1 2005-06-03 Diego Novillo <dnovillo@redhat.com>
3 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
5 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
6 range to varying in cast expressions that change
9 2005-06-03 Eric Christopher <echristo@redhat.com>
11 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
14 2005-06-03 Jan Hubicka <jh@suse.cz>
16 * basic-block.h (remove_predictions_associated_with_edge): Declare.
17 * cfg.c (remove_edge): Use it.
18 * predict.c (remove_predictions_associated_with_edge): New function.
20 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
22 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
23 Clear call_realy_used_regs[r2] when ABI_AIX.
25 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
28 * fold-const.c (fold_binary): Fix type mismatches in folding
31 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
33 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
36 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
38 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
40 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
42 * reload1.c (reload): Revert my previous patch.
44 2005-06-03 Nick Clifton <nickc@redhat.com>
46 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
49 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
51 PR tree-optimization/21849
52 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
54 2005-06-02 Richard Henderson <rth@redhat.com>
56 * Makefile.in (tree-vect-generic.o): New.
57 (OBJS-common, GTFILES, s-gtype): Add it.
58 * tree-complex.c (build_replicated_const, vector_inner_type,
59 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
60 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
61 do_negate, expand_vector_piecewise, expand_vector_parallel,
62 expand_vector_addition, expand_vector_operation,
63 type_for_widest_vector_mode, expand_vector_operations_1,
64 gate_expand_vector_operations, expand_vector_operations,
65 pass_lower_vector_ssa): Move to tree-vect-generic.c.
66 (tree_lower_complex): Rename from tree_lower_operations.
67 (pass_lower_complex): Rename from pass_pre_expand.
68 * tree-vect-generic.c: New file.
69 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
70 (pass_lower_vector): New.
71 * tree-optimize.c (init_tree_optimization_passes): Update to match.
73 2005-06-02 Richard Henderson <rth@redhat.com>
75 * modulo-sched.c (doloop_register_get): Protect against
76 doloop_end not defined.
78 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
80 * config/sh/sh.c (general_movsrc_operand,
81 general_movdst_operand, arith_reg_operand, arith_reg_dest,
82 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
83 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
84 xor_operand, cmp_operand, logical_operand, and_operand,
85 fpscr_operand, fpul_operand, symbol_ref_operand,
86 commutative_float_operator, noncommutative_float_operator,
87 unary_float_operator, binary_float_operator,
88 binary_logical_operator, equality_comparison_operator,
89 greater_comparison_operator, less_comparison_operator,
90 shift_operator, logical_operator, target_reg_operand,
91 target_operand, mextr_bit_offset, extend_reg_operand,
92 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
93 general_extend_operand, ua_address_operand,
94 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
95 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
96 shift_count_reg_operand, shift_count_operand,
97 unaligned_load_operand): Move to ...
98 * config/sh/predicates.md: ... here.
99 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
102 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
104 * tree.c (build_common_builtin_nodes): Fix the return type on
107 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
109 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
110 (find_interesting_uses_address): Use build_fold_addr_expr instead.
111 (strip_offset_1): Likewise.
112 (tree_to_aff_combination): Likewise.
114 2005-06-02 DJ Delorie <dj@redhat.com>
116 * convert.c (convert_to_pointer): Avoid recursion if no conversion
119 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
121 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
122 binary operations with the correct types.
123 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
126 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
128 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
129 config/rs6000/rs6000.md: Fix comment typos. Follow splling
131 * doc/install.texi: Fix a typo.
133 2005-06-02 Jan Hubicka <jh@suse.cz>
135 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
136 inline functions are not local.
138 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
140 * gimplify.c (gimplify_ctx): Change the type of case_labels to
142 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
145 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
147 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
150 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
152 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
154 (s390_dump_pool): Likewise.
155 (s390_mainpool_start, s390_mainpool_finish): Likewise.
156 (s390_chunkify_start): Likewise.
157 (s390_dump_execute): Remove.
158 (s390_reorg): Handle out-of-pool execute templates.
160 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
162 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
165 2005-06-02 Jan Hubicka <jh@suse.cz>
167 * cgraph.c (cgraph_node): Maintain master clones.
168 (cgraph_remove_node): Likewise.
169 (availability_names): New static variable.
170 (dump_cgraph_node): Dump availability.
171 (dump_cgraph_varpool_node): Likewise.
172 (cgraph_is_master_clone, cgraph_master_clone,
173 cgraph_function_body_availability,
174 cgraph_variable_initializer_availability): New functions.
175 * cgraph.h (availability): New enum.
176 (struct cgraph_node): Add master_clone.
177 (cgraph_is_master_clone, cgraph_master_clone,
178 cgraph_function_body_availability,
179 cgraph_variable_initializer_availability): Declare.
180 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
181 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
182 * ipa-inline.c (cgraph_decide_inlining): Do not call
183 cgraph_remove_unreachable_nodes.
185 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
188 2005-06-02 Diego Novillo <dnovillo@redhat.com>
191 * tree-vrp.c (nonnull_arg_p): New.
192 (get_value_range): Call it.
194 2005-06-02 Eric Christopher <echristo@redhat.com>
196 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
198 (mips_rtx_cost_data): New datatype.
199 (MEMORY_MOVE_COST): Use data from structure.
200 (BRANCH_COST): Ditto.
201 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
202 * config/mips/mips.md (cpu): Rework for processor_type changes.
203 * config/mips/mips.c (mips_cost): New variable.
204 (DEFAULT_COSTS): Define.
205 (mips_rtx_cost_data): New.
206 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
207 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
208 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
209 (override_options): Set cost data.
210 (mips_register_move_cost): Formatting changes.
211 (bdesc_arrays): Use PROCESSOR_MAX.
212 (mips_init_builtins): Ditto.
214 2005-06-02 Diego Novillo <dnovillo@redhat.com>
217 * doc/invoke.texi: Document -ftree-vrp.
219 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
221 PR tree-optimization/21734
222 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
223 phi_result when current_def is not available.
224 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
227 2005-06-02 David Edelsohn <edelsohn@gnu.org>
229 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
230 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
232 2005-06-02 Diego Novillo <dnovillo@redhat.com>
234 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
236 2005-06-02 Jan Hubicka <jh@suse.cz>
238 * cgraph.c (dump_cgraph_node): Print new flags.
239 (dump_cgraph_varpool_node): Likewise.
240 (decide_variable_is_needed): Initialize externally_visible flag.
241 * cgraph.h (cgraph_local_info): Add externally_visible flag.
242 (cgraph_varpool_node): Likewise.
243 (cgraph_function_flags_ready): Declare.
244 * cgraph.c (cgraph_mark_local_functions): Rename to ...
245 (cgraph_function_and_variable_visibility) ... this one; handle
246 externally_visible flags.
247 (decide_is_function_needed): Set externally_visible flag.
248 (cgraph_finalize_function): Deal properly with early cleanups.
249 (cgraph_optimize): Update call of
250 cgraph_function_and_variable_visibility.
252 2005-06-02 Steven Bosscher <stevenb@suse.de>
253 Mostafa Hagog <mustafa@il.ibm.com>
255 * cfgloop.h (doloop_condition_get): Make external.
256 * loop-doloop.c (doloop_condition_get): Generalize to make it
257 usable in modulo-sched.c.
258 * modulo-sched.c (doloop_register_get): Use
259 doloop_condition_get instead of duplicating it.
261 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
263 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
264 the correct set of init_insns that need deletion.
265 * local-alloc.c (update_equiv_regs): When substituting sole definition
266 into sole use of a reg, delete it from liveness information.
268 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
270 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
272 2005-06-01 Diego Novillo <dnovillo@redhat.com>
274 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
275 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
276 * fold-const.c (invert_tree_comparison): Make extern.
277 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
278 (struct value_range_def): Limewise.
279 (get_value_range): Remove.
280 (dump_value_range): Remove.
281 (dump_all_value_ranges): Remove.
282 (debug_all_value_ranges): Remove.
283 (vrp_evaluate_conditional): Declare.
284 * tree-ssa-propagate.c (struct prop_stats_d): Add field
286 (substitute_and_fold): Add argument use_ranges_p.
288 If use_ranges_p is true, call fold_predicate_in to fold
289 predicates using range information.
291 Change debugging output to only show statements that have been
293 (replace_phi_args_in): Move debugging output code from
295 (fold_predicate_in): New local function.
296 * tree-ssa-propagate.h (enum value_range_type): Move from
298 (struct value_range_d): Likewise.
300 (value_range_t): Rename from value_range.
301 * tree-vrp.c (found_in_subgraph): Rename from found.
302 (get_opposite_operand): Remove.
303 (struct assert_locus_d): Declare.
304 (assert_locus_t): Declare.
305 (need_assert_for): Declare.
306 (asserts_for): Declare.
307 (blocks_visited): Declare.
309 (set_value_range): Add argument 'equiv'.
310 Don't drop to VARYING ranges that cover all values in the
312 Make deep copy of equivalence set 'equiv'.
313 (copy_value_range): New local function.
314 (set_value_range_to_undefined): New local function.
315 (compare_values): Return -2 if either value has overflowed.
316 (range_includes_zero_p): New local function.
317 (extract_range_from_assert): Flip the predicate code if the
318 name being asserted is on the RHS of the predicate.
319 Avoid creating unnecessary symbolic ranges if the comparison
320 includes another name with a known numeric range.
321 Update the equivalnce set of the new range when asserting
323 (extract_range_from_ssa_name): Update the equivalence set of
324 the new range with VAR.
325 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
326 If -fwrapv is used, set the resulting range to VARYING if the
327 operation overflows. Otherwise, use TYPE_MIN_VALUE and
328 TYPE_MAX_VALUE to represent -INF and +INF.
329 Fix handling of *_DIV_EXPR.
330 (extract_range_from_unary_expr): Handle MINUS_EXPR and
331 ABS_EXPR properly by switching the range around if necessary.
332 (extract_range_from_comparison): New local function.
333 (extract_range_from_expr): Call it.
334 (adjust_range_with_scev): Do not adjust the range if using
335 wrapping arithmetic (-fwrapv).
336 (dump_value_range): Also show equivalence set.
337 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
338 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
339 (infer_value_range): Change return value to bool.
340 Add arguments 'comp_code_p' and 'val_p'.
341 Do not attempt to infer ranges from statements that may throw.
342 Store the comparison code in comp_code_p.
343 Store the other operand to be used in the predicate in val_p.
344 (dump_asserts_for): New.
345 (debug_asserts_for): New.
346 (dump_all_asserts): New.
347 (debug_all_asserts): New.
348 (register_new_assert_for): New.
349 (register_edge_assert_for): New.
350 (find_conditional_asserts): New.
351 (find_assert_locations): New.
352 (process_assert_insertions_for): New.
353 (process_assert_insertions): New.
354 (insert_range_assertions): Initialize found_in_subgraph,
355 blocks_visited, need_assert_for and asserts_for.
356 Call find_assert_locations and process_assert_insertions.
357 (remove_range_assertions): Add more documentation.
358 (vrp_initialize): Change return type to void.
359 Do not try to guess if running VRP is worth it.
360 (compare_name_with_value): New.
361 (compare_names): New.
362 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
363 use_equiv_p is true, call compare_names and
364 compare_name_with_value to compare all the ranges for every
365 name in the equivalence set of the predicate operands.
367 (vrp_meet): Try harder not to derive a VARYING range.
368 If two values meet, the resulting equivalence set is the
369 intersection of the two equivalence sets.
370 (vrp_visit_phi_node): Call copy_value_range to get the current
371 range information of the LHS.
372 (vrp_finalize): Create a value vector representing all the
373 names that ended up with exactly one value in their range.
374 Call substitute_and_fold.
375 (execute_vrp): Document equivalence sets in ranges.
376 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
377 (struct tree_ssa_name): Remove field value_range.
378 (invert_tree_comparison): Declare.
380 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
382 Fix PR tree-optimization/21839
384 * gimplify.c (zero_sized_field_decl): New function.
385 (gimplify_init_ctor_eval): Use it.
387 2005-06-01 Josh Conner <jconner@apple.com>
390 * gimplify.c (gimplify_init_constructor): Don't spill initializer
391 to read-only memory if it's sparse.
393 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
395 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
396 Add documentation for REG_SETJMP
398 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
400 * stmt.c (expand_case): Use build_int_cst.
401 (node_has_low_bound): Likewise, and correct type mismatch.
402 (node_has_high_bound): Likewise.
403 * fold-const.c (fold_binary): Ensure we build trees
404 with the correct types - undo what STRIP_NOPS possibly did.
406 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
408 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
409 * fold-const.c (fold_indirect_ref_1): No longer static.
410 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
411 folding, if possible.
413 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
415 * common.opt (fjump-tables): New.
416 * doc/invoke.texi (-fno-jump-tables): Document.
417 * stmt.c (expand_end_case_type): Do not emit jump tables unless
420 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
422 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
423 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
424 (sunlt, sunle): Enable patterns on VFP.
426 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
427 f_stored, f_flag, f_cvt.
428 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
430 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
431 the ds and fmac pipelines. Re-work all load and store patterns and
432 all conversion patterns to use new attributes. Adjust reservation
433 descriptions accordingly.
434 * arm1020e.md: New file.
435 * t-arm: Add dependency.
437 2005-06-01 Jan Hubicka <jh@suse.cz>
439 * except.c (struct eh_region): Kill unused fields.
440 * basic-block.h (struct basic_block_def): Likewise.
442 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
444 PR rtl-optimization/21767
445 * rtl.h (function_invariant_p): Re-add declaration.
446 * reload1.c (function_invariant_p): No longer static.
447 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
448 might have become invalid.
450 2005-06-01 Jakub Jelinek <jakub@redhat.com>
454 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
455 on variable sizes types if a decl is a pointer to a VLA.
456 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
457 Call gimplify_type_sizes on aggregate fields. Prevent infinite
460 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
462 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
463 _mm_set_ps, _mm_setr_ps): Add __extension__.
464 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
465 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
466 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
468 (_mm_clflush): Don't use return in void function.
470 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
471 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
472 Use __inline instead of inline.
474 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
476 * fold-const.c (fold_binary): Fix types in strlen vs.
477 zero comparison folding.
479 2005-06-01 Richard Henderson <rth@redhat.com>
481 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
482 * config.in, configure: Rebuild.
483 * config/alpha/alpha.c (print_operand): Add 'j'.
484 * alpha.md (divmodsi_internal_er_1): Use it.
485 (divmoddi_internal_er_1): Likewise.
487 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
489 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
490 * opts.h (print_filtered_help): Delete.
491 * opts.c (handle_option, decode_options): Remove calls to
493 (print_target_help): New function.
494 (common_option, print_help): Call print_target_help instead of
495 display_target_options.
496 (print_filtered_help): Make static.
497 * toplev.h (display_target_options, set_target_switch): Delete.
498 * toplev.c (target_switches, target_options, display_target_options)
499 (set_target_switch): Delete.
500 (print_switch_values): Remove handling of TARGET_SWITCHES and
502 (default_get_pch_validity): Likewise. Only treat target_flags
503 specially if targetm.check_pch_target_flags is nonnull.
504 (pch_option_mismatch): New function.
505 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
506 and TARGET_OPTIONS. Only treat target_flags specially if
507 targetm.check_pch_target_flags is nonnull.
508 * config/ia64/ia64.c (ia64_override_options): Don't mention
509 TARGET_OPTIONS in comment.
510 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
511 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
512 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
513 interaction with TARGET_SWITCHES.
514 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
516 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
518 * config/sh/sh.c (multcosts): Check sh_multcost rather than
520 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
521 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
522 (cut2_workaround_str): Delete.
523 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
524 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
525 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
526 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
527 (mgettrcost=, multcost=): New options.
529 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
531 * opts.h (cl_option_state): New structure.
532 (get_option_state): Declare.
533 * opts.c (get_option_state): New function.
534 * toplev.c (option_affects_pch_p): New function.
535 (default_get_pch_validity): Store the state of all options for which
536 option_affects_pch_p returns true.
537 (default_pch_valid_p): Check the state of those options here.
538 Only check target_flags separately if targetm.check_pch_target_Flags
539 is nonnull or if TARGET_SWITCHES is defined.
541 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
543 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
546 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
548 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
550 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
552 * gcse.c (compute_transp, load_killed_in_block): Use
555 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
558 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
560 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
562 * errors.h (warning, error, fatal, internal_error): Add printf
564 * genmodes.c (make_vector_mode): Fix format arguments.
566 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
568 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
569 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
570 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
571 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
572 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
573 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
574 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
575 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
576 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
577 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
578 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
579 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
580 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
581 errors.h and include toplev.h if necessary.
583 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
584 errors.h otherwise include toplev.h.
586 * Makefile.in: Update dependencies.
588 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
590 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
592 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
594 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
595 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
596 be complemented for big-endian. Mask for AND must be rotated,
597 not shifted. Handle short operands with NOT on the memory
600 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
602 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
603 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
604 * dwarf2out.c (dwarf2out_var_location): Ditto.
605 * toplev.c (default_tree_printer): Ditto.
606 * tree-outof-ssa.c (create_temp): Ditto.
607 * tree-sra.c (instantiate_element): Ditto.
608 * var-tracking.c (track_expr_p): Ditto.
609 * tree.c (struct tree_map): New structure.
610 (debug_expr_for_decl): New.
611 (tree_map_eq): New function.
612 (tree_map_hash): Ditto.
613 (tree_map_marked_p): Ditto.
614 (print_debug_expr_statistics): Ditto.
615 (decl_debug_expr_lookup): Ditto.
616 (decl_debug_expr_insert): Ditto.
617 (dump_tree_statistics): Dump debug_expr hashtable stats.
618 * tree.h (DECL_DEBUG_EXPR): Change
619 (SET_DECL_DEBUG_EXPR): Add.
621 2005-06-01 Alan Modra <amodra@bigpond.net.au>
623 * configure.ac: Add --enable-secureplt.
624 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
625 * config.in: Regenerate.
626 * configure: Regenerate.
627 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
628 rs6000/secureplt.h to tm_file when enable_secureplt.
629 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
630 * doc/install.texi: Document --enable-targets and --enable-secureplt.
631 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
632 * config/rs6000/secureplt.h: New file.
633 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
634 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
636 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
637 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
638 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
639 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
640 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
641 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
642 TARGET_SECURE_PLT got register load sequence.
643 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
645 (rs6000_elf_declare_function_name): Don't emit toc address offset
646 word when TARGET_SECURE_PLT.
647 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
648 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
649 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
650 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
652 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
653 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
655 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
656 (__trampoline_setup): Likewise. Init r30 before plt call.
658 2005-05-31 DJ Delorie <dj@redhat.com>
660 * expr.c (convert_move): When a partial_int requires multiple
661 conversion steps, make sure successive steps convert the
662 intermediate value, not the original value.
664 * expmed.c (expand_mult): Convert partial_int multiplies to
665 shift/add combinations too.
667 * genmodes.c (mode_data): Add wider_2x.
668 (calc_wider_mode): Calculate twice-wider mode too.
669 (emit_mode_wider): Emit twice-wider mode too.
670 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
671 * expr.c (expand_expr_real_1): Use it for expanding
674 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
676 PR tree-optimization/21817
677 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
679 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
681 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
684 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
688 * fold-const.c (fold_checksum_tree): Copy types also if
689 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
690 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
692 Tail recurse TREE_LIST's TREE_CHAIN.
694 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
697 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
698 SSA_NAME twice and cause the loop to become finite. Remove the test
701 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
703 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
706 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
708 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
709 the documentation to make it more future-proof.
710 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
711 * target.h (gcc_target): Add check_pch_target_flags.
712 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
713 (TARGET_INITIALIZER): Include it.
714 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
715 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
716 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
717 (sh_check_pch_target_flags): New function.
718 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
720 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
722 * fold-const.c (extract_array_ref): Handle more cases,
723 do some useful canonicalization of the base.
724 (fold_binary): Explicitly deal with arrays of zero-sized
725 structures during folding of &a[i] == &a[j].
727 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
729 * doc/install.texi (sparc-sun-solaris2*): Update note
730 about Sun bug 4910101.
731 (sparc-sun-solaris2.7): Document bootstrap
732 failure with Sun WorkShop 6 99/08/18 as.
734 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
736 * loop.c (loop_invariant_p, valid_initial_value_p): Use
737 regs_invalidated_by_call instead of call_used_regs.
739 2005-05-30 Paolo Carlini <pcarlini@suse.de>
742 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
744 * doc/extend.texi: Add clog, clogf, clogl.
746 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
749 * c-pragma.c: Include "vec.h".
750 (handle_pragma_visibility): Use VEC.
752 * doc/invoke.texi: Remove the nested visibility push limit.
754 2005-05-30 Roger Sayle <roger@eyesopen.com>
756 PR rtl-optimization/15422
757 * reg-stack.c (starting_stack_p): New static global.
758 (straighten_stack): Delete prototype. Change to update the stack
759 before the current insn.
760 (subst_stack_regs): Update call to straighten stack.
761 (emit_swap_insn): Delete prototype. For the first insn in a
762 basic block, update stack_in instead of emitting a real swap.
763 (change_stack): When changing the stack before the first insn
764 in a basic block, update stack_in instead of emitting real code.
765 (compensate_edges): Clear starting_stack_p during compensation.
766 (convert_regs_1): Keep track of starting_stack_p whilst processing
769 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
771 * tree-ssa-ccp.c (const_val): Make it static.
773 2005-05-29 Geoffrey Keating <geoffk@apple.com>
776 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
777 pattern involving `:P'.
779 * Makefile.in (install-cpp): Depend on installdirs.
781 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
783 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
785 (new_elim_graph, clear_elim_graph, delete_elim_graph,
786 elim_graph_add_edge, elim_graph_remove_succ_edge,
787 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
790 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
792 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
793 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
794 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
795 follow spelling conventions in error/dump messages.
797 2005-05-29 Roger Sayle <roger@eyesopen.com>
798 Richard Henderson <rth@redhat.com>
800 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
801 if the RHS isn't suitable for calling emit_move_insn.
803 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
805 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
806 fold_unary and fold_binary.
808 2005-05-29 Roger Sayle <roger@eyesopen.com>
810 * reg-stack.c (propagate_stack): Always copy the source stack to
811 the destination. This routine is now only called when this is safe.
812 (better_edge): New function split out from convert_regs_1 to
813 determine which of two edges is better to propagate across.
814 (convert_regs_1): We need only search for a best edge if the
815 stack layout hasn't been defined yet. Use better_edge to help
816 find beste. No longer traverse unnecessary edges.
818 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
820 * tree-ssa-alias.c (new_type_alias): New procedure to
821 create a type memory tag for a pointer with a may-alias
822 set determined from a variable declaration.
823 * tree-flow.h: export declaration of new_type_alias
824 * tree-optimize.c (init_tree_optimization_passes): document
825 that pass_may_alias cannot be called after pass_vectorize.
826 * tree-vect-transform (vect_create_data_ref_ptr): Call
827 new_type_alias when an type memory tag isn't available
829 (vectorizable_store): Use copy_virtual_operands to update
830 virtual defs in place (so that loop_version can be called).
831 Call mark_for_renaming for the virtual defs in case peeling
832 is done and virtual uses outside the loop need to be updated.
834 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
836 PR tree-optimization/21639
837 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
839 2005-05-29 Jan Hubicka <jh@suse.cz>
841 PR tree-optimization/21562
842 * cfgexpand.c (construct_init_block): Deal properly with the case
843 of entry edge not pointing to very first basic block.
845 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
847 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
848 non-gimple min invariant.
850 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
851 * tree-flow.h: Add prototypes for start_recording_case_labels
852 and end_recording_case_labels.
853 * tree-cfg.c (start_recording_case_labels,
854 end_recording_case_labels): Export.
855 (cleanup_tree_cfg_loop, modified_noreturn_calls,
856 cleanup_control_flow, cleanup_control_expr_graph,
857 remove_fallthru_edge, phi_alternatives_equal,
858 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
859 remove_forwarder_block, cleanup_forwarder_blocks,
860 remove_forwarder_block_with_phi, merge_phi_nodes,
861 gate_merge_phi, pass_merge_phi): Move to ...
862 * tree-cfgcleanup.c: ... here.
864 * basic-block.h: Remove forward declaration of bb_ann_d.
866 2005-05-28 Jan Hubicka <jh@suse.cz>
868 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
870 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
872 (tree_mod_subtract): Fix profile updating code.
873 (tree_divmod_values_to_profile): Do not produce useless value profilers
876 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
878 * tree-ssa-dom.c (vrp_element_p): Define.
879 (vrp_hash_elt): Change the type of records to
880 VEC(vrp_element_p,heap).
882 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
883 Update uses of VRP records.
884 (simplify_cond_and_lookup_avail_expr, record_range): Update
887 * tree-inline.c (cfun_stack): Change the type to
888 VEC(function_p,heap).
889 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
891 2005-05-27 Ian Lance Taylor <ian@airs.com>
893 * c-decl.c (add_stmt): Add C frontend specific version.
894 (stmts_are_full_exprs_p): Remove.
895 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
896 (stmts_are_full_exprs_p): Don't declare.
897 * c-semantics.c (add_stmt): Remove.
899 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
901 * config/mips/mips-protos.h (mips_declare_object): Add printf
903 * config/mips/mips.c (mips_declare_object_name): Fix format
906 2005-05-27 Roger Sayle <roger@eyesopen.com>
908 * reg-stack.c (compensate_edge): Remove original prototype.
909 (propagate_stack): New function to copy the stack layout
910 at the start of a basic block from the layout at the end of
911 one of its predecessors.
912 (compensate_edge): Assume that both source and destination
913 blocks have already had their stack layouts defined.
914 (compensate_edges): Traverse all non-entry edges in the CFG
915 and call compensate_edge on each in turn.
916 (convert_regs_1): Change return type to void. Call
917 propagate_stack instead of compensate_edge.
918 (convert_regs_2): Change return type to void. Update call
919 to convert_regs_1 to ignore the (now void) return value.
920 (convert_regs): Update calls to convert_regs_2 to ignore
921 the (now void) return value. After all the basic blocks have
922 been processed, call compensate_edges to actually emit new
924 (reg_to_stack): Initialize the aux info for each basic block
925 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
927 2005-05-28 Jan Hubicka <jh@suse.cz>
929 * except.c (can_throw_internal_1, can_throw_external_1): Add
931 (can_throw_external, can_throw_internal): Bring into sync wrt
933 * except.h (can_throw_internal_1, can_throw_external_1): Update
935 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
936 Deal properly with resx.
938 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
940 * basic-block.h (basic_block_def): Add phi_nodes and
941 predictions. Remove tree_annotations.
942 * predict.c (tree_predicted_by_p, tree_predict_edge,
943 combine_predictions_for_bb): Adjust references to predictions.
944 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
945 create_block_annotation.
946 (create_block_annotation, free_blocks_annotatios,
947 clear_blocks_annotations): Remove.
948 (dump_cfg_stats): Don't print out the memory spent on
950 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
951 * tree-flow-inline.h (bb_ann): Remove.
952 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
953 * tree-flow.h (bb_ann_d): Remove.
954 * tree-if-conv.c (process_phi_nodes): Update a reference to
956 * tree-phinodes.c (reserve_phi_args_for_new_edge,
957 create_phi_node, remove_phi_node): Likewise.
958 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
959 * tree-ssa-dom.c (threaded_blocks): New.
960 (tree_ssa_dominator_optimize): Initialize, clear, and free
961 threaded_blocks. Update a call to thread_through_all_blocks.
962 (thread_across_edge): Use threaded_blocks instead of setting
963 incoming_edge_threaded.
964 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
965 a bitmap of blocks that are threaded through.
966 * tree.h: Move the prototype of threaded_through_blocks to
969 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
970 fini_walk_dominator_tree): Use VEC instead of VARRAY.
971 * domwalk.h (dom_walk_data): Change the type of
972 block_data_stack and free_block_data to VEC(void_p,heap)*.
973 * tree-ssa-dse.c (dse_initialize_block_local_data,
974 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
975 VEC instead of VARRAY.
977 2005-05-27 Jan Hubicka <jh@suse.cz>
979 * cgraph.c: Include tree-gimple.h
980 (cgraph_edge): Rename expr to stmt.
981 (cgraph_create_edge): Likewise.
982 (cgraph_clone_node): Likewise.
983 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
984 * cgraphunit.c (record_call_1): Rename to ...
985 (record_reference): ... this one; do not build edges.
986 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
987 (current_basic_block): Kill.
988 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
989 (verify_cgraph_node): Likewise.
990 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
991 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
992 (copy_edges_for_bb): Simplify EH handling.
993 (expand_call_inline): Pass statement to cgraph_edge and
996 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
998 * tree-inline.c (copy_body_r): Manually fold *& to deal
999 with ADDR_EXPRs with mismatched types for now.
1001 * gimplify.c (fold_indirect_ref_rhs): New function.
1002 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1005 * fold-const.c (fold_indirect_ref_1): Add type argument;
1006 make sure the resulting expression is of this type.
1007 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1009 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1011 PR tree-optimization/21658
1012 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1013 fold_binary_to_constant. Likewise, call fold_unary instead of
1014 fold_unary_to_constant.
1016 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1018 * vec.h: Implement integral type vector specialization.
1019 (VEC_T): Define a non-GTY structure.
1020 (VEC_T_GTY): Define a GTY structure.
1021 (VEC_TA): Rename to ...
1022 (VEC_TA_GTY): ... here.
1023 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1024 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1025 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1026 DEF_VEC_P and DEF_VEC_ALLOC_P.
1027 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1028 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1029 DEF_VEC_O and DEF_VEC_ALLOC_O.
1030 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1031 * lambda-code.c: Likewise.
1032 * tree-into-ssa.c: Likewise.
1033 * tree-ssa-live.c: Likewise.
1035 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1037 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1039 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1040 update_stmt_if_modified before calling update_ssa.
1042 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1044 * config/rs6000/t-rtems: Remove roe multilib variant.
1046 2005-05-26 Roger Sayle <roger@eyesopen.com>
1048 PR tree-optimization/9814
1049 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1050 instruction, add the necessary clobbers by re-expanding the RTL
1051 for arithmetic operations via optab.c's expand_unop/expand_binop.
1052 (noce_try_bitop): New function to optimize bit manipulation idioms
1053 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1054 (noce_process_if_block): Call noce_try_bitop.
1056 2005-05-26 Roger Sayle <roger@eyesopen.com>
1058 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1059 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1060 (reg_to_stack): Move to end of the file. Initialize the per
1061 basic block information here, instead of...
1062 (convert_regs_entry): Here.
1063 (convert_regs): Change unused return type to void.
1065 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1067 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1068 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1069 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1070 config/sh/elf.h, config/sh/symbian-pre.h,
1071 config/sparc/sparc-protos.h: Update copyright.
1073 2005-05-26 Mike Stump <mrs@apple.com>
1075 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1078 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1080 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1081 See through ADDR_EXPR in finding place to propagate into.
1083 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
1085 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
1086 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
1087 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
1088 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
1089 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1090 tree-ssa-operands.c, tree-vect-analyze.c,
1091 tree-vect-transform.c, tree-vectorizer.c, tree.c,
1092 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1093 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
1094 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1095 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
1096 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1097 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
1098 config/sh/ushmedia.h, config/sparc/sparc.c,
1099 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
1100 typos. Follow spelling conventions.
1101 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1102 Follow spelling conventions.
1104 2005-05-26 David Ung <davidu@mips.com>
1106 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
1107 that determines whether the MIPS32/64 R2 ext/ins should be used.
1108 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
1109 * config/mips/mips.md (extzv): Changed predicate for operand to
1110 nonimmediate_operand. Add code to generate insn patterns for
1111 extzvsi and extzvdi.
1112 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
1113 (insv): Similarly for insertion.
1114 (insv<mode>): Similarly.
1116 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1118 * simplify-rtx.c (avoid_constant_pool_reference): Support
1119 offsetted addresses in the constant pool.
1121 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1123 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1124 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1126 2005-05-26 Jakub Jelinek <jakub@redhat.com>
1129 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
1130 found in the basic block and last insn in the basic block is not
1131 INSN_P. Remove explicit unspec numbers that are no longer valid
1134 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1136 * tree-vect-transform.c (vectorizable_operation): Try word_mode
1137 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
1138 if a vector mode is available.
1140 2005-05-25 Roger Sayle <roger@eyesopen.com>
1143 * fold-const.c (const_binop): Check for division by zero during
1146 2005-05-26 Ian Lance Taylor <ian@airs.com>
1148 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
1149 having a declaration after a statement.
1151 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
1153 * opt-functions.awk (var_type): New function.
1154 (var_set): Use CLVC_STRING if var_type returns "const char *".
1155 * opth-gen.awk: Use var_type to find out the types of variables.
1156 Don't print comments above each "extern" definition.
1157 * optc-gen.awk: Use var_type in the same way.
1158 * opts.h (cl_var_cond): Rename to...
1159 (cl_var_type): ...this. Add CLVC_STRING.
1160 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
1162 * opts.c (handle_option, option_enabled): Update after above name
1163 change. Cast flag_var before using it. Handle CLVC_STRING.
1165 * config/alpha/alpha.h (alpha_tls_size): Delete.
1166 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
1167 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
1168 (alpha_fptm_string, alpha_mlat_string): Delete.
1169 (alpha_handle_option): Don't set the above variables here. Use the
1170 integer argument to check the validity of -mtls-size=.
1171 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
1172 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
1173 (mtls-size=): Likewise. Convert to a UInteger and initialize the
1176 * config/arc/arc.c (arc_cpu_string, arc_text_string)
1177 (arc_data_string, arc_rodata_string): Delete.
1178 (arc_handle_option): Don't set the above variables here.
1179 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
1180 and initialize them.
1182 * config/arm/arm.c (target_fpu_name, target_fpe_name)
1183 (target_float_abi_name, target_abi_name, structure_size_string)
1184 (arm_pic_register_string): Delete.
1185 (arm_handle_option): Don't set the above variables here, except
1186 in the handling of -mhard-float and -msoft-float.
1187 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
1188 (mpic-register=, mstructure-size-boundary=): Add Var()s.
1190 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
1191 (avr_handle_option): Delete.
1192 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
1195 * config/bfin/bfin.c (bfin_library_id): Delete.
1196 (bfin_handle_option): Don't set it.
1197 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
1199 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
1200 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
1201 (c4x_handle_option): Don't set c4x_rpts_cycles here.
1202 * config/c4x/c4x.opt (mrpts=): Add Var().
1204 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
1205 cris_elinux_stacksize_str here.
1206 * config/cris/aout.opt (melinux-stacksize=): Add Var().
1207 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
1208 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1209 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
1210 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1211 (cris_handle_option): Don't set the above variables here.
1212 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
1213 (max-stackframe=): Add Var()s.
1215 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
1216 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
1217 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
1218 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
1219 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
1220 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
1221 (ix86_handle_option): Don't set the above variables here.
1222 * config/i386/i386.opt (malign-functions=, malign-jumps=)
1223 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
1224 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
1227 * config/ia64/ia64.h (ia64_tls_size): Delete.
1228 * config/ia64/ia64.c (ia64_tls_size): Delete.
1229 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
1230 reading the integer argument from the "value" parameter. Don't
1231 set ia64_tls_size here.
1232 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
1233 Add Var() and Init().
1235 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
1236 (m32r_cache_flush_trap): Delete.
1237 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
1238 (m32r_cache_flush_trap): Delete.
1239 (m32r_handle_option): Don't set the above variables when handling
1240 -mflush-func= and -mflush-trap=.
1241 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
1244 * config/mips/mips.h (mips_cache_flush_func): Delete.
1245 * config/mips/mips.c (mips_arch_string, mips_tune_string)
1246 (mips_cache_flush_func): Delete.
1247 (mips_handle_option): Don't set the above variables when handling
1248 -march=, -mtune= and -mflush-func=.
1249 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
1251 * config/s390/s390.c (s390_arch_string): Delete.
1252 (s390_handle_option): Don't set it here.
1253 * config/s390/s390.opt (march=): Add Var().
1255 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
1256 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
1257 (sparc_handle_option): Don't set it here.
1258 * config/sparc/sparc.opt (mcmodel=): Add Var().
1260 2005-05-25 Roger Sayle <roger@eyesopen.com>
1262 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
1263 call to convert_to_integer by building the NOP_EXPR directly.
1265 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
1267 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
1269 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1270 Jeff Law <law@redhat.com>
1272 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
1273 constant and side_effects of the ADDR_EXPR are consistent.
1275 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
1276 appropriately around calls to recompute_tree_invarant_for_addr_expr.
1278 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1280 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
1281 (s390_function_arg, s390_gimplify_va_arg): Use them.
1282 (s390_register_info): Save only required subset of argument
1283 registers into save area for va_list.
1284 (s390_va_start): Initialize only required elements of va_list struct.
1285 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
1287 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1289 * reload1.c (verify_initial_elim_offsets): Return boolean status
1290 instead of aborting.
1291 (reload): Adapt verify_initial_elim_offsets call site. Restart
1292 main loop if some initial elimination offsets changed.
1294 2005-05-25 Adam Nemet <anemet@lnxw.com>
1296 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
1297 of -mno-svr4-struct-return.
1299 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1301 Fix PR tree-optimization/21705
1303 * tree-ssa-pre.c (in_fre): New static variable.
1304 (create_value_expr_from): Recursively value number reference ops
1306 (can_value_number_call): Temporary restrict only exists for
1309 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
1311 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
1312 sizeof (bitmap *) with sizeof (bitmap).
1314 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1316 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
1319 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1321 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
1324 2005-05-25 Jan Hubicka <jh@suse.cz>
1326 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
1327 * cgraph.c (cgraph_create_node): Reset estimated_growth.
1328 * cgraph.h (cgraph_global_info): Add estimated_growth.
1329 * ipa-inline.c: Include coverage.h
1330 (max_insns, max_count): New static variables.
1331 (cgraph_estimate_size_after_inlining): Cache the result.
1332 (cgraph_estimate_growth):
1333 * passes.c (rest_of_clean_state): Kill coverage_end_function.
1334 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
1335 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
1337 (ipa_passes): Initialize bitmaps.
1339 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
1341 * loop-doloop.c: Include "target.h".
1342 (doloop_valid_p): Move tests to function in targhooks.c.
1343 * target.h (struct gcc_target): New target hook
1344 "insn_valid_within_doloop".
1345 * target-def.h: Define default value for "insn_valid_within_doloop".
1346 (TARGET_INITIALIZER): Insert new target hook into initializer.
1347 * targhooks.c (default_insn_valid_within_doloop): New function.
1348 * targhooks.h (default_insn_valid_within_doloop): Declare.
1349 * hooks.c (hook_bool_rtx_true): New function.
1350 * hooks.h (hook_bool_rtx_true): Declare.
1351 * doc/tm.texi: Add documentation for new target hook.
1353 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1356 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
1357 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
1358 (sparc_tls_referenced_p): New prototype.
1359 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
1360 (sparc_expand_move): Look for TLS addresses with constant offsets.
1361 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
1362 tls_symbolic_operand.
1363 (legitimate_pic_operand_p): Likewise.
1364 (legitimate_address_p): Likewise.
1365 (legitimize_address): Likewise.
1366 (sparc_tls_symbol_ref_1): New function.
1367 (sparc_tls_referenced_p): New function.
1368 * config/sparc/predicates.md (tgd_symbolic_operand): Use
1369 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
1370 (tld_symbolic_operand): Likewise.
1371 (tie_symbolic_operand): Likewise.
1372 (tle_symbolic_operand): Likewise.
1374 2005-05-24 DJ Delorie <dj@redhat.com>
1376 * common.opt (-Wattributes): New. Default true.
1377 * doc/invoke.texi (-Wno-attributes): Document.
1379 * attribs.c (decl_attributes): Move warning control from if() to
1381 * c-common.c (handle_packed_attribute): Likewise.
1382 (handle_nocommon_attribute): Likewise.
1383 (handle_common_attribute): Likewise.
1384 (handle_noreturn_attribute): Likewise.
1385 (handle_noinline_attribute): Likewise.
1386 (handle_always_inline_attribute): Likewise.
1387 (handle_used_attribute): Likewise.
1388 (handle_unused_attribute): Likewise.
1389 (handle_const_attribute): Likewise.
1390 (handle_transparent_union_attribute): Likewise.
1391 (handle_constructor_attribute): Likewise.
1392 (handle_destructor_attribute): Likewise.
1393 (handle_mode_attribute): Likewise.
1394 (handle_alias_attribute): Likewise.
1395 (handle_visibility_attribute): Likewise.
1396 (handle_tls_model_attribute): Likewise.
1397 (handle_malloc_attribute): Likewise.
1398 (handle_returns_twice_attribute): Likewise.
1399 (handle_pure_attribute): Likewise.
1400 (handle_deprecated_attribute): Likewise.
1401 (handle_vector_size_attribute): Likewise.
1402 (handle_nothrow_attribute): Likewise.
1403 (handle_cleanup_attribute): Likewise.
1404 (handle_warn_unused_result_attribute): Likewise.
1405 (handle_sentinel_attribute): Likewise.
1406 * c-decl.c (diagnose_mismatched_decls): Likewise.
1407 (start_decl): Likewise.
1408 (grokdeclarator): Likewise.
1409 (start_function): Likewise.
1410 * c-format.c (check_function_format): Likewise.
1411 * stor-layout.c (place_field): Likewise.
1412 (finalize_record_size): Likewise.
1413 * tree.c (handle_dll_attribute)): Likewise.
1414 * varasm.c (default_assemble_visibility): Likewise.
1415 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
1416 (darwin_assemble_visibility): Likewise.
1417 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
1418 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
1419 (arm_handle_isr_attribute): Likewise.
1420 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
1421 (avr_handle_fndecl_attribute): Likewise.
1422 * config/bfin/bfin.c (handle_int_attribute): Likewise.
1423 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
1424 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
1425 (h8300_handle_eightbit_data_attribute): Likewise.
1426 (h8300_handle_tiny_data_attribute): Likewise.
1427 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
1428 (ix86_handle_regparm_attribute): Likewise.
1429 (ix86_handle_struct_attribute): Likewise.
1430 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
1431 (i386_pe_encode_section_info): Likewise.
1432 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1433 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
1434 (ip2k_handle_fndecl_attribute): Likewise.
1435 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
1436 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
1437 (m68hc11_handle_fntype_attribute): Likewise.
1438 (m68hc11_encode_section_info): Likewise.
1439 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1440 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1441 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
1442 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
1443 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
1444 (sh_handle_sp_switch_attribute): Likewise.
1445 (sh_handle_trap_exit_attribute): Likewise.
1446 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
1447 (sh_symbian_handle_dll_attribute): Likewise.
1448 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
1449 (xstormy16_handle_below100_attribute): Likewise.
1450 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1452 * c-common.c (unsigned_conversion_warning): Move warning control
1453 from if() to warning(OPT_*).
1454 (c_common_truthvalue_conversion): Likewise.
1455 (c_do_switch_warnings): Likewise.
1456 * c-decl.c (diagnose_mismatched_decls): Likewise.
1457 (diagnose_mismatched_decls): Likewise.
1458 (define_label): Likewise.
1459 (grokdeclarator): Likewise.
1460 * c-format.c (check_format_info): Likewise.
1461 * c-lex.c (interpret_integer): Likwise.
1462 (lex_string): Likewise.
1463 * c-opts.c (c_common_post_options): Likewise.
1464 * c-parser.c (c_parser_unary_expression): Likewise.
1465 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
1466 (handle_pragma_extern_prefix): Likewise.
1467 * c-typeck.c (build_binary_op): Likewise.
1468 * gcse.c (is_too_expensive): Likewise.
1469 * opts.c (decode_options): Likewise.
1470 * stor-layout.c (place_field): Likewise.
1471 * tree-cfg.c (remove_bb): Likewise.
1473 * c.opt (-Wreturn-type): Add Var(warn_return_type).
1474 * flags.h (warn_return_type): Remove.
1475 * toplev.c (warn_return_type): Likewise.
1477 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1479 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
1480 existence of long long and __int64 before determining their size.
1481 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
1482 * configure, config.h.in: Regenerate.
1484 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
1486 * configure: Regenerate.
1488 2005-05-24 Ziemowit Laski <zlaski@apple.com>
1490 * c-common.h (objc_comptypes): Remove prototype.
1491 (objc_compare_types): New prototype.
1492 (objc_volatilized_decl): Likewise.
1493 (objc_type_quals_match): Likewise.
1494 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
1495 objc_volatilize_decl().
1496 * c-typeck.c (comp_target_types): Remove third parameter; do
1497 not call objc_comptypes().
1498 (comptypes): Remove calls to objc_comptypes().
1499 (build_function_call): Extend compatible prototype check to ObjC.
1500 (build_conditional_expr): Adjust call to comp_target_types().
1501 (convert_for_assignment): Call objc_compare_types() instead of
1502 objc_comptypes(); adjust calls to comp_target_types(); call
1503 objc_type_quals_match() before issuing qualifier mismatch
1505 (build_binary_op): Call objc_compare_types() before issuing
1506 pointer mismatch warnings; adjust calls to
1507 comp_target_types().
1508 * stub-objc.c (objc_comptypes): Remove stub.
1509 (objc_compare_types): New stub.
1510 (objc_volatilized_decl): Likewise.
1511 (objc_type_quals_match): Likewise.
1513 2005-05-24 Paolo Carlini <pcarlini@suse.de>
1515 * config/ia64/ia64intrin.h: Define nothing for C++:
1516 overloaded builtins have been ported to C++.
1518 2005-05-24 Jeff Law <law@redhat.com>
1520 * tree-nested.c (build_addr): New "context" argument. Temporarily
1521 set current_function_decl around the call to build the ADDR_EXPR.
1522 (get_static_chain): Pass proper context to build_addr.
1523 (convert_nl_goto_reference): Likewise.
1524 (convert_tramp_reference): Likewise.
1525 (final_nesting_tree_1): Likewise.
1526 * tree-profile.c (tree_gen_interval_profiler): Likewise.
1527 (tree_gen_pow2_profiler): Likewise.
1528 (tree_gen_one_value_profiler): Likewise.
1529 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
1530 * tree.h (build_addr): Update prototype.
1532 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
1534 * tree-flow.h (bb_ann_d): Remove has_escape_site.
1535 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
1536 write to has_escape_site.
1538 2005-05-24 Jeff Law <law@redhat.com>
1540 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
1541 * tree-cfg.c: Include tree-ssa-propagate.h.
1542 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
1545 2005-05-24 Nick Clifton <nickc@redhat.com>
1547 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1548 __NO_FPRS__ when 'f' class registers will not be available.
1550 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1552 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
1554 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
1556 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
1559 2005-05-23 Jeff Law <law@redhat.com>
1561 * tree-ssa-dom.c (cprop_into_stmt): Do not call
1562 recompute_tree_invariant_for_addr_expr here.
1563 (optimize_stmt): Call it here instead and do so if anything
1564 at all has changed in the statement and the RHS is an ADDR_EXPR.
1565 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
1566 needed, call recompute_tree_invariant_for_addr_expr.
1567 * tree-ssa-propagate.c (substitute_and_fold): Call
1568 recompute_tree_invariant_for_addr_expr as needed.
1570 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
1572 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
1573 saving less registers than the replacement.
1575 2005-05-23 Jan Hubicka <jh@suse.cz>
1577 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
1579 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1581 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
1582 * config/sparc/sparc.c (sparc_expand_move): New function.
1583 (sparc_emit_set_const64): Rewrite assert condition on entry.
1584 (legitimate_constant_p) <CONST_VECTOR>: New case.
1585 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
1586 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
1587 movV64, movtf): Use nonimmediate_operand for the first operand.
1588 Rewrite. Only invoke sparc_expand_move.
1589 * config/sparc/predicates.md (input_operand): Reorder tests.
1591 2005-05-23 Jan Beulich <jbeulich@novell.com>
1593 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
1594 missing return statement.
1596 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1598 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
1599 emit_move_insn for moves to TFmode stack slots.
1601 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
1603 * tree-stdarg.c (execute_optimize_stdarg): Handle references
1604 to va_list of the form &va[0].
1606 2005-05-20 Jan Hubicka <jh@suse.cz>
1608 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
1609 * genemit.c (main): Make insn-emit to include basic-block.h too.
1611 2005-05-20 Jan Hubicka <jh@suse.cz>
1613 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
1615 2005-05-19 Richard Henderson <rth@redhat.com>
1617 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
1618 emit_store_conditional): Split out from ...
1619 (alpha_split_atomic_op): ... here.
1620 (alpha_split_compare_and_swap): New; extract from .md file.
1621 (alpha_split_lock_test_and_set): Likewise.
1622 * config/alpha/alpha-protos.h: Update.
1623 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
1624 split code into alpha.c.
1625 (sync_lock_test_and_set<I48MODE>): Likewise.
1627 2005-05-19 Richard Henderson <rth@redhat.com>
1629 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
1631 2005-05-19 Richard Henderson <rth@redhat.com>
1633 * config/i386/sse.md (mulv4si3): Use all register inputs.
1634 (mulv2di3): Likewise.
1636 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
1638 * tree-ssa-loop-ivopts.c (determine_base_object): Use
1639 build_fold_addr_expr to generate trees of correct type.
1640 Use fold_buildN if possible.
1642 2005-05-19 Jan Hubicka <jh@suse.cz>
1644 * basic-block.h (REG_BR_PROB_BASE): Define.
1645 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
1646 (dump_cgraph_node): Dump count.
1647 (cgraph_clone_edge): Rescale counts.
1648 (cgraph_clone_node): Likewise.
1649 * cgraph.h: Include basic-block.h
1650 (cgraph_node): Add count.
1651 (cgraph_edge): Add count and loop_nest.
1652 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
1654 * cgraphunit.c: Kill now redundant inlining comment.
1655 (cgraph_create_edges): Make static, maintain current basic block;
1657 (record_call_1): Fill in new fields.
1658 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1660 (cgraph_decide_recursive_inlining): Likewise.
1661 * rtl.h (REG_BR_PROB_BASE): Kill.
1662 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
1663 (expand_call_inline): Update call of cgraph_create_edge.
1664 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1666 2005-05-19 Nick Clifton <nickc@redhat.com>
1668 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
1669 new rs6000_explicit_options structure.
1671 2005-05-19 Richard Henderson <rth@redhat.com>
1674 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
1675 TFmode code swapping ...
1676 (alpha_emit_xfloating_compare): ... here.
1677 (alpha_emit_setcc): Update to match.
1678 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
1680 2005-05-19 Richard Henderson <rth@redhat.com>
1683 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
1684 memory indirection in local-dynamic case.
1686 2005-05-18 Jie Zhang <jie.zhang@analog.com>
1687 Bernd Schmidt <bernd.schmidt@analog.com>
1689 * config/bfin/bfin.c (branch_dest): Add comment why it's
1691 * config/bfin/bfin.md (attr "length" default): Change the offset of
1692 forward conditional branch of length 4 from 4096 to 4092.
1694 2005-05-19 Jan Beulich <jbeulich@novell.com>
1696 * unwind-compat.c: Include tconfig.h and tsystem.h.
1697 * unwind-dw2-fde-compat.c: Likewise.
1699 2005-05-18 Richard Henderson <rth@redhat.com>
1702 * ifcvt.c (noce_process_if_block): Avoid conversion when the
1703 memory destination is readonly.
1705 2005-05-18 Richard Henderson <rth@redhat.com>
1708 * tree-ssa-operands.c (opf_non_specific): New.
1709 (get_asm_expr_operands): Set it.
1710 (add_call_clobber_ops, add_call_read_ops): Likewise.
1711 (add_stmt_operand): Test it instead of opf_kill_def when
1712 considering unmodifiable variables.
1714 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
1716 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
1718 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
1719 tree-ssa-forwprop.c: Fix comment typos.
1720 * doc/invoke.texi: Fix a typo.
1722 2005-05-18 Richard Henderson <rth@redhat.com>
1724 * config.gcc (powerpc-*-linux*): Include linux64.opt when
1725 including linux64.h.
1727 2005-05-18 Richard Henderson <rth@redhat.com>
1729 * tree-cfg.c (pass_remove_useless): Revert last change.
1730 * tree-optimize.c (init_tree_optimization_passes): Initialize
1731 all_lowering_passes with PROP_gimple_any.
1733 2005-05-18 Devang Patel <dpatel@apple.com>
1735 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
1738 2005-05-18 Richard Henderson <rth@redhat.com>
1740 * tree-ssa-forwprop.c (cfg_changed): New.
1741 (tidy_after_forward_propagate_addr): New.
1742 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
1743 (forward_propagate_addr_into_variable_array_index): Likewise.
1744 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
1747 2005-05-18 Geoffrey Keating <geoffk@apple.com>
1749 * dummy-checksum.c: New.
1750 * genchecksum.c: New.
1751 * c.opt (print_pch_checksum): New flag.
1752 * c-pch.c (struct c_pch_validity): Make much shorter.
1754 (host_machine): Remove.
1755 (target_machine): Remove.
1756 (get_ident): Change PCH version number.
1757 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
1758 Don't put triplets or version string in PCH validity data.
1759 Do put the compiler checksum in the validity data.
1760 (c_common_valid_pch): Don't check triplets or version string. Do
1762 (c_common_print_pch_checksum): New.
1763 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
1764 Print fingerprint with -v.
1765 * c-common.h (c_common_print_pch_checksum): New.
1766 (executable_checksum): New.
1767 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
1768 (cc1-dummy): New rule.
1769 (cc1-checksum.c): New rule.
1770 (cc1-checksum.o): New rule.
1771 (cc1): Add checksum support.
1772 (build/genchecksum): New.
1773 (build/genchecksum.o): New.
1774 (dummy-checksum.o): New.
1775 (genobjnames): Add genchecksum.o.
1776 (mostlyclean): Remove *-checksum.c.
1777 (gnucompare): Add libgcc to list of directories checked.
1778 Make comparison problems in libgcc/ and with checksum files only
1780 * doc/invoke.texi (Precompiled Headers): Remove caution.
1781 Document that it must be the exact same binary. Add a few
1782 known-safe flags to the list.
1784 * rs6000/predicates.md (fix_trunc_dest_operand): New.
1785 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
1786 Check that a memory operand is valid before trying to use it.
1788 * tree-cfg.c (pass_remove_useless): This pass works on trees.
1790 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
1792 * tree.c (build1_stat): Don't try to handle two-operand
1795 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
1797 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
1798 * config/sh/sh.h: Update mask names throughout.
1799 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
1800 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
1801 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
1802 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
1803 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
1804 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
1805 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
1806 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
1807 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
1808 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
1809 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
1810 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
1811 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
1812 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
1813 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
1814 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
1815 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
1816 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
1817 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
1818 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
1819 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
1820 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
1821 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
1822 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
1823 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
1824 (SUBTARGET_SWITCHES): Delete.
1825 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
1826 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
1827 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
1828 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
1829 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
1830 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
1831 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
1832 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
1833 (SUPPORT_SH3): Likewise SUPPORT_SH2.
1834 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
1835 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
1837 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
1838 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
1839 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
1840 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
1841 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
1842 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
1843 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
1844 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
1845 (SUPPORT_ANY_SH5): New macros.
1846 (TARGET_NONE): Replace with...
1847 (MASK_ARCH): ...this new macro.
1848 * config/sh/elf.h: Update mask names
1849 * config/sh/linux.h: Likewise.
1850 * config/sh/little.h: Likewise.
1851 * config/sh/netbsd-elf.h: Likewise.
1852 * config/sh/symbian-pre.h: Likewise.
1853 * config/sh/sh.c (sh_handle_option): New function.
1854 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1855 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
1856 (sh_target_switches, target_switches): Delete.
1857 (sh_pch_valid_p): Check for specific differences in the target_flags
1859 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
1860 * config/sh/sh.opt: New file.
1862 2005-05-18 Richard Henderson <rth@redhat.com>
1865 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
1866 small_addr_symbolic_operand.
1868 2005-05-18 Jeff Law <law@redhat.com>
1870 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1871 propagate an ADDR_EXPR if the definition and use sites are
1872 in different EH regions.
1874 2005-05-18 Ian Lance Taylor <ian@airs.com>
1876 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
1879 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1881 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
1883 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
1885 Fix PR tree-optimization/21407
1887 * tree-ssa-operands.c (note_addressable): Change
1888 COMPONENT_REF handling in response to aliasing
1891 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1893 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
1894 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
1895 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
1896 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
1897 the default on Solaris too.
1899 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
1901 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
1904 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1906 * timevar.def (TV_SCEV_CONST): New timevar.
1907 * tree-optimize.c (init_tree_optimization_passes): Add
1909 * tree-pass.h (pass_scev_cprop): Declare.
1910 * tree-scalar-evolution.c (scev_const_prop): New function.
1911 * tree-scalar-evolution.h (scev_const_prop): Declare.
1912 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
1914 * tree-cfg.c (replace_uses_by): Export.
1915 * tree-flow.h (replace_uses_by): Declare.
1917 2005-05-17 Ziemowit Laski <zlaski@apple.com>
1918 Mike Stump <mrs@apple.com>
1920 Yet more Objective-C++...
1922 * c-common.h (objc_finish_try_stmt): Add.
1923 (objc_build_synchronized): Add.
1924 (objc_generate_write_barrier): Add.
1925 * stub-objc.c (objc_build_synchronized): Add return value.
1926 (objc_finish_try_stmt): Likewise.
1927 (objc_generate_write_barrier): Add.
1929 * c-common.h (objc_rewrite_function_call): Add.
1930 * c-typeck.c (build_function_call): Allow objc to rewrite
1932 (build_modify_expr): Allow objc to generate write barriers.
1933 * c.opt (Wassign-intercept): Add.
1934 (Wstrict-selector-match): Add.
1935 (fobjc-call-cxx-cdtors): Add.
1936 (fobjc-direct-dispatch): Add.
1938 * dbxout.c (get_lang_number): Add Objective-C++ support.
1939 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
1940 (-Wstrict-selector-match): Likewise.
1941 (-fobjc-direct-dispatch): Likewise.
1942 (-Wassign-intercept): Likewise.
1943 (Overall Options): Likewise.
1944 * gengtype.c (get_output_file_with_visibility): Likewise.
1945 * stub-objc.c (objc_rewrite_function_call): Add.
1946 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
1948 * c-common.c (flag_objc_exceptions): Remove.
1949 (flag_objc_sjlj_exceptions): Remove.
1950 * c-decl.c (objc_mark_locals_volatile): Don't change decls
1951 that are already ok.
1952 * c-opts.c (c_common_handle_option, case
1953 OPT_fobjc_exceptions): Remove.
1954 (case OPT_fobjc_sjlj_exceptions): Remove
1955 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
1956 (fobjc-exceptions): Likewise.
1957 (fobjc-sjlj-exceptions): Likewise.
1958 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
1959 (OFFS_ASSIGNIVAR_FAST): Add.
1961 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1963 * config/sparc/sparc.md (movhi): Do not test constness
1964 of operand #1 twice.
1966 (movdi): Unconditionally accept zero as second operand
1967 when the first is memory.
1968 (movdi_insn_sp32): Handle above case.
1969 (DImode splitter): Use predicates.
1970 (DImode splitter): Use const_zero_operand predicate.
1971 (movsf_insn): Swap 2 alternatives.
1973 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1975 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
1976 expand_simple_operations to bases of the ivs.
1977 (tree_int_cst_sign_bit): Export.
1978 * tree-flow.h (expand_simple_operations): Declare.
1979 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
1980 tree_int_cst_sign_bit.
1981 (expand_simple_operations): Export.
1982 * tree.h (tree_int_cst_sign_bit): Declare.
1984 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1986 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
1988 (replace_uses_by): New function.
1989 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
1990 * tree-flow.h (fold_stmt_inplace): Declare.
1991 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
1992 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
1993 info after cfg cleanup.
1995 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1997 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
1998 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2001 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2003 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2004 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2005 * timevar.c (timevar_ggc_mem_total): New variable.
2006 (GGC_MEM_BOUND): New constant.
2007 (get_time): Record ggc memory status.
2008 (timevar_accumulate): Accumulate amount of ggc memory.
2009 (timevar_print): Print consumption of ggc memory.
2010 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2011 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2012 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2013 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2014 (timevar_ggc_mem_total): Declare.
2016 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2018 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2021 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2023 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2025 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2026 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2027 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2028 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2029 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2030 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2031 "s<rcond>" and "s<ocond>".
2032 ("b<ocond:code>", "*b<ocond:code>_reversed")
2033 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2034 output statement section.
2036 2005-05-17 Roger Sayle <roger@eyesopen.com>
2038 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2040 2005-05-17 Steven Bosscher <stevenb@suse.de>
2041 Stuart Hastings <stuart@apple.com>
2042 Jan Hubicka <jh@suse.cz>
2043 Dale Johannesen <dalej@apple.com>
2045 * cgraph.h (cgraph_node): Add 'lowered' state.
2046 (cgraph_lower_function): Declare.
2047 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2048 (cgraph_lower_function): New function.
2049 (cgraph_create_edges): Deal with lowered function bodies.
2050 (verify_cgraph_node): Likewise.
2051 (cgraph_analyze_function): Do lowering job.
2052 (cgraph_build_static_cdtor): Likewise.
2053 * function.h (struct function): Add saved_eh and saved_cfg.
2054 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2055 * tree-cfg.c (fold_cond_expr_cond): Export.
2056 * tree-flow.h (fold_cond_expr_cond): Declare.
2057 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2059 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2060 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2061 callee_cfun, block, eh_region, eh_region_offset.
2062 (inlining_p): New predicate.
2063 (remap_decl): Update for new inline_data; declare newly created inline
2064 vars in low gimple way.
2065 (copy_body_r): Update for new datastructure, simplify some of handling
2066 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2067 deal with RESX_EXPRs.
2069 (copy_edges_for_bb): Likewise.
2070 (remap_decl_1): New.
2071 (copy_cfg_body): New.
2072 (copy_generic_body): Rewrite to work on low gimple.
2073 (copy_body): Turn into simple wrapper around copy_cfg_body.
2074 (setup_one_parameter): Insert new statements into given basic block.
2075 (initialize_initialized_parameters): Likewise, reorganize way things are
2077 (declare_return_variable): Update for new inline data datastructure.
2078 (inline_forbidden_p): Work on low gimple.
2079 (estimate_num_insns): Likewise.
2080 (expand_call_inline): Work on CFG.
2081 (push_cfun, pop_cfun): New functions.
2082 (cfun_stack): New stack.
2083 (add_lexical_block): New function.
2084 (gimple_expand_calls_inline): Work on basic block.
2085 (optimize_inline_calls): Likewise.
2086 (clone_body, save_body, unsave_ewpr_now): Update for new
2088 (declare_inline_vars): Work on block instead of bind_expr.
2089 (inlining_p): New predicate.
2090 * tree-inline.h (push_cfun, pop_cfun): Declare.
2091 * tree-optimize.c: Include except.h
2092 (all_lowering_passes): New variable.
2093 (execute_fixup_cfg, pass_fixup_cfg): New pass.
2094 (init_tree_optimization_passes): Move some to all_lowering_passes.
2095 (tree_lowering_passes): New function.
2096 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
2097 * tree-pass.h (tree_lowering_passes): Declare
2099 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2101 * unwind-dw2-fde-darwin.c: Include tsystem.h.
2103 2005-05-17 Jeff Law <law@redhat.com>
2105 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
2106 * tree-ssa-forwprop.c: Include langhooks.h.
2107 (forward_propagate_addr_expr_into_variable_array_index): New.
2108 (forward_propagate_addr_expr): New.
2109 (tree_ssa_forward_propagate_single_use_vars): Loop over all
2110 the statements in the block instead of just the last statement.
2111 Call forward_propagate_addr_expr as needed.
2112 (pass_forwprop): Update the SSA graph after forward propagation is
2115 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2117 * unwind-dw2-fde-glibc.c (base_from_cb_data,
2118 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
2120 * unwind-dw2-fde.c (__deregister_frame_info_bases,
2121 base_from_object, fde_split, end_fde_sort): Likewise.
2122 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
2123 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
2124 uw_init_context_1): Likewise.
2125 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
2126 _Unwind_Resume_or_Rethrow): Likewise.
2127 * unwind-pe.h (__gxx_abort): Do not define.
2128 (size_of_encoded_value, base_of_encoded_value,
2129 read_encoded_value_with_base): Use gcc_unreachable.
2130 * unwind.h (_Unwind_GetTextRelBase): Likewise.
2132 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2134 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
2135 (cfi_end): New macros.
2136 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
2137 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
2138 an eight byte stack frame.
2139 (__NR_tkill): Define.
2140 (__div0): Use gettid tkill on GNU/Linux.
2141 (_arm_return): Add CFI.
2142 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2144 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2146 * configure.ac: Remove spaces around assignment to
2148 * configure: Regenerated.
2150 2005-05-17 David Edelsohn <edelsohn@gnu.org>
2152 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
2153 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
2155 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
2156 Modify aix_struct_return variable, not target_flags.
2157 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
2158 (rs6000_return_in_memory): Test aix_struct_return.
2159 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
2160 independent variable. Report mxl-compat.
2162 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
2164 * config/bfin/bfin.md (eh_return): Add missing DONE.
2166 2005-05-17 Ian Lance Taylor <ian@airs.com>
2168 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
2170 (mode_attr_index): Remove check for defined attribute. Remove
2171 infile parameter. Change all callers.
2172 (apply_mode_maps): Add unknown parameter. Change caller. Always
2173 return after finding attribute.
2174 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
2176 (apply_macro_traverse): Set mtd->unknown_mode_attr.
2177 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
2178 attribute used for a mode.
2180 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2182 * tree-ssa-math-opts.c: New file.
2184 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2186 * tree-ssa-math-opts.c: New file.
2188 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2190 * Makefile.in: Add tree-ssa-math-opts.c.
2191 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
2192 * fold-const.c (distribute_real_division): New.
2193 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
2194 * tree-pass.h (pass_cse_reciprocals): New.
2195 * tree-optimize.c (init_tree_optimization_passes): Run it.
2196 * doc/passes.texi: Document the new pass.
2198 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
2201 * builtins.c (fold_builtin_constant_p): Handle
2202 &"string cst"[0] as constant.
2204 2005-05-17 Richard Henderson <rth@redhat.com>
2206 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
2208 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2211 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
2212 src2 if src2 has been split.
2214 PR tree-optimization/21610
2215 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
2216 returning DECL, call unshare_expr.
2218 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2220 * config/cris/cris.md: Unquote preparation and output statements.
2221 (BWD, WD, BW): New, mode-macros.
2222 (S, s, m, mm, nbitsm1): New, mode-attrs.
2223 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
2224 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
2226 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
2227 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
2228 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
2230 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
2231 ("movdi"): Move misplaced head comment regarding necessity of
2232 movdi from movsi to here.
2233 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
2235 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
2236 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
2237 "*mov_sideqi_biap_mem".
2238 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
2240 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
2241 "*clear_sidehi_biap" and "*clear_sideqi_biap".
2242 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
2243 and "*clear_sideqi".
2244 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
2245 "*ext_sidehisi_biap".
2246 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
2248 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
2249 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
2250 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
2251 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
2252 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
2254 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
2255 "*op_sidehi_biap" and "*op_sidesi_biap".
2256 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
2258 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
2259 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
2260 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
2261 "*op_swap_sidehi" and "*op_swap_sidesi".
2262 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
2263 in the N alternative of "subqi3".
2264 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
2265 "*extophisi_side_biap".
2266 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
2268 ("*extop<mode>si_swap_side_biap"): Replace
2269 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
2270 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
2271 "*extophisi_swap_side".
2272 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
2273 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
2275 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
2276 "mulqihi3", "mulhisi3" and "mulhisi3".
2277 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
2278 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
2280 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
2281 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
2282 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
2283 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
2284 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
2285 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
2286 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
2287 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
2288 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
2289 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
2290 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
2291 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
2293 ("abs<mode>2"): Replace "abshi2" and "absqi2".
2294 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
2296 ("b<ocond>"): Replace "bgt" and "ble".
2297 ("b<rcond>"): Replace "blt" and "bge".
2298 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
2299 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
2301 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
2303 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
2305 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
2307 ("s<rcond>"): Replace "sge" and "slt".
2308 ("s<ocond>"): Replace "sgt" and "sle".
2309 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
2310 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
2311 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
2312 clear.w [rx=rx+i] and clear.b [rx=rx+i].
2314 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2316 * varasm.c (struct constant_descriptor_tree): Add hash field.
2317 (const_desc_hash): Just return hash field.
2318 (const_desc_eq): If hash values are different, return 0 immediately.
2319 (output_constant_def): Compute hash field of temporary key, use
2320 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
2321 newly built constant descriptor.
2322 (lookup_constant_def): Compute hash field of temporary key, use
2323 htab_find_with_hash instead of htab_find.
2325 2005-05-16 Richard Henderson <rth@redhat.com>
2327 * config/i386/sse.md (mulv4si3): New.
2329 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2331 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
2332 tests for noncanonical versions of reg+constant and
2335 2005-05-16 Richard Henderson <rth@redhat.com>
2336 Steven Bosscher <stevenb@suse.de>
2339 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
2340 maybe_clean_eh_stmt; take old stmt parameter. Update EH
2341 region data structure to match replacement.
2342 * tree-flow.h: Update to match.
2343 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2344 * tree-ssa-dom.c (optimize_stmt): Likewise.
2345 * tree-ssa-pre.c (eliminate): Likewise.
2346 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
2348 2005-05-16 Caroline Tice <ctice@apple.com>
2350 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
2351 internal_error with gcc_assert.
2352 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
2353 * function.h (struct function): Remove space between "*" and
2355 * varasm.c (initialize_cold_section_name): Add gcc_assert;
2356 modify to use alloca.
2357 (unlikely_text_section): Add check for flag_function_sections.
2358 (assemble_start_function): Move call to resolve_section, so it
2359 comes before first call to unlikely_text_section.
2360 (assemble_end_function): Add test and call to function_section
2363 2005-05-16 Roger Sayle <roger@eyesopen.com>
2365 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
2366 instead of build_binary_op when performing code transformations
2367 to avoid error messages about constructs not it the user's code.
2369 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2371 * tree-ssa-pre.c: Fix a comment typo.
2373 2005-05-16 Richard Henderson <rth@redhat.com>
2376 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
2377 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
2378 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
2379 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
2380 add_tprel22): Remove mode from symbolic operand.
2382 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2384 * optc-gen.awk: Include intl.h after the externally-provided files.
2386 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2388 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
2389 folding a COND_EXPR_COND in a nondestructive manner.
2391 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
2393 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
2394 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
2395 New values for vec_select definitions and bitmask for element
2398 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
2400 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
2401 Change the type to VEC(rtx,gc)*.
2402 (mem_loc_descriptor, add_const_value_attributes,
2403 dwarf2out_init): Adjust uses of used_rtx_varray.
2405 * tree-data-ref.c (compute_all_dependences): Change the type
2406 of dependence_relations to VEC(ddr_p,heap)**.
2407 (compute_data_dependences_for_loop): Change the type of
2408 allrelations to VEC(ddr_p,heap)*.
2410 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
2412 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
2413 system.h, coretypes.h and tm.h.
2414 (options.o): Update dependencies accordingly.
2415 * optc-gen.awk: Allow header_name to be a list of filenames.
2416 Handle the "Condition" flag.
2417 * opts.h (CL_DISABLED): New flag.
2418 * opts.c (handle_option): Print an error for CL_DISABLED options.
2419 * doc/options.texi: Document the "Condition" option flag.
2421 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
2423 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2425 2005-05-15 Roger Sayle <roger@eyesopen.com>
2427 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
2428 check for TREE_OVERFLOW on INTEGER_CST trees.
2429 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
2430 CONSTANT_CLASS_P tree nodes.
2432 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
2435 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2437 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
2439 Fix PR tree-optimization/21576
2441 * tree-ssa-pre.c (expression_node_pool): New pool.
2442 (comparison_node_pool): Ditto.
2443 (list_node_pool): Ditto.
2444 (pool_copy_list): New function.
2445 (phi_translate): Handle CALL_EXPR.
2446 (valid_in_set): Ditto.
2447 (create_expression_by_pieces): Ditto.
2448 (insert_into_preds_of_block): Ditto.
2449 (insert_aux): Ditto.
2450 (compute_avail): Ditto.
2451 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
2452 (can_value_number_call): New function.
2453 (find_leader): Update comment.
2454 (init_pre): Create new pools.
2455 (fini_pre): Free new pools.
2456 (pass_pre): Add TODO_update_ssa for the future when we are going
2458 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
2459 (set_value_handle): Ditto.
2460 (get_value_handle): Ditto.
2462 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
2464 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
2466 2005-05-15 Andreas Jaeger <aj@suse.de>
2468 * gcc.c (pfatal_pexecute): Remove unused local function.
2470 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
2472 * optc-gen.awk: Remove excess indentation.
2473 * opth-gen.awk: Likewise.
2475 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
2477 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
2478 of basic_block_info. Call init_flow and find_basic_blocks
2479 before dbr_schedule if needed.
2481 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2483 * tree-optimize.c (init_tree_optimization_passes): Move
2484 pass_cd_dce in place of the last pass_dce.
2486 PR tree-optimization/21563
2487 * tree-vrp.c (compare_value): Return boolean_false_node when
2488 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
2489 strictly larger than CST.
2491 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
2492 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2494 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
2496 (rev_cond_name) Likewise.
2497 (vax_float_literal) Likewise.
2498 * config/vax/vax.md: Likewise.
2500 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2502 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
2503 registers and use them (specifically the stack pointer).
2504 * config/vax/vax.h: Use above defines right here.
2506 * config/vax/vax.c: (override_options) Remove 'register' keyword.
2507 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
2508 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
2510 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
2511 mostly removal of trailing spaces...
2512 * config/vax/vax-modes.def: Remove trailing whitespace.
2514 * config/vax/elf.h: Update whitespace.
2516 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2519 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2520 * fold-const.c (fold_indirect_ref_1): Avoid removing
2521 NOP_EXPRs with type qualifiers like const.
2523 2005-05-14 Jan Hubicka <jh@suse.cz>
2525 Patch by Richard Henderson:
2526 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2527 Handle RESX expressions properly.
2529 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
2530 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
2531 (remove_stmt_from_eh_region_fn): Likewise.
2533 * tree-cfg.c (execute_warn_function_return): Break out noreturn
2535 (execute_warn_function_noreturn): ... here.
2536 (pass_warn_function_noreturn): New pass.
2537 * tree-pass.h (pass_warn_function_noreturn): Declare
2538 * tree-optimize.c (init_tree_optimization_passes): Move return
2539 warnings early and add noreturn warnings at place of previous
2542 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2544 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
2545 root_var_init, type_var_init): Use VEC instead of VARRAY.
2546 * tree-ssa-live.h (tree_partition_associator_d): Change the
2547 type of trees to VEC(tree,heap)*.
2548 (tpa_tree): Use VEC instead of VARRAY.
2550 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
2552 * fold-const.c (div_if_zero_remainder): New function.
2553 (try_move_mult_to_index): Use it.
2555 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2557 * tree-eh.c (leh_tf_state): Change the type of dest_array to
2559 (maybe_record_in_goto_queue, lower_try_finally_onedest,
2560 lower_try_finally_copy, lower_try_finally_switch,
2561 lower_try_finally): Use VEC instead of VARRAY.
2563 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
2565 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
2566 comment regarding defined register classes.
2567 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
2569 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
2571 * tree-optimize.c (init_tree_optimization_passes): Move
2572 pass_merge_phi before the first pass_dominator.
2574 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
2576 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
2579 2005-05-13 Josh Conner <jconner@apple.com>
2581 * config/arm/arm.c (arm_size_return_regs): New.
2582 (thumb_unexpanded_epilogue): replace in-line calculation
2583 of return registers with call to arm_size_return_regs.
2584 (use_return_insn): Include test of which registers are
2585 being used to hold return values, to accommodate
2586 vector return values.
2588 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
2590 * config/rs6000/sysv4.opt (mlittle): Handle.
2592 * config/rs6000/rs6000.c (rs6000_handle_option): Set
2593 target_flags_explicit when appropriate.
2595 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2597 PR middle-end/20714:
2598 * optabs.c (no_conflict_data): New struct.
2599 (no_conflict_move_test): New function.
2600 (emit_no_conflict_block): Use it.
2602 2005-05-13 Adam Nemet <anemet@lnxw.com>
2604 * doc/invoke.texi (Debugging Options): Option
2605 -fdump-translation-unit only works with C++ now.
2607 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2609 Replace calls to abort in CRIS port.
2610 * config/cris/cris.h (CRIS_ASSERT): New macro.
2611 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
2612 internal_error instead of abort.
2613 ("movsi"): Ditto. Unquote preparation statement section.
2614 ("call", "call_value"): Ditto, but use gcc_assert where
2615 appropriate. Tweak comments.
2616 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
2618 (cris_op_str): Call internal_error, not abort.
2619 (cris_print_operand): Tweak "abort" reference to "die" in comment.
2620 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
2621 (cris_notice_update_cc): Call internal_error, not abort.
2622 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
2623 (cris_emit_movem_store, cris_asm_output_symbol_ref)
2624 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
2625 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
2626 ENABLE_CHECKING-guarded abort call.
2627 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
2628 Use internal_error at end of test-chain.
2630 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2632 PR rtl-optimization/20769:
2633 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
2634 pattern emitted by expand_nl_goto_receiver.
2636 PR middle-end/20793:
2637 * integrate.c (allocate_initial_values): Update register liveness
2640 2005-05-13 Josh Conner <jconner@apple.com>
2642 * arm.c (arm_return_in_memory): Add handling for vector return types.
2644 2005-05-13 David Ung <davidu@mips.com>
2646 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
2648 * config/mips/mips.c: Add 4km alias.
2649 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
2650 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
2653 2005-05-13 Jan Hubicka <jh@suse.cz>
2655 * c-decl.c (finish_function): Suppress "control reaches end of
2656 non-void function" when "no return statement in function
2657 returning non-void" is issued.
2659 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
2660 * tree-optimize.c (pass_gimple): Kill.
2661 (init_tree_optimization_passes): Kill pass_gimple.
2662 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
2663 * tree-dump.c (dump_files): Rename .generic to .gimple.*
2665 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
2667 PR rtl-optimization/20756:
2668 * basic-block.h (PROP_DEAD_INSN): Define.
2669 * flow.c (propagate_one_insn): Set during mark_set_regs call
2671 (mark_set_1): Emit a clobber when we are about to delete a dead insn
2672 that kills a live register.
2674 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
2676 * config/s390/s390.md: ("DBL"): New mode attribute.
2677 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
2678 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
2679 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
2681 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
2683 * c-format.c (check_format_arg): Handle string literals of
2684 the form &"string"[offset].
2686 * g++.dg/warn/format4.C: New testcase.
2688 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
2690 * config/mips/3000.md, config/mips/4000.md,
2691 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
2692 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
2693 config/mips/generic.md, config/pdp11/pdp11.md,
2694 config/sh/crt1.asm, config/sh/lib1funcs.asm,
2695 config/sh/sh-modes.def, config/sh/sh-protos.h,
2696 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
2698 2005-05-13 Richard Henderson <rth@redhat.com>
2700 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
2701 addition to move unless dest is a register. Do not skip
2702 instantiation in dest on addition simplification.
2704 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
2706 * config/cris/cris.c (cris_print_operand) <case 'H'; case
2707 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
2708 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
2710 2005-05-13 Jan Hubicka <jh@suse.cz>
2712 * basic-block.h (FOR_ALL_BB_FN): New macro.
2713 (init_flow): Initialize cfg structure.
2714 * function.c (allocate_struct_function): Do not initialize cfg structure.
2715 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
2716 (build_tree_cfg): ... here.
2717 * tree-flow.h (init_empty_tree_cfg): Declare.
2719 2005-05-12 Steven Bosscher <stevenb@suse.de>
2721 Fix PR tree-optimization/21520
2722 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
2723 to attempt to fold constants.
2725 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2727 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
2728 only when TARGET_ADJUST_UNROLL_MAX is defined.
2729 (general_movsrc_operand): Use the C style comment.
2730 (ua_offset): Use prototype.
2732 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
2734 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
2735 (struct hmr_data, hoist_memory_reference, memref_del,
2736 struct fmrv_data): Removed.
2737 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
2738 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
2740 (find_more_ref_vops): Traverse the list of memory references.
2741 (determine_lsm_loop): Work with the list of memory references instead
2742 of traversing the hashtable.
2744 2005-05-12 Steven Bosscher <stevenb@suse.de>
2745 Stuart Hastings <stuart@apple.com>
2746 Jan Hubicka <jh@suse.cz>
2748 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
2749 duplicate_eh_regions): New functions, based on old
2750 implementation removed with RTL inliner.
2751 (reachable_next_level): Modify behaviour pre-inline.
2752 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
2754 * function.h (struct function): Add after_inlining flag.
2755 * tree-optimize.c (tree_rest_of_compilation): Set it.
2756 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
2758 * tree-cfg.c (label_to_block_fn): Deal with cases where
2759 label was never insterted into code.
2761 2005-05-12 Zack Weinberg <zack@codesourcery.com>
2763 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
2765 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
2767 Fix PR tree-optimization/21532
2768 * tree-ssa-pre.c (create_expression_by_pieces): stmt
2769 needs to go onto the inserted_exprs list.
2771 2005-05-12 Ian Lance Taylor <ian@airs.com>
2773 * c-common.h (statement_code_p): Don't declare.
2774 (STATEMENT_CODE_P): Don't define.
2775 (INIT_STATEMENT_CODES): Don't define.
2776 * c-common.c (statement_code_p): Don't define.
2778 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2780 * config/sparc/sparc.h: Remove dead code.
2781 * config/sparc/sparc.c (sparc_compute_frame_size): Use
2782 FIRST_PARM_OFFSET for the size of the register window area.
2783 (emit_save_regs): Rename into emit_save_or_restore_regs.
2784 Add 'action' parameter. Use 4095 as upper bound for the offset.
2785 Pass 'action' to save_or_restore_regs.
2786 (emit_restore_regs): Delete.
2787 (sparc_expand_prologue): Call emit_save_or_restore_regs.
2788 (sparc_expand_epilogue): Likewise.
2789 * config/sparc/sparc.md (mode macro P): Move.
2790 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
2791 (mov<V32:mode> expander): Move to the top of the V32 section.
2792 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
2793 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
2794 (sibcall_epilogue): Move.
2796 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2799 * arm.c (arm_gen_constant): Sign-extend intermediate values when
2800 synthesizing a constant of the difference of two immediates.
2802 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
2804 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
2805 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
2806 the alternatives using integer registers into the appropriate
2809 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2811 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
2812 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
2813 * bitmap.h: Fixed comments.
2815 2005-05-11 Richard Henderson <rth@redhat.com>
2818 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
2819 (ia64_cannot_force_const_mem): New.
2820 (tls_symbolic_operand_type): New.
2821 (ia64_legitimate_constant_p): New.
2822 (ia64_expand_load_address): Return true on success. Improve
2823 checks for when we should not split.
2824 (ia64_expand_tls_address): New addend operand. Distribute it
2825 as appropriate to the tls_kind. Delay referencing gp.
2826 (ia64_expand_move): Split symbolic addend as necessary. Handle
2827 tls symbols with addends.
2828 * config/ia64/ia64-protos.h: Update.
2829 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
2830 p0, f0, f1, and r13.
2831 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
2832 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
2833 (symbolic_operand splitter): Pass everything through
2834 ia64_expand_load_address and FAIL or DONE as appropriate.
2835 (load_fptr): Only accept after reload.
2836 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
2837 load_symptr_low, load_ltoff_dtpmod,
2839 (load_dtprel): Only accept tls symbols.
2840 (load_dtprel64, load_dtprel22): Likewise.
2841 (load_tprel, load_tprel64, load_tprel22): Likewise.
2842 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
2843 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
2844 (add_dtprel14, add_dtprel22): Likewise.
2845 (add_tprel, add_tprel14, add_tprel22): Likewise.
2846 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
2847 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
2848 (got_symbolic_operand): Check CONST offsets.
2849 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
2850 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
2851 (move_operand): Don't handle tls here. Check CONST offsets.
2853 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2855 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
2856 Remove hilo_operand check.
2857 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
2858 * config/mips/predicates.md (hilo_operand): Delete.
2860 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2862 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
2864 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2866 PR tree-optimizer/18472
2867 * tree-if-conv.c (tree_if_convert_stmt,
2868 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
2870 2005-05-11 Jan Hubicka <jh@suse.cz>
2872 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
2873 (GTFILES): add except.h.
2874 * except.c (eh_status): Add throw_stmt_table.
2875 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
2876 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
2877 lookup_stmt_eh_region_fn): Declare.
2878 (throw_stmt_node): New structure.
2879 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
2880 * gengtype.c (open_base_files): Add except.h to inlines.
2881 * tree-eh.c (throw_stmt_node): Kill.
2882 (record_stmt_eh_region): Update.
2883 (add_stmt_to_eh_region_fn): Break out from ...
2884 (add_stmt_to_eh_region): ... here.
2885 (remove_stmt_from_eh_region_fn): Break out from ...
2886 (remove_stmt_from_eh_region): ... here.
2887 (lookup_stmt_eh_region_fn): Break out from ...
2888 (lookup_stmt_eh_region): ... here.
2889 (honor_protect_cleanup_actions): Use build_resx.
2890 (lower_try_finally_onedest): Likewise.
2891 (lower_try_finally_copy): Likewise.
2892 (lower_try_finally_switch): Likewise.
2893 (lower_eh_constructs): Update eh table construction.
2894 * tree.c (build_resx): New.
2895 * tree.h (build_resx): Declare.
2897 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
2899 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
2902 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
2904 * fold-const.c, libgcov.c: Fix comment typos.
2906 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
2909 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
2911 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2912 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
2914 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
2916 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
2919 * crtstuff.c: Include auto-host.h again, for now.
2921 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
2923 * config/mips/24k.md: Remove trailing whitespace.
2925 2005-05-11 David Ung <davidu@mips.com>
2927 * config/mips/mips.md (type): Add imul3.
2928 (length, hazard, may_clobber_hilo): Check for imul3.
2929 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
2930 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
2931 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
2932 for a 3 operand mul and its bypasses.
2933 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
2934 * config/mips/4000.md (r4k_imul): Likewise.
2935 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
2936 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
2937 (vr4130_muldi): Likewise.
2938 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
2939 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
2940 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
2941 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
2942 (ir_vr54_imadd_si): Likewise.
2943 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
2944 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
2945 (rm7_impy_di): Likewise.
2946 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
2947 * config/mips/generic.md (generic_imul): Likewise.
2948 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
2949 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
2951 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
2953 PR middle-end/20371:
2954 * tree.h (record_layout_info_s): New member prev_packed.
2955 * stor-layout.c (update_alignment_for_field): Fix comment about
2956 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
2957 we start it properly aligned.
2958 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
2959 to update_alignment_for_field, and recompute it afterwards using
2960 the alignment of the record.
2961 When a packed bitfield precedes an MS bitfield, don't add padding
2962 at the end of the packed bitfield on behalf of the base type of
2963 the packed bit field.
2964 Don't adjust rli->bitpos at the end
2965 of an MS bitfield run if we already adjusted bitpos/offset for an
2966 alignment as large or larger than the bitfield type size.
2967 Take possible record alignment > BIGGEST_ALIGNMENT into account
2968 when calculating actual_align.
2969 Only put packed buit fields into rli->prev_field if they end up
2971 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
2972 Update rli->remaining_in_alignment when we have already started a
2973 run of bit fields and we process a packed bit field.
2975 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
2977 * tree-data-ref.c (find_data_references_in_loop): Give up when
2978 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
2979 may embed arbitrary side effects.
2980 Remove the assumption that GIMPLE form contains a single array
2981 access per statement.
2982 When the statement contains virtual operands, fail if it is not
2983 a MODIFY_EXPR or a CALL_EXPR.
2984 Return after the dont know node is inserted.
2986 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
2988 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
2990 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
2993 PR tree-optimization/19639
2994 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
2995 and generic summands for char* as s * delta, too, folding &a[i]
2996 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
2997 for comparison of steps. Convert types for index addition.
2998 (fold_binary): Adjust the callers to always dispatch to
2999 try_move_mult_to_index.
3000 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3001 expr with non-gimple ARRAY_REF offset.
3003 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3005 * fold-const.c (fold_indirect_ref_1): Avoid removing
3006 NOP_EXPRs with type qualifiers like const.
3008 2005-05-11 Richard Henderson <rth@redhat.com>
3011 * c-decl.c (finish_decl): Propagate the completed array type of
3012 a global variable into the binding.
3014 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3016 * Makefile.in (gtype-desc.o, build/genautomata.o)
3017 (build/varray.o): Depend on $(VARRAY_H).
3019 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3021 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3022 optimization passes to do an initial batch of scalar cleanups.
3024 2005-05-10 Ian Lance Taylor <ian@airs.com>
3026 * read-rtl.c (struct macro_traverse_data): Define.
3027 (map_attr_string): New static function, broken out of
3028 apply_macro_to_string.
3029 (mode_attr_index, apply_mode_maps): New static functions.
3030 (apply_macro_to_string): Call map_attr_string.
3031 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3033 (apply_macro_traverse): Expect data to point to a struct
3034 macro_traverse_data.
3035 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3036 to pass data through htab_traverse.
3037 (read_rtx_1): Add mode_maps parameter. Change all callers.
3038 Handle mode names which are attribute strings.
3039 * doc/md.texi (Substitutions): Rename from String Substitutions.
3040 Change references. Document using attributes as modes.
3042 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3044 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3045 * tree-optimize.c (init_tree_optimization_passes) Swap
3046 pass_ch and pass_profile.
3047 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3048 here. Remove rewrite_into_loop_closed_ssa call.
3050 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3052 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3054 (legitimate_reload_constant_p): Add check for const double zero.
3055 * config/s390/s390.md: Add comment for constraint letter 'G'.
3056 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3057 attributes for new case.
3058 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3059 s390_const_double_ok_for_constraint_p.
3060 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3063 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3065 PR tree-optimization/21170
3066 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3067 rewrite_ssa_into_ssa in comments with update_ssa.
3069 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3071 * tree-ssa-loop-im.c: Include hashtab.h.
3072 (struct mem_ref_loc): New.
3073 (struct mem_ref): Describe the set of references with the same
3075 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3076 maybe_queue_var, fem_single_reachable_address,
3077 for_each_memref, single_reachable_address,
3078 is_call_clobbered_ref, determine_lsm_reg): Removed.
3079 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3080 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3081 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3083 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
3084 (determine_lsm_loop): Rewritten.
3085 (determine_lsm): Do not set stmt uids.
3087 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3089 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
3092 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3094 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
3095 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
3096 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
3098 2005-05-10 Jeff Law <law@redhat.com>
3100 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
3101 thread_across_edge for any abnormal edges.
3103 2005-05-10 Richard Henderson <rth@redhat.com>
3105 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
3106 * config/ia64/ia64-protos.h: Declare it.
3107 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
3108 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
3109 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
3110 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
3111 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
3112 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
3113 extend result; use release semantics.
3114 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
3115 (sync_val_compare_and_swap_<IMODE>): Update to match.
3117 2005-05-10 Richard Henderson <rth@redhat.com>
3119 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
3120 before comparing it for success.
3122 2005-05-10 Richard Henderson <rth@redhat.com>
3124 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
3125 no return value pattern.
3127 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
3128 H.J. Lu <hongjiu.lu@intel.com>
3130 * libgcov.c (create_file_directory): New function. Create
3131 directory for the given file name.
3132 (gcov_max_filename): New static var. Keeps size of the longest
3134 (gcov_exit): Always try to create directory for output
3135 file. Relocate each filename basing on environment vars.
3136 (__gcov_init): Remember the longest file name.
3137 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
3138 * doc/gcov.texi (Cross-profiling): New node documenting
3139 cross-profiling management.
3140 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
3142 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3144 * config/sparc/sparc.c (mem_min_alignment): Do not rely
3145 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
3147 2005-05-10 Bob Wilson <bob.wilson@acm.org>
3149 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
3150 case code to avoid one move instruction.
3151 (__umodsi3, __modsi3): Merge duplicated code sequences.
3153 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3155 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
3156 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
3157 * doc/invoke.texi: Fix typos.
3159 * tree-data-ref.c (analyze_array_indexes, analyze_array,
3160 init_data_ref, access_functions_are_affine_or_constant_p,
3161 free_data_refs): Use VEC instead of VARRAY.
3162 * tree-data-ref.h (data_reference): Change the type of
3163 access_fns to VEC(tree,gc)*.
3164 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
3166 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
3169 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
3170 * fold-const.c (fold): Expand the condition of reducing cond_expr.
3171 (contains_label_1, contains_label_p): New functions for checking
3172 labels in a sub-tree.
3174 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3177 * c-decl.c (pushdecl): When there is a declaration in the current
3178 scope and the declarations are external linkage, check for
3179 compatibility with the type in the external scope and update the
3180 type in the external scope with the composite type information.
3181 Do not form a composite type of the new type and the visible type
3182 if they are incompatible.
3184 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3186 * crtstuff.c: Revert part of 2005-05-08 Change.
3187 (IN_LIBGCC2): Define.
3189 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3191 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
3192 remove redundant test.
3193 (fp_mov_p): Accept 0.
3194 (fp_high_losum_p): Remove redundant test.
3195 * config/sparc/predicates.md (const_high_operand): Explicitly test
3196 (not small_int_operand).
3197 (fp_const_high_losum_operand): New.
3198 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
3199 (movdi_insn_sp32_v9): Use canonical predicates.
3200 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
3201 (movdi_insn_sp64_novis): Delete.
3202 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
3203 (movsf_insn_novis): Delete.
3204 (movsf_insn_vis): Rename into movsf_insn.
3205 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
3206 (movsf_lo_sum): Use fp_const_high_losum_operand.
3207 (movsf_high): Likewise.
3208 (movsf_high_losum splitter): Likewise.
3209 (mov<V32:mode> expander): Use register_or_zero_operand.
3210 (mov<V64:mode> expander): Likewise.
3211 (movdf_insn_sp32): Use register_or_zero_operand.
3212 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
3213 Rename into movdf_insn_sp32_no_fpu.
3214 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
3215 Rename into movdf_insn_sp32_v9_no_fpu.
3216 (movdf_insn_v9only_novis): Delete.
3217 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
3218 (movdf_insn_sp64_novis): Delete.
3219 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
3220 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
3221 Rename into movdf_insn_sp64_no_fpu.
3222 (movtf expander): Use register_or_zero_operand.
3223 (movtf_insn_sp32): Delete.
3224 (movtf_insn_vis_sp32): Use register_or_zero_operand.
3225 Rename into movtf_insn_sp32.
3226 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
3227 Rename into movtf_insn_sp32_no_fpu.
3228 (movtf_insn_hq_sp64): Delete.
3229 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
3230 Rename into movtf_insn_sp64_hq.
3231 (movtf_insn_sp64): Delete.
3232 (movtf_insn_vis_sp64): Use register_or_zero_operand.
3233 Rename into movtf_insn_sp64.
3234 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
3235 Rename into movtf_insn_sp64_no_fpu.
3237 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3239 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
3240 gcc_assert and gcc_unreachable as appropriate.
3241 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
3242 xstormy16_output_cbranch_si, xstormy16_split_move,
3243 xstormy16_initial_elimination_offset,
3244 xstormy16_encode_section_info, xstormy16_print_operand_address,
3245 xstormy16_expand_call, xstormy16_expand_arith,
3246 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
3248 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3250 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
3251 const_copies to VEC(tree,heap)*.
3252 (new_elim_graph, delete_elim_graph, elim_graph_size,
3253 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
3256 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3259 * doc/extend.texi (Type Attributes): Correct example syntax.
3261 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
3264 * doc/invoke.texi (-Wuninitialized): Update documentation.
3266 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3268 * arm.c (const_ok_for_arm): Use a faster algorithm.
3270 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3273 * config/rs6000/rs6000.md (add_op2): New.
3274 (add<mode>3): Use it.
3276 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3278 * arm.c (arm_gen_constant): Add new heuristic for generating
3279 constant integers that can be expressed as the difference of two
3282 2005-05-09 Roger Sayle <roger@eyesopen.com>
3284 * c-tree.h (parser_build_unary_op): New prototype.
3285 * c-typeck.c (parser_build_unary_op): New function to construct
3286 a unary operation in the C parser.
3287 * c-parser.c (c_parser_unary_expression): Use the new function
3288 parser_build_unary_op when appropriate.
3290 2005-05-09 Mark Mitchell <mark@codesourcery.com>
3293 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
3294 before outputting DWARF_FRAME_RETURN_COLUMN.
3296 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3298 * config/s390/s390.c: (s390_branch_condition_mask,
3299 s390_branch_condition_mnemonic, s390_extra_constraint_str,
3300 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
3301 legitimize_pic_address, s390_emit_tls_call_insn,
3302 legitimize_tls_address, legitimize_tls_address,
3303 s390_expand_addcc, print_shift_count_operand, print_operand,
3304 addr_generation_dependency_p, annotate_constant_pool_refs,
3305 s390_split_branches, find_constant_pool_ref,
3306 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
3307 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
3308 s390_output_pool_entry, s390_function_value,
3309 s390_call_saved_register_used, s390_emit_call): Replace
3310 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
3311 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
3312 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
3313 get_some_local_dynamic_name, s390_function_arg_size,
3314 s390_function_arg_advance, s390_function_arg,
3315 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
3316 default case by gcc_unreachable.
3317 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
3318 conditional abort by gcc_assert.
3319 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
3320 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
3322 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3324 * config/s390/s390.c: (s390_decompose_address,
3325 tls_symbolic_operand, legitimate_pic_operand_p,
3326 legitimate_constant_p, legitimate_reload_constant_p,
3327 s390_expand_plus_operand, legitimate_address_p,
3328 legitimate_la_operand_p, ): Remove 'register' from signature.
3329 (symbolic_reference_mentioned_p,
3330 tls_symbolic_reference_mentioned_p): Remove 'register' from local
3331 variable declarations.
3332 (legitimize_address): Remove 'register' from
3333 signature and local variable declarations.
3335 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3337 * config/s390/s390-protos.h: (s390_match_ccmode,
3338 s390_match_ccmode_set, reg_used_in_mem_p,
3339 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3340 legitimate_la_operand_p, preferred_la_operand_p,
3341 s390_short_displacement, addr_generation_dependency_p,
3342 legitimate_reload_constant_p, legitimate_address_p): Change return type
3344 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3345 * config/s390/s390.c: (s390_match_ccmode,
3346 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
3347 legitimate_reload_constant_p): Change return type into 'bool'.
3348 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
3349 Likewise. Additionally adapted comment.
3350 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
3351 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
3352 (s390_decompose_address): Change the type of the internal flags
3353 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
3354 (struct s390_address): Change type of "pointer" into bool.
3355 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
3356 Adapt calls for 's390_tm_ccmode' to the new signature.
3358 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3360 * config/s390/s390.c: (s390_match_ccmode_set,
3361 s390_branch_condition_mnemonic, s390_short_displacement,
3362 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
3363 print_shift_count_operand, get_some_local_dynamic_name,
3364 get_some_local_dynamic_name_1, reg_used_in_mem_p,
3365 addr_generation_dependency_p, s390_split_branches,
3366 annotate_constant_pool_refs, find_constant_pool_ref,
3367 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
3368 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
3369 s390_register_info, s390_frame_info, s390_init_frame_layout,
3370 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
3371 restore_gprs, s390_function_arg_size, s390_function_arg_float,
3372 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
3373 s390_encode_section_info, s390_cannot_force_const_mem,
3374 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
3375 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
3376 s390_adjust_priority, s390_issue_rate,
3377 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
3378 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
3379 s390_build_builtin_va_list, s390_gimplify_va_arg,
3380 s390_function_ok_for_sibcall, s390_call_saved_register_used,
3381 s390_pass_by_reference, s390_fixed_condition_code_regs,
3382 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
3383 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
3384 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
3385 s390_add_pool_insn, s390_find_pool, s390_add_constant,
3386 s390_find_constant, s390_add_execute, s390_find_execute,
3387 s390_execute_label, s390_execute_target, s390_dump_pool,
3388 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
3389 Move target macro definitions to the end of the file. Move several
3390 functions within the file to assure correct compiling.
3392 2005-05-09 Steven Bosscher <stevenb@suse.de>
3394 * calls.c (purge_reg_equiv_notes): Remove, fold into...
3395 (fixup_tail_calls): ...here. Only look at insns between the
3396 start of the function and the FUNCTION_BEG insn note.
3398 * gcse.c (one_cprop_pass): Fix typos in dumps.
3400 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
3402 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3404 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
3405 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
3406 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
3407 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
3409 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
3410 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
3411 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
3414 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3416 * config/s390/s390.md: ("gf") New mode attribute.
3417 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
3418 "fixuns_truncsfsi2"): Merge.
3419 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
3420 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
3421 "fix_truncsfsi2_ieee"): Merge.
3423 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3425 * config/s390/s390.md: ("FPR") New mode macro.
3426 ("de", "dee"): New mode attributes.
3427 ("cmpdf", "cmpsf"): Merge.
3428 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
3429 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
3430 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
3431 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
3432 ("floatdidf2", "floatdisf2"): Merge.
3433 ("adddf3", "addsf3"): Merge.
3434 ("*adddf3", "*addsf3"): Merge.
3435 ("*adddf3_cc", "*addsf3_cc"): Merge.
3436 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
3437 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
3438 ("subdf3", "subsf3"): Merge.
3439 ("*subdf3", "*subsf3"): Merge.
3440 ("*subdf3_cc", "*subsf3_cc"): Merge.
3441 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
3442 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
3443 ("muldf3", "mulsf3"): Merge.
3444 ("*muldf3", "*mulsf3" "): Merge.
3445 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
3446 ("*fmadddf", "*fmaddsf"): Merge.
3447 ("*fmsubdf", "*fmsubsf"): Merge.
3448 ("divdf3", "divsf3"): Merge.
3449 ("*divdf3", "*divsf3"): Merge.
3450 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
3451 ("negdf2", "negsf2"): Merge.
3452 ("*negdf2_cc", "*negsf2_cc"): Merge.
3453 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
3454 ("*negdf2", "*negsf2"): Merge.
3455 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
3456 ("absdf2", "abssf2"): Merge.
3457 ("*absdf2_cc", "*abssf2_cc"): Merge.
3458 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
3459 ("*absdf2", "*abssf2"): Merge.
3460 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
3461 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
3462 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
3463 ("*negabsdf2", "*negabssf2"): Merge.
3464 ("sqrtdf2", "sqrtsf2"): Merge.
3466 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3468 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
3470 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
3471 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
3472 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3473 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
3475 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
3476 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
3477 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
3478 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
3479 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
3480 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
3481 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
3482 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
3483 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
3484 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
3485 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
3486 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
3487 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
3488 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
3489 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
3490 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
3492 ("*divsf3"): Additionally rename second pattern to
3494 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3495 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
3496 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
3497 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
3498 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
3499 'type values' and rename 'type' value.
3500 ("*addsf3"): Additionally rename second pattern to
3503 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3505 * config/s390/s390.md: ("SHIFT"): New mode macro.
3506 ("lr", "shift"): New mode attributes.
3507 ("ashldi3", "lshrdi3"): Merge.
3508 ("*ashldi3_31", "*lshrdi3"_31): Merge.
3509 ("*ashldi3_64", "*lshrdi3"_64): Merge.
3510 ("ashlsi3", "lshrsi3"): Merge.
3512 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3514 * config/s390/s390.md: ("DSI", "SCOND"): New mode
3516 ("E", "g"): New mode attributes.
3517 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
3518 ("*adddi3_alc", "*addsi3_alc"): Merge.
3519 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
3520 ("*subdi3_slb", "*subsi3_slb"): Merge.
3521 ("adddicc", "addsicc"): Merge.
3522 ("*sconddi", "*scondsi"): Merge.
3523 ("*sconddi_neg", "*scondsi_neg"): Merge.
3524 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
3525 ("negdi2", "negsi2"): Extract expander pattern from
3526 "negsi2" and merge with "negdi2".
3527 ("*negdi2"): Merge with instruction pattern of "negsi2".
3528 ("*negdi2_cc", "*negsi2_cc"): Merge.
3529 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
3530 ("rotldi3", "rotlsi3"): Merge.
3532 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3534 * config/s390/s390.md: ("hc"): New mode attribute.
3535 ("extendhidi2", "extendqidi2"): Merge.
3536 ("*extendhidi2", "*extendqidi2"): Merge.
3537 ("extendhisi2", "extendqisi2"): Merge.
3538 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
3539 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
3540 Merged 2 define_split.
3541 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
3542 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
3544 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3546 * config/s390/s390.md: ("COMPARE"): New mode macro.
3547 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
3548 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
3549 "bungt", "bunle", "bunge", "bltgt"): Merge.
3551 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3553 * config/s390/s390.md: ("INT"): New mode macro.
3554 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
3557 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3559 * config/s390/s390.md: ("GPR", "P"): New mode macros.
3560 ("cmpdi", "cmpsi"): Merge.
3561 ("strlendi", "strlensi"): Merge.
3562 ("*strlendi", "*strlensi"): Merge.
3563 ("movmemdi", "movmemsi"): Merge.
3564 ("clrmemdi", "clrmemsi"): Merge.
3566 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3568 * config/s390/s390.md: ("HQI"): New mode macro.
3569 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
3570 ("*tmhi_full", "*tmqi_full"): Merge.
3571 ("*tsthiCCT", "*tstqiCCT"): Merge.
3572 ("*tsthi", "*tstqi"): Merge.
3573 ("*tsthi_cconly", "tstqi_cconly"): Merge.
3574 ("*sethighhisi", "*sethighqisi"): Merge.
3576 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3578 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
3579 config/alpha/unicosmk.h, config/arc/arc.md,
3580 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
3581 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
3582 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
3583 config/arm/semi.h, config/arm/uclinux-elf.h,
3584 config/arm/wince-pe.h, config/fr30/fr30.c,
3585 config/rs6000/altivec.h: Update copyright.
3587 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3589 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
3590 gcc_assert and gcc_unreachable as appropriate.
3591 (pdp11_output_function_epilogue, output_move_double,
3592 output_move_quad, print_operand_address, output_jump,
3593 output_addr_const_pdp11): Likewise.
3594 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
3595 ASM_OUTPUT_ALIGN): Likewise.
3596 * config/pdp11/pdp11.md: Likewise.
3597 (extendhisi2, subhi3, subqi3): Likewise.
3599 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3602 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
3605 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
3607 * config/ia64/ia64.c: Fix a comment typo.
3609 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
3612 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
3613 (arm_override_options): Use them instead of manifest constants. Don't
3614 allow -march to override the -mtune setting.
3616 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3618 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
3619 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
3620 (function_arg_advance, function_arg, save_restore_insns,
3621 iq2000_expand_prologue, iq2000_output_conditional_branch,
3622 expand_one_builtin, print_operand):
3623 * config/iq2000/iq2000.md (tablejump): Likewise.
3625 2005-05-09 David Ung <davidu@mips.com>
3627 * config/mips/mips.h (processor_type): Add names for the 24K.
3628 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
3630 * config/mips/mips.md (cnv_mode): New attribute for recording the
3631 conversion types of float convert insns.
3632 (cpu): Add 24k and 24kx.
3633 (include): Include 24k.md file.
3634 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
3635 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
3636 (floatdisf2): Setup cnv_mode.
3637 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
3639 * config/mips/24k.md: New file, contains 24k DFA pipeline
3642 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
3644 * config/sh/sh.c (print_operand_address): Use gcc_assert and
3645 gcc_unreachable as appropriate.
3646 (print_operand, prepare_move_operands, prepare_scc_operands,
3647 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
3648 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
3649 fixup_mova, gen_far_branch, sh_reorg, split_branches,
3650 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
3651 sh_set_return_address, sh_setup_incoming_varargs,
3652 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
3653 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
3654 check_use_sfunc_addr): Likewise.
3655 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
3656 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
3657 * config/sh/symbian.c (sh_symbian_mark_dllexport,
3658 sh_symbian_mark_dllimport): Likewise.
3659 * config/sh/sh.md: Likewise.
3660 (movdicc, call_pop, call_value_pop, casesi_worker_1,
3661 casesi_worker_2, casesi_shift_media, casesi_load_media,
3662 return_media): Likewise.
3664 2005-05-08 Roger Sayle <roger@eyesopen.com>
3667 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
3670 2005-05-08 Richard Henderson <rth@redhat.com>
3672 * config/alpha/alpha.c (adjust_address): Fix typo last change.
3674 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3676 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
3677 and -1 can happen in reg_renumber when no hard register is assigned.
3679 2005-05-08 Steven Bosscher <stevenb@suse.de>
3680 Kazu Hirata <kazu@cs.umass.edu>
3682 PR tree-optimization/14841, tree-optimization/15838
3683 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
3684 (evaluate_stmt): Call it.
3686 2005-05-08 Jakub Jelinek <jakub@redhat.com>
3688 * config/ia64/ia64.c (ia64_override_options): Don't set
3689 ia64_flag_var_tracking and clear flag_var_tracking here...
3690 (ia64_file_start): ... but here.
3692 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3694 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
3695 and gcc_unreachable as appropriate.
3696 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
3697 m68hc11_gen_highpart, print_operand, print_operand_address,
3698 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
3699 m68hc11_gen_movhi): Likewise.
3700 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
3701 * config/m68hc11/m68hc11.md: Reword comment.
3703 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3706 * config/m68hc11/predicates.md (splitable_operand): An immediate is
3709 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3711 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
3712 the 68HC12 address indirect addressing mode as it is not supported by
3714 * config/m68hc11/m68hc11-protos.h
3715 (m68hc11_valid_addressing_p): Declare.
3716 (m68hc11_add_mode): Declare.
3717 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
3718 register_indirect_p and export it.
3719 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
3720 instruction so that it is part of the good BB.
3721 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
3722 addressing with movw.
3723 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
3725 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
3726 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
3727 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
3729 ("*movhi_68hc12"): Handle movhi_const0.
3730 ("*subhi3", "subqi3"): Use general_operand for operand 1.
3731 ("*subhi3_zext"): Likewise.
3733 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3736 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
3737 operand 1 and fix constraints.
3738 ("mulqihi3"): Use general_operand for operand 2.
3740 2005-05-08 Julian Brown <julian@codesourcery.com>
3741 H.J. Lu <hongjiu.lu@intel.com>
3742 Paul Brook <paul@codesourcery.com>
3744 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
3745 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
3746 20050308/2.16.0 or newer for comdat group.
3747 * configure: Regenerated.
3748 * config.in: Regenerated.
3749 * varasm.c (default_function_rodata_section): Put .rodata section in
3750 COMDAT group when necessary.
3751 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
3753 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
3756 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3758 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
3760 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
3761 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
3762 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
3763 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3765 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
3768 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
3769 64-bit constants on 64-bit hosts.
3770 (m68hc11_split_logical): Simplify.
3771 (m68hc11_split_move): Likewise.
3773 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3774 Paolo Bonzini <bonzini@gnu.org>
3776 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
3777 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
3778 * configure.ac (enable_checking): Fix typos in runtime_checking.
3779 (ENABLE_RUNTIME_CHECKING): Mark as target template.
3780 (xm_file): Prepend auto-host.h
3781 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
3782 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
3784 * crtstuff.c: Do not include auto-host.h.
3785 (IN_LIBGCC2): Do not define.
3786 * gcov-io.h: Include tconfig.h, not auto-host.h.
3787 * libgcc2.c: Do not include auto-host.h.
3788 (abort): Do not undefine.
3789 * libgcov.c: Remove unneeded comment about config.h.
3790 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
3791 * config.in, configure: Regenerated.
3793 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3794 Falk Hueffner <falk@debian.org>
3796 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
3797 and gcc_unreachable as appropriate.
3798 (get_aligned_mem, get_unaligned_address,
3799 alpha_emit_set_long_const, alpha_emit_conditional_branch,
3800 alpha_emit_setcc, alpha_emit_conditional_move,
3801 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
3802 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
3803 alpha_expand_unaligned_load, alpha_expand_block_move,
3804 alpha_expand_zap_mask, get_trap_mode_suffix,
3805 get_round_mode_suffix, get_some_local_dynamic_name,
3806 print_operand_address, function_arg, alpha_return_in_memory,
3807 function_value, alpha_expand_builtin,
3808 alpha_initial_elimination_offset, alpha_expand_epilogue,
3809 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
3810 alphaev5_next_group, alpha_align_insns,
3811 unicosmk_initial_elimination_offset, unicosmk_unique_section,
3812 unicosmk_ssib_name): Likewise.
3813 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3814 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
3815 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
3816 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
3817 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3818 * config/alpha/alpha.md (*divmodsi_internal_er,
3819 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
3820 call_nt, call_umk, call_vms, call_value, sibcall_value,
3821 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
3822 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
3823 * config/alpha/predicates.md (input_operand): Likewise.
3825 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
3827 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
3828 gcc_unreachable, as appropriate.
3829 (frv_function_prologue, frv_alloc_temp_reg,
3830 frv_initial_elimination_offset, frv_expand_block_move,
3831 frv_expand_block_clear, frv_print_operand_jump_hint,
3832 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
3833 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
3834 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
3835 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
3836 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
3837 frv_in_small_data_p, frv_asm_out_constructor,
3838 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
3839 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
3840 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
3841 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
3842 sibcall_value, casesi): Likewise.
3844 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
3845 gcc_unreachable as appropriate.
3846 (print_operand_address, mn10300_print_reg_list, expand_prologue,
3847 expand_epilogue, notice_update_cc, initial_offset,
3848 mn10300_address_cost_1): Likewise.
3849 * config/mn10300/mn10300.md: Likewise.
3850 (absdf2, abssf2, negdf2, negsf2): Likewise.
3852 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3855 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
3857 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
3858 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
3859 including sunge_<mode> and sungt_<mode>.
3861 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
3863 * integrate.h (get_hard_reg_initial_val): Change type of register
3864 parameter from int to unsigned int.
3865 (has_hard_reg_initial_val): Likewise.
3866 * integrate.c (get_hard_reg_initial_val): Likewise.
3867 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
3869 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
3871 * except.c (eh_status): Change the type of ttype_data to
3873 (add_ttypes_entry, assign_filter_values,
3874 output_function_exception_table): Use VEC instead of VARRAY.
3876 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3878 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
3880 2005-05-07 Paul Brook <paul@codesourcery.com>
3882 * Makefile.in: Fix dependencies.
3883 (GCOV_IO_H, VARRAY_H): Set.
3885 2005-05-07 Anthony Green <green@redhat.com>
3888 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
3889 x$STMP_FIXPROTO test.
3890 * configure: Rebuilt.
3892 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3894 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
3895 inappropriate feature test macros if flag_iso.
3897 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
3899 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
3901 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
3904 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
3905 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3906 Handle moved operand being in special register.
3907 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
3908 presumed working insn.
3909 (mover2side): Add FIXME.
3911 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3913 * integrate.c (get_func_hard_reg_initial_val): Delete.
3914 (has_func_hard_reg_initial_val): Delete.
3915 (get_hard_reg_initial_val): Inline the old implementation of
3916 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
3917 instead of has_func_hard_reg_initial_val to test for an existing
3918 pseudo. Only create an rtx if a new initial value entry is needed.
3919 (has_hard_reg_initial_val): Scan the initial value list directly.
3920 Don't create an rtx.
3922 2005-05-07 David Edelsohn <edelsohn@gnu.org>
3924 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
3926 * config.in (HAVE_AS_POPCNTB): New.
3927 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
3928 (HAVE_AS_POPCNTB): New.
3929 * configure: Regenerated.
3930 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
3931 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
3932 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
3933 and rs6000_sched_costly_dep.
3934 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
3935 (TARGET_XL_COMPAT): Delete.
3936 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
3937 (popcount<mode>2): New.
3938 (popcntb<mode>2): New.
3939 * config/rs6000/rs6000.opt (mpopcntb): New.
3941 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
3942 if variable name exists.
3944 2005-05-07 Matt Kraai <kraai@ftbfs.org>
3946 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
3948 2005-05-07 Richard Henderson <rth@redhat.com>
3951 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
3952 with constant offsets.
3954 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
3956 * config/v850/v850.c (print_operand): Use gcc_assert and
3957 gcc_unreachable, as appropriate.
3958 (print_operand_address, v850_handle_data_area_attribute,
3959 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
3960 v850_insert_attributes, construct_prepare_instruction): Likewise.
3961 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3962 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
3964 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
3966 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
3967 config/rs6000/rs6000.h: Fix comment typos.
3969 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
3971 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
3972 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
3973 (mips_scalar_mode_supported_p): Delete.
3975 2005-05-06 Eric Christopher <echristo@redhat.com>
3977 * config/mips/mips.opt: Remove -mint64 option.
3978 * config/mips/mips.c (override_options): Remove -mint64
3980 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
3981 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
3982 64-bit integer handling.
3983 * doc/invoke.texi (Option Summary): Remove -mint64 for
3986 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
3988 PR tree-optimization/19401
3989 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
3990 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
3991 (estimated_unrolled_size): New function.
3992 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
3993 tree_unroll_loops_completely): Always unroll loops if the code size
3995 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
3996 loops should be unrolled completely.
3997 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
3999 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4001 PR rtl-optimization/21254
4002 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4003 assumptions for loops that otherwise do not roll.
4004 (find_simple_exit): Prefer # of iterations that is guaranteed
4006 * loop-unroll.c (decide_peel_once_rolling,
4007 decide_peel_completely): Check whether the loop is infinite.
4009 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4011 * config/rs6000/sysv4.opt: Fix typo.
4013 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4014 Jakub Jelinek <jakub@redhat.com>
4017 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4018 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4019 Don't use rep; movs{l,q} if the repetition count is really small,
4020 instead use a sequence of movs{l,q} instructions.
4022 2005-05-06 Jeff Law <law@redhat.com>
4024 PR tree-optimization/21380
4025 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4026 thread through a block with no preds.
4028 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4030 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4031 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4032 add_call_read_ops): Use VEC instead of VARRAY.
4034 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4036 * config/mcore/mcore.c (mcore_print_operand_address): Use
4037 gcc_assert and gcc_unreachable as appropriate.
4038 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4039 mcore_output_andn, output_inline_const, mcore_output_move,
4040 mcore_output_movedouble, mcore_expand_block_move,
4041 layout_mcore_frame, mcore_initial_elimination_offset,
4042 mcore_expand_prolog, mcore_mark_dllexport,
4043 mcore_mark_dllimport): Likewise.
4044 * config/mcore/mcore.h (switch_to_section): Likewise.
4045 * config/mcore/mcore.md: Likewise.
4047 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4049 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4050 TARGET_PROFILE_KERNEL.
4052 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4053 TARGET_PROFILE_KERNEL use.
4055 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4057 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4058 and gcc_unreachable, as appropriate.
4059 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4060 m32r_expand_prologue, m32r_output_function_epilogue,
4061 m32r_legitimize_pic_address, m32r_print_operand_address,
4062 emit_cond_move, m32r_function_symbol,
4063 m32r_output_block_move): Likewise.
4064 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4065 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4066 *rev_zero_branch_insn): Likewise.
4068 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4071 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4072 if both NEWDECL and OLDDECL are already weak.
4074 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4076 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4078 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4079 Kaz Kojima <kkojima@gcc.gnu.org>
4081 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
4084 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
4085 David Edelsohn <edelsohn@gnu.org>
4087 * config.gcc: Add .opt magic for the rs6000 ports.
4089 * doc/invoke.texi: Document -mabi= option properly. Document
4090 -misel and -mno-sel. Document -mspe and -mno-spe. Document
4091 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
4094 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
4095 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
4098 * config/rs6000/aix.opt: New.
4099 * config/rs6000/aix41.opt: New.
4100 * config/rs6000/aix64.opt: New.
4101 * config/rs6000/darwin.opt: New.
4102 * config/rs6000/linux64.opt: New.
4103 * config/rs6000/rs6000.opt: New.
4104 * config/rs6000/sysv4.opt: New.
4106 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
4107 associated TARGET_*. Remove SUBTARGET_OPTIONS,
4109 Define TARGET_USES_SYSV4_OPT.
4110 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
4111 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
4112 TARGET_USES_AIX64_OPT.
4113 * config/rs6000/aix51.h: Same.
4114 * config/rs6000/aix52.h: Same.
4115 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
4116 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
4117 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
4118 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
4119 * config/rs6000/linux64.h: Use
4120 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
4122 * config/rs6000/rs6000.c: Remove definitions of
4123 rs6000_sched_restricted_insns_priority,
4124 rs6000_long_double_size_string, rs6000_altivec_vrsave,
4125 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
4126 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4127 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
4128 rs6000_alignment_string. Define rs6000_explicit_options.
4129 (rs6000_parse_abi_options): Remove.
4130 (rs6000_parse_alignment_option): Remove.
4131 (rs6000_parse_float_gprs_option): Remove.
4132 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
4133 TARGET_DEFAULT_TARGET_FLAGS.
4134 (rs6000_override_options): Revamp to use new .opt machinery.
4136 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
4137 of new .opt machinery. Remove target_flags. Redefine
4138 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
4139 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
4140 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4141 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
4142 rs6000_longcall_switch, rs6000_default_long_calls,
4143 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
4144 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
4145 TARGET_ALTIVEC_VRSAVE.
4147 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4149 * config.gcc (hppa1.1-*-rtems*): Remove.
4150 * config/pa/rtems.h: Remove.
4152 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4154 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4155 Exclude roe/603e multilib variants.
4157 2005-05-04 Denis Chertykov <denisc@overta.ru>
4160 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
4163 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
4165 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
4166 arm/pe.opt to $extra_options.
4167 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
4168 (target_float_abi_name, target_float_switch, target_abi_name)
4169 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
4170 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
4171 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
4172 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
4173 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
4174 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
4175 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
4176 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
4177 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
4178 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
4179 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
4180 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
4181 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
4182 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
4183 (arm_pic_register_string): Delete.
4184 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
4186 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
4187 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
4188 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
4189 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
4190 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
4191 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
4192 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
4193 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
4194 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
4195 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
4196 (SUBTARGET_SWITCHES): Delete.
4197 * config/arm/arm.c (target_float_switch): Delete.
4198 (arm_cpu_select): Moved from config/arm/arm.h.
4199 (target_fpu_name, target_fpe_name, target_float_abi_name)
4200 (target_abi_name, structure_size_string, arm_pic_register_string)
4201 (arm_select): Make static.
4202 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4203 (arm_handle_option): New function.
4204 (arm_override_options): Update target_flags checks for new mask names.
4205 Remove target_float_switch code.
4206 (arm_expand_prologue, thumb_expand_prologue): Check
4207 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
4208 * config/arm/arm.opt, config/arm/pe.opt: New files.
4210 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
4212 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
4213 gcc_unreachable as appropriate.
4214 (arc_double_limm_p, arc_setup_incoming_varargs,
4215 arc_compute_function_type, arc_output_function_prologue,
4216 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
4217 output_shift, arc_print_operand, arc_print_operand_address,
4218 arc_final_prescan_insn): Likewise.
4219 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4221 2005-05-04 Geoffrey Keating <geoffk@apple.com>
4223 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
4228 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
4229 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
4230 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
4231 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
4232 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
4233 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
4234 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
4235 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
4237 2005-05-05 Paul Brook <paul@codesourcery.com>
4239 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
4240 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
4241 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
4242 and tree-data-ref.h with *_H variables.
4244 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4246 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
4248 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4250 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
4252 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
4254 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
4256 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
4258 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4259 setting of vrsave register for current function after
4260 call to save_world is emitted.
4262 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
4264 * config/mmix/predicates.md: New file.
4265 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
4266 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
4267 (mmix_foldable_comparison_operator, mmix_comparison_operator)
4268 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
4269 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4271 * config/mmix/mmix.md: Include predicates.md.
4272 ("call", "call_value"): Force address to register if it isn't a
4273 mmix_symbolic_or_address_operand.
4275 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
4277 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4278 the flags are of appropriate types.
4279 (num_ssa_operands): Generalize using the generic interface.
4280 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
4283 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
4285 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
4286 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
4288 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4290 * tree-outof-ssa.c (edge_leader, stmt_list,
4291 analyze_edges_for_bb): Use VEC instead of VARRAY.
4292 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
4293 (perform_edge_inserts): Call init_analayze_edges_for_bb and
4294 fini_analayze_edges_for_bb.
4296 2005-05-04 James E Wilson <wilson@specifixinc.com>
4299 * gcc.c (process_command): In the second argv scan loop, ignore
4300 Xassembler and Xpreprocessor, along with their argument.
4302 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4304 * tree-flow-inline.h, tree-ssa-operands.c,
4305 tree-ssa-operands.h, tree-ssa-opfinalize.h:
4306 Likewise. tree-vn.c: Fix comment typos.
4307 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
4309 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
4311 * doc/tm.texi (Target Hooks): Document
4312 TARGET_RESOLVE_OVERLOADED_BUILTIN.
4314 2005-05-04 Paul Brook <paul@codesourcery.com>
4316 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
4318 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4320 * dwarf2out.c (incomplete_types, retry_incomplete_types,
4321 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
4324 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
4325 get_expansion, expand_var_during_unrolling,
4326 insert_var_expansion_initialization,
4327 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
4330 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
4333 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
4336 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
4337 the same as INTEGER_TYPE.
4338 (fold_binary): Fold "bool_var != 0" to bool_var.
4339 Fold "bool_var == 1" to bool_var.
4341 2004-05-03 Richard Henderson <rth@redhat.com>
4344 * function.c (instantiate_virtual_regs_in_insn): Use the mode
4345 from recog_data instead of insn_data.
4347 2005-05-03 DJ Delorie <dj@redhat.com>
4349 * common.opt (fdiagnostics-show-option): No variable is needed.
4350 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
4351 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
4352 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
4353 Save and restore original message format. Use flag in context
4355 (warning): Don't test for enabled warnings here.
4356 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
4359 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
4361 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
4362 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
4363 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
4364 * aclocal.m4: Don't include accross.m4.
4365 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
4366 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
4367 * configure, config.in: Regenerate.
4369 2005-05-04 Jakub Jelinek <jakub@redhat.com>
4372 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
4373 (clear_storage): Add argument.
4374 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
4375 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
4377 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
4378 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
4379 (store_expr, store_constructor): Adjust callers.
4380 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
4381 to emit_block_move if CALL_EXPR_TAILCALL (exp).
4382 (expand_builtin_memmove): Add ORIG_EXP argument, copy
4383 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
4384 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
4385 with EXP. Pass EXP to expand_builtin_memmove.
4386 (expand_builtin_memset): Add ORIG_EXP argument, pass
4387 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
4388 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
4389 Pass EXP to expand_builtin_memset.
4390 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
4392 (expand_builtin_strncmp): Likewise.
4393 (expand_builtin_printf): Replace ARGLIST argument with EXP.
4394 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
4395 (expand_builtin_fprintf): Likewise.
4396 (expand_builtin): Adjust calls to
4397 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
4399 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
4402 PR rtl-optimization/21239
4403 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
4405 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4407 * tree-flow.h (tree_ann_common_d): Move aux to ...
4408 (stmt_ann_d): ... here.
4409 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
4410 move_computations_stmt, schedule_sm): Update references to
4412 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
4414 * tree-cfg.c (remove_bb): Remove a redundant call to
4416 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
4419 2005-05-03 Richard Henderson <rth@redhat.com>
4421 * config/rs6000/rs6000.c: Remove conflict markers.
4423 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
4425 2005-05-03 James E Wilson <wilson@specifixinc.com>
4427 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
4429 2005-05-03 DJ Delorie <dj@redhat.com>
4431 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
4432 decide if the warning will be printed.
4433 * calls.c (expand_call): Likewise.
4434 * function.c (init-function_start): Likewise.
4436 * common.opt (-fdiagnostics-show-option): New.
4437 * opts.c (option_enabled): Accept the option index instead of a
4438 pointer to the option descriptor.
4439 * opts.h (option_enabled): Likewise.
4440 * toplev.c (print_switch_values): Pass option index, not option
4442 * diagnostic.h (diagnostic_info): Add option_index.
4443 * diagnostic.c: Include opts.h.
4444 (diagnostic_set_info): Initialize option_index.
4445 (diagnostic_report_diagnostic): Amend option name if appropriate.
4446 (warning): Check to see if the specified warning is enabled.
4448 * doc/invoke.texi (-fdiagnostics-show-options): Document.
4450 2005-05-03 Richard Henderson <rth@redhat.com>
4452 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
4453 SPEC_OR_GEN_REGS definitions.
4455 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
4458 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
4459 for unavailable registers.
4461 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
4463 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
4465 * cfglayout.c (block_locators_blocks,
4466 insn_locators_initialize, insn_scope): Use VEC instead of
4469 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
4470 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
4473 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4475 * config/sparc/predicates.md (const_compl_high_operand): New.
4476 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
4478 (sparc_emit_set_const64_quick1): Adjust for above change.
4479 (sparc_emit_set_const64_quick2): Likewise.
4480 (sparc_emit_set_const64_longway): Likewise.
4481 (sparc_emit_set_const64): Likewise.
4482 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
4483 movdi_const64_special): Delete.
4484 (logical constant splitters): Use const_compl_high_operand.
4486 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
4488 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
4489 rather than STRIP_NOPS.
4491 2005-05-03 Jakub Jelinek <jakub@redhat.com>
4493 PR rtl-optimization/21330
4494 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
4496 (unswitch_single_loop): Clear cinsn when retrying.
4499 * config/i386/i386.c (legitimize_address): When canonicalizing
4500 ASHIFT into MULT, multiply by 1 << shift_count instead of
4501 1 << log2 (shift_count).
4503 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
4505 * lambda-code.c (gcc_loop_to_lambda_loop,
4506 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
4507 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
4508 generic operand interface.
4509 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
4510 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
4511 generic operand interface.
4512 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
4513 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
4514 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
4515 num_imm_uses): Use ssa_use_operand_t.
4516 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
4517 get_v_must_def_ops): Delete.
4518 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
4519 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
4520 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
4521 get_v_must_def_kill_ptr): Delete.
4522 (delink_stmt_imm_use): Move and use new operand interface.
4523 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
4524 op_iter_next_tree): Use new operand implementation.
4525 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
4526 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
4528 (op_iter_next_mustdef, op_iter_next_maydef,
4529 op_iter_next_must_and_may_def): Delete. Replace with...
4530 (op_iter_next_maymustdef): New. Combine must and may next operations.
4531 (op_iter_init_maydef, op_iter_init_mustdef,
4532 op_iter_init_must_and_may_def): Use new interface.
4533 (single_ssa_tree_operand ): New. Process single operands only as trees.
4534 (single_ssa_use_operand): New. Process single operands only as uses.
4535 (single_ssa_def_operand): New. Process single operands only as defs.
4536 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
4538 (num_ssa_operands): New. Count the number of specified operands.
4539 (compare_ssa_operands_equal): New. Compare two statements' operands.
4540 (single_phi_def): New. Return true if PHI has one def of the specified
4542 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
4543 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
4544 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
4545 (struct stmt_ann_d): Operands field no longer require GTY().
4546 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
4547 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
4548 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
4549 dump_replaceable_exprs, rewrite_trees): Use generic interface.
4550 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
4551 Use use_operand_p instead of ssa_imm_use_t *.
4552 * tree-pretty-print.c (dump_vops): check if operands are active before
4553 dumping virtual operands.
4554 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
4555 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
4556 (ccp_fold): Use new interface.
4557 (ccp_visit_stmt): Remove unused variables and code.
4558 (convert_to_gimple_builtin): Insert statements before calling
4559 mark_new_vars_to_rename.
4560 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
4561 (copy_prop_visit_cond_stmt): Use generic interface.
4562 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
4563 annotation in table.
4564 (thread_across_edge): Use generic interface.
4565 (initialize_hash_element): Initialzie with stmt, not annotation.
4566 (eliminate_redundant_computations): Use generic interface.
4567 (record_equivalences_from_stmt): Pass stmt, not annotation.
4568 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
4570 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
4571 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
4572 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
4573 generic operand interface.
4574 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
4576 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
4578 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
4579 (build_defs, build_uses, build_v_may_defs, build_vuses,
4580 build_v_must_defs): Change type to struct opbuild_list_d.
4581 (ops_active): New. Operands active boolean.
4582 (operand_memory, operand_memory_index): New. Operand memory managers.
4583 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
4584 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
4585 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
4586 Change from functions to static variable list heads.
4587 (opbuild_initialize_virtual): New. Initialize a virtual build list.
4588 (opbuild_initialize_real): New. Initialize a virtual build list.
4589 (opbuild_free): New. Free a build list.
4590 (opbuild_num_elems): New. Number of items in a list.
4591 (opbuild_append_real): New. Add a real (tree *) operand.
4592 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
4593 (opbuild_first): New. Return first element index in a list.
4594 (opbuild_next): New. Return next element in a list.
4595 (opbuild_elem_real): New. Return real element.
4596 (opbuild_elem_virtual): New. Return virtual element.
4597 (opbuild_elem_uid): New. Return UID of virtual element.
4598 (opbuild_clear): New. Reset an operand list.
4599 (opbuild_remove_elem): New. Remove an element form a list.
4600 (ssa_operands_active): New. Return true if operand cache is active.
4601 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
4602 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
4603 (correct_use_link): Use use_operand_p.
4604 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
4605 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
4606 (cleanup_v_may_defs): Use new implmentation.
4607 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
4609 (append_def, append_use, append_v_may_def, append_vuse,
4610 append_v_must_def): Call opbuild_append routine instead of using varray.
4611 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
4612 global parse_old_ops variable.
4613 (free_ssa_operands): New implementation.
4614 (update_stmt_operands): Move. Change argument to build_ssa_operands.
4615 (copy_virtual_operands): Move. New generic implementation.
4616 (create_ssa_artficial_load_stmt): Move. New implementation.
4617 (swap_tree_operands): Update for new implementation.
4618 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
4619 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
4620 rather than a varray.
4621 (verify_imm_links): Use use_operand_p.
4622 (dump_immediate_uses_for): If the immediate use variable is a virtual
4623 variable, show the virtual ops in the stmt.
4624 * tree-ssa-operands.h (def_operand_p): No longer a structure.
4625 (NULL_DEF_OPERAND_P): Now a #define.
4626 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
4627 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
4628 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
4629 mustdef_optype_d): New. Use Linked list representation.
4630 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
4631 (struct ssa_operand_memory_d): New. Allocated Chunk node.
4632 (struct stmt_operands_d): Change to new pointers that are not GTY.
4633 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
4634 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
4635 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
4636 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
4637 SET_V_MUST_DEF_KILL): Delete.
4638 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
4639 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
4640 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
4641 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
4642 (enum ssa_op_iter_type): Operand iterator typechecking values.
4643 (struct ssa_operand_iterator_d): Use linked lists of operands.
4644 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
4645 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
4646 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
4647 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
4648 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
4649 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
4650 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
4651 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
4652 * tree-ssa-opfinalize.h: New. Function templates for expansion.
4653 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
4654 alloc_vuse, and alloc_mustdef.
4655 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
4656 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
4657 and finalize_ssa_v_must_def_ops.
4658 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
4659 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
4661 (compute_avail): Use generic iterator interface.
4662 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
4663 (stmt_makes_single_load, stmt_makes_single_store): Use
4665 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
4666 (statement_sink_location): Use generic interface.
4667 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
4668 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
4669 reset the immediate use link nodes.
4670 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
4671 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
4672 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
4673 (eliminate_tail_call): Use generic operand interface.
4674 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
4675 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
4677 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
4679 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
4680 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
4682 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
4683 Use statement pointer instead of vuse_optype. Use generic interface.
4684 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
4685 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
4686 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
4687 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
4688 * doc/tree-ssa.texi: Update documentation for operand interface.
4690 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
4692 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
4693 gcc_unreachable as appropriate.
4694 (machopic_function_base_name, machopic_indirect_data_reference,
4695 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
4696 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
4697 * config/rs6000/altivec.md (*mov<mode>_internal,
4698 build_vector_mask_for_load): Likewise.
4699 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
4700 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
4701 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
4702 * config/rs6000/predicates.md (easy_fp_constant,
4703 logical_operand): Likewise.
4704 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
4705 compute_save_world_info, rs6000_emit_prologue,
4706 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
4707 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
4710 2005-05-03 Uros Bizjak <uros@kss-loka.si>
4713 * convert.c (convert_to_integer): Convert ceil and floor in
4716 2005-04-29 Geoffrey Keating <geoffk@apple.com>
4719 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
4720 define_insn_and_split. Split only when memory operand is
4721 offsettable. Use adjust_address rather than plus_constant.
4722 (floatunssidf2_internal): Likewise.
4723 (fix_truncdfsi2_internal): Split only when memory operand is
4724 offsettable. Use adjust_address rather than plus_constant.
4725 (fix_trunctfsi2_internal): Likewise.
4726 (floatsidf2_internal): Likewise.
4728 2005-05-02 Diego Novillo <dnovillo@redhat.com>
4730 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
4731 (set_value_range_to_null): Likewise.
4732 (set_value_range_to_varying): New function. Use it in all
4733 call sites that used to call set_value_range (vr, VR_VARYING, ...).
4734 (extract_range_from_assert): If the integral type has a
4735 super-type, and LIMIT is not within MIN and MAX values of that
4736 type, set the resulting range to VR_VARYING.
4738 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
4740 * config/mmix/mmix.opt: New file.
4741 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
4742 (mmix_cc1_ignored_option): Don't declare.
4743 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
4744 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
4745 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
4746 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
4747 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
4748 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
4749 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
4750 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
4752 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
4753 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
4754 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4756 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
4759 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
4760 * c-decl.c (current_function_prototype_built_in,
4761 current_function_prototype_arg_types): New.
4762 (merge_decls): Keep source location of prototype followed by
4763 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
4764 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
4765 (start_function): Always set current_function_prototype_locus,
4766 current_function_prototype_built_in and
4767 current_function_prototype_arg_types. Check for external
4768 prototype whether or not visible for external function and set
4769 current_function_prototype_arg_types accordingly.
4770 (store_parm_decls_oldstyle): Use
4771 current_function_prototype_arg_types for checking old-style
4772 definition against prototype. Give warnings only if
4773 current_function_prototype_built_in).
4775 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4777 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
4778 (ggc_alloc_zone_stat): Don't define.
4779 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
4780 ggc_alloc_zone_pass_stat.
4781 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
4782 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
4783 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
4785 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
4787 * calls.c (expand_call): Handle current_function_pretend_args_size
4788 when checking for sibcalls.
4790 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4792 PR tree-optimization/21294
4793 * tree-vrp.c (vrp_expr_computes_nonzero): New.
4794 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
4796 2005-05-02 Janis Johnson <janis187@us.ibm.com>
4799 * gcov-io.h: Declare gcov external functions hidden.
4801 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4803 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
4804 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
4805 Use VEC instead of VARRAY.
4808 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
4811 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
4813 * c-common.c (resolve_overloaded_builtin): Forward to target
4814 hook for BUILT_IN_MD built-ins.
4815 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
4816 for all types of built-in.
4817 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
4818 in the definition of the target hooks struct.
4819 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
4820 * config/rs6000/altivec.h: Rewritten.
4821 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
4822 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
4823 rs6000_builtin_type, rs6000_builtin_type_compatible,
4824 altivec_overloaded_builtins, rs6000_builtin_type,
4825 rs6000_builtin_type_compatible): New.
4826 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
4828 (def_builtin): Turn into a function. Check for duplicates and store
4829 the builtin into rs6000_builtin_decls.
4830 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
4831 bdesc_1arg): Add overloaded builtins.
4832 (altivec_expand_builtin): Check for unresolved overloaded builtins,
4833 do not support ALTIVEC_COMPILETIME_ERROR.
4834 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
4835 nodes to represent front-end types.
4836 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
4837 with opaque arguments and/or return values.
4838 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
4839 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
4840 (rs6000_builtin_type_index): New.
4841 (is_ev64_opaque_type): Rename to...
4842 (rs6000_is_opaque_type): ... this.
4843 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
4846 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4848 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
4851 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
4852 Bernd Schmidt <bernd.schmidt@analog.com>
4854 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
4855 print_address_operand, print_operand, legitimize_pic_address,
4856 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
4857 output_pop_multiple): Use gcc_assert or gcc_unreachable as
4859 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
4861 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
4863 * doc/passes.texi: Document vectorization pass.
4865 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
4867 * tree-scalar-evolution.c (get_exit_conditions_rec,
4868 select_loops_exit_conditions,
4869 number_of_iterations_for_all_loops,
4870 analyze_scalar_evolution_for_all_loop_phi_nodes,
4871 scev_analysis): Use VEC instead of VARRAY.
4873 2005-05-02 Michael Matz <matz@suse.de>
4876 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
4877 (warn_strict_null_sentinel): Define.
4878 (check_function_sentinel): Check for null_node as valid sentinel too.
4879 * c-common.h (c_tree_index): Added CTI_NULL.
4880 (null_node) Define global_tree[CTI_NULL].
4881 (warn_strict_null_sentinel): Declare.
4882 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
4883 * c.opt: (Wstrict-null-sentinel): New C++ option.
4884 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
4886 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4888 * gimplify.c (gimplify_compound_lval): Use VEC instead of
4891 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
4893 * dwarf2out.c (decl_scope_table, push_decl_scope,
4894 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
4897 2005-05-01 Mark Mitchell <mark@codesourcery.com>
4900 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
4902 * doc/cpp.texi (__DEPRECATED): Document.
4903 (__EXCEPTIONS): Likewise.
4904 (__GXX_WEAK__): Likewise.
4906 * function.c (INVOKE__main): Do not define.
4907 (expand_main_function): Check HAS_INIT_SECTION when determining
4908 whether or not to call __main.
4910 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
4912 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4914 2005-01-05 Paul Brook <paul@codesourcery.com>
4916 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
4917 (INITIALIZE_TRAMPOLINE): Use it.
4918 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
4919 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
4920 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
4922 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
4924 * doc/install.texi (Specific): Omit dots in the @anchors names
4925 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
4926 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
4928 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4930 PR tree-optimization/18316
4931 PR tree-optimization/19126
4932 * tree.c (build_int_cst_type): Avoid shift by size of type.
4933 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
4935 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4936 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
4938 (dump_cand): Dump depends_on information.
4939 (determine_biv_step): Add argument to simple_iv call.
4940 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
4941 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
4943 (add_candidate_1): Record depends_on for candidates.
4944 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
4945 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
4946 Handle ivs with nonconstant step.
4947 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
4948 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
4949 (create_new_iv): Unshare the step before passing it to create_iv.
4950 (free_loop_data): Free cand->depends_on.
4951 (build_addr_strip_iref): New function.
4952 (find_interesting_uses_address): Use build_addr_strip_iref.
4953 (strip_offset_1): Split the recursive part from strip_offset.
4954 Strip constant offset component_refs and array_refs.
4955 (strip_offset): Split the recursive part to strip_offset_1.
4956 (add_address_candidates): Removed.
4957 (add_derived_ivs_candidates): Do not use add_address_candidates.
4958 (add_iv_value_candidates): Add candidates with stripped constant
4959 offset. Consider all candidates with initial value 0 important.
4960 (struct affine_tree_combination): New.
4961 (aff_combination_const, aff_combination_elt, aff_combination_scale,
4962 aff_combination_add_elt, aff_combination_add,
4963 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
4964 fold_affine_sum): New functions.
4965 (get_computation_at): Use fold_affine_sum.
4966 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
4967 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
4970 2005-04-30 Michael Matz <matz@suse.de>
4972 * config/i386/i386.md (movmemsi): Also active when
4973 TARGET_INLINE_ALL_STRINGOPS.
4975 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
4978 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
4980 2005-04-30 Paul Brook <paul@codesourcery.com>
4982 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
4984 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
4985 * config/arm/ieee754-sf.S: Ditto.
4986 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
4987 (FUNC_ALIAS): Use .thumb_set for thumb routines.
4989 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
4991 * tree-ssanames.c: Fix a comment typo.
4992 * doc/options.texi: Fix a typo.
4994 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
4996 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
4997 gcc_unreachable as appropriate.
4998 (split_adds_subs, cond_string, print_operand,
4999 h8300_initial_elimination_offset, h8300_classify_operand,
5000 h8300_unary_length, h8300_short_immediate_length,
5001 h8300_bitfield_length, h8300_binary_length,
5002 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5003 compute_plussi_length, compute_plussi_cc, output_logical_op,
5004 compute_logical_op_length, compute_logical_op_cc,
5005 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5006 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5007 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5008 h8300_regs_ok_for_stm): Likewise.
5009 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5010 monitor_prologue): Likewise.
5012 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5014 * loop-invariant.c (invariants, create_new_invariant,
5015 get_inv_cost, best_gain_for_invariant,
5016 find_invariants_to_move, move_invariants,
5017 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5020 2005-04-29 Richard Henderson <rth@redhat.com>
5022 * function.c (instantiate_decls): Remove valid_only argument.
5023 (instantiate_decls_1, instantiate_decl): Likewise.
5024 (instantiate_virtual_regs_1): Delete.
5025 (instantiate_virtual_regs_lossage): Delete.
5026 (instantiate_virtual_regs_in_rtx): New.
5027 (safe_insn_predicate): New.
5028 (instantiate_virtual_regs_in_insn): New.
5029 (instantiate_virtual_regs): Update to match all that. Only run
5030 instantiate_decls once.
5032 2005-04-29 Richard Henderson <rth@redhat.com>
5033 Daniel Jacobowitz <dan@codesourcery.com>
5035 * gengtype.c (write_func_for_structure): Split out ...
5036 (output_type_enum): ... new function. Fix thinko accessing
5037 TYPE_PARAM_STRUCT data.
5039 2005-04-29 Tom Tromey <tromey@redhat.com>
5041 * tree.c (build_block): Removed unused 'tags' argument.
5042 * tree.h (build_block): Removed argument.
5044 2005-04-29 Michael Matz <matz@suse.de>
5046 PR rtl-optimization/21144
5047 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5049 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5051 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5052 flag_reorder_blocks.
5054 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5056 PR tree-optimization/21030
5057 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5058 ranges where VR->MAX is smaller than VR->MIN.
5060 2005-04-29 Devang Patel <dpatel@apple.com>
5062 PR tree-optimization/21272
5063 PR tree-optimization/21266
5064 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5066 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5068 * tree-flow-inline.h: Fix a comment typo.
5069 * doc/tree-ssa.texi: Fix a typo.
5071 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5073 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5075 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5076 gcc_unreachable as appropriate.
5077 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5078 fr30_print_operand, fr30_move_double): Likewise.
5079 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5081 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5083 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
5084 definition has already been provided.
5085 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5086 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
5087 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5089 2005-04-29 Jim Tison <jtison@us.ibm.com>
5091 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
5092 trace hooks calls to improve performance.
5094 2005-04-29 Julian Brown <julian@codesourcery.com>
5095 Mark Mitchell <mark@codesourcery.com>
5096 Paul Brook <paul@codesourcery.com>
5098 * crtstuff.c: Handle targets that use .init_array.
5099 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
5100 that INVOKE__main is set correctly.
5101 (expand_main_function): Test INVOKE__main.
5102 * libgcc2.c: Do not define __main when using .init_array.
5103 * config/arm/arm.c (arm_elf_asm_constructor): New function.
5104 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
5106 (DTORS_SECTION_ASM_OP): Likewise.
5107 (CTOR_LIST_BEGIN): Define specially when in libgcc.
5108 (CTOR_LIST_END): Likewise.
5109 (DTOR_LIST_BEGIN): Likewise.
5110 (DTOR_LIST_END): Likewise.
5111 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
5112 (FINI_SECTION_ASM_OP): Likewise.
5113 (INIT_ARRAY_SECTION_ASM_OP): Define.
5114 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5115 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
5116 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
5117 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
5118 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5120 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5122 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
5123 gcc_assert and gcc_unreachable as appropriate.
5124 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
5125 const_int_cost, output_move_const_into_data_reg,
5126 output_move_qimode, output_move_double, find_addr_reg,
5127 print_operand, print_operand_address): Likewise.
5128 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
5129 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
5130 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
5131 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
5132 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
5133 conditional_trap): Likewise.
5134 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
5136 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5138 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
5139 gcc_unreachable as appropriate.
5140 (gen_conditional_move, xtensa_split_operand_pair,
5141 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
5142 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
5143 xtensa_copy_incoming_a7, xtensa_output_literal,
5144 xtensa_output_literal, xtensa_output_literal): Likewise.
5145 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5146 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
5147 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
5148 movsicc_internal1, movsfcc_internal0,
5149 movsfcc_internal1): Likewise.
5151 2005-04-28 James E Wilson <wilson@specifixinc.com>
5153 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
5154 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
5156 2005-04-28 DJ Delorie <dj@redhat.com>
5158 * opt-functions.awk (var_set): Emit proper initializer for
5159 non-target bitfields.
5161 2005-04-28 Devang Patel <dpatel@apple.com>
5163 * dbxout.c (have_used_extensions): Remove.
5164 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
5165 have_used_extensions.
5167 2005-04-28 James E Wilson <wilson@specifixinc.com>
5169 * doc/install.texi: Update -enable-languages info. Correct path to
5172 2005-04-28 DJ Delorie <dj@redhat.com>
5174 * optc-gen.awk (END): Make sure no variable is defined more
5176 * opth-gen.awk (END): Allocate bits on a per-variable basis.
5177 Allow for bitfield variables other than target_flags.
5178 * doc/options.text (Mask): Document that you may specify a
5179 variable other than target_flags.
5181 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
5183 PR rtl-optimization/18877
5184 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
5185 number in val.start.
5187 2005-04-28 David Edelsohn <edelsohn@gnu.org>
5190 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
5192 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5193 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5194 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
5196 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
5198 * arm.c (legitimize_pic_address): Fix sense of assertion test for
5199 creating pseudos when the base offset is too large.
5201 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5203 * global.c (earlyclobber_regclass): Change the type to
5205 (check_earlyclobber): Update uses of earlyclobber_regclass.
5206 (mark_reg_use_for_earlyclobber): Likewise.
5207 (calculate_local_reg_bb_info): Allocate and free
5208 earlyclobber_regclass using the VEC API.
5210 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
5212 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
5215 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5217 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
5220 * config.gcc: Obsolete c4x-* and tic4x-*.
5222 * tree.h (edge_def): Remove.
5224 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
5225 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
5226 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
5227 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
5230 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
5231 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
5232 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
5233 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
5234 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
5235 machmode.def, mips-tfile.c, params.c, pretty-print.c,
5236 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
5237 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
5238 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
5239 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
5240 config/i386/cygming.h, config/i386/djgpp.h,
5241 config/i386/lynx.h, config/i386/netware.c,
5242 config/i386/winnt.c, config/ia64/ia64-c.c,
5243 config/iq2000/iq2000.c, config/m32r/little.h,
5244 config/m68k/m68k-protos.h, config/m68k/m68k.h,
5245 config/m68k/m68k.md, config/mcore/mcore.c,
5246 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
5247 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
5248 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
5249 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
5250 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
5251 config/pdp11/pdp11.h, config/rs6000/darwin.h,
5252 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
5253 config/s390/2064.md, config/s390/2084.md,
5254 config/s390/s390-modes.def, config/s390/s390-protos.h,
5255 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
5256 config/stormy16/stormy16.c, config/vax/vax-protos.h,
5257 config/vax/vax.c, config/vax/vax.h,
5258 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
5261 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
5263 * c-typeck.c (build_compound_expr): Correct logic in last change.
5265 2005-04-27 James E. Wilson <wilson@specifixinc.com>
5267 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
5268 parameters. Replace conditional move code with assert checking for
5269 ar.lc. Delete obsolete comments.
5270 (set_src_needs_barrier): Delete cond parameter, and code using it.
5271 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
5272 assert checking for PR_REGS. Fix calls to update_set_flags and
5273 set_src_needs_barrier.
5274 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
5275 callers. Rewrite explanatory comment before the function.
5276 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
5279 2005-04-27 Mike Stump <mrs@apple.com>
5281 * doc/cpp.texi: gcc now implements universal character names.
5283 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5286 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
5287 being a compound expression whose right-hand side is cast to void.
5289 2005-04-27 Caroline Tice <ctice@apple.com>
5291 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5292 Remove targetm.have_named_sections test.
5293 (fix_edges_for_rarely_executed_code): Likewise.
5294 (insert_section_boundary_note): Likewise.
5295 (reorder_basic_blocks): Check partitioning flag before calling
5296 verify_hot_cold_block_grouping.
5297 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5298 the function struct rather than global variables.
5299 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5300 (COLD_END_LABEL): Likewise
5301 (cold_text_section_label): New static global variable.
5302 (cold_end_label): Likewise.
5303 (dwarf2out_switch_text_section): Get hot/cold section labels from
5304 the function struct rather than global variables; test to make sure
5306 (output_aranges): Use cold_text_section_label and cold_end_label;
5307 check partitioning flag before putting out delta.
5308 (output_ranges): Remove incorrect code attempting to use
5310 (output_line_info): Get cold section label from function struct; test
5311 to make sure cfun is defined.
5312 (add_location_or_const_value_attribute): Likewise.
5313 (dwarf2out_var_location): Likewise.
5314 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5315 write out cold_text_section_label if partition flag is set.
5316 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5317 * function.h (struct function): Add new fields to point to hot/cold
5318 section labels: hot_section_label, cold_section_label,
5319 hot_section_end_label and cold_section_end_label; also add new field
5320 for cold text section name, unlikely_text_section_name.
5321 * opts.c (decode_options): Turn off partitioning flag if
5322 !targetm.have_named_sections.
5323 * output.h (hot_section_label): Remove.
5324 (hot_section_end_label): Remove.
5325 (cold_section_end_label): Remove.
5326 (unlikely_section_label): Remove.
5327 (unlikely_text_section_name): Remove.
5328 * passes.c (rest_of_handle_final): Remove extra blank line.
5329 * varasm.c (unlikely_section_label): Remove.
5330 (hot_section_label): Remove.
5331 (hot_section_end_label): Remove.
5332 (cold_section_end_label): Remove.
5333 (unlikely_text_section_name): Remove.
5334 (initialize_cold_section_name): Modify to call
5335 targetm.strip_name_encoding; to store cold section name in current
5336 function struct, if it exists; and to only use the decl_section_name
5337 if flag_named_sections is true.
5338 (unlikely_text_section): Modify to get section name out of current
5339 function struct, if there is one; otherwise build it from
5340 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5341 (in_unlikely_text_section): Likewise.
5342 (named_section): Modify to get/put cold section name in current function
5343 struct, if there is one.
5344 (function_section): Change 'bool unlikely' to 'int reloc'; check
5345 targetm.have_named_sections before calling named_section.
5346 (current_function_section): Likewise.
5347 (assemble_start_function): Modify to get/put unlikely_text_section_name
5348 in current function struct; modify to get hot/cold section labels
5349 from function struct; initialize labels using
5350 ASM_GENERATE_INTERNAL_LABEL;
5351 test partitioning flag before writing out hot section label.
5352 (assemble_end_function): Test partitioning flag before writing out
5353 hot/cold section labels.
5354 (default_section_type_flags_1): Get cold text section name from
5355 function struct if there is one; Set flags correctly for
5356 cold text section if there is not a current function struct.
5358 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5360 * tree-ssa-propagate.c (set_rhs): Revert last change.
5362 2005-04-27 Steve Ellcey <sje@cup.hp.com>
5364 * explow.c (convert_memory_address): Add gcc_assert.
5366 2005-04-27 Mark Mitchell <mark@codesourcery.com>
5368 * configure.ac: Check for ld --sysroot support.
5369 * gcc.c: Document %R specifier for specs.
5370 (SYSROOT_SPEC): New macro.
5371 (sysroot_spec): New variable.
5372 (static_specs): Add sysroot_spec.
5373 (main): Pass the sysroot spec to the linker if appropriate.
5374 * configure: Regenerated.
5375 * config.in: Likewise.
5377 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5379 * fold-const.c (fold_binary): Use build_fold_addr_expr
5380 for address calculation and INDIRECT_REF handling.
5382 2005-04-27 Andrew Haley <aph@redhat.com>
5384 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
5386 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5388 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
5389 pointer when thumb backtracing is on.
5391 * config/fp-bit.c (abort): Revert change.
5393 2005-04-27 Ian Lance Taylor <ian@airs.com>
5395 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
5397 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5399 * tree-ssa-dce.c: Fix a comment typo.
5401 2005-04-27 David S. Miller <davem@davemloft.net>
5403 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
5404 Kill setjmpless_size. current_function_calls_setjmp is completely
5405 computed when we are called, so just use the optimized size value
5406 instead of using REG_SAVE_AREA notes.
5407 (optimize_save_area_alloca): Delete....
5408 * rtl.h (optimize_save_area_alloca): Likewise...
5409 * passes.c (rest_of_compilation): and don't call it any more.
5410 * reg-notes.def (SAVE_AREA): Delete.
5412 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5414 * config/fp-bit.c (abort): Add noreturn attribute.
5416 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
5417 gcc_unreachable as appropriate.
5418 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
5419 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
5420 ASM_OUTPUT_REG_POP): Likewise.
5422 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
5424 * tree-complex.c (expand_vector_operations_1): Do not build
5425 VIEW_CONVERT_EXPR's for the lhs.
5427 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5429 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
5430 unnecessary noncanonical RTL handling.
5431 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
5432 gcc_assert and gcc_unreachable.
5434 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
5435 gcc_unreachable as appropriate.
5436 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
5437 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
5438 use_return_insn, const_ok_for_op, arm_gen_constant,
5439 arm_canonicalize_comparison, legitimize_pic_address,
5440 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
5441 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
5442 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
5443 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
5444 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
5445 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
5446 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
5447 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
5448 output_call, output_mov_long_double_fpa_from_arm,
5449 output_mov_long_double_arm_from_fpa,
5450 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
5451 output_move_double, arithmetic_instr, shift_op, int_log2,
5452 output_return_instruction, arm_output_function_prologue,
5453 arm_output_epilogue, arm_output_function_epilogue,
5454 emit_multi_reg_push, arm_get_frame_offsets,
5455 arm_compute_initial_elimination_offset, arm_expand_prologue,
5456 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
5457 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
5458 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
5459 thumb_compute_initial_elimination_offset,
5460 thumb_output_function_prologue, thumb_load_double_from_address,
5461 thumb_output_move_mem_multiple, thumb_reload_out_hi,
5462 arm_emit_vector_const, arm_dbx_register_number): Likewise.
5463 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
5464 * config/arm/arm.md (thumb_extendhisi2,
5465 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
5466 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
5467 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
5468 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
5469 * config/arm/cirrus.md (*cirrus_arm_movdi,
5470 *cirrus_movdf_hard_insn): Likewise.
5471 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5473 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5475 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
5476 (num_ssa_names): Use VEC_length.
5477 (ssa_names): Use VEC_index.
5478 * tree-ssanames.c (ssa_names): Change the type to
5480 (init_ssanames, fini_ssa_names, make_ssanames,
5481 release_ssa_name): Update uses of ssa_names.
5483 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
5484 Use fold_buildN instead of fold (buildN (...)).
5486 2005-04-27 Devang Patel <dpatel@apple.com>
5488 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
5490 2005-04-27 Matt Thomas <matt@3am-software.com>
5491 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
5493 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
5494 (vax_output_mi_thunk): Ditto.
5495 (vax_notice_cc_update): Ditto.
5496 (INDEX_REGISTER_P): Add trailing \.
5497 (BASE_REGISTER_P): Add trailing \.
5498 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
5500 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
5502 * tree-ssa-propagate.c (set_rhs): Check operand of
5503 ADDR_EXPR for gimpliness, too.
5505 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5507 * tree-ssa-pre.c: Fix a comment typo.
5509 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5511 PR tree-optimization/21171
5512 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
5513 record address uses if the reference is volatile.
5515 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
5517 * tree-complex.c (expand_vector_operation): New, extracted from
5518 expand_vector_operations_1.
5519 (tree_vec_extract): Build a NOP_EXPR.
5520 (expand_vec_parallel): Do not care about returning the correct type.
5521 (expand_vector_operations_1): Call expand_vector_operation.
5522 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
5524 * tree-complex.c (gate_expand_vector_operations): New.
5525 (pass_lower_vector_ssa): Use it.
5526 * tree-optimize.c (init_tree_optimization_passes): Include
5527 pass_lower_vector_ssa.
5528 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
5529 (vectorizable_operation): Use it.
5530 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
5531 integer modes for the vector type.
5533 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5534 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
5535 Do not cope with UNITS_PER_SIMD_WORD == 0.
5536 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
5537 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
5538 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
5539 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5540 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5541 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5542 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5544 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
5545 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
5546 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
5548 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
5549 (UNITS_PER_SIMD_WORD): New.
5551 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
5553 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
5554 gcc_unreachable as appropriate.
5555 (ia64_expand_load_address, ia64_expand_tls_address,
5556 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
5557 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
5558 next_scratch_gr_reg, ia64_initial_elimination_offset,
5559 ia64_expand_prologue, ia64_expand_epilogue,
5560 ia64_output_dwarf_dtprel, ia64_print_operand,
5561 ia64_register_move_cost, first_instruction, rws_access_regno,
5562 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
5563 ia64_sched_init, ia64_variable_issue,
5564 ia64_first_cycle_multipass_dfs_lookahead_guard,
5565 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
5566 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
5567 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
5568 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5569 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5570 * config/ia64/predicates.md (got_symbolic_operand,
5571 sdata_symbolic_operand): Likewise.
5572 * config/ia64/vect.md (vcondv2sf): Likewise.
5574 2005-04-27 Matt Thomas <matt@3am-software.com>
5576 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
5577 CONSTANT_ADDRESS_P in config/vax/vax.h
5578 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
5579 (INDEX_REGISTER_P): New.
5580 (BASE_REGISTER_P): New.
5581 (indirectable_constant_address_p): New. Adapted from
5582 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
5583 (indirectable_address_p): New. Adapted from
5584 INDIRECTABLE_ADDRESS_P in vax.h.
5585 (nonindexed_address_p): New. Adapted from
5586 GO_IF_NONINDEXED_ADDRESS in vax.h.
5587 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
5588 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
5589 (legitimate_address_p): New. Adapted from
5590 GO_IF_LEGITIMATE_ADDRESS in vax.h.
5591 (vax_mode_dependent_address_p): New. Adapted from
5592 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
5593 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
5594 legitimate_constant_address_p.
5595 (CONSTANT_P): Use legitimate_constant_p.
5596 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
5597 (INDIRECTABLE_ADDRESS_P): Removed.
5598 (GO_IF_NONINDEXED_ADDRESS): Removed.
5599 (INDEX_TEMP_P): Removed.
5600 (GO_IF_REG_PLUS_INDEX): Removed.
5601 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
5602 definitions, depending on whether REG_OK_STRICT is defined.
5603 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
5604 Two definitions, depending on whether REG_OK_STRICT is defined.
5605 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
5607 (legitimate_constant_p): Prototype added.
5608 (legitimate_address_p): Prototype added.
5609 (vax_mode_dependent_address_p): Prototype added.
5611 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
5613 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
5615 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5618 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
5621 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5624 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
5625 assertion failures, if __gcc_host_wide_int__ is not properly
5627 (init_dynamic_diag_info): Give errors, not assertion failures, if
5628 location_t, tree or __gcc_host_wide_int__ are not properly
5631 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5633 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
5634 n_iv_uses, iv_use, n_iv_cands, iv_cand,
5635 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
5636 prepare_decl_rtl, free_loop_data,
5637 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
5640 * tree.h (tree_phi_node): Add a comment about the order of PHI
5643 2005-04-26 Paul Brook <paul@codesourcery.com>
5645 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
5647 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
5649 * config/mips.mips.c (mips_legitimize_tls_address): Use
5652 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
5653 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
5654 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
5656 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
5659 2005-04-26 Jeff Law <law@redhat.com>
5661 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
5662 (op_iter_init_must_and_may_def): Likewise.
5663 (unmodifiable_var_p): Move to a later point in the file.
5664 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
5665 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
5666 (dse_record_phis): Directly check for virtual operands rather than
5667 using need_imm_uses_for.
5668 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
5669 store has multiple V_{MAY,MUST}_DEF operands.
5671 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
5673 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
5676 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5678 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
5679 call to find_edge outside a loop to go through a PHI chain.
5681 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
5683 PR tree-optimization/17598
5684 * fold-const.c (fold_binary): Fold comparisons of addresses
5685 of COMPONENT_REFs which reference the same field to
5686 comparisons of the addresses of the base objects.
5688 2005-04-26 Julian Brown <julian@codesourcery.com>
5690 * config/arm/arm.c (arm_return_in_msb): New function.
5691 (arm_must_pass_in_stack): New function.
5692 (TARGET_RETURN_IN_MSB): Define target hook.
5693 (TARGET_MUST_PASS_IN_STACK): Define target hook.
5694 (arm_function_value): Pad small aggregate return.
5695 (arm_pad_arg_upward): New function.
5696 (arm_pad_reg_upward): New function.
5697 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
5698 (FUNCTION_ARG_PADDING): Define macro.
5699 (BLOCK_REG_PADDING): Define macro.
5700 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
5701 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
5702 (arm_pad_reg_upward): Declare function.
5704 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
5706 * basic-block.h (ei_cond): New.
5707 (FOR_EACH_EDGE): Call ei_cond.
5709 PR tree-optimization/21047
5710 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
5711 (fold): Don't handle ASSERT_EXPR.
5713 2005-04-25 Roger Sayle <roger@eyesopen.com>
5715 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
5716 all writes to any stack register as a read/write dependency on
5718 (sched_analyze_2): Likewise, for reads from any stack register.
5720 2005-04-25 Richard Henderson <rth@redhat.com>
5722 * final.c (output_addr_const): Revert 2005-04-09 change.
5724 2005-04-25 Mike Stump <mrs@apple.com>
5726 * config/darwin.c (darwin_encode_section_info): Always set
5727 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
5729 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5731 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
5732 gensupport.c, protoize.c, toplev.c: Replace calls to
5733 `unlock_stream' with `unlock_std_streams'.
5735 2005-04-25 Devang Patel <dpatel@apple.com>
5737 * dbxout.c (dbxout_type): Emit attribute vector.
5739 2005-04-05 Paul Brook <paul@codesourcery.com>
5741 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
5742 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
5743 * config/arm/arm.c (arm_cxx_atexit_name): New function.
5744 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
5745 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
5746 (register_dtor_fn): Likewise.
5747 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
5749 2005-04-25 Ian Lance Taylor <ian@airs.com>
5751 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
5752 * c-common.h (EXPR_STMT_EXPR): Don't define.
5753 (c_common_stmt_codes): Don't define.
5754 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
5755 * c-gimplify.c (gimplify_expr_stmt): Remove.
5756 (c_gimplify_expr): Remove EXPR_STMT case.
5757 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
5758 to INIT_STATEMENT_CODES.
5759 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
5761 2005-04-25 Jan Hubicka <jh@suse.cz>
5763 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
5765 * except.c: Include diagnostic.h
5766 (dump_eh_tree, verify_eh_tree): New functions.
5767 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
5768 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
5769 (dump_function_to_file): dump eh tree.
5770 * tree-eh.c (mark_eh_edge): New function.
5771 (mark_eh_edge_found_error): New static variable.
5772 (verify_eh_edges): New function.
5774 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
5776 * tree-ssa-alias.c (fieldoff_t): Remove.
5777 (fieldoff_s): typedef the structure itself. Create a vector of
5779 (push_fields_onto_fieldstack): Return count of fields pushed.
5780 Remove peeling of first field. Adjust.
5781 (fieldoff_compare): Adjust.
5782 (create_overlap_variables_for): Adjust.
5784 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5786 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
5788 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
5791 * doc/install.texi: Document correct assembler and linker to use
5792 on i?86-*-solaris2.10.
5794 2005-04-25 Steven Bosscher <stevenb@suse.de>
5796 Fix PR tree-optimization/21173
5798 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
5799 Unshare expression we pass to force_gimple_operand.
5801 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
5802 Stephen Clarke <stevec@superh.com>
5803 Roger Sayle <roger@eyesopen.com>
5805 PR rtl-optimization/20413
5806 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
5807 VOIDmode for LABEL_REF.
5808 * final.c (shorten_branches): Likewise.
5809 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
5810 * loop.c (reg_dead_after_loop): Likewise.
5811 * varasm.c (decode_addr_const): Likewise.
5812 * doc/rtl.texi: Document mode requirement for LABEL_REF.
5814 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
5816 * config.gcc (avr-*-*): Remove redundant "case".
5818 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
5820 * tree-vect-analyze.c (vect_mark_relevant): Take
5821 VEC(tree,heap) instead of varray_type as an argument.
5822 (vect_mark_stmts_to_be_vectorized): Change the type of
5823 worklist to VEC(tree,heap). Adjust uses of worklist.
5825 2005-04-24 Devang Patel <dpatel@apple.com>
5827 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
5829 2005-04-24 Ian Lance Taylor <ian@airs.com>
5831 * c-semantics.c (build_stmt): Remove test of specific tree codes
5832 for TREE_SIDE_EFFECTS handling.
5834 2005-04-24 Per Bothner <per@bothner.com>
5836 * c-opts.c (finish_options): Make the line-number of the <built-in>
5837 location 0, as assumed elsewhere, rather than 1.
5839 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5841 * tree-ssa-uncprop.c (equiv_stack): Change the type o
5843 (tree_ssa_uncprop, uncprop_finalize_block,
5844 uncprop_initialize_block): Update uses of equiv_stack.
5846 2005-04-24 Richard Henderson <rth@redhat.com>
5849 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
5850 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
5852 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
5853 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
5854 <DIV, MOD>: Likewise.
5856 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5858 * collect2.c (main): Unlock the stdio streams.
5859 * gcc.c (main): Likewise.
5860 * gcov-dump.c (main): Likewise.
5861 * gcov.c (main): Likewise.
5862 * gen-protos.c (main): Likewise.
5863 * gensupport.c (init_md_reader_args_cb): Likewise.
5864 * protoize.c (main): Likewise.
5865 * toplev.c (general_init): Likewise.
5867 2005-04-24 Jakub Jelinek <jakub@redhat.com>
5870 * cgraph.h (cgraph_local_info): Add vtable_method field.
5871 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
5872 and node is vtable_method, finalized and not reachable, don't do
5875 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5877 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
5879 * tree-ssa-pre.c (create_value_expr_from): Use
5880 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
5881 * tree-ssa-propagate.c (stmt_makes_single_load,
5882 stmt_makes_single_store): Use REFERENCE_CLASS_P.
5883 * tree-vect-transform.c (vect_is_simple_cond): Use
5885 * tree-vrp.c (extract_range_from_assert,
5886 build_assert_expr_for, fp_predicate, has_assert_expr): Use
5889 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
5890 of tpa_to_clear to VEC(int,heap). Update uses of
5891 tpa_to_clear. Free tpa_to_clear at the end.
5893 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
5895 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
5898 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
5900 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
5901 and gcc_unreachable as appropriate.
5902 (num_insns_constant, output_vec_const_move,
5903 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
5904 rs6000_emit_set_const, rs6000_emit_move,
5905 spe_build_register_parallel, function_arg,
5906 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
5907 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
5908 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
5909 rs6000_common_init_builtins, expand_block_clear,
5910 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
5911 extract_ME, rs6000_get_some_local_dynamic_name,
5912 rs6000_output_function_entry, print_operand,
5913 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
5914 output_cbranch, output_e500_flip_gt_bit,
5915 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
5916 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
5917 compute_save_world_info, rs6000_stack_info,
5918 rs6000_emit_load_toc_table, rs6000_frame_related,
5919 spe_synthesize_frame_save, rs6000_emit_epilogue,
5920 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
5921 output_function_profiler, rs6000_trampoline_size,
5922 rs6000_initialize_trampoline, find_addr_reg,
5923 rs6000_machopic_legitimize_pic_address,
5924 rs6000_initial_elimination_offset,
5925 rs6000_dbx_register_number): Likewise.
5926 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
5927 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
5928 *movti_power, *movti_string, call, call_value, sibcall,
5929 sibcall_value): Likewise.
5930 * config/rs6000/spe.md (*movdf_e500_double,
5931 *movv2si_internal): Likewise.
5932 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
5935 2005-04-24 Richard Henderson <rth@redhat.com>
5938 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
5939 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
5940 Deny modes smaller than 4 bytes.
5941 * config/i386/i386-protos.h: Update.
5943 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
5945 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
5946 Switch h8300-*-rtems* to ELF.
5948 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
5950 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
5952 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
5954 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
5956 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
5959 * fold-const.c: Fold &a[i]-&a[j] to i-j.
5961 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5963 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
5964 definitions of ssa names in condition. Split recusive part to ...
5965 (tree_simplify_using_condition_1): New function.
5966 (expand_simple_operations): New function.
5968 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
5970 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
5971 (find_interesting_uses_cond): Do not use integer_zerop and
5972 integer_nonzerop to check for integer constants.
5973 (set_use_iv_cost): Record the value field.
5974 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
5975 determine_use_iv_cost_outer): Set the value field of the cost pair.
5976 (may_eliminate_iv): Do not return the comparison code.
5977 (iv_elimination_compare): New function.
5978 (determine_use_iv_cost_condition): Set the value field. Record
5979 noneliminable invariants correctly.
5980 (rewrite_use_compare, rewrite_use_outer): Use the value field.
5982 2005-04-23 DJ Delorie <dj@redhat.com>
5984 * diagnostic.c (warning): Accept parameter to classify warning option.
5985 (warning0): New, for when a pointer to an error() like function is needed.
5986 * errors.c (warning): Likewise.
5987 * errors.h (warning, warning0): Adjust prototypes.
5988 * toplev.h (warning, warning0): Likewise.
5990 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
5991 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
5992 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
5993 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
5994 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
5995 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
5996 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
5997 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
5999 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6000 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6001 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6002 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6003 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6004 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6005 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6006 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6007 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6008 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6009 config/rs6000/aix52.h, config/rs6000/darwin.h,
6010 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6011 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6012 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6013 config/stormy16/stormy16.c, config/v850/v850-c.c,
6014 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6017 2005-04-23 Richard Henderson <rth@redhat.com>
6020 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6021 performing some integral scalar simplifications.
6023 2005-04-23 Richard Henderson <rth@redhat.com>
6026 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6027 simplifying CONST_VECTOR.
6029 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6031 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6032 heap as an argument. Update uses of stack.
6033 (calculate_live_on_entry): Allocate stack on heap.
6035 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6036 partition_link and tpa_nodes on heap.
6038 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6039 (mark_stmt_necessary, propagate_necessity,
6040 mark_really_necessary_kill_operand_phis): Update uses of
6042 (tree_dce_init): Allocate worklist using VEC_alloc.
6043 (tree_dce_done): Free worklist using VEC_free.
6045 2005-04-23 Mike Stump <mrs@apple.com>
6047 * config/darwin.c (machopic_indirection_name): Don't use
6049 (darwin_emit_unwind_label): Use user_label_prefix instead of
6052 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6054 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6056 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6058 * config.gcc <cris-*>: Specify .opt files.
6059 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6060 config/cris/linux.opt: New files.
6061 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6062 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6063 (TARGET_ELF): Override to 0.
6064 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6065 -melinux-stacksize=N.
6066 * config/cris/cris.c: (cris_handle_option): New function.
6067 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6068 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6069 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6070 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6071 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6072 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6073 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6074 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6075 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6076 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6077 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6078 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6079 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6080 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6081 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6082 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6083 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
6084 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6085 (TARGET_LINUX): Define 0.
6086 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6087 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
6088 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
6089 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
6090 (TARGET_LINUX): Override to 1.
6091 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6093 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
6095 * haifa-sched.c (schedule_block): Fix thinko in previous
6096 assertification patch.
6098 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
6100 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
6101 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
6102 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6103 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
6104 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
6105 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6106 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
6108 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
6109 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
6110 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
6111 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
6112 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
6113 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
6114 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
6115 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
6116 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
6117 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
6118 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
6119 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
6120 (SUBTARGET_OPTIONS): Delete.
6121 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
6122 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
6123 instead of a string.
6124 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
6125 (pa_cpu_string, pa_unix_string): Delete.
6126 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
6127 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
6129 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6130 (pa_handle_option): New function.
6131 (override_options): Remove handling of -march=, -mfixed-range=,
6132 -mschedule= and -munix=.
6133 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
6134 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
6135 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
6136 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
6137 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
6138 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
6139 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
6141 * config/pa/pa.opt: New file.
6142 * config/pa/pa-hpux.opt: New file.
6143 * config/pa/pa-hpux1010.opt: New file.
6144 * config/pa/pa-hpux1111.opt: New file.
6145 * config/pa/pa64-hpux.opt: New file.
6147 2005-04-22 David S. Miller <davem@davemloft.net>
6149 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
6150 integer when it's mode is VOIDmode not DImode.
6152 2005-04-22 Geoffrey Keating <geoffk@apple.com>
6154 * config/rs6000/rs6000.md (sync_add<mode>_internal,
6155 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
6156 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
6157 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
6158 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
6159 "bne- $-xxx" rather than local labels.
6160 (sync_lock_release<mode>): Add second operand.
6161 (lwsync): Use .long rather than a more meaningful opcode.
6162 * doc/md.texi (Standard Names): Add description of second
6163 parameter to sync_lock_test_and_set.
6165 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6167 PR tree-optimization/21088
6168 * fold-const.c (fold_unary, fold_binary, fold_ternary):
6170 * tree-vrp.c (compare_values): Use fold_binary to compare
6171 pointers. Use boolean_type_node as the type of a comparison
6172 expression being folded.
6173 * tree.h: Add prototypes for fold_unary, fold_binary,
6176 * tree-ssa-dom.c: Fix formatting.
6178 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6180 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
6181 * lambda-code.c (perfect_nestify): Mark virtual operands in
6182 the moved statement for renaming.
6183 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
6184 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6185 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
6186 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6187 * tree-flow.h (struct var_ann_d): Update comments.
6188 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
6189 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
6190 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
6191 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
6192 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
6193 debug_names_replaced_by): Remove declarations.
6194 (delete_update_ssa, get_current_def, set_current_def): Declare.
6195 (rewrite_into_loop_closed_ssa): Add new argument. Update
6197 * tree-into-ssa.c: Include params.h.
6198 (old_virtual_ssa_names): Remove. Update all users.
6199 (need_to_replace_names_p): Remove. Update all users.
6200 (struct update_ssa_stats_d): Declare.
6201 (update_ssa_stats): New local.
6202 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
6203 dump_tree_ssa_stats, debug_tree_ssa_stats,
6204 dump_update_ssa, debug_update_ssa,
6205 dump_names_replaced_by, debug_names_replaced_by): Declare.
6206 (get_current_def, set current_def): Make extern.
6207 (is_old_name, is_new_name): Protect against references
6208 past the end of the sets.
6209 (add_new_name_mapping): Assert that OLD and NEW are
6210 different SSA names for the same symbol.
6211 When adding a virtual mapping, update stats for virtual
6213 (insert_phi_nodes_for): If UPDATE_P is true, create the
6214 LHS of the new PHI by duplicating SSA name VAR.
6215 (insert_phi_nodes_1): Remove. Update all users.
6216 (insert_phi_nodes): Remove second argument. Update all
6218 (maybe_replace_use, maybe_replace_def): New.
6219 (rewrite_update_stmt): Call them.
6220 (mark_def_interesting): Remove calls to is_gimple_reg.
6221 (prepare_phi_args_for_update): Remove. Update all users.
6222 (prepare_block_for_update): Only process virtual operands
6223 and GIMPLE registers in normal form.
6224 (prepare_use_sites_for): New.
6225 (prepare_names_to_update): Rename from prepare_def_sites.
6226 Call prepare_use_sites_for.
6227 (dump_update_ssa): Rename from dump_repl_tbl.
6229 Show statistics for virtual mapping heuristic.
6230 (debug_update_ssa): Rename from debug_debug_repl_tbl.
6231 (init_update_ssa): Initialize UPDATE_SSA_STATS.
6232 (delete_update_ssa): Make extern.
6233 (mark_set_for_renaming): If the set is empty, do nothing.
6234 (release_ssa_name_after_update_ssa): Update comment.
6235 (insert_updated_phi_nodes_for): Do not remove existing
6236 PHI nodes for symbols.
6237 (switch_virtuals_to_full_rewrite_p): New.
6238 (switch_virtuals_to_full_rewrite): New.
6239 (update_ssa): Call them.
6240 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
6241 for every statement before updating.
6242 If all the names in NEW_SSA_NAMES have been marked for
6243 removal, do nothing.
6244 Only start at the top of the CFG if there are symbols in
6246 (ssa_rewrite_finalize_block): Remove.
6247 (ssa_register_new_def): Remove.
6248 (ssa_rewrite_stmt): Remove.
6249 (ssa_rewrite_phi_arguments): Remove.
6250 (ssa_rewrite_initialize_block): Remove.
6251 (ssa_mark_def_sites): Remove.
6252 (ssa_mark_def_sites_initialize_block): Remove.
6253 (ssa_mark_phi_uses): Remove.
6254 (rewrite_ssa_into_ssa): Remove.
6255 * tree-phinodes.c (find_phi_node_for): Remove.
6256 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6258 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
6259 Remove calls to verify_dominators and
6260 verify_loop_structure.
6261 (tree_unswitch_single_loop): Call update_ssa.
6262 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
6265 (delete_tree_ssa): Assert that need_ssa_update_p returns
6267 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
6268 * tree-vectorizer.c (allocate_new_names, rename_def_op,
6269 free_new_names): Remove. Update all users.
6270 (rename_use_op): Call get_current_def.
6271 (rename_variables_in_bb): Do not handle any real or
6273 (slpeel_update_phis_for_duplicate_loop): Call
6274 get_current_def and set_current_def instead of using
6276 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
6277 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
6278 ssa_names_to_replace and delete_update_ssa.
6279 * doc/invoke.texi: Document --param min-virtual-mappings
6280 and --param virtual-mappings-ratio.
6282 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6284 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
6285 for newly created PHI nodes.
6286 Call create_new_def_for for every new V_MAY_DEF and
6287 V_MUST_DEF on the copied statement.
6288 (struct ssa_name_map_entry): Remove.
6289 (ssa_name_map_entry_hash): Remove.
6290 (ssa_name_map_entry_eq): Remove.
6291 (allocate_ssa_names): Remove.
6292 (rewrite_to_new_ssa_names_def): Remove.
6293 (rewrite_to_new_ssa_names_use): Remove.
6294 (rewrite_to_new_ssa_names_bb): Remove.
6295 (rewrite_to_new_ssa_names): Remove.
6296 (tree_duplicate_sese_region): Remove variables ver,
6297 definitions, phi, ssa_name_map and bi.
6298 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
6300 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6301 update_ssa instead of rewrite_ssa_into_ssa.
6302 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
6304 (find_uses_to_rename_use): Add argument 'need_phis'.
6305 (find_uses_to_rename_stmt): Do not scan virtual operands.
6306 (find_uses_to_rename): Only scan PHI nodes for
6308 (rewrite_into_loop_closed_ssa): Call update_ssa.
6309 (check_loop_closed_ssa_use): Ignore virtual operands.
6310 (check_loop_closed_ssa_stmt): Likewise.
6311 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
6313 (rename_variables, set_phi_def_stmts): Remove.
6314 (tree_duplicate_loop_to_header_edge): Reformat comment.
6315 Remove variables BB, I and DEFINITIONS.
6316 Call need_ssa_update_p.
6318 (lv_adjust_loop_header_phi): Reformat comment.
6319 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
6320 (marked_for_rewrite_p, any_marked_for_rewrite_p,
6321 mark_for_rewrite, unmark_all_for_rewrite,
6322 marked_ssa_names): Remove. Update all users.
6323 (release_ssa_name): If VAR has been registered for SSA
6324 updating, do nothing.
6325 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
6326 (build_assert_expr_for): Call register_new_name_mapping.
6327 (insert_range_assertions): Update call to update_ssa.
6328 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
6329 marked_for_rewrite_p, any_marked_for_rewrite_p,
6330 marked_ssa_names): Remove.
6332 2005-04-22 Jeff Law <law@redhat.com>
6334 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
6335 (restore_currdefs_to_original_value): Likewise.
6336 (register_definitions_for_stmt): Likewise.
6337 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
6338 for each variable. Do not allocate/free block_defs_stack either.
6339 Do not iterate if we just thread jumps. Only iterate if the
6340 tree_cleanup_cfg does useful work (temporary).
6341 (dom_opt_initialize_block): No longer push a marker on
6343 (dom_opt_finalize_block): Removal call to restore currdefs.
6344 Relax restrictions for recording edge equivalences.
6345 (record_equivalences_from_phis): No longer need to track
6347 (optimize_stmt): Similarly.
6348 (thread_across_edge): Simplify by removing the requirement that
6349 statements in the block we are threading through must be nops.
6350 (initialize_hash_element): Handle GOTO_EXPR.
6352 2005-04-22 David S. Miller <davem@davemloft.net>
6354 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
6356 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
6357 fix check on CONST_DOUBLE mode. It should be VOIDmode
6358 when it is representing an integer.
6360 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6362 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
6363 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
6364 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
6365 find_char_info_specifier_index,
6366 find_length_info_modifier_index): Likewise.
6367 * c-typeck.c (composite_type, pop_init_level): Likewise.
6368 * combine.c (cant_combine_insn_p, try_combine): Likewise.
6369 * cse.c (cse_insn): Likewise
6370 * dominance.c (calc_dfs_tree): Likewise
6371 dwarf2out.c (loc_descriptor_from_tree_1,
6372 add_abstract_origin_attribute, force_decl_die,
6373 force_type_die): Likewise
6374 emit-rtl.c (operand_subword_force): Likewise
6375 explow.c (hard_function_value): Likewise
6376 expmed.c (store_bit_field, expand_divmod,
6377 emit_store_flag_force): Likewise
6378 expr.c (emit_move_multi_word, store_expr,
6379 expand_expr_real_1): Likewise
6380 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
6381 output_operand): Likewise
6382 flow.c (recompute_reg_usage): Likewise
6383 * function.c (assign_stack_temp_for_type, assign_temp,
6384 handle_epilogue_set): Likewise
6385 * genextract.c (main): Likewise
6386 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
6387 gimplify_modify_expr_rhs, gimplify_expr): Likewise
6388 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
6389 ready_remove, rm_line_notes, rm_other_notes,
6390 schedule_block): Likewise
6391 mips-tfile.c (copy_object, out_of_bounds): Likewise
6393 2005-04-22 David Edelsohn <edelsohn@gnu.org>
6396 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
6397 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
6398 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
6399 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
6401 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
6403 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6405 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
6406 (gcc_tree_to_linear_expression): Convert to heap allocated
6408 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6409 lbv_to_gcc_expression, lle_to_gcc_expression,
6410 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6411 perfect_nestify): Likewise.
6412 lambda.h (gcc_loopnest_to_lambda_loopnest,
6413 lambda_loopnest_to_gcc_loopnest): Likewise.
6414 tree-loop-linear.c (linear_transform_loops): Likewise.
6416 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6418 * config/sparc/predicates.md (arith_double_operand): Use
6419 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
6420 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
6421 (DImode, DFmode constant splitters): Likewise. Remove code for
6422 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
6423 (logical constant splitters): Use const_int_operand predicate.
6424 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
6425 HOST_BITS_PER_WIDE_INT < 64.
6427 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6429 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
6430 gcc_unreachable as appropriate.
6431 (force_mode, emit_move_sequence, singlemove_string,
6432 output_move_double, output_fp_move_double, find_addr_reg,
6433 output_block_move, output_block_clear, output_and,
6434 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
6435 pa_adjust_cost, pa_issue_rate, print_operand,
6436 output_global_address, output_arg_descriptor, output_cbranch,
6437 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
6438 output_call): Likewise.
6439 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
6440 prefetch, prefetch_cc, prefetch_nocc): Likewise.
6442 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
6444 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
6445 _gcov_pow2_profiler and _gcov_one_value_profiler.
6446 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
6447 (GTFILES): Add $(srcdir)/tree-profile.c.
6448 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
6449 __gcov_one_value_profiler): Declare.
6450 * gimplify.c (force_gimple_operand): Check whether the statements
6451 should be produced in ssa form.
6452 (force_gimple_operand_bsi): New function.
6453 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
6454 __gcov_one_value_profiler): New functions.
6455 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
6456 the profiled value is a power of two or not.
6457 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
6458 * tree-flow.h (in_ssa_p): Declare.
6459 (force_gimple_operand_bsi): Declare.
6460 * tree-into-ssa.c (in_ssa_p): New variable.
6461 (rewrite_into_ssa): Set in_ssa_p.
6462 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
6463 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
6464 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
6465 tree_one_value_profiler_fn): New variables.
6466 (tree_init_edge_profiler): Initialize the profiler function decls.
6467 (tree_gen_edge_profiler): Use global gcov_type_node.
6468 (prepare_instrumented_value): New function.
6469 (tree_gen_interval_profiler, tree_gen_interval_profiler,
6470 tree_gen_one_value_profiler): Call the library functions instead of
6471 creating instrumentation code.
6472 * tree.c (build_fn_decl): New function.
6473 * tree.h (build_fn_decl): Declare.
6474 * value-prof.c (rtl_divmod_values_to_profile,
6475 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
6476 tree_mod_pow2_value_transform, tree_find_values_to_profile):
6477 Do not handle may_be_other and precise values of exponents at pow2
6479 (tree_mod_subtract_transform): Reflect that value field of
6480 histogram has changed meaning.
6481 (tree_divmod_values_to_profile): Record the values correctly.
6482 (tree_values_to_profile): Update comment.
6483 * value-prof.h (struct histogram_value_t): Remove pow2 data.
6485 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
6487 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
6490 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
6492 * config/i386/i386.md (length_immediate): Use gcc_assert or
6493 gcc_unreachable, as appropriate.
6494 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
6495 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
6496 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
6497 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
6498 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6499 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
6500 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
6501 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
6502 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
6503 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
6504 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
6505 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6506 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
6507 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
6508 *prefetch_sse_rex): Likewise.
6509 * config/i386/predicates.md (x86_64_immediate_operand,
6510 x86_64_zext_immediate_operand, symbolic_operand,
6511 no_seg_address_operand, aligned_operand,
6512 memory_displacement_operand): Likewise.
6513 * config/i386/sse.md (*mov<mode>_internal,
6514 *movv2df_internal): Likewise.
6516 2005-04-22 Jan Hubicka <jh@suse.cz>
6518 * Makefile.in (ipa.o, ipa-inline.o): New files.
6519 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
6520 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
6521 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
6522 * cgraphunit.c (cgraph_default_inline_p,
6523 cgraph_decide_inlining_incrementally, ncalls_inlined,
6524 nfunctions_inlined, initial_insns, overall_insns,
6525 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
6526 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6527 cgraph_mark_inline, cgraph_check_inline_limits,
6528 cgraph_default_inline_p, cgraph_recursive_inlining_p,
6529 update_callee_keys, lookup_recursive_calls,
6530 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
6531 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
6532 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
6533 pass_ipa_inline): Move to ipa-inline.c
6534 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
6536 * ipa-inline.c: New file.
6538 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
6540 * doc/invoke.texi (SPARC options): Document that -mapp-regs
6541 is turned off by default on Solaris.
6543 2005-04-21 Roger Sayle <roger@eyesopen.com>
6545 * c-common.h (objc_build_method_signature): Update prototype.
6546 * stub-objc.c (objc_build_method_signature): Update the stub
6547 implementation to accept and ignore additional parameter.
6548 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
6549 the value of ellipsis to objc_build_method_signature instead
6550 of setting TREE_OVERFLOW on the parms TREE_LIST node.
6552 2005-04-21 Geoffrey Keating <geoffk@apple.com>
6554 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
6555 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
6556 gen_rtx_* not gen_rtx_fmt_*.
6557 (rs6000_emit_vector_select): Likewise.
6558 (rs6000_emit_sync): New.
6559 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
6560 (larx, stcx, cmp): New mode substitutions.
6561 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
6562 UNSPEC_ISYNC): New constants.
6563 (rlwinm): Give name.
6564 (memory_barrier, isync, lwsync): New insns.
6565 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
6566 (sync_lock_release<mode>): New expander.
6567 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
6568 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
6569 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
6570 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
6571 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
6572 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
6573 (sync_add<mode>_internal, sync_addshort_internal,
6574 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
6575 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
6576 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
6578 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
6579 is the memory before, not after, the operation. Clarify
6580 barrier requirements.
6582 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6584 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
6585 * lambda.h (lambda_vector_min_nz): Likewise.
6586 * langhooks.h (struct lang_hooks_for_types,
6587 struct lang_hooks): Likewise.
6588 * output.h (assemble_integer, this_is_asm_operands): Likewise.
6591 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
6593 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
6594 comments to avoid 'abort'. Use gcc_assert as necessary.
6595 * opts.c (common_handle_option): Likewise.
6596 * pretty-print.c (pp_base_format_text): Likewise.
6597 * print-rtl.c (print_rtx): Likewise.
6598 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
6599 * regmove.c (try_auto_increment): Likewise.
6600 * reload.c (find_valid_class, find_reloads_toplev,
6601 find_equiv_reg): Likewise.
6602 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
6603 merge_assigned_reloads): Likewise.
6604 * tree-inline.c (inline_forbidden_p_1,
6605 estimate_num_insns_1): Likewise.
6606 * tree-optimize.c (execute_todo): Likewise.
6607 * tree-outof-ssa.c (eliminate_phi): Likewise.
6608 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
6609 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
6610 * tree-ssa-operands.c (parse_ssa_operands,
6611 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
6612 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
6613 * tree-ssanames.c (release_ssa_name): Likewise.
6614 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
6615 walk_tree): Likewise.
6617 * tree-ssa-operands.c (verify_abort): Fold into ..
6618 (verify_imm_links): ... here.
6620 2005-04-21 Richard Henderson <rth@redhat.com>
6622 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
6623 on non-memory operand for previous inversion.
6625 2005-04-21 Devang Patel <dpatel@apple.com>
6627 PR optimization/20994
6628 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
6629 x = !(a == b) : p , q;.
6630 (pass_if_conversion): Verify stmts and flow.
6632 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6634 * optabs.c (gen_conditional_trap): Restore #define.
6636 * alias.c (true_dependence): Remove 'abort' from comments. Use
6637 gcc_assert and gcc_unreachable as appropriate.
6638 (canon_true_dependence): Likewise.
6639 * bb-reorder.c (connect_traces): Likewise.
6640 * c-common.c (c_add_case_label): Likewise.
6641 * c-decl.c (finish_function): Likewise.
6642 * caller-save.c (insert_restore, insert_save): Likewise.
6643 * cfg.c (update_bb_profile_for_threading): Likewise.
6644 * cfganal.c (flow_active_insn_p): Likewise.
6645 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6646 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
6647 cfg_layout_merge_blocks): Likewise.
6648 * ifcvt.c (cond_exec_process_insns, merge_if_block,
6649 find_if_block): Likewise.
6650 * integrate.c (allocate_initial_values): Likewise.
6651 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
6652 swap_condition, unsigned_condition, signed_condition,
6653 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
6654 reg_or_subregno): Likewise.
6655 * lambda-code.c (lambda_compute_auxillary_space,
6656 lambda_transform_legal_p): Likewise.
6657 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
6658 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
6659 lhd_incomplete_type_error, lhd_expand_expr,
6660 lhd_types_compatible_p, lhd_tree_size): Likewise.
6661 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
6662 * local-alloc.c (update_equiv_regs): Likewise.
6663 * loop-unroll.c (peel_loop_completely
6664 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
6665 peel_loop_simple, unroll_loop_stupid,
6666 analyze_iv_to_split_insn): Likewise.
6667 * loop.c (gen_prefetch, find_and_verify_loops,
6668 basic_induction_var): Likewise.
6669 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
6670 * value-prof.c (tree_find_values_to_profile): Likewise.
6671 * varasm.c (named_section, default_assemble_integer,
6672 decode_addr_const): Likewise.
6674 2005-04-21 Alan Modra <amodra@bigpond.net.au>
6675 Fariborz Jahanian <fjahanian@apple.com>
6677 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
6678 portion of argument passed in fpr.
6679 * expr.c (emit_push_insn): Fix computation of 'offset' used to
6680 decide on partial argument save on stack.
6682 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6684 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
6687 2005-04-21 Jan Hubicka <jh@suse.cz>
6689 * cgraphunit.c: Include tree-pass.h
6690 (cgraph_decide_recursive_inlining,
6691 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
6692 cgraph_decide_inlining): Dump goes to dump_file.
6693 (cgraph_optimize): Call ipa passes instead of inliner.
6694 (cgraph_gate_inlining, pass_ipa_inline): New.
6695 * tree-optimize.c (all_ipa_passes): New static variable.
6696 (register_one_dump_file): Dead with IPA passes.
6697 (register_dump_files): Likewise.
6698 (init_tree_optimization_passes): Initialize IPA passes.
6699 (execute_todo): Do cgraph dump when asked to, do not dump function body
6701 * tree-pass.h (TODO_dump_cgraph): New macro.
6702 (ipa_passes): Declare.
6703 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
6705 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6707 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
6708 gcc_assert instead of abort.
6709 (classify_argument, examine_argument, construct_container,
6710 contains_128bit_aligned_vector_p, ix86_check_movabs,
6711 standard_80387_constant_opcode, standard_80387_constant_rtx,
6712 ix86_initial_elimination_offset, ix86_compute_frame_layout,
6713 pro_epilogue_adjust_stack, ix86_expand_epilogue,
6714 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
6715 legitimize_tls_address, output_pic_addr_const,
6716 i386_output_dwarf_dtprel, put_condition_code, print_reg,
6717 get_some_local_dynamic_name, print_operand, print_operand_address,
6718 output_387_binary_op, emit_i387_cw_initialization,
6719 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
6720 ix86_expand_clear, ix86_expand_binary_operator,
6721 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
6722 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
6723 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
6724 ix86_expand_branch, ix86_expand_setcc,
6725 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
6726 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
6727 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
6728 memory_address_length, ix86_attr_length_immediate_default,
6729 ix86_attr_length_address_default, ix86_agi_dependant,
6730 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
6731 ix86_expand_binop_builtin, ix86_force_to_memory,
6732 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
6733 x86_emit_floatuns): Likewise.
6734 * config/i386/netware.c (gen_regparm_prefix,
6735 i386_nlm_strip_name_encoding): Likewise.
6736 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
6738 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6740 * optabs.c (gen_condiational_trap): Remove #define.
6741 (add_equal_note): Assertify. Remove explicit indirection from
6742 call via function pointer.
6743 (expand_ternary_op, expand_simple_binop, expand_binop,
6744 expand_twoval_unop, expand_twoval_binop,
6745 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
6746 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
6747 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
6748 prepare_float_lib_cmp, emit_conditional_move,
6749 emit_conditional_add, gen_add2_insn, gen_add3_insn,
6750 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
6751 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
6752 vector_compare_rtx, expand_vec_cond_expr): Likewise.
6754 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
6756 * vec.h: Update API to separate allocation mechanism from type.
6757 (VEC_safe_grow): New.
6758 * vec.c (calculate_allocation): New.
6759 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
6760 (vec_gc_free, vec_heap_free): Remove.
6761 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
6763 (mangle_macro_name): New.
6764 (struct macro_def): New.
6765 (struct macro): Add multiple argument values.
6766 (macro_expans_end): New.
6767 (push_macro_expansion): Chain on new macro. Process multiple
6768 args, create follow on expansion. Return follow on argument.
6769 (macro_input): Deal with multiple arguments.
6771 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
6772 (struct tree_binfo): Adjust.
6773 * basic-block.h: Define VEC(edge,gc).
6774 (struct edge_def): Adjust.
6775 (struct basic_block_def, struct edge_iterator): Likewise.
6776 (ei_container, ei_start_1, ei_last_1): Likewise.
6777 * cfg.c (connect_src, connect_dest): Likewise.
6778 * cfgrtl.c (force_nonfallthru_and_redirect)
6779 * dbxout.c (dbxout_type)
6780 * dwarf2out.c (gen_member_die)
6781 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
6782 (gcc_tree_to_linear_expression): Adjust.
6783 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6784 lbv_to_gcc_expression, lle_to_gcc_expression,
6785 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6786 perfect_nestify): Likewise.
6787 * lambda.h (gcc_loopnest_to_lambda_loopnest,
6788 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
6789 * profile.c (instrument_values): Adjust.
6790 * tree-cfg.c (modified_noreturn_calls): Adjust.
6791 (remove_fallthru_edge): Likewise.
6792 * tree-dump.c (dequeue_and_dump): Adjust.
6793 * tree-flow-inline.h (mark_stmt_modified): Adjust.
6794 * tree-flow.h (modified_noreturn_calls): Adjust.
6795 (tree_on_heap): Remove. (yay!)
6796 (register_new_def): Adjust.
6797 * tree-into-ssa.c: Define VEC(int,heap).
6798 (block_defs_stack): Adjust.
6799 (find_idf, insert_phi_nodes, register_new_def,
6800 rewrite_initialize_block, rewrite_finalize_block,
6801 register_new_update_single, rewrite_update_init_block,
6802 rewrite_update_fini_block, rewrite_blocks,
6803 ssa_rewrite_finalize_block, ssa_register_new_def,
6804 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
6805 * tree-loop-linear.c (linear_transform_loops): Adjust.
6806 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
6807 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
6808 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
6809 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
6810 vrp_variables_stack): Adjust declarations.
6811 (tree_ssa_dominator_optimize): Adjust.
6812 (dom_opt_initialize_block, remove_local_expressions_from_table,
6813 restore_nonzero_vars_to_original_value,
6814 restore_vars_to_original_value,
6815 restore_currdefs_to_original_value, dom_opt_finalize_block,
6816 record_var_is_nonzero, record_cond, record_const_or_copy_1,
6817 optimize_stmt, update_rhs_and_lookup_avail_expr,
6818 lookup_avail_expr, record_range): Likewise.
6819 * tree-ssa-pre.c: Define VEC(basic_block,heap).
6820 (compute_antic_aux): Adjust.
6821 (inserted_exprs, create_expression_by_pieces,
6822 insert_into_preds_of_block, eliminate, mark_operand_necessary,
6823 remove_dead_inserted_code, fini_pre): Likewise.
6824 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
6825 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
6826 ssa_prop_init): Likewise.
6827 * tree-ssa.c: Define VEC(bitmap,heap).
6828 (verify_name_tags): Adjust.
6829 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
6830 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
6831 tree_divmod_values_to_profile, tree_find_values_to_profile,
6832 value_profile_transformations): Likewise.
6833 * value-prof.h: Define VEC(histogram_value,heap).
6834 * varasm.c: Remove alias_pair pointer typedef, define
6836 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
6838 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
6839 not a pointer to it. Create an object vector.
6840 (extern_symbols): Turn into an object vector.
6841 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
6843 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
6846 * Makefile.in (tree-chrec.o): Depend on params.h.
6847 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
6849 * tree-chrec.c: Depend on params.h. Replace build with buildN,
6850 and fold build with fold_buildN.
6851 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
6852 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6853 (tree_contains_chrecs): Compute an estimation of the size of the
6855 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
6856 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
6857 * tree-scalar-evolution.c (simple_iv): Ditto.
6858 * doc/invoke.texi (scev-max-expr-size): Documented.
6860 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
6862 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
6863 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
6864 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
6865 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
6866 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
6867 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
6868 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
6869 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
6870 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
6871 (darwin_fix_and_continue_switch): Delete.
6872 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
6873 (SUBTARGET_SWITCHES): Delete.
6874 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
6875 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
6876 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
6877 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
6878 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
6879 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
6880 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
6881 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
6882 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
6883 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
6884 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
6885 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
6886 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
6887 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
6888 (TARGET_64BIT): Undef before redefining.
6889 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
6890 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
6891 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
6892 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
6893 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
6894 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
6895 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
6896 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6897 (ix86_debug_arg_string, ix86_debug_addr_string)
6898 (ix86_align_loops_string, ix86_align_jumps_string)
6899 (ix86_align_funcs_string): Delete.
6900 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
6901 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
6902 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
6903 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
6904 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
6905 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
6906 (SUBTARGET_SWITCHES): Delete.
6907 * config/i386/i386.c (ix86_debug_arg_string): Delete.
6908 (ix86_debug_addr_string): Delete.
6909 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
6910 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
6911 (ix86_align_loops_string, ix86_align_jumps_string)
6912 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6913 (ix86_align_funcs_string): Make static.
6914 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6915 (ix86_handle_option): New function.
6916 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
6917 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
6918 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
6919 of darwin_fix_and_continue_switch.
6920 (darwin_one_byte_bool): Delete.
6921 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6922 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
6923 to darwin_one_byte_bool.
6924 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
6925 * config/i386/djgpp.opt, config/i386/i386.opt,
6926 * config/i386/sco5.opt: New files.
6928 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6930 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
6931 fp_zero_operand, fp_register_operand, intreg_operand,
6932 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
6933 call_operand, call_operand_address, tgd_symbolic_operand,
6934 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
6935 symbolic_operand, symbolic_memory_operand, label_ref_operand,
6936 sp64_medium_pic_operand, data_segment_operand,
6937 text_segment_operand, splittable_symbolic_memory_operand,
6938 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
6939 eq_or_neq, normal_comp_operator, noov_compare_op,
6940 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
6941 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
6942 const64_operand, const64_high_operand, arith11_operand,
6943 arith10_operand, arith_double_operand, arith_double_4096_operand,
6944 arith_double_add_operand, arith11_double_operand,
6945 arith10_double_operand, small_int, small_int_or_double,
6946 uns_small_int, uns_arith_operand, clobbered_register,
6947 input_operand, compare_operand): Delete.
6948 (sparc_emit_set_const32): Use predicates in assertion. Remove special
6949 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
6950 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
6951 (GEN_HIGHINT64, GEN_INT64): Delete.
6952 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
6953 gen_safe_XOR64): Adjust for above deletion.
6954 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
6955 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
6956 (legitimate_constant_p): Use const_zero_operand instead.
6957 (sparc_extra_constraint_check): Likewise.
6958 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
6959 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
6960 (PREDICATE_CODES): Delete.
6961 * config/sparc/sparc.md: Include predicates.md.
6962 (All patterns): Adjust for new predicate names.
6963 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
6964 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
6965 (movdi): Use general_operand predicate.
6966 (movdi_sp64_dbl): Delete.
6967 (movdi_const64_special): Add 'N' constraint.
6968 (movdicc): Use arith10_operand predicate.
6969 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
6970 (movdi_cc_reg_sp64): Use arith10_operand predicate.
6971 (movdi_cc_reg_sp64_trunc): Delete.
6972 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
6973 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
6974 (subdi3_sp32): Delete.
6975 (subdi3_insn_sp32): Change to define_insn_and_split.
6976 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
6977 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
6978 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
6979 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
6980 small_int_operand predicate.
6981 (divdi3, udivdi3): Use arith_operand predicate.
6982 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
6983 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
6984 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
6985 (xordi3_sp64_dbl): Delete.
6986 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
6987 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
6988 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
6989 cmp_ccx_set_not): Use arith_operand predicate.
6990 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
6991 * config/sparc/predicates.md: New file.
6993 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
6995 PR tree-optimization/14846
6996 * fold-const.c (fold_single_bit_test_into_sign_test): New,
6998 (fold_single_bit_test): ... here.
6999 (fold_binary): Call fold_single_bit_test_into_sign_test
7000 instead of fold_single_bit_test.
7002 2005-04-20 James E Wilson <wilson@specifixinc.com>
7005 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7006 is another declaration.
7008 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7010 * config/cris/predicates.md: New file.
7011 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7012 (cris_movem_load_rest_p): Declare.
7013 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7014 (cris_movem_load_rest_p): Ditto. Globalize.
7015 (cris_bdap_operand, cris_bdap_biap_operand,
7016 cris_orthogonal_operator, cris_commutative_orth_op,
7017 cris_operand_extend_operator,
7018 cris_additive_operand_extend_operator, cris_extend_operator,
7019 cris_plus_or_bound_operator, cris_mem_op,
7020 cris_general_operand_or_symbol,
7021 cris_general_operand_or_gotless_symbol,
7022 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7023 cris_load_multiple_op): Remove predicate functions.
7024 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7025 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7026 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7027 * config/cris/cris.md: Include predicates.md.
7028 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7030 2005-04-20 Ian Lance Taylor <ian@airs.com>
7032 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7033 * c-common.h (STMT_EXPR_STMT): Don't define.
7034 (STMT_EXPR_NO_SCOPE): Don't define.
7035 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7036 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7037 (pp_c_expression): Likewise.
7039 2005-04-20 Richard Henderson <rth@redhat.com>
7042 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7044 2005-04-20 Jeff Law <law@redhat.com>
7046 * reload1.c (reload): Ignore equivalences between pseudos and
7049 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7052 * c-tree.h (struct c_label_list): Update comment.
7053 (struct c_label_context): Rename to struct c_label_context_se.
7054 (label_context_stack): Rename to label_context_stack_se.
7055 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7056 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7057 c_end_vm_scope): New.
7058 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7059 * c-decl.c (pop_scope): Call c_end_vm_scope.
7060 (pushdecl): Call c_begin_vm_scope for variably modified
7062 (define_label): Check for jumping into scope of identifier with
7063 variably modified type. Push label on stack for those defined at
7064 current context of identifiers with variably modified type.
7065 (start_function): Create stack level for context of identifiers
7066 with variably modified type.
7067 (finish_function): Pop stack level for context of identifiers with
7068 variably modified type.
7069 * c-typeck.c (label_context_stack): Rename to
7070 label_context_stack_se.
7071 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7072 (c_finish_goto_label): Check for jumping into scope of identifier
7073 with variably modified type. Push label on stack for those jumped
7074 to from current context of identifiers with variably modified
7076 (struct c_switch): Add blocked_vm.
7077 (c_start_case): Initialize blocked_vm.
7078 (do_case): Check blocked_vm.
7079 (c_finish_case): Add comment.
7080 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7081 variable label_context_stack.
7083 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7085 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
7086 conditional_replacement, value_replacement, abs_replacement,
7088 (replace_phi_edge_with_variable): Remove argument BB.
7089 (conditional_replacement, value_replacement,
7090 minmax_replacement, abs_replacement): Remove argument PHI_BB.
7091 Update a call to replace_phi_edge_with_variable.
7093 * tree-ssa-phiopt.c: Fix comments.
7095 2005-04-20 Michael Matz <matz@suse.de>
7098 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
7101 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7103 * tree-ssa-phiopt.c: Fix comment typos.
7105 PR tree-optimization/21116
7106 * tree-ssa-phiopt.c: Fix a typo.
7108 2005-04-19 Richard Henderson <rth@redhat.com>
7110 * builtins.c (expand_builtin_sync_operation): Revert last change.
7111 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
7113 (expand_compare_and_swap_loop): Likewise.
7114 (expand_sync_operation): Remove fallback from NAND to AND; invert
7115 memory operand when expanding from cmpxchg.
7116 (expand_sync_fetch_operation): Likewise.
7117 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
7120 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
7121 when implementing NAND. Fix double-add for AFTER.
7122 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
7123 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7124 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
7126 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
7129 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
7130 to return old memory value.
7131 (sync_compare_and_swap_cc<IMODE>): Likewise.
7133 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
7134 return pre-reload. Don't consider output or anti dependencies.
7135 * config/ia64/sync.md (IMODE): New.
7136 (modesuffix): Add QI and HI.
7137 (memory_barrier): Simplify expansion.
7138 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
7139 (cmpxchg_acq_<IMODE>): Likewise.
7140 (sync_lock_test_and_set<IMODE>): Likewise.
7141 (sync_lock_release<IMODE>): Likewise.
7143 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7145 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
7148 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7150 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
7152 2005-04-20 Michael Pogue <michael.pogue@sun.com>
7153 Joseph S. Myers <joseph@codesourcery.com>
7155 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
7156 * c-typeck.c (build_c_cast): Check these options.
7157 * doc/invoke.texi: Document these options.
7159 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7161 * tree-ssa-phiopt.c: Update a comment about the pass.
7163 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7165 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
7166 config/mcore/mcore.c: Fix comment typos.
7168 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
7170 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
7171 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
7173 2005-04-19 Paul Brook <paul@codesourcery.com>
7175 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
7177 2005-04-19 Andrew Haley <aph@redhat.com>
7180 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
7181 looking at a field's bitpos.
7183 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7185 * system.h (fopen, fdopen, freopen): Define these to the unlocked
7186 libiberty functions.
7188 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7190 PR tree-optimization/21096
7191 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
7193 2005-04-19 Alan Modra <amodra@bigpond.net.au>
7196 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
7197 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7199 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
7201 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
7202 refers to the function being dumped.
7204 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
7206 * varasm.c (assemble_start_function): Remove reset of in_section.
7208 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7210 PR tree-optimization/21085
7211 * fold-const (fold_binary): Don't change X % -C to X % C if C has
7214 2005-04-19 Ben Elliston <bje@au.ibm.com>
7216 * doc/invoke.texi (Optimize Options): Refer to the correct
7217 optimisation flag -ftree-dominator-opts, not -ftree-dom.
7219 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
7221 * config/rs6000/rs6000.c (machopic_output_stub): Increase
7222 alloca argument to be big enough.
7224 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
7227 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
7230 2005-04-18 Tom Tromey <tromey@redhat.com>
7232 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
7235 2005-04-18 Richard Henderson <rth@redhat.com>
7237 * config/alpha/alpha.c (alpha_split_atomic_op): New.
7238 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
7239 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
7240 * config/alpha/alpha-protos.h: Update.
7241 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
7242 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
7243 (attr type): Add ld_l, st_c, mb.
7244 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
7245 iornotsi3, xorsi_internal, xornotsi3): New.
7246 * config/alpha/ev4.md (ev4_ld): Add ld_l.
7247 (ev4_ist_c, ev4_mb): New.
7248 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
7250 * config/alpha/ev6.md (ev6_ild): Add ld_l.
7251 (ev6_ist): Add st_c.
7253 * config/alpha/sync.md: New file.
7255 2005-04-18 Richard Henderson <rth@redhat.com>
7257 * builtins.c (expand_builtin_sync_operation): Fold nand to and
7260 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
7262 2005-04-18 Devang Patel <dpatel@apple.com>
7264 * config/rs6000/atlivec.md (mulv4si3): New pattern.
7266 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7268 PR tree-optimization/20922
7269 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
7270 Fold X + c >= X and fold X - c <= X to true.
7272 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7274 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
7276 (emergency_labeled_state_free): Likewise.
7278 2005-04-18 Nick Clifton <nickc@redhat.com>
7280 * config/h8300/h8300.md (jump): Remove prescan parameter from
7281 calls to final_scan_insn.
7283 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
7284 parameter from calls to final_scan_insn.
7286 * config.gcc (m68hc12): Use the m68hc11.opt file for target
7288 (v850e, v850e1): Use the v850.opt file for target specific
7291 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
7293 PR tree-optimization/21001
7294 * tree-optimize.c (init_tree_optimization_passes): Move the
7295 first pass_forwprop immediately before pass_vrp.
7297 2005-04-17 Ian Lance Taylor <ian@airs.com>
7299 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
7300 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
7301 from enum tree_code op to bool is_sizeof.
7302 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
7303 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
7304 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
7306 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
7308 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
7311 2005-04-17 Ian Lance Taylor <ian@airs.com>
7313 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
7315 2005-04-17 Richard Henderson <rth@redhat.com>
7317 * config/alpha/alpha.c (va_list_skip_additions): Only define if
7319 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
7320 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
7321 of indirection through ssa names while looking for the gpr counter
7323 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
7324 saved va_list_gpr_size and va_list_fpr_size.
7326 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7328 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
7329 both pointers or both integers.
7331 * tree-vrp.c (maybe_add_assert_expr): Don't assert
7332 ASSERT_EXPRs for single-use variable.
7334 * tree-into-ssa.c: Fix a comment typo.
7336 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
7338 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
7339 -mipsN before forcing a default of -mips2.
7341 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7343 * predict.h (IS_TAKEN): Remove.
7344 * rtl.h (NOTE_PREDICTION): Likewise.
7346 * modulo-sched.c (CFG_HOOKS): Remove.
7348 * c-parser.c (N_C_TTYPES): Remove.
7350 * tree-flow-inline.h (get_stmt_operands): Remove.
7351 * lambda-code.c, tree-ssa-loop-unswitch.c,
7352 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
7353 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
7354 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
7355 calls to get_stmt_operands.
7356 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
7358 2005-04-17 Richard Henderson <rth@redhat.com>
7361 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
7362 of CUMULATIVE_ARGS past the last named argument.
7363 (alpha_va_start): Expect pretend_args_size only if strictly less than
7366 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
7369 * builtins.c (expand_builtin_strcat): Convert the result of
7370 strlen to the right type.
7371 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
7372 avoid creating type mismatches.
7373 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
7376 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
7378 2005-04-16 Richard Henderson <rth@redhat.com>
7381 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
7382 Use the mode of boolean_type_node when the user doesn't provide one.
7383 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
7385 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
7388 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
7391 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
7394 2005-04-16 Roger Sayle <roger@eyesopen.com>
7395 Steven Bosscher <stevenb@suse.de>
7397 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
7398 (fold_unary_to_constant): Likewise.
7400 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
7402 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
7405 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
7407 * doc/install.texi (Specific): Avoid using asterisks in @anchor
7408 names related to target triplets.
7409 Remove i?86-*-esix from platform directory.
7410 Remove powerpc-*-eabiaix from platform directory.
7412 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
7415 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
7416 falling through from SUBREG case to REG.
7418 2005-04-15 Roger Sayle <roger@eyesopen.com>
7420 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
7421 (fold_binary): Update comment mentioning fold_relational_hi_lo.
7422 (fold_binary_to_constant): Simplify using fold_binary.
7423 (fold_unary_to_constant): Likewise, simplify using fold_unary.
7425 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7427 * gthr-posix.c (pthread_cancel): Define.
7428 (pthread_mutexattr_init): Likewise.
7429 (pthread_mutexattr_settype): Likewise.
7430 (pthread_mutexattr_destroy): Likewise.
7432 2005-04-15 David S. Miller <davem@davemloft.net>
7435 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
7437 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7439 PR tree-optimization/21031
7440 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
7441 (forward_propagate_into_cond_1): Call it. Forward propagate
7442 integer-integer casts into COND_EXPRs.
7444 2005-04-15 Dave Korn <dave.korn@artimi.com>
7446 * gcc.c (default_compilers): Clarify obscure error message when
7447 reading from standard input.
7449 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7451 * basic-block.h (PROP_EQUAL_NOTES): Remove.
7452 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
7454 * tree-ssa-alias.c (init_alias_info): Remove a call to
7457 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
7459 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
7460 of non-virtual PHI nodes like we use to.
7462 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
7464 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
7465 (attr_copy_rtx): Do not use it.
7467 2005-04-15 Andrew Macleod <amacleod@redhat.com>
7469 * doc/tree-ssa.texi: Grammer/abbreviation updates.
7471 2005-04-15 Diego Novillo <dnovillo@redhat.com>
7473 * tree-vect-transform.c (vectorizable_store): Mark necessary
7474 objects in the vectorized store needing renaming. Update the
7475 SSA graph for V_MAY_DEF operands in the original store.
7477 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7479 * tree-ssa-pre.c (compute_avail): It's okay to have
7480 TREE_INVARIANT's here, and value number the resulting expressions.
7481 (create_expression_by_pieces): Make sure operands that were
7482 min_invariant when we started, stay that way.
7484 2005-04-15 David Edelsohn <edelsohn@gnu.org>
7486 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
7488 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7490 PR tree-optimization/20936.
7491 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
7493 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7495 * doc/invoke.texi: Fix typos.
7496 * doc/md.texi: Likewise.
7497 * doc/rtl.texi: Likewise.
7498 * doc/sourcebuild.texi: Likewise.
7499 * doc/tm.texi: Likewise.
7501 2005-04-15 Uros Bizjak <uros@kss-loka.si>
7503 PR tree-optimization/21004
7504 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
7505 and floorl in c99 mode only.
7506 * builtins.c (expand_builtin_int_roundingfn): Assert that
7507 fallback_fndecl is not NULL_TREE.
7509 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
7511 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
7512 * basic-block.h: Update the prototype for
7513 purge_all_dead_edges.
7514 * cfgexpand.c (tree_expand_cfg): Update a call to
7515 purge_all_dead_edges.
7516 * combine.c (combine_instructions): Likewise.
7517 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
7518 rest_of_handle_cse2, rest_of_handle_gcse,
7519 rest_of_handle_postreload): likewise.
7521 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
7524 * gimplify.c (gimplify_addr_expr): Compensate for removal of
7525 e.g. cv-qualification conversions.
7527 2005-04-14 Mike Stump <mrs@apple.com>
7529 * config/darwin-c.c (framework_construct_pathname): We must
7530 find all headers of a framework in the first instance of it
7531 found in the seach path.
7533 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7535 PR tree-optimization/21021
7536 * tree-vrp.c (compare_values): Work around a bug in the front
7537 end that produces a comparison of mismatched types.
7539 2004-04-14 Richard Henderson <rth@redhat.com>
7541 * config/ia64/ia64.h (enum fetchop_code): Remove.
7542 (enum ia64_builtins): Move ...
7543 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
7544 members except BSP and FLUSHRS.
7545 (ia64_init_builtins): Remove __sync builtins.
7546 (ia64_expand_builtin): Likewise.
7547 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
7548 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
7549 (ia64_expand_lock_release): Remove.
7550 * config/ia64/ia64.md (mf): Move to sync.md.
7551 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
7552 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
7553 * config/ia64/sync.md: New file.
7554 (memory_barrier): Rename from mf.
7555 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
7556 (cmpxchg_acq_<I48MODE>): Likewise.
7557 (sync_lock_test_and_set<I48MODE>): Likewise.
7559 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
7560 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
7562 2004-04-14 Richard Henderson <rth@redhat.com>
7564 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
7565 (ix86_compare_emitted): New.
7566 (ix86_expand_compare): Use ix86_compare_emitted if set.
7567 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
7568 and ix86_compare_op0 are set.
7569 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
7570 (TARGET_CMPXCHG, TARGET_XADD): New.
7571 (ix86_compare_emitted): Declare.
7572 * config/i386/i386.md: Include sync.md
7573 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
7574 (UNSPECV_XCHG, UNSPECV_LOCK): New.
7575 * config/i386/sync.md: New file.
7577 2004-04-14 Richard Henderson <rth@redhat.com>
7580 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
7581 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
7582 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
7583 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
7584 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
7585 BT_FN_I8_VPTR_I8_I8): New.
7586 * builtins.def (DEF_SYNC_BUILTIN): New.
7587 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
7588 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
7589 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
7590 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
7591 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
7592 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
7593 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
7594 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
7595 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
7596 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
7597 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
7598 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
7599 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
7600 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
7601 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
7602 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
7603 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
7604 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
7605 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
7606 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
7607 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
7608 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
7609 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
7610 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
7611 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
7612 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
7613 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
7614 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
7615 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
7616 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
7617 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
7618 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
7619 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
7620 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
7621 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
7622 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
7623 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
7624 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
7625 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
7626 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
7627 BUILT_IN_SYNCHRONIZE: New.
7628 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
7629 as a function. Accept __sync_ as a prefix as well.
7630 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
7631 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
7632 expand_builtin_lock_release): New.
7633 (expand_builtin): Call them.
7634 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
7635 neither BOTH_P nor FALLBACK_P are defined.
7636 (builtin_type_for_size): New.
7637 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
7638 (resolve_overloaded_builtin): New.
7639 * c-common.h (resolve_overloaded_builtin): Declare.
7640 (builtin_type_for_size): Declare.
7641 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
7642 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
7643 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
7644 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
7645 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
7646 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
7647 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
7648 sync_compare_and_swap_cc, sync_lock_test_and_set,
7649 sync_lock_release): New.
7650 * optabs.h: Declare them.
7651 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
7652 expand_sync_operation, expand_sync_fetch_operation,
7653 expand_sync_lock_test_and_set): Declare.
7654 * genopinit.c (optabs): Add sync optabs.
7655 * optabs.c (init_optabs): Initialize sync optabs.
7656 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
7657 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
7658 expand_sync_operation, expand_sync_fetch_operation,
7659 expand_sync_lock_test_and_set): New.
7660 * doc/extend.texi (Atomic Builtins): New section
7661 * doc/md.texi (Standard Names): Add sync patterns.
7663 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
7665 * tree-eh.c (lower_try_finally_copy): Generate new code in
7666 response to goto_queue entries as if the queue was sorted by
7667 index, not pointers.
7668 (lower_try_finally_switch): Likewise.
7670 2005-04-14 Richard Henderson <rth@redhat.com>
7672 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
7673 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
7675 (ix86_expand_fp_movcc): Update to match.
7676 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
7677 * config/i386/i386-protos.h: Update.
7678 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
7679 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
7681 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
7683 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
7686 2005-04-14 Julian Brown <julian@codesourcery.com>
7688 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
7689 link failures on ppc64 Linux.
7691 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
7693 * config.gcc: Set cpu_type for s390.
7695 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
7697 Fix PR tree-optimization/20963
7698 * tree-ssa-pre.c (compute_avail): Remove special case for
7700 (create_expression_by_pieces): Add value numbers for forced out
7703 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
7705 * config/cris/cris.md: Replace references to (reg:SI 16) with
7706 (reg:SI CRIS_SRP_REGNUM).
7708 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
7710 PR tree-optimization/20657
7711 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
7712 create an appropriate range from it.
7714 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7716 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
7717 <UNSPEC_FIST_CEIL> case.
7719 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
7720 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
7721 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
7722 to implement lfloor and llfloor built-ins as x87 intrinsic function.
7723 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
7724 (lfloor<mode>2): New expanders.
7725 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
7726 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
7727 to implement lceil and llceil built-ins as x87 intrinsic function.
7728 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
7729 (lceil<mode>2): New expanders.
7731 2005-04-14 Uros Bizjak <uros@kss-loka.si>
7733 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
7734 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
7736 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
7739 * config/s390/s390-modes.def: Define TFmode.
7741 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
7743 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
7744 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7745 * config/mips/mips.c (mips16_insn_length): Remove reference to
7746 JUMP_TABLES_IN_TEXT_SECTION.
7748 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
7750 * simplify-rtx.c (simplify_binary_operation_1): Return
7751 scalar or vector of constant 0, depending on the xor's
7754 2005-04-13 Dale Johannesen <dalej@apple.com>
7756 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
7757 (objc-act.o): Ditto.
7758 * objc/objc-act.c (objc_gimplify_expr): New.
7759 (objc_get_callee_fndecl): New.
7760 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
7761 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
7762 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
7764 2005-04-13 Devang Patel <dpatel@apple.com>
7766 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
7769 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
7771 CRIS prologue as RTL.
7772 * config/cris/cris-protos.h (cris_emit_movem_store)
7773 (cris_expand_prologue): Prototype.
7774 * config/cris/cris.c (struct machine_function): New member
7776 (cfa_label_num, cris_target_asm_function_prologue): Remove.
7777 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
7778 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
7779 (cris_load_multiple_op, cris_return_address_on_stack)
7780 (cris_return_address_on_stack_for_return): ISO-Cify.
7781 (cris_store_multiple_op): New predicate function.
7782 (cris_expand_prologue, cris_emit_movem_store): New functions.
7783 (cris_print_operand) <case 'O'>: Handle modifications other than
7785 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
7786 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
7787 (cris_gen_movem_load): Rearrange slightly to make local variable
7788 src a parameter, removing osrc.
7789 (cris_setup_incoming_varargs): Set machine_function member
7790 stdarg_regs to correspond to the number of registers that need to
7792 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
7794 (PREDICATE_CODES): Add cris_store_multiple_op. Make
7795 cris_general_operand_or_gotless_symbol accept UNSPEC.
7796 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
7797 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
7798 ("*cris_store_multiple"): New pattern. Tweak common comment above
7799 this and "*cris_load_multiple".
7800 ("prologue"): New define_expand.
7802 * config/cris/cris.md ("epilogue"): Conditionalize on
7803 TARGET_PROLOGUE_EPILOGUE.
7805 2005-04-13 Steve Ellcey <sje@cup.hp.com>
7808 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
7809 fpsr 0 instead of fpsr 1.
7810 (divsf3_internal_thr): Ditto.
7811 (divdf3_internal_lat): Ditto.
7812 (divdf3_internal_thr): Ditto.
7813 (divxf3_internal_lat): Ditto.
7814 (divxf3_internal_thr): Ditto.
7816 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7818 PR tree-optimization/20913
7819 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
7821 PR tree-optimization/20702
7822 * tree-vrp.c (maybe_add_assert_expr): Recurse into
7823 dominator children that haven't been walked into.
7825 2005-04-13 Julian Brown <julian@codesourcery.com>
7827 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
7828 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
7831 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7833 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
7834 config/i386/sse.md: Fix comment typos.
7836 * genattrtab.c (NULL_ATTR): Remove.
7837 * ifcvt.c (NULL_EDGE): Likewise.
7839 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
7841 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
7842 NOTE_PREDICT): Remove.
7844 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7846 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
7847 * configure: Regenerate.
7848 * config.in: Likewise.
7849 * system.h: Declare vsnprintf if not already declared.
7851 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7853 * optc-gen.awk: Handle stand-alone Mask records.
7854 * opth-gen.awk: Likewise.
7855 * doc/options.texi (Option file format): Document them.
7856 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
7857 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
7858 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
7859 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
7860 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
7861 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
7862 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
7863 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
7864 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
7865 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
7866 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
7867 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
7868 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
7869 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
7870 TARGET_LONG_DOUBLE_128): Likewise.
7871 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
7872 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
7873 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
7874 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
7875 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
7876 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
7877 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
7878 * config/sparc/sparc.c (fpu_option_set): New global.
7879 (sparc_handle_option): New function.
7880 (sparc_override_options): Test fpu_option_set.
7881 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
7882 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
7883 * config/sparc/sparc.opt: New file.
7884 * config/sparc/little-endian.opt: Likewise.
7885 * config/sparc/long-double-switch.opt: Likewise.
7887 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
7889 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
7890 (bfin_handle_options): Set it if -mshared-library-id= is seen.
7891 * config/bfin/bfin.opt (mshared-library-id=): Lose
7892 Var(bfin_lib_id_given).
7894 2005-04-13 Matt Thomas <matt@3am-software.com>
7896 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
7899 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
7901 * rtl.h (CLEAR_RTX_FLAGS): Remove.
7903 * cgraphunit.c (INSNS_PER_CALL): Remove.
7905 * tree-ssa-forwprop.c (vars,
7906 record_single_argument_cond_exprs,
7907 substitute_single_use_vars): Remove.
7908 (forward_propagate_into_cond_1, forward_propagate_into_cond):
7910 (tree_ssa_forward_propagate_single_use_vars): Call
7911 forward_propagate_into_cond for each COND_EXPR.
7913 * tree-inline.c (INSNS_PER_STMT): Remove.
7915 2005-04-12 Richard Henderson <rth@redhat.com>
7917 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
7918 (ix86_expand_sse_fp_minmax): ... from ...
7919 (ix86_expand_fp_movcc): ... here.
7920 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
7921 * config/i386/i386-protos.h: Update.
7922 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
7923 (sse_setccsf, sse_setccdf): Allow before reload.
7924 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
7925 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
7926 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
7927 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
7928 (anddf3, nanddf3, iordf3, xordf3): New.
7930 2005-04-12 Jeff Law <law@redhat.com>
7932 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
7933 (tree-ssa-uncprop.o): Add dependencies.
7934 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
7935 * tree-flow.h (remove_useless_stmts): Remove prototype.
7936 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
7937 remove_useless_stmts.
7938 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
7939 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
7940 * tree-pass.h (pass_uncprop): Declare.
7941 * tree-ssa-uncprop.c: New file.
7943 2005-04-12 James E. Wilson <wilson@specifixinc.com>
7946 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
7948 2005-04-12 Caroline Tice <ctice@apple.com>
7950 Temporary fix for partitioning problems.
7951 * passes.c (rest_of_handle_final): Remove code that
7952 frees unlikely_text_section_name,
7953 * varasm.c (assemble_start_function): Test for partitioning
7954 flag before writing out section labels.
7955 (assemble_end_function): Test for partitioning flag before
7956 writing out section labels.
7958 2005-04-12 Steven Bosscher <stevenb@suse.de>
7959 Stuart Hastings <stuart@apple.com>
7960 Jan Hubicka <jh@suse.cz>
7962 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
7963 references to gt-tree-cfg.h.
7964 * basic-block.h (struct basic_block_def): Don't skip rbi
7965 for garbage collection.
7966 (struct reorder_block_def): Make GTY-able.
7967 (struct control_flow_graph): New structure.
7968 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
7969 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
7970 but instead defines to the control_flow_graph for cfun.
7971 (label_to_block_map): New define, points to the label map of
7972 the control_flow_graph for cfun.
7973 (n_edges_for_function, n_basic_blocks_for_function,
7974 last_basic_block_for_function, basic_block_info_for_function,
7975 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
7976 basic_block_info_for_function, label_to_block_map_for_function):
7977 Counterparts for the above, taking a struct function as an extra
7979 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
7980 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
7981 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
7982 (alloc_rbi_pool, free_rbi_pool): Remove.
7983 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
7984 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
7986 (cfg_layout_finalize) ... and don't free it here.
7987 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
7989 * flow.c (free_basic_block_vars): Set label_to_block_map and
7990 n_edges to zero too.
7991 * function.h (struct function): Add cfg field.
7992 * function.c (allocate_struct_function): Allocate the cfg.
7993 * tree-cfg.c (label_to_block_map): Remove.
7994 (build_tree_cfg): Don't allocate the rbi pool here...
7995 (delete_tree_cfg_annotations): ...and don't free it here.
7996 Also don't nullify label_to_block_map for cfun.
7998 2005-04-12 Caroline Tice <ctice@apple.com>
8000 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8001 Revert my patch from April 9.
8002 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8003 (reorder_basic_blocks): Revert my patch from April 9.
8004 (insert_section_boundary_note): Revert my patch from April 9.
8005 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8006 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8007 (COLD_END_LABEL): Revert my patch from April 9.
8008 (cold_text_section_label): Revert my patch from April 9.
8009 (cold_end_label): Revert my patch from April 9.
8010 (dwarf2out_switch_text_section): Revert my patch from April 9.
8011 (output_aranges): Revert my patch from April 9.
8012 (output_ranges): Revert my patch from April 9.
8013 (output_line_info): Revert my patch from April 9.
8014 (add_location_or_const_value_attribute): Revert my patch from April 9.
8015 (dwarf2out_var_location): Revert my patch from April 9.
8016 (dwarf2out_init): Revert my patch from April 9.
8017 (dwarf2out_finish): Revert my patch from April 9.
8018 * function.h (struct function): Revert my patch from April 9.
8019 * opts.c (decode_options): Revert my patch from April 9.
8020 * output.h (unlikely_section_label, hot_section_label,
8021 hot_section_end_label, cold_section_end_label,
8022 unlikely_text_section_name): Revert my patch from April 9.
8023 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8024 * varasm.c (unlikely_section_label, hot_section_label,
8025 hot_section_end_label, cold_section_end_label,
8026 unlikely_text_section_name): Revert my patch from April 9.
8027 (initialize_cold_section_name): Revert my patch from April 9.
8028 (unlikely_text_section): Revert my patch from April 9.
8029 (in_unlikely_text_section): Revert my patch from April 9.
8030 (named_section): Revert my patch from April 9.
8031 (function_section): Revert my patch from April 9.
8032 (current_function_section): Revert my patch from April 9.
8033 (assemble_start_function): Revert my patch from April 9.
8034 (assemble_end_function): Revert my patch from April 9.
8035 (default_section_type_flags_1): Revert my patch from April 9.
8037 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8039 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8040 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8042 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8044 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8047 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8048 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8050 2004-04-12 Richard Henderson <rth@redhat.com>
8052 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8053 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8054 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8055 (UNSPEC_*, UNSPECV_*): Renumber.
8057 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8060 From Richard Henderson <rth@redhat.com>:
8061 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8064 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8066 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8068 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8070 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8071 (bfin_library_id): New variable.
8072 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8073 instead of bfin_library_id_string.
8074 (bfin_handle_option): New function.
8075 (override_options): Remove most code to deal with shared library IDs,
8076 just check they aren't used without -mid-shared-library.
8077 (TARGET_HANDLE_OPTION): Define.
8078 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8079 * config/bfin/bfin.opt (mshared-library-id=): New.
8081 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8083 * tree-vect-transform.c: Fix comment typos.
8085 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
8087 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
8088 split critical edges when not possible/profitable.
8090 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8092 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
8093 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
8094 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
8095 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
8096 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8097 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
8098 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
8099 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
8101 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
8102 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8103 * config/ns32k/ns32k.opt: New file.
8105 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8107 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
8108 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
8109 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
8110 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
8111 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
8112 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
8113 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
8114 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
8115 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
8116 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
8117 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
8118 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
8119 (MASK_COLDFIRE): Formatting fixes.
8120 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
8121 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
8122 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
8123 "_current_shared_library_a5_offset_".
8124 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8125 (MASK_ALL_CPU_BITS): New macro.
8126 (m68k_handle_option): New function.
8127 (override_options): Remove handling of m68k_library_id_string.
8128 * config/m68k/m68k.opt: New file.
8129 * config/m68k/ieee.opt: New file.
8131 2005-04-11 Mark Mitchell <mark@codesourcery.com>
8133 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8134 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
8135 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8136 (TARGET_CXX): Adjust accordingly.
8137 * target.h (struct gcc_target): Remove epxort_class_data. Add
8138 determine_class_data_visibility and class_data_always_comdat.
8139 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8140 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
8141 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8142 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
8143 (arm_cxx_determine_class_data_visibility): New.
8144 (arm_cxx_class_data_always_comdat): Likewise.
8145 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8146 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
8147 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8148 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
8149 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
8152 2005-04-11 Devang Patel <dpatel@apple.com>
8154 * tree-data-ref.c (build_classic_dist_vector,
8155 compute_subscript_distance): Make externally visible.
8156 * tree-data-ref.h (build_classic_dist_vector,
8157 compute_subscript_distance): Same.
8158 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8159 Check distance vector against vectorization factor.
8160 (vect_analyze_loop): Determine vectorizaion factor before
8161 analyzing data dependences.
8162 * tree-vectorizer.c (loops_num): Make it externally visible and
8164 * tree-vectorizer.c (vect_loops_num): ... new name.
8165 * tree-vectorizer.h (vect_loops_num): New.
8167 2005-04-11 Devang Patel <dpatel@apple.com>
8169 * tree-vect-analyze.c (vect_analyze_operations): Check
8170 vectorizable codition.
8171 * tree-vect-transform.c (vect_is_simple_cond): New function.
8172 (vectorizable_condition): New function.
8173 (vect_transform_stmt): Handle condition_vec_info_type.
8174 * tree-vectorizer.h (enum stmt_vec_info_type): Add
8175 condition_vec_info_type.
8176 (vectorizable_condition): New.
8178 2005-04-11 Geoffrey Keating <geoffk@apple.com>
8180 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
8181 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
8182 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
8184 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
8185 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
8187 * dwarf2out.c (output_line_info): Don't try to dereference
8188 a NULL current_function_decl.
8190 * config/t-slibgcc-darwin: Don't put shared libraries in
8191 directories other than $(slibdir).
8192 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8195 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8197 PR tree-optimization/20933
8198 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
8199 logic to reject aliases between read-only and writable
8201 (may_alias_p): ... here.
8202 (get_tmt_for): Do not associate read-only tags to pointers
8203 whose pointed-to type is not read-only.
8204 * tree-ssa.c (verify_ssa): Check that memory stores have at
8205 least one V_MAY_DEF or V_MUST_DEF.
8207 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8210 * configure.ac (gcc_UNLOCKED_FUNCS): New.
8211 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
8212 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
8213 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
8215 (fwrite_unlocked): Fix prototype.
8217 * configure, config.in: Regenerate.
8219 2005-04-11 David Edelsohn <edelsohn@gnu.org>
8221 * tree-ssa-loop-im.c: Include real.h.
8222 (determine_invariantness_stmt): If real division divisor is
8223 invariant and flag_unsafe_math_optimizations enabled, generate
8224 invariant reciprocal for hoisting.
8225 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
8227 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8229 Fix PR tree-optimization/20926
8231 * tree-ssa-alias.c (add_type_alias): Handle subvars.
8233 2005-04-11 Devang Patel <dpatel@apple.com>
8235 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
8238 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8240 * fold-const.c (fold_binary_op_with_conditional_arg):
8241 use fold_buildN instead of "fold (buildN" in some
8243 (fold_unary): Likewise.
8244 (fold_binary): Likewise.
8246 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8248 Fix PR tree-optimization/20612
8249 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
8251 (perfect_nestify): preheaderbb is *not* part of loop of the
8254 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8256 * tree-ssa-alias.c (may_alias_p): If the variable
8257 is a global variable and the pointer is parameter
8258 and -fargument-noalias-global is used, then
8259 the pointer cannot alias the variable.
8261 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
8263 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
8264 * config/sparc/sparc.h: Likewise.
8265 * config/sparc/sparc.md: Likewise.
8267 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
8269 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
8271 * tree-vrp.c: Fix a comment typo.
8273 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8275 PR tree-optimization/20920
8276 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
8277 SSA_NAME flows through an abnormal edge.
8278 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
8279 through abnormal edges.
8280 (maybe_add_assert_expr): Likewise.
8282 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
8284 * config/s390/s390.h (s390_tune_string, s390_arch_string)
8285 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
8286 (s390_stack_size_string, s390_stack_guard_string, target_flags)
8287 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
8288 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8289 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
8290 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
8291 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
8292 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
8293 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
8294 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8295 (TARGET_HANDLE_OPTION): Likewise.
8296 (s390_tune): Initialize to PROCESSOR_max.
8297 (s390_arch_string): Make static.
8298 (s390_tune_string, s390_warn_framesize_string): Delete.
8299 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
8300 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
8301 (s390_handle_arch_option, s390_handle_option): New functions.
8302 (override_options): Remove parsing of option strings.
8303 * config/s390/s390.opt: New file.
8305 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8307 * tree-complex.c (expand_vector_operations): Call
8308 update_stmt_if_modified.
8310 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
8312 * tree-vect-analyze (vect_determine_vectorization_factor):
8313 Do not use GET_MODE_NUNITS.
8314 * tree-vect-transform.c (vect_get_vec_def_for_operand,
8315 (vectorizable_load, vect_transform_loop): Likewise.
8317 2005-04-11 Uros Bizjak <uros@kss-loka.si>
8319 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
8320 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
8321 * optabs.h (enum optab_index): Add new OTI_lceil.
8322 (lceil_optab): Define corresponding macro.
8323 * optabs.c (init_optabs): Initialize lceil_optab.
8324 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
8325 and lceildi2 patterns.
8326 * builtins.c (expand_builtin_int_roundingfn): Handle
8327 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
8328 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
8329 BUILT_IN_LLCEIL{,F,L}.
8330 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
8331 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
8332 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
8333 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
8334 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
8335 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
8336 into lceil built-in function and (long long int)ceil{,f,l} into
8337 llceil built-in function.
8338 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
8341 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8343 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
8346 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
8348 * config/arm/arm.c: Fix a comment typo.
8349 * doc/tree-ssa.texi: Fix a typo.
8351 2005-04-10 Steven Bosscher <stevenb@suse.de>
8353 * cselib.c (clear_table): Rename to cselib_clear_table.
8354 * cselib.h (cselib_clear_table): Add prototype.
8355 * gcse.c (gcse_main): Make 'f' argument unused.
8356 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
8357 of each basic block instead.
8358 (compute_sets, compute_hash_table_work): Likewise.
8359 (constprop_register): Change int 'alter_jumps' argument to bool.
8360 (do_local_cprop): Likewise.
8361 (local_cprop_pass): Likewise. Also walk basic blocks instead of
8362 the insn chain. Explicitly clear the cselib tables after finishing
8363 one basic block. Make sure there are no unterminated libcall blocks.
8364 Update compute_sets call.
8365 (cprop): Walk basic blocks instead of the insn chain.
8366 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
8368 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
8369 one_cprop_pass calls.
8371 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8373 * combine.c (combine_simplify_rtx): Remove a transformation that
8374 relies on an invalid assumption about rtl sign-extension semantics.
8376 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
8378 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
8379 to build_int_cst_wide.
8381 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
8384 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
8385 set the original address pseudo to the correct value before the
8386 original insn, if possible, and leave the insn alone, otherwise
8387 create a new pseudo, set it and replace it in the insn.
8388 * recog.c (validate_change_maybe_volatile): New.
8389 * recog.h (validate_change_maybe_volatile): Declare.
8391 2005-04-09 Caroline Tice <ctice@apple.com>
8393 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8394 Remove targetm.have_named_sections test.
8395 (fix_edges_for_rarely_executed_code): Likewise.
8396 (insert_section_boundary_note): Likewise.
8397 (reorder_basic_blocks): Check partitioning flag before calling
8398 verify_hot_cold_block_grouping.
8399 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8400 the function struct rather than global variables.
8401 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8402 (COLD_END_LABEL): Likewise
8403 (cold_text_section_label): New static global variable.
8404 (cold_end_label): Likewise.
8405 (dwarf2out_switch_text_section): Get hot/cold section labels from
8406 the function struct rather than global variables.
8407 (output_aranges): Use cold_text_section_label and cold_end_label;
8408 check partitioning flag before putting out delta.
8409 (output_ranges): Remove incorrect code attempting to use
8411 (output_line_info): Get cold section label from function struct.
8412 (add_location_or_const_value_attribute): Likewise.
8413 (get_subprogram_die): Get hot/cold section labels from function struct.
8414 (dwarf2out_var_location): Likewise.
8415 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8416 write out cold_text_section_label if partition flag is set.
8417 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8418 * function.h (struct function): Add new fields to point to hot/cold
8419 section labels: hot_section_label, cold_section_label,
8420 hot_section_end_label and cold_section_end_label; also add new field
8421 for cold text section name, unlikely_text_section_name.
8422 * opts.c (decode_options): Turn off partitioning flag if
8423 !targetm.have_named_sections.
8424 * output.h (hot_section_label): Remove.
8425 (hot_section_end_label): Remove.
8426 (cold_section_end_label): Remove.
8427 (unlikely_section_label): Remove.
8428 (unlikely_text_section_name): Remove.
8429 * passes.c (rest_of_handle_final): Remove code that frees
8430 unlikely_text_section_name.
8431 * varasm.c (unlikely_section_label): Remove.
8432 (hot_section_label): Remove.
8433 (hot_section_end_label): Remove.
8434 (cold_section_end_label): Remove.
8435 (unlikely_text_section_name): Remove.
8436 (initialize_cold_section_name): Modify to call
8437 targetm.strip_name_encoding; to store cold section name in current
8438 function struct, if it exists; and to only use the decl_section_name
8439 if flag_named_sections is true.
8440 (unlikely_text_section): Modify to get section name out of current
8441 function struct, if there is one; otherwise build it from
8442 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8443 (in_unlikely_text_section): Likewise.
8444 (named_section): Modify to get/put cold section name in current function
8445 struct, if there is one.
8446 (function_section): Change 'bool unlikely' to 'int reloc'; check
8447 targetm.have_named_sections before calling named_section.
8448 (current_function_section): Likewise.
8449 (assemble_start_function): Modify to get/put unlikely_text_section_name
8450 in current function struct; modify to get hot/cold section labels
8451 from function struct; initialize labels using
8452 ASM_GENERATE_INTERNAL_LABEL;
8453 test partitioning flag before writing out hot section label.
8454 (assemble_end_function): Test partitioning flag before writing out
8455 hot/cold section labels.
8456 (default_section_type_flags_1): Modify to use array instead of
8457 char* for unlikely_text_section_name; set flags correctly for
8458 cold text section if there is not a current function decl.
8460 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8462 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8463 and TI_VA_LIST_FPR_COUNTER_FIELD.
8464 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8465 * tree-pass.h (pass_stdarg): Add.
8466 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8467 * tree-stdarg.c: New file.
8468 * tree-stdarg.h: New file.
8469 * Makefile.in (OBJS-common): Add tree-stdarg.o.
8470 (tree-stdarg.o): Add dependencies.
8471 * function.h (struct function): Add va_list_gpr_size and
8472 va_list_fpr_size fields.
8473 * function.c (allocate_struct_function): Initialize them.
8474 * target.h (struct gcc_target): Add stdarg_optimize_hook.
8475 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8476 (TARGET_INITIALIZER): Add it.
8478 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8479 va_list_{g,f}pr_counter_field.
8480 (ix86_setup_incoming_varargs): Don't do anything if reg_save
8481 area will not be used. Only save registers that tree-stdarg.c
8482 detected they need saving.
8483 (ix86_va_start): Don't set up fields that won't be used.
8485 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8486 va_list_{g,f}pr_counter_field.
8487 (setup_incoming_varargs): Don't do anything if reg_save
8488 area will not be used. Only save registers that tree-stdarg.c
8489 detected they need saving.
8490 (rs6000_va_start): Don't set up fields that won't be used.
8492 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
8493 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
8494 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
8495 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8497 2005-04-09 Jakub Jelinek <jakub@redhat.com>
8500 * config/i386/i386.c (construct_container): Pass empty aligned
8501 struct, union or class in memory.
8503 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
8505 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
8506 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
8507 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
8508 config/rs6000/predicates.md: Fix comment typos.
8510 * sched-int.h (haifa_insn_data): Remove blockage and units.
8511 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
8512 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
8513 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
8515 2005-04-09 Jan Hubicka <jh@suse.cz>
8516 Steven Bosscher <stevenb@suse.de>
8518 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
8519 * cfgloop.c (get_loop_exit_edges): Likewise.
8520 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
8522 * loop-unroll.c (analyze_insns_in_loop): Likewise.
8523 * tree-cfg.c (dump_cfg_status): Likewise.
8525 2005-04-09 David Edelsohn <edelsohn@gnu.org>
8527 * config/rs6000/predicates.md (altivec_register_operand): Remove
8528 redundant match_code test.
8529 (gpc_reg_operand): Same.
8530 (cc_reg_operand): Same.
8531 (cc_reg_not_cr0_operand): Same.
8533 2005-04-09 Jan Hubicka <jh@suse.cz>
8535 Forgotten hunk from my last merge patch:
8536 * final.c (output_addr_const): Do not call mark_referenced.
8538 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
8540 * doc/tree-ssa.texi: Add immediate use documentation.
8542 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
8544 * arm.c (FL_WBUF): Define.
8545 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
8546 (arm_is_6_or_7): Delete.
8547 (arm_tune_wbuf): New.
8548 (arm_override_options): Set arm_tune_wbuf.
8549 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
8550 (arm_is_6_or_7): Delete declaration.
8551 (arm_tune_wbuf): New declartion.
8552 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
8553 (model_wbuf): Derive from arm_tune_wbuf.
8554 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
8555 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
8556 (arm740t): Mark CPUs as having a write buffer.
8558 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8560 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
8561 of 'const_double_operand' in operand 2 constraints. Update enable
8564 2005-04-09 Uros Bizjak <uros@kss-loka.si>
8566 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
8567 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
8568 * optabs.h (enum optab_index): Add new OTI_lfloor.
8569 (lfloor_optab): Define corresponding macro.
8570 * optabs.c (init_optabs): Initialize lfloor_optab.
8571 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
8572 and lfloordi2 patterns.
8573 * builtins.c (expand_builtin_int_roundingfn): New prototype.
8574 (expand_builtin_int_roundingfn): New function.
8575 (fold_builtin_int_roundingfn): New prototype.
8576 (fold_builtin_int_roundingfn): New function, renamed from
8577 fold_builtin_lround.
8578 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
8579 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
8580 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
8581 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
8582 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
8583 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
8584 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
8585 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
8586 into lfloor built-in function and (long long int)floor{,f,l} into
8587 llfloor built-in function.
8588 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
8591 2005-04-08 Ian Lance Taylor <ian@airs.com>
8593 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
8594 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
8595 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
8596 (DO_COND, DO_BODY): Likewise.
8597 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
8598 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
8599 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
8600 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
8601 (build_continue_stmt, build_break_stmt): Don't declare.
8602 (c_do_switch_warnings): Update declaration.
8603 * c-gimplify.c (enum bc_t): Remove.
8604 (struct c_gimplify_ctx, ctxp): Remove.
8605 (push_context, pop_context): Remove static functions.
8606 (c_genericize): Don't call push_context or pop_context.
8607 (begin_bc_block, finish_bc_block): Remove static functions.
8608 (build_bc_goto): Likewise.
8609 (gimplify_c_loop): Likewise.
8610 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
8611 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
8612 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
8613 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
8614 * c-common.c (c_do_switch_warnings): Rename from
8615 c_do_switch_warnings_1.
8616 (c_do_switch_warnings) [old version]: Remove.
8617 (c_do_switch_expr_warnings): Remove.
8618 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
8619 function instead of c_do_switch_expr_warnings.
8620 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
8621 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
8622 * c-pretty-print.c (pp_c_statement): Likewise.
8623 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
8625 2005-04-08 Devang Patel <dpatel@apple.com>
8627 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
8628 While selecting replacement condition pay attention to loop header.
8630 2005-04-08 Diego Novillo <dnovillo@redhat.com>
8632 Merge from tree-cleanup-branch: VRP, store CCP, store
8633 copy-prop, incremental SSA updating of FUD chains and
8634 newly exposed symbols.
8636 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
8637 (OBJS-common): Add tree-vrp.o.
8638 (tree-vrp.o): New rule.
8639 * basic-block.h (nearest_common_dominator_for_set): Declare.
8640 * common.opt (ftree-store-ccp): New flag.
8641 (ftree-copy-prop): New flag.
8642 (ftree-vrp): New flag.
8643 (ftree-store-copy-prop): New flag.
8644 * dominance.c (nearest_common_dominator_for_set): New.
8645 * domwalk.c (walk_dominator_tree): Only traverse
8646 statements in blocks marked in walk_data->interesting_blocks.
8647 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
8648 * fold-const.c (fold): Handle ASSERT_EXPR.
8649 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
8650 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
8651 flag_tree_vrp at -O2.
8652 * timevar.def (TV_TREE_VRP): Define.
8653 (TV_TREE_COPY_PROP): Define.
8654 (TV_TREE_STORE_COPY_PROP): Define.
8655 (TV_TREE_SSA_INCREMENTAL): Define.
8656 (TV_TREE_STORE_CCP): Define.
8657 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
8658 to kill_redundant_phi_nodes from comment.
8659 (verify_expr): Handle ASSERT_EXPR.
8660 * tree-dfa.c (mark_new_vars_to_rename): Remove second
8661 argument. Update all users.
8662 (mark_call_clobbered_vars_to_rename): Remove. Update all
8664 * tree-flow-inline.h (unmodifiable_var_p): New.
8665 * tree-flow.h (enum value_range_type): Declare.
8666 (struct value_range_def): Declare.
8667 (value_range): Declare.
8668 (remove_all_phi_nodes_for): Remove. Update all users.
8669 (find_phi_node_for): Declare.
8670 (add_type_alias): Declare.
8671 (count_uses_and_derefs): Declare.
8672 (kill_redundant_phi_nodes): Remove.
8673 (rewrite_into_ssa): Remove.
8674 (rewrite_def_def_chains): Remove.
8675 (update_ssa, register_new_name_mapping, create_new_def_for,
8676 need_ssa_update_p, name_registered_for_update_p,
8677 release_ssa_name_after_update_ssa, dump_repl_tbl,
8678 debug_repl_tbl, dump_names_replaced_by,
8679 debug_names_replaced_by, mark_sym_for_renaming,
8680 mark_set_for_renaming, get_current_def, set_current_def,
8681 get_value_range, dump_value_range, debug_value_range,
8682 dump_all_value_ranges, debug_all_value_ranges,
8683 expr_computes_nonzero, loop_depth_of_name,
8684 unmodifiable_var_p): Declare.
8685 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
8687 * tree-into-ssa.c (block_defs_stack): Update comment.
8688 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
8689 syms_to_rename, names_to_release, repl_tbl,
8690 need_to_initialize_update_ssa_p, need_to_update_vops_p,
8691 need_to_replace_names_p): New locals.
8692 (NAME_SETS_GROWTH_FACTOR): Define.
8693 (struct repl_map_d): Declare.
8694 (struct mark_def_sites_global_data): Add field
8696 (enum rewrite_mode): Declare.
8697 (REGISTER_DEFS_IN_THIS_STMT): Define.
8698 (compute_global_livein): Use last_basic_block instead of
8700 (set_def_block): Remove last argument. Update all callers.
8701 (prepare_use_operand_for_rename): Remove. Update all callers.
8702 (prepare_def_operand_for_rename): Remove. Update all callers.
8703 (symbol_marked_for_renaming): New.
8706 (repl_map_hash): New.
8708 (repl_map_free): New.
8709 (names_replaced_by): New.
8710 (add_to_repl_tbl): New.
8711 (add_new_name_mapping): New.
8712 (mark_def_sites): Assume that all the operands in the
8713 statement are in normal form.
8714 (find_idf): Assert that the block in the stack is valid.
8715 (get_default_def_for): New.
8716 (insert_phi_nodes_for): Add new argument 'update_p'.
8718 If update_p is true, add a new mapping between the LHS of
8719 each new PHI and the name that it replaces.
8720 (insert_phi_nodes_1): Only call find_idf if needed.
8721 (get_reaching_def): Call get_default_def_for.
8722 (rewrite_operand): Remove.
8723 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
8724 and REWRITE_THIS_STMT are false.
8725 Assume that all the operands in the statement are in
8727 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
8728 (rewrite_virtual_phi_arguments): Remove.
8729 (invalidate_name_tags): Remove.
8730 (register_new_update_single, register_new_update_set,
8731 rewrite_update_init_block, replace_use,
8732 rewrite_update_fini_block, rewrite_update_stmt,
8733 rewrite_update_phi_arguments): New.
8734 rewrite_blocks): Remove argument 'fix_virtual_phis'.
8735 Add arguments 'entry', 'what' and 'blocks'.
8736 Initialize the dominator walker according to 'what' and
8738 Start the dominator walk at 'entry'.
8739 (mark_def_site_blocks): Add argument 'interesting_blocks'.
8740 Use it to configure the dominator walker.
8741 (rewrite_into_ssa): Remove argument 'all'.
8743 (rewrite_all_into_ssa): Remove.
8744 (rewrite_def_def_chains): Remove.
8745 (mark_def_interesting, mark_use_interesting,
8746 prepare_phi_args_for_update, prepare_block_for_update,
8747 prepare_def_site_for, prepare_def_sites,
8748 dump_names_replaced_by, debug_names_replaced_by,
8749 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
8750 delete_update_ssa, create_new_def_for,
8751 register_new_name_mapping, mark_sym_for_renaming,
8752 mark_set_for_renaming, need_ssa_update_p,
8753 name_registered_for_update_p, ssa_names_to_replace,
8754 release_ssa_name_after_update_ssa,
8755 insert_updated_phi_nodes_for, update_ssa): New.
8756 * tree-loop-linear.c (linear_transform_loops): Call
8757 update_ssa instead of rewrite_into_ssa.
8758 * tree-optimize.c (vars_to_rename): Remove.
8760 (init_tree_optimization_passes): Replace
8761 pass_redundant_phi with pass_copy_prop.
8763 Replace pass_ccp with pass_store_ccp.
8764 Add pass_store_copy_prop after pass_store_ccp.
8765 (execute_todo): If the TODO_ flags don't include updating
8766 the SSA form, assert that it does not need to be updated.
8767 Call update_ssa instead of rewrite_into_ssa and
8768 rewrite_def_def_chains.
8769 If TODO_verify_loops is set, call verify_loop_closed_ssa.
8770 (tree_rest_of_compilation):
8771 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
8772 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
8773 TODO_cleanup_cfg): Renumber.
8774 (TODO_verify_loops, TODO_update_ssa,
8775 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8776 TODO_update_ssa_only_virtuals): Define.
8777 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
8779 * tree-phinodes.c (make_phi_node): Update documentation.
8780 (remove_all_phi_nodes_for): Remove.
8781 (find_phi_node_for): New.
8782 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
8783 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
8784 (interpret_rhs_modify_expr): Likewise.
8785 * tree-sra.c (decide_instantiations): Mark all symbols in
8786 SRA_CANDIDATES for renaming.
8787 (mark_all_v_defs_1): Rename from mark_all_v_defs.
8788 (mark_all_v_defs): New function. Update all users to call it
8789 with the whole list of scalarized statements, not just the
8791 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
8792 (compute_flow_insensitive_aliasing): If the tag is
8793 unmodifiable and the variable isn't or vice-versa, don't
8794 make them alias of each other.
8795 (setup_pointers_and_addressables): If the type tag for
8796 VAR is about to change, mark the old one for renaming.
8797 (add_type_alias): New.
8798 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
8799 (ccp_lattice_t): Rename from latticevalue.
8800 (value): Remove. Update all users.
8801 (const_val): New local variable.
8802 (do_store_ccp): New local variable.
8803 (dump_lattice_value): Handle UNINITIALIZED.
8804 (debug_lattice_value): New.
8805 (get_default_value): Re-write.
8806 (set_lattice_value): Re-write.
8807 (def_to_varying): Remove. Update all users.
8808 (likely_value): Return VARYING for statements that make
8809 stores when STORE_CCP is false.
8810 Return VARYING for any statement other than MODIFY_EXPR,
8811 COND_EXPR and SWITCH_EXPR.
8812 (ccp_initialize): Re-write.
8813 (replace_uses_in, replace_vuse_in, substitute_and_fold):
8814 Move to tree-ssa-propagate.c.
8815 (ccp_lattice_meet): Handle memory stores when
8816 DO_STORE_CCP is true.
8817 (ccp_visit_phi_node): Likewise.
8818 (ccp_fold): Likewise.
8819 (evaluate_stmt): Likewise.
8820 (visit_assignment): Likewise.
8821 (ccp_visit_stmt): Likewise.
8822 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
8826 (do_ssa_store_ccp): New.
8827 (gate_store_ccp): New.
8828 (pass_store_ccp): Declare.
8829 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
8830 (may_propagate_copy): Reformat.
8831 Don't abort if ORIG is a virtual and DEST isn't.
8832 If NEW does not have alias information but DEST does,
8834 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
8835 copy_prop_kind, which_copy_prop): Declare.
8836 (stmt_may_generate_copy, get_copy_of_val,
8837 get_last_copy_of, set_copy_of_val, dump_copy_of,
8838 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
8839 copy_prop_visit_stmt, copy_prop_visit_phi_node,
8840 init_copy_prop, fini_copy_prop, execute_copy_prop,
8841 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
8842 store_copy_prop): New.
8843 (pass_copy_prop, pass_store_copy_prop): Declare.
8844 * tree-ssa-dom.c (struct opt_stats_d): Add fields
8845 'num_const_prop' and 'num_copy_prop'.
8846 (cprop_operand): Update them.
8847 (dump_dominator_optimization_stats): Dump them.
8848 (tree_ssa_dominator_optimize): Call update_ssa instead of
8850 (loop_depth_of_name): Declare extern.
8851 (simplify_cond_and_lookup_avail_expr): Guard against NULL
8852 values for LOW or HIGH.
8853 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
8854 (record_equivalences_from_stmt): Call expr_computes_nonzero.
8855 (cprop_operand): Only propagate if VAL != OP.
8856 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
8857 statement for renaming.
8858 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
8859 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
8860 add_type_alias if necessary.
8861 Call mark_new_vars_to_rename.
8862 (tree_ssa_iv_optimize): If new symbols need to be renamed,
8863 mark every statement updated, call update_ssa and
8864 rewrite_into_loop_closed_ssa.
8865 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
8866 from LIVEIN if VAR is a virtual.
8867 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
8868 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
8869 (get_call_expr_operands): Reformat statement.
8870 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
8872 * tree-ssa-propagate.c (ssa_prop_init): Initialize
8873 SSA_NAME_VALUE for every name.
8874 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8875 get_value_loaded_by): New.
8876 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
8877 substitute_and_fold): Move from tree-ssa-ccp.c.
8878 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
8879 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8880 get_value_loaded_by, replace_uses_in, substitute_and_fold):
8882 * tree-ssa.c (verify_use): Fix error message.
8883 (propagate_into_addr, replace_immediate_uses, get_eq_name,
8884 check_phi_redundancy, kill_redundant_phi_nodes,
8885 pass_redundant_phi): Remove. Update all users.
8886 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8887 add_type_alias, if necessary.
8888 * tree-vectorizer.h (struct _stmt_vect_info): Update
8889 documentation for field 'memtag'.
8890 * tree-vrp.c: New file.
8891 * tree.def (ASSERT_EXPR): Define.
8892 * tree.h (ASSERT_EXPR_VAR): Define.
8893 (ASSERT_EXPR_COND): Define.
8894 (SSA_NAME_VALUE_RANGE): Define.
8895 (struct tree_ssa_name): Add field 'value_range'.
8896 (PHI_REWRITTEN): Remove.
8897 (struct tree_phi_node): Remove field 'rewritten'.
8898 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
8899 -ftree-store-copy-prop): Document.
8900 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
8901 Document usage of update_ssa.
8903 2005-04-08 David Edelsohn <edelsohn@gnu.org>
8906 * config/rs6000/predicates.md (altivec_register_operand): Accept
8908 (and64_operand): Do not limit CONST_INT to mask64_operand.
8909 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
8910 (and_operand): Do not limit CONST_INT to mask_operand.
8912 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
8914 PR rtl-optimization/20466
8915 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
8916 for overlap of the address of each list member.
8917 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
8919 2005-04-08 Mike Stump <mrs@apple.com>
8921 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
8923 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
8926 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8928 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
8930 * function.c (push_function_context_to): Don't set
8932 * function.h (function): Remove contains_functions.
8933 (current_function_contains_functions): Remove.
8935 * function.h (function): Remove instrument_entry_exit.
8936 (current_function_instrument_entry_exit): Remove.
8938 * function.h (nonlocal_labels): Remove.
8940 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
8942 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
8943 (check_attr_value, write_attr_get, write_expr_attr_cache,
8944 find_attr, make_internal_attr): Don't reference negative_ok or
8946 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
8947 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
8948 (ATTR_STATIC): Adjust the value.
8950 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
8952 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
8954 * config/s390/tpf.h (ASM_SPEC): Define.
8956 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
8958 * tree-flow.h: Remove the prototype for
8959 redirect_immediate_uses.
8960 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
8962 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
8964 * arm.c (arm_const_double_by_parts): New function.
8965 * arm-protos.h (arm_const_double_by_parts): Add prototype.
8966 * arm.md (define_split for 64-bit constants): Add another one.
8968 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
8970 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
8972 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8974 * system.h: Revert last change.
8976 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
8978 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
8979 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
8980 (TARGET_SWITCHES): Delete.
8981 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8982 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
8983 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
8984 * config/xtensa/xtensa.opt: New file.
8986 2005-04-08 Ben Elliston <bje@au.ibm.com>
8988 * config/fp-bit.c: Include L_mul_tf in #endif comment.
8989 * config/fp-bit.h: Tidy comments.
8991 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8993 * system.h: Poison PARAMS.
8995 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
8997 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
8998 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
8999 (TARGET_SWITCHES): Delete.
9000 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9001 * config/vax/vax.opt: New file.
9003 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9005 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9007 2005-04-07 Ian Lance Taylor <ian@airs.com>
9009 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9011 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9012 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9015 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9017 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9018 all immediate uses in PHI nodes.
9020 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9022 * arm.c (arm_const_double_inline_cost): Handle any constant by
9023 using gen_lowpart and gen_highpart_mode.
9024 (note_invalid_constants): All constants in an RTX with a constraint
9025 that permits memory are now pushed to the constant pool.
9026 (output_move_double): Delete code to handle reg to reg and
9027 constant to reg moves.
9028 (const_double_needs_minipool, output_mov_immediate): Delete.
9029 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9030 CONST_INT and CONST_VECTOR.
9031 * arm.md (ANY64): New mode macro.
9032 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9033 (movdf_soft_insn): Split reg-reg and const-reg moves.
9034 (split patterns for 64-bit constant and register moves): New.
9035 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9036 (cirrus_movdf_hard_insn): Likewise.
9037 * fpa.md (movdf_fpa): Likewise.
9038 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9039 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9041 (movv2si_internal_2): Likewise.
9042 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9043 (movdf_vfp): Likewise.
9044 * arm-protos.h (output_mov_immediate): Delete prototype.
9046 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9049 * simplify-rtx.c (simplify_unary_operation_1): Check
9050 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9052 2005-04-06 James E Wilson <wilson@specifixinc.com>
9055 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9058 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9060 * coverage.h (GCOV_TYPE_NODE): Delete.
9061 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9062 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9063 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9064 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9065 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9067 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9070 * Makefile.in (gcc.pot): Remove options.c dependency.
9071 * optc-gen.awk: Don't quote help strings with N_().
9073 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9075 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9076 the function returns a pointer type.
9078 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9080 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9081 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9082 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9083 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
9084 explicit_uses members.
9085 (get_or_create_used_part_for): Initialize new fields.
9086 (fieldoff_compare): New function.
9087 (create_overlap_variables_for): Count number of fields, use
9088 heuristic to determine whether to create subvars for vars with
9090 Sort the field list by offset and avoid creating duplicate SFT's.
9092 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9094 * c.opt (-F): Remove trailing whitespace from help string.
9095 (-finput-charset): Use a tab to separate the switch name and help
9097 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
9098 (-ftree-vectorizer-verbose): Likewise.
9100 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9102 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
9103 a PHI argument where a use occurs instead of all PHI arguments.
9105 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
9107 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
9110 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9112 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
9113 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
9114 config/bfin/bfin.h: Fix comment typos.
9116 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
9118 * doc/install.texi: Update the URL for Jacks.
9119 * doc/sourcebuild.texi: Likewise.
9121 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9124 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
9125 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
9127 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9129 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
9131 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9133 * config/v850/v850-protos.h (override_options): Delete.
9134 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9135 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
9136 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
9137 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
9138 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
9139 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
9140 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
9141 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
9142 (OVERRIDE_OPTIONS): Delete.
9143 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
9144 (small_memory_info): Remove the value field.
9145 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
9147 * config/v850/v850.c (small_memory): Remove the value field.
9148 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9149 (override_options): Delete.
9150 (v850_handle_memory_option, v850_handle_option): New functions.
9151 * config/v850/v850.opt: New file.
9153 2005-04-06 Geoffrey Keating <geoffk@apple.com>
9155 * config.host: Add a section for generic hosts, and a subsection
9156 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
9157 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
9158 * config/host-darwin.h: New.
9159 * config/x-darwin: New.
9160 * config/i386/host-i386-darwin.c: New.
9161 * config/i386/x-darwin: New.
9162 * config/rs6000/host-darwin.c: Include host-darwin.h.
9163 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
9164 (darwin_rs6000_gt_pch_use_address): Likewise.
9165 * config/rs6000/x-darwin: Change name of .o built, update
9166 dependencies for changes to rs6000/host-darwin.c.
9168 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9171 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
9173 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
9175 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9176 split_loop_exit_edge instead of loop_split_edge_with.
9178 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
9180 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
9181 UNSPEC_SET_VSCR): New constants, used throughout.
9183 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
9185 (altivec_vspltis<VI_char>): ... this pattern, using
9186 a QImode const_int_operand for the immediate.
9187 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
9190 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9193 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
9195 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9197 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
9199 2005-04-06 Ben Elliston <bje@au.ibm.com>
9201 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
9202 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
9203 macros as living in "this file" and not gcc.h.
9205 2005-04-06 Ben Elliston <bje@au.ibm.com>
9207 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
9208 -ftree-live_range_split. Perhaps renamed at some point?
9210 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9213 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
9214 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
9216 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9218 * tree-flow.h (number_of_iterations_cond): Declaration removed.
9219 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
9220 (number_of_iterations_special): New function.
9221 (number_of_iterations_exit): Use number_of_iterations_special.
9222 Use simplify_using_outer_evolutions only at -O3.
9223 (number_of_iterations_cond, tree_simplify_using_condition,
9224 simplify_using_initial_conditions, loop_niter_by_eval,
9225 compare_trees, can_count_iv_in_wider_type_bound,
9226 simplify_using_outer_evolutions): Use fold_build.
9228 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
9230 * doc/install.texi (Configuration): Document --with-java-home.
9232 2005-04-05 Richard Henderson <rth@redhat.com>
9236 * config/i386/i386.c (print_operand): Handle vector zeros.
9237 (ix86_split_to_parts): Handle CONST_VECTOR.
9238 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
9239 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
9240 what modes to tie for MMX and SSE registers.
9241 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
9242 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
9243 to vector modes as well.
9244 * config/i386/predicates.md (const0_operand): Handle VOIDmode
9245 properly as an input mode.
9247 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9249 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
9251 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9253 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
9255 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9257 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
9258 and local functions, set sse_nregs to 8 and float_in_sse.
9259 (function_arg_advance, function_arg): If float_in_sse, pass
9260 SFmode and DFmode arguments in SSE registers.
9261 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9263 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
9264 of -funit-at-a-time.
9266 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9268 * config/i386/i386-protos.h (ix86_function_value): Accept two
9269 arguments, like the target macro.
9270 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
9271 * config/i386/i386.c (ix86_function_value): Accept the second
9272 argument of the target macro.
9273 (ix86_function_ok_for_sibcall): Pass a function pointer to
9274 ix86_function_value.
9275 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
9276 call to ix86_value_regno).
9277 (ix86_value_regno): Add support for returning floating point values
9280 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9282 PR tree-optimization/20076
9283 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
9284 that call __builtin_return or __builtin_apply_args.
9286 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9288 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
9289 Use immediate use iterator.
9290 (stmt_is_bumper_for_loop): Use immediate use iterator.
9291 * predict.c (strip_builtin_expect): Use update_stmt.
9292 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
9293 on all elements of a STATEMENT_LIST.
9294 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
9295 (bsi_remove): Remove imm_use links and mark the stmt as modified.
9296 (bsi_replace): Mark stmt as modified and the update it.
9297 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
9298 (expand_complex_libcal): Call update_stmt.
9299 (expand_complex_comparison): Call mark_stmt_modified.
9300 (expand_complex_operations_1): Call update_stmt_if_modified.
9301 (expand_vector_operations_1): Call mark_stmt_modified.
9302 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
9303 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
9304 add_immediate_use, redirect_immediate_use,
9305 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
9306 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
9307 (mark_new_vars_to_rename): Call update_stmt.
9308 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
9309 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
9311 (unmodify_stmt): Delete.
9312 (update_stmt): New. Force an update of a stmt.
9313 (update_stmt_if_modified): update a stmt if it is out of date.
9314 (get_stmt_operands): Verify stmt is NOT modified.
9315 (stmt_modified_p): Update comment.
9316 (delink_imm_use): Remove a use node from its immuse list.
9317 (link_imm_use_to_list): Link a use node to a specific list.
9318 (link_imm_use): Link a node to the correct list.
9319 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
9320 it in the correct list, if appropriate.
9321 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
9322 (relink_imm_use): Link a use node in place of another node in a list.
9323 (relink_imm_use_stmt): LInk a node in place of another node, and set
9325 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
9326 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
9327 (first_safe_imm_use): New. Initialize a safe immuse iterator.
9328 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
9329 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
9330 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
9331 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
9332 (has_zero_uses): New. Return true if there are no uses of a var.
9333 (has_single_use): New. Return true if there is only a single use of a
9335 (single_imm_use): New. Return the simgle immediate use.
9336 (num_imm_uses): New. Return the number of immediate uses.
9337 (get_v_must_def_ops): Use is now a pointer.
9338 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
9339 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
9341 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
9342 (delink_stmt_imm_use): Delink all immuses from a stmt.
9343 (phi_arg_index_from_use): New. Return a phi arg index for a use.
9344 * tree-flow.h (struct dataflow_d): Delete.
9345 (immediate_use_iterator_d): New. Immediate use iterator struct.
9346 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
9347 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
9348 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
9350 (struct stmt_ann_d): Remove dataflow_t from struct.
9351 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
9352 (if_convertible_phi_p): Use FAST immuse iterator.
9353 (if_convertible_loop_p): Don't call compute_immediate_uses.
9354 (replace_phi_with_cond_modify_expr): Call update_stmt.
9355 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
9356 update_stmt_if_modified.
9357 (rewrite_all_into_ssa): Initialize ssa operands.
9358 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
9359 compute_immediate_uses.
9360 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
9361 ssa_property is available.
9362 (execute_one_pass): Change parameters passed to execute_todo.
9363 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
9364 (remove_ssa_form): Call fini_ssa_operands.
9365 (insert_backedge_copies): Delete call to modify_stmt.
9366 * tree-phinodes.c (make_phi_node): Initialize use nodes.
9367 (release_phi_node): Delink any use nodes before releasing.
9368 (resize_phi_node): Relink any use nodes.
9369 (remove_phi_arg_num): Delink the use node.
9370 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
9371 (remove_all_phi_nodes_for): Release phi node first.
9372 * tree-pretty-print.c (dump_generic_node): Print stmt address.
9373 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
9374 (scalarize_use, scalarize_copy): Call update_stmt.
9375 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
9376 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
9377 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
9378 (ccp_initialize): Remove call to compute_immediate_uses.
9379 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
9380 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
9382 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
9383 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
9384 (eliminate_redundant_computations): Call mark_stmt_modified.
9385 (cprop_operand): Call mark_stmt_modified.
9386 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
9387 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
9388 (dse_optimize_stmt): Use new immuse interface.
9389 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
9390 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
9391 (substitute_single_use_vars): Use new immuse interface.
9392 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
9393 and compute_immediate_uses.
9394 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
9396 (rewrite_mem_refs): Call update_stmt.
9397 (determine_lsm): Remove call to compute_imm_uses and free_df.
9398 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
9399 (try_unroll_loop_completely): Call update_stmt.
9400 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
9401 (rewrite_use_compare): Call update_stmt.
9402 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
9403 (rewrite_use) : Call update_stmt.
9404 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
9405 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
9407 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
9408 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
9409 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
9411 (initialize_vuse_operand): New. Initialize a vuse operand.
9412 (initialize_v_may_def_operand): New. Initialize a maydef operand.
9413 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
9414 (finalize_ssa_defs): Use stmt parameter.
9415 (correct_use_link): Ensure a use node is in the correct list, and has
9416 the correct stmt pointer.
9417 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
9418 finalize_ssa_v_must_defs): Also initialize use nodes.
9419 (finalize_ssa_stmt_operands): Pass extra stmt operands.
9420 (build_ssa_operands): Seperate parsing from final operand construction.
9421 (parse_ssa_operands): New. Parse entry point for operand building.
9422 (swap_tree_operands): New. Swap 2 tree operands.
9423 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
9425 (get_expr_operands): Call swap_tree_operands when needed.
9426 (copy_virtual_operands): Use initialize routines for virtual use ops.
9427 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
9428 (verify_abort): New. Issue imm_use error.
9429 (verify_imm_links): New Verify imm_use links for a var.
9430 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
9431 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
9432 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
9433 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
9434 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
9435 (NULL_USE_OPERAND_P) Define.
9436 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
9438 (struct vuse_operand_type): New struct.
9439 (SET_USE): Call set_ssa_use_from_ptr.
9441 (PHI_ARG_INDEX_FROM_USE): Define.
9442 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
9443 argument via SET_USE, not PHI_ARG_DEF_TREE.
9444 * tree-ssa-pre.c (eliminate): Call update_stmt.
9445 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
9447 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
9448 (nearest_common_dominator_of_uses): Use imm_use iterator.
9449 (statement_sink_location): Use imm_use iterator and interface.
9450 (execute_sink_code): Don't call compute_immediate_uses or free-df.
9451 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
9452 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
9453 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
9454 (verify_ssa): Ensure no stmt is marked modify after optimization pass
9455 if new parameter is true.
9456 (init_tree_ssa): Don't initialize operand cache here.
9457 (delete_tree_ssa): Don't destroy operand cache here.
9458 (propagate_into_addr): Pass in a use pointer, return true if anything
9460 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
9461 (check_phi_redundancy): Use imm_use iterator.
9462 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
9464 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
9465 (release_ssa_name): Delink node and all elements in its imm_use list.
9466 * tree-tailcall.c (adjust_return_value): Call update_stmt.
9467 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
9468 * tree-vectorizer.c (need_imm_uses_for): Delete.
9469 (vectorize_loops): Dont call compute_immediate_uses or free_df.
9470 * tree.h (struct ssa_imm_use_d): Define.
9471 (SSA_NAME_IMM_USE_NODE): Define.
9472 (struct tree_ssa_name): Add imm_use node.
9474 (PHI_ARG_IMM_USE_NODE): Define.
9475 (struct phi_arg_d): Add imm_use node.
9476 (struct tree_phi_node): Remove struct dataflow_d element.
9477 (TDF_STMTADDR): Define.
9479 2005-04-05 Dale Johannesen <dalej@apple.com>
9481 * doc/invoke.texi (Optimization Options): Remove
9482 duplicate -fcse-follow-jumps. Add -fweb.
9483 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
9484 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
9486 2005-04-05 Per Bothner <per@bothner.com>
9488 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
9489 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
9490 (warn_uninit): Get EXPR_LOCUS from context now instead.
9491 This fixes a USE_MAPPED_LOCATION testsuite failure.
9493 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
9495 2005-04-05 Per Bothner <per@bothner.com>
9497 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
9498 of the artification 'return 0' in main() to BUILTINS_LOCATION.
9499 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
9502 2004-04-05 Devang Patel <dpatel@apple.com>
9504 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
9505 (lhsr<mode>3): ... new name.
9506 (altivec_vsra<VI_char>): Rename to ..
9507 (ashr<mode>3): ... new name.
9508 * config/rs6000/rs6000.c (builtin_description): Rename shift
9511 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
9513 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
9514 gen_lowpart_for_combine.
9515 * cse.c (gen_lowpart_if_possible): Move...
9516 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
9518 (gen_lowpart_no_emit_general): Use it.
9520 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9522 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
9525 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9527 * system.h: Fix typo.
9529 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
9531 * config/bfin/bfin-modes.def: New file.
9532 * config/bfin/bfin-protos.h: New file.
9533 * config/bfin/bfin.c: New file.
9534 * config/bfin/bfin.h: New file.
9535 * config/bfin/bfin.md: New file.
9536 * config/bfin/bfin.opt: New file.
9537 * config/bfin/crti.s: New file.
9538 * config/bfin/crtn.s: New file.
9539 * config/bfin/elf.h: New file.
9540 * config/bfin/lib1funcs.asm: New file.
9541 * config/bfin/predicates.md: New file.
9542 * config/bfin/t-bfin: New file.
9543 * config/bfin/t-bfin-elf: New file.
9544 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
9545 Document new attributes.
9546 (interrupt, interrupt_handler, saveall): Update documentation for
9548 * doc/install.texi (Specific): Add entry for the Blackfin.
9549 * doc/invoke.texi (Blackfin Options): New section.
9550 * doc/md.texi (Blackfin family): New section to document constraints.
9551 * config.gcc: Add bfin*-* and bfin*-elf configurations.
9553 2005-04-05 Olivier Hainque <hainque@adacore.com>
9555 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
9556 match what the system unwinder expects.
9557 * config/mips/mips.c (mips_frame_set): If we're saving the return
9558 address register and the dwarf return address column number differs
9559 from the hard register number, adjust the note reg to refer to the
9562 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
9564 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
9565 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
9566 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9567 (processor_type): New enum.
9568 (mn10300_processor): New variable.
9569 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
9570 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
9571 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9572 (PROCESSOR_DEFAULT): New macro.
9573 * config/mn10300/mn10300.c (mn10300_processor): New variable.
9574 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9575 (mn10300_handle_option, mn10300_override_options): New functions.
9576 * config/mn10300/mn10300.opt: New file.
9578 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
9579 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
9581 PR tree-optimization/19903
9582 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
9583 that don't fit in their type after conversion.
9585 2005-04-05 Uros Bizjak <uros@kss-loka.si>
9588 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
9589 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
9590 Allocate local stack slots here. Set ix86_optimize_mode_switching.
9591 flag here. Implement using define_insn_and_split.
9592 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
9593 (frndintxf2_mask_pm_i387): New insn patterns.
9594 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
9595 Do not set ix86_optimize_mode_switching flag.
9596 (ceilsf2, ceildf2, ceilxf2): Same.
9597 (btruncsf2, btruncdf2, btruncxf2): Same.
9598 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
9600 2005-04-05 Ian Lance Taylor <ian@airs.com>
9603 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
9604 i386_pe_record_external_function.
9605 (i386_pe_record_external_function): Update declaration.
9606 * config/i386/winnt.c (struct extern_list): Add decl field.
9607 (i386_pe_record_external_function): Add decl parameter.
9608 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
9610 * config/i386/i386-protos.h (i386_pe_record_external_function):
9613 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
9615 * config/m68k/m68k-protos.h: Add a prototype for
9616 valid_dbcc_comparison_p_2.
9617 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
9618 extend_operator, const_uint32_operand, const_sint32_operand,
9619 general_src_operand, nonimmediate_src_operand,
9620 memory_src_operand, post_inc_operand, pre_dec_operand,
9621 pcrel_address): Move to predicates to predicates.md.
9622 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
9623 * config/m68k/m68k.md: Include predicates.md.
9624 * config/m68k/predicates.md: New.
9626 2005-04-04 Roger Sayle <roger@eyesopen.com>
9628 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
9630 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
9632 2005-04-04 Ian Lance Taylor <ian@airs.com>
9634 * c-typeck.c (struct c_switch): Rename switch_stmt field to
9636 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
9637 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
9638 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
9639 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
9640 * c-common.c (c_do_switch_warnings_1): New static function broken
9641 out of c_do_switch_warnings.
9642 (c_do_switch_warnings): Call c_do_switch_warnings_1.
9643 (c_do_switch_expr_warnings): New function.
9644 * c-common.h (c_do_switch_expr_warnings): Declare.
9646 2005-04-04 David Edelsohn <edelsohn@gnu.org>
9647 Daniel Jacobowitz <dan@codesourcery.com>
9649 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
9651 * rtlanal.c (may_trap_p): Same.
9653 2005-04-04 Dale Johannesen <dalej@apple.com>
9655 * ChangeLog: remove reference to ChangeLog.12.
9657 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
9659 CRIS epilogue as RTL.
9660 * config/cris/cris.md: Change all 0 in unspec 0 to
9662 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
9663 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
9665 ("return"): Change to define_expand. Call cris_expand_return for
9667 ("*return_expanded"): New pattern.
9668 ("epilogue"): New define_expand.
9669 * config/cris/cris.h (PREDICATE_CODES): Add
9670 cris_load_multiple_op.
9671 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
9673 (enum cris_retinsn_type): New.
9674 (struct machine_function): New member return_type.
9675 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
9676 (cris_target_asm_function_epilogue): Remove, moving RTLified
9678 (cris_expand_epilogue): New function.
9679 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
9680 (cris_gen_movem_load, cris_load_multiple_op)
9681 (cris_return_address_on_stack_for_return, cris_expand_return): New
9683 (cris_target_asm_function_prologue)
9684 (cris_initial_frame_pointer_offset): Call
9685 cris_reg_saved_in_regsave_area instead of complicated expression.
9686 Call cris_return_address_on_stack instead of an expression.
9687 (cris_print_operand) <case 'o', case 'O'>: New cases.
9688 (cris_return_address_on_stack): Change return-type to bool.
9689 (cris_simple_epilogue): Ditto. Return false if registers are
9691 * config/cris/cris-protos.h (cris_simple_epilogue)
9692 (cris_return_address_on_stack): Adjust prototype return type.
9693 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
9694 (cris_return_address_on_stack_for_return): New prototypes.
9696 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9698 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
9699 gpr_or_int12_operand.
9701 * config/frv/frv-protos.h: Add a prototype to
9702 frv_legitimate_memory_operand and frv_const_unspec_p.
9703 (frv_unspec): Move from frv.c.
9704 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
9705 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
9706 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
9707 gpr_or_fpr_operand, gpr_or_int12_operand,
9708 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
9709 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
9710 int6_operand, int5_operand, uint5_operand, uint4_operand,
9711 uint1_operand, int_2word_operand, uint16_operand,
9712 upper_int16_operand, integer_register_operand,
9713 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
9714 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
9715 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
9716 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
9717 move_destination_operand, movcc_fp_destination_operand,
9718 frv_function_symbol_referenced_p, move_source_operand,
9719 condexec_dest_operand, condexec_source_operand,
9720 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
9721 const_unspec_operand, gpr_or_memory_operand,
9722 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
9723 icc_operand, fcc_operand, cc_operand, icr_operand,
9724 fcr_operand, cr_operand, call_operand, sibcall_operand,
9725 symbolic_operand, relational_operator,
9726 integer_relational_operator, float_relational_operator,
9727 ccr_eqne_operator, minmax_operator,
9728 condexec_si_binary_operator, condexec_si_media_operator,
9729 condexec_si_divide_operator, condexec_si_unary_operator,
9730 condexec_sf_conv_operator, condexec_sf_add_operator,
9731 condexec_memory_operand, intop_compare_operator, acc_operand,
9732 even_acc_operand, quad_acc_operand, accg_operand: Move to
9734 * config/frv/frv.h (PREDICATE_CODES): Remove.
9735 * config/frv/frv.md: Include predicates.md.
9736 * config/frv/predicates.md: New.
9738 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9741 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
9742 * tree-ssa-loop-ivopts.c: Include langhooks.h.
9743 (add_standard_iv_candidates_for_size): New function, extracting code
9744 from add_standard_iv_candidates and parameterizing it by type size.
9745 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
9747 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
9749 * system.h (GCOV_SIZE_TYPE): Unposion.
9750 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
9751 (GCOV_TYPE_SIZE): ...this new macro.
9752 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
9753 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
9754 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
9755 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
9756 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
9757 instead of unsigned_intSI_type_node.
9758 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
9759 (rtl_gen_one_value_profiler_no_edge_manipulation)
9760 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
9761 * value-prof.c: Include coverage.h.
9763 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
9764 Diego Novillo <dnovillo@redhat.com>
9766 Fix PR tree-optimization/20703
9767 Fix PR tree-optimization/20725
9769 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
9770 (create_expression_by_pieces): Ditto.
9771 (valid_in_set): Ditto. Also handle tcc_declaration.
9772 (find_or_generate_expression): Handle comparison class.
9773 (insert_into_preds_of_block): Ditto.
9774 (insert_aux): Ditto.
9775 (create_value_expr_from): Handle comparison class, recursively
9776 handle reference nodes.
9777 (compute_avail): Handle comparison classes, rewrite a little cleaner.
9778 (execute_pre): Fix spacing.
9779 (do_fre): Renamed to execute_fre.
9781 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9783 * doc/invoke.texi (SPARC options): Document that
9784 -mlittle-endian is not supported on Linux either.
9786 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9790 * config.gcc (Obsolete configurations): Remove
9791 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
9792 (sparclite-*-coff*): Delete.
9793 (sparclite-*-elf*): Likewise.
9794 (sparc86x-*-elf*): Likewise.
9795 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
9796 * config/sparc/lite.h: Delete.
9797 * config/sparc/litecoff.h: Likewise.
9798 * config/sparc/liteelf.h: Likewise.
9799 * config/sparc/sp86x-elf.h: Likewise.
9800 * config/sparc/t-sparclite: Likewise.
9801 * config/sparc/t-sp86x: Likewise.
9803 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
9805 * config/s390/s390-protos.h: (s390_comparison,
9806 s390_alc_comparison, s390_slb_comparison, const0_operand,
9807 consttable_operand, larl_operand, s_operand,
9808 shift_count_operand, bras_sym_operand, load_multiple_operation,
9809 store_multiple_operation, s390_plus_operand): Remove prototypes.
9810 (s390_legitimate_address_without_index_p): New prototype.
9811 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
9813 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
9814 const0_operand, consttable_operand, larl_operand, s_operand,
9815 shift_count_operand, bras_sym_operand, load_multiple_operation,
9816 store_multiple_operation, s390_plus_operand): Move to
9818 (check_mode): Remove.
9819 (s390_branch_condition_mask): Remove 'static'. Move prototype to
9821 (s390_legitimate_address_without_index_p): New.
9822 * config/s390/s390.h (PREDICATE_CODES): Remove.
9823 * config/s390/s390.md: Include predicates.md.
9824 * config/s390/predicates.md: New.
9826 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9829 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
9830 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
9831 (NEED_INDICATE_EXEC_STACK): Define to 1.
9832 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
9833 (NEED_INDICATE_EXEC_STACK): Define to 1.
9834 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
9835 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
9836 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
9837 (pic_helper_emitted_p): New global.
9838 (emit_pic_helper): New function extracted from...
9839 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
9840 Do not call emit_pic_helper if delay_pic_helper is true.
9841 (sparc_expand_prologue): Pass 'false' to load_pic_register.
9842 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
9843 (sparc_file_end): New function.
9845 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9847 * config/mcore/mcore-protos.h: Remove the prototypes for
9848 mcore_arith_reg_operand, mcore_general_movsrc_operand,
9849 mcore_general_movdst_operand, mcore_reload_operand,
9850 mcore_arith_J_operand, mcore_arith_K_operand,
9851 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
9852 mcore_arith_K_S_operand, mcore_arith_imm_operand,
9853 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9854 mcore_literal_K_operand, mcore_addsub_operand,
9855 mcore_compare_operand, mcore_load_multiple_operation,
9856 mcore_store_multiple_operation, mcore_call_address_operand.
9857 Add a prototype for const_ok_for_mcore.
9858 * config/mcore/mcore.c (mcore_call_address_operand,
9859 mcore_general_movsrc_operand, mcore_general_movdst_operand,
9860 mcore_arith_reg_operand, mcore_reload_operand,
9861 mcore_arith_J_operand, mcore_arith_K_operand,
9862 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
9863 mcore_arith_M_operand, mcore_arith_imm_operand,
9864 mcore_arith_any_imm_operand, mcore_arith_O_operand,
9865 mcore_literal_K_operand, mcore_addsub_operand,
9866 mcore_compare_operand, mcore_load_multiple_operation,
9867 mcore_store_multiple_operation): Move to predicates.md.
9868 (const_ok_for_mcore): Export.
9869 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
9870 * config/mcore/mcore.md: Include predicates.md.
9871 * config/mcore/predicates.md: New.
9873 * config/mcore/predicates.md: Fix a comment typo.
9875 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
9876 Adrian Straetling <straetling@de.ibm.com>
9878 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
9879 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
9880 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
9882 ("imul"): Removed from "type" attribute.
9883 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
9884 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
9885 Changed type to imulsi.
9886 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
9888 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9890 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
9891 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
9892 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
9893 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
9894 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
9895 (TARGET_SWITCHES, mcore_stack_increment_string)
9896 (TARGET_OPTIONS): Delete.
9897 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
9898 than *_BIT constants.
9899 (TARGET_8ALIGN): #undef old definition before redefining to 1.
9900 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
9901 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
9902 (mcore_override_options): Delete mcore_stack_increment code.
9903 Change use of M340_BIT to MASK_M340.
9904 * config/mcore/mcore.opt: New file.
9906 2005-04-04 Ian Lance Taylor <ian@airs.com>
9908 * config/arm/arm.c (replace_symbols_in_block): Remove static
9911 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
9913 * config/fr30/fr30-protos.h: Remove the prototypes for
9914 stack_add_operand, add_immediate_operand,
9915 high_register_operand, low_register_operand, call_operand,
9916 di_operand, and nonimmediate_di_operand.
9917 * config/fr30/fr30.c (stack_add_operand,
9918 add_immediate_operand, high_register_operand,
9919 low_register_operand, call_operand, di_operand,
9920 nonimmediate_di_operand): Move to predicates.md.
9921 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
9922 * config/fr30/fr30.md: Include predicates.md.
9923 * config/fr30/predicates.md: New.
9925 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
9926 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
9927 mcore_call_address_operand.
9929 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
9930 general_movsrc_operand.
9932 2005-04-04 Alan Modra <amodra@bigpond.net.au>
9934 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
9937 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
9940 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
9943 2005-04-04 Richard Henderson <rth@redhat.com>
9944 Jakub Jelinek <jakub@redhat.com>
9946 PR rtl-optimization/16104
9947 * fold-const.c (fold_unary): Fix folding of vector conversions.
9949 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9951 * config.gcc (xstormy16-*-elf): Set extra_options.
9952 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
9953 * config/stormy16/stormy16.opt: New file.
9955 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
9957 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
9958 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
9959 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
9960 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
9961 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
9962 (TARGET_UNIX_ASM): Delete.
9963 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
9964 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
9965 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
9966 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9967 * config/pdp11/pdp11.opt: New file.
9969 2005-04-03 Roger Sayle <roger@eyesopen.com>
9970 Alexandre Oliva <aoliva@redhat.com>
9973 * fold-const.c (non_lvalue): Split tests into...
9974 (maybe_lvalue_p): New function.
9975 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
9976 C++ front-end prior to lowering into gimple form.
9978 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9980 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
9981 BUILT_IN_STRNCASECMP): New.
9982 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
9985 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
9988 * arm.md (addsi3_compare0_for_combiner): Delete.
9989 (addsi3_compare0_scratch_for_combiner): Delete.
9990 (cmpsi_neg_shiftsi): Delete.
9991 (compare_negsi_si): New pattern.
9992 (cmpsi_negshiftsi_si): New pattern.
9993 (negated_cbranchsi4): Restrict to equality_operator.
9995 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
9998 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10000 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10003 * doc/install.texi: Fix a typo.
10005 2005-04-03 Steven Bosscher <stevenb@suse.de>
10007 PR middle-end/20648
10008 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10009 a computed goto if the edge to the computed goto block has
10010 incoming abnormal edges. Clarify how the function works.
10012 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10014 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10015 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10016 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10017 hash_scan_set, reg_set_between_after_reload_p,
10018 reg_used_between_after_reload_p, get_avail_load_store_reg,
10019 eliminate_partially_redundant_load): Likewise.
10020 * postreload.c (reload_cse_simplify_set,
10021 reload_combine_note_use): Likewise.
10022 * predict.c (predict_insn, expected_value_to_br_prob,
10023 propagate_freq, expensive_function_p): Likewise.
10024 * print-rtl.c (print_rtx): Likewise.
10025 * profile.c (instrument_edges, instrument_values,
10026 compute_branch_probabilities, branch_prob, union_groups,
10027 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10028 * protoize.c (in_system_include_dir, file_could_be_converted,
10029 file_normally_convertible, gen_aux_info_file, seek_to_line,
10030 do_cleaning): Likewise.
10031 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10032 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10033 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10035 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10037 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10038 * modulo-sched.c (undo_replace_buff_elem): New structure.
10039 (kernel_number_of_cycles, ps_unschedule_node,
10040 undo_generate_reg_moves,free_undo_replace_buff,
10041 undo_permute_partial_schedule, loop_single_full_bb_p,
10042 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10043 build_loops_structure, get_sched_window): New.
10044 (generate_reg_moves): Return undo_replace_buff_elem and other
10046 (generate_prolog_epilog): Remove old loop versioning.
10047 (sms_schedule): Use loop information and loop_version.
10048 (sms_schedule_by_order): Split part of it to get_sched_window.
10049 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10050 cfg_layout_finalize and free_dominance_info before/after SMS.
10052 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10054 * cfghooks.c (lv_flush_pending_stmts,
10055 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10056 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10057 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10058 lv_add_condition_to_bb,
10059 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10060 flush_pending_stmts): New in cfg_hooks structure.
10061 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10062 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10063 lv_add_condition_to_bb): New declarations.
10064 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10066 (loop_version): Declare.
10067 * cfgloopmanip.c (cfghooks.h): Include.
10068 (duplicate_loop_to_header_edge): Change return type to bool.
10069 (loop_version, lv_adjust_loop_entry_edge): Move here.
10070 * cfgrtl.c (cfgloop.h): Include.
10071 (rtl_verify_flow_info_1): Fix.
10072 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10073 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10075 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10076 tree_lv_add_condition_to_bb): New.
10077 (tree_cfg_hooks): Add new hooks to initialization.
10078 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10079 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10081 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10083 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
10084 xstormy16_below100_or_register,
10085 xstormy16_splittable_below100_or_register, and
10086 nonimmediate_nonstack_operand.
10088 * config/stormy16/stormy16-protos.h: Remove the prototypes for
10089 xstormy16_ineqsi_operator, equality_operator,
10090 inequality_operator, shift_operator,
10091 xstormy16_below100_operand, xstormy16_below100_or_register,
10092 xstormy16_splittable_below100_or_register,
10093 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
10094 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
10095 equality_operator, inequality_operator,
10096 xstormy16_below100_operand, xstormy16_below100_or_register,
10097 xstormy16_splittable_below100_or_register,
10098 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
10099 nonimmediate_nonstack_operand, shift_operator): Move to
10101 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
10102 * config/stormy16/stormy16.md: Include predicates.md.
10103 * config/stormy16/predicates.md: New.
10105 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10107 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
10108 small_int, large_int, reg_or_0_operand, simple_memory_operand,
10109 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
10110 move_operand, power_of_2_operand): Move to predicates.md.
10111 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
10112 PREDICATE_CODE): Remove.
10113 * config/iq2000/iq2000.md: Include predicates.md.
10114 * config/iq2000/predicates.md: New.
10116 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
10118 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
10119 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
10120 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
10121 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
10122 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
10123 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
10124 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10125 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10126 (TARGET_M68HC11): Delete.
10127 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
10128 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
10129 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
10130 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10131 (nb_soft_regs): Delete.
10132 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
10133 (m68hc11_override_options): Remove the code that caters for MASK_M6811
10134 and MASK_M6812 being set simultaneously. Change the code that sets
10135 the default m68hc11_soft_reg_count to use integers instead of strings.
10136 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
10137 m68hc11_soft_reg_count (which now has an int type) as the number
10139 * config/m68hc11/m68hc11.opt: New file.
10141 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10143 * config/fr30/fr30.h (PREDICATE_CODES): Remove
10144 fp_displacement_operand, sp_displacement_operand.
10146 * config/m68hc11/m68hc11-protos.h: Add a prototype for
10148 Remove the prototypes for tst_operand, cmp_operand,
10149 stack_register_operand, d_register_operand,
10150 hard_addr_reg_operand, splitable_operand,
10151 m68hc11_logical_operator, m68hc11_arith_operator,
10152 m68hc11_non_shift_operator, m68hc11_shift_operator,
10153 m68hc11_unary_operator, m68hc11_eq_compare_operator,
10154 non_push_operand, hard_reg_operand, and
10155 reg_or_some_mem_operand.
10156 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
10158 (tst_operand, cmp_operand, non_push_operand,
10159 splitable_operand, reg_or_some_mem_operand,
10160 stack_register_operand, d_register_operand,
10161 hard_addr_reg_operand, hard_reg_operand,
10162 m68hc11_eq_compare_operator, m68hc11_logical_operator,
10163 m68hc11_arith_operator, m68hc11_non_shift_operator,
10164 m68hc11_shift_operator, m68hc11_unary_operator): Move to
10166 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
10167 * config/m68hc11/m68hc11.md: Include predicates.md.
10168 * config/m68hc11/predicates.md: New.
10170 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10173 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
10174 change checked in along with 2005-03-03's patch for debug/20253.
10175 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
10176 (remap_decl): Insert type decl in map earlier.
10178 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10180 PR tree-optimization/20640
10181 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
10182 post-dominator if it has phi nodes.
10183 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
10184 before dead statements.
10186 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10188 PR middle-end/20491
10189 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
10191 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10193 PR rtl-optimization/20290
10194 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
10195 in every iteration if the entry point is the exit test.
10197 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
10199 * config/cris/cris.md (attribute "length"): Define.
10201 2005-04-02 Geoffrey Keating <geoffk@apple.com>
10203 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
10204 (word_offset_memref_operand): New.
10205 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
10206 (indexed_or_indirect_operand): Delete.
10207 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
10208 (indexed_or_indirect_operand): Delete.
10210 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
10213 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
10216 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
10217 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
10219 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10221 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
10223 2005-04-01 Ian Lance Taylor <ian@airs.com>
10225 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
10226 (rus, prus): Remove static variables.
10227 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
10228 (process_command): Permit report_times and use_pipes together.
10230 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10232 * c-decl.c (validate_proto_after_old_defn): Look at
10233 TYPE_MAIN_VARIANT of argument types.
10235 2005-04-01 Paul Brook <paul@codesourcery.com>
10237 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
10238 (arm_output_function_epilogue): Allow call_via_SP.
10239 (thumb_call_via_reg, arm_file_end): Ditto.
10240 * config/arm/arm.h (struct machine_function): Include space for SP.
10241 (thumb_call_via_label): Update declaration.
10243 2005-04-01 Ian Lance Taylor <ian@airs.com>
10245 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
10246 doing a peephole optimization, once again put any notes in the
10249 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10251 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
10253 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10255 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
10256 (block_alloc, find_free_reg): Likewise.
10257 * loop-doloop.c (doloop_modify): Likewise.
10258 * loop-invariant.c (record_use): Likewise.
10259 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
10260 get_iv_value, canon_condition, eliminate_implied_condition,
10261 eliminate_implied_condition, simplify_using_initial_values,
10262 shorten_into_mode, canonicalize_iv_subregs,
10263 iv_number_of_iterations): Likewise.
10264 * loop-unroll.c (expand_var_during_unrolling): Likewise.
10265 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
10266 unswitch_loop): Likewise.
10267 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
10268 move_movables, replace_call_address, find_and_verify_loops,
10269 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
10270 record_giv, final_giv_value, general_induction_var,
10271 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
10272 loop_giv_dump): Likewise.
10274 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
10275 GCOV_CHECK_WRITING): Remove.
10276 (gcov_position, gcov_rewrite): Use gcc_assert.
10277 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
10278 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
10279 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
10282 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10284 * tree-inline.c: Fix a typo.
10286 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10288 * configure.ac (enable-checking): Explicitly set all variables for
10289 collective switch values. Alphabetize variables. Rename
10290 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
10292 * doc/install.texi (enable-checking): Update documentation.
10293 * configure: Rebuilt.
10295 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10297 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
10300 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10302 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
10303 Also reject cases where this pattern will cause load delay stalls
10304 unless optimizing for size and it will produce a shorter sequence.
10305 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
10306 variants to avoid pre-adjusting the base when possible.
10308 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
10310 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
10311 the frame and argument pointers.
10312 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
10313 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
10314 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
10315 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
10316 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
10317 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
10319 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
10321 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
10322 with entry for selectany attribute.
10323 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
10325 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
10326 (i386_pe_asm_named_section): Handle sections generated by
10327 selectany attribute.
10328 * doc/extend.texi (selectany): Document attribute.
10330 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
10331 Jan Hubicka <jh@suse.cz>
10333 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
10334 to fix addresses involving EBP and ESP.
10335 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
10336 for SUBREGed registers.
10337 (legitimate_address_p): Accept SUBREGed registers.
10339 2005-04-01 Jakub Jelinek <jakub@redhat.com>
10342 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
10343 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
10346 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10348 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
10350 2005-04-01 James E Wilson <wilson@specifixinc.com>
10353 * dwarf2out.c (rtl_for_decl_init): New function.
10354 (rtl_for_decl_location): Extracted from here.
10355 (tree_add_const_value_attribute): Call rtl_for_decl_init and
10356 add_const_value_attribute. Delete initializer_constant_valid_p call.
10358 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10360 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
10361 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
10362 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
10363 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
10364 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
10365 config/i386/i386.md, config/rs6000/predicates.md,
10366 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
10367 config/s390/s390.c, config/stormy16/stormy16.c,
10368 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
10371 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10374 * gimplify.c (gimplify_expr): Create a temporary for lvalue
10375 COND_EXPR and CALL_EXPR.
10377 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
10380 * genautomata.c (first_cycle_unit_presence): Check all alternative
10381 states for unit presence.
10383 * doc/md.texi: Remove remark about impossibility to query unit
10384 presence in non nondeterministic automaton state.
10386 * config/ia64/ia64.c (get_template): Change order of unit querying.
10388 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10390 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
10393 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
10395 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
10396 flag for edges outside any loops.
10398 2005-03-31 Janis Johnson <janis187@us.ibm.com>
10400 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
10402 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10404 * tree-ssa-alias.c: Follow spelling conventions.
10405 * doc/tree-ssa.texi: Fix a typo.
10407 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
10409 * postreload-gcse.c: Include target.h.
10410 (gcse_after_reload_main): Return early if we cannot modify jumps.
10411 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
10413 2005-03-31 David Edelsohn <edelsohn@gnu.org>
10415 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
10416 expensive operations.
10418 2005-03-31 Ian Lance Taylor <ian@airs.com>
10420 * collect2.c (lderrout): New variable.
10421 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
10422 if it is set, to stderr.
10423 (handler): Unlink lderrout if it is set.
10424 (dump_file): Add "to" parameter. Change all callers.
10425 (main): Initialize lderrout.
10426 (collect_execute): Add errname parameter. Change all callers.
10427 Rename redir parameter to outname. Never pass
10428 PEX_STDERR_TO_STDOUT to pex_run.
10429 * collect2.h (collect_execute, dump_file): Update declarations.
10430 * tlink.c (tlink_execute): Add errname parameter. Change all
10432 (do_tlink): Check lderrout as well as ldout.
10434 2005-03-31 Caroline Tice <ctice@apple.com>
10436 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
10437 (bb-reorder.o): Add errors.h to list of requirements.
10438 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
10439 profiledbootstrap flags.
10440 * bb-reorder.c (errors.h): Add new include.
10441 (struct bbro_basic_block_data_def): Add new field, in_trace.
10442 (add_unlikely_executed_notes): Remove function.
10443 (mark_bb_for_unlikely_executed_section): Remove function.
10444 (insert_section_boundary_note): New function.
10445 (verify_hot_cold_block_grouping): New function.
10446 (push_to_next_round_p): Remove variables and tests that push all
10447 cold blocks to last round.
10448 (find_traces): Remove code that added extra round of trace finding
10449 when doing partitioning.
10450 (find_traces_1_round) : Remove variable last_round; add code to
10451 update new struct field, in_trace; correct trace_length where it was
10452 incorrect before (after call to copy_bb); change code that pushed all
10453 cold blocks to last round. Instead verify that all blocks going into
10454 a trace belong in the same partition.
10455 (connect_traces): Modify to connect the traces in two passes, if the
10456 function contains both hot and cold blocks. The first pass connects
10457 all the traces for blocks in the partition that the first block in
10458 the function belongs to; the second pass connnects all the traces
10459 containing blocks that belong in the other partition.
10460 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
10461 code that automatically put the first block in a function into the
10462 hot partition if the function had any hot blocks.
10463 (fix_crossing_unconditional_branches): Check number of succ edges
10464 before attempting to get one.
10465 (fix_edges_for_rarely_executed_code): Update comment describing
10467 (reorder_basic_blocks): Add code to initialize new field (in_trace);
10468 remove call to add_unlikely_executed_notes; add call to
10469 verify_hot_cold_block_grouping.
10470 (duplicate_computed_gotos): Don't change computed goto if it's a
10472 (partition_hot_cold_basic_blocks): Update function comment.
10473 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
10475 (try_forward_edges): Likewise.
10476 (merge_blocks_move_predecessor_nojumps): Likewise.
10477 (merge_blocks_move_successor_nojumps): Likewise.
10478 (merge_blocks_move): Likewise.
10479 (try_crossjump_bb): Likewise.
10480 * cfglayout.c (update_unlikely_executed_notes): Remove function.
10481 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
10482 notes to cold bb's; remove call to update_unlikely_executed_notes.
10483 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10484 NOTE_INSN_SWITCH_TEXT_SECTIONS.
10485 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
10486 function declaration.
10487 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
10488 from consideration.
10489 (rtl_can_merge_blocks): Remove redundancy from condition.
10490 (try_redirect_by_replacing_jump): Likewise.
10491 (force_nonfallthru_and_redirect): Remove code for adding
10492 UNLIKELY_EXECUTED_CODE notes to cold bb's.
10493 (commit_one_edge_insertion): Likewise.
10494 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
10495 * dbxout.c (FORCE_TEXT): Replace function_section with
10496 current_function_section.
10497 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
10498 function, switch_text_section.
10499 (struct xcoff_debug): Likewise.
10500 (dbxout_function_end): Add code to put out label diffs for both
10501 hot and cold sections.
10502 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
10503 for new debug_hooks funciton, switch_text_section..
10504 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
10505 switch_text_section.
10506 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
10507 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
10508 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
10509 dw_fde_switched_sections.
10510 (output_call_frame_info): Add test to see if function switches text
10511 sections in the middle; if so, use appropriate extra hot and cold
10512 section labels to compute size deltas for the hot and cold sections.
10513 (dwarf2out_begin_prologue): Add code to initialize new fields in
10515 (dwarf2out_switch_text_section): New function (invoked through
10516 debug_hook); updates new fields in dw_fde_struct appropriately and
10517 increments separate_line_info_table_in_use.
10518 (dwarf2_debug_hooks): Initialize switch_text_section function to be
10519 dwarf2out_switch_text_section.
10520 (struct var_loc_node): Add new field, section_label.
10521 (output_aranges): Add code to check whether in hot or cold section and
10522 use the appropriate label in calculating deltas.
10523 (output_ranges): Likewise.
10524 (output_line_info): Add code to check which section we're in and
10525 use appropriate hot/cold label.
10526 (add_location_or_constant_value_attribute): Likewise.
10527 (gen_subprogam_die): Modify arange attributes to use correct labels.
10528 (dwarf2out_begin_block): Change call to function_section into call to
10529 current_function_section.
10530 (dwarf2out_end_block): Likewise.
10531 (dwarf2out_source_line): Likewise.
10532 (dwarf2out_var_location): Add code to check whether in hot or cold
10533 section and use the appropriate label.
10534 * except.c (output_function_exception_table): Change call to
10535 function_section into call to current_function_section.
10536 * final.c (profile_function): Likewise.
10537 (scan_ahead_for_unlikely_executed_note): Remove function.
10538 (final_scan_insn): Remove calls to
10539 scan_ahead_for_unlikely_executed_note, and related code for switching
10540 to cold section, except for the single time
10541 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
10542 debug_hooks->switch_text_sections; replace appropriate calls to
10543 function_section with calls to current_function_section.
10544 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
10545 test_bb to condition.
10546 (find_if_case_2): Likewise.
10547 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10548 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
10549 * opts.c (decode_options): Change warning about hot/cold partitioning
10550 with exceptionss to inform (so as not to cause bootstrap failures);
10551 remove warning about partitioning with DWARF debug info.
10552 * output.h (current_function_section): Add new function decl.
10553 (insert_section_boundary_note): Likewise.
10554 (enum in_section): Move this declaration here from varasm.c.
10555 (unlikely_section_label): Likewise.
10556 (unlikely_text_section_name): Likewise.
10557 (last_text_section_name): New global variable.
10558 (last_text_section): Likewise.
10559 (hot_section_label): Likewise.
10560 (hot_section_end_label): Likewise.
10561 (cold_section_end_label): Likewise.
10562 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
10563 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
10564 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
10565 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
10566 insn from consideration.
10567 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
10568 switch_text_section.
10569 * varasm.c (basic-block.h): Add new include.
10570 (unlikely_section_label_printed): Remove global variable.
10571 (unlikely_section_label): Make global variable not be static any more.
10572 (unlikely_text_section_name): Likewise.
10573 (hot_section_end_label): New global variable (not static)
10574 (first_function_block_is_cold): Likewise.
10575 (hot_section_label): Likewise.
10576 (cold_section_end_label): Likewise..
10577 (last_text_section): New global variable, not static.
10578 (last_text_section_name): New global variable, not static.
10579 (initialize_cold_section_name): New function.
10580 (enum in_section): Move declaration to output.h.
10581 (text_section): Update last_text_section.
10582 (unlikely_text_section): Replace code to determine cold section name
10583 with call to initialize_cold_section_name; Add code to update
10584 last_text_section; remove code for printing out label.
10585 (named_section_real): Add code to update last_text_section and
10586 last_text_section_name as appropriate.
10587 (function_section): Change test for 'unlikely' to depend on
10588 first_function_block_is_cold (moved old test to
10589 current_function_section).
10590 (current_function_section): New function.
10591 (assemble_start_function): Move code that frees
10592 unlikely_text_section_name; initialize hot_section_end_label;
10593 print hot and cold section labels at the start of the function;
10594 set first_function_block_is_cold, if appropriate; initialize l
10595 ast_text_section; add call to insert_section_boundary_note.
10596 (assemble_end_function): Add code to write out hot and cold section
10598 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
10599 switch_text_section.
10600 * config/darwin.c (machopic_select_section): Replace incorrect
10601 function in base_funs; update reloc for cold sections if necessary.
10602 * config/darwin.h (SECTION_FUNCTION): Add code to update
10603 last_text_section if appropriate.
10604 (text_unlikely_section): Remove.
10605 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
10606 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
10607 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
10608 partitioning for this architecture.
10610 2005-03-31 Olivier Hainque <hainque@adacore.com>
10612 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
10613 defined and non-zero.
10615 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
10618 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
10621 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10624 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
10625 label operand. Remove (use (unspec..)). Don't emit a label on
10627 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
10628 generate inline label for load_toc_v4_PIC_1b.
10629 (rs6000_emit_load_toc_table): Likewise.
10631 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
10633 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
10634 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
10636 2005-03-29 Devang Patel <dpatel@apple.com>
10638 * tree-sra.c (decide_block_copy): Disable scalarization of
10641 2005-03-30 Stuart Hastings <stuart@apple.com>
10642 Dale Johannesen <dalej@apple.com>
10644 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
10645 * print-tree.c (print_node): Add case STATEMENT_LIST.
10647 2005-03-31 Alan Modra <amodra@bigpond.net.au>
10649 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
10650 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
10651 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
10652 is given with "powerpc64*" or "all", or when --with-cpu chooses
10655 2005-03-30 James E. Wilson <wilson@specifixinc.com>
10658 * dwarf2out.c (add_high_low_attributes): New function, extracted from
10659 gen_lexical_block_die.
10660 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
10662 2005-03-31 Jan Hubicka <jh@suse.cz>
10664 2004-11-02 Jan Hubicka <jh@suse.cz>
10666 * cgraph.c (cgraph_varpool_node_name): New function.
10667 (dump_cgraph_varpool_node): New function.
10668 (dump_varpool): New function.
10669 * cgraphunit.c (cgraph_optimize): Dump varpool.
10671 2004-10-16 Jan Hubicka <jh@suse.cz>
10673 * cgraph.c (decide_is_variable_needed): New function.
10674 (cgraph_varpool_finalize_decl): Use it.
10675 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
10677 * final.c (output_addr_const): Do not call mark_referenced.
10678 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
10679 always go via cgraph.
10680 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
10681 (check_global_declarations): Ifdef out code clearing DECL_RTL.
10682 * tree-optimize.c (execute_inline): Mark functions called.
10683 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
10685 2004-10-11 Jan Hubicka <jh@suse.cz>
10687 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
10688 (cgraph_varpool_last_needed_node): New static variable.
10689 (enqueue_needed_varpool_node): Break out from ...; add items to the
10690 end of queue; update first pointers.
10691 (cgraph_varpool_mark_needed_node): ... here.
10692 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
10693 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
10694 * cgraph.h (cgraph_varpool_node): Add analyzed field.
10695 (cgraph_varpool_first_unanalyzed_node): Declare.
10696 * cgraphunit.c: Include output.h.
10697 (cgraph_varpool_analyze_pending_decls): New function.
10698 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
10699 for errors, analyze pending decls.
10700 (cgraph_finalize_compilation_unit): Only analyze decls.
10701 (cgraph_optimize): Assemble the decls after expanding.
10703 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
10705 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
10706 subvars get marked properly in tags for grouping.
10707 (add_pointed_to_var): Mark only actual pointed to
10708 variables/subvars in addresses needed.
10709 (create_overlap_variables_for): Clear call clobbered on original
10711 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
10712 addresable vars with subvars into list.
10713 * tree-ssa.c (verify_ssa_name): Verify original is not used where
10716 2005-03-30 Richard Henderson <rth@redhat.com>
10718 * cgraph.h (struct cgraph_node): Add alias.
10719 * varasm.c (assemble_alias): Set it.
10720 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
10721 avoid calling cgraph_expand_function.
10723 2005-03-30 Tom Tromey <tromey@redhat.com>
10725 * tree.def (FILE_TYPE): Removed.
10726 * typeclass.h (enum type_class): Removed file_type_class.
10727 * dwarf2out.c (is_base_type): Updated.
10728 (gen_type_die): Likewise.
10729 * dbxout.c (dbxout_type): Updated.
10730 * builtins.c (type_to_class): Updated.
10731 * tree.c (type_contains_placeholder_1): Updated.
10732 * config/sparc/sparc.c (sparc_type_code): Updated.
10733 * config/ia64/ia64.c (hfa_element_mode): Updated.
10734 * expr.c (count_type_elements): Updated.
10735 * stor-layout.c (layout_type): Updated.
10736 * tree-inline.c (remap_type): Updated.
10737 * tree-pretty-print.c (dump_generic_node): Updated.
10739 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
10741 * builtins.c (expand_builtin_powi): Fix mode of
10742 2nd argument to match int.
10743 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
10744 2nd argument type to int.
10745 * libgcc2.c: Change prototype of __powi* functions to use
10748 2005-03-30 Dale Johannesen <dalej@apple.com>
10750 PR middle-end/19225
10751 * calls.c (expand_call): Flush pending deferrals before
10754 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10758 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
10759 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
10760 c_label_context, label_context_stack): New.
10761 * c-decl.c (define_label): Check for jumps into statement
10762 expressions. Add label to list of defined labels.
10763 (start_function): Push context on label_context_stack.
10764 (finish_function): Pop context from label_context_stack.
10765 * c-typeck.c (label_context_stack): New.
10766 (c_finish_goto_label): Check for jumps into statement
10767 expressions. Add label to list of jumped to labels.
10768 (struct c_switch): Add blocked_stmt_expr.
10769 (c_start_case): Initialize it.
10770 (do_case): Check it.
10771 (c_finish_case): Verify !blocked_stmt_expr.
10772 (c_begin_stmt_expr): Push context on label_context_stack.
10773 Increment blocked_stmt_expr. Mark labels jumped to from outside
10775 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
10776 defined in the statement expression and no longer jumpable to.
10777 Mark labels jumped to from just outside the statement expression
10778 as again definable. Pop context from label_context_stack.
10779 * doc/extend.texi (Statement Exprs): Update.
10781 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
10784 * c-decl.c (start_function): Check for old_decl being
10787 2005-03-30 Ian Lance Taylor <ian@airs.com>
10789 * final.c (final): Remove prescan parameter. Change all callers.
10790 (final_scan_insn): Remove prescan parameter. Change all callers.
10792 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
10794 * tree-vectorizer.c: Fix comment typos.
10796 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
10798 * tree-scalar-evolution.c (instantiate_parameters_1): Return
10799 as soon as a chrec_dont_know is detected.
10801 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
10803 Merge from csl-arm-branch.
10804 2004-02-12 Mark Mitchell <mark@codesourcery.com>
10806 * tlink.c (recompile_files): Do not assume that "rename" can
10807 overwrite an existing file.
10809 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
10811 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
10812 * gcc/configure: Regenerate.
10814 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10816 * doc/install.texi: Update binutils requirement for powerpc*-linux.
10818 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
10820 * calls.c (struct arg_data): Update "partial" comment.
10821 (load_register_parameters): Update "nregs" comment.
10823 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10825 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
10826 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
10827 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
10828 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
10829 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
10830 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
10831 than target_flags & 0.
10832 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
10833 (iq2000_arch, iq2000_parse_cpu): Delete.
10834 (TARGET_HANDLE_OPTION): Override default.
10835 (iq2000_handle_option): New function.
10836 (override_options): Remove -march= and -mcpu= handling.
10837 * config/iq2000/iq2000.opt: New file.
10839 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10841 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
10842 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
10843 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
10844 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
10845 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
10846 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
10847 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
10848 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
10849 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
10850 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
10851 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
10852 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
10853 (c4x_rpts_cycles_string, c4x_cpu_version_string)
10854 (TARGET_OPTIONS): Delete.
10855 (c4x_rpts_cycles, c4x_cpu_version): Declare.
10856 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
10857 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
10858 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
10859 (c4x_cpu_version_string): Delete.
10860 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10861 (c4x_handle_option): New function. Map -m3x and -m4x options to the
10862 equivalent -mcpu= option.
10863 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
10864 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
10865 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
10866 or clearing the appropriate MASK_* bit.
10867 (c4x_file_start): Use c4x_cpu_version.
10868 * config/c4x/c4x.opt: New file.
10870 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10872 * doc/options.texi: Document the new MaskExists flag.
10873 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
10874 if the option has the MaskExists flag.
10876 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
10878 * opt-functions.awk (flag_set_p, test_flag): New functions.
10879 (switch_flags): Use them.
10880 * opth-gen.awk: Use flag_set_p to check for flags.
10881 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
10883 2005-03-30 Ian Lance Taylor <ian@airs.com>
10885 * config.host (i[34567]86-*-mingw32*): Don't set
10886 host_can_use_collect2 to no.
10888 2005-03-30 Alan Modra <amodra@bigpond.net.au>
10891 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
10892 Remove convert_memory_address call duplicating that in memory_address.
10894 2005-03-29 Richard Henderson <rth@redhat.com>
10897 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
10898 (build_compound_literal): Likewise. Propagate decl type into the
10900 (finish_decl): Likewise. Use new return value from complete_array_type
10901 for zero sized arrays.
10902 (complete_array_type): Move ...
10903 * c-common.c (complete_array_type): ... here. Change first argument
10904 to pointer-to-type-node. Consistently use sizetype for the index
10905 except for zero sized arrays. Detect zero sized arrays for pedantic
10906 mode diagnostics. Create a new type node instead of modifying the
10908 * c-tree.h (complete_array_type): Move decl ...
10909 * c-common.h (complete_array_type): ... here.
10911 2005-03-29 Richard Henderson <rth@redhat.com>
10914 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
10916 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
10918 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
10919 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
10920 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
10921 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
10923 2005-03-29 Eric Christopher <echristo@redhat.com>
10925 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
10926 truthvalue conversion removal.
10928 2005-03-29 Ian Lance Taylor <ian@airs.com>
10931 * collect2.c: Never include <vfork.h>.
10932 (VFORK_STRING, vfork): Don't define.
10933 (pid): Remove global variable.
10934 (handler): Call raise instead of kill (getpid(), ...).
10935 (collect_wait): Add pex parameter. Change all callers. Use
10936 pex_get_status rather than pwait.
10937 (do_wait): Add pex parameter. Change all callers.
10938 (collect_execute): Return struct pex_obj * rather than void. Use
10939 pex routines rather than pexecute.
10940 (fork_execute): Get pex_obj from collect_execute, and pass it to
10942 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
10943 Only declare quit_handler if SIGQUIT is defined.
10944 (scan_libraries): Likewise.
10945 * collect2.h (collect_execute): Update declaration.
10946 (collect_wait): Update declaration.
10947 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
10948 pass it to collect_wait.
10950 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
10953 * c-parser.c (c_parser_compound_statement_nostart): Give error
10954 message for EOF instead of just setting parser->error.
10956 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
10958 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
10959 (slpeel_update_phi_nodes_for_guard1): New function.
10960 (slpeel_update_phi_nodes_for_guard2): New function.
10961 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
10962 of slpeel_update_phi_nodes_for_guard.
10963 (vectorize_loops): Remove call to loop_closed_rewrite.
10964 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
10967 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
10969 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
10970 (TARGET_LITTLE_ENDIAN): New macro.
10971 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
10972 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
10973 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
10974 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
10975 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
10976 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
10977 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
10978 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
10979 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
10980 (TARGET_OPTIONS): Delete.
10981 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
10982 (CACHE_FLUSH_TRAP): Turn into an integer.
10983 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
10984 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
10985 -mflush-trap is in use.
10986 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
10987 (m32r_cache_flush_trap_string): Delete.
10988 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
10989 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
10990 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
10991 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10992 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
10993 -mmodel= and -msdata= handling from...
10994 (m32r_init): ...here.
10995 * config/m32r/m32r.opt: New file.
10997 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
10999 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11000 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11001 * tree-vect-analyze.c (vect_object_analysis): additional parm
11002 pass back a "struct ptr_info_def *" with the points-to info.
11003 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11004 statement using info returned from vect_object_analysis.
11005 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11006 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11007 for virtual uses and defs when creating a replacement vector
11008 reference. Call duplicate_ssa_name_ptr_info to define points-to
11009 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11010 (vectorizable_store): copy_virtual_operands and update
11011 definition statements.
11012 (vectorizable_load): copy_virtual_operands. Remove call to
11013 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11014 * tree-vectorizer.c (vectorize_loops): Remove calls to
11015 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11016 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11017 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11018 define macro STMT_VINFO_PTR_INFO for use in accessing.
11019 * tree.h add export of duplicate_ssa_name_ptr_info.
11020 * rs6000.c (altivec_init_builtins): Declare builtin function
11021 __builtin_altivec_mask_for_load to be "const".
11023 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11025 PR middle-end/20622
11026 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11027 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11028 assemble_variable on aliases.
11029 * varasm.c (assemble_alias): Set node->alias.
11030 * toplev.c (wrapup_global_declarations): Don't call
11031 rest_of_decl_compilation on aliases again.
11033 2005-03-29 Paul Brook <paul@codesourcery.com>
11035 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11036 * config/arm/arm.c (arm_dbx_register_number): New function.
11037 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11039 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11041 PR middle-end/20263
11042 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11043 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11045 2005-03-29 Dale Johannesen <dalej@apple.com>
11047 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11048 $(TREE_H) and $(COVERAGE_H).
11049 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11050 * opts.c (common_handle_option): Enable tree-based value transforms.
11051 * toplev.c (process_options): Ditto.
11052 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11053 refers to references to this type.
11054 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11055 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11056 for may_be_more, may_be_less.
11057 (rtl_gen_pow2_profiler): Adjust.
11058 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11059 (rtl_gen_one_value_profiler): Adjust.
11060 (rtl_gen_const_delta_profiler): Adjust.
11061 * tree-profile.c (tree_gen_interval_profiler): Implement.
11062 (tree_gen_pow2_profiler): Ditto.
11063 (tree_gen_one_value_profiler): Ditto.
11064 (tree_profiling): New.
11065 (pass_tree_profile): Reference it.
11066 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11068 (insn_divmod_values_to_profile): Rename to
11069 rtl_divmod_values_to_profile. Adjust.
11070 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11071 (insn_prefetch_values_to_profile): Adjust.
11072 (rtl_value_profile_transformations): Adjust.
11073 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11074 (gen_mod_pow2): Rename to rtl_mod_pow2.
11075 (gen_mod_subtract): Rename to rtl_mod_subtract.
11076 (divmod_fixed_value_transform): Rename to
11077 rtl_divmod_fixed_value_transform.
11078 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11079 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11080 (rtl_find_values_to_profile): Adjust.
11081 (tree_value_profile_transformations): Implement.
11082 (tree_divmod_values_to_profile): New.
11083 (tree_values_to_profile): New.
11084 (tree_divmod_fixed_value): New.
11085 (tree_mod_pow2): New.
11086 (tree_mod_subtract): New.
11087 (tree_divmod_fixed_value_transform): New.
11088 (tree_mod_pow2_value_transform): New.
11089 (tree_mod_subtract_transform): New.
11090 (tree_find_values_to_profile): Implement.
11091 * profile.c (instrument_values): Free histograms.
11092 (compute_value_histograms): Adjust. Implement tree version.
11094 2005-03-29 Uros Bizjak <uros@kss-loka.si>
11096 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
11097 * config/i386/i386.c (output_fix_trunc): Add new round_mode
11098 variable. Output "fldcw" depending on round_mode.
11099 * config/i386/i386.md (UNSPEC_FIST): New.
11100 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
11101 New isns patterns to implement lrint and llrint built-ins as x87
11102 intrinsic function.
11103 (fistdi2, fist<mode>2 splitters): New splitters.
11104 (lrint<mode>2): New expanders.
11106 2005-03-28 Ian Lance Taylor <ian@airs.com>
11108 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
11109 0 when calling final_scan_insn.
11111 2005-03-28 Jan Hubicka <jh@suse.cz>
11113 PR middle-end/20635
11114 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
11117 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
11118 types where possible.
11120 2005-03-26 Per Bothner <per@bothner.com>
11122 Make -f[no-]show-column also control non-cpp diagnostics.
11123 * c.opt (fshow-column): Move option from here ...
11124 * common.opt (fshow-column): ... to here.
11125 * diagnostic.c (diagnostic_build_prefix): Only print column number
11126 if flag_show_column.
11128 2005-03-27 Steven Bosscher <stevenb@suse.de>
11130 * vax-protos.h (vax_output_int_move, vax_output_int_add,
11131 vax_output_conditional_branch): New prototypes.
11132 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
11133 extracted from vax.md mov and add patterns.
11134 (vax_output_conditional_branch): New function to output conditional
11135 branch instructions.
11136 * vax.md: Use mode macros for arithmetic and mov patterns.
11137 Use code macros for the jump patterns.
11139 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11141 * Makefile.in (libbackend.o): Depend on version files;
11142 add custom generation command.
11144 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11147 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
11148 sure that we have a REG before getting its REGNO.
11150 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11152 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
11153 * builtins.def (BUILT_IN_STRNDUP): New.
11155 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
11157 PR tree-optimization/20470
11158 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
11161 2005-03-25 Mike Stump <mrs@apple.com>
11163 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
11166 2005-03-25 Geoffrey Keating <geoffk@apple.com>
11168 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
11169 Use our own structure definitions.
11171 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
11172 (fix_truncdfsi2): Allow registers or memory as destination.
11173 When TARGET_PPC_GFXOPT, generate simplified pattern.
11174 (fix_truncdfsi2_internal): Use define_insn_and_split.
11175 (fix_truncdfsi2_internal_gfxopt): New.
11176 (fctiwz): Don't confuse register allocation by giving it no choices.
11178 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
11179 (EXTRA_MEMORY_CONSTRAINT): Likewise.
11180 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
11181 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
11183 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11185 * dominance.c (free_dominance_info): Speed up by freeing et
11186 data structures without maintaining other nodes.
11187 * et-forest.c (et_free_tree_force): New.
11188 * et-forest.h: Add a prototype for et_free_tree_force.
11190 * tree.c (get_set_constructor_bits,
11191 get_set_constructor_bytes): Remove.
11192 * tree.h: Remove the corresponding prototypes.
11194 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11197 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
11198 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
11199 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
11200 PRE_DEC, NEG and NOT.
11202 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11204 * fold-const.c: Convert uses of fold (build (...)) to
11207 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
11209 PR rtl-optimization/20249
11210 * cse.c (insert_regs): Do not record equivalence of registers in
11213 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
11215 * emit-rtl.c (reverse_comparison): Remove.
11216 * rtl.h: Remove the corresponding prototype.
11218 2005-03-24 James E Wilson <wilson@specifixinc.com>
11220 * doc/install.texi (--enable-altivec): Delete docs.
11222 2005-03-24 David Edelsohn <edelsohn@gnu.org>
11224 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
11225 SFmode and DFmode before reload when
11226 flag_unsafe_math_optimizations not enabled.
11228 2005-03-24 Geoffrey Keating <geoffk@apple.com>
11230 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11232 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
11233 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
11235 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
11237 * configure.ac (enable-checking): Add 'runtime' option.
11238 * doc/install.texi (enable-checking): Document 'runtime' checking.
11239 * tsystem.h (gcc_assert, gcc_unreachable): Define.
11240 * config.in: Regenerated.
11241 * configure: Regenerated.
11243 2005-03-23 Uros Bizjak <uros@kss-loka.si>
11245 * optabs.h (enum optab_index): Remove OTI_llrint.
11246 (llrint_optab): Remove macro.
11247 * optabs.c (init_optabs): Remove llrint_optab initialization.
11248 * genopinit.c (optabs): Remove llrint_optab implementation.
11249 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
11252 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
11254 PR rtl-optimization/20532
11255 * simplify-rtx.c (simplify_binary_operation_1): Protect from
11256 overflow when adding coefficients for PLUS or MINUS.
11257 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
11260 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11262 * langhooks.h (truthvalue_conversion): Remove.
11263 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11264 LANG_HOOKS_TRUTHVALUE_CONVERSION.
11265 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
11266 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
11267 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
11269 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
11271 * params.def: Fix a typo.
11272 * config/mips/mips.c: Follow the spelling convensions.
11273 * doc/invoke.texi: Fix typos.
11275 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
11277 Fix PR tree-optimization/20601
11279 * tree-ssa-pre.c (insert_aux): Add missing condition to
11282 2005-03-23 Ian Lance Taylor <ian@airs.com>
11284 * final.c (final_scan_insn): Don't remove no-op instructions.
11285 * reload1.c (reload): Remove simple no-op instructions even when
11288 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
11290 PR tree-optimization/20501
11291 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
11292 reporting that peeling for alignment is applied moved to...
11293 * (vect_analyze_data_refs_alignment): Here.
11295 2005-03-23 Ian Lance Taylor <ian@airs.com>
11297 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
11299 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11301 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
11302 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
11304 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
11306 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
11307 imply that this is called once, independent of asms in code.
11308 Adjust to now being pased output and input lists. Mention helper
11309 function decl_overlaps_hard_reg_set_p.
11310 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
11311 hook_tree_tree_identity and to take three trees, returning third.
11312 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
11314 * stmt.c: include hard-reg-set.h before tree.h.
11315 (decl_overlaps_hard_reg_set_p): New function, broken out from...
11316 (decl_conflicts_with_clobbers_p): Call
11317 decl_overlaps_hard_reg_set_p.
11318 (expand_asm_operands): Pass output and input lists in call to
11319 targetm.md_asm_clobbers.
11320 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
11321 hook_tree_tree_tree_tree_3rd_identity.
11322 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
11324 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
11325 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
11326 parameters, first two unused.
11327 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
11328 parameters. Only add MOF to clobbers if there's no 'h' mentioned
11329 in constraint letters and MOF is not mentioned as a asm-declared
11330 register in neither of the input and output lists.
11332 2005-03-23 DJ Delorie <dj@redhat.com>
11334 * optabs.c (expand_binop): Make sure the first subword's result
11337 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11339 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
11340 Call c_common_truthvalue_conversion rather than
11341 lang_hooks.truthvalue_conversion.
11342 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
11343 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
11345 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
11346 c_common_truthvalue_conversion.
11347 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
11348 c_parser_conditional_expression, c_parser_binary_expression): Call
11349 c_objc_common_truthvalue_conversion.
11350 * c-typeck.c (build_unary_op): Call
11351 c_objc_common_truthvalue_conversion.
11352 (build_conditional_expr): Do not call
11353 lang_hooks.truthvalue_conversion.
11354 (build_binary_op): Call c_common_truthvalue_conversion.
11355 (c_objc_common_truthvalue_conversion): Moved from
11356 c-objc-common.c. Call default_function_array_conversion instead
11357 of default_conversion.
11359 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11361 * c-common.h (default_conversion): Remove.
11362 (perform_integral_promotions): Add.
11363 * c-tree.h (default_conversion): Add.
11364 * c-typeck.c (perform_integral_promotions): New, split out from
11365 default_conversion.
11366 * c-common.c (check_case_value): Use perform_integral_promotions,
11367 not default_conversion.
11368 (c_add_case_label): Don't continue processing case label after
11369 found to be pointer.
11371 2005-03-23 Mark Mitchell <mark@codesourcery.com>
11373 * gcc.c (do_spec_1): Do not add a -L path for a directory in
11374 the prefix list if we have already added a multilib directory
11375 based on that path.
11376 (main): Do not add MD_EXEC_PREFIX to the list of directories to
11379 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11381 * reload1.c (indirect_symref_ok, reload_obstack): Make them
11383 * reload.h: Remove the prototype for indirect_symref_ok.
11385 * reload1.c (indirect_symref_ok): Make it global.
11386 * reload.h: Add a prototype for indirect_symref_ok.
11388 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
11390 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
11393 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11395 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
11397 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
11399 * c-opts.c (c_common_parse_file): Only start/end main source file
11400 if debug hooks says the writer wants it.
11401 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
11403 (xcoff_debug_hooks): Ditto.
11404 * debug.c (do_nothing_hooks): Ditto.
11405 * debug.h (gcc_debug_hooks): Ditto.
11406 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
11407 * sdbout.c (sdb_debug_hooks): Ditto.
11408 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
11410 2005-03-22 Mark Mitchell <mark@codesourcery.com>
11412 * doc/extend.texi: Deprecate C++ min/max operators.
11414 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
11416 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
11417 artificial original candidates.
11419 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
11420 Jan Hubicka <jh@suse.cz>
11421 Steven Bosscher <stevenb@suse.de>
11423 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
11424 call cost based on argument sizes.
11425 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
11427 * params.def: (max-inline-inssn-single): Set to 450.
11428 (max-inline-insns-auto): Set to 90.
11429 (max-inline-insns-recursive): Set to 450
11430 (max-inline-insns-recursive-auto): Set to 450.
11431 (large-function-insns): Set to 2700.
11432 (inline-call-cost): New parameter.
11433 * tree-inline.c (estimate_move_cost): New function.
11434 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
11435 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
11436 based on arguments.
11437 * tree-inline.h (estimate_move_cost): Declare.
11438 * invoke.texi: (max-inline-inssn-single): Change default to 450.
11439 (max-inline-insns-auto): Change default to 90.
11440 (max-inline-insns-recursive): Change default to 450
11441 (max-inline-insns-recursive-auto): Change default to 450.
11442 (large-function-insns): Change default to 2700.
11443 (inline-call-cost): Document new parameter.
11445 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11447 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
11448 (TARGET_DEFAULT): Delete.
11449 * config/i860/i860.opt: New file.
11451 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
11453 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
11454 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11455 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11456 (frv_sched_lookahead): Delete.
11457 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
11458 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
11459 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
11460 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
11461 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
11462 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
11463 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
11464 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
11465 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
11466 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
11467 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
11468 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
11469 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
11470 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
11471 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
11472 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
11473 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
11474 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
11475 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
11476 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
11477 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
11478 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
11479 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
11480 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11481 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11482 (frv_sched_lookahead): Delete.
11483 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
11484 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11485 (frv_handle_option): New function. Move -mcpu= handling from...
11486 (frv_override_options): ...here. Remove handling of other
11488 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
11489 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
11490 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
11491 and TARGET_NO_MULTI_CE.
11492 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
11493 !TARGET_VLIW_BRANCH.
11494 * config/frv/frv.opt: New file.
11496 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11498 * fold-const.c (fold_ternary): Take decomposed arguments of
11500 (fold): Update a call to fold_ternary.
11502 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
11503 * tree.h: Add corresponding prototypes.
11505 2005-03-22 Jakub Jelinek <jakub@redhat.com>
11508 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
11509 between jump table and its label.
11510 * final.c (shorten_branches): Handle notes in between ADDR_VEC
11511 resp. ADDR_DIFF_VEC and the label preceeding it.
11512 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
11513 is emitted in the right section.
11515 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
11517 * fold-const.c (fold_unary, fold_binary): Update comments
11520 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
11522 PR rtl-optimization/20527
11523 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
11524 REG_INC note, test that the register also isn't mentioned in PRED
11527 2005-03-22 Ben Elliston <bje@au.ibm.com>
11529 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
11532 2005-03-21 Mike Stump <mrs@apple.com>
11534 * varasm.c (default_assemble_visibility): Remove extra ().
11536 2005-03-21 Roger Sayle <roger@eyesopen.com>
11538 PR middle-end/20557
11539 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
11540 to determine whether a block can be duplicated, rather than test
11541 whether the block contains noncopyable insns ourselves.
11543 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11545 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
11548 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11550 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
11552 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11554 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
11555 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
11556 * config/fr30/fr30.opt: New file.
11558 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
11560 Fix PR tree-optimization/20542
11562 * tree-flow-inline.h (overlap_subvar): Move to here.
11563 * tree-ssa-operands.c: From here.
11564 * tree-flow.h (overlap_subvar): Declare.
11565 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
11566 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
11567 for variables with subvars.
11569 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
11571 PR middle-end/20177
11572 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
11573 * modulo-sched.c (const_iteration_count): Return on NULL
11575 (print_node_sched_params): Return on NULL dump_file.
11576 (generate_reg_moves): Handle reg-anti dependencies and disregard
11577 closing branch when generating register moves.
11578 (sms_schedule): Mark the SMSed block dirty.
11579 * passes.c (rest_of_handle_sms): Call update_life_info for all
11581 * testsuite/gcc.dg/20050321-1.c: New test.
11583 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11585 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
11586 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
11587 movqi_internal): Likewise.
11589 2005-03-21 Bob Wilson <bob.wilson@acm.org>
11591 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
11592 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
11593 xtensa_b4const): Delete prototypes.
11594 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
11595 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
11596 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
11597 xtensa_extra_constraint): New prototypes.
11598 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11599 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11600 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11601 move_operand, const_float_1_operand, fpmem_offset_operand,
11602 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
11603 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
11604 (xtensa_b4const_or_zero): ...this. Change return type to bool and
11605 argument type to HOST_WIDE_INT.
11606 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
11607 xtensa_mask_immediate): Likewise.
11608 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
11609 Likewise. Also make these functions static.
11610 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
11611 (xtensa_const_ok_for_letter_p): New.
11612 (add_operand, arith_operand, nonimmed_operand, mem_operand,
11613 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11614 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11615 move_operand, const_float_1_operand, fpmem_offset_operand,
11616 branch_operator, ubranch_operator, boolean_operator): Move to
11618 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
11619 (xtensa_mem_offset): Change return type to bool.
11620 (xtensa_extra_constraint): New.
11621 (gen_int_relational): Update type of const_range_p function pointer.
11622 Use xtensa_b4const_or_zero.
11623 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
11624 xtensa_const_ok_for_letter_p. Update comments.
11625 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
11626 (PREDICATE_CODES): Delete.
11627 * config/xtensa/xtensa.md: Include predicates.md.
11628 * config/xtensa/predicates.md: New file.
11630 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11632 * config/v850/v850-protos.h: Remove the prototypes for
11633 reg_or_int9_operand, reg_or_const_operand,
11634 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
11635 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
11636 movsi_source_operand, power_of_two_operand,
11637 not_power_of_two_operand, special_symbolref_operand,
11638 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
11639 register_is_ok_for_epilogue.
11640 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
11641 reg_or_int9_operand, reg_or_const_operand,
11642 call_address_operand, special_symbolref_operand,
11643 movsi_source_operand, power_of_two_operand,
11644 not_power_of_two_operand, register_is_ok_for_epilogue,
11645 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
11646 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
11648 * config/v850/v850.h (PREDICATE_CODES): Remove.
11649 * config/v850/v850.md: Include predicates.md.
11650 * config/v850/predicates.md: New.
11652 2005-03-21 Zack Weinberg <zack@codesourcery.com>
11654 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
11655 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11656 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
11657 (itoolsdir, itoolsdatadir): Move definition above new first use.
11658 (install-itoolsdirs): New rule.
11659 (install-mkheaders): Depend on install-itoolsdirs, not
11660 install-include-dir.
11662 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11664 * tree-into-ssa.c: Remove obsolete comments.
11666 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
11668 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
11669 unrolling if -fpeel-loops is specified, too.
11670 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11671 Remove superfluous check for flag_unroll_loops.
11673 2005-03-21 Uros Bizjak <uros@kss-loka.si>
11675 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
11676 (lrint_optab, llrint_optab): Define corresponding macros.
11677 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
11678 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
11679 pattern and llrint_optab using llrintdi2 patterns.
11680 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
11681 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
11682 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
11683 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
11684 flag_unsafe_math_optimizations is set.
11686 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11688 * combine.c (combine_simplify_rtx, simplify_if_then_else,
11689 simplify_logical, if_then_else_cond, known_cond,
11690 simplify_comparison): Adjust calls to reverse_comparison.
11691 Don't use combine_reversed_comparison_code).
11692 (combine_reversed_comparison_code): Remove.
11693 (reversed_comparison): Using reversed_comparison_code, move it...
11694 * jump.c (reversed_comparison): ... here.
11695 * rtl.h (reversed_comparison): Add prototype.
11697 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11699 * builtins.c (fold_builtin): Take decomposed arguments of
11701 * fold-const.c (fold_ternary): Update a call to fold_builtin.
11702 * gimplify.c (gimplify_call_expr): Likewise.
11703 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
11704 * tree.h: Update the prototype of fold_builtin.
11706 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
11708 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
11709 * rtlhooks.c (gen_lowpart_no_emit_general): New.
11710 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
11711 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
11712 * simplify-rtx.c (simplify_binary_operation_1): Use it.
11714 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
11716 * builtins.c (fold_builtin_1): Take decomposed arguments of
11718 (fold_builtin): Update a call to fold_builtin_1.
11720 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
11723 * gcov.c (output_lines): Only output function block summary when
11724 outputting branch information.
11725 * doc/gcov.texi: Document format of preamble and additional block
11728 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
11730 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
11731 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
11732 the defaults false if BITS_PER_UNIT != 8.
11733 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
11734 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
11735 than BITS_PER_UNIT != 8.
11736 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
11737 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
11738 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
11740 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
11741 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
11743 2005-03-20 Roger Sayle <roger@eyesopen.com>
11745 PR middle-end/20539
11746 * fold-const.c (fold_binary): Fix type mismatch between
11747 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
11748 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
11749 for non-truth-valued expressions.
11751 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
11752 and FUNCTION_DECL in the main switch.
11753 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11754 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
11755 we also need to convert their operands to match.
11756 <TRUTH_NOT_EXPR>: Likewise.
11758 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
11760 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
11761 diagnostic without checking whether an lvalue.
11762 * c-common.h (lvalue_p): Remove.
11763 (enum lvalue_use): Update comment.
11764 (lvalue_or_else): Replace by lvalue_error.
11765 * c-typeck.c (lvalue_p): Make static.
11766 (lvalue_or_else): New. Call lvalue_error.
11768 2005-03-21 Alan Modra <amodra@bigpond.net.au>
11770 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
11771 (function_arg_advance): Use rs6000_parm_start.
11772 (function_arg, rs6000_arg_partial_bytes): Likewise.
11774 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11776 * c-common.c (check_case_value): Adjust comment about stripping
11778 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
11779 * c-typeck.c (default_conversion, convert_arguments,
11780 build_modify_expr, convert_for_assignment, store_init_value,
11781 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
11782 manually. Remove inaccurate comments.
11784 2005-03-20 Roger Sayle <roger@eyesopen.com>
11785 Joseph S. Myers <joseph@codesourcery.com>
11787 * varasm.c (do_assemble_alias): Restore comment describing function.
11788 Annotate the target parameter as potentially unused.
11790 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
11793 * config/avr/avr.c (avr_output_function_prologue): Do not use
11794 current_function_name() in a label, use a local label instead.
11796 2005-03-20 David Edelsohn <edelsohn@gnu.org>
11798 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
11799 flag_finite_math_only, not flag_unsafe_math_optimizations.
11801 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11803 * builtins.c (fold_builtin_1): Update a call to
11804 targetm.fold_builtin.
11805 * hooks.c (hook_tree_tree_bool_null): Rename to
11806 hook_tree_tree_tree_bool_null. Take one more argument of type
11808 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
11809 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
11810 hook_tree_tree_tree_bool_null.
11811 * target.h (gcc_target): Update the prototype of fold_builtin.
11812 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
11813 arguments of CALL_EXPR.
11814 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
11817 2005-03-20 Jan Hubicka <jh@suse.cz>
11819 * cgraph.h (cgraph_node): Add prev_clone pointer.
11820 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
11821 (cgraph_clone_node): Produce doubly linked chain.
11823 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11825 * c-common.c (handle_aligned_attribute, check_function_sentinel,
11826 get_nonnull_operand, handle_sentinel_attribute,
11827 check_function_arguments_recurse): Do not strip NOPS from
11829 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
11831 * c-format.c (get_constant): Likewise.
11832 * c-parser.c (c_parser_postfix_expression): Likewise.
11833 * c-typeck.c (set_init_index): Likewise.
11834 (convert_arguments): Don't check for NOP_EXPR containing integer
11837 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
11839 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
11840 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
11841 Take decomposed arguments of CALL_EXPR.
11842 (fold_builtin_1): Update calls to the functions mentioned
11845 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
11847 * c-decl.c (check_bitfield_type_and_width): Require bit-field
11848 width to have integer type.
11849 (build_enumerator): Require enumerator value to have integer type.
11851 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11853 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
11856 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11858 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
11859 std=iso9899:199x): Correct descriptions.
11861 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
11863 * config.gcc: Consistently use solaris2.1[0-9]* instead of
11866 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
11868 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
11870 (expand_builtin_memcpy, fold_builtin_1): Update calls to
11871 fold_builtin_memcpy.
11873 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
11874 arguments of CALL_EXPR.
11875 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
11876 fold_builtin_found, fold_builtin_1): Update calls to
11877 fold_trunc_transparent_mathfn.
11879 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11881 PR middle-end/20493
11882 * fold-const.c (fold_widened_comparison): Don't optimize casts of
11883 function pointers on targets that require function pointer
11885 (fold_sign_changed_comparison): Likewise.
11887 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
11889 * combine.c (try_combine): When changing the mode of a hard reg, make
11890 sure that doing so is valid.
11892 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
11894 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
11895 (TARGET_HANDLE_OPTION): Override default.
11896 (avr_handle_option): New function.
11897 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
11898 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
11899 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
11900 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
11901 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
11902 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
11903 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
11904 (TARGET_OPTIONS): Delete.
11905 * config/avr/avr.opt: New file.
11907 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11909 * config/m32r/m32r-protos.h: Remove the prototypes for
11910 call_address_operand, symbolic_operand, seth_add3_operand,
11911 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11912 reg_or_uint16_operand, reg_or_cmp_int16_operand,
11913 two_insn_const_operand, move_src_operand,
11914 move_double_src_operand, move_dest_operand,
11915 eqne_comparison_operator, signed_comparison_operator,
11916 large_insn_p, conditional_move_operand, carry_compare_operand,
11917 m32r_block_immediate_operand, extend_operand,
11918 reg_or_eq_int16_operand, int8_operand, and
11919 reg_or_zero_operand.
11920 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11921 seth_add3_operand, int8_operand, cmp_int16_operand,
11922 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11923 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11924 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11925 move_double_src_operand, move_dest_operand,
11926 eqne_comparison_operator, signed_comparison_operator,
11927 extend_operand, small_insn_p, large_insn_p,
11928 conditional_move_operand, carry_compare_operand,
11929 m32r_block_immediate_operand): Move to predicates.md.
11930 (MAX_MOVE_BYTES): Move to m32r.h.
11931 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11932 * config/m32r/m32r.md: Include predicates.md.
11933 * config/m32r/predicates.md: New.
11935 2005-03-18 James E Wilson <wilson@specifixinc.com>
11938 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
11941 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11943 * config/mn10300/mn10300-protos.h: Remove the prototypes for
11944 call_address_operand, const_8bit_operand.
11945 * config/mn10300/mn10300.c (call_address_operand,
11946 const_8bit_operand, const_1f_operand): Move to predicates.md.
11947 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
11948 * config/mn10300/mn10300.md: Include predicates.md.
11949 * config/mn10300/predicates.md: New.
11951 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
11953 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
11954 declarations in diagnostics and %E for identifiers, not %s.
11956 2005-03-18 Jan Hubicka <jh@suse.cz>
11957 Dale Johannesen <dalej@apple.com>
11959 * basic-block.h (scale_bbs_frequencies_int,
11960 scale_bbs_frequencies_gcov_type): Declare.
11961 * cfg.c (RDIV): New macro.
11962 (update_bb_frequency_for_threading): Fix.
11963 * basic-block.h (scale_bbs_frequencies_int,
11964 scale_bbs_frequencies_gcov_type): New.
11965 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
11966 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
11967 scale_bbs_frequencies_int.
11968 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
11970 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
11972 * config/m32r/m32r-protos.h: Remove the prototypes for
11973 call_address_operand, symbolic_operand, seth_add3_operand,
11974 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11975 reg_or_uint16_operand, reg_or_cmp_int16_operand,
11976 two_insn_const_operand, move_src_operand,
11977 move_double_src_operand, move_dest_operand,
11978 eqne_comparison_operator, signed_comparison_operator,
11979 large_insn_p, conditional_move_operand, carry_compare_operand,
11980 m32r_block_immediate_operand, extend_operand,
11981 reg_or_eq_int16_operand, int8_operand, and
11982 reg_or_zero_operand.
11983 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11984 seth_add3_operand, int8_operand, cmp_int16_operand,
11985 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11986 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11987 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11988 move_double_src_operand, move_dest_operand,
11989 eqne_comparison_operator, signed_comparison_operator,
11990 extend_operand, small_insn_p, large_insn_p,
11991 conditional_move_operand, carry_compare_operand,
11992 m32r_block_immediate_operand): Move to predicates.md.
11993 (MAX_MOVE_BYTES): Move to m32r.h.
11994 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11995 * config/m32r/m32r.md: Include predicates.md.
11996 * config/m32r/predicates.md: New.
11998 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12000 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12001 symbolic_operand, symbolic_memory_operand,
12002 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12003 indexed_memory_operand, move_dest_operand, move_src_operand,
12004 prefetch_cc_operand, prefetch_nocc_operand,
12005 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12006 arith_operand, arith11_operand, pre_cint_operand,
12007 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12008 ireg_operand, int5_operand, uint5_operand, int11_operand,
12009 uint32_operand, arith5_operand, and_operand, ior_operand,
12010 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12011 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12012 shadd_operand, movb_comparison_operator,
12013 cmpib_comparison_operator): Move to predicates.md.
12014 (magic_milli, shadd_constant_p): Make it extern.
12015 * config/pa/pa.h (PREDICATE_CODES): Remove.
12016 * config/pa/pa.md: Include predicates.md.
12017 * config/pa/predicates.md: New.
12019 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12022 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12024 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12025 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12026 config/alpha/freebsd.h, config/alpha/linux.h,
12027 config/alpha/netbsd.h, config/alpha/osf5.h,
12028 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12029 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12030 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12031 doc/cppopts.texi: Update copyright.
12033 2005-03-18 Jan Hubicka <jh@suse.cz>
12035 PR middle-end/20225
12036 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12038 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12041 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12043 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12046 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12048 * combine.c (gen_binary): Remove.
12049 (known_cond, simplify_shift_const, find_split_point,
12050 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12051 simplify_logical, expand_field_assignment, extract_left_shift,
12052 force_to_mode, if_then_else_cond, apply_distributive_law,
12053 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12054 simplify_comparison, reversed_comparison): Replace with
12055 simplify_gen_binary, simplify_gen_relational or
12056 distribute_and_simplify_rtx.
12057 (distribute_and_simplify_rtx): New function.
12059 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12060 Paolo Bonzini <gcc.gnu.org>
12062 * calls.c (setjmp_call_p, special_function_p): Update comments
12063 at the head of the functions.
12065 2005-03-18 Jan Hubicka <jh@suse.cz>
12067 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12069 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12070 function body should be released; do not proactively release function
12071 bodies in non-unit-at-a-time mode.
12073 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12075 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12076 mno-fp-ret-in-387 multilib variants.
12078 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12080 * common.opt (m): Remove.
12081 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12082 table lookup fails.
12083 (common_handle_option): Remove OPT_m case.
12085 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12087 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12089 (fold_builtin_1): Update a call to fold_builtin_bitop.
12091 * builtins.c (fold_builtin_signbit): Take decomposed arguments
12093 (fold_builtin_1): Update a call to fold_builtin_signbit.
12095 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
12097 PR tree-optimization/20474
12098 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
12099 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
12101 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12103 * config/h8300/h8300-protos.h: Remove prototypes for
12104 general_operand_src, general_operand_dst, single_one_operand,
12105 single_zero_operand, call_insn_operand,
12106 two_insn_adds_subs_operand, small_call_insn_operand,
12107 jump_address_operand, bit_operand, bit_memory_operand,
12108 stack_pointer_operand, const_int_gt_2_operand,
12109 const_int_ge_8_operand, const_int_qi_operand,
12110 const_int_hi_operand, incdec_operand, bit_operator,
12111 nshift_operator, eqne_operator, gtle_operator,
12112 gtuleu_operator, iorxor_operator.
12113 Add prototypes for h8sx_shift_type h8sx_classify_shift and
12114 h8300_ldm_stm_parallel.
12115 * config/h8300/h8300.c (h8sx_shift_type,): Move to
12117 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
12118 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
12119 (h8300_ldm_stm_parallel): Make it extern.
12120 (h8300_ldm_parallel, h8300_stm_parallel,
12121 h8300_return_parallel, general_operand_src,
12122 general_operand_dst, h8300_dst_operand, h8300_src_operand,
12123 nibble_operand, reg_or_nibble_operand, single_one_operand,
12124 single_zero_operand, call_insn_operand,
12125 two_insn_adds_subs_operand, small_call_insn_operand,
12126 jump_address_operand, bit_operand, bit_memory_operand,
12127 stack_pointer_operand, const_int_gt_2_operand,
12128 const_int_ge_8_operand, const_int_qi_operand,
12129 const_int_hi_operand, incdec_operand, eqne_operator,
12130 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
12131 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
12132 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
12133 nshift_operator): Move to predicates.md.
12134 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
12135 * config/h8300/h8300.md: Include predicates.md.
12136 * config/h8300/predicates.md: New.
12138 2005-03-17 Richard Henderson <rth@redhat.com>
12140 * config.gcc (ia64*-*-hpux*): Add extra_options.
12141 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
12142 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12143 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
12144 (ia64_tls_size_string, ia64_tune_string): Remove.
12145 (ia64_tune): Init to PROCESSOR_ITANIUM2.
12146 (TARGET_DEFAULT_TARGET_FLAGS): New.
12147 (TARGET_HANDLE_OPTION): New.
12148 (ia64_override_options): Move options parsing ...
12149 (ia64_handle_option): ... here. New.
12150 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
12151 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
12152 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
12153 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
12154 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
12155 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
12156 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
12157 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
12158 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
12159 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
12160 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
12161 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
12162 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
12163 TARGET_EARLY_STOP_BITS): Remove.
12164 (TARGET_ILP32): Default false.
12165 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
12166 (enum ia64_inline_type): New.
12167 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12168 * config/ia64/ia64.md: Update for new definitions of
12169 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
12170 * config/ia64/ia64.opt: New file.
12171 * config/ia64/ilp32.opt: New file.
12173 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
12176 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
12178 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12180 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
12181 instead of MASK_H8300S.
12182 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
12183 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
12184 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
12185 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
12186 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
12187 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
12188 TARGET_SWITCHES): Remove.
12189 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
12191 * config/h8300/h8300.opt: New.
12193 * config/alpha/alpha.opt, config/arc/arc.opt,
12194 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
12197 2005-03-17 Ian Lance Taylor <ian@airs.com>
12201 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
12203 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
12204 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
12205 (TARGET_HANDLE_OPTION): Override default.
12206 (arc_handle_option): New function.
12207 (arc_init): Remove code to set arch_cpu_string.
12208 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
12209 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
12210 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
12211 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12212 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
12213 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
12214 (arc_rodata_string, TARGET_OPTIONS): Delete.
12215 * config/arc/arc.opt: New file.
12217 2005-03-17 Richard Henderson <rth@redhat.com>
12219 * doc/extend.texi (Weak Pragmas): New section.
12220 (attribute alias): Clarify that target must be in the same
12223 2005-03-17 Richard Henderson <rth@redhat.com>
12225 * config/alpha/alpha.opt: New file.
12226 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
12228 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
12229 alpha_fprm_string, alpha_fptm_string): Make static.
12230 (alpha_tls_size_string): Remove.
12231 (alpha_handle_option): New.
12232 (override_options): Update for alpha_cpu/alpha_tune split.
12233 (alpha_file_start): Likewise.
12234 (TARGET_DEFAULT_TARGET_FLAGS): New.
12235 (TARGET_HANDLE_OPTION): New.
12236 * config/alpha/alpha.h (alpha_tune): Declare.
12237 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
12238 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
12239 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
12240 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
12241 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
12242 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
12243 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
12244 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
12245 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
12246 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
12247 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
12248 (TARGET_DEFAULT): Remove MASK_FP.
12249 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
12250 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
12251 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
12252 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
12253 alpha_tls_size_string): Remove.
12254 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
12255 (attribute tune): Rename from attribute cpu.
12256 * config/alpha/ev4.md: Update to match.
12257 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
12258 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
12259 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
12260 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
12261 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
12262 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
12264 2005-03-16 James E. Wilson <wilson@specifixinc.com>
12266 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
12267 and return without creating new state if before_nops_num is nonzero.
12268 * config/ia64/ia64.md (first_insn): New attribute.
12269 (alloc): Set it to yes.
12271 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12273 * tree-vectorizer.c (new_vec_stmt_info): Initialize
12274 STMT_VINFO_SUBVARS to NULL.
12275 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12277 2005-03-16 Dale Johannesen <dalej@apple.com>
12279 * rtlanal.c (find_first_parameter_load): Rewrite to
12280 return actual first param load or the call if none,
12281 instead of first in block, when not all loads exist.
12283 2005-03-16 Roger Sayle <roger@eyesopen.com>
12285 * optabs.c (expand_copysign_absneg): Make static.
12286 * optabs.h (expand_copysign_absneg): Delete prototype.
12287 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
12289 2005-03-16 Richard Henderson <rth@redhat.com>
12291 PR middle-end/15700
12292 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
12293 (alias_pairs): Rename from output_defs.
12294 (find_decl_and_mark_needed): Split out from assemble_alias.
12295 (do_assemble_alias): New.
12296 (assemble_output_def): Remove.
12297 (finish_aliases_1, finish_aliases_2): New.
12298 (process_pending_assemble_output_defs): Remove.
12299 (assemble_alias): Defer aliases for which we don't yet have a
12300 non-external decl for the target symbol.
12301 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
12302 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
12303 * toplev.c (compile_file): Use finish_aliases_2 instead of
12304 process_pending_assemble_output_defs.
12305 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
12306 (process_pending_assemble_output_defs): Remove.
12308 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12310 Fix PR tree-optimization/20489
12312 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
12313 for empty structures.
12315 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12317 Fix PR tree-optimization/20490
12319 * tree-ssa-pre.c (create_expression_by_pieces): Use
12320 force_gimple_operand on result of fold.
12322 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
12324 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
12325 of closing parenthesis.
12327 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
12329 * builtins.c (expand_movstr): Update a call to
12330 fold_builtin_strcpy.
12331 (expand_builtin_strncpy): Update a call to
12332 fold_builtin_strncpy.
12333 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
12334 arguments of CALL_EXPR.
12335 (fold_builtin_1): Update calls to fold_builtin_strcpy and
12336 fold_builtin_strncpy.
12337 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12338 * tree.h: Update the prototypes of fold_builtin_strcpy and
12339 fold_builtin_strncpy.
12341 2005-03-16 Steven Bosscher <stevenb@suse.de>
12342 Dorit Naishlos <dorit@il.ibm.com>
12344 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
12345 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
12348 2005-03-16 Steven Bosscher <stevenb@suse.de>
12350 * tree-inline.c (walk_type_fields, walk_tree,
12351 walk_tree_without_duplicates): Move from here...
12352 * tree.c: ...to here.
12354 2005-03-15 Zack Weinberg <zack@codesourcery.com>
12356 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
12357 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
12358 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12359 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
12360 (version): Define using $(BASEVER_c).
12361 (Makefile, config.status, build/gcov-iov.o): No longer depends on
12363 (version.o): Depend on version files; add custom generation command.
12364 (prefix.o): Define BASEVER on command line.
12365 (s-iov): Depend on version files; adjust command.
12366 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
12368 (gcc-vers.texi): New rule.
12369 (doc/%.info, doc/%.dvi): Add -I . to command line.
12370 (doc/gccinstall.dvi): Likewise.
12371 (PACKAGE): Delete. All uses replaced with "gcc".
12372 * aclocal.m4: Do not include gcc-version.m4.
12373 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
12374 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
12375 Set is_release based on contents of DEV-PHASE.
12376 Set gcc_version based on contents of BASE-VER.
12377 Define WIN32_REGISTRY_KEY only if the user overrode the default.
12378 * config.in, configure: Regenerate.
12379 * gccbug.in: Determine version of GCC in use at runtime.
12380 * gcov-iov.c: Get version number and development phase from
12381 command line, not by including version.c.
12382 * intl.c: Replace all uses of PACKAGE with "gcc".
12383 * libada-mk.in: Delete unused "gcc_version" variable.
12384 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
12385 * version.c: (VERSUFFIX): New hook for redistributors; adjust
12386 commentary to match.
12387 (version_string): Put together from pieces.
12388 * config/alpha/x-vms: Do not use $(gcc_version).
12389 * config/i386/t-nwld: Likewise.
12390 * doc/include/gcc-common.texi: Include gcc-vers.texi for
12391 version-GCC and DEVELOPMENT.
12393 2005-03-15 Roger Sayle <roger@eyesopen.com>
12395 PR tree-optimization/17454
12396 * tree.c (tree_size): Add case for TREE_BINFO.
12397 * fold-const.c (fold_checksum_tree): Only clear the overloaded
12398 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
12400 2005-03-15 Roger Sayle <roger@eyesopen.com>
12402 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
12403 op1 whilst expanding the signed widenening multiply variant.
12405 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
12407 * toplev.c (display_target_options): Avoid unused variable warning if
12408 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
12409 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
12410 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
12411 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
12412 (mips_isa_info): New variable.
12413 (mips_parse_cpu): Remove the first argument and leave the caller
12415 (TARGET_HANDLE_OPTION): Override default.
12416 (mips_handle_option): New function. Move option validation code from...
12417 (override_options): ...here. Update calls to mips_parse_cpu.
12418 * config/mips/mips.h (mips_arch_string, mips_tune_string)
12419 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
12420 (SUBTARGET_TARGET_OPTIONS): Delete.
12421 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
12422 (mno-flush-func, mtune=): New options.
12424 2005-03-15 Roger Sayle <roger@eyesopen.com>
12425 Richard Henderson <rth@redhat.com>
12427 * real.c (c4x_single_format, c4x_extended_format): Provide values
12428 for signbit_ro for c4x's single and extended floating point formats.
12429 * optabs.c (expand_copysign): Use the floating point format's
12430 signbit_ro for expanding via expand_copysign_absneg, and it's
12431 signbit_rw field for expanding via expand_copysign_bit.
12433 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
12435 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
12436 known_alignment_for_access_p.
12437 (known_alignment_for_access_p): New.
12438 (do_peeling_for_alignment): Field made int instead of bool and renamed
12439 to peeling_for_alignment.
12440 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
12441 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
12442 functionality used to be in vect_analyze_operations.
12443 (vect_analyze_operations): Code to determine vectorization factor was
12444 moved to vect_determine_vectorization_factor.
12445 (vect_enhance_data_refs_alignment): Update to correct alignment when it
12446 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
12448 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
12449 be part of vect_analyze_operations).
12450 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
12451 creating the guard condition, as the number of iterations may be
12453 (slpeel_tree_peel_loop_to_edge): Use new name of
12454 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
12455 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
12456 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
12457 (vect_do_peeling_for_alignment): Use fold.
12458 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
12460 (vect_update_inits_of_dr): Renamed to
12461 vect_update_init_of_dr.
12462 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
12463 (vectorizable_store): Fix assertion to use == instead of =.
12465 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
12467 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
12468 call_used_regs for wCG registers.
12470 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
12472 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12473 for non-offsettable memory references to cope with outstanding reload
12474 replacements, take 2.
12476 2005-03-15 Uros Bizjak <uros@kss-loka.si>
12479 * config/i386/i386.h (x86_fisttp): New.
12480 (TARGET_FISTTP): New macro.
12481 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
12482 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
12483 instruction when fisttp flag is set.
12484 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
12486 * config/i386/i386.md (type attribute): Add fisttp.
12487 (unit attribute): Set to i387 for fisttp type.
12488 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
12489 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
12491 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
12492 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
12494 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
12495 patterns for TARGET_FISTTP. Enable patterns for
12496 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
12497 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
12498 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
12499 implement fisttp x87 insn.
12500 (fix_trunc*_i387_fisttp splitters): New patterns.
12501 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
12502 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
12503 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
12505 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
12506 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
12507 Implement using mode macros. Disable patterns for TARGET_FISTTP.
12508 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
12509 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
12510 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
12511 Disable patterns for TARGET_FISTTP.
12512 (fix_trunc*_i387 splitters): Implement usign mode macros.
12513 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
12514 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
12515 (fix_trunx*_sse peephole2s): Implement using mode macros.
12517 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
12519 PR rtl-optimization/20291
12520 * combine.c (try_combine): If splitting fails, re-try with
12521 original combined pattern, i.e. before clobber stripping.
12523 2005-03-14 Eric Christopher <echristo@redhat.com>
12525 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
12526 STACK_GROWS_DOWNWARD.
12528 2005-03-14 Roger Sayle <roger@eyesopen.com>
12530 * real.h (struct real_format): Split the signbit field into two
12531 two fields, signbit_ro and signbit_rw.
12532 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
12533 mips_double_format, ieee_extended_motorola_format,
12534 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
12535 ieee_extended_intel_128_format, ibm_extended_format,
12536 mips_extended_format, ieee_quad_format, mips_quad_format,
12537 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
12538 i370_double_format, c4x_single_format, c4x_extended_format,
12539 real_internal_format): Update initializers for new field.
12540 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
12541 real_format structure.
12542 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
12543 field of the real_format structure.
12545 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
12547 Fix PR tree-optimization/20458
12549 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
12550 DECL_EXTERNAL on STRUCT_FIELD tags.
12551 (clear_call_clobbered): Ditto.
12552 * tree-ssa-operands.c (note_addressable): Make sure the original
12553 variable doesn't slip into the addressable list if we have
12555 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
12558 2005-03-14 Geoffrey Keating <geoffk@apple.com>
12560 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
12561 (-fwide-exec-charset): Likewise.
12562 (-finput-charset): Likewise.
12563 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
12564 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
12565 * c.opt (Wnormalized): New.
12567 2005-03-14 Devang Patel <dpatel@apple.com>
12569 * doc/invoke.texi: Add reference to Visibility document.
12571 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12573 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
12574 MASK_SPLIT_ADDRESSES.
12575 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
12576 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
12577 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
12578 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
12579 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
12580 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
12581 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
12582 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
12583 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
12584 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
12585 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
12586 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
12587 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
12588 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
12589 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
12590 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
12591 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
12592 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
12593 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
12594 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
12595 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
12596 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
12597 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
12598 (TARGET_EXPLICIT_RELOCS): Delete.
12599 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
12600 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
12601 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
12602 (override_options): Set MASK_LONG64 if -mint64 is given and no
12603 -mlongXX option is. Complain about -mint64 -mlong32.
12604 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
12605 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
12606 * config/mips/mips.opt: New file.
12608 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
12610 * config.gcc (extra_options): New variable for listing option files.
12611 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
12612 * configure.ac (extra_opt_files): New AC_SUBST variable.
12613 (tm_file_list, tm_include_list): Include options.h first.
12614 * configure: Regenerate.
12615 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
12616 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
12617 (s-options-h): New rule.
12618 (options.h): Depend on it.
12619 (TEXI_GCCINT_FILES): Add options.texi.
12620 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
12621 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
12622 * target.h (gcc_target): Add default_target_flags and handle_option.
12623 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
12624 (TARGET_HANDLE_OPTION): New macros.
12625 (TARGET_INITIALIZER): Include them.
12626 * opt-functions.awk (opt_args, nth_arg): New functions.
12627 (switch_flags): Handle the "Target" flag.
12628 (var_args): Delete.
12629 (var_name): Use opt_args and nth_arg.
12630 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
12631 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
12632 macros for the "Mask" and "InverseMask" options.
12633 * opts.h (cl_var_cond): New enum.
12634 (cl_option): Replace the "has_set_value" and "set_value" fields with
12635 "var_cond" and "var_value".
12636 (CL_TARGET): New macro.
12637 (option_enabled, print_filtered_help): Declare.
12638 (decode_options): Move definition.
12639 * opts.c (handle_option): Search for the original option before
12640 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
12641 var_cond and var_value fields. Use targetm.handle_option to handle
12643 (decode_options): Set target_flags to targetm.default_target_flags.
12644 (print_filtered_help): Make global. Handle CL_TARGET.
12645 (option_enabled): New function.
12646 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
12647 (display_target_options, set_target_switch, print_switch_values)
12648 (default_pch_valid_p): Guard uses of target_switches with
12649 #ifdef TARGET_SWITCHES. Also...
12650 (display_target_options): Display the CL_TARGET entries in cl_options.
12651 (set_target_option): Don't complain about the "" option when
12652 TARGET_SWITCHES is undefined.
12653 (print_switch_values): Use option_enabled.
12654 (default_pch_valid_p): Check cl_options[] when looking for something
12655 that has changed the value of target_flags.
12656 * c.opt: Remove documentation from top of file.
12657 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
12658 * doc/sourecebuild.texi: Refer to the new options documentation
12659 instead of c.opt. Document machine-specific .opt files.
12660 * doc/tm.texi (target_flags): Say that this variable is declared
12662 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
12663 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
12665 * doc/options.texi: New file.
12667 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12669 PR middle-end/18628
12670 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
12673 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
12676 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
12677 temporary variable of pointer type if an lvalues is required.
12678 (gimplify_modify_expr_rhs): Request an rvalue from it.
12679 (gimplify_expr): Pass fallback on.
12681 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12683 * cfgbuild.c: Update comments.
12685 2005-03-14 Roger Sayle <roger@eyesopen.com>
12687 PR rtl-optimization/17236
12688 * optabs.c (expand_doubleword_mult): New helper function split out
12689 from expand_binop. Permute the order in which instructions are
12690 emitted to minimize the number of simultaneously live registers.
12691 (expand_binop): Call expand_doubleword_mult to synthesize a double
12692 word multiplication.
12694 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12696 * basic-block.h: Update the prototypes of cached_make_edge and
12698 * cfg.c (cached_make_edge): Take edge_cache representing one
12699 row of the adjacency matrix of edges.
12700 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
12701 (make_edges): Initialize edge_cache to represent one row of
12702 the adjacency matrix of edges.
12704 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12706 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
12708 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
12709 Remove unused removed_phis variable.
12710 (conditional_replacement): Use build1/build2.
12711 (abs_replacement): Use last_and_only_stmt and build1/build2.
12713 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12715 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
12716 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
12717 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
12718 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
12719 * c-common.c (handle_novops_attribute): New function.
12720 (c_common_attribute_table): Add "no vops" entry.
12721 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
12722 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
12723 * tree-ssa-operands.c (get_call_expr_operands): Do not
12724 create virtual operands for calls with ECF_NOVOPS flag.
12725 * tree.h (DECL_IS_NOVOPS): New macro.
12726 (struct tree_decl): Add novops_flag.
12727 (ECF_NOVOPS): New constant.
12729 2005-03-14 Uros Bizjak <uros@kss-loka.si>
12732 * config/i386/i386.c (x86_use_himode_fiop): New.
12733 (x86_use_simode_fiop): Rename from x86_use_fiop.
12734 * config/i386/i386.h (x86_use_himode_fiop): Declare.
12735 (TARGET_USE_HIMODE_FIOP): New.
12736 (x86_use_simode_fiop): Rename from x86_use_fiop.
12737 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
12739 * config/i386/i386.md (X87MODEI12): New mode macro define.
12740 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
12741 to implement x87 FP compare with HImode input operands.
12742 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
12743 Use X87MODEI12 mode macro to handle HImode input operands.
12744 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
12745 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
12746 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
12747 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
12748 macro to implement x87 operators with HImode input operands.
12749 (fop splitters): Use X87MODEI12 mode macro to handle HImode
12752 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12754 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
12756 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
12757 constants invariant.
12759 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
12761 * basic-block.h (BB_VISITED): Removed.
12762 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
12764 2005-03-14 Falk Hueffner <falk@debian.org>
12767 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
12769 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12771 * ggc-zone.c: Fix comment typos.
12773 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
12774 stringpool.c, config/mips/mips-protos.h: Update copyright.
12776 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12778 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
12779 throughout with its typedef, "rtx".
12780 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
12781 (rs6000_tls_symbol_ref_1): Remove inline keyword.
12782 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
12783 regs in comment to match code.
12785 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
12787 * except.c (check_handled): Make it static.
12788 * except.h: Remove the corresponding prototype.
12790 * function.c (get_func_frame_size): Make it static.
12791 * function.h: Remove the corresponding type.
12793 * regclass.c (reg_class_superclasses, reg_class_subclasses):
12795 * hard-reg-set.h: Remove the corresponding declarations.
12797 * tree-cfg.c (verify_stmts): Check that
12798 bb_for_stmt (stmt) == bb for every PHI node and statement.
12800 2005-03-14 Alan Modra <amodra@bigpond.net.au>
12802 * config.gcc: Remove excess indentation.
12803 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
12805 2005-03-13 Roger Sayle <roger@eyesopen.com>
12807 PR middle-end/19331
12808 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
12809 * fold-const.c (fold_sign_changed_comparison): Likewise.
12810 (fold_binary): Optimize comparisons against widened operands if
12811 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
12813 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12815 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
12816 (sparc_override_options): Initialize it.
12817 (sparc_struct_value_rtx): Set it on the MEM to be returned.
12819 2005-03-13 David Edelsohn <edelsohn@gnu.org>
12821 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
12822 (reg_or_none500mem_operand): New predicate.
12823 (zero_reg_mem_operand): New predicate.
12824 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
12825 to reg_or_none500mem_operand.
12826 (extendsfdf2_fpr): Add MEM alternative.
12827 (extenddftf2_internal): Change operand2 predicate to
12828 zero_reg_mem_operand.
12830 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12832 * ggc-zone.c: Rewritten.
12834 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
12836 * configure.ac: Define GGC_ZONE for --with-gc=zone.
12837 * config.in: Regenerated.
12838 * configure: Regenerated.
12839 * gengtype.c (write_types_process_field, write_func_for_structure):
12840 Pass new argument to gt_pch_note_object.
12841 * ggc-common.c (struct ptr_data): Add TYPE.
12842 (gt_pch_note_object): Take TYPE argument and save it.
12843 (call_count): Update call to ggc_pch_count_object.
12844 (call_alloc): Update call to ggc_pch_alloc_object.
12845 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
12847 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
12848 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
12849 (ggc_alloc_zone_stat): Delete.
12850 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
12851 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
12852 (ggc_pch_alloc_object): Update prototypes.
12853 (garbage_zone): Delete.
12854 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
12855 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
12857 (tree_id_zone): New variable.
12858 (ggc_alloc_cleared_zone): Remove unused.
12859 (ggc_alloc_zone): Define.
12860 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
12861 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
12862 ggc_alloc_zone_stat.
12863 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
12864 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
12865 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
12866 (make_node_stat): Likewise. Use tree_id_zone.
12868 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12869 Joseph S. Myers <joseph@codesourcery.com>
12871 * configure.ac: Check for MIPS TLS.
12872 * configure: Regenerated.
12873 * config/mips/mips-protos.h (enum mips_symbol_type): Add
12874 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
12875 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
12876 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
12877 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
12878 (mips_classify_symbol, mips_symbolic_constant_p)
12879 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
12880 (mips_tls_operand_p, mips_call_tls_get_addr)
12881 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
12882 (mips_tls_symbol_ref_1): New functions.
12883 (mips_legitimize_address, mips_legitimize_const_move): Call
12884 mips_legitimize_tls_address.
12885 (override_options): Handle V1_REG and TLS symbols. Disable TLS
12887 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
12888 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
12889 (mips_char_to_class): Document V1_REG.
12890 (HAVE_AS_TLS): Provide default.
12891 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
12893 (load_got<mode>): Renamed from *load_got<mode>. Allow when
12895 (tls_get_tp_<mode>): New instruction.
12897 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12899 * configure.ac: Update checks for target tools.
12900 * configure: Regenerated.
12902 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
12904 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
12906 2005-03-13 Roger Sayle <roger@eyesopen.com>
12908 * expmed.c (expand_mult): Use synthetic multiplication sequences for
12909 more classes of DImode multiplication by constant. Allow both
12910 multiplication by small negative constants (by performing a
12911 multiplication by a positive constant and negating the result) and
12912 multiplications by large powers of two, by using a left shift.
12914 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12916 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
12917 of basic blocks into work_stack.
12919 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
12920 config/mips/vr.h: Update copyright.
12922 * c-decl.c (c_init_decl_processing): Remove useless calls to
12923 build_function_type.
12925 * builtins.c (fold_trunc_transparent_mathfn,
12926 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
12927 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12928 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
12929 fold_builtin_strcpy, fold_builtin_strncpy,
12930 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
12933 * builtins.c (expand_builtin_mathfn_3): Remove local variable
12936 * lambda-code.c (lambda_compute_auxillary_space): Remove local
12937 variable determinant.
12939 * tree-cfg.c (group_case_labels): Remove local variable type.
12941 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
12944 * tree-ssa-phiopt.c (value_replacement): Remove local variable
12947 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
12950 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
12951 (*movmemqi_insn): Delete.
12952 (*movmemhi): Delete.
12954 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
12956 * builtins.c (fold_builtin_classify): Take decomposed
12957 arguments of CALL_EXPR.
12958 (fold_builtin_1): Update a call to fold_builtin_classify.
12960 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
12963 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
12964 through into call to parser_xref_tag after parse error.
12965 (c_parser_struct_declaration): Consistently return NULL_TREE on
12968 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
12970 * tree-flow-inline.h (ref_contains_array_ref): New function.
12971 (lookup_subvars_for_var): Ditto.
12972 (get_subvars_for_var): Ditto.
12973 (var_can_have_subvars): Ditto.
12975 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
12976 (struct subvar): New type.
12978 * tree-dfa.c (okay_component_ref_for_subvars): New function.
12980 * tree-optimize.c (init_tree_optimization_passes): Call
12981 pass_create_structure_vars.
12983 * tree-ssa-alias.c: Include vec.h.
12984 (init_alias_info): Don't auto-clear call clobbered on struct-field
12986 (compute_flow_insensitive_aliasing): Handle subvars.
12987 (group_aliases): Handle STRUCT_FIELD aliases.
12988 (setup_pointers_and_addressables): Ditto.
12989 Don't mark variables non-addressable if they still have
12990 addressable subvars.
12991 Also mark subvars addressable when the real variable is marked
12993 (add_pointed_to_var): Try to prune the pointed-to set by only
12994 pointing to subvars when possible.
12995 Otherwise, make sure we set addresses_needed and pt_vars to
12996 properly include subvars.
12997 (bitpos_of_field): New function.
12998 (push_fields_onto_fieldstack): Ditto.
12999 (get_or_create_used_part_for): Ditto.
13000 (create_overlap_variables_for): Ditto.
13001 (find_used_portions): Ditto.
13002 (create_structure_vars): Ditto.
13003 (pass_create_structure_vars): New structure.
13005 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13006 (get_expr_operands): Handle subvars. Also try to turn
13007 COMPONENT_REF accesses into must-defs now that we can accurately
13009 (note_addressable): Try to only mark as addressable those subvars
13010 we know a COMPONENT_REF touches.
13011 (overlap_subvar): New function.
13013 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13014 Handle subvar storing.
13015 (vect_address_analysis): Update caller of vect_object_analysis.
13017 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13019 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13020 (STMT_VINFO_SUBVARS): New macro.
13022 * common.opts: add flag_tree_salias.
13024 * opts.c (decode_options): flag_tree_salias defaults to on.
13026 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13028 * doc/tree-ssa.texi: Document structural alias analysis.
13030 2005-03-12 Steven Bosscher <stevenb@suse.de>
13032 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13033 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13034 * tree-ssa-operands.c (get_expr_operands): Likewise.
13035 (get_expr_operands): Likewise for ERROR_MARK.
13037 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13039 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13042 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13045 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13046 (mark_operand_necessary): Remove local variable ver.
13048 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13049 variable prefix_len.
13051 * value-prof.c (mod_subtract_transform): Remove local variable
13054 * builtins.c (fold_builtin_exponent): Take decomposed
13055 arguments of CALL_EXPR.
13056 (fold_builtin_1): Update a call to fold_builtin_exponent.
13058 * builtins.c (fold_builtin_logarithm): Take decomposed
13059 arguments of CALL_EXPR.
13060 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13062 * c-decl.c (c_init_decl_processing): Remove local variables
13063 ptr_ftype_void and ptr_ftype_ptr.
13065 * gimplify.c (gimplify_expr): Remove local variables r0 and
13068 * reg-stack.c (move_for_stack_reg): Remove local variable
13070 (compare_for_stack_reg): Remove local variable flags_user.
13071 (convert_regs_1): Remove local variable deleted.
13073 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13075 (combine_blocks): Remove local variables exits and new_e.
13077 * tree-inline.c (expand_call_inline): Remove local variable
13080 * tree-ssa-live.c (create_ssa_var_map,
13081 calculate_live_on_entry): Remove local variable snn.
13083 2005-03-12 Geoffrey Keating <geoffk@apple.com>
13085 * c-lex.c (c_lex_with_flags): Add parameter to call to
13088 2005-03-11 Per Bothner <per@bothner.com>
13090 * c-tree.h (struct c_declarator): New id_loc field.
13091 * c-pragma.h (c_lex_with_flags): Take position reference.
13092 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
13093 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
13094 (c_lex): Pass dummy location to c_lex_with_flags.
13095 * c-parser.c (c_lex_one_token): Set c_token's location using
13096 c_lex_with_flags, instead of input_location, which might be "ahead".
13097 (c_parser_direct_declarator): Set declarator's id_loc from
13099 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13100 declarator's id_loc, rather than probably-imprecise input_location.
13101 (build_id_declarator): Initialize c_declarator's id_loc field.
13103 2005-03-11 Roger Sayle <roger@eyesopen.com>
13105 PR middle-end/20419
13106 * builtins.c (expand_builtin_signbit): Force the signbit's word
13107 into an integer register to avoid SUBREGs of floating point modes.
13109 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13111 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
13112 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
13113 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
13114 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
13116 2005-03-11 David Edelsohn <edelsohn@gnu.org>
13118 PR rtl-optimization/20306
13119 * expr.c (emit_move_complex): Set try_int false if mode is
13120 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
13121 emit_block_move if try_int is true.
13123 2005-03-11 Richard Henderson <rth@redhat.com>
13126 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
13127 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
13130 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13132 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
13133 (TARGET_FIX_VR4130): New macro.
13134 (TARGET_OPTIONS): Add -mfix-vr4130.
13135 (ISA_HAS_MACCHI): New macro.
13136 (ASM_SPEC): Add -mfix-vr4130.
13137 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
13138 (override_options): Handle mips_fix_vr4130_string.
13139 (mips_avoid_hazards): Clear all_noreorder_p
13140 if we're working around VR4130 errata and the macc alternatives
13142 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
13143 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
13144 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
13145 (MULTILIB_DEFAULTS): Remove leading "march=".
13146 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
13147 if no architecture option is given.
13148 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
13150 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
13151 * doc/invoke.texi: Document -mfix-vr4130.
13153 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13155 * config/mips/mips.c (override_options): Only warn about -mint64
13156 deprecation if TARGET_INT64.
13158 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13160 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
13161 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
13162 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
13163 are non-specific regarding the nonnull parameter positions.
13164 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13165 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
13166 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
13167 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
13169 * builtins.def: Use the non-specific "nonnull" attibute lists.
13171 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13173 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13174 single_pred_edge, single_succ, single_pred): Improve comments.
13176 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13178 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13179 single_pred_edge, single_succ, single_pred): New inline functions.
13180 * bb-reorder.c (rotate_loop, find_traces_1_round,
13181 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
13182 duplicate_computed_gotos): Use the single_succ/pred functions.
13183 * cfganal.c (forwarder_block_p): Ditto.
13184 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
13185 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13186 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
13187 merge_seq_blocks): Ditto.
13188 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
13189 * cfglayout.c (fixup_reorder_chain): Ditto.
13190 * cfgloop.c (mark_single_exit_loops, update_latch_info,
13191 canonicalize_loop_headers, verify_loop_structure): Ditto.
13192 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
13193 mfb_update_loops, create_preheader, force_single_succ_latches,
13194 create_loop_notes): Ditto.
13195 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13196 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
13197 commit_one_edge_insertion, purge_dead_edges,
13198 cfg_layout_can_merge_blocks_p): Ditto.
13199 * except.c (sjlj_emit_function_enter): Ditto.
13200 * flow.c (init_propagate_block_info): Ditto.
13201 * function.c (thread_prologue_and_epilogue_insns): Ditto.
13202 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
13203 insert_insn_end_bb): Ditto.
13204 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
13205 find_if_case_2): Ditto.
13206 * lambda-code.c (perfect_nestify): Ditto.
13207 * lcm.c (optimize_mode_switching): Ditto.
13208 * loop-doloop.c (doloop_modify): Ditto.
13209 * loop-init.c (loop_optimizer_init): Ditto.
13210 * loop-iv.c (simplify_using_initial_values): Ditto.
13211 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13212 * loop-unswitch.c (unswitch_loop): Ditto.
13213 * modulo-sched.c (generate_prolog_epilog): Ditto.
13214 * predict.c (combine_predictions_for_insn, estimate_probability,
13215 tree_estimate_probability, last_basic_block_p,
13216 estimate_bb_frequencies): Ditto.
13217 * profile.c (branch_prob): Ditto.
13218 * regrename.c (copyprop_hardreg_forward): Ditto.
13219 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
13220 * tracer.c (layout_superblocks): Ditto.
13221 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
13222 cfg_remove_useless_stmts_bb, cleanup_control_flow,
13223 cleanup_control_expr_graph, disband_implicit_edges,
13224 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
13225 tree_verify_flow_info, tree_make_forwarder_block,
13226 tree_forwarder_block_p, remove_forwarder_block,
13227 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
13228 * tree-if-conv.c (tree_if_conversion): Ditto.
13229 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13230 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
13231 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
13232 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13233 copy_loop_headers): Ditto.
13234 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
13235 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
13236 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
13237 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
13238 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
13239 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
13240 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
13241 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
13242 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
13243 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
13244 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
13245 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
13246 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13247 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
13248 slpeel_add_loop_guard): Ditto.
13250 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
13252 PR tree-optimization/15784
13253 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13256 * stmt.c (expand_case): Don't change index_type. Convert minval
13257 to the proper type.
13259 PR tree-optimization/20130
13260 * fold-const.c (fold): Fold x * -1 into -x.
13262 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
13264 PR rtl-optimization/20331
13265 * rtlanal.c (modified_between_p): Check its address first for MEM.
13266 (modified_in_p): Likewise.
13268 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
13270 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
13272 2005-03-10 Steven Bosscher <stevenb@suse.de>
13274 * expr.c (expand_expr_real_1): If possible, use a conditional
13275 move for expanding MIN_EXPR and MAX_EXPR.
13276 Use temp for moving around rtx-en.
13278 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
13281 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
13284 2005-03-10 Roger Sayle <roger@eyesopen.com>
13286 * builtins.c (expand_builtin_signbit): Extend to handle floating
13287 point modes wider than the largest integer type, using the
13288 operand_subword_force function to obtain the signbit's word.
13290 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13293 * combine.c (try_combine): If recog_for_combine added CLOBBERs
13294 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13296 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
13298 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
13300 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
13302 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
13304 (perform_edge_inserts): Unconditionally call
13305 free_dominator_info.
13307 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
13309 2005-03-10 Bob Wilson <bob.wilson@acm.org>
13311 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
13313 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
13315 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
13317 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
13319 (rtl_register_value_prof_hooks,
13320 tree_value_profile_transformations,
13321 tree_register_value_prof_hooks): Likewise.
13322 * var-tracking.c (stack_adjust_offset_pre_post,
13323 variable_htab_free, variable_union, dataflow_set_different_2,
13324 count_uses, variable_was_changed, set_frame_base_location,
13325 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
13326 vt_add_function_parameters): Likewise.
13327 * varasm.c (named_section_real, named_section, make_decl_rtl,
13328 asm_emit_uninitialised, assemble_integer, decode_addr_const,
13329 const_hash_1, compare_constant, copy_constant, force_const_mem,
13330 output_constant_pool_2, output_constant_pool_1, output_constant,
13331 output_constructor, make_decl_one_only, decl_tls_model,
13332 default_no_named_section, default_elf_select_section_1,
13333 default_unique_section_1): Likewise.
13334 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
13335 * vmsdbgout.c (addr_const_to_string): Likewise.
13338 * function.c (struct assign_parm_data_one): Remove last_named
13340 (assign_parm_find_data_types): Don't determine last_named.
13341 Reorder named_parm determination.
13342 (assign_parms): Only setup varargs on the last non-varadic
13345 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
13347 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
13348 sda base address on medium model.
13350 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
13352 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
13353 * cfgloop.c (flow_loop_nodes_find): Export.
13354 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
13356 * cfgloopmanip.c (fix_loop_structure): New function.
13357 * predict.c (predict_loops): Clean up the loops information.
13358 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
13359 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
13361 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
13362 (rewrite_into_loop_closed_ssa): Declaration changed.
13363 * tree-loop-linear.c (linear_transform_loops): Add argument to
13364 rewrite_into_loop_closed_ssa call.
13365 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13366 * tree-ssa-loop-im.c (move_computations): Ditto.
13367 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
13368 * tree-vectorizer.c (vectorize_loops): Ditto.
13369 * tree-optimize.c: Include cfgloop.h.
13370 (execute_todo): Choose whether to call cleanup_tree_cfg or
13371 cleanup_tree_cfg_loop.
13372 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
13373 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
13374 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
13375 cleanup_tree_cfg_loop call.
13376 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
13377 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
13378 work on part of cfg.
13380 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13382 PR inline-asm/20314
13383 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
13384 with multiple alternatives.
13386 * stmt.c (parse_output_constraint): Fix a typo.
13388 2005-03-09 Bob Wilson <bob.wilson@acm.org>
13390 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
13391 assembly directive instead of deprecated "no-generics".
13393 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
13395 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13396 for non-offsettable memory references to cope with outstanding reload
13398 * config/s390/s390.md ("reload_outti"): Call find_replacement to
13399 avoid losing outstanding address reloads.
13400 ("reload_outdi", "reload_outdf"): Likewise.
13402 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13404 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
13405 code. Add more cbrt transformations.
13407 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13409 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
13411 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13413 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
13414 NULL_TREE when a given tree is not simplified.
13415 (fold): Return the original tree when any of the functions
13416 mentioned above NULL_TREE.
13418 * fold-const.c (fold_unary, fold_binary): Take decomposed
13419 arguments, code, type, op0, and op1 in case of fold_binary.
13420 (fold): Update calls to fold_unary and fold_binary.
13422 2005-03-09 Roger Sayle <roger@eyesopen.com>
13424 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
13425 a fndecl and an arglist instead of a CALL_EXPR, exp.
13427 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
13429 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
13431 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
13433 * expr.c (expand_assignment): Remove orig_to_rtx.
13435 * fold-const.c (int_const_binop): Remove no_overflow.
13437 * ifcvt.c (noce_emit_move_insn): Remove inmode.
13439 * loop-iv.c (get_biv_step_1): Remove lhs.
13441 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
13443 * real.c (real_nan): Remove neg.
13445 * function.c (thread_prologue_and_epilogue_insns): Remove i
13448 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
13451 * tree-eh.c (tree_could_trap_p): Remove idx.
13453 * tree-into-ssa.c (ann): Remove ann.
13455 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
13457 * tree-sra.c (decide_block_copy): Remove inst_count.
13459 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
13461 * tree-ssa-loop-im.c (lhs): Remove.
13463 * cfgbuild.c (state, STATE, SET_STATE,
13464 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
13466 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
13467 (find_basic_blocks): Set the state of each basic block to
13470 2005-03-08 Jeff Law <law@redhat.com>
13472 * tree-cfg.c (cleanup_control_flow): If removal of a computed
13473 goto results in the removal of edges in the CFG, then we need
13474 to recompute dominators.
13476 2005-03-09 Ben Elliston <bje@au.ibm.com>
13478 * c-common.c (c_do_switch_warnings): Comment fix.
13480 2005-03-08 Julian Brown <julian@codesourcery.com>
13482 * Patch from 2005-03-08 reverted for causing regressions and
13483 ppc-darwin bootstrap failure.
13485 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
13487 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
13488 Define the real function for ppc-darwin.
13489 * c-typeck.c (convert_arguments): Check for target-specific
13490 invalid argument call to unprototyped function.
13491 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
13493 * target.h (invalid_arg_for_unprototyped_fn): New field
13495 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
13496 default target hook.
13497 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
13500 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13502 * c-typeck.c (constructor_stack, constructor_range_stack,
13503 initializer_stack): Make them static.
13505 * cfg.c (rbi_pool): Make it static.
13507 * gimple-low.c (lower_stmt_body): Make it static.
13508 * tree-flow.h: Remove the corresponding prototype. Don't
13509 declare lower_data.
13511 * sched-deps.c (cache_size): Make it static.
13513 * stor-layout.c (lang_adjust_rli): Make it static.
13515 2005-03-08 Julian Brown <julian@codesourcery.com>
13517 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13518 from being used for symbols with vague linkage when
13519 HAVE_GAS_COMDAT_GROUP is true.
13521 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
13523 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
13524 nlabel == JUMP_LABEL (jump).
13526 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13528 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
13529 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
13530 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
13531 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
13533 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
13536 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
13537 * c-common.c (handle_returns_twice): New function.
13538 (c_common_attribute_table): Declare eturns_twice' attribute.
13539 * doc/extend.texi: Document eturns_twice' attribute.
13540 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
13541 (struct tree_decl): Add returns_twice_flag.
13543 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13545 * tree-ssa-phiopt.c: Fix a comment typo.
13547 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
13548 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
13549 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
13552 2005-03-08 Richard Henderson <rth@redhat.com>
13554 * config/alpha/alpha.c (code_for_builtin): Replace special-case
13555 builtin codes with ctzdi2, clzdi2, popcountdi2.
13556 (struct alpha_builtin_def): Add is_const.
13557 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
13558 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
13559 (alpha_init_builtins): Init them. Set nothrow and const attributes
13561 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
13562 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
13563 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
13564 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
13565 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
13566 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
13567 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
13568 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
13569 (TARGET_FOLD_BUILTIN): New.
13570 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
13571 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
13573 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
13575 2005-03-08 Ira Rosen <irar@il.ibm.com>
13577 PR tree-optimization/20122
13578 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
13579 condition of access function instead of base.
13581 2005-03-07 Jeff Law <law@redhat.com>
13582 Steven Bosscher <stevenb@suse.de>
13584 * tree-cfg.c (find_taken_edge_computed_goto): New function.
13585 (find_taken_edge): Call find_taken_edge_computed_goto as
13586 appropriate. Allow any gimple invariant rather than just
13587 INTEGER_CST for VAL.
13588 (cleanup_control_flow): Cleanup a computed goto which has turned
13589 into a simple goto.
13590 (tree_merge_blocks): If block B has any forced labels, move
13591 them to the start of block A.
13592 * tree-ssa-dom.c (thread_across_edge): Allow threading across
13593 computed gotos as well.
13594 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
13595 removal of unnecessary computed gotos too.
13596 (lookup_redirection_data): Fix type of INSERT argument. Callers
13599 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
13601 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
13602 Remove trailing spaces.
13604 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
13605 unshare_all_trees): Make them static.
13606 * tree-gimple.h: Remove the corresponding prototypes.
13608 * diagnostic.h: Remove unused prototype
13609 debug_output_buffer.
13610 * modulo-sched.c: Remove unused prototype
13611 set_row_column_for_ps.
13613 * tree-ssa-phiopt.c (tree_ssa_phiopt,
13614 replace_phi_edge_with_variable): Remove unused variable i.
13616 2005-03-07 Per Bothner <per@bothner.com>
13618 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
13620 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
13623 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
13624 bbs on the COND_EXPR instead of the PHI_NODEs.
13625 (candidate_bb_for_phi_optimization): Remove.
13626 (replace_phi_with_stmt): Rename to ...
13627 (replace_phi_edge_with_variable): this and change so that we
13628 replace the phi argument instead of removing the PHI.
13629 (conditional_replacement): Change so we deal with PHI with more
13630 than two arguments.
13631 (value_replacement): Likewise.
13632 (abs_replacement): Likewise.
13634 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
13636 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
13637 output_e500_flip_gt_bit.
13639 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
13641 (rs6000_generate_compare): Fix logic to look at the correct bits.
13642 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
13644 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
13645 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
13646 gen_move_from_CR_gt_bit.
13648 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
13649 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
13650 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
13652 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
13653 (E500_CR_IOR_COMPARE): New constant.
13655 2005-03-08 Earl Chew <earl_chew@agilent.com>
13656 David Billinghurst <David.Billinghurst@riotinto.com>
13658 * config/i386/host-cygwin.c: New file to support precompiled
13660 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
13661 * config.host: Use above files for cygwin host.
13663 2005-03-07 David Edelsohn <edelsohn@gnu.org>
13665 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
13666 ordering ops from earlier change.
13668 2005-03-07 Per Bothner <per@bothner.com>
13670 Various fixes to allow us to again build if --enable-mapped-location:
13671 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
13672 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
13673 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
13674 local variable loc. Change logic appropriately.
13675 * tree-vect-transform.c (vect_finish_stmt_generation): Use
13676 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
13677 * c-parser.c (c_parser_for_statement): Initialize loc variable.
13678 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
13679 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
13681 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
13683 PR rtl-optimization/19683
13684 * reload1.c (choose_reload_regs): Pass the number of bits, not the
13685 number of bytes, to smallest_int_for_mode. Fix arguments to
13686 REG_CANNOT_CHANGE_MODE_P.
13688 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13690 * reorg.c (relax_delay_slots): Check that the jump is
13691 conditional before trying to invert it.
13693 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13695 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
13698 * calls (stack_arg_under_construction): Make it static.
13700 * flow.c (regs_live_at_setjmp): Make it static.
13701 * flow.h: Remove the corresponding prototype.
13703 * reload1.c (reload_startobj, reload_firstobj,
13704 something_needs_operands_changed, reload_inherited,
13705 reload_inheritance_insn, reload_override_in,
13706 reload_spill_index): Make them static.
13708 * recog.c (verify_changes): Make it static.
13709 * recog.h: Remove the corresponding prototype.
13711 * cfgbuild.c (find_sub_basic_blocks): Remove.
13712 * basic-block.h: Remove the corresponding prototype.
13713 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
13715 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
13717 * tree-ssa-operands.c (check_build_stmt): Remove.
13719 * stor-layout.c (set_alignment): Remove.
13720 * tree.h: Remove the corresponding prototype.
13722 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
13724 * tree-ssa-dce.c (control_dependence_map,
13725 visited_control_parents): Make them static.
13727 * cfghooks.c (verify_flow_info): Remove local variable
13730 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
13733 * loop-unswitch.c (unswitch_loop): Remove local variable src.
13735 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
13737 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
13739 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
13741 * config/ia64/hpux.h (LINK_SPEC): Add -z.
13742 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
13743 PARALLEL for an empty structure.
13745 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
13747 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
13749 * fold-const.c (fold_binary): Unroll the very first "for"
13752 2005-03-06 David Edelsohn <edelsohn@gnu.org>
13754 * config/rs6000/predicates.md (branch_comparison_operator): Remove
13755 redundant match_code test.
13756 (scc_comparison_operator): Swap match_operand and match_code
13758 (branch_positive_comparison_operator): Same.
13759 (trap_comparison_operator): Use comparison_operator and swap with
13762 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
13765 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
13766 (out_movhi_r_mr): Read low byte of volatile MEM first.
13767 (out_movhi_mr_r): Write high byte of volatile MEM first.
13769 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13771 * cselib.c (reg_values, reg_values_size): Make them static.
13773 * cse.c (cse_reg_info_table): Make it static.
13775 * fold-const.c (fold_unary): Use build1 instead of copy_node.
13777 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
13779 * cse.c (find_best_addr): Use canon_for_address.
13781 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13783 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
13784 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
13785 SUBREG and MEM, respectively.
13787 * fold-const.c (fold_binary): Use code instead of t.
13789 * fold-const.c (optimize_minmax_comparison): Take decomposed
13790 arguments code, type, op0, and op1 instead of t.
13791 (fold_binary): Update a call to optimize_minmax_comparison.
13793 * fold-const.c (fold_range_test): Take decomposed arguments
13794 code, type, op0, and op1 instead of t.
13795 (fold_binary): Update a call to fold_range_test.
13797 * fold-const.c (fold_binary_op_with_conditional_arg): Take
13798 decomposed arguments code, type, op0, and op1 instead of t.
13799 (fold_binary): Update a call to fold_range_test.
13801 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
13803 * fold-const.c (fold_binary): Avoid directly using the original
13804 expression t as much as possible.
13806 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13808 * c-semantics.c (build_stmt): Use TYPE_P instead of
13809 IS_NON_TYPE_CODE_CLASS.
13810 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
13811 (NON_TYPE_CHECK): Use TYPE_P instead of
13812 IS_NON_TYPE_CODE_CLASS.
13814 * fold-const.c (fold): Remove handling of binary expressions.
13816 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
13818 * doc/c-tree.texi: Wrap comments in @r{}.
13819 * doc/cpp.texi: Likewise.
13820 * doc/cppinternals.texi: Likewise.
13821 * doc/extend.texi: Likewise.
13822 * doc/md.texi: Likewise.
13823 * doc/objc.texi: Likewise.
13824 * doc/sourcebuild.texi: Likewise.
13825 * doc/tm.texi: Likewise.
13826 * doc/tree-ssa.texi
13828 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
13830 * predict.c (apply_return_prediction): Standardize PHI chain
13832 * tree-ssa.c (ssa_redirect_edge): Likewise.
13834 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
13835 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
13838 * tree-phinodes.c (remove_phi_node): Drop the last argument.
13839 * tree-flow.h: Adjust the prototype for remove_phi_node.
13840 * lambda-code.c (perfect_nestify): Adjust a call to
13843 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
13844 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
13846 * tree-ssa-dce.c (remove_dead_phis): Likewise.
13847 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
13848 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
13849 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
13851 * combine.c (simplify_and_const_int): Use gen_int_mode instead
13852 of GEN_INT (trunc_int_for_mode (...)).
13853 * loop-iv.c (iv_number_of_iterations): Likewise.
13854 * postreload.c (reload_cse_move2add): Likewise.
13855 * simplify-rtx.c (simplify_const_unary_operation,
13856 simplify_const_binary_operation): Likewise.
13857 * stor-layout.c (get_mode_bounds): Likewise.
13859 * fold-const.c (fold_binary): New.
13860 (fold): Call fold_binary on binary expressions.
13862 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
13864 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
13865 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
13866 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
13867 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
13868 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
13870 2005-03-04 Devang Patel <dpatel@apple.com>
13872 PR tree-optimization/18815
13873 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13874 loops with zero exit edges.
13876 2005-03-04 Devang Patel <dpatel@apple.com>
13878 * doc/invoke.texi: Remove reference to webpage that does not exist.
13880 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
13881 Joseph S. Myers <joseph@codesourcery.com>
13884 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
13885 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
13886 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
13887 * pa.c (get_plabel): Change argument to symbol_ref. Call
13888 maybe_get_identifier instead of get_identifier.
13889 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
13890 (struct deferred_plabel): Replace name field with symbol field.
13891 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
13892 ASM_OUTPUT_EXTERNAL_REAL is defined.
13893 (output_global_address): Use output_addr_const for output of all
13895 (output_deferred_plabels): Use symbol_ref instead of name for address
13897 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
13898 ASM_OUTPUT_SYMBOL_REF): New macros.
13899 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
13901 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
13904 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
13906 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
13907 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
13909 2005-03-04 Jeff Law <law@redhat.com>
13911 * basic-block.h (rediscover_loops_after_threading): Declare.
13912 * tree-ssa-dom.c: Include cfgloop.h.
13913 (tree_ssa_dominator_optimize): Discover loops and some basic
13914 properties. Remove forwarder blocks recreated by loop header
13915 canonicalization. Also mark backedges in the CFG.
13916 * tree-ssa-threadupdate.c: Include cfgloop.h
13917 (rediscover_loops_after_threading): Define.
13918 (struct local_info): New field, JUMP_THREADED.
13919 (prune_undesirable_thread_requests): New function.
13920 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
13921 then record that fact for the callers of redirct_edges.
13922 (thread_block): If BB has incoming backedges, then call
13923 prune_undesirable_thraed_requests. Note when we are
13924 going to have to rediscover loop information. Return a
13925 boolean indicating if any jumps were threaded.
13926 (thread_through_all_blocks): Bubble up boolean indicating
13927 if any jumps were threaded.
13928 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
13929 (tree-ssa-threadupdate.o): Similarly.
13931 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13933 * fold-const.c (fold_ternary): Unroll the "for" loop to
13936 2005-03-04 Andrew Haley <aph@redhat.com>
13938 * unwind-dw2-fde-glibc.c (struct
13939 unw_eh_callback_data.check_cache): New field.
13940 (frame_hdr_cache): New.
13941 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
13942 Cache frame header info.
13944 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
13946 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
13947 (print_c_condition): Declare.
13948 * read-rtl.c (ptr_loc): New structure.
13949 (ptr_locs, ptr_loc_obstack, joined_conditions)
13950 (joined_conditions_obstack): New variables.
13951 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
13952 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
13953 (join_c_conditions, print_c_condition): New functions.
13954 (apply_macro_to_string): Associate the new string with the same
13955 source location as the old one.
13956 (add_condition_to_string): Use join_c_conditions.
13957 (read_string): Use set_rtx_ptr_loc to record a filename and line
13958 number for the string.
13959 (read_rtx): Initialize the new variables above.
13960 * genattrtab.c (write_test_expr, write_attr_value): Use
13962 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
13963 comment above the GCC_VERSION check.
13964 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
13965 Inline the definition of MAYBE_EVAL.
13966 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
13967 * genoutput.c (process_template): Likewise.
13968 * genpreds.c (write_predicate_subfunction): Likewise.
13969 (write_predicate_expr): Use print_c_condition.
13970 * genrecog.c (write_cond): Likewise.
13971 * gensupport.c (process_rtx): Use join_c_conditions to join the
13972 conditions of a define_insn_and_split. Record a source location
13973 for the string after the "&&".
13974 (alter_test_for_insn): Use join_c_conditions.
13976 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
13979 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
13980 PR tree-optimization/15784
13981 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13984 2005-03-04 Ben Elliston <bje@au.ibm.com>
13986 * gcc.c (option_map): Add --coverage.
13987 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
13988 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
13989 * config/darwin.h: Pass -lgcov for `coverage'.
13990 * doc/invoke.texi (Debugging Options): Document --coverage.
13992 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
13994 * gcse.c (bypass_block): Use find_edge wherever possible.
13996 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14000 * c-opts.c (c_common_parse_file): Call start_source_file
14001 and end_source_file at the approriate times.
14003 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14004 the main file, it will be done for us now.
14006 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14008 * fold-const.c (fold_ternary): New.
14009 (fold): Call fold_ternary on ternary expressions. Remove
14010 handling of ternary expressions.
14012 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14014 PR tree-optimization/15784
14015 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14018 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14020 * config/rs6000/predicates.md (branch_comparison_operator):
14021 Convert from C block to conditional format.
14023 2005-03-03 Jan Hubicka <jh@suse.cz>
14025 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14026 and non-constant public variables.
14028 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14030 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14033 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14036 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14037 calls to release_ssa_name and release_phi_node.
14039 * fold-const.c (fold): Remove handling of unary expressions.
14041 * fold-const.c (fold_unary): Avoid directly using the original
14042 expression t as much as possible.
14044 2005-03-03 Roger Sayle <roger@eyesopen.com>
14045 Andrew Pinski <pinskia@physics.uc.edu>
14047 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14048 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14050 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14052 Describe special registers SRP and MOF as allocatable registers.
14053 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14054 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14055 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14056 TARGET_HAS_MUL_INSNS.
14057 (cris_print_operand) <case 'd'>: New case.
14058 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14059 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14061 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14062 (REG_ALLOC_ORDER): Update for MOF.
14063 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14065 (GENERAL_REGS): No longer a define of ALL_REGS.
14066 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14067 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14068 Adjust accordingly.
14069 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14070 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14071 (SECONDARY_RELOAD_CLASS): Define.
14072 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14073 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14074 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14075 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14076 (REGISTER_MOVE_COST): Define.
14077 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14078 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14079 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14080 (CRIS_MOF_REGNUM): New define_constants.
14081 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14083 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
14085 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
14086 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
14087 Adjust for MOF being properly described as a register.
14088 (indir_to_reg_split): Name this split. Conditionalize on the
14089 destination register being a general register.
14090 (movei): Conditionalize on on operands 0 and 1 having the same
14093 2005-03-03 Alan Modra <amodra@bigpond.net.au>
14096 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
14097 -mcpu to override any other explicitly given flags.
14099 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
14101 * recog.c (verify_changes, confirm_change_group): New functions,
14102 broken out of apply_change_group.
14103 (apply_change_group): Use them.
14104 * recog.h (verify_change, confirm_change_group): Declare.
14105 * rtl.h (redirect_jump_2): Declare.
14106 * jump.c (redirect_exp, invert_exp): Delete.
14107 (invert_exp_1): Take second parameter. Return value. Changed caller.
14108 (redirect_jump_2): New function, broken out of redirect_jump.
14109 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
14110 (invert_jump): Use invert_jump_1 and redirect_jump_2.
14111 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
14113 2005-03-02 Geoffrey Keating <geoffk@apple.com>
14115 * varasm.c (named_section): Use xstrdup rather than doing it by
14118 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
14120 2005-03-02 Devang Patel <dpatel@apple.com>
14122 Undo PR tree-optimization/18815 fix.
14124 2005-03-02 Devang Patel <dpatel@apple.com>
14126 PR tree-optimization/18815
14127 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14128 loops with zero exit edges.
14130 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14132 * cfg.c (connect_src, connect_dest, disconnect_src,
14133 disconnct_dest): New.
14134 (unchecked_make_edge, remove_edge, redirect_edge_succ,
14135 redirect_edge_pred): Use the new functions.
14137 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
14138 free_dominance_info only when needed.
14140 2005-03-02 David Edelsohn <edelsohn@gnu.org>
14143 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
14144 (reg_or_sub_cint64_operand): Same.
14146 2005-03-02 Jeff Law <law@redhat.com>
14148 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
14149 CFG_ALTERED in the main DOM iteration loop.
14151 2005-03-02 Mark Mitchell <mark@codesourcery.com>
14154 * varasm.c (initializer_constant_valid_p): Allow conversions
14155 between OFFSET_TYPEs. Tidy.
14157 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
14159 * config/cris/cris.md ("return"): Remove epilogue delay list
14162 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
14164 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
14166 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
14168 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14170 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
14171 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
14172 config/m68k/m68k.c, config/mips/mips.h,
14173 config/rs6000/rs6000-protos.h, doc/contrib.texi,
14174 doc/include/gcc-common.texi: Update copyright.
14176 PR middle-end/18029 and PR middle-end/18030
14177 * expr.c (optimize_bitfield_assignment_op): Add a special case
14178 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
14180 * fold-const.c (fold_unary): New.
14181 (fold): Call fold_unary on unary expressions.
14183 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
14185 * cgraph.h (struct cgraph_edge): Add prev_caller and
14186 prev_callee fields.
14187 (cgraph_node_remove_callees): Export.
14188 * cgraph.c (cgraph_create_edge): Initialize prev_caller
14190 (cgraph_edge_remove_callee): New function.
14191 (cgraph_edge_remove_caller): Likewise.
14192 (cgraph_remove_edge): Use.
14193 (cgraph_redirect_edge_callee): Likewise.
14194 (cgraph_node_remove_callees): New function.
14195 (cgraph_node_remove_callers): Likewise.
14196 (cgraph_remove_node): Use.
14197 * tree-optimize.c (tree_rest_of_compilation): Use
14198 cgraph_node_remove_callees instead of manual loop.
14199 * cgraphunit.c (cgraph_finalize_function): Likewise.
14200 (cgraph_expand_function): Likewise.
14201 (cgraph_remove_unreachable_nodes): Likewise.
14203 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
14206 * c-tree.h (undeclared_variable, build_external_ref): Add extra
14208 * c-decl.c (undeclared_variable): Take location as argument.
14209 * c-typeck.c (build_external_ref): Likewise.
14210 * c-parser.c (c_parser_postfix_expression): Pass location of
14211 identifier to build_external_ref.
14213 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14215 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
14216 CCEQ mode for branch_positive_comparison_operator test.
14217 * config/rs6000/predicates (branch_comparison_operator): Revert to
14219 (scc_comparison_operator): Same.
14220 (branch_positive_comparison_operator): Same.
14222 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
14224 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
14225 (cris_delay_slots_for_epilogue): Remove.
14226 (save_last): Move into cris_target_asm_function_epilogue.
14227 (cris_target_asm_function_epilogue): Remove tests for file being
14229 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
14230 (cris_delay_slots_for_epilogue): Remove prototypes.
14231 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
14232 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
14234 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14236 * config/rs6000/predicates.md (branch_comparison_operator): Change
14237 to define_special_predicate.
14238 (scc_comparison_operator): Same.
14239 (branch_positive_comparison_operator): Same.
14241 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
14243 * Makefile.in (tree-ssa-sink.o): New.
14244 (OBJS-common): Add tree-ssa-sink.o.
14245 * common.opt: Add -ftree-sink
14246 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14247 * timevar.def (TV_TREE_SINK): new timevar.
14248 * tree-flow.h (is_hidden_global_store): Prototype.
14249 * tree-optimize.c (init_tree_optimization_passes): Add
14251 * tree-pass.h (pass_sink_code): New.
14252 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
14253 for non-obvious global store store to is_hidden_global_store, and
14254 call that new function.
14255 * tree-ssa-sink.c: New file.
14256 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
14257 * doc/passes.texi: Document forward store motion.
14258 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
14259 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
14260 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
14261 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
14263 2005-03-01 Per Bothner <per@bothner.com>
14265 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
14266 and we have a non-zero column-number, add it to the message.
14267 Also factor out the diagnostic_kind_text.
14269 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14271 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14272 flow_loop_pre_header_scan, flow_loop_pre_header_find,
14273 flow_loop_scan): Removed.
14274 (flow_loop_dump): Do not dump removed fields.
14275 (flow_loop_free): Do not free removed fields.
14276 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
14277 (loop_exit_edge_p): New function.
14278 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
14279 num_pre_header_edges, entry_edges, num_entries, exit_edges,
14280 num_exits, exits_doms.
14281 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14282 LOOP_EDGES, LOOP_ALL): Removed.
14283 (flow_loop_scan): Declaration removed.
14284 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
14285 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
14287 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
14288 (if_convert): Call flow_loops_find and flow_loops_free
14289 when calling mark_loop_exit_edges.
14290 * cfgloopanal.c (mark_loop_exit_edges): Moved from
14291 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
14292 free_dominance_info calls.
14293 * loop-init.c (flow_loops_find): Ditto.
14294 * passes.c (rest_of_handle_branch_prob): Ditto.
14295 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
14296 * loop-unroll.c (analyze_insns_in_loop): Do not use
14298 * predict.c (predict_loops): Do not call flow_loop_scan.
14299 Use get_loop_exit_edges.
14300 (tree_estimate_probability): Do not pass flags to flow_loops_find.
14301 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
14302 Do not use EDGE_LOOP_EXIT.
14303 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
14304 to bb_with_exit_edge_p.
14305 (if_convertible_loop_p): Do not call flow_loop_scan. Use
14306 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
14307 to bb_with_exit_edge_p.
14308 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
14310 * tree-loop-linear.c (linear_transform_loops): Do not call
14311 flow_loop_scan. Use loop->single_exit.
14312 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
14313 (vect_analyze_loop_form): Do not call flow_loop_scan.
14314 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
14316 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
14318 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
14319 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14320 slpeel_tree_duplicate_loop_to_edge_cfg,
14321 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
14322 Use loop_preheader_edge and loop->single_exit. Do not call
14325 2005-03-01 Nick Clifton <nickc@redhat.com>
14327 * config/arm/arm.c (thumb_find_work_register): Check all of the
14328 argument registers to see if they are free, and a couple of
14329 special cases where the last argument register but can be proved
14330 to be available during the function's prologue.
14331 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
14332 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
14333 thumb_unexpanded_epilogue): Use unsigned long as the type for the
14335 (thumb_compute_save_reg_mask): Likewise. Also use
14336 thumb_find_work_register() to ensure that there is agreement about
14337 which work register is going to be used in the prologue.
14338 (thumb_output_function_prologue): Use unsigned long as the type
14339 for the register bit-mask. Also delay pushing the link register if
14340 other high registers are going to be pushed.
14341 (thumb_compute_save_reg_mask, emit_multi_reg_push,
14342 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
14343 redundant prototypes.
14345 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
14348 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
14349 and after reload in REG+REG indexed addresses without REG_POINTER
14350 set in the base and not set in the index.
14352 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
14354 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
14355 Don't undefine here.
14356 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
14357 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
14358 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14359 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
14360 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
14362 * config.gcc (sh*-*-linux*): Use config/linux.h.
14364 2005-02-28 Dale Johannesen <dalej@apple.com>
14365 Stan Shebs <shebs@apple.com>
14367 Rewrite of 64-bit Darwin structure-by-value pass/return.
14368 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
14369 intoffset, use_stack, named.
14370 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
14371 (rs6000_darwin64_record_arg_advance_flush): New.
14372 (rs6000_darwin64_record_arg_advance_recurse): New.
14373 (rs6000_darwin64_record_arg_flush): New.
14374 (rs6000_darwin64_record_arg_recurse): New.
14375 (rs6000_darwin64_record_arg): New.
14376 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
14377 (function_arg_boundary): Handle 128-bit aligned structs.
14378 (function_arg_advance): Rewrite darwin64 struct handling.
14379 (function_arg): Call rs6000_darwin64_record_arg.
14380 (function_arg_partial_nregs): Handle darwin64 structs.
14381 (rs6000_darwin64_function_value): Remove.
14382 (rs6000_function_value): Call rs6000_darwin64_record_arg.
14384 2005-02-28 Roger Sayle <roger@eyesopen.com>
14386 PR tree-optimization/20216
14387 * tree-chrec.c (tree_fold_factorial): Delete.
14388 (tree_fold_binomial): Change argument list to take a return type
14389 and change the type of K to unsigned int. Rewrite to avoid explicit
14390 evaluation of factorials, and (recursively) calling fold to perform
14391 compile-time arithmetic. Return NULL on (internal) overflow.
14392 (chrec_evaluate): Change type of K to an unsigned int. Avoid
14393 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
14394 if any intermediate calculation overflows.
14395 (chrec_apply): Update call to chrec_evaluate.
14397 2005-02-28 James E Wilson <wilson@specifixinc.com>
14399 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
14401 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
14404 * c-parser.c (c_parser_compound_statement): Return error_mark_node
14405 instead of NULL_TREE on error.
14407 2005-02-28 David Edelsohn <edelsohn@gnu.org>
14409 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
14410 (EASY_VECTOR_15_ADD_SELF): Remove.
14411 (num_insns_constant_wide): Not static.
14412 (validate_condition_mode): Not static.
14413 (toc_relative_expr_p): Not static.
14414 (legitimate_indirect_address_p): Not static.
14415 (macho_lo_sum_memory_operand): Not static.
14416 (invalid_e500_subreg): Not static.
14417 (easy_vector_same): Not static.
14418 (easy_vector_splat_const): Not static.
14419 (RS6000_SYMBOL_REF_TLS_P): Remove.
14420 (any_operand): Delete.
14421 (any_parallel_operand): Delete.
14422 (count_register_operand): Delete.
14423 (altivec_register_operand): Delete.
14424 (xer_operand): Delete.
14425 (s8bit_cint_operand): Delete.
14426 (short_cint_operand): Delete.
14427 (u_short_cint_operand): Delete.
14428 (non_short_cint_operand): Delete.
14429 (exact_log2_cint_operand): Delete.
14430 (gpc_reg_operand): Delete.
14431 (cc_reg_operand): Delete.
14432 (cc_reg_not_cr0_operand): Delete.
14433 (reg_or_short_operand): Delete.
14434 (reg_or_neg_short_operand): Delete.
14435 (reg_or_aligned_short_operand): Delete.
14436 (reg_or_u_short_operand): Delete.
14437 (reg_or_cint_operand): Delete.
14438 (reg_or_arith_cint_operand): Delete.
14439 (reg_or_add_cint64_operand): Delete.
14440 (reg_or_sub_cint64_operand): Delete.
14441 (reg_or_logical_cint_operand): Delete.
14442 (got_operand): Delete.
14443 (got_no_const_operand): Delete.
14444 (easy_fp_constant): Delete.
14445 (easy_vector_constant): Delete.
14446 (easy_vector_constant_add_self): Delete.
14447 (zero_constant): Delete.
14448 (zero_fp_constant): Delete.
14449 (volatile_mem_operand): Delete.
14450 (offsettable_mem_operand): Delete.
14451 (mem_or_easy_const_operand): Delete.
14452 (add_operand): Delete.
14453 (non_add_cint_operand): Delete.
14454 (logical_operand): Delete.
14455 (non_logical_cint_operand): Delete.
14456 (mask_operand): Delete.
14457 (mask_operand_wrap): Delete.
14458 (mask64_operand): Delete.
14459 (mask64_2_operand): Delete.
14460 (and64_operand): Delete.
14461 (and64_2_operand): Delete.
14462 (and_operand): Delete.
14463 (reg_or_mem_operand): Delete.
14464 (lwa_operand): Delete.
14465 (symbol_ref_operand): Delete.
14466 (call_operand): Delete.
14467 (current_file_function_operand): Delete.
14468 (input_operand): Delete.
14469 (rs6000_nonimmediate_operand): Delete.
14470 (rs6000_tls_symbol_ref): Delete.
14471 (save_world_operation): Delete.
14472 (restore_world_operation): Delete.
14473 (load_multiple_operation): Delete.
14474 (store_multiple_operation): Delete.
14475 (vrsave_operation): Delete.
14476 (mfcr_operation): Delete.
14477 (mtcrf_operation): Delete.
14478 (lmw_operation): Delete.
14479 (stmw_operation): Delete.
14480 (branch_comparison_operator): Delete.
14481 (branch_positive_comparison_operator): Delete.
14482 (scc_comparison_operator): Delete.
14483 (trap_comparison_operator): Delete.
14484 (boolean_operator): Delete.
14485 (boolean_or_operator): Delete.
14486 (min_max_operator): Delete.
14487 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
14488 (EASY_VECTOR_15): Moved to here.
14489 (EASY_VECTOR_15_ADD_SELF): Move to here.
14490 (PREDICATE_CODES): Delete.
14491 * config/rs6000/rs6000-protos.h: Delete predicate functions.
14492 Declare functions no longer static.
14493 * config/rs6000/predicates.md: New.
14494 * config/rs6000/rs6000.md: Include predicates.md
14496 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
14498 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
14499 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
14501 * cfgrtl.c (need_fake_edge_p): Likewise.
14502 * combine.c (distribute_notes): Likewise.
14503 * emit-rtl.c (try_split): Likewise.
14504 * recog.c (peephole2_opimize): Likewise.
14505 * reg-notes.def (ALWAYS_RETURN): Remove.
14506 * rtl.h (LCT_ALWAYS_RETURN): Remove.
14507 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
14508 * tree.h (ECF_ALWAYS_RETURN): Remove.
14510 2005-02-28 Roger Sayle <roger@eyesopen.com>
14512 PR middle-end/19874
14513 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
14514 between different machine modes is never a "useless" conversion.
14516 2005-02-28 Geert Bosch <bosch@gnat.com>
14519 * doc/contrib.texi: List contributors for Ada front end
14521 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14523 * simplify-rtx.c (simplify_unary_operation_1,
14524 simplify_const_unary_operation): New, extracted from...
14525 (simplify_unary_operation): ... this one.
14526 (simplify_binary_operation_1,
14527 simplify_const_binary_operation): New, extracted from...
14528 (simplify_binary_operation): ... this one.
14529 * rtl.h (simplify_const_unary_operation,
14530 simplify_const_binary_operation): Add prototypes.
14532 2005-02-28 Julian Brown <julian@codesourcery.com>
14534 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
14535 building libjava and caused PR regression/20228.
14537 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14540 * Makefile.in (host_subdir): New.
14541 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
14542 * configure: Regenerate.
14544 2005-02-27 Zack Weinberg <zack@codesourcery.com>
14546 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
14547 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
14548 installation directory first.
14550 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
14553 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
14554 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
14555 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
14556 * config/cris/cris.md: Tweak comments referring to Q.
14557 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
14558 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
14559 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
14560 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
14561 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
14562 Insert spaces in constraints to align alternatives vertically for
14564 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
14567 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14569 PR rtl-optimization/17728
14570 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
14571 operand 0 from general_operand to move_dest_operand.
14573 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14575 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
14576 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
14577 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
14578 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
14580 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
14582 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
14583 * configure: Regenerate.
14584 * libada-mk.in: Remove CC; rename
14585 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
14587 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
14590 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
14591 for the lhs, also walk over the tree. Likewise for rhs.
14593 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
14595 * tree-ssa-dom.c (simple_iv_increment_p): New function.
14596 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
14597 Do not propagate value of iv before increment over the increment.
14599 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
14601 * c-parser.c: New file.
14602 * c-parse.in: Remove.
14603 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
14605 (c-parser.o): Add dependencies.
14606 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
14607 maintainer-clean, TAGS): Update.
14608 * c-config-lang.in (gtfiles): Update.
14609 * gengtype-lex.l: Don't handle "@@".
14610 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
14611 objc_build_synchronized, objc_begin_try_stmt,
14612 objc_begin_catch_clause, objc_finish_catch_clause,
14613 objc_build_finally_clause, objc_finish_try_stmt): New.
14614 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
14616 (c_parse_init): Update comment.
14617 * c-decl.c (c_init_decl_processing): Update comment.
14618 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14619 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
14620 new c_declspecs members.
14622 2005-02-25 Julian Brown <julian@codesourcery.com>
14624 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14625 from being used for symbols with vague linkage when
14626 HAVE_GAS_COMDAT_GROUP is true.
14628 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14630 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
14632 2005-02-25 Steve Ellcey <sje@cup.hp.com>
14635 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
14636 (LIBGCC2_HAS_DF_MODE): New.
14637 (LIBGCC2_HAS_XF_MODE): New.
14638 (LIBGCC2_HAS_TF_MODE): New.
14639 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14640 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14641 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14642 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14643 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
14644 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
14645 and add _fixtfdi, _fixunstfdi, _floatditf
14646 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
14647 L_fixunstfdi, L_floatditf.
14648 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
14649 (LIBGCC2_HAS_TF_MODE): Define.
14651 2005-02-25 Diego Novillo <dnovillo@redhat.com>
14653 PR tree-optimization/20204
14654 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
14655 REWRITE_THIS_STMT markers on PHI nodes.
14656 (rewrite_initialize_block): Likewise.
14658 2005-02-25 Mark Mitchell <mark@codesourcery.com>
14660 * version.c (version_string): Update to 4.1.
14662 2005-02-25 Paolo Carlini <pcarlini@suse.de>
14664 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
14665 Clarify that the alternative way doesn't work in GNU C++.
14667 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
14669 PR tree-optimization/19937
14670 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
14671 to the type of the induction variable.
14673 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
14675 PR rtl-optimization/20117
14676 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
14677 the block including noncopyable insn.
14679 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14681 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
14682 calls to find_reg_note.
14684 2005-02-24 Richard Henderson <rth@redhat.com>
14687 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
14690 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
14692 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
14693 vector types if to use base reg for misaligned non-word ld/std.
14695 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14698 * config/cris/cris.c (cris_target_asm_function_prologue): Create
14699 dwarf2 label manually and put it after, not before the prologue.
14701 2005-02-24 David Edelsohn <edelsohn@gnu.org>
14704 * reload.c (operands_match_p): Only increment register number for
14705 SCALAR_INT_MODE_P modes in multiple hard registers.
14707 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
14710 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14712 * ChangeLog.5: Fix log message typo(s).
14713 * ChangeLog.7: Likewise.
14714 * ChangeLog.tree-ssa: Likewise.
14715 * cfgexpand.c: Fix comment typo(s).
14716 * conflict.c: Likewise.
14717 * defaults.h: Likewise.
14718 * dwarf2out.c: Likewise.
14719 * gcse.c: Likewise.
14720 * ggc-page.c: Likewise.
14721 * tree-eh.c: Likewise.
14722 * tree-ssa-dom.c: Likewise.
14724 2005-02-24 Jakub Jelinek <jakub@redhat.com>
14727 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
14728 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
14729 if SHARED is defined.
14732 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
14733 allow splitting only if operands 0 and 3 don't overlap.
14735 2005-02-24 Richard Henderson <rth@redhat.com>
14737 PR middle-end/19953
14738 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
14739 (fold_builtin_1): Call them.
14740 * fold-const.c (fold_complex_mult_parts): Split out from ...
14741 (fold_complex_mult): ... here. Fix typo in both imaginary case.
14742 (fold_complex_div_parts, fold_complex_div): New.
14744 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
14746 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14748 * tree-ssa-ccp.c (visit_assignment): Verify that result of
14749 VIEW_CONVERT_EXPR is_gimple_min_invariant.
14751 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
14752 (print_node): Likewise.
14753 Print TYPE_SIZES_GIMPLIFIED.
14755 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
14757 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
14758 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
14759 operands as commutative in constraints.
14761 2005-02-24 Diego Novillo <dnovillo@redhat.com>
14763 * tree-into-ssa.c: Re-organize internal functions.
14765 2005-02-24 Richard Henderson <rth@redhat.com>
14767 PR middle-end/18902
14768 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
14770 * common.opt (fcx-limited-range): New.
14771 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
14772 * toplev.c (flag_complex_method): Initialize to 1.
14773 (process_options): Set flag_complex_method to 0 if
14774 flag_cx_limited_range.
14775 * doc/invoke.texi (-fcx-limited-range): New.
14777 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
14779 * cse.c (delete_trivially_dead_insns): Speed up by using
14780 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
14783 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
14785 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
14786 functions when -mid-shared-library is being used.
14788 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14790 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
14791 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
14792 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
14793 * system.h: Poison LINK_LIBGCC_SPECIAL.
14795 2005-02-23 James E Wilson <wilson@specifixinc.com>
14797 * gengtype.c (note_insn_name): Make 1 element larger.
14799 2005-02-23 Roger Sayle <roger@eyesopen.com>
14802 PR rtl-optimization/20097
14803 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14804 BImode SUBREGs of SImode registers which confuse the ia64 backend.
14806 2005-02-23 David Edelsohn <edelsohn@gnu.org>
14808 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
14809 * t-aix52 (SHLIB_INSTALL): Same.
14811 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
14813 * genpreds.c: Update copyright.
14815 2005-02-23 Michael Beach <michaelb@ieee.org>
14818 * config/sparc/t-elf (startup files): Assemble with CPP.
14820 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
14822 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
14823 (write_predicate_expr): Likewise.
14825 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14827 PR tree-optimization/20100
14828 PR tree-optimization/20115
14829 * tree-optimize.c (init_tree_optimization_passes): Remove
14830 pass_maybe_create_global_var.
14831 * tree-pass.h (pass_maybe_create_global_var): Remove.
14832 * tree-ssa-alias.c (aliases_computed_p): Declare.
14833 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
14834 (count_calls_and_maybe_create_global_var): Remove.
14835 (pass_maybe_create_global_var): Remove.
14836 (init_alias_info): Do not declare aliases_computed_p.
14837 (maybe_create_global_var): If the function contains no
14838 call-clobbered variables and a mix of pure/const and regular
14839 function calls, create .GLOBAL_VAR.
14840 Mark all call-clobbered variables for renaming.
14841 (merge_pointed_to_info): Update comment.
14842 (add_pointed_to_var): Likewise.
14843 (is_escape_site): Likewise.
14844 Accept struct alias_info * instead of size_t *.
14846 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
14848 * tree-ssa-operands.c (get_call_expr_operands): If
14849 ALIASES_COMPUTED_P is false, do not add call-clobbering
14851 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
14852 (delete_tree_ssa): Likewise.
14854 2005-02-22 James E Wilson <wilson@specifixinc.com>
14856 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
14857 (do_compile): Do call it here.
14859 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14861 PR rtl-optimization/20017.
14862 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
14863 rest_of_handle_cse2, rest_of_handle_gcse): Call
14864 delete_dead_jumptables immediately before calling cleanup_cfg.
14866 2005-02-22 Devang Patel <dpatel@apple.com>
14869 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
14872 2005-02-22 David Edelsohn <edelsohn@gnu.org>
14874 * config/rs6000/aix.h (WINT_TYPE): Define.
14876 2005-02-22 Stan Shebs <shebs@apple.com>
14878 * config/rs6000/rs6000.c (rs6000_override_options): Default to
14879 natural alignment for 64-bit Darwin.
14880 (rs6000_parse_alignment_option): Warn about uses of -malign-power
14882 * doc/invoke.texi: Document this.
14884 2005-02-22 DJ Delorie <dj@redhat.com>
14886 * c-common.c (c_common_type_for_mode): Pass the mode's precision
14887 to make_[un]signed_type, not the mode itself.
14889 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
14891 * cfg.c (cached_make_edge): Call make_edge if edge cache is
14892 not available. Use tail calls wherever possible.
14893 (make_edge): Call unchecked_make_edge to create an edge.
14895 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
14896 (coalesce_ssa_name): Don't check for
14897 SSANORM_USE_COALESCE_LIST.
14898 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
14900 2005-02-22 Diego Novillo <dnovillo@redhat.com>
14902 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
14903 (rewrite_into_ssa): ... here.
14905 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
14907 PR tree-optimization/19786
14908 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
14909 tag to another's may-alias bitmap when adding to the other's list.
14911 2005-02-21 DJ Delorie <dj@redhat.com>
14913 * tree-ssa-loop-ivopts.c (computation_cost): Start register
14914 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
14915 registers in unsupported ways.
14916 * expmed.c (init_expmed): Likewise.
14918 2005-02-21 Stan Cox <scox@redhat.com>
14920 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
14922 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14924 * tree-cfg.c (fold_cond_expr_cond): New.
14925 (make_edges): Call fold_cond_expr_cond.
14926 (find_taken_edge): Accept nothing but INTEGER_CST.
14927 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
14929 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
14931 * flow.c (delete_dead_jumptables): Speed up by scanning insns
14932 that do not belong to any basic block.
14934 2005-02-21 Jeff Law <law@redhat.com>
14936 * cfganal.c (find_unreachable_blocks): Manually CSE load of
14939 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
14941 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
14942 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
14943 Adjust their definitions.
14944 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
14945 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
14947 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
14948 genautomata.c, langhooks.c, langhooks.h, system.h,
14949 config/arm/lib1funcs.asm: Update copyright.
14951 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
14953 * dbxout.c (dbxout_function_end): Emit Lscope label always.
14955 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
14958 * doc/install.texi: Document --with-gc.
14960 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
14962 * simplify-rtx.c (simplify_unary_operation): Add a missing
14965 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14967 PR tree-optimization/18663
14968 * tree-ssa-dom.c (extract_range_from_cond): Return 0
14969 if the type has variable bounds.
14971 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
14973 * gcse.c: Remove an obsolete comment.
14975 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
14977 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
14979 * doc/extend.texi (Function Attributes) <Attribute const>: The
14980 attribute "pure" is below this text, not above.
14982 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14984 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
14985 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
14986 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
14988 2005-02-20 Zack Weinberg <zack@codesourcery.com>
14991 * langhooks.h (struct lang_hooks): Add to_target_charset.
14992 * langhooks.c (lhd_to_target_charset): New function.
14993 * langhooks-def.h: Declare lhd_to_target_charset.
14994 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
14995 (LANG_HOOKS_INITIALIZER): Update.
14996 * c-common.c (c_common_to_target_charset): New function.
14997 * c-common.h: Declare it.
14998 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
14999 c_common_to_target_charset.
15001 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15002 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15003 Delete definitions.
15004 * system.h: Poison them.
15005 * doc/tm.texi: Don't discuss them.
15006 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15007 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15008 (pp_c_char): Do not attempt to generate letter escapes for
15010 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15011 * config/mips/mips.c (mips_output_ascii): Likewise.
15013 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15015 PR tree-optimization/19951
15016 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15019 2005-02-19 Steven Bosscher <stevenb@suse.de>
15021 PR middle-end/19698
15022 * function.h (struct function): New field `max_loop_depth'.
15023 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15024 (flow_loops_find): Reset the max loop depth count before finding loops.
15025 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15026 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15027 (calculate_global_regs_live): Make sure the loop will terminate
15028 when the initial sets are not empty.
15030 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15032 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15034 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15036 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15039 * doc/invoke.texi: Remove documentation of %M spec.
15041 (init_spec): Remove %M suffix from -lgcc_s.
15042 (do_spec_1): Remove 'M' case.
15043 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15044 to put shared libraries in the multilib directory. Remove the
15045 shlib_so_soname substitution variable. Don't add a multilib encoding
15046 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15047 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15048 SHLIB_INSTALL as well as SHLIB_LINK.
15049 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15050 (SHLIB_NAME): Delete.
15051 (SHLIB_DIR): New macro.
15052 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15053 (SHLIB_INSTALL): Adjust accordingly.
15054 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15055 * config/t-slibgcc-sld: Likewise.
15056 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15057 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15058 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15060 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15061 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15062 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15063 Use @shlib_base_name@ instead of @shlib_so_name@.
15064 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15065 and @shlib_base_name@.so in @multilib_dir@.
15066 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15067 to the install path.
15068 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15069 (SHLIB_LINK): Remove previous workaround.
15070 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15071 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15072 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15074 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15075 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15076 (SHLIB_INSTALL): Adjust accordingly.
15077 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15078 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15079 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15080 config/t-slibgcc-elf-ver.
15082 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15083 Jakub Jelinek <jakub@redhat.com>
15085 PR tree-optimization/19828
15086 * tree-ssa-loop-im.c: Add a TODO comment.
15087 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
15088 without side-effects.
15090 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15092 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
15095 2005-02-18 James E. Wilson <wilson@specifixinc.com>
15097 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
15098 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
15099 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
15101 (ia64_reorg): Delete fixup_errata call.
15102 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
15103 (TARGET_SWITCHES): Delete -mb-step entry.
15105 2005-02-19 Jakub Jelinek <jakub@redhat.com>
15108 * c-typeck.c (composite_type): Handle quals in transparent unions.
15109 (type_lists_compatible_p): Likewise.
15111 2005-02-18 Stan Shebs <shebs@apple.com>
15113 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
15114 expressions in the .literal8 section.
15116 2005-02-18 Geoffrey Keating <geoffk@apple.com>
15118 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
15120 2005-02-18 Roger Sayle <roger@eyesopen.com>
15122 * fold-const.c (constant_boolean_node): Always create values of the
15123 specified type, don't bother calling truthvalue_conversion.
15125 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15127 * except.c (output_function_exception_table): Call
15128 assemble_external_libcall (eh_personality_libfunc).
15130 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15133 * config/ia64/ia64.h (struct machine_function): Add state_num.
15134 * config/ia64/ia64.c (process_epilogue,
15135 process_for_unwind_directive): Use new unwind state numbers each
15136 time rather than state 1.
15138 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15141 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
15142 before the "*llgt_didi" pattern.
15144 2005-02-18 Jason Merrill <jason@redhat.com>
15146 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
15148 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
15150 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
15151 (div0): Use it in place of ARM_FUNC_ALIAS.
15152 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
15154 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
15156 PR middle-end/20030
15157 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
15158 access, the lower bound of the array type if it exists.
15160 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
15163 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
15164 cases that are out-of-range for the index type.
15166 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15168 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
15169 (estimate_case_costs): Don't call convert.
15170 * expmed.c (expand_shift): Likewise.
15171 (make_tree): Call fold_convert instead of convert.
15173 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15176 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
15177 that ref to be marked MEM_READONLY_P doesn't have base that needs
15180 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15182 * genautomata.c (output_get_cpu_unit_code_func,
15183 output_cpu_unit_reservation_p): Don't generate old-style function
15186 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15189 PR tree-optimization/20009
15190 * convert.c (convert_to_integer): Revert 2005-02-16 change.
15192 PR tree-optimization/18947
15193 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
15194 inline, remove all nodes that are inlined into the extern inline
15197 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15199 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
15200 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
15201 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
15202 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
15205 2005-02-17 Roger Sayle <roger@eyesopen.com>
15207 PR tree-optimization/19917
15208 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
15209 to be potentially trapping.
15211 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15213 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
15215 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
15217 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
15218 tem becomes a local variable which is set to the value of the
15219 back end defined INITIAL_FRAME_ADDRESS macro.
15220 (expand_builtin_frame_address): Omit the base parameter to
15221 expand_builtin_return_addr.
15222 (expand_builtin_profile_func): Likewise.
15223 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
15224 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
15225 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
15227 2005-02-17 Jakub Jelinek <jakub@redhat.com>
15229 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
15230 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
15231 * config/frv/frv.c (frv_function_epilogue): Likewise.
15233 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
15235 * lambda-code (perfect_nestify): Remove mark/unmark
15236 for rewriting hack.
15237 * tree-loop-linear.c (linear_transform_loops): Add
15238 rewrite_into_ssa call so that ssa is correct for
15239 rewriting into loop closed.
15241 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
15243 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
15244 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
15246 * bt-load.c (btr_def_live_range, combine_btr_defs,
15247 migrate_btr_def, migrate_btr_defs): Likewise.
15248 * cfgcleanup.c (thread_jump): Likewise.
15249 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15250 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
15251 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
15252 df_rd_local_compute, df_reg_info_compute): Likewise.
15253 * dominance.c (init_dom_info, free_dom_info): Likewise.
15254 * flow.c (init_propagate_block_info,
15255 free_propagate_block_info): Likewise.
15256 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
15257 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
15258 modify_reg_pav): Likewise.
15259 * loop-invariant.c (find_defs, find_invariant_insn,
15260 find_invariants, free_inv_motion_data): Likewise.
15261 * predict.c (tree_predict_by_opcode,
15262 estimate_bb_frequencies): Likewise.
15263 * stmt.c (expand_case): Likewise.
15264 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
15265 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
15266 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
15267 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
15268 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
15269 rewrite_ssa_into_ssa): Likewise.
15270 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15271 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
15272 analyze_edges_for_bb, perform_edge_inserts): Likewise.
15273 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
15274 * tree-sra.c (tree_sra): Likewise.
15275 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
15276 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15277 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
15278 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15279 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
15280 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
15282 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
15283 calculate_live_on_entry, calculate_live_on_exit,
15284 build_tree_conflict_graph): Likewise.
15285 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
15286 record_important_candidates, set_use_iv_cost, find_depends,
15287 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
15288 tree_ssa_iv_optimize_finalize): Likewise.
15289 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
15290 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
15291 tree_duplicate_loop_to_header_edge): Likewise.
15292 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
15293 * tree-ssa.c (verify_flow_insensitive_alias_info,
15294 verify_name_tags, verify_ssa, init_tree_ssa,
15295 delete_tree_ssa): Likewise.
15296 * tree-ssanames.c (marked_ssa_names, init_ssanames,
15297 fini_ssanames): Likewise.
15298 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
15300 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
15302 * config/rs6000/t-rtems: Completely reworked.
15304 2005-02-17 Ira Rosen <irar@il.ibm.com>
15306 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
15308 2005-02-17 Ira Rosen <irar@il.ibm.com>
15310 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
15311 POINTER_TYPE_P when checking that type is a pointer.
15312 (vect_get_memtag): Remove.
15313 (vect_address_analysis): Use POINTER_TYPE_P. Call
15314 vect_object_analysis with dummy parameter for memtag.
15315 (vect_object_analysis): Extract memtag (functionality that
15316 used to be in vect_get_memtag and moved here). Fix printings.
15317 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
15318 with correct parameters. Remove call to vect_get_memtag.
15320 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
15322 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
15323 (tree-vectorizer.o): Added missing dependencies.
15325 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
15327 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
15328 declaration in tree-vectorizer.c, now has an extern declaration in
15329 tree-vectorizer.h).
15330 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15331 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15332 get_vectype_for_scalar_type, vect_is_simple_use,
15333 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15334 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
15335 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
15336 vectorizable_store, vectorizable_operation, vectorizable_assignment,
15337 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
15338 find_loop_location): Likewise.
15340 * tree-vectorizer.c (langhooks.h): #include removed.
15341 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
15342 moved to tree-vectorized.h.
15343 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15344 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
15345 get_vectype_for_scalar_type, vect_is_simple_use,
15346 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
15347 vect_supportable_dr_alignment, new_loop_vec_info,
15348 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
15349 vect_set_verbosity_level, find_loop_location): Likewise.
15351 (vect_analyze_loop): Function externalized. Declaration moved to
15352 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
15353 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
15354 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
15355 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
15356 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
15357 vect_enhance_data_refs_alignment, vect_analyze_operations,
15358 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
15359 vect_stmt_relevant_p, vect_get_loop_niters,
15360 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
15361 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
15362 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
15363 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
15364 vect_get_memtag): Likewise.
15366 (vectorizable_load): Function externalized. Declaration moved to
15367 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
15368 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
15369 vect_transform_loop): Likewise.
15370 (vect_transform_stmt): Moved to tree-vect-transform.c.
15371 (vect_align_data_ref, vect_create_destination_var,
15372 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
15373 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
15374 vect_get_vec_def_for_operand, vect_init_vector,
15375 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
15376 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
15377 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
15378 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
15379 vect_do_peeling_for_loop_bound): Likewise.
15381 * tree-vect-analyze.c: New file.
15382 * tree-vect-transform.c: New file.
15384 2005-02-17 Jason Merrill <jason@redhat.com>
15386 PR mudflap/19319, c++/19317
15387 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
15390 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
15392 * doc/install.texi (Specific): Update link for Darwin-specific
15395 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
15397 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
15398 constant_boolean_node.
15400 2005-02-16 David Edelsohn <edelsohn@gnu.org>
15403 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
15404 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
15406 2005-02-16 Richard Henderson <rth@redhat.com>
15409 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
15411 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
15412 replace uses with Wtype_MAXp1_F.
15413 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
15414 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
15415 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
15416 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
15417 and HAVE_TFMODE as appropriate.
15418 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
15419 (__floatdisf): Likewise.
15420 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
15421 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
15422 (Wtype_MAXp1_F): New.
15423 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
15424 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
15426 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
15429 * arm.c (arm_apply_result_size): New function.
15430 * arm.h (APPLY_RESULT_SIZE): Define.
15431 * arm-protos.h (arm_apply_result_size): Add prototype.
15432 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
15433 (movxf): New expand.
15434 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
15435 (call_value_symbol): Remove predicate for operand 0.
15436 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
15437 (untyped_call): Rework to correclty return values for any type.
15438 (untyped_return): New expand.
15439 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
15441 2005-02-16 Stan Shebs <shebs@apple.com>
15443 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
15444 * config/rs6000/t-darwin8: New, for 64-bit multilib.
15446 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
15448 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
15449 configure settings on Solaris 7 and later.
15451 2005-02-16 Diego Novillo <dnovillo@redhat.com>
15453 PR tree-optimization/19865
15454 * tree-optimize.c (init_tree_optimization_passes): Run
15455 pass_may_alias after pass_sra.
15457 2005-02-16 Richard Henderson <rth@redhat.com>
15458 Stuart Hastings <stuart@apple.com>
15461 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
15462 Do nothing if debug info suppressed for this function.
15463 (dbxout_begin_function): Early exit if debug info suppressed for
15466 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
15469 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
15471 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15473 PR tree-optimization/19967
15474 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
15475 expand_builtin_strchr, expand_builtin_strrchr): Take a new
15476 argument TYPE. Adjust calls to fold_builtin_XXX.
15477 (expand_builtin, fold_builtin_1): Adjust calls to
15478 expand_builtin_XXX.
15479 (fold_builtin_strchr, fold_builtin_strpbrk,
15480 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
15481 result to a requested type TYPE.
15483 2005-02-16 Jakub Jelinek <jakub@redhat.com>
15485 PR middle-end/19857
15486 * fold-const.c (fold): Don't optimize (T)(x & cst) to
15487 (T)x & (T)cst if (T)cst overflows.
15488 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
15489 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
15491 2005-02-15 Jeff Law <law@redhat.com>
15493 * gcse.c (blocks_with_calls): New bitmap.
15494 (alloc_gcse_mem): Allocate it.
15495 (free_gcse_mem): Free it.
15496 (clear_modifY_mem_tables): Clear it.
15497 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
15498 when we encounter CALL_INSNs.
15499 (compute_transp, case MEM): Handle blocks with calls separate
15500 from blocks without calls. Use bitmap iterators rather than
15503 2005-02-15 Peter O'Gorman <peter@pogma.com>
15506 * mklibgcc.in (vis_hide): Use a temporary object file, not
15509 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
15512 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
15513 access optimization.
15515 2005-02-15 David Edelsohn <edelsohn@gnu.org>
15516 Alan Modra <amodra@bigpond.net.au>
15519 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
15520 (_xlqsub): Rename to __gcc_qsub.
15521 (_xlqmul): Rename to __gcc_qmul.
15522 (_xlqdiv): Rename to __gcc_qdiv.
15523 Provide versioned symbol aliases with old names.
15524 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
15525 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
15526 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
15527 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
15528 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
15530 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15532 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
15533 Fold ~(A - 1) and ~(A + -1) to -A.
15535 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
15539 * config/host-linux.c (linux_gt_pch_use_address): Copy from
15540 config/pa/pa-host.c:pa_gt_pch_use_address.
15542 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
15544 * tree-vn.c (get_value_handle): Make sure that given an
15545 is_gimple_min_invariant expression, we always return it.
15547 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15549 * passes.c (rest_of_handle_gcse): Fix a comment.
15551 2005-02-15 Jeff Law <law@redhat.com>
15553 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
15555 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
15556 (canon_list_insert, record_last_mem_set_info): Similarly.
15557 (clear_modify_mem_tables): Similarly.
15559 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
15561 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
15562 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
15563 config/mips/mips.md, config/rs6000/aix.h,
15564 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
15566 2005-02-15 Richard Henderson <rth@redhat.com>
15568 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
15569 call to be best_edge.
15571 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15573 * basic-block.h: Adjust the prototype for find_basic_blocks.
15574 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
15575 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
15578 * flow.c (recompute_reg_usage): Remove all arguments.
15579 * passes.c (rest_of_compilation): Adjust the call to
15580 recompute_reg_usage.
15581 * rtl.h: Adjust the prototype for recompute_reg_usage.
15583 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
15585 * tree-dump.c (dump_files): Update to reflect new member
15587 (dump_register): Add new argument.
15589 (dump_switch_p_1): Check against glob name if doglob was passed.
15590 (dump_switch_p): Check against regular first, then glob if
15591 we didn't have any hits on the dump name.
15592 * tree-optimize.c (register_one_dump_file):
15593 Pass in glob name as well.
15594 * tree-pass.h (struct dump_file_info): Add glob
15597 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
15599 PR preprocessor/16323
15600 * doc/invoke.texi: Document that -Wendif-labels is on by default.
15602 2005-02-14 David Edelsohn <edelsohn@gnu.org>
15605 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
15606 (trunctfdf2_internal1): New.
15607 (trunctfdf2_internal2): Renamed from trunctfdf2.
15609 2005-02-14 Diego Novillo <dnovillo@redhat.com>
15611 PR tree-optimization/19853
15612 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
15614 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15616 * passes.c (rest_of_handle_loop_optimize): Remove calls to
15617 delete_dead_jumptables and cleanup_cfg.
15619 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
15621 * reload.c (find_reloads): Swap address_reloaded flags when
15622 swapping commutative operands.
15624 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
15626 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
15627 Use standard_iv_increment_position for computing the bsi position
15629 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
15632 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
15635 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
15636 life range of hard registers.
15637 * value-prof.c (insn_prefetch_values_to_profile): Only
15640 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
15641 profile in libcalls.
15643 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
15645 * bitmap.h (bitmap_and_compl_into): Return bool.
15646 * bitmap.c (bitmap_and_compl_into): Return changed flag.
15648 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15650 PR tree-optimization/19944
15651 * fold-const.c (fold): Re-add ABS_EXPR folding.
15653 2005-02-13 David Edelsohn <edelsohn@gnu.org>
15656 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
15657 {TARGET,MASK}_XL_COMPAT.
15658 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
15660 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
15661 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
15663 (rs6000_arg_partial_bytes): Same.
15664 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
15665 and XL compatibility enabled.
15666 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
15667 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
15668 test to final condition.
15669 (cmptf_internal2): New.
15670 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
15671 xl-compat. Add TFmode information to description.
15673 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
15675 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
15677 2005-02-13 Jason Merrill <jason@redhat.com>
15680 * fold-const.c (fold_indirect_ref_1): Split out from...
15681 (build_fold_indirect_ref): Here.
15682 (fold_indirect_ref): New fn.
15683 * tree.h: Declare it.
15684 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
15685 (gimplify_modify_expr_rhs): Likewise.
15686 (gimplify_expr): Likewise.
15688 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
15690 PR tree-optimization/14303
15691 PR tree-optimization/15784
15692 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
15693 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
15694 ABS_EXPR<x> != 0 to x != 0.
15696 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
15698 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
15699 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
15700 spelling conventions.
15702 * passes.c (rest_of_handle_gcse): Don't run cse_main and
15703 delete_trivially_dead_insns too many times.
15705 * passes.c (rest_of_handle_gcse): Remove dead assignments to
15708 2005-02-12 Ira Rosen <irar@il.ibm.com>
15710 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
15711 (vect_is_simple_iv_evolution): Remove redundant parameter
15713 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
15714 without last parameter.
15715 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
15716 Return pointer step. Call vect_is_simple_iv_evolution without
15717 last parameter. Check only that the step is multiple of size
15718 type. Remove stmt_vinfo updates.
15719 (vect_get_memtag_and_dr): Remove.
15720 (vect_get_memtag): New function.
15721 (vect_address_analysis): New function.
15722 (vect_object_analysis): New function.
15723 (vect_analyze_data_refs): Call vect_object_analysis and
15724 vect_get_memtag. Update stmt_vinfo fields.
15726 2005-02-12 Ira Rosen <irar@il.ibm.com>
15728 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
15729 exist and are objects. Remove checks for pointer.
15730 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
15731 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
15732 (vect_create_data_ref_ptr): Likewise.
15733 (vect_base_addr_differ_p): New function.
15734 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
15735 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
15736 Don't set the DR_BASE_NAME field of data-ref.
15737 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
15739 2005-02-12 Uros Bizjak <uros@kss-loka.si>
15741 * optabs.h (enum optab_index): Add new OTI_ldexp.
15742 (ldexp_optab): Define corresponding macro.
15743 * optabs.c (init_optabs): Initialize ldexp_optab.
15744 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
15746 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
15748 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
15749 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
15751 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
15752 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
15755 2005-02-12 Ira Rosen <irar@il.ibm.com>
15757 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
15759 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
15761 (vect_get_base_and_offset): Always return an address.
15762 (vect_create_addr_base_for_vector_ref): Remove treatment for
15763 different data reference types.
15764 (vect_compute_data_ref_alignment): Rename base to base_address in
15765 stmt_vec_info. Get the object in order to force its alignment.
15766 (vect_get_memtag_and_dr): Rename base to base_address in
15767 stmt_vec_info. Extract the object for memtag analysis.
15769 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
15771 PR regression/19898.
15772 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
15773 changes cc_status, use apply modified_in_p to part of cc_status
15774 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
15777 2005-02-11 Richard Henderson <rth@redhat.com>
15779 * tree-complex.c (expand_complex_libcall): New.
15780 (expand_complex_multiplication): Use it for c99 compliance.
15781 (expand_complex_division): Likewise.
15782 * fold-const.c (fold_complex_add, fold_complex_mult): New.
15784 * builtins.c (built_in_names): Remove const.
15785 * tree.c (build_common_builtin_nodes): Build complex arithmetic
15787 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
15788 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
15789 (built_in_names): Remove const.
15790 * c-common.c (c_common_type_for_mode): Handle complex modes.
15791 * flags.h, toplev.c (flag_complex_method): Rename from
15792 flag_complex_divide_method.
15793 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
15794 __mulsc3, __muldc3, __mulxc3, __multc3): New.
15795 * libgcc2.h: Declare them.
15796 * libgcc-std.ver: Export them.
15797 * mklibgcc.in (lib2funcs): Build them.
15799 2005-02-11 Steven Bosscher <stevenb@suse.de>
15801 PR tree-optimization/19876
15802 Partially revert my change from 2005-01-14
15803 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
15804 (compute_antic): ...and remove the loop here.
15806 2005-02-11 Jakub Jelinek <jakub@redhat.com>
15808 PR middle-end/19858
15809 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
15810 is number of inner's bits, avoid creating a BIT_FIELD_REF.
15812 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
15813 crtend.o if -pie. Use %{x:a;:b} spec syntax.
15815 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
15817 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
15818 offsets for the big-endian 32-bit case.
15820 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
15822 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
15824 2005-02-11 Dale Johannesen <dalej@apple.com>
15826 * cselib.c (cselib_process_insn): Clear out regs where
15827 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
15828 * reload.c (find_equiv_reg): Ditto.
15830 2005-02-11 Ian Lance Taylor <ian@airs.com>
15832 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
15835 * tree.c (build_function_type_list): Work correctly if there are
15838 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
15840 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
15841 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
15842 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
15843 TARGET_ZARCH instead of TARGET_64BIT.
15845 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
15847 * config/rs6000/t-rtems:
15848 (MULTILIB_OPTIONS): Remove mcpu=602.
15849 (MUTLILIB_DIRNAMES): Remove m602.
15850 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
15851 Let mcpu=602 match mcpu=603.
15852 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
15854 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15856 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
15857 signal trampolines.
15859 2005-02-10 David Daney <ddaney@avtrex.com>
15861 * config/alpha/linux-unwind.h: Add exception clause to copyright.
15862 * config/i386/linux-unwind.h: Likewise.
15863 * config/ia64/linux-unwind.h: Likewise.
15864 * config/mips/linux-unwind.h: Likewise.
15865 * config/pa/linux-unwind.h: Likewise.
15866 * config/rs6000/linux-unwind.h: Likewise.
15867 * config/s390/linux-unwind.h: Likewise.
15868 * config/sh/linux-unwind.h: Likewise.
15869 * config/sparc/linux-unwind.h: Likewise.
15871 2005-02-10 Steven Bosscher <stevenb@suse.de>
15873 PR tree-optimization/17549
15874 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
15875 TER to replace a DEF with its expression if the DEF and the
15876 rhs of the expression we replace into have the same root
15879 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
15881 * config/mips/mips.md: Fix the placement of the match_scratch in the
15884 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15886 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
15889 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
15891 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
15892 (strip_offset): Handle addresses.
15893 (add_address_candidates): Use strip_offset.
15894 (difference_cost): Reflect strip_offset change.
15895 (force_var_cost, difference_cost): Strip nops.
15897 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
15899 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
15901 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
15902 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
15903 config/cris/cris-protos.h, config/cris/cris.c: Update
15906 2005-02-10 Jeff Law <law@redhat.com>
15908 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
15909 (lookup_avail_expr): Similarly.
15911 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
15913 * builtins.c (fold_builtin_powi): New function.
15914 (fold_builtin_1): Call it.
15916 2005-02-10 Steven Bosscher <stevenb@suse.de>
15918 PR documentation/19309
15919 * doc/cpp.texi: The __GNUC__ and related predefined macros
15920 are also defined for the "standalone" cpp.
15921 Some non-GCC compilers may also define __GNUC__.
15923 2005-02-10 Jakub Jelinek <jakub@redhat.com>
15926 * c-typeck.c (common_type): New routine. Old common_type renamed
15928 (c_common_type): ...this.
15929 (build_conditional_expr, build_binary_op): Use c_common_type instead
15932 2005-02-10 Steven Bosscher <stevenb@suse.de>
15934 * doc/md.texi: Replace @samp{length} with @code{length}.
15936 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
15938 PR tree-optimization/18687
15939 * tree-flow.h (find_loop_niter): Declare.
15940 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
15941 Try using scev even for loops with more than one exit.
15942 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
15943 (struct ivopts_data): Added niters field.
15944 (struct nfe_cache_elt): New.
15945 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
15947 (tree_ssa_iv_optimize_init): Initialize niters cache.
15948 (determine_number_of_iterations): Removed.
15949 (find_induction_variables): Do not call determine_number_of_iterations.
15950 Access niters for single exit through niter_for_single_dom_exit.
15951 (add_iv_outer_candidates): Access niters for single exit through
15952 niter_for_single_dom_exit.
15953 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
15954 number_of_iterations_cond.
15955 (iv_period): New function.
15956 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
15957 (may_replace_final_value): Take data argument. Use
15958 niter_for_single_dom_exit.
15959 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
15960 (rewrite_use_compare): Pass data to may_eliminate_iv.
15961 (rewrite_use_outer): Pass data to may_replace_final_value.
15962 (free_loop_data): Clean up the niters cache.
15963 (tree_ssa_iv_optimize_finalize): Free the niters cache.
15964 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
15965 * tree-ssa-loop-niter.c (find_loop_niter): New function.
15966 (find_loop_niter_by_eval): Use tree_int_cst_lt.
15967 (num_ending_zeros): Moved to tree.c.
15968 * tree.h (num_ending_zeros): Declare.
15969 * tree.c (num_ending_zeros): Moved from tree.c.
15971 2005-02-09 Richard Henderson <rth@redhat.com>
15973 * builtins.c (DEF_BUILTIN): Add COND argument.
15974 * tree.h (DEF_BUILTIN): Likewise.
15975 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
15976 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
15978 (DEF_BUILTIN_STUB): New.
15979 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
15980 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
15981 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
15982 * c-common.c (DEF_BUILTIN): Add COND argument.
15983 * tree.c (local_define_builtin): New.
15984 (build_common_builtin_nodes): New.
15986 2005-02-09 Roger Sayle <roger@eyesopen.com>
15988 * fold-const.c (fold_strip_sign_ops): New function to simplify a
15989 floating point expression ignoring the sign of the result.
15990 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
15991 (fold) <MULT_EXPR>: Use it to simplify x*x.
15992 * tree.h (fold_strip_sign_ops): Prototype here.
15993 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
15994 argument. Use fold_strip_sign_ops to simplify the first argument.
15995 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
15996 first argument when the second argument is an even integer
15997 constant, but only with -funsafe_math_optimizations.
15998 (fold_builtin_1): Update call to fold_builtin_copysign.
16000 2005-02-09 Ian Lance Taylor <ian@airs.com>
16002 PR middle-end/19583
16003 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16004 just check whether EH_FILTER_FAILURE falls through.
16006 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16008 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16009 insns return to ready list in the next turn.
16011 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16013 PR middle-end/19402
16014 * builtins.def: New __builtin_powi[lf].
16015 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16016 (expand_builtin_powi): New function.
16017 (expand_builtin): Dispatch to expand_builtin_powi.
16018 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16019 * libgcc2.c: Add __builtin_powi[lf] implementation.
16020 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16021 * optabs.h: Add powi_optab.
16022 * optabs.c (init_optabs): Initialize powi_optab.
16023 * doc/extend.texi: Document __builtin_powi[lf].
16025 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16027 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16030 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16032 PR middle-end/19854
16033 * fold-const.c (try_move_mult_to_index): Remove redundant
16034 type argument. Create ADDR_EXPR with correct type.
16035 (fold): Update callers of try_move_mult_to_index. Convert
16036 result to the appropriate type.
16038 2005-02-09 Roger Sayle <roger@eyesopen.com>
16041 * config/avr/avr.c (default_rtx_costs): Delete.
16042 (avr_operand_rtx_cost): New function.
16043 (avr_rtx_costs): Completely rewrite.
16045 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16048 * config/cris/cris.c (in_code): New variable.
16049 (cris_output_addr_const): Now a static function, a wrapper for
16051 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16052 case from old cris_output_addr_const.
16053 (cris_asm_output_label_ref): Similar for LABEL_REF.
16054 (cris_output_addr_const_extra): Similar for UNSPEC.
16055 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16056 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16057 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16059 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16060 (cris_asm_output_label_ref): Declare.
16062 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16064 PR preprocessor/19801
16065 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16066 filenames that changed when libcpp was moved to the toplevel.
16068 2005-02-07 Roger Sayle <roger@eyesopen.com>
16070 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16071 zero extensions of BImode operands. Call lowpart_subreg instead
16072 of gen_lowpart_common and gen_lowpart_SUBREG.
16074 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16077 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16078 * configure.ac: Set cc_for_cross_gnattools.
16079 * configure: Regenerate.
16081 2005-02-08 Alan Modra <amodra@bigpond.net.au>
16084 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
16086 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16089 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
16090 of nested functions.
16092 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
16094 * doc/extend.texi: Document deprecated extensions allowing
16095 static floating-point members to have initializers and allowing
16096 floating-point literals in integral constant expressions.
16098 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
16100 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
16101 config/darwin7.h, config/mips/mips.c,
16102 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
16105 * cse.c: Update comments.
16107 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
16109 PR middle-end/19775
16110 * builtins.c (fold_builtin_sqrt): Transform
16111 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
16114 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
16115 Dorit Naishlos <dorit@il.ibm.com>
16117 * doc/invoke.texi (ftree-vectorizer-verbose): New.
16118 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
16119 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
16121 * tree.h (vect_set_verbosity_level): New extern function declaration
16123 * tree-vectorizer.h (verbosity_levels): New enum type.
16124 * tree-vectorizer.c (vect_debug_stats): Function removed.
16125 (vect_debug_details): Likewise.
16126 (vect_verbosity_level): Global variable was defined and initialized.
16127 (vect_dump): Global variable definition.
16128 (vect_print_dump_info): New function.
16129 (vect_set_dump_settings): New function.
16130 (vect_set_verbosity_level): New function.
16131 (vectorize_loops): Add call to vect_set_dump_settings.
16133 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
16134 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16135 (slpeel_tree_peel_loop_to_edge): Likewise.
16137 (vect_analyze_offset_expr): Call to vect_print_dump_info with
16138 appropriate verbosity level instead of call to vect_debug_details
16139 or vect_debug_stats.
16140 (vect_get_base_and_offset):
16141 (vect_create_addr_base_for_vector_ref):
16142 (get_vectype_for_scalar_type):
16143 (vect_create_data_ref_ptr):
16144 (vect_init_vector):
16145 (vect_get_vec_def_for_operand):
16146 (vect_finish_stmt_generation):
16147 (vectorizable_assignment):
16148 (vectorizable_operation):
16149 (vectorizable_store):
16150 (vectorizable_load):
16151 (vect_transform_stmt):
16152 (vect_update_ivs_after_vectorizer):
16153 (vect_do_peeling_for_loop_bound):
16154 (vect_update_inits_of_drs):
16155 (vect_do_peeling_for_alignment):
16156 (vect_transform_loop):
16157 (vect_is_simple_use):
16158 (vect_analyze_operations):
16159 (vect_is_simple_iv_evolution):
16160 (vect_analyze_scalar_cycles):
16161 (vect_analyze_data_ref_dependence):
16162 (vect_analyze_data_ref_dependences):
16163 (vect_compute_data_ref_alignment):
16164 (vect_enhance_data_refs_alignment):
16165 (vect_analyze_data_refs_alignment):
16166 (vect_analyze_data_ref_access):
16167 (vect_analyze_data_ref_accesses):
16168 (vect_analyze_pointer_ref_access):
16169 (vect_get_memtag_and_dr):
16170 (vect_analyze_data_refs):
16171 (vect_mark_relevant):
16172 (vect_stmt_relevant_p):
16173 (vect_mark_stmts_to_be_vectorized):
16174 (vect_can_advance_ivs_p):
16175 (vect_get_loop_niters):
16176 (vect_analyze_loop_form):
16177 (vect_analyze_loop):
16178 (vectorize_loops): Likewise.
16180 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
16181 (vect_update_inits_of_drs):
16182 (vect_do_peeling_for_alignment):
16183 (vect_transform_loop):
16184 (vect_analyze_operations):
16185 (vect_analyze_scalar_cycles):
16186 (vect_analyze_data_ref_dependences):
16187 (vect_analyze_data_refs_alignment):
16188 (vect_analyze_data_ref_accesses):
16189 (vect_analyze_data_refs):
16190 (vect_mark_stmts_to_be_vectorized):
16191 (vect_get_loop_niters):
16192 (vect_analyze_loop_form):
16193 (vect_analyze_loop): Likewise.
16194 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
16196 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
16200 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16201 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16202 either -ffast-math or -funsafe-math-optimizations is in use.
16204 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16205 * config/mips/irix-csr.c: New file.
16206 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16207 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16208 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16211 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
16213 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
16214 redundant, incorrect definitions.
16216 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
16218 ("*tls_indirect_call"): New, reference hard regs directly.
16219 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
16221 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16223 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
16224 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
16226 2005-02-06 Roger Sayle <roger@eyesopen.com>
16228 PR rtl-optimization/19800
16229 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
16230 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
16233 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16235 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
16237 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
16240 * doc/invoke.texi: Correct documentation of -freorder-functions.
16242 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16245 * doc/invoke.texi: Don't mention gccbug.
16247 2005-02-06 Roger Sayle <roger@eyesopen.com>
16248 Andrew Pinski <pinskia@physics.uc.edu>
16249 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
16251 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16252 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
16253 into just (zero_extract:SI FOO (const_int 1) BAR).
16255 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16257 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
16258 macro locally. Don't give last revision date. Use GCC version
16259 number from gcc-common.texi.
16260 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
16261 revision date. Use GCC version number from gcc-common.texi.
16262 Describe being a library as current state rather than as 3.x
16264 * doc/gcc.texi: Remove last update date.
16265 * doc/gccint.texi: Likewise. Update copyright dates.
16266 * doc/install.texi: Update copyright dates.
16268 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16271 * doc/invoke.texi: Mention for each option included in -Wall that
16272 it is included in -Wall.
16273 * doc/gcc.texi: Update copyright and last modification date.
16275 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16277 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
16278 unnecessary cast to original induction variable increments.
16280 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16282 PR tree-optimization/18219
16283 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
16284 in distributed form.
16286 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
16288 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
16289 Set bitpos and offset later in the function. Do nothing if the
16290 target is a register and if the bitfield lies completely outside
16292 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
16293 here. Return an uninitialised register if the source value is stored
16294 in a register and the bitfield lies completely outside that register.
16296 2005-02-06 Steven Bosscher <stevenb@suse.de>
16298 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
16301 2005-02-06 Marcin Dalecki <martin@dalecki.de>
16303 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
16305 2005-02-06 Geoffrey Keating <geoffk@apple.com>
16307 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
16308 * config/darwin8.h: New.
16309 * config/darwin7.h: Update comment.
16311 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16312 Dorit Naishlos <dorit@il.ibm.com>
16314 * tree-vectorizer.h (LOC): New type.
16315 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
16316 (loop_line_number): New field in struct _loop_vec_info.
16317 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
16319 * tree-vectorizer.c (input.h): Included.
16320 (find_loop_location): New function.
16321 (vect_debug_stats): Argument changed from loop to LOC. Computation of
16322 loop line number removed.
16323 (vect_debug_details): Likewise.
16324 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
16326 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
16327 call to vect_debug_details/stats changed from loop to loop_loc.
16328 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16329 (slpeel_tree_peel_loop_to_edge): Likewise.
16331 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
16332 changed from NULL to UNKNOWN_LOC.
16333 (vect_get_base_and_offset):
16334 (vect_create_addr_base_for_vector_ref):
16335 (get_vectype_for_scalar_type):
16336 (vect_create_data_ref_ptr):
16337 (vect_init_vector):
16338 (vect_get_vec_def_for_operand):
16339 (vect_finish_stmt_generation):
16340 (vectorizable_assignment):
16341 (vectorizable_operation):
16342 (vectorizable_store):
16343 (vectorizable_load):
16344 (vect_transform_stmt):
16345 (vect_update_ivs_after_vectorizer):
16346 (vect_do_peeling_for_loop_bound):
16347 (vect_do_peeling_for_alignment):
16348 (vect_transform_loop):
16349 (vect_is_simple_use):
16350 (vect_analyze_operations):
16351 (vect_is_simple_iv_evolution):
16352 (vect_analyze_scalar_cycles):
16353 (vect_analyze_data_ref_dependences):
16354 (vect_compute_data_ref_alignment):
16355 (vect_enhance_data_refs_alignment):
16356 (vect_analyze_data_ref_access):
16357 (vect_analyze_data_ref_accesses):
16358 (vect_analyze_pointer_ref_access):
16359 (vect_get_memtag_and_dr):
16360 (vect_analyze_data_refs):
16361 (vect_mark_relevant):
16362 (vect_stmt_relevant_p):
16363 (vect_mark_stmts_to_be_vectorized):
16364 (vect_can_advance_ivs_p):
16365 (vect_get_loop_niters):
16366 (vect_analyze_loop):
16367 (vectorize_loops): Likewise.
16369 (vectorizable_load): Argument in call to vect_debug_details/stats
16370 changed from loop to LOOP_LOC (loop_vinfo).
16371 (vect_transform_loop):
16372 (vect_analyze_operations):
16373 (vect_analyze_scalar_cycles):
16374 (vect_analyze_data_ref_dependence):
16375 (vect_enhance_data_refs_alignment):
16376 (vect_analyze_data_ref_accesses):
16377 (vect_analyze_pointer_ref_access):
16378 (vect_analyze_data_refs):
16379 (vect_analyze_loop): Likewise.
16381 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
16382 changed from loop to loop_loc.
16384 (vect_enhance_data_refs_alignment): Removed unused variable loop.
16386 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
16387 Dorit Naishlos <dorit@il.ibm.com>
16389 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
16391 (vect_analyze_data_ref_dependences): Likewise.
16393 (vect_is_simple_use): Argument changed from loop structure to
16394 loop_vect_info structure.
16395 (vect_can_advance_ivs_p): Likewise.
16396 (vect_create_index_for_vector_ref): Likewise.
16397 (vect_update_ivs_after_vectorizer): Likewise.
16398 (new_stmt_vec_info): Likewise.
16400 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
16401 changed from loop to loop_vinfo.
16402 (vect_create_data_ref_ptr): First argument in call to
16403 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
16404 (vectorizable_assignment): Second argument in call to vect_is_simple_use
16405 was changed from loop to loop_vinfo.
16406 (vectorizable_operation): Likewise.
16407 (vectorizable_store): Likewise.
16408 (vect_mark_stmts_to_be_vectorized): Likewise.
16409 (vect_do_peeling_for_loop_bound): First argument in call to
16410 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
16411 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
16412 was changed from loop to loop_vinfo.
16413 (vect_analyze_data_ref_dependences): Third argument in call to
16414 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
16416 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
16417 (vect_create_data_ref_ptr): Likewise.
16418 (vect_init_vector): Likewise.
16419 (vect_get_vec_def_for_operand): Likewise.
16420 (vectorizable_assignment): Likewise.
16421 (vectorizable_operation): Likewise.
16422 (vectorizable_store): Likewise.
16423 (vectorizable_load): Likewise.
16424 (vect_update_ivs_after_vectorizer): Likewise.
16425 (vect_is_simple_use): Likewise.
16426 (vect_analyze_data_ref_dependence): Likewise.
16427 (vect_analyze_pointer_ref_access): Likewise.
16428 (vect_can_advance_ivs_p): Likewise.
16430 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
16431 before _stmt_vec_info.
16432 (_stmt_vec_info): Loop field replaced by loop_vec_info.
16433 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
16434 (new_stmt_vec_info): Argument changed from loop structure to
16435 loop_vect_info structure
16437 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
16438 (vect_analyze_offset_expr): Avoid 80 columns overflow.
16439 (vect_create_addr_base_for_vector_ref): Likewise.
16440 (vect_analyze_pointer_ref_access): Likewise.
16442 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16445 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
16446 phi flag if the phi is abnormal.
16448 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
16451 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
16452 information for the new statement.
16454 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16457 * gcc.c (main): Include the target in -v output.
16459 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
16461 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
16462 Do not drop the extend if we'd have to add a paradoxical subreg
16463 later. Include optabs.h and insn-codes.h.
16464 * Makefile.in (combine.o): Depend on $(OPTABS_H).
16466 2005-02-02 Roger Sayle <roger@eyesopen.com>
16468 PR middle-end/19405
16469 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
16470 * fold-const.c (const_binop): Avoid constant folding floating
16471 point operations in modes that use composite representations.
16472 * simplify-rtx.c (simplify_binary_operation): Likewise.
16474 2005-02-02 Geoffrey Keating <geoffk@apple.com>
16476 * config/rs6000/altivec.md (altivec_dst): Make the first operand
16478 (altivec_dstt): Likewise.
16479 (altivec_dstst): Likewise.
16480 (altivec_dststt): Likewise.
16481 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
16484 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16486 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
16487 EXPR_LOCUS from orig_cond to the new cond_stmt.
16488 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
16491 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16493 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
16494 standard_iv_increment_position. Remove call to bsi_next
16495 (no need to bump the iterator anymore).
16496 (vect_create_index_for_vector_ref): Call
16497 standard_iv_increment_position. Remove second function argument.
16498 (vect_finish_stmt_generation): Remove call to bsi_next
16499 (no need to bump the iterator anymore).
16500 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
16501 to vect_create_index_for_vector_ref.
16503 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
16505 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
16506 phis are used out of the loop.
16508 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
16511 * c-decl.c (undef_nested_function): New variable.
16512 (pop_scope): Diagnose undefined nested functions.
16513 (finish_function): Don't attempt cgraph processing or genericizing
16514 if current top-level function contained an undefined nested
16515 function. Reset undef_nested_function at the end of a top-level
16518 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
16520 * tree.c (build_int_cst_type): Take sign of the value into account
16521 when deciding whether sign extend the value.
16523 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16526 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
16527 (cpp_options, cc1_options): Change %{std*&ansi} to
16528 %{std*&ansi&trigraphs}.
16530 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16532 * cse.c: Update comments.
16534 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
16536 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
16537 arguments go on the stack. Do not put complex doubles in odd/even
16540 2005-02-02 Steven Bosscher <stevenb@suse.de>
16542 * doc/invoke.texi: Update the options enabled at -O1, -O2,
16543 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
16544 -ftree-pre, and -fthread-jumps.
16546 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
16548 PR tree-optimization/19578
16549 * tree-flow.h (modified_noreturn_calls): Declare.
16550 (noreturn_call_p): Declare.
16551 * tree-flow-inline.h (noreturn_call_p): New function.
16552 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
16553 * tree-cfg.c (modified_noreturn_calls): New variable.
16554 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
16555 that contain a mid-block noreturn call.
16556 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
16558 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
16560 * df.c (df_def_record_1, df_uses_record): Don't use
16562 * df.h (DF_FOR_REGALLOC): Remove.
16564 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16567 * c-typeck.c (really_start_incremental_init): Reset
16568 constructor_max_index for arrays of incomplete type.
16570 2005-02-02 Jeff Law <law@redhat.com>
16572 * gcse.c (struct reg_set): Store the block index where the register
16573 was set rather than the setting insn.
16574 (record_one_set, compute_transp): Corresponding changes.
16575 (pre_insert_copy_insn): Do not call replace_one_set.
16576 (replace_one_set): Remove.
16578 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
16581 * doc/gcov.texi: Fix typo.
16583 2005-02-01 Richard Henderson <rth@redhat.com
16586 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
16587 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
16589 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
16590 * config/i386/i386-protos.h: Update.
16592 2005-02-01 Steven Bosscher <stevenb@suse.de>
16594 PR tree-optimization/19217
16595 * tree-cfg.c (verify_expr): Use the data field to see if TP was
16596 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
16597 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
16598 that it is walking a PHI node.
16600 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
16602 * doc/extend.texi (Nested Functions): Update.
16604 2005-02-01 Richard Henderson <rth@redhat.com>
16607 * optabs.c (expand_copysign_absneg): Export.
16608 * optabs.h (expand_copysign_absneg): Declare.
16609 * config/rs6000/rs6000.md (copysigntf3): New.
16611 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16613 PR tree-optimization/19633
16614 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
16615 * tree-ssa-alias.c (init_alias_info): Initialize.
16616 (merge_pointed_to_info): Set.
16617 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
16618 (dump_points_to_info_for): Show value of pt_null.
16619 (struct count_ptr_d): Declare.
16620 (find_ptr_dereference): Remove.
16621 (ptr_is_dereferenced_by): Remove.
16622 (count_ptr_derefs): New local function.
16623 (count_uses_and_derefs): New local function.
16624 (compute_points_to_and_addr_escape): Call it. If the number
16625 of dereferences is greater than zero, mark the pointer as
16626 dereferenced. If there are fewer dereferences than uses of
16627 the pointer, the pointer's value escapes.
16629 2005-02-01 Diego Novillo <dnovillo@redhat.com>
16631 PR tree-optimization/19670
16632 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
16634 (verify_use): ... set it here, instead.
16636 2005-02-01 Janis Johnson <janis187@us.ibm.com>
16638 * doc/sourcebuild.texi (Test directives): Fix formatting.
16640 * doc/sourcebuild.texi (Test directives): Describe selector
16643 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
16645 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
16646 specific 64-bit CPUs.
16648 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
16651 * arm.c (arm_eliminable_register): New function.
16652 (adjacent_mem_locations): Don't allow eliminable registers. Use
16653 HOST_WIDE_INT for address offsets.
16654 * arm-protos.h (arm_eliminable_register): Add prototype.
16656 2005-02-01 Steven Bosscher <stevenb@suse.de>
16658 PR optimization/15242
16659 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
16660 * basic-block.h (duplicate_computed_gotos): Add prototype.
16661 * bb-reorder.c (duplicate_computed_gotos): New function to
16662 duplicate sufficiently small blocks ending in a computed jump.
16663 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
16664 if not optimizing for size.
16665 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
16666 never do tail merging for blocks ending in a computed jump.
16667 * doc/invoke.texi: Document the max-goto-duplication-insns param.
16669 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
16671 Patch from Richard Sandiford <rsandifo@redhat.com>
16672 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
16673 from inheriting a subreg equivalence with a non-spill register.
16675 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
16677 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
16679 * config/frv/frv.c (movcc_fp_destination_operand): New.
16680 (gpr_or_memory_operand): Fix typo in comment.
16681 (gpr_or_memory_operand_with_scratch): New.
16682 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
16683 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
16684 movcc_fp_destination_operand.
16685 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
16686 Legitimize memory addresses using a scratch register.
16688 2005-01-31 Jeff Law <law@redhat.com>
16690 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
16691 bitmap a sparse bitmap instead of a simple bitmap.
16692 (mark_def_sites_initialize_block): Corresponding changes.
16693 (ssa_mark_def_sites_initialize_block): Likewise.
16694 (ssa_mark_phi_uses): Likewise.
16695 (mark_def_site, ssa_mark_def_sites): Likewise.
16696 (mark_def_site_blocks): Likewise.
16697 (rewrite_ssa_into_ssa): Likewise.
16699 * tree-ssa-dom.c (record_cond): Pass correct variable type
16700 for last argument to htab_find_slot_with_hash.
16702 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
16703 effects when optimizing 0 % X. Do not try to optimize X % 0.
16705 2005-01-31 James E. Wilson <wilson@specifixinc.com>
16707 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
16710 2005-02-01 Eric Christopher <echristo@redhat.com>
16712 * config/mips/mips.c (override_options): Warn if -mint64
16714 * doc/invoke.texi (MIPS Options): Document that -mint64 is
16717 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
16719 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
16721 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
16722 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
16723 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
16724 (cached_regno): Initialize to INVALID_REGNUM.
16725 (cse_reg_info_table_size,
16726 cse_reg_info_table_first_uninitialized,
16727 cse_reg_info_timestamp): New.
16728 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
16730 (init_cse_reg_info, get_cse_reg_info_1): New.
16731 (get_cse_reg_info): Cache the last look-up.
16732 (new_basic_block): Update the code to clear mappings from
16733 registers to cse_reg_info entries.
16734 (cse_main): Call init_cse_reg_info.
16736 * cse.c (get_cse_reg_info): Update a comment.
16738 2005-01-31 Steven Bosscher <stevenb@suse.de>
16741 * c-decl.c (start_decl): Do not warn about arrays of elements with
16742 an incomplete type here.
16743 (grokdeclarator): Do it here by making a pedwarn an error.
16744 * c-typeck.c (push_init_level): If there were previous errors with
16745 the constructor type, do not warn about braces for initializers.
16746 (process_init_element): Likewise for excess initializer elements.
16748 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
16750 * cse.c (delete_trivially_dead_insn): Don't iterate.
16752 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
16754 * config/rs6000/rs6000.md (copysignsf3): New expand.
16755 (copysigndf3): Likewise.
16757 2005-01-31 Steven Bosscher <stevenb@suse.de>
16759 * recog.c (constrain_operands): Only look for earlyclobber operand
16760 conflicts if an '&' constraint was seen.
16762 2005-01-31 Marc Espie <espie@openbsd.org>
16764 * config.gcc: Don't include embedded systems fragment, switches default
16765 debugging format to ELF.
16766 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
16767 longer pick it up there.
16769 2005-01-31 Dale Johannesen <dalej@apple.com>
16771 * doc/extend.texi (nested functions): Fix linkage description.
16772 Clarify that static is not allowed.
16774 2005-01-31 Dale Johannesen <dalej@apple.com>
16776 * config/rs6000/darwin.md (movsf_low_di): Make work.
16777 (movdf_low_di): Make work.
16779 2005-01-31 Dale Johannesen <dalej@apple.com>
16781 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
16782 Make work for 64 bit.
16784 2005-01-31 Roger Sayle <roger@eyesopen.com>
16785 Dale Johannesen <dalej@apple.com>
16787 PR middle-end/19650
16788 * fold-const.c (fold_binary_op_with_conditional_arg):
16789 Make types match original operands, before STRIP_NOPS.
16791 2005-01-31 Alan Modra <amodra@bigpond.net.au>
16793 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
16794 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
16795 (struct gcc_sigcontext): Delete. Merge contents to..
16796 (struct gcc_ucontext): ..here.
16797 (get_sigcontext): Delete.
16798 (get_regs): New function, like get_sigcontext but return regs ptr.
16799 64-bit version finds regs from r1 to support vdso.
16800 (ppc_linux_aux_vector): New function.
16801 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
16804 2005-01-31 Ira Rosen <irar@il.ibm.com>
16806 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
16808 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
16809 redundant fold. Fix misalignment for MINUS_EXPR.
16810 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
16811 (vect_analyze_pointer_ref_access): Likewise.
16812 (vect_get_memtag_and_dr): Likewise.
16814 2005-01-31 Richard Henderson <rth@redhat.com>
16816 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
16817 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
16818 absnegdf2_i387, absnegxf2_i387): Likewise.
16820 2005-01-31 Richard Henderson <rth@redhat.com>
16823 * optabs.c (expand_copysign_absneg): New.
16824 (expand_copysign_bit): Split out from ...
16825 (expand_copysign): ... here. Use expand_copysign_absneg.
16827 2005-01-30 Roger Sayle <roger@eyesopen.com>
16829 PR middle-end/19697
16830 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
16831 constant as the second operand and a register as the third.
16833 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
16836 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
16837 that dllimport'd functions do not use all call-clobbered registers
16838 to pass parameters.
16840 2005-01-30 Richard Henderson <rth@redhat.com>
16843 * optabs.c (expand_absneg_bit): Split out from expand_unop and
16844 expand_abs_nojump and generalize. Use operand_subword and
16845 emit_no_conflict_block. Support large modes.
16846 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
16848 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
16849 negation to subtraction.
16850 (expand_copysign): Check that the format has signed zeros.
16851 Use operand_subword and emit_no_conflict_block. Support large modes.
16853 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
16855 Fix PR tree-optimization/19624
16857 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
16858 * tree-ssa-pre.c: Add cfgloop.h.
16860 (pre_stats): New member, constified.
16861 (inserted_exprs): New static variable.
16862 (NECESSARY): New macro.
16863 (create_expression_by_pieces): Fold the expression, and
16864 mark it as defaulting to not necessary. Also put in
16866 (fully_constant_expression): New function.
16867 (insert_into_preds_of_block): Modify to not insert phis when we
16868 are playing with induction variables.
16869 Push phis onto the inserted_exprs vector, and mark them as not
16870 necessary by default.
16871 (insert_aux): Call fully_constant_expression on eprime.
16872 If all edges produce the same value, mark it constant.
16873 (mark_operand_necessary): New function.
16874 (remove_dead_inserted_code): New function.
16875 (init_pre): Init loop optimizer to get loop info.
16876 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
16877 (execute_pre): Commit edge inserts, then remove dead code.
16879 2005-01-30 Richard Henderson <rth@redhat.com>
16881 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
16882 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
16884 2005-01-30 Richard Henderson <rth@redhat.com>
16887 * config/i386/i386.c (ix86_expand_copysign): New.
16888 (ix86_split_copysign_const): New.
16889 (ix86_split_copysign_var): Rename from ix86_split_copysign,
16890 rearrange op1/nmask operands.
16891 * config/i386/i386-protos.h: Update.
16892 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
16893 (copysigndf3): Likewise.
16894 (copysignsf3_const, copysigndf3_const): New.
16895 (copysignsf3_var): Rename from copysignsf3, split out splitter
16896 and fix split predicate for X constraint.
16897 (copysigndf3_var): Similarly.
16899 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
16901 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
16902 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
16903 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
16905 2005-01-29 Richard Henderson <rth@redhat.com>
16908 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
16909 of # and * in constraints.
16911 2005-01-29 Richard Henderson <rth@redhat.com>
16913 PR middle-end/19689
16914 * expr.c (store_field): Don't strip sub-mode cast when the input
16915 data is even smaller.
16917 2005-01-29 Richard Henderson <rth@redhat.com>
16919 PR middle-end/19687
16920 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
16923 2005-01-29 Richard Henderson <rth@redhat.com>
16925 * combine.c (make_field_assignment): Fix argument order
16928 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
16930 PR tree-optimization/15791
16931 * fold-const.c (extract_array_ref): New function.
16932 (fold): Fold comparisons between &a[i] and &a[j] or
16933 semantically equivalent trees.
16935 2005-01-29 Jeff Law <law@redhat.com>
16937 * gcse.c (insert_expr_in_table): Revamp handling of available
16938 and anticipatable occurrence lists to avoid unnecessary list
16940 (insert_set_in_table): Similarly.
16942 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
16944 * c-common.c (fix_string_type): Just use c_build_qualified_type to
16946 (c_build_qualified_type): Build qualified array types with
16947 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
16948 * c-decl.c (c_make_fname_decl): Build unqualified array type
16949 before qualified type.
16950 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
16951 type is qualified, not just if type itself is. Don't apply
16952 qualifiers to array type when declarator is processed. Apply
16953 qualifiers to field type whether or not it is an array type.
16954 Don't handle array types specially for applying qualifiers to
16956 * c-typeck.c (composite_type): Build unqualified element type and
16957 array type when forming composite of array types.
16958 (common_pointer_type, comptypes, comp_target_types,
16959 type_lists_compatible_p, build_indirect_ref, build_array_ref,
16960 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
16962 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
16963 (args2) in variables a1 and a2.
16965 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
16967 * cse.c (n_elements_made, max_elements_made): Remove.
16968 (insert): Don't touch n_elements_made.
16969 (cse_main): Don't touch n_elements_made or max_elements_made.
16971 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
16974 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
16975 configuration part of dp-bit.c to be lost.
16977 2005-01-28 Roger Sayle <roger@eyesopen.com>
16979 * expmed.c (expand_mult_highpart_optab): When attempting to use
16980 a non-widening multiplication in a wider mode, the operands need
16981 to be converted (zero or sign extended) to that mode.
16983 2005-01-28 Ian Lance Taylor <ian@airs.com>
16985 PR middle-end/16558
16986 PR middle-end/19583
16987 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
16988 through if both operands fall through.
16990 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
16992 * cse.c (fold_rtx) <PC>: Don't optimize.
16994 2005-01-28 Jeff Law <law@redhat.com>
16996 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
16997 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
16999 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17001 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17002 cse_reg_info_used_list_end): Remove.
17003 (cse_reg_info_list, cse_reg_info_list_free): New.
17004 (get_cse_reg_info): When allocating an instance of
17005 cse_reg_info, add it to the beginning of the cse_reg_info_list
17006 list. Remove code to maintain cse_reg_info_used_list.
17007 (new_basic_block): Reset the free list to the beginning of
17010 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17012 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17013 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17014 (frv_expand_mdpackh_builtin): New function.
17015 (frv_expand_builtin): Use it to expand __MDPACKH.
17016 * doc/extend.texi (__MDPACKH): Update documentation.
17018 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17020 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17021 SSE_FLOAT_MODE_P for use_sse computation.
17023 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17026 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17028 2005-01-27 Richard Henderson <rth@redhat.com>
17030 * builtins.c (expand_builtin_copysign): New.
17031 (expand_builtin): Call it.
17032 * genopinit.c (optabs): Add copysign_optab.
17033 * optabs.c (init_optabs): Initialize it.
17034 (expand_copysign): New.
17035 * optabs.h (OTI_copysign, copysign_optab): New.
17036 (expand_copysign): Declare.
17038 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17039 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17041 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17042 (ix86_expand_fp_absneg_operator): ... here.
17043 (ix86_split_copysign): New.
17044 * config/i386/i386-protos.h: Update.
17045 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17046 (copysignsf3, copysigndf3): New.
17048 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17049 (copysignsf3, ncopysignsf3): New.
17050 (copysigndf3, ncopysigndf3): New.
17051 (copysignxf3, ncopysignxf3): New.
17052 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17054 2005-01-27 Arend Bayer <arend.bayer@web.de>
17055 Kazu Hirata <kazu@cs.umass.edu>
17057 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17058 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17059 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17062 2005-01-27 Jeff Law <law@redhat.com>
17064 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17065 definitions of SSA_NAMEs which are not being rewritten.
17066 (rewrite_ssa_into_ssa): Only initialize the current definition
17067 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17068 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17069 SSA_NAMEs before returning.
17071 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17073 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17074 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17075 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17076 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17077 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17079 2005-01-27 Steven Bosscher <stevenb@suse.de>
17081 PR middle-end/17278
17082 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17083 higher to -O2 and higher. Likewise for tree PRE.
17084 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
17087 2005-01-27 Ian Lance Taylor <ian@airs.com>
17089 PR middle-end/19583
17090 * gimple-low.c (try_catch_may_fallthru): New static function.
17091 (block_may_fallthru): Handle TRY_CATCH_EXPR.
17092 * tree-inline.c (expand_call_inline): Don't warn about reaching
17093 the end of a non-void function being inlined if the function uses
17096 2005-01-27 Jakub Jelinek <jakub@redhat.com>
17098 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
17101 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
17102 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17103 (implicitly_declare): Handle error_mark_node.
17105 2005-01-27 Richard Henderson <rth@redhat.com>
17108 * tree.h (struct tree_decl): Add debug_expr_is_from.
17109 (DECL_DEBUG_EXPR_IS_FROM): New.
17110 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
17111 * dwarf2out.c (dwarf2out_var_location): Update to match.
17112 * tree-outof-ssa.c (create_temp): Likewise.
17113 * var-tracking.c (track_expr_p): Likewise.
17114 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
17115 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
17116 * toplev.c (default_tree_printer): Likewise.
17118 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
17120 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17121 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
17123 2005-01-27 Steven Bosscher <stevenb@suse.de>
17125 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
17126 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
17127 ASM_CLOBBERS): Add tree checks.
17129 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
17130 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
17131 * c-common.def (SWITCH_STMT): Update to match.
17132 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
17133 macros instead of SWITCH_EXPR ones.
17134 * c-dump.c (c_dump_tree): Likewise.
17135 * c-gimplify.c (gimplify_switch_stmt): Likewise.
17136 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
17138 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
17140 2005-01-27 Alan Modra <amodra@bigpond.net.au>
17142 * unwind-dw2.c (execute_stack_op): Add missing cases for
17143 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
17145 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
17147 * config.gcc (Obsolete configurations): Remove 'dummy', add
17148 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
17151 2005-01-26 Diego Novillo <dnovillo@redhat.com>
17153 PR tree-optimization/19633
17154 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
17156 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
17157 are no call-clobbered variables.
17158 * tree-outof-ssa.c (check_replaceable): Return false for calls
17161 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
17163 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
17164 even for variables with NULL DECL_INITIAL.
17166 2005-01-26 Stuart Hastings <stuart@apple.com>
17168 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
17170 2005-01-26 Richard Henderson <rth@redhat.com>
17172 PR middle-end/18008
17173 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17175 * expr.c (store_field): Strip conversions to odd-bit-sized types
17176 if the destination field width matches.
17178 2005-01-26 Richard Henderson <rth@redhat.com>
17180 * c-decl.c, expmed.c, expr.c: Revert last change.
17182 2005-01-26 Richard Henderson <rth@redhat.com>
17184 PR middle-end/18008
17185 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17187 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
17188 if we don't need the bits above those present in the current mode.
17189 * expr.c (store_field): Strip conversions to odd-bit-sized types
17190 if the destination field width matches.
17192 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17194 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17195 either -ffast-math or -funsafe-math-optimizations is in use.
17197 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
17201 * config/avr/avr.c (notice_update_cc): Only set condition code for
17202 ashrqi3 if shift count > 0.
17203 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
17204 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
17205 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
17206 count <= 0 as a no-op, and shift count >= width by copying zero
17207 or sign bit to all bits of the result.
17208 * config/avr/avr.md (all shifts): Add alternatives for zero shift
17209 count, with attribute "length" set to 0 and "cc" set to "none".
17211 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17213 * doc/invoke.texi: Document -mTLS.
17215 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
17216 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
17217 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
17218 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
17219 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
17220 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
17221 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
17222 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
17224 * configure.ac: Check for a TLS capable gas.
17226 * configure: Regenerate.
17228 2005-01-26 Richard Henderson <rth@redhat.com>
17230 PR middle-end/18008
17231 * combine.c (make_field_assignment): Simplify store to zero_extract
17232 from a source with an overlapping mask.
17234 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17236 2004-11-11 Eric Christopher <echristo@redhat.com>
17238 * config/frv/frv.md: Add fr400_integer automaton. Don't
17239 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
17242 2005-01-26 Steven Bosscher <stevenb@suse.de>
17244 PR middle-end/16585
17245 * cfgbuild.c (make_edges): Do not clear or set
17246 current_function_has_computed_jump.
17247 * function.h (struct function): Remove the has_computed_jump field.
17248 (current_function_has_computed_jump): Do not define.
17249 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
17250 in a computed jump. Ignore current_function_has_computed_jump.
17252 2005-01-26 Richard Henderson <rth@redhat.com>
17254 PR middle-end/19515
17255 * expr.c (categorize_ctor_elements): New argument p_must_clear.
17256 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
17258 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
17259 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
17260 objects into static storage if they have more than one non-zero value.
17261 * tree.h (categorize_ctor_elements): Update decl.
17263 2005-01-26 Steven Bosscher <stevenb@suse.de>
17265 PR middle-end/19616
17266 * tree.h (CALL_EXPR_TAILCALL): Add comment.
17267 * calls.c (check_sibcall_argument_overlap_1): Revert the change
17268 to this function from 2004-07-10.
17269 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
17270 the current function for tail call optimizations if the address
17271 of one of it its arguments is taken.
17273 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
17275 * cse.c (fold_rtx): Call equiv_constant only when necessary.
17277 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
17279 * function.c (expand_function_end): If current_function_calls_alloca,
17280 emit stack restore in a place that is reached when the function falls
17281 through at the end.
17283 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
17285 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
17286 rule to avoid matching inappropriate suffix rule.
17288 2005-01-26 Jan Hubicka <jh@suse.cz>
17290 PR tree-optimization/19241
17291 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
17293 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17295 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
17296 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
17298 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
17299 <sim*>: Always use crt1.o, regardless of N in simN.
17300 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17301 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
17302 (CRT_CALL_STATIC_FUNCTION): Remove.
17303 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
17304 use crt1.o, regardless of N in simN.
17305 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
17306 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
17307 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
17308 case isystem setting.
17309 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
17311 2005-01-25 Ian Lance Taylor <ian@airs.com>
17313 * gimple-low.c (block_may_fallthru): Correct handling of
17314 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
17316 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17318 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
17319 handlers to match indentation; nested under the mtune=* handler.
17320 Similar for mcpu= and march=.
17322 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
17324 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
17325 * config/mips/linux64.h (LIB_SPEC): Likewise.
17326 * config/mn10300/linux.h (LIB_SPEC): Likewise.
17327 * config/sh/linux.h (LIB_SPEC): Likewise.
17329 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
17331 * config/frv/frv.c (frv_legitimize_tls_address): New.
17332 (TARGET_HAVE_TLS): Define.
17333 (FRV_SYMBOL_REF_TLS_P): Define.
17334 (frv_override_options): Handle new register classes.
17335 (frv_legitimate_address_p): Reject tls addresses.
17336 (frv_legitimize_address): Handle TLS addresses.
17337 (gen_inlined_tls_plt): New.
17338 (gen_tlsmoff): New.
17339 (frv_legitimize_tls_address): New.
17340 (unspec_got_name): Add TLS entries.
17341 (got12_operand): Add R_FRV_TLSMOFF12 case.
17342 (frv_emit_move): Fixup TLS addresses.
17343 (frv_emit_movsi): Legitimize TLS addresses.
17345 * config/frv/frv.h (MASK_BIG_TLS): New.
17346 (TARGET_BIG_TLS): New.
17347 (HAVE_AS_TLS): Define.
17348 (TARGET_SWITCHES): Add -mTLS and -mtls options.
17349 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
17350 (REG_CLASS_NAMES): Same.
17351 (REG_CLASS_CONTENTS): Same.
17352 (CONSTRAINT_LEN): New.
17353 (REG_CLASS_FROM_CONSTRAINT): New.
17354 (PREDICATE_CODES): Add symbolic_operand.
17356 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
17357 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
17358 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
17359 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
17360 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
17361 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
17362 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
17363 GR9_REG, GR14_REG, LRREG.
17364 (type): Add load_or_call attribute.
17365 ("load_or_call"): New reservation.
17366 ("call_gettlsoff"): New.
17367 ("tls_indirect_call"): New.
17368 ("tls_load_gottlsoff12"): New.
17369 ("tlsoff_hilo"): New.
17370 ("tls_tlsdesc_ldd"): New.
17371 ("tls_tlsoff_ld"): New.
17374 * config/frv/frv-protos.h (symbolic_operand): Protoize.
17376 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
17378 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
17379 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
17380 * config/frv/frv.c (TLS_BIAS): Define.
17381 (frv_output_dwarf_dtprel): New.
17383 2005-01-26 Jakub Jelinek <jakub@redhat.com>
17385 PR rtl-optimization/19579
17386 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
17387 both A and B, see if they don't clobber registers the other expr uses.
17389 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
17391 * real.c (do_add): Initialize signalling and canonical members.
17393 * real.c (real_from_integer): Zero out destination.
17395 2005-01-18 Jan Hubicka <jh@suse.cz>
17397 PR tree-optimize/19337
17398 * tree-inline.c (initialize_inlined_parameters): Copy
17399 saved_static_chain_decl only.
17401 2005-01-25 Richard Henderson <rth@redhat.com>
17405 * config/i386/i386.c (x86_inter_unit_moves): Zero.
17406 (ix86_preferred_reload_class): Rewrite fp-constant section, with
17407 80387 enabled, to return a proper subclass. Return the subset that
17408 overlaps with GENERAL_REGS for PLUS.
17409 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
17411 2005-01-25 Richard Henderson <rth@redhat.com>
17413 PR middle-end/19609
17414 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
17416 2005-01-25 Roger Sayle <roger@eyesopen.com>
17418 * expmed.c (choose_multiplier): Change interface to return the
17419 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
17420 (expand_divmod): Update calls to choose_multiplier.
17422 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17424 PR middle-end/19330
17425 * expmed.c (extract_bit_field): Use adjust_address instead of
17426 gen_lowpart when op0 is a MEM.
17428 2005-01-24 Steven Bosscher <stevenb@suse.de>
17430 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
17432 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17434 * config/mips/irix-csr.c: New file.
17435 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17436 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17437 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17440 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
17443 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
17444 sparc/elf.h, add sparc/sp-elf.h.
17445 (sparc-*-rtems*): Likewise.
17446 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
17447 tm-dwarf2.h, add sparc/sp-elf.h.
17448 (sparc86x-*-elf): Likewise.
17449 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
17450 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
17451 TARGET_OS_CPP_BUILTINS.
17452 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17453 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17455 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
17456 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
17457 (SWITCH_TAKES_ARG): Likewise.
17458 (LOCAL_LABEL_PREFIX): Likewise.
17459 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
17460 (TARGET_N_FORMAT_TYPES): Delete.
17461 (TARGET_FORMAT_TYPES): Likewise.
17462 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
17463 * config/sparc/elf.h: Delete.
17464 * config/sparc/sp-elf.h: New file.
17466 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17468 * tree-flow-inline.h (phi_arg_from_edge): Remove.
17469 * tree-flow.h: Remove the corresponding prototype.
17470 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
17471 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
17473 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17476 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
17477 for AIX ABI or ELF -fPIC.
17478 (rs6000_emit_load_toc_table): Don't create toc_section here.
17479 (rs6000_xcoff_file_start): Nor here.
17481 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
17483 * sh.c (ra.h): Don't #include.
17484 (hard_regs_intersect_p): New function, resurrected from ra.c.
17486 * sh.c: Fix 1996 Copyright.
17488 2005-01-24 Richard Henderson <rth@redhat.com>
17489 Aldy Hernandez <aldyh@redhat.com>
17491 * regrename.c (note_sets): Handle subregs.
17493 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
17496 * genconditions.c (write_header, write_conditions): Elide file if
17499 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
17501 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
17502 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
17505 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17507 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
17508 expand_builtin_printf, expand_builtin_fprintf,
17509 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
17510 checking against POINTER_TYPE.
17511 (validate_arglist): Handle POINTER_TYPE code by checking
17514 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
17516 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
17517 init_rtlanal): New.
17518 (for_each_rtx): Call for_each_rtx_1.
17519 * rtl.h (init_rtlanal): Declare.
17520 * toplev.c (backend_init): Call init_rtlanal.
17522 2005-01-24 Jakub Jelinek <jakub@redhat.com>
17524 * flow.c (propagate_one_insn): Formatting.
17526 PR middle-end/19551
17527 * flow.c (libcall_dead_p): Be more conservative if unsure.
17528 If there are any instructions between insn and call, see if they are
17529 all dead before saying the libcall is dead.
17531 2005-01-24 Uros Bizjak <uros@kss-loka.si>
17533 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
17534 operand constraint for operand 0.
17536 2005-01-23 Richard Henderson <rth@redhat.com>
17539 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
17540 edges leading to join block.
17542 2005-01-23 Roger Sayle <roger@eyesopen.com>
17544 * expmed.c (expand_mult_highpart): Make static. Change type of
17545 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
17546 (expand_divmod): Updates calls to expand_mult_highpart by using
17547 gen_int_mode to pass a CONST_INT rtx.
17548 * rtl.h (expand_mult_highpart): Remove prototype.
17550 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17552 * flow.c (regset_bytes, regset_size): Remove.
17554 * cfganal.c: Fix a reference to Harvey's paper.
17556 2005-01-23 Steven Bosscher <stevenb@suse.de>
17558 PR rtl-optimization/19464
17559 * tree-optimize.c (init_tree_optimization_passes): Add one more
17560 copyrename pass just before out-of-ssa.
17562 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
17565 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
17566 * ggc-none.c (ggc_free): Define.
17568 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17570 * cse.c (max_reg, max_insn_uid): Remove.
17571 (cse_main): Don't access max_reg or max_insn_uid.
17573 * c-common.c (explicit_flag_signed_bitfields,
17574 lang_statement_code_p, lang_expand_function_end): Remove.
17575 * c-common.h: Remove the corresponding declarations.
17576 * c-opts.c (c_common_handle_option): Remove all write access
17577 to explicit_flag_signed_bitfields.
17579 * cgraph.c (cgraph_varpool_n_nodes): Remove.
17580 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
17581 * cgraph.h: Remove the corresponding declaration.
17583 * gcse.c (null_pointer_info): Remove.
17585 2005-01-23 Roger Sayle <roger@eyesopen.com>
17586 Eric Botcazou <ebotcazou@libertysurf.fr>
17588 * combine.c (simplify_logical): Only simplify logical expressions
17589 of the form ior(and(x,y),z) by the inverse distributive law if the
17590 result is cheaper than the original.
17592 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
17594 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
17595 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
17596 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
17597 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
17598 config/freebsd-spec.h, config/arm/arm.h,
17599 config/h8300/h8300.md, config/i386/i386.md,
17600 config/i386/predicates.md, config/i386/sse.md,
17601 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
17602 config/vax/vax.md: Fix comment typos. Follow spelling
17605 2005-01-23 Steven Bosscher <stevenb@suse.de>
17607 * gengtype.c (walk_type): Produce `not equal to' compares for loop
17608 tests, instead of `less than'.
17610 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
17612 * function.c (assign_parm_setup_block): When creating a new stack slot
17613 for a parameter, get its alignment from the parameter's DECL_ALIGN
17614 rather than the type's TYPE_ALIGN. Make sure that the parameter
17615 is at least word aligned.
17617 2005-01-22 Roger Sayle <roger@eyesopen.com>
17619 PR middle-end/19378
17620 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
17622 2005-01-22 Richard Henderson <rth@redhat.com>
17625 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
17626 in both compare operands.
17627 (movdfcc_1_sse_max): Likewise.
17628 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
17629 (movdfcc_1_sse): Likewise.
17630 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
17631 scratch register as needed.
17633 2005-01-22 Richard Henderson <rth@redhat.com>
17635 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
17637 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
17639 2005-01-22 Richard Henderson <rth@redhat.com>
17641 * genopinit.c (optabs): Use smin/smax for floating point too.
17642 * doc/md.texi: Update to match. Clarify that floating point
17643 results are undefined for +0/-0 and NaN.
17644 * doc/rtl.texi: Likewise.
17645 * rtl.def (SMIN, SMAX): Likewise
17646 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
17648 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
17649 leading 's' to the name.
17650 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
17651 smaxxf3, sminxf3): Likewise.
17652 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
17655 2005-01-22 Paul Brook <paul@codesourcery.com>
17657 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
17659 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
17661 * config/s390/s390.c (struct processor_costs): New fields
17662 dlgr, dlr, dr, dsgfr, dsgr.
17663 (z900_cost, z990_cost): Values for new fields.
17664 (s390_rtx_costs): New cases MEM und COMPARE in switch
17665 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
17666 DIV, MOD, UDIV, UMOD.
17668 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17670 * config/s390/s390.md ("doloop_si64"): Reload input value directly
17671 into the register being decremented.
17672 ("doloop_si31", "doloop_di"): Likewise.
17673 ("*doloop_si_long"): Adapt pattern.
17675 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
17677 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
17679 (CLASS_MAX_NREGS): Likewise.
17681 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
17683 * doc/tree-ssa.texi (Statement Operands): Add example for new
17684 must-def macro. Note deprecation of old operands interface.
17686 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
17688 PR tree-optimization/19484
17689 * tree-cfg.c (remove_fallthru_edge): New function.
17690 (cleanup_control_flow): Remove fallthru edges from calls that are
17691 now known not to return.
17693 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17695 Fix PR tree-optimization/19038
17696 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
17697 copies with loop variant ones.
17699 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
17701 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
17702 config/alpha/alpha-protos.h, config/alpha/alpha.h,
17703 config/alpha/alpha.md, config/alpha/predicates.md,
17704 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
17705 config/sparc/sol2.h: Update copyright.
17707 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
17708 first label to see if it is a nonlocal label.
17710 2005-01-22 David Edelsohn <edelsohn@gnu.org>
17711 Andrew Pinski <pinskia@physics.uc.edu>
17714 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
17715 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
17717 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17719 * config/rs6000/rtems.h: Update copyright.
17721 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
17724 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
17725 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
17726 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
17728 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
17731 * c-typeck.c (convert_arguments): Check for error_mark_node.
17733 2005-01-21 Ian Lance Taylor <ian@airs.com>
17735 PR tree-optimization/13000
17736 * tree-inline.c: Include "tree-flow.h".
17737 (expand_call_inline): If warn_return_type, warn if non-void inline
17738 function falls through.
17739 * tree-cfg.c (execute_warn_function_return): Don't warn about
17740 control reaching end if TREE_NO_WARNING is set. Set
17742 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
17744 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
17745 branch if we don't need one.
17746 * c-typeck.c: Include "tree-flow.h"
17747 (c_finish_bc_stmt): Don't add a goto if the current statement
17748 list doesn't fall through to the current point.
17750 2005-01-21 Roger Sayle <roger@eyesopen.com>
17752 PR rtl-optimization/576
17753 * real.c (real_arithmetic): Change return type from void to bool
17754 to return an indication that the result may be inexact.
17755 * real.h (real_arithmeric): Update prototype.
17756 * fold-const.c (const_binop): Don't constant fold floating
17757 point expressions when the user specifies -frounding-math and
17758 the result may depend upon the run-time rounding mode.
17759 (fold_convert_const_real_from_real): Clean-up.
17760 (fold_initializer): Ignore flag_rounding_math for initializers.
17761 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
17762 constant fold FP operations with flag_rounding_math if the
17763 result may depend upon the run-time rounding mode.
17765 2005-01-21 Tom Tromey <tromey@redhat.com>
17767 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
17769 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
17771 * tree-cfg.c: Fix comment typos.
17773 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
17775 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
17776 around the call to rest_of_handle_branch_target_load_optimize.
17778 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17780 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
17781 (sparc64-*-openbsd*): Likewise.
17782 (sparclite-*-elf*): Include tm-dwarf2.h.
17783 (sparc86x-*-elf*): Likewise.
17784 (sparc64-*-elf*): Likewise.
17785 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
17786 (DBX_DEBUGGING_INFO): Likewise.
17787 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
17788 (PREFERRED_DEBUGGING_TYPE): Likewise.
17789 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
17790 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
17791 (PREFERRED_DEBUGGING_TYPE): Likewise.
17792 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
17793 (PREFERRED_DEBUGGING_TYPE): Likewise.
17794 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
17796 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
17799 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
17801 2005-01-20 Paul Brook <paul@codesourcery.com>
17803 * doc/rtl.texi: Document value extension requirements for CONST_INT.
17805 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17807 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
17808 label is first in a sequence of labels.
17810 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
17812 2005-01-20 Janis Johnson <janis187@us.ibm.com>
17813 Giovanni Bajo <giovannibajo@gcc.gnu.org>
17815 * doc/sourcebuild.texi (Test Directives): New.
17817 2005-01-20 Roger Sayle <roger@eyesopen.com>
17819 * real.c (real_floor): Don't leave the result uninitialized when
17820 mode is VOIDMode, but return the unrounded intermediate value.
17821 (real_ceil): Likewise.
17823 2005-01-20 Paul Brook <paul@codesourcery.com>
17825 * config/arm/arm.md (insv): Use gen_int_mode.
17827 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
17829 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
17830 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17831 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17832 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17833 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17835 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
17838 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
17839 fbreg, so we have to assume we can't.
17840 (loc_descriptor_from_tree_1): Ditto.
17841 (containing_function_has_frame_base): New function.
17842 (add_location_or_const_value_attribute): Use it.
17843 Also try to generate a frame_base from a single element location
17846 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17848 PR tree-optimization/15349
17849 * timevar.def (TV_TREE_MERGE_PHI): New.
17850 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
17852 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
17853 calls to tree_forwarder_block_p.
17854 (remove_forwarder_block_with_phi, merge_phi_nodes,
17855 gate_merge_phi, pass_merge_phi): New.
17856 * tree-optimize.c (init_tree_optimization_passes): Add
17858 * tree-pass.h: Add an extern for pass_merge_phi;
17860 2005-01-20 Richard Henderson <rth@redhat.com>
17863 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
17864 (_mm_castps_pd, _mm_castps_si128): New.
17865 (_mm_castsi128_ps, _mm_castsi128_pd): New.
17867 2005-01-20 Richard Henderson <rth@redhat.com>
17870 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
17871 __builtin_ia32_vec_init_v2si.
17872 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
17873 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
17874 (ix86_init_mmx_sse_builtins): Create it.
17875 (ix86_expand_builtin): Expand it.
17876 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
17877 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
17878 (vec_extractv2si_0, vec_extractv2si_1): New.
17880 2005-01-20 Richard Henderson <rth@redhat.com>
17883 * config/i386/i386.c (ix86_expand_push): New.
17884 * config/i386/mmx.md (push<MMXMODE>1): New.
17885 * config/i386/sse.md (push<SSEMODE>1): New.
17886 * config/i386/i386-protos.h: Update.
17888 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
17890 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
17893 2005-01-20 Richard Henderson <rth@redhat.com>
17895 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
17896 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
17898 2005-01-19 Richard Henderson <rth@redhat.com>
17901 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
17902 to V4SFmode in SSE1 fallback load path.
17904 2005-01-19 Richard Henderson <rth@redhat.com>
17906 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
17907 in QImode expansion to ix86_expand_vector_set.
17908 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
17910 2005-01-19 Richard Henderson <rth@redhat.com>
17913 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
17914 subclass of the input class.
17915 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
17916 Always true for cross-SSE1 classes. Rationalize conditionals.
17917 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
17918 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
17919 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
17920 (movdi_2): Add MMX/SSE zeros.
17921 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
17922 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
17923 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17924 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
17925 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
17926 (zero_extendsidi2_rex64_1): Remove.
17927 (MOV0 peephole): Check GENERAL_REG_P.
17929 2005-01-19 Richard Henderson <rth@redhat.com>
17932 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
17934 (ix86_expand_vector_extract): Likewise.
17936 2005-01-19 Richard Henderson <rth@redhat.com>
17938 PR middle-end/19304
17939 * expr.c (emit_move_change_mode): New argument force; use
17940 simplify_gen_subreg if true.
17941 (emit_move_via_alt_mode): Merge into ...
17942 (emit_move_via_integer): ... here.
17943 (emit_move_ccmode): Use emit_move_change_mode directly.
17945 2005-01-19 Richard Henderson <rth@redhat.com>
17948 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
17949 (alpha_preferred_reload_class): Handle CONST_VECTOR.
17950 (alpha_emit_set_const_1): Add no_output parameter; don't emit
17952 (alpha_emit_set_const): Likewise. Make static.
17953 (alpha_emit_set_long_const): Make static.
17954 (alpha_extract_integer): Split out from alpha_expand_mov.
17955 (alpha_split_const_mov): Likewise.
17956 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
17957 (alpha_legitimate_constant_p): New.
17958 * config/alpha/alpha-protos.h: Update.
17959 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
17960 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
17961 * config/alpha/alpha.md (movsi): Add n alternative.
17962 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
17963 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
17964 (splitters for all of the above): Use alpha_split_const_mov.
17965 * config/alpha/predicates.md (non_add_const_operand): New.
17966 (non_zero_const_operand): New.
17967 (input_operand): Use alpha_legitimate_constant_p after reload.
17969 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
17971 PR tree-optimization/19038
17972 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
17973 (add_candidate): Add ivs with increment in latch only if
17974 allow_ip_end_pos_p is true.
17975 (determine_iv_cost): Use empty_block_p.
17977 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
17979 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
17980 (compute_dominance_frontiers): Ditto.
17982 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
17985 * config/sh/t-rtems: New.
17986 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
17988 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
17990 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
17991 the offset of the selected field.
17993 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
17995 * tree-cfg.c (remove_forwarder_block): Fix the check to
17996 prevent a nonlocal label from appearing in the middle of a
17999 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18001 PR rtl-optimization/19462
18002 * reorg.c (find_end_label): Create return insn only if
18003 current_function_epilogue_delay_list is empty.
18005 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18007 * doc/passes.texi: Remove paragraph mentioning new-ra.
18009 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18011 PR rtl-optimization/15139
18012 * combine.c: Include params.h.
18013 (count_rtxs): New function.
18014 (record_value_for_reg): If replace_rtx would replace at least
18015 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18016 (clobber (const_int 0)) instead of TEM.
18017 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18018 * params.h (MAX_LAST_VALUE_RTL): New.
18019 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18020 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18023 * c-typeck.c (digest_init): Only call build_vector if all constructor
18024 elements are *_CST nodes.
18025 * gimplify.c (gimplify_init_constructor): Likewise.
18027 PR middle-end/19164
18028 * c-typeck.c (digest_init): Only call build_vector if inside_init
18031 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18033 * toplev.c (init_asm_output): Remove dead #ifdef.
18035 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18037 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18039 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18041 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18042 accessing DECL_FUNCTION_CODE.
18043 * dojump.c (do_jump): Likewise.
18044 * gimplify.c (gimplify_call_expr): Likewise.
18045 * predict.c (expr_expected_value): Likewise.
18046 (strip_builtin_expect): Likewise.
18047 * tree-inline.c (estimate_num_insns_1): Likewise.
18048 * tree-ssa-loop-im.c (stmt_cost): Likewise
18049 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18050 (tree_expr_nonnegative_p): Likewise.
18052 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18054 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18055 variant of the load_pcrel_sym pattern.
18056 * config/sparc/sparc.md (P macro): Move to the top.
18057 (load_pcrel_sym): Macroize using P.
18058 (save_register_window): Likewise.
18060 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18062 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18063 ("sordered"): Same.
18065 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18068 * c-typeck.c (build_asm_expr): Strip nops off
18069 input memory operands.
18071 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18073 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18074 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18075 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18076 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18078 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18081 * config/i386/i386.c (override_options): If the 80387 is disabled,
18082 then do not return FP values using FP registers.
18084 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
18086 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
18087 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
18088 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
18089 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
18090 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
18091 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
18092 output.h, postreload-gcse.c, postreload.c, recog.c,
18093 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
18094 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
18095 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
18096 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
18097 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
18098 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
18099 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
18100 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
18102 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
18103 config/alpha/alpha.c, config/arm/vfp.md,
18104 config/i386/emmintrin.h, config/i386/i386-modes.def,
18105 config/i386/i386-protos.h, config/i386/i386.h,
18106 config/i386/pmmintrin.h, config/i386/ppro.md,
18107 config/i386/predicates.md, config/i386/xmmintrin.h,
18108 config/i860/i860.c, config/ia64/ia64-modes.def,
18109 config/ia64/ia64-protos.h, config/ia64/ia64.h,
18110 config/ia64/ia64.md, config/ia64/itanium1.md,
18111 config/ia64/itanium2.md, config/ia64/predicates.md,
18112 config/iq2000/iq2000.h, config/mips/linux64.h,
18113 config/rs6000/aix41.h, config/rs6000/aix43.h,
18114 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
18115 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
18116 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
18117 config/sparc/linux64.h, config/sparc/litecoff.h,
18118 config/sparc/sp64-elf.h, config/sparc/sparc.c,
18119 config/sparc/sparc.h, config/sparc/sparc.md,
18120 config/sparc/sysv4-only.h: Update copyright.
18122 2005-01-18 Richard Henderson <rth@redhat.com>
18125 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
18127 2005-01-18 Marc Espie <espie@openbsd.org>
18128 * config/i386/openbsdelf.h: Typo.
18130 2005-01-18 Richard Henderson <rth@redhat.com>
18132 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
18133 special case for sse.
18134 * config/i386/predicates.md (sse_comparison_operator): Likewise.
18136 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
18138 * tree-inline.c (estimate_num_insns_1): Added cases for
18139 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
18141 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18143 PR rtl-optimization/19296
18144 * combine.c (simplify_comparison): Rewrite the condition under
18145 which a non-paradoxical SUBREG of a PLUS can be lifted when
18146 compared against a constant.
18148 2005-01-18 Andi Kleen <ak@muc.de>
18150 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
18151 * c.opt (-Wpointer-sign): Add.
18152 * doc/invoke.texi: (-Wpointer-sign): Add.
18154 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18156 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
18157 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
18158 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
18159 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
18160 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
18161 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
18162 for TARGET_MIX_SSE_I387.
18163 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
18164 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
18165 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
18166 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
18167 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
18168 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
18169 TARGET_MIX_SSE_I387.
18170 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
18173 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18176 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
18177 Add movaps alternative for xmm reg->reg move.
18179 2005-01-17 Jeff Law <law@redhat.com>
18181 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
18182 at the end of the main DOM loop rather than just before DOM exits.
18184 2005-01-17 Diego Novillo <dnovillo@redhat.com>
18186 PR tree-optimization/19121
18187 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
18188 adding aliases to a name tag, also add them to the pointer's
18190 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
18191 sensitive alias info at all. Only check that the two pointers
18192 have compatible pointed-to sets.
18193 * tree-ssa.c (verify_name_tags): Verify that the alias set of
18194 a pointer's type tag is a superset of the alias set of the
18195 pointer's name tag.
18197 2005-01-17 James E Wilson <wilson@specifixinc.com>
18200 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
18201 comment to document why.
18203 2005-01-17 Richard Henderson <rth@redhat.com>
18205 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
18206 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
18207 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
18208 sse2_vmsminv2df3_finite): New.
18209 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
18210 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
18211 Force op1 into register.
18213 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
18215 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
18216 bubblestrap from always rebuilding build directory.
18218 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
18220 * config/s390/s390.md ("*clc"): Remove incorrect '='.
18221 ("*cmpmem_short"): Likewise.
18223 2005-01-17 Steven Bosscher <stevenb@suse.de>
18225 * basic-block.h: Document BB_* flags.
18226 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
18227 use an sbitmap instead.
18228 * sched-rgn.c (compute_trg_info): Likewise.
18230 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
18232 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
18233 redundant target_cpu_default and extra_parts lines. Use the default
18235 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
18236 (SUBTARGET_EXTRA_SPECS): Delete.
18237 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
18238 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
18239 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
18240 and "n32" for -mabi=n32.
18242 2005-01-17 Ian Lance Taylor <ian@airs.com>
18245 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
18246 fold constant variables into initial values.
18248 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18250 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
18252 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
18253 through the statements backward.
18255 2005-01-17 Ian Lance Taylor <ian@airs.com>
18257 PR middle-end/13127:
18258 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
18259 a variable set to the return value of the inlined function.
18261 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
18263 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
18264 when modes are tieable.
18266 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
18268 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
18269 of pthread_create to find out if threads are enabled.
18270 * gthr-posix95.h (__gthread_active_p): Likewise.
18272 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18274 * common.opt (-fnew-ra): Remove.
18276 * toplev.h (flag_new_regalloc): Remove.
18277 * Makefile.in (ra*.*): Don't mention.
18278 * passes.c (rest_of_handle_new_regalloc): Remove.
18279 (rest_of_handle_combine, rest_of_compilation): Always consider
18280 flag_new_regalloc as false.
18281 * doc/invoke.texi: Don't document -fnew-ra.
18283 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18285 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
18286 last parameter to reg_scan.
18287 * loop.c (loop_optimize): Likewise.
18288 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
18289 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
18290 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
18291 rest_of_handle_gcse, rest_of_handle_loop_optimize,
18292 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
18293 * regclass.c (reg_scan): Likewise, for the declaration.
18294 * rtl.h (reg_scan): Likewise, for the prototype.
18296 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18298 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
18299 mark_dfs_back_edges.
18301 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
18303 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
18304 (compute_avail): Uses don't go in tmp_gen.
18306 2005-01-16 Steven Bosscher <stevenb@suse.de>
18308 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
18309 loop to look for a free slot in a page entry.
18311 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18314 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
18315 * toplev.c (compile_file): Call process_pending_assemble_output_defs
18316 just before targetm.asm_out.file_end.
18317 * tree.h (process_pending_assemble_output_defs): Declare.
18318 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
18320 (assemble_alias): Defer generation of assembly code for defines when
18321 TARGET_DEFERRED_OUTPUT_DEFS is true.
18322 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18323 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
18324 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
18326 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18329 * pa.c (pa_scalar_mode_supported_p): New function.
18330 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
18331 * pa.h (MIN_UNITS_PER_WORD): Add comment.
18333 * pa-protos.h (prefetch_operand): Delete.
18334 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
18335 * pa.c (prefetch_operand): Delete.
18336 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
18337 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
18338 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
18339 and prefetch_nocc_operand.
18340 * pa.md (prefetch): Rework to avoid reload problems handling short
18341 displacements when a cache control completer needs to be provided.
18342 (prefetch_32, prefetch_64): Delete.
18343 (prefetch_cc, prefetch_nocc): New patterns.
18345 2005-01-15 David Edelsohn <edelsohn@gnu.org>
18347 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
18349 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18352 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
18353 exceeds maximum alignment for global common data.
18354 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
18355 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
18357 2004-01-15 Roger Sayle <roger@eyesopen.com>
18359 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
18361 2004-01-15 Roger Sayle <roger@eyesopen.com>
18363 * harg-reg-set.h (reg_class_names): Prototype global array.
18364 * regclass.c (reg_class_names): Declare here and initialize to
18366 (dump_regclass): Remove local declaration of reg_class_names.
18367 (regclass): Likewise.
18368 * cfg.c (dump_flow_info): Likewise.
18369 * ra-debug.c (reg_class_names): Likewise.
18370 * regrename.c (reg_class_names): Likewise.
18371 * reload.c (reg_class_names): Likewise.
18372 * reload1.c (spill_failure): Likewise.
18373 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
18375 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
18377 * config/s390/s390.md ("reload_outti"): Remove predicate for
18378 output operand. Abort if operand is not a MEM.
18379 ("reload_outdi", "reload_outdf"): Likewise.
18381 2005-01-15 Marc Espie <espie@openbsd.org>
18383 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
18384 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
18385 * config/openbsd.h: Fix C++ includes for native configurations.
18386 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
18387 Add trampoline support.
18388 * config/i386/openbsdelf.h: New.
18390 2005-01-15 Marc Espie <espie@openbsd.org>
18392 * collect2.c (main): Explicitly parse -dynamic-linker option.
18394 2005-01-15 Jakub Jelinek <jakub@redhat.com>
18396 PR tree-optimization/19060
18397 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18398 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
18399 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
18400 and handle extract_range_from_cond returning false.
18401 * fold-const.c (fold): Optimize comparisons with min/max even for
18402 width > HOST_BITS_PER_WIDE_INT.
18404 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
18406 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
18407 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
18408 Remove little endian multilib variants.
18409 Add mips32 multilib variant.
18411 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
18413 * explow.c (copy_all_reg, stabilize): Remove.
18414 * expr.h: Remove the corresponding prototypes.
18416 * rtlanal.c (regs_set_between_p): Remove.
18417 * rtl.h: Remove the corresponding prototype.
18419 2005-01-14 David Edelsohn <edelsohn@gnu.org>
18421 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
18422 to rs6000_nonimmediate_operand.
18423 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
18424 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
18425 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
18426 rs6000_nonimmediate_operand.
18427 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
18428 rs6000_nonimmediate_operand.
18430 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
18432 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
18434 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18436 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
18438 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
18439 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
18441 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
18442 (rs6k_nonimmediate_operand): New.
18443 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
18445 (legitimate_lo_sum_address_p): Same.
18446 (rs6000_legitimize_address): Same.
18447 (rs6000_legitimize_reload_address): Same.
18448 (rs6000_legitimate_address): Same.
18449 (spe_build_register_parallel): Pass DF and DC modes in a DI
18452 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
18453 to rs6k_nonimmediate_operand.
18455 * config/rs6000/spe.md ("*frob_df_di"): New.
18456 ("*frob_di_df"): New.
18457 ("*frob_di_df_2"): New.
18458 ("*mov_sidf_e500_subreg0"): New.
18459 ("*mov_sidf_e500_subreg4"): New.
18460 ("*movdf_e500_double"): Change predicate to
18461 rs6k_nonimmediate_operand.
18463 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18465 * postreload.c (move2add_note_store): Only call
18466 trunc_int_for_mode on scalar integers.
18468 2005-01-14 Steven Bosscher <stevenb@suse.de>
18470 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
18471 replace BB_VISITED uses.
18472 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
18473 (propagate_necessity): Check the bitmap instead of BB_VISITED.
18474 (tree_dce_done): Free visited_control_parents.
18475 (perform_tree_ssa_dce): Allocate and clear it.
18476 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
18477 (compute_antic): Iterate from here using a DFS. Use an sbitmap
18478 instead of BB_VISITED.
18480 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
18482 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
18483 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
18484 Remove unused prototypes.
18486 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18488 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
18489 64-bit register usage.
18490 (spe_func_has_64bit_regs_p): Add FIXME note.
18492 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
18494 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
18495 flag_finite_math_only with flag_unsafe_math_optimizations.
18497 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
18499 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
18500 end-of-stack check.
18501 (__tpf_eh_return): Copy TPF private stack area from the module
18502 boundary stack frame. Add check for when module addresses are
18503 equal, but no stub address is found.
18505 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
18508 * arm.h (struct machine_function): Add call_via field.
18509 (thumb_call_via_label): Declare.
18510 * arm.c (thumb_call_via_label): New variable.
18511 (thumb_call_reg_needed): New variable.
18512 (arm_output_function_epilogue): For Thumb code, output any per-function
18513 call-indirect trampolines.
18514 (thumb_call_via_reg): New function.
18515 (arm_file_end): New function.
18516 (TARGET_ASM_FILE_END): Call arm_file_end.
18517 (aof_file_end): Likewise.
18518 * arm-protos.h (thumb_call_via_reg): Declare.
18519 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
18520 thumb_call_via_reg in normal case.
18522 2005-01-14 Jakub Jelinek <jakub@redhat.com>
18524 PR middle-end/19084
18525 PR rtl-optimization/19348
18526 * recog.c (peephole2_optimize): Do global life update if some peephole
18527 decides it doesn't need at least one of its inputs and that change
18528 influences liveness at the start of the basic block.
18530 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
18531 arguments instead of 1.
18533 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
18535 PR middle-end/18820
18536 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
18537 zero for nested functions needing a static chain or functions
18538 with a non-constant address.
18540 2005-01-13 Roger Sayle <roger@eyesopen.com>
18542 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
18543 (and (sign_extend X) C) into (zero_extend (and X C)).
18545 2005-01-13 David O'Brien <obrien@FreeBSD.org>
18547 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
18549 2005-01-13 Richard Henderson <rth@redhat.com>
18554 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
18555 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
18556 not just TARGET_SSE.
18557 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
18558 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
18559 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
18560 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
18561 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
18562 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
18563 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
18564 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
18565 (movdicc_c_rex64): Rename with '*'.
18566 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
18567 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
18568 (movsfcc_1_387): Rename from movsfcc_1.
18569 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
18570 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
18571 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
18572 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
18573 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
18574 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
18575 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
18576 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
18577 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
18578 sse_movdfcc_const0_4): Remove.
18579 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
18580 recognize min/max early. Update for changed sse cmove patterns.
18581 (ix86_split_sse_movcc): New.
18582 * config/i386/i386-protos.h: Update.
18584 2005-01-13 Steven Bosscher <stevenb@suse.de>
18586 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
18587 (fix_stmt_v_may_defs): Likewise.
18589 2005-01-13 Richard Henderson <rth@redhat.com>
18591 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
18592 for converting the mask.
18594 2005-01-13 David Edelsohn <edelsohn@gnu.org>
18596 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
18599 2005-01-13 Richard Henderson <rth@redhat.com>
18601 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
18602 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
18603 IX86_BUILTIN_MOVDQ2Q): Remove.
18604 (IX86_BUILTIN_VEC_EXT_V4SI): New.
18605 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
18606 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
18608 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
18609 (sse2_pextrw): Fix immediate constraint.
18610 (sse2_loadq, sse2_loadq_rex64): Remove.
18611 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
18612 Use __builtin_ia32_vec_ext_<size>.
18613 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
18615 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
18617 * function.c (assign_parm_setup_block): Look inside original
18618 entry_parm when inspecting PARALLEL.
18620 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18621 Joel Sherrill <joel@oarcorp.com>
18624 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
18625 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
18626 rtems_gxx_recursive_mutex_init.
18627 (__gthread_recursive_mutex_lock): New function.
18628 (__gthread_recursive_mutex_trylock): Likewise.
18629 (__gthread_recursive_mutex_unlock): Likewise.
18631 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
18633 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
18635 2005-01-13 Jan Beulich <jbeulich@novell.com>
18637 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
18638 (ashrti3_internal): Indicate output is early clobber. Generate result
18639 into output rather than first input. Use move for low word of output
18640 if shift count is exactly 64.
18641 (lshrti3_internal): Likewise.
18643 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
18647 * reload1.c (delete_output_reload): Don't delete an output reload
18648 if the pseudo lives longer than a single basic block. Adjust and
18649 improve wording of comment.
18651 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
18654 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
18655 of TYPE_SIZE where we mean the number of bytes.
18657 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
18659 * function.c (assign_parm_setup_block): Relax condition on
18660 multi-register optimization.
18662 2005-01-12 Nick Clifton <nickc@redhat.com>
18664 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
18665 an "in_delay_slot" attribute of "no" to prevent them being used in
18666 delay slots. This is forbidden because they might generate
18669 2005-01-12 Alan Modra <amodra@bigpond.net.au>
18672 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
18673 with r->Y and Y->r.
18675 2005-01-12 Nick Clifton <nickc@redhat.com>
18677 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
18678 passed on to GAS) but do not define, as GAS no longer supports or
18679 needs the -m2000 option.
18681 2005-01-11 Roger Sayle <roger@eyesopen.com>
18683 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
18684 type as args of unprototyped builtins aren't automatically promoted.
18685 (fold_builtin_abs): Likewise.
18687 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18689 * Makefile.in: Set a `build-warn' variable.
18691 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18693 PR tree-optimization/17949
18694 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
18695 (find_interesting_uses_address): Use it.
18697 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
18699 * regrename.c (kill_value): Handle subreg's that won't simplify.
18701 2005-01-11 Richard Henderson <rth@redhat.com>
18704 * config/i386/i386.h (enum ix86_builtins): Move ...
18705 * config/i386/i386.c: ... here.
18706 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
18707 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
18708 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
18709 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
18710 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
18711 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
18712 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
18713 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
18714 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
18715 IX86_BUILTIN_LOADDDUP): Remove.
18716 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
18717 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
18718 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
18719 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
18720 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
18721 (ix86_init_builtins): Make static.
18722 (ix86_init_mmx_sse_builtins): Update for changed builtins.
18723 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
18724 if all the modes match. Otherwise, fake it.
18725 (get_element_number, ix86_expand_vec_init_builtin,
18726 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
18727 (ix86_expand_builtin): Make static. Update for changed builtins.
18728 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
18729 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
18730 (ix86_expand_vector_init_duplicate): New.
18731 (ix86_expand_vector_init_low_nonzero): New.
18732 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
18733 Split out from ix86_expand_vector_init; handle integer modes.
18734 (ix86_expand_vector_init): Use them.
18735 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
18736 * config/i386/i386-protos.h: Update.
18737 * config/i386/predicates.md (reg_or_0_operand): New.
18738 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
18739 (movv2sf_internal): Likewise. And a splitter to match them all.
18740 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
18741 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
18742 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
18743 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
18744 (mmx_pinsrw): Fix operand ordering.
18745 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
18746 rather than sse_loadss expander.
18747 (movv2df splitter): Similarly.
18748 (sse_loadss, sse_loadlss): Remove.
18749 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
18750 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
18751 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
18752 (sse3_movddup): Rename with '*'.
18753 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
18754 (sse2_loadsd): Remove.
18755 (vec_dupv2df_sse3): Rename from sse3_loadddup.
18756 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
18757 (sse2_pinsrw): Fix argument ordering.
18758 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
18759 (sse2_stored): Remove 'r' destination.
18760 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
18761 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
18762 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
18763 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
18764 vec_extractv16qi, vec_initv16qi): New.
18766 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
18767 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
18768 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
18770 (_mm_load_pd, _mm_store_pd): Use plain dereference.
18771 (_mm_load_si128, _mm_store_si128): Likewise.
18772 (_mm_load1_pd): Use _mm_set1_pd.
18773 (_mm_load_sd): Use _mm_set_sd.
18774 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
18775 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
18776 (_mm_set_epi64): Use _mm_set_epi64x.
18777 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
18778 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
18779 _mm_setr_epi8): Use _mm_set_foo form.
18780 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
18781 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
18782 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
18783 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
18784 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
18785 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
18786 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
18787 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
18788 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
18789 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
18790 (_mm_movedup_pd): Use _mm_shuffle_pd.
18791 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
18792 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
18793 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
18794 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
18795 Use _mm_setzero_ps.
18796 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
18797 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
18798 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
18799 (_mm_store_ps): Use raw dereference.
18800 (_mm_store1_ps): Use _mm_storeu_ps.
18801 (_mm_storer_ps): Use _mm_store_ps.
18802 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
18803 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
18805 2005-01-11 Stan Shebs <shebs@apple.com>
18807 * config/rs6000/rs6000.c (machopic_output_stub): Issue
18808 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
18810 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
18813 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
18814 Skip all DECLs except for FIELD_DECLs.
18816 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18818 * config/s390/s390.c (override_options): Return error if
18819 -mbackchain, -mpacked-stack and -mhard-float are used together.
18820 (s390_va_start): Remove the backchain && packed-stack special case.
18821 (s390_gimplify_va_arg): Likewise.
18822 * doc/invoke.texi: Remove the ABI incompatibility note.
18824 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
18826 * config/s390/s390.c (struct s390_frame_layout): Remove
18828 (s390_frame_info, s390_emit_prologue): Replace occurrences of
18829 save_backchain_p with TARGET_BACKCHAIN.
18831 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18834 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
18835 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
18836 * function.c (locate_and_pad_parm): Set new field.
18837 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
18838 Tweak where_pad test to include "none". Always set mem align for
18840 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
18841 not sufficient for type.
18842 (assign_parm_setup_block): If stack_parm is zero on entry, always
18843 make a new stack local. Block move old stack parm if necessary
18844 to new aligned stack local.
18845 (assign_parm_setup_stack): Use a block move to handle
18846 potentially misaligned entry_parm.
18847 (assign_parms_unsplit_complex): Specify required alignment when
18848 creating stack local.
18849 * calls.c (compute_argument_addresses): Override alignment of stack
18850 arg calculated from its type with the alignment given by
18851 FUNCTION_ARG_BOUNDARY.
18852 (store_one_arg): Likewise.
18854 2005-01-11 Jan Beulich <jbeulich@novell.com>
18856 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
18857 Change respective itanium_class attribute to ialu.
18858 (shladdp4_internal): New.
18859 * config/ia64/predicates.md (shladd_log2_operand): New.
18861 2005-01-11 Richard Henderson <rth@redhat.com>
18863 * expr.c (store_constructor): Use rtvec_alloc instead of
18864 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
18866 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
18868 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
18870 2005-01-11 Alan Modra <amodra@bigpond.net.au>
18872 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
18873 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
18874 (TARGET_RWRELOC): Define.
18875 (ia64_rwreloc_section_type_flags): Delete.
18876 (ia64_section_type_flags): New function.
18877 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
18878 (TARGET_RWRELOC): Define.
18880 2005-01-10 David Mosberger <davidm@hpl.hp.com>
18883 * config/ia64/ia64.c (process_set): For alloc insn, only call
18884 process_epilogue is !frame_pointer_needed.
18886 2005-01-10 Roger Sayle <roger@eyesopen.com>
18889 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
18890 unary operator and can't be treated as a binary/comparison operator.
18892 2005-01-10 Richard Henderson <rth@redhat.com>
18894 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
18895 (ix86_return_in_memory): Likewise.
18896 (function_arg_advance): Likewise. Mirror structure in function_arg
18897 for choosing register to advance.
18899 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
18901 * tree-vectorizer.c, tree.def: Fix comment typos.
18903 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
18905 * config/s390/s390.c (struct processor_costs): 4 new fields:
18906 ddbr, ddr, debr, der.
18907 (s390_rtx_costs): More precise handling of divide instructions.
18909 2005-01-10 David Edelsohn <edelsohn@gnu.org>
18911 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
18913 2005-01-10 Jan Beulich <jbeulich@novell.com>
18915 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
18916 names resulting from -ffunction-sections/-fdata-sections and linkonce
18918 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
18919 based on the section name. Rearrange the section name comparison logic
18920 slightly so that each section name is compared against at most once.
18922 2005-01-10 Ben Elliston <bje@au.ibm.com>
18924 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
18925 targets for which -fPIC reduces limitations on the GOT size.
18927 2005-01-09 Falk Hueffner <falk@debian.org>
18929 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
18932 2005-01-09 David Edelsohn <edelsohn@gnu.org>
18935 * collect2.c (main): Set aixrtl_flag for -brtl option.
18936 (resolve_lib_name): Search for .so file extension before .a
18937 if aixrtl_flag set.
18939 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
18941 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
18942 (vect_analyze_data_refs_alignment): Add dump prints.
18944 2005-01-09 Ira Rosen <irar@il.ibm.com>
18946 * tree-vectorizer.c (vect_analyze_offset_expr): Use
18947 expr_invariant_in_loop_p.
18948 Initialize outputs first thing in the function.
18949 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
18950 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
18951 (vect_analyze_pointer_ref_access): Check that the initial condition of
18952 the access function is loop invariant.
18954 2005-01-09 Richard Henderson <rth@redhat.com>
18956 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
18957 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
18958 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
18959 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
18960 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
18961 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
18962 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
18963 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
18964 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
18965 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
18966 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
18967 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
18968 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
18969 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
18970 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
18971 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
18972 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
18973 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
18974 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
18975 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
18976 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
18977 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
18978 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
18980 (mmx_clrdi, pavgusb): Remove.
18981 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
18982 with leading sse_ prefix.
18983 * config/i386/sse.md: Receive them.
18984 * config/i386/mmx.md: New file.
18985 (MMXMODE12, MMXMODE24, mmxvecsize): New.
18986 (subrv2sf3): Turn into expander for normal subtraction.
18987 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
18988 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
18989 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
18990 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
18991 commutative; use ix86_binary_operator_ok.
18992 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
18993 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
18994 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
18995 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
18996 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
18997 Macroize from existing patterns; use ix86_binary_operator_ok.
18998 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
18999 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19000 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19001 with vec_select+vec_concat.
19002 (mmx_pshufw, mmx_pshufw_1): Likewise.
19003 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19004 (mmx_uavgv4hi3): Model correctly.
19005 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19006 _mm_xor_si64): Remove casts.
19008 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19010 PR tree-optimization/19224
19011 * tree-scalar-evolution.c (get_instantiated_value,
19012 set_instantiated_value): New functions.
19013 (instantiate_parameters_1): Cache the results.
19014 (instantiate_parameters, resolve_mixers): Initialize and free
19017 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19019 * config/i386/i386.md (addhi_4): Correct reference in comment.
19022 2005-01-08 Richard Henderson <rth@redhat.com>
19024 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19025 (_mm_cvtsi128_si64x): Likewise.
19026 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19027 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19028 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19029 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19030 * config/i386/i386-protos.h: Update.
19031 * config/i386/i386.c (print_operand): Add 'H'.
19032 (ix86_fixup_binary_operands): Split out from ...
19033 (ix86_expand_binary_operator): ... here.
19034 (ix86_fixup_binary_operands_no_copy): New.
19035 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19036 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19037 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19038 (safe_vector_operand): Use CONST0_RTX.
19039 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19040 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19041 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19042 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19044 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19045 (IX86_BUILTIN_CMPNGESS): New.
19046 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19047 (attr type): Add sselog1.
19048 (attr unit, attr memory): Handle it.
19049 (movti, movti_internal, movti_rex64): Move near other integer moves.
19050 (movtf, movtf_internal): Move near other fp moves.
19051 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19052 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19053 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19054 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19055 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19056 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19057 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19058 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19059 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19060 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19061 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19062 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19063 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19064 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19065 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19066 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19067 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19068 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19069 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19070 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19071 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19072 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19073 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19074 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19075 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19076 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19077 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19078 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19079 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19080 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19081 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19082 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19083 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
19084 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
19085 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
19086 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
19087 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
19088 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
19089 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
19090 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
19091 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
19092 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
19093 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
19094 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
19096 (SSEPUSH, push<SSEPUSH>): Remove.
19097 (MMXPUSH, push<MMXPUSH>): Remove.
19098 (sse_movaps, sse_movaps_1, sse_movups): Remove.
19099 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
19100 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
19101 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
19102 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
19103 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
19104 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
19105 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
19106 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
19107 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
19108 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
19109 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
19110 (ppro_sse_log_V4SF): Handle sselog1.
19111 * config/i386/predicates.md (const_0_to_1_operand): New.
19112 (const_0_to_255_mul_8_operand): New.
19113 (const_1_to_31_operand): Rename from const_int_1_31_operand.
19114 (const_2_to_3_operand, const_4_to_7_operand): New.
19115 * config/i386/sse.md: New file.
19116 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
19117 (sse_movups): Rename from sse_movups_1.
19118 (sse_loadlss): Rename from sse_loadss_1.
19119 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
19121 (negv4sf2): Use ix86_expand_fp_absneg_operator.
19122 (absv4sf2, negv2df, absv2df): New.
19123 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
19124 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
19125 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
19126 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
19127 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
19128 (sse3_addsubv4sf3): Model correctly.
19129 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
19130 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
19131 (sse_movhlps): Model with vec_select+vec_concat.
19132 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
19133 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
19134 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
19135 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
19136 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
19137 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
19138 sse2_pshufhw_1): Likewise.
19139 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
19140 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
19141 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
19142 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
19143 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
19144 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
19145 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
19146 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
19147 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
19148 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
19149 sminv8hi3): Mark commutative
19150 operands. Use ix86_binary_operator_ok.
19151 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
19152 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
19153 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
19154 sse2_punpcklqdq): Allow operand2 in memory.
19155 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
19156 sse2_movsd): Add memory alternatives.
19157 (sse_storelps): Turn expander into an insn; split after reload.
19158 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
19159 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
19161 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
19163 * configure.ac (DWARF-2 debug_line): Use objdump.
19164 * configure: Regenerate.
19166 2005-01-08 Jeff Law <law@redhat.com>
19167 Diego Novillo <dnovillo@redhat.com>
19169 PR tree-optimization/18241
19170 * tree-nrv.c (tree_nrv): Ignore volatile return values.
19171 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
19172 statements with volatile operands.
19173 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
19174 operands after marking a statement with has_volatile_ops.
19176 2005-01-08 Roger Sayle <roger@eyesopen.com>
19178 * tree.c (int_fits_type_p): Always honor integer constant
19179 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
19181 2005-01-08 Roger Sayle <roger@eyesopen.com>
19183 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
19184 the latent bug in rtl_delete_block has been resolved.
19186 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19188 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
19189 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
19191 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19193 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
19194 library as @multilib_dir@/$(SHLIB_SONAME).
19196 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19198 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
19199 * configure: Regenerate.
19201 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19203 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
19206 2005-01-07 David Edelsohn <edelsohn@gnu.org>
19209 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
19210 Convert non-word aligned offset address using ld/std into
19213 2005-01-07 Richard Henderson <rth@redhat.com>
19215 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
19217 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
19219 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
19221 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19223 PR tree-optimization/19283
19224 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
19225 is not shorter than the original type.
19227 PR rtl-optimization/19012
19228 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
19230 PR rtl-optimization/18861
19231 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
19232 (FULL_STATE): Define.
19233 (mark_tablejump_edge): New function.
19234 (purge_dead_tablejump_edges): New function.
19235 (find_bb_boundaries): Use it.
19237 PR tree-optimization/18828
19238 * builtins.c (expand_builtin_next_arg): Remove argument and all
19239 the argument checking.
19240 (expand_builtin): Adjust caller.
19241 (expand_builtin_va_start): Likewise. Remove error for too many
19243 (fold_builtin_next_arg): Issue error for too many arguments.
19244 After checking arguments, replace them with magic arguments that
19245 prevent further checking of the args.
19247 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19249 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
19251 2005-01-06 Roger Sayle <roger@eyesopen.com>
19254 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
19255 and %{.S:...} (and their negative variants) to test whether the
19256 input file is assembler or pre-processed-assembler independent of
19257 the actual filename extension.
19259 2005-01-06 Roger Sayle <roger@eyesopen.com>
19261 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
19262 of sign or zero extended values.
19264 2005-01-06 Geoffrey Keating <geoffk@apple.com>
19266 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
19267 for IBM long double format correctly.
19269 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
19271 Fix PR tree-optimization/18792
19273 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
19274 to first_loop_depth, and use loop depth instead of loop number.
19275 (build_classic_dir_vector): Ditto.
19276 (compute_data_dependences_for_loop): Use depth, not loop number.
19277 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
19278 number. Pass in loops, instead of loop numbers.
19279 (gather_interchange_stats): Ditto.
19280 (linear_transform_loops): Ditto.
19282 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
19285 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
19286 biv_fits_mode_p, extension_within_bounds_p): New functions.
19287 (check_ext_dependent_givs): Use them.
19289 2005-01-06 Roger Sayle <roger@eyesopen.com>
19291 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
19292 more than one barrier, in which case we should delete them all.
19294 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
19296 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
19298 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
19300 Fix PR middle-end/19286
19302 * dwarf2out.c (gen_subprogram_die): If we've already tried to
19303 output this subprogram, simply ignore this attempt to do it again.
19304 (add_abstract_origin_attribute): Don't abort trying to add the abstract
19305 origin attribute if it's not possible.
19306 (gen_block_die): Don't ignore subblocks of "unused" blocks.
19307 (decls_for_scope): Ditto.
19308 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
19309 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
19311 2005-01-05 Richard Henderson <rth@redhat.com>
19314 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
19315 (bdesc_2arg): Use it.
19316 (ix86_expand_binop_builtin): Force operands into registers
19318 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
19319 ix86_expand_sse_compare, ix86_expand_sse_comi,
19320 ix86_expand_builtin): Likewise.
19322 2005-01-05 Richard Henderson <rth@redhat.com>
19324 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
19326 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
19327 (mulv4hi3): Set itanium_class mmmul.
19328 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
19329 (fpack): Rename from fpack_sfsf.
19331 2005-01-05 Richard Henderson <rth@redhat.com>
19334 * reload1.c (do_input_reload): Restrict the optimization deleteing
19335 a previous output reload to RELOAD_FOR_INPUT.
19337 2005-01-05 Steven Bosscher <stevenb@suse.de>
19339 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
19340 comment that we fall through after case.
19341 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
19342 (distribute_links): Likewise.
19343 * cse.c (cse_insn): Likewise.
19344 * cselib.c (cselib_invalidate_mem): Likewise.
19345 * df.c: Update comments at the top of the file.
19346 (read_modify_subreg_p): Update comments here too.
19347 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
19348 * flow.c (mark_set_1): Likewise.
19349 (mark_used_regs): Likewise.
19350 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19351 (canon_list_insert): Likewise.
19352 (mark_set): Likewise.
19353 (try_replace_reg): Likewise.
19354 (store_killed_in_insn): Likewise.
19355 * loop.c (count_one_set): Likewise.
19356 (basic_induction_var): Likewise.
19357 * postreload-gcse.c (find_mem_conflicts): Likewise.
19358 * postreload.c (reload_combine_note_store): Likewise.
19359 (move2add_note_store): Likewise.
19360 * reload.c (find_equiv_reg): Likewise.
19361 (mark_referenced_resources): Likewise.
19362 * rtlanal.c (set_noop_p): Likewise.
19363 (note_stores): Likewise.
19364 (note_uses): Likewise.
19365 * sched-deps.c (sched_analyze_1): Likewise.
19366 * sched-rgn.c (check_live_1): Likewise.
19367 (update_live_1): Likewise.
19368 * config/i860/i860.c: Likewise.
19370 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
19372 (ZERO_EXTRACT): Mention that this one can be an lvalue.
19374 * doc/rtl.texi: Update documentation for bit-fields and SET.
19376 2005-01-05 Roger Sayle <roger@eyesopen.com>
19378 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
19380 2005-01-05 Jan Hubicka <jh@suse.cz>
19381 Richard Henderson <rth@redhat.com>
19384 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
19387 2005-01-05 Richard Henderson <rth@redhat.com>
19390 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
19391 (sse_shufps): Change operand 3 to const_int_operand.
19392 (sse2_storelps): Fix typo in template.
19393 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
19394 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
19395 (ix86_expand_builtin): Likewise.
19397 2005-01-05 Julian Brown <julian@codesourcery.com>
19399 * config/arm/arm.c (arm_return_in_memory): Treat complex types
19400 as aggregates for AAPCS ABIs.
19402 2005-01-05 Stan Shebs <shebs@apple.com>
19404 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
19405 Mach-O getters if ppc64.
19406 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
19408 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19409 signed four-byte field for global code case.
19410 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
19412 2005-01-05 Roger Sayle <roger@eyesopen.com>
19414 PR middle-end/19100
19415 * c-common.c: Include real.h.
19416 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
19417 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
19418 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
19419 * Makefile.in (c-common.o): Update dependencies.
19421 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19423 * c-parse.in (asm_string): Add trailing semicolon.
19425 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19427 * c-parse.in (asm_string): New. Don't allow wide strings in
19429 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
19430 asm_string instead of STRING.
19432 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
19434 * c-typeck.c (constructor_no_implicit): Remove.
19435 (set_designator, process_init_element): Don't check
19436 constructor_no_implicit.
19438 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
19439 Kaz Kojima <kkojima@gcc.gnu.org>
19442 * lcm.c (create_pre_exit): New.
19443 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
19444 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
19446 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19448 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
19449 -msoft-float in target_float_switch.
19450 * arm.c (arm_override_options): Fix processing of target_float_switch.
19452 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
19454 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
19457 2004-01-05 Uros Bizjak <uros@kss-loka.si>
19459 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
19460 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
19462 2005-01-04 Roger Sayle <roger@eyesopen.com>
19464 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
19465 if deleting the then-block allows the test-block to fallthru to the
19468 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
19471 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
19472 after the full declaration if the are in two different TUs.
19474 2005-01-04 Richard Henderson <rth@redhat.com>
19477 * tree-sra.c (generate_one_element_init): Just
19478 call gimplify_and_add.
19479 (generate_element_init): Record the
19480 new referenced variables and mark them for renaming
19481 and split out to ...
19482 (generate_element_init_1): This.
19483 (scalarize_init): Don't call push_gimplify_context/
19484 pop_gimplify_context.
19486 2005-01-04 Geoffrey Keating <geoffk@apple.com>
19488 * toplev.c (get_src_pwd): Handle failure of getpwd().
19490 2005-01-04 Roger Sayle <roger@eyesopen.com>
19492 * fold-const.c (fold_single_bit_test): Delete unreachable handling
19494 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
19495 all the cases handled by it are inverted by invert_truthvalue.
19497 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
19499 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
19500 (save_register_windowsi): Likewise.
19502 2005-01-04 Richard Henderson <rth@redhat.com>
19504 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
19506 2005-01-04 Uros Bizjak <uros@kss-loka.si>
19508 PR middle-end/17767
19509 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
19510 any simplifications of vector mode comparison operators.
19511 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
19513 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
19514 Devang Patel <dpatel@apple.com>
19516 PR tree-optimization/18308
19517 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
19518 the operands before creating a new expression.
19519 * dojump.c (do_jump): Make drop_through_label available
19520 for all cases. Add expansion of COND_EXPR.
19522 2005-01-04 Ira Rosen <irar@il.ibm.com>
19524 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
19525 INTEGER_CST instead of TREE_CONSTANT.
19526 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
19527 instead of TREE_CONSTANT.
19528 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
19529 instead of TREE_CONSTANT.
19531 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
19533 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
19535 2005-01-04 Uros Bizjak <uros@kss-loka.si>
19538 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
19539 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
19541 2005-01-03 Richard Henderson <rth@redhat.com>
19543 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
19544 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
19545 fold_convert_const_real_from_real): Split out from ...
19546 (fold_convert_const): ... here.
19548 2005-01-03 Richard Henderson <rth@redhat.com>
19551 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
19552 (mov<MMXMODEI>_internal): Likewise.
19553 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
19554 Add V2SF case; use it for SSE1; don't use TI.
19555 (movdf_integer): Likewise.
19556 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
19558 2005-01-03 Ira Rosen <irar@il.ibm.com>
19560 * tree-vectorizer.c (vect_strip_conversions): New function.
19561 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
19562 check for binary class.
19564 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
19568 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
19570 * gimple-low.c (mark_blocks_with_used_vars): New function.
19571 (mark_blocks_with_used_subblocks): Ditto.
19572 (mark_used_blocks): Ditto.
19573 (pass_mark_used_blocks): New pass.
19574 * tree-inline.c: Include debug.h.
19575 (expand_call_inline): Call outlining_inline_function here.
19576 * tree-optimize.c (init_tree_optimization_passes): Add
19577 pass_mark_used_blocks.
19578 * tree-pass.h (pass_mark_used_blocks): New.
19579 * Makefile.in (tree-inline.o): Add debug.h dependency.
19581 2005-01-03 Geoffrey Keating <geoffk@apple.com>
19583 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
19584 VAR_DECLs to have weak_import attribute.
19586 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
19589 2004-01-03 Steven Bosscher <stevenb@suse.de>
19591 * passes.c (rest_of_compilation): Don't run regmove if only
19592 flag_expensive_optimizations, require flag_regmove instead.
19594 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19596 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
19598 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
19599 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19600 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
19601 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19603 2005-01-03 Richard Henderson <rth@redhat.com>
19605 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
19606 (ia64_const_ok_for_letter_p): New.
19607 (ia64_const_double_ok_for_letter_p): New.
19608 (ia64_extra_constraint): New.
19609 (ia64_expand_vecint_compare): New.
19610 (ia64_expand_vcondu_v2si): New.
19611 (ia64_expand_vecint_cmov): New.
19612 (ia64_expand_vecint_minmax): New.
19613 (ia64_print_operand): Add 'v'.
19614 (ia64_preferred_reload_class): New.
19615 (ia64_vector_mode_supported_p): New.
19616 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
19617 (PREFERRED_RELOAD_CLASS): Move to function.
19618 (CONST_OK_FOR_LETTER_P): Move to function.
19619 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
19620 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
19621 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
19622 (EXTRA_CONSTRAINT): Move to function.
19623 * config/ia64/ia64.md: Include vect.md.
19624 (itanium_class): Add mmalua.
19626 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
19628 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
19629 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
19631 (const_int_2bit_operand): New.
19632 (fr_reg_or_0_operand): New.
19633 * config/ia64/ia64-modes.def: Add vector modes.
19634 * config/ia64/ia64-protos.h: Update.
19635 * config/ia64/vect.md: New file.
19637 2005-01-03 Richard Henderson <rth@redhat.com>
19639 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
19641 2005-01-03 Uros Bizjak <uros@kss-loka.si>
19644 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
19646 (log1pdf2): Change mode of operands[0,1] to DFmode.
19648 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
19650 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
19651 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
19652 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
19653 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
19654 SPARC_RELAXED_ORDERING.
19656 2005-01-03 Richard Henderson <rth@redhat.com>
19657 Uros Bizjak <uros@kss-loka.si>
19660 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
19661 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
19662 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
19664 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
19665 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
19666 const_pow2_1_to_128_operand): New predicates.
19668 2005-01-02 Greg McGary <greg@mcgary.org>
19670 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
19672 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
19673 object. [ptr_type]: Remove unused variable.
19674 Remember nearest addressable array-element or record-component
19675 when checking bitfield components. Tolerate empty BIND_EXPR.
19677 2005-01-01 Richard Henderson <rth@redhat.com>
19679 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
19680 that don't narrow the value. Fail for other conversions.
19682 2005-01-01 Richard Henderson <rth@redhat.com>
19685 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
19686 * c-lang.c (finish_file): Don't do it here.
19687 * objc/objc-act.c (objc_finish_file): Likewise.
19689 * cgraph.c (decl_assembler_name_equal): New.
19690 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
19691 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
19692 * cgraph.h (struct cgraph_varpool_node): Add next.
19693 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
19694 * varasm.c (assemble_alias): Mark the target as needed.
19696 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
19698 PR middle-end/19221
19699 * function.c (get_arg_pointer_save_area): Use entry_of_function
19700 instead of get_insns.
19702 2005-01-01 Roger Sayle <roger@eyesopen.com>
19703 Andrew Pinski <pinskia@physics.uc.edu>
19704 James E. Wilson <wilson@specifixinc.com>
19706 PR rtl-optimization/12092
19707 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
19710 2005-01-01 Roger Sayle <roger@eyesopen.com>
19711 Olivier Hainque <hainque@act-europe.fr>
19713 * tree.c (int_fits_type_p): A narrower type always fits in a
19714 wider one, except for negative values into unsigned types.
19716 2005-01-01 Roger Sayle <roger@eyesopen.com>
19718 * tree.c (int_fits_type_p): Compare the result of force_fit_type
19719 with the original constant rather than require TREE_OVERFLOW.
19721 2005-01-01 Steven Bosscher <stevenb@suse.de>
19723 PR middle-end/17544
19724 * c-decl.c (finish_function): If compiling C99, annotate the
19725 compiler generated return with the current file name and line 0.
19726 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
19727 the source line is greater than 0.
19728 (remove_bb): Likewise.