
19757 James E. Wilson <wilson@specifixinc.com>
19759 PR rtl-optimization/12092
19760 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
19763 2005-01-01 Roger Sayle <roger@eyesopen.com>
19764 Olivier Hainque <hainque@act-europe.fr>
19766 * tree.c (int_fits_type_p): A narrower type always fits in a
19767 wider one, except for negative values into unsigned types.
19769 2005-01-01 Roger Sayle <roger@eyesopen.com>
19771 * tree.c (int_fits_type_p): Compare the result of force_fit_type
19772 with the original constant rather than require TREE_OVERFLOW.
19774 2005-01-01 Steven Bosscher <stevenb@suse.de>
19776 PR middle-end/17544
19777 * c-decl.c (finish_function): If compiling C99, annotate the
19778 compiler generated return with the current file name and line 0.
19779 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
19780 the source line is greater than 0.
19781 (remove_bb): Likewise.