1 2005-06-09 Dale Johannesen <dalej@apple.com>
3 * config/i386/i386.c (optimization_options): Make -fno-math-errno
5 * config/rs6000/rs6000.c (optimization_options): Ditto.
6 * doc/invoke.texi (-fno-math-errno): Document.
8 2005-06-09 Dale Johannesen <dalej@apple.com>
10 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
11 Change to TARGET_INVALID_WITHIN_DOLOOP.
13 2005-06-09 David Edelsohn <edelsohn@gnu.org>
15 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
16 * config/rs6000/predicates.md (scc_eq_operand): New.
18 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
20 * config/sh/sh.md (mextr_rl): Set buffer size properly.
21 (*mextr_lr): Likewise.
23 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
26 * c.opt (Wc++-compat): New.
27 * doc/invoke.texi (-Wc++-compat): Document.
28 * c-typeck.c (convert_for_assignment): Check for implicit
29 conversion void* -> T*.
31 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
33 * machmode.h (to_machine_mode): New.
34 * rtl.h (to_rtx_code): Likewise.
35 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
36 (print_c_condition): Convert return value of htab_find().
37 (apply_code_macro): Add explicit cast when convertin to enums.
38 (apply_mode_maps): Likewise.
39 (check_code_macro): Likewise.
40 (read_rtx_1): Likewise.
42 2005-06-09 Richard Henderson <rth@redhat.com>
44 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
45 Use SCALAR_FLOAT_MODE_P.
46 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
47 (fselect): Rename from fpcmp; use %F.
50 2005-06-09 Jan Hubicka <jh@suse.cz>
52 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
53 local statics when doing unit-at-a-time.
54 (cgraph_varpool_assemble_pending_decls): Output debug info.
55 * dwarf2out.c (decls_for_scope): Skip local statics.
56 (dwarf2out_decl): Handle local statics.
57 * passes.c (rest_of_decl_compilation): Do not differentiate
58 local and global statics in unit-at-a-time.
59 * tree-inline.c (remap_decls): Put local static into
60 unexpanded_vars_list rather than introducing duplicated VAR_DECL
63 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
65 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
68 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
70 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
71 * tree-flow.h (find_what_p_points_to): Add prototype.
72 (push_fields_onto_fieldstack): Ditto.
73 (sort_fieldstack): Ditto.
74 * tree-optimize.c (init_tree_optimization_passes): Add
75 pass_build_pta and pass_del_pta.
76 * tree-pass.h (pass_build_pta): New structure.
77 (pass_del_pta): Ditto.
78 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
79 using new alias analyzer.
80 (push_fields_onto_fieldstack): Removed from here.
81 (bitpos_of_field): Ditto.
82 (fieldoff_compare): Ditto.
83 * tree-ssa-structalias.c: New file.
84 * tree-ssa-structalias.h: Ditto.
86 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
88 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
91 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
93 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
94 * config/bfin/bfin.h (enum bfin_builtins): ... here.
96 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
98 * target.h (insn_valid_within_doloop): Rename into
99 "invalid_within_doloop". Change return type to "const char *".
101 * targhooks.h (default_insn_valid_within_doloop): Rename into
102 "default_invalid_within_doloop".
103 * targhooks.c (default_insn_valid_within_doloop): Likewise.
105 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
106 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
107 "default_invalid_within_doloop".
108 * hooks.c (hook_constcharptr_rtx_null): New function.
109 (hook_bool_rtx_true): Remove.
110 * hooks.h (hook_constcharptr_rtx_null): Declare.
111 (hook_bool_rtx_true): Remove.
112 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
113 "invalid_within_doloop" and print error message if non-null.
115 * doc/tm.texi: Update documentation.
116 * config/s390/s390.c: Adjust to new hook name and new default hook.
117 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
118 into "rs6000_invalid_within_doloop".
119 (rs6000_invalid_within_doloop): Change return type to "static const
120 char *" and replace return values. Update Comment.
122 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
124 * config/bfin/bfin.opt (mlong-calls): New.
125 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
126 if TARGET_LONG_CALLS.
128 2005-06-09 Richard Henderson <rth@redhat.com>
131 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
132 (struct tree_decl): Add gimple_reg_flag.
133 * integrate.c (copy_decl_for_inlining): Copy it.
134 * gimplify.c (internal_get_tmp_var): Set it.
135 (gimplify_bind_expr): Likewise.
136 (gimplify_function_tree): Likewise.
137 (gimplify_modify_expr_complex_part): New.
138 (gimplify_modify_expr): Use it.
139 * tree-gimple.c (is_gimple_reg_type): Allow complex.
140 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
142 * tree-complex.c (complex_lattice_t): New.
143 (complex_lattice_values, complex_variable_components): New.
144 (some_nonzerop, find_lattice_value, is_complex_reg,
145 init_parameter_lattice_values, init_dont_simulate_again,
146 complex_visit_stmt, complex_visit_phi, create_components,
147 update_complex_components, update_parameter_components,
148 update_phi_components, update_all_vops, expand_complex_move): New.
149 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
151 (update_complex_assignment): Use update_complex_components;
152 handle updates of return_expr properly.
153 (expand_complex_addition): Use complex lattice values.
154 (expand_complex_multiplication): Likewise.
155 (expand_complex_division): Likewise.
156 (expand_complex_libcall): Use update_complex_components.
157 (expand_complex_comparison): Use update_stmt.
158 (expand_complex_operations_1): Use expand_complex_move, retrieve
160 (tree_lower_complex): Compute lattice values.
161 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
162 (pass_lower_complex_O0): Rename from pass_lower_complex.
163 (pass_lower_complex, gate_no_optimization): New.
164 * tree-optimize.c (init_tree_optimization_passes): Update for
165 complex pass changes.
166 * tree-pass.h (pass_lower_complex_O0): Declare.
168 2005-06-08 Dale Johannesen <dalej@apple.com>
170 * config/darwin.c (darwin_binds_local_p): New.
171 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
172 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
173 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
174 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
176 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
178 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
179 rs6000_isel, rs6000_spe, rs6000_alignment_string,
180 rs6000_sched_restricted_insns_priority_str,
181 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
183 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
185 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
186 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
187 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
188 multiplier_allowed_in_address_p, get_address_cost): Ditto.
190 2005-06-08 Richard Henderson <rth@redhat.com>
192 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
193 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
194 Emit out3 load right after alloc.
196 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
198 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
199 rs6000_explicit_options.
201 2005-06-08 Richard Henderson <rth@redhat.com>
203 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
204 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
206 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
208 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
210 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
213 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
216 * config/sparc/sparc.c (sparc_fold_builtin): New function
217 (sparc_vis_mul8x16): New function.
218 (sparc_handle_vis_mul8x16): New function.
219 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
221 2005-06-08 David Edelsohn <edelsohn@gnu.org>
223 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
225 (call_indirect_nonlocal_aix64): Same.
226 (call_value_indirect_nonlocal_aix32): Same.
227 (call_value_indirect_nonlocal_aix64): Same.
230 (eq): Use CLZ splitter for compare with zero.
232 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
234 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
235 everything larger than 8 bytes in memory.
237 * config/bfin/bfin.h (enum bfin_builtins): New.
238 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
240 (csync, ssync): New insn patterns.
241 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
243 (def_builtin): New macro.
244 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
246 From Jie Zhang <jie.zhang@analog.com>
247 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
248 behavior of the native assembler in VDSP. So change accordingly.
250 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
252 * tree-data-ref.c (compute_estimated_nb_iterations,
253 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
254 analyze_subscript_affine_affine, find_data_references_in_loop):
255 Fixed to use chrec_contains_undetermined to test the values of
256 loop->estimated_nb_iterations.
257 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
258 Compute the estimation only when loop->estimated_nb_iterations
259 has not yet been initialized.
260 (convert_step_widening, scev_probably_wraps_p): Add a call to
261 estimate_numbers_of_iterations_loop.
262 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
264 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
267 * dwarf2out.c (add_loc_descr_op_piece): Move to the
268 DWARF2_DEBUGGING_INFO section.
270 2005-06-08 Richard Henderson <rth@redhat.com>
273 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
275 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
278 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
279 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
280 (TARGET_ASM_OUT): Add it.
281 * doc/tm.texi (Debugging Info): Document it.
282 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
283 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
284 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
285 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
286 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
287 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
288 (gen_inlined_tls_plt): Remove unused variable MEM.
289 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
290 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
291 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
292 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
294 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
295 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
296 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
297 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
299 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
300 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
301 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
302 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
304 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
305 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
306 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
307 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
309 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
310 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
311 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
312 (TARGET_GNU_TLS): Define to 1.
313 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
314 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
316 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
317 if TARGET_GNU_TLS only.
318 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
320 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
321 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
323 2005-06-07 Dale Johannesen <dalej@apple.com>
325 * config/i386/i386.md (movqi_1): Fix case where source
326 is memory and destination EDI.
328 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
330 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
332 2005-06-07 Eric Christopher <echristo@redhat.com>
334 * system.h: Poison EXTRA_CC_MODES.
335 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
336 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
337 * doc/md.texi (Jump Patterns): Replace reference to
338 EXTRA_CC_MODES with machine-modes.def.
339 * doc/rtl.texi (Machine Modes): Ditto.
341 2005-06-07 Richard Henderson <rth@redhat.com>
343 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
344 (assemble_start_function): Fix strcmp confusion.
346 2005-06-07 Uros Bizjak <uros@kss-loka.si>
348 * config/i386/i386.h (enum ix86_entity): New.
349 (enum ix86_stack_slot): New.
350 (OPTIMIZE_MODE_SWITCHING): Redefine to use
351 ix86_optimize_mode_switching[] array.
352 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
353 (MODE_NEEDED): Use ix86_mode_needed() function.
354 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
356 (struct machine_function): Use optimize_mode_switching[] array.
358 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
359 (ix86_mode_needed): New function.
360 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
361 correct stack positions for stored control words.
362 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
363 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
365 [IX86_BUILTIN_STMXCSR]: Same.
367 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
368 (emit_i387_cw_initialization): Change prototype.
369 (ix86_mode_needed): New prototype.
371 * config/i386/i386.md (i387_cw attribute): Change order of elements.
372 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
373 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
374 (*fist<mode>2_ceil_1): Change constant in call to
375 assign_386_stack_local to SLOT_TEMP.
376 (*fix_trunc<mode>_i387_1): Change constant in call to
377 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
378 Use new ix86_optimize_mode_switching[] array.
379 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
380 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
381 Use new ix86_optimize_mode_switching[] array.
382 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
383 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
384 Use new ix86_optimize_mode_switching[] array.
385 (frndintxf2_trunc): Change constants in call to
386 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
387 Use new ix86_optimize_mode_switching[] array.
388 (frndintxf2_mask_pm): Change constants in call to
389 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
390 Use new ix86_optimize_mode_switching[] array.
392 (define_peephole2): Change constant from 17 to FLAGS_REG;
394 2005-06-07 Richard Henderson <rth@redhat.com>
397 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
399 2005-06-07 Dale Johannesen <dalej@apple.com>
401 * tree-nested.c (finalize_nesting_tree_1): Disable
402 warn_padded around layout_type call.
404 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
406 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
409 2005-06-07 Eric Christopher <echristo@redhat.com>
411 * config/mips/predicates.md: Revert previous patch.
413 2005-06-07 Jakub Jelinek <jakub@redhat.com>
416 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
419 2005-06-07 Diego Novillo <dnovillo@redhat.com>
421 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
422 (thread_stats): New local variable.
423 (redirect_edges): Increment count of threaded edges.
424 (thread_through_all_blocks): Initialize thread_stats.
425 Display number of threaded jumps if TDF_STATS is enabled.
427 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
429 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
430 the current bit index with no modulo.
432 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
434 PR 18403 and meta PR 21861.
435 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
436 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
437 (evolution_function_is_invariant_rec_p,
438 evolution_function_is_invariant_p): New.
439 (chrec_convert): Use an extra parameter AT_STMT for refining the
440 information that is passed down to convert_step. Integrate the
441 code that was in count_ev_in_wider_type.
442 * tree-chrec.h (count_ev_in_wider_type): Removed.
443 (chrec_convert): Modify its declaration.
444 (evolution_function_is_invariant_p): Declared.
445 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
446 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
447 (scev_probably_wraps_p): Declared.
448 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
449 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
450 Use an extra parameter AT_STMT for refining the information that is
451 passed down to convert_step.
452 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
453 analyze_scalar_evolution_1): Initialize AT_STMT with the current
455 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
456 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
457 can_count_iv_in_wider_type to use convert_step.
458 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
459 code that is independent of the loop over the known iteration
460 bounds to convert_step_widening, the rest is moved to
461 proved_non_wrapping_p.
462 (scev_probably_wraps_p): New.
463 (can_count_iv_in_wider_type): Renamed convert_step.
464 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
465 Use scev_probably_wraps_p for computing init_is_max.
466 (vrp_visit_assignment): Pass the current analyzed statement to
467 adjust_range_with_scev.
468 (execute_vrp): Call estimate_numbers_of_iterations for refining the
469 information provided by scev analyzer.
471 2005-06-07 Eric Christopher <echristo@redhat.com>
473 * config/mips/predicates.md (sleu_operand): Use
474 IN_RANGE to specify range of operand.
476 2005-06-07 Steven Bosscher <stevenb@suse.de>
478 PR tree-optimization/21847
479 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
480 -fnon-call-exceptions, also mark statements inherently
481 necessary if they may throw.
483 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
485 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
486 ("type"): Add "sem" to 'type' attribute.
487 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
488 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
489 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
490 "*sync_compare_and_swap_ccsi"): New patterns.
491 * config/s390/2064.md: ("z_sem"): New insn_reservation.
492 * config/s390/2084.md: ("x_sem"): New insn_reservation.
493 * config/s390/s390.c: (s390_compare_emitted): New global variable.
494 (s390_emit_compare): Do not emit comparison again after cas.
495 * config/s390/s390.h (s390_compare_emitted): Declare.
497 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
499 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
500 sbitmap_iter_cond, sbitmap_iter_next): New.
501 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
502 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
503 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
504 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
506 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
508 * tree-ssa-address.c: New file.
509 * Makefile.in (tree-ssa-address.o): Add.
510 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
511 INDIRECT_REFs. Handle TARGET_MEM_REFs.
512 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
513 * tree-flow.h (struct mem_address): New.
514 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
515 (create_mem_ref, addr_for_mem_ref, get_address_description,
516 maybe_fold_tmr, multiplier_allowed_in_address_p,
517 multiply_by_cost): Declare.
518 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
519 * tree-pretty-print.c (dump_generic_node): Ditto.
520 * tree-ssa-loop-im.c (for_each_index): Ditto.
521 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
522 find_interesting_uses_address): Ditto.
523 (rewrite_address_base, build_addr_strip_iref): Removed.
524 (struct affine_tree_combination): Moved to tree-flow.h.
525 (get_ref_tag, copy_ref_info): New functions.
526 (rewrite_use_address): Produce TARGET_MEM_REFs.
527 (tree_ssa_iv_optimize): Do not call update_ssa
528 and rewrite_into_loop_closed_ssa.
529 (tree_to_aff_combination): Use build_fold_addr_expr instead of
530 build_addr_strip_iref.
531 (unshare_aff_combination): New function.
532 (fold_affine_sum): Removed.
533 (get_computation_at): Use get_computation_aff. Unshare the result.
534 (get_computation_aff, multiplier_allowed_in_address_p): New function.
535 (multiply_by_cost): Exported.
536 (get_address_cost): Use multiplier_allowed_in_address_p.
537 * tree-ssa-operands.c (get_tmr_operands): New function.
538 (get_expr_operands): Handle TARGET_MEM_REFs.
539 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
540 (build): Handle 7 arguments.
541 (build7_stat): New function.
542 * tree.def (TARGET_MEM_DEF): New.
543 * tree.h (REF_ORIGINAL): Removed.
544 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
545 TMR_TAG, build7): New macros.
546 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
547 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
548 * doc/c-tree.texi: Document TARGET_MEM_REF.
549 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
551 2005-06-07 Jakub Jelinek <jakub@redhat.com>
554 * dwarf2out.c (add_loc_descr_op_piece): New function.
555 (multiple_reg_loc_descriptor, concat_loc_descriptor,
556 loc_descriptor): Use it.
557 * var-tracking.c: Include regs.h and expr.h.
558 (emit_note_insn_var_location): Skip over pieces where offset
559 is smaller than previous offset plus previous piece mode size.
560 Optimize adjacent hard registers or memory locations.
561 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
563 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
565 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
567 * gimplify.c (gimplify_cond_expr): No need to fix up the
570 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
572 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
575 2005-06-07 Geoffrey Keating <geoffk@apple.com>
577 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
578 'stwux' instructions that are considered to be stack decrements.
580 * rtlanal.c (subreg_offset_representable_p): Handle objects
583 2005-06-06 Uros Bizjak <uros@kss-loka.si>
585 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
586 in call to pre_edge_lcm.
588 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
590 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
591 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
592 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
594 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
595 dwarf register number for SHmedia.
596 (shmedia_fallback_frame_state): New.
597 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
599 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
601 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
603 * c-lex.c (lex_string): Use XOBFINISH.
604 * collect2.c (extract_string, dump_file): Likewise.
605 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
606 * gcc.c (init_spec, build_search_list, convert_filename,
607 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
608 * genpreds.c (write_predicate_subfunction): Likewise.
609 * genflags.c (main): Likewise.
610 * read-rtl.c (mode_attr_index, apply_macro_to_string,
611 join_c_conditions, read_quoted_string, read_braced_string,
612 read_rtx_1): Likewise.
613 * stringpool.c (ggc_alloc_string): Likewise.
614 * tlink.c (obstack_fgets, recompile_files): Likewise.
616 2005-06-06 Jakub Jelinek <jakub@redhat.com>
618 * intl.h (G_): New macro.
619 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
620 instead of msgid for argument name.
621 * tree-ssa.c (warn_uninit): Likewise.
622 * c-parser.c (c_parser_error): Likewise.
623 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
624 * config/darwin-c.c (BAD): Likewise.
625 * config/c4x/c4x-c.c (BAD): Likewise.
626 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
627 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
628 * c-common.c (c_parse_error): Likewise.
629 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
630 warning0, pedwarn, error, sorry, fatal_error, internal_error):
632 (fnotice): Use cmsgid instead of msgid for argument name.
633 * gcov.c (fnotice): Likewise.
634 * protoize.c (notice): Likewise.
635 * final.c (output_operand_lossage): Likewise.
636 * gcc.c (fatal, notice): Likewise.
637 (error): Use gmsgid instead of msgid for argument name.
638 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
639 of msgid for argument name.
640 (error): Use gmsgid instead of msgid for argument name.
641 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
643 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
644 * tree-inline.c (inline_forbidden_p_1): Likewise.
645 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
646 conventions for marking translations.
647 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
649 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
652 * fold-const.c (operand_equal_p): Don't return 1, if element
653 chains for 2 VECTOR_CSTs are not the same length.
656 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
657 not all VECTOR_CST elements are given.
659 * combine.c (try_combine): Use hard_regno_nregs array instead of
660 HARD_REGNO_NREGS macro.
661 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
662 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
663 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
665 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
667 * tree-ssa-reassoc.o: New.
668 (OBJS-common): Add tree-ssa-reassoc.o
669 * timevar.def: Add TV_TREE_REASSOC
670 * tree-optimize.c (pass_reassoc): Add call.
671 * tree-pass.h (pass_reassoc): Add.
672 * tree-ssa-reassoc.c: New file.
674 2005-06-06 Eric Christopher <echristo@redhat.com>
677 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
679 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
681 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
682 HAVE_GAS_MAX_SKIP_P2ALIGN.
683 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
685 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
687 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
689 (mips-tdump.o): Likewise.
691 2005-06-06 Jan Hubicka <jh@suse.cz>
693 * predict.c (tree_predict_edge): Don't drop useless predictions;
694 check that it is not called too late in the game.
695 (gate_estimate_probability): New gate.
696 (pass_profile): Gate.
697 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
698 predictions; update CFG instead.
699 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
701 2005-06-06 Jie Zhang <jie.zhang@analog.com>
703 * config.gcc (bfin*-uclinux*): New.
704 * config/bfin/uclinux.h: New file.
706 2005-06-06 Ben Elliston <bje@au.ibm.com>
708 * doc/md.texi (Insn Splitting): Fix some wording.
710 2005-06-05 David Edelsohn <edelsohn@gnu.org>
712 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
713 (rs6000_emit_swdivdf): New function.
714 * config/rs6000/rs6000.md (fres): New pattern.
715 (divsf3): Add approximation through rs6000_emit_swdivsf.
717 (divdf3): Add approximation through rs6000_emit_swdivdf.
718 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
719 (rs6000_emit_swdivdf): Declare.
720 * config/rs6000/rs6000.opt (mswdiv): New option.
721 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
723 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
725 PR tree-optimization/21846
726 * tree-cfg.c (replace_uses_by): Update information stored at loops.
727 * tree-flow.h (substitute_in_loop_info): Declare.
728 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
729 Ensure that chrec_dont_know and chrec_known have a type.
730 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
732 2005-06-05 Steven Bosscher <stevenb@suse.de>
734 * config/i386/i386.c (x86_use_loop): Remove.
735 * config/i386/i386.h (x86_use_loop): Remove extern decl.
736 (TARGET_USE_LOOP): Remove.
737 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
738 Also remove related define_splits.
740 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
742 * tree-flow.h (stmt_ann_d): Move aux to ...
743 (tree_ann_common_d): ... here.
744 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
745 move_computations_stmt, schedule_sm): Update references to
747 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
748 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
749 call to set_stmt_info.
750 (vect_transform_loop): Likewise.
751 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
754 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
756 (vect_mark_relevant): Takes two additional arguments - live_p and
757 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
758 (vect_stmt_relevant_p): Differentiate between a live stmt and a
759 relevant stmt. Return two values = live_p and relevant_p.
760 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
761 vect_stmt_relevant_p with additional arguments. Phis are no longer
762 put into the worklist (analyzed seperately in analyze_scalar_cycles).
763 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
764 stmt that is marked as irrelevant and live, cause it's only used out
765 side the loop, may need to be vectorized (e.g. reduction).
766 (vect_analyze_operations): Examine phis. Call
767 vectorizable_live_operation for for LIVE_P stmts. Check if
769 (vect_analyze_scalar_cycles): Update documentation. Don't fail
770 vectorization - just classify the scalar cycles created by the loop
771 phis. Call vect_is_simple_reduction.
772 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
773 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
774 call to set_stmt_info.
775 (vect_get_vec_def_for_operand): Code reorganized - the code that
776 classifies the type of use was factored out to vect_is_simple_use.
777 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
778 additional arguments.
779 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
780 and computes a loop_vec_def.
781 (vectorizable_operation, vectorizable_load, vectorizable_condition):
783 (vectorizable_live_operation): New.
784 (vect_transform_stmt): Handle LIVE_P stmts.
785 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
786 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
787 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
788 (vect_is_simple_use): Determine the type of the def and return it
789 in a new function argument. Consider vect_reduction_def and
790 vect_induction_def, but for now these are not supported.
791 (vect_is_simple_reduction): New. Empty for now.
792 * tree-vectorizer.h (vect_def_type): New enum type.
793 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
794 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
795 (vect_is_simple_use): New arguments added to function declaration.
796 (vect_is_simple_reduction): New function declaration.
797 (vectorizable_live_operation): New function declaration.
799 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
800 (vect_can_advance_ivs_p): Likewise.
801 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
803 2005-06-05 Eric Christopher <echristo@redhat.com>
805 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
807 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
810 * config/mmix/mmix.md ("*movdicc_real_foldable")
811 ("*movdfcc_real_foldable", "*bCC_foldable")
812 ("*bCC_inverted_foldable"): Specify DImode for register being
815 2005-06-04 Roger Sayle <roger@eyesopen.com>
817 * reg-stack.c (struct block_info_def): Correct grammar typo.
818 (compensate_edge): Clean-up. Perform as little work as possible
819 when src and dest stacks match. Avoid modifying block_info.
820 Reorder and simplify assertion checks. Avoid unnecessary copying
821 of regstack structure.
822 (convert_regs_1): Set the done flag here...
823 (convert_regs_2): ... instead of here.
825 2005-06-04 Dale Johannesen <dalej@apple.com>
827 * config/rs6000/rs6000.c (no_global_regs_above): New.
828 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
829 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
830 (rs6000_conditional_register_usage): Don't put Darwin PIC
831 register in global_regs.
832 (rs6000_stack_info): Don't set lr_save_p just because Darwin
834 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
835 if not done by lr_save_p.
836 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
837 Use rotate instead of ashift.
838 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
839 (call_value_indirect_nonlocal_sysv): Ditto.
841 2005-06-04 Jan Hubicka <jh@suse.cz>
843 * cgraphunit.c (cgraph_reset_node): Break out from ...
844 (cgraph_finalize_function): ... here.
845 (cgraph_finalize_compilation_unit): Reset nodes where backend
848 2005-06-04 Richard Henderson <rth@redhat.com>
851 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
852 until we've passed initial ldgp.
854 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
856 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
857 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
858 * expr.c (expand_var): Ditto.
859 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
860 * gimplify.c (gimplify_decl_expr): Ditto.
861 (gimplify_expr): Ditto.
862 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
863 * tree.c (value_expr_for_decl): New.
864 (print_value_expr_statistics): New.
865 (init_ttree): Init value_expr_for_decl.
866 (decl_value_expr_lookup): New.
867 (decl_value_expr_insert): Ditto.
868 (copy_node_stat): Copy DECL_VALUE_EXPR status.
869 * tree.h (DECL_VALUE_EXPR): Use hashtable.
870 (SET_DECL_VALUE_EXPR): New.
871 (DECL_HAS_VALUE_EXPR_P): New.
873 2005-06-04 Steven Bosscher <stevenb@suse.de>
875 * lcm.c: Move all mode-switching related functions from here...
876 * mode-switching.c: ...to this new file.
877 * doc/passes.texi: Update accordingly.
879 * basic-block.h (label_value_list): Remove extern decl.
880 * cfgrtl.c (label_value_list): Remove.
881 (can_delete_label_p): Don't look at it.
882 * cfgcleanup.c (cleanup_cfg): Don't free it.
884 * common.opt: Don't refer to non-existing flag_alias_check.
886 2005-06-04 David Edelsohn <edelsohn@gnu.org>
888 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
890 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
892 * function.c (prologue, epilogue, sibcall_epilogue): Change
893 their types to VEC(int,heap)*.
894 (free_after_compilation): Free the three vectors above.
895 (init_function_for_compilation, record_insns, contains,
896 prologue_epilogue_contains, sibcall_epilogue_contains,
897 reposition_prologue_and_epilogue_notes): Use VEC instead of
898 VARRAY. (init_function_once): Remove.
899 * function.h: Remove the prototype for init_function_once.
900 * toplev.c (backend_init): Don't call init_function_once.
902 2005-06-04 Jan Hubicka <jh@suse.cz>
904 * predict.c (tree_predict_edge): Do not predict entry edge and
905 single succestor edge.
907 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
910 * c-typeck.c (push_init_level): Don't pop levels without braces if
913 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
915 * tree-data-ref.c (compute_self_dependence): New function.
916 (compute_all_dependences): Use it.
918 2005-06-03 Geoffrey Keating <geoffk@apple.com>
920 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
921 (c_parser_expr_list): Don't use chainon().
923 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
924 when -isysroot passed.
926 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
929 * c-decl.c (start_function): Restore label_context_stack_se and
930 label_context_stack_vm if returning with an error.
932 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
934 * configure.ac: Check declaration for asprintf, needed by
936 * configure: Regenerate.
937 * config.in: Likewise.
939 2005-06-03 Diego Novillo <dnovillo@redhat.com>
941 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
943 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
944 range to varying in cast expressions that change
947 2005-06-03 Eric Christopher <echristo@redhat.com>
949 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
952 2005-06-03 Jan Hubicka <jh@suse.cz>
954 * basic-block.h (remove_predictions_associated_with_edge): Declare.
955 * cfg.c (remove_edge): Use it.
956 * predict.c (remove_predictions_associated_with_edge): New function.
958 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
960 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
961 Clear call_realy_used_regs[r2] when ABI_AIX.
963 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
966 * fold-const.c (fold_binary): Fix type mismatches in folding
969 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
971 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
974 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
976 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
978 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
980 * reload1.c (reload): Revert my previous patch.
982 2005-06-03 Nick Clifton <nickc@redhat.com>
984 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
987 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
989 PR tree-optimization/21849
990 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
992 2005-06-02 Richard Henderson <rth@redhat.com>
994 * Makefile.in (tree-vect-generic.o): New.
995 (OBJS-common, GTFILES, s-gtype): Add it.
996 * tree-complex.c (build_replicated_const, vector_inner_type,
997 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
998 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
999 do_negate, expand_vector_piecewise, expand_vector_parallel,
1000 expand_vector_addition, expand_vector_operation,
1001 type_for_widest_vector_mode, expand_vector_operations_1,
1002 gate_expand_vector_operations, expand_vector_operations,
1003 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1004 (tree_lower_complex): Rename from tree_lower_operations.
1005 (pass_lower_complex): Rename from pass_pre_expand.
1006 * tree-vect-generic.c: New file.
1007 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1008 (pass_lower_vector): New.
1009 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1011 2005-06-02 Richard Henderson <rth@redhat.com>
1013 * modulo-sched.c (doloop_register_get): Protect against
1014 doloop_end not defined.
1016 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1018 * config/sh/sh.c (general_movsrc_operand,
1019 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1020 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1021 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1022 xor_operand, cmp_operand, logical_operand, and_operand,
1023 fpscr_operand, fpul_operand, symbol_ref_operand,
1024 commutative_float_operator, noncommutative_float_operator,
1025 unary_float_operator, binary_float_operator,
1026 binary_logical_operator, equality_comparison_operator,
1027 greater_comparison_operator, less_comparison_operator,
1028 shift_operator, logical_operator, target_reg_operand,
1029 target_operand, mextr_bit_offset, extend_reg_operand,
1030 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1031 general_extend_operand, ua_address_operand,
1032 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1033 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1034 shift_count_reg_operand, shift_count_operand,
1035 unaligned_load_operand): Move to ...
1036 * config/sh/predicates.md: ... here.
1037 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1040 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1042 * tree.c (build_common_builtin_nodes): Fix the return type on
1045 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1047 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1048 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1049 (strip_offset_1): Likewise.
1050 (tree_to_aff_combination): Likewise.
1052 2005-06-02 DJ Delorie <dj@redhat.com>
1054 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1057 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1059 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1060 binary operations with the correct types.
1061 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1062 for all computation.
1064 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1066 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1067 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1069 * doc/install.texi: Fix a typo.
1071 2005-06-02 Jan Hubicka <jh@suse.cz>
1073 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1074 inline functions are not local.
1076 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1078 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1080 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1083 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1085 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1088 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1090 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1092 (s390_dump_pool): Likewise.
1093 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1094 (s390_chunkify_start): Likewise.
1095 (s390_dump_execute): Remove.
1096 (s390_reorg): Handle out-of-pool execute templates.
1098 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1100 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1103 2005-06-02 Jan Hubicka <jh@suse.cz>
1105 * cgraph.c (cgraph_node): Maintain master clones.
1106 (cgraph_remove_node): Likewise.
1107 (availability_names): New static variable.
1108 (dump_cgraph_node): Dump availability.
1109 (dump_cgraph_varpool_node): Likewise.
1110 (cgraph_is_master_clone, cgraph_master_clone,
1111 cgraph_function_body_availability,
1112 cgraph_variable_initializer_availability): New functions.
1113 * cgraph.h (availability): New enum.
1114 (struct cgraph_node): Add master_clone.
1115 (cgraph_is_master_clone, cgraph_master_clone,
1116 cgraph_function_body_availability,
1117 cgraph_variable_initializer_availability): Declare.
1118 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1119 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1120 * ipa-inline.c (cgraph_decide_inlining): Do not call
1121 cgraph_remove_unreachable_nodes.
1123 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1126 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1129 * tree-vrp.c (nonnull_arg_p): New.
1130 (get_value_range): Call it.
1132 2005-06-02 Eric Christopher <echristo@redhat.com>
1134 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1136 (mips_rtx_cost_data): New datatype.
1137 (MEMORY_MOVE_COST): Use data from structure.
1138 (BRANCH_COST): Ditto.
1139 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1140 * config/mips/mips.md (cpu): Rework for processor_type changes.
1141 * config/mips/mips.c (mips_cost): New variable.
1142 (DEFAULT_COSTS): Define.
1143 (mips_rtx_cost_data): New.
1144 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1145 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1146 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1147 (override_options): Set cost data.
1148 (mips_register_move_cost): Formatting changes.
1149 (bdesc_arrays): Use PROCESSOR_MAX.
1150 (mips_init_builtins): Ditto.
1152 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1155 * doc/invoke.texi: Document -ftree-vrp.
1157 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
1159 PR tree-optimization/21734
1160 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1161 phi_result when current_def is not available.
1162 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1165 2005-06-02 David Edelsohn <edelsohn@gnu.org>
1167 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1168 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1170 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1172 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1174 2005-06-02 Jan Hubicka <jh@suse.cz>
1176 * cgraph.c (dump_cgraph_node): Print new flags.
1177 (dump_cgraph_varpool_node): Likewise.
1178 (decide_variable_is_needed): Initialize externally_visible flag.
1179 * cgraph.h (cgraph_local_info): Add externally_visible flag.
1180 (cgraph_varpool_node): Likewise.
1181 (cgraph_function_flags_ready): Declare.
1182 * cgraph.c (cgraph_mark_local_functions): Rename to ...
1183 (cgraph_function_and_variable_visibility) ... this one; handle
1184 externally_visible flags.
1185 (decide_is_function_needed): Set externally_visible flag.
1186 (cgraph_finalize_function): Deal properly with early cleanups.
1187 (cgraph_optimize): Update call of
1188 cgraph_function_and_variable_visibility.
1190 2005-06-02 Steven Bosscher <stevenb@suse.de>
1191 Mostafa Hagog <mustafa@il.ibm.com>
1193 * cfgloop.h (doloop_condition_get): Make external.
1194 * loop-doloop.c (doloop_condition_get): Generalize to make it
1195 usable in modulo-sched.c.
1196 * modulo-sched.c (doloop_register_get): Use
1197 doloop_condition_get instead of duplicating it.
1199 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1201 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
1202 the correct set of init_insns that need deletion.
1203 * local-alloc.c (update_equiv_regs): When substituting sole definition
1204 into sole use of a reg, delete it from liveness information.
1206 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1208 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1210 2005-06-01 Diego Novillo <dnovillo@redhat.com>
1212 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1213 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1214 * fold-const.c (invert_tree_comparison): Make extern.
1215 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1216 (struct value_range_def): Limewise.
1217 (get_value_range): Remove.
1218 (dump_value_range): Remove.
1219 (dump_all_value_ranges): Remove.
1220 (debug_all_value_ranges): Remove.
1221 (vrp_evaluate_conditional): Declare.
1222 * tree-ssa-propagate.c (struct prop_stats_d): Add field
1224 (substitute_and_fold): Add argument use_ranges_p.
1226 If use_ranges_p is true, call fold_predicate_in to fold
1227 predicates using range information.
1228 Ignore ASSERT_EXPRs.
1229 Change debugging output to only show statements that have been
1231 (replace_phi_args_in): Move debugging output code from
1232 substitute and fold.
1233 (fold_predicate_in): New local function.
1234 * tree-ssa-propagate.h (enum value_range_type): Move from
1236 (struct value_range_d): Likewise.
1238 (value_range_t): Rename from value_range.
1239 * tree-vrp.c (found_in_subgraph): Rename from found.
1240 (get_opposite_operand): Remove.
1241 (struct assert_locus_d): Declare.
1242 (assert_locus_t): Declare.
1243 (need_assert_for): Declare.
1244 (asserts_for): Declare.
1245 (blocks_visited): Declare.
1246 (vr_value): Declare.
1247 (set_value_range): Add argument 'equiv'.
1248 Don't drop to VARYING ranges that cover all values in the
1250 Make deep copy of equivalence set 'equiv'.
1251 (copy_value_range): New local function.
1252 (set_value_range_to_undefined): New local function.
1253 (compare_values): Return -2 if either value has overflowed.
1254 (range_includes_zero_p): New local function.
1255 (extract_range_from_assert): Flip the predicate code if the
1256 name being asserted is on the RHS of the predicate.
1257 Avoid creating unnecessary symbolic ranges if the comparison
1258 includes another name with a known numeric range.
1259 Update the equivalnce set of the new range when asserting
1261 (extract_range_from_ssa_name): Update the equivalence set of
1262 the new range with VAR.
1263 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1264 If -fwrapv is used, set the resulting range to VARYING if the
1265 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1266 TYPE_MAX_VALUE to represent -INF and +INF.
1267 Fix handling of *_DIV_EXPR.
1268 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1269 ABS_EXPR properly by switching the range around if necessary.
1270 (extract_range_from_comparison): New local function.
1271 (extract_range_from_expr): Call it.
1272 (adjust_range_with_scev): Do not adjust the range if using
1273 wrapping arithmetic (-fwrapv).
1274 (dump_value_range): Also show equivalence set.
1275 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1276 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1277 (infer_value_range): Change return value to bool.
1278 Add arguments 'comp_code_p' and 'val_p'.
1279 Do not attempt to infer ranges from statements that may throw.
1280 Store the comparison code in comp_code_p.
1281 Store the other operand to be used in the predicate in val_p.
1282 (dump_asserts_for): New.
1283 (debug_asserts_for): New.
1284 (dump_all_asserts): New.
1285 (debug_all_asserts): New.
1286 (register_new_assert_for): New.
1287 (register_edge_assert_for): New.
1288 (find_conditional_asserts): New.
1289 (find_assert_locations): New.
1290 (process_assert_insertions_for): New.
1291 (process_assert_insertions): New.
1292 (insert_range_assertions): Initialize found_in_subgraph,
1293 blocks_visited, need_assert_for and asserts_for.
1294 Call find_assert_locations and process_assert_insertions.
1295 (remove_range_assertions): Add more documentation.
1296 (vrp_initialize): Change return type to void.
1297 Do not try to guess if running VRP is worth it.
1298 (compare_name_with_value): New.
1299 (compare_names): New.
1300 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
1301 use_equiv_p is true, call compare_names and
1302 compare_name_with_value to compare all the ranges for every
1303 name in the equivalence set of the predicate operands.
1305 (vrp_meet): Try harder not to derive a VARYING range.
1306 If two values meet, the resulting equivalence set is the
1307 intersection of the two equivalence sets.
1308 (vrp_visit_phi_node): Call copy_value_range to get the current
1309 range information of the LHS.
1310 (vrp_finalize): Create a value vector representing all the
1311 names that ended up with exactly one value in their range.
1312 Call substitute_and_fold.
1313 (execute_vrp): Document equivalence sets in ranges.
1314 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1315 (struct tree_ssa_name): Remove field value_range.
1316 (invert_tree_comparison): Declare.
1318 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
1320 Fix PR tree-optimization/21839
1322 * gimplify.c (zero_sized_field_decl): New function.
1323 (gimplify_init_ctor_eval): Use it.
1325 2005-06-01 Josh Conner <jconner@apple.com>
1328 * gimplify.c (gimplify_init_constructor): Don't spill initializer
1329 to read-only memory if it's sparse.
1331 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
1333 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
1334 Add documentation for REG_SETJMP
1336 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1338 * stmt.c (expand_case): Use build_int_cst.
1339 (node_has_low_bound): Likewise, and correct type mismatch.
1340 (node_has_high_bound): Likewise.
1341 * fold-const.c (fold_binary): Ensure we build trees
1342 with the correct types - undo what STRIP_NOPS possibly did.
1344 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1346 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1347 * fold-const.c (fold_indirect_ref_1): No longer static.
1348 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1349 folding, if possible.
1351 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
1353 * common.opt (fjump-tables): New.
1354 * doc/invoke.texi (-fno-jump-tables): Document.
1355 * stmt.c (expand_end_case_type): Do not emit jump tables unless
1358 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
1360 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1361 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1362 (sunlt, sunle): Enable patterns on VFP.
1364 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1365 f_stored, f_flag, f_cvt.
1366 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1367 Include arm1020e.md.
1368 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
1369 the ds and fmac pipelines. Re-work all load and store patterns and
1370 all conversion patterns to use new attributes. Adjust reservation
1371 descriptions accordingly.
1372 * arm1020e.md: New file.
1373 * t-arm: Add dependency.
1375 2005-06-01 Jan Hubicka <jh@suse.cz>
1377 * except.c (struct eh_region): Kill unused fields.
1378 * basic-block.h (struct basic_block_def): Likewise.
1380 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
1382 PR rtl-optimization/21767
1383 * rtl.h (function_invariant_p): Re-add declaration.
1384 * reload1.c (function_invariant_p): No longer static.
1385 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1386 might have become invalid.
1388 2005-06-01 Jakub Jelinek <jakub@redhat.com>
1392 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1393 on variable sizes types if a decl is a pointer to a VLA.
1394 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1395 Call gimplify_type_sizes on aggregate fields. Prevent infinite
1398 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1400 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1401 _mm_set_ps, _mm_setr_ps): Add __extension__.
1402 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1403 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1404 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1406 (_mm_clflush): Don't use return in void function.
1408 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1409 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1410 Use __inline instead of inline.
1412 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1414 * fold-const.c (fold_binary): Fix types in strlen vs.
1415 zero comparison folding.
1417 2005-06-01 Richard Henderson <rth@redhat.com>
1419 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1420 * config.in, configure: Rebuild.
1421 * config/alpha/alpha.c (print_operand): Add 'j'.
1422 * alpha.md (divmodsi_internal_er_1): Use it.
1423 (divmoddi_internal_er_1): Likewise.
1425 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1427 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1428 * opts.h (print_filtered_help): Delete.
1429 * opts.c (handle_option, decode_options): Remove calls to
1431 (print_target_help): New function.
1432 (common_option, print_help): Call print_target_help instead of
1433 display_target_options.
1434 (print_filtered_help): Make static.
1435 * toplev.h (display_target_options, set_target_switch): Delete.
1436 * toplev.c (target_switches, target_options, display_target_options)
1437 (set_target_switch): Delete.
1438 (print_switch_values): Remove handling of TARGET_SWITCHES and
1440 (default_get_pch_validity): Likewise. Only treat target_flags
1441 specially if targetm.check_pch_target_flags is nonnull.
1442 (pch_option_mismatch): New function.
1443 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1444 and TARGET_OPTIONS. Only treat target_flags specially if
1445 targetm.check_pch_target_flags is nonnull.
1446 * config/ia64/ia64.c (ia64_override_options): Don't mention
1447 TARGET_OPTIONS in comment.
1448 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1449 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1450 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1451 interaction with TARGET_SWITCHES.
1452 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1454 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1456 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1458 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1459 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1460 (cut2_workaround_str): Delete.
1461 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1462 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1463 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1464 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1465 (mgettrcost=, multcost=): New options.
1467 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1469 * opts.h (cl_option_state): New structure.
1470 (get_option_state): Declare.
1471 * opts.c (get_option_state): New function.
1472 * toplev.c (option_affects_pch_p): New function.
1473 (default_get_pch_validity): Store the state of all options for which
1474 option_affects_pch_p returns true.
1475 (default_pch_valid_p): Check the state of those options here.
1476 Only check target_flags separately if targetm.check_pch_target_Flags
1477 is nonnull or if TARGET_SWITCHES is defined.
1479 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1481 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1484 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1486 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1488 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1490 * gcse.c (compute_transp, load_killed_in_block): Use
1493 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1496 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1498 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1500 * errors.h (warning, error, fatal, internal_error): Add printf
1502 * genmodes.c (make_vector_mode): Fix format arguments.
1504 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1506 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1507 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1508 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1509 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1510 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1511 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1512 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1513 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1514 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1515 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1516 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1517 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1518 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1519 errors.h and include toplev.h if necessary.
1521 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1522 errors.h otherwise include toplev.h.
1524 * Makefile.in: Update dependencies.
1526 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1528 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1530 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1532 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1533 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1534 be complemented for big-endian. Mask for AND must be rotated,
1535 not shifted. Handle short operands with NOT on the memory
1538 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
1540 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1541 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1542 * dwarf2out.c (dwarf2out_var_location): Ditto.
1543 * toplev.c (default_tree_printer): Ditto.
1544 * tree-outof-ssa.c (create_temp): Ditto.
1545 * tree-sra.c (instantiate_element): Ditto.
1546 * var-tracking.c (track_expr_p): Ditto.
1547 * tree.c (struct tree_map): New structure.
1548 (debug_expr_for_decl): New.
1549 (tree_map_eq): New function.
1550 (tree_map_hash): Ditto.
1551 (tree_map_marked_p): Ditto.
1552 (print_debug_expr_statistics): Ditto.
1553 (decl_debug_expr_lookup): Ditto.
1554 (decl_debug_expr_insert): Ditto.
1555 (dump_tree_statistics): Dump debug_expr hashtable stats.
1556 * tree.h (DECL_DEBUG_EXPR): Change
1557 (SET_DECL_DEBUG_EXPR): Add.
1559 2005-06-01 Alan Modra <amodra@bigpond.net.au>
1561 * configure.ac: Add --enable-secureplt.
1562 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1563 * config.in: Regenerate.
1564 * configure: Regenerate.
1565 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1566 rs6000/secureplt.h to tm_file when enable_secureplt.
1567 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1568 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1569 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1570 * config/rs6000/secureplt.h: New file.
1571 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1572 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1574 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1575 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1576 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1577 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1578 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1579 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1580 TARGET_SECURE_PLT got register load sequence.
1581 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1583 (rs6000_elf_declare_function_name): Don't emit toc address offset
1584 word when TARGET_SECURE_PLT.
1585 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1586 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1587 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1588 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1590 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1591 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1593 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1594 (__trampoline_setup): Likewise. Init r30 before plt call.
1596 2005-05-31 DJ Delorie <dj@redhat.com>
1598 * expr.c (convert_move): When a partial_int requires multiple
1599 conversion steps, make sure successive steps convert the
1600 intermediate value, not the original value.
1602 * expmed.c (expand_mult): Convert partial_int multiplies to
1603 shift/add combinations too.
1605 * genmodes.c (mode_data): Add wider_2x.
1606 (calc_wider_mode): Calculate twice-wider mode too.
1607 (emit_mode_wider): Emit twice-wider mode too.
1608 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1609 * expr.c (expand_expr_real_1): Use it for expanding
1612 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1614 PR tree-optimization/21817
1615 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1617 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
1619 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1622 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1626 * fold-const.c (fold_checksum_tree): Copy types also if
1627 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1628 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1630 Tail recurse TREE_LIST's TREE_CHAIN.
1632 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1635 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1636 SSA_NAME twice and cause the loop to become finite. Remove the test
1639 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1641 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1644 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
1646 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1647 the documentation to make it more future-proof.
1648 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1649 * target.h (gcc_target): Add check_pch_target_flags.
1650 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1651 (TARGET_INITIALIZER): Include it.
1652 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1653 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1654 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1655 (sh_check_pch_target_flags): New function.
1656 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1658 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
1660 * fold-const.c (extract_array_ref): Handle more cases,
1661 do some useful canonicalization of the base.
1662 (fold_binary): Explicitly deal with arrays of zero-sized
1663 structures during folding of &a[i] == &a[j].
1665 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
1667 * doc/install.texi (sparc-sun-solaris2*): Update note
1668 about Sun bug 4910101.
1669 (sparc-sun-solaris2.7): Document bootstrap
1670 failure with Sun WorkShop 6 99/08/18 as.
1672 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
1674 * loop.c (loop_invariant_p, valid_initial_value_p): Use
1675 regs_invalidated_by_call instead of call_used_regs.
1677 2005-05-30 Paolo Carlini <pcarlini@suse.de>
1680 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1682 * doc/extend.texi: Add clog, clogf, clogl.
1684 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
1687 * c-pragma.c: Include "vec.h".
1688 (handle_pragma_visibility): Use VEC.
1690 * doc/invoke.texi: Remove the nested visibility push limit.
1692 2005-05-30 Roger Sayle <roger@eyesopen.com>
1694 PR rtl-optimization/15422
1695 * reg-stack.c (starting_stack_p): New static global.
1696 (straighten_stack): Delete prototype. Change to update the stack
1697 before the current insn.
1698 (subst_stack_regs): Update call to straighten stack.
1699 (emit_swap_insn): Delete prototype. For the first insn in a
1700 basic block, update stack_in instead of emitting a real swap.
1701 (change_stack): When changing the stack before the first insn
1702 in a basic block, update stack_in instead of emitting real code.
1703 (compensate_edges): Clear starting_stack_p during compensation.
1704 (convert_regs_1): Keep track of starting_stack_p whilst processing
1707 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1709 * tree-ssa-ccp.c (const_val): Make it static.
1711 2005-05-29 Geoffrey Keating <geoffk@apple.com>
1714 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1715 pattern involving `:P'.
1717 * Makefile.in (install-cpp): Depend on installdirs.
1719 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1721 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
1723 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1724 elim_graph_add_edge, elim_graph_remove_succ_edge,
1725 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
1728 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1730 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
1731 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
1732 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
1733 follow spelling conventions in error/dump messages.
1735 2005-05-29 Roger Sayle <roger@eyesopen.com>
1736 Richard Henderson <rth@redhat.com>
1738 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
1739 if the RHS isn't suitable for calling emit_move_insn.
1741 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1743 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
1744 fold_unary and fold_binary.
1746 2005-05-29 Roger Sayle <roger@eyesopen.com>
1748 * reg-stack.c (propagate_stack): Always copy the source stack to
1749 the destination. This routine is now only called when this is safe.
1750 (better_edge): New function split out from convert_regs_1 to
1751 determine which of two edges is better to propagate across.
1752 (convert_regs_1): We need only search for a best edge if the
1753 stack layout hasn't been defined yet. Use better_edge to help
1754 find beste. No longer traverse unnecessary edges.
1756 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
1758 * tree-ssa-alias.c (new_type_alias): New procedure to
1759 create a type memory tag for a pointer with a may-alias
1760 set determined from a variable declaration.
1761 * tree-flow.h: export declaration of new_type_alias
1762 * tree-optimize.c (init_tree_optimization_passes): document
1763 that pass_may_alias cannot be called after pass_vectorize.
1764 * tree-vect-transform (vect_create_data_ref_ptr): Call
1765 new_type_alias when an type memory tag isn't available
1767 (vectorizable_store): Use copy_virtual_operands to update
1768 virtual defs in place (so that loop_version can be called).
1769 Call mark_for_renaming for the virtual defs in case peeling
1770 is done and virtual uses outside the loop need to be updated.
1772 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
1774 PR tree-optimization/21639
1775 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
1777 2005-05-29 Jan Hubicka <jh@suse.cz>
1779 PR tree-optimization/21562
1780 * cfgexpand.c (construct_init_block): Deal properly with the case
1781 of entry edge not pointing to very first basic block.
1783 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1785 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
1786 non-gimple min invariant.
1788 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
1789 * tree-flow.h: Add prototypes for start_recording_case_labels
1790 and end_recording_case_labels.
1791 * tree-cfg.c (start_recording_case_labels,
1792 end_recording_case_labels): Export.
1793 (cleanup_tree_cfg_loop, modified_noreturn_calls,
1794 cleanup_control_flow, cleanup_control_expr_graph,
1795 remove_fallthru_edge, phi_alternatives_equal,
1796 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
1797 remove_forwarder_block, cleanup_forwarder_blocks,
1798 remove_forwarder_block_with_phi, merge_phi_nodes,
1799 gate_merge_phi, pass_merge_phi): Move to ...
1800 * tree-cfgcleanup.c: ... here.
1802 * basic-block.h: Remove forward declaration of bb_ann_d.
1804 2005-05-28 Jan Hubicka <jh@suse.cz>
1806 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
1808 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
1810 (tree_mod_subtract): Fix profile updating code.
1811 (tree_divmod_values_to_profile): Do not produce useless value profilers
1814 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1816 * tree-ssa-dom.c (vrp_element_p): Define.
1817 (vrp_hash_elt): Change the type of records to
1818 VEC(vrp_element_p,heap).
1820 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
1821 Update uses of VRP records.
1822 (simplify_cond_and_lookup_avail_expr, record_range): Update
1823 uses of VRP records.
1825 * tree-inline.c (cfun_stack): Change the type to
1826 VEC(function_p,heap).
1827 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
1829 2005-05-27 Ian Lance Taylor <ian@airs.com>
1831 * c-decl.c (add_stmt): Add C frontend specific version.
1832 (stmts_are_full_exprs_p): Remove.
1833 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
1834 (stmts_are_full_exprs_p): Don't declare.
1835 * c-semantics.c (add_stmt): Remove.
1837 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1839 * config/mips/mips-protos.h (mips_declare_object): Add printf
1841 * config/mips/mips.c (mips_declare_object_name): Fix format
1844 2005-05-27 Roger Sayle <roger@eyesopen.com>
1846 * reg-stack.c (compensate_edge): Remove original prototype.
1847 (propagate_stack): New function to copy the stack layout
1848 at the start of a basic block from the layout at the end of
1849 one of its predecessors.
1850 (compensate_edge): Assume that both source and destination
1851 blocks have already had their stack layouts defined.
1852 (compensate_edges): Traverse all non-entry edges in the CFG
1853 and call compensate_edge on each in turn.
1854 (convert_regs_1): Change return type to void. Call
1855 propagate_stack instead of compensate_edge.
1856 (convert_regs_2): Change return type to void. Update call
1857 to convert_regs_1 to ignore the (now void) return value.
1858 (convert_regs): Update calls to convert_regs_2 to ignore
1859 the (now void) return value. After all the basic blocks have
1860 been processed, call compensate_edges to actually emit new
1862 (reg_to_stack): Initialize the aux info for each basic block
1863 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
1865 2005-05-28 Jan Hubicka <jh@suse.cz>
1867 * except.c (can_throw_internal_1, can_throw_external_1): Add
1869 (can_throw_external, can_throw_internal): Bring into sync wrt
1871 * except.h (can_throw_internal_1, can_throw_external_1): Update
1873 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1874 Deal properly with resx.
1876 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1878 * basic-block.h (basic_block_def): Add phi_nodes and
1879 predictions. Remove tree_annotations.
1880 * predict.c (tree_predicted_by_p, tree_predict_edge,
1881 combine_predictions_for_bb): Adjust references to predictions.
1882 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
1883 create_block_annotation.
1884 (create_block_annotation, free_blocks_annotatios,
1885 clear_blocks_annotations): Remove.
1886 (dump_cfg_stats): Don't print out the memory spent on
1888 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1889 * tree-flow-inline.h (bb_ann): Remove.
1890 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1891 * tree-flow.h (bb_ann_d): Remove.
1892 * tree-if-conv.c (process_phi_nodes): Update a reference to
1894 * tree-phinodes.c (reserve_phi_args_for_new_edge,
1895 create_phi_node, remove_phi_node): Likewise.
1896 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1897 * tree-ssa-dom.c (threaded_blocks): New.
1898 (tree_ssa_dominator_optimize): Initialize, clear, and free
1899 threaded_blocks. Update a call to thread_through_all_blocks.
1900 (thread_across_edge): Use threaded_blocks instead of setting
1901 incoming_edge_threaded.
1902 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1903 a bitmap of blocks that are threaded through.
1904 * tree.h: Move the prototype of threaded_through_blocks to
1907 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1908 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1909 * domwalk.h (dom_walk_data): Change the type of
1910 block_data_stack and free_block_data to VEC(void_p,heap)*.
1911 * tree-ssa-dse.c (dse_initialize_block_local_data,
1912 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1913 VEC instead of VARRAY.
1915 2005-05-27 Jan Hubicka <jh@suse.cz>
1917 * cgraph.c: Include tree-gimple.h
1918 (cgraph_edge): Rename expr to stmt.
1919 (cgraph_create_edge): Likewise.
1920 (cgraph_clone_node): Likewise.
1921 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1922 * cgraphunit.c (record_call_1): Rename to ...
1923 (record_reference): ... this one; do not build edges.
1924 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1925 (current_basic_block): Kill.
1926 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1927 (verify_cgraph_node): Likewise.
1928 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1929 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1930 (copy_edges_for_bb): Simplify EH handling.
1931 (expand_call_inline): Pass statement to cgraph_edge and
1934 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1936 * tree-inline.c (copy_body_r): Manually fold *& to deal
1937 with ADDR_EXPRs with mismatched types for now.
1939 * gimplify.c (fold_indirect_ref_rhs): New function.
1940 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1943 * fold-const.c (fold_indirect_ref_1): Add type argument;
1944 make sure the resulting expression is of this type.
1945 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1947 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1949 PR tree-optimization/21658
1950 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1951 fold_binary_to_constant. Likewise, call fold_unary instead of
1952 fold_unary_to_constant.
1954 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1956 * vec.h: Implement integral type vector specialization.
1957 (VEC_T): Define a non-GTY structure.
1958 (VEC_T_GTY): Define a GTY structure.
1959 (VEC_TA): Rename to ...
1960 (VEC_TA_GTY): ... here.
1961 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1962 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1963 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1964 DEF_VEC_P and DEF_VEC_ALLOC_P.
1965 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1966 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1967 DEF_VEC_O and DEF_VEC_ALLOC_O.
1968 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1969 * lambda-code.c: Likewise.
1970 * tree-into-ssa.c: Likewise.
1971 * tree-ssa-live.c: Likewise.
1973 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1975 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1977 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1978 update_stmt_if_modified before calling update_ssa.
1980 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1982 * config/rs6000/t-rtems: Remove roe multilib variant.
1984 2005-05-26 Roger Sayle <roger@eyesopen.com>
1986 PR tree-optimization/9814
1987 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1988 instruction, add the necessary clobbers by re-expanding the RTL
1989 for arithmetic operations via optab.c's expand_unop/expand_binop.
1990 (noce_try_bitop): New function to optimize bit manipulation idioms
1991 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1992 (noce_process_if_block): Call noce_try_bitop.
1994 2005-05-26 Roger Sayle <roger@eyesopen.com>
1996 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1997 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1998 (reg_to_stack): Move to end of the file. Initialize the per
1999 basic block information here, instead of...
2000 (convert_regs_entry): Here.
2001 (convert_regs): Change unused return type to void.
2003 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2005 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2006 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2007 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2008 config/sh/elf.h, config/sh/symbian-pre.h,
2009 config/sparc/sparc-protos.h: Update copyright.
2011 2005-05-26 Mike Stump <mrs@apple.com>
2013 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2016 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2018 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2019 See through ADDR_EXPR in finding place to propagate into.
2021 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2023 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2024 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2025 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2026 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2027 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2028 tree-ssa-operands.c, tree-vect-analyze.c,
2029 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2030 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2031 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2032 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2033 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2034 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2035 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2036 config/sh/ushmedia.h, config/sparc/sparc.c,
2037 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2038 typos. Follow spelling conventions.
2039 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2040 Follow spelling conventions.
2042 2005-05-26 David Ung <davidu@mips.com>
2044 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2045 that determines whether the MIPS32/64 R2 ext/ins should be used.
2046 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2047 * config/mips/mips.md (extzv): Changed predicate for operand to
2048 nonimmediate_operand. Add code to generate insn patterns for
2049 extzvsi and extzvdi.
2050 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2051 (insv): Similarly for insertion.
2052 (insv<mode>): Similarly.
2054 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2056 * simplify-rtx.c (avoid_constant_pool_reference): Support
2057 offsetted addresses in the constant pool.
2059 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2061 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2062 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2064 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2067 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2068 found in the basic block and last insn in the basic block is not
2069 INSN_P. Remove explicit unspec numbers that are no longer valid
2072 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2074 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2075 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2076 if a vector mode is available.
2078 2005-05-25 Roger Sayle <roger@eyesopen.com>
2081 * fold-const.c (const_binop): Check for division by zero during
2084 2005-05-26 Ian Lance Taylor <ian@airs.com>
2086 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2087 having a declaration after a statement.
2089 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2091 * opt-functions.awk (var_type): New function.
2092 (var_set): Use CLVC_STRING if var_type returns "const char *".
2093 * opth-gen.awk: Use var_type to find out the types of variables.
2094 Don't print comments above each "extern" definition.
2095 * optc-gen.awk: Use var_type in the same way.
2096 * opts.h (cl_var_cond): Rename to...
2097 (cl_var_type): ...this. Add CLVC_STRING.
2098 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2100 * opts.c (handle_option, option_enabled): Update after above name
2101 change. Cast flag_var before using it. Handle CLVC_STRING.
2103 * config/alpha/alpha.h (alpha_tls_size): Delete.
2104 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2105 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2106 (alpha_fptm_string, alpha_mlat_string): Delete.
2107 (alpha_handle_option): Don't set the above variables here. Use the
2108 integer argument to check the validity of -mtls-size=.
2109 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2110 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2111 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2114 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2115 (arc_data_string, arc_rodata_string): Delete.
2116 (arc_handle_option): Don't set the above variables here.
2117 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2118 and initialize them.
2120 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2121 (target_float_abi_name, target_abi_name, structure_size_string)
2122 (arm_pic_register_string): Delete.
2123 (arm_handle_option): Don't set the above variables here, except
2124 in the handling of -mhard-float and -msoft-float.
2125 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2126 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2128 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2129 (avr_handle_option): Delete.
2130 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2133 * config/bfin/bfin.c (bfin_library_id): Delete.
2134 (bfin_handle_option): Don't set it.
2135 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2137 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2138 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2139 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2140 * config/c4x/c4x.opt (mrpts=): Add Var().
2142 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2143 cris_elinux_stacksize_str here.
2144 * config/cris/aout.opt (melinux-stacksize=): Add Var().
2145 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2146 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2147 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2148 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2149 (cris_handle_option): Don't set the above variables here.
2150 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2151 (max-stackframe=): Add Var()s.
2153 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2154 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2155 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2156 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2157 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2158 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2159 (ix86_handle_option): Don't set the above variables here.
2160 * config/i386/i386.opt (malign-functions=, malign-jumps=)
2161 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2162 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2165 * config/ia64/ia64.h (ia64_tls_size): Delete.
2166 * config/ia64/ia64.c (ia64_tls_size): Delete.
2167 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2168 reading the integer argument from the "value" parameter. Don't
2169 set ia64_tls_size here.
2170 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2171 Add Var() and Init().
2173 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2174 (m32r_cache_flush_trap): Delete.
2175 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2176 (m32r_cache_flush_trap): Delete.
2177 (m32r_handle_option): Don't set the above variables when handling
2178 -mflush-func= and -mflush-trap=.
2179 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2182 * config/mips/mips.h (mips_cache_flush_func): Delete.
2183 * config/mips/mips.c (mips_arch_string, mips_tune_string)
2184 (mips_cache_flush_func): Delete.
2185 (mips_handle_option): Don't set the above variables when handling
2186 -march=, -mtune= and -mflush-func=.
2187 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2189 * config/s390/s390.c (s390_arch_string): Delete.
2190 (s390_handle_option): Don't set it here.
2191 * config/s390/s390.opt (march=): Add Var().
2193 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2194 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2195 (sparc_handle_option): Don't set it here.
2196 * config/sparc/sparc.opt (mcmodel=): Add Var().
2198 2005-05-25 Roger Sayle <roger@eyesopen.com>
2200 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2201 call to convert_to_integer by building the NOP_EXPR directly.
2203 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
2205 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2207 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2208 Jeff Law <law@redhat.com>
2210 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2211 constant and side_effects of the ADDR_EXPR are consistent.
2213 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2214 appropriately around calls to recompute_tree_invarant_for_addr_expr.
2216 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2218 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2219 (s390_function_arg, s390_gimplify_va_arg): Use them.
2220 (s390_register_info): Save only required subset of argument
2221 registers into save area for va_list.
2222 (s390_va_start): Initialize only required elements of va_list struct.
2223 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2225 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2227 * reload1.c (verify_initial_elim_offsets): Return boolean status
2228 instead of aborting.
2229 (reload): Adapt verify_initial_elim_offsets call site. Restart
2230 main loop if some initial elimination offsets changed.
2232 2005-05-25 Adam Nemet <anemet@lnxw.com>
2234 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2235 of -mno-svr4-struct-return.
2237 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2239 Fix PR tree-optimization/21705
2241 * tree-ssa-pre.c (in_fre): New static variable.
2242 (create_value_expr_from): Recursively value number reference ops
2244 (can_value_number_call): Temporary restrict only exists for
2247 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2249 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2250 sizeof (bitmap *) with sizeof (bitmap).
2252 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2254 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2257 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2259 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2262 2005-05-25 Jan Hubicka <jh@suse.cz>
2264 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2265 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2266 * cgraph.h (cgraph_global_info): Add estimated_growth.
2267 * ipa-inline.c: Include coverage.h
2268 (max_insns, max_count): New static variables.
2269 (cgraph_estimate_size_after_inlining): Cache the result.
2270 (cgraph_estimate_growth):
2271 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2272 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2273 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2275 (ipa_passes): Initialize bitmaps.
2277 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2279 * loop-doloop.c: Include "target.h".
2280 (doloop_valid_p): Move tests to function in targhooks.c.
2281 * target.h (struct gcc_target): New target hook
2282 "insn_valid_within_doloop".
2283 * target-def.h: Define default value for "insn_valid_within_doloop".
2284 (TARGET_INITIALIZER): Insert new target hook into initializer.
2285 * targhooks.c (default_insn_valid_within_doloop): New function.
2286 * targhooks.h (default_insn_valid_within_doloop): Declare.
2287 * hooks.c (hook_bool_rtx_true): New function.
2288 * hooks.h (hook_bool_rtx_true): Declare.
2289 * doc/tm.texi: Add documentation for new target hook.
2291 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2294 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2295 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2296 (sparc_tls_referenced_p): New prototype.
2297 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2298 (sparc_expand_move): Look for TLS addresses with constant offsets.
2299 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2300 tls_symbolic_operand.
2301 (legitimate_pic_operand_p): Likewise.
2302 (legitimate_address_p): Likewise.
2303 (legitimize_address): Likewise.
2304 (sparc_tls_symbol_ref_1): New function.
2305 (sparc_tls_referenced_p): New function.
2306 * config/sparc/predicates.md (tgd_symbolic_operand): Use
2307 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2308 (tld_symbolic_operand): Likewise.
2309 (tie_symbolic_operand): Likewise.
2310 (tle_symbolic_operand): Likewise.
2312 2005-05-24 DJ Delorie <dj@redhat.com>
2314 * common.opt (-Wattributes): New. Default true.
2315 * doc/invoke.texi (-Wno-attributes): Document.
2317 * attribs.c (decl_attributes): Move warning control from if() to
2319 * c-common.c (handle_packed_attribute): Likewise.
2320 (handle_nocommon_attribute): Likewise.
2321 (handle_common_attribute): Likewise.
2322 (handle_noreturn_attribute): Likewise.
2323 (handle_noinline_attribute): Likewise.
2324 (handle_always_inline_attribute): Likewise.
2325 (handle_used_attribute): Likewise.
2326 (handle_unused_attribute): Likewise.
2327 (handle_const_attribute): Likewise.
2328 (handle_transparent_union_attribute): Likewise.
2329 (handle_constructor_attribute): Likewise.
2330 (handle_destructor_attribute): Likewise.
2331 (handle_mode_attribute): Likewise.
2332 (handle_alias_attribute): Likewise.
2333 (handle_visibility_attribute): Likewise.
2334 (handle_tls_model_attribute): Likewise.
2335 (handle_malloc_attribute): Likewise.
2336 (handle_returns_twice_attribute): Likewise.
2337 (handle_pure_attribute): Likewise.
2338 (handle_deprecated_attribute): Likewise.
2339 (handle_vector_size_attribute): Likewise.
2340 (handle_nothrow_attribute): Likewise.
2341 (handle_cleanup_attribute): Likewise.
2342 (handle_warn_unused_result_attribute): Likewise.
2343 (handle_sentinel_attribute): Likewise.
2344 * c-decl.c (diagnose_mismatched_decls): Likewise.
2345 (start_decl): Likewise.
2346 (grokdeclarator): Likewise.
2347 (start_function): Likewise.
2348 * c-format.c (check_function_format): Likewise.
2349 * stor-layout.c (place_field): Likewise.
2350 (finalize_record_size): Likewise.
2351 * tree.c (handle_dll_attribute)): Likewise.
2352 * varasm.c (default_assemble_visibility): Likewise.
2353 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2354 (darwin_assemble_visibility): Likewise.
2355 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2356 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2357 (arm_handle_isr_attribute): Likewise.
2358 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2359 (avr_handle_fndecl_attribute): Likewise.
2360 * config/bfin/bfin.c (handle_int_attribute): Likewise.
2361 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2362 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2363 (h8300_handle_eightbit_data_attribute): Likewise.
2364 (h8300_handle_tiny_data_attribute): Likewise.
2365 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2366 (ix86_handle_regparm_attribute): Likewise.
2367 (ix86_handle_struct_attribute): Likewise.
2368 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2369 (i386_pe_encode_section_info): Likewise.
2370 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2371 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2372 (ip2k_handle_fndecl_attribute): Likewise.
2373 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2374 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2375 (m68hc11_handle_fntype_attribute): Likewise.
2376 (m68hc11_encode_section_info): Likewise.
2377 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2378 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2379 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2380 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2381 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2382 (sh_handle_sp_switch_attribute): Likewise.
2383 (sh_handle_trap_exit_attribute): Likewise.
2384 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2385 (sh_symbian_handle_dll_attribute): Likewise.
2386 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2387 (xstormy16_handle_below100_attribute): Likewise.
2388 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2390 * c-common.c (unsigned_conversion_warning): Move warning control
2391 from if() to warning(OPT_*).
2392 (c_common_truthvalue_conversion): Likewise.
2393 (c_do_switch_warnings): Likewise.
2394 * c-decl.c (diagnose_mismatched_decls): Likewise.
2395 (diagnose_mismatched_decls): Likewise.
2396 (define_label): Likewise.
2397 (grokdeclarator): Likewise.
2398 * c-format.c (check_format_info): Likewise.
2399 * c-lex.c (interpret_integer): Likwise.
2400 (lex_string): Likewise.
2401 * c-opts.c (c_common_post_options): Likewise.
2402 * c-parser.c (c_parser_unary_expression): Likewise.
2403 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2404 (handle_pragma_extern_prefix): Likewise.
2405 * c-typeck.c (build_binary_op): Likewise.
2406 * gcse.c (is_too_expensive): Likewise.
2407 * opts.c (decode_options): Likewise.
2408 * stor-layout.c (place_field): Likewise.
2409 * tree-cfg.c (remove_bb): Likewise.
2411 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2412 * flags.h (warn_return_type): Remove.
2413 * toplev.c (warn_return_type): Likewise.
2415 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2417 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2418 existence of long long and __int64 before determining their size.
2419 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2420 * configure, config.h.in: Regenerate.
2422 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2424 * configure: Regenerate.
2426 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2428 * c-common.h (objc_comptypes): Remove prototype.
2429 (objc_compare_types): New prototype.
2430 (objc_volatilized_decl): Likewise.
2431 (objc_type_quals_match): Likewise.
2432 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2433 objc_volatilize_decl().
2434 * c-typeck.c (comp_target_types): Remove third parameter; do
2435 not call objc_comptypes().
2436 (comptypes): Remove calls to objc_comptypes().
2437 (build_function_call): Extend compatible prototype check to ObjC.
2438 (build_conditional_expr): Adjust call to comp_target_types().
2439 (convert_for_assignment): Call objc_compare_types() instead of
2440 objc_comptypes(); adjust calls to comp_target_types(); call
2441 objc_type_quals_match() before issuing qualifier mismatch
2443 (build_binary_op): Call objc_compare_types() before issuing
2444 pointer mismatch warnings; adjust calls to
2445 comp_target_types().
2446 * stub-objc.c (objc_comptypes): Remove stub.
2447 (objc_compare_types): New stub.
2448 (objc_volatilized_decl): Likewise.
2449 (objc_type_quals_match): Likewise.
2451 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2453 * config/ia64/ia64intrin.h: Define nothing for C++:
2454 overloaded builtins have been ported to C++.
2456 2005-05-24 Jeff Law <law@redhat.com>
2458 * tree-nested.c (build_addr): New "context" argument. Temporarily
2459 set current_function_decl around the call to build the ADDR_EXPR.
2460 (get_static_chain): Pass proper context to build_addr.
2461 (convert_nl_goto_reference): Likewise.
2462 (convert_tramp_reference): Likewise.
2463 (final_nesting_tree_1): Likewise.
2464 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2465 (tree_gen_pow2_profiler): Likewise.
2466 (tree_gen_one_value_profiler): Likewise.
2467 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2468 * tree.h (build_addr): Update prototype.
2470 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2472 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2473 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2474 write to has_escape_site.
2476 2005-05-24 Jeff Law <law@redhat.com>
2478 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2479 * tree-cfg.c: Include tree-ssa-propagate.h.
2480 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2483 2005-05-24 Nick Clifton <nickc@redhat.com>
2485 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2486 __NO_FPRS__ when 'f' class registers will not be available.
2488 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2490 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2492 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2494 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2497 2005-05-23 Jeff Law <law@redhat.com>
2499 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2500 recompute_tree_invariant_for_addr_expr here.
2501 (optimize_stmt): Call it here instead and do so if anything
2502 at all has changed in the statement and the RHS is an ADDR_EXPR.
2503 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2504 needed, call recompute_tree_invariant_for_addr_expr.
2505 * tree-ssa-propagate.c (substitute_and_fold): Call
2506 recompute_tree_invariant_for_addr_expr as needed.
2508 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2510 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2511 saving less registers than the replacement.
2513 2005-05-23 Jan Hubicka <jh@suse.cz>
2515 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2517 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2519 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2520 * config/sparc/sparc.c (sparc_expand_move): New function.
2521 (sparc_emit_set_const64): Rewrite assert condition on entry.
2522 (legitimate_constant_p) <CONST_VECTOR>: New case.
2523 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2524 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2525 movV64, movtf): Use nonimmediate_operand for the first operand.
2526 Rewrite. Only invoke sparc_expand_move.
2527 * config/sparc/predicates.md (input_operand): Reorder tests.
2529 2005-05-23 Jan Beulich <jbeulich@novell.com>
2531 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2532 missing return statement.
2534 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2536 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2537 emit_move_insn for moves to TFmode stack slots.
2539 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
2541 * tree-stdarg.c (execute_optimize_stdarg): Handle references
2542 to va_list of the form &va[0].
2544 2005-05-20 Jan Hubicka <jh@suse.cz>
2546 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2547 * genemit.c (main): Make insn-emit to include basic-block.h too.
2549 2005-05-20 Jan Hubicka <jh@suse.cz>
2551 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2553 2005-05-19 Richard Henderson <rth@redhat.com>
2555 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2556 emit_store_conditional): Split out from ...
2557 (alpha_split_atomic_op): ... here.
2558 (alpha_split_compare_and_swap): New; extract from .md file.
2559 (alpha_split_lock_test_and_set): Likewise.
2560 * config/alpha/alpha-protos.h: Update.
2561 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2562 split code into alpha.c.
2563 (sync_lock_test_and_set<I48MODE>): Likewise.
2565 2005-05-19 Richard Henderson <rth@redhat.com>
2567 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2569 2005-05-19 Richard Henderson <rth@redhat.com>
2571 * config/i386/sse.md (mulv4si3): Use all register inputs.
2572 (mulv2di3): Likewise.
2574 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2576 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2577 build_fold_addr_expr to generate trees of correct type.
2578 Use fold_buildN if possible.
2580 2005-05-19 Jan Hubicka <jh@suse.cz>
2582 * basic-block.h (REG_BR_PROB_BASE): Define.
2583 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2584 (dump_cgraph_node): Dump count.
2585 (cgraph_clone_edge): Rescale counts.
2586 (cgraph_clone_node): Likewise.
2587 * cgraph.h: Include basic-block.h
2588 (cgraph_node): Add count.
2589 (cgraph_edge): Add count and loop_nest.
2590 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2592 * cgraphunit.c: Kill now redundant inlining comment.
2593 (cgraph_create_edges): Make static, maintain current basic block;
2595 (record_call_1): Fill in new fields.
2596 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2598 (cgraph_decide_recursive_inlining): Likewise.
2599 * rtl.h (REG_BR_PROB_BASE): Kill.
2600 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2601 (expand_call_inline): Update call of cgraph_create_edge.
2602 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2604 2005-05-19 Nick Clifton <nickc@redhat.com>
2606 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2607 new rs6000_explicit_options structure.
2609 2005-05-19 Richard Henderson <rth@redhat.com>
2612 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
2613 TFmode code swapping ...
2614 (alpha_emit_xfloating_compare): ... here.
2615 (alpha_emit_setcc): Update to match.
2616 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2618 2005-05-19 Richard Henderson <rth@redhat.com>
2621 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2622 memory indirection in local-dynamic case.
2624 2005-05-18 Jie Zhang <jie.zhang@analog.com>
2625 Bernd Schmidt <bernd.schmidt@analog.com>
2627 * config/bfin/bfin.c (branch_dest): Add comment why it's
2629 * config/bfin/bfin.md (attr "length" default): Change the offset of
2630 forward conditional branch of length 4 from 4096 to 4092.
2632 2005-05-19 Jan Beulich <jbeulich@novell.com>
2634 * unwind-compat.c: Include tconfig.h and tsystem.h.
2635 * unwind-dw2-fde-compat.c: Likewise.
2637 2005-05-18 Richard Henderson <rth@redhat.com>
2640 * ifcvt.c (noce_process_if_block): Avoid conversion when the
2641 memory destination is readonly.
2643 2005-05-18 Richard Henderson <rth@redhat.com>
2646 * tree-ssa-operands.c (opf_non_specific): New.
2647 (get_asm_expr_operands): Set it.
2648 (add_call_clobber_ops, add_call_read_ops): Likewise.
2649 (add_stmt_operand): Test it instead of opf_kill_def when
2650 considering unmodifiable variables.
2652 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2654 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
2656 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2657 tree-ssa-forwprop.c: Fix comment typos.
2658 * doc/invoke.texi: Fix a typo.
2660 2005-05-18 Richard Henderson <rth@redhat.com>
2662 * config.gcc (powerpc-*-linux*): Include linux64.opt when
2663 including linux64.h.
2665 2005-05-18 Richard Henderson <rth@redhat.com>
2667 * tree-cfg.c (pass_remove_useless): Revert last change.
2668 * tree-optimize.c (init_tree_optimization_passes): Initialize
2669 all_lowering_passes with PROP_gimple_any.
2671 2005-05-18 Devang Patel <dpatel@apple.com>
2673 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2676 2005-05-18 Richard Henderson <rth@redhat.com>
2678 * tree-ssa-forwprop.c (cfg_changed): New.
2679 (tidy_after_forward_propagate_addr): New.
2680 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2681 (forward_propagate_addr_into_variable_array_index): Likewise.
2682 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2685 2005-05-18 Geoffrey Keating <geoffk@apple.com>
2687 * dummy-checksum.c: New.
2688 * genchecksum.c: New.
2689 * c.opt (print_pch_checksum): New flag.
2690 * c-pch.c (struct c_pch_validity): Make much shorter.
2692 (host_machine): Remove.
2693 (target_machine): Remove.
2694 (get_ident): Change PCH version number.
2695 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2696 Don't put triplets or version string in PCH validity data.
2697 Do put the compiler checksum in the validity data.
2698 (c_common_valid_pch): Don't check triplets or version string. Do
2700 (c_common_print_pch_checksum): New.
2701 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2702 Print fingerprint with -v.
2703 * c-common.h (c_common_print_pch_checksum): New.
2704 (executable_checksum): New.
2705 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2706 (cc1-dummy): New rule.
2707 (cc1-checksum.c): New rule.
2708 (cc1-checksum.o): New rule.
2709 (cc1): Add checksum support.
2710 (build/genchecksum): New.
2711 (build/genchecksum.o): New.
2712 (dummy-checksum.o): New.
2713 (genobjnames): Add genchecksum.o.
2714 (mostlyclean): Remove *-checksum.c.
2715 (gnucompare): Add libgcc to list of directories checked.
2716 Make comparison problems in libgcc/ and with checksum files only
2718 * doc/invoke.texi (Precompiled Headers): Remove caution.
2719 Document that it must be the exact same binary. Add a few
2720 known-safe flags to the list.
2722 * rs6000/predicates.md (fix_trunc_dest_operand): New.
2723 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
2724 Check that a memory operand is valid before trying to use it.
2726 * tree-cfg.c (pass_remove_useless): This pass works on trees.
2728 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
2730 * tree.c (build1_stat): Don't try to handle two-operand
2733 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
2735 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
2736 * config/sh/sh.h: Update mask names throughout.
2737 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
2738 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
2739 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
2740 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
2741 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
2742 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
2743 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
2744 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
2745 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
2746 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
2747 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
2748 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
2749 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
2750 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
2751 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
2752 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
2753 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
2754 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
2755 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
2756 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
2757 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
2758 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
2759 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
2760 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
2761 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
2762 (SUBTARGET_SWITCHES): Delete.
2763 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
2764 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
2765 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
2766 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
2767 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
2768 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
2769 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
2770 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
2771 (SUPPORT_SH3): Likewise SUPPORT_SH2.
2772 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
2773 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
2775 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
2776 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
2777 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
2778 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
2779 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
2780 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
2781 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
2782 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
2783 (SUPPORT_ANY_SH5): New macros.
2784 (TARGET_NONE): Replace with...
2785 (MASK_ARCH): ...this new macro.
2786 * config/sh/elf.h: Update mask names
2787 * config/sh/linux.h: Likewise.
2788 * config/sh/little.h: Likewise.
2789 * config/sh/netbsd-elf.h: Likewise.
2790 * config/sh/symbian-pre.h: Likewise.
2791 * config/sh/sh.c (sh_handle_option): New function.
2792 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2793 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
2794 (sh_target_switches, target_switches): Delete.
2795 (sh_pch_valid_p): Check for specific differences in the target_flags
2797 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
2798 * config/sh/sh.opt: New file.
2800 2005-05-18 Richard Henderson <rth@redhat.com>
2803 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
2804 small_addr_symbolic_operand.
2806 2005-05-18 Jeff Law <law@redhat.com>
2808 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2809 propagate an ADDR_EXPR if the definition and use sites are
2810 in different EH regions.
2812 2005-05-18 Ian Lance Taylor <ian@airs.com>
2814 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
2817 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2819 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2821 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2823 Fix PR tree-optimization/21407
2825 * tree-ssa-operands.c (note_addressable): Change
2826 COMPONENT_REF handling in response to aliasing
2829 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2831 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
2832 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
2833 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
2834 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
2835 the default on Solaris too.
2837 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
2839 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
2842 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2844 * timevar.def (TV_SCEV_CONST): New timevar.
2845 * tree-optimize.c (init_tree_optimization_passes): Add
2847 * tree-pass.h (pass_scev_cprop): Declare.
2848 * tree-scalar-evolution.c (scev_const_prop): New function.
2849 * tree-scalar-evolution.h (scev_const_prop): Declare.
2850 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
2852 * tree-cfg.c (replace_uses_by): Export.
2853 * tree-flow.h (replace_uses_by): Declare.
2855 2005-05-17 Ziemowit Laski <zlaski@apple.com>
2856 Mike Stump <mrs@apple.com>
2858 Yet more Objective-C++...
2860 * c-common.h (objc_finish_try_stmt): Add.
2861 (objc_build_synchronized): Add.
2862 (objc_generate_write_barrier): Add.
2863 * stub-objc.c (objc_build_synchronized): Add return value.
2864 (objc_finish_try_stmt): Likewise.
2865 (objc_generate_write_barrier): Add.
2867 * c-common.h (objc_rewrite_function_call): Add.
2868 * c-typeck.c (build_function_call): Allow objc to rewrite
2870 (build_modify_expr): Allow objc to generate write barriers.
2871 * c.opt (Wassign-intercept): Add.
2872 (Wstrict-selector-match): Add.
2873 (fobjc-call-cxx-cdtors): Add.
2874 (fobjc-direct-dispatch): Add.
2876 * dbxout.c (get_lang_number): Add Objective-C++ support.
2877 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
2878 (-Wstrict-selector-match): Likewise.
2879 (-fobjc-direct-dispatch): Likewise.
2880 (-Wassign-intercept): Likewise.
2881 (Overall Options): Likewise.
2882 * gengtype.c (get_output_file_with_visibility): Likewise.
2883 * stub-objc.c (objc_rewrite_function_call): Add.
2884 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2886 * c-common.c (flag_objc_exceptions): Remove.
2887 (flag_objc_sjlj_exceptions): Remove.
2888 * c-decl.c (objc_mark_locals_volatile): Don't change decls
2889 that are already ok.
2890 * c-opts.c (c_common_handle_option, case
2891 OPT_fobjc_exceptions): Remove.
2892 (case OPT_fobjc_sjlj_exceptions): Remove
2893 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2894 (fobjc-exceptions): Likewise.
2895 (fobjc-sjlj-exceptions): Likewise.
2896 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2897 (OFFS_ASSIGNIVAR_FAST): Add.
2899 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2901 * config/sparc/sparc.md (movhi): Do not test constness
2902 of operand #1 twice.
2904 (movdi): Unconditionally accept zero as second operand
2905 when the first is memory.
2906 (movdi_insn_sp32): Handle above case.
2907 (DImode splitter): Use predicates.
2908 (DImode splitter): Use const_zero_operand predicate.
2909 (movsf_insn): Swap 2 alternatives.
2911 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2913 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2914 expand_simple_operations to bases of the ivs.
2915 (tree_int_cst_sign_bit): Export.
2916 * tree-flow.h (expand_simple_operations): Declare.
2917 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2918 tree_int_cst_sign_bit.
2919 (expand_simple_operations): Export.
2920 * tree.h (tree_int_cst_sign_bit): Declare.
2922 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2924 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2926 (replace_uses_by): New function.
2927 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2928 * tree-flow.h (fold_stmt_inplace): Declare.
2929 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2930 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2931 info after cfg cleanup.
2933 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2935 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2936 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2939 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2941 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2942 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2943 * timevar.c (timevar_ggc_mem_total): New variable.
2944 (GGC_MEM_BOUND): New constant.
2945 (get_time): Record ggc memory status.
2946 (timevar_accumulate): Accumulate amount of ggc memory.
2947 (timevar_print): Print consumption of ggc memory.
2948 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2949 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2950 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2951 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2952 (timevar_ggc_mem_total): Declare.
2954 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2956 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2959 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2961 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2963 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2964 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2965 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2966 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2967 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2968 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2969 "s<rcond>" and "s<ocond>".
2970 ("b<ocond:code>", "*b<ocond:code>_reversed")
2971 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2972 output statement section.
2974 2005-05-17 Roger Sayle <roger@eyesopen.com>
2976 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2978 2005-05-17 Steven Bosscher <stevenb@suse.de>
2979 Stuart Hastings <stuart@apple.com>
2980 Jan Hubicka <jh@suse.cz>
2981 Dale Johannesen <dalej@apple.com>
2983 * cgraph.h (cgraph_node): Add 'lowered' state.
2984 (cgraph_lower_function): Declare.
2985 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2986 (cgraph_lower_function): New function.
2987 (cgraph_create_edges): Deal with lowered function bodies.
2988 (verify_cgraph_node): Likewise.
2989 (cgraph_analyze_function): Do lowering job.
2990 (cgraph_build_static_cdtor): Likewise.
2991 * function.h (struct function): Add saved_eh and saved_cfg.
2992 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2993 * tree-cfg.c (fold_cond_expr_cond): Export.
2994 * tree-flow.h (fold_cond_expr_cond): Declare.
2995 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2997 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2998 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2999 callee_cfun, block, eh_region, eh_region_offset.
3000 (inlining_p): New predicate.
3001 (remap_decl): Update for new inline_data; declare newly created inline
3002 vars in low gimple way.
3003 (copy_body_r): Update for new datastructure, simplify some of handling
3004 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3005 deal with RESX_EXPRs.
3007 (copy_edges_for_bb): Likewise.
3008 (remap_decl_1): New.
3009 (copy_cfg_body): New.
3010 (copy_generic_body): Rewrite to work on low gimple.
3011 (copy_body): Turn into simple wrapper around copy_cfg_body.
3012 (setup_one_parameter): Insert new statements into given basic block.
3013 (initialize_initialized_parameters): Likewise, reorganize way things are
3015 (declare_return_variable): Update for new inline data datastructure.
3016 (inline_forbidden_p): Work on low gimple.
3017 (estimate_num_insns): Likewise.
3018 (expand_call_inline): Work on CFG.
3019 (push_cfun, pop_cfun): New functions.
3020 (cfun_stack): New stack.
3021 (add_lexical_block): New function.
3022 (gimple_expand_calls_inline): Work on basic block.
3023 (optimize_inline_calls): Likewise.
3024 (clone_body, save_body, unsave_ewpr_now): Update for new
3026 (declare_inline_vars): Work on block instead of bind_expr.
3027 (inlining_p): New predicate.
3028 * tree-inline.h (push_cfun, pop_cfun): Declare.
3029 * tree-optimize.c: Include except.h
3030 (all_lowering_passes): New variable.
3031 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3032 (init_tree_optimization_passes): Move some to all_lowering_passes.
3033 (tree_lowering_passes): New function.
3034 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3035 * tree-pass.h (tree_lowering_passes): Declare
3037 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3039 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3041 2005-05-17 Jeff Law <law@redhat.com>
3043 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3044 * tree-ssa-forwprop.c: Include langhooks.h.
3045 (forward_propagate_addr_expr_into_variable_array_index): New.
3046 (forward_propagate_addr_expr): New.
3047 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3048 the statements in the block instead of just the last statement.
3049 Call forward_propagate_addr_expr as needed.
3050 (pass_forwprop): Update the SSA graph after forward propagation is
3053 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3055 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3056 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3058 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3059 base_from_object, fde_split, end_fde_sort): Likewise.
3060 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3061 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3062 uw_init_context_1): Likewise.
3063 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3064 _Unwind_Resume_or_Rethrow): Likewise.
3065 * unwind-pe.h (__gxx_abort): Do not define.
3066 (size_of_encoded_value, base_of_encoded_value,
3067 read_encoded_value_with_base): Use gcc_unreachable.
3068 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3070 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3072 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3073 (cfi_end): New macros.
3074 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3075 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3076 an eight byte stack frame.
3077 (__NR_tkill): Define.
3078 (__div0): Use gettid tkill on GNU/Linux.
3079 (_arm_return): Add CFI.
3080 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3082 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3084 * configure.ac: Remove spaces around assignment to
3086 * configure: Regenerated.
3088 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3090 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3091 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3093 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3094 Modify aix_struct_return variable, not target_flags.
3095 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3096 (rs6000_return_in_memory): Test aix_struct_return.
3097 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3098 independent variable. Report mxl-compat.
3100 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3102 * config/bfin/bfin.md (eh_return): Add missing DONE.
3104 2005-05-17 Ian Lance Taylor <ian@airs.com>
3106 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3108 (mode_attr_index): Remove check for defined attribute. Remove
3109 infile parameter. Change all callers.
3110 (apply_mode_maps): Add unknown parameter. Change caller. Always
3111 return after finding attribute.
3112 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3114 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3115 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3116 attribute used for a mode.
3118 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3120 * tree-ssa-math-opts.c: New file.
3122 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3124 * tree-ssa-math-opts.c: New file.
3126 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3128 * Makefile.in: Add tree-ssa-math-opts.c.
3129 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3130 * fold-const.c (distribute_real_division): New.
3131 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3132 * tree-pass.h (pass_cse_reciprocals): New.
3133 * tree-optimize.c (init_tree_optimization_passes): Run it.
3134 * doc/passes.texi: Document the new pass.
3136 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3139 * builtins.c (fold_builtin_constant_p): Handle
3140 &"string cst"[0] as constant.
3142 2005-05-17 Richard Henderson <rth@redhat.com>
3144 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3146 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3149 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3150 src2 if src2 has been split.
3152 PR tree-optimization/21610
3153 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3154 returning DECL, call unshare_expr.
3156 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3158 * config/cris/cris.md: Unquote preparation and output statements.
3159 (BWD, WD, BW): New, mode-macros.
3160 (S, s, m, mm, nbitsm1): New, mode-attrs.
3161 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3162 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3164 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3165 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3166 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3168 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3169 ("movdi"): Move misplaced head comment regarding necessity of
3170 movdi from movsi to here.
3171 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3173 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3174 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3175 "*mov_sideqi_biap_mem".
3176 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3178 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3179 "*clear_sidehi_biap" and "*clear_sideqi_biap".
3180 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3181 and "*clear_sideqi".
3182 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3183 "*ext_sidehisi_biap".
3184 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3186 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3187 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3188 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3189 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3190 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3192 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3193 "*op_sidehi_biap" and "*op_sidesi_biap".
3194 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3196 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3197 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3198 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3199 "*op_swap_sidehi" and "*op_swap_sidesi".
3200 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3201 in the N alternative of "subqi3".
3202 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3203 "*extophisi_side_biap".
3204 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3206 ("*extop<mode>si_swap_side_biap"): Replace
3207 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3208 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3209 "*extophisi_swap_side".
3210 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3211 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3213 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3214 "mulqihi3", "mulhisi3" and "mulhisi3".
3215 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3216 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3218 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3219 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3220 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3221 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3222 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3223 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3224 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3225 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3226 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3227 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3228 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3229 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3231 ("abs<mode>2"): Replace "abshi2" and "absqi2".
3232 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3234 ("b<ocond>"): Replace "bgt" and "ble".
3235 ("b<rcond>"): Replace "blt" and "bge".
3236 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3237 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3239 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3241 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3243 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3245 ("s<rcond>"): Replace "sge" and "slt".
3246 ("s<ocond>"): Replace "sgt" and "sle".
3247 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3248 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3249 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3250 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3252 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3254 * varasm.c (struct constant_descriptor_tree): Add hash field.
3255 (const_desc_hash): Just return hash field.
3256 (const_desc_eq): If hash values are different, return 0 immediately.
3257 (output_constant_def): Compute hash field of temporary key, use
3258 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3259 newly built constant descriptor.
3260 (lookup_constant_def): Compute hash field of temporary key, use
3261 htab_find_with_hash instead of htab_find.
3263 2005-05-16 Richard Henderson <rth@redhat.com>
3265 * config/i386/sse.md (mulv4si3): New.
3267 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3269 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3270 tests for noncanonical versions of reg+constant and
3273 2005-05-16 Richard Henderson <rth@redhat.com>
3274 Steven Bosscher <stevenb@suse.de>
3277 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3278 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3279 region data structure to match replacement.
3280 * tree-flow.h: Update to match.
3281 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3282 * tree-ssa-dom.c (optimize_stmt): Likewise.
3283 * tree-ssa-pre.c (eliminate): Likewise.
3284 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3286 2005-05-16 Caroline Tice <ctice@apple.com>
3288 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
3289 internal_error with gcc_assert.
3290 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
3291 * function.h (struct function): Remove space between "*" and
3293 * varasm.c (initialize_cold_section_name): Add gcc_assert;
3294 modify to use alloca.
3295 (unlikely_text_section): Add check for flag_function_sections.
3296 (assemble_start_function): Move call to resolve_section, so it
3297 comes before first call to unlikely_text_section.
3298 (assemble_end_function): Add test and call to function_section
3301 2005-05-16 Roger Sayle <roger@eyesopen.com>
3303 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3304 instead of build_binary_op when performing code transformations
3305 to avoid error messages about constructs not it the user's code.
3307 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3309 * tree-ssa-pre.c: Fix a comment typo.
3311 2005-05-16 Richard Henderson <rth@redhat.com>
3314 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3315 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3316 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3317 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3318 add_tprel22): Remove mode from symbolic operand.
3320 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3322 * optc-gen.awk: Include intl.h after the externally-provided files.
3324 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3326 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3327 folding a COND_EXPR_COND in a nondestructive manner.
3329 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
3331 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
3332 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3333 New values for vec_select definitions and bitmask for element
3336 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3338 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3339 Change the type to VEC(rtx,gc)*.
3340 (mem_loc_descriptor, add_const_value_attributes,
3341 dwarf2out_init): Adjust uses of used_rtx_varray.
3343 * tree-data-ref.c (compute_all_dependences): Change the type
3344 of dependence_relations to VEC(ddr_p,heap)**.
3345 (compute_data_dependences_for_loop): Change the type of
3346 allrelations to VEC(ddr_p,heap)*.
3348 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3350 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3351 system.h, coretypes.h and tm.h.
3352 (options.o): Update dependencies accordingly.
3353 * optc-gen.awk: Allow header_name to be a list of filenames.
3354 Handle the "Condition" flag.
3355 * opts.h (CL_DISABLED): New flag.
3356 * opts.c (handle_option): Print an error for CL_DISABLED options.
3357 * doc/options.texi: Document the "Condition" option flag.
3359 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
3361 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3363 2005-05-15 Roger Sayle <roger@eyesopen.com>
3365 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3366 check for TREE_OVERFLOW on INTEGER_CST trees.
3367 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3368 CONSTANT_CLASS_P tree nodes.
3370 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
3373 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3375 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
3377 Fix PR tree-optimization/21576
3379 * tree-ssa-pre.c (expression_node_pool): New pool.
3380 (comparison_node_pool): Ditto.
3381 (list_node_pool): Ditto.
3382 (pool_copy_list): New function.
3383 (phi_translate): Handle CALL_EXPR.
3384 (valid_in_set): Ditto.
3385 (create_expression_by_pieces): Ditto.
3386 (insert_into_preds_of_block): Ditto.
3387 (insert_aux): Ditto.
3388 (compute_avail): Ditto.
3389 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3390 (can_value_number_call): New function.
3391 (find_leader): Update comment.
3392 (init_pre): Create new pools.
3393 (fini_pre): Free new pools.
3394 (pass_pre): Add TODO_update_ssa for the future when we are going
3396 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3397 (set_value_handle): Ditto.
3398 (get_value_handle): Ditto.
3400 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
3402 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3404 2005-05-15 Andreas Jaeger <aj@suse.de>
3406 * gcc.c (pfatal_pexecute): Remove unused local function.
3408 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3410 * optc-gen.awk: Remove excess indentation.
3411 * opth-gen.awk: Likewise.
3413 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3415 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3416 of basic_block_info. Call init_flow and find_basic_blocks
3417 before dbr_schedule if needed.
3419 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3421 * tree-optimize.c (init_tree_optimization_passes): Move
3422 pass_cd_dce in place of the last pass_dce.
3424 PR tree-optimization/21563
3425 * tree-vrp.c (compare_value): Return boolean_false_node when
3426 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3427 strictly larger than CST.
3429 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3430 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3432 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3434 (rev_cond_name) Likewise.
3435 (vax_float_literal) Likewise.
3436 * config/vax/vax.md: Likewise.
3438 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3440 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3441 registers and use them (specifically the stack pointer).
3442 * config/vax/vax.h: Use above defines right here.
3444 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3445 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3446 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3448 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3449 mostly removal of trailing spaces...
3450 * config/vax/vax-modes.def: Remove trailing whitespace.
3452 * config/vax/elf.h: Update whitespace.
3454 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3457 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3458 * fold-const.c (fold_indirect_ref_1): Avoid removing
3459 NOP_EXPRs with type qualifiers like const.
3461 2005-05-14 Jan Hubicka <jh@suse.cz>
3463 Patch by Richard Henderson:
3464 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3465 Handle RESX expressions properly.
3467 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3468 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3469 (remove_stmt_from_eh_region_fn): Likewise.
3471 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3473 (execute_warn_function_noreturn): ... here.
3474 (pass_warn_function_noreturn): New pass.
3475 * tree-pass.h (pass_warn_function_noreturn): Declare
3476 * tree-optimize.c (init_tree_optimization_passes): Move return
3477 warnings early and add noreturn warnings at place of previous
3480 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3482 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3483 root_var_init, type_var_init): Use VEC instead of VARRAY.
3484 * tree-ssa-live.h (tree_partition_associator_d): Change the
3485 type of trees to VEC(tree,heap)*.
3486 (tpa_tree): Use VEC instead of VARRAY.
3488 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3490 * fold-const.c (div_if_zero_remainder): New function.
3491 (try_move_mult_to_index): Use it.
3493 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3495 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3497 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3498 lower_try_finally_copy, lower_try_finally_switch,
3499 lower_try_finally): Use VEC instead of VARRAY.
3501 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3503 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3504 comment regarding defined register classes.
3505 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3507 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3509 * tree-optimize.c (init_tree_optimization_passes): Move
3510 pass_merge_phi before the first pass_dominator.
3512 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3514 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3517 2005-05-13 Josh Conner <jconner@apple.com>
3519 * config/arm/arm.c (arm_size_return_regs): New.
3520 (thumb_unexpanded_epilogue): replace in-line calculation
3521 of return registers with call to arm_size_return_regs.
3522 (use_return_insn): Include test of which registers are
3523 being used to hold return values, to accommodate
3524 vector return values.
3526 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3528 * config/rs6000/sysv4.opt (mlittle): Handle.
3530 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3531 target_flags_explicit when appropriate.
3533 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3535 PR middle-end/20714:
3536 * optabs.c (no_conflict_data): New struct.
3537 (no_conflict_move_test): New function.
3538 (emit_no_conflict_block): Use it.
3540 2005-05-13 Adam Nemet <anemet@lnxw.com>
3542 * doc/invoke.texi (Debugging Options): Option
3543 -fdump-translation-unit only works with C++ now.
3545 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3547 Replace calls to abort in CRIS port.
3548 * config/cris/cris.h (CRIS_ASSERT): New macro.
3549 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3550 internal_error instead of abort.
3551 ("movsi"): Ditto. Unquote preparation statement section.
3552 ("call", "call_value"): Ditto, but use gcc_assert where
3553 appropriate. Tweak comments.
3554 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3556 (cris_op_str): Call internal_error, not abort.
3557 (cris_print_operand): Tweak "abort" reference to "die" in comment.
3558 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3559 (cris_notice_update_cc): Call internal_error, not abort.
3560 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3561 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3562 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3563 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3564 ENABLE_CHECKING-guarded abort call.
3565 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3566 Use internal_error at end of test-chain.
3568 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3570 PR rtl-optimization/20769:
3571 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3572 pattern emitted by expand_nl_goto_receiver.
3574 PR middle-end/20793:
3575 * integrate.c (allocate_initial_values): Update register liveness
3578 2005-05-13 Josh Conner <jconner@apple.com>
3580 * arm.c (arm_return_in_memory): Add handling for vector return types.
3582 2005-05-13 David Ung <davidu@mips.com>
3584 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3586 * config/mips/mips.c: Add 4km alias.
3587 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3588 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3591 2005-05-13 Jan Hubicka <jh@suse.cz>
3593 * c-decl.c (finish_function): Suppress "control reaches end of
3594 non-void function" when "no return statement in function
3595 returning non-void" is issued.
3597 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3598 * tree-optimize.c (pass_gimple): Kill.
3599 (init_tree_optimization_passes): Kill pass_gimple.
3600 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3601 * tree-dump.c (dump_files): Rename .generic to .gimple.*
3603 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3605 PR rtl-optimization/20756:
3606 * basic-block.h (PROP_DEAD_INSN): Define.
3607 * flow.c (propagate_one_insn): Set during mark_set_regs call
3609 (mark_set_1): Emit a clobber when we are about to delete a dead insn
3610 that kills a live register.
3612 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
3614 * config/s390/s390.md: ("DBL"): New mode attribute.
3615 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3616 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3617 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3619 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
3621 * c-format.c (check_format_arg): Handle string literals of
3622 the form &"string"[offset].
3624 * g++.dg/warn/format4.C: New testcase.
3626 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
3628 * config/mips/3000.md, config/mips/4000.md,
3629 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3630 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3631 config/mips/generic.md, config/pdp11/pdp11.md,
3632 config/sh/crt1.asm, config/sh/lib1funcs.asm,
3633 config/sh/sh-modes.def, config/sh/sh-protos.h,
3634 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3636 2005-05-13 Richard Henderson <rth@redhat.com>
3638 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3639 addition to move unless dest is a register. Do not skip
3640 instantiation in dest on addition simplification.
3642 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3644 * config/cris/cris.c (cris_print_operand) <case 'H'; case
3645 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3646 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3648 2005-05-13 Jan Hubicka <jh@suse.cz>
3650 * basic-block.h (FOR_ALL_BB_FN): New macro.
3651 (init_flow): Initialize cfg structure.
3652 * function.c (allocate_struct_function): Do not initialize cfg structure.
3653 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3654 (build_tree_cfg): ... here.
3655 * tree-flow.h (init_empty_tree_cfg): Declare.
3657 2005-05-12 Steven Bosscher <stevenb@suse.de>
3659 Fix PR tree-optimization/21520
3660 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3661 to attempt to fold constants.
3663 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3665 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3666 only when TARGET_ADJUST_UNROLL_MAX is defined.
3667 (general_movsrc_operand): Use the C style comment.
3668 (ua_offset): Use prototype.
3670 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
3672 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3673 (struct hmr_data, hoist_memory_reference, memref_del,
3674 struct fmrv_data): Removed.
3675 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3676 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3678 (find_more_ref_vops): Traverse the list of memory references.
3679 (determine_lsm_loop): Work with the list of memory references instead
3680 of traversing the hashtable.
3682 2005-05-12 Steven Bosscher <stevenb@suse.de>
3683 Stuart Hastings <stuart@apple.com>
3684 Jan Hubicka <jh@suse.cz>
3686 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3687 duplicate_eh_regions): New functions, based on old
3688 implementation removed with RTL inliner.
3689 (reachable_next_level): Modify behaviour pre-inline.
3690 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3692 * function.h (struct function): Add after_inlining flag.
3693 * tree-optimize.c (tree_rest_of_compilation): Set it.
3694 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3696 * tree-cfg.c (label_to_block_fn): Deal with cases where
3697 label was never insterted into code.
3699 2005-05-12 Zack Weinberg <zack@codesourcery.com>
3701 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3703 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
3705 Fix PR tree-optimization/21532
3706 * tree-ssa-pre.c (create_expression_by_pieces): stmt
3707 needs to go onto the inserted_exprs list.
3709 2005-05-12 Ian Lance Taylor <ian@airs.com>
3711 * c-common.h (statement_code_p): Don't declare.
3712 (STATEMENT_CODE_P): Don't define.
3713 (INIT_STATEMENT_CODES): Don't define.
3714 * c-common.c (statement_code_p): Don't define.
3716 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3718 * config/sparc/sparc.h: Remove dead code.
3719 * config/sparc/sparc.c (sparc_compute_frame_size): Use
3720 FIRST_PARM_OFFSET for the size of the register window area.
3721 (emit_save_regs): Rename into emit_save_or_restore_regs.
3722 Add 'action' parameter. Use 4095 as upper bound for the offset.
3723 Pass 'action' to save_or_restore_regs.
3724 (emit_restore_regs): Delete.
3725 (sparc_expand_prologue): Call emit_save_or_restore_regs.
3726 (sparc_expand_epilogue): Likewise.
3727 * config/sparc/sparc.md (mode macro P): Move.
3728 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
3729 (mov<V32:mode> expander): Move to the top of the V32 section.
3730 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
3731 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
3732 (sibcall_epilogue): Move.
3734 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3737 * arm.c (arm_gen_constant): Sign-extend intermediate values when
3738 synthesizing a constant of the difference of two immediates.
3740 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3742 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
3743 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
3744 the alternatives using integer registers into the appropriate
3747 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3749 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
3750 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
3751 * bitmap.h: Fixed comments.
3753 2005-05-11 Richard Henderson <rth@redhat.com>
3756 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
3757 (ia64_cannot_force_const_mem): New.
3758 (tls_symbolic_operand_type): New.
3759 (ia64_legitimate_constant_p): New.
3760 (ia64_expand_load_address): Return true on success. Improve
3761 checks for when we should not split.
3762 (ia64_expand_tls_address): New addend operand. Distribute it
3763 as appropriate to the tls_kind. Delay referencing gp.
3764 (ia64_expand_move): Split symbolic addend as necessary. Handle
3765 tls symbols with addends.
3766 * config/ia64/ia64-protos.h: Update.
3767 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
3768 p0, f0, f1, and r13.
3769 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
3770 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
3771 (symbolic_operand splitter): Pass everything through
3772 ia64_expand_load_address and FAIL or DONE as appropriate.
3773 (load_fptr): Only accept after reload.
3774 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
3775 load_symptr_low, load_ltoff_dtpmod,
3777 (load_dtprel): Only accept tls symbols.
3778 (load_dtprel64, load_dtprel22): Likewise.
3779 (load_tprel, load_tprel64, load_tprel22): Likewise.
3780 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
3781 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
3782 (add_dtprel14, add_dtprel22): Likewise.
3783 (add_tprel, add_tprel14, add_tprel22): Likewise.
3784 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
3785 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
3786 (got_symbolic_operand): Check CONST offsets.
3787 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
3788 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
3789 (move_operand): Don't handle tls here. Check CONST offsets.
3791 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3793 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
3794 Remove hilo_operand check.
3795 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
3796 * config/mips/predicates.md (hilo_operand): Delete.
3798 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3800 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
3802 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3804 PR tree-optimizer/18472
3805 * tree-if-conv.c (tree_if_convert_stmt,
3806 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
3808 2005-05-11 Jan Hubicka <jh@suse.cz>
3810 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
3811 (GTFILES): add except.h.
3812 * except.c (eh_status): Add throw_stmt_table.
3813 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
3814 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
3815 lookup_stmt_eh_region_fn): Declare.
3816 (throw_stmt_node): New structure.
3817 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
3818 * gengtype.c (open_base_files): Add except.h to inlines.
3819 * tree-eh.c (throw_stmt_node): Kill.
3820 (record_stmt_eh_region): Update.
3821 (add_stmt_to_eh_region_fn): Break out from ...
3822 (add_stmt_to_eh_region): ... here.
3823 (remove_stmt_from_eh_region_fn): Break out from ...
3824 (remove_stmt_from_eh_region): ... here.
3825 (lookup_stmt_eh_region_fn): Break out from ...
3826 (lookup_stmt_eh_region): ... here.
3827 (honor_protect_cleanup_actions): Use build_resx.
3828 (lower_try_finally_onedest): Likewise.
3829 (lower_try_finally_copy): Likewise.
3830 (lower_try_finally_switch): Likewise.
3831 (lower_eh_constructs): Update eh table construction.
3832 * tree.c (build_resx): New.
3833 * tree.h (build_resx): Declare.
3835 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
3837 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
3840 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3842 * fold-const.c, libgcov.c: Fix comment typos.
3844 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
3847 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
3849 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3850 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
3852 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
3854 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
3857 * crtstuff.c: Include auto-host.h again, for now.
3859 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3861 * config/mips/24k.md: Remove trailing whitespace.
3863 2005-05-11 David Ung <davidu@mips.com>
3865 * config/mips/mips.md (type): Add imul3.
3866 (length, hazard, may_clobber_hilo): Check for imul3.
3867 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
3868 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
3869 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
3870 for a 3 operand mul and its bypasses.
3871 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
3872 * config/mips/4000.md (r4k_imul): Likewise.
3873 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
3874 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
3875 (vr4130_muldi): Likewise.
3876 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
3877 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
3878 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
3879 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
3880 (ir_vr54_imadd_si): Likewise.
3881 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
3882 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
3883 (rm7_impy_di): Likewise.
3884 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
3885 * config/mips/generic.md (generic_imul): Likewise.
3886 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3887 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
3889 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
3891 PR middle-end/20371:
3892 * tree.h (record_layout_info_s): New member prev_packed.
3893 * stor-layout.c (update_alignment_for_field): Fix comment about
3894 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
3895 we start it properly aligned.
3896 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3897 to update_alignment_for_field, and recompute it afterwards using
3898 the alignment of the record.
3899 When a packed bitfield precedes an MS bitfield, don't add padding
3900 at the end of the packed bitfield on behalf of the base type of
3901 the packed bit field.
3902 Don't adjust rli->bitpos at the end
3903 of an MS bitfield run if we already adjusted bitpos/offset for an
3904 alignment as large or larger than the bitfield type size.
3905 Take possible record alignment > BIGGEST_ALIGNMENT into account
3906 when calculating actual_align.
3907 Only put packed buit fields into rli->prev_field if they end up
3909 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3910 Update rli->remaining_in_alignment when we have already started a
3911 run of bit fields and we process a packed bit field.
3913 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3915 * tree-data-ref.c (find_data_references_in_loop): Give up when
3916 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3917 may embed arbitrary side effects.
3918 Remove the assumption that GIMPLE form contains a single array
3919 access per statement.
3920 When the statement contains virtual operands, fail if it is not
3921 a MODIFY_EXPR or a CALL_EXPR.
3922 Return after the dont know node is inserted.
3924 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3926 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3928 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3931 PR tree-optimization/19639
3932 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3933 and generic summands for char* as s * delta, too, folding &a[i]
3934 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3935 for comparison of steps. Convert types for index addition.
3936 (fold_binary): Adjust the callers to always dispatch to
3937 try_move_mult_to_index.
3938 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3939 expr with non-gimple ARRAY_REF offset.
3941 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3943 * fold-const.c (fold_indirect_ref_1): Avoid removing
3944 NOP_EXPRs with type qualifiers like const.
3946 2005-05-11 Richard Henderson <rth@redhat.com>
3949 * c-decl.c (finish_decl): Propagate the completed array type of
3950 a global variable into the binding.
3952 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3954 * Makefile.in (gtype-desc.o, build/genautomata.o)
3955 (build/varray.o): Depend on $(VARRAY_H).
3957 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3959 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3960 optimization passes to do an initial batch of scalar cleanups.
3962 2005-05-10 Ian Lance Taylor <ian@airs.com>
3964 * read-rtl.c (struct macro_traverse_data): Define.
3965 (map_attr_string): New static function, broken out of
3966 apply_macro_to_string.
3967 (mode_attr_index, apply_mode_maps): New static functions.
3968 (apply_macro_to_string): Call map_attr_string.
3969 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3971 (apply_macro_traverse): Expect data to point to a struct
3972 macro_traverse_data.
3973 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3974 to pass data through htab_traverse.
3975 (read_rtx_1): Add mode_maps parameter. Change all callers.
3976 Handle mode names which are attribute strings.
3977 * doc/md.texi (Substitutions): Rename from String Substitutions.
3978 Change references. Document using attributes as modes.
3980 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3982 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3983 * tree-optimize.c (init_tree_optimization_passes) Swap
3984 pass_ch and pass_profile.
3985 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3986 here. Remove rewrite_into_loop_closed_ssa call.
3988 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3990 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3992 (legitimate_reload_constant_p): Add check for const double zero.
3993 * config/s390/s390.md: Add comment for constraint letter 'G'.
3994 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3995 attributes for new case.
3996 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3997 s390_const_double_ok_for_constraint_p.
3998 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4001 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4003 PR tree-optimization/21170
4004 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4005 rewrite_ssa_into_ssa in comments with update_ssa.
4007 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4009 * tree-ssa-loop-im.c: Include hashtab.h.
4010 (struct mem_ref_loc): New.
4011 (struct mem_ref): Describe the set of references with the same
4013 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4014 maybe_queue_var, fem_single_reachable_address,
4015 for_each_memref, single_reachable_address,
4016 is_call_clobbered_ref, determine_lsm_reg): Removed.
4017 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4018 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4019 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4021 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4022 (determine_lsm_loop): Rewritten.
4023 (determine_lsm): Do not set stmt uids.
4025 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4027 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4030 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4032 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4033 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4034 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4036 2005-05-10 Jeff Law <law@redhat.com>
4038 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4039 thread_across_edge for any abnormal edges.
4041 2005-05-10 Richard Henderson <rth@redhat.com>
4043 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4044 * config/ia64/ia64-protos.h: Declare it.
4045 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4046 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4047 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4048 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4049 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4050 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4051 extend result; use release semantics.
4052 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4053 (sync_val_compare_and_swap_<IMODE>): Update to match.
4055 2005-05-10 Richard Henderson <rth@redhat.com>
4057 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4058 before comparing it for success.
4060 2005-05-10 Richard Henderson <rth@redhat.com>
4062 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4063 no return value pattern.
4065 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4066 H.J. Lu <hongjiu.lu@intel.com>
4068 * libgcov.c (create_file_directory): New function. Create
4069 directory for the given file name.
4070 (gcov_max_filename): New static var. Keeps size of the longest
4072 (gcov_exit): Always try to create directory for output
4073 file. Relocate each filename basing on environment vars.
4074 (__gcov_init): Remember the longest file name.
4075 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4076 * doc/gcov.texi (Cross-profiling): New node documenting
4077 cross-profiling management.
4078 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4080 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4082 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4083 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4085 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4087 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4088 case code to avoid one move instruction.
4089 (__umodsi3, __modsi3): Merge duplicated code sequences.
4091 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4093 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4094 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4095 * doc/invoke.texi: Fix typos.
4097 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4098 init_data_ref, access_functions_are_affine_or_constant_p,
4099 free_data_refs): Use VEC instead of VARRAY.
4100 * tree-data-ref.h (data_reference): Change the type of
4101 access_fns to VEC(tree,gc)*.
4102 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4104 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4107 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4108 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4109 (contains_label_1, contains_label_p): New functions for checking
4110 labels in a sub-tree.
4112 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4115 * c-decl.c (pushdecl): When there is a declaration in the current
4116 scope and the declarations are external linkage, check for
4117 compatibility with the type in the external scope and update the
4118 type in the external scope with the composite type information.
4119 Do not form a composite type of the new type and the visible type
4120 if they are incompatible.
4122 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4124 * crtstuff.c: Revert part of 2005-05-08 Change.
4125 (IN_LIBGCC2): Define.
4127 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4129 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4130 remove redundant test.
4131 (fp_mov_p): Accept 0.
4132 (fp_high_losum_p): Remove redundant test.
4133 * config/sparc/predicates.md (const_high_operand): Explicitly test
4134 (not small_int_operand).
4135 (fp_const_high_losum_operand): New.
4136 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4137 (movdi_insn_sp32_v9): Use canonical predicates.
4138 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4139 (movdi_insn_sp64_novis): Delete.
4140 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4141 (movsf_insn_novis): Delete.
4142 (movsf_insn_vis): Rename into movsf_insn.
4143 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4144 (movsf_lo_sum): Use fp_const_high_losum_operand.
4145 (movsf_high): Likewise.
4146 (movsf_high_losum splitter): Likewise.
4147 (mov<V32:mode> expander): Use register_or_zero_operand.
4148 (mov<V64:mode> expander): Likewise.
4149 (movdf_insn_sp32): Use register_or_zero_operand.
4150 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4151 Rename into movdf_insn_sp32_no_fpu.
4152 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4153 Rename into movdf_insn_sp32_v9_no_fpu.
4154 (movdf_insn_v9only_novis): Delete.
4155 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4156 (movdf_insn_sp64_novis): Delete.
4157 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4158 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4159 Rename into movdf_insn_sp64_no_fpu.
4160 (movtf expander): Use register_or_zero_operand.
4161 (movtf_insn_sp32): Delete.
4162 (movtf_insn_vis_sp32): Use register_or_zero_operand.
4163 Rename into movtf_insn_sp32.
4164 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4165 Rename into movtf_insn_sp32_no_fpu.
4166 (movtf_insn_hq_sp64): Delete.
4167 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4168 Rename into movtf_insn_sp64_hq.
4169 (movtf_insn_sp64): Delete.
4170 (movtf_insn_vis_sp64): Use register_or_zero_operand.
4171 Rename into movtf_insn_sp64.
4172 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4173 Rename into movtf_insn_sp64_no_fpu.
4175 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4177 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4178 gcc_assert and gcc_unreachable as appropriate.
4179 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4180 xstormy16_output_cbranch_si, xstormy16_split_move,
4181 xstormy16_initial_elimination_offset,
4182 xstormy16_encode_section_info, xstormy16_print_operand_address,
4183 xstormy16_expand_call, xstormy16_expand_arith,
4184 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4186 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4188 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4189 const_copies to VEC(tree,heap)*.
4190 (new_elim_graph, delete_elim_graph, elim_graph_size,
4191 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4194 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4197 * doc/extend.texi (Type Attributes): Correct example syntax.
4199 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
4202 * doc/invoke.texi (-Wuninitialized): Update documentation.
4204 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4206 * arm.c (const_ok_for_arm): Use a faster algorithm.
4208 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4211 * config/rs6000/rs6000.md (add_op2): New.
4212 (add<mode>3): Use it.
4214 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4216 * arm.c (arm_gen_constant): Add new heuristic for generating
4217 constant integers that can be expressed as the difference of two
4220 2005-05-09 Roger Sayle <roger@eyesopen.com>
4222 * c-tree.h (parser_build_unary_op): New prototype.
4223 * c-typeck.c (parser_build_unary_op): New function to construct
4224 a unary operation in the C parser.
4225 * c-parser.c (c_parser_unary_expression): Use the new function
4226 parser_build_unary_op when appropriate.
4228 2005-05-09 Mark Mitchell <mark@codesourcery.com>
4231 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4232 before outputting DWARF_FRAME_RETURN_COLUMN.
4234 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4236 * config/s390/s390.c: (s390_branch_condition_mask,
4237 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4238 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4239 legitimize_pic_address, s390_emit_tls_call_insn,
4240 legitimize_tls_address, legitimize_tls_address,
4241 s390_expand_addcc, print_shift_count_operand, print_operand,
4242 addr_generation_dependency_p, annotate_constant_pool_refs,
4243 s390_split_branches, find_constant_pool_ref,
4244 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4245 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4246 s390_output_pool_entry, s390_function_value,
4247 s390_call_saved_register_used, s390_emit_call): Replace
4248 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4249 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4250 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4251 get_some_local_dynamic_name, s390_function_arg_size,
4252 s390_function_arg_advance, s390_function_arg,
4253 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4254 default case by gcc_unreachable.
4255 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4256 conditional abort by gcc_assert.
4257 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4258 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4260 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4262 * config/s390/s390.c: (s390_decompose_address,
4263 tls_symbolic_operand, legitimate_pic_operand_p,
4264 legitimate_constant_p, legitimate_reload_constant_p,
4265 s390_expand_plus_operand, legitimate_address_p,
4266 legitimate_la_operand_p, ): Remove 'register' from signature.
4267 (symbolic_reference_mentioned_p,
4268 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4269 variable declarations.
4270 (legitimize_address): Remove 'register' from
4271 signature and local variable declarations.
4273 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4275 * config/s390/s390-protos.h: (s390_match_ccmode,
4276 s390_match_ccmode_set, reg_used_in_mem_p,
4277 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4278 legitimate_la_operand_p, preferred_la_operand_p,
4279 s390_short_displacement, addr_generation_dependency_p,
4280 legitimate_reload_constant_p, legitimate_address_p): Change return type
4282 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4283 * config/s390/s390.c: (s390_match_ccmode,
4284 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4285 legitimate_reload_constant_p): Change return type into 'bool'.
4286 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4287 Likewise. Additionally adapted comment.
4288 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4289 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4290 (s390_decompose_address): Change the type of the internal flags
4291 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4292 (struct s390_address): Change type of "pointer" into bool.
4293 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4294 Adapt calls for 's390_tm_ccmode' to the new signature.
4296 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4298 * config/s390/s390.c: (s390_match_ccmode_set,
4299 s390_branch_condition_mnemonic, s390_short_displacement,
4300 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4301 print_shift_count_operand, get_some_local_dynamic_name,
4302 get_some_local_dynamic_name_1, reg_used_in_mem_p,
4303 addr_generation_dependency_p, s390_split_branches,
4304 annotate_constant_pool_refs, find_constant_pool_ref,
4305 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4306 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4307 s390_register_info, s390_frame_info, s390_init_frame_layout,
4308 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4309 restore_gprs, s390_function_arg_size, s390_function_arg_float,
4310 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4311 s390_encode_section_info, s390_cannot_force_const_mem,
4312 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4313 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4314 s390_adjust_priority, s390_issue_rate,
4315 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4316 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4317 s390_build_builtin_va_list, s390_gimplify_va_arg,
4318 s390_function_ok_for_sibcall, s390_call_saved_register_used,
4319 s390_pass_by_reference, s390_fixed_condition_code_regs,
4320 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4321 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4322 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4323 s390_add_pool_insn, s390_find_pool, s390_add_constant,
4324 s390_find_constant, s390_add_execute, s390_find_execute,
4325 s390_execute_label, s390_execute_target, s390_dump_pool,
4326 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4327 Move target macro definitions to the end of the file. Move several
4328 functions within the file to assure correct compiling.
4330 2005-05-09 Steven Bosscher <stevenb@suse.de>
4332 * calls.c (purge_reg_equiv_notes): Remove, fold into...
4333 (fixup_tail_calls): ...here. Only look at insns between the
4334 start of the function and the FUNCTION_BEG insn note.
4336 * gcse.c (one_cprop_pass): Fix typos in dumps.
4338 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4340 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4342 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4343 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4344 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4345 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4347 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4348 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4349 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4352 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4354 * config/s390/s390.md: ("gf") New mode attribute.
4355 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4356 "fixuns_truncsfsi2"): Merge.
4357 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4358 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4359 "fix_truncsfsi2_ieee"): Merge.
4361 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4363 * config/s390/s390.md: ("FPR") New mode macro.
4364 ("de", "dee"): New mode attributes.
4365 ("cmpdf", "cmpsf"): Merge.
4366 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4367 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4368 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4369 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4370 ("floatdidf2", "floatdisf2"): Merge.
4371 ("adddf3", "addsf3"): Merge.
4372 ("*adddf3", "*addsf3"): Merge.
4373 ("*adddf3_cc", "*addsf3_cc"): Merge.
4374 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4375 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4376 ("subdf3", "subsf3"): Merge.
4377 ("*subdf3", "*subsf3"): Merge.
4378 ("*subdf3_cc", "*subsf3_cc"): Merge.
4379 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4380 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4381 ("muldf3", "mulsf3"): Merge.
4382 ("*muldf3", "*mulsf3" "): Merge.
4383 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4384 ("*fmadddf", "*fmaddsf"): Merge.
4385 ("*fmsubdf", "*fmsubsf"): Merge.
4386 ("divdf3", "divsf3"): Merge.
4387 ("*divdf3", "*divsf3"): Merge.
4388 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4389 ("negdf2", "negsf2"): Merge.
4390 ("*negdf2_cc", "*negsf2_cc"): Merge.
4391 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4392 ("*negdf2", "*negsf2"): Merge.
4393 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4394 ("absdf2", "abssf2"): Merge.
4395 ("*absdf2_cc", "*abssf2_cc"): Merge.
4396 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4397 ("*absdf2", "*abssf2"): Merge.
4398 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4399 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4400 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4401 ("*negabsdf2", "*negabssf2"): Merge.
4402 ("sqrtdf2", "sqrtsf2"): Merge.
4404 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4406 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4408 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4409 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4410 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4411 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4413 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4414 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4415 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4416 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4417 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4418 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4419 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4420 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4421 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4422 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4423 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4424 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4425 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4426 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4427 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4428 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4430 ("*divsf3"): Additionally rename second pattern to
4432 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4433 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4434 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4435 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4436 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4437 'type values' and rename 'type' value.
4438 ("*addsf3"): Additionally rename second pattern to
4441 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4443 * config/s390/s390.md: ("SHIFT"): New mode macro.
4444 ("lr", "shift"): New mode attributes.
4445 ("ashldi3", "lshrdi3"): Merge.
4446 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4447 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4448 ("ashlsi3", "lshrsi3"): Merge.
4450 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4452 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4454 ("E", "g"): New mode attributes.
4455 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4456 ("*adddi3_alc", "*addsi3_alc"): Merge.
4457 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4458 ("*subdi3_slb", "*subsi3_slb"): Merge.
4459 ("adddicc", "addsicc"): Merge.
4460 ("*sconddi", "*scondsi"): Merge.
4461 ("*sconddi_neg", "*scondsi_neg"): Merge.
4462 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4463 ("negdi2", "negsi2"): Extract expander pattern from
4464 "negsi2" and merge with "negdi2".
4465 ("*negdi2"): Merge with instruction pattern of "negsi2".
4466 ("*negdi2_cc", "*negsi2_cc"): Merge.
4467 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4468 ("rotldi3", "rotlsi3"): Merge.
4470 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4472 * config/s390/s390.md: ("hc"): New mode attribute.
4473 ("extendhidi2", "extendqidi2"): Merge.
4474 ("*extendhidi2", "*extendqidi2"): Merge.
4475 ("extendhisi2", "extendqisi2"): Merge.
4476 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4477 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4478 Merged 2 define_split.
4479 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4480 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4482 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4484 * config/s390/s390.md: ("COMPARE"): New mode macro.
4485 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4486 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4487 "bungt", "bunle", "bunge", "bltgt"): Merge.
4489 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4491 * config/s390/s390.md: ("INT"): New mode macro.
4492 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4495 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4497 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4498 ("cmpdi", "cmpsi"): Merge.
4499 ("strlendi", "strlensi"): Merge.
4500 ("*strlendi", "*strlensi"): Merge.
4501 ("movmemdi", "movmemsi"): Merge.
4502 ("clrmemdi", "clrmemsi"): Merge.
4504 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4506 * config/s390/s390.md: ("HQI"): New mode macro.
4507 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4508 ("*tmhi_full", "*tmqi_full"): Merge.
4509 ("*tsthiCCT", "*tstqiCCT"): Merge.
4510 ("*tsthi", "*tstqi"): Merge.
4511 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4512 ("*sethighhisi", "*sethighqisi"): Merge.
4514 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4516 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4517 config/alpha/unicosmk.h, config/arc/arc.md,
4518 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4519 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4520 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4521 config/arm/semi.h, config/arm/uclinux-elf.h,
4522 config/arm/wince-pe.h, config/fr30/fr30.c,
4523 config/rs6000/altivec.h: Update copyright.
4525 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4527 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4528 gcc_assert and gcc_unreachable as appropriate.
4529 (pdp11_output_function_epilogue, output_move_double,
4530 output_move_quad, print_operand_address, output_jump,
4531 output_addr_const_pdp11): Likewise.
4532 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4533 ASM_OUTPUT_ALIGN): Likewise.
4534 * config/pdp11/pdp11.md: Likewise.
4535 (extendhisi2, subhi3, subqi3): Likewise.
4537 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4540 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4543 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4545 * config/ia64/ia64.c: Fix a comment typo.
4547 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
4550 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4551 (arm_override_options): Use them instead of manifest constants. Don't
4552 allow -march to override the -mtune setting.
4554 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4556 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4557 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4558 (function_arg_advance, function_arg, save_restore_insns,
4559 iq2000_expand_prologue, iq2000_output_conditional_branch,
4560 expand_one_builtin, print_operand):
4561 * config/iq2000/iq2000.md (tablejump): Likewise.
4563 2005-05-09 David Ung <davidu@mips.com>
4565 * config/mips/mips.h (processor_type): Add names for the 24K.
4566 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4568 * config/mips/mips.md (cnv_mode): New attribute for recording the
4569 conversion types of float convert insns.
4570 (cpu): Add 24k and 24kx.
4571 (include): Include 24k.md file.
4572 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4573 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4574 (floatdisf2): Setup cnv_mode.
4575 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4577 * config/mips/24k.md: New file, contains 24k DFA pipeline
4580 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4582 * config/sh/sh.c (print_operand_address): Use gcc_assert and
4583 gcc_unreachable as appropriate.
4584 (print_operand, prepare_move_operands, prepare_scc_operands,
4585 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4586 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4587 fixup_mova, gen_far_branch, sh_reorg, split_branches,
4588 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4589 sh_set_return_address, sh_setup_incoming_varargs,
4590 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4591 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4592 check_use_sfunc_addr): Likewise.
4593 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4594 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4595 * config/sh/symbian.c (sh_symbian_mark_dllexport,
4596 sh_symbian_mark_dllimport): Likewise.
4597 * config/sh/sh.md: Likewise.
4598 (movdicc, call_pop, call_value_pop, casesi_worker_1,
4599 casesi_worker_2, casesi_shift_media, casesi_load_media,
4600 return_media): Likewise.
4602 2005-05-08 Roger Sayle <roger@eyesopen.com>
4605 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4608 2005-05-08 Richard Henderson <rth@redhat.com>
4610 * config/alpha/alpha.c (adjust_address): Fix typo last change.
4612 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4614 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4615 and -1 can happen in reg_renumber when no hard register is assigned.
4617 2005-05-08 Steven Bosscher <stevenb@suse.de>
4618 Kazu Hirata <kazu@cs.umass.edu>
4620 PR tree-optimization/14841, tree-optimization/15838
4621 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4622 (evaluate_stmt): Call it.
4624 2005-05-08 Jakub Jelinek <jakub@redhat.com>
4626 * config/ia64/ia64.c (ia64_override_options): Don't set
4627 ia64_flag_var_tracking and clear flag_var_tracking here...
4628 (ia64_file_start): ... but here.
4630 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4632 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4633 and gcc_unreachable as appropriate.
4634 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4635 m68hc11_gen_highpart, print_operand, print_operand_address,
4636 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4637 m68hc11_gen_movhi): Likewise.
4638 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4639 * config/m68hc11/m68hc11.md: Reword comment.
4641 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4644 * config/m68hc11/predicates.md (splitable_operand): An immediate is
4647 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4649 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4650 the 68HC12 address indirect addressing mode as it is not supported by
4652 * config/m68hc11/m68hc11-protos.h
4653 (m68hc11_valid_addressing_p): Declare.
4654 (m68hc11_add_mode): Declare.
4655 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4656 register_indirect_p and export it.
4657 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4658 instruction so that it is part of the good BB.
4659 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4660 addressing with movw.
4661 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4663 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4664 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4665 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4667 ("*movhi_68hc12"): Handle movhi_const0.
4668 ("*subhi3", "subqi3"): Use general_operand for operand 1.
4669 ("*subhi3_zext"): Likewise.
4671 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4674 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4675 operand 1 and fix constraints.
4676 ("mulqihi3"): Use general_operand for operand 2.
4678 2005-05-08 Julian Brown <julian@codesourcery.com>
4679 H.J. Lu <hongjiu.lu@intel.com>
4680 Paul Brook <paul@codesourcery.com>
4682 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4683 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4684 20050308/2.16.0 or newer for comdat group.
4685 * configure: Regenerated.
4686 * config.in: Regenerated.
4687 * varasm.c (default_function_rodata_section): Put .rodata section in
4688 COMDAT group when necessary.
4689 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4691 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4694 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4696 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4698 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4699 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4700 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4701 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4703 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4706 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4707 64-bit constants on 64-bit hosts.
4708 (m68hc11_split_logical): Simplify.
4709 (m68hc11_split_move): Likewise.
4711 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4712 Paolo Bonzini <bonzini@gnu.org>
4714 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4715 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
4716 * configure.ac (enable_checking): Fix typos in runtime_checking.
4717 (ENABLE_RUNTIME_CHECKING): Mark as target template.
4718 (xm_file): Prepend auto-host.h
4719 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
4720 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
4722 * crtstuff.c: Do not include auto-host.h.
4723 (IN_LIBGCC2): Do not define.
4724 * gcov-io.h: Include tconfig.h, not auto-host.h.
4725 * libgcc2.c: Do not include auto-host.h.
4726 (abort): Do not undefine.
4727 * libgcov.c: Remove unneeded comment about config.h.
4728 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
4729 * config.in, configure: Regenerated.
4731 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4732 Falk Hueffner <falk@debian.org>
4734 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
4735 and gcc_unreachable as appropriate.
4736 (get_aligned_mem, get_unaligned_address,
4737 alpha_emit_set_long_const, alpha_emit_conditional_branch,
4738 alpha_emit_setcc, alpha_emit_conditional_move,
4739 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
4740 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
4741 alpha_expand_unaligned_load, alpha_expand_block_move,
4742 alpha_expand_zap_mask, get_trap_mode_suffix,
4743 get_round_mode_suffix, get_some_local_dynamic_name,
4744 print_operand_address, function_arg, alpha_return_in_memory,
4745 function_value, alpha_expand_builtin,
4746 alpha_initial_elimination_offset, alpha_expand_epilogue,
4747 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
4748 alphaev5_next_group, alpha_align_insns,
4749 unicosmk_initial_elimination_offset, unicosmk_unique_section,
4750 unicosmk_ssib_name): Likewise.
4751 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4752 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
4753 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
4754 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
4755 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4756 * config/alpha/alpha.md (*divmodsi_internal_er,
4757 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
4758 call_nt, call_umk, call_vms, call_value, sibcall_value,
4759 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
4760 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
4761 * config/alpha/predicates.md (input_operand): Likewise.
4763 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4765 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
4766 gcc_unreachable, as appropriate.
4767 (frv_function_prologue, frv_alloc_temp_reg,
4768 frv_initial_elimination_offset, frv_expand_block_move,
4769 frv_expand_block_clear, frv_print_operand_jump_hint,
4770 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
4771 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
4772 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
4773 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
4774 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
4775 frv_in_small_data_p, frv_asm_out_constructor,
4776 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
4777 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
4778 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
4779 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
4780 sibcall_value, casesi): Likewise.
4782 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
4783 gcc_unreachable as appropriate.
4784 (print_operand_address, mn10300_print_reg_list, expand_prologue,
4785 expand_epilogue, notice_update_cc, initial_offset,
4786 mn10300_address_cost_1): Likewise.
4787 * config/mn10300/mn10300.md: Likewise.
4788 (absdf2, abssf2, negdf2, negsf2): Likewise.
4790 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4793 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
4795 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
4796 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
4797 including sunge_<mode> and sungt_<mode>.
4799 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4801 * integrate.h (get_hard_reg_initial_val): Change type of register
4802 parameter from int to unsigned int.
4803 (has_hard_reg_initial_val): Likewise.
4804 * integrate.c (get_hard_reg_initial_val): Likewise.
4805 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
4807 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4809 * except.c (eh_status): Change the type of ttype_data to
4811 (add_ttypes_entry, assign_filter_values,
4812 output_function_exception_table): Use VEC instead of VARRAY.
4814 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4816 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
4818 2005-05-07 Paul Brook <paul@codesourcery.com>
4820 * Makefile.in: Fix dependencies.
4821 (GCOV_IO_H, VARRAY_H): Set.
4823 2005-05-07 Anthony Green <green@redhat.com>
4826 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
4827 x$STMP_FIXPROTO test.
4828 * configure: Rebuilt.
4830 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4832 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
4833 inappropriate feature test macros if flag_iso.
4835 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4837 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
4839 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
4842 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
4843 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
4844 Handle moved operand being in special register.
4845 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
4846 presumed working insn.
4847 (mover2side): Add FIXME.
4849 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4851 * integrate.c (get_func_hard_reg_initial_val): Delete.
4852 (has_func_hard_reg_initial_val): Delete.
4853 (get_hard_reg_initial_val): Inline the old implementation of
4854 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
4855 instead of has_func_hard_reg_initial_val to test for an existing
4856 pseudo. Only create an rtx if a new initial value entry is needed.
4857 (has_hard_reg_initial_val): Scan the initial value list directly.
4858 Don't create an rtx.
4860 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4862 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
4864 * config.in (HAVE_AS_POPCNTB): New.
4865 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
4866 (HAVE_AS_POPCNTB): New.
4867 * configure: Regenerated.
4868 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
4869 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
4870 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
4871 and rs6000_sched_costly_dep.
4872 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
4873 (TARGET_XL_COMPAT): Delete.
4874 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
4875 (popcount<mode>2): New.
4876 (popcntb<mode>2): New.
4877 * config/rs6000/rs6000.opt (mpopcntb): New.
4879 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
4880 if variable name exists.
4882 2005-05-07 Matt Kraai <kraai@ftbfs.org>
4884 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4886 2005-05-07 Richard Henderson <rth@redhat.com>
4889 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4890 with constant offsets.
4892 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
4894 * config/v850/v850.c (print_operand): Use gcc_assert and
4895 gcc_unreachable, as appropriate.
4896 (print_operand_address, v850_handle_data_area_attribute,
4897 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4898 v850_insert_attributes, construct_prepare_instruction): Likewise.
4899 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4900 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4902 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
4904 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4905 config/rs6000/rs6000.h: Fix comment typos.
4907 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4909 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4910 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4911 (mips_scalar_mode_supported_p): Delete.
4913 2005-05-06 Eric Christopher <echristo@redhat.com>
4915 * config/mips/mips.opt: Remove -mint64 option.
4916 * config/mips/mips.c (override_options): Remove -mint64
4918 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4919 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4920 64-bit integer handling.
4921 * doc/invoke.texi (Option Summary): Remove -mint64 for
4924 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4926 PR tree-optimization/19401
4927 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4928 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4929 (estimated_unrolled_size): New function.
4930 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4931 tree_unroll_loops_completely): Always unroll loops if the code size
4933 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4934 loops should be unrolled completely.
4935 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4937 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4939 PR rtl-optimization/21254
4940 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4941 assumptions for loops that otherwise do not roll.
4942 (find_simple_exit): Prefer # of iterations that is guaranteed
4944 * loop-unroll.c (decide_peel_once_rolling,
4945 decide_peel_completely): Check whether the loop is infinite.
4947 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4949 * config/rs6000/sysv4.opt: Fix typo.
4951 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4952 Jakub Jelinek <jakub@redhat.com>
4955 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4956 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4957 Don't use rep; movs{l,q} if the repetition count is really small,
4958 instead use a sequence of movs{l,q} instructions.
4960 2005-05-06 Jeff Law <law@redhat.com>
4962 PR tree-optimization/21380
4963 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4964 thread through a block with no preds.
4966 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4968 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4969 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4970 add_call_read_ops): Use VEC instead of VARRAY.
4972 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4974 * config/mcore/mcore.c (mcore_print_operand_address): Use
4975 gcc_assert and gcc_unreachable as appropriate.
4976 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4977 mcore_output_andn, output_inline_const, mcore_output_move,
4978 mcore_output_movedouble, mcore_expand_block_move,
4979 layout_mcore_frame, mcore_initial_elimination_offset,
4980 mcore_expand_prolog, mcore_mark_dllexport,
4981 mcore_mark_dllimport): Likewise.
4982 * config/mcore/mcore.h (switch_to_section): Likewise.
4983 * config/mcore/mcore.md: Likewise.
4985 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4987 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4988 TARGET_PROFILE_KERNEL.
4990 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4991 TARGET_PROFILE_KERNEL use.
4993 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4995 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4996 and gcc_unreachable, as appropriate.
4997 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4998 m32r_expand_prologue, m32r_output_function_epilogue,
4999 m32r_legitimize_pic_address, m32r_print_operand_address,
5000 emit_cond_move, m32r_function_symbol,
5001 m32r_output_block_move): Likewise.
5002 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5003 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5004 *rev_zero_branch_insn): Likewise.
5006 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5009 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5010 if both NEWDECL and OLDDECL are already weak.
5012 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5014 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5016 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5017 Kaz Kojima <kkojima@gcc.gnu.org>
5019 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5022 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5023 David Edelsohn <edelsohn@gnu.org>
5025 * config.gcc: Add .opt magic for the rs6000 ports.
5027 * doc/invoke.texi: Document -mabi= option properly. Document
5028 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5029 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5032 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5033 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5036 * config/rs6000/aix.opt: New.
5037 * config/rs6000/aix41.opt: New.
5038 * config/rs6000/aix64.opt: New.
5039 * config/rs6000/darwin.opt: New.
5040 * config/rs6000/linux64.opt: New.
5041 * config/rs6000/rs6000.opt: New.
5042 * config/rs6000/sysv4.opt: New.
5044 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5045 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5047 Define TARGET_USES_SYSV4_OPT.
5048 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5049 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5050 TARGET_USES_AIX64_OPT.
5051 * config/rs6000/aix51.h: Same.
5052 * config/rs6000/aix52.h: Same.
5053 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5054 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5055 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5056 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5057 * config/rs6000/linux64.h: Use
5058 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5060 * config/rs6000/rs6000.c: Remove definitions of
5061 rs6000_sched_restricted_insns_priority,
5062 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5063 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5064 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5065 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5066 rs6000_alignment_string. Define rs6000_explicit_options.
5067 (rs6000_parse_abi_options): Remove.
5068 (rs6000_parse_alignment_option): Remove.
5069 (rs6000_parse_float_gprs_option): Remove.
5070 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5071 TARGET_DEFAULT_TARGET_FLAGS.
5072 (rs6000_override_options): Revamp to use new .opt machinery.
5074 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5075 of new .opt machinery. Remove target_flags. Redefine
5076 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5077 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5078 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5079 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5080 rs6000_longcall_switch, rs6000_default_long_calls,
5081 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5082 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5083 TARGET_ALTIVEC_VRSAVE.
5085 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5087 * config.gcc (hppa1.1-*-rtems*): Remove.
5088 * config/pa/rtems.h: Remove.
5090 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5092 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5093 Exclude roe/603e multilib variants.
5095 2005-05-04 Denis Chertykov <denisc@overta.ru>
5098 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5101 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5103 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5104 arm/pe.opt to $extra_options.
5105 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5106 (target_float_abi_name, target_float_switch, target_abi_name)
5107 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5108 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5109 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5110 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5111 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5112 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5113 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5114 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5115 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5116 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5117 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5118 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5119 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5120 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5121 (arm_pic_register_string): Delete.
5122 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5124 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5125 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5126 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5127 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5128 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5129 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5130 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5131 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5132 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5133 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5134 (SUBTARGET_SWITCHES): Delete.
5135 * config/arm/arm.c (target_float_switch): Delete.
5136 (arm_cpu_select): Moved from config/arm/arm.h.
5137 (target_fpu_name, target_fpe_name, target_float_abi_name)
5138 (target_abi_name, structure_size_string, arm_pic_register_string)
5139 (arm_select): Make static.
5140 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5141 (arm_handle_option): New function.
5142 (arm_override_options): Update target_flags checks for new mask names.
5143 Remove target_float_switch code.
5144 (arm_expand_prologue, thumb_expand_prologue): Check
5145 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5146 * config/arm/arm.opt, config/arm/pe.opt: New files.
5148 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
5150 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5151 gcc_unreachable as appropriate.
5152 (arc_double_limm_p, arc_setup_incoming_varargs,
5153 arc_compute_function_type, arc_output_function_prologue,
5154 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5155 output_shift, arc_print_operand, arc_print_operand_address,
5156 arc_final_prescan_insn): Likewise.
5157 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5159 2005-05-04 Geoffrey Keating <geoffk@apple.com>
5161 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5166 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5167 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5168 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5169 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5170 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5171 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5172 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5173 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5175 2005-05-05 Paul Brook <paul@codesourcery.com>
5177 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5178 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5179 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5180 and tree-data-ref.h with *_H variables.
5182 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5184 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5186 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5188 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5190 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
5192 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5194 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5196 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5197 setting of vrsave register for current function after
5198 call to save_world is emitted.
5200 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
5202 * config/mmix/predicates.md: New file.
5203 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5204 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5205 (mmix_foldable_comparison_operator, mmix_comparison_operator)
5206 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5207 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5209 * config/mmix/mmix.md: Include predicates.md.
5210 ("call", "call_value"): Force address to register if it isn't a
5211 mmix_symbolic_or_address_operand.
5213 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
5215 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5216 the flags are of appropriate types.
5217 (num_ssa_operands): Generalize using the generic interface.
5218 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5221 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
5223 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5224 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5226 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5228 * tree-outof-ssa.c (edge_leader, stmt_list,
5229 analyze_edges_for_bb): Use VEC instead of VARRAY.
5230 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5231 (perform_edge_inserts): Call init_analayze_edges_for_bb and
5232 fini_analayze_edges_for_bb.
5234 2005-05-04 James E Wilson <wilson@specifixinc.com>
5237 * gcc.c (process_command): In the second argv scan loop, ignore
5238 Xassembler and Xpreprocessor, along with their argument.
5240 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5242 * tree-flow-inline.h, tree-ssa-operands.c,
5243 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5244 Likewise. tree-vn.c: Fix comment typos.
5245 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5247 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5249 * doc/tm.texi (Target Hooks): Document
5250 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5252 2005-05-04 Paul Brook <paul@codesourcery.com>
5254 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5256 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5258 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5259 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5262 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5263 get_expansion, expand_var_during_unrolling,
5264 insert_var_expansion_initialization,
5265 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5268 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5271 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5274 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5275 the same as INTEGER_TYPE.
5276 (fold_binary): Fold "bool_var != 0" to bool_var.
5277 Fold "bool_var == 1" to bool_var.
5279 2004-05-03 Richard Henderson <rth@redhat.com>
5282 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5283 from recog_data instead of insn_data.
5285 2005-05-03 DJ Delorie <dj@redhat.com>
5287 * common.opt (fdiagnostics-show-option): No variable is needed.
5288 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5289 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5290 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5291 Save and restore original message format. Use flag in context
5293 (warning): Don't test for enabled warnings here.
5294 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5297 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
5299 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5300 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5301 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5302 * aclocal.m4: Don't include accross.m4.
5303 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5304 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5305 * configure, config.in: Regenerate.
5307 2005-05-04 Jakub Jelinek <jakub@redhat.com>
5310 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5311 (clear_storage): Add argument.
5312 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5313 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5315 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5316 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5317 (store_expr, store_constructor): Adjust callers.
5318 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5319 to emit_block_move if CALL_EXPR_TAILCALL (exp).
5320 (expand_builtin_memmove): Add ORIG_EXP argument, copy
5321 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5322 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5323 with EXP. Pass EXP to expand_builtin_memmove.
5324 (expand_builtin_memset): Add ORIG_EXP argument, pass
5325 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5326 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5327 Pass EXP to expand_builtin_memset.
5328 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5330 (expand_builtin_strncmp): Likewise.
5331 (expand_builtin_printf): Replace ARGLIST argument with EXP.
5332 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5333 (expand_builtin_fprintf): Likewise.
5334 (expand_builtin): Adjust calls to
5335 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5337 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5340 PR rtl-optimization/21239
5341 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5343 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5345 * tree-flow.h (tree_ann_common_d): Move aux to ...
5346 (stmt_ann_d): ... here.
5347 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5348 move_computations_stmt, schedule_sm): Update references to
5350 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5352 * tree-cfg.c (remove_bb): Remove a redundant call to
5354 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5357 2005-05-03 Richard Henderson <rth@redhat.com>
5359 * config/rs6000/rs6000.c: Remove conflict markers.
5361 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5363 2005-05-03 James E Wilson <wilson@specifixinc.com>
5365 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5367 2005-05-03 DJ Delorie <dj@redhat.com>
5369 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5370 decide if the warning will be printed.
5371 * calls.c (expand_call): Likewise.
5372 * function.c (init-function_start): Likewise.
5374 * common.opt (-fdiagnostics-show-option): New.
5375 * opts.c (option_enabled): Accept the option index instead of a
5376 pointer to the option descriptor.
5377 * opts.h (option_enabled): Likewise.
5378 * toplev.c (print_switch_values): Pass option index, not option
5380 * diagnostic.h (diagnostic_info): Add option_index.
5381 * diagnostic.c: Include opts.h.
5382 (diagnostic_set_info): Initialize option_index.
5383 (diagnostic_report_diagnostic): Amend option name if appropriate.
5384 (warning): Check to see if the specified warning is enabled.
5386 * doc/invoke.texi (-fdiagnostics-show-options): Document.
5388 2005-05-03 Richard Henderson <rth@redhat.com>
5390 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5391 SPEC_OR_GEN_REGS definitions.
5393 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
5396 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5397 for unavailable registers.
5399 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5401 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5403 * cfglayout.c (block_locators_blocks,
5404 insn_locators_initialize, insn_scope): Use VEC instead of
5407 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5408 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5411 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5413 * config/sparc/predicates.md (const_compl_high_operand): New.
5414 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5416 (sparc_emit_set_const64_quick1): Adjust for above change.
5417 (sparc_emit_set_const64_quick2): Likewise.
5418 (sparc_emit_set_const64_longway): Likewise.
5419 (sparc_emit_set_const64): Likewise.
5420 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5421 movdi_const64_special): Delete.
5422 (logical constant splitters): Use const_compl_high_operand.
5424 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5426 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5427 rather than STRIP_NOPS.
5429 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5431 PR rtl-optimization/21330
5432 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5434 (unswitch_single_loop): Clear cinsn when retrying.
5437 * config/i386/i386.c (legitimize_address): When canonicalizing
5438 ASHIFT into MULT, multiply by 1 << shift_count instead of
5439 1 << log2 (shift_count).
5441 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5443 * lambda-code.c (gcc_loop_to_lambda_loop,
5444 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5445 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5446 generic operand interface.
5447 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5448 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5449 generic operand interface.
5450 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5451 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5452 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5453 num_imm_uses): Use ssa_use_operand_t.
5454 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5455 get_v_must_def_ops): Delete.
5456 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5457 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5458 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5459 get_v_must_def_kill_ptr): Delete.
5460 (delink_stmt_imm_use): Move and use new operand interface.
5461 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5462 op_iter_next_tree): Use new operand implementation.
5463 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5464 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5466 (op_iter_next_mustdef, op_iter_next_maydef,
5467 op_iter_next_must_and_may_def): Delete. Replace with...
5468 (op_iter_next_maymustdef): New. Combine must and may next operations.
5469 (op_iter_init_maydef, op_iter_init_mustdef,
5470 op_iter_init_must_and_may_def): Use new interface.
5471 (single_ssa_tree_operand ): New. Process single operands only as trees.
5472 (single_ssa_use_operand): New. Process single operands only as uses.
5473 (single_ssa_def_operand): New. Process single operands only as defs.
5474 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5476 (num_ssa_operands): New. Count the number of specified operands.
5477 (compare_ssa_operands_equal): New. Compare two statements' operands.
5478 (single_phi_def): New. Return true if PHI has one def of the specified
5480 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5481 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5482 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5483 (struct stmt_ann_d): Operands field no longer require GTY().
5484 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5485 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5486 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5487 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5488 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5489 Use use_operand_p instead of ssa_imm_use_t *.
5490 * tree-pretty-print.c (dump_vops): check if operands are active before
5491 dumping virtual operands.
5492 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5493 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5494 (ccp_fold): Use new interface.
5495 (ccp_visit_stmt): Remove unused variables and code.
5496 (convert_to_gimple_builtin): Insert statements before calling
5497 mark_new_vars_to_rename.
5498 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5499 (copy_prop_visit_cond_stmt): Use generic interface.
5500 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5501 annotation in table.
5502 (thread_across_edge): Use generic interface.
5503 (initialize_hash_element): Initialzie with stmt, not annotation.
5504 (eliminate_redundant_computations): Use generic interface.
5505 (record_equivalences_from_stmt): Pass stmt, not annotation.
5506 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5508 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5509 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5510 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5511 generic operand interface.
5512 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5514 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5516 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5517 (build_defs, build_uses, build_v_may_defs, build_vuses,
5518 build_v_must_defs): Change type to struct opbuild_list_d.
5519 (ops_active): New. Operands active boolean.
5520 (operand_memory, operand_memory_index): New. Operand memory managers.
5521 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5522 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5523 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5524 Change from functions to static variable list heads.
5525 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5526 (opbuild_initialize_real): New. Initialize a virtual build list.
5527 (opbuild_free): New. Free a build list.
5528 (opbuild_num_elems): New. Number of items in a list.
5529 (opbuild_append_real): New. Add a real (tree *) operand.
5530 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5531 (opbuild_first): New. Return first element index in a list.
5532 (opbuild_next): New. Return next element in a list.
5533 (opbuild_elem_real): New. Return real element.
5534 (opbuild_elem_virtual): New. Return virtual element.
5535 (opbuild_elem_uid): New. Return UID of virtual element.
5536 (opbuild_clear): New. Reset an operand list.
5537 (opbuild_remove_elem): New. Remove an element form a list.
5538 (ssa_operands_active): New. Return true if operand cache is active.
5539 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5540 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
5541 (correct_use_link): Use use_operand_p.
5542 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5543 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5544 (cleanup_v_may_defs): Use new implmentation.
5545 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5547 (append_def, append_use, append_v_may_def, append_vuse,
5548 append_v_must_def): Call opbuild_append routine instead of using varray.
5549 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5550 global parse_old_ops variable.
5551 (free_ssa_operands): New implementation.
5552 (update_stmt_operands): Move. Change argument to build_ssa_operands.
5553 (copy_virtual_operands): Move. New generic implementation.
5554 (create_ssa_artficial_load_stmt): Move. New implementation.
5555 (swap_tree_operands): Update for new implementation.
5556 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5557 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5558 rather than a varray.
5559 (verify_imm_links): Use use_operand_p.
5560 (dump_immediate_uses_for): If the immediate use variable is a virtual
5561 variable, show the virtual ops in the stmt.
5562 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5563 (NULL_DEF_OPERAND_P): Now a #define.
5564 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5565 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5566 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5567 mustdef_optype_d): New. Use Linked list representation.
5568 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5569 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5570 (struct stmt_operands_d): Change to new pointers that are not GTY.
5571 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5572 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5573 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5574 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5575 SET_V_MUST_DEF_KILL): Delete.
5576 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5577 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5578 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5579 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5580 (enum ssa_op_iter_type): Operand iterator typechecking values.
5581 (struct ssa_operand_iterator_d): Use linked lists of operands.
5582 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5583 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5584 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5585 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
5586 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
5587 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
5588 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5589 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5590 * tree-ssa-opfinalize.h: New. Function templates for expansion.
5591 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5592 alloc_vuse, and alloc_mustdef.
5593 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5594 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5595 and finalize_ssa_v_must_def_ops.
5596 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5597 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5599 (compute_avail): Use generic iterator interface.
5600 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5601 (stmt_makes_single_load, stmt_makes_single_store): Use
5603 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5604 (statement_sink_location): Use generic interface.
5605 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
5606 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
5607 reset the immediate use link nodes.
5608 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5609 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5610 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5611 (eliminate_tail_call): Use generic operand interface.
5612 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5613 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5615 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5617 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5618 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5620 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5621 Use statement pointer instead of vuse_optype. Use generic interface.
5622 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5623 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5624 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5625 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5626 * doc/tree-ssa.texi: Update documentation for operand interface.
5628 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
5630 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5631 gcc_unreachable as appropriate.
5632 (machopic_function_base_name, machopic_indirect_data_reference,
5633 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5634 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5635 * config/rs6000/altivec.md (*mov<mode>_internal,
5636 build_vector_mask_for_load): Likewise.
5637 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5638 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5639 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5640 * config/rs6000/predicates.md (easy_fp_constant,
5641 logical_operand): Likewise.
5642 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5643 compute_save_world_info, rs6000_emit_prologue,
5644 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5645 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5648 2005-05-03 Uros Bizjak <uros@kss-loka.si>
5651 * convert.c (convert_to_integer): Convert ceil and floor in
5654 2005-04-29 Geoffrey Keating <geoffk@apple.com>
5657 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5658 define_insn_and_split. Split only when memory operand is
5659 offsettable. Use adjust_address rather than plus_constant.
5660 (floatunssidf2_internal): Likewise.
5661 (fix_truncdfsi2_internal): Split only when memory operand is
5662 offsettable. Use adjust_address rather than plus_constant.
5663 (fix_trunctfsi2_internal): Likewise.
5664 (floatsidf2_internal): Likewise.
5666 2005-05-02 Diego Novillo <dnovillo@redhat.com>
5668 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5669 (set_value_range_to_null): Likewise.
5670 (set_value_range_to_varying): New function. Use it in all
5671 call sites that used to call set_value_range (vr, VR_VARYING, ...).
5672 (extract_range_from_assert): If the integral type has a
5673 super-type, and LIMIT is not within MIN and MAX values of that
5674 type, set the resulting range to VR_VARYING.
5676 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
5678 * config/mmix/mmix.opt: New file.
5679 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5680 (mmix_cc1_ignored_option): Don't declare.
5681 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5682 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5683 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5684 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5685 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5686 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5687 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5688 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5690 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5691 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5692 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5694 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
5697 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5698 * c-decl.c (current_function_prototype_built_in,
5699 current_function_prototype_arg_types): New.
5700 (merge_decls): Keep source location of prototype followed by
5701 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
5702 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5703 (start_function): Always set current_function_prototype_locus,
5704 current_function_prototype_built_in and
5705 current_function_prototype_arg_types. Check for external
5706 prototype whether or not visible for external function and set
5707 current_function_prototype_arg_types accordingly.
5708 (store_parm_decls_oldstyle): Use
5709 current_function_prototype_arg_types for checking old-style
5710 definition against prototype. Give warnings only if
5711 current_function_prototype_built_in).
5713 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5715 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
5716 (ggc_alloc_zone_stat): Don't define.
5717 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
5718 ggc_alloc_zone_pass_stat.
5719 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
5720 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
5721 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
5723 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5725 * calls.c (expand_call): Handle current_function_pretend_args_size
5726 when checking for sibcalls.
5728 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5730 PR tree-optimization/21294
5731 * tree-vrp.c (vrp_expr_computes_nonzero): New.
5732 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
5734 2005-05-02 Janis Johnson <janis187@us.ibm.com>
5737 * gcov-io.h: Declare gcov external functions hidden.
5739 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5741 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
5742 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
5743 Use VEC instead of VARRAY.
5746 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
5749 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
5751 * c-common.c (resolve_overloaded_builtin): Forward to target
5752 hook for BUILT_IN_MD built-ins.
5753 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
5754 for all types of built-in.
5755 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
5756 in the definition of the target hooks struct.
5757 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
5758 * config/rs6000/altivec.h: Rewritten.
5759 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
5760 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
5761 rs6000_builtin_type, rs6000_builtin_type_compatible,
5762 altivec_overloaded_builtins, rs6000_builtin_type,
5763 rs6000_builtin_type_compatible): New.
5764 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
5766 (def_builtin): Turn into a function. Check for duplicates and store
5767 the builtin into rs6000_builtin_decls.
5768 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
5769 bdesc_1arg): Add overloaded builtins.
5770 (altivec_expand_builtin): Check for unresolved overloaded builtins,
5771 do not support ALTIVEC_COMPILETIME_ERROR.
5772 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
5773 nodes to represent front-end types.
5774 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
5775 with opaque arguments and/or return values.
5776 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
5777 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
5778 (rs6000_builtin_type_index): New.
5779 (is_ev64_opaque_type): Rename to...
5780 (rs6000_is_opaque_type): ... this.
5781 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
5784 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5786 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
5789 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
5790 Bernd Schmidt <bernd.schmidt@analog.com>
5792 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
5793 print_address_operand, print_operand, legitimize_pic_address,
5794 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
5795 output_pop_multiple): Use gcc_assert or gcc_unreachable as
5797 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
5799 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
5801 * doc/passes.texi: Document vectorization pass.
5803 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5805 * tree-scalar-evolution.c (get_exit_conditions_rec,
5806 select_loops_exit_conditions,
5807 number_of_iterations_for_all_loops,
5808 analyze_scalar_evolution_for_all_loop_phi_nodes,
5809 scev_analysis): Use VEC instead of VARRAY.
5811 2005-05-02 Michael Matz <matz@suse.de>
5814 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
5815 (warn_strict_null_sentinel): Define.
5816 (check_function_sentinel): Check for null_node as valid sentinel too.
5817 * c-common.h (c_tree_index): Added CTI_NULL.
5818 (null_node) Define global_tree[CTI_NULL].
5819 (warn_strict_null_sentinel): Declare.
5820 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
5821 * c.opt: (Wstrict-null-sentinel): New C++ option.
5822 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
5824 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5826 * gimplify.c (gimplify_compound_lval): Use VEC instead of
5829 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
5831 * dwarf2out.c (decl_scope_table, push_decl_scope,
5832 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
5835 2005-05-01 Mark Mitchell <mark@codesourcery.com>
5838 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
5840 * doc/cpp.texi (__DEPRECATED): Document.
5841 (__EXCEPTIONS): Likewise.
5842 (__GXX_WEAK__): Likewise.
5844 * function.c (INVOKE__main): Do not define.
5845 (expand_main_function): Check HAS_INIT_SECTION when determining
5846 whether or not to call __main.
5848 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5850 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5852 2005-01-05 Paul Brook <paul@codesourcery.com>
5854 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
5855 (INITIALIZE_TRAMPOLINE): Use it.
5856 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
5857 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
5858 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
5860 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
5862 * doc/install.texi (Specific): Omit dots in the @anchors names
5863 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
5864 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
5866 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5868 PR tree-optimization/18316
5869 PR tree-optimization/19126
5870 * tree.c (build_int_cst_type): Avoid shift by size of type.
5871 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
5873 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5874 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
5876 (dump_cand): Dump depends_on information.
5877 (determine_biv_step): Add argument to simple_iv call.
5878 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
5879 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
5881 (add_candidate_1): Record depends_on for candidates.
5882 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
5883 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
5884 Handle ivs with nonconstant step.
5885 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5886 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5887 (create_new_iv): Unshare the step before passing it to create_iv.
5888 (free_loop_data): Free cand->depends_on.
5889 (build_addr_strip_iref): New function.
5890 (find_interesting_uses_address): Use build_addr_strip_iref.
5891 (strip_offset_1): Split the recursive part from strip_offset.
5892 Strip constant offset component_refs and array_refs.
5893 (strip_offset): Split the recursive part to strip_offset_1.
5894 (add_address_candidates): Removed.
5895 (add_derived_ivs_candidates): Do not use add_address_candidates.
5896 (add_iv_value_candidates): Add candidates with stripped constant
5897 offset. Consider all candidates with initial value 0 important.
5898 (struct affine_tree_combination): New.
5899 (aff_combination_const, aff_combination_elt, aff_combination_scale,
5900 aff_combination_add_elt, aff_combination_add,
5901 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5902 fold_affine_sum): New functions.
5903 (get_computation_at): Use fold_affine_sum.
5904 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5905 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5908 2005-04-30 Michael Matz <matz@suse.de>
5910 * config/i386/i386.md (movmemsi): Also active when
5911 TARGET_INLINE_ALL_STRINGOPS.
5913 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5916 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5918 2005-04-30 Paul Brook <paul@codesourcery.com>
5920 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5922 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5923 * config/arm/ieee754-sf.S: Ditto.
5924 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5925 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5927 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5929 * tree-ssanames.c: Fix a comment typo.
5930 * doc/options.texi: Fix a typo.
5932 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5934 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5935 gcc_unreachable as appropriate.
5936 (split_adds_subs, cond_string, print_operand,
5937 h8300_initial_elimination_offset, h8300_classify_operand,
5938 h8300_unary_length, h8300_short_immediate_length,
5939 h8300_bitfield_length, h8300_binary_length,
5940 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5941 compute_plussi_length, compute_plussi_cc, output_logical_op,
5942 compute_logical_op_length, compute_logical_op_cc,
5943 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5944 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5945 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5946 h8300_regs_ok_for_stm): Likewise.
5947 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5948 monitor_prologue): Likewise.
5950 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5952 * loop-invariant.c (invariants, create_new_invariant,
5953 get_inv_cost, best_gain_for_invariant,
5954 find_invariants_to_move, move_invariants,
5955 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5958 2005-04-29 Richard Henderson <rth@redhat.com>
5960 * function.c (instantiate_decls): Remove valid_only argument.
5961 (instantiate_decls_1, instantiate_decl): Likewise.
5962 (instantiate_virtual_regs_1): Delete.
5963 (instantiate_virtual_regs_lossage): Delete.
5964 (instantiate_virtual_regs_in_rtx): New.
5965 (safe_insn_predicate): New.
5966 (instantiate_virtual_regs_in_insn): New.
5967 (instantiate_virtual_regs): Update to match all that. Only run
5968 instantiate_decls once.
5970 2005-04-29 Richard Henderson <rth@redhat.com>
5971 Daniel Jacobowitz <dan@codesourcery.com>
5973 * gengtype.c (write_func_for_structure): Split out ...
5974 (output_type_enum): ... new function. Fix thinko accessing
5975 TYPE_PARAM_STRUCT data.
5977 2005-04-29 Tom Tromey <tromey@redhat.com>
5979 * tree.c (build_block): Removed unused 'tags' argument.
5980 * tree.h (build_block): Removed argument.
5982 2005-04-29 Michael Matz <matz@suse.de>
5984 PR rtl-optimization/21144
5985 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5987 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5989 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5990 flag_reorder_blocks.
5992 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5994 PR tree-optimization/21030
5995 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5996 ranges where VR->MAX is smaller than VR->MIN.
5998 2005-04-29 Devang Patel <dpatel@apple.com>
6000 PR tree-optimization/21272
6001 PR tree-optimization/21266
6002 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6004 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6006 * tree-flow-inline.h: Fix a comment typo.
6007 * doc/tree-ssa.texi: Fix a typo.
6009 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6011 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6013 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6014 gcc_unreachable as appropriate.
6015 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6016 fr30_print_operand, fr30_move_double): Likewise.
6017 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6019 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6021 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6022 definition has already been provided.
6023 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6024 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6025 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6027 2005-04-29 Jim Tison <jtison@us.ibm.com>
6029 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6030 trace hooks calls to improve performance.
6032 2005-04-29 Julian Brown <julian@codesourcery.com>
6033 Mark Mitchell <mark@codesourcery.com>
6034 Paul Brook <paul@codesourcery.com>
6036 * crtstuff.c: Handle targets that use .init_array.
6037 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6038 that INVOKE__main is set correctly.
6039 (expand_main_function): Test INVOKE__main.
6040 * libgcc2.c: Do not define __main when using .init_array.
6041 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6042 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6044 (DTORS_SECTION_ASM_OP): Likewise.
6045 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6046 (CTOR_LIST_END): Likewise.
6047 (DTOR_LIST_BEGIN): Likewise.
6048 (DTOR_LIST_END): Likewise.
6049 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6050 (FINI_SECTION_ASM_OP): Likewise.
6051 (INIT_ARRAY_SECTION_ASM_OP): Define.
6052 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6053 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6054 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6055 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6056 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6058 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6060 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6061 gcc_assert and gcc_unreachable as appropriate.
6062 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6063 const_int_cost, output_move_const_into_data_reg,
6064 output_move_qimode, output_move_double, find_addr_reg,
6065 print_operand, print_operand_address): Likewise.
6066 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6067 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6068 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6069 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6070 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6071 conditional_trap): Likewise.
6072 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6074 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6076 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6077 gcc_unreachable as appropriate.
6078 (gen_conditional_move, xtensa_split_operand_pair,
6079 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6080 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6081 xtensa_copy_incoming_a7, xtensa_output_literal,
6082 xtensa_output_literal, xtensa_output_literal): Likewise.
6083 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6084 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6085 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6086 movsicc_internal1, movsfcc_internal0,
6087 movsfcc_internal1): Likewise.
6089 2005-04-28 James E Wilson <wilson@specifixinc.com>
6091 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6092 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6094 2005-04-28 DJ Delorie <dj@redhat.com>
6096 * opt-functions.awk (var_set): Emit proper initializer for
6097 non-target bitfields.
6099 2005-04-28 Devang Patel <dpatel@apple.com>
6101 * dbxout.c (have_used_extensions): Remove.
6102 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6103 have_used_extensions.
6105 2005-04-28 James E Wilson <wilson@specifixinc.com>
6107 * doc/install.texi: Update -enable-languages info. Correct path to
6110 2005-04-28 DJ Delorie <dj@redhat.com>
6112 * optc-gen.awk (END): Make sure no variable is defined more
6114 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6115 Allow for bitfield variables other than target_flags.
6116 * doc/options.text (Mask): Document that you may specify a
6117 variable other than target_flags.
6119 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6121 PR rtl-optimization/18877
6122 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6123 number in val.start.
6125 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6128 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6130 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6131 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6132 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6134 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6136 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6137 creating pseudos when the base offset is too large.
6139 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6141 * global.c (earlyclobber_regclass): Change the type to
6143 (check_earlyclobber): Update uses of earlyclobber_regclass.
6144 (mark_reg_use_for_earlyclobber): Likewise.
6145 (calculate_local_reg_bb_info): Allocate and free
6146 earlyclobber_regclass using the VEC API.
6148 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
6150 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6153 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6155 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6158 * config.gcc: Obsolete c4x-* and tic4x-*.
6160 * tree.h (edge_def): Remove.
6162 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6163 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6164 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6165 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6168 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6169 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6170 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6171 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6172 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6173 machmode.def, mips-tfile.c, params.c, pretty-print.c,
6174 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6175 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6176 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6177 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6178 config/i386/cygming.h, config/i386/djgpp.h,
6179 config/i386/lynx.h, config/i386/netware.c,
6180 config/i386/winnt.c, config/ia64/ia64-c.c,
6181 config/iq2000/iq2000.c, config/m32r/little.h,
6182 config/m68k/m68k-protos.h, config/m68k/m68k.h,
6183 config/m68k/m68k.md, config/mcore/mcore.c,
6184 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6185 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6186 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6187 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6188 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6189 config/pdp11/pdp11.h, config/rs6000/darwin.h,
6190 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6191 config/s390/2064.md, config/s390/2084.md,
6192 config/s390/s390-modes.def, config/s390/s390-protos.h,
6193 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6194 config/stormy16/stormy16.c, config/vax/vax-protos.h,
6195 config/vax/vax.c, config/vax/vax.h,
6196 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6199 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
6201 * c-typeck.c (build_compound_expr): Correct logic in last change.
6203 2005-04-27 James E. Wilson <wilson@specifixinc.com>
6205 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6206 parameters. Replace conditional move code with assert checking for
6207 ar.lc. Delete obsolete comments.
6208 (set_src_needs_barrier): Delete cond parameter, and code using it.
6209 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
6210 assert checking for PR_REGS. Fix calls to update_set_flags and
6211 set_src_needs_barrier.
6212 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
6213 callers. Rewrite explanatory comment before the function.
6214 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6217 2005-04-27 Mike Stump <mrs@apple.com>
6219 * doc/cpp.texi: gcc now implements universal character names.
6221 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6224 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6225 being a compound expression whose right-hand side is cast to void.
6227 2005-04-27 Caroline Tice <ctice@apple.com>
6229 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6230 Remove targetm.have_named_sections test.
6231 (fix_edges_for_rarely_executed_code): Likewise.
6232 (insert_section_boundary_note): Likewise.
6233 (reorder_basic_blocks): Check partitioning flag before calling
6234 verify_hot_cold_block_grouping.
6235 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6236 the function struct rather than global variables.
6237 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6238 (COLD_END_LABEL): Likewise
6239 (cold_text_section_label): New static global variable.
6240 (cold_end_label): Likewise.
6241 (dwarf2out_switch_text_section): Get hot/cold section labels from
6242 the function struct rather than global variables; test to make sure
6244 (output_aranges): Use cold_text_section_label and cold_end_label;
6245 check partitioning flag before putting out delta.
6246 (output_ranges): Remove incorrect code attempting to use
6248 (output_line_info): Get cold section label from function struct; test
6249 to make sure cfun is defined.
6250 (add_location_or_const_value_attribute): Likewise.
6251 (dwarf2out_var_location): Likewise.
6252 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6253 write out cold_text_section_label if partition flag is set.
6254 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6255 * function.h (struct function): Add new fields to point to hot/cold
6256 section labels: hot_section_label, cold_section_label,
6257 hot_section_end_label and cold_section_end_label; also add new field
6258 for cold text section name, unlikely_text_section_name.
6259 * opts.c (decode_options): Turn off partitioning flag if
6260 !targetm.have_named_sections.
6261 * output.h (hot_section_label): Remove.
6262 (hot_section_end_label): Remove.
6263 (cold_section_end_label): Remove.
6264 (unlikely_section_label): Remove.
6265 (unlikely_text_section_name): Remove.
6266 * passes.c (rest_of_handle_final): Remove extra blank line.
6267 * varasm.c (unlikely_section_label): Remove.
6268 (hot_section_label): Remove.
6269 (hot_section_end_label): Remove.
6270 (cold_section_end_label): Remove.
6271 (unlikely_text_section_name): Remove.
6272 (initialize_cold_section_name): Modify to call
6273 targetm.strip_name_encoding; to store cold section name in current
6274 function struct, if it exists; and to only use the decl_section_name
6275 if flag_named_sections is true.
6276 (unlikely_text_section): Modify to get section name out of current
6277 function struct, if there is one; otherwise build it from
6278 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6279 (in_unlikely_text_section): Likewise.
6280 (named_section): Modify to get/put cold section name in current function
6281 struct, if there is one.
6282 (function_section): Change 'bool unlikely' to 'int reloc'; check
6283 targetm.have_named_sections before calling named_section.
6284 (current_function_section): Likewise.
6285 (assemble_start_function): Modify to get/put unlikely_text_section_name
6286 in current function struct; modify to get hot/cold section labels
6287 from function struct; initialize labels using
6288 ASM_GENERATE_INTERNAL_LABEL;
6289 test partitioning flag before writing out hot section label.
6290 (assemble_end_function): Test partitioning flag before writing out
6291 hot/cold section labels.
6292 (default_section_type_flags_1): Get cold text section name from
6293 function struct if there is one; Set flags correctly for
6294 cold text section if there is not a current function struct.
6296 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6298 * tree-ssa-propagate.c (set_rhs): Revert last change.
6300 2005-04-27 Steve Ellcey <sje@cup.hp.com>
6302 * explow.c (convert_memory_address): Add gcc_assert.
6304 2005-04-27 Mark Mitchell <mark@codesourcery.com>
6306 * configure.ac: Check for ld --sysroot support.
6307 * gcc.c: Document %R specifier for specs.
6308 (SYSROOT_SPEC): New macro.
6309 (sysroot_spec): New variable.
6310 (static_specs): Add sysroot_spec.
6311 (main): Pass the sysroot spec to the linker if appropriate.
6312 * configure: Regenerated.
6313 * config.in: Likewise.
6315 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6317 * fold-const.c (fold_binary): Use build_fold_addr_expr
6318 for address calculation and INDIRECT_REF handling.
6320 2005-04-27 Andrew Haley <aph@redhat.com>
6322 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6324 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6326 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6327 pointer when thumb backtracing is on.
6329 * config/fp-bit.c (abort): Revert change.
6331 2005-04-27 Ian Lance Taylor <ian@airs.com>
6333 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6335 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6337 * tree-ssa-dce.c: Fix a comment typo.
6339 2005-04-27 David S. Miller <davem@davemloft.net>
6341 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6342 Kill setjmpless_size. current_function_calls_setjmp is completely
6343 computed when we are called, so just use the optimized size value
6344 instead of using REG_SAVE_AREA notes.
6345 (optimize_save_area_alloca): Delete....
6346 * rtl.h (optimize_save_area_alloca): Likewise...
6347 * passes.c (rest_of_compilation): and don't call it any more.
6348 * reg-notes.def (SAVE_AREA): Delete.
6350 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6352 * config/fp-bit.c (abort): Add noreturn attribute.
6354 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6355 gcc_unreachable as appropriate.
6356 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6357 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6358 ASM_OUTPUT_REG_POP): Likewise.
6360 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
6362 * tree-complex.c (expand_vector_operations_1): Do not build
6363 VIEW_CONVERT_EXPR's for the lhs.
6365 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6367 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6368 unnecessary noncanonical RTL handling.
6369 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6370 gcc_assert and gcc_unreachable.
6372 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6373 gcc_unreachable as appropriate.
6374 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6375 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6376 use_return_insn, const_ok_for_op, arm_gen_constant,
6377 arm_canonicalize_comparison, legitimize_pic_address,
6378 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6379 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6380 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6381 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6382 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6383 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6384 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6385 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6386 output_call, output_mov_long_double_fpa_from_arm,
6387 output_mov_long_double_arm_from_fpa,
6388 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6389 output_move_double, arithmetic_instr, shift_op, int_log2,
6390 output_return_instruction, arm_output_function_prologue,
6391 arm_output_epilogue, arm_output_function_epilogue,
6392 emit_multi_reg_push, arm_get_frame_offsets,
6393 arm_compute_initial_elimination_offset, arm_expand_prologue,
6394 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6395 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6396 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6397 thumb_compute_initial_elimination_offset,
6398 thumb_output_function_prologue, thumb_load_double_from_address,
6399 thumb_output_move_mem_multiple, thumb_reload_out_hi,
6400 arm_emit_vector_const, arm_dbx_register_number): Likewise.
6401 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6402 * config/arm/arm.md (thumb_extendhisi2,
6403 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6404 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6405 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6406 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6407 * config/arm/cirrus.md (*cirrus_arm_movdi,
6408 *cirrus_movdf_hard_insn): Likewise.
6409 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6411 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6413 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6414 (num_ssa_names): Use VEC_length.
6415 (ssa_names): Use VEC_index.
6416 * tree-ssanames.c (ssa_names): Change the type to
6418 (init_ssanames, fini_ssa_names, make_ssanames,
6419 release_ssa_name): Update uses of ssa_names.
6421 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6422 Use fold_buildN instead of fold (buildN (...)).
6424 2005-04-27 Devang Patel <dpatel@apple.com>
6426 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6428 2005-04-27 Matt Thomas <matt@3am-software.com>
6429 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6431 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6432 (vax_output_mi_thunk): Ditto.
6433 (vax_notice_cc_update): Ditto.
6434 (INDEX_REGISTER_P): Add trailing \.
6435 (BASE_REGISTER_P): Add trailing \.
6436 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6438 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6440 * tree-ssa-propagate.c (set_rhs): Check operand of
6441 ADDR_EXPR for gimpliness, too.
6443 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6445 * tree-ssa-pre.c: Fix a comment typo.
6447 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6449 PR tree-optimization/21171
6450 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6451 record address uses if the reference is volatile.
6453 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6455 * tree-complex.c (expand_vector_operation): New, extracted from
6456 expand_vector_operations_1.
6457 (tree_vec_extract): Build a NOP_EXPR.
6458 (expand_vec_parallel): Do not care about returning the correct type.
6459 (expand_vector_operations_1): Call expand_vector_operation.
6460 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6462 * tree-complex.c (gate_expand_vector_operations): New.
6463 (pass_lower_vector_ssa): Use it.
6464 * tree-optimize.c (init_tree_optimization_passes): Include
6465 pass_lower_vector_ssa.
6466 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6467 (vectorizable_operation): Use it.
6468 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6469 integer modes for the vector type.
6471 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6472 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6473 Do not cope with UNITS_PER_SIMD_WORD == 0.
6474 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6475 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6476 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6477 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6478 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6479 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6480 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6482 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6483 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6484 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6486 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6487 (UNITS_PER_SIMD_WORD): New.
6489 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6491 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6492 gcc_unreachable as appropriate.
6493 (ia64_expand_load_address, ia64_expand_tls_address,
6494 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6495 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6496 next_scratch_gr_reg, ia64_initial_elimination_offset,
6497 ia64_expand_prologue, ia64_expand_epilogue,
6498 ia64_output_dwarf_dtprel, ia64_print_operand,
6499 ia64_register_move_cost, first_instruction, rws_access_regno,
6500 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6501 ia64_sched_init, ia64_variable_issue,
6502 ia64_first_cycle_multipass_dfs_lookahead_guard,
6503 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6504 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6505 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6506 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6507 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6508 * config/ia64/predicates.md (got_symbolic_operand,
6509 sdata_symbolic_operand): Likewise.
6510 * config/ia64/vect.md (vcondv2sf): Likewise.
6512 2005-04-27 Matt Thomas <matt@3am-software.com>
6514 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6515 CONSTANT_ADDRESS_P in config/vax/vax.h
6516 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6517 (INDEX_REGISTER_P): New.
6518 (BASE_REGISTER_P): New.
6519 (indirectable_constant_address_p): New. Adapted from
6520 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6521 (indirectable_address_p): New. Adapted from
6522 INDIRECTABLE_ADDRESS_P in vax.h.
6523 (nonindexed_address_p): New. Adapted from
6524 GO_IF_NONINDEXED_ADDRESS in vax.h.
6525 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6526 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6527 (legitimate_address_p): New. Adapted from
6528 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6529 (vax_mode_dependent_address_p): New. Adapted from
6530 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6531 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6532 legitimate_constant_address_p.
6533 (CONSTANT_P): Use legitimate_constant_p.
6534 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6535 (INDIRECTABLE_ADDRESS_P): Removed.
6536 (GO_IF_NONINDEXED_ADDRESS): Removed.
6537 (INDEX_TEMP_P): Removed.
6538 (GO_IF_REG_PLUS_INDEX): Removed.
6539 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6540 definitions, depending on whether REG_OK_STRICT is defined.
6541 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6542 Two definitions, depending on whether REG_OK_STRICT is defined.
6543 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6545 (legitimate_constant_p): Prototype added.
6546 (legitimate_address_p): Prototype added.
6547 (vax_mode_dependent_address_p): Prototype added.
6549 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6551 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6553 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6556 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6559 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6562 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6563 assertion failures, if __gcc_host_wide_int__ is not properly
6565 (init_dynamic_diag_info): Give errors, not assertion failures, if
6566 location_t, tree or __gcc_host_wide_int__ are not properly
6569 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6571 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6572 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6573 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6574 prepare_decl_rtl, free_loop_data,
6575 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6578 * tree.h (tree_phi_node): Add a comment about the order of PHI
6581 2005-04-26 Paul Brook <paul@codesourcery.com>
6583 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6585 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
6587 * config/mips.mips.c (mips_legitimize_tls_address): Use
6590 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6591 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6592 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6594 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6597 2005-04-26 Jeff Law <law@redhat.com>
6599 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6600 (op_iter_init_must_and_may_def): Likewise.
6601 (unmodifiable_var_p): Move to a later point in the file.
6602 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6603 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6604 (dse_record_phis): Directly check for virtual operands rather than
6605 using need_imm_uses_for.
6606 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
6607 store has multiple V_{MAY,MUST}_DEF operands.
6609 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
6611 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6614 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6616 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6617 call to find_edge outside a loop to go through a PHI chain.
6619 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
6621 PR tree-optimization/17598
6622 * fold-const.c (fold_binary): Fold comparisons of addresses
6623 of COMPONENT_REFs which reference the same field to
6624 comparisons of the addresses of the base objects.
6626 2005-04-26 Julian Brown <julian@codesourcery.com>
6628 * config/arm/arm.c (arm_return_in_msb): New function.
6629 (arm_must_pass_in_stack): New function.
6630 (TARGET_RETURN_IN_MSB): Define target hook.
6631 (TARGET_MUST_PASS_IN_STACK): Define target hook.
6632 (arm_function_value): Pad small aggregate return.
6633 (arm_pad_arg_upward): New function.
6634 (arm_pad_reg_upward): New function.
6635 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6636 (FUNCTION_ARG_PADDING): Define macro.
6637 (BLOCK_REG_PADDING): Define macro.
6638 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6639 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6640 (arm_pad_reg_upward): Declare function.
6642 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6644 * basic-block.h (ei_cond): New.
6645 (FOR_EACH_EDGE): Call ei_cond.
6647 PR tree-optimization/21047
6648 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6649 (fold): Don't handle ASSERT_EXPR.
6651 2005-04-25 Roger Sayle <roger@eyesopen.com>
6653 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6654 all writes to any stack register as a read/write dependency on
6656 (sched_analyze_2): Likewise, for reads from any stack register.
6658 2005-04-25 Richard Henderson <rth@redhat.com>
6660 * final.c (output_addr_const): Revert 2005-04-09 change.
6662 2005-04-25 Mike Stump <mrs@apple.com>
6664 * config/darwin.c (darwin_encode_section_info): Always set
6665 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6667 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6670 gensupport.c, protoize.c, toplev.c: Replace calls to
6671 `unlock_stream' with `unlock_std_streams'.
6673 2005-04-25 Devang Patel <dpatel@apple.com>
6675 * dbxout.c (dbxout_type): Emit attribute vector.
6677 2005-04-05 Paul Brook <paul@codesourcery.com>
6679 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6680 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6681 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6682 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6683 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6684 (register_dtor_fn): Likewise.
6685 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6687 2005-04-25 Ian Lance Taylor <ian@airs.com>
6689 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6690 * c-common.h (EXPR_STMT_EXPR): Don't define.
6691 (c_common_stmt_codes): Don't define.
6692 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6693 * c-gimplify.c (gimplify_expr_stmt): Remove.
6694 (c_gimplify_expr): Remove EXPR_STMT case.
6695 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6696 to INIT_STATEMENT_CODES.
6697 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6699 2005-04-25 Jan Hubicka <jh@suse.cz>
6701 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6703 * except.c: Include diagnostic.h
6704 (dump_eh_tree, verify_eh_tree): New functions.
6705 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6706 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6707 (dump_function_to_file): dump eh tree.
6708 * tree-eh.c (mark_eh_edge): New function.
6709 (mark_eh_edge_found_error): New static variable.
6710 (verify_eh_edges): New function.
6712 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
6714 * tree-ssa-alias.c (fieldoff_t): Remove.
6715 (fieldoff_s): typedef the structure itself. Create a vector of
6717 (push_fields_onto_fieldstack): Return count of fields pushed.
6718 Remove peeling of first field. Adjust.
6719 (fieldoff_compare): Adjust.
6720 (create_overlap_variables_for): Adjust.
6722 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6724 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
6726 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6729 * doc/install.texi: Document correct assembler and linker to use
6730 on i?86-*-solaris2.10.
6732 2005-04-25 Steven Bosscher <stevenb@suse.de>
6734 Fix PR tree-optimization/21173
6736 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
6737 Unshare expression we pass to force_gimple_operand.
6739 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
6740 Stephen Clarke <stevec@superh.com>
6741 Roger Sayle <roger@eyesopen.com>
6743 PR rtl-optimization/20413
6744 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
6745 VOIDmode for LABEL_REF.
6746 * final.c (shorten_branches): Likewise.
6747 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
6748 * loop.c (reg_dead_after_loop): Likewise.
6749 * varasm.c (decode_addr_const): Likewise.
6750 * doc/rtl.texi: Document mode requirement for LABEL_REF.
6752 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
6754 * config.gcc (avr-*-*): Remove redundant "case".
6756 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
6758 * tree-vect-analyze.c (vect_mark_relevant): Take
6759 VEC(tree,heap) instead of varray_type as an argument.
6760 (vect_mark_stmts_to_be_vectorized): Change the type of
6761 worklist to VEC(tree,heap). Adjust uses of worklist.
6763 2005-04-24 Devang Patel <dpatel@apple.com>
6765 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
6767 2005-04-24 Ian Lance Taylor <ian@airs.com>
6769 * c-semantics.c (build_stmt): Remove test of specific tree codes
6770 for TREE_SIDE_EFFECTS handling.
6772 2005-04-24 Per Bothner <per@bothner.com>
6774 * c-opts.c (finish_options): Make the line-number of the <built-in>
6775 location 0, as assumed elsewhere, rather than 1.
6777 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6779 * tree-ssa-uncprop.c (equiv_stack): Change the type o
6781 (tree_ssa_uncprop, uncprop_finalize_block,
6782 uncprop_initialize_block): Update uses of equiv_stack.
6784 2005-04-24 Richard Henderson <rth@redhat.com>
6787 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
6788 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
6790 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
6791 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
6792 <DIV, MOD>: Likewise.
6794 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6796 * collect2.c (main): Unlock the stdio streams.
6797 * gcc.c (main): Likewise.
6798 * gcov-dump.c (main): Likewise.
6799 * gcov.c (main): Likewise.
6800 * gen-protos.c (main): Likewise.
6801 * gensupport.c (init_md_reader_args_cb): Likewise.
6802 * protoize.c (main): Likewise.
6803 * toplev.c (general_init): Likewise.
6805 2005-04-24 Jakub Jelinek <jakub@redhat.com>
6808 * cgraph.h (cgraph_local_info): Add vtable_method field.
6809 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
6810 and node is vtable_method, finalized and not reachable, don't do
6813 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6815 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
6817 * tree-ssa-pre.c (create_value_expr_from): Use
6818 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
6819 * tree-ssa-propagate.c (stmt_makes_single_load,
6820 stmt_makes_single_store): Use REFERENCE_CLASS_P.
6821 * tree-vect-transform.c (vect_is_simple_cond): Use
6823 * tree-vrp.c (extract_range_from_assert,
6824 build_assert_expr_for, fp_predicate, has_assert_expr): Use
6827 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
6828 of tpa_to_clear to VEC(int,heap). Update uses of
6829 tpa_to_clear. Free tpa_to_clear at the end.
6831 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
6833 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
6836 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
6838 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
6839 and gcc_unreachable as appropriate.
6840 (num_insns_constant, output_vec_const_move,
6841 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
6842 rs6000_emit_set_const, rs6000_emit_move,
6843 spe_build_register_parallel, function_arg,
6844 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
6845 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
6846 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
6847 rs6000_common_init_builtins, expand_block_clear,
6848 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
6849 extract_ME, rs6000_get_some_local_dynamic_name,
6850 rs6000_output_function_entry, print_operand,
6851 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
6852 output_cbranch, output_e500_flip_gt_bit,
6853 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
6854 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
6855 compute_save_world_info, rs6000_stack_info,
6856 rs6000_emit_load_toc_table, rs6000_frame_related,
6857 spe_synthesize_frame_save, rs6000_emit_epilogue,
6858 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
6859 output_function_profiler, rs6000_trampoline_size,
6860 rs6000_initialize_trampoline, find_addr_reg,
6861 rs6000_machopic_legitimize_pic_address,
6862 rs6000_initial_elimination_offset,
6863 rs6000_dbx_register_number): Likewise.
6864 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
6865 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
6866 *movti_power, *movti_string, call, call_value, sibcall,
6867 sibcall_value): Likewise.
6868 * config/rs6000/spe.md (*movdf_e500_double,
6869 *movv2si_internal): Likewise.
6870 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
6873 2005-04-24 Richard Henderson <rth@redhat.com>
6876 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
6877 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
6878 Deny modes smaller than 4 bytes.
6879 * config/i386/i386-protos.h: Update.
6881 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
6883 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
6884 Switch h8300-*-rtems* to ELF.
6886 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6888 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6890 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6892 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6894 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
6897 * fold-const.c: Fold &a[i]-&a[j] to i-j.
6899 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6901 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6902 definitions of ssa names in condition. Split recusive part to ...
6903 (tree_simplify_using_condition_1): New function.
6904 (expand_simple_operations): New function.
6906 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6908 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6909 (find_interesting_uses_cond): Do not use integer_zerop and
6910 integer_nonzerop to check for integer constants.
6911 (set_use_iv_cost): Record the value field.
6912 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6913 determine_use_iv_cost_outer): Set the value field of the cost pair.
6914 (may_eliminate_iv): Do not return the comparison code.
6915 (iv_elimination_compare): New function.
6916 (determine_use_iv_cost_condition): Set the value field. Record
6917 noneliminable invariants correctly.
6918 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6920 2005-04-23 DJ Delorie <dj@redhat.com>
6922 * diagnostic.c (warning): Accept parameter to classify warning option.
6923 (warning0): New, for when a pointer to an error() like function is needed.
6924 * errors.c (warning): Likewise.
6925 * errors.h (warning, warning0): Adjust prototypes.
6926 * toplev.h (warning, warning0): Likewise.
6928 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6929 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6930 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6931 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6932 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6933 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6934 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6935 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6937 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6938 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6939 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6940 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6941 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6942 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6943 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6944 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6945 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6946 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6947 config/rs6000/aix52.h, config/rs6000/darwin.h,
6948 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6949 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6950 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6951 config/stormy16/stormy16.c, config/v850/v850-c.c,
6952 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6955 2005-04-23 Richard Henderson <rth@redhat.com>
6958 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6959 performing some integral scalar simplifications.
6961 2005-04-23 Richard Henderson <rth@redhat.com>
6964 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6965 simplifying CONST_VECTOR.
6967 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6969 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6970 heap as an argument. Update uses of stack.
6971 (calculate_live_on_entry): Allocate stack on heap.
6973 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6974 partition_link and tpa_nodes on heap.
6976 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6977 (mark_stmt_necessary, propagate_necessity,
6978 mark_really_necessary_kill_operand_phis): Update uses of
6980 (tree_dce_init): Allocate worklist using VEC_alloc.
6981 (tree_dce_done): Free worklist using VEC_free.
6983 2005-04-23 Mike Stump <mrs@apple.com>
6985 * config/darwin.c (machopic_indirection_name): Don't use
6987 (darwin_emit_unwind_label): Use user_label_prefix instead of
6990 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6992 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6994 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6996 * config.gcc <cris-*>: Specify .opt files.
6997 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6998 config/cris/linux.opt: New files.
6999 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7000 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7001 (TARGET_ELF): Override to 0.
7002 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7003 -melinux-stacksize=N.
7004 * config/cris/cris.c: (cris_handle_option): New function.
7005 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7006 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7007 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7008 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7009 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7010 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7011 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7012 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7013 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7014 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7015 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7016 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7017 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7018 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7019 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7020 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7021 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7022 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7023 (TARGET_LINUX): Define 0.
7024 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7025 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7026 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7027 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7028 (TARGET_LINUX): Override to 1.
7029 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7031 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7033 * haifa-sched.c (schedule_block): Fix thinko in previous
7034 assertification patch.
7036 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7038 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7039 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7040 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7041 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7042 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7043 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7044 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7046 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7047 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7048 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7049 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7050 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7051 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7052 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7053 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7054 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7055 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7056 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7057 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7058 (SUBTARGET_OPTIONS): Delete.
7059 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7060 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7061 instead of a string.
7062 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7063 (pa_cpu_string, pa_unix_string): Delete.
7064 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7065 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7067 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7068 (pa_handle_option): New function.
7069 (override_options): Remove handling of -march=, -mfixed-range=,
7070 -mschedule= and -munix=.
7071 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7072 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7073 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7074 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7075 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7076 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7077 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7079 * config/pa/pa.opt: New file.
7080 * config/pa/pa-hpux.opt: New file.
7081 * config/pa/pa-hpux1010.opt: New file.
7082 * config/pa/pa-hpux1111.opt: New file.
7083 * config/pa/pa64-hpux.opt: New file.
7085 2005-04-22 David S. Miller <davem@davemloft.net>
7087 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7088 integer when it's mode is VOIDmode not DImode.
7090 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7092 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7093 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7094 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7095 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7096 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7097 "bne- $-xxx" rather than local labels.
7098 (sync_lock_release<mode>): Add second operand.
7099 (lwsync): Use .long rather than a more meaningful opcode.
7100 * doc/md.texi (Standard Names): Add description of second
7101 parameter to sync_lock_test_and_set.
7103 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7105 PR tree-optimization/21088
7106 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7108 * tree-vrp.c (compare_values): Use fold_binary to compare
7109 pointers. Use boolean_type_node as the type of a comparison
7110 expression being folded.
7111 * tree.h: Add prototypes for fold_unary, fold_binary,
7114 * tree-ssa-dom.c: Fix formatting.
7116 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7118 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7119 * lambda-code.c (perfect_nestify): Mark virtual operands in
7120 the moved statement for renaming.
7121 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7122 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7123 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7124 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7125 * tree-flow.h (struct var_ann_d): Update comments.
7126 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7127 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7128 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7129 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7130 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7131 debug_names_replaced_by): Remove declarations.
7132 (delete_update_ssa, get_current_def, set_current_def): Declare.
7133 (rewrite_into_loop_closed_ssa): Add new argument. Update
7135 * tree-into-ssa.c: Include params.h.
7136 (old_virtual_ssa_names): Remove. Update all users.
7137 (need_to_replace_names_p): Remove. Update all users.
7138 (struct update_ssa_stats_d): Declare.
7139 (update_ssa_stats): New local.
7140 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7141 dump_tree_ssa_stats, debug_tree_ssa_stats,
7142 dump_update_ssa, debug_update_ssa,
7143 dump_names_replaced_by, debug_names_replaced_by): Declare.
7144 (get_current_def, set current_def): Make extern.
7145 (is_old_name, is_new_name): Protect against references
7146 past the end of the sets.
7147 (add_new_name_mapping): Assert that OLD and NEW are
7148 different SSA names for the same symbol.
7149 When adding a virtual mapping, update stats for virtual
7151 (insert_phi_nodes_for): If UPDATE_P is true, create the
7152 LHS of the new PHI by duplicating SSA name VAR.
7153 (insert_phi_nodes_1): Remove. Update all users.
7154 (insert_phi_nodes): Remove second argument. Update all
7156 (maybe_replace_use, maybe_replace_def): New.
7157 (rewrite_update_stmt): Call them.
7158 (mark_def_interesting): Remove calls to is_gimple_reg.
7159 (prepare_phi_args_for_update): Remove. Update all users.
7160 (prepare_block_for_update): Only process virtual operands
7161 and GIMPLE registers in normal form.
7162 (prepare_use_sites_for): New.
7163 (prepare_names_to_update): Rename from prepare_def_sites.
7164 Call prepare_use_sites_for.
7165 (dump_update_ssa): Rename from dump_repl_tbl.
7167 Show statistics for virtual mapping heuristic.
7168 (debug_update_ssa): Rename from debug_debug_repl_tbl.
7169 (init_update_ssa): Initialize UPDATE_SSA_STATS.
7170 (delete_update_ssa): Make extern.
7171 (mark_set_for_renaming): If the set is empty, do nothing.
7172 (release_ssa_name_after_update_ssa): Update comment.
7173 (insert_updated_phi_nodes_for): Do not remove existing
7174 PHI nodes for symbols.
7175 (switch_virtuals_to_full_rewrite_p): New.
7176 (switch_virtuals_to_full_rewrite): New.
7177 (update_ssa): Call them.
7178 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7179 for every statement before updating.
7180 If all the names in NEW_SSA_NAMES have been marked for
7181 removal, do nothing.
7182 Only start at the top of the CFG if there are symbols in
7184 (ssa_rewrite_finalize_block): Remove.
7185 (ssa_register_new_def): Remove.
7186 (ssa_rewrite_stmt): Remove.
7187 (ssa_rewrite_phi_arguments): Remove.
7188 (ssa_rewrite_initialize_block): Remove.
7189 (ssa_mark_def_sites): Remove.
7190 (ssa_mark_def_sites_initialize_block): Remove.
7191 (ssa_mark_phi_uses): Remove.
7192 (rewrite_ssa_into_ssa): Remove.
7193 * tree-phinodes.c (find_phi_node_for): Remove.
7194 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7196 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7197 Remove calls to verify_dominators and
7198 verify_loop_structure.
7199 (tree_unswitch_single_loop): Call update_ssa.
7200 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7203 (delete_tree_ssa): Assert that need_ssa_update_p returns
7205 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7206 * tree-vectorizer.c (allocate_new_names, rename_def_op,
7207 free_new_names): Remove. Update all users.
7208 (rename_use_op): Call get_current_def.
7209 (rename_variables_in_bb): Do not handle any real or
7211 (slpeel_update_phis_for_duplicate_loop): Call
7212 get_current_def and set_current_def instead of using
7214 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7215 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7216 ssa_names_to_replace and delete_update_ssa.
7217 * doc/invoke.texi: Document --param min-virtual-mappings
7218 and --param virtual-mappings-ratio.
7220 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7222 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7223 for newly created PHI nodes.
7224 Call create_new_def_for for every new V_MAY_DEF and
7225 V_MUST_DEF on the copied statement.
7226 (struct ssa_name_map_entry): Remove.
7227 (ssa_name_map_entry_hash): Remove.
7228 (ssa_name_map_entry_eq): Remove.
7229 (allocate_ssa_names): Remove.
7230 (rewrite_to_new_ssa_names_def): Remove.
7231 (rewrite_to_new_ssa_names_use): Remove.
7232 (rewrite_to_new_ssa_names_bb): Remove.
7233 (rewrite_to_new_ssa_names): Remove.
7234 (tree_duplicate_sese_region): Remove variables ver,
7235 definitions, phi, ssa_name_map and bi.
7236 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7238 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7239 update_ssa instead of rewrite_ssa_into_ssa.
7240 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7242 (find_uses_to_rename_use): Add argument 'need_phis'.
7243 (find_uses_to_rename_stmt): Do not scan virtual operands.
7244 (find_uses_to_rename): Only scan PHI nodes for
7246 (rewrite_into_loop_closed_ssa): Call update_ssa.
7247 (check_loop_closed_ssa_use): Ignore virtual operands.
7248 (check_loop_closed_ssa_stmt): Likewise.
7249 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7251 (rename_variables, set_phi_def_stmts): Remove.
7252 (tree_duplicate_loop_to_header_edge): Reformat comment.
7253 Remove variables BB, I and DEFINITIONS.
7254 Call need_ssa_update_p.
7256 (lv_adjust_loop_header_phi): Reformat comment.
7257 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7258 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7259 mark_for_rewrite, unmark_all_for_rewrite,
7260 marked_ssa_names): Remove. Update all users.
7261 (release_ssa_name): If VAR has been registered for SSA
7262 updating, do nothing.
7263 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7264 (build_assert_expr_for): Call register_new_name_mapping.
7265 (insert_range_assertions): Update call to update_ssa.
7266 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7267 marked_for_rewrite_p, any_marked_for_rewrite_p,
7268 marked_ssa_names): Remove.
7270 2005-04-22 Jeff Law <law@redhat.com>
7272 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7273 (restore_currdefs_to_original_value): Likewise.
7274 (register_definitions_for_stmt): Likewise.
7275 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7276 for each variable. Do not allocate/free block_defs_stack either.
7277 Do not iterate if we just thread jumps. Only iterate if the
7278 tree_cleanup_cfg does useful work (temporary).
7279 (dom_opt_initialize_block): No longer push a marker on
7281 (dom_opt_finalize_block): Removal call to restore currdefs.
7282 Relax restrictions for recording edge equivalences.
7283 (record_equivalences_from_phis): No longer need to track
7285 (optimize_stmt): Similarly.
7286 (thread_across_edge): Simplify by removing the requirement that
7287 statements in the block we are threading through must be nops.
7288 (initialize_hash_element): Handle GOTO_EXPR.
7290 2005-04-22 David S. Miller <davem@davemloft.net>
7292 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7294 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7295 fix check on CONST_DOUBLE mode. It should be VOIDmode
7296 when it is representing an integer.
7298 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7300 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7301 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7302 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7303 find_char_info_specifier_index,
7304 find_length_info_modifier_index): Likewise.
7305 * c-typeck.c (composite_type, pop_init_level): Likewise.
7306 * combine.c (cant_combine_insn_p, try_combine): Likewise.
7307 * cse.c (cse_insn): Likewise
7308 * dominance.c (calc_dfs_tree): Likewise
7309 dwarf2out.c (loc_descriptor_from_tree_1,
7310 add_abstract_origin_attribute, force_decl_die,
7311 force_type_die): Likewise
7312 emit-rtl.c (operand_subword_force): Likewise
7313 explow.c (hard_function_value): Likewise
7314 expmed.c (store_bit_field, expand_divmod,
7315 emit_store_flag_force): Likewise
7316 expr.c (emit_move_multi_word, store_expr,
7317 expand_expr_real_1): Likewise
7318 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7319 output_operand): Likewise
7320 flow.c (recompute_reg_usage): Likewise
7321 * function.c (assign_stack_temp_for_type, assign_temp,
7322 handle_epilogue_set): Likewise
7323 * genextract.c (main): Likewise
7324 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7325 gimplify_modify_expr_rhs, gimplify_expr): Likewise
7326 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7327 ready_remove, rm_line_notes, rm_other_notes,
7328 schedule_block): Likewise
7329 mips-tfile.c (copy_object, out_of_bounds): Likewise
7331 2005-04-22 David Edelsohn <edelsohn@gnu.org>
7334 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7335 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7336 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7337 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7339 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7341 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7343 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7344 (gcc_tree_to_linear_expression): Convert to heap allocated
7346 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7347 lbv_to_gcc_expression, lle_to_gcc_expression,
7348 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7349 perfect_nestify): Likewise.
7350 lambda.h (gcc_loopnest_to_lambda_loopnest,
7351 lambda_loopnest_to_gcc_loopnest): Likewise.
7352 tree-loop-linear.c (linear_transform_loops): Likewise.
7354 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7356 * config/sparc/predicates.md (arith_double_operand): Use
7357 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7358 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7359 (DImode, DFmode constant splitters): Likewise. Remove code for
7360 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7361 (logical constant splitters): Use const_int_operand predicate.
7362 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7363 HOST_BITS_PER_WIDE_INT < 64.
7365 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7367 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7368 gcc_unreachable as appropriate.
7369 (force_mode, emit_move_sequence, singlemove_string,
7370 output_move_double, output_fp_move_double, find_addr_reg,
7371 output_block_move, output_block_clear, output_and,
7372 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7373 pa_adjust_cost, pa_issue_rate, print_operand,
7374 output_global_address, output_arg_descriptor, output_cbranch,
7375 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7376 output_call): Likewise.
7377 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7378 prefetch, prefetch_cc, prefetch_nocc): Likewise.
7380 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
7382 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7383 _gcov_pow2_profiler and _gcov_one_value_profiler.
7384 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7385 (GTFILES): Add $(srcdir)/tree-profile.c.
7386 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7387 __gcov_one_value_profiler): Declare.
7388 * gimplify.c (force_gimple_operand): Check whether the statements
7389 should be produced in ssa form.
7390 (force_gimple_operand_bsi): New function.
7391 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7392 __gcov_one_value_profiler): New functions.
7393 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7394 the profiled value is a power of two or not.
7395 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7396 * tree-flow.h (in_ssa_p): Declare.
7397 (force_gimple_operand_bsi): Declare.
7398 * tree-into-ssa.c (in_ssa_p): New variable.
7399 (rewrite_into_ssa): Set in_ssa_p.
7400 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7401 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7402 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7403 tree_one_value_profiler_fn): New variables.
7404 (tree_init_edge_profiler): Initialize the profiler function decls.
7405 (tree_gen_edge_profiler): Use global gcov_type_node.
7406 (prepare_instrumented_value): New function.
7407 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7408 tree_gen_one_value_profiler): Call the library functions instead of
7409 creating instrumentation code.
7410 * tree.c (build_fn_decl): New function.
7411 * tree.h (build_fn_decl): Declare.
7412 * value-prof.c (rtl_divmod_values_to_profile,
7413 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7414 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7415 Do not handle may_be_other and precise values of exponents at pow2
7417 (tree_mod_subtract_transform): Reflect that value field of
7418 histogram has changed meaning.
7419 (tree_divmod_values_to_profile): Record the values correctly.
7420 (tree_values_to_profile): Update comment.
7421 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7423 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7425 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7428 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7430 * config/i386/i386.md (length_immediate): Use gcc_assert or
7431 gcc_unreachable, as appropriate.
7432 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7433 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7434 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7435 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7436 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7437 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7438 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7439 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7440 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7441 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7442 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7443 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7444 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7445 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7446 *prefetch_sse_rex): Likewise.
7447 * config/i386/predicates.md (x86_64_immediate_operand,
7448 x86_64_zext_immediate_operand, symbolic_operand,
7449 no_seg_address_operand, aligned_operand,
7450 memory_displacement_operand): Likewise.
7451 * config/i386/sse.md (*mov<mode>_internal,
7452 *movv2df_internal): Likewise.
7454 2005-04-22 Jan Hubicka <jh@suse.cz>
7456 * Makefile.in (ipa.o, ipa-inline.o): New files.
7457 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7458 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7459 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7460 * cgraphunit.c (cgraph_default_inline_p,
7461 cgraph_decide_inlining_incrementally, ncalls_inlined,
7462 nfunctions_inlined, initial_insns, overall_insns,
7463 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7464 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7465 cgraph_mark_inline, cgraph_check_inline_limits,
7466 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7467 update_callee_keys, lookup_recursive_calls,
7468 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7469 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7470 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7471 pass_ipa_inline): Move to ipa-inline.c
7472 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7474 * ipa-inline.c: New file.
7476 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7478 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7479 is turned off by default on Solaris.
7481 2005-04-21 Roger Sayle <roger@eyesopen.com>
7483 * c-common.h (objc_build_method_signature): Update prototype.
7484 * stub-objc.c (objc_build_method_signature): Update the stub
7485 implementation to accept and ignore additional parameter.
7486 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7487 the value of ellipsis to objc_build_method_signature instead
7488 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7490 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7492 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7493 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7494 gen_rtx_* not gen_rtx_fmt_*.
7495 (rs6000_emit_vector_select): Likewise.
7496 (rs6000_emit_sync): New.
7497 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7498 (larx, stcx, cmp): New mode substitutions.
7499 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7500 UNSPEC_ISYNC): New constants.
7501 (rlwinm): Give name.
7502 (memory_barrier, isync, lwsync): New insns.
7503 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7504 (sync_lock_release<mode>): New expander.
7505 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7506 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7507 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7508 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7509 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7510 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7511 (sync_add<mode>_internal, sync_addshort_internal,
7512 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7513 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7514 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7516 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7517 is the memory before, not after, the operation. Clarify
7518 barrier requirements.
7520 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7522 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7523 * lambda.h (lambda_vector_min_nz): Likewise.
7524 * langhooks.h (struct lang_hooks_for_types,
7525 struct lang_hooks): Likewise.
7526 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7529 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7531 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7532 comments to avoid 'abort'. Use gcc_assert as necessary.
7533 * opts.c (common_handle_option): Likewise.
7534 * pretty-print.c (pp_base_format_text): Likewise.
7535 * print-rtl.c (print_rtx): Likewise.
7536 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7537 * regmove.c (try_auto_increment): Likewise.
7538 * reload.c (find_valid_class, find_reloads_toplev,
7539 find_equiv_reg): Likewise.
7540 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7541 merge_assigned_reloads): Likewise.
7542 * tree-inline.c (inline_forbidden_p_1,
7543 estimate_num_insns_1): Likewise.
7544 * tree-optimize.c (execute_todo): Likewise.
7545 * tree-outof-ssa.c (eliminate_phi): Likewise.
7546 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7547 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7548 * tree-ssa-operands.c (parse_ssa_operands,
7549 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7550 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7551 * tree-ssanames.c (release_ssa_name): Likewise.
7552 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7553 walk_tree): Likewise.
7555 * tree-ssa-operands.c (verify_abort): Fold into ..
7556 (verify_imm_links): ... here.
7558 2005-04-21 Richard Henderson <rth@redhat.com>
7560 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7561 on non-memory operand for previous inversion.
7563 2005-04-21 Devang Patel <dpatel@apple.com>
7565 PR optimization/20994
7566 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7567 x = !(a == b) : p , q;.
7568 (pass_if_conversion): Verify stmts and flow.
7570 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7572 * optabs.c (gen_conditional_trap): Restore #define.
7574 * alias.c (true_dependence): Remove 'abort' from comments. Use
7575 gcc_assert and gcc_unreachable as appropriate.
7576 (canon_true_dependence): Likewise.
7577 * bb-reorder.c (connect_traces): Likewise.
7578 * c-common.c (c_add_case_label): Likewise.
7579 * c-decl.c (finish_function): Likewise.
7580 * caller-save.c (insert_restore, insert_save): Likewise.
7581 * cfg.c (update_bb_profile_for_threading): Likewise.
7582 * cfganal.c (flow_active_insn_p): Likewise.
7583 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7584 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7585 cfg_layout_merge_blocks): Likewise.
7586 * ifcvt.c (cond_exec_process_insns, merge_if_block,
7587 find_if_block): Likewise.
7588 * integrate.c (allocate_initial_values): Likewise.
7589 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7590 swap_condition, unsigned_condition, signed_condition,
7591 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7592 reg_or_subregno): Likewise.
7593 * lambda-code.c (lambda_compute_auxillary_space,
7594 lambda_transform_legal_p): Likewise.
7595 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7596 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7597 lhd_incomplete_type_error, lhd_expand_expr,
7598 lhd_types_compatible_p, lhd_tree_size): Likewise.
7599 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7600 * local-alloc.c (update_equiv_regs): Likewise.
7601 * loop-unroll.c (peel_loop_completely
7602 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7603 peel_loop_simple, unroll_loop_stupid,
7604 analyze_iv_to_split_insn): Likewise.
7605 * loop.c (gen_prefetch, find_and_verify_loops,
7606 basic_induction_var): Likewise.
7607 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7608 * value-prof.c (tree_find_values_to_profile): Likewise.
7609 * varasm.c (named_section, default_assemble_integer,
7610 decode_addr_const): Likewise.
7612 2005-04-21 Alan Modra <amodra@bigpond.net.au>
7613 Fariborz Jahanian <fjahanian@apple.com>
7615 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7616 portion of argument passed in fpr.
7617 * expr.c (emit_push_insn): Fix computation of 'offset' used to
7618 decide on partial argument save on stack.
7620 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7622 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7625 2005-04-21 Jan Hubicka <jh@suse.cz>
7627 * cgraphunit.c: Include tree-pass.h
7628 (cgraph_decide_recursive_inlining,
7629 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7630 cgraph_decide_inlining): Dump goes to dump_file.
7631 (cgraph_optimize): Call ipa passes instead of inliner.
7632 (cgraph_gate_inlining, pass_ipa_inline): New.
7633 * tree-optimize.c (all_ipa_passes): New static variable.
7634 (register_one_dump_file): Dead with IPA passes.
7635 (register_dump_files): Likewise.
7636 (init_tree_optimization_passes): Initialize IPA passes.
7637 (execute_todo): Do cgraph dump when asked to, do not dump function body
7639 * tree-pass.h (TODO_dump_cgraph): New macro.
7640 (ipa_passes): Declare.
7641 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7643 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7645 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7646 gcc_assert instead of abort.
7647 (classify_argument, examine_argument, construct_container,
7648 contains_128bit_aligned_vector_p, ix86_check_movabs,
7649 standard_80387_constant_opcode, standard_80387_constant_rtx,
7650 ix86_initial_elimination_offset, ix86_compute_frame_layout,
7651 pro_epilogue_adjust_stack, ix86_expand_epilogue,
7652 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7653 legitimize_tls_address, output_pic_addr_const,
7654 i386_output_dwarf_dtprel, put_condition_code, print_reg,
7655 get_some_local_dynamic_name, print_operand, print_operand_address,
7656 output_387_binary_op, emit_i387_cw_initialization,
7657 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7658 ix86_expand_clear, ix86_expand_binary_operator,
7659 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7660 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7661 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7662 ix86_expand_branch, ix86_expand_setcc,
7663 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7664 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7665 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7666 memory_address_length, ix86_attr_length_immediate_default,
7667 ix86_attr_length_address_default, ix86_agi_dependant,
7668 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7669 ix86_expand_binop_builtin, ix86_force_to_memory,
7670 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7671 x86_emit_floatuns): Likewise.
7672 * config/i386/netware.c (gen_regparm_prefix,
7673 i386_nlm_strip_name_encoding): Likewise.
7674 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7676 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7678 * optabs.c (gen_condiational_trap): Remove #define.
7679 (add_equal_note): Assertify. Remove explicit indirection from
7680 call via function pointer.
7681 (expand_ternary_op, expand_simple_binop, expand_binop,
7682 expand_twoval_unop, expand_twoval_binop,
7683 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7684 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
7685 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7686 prepare_float_lib_cmp, emit_conditional_move,
7687 emit_conditional_add, gen_add2_insn, gen_add3_insn,
7688 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7689 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7690 vector_compare_rtx, expand_vec_cond_expr): Likewise.
7692 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7694 * vec.h: Update API to separate allocation mechanism from type.
7695 (VEC_safe_grow): New.
7696 * vec.c (calculate_allocation): New.
7697 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7698 (vec_gc_free, vec_heap_free): Remove.
7699 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
7701 (mangle_macro_name): New.
7702 (struct macro_def): New.
7703 (struct macro): Add multiple argument values.
7704 (macro_expans_end): New.
7705 (push_macro_expansion): Chain on new macro. Process multiple
7706 args, create follow on expansion. Return follow on argument.
7707 (macro_input): Deal with multiple arguments.
7709 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7710 (struct tree_binfo): Adjust.
7711 * basic-block.h: Define VEC(edge,gc).
7712 (struct edge_def): Adjust.
7713 (struct basic_block_def, struct edge_iterator): Likewise.
7714 (ei_container, ei_start_1, ei_last_1): Likewise.
7715 * cfg.c (connect_src, connect_dest): Likewise.
7716 * cfgrtl.c (force_nonfallthru_and_redirect)
7717 * dbxout.c (dbxout_type)
7718 * dwarf2out.c (gen_member_die)
7719 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
7720 (gcc_tree_to_linear_expression): Adjust.
7721 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7722 lbv_to_gcc_expression, lle_to_gcc_expression,
7723 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7724 perfect_nestify): Likewise.
7725 * lambda.h (gcc_loopnest_to_lambda_loopnest,
7726 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
7727 * profile.c (instrument_values): Adjust.
7728 * tree-cfg.c (modified_noreturn_calls): Adjust.
7729 (remove_fallthru_edge): Likewise.
7730 * tree-dump.c (dequeue_and_dump): Adjust.
7731 * tree-flow-inline.h (mark_stmt_modified): Adjust.
7732 * tree-flow.h (modified_noreturn_calls): Adjust.
7733 (tree_on_heap): Remove. (yay!)
7734 (register_new_def): Adjust.
7735 * tree-into-ssa.c: Define VEC(int,heap).
7736 (block_defs_stack): Adjust.
7737 (find_idf, insert_phi_nodes, register_new_def,
7738 rewrite_initialize_block, rewrite_finalize_block,
7739 register_new_update_single, rewrite_update_init_block,
7740 rewrite_update_fini_block, rewrite_blocks,
7741 ssa_rewrite_finalize_block, ssa_register_new_def,
7742 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
7743 * tree-loop-linear.c (linear_transform_loops): Adjust.
7744 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
7745 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
7746 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
7747 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
7748 vrp_variables_stack): Adjust declarations.
7749 (tree_ssa_dominator_optimize): Adjust.
7750 (dom_opt_initialize_block, remove_local_expressions_from_table,
7751 restore_nonzero_vars_to_original_value,
7752 restore_vars_to_original_value,
7753 restore_currdefs_to_original_value, dom_opt_finalize_block,
7754 record_var_is_nonzero, record_cond, record_const_or_copy_1,
7755 optimize_stmt, update_rhs_and_lookup_avail_expr,
7756 lookup_avail_expr, record_range): Likewise.
7757 * tree-ssa-pre.c: Define VEC(basic_block,heap).
7758 (compute_antic_aux): Adjust.
7759 (inserted_exprs, create_expression_by_pieces,
7760 insert_into_preds_of_block, eliminate, mark_operand_necessary,
7761 remove_dead_inserted_code, fini_pre): Likewise.
7762 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
7763 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
7764 ssa_prop_init): Likewise.
7765 * tree-ssa.c: Define VEC(bitmap,heap).
7766 (verify_name_tags): Adjust.
7767 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
7768 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
7769 tree_divmod_values_to_profile, tree_find_values_to_profile,
7770 value_profile_transformations): Likewise.
7771 * value-prof.h: Define VEC(histogram_value,heap).
7772 * varasm.c: Remove alias_pair pointer typedef, define
7774 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
7776 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
7777 not a pointer to it. Create an object vector.
7778 (extern_symbols): Turn into an object vector.
7779 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
7781 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
7784 * Makefile.in (tree-chrec.o): Depend on params.h.
7785 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
7787 * tree-chrec.c: Depend on params.h. Replace build with buildN,
7788 and fold build with fold_buildN.
7789 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
7790 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
7791 (tree_contains_chrecs): Compute an estimation of the size of the
7793 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
7794 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
7795 * tree-scalar-evolution.c (simple_iv): Ditto.
7796 * doc/invoke.texi (scev-max-expr-size): Documented.
7798 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
7800 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
7801 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
7802 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
7803 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
7804 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
7805 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
7806 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
7807 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
7808 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
7809 (darwin_fix_and_continue_switch): Delete.
7810 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
7811 (SUBTARGET_SWITCHES): Delete.
7812 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
7813 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
7814 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
7815 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
7816 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
7817 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
7818 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
7819 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
7820 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
7821 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
7822 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
7823 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
7824 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
7825 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
7826 (TARGET_64BIT): Undef before redefining.
7827 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
7828 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
7829 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
7830 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
7831 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
7832 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
7833 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
7834 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7835 (ix86_debug_arg_string, ix86_debug_addr_string)
7836 (ix86_align_loops_string, ix86_align_jumps_string)
7837 (ix86_align_funcs_string): Delete.
7838 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
7839 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
7840 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
7841 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
7842 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
7843 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
7844 (SUBTARGET_SWITCHES): Delete.
7845 * config/i386/i386.c (ix86_debug_arg_string): Delete.
7846 (ix86_debug_addr_string): Delete.
7847 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
7848 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
7849 (ix86_align_loops_string, ix86_align_jumps_string)
7850 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7851 (ix86_align_funcs_string): Make static.
7852 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7853 (ix86_handle_option): New function.
7854 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
7855 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
7856 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
7857 of darwin_fix_and_continue_switch.
7858 (darwin_one_byte_bool): Delete.
7859 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7860 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
7861 to darwin_one_byte_bool.
7862 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
7863 * config/i386/djgpp.opt, config/i386/i386.opt,
7864 * config/i386/sco5.opt: New files.
7866 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7868 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
7869 fp_zero_operand, fp_register_operand, intreg_operand,
7870 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
7871 call_operand, call_operand_address, tgd_symbolic_operand,
7872 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
7873 symbolic_operand, symbolic_memory_operand, label_ref_operand,
7874 sp64_medium_pic_operand, data_segment_operand,
7875 text_segment_operand, splittable_symbolic_memory_operand,
7876 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
7877 eq_or_neq, normal_comp_operator, noov_compare_op,
7878 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
7879 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
7880 const64_operand, const64_high_operand, arith11_operand,
7881 arith10_operand, arith_double_operand, arith_double_4096_operand,
7882 arith_double_add_operand, arith11_double_operand,
7883 arith10_double_operand, small_int, small_int_or_double,
7884 uns_small_int, uns_arith_operand, clobbered_register,
7885 input_operand, compare_operand): Delete.
7886 (sparc_emit_set_const32): Use predicates in assertion. Remove special
7887 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7888 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7889 (GEN_HIGHINT64, GEN_INT64): Delete.
7890 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7891 gen_safe_XOR64): Adjust for above deletion.
7892 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7893 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7894 (legitimate_constant_p): Use const_zero_operand instead.
7895 (sparc_extra_constraint_check): Likewise.
7896 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7897 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7898 (PREDICATE_CODES): Delete.
7899 * config/sparc/sparc.md: Include predicates.md.
7900 (All patterns): Adjust for new predicate names.
7901 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7902 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7903 (movdi): Use general_operand predicate.
7904 (movdi_sp64_dbl): Delete.
7905 (movdi_const64_special): Add 'N' constraint.
7906 (movdicc): Use arith10_operand predicate.
7907 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7908 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7909 (movdi_cc_reg_sp64_trunc): Delete.
7910 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7911 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7912 (subdi3_sp32): Delete.
7913 (subdi3_insn_sp32): Change to define_insn_and_split.
7914 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7915 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7916 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7917 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7918 small_int_operand predicate.
7919 (divdi3, udivdi3): Use arith_operand predicate.
7920 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7921 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7922 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7923 (xordi3_sp64_dbl): Delete.
7924 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7925 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7926 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7927 cmp_ccx_set_not): Use arith_operand predicate.
7928 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7929 * config/sparc/predicates.md: New file.
7931 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7933 PR tree-optimization/14846
7934 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7936 (fold_single_bit_test): ... here.
7937 (fold_binary): Call fold_single_bit_test_into_sign_test
7938 instead of fold_single_bit_test.
7940 2005-04-20 James E Wilson <wilson@specifixinc.com>
7943 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7944 is another declaration.
7946 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7948 * config/cris/predicates.md: New file.
7949 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7950 (cris_movem_load_rest_p): Declare.
7951 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7952 (cris_movem_load_rest_p): Ditto. Globalize.
7953 (cris_bdap_operand, cris_bdap_biap_operand,
7954 cris_orthogonal_operator, cris_commutative_orth_op,
7955 cris_operand_extend_operator,
7956 cris_additive_operand_extend_operator, cris_extend_operator,
7957 cris_plus_or_bound_operator, cris_mem_op,
7958 cris_general_operand_or_symbol,
7959 cris_general_operand_or_gotless_symbol,
7960 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7961 cris_load_multiple_op): Remove predicate functions.
7962 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7963 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7964 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7965 * config/cris/cris.md: Include predicates.md.
7966 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7968 2005-04-20 Ian Lance Taylor <ian@airs.com>
7970 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7971 * c-common.h (STMT_EXPR_STMT): Don't define.
7972 (STMT_EXPR_NO_SCOPE): Don't define.
7973 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7974 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7975 (pp_c_expression): Likewise.
7977 2005-04-20 Richard Henderson <rth@redhat.com>
7980 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7982 2005-04-20 Jeff Law <law@redhat.com>
7984 * reload1.c (reload): Ignore equivalences between pseudos and
7987 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7990 * c-tree.h (struct c_label_list): Update comment.
7991 (struct c_label_context): Rename to struct c_label_context_se.
7992 (label_context_stack): Rename to label_context_stack_se.
7993 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7994 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7995 c_end_vm_scope): New.
7996 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7997 * c-decl.c (pop_scope): Call c_end_vm_scope.
7998 (pushdecl): Call c_begin_vm_scope for variably modified
8000 (define_label): Check for jumping into scope of identifier with
8001 variably modified type. Push label on stack for those defined at
8002 current context of identifiers with variably modified type.
8003 (start_function): Create stack level for context of identifiers
8004 with variably modified type.
8005 (finish_function): Pop stack level for context of identifiers with
8006 variably modified type.
8007 * c-typeck.c (label_context_stack): Rename to
8008 label_context_stack_se.
8009 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8010 (c_finish_goto_label): Check for jumping into scope of identifier
8011 with variably modified type. Push label on stack for those jumped
8012 to from current context of identifiers with variably modified
8014 (struct c_switch): Add blocked_vm.
8015 (c_start_case): Initialize blocked_vm.
8016 (do_case): Check blocked_vm.
8017 (c_finish_case): Add comment.
8018 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8019 variable label_context_stack.
8021 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8023 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8024 conditional_replacement, value_replacement, abs_replacement,
8026 (replace_phi_edge_with_variable): Remove argument BB.
8027 (conditional_replacement, value_replacement,
8028 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8029 Update a call to replace_phi_edge_with_variable.
8031 * tree-ssa-phiopt.c: Fix comments.
8033 2005-04-20 Michael Matz <matz@suse.de>
8036 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8039 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8041 * tree-ssa-phiopt.c: Fix comment typos.
8043 PR tree-optimization/21116
8044 * tree-ssa-phiopt.c: Fix a typo.
8046 2005-04-19 Richard Henderson <rth@redhat.com>
8048 * builtins.c (expand_builtin_sync_operation): Revert last change.
8049 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8051 (expand_compare_and_swap_loop): Likewise.
8052 (expand_sync_operation): Remove fallback from NAND to AND; invert
8053 memory operand when expanding from cmpxchg.
8054 (expand_sync_fetch_operation): Likewise.
8055 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8058 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8059 when implementing NAND. Fix double-add for AFTER.
8060 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8061 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8062 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8064 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8067 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8068 to return old memory value.
8069 (sync_compare_and_swap_cc<IMODE>): Likewise.
8071 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8072 return pre-reload. Don't consider output or anti dependencies.
8073 * config/ia64/sync.md (IMODE): New.
8074 (modesuffix): Add QI and HI.
8075 (memory_barrier): Simplify expansion.
8076 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8077 (cmpxchg_acq_<IMODE>): Likewise.
8078 (sync_lock_test_and_set<IMODE>): Likewise.
8079 (sync_lock_release<IMODE>): Likewise.
8081 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8083 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8086 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8088 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8090 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8091 Joseph S. Myers <joseph@codesourcery.com>
8093 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8094 * c-typeck.c (build_c_cast): Check these options.
8095 * doc/invoke.texi: Document these options.
8097 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8099 * tree-ssa-phiopt.c: Update a comment about the pass.
8101 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8103 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8104 config/mcore/mcore.c: Fix comment typos.
8106 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8108 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8109 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8111 2005-04-19 Paul Brook <paul@codesourcery.com>
8113 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8115 2005-04-19 Andrew Haley <aph@redhat.com>
8118 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8119 looking at a field's bitpos.
8121 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8123 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8124 libiberty functions.
8126 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8128 PR tree-optimization/21096
8129 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8131 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8134 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8135 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8137 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8139 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8140 refers to the function being dumped.
8142 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8144 * varasm.c (assemble_start_function): Remove reset of in_section.
8146 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8148 PR tree-optimization/21085
8149 * fold-const (fold_binary): Don't change X % -C to X % C if C has
8152 2005-04-19 Ben Elliston <bje@au.ibm.com>
8154 * doc/invoke.texi (Optimize Options): Refer to the correct
8155 optimisation flag -ftree-dominator-opts, not -ftree-dom.
8157 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8159 * config/rs6000/rs6000.c (machopic_output_stub): Increase
8160 alloca argument to be big enough.
8162 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
8165 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8168 2005-04-18 Tom Tromey <tromey@redhat.com>
8170 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8173 2005-04-18 Richard Henderson <rth@redhat.com>
8175 * config/alpha/alpha.c (alpha_split_atomic_op): New.
8176 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8177 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
8178 * config/alpha/alpha-protos.h: Update.
8179 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8180 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8181 (attr type): Add ld_l, st_c, mb.
8182 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8183 iornotsi3, xorsi_internal, xornotsi3): New.
8184 * config/alpha/ev4.md (ev4_ld): Add ld_l.
8185 (ev4_ist_c, ev4_mb): New.
8186 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8188 * config/alpha/ev6.md (ev6_ild): Add ld_l.
8189 (ev6_ist): Add st_c.
8191 * config/alpha/sync.md: New file.
8193 2005-04-18 Richard Henderson <rth@redhat.com>
8195 * builtins.c (expand_builtin_sync_operation): Fold nand to and
8198 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8200 2005-04-18 Devang Patel <dpatel@apple.com>
8202 * config/rs6000/atlivec.md (mulv4si3): New pattern.
8204 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8206 PR tree-optimization/20922
8207 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8208 Fold X + c >= X and fold X - c <= X to true.
8210 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8212 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8214 (emergency_labeled_state_free): Likewise.
8216 2005-04-18 Nick Clifton <nickc@redhat.com>
8218 * config/h8300/h8300.md (jump): Remove prescan parameter from
8219 calls to final_scan_insn.
8221 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8222 parameter from calls to final_scan_insn.
8224 * config.gcc (m68hc12): Use the m68hc11.opt file for target
8226 (v850e, v850e1): Use the v850.opt file for target specific
8229 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
8231 PR tree-optimization/21001
8232 * tree-optimize.c (init_tree_optimization_passes): Move the
8233 first pass_forwprop immediately before pass_vrp.
8235 2005-04-17 Ian Lance Taylor <ian@airs.com>
8237 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8238 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8239 from enum tree_code op to bool is_sizeof.
8240 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8241 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8242 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8244 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8246 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8249 2005-04-17 Ian Lance Taylor <ian@airs.com>
8251 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8253 2005-04-17 Richard Henderson <rth@redhat.com>
8255 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8257 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8258 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8259 of indirection through ssa names while looking for the gpr counter
8261 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8262 saved va_list_gpr_size and va_list_fpr_size.
8264 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8266 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8267 both pointers or both integers.
8269 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8270 ASSERT_EXPRs for single-use variable.
8272 * tree-into-ssa.c: Fix a comment typo.
8274 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8276 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8277 -mipsN before forcing a default of -mips2.
8279 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8281 * predict.h (IS_TAKEN): Remove.
8282 * rtl.h (NOTE_PREDICTION): Likewise.
8284 * modulo-sched.c (CFG_HOOKS): Remove.
8286 * c-parser.c (N_C_TTYPES): Remove.
8288 * tree-flow-inline.h (get_stmt_operands): Remove.
8289 * lambda-code.c, tree-ssa-loop-unswitch.c,
8290 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8291 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8292 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8293 calls to get_stmt_operands.
8294 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8296 2005-04-17 Richard Henderson <rth@redhat.com>
8299 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8300 of CUMULATIVE_ARGS past the last named argument.
8301 (alpha_va_start): Expect pretend_args_size only if strictly less than
8304 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8307 * builtins.c (expand_builtin_strcat): Convert the result of
8308 strlen to the right type.
8309 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8310 avoid creating type mismatches.
8311 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8314 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8316 2005-04-16 Richard Henderson <rth@redhat.com>
8319 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8320 Use the mode of boolean_type_node when the user doesn't provide one.
8321 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8323 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
8326 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8329 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8332 2005-04-16 Roger Sayle <roger@eyesopen.com>
8333 Steven Bosscher <stevenb@suse.de>
8335 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8336 (fold_unary_to_constant): Likewise.
8338 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
8340 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8343 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
8345 * doc/install.texi (Specific): Avoid using asterisks in @anchor
8346 names related to target triplets.
8347 Remove i?86-*-esix from platform directory.
8348 Remove powerpc-*-eabiaix from platform directory.
8350 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
8353 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8354 falling through from SUBREG case to REG.
8356 2005-04-15 Roger Sayle <roger@eyesopen.com>
8358 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8359 (fold_binary): Update comment mentioning fold_relational_hi_lo.
8360 (fold_binary_to_constant): Simplify using fold_binary.
8361 (fold_unary_to_constant): Likewise, simplify using fold_unary.
8363 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8365 * gthr-posix.c (pthread_cancel): Define.
8366 (pthread_mutexattr_init): Likewise.
8367 (pthread_mutexattr_settype): Likewise.
8368 (pthread_mutexattr_destroy): Likewise.
8370 2005-04-15 David S. Miller <davem@davemloft.net>
8373 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8375 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8377 PR tree-optimization/21031
8378 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8379 (forward_propagate_into_cond_1): Call it. Forward propagate
8380 integer-integer casts into COND_EXPRs.
8382 2005-04-15 Dave Korn <dave.korn@artimi.com>
8384 * gcc.c (default_compilers): Clarify obscure error message when
8385 reading from standard input.
8387 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8389 * basic-block.h (PROP_EQUAL_NOTES): Remove.
8390 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8392 * tree-ssa-alias.c (init_alias_info): Remove a call to
8395 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
8397 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8398 of non-virtual PHI nodes like we use to.
8400 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
8402 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8403 (attr_copy_rtx): Do not use it.
8405 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8407 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8409 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8411 * tree-vect-transform.c (vectorizable_store): Mark necessary
8412 objects in the vectorized store needing renaming. Update the
8413 SSA graph for V_MAY_DEF operands in the original store.
8415 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8417 * tree-ssa-pre.c (compute_avail): It's okay to have
8418 TREE_INVARIANT's here, and value number the resulting expressions.
8419 (create_expression_by_pieces): Make sure operands that were
8420 min_invariant when we started, stay that way.
8422 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8424 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8426 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8428 PR tree-optimization/20936.
8429 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8431 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8433 * doc/invoke.texi: Fix typos.
8434 * doc/md.texi: Likewise.
8435 * doc/rtl.texi: Likewise.
8436 * doc/sourcebuild.texi: Likewise.
8437 * doc/tm.texi: Likewise.
8439 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8441 PR tree-optimization/21004
8442 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8443 and floorl in c99 mode only.
8444 * builtins.c (expand_builtin_int_roundingfn): Assert that
8445 fallback_fndecl is not NULL_TREE.
8447 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8449 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8450 * basic-block.h: Update the prototype for
8451 purge_all_dead_edges.
8452 * cfgexpand.c (tree_expand_cfg): Update a call to
8453 purge_all_dead_edges.
8454 * combine.c (combine_instructions): Likewise.
8455 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8456 rest_of_handle_cse2, rest_of_handle_gcse,
8457 rest_of_handle_postreload): likewise.
8459 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8462 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8463 e.g. cv-qualification conversions.
8465 2005-04-14 Mike Stump <mrs@apple.com>
8467 * config/darwin-c.c (framework_construct_pathname): We must
8468 find all headers of a framework in the first instance of it
8469 found in the seach path.
8471 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8473 PR tree-optimization/21021
8474 * tree-vrp.c (compare_values): Work around a bug in the front
8475 end that produces a comparison of mismatched types.
8477 2004-04-14 Richard Henderson <rth@redhat.com>
8479 * config/ia64/ia64.h (enum fetchop_code): Remove.
8480 (enum ia64_builtins): Move ...
8481 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8482 members except BSP and FLUSHRS.
8483 (ia64_init_builtins): Remove __sync builtins.
8484 (ia64_expand_builtin): Likewise.
8485 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8486 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8487 (ia64_expand_lock_release): Remove.
8488 * config/ia64/ia64.md (mf): Move to sync.md.
8489 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8490 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8491 * config/ia64/sync.md: New file.
8492 (memory_barrier): Rename from mf.
8493 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8494 (cmpxchg_acq_<I48MODE>): Likewise.
8495 (sync_lock_test_and_set<I48MODE>): Likewise.
8497 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8498 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8500 2004-04-14 Richard Henderson <rth@redhat.com>
8502 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8503 (ix86_compare_emitted): New.
8504 (ix86_expand_compare): Use ix86_compare_emitted if set.
8505 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8506 and ix86_compare_op0 are set.
8507 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8508 (TARGET_CMPXCHG, TARGET_XADD): New.
8509 (ix86_compare_emitted): Declare.
8510 * config/i386/i386.md: Include sync.md
8511 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8512 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8513 * config/i386/sync.md: New file.
8515 2004-04-14 Richard Henderson <rth@redhat.com>
8518 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8519 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8520 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8521 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8522 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8523 BT_FN_I8_VPTR_I8_I8): New.
8524 * builtins.def (DEF_SYNC_BUILTIN): New.
8525 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8526 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8527 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8528 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8529 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8530 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8531 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8532 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8533 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8534 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8535 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8536 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8537 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8538 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8539 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8540 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8541 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8542 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8543 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8544 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8545 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8546 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8547 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8548 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8549 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8550 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8551 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8552 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8553 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8554 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8555 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8556 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8557 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8558 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8559 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8560 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8561 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8562 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8563 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8564 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8565 BUILT_IN_SYNCHRONIZE: New.
8566 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8567 as a function. Accept __sync_ as a prefix as well.
8568 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8569 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8570 expand_builtin_lock_release): New.
8571 (expand_builtin): Call them.
8572 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8573 neither BOTH_P nor FALLBACK_P are defined.
8574 (builtin_type_for_size): New.
8575 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8576 (resolve_overloaded_builtin): New.
8577 * c-common.h (resolve_overloaded_builtin): Declare.
8578 (builtin_type_for_size): Declare.
8579 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8580 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8581 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8582 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8583 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8584 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8585 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8586 sync_compare_and_swap_cc, sync_lock_test_and_set,
8587 sync_lock_release): New.
8588 * optabs.h: Declare them.
8589 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8590 expand_sync_operation, expand_sync_fetch_operation,
8591 expand_sync_lock_test_and_set): Declare.
8592 * genopinit.c (optabs): Add sync optabs.
8593 * optabs.c (init_optabs): Initialize sync optabs.
8594 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8595 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8596 expand_sync_operation, expand_sync_fetch_operation,
8597 expand_sync_lock_test_and_set): New.
8598 * doc/extend.texi (Atomic Builtins): New section
8599 * doc/md.texi (Standard Names): Add sync patterns.
8601 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
8603 * tree-eh.c (lower_try_finally_copy): Generate new code in
8604 response to goto_queue entries as if the queue was sorted by
8605 index, not pointers.
8606 (lower_try_finally_switch): Likewise.
8608 2005-04-14 Richard Henderson <rth@redhat.com>
8610 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8611 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
8613 (ix86_expand_fp_movcc): Update to match.
8614 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8615 * config/i386/i386-protos.h: Update.
8616 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8617 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8619 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
8621 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8624 2005-04-14 Julian Brown <julian@codesourcery.com>
8626 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8627 link failures on ppc64 Linux.
8629 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8631 * config.gcc: Set cpu_type for s390.
8633 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8635 Fix PR tree-optimization/20963
8636 * tree-ssa-pre.c (compute_avail): Remove special case for
8638 (create_expression_by_pieces): Add value numbers for forced out
8641 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
8643 * config/cris/cris.md: Replace references to (reg:SI 16) with
8644 (reg:SI CRIS_SRP_REGNUM).
8646 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8648 PR tree-optimization/20657
8649 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8650 create an appropriate range from it.
8652 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8654 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8655 <UNSPEC_FIST_CEIL> case.
8657 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8658 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8659 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8660 to implement lfloor and llfloor built-ins as x87 intrinsic function.
8661 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8662 (lfloor<mode>2): New expanders.
8663 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8664 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8665 to implement lceil and llceil built-ins as x87 intrinsic function.
8666 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8667 (lceil<mode>2): New expanders.
8669 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8671 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8672 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8674 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
8677 * config/s390/s390-modes.def: Define TFmode.
8679 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
8681 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8682 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8683 * config/mips/mips.c (mips16_insn_length): Remove reference to
8684 JUMP_TABLES_IN_TEXT_SECTION.
8686 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8688 * simplify-rtx.c (simplify_binary_operation_1): Return
8689 scalar or vector of constant 0, depending on the xor's
8692 2005-04-13 Dale Johannesen <dalej@apple.com>
8694 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
8695 (objc-act.o): Ditto.
8696 * objc/objc-act.c (objc_gimplify_expr): New.
8697 (objc_get_callee_fndecl): New.
8698 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
8699 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
8700 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
8702 2005-04-13 Devang Patel <dpatel@apple.com>
8704 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8707 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
8709 CRIS prologue as RTL.
8710 * config/cris/cris-protos.h (cris_emit_movem_store)
8711 (cris_expand_prologue): Prototype.
8712 * config/cris/cris.c (struct machine_function): New member
8714 (cfa_label_num, cris_target_asm_function_prologue): Remove.
8715 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
8716 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
8717 (cris_load_multiple_op, cris_return_address_on_stack)
8718 (cris_return_address_on_stack_for_return): ISO-Cify.
8719 (cris_store_multiple_op): New predicate function.
8720 (cris_expand_prologue, cris_emit_movem_store): New functions.
8721 (cris_print_operand) <case 'O'>: Handle modifications other than
8723 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
8724 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
8725 (cris_gen_movem_load): Rearrange slightly to make local variable
8726 src a parameter, removing osrc.
8727 (cris_setup_incoming_varargs): Set machine_function member
8728 stdarg_regs to correspond to the number of registers that need to
8730 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
8732 (PREDICATE_CODES): Add cris_store_multiple_op. Make
8733 cris_general_operand_or_gotless_symbol accept UNSPEC.
8734 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
8735 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
8736 ("*cris_store_multiple"): New pattern. Tweak common comment above
8737 this and "*cris_load_multiple".
8738 ("prologue"): New define_expand.
8740 * config/cris/cris.md ("epilogue"): Conditionalize on
8741 TARGET_PROLOGUE_EPILOGUE.
8743 2005-04-13 Steve Ellcey <sje@cup.hp.com>
8746 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
8747 fpsr 0 instead of fpsr 1.
8748 (divsf3_internal_thr): Ditto.
8749 (divdf3_internal_lat): Ditto.
8750 (divdf3_internal_thr): Ditto.
8751 (divxf3_internal_lat): Ditto.
8752 (divxf3_internal_thr): Ditto.
8754 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8756 PR tree-optimization/20913
8757 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
8759 PR tree-optimization/20702
8760 * tree-vrp.c (maybe_add_assert_expr): Recurse into
8761 dominator children that haven't been walked into.
8763 2005-04-13 Julian Brown <julian@codesourcery.com>
8765 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
8766 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
8769 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8771 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
8772 config/i386/sse.md: Fix comment typos.
8774 * genattrtab.c (NULL_ATTR): Remove.
8775 * ifcvt.c (NULL_EDGE): Likewise.
8777 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
8779 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
8780 NOTE_PREDICT): Remove.
8782 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8784 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
8785 * configure: Regenerate.
8786 * config.in: Likewise.
8787 * system.h: Declare vsnprintf if not already declared.
8789 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8791 * optc-gen.awk: Handle stand-alone Mask records.
8792 * opth-gen.awk: Likewise.
8793 * doc/options.texi (Option file format): Document them.
8794 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
8795 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8796 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
8797 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
8798 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
8799 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
8800 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
8801 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
8802 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
8803 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
8804 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
8805 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
8806 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
8807 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
8808 TARGET_LONG_DOUBLE_128): Likewise.
8809 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
8810 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
8811 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
8812 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
8813 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
8814 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
8815 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
8816 * config/sparc/sparc.c (fpu_option_set): New global.
8817 (sparc_handle_option): New function.
8818 (sparc_override_options): Test fpu_option_set.
8819 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
8820 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
8821 * config/sparc/sparc.opt: New file.
8822 * config/sparc/little-endian.opt: Likewise.
8823 * config/sparc/long-double-switch.opt: Likewise.
8825 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
8827 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
8828 (bfin_handle_options): Set it if -mshared-library-id= is seen.
8829 * config/bfin/bfin.opt (mshared-library-id=): Lose
8830 Var(bfin_lib_id_given).
8832 2005-04-13 Matt Thomas <matt@3am-software.com>
8834 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
8837 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8839 * rtl.h (CLEAR_RTX_FLAGS): Remove.
8841 * cgraphunit.c (INSNS_PER_CALL): Remove.
8843 * tree-ssa-forwprop.c (vars,
8844 record_single_argument_cond_exprs,
8845 substitute_single_use_vars): Remove.
8846 (forward_propagate_into_cond_1, forward_propagate_into_cond):
8848 (tree_ssa_forward_propagate_single_use_vars): Call
8849 forward_propagate_into_cond for each COND_EXPR.
8851 * tree-inline.c (INSNS_PER_STMT): Remove.
8853 2005-04-12 Richard Henderson <rth@redhat.com>
8855 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
8856 (ix86_expand_sse_fp_minmax): ... from ...
8857 (ix86_expand_fp_movcc): ... here.
8858 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
8859 * config/i386/i386-protos.h: Update.
8860 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
8861 (sse_setccsf, sse_setccdf): Allow before reload.
8862 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
8863 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
8864 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
8865 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
8866 (anddf3, nanddf3, iordf3, xordf3): New.
8868 2005-04-12 Jeff Law <law@redhat.com>
8870 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
8871 (tree-ssa-uncprop.o): Add dependencies.
8872 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
8873 * tree-flow.h (remove_useless_stmts): Remove prototype.
8874 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
8875 remove_useless_stmts.
8876 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
8877 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
8878 * tree-pass.h (pass_uncprop): Declare.
8879 * tree-ssa-uncprop.c: New file.
8881 2005-04-12 James E. Wilson <wilson@specifixinc.com>
8884 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8886 2005-04-12 Caroline Tice <ctice@apple.com>
8888 Temporary fix for partitioning problems.
8889 * passes.c (rest_of_handle_final): Remove code that
8890 frees unlikely_text_section_name,
8891 * varasm.c (assemble_start_function): Test for partitioning
8892 flag before writing out section labels.
8893 (assemble_end_function): Test for partitioning flag before
8894 writing out section labels.
8896 2005-04-12 Steven Bosscher <stevenb@suse.de>
8897 Stuart Hastings <stuart@apple.com>
8898 Jan Hubicka <jh@suse.cz>
8900 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
8901 references to gt-tree-cfg.h.
8902 * basic-block.h (struct basic_block_def): Don't skip rbi
8903 for garbage collection.
8904 (struct reorder_block_def): Make GTY-able.
8905 (struct control_flow_graph): New structure.
8906 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8907 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8908 but instead defines to the control_flow_graph for cfun.
8909 (label_to_block_map): New define, points to the label map of
8910 the control_flow_graph for cfun.
8911 (n_edges_for_function, n_basic_blocks_for_function,
8912 last_basic_block_for_function, basic_block_info_for_function,
8913 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8914 basic_block_info_for_function, label_to_block_map_for_function):
8915 Counterparts for the above, taking a struct function as an extra
8917 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8918 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8919 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8920 (alloc_rbi_pool, free_rbi_pool): Remove.
8921 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8922 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8924 (cfg_layout_finalize) ... and don't free it here.
8925 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8927 * flow.c (free_basic_block_vars): Set label_to_block_map and
8928 n_edges to zero too.
8929 * function.h (struct function): Add cfg field.
8930 * function.c (allocate_struct_function): Allocate the cfg.
8931 * tree-cfg.c (label_to_block_map): Remove.
8932 (build_tree_cfg): Don't allocate the rbi pool here...
8933 (delete_tree_cfg_annotations): ...and don't free it here.
8934 Also don't nullify label_to_block_map for cfun.
8936 2005-04-12 Caroline Tice <ctice@apple.com>
8938 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8939 Revert my patch from April 9.
8940 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8941 (reorder_basic_blocks): Revert my patch from April 9.
8942 (insert_section_boundary_note): Revert my patch from April 9.
8943 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8944 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8945 (COLD_END_LABEL): Revert my patch from April 9.
8946 (cold_text_section_label): Revert my patch from April 9.
8947 (cold_end_label): Revert my patch from April 9.
8948 (dwarf2out_switch_text_section): Revert my patch from April 9.
8949 (output_aranges): Revert my patch from April 9.
8950 (output_ranges): Revert my patch from April 9.
8951 (output_line_info): Revert my patch from April 9.
8952 (add_location_or_const_value_attribute): Revert my patch from April 9.
8953 (dwarf2out_var_location): Revert my patch from April 9.
8954 (dwarf2out_init): Revert my patch from April 9.
8955 (dwarf2out_finish): Revert my patch from April 9.
8956 * function.h (struct function): Revert my patch from April 9.
8957 * opts.c (decode_options): Revert my patch from April 9.
8958 * output.h (unlikely_section_label, hot_section_label,
8959 hot_section_end_label, cold_section_end_label,
8960 unlikely_text_section_name): Revert my patch from April 9.
8961 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8962 * varasm.c (unlikely_section_label, hot_section_label,
8963 hot_section_end_label, cold_section_end_label,
8964 unlikely_text_section_name): Revert my patch from April 9.
8965 (initialize_cold_section_name): Revert my patch from April 9.
8966 (unlikely_text_section): Revert my patch from April 9.
8967 (in_unlikely_text_section): Revert my patch from April 9.
8968 (named_section): Revert my patch from April 9.
8969 (function_section): Revert my patch from April 9.
8970 (current_function_section): Revert my patch from April 9.
8971 (assemble_start_function): Revert my patch from April 9.
8972 (assemble_end_function): Revert my patch from April 9.
8973 (default_section_type_flags_1): Revert my patch from April 9.
8975 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8977 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8978 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8980 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8982 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8985 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8986 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8988 2004-04-12 Richard Henderson <rth@redhat.com>
8990 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8991 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8992 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8993 (UNSPEC_*, UNSPECV_*): Renumber.
8995 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8998 From Richard Henderson <rth@redhat.com>:
8999 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9002 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9004 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9006 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9008 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9009 (bfin_library_id): New variable.
9010 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9011 instead of bfin_library_id_string.
9012 (bfin_handle_option): New function.
9013 (override_options): Remove most code to deal with shared library IDs,
9014 just check they aren't used without -mid-shared-library.
9015 (TARGET_HANDLE_OPTION): Define.
9016 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9017 * config/bfin/bfin.opt (mshared-library-id=): New.
9019 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9021 * tree-vect-transform.c: Fix comment typos.
9023 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9025 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9026 split critical edges when not possible/profitable.
9028 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9030 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9031 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9032 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9033 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9034 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9035 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9036 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9037 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9039 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9040 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9041 * config/ns32k/ns32k.opt: New file.
9043 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9045 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9046 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9047 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9048 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9049 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9050 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9051 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9052 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9053 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9054 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9055 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9056 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9057 (MASK_COLDFIRE): Formatting fixes.
9058 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9059 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9060 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9061 "_current_shared_library_a5_offset_".
9062 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9063 (MASK_ALL_CPU_BITS): New macro.
9064 (m68k_handle_option): New function.
9065 (override_options): Remove handling of m68k_library_id_string.
9066 * config/m68k/m68k.opt: New file.
9067 * config/m68k/ieee.opt: New file.
9069 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9071 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9072 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9073 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9074 (TARGET_CXX): Adjust accordingly.
9075 * target.h (struct gcc_target): Remove epxort_class_data. Add
9076 determine_class_data_visibility and class_data_always_comdat.
9077 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9078 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9079 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9080 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9081 (arm_cxx_determine_class_data_visibility): New.
9082 (arm_cxx_class_data_always_comdat): Likewise.
9083 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9084 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9085 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9086 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9087 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9090 2005-04-11 Devang Patel <dpatel@apple.com>
9092 * tree-data-ref.c (build_classic_dist_vector,
9093 compute_subscript_distance): Make externally visible.
9094 * tree-data-ref.h (build_classic_dist_vector,
9095 compute_subscript_distance): Same.
9096 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9097 Check distance vector against vectorization factor.
9098 (vect_analyze_loop): Determine vectorizaion factor before
9099 analyzing data dependences.
9100 * tree-vectorizer.c (loops_num): Make it externally visible and
9102 * tree-vectorizer.c (vect_loops_num): ... new name.
9103 * tree-vectorizer.h (vect_loops_num): New.
9105 2005-04-11 Devang Patel <dpatel@apple.com>
9107 * tree-vect-analyze.c (vect_analyze_operations): Check
9108 vectorizable codition.
9109 * tree-vect-transform.c (vect_is_simple_cond): New function.
9110 (vectorizable_condition): New function.
9111 (vect_transform_stmt): Handle condition_vec_info_type.
9112 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9113 condition_vec_info_type.
9114 (vectorizable_condition): New.
9116 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9118 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9119 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9120 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9122 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9123 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9125 * dwarf2out.c (output_line_info): Don't try to dereference
9126 a NULL current_function_decl.
9128 * config/t-slibgcc-darwin: Don't put shared libraries in
9129 directories other than $(slibdir).
9130 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9133 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9135 PR tree-optimization/20933
9136 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9137 logic to reject aliases between read-only and writable
9139 (may_alias_p): ... here.
9140 (get_tmt_for): Do not associate read-only tags to pointers
9141 whose pointed-to type is not read-only.
9142 * tree-ssa.c (verify_ssa): Check that memory stores have at
9143 least one V_MAY_DEF or V_MUST_DEF.
9145 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9148 * configure.ac (gcc_UNLOCKED_FUNCS): New.
9149 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9150 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9151 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9153 (fwrite_unlocked): Fix prototype.
9155 * configure, config.in: Regenerate.
9157 2005-04-11 David Edelsohn <edelsohn@gnu.org>
9159 * tree-ssa-loop-im.c: Include real.h.
9160 (determine_invariantness_stmt): If real division divisor is
9161 invariant and flag_unsafe_math_optimizations enabled, generate
9162 invariant reciprocal for hoisting.
9163 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9165 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9167 Fix PR tree-optimization/20926
9169 * tree-ssa-alias.c (add_type_alias): Handle subvars.
9171 2005-04-11 Devang Patel <dpatel@apple.com>
9173 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9176 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9178 * fold-const.c (fold_binary_op_with_conditional_arg):
9179 use fold_buildN instead of "fold (buildN" in some
9181 (fold_unary): Likewise.
9182 (fold_binary): Likewise.
9184 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9186 Fix PR tree-optimization/20612
9187 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9189 (perfect_nestify): preheaderbb is *not* part of loop of the
9192 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9194 * tree-ssa-alias.c (may_alias_p): If the variable
9195 is a global variable and the pointer is parameter
9196 and -fargument-noalias-global is used, then
9197 the pointer cannot alias the variable.
9199 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
9201 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9202 * config/sparc/sparc.h: Likewise.
9203 * config/sparc/sparc.md: Likewise.
9205 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
9207 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9209 * tree-vrp.c: Fix a comment typo.
9211 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9213 PR tree-optimization/20920
9214 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9215 SSA_NAME flows through an abnormal edge.
9216 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9217 through abnormal edges.
9218 (maybe_add_assert_expr): Likewise.
9220 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
9222 * config/s390/s390.h (s390_tune_string, s390_arch_string)
9223 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9224 (s390_stack_size_string, s390_stack_guard_string, target_flags)
9225 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9226 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9227 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9228 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9229 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9230 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9231 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9232 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9233 (TARGET_HANDLE_OPTION): Likewise.
9234 (s390_tune): Initialize to PROCESSOR_max.
9235 (s390_arch_string): Make static.
9236 (s390_tune_string, s390_warn_framesize_string): Delete.
9237 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9238 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9239 (s390_handle_arch_option, s390_handle_option): New functions.
9240 (override_options): Remove parsing of option strings.
9241 * config/s390/s390.opt: New file.
9243 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9245 * tree-complex.c (expand_vector_operations): Call
9246 update_stmt_if_modified.
9248 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9250 * tree-vect-analyze (vect_determine_vectorization_factor):
9251 Do not use GET_MODE_NUNITS.
9252 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9253 (vectorizable_load, vect_transform_loop): Likewise.
9255 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9257 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9258 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9259 * optabs.h (enum optab_index): Add new OTI_lceil.
9260 (lceil_optab): Define corresponding macro.
9261 * optabs.c (init_optabs): Initialize lceil_optab.
9262 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9263 and lceildi2 patterns.
9264 * builtins.c (expand_builtin_int_roundingfn): Handle
9265 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9266 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9267 BUILT_IN_LLCEIL{,F,L}.
9268 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9269 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9270 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9271 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9272 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9273 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9274 into lceil built-in function and (long long int)ceil{,f,l} into
9275 llceil built-in function.
9276 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9279 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9281 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9284 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9286 * config/arm/arm.c: Fix a comment typo.
9287 * doc/tree-ssa.texi: Fix a typo.
9289 2005-04-10 Steven Bosscher <stevenb@suse.de>
9291 * cselib.c (clear_table): Rename to cselib_clear_table.
9292 * cselib.h (cselib_clear_table): Add prototype.
9293 * gcse.c (gcse_main): Make 'f' argument unused.
9294 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9295 of each basic block instead.
9296 (compute_sets, compute_hash_table_work): Likewise.
9297 (constprop_register): Change int 'alter_jumps' argument to bool.
9298 (do_local_cprop): Likewise.
9299 (local_cprop_pass): Likewise. Also walk basic blocks instead of
9300 the insn chain. Explicitly clear the cselib tables after finishing
9301 one basic block. Make sure there are no unterminated libcall blocks.
9302 Update compute_sets call.
9303 (cprop): Walk basic blocks instead of the insn chain.
9304 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9306 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9307 one_cprop_pass calls.
9309 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9311 * combine.c (combine_simplify_rtx): Remove a transformation that
9312 relies on an invalid assumption about rtl sign-extension semantics.
9314 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9316 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9317 to build_int_cst_wide.
9319 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9322 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9323 set the original address pseudo to the correct value before the
9324 original insn, if possible, and leave the insn alone, otherwise
9325 create a new pseudo, set it and replace it in the insn.
9326 * recog.c (validate_change_maybe_volatile): New.
9327 * recog.h (validate_change_maybe_volatile): Declare.
9329 2005-04-09 Caroline Tice <ctice@apple.com>
9331 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9332 Remove targetm.have_named_sections test.
9333 (fix_edges_for_rarely_executed_code): Likewise.
9334 (insert_section_boundary_note): Likewise.
9335 (reorder_basic_blocks): Check partitioning flag before calling
9336 verify_hot_cold_block_grouping.
9337 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9338 the function struct rather than global variables.
9339 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9340 (COLD_END_LABEL): Likewise
9341 (cold_text_section_label): New static global variable.
9342 (cold_end_label): Likewise.
9343 (dwarf2out_switch_text_section): Get hot/cold section labels from
9344 the function struct rather than global variables.
9345 (output_aranges): Use cold_text_section_label and cold_end_label;
9346 check partitioning flag before putting out delta.
9347 (output_ranges): Remove incorrect code attempting to use
9349 (output_line_info): Get cold section label from function struct.
9350 (add_location_or_const_value_attribute): Likewise.
9351 (get_subprogram_die): Get hot/cold section labels from function struct.
9352 (dwarf2out_var_location): Likewise.
9353 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9354 write out cold_text_section_label if partition flag is set.
9355 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9356 * function.h (struct function): Add new fields to point to hot/cold
9357 section labels: hot_section_label, cold_section_label,
9358 hot_section_end_label and cold_section_end_label; also add new field
9359 for cold text section name, unlikely_text_section_name.
9360 * opts.c (decode_options): Turn off partitioning flag if
9361 !targetm.have_named_sections.
9362 * output.h (hot_section_label): Remove.
9363 (hot_section_end_label): Remove.
9364 (cold_section_end_label): Remove.
9365 (unlikely_section_label): Remove.
9366 (unlikely_text_section_name): Remove.
9367 * passes.c (rest_of_handle_final): Remove code that frees
9368 unlikely_text_section_name.
9369 * varasm.c (unlikely_section_label): Remove.
9370 (hot_section_label): Remove.
9371 (hot_section_end_label): Remove.
9372 (cold_section_end_label): Remove.
9373 (unlikely_text_section_name): Remove.
9374 (initialize_cold_section_name): Modify to call
9375 targetm.strip_name_encoding; to store cold section name in current
9376 function struct, if it exists; and to only use the decl_section_name
9377 if flag_named_sections is true.
9378 (unlikely_text_section): Modify to get section name out of current
9379 function struct, if there is one; otherwise build it from
9380 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9381 (in_unlikely_text_section): Likewise.
9382 (named_section): Modify to get/put cold section name in current function
9383 struct, if there is one.
9384 (function_section): Change 'bool unlikely' to 'int reloc'; check
9385 targetm.have_named_sections before calling named_section.
9386 (current_function_section): Likewise.
9387 (assemble_start_function): Modify to get/put unlikely_text_section_name
9388 in current function struct; modify to get hot/cold section labels
9389 from function struct; initialize labels using
9390 ASM_GENERATE_INTERNAL_LABEL;
9391 test partitioning flag before writing out hot section label.
9392 (assemble_end_function): Test partitioning flag before writing out
9393 hot/cold section labels.
9394 (default_section_type_flags_1): Modify to use array instead of
9395 char* for unlikely_text_section_name; set flags correctly for
9396 cold text section if there is not a current function decl.
9398 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9400 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9401 and TI_VA_LIST_FPR_COUNTER_FIELD.
9402 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9403 * tree-pass.h (pass_stdarg): Add.
9404 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9405 * tree-stdarg.c: New file.
9406 * tree-stdarg.h: New file.
9407 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9408 (tree-stdarg.o): Add dependencies.
9409 * function.h (struct function): Add va_list_gpr_size and
9410 va_list_fpr_size fields.
9411 * function.c (allocate_struct_function): Initialize them.
9412 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9413 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9414 (TARGET_INITIALIZER): Add it.
9416 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9417 va_list_{g,f}pr_counter_field.
9418 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9419 area will not be used. Only save registers that tree-stdarg.c
9420 detected they need saving.
9421 (ix86_va_start): Don't set up fields that won't be used.
9423 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9424 va_list_{g,f}pr_counter_field.
9425 (setup_incoming_varargs): Don't do anything if reg_save
9426 area will not be used. Only save registers that tree-stdarg.c
9427 detected they need saving.
9428 (rs6000_va_start): Don't set up fields that won't be used.
9430 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9431 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9432 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9433 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9435 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9438 * config/i386/i386.c (construct_container): Pass empty aligned
9439 struct, union or class in memory.
9441 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9443 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9444 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9445 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9446 config/rs6000/predicates.md: Fix comment typos.
9448 * sched-int.h (haifa_insn_data): Remove blockage and units.
9449 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9450 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9451 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9453 2005-04-09 Jan Hubicka <jh@suse.cz>
9454 Steven Bosscher <stevenb@suse.de>
9456 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9457 * cfgloop.c (get_loop_exit_edges): Likewise.
9458 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9460 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9461 * tree-cfg.c (dump_cfg_status): Likewise.
9463 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9465 * config/rs6000/predicates.md (altivec_register_operand): Remove
9466 redundant match_code test.
9467 (gpc_reg_operand): Same.
9468 (cc_reg_operand): Same.
9469 (cc_reg_not_cr0_operand): Same.
9471 2005-04-09 Jan Hubicka <jh@suse.cz>
9473 Forgotten hunk from my last merge patch:
9474 * final.c (output_addr_const): Do not call mark_referenced.
9476 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9478 * doc/tree-ssa.texi: Add immediate use documentation.
9480 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9482 * arm.c (FL_WBUF): Define.
9483 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9484 (arm_is_6_or_7): Delete.
9485 (arm_tune_wbuf): New.
9486 (arm_override_options): Set arm_tune_wbuf.
9487 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9488 (arm_is_6_or_7): Delete declaration.
9489 (arm_tune_wbuf): New declartion.
9490 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9491 (model_wbuf): Derive from arm_tune_wbuf.
9492 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9493 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9494 (arm740t): Mark CPUs as having a write buffer.
9496 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9498 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9499 of 'const_double_operand' in operand 2 constraints. Update enable
9502 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9504 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9505 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9506 * optabs.h (enum optab_index): Add new OTI_lfloor.
9507 (lfloor_optab): Define corresponding macro.
9508 * optabs.c (init_optabs): Initialize lfloor_optab.
9509 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9510 and lfloordi2 patterns.
9511 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9512 (expand_builtin_int_roundingfn): New function.
9513 (fold_builtin_int_roundingfn): New prototype.
9514 (fold_builtin_int_roundingfn): New function, renamed from
9515 fold_builtin_lround.
9516 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9517 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9518 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9519 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9520 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9521 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9522 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9523 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9524 into lfloor built-in function and (long long int)floor{,f,l} into
9525 llfloor built-in function.
9526 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9529 2005-04-08 Ian Lance Taylor <ian@airs.com>
9531 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9532 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9533 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9534 (DO_COND, DO_BODY): Likewise.
9535 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9536 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9537 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9538 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9539 (build_continue_stmt, build_break_stmt): Don't declare.
9540 (c_do_switch_warnings): Update declaration.
9541 * c-gimplify.c (enum bc_t): Remove.
9542 (struct c_gimplify_ctx, ctxp): Remove.
9543 (push_context, pop_context): Remove static functions.
9544 (c_genericize): Don't call push_context or pop_context.
9545 (begin_bc_block, finish_bc_block): Remove static functions.
9546 (build_bc_goto): Likewise.
9547 (gimplify_c_loop): Likewise.
9548 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9549 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9550 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9551 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9552 * c-common.c (c_do_switch_warnings): Rename from
9553 c_do_switch_warnings_1.
9554 (c_do_switch_warnings) [old version]: Remove.
9555 (c_do_switch_expr_warnings): Remove.
9556 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9557 function instead of c_do_switch_expr_warnings.
9558 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9559 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9560 * c-pretty-print.c (pp_c_statement): Likewise.
9561 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9563 2005-04-08 Devang Patel <dpatel@apple.com>
9565 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9566 While selecting replacement condition pay attention to loop header.
9568 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9570 Merge from tree-cleanup-branch: VRP, store CCP, store
9571 copy-prop, incremental SSA updating of FUD chains and
9572 newly exposed symbols.
9574 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9575 (OBJS-common): Add tree-vrp.o.
9576 (tree-vrp.o): New rule.
9577 * basic-block.h (nearest_common_dominator_for_set): Declare.
9578 * common.opt (ftree-store-ccp): New flag.
9579 (ftree-copy-prop): New flag.
9580 (ftree-vrp): New flag.
9581 (ftree-store-copy-prop): New flag.
9582 * dominance.c (nearest_common_dominator_for_set): New.
9583 * domwalk.c (walk_dominator_tree): Only traverse
9584 statements in blocks marked in walk_data->interesting_blocks.
9585 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9586 * fold-const.c (fold): Handle ASSERT_EXPR.
9587 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9588 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9589 flag_tree_vrp at -O2.
9590 * timevar.def (TV_TREE_VRP): Define.
9591 (TV_TREE_COPY_PROP): Define.
9592 (TV_TREE_STORE_COPY_PROP): Define.
9593 (TV_TREE_SSA_INCREMENTAL): Define.
9594 (TV_TREE_STORE_CCP): Define.
9595 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9596 to kill_redundant_phi_nodes from comment.
9597 (verify_expr): Handle ASSERT_EXPR.
9598 * tree-dfa.c (mark_new_vars_to_rename): Remove second
9599 argument. Update all users.
9600 (mark_call_clobbered_vars_to_rename): Remove. Update all
9602 * tree-flow-inline.h (unmodifiable_var_p): New.
9603 * tree-flow.h (enum value_range_type): Declare.
9604 (struct value_range_def): Declare.
9605 (value_range): Declare.
9606 (remove_all_phi_nodes_for): Remove. Update all users.
9607 (find_phi_node_for): Declare.
9608 (add_type_alias): Declare.
9609 (count_uses_and_derefs): Declare.
9610 (kill_redundant_phi_nodes): Remove.
9611 (rewrite_into_ssa): Remove.
9612 (rewrite_def_def_chains): Remove.
9613 (update_ssa, register_new_name_mapping, create_new_def_for,
9614 need_ssa_update_p, name_registered_for_update_p,
9615 release_ssa_name_after_update_ssa, dump_repl_tbl,
9616 debug_repl_tbl, dump_names_replaced_by,
9617 debug_names_replaced_by, mark_sym_for_renaming,
9618 mark_set_for_renaming, get_current_def, set_current_def,
9619 get_value_range, dump_value_range, debug_value_range,
9620 dump_all_value_ranges, debug_all_value_ranges,
9621 expr_computes_nonzero, loop_depth_of_name,
9622 unmodifiable_var_p): Declare.
9623 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9625 * tree-into-ssa.c (block_defs_stack): Update comment.
9626 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9627 syms_to_rename, names_to_release, repl_tbl,
9628 need_to_initialize_update_ssa_p, need_to_update_vops_p,
9629 need_to_replace_names_p): New locals.
9630 (NAME_SETS_GROWTH_FACTOR): Define.
9631 (struct repl_map_d): Declare.
9632 (struct mark_def_sites_global_data): Add field
9634 (enum rewrite_mode): Declare.
9635 (REGISTER_DEFS_IN_THIS_STMT): Define.
9636 (compute_global_livein): Use last_basic_block instead of
9638 (set_def_block): Remove last argument. Update all callers.
9639 (prepare_use_operand_for_rename): Remove. Update all callers.
9640 (prepare_def_operand_for_rename): Remove. Update all callers.
9641 (symbol_marked_for_renaming): New.
9644 (repl_map_hash): New.
9646 (repl_map_free): New.
9647 (names_replaced_by): New.
9648 (add_to_repl_tbl): New.
9649 (add_new_name_mapping): New.
9650 (mark_def_sites): Assume that all the operands in the
9651 statement are in normal form.
9652 (find_idf): Assert that the block in the stack is valid.
9653 (get_default_def_for): New.
9654 (insert_phi_nodes_for): Add new argument 'update_p'.
9656 If update_p is true, add a new mapping between the LHS of
9657 each new PHI and the name that it replaces.
9658 (insert_phi_nodes_1): Only call find_idf if needed.
9659 (get_reaching_def): Call get_default_def_for.
9660 (rewrite_operand): Remove.
9661 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9662 and REWRITE_THIS_STMT are false.
9663 Assume that all the operands in the statement are in
9665 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9666 (rewrite_virtual_phi_arguments): Remove.
9667 (invalidate_name_tags): Remove.
9668 (register_new_update_single, register_new_update_set,
9669 rewrite_update_init_block, replace_use,
9670 rewrite_update_fini_block, rewrite_update_stmt,
9671 rewrite_update_phi_arguments): New.
9672 rewrite_blocks): Remove argument 'fix_virtual_phis'.
9673 Add arguments 'entry', 'what' and 'blocks'.
9674 Initialize the dominator walker according to 'what' and
9676 Start the dominator walk at 'entry'.
9677 (mark_def_site_blocks): Add argument 'interesting_blocks'.
9678 Use it to configure the dominator walker.
9679 (rewrite_into_ssa): Remove argument 'all'.
9681 (rewrite_all_into_ssa): Remove.
9682 (rewrite_def_def_chains): Remove.
9683 (mark_def_interesting, mark_use_interesting,
9684 prepare_phi_args_for_update, prepare_block_for_update,
9685 prepare_def_site_for, prepare_def_sites,
9686 dump_names_replaced_by, debug_names_replaced_by,
9687 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9688 delete_update_ssa, create_new_def_for,
9689 register_new_name_mapping, mark_sym_for_renaming,
9690 mark_set_for_renaming, need_ssa_update_p,
9691 name_registered_for_update_p, ssa_names_to_replace,
9692 release_ssa_name_after_update_ssa,
9693 insert_updated_phi_nodes_for, update_ssa): New.
9694 * tree-loop-linear.c (linear_transform_loops): Call
9695 update_ssa instead of rewrite_into_ssa.
9696 * tree-optimize.c (vars_to_rename): Remove.
9698 (init_tree_optimization_passes): Replace
9699 pass_redundant_phi with pass_copy_prop.
9701 Replace pass_ccp with pass_store_ccp.
9702 Add pass_store_copy_prop after pass_store_ccp.
9703 (execute_todo): If the TODO_ flags don't include updating
9704 the SSA form, assert that it does not need to be updated.
9705 Call update_ssa instead of rewrite_into_ssa and
9706 rewrite_def_def_chains.
9707 If TODO_verify_loops is set, call verify_loop_closed_ssa.
9708 (tree_rest_of_compilation):
9709 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9710 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9711 TODO_cleanup_cfg): Renumber.
9712 (TODO_verify_loops, TODO_update_ssa,
9713 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9714 TODO_update_ssa_only_virtuals): Define.
9715 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
9717 * tree-phinodes.c (make_phi_node): Update documentation.
9718 (remove_all_phi_nodes_for): Remove.
9719 (find_phi_node_for): New.
9720 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
9721 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
9722 (interpret_rhs_modify_expr): Likewise.
9723 * tree-sra.c (decide_instantiations): Mark all symbols in
9724 SRA_CANDIDATES for renaming.
9725 (mark_all_v_defs_1): Rename from mark_all_v_defs.
9726 (mark_all_v_defs): New function. Update all users to call it
9727 with the whole list of scalarized statements, not just the
9729 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
9730 (compute_flow_insensitive_aliasing): If the tag is
9731 unmodifiable and the variable isn't or vice-versa, don't
9732 make them alias of each other.
9733 (setup_pointers_and_addressables): If the type tag for
9734 VAR is about to change, mark the old one for renaming.
9735 (add_type_alias): New.
9736 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
9737 (ccp_lattice_t): Rename from latticevalue.
9738 (value): Remove. Update all users.
9739 (const_val): New local variable.
9740 (do_store_ccp): New local variable.
9741 (dump_lattice_value): Handle UNINITIALIZED.
9742 (debug_lattice_value): New.
9743 (get_default_value): Re-write.
9744 (set_lattice_value): Re-write.
9745 (def_to_varying): Remove. Update all users.
9746 (likely_value): Return VARYING for statements that make
9747 stores when STORE_CCP is false.
9748 Return VARYING for any statement other than MODIFY_EXPR,
9749 COND_EXPR and SWITCH_EXPR.
9750 (ccp_initialize): Re-write.
9751 (replace_uses_in, replace_vuse_in, substitute_and_fold):
9752 Move to tree-ssa-propagate.c.
9753 (ccp_lattice_meet): Handle memory stores when
9754 DO_STORE_CCP is true.
9755 (ccp_visit_phi_node): Likewise.
9756 (ccp_fold): Likewise.
9757 (evaluate_stmt): Likewise.
9758 (visit_assignment): Likewise.
9759 (ccp_visit_stmt): Likewise.
9760 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
9764 (do_ssa_store_ccp): New.
9765 (gate_store_ccp): New.
9766 (pass_store_ccp): Declare.
9767 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
9768 (may_propagate_copy): Reformat.
9769 Don't abort if ORIG is a virtual and DEST isn't.
9770 If NEW does not have alias information but DEST does,
9772 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
9773 copy_prop_kind, which_copy_prop): Declare.
9774 (stmt_may_generate_copy, get_copy_of_val,
9775 get_last_copy_of, set_copy_of_val, dump_copy_of,
9776 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
9777 copy_prop_visit_stmt, copy_prop_visit_phi_node,
9778 init_copy_prop, fini_copy_prop, execute_copy_prop,
9779 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
9780 store_copy_prop): New.
9781 (pass_copy_prop, pass_store_copy_prop): Declare.
9782 * tree-ssa-dom.c (struct opt_stats_d): Add fields
9783 'num_const_prop' and 'num_copy_prop'.
9784 (cprop_operand): Update them.
9785 (dump_dominator_optimization_stats): Dump them.
9786 (tree_ssa_dominator_optimize): Call update_ssa instead of
9788 (loop_depth_of_name): Declare extern.
9789 (simplify_cond_and_lookup_avail_expr): Guard against NULL
9790 values for LOW or HIGH.
9791 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
9792 (record_equivalences_from_stmt): Call expr_computes_nonzero.
9793 (cprop_operand): Only propagate if VAL != OP.
9794 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
9795 statement for renaming.
9796 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
9797 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
9798 add_type_alias if necessary.
9799 Call mark_new_vars_to_rename.
9800 (tree_ssa_iv_optimize): If new symbols need to be renamed,
9801 mark every statement updated, call update_ssa and
9802 rewrite_into_loop_closed_ssa.
9803 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
9804 from LIVEIN if VAR is a virtual.
9805 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
9806 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
9807 (get_call_expr_operands): Reformat statement.
9808 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
9810 * tree-ssa-propagate.c (ssa_prop_init): Initialize
9811 SSA_NAME_VALUE for every name.
9812 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9813 get_value_loaded_by): New.
9814 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
9815 substitute_and_fold): Move from tree-ssa-ccp.c.
9816 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
9817 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9818 get_value_loaded_by, replace_uses_in, substitute_and_fold):
9820 * tree-ssa.c (verify_use): Fix error message.
9821 (propagate_into_addr, replace_immediate_uses, get_eq_name,
9822 check_phi_redundancy, kill_redundant_phi_nodes,
9823 pass_redundant_phi): Remove. Update all users.
9824 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9825 add_type_alias, if necessary.
9826 * tree-vectorizer.h (struct _stmt_vect_info): Update
9827 documentation for field 'memtag'.
9828 * tree-vrp.c: New file.
9829 * tree.def (ASSERT_EXPR): Define.
9830 * tree.h (ASSERT_EXPR_VAR): Define.
9831 (ASSERT_EXPR_COND): Define.
9832 (SSA_NAME_VALUE_RANGE): Define.
9833 (struct tree_ssa_name): Add field 'value_range'.
9834 (PHI_REWRITTEN): Remove.
9835 (struct tree_phi_node): Remove field 'rewritten'.
9836 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
9837 -ftree-store-copy-prop): Document.
9838 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
9839 Document usage of update_ssa.
9841 2005-04-08 David Edelsohn <edelsohn@gnu.org>
9844 * config/rs6000/predicates.md (altivec_register_operand): Accept
9846 (and64_operand): Do not limit CONST_INT to mask64_operand.
9847 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
9848 (and_operand): Do not limit CONST_INT to mask_operand.
9850 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
9852 PR rtl-optimization/20466
9853 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
9854 for overlap of the address of each list member.
9855 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
9857 2005-04-08 Mike Stump <mrs@apple.com>
9859 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
9861 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
9864 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9866 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
9868 * function.c (push_function_context_to): Don't set
9870 * function.h (function): Remove contains_functions.
9871 (current_function_contains_functions): Remove.
9873 * function.h (function): Remove instrument_entry_exit.
9874 (current_function_instrument_entry_exit): Remove.
9876 * function.h (nonlocal_labels): Remove.
9878 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
9880 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
9881 (check_attr_value, write_attr_get, write_expr_attr_cache,
9882 find_attr, make_internal_attr): Don't reference negative_ok or
9884 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9885 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9886 (ATTR_STATIC): Adjust the value.
9888 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9890 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
9892 * config/s390/tpf.h (ASM_SPEC): Define.
9894 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9896 * tree-flow.h: Remove the prototype for
9897 redirect_immediate_uses.
9898 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9900 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
9902 * arm.c (arm_const_double_by_parts): New function.
9903 * arm-protos.h (arm_const_double_by_parts): Add prototype.
9904 * arm.md (define_split for 64-bit constants): Add another one.
9906 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9908 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9910 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9912 * system.h: Revert last change.
9914 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9916 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9917 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9918 (TARGET_SWITCHES): Delete.
9919 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9920 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9921 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9922 * config/xtensa/xtensa.opt: New file.
9924 2005-04-08 Ben Elliston <bje@au.ibm.com>
9926 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9927 * config/fp-bit.h: Tidy comments.
9929 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9931 * system.h: Poison PARAMS.
9933 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9935 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9936 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9937 (TARGET_SWITCHES): Delete.
9938 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9939 * config/vax/vax.opt: New file.
9941 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9943 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9945 2005-04-07 Ian Lance Taylor <ian@airs.com>
9947 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9949 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9950 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9953 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9955 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9956 all immediate uses in PHI nodes.
9958 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9960 * arm.c (arm_const_double_inline_cost): Handle any constant by
9961 using gen_lowpart and gen_highpart_mode.
9962 (note_invalid_constants): All constants in an RTX with a constraint
9963 that permits memory are now pushed to the constant pool.
9964 (output_move_double): Delete code to handle reg to reg and
9965 constant to reg moves.
9966 (const_double_needs_minipool, output_mov_immediate): Delete.
9967 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9968 CONST_INT and CONST_VECTOR.
9969 * arm.md (ANY64): New mode macro.
9970 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9971 (movdf_soft_insn): Split reg-reg and const-reg moves.
9972 (split patterns for 64-bit constant and register moves): New.
9973 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9974 (cirrus_movdf_hard_insn): Likewise.
9975 * fpa.md (movdf_fpa): Likewise.
9976 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9977 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9979 (movv2si_internal_2): Likewise.
9980 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9981 (movdf_vfp): Likewise.
9982 * arm-protos.h (output_mov_immediate): Delete prototype.
9984 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9987 * simplify-rtx.c (simplify_unary_operation_1): Check
9988 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9990 2005-04-06 James E Wilson <wilson@specifixinc.com>
9993 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9996 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9998 * coverage.h (GCOV_TYPE_NODE): Delete.
9999 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10000 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10001 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10002 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10003 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10005 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10008 * Makefile.in (gcc.pot): Remove options.c dependency.
10009 * optc-gen.awk: Don't quote help strings with N_().
10011 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10013 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10014 the function returns a pointer type.
10016 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10018 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10019 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10020 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10021 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10022 explicit_uses members.
10023 (get_or_create_used_part_for): Initialize new fields.
10024 (fieldoff_compare): New function.
10025 (create_overlap_variables_for): Count number of fields, use
10026 heuristic to determine whether to create subvars for vars with
10027 only implicit uses.
10028 Sort the field list by offset and avoid creating duplicate SFT's.
10030 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10032 * c.opt (-F): Remove trailing whitespace from help string.
10033 (-finput-charset): Use a tab to separate the switch name and help
10035 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10036 (-ftree-vectorizer-verbose): Likewise.
10038 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10040 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10041 a PHI argument where a use occurs instead of all PHI arguments.
10043 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10045 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10048 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10050 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10051 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10052 config/bfin/bfin.h: Fix comment typos.
10054 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10056 * doc/install.texi: Update the URL for Jacks.
10057 * doc/sourcebuild.texi: Likewise.
10059 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10062 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10063 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10065 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10067 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10069 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10071 * config/v850/v850-protos.h (override_options): Delete.
10072 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10073 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10074 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10075 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10076 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10077 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10078 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10079 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10080 (OVERRIDE_OPTIONS): Delete.
10081 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10082 (small_memory_info): Remove the value field.
10083 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10084 TARGET_NO_APP_REGS.
10085 * config/v850/v850.c (small_memory): Remove the value field.
10086 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10087 (override_options): Delete.
10088 (v850_handle_memory_option, v850_handle_option): New functions.
10089 * config/v850/v850.opt: New file.
10091 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10093 * config.host: Add a section for generic hosts, and a subsection
10094 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10095 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10096 * config/host-darwin.h: New.
10097 * config/x-darwin: New.
10098 * config/i386/host-i386-darwin.c: New.
10099 * config/i386/x-darwin: New.
10100 * config/rs6000/host-darwin.c: Include host-darwin.h.
10101 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10102 (darwin_rs6000_gt_pch_use_address): Likewise.
10103 * config/rs6000/x-darwin: Change name of .o built, update
10104 dependencies for changes to rs6000/host-darwin.c.
10106 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10109 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10111 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10113 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10114 split_loop_exit_edge instead of loop_split_edge_with.
10116 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10118 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10119 UNSPEC_SET_VSCR): New constants, used throughout.
10120 (*andc3_v4sf): New.
10121 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10123 (altivec_vspltis<VI_char>): ... this pattern, using
10124 a QImode const_int_operand for the immediate.
10125 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10128 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10131 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10133 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10135 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10137 2005-04-06 Ben Elliston <bje@au.ibm.com>
10139 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10140 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10141 macros as living in "this file" and not gcc.h.
10143 2005-04-06 Ben Elliston <bje@au.ibm.com>
10145 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10146 -ftree-live_range_split. Perhaps renamed at some point?
10148 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10151 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10152 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10154 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10156 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10157 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10158 (number_of_iterations_special): New function.
10159 (number_of_iterations_exit): Use number_of_iterations_special.
10160 Use simplify_using_outer_evolutions only at -O3.
10161 (number_of_iterations_cond, tree_simplify_using_condition,
10162 simplify_using_initial_conditions, loop_niter_by_eval,
10163 compare_trees, can_count_iv_in_wider_type_bound,
10164 simplify_using_outer_evolutions): Use fold_build.
10166 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
10168 * doc/install.texi (Configuration): Document --with-java-home.
10170 2005-04-05 Richard Henderson <rth@redhat.com>
10174 * config/i386/i386.c (print_operand): Handle vector zeros.
10175 (ix86_split_to_parts): Handle CONST_VECTOR.
10176 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10177 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10178 what modes to tie for MMX and SSE registers.
10179 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10180 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10181 to vector modes as well.
10182 * config/i386/predicates.md (const0_operand): Handle VOIDmode
10183 properly as an input mode.
10185 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10187 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10189 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10191 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10193 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10195 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10196 and local functions, set sse_nregs to 8 and float_in_sse.
10197 (function_arg_advance, function_arg): If float_in_sse, pass
10198 SFmode and DFmode arguments in SSE registers.
10199 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10201 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10202 of -funit-at-a-time.
10204 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10206 * config/i386/i386-protos.h (ix86_function_value): Accept two
10207 arguments, like the target macro.
10208 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10209 * config/i386/i386.c (ix86_function_value): Accept the second
10210 argument of the target macro.
10211 (ix86_function_ok_for_sibcall): Pass a function pointer to
10212 ix86_function_value.
10213 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10214 call to ix86_value_regno).
10215 (ix86_value_regno): Add support for returning floating point values
10218 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10220 PR tree-optimization/20076
10221 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10222 that call __builtin_return or __builtin_apply_args.
10224 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10226 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10227 Use immediate use iterator.
10228 (stmt_is_bumper_for_loop): Use immediate use iterator.
10229 * predict.c (strip_builtin_expect): Use update_stmt.
10230 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10231 on all elements of a STATEMENT_LIST.
10232 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10233 (bsi_remove): Remove imm_use links and mark the stmt as modified.
10234 (bsi_replace): Mark stmt as modified and the update it.
10235 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10236 (expand_complex_libcal): Call update_stmt.
10237 (expand_complex_comparison): Call mark_stmt_modified.
10238 (expand_complex_operations_1): Call update_stmt_if_modified.
10239 (expand_vector_operations_1): Call mark_stmt_modified.
10240 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10241 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10242 add_immediate_use, redirect_immediate_use,
10243 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10244 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10245 (mark_new_vars_to_rename): Call update_stmt.
10246 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10247 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10249 (unmodify_stmt): Delete.
10250 (update_stmt): New. Force an update of a stmt.
10251 (update_stmt_if_modified): update a stmt if it is out of date.
10252 (get_stmt_operands): Verify stmt is NOT modified.
10253 (stmt_modified_p): Update comment.
10254 (delink_imm_use): Remove a use node from its immuse list.
10255 (link_imm_use_to_list): Link a use node to a specific list.
10256 (link_imm_use): Link a node to the correct list.
10257 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10258 it in the correct list, if appropriate.
10259 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10260 (relink_imm_use): Link a use node in place of another node in a list.
10261 (relink_imm_use_stmt): LInk a node in place of another node, and set
10263 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10264 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10265 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10266 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10267 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10268 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10269 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10270 (has_zero_uses): New. Return true if there are no uses of a var.
10271 (has_single_use): New. Return true if there is only a single use of a
10273 (single_imm_use): New. Return the simgle immediate use.
10274 (num_imm_uses): New. Return the number of immediate uses.
10275 (get_v_must_def_ops): Use is now a pointer.
10276 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10277 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10279 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10280 (delink_stmt_imm_use): Delink all immuses from a stmt.
10281 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10282 * tree-flow.h (struct dataflow_d): Delete.
10283 (immediate_use_iterator_d): New. Immediate use iterator struct.
10284 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10285 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10286 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10288 (struct stmt_ann_d): Remove dataflow_t from struct.
10289 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
10290 (if_convertible_phi_p): Use FAST immuse iterator.
10291 (if_convertible_loop_p): Don't call compute_immediate_uses.
10292 (replace_phi_with_cond_modify_expr): Call update_stmt.
10293 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10294 update_stmt_if_modified.
10295 (rewrite_all_into_ssa): Initialize ssa operands.
10296 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10297 compute_immediate_uses.
10298 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10299 ssa_property is available.
10300 (execute_one_pass): Change parameters passed to execute_todo.
10301 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10302 (remove_ssa_form): Call fini_ssa_operands.
10303 (insert_backedge_copies): Delete call to modify_stmt.
10304 * tree-phinodes.c (make_phi_node): Initialize use nodes.
10305 (release_phi_node): Delink any use nodes before releasing.
10306 (resize_phi_node): Relink any use nodes.
10307 (remove_phi_arg_num): Delink the use node.
10308 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10309 (remove_all_phi_nodes_for): Release phi node first.
10310 * tree-pretty-print.c (dump_generic_node): Print stmt address.
10311 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10312 (scalarize_use, scalarize_copy): Call update_stmt.
10313 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10314 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10315 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10316 (ccp_initialize): Remove call to compute_immediate_uses.
10317 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10318 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10320 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10321 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10322 (eliminate_redundant_computations): Call mark_stmt_modified.
10323 (cprop_operand): Call mark_stmt_modified.
10324 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10325 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10326 (dse_optimize_stmt): Use new immuse interface.
10327 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10328 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10329 (substitute_single_use_vars): Use new immuse interface.
10330 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10331 and compute_immediate_uses.
10332 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10334 (rewrite_mem_refs): Call update_stmt.
10335 (determine_lsm): Remove call to compute_imm_uses and free_df.
10336 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10337 (try_unroll_loop_completely): Call update_stmt.
10338 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10339 (rewrite_use_compare): Call update_stmt.
10340 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10341 (rewrite_use) : Call update_stmt.
10342 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10343 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10345 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10346 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10347 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10349 (initialize_vuse_operand): New. Initialize a vuse operand.
10350 (initialize_v_may_def_operand): New. Initialize a maydef operand.
10351 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
10352 (finalize_ssa_defs): Use stmt parameter.
10353 (correct_use_link): Ensure a use node is in the correct list, and has
10354 the correct stmt pointer.
10355 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10356 finalize_ssa_v_must_defs): Also initialize use nodes.
10357 (finalize_ssa_stmt_operands): Pass extra stmt operands.
10358 (build_ssa_operands): Seperate parsing from final operand construction.
10359 (parse_ssa_operands): New. Parse entry point for operand building.
10360 (swap_tree_operands): New. Swap 2 tree operands.
10361 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
10363 (get_expr_operands): Call swap_tree_operands when needed.
10364 (copy_virtual_operands): Use initialize routines for virtual use ops.
10365 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10366 (verify_abort): New. Issue imm_use error.
10367 (verify_imm_links): New Verify imm_use links for a var.
10368 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
10369 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
10370 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
10371 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
10372 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10373 (NULL_USE_OPERAND_P) Define.
10374 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10376 (struct vuse_operand_type): New struct.
10377 (SET_USE): Call set_ssa_use_from_ptr.
10378 (USE_STMT): Define.
10379 (PHI_ARG_INDEX_FROM_USE): Define.
10380 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10381 argument via SET_USE, not PHI_ARG_DEF_TREE.
10382 * tree-ssa-pre.c (eliminate): Call update_stmt.
10383 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
10385 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10386 (nearest_common_dominator_of_uses): Use imm_use iterator.
10387 (statement_sink_location): Use imm_use iterator and interface.
10388 (execute_sink_code): Don't call compute_immediate_uses or free-df.
10389 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10390 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10391 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10392 (verify_ssa): Ensure no stmt is marked modify after optimization pass
10393 if new parameter is true.
10394 (init_tree_ssa): Don't initialize operand cache here.
10395 (delete_tree_ssa): Don't destroy operand cache here.
10396 (propagate_into_addr): Pass in a use pointer, return true if anything
10398 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10399 (check_phi_redundancy): Use imm_use iterator.
10400 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10402 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10403 (release_ssa_name): Delink node and all elements in its imm_use list.
10404 * tree-tailcall.c (adjust_return_value): Call update_stmt.
10405 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10406 * tree-vectorizer.c (need_imm_uses_for): Delete.
10407 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10408 * tree.h (struct ssa_imm_use_d): Define.
10409 (SSA_NAME_IMM_USE_NODE): Define.
10410 (struct tree_ssa_name): Add imm_use node.
10412 (PHI_ARG_IMM_USE_NODE): Define.
10413 (struct phi_arg_d): Add imm_use node.
10414 (struct tree_phi_node): Remove struct dataflow_d element.
10415 (TDF_STMTADDR): Define.
10417 2005-04-05 Dale Johannesen <dalej@apple.com>
10419 * doc/invoke.texi (Optimization Options): Remove
10420 duplicate -fcse-follow-jumps. Add -fweb.
10421 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10422 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10424 2005-04-05 Per Bothner <per@bothner.com>
10426 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10427 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10428 (warn_uninit): Get EXPR_LOCUS from context now instead.
10429 This fixes a USE_MAPPED_LOCATION testsuite failure.
10431 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10433 2005-04-05 Per Bothner <per@bothner.com>
10435 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10436 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10437 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10440 2004-04-05 Devang Patel <dpatel@apple.com>
10442 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10443 (lhsr<mode>3): ... new name.
10444 (altivec_vsra<VI_char>): Rename to ..
10445 (ashr<mode>3): ... new name.
10446 * config/rs6000/rs6000.c (builtin_description): Rename shift
10449 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10451 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10452 gen_lowpart_for_combine.
10453 * cse.c (gen_lowpart_if_possible): Move...
10454 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10455 gen_lowpart_SUBREG.
10456 (gen_lowpart_no_emit_general): Use it.
10458 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10460 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10463 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10465 * system.h: Fix typo.
10467 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10469 * config/bfin/bfin-modes.def: New file.
10470 * config/bfin/bfin-protos.h: New file.
10471 * config/bfin/bfin.c: New file.
10472 * config/bfin/bfin.h: New file.
10473 * config/bfin/bfin.md: New file.
10474 * config/bfin/bfin.opt: New file.
10475 * config/bfin/crti.s: New file.
10476 * config/bfin/crtn.s: New file.
10477 * config/bfin/elf.h: New file.
10478 * config/bfin/lib1funcs.asm: New file.
10479 * config/bfin/predicates.md: New file.
10480 * config/bfin/t-bfin: New file.
10481 * config/bfin/t-bfin-elf: New file.
10482 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10483 Document new attributes.
10484 (interrupt, interrupt_handler, saveall): Update documentation for
10486 * doc/install.texi (Specific): Add entry for the Blackfin.
10487 * doc/invoke.texi (Blackfin Options): New section.
10488 * doc/md.texi (Blackfin family): New section to document constraints.
10489 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10491 2005-04-05 Olivier Hainque <hainque@adacore.com>
10493 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10494 match what the system unwinder expects.
10495 * config/mips/mips.c (mips_frame_set): If we're saving the return
10496 address register and the dwarf return address column number differs
10497 from the hard register number, adjust the note reg to refer to the
10500 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10502 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10503 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10504 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10505 (processor_type): New enum.
10506 (mn10300_processor): New variable.
10507 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10508 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10509 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10510 (PROCESSOR_DEFAULT): New macro.
10511 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10512 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10513 (mn10300_handle_option, mn10300_override_options): New functions.
10514 * config/mn10300/mn10300.opt: New file.
10516 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10517 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10519 PR tree-optimization/19903
10520 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10521 that don't fit in their type after conversion.
10523 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10526 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10527 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10528 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10529 flag here. Implement using define_insn_and_split.
10530 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10531 (frndintxf2_mask_pm_i387): New insn patterns.
10532 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10533 Do not set ix86_optimize_mode_switching flag.
10534 (ceilsf2, ceildf2, ceilxf2): Same.
10535 (btruncsf2, btruncdf2, btruncxf2): Same.
10536 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10538 2005-04-05 Ian Lance Taylor <ian@airs.com>
10541 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10542 i386_pe_record_external_function.
10543 (i386_pe_record_external_function): Update declaration.
10544 * config/i386/winnt.c (struct extern_list): Add decl field.
10545 (i386_pe_record_external_function): Add decl parameter.
10546 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10548 * config/i386/i386-protos.h (i386_pe_record_external_function):
10549 Update declaration.
10551 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
10553 * config/m68k/m68k-protos.h: Add a prototype for
10554 valid_dbcc_comparison_p_2.
10555 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10556 extend_operator, const_uint32_operand, const_sint32_operand,
10557 general_src_operand, nonimmediate_src_operand,
10558 memory_src_operand, post_inc_operand, pre_dec_operand,
10559 pcrel_address): Move to predicates to predicates.md.
10560 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10561 * config/m68k/m68k.md: Include predicates.md.
10562 * config/m68k/predicates.md: New.
10564 2005-04-04 Roger Sayle <roger@eyesopen.com>
10566 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10568 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10570 2005-04-04 Ian Lance Taylor <ian@airs.com>
10572 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10574 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10575 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10576 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10577 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10578 * c-common.c (c_do_switch_warnings_1): New static function broken
10579 out of c_do_switch_warnings.
10580 (c_do_switch_warnings): Call c_do_switch_warnings_1.
10581 (c_do_switch_expr_warnings): New function.
10582 * c-common.h (c_do_switch_expr_warnings): Declare.
10584 2005-04-04 David Edelsohn <edelsohn@gnu.org>
10585 Daniel Jacobowitz <dan@codesourcery.com>
10587 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10589 * rtlanal.c (may_trap_p): Same.
10591 2005-04-04 Dale Johannesen <dalej@apple.com>
10593 * ChangeLog: remove reference to ChangeLog.12.
10595 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
10597 CRIS epilogue as RTL.
10598 * config/cris/cris.md: Change all 0 in unspec 0 to
10600 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10601 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10603 ("return"): Change to define_expand. Call cris_expand_return for
10605 ("*return_expanded"): New pattern.
10606 ("epilogue"): New define_expand.
10607 * config/cris/cris.h (PREDICATE_CODES): Add
10608 cris_load_multiple_op.
10609 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10611 (enum cris_retinsn_type): New.
10612 (struct machine_function): New member return_type.
10613 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10614 (cris_target_asm_function_epilogue): Remove, moving RTLified
10616 (cris_expand_epilogue): New function.
10617 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10618 (cris_gen_movem_load, cris_load_multiple_op)
10619 (cris_return_address_on_stack_for_return, cris_expand_return): New
10621 (cris_target_asm_function_prologue)
10622 (cris_initial_frame_pointer_offset): Call
10623 cris_reg_saved_in_regsave_area instead of complicated expression.
10624 Call cris_return_address_on_stack instead of an expression.
10625 (cris_print_operand) <case 'o', case 'O'>: New cases.
10626 (cris_return_address_on_stack): Change return-type to bool.
10627 (cris_simple_epilogue): Ditto. Return false if registers are
10629 * config/cris/cris-protos.h (cris_simple_epilogue)
10630 (cris_return_address_on_stack): Adjust prototype return type.
10631 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10632 (cris_return_address_on_stack_for_return): New prototypes.
10634 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10636 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10637 gpr_or_int12_operand.
10639 * config/frv/frv-protos.h: Add a prototype to
10640 frv_legitimate_memory_operand and frv_const_unspec_p.
10641 (frv_unspec): Move from frv.c.
10642 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10643 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10644 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10645 gpr_or_fpr_operand, gpr_or_int12_operand,
10646 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10647 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10648 int6_operand, int5_operand, uint5_operand, uint4_operand,
10649 uint1_operand, int_2word_operand, uint16_operand,
10650 upper_int16_operand, integer_register_operand,
10651 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10652 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10653 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10654 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10655 move_destination_operand, movcc_fp_destination_operand,
10656 frv_function_symbol_referenced_p, move_source_operand,
10657 condexec_dest_operand, condexec_source_operand,
10658 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10659 const_unspec_operand, gpr_or_memory_operand,
10660 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10661 icc_operand, fcc_operand, cc_operand, icr_operand,
10662 fcr_operand, cr_operand, call_operand, sibcall_operand,
10663 symbolic_operand, relational_operator,
10664 integer_relational_operator, float_relational_operator,
10665 ccr_eqne_operator, minmax_operator,
10666 condexec_si_binary_operator, condexec_si_media_operator,
10667 condexec_si_divide_operator, condexec_si_unary_operator,
10668 condexec_sf_conv_operator, condexec_sf_add_operator,
10669 condexec_memory_operand, intop_compare_operator, acc_operand,
10670 even_acc_operand, quad_acc_operand, accg_operand: Move to
10672 * config/frv/frv.h (PREDICATE_CODES): Remove.
10673 * config/frv/frv.md: Include predicates.md.
10674 * config/frv/predicates.md: New.
10676 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10679 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10680 * tree-ssa-loop-ivopts.c: Include langhooks.h.
10681 (add_standard_iv_candidates_for_size): New function, extracting code
10682 from add_standard_iv_candidates and parameterizing it by type size.
10683 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10685 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10687 * system.h (GCOV_SIZE_TYPE): Unposion.
10688 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10689 (GCOV_TYPE_SIZE): ...this new macro.
10690 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10691 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10692 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10693 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10694 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10695 instead of unsigned_intSI_type_node.
10696 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10697 (rtl_gen_one_value_profiler_no_edge_manipulation)
10698 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10699 * value-prof.c: Include coverage.h.
10701 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
10702 Diego Novillo <dnovillo@redhat.com>
10704 Fix PR tree-optimization/20703
10705 Fix PR tree-optimization/20725
10707 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10708 (create_expression_by_pieces): Ditto.
10709 (valid_in_set): Ditto. Also handle tcc_declaration.
10710 (find_or_generate_expression): Handle comparison class.
10711 (insert_into_preds_of_block): Ditto.
10712 (insert_aux): Ditto.
10713 (create_value_expr_from): Handle comparison class, recursively
10714 handle reference nodes.
10715 (compute_avail): Handle comparison classes, rewrite a little cleaner.
10716 (execute_pre): Fix spacing.
10717 (do_fre): Renamed to execute_fre.
10719 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10721 * doc/invoke.texi (SPARC options): Document that
10722 -mlittle-endian is not supported on Linux either.
10724 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10728 * config.gcc (Obsolete configurations): Remove
10729 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
10730 (sparclite-*-coff*): Delete.
10731 (sparclite-*-elf*): Likewise.
10732 (sparc86x-*-elf*): Likewise.
10733 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
10734 * config/sparc/lite.h: Delete.
10735 * config/sparc/litecoff.h: Likewise.
10736 * config/sparc/liteelf.h: Likewise.
10737 * config/sparc/sp86x-elf.h: Likewise.
10738 * config/sparc/t-sparclite: Likewise.
10739 * config/sparc/t-sp86x: Likewise.
10741 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
10743 * config/s390/s390-protos.h: (s390_comparison,
10744 s390_alc_comparison, s390_slb_comparison, const0_operand,
10745 consttable_operand, larl_operand, s_operand,
10746 shift_count_operand, bras_sym_operand, load_multiple_operation,
10747 store_multiple_operation, s390_plus_operand): Remove prototypes.
10748 (s390_legitimate_address_without_index_p): New prototype.
10749 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
10751 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
10752 const0_operand, consttable_operand, larl_operand, s_operand,
10753 shift_count_operand, bras_sym_operand, load_multiple_operation,
10754 store_multiple_operation, s390_plus_operand): Move to
10756 (check_mode): Remove.
10757 (s390_branch_condition_mask): Remove 'static'. Move prototype to
10759 (s390_legitimate_address_without_index_p): New.
10760 * config/s390/s390.h (PREDICATE_CODES): Remove.
10761 * config/s390/s390.md: Include predicates.md.
10762 * config/s390/predicates.md: New.
10764 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10767 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
10768 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
10769 (NEED_INDICATE_EXEC_STACK): Define to 1.
10770 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
10771 (NEED_INDICATE_EXEC_STACK): Define to 1.
10772 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
10773 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
10774 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
10775 (pic_helper_emitted_p): New global.
10776 (emit_pic_helper): New function extracted from...
10777 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
10778 Do not call emit_pic_helper if delay_pic_helper is true.
10779 (sparc_expand_prologue): Pass 'false' to load_pic_register.
10780 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
10781 (sparc_file_end): New function.
10783 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10785 * config/mcore/mcore-protos.h: Remove the prototypes for
10786 mcore_arith_reg_operand, mcore_general_movsrc_operand,
10787 mcore_general_movdst_operand, mcore_reload_operand,
10788 mcore_arith_J_operand, mcore_arith_K_operand,
10789 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
10790 mcore_arith_K_S_operand, mcore_arith_imm_operand,
10791 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10792 mcore_literal_K_operand, mcore_addsub_operand,
10793 mcore_compare_operand, mcore_load_multiple_operation,
10794 mcore_store_multiple_operation, mcore_call_address_operand.
10795 Add a prototype for const_ok_for_mcore.
10796 * config/mcore/mcore.c (mcore_call_address_operand,
10797 mcore_general_movsrc_operand, mcore_general_movdst_operand,
10798 mcore_arith_reg_operand, mcore_reload_operand,
10799 mcore_arith_J_operand, mcore_arith_K_operand,
10800 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
10801 mcore_arith_M_operand, mcore_arith_imm_operand,
10802 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10803 mcore_literal_K_operand, mcore_addsub_operand,
10804 mcore_compare_operand, mcore_load_multiple_operation,
10805 mcore_store_multiple_operation): Move to predicates.md.
10806 (const_ok_for_mcore): Export.
10807 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
10808 * config/mcore/mcore.md: Include predicates.md.
10809 * config/mcore/predicates.md: New.
10811 * config/mcore/predicates.md: Fix a comment typo.
10813 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
10814 Adrian Straetling <straetling@de.ibm.com>
10816 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
10817 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
10818 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
10820 ("imul"): Removed from "type" attribute.
10821 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
10822 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
10823 Changed type to imulsi.
10824 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
10826 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10828 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
10829 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
10830 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
10831 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
10832 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
10833 (TARGET_SWITCHES, mcore_stack_increment_string)
10834 (TARGET_OPTIONS): Delete.
10835 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
10836 than *_BIT constants.
10837 (TARGET_8ALIGN): #undef old definition before redefining to 1.
10838 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
10839 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
10840 (mcore_override_options): Delete mcore_stack_increment code.
10841 Change use of M340_BIT to MASK_M340.
10842 * config/mcore/mcore.opt: New file.
10844 2005-04-04 Ian Lance Taylor <ian@airs.com>
10846 * config/arm/arm.c (replace_symbols_in_block): Remove static
10849 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10851 * config/fr30/fr30-protos.h: Remove the prototypes for
10852 stack_add_operand, add_immediate_operand,
10853 high_register_operand, low_register_operand, call_operand,
10854 di_operand, and nonimmediate_di_operand.
10855 * config/fr30/fr30.c (stack_add_operand,
10856 add_immediate_operand, high_register_operand,
10857 low_register_operand, call_operand, di_operand,
10858 nonimmediate_di_operand): Move to predicates.md.
10859 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
10860 * config/fr30/fr30.md: Include predicates.md.
10861 * config/fr30/predicates.md: New.
10863 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
10864 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
10865 mcore_call_address_operand.
10867 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
10868 general_movsrc_operand.
10870 2005-04-04 Alan Modra <amodra@bigpond.net.au>
10872 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
10875 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
10878 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
10881 2005-04-04 Richard Henderson <rth@redhat.com>
10882 Jakub Jelinek <jakub@redhat.com>
10884 PR rtl-optimization/16104
10885 * fold-const.c (fold_unary): Fix folding of vector conversions.
10887 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10889 * config.gcc (xstormy16-*-elf): Set extra_options.
10890 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10891 * config/stormy16/stormy16.opt: New file.
10893 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10895 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10896 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10897 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10898 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10899 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10900 (TARGET_UNIX_ASM): Delete.
10901 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10902 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10903 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10904 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10905 * config/pdp11/pdp11.opt: New file.
10907 2005-04-03 Roger Sayle <roger@eyesopen.com>
10908 Alexandre Oliva <aoliva@redhat.com>
10911 * fold-const.c (non_lvalue): Split tests into...
10912 (maybe_lvalue_p): New function.
10913 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10914 C++ front-end prior to lowering into gimple form.
10916 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10918 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10919 BUILT_IN_STRNCASECMP): New.
10920 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10923 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10926 * arm.md (addsi3_compare0_for_combiner): Delete.
10927 (addsi3_compare0_scratch_for_combiner): Delete.
10928 (cmpsi_neg_shiftsi): Delete.
10929 (compare_negsi_si): New pattern.
10930 (cmpsi_negshiftsi_si): New pattern.
10931 (negated_cbranchsi4): Restrict to equality_operator.
10933 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10936 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10938 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10941 * doc/install.texi: Fix a typo.
10943 2005-04-03 Steven Bosscher <stevenb@suse.de>
10945 PR middle-end/20648
10946 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10947 a computed goto if the edge to the computed goto block has
10948 incoming abnormal edges. Clarify how the function works.
10950 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10952 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10953 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10954 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10955 hash_scan_set, reg_set_between_after_reload_p,
10956 reg_used_between_after_reload_p, get_avail_load_store_reg,
10957 eliminate_partially_redundant_load): Likewise.
10958 * postreload.c (reload_cse_simplify_set,
10959 reload_combine_note_use): Likewise.
10960 * predict.c (predict_insn, expected_value_to_br_prob,
10961 propagate_freq, expensive_function_p): Likewise.
10962 * print-rtl.c (print_rtx): Likewise.
10963 * profile.c (instrument_edges, instrument_values,
10964 compute_branch_probabilities, branch_prob, union_groups,
10965 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10966 * protoize.c (in_system_include_dir, file_could_be_converted,
10967 file_normally_convertible, gen_aux_info_file, seek_to_line,
10968 do_cleaning): Likewise.
10969 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10970 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10971 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10973 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10975 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10976 * modulo-sched.c (undo_replace_buff_elem): New structure.
10977 (kernel_number_of_cycles, ps_unschedule_node,
10978 undo_generate_reg_moves,free_undo_replace_buff,
10979 undo_permute_partial_schedule, loop_single_full_bb_p,
10980 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10981 build_loops_structure, get_sched_window): New.
10982 (generate_reg_moves): Return undo_replace_buff_elem and other
10984 (generate_prolog_epilog): Remove old loop versioning.
10985 (sms_schedule): Use loop information and loop_version.
10986 (sms_schedule_by_order): Split part of it to get_sched_window.
10987 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10988 cfg_layout_finalize and free_dominance_info before/after SMS.
10990 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10992 * cfghooks.c (lv_flush_pending_stmts,
10993 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10994 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10995 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10996 lv_add_condition_to_bb,
10997 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10998 flush_pending_stmts): New in cfg_hooks structure.
10999 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11000 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11001 lv_add_condition_to_bb): New declarations.
11002 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11004 (loop_version): Declare.
11005 * cfgloopmanip.c (cfghooks.h): Include.
11006 (duplicate_loop_to_header_edge): Change return type to bool.
11007 (loop_version, lv_adjust_loop_entry_edge): Move here.
11008 * cfgrtl.c (cfgloop.h): Include.
11009 (rtl_verify_flow_info_1): Fix.
11010 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11011 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11013 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11014 tree_lv_add_condition_to_bb): New.
11015 (tree_cfg_hooks): Add new hooks to initialization.
11016 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11017 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11019 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11021 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11022 xstormy16_below100_or_register,
11023 xstormy16_splittable_below100_or_register, and
11024 nonimmediate_nonstack_operand.
11026 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11027 xstormy16_ineqsi_operator, equality_operator,
11028 inequality_operator, shift_operator,
11029 xstormy16_below100_operand, xstormy16_below100_or_register,
11030 xstormy16_splittable_below100_or_register,
11031 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11032 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11033 equality_operator, inequality_operator,
11034 xstormy16_below100_operand, xstormy16_below100_or_register,
11035 xstormy16_splittable_below100_or_register,
11036 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11037 nonimmediate_nonstack_operand, shift_operator): Move to
11039 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11040 * config/stormy16/stormy16.md: Include predicates.md.
11041 * config/stormy16/predicates.md: New.
11043 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11045 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11046 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11047 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11048 move_operand, power_of_2_operand): Move to predicates.md.
11049 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11050 PREDICATE_CODE): Remove.
11051 * config/iq2000/iq2000.md: Include predicates.md.
11052 * config/iq2000/predicates.md: New.
11054 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11056 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11057 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11058 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11059 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11060 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11061 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11062 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11063 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11064 (TARGET_M68HC11): Delete.
11065 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11066 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11067 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11068 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11069 (nb_soft_regs): Delete.
11070 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11071 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11072 and MASK_M6812 being set simultaneously. Change the code that sets
11073 the default m68hc11_soft_reg_count to use integers instead of strings.
11074 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11075 m68hc11_soft_reg_count (which now has an int type) as the number
11077 * config/m68hc11/m68hc11.opt: New file.
11079 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11081 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11082 fp_displacement_operand, sp_displacement_operand.
11084 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11086 Remove the prototypes for tst_operand, cmp_operand,
11087 stack_register_operand, d_register_operand,
11088 hard_addr_reg_operand, splitable_operand,
11089 m68hc11_logical_operator, m68hc11_arith_operator,
11090 m68hc11_non_shift_operator, m68hc11_shift_operator,
11091 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11092 non_push_operand, hard_reg_operand, and
11093 reg_or_some_mem_operand.
11094 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11096 (tst_operand, cmp_operand, non_push_operand,
11097 splitable_operand, reg_or_some_mem_operand,
11098 stack_register_operand, d_register_operand,
11099 hard_addr_reg_operand, hard_reg_operand,
11100 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11101 m68hc11_arith_operator, m68hc11_non_shift_operator,
11102 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11104 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11105 * config/m68hc11/m68hc11.md: Include predicates.md.
11106 * config/m68hc11/predicates.md: New.
11108 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11111 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11112 change checked in along with 2005-03-03's patch for debug/20253.
11113 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11114 (remap_decl): Insert type decl in map earlier.
11116 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11118 PR tree-optimization/20640
11119 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11120 post-dominator if it has phi nodes.
11121 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11122 before dead statements.
11124 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11126 PR middle-end/20491
11127 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11129 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11131 PR rtl-optimization/20290
11132 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11133 in every iteration if the entry point is the exit test.
11135 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11137 * config/cris/cris.md (attribute "length"): Define.
11139 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11141 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11142 (word_offset_memref_operand): New.
11143 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11144 (indexed_or_indirect_operand): Delete.
11145 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11146 (indexed_or_indirect_operand): Delete.
11148 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11151 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11154 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11155 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11157 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11159 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11161 2005-04-01 Ian Lance Taylor <ian@airs.com>
11163 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11164 (rus, prus): Remove static variables.
11165 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11166 (process_command): Permit report_times and use_pipes together.
11168 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11170 * c-decl.c (validate_proto_after_old_defn): Look at
11171 TYPE_MAIN_VARIANT of argument types.
11173 2005-04-01 Paul Brook <paul@codesourcery.com>
11175 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11176 (arm_output_function_epilogue): Allow call_via_SP.
11177 (thumb_call_via_reg, arm_file_end): Ditto.
11178 * config/arm/arm.h (struct machine_function): Include space for SP.
11179 (thumb_call_via_label): Update declaration.
11181 2005-04-01 Ian Lance Taylor <ian@airs.com>
11183 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11184 doing a peephole optimization, once again put any notes in the
11187 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11189 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11191 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11193 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11194 (block_alloc, find_free_reg): Likewise.
11195 * loop-doloop.c (doloop_modify): Likewise.
11196 * loop-invariant.c (record_use): Likewise.
11197 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11198 get_iv_value, canon_condition, eliminate_implied_condition,
11199 eliminate_implied_condition, simplify_using_initial_values,
11200 shorten_into_mode, canonicalize_iv_subregs,
11201 iv_number_of_iterations): Likewise.
11202 * loop-unroll.c (expand_var_during_unrolling): Likewise.
11203 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11204 unswitch_loop): Likewise.
11205 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11206 move_movables, replace_call_address, find_and_verify_loops,
11207 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11208 record_giv, final_giv_value, general_induction_var,
11209 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11210 loop_giv_dump): Likewise.
11212 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11213 GCOV_CHECK_WRITING): Remove.
11214 (gcov_position, gcov_rewrite): Use gcc_assert.
11215 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11216 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11217 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11220 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11222 * tree-inline.c: Fix a typo.
11224 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11226 * configure.ac (enable-checking): Explicitly set all variables for
11227 collective switch values. Alphabetize variables. Rename
11228 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
11230 * doc/install.texi (enable-checking): Update documentation.
11231 * configure: Rebuilt.
11233 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11235 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11238 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11240 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11241 Also reject cases where this pattern will cause load delay stalls
11242 unless optimizing for size and it will produce a shorter sequence.
11243 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11244 variants to avoid pre-adjusting the base when possible.
11246 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11248 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11249 the frame and argument pointers.
11250 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11251 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11252 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11253 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11254 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11255 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11257 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11259 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11260 with entry for selectany attribute.
11261 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11263 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11264 (i386_pe_asm_named_section): Handle sections generated by
11265 selectany attribute.
11266 * doc/extend.texi (selectany): Document attribute.
11268 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11269 Jan Hubicka <jh@suse.cz>
11271 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11272 to fix addresses involving EBP and ESP.
11273 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11274 for SUBREGed registers.
11275 (legitimate_address_p): Accept SUBREGed registers.
11277 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11280 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11281 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11284 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11286 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11288 2005-04-01 James E Wilson <wilson@specifixinc.com>
11291 * dwarf2out.c (rtl_for_decl_init): New function.
11292 (rtl_for_decl_location): Extracted from here.
11293 (tree_add_const_value_attribute): Call rtl_for_decl_init and
11294 add_const_value_attribute. Delete initializer_constant_valid_p call.
11296 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11298 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11299 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11300 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11301 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11302 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11303 config/i386/i386.md, config/rs6000/predicates.md,
11304 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11305 config/s390/s390.c, config/stormy16/stormy16.c,
11306 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11309 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11312 * gimplify.c (gimplify_expr): Create a temporary for lvalue
11313 COND_EXPR and CALL_EXPR.
11315 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
11318 * genautomata.c (first_cycle_unit_presence): Check all alternative
11319 states for unit presence.
11321 * doc/md.texi: Remove remark about impossibility to query unit
11322 presence in non nondeterministic automaton state.
11324 * config/ia64/ia64.c (get_template): Change order of unit querying.
11326 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11328 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11331 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
11333 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11334 flag for edges outside any loops.
11336 2005-03-31 Janis Johnson <janis187@us.ibm.com>
11338 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11340 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11342 * tree-ssa-alias.c: Follow spelling conventions.
11343 * doc/tree-ssa.texi: Fix a typo.
11345 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
11347 * postreload-gcse.c: Include target.h.
11348 (gcse_after_reload_main): Return early if we cannot modify jumps.
11349 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11351 2005-03-31 David Edelsohn <edelsohn@gnu.org>
11353 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11354 expensive operations.
11356 2005-03-31 Ian Lance Taylor <ian@airs.com>
11358 * collect2.c (lderrout): New variable.
11359 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
11360 if it is set, to stderr.
11361 (handler): Unlink lderrout if it is set.
11362 (dump_file): Add "to" parameter. Change all callers.
11363 (main): Initialize lderrout.
11364 (collect_execute): Add errname parameter. Change all callers.
11365 Rename redir parameter to outname. Never pass
11366 PEX_STDERR_TO_STDOUT to pex_run.
11367 * collect2.h (collect_execute, dump_file): Update declarations.
11368 * tlink.c (tlink_execute): Add errname parameter. Change all
11370 (do_tlink): Check lderrout as well as ldout.
11372 2005-03-31 Caroline Tice <ctice@apple.com>
11374 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11375 (bb-reorder.o): Add errors.h to list of requirements.
11376 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11377 profiledbootstrap flags.
11378 * bb-reorder.c (errors.h): Add new include.
11379 (struct bbro_basic_block_data_def): Add new field, in_trace.
11380 (add_unlikely_executed_notes): Remove function.
11381 (mark_bb_for_unlikely_executed_section): Remove function.
11382 (insert_section_boundary_note): New function.
11383 (verify_hot_cold_block_grouping): New function.
11384 (push_to_next_round_p): Remove variables and tests that push all
11385 cold blocks to last round.
11386 (find_traces): Remove code that added extra round of trace finding
11387 when doing partitioning.
11388 (find_traces_1_round) : Remove variable last_round; add code to
11389 update new struct field, in_trace; correct trace_length where it was
11390 incorrect before (after call to copy_bb); change code that pushed all
11391 cold blocks to last round. Instead verify that all blocks going into
11392 a trace belong in the same partition.
11393 (connect_traces): Modify to connect the traces in two passes, if the
11394 function contains both hot and cold blocks. The first pass connects
11395 all the traces for blocks in the partition that the first block in
11396 the function belongs to; the second pass connnects all the traces
11397 containing blocks that belong in the other partition.
11398 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11399 code that automatically put the first block in a function into the
11400 hot partition if the function had any hot blocks.
11401 (fix_crossing_unconditional_branches): Check number of succ edges
11402 before attempting to get one.
11403 (fix_edges_for_rarely_executed_code): Update comment describing
11405 (reorder_basic_blocks): Add code to initialize new field (in_trace);
11406 remove call to add_unlikely_executed_notes; add call to
11407 verify_hot_cold_block_grouping.
11408 (duplicate_computed_gotos): Don't change computed goto if it's a
11410 (partition_hot_cold_basic_blocks): Update function comment.
11411 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11413 (try_forward_edges): Likewise.
11414 (merge_blocks_move_predecessor_nojumps): Likewise.
11415 (merge_blocks_move_successor_nojumps): Likewise.
11416 (merge_blocks_move): Likewise.
11417 (try_crossjump_bb): Likewise.
11418 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11419 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11420 notes to cold bb's; remove call to update_unlikely_executed_notes.
11421 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11422 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11423 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11424 function declaration.
11425 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11426 from consideration.
11427 (rtl_can_merge_blocks): Remove redundancy from condition.
11428 (try_redirect_by_replacing_jump): Likewise.
11429 (force_nonfallthru_and_redirect): Remove code for adding
11430 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11431 (commit_one_edge_insertion): Likewise.
11432 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11433 * dbxout.c (FORCE_TEXT): Replace function_section with
11434 current_function_section.
11435 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11436 function, switch_text_section.
11437 (struct xcoff_debug): Likewise.
11438 (dbxout_function_end): Add code to put out label diffs for both
11439 hot and cold sections.
11440 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11441 for new debug_hooks funciton, switch_text_section..
11442 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11443 switch_text_section.
11444 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11445 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11446 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11447 dw_fde_switched_sections.
11448 (output_call_frame_info): Add test to see if function switches text
11449 sections in the middle; if so, use appropriate extra hot and cold
11450 section labels to compute size deltas for the hot and cold sections.
11451 (dwarf2out_begin_prologue): Add code to initialize new fields in
11453 (dwarf2out_switch_text_section): New function (invoked through
11454 debug_hook); updates new fields in dw_fde_struct appropriately and
11455 increments separate_line_info_table_in_use.
11456 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11457 dwarf2out_switch_text_section.
11458 (struct var_loc_node): Add new field, section_label.
11459 (output_aranges): Add code to check whether in hot or cold section and
11460 use the appropriate label in calculating deltas.
11461 (output_ranges): Likewise.
11462 (output_line_info): Add code to check which section we're in and
11463 use appropriate hot/cold label.
11464 (add_location_or_constant_value_attribute): Likewise.
11465 (gen_subprogam_die): Modify arange attributes to use correct labels.
11466 (dwarf2out_begin_block): Change call to function_section into call to
11467 current_function_section.
11468 (dwarf2out_end_block): Likewise.
11469 (dwarf2out_source_line): Likewise.
11470 (dwarf2out_var_location): Add code to check whether in hot or cold
11471 section and use the appropriate label.
11472 * except.c (output_function_exception_table): Change call to
11473 function_section into call to current_function_section.
11474 * final.c (profile_function): Likewise.
11475 (scan_ahead_for_unlikely_executed_note): Remove function.
11476 (final_scan_insn): Remove calls to
11477 scan_ahead_for_unlikely_executed_note, and related code for switching
11478 to cold section, except for the single time
11479 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11480 debug_hooks->switch_text_sections; replace appropriate calls to
11481 function_section with calls to current_function_section.
11482 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11483 test_bb to condition.
11484 (find_if_case_2): Likewise.
11485 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11486 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11487 * opts.c (decode_options): Change warning about hot/cold partitioning
11488 with exceptionss to inform (so as not to cause bootstrap failures);
11489 remove warning about partitioning with DWARF debug info.
11490 * output.h (current_function_section): Add new function decl.
11491 (insert_section_boundary_note): Likewise.
11492 (enum in_section): Move this declaration here from varasm.c.
11493 (unlikely_section_label): Likewise.
11494 (unlikely_text_section_name): Likewise.
11495 (last_text_section_name): New global variable.
11496 (last_text_section): Likewise.
11497 (hot_section_label): Likewise.
11498 (hot_section_end_label): Likewise.
11499 (cold_section_end_label): Likewise.
11500 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11501 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11502 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11503 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11504 insn from consideration.
11505 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11506 switch_text_section.
11507 * varasm.c (basic-block.h): Add new include.
11508 (unlikely_section_label_printed): Remove global variable.
11509 (unlikely_section_label): Make global variable not be static any more.
11510 (unlikely_text_section_name): Likewise.
11511 (hot_section_end_label): New global variable (not static)
11512 (first_function_block_is_cold): Likewise.
11513 (hot_section_label): Likewise.
11514 (cold_section_end_label): Likewise..
11515 (last_text_section): New global variable, not static.
11516 (last_text_section_name): New global variable, not static.
11517 (initialize_cold_section_name): New function.
11518 (enum in_section): Move declaration to output.h.
11519 (text_section): Update last_text_section.
11520 (unlikely_text_section): Replace code to determine cold section name
11521 with call to initialize_cold_section_name; Add code to update
11522 last_text_section; remove code for printing out label.
11523 (named_section_real): Add code to update last_text_section and
11524 last_text_section_name as appropriate.
11525 (function_section): Change test for 'unlikely' to depend on
11526 first_function_block_is_cold (moved old test to
11527 current_function_section).
11528 (current_function_section): New function.
11529 (assemble_start_function): Move code that frees
11530 unlikely_text_section_name; initialize hot_section_end_label;
11531 print hot and cold section labels at the start of the function;
11532 set first_function_block_is_cold, if appropriate; initialize l
11533 ast_text_section; add call to insert_section_boundary_note.
11534 (assemble_end_function): Add code to write out hot and cold section
11536 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11537 switch_text_section.
11538 * config/darwin.c (machopic_select_section): Replace incorrect
11539 function in base_funs; update reloc for cold sections if necessary.
11540 * config/darwin.h (SECTION_FUNCTION): Add code to update
11541 last_text_section if appropriate.
11542 (text_unlikely_section): Remove.
11543 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11544 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11545 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11546 partitioning for this architecture.
11548 2005-03-31 Olivier Hainque <hainque@adacore.com>
11550 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11551 defined and non-zero.
11553 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
11556 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11559 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11562 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11563 label operand. Remove (use (unspec..)). Don't emit a label on
11565 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11566 generate inline label for load_toc_v4_PIC_1b.
11567 (rs6000_emit_load_toc_table): Likewise.
11569 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11571 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11572 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11574 2005-03-29 Devang Patel <dpatel@apple.com>
11576 * tree-sra.c (decide_block_copy): Disable scalarization of
11579 2005-03-30 Stuart Hastings <stuart@apple.com>
11580 Dale Johannesen <dalej@apple.com>
11582 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
11583 * print-tree.c (print_node): Add case STATEMENT_LIST.
11585 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11587 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11588 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
11589 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11590 is given with "powerpc64*" or "all", or when --with-cpu chooses
11593 2005-03-30 James E. Wilson <wilson@specifixinc.com>
11596 * dwarf2out.c (add_high_low_attributes): New function, extracted from
11597 gen_lexical_block_die.
11598 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11600 2005-03-31 Jan Hubicka <jh@suse.cz>
11602 2004-11-02 Jan Hubicka <jh@suse.cz>
11604 * cgraph.c (cgraph_varpool_node_name): New function.
11605 (dump_cgraph_varpool_node): New function.
11606 (dump_varpool): New function.
11607 * cgraphunit.c (cgraph_optimize): Dump varpool.
11609 2004-10-16 Jan Hubicka <jh@suse.cz>
11611 * cgraph.c (decide_is_variable_needed): New function.
11612 (cgraph_varpool_finalize_decl): Use it.
11613 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11615 * final.c (output_addr_const): Do not call mark_referenced.
11616 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11617 always go via cgraph.
11618 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11619 (check_global_declarations): Ifdef out code clearing DECL_RTL.
11620 * tree-optimize.c (execute_inline): Mark functions called.
11621 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11623 2004-10-11 Jan Hubicka <jh@suse.cz>
11625 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11626 (cgraph_varpool_last_needed_node): New static variable.
11627 (enqueue_needed_varpool_node): Break out from ...; add items to the
11628 end of queue; update first pointers.
11629 (cgraph_varpool_mark_needed_node): ... here.
11630 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11631 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11632 * cgraph.h (cgraph_varpool_node): Add analyzed field.
11633 (cgraph_varpool_first_unanalyzed_node): Declare.
11634 * cgraphunit.c: Include output.h.
11635 (cgraph_varpool_analyze_pending_decls): New function.
11636 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11637 for errors, analyze pending decls.
11638 (cgraph_finalize_compilation_unit): Only analyze decls.
11639 (cgraph_optimize): Assemble the decls after expanding.
11641 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
11643 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11644 subvars get marked properly in tags for grouping.
11645 (add_pointed_to_var): Mark only actual pointed to
11646 variables/subvars in addresses needed.
11647 (create_overlap_variables_for): Clear call clobbered on original
11649 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11650 addresable vars with subvars into list.
11651 * tree-ssa.c (verify_ssa_name): Verify original is not used where
11654 2005-03-30 Richard Henderson <rth@redhat.com>
11656 * cgraph.h (struct cgraph_node): Add alias.
11657 * varasm.c (assemble_alias): Set it.
11658 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11659 avoid calling cgraph_expand_function.
11661 2005-03-30 Tom Tromey <tromey@redhat.com>
11663 * tree.def (FILE_TYPE): Removed.
11664 * typeclass.h (enum type_class): Removed file_type_class.
11665 * dwarf2out.c (is_base_type): Updated.
11666 (gen_type_die): Likewise.
11667 * dbxout.c (dbxout_type): Updated.
11668 * builtins.c (type_to_class): Updated.
11669 * tree.c (type_contains_placeholder_1): Updated.
11670 * config/sparc/sparc.c (sparc_type_code): Updated.
11671 * config/ia64/ia64.c (hfa_element_mode): Updated.
11672 * expr.c (count_type_elements): Updated.
11673 * stor-layout.c (layout_type): Updated.
11674 * tree-inline.c (remap_type): Updated.
11675 * tree-pretty-print.c (dump_generic_node): Updated.
11677 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11679 * builtins.c (expand_builtin_powi): Fix mode of
11680 2nd argument to match int.
11681 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11682 2nd argument type to int.
11683 * libgcc2.c: Change prototype of __powi* functions to use
11686 2005-03-30 Dale Johannesen <dalej@apple.com>
11688 PR middle-end/19225
11689 * calls.c (expand_call): Flush pending deferrals before
11692 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11696 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11697 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11698 c_label_context, label_context_stack): New.
11699 * c-decl.c (define_label): Check for jumps into statement
11700 expressions. Add label to list of defined labels.
11701 (start_function): Push context on label_context_stack.
11702 (finish_function): Pop context from label_context_stack.
11703 * c-typeck.c (label_context_stack): New.
11704 (c_finish_goto_label): Check for jumps into statement
11705 expressions. Add label to list of jumped to labels.
11706 (struct c_switch): Add blocked_stmt_expr.
11707 (c_start_case): Initialize it.
11708 (do_case): Check it.
11709 (c_finish_case): Verify !blocked_stmt_expr.
11710 (c_begin_stmt_expr): Push context on label_context_stack.
11711 Increment blocked_stmt_expr. Mark labels jumped to from outside
11713 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
11714 defined in the statement expression and no longer jumpable to.
11715 Mark labels jumped to from just outside the statement expression
11716 as again definable. Pop context from label_context_stack.
11717 * doc/extend.texi (Statement Exprs): Update.
11719 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11722 * c-decl.c (start_function): Check for old_decl being
11725 2005-03-30 Ian Lance Taylor <ian@airs.com>
11727 * final.c (final): Remove prescan parameter. Change all callers.
11728 (final_scan_insn): Remove prescan parameter. Change all callers.
11730 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
11732 * tree-vectorizer.c: Fix comment typos.
11734 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
11736 * tree-scalar-evolution.c (instantiate_parameters_1): Return
11737 as soon as a chrec_dont_know is detected.
11739 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
11741 Merge from csl-arm-branch.
11742 2004-02-12 Mark Mitchell <mark@codesourcery.com>
11744 * tlink.c (recompile_files): Do not assume that "rename" can
11745 overwrite an existing file.
11747 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
11749 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
11750 * gcc/configure: Regenerate.
11752 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11754 * doc/install.texi: Update binutils requirement for powerpc*-linux.
11756 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
11758 * calls.c (struct arg_data): Update "partial" comment.
11759 (load_register_parameters): Update "nregs" comment.
11761 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11763 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
11764 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
11765 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
11766 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
11767 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
11768 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
11769 than target_flags & 0.
11770 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
11771 (iq2000_arch, iq2000_parse_cpu): Delete.
11772 (TARGET_HANDLE_OPTION): Override default.
11773 (iq2000_handle_option): New function.
11774 (override_options): Remove -march= and -mcpu= handling.
11775 * config/iq2000/iq2000.opt: New file.
11777 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11779 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
11780 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
11781 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
11782 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
11783 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
11784 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
11785 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
11786 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
11787 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
11788 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
11789 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
11790 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
11791 (c4x_rpts_cycles_string, c4x_cpu_version_string)
11792 (TARGET_OPTIONS): Delete.
11793 (c4x_rpts_cycles, c4x_cpu_version): Declare.
11794 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
11795 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
11796 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
11797 (c4x_cpu_version_string): Delete.
11798 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11799 (c4x_handle_option): New function. Map -m3x and -m4x options to the
11800 equivalent -mcpu= option.
11801 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
11802 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
11803 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
11804 or clearing the appropriate MASK_* bit.
11805 (c4x_file_start): Use c4x_cpu_version.
11806 * config/c4x/c4x.opt: New file.
11808 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11810 * doc/options.texi: Document the new MaskExists flag.
11811 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
11812 if the option has the MaskExists flag.
11814 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11816 * opt-functions.awk (flag_set_p, test_flag): New functions.
11817 (switch_flags): Use them.
11818 * opth-gen.awk: Use flag_set_p to check for flags.
11819 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
11821 2005-03-30 Ian Lance Taylor <ian@airs.com>
11823 * config.host (i[34567]86-*-mingw32*): Don't set
11824 host_can_use_collect2 to no.
11826 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11829 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
11830 Remove convert_memory_address call duplicating that in memory_address.
11832 2005-03-29 Richard Henderson <rth@redhat.com>
11835 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
11836 (build_compound_literal): Likewise. Propagate decl type into the
11838 (finish_decl): Likewise. Use new return value from complete_array_type
11839 for zero sized arrays.
11840 (complete_array_type): Move ...
11841 * c-common.c (complete_array_type): ... here. Change first argument
11842 to pointer-to-type-node. Consistently use sizetype for the index
11843 except for zero sized arrays. Detect zero sized arrays for pedantic
11844 mode diagnostics. Create a new type node instead of modifying the
11846 * c-tree.h (complete_array_type): Move decl ...
11847 * c-common.h (complete_array_type): ... here.
11849 2005-03-29 Richard Henderson <rth@redhat.com>
11852 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
11854 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
11856 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
11857 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
11858 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
11859 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
11861 2005-03-29 Eric Christopher <echristo@redhat.com>
11863 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
11864 truthvalue conversion removal.
11866 2005-03-29 Ian Lance Taylor <ian@airs.com>
11869 * collect2.c: Never include <vfork.h>.
11870 (VFORK_STRING, vfork): Don't define.
11871 (pid): Remove global variable.
11872 (handler): Call raise instead of kill (getpid(), ...).
11873 (collect_wait): Add pex parameter. Change all callers. Use
11874 pex_get_status rather than pwait.
11875 (do_wait): Add pex parameter. Change all callers.
11876 (collect_execute): Return struct pex_obj * rather than void. Use
11877 pex routines rather than pexecute.
11878 (fork_execute): Get pex_obj from collect_execute, and pass it to
11880 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
11881 Only declare quit_handler if SIGQUIT is defined.
11882 (scan_libraries): Likewise.
11883 * collect2.h (collect_execute): Update declaration.
11884 (collect_wait): Update declaration.
11885 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11886 pass it to collect_wait.
11888 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
11891 * c-parser.c (c_parser_compound_statement_nostart): Give error
11892 message for EOF instead of just setting parser->error.
11894 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
11896 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11897 (slpeel_update_phi_nodes_for_guard1): New function.
11898 (slpeel_update_phi_nodes_for_guard2): New function.
11899 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11900 of slpeel_update_phi_nodes_for_guard.
11901 (vectorize_loops): Remove call to loop_closed_rewrite.
11902 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11905 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11907 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11908 (TARGET_LITTLE_ENDIAN): New macro.
11909 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11910 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11911 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11912 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11913 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11914 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11915 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11916 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11917 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11918 (TARGET_OPTIONS): Delete.
11919 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11920 (CACHE_FLUSH_TRAP): Turn into an integer.
11921 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11922 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11923 -mflush-trap is in use.
11924 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11925 (m32r_cache_flush_trap_string): Delete.
11926 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11927 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11928 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11929 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11930 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11931 -mmodel= and -msdata= handling from...
11932 (m32r_init): ...here.
11933 * config/m32r/m32r.opt: New file.
11935 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11937 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11938 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11939 * tree-vect-analyze.c (vect_object_analysis): additional parm
11940 pass back a "struct ptr_info_def *" with the points-to info.
11941 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11942 statement using info returned from vect_object_analysis.
11943 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11944 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11945 for virtual uses and defs when creating a replacement vector
11946 reference. Call duplicate_ssa_name_ptr_info to define points-to
11947 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11948 (vectorizable_store): copy_virtual_operands and update
11949 definition statements.
11950 (vectorizable_load): copy_virtual_operands. Remove call to
11951 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11952 * tree-vectorizer.c (vectorize_loops): Remove calls to
11953 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11954 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11955 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11956 define macro STMT_VINFO_PTR_INFO for use in accessing.
11957 * tree.h add export of duplicate_ssa_name_ptr_info.
11958 * rs6000.c (altivec_init_builtins): Declare builtin function
11959 __builtin_altivec_mask_for_load to be "const".
11961 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11963 PR middle-end/20622
11964 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11965 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11966 assemble_variable on aliases.
11967 * varasm.c (assemble_alias): Set node->alias.
11968 * toplev.c (wrapup_global_declarations): Don't call
11969 rest_of_decl_compilation on aliases again.
11971 2005-03-29 Paul Brook <paul@codesourcery.com>
11973 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11974 * config/arm/arm.c (arm_dbx_register_number): New function.
11975 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11977 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11979 PR middle-end/20263
11980 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11981 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11983 2005-03-29 Dale Johannesen <dalej@apple.com>
11985 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11986 $(TREE_H) and $(COVERAGE_H).
11987 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11988 * opts.c (common_handle_option): Enable tree-based value transforms.
11989 * toplev.c (process_options): Ditto.
11990 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11991 refers to references to this type.
11992 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11993 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11994 for may_be_more, may_be_less.
11995 (rtl_gen_pow2_profiler): Adjust.
11996 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11997 (rtl_gen_one_value_profiler): Adjust.
11998 (rtl_gen_const_delta_profiler): Adjust.
11999 * tree-profile.c (tree_gen_interval_profiler): Implement.
12000 (tree_gen_pow2_profiler): Ditto.
12001 (tree_gen_one_value_profiler): Ditto.
12002 (tree_profiling): New.
12003 (pass_tree_profile): Reference it.
12004 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12006 (insn_divmod_values_to_profile): Rename to
12007 rtl_divmod_values_to_profile. Adjust.
12008 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12009 (insn_prefetch_values_to_profile): Adjust.
12010 (rtl_value_profile_transformations): Adjust.
12011 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12012 (gen_mod_pow2): Rename to rtl_mod_pow2.
12013 (gen_mod_subtract): Rename to rtl_mod_subtract.
12014 (divmod_fixed_value_transform): Rename to
12015 rtl_divmod_fixed_value_transform.
12016 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12017 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12018 (rtl_find_values_to_profile): Adjust.
12019 (tree_value_profile_transformations): Implement.
12020 (tree_divmod_values_to_profile): New.
12021 (tree_values_to_profile): New.
12022 (tree_divmod_fixed_value): New.
12023 (tree_mod_pow2): New.
12024 (tree_mod_subtract): New.
12025 (tree_divmod_fixed_value_transform): New.
12026 (tree_mod_pow2_value_transform): New.
12027 (tree_mod_subtract_transform): New.
12028 (tree_find_values_to_profile): Implement.
12029 * profile.c (instrument_values): Free histograms.
12030 (compute_value_histograms): Adjust. Implement tree version.
12032 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12034 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12035 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12036 variable. Output "fldcw" depending on round_mode.
12037 * config/i386/i386.md (UNSPEC_FIST): New.
12038 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12039 New isns patterns to implement lrint and llrint built-ins as x87
12040 intrinsic function.
12041 (fistdi2, fist<mode>2 splitters): New splitters.
12042 (lrint<mode>2): New expanders.
12044 2005-03-28 Ian Lance Taylor <ian@airs.com>
12046 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12047 0 when calling final_scan_insn.
12049 2005-03-28 Jan Hubicka <jh@suse.cz>
12051 PR middle-end/20635
12052 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12055 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12056 types where possible.
12058 2005-03-26 Per Bothner <per@bothner.com>
12060 Make -f[no-]show-column also control non-cpp diagnostics.
12061 * c.opt (fshow-column): Move option from here ...
12062 * common.opt (fshow-column): ... to here.
12063 * diagnostic.c (diagnostic_build_prefix): Only print column number
12064 if flag_show_column.
12066 2005-03-27 Steven Bosscher <stevenb@suse.de>
12068 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12069 vax_output_conditional_branch): New prototypes.
12070 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12071 extracted from vax.md mov and add patterns.
12072 (vax_output_conditional_branch): New function to output conditional
12073 branch instructions.
12074 * vax.md: Use mode macros for arithmetic and mov patterns.
12075 Use code macros for the jump patterns.
12077 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12079 * Makefile.in (libbackend.o): Depend on version files;
12080 add custom generation command.
12082 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12085 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12086 sure that we have a REG before getting its REGNO.
12088 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12090 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12091 * builtins.def (BUILT_IN_STRNDUP): New.
12093 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12095 PR tree-optimization/20470
12096 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12099 2005-03-25 Mike Stump <mrs@apple.com>
12101 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12104 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12106 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12107 Use our own structure definitions.
12109 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12110 (fix_truncdfsi2): Allow registers or memory as destination.
12111 When TARGET_PPC_GFXOPT, generate simplified pattern.
12112 (fix_truncdfsi2_internal): Use define_insn_and_split.
12113 (fix_truncdfsi2_internal_gfxopt): New.
12114 (fctiwz): Don't confuse register allocation by giving it no choices.
12116 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12117 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12118 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12119 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12121 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12123 * dominance.c (free_dominance_info): Speed up by freeing et
12124 data structures without maintaining other nodes.
12125 * et-forest.c (et_free_tree_force): New.
12126 * et-forest.h: Add a prototype for et_free_tree_force.
12128 * tree.c (get_set_constructor_bits,
12129 get_set_constructor_bytes): Remove.
12130 * tree.h: Remove the corresponding prototypes.
12132 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12135 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12136 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12137 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12138 PRE_DEC, NEG and NOT.
12140 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12142 * fold-const.c: Convert uses of fold (build (...)) to
12145 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
12147 PR rtl-optimization/20249
12148 * cse.c (insert_regs): Do not record equivalence of registers in
12151 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
12153 * emit-rtl.c (reverse_comparison): Remove.
12154 * rtl.h: Remove the corresponding prototype.
12156 2005-03-24 James E Wilson <wilson@specifixinc.com>
12158 * doc/install.texi (--enable-altivec): Delete docs.
12160 2005-03-24 David Edelsohn <edelsohn@gnu.org>
12162 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12163 SFmode and DFmode before reload when
12164 flag_unsafe_math_optimizations not enabled.
12166 2005-03-24 Geoffrey Keating <geoffk@apple.com>
12168 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12170 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12171 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12173 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
12175 * configure.ac (enable-checking): Add 'runtime' option.
12176 * doc/install.texi (enable-checking): Document 'runtime' checking.
12177 * tsystem.h (gcc_assert, gcc_unreachable): Define.
12178 * config.in: Regenerated.
12179 * configure: Regenerated.
12181 2005-03-23 Uros Bizjak <uros@kss-loka.si>
12183 * optabs.h (enum optab_index): Remove OTI_llrint.
12184 (llrint_optab): Remove macro.
12185 * optabs.c (init_optabs): Remove llrint_optab initialization.
12186 * genopinit.c (optabs): Remove llrint_optab implementation.
12187 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12190 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
12192 PR rtl-optimization/20532
12193 * simplify-rtx.c (simplify_binary_operation_1): Protect from
12194 overflow when adding coefficients for PLUS or MINUS.
12195 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12198 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12200 * langhooks.h (truthvalue_conversion): Remove.
12201 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12202 LANG_HOOKS_TRUTHVALUE_CONVERSION.
12203 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12204 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12205 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12207 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12209 * params.def: Fix a typo.
12210 * config/mips/mips.c: Follow the spelling convensions.
12211 * doc/invoke.texi: Fix typos.
12213 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
12215 Fix PR tree-optimization/20601
12217 * tree-ssa-pre.c (insert_aux): Add missing condition to
12220 2005-03-23 Ian Lance Taylor <ian@airs.com>
12222 * final.c (final_scan_insn): Don't remove no-op instructions.
12223 * reload1.c (reload): Remove simple no-op instructions even when
12226 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
12228 PR tree-optimization/20501
12229 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12230 reporting that peeling for alignment is applied moved to...
12231 * (vect_analyze_data_refs_alignment): Here.
12233 2005-03-23 Ian Lance Taylor <ian@airs.com>
12235 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12237 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12239 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12240 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12242 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12244 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12245 imply that this is called once, independent of asms in code.
12246 Adjust to now being pased output and input lists. Mention helper
12247 function decl_overlaps_hard_reg_set_p.
12248 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12249 hook_tree_tree_identity and to take three trees, returning third.
12250 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12252 * stmt.c: include hard-reg-set.h before tree.h.
12253 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12254 (decl_conflicts_with_clobbers_p): Call
12255 decl_overlaps_hard_reg_set_p.
12256 (expand_asm_operands): Pass output and input lists in call to
12257 targetm.md_asm_clobbers.
12258 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12259 hook_tree_tree_tree_tree_3rd_identity.
12260 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12262 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12263 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12264 parameters, first two unused.
12265 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12266 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12267 in constraint letters and MOF is not mentioned as a asm-declared
12268 register in neither of the input and output lists.
12270 2005-03-23 DJ Delorie <dj@redhat.com>
12272 * optabs.c (expand_binop): Make sure the first subword's result
12275 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12277 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12278 Call c_common_truthvalue_conversion rather than
12279 lang_hooks.truthvalue_conversion.
12280 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12281 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12283 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12284 c_common_truthvalue_conversion.
12285 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12286 c_parser_conditional_expression, c_parser_binary_expression): Call
12287 c_objc_common_truthvalue_conversion.
12288 * c-typeck.c (build_unary_op): Call
12289 c_objc_common_truthvalue_conversion.
12290 (build_conditional_expr): Do not call
12291 lang_hooks.truthvalue_conversion.
12292 (build_binary_op): Call c_common_truthvalue_conversion.
12293 (c_objc_common_truthvalue_conversion): Moved from
12294 c-objc-common.c. Call default_function_array_conversion instead
12295 of default_conversion.
12297 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12299 * c-common.h (default_conversion): Remove.
12300 (perform_integral_promotions): Add.
12301 * c-tree.h (default_conversion): Add.
12302 * c-typeck.c (perform_integral_promotions): New, split out from
12303 default_conversion.
12304 * c-common.c (check_case_value): Use perform_integral_promotions,
12305 not default_conversion.
12306 (c_add_case_label): Don't continue processing case label after
12307 found to be pointer.
12309 2005-03-23 Mark Mitchell <mark@codesourcery.com>
12311 * gcc.c (do_spec_1): Do not add a -L path for a directory in
12312 the prefix list if we have already added a multilib directory
12313 based on that path.
12314 (main): Do not add MD_EXEC_PREFIX to the list of directories to
12317 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12319 * reload1.c (indirect_symref_ok, reload_obstack): Make them
12321 * reload.h: Remove the prototype for indirect_symref_ok.
12323 * reload1.c (indirect_symref_ok): Make it global.
12324 * reload.h: Add a prototype for indirect_symref_ok.
12326 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
12328 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12331 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12333 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12335 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
12337 * c-opts.c (c_common_parse_file): Only start/end main source file
12338 if debug hooks says the writer wants it.
12339 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12341 (xcoff_debug_hooks): Ditto.
12342 * debug.c (do_nothing_hooks): Ditto.
12343 * debug.h (gcc_debug_hooks): Ditto.
12344 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12345 * sdbout.c (sdb_debug_hooks): Ditto.
12346 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12348 2005-03-22 Mark Mitchell <mark@codesourcery.com>
12350 * doc/extend.texi: Deprecate C++ min/max operators.
12352 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
12354 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12355 artificial original candidates.
12357 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12358 Jan Hubicka <jh@suse.cz>
12359 Steven Bosscher <stevenb@suse.de>
12361 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12362 call cost based on argument sizes.
12363 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12365 * params.def: (max-inline-inssn-single): Set to 450.
12366 (max-inline-insns-auto): Set to 90.
12367 (max-inline-insns-recursive): Set to 450
12368 (max-inline-insns-recursive-auto): Set to 450.
12369 (large-function-insns): Set to 2700.
12370 (inline-call-cost): New parameter.
12371 * tree-inline.c (estimate_move_cost): New function.
12372 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12373 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
12374 based on arguments.
12375 * tree-inline.h (estimate_move_cost): Declare.
12376 * invoke.texi: (max-inline-inssn-single): Change default to 450.
12377 (max-inline-insns-auto): Change default to 90.
12378 (max-inline-insns-recursive): Change default to 450
12379 (max-inline-insns-recursive-auto): Change default to 450.
12380 (large-function-insns): Change default to 2700.
12381 (inline-call-cost): Document new parameter.
12383 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12385 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12386 (TARGET_DEFAULT): Delete.
12387 * config/i860/i860.opt: New file.
12389 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12391 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12392 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12393 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12394 (frv_sched_lookahead): Delete.
12395 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12396 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12397 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12398 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
12399 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12400 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12401 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12402 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12403 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12404 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12405 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12406 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12407 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12408 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12409 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12410 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12411 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12412 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12413 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12414 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12415 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12416 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12417 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12418 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12419 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12420 (frv_sched_lookahead): Delete.
12421 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12422 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12423 (frv_handle_option): New function. Move -mcpu= handling from...
12424 (frv_override_options): ...here. Remove handling of other
12426 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12427 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12428 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12429 and TARGET_NO_MULTI_CE.
12430 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12431 !TARGET_VLIW_BRANCH.
12432 * config/frv/frv.opt: New file.
12434 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12436 * fold-const.c (fold_ternary): Take decomposed arguments of
12438 (fold): Update a call to fold_ternary.
12440 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12441 * tree.h: Add corresponding prototypes.
12443 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12446 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12447 between jump table and its label.
12448 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12449 resp. ADDR_DIFF_VEC and the label preceeding it.
12450 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12451 is emitted in the right section.
12453 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12455 * fold-const.c (fold_unary, fold_binary): Update comments
12458 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12460 PR rtl-optimization/20527
12461 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12462 REG_INC note, test that the register also isn't mentioned in PRED
12465 2005-03-22 Ben Elliston <bje@au.ibm.com>
12467 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12470 2005-03-21 Mike Stump <mrs@apple.com>
12472 * varasm.c (default_assemble_visibility): Remove extra ().
12474 2005-03-21 Roger Sayle <roger@eyesopen.com>
12476 PR middle-end/20557
12477 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12478 to determine whether a block can be duplicated, rather than test
12479 whether the block contains noncopyable insns ourselves.
12481 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12483 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12486 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12488 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12490 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12492 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12493 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12494 * config/fr30/fr30.opt: New file.
12496 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12498 Fix PR tree-optimization/20542
12500 * tree-flow-inline.h (overlap_subvar): Move to here.
12501 * tree-ssa-operands.c: From here.
12502 * tree-flow.h (overlap_subvar): Declare.
12503 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12504 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12505 for variables with subvars.
12507 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12509 PR middle-end/20177
12510 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12511 * modulo-sched.c (const_iteration_count): Return on NULL
12513 (print_node_sched_params): Return on NULL dump_file.
12514 (generate_reg_moves): Handle reg-anti dependencies and disregard
12515 closing branch when generating register moves.
12516 (sms_schedule): Mark the SMSed block dirty.
12517 * passes.c (rest_of_handle_sms): Call update_life_info for all
12519 * testsuite/gcc.dg/20050321-1.c: New test.
12521 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12523 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12524 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12525 movqi_internal): Likewise.
12527 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12529 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12530 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12531 xtensa_b4const): Delete prototypes.
12532 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12533 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12534 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12535 xtensa_extra_constraint): New prototypes.
12536 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12537 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12538 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12539 move_operand, const_float_1_operand, fpmem_offset_operand,
12540 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12541 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12542 (xtensa_b4const_or_zero): ...this. Change return type to bool and
12543 argument type to HOST_WIDE_INT.
12544 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12545 xtensa_mask_immediate): Likewise.
12546 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12547 Likewise. Also make these functions static.
12548 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12549 (xtensa_const_ok_for_letter_p): New.
12550 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12551 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12552 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12553 move_operand, const_float_1_operand, fpmem_offset_operand,
12554 branch_operator, ubranch_operator, boolean_operator): Move to
12556 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12557 (xtensa_mem_offset): Change return type to bool.
12558 (xtensa_extra_constraint): New.
12559 (gen_int_relational): Update type of const_range_p function pointer.
12560 Use xtensa_b4const_or_zero.
12561 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12562 xtensa_const_ok_for_letter_p. Update comments.
12563 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12564 (PREDICATE_CODES): Delete.
12565 * config/xtensa/xtensa.md: Include predicates.md.
12566 * config/xtensa/predicates.md: New file.
12568 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12570 * config/v850/v850-protos.h: Remove the prototypes for
12571 reg_or_int9_operand, reg_or_const_operand,
12572 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12573 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12574 movsi_source_operand, power_of_two_operand,
12575 not_power_of_two_operand, special_symbolref_operand,
12576 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12577 register_is_ok_for_epilogue.
12578 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12579 reg_or_int9_operand, reg_or_const_operand,
12580 call_address_operand, special_symbolref_operand,
12581 movsi_source_operand, power_of_two_operand,
12582 not_power_of_two_operand, register_is_ok_for_epilogue,
12583 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12584 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12586 * config/v850/v850.h (PREDICATE_CODES): Remove.
12587 * config/v850/v850.md: Include predicates.md.
12588 * config/v850/predicates.md: New.
12590 2005-03-21 Zack Weinberg <zack@codesourcery.com>
12592 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12593 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12594 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12595 (itoolsdir, itoolsdatadir): Move definition above new first use.
12596 (install-itoolsdirs): New rule.
12597 (install-mkheaders): Depend on install-itoolsdirs, not
12598 install-include-dir.
12600 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12602 * tree-into-ssa.c: Remove obsolete comments.
12604 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
12606 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12607 unrolling if -fpeel-loops is specified, too.
12608 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12609 Remove superfluous check for flag_unroll_loops.
12611 2005-03-21 Uros Bizjak <uros@kss-loka.si>
12613 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12614 (lrint_optab, llrint_optab): Define corresponding macros.
12615 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12616 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12617 pattern and llrint_optab using llrintdi2 patterns.
12618 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12619 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12620 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12621 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12622 flag_unsafe_math_optimizations is set.
12624 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12626 * combine.c (combine_simplify_rtx, simplify_if_then_else,
12627 simplify_logical, if_then_else_cond, known_cond,
12628 simplify_comparison): Adjust calls to reverse_comparison.
12629 Don't use combine_reversed_comparison_code).
12630 (combine_reversed_comparison_code): Remove.
12631 (reversed_comparison): Using reversed_comparison_code, move it...
12632 * jump.c (reversed_comparison): ... here.
12633 * rtl.h (reversed_comparison): Add prototype.
12635 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12637 * builtins.c (fold_builtin): Take decomposed arguments of
12639 * fold-const.c (fold_ternary): Update a call to fold_builtin.
12640 * gimplify.c (gimplify_call_expr): Likewise.
12641 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12642 * tree.h: Update the prototype of fold_builtin.
12644 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12646 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12647 * rtlhooks.c (gen_lowpart_no_emit_general): New.
12648 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12649 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12650 * simplify-rtx.c (simplify_binary_operation_1): Use it.
12652 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12654 * builtins.c (fold_builtin_1): Take decomposed arguments of
12656 (fold_builtin): Update a call to fold_builtin_1.
12658 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
12661 * gcov.c (output_lines): Only output function block summary when
12662 outputting branch information.
12663 * doc/gcov.texi: Document format of preamble and additional block
12666 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12668 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12669 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12670 the defaults false if BITS_PER_UNIT != 8.
12671 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12672 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12673 than BITS_PER_UNIT != 8.
12674 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12675 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12676 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12678 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12679 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12681 2005-03-20 Roger Sayle <roger@eyesopen.com>
12683 PR middle-end/20539
12684 * fold-const.c (fold_binary): Fix type mismatch between
12685 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12686 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12687 for non-truth-valued expressions.
12689 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12690 and FUNCTION_DECL in the main switch.
12691 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12692 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12693 we also need to convert their operands to match.
12694 <TRUTH_NOT_EXPR>: Likewise.
12696 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
12698 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12699 diagnostic without checking whether an lvalue.
12700 * c-common.h (lvalue_p): Remove.
12701 (enum lvalue_use): Update comment.
12702 (lvalue_or_else): Replace by lvalue_error.
12703 * c-typeck.c (lvalue_p): Make static.
12704 (lvalue_or_else): New. Call lvalue_error.
12706 2005-03-21 Alan Modra <amodra@bigpond.net.au>
12708 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12709 (function_arg_advance): Use rs6000_parm_start.
12710 (function_arg, rs6000_arg_partial_bytes): Likewise.
12712 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12714 * c-common.c (check_case_value): Adjust comment about stripping
12716 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
12717 * c-typeck.c (default_conversion, convert_arguments,
12718 build_modify_expr, convert_for_assignment, store_init_value,
12719 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
12720 manually. Remove inaccurate comments.
12722 2005-03-20 Roger Sayle <roger@eyesopen.com>
12723 Joseph S. Myers <joseph@codesourcery.com>
12725 * varasm.c (do_assemble_alias): Restore comment describing function.
12726 Annotate the target parameter as potentially unused.
12728 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
12731 * config/avr/avr.c (avr_output_function_prologue): Do not use
12732 current_function_name() in a label, use a local label instead.
12734 2005-03-20 David Edelsohn <edelsohn@gnu.org>
12736 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
12737 flag_finite_math_only, not flag_unsafe_math_optimizations.
12739 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12741 * builtins.c (fold_builtin_1): Update a call to
12742 targetm.fold_builtin.
12743 * hooks.c (hook_tree_tree_bool_null): Rename to
12744 hook_tree_tree_tree_bool_null. Take one more argument of type
12746 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
12747 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
12748 hook_tree_tree_tree_bool_null.
12749 * target.h (gcc_target): Update the prototype of fold_builtin.
12750 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
12751 arguments of CALL_EXPR.
12752 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
12755 2005-03-20 Jan Hubicka <jh@suse.cz>
12757 * cgraph.h (cgraph_node): Add prev_clone pointer.
12758 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
12759 (cgraph_clone_node): Produce doubly linked chain.
12761 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12763 * c-common.c (handle_aligned_attribute, check_function_sentinel,
12764 get_nonnull_operand, handle_sentinel_attribute,
12765 check_function_arguments_recurse): Do not strip NOPS from
12767 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
12769 * c-format.c (get_constant): Likewise.
12770 * c-parser.c (c_parser_postfix_expression): Likewise.
12771 * c-typeck.c (set_init_index): Likewise.
12772 (convert_arguments): Don't check for NOP_EXPR containing integer
12775 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12777 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
12778 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
12779 Take decomposed arguments of CALL_EXPR.
12780 (fold_builtin_1): Update calls to the functions mentioned
12783 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12785 * c-decl.c (check_bitfield_type_and_width): Require bit-field
12786 width to have integer type.
12787 (build_enumerator): Require enumerator value to have integer type.
12789 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12791 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
12794 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12796 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
12797 std=iso9899:199x): Correct descriptions.
12799 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12801 * config.gcc: Consistently use solaris2.1[0-9]* instead of
12804 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
12806 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
12808 (expand_builtin_memcpy, fold_builtin_1): Update calls to
12809 fold_builtin_memcpy.
12811 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
12812 arguments of CALL_EXPR.
12813 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
12814 fold_builtin_found, fold_builtin_1): Update calls to
12815 fold_trunc_transparent_mathfn.
12817 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12819 PR middle-end/20493
12820 * fold-const.c (fold_widened_comparison): Don't optimize casts of
12821 function pointers on targets that require function pointer
12823 (fold_sign_changed_comparison): Likewise.
12825 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
12827 * combine.c (try_combine): When changing the mode of a hard reg, make
12828 sure that doing so is valid.
12830 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
12832 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
12833 (TARGET_HANDLE_OPTION): Override default.
12834 (avr_handle_option): New function.
12835 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
12836 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
12837 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
12838 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
12839 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
12840 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
12841 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
12842 (TARGET_OPTIONS): Delete.
12843 * config/avr/avr.opt: New file.
12845 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12847 * config/m32r/m32r-protos.h: Remove the prototypes for
12848 call_address_operand, symbolic_operand, seth_add3_operand,
12849 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12850 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12851 two_insn_const_operand, move_src_operand,
12852 move_double_src_operand, move_dest_operand,
12853 eqne_comparison_operator, signed_comparison_operator,
12854 large_insn_p, conditional_move_operand, carry_compare_operand,
12855 m32r_block_immediate_operand, extend_operand,
12856 reg_or_eq_int16_operand, int8_operand, and
12857 reg_or_zero_operand.
12858 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12859 seth_add3_operand, int8_operand, cmp_int16_operand,
12860 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12861 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12862 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12863 move_double_src_operand, move_dest_operand,
12864 eqne_comparison_operator, signed_comparison_operator,
12865 extend_operand, small_insn_p, large_insn_p,
12866 conditional_move_operand, carry_compare_operand,
12867 m32r_block_immediate_operand): Move to predicates.md.
12868 (MAX_MOVE_BYTES): Move to m32r.h.
12869 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12870 * config/m32r/m32r.md: Include predicates.md.
12871 * config/m32r/predicates.md: New.
12873 2005-03-18 James E Wilson <wilson@specifixinc.com>
12876 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
12879 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12881 * config/mn10300/mn10300-protos.h: Remove the prototypes for
12882 call_address_operand, const_8bit_operand.
12883 * config/mn10300/mn10300.c (call_address_operand,
12884 const_8bit_operand, const_1f_operand): Move to predicates.md.
12885 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12886 * config/mn10300/mn10300.md: Include predicates.md.
12887 * config/mn10300/predicates.md: New.
12889 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
12891 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12892 declarations in diagnostics and %E for identifiers, not %s.
12894 2005-03-18 Jan Hubicka <jh@suse.cz>
12895 Dale Johannesen <dalej@apple.com>
12897 * basic-block.h (scale_bbs_frequencies_int,
12898 scale_bbs_frequencies_gcov_type): Declare.
12899 * cfg.c (RDIV): New macro.
12900 (update_bb_frequency_for_threading): Fix.
12901 * basic-block.h (scale_bbs_frequencies_int,
12902 scale_bbs_frequencies_gcov_type): New.
12903 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12904 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12905 scale_bbs_frequencies_int.
12906 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12908 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12910 * config/m32r/m32r-protos.h: Remove the prototypes for
12911 call_address_operand, symbolic_operand, seth_add3_operand,
12912 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12913 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12914 two_insn_const_operand, move_src_operand,
12915 move_double_src_operand, move_dest_operand,
12916 eqne_comparison_operator, signed_comparison_operator,
12917 large_insn_p, conditional_move_operand, carry_compare_operand,
12918 m32r_block_immediate_operand, extend_operand,
12919 reg_or_eq_int16_operand, int8_operand, and
12920 reg_or_zero_operand.
12921 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12922 seth_add3_operand, int8_operand, cmp_int16_operand,
12923 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12924 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12925 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12926 move_double_src_operand, move_dest_operand,
12927 eqne_comparison_operator, signed_comparison_operator,
12928 extend_operand, small_insn_p, large_insn_p,
12929 conditional_move_operand, carry_compare_operand,
12930 m32r_block_immediate_operand): Move to predicates.md.
12931 (MAX_MOVE_BYTES): Move to m32r.h.
12932 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12933 * config/m32r/m32r.md: Include predicates.md.
12934 * config/m32r/predicates.md: New.
12936 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12938 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12939 symbolic_operand, symbolic_memory_operand,
12940 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12941 indexed_memory_operand, move_dest_operand, move_src_operand,
12942 prefetch_cc_operand, prefetch_nocc_operand,
12943 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12944 arith_operand, arith11_operand, pre_cint_operand,
12945 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12946 ireg_operand, int5_operand, uint5_operand, int11_operand,
12947 uint32_operand, arith5_operand, and_operand, ior_operand,
12948 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12949 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12950 shadd_operand, movb_comparison_operator,
12951 cmpib_comparison_operator): Move to predicates.md.
12952 (magic_milli, shadd_constant_p): Make it extern.
12953 * config/pa/pa.h (PREDICATE_CODES): Remove.
12954 * config/pa/pa.md: Include predicates.md.
12955 * config/pa/predicates.md: New.
12957 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12960 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12962 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12963 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12964 config/alpha/freebsd.h, config/alpha/linux.h,
12965 config/alpha/netbsd.h, config/alpha/osf5.h,
12966 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12967 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12968 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12969 doc/cppopts.texi: Update copyright.
12971 2005-03-18 Jan Hubicka <jh@suse.cz>
12973 PR middle-end/20225
12974 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12976 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12979 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12981 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12984 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12986 * combine.c (gen_binary): Remove.
12987 (known_cond, simplify_shift_const, find_split_point,
12988 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12989 simplify_logical, expand_field_assignment, extract_left_shift,
12990 force_to_mode, if_then_else_cond, apply_distributive_law,
12991 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12992 simplify_comparison, reversed_comparison): Replace with
12993 simplify_gen_binary, simplify_gen_relational or
12994 distribute_and_simplify_rtx.
12995 (distribute_and_simplify_rtx): New function.
12997 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12998 Paolo Bonzini <gcc.gnu.org>
13000 * calls.c (setjmp_call_p, special_function_p): Update comments
13001 at the head of the functions.
13003 2005-03-18 Jan Hubicka <jh@suse.cz>
13005 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13007 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13008 function body should be released; do not proactively release function
13009 bodies in non-unit-at-a-time mode.
13011 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13013 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13014 mno-fp-ret-in-387 multilib variants.
13016 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13018 * common.opt (m): Remove.
13019 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13020 table lookup fails.
13021 (common_handle_option): Remove OPT_m case.
13023 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13025 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13027 (fold_builtin_1): Update a call to fold_builtin_bitop.
13029 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13031 (fold_builtin_1): Update a call to fold_builtin_signbit.
13033 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13035 PR tree-optimization/20474
13036 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13037 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13039 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13041 * config/h8300/h8300-protos.h: Remove prototypes for
13042 general_operand_src, general_operand_dst, single_one_operand,
13043 single_zero_operand, call_insn_operand,
13044 two_insn_adds_subs_operand, small_call_insn_operand,
13045 jump_address_operand, bit_operand, bit_memory_operand,
13046 stack_pointer_operand, const_int_gt_2_operand,
13047 const_int_ge_8_operand, const_int_qi_operand,
13048 const_int_hi_operand, incdec_operand, bit_operator,
13049 nshift_operator, eqne_operator, gtle_operator,
13050 gtuleu_operator, iorxor_operator.
13051 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13052 h8300_ldm_stm_parallel.
13053 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13055 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13056 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13057 (h8300_ldm_stm_parallel): Make it extern.
13058 (h8300_ldm_parallel, h8300_stm_parallel,
13059 h8300_return_parallel, general_operand_src,
13060 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13061 nibble_operand, reg_or_nibble_operand, single_one_operand,
13062 single_zero_operand, call_insn_operand,
13063 two_insn_adds_subs_operand, small_call_insn_operand,
13064 jump_address_operand, bit_operand, bit_memory_operand,
13065 stack_pointer_operand, const_int_gt_2_operand,
13066 const_int_ge_8_operand, const_int_qi_operand,
13067 const_int_hi_operand, incdec_operand, eqne_operator,
13068 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13069 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13070 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13071 nshift_operator): Move to predicates.md.
13072 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13073 * config/h8300/h8300.md: Include predicates.md.
13074 * config/h8300/predicates.md: New.
13076 2005-03-17 Richard Henderson <rth@redhat.com>
13078 * config.gcc (ia64*-*-hpux*): Add extra_options.
13079 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13080 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13081 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13082 (ia64_tls_size_string, ia64_tune_string): Remove.
13083 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13084 (TARGET_DEFAULT_TARGET_FLAGS): New.
13085 (TARGET_HANDLE_OPTION): New.
13086 (ia64_override_options): Move options parsing ...
13087 (ia64_handle_option): ... here. New.
13088 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13089 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13090 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13091 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13092 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13093 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13094 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13095 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13096 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13097 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13098 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13099 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13100 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13101 TARGET_EARLY_STOP_BITS): Remove.
13102 (TARGET_ILP32): Default false.
13103 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13104 (enum ia64_inline_type): New.
13105 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13106 * config/ia64/ia64.md: Update for new definitions of
13107 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13108 * config/ia64/ia64.opt: New file.
13109 * config/ia64/ilp32.opt: New file.
13111 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13114 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13116 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13118 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13119 instead of MASK_H8300S.
13120 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13121 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13122 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13123 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13124 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13125 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13126 TARGET_SWITCHES): Remove.
13127 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13129 * config/h8300/h8300.opt: New.
13131 * config/alpha/alpha.opt, config/arc/arc.opt,
13132 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13135 2005-03-17 Ian Lance Taylor <ian@airs.com>
13139 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13141 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13142 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13143 (TARGET_HANDLE_OPTION): Override default.
13144 (arc_handle_option): New function.
13145 (arc_init): Remove code to set arch_cpu_string.
13146 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13147 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13148 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13149 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13150 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13151 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13152 (arc_rodata_string, TARGET_OPTIONS): Delete.
13153 * config/arc/arc.opt: New file.
13155 2005-03-17 Richard Henderson <rth@redhat.com>
13157 * doc/extend.texi (Weak Pragmas): New section.
13158 (attribute alias): Clarify that target must be in the same
13161 2005-03-17 Richard Henderson <rth@redhat.com>
13163 * config/alpha/alpha.opt: New file.
13164 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
13166 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13167 alpha_fprm_string, alpha_fptm_string): Make static.
13168 (alpha_tls_size_string): Remove.
13169 (alpha_handle_option): New.
13170 (override_options): Update for alpha_cpu/alpha_tune split.
13171 (alpha_file_start): Likewise.
13172 (TARGET_DEFAULT_TARGET_FLAGS): New.
13173 (TARGET_HANDLE_OPTION): New.
13174 * config/alpha/alpha.h (alpha_tune): Declare.
13175 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13176 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13177 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13178 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13179 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13180 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13181 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13182 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13183 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13184 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13185 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13186 (TARGET_DEFAULT): Remove MASK_FP.
13187 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13188 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13189 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13190 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13191 alpha_tls_size_string): Remove.
13192 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13193 (attribute tune): Rename from attribute cpu.
13194 * config/alpha/ev4.md: Update to match.
13195 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13196 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13197 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13198 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13199 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13200 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13202 2005-03-16 James E. Wilson <wilson@specifixinc.com>
13204 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13205 and return without creating new state if before_nops_num is nonzero.
13206 * config/ia64/ia64.md (first_insn): New attribute.
13207 (alloc): Set it to yes.
13209 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13211 * tree-vectorizer.c (new_vec_stmt_info): Initialize
13212 STMT_VINFO_SUBVARS to NULL.
13213 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13215 2005-03-16 Dale Johannesen <dalej@apple.com>
13217 * rtlanal.c (find_first_parameter_load): Rewrite to
13218 return actual first param load or the call if none,
13219 instead of first in block, when not all loads exist.
13221 2005-03-16 Roger Sayle <roger@eyesopen.com>
13223 * optabs.c (expand_copysign_absneg): Make static.
13224 * optabs.h (expand_copysign_absneg): Delete prototype.
13225 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13227 2005-03-16 Richard Henderson <rth@redhat.com>
13229 PR middle-end/15700
13230 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13231 (alias_pairs): Rename from output_defs.
13232 (find_decl_and_mark_needed): Split out from assemble_alias.
13233 (do_assemble_alias): New.
13234 (assemble_output_def): Remove.
13235 (finish_aliases_1, finish_aliases_2): New.
13236 (process_pending_assemble_output_defs): Remove.
13237 (assemble_alias): Defer aliases for which we don't yet have a
13238 non-external decl for the target symbol.
13239 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13240 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13241 * toplev.c (compile_file): Use finish_aliases_2 instead of
13242 process_pending_assemble_output_defs.
13243 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13244 (process_pending_assemble_output_defs): Remove.
13246 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13248 Fix PR tree-optimization/20489
13250 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13251 for empty structures.
13253 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13255 Fix PR tree-optimization/20490
13257 * tree-ssa-pre.c (create_expression_by_pieces): Use
13258 force_gimple_operand on result of fold.
13260 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13262 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13263 of closing parenthesis.
13265 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13267 * builtins.c (expand_movstr): Update a call to
13268 fold_builtin_strcpy.
13269 (expand_builtin_strncpy): Update a call to
13270 fold_builtin_strncpy.
13271 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13272 arguments of CALL_EXPR.
13273 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13274 fold_builtin_strncpy.
13275 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13276 * tree.h: Update the prototypes of fold_builtin_strcpy and
13277 fold_builtin_strncpy.
13279 2005-03-16 Steven Bosscher <stevenb@suse.de>
13280 Dorit Naishlos <dorit@il.ibm.com>
13282 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13283 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13286 2005-03-16 Steven Bosscher <stevenb@suse.de>
13288 * tree-inline.c (walk_type_fields, walk_tree,
13289 walk_tree_without_duplicates): Move from here...
13290 * tree.c: ...to here.
13292 2005-03-15 Zack Weinberg <zack@codesourcery.com>
13294 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13295 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13296 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13297 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13298 (version): Define using $(BASEVER_c).
13299 (Makefile, config.status, build/gcov-iov.o): No longer depends on
13301 (version.o): Depend on version files; add custom generation command.
13302 (prefix.o): Define BASEVER on command line.
13303 (s-iov): Depend on version files; adjust command.
13304 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13306 (gcc-vers.texi): New rule.
13307 (doc/%.info, doc/%.dvi): Add -I . to command line.
13308 (doc/gccinstall.dvi): Likewise.
13309 (PACKAGE): Delete. All uses replaced with "gcc".
13310 * aclocal.m4: Do not include gcc-version.m4.
13311 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13312 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13313 Set is_release based on contents of DEV-PHASE.
13314 Set gcc_version based on contents of BASE-VER.
13315 Define WIN32_REGISTRY_KEY only if the user overrode the default.
13316 * config.in, configure: Regenerate.
13317 * gccbug.in: Determine version of GCC in use at runtime.
13318 * gcov-iov.c: Get version number and development phase from
13319 command line, not by including version.c.
13320 * intl.c: Replace all uses of PACKAGE with "gcc".
13321 * libada-mk.in: Delete unused "gcc_version" variable.
13322 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13323 * version.c: (VERSUFFIX): New hook for redistributors; adjust
13324 commentary to match.
13325 (version_string): Put together from pieces.
13326 * config/alpha/x-vms: Do not use $(gcc_version).
13327 * config/i386/t-nwld: Likewise.
13328 * doc/include/gcc-common.texi: Include gcc-vers.texi for
13329 version-GCC and DEVELOPMENT.
13331 2005-03-15 Roger Sayle <roger@eyesopen.com>
13333 PR tree-optimization/17454
13334 * tree.c (tree_size): Add case for TREE_BINFO.
13335 * fold-const.c (fold_checksum_tree): Only clear the overloaded
13336 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13338 2005-03-15 Roger Sayle <roger@eyesopen.com>
13340 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13341 op1 whilst expanding the signed widenening multiply variant.
13343 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
13345 * toplev.c (display_target_options): Avoid unused variable warning if
13346 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13347 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13348 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13349 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13350 (mips_isa_info): New variable.
13351 (mips_parse_cpu): Remove the first argument and leave the caller
13353 (TARGET_HANDLE_OPTION): Override default.
13354 (mips_handle_option): New function. Move option validation code from...
13355 (override_options): ...here. Update calls to mips_parse_cpu.
13356 * config/mips/mips.h (mips_arch_string, mips_tune_string)
13357 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13358 (SUBTARGET_TARGET_OPTIONS): Delete.
13359 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13360 (mno-flush-func, mtune=): New options.
13362 2005-03-15 Roger Sayle <roger@eyesopen.com>
13363 Richard Henderson <rth@redhat.com>
13365 * real.c (c4x_single_format, c4x_extended_format): Provide values
13366 for signbit_ro for c4x's single and extended floating point formats.
13367 * optabs.c (expand_copysign): Use the floating point format's
13368 signbit_ro for expanding via expand_copysign_absneg, and it's
13369 signbit_rw field for expanding via expand_copysign_bit.
13371 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
13373 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13374 known_alignment_for_access_p.
13375 (known_alignment_for_access_p): New.
13376 (do_peeling_for_alignment): Field made int instead of bool and renamed
13377 to peeling_for_alignment.
13378 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13379 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13380 functionality used to be in vect_analyze_operations.
13381 (vect_analyze_operations): Code to determine vectorization factor was
13382 moved to vect_determine_vectorization_factor.
13383 (vect_enhance_data_refs_alignment): Update to correct alignment when it
13384 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13386 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13387 be part of vect_analyze_operations).
13388 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13389 creating the guard condition, as the number of iterations may be
13391 (slpeel_tree_peel_loop_to_edge): Use new name of
13392 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13393 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13394 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13395 (vect_do_peeling_for_alignment): Use fold.
13396 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13398 (vect_update_inits_of_dr): Renamed to
13399 vect_update_init_of_dr.
13400 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13401 (vectorizable_store): Fix assertion to use == instead of =.
13403 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
13405 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13406 call_used_regs for wCG registers.
13408 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13410 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13411 for non-offsettable memory references to cope with outstanding reload
13412 replacements, take 2.
13414 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13417 * config/i386/i386.h (x86_fisttp): New.
13418 (TARGET_FISTTP): New macro.
13419 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13420 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13421 instruction when fisttp flag is set.
13422 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13424 * config/i386/i386.md (type attribute): Add fisttp.
13425 (unit attribute): Set to i387 for fisttp type.
13426 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13427 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13429 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13430 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13432 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13433 patterns for TARGET_FISTTP. Enable patterns for
13434 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13435 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13436 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13437 implement fisttp x87 insn.
13438 (fix_trunc*_i387_fisttp splitters): New patterns.
13439 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13440 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13441 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13443 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13444 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13445 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13446 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13447 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13448 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13449 Disable patterns for TARGET_FISTTP.
13450 (fix_trunc*_i387 splitters): Implement usign mode macros.
13451 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13452 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13453 (fix_trunx*_sse peephole2s): Implement using mode macros.
13455 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13457 PR rtl-optimization/20291
13458 * combine.c (try_combine): If splitting fails, re-try with
13459 original combined pattern, i.e. before clobber stripping.
13461 2005-03-14 Eric Christopher <echristo@redhat.com>
13463 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13464 STACK_GROWS_DOWNWARD.
13466 2005-03-14 Roger Sayle <roger@eyesopen.com>
13468 * real.h (struct real_format): Split the signbit field into two
13469 two fields, signbit_ro and signbit_rw.
13470 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13471 mips_double_format, ieee_extended_motorola_format,
13472 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13473 ieee_extended_intel_128_format, ibm_extended_format,
13474 mips_extended_format, ieee_quad_format, mips_quad_format,
13475 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13476 i370_double_format, c4x_single_format, c4x_extended_format,
13477 real_internal_format): Update initializers for new field.
13478 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13479 real_format structure.
13480 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13481 field of the real_format structure.
13483 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13485 Fix PR tree-optimization/20458
13487 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13488 DECL_EXTERNAL on STRUCT_FIELD tags.
13489 (clear_call_clobbered): Ditto.
13490 * tree-ssa-operands.c (note_addressable): Make sure the original
13491 variable doesn't slip into the addressable list if we have
13493 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13496 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13498 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13499 (-fwide-exec-charset): Likewise.
13500 (-finput-charset): Likewise.
13501 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13502 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13503 * c.opt (Wnormalized): New.
13505 2005-03-14 Devang Patel <dpatel@apple.com>
13507 * doc/invoke.texi: Add reference to Visibility document.
13509 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13511 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13512 MASK_SPLIT_ADDRESSES.
13513 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13514 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13515 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13516 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13517 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13518 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13519 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13520 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13521 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13522 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13523 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13524 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13525 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13526 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13527 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13528 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13529 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13530 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13531 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13532 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13533 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13534 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13535 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13536 (TARGET_EXPLICIT_RELOCS): Delete.
13537 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13538 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13539 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13540 (override_options): Set MASK_LONG64 if -mint64 is given and no
13541 -mlongXX option is. Complain about -mint64 -mlong32.
13542 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13543 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13544 * config/mips/mips.opt: New file.
13546 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13548 * config.gcc (extra_options): New variable for listing option files.
13549 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13550 * configure.ac (extra_opt_files): New AC_SUBST variable.
13551 (tm_file_list, tm_include_list): Include options.h first.
13552 * configure: Regenerate.
13553 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13554 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13555 (s-options-h): New rule.
13556 (options.h): Depend on it.
13557 (TEXI_GCCINT_FILES): Add options.texi.
13558 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13559 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13560 * target.h (gcc_target): Add default_target_flags and handle_option.
13561 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13562 (TARGET_HANDLE_OPTION): New macros.
13563 (TARGET_INITIALIZER): Include them.
13564 * opt-functions.awk (opt_args, nth_arg): New functions.
13565 (switch_flags): Handle the "Target" flag.
13566 (var_args): Delete.
13567 (var_name): Use opt_args and nth_arg.
13568 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13569 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13570 macros for the "Mask" and "InverseMask" options.
13571 * opts.h (cl_var_cond): New enum.
13572 (cl_option): Replace the "has_set_value" and "set_value" fields with
13573 "var_cond" and "var_value".
13574 (CL_TARGET): New macro.
13575 (option_enabled, print_filtered_help): Declare.
13576 (decode_options): Move definition.
13577 * opts.c (handle_option): Search for the original option before
13578 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13579 var_cond and var_value fields. Use targetm.handle_option to handle
13581 (decode_options): Set target_flags to targetm.default_target_flags.
13582 (print_filtered_help): Make global. Handle CL_TARGET.
13583 (option_enabled): New function.
13584 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13585 (display_target_options, set_target_switch, print_switch_values)
13586 (default_pch_valid_p): Guard uses of target_switches with
13587 #ifdef TARGET_SWITCHES. Also...
13588 (display_target_options): Display the CL_TARGET entries in cl_options.
13589 (set_target_option): Don't complain about the "" option when
13590 TARGET_SWITCHES is undefined.
13591 (print_switch_values): Use option_enabled.
13592 (default_pch_valid_p): Check cl_options[] when looking for something
13593 that has changed the value of target_flags.
13594 * c.opt: Remove documentation from top of file.
13595 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
13596 * doc/sourecebuild.texi: Refer to the new options documentation
13597 instead of c.opt. Document machine-specific .opt files.
13598 * doc/tm.texi (target_flags): Say that this variable is declared
13600 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13601 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13603 * doc/options.texi: New file.
13605 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13607 PR middle-end/18628
13608 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13611 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13614 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
13615 temporary variable of pointer type if an lvalues is required.
13616 (gimplify_modify_expr_rhs): Request an rvalue from it.
13617 (gimplify_expr): Pass fallback on.
13619 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13621 * cfgbuild.c: Update comments.
13623 2005-03-14 Roger Sayle <roger@eyesopen.com>
13625 PR rtl-optimization/17236
13626 * optabs.c (expand_doubleword_mult): New helper function split out
13627 from expand_binop. Permute the order in which instructions are
13628 emitted to minimize the number of simultaneously live registers.
13629 (expand_binop): Call expand_doubleword_mult to synthesize a double
13630 word multiplication.
13632 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13634 * basic-block.h: Update the prototypes of cached_make_edge and
13636 * cfg.c (cached_make_edge): Take edge_cache representing one
13637 row of the adjacency matrix of edges.
13638 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13639 (make_edges): Initialize edge_cache to represent one row of
13640 the adjacency matrix of edges.
13642 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13644 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13646 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13647 Remove unused removed_phis variable.
13648 (conditional_replacement): Use build1/build2.
13649 (abs_replacement): Use last_and_only_stmt and build1/build2.
13651 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13653 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13654 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13655 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13656 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13657 * c-common.c (handle_novops_attribute): New function.
13658 (c_common_attribute_table): Add "no vops" entry.
13659 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13660 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13661 * tree-ssa-operands.c (get_call_expr_operands): Do not
13662 create virtual operands for calls with ECF_NOVOPS flag.
13663 * tree.h (DECL_IS_NOVOPS): New macro.
13664 (struct tree_decl): Add novops_flag.
13665 (ECF_NOVOPS): New constant.
13667 2005-03-14 Uros Bizjak <uros@kss-loka.si>
13670 * config/i386/i386.c (x86_use_himode_fiop): New.
13671 (x86_use_simode_fiop): Rename from x86_use_fiop.
13672 * config/i386/i386.h (x86_use_himode_fiop): Declare.
13673 (TARGET_USE_HIMODE_FIOP): New.
13674 (x86_use_simode_fiop): Rename from x86_use_fiop.
13675 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13677 * config/i386/i386.md (X87MODEI12): New mode macro define.
13678 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
13679 to implement x87 FP compare with HImode input operands.
13680 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13681 Use X87MODEI12 mode macro to handle HImode input operands.
13682 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13683 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13684 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13685 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13686 macro to implement x87 operators with HImode input operands.
13687 (fop splitters): Use X87MODEI12 mode macro to handle HImode
13690 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13692 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13694 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13695 constants invariant.
13697 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13699 * basic-block.h (BB_VISITED): Removed.
13700 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13702 2005-03-14 Falk Hueffner <falk@debian.org>
13705 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13707 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13709 * ggc-zone.c: Fix comment typos.
13711 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13712 stringpool.c, config/mips/mips-protos.h: Update copyright.
13714 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13716 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
13717 throughout with its typedef, "rtx".
13718 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
13719 (rs6000_tls_symbol_ref_1): Remove inline keyword.
13720 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
13721 regs in comment to match code.
13723 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13725 * except.c (check_handled): Make it static.
13726 * except.h: Remove the corresponding prototype.
13728 * function.c (get_func_frame_size): Make it static.
13729 * function.h: Remove the corresponding type.
13731 * regclass.c (reg_class_superclasses, reg_class_subclasses):
13733 * hard-reg-set.h: Remove the corresponding declarations.
13735 * tree-cfg.c (verify_stmts): Check that
13736 bb_for_stmt (stmt) == bb for every PHI node and statement.
13738 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13740 * config.gcc: Remove excess indentation.
13741 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
13743 2005-03-13 Roger Sayle <roger@eyesopen.com>
13745 PR middle-end/19331
13746 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
13747 * fold-const.c (fold_sign_changed_comparison): Likewise.
13748 (fold_binary): Optimize comparisons against widened operands if
13749 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
13751 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13753 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
13754 (sparc_override_options): Initialize it.
13755 (sparc_struct_value_rtx): Set it on the MEM to be returned.
13757 2005-03-13 David Edelsohn <edelsohn@gnu.org>
13759 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
13760 (reg_or_none500mem_operand): New predicate.
13761 (zero_reg_mem_operand): New predicate.
13762 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
13763 to reg_or_none500mem_operand.
13764 (extendsfdf2_fpr): Add MEM alternative.
13765 (extenddftf2_internal): Change operand2 predicate to
13766 zero_reg_mem_operand.
13768 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13770 * ggc-zone.c: Rewritten.
13772 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
13774 * configure.ac: Define GGC_ZONE for --with-gc=zone.
13775 * config.in: Regenerated.
13776 * configure: Regenerated.
13777 * gengtype.c (write_types_process_field, write_func_for_structure):
13778 Pass new argument to gt_pch_note_object.
13779 * ggc-common.c (struct ptr_data): Add TYPE.
13780 (gt_pch_note_object): Take TYPE argument and save it.
13781 (call_count): Update call to ggc_pch_count_object.
13782 (call_alloc): Update call to ggc_pch_alloc_object.
13783 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
13785 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
13786 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
13787 (ggc_alloc_zone_stat): Delete.
13788 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
13789 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
13790 (ggc_pch_alloc_object): Update prototypes.
13791 (garbage_zone): Delete.
13792 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
13793 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
13795 (tree_id_zone): New variable.
13796 (ggc_alloc_cleared_zone): Remove unused.
13797 (ggc_alloc_zone): Define.
13798 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
13799 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
13800 ggc_alloc_zone_stat.
13801 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
13802 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
13803 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
13804 (make_node_stat): Likewise. Use tree_id_zone.
13806 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13807 Joseph S. Myers <joseph@codesourcery.com>
13809 * configure.ac: Check for MIPS TLS.
13810 * configure: Regenerated.
13811 * config/mips/mips-protos.h (enum mips_symbol_type): Add
13812 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
13813 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
13814 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
13815 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
13816 (mips_classify_symbol, mips_symbolic_constant_p)
13817 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
13818 (mips_tls_operand_p, mips_call_tls_get_addr)
13819 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
13820 (mips_tls_symbol_ref_1): New functions.
13821 (mips_legitimize_address, mips_legitimize_const_move): Call
13822 mips_legitimize_tls_address.
13823 (override_options): Handle V1_REG and TLS symbols. Disable TLS
13825 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
13826 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
13827 (mips_char_to_class): Document V1_REG.
13828 (HAVE_AS_TLS): Provide default.
13829 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
13831 (load_got<mode>): Renamed from *load_got<mode>. Allow when
13833 (tls_get_tp_<mode>): New instruction.
13835 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13837 * configure.ac: Update checks for target tools.
13838 * configure: Regenerated.
13840 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13842 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
13844 2005-03-13 Roger Sayle <roger@eyesopen.com>
13846 * expmed.c (expand_mult): Use synthetic multiplication sequences for
13847 more classes of DImode multiplication by constant. Allow both
13848 multiplication by small negative constants (by performing a
13849 multiplication by a positive constant and negating the result) and
13850 multiplications by large powers of two, by using a left shift.
13852 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13854 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
13855 of basic blocks into work_stack.
13857 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
13858 config/mips/vr.h: Update copyright.
13860 * c-decl.c (c_init_decl_processing): Remove useless calls to
13861 build_function_type.
13863 * builtins.c (fold_trunc_transparent_mathfn,
13864 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
13865 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13866 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
13867 fold_builtin_strcpy, fold_builtin_strncpy,
13868 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
13871 * builtins.c (expand_builtin_mathfn_3): Remove local variable
13874 * lambda-code.c (lambda_compute_auxillary_space): Remove local
13875 variable determinant.
13877 * tree-cfg.c (group_case_labels): Remove local variable type.
13879 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
13882 * tree-ssa-phiopt.c (value_replacement): Remove local variable
13885 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
13888 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13889 (*movmemqi_insn): Delete.
13890 (*movmemhi): Delete.
13892 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13894 * builtins.c (fold_builtin_classify): Take decomposed
13895 arguments of CALL_EXPR.
13896 (fold_builtin_1): Update a call to fold_builtin_classify.
13898 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
13901 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13902 through into call to parser_xref_tag after parse error.
13903 (c_parser_struct_declaration): Consistently return NULL_TREE on
13906 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13908 * tree-flow-inline.h (ref_contains_array_ref): New function.
13909 (lookup_subvars_for_var): Ditto.
13910 (get_subvars_for_var): Ditto.
13911 (var_can_have_subvars): Ditto.
13913 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13914 (struct subvar): New type.
13916 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13918 * tree-optimize.c (init_tree_optimization_passes): Call
13919 pass_create_structure_vars.
13921 * tree-ssa-alias.c: Include vec.h.
13922 (init_alias_info): Don't auto-clear call clobbered on struct-field
13924 (compute_flow_insensitive_aliasing): Handle subvars.
13925 (group_aliases): Handle STRUCT_FIELD aliases.
13926 (setup_pointers_and_addressables): Ditto.
13927 Don't mark variables non-addressable if they still have
13928 addressable subvars.
13929 Also mark subvars addressable when the real variable is marked
13931 (add_pointed_to_var): Try to prune the pointed-to set by only
13932 pointing to subvars when possible.
13933 Otherwise, make sure we set addresses_needed and pt_vars to
13934 properly include subvars.
13935 (bitpos_of_field): New function.
13936 (push_fields_onto_fieldstack): Ditto.
13937 (get_or_create_used_part_for): Ditto.
13938 (create_overlap_variables_for): Ditto.
13939 (find_used_portions): Ditto.
13940 (create_structure_vars): Ditto.
13941 (pass_create_structure_vars): New structure.
13943 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13944 (get_expr_operands): Handle subvars. Also try to turn
13945 COMPONENT_REF accesses into must-defs now that we can accurately
13947 (note_addressable): Try to only mark as addressable those subvars
13948 we know a COMPONENT_REF touches.
13949 (overlap_subvar): New function.
13951 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13952 Handle subvar storing.
13953 (vect_address_analysis): Update caller of vect_object_analysis.
13955 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13957 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13958 (STMT_VINFO_SUBVARS): New macro.
13960 * common.opts: add flag_tree_salias.
13962 * opts.c (decode_options): flag_tree_salias defaults to on.
13964 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13966 * doc/tree-ssa.texi: Document structural alias analysis.
13968 2005-03-12 Steven Bosscher <stevenb@suse.de>
13970 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13971 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13972 * tree-ssa-operands.c (get_expr_operands): Likewise.
13973 (get_expr_operands): Likewise for ERROR_MARK.
13975 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13977 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13980 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13983 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13984 (mark_operand_necessary): Remove local variable ver.
13986 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13987 variable prefix_len.
13989 * value-prof.c (mod_subtract_transform): Remove local variable
13992 * builtins.c (fold_builtin_exponent): Take decomposed
13993 arguments of CALL_EXPR.
13994 (fold_builtin_1): Update a call to fold_builtin_exponent.
13996 * builtins.c (fold_builtin_logarithm): Take decomposed
13997 arguments of CALL_EXPR.
13998 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14000 * c-decl.c (c_init_decl_processing): Remove local variables
14001 ptr_ftype_void and ptr_ftype_ptr.
14003 * gimplify.c (gimplify_expr): Remove local variables r0 and
14006 * reg-stack.c (move_for_stack_reg): Remove local variable
14008 (compare_for_stack_reg): Remove local variable flags_user.
14009 (convert_regs_1): Remove local variable deleted.
14011 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14013 (combine_blocks): Remove local variables exits and new_e.
14015 * tree-inline.c (expand_call_inline): Remove local variable
14018 * tree-ssa-live.c (create_ssa_var_map,
14019 calculate_live_on_entry): Remove local variable snn.
14021 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14023 * c-lex.c (c_lex_with_flags): Add parameter to call to
14026 2005-03-11 Per Bothner <per@bothner.com>
14028 * c-tree.h (struct c_declarator): New id_loc field.
14029 * c-pragma.h (c_lex_with_flags): Take position reference.
14030 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14031 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14032 (c_lex): Pass dummy location to c_lex_with_flags.
14033 * c-parser.c (c_lex_one_token): Set c_token's location using
14034 c_lex_with_flags, instead of input_location, which might be "ahead".
14035 (c_parser_direct_declarator): Set declarator's id_loc from
14037 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14038 declarator's id_loc, rather than probably-imprecise input_location.
14039 (build_id_declarator): Initialize c_declarator's id_loc field.
14041 2005-03-11 Roger Sayle <roger@eyesopen.com>
14043 PR middle-end/20419
14044 * builtins.c (expand_builtin_signbit): Force the signbit's word
14045 into an integer register to avoid SUBREGs of floating point modes.
14047 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14049 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14050 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14051 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14052 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14054 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14056 PR rtl-optimization/20306
14057 * expr.c (emit_move_complex): Set try_int false if mode is
14058 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14059 emit_block_move if try_int is true.
14061 2005-03-11 Richard Henderson <rth@redhat.com>
14064 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14065 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14068 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14070 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14071 (TARGET_FIX_VR4130): New macro.
14072 (TARGET_OPTIONS): Add -mfix-vr4130.
14073 (ISA_HAS_MACCHI): New macro.
14074 (ASM_SPEC): Add -mfix-vr4130.
14075 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14076 (override_options): Handle mips_fix_vr4130_string.
14077 (mips_avoid_hazards): Clear all_noreorder_p
14078 if we're working around VR4130 errata and the macc alternatives
14080 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14081 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14082 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14083 (MULTILIB_DEFAULTS): Remove leading "march=".
14084 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14085 if no architecture option is given.
14086 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14088 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14089 * doc/invoke.texi: Document -mfix-vr4130.
14091 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14093 * config/mips/mips.c (override_options): Only warn about -mint64
14094 deprecation if TARGET_INT64.
14096 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14098 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14099 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14100 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14101 are non-specific regarding the nonnull parameter positions.
14102 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14103 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14104 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14105 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14107 * builtins.def: Use the non-specific "nonnull" attibute lists.
14109 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14111 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14112 single_pred_edge, single_succ, single_pred): Improve comments.
14114 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14116 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14117 single_pred_edge, single_succ, single_pred): New inline functions.
14118 * bb-reorder.c (rotate_loop, find_traces_1_round,
14119 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14120 duplicate_computed_gotos): Use the single_succ/pred functions.
14121 * cfganal.c (forwarder_block_p): Ditto.
14122 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14123 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14124 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14125 merge_seq_blocks): Ditto.
14126 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14127 * cfglayout.c (fixup_reorder_chain): Ditto.
14128 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14129 canonicalize_loop_headers, verify_loop_structure): Ditto.
14130 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14131 mfb_update_loops, create_preheader, force_single_succ_latches,
14132 create_loop_notes): Ditto.
14133 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14134 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14135 commit_one_edge_insertion, purge_dead_edges,
14136 cfg_layout_can_merge_blocks_p): Ditto.
14137 * except.c (sjlj_emit_function_enter): Ditto.
14138 * flow.c (init_propagate_block_info): Ditto.
14139 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14140 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14141 insert_insn_end_bb): Ditto.
14142 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14143 find_if_case_2): Ditto.
14144 * lambda-code.c (perfect_nestify): Ditto.
14145 * lcm.c (optimize_mode_switching): Ditto.
14146 * loop-doloop.c (doloop_modify): Ditto.
14147 * loop-init.c (loop_optimizer_init): Ditto.
14148 * loop-iv.c (simplify_using_initial_values): Ditto.
14149 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14150 * loop-unswitch.c (unswitch_loop): Ditto.
14151 * modulo-sched.c (generate_prolog_epilog): Ditto.
14152 * predict.c (combine_predictions_for_insn, estimate_probability,
14153 tree_estimate_probability, last_basic_block_p,
14154 estimate_bb_frequencies): Ditto.
14155 * profile.c (branch_prob): Ditto.
14156 * regrename.c (copyprop_hardreg_forward): Ditto.
14157 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14158 * tracer.c (layout_superblocks): Ditto.
14159 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14160 cfg_remove_useless_stmts_bb, cleanup_control_flow,
14161 cleanup_control_expr_graph, disband_implicit_edges,
14162 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14163 tree_verify_flow_info, tree_make_forwarder_block,
14164 tree_forwarder_block_p, remove_forwarder_block,
14165 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14166 * tree-if-conv.c (tree_if_conversion): Ditto.
14167 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14168 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14169 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14170 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14171 copy_loop_headers): Ditto.
14172 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14173 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14174 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14175 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14176 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14177 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14178 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14179 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14180 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14181 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14182 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14183 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14184 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14185 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14186 slpeel_add_loop_guard): Ditto.
14188 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
14190 PR tree-optimization/15784
14191 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14194 * stmt.c (expand_case): Don't change index_type. Convert minval
14195 to the proper type.
14197 PR tree-optimization/20130
14198 * fold-const.c (fold): Fold x * -1 into -x.
14200 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
14202 PR rtl-optimization/20331
14203 * rtlanal.c (modified_between_p): Check its address first for MEM.
14204 (modified_in_p): Likewise.
14206 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
14208 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14210 2005-03-10 Steven Bosscher <stevenb@suse.de>
14212 * expr.c (expand_expr_real_1): If possible, use a conditional
14213 move for expanding MIN_EXPR and MAX_EXPR.
14214 Use temp for moving around rtx-en.
14216 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14219 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14222 2005-03-10 Roger Sayle <roger@eyesopen.com>
14224 * builtins.c (expand_builtin_signbit): Extend to handle floating
14225 point modes wider than the largest integer type, using the
14226 operand_subword_force function to obtain the signbit's word.
14228 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14231 * combine.c (try_combine): If recog_for_combine added CLOBBERs
14232 to NEWI2PAT, fail to combine if they are used by NEWPAT.
14234 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14236 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14238 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14240 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14242 (perform_edge_inserts): Unconditionally call
14243 free_dominator_info.
14245 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14247 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14249 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14251 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14253 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14255 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14257 (rtl_register_value_prof_hooks,
14258 tree_value_profile_transformations,
14259 tree_register_value_prof_hooks): Likewise.
14260 * var-tracking.c (stack_adjust_offset_pre_post,
14261 variable_htab_free, variable_union, dataflow_set_different_2,
14262 count_uses, variable_was_changed, set_frame_base_location,
14263 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14264 vt_add_function_parameters): Likewise.
14265 * varasm.c (named_section_real, named_section, make_decl_rtl,
14266 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14267 const_hash_1, compare_constant, copy_constant, force_const_mem,
14268 output_constant_pool_2, output_constant_pool_1, output_constant,
14269 output_constructor, make_decl_one_only, decl_tls_model,
14270 default_no_named_section, default_elf_select_section_1,
14271 default_unique_section_1): Likewise.
14272 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14273 * vmsdbgout.c (addr_const_to_string): Likewise.
14276 * function.c (struct assign_parm_data_one): Remove last_named
14278 (assign_parm_find_data_types): Don't determine last_named.
14279 Reorder named_parm determination.
14280 (assign_parms): Only setup varargs on the last non-varadic
14283 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14285 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14286 sda base address on medium model.
14288 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
14290 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14291 * cfgloop.c (flow_loop_nodes_find): Export.
14292 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14294 * cfgloopmanip.c (fix_loop_structure): New function.
14295 * predict.c (predict_loops): Clean up the loops information.
14296 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14297 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14299 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14300 (rewrite_into_loop_closed_ssa): Declaration changed.
14301 * tree-loop-linear.c (linear_transform_loops): Add argument to
14302 rewrite_into_loop_closed_ssa call.
14303 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14304 * tree-ssa-loop-im.c (move_computations): Ditto.
14305 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14306 * tree-vectorizer.c (vectorize_loops): Ditto.
14307 * tree-optimize.c: Include cfgloop.h.
14308 (execute_todo): Choose whether to call cleanup_tree_cfg or
14309 cleanup_tree_cfg_loop.
14310 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14311 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14312 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14313 cleanup_tree_cfg_loop call.
14314 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14315 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14316 work on part of cfg.
14318 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14320 PR inline-asm/20314
14321 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14322 with multiple alternatives.
14324 * stmt.c (parse_output_constraint): Fix a typo.
14326 2005-03-09 Bob Wilson <bob.wilson@acm.org>
14328 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14329 assembly directive instead of deprecated "no-generics".
14331 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
14333 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14334 for non-offsettable memory references to cope with outstanding reload
14336 * config/s390/s390.md ("reload_outti"): Call find_replacement to
14337 avoid losing outstanding address reloads.
14338 ("reload_outdi", "reload_outdf"): Likewise.
14340 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14342 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14343 code. Add more cbrt transformations.
14345 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14347 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14349 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14351 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14352 NULL_TREE when a given tree is not simplified.
14353 (fold): Return the original tree when any of the functions
14354 mentioned above NULL_TREE.
14356 * fold-const.c (fold_unary, fold_binary): Take decomposed
14357 arguments, code, type, op0, and op1 in case of fold_binary.
14358 (fold): Update calls to fold_unary and fold_binary.
14360 2005-03-09 Roger Sayle <roger@eyesopen.com>
14362 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14363 a fndecl and an arglist instead of a CALL_EXPR, exp.
14365 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14367 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14369 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14371 * expr.c (expand_assignment): Remove orig_to_rtx.
14373 * fold-const.c (int_const_binop): Remove no_overflow.
14375 * ifcvt.c (noce_emit_move_insn): Remove inmode.
14377 * loop-iv.c (get_biv_step_1): Remove lhs.
14379 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14381 * real.c (real_nan): Remove neg.
14383 * function.c (thread_prologue_and_epilogue_insns): Remove i
14386 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14389 * tree-eh.c (tree_could_trap_p): Remove idx.
14391 * tree-into-ssa.c (ann): Remove ann.
14393 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14395 * tree-sra.c (decide_block_copy): Remove inst_count.
14397 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14399 * tree-ssa-loop-im.c (lhs): Remove.
14401 * cfgbuild.c (state, STATE, SET_STATE,
14402 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14404 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14405 (find_basic_blocks): Set the state of each basic block to
14408 2005-03-08 Jeff Law <law@redhat.com>
14410 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14411 goto results in the removal of edges in the CFG, then we need
14412 to recompute dominators.
14414 2005-03-09 Ben Elliston <bje@au.ibm.com>
14416 * c-common.c (c_do_switch_warnings): Comment fix.
14418 2005-03-08 Julian Brown <julian@codesourcery.com>
14420 * Patch from 2005-03-08 reverted for causing regressions and
14421 ppc-darwin bootstrap failure.
14423 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14425 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14426 Define the real function for ppc-darwin.
14427 * c-typeck.c (convert_arguments): Check for target-specific
14428 invalid argument call to unprototyped function.
14429 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14431 * target.h (invalid_arg_for_unprototyped_fn): New field
14433 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14434 default target hook.
14435 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14438 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14440 * c-typeck.c (constructor_stack, constructor_range_stack,
14441 initializer_stack): Make them static.
14443 * cfg.c (rbi_pool): Make it static.
14445 * gimple-low.c (lower_stmt_body): Make it static.
14446 * tree-flow.h: Remove the corresponding prototype. Don't
14447 declare lower_data.
14449 * sched-deps.c (cache_size): Make it static.
14451 * stor-layout.c (lang_adjust_rli): Make it static.
14453 2005-03-08 Julian Brown <julian@codesourcery.com>
14455 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14456 from being used for symbols with vague linkage when
14457 HAVE_GAS_COMDAT_GROUP is true.
14459 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14461 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14462 nlabel == JUMP_LABEL (jump).
14464 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14466 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14467 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14468 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14469 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14471 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14474 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14475 * c-common.c (handle_returns_twice): New function.
14476 (c_common_attribute_table): Declare eturns_twice' attribute.
14477 * doc/extend.texi: Document eturns_twice' attribute.
14478 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14479 (struct tree_decl): Add returns_twice_flag.
14481 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14483 * tree-ssa-phiopt.c: Fix a comment typo.
14485 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14486 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14487 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14490 2005-03-08 Richard Henderson <rth@redhat.com>
14492 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14493 builtin codes with ctzdi2, clzdi2, popcountdi2.
14494 (struct alpha_builtin_def): Add is_const.
14495 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14496 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14497 (alpha_init_builtins): Init them. Set nothrow and const attributes
14499 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14500 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14501 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14502 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14503 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14504 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14505 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14506 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14507 (TARGET_FOLD_BUILTIN): New.
14508 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14509 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14511 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14513 2005-03-08 Ira Rosen <irar@il.ibm.com>
14515 PR tree-optimization/20122
14516 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14517 condition of access function instead of base.
14519 2005-03-07 Jeff Law <law@redhat.com>
14520 Steven Bosscher <stevenb@suse.de>
14522 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14523 (find_taken_edge): Call find_taken_edge_computed_goto as
14524 appropriate. Allow any gimple invariant rather than just
14525 INTEGER_CST for VAL.
14526 (cleanup_control_flow): Cleanup a computed goto which has turned
14527 into a simple goto.
14528 (tree_merge_blocks): If block B has any forced labels, move
14529 them to the start of block A.
14530 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14531 computed gotos as well.
14532 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14533 removal of unnecessary computed gotos too.
14534 (lookup_redirection_data): Fix type of INSERT argument. Callers
14537 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14539 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
14540 Remove trailing spaces.
14542 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14543 unshare_all_trees): Make them static.
14544 * tree-gimple.h: Remove the corresponding prototypes.
14546 * diagnostic.h: Remove unused prototype
14547 debug_output_buffer.
14548 * modulo-sched.c: Remove unused prototype
14549 set_row_column_for_ps.
14551 * tree-ssa-phiopt.c (tree_ssa_phiopt,
14552 replace_phi_edge_with_variable): Remove unused variable i.
14554 2005-03-07 Per Bothner <per@bothner.com>
14556 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14558 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
14561 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14562 bbs on the COND_EXPR instead of the PHI_NODEs.
14563 (candidate_bb_for_phi_optimization): Remove.
14564 (replace_phi_with_stmt): Rename to ...
14565 (replace_phi_edge_with_variable): this and change so that we
14566 replace the phi argument instead of removing the PHI.
14567 (conditional_replacement): Change so we deal with PHI with more
14568 than two arguments.
14569 (value_replacement): Likewise.
14570 (abs_replacement): Likewise.
14572 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14574 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14575 output_e500_flip_gt_bit.
14577 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14579 (rs6000_generate_compare): Fix logic to look at the correct bits.
14580 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14582 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14583 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
14584 gen_move_from_CR_gt_bit.
14586 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14587 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14588 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14590 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14591 (E500_CR_IOR_COMPARE): New constant.
14593 2005-03-08 Earl Chew <earl_chew@agilent.com>
14594 David Billinghurst <David.Billinghurst@riotinto.com>
14596 * config/i386/host-cygwin.c: New file to support precompiled
14598 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14599 * config.host: Use above files for cygwin host.
14601 2005-03-07 David Edelsohn <edelsohn@gnu.org>
14603 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14604 ordering ops from earlier change.
14606 2005-03-07 Per Bothner <per@bothner.com>
14608 Various fixes to allow us to again build if --enable-mapped-location:
14609 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14610 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14611 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14612 local variable loc. Change logic appropriately.
14613 * tree-vect-transform.c (vect_finish_stmt_generation): Use
14614 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14615 * c-parser.c (c_parser_for_statement): Initialize loc variable.
14616 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14617 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14619 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
14621 PR rtl-optimization/19683
14622 * reload1.c (choose_reload_regs): Pass the number of bits, not the
14623 number of bytes, to smallest_int_for_mode. Fix arguments to
14624 REG_CANNOT_CHANGE_MODE_P.
14626 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14628 * reorg.c (relax_delay_slots): Check that the jump is
14629 conditional before trying to invert it.
14631 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14633 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14636 * calls (stack_arg_under_construction): Make it static.
14638 * flow.c (regs_live_at_setjmp): Make it static.
14639 * flow.h: Remove the corresponding prototype.
14641 * reload1.c (reload_startobj, reload_firstobj,
14642 something_needs_operands_changed, reload_inherited,
14643 reload_inheritance_insn, reload_override_in,
14644 reload_spill_index): Make them static.
14646 * recog.c (verify_changes): Make it static.
14647 * recog.h: Remove the corresponding prototype.
14649 * cfgbuild.c (find_sub_basic_blocks): Remove.
14650 * basic-block.h: Remove the corresponding prototype.
14651 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14653 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14655 * tree-ssa-operands.c (check_build_stmt): Remove.
14657 * stor-layout.c (set_alignment): Remove.
14658 * tree.h: Remove the corresponding prototype.
14660 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14662 * tree-ssa-dce.c (control_dependence_map,
14663 visited_control_parents): Make them static.
14665 * cfghooks.c (verify_flow_info): Remove local variable
14668 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14671 * loop-unswitch.c (unswitch_loop): Remove local variable src.
14673 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
14675 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14677 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
14679 * config/ia64/hpux.h (LINK_SPEC): Add -z.
14680 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14681 PARALLEL for an empty structure.
14683 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14685 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14687 * fold-const.c (fold_binary): Unroll the very first "for"
14690 2005-03-06 David Edelsohn <edelsohn@gnu.org>
14692 * config/rs6000/predicates.md (branch_comparison_operator): Remove
14693 redundant match_code test.
14694 (scc_comparison_operator): Swap match_operand and match_code
14696 (branch_positive_comparison_operator): Same.
14697 (trap_comparison_operator): Use comparison_operator and swap with
14700 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
14703 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14704 (out_movhi_r_mr): Read low byte of volatile MEM first.
14705 (out_movhi_mr_r): Write high byte of volatile MEM first.
14707 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14709 * cselib.c (reg_values, reg_values_size): Make them static.
14711 * cse.c (cse_reg_info_table): Make it static.
14713 * fold-const.c (fold_unary): Use build1 instead of copy_node.
14715 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
14717 * cse.c (find_best_addr): Use canon_for_address.
14719 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14721 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
14722 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
14723 SUBREG and MEM, respectively.
14725 * fold-const.c (fold_binary): Use code instead of t.
14727 * fold-const.c (optimize_minmax_comparison): Take decomposed
14728 arguments code, type, op0, and op1 instead of t.
14729 (fold_binary): Update a call to optimize_minmax_comparison.
14731 * fold-const.c (fold_range_test): Take decomposed arguments
14732 code, type, op0, and op1 instead of t.
14733 (fold_binary): Update a call to fold_range_test.
14735 * fold-const.c (fold_binary_op_with_conditional_arg): Take
14736 decomposed arguments code, type, op0, and op1 instead of t.
14737 (fold_binary): Update a call to fold_range_test.
14739 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14741 * fold-const.c (fold_binary): Avoid directly using the original
14742 expression t as much as possible.
14744 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14746 * c-semantics.c (build_stmt): Use TYPE_P instead of
14747 IS_NON_TYPE_CODE_CLASS.
14748 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
14749 (NON_TYPE_CHECK): Use TYPE_P instead of
14750 IS_NON_TYPE_CODE_CLASS.
14752 * fold-const.c (fold): Remove handling of binary expressions.
14754 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
14756 * doc/c-tree.texi: Wrap comments in @r{}.
14757 * doc/cpp.texi: Likewise.
14758 * doc/cppinternals.texi: Likewise.
14759 * doc/extend.texi: Likewise.
14760 * doc/md.texi: Likewise.
14761 * doc/objc.texi: Likewise.
14762 * doc/sourcebuild.texi: Likewise.
14763 * doc/tm.texi: Likewise.
14764 * doc/tree-ssa.texi
14766 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14768 * predict.c (apply_return_prediction): Standardize PHI chain
14770 * tree-ssa.c (ssa_redirect_edge): Likewise.
14772 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
14773 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
14776 * tree-phinodes.c (remove_phi_node): Drop the last argument.
14777 * tree-flow.h: Adjust the prototype for remove_phi_node.
14778 * lambda-code.c (perfect_nestify): Adjust a call to
14781 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
14782 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
14784 * tree-ssa-dce.c (remove_dead_phis): Likewise.
14785 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
14786 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
14787 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
14789 * combine.c (simplify_and_const_int): Use gen_int_mode instead
14790 of GEN_INT (trunc_int_for_mode (...)).
14791 * loop-iv.c (iv_number_of_iterations): Likewise.
14792 * postreload.c (reload_cse_move2add): Likewise.
14793 * simplify-rtx.c (simplify_const_unary_operation,
14794 simplify_const_binary_operation): Likewise.
14795 * stor-layout.c (get_mode_bounds): Likewise.
14797 * fold-const.c (fold_binary): New.
14798 (fold): Call fold_binary on binary expressions.
14800 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
14802 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
14803 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
14804 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
14805 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
14806 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
14808 2005-03-04 Devang Patel <dpatel@apple.com>
14810 PR tree-optimization/18815
14811 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14812 loops with zero exit edges.
14814 2005-03-04 Devang Patel <dpatel@apple.com>
14816 * doc/invoke.texi: Remove reference to webpage that does not exist.
14818 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
14819 Joseph S. Myers <joseph@codesourcery.com>
14822 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
14823 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
14824 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
14825 * pa.c (get_plabel): Change argument to symbol_ref. Call
14826 maybe_get_identifier instead of get_identifier.
14827 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
14828 (struct deferred_plabel): Replace name field with symbol field.
14829 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
14830 ASM_OUTPUT_EXTERNAL_REAL is defined.
14831 (output_global_address): Use output_addr_const for output of all
14833 (output_deferred_plabels): Use symbol_ref instead of name for address
14835 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
14836 ASM_OUTPUT_SYMBOL_REF): New macros.
14837 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
14839 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
14842 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
14844 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
14845 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
14847 2005-03-04 Jeff Law <law@redhat.com>
14849 * basic-block.h (rediscover_loops_after_threading): Declare.
14850 * tree-ssa-dom.c: Include cfgloop.h.
14851 (tree_ssa_dominator_optimize): Discover loops and some basic
14852 properties. Remove forwarder blocks recreated by loop header
14853 canonicalization. Also mark backedges in the CFG.
14854 * tree-ssa-threadupdate.c: Include cfgloop.h
14855 (rediscover_loops_after_threading): Define.
14856 (struct local_info): New field, JUMP_THREADED.
14857 (prune_undesirable_thread_requests): New function.
14858 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
14859 then record that fact for the callers of redirct_edges.
14860 (thread_block): If BB has incoming backedges, then call
14861 prune_undesirable_thraed_requests. Note when we are
14862 going to have to rediscover loop information. Return a
14863 boolean indicating if any jumps were threaded.
14864 (thread_through_all_blocks): Bubble up boolean indicating
14865 if any jumps were threaded.
14866 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
14867 (tree-ssa-threadupdate.o): Similarly.
14869 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14871 * fold-const.c (fold_ternary): Unroll the "for" loop to
14874 2005-03-04 Andrew Haley <aph@redhat.com>
14876 * unwind-dw2-fde-glibc.c (struct
14877 unw_eh_callback_data.check_cache): New field.
14878 (frame_hdr_cache): New.
14879 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
14880 Cache frame header info.
14882 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
14884 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14885 (print_c_condition): Declare.
14886 * read-rtl.c (ptr_loc): New structure.
14887 (ptr_locs, ptr_loc_obstack, joined_conditions)
14888 (joined_conditions_obstack): New variables.
14889 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14890 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14891 (join_c_conditions, print_c_condition): New functions.
14892 (apply_macro_to_string): Associate the new string with the same
14893 source location as the old one.
14894 (add_condition_to_string): Use join_c_conditions.
14895 (read_string): Use set_rtx_ptr_loc to record a filename and line
14896 number for the string.
14897 (read_rtx): Initialize the new variables above.
14898 * genattrtab.c (write_test_expr, write_attr_value): Use
14900 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
14901 comment above the GCC_VERSION check.
14902 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14903 Inline the definition of MAYBE_EVAL.
14904 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14905 * genoutput.c (process_template): Likewise.
14906 * genpreds.c (write_predicate_subfunction): Likewise.
14907 (write_predicate_expr): Use print_c_condition.
14908 * genrecog.c (write_cond): Likewise.
14909 * gensupport.c (process_rtx): Use join_c_conditions to join the
14910 conditions of a define_insn_and_split. Record a source location
14911 for the string after the "&&".
14912 (alter_test_for_insn): Use join_c_conditions.
14914 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14917 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14918 PR tree-optimization/15784
14919 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14922 2005-03-04 Ben Elliston <bje@au.ibm.com>
14924 * gcc.c (option_map): Add --coverage.
14925 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14926 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14927 * config/darwin.h: Pass -lgcov for `coverage'.
14928 * doc/invoke.texi (Debugging Options): Document --coverage.
14930 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14932 * gcse.c (bypass_block): Use find_edge wherever possible.
14934 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14938 * c-opts.c (c_common_parse_file): Call start_source_file
14939 and end_source_file at the approriate times.
14941 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14942 the main file, it will be done for us now.
14944 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14946 * fold-const.c (fold_ternary): New.
14947 (fold): Call fold_ternary on ternary expressions. Remove
14948 handling of ternary expressions.
14950 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14952 PR tree-optimization/15784
14953 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14956 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14958 * config/rs6000/predicates.md (branch_comparison_operator):
14959 Convert from C block to conditional format.
14961 2005-03-03 Jan Hubicka <jh@suse.cz>
14963 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14964 and non-constant public variables.
14966 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14968 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14971 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14974 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14975 calls to release_ssa_name and release_phi_node.
14977 * fold-const.c (fold): Remove handling of unary expressions.
14979 * fold-const.c (fold_unary): Avoid directly using the original
14980 expression t as much as possible.
14982 2005-03-03 Roger Sayle <roger@eyesopen.com>
14983 Andrew Pinski <pinskia@physics.uc.edu>
14985 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14986 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14988 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14990 Describe special registers SRP and MOF as allocatable registers.
14991 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14992 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14993 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14994 TARGET_HAS_MUL_INSNS.
14995 (cris_print_operand) <case 'd'>: New case.
14996 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14997 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14999 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15000 (REG_ALLOC_ORDER): Update for MOF.
15001 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15003 (GENERAL_REGS): No longer a define of ALL_REGS.
15004 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15005 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15006 Adjust accordingly.
15007 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15008 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15009 (SECONDARY_RELOAD_CLASS): Define.
15010 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15011 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15012 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15013 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15014 (REGISTER_MOVE_COST): Define.
15015 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15016 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15017 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15018 (CRIS_MOF_REGNUM): New define_constants.
15019 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15021 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15023 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15024 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15025 Adjust for MOF being properly described as a register.
15026 (indir_to_reg_split): Name this split. Conditionalize on the
15027 destination register being a general register.
15028 (movei): Conditionalize on on operands 0 and 1 having the same
15031 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15034 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15035 -mcpu to override any other explicitly given flags.
15037 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15039 * recog.c (verify_changes, confirm_change_group): New functions,
15040 broken out of apply_change_group.
15041 (apply_change_group): Use them.
15042 * recog.h (verify_change, confirm_change_group): Declare.
15043 * rtl.h (redirect_jump_2): Declare.
15044 * jump.c (redirect_exp, invert_exp): Delete.
15045 (invert_exp_1): Take second parameter. Return value. Changed caller.
15046 (redirect_jump_2): New function, broken out of redirect_jump.
15047 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15048 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15049 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15051 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15053 * varasm.c (named_section): Use xstrdup rather than doing it by
15056 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15058 2005-03-02 Devang Patel <dpatel@apple.com>
15060 Undo PR tree-optimization/18815 fix.
15062 2005-03-02 Devang Patel <dpatel@apple.com>
15064 PR tree-optimization/18815
15065 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15066 loops with zero exit edges.
15068 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15070 * cfg.c (connect_src, connect_dest, disconnect_src,
15071 disconnct_dest): New.
15072 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15073 redirect_edge_pred): Use the new functions.
15075 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15076 free_dominance_info only when needed.
15078 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15081 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15082 (reg_or_sub_cint64_operand): Same.
15084 2005-03-02 Jeff Law <law@redhat.com>
15086 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15087 CFG_ALTERED in the main DOM iteration loop.
15089 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15092 * varasm.c (initializer_constant_valid_p): Allow conversions
15093 between OFFSET_TYPEs. Tidy.
15095 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15097 * config/cris/cris.md ("return"): Remove epilogue delay list
15100 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15102 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15104 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15106 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15108 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15109 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15110 config/m68k/m68k.c, config/mips/mips.h,
15111 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15112 doc/include/gcc-common.texi: Update copyright.
15114 PR middle-end/18029 and PR middle-end/18030
15115 * expr.c (optimize_bitfield_assignment_op): Add a special case
15116 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15118 * fold-const.c (fold_unary): New.
15119 (fold): Call fold_unary on unary expressions.
15121 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15123 * cgraph.h (struct cgraph_edge): Add prev_caller and
15124 prev_callee fields.
15125 (cgraph_node_remove_callees): Export.
15126 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15128 (cgraph_edge_remove_callee): New function.
15129 (cgraph_edge_remove_caller): Likewise.
15130 (cgraph_remove_edge): Use.
15131 (cgraph_redirect_edge_callee): Likewise.
15132 (cgraph_node_remove_callees): New function.
15133 (cgraph_node_remove_callers): Likewise.
15134 (cgraph_remove_node): Use.
15135 * tree-optimize.c (tree_rest_of_compilation): Use
15136 cgraph_node_remove_callees instead of manual loop.
15137 * cgraphunit.c (cgraph_finalize_function): Likewise.
15138 (cgraph_expand_function): Likewise.
15139 (cgraph_remove_unreachable_nodes): Likewise.
15141 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15144 * c-tree.h (undeclared_variable, build_external_ref): Add extra
15146 * c-decl.c (undeclared_variable): Take location as argument.
15147 * c-typeck.c (build_external_ref): Likewise.
15148 * c-parser.c (c_parser_postfix_expression): Pass location of
15149 identifier to build_external_ref.
15151 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15153 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15154 CCEQ mode for branch_positive_comparison_operator test.
15155 * config/rs6000/predicates (branch_comparison_operator): Revert to
15157 (scc_comparison_operator): Same.
15158 (branch_positive_comparison_operator): Same.
15160 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
15162 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15163 (cris_delay_slots_for_epilogue): Remove.
15164 (save_last): Move into cris_target_asm_function_epilogue.
15165 (cris_target_asm_function_epilogue): Remove tests for file being
15167 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15168 (cris_delay_slots_for_epilogue): Remove prototypes.
15169 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15170 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15172 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15174 * config/rs6000/predicates.md (branch_comparison_operator): Change
15175 to define_special_predicate.
15176 (scc_comparison_operator): Same.
15177 (branch_positive_comparison_operator): Same.
15179 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
15181 * Makefile.in (tree-ssa-sink.o): New.
15182 (OBJS-common): Add tree-ssa-sink.o.
15183 * common.opt: Add -ftree-sink
15184 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15185 * timevar.def (TV_TREE_SINK): new timevar.
15186 * tree-flow.h (is_hidden_global_store): Prototype.
15187 * tree-optimize.c (init_tree_optimization_passes): Add
15189 * tree-pass.h (pass_sink_code): New.
15190 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15191 for non-obvious global store store to is_hidden_global_store, and
15192 call that new function.
15193 * tree-ssa-sink.c: New file.
15194 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15195 * doc/passes.texi: Document forward store motion.
15196 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15197 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15198 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15199 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15201 2005-03-01 Per Bothner <per@bothner.com>
15203 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15204 and we have a non-zero column-number, add it to the message.
15205 Also factor out the diagnostic_kind_text.
15207 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15209 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15210 flow_loop_pre_header_scan, flow_loop_pre_header_find,
15211 flow_loop_scan): Removed.
15212 (flow_loop_dump): Do not dump removed fields.
15213 (flow_loop_free): Do not free removed fields.
15214 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
15215 (loop_exit_edge_p): New function.
15216 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15217 num_pre_header_edges, entry_edges, num_entries, exit_edges,
15218 num_exits, exits_doms.
15219 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15220 LOOP_EDGES, LOOP_ALL): Removed.
15221 (flow_loop_scan): Declaration removed.
15222 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15223 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15225 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15226 (if_convert): Call flow_loops_find and flow_loops_free
15227 when calling mark_loop_exit_edges.
15228 * cfgloopanal.c (mark_loop_exit_edges): Moved from
15229 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
15230 free_dominance_info calls.
15231 * loop-init.c (flow_loops_find): Ditto.
15232 * passes.c (rest_of_handle_branch_prob): Ditto.
15233 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15234 * loop-unroll.c (analyze_insns_in_loop): Do not use
15236 * predict.c (predict_loops): Do not call flow_loop_scan.
15237 Use get_loop_exit_edges.
15238 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15239 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15240 Do not use EDGE_LOOP_EXIT.
15241 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15242 to bb_with_exit_edge_p.
15243 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15244 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15245 to bb_with_exit_edge_p.
15246 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15248 * tree-loop-linear.c (linear_transform_loops): Do not call
15249 flow_loop_scan. Use loop->single_exit.
15250 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15251 (vect_analyze_loop_form): Do not call flow_loop_scan.
15252 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15254 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15256 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15257 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15258 slpeel_tree_duplicate_loop_to_edge_cfg,
15259 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15260 Use loop_preheader_edge and loop->single_exit. Do not call
15263 2005-03-01 Nick Clifton <nickc@redhat.com>
15265 * config/arm/arm.c (thumb_find_work_register): Check all of the
15266 argument registers to see if they are free, and a couple of
15267 special cases where the last argument register but can be proved
15268 to be available during the function's prologue.
15269 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15270 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15271 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15273 (thumb_compute_save_reg_mask): Likewise. Also use
15274 thumb_find_work_register() to ensure that there is agreement about
15275 which work register is going to be used in the prologue.
15276 (thumb_output_function_prologue): Use unsigned long as the type
15277 for the register bit-mask. Also delay pushing the link register if
15278 other high registers are going to be pushed.
15279 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15280 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15281 redundant prototypes.
15283 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15286 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15287 and after reload in REG+REG indexed addresses without REG_POINTER
15288 set in the base and not set in the index.
15290 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
15292 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15293 Don't undefine here.
15294 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15295 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15296 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15297 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15298 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15300 * config.gcc (sh*-*-linux*): Use config/linux.h.
15302 2005-02-28 Dale Johannesen <dalej@apple.com>
15303 Stan Shebs <shebs@apple.com>
15305 Rewrite of 64-bit Darwin structure-by-value pass/return.
15306 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15307 intoffset, use_stack, named.
15308 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
15309 (rs6000_darwin64_record_arg_advance_flush): New.
15310 (rs6000_darwin64_record_arg_advance_recurse): New.
15311 (rs6000_darwin64_record_arg_flush): New.
15312 (rs6000_darwin64_record_arg_recurse): New.
15313 (rs6000_darwin64_record_arg): New.
15314 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
15315 (function_arg_boundary): Handle 128-bit aligned structs.
15316 (function_arg_advance): Rewrite darwin64 struct handling.
15317 (function_arg): Call rs6000_darwin64_record_arg.
15318 (function_arg_partial_nregs): Handle darwin64 structs.
15319 (rs6000_darwin64_function_value): Remove.
15320 (rs6000_function_value): Call rs6000_darwin64_record_arg.
15322 2005-02-28 Roger Sayle <roger@eyesopen.com>
15324 PR tree-optimization/20216
15325 * tree-chrec.c (tree_fold_factorial): Delete.
15326 (tree_fold_binomial): Change argument list to take a return type
15327 and change the type of K to unsigned int. Rewrite to avoid explicit
15328 evaluation of factorials, and (recursively) calling fold to perform
15329 compile-time arithmetic. Return NULL on (internal) overflow.
15330 (chrec_evaluate): Change type of K to an unsigned int. Avoid
15331 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
15332 if any intermediate calculation overflows.
15333 (chrec_apply): Update call to chrec_evaluate.
15335 2005-02-28 James E Wilson <wilson@specifixinc.com>
15337 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15339 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
15342 * c-parser.c (c_parser_compound_statement): Return error_mark_node
15343 instead of NULL_TREE on error.
15345 2005-02-28 David Edelsohn <edelsohn@gnu.org>
15347 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15348 (EASY_VECTOR_15_ADD_SELF): Remove.
15349 (num_insns_constant_wide): Not static.
15350 (validate_condition_mode): Not static.
15351 (toc_relative_expr_p): Not static.
15352 (legitimate_indirect_address_p): Not static.
15353 (macho_lo_sum_memory_operand): Not static.
15354 (invalid_e500_subreg): Not static.
15355 (easy_vector_same): Not static.
15356 (easy_vector_splat_const): Not static.
15357 (RS6000_SYMBOL_REF_TLS_P): Remove.
15358 (any_operand): Delete.
15359 (any_parallel_operand): Delete.
15360 (count_register_operand): Delete.
15361 (altivec_register_operand): Delete.
15362 (xer_operand): Delete.
15363 (s8bit_cint_operand): Delete.
15364 (short_cint_operand): Delete.
15365 (u_short_cint_operand): Delete.
15366 (non_short_cint_operand): Delete.
15367 (exact_log2_cint_operand): Delete.
15368 (gpc_reg_operand): Delete.
15369 (cc_reg_operand): Delete.
15370 (cc_reg_not_cr0_operand): Delete.
15371 (reg_or_short_operand): Delete.
15372 (reg_or_neg_short_operand): Delete.
15373 (reg_or_aligned_short_operand): Delete.
15374 (reg_or_u_short_operand): Delete.
15375 (reg_or_cint_operand): Delete.
15376 (reg_or_arith_cint_operand): Delete.
15377 (reg_or_add_cint64_operand): Delete.
15378 (reg_or_sub_cint64_operand): Delete.
15379 (reg_or_logical_cint_operand): Delete.
15380 (got_operand): Delete.
15381 (got_no_const_operand): Delete.
15382 (easy_fp_constant): Delete.
15383 (easy_vector_constant): Delete.
15384 (easy_vector_constant_add_self): Delete.
15385 (zero_constant): Delete.
15386 (zero_fp_constant): Delete.
15387 (volatile_mem_operand): Delete.
15388 (offsettable_mem_operand): Delete.
15389 (mem_or_easy_const_operand): Delete.
15390 (add_operand): Delete.
15391 (non_add_cint_operand): Delete.
15392 (logical_operand): Delete.
15393 (non_logical_cint_operand): Delete.
15394 (mask_operand): Delete.
15395 (mask_operand_wrap): Delete.
15396 (mask64_operand): Delete.
15397 (mask64_2_operand): Delete.
15398 (and64_operand): Delete.
15399 (and64_2_operand): Delete.
15400 (and_operand): Delete.
15401 (reg_or_mem_operand): Delete.
15402 (lwa_operand): Delete.
15403 (symbol_ref_operand): Delete.
15404 (call_operand): Delete.
15405 (current_file_function_operand): Delete.
15406 (input_operand): Delete.
15407 (rs6000_nonimmediate_operand): Delete.
15408 (rs6000_tls_symbol_ref): Delete.
15409 (save_world_operation): Delete.
15410 (restore_world_operation): Delete.
15411 (load_multiple_operation): Delete.
15412 (store_multiple_operation): Delete.
15413 (vrsave_operation): Delete.
15414 (mfcr_operation): Delete.
15415 (mtcrf_operation): Delete.
15416 (lmw_operation): Delete.
15417 (stmw_operation): Delete.
15418 (branch_comparison_operator): Delete.
15419 (branch_positive_comparison_operator): Delete.
15420 (scc_comparison_operator): Delete.
15421 (trap_comparison_operator): Delete.
15422 (boolean_operator): Delete.
15423 (boolean_or_operator): Delete.
15424 (min_max_operator): Delete.
15425 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15426 (EASY_VECTOR_15): Moved to here.
15427 (EASY_VECTOR_15_ADD_SELF): Move to here.
15428 (PREDICATE_CODES): Delete.
15429 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15430 Declare functions no longer static.
15431 * config/rs6000/predicates.md: New.
15432 * config/rs6000/rs6000.md: Include predicates.md
15434 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15436 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15437 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15439 * cfgrtl.c (need_fake_edge_p): Likewise.
15440 * combine.c (distribute_notes): Likewise.
15441 * emit-rtl.c (try_split): Likewise.
15442 * recog.c (peephole2_opimize): Likewise.
15443 * reg-notes.def (ALWAYS_RETURN): Remove.
15444 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15445 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15446 * tree.h (ECF_ALWAYS_RETURN): Remove.
15448 2005-02-28 Roger Sayle <roger@eyesopen.com>
15450 PR middle-end/19874
15451 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15452 between different machine modes is never a "useless" conversion.
15454 2005-02-28 Geert Bosch <bosch@gnat.com>
15457 * doc/contrib.texi: List contributors for Ada front end
15459 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15461 * simplify-rtx.c (simplify_unary_operation_1,
15462 simplify_const_unary_operation): New, extracted from...
15463 (simplify_unary_operation): ... this one.
15464 (simplify_binary_operation_1,
15465 simplify_const_binary_operation): New, extracted from...
15466 (simplify_binary_operation): ... this one.
15467 * rtl.h (simplify_const_unary_operation,
15468 simplify_const_binary_operation): Add prototypes.
15470 2005-02-28 Julian Brown <julian@codesourcery.com>
15472 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15473 building libjava and caused PR regression/20228.
15475 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15478 * Makefile.in (host_subdir): New.
15479 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15480 * configure: Regenerate.
15482 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15484 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15485 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15486 installation directory first.
15488 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15491 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15492 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15493 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15494 * config/cris/cris.md: Tweak comments referring to Q.
15495 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15496 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15497 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15498 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15499 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15500 Insert spaces in constraints to align alternatives vertically for
15502 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15505 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15507 PR rtl-optimization/17728
15508 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15509 operand 0 from general_operand to move_dest_operand.
15511 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15513 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15514 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15515 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15516 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15518 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15520 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15521 * configure: Regenerate.
15522 * libada-mk.in: Remove CC; rename
15523 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15525 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15528 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15529 for the lhs, also walk over the tree. Likewise for rhs.
15531 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15533 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15534 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15535 Do not propagate value of iv before increment over the increment.
15537 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
15539 * c-parser.c: New file.
15540 * c-parse.in: Remove.
15541 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15543 (c-parser.o): Add dependencies.
15544 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15545 maintainer-clean, TAGS): Update.
15546 * c-config-lang.in (gtfiles): Update.
15547 * gengtype-lex.l: Don't handle "@@".
15548 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15549 objc_build_synchronized, objc_begin_try_stmt,
15550 objc_begin_catch_clause, objc_finish_catch_clause,
15551 objc_build_finally_clause, objc_finish_try_stmt): New.
15552 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15554 (c_parse_init): Update comment.
15555 * c-decl.c (c_init_decl_processing): Update comment.
15556 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15557 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15558 new c_declspecs members.
15560 2005-02-25 Julian Brown <julian@codesourcery.com>
15562 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15563 from being used for symbols with vague linkage when
15564 HAVE_GAS_COMDAT_GROUP is true.
15566 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15568 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15570 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15573 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15574 (LIBGCC2_HAS_DF_MODE): New.
15575 (LIBGCC2_HAS_XF_MODE): New.
15576 (LIBGCC2_HAS_TF_MODE): New.
15577 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15578 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15579 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15580 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15581 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15582 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15583 and add _fixtfdi, _fixunstfdi, _floatditf
15584 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15585 L_fixunstfdi, L_floatditf.
15586 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15587 (LIBGCC2_HAS_TF_MODE): Define.
15589 2005-02-25 Diego Novillo <dnovillo@redhat.com>
15591 PR tree-optimization/20204
15592 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15593 REWRITE_THIS_STMT markers on PHI nodes.
15594 (rewrite_initialize_block): Likewise.
15596 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15598 * version.c (version_string): Update to 4.1.
15600 2005-02-25 Paolo Carlini <pcarlini@suse.de>
15602 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15603 Clarify that the alternative way doesn't work in GNU C++.
15605 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15607 PR tree-optimization/19937
15608 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15609 to the type of the induction variable.
15611 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
15613 PR rtl-optimization/20117
15614 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15615 the block including noncopyable insn.
15617 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15619 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15620 calls to find_reg_note.
15622 2005-02-24 Richard Henderson <rth@redhat.com>
15625 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15628 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
15630 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15631 vector types if to use base reg for misaligned non-word ld/std.
15633 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15636 * config/cris/cris.c (cris_target_asm_function_prologue): Create
15637 dwarf2 label manually and put it after, not before the prologue.
15639 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15642 * reload.c (operands_match_p): Only increment register number for
15643 SCALAR_INT_MODE_P modes in multiple hard registers.
15645 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15648 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15650 * ChangeLog.5: Fix log message typo(s).
15651 * ChangeLog.7: Likewise.
15652 * ChangeLog.tree-ssa: Likewise.
15653 * cfgexpand.c: Fix comment typo(s).
15654 * conflict.c: Likewise.
15655 * defaults.h: Likewise.
15656 * dwarf2out.c: Likewise.
15657 * gcse.c: Likewise.
15658 * ggc-page.c: Likewise.
15659 * tree-eh.c: Likewise.
15660 * tree-ssa-dom.c: Likewise.
15662 2005-02-24 Jakub Jelinek <jakub@redhat.com>
15665 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15666 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15667 if SHARED is defined.
15670 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15671 allow splitting only if operands 0 and 3 don't overlap.
15673 2005-02-24 Richard Henderson <rth@redhat.com>
15675 PR middle-end/19953
15676 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15677 (fold_builtin_1): Call them.
15678 * fold-const.c (fold_complex_mult_parts): Split out from ...
15679 (fold_complex_mult): ... here. Fix typo in both imaginary case.
15680 (fold_complex_div_parts, fold_complex_div): New.
15682 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15684 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15686 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15687 VIEW_CONVERT_EXPR is_gimple_min_invariant.
15689 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15690 (print_node): Likewise.
15691 Print TYPE_SIZES_GIMPLIFIED.
15693 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15695 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15696 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15697 operands as commutative in constraints.
15699 2005-02-24 Diego Novillo <dnovillo@redhat.com>
15701 * tree-into-ssa.c: Re-organize internal functions.
15703 2005-02-24 Richard Henderson <rth@redhat.com>
15705 PR middle-end/18902
15706 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15708 * common.opt (fcx-limited-range): New.
15709 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15710 * toplev.c (flag_complex_method): Initialize to 1.
15711 (process_options): Set flag_complex_method to 0 if
15712 flag_cx_limited_range.
15713 * doc/invoke.texi (-fcx-limited-range): New.
15715 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15717 * cse.c (delete_trivially_dead_insns): Speed up by using
15718 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
15721 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
15723 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
15724 functions when -mid-shared-library is being used.
15726 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15728 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
15729 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
15730 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
15731 * system.h: Poison LINK_LIBGCC_SPECIAL.
15733 2005-02-23 James E Wilson <wilson@specifixinc.com>
15735 * gengtype.c (note_insn_name): Make 1 element larger.
15737 2005-02-23 Roger Sayle <roger@eyesopen.com>
15740 PR rtl-optimization/20097
15741 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15742 BImode SUBREGs of SImode registers which confuse the ia64 backend.
15744 2005-02-23 David Edelsohn <edelsohn@gnu.org>
15746 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
15747 * t-aix52 (SHLIB_INSTALL): Same.
15749 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
15751 * genpreds.c: Update copyright.
15753 2005-02-23 Michael Beach <michaelb@ieee.org>
15756 * config/sparc/t-elf (startup files): Assemble with CPP.
15758 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
15760 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
15761 (write_predicate_expr): Likewise.
15763 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15765 PR tree-optimization/20100
15766 PR tree-optimization/20115
15767 * tree-optimize.c (init_tree_optimization_passes): Remove
15768 pass_maybe_create_global_var.
15769 * tree-pass.h (pass_maybe_create_global_var): Remove.
15770 * tree-ssa-alias.c (aliases_computed_p): Declare.
15771 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
15772 (count_calls_and_maybe_create_global_var): Remove.
15773 (pass_maybe_create_global_var): Remove.
15774 (init_alias_info): Do not declare aliases_computed_p.
15775 (maybe_create_global_var): If the function contains no
15776 call-clobbered variables and a mix of pure/const and regular
15777 function calls, create .GLOBAL_VAR.
15778 Mark all call-clobbered variables for renaming.
15779 (merge_pointed_to_info): Update comment.
15780 (add_pointed_to_var): Likewise.
15781 (is_escape_site): Likewise.
15782 Accept struct alias_info * instead of size_t *.
15784 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
15786 * tree-ssa-operands.c (get_call_expr_operands): If
15787 ALIASES_COMPUTED_P is false, do not add call-clobbering
15789 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
15790 (delete_tree_ssa): Likewise.
15792 2005-02-22 James E Wilson <wilson@specifixinc.com>
15794 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
15795 (do_compile): Do call it here.
15797 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15799 PR rtl-optimization/20017.
15800 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
15801 rest_of_handle_cse2, rest_of_handle_gcse): Call
15802 delete_dead_jumptables immediately before calling cleanup_cfg.
15804 2005-02-22 Devang Patel <dpatel@apple.com>
15807 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
15810 2005-02-22 David Edelsohn <edelsohn@gnu.org>
15812 * config/rs6000/aix.h (WINT_TYPE): Define.
15814 2005-02-22 Stan Shebs <shebs@apple.com>
15816 * config/rs6000/rs6000.c (rs6000_override_options): Default to
15817 natural alignment for 64-bit Darwin.
15818 (rs6000_parse_alignment_option): Warn about uses of -malign-power
15820 * doc/invoke.texi: Document this.
15822 2005-02-22 DJ Delorie <dj@redhat.com>
15824 * c-common.c (c_common_type_for_mode): Pass the mode's precision
15825 to make_[un]signed_type, not the mode itself.
15827 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15829 * cfg.c (cached_make_edge): Call make_edge if edge cache is
15830 not available. Use tail calls wherever possible.
15831 (make_edge): Call unchecked_make_edge to create an edge.
15833 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
15834 (coalesce_ssa_name): Don't check for
15835 SSANORM_USE_COALESCE_LIST.
15836 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
15838 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15840 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
15841 (rewrite_into_ssa): ... here.
15843 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
15845 PR tree-optimization/19786
15846 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
15847 tag to another's may-alias bitmap when adding to the other's list.
15849 2005-02-21 DJ Delorie <dj@redhat.com>
15851 * tree-ssa-loop-ivopts.c (computation_cost): Start register
15852 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
15853 registers in unsupported ways.
15854 * expmed.c (init_expmed): Likewise.
15856 2005-02-21 Stan Cox <scox@redhat.com>
15858 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
15860 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15862 * tree-cfg.c (fold_cond_expr_cond): New.
15863 (make_edges): Call fold_cond_expr_cond.
15864 (find_taken_edge): Accept nothing but INTEGER_CST.
15865 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
15867 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
15869 * flow.c (delete_dead_jumptables): Speed up by scanning insns
15870 that do not belong to any basic block.
15872 2005-02-21 Jeff Law <law@redhat.com>
15874 * cfganal.c (find_unreachable_blocks): Manually CSE load of
15877 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15879 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
15880 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
15881 Adjust their definitions.
15882 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
15883 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15885 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15886 genautomata.c, langhooks.c, langhooks.h, system.h,
15887 config/arm/lib1funcs.asm: Update copyright.
15889 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15891 * dbxout.c (dbxout_function_end): Emit Lscope label always.
15893 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
15896 * doc/install.texi: Document --with-gc.
15898 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
15900 * simplify-rtx.c (simplify_unary_operation): Add a missing
15903 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15905 PR tree-optimization/18663
15906 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15907 if the type has variable bounds.
15909 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15911 * gcse.c: Remove an obsolete comment.
15913 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15915 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15917 * doc/extend.texi (Function Attributes) <Attribute const>: The
15918 attribute "pure" is below this text, not above.
15920 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15922 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15923 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15924 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15926 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15929 * langhooks.h (struct lang_hooks): Add to_target_charset.
15930 * langhooks.c (lhd_to_target_charset): New function.
15931 * langhooks-def.h: Declare lhd_to_target_charset.
15932 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15933 (LANG_HOOKS_INITIALIZER): Update.
15934 * c-common.c (c_common_to_target_charset): New function.
15935 * c-common.h: Declare it.
15936 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15937 c_common_to_target_charset.
15939 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15940 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15941 Delete definitions.
15942 * system.h: Poison them.
15943 * doc/tm.texi: Don't discuss them.
15944 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15945 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15946 (pp_c_char): Do not attempt to generate letter escapes for
15948 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15949 * config/mips/mips.c (mips_output_ascii): Likewise.
15951 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15953 PR tree-optimization/19951
15954 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15957 2005-02-19 Steven Bosscher <stevenb@suse.de>
15959 PR middle-end/19698
15960 * function.h (struct function): New field `max_loop_depth'.
15961 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15962 (flow_loops_find): Reset the max loop depth count before finding loops.
15963 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15964 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15965 (calculate_global_regs_live): Make sure the loop will terminate
15966 when the initial sets are not empty.
15968 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15970 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15972 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15974 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15977 * doc/invoke.texi: Remove documentation of %M spec.
15979 (init_spec): Remove %M suffix from -lgcc_s.
15980 (do_spec_1): Remove 'M' case.
15981 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15982 to put shared libraries in the multilib directory. Remove the
15983 shlib_so_soname substitution variable. Don't add a multilib encoding
15984 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15985 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15986 SHLIB_INSTALL as well as SHLIB_LINK.
15987 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15988 (SHLIB_NAME): Delete.
15989 (SHLIB_DIR): New macro.
15990 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15991 (SHLIB_INSTALL): Adjust accordingly.
15992 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15993 * config/t-slibgcc-sld: Likewise.
15994 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15995 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15996 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15998 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15999 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16000 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16001 Use @shlib_base_name@ instead of @shlib_so_name@.
16002 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16003 and @shlib_base_name@.so in @multilib_dir@.
16004 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16005 to the install path.
16006 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16007 (SHLIB_LINK): Remove previous workaround.
16008 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16009 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16010 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16012 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16013 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16014 (SHLIB_INSTALL): Adjust accordingly.
16015 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16016 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16017 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16018 config/t-slibgcc-elf-ver.
16020 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16021 Jakub Jelinek <jakub@redhat.com>
16023 PR tree-optimization/19828
16024 * tree-ssa-loop-im.c: Add a TODO comment.
16025 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16026 without side-effects.
16028 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16030 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16033 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16035 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16036 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16037 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16039 (ia64_reorg): Delete fixup_errata call.
16040 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16041 (TARGET_SWITCHES): Delete -mb-step entry.
16043 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16046 * c-typeck.c (composite_type): Handle quals in transparent unions.
16047 (type_lists_compatible_p): Likewise.
16049 2005-02-18 Stan Shebs <shebs@apple.com>
16051 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16052 expressions in the .literal8 section.
16054 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16056 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16058 2005-02-18 Roger Sayle <roger@eyesopen.com>
16060 * fold-const.c (constant_boolean_node): Always create values of the
16061 specified type, don't bother calling truthvalue_conversion.
16063 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16065 * except.c (output_function_exception_table): Call
16066 assemble_external_libcall (eh_personality_libfunc).
16068 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16071 * config/ia64/ia64.h (struct machine_function): Add state_num.
16072 * config/ia64/ia64.c (process_epilogue,
16073 process_for_unwind_directive): Use new unwind state numbers each
16074 time rather than state 1.
16076 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16079 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16080 before the "*llgt_didi" pattern.
16082 2005-02-18 Jason Merrill <jason@redhat.com>
16084 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16086 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16088 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16089 (div0): Use it in place of ARM_FUNC_ALIAS.
16090 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16092 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16094 PR middle-end/20030
16095 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16096 access, the lower bound of the array type if it exists.
16098 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16101 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16102 cases that are out-of-range for the index type.
16104 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16106 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16107 (estimate_case_costs): Don't call convert.
16108 * expmed.c (expand_shift): Likewise.
16109 (make_tree): Call fold_convert instead of convert.
16111 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16114 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16115 that ref to be marked MEM_READONLY_P doesn't have base that needs
16118 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16120 * genautomata.c (output_get_cpu_unit_code_func,
16121 output_cpu_unit_reservation_p): Don't generate old-style function
16124 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16127 PR tree-optimization/20009
16128 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16130 PR tree-optimization/18947
16131 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16132 inline, remove all nodes that are inlined into the extern inline
16135 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16137 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16138 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16139 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16140 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16143 2005-02-17 Roger Sayle <roger@eyesopen.com>
16145 PR tree-optimization/19917
16146 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16147 to be potentially trapping.
16149 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16151 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16153 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
16155 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16156 tem becomes a local variable which is set to the value of the
16157 back end defined INITIAL_FRAME_ADDRESS macro.
16158 (expand_builtin_frame_address): Omit the base parameter to
16159 expand_builtin_return_addr.
16160 (expand_builtin_profile_func): Likewise.
16161 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16162 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16163 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16165 2005-02-17 Jakub Jelinek <jakub@redhat.com>
16167 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16168 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16169 * config/frv/frv.c (frv_function_epilogue): Likewise.
16171 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
16173 * lambda-code (perfect_nestify): Remove mark/unmark
16174 for rewriting hack.
16175 * tree-loop-linear.c (linear_transform_loops): Add
16176 rewrite_into_ssa call so that ssa is correct for
16177 rewriting into loop closed.
16179 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
16181 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16182 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16184 * bt-load.c (btr_def_live_range, combine_btr_defs,
16185 migrate_btr_def, migrate_btr_defs): Likewise.
16186 * cfgcleanup.c (thread_jump): Likewise.
16187 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16188 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16189 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16190 df_rd_local_compute, df_reg_info_compute): Likewise.
16191 * dominance.c (init_dom_info, free_dom_info): Likewise.
16192 * flow.c (init_propagate_block_info,
16193 free_propagate_block_info): Likewise.
16194 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16195 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16196 modify_reg_pav): Likewise.
16197 * loop-invariant.c (find_defs, find_invariant_insn,
16198 find_invariants, free_inv_motion_data): Likewise.
16199 * predict.c (tree_predict_by_opcode,
16200 estimate_bb_frequencies): Likewise.
16201 * stmt.c (expand_case): Likewise.
16202 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16203 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16204 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16205 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16206 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16207 rewrite_ssa_into_ssa): Likewise.
16208 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16209 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16210 analyze_edges_for_bb, perform_edge_inserts): Likewise.
16211 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16212 * tree-sra.c (tree_sra): Likewise.
16213 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16214 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16215 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16216 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16217 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16218 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16220 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16221 calculate_live_on_entry, calculate_live_on_exit,
16222 build_tree_conflict_graph): Likewise.
16223 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16224 record_important_candidates, set_use_iv_cost, find_depends,
16225 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16226 tree_ssa_iv_optimize_finalize): Likewise.
16227 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16228 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16229 tree_duplicate_loop_to_header_edge): Likewise.
16230 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16231 * tree-ssa.c (verify_flow_insensitive_alias_info,
16232 verify_name_tags, verify_ssa, init_tree_ssa,
16233 delete_tree_ssa): Likewise.
16234 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16235 fini_ssanames): Likewise.
16236 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16238 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16240 * config/rs6000/t-rtems: Completely reworked.
16242 2005-02-17 Ira Rosen <irar@il.ibm.com>
16244 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16246 2005-02-17 Ira Rosen <irar@il.ibm.com>
16248 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16249 POINTER_TYPE_P when checking that type is a pointer.
16250 (vect_get_memtag): Remove.
16251 (vect_address_analysis): Use POINTER_TYPE_P. Call
16252 vect_object_analysis with dummy parameter for memtag.
16253 (vect_object_analysis): Extract memtag (functionality that
16254 used to be in vect_get_memtag and moved here). Fix printings.
16255 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16256 with correct parameters. Remove call to vect_get_memtag.
16258 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16260 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16261 (tree-vectorizer.o): Added missing dependencies.
16263 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16265 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16266 declaration in tree-vectorizer.c, now has an extern declaration in
16267 tree-vectorizer.h).
16268 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16269 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16270 get_vectype_for_scalar_type, vect_is_simple_use,
16271 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16272 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16273 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16274 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16275 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16276 find_loop_location): Likewise.
16278 * tree-vectorizer.c (langhooks.h): #include removed.
16279 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16280 moved to tree-vectorized.h.
16281 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16282 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16283 get_vectype_for_scalar_type, vect_is_simple_use,
16284 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16285 vect_supportable_dr_alignment, new_loop_vec_info,
16286 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16287 vect_set_verbosity_level, find_loop_location): Likewise.
16289 (vect_analyze_loop): Function externalized. Declaration moved to
16290 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16291 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16292 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16293 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16294 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16295 vect_enhance_data_refs_alignment, vect_analyze_operations,
16296 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16297 vect_stmt_relevant_p, vect_get_loop_niters,
16298 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16299 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16300 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16301 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16302 vect_get_memtag): Likewise.
16304 (vectorizable_load): Function externalized. Declaration moved to
16305 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16306 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16307 vect_transform_loop): Likewise.
16308 (vect_transform_stmt): Moved to tree-vect-transform.c.
16309 (vect_align_data_ref, vect_create_destination_var,
16310 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16311 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16312 vect_get_vec_def_for_operand, vect_init_vector,
16313 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16314 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16315 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16316 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16317 vect_do_peeling_for_loop_bound): Likewise.
16319 * tree-vect-analyze.c: New file.
16320 * tree-vect-transform.c: New file.
16322 2005-02-17 Jason Merrill <jason@redhat.com>
16324 PR mudflap/19319, c++/19317
16325 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16328 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
16330 * doc/install.texi (Specific): Update link for Darwin-specific
16333 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
16335 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16336 constant_boolean_node.
16338 2005-02-16 David Edelsohn <edelsohn@gnu.org>
16341 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16342 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16344 2005-02-16 Richard Henderson <rth@redhat.com>
16347 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16349 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16350 replace uses with Wtype_MAXp1_F.
16351 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16352 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16353 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16354 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16355 and HAVE_TFMODE as appropriate.
16356 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16357 (__floatdisf): Likewise.
16358 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16359 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16360 (Wtype_MAXp1_F): New.
16361 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16362 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16364 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
16367 * arm.c (arm_apply_result_size): New function.
16368 * arm.h (APPLY_RESULT_SIZE): Define.
16369 * arm-protos.h (arm_apply_result_size): Add prototype.
16370 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16371 (movxf): New expand.
16372 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16373 (call_value_symbol): Remove predicate for operand 0.
16374 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16375 (untyped_call): Rework to correclty return values for any type.
16376 (untyped_return): New expand.
16377 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16379 2005-02-16 Stan Shebs <shebs@apple.com>
16381 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16382 * config/rs6000/t-darwin8: New, for 64-bit multilib.
16384 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
16386 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16387 configure settings on Solaris 7 and later.
16389 2005-02-16 Diego Novillo <dnovillo@redhat.com>
16391 PR tree-optimization/19865
16392 * tree-optimize.c (init_tree_optimization_passes): Run
16393 pass_may_alias after pass_sra.
16395 2005-02-16 Richard Henderson <rth@redhat.com>
16396 Stuart Hastings <stuart@apple.com>
16399 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16400 Do nothing if debug info suppressed for this function.
16401 (dbxout_begin_function): Early exit if debug info suppressed for
16404 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
16407 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16409 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16411 PR tree-optimization/19967
16412 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16413 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16414 argument TYPE. Adjust calls to fold_builtin_XXX.
16415 (expand_builtin, fold_builtin_1): Adjust calls to
16416 expand_builtin_XXX.
16417 (fold_builtin_strchr, fold_builtin_strpbrk,
16418 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16419 result to a requested type TYPE.
16421 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16423 PR middle-end/19857
16424 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16425 (T)x & (T)cst if (T)cst overflows.
16426 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16427 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16429 2005-02-15 Jeff Law <law@redhat.com>
16431 * gcse.c (blocks_with_calls): New bitmap.
16432 (alloc_gcse_mem): Allocate it.
16433 (free_gcse_mem): Free it.
16434 (clear_modifY_mem_tables): Clear it.
16435 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16436 when we encounter CALL_INSNs.
16437 (compute_transp, case MEM): Handle blocks with calls separate
16438 from blocks without calls. Use bitmap iterators rather than
16441 2005-02-15 Peter O'Gorman <peter@pogma.com>
16444 * mklibgcc.in (vis_hide): Use a temporary object file, not
16447 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16450 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16451 access optimization.
16453 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16454 Alan Modra <amodra@bigpond.net.au>
16457 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16458 (_xlqsub): Rename to __gcc_qsub.
16459 (_xlqmul): Rename to __gcc_qmul.
16460 (_xlqdiv): Rename to __gcc_qdiv.
16461 Provide versioned symbol aliases with old names.
16462 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16463 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16464 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16465 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16466 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16468 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16470 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16471 Fold ~(A - 1) and ~(A + -1) to -A.
16473 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16477 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16478 config/pa/pa-host.c:pa_gt_pch_use_address.
16480 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16482 * tree-vn.c (get_value_handle): Make sure that given an
16483 is_gimple_min_invariant expression, we always return it.
16485 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16487 * passes.c (rest_of_handle_gcse): Fix a comment.
16489 2005-02-15 Jeff Law <law@redhat.com>
16491 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16493 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16494 (canon_list_insert, record_last_mem_set_info): Similarly.
16495 (clear_modify_mem_tables): Similarly.
16497 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16499 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16500 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16501 config/mips/mips.md, config/rs6000/aix.h,
16502 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16504 2005-02-15 Richard Henderson <rth@redhat.com>
16506 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16507 call to be best_edge.
16509 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16511 * basic-block.h: Adjust the prototype for find_basic_blocks.
16512 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16513 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16516 * flow.c (recompute_reg_usage): Remove all arguments.
16517 * passes.c (rest_of_compilation): Adjust the call to
16518 recompute_reg_usage.
16519 * rtl.h: Adjust the prototype for recompute_reg_usage.
16521 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16523 * tree-dump.c (dump_files): Update to reflect new member
16525 (dump_register): Add new argument.
16527 (dump_switch_p_1): Check against glob name if doglob was passed.
16528 (dump_switch_p): Check against regular first, then glob if
16529 we didn't have any hits on the dump name.
16530 * tree-optimize.c (register_one_dump_file):
16531 Pass in glob name as well.
16532 * tree-pass.h (struct dump_file_info): Add glob
16535 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
16537 PR preprocessor/16323
16538 * doc/invoke.texi: Document that -Wendif-labels is on by default.
16540 2005-02-14 David Edelsohn <edelsohn@gnu.org>
16543 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16544 (trunctfdf2_internal1): New.
16545 (trunctfdf2_internal2): Renamed from trunctfdf2.
16547 2005-02-14 Diego Novillo <dnovillo@redhat.com>
16549 PR tree-optimization/19853
16550 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16552 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16554 * passes.c (rest_of_handle_loop_optimize): Remove calls to
16555 delete_dead_jumptables and cleanup_cfg.
16557 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16559 * reload.c (find_reloads): Swap address_reloaded flags when
16560 swapping commutative operands.
16562 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16564 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16565 Use standard_iv_increment_position for computing the bsi position
16567 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16570 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16573 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16574 life range of hard registers.
16575 * value-prof.c (insn_prefetch_values_to_profile): Only
16578 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16579 profile in libcalls.
16581 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
16583 * bitmap.h (bitmap_and_compl_into): Return bool.
16584 * bitmap.c (bitmap_and_compl_into): Return changed flag.
16586 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16588 PR tree-optimization/19944
16589 * fold-const.c (fold): Re-add ABS_EXPR folding.
16591 2005-02-13 David Edelsohn <edelsohn@gnu.org>
16594 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16595 {TARGET,MASK}_XL_COMPAT.
16596 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
16598 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16599 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16601 (rs6000_arg_partial_bytes): Same.
16602 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16603 and XL compatibility enabled.
16604 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16605 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16606 test to final condition.
16607 (cmptf_internal2): New.
16608 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16609 xl-compat. Add TFmode information to description.
16611 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
16613 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16615 2005-02-13 Jason Merrill <jason@redhat.com>
16618 * fold-const.c (fold_indirect_ref_1): Split out from...
16619 (build_fold_indirect_ref): Here.
16620 (fold_indirect_ref): New fn.
16621 * tree.h: Declare it.
16622 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16623 (gimplify_modify_expr_rhs): Likewise.
16624 (gimplify_expr): Likewise.
16626 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16628 PR tree-optimization/14303
16629 PR tree-optimization/15784
16630 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16631 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
16632 ABS_EXPR<x> != 0 to x != 0.
16634 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
16636 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16637 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
16638 spelling conventions.
16640 * passes.c (rest_of_handle_gcse): Don't run cse_main and
16641 delete_trivially_dead_insns too many times.
16643 * passes.c (rest_of_handle_gcse): Remove dead assignments to
16646 2005-02-12 Ira Rosen <irar@il.ibm.com>
16648 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16649 (vect_is_simple_iv_evolution): Remove redundant parameter
16651 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16652 without last parameter.
16653 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16654 Return pointer step. Call vect_is_simple_iv_evolution without
16655 last parameter. Check only that the step is multiple of size
16656 type. Remove stmt_vinfo updates.
16657 (vect_get_memtag_and_dr): Remove.
16658 (vect_get_memtag): New function.
16659 (vect_address_analysis): New function.
16660 (vect_object_analysis): New function.
16661 (vect_analyze_data_refs): Call vect_object_analysis and
16662 vect_get_memtag. Update stmt_vinfo fields.
16664 2005-02-12 Ira Rosen <irar@il.ibm.com>
16666 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16667 exist and are objects. Remove checks for pointer.
16668 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16669 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16670 (vect_create_data_ref_ptr): Likewise.
16671 (vect_base_addr_differ_p): New function.
16672 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16673 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16674 Don't set the DR_BASE_NAME field of data-ref.
16675 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16677 2005-02-12 Uros Bizjak <uros@kss-loka.si>
16679 * optabs.h (enum optab_index): Add new OTI_ldexp.
16680 (ldexp_optab): Define corresponding macro.
16681 * optabs.c (init_optabs): Initialize ldexp_optab.
16682 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16684 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16686 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16687 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16689 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16690 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16693 2005-02-12 Ira Rosen <irar@il.ibm.com>
16695 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16697 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16699 (vect_get_base_and_offset): Always return an address.
16700 (vect_create_addr_base_for_vector_ref): Remove treatment for
16701 different data reference types.
16702 (vect_compute_data_ref_alignment): Rename base to base_address in
16703 stmt_vec_info. Get the object in order to force its alignment.
16704 (vect_get_memtag_and_dr): Rename base to base_address in
16705 stmt_vec_info. Extract the object for memtag analysis.
16707 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
16709 PR regression/19898.
16710 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16711 changes cc_status, use apply modified_in_p to part of cc_status
16712 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16715 2005-02-11 Richard Henderson <rth@redhat.com>
16717 * tree-complex.c (expand_complex_libcall): New.
16718 (expand_complex_multiplication): Use it for c99 compliance.
16719 (expand_complex_division): Likewise.
16720 * fold-const.c (fold_complex_add, fold_complex_mult): New.
16722 * builtins.c (built_in_names): Remove const.
16723 * tree.c (build_common_builtin_nodes): Build complex arithmetic
16725 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
16726 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
16727 (built_in_names): Remove const.
16728 * c-common.c (c_common_type_for_mode): Handle complex modes.
16729 * flags.h, toplev.c (flag_complex_method): Rename from
16730 flag_complex_divide_method.
16731 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
16732 __mulsc3, __muldc3, __mulxc3, __multc3): New.
16733 * libgcc2.h: Declare them.
16734 * libgcc-std.ver: Export them.
16735 * mklibgcc.in (lib2funcs): Build them.
16737 2005-02-11 Steven Bosscher <stevenb@suse.de>
16739 PR tree-optimization/19876
16740 Partially revert my change from 2005-01-14
16741 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
16742 (compute_antic): ...and remove the loop here.
16744 2005-02-11 Jakub Jelinek <jakub@redhat.com>
16746 PR middle-end/19858
16747 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
16748 is number of inner's bits, avoid creating a BIT_FIELD_REF.
16750 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
16751 crtend.o if -pie. Use %{x:a;:b} spec syntax.
16753 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
16755 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
16756 offsets for the big-endian 32-bit case.
16758 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
16760 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
16762 2005-02-11 Dale Johannesen <dalej@apple.com>
16764 * cselib.c (cselib_process_insn): Clear out regs where
16765 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
16766 * reload.c (find_equiv_reg): Ditto.
16768 2005-02-11 Ian Lance Taylor <ian@airs.com>
16770 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
16773 * tree.c (build_function_type_list): Work correctly if there are
16776 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
16778 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
16779 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
16780 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
16781 TARGET_ZARCH instead of TARGET_64BIT.
16783 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
16785 * config/rs6000/t-rtems:
16786 (MULTILIB_OPTIONS): Remove mcpu=602.
16787 (MUTLILIB_DIRNAMES): Remove m602.
16788 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
16789 Let mcpu=602 match mcpu=603.
16790 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
16792 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16794 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
16795 signal trampolines.
16797 2005-02-10 David Daney <ddaney@avtrex.com>
16799 * config/alpha/linux-unwind.h: Add exception clause to copyright.
16800 * config/i386/linux-unwind.h: Likewise.
16801 * config/ia64/linux-unwind.h: Likewise.
16802 * config/mips/linux-unwind.h: Likewise.
16803 * config/pa/linux-unwind.h: Likewise.
16804 * config/rs6000/linux-unwind.h: Likewise.
16805 * config/s390/linux-unwind.h: Likewise.
16806 * config/sh/linux-unwind.h: Likewise.
16807 * config/sparc/linux-unwind.h: Likewise.
16809 2005-02-10 Steven Bosscher <stevenb@suse.de>
16811 PR tree-optimization/17549
16812 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
16813 TER to replace a DEF with its expression if the DEF and the
16814 rhs of the expression we replace into have the same root
16817 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
16819 * config/mips/mips.md: Fix the placement of the match_scratch in the
16822 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16824 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
16827 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
16829 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
16830 (strip_offset): Handle addresses.
16831 (add_address_candidates): Use strip_offset.
16832 (difference_cost): Reflect strip_offset change.
16833 (force_var_cost, difference_cost): Strip nops.
16835 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16837 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
16839 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
16840 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
16841 config/cris/cris-protos.h, config/cris/cris.c: Update
16844 2005-02-10 Jeff Law <law@redhat.com>
16846 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
16847 (lookup_avail_expr): Similarly.
16849 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
16851 * builtins.c (fold_builtin_powi): New function.
16852 (fold_builtin_1): Call it.
16854 2005-02-10 Steven Bosscher <stevenb@suse.de>
16856 PR documentation/19309
16857 * doc/cpp.texi: The __GNUC__ and related predefined macros
16858 are also defined for the "standalone" cpp.
16859 Some non-GCC compilers may also define __GNUC__.
16861 2005-02-10 Jakub Jelinek <jakub@redhat.com>
16864 * c-typeck.c (common_type): New routine. Old common_type renamed
16866 (c_common_type): ...this.
16867 (build_conditional_expr, build_binary_op): Use c_common_type instead
16870 2005-02-10 Steven Bosscher <stevenb@suse.de>
16872 * doc/md.texi: Replace @samp{length} with @code{length}.
16874 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16876 PR tree-optimization/18687
16877 * tree-flow.h (find_loop_niter): Declare.
16878 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
16879 Try using scev even for loops with more than one exit.
16880 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
16881 (struct ivopts_data): Added niters field.
16882 (struct nfe_cache_elt): New.
16883 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16885 (tree_ssa_iv_optimize_init): Initialize niters cache.
16886 (determine_number_of_iterations): Removed.
16887 (find_induction_variables): Do not call determine_number_of_iterations.
16888 Access niters for single exit through niter_for_single_dom_exit.
16889 (add_iv_outer_candidates): Access niters for single exit through
16890 niter_for_single_dom_exit.
16891 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
16892 number_of_iterations_cond.
16893 (iv_period): New function.
16894 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16895 (may_replace_final_value): Take data argument. Use
16896 niter_for_single_dom_exit.
16897 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16898 (rewrite_use_compare): Pass data to may_eliminate_iv.
16899 (rewrite_use_outer): Pass data to may_replace_final_value.
16900 (free_loop_data): Clean up the niters cache.
16901 (tree_ssa_iv_optimize_finalize): Free the niters cache.
16902 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16903 * tree-ssa-loop-niter.c (find_loop_niter): New function.
16904 (find_loop_niter_by_eval): Use tree_int_cst_lt.
16905 (num_ending_zeros): Moved to tree.c.
16906 * tree.h (num_ending_zeros): Declare.
16907 * tree.c (num_ending_zeros): Moved from tree.c.
16909 2005-02-09 Richard Henderson <rth@redhat.com>
16911 * builtins.c (DEF_BUILTIN): Add COND argument.
16912 * tree.h (DEF_BUILTIN): Likewise.
16913 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16914 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16916 (DEF_BUILTIN_STUB): New.
16917 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16918 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16919 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16920 * c-common.c (DEF_BUILTIN): Add COND argument.
16921 * tree.c (local_define_builtin): New.
16922 (build_common_builtin_nodes): New.
16924 2005-02-09 Roger Sayle <roger@eyesopen.com>
16926 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16927 floating point expression ignoring the sign of the result.
16928 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16929 (fold) <MULT_EXPR>: Use it to simplify x*x.
16930 * tree.h (fold_strip_sign_ops): Prototype here.
16931 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16932 argument. Use fold_strip_sign_ops to simplify the first argument.
16933 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16934 first argument when the second argument is an even integer
16935 constant, but only with -funsafe_math_optimizations.
16936 (fold_builtin_1): Update call to fold_builtin_copysign.
16938 2005-02-09 Ian Lance Taylor <ian@airs.com>
16940 PR middle-end/19583
16941 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16942 just check whether EH_FILTER_FAILURE falls through.
16944 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16946 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16947 insns return to ready list in the next turn.
16949 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16951 PR middle-end/19402
16952 * builtins.def: New __builtin_powi[lf].
16953 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16954 (expand_builtin_powi): New function.
16955 (expand_builtin): Dispatch to expand_builtin_powi.
16956 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16957 * libgcc2.c: Add __builtin_powi[lf] implementation.
16958 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16959 * optabs.h: Add powi_optab.
16960 * optabs.c (init_optabs): Initialize powi_optab.
16961 * doc/extend.texi: Document __builtin_powi[lf].
16963 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16965 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16968 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16970 PR middle-end/19854
16971 * fold-const.c (try_move_mult_to_index): Remove redundant
16972 type argument. Create ADDR_EXPR with correct type.
16973 (fold): Update callers of try_move_mult_to_index. Convert
16974 result to the appropriate type.
16976 2005-02-09 Roger Sayle <roger@eyesopen.com>
16979 * config/avr/avr.c (default_rtx_costs): Delete.
16980 (avr_operand_rtx_cost): New function.
16981 (avr_rtx_costs): Completely rewrite.
16983 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16986 * config/cris/cris.c (in_code): New variable.
16987 (cris_output_addr_const): Now a static function, a wrapper for
16989 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16990 case from old cris_output_addr_const.
16991 (cris_asm_output_label_ref): Similar for LABEL_REF.
16992 (cris_output_addr_const_extra): Similar for UNSPEC.
16993 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16994 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16995 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16997 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16998 (cris_asm_output_label_ref): Declare.
17000 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17002 PR preprocessor/19801
17003 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17004 filenames that changed when libcpp was moved to the toplevel.
17006 2005-02-07 Roger Sayle <roger@eyesopen.com>
17008 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17009 zero extensions of BImode operands. Call lowpart_subreg instead
17010 of gen_lowpart_common and gen_lowpart_SUBREG.
17012 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17015 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17016 * configure.ac: Set cc_for_cross_gnattools.
17017 * configure: Regenerate.
17019 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17022 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17024 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17027 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17028 of nested functions.
17030 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17032 * doc/extend.texi: Document deprecated extensions allowing
17033 static floating-point members to have initializers and allowing
17034 floating-point literals in integral constant expressions.
17036 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17038 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17039 config/darwin7.h, config/mips/mips.c,
17040 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17043 * cse.c: Update comments.
17045 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17047 PR middle-end/19775
17048 * builtins.c (fold_builtin_sqrt): Transform
17049 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17052 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17053 Dorit Naishlos <dorit@il.ibm.com>
17055 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17056 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17057 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17059 * tree.h (vect_set_verbosity_level): New extern function declaration
17061 * tree-vectorizer.h (verbosity_levels): New enum type.
17062 * tree-vectorizer.c (vect_debug_stats): Function removed.
17063 (vect_debug_details): Likewise.
17064 (vect_verbosity_level): Global variable was defined and initialized.
17065 (vect_dump): Global variable definition.
17066 (vect_print_dump_info): New function.
17067 (vect_set_dump_settings): New function.
17068 (vect_set_verbosity_level): New function.
17069 (vectorize_loops): Add call to vect_set_dump_settings.
17071 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17072 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17073 (slpeel_tree_peel_loop_to_edge): Likewise.
17075 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17076 appropriate verbosity level instead of call to vect_debug_details
17077 or vect_debug_stats.
17078 (vect_get_base_and_offset):
17079 (vect_create_addr_base_for_vector_ref):
17080 (get_vectype_for_scalar_type):
17081 (vect_create_data_ref_ptr):
17082 (vect_init_vector):
17083 (vect_get_vec_def_for_operand):
17084 (vect_finish_stmt_generation):
17085 (vectorizable_assignment):
17086 (vectorizable_operation):
17087 (vectorizable_store):
17088 (vectorizable_load):
17089 (vect_transform_stmt):
17090 (vect_update_ivs_after_vectorizer):
17091 (vect_do_peeling_for_loop_bound):
17092 (vect_update_inits_of_drs):
17093 (vect_do_peeling_for_alignment):
17094 (vect_transform_loop):
17095 (vect_is_simple_use):
17096 (vect_analyze_operations):
17097 (vect_is_simple_iv_evolution):
17098 (vect_analyze_scalar_cycles):
17099 (vect_analyze_data_ref_dependence):
17100 (vect_analyze_data_ref_dependences):
17101 (vect_compute_data_ref_alignment):
17102 (vect_enhance_data_refs_alignment):
17103 (vect_analyze_data_refs_alignment):
17104 (vect_analyze_data_ref_access):
17105 (vect_analyze_data_ref_accesses):
17106 (vect_analyze_pointer_ref_access):
17107 (vect_get_memtag_and_dr):
17108 (vect_analyze_data_refs):
17109 (vect_mark_relevant):
17110 (vect_stmt_relevant_p):
17111 (vect_mark_stmts_to_be_vectorized):
17112 (vect_can_advance_ivs_p):
17113 (vect_get_loop_niters):
17114 (vect_analyze_loop_form):
17115 (vect_analyze_loop):
17116 (vectorize_loops): Likewise.
17118 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17119 (vect_update_inits_of_drs):
17120 (vect_do_peeling_for_alignment):
17121 (vect_transform_loop):
17122 (vect_analyze_operations):
17123 (vect_analyze_scalar_cycles):
17124 (vect_analyze_data_ref_dependences):
17125 (vect_analyze_data_refs_alignment):
17126 (vect_analyze_data_ref_accesses):
17127 (vect_analyze_data_refs):
17128 (vect_mark_stmts_to_be_vectorized):
17129 (vect_get_loop_niters):
17130 (vect_analyze_loop_form):
17131 (vect_analyze_loop): Likewise.
17132 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17134 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17138 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17139 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17140 either -ffast-math or -funsafe-math-optimizations is in use.
17142 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17143 * config/mips/irix-csr.c: New file.
17144 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17145 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17146 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17149 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
17151 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17152 redundant, incorrect definitions.
17154 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17156 ("*tls_indirect_call"): New, reference hard regs directly.
17157 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17159 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17161 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17162 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17164 2005-02-06 Roger Sayle <roger@eyesopen.com>
17166 PR rtl-optimization/19800
17167 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17168 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17171 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17173 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17175 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
17178 * doc/invoke.texi: Correct documentation of -freorder-functions.
17180 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17183 * doc/invoke.texi: Don't mention gccbug.
17185 2005-02-06 Roger Sayle <roger@eyesopen.com>
17186 Andrew Pinski <pinskia@physics.uc.edu>
17187 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
17189 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17190 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17191 into just (zero_extract:SI FOO (const_int 1) BAR).
17193 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17195 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
17196 macro locally. Don't give last revision date. Use GCC version
17197 number from gcc-common.texi.
17198 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
17199 revision date. Use GCC version number from gcc-common.texi.
17200 Describe being a library as current state rather than as 3.x
17202 * doc/gcc.texi: Remove last update date.
17203 * doc/gccint.texi: Likewise. Update copyright dates.
17204 * doc/install.texi: Update copyright dates.
17206 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17209 * doc/invoke.texi: Mention for each option included in -Wall that
17210 it is included in -Wall.
17211 * doc/gcc.texi: Update copyright and last modification date.
17213 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17215 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17216 unnecessary cast to original induction variable increments.
17218 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17220 PR tree-optimization/18219
17221 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17222 in distributed form.
17224 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
17226 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17227 Set bitpos and offset later in the function. Do nothing if the
17228 target is a register and if the bitfield lies completely outside
17230 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17231 here. Return an uninitialised register if the source value is stored
17232 in a register and the bitfield lies completely outside that register.
17234 2005-02-06 Steven Bosscher <stevenb@suse.de>
17236 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17239 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17241 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17243 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17245 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17246 * config/darwin8.h: New.
17247 * config/darwin7.h: Update comment.
17249 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17250 Dorit Naishlos <dorit@il.ibm.com>
17252 * tree-vectorizer.h (LOC): New type.
17253 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17254 (loop_line_number): New field in struct _loop_vec_info.
17255 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17257 * tree-vectorizer.c (input.h): Included.
17258 (find_loop_location): New function.
17259 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17260 loop line number removed.
17261 (vect_debug_details): Likewise.
17262 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17264 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17265 call to vect_debug_details/stats changed from loop to loop_loc.
17266 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17267 (slpeel_tree_peel_loop_to_edge): Likewise.
17269 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17270 changed from NULL to UNKNOWN_LOC.
17271 (vect_get_base_and_offset):
17272 (vect_create_addr_base_for_vector_ref):
17273 (get_vectype_for_scalar_type):
17274 (vect_create_data_ref_ptr):
17275 (vect_init_vector):
17276 (vect_get_vec_def_for_operand):
17277 (vect_finish_stmt_generation):
17278 (vectorizable_assignment):
17279 (vectorizable_operation):
17280 (vectorizable_store):
17281 (vectorizable_load):
17282 (vect_transform_stmt):
17283 (vect_update_ivs_after_vectorizer):
17284 (vect_do_peeling_for_loop_bound):
17285 (vect_do_peeling_for_alignment):
17286 (vect_transform_loop):
17287 (vect_is_simple_use):
17288 (vect_analyze_operations):
17289 (vect_is_simple_iv_evolution):
17290 (vect_analyze_scalar_cycles):
17291 (vect_analyze_data_ref_dependences):
17292 (vect_compute_data_ref_alignment):
17293 (vect_enhance_data_refs_alignment):
17294 (vect_analyze_data_ref_access):
17295 (vect_analyze_data_ref_accesses):
17296 (vect_analyze_pointer_ref_access):
17297 (vect_get_memtag_and_dr):
17298 (vect_analyze_data_refs):
17299 (vect_mark_relevant):
17300 (vect_stmt_relevant_p):
17301 (vect_mark_stmts_to_be_vectorized):
17302 (vect_can_advance_ivs_p):
17303 (vect_get_loop_niters):
17304 (vect_analyze_loop):
17305 (vectorize_loops): Likewise.
17307 (vectorizable_load): Argument in call to vect_debug_details/stats
17308 changed from loop to LOOP_LOC (loop_vinfo).
17309 (vect_transform_loop):
17310 (vect_analyze_operations):
17311 (vect_analyze_scalar_cycles):
17312 (vect_analyze_data_ref_dependence):
17313 (vect_enhance_data_refs_alignment):
17314 (vect_analyze_data_ref_accesses):
17315 (vect_analyze_pointer_ref_access):
17316 (vect_analyze_data_refs):
17317 (vect_analyze_loop): Likewise.
17319 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17320 changed from loop to loop_loc.
17322 (vect_enhance_data_refs_alignment): Removed unused variable loop.
17324 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17325 Dorit Naishlos <dorit@il.ibm.com>
17327 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17329 (vect_analyze_data_ref_dependences): Likewise.
17331 (vect_is_simple_use): Argument changed from loop structure to
17332 loop_vect_info structure.
17333 (vect_can_advance_ivs_p): Likewise.
17334 (vect_create_index_for_vector_ref): Likewise.
17335 (vect_update_ivs_after_vectorizer): Likewise.
17336 (new_stmt_vec_info): Likewise.
17338 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17339 changed from loop to loop_vinfo.
17340 (vect_create_data_ref_ptr): First argument in call to
17341 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17342 (vectorizable_assignment): Second argument in call to vect_is_simple_use
17343 was changed from loop to loop_vinfo.
17344 (vectorizable_operation): Likewise.
17345 (vectorizable_store): Likewise.
17346 (vect_mark_stmts_to_be_vectorized): Likewise.
17347 (vect_do_peeling_for_loop_bound): First argument in call to
17348 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17349 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17350 was changed from loop to loop_vinfo.
17351 (vect_analyze_data_ref_dependences): Third argument in call to
17352 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17354 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17355 (vect_create_data_ref_ptr): Likewise.
17356 (vect_init_vector): Likewise.
17357 (vect_get_vec_def_for_operand): Likewise.
17358 (vectorizable_assignment): Likewise.
17359 (vectorizable_operation): Likewise.
17360 (vectorizable_store): Likewise.
17361 (vectorizable_load): Likewise.
17362 (vect_update_ivs_after_vectorizer): Likewise.
17363 (vect_is_simple_use): Likewise.
17364 (vect_analyze_data_ref_dependence): Likewise.
17365 (vect_analyze_pointer_ref_access): Likewise.
17366 (vect_can_advance_ivs_p): Likewise.
17368 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17369 before _stmt_vec_info.
17370 (_stmt_vec_info): Loop field replaced by loop_vec_info.
17371 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17372 (new_stmt_vec_info): Argument changed from loop structure to
17373 loop_vect_info structure
17375 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17376 (vect_analyze_offset_expr): Avoid 80 columns overflow.
17377 (vect_create_addr_base_for_vector_ref): Likewise.
17378 (vect_analyze_pointer_ref_access): Likewise.
17380 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17383 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17384 phi flag if the phi is abnormal.
17386 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17389 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17390 information for the new statement.
17392 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17395 * gcc.c (main): Include the target in -v output.
17397 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
17399 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17400 Do not drop the extend if we'd have to add a paradoxical subreg
17401 later. Include optabs.h and insn-codes.h.
17402 * Makefile.in (combine.o): Depend on $(OPTABS_H).
17404 2005-02-02 Roger Sayle <roger@eyesopen.com>
17406 PR middle-end/19405
17407 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17408 * fold-const.c (const_binop): Avoid constant folding floating
17409 point operations in modes that use composite representations.
17410 * simplify-rtx.c (simplify_binary_operation): Likewise.
17412 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17414 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17416 (altivec_dstt): Likewise.
17417 (altivec_dstst): Likewise.
17418 (altivec_dststt): Likewise.
17419 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17422 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17424 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17425 EXPR_LOCUS from orig_cond to the new cond_stmt.
17426 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17429 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17431 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17432 standard_iv_increment_position. Remove call to bsi_next
17433 (no need to bump the iterator anymore).
17434 (vect_create_index_for_vector_ref): Call
17435 standard_iv_increment_position. Remove second function argument.
17436 (vect_finish_stmt_generation): Remove call to bsi_next
17437 (no need to bump the iterator anymore).
17438 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17439 to vect_create_index_for_vector_ref.
17441 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17443 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17444 phis are used out of the loop.
17446 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17449 * c-decl.c (undef_nested_function): New variable.
17450 (pop_scope): Diagnose undefined nested functions.
17451 (finish_function): Don't attempt cgraph processing or genericizing
17452 if current top-level function contained an undefined nested
17453 function. Reset undef_nested_function at the end of a top-level
17456 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17458 * tree.c (build_int_cst_type): Take sign of the value into account
17459 when deciding whether sign extend the value.
17461 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17464 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17465 (cpp_options, cc1_options): Change %{std*&ansi} to
17466 %{std*&ansi&trigraphs}.
17468 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17470 * cse.c: Update comments.
17472 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17474 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17475 arguments go on the stack. Do not put complex doubles in odd/even
17478 2005-02-02 Steven Bosscher <stevenb@suse.de>
17480 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17481 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17482 -ftree-pre, and -fthread-jumps.
17484 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17486 PR tree-optimization/19578
17487 * tree-flow.h (modified_noreturn_calls): Declare.
17488 (noreturn_call_p): Declare.
17489 * tree-flow-inline.h (noreturn_call_p): New function.
17490 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17491 * tree-cfg.c (modified_noreturn_calls): New variable.
17492 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17493 that contain a mid-block noreturn call.
17494 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17496 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17498 * df.c (df_def_record_1, df_uses_record): Don't use
17500 * df.h (DF_FOR_REGALLOC): Remove.
17502 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17505 * c-typeck.c (really_start_incremental_init): Reset
17506 constructor_max_index for arrays of incomplete type.
17508 2005-02-02 Jeff Law <law@redhat.com>
17510 * gcse.c (struct reg_set): Store the block index where the register
17511 was set rather than the setting insn.
17512 (record_one_set, compute_transp): Corresponding changes.
17513 (pre_insert_copy_insn): Do not call replace_one_set.
17514 (replace_one_set): Remove.
17516 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17519 * doc/gcov.texi: Fix typo.
17521 2005-02-01 Richard Henderson <rth@redhat.com
17524 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17525 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17527 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17528 * config/i386/i386-protos.h: Update.
17530 2005-02-01 Steven Bosscher <stevenb@suse.de>
17532 PR tree-optimization/19217
17533 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17534 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
17535 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17536 that it is walking a PHI node.
17538 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
17540 * doc/extend.texi (Nested Functions): Update.
17542 2005-02-01 Richard Henderson <rth@redhat.com>
17545 * optabs.c (expand_copysign_absneg): Export.
17546 * optabs.h (expand_copysign_absneg): Declare.
17547 * config/rs6000/rs6000.md (copysigntf3): New.
17549 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17551 PR tree-optimization/19633
17552 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17553 * tree-ssa-alias.c (init_alias_info): Initialize.
17554 (merge_pointed_to_info): Set.
17555 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17556 (dump_points_to_info_for): Show value of pt_null.
17557 (struct count_ptr_d): Declare.
17558 (find_ptr_dereference): Remove.
17559 (ptr_is_dereferenced_by): Remove.
17560 (count_ptr_derefs): New local function.
17561 (count_uses_and_derefs): New local function.
17562 (compute_points_to_and_addr_escape): Call it. If the number
17563 of dereferences is greater than zero, mark the pointer as
17564 dereferenced. If there are fewer dereferences than uses of
17565 the pointer, the pointer's value escapes.
17567 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17569 PR tree-optimization/19670
17570 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17572 (verify_use): ... set it here, instead.
17574 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17576 * doc/sourcebuild.texi (Test directives): Fix formatting.
17578 * doc/sourcebuild.texi (Test directives): Describe selector
17581 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17583 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17584 specific 64-bit CPUs.
17586 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
17589 * arm.c (arm_eliminable_register): New function.
17590 (adjacent_mem_locations): Don't allow eliminable registers. Use
17591 HOST_WIDE_INT for address offsets.
17592 * arm-protos.h (arm_eliminable_register): Add prototype.
17594 2005-02-01 Steven Bosscher <stevenb@suse.de>
17596 PR optimization/15242
17597 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17598 * basic-block.h (duplicate_computed_gotos): Add prototype.
17599 * bb-reorder.c (duplicate_computed_gotos): New function to
17600 duplicate sufficiently small blocks ending in a computed jump.
17601 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17602 if not optimizing for size.
17603 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17604 never do tail merging for blocks ending in a computed jump.
17605 * doc/invoke.texi: Document the max-goto-duplication-insns param.
17607 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
17609 Patch from Richard Sandiford <rsandifo@redhat.com>
17610 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17611 from inheriting a subreg equivalence with a non-spill register.
17613 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17615 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
17617 * config/frv/frv.c (movcc_fp_destination_operand): New.
17618 (gpr_or_memory_operand): Fix typo in comment.
17619 (gpr_or_memory_operand_with_scratch): New.
17620 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17621 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17622 movcc_fp_destination_operand.
17623 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17624 Legitimize memory addresses using a scratch register.
17626 2005-01-31 Jeff Law <law@redhat.com>
17628 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17629 bitmap a sparse bitmap instead of a simple bitmap.
17630 (mark_def_sites_initialize_block): Corresponding changes.
17631 (ssa_mark_def_sites_initialize_block): Likewise.
17632 (ssa_mark_phi_uses): Likewise.
17633 (mark_def_site, ssa_mark_def_sites): Likewise.
17634 (mark_def_site_blocks): Likewise.
17635 (rewrite_ssa_into_ssa): Likewise.
17637 * tree-ssa-dom.c (record_cond): Pass correct variable type
17638 for last argument to htab_find_slot_with_hash.
17640 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17641 effects when optimizing 0 % X. Do not try to optimize X % 0.
17643 2005-01-31 James E. Wilson <wilson@specifixinc.com>
17645 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17648 2005-02-01 Eric Christopher <echristo@redhat.com>
17650 * config/mips/mips.c (override_options): Warn if -mint64
17652 * doc/invoke.texi (MIPS Options): Document that -mint64 is
17655 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
17657 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
17659 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17660 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17661 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17662 (cached_regno): Initialize to INVALID_REGNUM.
17663 (cse_reg_info_table_size,
17664 cse_reg_info_table_first_uninitialized,
17665 cse_reg_info_timestamp): New.
17666 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17668 (init_cse_reg_info, get_cse_reg_info_1): New.
17669 (get_cse_reg_info): Cache the last look-up.
17670 (new_basic_block): Update the code to clear mappings from
17671 registers to cse_reg_info entries.
17672 (cse_main): Call init_cse_reg_info.
17674 * cse.c (get_cse_reg_info): Update a comment.
17676 2005-01-31 Steven Bosscher <stevenb@suse.de>
17679 * c-decl.c (start_decl): Do not warn about arrays of elements with
17680 an incomplete type here.
17681 (grokdeclarator): Do it here by making a pedwarn an error.
17682 * c-typeck.c (push_init_level): If there were previous errors with
17683 the constructor type, do not warn about braces for initializers.
17684 (process_init_element): Likewise for excess initializer elements.
17686 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
17688 * cse.c (delete_trivially_dead_insn): Don't iterate.
17690 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
17692 * config/rs6000/rs6000.md (copysignsf3): New expand.
17693 (copysigndf3): Likewise.
17695 2005-01-31 Steven Bosscher <stevenb@suse.de>
17697 * recog.c (constrain_operands): Only look for earlyclobber operand
17698 conflicts if an '&' constraint was seen.
17700 2005-01-31 Marc Espie <espie@openbsd.org>
17702 * config.gcc: Don't include embedded systems fragment, switches default
17703 debugging format to ELF.
17704 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17705 longer pick it up there.
17707 2005-01-31 Dale Johannesen <dalej@apple.com>
17709 * doc/extend.texi (nested functions): Fix linkage description.
17710 Clarify that static is not allowed.
17712 2005-01-31 Dale Johannesen <dalej@apple.com>
17714 * config/rs6000/darwin.md (movsf_low_di): Make work.
17715 (movdf_low_di): Make work.
17717 2005-01-31 Dale Johannesen <dalej@apple.com>
17719 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
17720 Make work for 64 bit.
17722 2005-01-31 Roger Sayle <roger@eyesopen.com>
17723 Dale Johannesen <dalej@apple.com>
17725 PR middle-end/19650
17726 * fold-const.c (fold_binary_op_with_conditional_arg):
17727 Make types match original operands, before STRIP_NOPS.
17729 2005-01-31 Alan Modra <amodra@bigpond.net.au>
17731 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
17732 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
17733 (struct gcc_sigcontext): Delete. Merge contents to..
17734 (struct gcc_ucontext): ..here.
17735 (get_sigcontext): Delete.
17736 (get_regs): New function, like get_sigcontext but return regs ptr.
17737 64-bit version finds regs from r1 to support vdso.
17738 (ppc_linux_aux_vector): New function.
17739 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
17742 2005-01-31 Ira Rosen <irar@il.ibm.com>
17744 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
17746 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
17747 redundant fold. Fix misalignment for MINUS_EXPR.
17748 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
17749 (vect_analyze_pointer_ref_access): Likewise.
17750 (vect_get_memtag_and_dr): Likewise.
17752 2005-01-31 Richard Henderson <rth@redhat.com>
17754 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
17755 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
17756 absnegdf2_i387, absnegxf2_i387): Likewise.
17758 2005-01-31 Richard Henderson <rth@redhat.com>
17761 * optabs.c (expand_copysign_absneg): New.
17762 (expand_copysign_bit): Split out from ...
17763 (expand_copysign): ... here. Use expand_copysign_absneg.
17765 2005-01-30 Roger Sayle <roger@eyesopen.com>
17767 PR middle-end/19697
17768 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
17769 constant as the second operand and a register as the third.
17771 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
17774 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
17775 that dllimport'd functions do not use all call-clobbered registers
17776 to pass parameters.
17778 2005-01-30 Richard Henderson <rth@redhat.com>
17781 * optabs.c (expand_absneg_bit): Split out from expand_unop and
17782 expand_abs_nojump and generalize. Use operand_subword and
17783 emit_no_conflict_block. Support large modes.
17784 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
17786 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
17787 negation to subtraction.
17788 (expand_copysign): Check that the format has signed zeros.
17789 Use operand_subword and emit_no_conflict_block. Support large modes.
17791 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
17793 Fix PR tree-optimization/19624
17795 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
17796 * tree-ssa-pre.c: Add cfgloop.h.
17798 (pre_stats): New member, constified.
17799 (inserted_exprs): New static variable.
17800 (NECESSARY): New macro.
17801 (create_expression_by_pieces): Fold the expression, and
17802 mark it as defaulting to not necessary. Also put in
17804 (fully_constant_expression): New function.
17805 (insert_into_preds_of_block): Modify to not insert phis when we
17806 are playing with induction variables.
17807 Push phis onto the inserted_exprs vector, and mark them as not
17808 necessary by default.
17809 (insert_aux): Call fully_constant_expression on eprime.
17810 If all edges produce the same value, mark it constant.
17811 (mark_operand_necessary): New function.
17812 (remove_dead_inserted_code): New function.
17813 (init_pre): Init loop optimizer to get loop info.
17814 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
17815 (execute_pre): Commit edge inserts, then remove dead code.
17817 2005-01-30 Richard Henderson <rth@redhat.com>
17819 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
17820 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
17822 2005-01-30 Richard Henderson <rth@redhat.com>
17825 * config/i386/i386.c (ix86_expand_copysign): New.
17826 (ix86_split_copysign_const): New.
17827 (ix86_split_copysign_var): Rename from ix86_split_copysign,
17828 rearrange op1/nmask operands.
17829 * config/i386/i386-protos.h: Update.
17830 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
17831 (copysigndf3): Likewise.
17832 (copysignsf3_const, copysigndf3_const): New.
17833 (copysignsf3_var): Rename from copysignsf3, split out splitter
17834 and fix split predicate for X constraint.
17835 (copysigndf3_var): Similarly.
17837 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
17839 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
17840 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
17841 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
17843 2005-01-29 Richard Henderson <rth@redhat.com>
17846 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
17847 of # and * in constraints.
17849 2005-01-29 Richard Henderson <rth@redhat.com>
17851 PR middle-end/19689
17852 * expr.c (store_field): Don't strip sub-mode cast when the input
17853 data is even smaller.
17855 2005-01-29 Richard Henderson <rth@redhat.com>
17857 PR middle-end/19687
17858 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
17861 2005-01-29 Richard Henderson <rth@redhat.com>
17863 * combine.c (make_field_assignment): Fix argument order
17866 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
17868 PR tree-optimization/15791
17869 * fold-const.c (extract_array_ref): New function.
17870 (fold): Fold comparisons between &a[i] and &a[j] or
17871 semantically equivalent trees.
17873 2005-01-29 Jeff Law <law@redhat.com>
17875 * gcse.c (insert_expr_in_table): Revamp handling of available
17876 and anticipatable occurrence lists to avoid unnecessary list
17878 (insert_set_in_table): Similarly.
17880 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
17882 * c-common.c (fix_string_type): Just use c_build_qualified_type to
17884 (c_build_qualified_type): Build qualified array types with
17885 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17886 * c-decl.c (c_make_fname_decl): Build unqualified array type
17887 before qualified type.
17888 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17889 type is qualified, not just if type itself is. Don't apply
17890 qualifiers to array type when declarator is processed. Apply
17891 qualifiers to field type whether or not it is an array type.
17892 Don't handle array types specially for applying qualifiers to
17894 * c-typeck.c (composite_type): Build unqualified element type and
17895 array type when forming composite of array types.
17896 (common_pointer_type, comptypes, comp_target_types,
17897 type_lists_compatible_p, build_indirect_ref, build_array_ref,
17898 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17900 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17901 (args2) in variables a1 and a2.
17903 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
17905 * cse.c (n_elements_made, max_elements_made): Remove.
17906 (insert): Don't touch n_elements_made.
17907 (cse_main): Don't touch n_elements_made or max_elements_made.
17909 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17912 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17913 configuration part of dp-bit.c to be lost.
17915 2005-01-28 Roger Sayle <roger@eyesopen.com>
17917 * expmed.c (expand_mult_highpart_optab): When attempting to use
17918 a non-widening multiplication in a wider mode, the operands need
17919 to be converted (zero or sign extended) to that mode.
17921 2005-01-28 Ian Lance Taylor <ian@airs.com>
17923 PR middle-end/16558
17924 PR middle-end/19583
17925 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17926 through if both operands fall through.
17928 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17930 * cse.c (fold_rtx) <PC>: Don't optimize.
17932 2005-01-28 Jeff Law <law@redhat.com>
17934 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17935 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17937 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17939 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17940 cse_reg_info_used_list_end): Remove.
17941 (cse_reg_info_list, cse_reg_info_list_free): New.
17942 (get_cse_reg_info): When allocating an instance of
17943 cse_reg_info, add it to the beginning of the cse_reg_info_list
17944 list. Remove code to maintain cse_reg_info_used_list.
17945 (new_basic_block): Reset the free list to the beginning of
17948 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17950 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17951 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17952 (frv_expand_mdpackh_builtin): New function.
17953 (frv_expand_builtin): Use it to expand __MDPACKH.
17954 * doc/extend.texi (__MDPACKH): Update documentation.
17956 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17958 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17959 SSE_FLOAT_MODE_P for use_sse computation.
17961 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17964 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17966 2005-01-27 Richard Henderson <rth@redhat.com>
17968 * builtins.c (expand_builtin_copysign): New.
17969 (expand_builtin): Call it.
17970 * genopinit.c (optabs): Add copysign_optab.
17971 * optabs.c (init_optabs): Initialize it.
17972 (expand_copysign): New.
17973 * optabs.h (OTI_copysign, copysign_optab): New.
17974 (expand_copysign): Declare.
17976 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17977 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17979 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17980 (ix86_expand_fp_absneg_operator): ... here.
17981 (ix86_split_copysign): New.
17982 * config/i386/i386-protos.h: Update.
17983 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17984 (copysignsf3, copysigndf3): New.
17986 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17987 (copysignsf3, ncopysignsf3): New.
17988 (copysigndf3, ncopysigndf3): New.
17989 (copysignxf3, ncopysignxf3): New.
17990 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17992 2005-01-27 Arend Bayer <arend.bayer@web.de>
17993 Kazu Hirata <kazu@cs.umass.edu>
17995 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17996 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17997 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18000 2005-01-27 Jeff Law <law@redhat.com>
18002 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18003 definitions of SSA_NAMEs which are not being rewritten.
18004 (rewrite_ssa_into_ssa): Only initialize the current definition
18005 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18006 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18007 SSA_NAMEs before returning.
18009 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18011 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18012 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18013 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18014 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18015 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18017 2005-01-27 Steven Bosscher <stevenb@suse.de>
18019 PR middle-end/17278
18020 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18021 higher to -O2 and higher. Likewise for tree PRE.
18022 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18025 2005-01-27 Ian Lance Taylor <ian@airs.com>
18027 PR middle-end/19583
18028 * gimple-low.c (try_catch_may_fallthru): New static function.
18029 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18030 * tree-inline.c (expand_call_inline): Don't warn about reaching
18031 the end of a non-void function being inlined if the function uses
18034 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18036 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18039 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18040 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18041 (implicitly_declare): Handle error_mark_node.
18043 2005-01-27 Richard Henderson <rth@redhat.com>
18046 * tree.h (struct tree_decl): Add debug_expr_is_from.
18047 (DECL_DEBUG_EXPR_IS_FROM): New.
18048 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18049 * dwarf2out.c (dwarf2out_var_location): Update to match.
18050 * tree-outof-ssa.c (create_temp): Likewise.
18051 * var-tracking.c (track_expr_p): Likewise.
18052 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18053 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18054 * toplev.c (default_tree_printer): Likewise.
18056 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18058 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18059 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18061 2005-01-27 Steven Bosscher <stevenb@suse.de>
18063 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18064 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18065 ASM_CLOBBERS): Add tree checks.
18067 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18068 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18069 * c-common.def (SWITCH_STMT): Update to match.
18070 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18071 macros instead of SWITCH_EXPR ones.
18072 * c-dump.c (c_dump_tree): Likewise.
18073 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18074 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18076 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18078 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18080 * unwind-dw2.c (execute_stack_op): Add missing cases for
18081 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18083 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18085 * config.gcc (Obsolete configurations): Remove 'dummy', add
18086 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18089 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18091 PR tree-optimization/19633
18092 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18094 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18095 are no call-clobbered variables.
18096 * tree-outof-ssa.c (check_replaceable): Return false for calls
18099 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18101 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18102 even for variables with NULL DECL_INITIAL.
18104 2005-01-26 Stuart Hastings <stuart@apple.com>
18106 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18108 2005-01-26 Richard Henderson <rth@redhat.com>
18110 PR middle-end/18008
18111 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18113 * expr.c (store_field): Strip conversions to odd-bit-sized types
18114 if the destination field width matches.
18116 2005-01-26 Richard Henderson <rth@redhat.com>
18118 * c-decl.c, expmed.c, expr.c: Revert last change.
18120 2005-01-26 Richard Henderson <rth@redhat.com>
18122 PR middle-end/18008
18123 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18125 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18126 if we don't need the bits above those present in the current mode.
18127 * expr.c (store_field): Strip conversions to odd-bit-sized types
18128 if the destination field width matches.
18130 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18132 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18133 either -ffast-math or -funsafe-math-optimizations is in use.
18135 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18139 * config/avr/avr.c (notice_update_cc): Only set condition code for
18140 ashrqi3 if shift count > 0.
18141 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18142 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18143 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18144 count <= 0 as a no-op, and shift count >= width by copying zero
18145 or sign bit to all bits of the result.
18146 * config/avr/avr.md (all shifts): Add alternatives for zero shift
18147 count, with attribute "length" set to 0 and "cc" set to "none".
18149 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18151 * doc/invoke.texi: Document -mTLS.
18153 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18154 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18155 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18156 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18157 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18158 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18159 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18160 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18162 * configure.ac: Check for a TLS capable gas.
18164 * configure: Regenerate.
18166 2005-01-26 Richard Henderson <rth@redhat.com>
18168 PR middle-end/18008
18169 * combine.c (make_field_assignment): Simplify store to zero_extract
18170 from a source with an overlapping mask.
18172 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18174 2004-11-11 Eric Christopher <echristo@redhat.com>
18176 * config/frv/frv.md: Add fr400_integer automaton. Don't
18177 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18180 2005-01-26 Steven Bosscher <stevenb@suse.de>
18182 PR middle-end/16585
18183 * cfgbuild.c (make_edges): Do not clear or set
18184 current_function_has_computed_jump.
18185 * function.h (struct function): Remove the has_computed_jump field.
18186 (current_function_has_computed_jump): Do not define.
18187 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18188 in a computed jump. Ignore current_function_has_computed_jump.
18190 2005-01-26 Richard Henderson <rth@redhat.com>
18192 PR middle-end/19515
18193 * expr.c (categorize_ctor_elements): New argument p_must_clear.
18194 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
18196 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18197 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
18198 objects into static storage if they have more than one non-zero value.
18199 * tree.h (categorize_ctor_elements): Update decl.
18201 2005-01-26 Steven Bosscher <stevenb@suse.de>
18203 PR middle-end/19616
18204 * tree.h (CALL_EXPR_TAILCALL): Add comment.
18205 * calls.c (check_sibcall_argument_overlap_1): Revert the change
18206 to this function from 2004-07-10.
18207 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18208 the current function for tail call optimizations if the address
18209 of one of it its arguments is taken.
18211 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
18213 * cse.c (fold_rtx): Call equiv_constant only when necessary.
18215 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
18217 * function.c (expand_function_end): If current_function_calls_alloca,
18218 emit stack restore in a place that is reached when the function falls
18219 through at the end.
18221 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
18223 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18224 rule to avoid matching inappropriate suffix rule.
18226 2005-01-26 Jan Hubicka <jh@suse.cz>
18228 PR tree-optimization/19241
18229 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18231 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18233 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18234 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18236 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18237 <sim*>: Always use crt1.o, regardless of N in simN.
18238 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18239 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18240 (CRT_CALL_STATIC_FUNCTION): Remove.
18241 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18242 use crt1.o, regardless of N in simN.
18243 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18244 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18245 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18246 case isystem setting.
18247 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18249 2005-01-25 Ian Lance Taylor <ian@airs.com>
18251 * gimple-low.c (block_may_fallthru): Correct handling of
18252 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18254 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18256 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18257 handlers to match indentation; nested under the mtune=* handler.
18258 Similar for mcpu= and march=.
18260 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18262 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18263 * config/mips/linux64.h (LIB_SPEC): Likewise.
18264 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18265 * config/sh/linux.h (LIB_SPEC): Likewise.
18267 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18269 * config/frv/frv.c (frv_legitimize_tls_address): New.
18270 (TARGET_HAVE_TLS): Define.
18271 (FRV_SYMBOL_REF_TLS_P): Define.
18272 (frv_override_options): Handle new register classes.
18273 (frv_legitimate_address_p): Reject tls addresses.
18274 (frv_legitimize_address): Handle TLS addresses.
18275 (gen_inlined_tls_plt): New.
18276 (gen_tlsmoff): New.
18277 (frv_legitimize_tls_address): New.
18278 (unspec_got_name): Add TLS entries.
18279 (got12_operand): Add R_FRV_TLSMOFF12 case.
18280 (frv_emit_move): Fixup TLS addresses.
18281 (frv_emit_movsi): Legitimize TLS addresses.
18283 * config/frv/frv.h (MASK_BIG_TLS): New.
18284 (TARGET_BIG_TLS): New.
18285 (HAVE_AS_TLS): Define.
18286 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18287 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18288 (REG_CLASS_NAMES): Same.
18289 (REG_CLASS_CONTENTS): Same.
18290 (CONSTRAINT_LEN): New.
18291 (REG_CLASS_FROM_CONSTRAINT): New.
18292 (PREDICATE_CODES): Add symbolic_operand.
18294 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18295 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18296 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18297 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18298 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18299 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18300 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18301 GR9_REG, GR14_REG, LRREG.
18302 (type): Add load_or_call attribute.
18303 ("load_or_call"): New reservation.
18304 ("call_gettlsoff"): New.
18305 ("tls_indirect_call"): New.
18306 ("tls_load_gottlsoff12"): New.
18307 ("tlsoff_hilo"): New.
18308 ("tls_tlsdesc_ldd"): New.
18309 ("tls_tlsoff_ld"): New.
18312 * config/frv/frv-protos.h (symbolic_operand): Protoize.
18314 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
18316 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18317 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18318 * config/frv/frv.c (TLS_BIAS): Define.
18319 (frv_output_dwarf_dtprel): New.
18321 2005-01-26 Jakub Jelinek <jakub@redhat.com>
18323 PR rtl-optimization/19579
18324 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18325 both A and B, see if they don't clobber registers the other expr uses.
18327 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
18329 * real.c (do_add): Initialize signalling and canonical members.
18331 * real.c (real_from_integer): Zero out destination.
18333 2005-01-18 Jan Hubicka <jh@suse.cz>
18335 PR tree-optimize/19337
18336 * tree-inline.c (initialize_inlined_parameters): Copy
18337 saved_static_chain_decl only.
18339 2005-01-25 Richard Henderson <rth@redhat.com>
18343 * config/i386/i386.c (x86_inter_unit_moves): Zero.
18344 (ix86_preferred_reload_class): Rewrite fp-constant section, with
18345 80387 enabled, to return a proper subclass. Return the subset that
18346 overlaps with GENERAL_REGS for PLUS.
18347 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18349 2005-01-25 Richard Henderson <rth@redhat.com>
18351 PR middle-end/19609
18352 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18354 2005-01-25 Roger Sayle <roger@eyesopen.com>
18356 * expmed.c (choose_multiplier): Change interface to return the
18357 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18358 (expand_divmod): Update calls to choose_multiplier.
18360 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18362 PR middle-end/19330
18363 * expmed.c (extract_bit_field): Use adjust_address instead of
18364 gen_lowpart when op0 is a MEM.
18366 2005-01-24 Steven Bosscher <stevenb@suse.de>
18368 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18370 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18372 * config/mips/irix-csr.c: New file.
18373 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18374 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18375 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18378 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
18381 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18382 sparc/elf.h, add sparc/sp-elf.h.
18383 (sparc-*-rtems*): Likewise.
18384 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18385 tm-dwarf2.h, add sparc/sp-elf.h.
18386 (sparc86x-*-elf): Likewise.
18387 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18388 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18389 TARGET_OS_CPP_BUILTINS.
18390 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18391 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18393 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18394 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18395 (SWITCH_TAKES_ARG): Likewise.
18396 (LOCAL_LABEL_PREFIX): Likewise.
18397 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18398 (TARGET_N_FORMAT_TYPES): Delete.
18399 (TARGET_FORMAT_TYPES): Likewise.
18400 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18401 * config/sparc/elf.h: Delete.
18402 * config/sparc/sp-elf.h: New file.
18404 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18406 * tree-flow-inline.h (phi_arg_from_edge): Remove.
18407 * tree-flow.h: Remove the corresponding prototype.
18408 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18409 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18411 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18414 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18415 for AIX ABI or ELF -fPIC.
18416 (rs6000_emit_load_toc_table): Don't create toc_section here.
18417 (rs6000_xcoff_file_start): Nor here.
18419 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18421 * sh.c (ra.h): Don't #include.
18422 (hard_regs_intersect_p): New function, resurrected from ra.c.
18424 * sh.c: Fix 1996 Copyright.
18426 2005-01-24 Richard Henderson <rth@redhat.com>
18427 Aldy Hernandez <aldyh@redhat.com>
18429 * regrename.c (note_sets): Handle subregs.
18431 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18434 * genconditions.c (write_header, write_conditions): Elide file if
18437 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18439 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18440 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18443 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18445 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18446 expand_builtin_printf, expand_builtin_fprintf,
18447 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18448 checking against POINTER_TYPE.
18449 (validate_arglist): Handle POINTER_TYPE code by checking
18452 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18454 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18455 init_rtlanal): New.
18456 (for_each_rtx): Call for_each_rtx_1.
18457 * rtl.h (init_rtlanal): Declare.
18458 * toplev.c (backend_init): Call init_rtlanal.
18460 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18462 * flow.c (propagate_one_insn): Formatting.
18464 PR middle-end/19551
18465 * flow.c (libcall_dead_p): Be more conservative if unsure.
18466 If there are any instructions between insn and call, see if they are
18467 all dead before saying the libcall is dead.
18469 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18471 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18472 operand constraint for operand 0.
18474 2005-01-23 Richard Henderson <rth@redhat.com>
18477 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18478 edges leading to join block.
18480 2005-01-23 Roger Sayle <roger@eyesopen.com>
18482 * expmed.c (expand_mult_highpart): Make static. Change type of
18483 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18484 (expand_divmod): Updates calls to expand_mult_highpart by using
18485 gen_int_mode to pass a CONST_INT rtx.
18486 * rtl.h (expand_mult_highpart): Remove prototype.
18488 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18490 * flow.c (regset_bytes, regset_size): Remove.
18492 * cfganal.c: Fix a reference to Harvey's paper.
18494 2005-01-23 Steven Bosscher <stevenb@suse.de>
18496 PR rtl-optimization/19464
18497 * tree-optimize.c (init_tree_optimization_passes): Add one more
18498 copyrename pass just before out-of-ssa.
18500 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18503 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18504 * ggc-none.c (ggc_free): Define.
18506 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18508 * cse.c (max_reg, max_insn_uid): Remove.
18509 (cse_main): Don't access max_reg or max_insn_uid.
18511 * c-common.c (explicit_flag_signed_bitfields,
18512 lang_statement_code_p, lang_expand_function_end): Remove.
18513 * c-common.h: Remove the corresponding declarations.
18514 * c-opts.c (c_common_handle_option): Remove all write access
18515 to explicit_flag_signed_bitfields.
18517 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18518 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18519 * cgraph.h: Remove the corresponding declaration.
18521 * gcse.c (null_pointer_info): Remove.
18523 2005-01-23 Roger Sayle <roger@eyesopen.com>
18524 Eric Botcazou <ebotcazou@libertysurf.fr>
18526 * combine.c (simplify_logical): Only simplify logical expressions
18527 of the form ior(and(x,y),z) by the inverse distributive law if the
18528 result is cheaper than the original.
18530 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18532 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18533 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18534 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18535 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18536 config/freebsd-spec.h, config/arm/arm.h,
18537 config/h8300/h8300.md, config/i386/i386.md,
18538 config/i386/predicates.md, config/i386/sse.md,
18539 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18540 config/vax/vax.md: Fix comment typos. Follow spelling
18543 2005-01-23 Steven Bosscher <stevenb@suse.de>
18545 * gengtype.c (walk_type): Produce `not equal to' compares for loop
18546 tests, instead of `less than'.
18548 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
18550 * function.c (assign_parm_setup_block): When creating a new stack slot
18551 for a parameter, get its alignment from the parameter's DECL_ALIGN
18552 rather than the type's TYPE_ALIGN. Make sure that the parameter
18553 is at least word aligned.
18555 2005-01-22 Roger Sayle <roger@eyesopen.com>
18557 PR middle-end/19378
18558 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18560 2005-01-22 Richard Henderson <rth@redhat.com>
18563 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18564 in both compare operands.
18565 (movdfcc_1_sse_max): Likewise.
18566 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18567 (movdfcc_1_sse): Likewise.
18568 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18569 scratch register as needed.
18571 2005-01-22 Richard Henderson <rth@redhat.com>
18573 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18575 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18577 2005-01-22 Richard Henderson <rth@redhat.com>
18579 * genopinit.c (optabs): Use smin/smax for floating point too.
18580 * doc/md.texi: Update to match. Clarify that floating point
18581 results are undefined for +0/-0 and NaN.
18582 * doc/rtl.texi: Likewise.
18583 * rtl.def (SMIN, SMAX): Likewise
18584 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18586 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18587 leading 's' to the name.
18588 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18589 smaxxf3, sminxf3): Likewise.
18590 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18593 2005-01-22 Paul Brook <paul@codesourcery.com>
18595 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18597 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
18599 * config/s390/s390.c (struct processor_costs): New fields
18600 dlgr, dlr, dr, dsgfr, dsgr.
18601 (z900_cost, z990_cost): Values for new fields.
18602 (s390_rtx_costs): New cases MEM und COMPARE in switch
18603 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18604 DIV, MOD, UDIV, UMOD.
18606 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18608 * config/s390/s390.md ("doloop_si64"): Reload input value directly
18609 into the register being decremented.
18610 ("doloop_si31", "doloop_di"): Likewise.
18611 ("*doloop_si_long"): Adapt pattern.
18613 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18615 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18617 (CLASS_MAX_NREGS): Likewise.
18619 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
18621 * doc/tree-ssa.texi (Statement Operands): Add example for new
18622 must-def macro. Note deprecation of old operands interface.
18624 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
18626 PR tree-optimization/19484
18627 * tree-cfg.c (remove_fallthru_edge): New function.
18628 (cleanup_control_flow): Remove fallthru edges from calls that are
18629 now known not to return.
18631 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18633 Fix PR tree-optimization/19038
18634 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18635 copies with loop variant ones.
18637 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
18639 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18640 config/alpha/alpha-protos.h, config/alpha/alpha.h,
18641 config/alpha/alpha.md, config/alpha/predicates.md,
18642 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18643 config/sparc/sol2.h: Update copyright.
18645 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18646 first label to see if it is a nonlocal label.
18648 2005-01-22 David Edelsohn <edelsohn@gnu.org>
18649 Andrew Pinski <pinskia@physics.uc.edu>
18652 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18653 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
18655 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18657 * config/rs6000/rtems.h: Update copyright.
18659 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18662 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18663 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18664 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18666 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
18669 * c-typeck.c (convert_arguments): Check for error_mark_node.
18671 2005-01-21 Ian Lance Taylor <ian@airs.com>
18673 PR tree-optimization/13000
18674 * tree-inline.c: Include "tree-flow.h".
18675 (expand_call_inline): If warn_return_type, warn if non-void inline
18676 function falls through.
18677 * tree-cfg.c (execute_warn_function_return): Don't warn about
18678 control reaching end if TREE_NO_WARNING is set. Set
18680 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18682 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18683 branch if we don't need one.
18684 * c-typeck.c: Include "tree-flow.h"
18685 (c_finish_bc_stmt): Don't add a goto if the current statement
18686 list doesn't fall through to the current point.
18688 2005-01-21 Roger Sayle <roger@eyesopen.com>
18690 PR rtl-optimization/576
18691 * real.c (real_arithmetic): Change return type from void to bool
18692 to return an indication that the result may be inexact.
18693 * real.h (real_arithmeric): Update prototype.
18694 * fold-const.c (const_binop): Don't constant fold floating
18695 point expressions when the user specifies -frounding-math and
18696 the result may depend upon the run-time rounding mode.
18697 (fold_convert_const_real_from_real): Clean-up.
18698 (fold_initializer): Ignore flag_rounding_math for initializers.
18699 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18700 constant fold FP operations with flag_rounding_math if the
18701 result may depend upon the run-time rounding mode.
18703 2005-01-21 Tom Tromey <tromey@redhat.com>
18705 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18707 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
18709 * tree-cfg.c: Fix comment typos.
18711 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
18713 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18714 around the call to rest_of_handle_branch_target_load_optimize.
18716 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18718 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
18719 (sparc64-*-openbsd*): Likewise.
18720 (sparclite-*-elf*): Include tm-dwarf2.h.
18721 (sparc86x-*-elf*): Likewise.
18722 (sparc64-*-elf*): Likewise.
18723 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
18724 (DBX_DEBUGGING_INFO): Likewise.
18725 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
18726 (PREFERRED_DEBUGGING_TYPE): Likewise.
18727 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
18728 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
18729 (PREFERRED_DEBUGGING_TYPE): Likewise.
18730 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
18731 (PREFERRED_DEBUGGING_TYPE): Likewise.
18732 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
18734 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
18737 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
18739 2005-01-20 Paul Brook <paul@codesourcery.com>
18741 * doc/rtl.texi: Document value extension requirements for CONST_INT.
18743 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18745 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
18746 label is first in a sequence of labels.
18748 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
18750 2005-01-20 Janis Johnson <janis187@us.ibm.com>
18751 Giovanni Bajo <giovannibajo@gcc.gnu.org>
18753 * doc/sourcebuild.texi (Test Directives): New.
18755 2005-01-20 Roger Sayle <roger@eyesopen.com>
18757 * real.c (real_floor): Don't leave the result uninitialized when
18758 mode is VOIDMode, but return the unrounded intermediate value.
18759 (real_ceil): Likewise.
18761 2005-01-20 Paul Brook <paul@codesourcery.com>
18763 * config/arm/arm.md (insv): Use gen_int_mode.
18765 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
18767 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
18768 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18769 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18770 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18771 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18773 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18776 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
18777 fbreg, so we have to assume we can't.
18778 (loc_descriptor_from_tree_1): Ditto.
18779 (containing_function_has_frame_base): New function.
18780 (add_location_or_const_value_attribute): Use it.
18781 Also try to generate a frame_base from a single element location
18784 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18786 PR tree-optimization/15349
18787 * timevar.def (TV_TREE_MERGE_PHI): New.
18788 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
18790 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
18791 calls to tree_forwarder_block_p.
18792 (remove_forwarder_block_with_phi, merge_phi_nodes,
18793 gate_merge_phi, pass_merge_phi): New.
18794 * tree-optimize.c (init_tree_optimization_passes): Add
18796 * tree-pass.h: Add an extern for pass_merge_phi;
18798 2005-01-20 Richard Henderson <rth@redhat.com>
18801 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
18802 (_mm_castps_pd, _mm_castps_si128): New.
18803 (_mm_castsi128_ps, _mm_castsi128_pd): New.
18805 2005-01-20 Richard Henderson <rth@redhat.com>
18808 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
18809 __builtin_ia32_vec_init_v2si.
18810 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
18811 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
18812 (ix86_init_mmx_sse_builtins): Create it.
18813 (ix86_expand_builtin): Expand it.
18814 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
18815 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
18816 (vec_extractv2si_0, vec_extractv2si_1): New.
18818 2005-01-20 Richard Henderson <rth@redhat.com>
18821 * config/i386/i386.c (ix86_expand_push): New.
18822 * config/i386/mmx.md (push<MMXMODE>1): New.
18823 * config/i386/sse.md (push<SSEMODE>1): New.
18824 * config/i386/i386-protos.h: Update.
18826 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18828 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
18831 2005-01-20 Richard Henderson <rth@redhat.com>
18833 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
18834 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
18836 2005-01-19 Richard Henderson <rth@redhat.com>
18839 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
18840 to V4SFmode in SSE1 fallback load path.
18842 2005-01-19 Richard Henderson <rth@redhat.com>
18844 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
18845 in QImode expansion to ix86_expand_vector_set.
18846 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
18848 2005-01-19 Richard Henderson <rth@redhat.com>
18851 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
18852 subclass of the input class.
18853 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
18854 Always true for cross-SSE1 classes. Rationalize conditionals.
18855 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
18856 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
18857 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
18858 (movdi_2): Add MMX/SSE zeros.
18859 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
18860 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
18861 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18862 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
18863 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
18864 (zero_extendsidi2_rex64_1): Remove.
18865 (MOV0 peephole): Check GENERAL_REG_P.
18867 2005-01-19 Richard Henderson <rth@redhat.com>
18870 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
18872 (ix86_expand_vector_extract): Likewise.
18874 2005-01-19 Richard Henderson <rth@redhat.com>
18876 PR middle-end/19304
18877 * expr.c (emit_move_change_mode): New argument force; use
18878 simplify_gen_subreg if true.
18879 (emit_move_via_alt_mode): Merge into ...
18880 (emit_move_via_integer): ... here.
18881 (emit_move_ccmode): Use emit_move_change_mode directly.
18883 2005-01-19 Richard Henderson <rth@redhat.com>
18886 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18887 (alpha_preferred_reload_class): Handle CONST_VECTOR.
18888 (alpha_emit_set_const_1): Add no_output parameter; don't emit
18890 (alpha_emit_set_const): Likewise. Make static.
18891 (alpha_emit_set_long_const): Make static.
18892 (alpha_extract_integer): Split out from alpha_expand_mov.
18893 (alpha_split_const_mov): Likewise.
18894 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
18895 (alpha_legitimate_constant_p): New.
18896 * config/alpha/alpha-protos.h: Update.
18897 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18898 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18899 * config/alpha/alpha.md (movsi): Add n alternative.
18900 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18901 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18902 (splitters for all of the above): Use alpha_split_const_mov.
18903 * config/alpha/predicates.md (non_add_const_operand): New.
18904 (non_zero_const_operand): New.
18905 (input_operand): Use alpha_legitimate_constant_p after reload.
18907 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18909 PR tree-optimization/19038
18910 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18911 (add_candidate): Add ivs with increment in latch only if
18912 allow_ip_end_pos_p is true.
18913 (determine_iv_cost): Use empty_block_p.
18915 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18917 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18918 (compute_dominance_frontiers): Ditto.
18920 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18923 * config/sh/t-rtems: New.
18924 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18926 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18928 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18929 the offset of the selected field.
18931 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18933 * tree-cfg.c (remove_forwarder_block): Fix the check to
18934 prevent a nonlocal label from appearing in the middle of a
18937 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18939 PR rtl-optimization/19462
18940 * reorg.c (find_end_label): Create return insn only if
18941 current_function_epilogue_delay_list is empty.
18943 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18945 * doc/passes.texi: Remove paragraph mentioning new-ra.
18947 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18949 PR rtl-optimization/15139
18950 * combine.c: Include params.h.
18951 (count_rtxs): New function.
18952 (record_value_for_reg): If replace_rtx would replace at least
18953 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18954 (clobber (const_int 0)) instead of TEM.
18955 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18956 * params.h (MAX_LAST_VALUE_RTL): New.
18957 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18958 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18961 * c-typeck.c (digest_init): Only call build_vector if all constructor
18962 elements are *_CST nodes.
18963 * gimplify.c (gimplify_init_constructor): Likewise.
18965 PR middle-end/19164
18966 * c-typeck.c (digest_init): Only call build_vector if inside_init
18969 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18971 * toplev.c (init_asm_output): Remove dead #ifdef.
18973 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18975 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18977 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18979 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18980 accessing DECL_FUNCTION_CODE.
18981 * dojump.c (do_jump): Likewise.
18982 * gimplify.c (gimplify_call_expr): Likewise.
18983 * predict.c (expr_expected_value): Likewise.
18984 (strip_builtin_expect): Likewise.
18985 * tree-inline.c (estimate_num_insns_1): Likewise.
18986 * tree-ssa-loop-im.c (stmt_cost): Likewise
18987 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18988 (tree_expr_nonnegative_p): Likewise.
18990 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18992 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18993 variant of the load_pcrel_sym pattern.
18994 * config/sparc/sparc.md (P macro): Move to the top.
18995 (load_pcrel_sym): Macroize using P.
18996 (save_register_window): Likewise.
18998 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19000 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19001 ("sordered"): Same.
19003 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19006 * c-typeck.c (build_asm_expr): Strip nops off
19007 input memory operands.
19009 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19011 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19012 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19013 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19014 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19016 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19019 * config/i386/i386.c (override_options): If the 80387 is disabled,
19020 then do not return FP values using FP registers.
19022 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19024 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19025 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19026 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19027 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19028 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19029 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19030 output.h, postreload-gcse.c, postreload.c, recog.c,
19031 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19032 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19033 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19034 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19035 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19036 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19037 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19038 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19040 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19041 config/alpha/alpha.c, config/arm/vfp.md,
19042 config/i386/emmintrin.h, config/i386/i386-modes.def,
19043 config/i386/i386-protos.h, config/i386/i386.h,
19044 config/i386/pmmintrin.h, config/i386/ppro.md,
19045 config/i386/predicates.md, config/i386/xmmintrin.h,
19046 config/i860/i860.c, config/ia64/ia64-modes.def,
19047 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19048 config/ia64/ia64.md, config/ia64/itanium1.md,
19049 config/ia64/itanium2.md, config/ia64/predicates.md,
19050 config/iq2000/iq2000.h, config/mips/linux64.h,
19051 config/rs6000/aix41.h, config/rs6000/aix43.h,
19052 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19053 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19054 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19055 config/sparc/linux64.h, config/sparc/litecoff.h,
19056 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19057 config/sparc/sparc.h, config/sparc/sparc.md,
19058 config/sparc/sysv4-only.h: Update copyright.
19060 2005-01-18 Richard Henderson <rth@redhat.com>
19063 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19065 2005-01-18 Marc Espie <espie@openbsd.org>
19066 * config/i386/openbsdelf.h: Typo.
19068 2005-01-18 Richard Henderson <rth@redhat.com>
19070 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19071 special case for sse.
19072 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19074 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19076 * tree-inline.c (estimate_num_insns_1): Added cases for
19077 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19079 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19081 PR rtl-optimization/19296
19082 * combine.c (simplify_comparison): Rewrite the condition under
19083 which a non-paradoxical SUBREG of a PLUS can be lifted when
19084 compared against a constant.
19086 2005-01-18 Andi Kleen <ak@muc.de>
19088 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19089 * c.opt (-Wpointer-sign): Add.
19090 * doc/invoke.texi: (-Wpointer-sign): Add.
19092 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19094 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19095 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19096 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19097 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19098 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19099 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19100 for TARGET_MIX_SSE_I387.
19101 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19102 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19103 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19104 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19105 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19106 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19107 TARGET_MIX_SSE_I387.
19108 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19111 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19114 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19115 Add movaps alternative for xmm reg->reg move.
19117 2005-01-17 Jeff Law <law@redhat.com>
19119 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19120 at the end of the main DOM loop rather than just before DOM exits.
19122 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19124 PR tree-optimization/19121
19125 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19126 adding aliases to a name tag, also add them to the pointer's
19128 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19129 sensitive alias info at all. Only check that the two pointers
19130 have compatible pointed-to sets.
19131 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19132 a pointer's type tag is a superset of the alias set of the
19133 pointer's name tag.
19135 2005-01-17 James E Wilson <wilson@specifixinc.com>
19138 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19139 comment to document why.
19141 2005-01-17 Richard Henderson <rth@redhat.com>
19143 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19144 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19145 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19146 sse2_vmsminv2df3_finite): New.
19147 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19148 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19149 Force op1 into register.
19151 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
19153 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19154 bubblestrap from always rebuilding build directory.
19156 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
19158 * config/s390/s390.md ("*clc"): Remove incorrect '='.
19159 ("*cmpmem_short"): Likewise.
19161 2005-01-17 Steven Bosscher <stevenb@suse.de>
19163 * basic-block.h: Document BB_* flags.
19164 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19165 use an sbitmap instead.
19166 * sched-rgn.c (compute_trg_info): Likewise.
19168 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
19170 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
19171 redundant target_cpu_default and extra_parts lines. Use the default
19173 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19174 (SUBTARGET_EXTRA_SPECS): Delete.
19175 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
19176 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19177 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19178 and "n32" for -mabi=n32.
19180 2005-01-17 Ian Lance Taylor <ian@airs.com>
19183 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19184 fold constant variables into initial values.
19186 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19188 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19190 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19191 through the statements backward.
19193 2005-01-17 Ian Lance Taylor <ian@airs.com>
19195 PR middle-end/13127:
19196 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19197 a variable set to the return value of the inlined function.
19199 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
19201 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19202 when modes are tieable.
19204 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
19206 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19207 of pthread_create to find out if threads are enabled.
19208 * gthr-posix95.h (__gthread_active_p): Likewise.
19210 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19212 * common.opt (-fnew-ra): Remove.
19214 * toplev.h (flag_new_regalloc): Remove.
19215 * Makefile.in (ra*.*): Don't mention.
19216 * passes.c (rest_of_handle_new_regalloc): Remove.
19217 (rest_of_handle_combine, rest_of_compilation): Always consider
19218 flag_new_regalloc as false.
19219 * doc/invoke.texi: Don't document -fnew-ra.
19221 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19223 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19224 last parameter to reg_scan.
19225 * loop.c (loop_optimize): Likewise.
19226 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19227 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19228 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19229 rest_of_handle_gcse, rest_of_handle_loop_optimize,
19230 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19231 * regclass.c (reg_scan): Likewise, for the declaration.
19232 * rtl.h (reg_scan): Likewise, for the prototype.
19234 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19236 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19237 mark_dfs_back_edges.
19239 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19241 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19242 (compute_avail): Uses don't go in tmp_gen.
19244 2005-01-16 Steven Bosscher <stevenb@suse.de>
19246 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19247 loop to look for a free slot in a page entry.
19249 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19252 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19253 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19254 just before targetm.asm_out.file_end.
19255 * tree.h (process_pending_assemble_output_defs): Declare.
19256 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19258 (assemble_alias): Defer generation of assembly code for defines when
19259 TARGET_DEFERRED_OUTPUT_DEFS is true.
19260 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19261 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19262 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19264 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19267 * pa.c (pa_scalar_mode_supported_p): New function.
19268 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19269 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19271 * pa-protos.h (prefetch_operand): Delete.
19272 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19273 * pa.c (prefetch_operand): Delete.
19274 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19275 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19276 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19277 and prefetch_nocc_operand.
19278 * pa.md (prefetch): Rework to avoid reload problems handling short
19279 displacements when a cache control completer needs to be provided.
19280 (prefetch_32, prefetch_64): Delete.
19281 (prefetch_cc, prefetch_nocc): New patterns.
19283 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19285 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19287 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19290 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19291 exceeds maximum alignment for global common data.
19292 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19293 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19295 2004-01-15 Roger Sayle <roger@eyesopen.com>
19297 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19299 2004-01-15 Roger Sayle <roger@eyesopen.com>
19301 * harg-reg-set.h (reg_class_names): Prototype global array.
19302 * regclass.c (reg_class_names): Declare here and initialize to
19304 (dump_regclass): Remove local declaration of reg_class_names.
19305 (regclass): Likewise.
19306 * cfg.c (dump_flow_info): Likewise.
19307 * ra-debug.c (reg_class_names): Likewise.
19308 * regrename.c (reg_class_names): Likewise.
19309 * reload.c (reg_class_names): Likewise.
19310 * reload1.c (spill_failure): Likewise.
19311 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19313 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
19315 * config/s390/s390.md ("reload_outti"): Remove predicate for
19316 output operand. Abort if operand is not a MEM.
19317 ("reload_outdi", "reload_outdf"): Likewise.
19319 2005-01-15 Marc Espie <espie@openbsd.org>
19321 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19322 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19323 * config/openbsd.h: Fix C++ includes for native configurations.
19324 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
19325 Add trampoline support.
19326 * config/i386/openbsdelf.h: New.
19328 2005-01-15 Marc Espie <espie@openbsd.org>
19330 * collect2.c (main): Explicitly parse -dynamic-linker option.
19332 2005-01-15 Jakub Jelinek <jakub@redhat.com>
19334 PR tree-optimization/19060
19335 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19336 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19337 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19338 and handle extract_range_from_cond returning false.
19339 * fold-const.c (fold): Optimize comparisons with min/max even for
19340 width > HOST_BITS_PER_WIDE_INT.
19342 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
19344 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19345 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19346 Remove little endian multilib variants.
19347 Add mips32 multilib variant.
19349 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
19351 * explow.c (copy_all_reg, stabilize): Remove.
19352 * expr.h: Remove the corresponding prototypes.
19354 * rtlanal.c (regs_set_between_p): Remove.
19355 * rtl.h: Remove the corresponding prototype.
19357 2005-01-14 David Edelsohn <edelsohn@gnu.org>
19359 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19360 to rs6000_nonimmediate_operand.
19361 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19362 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19363 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19364 rs6000_nonimmediate_operand.
19365 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19366 rs6000_nonimmediate_operand.
19368 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
19370 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19372 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19374 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19376 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19377 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19379 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19380 (rs6k_nonimmediate_operand): New.
19381 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19383 (legitimate_lo_sum_address_p): Same.
19384 (rs6000_legitimize_address): Same.
19385 (rs6000_legitimize_reload_address): Same.
19386 (rs6000_legitimate_address): Same.
19387 (spe_build_register_parallel): Pass DF and DC modes in a DI
19390 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19391 to rs6k_nonimmediate_operand.
19393 * config/rs6000/spe.md ("*frob_df_di"): New.
19394 ("*frob_di_df"): New.
19395 ("*frob_di_df_2"): New.
19396 ("*mov_sidf_e500_subreg0"): New.
19397 ("*mov_sidf_e500_subreg4"): New.
19398 ("*movdf_e500_double"): Change predicate to
19399 rs6k_nonimmediate_operand.
19401 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19403 * postreload.c (move2add_note_store): Only call
19404 trunc_int_for_mode on scalar integers.
19406 2005-01-14 Steven Bosscher <stevenb@suse.de>
19408 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19409 replace BB_VISITED uses.
19410 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19411 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19412 (tree_dce_done): Free visited_control_parents.
19413 (perform_tree_ssa_dce): Allocate and clear it.
19414 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19415 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19416 instead of BB_VISITED.
19418 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19420 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19421 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19422 Remove unused prototypes.
19424 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19426 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19427 64-bit register usage.
19428 (spe_func_has_64bit_regs_p): Add FIXME note.
19430 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19432 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19433 flag_finite_math_only with flag_unsafe_math_optimizations.
19435 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19437 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19438 end-of-stack check.
19439 (__tpf_eh_return): Copy TPF private stack area from the module
19440 boundary stack frame. Add check for when module addresses are
19441 equal, but no stub address is found.
19443 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19446 * arm.h (struct machine_function): Add call_via field.
19447 (thumb_call_via_label): Declare.
19448 * arm.c (thumb_call_via_label): New variable.
19449 (thumb_call_reg_needed): New variable.
19450 (arm_output_function_epilogue): For Thumb code, output any per-function
19451 call-indirect trampolines.
19452 (thumb_call_via_reg): New function.
19453 (arm_file_end): New function.
19454 (TARGET_ASM_FILE_END): Call arm_file_end.
19455 (aof_file_end): Likewise.
19456 * arm-protos.h (thumb_call_via_reg): Declare.
19457 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19458 thumb_call_via_reg in normal case.
19460 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19462 PR middle-end/19084
19463 PR rtl-optimization/19348
19464 * recog.c (peephole2_optimize): Do global life update if some peephole
19465 decides it doesn't need at least one of its inputs and that change
19466 influences liveness at the start of the basic block.
19468 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19469 arguments instead of 1.
19471 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19473 PR middle-end/18820
19474 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19475 zero for nested functions needing a static chain or functions
19476 with a non-constant address.
19478 2005-01-13 Roger Sayle <roger@eyesopen.com>
19480 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19481 (and (sign_extend X) C) into (zero_extend (and X C)).
19483 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19485 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19487 2005-01-13 Richard Henderson <rth@redhat.com>
19492 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19493 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19494 not just TARGET_SSE.
19495 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19496 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19497 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19498 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19499 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19500 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19501 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19502 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19503 (movdicc_c_rex64): Rename with '*'.
19504 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19505 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19506 (movsfcc_1_387): Rename from movsfcc_1.
19507 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19508 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19509 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19510 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19511 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19512 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19513 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19514 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19515 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19516 sse_movdfcc_const0_4): Remove.
19517 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19518 recognize min/max early. Update for changed sse cmove patterns.
19519 (ix86_split_sse_movcc): New.
19520 * config/i386/i386-protos.h: Update.
19522 2005-01-13 Steven Bosscher <stevenb@suse.de>
19524 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19525 (fix_stmt_v_may_defs): Likewise.
19527 2005-01-13 Richard Henderson <rth@redhat.com>
19529 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19530 for converting the mask.
19532 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19534 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19537 2005-01-13 Richard Henderson <rth@redhat.com>
19539 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19540 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19541 IX86_BUILTIN_MOVDQ2Q): Remove.
19542 (IX86_BUILTIN_VEC_EXT_V4SI): New.
19543 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19544 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19546 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19547 (sse2_pextrw): Fix immediate constraint.
19548 (sse2_loadq, sse2_loadq_rex64): Remove.
19549 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19550 Use __builtin_ia32_vec_ext_<size>.
19551 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19553 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
19555 * function.c (assign_parm_setup_block): Look inside original
19556 entry_parm when inspecting PARALLEL.
19558 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19559 Joel Sherrill <joel@oarcorp.com>
19562 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19563 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19564 rtems_gxx_recursive_mutex_init.
19565 (__gthread_recursive_mutex_lock): New function.
19566 (__gthread_recursive_mutex_trylock): Likewise.
19567 (__gthread_recursive_mutex_unlock): Likewise.
19569 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19571 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19573 2005-01-13 Jan Beulich <jbeulich@novell.com>
19575 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19576 (ashrti3_internal): Indicate output is early clobber. Generate result
19577 into output rather than first input. Use move for low word of output
19578 if shift count is exactly 64.
19579 (lshrti3_internal): Likewise.
19581 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
19585 * reload1.c (delete_output_reload): Don't delete an output reload
19586 if the pseudo lives longer than a single basic block. Adjust and
19587 improve wording of comment.
19589 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
19592 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19593 of TYPE_SIZE where we mean the number of bytes.
19595 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
19597 * function.c (assign_parm_setup_block): Relax condition on
19598 multi-register optimization.
19600 2005-01-12 Nick Clifton <nickc@redhat.com>
19602 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19603 an "in_delay_slot" attribute of "no" to prevent them being used in
19604 delay slots. This is forbidden because they might generate
19607 2005-01-12 Alan Modra <amodra@bigpond.net.au>
19610 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19611 with r->Y and Y->r.
19613 2005-01-12 Nick Clifton <nickc@redhat.com>
19615 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19616 passed on to GAS) but do not define, as GAS no longer supports or
19617 needs the -m2000 option.
19619 2005-01-11 Roger Sayle <roger@eyesopen.com>
19621 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19622 type as args of unprototyped builtins aren't automatically promoted.
19623 (fold_builtin_abs): Likewise.
19625 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19627 * Makefile.in: Set a `build-warn' variable.
19629 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19631 PR tree-optimization/17949
19632 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19633 (find_interesting_uses_address): Use it.
19635 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
19637 * regrename.c (kill_value): Handle subreg's that won't simplify.
19639 2005-01-11 Richard Henderson <rth@redhat.com>
19642 * config/i386/i386.h (enum ix86_builtins): Move ...
19643 * config/i386/i386.c: ... here.
19644 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19645 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19646 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19647 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19648 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
19649 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19650 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19651 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19652 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19653 IX86_BUILTIN_LOADDDUP): Remove.
19654 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19655 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19656 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19657 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19658 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19659 (ix86_init_builtins): Make static.
19660 (ix86_init_mmx_sse_builtins): Update for changed builtins.
19661 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19662 if all the modes match. Otherwise, fake it.
19663 (get_element_number, ix86_expand_vec_init_builtin,
19664 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19665 (ix86_expand_builtin): Make static. Update for changed builtins.
19666 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19667 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
19668 (ix86_expand_vector_init_duplicate): New.
19669 (ix86_expand_vector_init_low_nonzero): New.
19670 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19671 Split out from ix86_expand_vector_init; handle integer modes.
19672 (ix86_expand_vector_init): Use them.
19673 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19674 * config/i386/i386-protos.h: Update.
19675 * config/i386/predicates.md (reg_or_0_operand): New.
19676 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19677 (movv2sf_internal): Likewise. And a splitter to match them all.
19678 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19679 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19680 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19681 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19682 (mmx_pinsrw): Fix operand ordering.
19683 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19684 rather than sse_loadss expander.
19685 (movv2df splitter): Similarly.
19686 (sse_loadss, sse_loadlss): Remove.
19687 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19688 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19689 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19690 (sse3_movddup): Rename with '*'.
19691 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19692 (sse2_loadsd): Remove.
19693 (vec_dupv2df_sse3): Rename from sse3_loadddup.
19694 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19695 (sse2_pinsrw): Fix argument ordering.
19696 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19697 (sse2_stored): Remove 'r' destination.
19698 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19699 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19700 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19701 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19702 vec_extractv16qi, vec_initv16qi): New.
19704 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19705 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19706 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19708 (_mm_load_pd, _mm_store_pd): Use plain dereference.
19709 (_mm_load_si128, _mm_store_si128): Likewise.
19710 (_mm_load1_pd): Use _mm_set1_pd.
19711 (_mm_load_sd): Use _mm_set_sd.
19712 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19713 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19714 (_mm_set_epi64): Use _mm_set_epi64x.
19715 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
19716 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
19717 _mm_setr_epi8): Use _mm_set_foo form.
19718 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
19719 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
19720 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
19721 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
19722 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
19723 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
19724 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
19725 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
19726 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
19727 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
19728 (_mm_movedup_pd): Use _mm_shuffle_pd.
19729 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
19730 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
19731 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
19732 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
19733 Use _mm_setzero_ps.
19734 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
19735 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
19736 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
19737 (_mm_store_ps): Use raw dereference.
19738 (_mm_store1_ps): Use _mm_storeu_ps.
19739 (_mm_storer_ps): Use _mm_store_ps.
19740 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
19741 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
19743 2005-01-11 Stan Shebs <shebs@apple.com>
19745 * config/rs6000/rs6000.c (machopic_output_stub): Issue
19746 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
19748 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
19751 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
19752 Skip all DECLs except for FIELD_DECLs.
19754 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19756 * config/s390/s390.c (override_options): Return error if
19757 -mbackchain, -mpacked-stack and -mhard-float are used together.
19758 (s390_va_start): Remove the backchain && packed-stack special case.
19759 (s390_gimplify_va_arg): Likewise.
19760 * doc/invoke.texi: Remove the ABI incompatibility note.
19762 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19764 * config/s390/s390.c (struct s390_frame_layout): Remove
19766 (s390_frame_info, s390_emit_prologue): Replace occurrences of
19767 save_backchain_p with TARGET_BACKCHAIN.
19769 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19772 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
19773 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
19774 * function.c (locate_and_pad_parm): Set new field.
19775 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
19776 Tweak where_pad test to include "none". Always set mem align for
19778 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
19779 not sufficient for type.
19780 (assign_parm_setup_block): If stack_parm is zero on entry, always
19781 make a new stack local. Block move old stack parm if necessary
19782 to new aligned stack local.
19783 (assign_parm_setup_stack): Use a block move to handle
19784 potentially misaligned entry_parm.
19785 (assign_parms_unsplit_complex): Specify required alignment when
19786 creating stack local.
19787 * calls.c (compute_argument_addresses): Override alignment of stack
19788 arg calculated from its type with the alignment given by
19789 FUNCTION_ARG_BOUNDARY.
19790 (store_one_arg): Likewise.
19792 2005-01-11 Jan Beulich <jbeulich@novell.com>
19794 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
19795 Change respective itanium_class attribute to ialu.
19796 (shladdp4_internal): New.
19797 * config/ia64/predicates.md (shladd_log2_operand): New.
19799 2005-01-11 Richard Henderson <rth@redhat.com>
19801 * expr.c (store_constructor): Use rtvec_alloc instead of
19802 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
19804 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
19806 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
19808 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19810 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
19811 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
19812 (TARGET_RWRELOC): Define.
19813 (ia64_rwreloc_section_type_flags): Delete.
19814 (ia64_section_type_flags): New function.
19815 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
19816 (TARGET_RWRELOC): Define.
19818 2005-01-10 David Mosberger <davidm@hpl.hp.com>
19821 * config/ia64/ia64.c (process_set): For alloc insn, only call
19822 process_epilogue is !frame_pointer_needed.
19824 2005-01-10 Roger Sayle <roger@eyesopen.com>
19827 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
19828 unary operator and can't be treated as a binary/comparison operator.
19830 2005-01-10 Richard Henderson <rth@redhat.com>
19832 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
19833 (ix86_return_in_memory): Likewise.
19834 (function_arg_advance): Likewise. Mirror structure in function_arg
19835 for choosing register to advance.
19837 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
19839 * tree-vectorizer.c, tree.def: Fix comment typos.
19841 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
19843 * config/s390/s390.c (struct processor_costs): 4 new fields:
19844 ddbr, ddr, debr, der.
19845 (s390_rtx_costs): More precise handling of divide instructions.
19847 2005-01-10 David Edelsohn <edelsohn@gnu.org>
19849 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
19851 2005-01-10 Jan Beulich <jbeulich@novell.com>
19853 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
19854 names resulting from -ffunction-sections/-fdata-sections and linkonce
19856 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
19857 based on the section name. Rearrange the section name comparison logic
19858 slightly so that each section name is compared against at most once.
19860 2005-01-10 Ben Elliston <bje@au.ibm.com>
19862 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
19863 targets for which -fPIC reduces limitations on the GOT size.
19865 2005-01-09 Falk Hueffner <falk@debian.org>
19867 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
19870 2005-01-09 David Edelsohn <edelsohn@gnu.org>
19873 * collect2.c (main): Set aixrtl_flag for -brtl option.
19874 (resolve_lib_name): Search for .so file extension before .a
19875 if aixrtl_flag set.
19877 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
19879 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
19880 (vect_analyze_data_refs_alignment): Add dump prints.
19882 2005-01-09 Ira Rosen <irar@il.ibm.com>
19884 * tree-vectorizer.c (vect_analyze_offset_expr): Use
19885 expr_invariant_in_loop_p.
19886 Initialize outputs first thing in the function.
19887 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19888 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19889 (vect_analyze_pointer_ref_access): Check that the initial condition of
19890 the access function is loop invariant.
19892 2005-01-09 Richard Henderson <rth@redhat.com>
19894 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19895 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
19896 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
19897 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19898 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19899 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19900 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19901 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19902 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19903 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19904 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19905 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19906 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19907 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19908 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19909 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19910 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19911 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19912 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19913 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19914 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19915 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19916 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19918 (mmx_clrdi, pavgusb): Remove.
19919 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19920 with leading sse_ prefix.
19921 * config/i386/sse.md: Receive them.
19922 * config/i386/mmx.md: New file.
19923 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19924 (subrv2sf3): Turn into expander for normal subtraction.
19925 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19926 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19927 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19928 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19929 commutative; use ix86_binary_operator_ok.
19930 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19931 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19932 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19933 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19934 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19935 Macroize from existing patterns; use ix86_binary_operator_ok.
19936 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19937 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19938 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19939 with vec_select+vec_concat.
19940 (mmx_pshufw, mmx_pshufw_1): Likewise.
19941 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19942 (mmx_uavgv4hi3): Model correctly.
19943 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19944 _mm_xor_si64): Remove casts.
19946 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19948 PR tree-optimization/19224
19949 * tree-scalar-evolution.c (get_instantiated_value,
19950 set_instantiated_value): New functions.
19951 (instantiate_parameters_1): Cache the results.
19952 (instantiate_parameters, resolve_mixers): Initialize and free
19955 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19957 * config/i386/i386.md (addhi_4): Correct reference in comment.
19960 2005-01-08 Richard Henderson <rth@redhat.com>
19962 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19963 (_mm_cvtsi128_si64x): Likewise.
19964 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19965 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19966 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19967 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19968 * config/i386/i386-protos.h: Update.
19969 * config/i386/i386.c (print_operand): Add 'H'.
19970 (ix86_fixup_binary_operands): Split out from ...
19971 (ix86_expand_binary_operator): ... here.
19972 (ix86_fixup_binary_operands_no_copy): New.
19973 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19974 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19975 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19976 (safe_vector_operand): Use CONST0_RTX.
19977 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19978 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19979 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19980 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19982 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19983 (IX86_BUILTIN_CMPNGESS): New.
19984 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19985 (attr type): Add sselog1.
19986 (attr unit, attr memory): Handle it.
19987 (movti, movti_internal, movti_rex64): Move near other integer moves.
19988 (movtf, movtf_internal): Move near other fp moves.
19989 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19990 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19991 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19992 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19993 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19994 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19995 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19996 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19997 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19998 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19999 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20000 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20001 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20002 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20003 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20004 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20005 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20006 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20007 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20008 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20009 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20010 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20011 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20012 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20013 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20014 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20015 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20016 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20017 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20018 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20019 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20020 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20021 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20022 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20023 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20024 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20025 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20026 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20027 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20028 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20029 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20030 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20031 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20032 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20034 (SSEPUSH, push<SSEPUSH>): Remove.
20035 (MMXPUSH, push<MMXPUSH>): Remove.
20036 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20037 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20038 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20039 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20040 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20041 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20042 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20043 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20044 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20045 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20046 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20047 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20048 (ppro_sse_log_V4SF): Handle sselog1.
20049 * config/i386/predicates.md (const_0_to_1_operand): New.
20050 (const_0_to_255_mul_8_operand): New.
20051 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20052 (const_2_to_3_operand, const_4_to_7_operand): New.
20053 * config/i386/sse.md: New file.
20054 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20055 (sse_movups): Rename from sse_movups_1.
20056 (sse_loadlss): Rename from sse_loadss_1.
20057 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20059 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20060 (absv4sf2, negv2df, absv2df): New.
20061 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20062 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20063 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20064 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20065 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20066 (sse3_addsubv4sf3): Model correctly.
20067 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20068 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20069 (sse_movhlps): Model with vec_select+vec_concat.
20070 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20071 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20072 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20073 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20074 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20075 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20076 sse2_pshufhw_1): Likewise.
20077 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20078 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20079 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20080 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20081 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20082 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20083 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20084 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20085 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20086 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20087 sminv8hi3): Mark commutative
20088 operands. Use ix86_binary_operator_ok.
20089 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20090 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20091 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20092 sse2_punpcklqdq): Allow operand2 in memory.
20093 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20094 sse2_movsd): Add memory alternatives.
20095 (sse_storelps): Turn expander into an insn; split after reload.
20096 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20097 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20099 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20101 * configure.ac (DWARF-2 debug_line): Use objdump.
20102 * configure: Regenerate.
20104 2005-01-08 Jeff Law <law@redhat.com>
20105 Diego Novillo <dnovillo@redhat.com>
20107 PR tree-optimization/18241
20108 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20109 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20110 statements with volatile operands.
20111 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20112 operands after marking a statement with has_volatile_ops.
20114 2005-01-08 Roger Sayle <roger@eyesopen.com>
20116 * tree.c (int_fits_type_p): Always honor integer constant
20117 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20119 2005-01-08 Roger Sayle <roger@eyesopen.com>
20121 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20122 the latent bug in rtl_delete_block has been resolved.
20124 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20126 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20127 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20129 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20131 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20132 library as @multilib_dir@/$(SHLIB_SONAME).
20134 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20136 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20137 * configure: Regenerate.
20139 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20141 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20144 2005-01-07 David Edelsohn <edelsohn@gnu.org>
20147 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20148 Convert non-word aligned offset address using ld/std into
20151 2005-01-07 Richard Henderson <rth@redhat.com>
20153 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20155 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
20157 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20159 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20161 PR tree-optimization/19283
20162 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20163 is not shorter than the original type.
20165 PR rtl-optimization/19012
20166 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20168 PR rtl-optimization/18861
20169 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20170 (FULL_STATE): Define.
20171 (mark_tablejump_edge): New function.
20172 (purge_dead_tablejump_edges): New function.
20173 (find_bb_boundaries): Use it.
20175 PR tree-optimization/18828
20176 * builtins.c (expand_builtin_next_arg): Remove argument and all
20177 the argument checking.
20178 (expand_builtin): Adjust caller.
20179 (expand_builtin_va_start): Likewise. Remove error for too many
20181 (fold_builtin_next_arg): Issue error for too many arguments.
20182 After checking arguments, replace them with magic arguments that
20183 prevent further checking of the args.
20185 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20187 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20189 2005-01-06 Roger Sayle <roger@eyesopen.com>
20192 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20193 and %{.S:...} (and their negative variants) to test whether the
20194 input file is assembler or pre-processed-assembler independent of
20195 the actual filename extension.
20197 2005-01-06 Roger Sayle <roger@eyesopen.com>
20199 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20200 of sign or zero extended values.
20202 2005-01-06 Geoffrey Keating <geoffk@apple.com>
20204 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20205 for IBM long double format correctly.
20207 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
20209 Fix PR tree-optimization/18792
20211 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20212 to first_loop_depth, and use loop depth instead of loop number.
20213 (build_classic_dir_vector): Ditto.
20214 (compute_data_dependences_for_loop): Use depth, not loop number.
20215 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20216 number. Pass in loops, instead of loop numbers.
20217 (gather_interchange_stats): Ditto.
20218 (linear_transform_loops): Ditto.
20220 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
20223 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20224 biv_fits_mode_p, extension_within_bounds_p): New functions.
20225 (check_ext_dependent_givs): Use them.
20227 2005-01-06 Roger Sayle <roger@eyesopen.com>
20229 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20230 more than one barrier, in which case we should delete them all.
20232 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
20234 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20236 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20238 Fix PR middle-end/19286
20240 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20241 output this subprogram, simply ignore this attempt to do it again.
20242 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20243 origin attribute if it's not possible.
20244 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20245 (decls_for_scope): Ditto.
20246 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20247 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20249 2005-01-05 Richard Henderson <rth@redhat.com>
20252 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20253 (bdesc_2arg): Use it.
20254 (ix86_expand_binop_builtin): Force operands into registers
20256 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20257 ix86_expand_sse_compare, ix86_expand_sse_comi,
20258 ix86_expand_builtin): Likewise.
20260 2005-01-05 Richard Henderson <rth@redhat.com>
20262 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20264 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20265 (mulv4hi3): Set itanium_class mmmul.
20266 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20267 (fpack): Rename from fpack_sfsf.
20269 2005-01-05 Richard Henderson <rth@redhat.com>
20272 * reload1.c (do_input_reload): Restrict the optimization deleteing
20273 a previous output reload to RELOAD_FOR_INPUT.
20275 2005-01-05 Steven Bosscher <stevenb@suse.de>
20277 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20278 comment that we fall through after case.
20279 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20280 (distribute_links): Likewise.
20281 * cse.c (cse_insn): Likewise.
20282 * cselib.c (cselib_invalidate_mem): Likewise.
20283 * df.c: Update comments at the top of the file.
20284 (read_modify_subreg_p): Update comments here too.
20285 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20286 * flow.c (mark_set_1): Likewise.
20287 (mark_used_regs): Likewise.
20288 * gcse.c (mems_conflict_for_gcse_p): Likewise.
20289 (canon_list_insert): Likewise.
20290 (mark_set): Likewise.
20291 (try_replace_reg): Likewise.
20292 (store_killed_in_insn): Likewise.
20293 * loop.c (count_one_set): Likewise.
20294 (basic_induction_var): Likewise.
20295 * postreload-gcse.c (find_mem_conflicts): Likewise.
20296 * postreload.c (reload_combine_note_store): Likewise.
20297 (move2add_note_store): Likewise.
20298 * reload.c (find_equiv_reg): Likewise.
20299 (mark_referenced_resources): Likewise.
20300 * rtlanal.c (set_noop_p): Likewise.
20301 (note_stores): Likewise.
20302 (note_uses): Likewise.
20303 * sched-deps.c (sched_analyze_1): Likewise.
20304 * sched-rgn.c (check_live_1): Likewise.
20305 (update_live_1): Likewise.
20306 * config/i860/i860.c: Likewise.
20308 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20310 (ZERO_EXTRACT): Mention that this one can be an lvalue.
20312 * doc/rtl.texi: Update documentation for bit-fields and SET.
20314 2005-01-05 Roger Sayle <roger@eyesopen.com>
20316 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20318 2005-01-05 Jan Hubicka <jh@suse.cz>
20319 Richard Henderson <rth@redhat.com>
20322 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20325 2005-01-05 Richard Henderson <rth@redhat.com>
20328 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20329 (sse_shufps): Change operand 3 to const_int_operand.
20330 (sse2_storelps): Fix typo in template.
20331 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20332 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20333 (ix86_expand_builtin): Likewise.
20335 2005-01-05 Julian Brown <julian@codesourcery.com>
20337 * config/arm/arm.c (arm_return_in_memory): Treat complex types
20338 as aggregates for AAPCS ABIs.
20340 2005-01-05 Stan Shebs <shebs@apple.com>
20342 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20343 Mach-O getters if ppc64.
20344 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20346 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20347 signed four-byte field for global code case.
20348 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20350 2005-01-05 Roger Sayle <roger@eyesopen.com>
20352 PR middle-end/19100
20353 * c-common.c: Include real.h.
20354 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20355 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20356 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20357 * Makefile.in (c-common.o): Update dependencies.
20359 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20361 * c-parse.in (asm_string): Add trailing semicolon.
20363 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20365 * c-parse.in (asm_string): New. Don't allow wide strings in
20367 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20368 asm_string instead of STRING.
20370 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20372 * c-typeck.c (constructor_no_implicit): Remove.
20373 (set_designator, process_init_element): Don't check
20374 constructor_no_implicit.
20376 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
20377 Kaz Kojima <kkojima@gcc.gnu.org>
20380 * lcm.c (create_pre_exit): New.
20381 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20382 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
20384 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20386 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20387 -msoft-float in target_float_switch.
20388 * arm.c (arm_override_options): Fix processing of target_float_switch.
20390 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20392 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20395 2004-01-05 Uros Bizjak <uros@kss-loka.si>
20397 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20398 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20400 2005-01-04 Roger Sayle <roger@eyesopen.com>
20402 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20403 if deleting the then-block allows the test-block to fallthru to the
20406 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20409 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20410 after the full declaration if the are in two different TUs.
20412 2005-01-04 Richard Henderson <rth@redhat.com>
20415 * tree-sra.c (generate_one_element_init): Just
20416 call gimplify_and_add.
20417 (generate_element_init): Record the
20418 new referenced variables and mark them for renaming
20419 and split out to ...
20420 (generate_element_init_1): This.
20421 (scalarize_init): Don't call push_gimplify_context/
20422 pop_gimplify_context.
20424 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20426 * toplev.c (get_src_pwd): Handle failure of getpwd().
20428 2005-01-04 Roger Sayle <roger@eyesopen.com>
20430 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20432 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20433 all the cases handled by it are inverted by invert_truthvalue.
20435 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20437 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20438 (save_register_windowsi): Likewise.
20440 2005-01-04 Richard Henderson <rth@redhat.com>
20442 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20444 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20446 PR middle-end/17767
20447 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20448 any simplifications of vector mode comparison operators.
20449 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20451 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20452 Devang Patel <dpatel@apple.com>
20454 PR tree-optimization/18308
20455 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20456 the operands before creating a new expression.
20457 * dojump.c (do_jump): Make drop_through_label available
20458 for all cases. Add expansion of COND_EXPR.
20460 2005-01-04 Ira Rosen <irar@il.ibm.com>
20462 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20463 INTEGER_CST instead of TREE_CONSTANT.
20464 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20465 instead of TREE_CONSTANT.
20466 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20467 instead of TREE_CONSTANT.
20469 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20471 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20473 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20476 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20477 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20479 2005-01-03 Richard Henderson <rth@redhat.com>
20481 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20482 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20483 fold_convert_const_real_from_real): Split out from ...
20484 (fold_convert_const): ... here.
20486 2005-01-03 Richard Henderson <rth@redhat.com>
20489 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20490 (mov<MMXMODEI>_internal): Likewise.
20491 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20492 Add V2SF case; use it for SSE1; don't use TI.
20493 (movdf_integer): Likewise.
20494 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20496 2005-01-03 Ira Rosen <irar@il.ibm.com>
20498 * tree-vectorizer.c (vect_strip_conversions): New function.
20499 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20500 check for binary class.
20502 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20506 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20508 * gimple-low.c (mark_blocks_with_used_vars): New function.
20509 (mark_blocks_with_used_subblocks): Ditto.
20510 (mark_used_blocks): Ditto.
20511 (pass_mark_used_blocks): New pass.
20512 * tree-inline.c: Include debug.h.
20513 (expand_call_inline): Call outlining_inline_function here.
20514 * tree-optimize.c (init_tree_optimization_passes): Add
20515 pass_mark_used_blocks.
20516 * tree-pass.h (pass_mark_used_blocks): New.
20517 * Makefile.in (tree-inline.o): Add debug.h dependency.
20519 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20521 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20522 VAR_DECLs to have weak_import attribute.
20524 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20527 2004-01-03 Steven Bosscher <stevenb@suse.de>
20529 * passes.c (rest_of_compilation): Don't run regmove if only
20530 flag_expensive_optimizations, require flag_regmove instead.
20532 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20534 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20536 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20537 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20538 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20539 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20541 2005-01-03 Richard Henderson <rth@redhat.com>
20543 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20544 (ia64_const_ok_for_letter_p): New.
20545 (ia64_const_double_ok_for_letter_p): New.
20546 (ia64_extra_constraint): New.
20547 (ia64_expand_vecint_compare): New.
20548 (ia64_expand_vcondu_v2si): New.
20549 (ia64_expand_vecint_cmov): New.
20550 (ia64_expand_vecint_minmax): New.
20551 (ia64_print_operand): Add 'v'.
20552 (ia64_preferred_reload_class): New.
20553 (ia64_vector_mode_supported_p): New.
20554 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20555 (PREFERRED_RELOAD_CLASS): Move to function.
20556 (CONST_OK_FOR_LETTER_P): Move to function.
20557 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20558 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20559 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20560 (EXTRA_CONSTRAINT): Move to function.
20561 * config/ia64/ia64.md: Include vect.md.
20562 (itanium_class): Add mmalua.
20564 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20566 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20567 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20569 (const_int_2bit_operand): New.
20570 (fr_reg_or_0_operand): New.
20571 * config/ia64/ia64-modes.def: Add vector modes.
20572 * config/ia64/ia64-protos.h: Update.
20573 * config/ia64/vect.md: New file.
20575 2005-01-03 Richard Henderson <rth@redhat.com>
20577 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20579 2005-01-03 Uros Bizjak <uros@kss-loka.si>
20582 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20584 (log1pdf2): Change mode of operands[0,1] to DFmode.
20586 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20588 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20589 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20590 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20591 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20592 SPARC_RELAXED_ORDERING.
20594 2005-01-03 Richard Henderson <rth@redhat.com>
20595 Uros Bizjak <uros@kss-loka.si>
20598 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20599 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20600 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20602 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20603 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20604 const_pow2_1_to_128_operand): New predicates.
20606 2005-01-02 Greg McGary <greg@mcgary.org>
20608 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20610 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20611 object. [ptr_type]: Remove unused variable.
20612 Remember nearest addressable array-element or record-component
20613 when checking bitfield components. Tolerate empty BIND_EXPR.
20615 2005-01-01 Richard Henderson <rth@redhat.com>
20617 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20618 that don't narrow the value. Fail for other conversions.
20620 2005-01-01 Richard Henderson <rth@redhat.com>
20623 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20624 * c-lang.c (finish_file): Don't do it here.
20625 * objc/objc-act.c (objc_finish_file): Likewise.
20627 * cgraph.c (decl_assembler_name_equal): New.
20628 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20629 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20630 * cgraph.h (struct cgraph_varpool_node): Add next.
20631 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20632 * varasm.c (assemble_alias): Mark the target as needed.
20634 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
20636 PR middle-end/19221
20637 * function.c (get_arg_pointer_save_area): Use entry_of_function
20638 instead of get_insns.
20640 2005-01-01 Roger Sayle <roger@eyesopen.com>
20641 Andrew Pinski <pinskia@physics.uc.edu>
20642 James E. Wilson <wilson@specifixinc.com>
20644 PR rtl-optimization/12092
20645 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20648 2005-01-01 Roger Sayle <roger@eyesopen.com>
20649 Olivier Hainque <hainque@act-europe.fr>
20651 * tree.c (int_fits_type_p): A narrower type always fits in a
20652 wider one, except for negative values into unsigned types.
20654 2005-01-01 Roger Sayle <roger@eyesopen.com>
20656 * tree.c (int_fits_type_p): Compare the result of force_fit_type
20657 with the original constant rather than require TREE_OVERFLOW.
20659 2005-01-01 Steven Bosscher <stevenb@suse.de>
20661 PR middle-end/17544
20662 * c-decl.c (finish_function): If compiling C99, annotate the
20663 compiler generated return with the current file name and line 0.
20664 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20665 the source line is greater than 0.
20666 (remove_bb): Likewise.