1 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
4 * c.opt (Wc++-compat): New.
5 * doc/invoke.texi (-Wc++-compat): Document.
6 * c-typeck.c (convert_for_assignment): Check for implicit
7 conversion void* -> T*.
9 2005-06-09 Gabriel Dos Reis <gdr@cs.tamu.edu>
11 * machmode.h (to_machine_mode): New.
12 * rtl.h (to_rtx_code): Likewise.
13 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
14 (print_c_condition): Convert return value of htab_find().
15 (apply_code_macro): Add explicit cast when convertin to enums.
16 (apply_mode_maps): Likewise.
17 (check_code_macro): Likewise.
18 (read_rtx_1): Likewise.
20 2005-06-09 Richard Henderson <rth@redhat.com>
22 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
23 Use SCALAR_FLOAT_MODE_P.
24 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
25 (fselect): Rename from fpcmp; use %F.
28 2005-06-09 Jan Hubicka <jh@suse.cz>
30 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
31 local statics when doing unit-at-a-time.
32 (cgraph_varpool_assemble_pending_decls): Output debug info.
33 * dwarf2out.c (decls_for_scope): Skip local statics.
34 (dwarf2out_decl): Handle local statics.
35 * passes.c (rest_of_decl_compilation): Do not differentiate
36 local and global statics in unit-at-a-time.
37 * tree-inline.c (remap_decls): Put local static into
38 unexpanded_vars_list rather than introducing duplicated VAR_DECL
41 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
43 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
46 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
48 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
49 * tree-flow.h (find_what_p_points_to): Add prototype.
50 (push_fields_onto_fieldstack): Ditto.
51 (sort_fieldstack): Ditto.
52 * tree-optimize.c (init_tree_optimization_passes): Add
53 pass_build_pta and pass_del_pta.
54 * tree-pass.h (pass_build_pta): New structure.
55 (pass_del_pta): Ditto.
56 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
57 using new alias analyzer.
58 (push_fields_onto_fieldstack): Removed from here.
59 (bitpos_of_field): Ditto.
60 (fieldoff_compare): Ditto.
61 * tree-ssa-structalias.c: New file.
62 * tree-ssa-structalias.h: Ditto.
64 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
66 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
69 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
71 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
72 * config/bfin/bfin.h (enum bfin_builtins): ... here.
74 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
76 * target.h (insn_valid_within_doloop): Rename into
77 "invalid_within_doloop". Change return type to "const char *".
79 * targhooks.h (default_insn_valid_within_doloop): Rename into
80 "default_invalid_within_doloop".
81 * targhooks.c (default_insn_valid_within_doloop): Likewise.
83 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
84 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
85 "default_invalid_within_doloop".
86 * hooks.c (hook_constcharptr_rtx_null): New function.
87 (hook_bool_rtx_true): Remove.
88 * hooks.h (hook_constcharptr_rtx_null): Declare.
89 (hook_bool_rtx_true): Remove.
90 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
91 "invalid_within_doloop" and print error message if non-null.
93 * doc/tm.texi: Update documentation.
94 * config/s390/s390.c: Adjust to new hook name and new default hook.
95 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
96 into "rs6000_invalid_within_doloop".
97 (rs6000_invalid_within_doloop): Change return type to "static const
98 char *" and replace return values. Update Comment.
100 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
102 * config/bfin/bfin.opt (mlong-calls): New.
103 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
104 if TARGET_LONG_CALLS.
106 2005-06-09 Richard Henderson <rth@redhat.com>
109 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
110 (struct tree_decl): Add gimple_reg_flag.
111 * integrate.c (copy_decl_for_inlining): Copy it.
112 * gimplify.c (internal_get_tmp_var): Set it.
113 (gimplify_bind_expr): Likewise.
114 (gimplify_function_tree): Likewise.
115 (gimplify_modify_expr_complex_part): New.
116 (gimplify_modify_expr): Use it.
117 * tree-gimple.c (is_gimple_reg_type): Allow complex.
118 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
120 * tree-complex.c (complex_lattice_t): New.
121 (complex_lattice_values, complex_variable_components): New.
122 (some_nonzerop, find_lattice_value, is_complex_reg,
123 init_parameter_lattice_values, init_dont_simulate_again,
124 complex_visit_stmt, complex_visit_phi, create_components,
125 update_complex_components, update_parameter_components,
126 update_phi_components, update_all_vops, expand_complex_move): New.
127 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
129 (update_complex_assignment): Use update_complex_components;
130 handle updates of return_expr properly.
131 (expand_complex_addition): Use complex lattice values.
132 (expand_complex_multiplication): Likewise.
133 (expand_complex_division): Likewise.
134 (expand_complex_libcall): Use update_complex_components.
135 (expand_complex_comparison): Use update_stmt.
136 (expand_complex_operations_1): Use expand_complex_move, retrieve
138 (tree_lower_complex): Compute lattice values.
139 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
140 (pass_lower_complex_O0): Rename from pass_lower_complex.
141 (pass_lower_complex, gate_no_optimization): New.
142 * tree-optimize.c (init_tree_optimization_passes): Update for
143 complex pass changes.
144 * tree-pass.h (pass_lower_complex_O0): Declare.
146 2005-06-08 Dale Johannesen <dalej@apple.com>
148 * config/darwin.c (darwin_binds_local_p): New.
149 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
150 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
151 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
152 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
154 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
156 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
157 rs6000_isel, rs6000_spe, rs6000_alignment_string,
158 rs6000_sched_restricted_insns_priority_str,
159 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
161 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
163 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
164 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
165 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
166 multiplier_allowed_in_address_p, get_address_cost): Ditto.
168 2005-06-08 Richard Henderson <rth@redhat.com>
170 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
171 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
172 Emit out3 load right after alloc.
174 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
176 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
177 rs6000_explicit_options.
179 2005-06-08 Richard Henderson <rth@redhat.com>
181 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
182 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
184 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
186 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
188 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
191 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
194 * config/sparc/sparc.c (sparc_fold_builtin): New function
195 (sparc_vis_mul8x16): New function.
196 (sparc_handle_vis_mul8x16): New function.
197 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
199 2005-06-08 David Edelsohn <edelsohn@gnu.org>
201 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
203 (call_indirect_nonlocal_aix64): Same.
204 (call_value_indirect_nonlocal_aix32): Same.
205 (call_value_indirect_nonlocal_aix64): Same.
208 (eq): Use CLZ splitter for compare with zero.
210 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
212 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
213 everything larger than 8 bytes in memory.
215 * config/bfin/bfin.h (enum bfin_builtins): New.
216 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
218 (csync, ssync): New insn patterns.
219 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
221 (def_builtin): New macro.
222 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
224 From Jie Zhang <jie.zhang@analog.com>
225 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
226 behavior of the native assembler in VDSP. So change accordingly.
228 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
230 * tree-data-ref.c (compute_estimated_nb_iterations,
231 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
232 analyze_subscript_affine_affine, find_data_references_in_loop):
233 Fixed to use chrec_contains_undetermined to test the values of
234 loop->estimated_nb_iterations.
235 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
236 Compute the estimation only when loop->estimated_nb_iterations
237 has not yet been initialized.
238 (convert_step_widening, scev_probably_wraps_p): Add a call to
239 estimate_numbers_of_iterations_loop.
240 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
242 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
245 * dwarf2out.c (add_loc_descr_op_piece): Move to the
246 DWARF2_DEBUGGING_INFO section.
248 2005-06-08 Richard Henderson <rth@redhat.com>
251 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
253 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
256 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
257 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
258 (TARGET_ASM_OUT): Add it.
259 * doc/tm.texi (Debugging Info): Document it.
260 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
261 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
262 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
263 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
264 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
265 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
266 (gen_inlined_tls_plt): Remove unused variable MEM.
267 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
268 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
269 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
270 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
272 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
273 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
274 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
275 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
277 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
278 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
279 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
280 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
282 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
283 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
284 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
285 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
287 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
288 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
289 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
290 (TARGET_GNU_TLS): Define to 1.
291 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
292 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
294 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
295 if TARGET_GNU_TLS only.
296 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
298 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
299 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
301 2005-06-07 Dale Johannesen <dalej@apple.com>
303 * config/i386/i386.md (movqi_1): Fix case where source
304 is memory and destination EDI.
306 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
308 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
310 2005-06-07 Eric Christopher <echristo@redhat.com>
312 * system.h: Poison EXTRA_CC_MODES.
313 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
314 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
315 * doc/md.texi (Jump Patterns): Replace reference to
316 EXTRA_CC_MODES with machine-modes.def.
317 * doc/rtl.texi (Machine Modes): Ditto.
319 2005-06-07 Richard Henderson <rth@redhat.com>
321 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
322 (assemble_start_function): Fix strcmp confusion.
324 2005-06-07 Uros Bizjak <uros@kss-loka.si>
326 * config/i386/i386.h (enum ix86_entity): New.
327 (enum ix86_stack_slot): New.
328 (OPTIMIZE_MODE_SWITCHING): Redefine to use
329 ix86_optimize_mode_switching[] array.
330 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
331 (MODE_NEEDED): Use ix86_mode_needed() function.
332 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
334 (struct machine_function): Use optimize_mode_switching[] array.
336 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
337 (ix86_mode_needed): New function.
338 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
339 correct stack positions for stored control words.
340 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
341 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
343 [IX86_BUILTIN_STMXCSR]: Same.
345 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
346 (emit_i387_cw_initialization): Change prototype.
347 (ix86_mode_needed): New prototype.
349 * config/i386/i386.md (i387_cw attribute): Change order of elements.
350 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
351 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
352 (*fist<mode>2_ceil_1): Change constant in call to
353 assign_386_stack_local to SLOT_TEMP.
354 (*fix_trunc<mode>_i387_1): Change constant in call to
355 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
356 Use new ix86_optimize_mode_switching[] array.
357 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
358 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
359 Use new ix86_optimize_mode_switching[] array.
360 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
361 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
362 Use new ix86_optimize_mode_switching[] array.
363 (frndintxf2_trunc): Change constants in call to
364 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
365 Use new ix86_optimize_mode_switching[] array.
366 (frndintxf2_mask_pm): Change constants in call to
367 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
368 Use new ix86_optimize_mode_switching[] array.
370 (define_peephole2): Change constant from 17 to FLAGS_REG;
372 2005-06-07 Richard Henderson <rth@redhat.com>
375 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
377 2005-06-07 Dale Johannesen <dalej@apple.com>
379 * tree-nested.c (finalize_nesting_tree_1): Disable
380 warn_padded around layout_type call.
382 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
384 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
387 2005-06-07 Eric Christopher <echristo@redhat.com>
389 * config/mips/predicates.md: Revert previous patch.
391 2005-06-07 Jakub Jelinek <jakub@redhat.com>
394 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
397 2005-06-07 Diego Novillo <dnovillo@redhat.com>
399 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
400 (thread_stats): New local variable.
401 (redirect_edges): Increment count of threaded edges.
402 (thread_through_all_blocks): Initialize thread_stats.
403 Display number of threaded jumps if TDF_STATS is enabled.
405 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
407 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
408 the current bit index with no modulo.
410 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
412 PR 18403 and meta PR 21861.
413 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
414 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
415 (evolution_function_is_invariant_rec_p,
416 evolution_function_is_invariant_p): New.
417 (chrec_convert): Use an extra parameter AT_STMT for refining the
418 information that is passed down to convert_step. Integrate the
419 code that was in count_ev_in_wider_type.
420 * tree-chrec.h (count_ev_in_wider_type): Removed.
421 (chrec_convert): Modify its declaration.
422 (evolution_function_is_invariant_p): Declared.
423 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
424 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
425 (scev_probably_wraps_p): Declared.
426 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
427 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
428 Use an extra parameter AT_STMT for refining the information that is
429 passed down to convert_step.
430 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
431 analyze_scalar_evolution_1): Initialize AT_STMT with the current
433 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
434 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
435 can_count_iv_in_wider_type to use convert_step.
436 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
437 code that is independent of the loop over the known iteration
438 bounds to convert_step_widening, the rest is moved to
439 proved_non_wrapping_p.
440 (scev_probably_wraps_p): New.
441 (can_count_iv_in_wider_type): Renamed convert_step.
442 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
443 Use scev_probably_wraps_p for computing init_is_max.
444 (vrp_visit_assignment): Pass the current analyzed statement to
445 adjust_range_with_scev.
446 (execute_vrp): Call estimate_numbers_of_iterations for refining the
447 information provided by scev analyzer.
449 2005-06-07 Eric Christopher <echristo@redhat.com>
451 * config/mips/predicates.md (sleu_operand): Use
452 IN_RANGE to specify range of operand.
454 2005-06-07 Steven Bosscher <stevenb@suse.de>
456 PR tree-optimization/21847
457 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
458 -fnon-call-exceptions, also mark statements inherently
459 necessary if they may throw.
461 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
463 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
464 ("type"): Add "sem" to 'type' attribute.
465 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
466 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
467 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
468 "*sync_compare_and_swap_ccsi"): New patterns.
469 * config/s390/2064.md: ("z_sem"): New insn_reservation.
470 * config/s390/2084.md: ("x_sem"): New insn_reservation.
471 * config/s390/s390.c: (s390_compare_emitted): New global variable.
472 (s390_emit_compare): Do not emit comparison again after cas.
473 * config/s390/s390.h (s390_compare_emitted): Declare.
475 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
477 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
478 sbitmap_iter_cond, sbitmap_iter_next): New.
479 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
480 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
481 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
482 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
484 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
486 * tree-ssa-address.c: New file.
487 * Makefile.in (tree-ssa-address.o): Add.
488 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
489 INDIRECT_REFs. Handle TARGET_MEM_REFs.
490 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
491 * tree-flow.h (struct mem_address): New.
492 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
493 (create_mem_ref, addr_for_mem_ref, get_address_description,
494 maybe_fold_tmr, multiplier_allowed_in_address_p,
495 multiply_by_cost): Declare.
496 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
497 * tree-pretty-print.c (dump_generic_node): Ditto.
498 * tree-ssa-loop-im.c (for_each_index): Ditto.
499 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
500 find_interesting_uses_address): Ditto.
501 (rewrite_address_base, build_addr_strip_iref): Removed.
502 (struct affine_tree_combination): Moved to tree-flow.h.
503 (get_ref_tag, copy_ref_info): New functions.
504 (rewrite_use_address): Produce TARGET_MEM_REFs.
505 (tree_ssa_iv_optimize): Do not call update_ssa
506 and rewrite_into_loop_closed_ssa.
507 (tree_to_aff_combination): Use build_fold_addr_expr instead of
508 build_addr_strip_iref.
509 (unshare_aff_combination): New function.
510 (fold_affine_sum): Removed.
511 (get_computation_at): Use get_computation_aff. Unshare the result.
512 (get_computation_aff, multiplier_allowed_in_address_p): New function.
513 (multiply_by_cost): Exported.
514 (get_address_cost): Use multiplier_allowed_in_address_p.
515 * tree-ssa-operands.c (get_tmr_operands): New function.
516 (get_expr_operands): Handle TARGET_MEM_REFs.
517 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
518 (build): Handle 7 arguments.
519 (build7_stat): New function.
520 * tree.def (TARGET_MEM_DEF): New.
521 * tree.h (REF_ORIGINAL): Removed.
522 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
523 TMR_TAG, build7): New macros.
524 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
525 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
526 * doc/c-tree.texi: Document TARGET_MEM_REF.
527 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
529 2005-06-07 Jakub Jelinek <jakub@redhat.com>
532 * dwarf2out.c (add_loc_descr_op_piece): New function.
533 (multiple_reg_loc_descriptor, concat_loc_descriptor,
534 loc_descriptor): Use it.
535 * var-tracking.c: Include regs.h and expr.h.
536 (emit_note_insn_var_location): Skip over pieces where offset
537 is smaller than previous offset plus previous piece mode size.
538 Optimize adjacent hard registers or memory locations.
539 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
541 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
543 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
545 * gimplify.c (gimplify_cond_expr): No need to fix up the
548 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
550 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
553 2005-06-07 Geoffrey Keating <geoffk@apple.com>
555 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
556 'stwux' instructions that are considered to be stack decrements.
558 * rtlanal.c (subreg_offset_representable_p): Handle objects
561 2005-06-06 Uros Bizjak <uros@kss-loka.si>
563 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
564 in call to pre_edge_lcm.
566 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
568 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
569 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
570 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
572 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
573 dwarf register number for SHmedia.
574 (shmedia_fallback_frame_state): New.
575 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
577 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
579 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
581 * c-lex.c (lex_string): Use XOBFINISH.
582 * collect2.c (extract_string, dump_file): Likewise.
583 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
584 * gcc.c (init_spec, build_search_list, convert_filename,
585 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
586 * genpreds.c (write_predicate_subfunction): Likewise.
587 * genflags.c (main): Likewise.
588 * read-rtl.c (mode_attr_index, apply_macro_to_string,
589 join_c_conditions, read_quoted_string, read_braced_string,
590 read_rtx_1): Likewise.
591 * stringpool.c (ggc_alloc_string): Likewise.
592 * tlink.c (obstack_fgets, recompile_files): Likewise.
594 2005-06-06 Jakub Jelinek <jakub@redhat.com>
596 * intl.h (G_): New macro.
597 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
598 instead of msgid for argument name.
599 * tree-ssa.c (warn_uninit): Likewise.
600 * c-parser.c (c_parser_error): Likewise.
601 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
602 * config/darwin-c.c (BAD): Likewise.
603 * config/c4x/c4x-c.c (BAD): Likewise.
604 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
605 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
606 * c-common.c (c_parse_error): Likewise.
607 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
608 warning0, pedwarn, error, sorry, fatal_error, internal_error):
610 (fnotice): Use cmsgid instead of msgid for argument name.
611 * gcov.c (fnotice): Likewise.
612 * protoize.c (notice): Likewise.
613 * final.c (output_operand_lossage): Likewise.
614 * gcc.c (fatal, notice): Likewise.
615 (error): Use gmsgid instead of msgid for argument name.
616 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
617 of msgid for argument name.
618 (error): Use gmsgid instead of msgid for argument name.
619 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
621 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
622 * tree-inline.c (inline_forbidden_p_1): Likewise.
623 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
624 conventions for marking translations.
625 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
627 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
630 * fold-const.c (operand_equal_p): Don't return 1, if element
631 chains for 2 VECTOR_CSTs are not the same length.
634 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
635 not all VECTOR_CST elements are given.
637 * combine.c (try_combine): Use hard_regno_nregs array instead of
638 HARD_REGNO_NREGS macro.
639 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
640 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
641 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
643 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
645 * tree-ssa-reassoc.o: New.
646 (OBJS-common): Add tree-ssa-reassoc.o
647 * timevar.def: Add TV_TREE_REASSOC
648 * tree-optimize.c (pass_reassoc): Add call.
649 * tree-pass.h (pass_reassoc): Add.
650 * tree-ssa-reassoc.c: New file.
652 2005-06-06 Eric Christopher <echristo@redhat.com>
655 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
657 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
659 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
660 HAVE_GAS_MAX_SKIP_P2ALIGN.
661 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
663 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
665 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
667 (mips-tdump.o): Likewise.
669 2005-06-06 Jan Hubicka <jh@suse.cz>
671 * predict.c (tree_predict_edge): Don't drop useless predictions;
672 check that it is not called too late in the game.
673 (gate_estimate_probability): New gate.
674 (pass_profile): Gate.
675 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
676 predictions; update CFG instead.
677 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
679 2005-06-06 Jie Zhang <jie.zhang@analog.com>
681 * config.gcc (bfin*-uclinux*): New.
682 * config/bfin/uclinux.h: New file.
684 2005-06-06 Ben Elliston <bje@au.ibm.com>
686 * doc/md.texi (Insn Splitting): Fix some wording.
688 2005-06-05 David Edelsohn <edelsohn@gnu.org>
690 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
691 (rs6000_emit_swdivdf): New function.
692 * config/rs6000/rs6000.md (fres): New pattern.
693 (divsf3): Add approximation through rs6000_emit_swdivsf.
695 (divdf3): Add approximation through rs6000_emit_swdivdf.
696 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
697 (rs6000_emit_swdivdf): Declare.
698 * config/rs6000/rs6000.opt (mswdiv): New option.
699 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
701 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
703 PR tree-optimization/21846
704 * tree-cfg.c (replace_uses_by): Update information stored at loops.
705 * tree-flow.h (substitute_in_loop_info): Declare.
706 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
707 Ensure that chrec_dont_know and chrec_known have a type.
708 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
710 2005-06-05 Steven Bosscher <stevenb@suse.de>
712 * config/i386/i386.c (x86_use_loop): Remove.
713 * config/i386/i386.h (x86_use_loop): Remove extern decl.
714 (TARGET_USE_LOOP): Remove.
715 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
716 Also remove related define_splits.
718 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
720 * tree-flow.h (stmt_ann_d): Move aux to ...
721 (tree_ann_common_d): ... here.
722 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
723 move_computations_stmt, schedule_sm): Update references to
725 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
726 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
727 call to set_stmt_info.
728 (vect_transform_loop): Likewise.
729 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
732 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
734 (vect_mark_relevant): Takes two additional arguments - live_p and
735 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
736 (vect_stmt_relevant_p): Differentiate between a live stmt and a
737 relevant stmt. Return two values = live_p and relevant_p.
738 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
739 vect_stmt_relevant_p with additional arguments. Phis are no longer
740 put into the worklist (analyzed seperately in analyze_scalar_cycles).
741 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
742 stmt that is marked as irrelevant and live, cause it's only used out
743 side the loop, may need to be vectorized (e.g. reduction).
744 (vect_analyze_operations): Examine phis. Call
745 vectorizable_live_operation for for LIVE_P stmts. Check if
747 (vect_analyze_scalar_cycles): Update documentation. Don't fail
748 vectorization - just classify the scalar cycles created by the loop
749 phis. Call vect_is_simple_reduction.
750 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
751 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
752 call to set_stmt_info.
753 (vect_get_vec_def_for_operand): Code reorganized - the code that
754 classifies the type of use was factored out to vect_is_simple_use.
755 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
756 additional arguments.
757 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
758 and computes a loop_vec_def.
759 (vectorizable_operation, vectorizable_load, vectorizable_condition):
761 (vectorizable_live_operation): New.
762 (vect_transform_stmt): Handle LIVE_P stmts.
763 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
764 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
765 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
766 (vect_is_simple_use): Determine the type of the def and return it
767 in a new function argument. Consider vect_reduction_def and
768 vect_induction_def, but for now these are not supported.
769 (vect_is_simple_reduction): New. Empty for now.
770 * tree-vectorizer.h (vect_def_type): New enum type.
771 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
772 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
773 (vect_is_simple_use): New arguments added to function declaration.
774 (vect_is_simple_reduction): New function declaration.
775 (vectorizable_live_operation): New function declaration.
777 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
778 (vect_can_advance_ivs_p): Likewise.
779 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
781 2005-06-05 Eric Christopher <echristo@redhat.com>
783 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
785 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
788 * config/mmix/mmix.md ("*movdicc_real_foldable")
789 ("*movdfcc_real_foldable", "*bCC_foldable")
790 ("*bCC_inverted_foldable"): Specify DImode for register being
793 2005-06-04 Roger Sayle <roger@eyesopen.com>
795 * reg-stack.c (struct block_info_def): Correct grammar typo.
796 (compensate_edge): Clean-up. Perform as little work as possible
797 when src and dest stacks match. Avoid modifying block_info.
798 Reorder and simplify assertion checks. Avoid unnecessary copying
799 of regstack structure.
800 (convert_regs_1): Set the done flag here...
801 (convert_regs_2): ... instead of here.
803 2005-06-04 Dale Johannesen <dalej@apple.com>
805 * config/rs6000/rs6000.c (no_global_regs_above): New.
806 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
807 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
808 (rs6000_conditional_register_usage): Don't put Darwin PIC
809 register in global_regs.
810 (rs6000_stack_info): Don't set lr_save_p just because Darwin
812 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
813 if not done by lr_save_p.
814 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
815 Use rotate instead of ashift.
816 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
817 (call_value_indirect_nonlocal_sysv): Ditto.
819 2005-06-04 Jan Hubicka <jh@suse.cz>
821 * cgraphunit.c (cgraph_reset_node): Break out from ...
822 (cgraph_finalize_function): ... here.
823 (cgraph_finalize_compilation_unit): Reset nodes where backend
826 2005-06-04 Richard Henderson <rth@redhat.com>
829 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
830 until we've passed initial ldgp.
832 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
834 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
835 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
836 * expr.c (expand_var): Ditto.
837 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
838 * gimplify.c (gimplify_decl_expr): Ditto.
839 (gimplify_expr): Ditto.
840 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
841 * tree.c (value_expr_for_decl): New.
842 (print_value_expr_statistics): New.
843 (init_ttree): Init value_expr_for_decl.
844 (decl_value_expr_lookup): New.
845 (decl_value_expr_insert): Ditto.
846 (copy_node_stat): Copy DECL_VALUE_EXPR status.
847 * tree.h (DECL_VALUE_EXPR): Use hashtable.
848 (SET_DECL_VALUE_EXPR): New.
849 (DECL_HAS_VALUE_EXPR_P): New.
851 2005-06-04 Steven Bosscher <stevenb@suse.de>
853 * lcm.c: Move all mode-switching related functions from here...
854 * mode-switching.c: ...to this new file.
855 * doc/passes.texi: Update accordingly.
857 * basic-block.h (label_value_list): Remove extern decl.
858 * cfgrtl.c (label_value_list): Remove.
859 (can_delete_label_p): Don't look at it.
860 * cfgcleanup.c (cleanup_cfg): Don't free it.
862 * common.opt: Don't refer to non-existing flag_alias_check.
864 2005-06-04 David Edelsohn <edelsohn@gnu.org>
866 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
868 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
870 * function.c (prologue, epilogue, sibcall_epilogue): Change
871 their types to VEC(int,heap)*.
872 (free_after_compilation): Free the three vectors above.
873 (init_function_for_compilation, record_insns, contains,
874 prologue_epilogue_contains, sibcall_epilogue_contains,
875 reposition_prologue_and_epilogue_notes): Use VEC instead of
876 VARRAY. (init_function_once): Remove.
877 * function.h: Remove the prototype for init_function_once.
878 * toplev.c (backend_init): Don't call init_function_once.
880 2005-06-04 Jan Hubicka <jh@suse.cz>
882 * predict.c (tree_predict_edge): Do not predict entry edge and
883 single succestor edge.
885 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
888 * c-typeck.c (push_init_level): Don't pop levels without braces if
891 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
893 * tree-data-ref.c (compute_self_dependence): New function.
894 (compute_all_dependences): Use it.
896 2005-06-03 Geoffrey Keating <geoffk@apple.com>
898 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
899 (c_parser_expr_list): Don't use chainon().
901 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
902 when -isysroot passed.
904 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
907 * c-decl.c (start_function): Restore label_context_stack_se and
908 label_context_stack_vm if returning with an error.
910 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
912 * configure.ac: Check declaration for asprintf, needed by
914 * configure: Regenerate.
915 * config.in: Likewise.
917 2005-06-03 Diego Novillo <dnovillo@redhat.com>
919 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
921 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
922 range to varying in cast expressions that change
925 2005-06-03 Eric Christopher <echristo@redhat.com>
927 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
930 2005-06-03 Jan Hubicka <jh@suse.cz>
932 * basic-block.h (remove_predictions_associated_with_edge): Declare.
933 * cfg.c (remove_edge): Use it.
934 * predict.c (remove_predictions_associated_with_edge): New function.
936 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
938 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
939 Clear call_realy_used_regs[r2] when ABI_AIX.
941 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
944 * fold-const.c (fold_binary): Fix type mismatches in folding
947 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
949 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
952 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
954 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
956 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
958 * reload1.c (reload): Revert my previous patch.
960 2005-06-03 Nick Clifton <nickc@redhat.com>
962 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
965 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
967 PR tree-optimization/21849
968 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
970 2005-06-02 Richard Henderson <rth@redhat.com>
972 * Makefile.in (tree-vect-generic.o): New.
973 (OBJS-common, GTFILES, s-gtype): Add it.
974 * tree-complex.c (build_replicated_const, vector_inner_type,
975 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
976 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
977 do_negate, expand_vector_piecewise, expand_vector_parallel,
978 expand_vector_addition, expand_vector_operation,
979 type_for_widest_vector_mode, expand_vector_operations_1,
980 gate_expand_vector_operations, expand_vector_operations,
981 pass_lower_vector_ssa): Move to tree-vect-generic.c.
982 (tree_lower_complex): Rename from tree_lower_operations.
983 (pass_lower_complex): Rename from pass_pre_expand.
984 * tree-vect-generic.c: New file.
985 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
986 (pass_lower_vector): New.
987 * tree-optimize.c (init_tree_optimization_passes): Update to match.
989 2005-06-02 Richard Henderson <rth@redhat.com>
991 * modulo-sched.c (doloop_register_get): Protect against
992 doloop_end not defined.
994 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
996 * config/sh/sh.c (general_movsrc_operand,
997 general_movdst_operand, arith_reg_operand, arith_reg_dest,
998 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
999 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1000 xor_operand, cmp_operand, logical_operand, and_operand,
1001 fpscr_operand, fpul_operand, symbol_ref_operand,
1002 commutative_float_operator, noncommutative_float_operator,
1003 unary_float_operator, binary_float_operator,
1004 binary_logical_operator, equality_comparison_operator,
1005 greater_comparison_operator, less_comparison_operator,
1006 shift_operator, logical_operator, target_reg_operand,
1007 target_operand, mextr_bit_offset, extend_reg_operand,
1008 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1009 general_extend_operand, ua_address_operand,
1010 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1011 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1012 shift_count_reg_operand, shift_count_operand,
1013 unaligned_load_operand): Move to ...
1014 * config/sh/predicates.md: ... here.
1015 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1018 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1020 * tree.c (build_common_builtin_nodes): Fix the return type on
1023 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1025 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1026 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1027 (strip_offset_1): Likewise.
1028 (tree_to_aff_combination): Likewise.
1030 2005-06-02 DJ Delorie <dj@redhat.com>
1032 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1035 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1037 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1038 binary operations with the correct types.
1039 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1040 for all computation.
1042 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1044 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1045 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1047 * doc/install.texi: Fix a typo.
1049 2005-06-02 Jan Hubicka <jh@suse.cz>
1051 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1052 inline functions are not local.
1054 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1056 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1058 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1061 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1063 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1066 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1068 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1070 (s390_dump_pool): Likewise.
1071 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1072 (s390_chunkify_start): Likewise.
1073 (s390_dump_execute): Remove.
1074 (s390_reorg): Handle out-of-pool execute templates.
1076 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1078 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1081 2005-06-02 Jan Hubicka <jh@suse.cz>
1083 * cgraph.c (cgraph_node): Maintain master clones.
1084 (cgraph_remove_node): Likewise.
1085 (availability_names): New static variable.
1086 (dump_cgraph_node): Dump availability.
1087 (dump_cgraph_varpool_node): Likewise.
1088 (cgraph_is_master_clone, cgraph_master_clone,
1089 cgraph_function_body_availability,
1090 cgraph_variable_initializer_availability): New functions.
1091 * cgraph.h (availability): New enum.
1092 (struct cgraph_node): Add master_clone.
1093 (cgraph_is_master_clone, cgraph_master_clone,
1094 cgraph_function_body_availability,
1095 cgraph_variable_initializer_availability): Declare.
1096 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1097 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1098 * ipa-inline.c (cgraph_decide_inlining): Do not call
1099 cgraph_remove_unreachable_nodes.
1101 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1104 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1107 * tree-vrp.c (nonnull_arg_p): New.
1108 (get_value_range): Call it.
1110 2005-06-02 Eric Christopher <echristo@redhat.com>
1112 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1114 (mips_rtx_cost_data): New datatype.
1115 (MEMORY_MOVE_COST): Use data from structure.
1116 (BRANCH_COST): Ditto.
1117 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1118 * config/mips/mips.md (cpu): Rework for processor_type changes.
1119 * config/mips/mips.c (mips_cost): New variable.
1120 (DEFAULT_COSTS): Define.
1121 (mips_rtx_cost_data): New.
1122 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1123 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1124 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1125 (override_options): Set cost data.
1126 (mips_register_move_cost): Formatting changes.
1127 (bdesc_arrays): Use PROCESSOR_MAX.
1128 (mips_init_builtins): Ditto.
1130 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1133 * doc/invoke.texi: Document -ftree-vrp.
1135 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
1137 PR tree-optimization/21734
1138 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1139 phi_result when current_def is not available.
1140 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1143 2005-06-02 David Edelsohn <edelsohn@gnu.org>
1145 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1146 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1148 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1150 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1152 2005-06-02 Jan Hubicka <jh@suse.cz>
1154 * cgraph.c (dump_cgraph_node): Print new flags.
1155 (dump_cgraph_varpool_node): Likewise.
1156 (decide_variable_is_needed): Initialize externally_visible flag.
1157 * cgraph.h (cgraph_local_info): Add externally_visible flag.
1158 (cgraph_varpool_node): Likewise.
1159 (cgraph_function_flags_ready): Declare.
1160 * cgraph.c (cgraph_mark_local_functions): Rename to ...
1161 (cgraph_function_and_variable_visibility) ... this one; handle
1162 externally_visible flags.
1163 (decide_is_function_needed): Set externally_visible flag.
1164 (cgraph_finalize_function): Deal properly with early cleanups.
1165 (cgraph_optimize): Update call of
1166 cgraph_function_and_variable_visibility.
1168 2005-06-02 Steven Bosscher <stevenb@suse.de>
1169 Mostafa Hagog <mustafa@il.ibm.com>
1171 * cfgloop.h (doloop_condition_get): Make external.
1172 * loop-doloop.c (doloop_condition_get): Generalize to make it
1173 usable in modulo-sched.c.
1174 * modulo-sched.c (doloop_register_get): Use
1175 doloop_condition_get instead of duplicating it.
1177 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1179 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
1180 the correct set of init_insns that need deletion.
1181 * local-alloc.c (update_equiv_regs): When substituting sole definition
1182 into sole use of a reg, delete it from liveness information.
1184 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1186 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1188 2005-06-01 Diego Novillo <dnovillo@redhat.com>
1190 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1191 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1192 * fold-const.c (invert_tree_comparison): Make extern.
1193 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1194 (struct value_range_def): Limewise.
1195 (get_value_range): Remove.
1196 (dump_value_range): Remove.
1197 (dump_all_value_ranges): Remove.
1198 (debug_all_value_ranges): Remove.
1199 (vrp_evaluate_conditional): Declare.
1200 * tree-ssa-propagate.c (struct prop_stats_d): Add field
1202 (substitute_and_fold): Add argument use_ranges_p.
1204 If use_ranges_p is true, call fold_predicate_in to fold
1205 predicates using range information.
1206 Ignore ASSERT_EXPRs.
1207 Change debugging output to only show statements that have been
1209 (replace_phi_args_in): Move debugging output code from
1210 substitute and fold.
1211 (fold_predicate_in): New local function.
1212 * tree-ssa-propagate.h (enum value_range_type): Move from
1214 (struct value_range_d): Likewise.
1216 (value_range_t): Rename from value_range.
1217 * tree-vrp.c (found_in_subgraph): Rename from found.
1218 (get_opposite_operand): Remove.
1219 (struct assert_locus_d): Declare.
1220 (assert_locus_t): Declare.
1221 (need_assert_for): Declare.
1222 (asserts_for): Declare.
1223 (blocks_visited): Declare.
1224 (vr_value): Declare.
1225 (set_value_range): Add argument 'equiv'.
1226 Don't drop to VARYING ranges that cover all values in the
1228 Make deep copy of equivalence set 'equiv'.
1229 (copy_value_range): New local function.
1230 (set_value_range_to_undefined): New local function.
1231 (compare_values): Return -2 if either value has overflowed.
1232 (range_includes_zero_p): New local function.
1233 (extract_range_from_assert): Flip the predicate code if the
1234 name being asserted is on the RHS of the predicate.
1235 Avoid creating unnecessary symbolic ranges if the comparison
1236 includes another name with a known numeric range.
1237 Update the equivalnce set of the new range when asserting
1239 (extract_range_from_ssa_name): Update the equivalence set of
1240 the new range with VAR.
1241 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1242 If -fwrapv is used, set the resulting range to VARYING if the
1243 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1244 TYPE_MAX_VALUE to represent -INF and +INF.
1245 Fix handling of *_DIV_EXPR.
1246 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1247 ABS_EXPR properly by switching the range around if necessary.
1248 (extract_range_from_comparison): New local function.
1249 (extract_range_from_expr): Call it.
1250 (adjust_range_with_scev): Do not adjust the range if using
1251 wrapping arithmetic (-fwrapv).
1252 (dump_value_range): Also show equivalence set.
1253 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1254 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1255 (infer_value_range): Change return value to bool.
1256 Add arguments 'comp_code_p' and 'val_p'.
1257 Do not attempt to infer ranges from statements that may throw.
1258 Store the comparison code in comp_code_p.
1259 Store the other operand to be used in the predicate in val_p.
1260 (dump_asserts_for): New.
1261 (debug_asserts_for): New.
1262 (dump_all_asserts): New.
1263 (debug_all_asserts): New.
1264 (register_new_assert_for): New.
1265 (register_edge_assert_for): New.
1266 (find_conditional_asserts): New.
1267 (find_assert_locations): New.
1268 (process_assert_insertions_for): New.
1269 (process_assert_insertions): New.
1270 (insert_range_assertions): Initialize found_in_subgraph,
1271 blocks_visited, need_assert_for and asserts_for.
1272 Call find_assert_locations and process_assert_insertions.
1273 (remove_range_assertions): Add more documentation.
1274 (vrp_initialize): Change return type to void.
1275 Do not try to guess if running VRP is worth it.
1276 (compare_name_with_value): New.
1277 (compare_names): New.
1278 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
1279 use_equiv_p is true, call compare_names and
1280 compare_name_with_value to compare all the ranges for every
1281 name in the equivalence set of the predicate operands.
1283 (vrp_meet): Try harder not to derive a VARYING range.
1284 If two values meet, the resulting equivalence set is the
1285 intersection of the two equivalence sets.
1286 (vrp_visit_phi_node): Call copy_value_range to get the current
1287 range information of the LHS.
1288 (vrp_finalize): Create a value vector representing all the
1289 names that ended up with exactly one value in their range.
1290 Call substitute_and_fold.
1291 (execute_vrp): Document equivalence sets in ranges.
1292 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1293 (struct tree_ssa_name): Remove field value_range.
1294 (invert_tree_comparison): Declare.
1296 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
1298 Fix PR tree-optimization/21839
1300 * gimplify.c (zero_sized_field_decl): New function.
1301 (gimplify_init_ctor_eval): Use it.
1303 2005-06-01 Josh Conner <jconner@apple.com>
1306 * gimplify.c (gimplify_init_constructor): Don't spill initializer
1307 to read-only memory if it's sparse.
1309 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
1311 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
1312 Add documentation for REG_SETJMP
1314 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1316 * stmt.c (expand_case): Use build_int_cst.
1317 (node_has_low_bound): Likewise, and correct type mismatch.
1318 (node_has_high_bound): Likewise.
1319 * fold-const.c (fold_binary): Ensure we build trees
1320 with the correct types - undo what STRIP_NOPS possibly did.
1322 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1324 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1325 * fold-const.c (fold_indirect_ref_1): No longer static.
1326 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1327 folding, if possible.
1329 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
1331 * common.opt (fjump-tables): New.
1332 * doc/invoke.texi (-fno-jump-tables): Document.
1333 * stmt.c (expand_end_case_type): Do not emit jump tables unless
1336 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
1338 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1339 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1340 (sunlt, sunle): Enable patterns on VFP.
1342 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1343 f_stored, f_flag, f_cvt.
1344 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1345 Include arm1020e.md.
1346 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
1347 the ds and fmac pipelines. Re-work all load and store patterns and
1348 all conversion patterns to use new attributes. Adjust reservation
1349 descriptions accordingly.
1350 * arm1020e.md: New file.
1351 * t-arm: Add dependency.
1353 2005-06-01 Jan Hubicka <jh@suse.cz>
1355 * except.c (struct eh_region): Kill unused fields.
1356 * basic-block.h (struct basic_block_def): Likewise.
1358 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
1360 PR rtl-optimization/21767
1361 * rtl.h (function_invariant_p): Re-add declaration.
1362 * reload1.c (function_invariant_p): No longer static.
1363 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1364 might have become invalid.
1366 2005-06-01 Jakub Jelinek <jakub@redhat.com>
1370 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1371 on variable sizes types if a decl is a pointer to a VLA.
1372 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1373 Call gimplify_type_sizes on aggregate fields. Prevent infinite
1376 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1378 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1379 _mm_set_ps, _mm_setr_ps): Add __extension__.
1380 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1381 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1382 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1384 (_mm_clflush): Don't use return in void function.
1386 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1387 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1388 Use __inline instead of inline.
1390 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1392 * fold-const.c (fold_binary): Fix types in strlen vs.
1393 zero comparison folding.
1395 2005-06-01 Richard Henderson <rth@redhat.com>
1397 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1398 * config.in, configure: Rebuild.
1399 * config/alpha/alpha.c (print_operand): Add 'j'.
1400 * alpha.md (divmodsi_internal_er_1): Use it.
1401 (divmoddi_internal_er_1): Likewise.
1403 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1405 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1406 * opts.h (print_filtered_help): Delete.
1407 * opts.c (handle_option, decode_options): Remove calls to
1409 (print_target_help): New function.
1410 (common_option, print_help): Call print_target_help instead of
1411 display_target_options.
1412 (print_filtered_help): Make static.
1413 * toplev.h (display_target_options, set_target_switch): Delete.
1414 * toplev.c (target_switches, target_options, display_target_options)
1415 (set_target_switch): Delete.
1416 (print_switch_values): Remove handling of TARGET_SWITCHES and
1418 (default_get_pch_validity): Likewise. Only treat target_flags
1419 specially if targetm.check_pch_target_flags is nonnull.
1420 (pch_option_mismatch): New function.
1421 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1422 and TARGET_OPTIONS. Only treat target_flags specially if
1423 targetm.check_pch_target_flags is nonnull.
1424 * config/ia64/ia64.c (ia64_override_options): Don't mention
1425 TARGET_OPTIONS in comment.
1426 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1427 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1428 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1429 interaction with TARGET_SWITCHES.
1430 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1432 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1434 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1436 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1437 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1438 (cut2_workaround_str): Delete.
1439 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1440 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1441 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1442 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1443 (mgettrcost=, multcost=): New options.
1445 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1447 * opts.h (cl_option_state): New structure.
1448 (get_option_state): Declare.
1449 * opts.c (get_option_state): New function.
1450 * toplev.c (option_affects_pch_p): New function.
1451 (default_get_pch_validity): Store the state of all options for which
1452 option_affects_pch_p returns true.
1453 (default_pch_valid_p): Check the state of those options here.
1454 Only check target_flags separately if targetm.check_pch_target_Flags
1455 is nonnull or if TARGET_SWITCHES is defined.
1457 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1459 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1462 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1464 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1466 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1468 * gcse.c (compute_transp, load_killed_in_block): Use
1471 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1474 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1476 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1478 * errors.h (warning, error, fatal, internal_error): Add printf
1480 * genmodes.c (make_vector_mode): Fix format arguments.
1482 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1484 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1485 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1486 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1487 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1488 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1489 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1490 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1491 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1492 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1493 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1494 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1495 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1496 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1497 errors.h and include toplev.h if necessary.
1499 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1500 errors.h otherwise include toplev.h.
1502 * Makefile.in: Update dependencies.
1504 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1506 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1508 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1510 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1511 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1512 be complemented for big-endian. Mask for AND must be rotated,
1513 not shifted. Handle short operands with NOT on the memory
1516 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
1518 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1519 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1520 * dwarf2out.c (dwarf2out_var_location): Ditto.
1521 * toplev.c (default_tree_printer): Ditto.
1522 * tree-outof-ssa.c (create_temp): Ditto.
1523 * tree-sra.c (instantiate_element): Ditto.
1524 * var-tracking.c (track_expr_p): Ditto.
1525 * tree.c (struct tree_map): New structure.
1526 (debug_expr_for_decl): New.
1527 (tree_map_eq): New function.
1528 (tree_map_hash): Ditto.
1529 (tree_map_marked_p): Ditto.
1530 (print_debug_expr_statistics): Ditto.
1531 (decl_debug_expr_lookup): Ditto.
1532 (decl_debug_expr_insert): Ditto.
1533 (dump_tree_statistics): Dump debug_expr hashtable stats.
1534 * tree.h (DECL_DEBUG_EXPR): Change
1535 (SET_DECL_DEBUG_EXPR): Add.
1537 2005-06-01 Alan Modra <amodra@bigpond.net.au>
1539 * configure.ac: Add --enable-secureplt.
1540 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1541 * config.in: Regenerate.
1542 * configure: Regenerate.
1543 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1544 rs6000/secureplt.h to tm_file when enable_secureplt.
1545 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1546 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1547 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1548 * config/rs6000/secureplt.h: New file.
1549 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1550 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1552 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1553 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1554 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1555 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1556 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1557 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1558 TARGET_SECURE_PLT got register load sequence.
1559 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1561 (rs6000_elf_declare_function_name): Don't emit toc address offset
1562 word when TARGET_SECURE_PLT.
1563 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1564 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1565 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1566 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1568 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1569 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1571 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1572 (__trampoline_setup): Likewise. Init r30 before plt call.
1574 2005-05-31 DJ Delorie <dj@redhat.com>
1576 * expr.c (convert_move): When a partial_int requires multiple
1577 conversion steps, make sure successive steps convert the
1578 intermediate value, not the original value.
1580 * expmed.c (expand_mult): Convert partial_int multiplies to
1581 shift/add combinations too.
1583 * genmodes.c (mode_data): Add wider_2x.
1584 (calc_wider_mode): Calculate twice-wider mode too.
1585 (emit_mode_wider): Emit twice-wider mode too.
1586 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1587 * expr.c (expand_expr_real_1): Use it for expanding
1590 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1592 PR tree-optimization/21817
1593 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1595 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
1597 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1600 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1604 * fold-const.c (fold_checksum_tree): Copy types also if
1605 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1606 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1608 Tail recurse TREE_LIST's TREE_CHAIN.
1610 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1613 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1614 SSA_NAME twice and cause the loop to become finite. Remove the test
1617 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1619 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1622 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
1624 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1625 the documentation to make it more future-proof.
1626 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1627 * target.h (gcc_target): Add check_pch_target_flags.
1628 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1629 (TARGET_INITIALIZER): Include it.
1630 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1631 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1632 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1633 (sh_check_pch_target_flags): New function.
1634 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1636 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
1638 * fold-const.c (extract_array_ref): Handle more cases,
1639 do some useful canonicalization of the base.
1640 (fold_binary): Explicitly deal with arrays of zero-sized
1641 structures during folding of &a[i] == &a[j].
1643 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
1645 * doc/install.texi (sparc-sun-solaris2*): Update note
1646 about Sun bug 4910101.
1647 (sparc-sun-solaris2.7): Document bootstrap
1648 failure with Sun WorkShop 6 99/08/18 as.
1650 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
1652 * loop.c (loop_invariant_p, valid_initial_value_p): Use
1653 regs_invalidated_by_call instead of call_used_regs.
1655 2005-05-30 Paolo Carlini <pcarlini@suse.de>
1658 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1660 * doc/extend.texi: Add clog, clogf, clogl.
1662 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
1665 * c-pragma.c: Include "vec.h".
1666 (handle_pragma_visibility): Use VEC.
1668 * doc/invoke.texi: Remove the nested visibility push limit.
1670 2005-05-30 Roger Sayle <roger@eyesopen.com>
1672 PR rtl-optimization/15422
1673 * reg-stack.c (starting_stack_p): New static global.
1674 (straighten_stack): Delete prototype. Change to update the stack
1675 before the current insn.
1676 (subst_stack_regs): Update call to straighten stack.
1677 (emit_swap_insn): Delete prototype. For the first insn in a
1678 basic block, update stack_in instead of emitting a real swap.
1679 (change_stack): When changing the stack before the first insn
1680 in a basic block, update stack_in instead of emitting real code.
1681 (compensate_edges): Clear starting_stack_p during compensation.
1682 (convert_regs_1): Keep track of starting_stack_p whilst processing
1685 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1687 * tree-ssa-ccp.c (const_val): Make it static.
1689 2005-05-29 Geoffrey Keating <geoffk@apple.com>
1692 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1693 pattern involving `:P'.
1695 * Makefile.in (install-cpp): Depend on installdirs.
1697 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1699 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
1701 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1702 elim_graph_add_edge, elim_graph_remove_succ_edge,
1703 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
1706 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1708 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
1709 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
1710 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
1711 follow spelling conventions in error/dump messages.
1713 2005-05-29 Roger Sayle <roger@eyesopen.com>
1714 Richard Henderson <rth@redhat.com>
1716 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
1717 if the RHS isn't suitable for calling emit_move_insn.
1719 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1721 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
1722 fold_unary and fold_binary.
1724 2005-05-29 Roger Sayle <roger@eyesopen.com>
1726 * reg-stack.c (propagate_stack): Always copy the source stack to
1727 the destination. This routine is now only called when this is safe.
1728 (better_edge): New function split out from convert_regs_1 to
1729 determine which of two edges is better to propagate across.
1730 (convert_regs_1): We need only search for a best edge if the
1731 stack layout hasn't been defined yet. Use better_edge to help
1732 find beste. No longer traverse unnecessary edges.
1734 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
1736 * tree-ssa-alias.c (new_type_alias): New procedure to
1737 create a type memory tag for a pointer with a may-alias
1738 set determined from a variable declaration.
1739 * tree-flow.h: export declaration of new_type_alias
1740 * tree-optimize.c (init_tree_optimization_passes): document
1741 that pass_may_alias cannot be called after pass_vectorize.
1742 * tree-vect-transform (vect_create_data_ref_ptr): Call
1743 new_type_alias when an type memory tag isn't available
1745 (vectorizable_store): Use copy_virtual_operands to update
1746 virtual defs in place (so that loop_version can be called).
1747 Call mark_for_renaming for the virtual defs in case peeling
1748 is done and virtual uses outside the loop need to be updated.
1750 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
1752 PR tree-optimization/21639
1753 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
1755 2005-05-29 Jan Hubicka <jh@suse.cz>
1757 PR tree-optimization/21562
1758 * cfgexpand.c (construct_init_block): Deal properly with the case
1759 of entry edge not pointing to very first basic block.
1761 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1763 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
1764 non-gimple min invariant.
1766 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
1767 * tree-flow.h: Add prototypes for start_recording_case_labels
1768 and end_recording_case_labels.
1769 * tree-cfg.c (start_recording_case_labels,
1770 end_recording_case_labels): Export.
1771 (cleanup_tree_cfg_loop, modified_noreturn_calls,
1772 cleanup_control_flow, cleanup_control_expr_graph,
1773 remove_fallthru_edge, phi_alternatives_equal,
1774 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
1775 remove_forwarder_block, cleanup_forwarder_blocks,
1776 remove_forwarder_block_with_phi, merge_phi_nodes,
1777 gate_merge_phi, pass_merge_phi): Move to ...
1778 * tree-cfgcleanup.c: ... here.
1780 * basic-block.h: Remove forward declaration of bb_ann_d.
1782 2005-05-28 Jan Hubicka <jh@suse.cz>
1784 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
1786 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
1788 (tree_mod_subtract): Fix profile updating code.
1789 (tree_divmod_values_to_profile): Do not produce useless value profilers
1792 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1794 * tree-ssa-dom.c (vrp_element_p): Define.
1795 (vrp_hash_elt): Change the type of records to
1796 VEC(vrp_element_p,heap).
1798 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
1799 Update uses of VRP records.
1800 (simplify_cond_and_lookup_avail_expr, record_range): Update
1801 uses of VRP records.
1803 * tree-inline.c (cfun_stack): Change the type to
1804 VEC(function_p,heap).
1805 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
1807 2005-05-27 Ian Lance Taylor <ian@airs.com>
1809 * c-decl.c (add_stmt): Add C frontend specific version.
1810 (stmts_are_full_exprs_p): Remove.
1811 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
1812 (stmts_are_full_exprs_p): Don't declare.
1813 * c-semantics.c (add_stmt): Remove.
1815 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1817 * config/mips/mips-protos.h (mips_declare_object): Add printf
1819 * config/mips/mips.c (mips_declare_object_name): Fix format
1822 2005-05-27 Roger Sayle <roger@eyesopen.com>
1824 * reg-stack.c (compensate_edge): Remove original prototype.
1825 (propagate_stack): New function to copy the stack layout
1826 at the start of a basic block from the layout at the end of
1827 one of its predecessors.
1828 (compensate_edge): Assume that both source and destination
1829 blocks have already had their stack layouts defined.
1830 (compensate_edges): Traverse all non-entry edges in the CFG
1831 and call compensate_edge on each in turn.
1832 (convert_regs_1): Change return type to void. Call
1833 propagate_stack instead of compensate_edge.
1834 (convert_regs_2): Change return type to void. Update call
1835 to convert_regs_1 to ignore the (now void) return value.
1836 (convert_regs): Update calls to convert_regs_2 to ignore
1837 the (now void) return value. After all the basic blocks have
1838 been processed, call compensate_edges to actually emit new
1840 (reg_to_stack): Initialize the aux info for each basic block
1841 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
1843 2005-05-28 Jan Hubicka <jh@suse.cz>
1845 * except.c (can_throw_internal_1, can_throw_external_1): Add
1847 (can_throw_external, can_throw_internal): Bring into sync wrt
1849 * except.h (can_throw_internal_1, can_throw_external_1): Update
1851 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1852 Deal properly with resx.
1854 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1856 * basic-block.h (basic_block_def): Add phi_nodes and
1857 predictions. Remove tree_annotations.
1858 * predict.c (tree_predicted_by_p, tree_predict_edge,
1859 combine_predictions_for_bb): Adjust references to predictions.
1860 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
1861 create_block_annotation.
1862 (create_block_annotation, free_blocks_annotatios,
1863 clear_blocks_annotations): Remove.
1864 (dump_cfg_stats): Don't print out the memory spent on
1866 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1867 * tree-flow-inline.h (bb_ann): Remove.
1868 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1869 * tree-flow.h (bb_ann_d): Remove.
1870 * tree-if-conv.c (process_phi_nodes): Update a reference to
1872 * tree-phinodes.c (reserve_phi_args_for_new_edge,
1873 create_phi_node, remove_phi_node): Likewise.
1874 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1875 * tree-ssa-dom.c (threaded_blocks): New.
1876 (tree_ssa_dominator_optimize): Initialize, clear, and free
1877 threaded_blocks. Update a call to thread_through_all_blocks.
1878 (thread_across_edge): Use threaded_blocks instead of setting
1879 incoming_edge_threaded.
1880 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1881 a bitmap of blocks that are threaded through.
1882 * tree.h: Move the prototype of threaded_through_blocks to
1885 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1886 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1887 * domwalk.h (dom_walk_data): Change the type of
1888 block_data_stack and free_block_data to VEC(void_p,heap)*.
1889 * tree-ssa-dse.c (dse_initialize_block_local_data,
1890 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1891 VEC instead of VARRAY.
1893 2005-05-27 Jan Hubicka <jh@suse.cz>
1895 * cgraph.c: Include tree-gimple.h
1896 (cgraph_edge): Rename expr to stmt.
1897 (cgraph_create_edge): Likewise.
1898 (cgraph_clone_node): Likewise.
1899 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1900 * cgraphunit.c (record_call_1): Rename to ...
1901 (record_reference): ... this one; do not build edges.
1902 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1903 (current_basic_block): Kill.
1904 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1905 (verify_cgraph_node): Likewise.
1906 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1907 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1908 (copy_edges_for_bb): Simplify EH handling.
1909 (expand_call_inline): Pass statement to cgraph_edge and
1912 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1914 * tree-inline.c (copy_body_r): Manually fold *& to deal
1915 with ADDR_EXPRs with mismatched types for now.
1917 * gimplify.c (fold_indirect_ref_rhs): New function.
1918 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1921 * fold-const.c (fold_indirect_ref_1): Add type argument;
1922 make sure the resulting expression is of this type.
1923 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1925 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1927 PR tree-optimization/21658
1928 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1929 fold_binary_to_constant. Likewise, call fold_unary instead of
1930 fold_unary_to_constant.
1932 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1934 * vec.h: Implement integral type vector specialization.
1935 (VEC_T): Define a non-GTY structure.
1936 (VEC_T_GTY): Define a GTY structure.
1937 (VEC_TA): Rename to ...
1938 (VEC_TA_GTY): ... here.
1939 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1940 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1941 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1942 DEF_VEC_P and DEF_VEC_ALLOC_P.
1943 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1944 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1945 DEF_VEC_O and DEF_VEC_ALLOC_O.
1946 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1947 * lambda-code.c: Likewise.
1948 * tree-into-ssa.c: Likewise.
1949 * tree-ssa-live.c: Likewise.
1951 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1953 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1955 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1956 update_stmt_if_modified before calling update_ssa.
1958 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1960 * config/rs6000/t-rtems: Remove roe multilib variant.
1962 2005-05-26 Roger Sayle <roger@eyesopen.com>
1964 PR tree-optimization/9814
1965 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1966 instruction, add the necessary clobbers by re-expanding the RTL
1967 for arithmetic operations via optab.c's expand_unop/expand_binop.
1968 (noce_try_bitop): New function to optimize bit manipulation idioms
1969 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1970 (noce_process_if_block): Call noce_try_bitop.
1972 2005-05-26 Roger Sayle <roger@eyesopen.com>
1974 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1975 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1976 (reg_to_stack): Move to end of the file. Initialize the per
1977 basic block information here, instead of...
1978 (convert_regs_entry): Here.
1979 (convert_regs): Change unused return type to void.
1981 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1983 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1984 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1985 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1986 config/sh/elf.h, config/sh/symbian-pre.h,
1987 config/sparc/sparc-protos.h: Update copyright.
1989 2005-05-26 Mike Stump <mrs@apple.com>
1991 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1994 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1996 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1997 See through ADDR_EXPR in finding place to propagate into.
1999 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2001 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2002 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2003 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2004 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2005 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2006 tree-ssa-operands.c, tree-vect-analyze.c,
2007 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2008 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2009 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2010 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2011 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2012 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2013 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2014 config/sh/ushmedia.h, config/sparc/sparc.c,
2015 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2016 typos. Follow spelling conventions.
2017 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2018 Follow spelling conventions.
2020 2005-05-26 David Ung <davidu@mips.com>
2022 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2023 that determines whether the MIPS32/64 R2 ext/ins should be used.
2024 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2025 * config/mips/mips.md (extzv): Changed predicate for operand to
2026 nonimmediate_operand. Add code to generate insn patterns for
2027 extzvsi and extzvdi.
2028 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2029 (insv): Similarly for insertion.
2030 (insv<mode>): Similarly.
2032 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2034 * simplify-rtx.c (avoid_constant_pool_reference): Support
2035 offsetted addresses in the constant pool.
2037 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2039 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2040 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2042 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2045 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2046 found in the basic block and last insn in the basic block is not
2047 INSN_P. Remove explicit unspec numbers that are no longer valid
2050 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2052 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2053 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2054 if a vector mode is available.
2056 2005-05-25 Roger Sayle <roger@eyesopen.com>
2059 * fold-const.c (const_binop): Check for division by zero during
2062 2005-05-26 Ian Lance Taylor <ian@airs.com>
2064 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2065 having a declaration after a statement.
2067 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2069 * opt-functions.awk (var_type): New function.
2070 (var_set): Use CLVC_STRING if var_type returns "const char *".
2071 * opth-gen.awk: Use var_type to find out the types of variables.
2072 Don't print comments above each "extern" definition.
2073 * optc-gen.awk: Use var_type in the same way.
2074 * opts.h (cl_var_cond): Rename to...
2075 (cl_var_type): ...this. Add CLVC_STRING.
2076 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2078 * opts.c (handle_option, option_enabled): Update after above name
2079 change. Cast flag_var before using it. Handle CLVC_STRING.
2081 * config/alpha/alpha.h (alpha_tls_size): Delete.
2082 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2083 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2084 (alpha_fptm_string, alpha_mlat_string): Delete.
2085 (alpha_handle_option): Don't set the above variables here. Use the
2086 integer argument to check the validity of -mtls-size=.
2087 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2088 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2089 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2092 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2093 (arc_data_string, arc_rodata_string): Delete.
2094 (arc_handle_option): Don't set the above variables here.
2095 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2096 and initialize them.
2098 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2099 (target_float_abi_name, target_abi_name, structure_size_string)
2100 (arm_pic_register_string): Delete.
2101 (arm_handle_option): Don't set the above variables here, except
2102 in the handling of -mhard-float and -msoft-float.
2103 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2104 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2106 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2107 (avr_handle_option): Delete.
2108 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2111 * config/bfin/bfin.c (bfin_library_id): Delete.
2112 (bfin_handle_option): Don't set it.
2113 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2115 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2116 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2117 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2118 * config/c4x/c4x.opt (mrpts=): Add Var().
2120 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2121 cris_elinux_stacksize_str here.
2122 * config/cris/aout.opt (melinux-stacksize=): Add Var().
2123 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2124 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2125 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2126 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2127 (cris_handle_option): Don't set the above variables here.
2128 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2129 (max-stackframe=): Add Var()s.
2131 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2132 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2133 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2134 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2135 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2136 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2137 (ix86_handle_option): Don't set the above variables here.
2138 * config/i386/i386.opt (malign-functions=, malign-jumps=)
2139 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2140 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2143 * config/ia64/ia64.h (ia64_tls_size): Delete.
2144 * config/ia64/ia64.c (ia64_tls_size): Delete.
2145 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2146 reading the integer argument from the "value" parameter. Don't
2147 set ia64_tls_size here.
2148 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2149 Add Var() and Init().
2151 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2152 (m32r_cache_flush_trap): Delete.
2153 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2154 (m32r_cache_flush_trap): Delete.
2155 (m32r_handle_option): Don't set the above variables when handling
2156 -mflush-func= and -mflush-trap=.
2157 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2160 * config/mips/mips.h (mips_cache_flush_func): Delete.
2161 * config/mips/mips.c (mips_arch_string, mips_tune_string)
2162 (mips_cache_flush_func): Delete.
2163 (mips_handle_option): Don't set the above variables when handling
2164 -march=, -mtune= and -mflush-func=.
2165 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2167 * config/s390/s390.c (s390_arch_string): Delete.
2168 (s390_handle_option): Don't set it here.
2169 * config/s390/s390.opt (march=): Add Var().
2171 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2172 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2173 (sparc_handle_option): Don't set it here.
2174 * config/sparc/sparc.opt (mcmodel=): Add Var().
2176 2005-05-25 Roger Sayle <roger@eyesopen.com>
2178 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2179 call to convert_to_integer by building the NOP_EXPR directly.
2181 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
2183 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2185 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2186 Jeff Law <law@redhat.com>
2188 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2189 constant and side_effects of the ADDR_EXPR are consistent.
2191 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2192 appropriately around calls to recompute_tree_invarant_for_addr_expr.
2194 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2196 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2197 (s390_function_arg, s390_gimplify_va_arg): Use them.
2198 (s390_register_info): Save only required subset of argument
2199 registers into save area for va_list.
2200 (s390_va_start): Initialize only required elements of va_list struct.
2201 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2203 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2205 * reload1.c (verify_initial_elim_offsets): Return boolean status
2206 instead of aborting.
2207 (reload): Adapt verify_initial_elim_offsets call site. Restart
2208 main loop if some initial elimination offsets changed.
2210 2005-05-25 Adam Nemet <anemet@lnxw.com>
2212 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2213 of -mno-svr4-struct-return.
2215 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2217 Fix PR tree-optimization/21705
2219 * tree-ssa-pre.c (in_fre): New static variable.
2220 (create_value_expr_from): Recursively value number reference ops
2222 (can_value_number_call): Temporary restrict only exists for
2225 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2227 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2228 sizeof (bitmap *) with sizeof (bitmap).
2230 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2232 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2235 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2237 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2240 2005-05-25 Jan Hubicka <jh@suse.cz>
2242 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2243 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2244 * cgraph.h (cgraph_global_info): Add estimated_growth.
2245 * ipa-inline.c: Include coverage.h
2246 (max_insns, max_count): New static variables.
2247 (cgraph_estimate_size_after_inlining): Cache the result.
2248 (cgraph_estimate_growth):
2249 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2250 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2251 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2253 (ipa_passes): Initialize bitmaps.
2255 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2257 * loop-doloop.c: Include "target.h".
2258 (doloop_valid_p): Move tests to function in targhooks.c.
2259 * target.h (struct gcc_target): New target hook
2260 "insn_valid_within_doloop".
2261 * target-def.h: Define default value for "insn_valid_within_doloop".
2262 (TARGET_INITIALIZER): Insert new target hook into initializer.
2263 * targhooks.c (default_insn_valid_within_doloop): New function.
2264 * targhooks.h (default_insn_valid_within_doloop): Declare.
2265 * hooks.c (hook_bool_rtx_true): New function.
2266 * hooks.h (hook_bool_rtx_true): Declare.
2267 * doc/tm.texi: Add documentation for new target hook.
2269 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2272 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2273 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2274 (sparc_tls_referenced_p): New prototype.
2275 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2276 (sparc_expand_move): Look for TLS addresses with constant offsets.
2277 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2278 tls_symbolic_operand.
2279 (legitimate_pic_operand_p): Likewise.
2280 (legitimate_address_p): Likewise.
2281 (legitimize_address): Likewise.
2282 (sparc_tls_symbol_ref_1): New function.
2283 (sparc_tls_referenced_p): New function.
2284 * config/sparc/predicates.md (tgd_symbolic_operand): Use
2285 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2286 (tld_symbolic_operand): Likewise.
2287 (tie_symbolic_operand): Likewise.
2288 (tle_symbolic_operand): Likewise.
2290 2005-05-24 DJ Delorie <dj@redhat.com>
2292 * common.opt (-Wattributes): New. Default true.
2293 * doc/invoke.texi (-Wno-attributes): Document.
2295 * attribs.c (decl_attributes): Move warning control from if() to
2297 * c-common.c (handle_packed_attribute): Likewise.
2298 (handle_nocommon_attribute): Likewise.
2299 (handle_common_attribute): Likewise.
2300 (handle_noreturn_attribute): Likewise.
2301 (handle_noinline_attribute): Likewise.
2302 (handle_always_inline_attribute): Likewise.
2303 (handle_used_attribute): Likewise.
2304 (handle_unused_attribute): Likewise.
2305 (handle_const_attribute): Likewise.
2306 (handle_transparent_union_attribute): Likewise.
2307 (handle_constructor_attribute): Likewise.
2308 (handle_destructor_attribute): Likewise.
2309 (handle_mode_attribute): Likewise.
2310 (handle_alias_attribute): Likewise.
2311 (handle_visibility_attribute): Likewise.
2312 (handle_tls_model_attribute): Likewise.
2313 (handle_malloc_attribute): Likewise.
2314 (handle_returns_twice_attribute): Likewise.
2315 (handle_pure_attribute): Likewise.
2316 (handle_deprecated_attribute): Likewise.
2317 (handle_vector_size_attribute): Likewise.
2318 (handle_nothrow_attribute): Likewise.
2319 (handle_cleanup_attribute): Likewise.
2320 (handle_warn_unused_result_attribute): Likewise.
2321 (handle_sentinel_attribute): Likewise.
2322 * c-decl.c (diagnose_mismatched_decls): Likewise.
2323 (start_decl): Likewise.
2324 (grokdeclarator): Likewise.
2325 (start_function): Likewise.
2326 * c-format.c (check_function_format): Likewise.
2327 * stor-layout.c (place_field): Likewise.
2328 (finalize_record_size): Likewise.
2329 * tree.c (handle_dll_attribute)): Likewise.
2330 * varasm.c (default_assemble_visibility): Likewise.
2331 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2332 (darwin_assemble_visibility): Likewise.
2333 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2334 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2335 (arm_handle_isr_attribute): Likewise.
2336 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2337 (avr_handle_fndecl_attribute): Likewise.
2338 * config/bfin/bfin.c (handle_int_attribute): Likewise.
2339 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2340 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2341 (h8300_handle_eightbit_data_attribute): Likewise.
2342 (h8300_handle_tiny_data_attribute): Likewise.
2343 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2344 (ix86_handle_regparm_attribute): Likewise.
2345 (ix86_handle_struct_attribute): Likewise.
2346 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2347 (i386_pe_encode_section_info): Likewise.
2348 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2349 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2350 (ip2k_handle_fndecl_attribute): Likewise.
2351 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2352 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2353 (m68hc11_handle_fntype_attribute): Likewise.
2354 (m68hc11_encode_section_info): Likewise.
2355 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2356 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2357 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2358 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2359 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2360 (sh_handle_sp_switch_attribute): Likewise.
2361 (sh_handle_trap_exit_attribute): Likewise.
2362 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2363 (sh_symbian_handle_dll_attribute): Likewise.
2364 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2365 (xstormy16_handle_below100_attribute): Likewise.
2366 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2368 * c-common.c (unsigned_conversion_warning): Move warning control
2369 from if() to warning(OPT_*).
2370 (c_common_truthvalue_conversion): Likewise.
2371 (c_do_switch_warnings): Likewise.
2372 * c-decl.c (diagnose_mismatched_decls): Likewise.
2373 (diagnose_mismatched_decls): Likewise.
2374 (define_label): Likewise.
2375 (grokdeclarator): Likewise.
2376 * c-format.c (check_format_info): Likewise.
2377 * c-lex.c (interpret_integer): Likwise.
2378 (lex_string): Likewise.
2379 * c-opts.c (c_common_post_options): Likewise.
2380 * c-parser.c (c_parser_unary_expression): Likewise.
2381 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2382 (handle_pragma_extern_prefix): Likewise.
2383 * c-typeck.c (build_binary_op): Likewise.
2384 * gcse.c (is_too_expensive): Likewise.
2385 * opts.c (decode_options): Likewise.
2386 * stor-layout.c (place_field): Likewise.
2387 * tree-cfg.c (remove_bb): Likewise.
2389 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2390 * flags.h (warn_return_type): Remove.
2391 * toplev.c (warn_return_type): Likewise.
2393 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2395 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2396 existence of long long and __int64 before determining their size.
2397 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2398 * configure, config.h.in: Regenerate.
2400 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2402 * configure: Regenerate.
2404 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2406 * c-common.h (objc_comptypes): Remove prototype.
2407 (objc_compare_types): New prototype.
2408 (objc_volatilized_decl): Likewise.
2409 (objc_type_quals_match): Likewise.
2410 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2411 objc_volatilize_decl().
2412 * c-typeck.c (comp_target_types): Remove third parameter; do
2413 not call objc_comptypes().
2414 (comptypes): Remove calls to objc_comptypes().
2415 (build_function_call): Extend compatible prototype check to ObjC.
2416 (build_conditional_expr): Adjust call to comp_target_types().
2417 (convert_for_assignment): Call objc_compare_types() instead of
2418 objc_comptypes(); adjust calls to comp_target_types(); call
2419 objc_type_quals_match() before issuing qualifier mismatch
2421 (build_binary_op): Call objc_compare_types() before issuing
2422 pointer mismatch warnings; adjust calls to
2423 comp_target_types().
2424 * stub-objc.c (objc_comptypes): Remove stub.
2425 (objc_compare_types): New stub.
2426 (objc_volatilized_decl): Likewise.
2427 (objc_type_quals_match): Likewise.
2429 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2431 * config/ia64/ia64intrin.h: Define nothing for C++:
2432 overloaded builtins have been ported to C++.
2434 2005-05-24 Jeff Law <law@redhat.com>
2436 * tree-nested.c (build_addr): New "context" argument. Temporarily
2437 set current_function_decl around the call to build the ADDR_EXPR.
2438 (get_static_chain): Pass proper context to build_addr.
2439 (convert_nl_goto_reference): Likewise.
2440 (convert_tramp_reference): Likewise.
2441 (final_nesting_tree_1): Likewise.
2442 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2443 (tree_gen_pow2_profiler): Likewise.
2444 (tree_gen_one_value_profiler): Likewise.
2445 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2446 * tree.h (build_addr): Update prototype.
2448 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2450 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2451 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2452 write to has_escape_site.
2454 2005-05-24 Jeff Law <law@redhat.com>
2456 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2457 * tree-cfg.c: Include tree-ssa-propagate.h.
2458 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2461 2005-05-24 Nick Clifton <nickc@redhat.com>
2463 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2464 __NO_FPRS__ when 'f' class registers will not be available.
2466 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2468 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2470 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2472 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2475 2005-05-23 Jeff Law <law@redhat.com>
2477 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2478 recompute_tree_invariant_for_addr_expr here.
2479 (optimize_stmt): Call it here instead and do so if anything
2480 at all has changed in the statement and the RHS is an ADDR_EXPR.
2481 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2482 needed, call recompute_tree_invariant_for_addr_expr.
2483 * tree-ssa-propagate.c (substitute_and_fold): Call
2484 recompute_tree_invariant_for_addr_expr as needed.
2486 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2488 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2489 saving less registers than the replacement.
2491 2005-05-23 Jan Hubicka <jh@suse.cz>
2493 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2495 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2497 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2498 * config/sparc/sparc.c (sparc_expand_move): New function.
2499 (sparc_emit_set_const64): Rewrite assert condition on entry.
2500 (legitimate_constant_p) <CONST_VECTOR>: New case.
2501 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2502 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2503 movV64, movtf): Use nonimmediate_operand for the first operand.
2504 Rewrite. Only invoke sparc_expand_move.
2505 * config/sparc/predicates.md (input_operand): Reorder tests.
2507 2005-05-23 Jan Beulich <jbeulich@novell.com>
2509 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2510 missing return statement.
2512 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2514 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2515 emit_move_insn for moves to TFmode stack slots.
2517 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
2519 * tree-stdarg.c (execute_optimize_stdarg): Handle references
2520 to va_list of the form &va[0].
2522 2005-05-20 Jan Hubicka <jh@suse.cz>
2524 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2525 * genemit.c (main): Make insn-emit to include basic-block.h too.
2527 2005-05-20 Jan Hubicka <jh@suse.cz>
2529 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2531 2005-05-19 Richard Henderson <rth@redhat.com>
2533 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2534 emit_store_conditional): Split out from ...
2535 (alpha_split_atomic_op): ... here.
2536 (alpha_split_compare_and_swap): New; extract from .md file.
2537 (alpha_split_lock_test_and_set): Likewise.
2538 * config/alpha/alpha-protos.h: Update.
2539 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2540 split code into alpha.c.
2541 (sync_lock_test_and_set<I48MODE>): Likewise.
2543 2005-05-19 Richard Henderson <rth@redhat.com>
2545 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2547 2005-05-19 Richard Henderson <rth@redhat.com>
2549 * config/i386/sse.md (mulv4si3): Use all register inputs.
2550 (mulv2di3): Likewise.
2552 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2554 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2555 build_fold_addr_expr to generate trees of correct type.
2556 Use fold_buildN if possible.
2558 2005-05-19 Jan Hubicka <jh@suse.cz>
2560 * basic-block.h (REG_BR_PROB_BASE): Define.
2561 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2562 (dump_cgraph_node): Dump count.
2563 (cgraph_clone_edge): Rescale counts.
2564 (cgraph_clone_node): Likewise.
2565 * cgraph.h: Include basic-block.h
2566 (cgraph_node): Add count.
2567 (cgraph_edge): Add count and loop_nest.
2568 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2570 * cgraphunit.c: Kill now redundant inlining comment.
2571 (cgraph_create_edges): Make static, maintain current basic block;
2573 (record_call_1): Fill in new fields.
2574 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2576 (cgraph_decide_recursive_inlining): Likewise.
2577 * rtl.h (REG_BR_PROB_BASE): Kill.
2578 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2579 (expand_call_inline): Update call of cgraph_create_edge.
2580 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2582 2005-05-19 Nick Clifton <nickc@redhat.com>
2584 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2585 new rs6000_explicit_options structure.
2587 2005-05-19 Richard Henderson <rth@redhat.com>
2590 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
2591 TFmode code swapping ...
2592 (alpha_emit_xfloating_compare): ... here.
2593 (alpha_emit_setcc): Update to match.
2594 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2596 2005-05-19 Richard Henderson <rth@redhat.com>
2599 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2600 memory indirection in local-dynamic case.
2602 2005-05-18 Jie Zhang <jie.zhang@analog.com>
2603 Bernd Schmidt <bernd.schmidt@analog.com>
2605 * config/bfin/bfin.c (branch_dest): Add comment why it's
2607 * config/bfin/bfin.md (attr "length" default): Change the offset of
2608 forward conditional branch of length 4 from 4096 to 4092.
2610 2005-05-19 Jan Beulich <jbeulich@novell.com>
2612 * unwind-compat.c: Include tconfig.h and tsystem.h.
2613 * unwind-dw2-fde-compat.c: Likewise.
2615 2005-05-18 Richard Henderson <rth@redhat.com>
2618 * ifcvt.c (noce_process_if_block): Avoid conversion when the
2619 memory destination is readonly.
2621 2005-05-18 Richard Henderson <rth@redhat.com>
2624 * tree-ssa-operands.c (opf_non_specific): New.
2625 (get_asm_expr_operands): Set it.
2626 (add_call_clobber_ops, add_call_read_ops): Likewise.
2627 (add_stmt_operand): Test it instead of opf_kill_def when
2628 considering unmodifiable variables.
2630 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2632 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
2634 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2635 tree-ssa-forwprop.c: Fix comment typos.
2636 * doc/invoke.texi: Fix a typo.
2638 2005-05-18 Richard Henderson <rth@redhat.com>
2640 * config.gcc (powerpc-*-linux*): Include linux64.opt when
2641 including linux64.h.
2643 2005-05-18 Richard Henderson <rth@redhat.com>
2645 * tree-cfg.c (pass_remove_useless): Revert last change.
2646 * tree-optimize.c (init_tree_optimization_passes): Initialize
2647 all_lowering_passes with PROP_gimple_any.
2649 2005-05-18 Devang Patel <dpatel@apple.com>
2651 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2654 2005-05-18 Richard Henderson <rth@redhat.com>
2656 * tree-ssa-forwprop.c (cfg_changed): New.
2657 (tidy_after_forward_propagate_addr): New.
2658 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2659 (forward_propagate_addr_into_variable_array_index): Likewise.
2660 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2663 2005-05-18 Geoffrey Keating <geoffk@apple.com>
2665 * dummy-checksum.c: New.
2666 * genchecksum.c: New.
2667 * c.opt (print_pch_checksum): New flag.
2668 * c-pch.c (struct c_pch_validity): Make much shorter.
2670 (host_machine): Remove.
2671 (target_machine): Remove.
2672 (get_ident): Change PCH version number.
2673 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2674 Don't put triplets or version string in PCH validity data.
2675 Do put the compiler checksum in the validity data.
2676 (c_common_valid_pch): Don't check triplets or version string. Do
2678 (c_common_print_pch_checksum): New.
2679 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2680 Print fingerprint with -v.
2681 * c-common.h (c_common_print_pch_checksum): New.
2682 (executable_checksum): New.
2683 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2684 (cc1-dummy): New rule.
2685 (cc1-checksum.c): New rule.
2686 (cc1-checksum.o): New rule.
2687 (cc1): Add checksum support.
2688 (build/genchecksum): New.
2689 (build/genchecksum.o): New.
2690 (dummy-checksum.o): New.
2691 (genobjnames): Add genchecksum.o.
2692 (mostlyclean): Remove *-checksum.c.
2693 (gnucompare): Add libgcc to list of directories checked.
2694 Make comparison problems in libgcc/ and with checksum files only
2696 * doc/invoke.texi (Precompiled Headers): Remove caution.
2697 Document that it must be the exact same binary. Add a few
2698 known-safe flags to the list.
2700 * rs6000/predicates.md (fix_trunc_dest_operand): New.
2701 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
2702 Check that a memory operand is valid before trying to use it.
2704 * tree-cfg.c (pass_remove_useless): This pass works on trees.
2706 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
2708 * tree.c (build1_stat): Don't try to handle two-operand
2711 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
2713 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
2714 * config/sh/sh.h: Update mask names throughout.
2715 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
2716 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
2717 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
2718 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
2719 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
2720 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
2721 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
2722 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
2723 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
2724 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
2725 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
2726 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
2727 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
2728 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
2729 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
2730 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
2731 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
2732 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
2733 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
2734 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
2735 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
2736 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
2737 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
2738 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
2739 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
2740 (SUBTARGET_SWITCHES): Delete.
2741 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
2742 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
2743 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
2744 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
2745 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
2746 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
2747 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
2748 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
2749 (SUPPORT_SH3): Likewise SUPPORT_SH2.
2750 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
2751 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
2753 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
2754 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
2755 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
2756 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
2757 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
2758 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
2759 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
2760 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
2761 (SUPPORT_ANY_SH5): New macros.
2762 (TARGET_NONE): Replace with...
2763 (MASK_ARCH): ...this new macro.
2764 * config/sh/elf.h: Update mask names
2765 * config/sh/linux.h: Likewise.
2766 * config/sh/little.h: Likewise.
2767 * config/sh/netbsd-elf.h: Likewise.
2768 * config/sh/symbian-pre.h: Likewise.
2769 * config/sh/sh.c (sh_handle_option): New function.
2770 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2771 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
2772 (sh_target_switches, target_switches): Delete.
2773 (sh_pch_valid_p): Check for specific differences in the target_flags
2775 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
2776 * config/sh/sh.opt: New file.
2778 2005-05-18 Richard Henderson <rth@redhat.com>
2781 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
2782 small_addr_symbolic_operand.
2784 2005-05-18 Jeff Law <law@redhat.com>
2786 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2787 propagate an ADDR_EXPR if the definition and use sites are
2788 in different EH regions.
2790 2005-05-18 Ian Lance Taylor <ian@airs.com>
2792 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
2795 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2797 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2799 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2801 Fix PR tree-optimization/21407
2803 * tree-ssa-operands.c (note_addressable): Change
2804 COMPONENT_REF handling in response to aliasing
2807 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2809 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
2810 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
2811 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
2812 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
2813 the default on Solaris too.
2815 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
2817 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
2820 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2822 * timevar.def (TV_SCEV_CONST): New timevar.
2823 * tree-optimize.c (init_tree_optimization_passes): Add
2825 * tree-pass.h (pass_scev_cprop): Declare.
2826 * tree-scalar-evolution.c (scev_const_prop): New function.
2827 * tree-scalar-evolution.h (scev_const_prop): Declare.
2828 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
2830 * tree-cfg.c (replace_uses_by): Export.
2831 * tree-flow.h (replace_uses_by): Declare.
2833 2005-05-17 Ziemowit Laski <zlaski@apple.com>
2834 Mike Stump <mrs@apple.com>
2836 Yet more Objective-C++...
2838 * c-common.h (objc_finish_try_stmt): Add.
2839 (objc_build_synchronized): Add.
2840 (objc_generate_write_barrier): Add.
2841 * stub-objc.c (objc_build_synchronized): Add return value.
2842 (objc_finish_try_stmt): Likewise.
2843 (objc_generate_write_barrier): Add.
2845 * c-common.h (objc_rewrite_function_call): Add.
2846 * c-typeck.c (build_function_call): Allow objc to rewrite
2848 (build_modify_expr): Allow objc to generate write barriers.
2849 * c.opt (Wassign-intercept): Add.
2850 (Wstrict-selector-match): Add.
2851 (fobjc-call-cxx-cdtors): Add.
2852 (fobjc-direct-dispatch): Add.
2854 * dbxout.c (get_lang_number): Add Objective-C++ support.
2855 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
2856 (-Wstrict-selector-match): Likewise.
2857 (-fobjc-direct-dispatch): Likewise.
2858 (-Wassign-intercept): Likewise.
2859 (Overall Options): Likewise.
2860 * gengtype.c (get_output_file_with_visibility): Likewise.
2861 * stub-objc.c (objc_rewrite_function_call): Add.
2862 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2864 * c-common.c (flag_objc_exceptions): Remove.
2865 (flag_objc_sjlj_exceptions): Remove.
2866 * c-decl.c (objc_mark_locals_volatile): Don't change decls
2867 that are already ok.
2868 * c-opts.c (c_common_handle_option, case
2869 OPT_fobjc_exceptions): Remove.
2870 (case OPT_fobjc_sjlj_exceptions): Remove
2871 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2872 (fobjc-exceptions): Likewise.
2873 (fobjc-sjlj-exceptions): Likewise.
2874 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2875 (OFFS_ASSIGNIVAR_FAST): Add.
2877 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2879 * config/sparc/sparc.md (movhi): Do not test constness
2880 of operand #1 twice.
2882 (movdi): Unconditionally accept zero as second operand
2883 when the first is memory.
2884 (movdi_insn_sp32): Handle above case.
2885 (DImode splitter): Use predicates.
2886 (DImode splitter): Use const_zero_operand predicate.
2887 (movsf_insn): Swap 2 alternatives.
2889 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2891 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2892 expand_simple_operations to bases of the ivs.
2893 (tree_int_cst_sign_bit): Export.
2894 * tree-flow.h (expand_simple_operations): Declare.
2895 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2896 tree_int_cst_sign_bit.
2897 (expand_simple_operations): Export.
2898 * tree.h (tree_int_cst_sign_bit): Declare.
2900 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2902 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2904 (replace_uses_by): New function.
2905 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2906 * tree-flow.h (fold_stmt_inplace): Declare.
2907 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2908 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2909 info after cfg cleanup.
2911 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2913 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2914 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2917 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2919 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2920 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2921 * timevar.c (timevar_ggc_mem_total): New variable.
2922 (GGC_MEM_BOUND): New constant.
2923 (get_time): Record ggc memory status.
2924 (timevar_accumulate): Accumulate amount of ggc memory.
2925 (timevar_print): Print consumption of ggc memory.
2926 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2927 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2928 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2929 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2930 (timevar_ggc_mem_total): Declare.
2932 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2934 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2937 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2939 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2941 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2942 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2943 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2944 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2945 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2946 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2947 "s<rcond>" and "s<ocond>".
2948 ("b<ocond:code>", "*b<ocond:code>_reversed")
2949 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2950 output statement section.
2952 2005-05-17 Roger Sayle <roger@eyesopen.com>
2954 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2956 2005-05-17 Steven Bosscher <stevenb@suse.de>
2957 Stuart Hastings <stuart@apple.com>
2958 Jan Hubicka <jh@suse.cz>
2959 Dale Johannesen <dalej@apple.com>
2961 * cgraph.h (cgraph_node): Add 'lowered' state.
2962 (cgraph_lower_function): Declare.
2963 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2964 (cgraph_lower_function): New function.
2965 (cgraph_create_edges): Deal with lowered function bodies.
2966 (verify_cgraph_node): Likewise.
2967 (cgraph_analyze_function): Do lowering job.
2968 (cgraph_build_static_cdtor): Likewise.
2969 * function.h (struct function): Add saved_eh and saved_cfg.
2970 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2971 * tree-cfg.c (fold_cond_expr_cond): Export.
2972 * tree-flow.h (fold_cond_expr_cond): Declare.
2973 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2975 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2976 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2977 callee_cfun, block, eh_region, eh_region_offset.
2978 (inlining_p): New predicate.
2979 (remap_decl): Update for new inline_data; declare newly created inline
2980 vars in low gimple way.
2981 (copy_body_r): Update for new datastructure, simplify some of handling
2982 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2983 deal with RESX_EXPRs.
2985 (copy_edges_for_bb): Likewise.
2986 (remap_decl_1): New.
2987 (copy_cfg_body): New.
2988 (copy_generic_body): Rewrite to work on low gimple.
2989 (copy_body): Turn into simple wrapper around copy_cfg_body.
2990 (setup_one_parameter): Insert new statements into given basic block.
2991 (initialize_initialized_parameters): Likewise, reorganize way things are
2993 (declare_return_variable): Update for new inline data datastructure.
2994 (inline_forbidden_p): Work on low gimple.
2995 (estimate_num_insns): Likewise.
2996 (expand_call_inline): Work on CFG.
2997 (push_cfun, pop_cfun): New functions.
2998 (cfun_stack): New stack.
2999 (add_lexical_block): New function.
3000 (gimple_expand_calls_inline): Work on basic block.
3001 (optimize_inline_calls): Likewise.
3002 (clone_body, save_body, unsave_ewpr_now): Update for new
3004 (declare_inline_vars): Work on block instead of bind_expr.
3005 (inlining_p): New predicate.
3006 * tree-inline.h (push_cfun, pop_cfun): Declare.
3007 * tree-optimize.c: Include except.h
3008 (all_lowering_passes): New variable.
3009 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3010 (init_tree_optimization_passes): Move some to all_lowering_passes.
3011 (tree_lowering_passes): New function.
3012 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3013 * tree-pass.h (tree_lowering_passes): Declare
3015 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3017 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3019 2005-05-17 Jeff Law <law@redhat.com>
3021 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3022 * tree-ssa-forwprop.c: Include langhooks.h.
3023 (forward_propagate_addr_expr_into_variable_array_index): New.
3024 (forward_propagate_addr_expr): New.
3025 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3026 the statements in the block instead of just the last statement.
3027 Call forward_propagate_addr_expr as needed.
3028 (pass_forwprop): Update the SSA graph after forward propagation is
3031 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3033 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3034 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3036 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3037 base_from_object, fde_split, end_fde_sort): Likewise.
3038 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3039 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3040 uw_init_context_1): Likewise.
3041 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3042 _Unwind_Resume_or_Rethrow): Likewise.
3043 * unwind-pe.h (__gxx_abort): Do not define.
3044 (size_of_encoded_value, base_of_encoded_value,
3045 read_encoded_value_with_base): Use gcc_unreachable.
3046 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3048 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3050 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3051 (cfi_end): New macros.
3052 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3053 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3054 an eight byte stack frame.
3055 (__NR_tkill): Define.
3056 (__div0): Use gettid tkill on GNU/Linux.
3057 (_arm_return): Add CFI.
3058 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3060 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3062 * configure.ac: Remove spaces around assignment to
3064 * configure: Regenerated.
3066 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3068 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3069 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3071 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3072 Modify aix_struct_return variable, not target_flags.
3073 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3074 (rs6000_return_in_memory): Test aix_struct_return.
3075 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3076 independent variable. Report mxl-compat.
3078 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3080 * config/bfin/bfin.md (eh_return): Add missing DONE.
3082 2005-05-17 Ian Lance Taylor <ian@airs.com>
3084 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3086 (mode_attr_index): Remove check for defined attribute. Remove
3087 infile parameter. Change all callers.
3088 (apply_mode_maps): Add unknown parameter. Change caller. Always
3089 return after finding attribute.
3090 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3092 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3093 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3094 attribute used for a mode.
3096 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3098 * tree-ssa-math-opts.c: New file.
3100 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3102 * tree-ssa-math-opts.c: New file.
3104 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3106 * Makefile.in: Add tree-ssa-math-opts.c.
3107 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3108 * fold-const.c (distribute_real_division): New.
3109 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3110 * tree-pass.h (pass_cse_reciprocals): New.
3111 * tree-optimize.c (init_tree_optimization_passes): Run it.
3112 * doc/passes.texi: Document the new pass.
3114 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3117 * builtins.c (fold_builtin_constant_p): Handle
3118 &"string cst"[0] as constant.
3120 2005-05-17 Richard Henderson <rth@redhat.com>
3122 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3124 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3127 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3128 src2 if src2 has been split.
3130 PR tree-optimization/21610
3131 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3132 returning DECL, call unshare_expr.
3134 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3136 * config/cris/cris.md: Unquote preparation and output statements.
3137 (BWD, WD, BW): New, mode-macros.
3138 (S, s, m, mm, nbitsm1): New, mode-attrs.
3139 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3140 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3142 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3143 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3144 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3146 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3147 ("movdi"): Move misplaced head comment regarding necessity of
3148 movdi from movsi to here.
3149 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3151 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3152 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3153 "*mov_sideqi_biap_mem".
3154 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3156 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3157 "*clear_sidehi_biap" and "*clear_sideqi_biap".
3158 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3159 and "*clear_sideqi".
3160 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3161 "*ext_sidehisi_biap".
3162 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3164 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3165 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3166 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3167 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3168 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3170 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3171 "*op_sidehi_biap" and "*op_sidesi_biap".
3172 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3174 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3175 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3176 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3177 "*op_swap_sidehi" and "*op_swap_sidesi".
3178 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3179 in the N alternative of "subqi3".
3180 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3181 "*extophisi_side_biap".
3182 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3184 ("*extop<mode>si_swap_side_biap"): Replace
3185 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3186 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3187 "*extophisi_swap_side".
3188 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3189 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3191 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3192 "mulqihi3", "mulhisi3" and "mulhisi3".
3193 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3194 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3196 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3197 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3198 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3199 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3200 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3201 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3202 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3203 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3204 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3205 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3206 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3207 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3209 ("abs<mode>2"): Replace "abshi2" and "absqi2".
3210 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3212 ("b<ocond>"): Replace "bgt" and "ble".
3213 ("b<rcond>"): Replace "blt" and "bge".
3214 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3215 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3217 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3219 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3221 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3223 ("s<rcond>"): Replace "sge" and "slt".
3224 ("s<ocond>"): Replace "sgt" and "sle".
3225 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3226 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3227 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3228 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3230 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3232 * varasm.c (struct constant_descriptor_tree): Add hash field.
3233 (const_desc_hash): Just return hash field.
3234 (const_desc_eq): If hash values are different, return 0 immediately.
3235 (output_constant_def): Compute hash field of temporary key, use
3236 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3237 newly built constant descriptor.
3238 (lookup_constant_def): Compute hash field of temporary key, use
3239 htab_find_with_hash instead of htab_find.
3241 2005-05-16 Richard Henderson <rth@redhat.com>
3243 * config/i386/sse.md (mulv4si3): New.
3245 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3247 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3248 tests for noncanonical versions of reg+constant and
3251 2005-05-16 Richard Henderson <rth@redhat.com>
3252 Steven Bosscher <stevenb@suse.de>
3255 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3256 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3257 region data structure to match replacement.
3258 * tree-flow.h: Update to match.
3259 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3260 * tree-ssa-dom.c (optimize_stmt): Likewise.
3261 * tree-ssa-pre.c (eliminate): Likewise.
3262 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3264 2005-05-16 Caroline Tice <ctice@apple.com>
3266 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
3267 internal_error with gcc_assert.
3268 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
3269 * function.h (struct function): Remove space between "*" and
3271 * varasm.c (initialize_cold_section_name): Add gcc_assert;
3272 modify to use alloca.
3273 (unlikely_text_section): Add check for flag_function_sections.
3274 (assemble_start_function): Move call to resolve_section, so it
3275 comes before first call to unlikely_text_section.
3276 (assemble_end_function): Add test and call to function_section
3279 2005-05-16 Roger Sayle <roger@eyesopen.com>
3281 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3282 instead of build_binary_op when performing code transformations
3283 to avoid error messages about constructs not it the user's code.
3285 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3287 * tree-ssa-pre.c: Fix a comment typo.
3289 2005-05-16 Richard Henderson <rth@redhat.com>
3292 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3293 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3294 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3295 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3296 add_tprel22): Remove mode from symbolic operand.
3298 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3300 * optc-gen.awk: Include intl.h after the externally-provided files.
3302 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3304 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3305 folding a COND_EXPR_COND in a nondestructive manner.
3307 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
3309 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
3310 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3311 New values for vec_select definitions and bitmask for element
3314 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3316 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3317 Change the type to VEC(rtx,gc)*.
3318 (mem_loc_descriptor, add_const_value_attributes,
3319 dwarf2out_init): Adjust uses of used_rtx_varray.
3321 * tree-data-ref.c (compute_all_dependences): Change the type
3322 of dependence_relations to VEC(ddr_p,heap)**.
3323 (compute_data_dependences_for_loop): Change the type of
3324 allrelations to VEC(ddr_p,heap)*.
3326 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3328 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3329 system.h, coretypes.h and tm.h.
3330 (options.o): Update dependencies accordingly.
3331 * optc-gen.awk: Allow header_name to be a list of filenames.
3332 Handle the "Condition" flag.
3333 * opts.h (CL_DISABLED): New flag.
3334 * opts.c (handle_option): Print an error for CL_DISABLED options.
3335 * doc/options.texi: Document the "Condition" option flag.
3337 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
3339 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3341 2005-05-15 Roger Sayle <roger@eyesopen.com>
3343 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3344 check for TREE_OVERFLOW on INTEGER_CST trees.
3345 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3346 CONSTANT_CLASS_P tree nodes.
3348 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
3351 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3353 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
3355 Fix PR tree-optimization/21576
3357 * tree-ssa-pre.c (expression_node_pool): New pool.
3358 (comparison_node_pool): Ditto.
3359 (list_node_pool): Ditto.
3360 (pool_copy_list): New function.
3361 (phi_translate): Handle CALL_EXPR.
3362 (valid_in_set): Ditto.
3363 (create_expression_by_pieces): Ditto.
3364 (insert_into_preds_of_block): Ditto.
3365 (insert_aux): Ditto.
3366 (compute_avail): Ditto.
3367 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3368 (can_value_number_call): New function.
3369 (find_leader): Update comment.
3370 (init_pre): Create new pools.
3371 (fini_pre): Free new pools.
3372 (pass_pre): Add TODO_update_ssa for the future when we are going
3374 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3375 (set_value_handle): Ditto.
3376 (get_value_handle): Ditto.
3378 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
3380 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3382 2005-05-15 Andreas Jaeger <aj@suse.de>
3384 * gcc.c (pfatal_pexecute): Remove unused local function.
3386 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3388 * optc-gen.awk: Remove excess indentation.
3389 * opth-gen.awk: Likewise.
3391 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3393 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3394 of basic_block_info. Call init_flow and find_basic_blocks
3395 before dbr_schedule if needed.
3397 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3399 * tree-optimize.c (init_tree_optimization_passes): Move
3400 pass_cd_dce in place of the last pass_dce.
3402 PR tree-optimization/21563
3403 * tree-vrp.c (compare_value): Return boolean_false_node when
3404 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3405 strictly larger than CST.
3407 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3408 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3410 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3412 (rev_cond_name) Likewise.
3413 (vax_float_literal) Likewise.
3414 * config/vax/vax.md: Likewise.
3416 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3418 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3419 registers and use them (specifically the stack pointer).
3420 * config/vax/vax.h: Use above defines right here.
3422 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3423 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3424 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3426 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3427 mostly removal of trailing spaces...
3428 * config/vax/vax-modes.def: Remove trailing whitespace.
3430 * config/vax/elf.h: Update whitespace.
3432 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3435 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3436 * fold-const.c (fold_indirect_ref_1): Avoid removing
3437 NOP_EXPRs with type qualifiers like const.
3439 2005-05-14 Jan Hubicka <jh@suse.cz>
3441 Patch by Richard Henderson:
3442 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3443 Handle RESX expressions properly.
3445 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3446 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3447 (remove_stmt_from_eh_region_fn): Likewise.
3449 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3451 (execute_warn_function_noreturn): ... here.
3452 (pass_warn_function_noreturn): New pass.
3453 * tree-pass.h (pass_warn_function_noreturn): Declare
3454 * tree-optimize.c (init_tree_optimization_passes): Move return
3455 warnings early and add noreturn warnings at place of previous
3458 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3460 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3461 root_var_init, type_var_init): Use VEC instead of VARRAY.
3462 * tree-ssa-live.h (tree_partition_associator_d): Change the
3463 type of trees to VEC(tree,heap)*.
3464 (tpa_tree): Use VEC instead of VARRAY.
3466 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3468 * fold-const.c (div_if_zero_remainder): New function.
3469 (try_move_mult_to_index): Use it.
3471 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3473 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3475 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3476 lower_try_finally_copy, lower_try_finally_switch,
3477 lower_try_finally): Use VEC instead of VARRAY.
3479 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3481 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3482 comment regarding defined register classes.
3483 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3485 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3487 * tree-optimize.c (init_tree_optimization_passes): Move
3488 pass_merge_phi before the first pass_dominator.
3490 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3492 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3495 2005-05-13 Josh Conner <jconner@apple.com>
3497 * config/arm/arm.c (arm_size_return_regs): New.
3498 (thumb_unexpanded_epilogue): replace in-line calculation
3499 of return registers with call to arm_size_return_regs.
3500 (use_return_insn): Include test of which registers are
3501 being used to hold return values, to accommodate
3502 vector return values.
3504 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3506 * config/rs6000/sysv4.opt (mlittle): Handle.
3508 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3509 target_flags_explicit when appropriate.
3511 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3513 PR middle-end/20714:
3514 * optabs.c (no_conflict_data): New struct.
3515 (no_conflict_move_test): New function.
3516 (emit_no_conflict_block): Use it.
3518 2005-05-13 Adam Nemet <anemet@lnxw.com>
3520 * doc/invoke.texi (Debugging Options): Option
3521 -fdump-translation-unit only works with C++ now.
3523 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3525 Replace calls to abort in CRIS port.
3526 * config/cris/cris.h (CRIS_ASSERT): New macro.
3527 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3528 internal_error instead of abort.
3529 ("movsi"): Ditto. Unquote preparation statement section.
3530 ("call", "call_value"): Ditto, but use gcc_assert where
3531 appropriate. Tweak comments.
3532 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3534 (cris_op_str): Call internal_error, not abort.
3535 (cris_print_operand): Tweak "abort" reference to "die" in comment.
3536 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3537 (cris_notice_update_cc): Call internal_error, not abort.
3538 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3539 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3540 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3541 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3542 ENABLE_CHECKING-guarded abort call.
3543 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3544 Use internal_error at end of test-chain.
3546 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3548 PR rtl-optimization/20769:
3549 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3550 pattern emitted by expand_nl_goto_receiver.
3552 PR middle-end/20793:
3553 * integrate.c (allocate_initial_values): Update register liveness
3556 2005-05-13 Josh Conner <jconner@apple.com>
3558 * arm.c (arm_return_in_memory): Add handling for vector return types.
3560 2005-05-13 David Ung <davidu@mips.com>
3562 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3564 * config/mips/mips.c: Add 4km alias.
3565 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3566 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3569 2005-05-13 Jan Hubicka <jh@suse.cz>
3571 * c-decl.c (finish_function): Suppress "control reaches end of
3572 non-void function" when "no return statement in function
3573 returning non-void" is issued.
3575 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3576 * tree-optimize.c (pass_gimple): Kill.
3577 (init_tree_optimization_passes): Kill pass_gimple.
3578 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3579 * tree-dump.c (dump_files): Rename .generic to .gimple.*
3581 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3583 PR rtl-optimization/20756:
3584 * basic-block.h (PROP_DEAD_INSN): Define.
3585 * flow.c (propagate_one_insn): Set during mark_set_regs call
3587 (mark_set_1): Emit a clobber when we are about to delete a dead insn
3588 that kills a live register.
3590 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
3592 * config/s390/s390.md: ("DBL"): New mode attribute.
3593 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3594 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3595 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3597 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
3599 * c-format.c (check_format_arg): Handle string literals of
3600 the form &"string"[offset].
3602 * g++.dg/warn/format4.C: New testcase.
3604 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
3606 * config/mips/3000.md, config/mips/4000.md,
3607 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3608 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3609 config/mips/generic.md, config/pdp11/pdp11.md,
3610 config/sh/crt1.asm, config/sh/lib1funcs.asm,
3611 config/sh/sh-modes.def, config/sh/sh-protos.h,
3612 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3614 2005-05-13 Richard Henderson <rth@redhat.com>
3616 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3617 addition to move unless dest is a register. Do not skip
3618 instantiation in dest on addition simplification.
3620 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3622 * config/cris/cris.c (cris_print_operand) <case 'H'; case
3623 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3624 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3626 2005-05-13 Jan Hubicka <jh@suse.cz>
3628 * basic-block.h (FOR_ALL_BB_FN): New macro.
3629 (init_flow): Initialize cfg structure.
3630 * function.c (allocate_struct_function): Do not initialize cfg structure.
3631 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3632 (build_tree_cfg): ... here.
3633 * tree-flow.h (init_empty_tree_cfg): Declare.
3635 2005-05-12 Steven Bosscher <stevenb@suse.de>
3637 Fix PR tree-optimization/21520
3638 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3639 to attempt to fold constants.
3641 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3643 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3644 only when TARGET_ADJUST_UNROLL_MAX is defined.
3645 (general_movsrc_operand): Use the C style comment.
3646 (ua_offset): Use prototype.
3648 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
3650 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3651 (struct hmr_data, hoist_memory_reference, memref_del,
3652 struct fmrv_data): Removed.
3653 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3654 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3656 (find_more_ref_vops): Traverse the list of memory references.
3657 (determine_lsm_loop): Work with the list of memory references instead
3658 of traversing the hashtable.
3660 2005-05-12 Steven Bosscher <stevenb@suse.de>
3661 Stuart Hastings <stuart@apple.com>
3662 Jan Hubicka <jh@suse.cz>
3664 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3665 duplicate_eh_regions): New functions, based on old
3666 implementation removed with RTL inliner.
3667 (reachable_next_level): Modify behaviour pre-inline.
3668 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3670 * function.h (struct function): Add after_inlining flag.
3671 * tree-optimize.c (tree_rest_of_compilation): Set it.
3672 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3674 * tree-cfg.c (label_to_block_fn): Deal with cases where
3675 label was never insterted into code.
3677 2005-05-12 Zack Weinberg <zack@codesourcery.com>
3679 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3681 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
3683 Fix PR tree-optimization/21532
3684 * tree-ssa-pre.c (create_expression_by_pieces): stmt
3685 needs to go onto the inserted_exprs list.
3687 2005-05-12 Ian Lance Taylor <ian@airs.com>
3689 * c-common.h (statement_code_p): Don't declare.
3690 (STATEMENT_CODE_P): Don't define.
3691 (INIT_STATEMENT_CODES): Don't define.
3692 * c-common.c (statement_code_p): Don't define.
3694 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3696 * config/sparc/sparc.h: Remove dead code.
3697 * config/sparc/sparc.c (sparc_compute_frame_size): Use
3698 FIRST_PARM_OFFSET for the size of the register window area.
3699 (emit_save_regs): Rename into emit_save_or_restore_regs.
3700 Add 'action' parameter. Use 4095 as upper bound for the offset.
3701 Pass 'action' to save_or_restore_regs.
3702 (emit_restore_regs): Delete.
3703 (sparc_expand_prologue): Call emit_save_or_restore_regs.
3704 (sparc_expand_epilogue): Likewise.
3705 * config/sparc/sparc.md (mode macro P): Move.
3706 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
3707 (mov<V32:mode> expander): Move to the top of the V32 section.
3708 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
3709 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
3710 (sibcall_epilogue): Move.
3712 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3715 * arm.c (arm_gen_constant): Sign-extend intermediate values when
3716 synthesizing a constant of the difference of two immediates.
3718 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3720 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
3721 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
3722 the alternatives using integer registers into the appropriate
3725 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3727 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
3728 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
3729 * bitmap.h: Fixed comments.
3731 2005-05-11 Richard Henderson <rth@redhat.com>
3734 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
3735 (ia64_cannot_force_const_mem): New.
3736 (tls_symbolic_operand_type): New.
3737 (ia64_legitimate_constant_p): New.
3738 (ia64_expand_load_address): Return true on success. Improve
3739 checks for when we should not split.
3740 (ia64_expand_tls_address): New addend operand. Distribute it
3741 as appropriate to the tls_kind. Delay referencing gp.
3742 (ia64_expand_move): Split symbolic addend as necessary. Handle
3743 tls symbols with addends.
3744 * config/ia64/ia64-protos.h: Update.
3745 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
3746 p0, f0, f1, and r13.
3747 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
3748 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
3749 (symbolic_operand splitter): Pass everything through
3750 ia64_expand_load_address and FAIL or DONE as appropriate.
3751 (load_fptr): Only accept after reload.
3752 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
3753 load_symptr_low, load_ltoff_dtpmod,
3755 (load_dtprel): Only accept tls symbols.
3756 (load_dtprel64, load_dtprel22): Likewise.
3757 (load_tprel, load_tprel64, load_tprel22): Likewise.
3758 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
3759 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
3760 (add_dtprel14, add_dtprel22): Likewise.
3761 (add_tprel, add_tprel14, add_tprel22): Likewise.
3762 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
3763 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
3764 (got_symbolic_operand): Check CONST offsets.
3765 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
3766 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
3767 (move_operand): Don't handle tls here. Check CONST offsets.
3769 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3771 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
3772 Remove hilo_operand check.
3773 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
3774 * config/mips/predicates.md (hilo_operand): Delete.
3776 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3778 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
3780 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3782 PR tree-optimizer/18472
3783 * tree-if-conv.c (tree_if_convert_stmt,
3784 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
3786 2005-05-11 Jan Hubicka <jh@suse.cz>
3788 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
3789 (GTFILES): add except.h.
3790 * except.c (eh_status): Add throw_stmt_table.
3791 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
3792 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
3793 lookup_stmt_eh_region_fn): Declare.
3794 (throw_stmt_node): New structure.
3795 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
3796 * gengtype.c (open_base_files): Add except.h to inlines.
3797 * tree-eh.c (throw_stmt_node): Kill.
3798 (record_stmt_eh_region): Update.
3799 (add_stmt_to_eh_region_fn): Break out from ...
3800 (add_stmt_to_eh_region): ... here.
3801 (remove_stmt_from_eh_region_fn): Break out from ...
3802 (remove_stmt_from_eh_region): ... here.
3803 (lookup_stmt_eh_region_fn): Break out from ...
3804 (lookup_stmt_eh_region): ... here.
3805 (honor_protect_cleanup_actions): Use build_resx.
3806 (lower_try_finally_onedest): Likewise.
3807 (lower_try_finally_copy): Likewise.
3808 (lower_try_finally_switch): Likewise.
3809 (lower_eh_constructs): Update eh table construction.
3810 * tree.c (build_resx): New.
3811 * tree.h (build_resx): Declare.
3813 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
3815 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
3818 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3820 * fold-const.c, libgcov.c: Fix comment typos.
3822 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
3825 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
3827 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3828 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
3830 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
3832 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
3835 * crtstuff.c: Include auto-host.h again, for now.
3837 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3839 * config/mips/24k.md: Remove trailing whitespace.
3841 2005-05-11 David Ung <davidu@mips.com>
3843 * config/mips/mips.md (type): Add imul3.
3844 (length, hazard, may_clobber_hilo): Check for imul3.
3845 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
3846 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
3847 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
3848 for a 3 operand mul and its bypasses.
3849 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
3850 * config/mips/4000.md (r4k_imul): Likewise.
3851 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
3852 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
3853 (vr4130_muldi): Likewise.
3854 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
3855 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
3856 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
3857 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
3858 (ir_vr54_imadd_si): Likewise.
3859 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
3860 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
3861 (rm7_impy_di): Likewise.
3862 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
3863 * config/mips/generic.md (generic_imul): Likewise.
3864 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3865 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
3867 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
3869 PR middle-end/20371:
3870 * tree.h (record_layout_info_s): New member prev_packed.
3871 * stor-layout.c (update_alignment_for_field): Fix comment about
3872 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
3873 we start it properly aligned.
3874 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3875 to update_alignment_for_field, and recompute it afterwards using
3876 the alignment of the record.
3877 When a packed bitfield precedes an MS bitfield, don't add padding
3878 at the end of the packed bitfield on behalf of the base type of
3879 the packed bit field.
3880 Don't adjust rli->bitpos at the end
3881 of an MS bitfield run if we already adjusted bitpos/offset for an
3882 alignment as large or larger than the bitfield type size.
3883 Take possible record alignment > BIGGEST_ALIGNMENT into account
3884 when calculating actual_align.
3885 Only put packed buit fields into rli->prev_field if they end up
3887 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3888 Update rli->remaining_in_alignment when we have already started a
3889 run of bit fields and we process a packed bit field.
3891 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3893 * tree-data-ref.c (find_data_references_in_loop): Give up when
3894 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3895 may embed arbitrary side effects.
3896 Remove the assumption that GIMPLE form contains a single array
3897 access per statement.
3898 When the statement contains virtual operands, fail if it is not
3899 a MODIFY_EXPR or a CALL_EXPR.
3900 Return after the dont know node is inserted.
3902 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3904 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3906 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3909 PR tree-optimization/19639
3910 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3911 and generic summands for char* as s * delta, too, folding &a[i]
3912 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3913 for comparison of steps. Convert types for index addition.
3914 (fold_binary): Adjust the callers to always dispatch to
3915 try_move_mult_to_index.
3916 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3917 expr with non-gimple ARRAY_REF offset.
3919 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3921 * fold-const.c (fold_indirect_ref_1): Avoid removing
3922 NOP_EXPRs with type qualifiers like const.
3924 2005-05-11 Richard Henderson <rth@redhat.com>
3927 * c-decl.c (finish_decl): Propagate the completed array type of
3928 a global variable into the binding.
3930 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3932 * Makefile.in (gtype-desc.o, build/genautomata.o)
3933 (build/varray.o): Depend on $(VARRAY_H).
3935 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3937 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3938 optimization passes to do an initial batch of scalar cleanups.
3940 2005-05-10 Ian Lance Taylor <ian@airs.com>
3942 * read-rtl.c (struct macro_traverse_data): Define.
3943 (map_attr_string): New static function, broken out of
3944 apply_macro_to_string.
3945 (mode_attr_index, apply_mode_maps): New static functions.
3946 (apply_macro_to_string): Call map_attr_string.
3947 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3949 (apply_macro_traverse): Expect data to point to a struct
3950 macro_traverse_data.
3951 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3952 to pass data through htab_traverse.
3953 (read_rtx_1): Add mode_maps parameter. Change all callers.
3954 Handle mode names which are attribute strings.
3955 * doc/md.texi (Substitutions): Rename from String Substitutions.
3956 Change references. Document using attributes as modes.
3958 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3960 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3961 * tree-optimize.c (init_tree_optimization_passes) Swap
3962 pass_ch and pass_profile.
3963 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3964 here. Remove rewrite_into_loop_closed_ssa call.
3966 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3968 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3970 (legitimate_reload_constant_p): Add check for const double zero.
3971 * config/s390/s390.md: Add comment for constraint letter 'G'.
3972 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3973 attributes for new case.
3974 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3975 s390_const_double_ok_for_constraint_p.
3976 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3979 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3981 PR tree-optimization/21170
3982 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3983 rewrite_ssa_into_ssa in comments with update_ssa.
3985 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3987 * tree-ssa-loop-im.c: Include hashtab.h.
3988 (struct mem_ref_loc): New.
3989 (struct mem_ref): Describe the set of references with the same
3991 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3992 maybe_queue_var, fem_single_reachable_address,
3993 for_each_memref, single_reachable_address,
3994 is_call_clobbered_ref, determine_lsm_reg): Removed.
3995 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3996 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3997 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3999 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4000 (determine_lsm_loop): Rewritten.
4001 (determine_lsm): Do not set stmt uids.
4003 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4005 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4008 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4010 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4011 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4012 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4014 2005-05-10 Jeff Law <law@redhat.com>
4016 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4017 thread_across_edge for any abnormal edges.
4019 2005-05-10 Richard Henderson <rth@redhat.com>
4021 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4022 * config/ia64/ia64-protos.h: Declare it.
4023 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4024 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4025 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4026 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4027 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4028 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4029 extend result; use release semantics.
4030 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4031 (sync_val_compare_and_swap_<IMODE>): Update to match.
4033 2005-05-10 Richard Henderson <rth@redhat.com>
4035 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4036 before comparing it for success.
4038 2005-05-10 Richard Henderson <rth@redhat.com>
4040 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4041 no return value pattern.
4043 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4044 H.J. Lu <hongjiu.lu@intel.com>
4046 * libgcov.c (create_file_directory): New function. Create
4047 directory for the given file name.
4048 (gcov_max_filename): New static var. Keeps size of the longest
4050 (gcov_exit): Always try to create directory for output
4051 file. Relocate each filename basing on environment vars.
4052 (__gcov_init): Remember the longest file name.
4053 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4054 * doc/gcov.texi (Cross-profiling): New node documenting
4055 cross-profiling management.
4056 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4058 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4060 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4061 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4063 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4065 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4066 case code to avoid one move instruction.
4067 (__umodsi3, __modsi3): Merge duplicated code sequences.
4069 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4071 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4072 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4073 * doc/invoke.texi: Fix typos.
4075 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4076 init_data_ref, access_functions_are_affine_or_constant_p,
4077 free_data_refs): Use VEC instead of VARRAY.
4078 * tree-data-ref.h (data_reference): Change the type of
4079 access_fns to VEC(tree,gc)*.
4080 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4082 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4085 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4086 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4087 (contains_label_1, contains_label_p): New functions for checking
4088 labels in a sub-tree.
4090 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4093 * c-decl.c (pushdecl): When there is a declaration in the current
4094 scope and the declarations are external linkage, check for
4095 compatibility with the type in the external scope and update the
4096 type in the external scope with the composite type information.
4097 Do not form a composite type of the new type and the visible type
4098 if they are incompatible.
4100 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4102 * crtstuff.c: Revert part of 2005-05-08 Change.
4103 (IN_LIBGCC2): Define.
4105 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4107 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4108 remove redundant test.
4109 (fp_mov_p): Accept 0.
4110 (fp_high_losum_p): Remove redundant test.
4111 * config/sparc/predicates.md (const_high_operand): Explicitly test
4112 (not small_int_operand).
4113 (fp_const_high_losum_operand): New.
4114 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4115 (movdi_insn_sp32_v9): Use canonical predicates.
4116 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4117 (movdi_insn_sp64_novis): Delete.
4118 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4119 (movsf_insn_novis): Delete.
4120 (movsf_insn_vis): Rename into movsf_insn.
4121 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4122 (movsf_lo_sum): Use fp_const_high_losum_operand.
4123 (movsf_high): Likewise.
4124 (movsf_high_losum splitter): Likewise.
4125 (mov<V32:mode> expander): Use register_or_zero_operand.
4126 (mov<V64:mode> expander): Likewise.
4127 (movdf_insn_sp32): Use register_or_zero_operand.
4128 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4129 Rename into movdf_insn_sp32_no_fpu.
4130 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4131 Rename into movdf_insn_sp32_v9_no_fpu.
4132 (movdf_insn_v9only_novis): Delete.
4133 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4134 (movdf_insn_sp64_novis): Delete.
4135 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4136 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4137 Rename into movdf_insn_sp64_no_fpu.
4138 (movtf expander): Use register_or_zero_operand.
4139 (movtf_insn_sp32): Delete.
4140 (movtf_insn_vis_sp32): Use register_or_zero_operand.
4141 Rename into movtf_insn_sp32.
4142 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4143 Rename into movtf_insn_sp32_no_fpu.
4144 (movtf_insn_hq_sp64): Delete.
4145 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4146 Rename into movtf_insn_sp64_hq.
4147 (movtf_insn_sp64): Delete.
4148 (movtf_insn_vis_sp64): Use register_or_zero_operand.
4149 Rename into movtf_insn_sp64.
4150 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4151 Rename into movtf_insn_sp64_no_fpu.
4153 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4155 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4156 gcc_assert and gcc_unreachable as appropriate.
4157 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4158 xstormy16_output_cbranch_si, xstormy16_split_move,
4159 xstormy16_initial_elimination_offset,
4160 xstormy16_encode_section_info, xstormy16_print_operand_address,
4161 xstormy16_expand_call, xstormy16_expand_arith,
4162 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4164 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4166 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4167 const_copies to VEC(tree,heap)*.
4168 (new_elim_graph, delete_elim_graph, elim_graph_size,
4169 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4172 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4175 * doc/extend.texi (Type Attributes): Correct example syntax.
4177 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
4180 * doc/invoke.texi (-Wuninitialized): Update documentation.
4182 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4184 * arm.c (const_ok_for_arm): Use a faster algorithm.
4186 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4189 * config/rs6000/rs6000.md (add_op2): New.
4190 (add<mode>3): Use it.
4192 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4194 * arm.c (arm_gen_constant): Add new heuristic for generating
4195 constant integers that can be expressed as the difference of two
4198 2005-05-09 Roger Sayle <roger@eyesopen.com>
4200 * c-tree.h (parser_build_unary_op): New prototype.
4201 * c-typeck.c (parser_build_unary_op): New function to construct
4202 a unary operation in the C parser.
4203 * c-parser.c (c_parser_unary_expression): Use the new function
4204 parser_build_unary_op when appropriate.
4206 2005-05-09 Mark Mitchell <mark@codesourcery.com>
4209 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4210 before outputting DWARF_FRAME_RETURN_COLUMN.
4212 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4214 * config/s390/s390.c: (s390_branch_condition_mask,
4215 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4216 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4217 legitimize_pic_address, s390_emit_tls_call_insn,
4218 legitimize_tls_address, legitimize_tls_address,
4219 s390_expand_addcc, print_shift_count_operand, print_operand,
4220 addr_generation_dependency_p, annotate_constant_pool_refs,
4221 s390_split_branches, find_constant_pool_ref,
4222 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4223 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4224 s390_output_pool_entry, s390_function_value,
4225 s390_call_saved_register_used, s390_emit_call): Replace
4226 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4227 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4228 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4229 get_some_local_dynamic_name, s390_function_arg_size,
4230 s390_function_arg_advance, s390_function_arg,
4231 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4232 default case by gcc_unreachable.
4233 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4234 conditional abort by gcc_assert.
4235 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4236 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4238 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4240 * config/s390/s390.c: (s390_decompose_address,
4241 tls_symbolic_operand, legitimate_pic_operand_p,
4242 legitimate_constant_p, legitimate_reload_constant_p,
4243 s390_expand_plus_operand, legitimate_address_p,
4244 legitimate_la_operand_p, ): Remove 'register' from signature.
4245 (symbolic_reference_mentioned_p,
4246 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4247 variable declarations.
4248 (legitimize_address): Remove 'register' from
4249 signature and local variable declarations.
4251 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4253 * config/s390/s390-protos.h: (s390_match_ccmode,
4254 s390_match_ccmode_set, reg_used_in_mem_p,
4255 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4256 legitimate_la_operand_p, preferred_la_operand_p,
4257 s390_short_displacement, addr_generation_dependency_p,
4258 legitimate_reload_constant_p, legitimate_address_p): Change return type
4260 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4261 * config/s390/s390.c: (s390_match_ccmode,
4262 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4263 legitimate_reload_constant_p): Change return type into 'bool'.
4264 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4265 Likewise. Additionally adapted comment.
4266 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4267 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4268 (s390_decompose_address): Change the type of the internal flags
4269 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4270 (struct s390_address): Change type of "pointer" into bool.
4271 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4272 Adapt calls for 's390_tm_ccmode' to the new signature.
4274 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4276 * config/s390/s390.c: (s390_match_ccmode_set,
4277 s390_branch_condition_mnemonic, s390_short_displacement,
4278 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4279 print_shift_count_operand, get_some_local_dynamic_name,
4280 get_some_local_dynamic_name_1, reg_used_in_mem_p,
4281 addr_generation_dependency_p, s390_split_branches,
4282 annotate_constant_pool_refs, find_constant_pool_ref,
4283 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4284 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4285 s390_register_info, s390_frame_info, s390_init_frame_layout,
4286 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4287 restore_gprs, s390_function_arg_size, s390_function_arg_float,
4288 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4289 s390_encode_section_info, s390_cannot_force_const_mem,
4290 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4291 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4292 s390_adjust_priority, s390_issue_rate,
4293 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4294 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4295 s390_build_builtin_va_list, s390_gimplify_va_arg,
4296 s390_function_ok_for_sibcall, s390_call_saved_register_used,
4297 s390_pass_by_reference, s390_fixed_condition_code_regs,
4298 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4299 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4300 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4301 s390_add_pool_insn, s390_find_pool, s390_add_constant,
4302 s390_find_constant, s390_add_execute, s390_find_execute,
4303 s390_execute_label, s390_execute_target, s390_dump_pool,
4304 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4305 Move target macro definitions to the end of the file. Move several
4306 functions within the file to assure correct compiling.
4308 2005-05-09 Steven Bosscher <stevenb@suse.de>
4310 * calls.c (purge_reg_equiv_notes): Remove, fold into...
4311 (fixup_tail_calls): ...here. Only look at insns between the
4312 start of the function and the FUNCTION_BEG insn note.
4314 * gcse.c (one_cprop_pass): Fix typos in dumps.
4316 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4318 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4320 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4321 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4322 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4323 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4325 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4326 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4327 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4330 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4332 * config/s390/s390.md: ("gf") New mode attribute.
4333 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4334 "fixuns_truncsfsi2"): Merge.
4335 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4336 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4337 "fix_truncsfsi2_ieee"): Merge.
4339 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4341 * config/s390/s390.md: ("FPR") New mode macro.
4342 ("de", "dee"): New mode attributes.
4343 ("cmpdf", "cmpsf"): Merge.
4344 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4345 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4346 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4347 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4348 ("floatdidf2", "floatdisf2"): Merge.
4349 ("adddf3", "addsf3"): Merge.
4350 ("*adddf3", "*addsf3"): Merge.
4351 ("*adddf3_cc", "*addsf3_cc"): Merge.
4352 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4353 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4354 ("subdf3", "subsf3"): Merge.
4355 ("*subdf3", "*subsf3"): Merge.
4356 ("*subdf3_cc", "*subsf3_cc"): Merge.
4357 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4358 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4359 ("muldf3", "mulsf3"): Merge.
4360 ("*muldf3", "*mulsf3" "): Merge.
4361 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4362 ("*fmadddf", "*fmaddsf"): Merge.
4363 ("*fmsubdf", "*fmsubsf"): Merge.
4364 ("divdf3", "divsf3"): Merge.
4365 ("*divdf3", "*divsf3"): Merge.
4366 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4367 ("negdf2", "negsf2"): Merge.
4368 ("*negdf2_cc", "*negsf2_cc"): Merge.
4369 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4370 ("*negdf2", "*negsf2"): Merge.
4371 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4372 ("absdf2", "abssf2"): Merge.
4373 ("*absdf2_cc", "*abssf2_cc"): Merge.
4374 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4375 ("*absdf2", "*abssf2"): Merge.
4376 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4377 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4378 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4379 ("*negabsdf2", "*negabssf2"): Merge.
4380 ("sqrtdf2", "sqrtsf2"): Merge.
4382 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4384 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4386 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4387 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4388 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4389 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4391 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4392 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4393 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4394 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4395 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4396 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4397 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4398 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4399 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4400 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4401 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4402 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4403 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4404 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4405 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4406 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4408 ("*divsf3"): Additionally rename second pattern to
4410 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4411 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4412 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4413 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4414 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4415 'type values' and rename 'type' value.
4416 ("*addsf3"): Additionally rename second pattern to
4419 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4421 * config/s390/s390.md: ("SHIFT"): New mode macro.
4422 ("lr", "shift"): New mode attributes.
4423 ("ashldi3", "lshrdi3"): Merge.
4424 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4425 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4426 ("ashlsi3", "lshrsi3"): Merge.
4428 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4430 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4432 ("E", "g"): New mode attributes.
4433 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4434 ("*adddi3_alc", "*addsi3_alc"): Merge.
4435 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4436 ("*subdi3_slb", "*subsi3_slb"): Merge.
4437 ("adddicc", "addsicc"): Merge.
4438 ("*sconddi", "*scondsi"): Merge.
4439 ("*sconddi_neg", "*scondsi_neg"): Merge.
4440 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4441 ("negdi2", "negsi2"): Extract expander pattern from
4442 "negsi2" and merge with "negdi2".
4443 ("*negdi2"): Merge with instruction pattern of "negsi2".
4444 ("*negdi2_cc", "*negsi2_cc"): Merge.
4445 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4446 ("rotldi3", "rotlsi3"): Merge.
4448 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4450 * config/s390/s390.md: ("hc"): New mode attribute.
4451 ("extendhidi2", "extendqidi2"): Merge.
4452 ("*extendhidi2", "*extendqidi2"): Merge.
4453 ("extendhisi2", "extendqisi2"): Merge.
4454 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4455 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4456 Merged 2 define_split.
4457 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4458 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4460 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4462 * config/s390/s390.md: ("COMPARE"): New mode macro.
4463 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4464 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4465 "bungt", "bunle", "bunge", "bltgt"): Merge.
4467 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4469 * config/s390/s390.md: ("INT"): New mode macro.
4470 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4473 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4475 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4476 ("cmpdi", "cmpsi"): Merge.
4477 ("strlendi", "strlensi"): Merge.
4478 ("*strlendi", "*strlensi"): Merge.
4479 ("movmemdi", "movmemsi"): Merge.
4480 ("clrmemdi", "clrmemsi"): Merge.
4482 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4484 * config/s390/s390.md: ("HQI"): New mode macro.
4485 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4486 ("*tmhi_full", "*tmqi_full"): Merge.
4487 ("*tsthiCCT", "*tstqiCCT"): Merge.
4488 ("*tsthi", "*tstqi"): Merge.
4489 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4490 ("*sethighhisi", "*sethighqisi"): Merge.
4492 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4494 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4495 config/alpha/unicosmk.h, config/arc/arc.md,
4496 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4497 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4498 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4499 config/arm/semi.h, config/arm/uclinux-elf.h,
4500 config/arm/wince-pe.h, config/fr30/fr30.c,
4501 config/rs6000/altivec.h: Update copyright.
4503 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4505 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4506 gcc_assert and gcc_unreachable as appropriate.
4507 (pdp11_output_function_epilogue, output_move_double,
4508 output_move_quad, print_operand_address, output_jump,
4509 output_addr_const_pdp11): Likewise.
4510 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4511 ASM_OUTPUT_ALIGN): Likewise.
4512 * config/pdp11/pdp11.md: Likewise.
4513 (extendhisi2, subhi3, subqi3): Likewise.
4515 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4518 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4521 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4523 * config/ia64/ia64.c: Fix a comment typo.
4525 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
4528 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4529 (arm_override_options): Use them instead of manifest constants. Don't
4530 allow -march to override the -mtune setting.
4532 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4534 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4535 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4536 (function_arg_advance, function_arg, save_restore_insns,
4537 iq2000_expand_prologue, iq2000_output_conditional_branch,
4538 expand_one_builtin, print_operand):
4539 * config/iq2000/iq2000.md (tablejump): Likewise.
4541 2005-05-09 David Ung <davidu@mips.com>
4543 * config/mips/mips.h (processor_type): Add names for the 24K.
4544 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4546 * config/mips/mips.md (cnv_mode): New attribute for recording the
4547 conversion types of float convert insns.
4548 (cpu): Add 24k and 24kx.
4549 (include): Include 24k.md file.
4550 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4551 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4552 (floatdisf2): Setup cnv_mode.
4553 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4555 * config/mips/24k.md: New file, contains 24k DFA pipeline
4558 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4560 * config/sh/sh.c (print_operand_address): Use gcc_assert and
4561 gcc_unreachable as appropriate.
4562 (print_operand, prepare_move_operands, prepare_scc_operands,
4563 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4564 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4565 fixup_mova, gen_far_branch, sh_reorg, split_branches,
4566 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4567 sh_set_return_address, sh_setup_incoming_varargs,
4568 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4569 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4570 check_use_sfunc_addr): Likewise.
4571 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4572 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4573 * config/sh/symbian.c (sh_symbian_mark_dllexport,
4574 sh_symbian_mark_dllimport): Likewise.
4575 * config/sh/sh.md: Likewise.
4576 (movdicc, call_pop, call_value_pop, casesi_worker_1,
4577 casesi_worker_2, casesi_shift_media, casesi_load_media,
4578 return_media): Likewise.
4580 2005-05-08 Roger Sayle <roger@eyesopen.com>
4583 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4586 2005-05-08 Richard Henderson <rth@redhat.com>
4588 * config/alpha/alpha.c (adjust_address): Fix typo last change.
4590 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4592 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4593 and -1 can happen in reg_renumber when no hard register is assigned.
4595 2005-05-08 Steven Bosscher <stevenb@suse.de>
4596 Kazu Hirata <kazu@cs.umass.edu>
4598 PR tree-optimization/14841, tree-optimization/15838
4599 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4600 (evaluate_stmt): Call it.
4602 2005-05-08 Jakub Jelinek <jakub@redhat.com>
4604 * config/ia64/ia64.c (ia64_override_options): Don't set
4605 ia64_flag_var_tracking and clear flag_var_tracking here...
4606 (ia64_file_start): ... but here.
4608 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4610 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4611 and gcc_unreachable as appropriate.
4612 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4613 m68hc11_gen_highpart, print_operand, print_operand_address,
4614 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4615 m68hc11_gen_movhi): Likewise.
4616 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4617 * config/m68hc11/m68hc11.md: Reword comment.
4619 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4622 * config/m68hc11/predicates.md (splitable_operand): An immediate is
4625 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4627 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4628 the 68HC12 address indirect addressing mode as it is not supported by
4630 * config/m68hc11/m68hc11-protos.h
4631 (m68hc11_valid_addressing_p): Declare.
4632 (m68hc11_add_mode): Declare.
4633 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4634 register_indirect_p and export it.
4635 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4636 instruction so that it is part of the good BB.
4637 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4638 addressing with movw.
4639 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4641 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4642 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4643 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4645 ("*movhi_68hc12"): Handle movhi_const0.
4646 ("*subhi3", "subqi3"): Use general_operand for operand 1.
4647 ("*subhi3_zext"): Likewise.
4649 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4652 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4653 operand 1 and fix constraints.
4654 ("mulqihi3"): Use general_operand for operand 2.
4656 2005-05-08 Julian Brown <julian@codesourcery.com>
4657 H.J. Lu <hongjiu.lu@intel.com>
4658 Paul Brook <paul@codesourcery.com>
4660 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4661 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4662 20050308/2.16.0 or newer for comdat group.
4663 * configure: Regenerated.
4664 * config.in: Regenerated.
4665 * varasm.c (default_function_rodata_section): Put .rodata section in
4666 COMDAT group when necessary.
4667 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4669 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4672 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4674 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4676 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4677 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4678 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4679 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4681 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4684 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4685 64-bit constants on 64-bit hosts.
4686 (m68hc11_split_logical): Simplify.
4687 (m68hc11_split_move): Likewise.
4689 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4690 Paolo Bonzini <bonzini@gnu.org>
4692 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4693 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
4694 * configure.ac (enable_checking): Fix typos in runtime_checking.
4695 (ENABLE_RUNTIME_CHECKING): Mark as target template.
4696 (xm_file): Prepend auto-host.h
4697 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
4698 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
4700 * crtstuff.c: Do not include auto-host.h.
4701 (IN_LIBGCC2): Do not define.
4702 * gcov-io.h: Include tconfig.h, not auto-host.h.
4703 * libgcc2.c: Do not include auto-host.h.
4704 (abort): Do not undefine.
4705 * libgcov.c: Remove unneeded comment about config.h.
4706 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
4707 * config.in, configure: Regenerated.
4709 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4710 Falk Hueffner <falk@debian.org>
4712 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
4713 and gcc_unreachable as appropriate.
4714 (get_aligned_mem, get_unaligned_address,
4715 alpha_emit_set_long_const, alpha_emit_conditional_branch,
4716 alpha_emit_setcc, alpha_emit_conditional_move,
4717 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
4718 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
4719 alpha_expand_unaligned_load, alpha_expand_block_move,
4720 alpha_expand_zap_mask, get_trap_mode_suffix,
4721 get_round_mode_suffix, get_some_local_dynamic_name,
4722 print_operand_address, function_arg, alpha_return_in_memory,
4723 function_value, alpha_expand_builtin,
4724 alpha_initial_elimination_offset, alpha_expand_epilogue,
4725 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
4726 alphaev5_next_group, alpha_align_insns,
4727 unicosmk_initial_elimination_offset, unicosmk_unique_section,
4728 unicosmk_ssib_name): Likewise.
4729 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4730 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
4731 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
4732 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
4733 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4734 * config/alpha/alpha.md (*divmodsi_internal_er,
4735 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
4736 call_nt, call_umk, call_vms, call_value, sibcall_value,
4737 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
4738 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
4739 * config/alpha/predicates.md (input_operand): Likewise.
4741 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4743 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
4744 gcc_unreachable, as appropriate.
4745 (frv_function_prologue, frv_alloc_temp_reg,
4746 frv_initial_elimination_offset, frv_expand_block_move,
4747 frv_expand_block_clear, frv_print_operand_jump_hint,
4748 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
4749 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
4750 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
4751 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
4752 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
4753 frv_in_small_data_p, frv_asm_out_constructor,
4754 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
4755 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
4756 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
4757 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
4758 sibcall_value, casesi): Likewise.
4760 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
4761 gcc_unreachable as appropriate.
4762 (print_operand_address, mn10300_print_reg_list, expand_prologue,
4763 expand_epilogue, notice_update_cc, initial_offset,
4764 mn10300_address_cost_1): Likewise.
4765 * config/mn10300/mn10300.md: Likewise.
4766 (absdf2, abssf2, negdf2, negsf2): Likewise.
4768 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4771 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
4773 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
4774 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
4775 including sunge_<mode> and sungt_<mode>.
4777 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4779 * integrate.h (get_hard_reg_initial_val): Change type of register
4780 parameter from int to unsigned int.
4781 (has_hard_reg_initial_val): Likewise.
4782 * integrate.c (get_hard_reg_initial_val): Likewise.
4783 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
4785 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4787 * except.c (eh_status): Change the type of ttype_data to
4789 (add_ttypes_entry, assign_filter_values,
4790 output_function_exception_table): Use VEC instead of VARRAY.
4792 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4794 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
4796 2005-05-07 Paul Brook <paul@codesourcery.com>
4798 * Makefile.in: Fix dependencies.
4799 (GCOV_IO_H, VARRAY_H): Set.
4801 2005-05-07 Anthony Green <green@redhat.com>
4804 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
4805 x$STMP_FIXPROTO test.
4806 * configure: Rebuilt.
4808 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4810 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
4811 inappropriate feature test macros if flag_iso.
4813 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4815 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
4817 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
4820 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
4821 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
4822 Handle moved operand being in special register.
4823 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
4824 presumed working insn.
4825 (mover2side): Add FIXME.
4827 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4829 * integrate.c (get_func_hard_reg_initial_val): Delete.
4830 (has_func_hard_reg_initial_val): Delete.
4831 (get_hard_reg_initial_val): Inline the old implementation of
4832 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
4833 instead of has_func_hard_reg_initial_val to test for an existing
4834 pseudo. Only create an rtx if a new initial value entry is needed.
4835 (has_hard_reg_initial_val): Scan the initial value list directly.
4836 Don't create an rtx.
4838 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4840 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
4842 * config.in (HAVE_AS_POPCNTB): New.
4843 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
4844 (HAVE_AS_POPCNTB): New.
4845 * configure: Regenerated.
4846 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
4847 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
4848 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
4849 and rs6000_sched_costly_dep.
4850 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
4851 (TARGET_XL_COMPAT): Delete.
4852 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
4853 (popcount<mode>2): New.
4854 (popcntb<mode>2): New.
4855 * config/rs6000/rs6000.opt (mpopcntb): New.
4857 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
4858 if variable name exists.
4860 2005-05-07 Matt Kraai <kraai@ftbfs.org>
4862 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4864 2005-05-07 Richard Henderson <rth@redhat.com>
4867 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4868 with constant offsets.
4870 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
4872 * config/v850/v850.c (print_operand): Use gcc_assert and
4873 gcc_unreachable, as appropriate.
4874 (print_operand_address, v850_handle_data_area_attribute,
4875 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4876 v850_insert_attributes, construct_prepare_instruction): Likewise.
4877 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4878 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4880 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
4882 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4883 config/rs6000/rs6000.h: Fix comment typos.
4885 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4887 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4888 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4889 (mips_scalar_mode_supported_p): Delete.
4891 2005-05-06 Eric Christopher <echristo@redhat.com>
4893 * config/mips/mips.opt: Remove -mint64 option.
4894 * config/mips/mips.c (override_options): Remove -mint64
4896 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4897 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4898 64-bit integer handling.
4899 * doc/invoke.texi (Option Summary): Remove -mint64 for
4902 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4904 PR tree-optimization/19401
4905 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4906 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4907 (estimated_unrolled_size): New function.
4908 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4909 tree_unroll_loops_completely): Always unroll loops if the code size
4911 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4912 loops should be unrolled completely.
4913 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4915 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4917 PR rtl-optimization/21254
4918 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4919 assumptions for loops that otherwise do not roll.
4920 (find_simple_exit): Prefer # of iterations that is guaranteed
4922 * loop-unroll.c (decide_peel_once_rolling,
4923 decide_peel_completely): Check whether the loop is infinite.
4925 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4927 * config/rs6000/sysv4.opt: Fix typo.
4929 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4930 Jakub Jelinek <jakub@redhat.com>
4933 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4934 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4935 Don't use rep; movs{l,q} if the repetition count is really small,
4936 instead use a sequence of movs{l,q} instructions.
4938 2005-05-06 Jeff Law <law@redhat.com>
4940 PR tree-optimization/21380
4941 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4942 thread through a block with no preds.
4944 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4946 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4947 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4948 add_call_read_ops): Use VEC instead of VARRAY.
4950 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4952 * config/mcore/mcore.c (mcore_print_operand_address): Use
4953 gcc_assert and gcc_unreachable as appropriate.
4954 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4955 mcore_output_andn, output_inline_const, mcore_output_move,
4956 mcore_output_movedouble, mcore_expand_block_move,
4957 layout_mcore_frame, mcore_initial_elimination_offset,
4958 mcore_expand_prolog, mcore_mark_dllexport,
4959 mcore_mark_dllimport): Likewise.
4960 * config/mcore/mcore.h (switch_to_section): Likewise.
4961 * config/mcore/mcore.md: Likewise.
4963 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4965 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4966 TARGET_PROFILE_KERNEL.
4968 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4969 TARGET_PROFILE_KERNEL use.
4971 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4973 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4974 and gcc_unreachable, as appropriate.
4975 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4976 m32r_expand_prologue, m32r_output_function_epilogue,
4977 m32r_legitimize_pic_address, m32r_print_operand_address,
4978 emit_cond_move, m32r_function_symbol,
4979 m32r_output_block_move): Likewise.
4980 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4981 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4982 *rev_zero_branch_insn): Likewise.
4984 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4987 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4988 if both NEWDECL and OLDDECL are already weak.
4990 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4992 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4994 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4995 Kaz Kojima <kkojima@gcc.gnu.org>
4997 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5000 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5001 David Edelsohn <edelsohn@gnu.org>
5003 * config.gcc: Add .opt magic for the rs6000 ports.
5005 * doc/invoke.texi: Document -mabi= option properly. Document
5006 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5007 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5010 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5011 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5014 * config/rs6000/aix.opt: New.
5015 * config/rs6000/aix41.opt: New.
5016 * config/rs6000/aix64.opt: New.
5017 * config/rs6000/darwin.opt: New.
5018 * config/rs6000/linux64.opt: New.
5019 * config/rs6000/rs6000.opt: New.
5020 * config/rs6000/sysv4.opt: New.
5022 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5023 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5025 Define TARGET_USES_SYSV4_OPT.
5026 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5027 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5028 TARGET_USES_AIX64_OPT.
5029 * config/rs6000/aix51.h: Same.
5030 * config/rs6000/aix52.h: Same.
5031 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5032 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5033 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5034 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5035 * config/rs6000/linux64.h: Use
5036 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5038 * config/rs6000/rs6000.c: Remove definitions of
5039 rs6000_sched_restricted_insns_priority,
5040 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5041 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5042 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5043 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5044 rs6000_alignment_string. Define rs6000_explicit_options.
5045 (rs6000_parse_abi_options): Remove.
5046 (rs6000_parse_alignment_option): Remove.
5047 (rs6000_parse_float_gprs_option): Remove.
5048 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5049 TARGET_DEFAULT_TARGET_FLAGS.
5050 (rs6000_override_options): Revamp to use new .opt machinery.
5052 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5053 of new .opt machinery. Remove target_flags. Redefine
5054 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5055 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5056 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5057 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5058 rs6000_longcall_switch, rs6000_default_long_calls,
5059 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5060 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5061 TARGET_ALTIVEC_VRSAVE.
5063 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5065 * config.gcc (hppa1.1-*-rtems*): Remove.
5066 * config/pa/rtems.h: Remove.
5068 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5070 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5071 Exclude roe/603e multilib variants.
5073 2005-05-04 Denis Chertykov <denisc@overta.ru>
5076 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5079 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5081 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5082 arm/pe.opt to $extra_options.
5083 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5084 (target_float_abi_name, target_float_switch, target_abi_name)
5085 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5086 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5087 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5088 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5089 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5090 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5091 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5092 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5093 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5094 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5095 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5096 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5097 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5098 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5099 (arm_pic_register_string): Delete.
5100 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5102 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5103 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5104 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5105 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5106 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5107 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5108 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5109 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5110 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5111 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5112 (SUBTARGET_SWITCHES): Delete.
5113 * config/arm/arm.c (target_float_switch): Delete.
5114 (arm_cpu_select): Moved from config/arm/arm.h.
5115 (target_fpu_name, target_fpe_name, target_float_abi_name)
5116 (target_abi_name, structure_size_string, arm_pic_register_string)
5117 (arm_select): Make static.
5118 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5119 (arm_handle_option): New function.
5120 (arm_override_options): Update target_flags checks for new mask names.
5121 Remove target_float_switch code.
5122 (arm_expand_prologue, thumb_expand_prologue): Check
5123 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5124 * config/arm/arm.opt, config/arm/pe.opt: New files.
5126 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
5128 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5129 gcc_unreachable as appropriate.
5130 (arc_double_limm_p, arc_setup_incoming_varargs,
5131 arc_compute_function_type, arc_output_function_prologue,
5132 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5133 output_shift, arc_print_operand, arc_print_operand_address,
5134 arc_final_prescan_insn): Likewise.
5135 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5137 2005-05-04 Geoffrey Keating <geoffk@apple.com>
5139 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5144 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5145 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5146 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5147 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5148 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5149 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5150 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5151 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5153 2005-05-05 Paul Brook <paul@codesourcery.com>
5155 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5156 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5157 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5158 and tree-data-ref.h with *_H variables.
5160 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5162 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5164 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5166 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5168 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
5170 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5172 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5174 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5175 setting of vrsave register for current function after
5176 call to save_world is emitted.
5178 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
5180 * config/mmix/predicates.md: New file.
5181 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5182 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5183 (mmix_foldable_comparison_operator, mmix_comparison_operator)
5184 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5185 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5187 * config/mmix/mmix.md: Include predicates.md.
5188 ("call", "call_value"): Force address to register if it isn't a
5189 mmix_symbolic_or_address_operand.
5191 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
5193 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5194 the flags are of appropriate types.
5195 (num_ssa_operands): Generalize using the generic interface.
5196 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5199 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
5201 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5202 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5204 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5206 * tree-outof-ssa.c (edge_leader, stmt_list,
5207 analyze_edges_for_bb): Use VEC instead of VARRAY.
5208 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5209 (perform_edge_inserts): Call init_analayze_edges_for_bb and
5210 fini_analayze_edges_for_bb.
5212 2005-05-04 James E Wilson <wilson@specifixinc.com>
5215 * gcc.c (process_command): In the second argv scan loop, ignore
5216 Xassembler and Xpreprocessor, along with their argument.
5218 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5220 * tree-flow-inline.h, tree-ssa-operands.c,
5221 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5222 Likewise. tree-vn.c: Fix comment typos.
5223 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5225 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5227 * doc/tm.texi (Target Hooks): Document
5228 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5230 2005-05-04 Paul Brook <paul@codesourcery.com>
5232 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5234 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5236 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5237 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5240 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5241 get_expansion, expand_var_during_unrolling,
5242 insert_var_expansion_initialization,
5243 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5246 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5249 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5252 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5253 the same as INTEGER_TYPE.
5254 (fold_binary): Fold "bool_var != 0" to bool_var.
5255 Fold "bool_var == 1" to bool_var.
5257 2004-05-03 Richard Henderson <rth@redhat.com>
5260 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5261 from recog_data instead of insn_data.
5263 2005-05-03 DJ Delorie <dj@redhat.com>
5265 * common.opt (fdiagnostics-show-option): No variable is needed.
5266 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5267 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5268 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5269 Save and restore original message format. Use flag in context
5271 (warning): Don't test for enabled warnings here.
5272 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5275 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
5277 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5278 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5279 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5280 * aclocal.m4: Don't include accross.m4.
5281 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5282 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5283 * configure, config.in: Regenerate.
5285 2005-05-04 Jakub Jelinek <jakub@redhat.com>
5288 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5289 (clear_storage): Add argument.
5290 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5291 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5293 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5294 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5295 (store_expr, store_constructor): Adjust callers.
5296 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5297 to emit_block_move if CALL_EXPR_TAILCALL (exp).
5298 (expand_builtin_memmove): Add ORIG_EXP argument, copy
5299 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5300 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5301 with EXP. Pass EXP to expand_builtin_memmove.
5302 (expand_builtin_memset): Add ORIG_EXP argument, pass
5303 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5304 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5305 Pass EXP to expand_builtin_memset.
5306 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5308 (expand_builtin_strncmp): Likewise.
5309 (expand_builtin_printf): Replace ARGLIST argument with EXP.
5310 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5311 (expand_builtin_fprintf): Likewise.
5312 (expand_builtin): Adjust calls to
5313 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5315 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5318 PR rtl-optimization/21239
5319 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5321 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5323 * tree-flow.h (tree_ann_common_d): Move aux to ...
5324 (stmt_ann_d): ... here.
5325 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5326 move_computations_stmt, schedule_sm): Update references to
5328 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5330 * tree-cfg.c (remove_bb): Remove a redundant call to
5332 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5335 2005-05-03 Richard Henderson <rth@redhat.com>
5337 * config/rs6000/rs6000.c: Remove conflict markers.
5339 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5341 2005-05-03 James E Wilson <wilson@specifixinc.com>
5343 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5345 2005-05-03 DJ Delorie <dj@redhat.com>
5347 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5348 decide if the warning will be printed.
5349 * calls.c (expand_call): Likewise.
5350 * function.c (init-function_start): Likewise.
5352 * common.opt (-fdiagnostics-show-option): New.
5353 * opts.c (option_enabled): Accept the option index instead of a
5354 pointer to the option descriptor.
5355 * opts.h (option_enabled): Likewise.
5356 * toplev.c (print_switch_values): Pass option index, not option
5358 * diagnostic.h (diagnostic_info): Add option_index.
5359 * diagnostic.c: Include opts.h.
5360 (diagnostic_set_info): Initialize option_index.
5361 (diagnostic_report_diagnostic): Amend option name if appropriate.
5362 (warning): Check to see if the specified warning is enabled.
5364 * doc/invoke.texi (-fdiagnostics-show-options): Document.
5366 2005-05-03 Richard Henderson <rth@redhat.com>
5368 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5369 SPEC_OR_GEN_REGS definitions.
5371 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
5374 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5375 for unavailable registers.
5377 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5379 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5381 * cfglayout.c (block_locators_blocks,
5382 insn_locators_initialize, insn_scope): Use VEC instead of
5385 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5386 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5389 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5391 * config/sparc/predicates.md (const_compl_high_operand): New.
5392 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5394 (sparc_emit_set_const64_quick1): Adjust for above change.
5395 (sparc_emit_set_const64_quick2): Likewise.
5396 (sparc_emit_set_const64_longway): Likewise.
5397 (sparc_emit_set_const64): Likewise.
5398 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5399 movdi_const64_special): Delete.
5400 (logical constant splitters): Use const_compl_high_operand.
5402 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5404 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5405 rather than STRIP_NOPS.
5407 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5409 PR rtl-optimization/21330
5410 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5412 (unswitch_single_loop): Clear cinsn when retrying.
5415 * config/i386/i386.c (legitimize_address): When canonicalizing
5416 ASHIFT into MULT, multiply by 1 << shift_count instead of
5417 1 << log2 (shift_count).
5419 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5421 * lambda-code.c (gcc_loop_to_lambda_loop,
5422 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5423 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5424 generic operand interface.
5425 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5426 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5427 generic operand interface.
5428 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5429 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5430 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5431 num_imm_uses): Use ssa_use_operand_t.
5432 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5433 get_v_must_def_ops): Delete.
5434 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5435 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5436 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5437 get_v_must_def_kill_ptr): Delete.
5438 (delink_stmt_imm_use): Move and use new operand interface.
5439 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5440 op_iter_next_tree): Use new operand implementation.
5441 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5442 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5444 (op_iter_next_mustdef, op_iter_next_maydef,
5445 op_iter_next_must_and_may_def): Delete. Replace with...
5446 (op_iter_next_maymustdef): New. Combine must and may next operations.
5447 (op_iter_init_maydef, op_iter_init_mustdef,
5448 op_iter_init_must_and_may_def): Use new interface.
5449 (single_ssa_tree_operand ): New. Process single operands only as trees.
5450 (single_ssa_use_operand): New. Process single operands only as uses.
5451 (single_ssa_def_operand): New. Process single operands only as defs.
5452 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5454 (num_ssa_operands): New. Count the number of specified operands.
5455 (compare_ssa_operands_equal): New. Compare two statements' operands.
5456 (single_phi_def): New. Return true if PHI has one def of the specified
5458 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5459 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5460 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5461 (struct stmt_ann_d): Operands field no longer require GTY().
5462 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5463 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5464 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5465 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5466 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5467 Use use_operand_p instead of ssa_imm_use_t *.
5468 * tree-pretty-print.c (dump_vops): check if operands are active before
5469 dumping virtual operands.
5470 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5471 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5472 (ccp_fold): Use new interface.
5473 (ccp_visit_stmt): Remove unused variables and code.
5474 (convert_to_gimple_builtin): Insert statements before calling
5475 mark_new_vars_to_rename.
5476 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5477 (copy_prop_visit_cond_stmt): Use generic interface.
5478 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5479 annotation in table.
5480 (thread_across_edge): Use generic interface.
5481 (initialize_hash_element): Initialzie with stmt, not annotation.
5482 (eliminate_redundant_computations): Use generic interface.
5483 (record_equivalences_from_stmt): Pass stmt, not annotation.
5484 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5486 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5487 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5488 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5489 generic operand interface.
5490 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5492 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5494 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5495 (build_defs, build_uses, build_v_may_defs, build_vuses,
5496 build_v_must_defs): Change type to struct opbuild_list_d.
5497 (ops_active): New. Operands active boolean.
5498 (operand_memory, operand_memory_index): New. Operand memory managers.
5499 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5500 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5501 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5502 Change from functions to static variable list heads.
5503 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5504 (opbuild_initialize_real): New. Initialize a virtual build list.
5505 (opbuild_free): New. Free a build list.
5506 (opbuild_num_elems): New. Number of items in a list.
5507 (opbuild_append_real): New. Add a real (tree *) operand.
5508 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5509 (opbuild_first): New. Return first element index in a list.
5510 (opbuild_next): New. Return next element in a list.
5511 (opbuild_elem_real): New. Return real element.
5512 (opbuild_elem_virtual): New. Return virtual element.
5513 (opbuild_elem_uid): New. Return UID of virtual element.
5514 (opbuild_clear): New. Reset an operand list.
5515 (opbuild_remove_elem): New. Remove an element form a list.
5516 (ssa_operands_active): New. Return true if operand cache is active.
5517 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5518 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
5519 (correct_use_link): Use use_operand_p.
5520 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5521 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5522 (cleanup_v_may_defs): Use new implmentation.
5523 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5525 (append_def, append_use, append_v_may_def, append_vuse,
5526 append_v_must_def): Call opbuild_append routine instead of using varray.
5527 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5528 global parse_old_ops variable.
5529 (free_ssa_operands): New implementation.
5530 (update_stmt_operands): Move. Change argument to build_ssa_operands.
5531 (copy_virtual_operands): Move. New generic implementation.
5532 (create_ssa_artficial_load_stmt): Move. New implementation.
5533 (swap_tree_operands): Update for new implementation.
5534 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5535 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5536 rather than a varray.
5537 (verify_imm_links): Use use_operand_p.
5538 (dump_immediate_uses_for): If the immediate use variable is a virtual
5539 variable, show the virtual ops in the stmt.
5540 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5541 (NULL_DEF_OPERAND_P): Now a #define.
5542 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5543 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5544 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5545 mustdef_optype_d): New. Use Linked list representation.
5546 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5547 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5548 (struct stmt_operands_d): Change to new pointers that are not GTY.
5549 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5550 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5551 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5552 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5553 SET_V_MUST_DEF_KILL): Delete.
5554 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5555 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5556 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5557 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5558 (enum ssa_op_iter_type): Operand iterator typechecking values.
5559 (struct ssa_operand_iterator_d): Use linked lists of operands.
5560 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5561 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5562 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5563 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
5564 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
5565 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
5566 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5567 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5568 * tree-ssa-opfinalize.h: New. Function templates for expansion.
5569 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5570 alloc_vuse, and alloc_mustdef.
5571 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5572 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5573 and finalize_ssa_v_must_def_ops.
5574 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5575 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5577 (compute_avail): Use generic iterator interface.
5578 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5579 (stmt_makes_single_load, stmt_makes_single_store): Use
5581 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5582 (statement_sink_location): Use generic interface.
5583 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
5584 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
5585 reset the immediate use link nodes.
5586 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5587 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5588 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5589 (eliminate_tail_call): Use generic operand interface.
5590 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5591 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5593 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5595 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5596 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5598 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5599 Use statement pointer instead of vuse_optype. Use generic interface.
5600 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5601 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5602 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5603 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5604 * doc/tree-ssa.texi: Update documentation for operand interface.
5606 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
5608 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5609 gcc_unreachable as appropriate.
5610 (machopic_function_base_name, machopic_indirect_data_reference,
5611 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5612 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5613 * config/rs6000/altivec.md (*mov<mode>_internal,
5614 build_vector_mask_for_load): Likewise.
5615 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5616 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5617 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5618 * config/rs6000/predicates.md (easy_fp_constant,
5619 logical_operand): Likewise.
5620 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5621 compute_save_world_info, rs6000_emit_prologue,
5622 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5623 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5626 2005-05-03 Uros Bizjak <uros@kss-loka.si>
5629 * convert.c (convert_to_integer): Convert ceil and floor in
5632 2005-04-29 Geoffrey Keating <geoffk@apple.com>
5635 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5636 define_insn_and_split. Split only when memory operand is
5637 offsettable. Use adjust_address rather than plus_constant.
5638 (floatunssidf2_internal): Likewise.
5639 (fix_truncdfsi2_internal): Split only when memory operand is
5640 offsettable. Use adjust_address rather than plus_constant.
5641 (fix_trunctfsi2_internal): Likewise.
5642 (floatsidf2_internal): Likewise.
5644 2005-05-02 Diego Novillo <dnovillo@redhat.com>
5646 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5647 (set_value_range_to_null): Likewise.
5648 (set_value_range_to_varying): New function. Use it in all
5649 call sites that used to call set_value_range (vr, VR_VARYING, ...).
5650 (extract_range_from_assert): If the integral type has a
5651 super-type, and LIMIT is not within MIN and MAX values of that
5652 type, set the resulting range to VR_VARYING.
5654 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
5656 * config/mmix/mmix.opt: New file.
5657 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5658 (mmix_cc1_ignored_option): Don't declare.
5659 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5660 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5661 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5662 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5663 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5664 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5665 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5666 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5668 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5669 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5670 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5672 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
5675 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5676 * c-decl.c (current_function_prototype_built_in,
5677 current_function_prototype_arg_types): New.
5678 (merge_decls): Keep source location of prototype followed by
5679 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
5680 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5681 (start_function): Always set current_function_prototype_locus,
5682 current_function_prototype_built_in and
5683 current_function_prototype_arg_types. Check for external
5684 prototype whether or not visible for external function and set
5685 current_function_prototype_arg_types accordingly.
5686 (store_parm_decls_oldstyle): Use
5687 current_function_prototype_arg_types for checking old-style
5688 definition against prototype. Give warnings only if
5689 current_function_prototype_built_in).
5691 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5693 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
5694 (ggc_alloc_zone_stat): Don't define.
5695 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
5696 ggc_alloc_zone_pass_stat.
5697 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
5698 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
5699 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
5701 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5703 * calls.c (expand_call): Handle current_function_pretend_args_size
5704 when checking for sibcalls.
5706 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5708 PR tree-optimization/21294
5709 * tree-vrp.c (vrp_expr_computes_nonzero): New.
5710 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
5712 2005-05-02 Janis Johnson <janis187@us.ibm.com>
5715 * gcov-io.h: Declare gcov external functions hidden.
5717 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5719 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
5720 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
5721 Use VEC instead of VARRAY.
5724 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
5727 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
5729 * c-common.c (resolve_overloaded_builtin): Forward to target
5730 hook for BUILT_IN_MD built-ins.
5731 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
5732 for all types of built-in.
5733 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
5734 in the definition of the target hooks struct.
5735 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
5736 * config/rs6000/altivec.h: Rewritten.
5737 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
5738 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
5739 rs6000_builtin_type, rs6000_builtin_type_compatible,
5740 altivec_overloaded_builtins, rs6000_builtin_type,
5741 rs6000_builtin_type_compatible): New.
5742 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
5744 (def_builtin): Turn into a function. Check for duplicates and store
5745 the builtin into rs6000_builtin_decls.
5746 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
5747 bdesc_1arg): Add overloaded builtins.
5748 (altivec_expand_builtin): Check for unresolved overloaded builtins,
5749 do not support ALTIVEC_COMPILETIME_ERROR.
5750 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
5751 nodes to represent front-end types.
5752 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
5753 with opaque arguments and/or return values.
5754 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
5755 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
5756 (rs6000_builtin_type_index): New.
5757 (is_ev64_opaque_type): Rename to...
5758 (rs6000_is_opaque_type): ... this.
5759 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
5762 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5764 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
5767 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
5768 Bernd Schmidt <bernd.schmidt@analog.com>
5770 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
5771 print_address_operand, print_operand, legitimize_pic_address,
5772 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
5773 output_pop_multiple): Use gcc_assert or gcc_unreachable as
5775 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
5777 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
5779 * doc/passes.texi: Document vectorization pass.
5781 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5783 * tree-scalar-evolution.c (get_exit_conditions_rec,
5784 select_loops_exit_conditions,
5785 number_of_iterations_for_all_loops,
5786 analyze_scalar_evolution_for_all_loop_phi_nodes,
5787 scev_analysis): Use VEC instead of VARRAY.
5789 2005-05-02 Michael Matz <matz@suse.de>
5792 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
5793 (warn_strict_null_sentinel): Define.
5794 (check_function_sentinel): Check for null_node as valid sentinel too.
5795 * c-common.h (c_tree_index): Added CTI_NULL.
5796 (null_node) Define global_tree[CTI_NULL].
5797 (warn_strict_null_sentinel): Declare.
5798 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
5799 * c.opt: (Wstrict-null-sentinel): New C++ option.
5800 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
5802 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5804 * gimplify.c (gimplify_compound_lval): Use VEC instead of
5807 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
5809 * dwarf2out.c (decl_scope_table, push_decl_scope,
5810 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
5813 2005-05-01 Mark Mitchell <mark@codesourcery.com>
5816 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
5818 * doc/cpp.texi (__DEPRECATED): Document.
5819 (__EXCEPTIONS): Likewise.
5820 (__GXX_WEAK__): Likewise.
5822 * function.c (INVOKE__main): Do not define.
5823 (expand_main_function): Check HAS_INIT_SECTION when determining
5824 whether or not to call __main.
5826 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5828 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5830 2005-01-05 Paul Brook <paul@codesourcery.com>
5832 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
5833 (INITIALIZE_TRAMPOLINE): Use it.
5834 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
5835 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
5836 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
5838 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
5840 * doc/install.texi (Specific): Omit dots in the @anchors names
5841 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
5842 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
5844 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5846 PR tree-optimization/18316
5847 PR tree-optimization/19126
5848 * tree.c (build_int_cst_type): Avoid shift by size of type.
5849 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
5851 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5852 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
5854 (dump_cand): Dump depends_on information.
5855 (determine_biv_step): Add argument to simple_iv call.
5856 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
5857 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
5859 (add_candidate_1): Record depends_on for candidates.
5860 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
5861 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
5862 Handle ivs with nonconstant step.
5863 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5864 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5865 (create_new_iv): Unshare the step before passing it to create_iv.
5866 (free_loop_data): Free cand->depends_on.
5867 (build_addr_strip_iref): New function.
5868 (find_interesting_uses_address): Use build_addr_strip_iref.
5869 (strip_offset_1): Split the recursive part from strip_offset.
5870 Strip constant offset component_refs and array_refs.
5871 (strip_offset): Split the recursive part to strip_offset_1.
5872 (add_address_candidates): Removed.
5873 (add_derived_ivs_candidates): Do not use add_address_candidates.
5874 (add_iv_value_candidates): Add candidates with stripped constant
5875 offset. Consider all candidates with initial value 0 important.
5876 (struct affine_tree_combination): New.
5877 (aff_combination_const, aff_combination_elt, aff_combination_scale,
5878 aff_combination_add_elt, aff_combination_add,
5879 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5880 fold_affine_sum): New functions.
5881 (get_computation_at): Use fold_affine_sum.
5882 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5883 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5886 2005-04-30 Michael Matz <matz@suse.de>
5888 * config/i386/i386.md (movmemsi): Also active when
5889 TARGET_INLINE_ALL_STRINGOPS.
5891 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5894 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5896 2005-04-30 Paul Brook <paul@codesourcery.com>
5898 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5900 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5901 * config/arm/ieee754-sf.S: Ditto.
5902 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5903 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5905 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5907 * tree-ssanames.c: Fix a comment typo.
5908 * doc/options.texi: Fix a typo.
5910 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5912 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5913 gcc_unreachable as appropriate.
5914 (split_adds_subs, cond_string, print_operand,
5915 h8300_initial_elimination_offset, h8300_classify_operand,
5916 h8300_unary_length, h8300_short_immediate_length,
5917 h8300_bitfield_length, h8300_binary_length,
5918 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5919 compute_plussi_length, compute_plussi_cc, output_logical_op,
5920 compute_logical_op_length, compute_logical_op_cc,
5921 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5922 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5923 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5924 h8300_regs_ok_for_stm): Likewise.
5925 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5926 monitor_prologue): Likewise.
5928 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5930 * loop-invariant.c (invariants, create_new_invariant,
5931 get_inv_cost, best_gain_for_invariant,
5932 find_invariants_to_move, move_invariants,
5933 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5936 2005-04-29 Richard Henderson <rth@redhat.com>
5938 * function.c (instantiate_decls): Remove valid_only argument.
5939 (instantiate_decls_1, instantiate_decl): Likewise.
5940 (instantiate_virtual_regs_1): Delete.
5941 (instantiate_virtual_regs_lossage): Delete.
5942 (instantiate_virtual_regs_in_rtx): New.
5943 (safe_insn_predicate): New.
5944 (instantiate_virtual_regs_in_insn): New.
5945 (instantiate_virtual_regs): Update to match all that. Only run
5946 instantiate_decls once.
5948 2005-04-29 Richard Henderson <rth@redhat.com>
5949 Daniel Jacobowitz <dan@codesourcery.com>
5951 * gengtype.c (write_func_for_structure): Split out ...
5952 (output_type_enum): ... new function. Fix thinko accessing
5953 TYPE_PARAM_STRUCT data.
5955 2005-04-29 Tom Tromey <tromey@redhat.com>
5957 * tree.c (build_block): Removed unused 'tags' argument.
5958 * tree.h (build_block): Removed argument.
5960 2005-04-29 Michael Matz <matz@suse.de>
5962 PR rtl-optimization/21144
5963 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5965 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5967 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5968 flag_reorder_blocks.
5970 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5972 PR tree-optimization/21030
5973 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5974 ranges where VR->MAX is smaller than VR->MIN.
5976 2005-04-29 Devang Patel <dpatel@apple.com>
5978 PR tree-optimization/21272
5979 PR tree-optimization/21266
5980 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5982 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5984 * tree-flow-inline.h: Fix a comment typo.
5985 * doc/tree-ssa.texi: Fix a typo.
5987 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5989 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5991 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5992 gcc_unreachable as appropriate.
5993 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5994 fr30_print_operand, fr30_move_double): Likewise.
5995 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5997 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5999 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6000 definition has already been provided.
6001 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6002 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6003 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6005 2005-04-29 Jim Tison <jtison@us.ibm.com>
6007 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6008 trace hooks calls to improve performance.
6010 2005-04-29 Julian Brown <julian@codesourcery.com>
6011 Mark Mitchell <mark@codesourcery.com>
6012 Paul Brook <paul@codesourcery.com>
6014 * crtstuff.c: Handle targets that use .init_array.
6015 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6016 that INVOKE__main is set correctly.
6017 (expand_main_function): Test INVOKE__main.
6018 * libgcc2.c: Do not define __main when using .init_array.
6019 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6020 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6022 (DTORS_SECTION_ASM_OP): Likewise.
6023 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6024 (CTOR_LIST_END): Likewise.
6025 (DTOR_LIST_BEGIN): Likewise.
6026 (DTOR_LIST_END): Likewise.
6027 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6028 (FINI_SECTION_ASM_OP): Likewise.
6029 (INIT_ARRAY_SECTION_ASM_OP): Define.
6030 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6031 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6032 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6033 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6034 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6036 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6038 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6039 gcc_assert and gcc_unreachable as appropriate.
6040 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6041 const_int_cost, output_move_const_into_data_reg,
6042 output_move_qimode, output_move_double, find_addr_reg,
6043 print_operand, print_operand_address): Likewise.
6044 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6045 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6046 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6047 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6048 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6049 conditional_trap): Likewise.
6050 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6052 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6054 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6055 gcc_unreachable as appropriate.
6056 (gen_conditional_move, xtensa_split_operand_pair,
6057 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6058 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6059 xtensa_copy_incoming_a7, xtensa_output_literal,
6060 xtensa_output_literal, xtensa_output_literal): Likewise.
6061 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6062 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6063 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6064 movsicc_internal1, movsfcc_internal0,
6065 movsfcc_internal1): Likewise.
6067 2005-04-28 James E Wilson <wilson@specifixinc.com>
6069 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6070 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6072 2005-04-28 DJ Delorie <dj@redhat.com>
6074 * opt-functions.awk (var_set): Emit proper initializer for
6075 non-target bitfields.
6077 2005-04-28 Devang Patel <dpatel@apple.com>
6079 * dbxout.c (have_used_extensions): Remove.
6080 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6081 have_used_extensions.
6083 2005-04-28 James E Wilson <wilson@specifixinc.com>
6085 * doc/install.texi: Update -enable-languages info. Correct path to
6088 2005-04-28 DJ Delorie <dj@redhat.com>
6090 * optc-gen.awk (END): Make sure no variable is defined more
6092 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6093 Allow for bitfield variables other than target_flags.
6094 * doc/options.text (Mask): Document that you may specify a
6095 variable other than target_flags.
6097 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6099 PR rtl-optimization/18877
6100 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6101 number in val.start.
6103 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6106 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6108 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6109 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6110 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6112 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6114 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6115 creating pseudos when the base offset is too large.
6117 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6119 * global.c (earlyclobber_regclass): Change the type to
6121 (check_earlyclobber): Update uses of earlyclobber_regclass.
6122 (mark_reg_use_for_earlyclobber): Likewise.
6123 (calculate_local_reg_bb_info): Allocate and free
6124 earlyclobber_regclass using the VEC API.
6126 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
6128 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6131 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6133 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6136 * config.gcc: Obsolete c4x-* and tic4x-*.
6138 * tree.h (edge_def): Remove.
6140 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6141 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6142 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6143 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6146 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6147 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6148 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6149 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6150 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6151 machmode.def, mips-tfile.c, params.c, pretty-print.c,
6152 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6153 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6154 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6155 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6156 config/i386/cygming.h, config/i386/djgpp.h,
6157 config/i386/lynx.h, config/i386/netware.c,
6158 config/i386/winnt.c, config/ia64/ia64-c.c,
6159 config/iq2000/iq2000.c, config/m32r/little.h,
6160 config/m68k/m68k-protos.h, config/m68k/m68k.h,
6161 config/m68k/m68k.md, config/mcore/mcore.c,
6162 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6163 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6164 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6165 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6166 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6167 config/pdp11/pdp11.h, config/rs6000/darwin.h,
6168 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6169 config/s390/2064.md, config/s390/2084.md,
6170 config/s390/s390-modes.def, config/s390/s390-protos.h,
6171 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6172 config/stormy16/stormy16.c, config/vax/vax-protos.h,
6173 config/vax/vax.c, config/vax/vax.h,
6174 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6177 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
6179 * c-typeck.c (build_compound_expr): Correct logic in last change.
6181 2005-04-27 James E. Wilson <wilson@specifixinc.com>
6183 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6184 parameters. Replace conditional move code with assert checking for
6185 ar.lc. Delete obsolete comments.
6186 (set_src_needs_barrier): Delete cond parameter, and code using it.
6187 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
6188 assert checking for PR_REGS. Fix calls to update_set_flags and
6189 set_src_needs_barrier.
6190 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
6191 callers. Rewrite explanatory comment before the function.
6192 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6195 2005-04-27 Mike Stump <mrs@apple.com>
6197 * doc/cpp.texi: gcc now implements universal character names.
6199 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6202 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6203 being a compound expression whose right-hand side is cast to void.
6205 2005-04-27 Caroline Tice <ctice@apple.com>
6207 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6208 Remove targetm.have_named_sections test.
6209 (fix_edges_for_rarely_executed_code): Likewise.
6210 (insert_section_boundary_note): Likewise.
6211 (reorder_basic_blocks): Check partitioning flag before calling
6212 verify_hot_cold_block_grouping.
6213 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6214 the function struct rather than global variables.
6215 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6216 (COLD_END_LABEL): Likewise
6217 (cold_text_section_label): New static global variable.
6218 (cold_end_label): Likewise.
6219 (dwarf2out_switch_text_section): Get hot/cold section labels from
6220 the function struct rather than global variables; test to make sure
6222 (output_aranges): Use cold_text_section_label and cold_end_label;
6223 check partitioning flag before putting out delta.
6224 (output_ranges): Remove incorrect code attempting to use
6226 (output_line_info): Get cold section label from function struct; test
6227 to make sure cfun is defined.
6228 (add_location_or_const_value_attribute): Likewise.
6229 (dwarf2out_var_location): Likewise.
6230 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6231 write out cold_text_section_label if partition flag is set.
6232 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6233 * function.h (struct function): Add new fields to point to hot/cold
6234 section labels: hot_section_label, cold_section_label,
6235 hot_section_end_label and cold_section_end_label; also add new field
6236 for cold text section name, unlikely_text_section_name.
6237 * opts.c (decode_options): Turn off partitioning flag if
6238 !targetm.have_named_sections.
6239 * output.h (hot_section_label): Remove.
6240 (hot_section_end_label): Remove.
6241 (cold_section_end_label): Remove.
6242 (unlikely_section_label): Remove.
6243 (unlikely_text_section_name): Remove.
6244 * passes.c (rest_of_handle_final): Remove extra blank line.
6245 * varasm.c (unlikely_section_label): Remove.
6246 (hot_section_label): Remove.
6247 (hot_section_end_label): Remove.
6248 (cold_section_end_label): Remove.
6249 (unlikely_text_section_name): Remove.
6250 (initialize_cold_section_name): Modify to call
6251 targetm.strip_name_encoding; to store cold section name in current
6252 function struct, if it exists; and to only use the decl_section_name
6253 if flag_named_sections is true.
6254 (unlikely_text_section): Modify to get section name out of current
6255 function struct, if there is one; otherwise build it from
6256 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6257 (in_unlikely_text_section): Likewise.
6258 (named_section): Modify to get/put cold section name in current function
6259 struct, if there is one.
6260 (function_section): Change 'bool unlikely' to 'int reloc'; check
6261 targetm.have_named_sections before calling named_section.
6262 (current_function_section): Likewise.
6263 (assemble_start_function): Modify to get/put unlikely_text_section_name
6264 in current function struct; modify to get hot/cold section labels
6265 from function struct; initialize labels using
6266 ASM_GENERATE_INTERNAL_LABEL;
6267 test partitioning flag before writing out hot section label.
6268 (assemble_end_function): Test partitioning flag before writing out
6269 hot/cold section labels.
6270 (default_section_type_flags_1): Get cold text section name from
6271 function struct if there is one; Set flags correctly for
6272 cold text section if there is not a current function struct.
6274 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6276 * tree-ssa-propagate.c (set_rhs): Revert last change.
6278 2005-04-27 Steve Ellcey <sje@cup.hp.com>
6280 * explow.c (convert_memory_address): Add gcc_assert.
6282 2005-04-27 Mark Mitchell <mark@codesourcery.com>
6284 * configure.ac: Check for ld --sysroot support.
6285 * gcc.c: Document %R specifier for specs.
6286 (SYSROOT_SPEC): New macro.
6287 (sysroot_spec): New variable.
6288 (static_specs): Add sysroot_spec.
6289 (main): Pass the sysroot spec to the linker if appropriate.
6290 * configure: Regenerated.
6291 * config.in: Likewise.
6293 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6295 * fold-const.c (fold_binary): Use build_fold_addr_expr
6296 for address calculation and INDIRECT_REF handling.
6298 2005-04-27 Andrew Haley <aph@redhat.com>
6300 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6302 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6304 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6305 pointer when thumb backtracing is on.
6307 * config/fp-bit.c (abort): Revert change.
6309 2005-04-27 Ian Lance Taylor <ian@airs.com>
6311 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6313 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6315 * tree-ssa-dce.c: Fix a comment typo.
6317 2005-04-27 David S. Miller <davem@davemloft.net>
6319 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6320 Kill setjmpless_size. current_function_calls_setjmp is completely
6321 computed when we are called, so just use the optimized size value
6322 instead of using REG_SAVE_AREA notes.
6323 (optimize_save_area_alloca): Delete....
6324 * rtl.h (optimize_save_area_alloca): Likewise...
6325 * passes.c (rest_of_compilation): and don't call it any more.
6326 * reg-notes.def (SAVE_AREA): Delete.
6328 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6330 * config/fp-bit.c (abort): Add noreturn attribute.
6332 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6333 gcc_unreachable as appropriate.
6334 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6335 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6336 ASM_OUTPUT_REG_POP): Likewise.
6338 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
6340 * tree-complex.c (expand_vector_operations_1): Do not build
6341 VIEW_CONVERT_EXPR's for the lhs.
6343 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6345 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6346 unnecessary noncanonical RTL handling.
6347 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6348 gcc_assert and gcc_unreachable.
6350 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6351 gcc_unreachable as appropriate.
6352 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6353 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6354 use_return_insn, const_ok_for_op, arm_gen_constant,
6355 arm_canonicalize_comparison, legitimize_pic_address,
6356 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6357 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6358 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6359 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6360 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6361 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6362 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6363 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6364 output_call, output_mov_long_double_fpa_from_arm,
6365 output_mov_long_double_arm_from_fpa,
6366 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6367 output_move_double, arithmetic_instr, shift_op, int_log2,
6368 output_return_instruction, arm_output_function_prologue,
6369 arm_output_epilogue, arm_output_function_epilogue,
6370 emit_multi_reg_push, arm_get_frame_offsets,
6371 arm_compute_initial_elimination_offset, arm_expand_prologue,
6372 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6373 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6374 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6375 thumb_compute_initial_elimination_offset,
6376 thumb_output_function_prologue, thumb_load_double_from_address,
6377 thumb_output_move_mem_multiple, thumb_reload_out_hi,
6378 arm_emit_vector_const, arm_dbx_register_number): Likewise.
6379 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6380 * config/arm/arm.md (thumb_extendhisi2,
6381 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6382 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6383 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6384 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6385 * config/arm/cirrus.md (*cirrus_arm_movdi,
6386 *cirrus_movdf_hard_insn): Likewise.
6387 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6389 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6391 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6392 (num_ssa_names): Use VEC_length.
6393 (ssa_names): Use VEC_index.
6394 * tree-ssanames.c (ssa_names): Change the type to
6396 (init_ssanames, fini_ssa_names, make_ssanames,
6397 release_ssa_name): Update uses of ssa_names.
6399 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6400 Use fold_buildN instead of fold (buildN (...)).
6402 2005-04-27 Devang Patel <dpatel@apple.com>
6404 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6406 2005-04-27 Matt Thomas <matt@3am-software.com>
6407 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6409 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6410 (vax_output_mi_thunk): Ditto.
6411 (vax_notice_cc_update): Ditto.
6412 (INDEX_REGISTER_P): Add trailing \.
6413 (BASE_REGISTER_P): Add trailing \.
6414 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6416 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6418 * tree-ssa-propagate.c (set_rhs): Check operand of
6419 ADDR_EXPR for gimpliness, too.
6421 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6423 * tree-ssa-pre.c: Fix a comment typo.
6425 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6427 PR tree-optimization/21171
6428 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6429 record address uses if the reference is volatile.
6431 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6433 * tree-complex.c (expand_vector_operation): New, extracted from
6434 expand_vector_operations_1.
6435 (tree_vec_extract): Build a NOP_EXPR.
6436 (expand_vec_parallel): Do not care about returning the correct type.
6437 (expand_vector_operations_1): Call expand_vector_operation.
6438 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6440 * tree-complex.c (gate_expand_vector_operations): New.
6441 (pass_lower_vector_ssa): Use it.
6442 * tree-optimize.c (init_tree_optimization_passes): Include
6443 pass_lower_vector_ssa.
6444 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6445 (vectorizable_operation): Use it.
6446 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6447 integer modes for the vector type.
6449 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6450 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6451 Do not cope with UNITS_PER_SIMD_WORD == 0.
6452 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6453 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6454 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6455 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6456 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6457 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6458 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6460 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6461 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6462 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6464 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6465 (UNITS_PER_SIMD_WORD): New.
6467 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6469 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6470 gcc_unreachable as appropriate.
6471 (ia64_expand_load_address, ia64_expand_tls_address,
6472 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6473 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6474 next_scratch_gr_reg, ia64_initial_elimination_offset,
6475 ia64_expand_prologue, ia64_expand_epilogue,
6476 ia64_output_dwarf_dtprel, ia64_print_operand,
6477 ia64_register_move_cost, first_instruction, rws_access_regno,
6478 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6479 ia64_sched_init, ia64_variable_issue,
6480 ia64_first_cycle_multipass_dfs_lookahead_guard,
6481 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6482 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6483 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6484 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6485 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6486 * config/ia64/predicates.md (got_symbolic_operand,
6487 sdata_symbolic_operand): Likewise.
6488 * config/ia64/vect.md (vcondv2sf): Likewise.
6490 2005-04-27 Matt Thomas <matt@3am-software.com>
6492 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6493 CONSTANT_ADDRESS_P in config/vax/vax.h
6494 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6495 (INDEX_REGISTER_P): New.
6496 (BASE_REGISTER_P): New.
6497 (indirectable_constant_address_p): New. Adapted from
6498 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6499 (indirectable_address_p): New. Adapted from
6500 INDIRECTABLE_ADDRESS_P in vax.h.
6501 (nonindexed_address_p): New. Adapted from
6502 GO_IF_NONINDEXED_ADDRESS in vax.h.
6503 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6504 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6505 (legitimate_address_p): New. Adapted from
6506 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6507 (vax_mode_dependent_address_p): New. Adapted from
6508 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6509 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6510 legitimate_constant_address_p.
6511 (CONSTANT_P): Use legitimate_constant_p.
6512 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6513 (INDIRECTABLE_ADDRESS_P): Removed.
6514 (GO_IF_NONINDEXED_ADDRESS): Removed.
6515 (INDEX_TEMP_P): Removed.
6516 (GO_IF_REG_PLUS_INDEX): Removed.
6517 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6518 definitions, depending on whether REG_OK_STRICT is defined.
6519 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6520 Two definitions, depending on whether REG_OK_STRICT is defined.
6521 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6523 (legitimate_constant_p): Prototype added.
6524 (legitimate_address_p): Prototype added.
6525 (vax_mode_dependent_address_p): Prototype added.
6527 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6529 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6531 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6534 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6537 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6540 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6541 assertion failures, if __gcc_host_wide_int__ is not properly
6543 (init_dynamic_diag_info): Give errors, not assertion failures, if
6544 location_t, tree or __gcc_host_wide_int__ are not properly
6547 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6549 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6550 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6551 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6552 prepare_decl_rtl, free_loop_data,
6553 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6556 * tree.h (tree_phi_node): Add a comment about the order of PHI
6559 2005-04-26 Paul Brook <paul@codesourcery.com>
6561 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6563 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
6565 * config/mips.mips.c (mips_legitimize_tls_address): Use
6568 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6569 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6570 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6572 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6575 2005-04-26 Jeff Law <law@redhat.com>
6577 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6578 (op_iter_init_must_and_may_def): Likewise.
6579 (unmodifiable_var_p): Move to a later point in the file.
6580 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6581 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6582 (dse_record_phis): Directly check for virtual operands rather than
6583 using need_imm_uses_for.
6584 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
6585 store has multiple V_{MAY,MUST}_DEF operands.
6587 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
6589 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6592 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6594 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6595 call to find_edge outside a loop to go through a PHI chain.
6597 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
6599 PR tree-optimization/17598
6600 * fold-const.c (fold_binary): Fold comparisons of addresses
6601 of COMPONENT_REFs which reference the same field to
6602 comparisons of the addresses of the base objects.
6604 2005-04-26 Julian Brown <julian@codesourcery.com>
6606 * config/arm/arm.c (arm_return_in_msb): New function.
6607 (arm_must_pass_in_stack): New function.
6608 (TARGET_RETURN_IN_MSB): Define target hook.
6609 (TARGET_MUST_PASS_IN_STACK): Define target hook.
6610 (arm_function_value): Pad small aggregate return.
6611 (arm_pad_arg_upward): New function.
6612 (arm_pad_reg_upward): New function.
6613 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6614 (FUNCTION_ARG_PADDING): Define macro.
6615 (BLOCK_REG_PADDING): Define macro.
6616 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6617 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6618 (arm_pad_reg_upward): Declare function.
6620 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6622 * basic-block.h (ei_cond): New.
6623 (FOR_EACH_EDGE): Call ei_cond.
6625 PR tree-optimization/21047
6626 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6627 (fold): Don't handle ASSERT_EXPR.
6629 2005-04-25 Roger Sayle <roger@eyesopen.com>
6631 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6632 all writes to any stack register as a read/write dependency on
6634 (sched_analyze_2): Likewise, for reads from any stack register.
6636 2005-04-25 Richard Henderson <rth@redhat.com>
6638 * final.c (output_addr_const): Revert 2005-04-09 change.
6640 2005-04-25 Mike Stump <mrs@apple.com>
6642 * config/darwin.c (darwin_encode_section_info): Always set
6643 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6645 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6647 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6648 gensupport.c, protoize.c, toplev.c: Replace calls to
6649 `unlock_stream' with `unlock_std_streams'.
6651 2005-04-25 Devang Patel <dpatel@apple.com>
6653 * dbxout.c (dbxout_type): Emit attribute vector.
6655 2005-04-05 Paul Brook <paul@codesourcery.com>
6657 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6658 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6659 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6660 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6661 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6662 (register_dtor_fn): Likewise.
6663 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6665 2005-04-25 Ian Lance Taylor <ian@airs.com>
6667 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6668 * c-common.h (EXPR_STMT_EXPR): Don't define.
6669 (c_common_stmt_codes): Don't define.
6670 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6671 * c-gimplify.c (gimplify_expr_stmt): Remove.
6672 (c_gimplify_expr): Remove EXPR_STMT case.
6673 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6674 to INIT_STATEMENT_CODES.
6675 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6677 2005-04-25 Jan Hubicka <jh@suse.cz>
6679 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6681 * except.c: Include diagnostic.h
6682 (dump_eh_tree, verify_eh_tree): New functions.
6683 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6684 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6685 (dump_function_to_file): dump eh tree.
6686 * tree-eh.c (mark_eh_edge): New function.
6687 (mark_eh_edge_found_error): New static variable.
6688 (verify_eh_edges): New function.
6690 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
6692 * tree-ssa-alias.c (fieldoff_t): Remove.
6693 (fieldoff_s): typedef the structure itself. Create a vector of
6695 (push_fields_onto_fieldstack): Return count of fields pushed.
6696 Remove peeling of first field. Adjust.
6697 (fieldoff_compare): Adjust.
6698 (create_overlap_variables_for): Adjust.
6700 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6702 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
6704 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6707 * doc/install.texi: Document correct assembler and linker to use
6708 on i?86-*-solaris2.10.
6710 2005-04-25 Steven Bosscher <stevenb@suse.de>
6712 Fix PR tree-optimization/21173
6714 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
6715 Unshare expression we pass to force_gimple_operand.
6717 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
6718 Stephen Clarke <stevec@superh.com>
6719 Roger Sayle <roger@eyesopen.com>
6721 PR rtl-optimization/20413
6722 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
6723 VOIDmode for LABEL_REF.
6724 * final.c (shorten_branches): Likewise.
6725 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
6726 * loop.c (reg_dead_after_loop): Likewise.
6727 * varasm.c (decode_addr_const): Likewise.
6728 * doc/rtl.texi: Document mode requirement for LABEL_REF.
6730 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
6732 * config.gcc (avr-*-*): Remove redundant "case".
6734 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
6736 * tree-vect-analyze.c (vect_mark_relevant): Take
6737 VEC(tree,heap) instead of varray_type as an argument.
6738 (vect_mark_stmts_to_be_vectorized): Change the type of
6739 worklist to VEC(tree,heap). Adjust uses of worklist.
6741 2005-04-24 Devang Patel <dpatel@apple.com>
6743 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
6745 2005-04-24 Ian Lance Taylor <ian@airs.com>
6747 * c-semantics.c (build_stmt): Remove test of specific tree codes
6748 for TREE_SIDE_EFFECTS handling.
6750 2005-04-24 Per Bothner <per@bothner.com>
6752 * c-opts.c (finish_options): Make the line-number of the <built-in>
6753 location 0, as assumed elsewhere, rather than 1.
6755 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6757 * tree-ssa-uncprop.c (equiv_stack): Change the type o
6759 (tree_ssa_uncprop, uncprop_finalize_block,
6760 uncprop_initialize_block): Update uses of equiv_stack.
6762 2005-04-24 Richard Henderson <rth@redhat.com>
6765 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
6766 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
6768 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
6769 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
6770 <DIV, MOD>: Likewise.
6772 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6774 * collect2.c (main): Unlock the stdio streams.
6775 * gcc.c (main): Likewise.
6776 * gcov-dump.c (main): Likewise.
6777 * gcov.c (main): Likewise.
6778 * gen-protos.c (main): Likewise.
6779 * gensupport.c (init_md_reader_args_cb): Likewise.
6780 * protoize.c (main): Likewise.
6781 * toplev.c (general_init): Likewise.
6783 2005-04-24 Jakub Jelinek <jakub@redhat.com>
6786 * cgraph.h (cgraph_local_info): Add vtable_method field.
6787 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
6788 and node is vtable_method, finalized and not reachable, don't do
6791 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6793 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
6795 * tree-ssa-pre.c (create_value_expr_from): Use
6796 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
6797 * tree-ssa-propagate.c (stmt_makes_single_load,
6798 stmt_makes_single_store): Use REFERENCE_CLASS_P.
6799 * tree-vect-transform.c (vect_is_simple_cond): Use
6801 * tree-vrp.c (extract_range_from_assert,
6802 build_assert_expr_for, fp_predicate, has_assert_expr): Use
6805 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
6806 of tpa_to_clear to VEC(int,heap). Update uses of
6807 tpa_to_clear. Free tpa_to_clear at the end.
6809 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
6811 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
6814 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
6816 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
6817 and gcc_unreachable as appropriate.
6818 (num_insns_constant, output_vec_const_move,
6819 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
6820 rs6000_emit_set_const, rs6000_emit_move,
6821 spe_build_register_parallel, function_arg,
6822 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
6823 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
6824 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
6825 rs6000_common_init_builtins, expand_block_clear,
6826 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
6827 extract_ME, rs6000_get_some_local_dynamic_name,
6828 rs6000_output_function_entry, print_operand,
6829 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
6830 output_cbranch, output_e500_flip_gt_bit,
6831 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
6832 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
6833 compute_save_world_info, rs6000_stack_info,
6834 rs6000_emit_load_toc_table, rs6000_frame_related,
6835 spe_synthesize_frame_save, rs6000_emit_epilogue,
6836 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
6837 output_function_profiler, rs6000_trampoline_size,
6838 rs6000_initialize_trampoline, find_addr_reg,
6839 rs6000_machopic_legitimize_pic_address,
6840 rs6000_initial_elimination_offset,
6841 rs6000_dbx_register_number): Likewise.
6842 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
6843 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
6844 *movti_power, *movti_string, call, call_value, sibcall,
6845 sibcall_value): Likewise.
6846 * config/rs6000/spe.md (*movdf_e500_double,
6847 *movv2si_internal): Likewise.
6848 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
6851 2005-04-24 Richard Henderson <rth@redhat.com>
6854 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
6855 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
6856 Deny modes smaller than 4 bytes.
6857 * config/i386/i386-protos.h: Update.
6859 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
6861 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
6862 Switch h8300-*-rtems* to ELF.
6864 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6866 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6868 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6870 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6872 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
6875 * fold-const.c: Fold &a[i]-&a[j] to i-j.
6877 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6879 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6880 definitions of ssa names in condition. Split recusive part to ...
6881 (tree_simplify_using_condition_1): New function.
6882 (expand_simple_operations): New function.
6884 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6886 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6887 (find_interesting_uses_cond): Do not use integer_zerop and
6888 integer_nonzerop to check for integer constants.
6889 (set_use_iv_cost): Record the value field.
6890 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6891 determine_use_iv_cost_outer): Set the value field of the cost pair.
6892 (may_eliminate_iv): Do not return the comparison code.
6893 (iv_elimination_compare): New function.
6894 (determine_use_iv_cost_condition): Set the value field. Record
6895 noneliminable invariants correctly.
6896 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6898 2005-04-23 DJ Delorie <dj@redhat.com>
6900 * diagnostic.c (warning): Accept parameter to classify warning option.
6901 (warning0): New, for when a pointer to an error() like function is needed.
6902 * errors.c (warning): Likewise.
6903 * errors.h (warning, warning0): Adjust prototypes.
6904 * toplev.h (warning, warning0): Likewise.
6906 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6907 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6908 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6909 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6910 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6911 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6912 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6913 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6915 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6916 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6917 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6918 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6919 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6920 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6921 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6922 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6923 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6924 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6925 config/rs6000/aix52.h, config/rs6000/darwin.h,
6926 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6927 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6928 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6929 config/stormy16/stormy16.c, config/v850/v850-c.c,
6930 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6933 2005-04-23 Richard Henderson <rth@redhat.com>
6936 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6937 performing some integral scalar simplifications.
6939 2005-04-23 Richard Henderson <rth@redhat.com>
6942 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6943 simplifying CONST_VECTOR.
6945 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6947 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6948 heap as an argument. Update uses of stack.
6949 (calculate_live_on_entry): Allocate stack on heap.
6951 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6952 partition_link and tpa_nodes on heap.
6954 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6955 (mark_stmt_necessary, propagate_necessity,
6956 mark_really_necessary_kill_operand_phis): Update uses of
6958 (tree_dce_init): Allocate worklist using VEC_alloc.
6959 (tree_dce_done): Free worklist using VEC_free.
6961 2005-04-23 Mike Stump <mrs@apple.com>
6963 * config/darwin.c (machopic_indirection_name): Don't use
6965 (darwin_emit_unwind_label): Use user_label_prefix instead of
6968 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6970 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6972 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6974 * config.gcc <cris-*>: Specify .opt files.
6975 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6976 config/cris/linux.opt: New files.
6977 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6978 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6979 (TARGET_ELF): Override to 0.
6980 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6981 -melinux-stacksize=N.
6982 * config/cris/cris.c: (cris_handle_option): New function.
6983 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6984 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6985 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6986 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6987 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6988 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6989 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6990 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6991 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6992 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6993 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6994 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6995 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6996 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6997 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6998 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6999 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7000 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7001 (TARGET_LINUX): Define 0.
7002 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7003 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7004 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7005 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7006 (TARGET_LINUX): Override to 1.
7007 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7009 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7011 * haifa-sched.c (schedule_block): Fix thinko in previous
7012 assertification patch.
7014 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7016 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7017 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7018 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7019 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7020 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7021 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7022 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7024 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7025 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7026 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7027 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7028 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7029 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7030 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7031 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7032 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7033 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7034 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7035 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7036 (SUBTARGET_OPTIONS): Delete.
7037 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7038 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7039 instead of a string.
7040 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7041 (pa_cpu_string, pa_unix_string): Delete.
7042 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7043 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7045 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7046 (pa_handle_option): New function.
7047 (override_options): Remove handling of -march=, -mfixed-range=,
7048 -mschedule= and -munix=.
7049 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7050 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7051 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7052 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7053 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7054 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7055 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7057 * config/pa/pa.opt: New file.
7058 * config/pa/pa-hpux.opt: New file.
7059 * config/pa/pa-hpux1010.opt: New file.
7060 * config/pa/pa-hpux1111.opt: New file.
7061 * config/pa/pa64-hpux.opt: New file.
7063 2005-04-22 David S. Miller <davem@davemloft.net>
7065 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7066 integer when it's mode is VOIDmode not DImode.
7068 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7070 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7071 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7072 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7073 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7074 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7075 "bne- $-xxx" rather than local labels.
7076 (sync_lock_release<mode>): Add second operand.
7077 (lwsync): Use .long rather than a more meaningful opcode.
7078 * doc/md.texi (Standard Names): Add description of second
7079 parameter to sync_lock_test_and_set.
7081 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7083 PR tree-optimization/21088
7084 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7086 * tree-vrp.c (compare_values): Use fold_binary to compare
7087 pointers. Use boolean_type_node as the type of a comparison
7088 expression being folded.
7089 * tree.h: Add prototypes for fold_unary, fold_binary,
7092 * tree-ssa-dom.c: Fix formatting.
7094 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7096 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7097 * lambda-code.c (perfect_nestify): Mark virtual operands in
7098 the moved statement for renaming.
7099 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7100 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7101 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7102 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7103 * tree-flow.h (struct var_ann_d): Update comments.
7104 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7105 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7106 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7107 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7108 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7109 debug_names_replaced_by): Remove declarations.
7110 (delete_update_ssa, get_current_def, set_current_def): Declare.
7111 (rewrite_into_loop_closed_ssa): Add new argument. Update
7113 * tree-into-ssa.c: Include params.h.
7114 (old_virtual_ssa_names): Remove. Update all users.
7115 (need_to_replace_names_p): Remove. Update all users.
7116 (struct update_ssa_stats_d): Declare.
7117 (update_ssa_stats): New local.
7118 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7119 dump_tree_ssa_stats, debug_tree_ssa_stats,
7120 dump_update_ssa, debug_update_ssa,
7121 dump_names_replaced_by, debug_names_replaced_by): Declare.
7122 (get_current_def, set current_def): Make extern.
7123 (is_old_name, is_new_name): Protect against references
7124 past the end of the sets.
7125 (add_new_name_mapping): Assert that OLD and NEW are
7126 different SSA names for the same symbol.
7127 When adding a virtual mapping, update stats for virtual
7129 (insert_phi_nodes_for): If UPDATE_P is true, create the
7130 LHS of the new PHI by duplicating SSA name VAR.
7131 (insert_phi_nodes_1): Remove. Update all users.
7132 (insert_phi_nodes): Remove second argument. Update all
7134 (maybe_replace_use, maybe_replace_def): New.
7135 (rewrite_update_stmt): Call them.
7136 (mark_def_interesting): Remove calls to is_gimple_reg.
7137 (prepare_phi_args_for_update): Remove. Update all users.
7138 (prepare_block_for_update): Only process virtual operands
7139 and GIMPLE registers in normal form.
7140 (prepare_use_sites_for): New.
7141 (prepare_names_to_update): Rename from prepare_def_sites.
7142 Call prepare_use_sites_for.
7143 (dump_update_ssa): Rename from dump_repl_tbl.
7145 Show statistics for virtual mapping heuristic.
7146 (debug_update_ssa): Rename from debug_debug_repl_tbl.
7147 (init_update_ssa): Initialize UPDATE_SSA_STATS.
7148 (delete_update_ssa): Make extern.
7149 (mark_set_for_renaming): If the set is empty, do nothing.
7150 (release_ssa_name_after_update_ssa): Update comment.
7151 (insert_updated_phi_nodes_for): Do not remove existing
7152 PHI nodes for symbols.
7153 (switch_virtuals_to_full_rewrite_p): New.
7154 (switch_virtuals_to_full_rewrite): New.
7155 (update_ssa): Call them.
7156 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7157 for every statement before updating.
7158 If all the names in NEW_SSA_NAMES have been marked for
7159 removal, do nothing.
7160 Only start at the top of the CFG if there are symbols in
7162 (ssa_rewrite_finalize_block): Remove.
7163 (ssa_register_new_def): Remove.
7164 (ssa_rewrite_stmt): Remove.
7165 (ssa_rewrite_phi_arguments): Remove.
7166 (ssa_rewrite_initialize_block): Remove.
7167 (ssa_mark_def_sites): Remove.
7168 (ssa_mark_def_sites_initialize_block): Remove.
7169 (ssa_mark_phi_uses): Remove.
7170 (rewrite_ssa_into_ssa): Remove.
7171 * tree-phinodes.c (find_phi_node_for): Remove.
7172 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7174 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7175 Remove calls to verify_dominators and
7176 verify_loop_structure.
7177 (tree_unswitch_single_loop): Call update_ssa.
7178 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7181 (delete_tree_ssa): Assert that need_ssa_update_p returns
7183 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7184 * tree-vectorizer.c (allocate_new_names, rename_def_op,
7185 free_new_names): Remove. Update all users.
7186 (rename_use_op): Call get_current_def.
7187 (rename_variables_in_bb): Do not handle any real or
7189 (slpeel_update_phis_for_duplicate_loop): Call
7190 get_current_def and set_current_def instead of using
7192 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7193 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7194 ssa_names_to_replace and delete_update_ssa.
7195 * doc/invoke.texi: Document --param min-virtual-mappings
7196 and --param virtual-mappings-ratio.
7198 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7200 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7201 for newly created PHI nodes.
7202 Call create_new_def_for for every new V_MAY_DEF and
7203 V_MUST_DEF on the copied statement.
7204 (struct ssa_name_map_entry): Remove.
7205 (ssa_name_map_entry_hash): Remove.
7206 (ssa_name_map_entry_eq): Remove.
7207 (allocate_ssa_names): Remove.
7208 (rewrite_to_new_ssa_names_def): Remove.
7209 (rewrite_to_new_ssa_names_use): Remove.
7210 (rewrite_to_new_ssa_names_bb): Remove.
7211 (rewrite_to_new_ssa_names): Remove.
7212 (tree_duplicate_sese_region): Remove variables ver,
7213 definitions, phi, ssa_name_map and bi.
7214 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7216 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7217 update_ssa instead of rewrite_ssa_into_ssa.
7218 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7220 (find_uses_to_rename_use): Add argument 'need_phis'.
7221 (find_uses_to_rename_stmt): Do not scan virtual operands.
7222 (find_uses_to_rename): Only scan PHI nodes for
7224 (rewrite_into_loop_closed_ssa): Call update_ssa.
7225 (check_loop_closed_ssa_use): Ignore virtual operands.
7226 (check_loop_closed_ssa_stmt): Likewise.
7227 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7229 (rename_variables, set_phi_def_stmts): Remove.
7230 (tree_duplicate_loop_to_header_edge): Reformat comment.
7231 Remove variables BB, I and DEFINITIONS.
7232 Call need_ssa_update_p.
7234 (lv_adjust_loop_header_phi): Reformat comment.
7235 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7236 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7237 mark_for_rewrite, unmark_all_for_rewrite,
7238 marked_ssa_names): Remove. Update all users.
7239 (release_ssa_name): If VAR has been registered for SSA
7240 updating, do nothing.
7241 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7242 (build_assert_expr_for): Call register_new_name_mapping.
7243 (insert_range_assertions): Update call to update_ssa.
7244 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7245 marked_for_rewrite_p, any_marked_for_rewrite_p,
7246 marked_ssa_names): Remove.
7248 2005-04-22 Jeff Law <law@redhat.com>
7250 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7251 (restore_currdefs_to_original_value): Likewise.
7252 (register_definitions_for_stmt): Likewise.
7253 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7254 for each variable. Do not allocate/free block_defs_stack either.
7255 Do not iterate if we just thread jumps. Only iterate if the
7256 tree_cleanup_cfg does useful work (temporary).
7257 (dom_opt_initialize_block): No longer push a marker on
7259 (dom_opt_finalize_block): Removal call to restore currdefs.
7260 Relax restrictions for recording edge equivalences.
7261 (record_equivalences_from_phis): No longer need to track
7263 (optimize_stmt): Similarly.
7264 (thread_across_edge): Simplify by removing the requirement that
7265 statements in the block we are threading through must be nops.
7266 (initialize_hash_element): Handle GOTO_EXPR.
7268 2005-04-22 David S. Miller <davem@davemloft.net>
7270 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7272 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7273 fix check on CONST_DOUBLE mode. It should be VOIDmode
7274 when it is representing an integer.
7276 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7278 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7279 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7280 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7281 find_char_info_specifier_index,
7282 find_length_info_modifier_index): Likewise.
7283 * c-typeck.c (composite_type, pop_init_level): Likewise.
7284 * combine.c (cant_combine_insn_p, try_combine): Likewise.
7285 * cse.c (cse_insn): Likewise
7286 * dominance.c (calc_dfs_tree): Likewise
7287 dwarf2out.c (loc_descriptor_from_tree_1,
7288 add_abstract_origin_attribute, force_decl_die,
7289 force_type_die): Likewise
7290 emit-rtl.c (operand_subword_force): Likewise
7291 explow.c (hard_function_value): Likewise
7292 expmed.c (store_bit_field, expand_divmod,
7293 emit_store_flag_force): Likewise
7294 expr.c (emit_move_multi_word, store_expr,
7295 expand_expr_real_1): Likewise
7296 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7297 output_operand): Likewise
7298 flow.c (recompute_reg_usage): Likewise
7299 * function.c (assign_stack_temp_for_type, assign_temp,
7300 handle_epilogue_set): Likewise
7301 * genextract.c (main): Likewise
7302 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7303 gimplify_modify_expr_rhs, gimplify_expr): Likewise
7304 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7305 ready_remove, rm_line_notes, rm_other_notes,
7306 schedule_block): Likewise
7307 mips-tfile.c (copy_object, out_of_bounds): Likewise
7309 2005-04-22 David Edelsohn <edelsohn@gnu.org>
7312 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7313 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7314 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7315 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7317 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7319 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7321 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7322 (gcc_tree_to_linear_expression): Convert to heap allocated
7324 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7325 lbv_to_gcc_expression, lle_to_gcc_expression,
7326 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7327 perfect_nestify): Likewise.
7328 lambda.h (gcc_loopnest_to_lambda_loopnest,
7329 lambda_loopnest_to_gcc_loopnest): Likewise.
7330 tree-loop-linear.c (linear_transform_loops): Likewise.
7332 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7334 * config/sparc/predicates.md (arith_double_operand): Use
7335 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7336 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7337 (DImode, DFmode constant splitters): Likewise. Remove code for
7338 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7339 (logical constant splitters): Use const_int_operand predicate.
7340 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7341 HOST_BITS_PER_WIDE_INT < 64.
7343 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7345 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7346 gcc_unreachable as appropriate.
7347 (force_mode, emit_move_sequence, singlemove_string,
7348 output_move_double, output_fp_move_double, find_addr_reg,
7349 output_block_move, output_block_clear, output_and,
7350 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7351 pa_adjust_cost, pa_issue_rate, print_operand,
7352 output_global_address, output_arg_descriptor, output_cbranch,
7353 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7354 output_call): Likewise.
7355 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7356 prefetch, prefetch_cc, prefetch_nocc): Likewise.
7358 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
7360 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7361 _gcov_pow2_profiler and _gcov_one_value_profiler.
7362 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7363 (GTFILES): Add $(srcdir)/tree-profile.c.
7364 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7365 __gcov_one_value_profiler): Declare.
7366 * gimplify.c (force_gimple_operand): Check whether the statements
7367 should be produced in ssa form.
7368 (force_gimple_operand_bsi): New function.
7369 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7370 __gcov_one_value_profiler): New functions.
7371 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7372 the profiled value is a power of two or not.
7373 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7374 * tree-flow.h (in_ssa_p): Declare.
7375 (force_gimple_operand_bsi): Declare.
7376 * tree-into-ssa.c (in_ssa_p): New variable.
7377 (rewrite_into_ssa): Set in_ssa_p.
7378 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7379 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7380 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7381 tree_one_value_profiler_fn): New variables.
7382 (tree_init_edge_profiler): Initialize the profiler function decls.
7383 (tree_gen_edge_profiler): Use global gcov_type_node.
7384 (prepare_instrumented_value): New function.
7385 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7386 tree_gen_one_value_profiler): Call the library functions instead of
7387 creating instrumentation code.
7388 * tree.c (build_fn_decl): New function.
7389 * tree.h (build_fn_decl): Declare.
7390 * value-prof.c (rtl_divmod_values_to_profile,
7391 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7392 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7393 Do not handle may_be_other and precise values of exponents at pow2
7395 (tree_mod_subtract_transform): Reflect that value field of
7396 histogram has changed meaning.
7397 (tree_divmod_values_to_profile): Record the values correctly.
7398 (tree_values_to_profile): Update comment.
7399 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7401 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7403 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7406 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7408 * config/i386/i386.md (length_immediate): Use gcc_assert or
7409 gcc_unreachable, as appropriate.
7410 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7411 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7412 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7413 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7414 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7415 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7416 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7417 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7418 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7419 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7420 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7421 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7422 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7423 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7424 *prefetch_sse_rex): Likewise.
7425 * config/i386/predicates.md (x86_64_immediate_operand,
7426 x86_64_zext_immediate_operand, symbolic_operand,
7427 no_seg_address_operand, aligned_operand,
7428 memory_displacement_operand): Likewise.
7429 * config/i386/sse.md (*mov<mode>_internal,
7430 *movv2df_internal): Likewise.
7432 2005-04-22 Jan Hubicka <jh@suse.cz>
7434 * Makefile.in (ipa.o, ipa-inline.o): New files.
7435 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7436 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7437 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7438 * cgraphunit.c (cgraph_default_inline_p,
7439 cgraph_decide_inlining_incrementally, ncalls_inlined,
7440 nfunctions_inlined, initial_insns, overall_insns,
7441 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7442 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7443 cgraph_mark_inline, cgraph_check_inline_limits,
7444 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7445 update_callee_keys, lookup_recursive_calls,
7446 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7447 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7448 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7449 pass_ipa_inline): Move to ipa-inline.c
7450 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7452 * ipa-inline.c: New file.
7454 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7456 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7457 is turned off by default on Solaris.
7459 2005-04-21 Roger Sayle <roger@eyesopen.com>
7461 * c-common.h (objc_build_method_signature): Update prototype.
7462 * stub-objc.c (objc_build_method_signature): Update the stub
7463 implementation to accept and ignore additional parameter.
7464 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7465 the value of ellipsis to objc_build_method_signature instead
7466 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7468 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7470 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7471 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7472 gen_rtx_* not gen_rtx_fmt_*.
7473 (rs6000_emit_vector_select): Likewise.
7474 (rs6000_emit_sync): New.
7475 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7476 (larx, stcx, cmp): New mode substitutions.
7477 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7478 UNSPEC_ISYNC): New constants.
7479 (rlwinm): Give name.
7480 (memory_barrier, isync, lwsync): New insns.
7481 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7482 (sync_lock_release<mode>): New expander.
7483 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7484 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7485 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7486 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7487 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7488 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7489 (sync_add<mode>_internal, sync_addshort_internal,
7490 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7491 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7492 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7494 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7495 is the memory before, not after, the operation. Clarify
7496 barrier requirements.
7498 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7500 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7501 * lambda.h (lambda_vector_min_nz): Likewise.
7502 * langhooks.h (struct lang_hooks_for_types,
7503 struct lang_hooks): Likewise.
7504 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7507 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7509 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7510 comments to avoid 'abort'. Use gcc_assert as necessary.
7511 * opts.c (common_handle_option): Likewise.
7512 * pretty-print.c (pp_base_format_text): Likewise.
7513 * print-rtl.c (print_rtx): Likewise.
7514 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7515 * regmove.c (try_auto_increment): Likewise.
7516 * reload.c (find_valid_class, find_reloads_toplev,
7517 find_equiv_reg): Likewise.
7518 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7519 merge_assigned_reloads): Likewise.
7520 * tree-inline.c (inline_forbidden_p_1,
7521 estimate_num_insns_1): Likewise.
7522 * tree-optimize.c (execute_todo): Likewise.
7523 * tree-outof-ssa.c (eliminate_phi): Likewise.
7524 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7525 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7526 * tree-ssa-operands.c (parse_ssa_operands,
7527 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7528 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7529 * tree-ssanames.c (release_ssa_name): Likewise.
7530 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7531 walk_tree): Likewise.
7533 * tree-ssa-operands.c (verify_abort): Fold into ..
7534 (verify_imm_links): ... here.
7536 2005-04-21 Richard Henderson <rth@redhat.com>
7538 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7539 on non-memory operand for previous inversion.
7541 2005-04-21 Devang Patel <dpatel@apple.com>
7543 PR optimization/20994
7544 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7545 x = !(a == b) : p , q;.
7546 (pass_if_conversion): Verify stmts and flow.
7548 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7550 * optabs.c (gen_conditional_trap): Restore #define.
7552 * alias.c (true_dependence): Remove 'abort' from comments. Use
7553 gcc_assert and gcc_unreachable as appropriate.
7554 (canon_true_dependence): Likewise.
7555 * bb-reorder.c (connect_traces): Likewise.
7556 * c-common.c (c_add_case_label): Likewise.
7557 * c-decl.c (finish_function): Likewise.
7558 * caller-save.c (insert_restore, insert_save): Likewise.
7559 * cfg.c (update_bb_profile_for_threading): Likewise.
7560 * cfganal.c (flow_active_insn_p): Likewise.
7561 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7562 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7563 cfg_layout_merge_blocks): Likewise.
7564 * ifcvt.c (cond_exec_process_insns, merge_if_block,
7565 find_if_block): Likewise.
7566 * integrate.c (allocate_initial_values): Likewise.
7567 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7568 swap_condition, unsigned_condition, signed_condition,
7569 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7570 reg_or_subregno): Likewise.
7571 * lambda-code.c (lambda_compute_auxillary_space,
7572 lambda_transform_legal_p): Likewise.
7573 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7574 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7575 lhd_incomplete_type_error, lhd_expand_expr,
7576 lhd_types_compatible_p, lhd_tree_size): Likewise.
7577 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7578 * local-alloc.c (update_equiv_regs): Likewise.
7579 * loop-unroll.c (peel_loop_completely
7580 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7581 peel_loop_simple, unroll_loop_stupid,
7582 analyze_iv_to_split_insn): Likewise.
7583 * loop.c (gen_prefetch, find_and_verify_loops,
7584 basic_induction_var): Likewise.
7585 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7586 * value-prof.c (tree_find_values_to_profile): Likewise.
7587 * varasm.c (named_section, default_assemble_integer,
7588 decode_addr_const): Likewise.
7590 2005-04-21 Alan Modra <amodra@bigpond.net.au>
7591 Fariborz Jahanian <fjahanian@apple.com>
7593 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7594 portion of argument passed in fpr.
7595 * expr.c (emit_push_insn): Fix computation of 'offset' used to
7596 decide on partial argument save on stack.
7598 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7600 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7603 2005-04-21 Jan Hubicka <jh@suse.cz>
7605 * cgraphunit.c: Include tree-pass.h
7606 (cgraph_decide_recursive_inlining,
7607 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7608 cgraph_decide_inlining): Dump goes to dump_file.
7609 (cgraph_optimize): Call ipa passes instead of inliner.
7610 (cgraph_gate_inlining, pass_ipa_inline): New.
7611 * tree-optimize.c (all_ipa_passes): New static variable.
7612 (register_one_dump_file): Dead with IPA passes.
7613 (register_dump_files): Likewise.
7614 (init_tree_optimization_passes): Initialize IPA passes.
7615 (execute_todo): Do cgraph dump when asked to, do not dump function body
7617 * tree-pass.h (TODO_dump_cgraph): New macro.
7618 (ipa_passes): Declare.
7619 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7621 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7623 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7624 gcc_assert instead of abort.
7625 (classify_argument, examine_argument, construct_container,
7626 contains_128bit_aligned_vector_p, ix86_check_movabs,
7627 standard_80387_constant_opcode, standard_80387_constant_rtx,
7628 ix86_initial_elimination_offset, ix86_compute_frame_layout,
7629 pro_epilogue_adjust_stack, ix86_expand_epilogue,
7630 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7631 legitimize_tls_address, output_pic_addr_const,
7632 i386_output_dwarf_dtprel, put_condition_code, print_reg,
7633 get_some_local_dynamic_name, print_operand, print_operand_address,
7634 output_387_binary_op, emit_i387_cw_initialization,
7635 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7636 ix86_expand_clear, ix86_expand_binary_operator,
7637 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7638 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7639 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7640 ix86_expand_branch, ix86_expand_setcc,
7641 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7642 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7643 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7644 memory_address_length, ix86_attr_length_immediate_default,
7645 ix86_attr_length_address_default, ix86_agi_dependant,
7646 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7647 ix86_expand_binop_builtin, ix86_force_to_memory,
7648 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7649 x86_emit_floatuns): Likewise.
7650 * config/i386/netware.c (gen_regparm_prefix,
7651 i386_nlm_strip_name_encoding): Likewise.
7652 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7654 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7656 * optabs.c (gen_condiational_trap): Remove #define.
7657 (add_equal_note): Assertify. Remove explicit indirection from
7658 call via function pointer.
7659 (expand_ternary_op, expand_simple_binop, expand_binop,
7660 expand_twoval_unop, expand_twoval_binop,
7661 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7662 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
7663 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7664 prepare_float_lib_cmp, emit_conditional_move,
7665 emit_conditional_add, gen_add2_insn, gen_add3_insn,
7666 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7667 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7668 vector_compare_rtx, expand_vec_cond_expr): Likewise.
7670 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7672 * vec.h: Update API to separate allocation mechanism from type.
7673 (VEC_safe_grow): New.
7674 * vec.c (calculate_allocation): New.
7675 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7676 (vec_gc_free, vec_heap_free): Remove.
7677 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
7679 (mangle_macro_name): New.
7680 (struct macro_def): New.
7681 (struct macro): Add multiple argument values.
7682 (macro_expans_end): New.
7683 (push_macro_expansion): Chain on new macro. Process multiple
7684 args, create follow on expansion. Return follow on argument.
7685 (macro_input): Deal with multiple arguments.
7687 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7688 (struct tree_binfo): Adjust.
7689 * basic-block.h: Define VEC(edge,gc).
7690 (struct edge_def): Adjust.
7691 (struct basic_block_def, struct edge_iterator): Likewise.
7692 (ei_container, ei_start_1, ei_last_1): Likewise.
7693 * cfg.c (connect_src, connect_dest): Likewise.
7694 * cfgrtl.c (force_nonfallthru_and_redirect)
7695 * dbxout.c (dbxout_type)
7696 * dwarf2out.c (gen_member_die)
7697 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
7698 (gcc_tree_to_linear_expression): Adjust.
7699 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7700 lbv_to_gcc_expression, lle_to_gcc_expression,
7701 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7702 perfect_nestify): Likewise.
7703 * lambda.h (gcc_loopnest_to_lambda_loopnest,
7704 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
7705 * profile.c (instrument_values): Adjust.
7706 * tree-cfg.c (modified_noreturn_calls): Adjust.
7707 (remove_fallthru_edge): Likewise.
7708 * tree-dump.c (dequeue_and_dump): Adjust.
7709 * tree-flow-inline.h (mark_stmt_modified): Adjust.
7710 * tree-flow.h (modified_noreturn_calls): Adjust.
7711 (tree_on_heap): Remove. (yay!)
7712 (register_new_def): Adjust.
7713 * tree-into-ssa.c: Define VEC(int,heap).
7714 (block_defs_stack): Adjust.
7715 (find_idf, insert_phi_nodes, register_new_def,
7716 rewrite_initialize_block, rewrite_finalize_block,
7717 register_new_update_single, rewrite_update_init_block,
7718 rewrite_update_fini_block, rewrite_blocks,
7719 ssa_rewrite_finalize_block, ssa_register_new_def,
7720 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
7721 * tree-loop-linear.c (linear_transform_loops): Adjust.
7722 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
7723 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
7724 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
7725 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
7726 vrp_variables_stack): Adjust declarations.
7727 (tree_ssa_dominator_optimize): Adjust.
7728 (dom_opt_initialize_block, remove_local_expressions_from_table,
7729 restore_nonzero_vars_to_original_value,
7730 restore_vars_to_original_value,
7731 restore_currdefs_to_original_value, dom_opt_finalize_block,
7732 record_var_is_nonzero, record_cond, record_const_or_copy_1,
7733 optimize_stmt, update_rhs_and_lookup_avail_expr,
7734 lookup_avail_expr, record_range): Likewise.
7735 * tree-ssa-pre.c: Define VEC(basic_block,heap).
7736 (compute_antic_aux): Adjust.
7737 (inserted_exprs, create_expression_by_pieces,
7738 insert_into_preds_of_block, eliminate, mark_operand_necessary,
7739 remove_dead_inserted_code, fini_pre): Likewise.
7740 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
7741 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
7742 ssa_prop_init): Likewise.
7743 * tree-ssa.c: Define VEC(bitmap,heap).
7744 (verify_name_tags): Adjust.
7745 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
7746 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
7747 tree_divmod_values_to_profile, tree_find_values_to_profile,
7748 value_profile_transformations): Likewise.
7749 * value-prof.h: Define VEC(histogram_value,heap).
7750 * varasm.c: Remove alias_pair pointer typedef, define
7752 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
7754 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
7755 not a pointer to it. Create an object vector.
7756 (extern_symbols): Turn into an object vector.
7757 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
7759 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
7762 * Makefile.in (tree-chrec.o): Depend on params.h.
7763 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
7765 * tree-chrec.c: Depend on params.h. Replace build with buildN,
7766 and fold build with fold_buildN.
7767 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
7768 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
7769 (tree_contains_chrecs): Compute an estimation of the size of the
7771 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
7772 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
7773 * tree-scalar-evolution.c (simple_iv): Ditto.
7774 * doc/invoke.texi (scev-max-expr-size): Documented.
7776 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
7778 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
7779 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
7780 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
7781 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
7782 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
7783 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
7784 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
7785 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
7786 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
7787 (darwin_fix_and_continue_switch): Delete.
7788 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
7789 (SUBTARGET_SWITCHES): Delete.
7790 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
7791 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
7792 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
7793 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
7794 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
7795 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
7796 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
7797 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
7798 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
7799 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
7800 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
7801 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
7802 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
7803 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
7804 (TARGET_64BIT): Undef before redefining.
7805 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
7806 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
7807 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
7808 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
7809 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
7810 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
7811 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
7812 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7813 (ix86_debug_arg_string, ix86_debug_addr_string)
7814 (ix86_align_loops_string, ix86_align_jumps_string)
7815 (ix86_align_funcs_string): Delete.
7816 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
7817 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
7818 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
7819 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
7820 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
7821 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
7822 (SUBTARGET_SWITCHES): Delete.
7823 * config/i386/i386.c (ix86_debug_arg_string): Delete.
7824 (ix86_debug_addr_string): Delete.
7825 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
7826 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
7827 (ix86_align_loops_string, ix86_align_jumps_string)
7828 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7829 (ix86_align_funcs_string): Make static.
7830 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7831 (ix86_handle_option): New function.
7832 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
7833 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
7834 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
7835 of darwin_fix_and_continue_switch.
7836 (darwin_one_byte_bool): Delete.
7837 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7838 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
7839 to darwin_one_byte_bool.
7840 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
7841 * config/i386/djgpp.opt, config/i386/i386.opt,
7842 * config/i386/sco5.opt: New files.
7844 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7846 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
7847 fp_zero_operand, fp_register_operand, intreg_operand,
7848 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
7849 call_operand, call_operand_address, tgd_symbolic_operand,
7850 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
7851 symbolic_operand, symbolic_memory_operand, label_ref_operand,
7852 sp64_medium_pic_operand, data_segment_operand,
7853 text_segment_operand, splittable_symbolic_memory_operand,
7854 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
7855 eq_or_neq, normal_comp_operator, noov_compare_op,
7856 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
7857 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
7858 const64_operand, const64_high_operand, arith11_operand,
7859 arith10_operand, arith_double_operand, arith_double_4096_operand,
7860 arith_double_add_operand, arith11_double_operand,
7861 arith10_double_operand, small_int, small_int_or_double,
7862 uns_small_int, uns_arith_operand, clobbered_register,
7863 input_operand, compare_operand): Delete.
7864 (sparc_emit_set_const32): Use predicates in assertion. Remove special
7865 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7866 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7867 (GEN_HIGHINT64, GEN_INT64): Delete.
7868 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7869 gen_safe_XOR64): Adjust for above deletion.
7870 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7871 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7872 (legitimate_constant_p): Use const_zero_operand instead.
7873 (sparc_extra_constraint_check): Likewise.
7874 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7875 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7876 (PREDICATE_CODES): Delete.
7877 * config/sparc/sparc.md: Include predicates.md.
7878 (All patterns): Adjust for new predicate names.
7879 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7880 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7881 (movdi): Use general_operand predicate.
7882 (movdi_sp64_dbl): Delete.
7883 (movdi_const64_special): Add 'N' constraint.
7884 (movdicc): Use arith10_operand predicate.
7885 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7886 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7887 (movdi_cc_reg_sp64_trunc): Delete.
7888 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7889 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7890 (subdi3_sp32): Delete.
7891 (subdi3_insn_sp32): Change to define_insn_and_split.
7892 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7893 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7894 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7895 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7896 small_int_operand predicate.
7897 (divdi3, udivdi3): Use arith_operand predicate.
7898 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7899 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7900 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7901 (xordi3_sp64_dbl): Delete.
7902 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7903 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7904 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7905 cmp_ccx_set_not): Use arith_operand predicate.
7906 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7907 * config/sparc/predicates.md: New file.
7909 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7911 PR tree-optimization/14846
7912 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7914 (fold_single_bit_test): ... here.
7915 (fold_binary): Call fold_single_bit_test_into_sign_test
7916 instead of fold_single_bit_test.
7918 2005-04-20 James E Wilson <wilson@specifixinc.com>
7921 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7922 is another declaration.
7924 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7926 * config/cris/predicates.md: New file.
7927 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7928 (cris_movem_load_rest_p): Declare.
7929 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7930 (cris_movem_load_rest_p): Ditto. Globalize.
7931 (cris_bdap_operand, cris_bdap_biap_operand,
7932 cris_orthogonal_operator, cris_commutative_orth_op,
7933 cris_operand_extend_operator,
7934 cris_additive_operand_extend_operator, cris_extend_operator,
7935 cris_plus_or_bound_operator, cris_mem_op,
7936 cris_general_operand_or_symbol,
7937 cris_general_operand_or_gotless_symbol,
7938 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7939 cris_load_multiple_op): Remove predicate functions.
7940 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7941 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7942 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7943 * config/cris/cris.md: Include predicates.md.
7944 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7946 2005-04-20 Ian Lance Taylor <ian@airs.com>
7948 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7949 * c-common.h (STMT_EXPR_STMT): Don't define.
7950 (STMT_EXPR_NO_SCOPE): Don't define.
7951 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7952 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7953 (pp_c_expression): Likewise.
7955 2005-04-20 Richard Henderson <rth@redhat.com>
7958 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7960 2005-04-20 Jeff Law <law@redhat.com>
7962 * reload1.c (reload): Ignore equivalences between pseudos and
7965 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7968 * c-tree.h (struct c_label_list): Update comment.
7969 (struct c_label_context): Rename to struct c_label_context_se.
7970 (label_context_stack): Rename to label_context_stack_se.
7971 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7972 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7973 c_end_vm_scope): New.
7974 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7975 * c-decl.c (pop_scope): Call c_end_vm_scope.
7976 (pushdecl): Call c_begin_vm_scope for variably modified
7978 (define_label): Check for jumping into scope of identifier with
7979 variably modified type. Push label on stack for those defined at
7980 current context of identifiers with variably modified type.
7981 (start_function): Create stack level for context of identifiers
7982 with variably modified type.
7983 (finish_function): Pop stack level for context of identifiers with
7984 variably modified type.
7985 * c-typeck.c (label_context_stack): Rename to
7986 label_context_stack_se.
7987 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7988 (c_finish_goto_label): Check for jumping into scope of identifier
7989 with variably modified type. Push label on stack for those jumped
7990 to from current context of identifiers with variably modified
7992 (struct c_switch): Add blocked_vm.
7993 (c_start_case): Initialize blocked_vm.
7994 (do_case): Check blocked_vm.
7995 (c_finish_case): Add comment.
7996 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7997 variable label_context_stack.
7999 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8001 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8002 conditional_replacement, value_replacement, abs_replacement,
8004 (replace_phi_edge_with_variable): Remove argument BB.
8005 (conditional_replacement, value_replacement,
8006 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8007 Update a call to replace_phi_edge_with_variable.
8009 * tree-ssa-phiopt.c: Fix comments.
8011 2005-04-20 Michael Matz <matz@suse.de>
8014 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8017 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8019 * tree-ssa-phiopt.c: Fix comment typos.
8021 PR tree-optimization/21116
8022 * tree-ssa-phiopt.c: Fix a typo.
8024 2005-04-19 Richard Henderson <rth@redhat.com>
8026 * builtins.c (expand_builtin_sync_operation): Revert last change.
8027 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8029 (expand_compare_and_swap_loop): Likewise.
8030 (expand_sync_operation): Remove fallback from NAND to AND; invert
8031 memory operand when expanding from cmpxchg.
8032 (expand_sync_fetch_operation): Likewise.
8033 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8036 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8037 when implementing NAND. Fix double-add for AFTER.
8038 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8039 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8040 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8042 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8045 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8046 to return old memory value.
8047 (sync_compare_and_swap_cc<IMODE>): Likewise.
8049 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8050 return pre-reload. Don't consider output or anti dependencies.
8051 * config/ia64/sync.md (IMODE): New.
8052 (modesuffix): Add QI and HI.
8053 (memory_barrier): Simplify expansion.
8054 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8055 (cmpxchg_acq_<IMODE>): Likewise.
8056 (sync_lock_test_and_set<IMODE>): Likewise.
8057 (sync_lock_release<IMODE>): Likewise.
8059 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8061 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8064 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8066 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8068 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8069 Joseph S. Myers <joseph@codesourcery.com>
8071 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8072 * c-typeck.c (build_c_cast): Check these options.
8073 * doc/invoke.texi: Document these options.
8075 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8077 * tree-ssa-phiopt.c: Update a comment about the pass.
8079 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8081 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8082 config/mcore/mcore.c: Fix comment typos.
8084 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8086 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8087 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8089 2005-04-19 Paul Brook <paul@codesourcery.com>
8091 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8093 2005-04-19 Andrew Haley <aph@redhat.com>
8096 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8097 looking at a field's bitpos.
8099 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8101 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8102 libiberty functions.
8104 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8106 PR tree-optimization/21096
8107 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8109 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8112 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8113 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8115 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8117 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8118 refers to the function being dumped.
8120 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8122 * varasm.c (assemble_start_function): Remove reset of in_section.
8124 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8126 PR tree-optimization/21085
8127 * fold-const (fold_binary): Don't change X % -C to X % C if C has
8130 2005-04-19 Ben Elliston <bje@au.ibm.com>
8132 * doc/invoke.texi (Optimize Options): Refer to the correct
8133 optimisation flag -ftree-dominator-opts, not -ftree-dom.
8135 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8137 * config/rs6000/rs6000.c (machopic_output_stub): Increase
8138 alloca argument to be big enough.
8140 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
8143 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8146 2005-04-18 Tom Tromey <tromey@redhat.com>
8148 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8151 2005-04-18 Richard Henderson <rth@redhat.com>
8153 * config/alpha/alpha.c (alpha_split_atomic_op): New.
8154 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8155 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
8156 * config/alpha/alpha-protos.h: Update.
8157 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8158 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8159 (attr type): Add ld_l, st_c, mb.
8160 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8161 iornotsi3, xorsi_internal, xornotsi3): New.
8162 * config/alpha/ev4.md (ev4_ld): Add ld_l.
8163 (ev4_ist_c, ev4_mb): New.
8164 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8166 * config/alpha/ev6.md (ev6_ild): Add ld_l.
8167 (ev6_ist): Add st_c.
8169 * config/alpha/sync.md: New file.
8171 2005-04-18 Richard Henderson <rth@redhat.com>
8173 * builtins.c (expand_builtin_sync_operation): Fold nand to and
8176 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8178 2005-04-18 Devang Patel <dpatel@apple.com>
8180 * config/rs6000/atlivec.md (mulv4si3): New pattern.
8182 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8184 PR tree-optimization/20922
8185 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8186 Fold X + c >= X and fold X - c <= X to true.
8188 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8190 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8192 (emergency_labeled_state_free): Likewise.
8194 2005-04-18 Nick Clifton <nickc@redhat.com>
8196 * config/h8300/h8300.md (jump): Remove prescan parameter from
8197 calls to final_scan_insn.
8199 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8200 parameter from calls to final_scan_insn.
8202 * config.gcc (m68hc12): Use the m68hc11.opt file for target
8204 (v850e, v850e1): Use the v850.opt file for target specific
8207 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
8209 PR tree-optimization/21001
8210 * tree-optimize.c (init_tree_optimization_passes): Move the
8211 first pass_forwprop immediately before pass_vrp.
8213 2005-04-17 Ian Lance Taylor <ian@airs.com>
8215 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8216 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8217 from enum tree_code op to bool is_sizeof.
8218 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8219 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8220 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8222 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8224 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8227 2005-04-17 Ian Lance Taylor <ian@airs.com>
8229 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8231 2005-04-17 Richard Henderson <rth@redhat.com>
8233 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8235 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8236 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8237 of indirection through ssa names while looking for the gpr counter
8239 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8240 saved va_list_gpr_size and va_list_fpr_size.
8242 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8244 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8245 both pointers or both integers.
8247 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8248 ASSERT_EXPRs for single-use variable.
8250 * tree-into-ssa.c: Fix a comment typo.
8252 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8254 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8255 -mipsN before forcing a default of -mips2.
8257 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8259 * predict.h (IS_TAKEN): Remove.
8260 * rtl.h (NOTE_PREDICTION): Likewise.
8262 * modulo-sched.c (CFG_HOOKS): Remove.
8264 * c-parser.c (N_C_TTYPES): Remove.
8266 * tree-flow-inline.h (get_stmt_operands): Remove.
8267 * lambda-code.c, tree-ssa-loop-unswitch.c,
8268 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8269 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8270 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8271 calls to get_stmt_operands.
8272 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8274 2005-04-17 Richard Henderson <rth@redhat.com>
8277 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8278 of CUMULATIVE_ARGS past the last named argument.
8279 (alpha_va_start): Expect pretend_args_size only if strictly less than
8282 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8285 * builtins.c (expand_builtin_strcat): Convert the result of
8286 strlen to the right type.
8287 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8288 avoid creating type mismatches.
8289 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8292 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8294 2005-04-16 Richard Henderson <rth@redhat.com>
8297 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8298 Use the mode of boolean_type_node when the user doesn't provide one.
8299 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8301 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
8304 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8307 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8310 2005-04-16 Roger Sayle <roger@eyesopen.com>
8311 Steven Bosscher <stevenb@suse.de>
8313 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8314 (fold_unary_to_constant): Likewise.
8316 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
8318 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8321 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
8323 * doc/install.texi (Specific): Avoid using asterisks in @anchor
8324 names related to target triplets.
8325 Remove i?86-*-esix from platform directory.
8326 Remove powerpc-*-eabiaix from platform directory.
8328 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
8331 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8332 falling through from SUBREG case to REG.
8334 2005-04-15 Roger Sayle <roger@eyesopen.com>
8336 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8337 (fold_binary): Update comment mentioning fold_relational_hi_lo.
8338 (fold_binary_to_constant): Simplify using fold_binary.
8339 (fold_unary_to_constant): Likewise, simplify using fold_unary.
8341 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8343 * gthr-posix.c (pthread_cancel): Define.
8344 (pthread_mutexattr_init): Likewise.
8345 (pthread_mutexattr_settype): Likewise.
8346 (pthread_mutexattr_destroy): Likewise.
8348 2005-04-15 David S. Miller <davem@davemloft.net>
8351 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8353 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8355 PR tree-optimization/21031
8356 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8357 (forward_propagate_into_cond_1): Call it. Forward propagate
8358 integer-integer casts into COND_EXPRs.
8360 2005-04-15 Dave Korn <dave.korn@artimi.com>
8362 * gcc.c (default_compilers): Clarify obscure error message when
8363 reading from standard input.
8365 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8367 * basic-block.h (PROP_EQUAL_NOTES): Remove.
8368 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8370 * tree-ssa-alias.c (init_alias_info): Remove a call to
8373 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
8375 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8376 of non-virtual PHI nodes like we use to.
8378 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
8380 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8381 (attr_copy_rtx): Do not use it.
8383 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8385 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8387 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8389 * tree-vect-transform.c (vectorizable_store): Mark necessary
8390 objects in the vectorized store needing renaming. Update the
8391 SSA graph for V_MAY_DEF operands in the original store.
8393 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8395 * tree-ssa-pre.c (compute_avail): It's okay to have
8396 TREE_INVARIANT's here, and value number the resulting expressions.
8397 (create_expression_by_pieces): Make sure operands that were
8398 min_invariant when we started, stay that way.
8400 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8402 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8404 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8406 PR tree-optimization/20936.
8407 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8409 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8411 * doc/invoke.texi: Fix typos.
8412 * doc/md.texi: Likewise.
8413 * doc/rtl.texi: Likewise.
8414 * doc/sourcebuild.texi: Likewise.
8415 * doc/tm.texi: Likewise.
8417 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8419 PR tree-optimization/21004
8420 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8421 and floorl in c99 mode only.
8422 * builtins.c (expand_builtin_int_roundingfn): Assert that
8423 fallback_fndecl is not NULL_TREE.
8425 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8427 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8428 * basic-block.h: Update the prototype for
8429 purge_all_dead_edges.
8430 * cfgexpand.c (tree_expand_cfg): Update a call to
8431 purge_all_dead_edges.
8432 * combine.c (combine_instructions): Likewise.
8433 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8434 rest_of_handle_cse2, rest_of_handle_gcse,
8435 rest_of_handle_postreload): likewise.
8437 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8440 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8441 e.g. cv-qualification conversions.
8443 2005-04-14 Mike Stump <mrs@apple.com>
8445 * config/darwin-c.c (framework_construct_pathname): We must
8446 find all headers of a framework in the first instance of it
8447 found in the seach path.
8449 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8451 PR tree-optimization/21021
8452 * tree-vrp.c (compare_values): Work around a bug in the front
8453 end that produces a comparison of mismatched types.
8455 2004-04-14 Richard Henderson <rth@redhat.com>
8457 * config/ia64/ia64.h (enum fetchop_code): Remove.
8458 (enum ia64_builtins): Move ...
8459 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8460 members except BSP and FLUSHRS.
8461 (ia64_init_builtins): Remove __sync builtins.
8462 (ia64_expand_builtin): Likewise.
8463 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8464 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8465 (ia64_expand_lock_release): Remove.
8466 * config/ia64/ia64.md (mf): Move to sync.md.
8467 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8468 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8469 * config/ia64/sync.md: New file.
8470 (memory_barrier): Rename from mf.
8471 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8472 (cmpxchg_acq_<I48MODE>): Likewise.
8473 (sync_lock_test_and_set<I48MODE>): Likewise.
8475 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8476 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8478 2004-04-14 Richard Henderson <rth@redhat.com>
8480 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8481 (ix86_compare_emitted): New.
8482 (ix86_expand_compare): Use ix86_compare_emitted if set.
8483 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8484 and ix86_compare_op0 are set.
8485 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8486 (TARGET_CMPXCHG, TARGET_XADD): New.
8487 (ix86_compare_emitted): Declare.
8488 * config/i386/i386.md: Include sync.md
8489 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8490 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8491 * config/i386/sync.md: New file.
8493 2004-04-14 Richard Henderson <rth@redhat.com>
8496 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8497 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8498 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8499 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8500 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8501 BT_FN_I8_VPTR_I8_I8): New.
8502 * builtins.def (DEF_SYNC_BUILTIN): New.
8503 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8504 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8505 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8506 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8507 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8508 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8509 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8510 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8511 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8512 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8513 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8514 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8515 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8516 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8517 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8518 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8519 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8520 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8521 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8522 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8523 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8524 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8525 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8526 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8527 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8528 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8529 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8530 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8531 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8532 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8533 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8534 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8535 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8536 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8537 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8538 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8539 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8540 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8541 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8542 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8543 BUILT_IN_SYNCHRONIZE: New.
8544 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8545 as a function. Accept __sync_ as a prefix as well.
8546 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8547 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8548 expand_builtin_lock_release): New.
8549 (expand_builtin): Call them.
8550 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8551 neither BOTH_P nor FALLBACK_P are defined.
8552 (builtin_type_for_size): New.
8553 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8554 (resolve_overloaded_builtin): New.
8555 * c-common.h (resolve_overloaded_builtin): Declare.
8556 (builtin_type_for_size): Declare.
8557 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8558 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8559 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8560 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8561 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8562 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8563 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8564 sync_compare_and_swap_cc, sync_lock_test_and_set,
8565 sync_lock_release): New.
8566 * optabs.h: Declare them.
8567 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8568 expand_sync_operation, expand_sync_fetch_operation,
8569 expand_sync_lock_test_and_set): Declare.
8570 * genopinit.c (optabs): Add sync optabs.
8571 * optabs.c (init_optabs): Initialize sync optabs.
8572 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8573 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8574 expand_sync_operation, expand_sync_fetch_operation,
8575 expand_sync_lock_test_and_set): New.
8576 * doc/extend.texi (Atomic Builtins): New section
8577 * doc/md.texi (Standard Names): Add sync patterns.
8579 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
8581 * tree-eh.c (lower_try_finally_copy): Generate new code in
8582 response to goto_queue entries as if the queue was sorted by
8583 index, not pointers.
8584 (lower_try_finally_switch): Likewise.
8586 2005-04-14 Richard Henderson <rth@redhat.com>
8588 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8589 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
8591 (ix86_expand_fp_movcc): Update to match.
8592 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8593 * config/i386/i386-protos.h: Update.
8594 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8595 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8597 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
8599 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8602 2005-04-14 Julian Brown <julian@codesourcery.com>
8604 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8605 link failures on ppc64 Linux.
8607 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8609 * config.gcc: Set cpu_type for s390.
8611 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8613 Fix PR tree-optimization/20963
8614 * tree-ssa-pre.c (compute_avail): Remove special case for
8616 (create_expression_by_pieces): Add value numbers for forced out
8619 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
8621 * config/cris/cris.md: Replace references to (reg:SI 16) with
8622 (reg:SI CRIS_SRP_REGNUM).
8624 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8626 PR tree-optimization/20657
8627 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8628 create an appropriate range from it.
8630 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8632 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8633 <UNSPEC_FIST_CEIL> case.
8635 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8636 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8637 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8638 to implement lfloor and llfloor built-ins as x87 intrinsic function.
8639 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8640 (lfloor<mode>2): New expanders.
8641 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8642 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8643 to implement lceil and llceil built-ins as x87 intrinsic function.
8644 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8645 (lceil<mode>2): New expanders.
8647 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8649 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8650 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8652 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
8655 * config/s390/s390-modes.def: Define TFmode.
8657 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
8659 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8660 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8661 * config/mips/mips.c (mips16_insn_length): Remove reference to
8662 JUMP_TABLES_IN_TEXT_SECTION.
8664 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8666 * simplify-rtx.c (simplify_binary_operation_1): Return
8667 scalar or vector of constant 0, depending on the xor's
8670 2005-04-13 Dale Johannesen <dalej@apple.com>
8672 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
8673 (objc-act.o): Ditto.
8674 * objc/objc-act.c (objc_gimplify_expr): New.
8675 (objc_get_callee_fndecl): New.
8676 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
8677 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
8678 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
8680 2005-04-13 Devang Patel <dpatel@apple.com>
8682 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8685 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
8687 CRIS prologue as RTL.
8688 * config/cris/cris-protos.h (cris_emit_movem_store)
8689 (cris_expand_prologue): Prototype.
8690 * config/cris/cris.c (struct machine_function): New member
8692 (cfa_label_num, cris_target_asm_function_prologue): Remove.
8693 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
8694 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
8695 (cris_load_multiple_op, cris_return_address_on_stack)
8696 (cris_return_address_on_stack_for_return): ISO-Cify.
8697 (cris_store_multiple_op): New predicate function.
8698 (cris_expand_prologue, cris_emit_movem_store): New functions.
8699 (cris_print_operand) <case 'O'>: Handle modifications other than
8701 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
8702 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
8703 (cris_gen_movem_load): Rearrange slightly to make local variable
8704 src a parameter, removing osrc.
8705 (cris_setup_incoming_varargs): Set machine_function member
8706 stdarg_regs to correspond to the number of registers that need to
8708 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
8710 (PREDICATE_CODES): Add cris_store_multiple_op. Make
8711 cris_general_operand_or_gotless_symbol accept UNSPEC.
8712 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
8713 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
8714 ("*cris_store_multiple"): New pattern. Tweak common comment above
8715 this and "*cris_load_multiple".
8716 ("prologue"): New define_expand.
8718 * config/cris/cris.md ("epilogue"): Conditionalize on
8719 TARGET_PROLOGUE_EPILOGUE.
8721 2005-04-13 Steve Ellcey <sje@cup.hp.com>
8724 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
8725 fpsr 0 instead of fpsr 1.
8726 (divsf3_internal_thr): Ditto.
8727 (divdf3_internal_lat): Ditto.
8728 (divdf3_internal_thr): Ditto.
8729 (divxf3_internal_lat): Ditto.
8730 (divxf3_internal_thr): Ditto.
8732 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8734 PR tree-optimization/20913
8735 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
8737 PR tree-optimization/20702
8738 * tree-vrp.c (maybe_add_assert_expr): Recurse into
8739 dominator children that haven't been walked into.
8741 2005-04-13 Julian Brown <julian@codesourcery.com>
8743 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
8744 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
8747 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8749 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
8750 config/i386/sse.md: Fix comment typos.
8752 * genattrtab.c (NULL_ATTR): Remove.
8753 * ifcvt.c (NULL_EDGE): Likewise.
8755 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
8757 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
8758 NOTE_PREDICT): Remove.
8760 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8762 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
8763 * configure: Regenerate.
8764 * config.in: Likewise.
8765 * system.h: Declare vsnprintf if not already declared.
8767 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8769 * optc-gen.awk: Handle stand-alone Mask records.
8770 * opth-gen.awk: Likewise.
8771 * doc/options.texi (Option file format): Document them.
8772 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
8773 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8774 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
8775 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
8776 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
8777 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
8778 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
8779 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
8780 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
8781 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
8782 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
8783 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
8784 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
8785 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
8786 TARGET_LONG_DOUBLE_128): Likewise.
8787 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
8788 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
8789 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
8790 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
8791 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
8792 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
8793 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
8794 * config/sparc/sparc.c (fpu_option_set): New global.
8795 (sparc_handle_option): New function.
8796 (sparc_override_options): Test fpu_option_set.
8797 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
8798 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
8799 * config/sparc/sparc.opt: New file.
8800 * config/sparc/little-endian.opt: Likewise.
8801 * config/sparc/long-double-switch.opt: Likewise.
8803 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
8805 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
8806 (bfin_handle_options): Set it if -mshared-library-id= is seen.
8807 * config/bfin/bfin.opt (mshared-library-id=): Lose
8808 Var(bfin_lib_id_given).
8810 2005-04-13 Matt Thomas <matt@3am-software.com>
8812 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
8815 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8817 * rtl.h (CLEAR_RTX_FLAGS): Remove.
8819 * cgraphunit.c (INSNS_PER_CALL): Remove.
8821 * tree-ssa-forwprop.c (vars,
8822 record_single_argument_cond_exprs,
8823 substitute_single_use_vars): Remove.
8824 (forward_propagate_into_cond_1, forward_propagate_into_cond):
8826 (tree_ssa_forward_propagate_single_use_vars): Call
8827 forward_propagate_into_cond for each COND_EXPR.
8829 * tree-inline.c (INSNS_PER_STMT): Remove.
8831 2005-04-12 Richard Henderson <rth@redhat.com>
8833 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
8834 (ix86_expand_sse_fp_minmax): ... from ...
8835 (ix86_expand_fp_movcc): ... here.
8836 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
8837 * config/i386/i386-protos.h: Update.
8838 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
8839 (sse_setccsf, sse_setccdf): Allow before reload.
8840 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
8841 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
8842 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
8843 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
8844 (anddf3, nanddf3, iordf3, xordf3): New.
8846 2005-04-12 Jeff Law <law@redhat.com>
8848 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
8849 (tree-ssa-uncprop.o): Add dependencies.
8850 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
8851 * tree-flow.h (remove_useless_stmts): Remove prototype.
8852 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
8853 remove_useless_stmts.
8854 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
8855 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
8856 * tree-pass.h (pass_uncprop): Declare.
8857 * tree-ssa-uncprop.c: New file.
8859 2005-04-12 James E. Wilson <wilson@specifixinc.com>
8862 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8864 2005-04-12 Caroline Tice <ctice@apple.com>
8866 Temporary fix for partitioning problems.
8867 * passes.c (rest_of_handle_final): Remove code that
8868 frees unlikely_text_section_name,
8869 * varasm.c (assemble_start_function): Test for partitioning
8870 flag before writing out section labels.
8871 (assemble_end_function): Test for partitioning flag before
8872 writing out section labels.
8874 2005-04-12 Steven Bosscher <stevenb@suse.de>
8875 Stuart Hastings <stuart@apple.com>
8876 Jan Hubicka <jh@suse.cz>
8878 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
8879 references to gt-tree-cfg.h.
8880 * basic-block.h (struct basic_block_def): Don't skip rbi
8881 for garbage collection.
8882 (struct reorder_block_def): Make GTY-able.
8883 (struct control_flow_graph): New structure.
8884 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8885 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8886 but instead defines to the control_flow_graph for cfun.
8887 (label_to_block_map): New define, points to the label map of
8888 the control_flow_graph for cfun.
8889 (n_edges_for_function, n_basic_blocks_for_function,
8890 last_basic_block_for_function, basic_block_info_for_function,
8891 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8892 basic_block_info_for_function, label_to_block_map_for_function):
8893 Counterparts for the above, taking a struct function as an extra
8895 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8896 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8897 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8898 (alloc_rbi_pool, free_rbi_pool): Remove.
8899 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8900 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8902 (cfg_layout_finalize) ... and don't free it here.
8903 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8905 * flow.c (free_basic_block_vars): Set label_to_block_map and
8906 n_edges to zero too.
8907 * function.h (struct function): Add cfg field.
8908 * function.c (allocate_struct_function): Allocate the cfg.
8909 * tree-cfg.c (label_to_block_map): Remove.
8910 (build_tree_cfg): Don't allocate the rbi pool here...
8911 (delete_tree_cfg_annotations): ...and don't free it here.
8912 Also don't nullify label_to_block_map for cfun.
8914 2005-04-12 Caroline Tice <ctice@apple.com>
8916 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8917 Revert my patch from April 9.
8918 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8919 (reorder_basic_blocks): Revert my patch from April 9.
8920 (insert_section_boundary_note): Revert my patch from April 9.
8921 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8922 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8923 (COLD_END_LABEL): Revert my patch from April 9.
8924 (cold_text_section_label): Revert my patch from April 9.
8925 (cold_end_label): Revert my patch from April 9.
8926 (dwarf2out_switch_text_section): Revert my patch from April 9.
8927 (output_aranges): Revert my patch from April 9.
8928 (output_ranges): Revert my patch from April 9.
8929 (output_line_info): Revert my patch from April 9.
8930 (add_location_or_const_value_attribute): Revert my patch from April 9.
8931 (dwarf2out_var_location): Revert my patch from April 9.
8932 (dwarf2out_init): Revert my patch from April 9.
8933 (dwarf2out_finish): Revert my patch from April 9.
8934 * function.h (struct function): Revert my patch from April 9.
8935 * opts.c (decode_options): Revert my patch from April 9.
8936 * output.h (unlikely_section_label, hot_section_label,
8937 hot_section_end_label, cold_section_end_label,
8938 unlikely_text_section_name): Revert my patch from April 9.
8939 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8940 * varasm.c (unlikely_section_label, hot_section_label,
8941 hot_section_end_label, cold_section_end_label,
8942 unlikely_text_section_name): Revert my patch from April 9.
8943 (initialize_cold_section_name): Revert my patch from April 9.
8944 (unlikely_text_section): Revert my patch from April 9.
8945 (in_unlikely_text_section): Revert my patch from April 9.
8946 (named_section): Revert my patch from April 9.
8947 (function_section): Revert my patch from April 9.
8948 (current_function_section): Revert my patch from April 9.
8949 (assemble_start_function): Revert my patch from April 9.
8950 (assemble_end_function): Revert my patch from April 9.
8951 (default_section_type_flags_1): Revert my patch from April 9.
8953 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8955 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8956 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8958 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8960 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8963 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8964 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8966 2004-04-12 Richard Henderson <rth@redhat.com>
8968 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8969 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8970 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8971 (UNSPEC_*, UNSPECV_*): Renumber.
8973 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8976 From Richard Henderson <rth@redhat.com>:
8977 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8980 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8982 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8984 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8986 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8987 (bfin_library_id): New variable.
8988 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8989 instead of bfin_library_id_string.
8990 (bfin_handle_option): New function.
8991 (override_options): Remove most code to deal with shared library IDs,
8992 just check they aren't used without -mid-shared-library.
8993 (TARGET_HANDLE_OPTION): Define.
8994 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8995 * config/bfin/bfin.opt (mshared-library-id=): New.
8997 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8999 * tree-vect-transform.c: Fix comment typos.
9001 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9003 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9004 split critical edges when not possible/profitable.
9006 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9008 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9009 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9010 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9011 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9012 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9013 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9014 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9015 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9017 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9018 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9019 * config/ns32k/ns32k.opt: New file.
9021 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9023 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9024 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9025 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9026 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9027 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9028 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9029 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9030 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9031 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9032 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9033 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9034 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9035 (MASK_COLDFIRE): Formatting fixes.
9036 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9037 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9038 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9039 "_current_shared_library_a5_offset_".
9040 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9041 (MASK_ALL_CPU_BITS): New macro.
9042 (m68k_handle_option): New function.
9043 (override_options): Remove handling of m68k_library_id_string.
9044 * config/m68k/m68k.opt: New file.
9045 * config/m68k/ieee.opt: New file.
9047 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9049 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9050 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9051 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9052 (TARGET_CXX): Adjust accordingly.
9053 * target.h (struct gcc_target): Remove epxort_class_data. Add
9054 determine_class_data_visibility and class_data_always_comdat.
9055 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9056 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9057 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9058 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9059 (arm_cxx_determine_class_data_visibility): New.
9060 (arm_cxx_class_data_always_comdat): Likewise.
9061 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9062 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9063 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9064 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9065 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9068 2005-04-11 Devang Patel <dpatel@apple.com>
9070 * tree-data-ref.c (build_classic_dist_vector,
9071 compute_subscript_distance): Make externally visible.
9072 * tree-data-ref.h (build_classic_dist_vector,
9073 compute_subscript_distance): Same.
9074 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9075 Check distance vector against vectorization factor.
9076 (vect_analyze_loop): Determine vectorizaion factor before
9077 analyzing data dependences.
9078 * tree-vectorizer.c (loops_num): Make it externally visible and
9080 * tree-vectorizer.c (vect_loops_num): ... new name.
9081 * tree-vectorizer.h (vect_loops_num): New.
9083 2005-04-11 Devang Patel <dpatel@apple.com>
9085 * tree-vect-analyze.c (vect_analyze_operations): Check
9086 vectorizable codition.
9087 * tree-vect-transform.c (vect_is_simple_cond): New function.
9088 (vectorizable_condition): New function.
9089 (vect_transform_stmt): Handle condition_vec_info_type.
9090 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9091 condition_vec_info_type.
9092 (vectorizable_condition): New.
9094 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9096 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9097 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9098 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9100 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9101 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9103 * dwarf2out.c (output_line_info): Don't try to dereference
9104 a NULL current_function_decl.
9106 * config/t-slibgcc-darwin: Don't put shared libraries in
9107 directories other than $(slibdir).
9108 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9111 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9113 PR tree-optimization/20933
9114 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9115 logic to reject aliases between read-only and writable
9117 (may_alias_p): ... here.
9118 (get_tmt_for): Do not associate read-only tags to pointers
9119 whose pointed-to type is not read-only.
9120 * tree-ssa.c (verify_ssa): Check that memory stores have at
9121 least one V_MAY_DEF or V_MUST_DEF.
9123 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9126 * configure.ac (gcc_UNLOCKED_FUNCS): New.
9127 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9128 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9129 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9131 (fwrite_unlocked): Fix prototype.
9133 * configure, config.in: Regenerate.
9135 2005-04-11 David Edelsohn <edelsohn@gnu.org>
9137 * tree-ssa-loop-im.c: Include real.h.
9138 (determine_invariantness_stmt): If real division divisor is
9139 invariant and flag_unsafe_math_optimizations enabled, generate
9140 invariant reciprocal for hoisting.
9141 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9143 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9145 Fix PR tree-optimization/20926
9147 * tree-ssa-alias.c (add_type_alias): Handle subvars.
9149 2005-04-11 Devang Patel <dpatel@apple.com>
9151 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9154 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9156 * fold-const.c (fold_binary_op_with_conditional_arg):
9157 use fold_buildN instead of "fold (buildN" in some
9159 (fold_unary): Likewise.
9160 (fold_binary): Likewise.
9162 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9164 Fix PR tree-optimization/20612
9165 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9167 (perfect_nestify): preheaderbb is *not* part of loop of the
9170 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9172 * tree-ssa-alias.c (may_alias_p): If the variable
9173 is a global variable and the pointer is parameter
9174 and -fargument-noalias-global is used, then
9175 the pointer cannot alias the variable.
9177 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
9179 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9180 * config/sparc/sparc.h: Likewise.
9181 * config/sparc/sparc.md: Likewise.
9183 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
9185 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9187 * tree-vrp.c: Fix a comment typo.
9189 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9191 PR tree-optimization/20920
9192 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9193 SSA_NAME flows through an abnormal edge.
9194 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9195 through abnormal edges.
9196 (maybe_add_assert_expr): Likewise.
9198 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
9200 * config/s390/s390.h (s390_tune_string, s390_arch_string)
9201 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9202 (s390_stack_size_string, s390_stack_guard_string, target_flags)
9203 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9204 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9205 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9206 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9207 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9208 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9209 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9210 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9211 (TARGET_HANDLE_OPTION): Likewise.
9212 (s390_tune): Initialize to PROCESSOR_max.
9213 (s390_arch_string): Make static.
9214 (s390_tune_string, s390_warn_framesize_string): Delete.
9215 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9216 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9217 (s390_handle_arch_option, s390_handle_option): New functions.
9218 (override_options): Remove parsing of option strings.
9219 * config/s390/s390.opt: New file.
9221 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9223 * tree-complex.c (expand_vector_operations): Call
9224 update_stmt_if_modified.
9226 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9228 * tree-vect-analyze (vect_determine_vectorization_factor):
9229 Do not use GET_MODE_NUNITS.
9230 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9231 (vectorizable_load, vect_transform_loop): Likewise.
9233 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9235 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9236 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9237 * optabs.h (enum optab_index): Add new OTI_lceil.
9238 (lceil_optab): Define corresponding macro.
9239 * optabs.c (init_optabs): Initialize lceil_optab.
9240 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9241 and lceildi2 patterns.
9242 * builtins.c (expand_builtin_int_roundingfn): Handle
9243 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9244 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9245 BUILT_IN_LLCEIL{,F,L}.
9246 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9247 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9248 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9249 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9250 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9251 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9252 into lceil built-in function and (long long int)ceil{,f,l} into
9253 llceil built-in function.
9254 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9257 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9259 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9262 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9264 * config/arm/arm.c: Fix a comment typo.
9265 * doc/tree-ssa.texi: Fix a typo.
9267 2005-04-10 Steven Bosscher <stevenb@suse.de>
9269 * cselib.c (clear_table): Rename to cselib_clear_table.
9270 * cselib.h (cselib_clear_table): Add prototype.
9271 * gcse.c (gcse_main): Make 'f' argument unused.
9272 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9273 of each basic block instead.
9274 (compute_sets, compute_hash_table_work): Likewise.
9275 (constprop_register): Change int 'alter_jumps' argument to bool.
9276 (do_local_cprop): Likewise.
9277 (local_cprop_pass): Likewise. Also walk basic blocks instead of
9278 the insn chain. Explicitly clear the cselib tables after finishing
9279 one basic block. Make sure there are no unterminated libcall blocks.
9280 Update compute_sets call.
9281 (cprop): Walk basic blocks instead of the insn chain.
9282 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9284 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9285 one_cprop_pass calls.
9287 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9289 * combine.c (combine_simplify_rtx): Remove a transformation that
9290 relies on an invalid assumption about rtl sign-extension semantics.
9292 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9294 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9295 to build_int_cst_wide.
9297 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9300 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9301 set the original address pseudo to the correct value before the
9302 original insn, if possible, and leave the insn alone, otherwise
9303 create a new pseudo, set it and replace it in the insn.
9304 * recog.c (validate_change_maybe_volatile): New.
9305 * recog.h (validate_change_maybe_volatile): Declare.
9307 2005-04-09 Caroline Tice <ctice@apple.com>
9309 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9310 Remove targetm.have_named_sections test.
9311 (fix_edges_for_rarely_executed_code): Likewise.
9312 (insert_section_boundary_note): Likewise.
9313 (reorder_basic_blocks): Check partitioning flag before calling
9314 verify_hot_cold_block_grouping.
9315 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9316 the function struct rather than global variables.
9317 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9318 (COLD_END_LABEL): Likewise
9319 (cold_text_section_label): New static global variable.
9320 (cold_end_label): Likewise.
9321 (dwarf2out_switch_text_section): Get hot/cold section labels from
9322 the function struct rather than global variables.
9323 (output_aranges): Use cold_text_section_label and cold_end_label;
9324 check partitioning flag before putting out delta.
9325 (output_ranges): Remove incorrect code attempting to use
9327 (output_line_info): Get cold section label from function struct.
9328 (add_location_or_const_value_attribute): Likewise.
9329 (get_subprogram_die): Get hot/cold section labels from function struct.
9330 (dwarf2out_var_location): Likewise.
9331 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9332 write out cold_text_section_label if partition flag is set.
9333 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9334 * function.h (struct function): Add new fields to point to hot/cold
9335 section labels: hot_section_label, cold_section_label,
9336 hot_section_end_label and cold_section_end_label; also add new field
9337 for cold text section name, unlikely_text_section_name.
9338 * opts.c (decode_options): Turn off partitioning flag if
9339 !targetm.have_named_sections.
9340 * output.h (hot_section_label): Remove.
9341 (hot_section_end_label): Remove.
9342 (cold_section_end_label): Remove.
9343 (unlikely_section_label): Remove.
9344 (unlikely_text_section_name): Remove.
9345 * passes.c (rest_of_handle_final): Remove code that frees
9346 unlikely_text_section_name.
9347 * varasm.c (unlikely_section_label): Remove.
9348 (hot_section_label): Remove.
9349 (hot_section_end_label): Remove.
9350 (cold_section_end_label): Remove.
9351 (unlikely_text_section_name): Remove.
9352 (initialize_cold_section_name): Modify to call
9353 targetm.strip_name_encoding; to store cold section name in current
9354 function struct, if it exists; and to only use the decl_section_name
9355 if flag_named_sections is true.
9356 (unlikely_text_section): Modify to get section name out of current
9357 function struct, if there is one; otherwise build it from
9358 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9359 (in_unlikely_text_section): Likewise.
9360 (named_section): Modify to get/put cold section name in current function
9361 struct, if there is one.
9362 (function_section): Change 'bool unlikely' to 'int reloc'; check
9363 targetm.have_named_sections before calling named_section.
9364 (current_function_section): Likewise.
9365 (assemble_start_function): Modify to get/put unlikely_text_section_name
9366 in current function struct; modify to get hot/cold section labels
9367 from function struct; initialize labels using
9368 ASM_GENERATE_INTERNAL_LABEL;
9369 test partitioning flag before writing out hot section label.
9370 (assemble_end_function): Test partitioning flag before writing out
9371 hot/cold section labels.
9372 (default_section_type_flags_1): Modify to use array instead of
9373 char* for unlikely_text_section_name; set flags correctly for
9374 cold text section if there is not a current function decl.
9376 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9378 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9379 and TI_VA_LIST_FPR_COUNTER_FIELD.
9380 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9381 * tree-pass.h (pass_stdarg): Add.
9382 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9383 * tree-stdarg.c: New file.
9384 * tree-stdarg.h: New file.
9385 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9386 (tree-stdarg.o): Add dependencies.
9387 * function.h (struct function): Add va_list_gpr_size and
9388 va_list_fpr_size fields.
9389 * function.c (allocate_struct_function): Initialize them.
9390 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9391 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9392 (TARGET_INITIALIZER): Add it.
9394 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9395 va_list_{g,f}pr_counter_field.
9396 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9397 area will not be used. Only save registers that tree-stdarg.c
9398 detected they need saving.
9399 (ix86_va_start): Don't set up fields that won't be used.
9401 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9402 va_list_{g,f}pr_counter_field.
9403 (setup_incoming_varargs): Don't do anything if reg_save
9404 area will not be used. Only save registers that tree-stdarg.c
9405 detected they need saving.
9406 (rs6000_va_start): Don't set up fields that won't be used.
9408 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9409 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9410 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9411 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9413 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9416 * config/i386/i386.c (construct_container): Pass empty aligned
9417 struct, union or class in memory.
9419 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9421 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9422 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9423 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9424 config/rs6000/predicates.md: Fix comment typos.
9426 * sched-int.h (haifa_insn_data): Remove blockage and units.
9427 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9428 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9429 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9431 2005-04-09 Jan Hubicka <jh@suse.cz>
9432 Steven Bosscher <stevenb@suse.de>
9434 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9435 * cfgloop.c (get_loop_exit_edges): Likewise.
9436 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9438 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9439 * tree-cfg.c (dump_cfg_status): Likewise.
9441 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9443 * config/rs6000/predicates.md (altivec_register_operand): Remove
9444 redundant match_code test.
9445 (gpc_reg_operand): Same.
9446 (cc_reg_operand): Same.
9447 (cc_reg_not_cr0_operand): Same.
9449 2005-04-09 Jan Hubicka <jh@suse.cz>
9451 Forgotten hunk from my last merge patch:
9452 * final.c (output_addr_const): Do not call mark_referenced.
9454 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9456 * doc/tree-ssa.texi: Add immediate use documentation.
9458 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9460 * arm.c (FL_WBUF): Define.
9461 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9462 (arm_is_6_or_7): Delete.
9463 (arm_tune_wbuf): New.
9464 (arm_override_options): Set arm_tune_wbuf.
9465 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9466 (arm_is_6_or_7): Delete declaration.
9467 (arm_tune_wbuf): New declartion.
9468 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9469 (model_wbuf): Derive from arm_tune_wbuf.
9470 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9471 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9472 (arm740t): Mark CPUs as having a write buffer.
9474 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9476 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9477 of 'const_double_operand' in operand 2 constraints. Update enable
9480 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9482 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9483 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9484 * optabs.h (enum optab_index): Add new OTI_lfloor.
9485 (lfloor_optab): Define corresponding macro.
9486 * optabs.c (init_optabs): Initialize lfloor_optab.
9487 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9488 and lfloordi2 patterns.
9489 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9490 (expand_builtin_int_roundingfn): New function.
9491 (fold_builtin_int_roundingfn): New prototype.
9492 (fold_builtin_int_roundingfn): New function, renamed from
9493 fold_builtin_lround.
9494 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9495 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9496 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9497 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9498 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9499 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9500 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9501 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9502 into lfloor built-in function and (long long int)floor{,f,l} into
9503 llfloor built-in function.
9504 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9507 2005-04-08 Ian Lance Taylor <ian@airs.com>
9509 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9510 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9511 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9512 (DO_COND, DO_BODY): Likewise.
9513 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9514 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9515 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9516 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9517 (build_continue_stmt, build_break_stmt): Don't declare.
9518 (c_do_switch_warnings): Update declaration.
9519 * c-gimplify.c (enum bc_t): Remove.
9520 (struct c_gimplify_ctx, ctxp): Remove.
9521 (push_context, pop_context): Remove static functions.
9522 (c_genericize): Don't call push_context or pop_context.
9523 (begin_bc_block, finish_bc_block): Remove static functions.
9524 (build_bc_goto): Likewise.
9525 (gimplify_c_loop): Likewise.
9526 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9527 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9528 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9529 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9530 * c-common.c (c_do_switch_warnings): Rename from
9531 c_do_switch_warnings_1.
9532 (c_do_switch_warnings) [old version]: Remove.
9533 (c_do_switch_expr_warnings): Remove.
9534 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9535 function instead of c_do_switch_expr_warnings.
9536 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9537 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9538 * c-pretty-print.c (pp_c_statement): Likewise.
9539 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9541 2005-04-08 Devang Patel <dpatel@apple.com>
9543 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9544 While selecting replacement condition pay attention to loop header.
9546 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9548 Merge from tree-cleanup-branch: VRP, store CCP, store
9549 copy-prop, incremental SSA updating of FUD chains and
9550 newly exposed symbols.
9552 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9553 (OBJS-common): Add tree-vrp.o.
9554 (tree-vrp.o): New rule.
9555 * basic-block.h (nearest_common_dominator_for_set): Declare.
9556 * common.opt (ftree-store-ccp): New flag.
9557 (ftree-copy-prop): New flag.
9558 (ftree-vrp): New flag.
9559 (ftree-store-copy-prop): New flag.
9560 * dominance.c (nearest_common_dominator_for_set): New.
9561 * domwalk.c (walk_dominator_tree): Only traverse
9562 statements in blocks marked in walk_data->interesting_blocks.
9563 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9564 * fold-const.c (fold): Handle ASSERT_EXPR.
9565 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9566 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9567 flag_tree_vrp at -O2.
9568 * timevar.def (TV_TREE_VRP): Define.
9569 (TV_TREE_COPY_PROP): Define.
9570 (TV_TREE_STORE_COPY_PROP): Define.
9571 (TV_TREE_SSA_INCREMENTAL): Define.
9572 (TV_TREE_STORE_CCP): Define.
9573 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9574 to kill_redundant_phi_nodes from comment.
9575 (verify_expr): Handle ASSERT_EXPR.
9576 * tree-dfa.c (mark_new_vars_to_rename): Remove second
9577 argument. Update all users.
9578 (mark_call_clobbered_vars_to_rename): Remove. Update all
9580 * tree-flow-inline.h (unmodifiable_var_p): New.
9581 * tree-flow.h (enum value_range_type): Declare.
9582 (struct value_range_def): Declare.
9583 (value_range): Declare.
9584 (remove_all_phi_nodes_for): Remove. Update all users.
9585 (find_phi_node_for): Declare.
9586 (add_type_alias): Declare.
9587 (count_uses_and_derefs): Declare.
9588 (kill_redundant_phi_nodes): Remove.
9589 (rewrite_into_ssa): Remove.
9590 (rewrite_def_def_chains): Remove.
9591 (update_ssa, register_new_name_mapping, create_new_def_for,
9592 need_ssa_update_p, name_registered_for_update_p,
9593 release_ssa_name_after_update_ssa, dump_repl_tbl,
9594 debug_repl_tbl, dump_names_replaced_by,
9595 debug_names_replaced_by, mark_sym_for_renaming,
9596 mark_set_for_renaming, get_current_def, set_current_def,
9597 get_value_range, dump_value_range, debug_value_range,
9598 dump_all_value_ranges, debug_all_value_ranges,
9599 expr_computes_nonzero, loop_depth_of_name,
9600 unmodifiable_var_p): Declare.
9601 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9603 * tree-into-ssa.c (block_defs_stack): Update comment.
9604 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9605 syms_to_rename, names_to_release, repl_tbl,
9606 need_to_initialize_update_ssa_p, need_to_update_vops_p,
9607 need_to_replace_names_p): New locals.
9608 (NAME_SETS_GROWTH_FACTOR): Define.
9609 (struct repl_map_d): Declare.
9610 (struct mark_def_sites_global_data): Add field
9612 (enum rewrite_mode): Declare.
9613 (REGISTER_DEFS_IN_THIS_STMT): Define.
9614 (compute_global_livein): Use last_basic_block instead of
9616 (set_def_block): Remove last argument. Update all callers.
9617 (prepare_use_operand_for_rename): Remove. Update all callers.
9618 (prepare_def_operand_for_rename): Remove. Update all callers.
9619 (symbol_marked_for_renaming): New.
9622 (repl_map_hash): New.
9624 (repl_map_free): New.
9625 (names_replaced_by): New.
9626 (add_to_repl_tbl): New.
9627 (add_new_name_mapping): New.
9628 (mark_def_sites): Assume that all the operands in the
9629 statement are in normal form.
9630 (find_idf): Assert that the block in the stack is valid.
9631 (get_default_def_for): New.
9632 (insert_phi_nodes_for): Add new argument 'update_p'.
9634 If update_p is true, add a new mapping between the LHS of
9635 each new PHI and the name that it replaces.
9636 (insert_phi_nodes_1): Only call find_idf if needed.
9637 (get_reaching_def): Call get_default_def_for.
9638 (rewrite_operand): Remove.
9639 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9640 and REWRITE_THIS_STMT are false.
9641 Assume that all the operands in the statement are in
9643 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9644 (rewrite_virtual_phi_arguments): Remove.
9645 (invalidate_name_tags): Remove.
9646 (register_new_update_single, register_new_update_set,
9647 rewrite_update_init_block, replace_use,
9648 rewrite_update_fini_block, rewrite_update_stmt,
9649 rewrite_update_phi_arguments): New.
9650 rewrite_blocks): Remove argument 'fix_virtual_phis'.
9651 Add arguments 'entry', 'what' and 'blocks'.
9652 Initialize the dominator walker according to 'what' and
9654 Start the dominator walk at 'entry'.
9655 (mark_def_site_blocks): Add argument 'interesting_blocks'.
9656 Use it to configure the dominator walker.
9657 (rewrite_into_ssa): Remove argument 'all'.
9659 (rewrite_all_into_ssa): Remove.
9660 (rewrite_def_def_chains): Remove.
9661 (mark_def_interesting, mark_use_interesting,
9662 prepare_phi_args_for_update, prepare_block_for_update,
9663 prepare_def_site_for, prepare_def_sites,
9664 dump_names_replaced_by, debug_names_replaced_by,
9665 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9666 delete_update_ssa, create_new_def_for,
9667 register_new_name_mapping, mark_sym_for_renaming,
9668 mark_set_for_renaming, need_ssa_update_p,
9669 name_registered_for_update_p, ssa_names_to_replace,
9670 release_ssa_name_after_update_ssa,
9671 insert_updated_phi_nodes_for, update_ssa): New.
9672 * tree-loop-linear.c (linear_transform_loops): Call
9673 update_ssa instead of rewrite_into_ssa.
9674 * tree-optimize.c (vars_to_rename): Remove.
9676 (init_tree_optimization_passes): Replace
9677 pass_redundant_phi with pass_copy_prop.
9679 Replace pass_ccp with pass_store_ccp.
9680 Add pass_store_copy_prop after pass_store_ccp.
9681 (execute_todo): If the TODO_ flags don't include updating
9682 the SSA form, assert that it does not need to be updated.
9683 Call update_ssa instead of rewrite_into_ssa and
9684 rewrite_def_def_chains.
9685 If TODO_verify_loops is set, call verify_loop_closed_ssa.
9686 (tree_rest_of_compilation):
9687 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9688 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9689 TODO_cleanup_cfg): Renumber.
9690 (TODO_verify_loops, TODO_update_ssa,
9691 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9692 TODO_update_ssa_only_virtuals): Define.
9693 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
9695 * tree-phinodes.c (make_phi_node): Update documentation.
9696 (remove_all_phi_nodes_for): Remove.
9697 (find_phi_node_for): New.
9698 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
9699 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
9700 (interpret_rhs_modify_expr): Likewise.
9701 * tree-sra.c (decide_instantiations): Mark all symbols in
9702 SRA_CANDIDATES for renaming.
9703 (mark_all_v_defs_1): Rename from mark_all_v_defs.
9704 (mark_all_v_defs): New function. Update all users to call it
9705 with the whole list of scalarized statements, not just the
9707 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
9708 (compute_flow_insensitive_aliasing): If the tag is
9709 unmodifiable and the variable isn't or vice-versa, don't
9710 make them alias of each other.
9711 (setup_pointers_and_addressables): If the type tag for
9712 VAR is about to change, mark the old one for renaming.
9713 (add_type_alias): New.
9714 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
9715 (ccp_lattice_t): Rename from latticevalue.
9716 (value): Remove. Update all users.
9717 (const_val): New local variable.
9718 (do_store_ccp): New local variable.
9719 (dump_lattice_value): Handle UNINITIALIZED.
9720 (debug_lattice_value): New.
9721 (get_default_value): Re-write.
9722 (set_lattice_value): Re-write.
9723 (def_to_varying): Remove. Update all users.
9724 (likely_value): Return VARYING for statements that make
9725 stores when STORE_CCP is false.
9726 Return VARYING for any statement other than MODIFY_EXPR,
9727 COND_EXPR and SWITCH_EXPR.
9728 (ccp_initialize): Re-write.
9729 (replace_uses_in, replace_vuse_in, substitute_and_fold):
9730 Move to tree-ssa-propagate.c.
9731 (ccp_lattice_meet): Handle memory stores when
9732 DO_STORE_CCP is true.
9733 (ccp_visit_phi_node): Likewise.
9734 (ccp_fold): Likewise.
9735 (evaluate_stmt): Likewise.
9736 (visit_assignment): Likewise.
9737 (ccp_visit_stmt): Likewise.
9738 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
9742 (do_ssa_store_ccp): New.
9743 (gate_store_ccp): New.
9744 (pass_store_ccp): Declare.
9745 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
9746 (may_propagate_copy): Reformat.
9747 Don't abort if ORIG is a virtual and DEST isn't.
9748 If NEW does not have alias information but DEST does,
9750 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
9751 copy_prop_kind, which_copy_prop): Declare.
9752 (stmt_may_generate_copy, get_copy_of_val,
9753 get_last_copy_of, set_copy_of_val, dump_copy_of,
9754 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
9755 copy_prop_visit_stmt, copy_prop_visit_phi_node,
9756 init_copy_prop, fini_copy_prop, execute_copy_prop,
9757 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
9758 store_copy_prop): New.
9759 (pass_copy_prop, pass_store_copy_prop): Declare.
9760 * tree-ssa-dom.c (struct opt_stats_d): Add fields
9761 'num_const_prop' and 'num_copy_prop'.
9762 (cprop_operand): Update them.
9763 (dump_dominator_optimization_stats): Dump them.
9764 (tree_ssa_dominator_optimize): Call update_ssa instead of
9766 (loop_depth_of_name): Declare extern.
9767 (simplify_cond_and_lookup_avail_expr): Guard against NULL
9768 values for LOW or HIGH.
9769 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
9770 (record_equivalences_from_stmt): Call expr_computes_nonzero.
9771 (cprop_operand): Only propagate if VAL != OP.
9772 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
9773 statement for renaming.
9774 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
9775 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
9776 add_type_alias if necessary.
9777 Call mark_new_vars_to_rename.
9778 (tree_ssa_iv_optimize): If new symbols need to be renamed,
9779 mark every statement updated, call update_ssa and
9780 rewrite_into_loop_closed_ssa.
9781 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
9782 from LIVEIN if VAR is a virtual.
9783 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
9784 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
9785 (get_call_expr_operands): Reformat statement.
9786 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
9788 * tree-ssa-propagate.c (ssa_prop_init): Initialize
9789 SSA_NAME_VALUE for every name.
9790 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9791 get_value_loaded_by): New.
9792 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
9793 substitute_and_fold): Move from tree-ssa-ccp.c.
9794 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
9795 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9796 get_value_loaded_by, replace_uses_in, substitute_and_fold):
9798 * tree-ssa.c (verify_use): Fix error message.
9799 (propagate_into_addr, replace_immediate_uses, get_eq_name,
9800 check_phi_redundancy, kill_redundant_phi_nodes,
9801 pass_redundant_phi): Remove. Update all users.
9802 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9803 add_type_alias, if necessary.
9804 * tree-vectorizer.h (struct _stmt_vect_info): Update
9805 documentation for field 'memtag'.
9806 * tree-vrp.c: New file.
9807 * tree.def (ASSERT_EXPR): Define.
9808 * tree.h (ASSERT_EXPR_VAR): Define.
9809 (ASSERT_EXPR_COND): Define.
9810 (SSA_NAME_VALUE_RANGE): Define.
9811 (struct tree_ssa_name): Add field 'value_range'.
9812 (PHI_REWRITTEN): Remove.
9813 (struct tree_phi_node): Remove field 'rewritten'.
9814 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
9815 -ftree-store-copy-prop): Document.
9816 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
9817 Document usage of update_ssa.
9819 2005-04-08 David Edelsohn <edelsohn@gnu.org>
9822 * config/rs6000/predicates.md (altivec_register_operand): Accept
9824 (and64_operand): Do not limit CONST_INT to mask64_operand.
9825 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
9826 (and_operand): Do not limit CONST_INT to mask_operand.
9828 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
9830 PR rtl-optimization/20466
9831 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
9832 for overlap of the address of each list member.
9833 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
9835 2005-04-08 Mike Stump <mrs@apple.com>
9837 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
9839 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
9842 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9844 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
9846 * function.c (push_function_context_to): Don't set
9848 * function.h (function): Remove contains_functions.
9849 (current_function_contains_functions): Remove.
9851 * function.h (function): Remove instrument_entry_exit.
9852 (current_function_instrument_entry_exit): Remove.
9854 * function.h (nonlocal_labels): Remove.
9856 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
9858 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
9859 (check_attr_value, write_attr_get, write_expr_attr_cache,
9860 find_attr, make_internal_attr): Don't reference negative_ok or
9862 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9863 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9864 (ATTR_STATIC): Adjust the value.
9866 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9868 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
9870 * config/s390/tpf.h (ASM_SPEC): Define.
9872 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9874 * tree-flow.h: Remove the prototype for
9875 redirect_immediate_uses.
9876 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9878 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
9880 * arm.c (arm_const_double_by_parts): New function.
9881 * arm-protos.h (arm_const_double_by_parts): Add prototype.
9882 * arm.md (define_split for 64-bit constants): Add another one.
9884 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9886 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9888 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9890 * system.h: Revert last change.
9892 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9894 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9895 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9896 (TARGET_SWITCHES): Delete.
9897 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9898 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9899 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9900 * config/xtensa/xtensa.opt: New file.
9902 2005-04-08 Ben Elliston <bje@au.ibm.com>
9904 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9905 * config/fp-bit.h: Tidy comments.
9907 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9909 * system.h: Poison PARAMS.
9911 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9913 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9914 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9915 (TARGET_SWITCHES): Delete.
9916 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9917 * config/vax/vax.opt: New file.
9919 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9921 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9923 2005-04-07 Ian Lance Taylor <ian@airs.com>
9925 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9927 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9928 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9931 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9933 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9934 all immediate uses in PHI nodes.
9936 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9938 * arm.c (arm_const_double_inline_cost): Handle any constant by
9939 using gen_lowpart and gen_highpart_mode.
9940 (note_invalid_constants): All constants in an RTX with a constraint
9941 that permits memory are now pushed to the constant pool.
9942 (output_move_double): Delete code to handle reg to reg and
9943 constant to reg moves.
9944 (const_double_needs_minipool, output_mov_immediate): Delete.
9945 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9946 CONST_INT and CONST_VECTOR.
9947 * arm.md (ANY64): New mode macro.
9948 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9949 (movdf_soft_insn): Split reg-reg and const-reg moves.
9950 (split patterns for 64-bit constant and register moves): New.
9951 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9952 (cirrus_movdf_hard_insn): Likewise.
9953 * fpa.md (movdf_fpa): Likewise.
9954 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9955 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9957 (movv2si_internal_2): Likewise.
9958 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9959 (movdf_vfp): Likewise.
9960 * arm-protos.h (output_mov_immediate): Delete prototype.
9962 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9965 * simplify-rtx.c (simplify_unary_operation_1): Check
9966 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9968 2005-04-06 James E Wilson <wilson@specifixinc.com>
9971 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9974 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9976 * coverage.h (GCOV_TYPE_NODE): Delete.
9977 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9978 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9979 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9980 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9981 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9983 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9986 * Makefile.in (gcc.pot): Remove options.c dependency.
9987 * optc-gen.awk: Don't quote help strings with N_().
9989 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9991 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9992 the function returns a pointer type.
9994 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9996 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9997 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9998 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9999 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10000 explicit_uses members.
10001 (get_or_create_used_part_for): Initialize new fields.
10002 (fieldoff_compare): New function.
10003 (create_overlap_variables_for): Count number of fields, use
10004 heuristic to determine whether to create subvars for vars with
10005 only implicit uses.
10006 Sort the field list by offset and avoid creating duplicate SFT's.
10008 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10010 * c.opt (-F): Remove trailing whitespace from help string.
10011 (-finput-charset): Use a tab to separate the switch name and help
10013 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10014 (-ftree-vectorizer-verbose): Likewise.
10016 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10018 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10019 a PHI argument where a use occurs instead of all PHI arguments.
10021 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10023 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10026 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10028 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10029 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10030 config/bfin/bfin.h: Fix comment typos.
10032 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10034 * doc/install.texi: Update the URL for Jacks.
10035 * doc/sourcebuild.texi: Likewise.
10037 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10040 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10041 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10043 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10045 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10047 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10049 * config/v850/v850-protos.h (override_options): Delete.
10050 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10051 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10052 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10053 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10054 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10055 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10056 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10057 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10058 (OVERRIDE_OPTIONS): Delete.
10059 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10060 (small_memory_info): Remove the value field.
10061 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10062 TARGET_NO_APP_REGS.
10063 * config/v850/v850.c (small_memory): Remove the value field.
10064 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10065 (override_options): Delete.
10066 (v850_handle_memory_option, v850_handle_option): New functions.
10067 * config/v850/v850.opt: New file.
10069 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10071 * config.host: Add a section for generic hosts, and a subsection
10072 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10073 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10074 * config/host-darwin.h: New.
10075 * config/x-darwin: New.
10076 * config/i386/host-i386-darwin.c: New.
10077 * config/i386/x-darwin: New.
10078 * config/rs6000/host-darwin.c: Include host-darwin.h.
10079 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10080 (darwin_rs6000_gt_pch_use_address): Likewise.
10081 * config/rs6000/x-darwin: Change name of .o built, update
10082 dependencies for changes to rs6000/host-darwin.c.
10084 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10087 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10089 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10091 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10092 split_loop_exit_edge instead of loop_split_edge_with.
10094 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10096 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10097 UNSPEC_SET_VSCR): New constants, used throughout.
10098 (*andc3_v4sf): New.
10099 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10101 (altivec_vspltis<VI_char>): ... this pattern, using
10102 a QImode const_int_operand for the immediate.
10103 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10106 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10109 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10111 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10113 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10115 2005-04-06 Ben Elliston <bje@au.ibm.com>
10117 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10118 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10119 macros as living in "this file" and not gcc.h.
10121 2005-04-06 Ben Elliston <bje@au.ibm.com>
10123 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10124 -ftree-live_range_split. Perhaps renamed at some point?
10126 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10129 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10130 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10132 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10134 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10135 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10136 (number_of_iterations_special): New function.
10137 (number_of_iterations_exit): Use number_of_iterations_special.
10138 Use simplify_using_outer_evolutions only at -O3.
10139 (number_of_iterations_cond, tree_simplify_using_condition,
10140 simplify_using_initial_conditions, loop_niter_by_eval,
10141 compare_trees, can_count_iv_in_wider_type_bound,
10142 simplify_using_outer_evolutions): Use fold_build.
10144 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
10146 * doc/install.texi (Configuration): Document --with-java-home.
10148 2005-04-05 Richard Henderson <rth@redhat.com>
10152 * config/i386/i386.c (print_operand): Handle vector zeros.
10153 (ix86_split_to_parts): Handle CONST_VECTOR.
10154 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10155 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10156 what modes to tie for MMX and SSE registers.
10157 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10158 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10159 to vector modes as well.
10160 * config/i386/predicates.md (const0_operand): Handle VOIDmode
10161 properly as an input mode.
10163 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10165 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10167 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10169 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10171 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10173 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10174 and local functions, set sse_nregs to 8 and float_in_sse.
10175 (function_arg_advance, function_arg): If float_in_sse, pass
10176 SFmode and DFmode arguments in SSE registers.
10177 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10179 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10180 of -funit-at-a-time.
10182 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10184 * config/i386/i386-protos.h (ix86_function_value): Accept two
10185 arguments, like the target macro.
10186 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10187 * config/i386/i386.c (ix86_function_value): Accept the second
10188 argument of the target macro.
10189 (ix86_function_ok_for_sibcall): Pass a function pointer to
10190 ix86_function_value.
10191 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10192 call to ix86_value_regno).
10193 (ix86_value_regno): Add support for returning floating point values
10196 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10198 PR tree-optimization/20076
10199 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10200 that call __builtin_return or __builtin_apply_args.
10202 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10204 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10205 Use immediate use iterator.
10206 (stmt_is_bumper_for_loop): Use immediate use iterator.
10207 * predict.c (strip_builtin_expect): Use update_stmt.
10208 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10209 on all elements of a STATEMENT_LIST.
10210 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10211 (bsi_remove): Remove imm_use links and mark the stmt as modified.
10212 (bsi_replace): Mark stmt as modified and the update it.
10213 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10214 (expand_complex_libcal): Call update_stmt.
10215 (expand_complex_comparison): Call mark_stmt_modified.
10216 (expand_complex_operations_1): Call update_stmt_if_modified.
10217 (expand_vector_operations_1): Call mark_stmt_modified.
10218 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10219 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10220 add_immediate_use, redirect_immediate_use,
10221 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10222 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10223 (mark_new_vars_to_rename): Call update_stmt.
10224 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10225 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10227 (unmodify_stmt): Delete.
10228 (update_stmt): New. Force an update of a stmt.
10229 (update_stmt_if_modified): update a stmt if it is out of date.
10230 (get_stmt_operands): Verify stmt is NOT modified.
10231 (stmt_modified_p): Update comment.
10232 (delink_imm_use): Remove a use node from its immuse list.
10233 (link_imm_use_to_list): Link a use node to a specific list.
10234 (link_imm_use): Link a node to the correct list.
10235 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10236 it in the correct list, if appropriate.
10237 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10238 (relink_imm_use): Link a use node in place of another node in a list.
10239 (relink_imm_use_stmt): LInk a node in place of another node, and set
10241 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10242 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10243 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10244 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10245 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10246 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10247 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10248 (has_zero_uses): New. Return true if there are no uses of a var.
10249 (has_single_use): New. Return true if there is only a single use of a
10251 (single_imm_use): New. Return the simgle immediate use.
10252 (num_imm_uses): New. Return the number of immediate uses.
10253 (get_v_must_def_ops): Use is now a pointer.
10254 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10255 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10257 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10258 (delink_stmt_imm_use): Delink all immuses from a stmt.
10259 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10260 * tree-flow.h (struct dataflow_d): Delete.
10261 (immediate_use_iterator_d): New. Immediate use iterator struct.
10262 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10263 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10264 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10266 (struct stmt_ann_d): Remove dataflow_t from struct.
10267 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
10268 (if_convertible_phi_p): Use FAST immuse iterator.
10269 (if_convertible_loop_p): Don't call compute_immediate_uses.
10270 (replace_phi_with_cond_modify_expr): Call update_stmt.
10271 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10272 update_stmt_if_modified.
10273 (rewrite_all_into_ssa): Initialize ssa operands.
10274 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10275 compute_immediate_uses.
10276 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10277 ssa_property is available.
10278 (execute_one_pass): Change parameters passed to execute_todo.
10279 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10280 (remove_ssa_form): Call fini_ssa_operands.
10281 (insert_backedge_copies): Delete call to modify_stmt.
10282 * tree-phinodes.c (make_phi_node): Initialize use nodes.
10283 (release_phi_node): Delink any use nodes before releasing.
10284 (resize_phi_node): Relink any use nodes.
10285 (remove_phi_arg_num): Delink the use node.
10286 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10287 (remove_all_phi_nodes_for): Release phi node first.
10288 * tree-pretty-print.c (dump_generic_node): Print stmt address.
10289 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10290 (scalarize_use, scalarize_copy): Call update_stmt.
10291 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10292 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10293 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10294 (ccp_initialize): Remove call to compute_immediate_uses.
10295 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10296 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10298 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10299 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10300 (eliminate_redundant_computations): Call mark_stmt_modified.
10301 (cprop_operand): Call mark_stmt_modified.
10302 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10303 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10304 (dse_optimize_stmt): Use new immuse interface.
10305 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10306 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10307 (substitute_single_use_vars): Use new immuse interface.
10308 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10309 and compute_immediate_uses.
10310 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10312 (rewrite_mem_refs): Call update_stmt.
10313 (determine_lsm): Remove call to compute_imm_uses and free_df.
10314 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10315 (try_unroll_loop_completely): Call update_stmt.
10316 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10317 (rewrite_use_compare): Call update_stmt.
10318 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10319 (rewrite_use) : Call update_stmt.
10320 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10321 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10323 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10324 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10325 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10327 (initialize_vuse_operand): New. Initialize a vuse operand.
10328 (initialize_v_may_def_operand): New. Initialize a maydef operand.
10329 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
10330 (finalize_ssa_defs): Use stmt parameter.
10331 (correct_use_link): Ensure a use node is in the correct list, and has
10332 the correct stmt pointer.
10333 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10334 finalize_ssa_v_must_defs): Also initialize use nodes.
10335 (finalize_ssa_stmt_operands): Pass extra stmt operands.
10336 (build_ssa_operands): Seperate parsing from final operand construction.
10337 (parse_ssa_operands): New. Parse entry point for operand building.
10338 (swap_tree_operands): New. Swap 2 tree operands.
10339 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
10341 (get_expr_operands): Call swap_tree_operands when needed.
10342 (copy_virtual_operands): Use initialize routines for virtual use ops.
10343 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10344 (verify_abort): New. Issue imm_use error.
10345 (verify_imm_links): New Verify imm_use links for a var.
10346 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
10347 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
10348 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
10349 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
10350 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10351 (NULL_USE_OPERAND_P) Define.
10352 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10354 (struct vuse_operand_type): New struct.
10355 (SET_USE): Call set_ssa_use_from_ptr.
10356 (USE_STMT): Define.
10357 (PHI_ARG_INDEX_FROM_USE): Define.
10358 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10359 argument via SET_USE, not PHI_ARG_DEF_TREE.
10360 * tree-ssa-pre.c (eliminate): Call update_stmt.
10361 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
10363 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10364 (nearest_common_dominator_of_uses): Use imm_use iterator.
10365 (statement_sink_location): Use imm_use iterator and interface.
10366 (execute_sink_code): Don't call compute_immediate_uses or free-df.
10367 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10368 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10369 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10370 (verify_ssa): Ensure no stmt is marked modify after optimization pass
10371 if new parameter is true.
10372 (init_tree_ssa): Don't initialize operand cache here.
10373 (delete_tree_ssa): Don't destroy operand cache here.
10374 (propagate_into_addr): Pass in a use pointer, return true if anything
10376 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10377 (check_phi_redundancy): Use imm_use iterator.
10378 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10380 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10381 (release_ssa_name): Delink node and all elements in its imm_use list.
10382 * tree-tailcall.c (adjust_return_value): Call update_stmt.
10383 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10384 * tree-vectorizer.c (need_imm_uses_for): Delete.
10385 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10386 * tree.h (struct ssa_imm_use_d): Define.
10387 (SSA_NAME_IMM_USE_NODE): Define.
10388 (struct tree_ssa_name): Add imm_use node.
10390 (PHI_ARG_IMM_USE_NODE): Define.
10391 (struct phi_arg_d): Add imm_use node.
10392 (struct tree_phi_node): Remove struct dataflow_d element.
10393 (TDF_STMTADDR): Define.
10395 2005-04-05 Dale Johannesen <dalej@apple.com>
10397 * doc/invoke.texi (Optimization Options): Remove
10398 duplicate -fcse-follow-jumps. Add -fweb.
10399 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10400 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10402 2005-04-05 Per Bothner <per@bothner.com>
10404 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10405 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10406 (warn_uninit): Get EXPR_LOCUS from context now instead.
10407 This fixes a USE_MAPPED_LOCATION testsuite failure.
10409 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10411 2005-04-05 Per Bothner <per@bothner.com>
10413 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10414 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10415 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10418 2004-04-05 Devang Patel <dpatel@apple.com>
10420 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10421 (lhsr<mode>3): ... new name.
10422 (altivec_vsra<VI_char>): Rename to ..
10423 (ashr<mode>3): ... new name.
10424 * config/rs6000/rs6000.c (builtin_description): Rename shift
10427 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10429 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10430 gen_lowpart_for_combine.
10431 * cse.c (gen_lowpart_if_possible): Move...
10432 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10433 gen_lowpart_SUBREG.
10434 (gen_lowpart_no_emit_general): Use it.
10436 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10438 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10441 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10443 * system.h: Fix typo.
10445 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10447 * config/bfin/bfin-modes.def: New file.
10448 * config/bfin/bfin-protos.h: New file.
10449 * config/bfin/bfin.c: New file.
10450 * config/bfin/bfin.h: New file.
10451 * config/bfin/bfin.md: New file.
10452 * config/bfin/bfin.opt: New file.
10453 * config/bfin/crti.s: New file.
10454 * config/bfin/crtn.s: New file.
10455 * config/bfin/elf.h: New file.
10456 * config/bfin/lib1funcs.asm: New file.
10457 * config/bfin/predicates.md: New file.
10458 * config/bfin/t-bfin: New file.
10459 * config/bfin/t-bfin-elf: New file.
10460 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10461 Document new attributes.
10462 (interrupt, interrupt_handler, saveall): Update documentation for
10464 * doc/install.texi (Specific): Add entry for the Blackfin.
10465 * doc/invoke.texi (Blackfin Options): New section.
10466 * doc/md.texi (Blackfin family): New section to document constraints.
10467 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10469 2005-04-05 Olivier Hainque <hainque@adacore.com>
10471 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10472 match what the system unwinder expects.
10473 * config/mips/mips.c (mips_frame_set): If we're saving the return
10474 address register and the dwarf return address column number differs
10475 from the hard register number, adjust the note reg to refer to the
10478 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10480 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10481 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10482 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10483 (processor_type): New enum.
10484 (mn10300_processor): New variable.
10485 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10486 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10487 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10488 (PROCESSOR_DEFAULT): New macro.
10489 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10490 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10491 (mn10300_handle_option, mn10300_override_options): New functions.
10492 * config/mn10300/mn10300.opt: New file.
10494 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10495 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10497 PR tree-optimization/19903
10498 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10499 that don't fit in their type after conversion.
10501 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10504 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10505 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10506 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10507 flag here. Implement using define_insn_and_split.
10508 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10509 (frndintxf2_mask_pm_i387): New insn patterns.
10510 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10511 Do not set ix86_optimize_mode_switching flag.
10512 (ceilsf2, ceildf2, ceilxf2): Same.
10513 (btruncsf2, btruncdf2, btruncxf2): Same.
10514 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10516 2005-04-05 Ian Lance Taylor <ian@airs.com>
10519 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10520 i386_pe_record_external_function.
10521 (i386_pe_record_external_function): Update declaration.
10522 * config/i386/winnt.c (struct extern_list): Add decl field.
10523 (i386_pe_record_external_function): Add decl parameter.
10524 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10526 * config/i386/i386-protos.h (i386_pe_record_external_function):
10527 Update declaration.
10529 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
10531 * config/m68k/m68k-protos.h: Add a prototype for
10532 valid_dbcc_comparison_p_2.
10533 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10534 extend_operator, const_uint32_operand, const_sint32_operand,
10535 general_src_operand, nonimmediate_src_operand,
10536 memory_src_operand, post_inc_operand, pre_dec_operand,
10537 pcrel_address): Move to predicates to predicates.md.
10538 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10539 * config/m68k/m68k.md: Include predicates.md.
10540 * config/m68k/predicates.md: New.
10542 2005-04-04 Roger Sayle <roger@eyesopen.com>
10544 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10546 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10548 2005-04-04 Ian Lance Taylor <ian@airs.com>
10550 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10552 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10553 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10554 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10555 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10556 * c-common.c (c_do_switch_warnings_1): New static function broken
10557 out of c_do_switch_warnings.
10558 (c_do_switch_warnings): Call c_do_switch_warnings_1.
10559 (c_do_switch_expr_warnings): New function.
10560 * c-common.h (c_do_switch_expr_warnings): Declare.
10562 2005-04-04 David Edelsohn <edelsohn@gnu.org>
10563 Daniel Jacobowitz <dan@codesourcery.com>
10565 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10567 * rtlanal.c (may_trap_p): Same.
10569 2005-04-04 Dale Johannesen <dalej@apple.com>
10571 * ChangeLog: remove reference to ChangeLog.12.
10573 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
10575 CRIS epilogue as RTL.
10576 * config/cris/cris.md: Change all 0 in unspec 0 to
10578 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10579 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10581 ("return"): Change to define_expand. Call cris_expand_return for
10583 ("*return_expanded"): New pattern.
10584 ("epilogue"): New define_expand.
10585 * config/cris/cris.h (PREDICATE_CODES): Add
10586 cris_load_multiple_op.
10587 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10589 (enum cris_retinsn_type): New.
10590 (struct machine_function): New member return_type.
10591 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10592 (cris_target_asm_function_epilogue): Remove, moving RTLified
10594 (cris_expand_epilogue): New function.
10595 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10596 (cris_gen_movem_load, cris_load_multiple_op)
10597 (cris_return_address_on_stack_for_return, cris_expand_return): New
10599 (cris_target_asm_function_prologue)
10600 (cris_initial_frame_pointer_offset): Call
10601 cris_reg_saved_in_regsave_area instead of complicated expression.
10602 Call cris_return_address_on_stack instead of an expression.
10603 (cris_print_operand) <case 'o', case 'O'>: New cases.
10604 (cris_return_address_on_stack): Change return-type to bool.
10605 (cris_simple_epilogue): Ditto. Return false if registers are
10607 * config/cris/cris-protos.h (cris_simple_epilogue)
10608 (cris_return_address_on_stack): Adjust prototype return type.
10609 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10610 (cris_return_address_on_stack_for_return): New prototypes.
10612 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10614 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10615 gpr_or_int12_operand.
10617 * config/frv/frv-protos.h: Add a prototype to
10618 frv_legitimate_memory_operand and frv_const_unspec_p.
10619 (frv_unspec): Move from frv.c.
10620 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10621 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10622 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10623 gpr_or_fpr_operand, gpr_or_int12_operand,
10624 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10625 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10626 int6_operand, int5_operand, uint5_operand, uint4_operand,
10627 uint1_operand, int_2word_operand, uint16_operand,
10628 upper_int16_operand, integer_register_operand,
10629 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10630 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10631 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10632 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10633 move_destination_operand, movcc_fp_destination_operand,
10634 frv_function_symbol_referenced_p, move_source_operand,
10635 condexec_dest_operand, condexec_source_operand,
10636 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10637 const_unspec_operand, gpr_or_memory_operand,
10638 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10639 icc_operand, fcc_operand, cc_operand, icr_operand,
10640 fcr_operand, cr_operand, call_operand, sibcall_operand,
10641 symbolic_operand, relational_operator,
10642 integer_relational_operator, float_relational_operator,
10643 ccr_eqne_operator, minmax_operator,
10644 condexec_si_binary_operator, condexec_si_media_operator,
10645 condexec_si_divide_operator, condexec_si_unary_operator,
10646 condexec_sf_conv_operator, condexec_sf_add_operator,
10647 condexec_memory_operand, intop_compare_operator, acc_operand,
10648 even_acc_operand, quad_acc_operand, accg_operand: Move to
10650 * config/frv/frv.h (PREDICATE_CODES): Remove.
10651 * config/frv/frv.md: Include predicates.md.
10652 * config/frv/predicates.md: New.
10654 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10657 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10658 * tree-ssa-loop-ivopts.c: Include langhooks.h.
10659 (add_standard_iv_candidates_for_size): New function, extracting code
10660 from add_standard_iv_candidates and parameterizing it by type size.
10661 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10663 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10665 * system.h (GCOV_SIZE_TYPE): Unposion.
10666 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10667 (GCOV_TYPE_SIZE): ...this new macro.
10668 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10669 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10670 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10671 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10672 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10673 instead of unsigned_intSI_type_node.
10674 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10675 (rtl_gen_one_value_profiler_no_edge_manipulation)
10676 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10677 * value-prof.c: Include coverage.h.
10679 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
10680 Diego Novillo <dnovillo@redhat.com>
10682 Fix PR tree-optimization/20703
10683 Fix PR tree-optimization/20725
10685 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10686 (create_expression_by_pieces): Ditto.
10687 (valid_in_set): Ditto. Also handle tcc_declaration.
10688 (find_or_generate_expression): Handle comparison class.
10689 (insert_into_preds_of_block): Ditto.
10690 (insert_aux): Ditto.
10691 (create_value_expr_from): Handle comparison class, recursively
10692 handle reference nodes.
10693 (compute_avail): Handle comparison classes, rewrite a little cleaner.
10694 (execute_pre): Fix spacing.
10695 (do_fre): Renamed to execute_fre.
10697 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10699 * doc/invoke.texi (SPARC options): Document that
10700 -mlittle-endian is not supported on Linux either.
10702 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10706 * config.gcc (Obsolete configurations): Remove
10707 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
10708 (sparclite-*-coff*): Delete.
10709 (sparclite-*-elf*): Likewise.
10710 (sparc86x-*-elf*): Likewise.
10711 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
10712 * config/sparc/lite.h: Delete.
10713 * config/sparc/litecoff.h: Likewise.
10714 * config/sparc/liteelf.h: Likewise.
10715 * config/sparc/sp86x-elf.h: Likewise.
10716 * config/sparc/t-sparclite: Likewise.
10717 * config/sparc/t-sp86x: Likewise.
10719 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
10721 * config/s390/s390-protos.h: (s390_comparison,
10722 s390_alc_comparison, s390_slb_comparison, const0_operand,
10723 consttable_operand, larl_operand, s_operand,
10724 shift_count_operand, bras_sym_operand, load_multiple_operation,
10725 store_multiple_operation, s390_plus_operand): Remove prototypes.
10726 (s390_legitimate_address_without_index_p): New prototype.
10727 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
10729 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
10730 const0_operand, consttable_operand, larl_operand, s_operand,
10731 shift_count_operand, bras_sym_operand, load_multiple_operation,
10732 store_multiple_operation, s390_plus_operand): Move to
10734 (check_mode): Remove.
10735 (s390_branch_condition_mask): Remove 'static'. Move prototype to
10737 (s390_legitimate_address_without_index_p): New.
10738 * config/s390/s390.h (PREDICATE_CODES): Remove.
10739 * config/s390/s390.md: Include predicates.md.
10740 * config/s390/predicates.md: New.
10742 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10745 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
10746 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
10747 (NEED_INDICATE_EXEC_STACK): Define to 1.
10748 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
10749 (NEED_INDICATE_EXEC_STACK): Define to 1.
10750 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
10751 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
10752 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
10753 (pic_helper_emitted_p): New global.
10754 (emit_pic_helper): New function extracted from...
10755 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
10756 Do not call emit_pic_helper if delay_pic_helper is true.
10757 (sparc_expand_prologue): Pass 'false' to load_pic_register.
10758 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
10759 (sparc_file_end): New function.
10761 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10763 * config/mcore/mcore-protos.h: Remove the prototypes for
10764 mcore_arith_reg_operand, mcore_general_movsrc_operand,
10765 mcore_general_movdst_operand, mcore_reload_operand,
10766 mcore_arith_J_operand, mcore_arith_K_operand,
10767 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
10768 mcore_arith_K_S_operand, mcore_arith_imm_operand,
10769 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10770 mcore_literal_K_operand, mcore_addsub_operand,
10771 mcore_compare_operand, mcore_load_multiple_operation,
10772 mcore_store_multiple_operation, mcore_call_address_operand.
10773 Add a prototype for const_ok_for_mcore.
10774 * config/mcore/mcore.c (mcore_call_address_operand,
10775 mcore_general_movsrc_operand, mcore_general_movdst_operand,
10776 mcore_arith_reg_operand, mcore_reload_operand,
10777 mcore_arith_J_operand, mcore_arith_K_operand,
10778 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
10779 mcore_arith_M_operand, mcore_arith_imm_operand,
10780 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10781 mcore_literal_K_operand, mcore_addsub_operand,
10782 mcore_compare_operand, mcore_load_multiple_operation,
10783 mcore_store_multiple_operation): Move to predicates.md.
10784 (const_ok_for_mcore): Export.
10785 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
10786 * config/mcore/mcore.md: Include predicates.md.
10787 * config/mcore/predicates.md: New.
10789 * config/mcore/predicates.md: Fix a comment typo.
10791 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
10792 Adrian Straetling <straetling@de.ibm.com>
10794 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
10795 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
10796 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
10798 ("imul"): Removed from "type" attribute.
10799 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
10800 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
10801 Changed type to imulsi.
10802 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
10804 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10806 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
10807 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
10808 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
10809 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
10810 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
10811 (TARGET_SWITCHES, mcore_stack_increment_string)
10812 (TARGET_OPTIONS): Delete.
10813 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
10814 than *_BIT constants.
10815 (TARGET_8ALIGN): #undef old definition before redefining to 1.
10816 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
10817 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
10818 (mcore_override_options): Delete mcore_stack_increment code.
10819 Change use of M340_BIT to MASK_M340.
10820 * config/mcore/mcore.opt: New file.
10822 2005-04-04 Ian Lance Taylor <ian@airs.com>
10824 * config/arm/arm.c (replace_symbols_in_block): Remove static
10827 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10829 * config/fr30/fr30-protos.h: Remove the prototypes for
10830 stack_add_operand, add_immediate_operand,
10831 high_register_operand, low_register_operand, call_operand,
10832 di_operand, and nonimmediate_di_operand.
10833 * config/fr30/fr30.c (stack_add_operand,
10834 add_immediate_operand, high_register_operand,
10835 low_register_operand, call_operand, di_operand,
10836 nonimmediate_di_operand): Move to predicates.md.
10837 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
10838 * config/fr30/fr30.md: Include predicates.md.
10839 * config/fr30/predicates.md: New.
10841 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
10842 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
10843 mcore_call_address_operand.
10845 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
10846 general_movsrc_operand.
10848 2005-04-04 Alan Modra <amodra@bigpond.net.au>
10850 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
10853 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
10856 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
10859 2005-04-04 Richard Henderson <rth@redhat.com>
10860 Jakub Jelinek <jakub@redhat.com>
10862 PR rtl-optimization/16104
10863 * fold-const.c (fold_unary): Fix folding of vector conversions.
10865 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10867 * config.gcc (xstormy16-*-elf): Set extra_options.
10868 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10869 * config/stormy16/stormy16.opt: New file.
10871 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10873 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10874 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10875 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10876 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10877 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10878 (TARGET_UNIX_ASM): Delete.
10879 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10880 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10881 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10882 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10883 * config/pdp11/pdp11.opt: New file.
10885 2005-04-03 Roger Sayle <roger@eyesopen.com>
10886 Alexandre Oliva <aoliva@redhat.com>
10889 * fold-const.c (non_lvalue): Split tests into...
10890 (maybe_lvalue_p): New function.
10891 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10892 C++ front-end prior to lowering into gimple form.
10894 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10896 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10897 BUILT_IN_STRNCASECMP): New.
10898 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10901 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10904 * arm.md (addsi3_compare0_for_combiner): Delete.
10905 (addsi3_compare0_scratch_for_combiner): Delete.
10906 (cmpsi_neg_shiftsi): Delete.
10907 (compare_negsi_si): New pattern.
10908 (cmpsi_negshiftsi_si): New pattern.
10909 (negated_cbranchsi4): Restrict to equality_operator.
10911 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10914 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10916 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10919 * doc/install.texi: Fix a typo.
10921 2005-04-03 Steven Bosscher <stevenb@suse.de>
10923 PR middle-end/20648
10924 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10925 a computed goto if the edge to the computed goto block has
10926 incoming abnormal edges. Clarify how the function works.
10928 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10930 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10931 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10932 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10933 hash_scan_set, reg_set_between_after_reload_p,
10934 reg_used_between_after_reload_p, get_avail_load_store_reg,
10935 eliminate_partially_redundant_load): Likewise.
10936 * postreload.c (reload_cse_simplify_set,
10937 reload_combine_note_use): Likewise.
10938 * predict.c (predict_insn, expected_value_to_br_prob,
10939 propagate_freq, expensive_function_p): Likewise.
10940 * print-rtl.c (print_rtx): Likewise.
10941 * profile.c (instrument_edges, instrument_values,
10942 compute_branch_probabilities, branch_prob, union_groups,
10943 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10944 * protoize.c (in_system_include_dir, file_could_be_converted,
10945 file_normally_convertible, gen_aux_info_file, seek_to_line,
10946 do_cleaning): Likewise.
10947 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10948 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10949 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10951 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10953 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10954 * modulo-sched.c (undo_replace_buff_elem): New structure.
10955 (kernel_number_of_cycles, ps_unschedule_node,
10956 undo_generate_reg_moves,free_undo_replace_buff,
10957 undo_permute_partial_schedule, loop_single_full_bb_p,
10958 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10959 build_loops_structure, get_sched_window): New.
10960 (generate_reg_moves): Return undo_replace_buff_elem and other
10962 (generate_prolog_epilog): Remove old loop versioning.
10963 (sms_schedule): Use loop information and loop_version.
10964 (sms_schedule_by_order): Split part of it to get_sched_window.
10965 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10966 cfg_layout_finalize and free_dominance_info before/after SMS.
10968 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10970 * cfghooks.c (lv_flush_pending_stmts,
10971 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10972 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10973 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10974 lv_add_condition_to_bb,
10975 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10976 flush_pending_stmts): New in cfg_hooks structure.
10977 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10978 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10979 lv_add_condition_to_bb): New declarations.
10980 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10982 (loop_version): Declare.
10983 * cfgloopmanip.c (cfghooks.h): Include.
10984 (duplicate_loop_to_header_edge): Change return type to bool.
10985 (loop_version, lv_adjust_loop_entry_edge): Move here.
10986 * cfgrtl.c (cfgloop.h): Include.
10987 (rtl_verify_flow_info_1): Fix.
10988 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10989 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10991 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10992 tree_lv_add_condition_to_bb): New.
10993 (tree_cfg_hooks): Add new hooks to initialization.
10994 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10995 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10997 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10999 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11000 xstormy16_below100_or_register,
11001 xstormy16_splittable_below100_or_register, and
11002 nonimmediate_nonstack_operand.
11004 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11005 xstormy16_ineqsi_operator, equality_operator,
11006 inequality_operator, shift_operator,
11007 xstormy16_below100_operand, xstormy16_below100_or_register,
11008 xstormy16_splittable_below100_or_register,
11009 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11010 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11011 equality_operator, inequality_operator,
11012 xstormy16_below100_operand, xstormy16_below100_or_register,
11013 xstormy16_splittable_below100_or_register,
11014 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11015 nonimmediate_nonstack_operand, shift_operator): Move to
11017 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11018 * config/stormy16/stormy16.md: Include predicates.md.
11019 * config/stormy16/predicates.md: New.
11021 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11023 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11024 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11025 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11026 move_operand, power_of_2_operand): Move to predicates.md.
11027 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11028 PREDICATE_CODE): Remove.
11029 * config/iq2000/iq2000.md: Include predicates.md.
11030 * config/iq2000/predicates.md: New.
11032 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11034 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11035 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11036 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11037 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11038 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11039 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11040 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11041 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11042 (TARGET_M68HC11): Delete.
11043 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11044 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11045 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11046 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11047 (nb_soft_regs): Delete.
11048 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11049 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11050 and MASK_M6812 being set simultaneously. Change the code that sets
11051 the default m68hc11_soft_reg_count to use integers instead of strings.
11052 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11053 m68hc11_soft_reg_count (which now has an int type) as the number
11055 * config/m68hc11/m68hc11.opt: New file.
11057 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11059 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11060 fp_displacement_operand, sp_displacement_operand.
11062 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11064 Remove the prototypes for tst_operand, cmp_operand,
11065 stack_register_operand, d_register_operand,
11066 hard_addr_reg_operand, splitable_operand,
11067 m68hc11_logical_operator, m68hc11_arith_operator,
11068 m68hc11_non_shift_operator, m68hc11_shift_operator,
11069 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11070 non_push_operand, hard_reg_operand, and
11071 reg_or_some_mem_operand.
11072 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11074 (tst_operand, cmp_operand, non_push_operand,
11075 splitable_operand, reg_or_some_mem_operand,
11076 stack_register_operand, d_register_operand,
11077 hard_addr_reg_operand, hard_reg_operand,
11078 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11079 m68hc11_arith_operator, m68hc11_non_shift_operator,
11080 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11082 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11083 * config/m68hc11/m68hc11.md: Include predicates.md.
11084 * config/m68hc11/predicates.md: New.
11086 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11089 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11090 change checked in along with 2005-03-03's patch for debug/20253.
11091 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11092 (remap_decl): Insert type decl in map earlier.
11094 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11096 PR tree-optimization/20640
11097 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11098 post-dominator if it has phi nodes.
11099 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11100 before dead statements.
11102 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11104 PR middle-end/20491
11105 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11107 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11109 PR rtl-optimization/20290
11110 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11111 in every iteration if the entry point is the exit test.
11113 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11115 * config/cris/cris.md (attribute "length"): Define.
11117 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11119 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11120 (word_offset_memref_operand): New.
11121 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11122 (indexed_or_indirect_operand): Delete.
11123 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11124 (indexed_or_indirect_operand): Delete.
11126 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11129 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11132 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11133 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11135 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11137 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11139 2005-04-01 Ian Lance Taylor <ian@airs.com>
11141 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11142 (rus, prus): Remove static variables.
11143 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11144 (process_command): Permit report_times and use_pipes together.
11146 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11148 * c-decl.c (validate_proto_after_old_defn): Look at
11149 TYPE_MAIN_VARIANT of argument types.
11151 2005-04-01 Paul Brook <paul@codesourcery.com>
11153 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11154 (arm_output_function_epilogue): Allow call_via_SP.
11155 (thumb_call_via_reg, arm_file_end): Ditto.
11156 * config/arm/arm.h (struct machine_function): Include space for SP.
11157 (thumb_call_via_label): Update declaration.
11159 2005-04-01 Ian Lance Taylor <ian@airs.com>
11161 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11162 doing a peephole optimization, once again put any notes in the
11165 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11167 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11169 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11171 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11172 (block_alloc, find_free_reg): Likewise.
11173 * loop-doloop.c (doloop_modify): Likewise.
11174 * loop-invariant.c (record_use): Likewise.
11175 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11176 get_iv_value, canon_condition, eliminate_implied_condition,
11177 eliminate_implied_condition, simplify_using_initial_values,
11178 shorten_into_mode, canonicalize_iv_subregs,
11179 iv_number_of_iterations): Likewise.
11180 * loop-unroll.c (expand_var_during_unrolling): Likewise.
11181 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11182 unswitch_loop): Likewise.
11183 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11184 move_movables, replace_call_address, find_and_verify_loops,
11185 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11186 record_giv, final_giv_value, general_induction_var,
11187 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11188 loop_giv_dump): Likewise.
11190 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11191 GCOV_CHECK_WRITING): Remove.
11192 (gcov_position, gcov_rewrite): Use gcc_assert.
11193 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11194 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11195 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11198 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11200 * tree-inline.c: Fix a typo.
11202 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11204 * configure.ac (enable-checking): Explicitly set all variables for
11205 collective switch values. Alphabetize variables. Rename
11206 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
11208 * doc/install.texi (enable-checking): Update documentation.
11209 * configure: Rebuilt.
11211 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11213 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11216 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11218 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11219 Also reject cases where this pattern will cause load delay stalls
11220 unless optimizing for size and it will produce a shorter sequence.
11221 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11222 variants to avoid pre-adjusting the base when possible.
11224 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11226 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11227 the frame and argument pointers.
11228 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11229 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11230 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11231 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11232 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11233 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11235 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11237 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11238 with entry for selectany attribute.
11239 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11241 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11242 (i386_pe_asm_named_section): Handle sections generated by
11243 selectany attribute.
11244 * doc/extend.texi (selectany): Document attribute.
11246 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11247 Jan Hubicka <jh@suse.cz>
11249 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11250 to fix addresses involving EBP and ESP.
11251 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11252 for SUBREGed registers.
11253 (legitimate_address_p): Accept SUBREGed registers.
11255 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11258 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11259 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11262 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11264 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11266 2005-04-01 James E Wilson <wilson@specifixinc.com>
11269 * dwarf2out.c (rtl_for_decl_init): New function.
11270 (rtl_for_decl_location): Extracted from here.
11271 (tree_add_const_value_attribute): Call rtl_for_decl_init and
11272 add_const_value_attribute. Delete initializer_constant_valid_p call.
11274 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11276 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11277 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11278 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11279 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11280 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11281 config/i386/i386.md, config/rs6000/predicates.md,
11282 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11283 config/s390/s390.c, config/stormy16/stormy16.c,
11284 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11287 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11290 * gimplify.c (gimplify_expr): Create a temporary for lvalue
11291 COND_EXPR and CALL_EXPR.
11293 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
11296 * genautomata.c (first_cycle_unit_presence): Check all alternative
11297 states for unit presence.
11299 * doc/md.texi: Remove remark about impossibility to query unit
11300 presence in non nondeterministic automaton state.
11302 * config/ia64/ia64.c (get_template): Change order of unit querying.
11304 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11306 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11309 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
11311 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11312 flag for edges outside any loops.
11314 2005-03-31 Janis Johnson <janis187@us.ibm.com>
11316 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11318 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11320 * tree-ssa-alias.c: Follow spelling conventions.
11321 * doc/tree-ssa.texi: Fix a typo.
11323 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
11325 * postreload-gcse.c: Include target.h.
11326 (gcse_after_reload_main): Return early if we cannot modify jumps.
11327 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11329 2005-03-31 David Edelsohn <edelsohn@gnu.org>
11331 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11332 expensive operations.
11334 2005-03-31 Ian Lance Taylor <ian@airs.com>
11336 * collect2.c (lderrout): New variable.
11337 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
11338 if it is set, to stderr.
11339 (handler): Unlink lderrout if it is set.
11340 (dump_file): Add "to" parameter. Change all callers.
11341 (main): Initialize lderrout.
11342 (collect_execute): Add errname parameter. Change all callers.
11343 Rename redir parameter to outname. Never pass
11344 PEX_STDERR_TO_STDOUT to pex_run.
11345 * collect2.h (collect_execute, dump_file): Update declarations.
11346 * tlink.c (tlink_execute): Add errname parameter. Change all
11348 (do_tlink): Check lderrout as well as ldout.
11350 2005-03-31 Caroline Tice <ctice@apple.com>
11352 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11353 (bb-reorder.o): Add errors.h to list of requirements.
11354 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11355 profiledbootstrap flags.
11356 * bb-reorder.c (errors.h): Add new include.
11357 (struct bbro_basic_block_data_def): Add new field, in_trace.
11358 (add_unlikely_executed_notes): Remove function.
11359 (mark_bb_for_unlikely_executed_section): Remove function.
11360 (insert_section_boundary_note): New function.
11361 (verify_hot_cold_block_grouping): New function.
11362 (push_to_next_round_p): Remove variables and tests that push all
11363 cold blocks to last round.
11364 (find_traces): Remove code that added extra round of trace finding
11365 when doing partitioning.
11366 (find_traces_1_round) : Remove variable last_round; add code to
11367 update new struct field, in_trace; correct trace_length where it was
11368 incorrect before (after call to copy_bb); change code that pushed all
11369 cold blocks to last round. Instead verify that all blocks going into
11370 a trace belong in the same partition.
11371 (connect_traces): Modify to connect the traces in two passes, if the
11372 function contains both hot and cold blocks. The first pass connects
11373 all the traces for blocks in the partition that the first block in
11374 the function belongs to; the second pass connnects all the traces
11375 containing blocks that belong in the other partition.
11376 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11377 code that automatically put the first block in a function into the
11378 hot partition if the function had any hot blocks.
11379 (fix_crossing_unconditional_branches): Check number of succ edges
11380 before attempting to get one.
11381 (fix_edges_for_rarely_executed_code): Update comment describing
11383 (reorder_basic_blocks): Add code to initialize new field (in_trace);
11384 remove call to add_unlikely_executed_notes; add call to
11385 verify_hot_cold_block_grouping.
11386 (duplicate_computed_gotos): Don't change computed goto if it's a
11388 (partition_hot_cold_basic_blocks): Update function comment.
11389 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11391 (try_forward_edges): Likewise.
11392 (merge_blocks_move_predecessor_nojumps): Likewise.
11393 (merge_blocks_move_successor_nojumps): Likewise.
11394 (merge_blocks_move): Likewise.
11395 (try_crossjump_bb): Likewise.
11396 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11397 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11398 notes to cold bb's; remove call to update_unlikely_executed_notes.
11399 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11400 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11401 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11402 function declaration.
11403 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11404 from consideration.
11405 (rtl_can_merge_blocks): Remove redundancy from condition.
11406 (try_redirect_by_replacing_jump): Likewise.
11407 (force_nonfallthru_and_redirect): Remove code for adding
11408 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11409 (commit_one_edge_insertion): Likewise.
11410 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11411 * dbxout.c (FORCE_TEXT): Replace function_section with
11412 current_function_section.
11413 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11414 function, switch_text_section.
11415 (struct xcoff_debug): Likewise.
11416 (dbxout_function_end): Add code to put out label diffs for both
11417 hot and cold sections.
11418 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11419 for new debug_hooks funciton, switch_text_section..
11420 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11421 switch_text_section.
11422 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11423 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11424 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11425 dw_fde_switched_sections.
11426 (output_call_frame_info): Add test to see if function switches text
11427 sections in the middle; if so, use appropriate extra hot and cold
11428 section labels to compute size deltas for the hot and cold sections.
11429 (dwarf2out_begin_prologue): Add code to initialize new fields in
11431 (dwarf2out_switch_text_section): New function (invoked through
11432 debug_hook); updates new fields in dw_fde_struct appropriately and
11433 increments separate_line_info_table_in_use.
11434 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11435 dwarf2out_switch_text_section.
11436 (struct var_loc_node): Add new field, section_label.
11437 (output_aranges): Add code to check whether in hot or cold section and
11438 use the appropriate label in calculating deltas.
11439 (output_ranges): Likewise.
11440 (output_line_info): Add code to check which section we're in and
11441 use appropriate hot/cold label.
11442 (add_location_or_constant_value_attribute): Likewise.
11443 (gen_subprogam_die): Modify arange attributes to use correct labels.
11444 (dwarf2out_begin_block): Change call to function_section into call to
11445 current_function_section.
11446 (dwarf2out_end_block): Likewise.
11447 (dwarf2out_source_line): Likewise.
11448 (dwarf2out_var_location): Add code to check whether in hot or cold
11449 section and use the appropriate label.
11450 * except.c (output_function_exception_table): Change call to
11451 function_section into call to current_function_section.
11452 * final.c (profile_function): Likewise.
11453 (scan_ahead_for_unlikely_executed_note): Remove function.
11454 (final_scan_insn): Remove calls to
11455 scan_ahead_for_unlikely_executed_note, and related code for switching
11456 to cold section, except for the single time
11457 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11458 debug_hooks->switch_text_sections; replace appropriate calls to
11459 function_section with calls to current_function_section.
11460 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11461 test_bb to condition.
11462 (find_if_case_2): Likewise.
11463 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11464 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11465 * opts.c (decode_options): Change warning about hot/cold partitioning
11466 with exceptionss to inform (so as not to cause bootstrap failures);
11467 remove warning about partitioning with DWARF debug info.
11468 * output.h (current_function_section): Add new function decl.
11469 (insert_section_boundary_note): Likewise.
11470 (enum in_section): Move this declaration here from varasm.c.
11471 (unlikely_section_label): Likewise.
11472 (unlikely_text_section_name): Likewise.
11473 (last_text_section_name): New global variable.
11474 (last_text_section): Likewise.
11475 (hot_section_label): Likewise.
11476 (hot_section_end_label): Likewise.
11477 (cold_section_end_label): Likewise.
11478 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11479 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11480 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11481 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11482 insn from consideration.
11483 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11484 switch_text_section.
11485 * varasm.c (basic-block.h): Add new include.
11486 (unlikely_section_label_printed): Remove global variable.
11487 (unlikely_section_label): Make global variable not be static any more.
11488 (unlikely_text_section_name): Likewise.
11489 (hot_section_end_label): New global variable (not static)
11490 (first_function_block_is_cold): Likewise.
11491 (hot_section_label): Likewise.
11492 (cold_section_end_label): Likewise..
11493 (last_text_section): New global variable, not static.
11494 (last_text_section_name): New global variable, not static.
11495 (initialize_cold_section_name): New function.
11496 (enum in_section): Move declaration to output.h.
11497 (text_section): Update last_text_section.
11498 (unlikely_text_section): Replace code to determine cold section name
11499 with call to initialize_cold_section_name; Add code to update
11500 last_text_section; remove code for printing out label.
11501 (named_section_real): Add code to update last_text_section and
11502 last_text_section_name as appropriate.
11503 (function_section): Change test for 'unlikely' to depend on
11504 first_function_block_is_cold (moved old test to
11505 current_function_section).
11506 (current_function_section): New function.
11507 (assemble_start_function): Move code that frees
11508 unlikely_text_section_name; initialize hot_section_end_label;
11509 print hot and cold section labels at the start of the function;
11510 set first_function_block_is_cold, if appropriate; initialize l
11511 ast_text_section; add call to insert_section_boundary_note.
11512 (assemble_end_function): Add code to write out hot and cold section
11514 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11515 switch_text_section.
11516 * config/darwin.c (machopic_select_section): Replace incorrect
11517 function in base_funs; update reloc for cold sections if necessary.
11518 * config/darwin.h (SECTION_FUNCTION): Add code to update
11519 last_text_section if appropriate.
11520 (text_unlikely_section): Remove.
11521 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11522 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11523 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11524 partitioning for this architecture.
11526 2005-03-31 Olivier Hainque <hainque@adacore.com>
11528 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11529 defined and non-zero.
11531 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
11534 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11537 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11540 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11541 label operand. Remove (use (unspec..)). Don't emit a label on
11543 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11544 generate inline label for load_toc_v4_PIC_1b.
11545 (rs6000_emit_load_toc_table): Likewise.
11547 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11549 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11550 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11552 2005-03-29 Devang Patel <dpatel@apple.com>
11554 * tree-sra.c (decide_block_copy): Disable scalarization of
11557 2005-03-30 Stuart Hastings <stuart@apple.com>
11558 Dale Johannesen <dalej@apple.com>
11560 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
11561 * print-tree.c (print_node): Add case STATEMENT_LIST.
11563 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11565 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11566 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
11567 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11568 is given with "powerpc64*" or "all", or when --with-cpu chooses
11571 2005-03-30 James E. Wilson <wilson@specifixinc.com>
11574 * dwarf2out.c (add_high_low_attributes): New function, extracted from
11575 gen_lexical_block_die.
11576 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11578 2005-03-31 Jan Hubicka <jh@suse.cz>
11580 2004-11-02 Jan Hubicka <jh@suse.cz>
11582 * cgraph.c (cgraph_varpool_node_name): New function.
11583 (dump_cgraph_varpool_node): New function.
11584 (dump_varpool): New function.
11585 * cgraphunit.c (cgraph_optimize): Dump varpool.
11587 2004-10-16 Jan Hubicka <jh@suse.cz>
11589 * cgraph.c (decide_is_variable_needed): New function.
11590 (cgraph_varpool_finalize_decl): Use it.
11591 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11593 * final.c (output_addr_const): Do not call mark_referenced.
11594 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11595 always go via cgraph.
11596 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11597 (check_global_declarations): Ifdef out code clearing DECL_RTL.
11598 * tree-optimize.c (execute_inline): Mark functions called.
11599 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11601 2004-10-11 Jan Hubicka <jh@suse.cz>
11603 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11604 (cgraph_varpool_last_needed_node): New static variable.
11605 (enqueue_needed_varpool_node): Break out from ...; add items to the
11606 end of queue; update first pointers.
11607 (cgraph_varpool_mark_needed_node): ... here.
11608 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11609 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11610 * cgraph.h (cgraph_varpool_node): Add analyzed field.
11611 (cgraph_varpool_first_unanalyzed_node): Declare.
11612 * cgraphunit.c: Include output.h.
11613 (cgraph_varpool_analyze_pending_decls): New function.
11614 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11615 for errors, analyze pending decls.
11616 (cgraph_finalize_compilation_unit): Only analyze decls.
11617 (cgraph_optimize): Assemble the decls after expanding.
11619 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
11621 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11622 subvars get marked properly in tags for grouping.
11623 (add_pointed_to_var): Mark only actual pointed to
11624 variables/subvars in addresses needed.
11625 (create_overlap_variables_for): Clear call clobbered on original
11627 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11628 addresable vars with subvars into list.
11629 * tree-ssa.c (verify_ssa_name): Verify original is not used where
11632 2005-03-30 Richard Henderson <rth@redhat.com>
11634 * cgraph.h (struct cgraph_node): Add alias.
11635 * varasm.c (assemble_alias): Set it.
11636 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11637 avoid calling cgraph_expand_function.
11639 2005-03-30 Tom Tromey <tromey@redhat.com>
11641 * tree.def (FILE_TYPE): Removed.
11642 * typeclass.h (enum type_class): Removed file_type_class.
11643 * dwarf2out.c (is_base_type): Updated.
11644 (gen_type_die): Likewise.
11645 * dbxout.c (dbxout_type): Updated.
11646 * builtins.c (type_to_class): Updated.
11647 * tree.c (type_contains_placeholder_1): Updated.
11648 * config/sparc/sparc.c (sparc_type_code): Updated.
11649 * config/ia64/ia64.c (hfa_element_mode): Updated.
11650 * expr.c (count_type_elements): Updated.
11651 * stor-layout.c (layout_type): Updated.
11652 * tree-inline.c (remap_type): Updated.
11653 * tree-pretty-print.c (dump_generic_node): Updated.
11655 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11657 * builtins.c (expand_builtin_powi): Fix mode of
11658 2nd argument to match int.
11659 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11660 2nd argument type to int.
11661 * libgcc2.c: Change prototype of __powi* functions to use
11664 2005-03-30 Dale Johannesen <dalej@apple.com>
11666 PR middle-end/19225
11667 * calls.c (expand_call): Flush pending deferrals before
11670 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11674 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11675 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11676 c_label_context, label_context_stack): New.
11677 * c-decl.c (define_label): Check for jumps into statement
11678 expressions. Add label to list of defined labels.
11679 (start_function): Push context on label_context_stack.
11680 (finish_function): Pop context from label_context_stack.
11681 * c-typeck.c (label_context_stack): New.
11682 (c_finish_goto_label): Check for jumps into statement
11683 expressions. Add label to list of jumped to labels.
11684 (struct c_switch): Add blocked_stmt_expr.
11685 (c_start_case): Initialize it.
11686 (do_case): Check it.
11687 (c_finish_case): Verify !blocked_stmt_expr.
11688 (c_begin_stmt_expr): Push context on label_context_stack.
11689 Increment blocked_stmt_expr. Mark labels jumped to from outside
11691 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
11692 defined in the statement expression and no longer jumpable to.
11693 Mark labels jumped to from just outside the statement expression
11694 as again definable. Pop context from label_context_stack.
11695 * doc/extend.texi (Statement Exprs): Update.
11697 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11700 * c-decl.c (start_function): Check for old_decl being
11703 2005-03-30 Ian Lance Taylor <ian@airs.com>
11705 * final.c (final): Remove prescan parameter. Change all callers.
11706 (final_scan_insn): Remove prescan parameter. Change all callers.
11708 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
11710 * tree-vectorizer.c: Fix comment typos.
11712 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
11714 * tree-scalar-evolution.c (instantiate_parameters_1): Return
11715 as soon as a chrec_dont_know is detected.
11717 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
11719 Merge from csl-arm-branch.
11720 2004-02-12 Mark Mitchell <mark@codesourcery.com>
11722 * tlink.c (recompile_files): Do not assume that "rename" can
11723 overwrite an existing file.
11725 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
11727 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
11728 * gcc/configure: Regenerate.
11730 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11732 * doc/install.texi: Update binutils requirement for powerpc*-linux.
11734 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
11736 * calls.c (struct arg_data): Update "partial" comment.
11737 (load_register_parameters): Update "nregs" comment.
11739 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11741 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
11742 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
11743 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
11744 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
11745 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
11746 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
11747 than target_flags & 0.
11748 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
11749 (iq2000_arch, iq2000_parse_cpu): Delete.
11750 (TARGET_HANDLE_OPTION): Override default.
11751 (iq2000_handle_option): New function.
11752 (override_options): Remove -march= and -mcpu= handling.
11753 * config/iq2000/iq2000.opt: New file.
11755 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11757 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
11758 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
11759 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
11760 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
11761 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
11762 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
11763 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
11764 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
11765 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
11766 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
11767 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
11768 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
11769 (c4x_rpts_cycles_string, c4x_cpu_version_string)
11770 (TARGET_OPTIONS): Delete.
11771 (c4x_rpts_cycles, c4x_cpu_version): Declare.
11772 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
11773 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
11774 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
11775 (c4x_cpu_version_string): Delete.
11776 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11777 (c4x_handle_option): New function. Map -m3x and -m4x options to the
11778 equivalent -mcpu= option.
11779 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
11780 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
11781 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
11782 or clearing the appropriate MASK_* bit.
11783 (c4x_file_start): Use c4x_cpu_version.
11784 * config/c4x/c4x.opt: New file.
11786 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11788 * doc/options.texi: Document the new MaskExists flag.
11789 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
11790 if the option has the MaskExists flag.
11792 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11794 * opt-functions.awk (flag_set_p, test_flag): New functions.
11795 (switch_flags): Use them.
11796 * opth-gen.awk: Use flag_set_p to check for flags.
11797 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
11799 2005-03-30 Ian Lance Taylor <ian@airs.com>
11801 * config.host (i[34567]86-*-mingw32*): Don't set
11802 host_can_use_collect2 to no.
11804 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11807 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
11808 Remove convert_memory_address call duplicating that in memory_address.
11810 2005-03-29 Richard Henderson <rth@redhat.com>
11813 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
11814 (build_compound_literal): Likewise. Propagate decl type into the
11816 (finish_decl): Likewise. Use new return value from complete_array_type
11817 for zero sized arrays.
11818 (complete_array_type): Move ...
11819 * c-common.c (complete_array_type): ... here. Change first argument
11820 to pointer-to-type-node. Consistently use sizetype for the index
11821 except for zero sized arrays. Detect zero sized arrays for pedantic
11822 mode diagnostics. Create a new type node instead of modifying the
11824 * c-tree.h (complete_array_type): Move decl ...
11825 * c-common.h (complete_array_type): ... here.
11827 2005-03-29 Richard Henderson <rth@redhat.com>
11830 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
11832 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
11834 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
11835 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
11836 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
11837 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
11839 2005-03-29 Eric Christopher <echristo@redhat.com>
11841 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
11842 truthvalue conversion removal.
11844 2005-03-29 Ian Lance Taylor <ian@airs.com>
11847 * collect2.c: Never include <vfork.h>.
11848 (VFORK_STRING, vfork): Don't define.
11849 (pid): Remove global variable.
11850 (handler): Call raise instead of kill (getpid(), ...).
11851 (collect_wait): Add pex parameter. Change all callers. Use
11852 pex_get_status rather than pwait.
11853 (do_wait): Add pex parameter. Change all callers.
11854 (collect_execute): Return struct pex_obj * rather than void. Use
11855 pex routines rather than pexecute.
11856 (fork_execute): Get pex_obj from collect_execute, and pass it to
11858 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
11859 Only declare quit_handler if SIGQUIT is defined.
11860 (scan_libraries): Likewise.
11861 * collect2.h (collect_execute): Update declaration.
11862 (collect_wait): Update declaration.
11863 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11864 pass it to collect_wait.
11866 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
11869 * c-parser.c (c_parser_compound_statement_nostart): Give error
11870 message for EOF instead of just setting parser->error.
11872 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
11874 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11875 (slpeel_update_phi_nodes_for_guard1): New function.
11876 (slpeel_update_phi_nodes_for_guard2): New function.
11877 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11878 of slpeel_update_phi_nodes_for_guard.
11879 (vectorize_loops): Remove call to loop_closed_rewrite.
11880 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11883 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11885 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11886 (TARGET_LITTLE_ENDIAN): New macro.
11887 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11888 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11889 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11890 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11891 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11892 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11893 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11894 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11895 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11896 (TARGET_OPTIONS): Delete.
11897 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11898 (CACHE_FLUSH_TRAP): Turn into an integer.
11899 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11900 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11901 -mflush-trap is in use.
11902 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11903 (m32r_cache_flush_trap_string): Delete.
11904 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11905 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11906 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11907 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11908 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11909 -mmodel= and -msdata= handling from...
11910 (m32r_init): ...here.
11911 * config/m32r/m32r.opt: New file.
11913 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11915 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11916 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11917 * tree-vect-analyze.c (vect_object_analysis): additional parm
11918 pass back a "struct ptr_info_def *" with the points-to info.
11919 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11920 statement using info returned from vect_object_analysis.
11921 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11922 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11923 for virtual uses and defs when creating a replacement vector
11924 reference. Call duplicate_ssa_name_ptr_info to define points-to
11925 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11926 (vectorizable_store): copy_virtual_operands and update
11927 definition statements.
11928 (vectorizable_load): copy_virtual_operands. Remove call to
11929 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11930 * tree-vectorizer.c (vectorize_loops): Remove calls to
11931 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11932 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11933 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11934 define macro STMT_VINFO_PTR_INFO for use in accessing.
11935 * tree.h add export of duplicate_ssa_name_ptr_info.
11936 * rs6000.c (altivec_init_builtins): Declare builtin function
11937 __builtin_altivec_mask_for_load to be "const".
11939 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11941 PR middle-end/20622
11942 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11943 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11944 assemble_variable on aliases.
11945 * varasm.c (assemble_alias): Set node->alias.
11946 * toplev.c (wrapup_global_declarations): Don't call
11947 rest_of_decl_compilation on aliases again.
11949 2005-03-29 Paul Brook <paul@codesourcery.com>
11951 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11952 * config/arm/arm.c (arm_dbx_register_number): New function.
11953 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11955 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11957 PR middle-end/20263
11958 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11959 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11961 2005-03-29 Dale Johannesen <dalej@apple.com>
11963 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11964 $(TREE_H) and $(COVERAGE_H).
11965 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11966 * opts.c (common_handle_option): Enable tree-based value transforms.
11967 * toplev.c (process_options): Ditto.
11968 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11969 refers to references to this type.
11970 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11971 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11972 for may_be_more, may_be_less.
11973 (rtl_gen_pow2_profiler): Adjust.
11974 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11975 (rtl_gen_one_value_profiler): Adjust.
11976 (rtl_gen_const_delta_profiler): Adjust.
11977 * tree-profile.c (tree_gen_interval_profiler): Implement.
11978 (tree_gen_pow2_profiler): Ditto.
11979 (tree_gen_one_value_profiler): Ditto.
11980 (tree_profiling): New.
11981 (pass_tree_profile): Reference it.
11982 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11984 (insn_divmod_values_to_profile): Rename to
11985 rtl_divmod_values_to_profile. Adjust.
11986 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11987 (insn_prefetch_values_to_profile): Adjust.
11988 (rtl_value_profile_transformations): Adjust.
11989 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11990 (gen_mod_pow2): Rename to rtl_mod_pow2.
11991 (gen_mod_subtract): Rename to rtl_mod_subtract.
11992 (divmod_fixed_value_transform): Rename to
11993 rtl_divmod_fixed_value_transform.
11994 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11995 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11996 (rtl_find_values_to_profile): Adjust.
11997 (tree_value_profile_transformations): Implement.
11998 (tree_divmod_values_to_profile): New.
11999 (tree_values_to_profile): New.
12000 (tree_divmod_fixed_value): New.
12001 (tree_mod_pow2): New.
12002 (tree_mod_subtract): New.
12003 (tree_divmod_fixed_value_transform): New.
12004 (tree_mod_pow2_value_transform): New.
12005 (tree_mod_subtract_transform): New.
12006 (tree_find_values_to_profile): Implement.
12007 * profile.c (instrument_values): Free histograms.
12008 (compute_value_histograms): Adjust. Implement tree version.
12010 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12012 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12013 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12014 variable. Output "fldcw" depending on round_mode.
12015 * config/i386/i386.md (UNSPEC_FIST): New.
12016 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12017 New isns patterns to implement lrint and llrint built-ins as x87
12018 intrinsic function.
12019 (fistdi2, fist<mode>2 splitters): New splitters.
12020 (lrint<mode>2): New expanders.
12022 2005-03-28 Ian Lance Taylor <ian@airs.com>
12024 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12025 0 when calling final_scan_insn.
12027 2005-03-28 Jan Hubicka <jh@suse.cz>
12029 PR middle-end/20635
12030 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12033 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12034 types where possible.
12036 2005-03-26 Per Bothner <per@bothner.com>
12038 Make -f[no-]show-column also control non-cpp diagnostics.
12039 * c.opt (fshow-column): Move option from here ...
12040 * common.opt (fshow-column): ... to here.
12041 * diagnostic.c (diagnostic_build_prefix): Only print column number
12042 if flag_show_column.
12044 2005-03-27 Steven Bosscher <stevenb@suse.de>
12046 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12047 vax_output_conditional_branch): New prototypes.
12048 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12049 extracted from vax.md mov and add patterns.
12050 (vax_output_conditional_branch): New function to output conditional
12051 branch instructions.
12052 * vax.md: Use mode macros for arithmetic and mov patterns.
12053 Use code macros for the jump patterns.
12055 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12057 * Makefile.in (libbackend.o): Depend on version files;
12058 add custom generation command.
12060 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12063 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12064 sure that we have a REG before getting its REGNO.
12066 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12068 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12069 * builtins.def (BUILT_IN_STRNDUP): New.
12071 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12073 PR tree-optimization/20470
12074 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12077 2005-03-25 Mike Stump <mrs@apple.com>
12079 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12082 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12084 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12085 Use our own structure definitions.
12087 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12088 (fix_truncdfsi2): Allow registers or memory as destination.
12089 When TARGET_PPC_GFXOPT, generate simplified pattern.
12090 (fix_truncdfsi2_internal): Use define_insn_and_split.
12091 (fix_truncdfsi2_internal_gfxopt): New.
12092 (fctiwz): Don't confuse register allocation by giving it no choices.
12094 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12095 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12096 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12097 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12099 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12101 * dominance.c (free_dominance_info): Speed up by freeing et
12102 data structures without maintaining other nodes.
12103 * et-forest.c (et_free_tree_force): New.
12104 * et-forest.h: Add a prototype for et_free_tree_force.
12106 * tree.c (get_set_constructor_bits,
12107 get_set_constructor_bytes): Remove.
12108 * tree.h: Remove the corresponding prototypes.
12110 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12113 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12114 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12115 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12116 PRE_DEC, NEG and NOT.
12118 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12120 * fold-const.c: Convert uses of fold (build (...)) to
12123 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
12125 PR rtl-optimization/20249
12126 * cse.c (insert_regs): Do not record equivalence of registers in
12129 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
12131 * emit-rtl.c (reverse_comparison): Remove.
12132 * rtl.h: Remove the corresponding prototype.
12134 2005-03-24 James E Wilson <wilson@specifixinc.com>
12136 * doc/install.texi (--enable-altivec): Delete docs.
12138 2005-03-24 David Edelsohn <edelsohn@gnu.org>
12140 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12141 SFmode and DFmode before reload when
12142 flag_unsafe_math_optimizations not enabled.
12144 2005-03-24 Geoffrey Keating <geoffk@apple.com>
12146 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12148 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12149 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12151 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
12153 * configure.ac (enable-checking): Add 'runtime' option.
12154 * doc/install.texi (enable-checking): Document 'runtime' checking.
12155 * tsystem.h (gcc_assert, gcc_unreachable): Define.
12156 * config.in: Regenerated.
12157 * configure: Regenerated.
12159 2005-03-23 Uros Bizjak <uros@kss-loka.si>
12161 * optabs.h (enum optab_index): Remove OTI_llrint.
12162 (llrint_optab): Remove macro.
12163 * optabs.c (init_optabs): Remove llrint_optab initialization.
12164 * genopinit.c (optabs): Remove llrint_optab implementation.
12165 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12168 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
12170 PR rtl-optimization/20532
12171 * simplify-rtx.c (simplify_binary_operation_1): Protect from
12172 overflow when adding coefficients for PLUS or MINUS.
12173 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12176 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12178 * langhooks.h (truthvalue_conversion): Remove.
12179 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12180 LANG_HOOKS_TRUTHVALUE_CONVERSION.
12181 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12182 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12183 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12185 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12187 * params.def: Fix a typo.
12188 * config/mips/mips.c: Follow the spelling convensions.
12189 * doc/invoke.texi: Fix typos.
12191 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
12193 Fix PR tree-optimization/20601
12195 * tree-ssa-pre.c (insert_aux): Add missing condition to
12198 2005-03-23 Ian Lance Taylor <ian@airs.com>
12200 * final.c (final_scan_insn): Don't remove no-op instructions.
12201 * reload1.c (reload): Remove simple no-op instructions even when
12204 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
12206 PR tree-optimization/20501
12207 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12208 reporting that peeling for alignment is applied moved to...
12209 * (vect_analyze_data_refs_alignment): Here.
12211 2005-03-23 Ian Lance Taylor <ian@airs.com>
12213 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12215 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12217 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12218 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12220 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12222 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12223 imply that this is called once, independent of asms in code.
12224 Adjust to now being pased output and input lists. Mention helper
12225 function decl_overlaps_hard_reg_set_p.
12226 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12227 hook_tree_tree_identity and to take three trees, returning third.
12228 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12230 * stmt.c: include hard-reg-set.h before tree.h.
12231 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12232 (decl_conflicts_with_clobbers_p): Call
12233 decl_overlaps_hard_reg_set_p.
12234 (expand_asm_operands): Pass output and input lists in call to
12235 targetm.md_asm_clobbers.
12236 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12237 hook_tree_tree_tree_tree_3rd_identity.
12238 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12240 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12241 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12242 parameters, first two unused.
12243 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12244 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12245 in constraint letters and MOF is not mentioned as a asm-declared
12246 register in neither of the input and output lists.
12248 2005-03-23 DJ Delorie <dj@redhat.com>
12250 * optabs.c (expand_binop): Make sure the first subword's result
12253 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12255 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12256 Call c_common_truthvalue_conversion rather than
12257 lang_hooks.truthvalue_conversion.
12258 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12259 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12261 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12262 c_common_truthvalue_conversion.
12263 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12264 c_parser_conditional_expression, c_parser_binary_expression): Call
12265 c_objc_common_truthvalue_conversion.
12266 * c-typeck.c (build_unary_op): Call
12267 c_objc_common_truthvalue_conversion.
12268 (build_conditional_expr): Do not call
12269 lang_hooks.truthvalue_conversion.
12270 (build_binary_op): Call c_common_truthvalue_conversion.
12271 (c_objc_common_truthvalue_conversion): Moved from
12272 c-objc-common.c. Call default_function_array_conversion instead
12273 of default_conversion.
12275 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12277 * c-common.h (default_conversion): Remove.
12278 (perform_integral_promotions): Add.
12279 * c-tree.h (default_conversion): Add.
12280 * c-typeck.c (perform_integral_promotions): New, split out from
12281 default_conversion.
12282 * c-common.c (check_case_value): Use perform_integral_promotions,
12283 not default_conversion.
12284 (c_add_case_label): Don't continue processing case label after
12285 found to be pointer.
12287 2005-03-23 Mark Mitchell <mark@codesourcery.com>
12289 * gcc.c (do_spec_1): Do not add a -L path for a directory in
12290 the prefix list if we have already added a multilib directory
12291 based on that path.
12292 (main): Do not add MD_EXEC_PREFIX to the list of directories to
12295 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12297 * reload1.c (indirect_symref_ok, reload_obstack): Make them
12299 * reload.h: Remove the prototype for indirect_symref_ok.
12301 * reload1.c (indirect_symref_ok): Make it global.
12302 * reload.h: Add a prototype for indirect_symref_ok.
12304 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
12306 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12309 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12311 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12313 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
12315 * c-opts.c (c_common_parse_file): Only start/end main source file
12316 if debug hooks says the writer wants it.
12317 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12319 (xcoff_debug_hooks): Ditto.
12320 * debug.c (do_nothing_hooks): Ditto.
12321 * debug.h (gcc_debug_hooks): Ditto.
12322 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12323 * sdbout.c (sdb_debug_hooks): Ditto.
12324 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12326 2005-03-22 Mark Mitchell <mark@codesourcery.com>
12328 * doc/extend.texi: Deprecate C++ min/max operators.
12330 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
12332 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12333 artificial original candidates.
12335 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12336 Jan Hubicka <jh@suse.cz>
12337 Steven Bosscher <stevenb@suse.de>
12339 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12340 call cost based on argument sizes.
12341 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12343 * params.def: (max-inline-inssn-single): Set to 450.
12344 (max-inline-insns-auto): Set to 90.
12345 (max-inline-insns-recursive): Set to 450
12346 (max-inline-insns-recursive-auto): Set to 450.
12347 (large-function-insns): Set to 2700.
12348 (inline-call-cost): New parameter.
12349 * tree-inline.c (estimate_move_cost): New function.
12350 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12351 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
12352 based on arguments.
12353 * tree-inline.h (estimate_move_cost): Declare.
12354 * invoke.texi: (max-inline-inssn-single): Change default to 450.
12355 (max-inline-insns-auto): Change default to 90.
12356 (max-inline-insns-recursive): Change default to 450
12357 (max-inline-insns-recursive-auto): Change default to 450.
12358 (large-function-insns): Change default to 2700.
12359 (inline-call-cost): Document new parameter.
12361 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12363 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12364 (TARGET_DEFAULT): Delete.
12365 * config/i860/i860.opt: New file.
12367 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12369 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12370 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12371 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12372 (frv_sched_lookahead): Delete.
12373 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12374 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12375 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12376 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
12377 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12378 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12379 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12380 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12381 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12382 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12383 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12384 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12385 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12386 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12387 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12388 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12389 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12390 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12391 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12392 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12393 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12394 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12395 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12396 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12397 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12398 (frv_sched_lookahead): Delete.
12399 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12400 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12401 (frv_handle_option): New function. Move -mcpu= handling from...
12402 (frv_override_options): ...here. Remove handling of other
12404 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12405 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12406 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12407 and TARGET_NO_MULTI_CE.
12408 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12409 !TARGET_VLIW_BRANCH.
12410 * config/frv/frv.opt: New file.
12412 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12414 * fold-const.c (fold_ternary): Take decomposed arguments of
12416 (fold): Update a call to fold_ternary.
12418 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12419 * tree.h: Add corresponding prototypes.
12421 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12424 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12425 between jump table and its label.
12426 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12427 resp. ADDR_DIFF_VEC and the label preceeding it.
12428 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12429 is emitted in the right section.
12431 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12433 * fold-const.c (fold_unary, fold_binary): Update comments
12436 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12438 PR rtl-optimization/20527
12439 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12440 REG_INC note, test that the register also isn't mentioned in PRED
12443 2005-03-22 Ben Elliston <bje@au.ibm.com>
12445 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12448 2005-03-21 Mike Stump <mrs@apple.com>
12450 * varasm.c (default_assemble_visibility): Remove extra ().
12452 2005-03-21 Roger Sayle <roger@eyesopen.com>
12454 PR middle-end/20557
12455 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12456 to determine whether a block can be duplicated, rather than test
12457 whether the block contains noncopyable insns ourselves.
12459 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12461 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12464 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12466 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12468 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12470 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12471 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12472 * config/fr30/fr30.opt: New file.
12474 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12476 Fix PR tree-optimization/20542
12478 * tree-flow-inline.h (overlap_subvar): Move to here.
12479 * tree-ssa-operands.c: From here.
12480 * tree-flow.h (overlap_subvar): Declare.
12481 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12482 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12483 for variables with subvars.
12485 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12487 PR middle-end/20177
12488 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12489 * modulo-sched.c (const_iteration_count): Return on NULL
12491 (print_node_sched_params): Return on NULL dump_file.
12492 (generate_reg_moves): Handle reg-anti dependencies and disregard
12493 closing branch when generating register moves.
12494 (sms_schedule): Mark the SMSed block dirty.
12495 * passes.c (rest_of_handle_sms): Call update_life_info for all
12497 * testsuite/gcc.dg/20050321-1.c: New test.
12499 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12501 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12502 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12503 movqi_internal): Likewise.
12505 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12507 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12508 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12509 xtensa_b4const): Delete prototypes.
12510 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12511 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12512 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12513 xtensa_extra_constraint): New prototypes.
12514 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12515 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12516 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12517 move_operand, const_float_1_operand, fpmem_offset_operand,
12518 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12519 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12520 (xtensa_b4const_or_zero): ...this. Change return type to bool and
12521 argument type to HOST_WIDE_INT.
12522 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12523 xtensa_mask_immediate): Likewise.
12524 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12525 Likewise. Also make these functions static.
12526 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12527 (xtensa_const_ok_for_letter_p): New.
12528 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12529 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12530 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12531 move_operand, const_float_1_operand, fpmem_offset_operand,
12532 branch_operator, ubranch_operator, boolean_operator): Move to
12534 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12535 (xtensa_mem_offset): Change return type to bool.
12536 (xtensa_extra_constraint): New.
12537 (gen_int_relational): Update type of const_range_p function pointer.
12538 Use xtensa_b4const_or_zero.
12539 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12540 xtensa_const_ok_for_letter_p. Update comments.
12541 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12542 (PREDICATE_CODES): Delete.
12543 * config/xtensa/xtensa.md: Include predicates.md.
12544 * config/xtensa/predicates.md: New file.
12546 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12548 * config/v850/v850-protos.h: Remove the prototypes for
12549 reg_or_int9_operand, reg_or_const_operand,
12550 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12551 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12552 movsi_source_operand, power_of_two_operand,
12553 not_power_of_two_operand, special_symbolref_operand,
12554 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12555 register_is_ok_for_epilogue.
12556 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12557 reg_or_int9_operand, reg_or_const_operand,
12558 call_address_operand, special_symbolref_operand,
12559 movsi_source_operand, power_of_two_operand,
12560 not_power_of_two_operand, register_is_ok_for_epilogue,
12561 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12562 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12564 * config/v850/v850.h (PREDICATE_CODES): Remove.
12565 * config/v850/v850.md: Include predicates.md.
12566 * config/v850/predicates.md: New.
12568 2005-03-21 Zack Weinberg <zack@codesourcery.com>
12570 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12571 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12572 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12573 (itoolsdir, itoolsdatadir): Move definition above new first use.
12574 (install-itoolsdirs): New rule.
12575 (install-mkheaders): Depend on install-itoolsdirs, not
12576 install-include-dir.
12578 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12580 * tree-into-ssa.c: Remove obsolete comments.
12582 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
12584 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12585 unrolling if -fpeel-loops is specified, too.
12586 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12587 Remove superfluous check for flag_unroll_loops.
12589 2005-03-21 Uros Bizjak <uros@kss-loka.si>
12591 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12592 (lrint_optab, llrint_optab): Define corresponding macros.
12593 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12594 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12595 pattern and llrint_optab using llrintdi2 patterns.
12596 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12597 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12598 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12599 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12600 flag_unsafe_math_optimizations is set.
12602 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12604 * combine.c (combine_simplify_rtx, simplify_if_then_else,
12605 simplify_logical, if_then_else_cond, known_cond,
12606 simplify_comparison): Adjust calls to reverse_comparison.
12607 Don't use combine_reversed_comparison_code).
12608 (combine_reversed_comparison_code): Remove.
12609 (reversed_comparison): Using reversed_comparison_code, move it...
12610 * jump.c (reversed_comparison): ... here.
12611 * rtl.h (reversed_comparison): Add prototype.
12613 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12615 * builtins.c (fold_builtin): Take decomposed arguments of
12617 * fold-const.c (fold_ternary): Update a call to fold_builtin.
12618 * gimplify.c (gimplify_call_expr): Likewise.
12619 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12620 * tree.h: Update the prototype of fold_builtin.
12622 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12624 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12625 * rtlhooks.c (gen_lowpart_no_emit_general): New.
12626 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12627 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12628 * simplify-rtx.c (simplify_binary_operation_1): Use it.
12630 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12632 * builtins.c (fold_builtin_1): Take decomposed arguments of
12634 (fold_builtin): Update a call to fold_builtin_1.
12636 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
12639 * gcov.c (output_lines): Only output function block summary when
12640 outputting branch information.
12641 * doc/gcov.texi: Document format of preamble and additional block
12644 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12646 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12647 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12648 the defaults false if BITS_PER_UNIT != 8.
12649 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12650 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12651 than BITS_PER_UNIT != 8.
12652 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12653 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12654 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12656 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12657 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12659 2005-03-20 Roger Sayle <roger@eyesopen.com>
12661 PR middle-end/20539
12662 * fold-const.c (fold_binary): Fix type mismatch between
12663 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12664 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12665 for non-truth-valued expressions.
12667 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12668 and FUNCTION_DECL in the main switch.
12669 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12670 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12671 we also need to convert their operands to match.
12672 <TRUTH_NOT_EXPR>: Likewise.
12674 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
12676 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12677 diagnostic without checking whether an lvalue.
12678 * c-common.h (lvalue_p): Remove.
12679 (enum lvalue_use): Update comment.
12680 (lvalue_or_else): Replace by lvalue_error.
12681 * c-typeck.c (lvalue_p): Make static.
12682 (lvalue_or_else): New. Call lvalue_error.
12684 2005-03-21 Alan Modra <amodra@bigpond.net.au>
12686 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12687 (function_arg_advance): Use rs6000_parm_start.
12688 (function_arg, rs6000_arg_partial_bytes): Likewise.
12690 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12692 * c-common.c (check_case_value): Adjust comment about stripping
12694 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
12695 * c-typeck.c (default_conversion, convert_arguments,
12696 build_modify_expr, convert_for_assignment, store_init_value,
12697 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
12698 manually. Remove inaccurate comments.
12700 2005-03-20 Roger Sayle <roger@eyesopen.com>
12701 Joseph S. Myers <joseph@codesourcery.com>
12703 * varasm.c (do_assemble_alias): Restore comment describing function.
12704 Annotate the target parameter as potentially unused.
12706 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
12709 * config/avr/avr.c (avr_output_function_prologue): Do not use
12710 current_function_name() in a label, use a local label instead.
12712 2005-03-20 David Edelsohn <edelsohn@gnu.org>
12714 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
12715 flag_finite_math_only, not flag_unsafe_math_optimizations.
12717 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12719 * builtins.c (fold_builtin_1): Update a call to
12720 targetm.fold_builtin.
12721 * hooks.c (hook_tree_tree_bool_null): Rename to
12722 hook_tree_tree_tree_bool_null. Take one more argument of type
12724 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
12725 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
12726 hook_tree_tree_tree_bool_null.
12727 * target.h (gcc_target): Update the prototype of fold_builtin.
12728 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
12729 arguments of CALL_EXPR.
12730 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
12733 2005-03-20 Jan Hubicka <jh@suse.cz>
12735 * cgraph.h (cgraph_node): Add prev_clone pointer.
12736 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
12737 (cgraph_clone_node): Produce doubly linked chain.
12739 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12741 * c-common.c (handle_aligned_attribute, check_function_sentinel,
12742 get_nonnull_operand, handle_sentinel_attribute,
12743 check_function_arguments_recurse): Do not strip NOPS from
12745 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
12747 * c-format.c (get_constant): Likewise.
12748 * c-parser.c (c_parser_postfix_expression): Likewise.
12749 * c-typeck.c (set_init_index): Likewise.
12750 (convert_arguments): Don't check for NOP_EXPR containing integer
12753 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12755 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
12756 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
12757 Take decomposed arguments of CALL_EXPR.
12758 (fold_builtin_1): Update calls to the functions mentioned
12761 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12763 * c-decl.c (check_bitfield_type_and_width): Require bit-field
12764 width to have integer type.
12765 (build_enumerator): Require enumerator value to have integer type.
12767 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12769 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
12772 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12774 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
12775 std=iso9899:199x): Correct descriptions.
12777 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12779 * config.gcc: Consistently use solaris2.1[0-9]* instead of
12782 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
12784 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
12786 (expand_builtin_memcpy, fold_builtin_1): Update calls to
12787 fold_builtin_memcpy.
12789 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
12790 arguments of CALL_EXPR.
12791 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
12792 fold_builtin_found, fold_builtin_1): Update calls to
12793 fold_trunc_transparent_mathfn.
12795 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12797 PR middle-end/20493
12798 * fold-const.c (fold_widened_comparison): Don't optimize casts of
12799 function pointers on targets that require function pointer
12801 (fold_sign_changed_comparison): Likewise.
12803 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
12805 * combine.c (try_combine): When changing the mode of a hard reg, make
12806 sure that doing so is valid.
12808 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
12810 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
12811 (TARGET_HANDLE_OPTION): Override default.
12812 (avr_handle_option): New function.
12813 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
12814 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
12815 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
12816 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
12817 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
12818 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
12819 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
12820 (TARGET_OPTIONS): Delete.
12821 * config/avr/avr.opt: New file.
12823 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12825 * config/m32r/m32r-protos.h: Remove the prototypes for
12826 call_address_operand, symbolic_operand, seth_add3_operand,
12827 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12828 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12829 two_insn_const_operand, move_src_operand,
12830 move_double_src_operand, move_dest_operand,
12831 eqne_comparison_operator, signed_comparison_operator,
12832 large_insn_p, conditional_move_operand, carry_compare_operand,
12833 m32r_block_immediate_operand, extend_operand,
12834 reg_or_eq_int16_operand, int8_operand, and
12835 reg_or_zero_operand.
12836 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12837 seth_add3_operand, int8_operand, cmp_int16_operand,
12838 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12839 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12840 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12841 move_double_src_operand, move_dest_operand,
12842 eqne_comparison_operator, signed_comparison_operator,
12843 extend_operand, small_insn_p, large_insn_p,
12844 conditional_move_operand, carry_compare_operand,
12845 m32r_block_immediate_operand): Move to predicates.md.
12846 (MAX_MOVE_BYTES): Move to m32r.h.
12847 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12848 * config/m32r/m32r.md: Include predicates.md.
12849 * config/m32r/predicates.md: New.
12851 2005-03-18 James E Wilson <wilson@specifixinc.com>
12854 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
12857 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12859 * config/mn10300/mn10300-protos.h: Remove the prototypes for
12860 call_address_operand, const_8bit_operand.
12861 * config/mn10300/mn10300.c (call_address_operand,
12862 const_8bit_operand, const_1f_operand): Move to predicates.md.
12863 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12864 * config/mn10300/mn10300.md: Include predicates.md.
12865 * config/mn10300/predicates.md: New.
12867 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
12869 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12870 declarations in diagnostics and %E for identifiers, not %s.
12872 2005-03-18 Jan Hubicka <jh@suse.cz>
12873 Dale Johannesen <dalej@apple.com>
12875 * basic-block.h (scale_bbs_frequencies_int,
12876 scale_bbs_frequencies_gcov_type): Declare.
12877 * cfg.c (RDIV): New macro.
12878 (update_bb_frequency_for_threading): Fix.
12879 * basic-block.h (scale_bbs_frequencies_int,
12880 scale_bbs_frequencies_gcov_type): New.
12881 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12882 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12883 scale_bbs_frequencies_int.
12884 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12886 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12888 * config/m32r/m32r-protos.h: Remove the prototypes for
12889 call_address_operand, symbolic_operand, seth_add3_operand,
12890 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12891 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12892 two_insn_const_operand, move_src_operand,
12893 move_double_src_operand, move_dest_operand,
12894 eqne_comparison_operator, signed_comparison_operator,
12895 large_insn_p, conditional_move_operand, carry_compare_operand,
12896 m32r_block_immediate_operand, extend_operand,
12897 reg_or_eq_int16_operand, int8_operand, and
12898 reg_or_zero_operand.
12899 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12900 seth_add3_operand, int8_operand, cmp_int16_operand,
12901 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12902 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12903 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12904 move_double_src_operand, move_dest_operand,
12905 eqne_comparison_operator, signed_comparison_operator,
12906 extend_operand, small_insn_p, large_insn_p,
12907 conditional_move_operand, carry_compare_operand,
12908 m32r_block_immediate_operand): Move to predicates.md.
12909 (MAX_MOVE_BYTES): Move to m32r.h.
12910 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12911 * config/m32r/m32r.md: Include predicates.md.
12912 * config/m32r/predicates.md: New.
12914 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12916 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12917 symbolic_operand, symbolic_memory_operand,
12918 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12919 indexed_memory_operand, move_dest_operand, move_src_operand,
12920 prefetch_cc_operand, prefetch_nocc_operand,
12921 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12922 arith_operand, arith11_operand, pre_cint_operand,
12923 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12924 ireg_operand, int5_operand, uint5_operand, int11_operand,
12925 uint32_operand, arith5_operand, and_operand, ior_operand,
12926 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12927 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12928 shadd_operand, movb_comparison_operator,
12929 cmpib_comparison_operator): Move to predicates.md.
12930 (magic_milli, shadd_constant_p): Make it extern.
12931 * config/pa/pa.h (PREDICATE_CODES): Remove.
12932 * config/pa/pa.md: Include predicates.md.
12933 * config/pa/predicates.md: New.
12935 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12938 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12940 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12941 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12942 config/alpha/freebsd.h, config/alpha/linux.h,
12943 config/alpha/netbsd.h, config/alpha/osf5.h,
12944 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12945 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12946 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12947 doc/cppopts.texi: Update copyright.
12949 2005-03-18 Jan Hubicka <jh@suse.cz>
12951 PR middle-end/20225
12952 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12954 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12957 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12959 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12962 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12964 * combine.c (gen_binary): Remove.
12965 (known_cond, simplify_shift_const, find_split_point,
12966 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12967 simplify_logical, expand_field_assignment, extract_left_shift,
12968 force_to_mode, if_then_else_cond, apply_distributive_law,
12969 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12970 simplify_comparison, reversed_comparison): Replace with
12971 simplify_gen_binary, simplify_gen_relational or
12972 distribute_and_simplify_rtx.
12973 (distribute_and_simplify_rtx): New function.
12975 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12976 Paolo Bonzini <gcc.gnu.org>
12978 * calls.c (setjmp_call_p, special_function_p): Update comments
12979 at the head of the functions.
12981 2005-03-18 Jan Hubicka <jh@suse.cz>
12983 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12985 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12986 function body should be released; do not proactively release function
12987 bodies in non-unit-at-a-time mode.
12989 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12991 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12992 mno-fp-ret-in-387 multilib variants.
12994 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12996 * common.opt (m): Remove.
12997 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12998 table lookup fails.
12999 (common_handle_option): Remove OPT_m case.
13001 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13003 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13005 (fold_builtin_1): Update a call to fold_builtin_bitop.
13007 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13009 (fold_builtin_1): Update a call to fold_builtin_signbit.
13011 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13013 PR tree-optimization/20474
13014 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13015 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13017 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13019 * config/h8300/h8300-protos.h: Remove prototypes for
13020 general_operand_src, general_operand_dst, single_one_operand,
13021 single_zero_operand, call_insn_operand,
13022 two_insn_adds_subs_operand, small_call_insn_operand,
13023 jump_address_operand, bit_operand, bit_memory_operand,
13024 stack_pointer_operand, const_int_gt_2_operand,
13025 const_int_ge_8_operand, const_int_qi_operand,
13026 const_int_hi_operand, incdec_operand, bit_operator,
13027 nshift_operator, eqne_operator, gtle_operator,
13028 gtuleu_operator, iorxor_operator.
13029 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13030 h8300_ldm_stm_parallel.
13031 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13033 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13034 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13035 (h8300_ldm_stm_parallel): Make it extern.
13036 (h8300_ldm_parallel, h8300_stm_parallel,
13037 h8300_return_parallel, general_operand_src,
13038 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13039 nibble_operand, reg_or_nibble_operand, single_one_operand,
13040 single_zero_operand, call_insn_operand,
13041 two_insn_adds_subs_operand, small_call_insn_operand,
13042 jump_address_operand, bit_operand, bit_memory_operand,
13043 stack_pointer_operand, const_int_gt_2_operand,
13044 const_int_ge_8_operand, const_int_qi_operand,
13045 const_int_hi_operand, incdec_operand, eqne_operator,
13046 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13047 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13048 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13049 nshift_operator): Move to predicates.md.
13050 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13051 * config/h8300/h8300.md: Include predicates.md.
13052 * config/h8300/predicates.md: New.
13054 2005-03-17 Richard Henderson <rth@redhat.com>
13056 * config.gcc (ia64*-*-hpux*): Add extra_options.
13057 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13058 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13059 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13060 (ia64_tls_size_string, ia64_tune_string): Remove.
13061 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13062 (TARGET_DEFAULT_TARGET_FLAGS): New.
13063 (TARGET_HANDLE_OPTION): New.
13064 (ia64_override_options): Move options parsing ...
13065 (ia64_handle_option): ... here. New.
13066 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13067 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13068 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13069 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13070 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13071 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13072 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13073 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13074 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13075 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13076 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13077 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13078 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13079 TARGET_EARLY_STOP_BITS): Remove.
13080 (TARGET_ILP32): Default false.
13081 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13082 (enum ia64_inline_type): New.
13083 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13084 * config/ia64/ia64.md: Update for new definitions of
13085 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13086 * config/ia64/ia64.opt: New file.
13087 * config/ia64/ilp32.opt: New file.
13089 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13092 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13094 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13096 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13097 instead of MASK_H8300S.
13098 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13099 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13100 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13101 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13102 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13103 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13104 TARGET_SWITCHES): Remove.
13105 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13107 * config/h8300/h8300.opt: New.
13109 * config/alpha/alpha.opt, config/arc/arc.opt,
13110 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13113 2005-03-17 Ian Lance Taylor <ian@airs.com>
13117 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13119 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13120 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13121 (TARGET_HANDLE_OPTION): Override default.
13122 (arc_handle_option): New function.
13123 (arc_init): Remove code to set arch_cpu_string.
13124 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13125 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13126 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13127 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13128 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13129 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13130 (arc_rodata_string, TARGET_OPTIONS): Delete.
13131 * config/arc/arc.opt: New file.
13133 2005-03-17 Richard Henderson <rth@redhat.com>
13135 * doc/extend.texi (Weak Pragmas): New section.
13136 (attribute alias): Clarify that target must be in the same
13139 2005-03-17 Richard Henderson <rth@redhat.com>
13141 * config/alpha/alpha.opt: New file.
13142 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
13144 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13145 alpha_fprm_string, alpha_fptm_string): Make static.
13146 (alpha_tls_size_string): Remove.
13147 (alpha_handle_option): New.
13148 (override_options): Update for alpha_cpu/alpha_tune split.
13149 (alpha_file_start): Likewise.
13150 (TARGET_DEFAULT_TARGET_FLAGS): New.
13151 (TARGET_HANDLE_OPTION): New.
13152 * config/alpha/alpha.h (alpha_tune): Declare.
13153 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13154 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13155 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13156 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13157 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13158 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13159 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13160 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13161 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13162 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13163 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13164 (TARGET_DEFAULT): Remove MASK_FP.
13165 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13166 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13167 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13168 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13169 alpha_tls_size_string): Remove.
13170 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13171 (attribute tune): Rename from attribute cpu.
13172 * config/alpha/ev4.md: Update to match.
13173 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13174 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13175 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13176 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13177 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13178 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13180 2005-03-16 James E. Wilson <wilson@specifixinc.com>
13182 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13183 and return without creating new state if before_nops_num is nonzero.
13184 * config/ia64/ia64.md (first_insn): New attribute.
13185 (alloc): Set it to yes.
13187 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13189 * tree-vectorizer.c (new_vec_stmt_info): Initialize
13190 STMT_VINFO_SUBVARS to NULL.
13191 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13193 2005-03-16 Dale Johannesen <dalej@apple.com>
13195 * rtlanal.c (find_first_parameter_load): Rewrite to
13196 return actual first param load or the call if none,
13197 instead of first in block, when not all loads exist.
13199 2005-03-16 Roger Sayle <roger@eyesopen.com>
13201 * optabs.c (expand_copysign_absneg): Make static.
13202 * optabs.h (expand_copysign_absneg): Delete prototype.
13203 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13205 2005-03-16 Richard Henderson <rth@redhat.com>
13207 PR middle-end/15700
13208 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13209 (alias_pairs): Rename from output_defs.
13210 (find_decl_and_mark_needed): Split out from assemble_alias.
13211 (do_assemble_alias): New.
13212 (assemble_output_def): Remove.
13213 (finish_aliases_1, finish_aliases_2): New.
13214 (process_pending_assemble_output_defs): Remove.
13215 (assemble_alias): Defer aliases for which we don't yet have a
13216 non-external decl for the target symbol.
13217 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13218 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13219 * toplev.c (compile_file): Use finish_aliases_2 instead of
13220 process_pending_assemble_output_defs.
13221 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13222 (process_pending_assemble_output_defs): Remove.
13224 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13226 Fix PR tree-optimization/20489
13228 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13229 for empty structures.
13231 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13233 Fix PR tree-optimization/20490
13235 * tree-ssa-pre.c (create_expression_by_pieces): Use
13236 force_gimple_operand on result of fold.
13238 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13240 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13241 of closing parenthesis.
13243 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13245 * builtins.c (expand_movstr): Update a call to
13246 fold_builtin_strcpy.
13247 (expand_builtin_strncpy): Update a call to
13248 fold_builtin_strncpy.
13249 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13250 arguments of CALL_EXPR.
13251 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13252 fold_builtin_strncpy.
13253 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13254 * tree.h: Update the prototypes of fold_builtin_strcpy and
13255 fold_builtin_strncpy.
13257 2005-03-16 Steven Bosscher <stevenb@suse.de>
13258 Dorit Naishlos <dorit@il.ibm.com>
13260 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13261 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13264 2005-03-16 Steven Bosscher <stevenb@suse.de>
13266 * tree-inline.c (walk_type_fields, walk_tree,
13267 walk_tree_without_duplicates): Move from here...
13268 * tree.c: ...to here.
13270 2005-03-15 Zack Weinberg <zack@codesourcery.com>
13272 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13273 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13274 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13275 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13276 (version): Define using $(BASEVER_c).
13277 (Makefile, config.status, build/gcov-iov.o): No longer depends on
13279 (version.o): Depend on version files; add custom generation command.
13280 (prefix.o): Define BASEVER on command line.
13281 (s-iov): Depend on version files; adjust command.
13282 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13284 (gcc-vers.texi): New rule.
13285 (doc/%.info, doc/%.dvi): Add -I . to command line.
13286 (doc/gccinstall.dvi): Likewise.
13287 (PACKAGE): Delete. All uses replaced with "gcc".
13288 * aclocal.m4: Do not include gcc-version.m4.
13289 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13290 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13291 Set is_release based on contents of DEV-PHASE.
13292 Set gcc_version based on contents of BASE-VER.
13293 Define WIN32_REGISTRY_KEY only if the user overrode the default.
13294 * config.in, configure: Regenerate.
13295 * gccbug.in: Determine version of GCC in use at runtime.
13296 * gcov-iov.c: Get version number and development phase from
13297 command line, not by including version.c.
13298 * intl.c: Replace all uses of PACKAGE with "gcc".
13299 * libada-mk.in: Delete unused "gcc_version" variable.
13300 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13301 * version.c: (VERSUFFIX): New hook for redistributors; adjust
13302 commentary to match.
13303 (version_string): Put together from pieces.
13304 * config/alpha/x-vms: Do not use $(gcc_version).
13305 * config/i386/t-nwld: Likewise.
13306 * doc/include/gcc-common.texi: Include gcc-vers.texi for
13307 version-GCC and DEVELOPMENT.
13309 2005-03-15 Roger Sayle <roger@eyesopen.com>
13311 PR tree-optimization/17454
13312 * tree.c (tree_size): Add case for TREE_BINFO.
13313 * fold-const.c (fold_checksum_tree): Only clear the overloaded
13314 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13316 2005-03-15 Roger Sayle <roger@eyesopen.com>
13318 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13319 op1 whilst expanding the signed widenening multiply variant.
13321 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
13323 * toplev.c (display_target_options): Avoid unused variable warning if
13324 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13325 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13326 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13327 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13328 (mips_isa_info): New variable.
13329 (mips_parse_cpu): Remove the first argument and leave the caller
13331 (TARGET_HANDLE_OPTION): Override default.
13332 (mips_handle_option): New function. Move option validation code from...
13333 (override_options): ...here. Update calls to mips_parse_cpu.
13334 * config/mips/mips.h (mips_arch_string, mips_tune_string)
13335 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13336 (SUBTARGET_TARGET_OPTIONS): Delete.
13337 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13338 (mno-flush-func, mtune=): New options.
13340 2005-03-15 Roger Sayle <roger@eyesopen.com>
13341 Richard Henderson <rth@redhat.com>
13343 * real.c (c4x_single_format, c4x_extended_format): Provide values
13344 for signbit_ro for c4x's single and extended floating point formats.
13345 * optabs.c (expand_copysign): Use the floating point format's
13346 signbit_ro for expanding via expand_copysign_absneg, and it's
13347 signbit_rw field for expanding via expand_copysign_bit.
13349 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
13351 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13352 known_alignment_for_access_p.
13353 (known_alignment_for_access_p): New.
13354 (do_peeling_for_alignment): Field made int instead of bool and renamed
13355 to peeling_for_alignment.
13356 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13357 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13358 functionality used to be in vect_analyze_operations.
13359 (vect_analyze_operations): Code to determine vectorization factor was
13360 moved to vect_determine_vectorization_factor.
13361 (vect_enhance_data_refs_alignment): Update to correct alignment when it
13362 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13364 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13365 be part of vect_analyze_operations).
13366 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13367 creating the guard condition, as the number of iterations may be
13369 (slpeel_tree_peel_loop_to_edge): Use new name of
13370 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13371 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13372 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13373 (vect_do_peeling_for_alignment): Use fold.
13374 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13376 (vect_update_inits_of_dr): Renamed to
13377 vect_update_init_of_dr.
13378 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13379 (vectorizable_store): Fix assertion to use == instead of =.
13381 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
13383 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13384 call_used_regs for wCG registers.
13386 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13388 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13389 for non-offsettable memory references to cope with outstanding reload
13390 replacements, take 2.
13392 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13395 * config/i386/i386.h (x86_fisttp): New.
13396 (TARGET_FISTTP): New macro.
13397 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13398 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13399 instruction when fisttp flag is set.
13400 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13402 * config/i386/i386.md (type attribute): Add fisttp.
13403 (unit attribute): Set to i387 for fisttp type.
13404 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13405 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13407 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13408 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13410 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13411 patterns for TARGET_FISTTP. Enable patterns for
13412 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13413 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13414 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13415 implement fisttp x87 insn.
13416 (fix_trunc*_i387_fisttp splitters): New patterns.
13417 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13418 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13419 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13421 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13422 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13423 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13424 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13425 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13426 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13427 Disable patterns for TARGET_FISTTP.
13428 (fix_trunc*_i387 splitters): Implement usign mode macros.
13429 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13430 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13431 (fix_trunx*_sse peephole2s): Implement using mode macros.
13433 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13435 PR rtl-optimization/20291
13436 * combine.c (try_combine): If splitting fails, re-try with
13437 original combined pattern, i.e. before clobber stripping.
13439 2005-03-14 Eric Christopher <echristo@redhat.com>
13441 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13442 STACK_GROWS_DOWNWARD.
13444 2005-03-14 Roger Sayle <roger@eyesopen.com>
13446 * real.h (struct real_format): Split the signbit field into two
13447 two fields, signbit_ro and signbit_rw.
13448 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13449 mips_double_format, ieee_extended_motorola_format,
13450 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13451 ieee_extended_intel_128_format, ibm_extended_format,
13452 mips_extended_format, ieee_quad_format, mips_quad_format,
13453 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13454 i370_double_format, c4x_single_format, c4x_extended_format,
13455 real_internal_format): Update initializers for new field.
13456 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13457 real_format structure.
13458 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13459 field of the real_format structure.
13461 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13463 Fix PR tree-optimization/20458
13465 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13466 DECL_EXTERNAL on STRUCT_FIELD tags.
13467 (clear_call_clobbered): Ditto.
13468 * tree-ssa-operands.c (note_addressable): Make sure the original
13469 variable doesn't slip into the addressable list if we have
13471 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13474 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13476 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13477 (-fwide-exec-charset): Likewise.
13478 (-finput-charset): Likewise.
13479 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13480 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13481 * c.opt (Wnormalized): New.
13483 2005-03-14 Devang Patel <dpatel@apple.com>
13485 * doc/invoke.texi: Add reference to Visibility document.
13487 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13489 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13490 MASK_SPLIT_ADDRESSES.
13491 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13492 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13493 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13494 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13495 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13496 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13497 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13498 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13499 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13500 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13501 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13502 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13503 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13504 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13505 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13506 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13507 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13508 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13509 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13510 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13511 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13512 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13513 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13514 (TARGET_EXPLICIT_RELOCS): Delete.
13515 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13516 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13517 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13518 (override_options): Set MASK_LONG64 if -mint64 is given and no
13519 -mlongXX option is. Complain about -mint64 -mlong32.
13520 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13521 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13522 * config/mips/mips.opt: New file.
13524 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13526 * config.gcc (extra_options): New variable for listing option files.
13527 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13528 * configure.ac (extra_opt_files): New AC_SUBST variable.
13529 (tm_file_list, tm_include_list): Include options.h first.
13530 * configure: Regenerate.
13531 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13532 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13533 (s-options-h): New rule.
13534 (options.h): Depend on it.
13535 (TEXI_GCCINT_FILES): Add options.texi.
13536 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13537 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13538 * target.h (gcc_target): Add default_target_flags and handle_option.
13539 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13540 (TARGET_HANDLE_OPTION): New macros.
13541 (TARGET_INITIALIZER): Include them.
13542 * opt-functions.awk (opt_args, nth_arg): New functions.
13543 (switch_flags): Handle the "Target" flag.
13544 (var_args): Delete.
13545 (var_name): Use opt_args and nth_arg.
13546 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13547 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13548 macros for the "Mask" and "InverseMask" options.
13549 * opts.h (cl_var_cond): New enum.
13550 (cl_option): Replace the "has_set_value" and "set_value" fields with
13551 "var_cond" and "var_value".
13552 (CL_TARGET): New macro.
13553 (option_enabled, print_filtered_help): Declare.
13554 (decode_options): Move definition.
13555 * opts.c (handle_option): Search for the original option before
13556 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13557 var_cond and var_value fields. Use targetm.handle_option to handle
13559 (decode_options): Set target_flags to targetm.default_target_flags.
13560 (print_filtered_help): Make global. Handle CL_TARGET.
13561 (option_enabled): New function.
13562 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13563 (display_target_options, set_target_switch, print_switch_values)
13564 (default_pch_valid_p): Guard uses of target_switches with
13565 #ifdef TARGET_SWITCHES. Also...
13566 (display_target_options): Display the CL_TARGET entries in cl_options.
13567 (set_target_option): Don't complain about the "" option when
13568 TARGET_SWITCHES is undefined.
13569 (print_switch_values): Use option_enabled.
13570 (default_pch_valid_p): Check cl_options[] when looking for something
13571 that has changed the value of target_flags.
13572 * c.opt: Remove documentation from top of file.
13573 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
13574 * doc/sourecebuild.texi: Refer to the new options documentation
13575 instead of c.opt. Document machine-specific .opt files.
13576 * doc/tm.texi (target_flags): Say that this variable is declared
13578 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13579 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13581 * doc/options.texi: New file.
13583 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13585 PR middle-end/18628
13586 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13589 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13592 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
13593 temporary variable of pointer type if an lvalues is required.
13594 (gimplify_modify_expr_rhs): Request an rvalue from it.
13595 (gimplify_expr): Pass fallback on.
13597 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13599 * cfgbuild.c: Update comments.
13601 2005-03-14 Roger Sayle <roger@eyesopen.com>
13603 PR rtl-optimization/17236
13604 * optabs.c (expand_doubleword_mult): New helper function split out
13605 from expand_binop. Permute the order in which instructions are
13606 emitted to minimize the number of simultaneously live registers.
13607 (expand_binop): Call expand_doubleword_mult to synthesize a double
13608 word multiplication.
13610 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13612 * basic-block.h: Update the prototypes of cached_make_edge and
13614 * cfg.c (cached_make_edge): Take edge_cache representing one
13615 row of the adjacency matrix of edges.
13616 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13617 (make_edges): Initialize edge_cache to represent one row of
13618 the adjacency matrix of edges.
13620 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13622 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13624 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13625 Remove unused removed_phis variable.
13626 (conditional_replacement): Use build1/build2.
13627 (abs_replacement): Use last_and_only_stmt and build1/build2.
13629 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13631 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13632 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13633 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13634 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13635 * c-common.c (handle_novops_attribute): New function.
13636 (c_common_attribute_table): Add "no vops" entry.
13637 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13638 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13639 * tree-ssa-operands.c (get_call_expr_operands): Do not
13640 create virtual operands for calls with ECF_NOVOPS flag.
13641 * tree.h (DECL_IS_NOVOPS): New macro.
13642 (struct tree_decl): Add novops_flag.
13643 (ECF_NOVOPS): New constant.
13645 2005-03-14 Uros Bizjak <uros@kss-loka.si>
13648 * config/i386/i386.c (x86_use_himode_fiop): New.
13649 (x86_use_simode_fiop): Rename from x86_use_fiop.
13650 * config/i386/i386.h (x86_use_himode_fiop): Declare.
13651 (TARGET_USE_HIMODE_FIOP): New.
13652 (x86_use_simode_fiop): Rename from x86_use_fiop.
13653 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13655 * config/i386/i386.md (X87MODEI12): New mode macro define.
13656 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
13657 to implement x87 FP compare with HImode input operands.
13658 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13659 Use X87MODEI12 mode macro to handle HImode input operands.
13660 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13661 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13662 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13663 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13664 macro to implement x87 operators with HImode input operands.
13665 (fop splitters): Use X87MODEI12 mode macro to handle HImode
13668 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13670 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13672 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13673 constants invariant.
13675 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13677 * basic-block.h (BB_VISITED): Removed.
13678 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13680 2005-03-14 Falk Hueffner <falk@debian.org>
13683 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13685 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13687 * ggc-zone.c: Fix comment typos.
13689 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13690 stringpool.c, config/mips/mips-protos.h: Update copyright.
13692 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13694 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
13695 throughout with its typedef, "rtx".
13696 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
13697 (rs6000_tls_symbol_ref_1): Remove inline keyword.
13698 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
13699 regs in comment to match code.
13701 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13703 * except.c (check_handled): Make it static.
13704 * except.h: Remove the corresponding prototype.
13706 * function.c (get_func_frame_size): Make it static.
13707 * function.h: Remove the corresponding type.
13709 * regclass.c (reg_class_superclasses, reg_class_subclasses):
13711 * hard-reg-set.h: Remove the corresponding declarations.
13713 * tree-cfg.c (verify_stmts): Check that
13714 bb_for_stmt (stmt) == bb for every PHI node and statement.
13716 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13718 * config.gcc: Remove excess indentation.
13719 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
13721 2005-03-13 Roger Sayle <roger@eyesopen.com>
13723 PR middle-end/19331
13724 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
13725 * fold-const.c (fold_sign_changed_comparison): Likewise.
13726 (fold_binary): Optimize comparisons against widened operands if
13727 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
13729 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13731 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
13732 (sparc_override_options): Initialize it.
13733 (sparc_struct_value_rtx): Set it on the MEM to be returned.
13735 2005-03-13 David Edelsohn <edelsohn@gnu.org>
13737 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
13738 (reg_or_none500mem_operand): New predicate.
13739 (zero_reg_mem_operand): New predicate.
13740 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
13741 to reg_or_none500mem_operand.
13742 (extendsfdf2_fpr): Add MEM alternative.
13743 (extenddftf2_internal): Change operand2 predicate to
13744 zero_reg_mem_operand.
13746 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13748 * ggc-zone.c: Rewritten.
13750 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
13752 * configure.ac: Define GGC_ZONE for --with-gc=zone.
13753 * config.in: Regenerated.
13754 * configure: Regenerated.
13755 * gengtype.c (write_types_process_field, write_func_for_structure):
13756 Pass new argument to gt_pch_note_object.
13757 * ggc-common.c (struct ptr_data): Add TYPE.
13758 (gt_pch_note_object): Take TYPE argument and save it.
13759 (call_count): Update call to ggc_pch_count_object.
13760 (call_alloc): Update call to ggc_pch_alloc_object.
13761 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
13763 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
13764 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
13765 (ggc_alloc_zone_stat): Delete.
13766 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
13767 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
13768 (ggc_pch_alloc_object): Update prototypes.
13769 (garbage_zone): Delete.
13770 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
13771 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
13773 (tree_id_zone): New variable.
13774 (ggc_alloc_cleared_zone): Remove unused.
13775 (ggc_alloc_zone): Define.
13776 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
13777 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
13778 ggc_alloc_zone_stat.
13779 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
13780 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
13781 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
13782 (make_node_stat): Likewise. Use tree_id_zone.
13784 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13785 Joseph S. Myers <joseph@codesourcery.com>
13787 * configure.ac: Check for MIPS TLS.
13788 * configure: Regenerated.
13789 * config/mips/mips-protos.h (enum mips_symbol_type): Add
13790 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
13791 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
13792 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
13793 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
13794 (mips_classify_symbol, mips_symbolic_constant_p)
13795 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
13796 (mips_tls_operand_p, mips_call_tls_get_addr)
13797 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
13798 (mips_tls_symbol_ref_1): New functions.
13799 (mips_legitimize_address, mips_legitimize_const_move): Call
13800 mips_legitimize_tls_address.
13801 (override_options): Handle V1_REG and TLS symbols. Disable TLS
13803 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
13804 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
13805 (mips_char_to_class): Document V1_REG.
13806 (HAVE_AS_TLS): Provide default.
13807 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
13809 (load_got<mode>): Renamed from *load_got<mode>. Allow when
13811 (tls_get_tp_<mode>): New instruction.
13813 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13815 * configure.ac: Update checks for target tools.
13816 * configure: Regenerated.
13818 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13820 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
13822 2005-03-13 Roger Sayle <roger@eyesopen.com>
13824 * expmed.c (expand_mult): Use synthetic multiplication sequences for
13825 more classes of DImode multiplication by constant. Allow both
13826 multiplication by small negative constants (by performing a
13827 multiplication by a positive constant and negating the result) and
13828 multiplications by large powers of two, by using a left shift.
13830 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13832 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
13833 of basic blocks into work_stack.
13835 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
13836 config/mips/vr.h: Update copyright.
13838 * c-decl.c (c_init_decl_processing): Remove useless calls to
13839 build_function_type.
13841 * builtins.c (fold_trunc_transparent_mathfn,
13842 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
13843 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13844 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
13845 fold_builtin_strcpy, fold_builtin_strncpy,
13846 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
13849 * builtins.c (expand_builtin_mathfn_3): Remove local variable
13852 * lambda-code.c (lambda_compute_auxillary_space): Remove local
13853 variable determinant.
13855 * tree-cfg.c (group_case_labels): Remove local variable type.
13857 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
13860 * tree-ssa-phiopt.c (value_replacement): Remove local variable
13863 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
13866 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13867 (*movmemqi_insn): Delete.
13868 (*movmemhi): Delete.
13870 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13872 * builtins.c (fold_builtin_classify): Take decomposed
13873 arguments of CALL_EXPR.
13874 (fold_builtin_1): Update a call to fold_builtin_classify.
13876 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
13879 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13880 through into call to parser_xref_tag after parse error.
13881 (c_parser_struct_declaration): Consistently return NULL_TREE on
13884 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13886 * tree-flow-inline.h (ref_contains_array_ref): New function.
13887 (lookup_subvars_for_var): Ditto.
13888 (get_subvars_for_var): Ditto.
13889 (var_can_have_subvars): Ditto.
13891 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13892 (struct subvar): New type.
13894 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13896 * tree-optimize.c (init_tree_optimization_passes): Call
13897 pass_create_structure_vars.
13899 * tree-ssa-alias.c: Include vec.h.
13900 (init_alias_info): Don't auto-clear call clobbered on struct-field
13902 (compute_flow_insensitive_aliasing): Handle subvars.
13903 (group_aliases): Handle STRUCT_FIELD aliases.
13904 (setup_pointers_and_addressables): Ditto.
13905 Don't mark variables non-addressable if they still have
13906 addressable subvars.
13907 Also mark subvars addressable when the real variable is marked
13909 (add_pointed_to_var): Try to prune the pointed-to set by only
13910 pointing to subvars when possible.
13911 Otherwise, make sure we set addresses_needed and pt_vars to
13912 properly include subvars.
13913 (bitpos_of_field): New function.
13914 (push_fields_onto_fieldstack): Ditto.
13915 (get_or_create_used_part_for): Ditto.
13916 (create_overlap_variables_for): Ditto.
13917 (find_used_portions): Ditto.
13918 (create_structure_vars): Ditto.
13919 (pass_create_structure_vars): New structure.
13921 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13922 (get_expr_operands): Handle subvars. Also try to turn
13923 COMPONENT_REF accesses into must-defs now that we can accurately
13925 (note_addressable): Try to only mark as addressable those subvars
13926 we know a COMPONENT_REF touches.
13927 (overlap_subvar): New function.
13929 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13930 Handle subvar storing.
13931 (vect_address_analysis): Update caller of vect_object_analysis.
13933 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13935 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13936 (STMT_VINFO_SUBVARS): New macro.
13938 * common.opts: add flag_tree_salias.
13940 * opts.c (decode_options): flag_tree_salias defaults to on.
13942 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13944 * doc/tree-ssa.texi: Document structural alias analysis.
13946 2005-03-12 Steven Bosscher <stevenb@suse.de>
13948 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13949 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13950 * tree-ssa-operands.c (get_expr_operands): Likewise.
13951 (get_expr_operands): Likewise for ERROR_MARK.
13953 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13955 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13958 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13961 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13962 (mark_operand_necessary): Remove local variable ver.
13964 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13965 variable prefix_len.
13967 * value-prof.c (mod_subtract_transform): Remove local variable
13970 * builtins.c (fold_builtin_exponent): Take decomposed
13971 arguments of CALL_EXPR.
13972 (fold_builtin_1): Update a call to fold_builtin_exponent.
13974 * builtins.c (fold_builtin_logarithm): Take decomposed
13975 arguments of CALL_EXPR.
13976 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13978 * c-decl.c (c_init_decl_processing): Remove local variables
13979 ptr_ftype_void and ptr_ftype_ptr.
13981 * gimplify.c (gimplify_expr): Remove local variables r0 and
13984 * reg-stack.c (move_for_stack_reg): Remove local variable
13986 (compare_for_stack_reg): Remove local variable flags_user.
13987 (convert_regs_1): Remove local variable deleted.
13989 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13991 (combine_blocks): Remove local variables exits and new_e.
13993 * tree-inline.c (expand_call_inline): Remove local variable
13996 * tree-ssa-live.c (create_ssa_var_map,
13997 calculate_live_on_entry): Remove local variable snn.
13999 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14001 * c-lex.c (c_lex_with_flags): Add parameter to call to
14004 2005-03-11 Per Bothner <per@bothner.com>
14006 * c-tree.h (struct c_declarator): New id_loc field.
14007 * c-pragma.h (c_lex_with_flags): Take position reference.
14008 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14009 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14010 (c_lex): Pass dummy location to c_lex_with_flags.
14011 * c-parser.c (c_lex_one_token): Set c_token's location using
14012 c_lex_with_flags, instead of input_location, which might be "ahead".
14013 (c_parser_direct_declarator): Set declarator's id_loc from
14015 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14016 declarator's id_loc, rather than probably-imprecise input_location.
14017 (build_id_declarator): Initialize c_declarator's id_loc field.
14019 2005-03-11 Roger Sayle <roger@eyesopen.com>
14021 PR middle-end/20419
14022 * builtins.c (expand_builtin_signbit): Force the signbit's word
14023 into an integer register to avoid SUBREGs of floating point modes.
14025 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14027 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14028 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14029 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14030 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14032 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14034 PR rtl-optimization/20306
14035 * expr.c (emit_move_complex): Set try_int false if mode is
14036 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14037 emit_block_move if try_int is true.
14039 2005-03-11 Richard Henderson <rth@redhat.com>
14042 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14043 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14046 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14048 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14049 (TARGET_FIX_VR4130): New macro.
14050 (TARGET_OPTIONS): Add -mfix-vr4130.
14051 (ISA_HAS_MACCHI): New macro.
14052 (ASM_SPEC): Add -mfix-vr4130.
14053 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14054 (override_options): Handle mips_fix_vr4130_string.
14055 (mips_avoid_hazards): Clear all_noreorder_p
14056 if we're working around VR4130 errata and the macc alternatives
14058 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14059 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14060 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14061 (MULTILIB_DEFAULTS): Remove leading "march=".
14062 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14063 if no architecture option is given.
14064 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14066 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14067 * doc/invoke.texi: Document -mfix-vr4130.
14069 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14071 * config/mips/mips.c (override_options): Only warn about -mint64
14072 deprecation if TARGET_INT64.
14074 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14076 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14077 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14078 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14079 are non-specific regarding the nonnull parameter positions.
14080 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14081 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14082 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14083 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14085 * builtins.def: Use the non-specific "nonnull" attibute lists.
14087 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14089 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14090 single_pred_edge, single_succ, single_pred): Improve comments.
14092 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14094 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14095 single_pred_edge, single_succ, single_pred): New inline functions.
14096 * bb-reorder.c (rotate_loop, find_traces_1_round,
14097 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14098 duplicate_computed_gotos): Use the single_succ/pred functions.
14099 * cfganal.c (forwarder_block_p): Ditto.
14100 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14101 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14102 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14103 merge_seq_blocks): Ditto.
14104 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14105 * cfglayout.c (fixup_reorder_chain): Ditto.
14106 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14107 canonicalize_loop_headers, verify_loop_structure): Ditto.
14108 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14109 mfb_update_loops, create_preheader, force_single_succ_latches,
14110 create_loop_notes): Ditto.
14111 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14112 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14113 commit_one_edge_insertion, purge_dead_edges,
14114 cfg_layout_can_merge_blocks_p): Ditto.
14115 * except.c (sjlj_emit_function_enter): Ditto.
14116 * flow.c (init_propagate_block_info): Ditto.
14117 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14118 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14119 insert_insn_end_bb): Ditto.
14120 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14121 find_if_case_2): Ditto.
14122 * lambda-code.c (perfect_nestify): Ditto.
14123 * lcm.c (optimize_mode_switching): Ditto.
14124 * loop-doloop.c (doloop_modify): Ditto.
14125 * loop-init.c (loop_optimizer_init): Ditto.
14126 * loop-iv.c (simplify_using_initial_values): Ditto.
14127 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14128 * loop-unswitch.c (unswitch_loop): Ditto.
14129 * modulo-sched.c (generate_prolog_epilog): Ditto.
14130 * predict.c (combine_predictions_for_insn, estimate_probability,
14131 tree_estimate_probability, last_basic_block_p,
14132 estimate_bb_frequencies): Ditto.
14133 * profile.c (branch_prob): Ditto.
14134 * regrename.c (copyprop_hardreg_forward): Ditto.
14135 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14136 * tracer.c (layout_superblocks): Ditto.
14137 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14138 cfg_remove_useless_stmts_bb, cleanup_control_flow,
14139 cleanup_control_expr_graph, disband_implicit_edges,
14140 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14141 tree_verify_flow_info, tree_make_forwarder_block,
14142 tree_forwarder_block_p, remove_forwarder_block,
14143 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14144 * tree-if-conv.c (tree_if_conversion): Ditto.
14145 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14146 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14147 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14148 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14149 copy_loop_headers): Ditto.
14150 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14151 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14152 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14153 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14154 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14155 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14156 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14157 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14158 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14159 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14160 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14161 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14162 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14163 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14164 slpeel_add_loop_guard): Ditto.
14166 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
14168 PR tree-optimization/15784
14169 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14172 * stmt.c (expand_case): Don't change index_type. Convert minval
14173 to the proper type.
14175 PR tree-optimization/20130
14176 * fold-const.c (fold): Fold x * -1 into -x.
14178 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
14180 PR rtl-optimization/20331
14181 * rtlanal.c (modified_between_p): Check its address first for MEM.
14182 (modified_in_p): Likewise.
14184 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
14186 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14188 2005-03-10 Steven Bosscher <stevenb@suse.de>
14190 * expr.c (expand_expr_real_1): If possible, use a conditional
14191 move for expanding MIN_EXPR and MAX_EXPR.
14192 Use temp for moving around rtx-en.
14194 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14197 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14200 2005-03-10 Roger Sayle <roger@eyesopen.com>
14202 * builtins.c (expand_builtin_signbit): Extend to handle floating
14203 point modes wider than the largest integer type, using the
14204 operand_subword_force function to obtain the signbit's word.
14206 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14209 * combine.c (try_combine): If recog_for_combine added CLOBBERs
14210 to NEWI2PAT, fail to combine if they are used by NEWPAT.
14212 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14214 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14216 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14218 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14220 (perform_edge_inserts): Unconditionally call
14221 free_dominator_info.
14223 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14225 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14227 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14229 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14231 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14233 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14235 (rtl_register_value_prof_hooks,
14236 tree_value_profile_transformations,
14237 tree_register_value_prof_hooks): Likewise.
14238 * var-tracking.c (stack_adjust_offset_pre_post,
14239 variable_htab_free, variable_union, dataflow_set_different_2,
14240 count_uses, variable_was_changed, set_frame_base_location,
14241 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14242 vt_add_function_parameters): Likewise.
14243 * varasm.c (named_section_real, named_section, make_decl_rtl,
14244 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14245 const_hash_1, compare_constant, copy_constant, force_const_mem,
14246 output_constant_pool_2, output_constant_pool_1, output_constant,
14247 output_constructor, make_decl_one_only, decl_tls_model,
14248 default_no_named_section, default_elf_select_section_1,
14249 default_unique_section_1): Likewise.
14250 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14251 * vmsdbgout.c (addr_const_to_string): Likewise.
14254 * function.c (struct assign_parm_data_one): Remove last_named
14256 (assign_parm_find_data_types): Don't determine last_named.
14257 Reorder named_parm determination.
14258 (assign_parms): Only setup varargs on the last non-varadic
14261 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14263 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14264 sda base address on medium model.
14266 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
14268 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14269 * cfgloop.c (flow_loop_nodes_find): Export.
14270 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14272 * cfgloopmanip.c (fix_loop_structure): New function.
14273 * predict.c (predict_loops): Clean up the loops information.
14274 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14275 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14277 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14278 (rewrite_into_loop_closed_ssa): Declaration changed.
14279 * tree-loop-linear.c (linear_transform_loops): Add argument to
14280 rewrite_into_loop_closed_ssa call.
14281 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14282 * tree-ssa-loop-im.c (move_computations): Ditto.
14283 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14284 * tree-vectorizer.c (vectorize_loops): Ditto.
14285 * tree-optimize.c: Include cfgloop.h.
14286 (execute_todo): Choose whether to call cleanup_tree_cfg or
14287 cleanup_tree_cfg_loop.
14288 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14289 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14290 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14291 cleanup_tree_cfg_loop call.
14292 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14293 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14294 work on part of cfg.
14296 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14298 PR inline-asm/20314
14299 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14300 with multiple alternatives.
14302 * stmt.c (parse_output_constraint): Fix a typo.
14304 2005-03-09 Bob Wilson <bob.wilson@acm.org>
14306 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14307 assembly directive instead of deprecated "no-generics".
14309 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
14311 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14312 for non-offsettable memory references to cope with outstanding reload
14314 * config/s390/s390.md ("reload_outti"): Call find_replacement to
14315 avoid losing outstanding address reloads.
14316 ("reload_outdi", "reload_outdf"): Likewise.
14318 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14320 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14321 code. Add more cbrt transformations.
14323 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14325 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14327 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14329 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14330 NULL_TREE when a given tree is not simplified.
14331 (fold): Return the original tree when any of the functions
14332 mentioned above NULL_TREE.
14334 * fold-const.c (fold_unary, fold_binary): Take decomposed
14335 arguments, code, type, op0, and op1 in case of fold_binary.
14336 (fold): Update calls to fold_unary and fold_binary.
14338 2005-03-09 Roger Sayle <roger@eyesopen.com>
14340 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14341 a fndecl and an arglist instead of a CALL_EXPR, exp.
14343 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14345 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14347 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14349 * expr.c (expand_assignment): Remove orig_to_rtx.
14351 * fold-const.c (int_const_binop): Remove no_overflow.
14353 * ifcvt.c (noce_emit_move_insn): Remove inmode.
14355 * loop-iv.c (get_biv_step_1): Remove lhs.
14357 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14359 * real.c (real_nan): Remove neg.
14361 * function.c (thread_prologue_and_epilogue_insns): Remove i
14364 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14367 * tree-eh.c (tree_could_trap_p): Remove idx.
14369 * tree-into-ssa.c (ann): Remove ann.
14371 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14373 * tree-sra.c (decide_block_copy): Remove inst_count.
14375 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14377 * tree-ssa-loop-im.c (lhs): Remove.
14379 * cfgbuild.c (state, STATE, SET_STATE,
14380 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14382 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14383 (find_basic_blocks): Set the state of each basic block to
14386 2005-03-08 Jeff Law <law@redhat.com>
14388 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14389 goto results in the removal of edges in the CFG, then we need
14390 to recompute dominators.
14392 2005-03-09 Ben Elliston <bje@au.ibm.com>
14394 * c-common.c (c_do_switch_warnings): Comment fix.
14396 2005-03-08 Julian Brown <julian@codesourcery.com>
14398 * Patch from 2005-03-08 reverted for causing regressions and
14399 ppc-darwin bootstrap failure.
14401 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14403 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14404 Define the real function for ppc-darwin.
14405 * c-typeck.c (convert_arguments): Check for target-specific
14406 invalid argument call to unprototyped function.
14407 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14409 * target.h (invalid_arg_for_unprototyped_fn): New field
14411 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14412 default target hook.
14413 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14416 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14418 * c-typeck.c (constructor_stack, constructor_range_stack,
14419 initializer_stack): Make them static.
14421 * cfg.c (rbi_pool): Make it static.
14423 * gimple-low.c (lower_stmt_body): Make it static.
14424 * tree-flow.h: Remove the corresponding prototype. Don't
14425 declare lower_data.
14427 * sched-deps.c (cache_size): Make it static.
14429 * stor-layout.c (lang_adjust_rli): Make it static.
14431 2005-03-08 Julian Brown <julian@codesourcery.com>
14433 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14434 from being used for symbols with vague linkage when
14435 HAVE_GAS_COMDAT_GROUP is true.
14437 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14439 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14440 nlabel == JUMP_LABEL (jump).
14442 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14444 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14445 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14446 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14447 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14449 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14452 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14453 * c-common.c (handle_returns_twice): New function.
14454 (c_common_attribute_table): Declare eturns_twice' attribute.
14455 * doc/extend.texi: Document eturns_twice' attribute.
14456 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14457 (struct tree_decl): Add returns_twice_flag.
14459 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14461 * tree-ssa-phiopt.c: Fix a comment typo.
14463 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14464 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14465 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14468 2005-03-08 Richard Henderson <rth@redhat.com>
14470 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14471 builtin codes with ctzdi2, clzdi2, popcountdi2.
14472 (struct alpha_builtin_def): Add is_const.
14473 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14474 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14475 (alpha_init_builtins): Init them. Set nothrow and const attributes
14477 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14478 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14479 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14480 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14481 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14482 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14483 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14484 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14485 (TARGET_FOLD_BUILTIN): New.
14486 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14487 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14489 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14491 2005-03-08 Ira Rosen <irar@il.ibm.com>
14493 PR tree-optimization/20122
14494 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14495 condition of access function instead of base.
14497 2005-03-07 Jeff Law <law@redhat.com>
14498 Steven Bosscher <stevenb@suse.de>
14500 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14501 (find_taken_edge): Call find_taken_edge_computed_goto as
14502 appropriate. Allow any gimple invariant rather than just
14503 INTEGER_CST for VAL.
14504 (cleanup_control_flow): Cleanup a computed goto which has turned
14505 into a simple goto.
14506 (tree_merge_blocks): If block B has any forced labels, move
14507 them to the start of block A.
14508 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14509 computed gotos as well.
14510 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14511 removal of unnecessary computed gotos too.
14512 (lookup_redirection_data): Fix type of INSERT argument. Callers
14515 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14517 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
14518 Remove trailing spaces.
14520 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14521 unshare_all_trees): Make them static.
14522 * tree-gimple.h: Remove the corresponding prototypes.
14524 * diagnostic.h: Remove unused prototype
14525 debug_output_buffer.
14526 * modulo-sched.c: Remove unused prototype
14527 set_row_column_for_ps.
14529 * tree-ssa-phiopt.c (tree_ssa_phiopt,
14530 replace_phi_edge_with_variable): Remove unused variable i.
14532 2005-03-07 Per Bothner <per@bothner.com>
14534 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14536 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
14539 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14540 bbs on the COND_EXPR instead of the PHI_NODEs.
14541 (candidate_bb_for_phi_optimization): Remove.
14542 (replace_phi_with_stmt): Rename to ...
14543 (replace_phi_edge_with_variable): this and change so that we
14544 replace the phi argument instead of removing the PHI.
14545 (conditional_replacement): Change so we deal with PHI with more
14546 than two arguments.
14547 (value_replacement): Likewise.
14548 (abs_replacement): Likewise.
14550 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14552 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14553 output_e500_flip_gt_bit.
14555 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14557 (rs6000_generate_compare): Fix logic to look at the correct bits.
14558 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14560 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14561 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
14562 gen_move_from_CR_gt_bit.
14564 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14565 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14566 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14568 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14569 (E500_CR_IOR_COMPARE): New constant.
14571 2005-03-08 Earl Chew <earl_chew@agilent.com>
14572 David Billinghurst <David.Billinghurst@riotinto.com>
14574 * config/i386/host-cygwin.c: New file to support precompiled
14576 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14577 * config.host: Use above files for cygwin host.
14579 2005-03-07 David Edelsohn <edelsohn@gnu.org>
14581 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14582 ordering ops from earlier change.
14584 2005-03-07 Per Bothner <per@bothner.com>
14586 Various fixes to allow us to again build if --enable-mapped-location:
14587 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14588 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14589 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14590 local variable loc. Change logic appropriately.
14591 * tree-vect-transform.c (vect_finish_stmt_generation): Use
14592 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14593 * c-parser.c (c_parser_for_statement): Initialize loc variable.
14594 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14595 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14597 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
14599 PR rtl-optimization/19683
14600 * reload1.c (choose_reload_regs): Pass the number of bits, not the
14601 number of bytes, to smallest_int_for_mode. Fix arguments to
14602 REG_CANNOT_CHANGE_MODE_P.
14604 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14606 * reorg.c (relax_delay_slots): Check that the jump is
14607 conditional before trying to invert it.
14609 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14611 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14614 * calls (stack_arg_under_construction): Make it static.
14616 * flow.c (regs_live_at_setjmp): Make it static.
14617 * flow.h: Remove the corresponding prototype.
14619 * reload1.c (reload_startobj, reload_firstobj,
14620 something_needs_operands_changed, reload_inherited,
14621 reload_inheritance_insn, reload_override_in,
14622 reload_spill_index): Make them static.
14624 * recog.c (verify_changes): Make it static.
14625 * recog.h: Remove the corresponding prototype.
14627 * cfgbuild.c (find_sub_basic_blocks): Remove.
14628 * basic-block.h: Remove the corresponding prototype.
14629 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14631 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14633 * tree-ssa-operands.c (check_build_stmt): Remove.
14635 * stor-layout.c (set_alignment): Remove.
14636 * tree.h: Remove the corresponding prototype.
14638 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14640 * tree-ssa-dce.c (control_dependence_map,
14641 visited_control_parents): Make them static.
14643 * cfghooks.c (verify_flow_info): Remove local variable
14646 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14649 * loop-unswitch.c (unswitch_loop): Remove local variable src.
14651 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
14653 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14655 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
14657 * config/ia64/hpux.h (LINK_SPEC): Add -z.
14658 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14659 PARALLEL for an empty structure.
14661 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14663 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14665 * fold-const.c (fold_binary): Unroll the very first "for"
14668 2005-03-06 David Edelsohn <edelsohn@gnu.org>
14670 * config/rs6000/predicates.md (branch_comparison_operator): Remove
14671 redundant match_code test.
14672 (scc_comparison_operator): Swap match_operand and match_code
14674 (branch_positive_comparison_operator): Same.
14675 (trap_comparison_operator): Use comparison_operator and swap with
14678 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
14681 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14682 (out_movhi_r_mr): Read low byte of volatile MEM first.
14683 (out_movhi_mr_r): Write high byte of volatile MEM first.
14685 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14687 * cselib.c (reg_values, reg_values_size): Make them static.
14689 * cse.c (cse_reg_info_table): Make it static.
14691 * fold-const.c (fold_unary): Use build1 instead of copy_node.
14693 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
14695 * cse.c (find_best_addr): Use canon_for_address.
14697 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14699 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
14700 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
14701 SUBREG and MEM, respectively.
14703 * fold-const.c (fold_binary): Use code instead of t.
14705 * fold-const.c (optimize_minmax_comparison): Take decomposed
14706 arguments code, type, op0, and op1 instead of t.
14707 (fold_binary): Update a call to optimize_minmax_comparison.
14709 * fold-const.c (fold_range_test): Take decomposed arguments
14710 code, type, op0, and op1 instead of t.
14711 (fold_binary): Update a call to fold_range_test.
14713 * fold-const.c (fold_binary_op_with_conditional_arg): Take
14714 decomposed arguments code, type, op0, and op1 instead of t.
14715 (fold_binary): Update a call to fold_range_test.
14717 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14719 * fold-const.c (fold_binary): Avoid directly using the original
14720 expression t as much as possible.
14722 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14724 * c-semantics.c (build_stmt): Use TYPE_P instead of
14725 IS_NON_TYPE_CODE_CLASS.
14726 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
14727 (NON_TYPE_CHECK): Use TYPE_P instead of
14728 IS_NON_TYPE_CODE_CLASS.
14730 * fold-const.c (fold): Remove handling of binary expressions.
14732 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
14734 * doc/c-tree.texi: Wrap comments in @r{}.
14735 * doc/cpp.texi: Likewise.
14736 * doc/cppinternals.texi: Likewise.
14737 * doc/extend.texi: Likewise.
14738 * doc/md.texi: Likewise.
14739 * doc/objc.texi: Likewise.
14740 * doc/sourcebuild.texi: Likewise.
14741 * doc/tm.texi: Likewise.
14742 * doc/tree-ssa.texi
14744 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14746 * predict.c (apply_return_prediction): Standardize PHI chain
14748 * tree-ssa.c (ssa_redirect_edge): Likewise.
14750 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
14751 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
14754 * tree-phinodes.c (remove_phi_node): Drop the last argument.
14755 * tree-flow.h: Adjust the prototype for remove_phi_node.
14756 * lambda-code.c (perfect_nestify): Adjust a call to
14759 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
14760 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
14762 * tree-ssa-dce.c (remove_dead_phis): Likewise.
14763 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
14764 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
14765 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
14767 * combine.c (simplify_and_const_int): Use gen_int_mode instead
14768 of GEN_INT (trunc_int_for_mode (...)).
14769 * loop-iv.c (iv_number_of_iterations): Likewise.
14770 * postreload.c (reload_cse_move2add): Likewise.
14771 * simplify-rtx.c (simplify_const_unary_operation,
14772 simplify_const_binary_operation): Likewise.
14773 * stor-layout.c (get_mode_bounds): Likewise.
14775 * fold-const.c (fold_binary): New.
14776 (fold): Call fold_binary on binary expressions.
14778 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
14780 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
14781 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
14782 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
14783 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
14784 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
14786 2005-03-04 Devang Patel <dpatel@apple.com>
14788 PR tree-optimization/18815
14789 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14790 loops with zero exit edges.
14792 2005-03-04 Devang Patel <dpatel@apple.com>
14794 * doc/invoke.texi: Remove reference to webpage that does not exist.
14796 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
14797 Joseph S. Myers <joseph@codesourcery.com>
14800 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
14801 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
14802 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
14803 * pa.c (get_plabel): Change argument to symbol_ref. Call
14804 maybe_get_identifier instead of get_identifier.
14805 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
14806 (struct deferred_plabel): Replace name field with symbol field.
14807 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
14808 ASM_OUTPUT_EXTERNAL_REAL is defined.
14809 (output_global_address): Use output_addr_const for output of all
14811 (output_deferred_plabels): Use symbol_ref instead of name for address
14813 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
14814 ASM_OUTPUT_SYMBOL_REF): New macros.
14815 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
14817 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
14820 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
14822 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
14823 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
14825 2005-03-04 Jeff Law <law@redhat.com>
14827 * basic-block.h (rediscover_loops_after_threading): Declare.
14828 * tree-ssa-dom.c: Include cfgloop.h.
14829 (tree_ssa_dominator_optimize): Discover loops and some basic
14830 properties. Remove forwarder blocks recreated by loop header
14831 canonicalization. Also mark backedges in the CFG.
14832 * tree-ssa-threadupdate.c: Include cfgloop.h
14833 (rediscover_loops_after_threading): Define.
14834 (struct local_info): New field, JUMP_THREADED.
14835 (prune_undesirable_thread_requests): New function.
14836 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
14837 then record that fact for the callers of redirct_edges.
14838 (thread_block): If BB has incoming backedges, then call
14839 prune_undesirable_thraed_requests. Note when we are
14840 going to have to rediscover loop information. Return a
14841 boolean indicating if any jumps were threaded.
14842 (thread_through_all_blocks): Bubble up boolean indicating
14843 if any jumps were threaded.
14844 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
14845 (tree-ssa-threadupdate.o): Similarly.
14847 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14849 * fold-const.c (fold_ternary): Unroll the "for" loop to
14852 2005-03-04 Andrew Haley <aph@redhat.com>
14854 * unwind-dw2-fde-glibc.c (struct
14855 unw_eh_callback_data.check_cache): New field.
14856 (frame_hdr_cache): New.
14857 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
14858 Cache frame header info.
14860 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
14862 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14863 (print_c_condition): Declare.
14864 * read-rtl.c (ptr_loc): New structure.
14865 (ptr_locs, ptr_loc_obstack, joined_conditions)
14866 (joined_conditions_obstack): New variables.
14867 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14868 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14869 (join_c_conditions, print_c_condition): New functions.
14870 (apply_macro_to_string): Associate the new string with the same
14871 source location as the old one.
14872 (add_condition_to_string): Use join_c_conditions.
14873 (read_string): Use set_rtx_ptr_loc to record a filename and line
14874 number for the string.
14875 (read_rtx): Initialize the new variables above.
14876 * genattrtab.c (write_test_expr, write_attr_value): Use
14878 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
14879 comment above the GCC_VERSION check.
14880 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14881 Inline the definition of MAYBE_EVAL.
14882 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14883 * genoutput.c (process_template): Likewise.
14884 * genpreds.c (write_predicate_subfunction): Likewise.
14885 (write_predicate_expr): Use print_c_condition.
14886 * genrecog.c (write_cond): Likewise.
14887 * gensupport.c (process_rtx): Use join_c_conditions to join the
14888 conditions of a define_insn_and_split. Record a source location
14889 for the string after the "&&".
14890 (alter_test_for_insn): Use join_c_conditions.
14892 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14895 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14896 PR tree-optimization/15784
14897 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14900 2005-03-04 Ben Elliston <bje@au.ibm.com>
14902 * gcc.c (option_map): Add --coverage.
14903 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14904 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14905 * config/darwin.h: Pass -lgcov for `coverage'.
14906 * doc/invoke.texi (Debugging Options): Document --coverage.
14908 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14910 * gcse.c (bypass_block): Use find_edge wherever possible.
14912 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14916 * c-opts.c (c_common_parse_file): Call start_source_file
14917 and end_source_file at the approriate times.
14919 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14920 the main file, it will be done for us now.
14922 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14924 * fold-const.c (fold_ternary): New.
14925 (fold): Call fold_ternary on ternary expressions. Remove
14926 handling of ternary expressions.
14928 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14930 PR tree-optimization/15784
14931 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14934 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14936 * config/rs6000/predicates.md (branch_comparison_operator):
14937 Convert from C block to conditional format.
14939 2005-03-03 Jan Hubicka <jh@suse.cz>
14941 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14942 and non-constant public variables.
14944 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14946 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14949 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14952 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14953 calls to release_ssa_name and release_phi_node.
14955 * fold-const.c (fold): Remove handling of unary expressions.
14957 * fold-const.c (fold_unary): Avoid directly using the original
14958 expression t as much as possible.
14960 2005-03-03 Roger Sayle <roger@eyesopen.com>
14961 Andrew Pinski <pinskia@physics.uc.edu>
14963 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14964 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14966 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14968 Describe special registers SRP and MOF as allocatable registers.
14969 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14970 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14971 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14972 TARGET_HAS_MUL_INSNS.
14973 (cris_print_operand) <case 'd'>: New case.
14974 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14975 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14977 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14978 (REG_ALLOC_ORDER): Update for MOF.
14979 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14981 (GENERAL_REGS): No longer a define of ALL_REGS.
14982 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14983 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14984 Adjust accordingly.
14985 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14986 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14987 (SECONDARY_RELOAD_CLASS): Define.
14988 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14989 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14990 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14991 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14992 (REGISTER_MOVE_COST): Define.
14993 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14994 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14995 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14996 (CRIS_MOF_REGNUM): New define_constants.
14997 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14999 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15001 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15002 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15003 Adjust for MOF being properly described as a register.
15004 (indir_to_reg_split): Name this split. Conditionalize on the
15005 destination register being a general register.
15006 (movei): Conditionalize on on operands 0 and 1 having the same
15009 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15012 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15013 -mcpu to override any other explicitly given flags.
15015 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15017 * recog.c (verify_changes, confirm_change_group): New functions,
15018 broken out of apply_change_group.
15019 (apply_change_group): Use them.
15020 * recog.h (verify_change, confirm_change_group): Declare.
15021 * rtl.h (redirect_jump_2): Declare.
15022 * jump.c (redirect_exp, invert_exp): Delete.
15023 (invert_exp_1): Take second parameter. Return value. Changed caller.
15024 (redirect_jump_2): New function, broken out of redirect_jump.
15025 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15026 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15027 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15029 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15031 * varasm.c (named_section): Use xstrdup rather than doing it by
15034 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15036 2005-03-02 Devang Patel <dpatel@apple.com>
15038 Undo PR tree-optimization/18815 fix.
15040 2005-03-02 Devang Patel <dpatel@apple.com>
15042 PR tree-optimization/18815
15043 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15044 loops with zero exit edges.
15046 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15048 * cfg.c (connect_src, connect_dest, disconnect_src,
15049 disconnct_dest): New.
15050 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15051 redirect_edge_pred): Use the new functions.
15053 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15054 free_dominance_info only when needed.
15056 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15059 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15060 (reg_or_sub_cint64_operand): Same.
15062 2005-03-02 Jeff Law <law@redhat.com>
15064 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15065 CFG_ALTERED in the main DOM iteration loop.
15067 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15070 * varasm.c (initializer_constant_valid_p): Allow conversions
15071 between OFFSET_TYPEs. Tidy.
15073 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15075 * config/cris/cris.md ("return"): Remove epilogue delay list
15078 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15080 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15082 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15084 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15086 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15087 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15088 config/m68k/m68k.c, config/mips/mips.h,
15089 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15090 doc/include/gcc-common.texi: Update copyright.
15092 PR middle-end/18029 and PR middle-end/18030
15093 * expr.c (optimize_bitfield_assignment_op): Add a special case
15094 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15096 * fold-const.c (fold_unary): New.
15097 (fold): Call fold_unary on unary expressions.
15099 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15101 * cgraph.h (struct cgraph_edge): Add prev_caller and
15102 prev_callee fields.
15103 (cgraph_node_remove_callees): Export.
15104 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15106 (cgraph_edge_remove_callee): New function.
15107 (cgraph_edge_remove_caller): Likewise.
15108 (cgraph_remove_edge): Use.
15109 (cgraph_redirect_edge_callee): Likewise.
15110 (cgraph_node_remove_callees): New function.
15111 (cgraph_node_remove_callers): Likewise.
15112 (cgraph_remove_node): Use.
15113 * tree-optimize.c (tree_rest_of_compilation): Use
15114 cgraph_node_remove_callees instead of manual loop.
15115 * cgraphunit.c (cgraph_finalize_function): Likewise.
15116 (cgraph_expand_function): Likewise.
15117 (cgraph_remove_unreachable_nodes): Likewise.
15119 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15122 * c-tree.h (undeclared_variable, build_external_ref): Add extra
15124 * c-decl.c (undeclared_variable): Take location as argument.
15125 * c-typeck.c (build_external_ref): Likewise.
15126 * c-parser.c (c_parser_postfix_expression): Pass location of
15127 identifier to build_external_ref.
15129 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15131 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15132 CCEQ mode for branch_positive_comparison_operator test.
15133 * config/rs6000/predicates (branch_comparison_operator): Revert to
15135 (scc_comparison_operator): Same.
15136 (branch_positive_comparison_operator): Same.
15138 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
15140 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15141 (cris_delay_slots_for_epilogue): Remove.
15142 (save_last): Move into cris_target_asm_function_epilogue.
15143 (cris_target_asm_function_epilogue): Remove tests for file being
15145 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15146 (cris_delay_slots_for_epilogue): Remove prototypes.
15147 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15148 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15150 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15152 * config/rs6000/predicates.md (branch_comparison_operator): Change
15153 to define_special_predicate.
15154 (scc_comparison_operator): Same.
15155 (branch_positive_comparison_operator): Same.
15157 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
15159 * Makefile.in (tree-ssa-sink.o): New.
15160 (OBJS-common): Add tree-ssa-sink.o.
15161 * common.opt: Add -ftree-sink
15162 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15163 * timevar.def (TV_TREE_SINK): new timevar.
15164 * tree-flow.h (is_hidden_global_store): Prototype.
15165 * tree-optimize.c (init_tree_optimization_passes): Add
15167 * tree-pass.h (pass_sink_code): New.
15168 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15169 for non-obvious global store store to is_hidden_global_store, and
15170 call that new function.
15171 * tree-ssa-sink.c: New file.
15172 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15173 * doc/passes.texi: Document forward store motion.
15174 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15175 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15176 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15177 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15179 2005-03-01 Per Bothner <per@bothner.com>
15181 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15182 and we have a non-zero column-number, add it to the message.
15183 Also factor out the diagnostic_kind_text.
15185 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15187 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15188 flow_loop_pre_header_scan, flow_loop_pre_header_find,
15189 flow_loop_scan): Removed.
15190 (flow_loop_dump): Do not dump removed fields.
15191 (flow_loop_free): Do not free removed fields.
15192 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
15193 (loop_exit_edge_p): New function.
15194 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15195 num_pre_header_edges, entry_edges, num_entries, exit_edges,
15196 num_exits, exits_doms.
15197 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15198 LOOP_EDGES, LOOP_ALL): Removed.
15199 (flow_loop_scan): Declaration removed.
15200 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15201 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15203 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15204 (if_convert): Call flow_loops_find and flow_loops_free
15205 when calling mark_loop_exit_edges.
15206 * cfgloopanal.c (mark_loop_exit_edges): Moved from
15207 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
15208 free_dominance_info calls.
15209 * loop-init.c (flow_loops_find): Ditto.
15210 * passes.c (rest_of_handle_branch_prob): Ditto.
15211 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15212 * loop-unroll.c (analyze_insns_in_loop): Do not use
15214 * predict.c (predict_loops): Do not call flow_loop_scan.
15215 Use get_loop_exit_edges.
15216 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15217 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15218 Do not use EDGE_LOOP_EXIT.
15219 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15220 to bb_with_exit_edge_p.
15221 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15222 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15223 to bb_with_exit_edge_p.
15224 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15226 * tree-loop-linear.c (linear_transform_loops): Do not call
15227 flow_loop_scan. Use loop->single_exit.
15228 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15229 (vect_analyze_loop_form): Do not call flow_loop_scan.
15230 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15232 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15234 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15235 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15236 slpeel_tree_duplicate_loop_to_edge_cfg,
15237 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15238 Use loop_preheader_edge and loop->single_exit. Do not call
15241 2005-03-01 Nick Clifton <nickc@redhat.com>
15243 * config/arm/arm.c (thumb_find_work_register): Check all of the
15244 argument registers to see if they are free, and a couple of
15245 special cases where the last argument register but can be proved
15246 to be available during the function's prologue.
15247 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15248 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15249 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15251 (thumb_compute_save_reg_mask): Likewise. Also use
15252 thumb_find_work_register() to ensure that there is agreement about
15253 which work register is going to be used in the prologue.
15254 (thumb_output_function_prologue): Use unsigned long as the type
15255 for the register bit-mask. Also delay pushing the link register if
15256 other high registers are going to be pushed.
15257 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15258 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15259 redundant prototypes.
15261 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15264 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15265 and after reload in REG+REG indexed addresses without REG_POINTER
15266 set in the base and not set in the index.
15268 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
15270 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15271 Don't undefine here.
15272 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15273 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15274 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15275 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15276 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15278 * config.gcc (sh*-*-linux*): Use config/linux.h.
15280 2005-02-28 Dale Johannesen <dalej@apple.com>
15281 Stan Shebs <shebs@apple.com>
15283 Rewrite of 64-bit Darwin structure-by-value pass/return.
15284 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15285 intoffset, use_stack, named.
15286 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
15287 (rs6000_darwin64_record_arg_advance_flush): New.
15288 (rs6000_darwin64_record_arg_advance_recurse): New.
15289 (rs6000_darwin64_record_arg_flush): New.
15290 (rs6000_darwin64_record_arg_recurse): New.
15291 (rs6000_darwin64_record_arg): New.
15292 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
15293 (function_arg_boundary): Handle 128-bit aligned structs.
15294 (function_arg_advance): Rewrite darwin64 struct handling.
15295 (function_arg): Call rs6000_darwin64_record_arg.
15296 (function_arg_partial_nregs): Handle darwin64 structs.
15297 (rs6000_darwin64_function_value): Remove.
15298 (rs6000_function_value): Call rs6000_darwin64_record_arg.
15300 2005-02-28 Roger Sayle <roger@eyesopen.com>
15302 PR tree-optimization/20216
15303 * tree-chrec.c (tree_fold_factorial): Delete.
15304 (tree_fold_binomial): Change argument list to take a return type
15305 and change the type of K to unsigned int. Rewrite to avoid explicit
15306 evaluation of factorials, and (recursively) calling fold to perform
15307 compile-time arithmetic. Return NULL on (internal) overflow.
15308 (chrec_evaluate): Change type of K to an unsigned int. Avoid
15309 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
15310 if any intermediate calculation overflows.
15311 (chrec_apply): Update call to chrec_evaluate.
15313 2005-02-28 James E Wilson <wilson@specifixinc.com>
15315 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15317 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
15320 * c-parser.c (c_parser_compound_statement): Return error_mark_node
15321 instead of NULL_TREE on error.
15323 2005-02-28 David Edelsohn <edelsohn@gnu.org>
15325 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15326 (EASY_VECTOR_15_ADD_SELF): Remove.
15327 (num_insns_constant_wide): Not static.
15328 (validate_condition_mode): Not static.
15329 (toc_relative_expr_p): Not static.
15330 (legitimate_indirect_address_p): Not static.
15331 (macho_lo_sum_memory_operand): Not static.
15332 (invalid_e500_subreg): Not static.
15333 (easy_vector_same): Not static.
15334 (easy_vector_splat_const): Not static.
15335 (RS6000_SYMBOL_REF_TLS_P): Remove.
15336 (any_operand): Delete.
15337 (any_parallel_operand): Delete.
15338 (count_register_operand): Delete.
15339 (altivec_register_operand): Delete.
15340 (xer_operand): Delete.
15341 (s8bit_cint_operand): Delete.
15342 (short_cint_operand): Delete.
15343 (u_short_cint_operand): Delete.
15344 (non_short_cint_operand): Delete.
15345 (exact_log2_cint_operand): Delete.
15346 (gpc_reg_operand): Delete.
15347 (cc_reg_operand): Delete.
15348 (cc_reg_not_cr0_operand): Delete.
15349 (reg_or_short_operand): Delete.
15350 (reg_or_neg_short_operand): Delete.
15351 (reg_or_aligned_short_operand): Delete.
15352 (reg_or_u_short_operand): Delete.
15353 (reg_or_cint_operand): Delete.
15354 (reg_or_arith_cint_operand): Delete.
15355 (reg_or_add_cint64_operand): Delete.
15356 (reg_or_sub_cint64_operand): Delete.
15357 (reg_or_logical_cint_operand): Delete.
15358 (got_operand): Delete.
15359 (got_no_const_operand): Delete.
15360 (easy_fp_constant): Delete.
15361 (easy_vector_constant): Delete.
15362 (easy_vector_constant_add_self): Delete.
15363 (zero_constant): Delete.
15364 (zero_fp_constant): Delete.
15365 (volatile_mem_operand): Delete.
15366 (offsettable_mem_operand): Delete.
15367 (mem_or_easy_const_operand): Delete.
15368 (add_operand): Delete.
15369 (non_add_cint_operand): Delete.
15370 (logical_operand): Delete.
15371 (non_logical_cint_operand): Delete.
15372 (mask_operand): Delete.
15373 (mask_operand_wrap): Delete.
15374 (mask64_operand): Delete.
15375 (mask64_2_operand): Delete.
15376 (and64_operand): Delete.
15377 (and64_2_operand): Delete.
15378 (and_operand): Delete.
15379 (reg_or_mem_operand): Delete.
15380 (lwa_operand): Delete.
15381 (symbol_ref_operand): Delete.
15382 (call_operand): Delete.
15383 (current_file_function_operand): Delete.
15384 (input_operand): Delete.
15385 (rs6000_nonimmediate_operand): Delete.
15386 (rs6000_tls_symbol_ref): Delete.
15387 (save_world_operation): Delete.
15388 (restore_world_operation): Delete.
15389 (load_multiple_operation): Delete.
15390 (store_multiple_operation): Delete.
15391 (vrsave_operation): Delete.
15392 (mfcr_operation): Delete.
15393 (mtcrf_operation): Delete.
15394 (lmw_operation): Delete.
15395 (stmw_operation): Delete.
15396 (branch_comparison_operator): Delete.
15397 (branch_positive_comparison_operator): Delete.
15398 (scc_comparison_operator): Delete.
15399 (trap_comparison_operator): Delete.
15400 (boolean_operator): Delete.
15401 (boolean_or_operator): Delete.
15402 (min_max_operator): Delete.
15403 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15404 (EASY_VECTOR_15): Moved to here.
15405 (EASY_VECTOR_15_ADD_SELF): Move to here.
15406 (PREDICATE_CODES): Delete.
15407 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15408 Declare functions no longer static.
15409 * config/rs6000/predicates.md: New.
15410 * config/rs6000/rs6000.md: Include predicates.md
15412 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15414 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15415 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15417 * cfgrtl.c (need_fake_edge_p): Likewise.
15418 * combine.c (distribute_notes): Likewise.
15419 * emit-rtl.c (try_split): Likewise.
15420 * recog.c (peephole2_opimize): Likewise.
15421 * reg-notes.def (ALWAYS_RETURN): Remove.
15422 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15423 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15424 * tree.h (ECF_ALWAYS_RETURN): Remove.
15426 2005-02-28 Roger Sayle <roger@eyesopen.com>
15428 PR middle-end/19874
15429 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15430 between different machine modes is never a "useless" conversion.
15432 2005-02-28 Geert Bosch <bosch@gnat.com>
15435 * doc/contrib.texi: List contributors for Ada front end
15437 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15439 * simplify-rtx.c (simplify_unary_operation_1,
15440 simplify_const_unary_operation): New, extracted from...
15441 (simplify_unary_operation): ... this one.
15442 (simplify_binary_operation_1,
15443 simplify_const_binary_operation): New, extracted from...
15444 (simplify_binary_operation): ... this one.
15445 * rtl.h (simplify_const_unary_operation,
15446 simplify_const_binary_operation): Add prototypes.
15448 2005-02-28 Julian Brown <julian@codesourcery.com>
15450 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15451 building libjava and caused PR regression/20228.
15453 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15456 * Makefile.in (host_subdir): New.
15457 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15458 * configure: Regenerate.
15460 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15462 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15463 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15464 installation directory first.
15466 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15469 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15470 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15471 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15472 * config/cris/cris.md: Tweak comments referring to Q.
15473 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15474 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15475 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15476 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15477 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15478 Insert spaces in constraints to align alternatives vertically for
15480 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15483 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15485 PR rtl-optimization/17728
15486 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15487 operand 0 from general_operand to move_dest_operand.
15489 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15491 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15492 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15493 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15494 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15496 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15498 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15499 * configure: Regenerate.
15500 * libada-mk.in: Remove CC; rename
15501 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15503 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15506 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15507 for the lhs, also walk over the tree. Likewise for rhs.
15509 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15511 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15512 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15513 Do not propagate value of iv before increment over the increment.
15515 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
15517 * c-parser.c: New file.
15518 * c-parse.in: Remove.
15519 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15521 (c-parser.o): Add dependencies.
15522 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15523 maintainer-clean, TAGS): Update.
15524 * c-config-lang.in (gtfiles): Update.
15525 * gengtype-lex.l: Don't handle "@@".
15526 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15527 objc_build_synchronized, objc_begin_try_stmt,
15528 objc_begin_catch_clause, objc_finish_catch_clause,
15529 objc_build_finally_clause, objc_finish_try_stmt): New.
15530 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15532 (c_parse_init): Update comment.
15533 * c-decl.c (c_init_decl_processing): Update comment.
15534 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15535 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15536 new c_declspecs members.
15538 2005-02-25 Julian Brown <julian@codesourcery.com>
15540 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15541 from being used for symbols with vague linkage when
15542 HAVE_GAS_COMDAT_GROUP is true.
15544 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15546 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15548 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15551 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15552 (LIBGCC2_HAS_DF_MODE): New.
15553 (LIBGCC2_HAS_XF_MODE): New.
15554 (LIBGCC2_HAS_TF_MODE): New.
15555 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15556 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15557 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15558 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15559 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15560 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15561 and add _fixtfdi, _fixunstfdi, _floatditf
15562 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15563 L_fixunstfdi, L_floatditf.
15564 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15565 (LIBGCC2_HAS_TF_MODE): Define.
15567 2005-02-25 Diego Novillo <dnovillo@redhat.com>
15569 PR tree-optimization/20204
15570 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15571 REWRITE_THIS_STMT markers on PHI nodes.
15572 (rewrite_initialize_block): Likewise.
15574 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15576 * version.c (version_string): Update to 4.1.
15578 2005-02-25 Paolo Carlini <pcarlini@suse.de>
15580 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15581 Clarify that the alternative way doesn't work in GNU C++.
15583 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15585 PR tree-optimization/19937
15586 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15587 to the type of the induction variable.
15589 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
15591 PR rtl-optimization/20117
15592 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15593 the block including noncopyable insn.
15595 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15597 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15598 calls to find_reg_note.
15600 2005-02-24 Richard Henderson <rth@redhat.com>
15603 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15606 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
15608 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15609 vector types if to use base reg for misaligned non-word ld/std.
15611 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15614 * config/cris/cris.c (cris_target_asm_function_prologue): Create
15615 dwarf2 label manually and put it after, not before the prologue.
15617 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15620 * reload.c (operands_match_p): Only increment register number for
15621 SCALAR_INT_MODE_P modes in multiple hard registers.
15623 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15626 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15628 * ChangeLog.5: Fix log message typo(s).
15629 * ChangeLog.7: Likewise.
15630 * ChangeLog.tree-ssa: Likewise.
15631 * cfgexpand.c: Fix comment typo(s).
15632 * conflict.c: Likewise.
15633 * defaults.h: Likewise.
15634 * dwarf2out.c: Likewise.
15635 * gcse.c: Likewise.
15636 * ggc-page.c: Likewise.
15637 * tree-eh.c: Likewise.
15638 * tree-ssa-dom.c: Likewise.
15640 2005-02-24 Jakub Jelinek <jakub@redhat.com>
15643 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15644 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15645 if SHARED is defined.
15648 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15649 allow splitting only if operands 0 and 3 don't overlap.
15651 2005-02-24 Richard Henderson <rth@redhat.com>
15653 PR middle-end/19953
15654 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15655 (fold_builtin_1): Call them.
15656 * fold-const.c (fold_complex_mult_parts): Split out from ...
15657 (fold_complex_mult): ... here. Fix typo in both imaginary case.
15658 (fold_complex_div_parts, fold_complex_div): New.
15660 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15662 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15664 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15665 VIEW_CONVERT_EXPR is_gimple_min_invariant.
15667 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15668 (print_node): Likewise.
15669 Print TYPE_SIZES_GIMPLIFIED.
15671 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15673 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15674 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15675 operands as commutative in constraints.
15677 2005-02-24 Diego Novillo <dnovillo@redhat.com>
15679 * tree-into-ssa.c: Re-organize internal functions.
15681 2005-02-24 Richard Henderson <rth@redhat.com>
15683 PR middle-end/18902
15684 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15686 * common.opt (fcx-limited-range): New.
15687 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15688 * toplev.c (flag_complex_method): Initialize to 1.
15689 (process_options): Set flag_complex_method to 0 if
15690 flag_cx_limited_range.
15691 * doc/invoke.texi (-fcx-limited-range): New.
15693 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15695 * cse.c (delete_trivially_dead_insns): Speed up by using
15696 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
15699 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
15701 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
15702 functions when -mid-shared-library is being used.
15704 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15706 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
15707 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
15708 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
15709 * system.h: Poison LINK_LIBGCC_SPECIAL.
15711 2005-02-23 James E Wilson <wilson@specifixinc.com>
15713 * gengtype.c (note_insn_name): Make 1 element larger.
15715 2005-02-23 Roger Sayle <roger@eyesopen.com>
15718 PR rtl-optimization/20097
15719 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15720 BImode SUBREGs of SImode registers which confuse the ia64 backend.
15722 2005-02-23 David Edelsohn <edelsohn@gnu.org>
15724 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
15725 * t-aix52 (SHLIB_INSTALL): Same.
15727 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
15729 * genpreds.c: Update copyright.
15731 2005-02-23 Michael Beach <michaelb@ieee.org>
15734 * config/sparc/t-elf (startup files): Assemble with CPP.
15736 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
15738 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
15739 (write_predicate_expr): Likewise.
15741 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15743 PR tree-optimization/20100
15744 PR tree-optimization/20115
15745 * tree-optimize.c (init_tree_optimization_passes): Remove
15746 pass_maybe_create_global_var.
15747 * tree-pass.h (pass_maybe_create_global_var): Remove.
15748 * tree-ssa-alias.c (aliases_computed_p): Declare.
15749 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
15750 (count_calls_and_maybe_create_global_var): Remove.
15751 (pass_maybe_create_global_var): Remove.
15752 (init_alias_info): Do not declare aliases_computed_p.
15753 (maybe_create_global_var): If the function contains no
15754 call-clobbered variables and a mix of pure/const and regular
15755 function calls, create .GLOBAL_VAR.
15756 Mark all call-clobbered variables for renaming.
15757 (merge_pointed_to_info): Update comment.
15758 (add_pointed_to_var): Likewise.
15759 (is_escape_site): Likewise.
15760 Accept struct alias_info * instead of size_t *.
15762 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
15764 * tree-ssa-operands.c (get_call_expr_operands): If
15765 ALIASES_COMPUTED_P is false, do not add call-clobbering
15767 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
15768 (delete_tree_ssa): Likewise.
15770 2005-02-22 James E Wilson <wilson@specifixinc.com>
15772 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
15773 (do_compile): Do call it here.
15775 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15777 PR rtl-optimization/20017.
15778 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
15779 rest_of_handle_cse2, rest_of_handle_gcse): Call
15780 delete_dead_jumptables immediately before calling cleanup_cfg.
15782 2005-02-22 Devang Patel <dpatel@apple.com>
15785 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
15788 2005-02-22 David Edelsohn <edelsohn@gnu.org>
15790 * config/rs6000/aix.h (WINT_TYPE): Define.
15792 2005-02-22 Stan Shebs <shebs@apple.com>
15794 * config/rs6000/rs6000.c (rs6000_override_options): Default to
15795 natural alignment for 64-bit Darwin.
15796 (rs6000_parse_alignment_option): Warn about uses of -malign-power
15798 * doc/invoke.texi: Document this.
15800 2005-02-22 DJ Delorie <dj@redhat.com>
15802 * c-common.c (c_common_type_for_mode): Pass the mode's precision
15803 to make_[un]signed_type, not the mode itself.
15805 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15807 * cfg.c (cached_make_edge): Call make_edge if edge cache is
15808 not available. Use tail calls wherever possible.
15809 (make_edge): Call unchecked_make_edge to create an edge.
15811 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
15812 (coalesce_ssa_name): Don't check for
15813 SSANORM_USE_COALESCE_LIST.
15814 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
15816 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15818 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
15819 (rewrite_into_ssa): ... here.
15821 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
15823 PR tree-optimization/19786
15824 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
15825 tag to another's may-alias bitmap when adding to the other's list.
15827 2005-02-21 DJ Delorie <dj@redhat.com>
15829 * tree-ssa-loop-ivopts.c (computation_cost): Start register
15830 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
15831 registers in unsupported ways.
15832 * expmed.c (init_expmed): Likewise.
15834 2005-02-21 Stan Cox <scox@redhat.com>
15836 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
15838 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15840 * tree-cfg.c (fold_cond_expr_cond): New.
15841 (make_edges): Call fold_cond_expr_cond.
15842 (find_taken_edge): Accept nothing but INTEGER_CST.
15843 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
15845 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
15847 * flow.c (delete_dead_jumptables): Speed up by scanning insns
15848 that do not belong to any basic block.
15850 2005-02-21 Jeff Law <law@redhat.com>
15852 * cfganal.c (find_unreachable_blocks): Manually CSE load of
15855 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15857 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
15858 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
15859 Adjust their definitions.
15860 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
15861 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15863 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15864 genautomata.c, langhooks.c, langhooks.h, system.h,
15865 config/arm/lib1funcs.asm: Update copyright.
15867 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15869 * dbxout.c (dbxout_function_end): Emit Lscope label always.
15871 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
15874 * doc/install.texi: Document --with-gc.
15876 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
15878 * simplify-rtx.c (simplify_unary_operation): Add a missing
15881 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15883 PR tree-optimization/18663
15884 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15885 if the type has variable bounds.
15887 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15889 * gcse.c: Remove an obsolete comment.
15891 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15893 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15895 * doc/extend.texi (Function Attributes) <Attribute const>: The
15896 attribute "pure" is below this text, not above.
15898 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15900 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15901 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15902 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15904 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15907 * langhooks.h (struct lang_hooks): Add to_target_charset.
15908 * langhooks.c (lhd_to_target_charset): New function.
15909 * langhooks-def.h: Declare lhd_to_target_charset.
15910 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15911 (LANG_HOOKS_INITIALIZER): Update.
15912 * c-common.c (c_common_to_target_charset): New function.
15913 * c-common.h: Declare it.
15914 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15915 c_common_to_target_charset.
15917 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15918 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15919 Delete definitions.
15920 * system.h: Poison them.
15921 * doc/tm.texi: Don't discuss them.
15922 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15923 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15924 (pp_c_char): Do not attempt to generate letter escapes for
15926 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15927 * config/mips/mips.c (mips_output_ascii): Likewise.
15929 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15931 PR tree-optimization/19951
15932 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15935 2005-02-19 Steven Bosscher <stevenb@suse.de>
15937 PR middle-end/19698
15938 * function.h (struct function): New field `max_loop_depth'.
15939 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15940 (flow_loops_find): Reset the max loop depth count before finding loops.
15941 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15942 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15943 (calculate_global_regs_live): Make sure the loop will terminate
15944 when the initial sets are not empty.
15946 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15948 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15950 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15952 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15955 * doc/invoke.texi: Remove documentation of %M spec.
15957 (init_spec): Remove %M suffix from -lgcc_s.
15958 (do_spec_1): Remove 'M' case.
15959 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15960 to put shared libraries in the multilib directory. Remove the
15961 shlib_so_soname substitution variable. Don't add a multilib encoding
15962 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15963 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15964 SHLIB_INSTALL as well as SHLIB_LINK.
15965 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15966 (SHLIB_NAME): Delete.
15967 (SHLIB_DIR): New macro.
15968 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15969 (SHLIB_INSTALL): Adjust accordingly.
15970 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15971 * config/t-slibgcc-sld: Likewise.
15972 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15973 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15974 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15976 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15977 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15978 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15979 Use @shlib_base_name@ instead of @shlib_so_name@.
15980 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15981 and @shlib_base_name@.so in @multilib_dir@.
15982 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15983 to the install path.
15984 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15985 (SHLIB_LINK): Remove previous workaround.
15986 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15987 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15988 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15990 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15991 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15992 (SHLIB_INSTALL): Adjust accordingly.
15993 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15994 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15995 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15996 config/t-slibgcc-elf-ver.
15998 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15999 Jakub Jelinek <jakub@redhat.com>
16001 PR tree-optimization/19828
16002 * tree-ssa-loop-im.c: Add a TODO comment.
16003 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16004 without side-effects.
16006 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16008 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16011 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16013 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16014 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16015 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16017 (ia64_reorg): Delete fixup_errata call.
16018 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16019 (TARGET_SWITCHES): Delete -mb-step entry.
16021 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16024 * c-typeck.c (composite_type): Handle quals in transparent unions.
16025 (type_lists_compatible_p): Likewise.
16027 2005-02-18 Stan Shebs <shebs@apple.com>
16029 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16030 expressions in the .literal8 section.
16032 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16034 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16036 2005-02-18 Roger Sayle <roger@eyesopen.com>
16038 * fold-const.c (constant_boolean_node): Always create values of the
16039 specified type, don't bother calling truthvalue_conversion.
16041 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16043 * except.c (output_function_exception_table): Call
16044 assemble_external_libcall (eh_personality_libfunc).
16046 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16049 * config/ia64/ia64.h (struct machine_function): Add state_num.
16050 * config/ia64/ia64.c (process_epilogue,
16051 process_for_unwind_directive): Use new unwind state numbers each
16052 time rather than state 1.
16054 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16057 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16058 before the "*llgt_didi" pattern.
16060 2005-02-18 Jason Merrill <jason@redhat.com>
16062 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16064 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16066 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16067 (div0): Use it in place of ARM_FUNC_ALIAS.
16068 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16070 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16072 PR middle-end/20030
16073 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16074 access, the lower bound of the array type if it exists.
16076 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16079 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16080 cases that are out-of-range for the index type.
16082 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16084 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16085 (estimate_case_costs): Don't call convert.
16086 * expmed.c (expand_shift): Likewise.
16087 (make_tree): Call fold_convert instead of convert.
16089 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16092 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16093 that ref to be marked MEM_READONLY_P doesn't have base that needs
16096 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16098 * genautomata.c (output_get_cpu_unit_code_func,
16099 output_cpu_unit_reservation_p): Don't generate old-style function
16102 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16105 PR tree-optimization/20009
16106 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16108 PR tree-optimization/18947
16109 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16110 inline, remove all nodes that are inlined into the extern inline
16113 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16115 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16116 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16117 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16118 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16121 2005-02-17 Roger Sayle <roger@eyesopen.com>
16123 PR tree-optimization/19917
16124 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16125 to be potentially trapping.
16127 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16129 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16131 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
16133 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16134 tem becomes a local variable which is set to the value of the
16135 back end defined INITIAL_FRAME_ADDRESS macro.
16136 (expand_builtin_frame_address): Omit the base parameter to
16137 expand_builtin_return_addr.
16138 (expand_builtin_profile_func): Likewise.
16139 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16140 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16141 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16143 2005-02-17 Jakub Jelinek <jakub@redhat.com>
16145 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16146 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16147 * config/frv/frv.c (frv_function_epilogue): Likewise.
16149 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
16151 * lambda-code (perfect_nestify): Remove mark/unmark
16152 for rewriting hack.
16153 * tree-loop-linear.c (linear_transform_loops): Add
16154 rewrite_into_ssa call so that ssa is correct for
16155 rewriting into loop closed.
16157 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
16159 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16160 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16162 * bt-load.c (btr_def_live_range, combine_btr_defs,
16163 migrate_btr_def, migrate_btr_defs): Likewise.
16164 * cfgcleanup.c (thread_jump): Likewise.
16165 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16166 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16167 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16168 df_rd_local_compute, df_reg_info_compute): Likewise.
16169 * dominance.c (init_dom_info, free_dom_info): Likewise.
16170 * flow.c (init_propagate_block_info,
16171 free_propagate_block_info): Likewise.
16172 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16173 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16174 modify_reg_pav): Likewise.
16175 * loop-invariant.c (find_defs, find_invariant_insn,
16176 find_invariants, free_inv_motion_data): Likewise.
16177 * predict.c (tree_predict_by_opcode,
16178 estimate_bb_frequencies): Likewise.
16179 * stmt.c (expand_case): Likewise.
16180 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16181 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16182 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16183 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16184 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16185 rewrite_ssa_into_ssa): Likewise.
16186 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16187 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16188 analyze_edges_for_bb, perform_edge_inserts): Likewise.
16189 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16190 * tree-sra.c (tree_sra): Likewise.
16191 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16192 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16193 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16194 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16195 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16196 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16198 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16199 calculate_live_on_entry, calculate_live_on_exit,
16200 build_tree_conflict_graph): Likewise.
16201 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16202 record_important_candidates, set_use_iv_cost, find_depends,
16203 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16204 tree_ssa_iv_optimize_finalize): Likewise.
16205 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16206 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16207 tree_duplicate_loop_to_header_edge): Likewise.
16208 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16209 * tree-ssa.c (verify_flow_insensitive_alias_info,
16210 verify_name_tags, verify_ssa, init_tree_ssa,
16211 delete_tree_ssa): Likewise.
16212 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16213 fini_ssanames): Likewise.
16214 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16216 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16218 * config/rs6000/t-rtems: Completely reworked.
16220 2005-02-17 Ira Rosen <irar@il.ibm.com>
16222 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16224 2005-02-17 Ira Rosen <irar@il.ibm.com>
16226 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16227 POINTER_TYPE_P when checking that type is a pointer.
16228 (vect_get_memtag): Remove.
16229 (vect_address_analysis): Use POINTER_TYPE_P. Call
16230 vect_object_analysis with dummy parameter for memtag.
16231 (vect_object_analysis): Extract memtag (functionality that
16232 used to be in vect_get_memtag and moved here). Fix printings.
16233 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16234 with correct parameters. Remove call to vect_get_memtag.
16236 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16238 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16239 (tree-vectorizer.o): Added missing dependencies.
16241 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16243 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16244 declaration in tree-vectorizer.c, now has an extern declaration in
16245 tree-vectorizer.h).
16246 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16247 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16248 get_vectype_for_scalar_type, vect_is_simple_use,
16249 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16250 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16251 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16252 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16253 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16254 find_loop_location): Likewise.
16256 * tree-vectorizer.c (langhooks.h): #include removed.
16257 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16258 moved to tree-vectorized.h.
16259 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16260 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16261 get_vectype_for_scalar_type, vect_is_simple_use,
16262 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16263 vect_supportable_dr_alignment, new_loop_vec_info,
16264 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16265 vect_set_verbosity_level, find_loop_location): Likewise.
16267 (vect_analyze_loop): Function externalized. Declaration moved to
16268 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16269 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16270 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16271 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16272 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16273 vect_enhance_data_refs_alignment, vect_analyze_operations,
16274 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16275 vect_stmt_relevant_p, vect_get_loop_niters,
16276 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16277 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16278 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16279 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16280 vect_get_memtag): Likewise.
16282 (vectorizable_load): Function externalized. Declaration moved to
16283 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16284 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16285 vect_transform_loop): Likewise.
16286 (vect_transform_stmt): Moved to tree-vect-transform.c.
16287 (vect_align_data_ref, vect_create_destination_var,
16288 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16289 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16290 vect_get_vec_def_for_operand, vect_init_vector,
16291 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16292 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16293 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16294 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16295 vect_do_peeling_for_loop_bound): Likewise.
16297 * tree-vect-analyze.c: New file.
16298 * tree-vect-transform.c: New file.
16300 2005-02-17 Jason Merrill <jason@redhat.com>
16302 PR mudflap/19319, c++/19317
16303 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16306 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
16308 * doc/install.texi (Specific): Update link for Darwin-specific
16311 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
16313 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16314 constant_boolean_node.
16316 2005-02-16 David Edelsohn <edelsohn@gnu.org>
16319 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16320 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16322 2005-02-16 Richard Henderson <rth@redhat.com>
16325 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16327 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16328 replace uses with Wtype_MAXp1_F.
16329 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16330 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16331 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16332 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16333 and HAVE_TFMODE as appropriate.
16334 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16335 (__floatdisf): Likewise.
16336 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16337 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16338 (Wtype_MAXp1_F): New.
16339 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16340 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16342 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
16345 * arm.c (arm_apply_result_size): New function.
16346 * arm.h (APPLY_RESULT_SIZE): Define.
16347 * arm-protos.h (arm_apply_result_size): Add prototype.
16348 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16349 (movxf): New expand.
16350 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16351 (call_value_symbol): Remove predicate for operand 0.
16352 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16353 (untyped_call): Rework to correclty return values for any type.
16354 (untyped_return): New expand.
16355 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16357 2005-02-16 Stan Shebs <shebs@apple.com>
16359 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16360 * config/rs6000/t-darwin8: New, for 64-bit multilib.
16362 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
16364 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16365 configure settings on Solaris 7 and later.
16367 2005-02-16 Diego Novillo <dnovillo@redhat.com>
16369 PR tree-optimization/19865
16370 * tree-optimize.c (init_tree_optimization_passes): Run
16371 pass_may_alias after pass_sra.
16373 2005-02-16 Richard Henderson <rth@redhat.com>
16374 Stuart Hastings <stuart@apple.com>
16377 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16378 Do nothing if debug info suppressed for this function.
16379 (dbxout_begin_function): Early exit if debug info suppressed for
16382 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
16385 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16387 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16389 PR tree-optimization/19967
16390 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16391 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16392 argument TYPE. Adjust calls to fold_builtin_XXX.
16393 (expand_builtin, fold_builtin_1): Adjust calls to
16394 expand_builtin_XXX.
16395 (fold_builtin_strchr, fold_builtin_strpbrk,
16396 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16397 result to a requested type TYPE.
16399 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16401 PR middle-end/19857
16402 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16403 (T)x & (T)cst if (T)cst overflows.
16404 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16405 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16407 2005-02-15 Jeff Law <law@redhat.com>
16409 * gcse.c (blocks_with_calls): New bitmap.
16410 (alloc_gcse_mem): Allocate it.
16411 (free_gcse_mem): Free it.
16412 (clear_modifY_mem_tables): Clear it.
16413 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16414 when we encounter CALL_INSNs.
16415 (compute_transp, case MEM): Handle blocks with calls separate
16416 from blocks without calls. Use bitmap iterators rather than
16419 2005-02-15 Peter O'Gorman <peter@pogma.com>
16422 * mklibgcc.in (vis_hide): Use a temporary object file, not
16425 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16428 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16429 access optimization.
16431 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16432 Alan Modra <amodra@bigpond.net.au>
16435 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16436 (_xlqsub): Rename to __gcc_qsub.
16437 (_xlqmul): Rename to __gcc_qmul.
16438 (_xlqdiv): Rename to __gcc_qdiv.
16439 Provide versioned symbol aliases with old names.
16440 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16441 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16442 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16443 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16444 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16446 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16448 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16449 Fold ~(A - 1) and ~(A + -1) to -A.
16451 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16455 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16456 config/pa/pa-host.c:pa_gt_pch_use_address.
16458 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16460 * tree-vn.c (get_value_handle): Make sure that given an
16461 is_gimple_min_invariant expression, we always return it.
16463 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16465 * passes.c (rest_of_handle_gcse): Fix a comment.
16467 2005-02-15 Jeff Law <law@redhat.com>
16469 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16471 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16472 (canon_list_insert, record_last_mem_set_info): Similarly.
16473 (clear_modify_mem_tables): Similarly.
16475 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16477 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16478 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16479 config/mips/mips.md, config/rs6000/aix.h,
16480 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16482 2005-02-15 Richard Henderson <rth@redhat.com>
16484 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16485 call to be best_edge.
16487 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16489 * basic-block.h: Adjust the prototype for find_basic_blocks.
16490 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16491 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16494 * flow.c (recompute_reg_usage): Remove all arguments.
16495 * passes.c (rest_of_compilation): Adjust the call to
16496 recompute_reg_usage.
16497 * rtl.h: Adjust the prototype for recompute_reg_usage.
16499 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16501 * tree-dump.c (dump_files): Update to reflect new member
16503 (dump_register): Add new argument.
16505 (dump_switch_p_1): Check against glob name if doglob was passed.
16506 (dump_switch_p): Check against regular first, then glob if
16507 we didn't have any hits on the dump name.
16508 * tree-optimize.c (register_one_dump_file):
16509 Pass in glob name as well.
16510 * tree-pass.h (struct dump_file_info): Add glob
16513 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
16515 PR preprocessor/16323
16516 * doc/invoke.texi: Document that -Wendif-labels is on by default.
16518 2005-02-14 David Edelsohn <edelsohn@gnu.org>
16521 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16522 (trunctfdf2_internal1): New.
16523 (trunctfdf2_internal2): Renamed from trunctfdf2.
16525 2005-02-14 Diego Novillo <dnovillo@redhat.com>
16527 PR tree-optimization/19853
16528 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16530 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16532 * passes.c (rest_of_handle_loop_optimize): Remove calls to
16533 delete_dead_jumptables and cleanup_cfg.
16535 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16537 * reload.c (find_reloads): Swap address_reloaded flags when
16538 swapping commutative operands.
16540 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16542 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16543 Use standard_iv_increment_position for computing the bsi position
16545 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16548 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16551 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16552 life range of hard registers.
16553 * value-prof.c (insn_prefetch_values_to_profile): Only
16556 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16557 profile in libcalls.
16559 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
16561 * bitmap.h (bitmap_and_compl_into): Return bool.
16562 * bitmap.c (bitmap_and_compl_into): Return changed flag.
16564 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16566 PR tree-optimization/19944
16567 * fold-const.c (fold): Re-add ABS_EXPR folding.
16569 2005-02-13 David Edelsohn <edelsohn@gnu.org>
16572 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16573 {TARGET,MASK}_XL_COMPAT.
16574 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
16576 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16577 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16579 (rs6000_arg_partial_bytes): Same.
16580 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16581 and XL compatibility enabled.
16582 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16583 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16584 test to final condition.
16585 (cmptf_internal2): New.
16586 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16587 xl-compat. Add TFmode information to description.
16589 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
16591 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16593 2005-02-13 Jason Merrill <jason@redhat.com>
16596 * fold-const.c (fold_indirect_ref_1): Split out from...
16597 (build_fold_indirect_ref): Here.
16598 (fold_indirect_ref): New fn.
16599 * tree.h: Declare it.
16600 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16601 (gimplify_modify_expr_rhs): Likewise.
16602 (gimplify_expr): Likewise.
16604 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16606 PR tree-optimization/14303
16607 PR tree-optimization/15784
16608 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16609 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
16610 ABS_EXPR<x> != 0 to x != 0.
16612 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
16614 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16615 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
16616 spelling conventions.
16618 * passes.c (rest_of_handle_gcse): Don't run cse_main and
16619 delete_trivially_dead_insns too many times.
16621 * passes.c (rest_of_handle_gcse): Remove dead assignments to
16624 2005-02-12 Ira Rosen <irar@il.ibm.com>
16626 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16627 (vect_is_simple_iv_evolution): Remove redundant parameter
16629 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16630 without last parameter.
16631 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16632 Return pointer step. Call vect_is_simple_iv_evolution without
16633 last parameter. Check only that the step is multiple of size
16634 type. Remove stmt_vinfo updates.
16635 (vect_get_memtag_and_dr): Remove.
16636 (vect_get_memtag): New function.
16637 (vect_address_analysis): New function.
16638 (vect_object_analysis): New function.
16639 (vect_analyze_data_refs): Call vect_object_analysis and
16640 vect_get_memtag. Update stmt_vinfo fields.
16642 2005-02-12 Ira Rosen <irar@il.ibm.com>
16644 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16645 exist and are objects. Remove checks for pointer.
16646 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16647 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16648 (vect_create_data_ref_ptr): Likewise.
16649 (vect_base_addr_differ_p): New function.
16650 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16651 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16652 Don't set the DR_BASE_NAME field of data-ref.
16653 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16655 2005-02-12 Uros Bizjak <uros@kss-loka.si>
16657 * optabs.h (enum optab_index): Add new OTI_ldexp.
16658 (ldexp_optab): Define corresponding macro.
16659 * optabs.c (init_optabs): Initialize ldexp_optab.
16660 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16662 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16664 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16665 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16667 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16668 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16671 2005-02-12 Ira Rosen <irar@il.ibm.com>
16673 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16675 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16677 (vect_get_base_and_offset): Always return an address.
16678 (vect_create_addr_base_for_vector_ref): Remove treatment for
16679 different data reference types.
16680 (vect_compute_data_ref_alignment): Rename base to base_address in
16681 stmt_vec_info. Get the object in order to force its alignment.
16682 (vect_get_memtag_and_dr): Rename base to base_address in
16683 stmt_vec_info. Extract the object for memtag analysis.
16685 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
16687 PR regression/19898.
16688 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16689 changes cc_status, use apply modified_in_p to part of cc_status
16690 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16693 2005-02-11 Richard Henderson <rth@redhat.com>
16695 * tree-complex.c (expand_complex_libcall): New.
16696 (expand_complex_multiplication): Use it for c99 compliance.
16697 (expand_complex_division): Likewise.
16698 * fold-const.c (fold_complex_add, fold_complex_mult): New.
16700 * builtins.c (built_in_names): Remove const.
16701 * tree.c (build_common_builtin_nodes): Build complex arithmetic
16703 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
16704 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
16705 (built_in_names): Remove const.
16706 * c-common.c (c_common_type_for_mode): Handle complex modes.
16707 * flags.h, toplev.c (flag_complex_method): Rename from
16708 flag_complex_divide_method.
16709 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
16710 __mulsc3, __muldc3, __mulxc3, __multc3): New.
16711 * libgcc2.h: Declare them.
16712 * libgcc-std.ver: Export them.
16713 * mklibgcc.in (lib2funcs): Build them.
16715 2005-02-11 Steven Bosscher <stevenb@suse.de>
16717 PR tree-optimization/19876
16718 Partially revert my change from 2005-01-14
16719 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
16720 (compute_antic): ...and remove the loop here.
16722 2005-02-11 Jakub Jelinek <jakub@redhat.com>
16724 PR middle-end/19858
16725 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
16726 is number of inner's bits, avoid creating a BIT_FIELD_REF.
16728 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
16729 crtend.o if -pie. Use %{x:a;:b} spec syntax.
16731 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
16733 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
16734 offsets for the big-endian 32-bit case.
16736 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
16738 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
16740 2005-02-11 Dale Johannesen <dalej@apple.com>
16742 * cselib.c (cselib_process_insn): Clear out regs where
16743 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
16744 * reload.c (find_equiv_reg): Ditto.
16746 2005-02-11 Ian Lance Taylor <ian@airs.com>
16748 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
16751 * tree.c (build_function_type_list): Work correctly if there are
16754 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
16756 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
16757 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
16758 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
16759 TARGET_ZARCH instead of TARGET_64BIT.
16761 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
16763 * config/rs6000/t-rtems:
16764 (MULTILIB_OPTIONS): Remove mcpu=602.
16765 (MUTLILIB_DIRNAMES): Remove m602.
16766 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
16767 Let mcpu=602 match mcpu=603.
16768 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
16770 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16772 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
16773 signal trampolines.
16775 2005-02-10 David Daney <ddaney@avtrex.com>
16777 * config/alpha/linux-unwind.h: Add exception clause to copyright.
16778 * config/i386/linux-unwind.h: Likewise.
16779 * config/ia64/linux-unwind.h: Likewise.
16780 * config/mips/linux-unwind.h: Likewise.
16781 * config/pa/linux-unwind.h: Likewise.
16782 * config/rs6000/linux-unwind.h: Likewise.
16783 * config/s390/linux-unwind.h: Likewise.
16784 * config/sh/linux-unwind.h: Likewise.
16785 * config/sparc/linux-unwind.h: Likewise.
16787 2005-02-10 Steven Bosscher <stevenb@suse.de>
16789 PR tree-optimization/17549
16790 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
16791 TER to replace a DEF with its expression if the DEF and the
16792 rhs of the expression we replace into have the same root
16795 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
16797 * config/mips/mips.md: Fix the placement of the match_scratch in the
16800 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16802 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
16805 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
16807 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
16808 (strip_offset): Handle addresses.
16809 (add_address_candidates): Use strip_offset.
16810 (difference_cost): Reflect strip_offset change.
16811 (force_var_cost, difference_cost): Strip nops.
16813 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16815 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
16817 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
16818 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
16819 config/cris/cris-protos.h, config/cris/cris.c: Update
16822 2005-02-10 Jeff Law <law@redhat.com>
16824 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
16825 (lookup_avail_expr): Similarly.
16827 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
16829 * builtins.c (fold_builtin_powi): New function.
16830 (fold_builtin_1): Call it.
16832 2005-02-10 Steven Bosscher <stevenb@suse.de>
16834 PR documentation/19309
16835 * doc/cpp.texi: The __GNUC__ and related predefined macros
16836 are also defined for the "standalone" cpp.
16837 Some non-GCC compilers may also define __GNUC__.
16839 2005-02-10 Jakub Jelinek <jakub@redhat.com>
16842 * c-typeck.c (common_type): New routine. Old common_type renamed
16844 (c_common_type): ...this.
16845 (build_conditional_expr, build_binary_op): Use c_common_type instead
16848 2005-02-10 Steven Bosscher <stevenb@suse.de>
16850 * doc/md.texi: Replace @samp{length} with @code{length}.
16852 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16854 PR tree-optimization/18687
16855 * tree-flow.h (find_loop_niter): Declare.
16856 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
16857 Try using scev even for loops with more than one exit.
16858 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
16859 (struct ivopts_data): Added niters field.
16860 (struct nfe_cache_elt): New.
16861 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16863 (tree_ssa_iv_optimize_init): Initialize niters cache.
16864 (determine_number_of_iterations): Removed.
16865 (find_induction_variables): Do not call determine_number_of_iterations.
16866 Access niters for single exit through niter_for_single_dom_exit.
16867 (add_iv_outer_candidates): Access niters for single exit through
16868 niter_for_single_dom_exit.
16869 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
16870 number_of_iterations_cond.
16871 (iv_period): New function.
16872 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16873 (may_replace_final_value): Take data argument. Use
16874 niter_for_single_dom_exit.
16875 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16876 (rewrite_use_compare): Pass data to may_eliminate_iv.
16877 (rewrite_use_outer): Pass data to may_replace_final_value.
16878 (free_loop_data): Clean up the niters cache.
16879 (tree_ssa_iv_optimize_finalize): Free the niters cache.
16880 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16881 * tree-ssa-loop-niter.c (find_loop_niter): New function.
16882 (find_loop_niter_by_eval): Use tree_int_cst_lt.
16883 (num_ending_zeros): Moved to tree.c.
16884 * tree.h (num_ending_zeros): Declare.
16885 * tree.c (num_ending_zeros): Moved from tree.c.
16887 2005-02-09 Richard Henderson <rth@redhat.com>
16889 * builtins.c (DEF_BUILTIN): Add COND argument.
16890 * tree.h (DEF_BUILTIN): Likewise.
16891 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16892 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16894 (DEF_BUILTIN_STUB): New.
16895 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16896 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16897 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16898 * c-common.c (DEF_BUILTIN): Add COND argument.
16899 * tree.c (local_define_builtin): New.
16900 (build_common_builtin_nodes): New.
16902 2005-02-09 Roger Sayle <roger@eyesopen.com>
16904 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16905 floating point expression ignoring the sign of the result.
16906 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16907 (fold) <MULT_EXPR>: Use it to simplify x*x.
16908 * tree.h (fold_strip_sign_ops): Prototype here.
16909 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16910 argument. Use fold_strip_sign_ops to simplify the first argument.
16911 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16912 first argument when the second argument is an even integer
16913 constant, but only with -funsafe_math_optimizations.
16914 (fold_builtin_1): Update call to fold_builtin_copysign.
16916 2005-02-09 Ian Lance Taylor <ian@airs.com>
16918 PR middle-end/19583
16919 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16920 just check whether EH_FILTER_FAILURE falls through.
16922 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16924 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16925 insns return to ready list in the next turn.
16927 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16929 PR middle-end/19402
16930 * builtins.def: New __builtin_powi[lf].
16931 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16932 (expand_builtin_powi): New function.
16933 (expand_builtin): Dispatch to expand_builtin_powi.
16934 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16935 * libgcc2.c: Add __builtin_powi[lf] implementation.
16936 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16937 * optabs.h: Add powi_optab.
16938 * optabs.c (init_optabs): Initialize powi_optab.
16939 * doc/extend.texi: Document __builtin_powi[lf].
16941 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16943 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16946 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16948 PR middle-end/19854
16949 * fold-const.c (try_move_mult_to_index): Remove redundant
16950 type argument. Create ADDR_EXPR with correct type.
16951 (fold): Update callers of try_move_mult_to_index. Convert
16952 result to the appropriate type.
16954 2005-02-09 Roger Sayle <roger@eyesopen.com>
16957 * config/avr/avr.c (default_rtx_costs): Delete.
16958 (avr_operand_rtx_cost): New function.
16959 (avr_rtx_costs): Completely rewrite.
16961 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16964 * config/cris/cris.c (in_code): New variable.
16965 (cris_output_addr_const): Now a static function, a wrapper for
16967 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16968 case from old cris_output_addr_const.
16969 (cris_asm_output_label_ref): Similar for LABEL_REF.
16970 (cris_output_addr_const_extra): Similar for UNSPEC.
16971 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16972 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16973 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16975 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16976 (cris_asm_output_label_ref): Declare.
16978 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16980 PR preprocessor/19801
16981 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16982 filenames that changed when libcpp was moved to the toplevel.
16984 2005-02-07 Roger Sayle <roger@eyesopen.com>
16986 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16987 zero extensions of BImode operands. Call lowpart_subreg instead
16988 of gen_lowpart_common and gen_lowpart_SUBREG.
16990 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16993 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16994 * configure.ac: Set cc_for_cross_gnattools.
16995 * configure: Regenerate.
16997 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17000 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17002 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17005 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17006 of nested functions.
17008 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17010 * doc/extend.texi: Document deprecated extensions allowing
17011 static floating-point members to have initializers and allowing
17012 floating-point literals in integral constant expressions.
17014 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17016 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17017 config/darwin7.h, config/mips/mips.c,
17018 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17021 * cse.c: Update comments.
17023 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17025 PR middle-end/19775
17026 * builtins.c (fold_builtin_sqrt): Transform
17027 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17030 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17031 Dorit Naishlos <dorit@il.ibm.com>
17033 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17034 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17035 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17037 * tree.h (vect_set_verbosity_level): New extern function declaration
17039 * tree-vectorizer.h (verbosity_levels): New enum type.
17040 * tree-vectorizer.c (vect_debug_stats): Function removed.
17041 (vect_debug_details): Likewise.
17042 (vect_verbosity_level): Global variable was defined and initialized.
17043 (vect_dump): Global variable definition.
17044 (vect_print_dump_info): New function.
17045 (vect_set_dump_settings): New function.
17046 (vect_set_verbosity_level): New function.
17047 (vectorize_loops): Add call to vect_set_dump_settings.
17049 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17050 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17051 (slpeel_tree_peel_loop_to_edge): Likewise.
17053 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17054 appropriate verbosity level instead of call to vect_debug_details
17055 or vect_debug_stats.
17056 (vect_get_base_and_offset):
17057 (vect_create_addr_base_for_vector_ref):
17058 (get_vectype_for_scalar_type):
17059 (vect_create_data_ref_ptr):
17060 (vect_init_vector):
17061 (vect_get_vec_def_for_operand):
17062 (vect_finish_stmt_generation):
17063 (vectorizable_assignment):
17064 (vectorizable_operation):
17065 (vectorizable_store):
17066 (vectorizable_load):
17067 (vect_transform_stmt):
17068 (vect_update_ivs_after_vectorizer):
17069 (vect_do_peeling_for_loop_bound):
17070 (vect_update_inits_of_drs):
17071 (vect_do_peeling_for_alignment):
17072 (vect_transform_loop):
17073 (vect_is_simple_use):
17074 (vect_analyze_operations):
17075 (vect_is_simple_iv_evolution):
17076 (vect_analyze_scalar_cycles):
17077 (vect_analyze_data_ref_dependence):
17078 (vect_analyze_data_ref_dependences):
17079 (vect_compute_data_ref_alignment):
17080 (vect_enhance_data_refs_alignment):
17081 (vect_analyze_data_refs_alignment):
17082 (vect_analyze_data_ref_access):
17083 (vect_analyze_data_ref_accesses):
17084 (vect_analyze_pointer_ref_access):
17085 (vect_get_memtag_and_dr):
17086 (vect_analyze_data_refs):
17087 (vect_mark_relevant):
17088 (vect_stmt_relevant_p):
17089 (vect_mark_stmts_to_be_vectorized):
17090 (vect_can_advance_ivs_p):
17091 (vect_get_loop_niters):
17092 (vect_analyze_loop_form):
17093 (vect_analyze_loop):
17094 (vectorize_loops): Likewise.
17096 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17097 (vect_update_inits_of_drs):
17098 (vect_do_peeling_for_alignment):
17099 (vect_transform_loop):
17100 (vect_analyze_operations):
17101 (vect_analyze_scalar_cycles):
17102 (vect_analyze_data_ref_dependences):
17103 (vect_analyze_data_refs_alignment):
17104 (vect_analyze_data_ref_accesses):
17105 (vect_analyze_data_refs):
17106 (vect_mark_stmts_to_be_vectorized):
17107 (vect_get_loop_niters):
17108 (vect_analyze_loop_form):
17109 (vect_analyze_loop): Likewise.
17110 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17112 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17116 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17117 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17118 either -ffast-math or -funsafe-math-optimizations is in use.
17120 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17121 * config/mips/irix-csr.c: New file.
17122 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17123 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17124 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17127 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
17129 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17130 redundant, incorrect definitions.
17132 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17134 ("*tls_indirect_call"): New, reference hard regs directly.
17135 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17137 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17139 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17140 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17142 2005-02-06 Roger Sayle <roger@eyesopen.com>
17144 PR rtl-optimization/19800
17145 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17146 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17149 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17151 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17153 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
17156 * doc/invoke.texi: Correct documentation of -freorder-functions.
17158 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17161 * doc/invoke.texi: Don't mention gccbug.
17163 2005-02-06 Roger Sayle <roger@eyesopen.com>
17164 Andrew Pinski <pinskia@physics.uc.edu>
17165 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
17167 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17168 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17169 into just (zero_extract:SI FOO (const_int 1) BAR).
17171 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17173 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
17174 macro locally. Don't give last revision date. Use GCC version
17175 number from gcc-common.texi.
17176 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
17177 revision date. Use GCC version number from gcc-common.texi.
17178 Describe being a library as current state rather than as 3.x
17180 * doc/gcc.texi: Remove last update date.
17181 * doc/gccint.texi: Likewise. Update copyright dates.
17182 * doc/install.texi: Update copyright dates.
17184 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17187 * doc/invoke.texi: Mention for each option included in -Wall that
17188 it is included in -Wall.
17189 * doc/gcc.texi: Update copyright and last modification date.
17191 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17193 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17194 unnecessary cast to original induction variable increments.
17196 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17198 PR tree-optimization/18219
17199 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17200 in distributed form.
17202 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
17204 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17205 Set bitpos and offset later in the function. Do nothing if the
17206 target is a register and if the bitfield lies completely outside
17208 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17209 here. Return an uninitialised register if the source value is stored
17210 in a register and the bitfield lies completely outside that register.
17212 2005-02-06 Steven Bosscher <stevenb@suse.de>
17214 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17217 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17219 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17221 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17223 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17224 * config/darwin8.h: New.
17225 * config/darwin7.h: Update comment.
17227 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17228 Dorit Naishlos <dorit@il.ibm.com>
17230 * tree-vectorizer.h (LOC): New type.
17231 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17232 (loop_line_number): New field in struct _loop_vec_info.
17233 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17235 * tree-vectorizer.c (input.h): Included.
17236 (find_loop_location): New function.
17237 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17238 loop line number removed.
17239 (vect_debug_details): Likewise.
17240 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17242 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17243 call to vect_debug_details/stats changed from loop to loop_loc.
17244 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17245 (slpeel_tree_peel_loop_to_edge): Likewise.
17247 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17248 changed from NULL to UNKNOWN_LOC.
17249 (vect_get_base_and_offset):
17250 (vect_create_addr_base_for_vector_ref):
17251 (get_vectype_for_scalar_type):
17252 (vect_create_data_ref_ptr):
17253 (vect_init_vector):
17254 (vect_get_vec_def_for_operand):
17255 (vect_finish_stmt_generation):
17256 (vectorizable_assignment):
17257 (vectorizable_operation):
17258 (vectorizable_store):
17259 (vectorizable_load):
17260 (vect_transform_stmt):
17261 (vect_update_ivs_after_vectorizer):
17262 (vect_do_peeling_for_loop_bound):
17263 (vect_do_peeling_for_alignment):
17264 (vect_transform_loop):
17265 (vect_is_simple_use):
17266 (vect_analyze_operations):
17267 (vect_is_simple_iv_evolution):
17268 (vect_analyze_scalar_cycles):
17269 (vect_analyze_data_ref_dependences):
17270 (vect_compute_data_ref_alignment):
17271 (vect_enhance_data_refs_alignment):
17272 (vect_analyze_data_ref_access):
17273 (vect_analyze_data_ref_accesses):
17274 (vect_analyze_pointer_ref_access):
17275 (vect_get_memtag_and_dr):
17276 (vect_analyze_data_refs):
17277 (vect_mark_relevant):
17278 (vect_stmt_relevant_p):
17279 (vect_mark_stmts_to_be_vectorized):
17280 (vect_can_advance_ivs_p):
17281 (vect_get_loop_niters):
17282 (vect_analyze_loop):
17283 (vectorize_loops): Likewise.
17285 (vectorizable_load): Argument in call to vect_debug_details/stats
17286 changed from loop to LOOP_LOC (loop_vinfo).
17287 (vect_transform_loop):
17288 (vect_analyze_operations):
17289 (vect_analyze_scalar_cycles):
17290 (vect_analyze_data_ref_dependence):
17291 (vect_enhance_data_refs_alignment):
17292 (vect_analyze_data_ref_accesses):
17293 (vect_analyze_pointer_ref_access):
17294 (vect_analyze_data_refs):
17295 (vect_analyze_loop): Likewise.
17297 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17298 changed from loop to loop_loc.
17300 (vect_enhance_data_refs_alignment): Removed unused variable loop.
17302 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17303 Dorit Naishlos <dorit@il.ibm.com>
17305 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17307 (vect_analyze_data_ref_dependences): Likewise.
17309 (vect_is_simple_use): Argument changed from loop structure to
17310 loop_vect_info structure.
17311 (vect_can_advance_ivs_p): Likewise.
17312 (vect_create_index_for_vector_ref): Likewise.
17313 (vect_update_ivs_after_vectorizer): Likewise.
17314 (new_stmt_vec_info): Likewise.
17316 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17317 changed from loop to loop_vinfo.
17318 (vect_create_data_ref_ptr): First argument in call to
17319 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17320 (vectorizable_assignment): Second argument in call to vect_is_simple_use
17321 was changed from loop to loop_vinfo.
17322 (vectorizable_operation): Likewise.
17323 (vectorizable_store): Likewise.
17324 (vect_mark_stmts_to_be_vectorized): Likewise.
17325 (vect_do_peeling_for_loop_bound): First argument in call to
17326 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17327 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17328 was changed from loop to loop_vinfo.
17329 (vect_analyze_data_ref_dependences): Third argument in call to
17330 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17332 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17333 (vect_create_data_ref_ptr): Likewise.
17334 (vect_init_vector): Likewise.
17335 (vect_get_vec_def_for_operand): Likewise.
17336 (vectorizable_assignment): Likewise.
17337 (vectorizable_operation): Likewise.
17338 (vectorizable_store): Likewise.
17339 (vectorizable_load): Likewise.
17340 (vect_update_ivs_after_vectorizer): Likewise.
17341 (vect_is_simple_use): Likewise.
17342 (vect_analyze_data_ref_dependence): Likewise.
17343 (vect_analyze_pointer_ref_access): Likewise.
17344 (vect_can_advance_ivs_p): Likewise.
17346 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17347 before _stmt_vec_info.
17348 (_stmt_vec_info): Loop field replaced by loop_vec_info.
17349 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17350 (new_stmt_vec_info): Argument changed from loop structure to
17351 loop_vect_info structure
17353 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17354 (vect_analyze_offset_expr): Avoid 80 columns overflow.
17355 (vect_create_addr_base_for_vector_ref): Likewise.
17356 (vect_analyze_pointer_ref_access): Likewise.
17358 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17361 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17362 phi flag if the phi is abnormal.
17364 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17367 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17368 information for the new statement.
17370 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17373 * gcc.c (main): Include the target in -v output.
17375 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
17377 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17378 Do not drop the extend if we'd have to add a paradoxical subreg
17379 later. Include optabs.h and insn-codes.h.
17380 * Makefile.in (combine.o): Depend on $(OPTABS_H).
17382 2005-02-02 Roger Sayle <roger@eyesopen.com>
17384 PR middle-end/19405
17385 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17386 * fold-const.c (const_binop): Avoid constant folding floating
17387 point operations in modes that use composite representations.
17388 * simplify-rtx.c (simplify_binary_operation): Likewise.
17390 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17392 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17394 (altivec_dstt): Likewise.
17395 (altivec_dstst): Likewise.
17396 (altivec_dststt): Likewise.
17397 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17400 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17402 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17403 EXPR_LOCUS from orig_cond to the new cond_stmt.
17404 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17407 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17409 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17410 standard_iv_increment_position. Remove call to bsi_next
17411 (no need to bump the iterator anymore).
17412 (vect_create_index_for_vector_ref): Call
17413 standard_iv_increment_position. Remove second function argument.
17414 (vect_finish_stmt_generation): Remove call to bsi_next
17415 (no need to bump the iterator anymore).
17416 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17417 to vect_create_index_for_vector_ref.
17419 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17421 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17422 phis are used out of the loop.
17424 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17427 * c-decl.c (undef_nested_function): New variable.
17428 (pop_scope): Diagnose undefined nested functions.
17429 (finish_function): Don't attempt cgraph processing or genericizing
17430 if current top-level function contained an undefined nested
17431 function. Reset undef_nested_function at the end of a top-level
17434 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17436 * tree.c (build_int_cst_type): Take sign of the value into account
17437 when deciding whether sign extend the value.
17439 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17442 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17443 (cpp_options, cc1_options): Change %{std*&ansi} to
17444 %{std*&ansi&trigraphs}.
17446 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17448 * cse.c: Update comments.
17450 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17452 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17453 arguments go on the stack. Do not put complex doubles in odd/even
17456 2005-02-02 Steven Bosscher <stevenb@suse.de>
17458 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17459 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17460 -ftree-pre, and -fthread-jumps.
17462 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17464 PR tree-optimization/19578
17465 * tree-flow.h (modified_noreturn_calls): Declare.
17466 (noreturn_call_p): Declare.
17467 * tree-flow-inline.h (noreturn_call_p): New function.
17468 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17469 * tree-cfg.c (modified_noreturn_calls): New variable.
17470 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17471 that contain a mid-block noreturn call.
17472 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17474 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17476 * df.c (df_def_record_1, df_uses_record): Don't use
17478 * df.h (DF_FOR_REGALLOC): Remove.
17480 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17483 * c-typeck.c (really_start_incremental_init): Reset
17484 constructor_max_index for arrays of incomplete type.
17486 2005-02-02 Jeff Law <law@redhat.com>
17488 * gcse.c (struct reg_set): Store the block index where the register
17489 was set rather than the setting insn.
17490 (record_one_set, compute_transp): Corresponding changes.
17491 (pre_insert_copy_insn): Do not call replace_one_set.
17492 (replace_one_set): Remove.
17494 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17497 * doc/gcov.texi: Fix typo.
17499 2005-02-01 Richard Henderson <rth@redhat.com
17502 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17503 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17505 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17506 * config/i386/i386-protos.h: Update.
17508 2005-02-01 Steven Bosscher <stevenb@suse.de>
17510 PR tree-optimization/19217
17511 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17512 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
17513 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17514 that it is walking a PHI node.
17516 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
17518 * doc/extend.texi (Nested Functions): Update.
17520 2005-02-01 Richard Henderson <rth@redhat.com>
17523 * optabs.c (expand_copysign_absneg): Export.
17524 * optabs.h (expand_copysign_absneg): Declare.
17525 * config/rs6000/rs6000.md (copysigntf3): New.
17527 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17529 PR tree-optimization/19633
17530 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17531 * tree-ssa-alias.c (init_alias_info): Initialize.
17532 (merge_pointed_to_info): Set.
17533 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17534 (dump_points_to_info_for): Show value of pt_null.
17535 (struct count_ptr_d): Declare.
17536 (find_ptr_dereference): Remove.
17537 (ptr_is_dereferenced_by): Remove.
17538 (count_ptr_derefs): New local function.
17539 (count_uses_and_derefs): New local function.
17540 (compute_points_to_and_addr_escape): Call it. If the number
17541 of dereferences is greater than zero, mark the pointer as
17542 dereferenced. If there are fewer dereferences than uses of
17543 the pointer, the pointer's value escapes.
17545 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17547 PR tree-optimization/19670
17548 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17550 (verify_use): ... set it here, instead.
17552 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17554 * doc/sourcebuild.texi (Test directives): Fix formatting.
17556 * doc/sourcebuild.texi (Test directives): Describe selector
17559 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17561 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17562 specific 64-bit CPUs.
17564 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
17567 * arm.c (arm_eliminable_register): New function.
17568 (adjacent_mem_locations): Don't allow eliminable registers. Use
17569 HOST_WIDE_INT for address offsets.
17570 * arm-protos.h (arm_eliminable_register): Add prototype.
17572 2005-02-01 Steven Bosscher <stevenb@suse.de>
17574 PR optimization/15242
17575 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17576 * basic-block.h (duplicate_computed_gotos): Add prototype.
17577 * bb-reorder.c (duplicate_computed_gotos): New function to
17578 duplicate sufficiently small blocks ending in a computed jump.
17579 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17580 if not optimizing for size.
17581 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17582 never do tail merging for blocks ending in a computed jump.
17583 * doc/invoke.texi: Document the max-goto-duplication-insns param.
17585 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
17587 Patch from Richard Sandiford <rsandifo@redhat.com>
17588 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17589 from inheriting a subreg equivalence with a non-spill register.
17591 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17593 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
17595 * config/frv/frv.c (movcc_fp_destination_operand): New.
17596 (gpr_or_memory_operand): Fix typo in comment.
17597 (gpr_or_memory_operand_with_scratch): New.
17598 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17599 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17600 movcc_fp_destination_operand.
17601 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17602 Legitimize memory addresses using a scratch register.
17604 2005-01-31 Jeff Law <law@redhat.com>
17606 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17607 bitmap a sparse bitmap instead of a simple bitmap.
17608 (mark_def_sites_initialize_block): Corresponding changes.
17609 (ssa_mark_def_sites_initialize_block): Likewise.
17610 (ssa_mark_phi_uses): Likewise.
17611 (mark_def_site, ssa_mark_def_sites): Likewise.
17612 (mark_def_site_blocks): Likewise.
17613 (rewrite_ssa_into_ssa): Likewise.
17615 * tree-ssa-dom.c (record_cond): Pass correct variable type
17616 for last argument to htab_find_slot_with_hash.
17618 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17619 effects when optimizing 0 % X. Do not try to optimize X % 0.
17621 2005-01-31 James E. Wilson <wilson@specifixinc.com>
17623 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17626 2005-02-01 Eric Christopher <echristo@redhat.com>
17628 * config/mips/mips.c (override_options): Warn if -mint64
17630 * doc/invoke.texi (MIPS Options): Document that -mint64 is
17633 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
17635 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
17637 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17638 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17639 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17640 (cached_regno): Initialize to INVALID_REGNUM.
17641 (cse_reg_info_table_size,
17642 cse_reg_info_table_first_uninitialized,
17643 cse_reg_info_timestamp): New.
17644 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17646 (init_cse_reg_info, get_cse_reg_info_1): New.
17647 (get_cse_reg_info): Cache the last look-up.
17648 (new_basic_block): Update the code to clear mappings from
17649 registers to cse_reg_info entries.
17650 (cse_main): Call init_cse_reg_info.
17652 * cse.c (get_cse_reg_info): Update a comment.
17654 2005-01-31 Steven Bosscher <stevenb@suse.de>
17657 * c-decl.c (start_decl): Do not warn about arrays of elements with
17658 an incomplete type here.
17659 (grokdeclarator): Do it here by making a pedwarn an error.
17660 * c-typeck.c (push_init_level): If there were previous errors with
17661 the constructor type, do not warn about braces for initializers.
17662 (process_init_element): Likewise for excess initializer elements.
17664 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
17666 * cse.c (delete_trivially_dead_insn): Don't iterate.
17668 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
17670 * config/rs6000/rs6000.md (copysignsf3): New expand.
17671 (copysigndf3): Likewise.
17673 2005-01-31 Steven Bosscher <stevenb@suse.de>
17675 * recog.c (constrain_operands): Only look for earlyclobber operand
17676 conflicts if an '&' constraint was seen.
17678 2005-01-31 Marc Espie <espie@openbsd.org>
17680 * config.gcc: Don't include embedded systems fragment, switches default
17681 debugging format to ELF.
17682 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17683 longer pick it up there.
17685 2005-01-31 Dale Johannesen <dalej@apple.com>
17687 * doc/extend.texi (nested functions): Fix linkage description.
17688 Clarify that static is not allowed.
17690 2005-01-31 Dale Johannesen <dalej@apple.com>
17692 * config/rs6000/darwin.md (movsf_low_di): Make work.
17693 (movdf_low_di): Make work.
17695 2005-01-31 Dale Johannesen <dalej@apple.com>
17697 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
17698 Make work for 64 bit.
17700 2005-01-31 Roger Sayle <roger@eyesopen.com>
17701 Dale Johannesen <dalej@apple.com>
17703 PR middle-end/19650
17704 * fold-const.c (fold_binary_op_with_conditional_arg):
17705 Make types match original operands, before STRIP_NOPS.
17707 2005-01-31 Alan Modra <amodra@bigpond.net.au>
17709 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
17710 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
17711 (struct gcc_sigcontext): Delete. Merge contents to..
17712 (struct gcc_ucontext): ..here.
17713 (get_sigcontext): Delete.
17714 (get_regs): New function, like get_sigcontext but return regs ptr.
17715 64-bit version finds regs from r1 to support vdso.
17716 (ppc_linux_aux_vector): New function.
17717 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
17720 2005-01-31 Ira Rosen <irar@il.ibm.com>
17722 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
17724 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
17725 redundant fold. Fix misalignment for MINUS_EXPR.
17726 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
17727 (vect_analyze_pointer_ref_access): Likewise.
17728 (vect_get_memtag_and_dr): Likewise.
17730 2005-01-31 Richard Henderson <rth@redhat.com>
17732 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
17733 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
17734 absnegdf2_i387, absnegxf2_i387): Likewise.
17736 2005-01-31 Richard Henderson <rth@redhat.com>
17739 * optabs.c (expand_copysign_absneg): New.
17740 (expand_copysign_bit): Split out from ...
17741 (expand_copysign): ... here. Use expand_copysign_absneg.
17743 2005-01-30 Roger Sayle <roger@eyesopen.com>
17745 PR middle-end/19697
17746 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
17747 constant as the second operand and a register as the third.
17749 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
17752 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
17753 that dllimport'd functions do not use all call-clobbered registers
17754 to pass parameters.
17756 2005-01-30 Richard Henderson <rth@redhat.com>
17759 * optabs.c (expand_absneg_bit): Split out from expand_unop and
17760 expand_abs_nojump and generalize. Use operand_subword and
17761 emit_no_conflict_block. Support large modes.
17762 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
17764 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
17765 negation to subtraction.
17766 (expand_copysign): Check that the format has signed zeros.
17767 Use operand_subword and emit_no_conflict_block. Support large modes.
17769 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
17771 Fix PR tree-optimization/19624
17773 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
17774 * tree-ssa-pre.c: Add cfgloop.h.
17776 (pre_stats): New member, constified.
17777 (inserted_exprs): New static variable.
17778 (NECESSARY): New macro.
17779 (create_expression_by_pieces): Fold the expression, and
17780 mark it as defaulting to not necessary. Also put in
17782 (fully_constant_expression): New function.
17783 (insert_into_preds_of_block): Modify to not insert phis when we
17784 are playing with induction variables.
17785 Push phis onto the inserted_exprs vector, and mark them as not
17786 necessary by default.
17787 (insert_aux): Call fully_constant_expression on eprime.
17788 If all edges produce the same value, mark it constant.
17789 (mark_operand_necessary): New function.
17790 (remove_dead_inserted_code): New function.
17791 (init_pre): Init loop optimizer to get loop info.
17792 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
17793 (execute_pre): Commit edge inserts, then remove dead code.
17795 2005-01-30 Richard Henderson <rth@redhat.com>
17797 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
17798 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
17800 2005-01-30 Richard Henderson <rth@redhat.com>
17803 * config/i386/i386.c (ix86_expand_copysign): New.
17804 (ix86_split_copysign_const): New.
17805 (ix86_split_copysign_var): Rename from ix86_split_copysign,
17806 rearrange op1/nmask operands.
17807 * config/i386/i386-protos.h: Update.
17808 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
17809 (copysigndf3): Likewise.
17810 (copysignsf3_const, copysigndf3_const): New.
17811 (copysignsf3_var): Rename from copysignsf3, split out splitter
17812 and fix split predicate for X constraint.
17813 (copysigndf3_var): Similarly.
17815 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
17817 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
17818 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
17819 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
17821 2005-01-29 Richard Henderson <rth@redhat.com>
17824 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
17825 of # and * in constraints.
17827 2005-01-29 Richard Henderson <rth@redhat.com>
17829 PR middle-end/19689
17830 * expr.c (store_field): Don't strip sub-mode cast when the input
17831 data is even smaller.
17833 2005-01-29 Richard Henderson <rth@redhat.com>
17835 PR middle-end/19687
17836 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
17839 2005-01-29 Richard Henderson <rth@redhat.com>
17841 * combine.c (make_field_assignment): Fix argument order
17844 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
17846 PR tree-optimization/15791
17847 * fold-const.c (extract_array_ref): New function.
17848 (fold): Fold comparisons between &a[i] and &a[j] or
17849 semantically equivalent trees.
17851 2005-01-29 Jeff Law <law@redhat.com>
17853 * gcse.c (insert_expr_in_table): Revamp handling of available
17854 and anticipatable occurrence lists to avoid unnecessary list
17856 (insert_set_in_table): Similarly.
17858 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
17860 * c-common.c (fix_string_type): Just use c_build_qualified_type to
17862 (c_build_qualified_type): Build qualified array types with
17863 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17864 * c-decl.c (c_make_fname_decl): Build unqualified array type
17865 before qualified type.
17866 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17867 type is qualified, not just if type itself is. Don't apply
17868 qualifiers to array type when declarator is processed. Apply
17869 qualifiers to field type whether or not it is an array type.
17870 Don't handle array types specially for applying qualifiers to
17872 * c-typeck.c (composite_type): Build unqualified element type and
17873 array type when forming composite of array types.
17874 (common_pointer_type, comptypes, comp_target_types,
17875 type_lists_compatible_p, build_indirect_ref, build_array_ref,
17876 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17878 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17879 (args2) in variables a1 and a2.
17881 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
17883 * cse.c (n_elements_made, max_elements_made): Remove.
17884 (insert): Don't touch n_elements_made.
17885 (cse_main): Don't touch n_elements_made or max_elements_made.
17887 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17890 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17891 configuration part of dp-bit.c to be lost.
17893 2005-01-28 Roger Sayle <roger@eyesopen.com>
17895 * expmed.c (expand_mult_highpart_optab): When attempting to use
17896 a non-widening multiplication in a wider mode, the operands need
17897 to be converted (zero or sign extended) to that mode.
17899 2005-01-28 Ian Lance Taylor <ian@airs.com>
17901 PR middle-end/16558
17902 PR middle-end/19583
17903 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17904 through if both operands fall through.
17906 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17908 * cse.c (fold_rtx) <PC>: Don't optimize.
17910 2005-01-28 Jeff Law <law@redhat.com>
17912 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17913 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17915 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17917 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17918 cse_reg_info_used_list_end): Remove.
17919 (cse_reg_info_list, cse_reg_info_list_free): New.
17920 (get_cse_reg_info): When allocating an instance of
17921 cse_reg_info, add it to the beginning of the cse_reg_info_list
17922 list. Remove code to maintain cse_reg_info_used_list.
17923 (new_basic_block): Reset the free list to the beginning of
17926 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17928 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17929 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17930 (frv_expand_mdpackh_builtin): New function.
17931 (frv_expand_builtin): Use it to expand __MDPACKH.
17932 * doc/extend.texi (__MDPACKH): Update documentation.
17934 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17936 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17937 SSE_FLOAT_MODE_P for use_sse computation.
17939 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17942 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17944 2005-01-27 Richard Henderson <rth@redhat.com>
17946 * builtins.c (expand_builtin_copysign): New.
17947 (expand_builtin): Call it.
17948 * genopinit.c (optabs): Add copysign_optab.
17949 * optabs.c (init_optabs): Initialize it.
17950 (expand_copysign): New.
17951 * optabs.h (OTI_copysign, copysign_optab): New.
17952 (expand_copysign): Declare.
17954 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17955 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17957 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17958 (ix86_expand_fp_absneg_operator): ... here.
17959 (ix86_split_copysign): New.
17960 * config/i386/i386-protos.h: Update.
17961 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17962 (copysignsf3, copysigndf3): New.
17964 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17965 (copysignsf3, ncopysignsf3): New.
17966 (copysigndf3, ncopysigndf3): New.
17967 (copysignxf3, ncopysignxf3): New.
17968 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17970 2005-01-27 Arend Bayer <arend.bayer@web.de>
17971 Kazu Hirata <kazu@cs.umass.edu>
17973 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17974 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17975 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17978 2005-01-27 Jeff Law <law@redhat.com>
17980 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17981 definitions of SSA_NAMEs which are not being rewritten.
17982 (rewrite_ssa_into_ssa): Only initialize the current definition
17983 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17984 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17985 SSA_NAMEs before returning.
17987 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17989 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17990 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17991 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17992 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17993 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17995 2005-01-27 Steven Bosscher <stevenb@suse.de>
17997 PR middle-end/17278
17998 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17999 higher to -O2 and higher. Likewise for tree PRE.
18000 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18003 2005-01-27 Ian Lance Taylor <ian@airs.com>
18005 PR middle-end/19583
18006 * gimple-low.c (try_catch_may_fallthru): New static function.
18007 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18008 * tree-inline.c (expand_call_inline): Don't warn about reaching
18009 the end of a non-void function being inlined if the function uses
18012 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18014 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18017 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18018 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18019 (implicitly_declare): Handle error_mark_node.
18021 2005-01-27 Richard Henderson <rth@redhat.com>
18024 * tree.h (struct tree_decl): Add debug_expr_is_from.
18025 (DECL_DEBUG_EXPR_IS_FROM): New.
18026 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18027 * dwarf2out.c (dwarf2out_var_location): Update to match.
18028 * tree-outof-ssa.c (create_temp): Likewise.
18029 * var-tracking.c (track_expr_p): Likewise.
18030 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18031 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18032 * toplev.c (default_tree_printer): Likewise.
18034 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18036 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18037 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18039 2005-01-27 Steven Bosscher <stevenb@suse.de>
18041 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18042 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18043 ASM_CLOBBERS): Add tree checks.
18045 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18046 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18047 * c-common.def (SWITCH_STMT): Update to match.
18048 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18049 macros instead of SWITCH_EXPR ones.
18050 * c-dump.c (c_dump_tree): Likewise.
18051 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18052 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18054 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18056 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18058 * unwind-dw2.c (execute_stack_op): Add missing cases for
18059 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18061 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18063 * config.gcc (Obsolete configurations): Remove 'dummy', add
18064 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18067 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18069 PR tree-optimization/19633
18070 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18072 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18073 are no call-clobbered variables.
18074 * tree-outof-ssa.c (check_replaceable): Return false for calls
18077 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18079 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18080 even for variables with NULL DECL_INITIAL.
18082 2005-01-26 Stuart Hastings <stuart@apple.com>
18084 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18086 2005-01-26 Richard Henderson <rth@redhat.com>
18088 PR middle-end/18008
18089 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18091 * expr.c (store_field): Strip conversions to odd-bit-sized types
18092 if the destination field width matches.
18094 2005-01-26 Richard Henderson <rth@redhat.com>
18096 * c-decl.c, expmed.c, expr.c: Revert last change.
18098 2005-01-26 Richard Henderson <rth@redhat.com>
18100 PR middle-end/18008
18101 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18103 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18104 if we don't need the bits above those present in the current mode.
18105 * expr.c (store_field): Strip conversions to odd-bit-sized types
18106 if the destination field width matches.
18108 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18110 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18111 either -ffast-math or -funsafe-math-optimizations is in use.
18113 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18117 * config/avr/avr.c (notice_update_cc): Only set condition code for
18118 ashrqi3 if shift count > 0.
18119 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18120 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18121 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18122 count <= 0 as a no-op, and shift count >= width by copying zero
18123 or sign bit to all bits of the result.
18124 * config/avr/avr.md (all shifts): Add alternatives for zero shift
18125 count, with attribute "length" set to 0 and "cc" set to "none".
18127 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18129 * doc/invoke.texi: Document -mTLS.
18131 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18132 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18133 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18134 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18135 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18136 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18137 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18138 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18140 * configure.ac: Check for a TLS capable gas.
18142 * configure: Regenerate.
18144 2005-01-26 Richard Henderson <rth@redhat.com>
18146 PR middle-end/18008
18147 * combine.c (make_field_assignment): Simplify store to zero_extract
18148 from a source with an overlapping mask.
18150 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18152 2004-11-11 Eric Christopher <echristo@redhat.com>
18154 * config/frv/frv.md: Add fr400_integer automaton. Don't
18155 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18158 2005-01-26 Steven Bosscher <stevenb@suse.de>
18160 PR middle-end/16585
18161 * cfgbuild.c (make_edges): Do not clear or set
18162 current_function_has_computed_jump.
18163 * function.h (struct function): Remove the has_computed_jump field.
18164 (current_function_has_computed_jump): Do not define.
18165 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18166 in a computed jump. Ignore current_function_has_computed_jump.
18168 2005-01-26 Richard Henderson <rth@redhat.com>
18170 PR middle-end/19515
18171 * expr.c (categorize_ctor_elements): New argument p_must_clear.
18172 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
18174 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18175 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
18176 objects into static storage if they have more than one non-zero value.
18177 * tree.h (categorize_ctor_elements): Update decl.
18179 2005-01-26 Steven Bosscher <stevenb@suse.de>
18181 PR middle-end/19616
18182 * tree.h (CALL_EXPR_TAILCALL): Add comment.
18183 * calls.c (check_sibcall_argument_overlap_1): Revert the change
18184 to this function from 2004-07-10.
18185 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18186 the current function for tail call optimizations if the address
18187 of one of it its arguments is taken.
18189 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
18191 * cse.c (fold_rtx): Call equiv_constant only when necessary.
18193 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
18195 * function.c (expand_function_end): If current_function_calls_alloca,
18196 emit stack restore in a place that is reached when the function falls
18197 through at the end.
18199 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
18201 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18202 rule to avoid matching inappropriate suffix rule.
18204 2005-01-26 Jan Hubicka <jh@suse.cz>
18206 PR tree-optimization/19241
18207 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18209 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18211 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18212 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18214 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18215 <sim*>: Always use crt1.o, regardless of N in simN.
18216 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18217 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18218 (CRT_CALL_STATIC_FUNCTION): Remove.
18219 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18220 use crt1.o, regardless of N in simN.
18221 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18222 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18223 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18224 case isystem setting.
18225 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18227 2005-01-25 Ian Lance Taylor <ian@airs.com>
18229 * gimple-low.c (block_may_fallthru): Correct handling of
18230 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18232 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18234 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18235 handlers to match indentation; nested under the mtune=* handler.
18236 Similar for mcpu= and march=.
18238 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18240 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18241 * config/mips/linux64.h (LIB_SPEC): Likewise.
18242 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18243 * config/sh/linux.h (LIB_SPEC): Likewise.
18245 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18247 * config/frv/frv.c (frv_legitimize_tls_address): New.
18248 (TARGET_HAVE_TLS): Define.
18249 (FRV_SYMBOL_REF_TLS_P): Define.
18250 (frv_override_options): Handle new register classes.
18251 (frv_legitimate_address_p): Reject tls addresses.
18252 (frv_legitimize_address): Handle TLS addresses.
18253 (gen_inlined_tls_plt): New.
18254 (gen_tlsmoff): New.
18255 (frv_legitimize_tls_address): New.
18256 (unspec_got_name): Add TLS entries.
18257 (got12_operand): Add R_FRV_TLSMOFF12 case.
18258 (frv_emit_move): Fixup TLS addresses.
18259 (frv_emit_movsi): Legitimize TLS addresses.
18261 * config/frv/frv.h (MASK_BIG_TLS): New.
18262 (TARGET_BIG_TLS): New.
18263 (HAVE_AS_TLS): Define.
18264 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18265 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18266 (REG_CLASS_NAMES): Same.
18267 (REG_CLASS_CONTENTS): Same.
18268 (CONSTRAINT_LEN): New.
18269 (REG_CLASS_FROM_CONSTRAINT): New.
18270 (PREDICATE_CODES): Add symbolic_operand.
18272 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18273 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18274 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18275 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18276 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18277 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18278 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18279 GR9_REG, GR14_REG, LRREG.
18280 (type): Add load_or_call attribute.
18281 ("load_or_call"): New reservation.
18282 ("call_gettlsoff"): New.
18283 ("tls_indirect_call"): New.
18284 ("tls_load_gottlsoff12"): New.
18285 ("tlsoff_hilo"): New.
18286 ("tls_tlsdesc_ldd"): New.
18287 ("tls_tlsoff_ld"): New.
18290 * config/frv/frv-protos.h (symbolic_operand): Protoize.
18292 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
18294 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18295 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18296 * config/frv/frv.c (TLS_BIAS): Define.
18297 (frv_output_dwarf_dtprel): New.
18299 2005-01-26 Jakub Jelinek <jakub@redhat.com>
18301 PR rtl-optimization/19579
18302 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18303 both A and B, see if they don't clobber registers the other expr uses.
18305 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
18307 * real.c (do_add): Initialize signalling and canonical members.
18309 * real.c (real_from_integer): Zero out destination.
18311 2005-01-18 Jan Hubicka <jh@suse.cz>
18313 PR tree-optimize/19337
18314 * tree-inline.c (initialize_inlined_parameters): Copy
18315 saved_static_chain_decl only.
18317 2005-01-25 Richard Henderson <rth@redhat.com>
18321 * config/i386/i386.c (x86_inter_unit_moves): Zero.
18322 (ix86_preferred_reload_class): Rewrite fp-constant section, with
18323 80387 enabled, to return a proper subclass. Return the subset that
18324 overlaps with GENERAL_REGS for PLUS.
18325 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18327 2005-01-25 Richard Henderson <rth@redhat.com>
18329 PR middle-end/19609
18330 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18332 2005-01-25 Roger Sayle <roger@eyesopen.com>
18334 * expmed.c (choose_multiplier): Change interface to return the
18335 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18336 (expand_divmod): Update calls to choose_multiplier.
18338 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18340 PR middle-end/19330
18341 * expmed.c (extract_bit_field): Use adjust_address instead of
18342 gen_lowpart when op0 is a MEM.
18344 2005-01-24 Steven Bosscher <stevenb@suse.de>
18346 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18348 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18350 * config/mips/irix-csr.c: New file.
18351 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18352 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18353 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18356 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
18359 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18360 sparc/elf.h, add sparc/sp-elf.h.
18361 (sparc-*-rtems*): Likewise.
18362 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18363 tm-dwarf2.h, add sparc/sp-elf.h.
18364 (sparc86x-*-elf): Likewise.
18365 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18366 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18367 TARGET_OS_CPP_BUILTINS.
18368 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18369 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18371 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18372 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18373 (SWITCH_TAKES_ARG): Likewise.
18374 (LOCAL_LABEL_PREFIX): Likewise.
18375 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18376 (TARGET_N_FORMAT_TYPES): Delete.
18377 (TARGET_FORMAT_TYPES): Likewise.
18378 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18379 * config/sparc/elf.h: Delete.
18380 * config/sparc/sp-elf.h: New file.
18382 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18384 * tree-flow-inline.h (phi_arg_from_edge): Remove.
18385 * tree-flow.h: Remove the corresponding prototype.
18386 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18387 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18389 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18392 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18393 for AIX ABI or ELF -fPIC.
18394 (rs6000_emit_load_toc_table): Don't create toc_section here.
18395 (rs6000_xcoff_file_start): Nor here.
18397 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18399 * sh.c (ra.h): Don't #include.
18400 (hard_regs_intersect_p): New function, resurrected from ra.c.
18402 * sh.c: Fix 1996 Copyright.
18404 2005-01-24 Richard Henderson <rth@redhat.com>
18405 Aldy Hernandez <aldyh@redhat.com>
18407 * regrename.c (note_sets): Handle subregs.
18409 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18412 * genconditions.c (write_header, write_conditions): Elide file if
18415 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18417 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18418 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18421 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18423 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18424 expand_builtin_printf, expand_builtin_fprintf,
18425 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18426 checking against POINTER_TYPE.
18427 (validate_arglist): Handle POINTER_TYPE code by checking
18430 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18432 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18433 init_rtlanal): New.
18434 (for_each_rtx): Call for_each_rtx_1.
18435 * rtl.h (init_rtlanal): Declare.
18436 * toplev.c (backend_init): Call init_rtlanal.
18438 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18440 * flow.c (propagate_one_insn): Formatting.
18442 PR middle-end/19551
18443 * flow.c (libcall_dead_p): Be more conservative if unsure.
18444 If there are any instructions between insn and call, see if they are
18445 all dead before saying the libcall is dead.
18447 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18449 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18450 operand constraint for operand 0.
18452 2005-01-23 Richard Henderson <rth@redhat.com>
18455 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18456 edges leading to join block.
18458 2005-01-23 Roger Sayle <roger@eyesopen.com>
18460 * expmed.c (expand_mult_highpart): Make static. Change type of
18461 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18462 (expand_divmod): Updates calls to expand_mult_highpart by using
18463 gen_int_mode to pass a CONST_INT rtx.
18464 * rtl.h (expand_mult_highpart): Remove prototype.
18466 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18468 * flow.c (regset_bytes, regset_size): Remove.
18470 * cfganal.c: Fix a reference to Harvey's paper.
18472 2005-01-23 Steven Bosscher <stevenb@suse.de>
18474 PR rtl-optimization/19464
18475 * tree-optimize.c (init_tree_optimization_passes): Add one more
18476 copyrename pass just before out-of-ssa.
18478 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18481 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18482 * ggc-none.c (ggc_free): Define.
18484 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18486 * cse.c (max_reg, max_insn_uid): Remove.
18487 (cse_main): Don't access max_reg or max_insn_uid.
18489 * c-common.c (explicit_flag_signed_bitfields,
18490 lang_statement_code_p, lang_expand_function_end): Remove.
18491 * c-common.h: Remove the corresponding declarations.
18492 * c-opts.c (c_common_handle_option): Remove all write access
18493 to explicit_flag_signed_bitfields.
18495 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18496 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18497 * cgraph.h: Remove the corresponding declaration.
18499 * gcse.c (null_pointer_info): Remove.
18501 2005-01-23 Roger Sayle <roger@eyesopen.com>
18502 Eric Botcazou <ebotcazou@libertysurf.fr>
18504 * combine.c (simplify_logical): Only simplify logical expressions
18505 of the form ior(and(x,y),z) by the inverse distributive law if the
18506 result is cheaper than the original.
18508 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18510 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18511 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18512 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18513 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18514 config/freebsd-spec.h, config/arm/arm.h,
18515 config/h8300/h8300.md, config/i386/i386.md,
18516 config/i386/predicates.md, config/i386/sse.md,
18517 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18518 config/vax/vax.md: Fix comment typos. Follow spelling
18521 2005-01-23 Steven Bosscher <stevenb@suse.de>
18523 * gengtype.c (walk_type): Produce `not equal to' compares for loop
18524 tests, instead of `less than'.
18526 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
18528 * function.c (assign_parm_setup_block): When creating a new stack slot
18529 for a parameter, get its alignment from the parameter's DECL_ALIGN
18530 rather than the type's TYPE_ALIGN. Make sure that the parameter
18531 is at least word aligned.
18533 2005-01-22 Roger Sayle <roger@eyesopen.com>
18535 PR middle-end/19378
18536 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18538 2005-01-22 Richard Henderson <rth@redhat.com>
18541 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18542 in both compare operands.
18543 (movdfcc_1_sse_max): Likewise.
18544 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18545 (movdfcc_1_sse): Likewise.
18546 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18547 scratch register as needed.
18549 2005-01-22 Richard Henderson <rth@redhat.com>
18551 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18553 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18555 2005-01-22 Richard Henderson <rth@redhat.com>
18557 * genopinit.c (optabs): Use smin/smax for floating point too.
18558 * doc/md.texi: Update to match. Clarify that floating point
18559 results are undefined for +0/-0 and NaN.
18560 * doc/rtl.texi: Likewise.
18561 * rtl.def (SMIN, SMAX): Likewise
18562 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18564 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18565 leading 's' to the name.
18566 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18567 smaxxf3, sminxf3): Likewise.
18568 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18571 2005-01-22 Paul Brook <paul@codesourcery.com>
18573 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18575 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
18577 * config/s390/s390.c (struct processor_costs): New fields
18578 dlgr, dlr, dr, dsgfr, dsgr.
18579 (z900_cost, z990_cost): Values for new fields.
18580 (s390_rtx_costs): New cases MEM und COMPARE in switch
18581 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18582 DIV, MOD, UDIV, UMOD.
18584 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18586 * config/s390/s390.md ("doloop_si64"): Reload input value directly
18587 into the register being decremented.
18588 ("doloop_si31", "doloop_di"): Likewise.
18589 ("*doloop_si_long"): Adapt pattern.
18591 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18593 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18595 (CLASS_MAX_NREGS): Likewise.
18597 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
18599 * doc/tree-ssa.texi (Statement Operands): Add example for new
18600 must-def macro. Note deprecation of old operands interface.
18602 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
18604 PR tree-optimization/19484
18605 * tree-cfg.c (remove_fallthru_edge): New function.
18606 (cleanup_control_flow): Remove fallthru edges from calls that are
18607 now known not to return.
18609 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18611 Fix PR tree-optimization/19038
18612 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18613 copies with loop variant ones.
18615 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
18617 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18618 config/alpha/alpha-protos.h, config/alpha/alpha.h,
18619 config/alpha/alpha.md, config/alpha/predicates.md,
18620 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18621 config/sparc/sol2.h: Update copyright.
18623 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18624 first label to see if it is a nonlocal label.
18626 2005-01-22 David Edelsohn <edelsohn@gnu.org>
18627 Andrew Pinski <pinskia@physics.uc.edu>
18630 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18631 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
18633 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18635 * config/rs6000/rtems.h: Update copyright.
18637 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18640 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18641 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18642 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18644 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
18647 * c-typeck.c (convert_arguments): Check for error_mark_node.
18649 2005-01-21 Ian Lance Taylor <ian@airs.com>
18651 PR tree-optimization/13000
18652 * tree-inline.c: Include "tree-flow.h".
18653 (expand_call_inline): If warn_return_type, warn if non-void inline
18654 function falls through.
18655 * tree-cfg.c (execute_warn_function_return): Don't warn about
18656 control reaching end if TREE_NO_WARNING is set. Set
18658 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18660 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18661 branch if we don't need one.
18662 * c-typeck.c: Include "tree-flow.h"
18663 (c_finish_bc_stmt): Don't add a goto if the current statement
18664 list doesn't fall through to the current point.
18666 2005-01-21 Roger Sayle <roger@eyesopen.com>
18668 PR rtl-optimization/576
18669 * real.c (real_arithmetic): Change return type from void to bool
18670 to return an indication that the result may be inexact.
18671 * real.h (real_arithmeric): Update prototype.
18672 * fold-const.c (const_binop): Don't constant fold floating
18673 point expressions when the user specifies -frounding-math and
18674 the result may depend upon the run-time rounding mode.
18675 (fold_convert_const_real_from_real): Clean-up.
18676 (fold_initializer): Ignore flag_rounding_math for initializers.
18677 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18678 constant fold FP operations with flag_rounding_math if the
18679 result may depend upon the run-time rounding mode.
18681 2005-01-21 Tom Tromey <tromey@redhat.com>
18683 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18685 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
18687 * tree-cfg.c: Fix comment typos.
18689 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
18691 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18692 around the call to rest_of_handle_branch_target_load_optimize.
18694 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18696 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
18697 (sparc64-*-openbsd*): Likewise.
18698 (sparclite-*-elf*): Include tm-dwarf2.h.
18699 (sparc86x-*-elf*): Likewise.
18700 (sparc64-*-elf*): Likewise.
18701 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
18702 (DBX_DEBUGGING_INFO): Likewise.
18703 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
18704 (PREFERRED_DEBUGGING_TYPE): Likewise.
18705 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
18706 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
18707 (PREFERRED_DEBUGGING_TYPE): Likewise.
18708 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
18709 (PREFERRED_DEBUGGING_TYPE): Likewise.
18710 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
18712 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
18715 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
18717 2005-01-20 Paul Brook <paul@codesourcery.com>
18719 * doc/rtl.texi: Document value extension requirements for CONST_INT.
18721 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18723 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
18724 label is first in a sequence of labels.
18726 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
18728 2005-01-20 Janis Johnson <janis187@us.ibm.com>
18729 Giovanni Bajo <giovannibajo@gcc.gnu.org>
18731 * doc/sourcebuild.texi (Test Directives): New.
18733 2005-01-20 Roger Sayle <roger@eyesopen.com>
18735 * real.c (real_floor): Don't leave the result uninitialized when
18736 mode is VOIDMode, but return the unrounded intermediate value.
18737 (real_ceil): Likewise.
18739 2005-01-20 Paul Brook <paul@codesourcery.com>
18741 * config/arm/arm.md (insv): Use gen_int_mode.
18743 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
18745 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
18746 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18747 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18748 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18749 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18751 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18754 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
18755 fbreg, so we have to assume we can't.
18756 (loc_descriptor_from_tree_1): Ditto.
18757 (containing_function_has_frame_base): New function.
18758 (add_location_or_const_value_attribute): Use it.
18759 Also try to generate a frame_base from a single element location
18762 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18764 PR tree-optimization/15349
18765 * timevar.def (TV_TREE_MERGE_PHI): New.
18766 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
18768 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
18769 calls to tree_forwarder_block_p.
18770 (remove_forwarder_block_with_phi, merge_phi_nodes,
18771 gate_merge_phi, pass_merge_phi): New.
18772 * tree-optimize.c (init_tree_optimization_passes): Add
18774 * tree-pass.h: Add an extern for pass_merge_phi;
18776 2005-01-20 Richard Henderson <rth@redhat.com>
18779 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
18780 (_mm_castps_pd, _mm_castps_si128): New.
18781 (_mm_castsi128_ps, _mm_castsi128_pd): New.
18783 2005-01-20 Richard Henderson <rth@redhat.com>
18786 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
18787 __builtin_ia32_vec_init_v2si.
18788 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
18789 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
18790 (ix86_init_mmx_sse_builtins): Create it.
18791 (ix86_expand_builtin): Expand it.
18792 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
18793 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
18794 (vec_extractv2si_0, vec_extractv2si_1): New.
18796 2005-01-20 Richard Henderson <rth@redhat.com>
18799 * config/i386/i386.c (ix86_expand_push): New.
18800 * config/i386/mmx.md (push<MMXMODE>1): New.
18801 * config/i386/sse.md (push<SSEMODE>1): New.
18802 * config/i386/i386-protos.h: Update.
18804 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18806 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
18809 2005-01-20 Richard Henderson <rth@redhat.com>
18811 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
18812 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
18814 2005-01-19 Richard Henderson <rth@redhat.com>
18817 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
18818 to V4SFmode in SSE1 fallback load path.
18820 2005-01-19 Richard Henderson <rth@redhat.com>
18822 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
18823 in QImode expansion to ix86_expand_vector_set.
18824 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
18826 2005-01-19 Richard Henderson <rth@redhat.com>
18829 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
18830 subclass of the input class.
18831 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
18832 Always true for cross-SSE1 classes. Rationalize conditionals.
18833 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
18834 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
18835 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
18836 (movdi_2): Add MMX/SSE zeros.
18837 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
18838 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
18839 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18840 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
18841 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
18842 (zero_extendsidi2_rex64_1): Remove.
18843 (MOV0 peephole): Check GENERAL_REG_P.
18845 2005-01-19 Richard Henderson <rth@redhat.com>
18848 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
18850 (ix86_expand_vector_extract): Likewise.
18852 2005-01-19 Richard Henderson <rth@redhat.com>
18854 PR middle-end/19304
18855 * expr.c (emit_move_change_mode): New argument force; use
18856 simplify_gen_subreg if true.
18857 (emit_move_via_alt_mode): Merge into ...
18858 (emit_move_via_integer): ... here.
18859 (emit_move_ccmode): Use emit_move_change_mode directly.
18861 2005-01-19 Richard Henderson <rth@redhat.com>
18864 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18865 (alpha_preferred_reload_class): Handle CONST_VECTOR.
18866 (alpha_emit_set_const_1): Add no_output parameter; don't emit
18868 (alpha_emit_set_const): Likewise. Make static.
18869 (alpha_emit_set_long_const): Make static.
18870 (alpha_extract_integer): Split out from alpha_expand_mov.
18871 (alpha_split_const_mov): Likewise.
18872 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
18873 (alpha_legitimate_constant_p): New.
18874 * config/alpha/alpha-protos.h: Update.
18875 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18876 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18877 * config/alpha/alpha.md (movsi): Add n alternative.
18878 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18879 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18880 (splitters for all of the above): Use alpha_split_const_mov.
18881 * config/alpha/predicates.md (non_add_const_operand): New.
18882 (non_zero_const_operand): New.
18883 (input_operand): Use alpha_legitimate_constant_p after reload.
18885 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18887 PR tree-optimization/19038
18888 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18889 (add_candidate): Add ivs with increment in latch only if
18890 allow_ip_end_pos_p is true.
18891 (determine_iv_cost): Use empty_block_p.
18893 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18895 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18896 (compute_dominance_frontiers): Ditto.
18898 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18901 * config/sh/t-rtems: New.
18902 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18904 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18906 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18907 the offset of the selected field.
18909 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18911 * tree-cfg.c (remove_forwarder_block): Fix the check to
18912 prevent a nonlocal label from appearing in the middle of a
18915 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18917 PR rtl-optimization/19462
18918 * reorg.c (find_end_label): Create return insn only if
18919 current_function_epilogue_delay_list is empty.
18921 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18923 * doc/passes.texi: Remove paragraph mentioning new-ra.
18925 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18927 PR rtl-optimization/15139
18928 * combine.c: Include params.h.
18929 (count_rtxs): New function.
18930 (record_value_for_reg): If replace_rtx would replace at least
18931 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18932 (clobber (const_int 0)) instead of TEM.
18933 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18934 * params.h (MAX_LAST_VALUE_RTL): New.
18935 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18936 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18939 * c-typeck.c (digest_init): Only call build_vector if all constructor
18940 elements are *_CST nodes.
18941 * gimplify.c (gimplify_init_constructor): Likewise.
18943 PR middle-end/19164
18944 * c-typeck.c (digest_init): Only call build_vector if inside_init
18947 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18949 * toplev.c (init_asm_output): Remove dead #ifdef.
18951 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18953 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18955 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18957 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18958 accessing DECL_FUNCTION_CODE.
18959 * dojump.c (do_jump): Likewise.
18960 * gimplify.c (gimplify_call_expr): Likewise.
18961 * predict.c (expr_expected_value): Likewise.
18962 (strip_builtin_expect): Likewise.
18963 * tree-inline.c (estimate_num_insns_1): Likewise.
18964 * tree-ssa-loop-im.c (stmt_cost): Likewise
18965 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18966 (tree_expr_nonnegative_p): Likewise.
18968 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18970 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18971 variant of the load_pcrel_sym pattern.
18972 * config/sparc/sparc.md (P macro): Move to the top.
18973 (load_pcrel_sym): Macroize using P.
18974 (save_register_window): Likewise.
18976 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18978 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18979 ("sordered"): Same.
18981 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18984 * c-typeck.c (build_asm_expr): Strip nops off
18985 input memory operands.
18987 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18989 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18990 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18991 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18992 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18994 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18997 * config/i386/i386.c (override_options): If the 80387 is disabled,
18998 then do not return FP values using FP registers.
19000 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19002 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19003 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19004 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19005 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19006 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19007 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19008 output.h, postreload-gcse.c, postreload.c, recog.c,
19009 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19010 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19011 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19012 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19013 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19014 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19015 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19016 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19018 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19019 config/alpha/alpha.c, config/arm/vfp.md,
19020 config/i386/emmintrin.h, config/i386/i386-modes.def,
19021 config/i386/i386-protos.h, config/i386/i386.h,
19022 config/i386/pmmintrin.h, config/i386/ppro.md,
19023 config/i386/predicates.md, config/i386/xmmintrin.h,
19024 config/i860/i860.c, config/ia64/ia64-modes.def,
19025 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19026 config/ia64/ia64.md, config/ia64/itanium1.md,
19027 config/ia64/itanium2.md, config/ia64/predicates.md,
19028 config/iq2000/iq2000.h, config/mips/linux64.h,
19029 config/rs6000/aix41.h, config/rs6000/aix43.h,
19030 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19031 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19032 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19033 config/sparc/linux64.h, config/sparc/litecoff.h,
19034 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19035 config/sparc/sparc.h, config/sparc/sparc.md,
19036 config/sparc/sysv4-only.h: Update copyright.
19038 2005-01-18 Richard Henderson <rth@redhat.com>
19041 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19043 2005-01-18 Marc Espie <espie@openbsd.org>
19044 * config/i386/openbsdelf.h: Typo.
19046 2005-01-18 Richard Henderson <rth@redhat.com>
19048 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19049 special case for sse.
19050 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19052 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19054 * tree-inline.c (estimate_num_insns_1): Added cases for
19055 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19057 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19059 PR rtl-optimization/19296
19060 * combine.c (simplify_comparison): Rewrite the condition under
19061 which a non-paradoxical SUBREG of a PLUS can be lifted when
19062 compared against a constant.
19064 2005-01-18 Andi Kleen <ak@muc.de>
19066 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19067 * c.opt (-Wpointer-sign): Add.
19068 * doc/invoke.texi: (-Wpointer-sign): Add.
19070 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19072 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19073 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19074 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19075 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19076 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19077 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19078 for TARGET_MIX_SSE_I387.
19079 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19080 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19081 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19082 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19083 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19084 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19085 TARGET_MIX_SSE_I387.
19086 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19089 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19092 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19093 Add movaps alternative for xmm reg->reg move.
19095 2005-01-17 Jeff Law <law@redhat.com>
19097 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19098 at the end of the main DOM loop rather than just before DOM exits.
19100 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19102 PR tree-optimization/19121
19103 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19104 adding aliases to a name tag, also add them to the pointer's
19106 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19107 sensitive alias info at all. Only check that the two pointers
19108 have compatible pointed-to sets.
19109 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19110 a pointer's type tag is a superset of the alias set of the
19111 pointer's name tag.
19113 2005-01-17 James E Wilson <wilson@specifixinc.com>
19116 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19117 comment to document why.
19119 2005-01-17 Richard Henderson <rth@redhat.com>
19121 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19122 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19123 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19124 sse2_vmsminv2df3_finite): New.
19125 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19126 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19127 Force op1 into register.
19129 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
19131 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19132 bubblestrap from always rebuilding build directory.
19134 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
19136 * config/s390/s390.md ("*clc"): Remove incorrect '='.
19137 ("*cmpmem_short"): Likewise.
19139 2005-01-17 Steven Bosscher <stevenb@suse.de>
19141 * basic-block.h: Document BB_* flags.
19142 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19143 use an sbitmap instead.
19144 * sched-rgn.c (compute_trg_info): Likewise.
19146 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
19148 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
19149 redundant target_cpu_default and extra_parts lines. Use the default
19151 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19152 (SUBTARGET_EXTRA_SPECS): Delete.
19153 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
19154 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19155 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19156 and "n32" for -mabi=n32.
19158 2005-01-17 Ian Lance Taylor <ian@airs.com>
19161 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19162 fold constant variables into initial values.
19164 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19166 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19168 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19169 through the statements backward.
19171 2005-01-17 Ian Lance Taylor <ian@airs.com>
19173 PR middle-end/13127:
19174 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19175 a variable set to the return value of the inlined function.
19177 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
19179 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19180 when modes are tieable.
19182 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
19184 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19185 of pthread_create to find out if threads are enabled.
19186 * gthr-posix95.h (__gthread_active_p): Likewise.
19188 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19190 * common.opt (-fnew-ra): Remove.
19192 * toplev.h (flag_new_regalloc): Remove.
19193 * Makefile.in (ra*.*): Don't mention.
19194 * passes.c (rest_of_handle_new_regalloc): Remove.
19195 (rest_of_handle_combine, rest_of_compilation): Always consider
19196 flag_new_regalloc as false.
19197 * doc/invoke.texi: Don't document -fnew-ra.
19199 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19201 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19202 last parameter to reg_scan.
19203 * loop.c (loop_optimize): Likewise.
19204 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19205 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19206 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19207 rest_of_handle_gcse, rest_of_handle_loop_optimize,
19208 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19209 * regclass.c (reg_scan): Likewise, for the declaration.
19210 * rtl.h (reg_scan): Likewise, for the prototype.
19212 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19214 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19215 mark_dfs_back_edges.
19217 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19219 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19220 (compute_avail): Uses don't go in tmp_gen.
19222 2005-01-16 Steven Bosscher <stevenb@suse.de>
19224 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19225 loop to look for a free slot in a page entry.
19227 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19230 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19231 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19232 just before targetm.asm_out.file_end.
19233 * tree.h (process_pending_assemble_output_defs): Declare.
19234 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19236 (assemble_alias): Defer generation of assembly code for defines when
19237 TARGET_DEFERRED_OUTPUT_DEFS is true.
19238 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19239 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19240 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19242 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19245 * pa.c (pa_scalar_mode_supported_p): New function.
19246 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19247 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19249 * pa-protos.h (prefetch_operand): Delete.
19250 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19251 * pa.c (prefetch_operand): Delete.
19252 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19253 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19254 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19255 and prefetch_nocc_operand.
19256 * pa.md (prefetch): Rework to avoid reload problems handling short
19257 displacements when a cache control completer needs to be provided.
19258 (prefetch_32, prefetch_64): Delete.
19259 (prefetch_cc, prefetch_nocc): New patterns.
19261 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19263 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19265 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19268 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19269 exceeds maximum alignment for global common data.
19270 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19271 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19273 2004-01-15 Roger Sayle <roger@eyesopen.com>
19275 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19277 2004-01-15 Roger Sayle <roger@eyesopen.com>
19279 * harg-reg-set.h (reg_class_names): Prototype global array.
19280 * regclass.c (reg_class_names): Declare here and initialize to
19282 (dump_regclass): Remove local declaration of reg_class_names.
19283 (regclass): Likewise.
19284 * cfg.c (dump_flow_info): Likewise.
19285 * ra-debug.c (reg_class_names): Likewise.
19286 * regrename.c (reg_class_names): Likewise.
19287 * reload.c (reg_class_names): Likewise.
19288 * reload1.c (spill_failure): Likewise.
19289 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19291 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
19293 * config/s390/s390.md ("reload_outti"): Remove predicate for
19294 output operand. Abort if operand is not a MEM.
19295 ("reload_outdi", "reload_outdf"): Likewise.
19297 2005-01-15 Marc Espie <espie@openbsd.org>
19299 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19300 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19301 * config/openbsd.h: Fix C++ includes for native configurations.
19302 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
19303 Add trampoline support.
19304 * config/i386/openbsdelf.h: New.
19306 2005-01-15 Marc Espie <espie@openbsd.org>
19308 * collect2.c (main): Explicitly parse -dynamic-linker option.
19310 2005-01-15 Jakub Jelinek <jakub@redhat.com>
19312 PR tree-optimization/19060
19313 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19314 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19315 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19316 and handle extract_range_from_cond returning false.
19317 * fold-const.c (fold): Optimize comparisons with min/max even for
19318 width > HOST_BITS_PER_WIDE_INT.
19320 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
19322 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19323 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19324 Remove little endian multilib variants.
19325 Add mips32 multilib variant.
19327 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
19329 * explow.c (copy_all_reg, stabilize): Remove.
19330 * expr.h: Remove the corresponding prototypes.
19332 * rtlanal.c (regs_set_between_p): Remove.
19333 * rtl.h: Remove the corresponding prototype.
19335 2005-01-14 David Edelsohn <edelsohn@gnu.org>
19337 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19338 to rs6000_nonimmediate_operand.
19339 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19340 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19341 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19342 rs6000_nonimmediate_operand.
19343 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19344 rs6000_nonimmediate_operand.
19346 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
19348 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19350 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19352 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19354 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19355 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19357 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19358 (rs6k_nonimmediate_operand): New.
19359 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19361 (legitimate_lo_sum_address_p): Same.
19362 (rs6000_legitimize_address): Same.
19363 (rs6000_legitimize_reload_address): Same.
19364 (rs6000_legitimate_address): Same.
19365 (spe_build_register_parallel): Pass DF and DC modes in a DI
19368 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19369 to rs6k_nonimmediate_operand.
19371 * config/rs6000/spe.md ("*frob_df_di"): New.
19372 ("*frob_di_df"): New.
19373 ("*frob_di_df_2"): New.
19374 ("*mov_sidf_e500_subreg0"): New.
19375 ("*mov_sidf_e500_subreg4"): New.
19376 ("*movdf_e500_double"): Change predicate to
19377 rs6k_nonimmediate_operand.
19379 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19381 * postreload.c (move2add_note_store): Only call
19382 trunc_int_for_mode on scalar integers.
19384 2005-01-14 Steven Bosscher <stevenb@suse.de>
19386 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19387 replace BB_VISITED uses.
19388 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19389 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19390 (tree_dce_done): Free visited_control_parents.
19391 (perform_tree_ssa_dce): Allocate and clear it.
19392 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19393 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19394 instead of BB_VISITED.
19396 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19398 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19399 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19400 Remove unused prototypes.
19402 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19404 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19405 64-bit register usage.
19406 (spe_func_has_64bit_regs_p): Add FIXME note.
19408 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19410 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19411 flag_finite_math_only with flag_unsafe_math_optimizations.
19413 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19415 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19416 end-of-stack check.
19417 (__tpf_eh_return): Copy TPF private stack area from the module
19418 boundary stack frame. Add check for when module addresses are
19419 equal, but no stub address is found.
19421 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19424 * arm.h (struct machine_function): Add call_via field.
19425 (thumb_call_via_label): Declare.
19426 * arm.c (thumb_call_via_label): New variable.
19427 (thumb_call_reg_needed): New variable.
19428 (arm_output_function_epilogue): For Thumb code, output any per-function
19429 call-indirect trampolines.
19430 (thumb_call_via_reg): New function.
19431 (arm_file_end): New function.
19432 (TARGET_ASM_FILE_END): Call arm_file_end.
19433 (aof_file_end): Likewise.
19434 * arm-protos.h (thumb_call_via_reg): Declare.
19435 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19436 thumb_call_via_reg in normal case.
19438 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19440 PR middle-end/19084
19441 PR rtl-optimization/19348
19442 * recog.c (peephole2_optimize): Do global life update if some peephole
19443 decides it doesn't need at least one of its inputs and that change
19444 influences liveness at the start of the basic block.
19446 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19447 arguments instead of 1.
19449 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19451 PR middle-end/18820
19452 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19453 zero for nested functions needing a static chain or functions
19454 with a non-constant address.
19456 2005-01-13 Roger Sayle <roger@eyesopen.com>
19458 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19459 (and (sign_extend X) C) into (zero_extend (and X C)).
19461 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19463 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19465 2005-01-13 Richard Henderson <rth@redhat.com>
19470 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19471 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19472 not just TARGET_SSE.
19473 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19474 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19475 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19476 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19477 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19478 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19479 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19480 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19481 (movdicc_c_rex64): Rename with '*'.
19482 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19483 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19484 (movsfcc_1_387): Rename from movsfcc_1.
19485 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19486 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19487 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19488 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19489 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19490 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19491 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19492 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19493 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19494 sse_movdfcc_const0_4): Remove.
19495 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19496 recognize min/max early. Update for changed sse cmove patterns.
19497 (ix86_split_sse_movcc): New.
19498 * config/i386/i386-protos.h: Update.
19500 2005-01-13 Steven Bosscher <stevenb@suse.de>
19502 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19503 (fix_stmt_v_may_defs): Likewise.
19505 2005-01-13 Richard Henderson <rth@redhat.com>
19507 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19508 for converting the mask.
19510 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19512 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19515 2005-01-13 Richard Henderson <rth@redhat.com>
19517 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19518 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19519 IX86_BUILTIN_MOVDQ2Q): Remove.
19520 (IX86_BUILTIN_VEC_EXT_V4SI): New.
19521 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19522 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19524 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19525 (sse2_pextrw): Fix immediate constraint.
19526 (sse2_loadq, sse2_loadq_rex64): Remove.
19527 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19528 Use __builtin_ia32_vec_ext_<size>.
19529 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19531 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
19533 * function.c (assign_parm_setup_block): Look inside original
19534 entry_parm when inspecting PARALLEL.
19536 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19537 Joel Sherrill <joel@oarcorp.com>
19540 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19541 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19542 rtems_gxx_recursive_mutex_init.
19543 (__gthread_recursive_mutex_lock): New function.
19544 (__gthread_recursive_mutex_trylock): Likewise.
19545 (__gthread_recursive_mutex_unlock): Likewise.
19547 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19549 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19551 2005-01-13 Jan Beulich <jbeulich@novell.com>
19553 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19554 (ashrti3_internal): Indicate output is early clobber. Generate result
19555 into output rather than first input. Use move for low word of output
19556 if shift count is exactly 64.
19557 (lshrti3_internal): Likewise.
19559 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
19563 * reload1.c (delete_output_reload): Don't delete an output reload
19564 if the pseudo lives longer than a single basic block. Adjust and
19565 improve wording of comment.
19567 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
19570 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19571 of TYPE_SIZE where we mean the number of bytes.
19573 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
19575 * function.c (assign_parm_setup_block): Relax condition on
19576 multi-register optimization.
19578 2005-01-12 Nick Clifton <nickc@redhat.com>
19580 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19581 an "in_delay_slot" attribute of "no" to prevent them being used in
19582 delay slots. This is forbidden because they might generate
19585 2005-01-12 Alan Modra <amodra@bigpond.net.au>
19588 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19589 with r->Y and Y->r.
19591 2005-01-12 Nick Clifton <nickc@redhat.com>
19593 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19594 passed on to GAS) but do not define, as GAS no longer supports or
19595 needs the -m2000 option.
19597 2005-01-11 Roger Sayle <roger@eyesopen.com>
19599 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19600 type as args of unprototyped builtins aren't automatically promoted.
19601 (fold_builtin_abs): Likewise.
19603 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19605 * Makefile.in: Set a `build-warn' variable.
19607 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19609 PR tree-optimization/17949
19610 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19611 (find_interesting_uses_address): Use it.
19613 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
19615 * regrename.c (kill_value): Handle subreg's that won't simplify.
19617 2005-01-11 Richard Henderson <rth@redhat.com>
19620 * config/i386/i386.h (enum ix86_builtins): Move ...
19621 * config/i386/i386.c: ... here.
19622 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19623 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19624 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19625 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19626 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
19627 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19628 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19629 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19630 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19631 IX86_BUILTIN_LOADDDUP): Remove.
19632 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19633 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19634 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19635 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19636 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19637 (ix86_init_builtins): Make static.
19638 (ix86_init_mmx_sse_builtins): Update for changed builtins.
19639 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19640 if all the modes match. Otherwise, fake it.
19641 (get_element_number, ix86_expand_vec_init_builtin,
19642 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19643 (ix86_expand_builtin): Make static. Update for changed builtins.
19644 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19645 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
19646 (ix86_expand_vector_init_duplicate): New.
19647 (ix86_expand_vector_init_low_nonzero): New.
19648 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19649 Split out from ix86_expand_vector_init; handle integer modes.
19650 (ix86_expand_vector_init): Use them.
19651 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19652 * config/i386/i386-protos.h: Update.
19653 * config/i386/predicates.md (reg_or_0_operand): New.
19654 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19655 (movv2sf_internal): Likewise. And a splitter to match them all.
19656 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19657 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19658 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19659 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19660 (mmx_pinsrw): Fix operand ordering.
19661 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19662 rather than sse_loadss expander.
19663 (movv2df splitter): Similarly.
19664 (sse_loadss, sse_loadlss): Remove.
19665 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19666 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19667 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19668 (sse3_movddup): Rename with '*'.
19669 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19670 (sse2_loadsd): Remove.
19671 (vec_dupv2df_sse3): Rename from sse3_loadddup.
19672 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19673 (sse2_pinsrw): Fix argument ordering.
19674 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19675 (sse2_stored): Remove 'r' destination.
19676 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19677 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19678 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19679 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19680 vec_extractv16qi, vec_initv16qi): New.
19682 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19683 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19684 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19686 (_mm_load_pd, _mm_store_pd): Use plain dereference.
19687 (_mm_load_si128, _mm_store_si128): Likewise.
19688 (_mm_load1_pd): Use _mm_set1_pd.
19689 (_mm_load_sd): Use _mm_set_sd.
19690 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19691 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19692 (_mm_set_epi64): Use _mm_set_epi64x.
19693 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
19694 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
19695 _mm_setr_epi8): Use _mm_set_foo form.
19696 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
19697 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
19698 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
19699 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
19700 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
19701 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
19702 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
19703 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
19704 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
19705 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
19706 (_mm_movedup_pd): Use _mm_shuffle_pd.
19707 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
19708 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
19709 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
19710 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
19711 Use _mm_setzero_ps.
19712 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
19713 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
19714 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
19715 (_mm_store_ps): Use raw dereference.
19716 (_mm_store1_ps): Use _mm_storeu_ps.
19717 (_mm_storer_ps): Use _mm_store_ps.
19718 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
19719 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
19721 2005-01-11 Stan Shebs <shebs@apple.com>
19723 * config/rs6000/rs6000.c (machopic_output_stub): Issue
19724 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
19726 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
19729 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
19730 Skip all DECLs except for FIELD_DECLs.
19732 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19734 * config/s390/s390.c (override_options): Return error if
19735 -mbackchain, -mpacked-stack and -mhard-float are used together.
19736 (s390_va_start): Remove the backchain && packed-stack special case.
19737 (s390_gimplify_va_arg): Likewise.
19738 * doc/invoke.texi: Remove the ABI incompatibility note.
19740 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19742 * config/s390/s390.c (struct s390_frame_layout): Remove
19744 (s390_frame_info, s390_emit_prologue): Replace occurrences of
19745 save_backchain_p with TARGET_BACKCHAIN.
19747 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19750 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
19751 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
19752 * function.c (locate_and_pad_parm): Set new field.
19753 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
19754 Tweak where_pad test to include "none". Always set mem align for
19756 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
19757 not sufficient for type.
19758 (assign_parm_setup_block): If stack_parm is zero on entry, always
19759 make a new stack local. Block move old stack parm if necessary
19760 to new aligned stack local.
19761 (assign_parm_setup_stack): Use a block move to handle
19762 potentially misaligned entry_parm.
19763 (assign_parms_unsplit_complex): Specify required alignment when
19764 creating stack local.
19765 * calls.c (compute_argument_addresses): Override alignment of stack
19766 arg calculated from its type with the alignment given by
19767 FUNCTION_ARG_BOUNDARY.
19768 (store_one_arg): Likewise.
19770 2005-01-11 Jan Beulich <jbeulich@novell.com>
19772 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
19773 Change respective itanium_class attribute to ialu.
19774 (shladdp4_internal): New.
19775 * config/ia64/predicates.md (shladd_log2_operand): New.
19777 2005-01-11 Richard Henderson <rth@redhat.com>
19779 * expr.c (store_constructor): Use rtvec_alloc instead of
19780 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
19782 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
19784 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
19786 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19788 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
19789 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
19790 (TARGET_RWRELOC): Define.
19791 (ia64_rwreloc_section_type_flags): Delete.
19792 (ia64_section_type_flags): New function.
19793 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
19794 (TARGET_RWRELOC): Define.
19796 2005-01-10 David Mosberger <davidm@hpl.hp.com>
19799 * config/ia64/ia64.c (process_set): For alloc insn, only call
19800 process_epilogue is !frame_pointer_needed.
19802 2005-01-10 Roger Sayle <roger@eyesopen.com>
19805 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
19806 unary operator and can't be treated as a binary/comparison operator.
19808 2005-01-10 Richard Henderson <rth@redhat.com>
19810 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
19811 (ix86_return_in_memory): Likewise.
19812 (function_arg_advance): Likewise. Mirror structure in function_arg
19813 for choosing register to advance.
19815 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
19817 * tree-vectorizer.c, tree.def: Fix comment typos.
19819 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
19821 * config/s390/s390.c (struct processor_costs): 4 new fields:
19822 ddbr, ddr, debr, der.
19823 (s390_rtx_costs): More precise handling of divide instructions.
19825 2005-01-10 David Edelsohn <edelsohn@gnu.org>
19827 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
19829 2005-01-10 Jan Beulich <jbeulich@novell.com>
19831 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
19832 names resulting from -ffunction-sections/-fdata-sections and linkonce
19834 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
19835 based on the section name. Rearrange the section name comparison logic
19836 slightly so that each section name is compared against at most once.
19838 2005-01-10 Ben Elliston <bje@au.ibm.com>
19840 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
19841 targets for which -fPIC reduces limitations on the GOT size.
19843 2005-01-09 Falk Hueffner <falk@debian.org>
19845 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
19848 2005-01-09 David Edelsohn <edelsohn@gnu.org>
19851 * collect2.c (main): Set aixrtl_flag for -brtl option.
19852 (resolve_lib_name): Search for .so file extension before .a
19853 if aixrtl_flag set.
19855 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
19857 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
19858 (vect_analyze_data_refs_alignment): Add dump prints.
19860 2005-01-09 Ira Rosen <irar@il.ibm.com>
19862 * tree-vectorizer.c (vect_analyze_offset_expr): Use
19863 expr_invariant_in_loop_p.
19864 Initialize outputs first thing in the function.
19865 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19866 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19867 (vect_analyze_pointer_ref_access): Check that the initial condition of
19868 the access function is loop invariant.
19870 2005-01-09 Richard Henderson <rth@redhat.com>
19872 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19873 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
19874 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
19875 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19876 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19877 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19878 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19879 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19880 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19881 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19882 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19883 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19884 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19885 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19886 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19887 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19888 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19889 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19890 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19891 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19892 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19893 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19894 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19896 (mmx_clrdi, pavgusb): Remove.
19897 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19898 with leading sse_ prefix.
19899 * config/i386/sse.md: Receive them.
19900 * config/i386/mmx.md: New file.
19901 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19902 (subrv2sf3): Turn into expander for normal subtraction.
19903 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19904 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19905 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19906 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19907 commutative; use ix86_binary_operator_ok.
19908 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19909 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19910 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19911 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19912 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19913 Macroize from existing patterns; use ix86_binary_operator_ok.
19914 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19915 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19916 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19917 with vec_select+vec_concat.
19918 (mmx_pshufw, mmx_pshufw_1): Likewise.
19919 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19920 (mmx_uavgv4hi3): Model correctly.
19921 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19922 _mm_xor_si64): Remove casts.
19924 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19926 PR tree-optimization/19224
19927 * tree-scalar-evolution.c (get_instantiated_value,
19928 set_instantiated_value): New functions.
19929 (instantiate_parameters_1): Cache the results.
19930 (instantiate_parameters, resolve_mixers): Initialize and free
19933 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19935 * config/i386/i386.md (addhi_4): Correct reference in comment.
19938 2005-01-08 Richard Henderson <rth@redhat.com>
19940 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19941 (_mm_cvtsi128_si64x): Likewise.
19942 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19943 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19944 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19945 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19946 * config/i386/i386-protos.h: Update.
19947 * config/i386/i386.c (print_operand): Add 'H'.
19948 (ix86_fixup_binary_operands): Split out from ...
19949 (ix86_expand_binary_operator): ... here.
19950 (ix86_fixup_binary_operands_no_copy): New.
19951 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19952 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19953 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19954 (safe_vector_operand): Use CONST0_RTX.
19955 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19956 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19957 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19958 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19960 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19961 (IX86_BUILTIN_CMPNGESS): New.
19962 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19963 (attr type): Add sselog1.
19964 (attr unit, attr memory): Handle it.
19965 (movti, movti_internal, movti_rex64): Move near other integer moves.
19966 (movtf, movtf_internal): Move near other fp moves.
19967 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19968 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19969 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19970 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19971 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19972 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19973 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19974 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19975 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19976 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19977 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19978 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19979 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19980 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19981 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19982 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19983 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19984 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19985 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19986 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19987 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19988 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19989 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19990 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19991 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19992 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19993 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19994 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19995 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19996 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19997 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19998 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19999 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20000 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20001 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20002 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20003 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20004 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20005 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20006 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20007 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20008 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20009 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20010 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20012 (SSEPUSH, push<SSEPUSH>): Remove.
20013 (MMXPUSH, push<MMXPUSH>): Remove.
20014 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20015 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20016 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20017 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20018 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20019 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20020 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20021 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20022 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20023 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20024 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20025 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20026 (ppro_sse_log_V4SF): Handle sselog1.
20027 * config/i386/predicates.md (const_0_to_1_operand): New.
20028 (const_0_to_255_mul_8_operand): New.
20029 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20030 (const_2_to_3_operand, const_4_to_7_operand): New.
20031 * config/i386/sse.md: New file.
20032 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20033 (sse_movups): Rename from sse_movups_1.
20034 (sse_loadlss): Rename from sse_loadss_1.
20035 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20037 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20038 (absv4sf2, negv2df, absv2df): New.
20039 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20040 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20041 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20042 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20043 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20044 (sse3_addsubv4sf3): Model correctly.
20045 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20046 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20047 (sse_movhlps): Model with vec_select+vec_concat.
20048 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20049 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20050 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20051 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20052 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20053 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20054 sse2_pshufhw_1): Likewise.
20055 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20056 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20057 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20058 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20059 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20060 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20061 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20062 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20063 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20064 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20065 sminv8hi3): Mark commutative
20066 operands. Use ix86_binary_operator_ok.
20067 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20068 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20069 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20070 sse2_punpcklqdq): Allow operand2 in memory.
20071 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20072 sse2_movsd): Add memory alternatives.
20073 (sse_storelps): Turn expander into an insn; split after reload.
20074 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20075 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20077 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20079 * configure.ac (DWARF-2 debug_line): Use objdump.
20080 * configure: Regenerate.
20082 2005-01-08 Jeff Law <law@redhat.com>
20083 Diego Novillo <dnovillo@redhat.com>
20085 PR tree-optimization/18241
20086 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20087 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20088 statements with volatile operands.
20089 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20090 operands after marking a statement with has_volatile_ops.
20092 2005-01-08 Roger Sayle <roger@eyesopen.com>
20094 * tree.c (int_fits_type_p): Always honor integer constant
20095 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20097 2005-01-08 Roger Sayle <roger@eyesopen.com>
20099 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20100 the latent bug in rtl_delete_block has been resolved.
20102 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20104 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20105 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20107 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20109 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20110 library as @multilib_dir@/$(SHLIB_SONAME).
20112 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20114 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20115 * configure: Regenerate.
20117 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20119 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20122 2005-01-07 David Edelsohn <edelsohn@gnu.org>
20125 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20126 Convert non-word aligned offset address using ld/std into
20129 2005-01-07 Richard Henderson <rth@redhat.com>
20131 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20133 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
20135 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20137 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20139 PR tree-optimization/19283
20140 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20141 is not shorter than the original type.
20143 PR rtl-optimization/19012
20144 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20146 PR rtl-optimization/18861
20147 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20148 (FULL_STATE): Define.
20149 (mark_tablejump_edge): New function.
20150 (purge_dead_tablejump_edges): New function.
20151 (find_bb_boundaries): Use it.
20153 PR tree-optimization/18828
20154 * builtins.c (expand_builtin_next_arg): Remove argument and all
20155 the argument checking.
20156 (expand_builtin): Adjust caller.
20157 (expand_builtin_va_start): Likewise. Remove error for too many
20159 (fold_builtin_next_arg): Issue error for too many arguments.
20160 After checking arguments, replace them with magic arguments that
20161 prevent further checking of the args.
20163 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20165 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20167 2005-01-06 Roger Sayle <roger@eyesopen.com>
20170 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20171 and %{.S:...} (and their negative variants) to test whether the
20172 input file is assembler or pre-processed-assembler independent of
20173 the actual filename extension.
20175 2005-01-06 Roger Sayle <roger@eyesopen.com>
20177 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20178 of sign or zero extended values.
20180 2005-01-06 Geoffrey Keating <geoffk@apple.com>
20182 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20183 for IBM long double format correctly.
20185 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
20187 Fix PR tree-optimization/18792
20189 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20190 to first_loop_depth, and use loop depth instead of loop number.
20191 (build_classic_dir_vector): Ditto.
20192 (compute_data_dependences_for_loop): Use depth, not loop number.
20193 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20194 number. Pass in loops, instead of loop numbers.
20195 (gather_interchange_stats): Ditto.
20196 (linear_transform_loops): Ditto.
20198 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
20201 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20202 biv_fits_mode_p, extension_within_bounds_p): New functions.
20203 (check_ext_dependent_givs): Use them.
20205 2005-01-06 Roger Sayle <roger@eyesopen.com>
20207 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20208 more than one barrier, in which case we should delete them all.
20210 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
20212 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20214 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20216 Fix PR middle-end/19286
20218 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20219 output this subprogram, simply ignore this attempt to do it again.
20220 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20221 origin attribute if it's not possible.
20222 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20223 (decls_for_scope): Ditto.
20224 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20225 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20227 2005-01-05 Richard Henderson <rth@redhat.com>
20230 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20231 (bdesc_2arg): Use it.
20232 (ix86_expand_binop_builtin): Force operands into registers
20234 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20235 ix86_expand_sse_compare, ix86_expand_sse_comi,
20236 ix86_expand_builtin): Likewise.
20238 2005-01-05 Richard Henderson <rth@redhat.com>
20240 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20242 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20243 (mulv4hi3): Set itanium_class mmmul.
20244 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20245 (fpack): Rename from fpack_sfsf.
20247 2005-01-05 Richard Henderson <rth@redhat.com>
20250 * reload1.c (do_input_reload): Restrict the optimization deleteing
20251 a previous output reload to RELOAD_FOR_INPUT.
20253 2005-01-05 Steven Bosscher <stevenb@suse.de>
20255 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20256 comment that we fall through after case.
20257 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20258 (distribute_links): Likewise.
20259 * cse.c (cse_insn): Likewise.
20260 * cselib.c (cselib_invalidate_mem): Likewise.
20261 * df.c: Update comments at the top of the file.
20262 (read_modify_subreg_p): Update comments here too.
20263 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20264 * flow.c (mark_set_1): Likewise.
20265 (mark_used_regs): Likewise.
20266 * gcse.c (mems_conflict_for_gcse_p): Likewise.
20267 (canon_list_insert): Likewise.
20268 (mark_set): Likewise.
20269 (try_replace_reg): Likewise.
20270 (store_killed_in_insn): Likewise.
20271 * loop.c (count_one_set): Likewise.
20272 (basic_induction_var): Likewise.
20273 * postreload-gcse.c (find_mem_conflicts): Likewise.
20274 * postreload.c (reload_combine_note_store): Likewise.
20275 (move2add_note_store): Likewise.
20276 * reload.c (find_equiv_reg): Likewise.
20277 (mark_referenced_resources): Likewise.
20278 * rtlanal.c (set_noop_p): Likewise.
20279 (note_stores): Likewise.
20280 (note_uses): Likewise.
20281 * sched-deps.c (sched_analyze_1): Likewise.
20282 * sched-rgn.c (check_live_1): Likewise.
20283 (update_live_1): Likewise.
20284 * config/i860/i860.c: Likewise.
20286 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20288 (ZERO_EXTRACT): Mention that this one can be an lvalue.
20290 * doc/rtl.texi: Update documentation for bit-fields and SET.
20292 2005-01-05 Roger Sayle <roger@eyesopen.com>
20294 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20296 2005-01-05 Jan Hubicka <jh@suse.cz>
20297 Richard Henderson <rth@redhat.com>
20300 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20303 2005-01-05 Richard Henderson <rth@redhat.com>
20306 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20307 (sse_shufps): Change operand 3 to const_int_operand.
20308 (sse2_storelps): Fix typo in template.
20309 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20310 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20311 (ix86_expand_builtin): Likewise.
20313 2005-01-05 Julian Brown <julian@codesourcery.com>
20315 * config/arm/arm.c (arm_return_in_memory): Treat complex types
20316 as aggregates for AAPCS ABIs.
20318 2005-01-05 Stan Shebs <shebs@apple.com>
20320 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20321 Mach-O getters if ppc64.
20322 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20324 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20325 signed four-byte field for global code case.
20326 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20328 2005-01-05 Roger Sayle <roger@eyesopen.com>
20330 PR middle-end/19100
20331 * c-common.c: Include real.h.
20332 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20333 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20334 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20335 * Makefile.in (c-common.o): Update dependencies.
20337 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20339 * c-parse.in (asm_string): Add trailing semicolon.
20341 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20343 * c-parse.in (asm_string): New. Don't allow wide strings in
20345 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20346 asm_string instead of STRING.
20348 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20350 * c-typeck.c (constructor_no_implicit): Remove.
20351 (set_designator, process_init_element): Don't check
20352 constructor_no_implicit.
20354 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
20355 Kaz Kojima <kkojima@gcc.gnu.org>
20358 * lcm.c (create_pre_exit): New.
20359 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20360 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
20362 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20364 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20365 -msoft-float in target_float_switch.
20366 * arm.c (arm_override_options): Fix processing of target_float_switch.
20368 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20370 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20373 2004-01-05 Uros Bizjak <uros@kss-loka.si>
20375 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20376 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20378 2005-01-04 Roger Sayle <roger@eyesopen.com>
20380 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20381 if deleting the then-block allows the test-block to fallthru to the
20384 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20387 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20388 after the full declaration if the are in two different TUs.
20390 2005-01-04 Richard Henderson <rth@redhat.com>
20393 * tree-sra.c (generate_one_element_init): Just
20394 call gimplify_and_add.
20395 (generate_element_init): Record the
20396 new referenced variables and mark them for renaming
20397 and split out to ...
20398 (generate_element_init_1): This.
20399 (scalarize_init): Don't call push_gimplify_context/
20400 pop_gimplify_context.
20402 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20404 * toplev.c (get_src_pwd): Handle failure of getpwd().
20406 2005-01-04 Roger Sayle <roger@eyesopen.com>
20408 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20410 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20411 all the cases handled by it are inverted by invert_truthvalue.
20413 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20415 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20416 (save_register_windowsi): Likewise.
20418 2005-01-04 Richard Henderson <rth@redhat.com>
20420 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20422 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20424 PR middle-end/17767
20425 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20426 any simplifications of vector mode comparison operators.
20427 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20429 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20430 Devang Patel <dpatel@apple.com>
20432 PR tree-optimization/18308
20433 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20434 the operands before creating a new expression.
20435 * dojump.c (do_jump): Make drop_through_label available
20436 for all cases. Add expansion of COND_EXPR.
20438 2005-01-04 Ira Rosen <irar@il.ibm.com>
20440 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20441 INTEGER_CST instead of TREE_CONSTANT.
20442 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20443 instead of TREE_CONSTANT.
20444 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20445 instead of TREE_CONSTANT.
20447 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20449 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20451 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20454 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20455 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20457 2005-01-03 Richard Henderson <rth@redhat.com>
20459 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20460 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20461 fold_convert_const_real_from_real): Split out from ...
20462 (fold_convert_const): ... here.
20464 2005-01-03 Richard Henderson <rth@redhat.com>
20467 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20468 (mov<MMXMODEI>_internal): Likewise.
20469 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20470 Add V2SF case; use it for SSE1; don't use TI.
20471 (movdf_integer): Likewise.
20472 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20474 2005-01-03 Ira Rosen <irar@il.ibm.com>
20476 * tree-vectorizer.c (vect_strip_conversions): New function.
20477 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20478 check for binary class.
20480 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20484 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20486 * gimple-low.c (mark_blocks_with_used_vars): New function.
20487 (mark_blocks_with_used_subblocks): Ditto.
20488 (mark_used_blocks): Ditto.
20489 (pass_mark_used_blocks): New pass.
20490 * tree-inline.c: Include debug.h.
20491 (expand_call_inline): Call outlining_inline_function here.
20492 * tree-optimize.c (init_tree_optimization_passes): Add
20493 pass_mark_used_blocks.
20494 * tree-pass.h (pass_mark_used_blocks): New.
20495 * Makefile.in (tree-inline.o): Add debug.h dependency.
20497 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20499 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20500 VAR_DECLs to have weak_import attribute.
20502 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20505 2004-01-03 Steven Bosscher <stevenb@suse.de>
20507 * passes.c (rest_of_compilation): Don't run regmove if only
20508 flag_expensive_optimizations, require flag_regmove instead.
20510 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20512 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20514 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20515 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20516 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20517 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20519 2005-01-03 Richard Henderson <rth@redhat.com>
20521 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20522 (ia64_const_ok_for_letter_p): New.
20523 (ia64_const_double_ok_for_letter_p): New.
20524 (ia64_extra_constraint): New.
20525 (ia64_expand_vecint_compare): New.
20526 (ia64_expand_vcondu_v2si): New.
20527 (ia64_expand_vecint_cmov): New.
20528 (ia64_expand_vecint_minmax): New.
20529 (ia64_print_operand): Add 'v'.
20530 (ia64_preferred_reload_class): New.
20531 (ia64_vector_mode_supported_p): New.
20532 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20533 (PREFERRED_RELOAD_CLASS): Move to function.
20534 (CONST_OK_FOR_LETTER_P): Move to function.
20535 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20536 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20537 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20538 (EXTRA_CONSTRAINT): Move to function.
20539 * config/ia64/ia64.md: Include vect.md.
20540 (itanium_class): Add mmalua.
20542 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20544 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20545 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20547 (const_int_2bit_operand): New.
20548 (fr_reg_or_0_operand): New.
20549 * config/ia64/ia64-modes.def: Add vector modes.
20550 * config/ia64/ia64-protos.h: Update.
20551 * config/ia64/vect.md: New file.
20553 2005-01-03 Richard Henderson <rth@redhat.com>
20555 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20557 2005-01-03 Uros Bizjak <uros@kss-loka.si>
20560 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20562 (log1pdf2): Change mode of operands[0,1] to DFmode.
20564 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20566 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20567 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20568 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20569 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20570 SPARC_RELAXED_ORDERING.
20572 2005-01-03 Richard Henderson <rth@redhat.com>
20573 Uros Bizjak <uros@kss-loka.si>
20576 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20577 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20578 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20580 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20581 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20582 const_pow2_1_to_128_operand): New predicates.
20584 2005-01-02 Greg McGary <greg@mcgary.org>
20586 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20588 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20589 object. [ptr_type]: Remove unused variable.
20590 Remember nearest addressable array-element or record-component
20591 when checking bitfield components. Tolerate empty BIND_EXPR.
20593 2005-01-01 Richard Henderson <rth@redhat.com>
20595 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20596 that don't narrow the value. Fail for other conversions.
20598 2005-01-01 Richard Henderson <rth@redhat.com>
20601 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20602 * c-lang.c (finish_file): Don't do it here.
20603 * objc/objc-act.c (objc_finish_file): Likewise.
20605 * cgraph.c (decl_assembler_name_equal): New.
20606 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20607 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20608 * cgraph.h (struct cgraph_varpool_node): Add next.
20609 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20610 * varasm.c (assemble_alias): Mark the target as needed.
20612 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
20614 PR middle-end/19221
20615 * function.c (get_arg_pointer_save_area): Use entry_of_function
20616 instead of get_insns.
20618 2005-01-01 Roger Sayle <roger@eyesopen.com>
20619 Andrew Pinski <pinskia@physics.uc.edu>
20620 James E. Wilson <wilson@specifixinc.com>
20622 PR rtl-optimization/12092
20623 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20626 2005-01-01 Roger Sayle <roger@eyesopen.com>
20627 Olivier Hainque <hainque@act-europe.fr>
20629 * tree.c (int_fits_type_p): A narrower type always fits in a
20630 wider one, except for negative values into unsigned types.
20632 2005-01-01 Roger Sayle <roger@eyesopen.com>
20634 * tree.c (int_fits_type_p): Compare the result of force_fit_type
20635 with the original constant rather than require TREE_OVERFLOW.
20637 2005-01-01 Steven Bosscher <stevenb@suse.de>
20639 PR middle-end/17544
20640 * c-decl.c (finish_function): If compiling C99, annotate the
20641 compiler generated return with the current file name and line 0.
20642 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20643 the source line is greater than 0.
20644 (remove_bb): Likewise.