1 2005-12-13 Paul Brook <paul@codesourcery.com>
3 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
6 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
8 * tree-flow.h: Allow compilation with a C++ compiler.
9 (struct edge_prediction): Prefix all field names with "ep_".
10 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
11 (tree_predict_edge, combine_predictions_for_bb): Likewise.
12 (remove_predictions_associated_with_edge): Likewise.
14 2005-12-12 Jeff Law <law@redhat.com>
16 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
18 * passes.c (init_optimization_passes): Run reassociation again
19 after loop optimizations.
21 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
23 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
25 (optimize_stmt): Ditto.
26 (canonicalize_comparison): New function.
27 * tree-ssa-operands.c (swap_tree_operands): Make external.
28 (get_expr_operands): Stop auto-canonicalization.
29 * tree-ssa-reassoc.c: Rewrite.
30 (init_optimization_passes):
31 * tree-flow.h (swap_tree_operands): Prototype.
32 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
34 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
36 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
37 indicate function epilogue has been output.
38 (pa_asm_output_mi_thunk): Likewise.
39 (output_deferred_plabels): Put plabels in readonly data section when
40 not generating PIC code.
41 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
42 information. Add assert.
43 (som_output_comdat_data_section_asm_op): New function.
44 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
45 instead of output_section_asm_op for COMDAT sections.
47 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
49 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
50 Fix whitespace in vincinity of to-be-installed changes.
51 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
52 (insns_match_p): Likewise.
54 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
56 * config.gcc (ms1): Replace with ...
58 * config/ms1: Rename to ...
59 * config/mt: ... here. Rename ms1 files to mt.
60 * config/mt/mt.c: Adjust gt-mt.h #include.
61 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
62 (crti.o, crtn.o): Adjust file names.
64 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
66 * varray.h: Allow compilation with a C++ compiler.
67 (union varray_data_tag): Prefix all field names with "vdt_".
68 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
69 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
70 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
71 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
72 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
73 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
74 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
75 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
76 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
77 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
78 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
79 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
80 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
81 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
82 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
83 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
84 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
85 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
86 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
87 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
88 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
89 VARRAY_TOP_TREE_PTR): Likewise.
90 * varray.c (varray_grow): Likewise.
91 (varray_clear): Likewise.
93 2005-12-12 Alan Modra <amodra@bigpond.net.au>
96 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
97 alignment to doubleword if the first field is a double array.
98 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
100 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
102 * tree-ssa-structalias.c (process_constraint): Remove code to
103 transform addressofs into scalar.
104 (create_variable_info_for): In whole-program IPA, globals don't
105 point to ANYTHING by default.
107 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
109 * timevar.def (TV_IPA_PTA): New.
110 * tree-pass.h (pass_ipa_pta): New
111 * tree-ssa-structalias.c: Include cgraph.h
113 (predbitmap_obstack): New.
114 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
115 (struct constraint_stats): Add num_edges.
116 (new_var_info): Don't call bitmap_clear.
117 (struct constraint_edge): Update docs.
118 (new_constraint_edge): Remove src param.
119 (struct constraint_graph): Add zero_weight_succs,
120 zero_weight_preds. Update docs.
121 (constraint_expr_equal): Reformat.
122 (constraint_edge_equal): Update for removal of src.
123 (constraint_edge_less): Ditto.
124 (constraint_edge_vec_find): Ditto.
125 (erase_graph_self_edge): Update for removal of src and and zero
127 (clear_edges_for_node): Ditto.
128 (add_graph_edge): Ditto.
129 (get_graph_weights): Ditto.
130 (allocate_graph_weights): Ditto.
131 (merge_graph_nodes): Ditto.
132 (int_add_graph_edge): Ditto.
133 (valid_graph_edge): Ditto.
134 (valid_weighted_graph_edge): Ditto.
135 (build_constraint_graph): Ditto.
137 (collapse_nodes): Ditto.
138 (process_unification_queue): Ditto.
140 (solve_graph): Ditto.
141 (do_structure_copy): Ditto.
142 (perform_var_substitution): Ditto.
143 Init and release obstack.
144 (handle_ptr_arith): Try to resolve directly.
145 (find_func_aliases): Don't call update_alias_info here
146 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
147 (do_sd_constraint): Add code for propagating faster.
149 (do_ds_constraint): Ditto.
150 (count_num_arguments): New function.
151 (create_function_info_for): Ditto.
152 (create_variable_info_for): Handle FUNCTION_DECL.
153 (intra_create_variable_infos): Use make_constraint_to_anything.
154 (init_alias_vars): Init obstacks here.
155 (need_to_solve): Handle zero weight graph changes.
156 (compute_points_to_sets): Call update_alias_info here.
157 (delete_points_to_sets): Free zero weight preds/succs here.
159 (ipa_pta_execute): New
161 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
163 * tree-ssa-structalias.c (var_anyoffset): Removed.
164 (anyoffset_tree): Ditto.
165 (anyoffset_id): Ditto.
166 (do_deref): Take vector of constraints, no return value.
167 Update to work on vector.
168 (get_constraint_for): Ditto.
169 (get_constraint_for_component_ref): Ditto.
170 (do_structure_copy): Ditto.
171 (handle_ptr_arith): Ditto.
172 (find_func_aliases): Ditto.
173 (set_uids_in_ptset): Remove anyoffset handling.
174 (init_base_vars): Ditto.
176 2005-12-10 Mark Mitchell <mark@codesourcery.com>
179 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
180 DECL_EXTERNAL functions have no bodies. Tidy.
182 2005-12-10 Andreas Schwab <schwab@suse.de>
184 * except.c (switch_to_exception_section): Only define if
185 TARGET_UNWIND_INFO is not defined.
187 2005-12-10 Richard Sandiford <richard@codesourcery.com>
189 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
190 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
192 2005-12-10 Richard Sandiford <richard@codesourcery.com>
194 * output.h (init_section, fini_section): Delete.
195 * varasm.c (init_section, fini_section): Delete.
196 (init_varasm_once): Don't initialize them.
197 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
198 there are no corresponding varasm.c variables.
200 2005-12-10 Richard Sandiford <richard@codesourcery.com>
202 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
203 of EH_FRAME_SECTION_NAME into...
204 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
206 * except.c (default_exception_section): Delete, moving most
208 (switch_to_exception_section): ...this new function. Set
209 exception_section if it is still null, then switch to it.
210 (output_function_exception_table): Use switch_to_exception_section.
211 * varasm.c (exception_section, eh_frame_section): Update comments.
212 (get_section): Hoist use of SECTION_NAMED.
213 (init_varasm_once): Don't set exception_section and eh_frame_section.
214 * output.h (default_exception_section): Delete.
215 (default_eh_frame_section): Delete.
217 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
219 * config/bfin/bfin.c: Include "cgraph.h".
220 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
221 Return the reg that holds the pointer to the GOT.
222 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
223 doing stack checking.
225 2005-12-09 Diego Novillo <dnovillo@redhat.com>
227 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
228 recompute_tree_invarant_for_addr_expr.
229 Update uses everywhere.
231 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
233 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
234 (MULTILIB_DIRNAMES): Define.
236 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
239 * config/s390/s390.c (struct s390_address): New field literal_pool.
240 (s390_decompose_address): Compute literal_pool field. Do not
241 assume register %r13 is always (and solely) used as pool base.
242 (s390_extra_constraint_str): Use literal_pool field.
244 2005-12-09 Thiemo Seufer <ths@networkno.de>
246 * config/mips/mips.c (override_options): Don't allow too small
247 integers in FP registers.
249 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
251 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
252 targetm.binds_local_p to check for local function calls.
254 2005-12-09 Alan Modra <amodra@bigpond.net.au>
257 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
258 call_used_regs can't be used to save reg in another reg.
260 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
261 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
263 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
265 * except.c (output_ttype): Likewise.
266 * tree-object-size.c (collect_object_sizes_for): Likewise.
267 (check_for_plus_in_loops_1): Likewise.
268 (check_for_plus_in_loops): Likewise.
269 (compute_object_sizes): Use gcc_unreachable instead of abort.
271 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
273 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
274 (loop_end, loop_init, doloop_end): New insns.
275 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
276 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
277 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
278 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
279 * config/ms1/ms1.c: #include basic-block.h
280 (struct machine_function): Add has_loops field.
282 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
283 (struct loop_info, struct loop_work): New.
284 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
285 (ms1_reorg_loops): New loop optimization.
286 (ms1_machine_reorg): Call it.
287 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
289 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
291 PR tree-optimization/25248
292 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
293 evolution_of_loop from the failed attempt. Remove handling
296 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
298 * tree.h (DECL_EXTERNAL): Clarify documentation.
300 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
301 Jakub Jelinek <jakub@redhat.com>
304 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
305 argument. Don't drop outer ANDs.
306 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
307 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
309 * config/s390/predicates.md (setmem_operand): Remove.
310 (shift_count_operand): Rename to...
311 (shift_count_or_setmem_operand): ... this. Adjust
312 s390_decompose_shift_count caller.
313 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
314 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
315 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
316 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
317 rotl<mode>3_and, setmem_long_and): New insns.
318 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
319 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
320 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
321 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
322 of shift_count_operand.
323 (setmem_long): Use shift_count_or_setmem_operand instead of
326 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
327 Andreas Tobler <a.tobler@schweiz.ch>
329 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
332 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
334 * expr.c (force_operand): Use convert_to_mode for conversions.
336 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
338 * reload.h (reg_equiv_invariant): Declare.
339 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
340 register also when reg_equiv_invariant[R] is set.
342 2005-12-07 Richard Sandiford <richard@codesourcery.com>
343 Andreas Tobler <a.tobler@schweiz.ch>
345 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
347 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
349 * tree-ssa-pre.c (bitmap_set_and): New function.
350 (bitmap_set_and_compl): New function.
351 (bitmap_set_empty_p): New function.
352 (insert_extra_phis): New function.
353 (compute_avail): Use insert_extra_phis.
355 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
357 * config/s390/s390.c (s390_expand_atomic): New function.
358 Adjust comment of helper functions.
359 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
360 * config/s390/s390.md ("ATOMIC"): New code macro.
361 ("atomic"): Corresponding new code attribute.
362 ("sync_lock_test_and_set[hq]i",
363 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
365 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
367 * config/s390/s390.c (s390_expand_mask_and_shift,
368 struct alignment_context, init_alignment_context,
369 s390_expand_cs_hqi): New.
370 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
371 * config/s390/s390.md ("sync_compare_and_swaphi",
372 "sync_compare_and_swapqi"): New pattern.
374 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
376 Fix PR tree-optimization/25291
377 * tree-ssa-operands.c (add_call_clobber_ops): Remove
378 redundant and crashing check.
380 2005-12-08 Alan Modra <amodra@bigpond.net.au>
383 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
384 tests further when !strict && reload_in_progress.
385 (print_operand): Check that both operands of indexed address are regs.
386 (print_operand_address): Likewise.
387 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
388 (INT_REG_OK_FOR_BASE_P): Correct.
390 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
392 Preparation for PR rtl-optimization/20070 / part1
393 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
394 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
395 outgoing_edges_match.
396 (outgoing_edges_match): Use condjump_equiv_p.
397 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
399 * struct-equiv.c: New file.
400 (death_notes_match_p) New function, broken out of insns_match_p.
401 * Makefile.in (OBJS-common): Add struct-equiv.o.
402 (struct-equiv.o): New target.
404 2005-12-07 Richard Sandiford <richard@codesourcery.com>
406 * coretypes.h: Revert previous change.
407 * config/darwin.h: Revert previous reversion.
408 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
410 2005-12-07 Richard Sandiford <richard@codesourcery.com>
412 * coretypes.h (section): Provide dummy definition for target files.
413 * config/darwin.h: Revert previous change.
415 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
417 * doc/sourcebuild.texi (all.build, install-normal): Remove.
418 * configure.ac: Remove all.build and install-normal from target_list
419 * configure: Regenerate.
420 * Makefile.in (install): Don't depend on install-normal.
422 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
424 * Makefile.in: Document the use of stamps.
426 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
428 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
429 * Makefile.in: Add code to compute some dependencies on s-gtype
430 automatically. Remove the declaration of those dependencies.
432 2005-12-07 Richard Sandiford <richard@codesourcery.com>
434 * gcc/reload.c (push_secondary_reload): Fix typo:
435 s/insn_constraint/scratch_constraint/.
437 2005-12-07 Richard Sandiford <richard@codesourcery.com>
439 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
441 2005-12-07 Richard Sandiford <richard@codesourcery.com>
443 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
444 (alpha_elf_select_rtx_section): Return the selected section rather
445 than emitting assembly code.
446 (alpha_write_linkage): Emit a ".link" directive directly and then
447 set in_section to NULL.
448 (vms_asm_out_constructor): Use switch_to_section.
449 (vms_asm_out_destructor): Likewise.
450 (unicosmk_output_common): Set in_section to NULL instead of calling
451 the dummy common_section function.
452 (unicosmk_text_section): Delete in favor of...
453 (unicosmk_output_text_section_asm_op): ...this new function.
454 (unicosmk_data_section): Delete in favor of...
455 (unicosmk_output_data_section_asm_op): ...this new function.
456 (unicosmk_init_sections): New function.
457 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
458 (unicosmk_output_ssib): Set in_section to NULL instead of calling
459 the dummy ssib_section function.
460 (unicosmk_section_buf): Delete.
461 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
462 (unicosmk_data_section): Delete.
463 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
464 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
465 (SECTION_FUNCTION_TEMPLATE): Delete.
466 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
467 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
468 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
469 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
470 (TARGET_ASM_INIT_SECTIONS): Define.
471 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
472 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
473 (link_section, literals_section): Delete.
474 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
475 set in_section to NULL.
477 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
478 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
479 (COMMON_SECTION): Delete.
480 (TARGET_ASM_INIT_SECTIONS): Define.
481 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
482 the dummy common_section function.
483 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
484 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
485 between readonly_data_section and text_section to check whether
486 read-only data is being put in the text section.
487 (arm_output_function_epilogue): Use switch_to_section.
488 (arm_elf_asm_constructor): Likewise.
489 (thumb_call_via_reg): Replace call to in_text_section with
490 a comparison between in_section and text_section.
491 (arm_file_end): Use switch_to_section.
492 (aof_text_section): Delete in favor of...
493 (aof_output_text_section_asm_op): ...this new function.
494 (aof_data_section): Delete in favor of...
495 (aof_output_data_section_asm_op): ...this new function.
496 (aof_asm_init_sections): New function.
497 (zero_init_section): Moved from config/arm/aof.h.
498 (aof_dump_imports, aof_file_start): Use switch_to_section.
499 * config/arm/arm.h (thumb_call_via_label): Update comment.
500 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
501 (common_section): Delete.
502 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
503 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
504 global switch_to_section function instead of the old port-local one.
505 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
506 (SWITCH_TO_SECTION_FUNCTION): Delete.
507 (drectve_section): Redefine as a macro.
508 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
509 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
512 * config/avr/avr.c (progmem_section): New variable.
513 (avr_output_progmem_section_asm_op): New function.
514 (avr_asm_init_sections): New function.
515 (avr_output_addr_vec_elt): Use switch_to_section.
516 * config/avr/avr.h (progmem_section): Declare.
517 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
518 (READONLY_DATA_SECTION): Delete.
519 (TARGET_ASM_INIT_SECTIONS): Define.
520 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
521 * config/avr/avr-protos.h (progmem_section): Delete.
523 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
525 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
526 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
528 * config/darwin-sections.def: New file.
529 * config/darwin.c: Define all sections in darwin-sections.def.
530 (output_objc_section_asm_op, darwin_init_sections): New functions.
531 (machopic_output_indirection): Use switch_to_section.
532 (machopic_select_section): Return the selected section rather than
533 emitting assembly code. Replace the static function table with
534 inline conditional expressions. Update the tests of last_text_section
535 and move them into the FUNCTION_DECL block.
536 (machopic_select_rtx_section): Return the selected section rather than
537 emitting assembly code.
538 (machopic_asm_out_constructor, machopic_asm_out_destructor)
539 (darwin_file_end): Use switch_to_section.
540 * config/darwin.h: Use darwin-sections.def to declare sections.
541 (INIT_SECTION_ASM_OP): Remove empty definition.
542 (HAS_INIT_SECTION): Define this instead.
543 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
544 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
545 (TARGET_ASM_EH_FRAME_SECTION): Delete.
546 (TARGET_ASM_INIT_SECTIONS): Define.
547 * config/darwin-protos.h (darwin_init_sections): Declare.
548 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
549 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
550 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
551 (constructor_section, destructor_section, mod_init_section): Delete.
552 (mod_term_section): Delete.
553 (darwin_exception_section, darwin_eh_frame_section): Delete.
554 (machopic_select_section): Return a section.
555 (machopic_select_rtx_section): Likewise.
556 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
557 (const_section, const_coal_section, const_data_section): Delete.
558 (const_data_coal_section, data_coal_section, cstring_section): Delete.
559 (literal4_section, literal8_section, constructor_section): Delete.
560 (mod_init_section, mod_term_section, destructor_section): Delete.
561 (objc_class_section, objc_meta_class_section, objc_category_section)
562 (objc_class_vars_section, objc_instance_vars_section): Delete.
563 (objc_cls_meth_section, objc_inst_meth_section): Delete.
564 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
565 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
566 (objc_symbols_section, objc_module_info_section): Delete.
567 (objc_image_info_section, objc_protocol_section): Delete.
568 (objc_string_object_section, objc_constant_string_object_section)
569 (objc_class_names_section, objc_meth_var_names_section): Delete.
570 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
571 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
572 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
573 (darwin_exception_section, darwin_eh_frame_section): Delete.
574 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
576 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
577 (frv_asm_out_destructor): Likewise.
578 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
579 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
580 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
582 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
583 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
584 (data_section): Delete.
586 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
587 (DRECTVE_SECTION_FUNCTION): Delete.
588 (drectve_section): Redefine as a macro that sets in_section after
589 emitting the directive.
590 (SWITCH_TO_SECTION_FUNCTION): Delete.
591 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
592 in_text_section with comparison between in_section and text_section.
593 * config/i386/i386.c (x86_64_elf_select_section): Return the section
594 rather than emitting assembly code. Use get_named_section.
595 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
597 (machopic_output_stub): Use switch_to_section.
598 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
599 (nwld_named_section_asm_out_destructor): Use get_section and
602 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
603 rather than emitting assembly code.
604 (ia64_rwreloc_select_section): Likewise.
605 (ia64_rwreloc_select_rtx_section): Likewise.
606 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
607 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
609 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
610 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
612 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
613 section rather than emitting assembly code.
614 (iq2000_select_section): Likewise.
615 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
616 (sbss_section): Delete.
618 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
619 and get_named_section.
620 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
622 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
623 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
624 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
625 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
627 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
628 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
629 global switch_to_section function instead of the old port-local one.
630 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
631 (SWITCH_SECTION_FUNCTION): Delete.
632 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
633 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
634 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
635 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
637 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
638 global switch_to_section function instead of the old port-local one.
639 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
641 * config/mips/mips.c (mips_file_start): Update comment.
642 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
643 (mips_output_aligned_decl_common): Use switch_to_section.
644 (mips_select_rtx_section): Return the section rather than emitting
645 assembly code. Use get_named_section.
646 (mips_function_rodata_section: Likewise get_section.
647 (build_mips16_function_stub): Use switch_to_section.
648 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
649 (SDATA_SECTION_ASM_OP): Delete.
650 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
651 (EXTRA_SECTION_FUNCTIONS): Delete.
653 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
654 (mmix_asm_output_aligned_local): Use switch_to_section.
656 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
657 (som_one_only_readonly_data_section): New variables.
658 (pa_output_function_epilogue): Set in_section to NULL instead of
659 calling forget_section.
660 (output_deferred_plabels): Use select_section.
661 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
662 of calling forget_section.
663 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
664 (pa_asm_output_aligned_local): Use select_section.
665 (som_text_section_asm_op): Delete in favor of...
666 (som_output_text_section_asm_op): ...this new function.
667 (pa_som_asm_init_sections): New function.
668 (pa_select_section): Return the section rather than emitting
670 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
671 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
672 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
673 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
674 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
675 (som_readonly_data_section, som_one_only_readonly_data_section)
676 (som_one_only_data_section, forget_section): Delete.
677 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
678 (TARGET_ASM_INIT_SECTIONS): Define.
679 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
681 * config/rs6000/rs6000.c (read_only_data_section): New variable.
682 (private_data_section, read_only_private_data_section): New variables.
683 (sdata2_section, toc_section): New variables.
684 (rs6000_file_start): Use switch_to_section.
685 (rs6000_assemble_integer): Use comparisons against in_section
686 instead of calling in_toc_section and in_text_section. Use
687 unlikely_text_section_p.
688 (rs6000_elf_output_toc_section_asm_op): New function, derived
689 from the old rs6000/sysv4.h toc_section function.
690 (rs6000_elf_asm_init_sections): New function.
691 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
692 the section rather than emitting assembly code.
693 (machopic_output_stub): Use switch_to_section.
694 (toc_section): Delete dummy function.
695 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
696 switch_to_section and get_section.
697 (rs6000_xcoff_output_readonly_section_asm_op): New function.
698 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
699 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
700 the old rs6000/xcoff.h toc_section function.
701 (rs6000_xcoff_asm_init_sections): New function.
702 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
703 the section rather than emitting assembly code.
704 (rs6000_xcoff_file_start): Use switch_to_section.
705 (rs6000_xcoff_file_end): Likewise.
706 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
707 (sdata2_section, sbss_section, private_data_section): Delete.
708 (read_only_data_section, read_only_private_data_section): Delete.
709 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
710 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
711 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
712 (FINI_SECTION_FUNCTION): Delete.
713 (TARGET_ASM_INIT_SECTIONS): Define.
714 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
715 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
716 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
717 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
718 (READONLY_DATA_SECTION): Delete.
719 (TARGET_ASM_INIT_SECTIONS): Define.
720 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
721 to NULL rather than no_section.
722 (TARGET_ASM_EXCEPTION_SECTION): Delete.
724 * config/sh/sh.c (sh_file_start): Use switch_to_section.
726 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
727 (sparc_output_deferred_case_vectors): Likewise. Remove argument
728 from call to current_function_section.
730 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
731 (bss100_section): New variable.
732 (xstormy16_asm_output_aligned_common): Use switch_to_section.
733 (xstormy16_asm_init_sections): New function.
734 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
735 switch_to_section and get_section.
736 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
737 from calls to current_function_section.
738 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
739 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
740 (TARGET_ASM_INIT_SECTIONS): Define.
741 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
743 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
744 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
745 (FINI_SECTION_FUNCTION): Delete.
747 * config/v850/v850.c: Include gt-v850.h.
748 (rosdata_section, rozdata_section, tdata_section, zdata_section)
749 (zbss_section): New variables.
750 (v850_output_aligned_bss): Use switch_to_section.
751 (v850_asm_init_sections): New function.
752 (v850_select_section): Return the section rather than emitting
754 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
755 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
756 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
757 (TARGET_ASM_INIT_SECTIONS): Define.
758 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
759 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
760 (zbss_section): Delete.
762 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
764 * config/vx-common.h (vxworks_exception_section): Delete.
765 (TARGET_ASM_EXCEPTION_SECTION): Delete.
767 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
768 section rather than emitting assembly code.
769 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
772 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
773 * coretypes.h (section): New union and typedef.
774 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
775 from call to current_function_section.
776 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
777 (dbxout_symbol_location): Use switch_to_section.
778 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
779 most of the code into...
780 (default_eh_frame_section): ...here. Return a section.
781 (collect2_eh_frame_section): Delete, moving most of the code into..
782 (switch_to_eh_frame_section): ...this new function.
783 (debug_info_section, debug_abbrev_section, debug_aranges_section)
784 (debug_macinfo_section, debug_line_section, debug_loc_section)
785 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
787 (output_call_frame_info): Call switch_to_eh_frame_section instead of
788 eh_frame_section. Use switch_to_section and get_section.
789 (dwarf2out_begin_prologue): Use switch_to_section.
790 (AT_string_form): Check the flags in debug_str_section instead of
791 DEBUG_STR_SECTION_FLAGS.
792 (output_comp_unit): Use switch_to_section, get_section, and
794 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
795 (dwarf2out_begin_block): Use switch_to_section. Remove argument
796 from call to current_function_section.
797 (dwarf2out_var_location): Use unlikely_text_section_p.
798 (dwarf2out_source_line): Use switch_to_section. Remove argument
799 from call to current_function_section.
800 (dwarf2out_start_source_file, dwarf2out_end_source_file)
801 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
802 debug_macinfo_section.
803 (dwarf2out_init): Initialize the new section variables. Use them
804 instead of calls to named_section_flags. Use switch_to_section.
805 (output_indirect_string): Use switch_to_section and debug_str_section.
806 (dwarf2out_finish): Use switch_to_section and the new section
808 * except.c (default_exception_section): Return the section instead
809 of emitting assembly code.
810 (output_function_exception_table): Use the global exception_section
811 variable instead of the target hook. Use switch_to_section. Remove
812 argument from call to current_function_section.
813 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
814 (shorten_branches): Use pointer comparisons to detect whether the
815 text section is the same as readonly_data_section.
816 (profile_function): Use switch_to_section. Remove argument from
817 call to current_function_section.
818 (final_scan_insn): Likewise. Update use of last_text_section.
819 * gengtype.c (open_base_files): Add an include of output.h.
820 * output.h (text_section, data_section, readonly_data_section)
821 (ctors_section, dtors_section, bss_section, init_section)
822 (fini_section, sdata_section): Turn into section pointers.
823 (in_text_section, in_unlikely_text_section, exports_section)
824 (drectve_section, named_section, mergeable_string_section)
825 (last_text_section_name): Delete.
826 (default_exception_section, default_eh_frame_section): Return sections.
827 (SECTION_DECLARED, SECTION_NAMED): New macros.
828 (SECTION_MACH_DEP): Bump value.
829 (section_common, named_section, unnamed_section): New structures.
830 (unnamed_section_callback): New typedef.
831 (section): New union.
832 (sbss_section, exception_section, eh_frame_section): New variables.
833 (in_section, last_text_section): Turn into section pointers.
834 (get_unnamed_section, get_section, get_named_section): New functions.
835 (mergeable_constant_section, function_section): Return a section.
836 (unlikely_text_section): Likewise.
837 (current_function_section): Likewise. Remove the decl argument.
838 (unlikely_text_section_p, switch_to_section): New functions.
839 (output_section_asm_op): New function.
840 (set_named_section_flags, named_section_flags, named_section_real)
841 (named_section_first_declaration): Delete.
842 (default_select_section, default_elf_select_section): Return a section.
843 (default_elf_select_section_1, default_function_rodata_section)
844 (default_no_function_rodata_section, default_select_rtx_section)
845 (default_elf_select_rtx_section): Likewise.
846 * rtl.h (in_data_section): Delete.
847 * sdbout.c (sdbout_one_type): Use switch_to_section.
848 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
849 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
850 (TARGET_ASM_EH_FRAME_SECTION): Poison.
851 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
852 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
853 (TARGET_ASM_OUT): Update after above changes.
854 * target.h (init_sections): New hook.
855 (exception_section, eh_frame_section): Delete.
856 (select_section, select_rtx_section, function_rodata_section): Return
857 a section rather than emitting assembly code.
858 * varasm.c (text_section, data_section, readonly_data_section)
859 (ctors_section, dtors_section, bss_section, init_section)
860 (fini_section): Turn into section pointers.
861 (sdata_section, sbss_section, exception_section): New variables.
862 (eh_frame_section): New variable.
863 (in_section): Make global and turn into a section pointer.
864 (last_text_section): Turn into a section pointer.
865 (unnamed_sections): New variable.
866 (in_named_name, last_text_section_name): Delete.
867 (EXTRA_SECTION_FUNCTIONS): Delete.
868 (in_named_entry): Delete.
869 (section_htab): New variable, replacing...
870 (in_named_htab): ...this deleted variable.
871 (section_entry_eq, section_entry_hash): New functions, based on...
872 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
873 (get_unnamed_section, get_section): New functions.
874 (unlikely_text_section): Return a section instead of emitting
876 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
877 (get_named_section_flags, named_section_first_declaration): Delete.
878 (unlikely_text_section_p): New function.
879 (named_section_real, named_section): Delete.
880 (get_named_section): New function.
881 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
882 (function_section): Return a section rather than emitting
884 (current_function_section): Likewise. Remove argument. Use
885 last_text_section if nonnull, otherwise use function_section.
886 (default_function_rodata_section): Return a section rather than
887 emitting assembly code. Use get_section.
888 (default_no_function_rodata_section): Return a section rather than
889 emitting assembly code.
890 (variable_section): Use switch_to_section and get_named_section.
891 (mergeable_string_section): Return a section rather than emitting
892 assembly code. Use get_section. Make static. Don't take special
893 countermeasures for empty strings.
894 (mergeable_constant_section): Return a section rather than emitting
895 assembly code. Use get_section.
896 (default_named_section_asm_out_destructor): Use switch_to_section
898 (default_dtor_section_asm_out_destructor): Use switch_to_section.
899 (default_named_section_asm_out_constructor): Use switch_to_section
901 (default_ctor_section_asm_out_constructor): Use switch_to_section.
902 (assemble_start_function): Likewise. Set last_text_section to
903 NULL rather than no_section. Change the type of save_section.
904 (assemble_zeros, assemble_variable): Use the section flags to detect
905 whether or not a section is text.
906 (assemble_static_space): Use switch_to_section.
907 (assemble_trampoline_template): Likewise.
908 (output_constant_def_contents): Use switch_to_section and
910 (output_constant_pool_1): Use switch_to_section. Use the section
911 flags to see whether sections contain mergeable data.
912 (init_varasm_once): Initialize section_htab instead of in_named_htab.
913 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
914 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
915 whether a section has already been declared.
916 (default_select_section, default_elf_select_section): Return a
917 section rather than emitting assembly code.
918 (default_elf_select_section_1): Likewise. Use bss_section for
919 SECCAT_BSS if nonnull. Use get_named_section.
920 (default_select_rtx_section): Return a section rather than
921 emitting assembly code.
922 (default_elf_select_rtx_section): Likewise. Use get_named_section.
923 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
924 (output_section_asm_op, switch_to_section): New functions.
925 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
928 * doc/tm.texi: Expand the introduction to the sections documentation.
929 (TRAMPOLINE_SECTION): Document new interface.
930 (SDATA_SECTION_ASM_OP): Document new macro.
931 (READONLY_DATA_SECTION): Delete.
932 (SDATA_SECTION_ASM_OP): Document new macro.
933 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
934 (TARGET_ASM_INIT_SECTIONS): Document new hook.
935 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
936 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
937 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
939 2005-12-07 Alan Modra <amodra@bigpond.net.au>
941 * gcc.c (init_gcc_specs): Match braces inside conditionally
944 2005-12-06 Geoffrey Keating <geoffk@apple.com>
946 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
948 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
951 * tree.c (integer_all_onesp): Always return true if all bits on.
953 * testsuite/g++.dg/init/array0.C: New.
955 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
957 * doc/md.texi: Adapt to implementation.
959 2005-12-06 Andreas Schwab <schwab@suse.de>
961 * opts.c (decode_options): Fix typo in message.
963 2005-12-06 Alan Modra <amodra@bigpond.net.au>
966 * longlong.h: Merge PPC tests from upstream.
968 2005-12-06 Richard Guenther <rguenther@suse.de>
970 * fold-const.c (fold_convert): Do not build and fold
971 CONVERT_EXPR, but always use NOP_EXPR.
973 2005-12-06 Jan Beulich <jbeulich@novell.com>
975 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
976 __builtin_ia32_paddq and __builtin_ia32_subq.
977 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
978 __builtin_ia32_pshufw.
979 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
981 2005-12-05 James E Wilson <wilson@specifix.com>
984 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
987 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
989 * print-tree.c (print_node): Ditto.
990 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
991 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
992 before accessing DECL_ARTIFICIAL.
993 Handle new tag tree codes.
994 * tree-flow-inline.h (clear_call_clobbered): Update for tag
996 (unmodifiable_var_p): Ditto.
997 * tree-flow.h (mem_tag_kind): Remove.
998 (struct var_ann_d): Remove mem_tag_kind member.
999 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1000 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1001 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1002 (group_aliases): Ditto.
1003 (setup_pointers_and_addressables): Ditto.
1004 (is_escape_site): Ditto.
1005 (may_alias_p): Ditto.
1006 (create_tag_raw): New function.
1007 (create_memory_tag): Use it.
1008 (dump_alias_info): Update for tags.
1009 (may_be_aliased): Ditto.
1010 (add_type_alias): Ditto.
1011 (new_type_alias): Ditto.
1012 (create_sft): Ditto.
1013 (create_structure_vars): Ditto.
1014 * tree-ssa-ccp.c (get_default_value): Ditto.
1015 * tree-ssa-operands.c (get_expr_operands): Ditto.
1016 (add_stmt_operand): Ditto.
1017 (add_call_clobber_ops): Remove duplicated condition.
1018 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1020 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1021 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1022 * tree.c (init_ttree): Update structures for new tree codes.
1023 (tree_code_size): Update sizes for new tree codes.
1024 (make_node_stat): Don't try to set common things on minimal
1026 (tree_node_structure): Update for tags.
1027 (is_global_var): Ditto.
1028 * tree.def: Add new tree codes.
1029 * tree.h (MTAG_P): New macro.
1030 (TREE_MEMORY_TAG_CHECK): Ditto.
1031 (SSA_VAR_P): Update for tags.
1032 (struct tree_memory_tag): New structure.
1033 (MTAG_GLOBAL): New macro.
1034 (union tree_node): Add memory tag member.
1035 * treestruct.def (TS_MEMORY_TAG): New.
1037 2005-12-05 Dale Johannesen <dalej@apple.com>
1039 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1040 what was approved (PR 24323).
1042 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1044 * doc/c-tree.texi (Function Bodies): Remove description of
1047 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1049 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1050 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1051 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1052 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1053 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1054 __divxc3): Document.
1056 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1058 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1060 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1061 hook_bool_void_false.
1062 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1063 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1065 * config/darwin.c (machopic_select_section): It's not defined
1066 as weak if it's only marked as weak_import.
1068 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1071 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1072 A hidden weak object does bind locally. Strong linkonce data
1073 counts like any other strong symbol for binding.
1074 (weak_finish_1): Don't specially handle weakrefs, they no longer
1076 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1077 * c-common.c (handle_alias_attribute): Allow static aliases
1079 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1080 * gthr-dce.h: Make weakrefs static.
1081 * gthr-tpf.h: Likewise.
1082 * gthr-solaris.h: Likewise.
1083 * gthr-posix.h: Likewise.
1084 * gthr-posix95.h: Likewise.
1085 * config/darwin.c (darwin_encode_section_info): static weakref
1086 variables are not necessarily defined in this translation unit.
1087 * doc/extend.texi (Function Attributes): Mention that an alias
1088 attribute creates a definition for the thing it's attached to.
1089 Change the documentation for weakref to say that the thing
1090 it's attached to must be static.
1092 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1093 we don't go into an infinite loop.
1095 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1097 * config/rs6000/predicates.md (logical_const_operand): Split
1098 out of logical_operand.
1099 (logical_operand): Use it.
1100 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1101 logical_const_operand.
1103 2005-12-05 Jan Beulich <jbeulich@novell.com>
1105 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1106 and IX86_BUILTIN_CMPNESS.
1107 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1108 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1109 * config/i386/i386.md (movti_internal): Correct type attribute.
1110 Simplify mode attribute.
1111 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1112 Correct type attribute.
1113 (absxf2): Correct operator.
1114 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1115 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1116 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1118 (sse2_vmsqrtv2df2): Correct mode attribute.
1120 2005-12-05 Jan Beulich <jbeulich@novell.com>
1122 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1123 16 bits. Provide insn pattern for this case.
1125 2005-12-05 Jan Beulich <jbeulich@novell.com>
1127 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1129 (__popcountDI2): Likewise.
1131 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1134 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1135 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1136 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1139 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1141 * c-typeck.c (null_pointer_constant_p): New function.
1142 (build_conditional_expr, build_c_cast, convert_for_assignment,
1143 build_binary_op): Use it.
1145 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1147 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1148 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1150 (check_function_arguments_recurse): Allow both NOP_EXPR and
1151 CONVERT_EXPR but check conversions preserve precision.
1152 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1153 but check conversions preserve precision.
1154 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1157 2005-12-04 Roger Sayle <roger@eyesopen.com>
1160 * common.opt (Wstring-literal-comparison): New command line option.
1161 * c-opts.c (c_common_handle_option): Set it with -Wall.
1162 * c-typeck.c (parser_build_binary_op): Issue warning if either
1163 operand of a comparison operator is a string literal, except for
1164 testing equality or inequality against NULL.
1166 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1168 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1170 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1171 of building a NOP_EXPR.
1172 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1174 * c-convert.c (convert): Use fold_convert instead of building
1175 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1176 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1178 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1179 NOP_EXPR the same as CONVERT_EXPR.
1180 * c-typeck.c (build_function_call): Use fold_convert instead of
1181 building a NOP_EXPR directly.
1182 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1184 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1186 PR rtl-optimization/25197
1187 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1190 2005-12-02 Stuart Hastings <stuart@apple.com>
1192 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1195 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1197 * c-typeck.c (default_function_array_conversion,
1198 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1199 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1200 orig_op2. Don't check them for NOP_EXPR.
1201 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1202 around integer zero.
1204 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1206 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1207 toc_save_offset, toc_size, lr_size.
1208 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1209 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1210 Adjust for removal of unused rs6000_stack_t fields.
1211 (debug_stack_info): Adjust.
1212 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1213 first, and don't bother checking for set/inc of lr on sibcalls.
1214 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1216 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1219 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1220 5 if operand 1 is not aligned. Undo previous constraint change.
1221 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1223 2005-12-02 Richard Guenther <rguenther@suse.de>
1225 * tree.h (build): Remove prototype.
1226 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1227 * tree.c (build): Remove.
1228 (build0_stat): Update comment.
1230 2005-12-02 Richard Guenther <rguenther@suse.de>
1232 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1233 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1235 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1236 maybe_fold_offset_to_component_ref): Likewise.
1237 * tree-ssa-dom.c (thread_across_edge,
1238 simplify_rhs_and_lookup_avail_expr,
1239 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1241 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1242 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1243 lower_try_finally_switch): Likewise.
1244 * tree-if-conv.c (add_to_dst_predicate_list,
1245 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1246 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1247 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1248 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1249 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1250 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1251 gimplify_init_ctor_eval, gimplify_init_constructor,
1252 gimplify_variable_sized_compare, gimplify_boolean_expr,
1253 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1254 gimplify_expr, gimplify_body, gimplify_function_tree,
1255 force_gimple_operand): Likewise.
1256 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1257 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1258 mx_register_decls): Likewise.
1259 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1260 get_frame_field, finalize_nesting_tree_1): Likewise.
1261 * tree-inline.c (setup_one_parameter): Likewise.
1262 * tree-vect-transform.c (vectorizable_condition): Likewise.
1263 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1265 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1266 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1267 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1268 * tree-chrec.h (build_polynomial_chrec): Likewise.
1270 2005-12-02 Richard Guenther <rguenther@suse.de>
1272 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1273 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1274 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1275 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1276 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1277 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1278 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1280 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1281 sh_adjust_unroll_max): Likewise.
1282 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1283 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1284 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1286 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1288 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1291 2005-12-02 Richard Guenther <rguenther@suse.de>
1293 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1294 simplify_cond_using_ranges): Use buildN instead of build.
1295 * tree-tailcall.c (adjust_accumulator_values,
1296 adjust_return_value): Likewise.
1297 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1298 generate_element_copy, generate_element_zero,
1299 generate_one_element_init): Likewise.
1300 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1301 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1302 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1303 perfect_nestify): Likewise.
1305 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1307 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1309 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1311 * ggc.h (GGC_RESIZEVEC): New.
1313 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1315 * gcc.c (execute): Improve readability.
1317 2005-12-02 Richard Guenther <rguenther@suse.de>
1319 * tree-cfg.c (mark_used_vars): New function.
1320 (dump_function_to_file): Dump only used VAR_DECLs.
1322 2005-12-02 Richard Guenther <rguenther@suse.de>
1324 * convert.c (convert_to_integer): Fix compare for nonpositive
1325 constant to use tree_int_cst_sgn <= 0.
1327 2005-12-02 Richard Guenther <rguenther@suse.de>
1329 * convert.c (convert_to_integer): Use fold_convert instead
1330 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1331 instead of comparing against 0. Use build_int_cst instead
1332 of converting integer_zero_node.
1334 2005-12-02 Richard Guenther <rguenther@suse.de>
1336 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1339 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1342 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1345 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1348 * function.c (expand_function_end): Emit blockage for unwinder
1351 2005-12-01 Roger Sayle <roger@eyesopen.com>
1353 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1354 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1355 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1356 integer constant comparisons.
1358 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1359 Janis Johnson <janis187@us.ibm.com>
1360 David Edelsohn <dje@watson.ibm.com>
1361 Ben Elliston <bje@au.ibm.com>
1363 * dfp.h, dfp.c: New files.
1364 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1365 (DECNUM_H): Likewise.
1366 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1367 (INCLUDES): Append $(DECNUMINC).
1368 (OBJS-common): Add dfp.o.
1370 * real.h (EXP_BITS): Pinch one bit to ..
1371 (struct real_value): Add decimal field.
1372 (real_format): Change table size, update documentation.
1373 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1374 (real_from_string3): Declare.
1375 (decimal_single_format): Declare.
1376 (decimal_double_format): Declare.
1377 (decimal_quad_format): Declare.
1378 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1379 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1380 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1381 * real.c: Include dfp.h.
1382 (normalize): Early return for decimal floats.
1383 (do_add): Zero decimal field.
1384 (do_compare): Call do_decimal_compare for decimal floats.
1385 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1386 (real_arithmetic): Call decimal_real_arithmetic for decimal
1387 floating point operands.
1388 (real_identical): If a and b are of differing radix, return false.
1389 (real_to_integer): Call decimal_real_to_integer if the value is a
1391 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1392 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1393 (real_to_hexadecimal): Place "N/A" in the return string for
1395 (real_from_string3): New variant, given a mode.
1396 (real_maxval): Use decimal_real_maxval for decimal floats.
1397 (round_for_format): Use decimal_round_for_format for decimals.
1398 (real_convert): Use decimal_real_convert where appropriate.
1399 (significand_size): Handle base 10.
1400 (encode_decimal_single, decode_decimal_single,
1401 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1402 decode_decimal_quad): New functions.
1403 (decimal_single_format): New.
1404 (decimal_double_format): New.
1405 (decimal_quad_format): New.
1406 * machmode.def: Add SD, DD and TD decimal floating point modes.
1407 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1408 Include MODE_DECIMAL_FLOAT.
1409 (DECIMAL_FLOAT_MODE_P): New.
1410 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1411 * genmodes.c (struct mode_data): Add counter field.
1412 (struct mode_data): Update comment for format.
1413 (blank_mode): Initialise counter field.
1414 (new_mode): Increment counter field for each mode defined.
1415 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1417 (make_complex_modes): Handle modes containing `D'.
1418 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1419 (make_decimal_float_mode): New.
1420 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1421 (cmp_modes): Compare counter field if other characteristics
1423 (emit_real_format_for_mode): Support formats for decimal floats.
1424 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1425 Document MODE_DECIMAL_FLOAT.
1427 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1429 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1432 2005-12-01 Richard Henderson <rth@redhat.com>
1434 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1436 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1438 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1440 * config/pa/pa.c (pa_init_builtins): If we detect
1441 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1444 2005-12-01 Richard Guenther <rguenther@suse.de>
1446 * fold-const.c (fold_binary): Use fold_build2, not
1449 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1451 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1453 * vec.h (VEC_block_remove): New.
1455 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1458 * c-common.c (lvalue_error): Fix wording.
1460 2005-12-01 Richard Guenther <rguenther@suse.de>
1462 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1463 thinko in last patch.
1465 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1467 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1468 than -flat_namespace.
1470 2005-12-01 Ben Elliston <bje@au.ibm.com>
1472 * mklibgcc.in: Parameterise the script to build soft float
1473 functions by iterating over each type, rather than cloning the
1476 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1479 * builtins.c (fold_builtin_fputs): Defer check for missing
1480 replacement functions.
1482 2005-11-30 Kean Johnston <jkj@sco.com>
1484 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1485 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1487 2005-11-30 Richard Guenther <rguenther@suse.de>
1489 PR tree-optimization/22501
1490 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1491 function split out from ...
1492 (forward_propagate_addr_expr): ... here. Use it to propagate
1493 ADDR_EXPRs to all uses.
1495 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1497 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1498 * builtins.c (expand_builtin_mathfn): Use them.
1499 (expand_builtin_mathfn_2): Likewise.
1500 (expand_builtin_mathfn_3): Likewise.
1501 (expand_builtin_int_roundingfn): Likewise.
1502 (expand_builtin): Likewise.
1503 (integer_valued_real_p): Likewise.
1504 (fold_builtin_int_roundingfn): Likewise.
1505 (fold_builtin_bitop): Likewise.
1506 (fold_builtin_logarithm): Likewise.
1507 (fold_builtin_1): Likewise.
1508 * convert.c (convert_to_integer): Likewise.
1509 * fold-const.c (negate_mathfn_p): Likewise.
1510 (tree_expr_nonnegative_p): Likewise.
1512 2005-11-30 Dale Johannesen <dalej@apple.com>
1513 Andrew Pinski <pinskia@physics.uc.edu>
1515 * combine.c (find_split_point): Sign extend bitmask
1516 when changing bitfield assignment to IOR of AND.
1518 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1520 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1521 clobber to scratch reg.
1522 (*decrement_and_branch_until_zero_no_clobber): Remove.
1523 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1524 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1525 * config/ms1/ms1.opt (mmul): Remove.
1526 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1527 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1529 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1530 Bernd Schmidt <bernd.schmidt@analog.com>
1532 * pa/predicates.md (symbolic_operand): Add comment.
1533 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1534 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1535 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1536 (pa_secondary_reload_class): Delete.
1537 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1538 and pa_secondary_reload_class. Reorder some checks. Update inline
1539 copy of symbolic operand.
1540 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1542 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1544 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1547 2005-11-30 Jeff Law <law@redhat.com>
1549 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1550 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1552 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1554 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1555 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1556 (ia64_expand_move): Adjust caller.
1558 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1559 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1562 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1564 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1565 Always produce an output if we can remove NEGs or canonicalize
1566 (minus (minus ...)) expressions. Provide a fast path for the
1568 (simplify_gen_binary): Do not call simplify_plus_minus.
1569 (simplify_binary_operation_1): Reassociate at the end of the
1572 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1574 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1575 moves and unpack to speed up.
1577 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1579 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1580 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1581 (gen_v9_scc): Update callers.
1582 * config/sparc/sparc.md: Likewise.
1583 * config/sparc/sparc-protos.h: Update extern declaration.
1585 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1587 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1589 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1592 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1594 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1595 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1596 (negate_expr): Here.
1598 2005-11-29 Ben Elliston <bje@au.ibm.com>
1600 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1601 Fix typo in comment.
1603 2005-11-29 Ben Elliston <bje@au.ibm.com>
1605 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1606 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1608 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1612 * builtins.c (init_target_chars): New.
1613 (expand_builtin_printf, expand_builtin_fprintf,
1614 expand_builtin_sprintf, fold_builtin_sprintf,
1615 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1616 fold_builtin_snprintf_chk, fold_builtin_printf,
1617 fold_builtin_fprintf): Check for matching format strings using
1620 2005-11-29 Paul Brook <paul@codesourcery.com>
1622 * config.gcc: Do not use fixproto on m68k-elf.
1624 2005-11-28 Roger Sayle <roger@eyesopen.com>
1626 * expmed.c (div_cost): Replace with...
1627 (sdiv_cost, udiv_cost): New.
1628 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1629 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1630 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1631 (expand_divmod): Replace use of div_cost with either sdiv_cost
1632 or udiv_cost depending upon the signedness of the operation.
1634 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1637 * config/darwin.c (machopic_indirection_name,
1638 machopic_output_indirection): Follow transparent alias chain.
1640 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1642 * varasm.c (ultimate_transparent_alias_target): Add comment.
1644 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1646 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1647 SET_SRC instead of XEXP where appropriate.
1649 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1651 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1654 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1656 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1657 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1660 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1662 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1663 secondary_input_reload_class, made static. Adapt to new
1665 (secondary_output_reload_class): Delete.
1666 (TARGET_SECONDARY_RELOAD): New macro.
1667 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1668 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1670 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1673 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1674 when its natural alignment is > BITS_PER_UNIT.
1675 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1676 * c-common.c (handle_packed_attribute): Ignore packing on a field
1677 whose type is naturally char aligned.
1679 2005-11-28 Richard Guenther <rguenther@suse.de>
1681 * c-common.c (strict_aliasing_warning): Handle all
1682 component-ref like accesses.
1684 2005-11-28 Roger Sayle <roger@eyesopen.com>
1685 Uros Bizjak <uros@kss-loka.si>
1688 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1689 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1690 when flag_unsafe_math_optimizations is set and
1691 we don't care about NaNs or Infinities.
1693 Move x/expN(y) and x/pow(y,z) transformation into common
1694 flag_unsafe_math_optimizations section.
1696 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1698 * gcc.c (main): Change type of argv to "char **".
1700 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1702 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1703 small data sections.
1704 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1705 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1706 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1707 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1708 output locals to sbss if !rs6000_elf_in_small_data_p.
1709 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1711 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1714 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1715 generated by reload.
1716 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1717 indexed_or_indirect_address.
1718 (indexed_or_indirect_address): Don't test for base reg. Call
1719 address_operand last. Make it a special predicate.
1721 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1723 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1725 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1728 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1730 (negate_expr): Likewise.
1732 2005-11-27 Andreas Schwab <schwab@suse.de>
1734 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1737 2005-11-27 Steven Bosscher <stevenb@suse.de>
1739 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1740 has EH predecessor edges.
1742 2005-11-26 Eric Christopher <echristo@apple.com>
1744 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1745 register stalls by zero extending to the full register.
1747 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1749 * config/floatunsisf.c, config/floatunsidf.c,
1750 config/floatunsixf.c, config/floatunsitf.c: New files.
1751 * config/ia64/t-hpux: Add floatunsitf.c.
1752 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1753 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1755 2005-11-26 Richard Henderson <rth@redhat.com>
1757 * c-lex.c (pragma_lex): Rename from c_lex.
1758 * c-pch.c: Update for pragma_lex rename.
1759 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1760 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1761 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1762 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1763 * doc/tm.texi: Likewise.
1765 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1768 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1769 when overflow is undefined.
1771 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1773 * doc/md.texi (Insn Canonicalizations): Refer to the
1774 function commutative_operand_precedence for further rules.
1776 2005-11-25 Roger Sayle <roger@eyesopen.com>
1779 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1780 is less than zero. Limit mult_cost to a reasonable upper bound for
1781 the synthetic multiplication sequence.
1783 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1786 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1787 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1788 Lookup the explicit replacement functions for any unlocked
1789 stdio builtin transformations.
1791 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1793 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1795 * targhooks.c (default_secondary_reload): Don't require operand 2
1796 for an input reload to be earlyclobber.
1798 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1800 * fold-const.c (negate_mathfn_p): Fix comment and add support
1801 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1804 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1807 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1808 _Q_ulltoq for unsigned conversions from SImode and DImode to
1811 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1813 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1814 (__floatundidf, __floatundisf): Likewise.
1816 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1818 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1819 (rs6000_override_options): Remove initialization of
1820 rs6000_sr_alias_set.
1821 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1822 (rs6000_emit_stack_tie): Same.
1823 (emit_frame_save): Same.
1824 (gen_frame_mem_offset): Same.
1825 (rs6000_emit_prologue): Same.
1826 (rs6000_emit_epilogue): Same.
1828 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1831 * fold-const.c (fold_build): Convert bool_var != 1 and
1832 bool_var == 0 to !bool_var.
1834 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1837 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1838 for C being INTEGER_CST. Likewise for !=.
1840 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1843 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1844 unsigned conversions from SImode to TFmode.
1846 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1848 * expr.c (expand_expr_real_1): Fix error in last change.
1850 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1852 * caller-save.c: (this_insn_sets): Move into:
1853 (save_call_clobbered_regs).
1854 (mark_set_regs): Get this_insn_sets from data.
1856 (save_call_clobbered_regs): Take sets of the return value by
1857 sibcalls into account.
1859 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1862 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1863 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1864 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1865 (memory_move_secondary_cost, init_reg_autoinc): Remove
1866 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1867 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1868 secondary_reload_class call.
1869 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1871 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1872 (push_secondary_reload): Use secondary_reload target hook.
1873 (secondary_reload_class, scratch_reload_class): New functions.
1874 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1875 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1876 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1877 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1878 (secondary_reload_class, scratch_reload_class): Declare.
1879 * reload1.c: Include target.h.
1880 (reload_adjust_reg_for_temp): New function.
1881 (reload_adjust_reg_for_icode): Likewise.
1882 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1883 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1885 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1886 for inheritance. Support case when both secondary & tertiary reloads
1887 are for intermediate registers.
1888 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1889 with secondary_reload_class call. Support case when both secondary
1890 & tertiary reloads are for intermediate registers.
1891 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1892 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1893 * target.h (secondary_reload_info): New struct / typedef.
1894 (struct gcc_target): New member secondary_reload.
1895 * targhooks.c Include reload.h, optabs.h and recog.h.
1896 (default_secondary_reload): New function.
1897 * targhooks.h (default_secondary_reload): Declare.
1898 * doc/tm.texi: Document secondary_reload target hook. Update
1899 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1900 * doc/md.texi: Likewise.
1902 * sh-protos.h (sh_secondary_reload): Declare.
1903 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1904 (sh_secondary_reload): New function.
1905 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1906 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1907 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1908 (HAVE_SECONDARY_RELOADS): Define.
1909 * sh.md (reload_indf): Rename to:
1911 (reload_outdf): Rename to:
1912 (reload_outdf__RnFRm).
1913 (reload_insf): Rename to:
1915 (reload_insi): Rename to:
1916 (reload_insi__i_fpul).
1918 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1920 * configure.ac: Require at least texinfo 4.4.
1921 * configure: Regenerate.
1923 * doc/install.texi (Tools/packages necessary for building GCC):
1924 Update required version of texinfo to at least 4.4.
1925 (Installing GCC: Building): Update required version of texinfo
1927 (Installing GCC: Final installation): Update required version
1928 of texi2dvi to at least 4.4.
1929 (Host/target specific installation notes for GCC): Update required
1930 version of texinfo to at least 4.4.
1932 2005-11-24 Richard Guenther <rguenther@suse.de>
1933 Dirk Mueller <dmueller@suse.de>
1936 * c-common.h (strict_aliasing_warning): Declare.
1937 * c-common.c (strict_aliasing_warning): New function,
1939 * c-typeck.c (build_c_cast): ... here.
1941 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1943 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1945 (swap_commutative_operands_with_target): New.
1947 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1949 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1950 also when doing PRE, rather than only for global CPROP.
1952 2005-11-24 Ben Elliston <bje@au.ibm.com>
1954 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1955 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1957 (expand_twoval_unop): Likewise.
1958 (widen_clz): Likewise.
1959 (expand_parity): Likewise.
1960 (expand_unop): Likewise.
1961 (emit_cmp_and_jmp_insn_1): Likewise.
1962 (prepare_float_lib_cmp): Likewise.
1964 2005-11-24 Ben Elliston <bje@au.ibm.com>
1966 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1967 Remove unused `class' variable.
1969 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1972 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1973 C/C++ diagnostic function warn_array_subscript_with_type_char.
1974 * c-common.h (warn_array_subscript_with_type_char): Declare.
1975 * c-common.c (warn_array_subscript_with_type_char): Define.
1977 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1980 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1981 compiling at the intersection of C and C++.
1983 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1985 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1986 List @file in the option summary. Include the libiberty
1987 documentation for @file.
1988 * gcc.c (main): Call expandargv.
1989 * Makefile.in (gcc-vers.texi): Define srcdir.
1991 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1993 * passes.c (init_optimization_passes): Document
1994 sequencing of passes.
1996 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1998 * config/m68k/predicates.md (pcrel_address, extend_operator,
1999 post_inc_operand, pre_dec_operand): Remove redundant
2001 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2003 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2005 2005-11-23 Ben Elliston <bje@au.ibm.com>
2007 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2009 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2011 Preparatory work for PR target/21623:
2012 * alpha.c (secondary_reload_class): Rename to:
2013 (alpha_secondary_reload_class).
2014 * alpha.h, alpha-protos.h: Likewise.
2015 * mn10300.c (secondary_reload_class): Rename to:
2016 (mn10300_secondary_reload_class).
2017 * mn10300.h, mn10300-protos.h: Likewise.
2018 * pa.c (secondary_reload_class): Rename to:
2019 (pa_secondary_reload_class).
2020 * pa.h, pa-protos.h: Likewise.
2021 * rs6000.c (secondary_reload_class): Rename to:
2022 rs6000_secondary_reload_class.
2023 * rs6000.h, rs6000-protos.h: Likewise.
2025 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2028 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2030 2005-11-22 Ian Lance Taylor <ian@airs.com>
2032 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2034 (prepare_cmp_insn): Likewise.
2036 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2039 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2040 if both operands[0] and operands[1] are memory.
2042 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2045 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2046 COMPARISON_CLASS_P and an integral types create create a new
2047 expression with the new type and fold that.
2049 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2052 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2053 to SUBTARGET_OS_CPP_BUILTINS.
2055 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2057 * arm.c (emit_set_insn): New function.
2058 (arm_split_constant): Call it.
2059 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2060 (arm_legitimize_address): Likewise. Use plus_constant.
2061 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2062 (thumb_expand_prologue): Likewise.
2063 (arm_gen_load_multiple): Use VOIDmode in SET.
2064 (arm_gen_store_multiple): Likewise.
2065 (vfp_emit_fstmx): Likewise. Use plus_constant.
2066 (emit_multi_reg_push): Likewise.
2067 (emit_sfm): Use plus_constant.
2069 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2072 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2075 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2078 * expmed.c (store_bit_field): Don't attempt to insv a field
2079 larger than the reg.
2081 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2084 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2085 explicit sign extension, not a (char) cast.
2087 2005-11-22 Ben Elliston <bje@au.ibm.com>
2089 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2090 GET_MODE_CLASS (x) == MODE_FLOAT.
2091 * config/i386/i386.c: Likewise.
2092 * config/rs6000/xcoff.h: Likewise.
2093 * config/rs6000/linux64.h: Likewise.
2094 * config/rs6000/rs6000.c: Likewise.
2095 * config/rs6000/rs6000.h: Likewise.
2096 * config/rs6000/predicates.md: Likewise.
2097 * config/rs6000/sysv4.h: Likewise.
2099 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2101 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2104 * config/alpha/freebsd.h, config/alpha/linux.h,
2105 config/arm/linux-elf.h, config/bfin/bfin.h,
2106 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2107 config/i386/beos-elf.h, config/i386/gnu.h,
2108 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2109 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2110 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2111 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2112 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2113 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2114 config/sparc/linux.h, config/sparc/linux64.h,
2115 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2117 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2118 are both defined when either flag -fpic or -fPIC are used.
2120 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2122 * config/fp-bit.c (clzusi): New function.
2123 (si_to_float, usi_to_float): Use it to compute proper shift.
2124 (usi_to_float): Preserve guard bits when shifting right.
2125 * libgcc-std.ver (GCC_4.2.0): New version.
2126 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2127 __floatundisf): New functions.
2128 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2129 __floatundisf): Declare.
2130 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2131 _floatundixf, and _floatunditf.
2132 * optabs.c (expand_float): If target does not define a pattern for
2133 signed or unsigned conversion, use an unsigned libcall instead of
2135 (init_optabs): Initialize ufloat_optab.
2137 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2139 * config/rs6000/rs6000.opt (mmulhw): New option.
2140 * doc/invoke.texi (-mmulhw): Document.
2141 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2143 * config/rs6000/rs6000.md: Add half-word multiply and
2144 multiply-accumulate instructions for 405 and 440.
2146 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2148 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2149 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2150 default now includes a linker group which makes the RTEMS one nest.
2152 2005-11-22 Ben Elliston <bje@au.ibm.com>
2154 * cse.c (fold_rtx): Typo fix.
2155 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2157 2005-11-21 Richard Henderson <rth@redhat.com>
2159 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2160 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2162 * c-tree.h (lookup_name): Move declaration ...
2163 * c-common.h (lookup_name): ... here.
2164 * config/darwin-c.c: Include c-common.h.
2165 * config/t-darwin: Update dependencies.
2167 2005-11-22 Ben Elliston <bje@au.ibm.com>
2169 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2170 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2171 * genopinit.c (gen_insn): Likewise.
2172 * reload.c (find_equiv_reg): Likewise.
2173 * loop.c (load_mems): Likewise.
2174 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2175 * cse.c (find_comparison_args, fold_rtx): Likewise.
2176 * dwarf2out.c (add_const_value_attribute): Likewise.
2177 * expr.c (convert_move): Likewise.
2178 * recog.c (general_operand, register_operand): Likewise.
2179 * reg-stack.c (replace_reg): Likewise.
2180 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2181 * c-common.c (handle_vector_size_attribute): Likewise.
2182 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2183 (simplify_binary_operation_1): Likewise.
2184 (simplify_const_binary_operation): Likewise.
2185 (simplify_relational_operation): Likewise.
2186 (simplify_const_relational_operation): Likewise.
2187 (simplify_immed_subreg): Likewise.
2188 * emit-rtl.c (gen_lowpart_common): Likewise.
2189 * expmed.c (expand_mult): Likewise.
2190 * stor-layout.c (layout_type): Likewise.
2192 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2195 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2196 cst2 only for SPE vectors.
2198 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2201 * config/rs6000/predicates.md (vrsave_operation): Check
2202 UNSPEC_VOLATILE value.
2204 2005-11-21 Jan Hubicka <jh@suse.cz>
2206 PR tree-optimization/24653
2207 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2209 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2211 * config/i386/predicates.md (ax_reg_operand): New predicate.
2212 (memory_displacement_only_operand): New predicate.
2213 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2214 operand is AX register and the other operand is memory operand
2215 with displacement only.
2217 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2219 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2220 if we don't care about NaNs or Infinities.
2222 2005-11-20 Ian Lance Taylor <ian@airs.com>
2224 PR rtl-optimization/24883
2225 * combine.c (combinable_i3pat): When checking whether the
2226 destination of i3 is used in i3, consider paradoxical subregs.
2228 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2231 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2233 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2235 * combine.c (try_combine): Do not run subst on i1src and i2src in
2236 the case of generating a PARALLEL for a comparison.
2238 2005-11-20 Richard Henderson <rth@redhat.com>
2241 * tree-sra.c (struct sra_elt): Add all_no_warning.
2242 (struct sra_walk_fns) <use>: Add use_all argument.
2243 (sra_walk_expr): Pass it.
2244 (sra_walk_modify_expr): Likewise.
2245 (scalarize_ldst): Likewise.
2246 (scan_use): Update for new argument.
2247 (mark_no_warning): New.
2248 (scalarize_use): Use it.
2250 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2252 * expr.c (expand_expr_real): Use usmul_optab for widening
2253 signed * unsigned multiplies.
2254 * genopinit.c (optabs): Add usmul_widen_optab.
2255 * optabs.c (init_optabs): Likewise.
2256 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2257 (usmul_widen_optab): Define.
2258 * config/bfin/bfin.md (usmulhisi3): New pattern.
2260 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2262 2005-11-20 Graham Stott <btinternet.com>
2264 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2266 2005-11-20 Andreas Schwab <schwab@suse.de>
2269 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2272 2005-11-19 Richard Henderson <rth@redhat.com>
2275 * tree-gimple.c (is_gimple_id): Export.
2276 * tree-gimple.h (is_gimple_id): Declare.
2277 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2278 (get_default_value): Use it.
2279 (maybe_fold_stmt_indirect): Likewise.
2281 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2283 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2284 than VR1 or vice-versa.
2286 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2290 * reload.c (find_reloads_address_1): Mention dependency on
2292 * reload1.c (gen_reload): For IN with an unary operation, try
2293 moving inner expression to OUT if trivial SET is not valid.
2294 Confirm that the result is valid. Move common code block into...
2295 (emit_insn_if_valid_for_reload): New function.
2297 2005-11-19 Richard Guenther <rguenther@suse.de>
2299 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2300 ARRAY_REFs of constant strings.
2302 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2304 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2305 fatal format string.
2307 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2309 * combine.c (make_compound_operation): Swap operands of
2310 commutative operation if necessary before returning.
2312 2005-11-19 Richard Guenther <rguenther@suse.de>
2315 * fold-const.c (fold_plusminus_mult_expr): New function.
2316 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2317 cases, remove now unnecessary code.
2319 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2321 * gensupport.c (old_preds): Rename to std_preds, add special field.
2322 (struct old_pred_table): Rename to struct std_pred_table, add special
2324 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2325 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2326 (init_predicate_table): Adjust, and set along the way whether a
2327 predicate is special.
2329 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2331 * BASE-VER: Change to 4.2.0.
2333 2005-11-18 James E Wilson <wilson@specifix.com>
2335 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2338 2005-11-18 Mike Stump <mrs@apple.com>
2340 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2341 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2342 * c-decl.c (lookup_name_two) Remove.
2343 * c-tree.h (lookup_name_two): Remove.
2344 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2345 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2346 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2347 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2349 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2352 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2353 when not generating code to use that co-processor.
2355 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2357 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2358 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2359 these functions are now in tree-phinodes.c.
2361 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2363 * config/bfin/bfin.md (trap): New pattern.
2365 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2367 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2370 * expr.c (expand_expr_real): Don't call record_block_change unless
2371 ib_boundaries_block is non-null
2373 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2375 * fold-const.c (build_range_check): Use proper type for subtraction
2376 when merging lower bound.
2378 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2380 PR rtl-optimization/24497
2381 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2384 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2386 * tree-scalar-evolution.c (expression_expensive_p): New function.
2387 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2389 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2391 * config/bfin/crtlibid.s: New file.
2393 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2396 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2397 when not using sjlj exceptions.
2398 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2399 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2400 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2401 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2402 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2403 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2404 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2405 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2406 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2407 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2408 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2409 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2410 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2412 * config/pa/hpux-unwind.h: New file.
2414 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2416 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2417 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2418 * varasm.c (do_assemble_alias): Adjust call.
2419 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2421 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2423 2005-11-17 James E Wilson <wilson@specifix.com>
2425 * tree.def (FUNCTION_DECL): Correct typo in comment.
2427 2005-11-17 Richard Henderson <rth@redhat.com>
2429 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2430 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2431 and DW_CFA_def_cfa_sf.
2432 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2433 (dbx_reg_number): Don't assert particular registers here.
2434 (based_loc_descr): ... do it here instead. Fold in ...
2435 (eliminate_reg_to_offset): ... this function.
2436 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2437 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2438 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2439 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2440 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2441 (instantiate_virtual_regs): Likewise.
2442 * var-tracking.c (adjust_stack_reference): Likewise.
2443 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2445 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2447 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2448 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2449 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2451 ($(T)crtlibid.o): New rule.
2453 2005-11-16 Richard Guenther <rguenther@suse.de>
2456 * fold-const.c (extract_array_ref): Return byte offset
2458 (fold_binary): Fold &x[a] CMP &x[b] to
2459 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2462 2005-11-16 Richard Henderson <rth@redhat.com>
2465 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2466 parts of an SSA_NAME.
2468 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2471 * arm.md (split for movsf with immediate): Restrict split to insns
2472 that set a general register.
2474 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2476 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2478 * unwind-dw2.c (uw_advance_context): Likewise.
2479 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2480 _Unwind_SjLj_Unregister.
2481 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2483 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2485 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2487 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2489 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2490 langhook to get a DImode integer type.
2492 2005-11-16 Richard Henderson <rth@redhat.com>
2493 J"orn Rennecke <joern.rennecke@st.com>
2494 Ulrich Weigand <uweigand@de.ibm.com>
2498 * reload1.c (reg_equiv_invariant): New.
2499 (reload): Allocate, initialize, and free it.
2500 (calculate_needs_all_insns): Check it when skipping equivalence
2502 (alter_reg): Likewise.
2503 (eliminate_regs_1): Rename from eliminate_regs. Add new
2504 may_use_invariant argument; only use reg_equiv_invariant when true.
2505 (eliminate_regs): New.
2506 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2507 a context for which may_use_invariant may be true.
2509 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2511 * fold-const.c (const_binop): Don't constant fold the operation
2512 if the result has overflowed and flag_trapping_math.
2513 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2515 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2517 * config/arm/unwind-arm.c (abort): Add prototype here.
2518 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2519 (struct phase1_vrs): Add prev_sp.
2520 (unwind_phase2_forced): Save the original core registers instead of
2521 modifying entry_vrs. Take a new flag argument for resuming unwinding
2522 and set action flags accordingly. Always set _US_END_OF_STACK when
2523 get_eit_entry fails. Unwind before calling the stop function.
2524 (_Unwind_GetCFA): New function.
2525 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2526 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2527 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2528 just call unwind_phase2_forced.
2529 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2530 * config/arm/unwind-arm.h (abort): Remove prototype.
2531 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2533 (_Unwind_GetCFA): New prototype.
2534 * config/arm/pr-support.c (abort): Add prototype here.
2535 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2537 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2538 not schedule the prologue with non-call exceptions and EABI.
2540 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2542 * config/arm/unwind-arm.h: Reorder interface function declarations.
2543 (_URC_END_OF_STACK): New enumeration value.
2544 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2545 (struct _Unwind_Control_Block): Document reserved field use.
2546 (_Unwind_Stop_Fn): New typedef.
2547 (_Unwind_ForcedUnwind): Declare.
2548 (_Unwind_Resume_or_Rethrow): Declare.
2549 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2551 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2552 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2553 (UCB_FORCED_STOP_ARG): New.
2554 (search_EIT_table): Update boundary condition checks.
2555 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2556 (unwind_phase2): Replace for with do..while.
2557 (unwind_phase2_forced): New.
2558 (__gnu_Unwind_RaiseException): Replace for with do..while.
2559 (__gnu_Unwind_ForcedUnwind): New.
2560 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2561 Use appropriate phase2 unwinder.
2562 (__gnu_Unwind_Resume_or_Rethrow): New.
2563 (__gnu_unwind_pr_common): Cope with forced unwinding.
2565 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2568 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2570 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2571 roundsf2): Remove "s" from mnemonic.
2573 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2575 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2577 * config/bfin/crtn.s: Change epilogues to match.
2578 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2579 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2580 __PIC__ and __pic__.
2582 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2585 * doc/invoke.texi: Distinguish between free and fixed form instead of
2586 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2588 * gcc.c (default_compilers): Remove double entries, add entries for
2589 suffixes '.F90' and '.F95'.
2591 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2593 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2594 in the stack probing loop.
2596 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2598 * configure.ac: Use .machine power5 not power5x.
2599 * configure: Regenerate.
2601 2005-11-15 Mike Stump <mrs@apple.com>
2603 * c-decl.c (lookup_name_two): Add.
2604 * c-tree.h (lookup_name_two): Likewise.
2605 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2606 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2608 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2610 PR rtl-optimization/23392
2611 * regrename.c (enum scan_actions) Add mark_access.
2612 (scan_actions_name): Ditto.
2613 (scan_rtx_reg): Handle mark_access.
2614 (scan_rtx_address): Do nothing for mark_access.
2615 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2616 and regs in REG_INC notes before closing chains for dead regs.
2617 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2618 opening chains for new writes.
2620 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2622 * c.opt (ffixed-line-length-none): New.
2624 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2626 * mklibgcc.in: Change contents of eh_dummy.c.
2628 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2630 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2632 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2634 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2636 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2638 2005-11-15 Jan Hubicka <jh@suse.cz>
2640 * invoke.texi (large-unit-insns): Document.
2641 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2642 * params.def (large-unit-insns): New param.
2644 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2647 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2648 special register for operand 3. Reindent constraints to align
2651 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2653 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2654 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2655 * configure.ac: Add test for FP rounding instructions.
2656 * configure: Regenerate.
2657 * config.in: Regenerate.
2658 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2659 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2661 * config/rs6000/rs6000.opt (mfprnd): New.
2662 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2663 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2664 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2665 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2666 (TARGET_FPRND): New.
2667 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2669 (btrunc<mode>2): New.
2671 (floor<mode>2): New.
2672 (round<mode>2): New.
2674 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2676 * gcc.c (version_compare_spec_function): Use fatal() rather than
2679 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2680 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2681 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2683 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2686 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2687 on -mmacosx-version-min setting.
2689 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2692 * tree-vrp.c (infer_value_range): Return false if STMT is a
2693 block terminator and its basic block has no successors.
2695 2005-11-14 Mike Stump <mrs@apple.com>
2697 * config/i386/i386.c (override_options): -masm=intel isn't
2698 supported on darwin.
2699 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2701 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2703 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2704 vfork after including auto-host.h.
2706 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2708 PR rtl-optimization/22002
2709 * combine.c (distribute_notes): Detect cases where a reg dies
2710 two or more times in a bb, including on the insn we are combining,
2711 and place the death note on the correct range.
2713 2005-11-14 Dale Johannesen <dalej@apple.com>
2715 * expmed.c (store_bit_field): Add offset unconditionally for
2717 (extract_bit_field): Don't force extzv or extv operand into
2718 a register if field is too big.
2720 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2722 * config/arm/arm.c (pic_labelno): New.
2723 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2724 LABEL_REF. Pass only the labelno to PIC insns.
2725 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2726 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2727 * arm.md (UNSPEC_PIC_LABEL): New constant.
2728 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2729 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2730 Use the correct label prefix.
2732 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2734 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2737 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2739 * loop-invariant.c: Include tm_p.h.
2740 * Makefile.in: Updated.
2742 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2744 * pa.c (store_reg): Revise generation of frame notes in large frames.
2745 (set_reg_plus_d): Likewise.
2747 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2749 PR tree-optimization/24709
2750 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2753 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2755 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2756 and duplicate declaration of pthread_self.
2758 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2759 Ian Lance Taylor <ian@airs.com>
2762 * calls.c (expand_call): If TARGET is a MEM and some part of the
2763 argument area has been saved, force TARGET to a register.
2765 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2767 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2770 2005-11-13 Jason Merrill <jason@redhat.com>
2773 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2774 lazily declared methods.
2775 (force_decl_die): Stop if forcing out the context already make a
2777 (force_type_die): Likewise.
2779 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2782 * builtins.c (integer_valued_real_p): Add break in
2783 REAL_CST having TREE_OVERFLOW set.
2785 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2787 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2788 addressing modes during calculation of costs.
2790 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2792 * function.c (assign_stack_local_1): Restrict sanity check
2793 on frame size overflow to 32-bit and above platforms.
2795 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2797 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2798 * config/cris/cris.c: Include reload.h.
2799 (cris_initial_elimination_offset): New function.
2800 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2803 2005-11-12 Richard Guenther <rguenther@suse.de>
2805 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2807 2005-11-12 Jan Hubicka <jh@suse.cz>
2809 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2810 to compare against 0 when possible.
2812 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2814 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2815 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2816 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2817 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2820 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2822 * recog.c (constrain_operands) <case 'g'>: For a match, require
2823 that a non-register matches general_operand when strict >= 0.
2825 2005-11-11 Steven Bosscher <stevenb@suse.de>
2827 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2830 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2832 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2833 (memory_address_same): New.
2834 (dse_optimize_stmt): Call memory_address_same.
2836 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2839 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2840 ZERO_EXTEND>: New cases.
2842 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2844 * longlong.h (__clz_tab): Always provide.
2846 2005-11-11 Steven Bosscher <stevenb@suse.de>
2849 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2851 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2852 before check_maybe_invariant.
2853 (move_invariant_reg): Use gen_move_insn instead of replacing
2854 SET_DEST with the temporary for the invariant.
2855 (move_loop_invariants): If checking is enabled, do internal
2856 consistency checks after completing the pass.
2858 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2861 * common.opt (Wvolatile-register-var): New.
2862 * varasm.c (make_decl_rtl): Only emit warning when option
2863 specified. Clarify warning message.
2864 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2866 * doc/md.texi (copysign): Document standard named pattern.
2868 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2870 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2871 bytes when align is 2.
2872 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2873 by the first instruction of the loop.
2875 2005-11-11 Jason Merrill <jason@redhat.com>
2878 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2881 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2883 PR rtl-optimization/22509
2884 * local-alloc.c (memref_used_between_p): Check whether a function call
2885 could not reference the memref.
2887 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2889 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2890 algorithm so as to choose the best, not the worst, alternative.
2891 Reset accumulated register class before processing next alternative.
2893 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2896 * calls.c (expand_call): Copy a return value to a plain register
2899 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2902 * varasm.c (assemble_name): Recompute name only for transparent
2905 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2907 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2909 2005-11-04 Jeff Law <law@redhat.com>
2912 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2913 perform reassociation if the parent statement will not die as
2914 a result of the optimization.
2916 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2918 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2919 delete_old_heap_vars.
2920 * tree-dfa.c (referenced_var_remove): Remove function.
2921 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2922 (delete_tree_ssa): Remove call to delete_old_heapvars.
2923 Add call to delete_alias_heapvars.
2924 * tree-flow.h (referenced_var_remove): Remove prototype
2925 (init_alias_heapvars): New prototype.
2926 (delete_alias_heapvars): Ditto.
2927 * Makefile.in (tree-ssa-structalias.o): Add
2928 gt-tree-ssa-structalias.o
2929 (GTFILES): Add tree-ssa-structalias.h and
2930 tree-ssa-structalias.c.
2931 (s-gtype): Add gt-tree-ssa-structalias.h.
2932 * tree-ssa-structalias.c (heapvars): Remove.
2933 (oldheapvars): Remove.
2934 (heapvar_for_stmt): New variable.
2935 (heapvar_lookup): New function.
2936 (heapvar_insert): Ditto.
2937 (get_constraint_for): See if we have an old heapvar
2939 (init_alias_heapvars): New function.
2940 (delete_alias_heapvars): Ditto.
2941 Add include of gt-tree-ssa-structalias.h.
2943 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2946 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2948 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2950 * tree.c (int_fits_type_p): Only look at the base type
2951 if it has the same precision as the original type.
2953 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2956 * varasm.c (assemble_alias): Use %q+D in the error
2957 message instead of %J and %qD.
2959 2005-11-10 Richard Guenther <rguenther@suse.de>
2961 * gcse.c (free_ldst_entry): Only free hashtable if
2964 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2966 * function.c (assign_stack_local_1): Issue an error message if
2967 the frame size overflows in the signed target arithmetics.
2969 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2971 * tree.c (build_qualified_type): Chain the new type to the original
2972 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2973 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2974 (build_pointer_type_for_mode): Only return unqualified types.
2975 (build_reference_type_for_mode): Likewise.
2977 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2979 * Makefile.in (gnucompare): Do comparison of all files using one of
2980 the chosen methods and only afterwards decide if just warning should
2981 be issued or comparison failure raised.
2983 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2985 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2986 (noce_try_abs): Negate if the comparison is reversed.
2987 Look only one instruction backwards for a REG_EQUAL note.
2989 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2992 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2993 gthr-tpf.h: Define __gthrw. For all identifiers that might
2994 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2995 and prefix all uses with __ghtrw.
2997 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3000 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3001 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3002 * c-common.c (handle_weakref_attribute): New.
3003 (c_common_attribute_table): Add weakref.
3004 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3006 * configure, config.in: Rebuilt.
3007 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3008 * doc/extend.texi: Document weakref attribute.
3009 * varasm.c (ultimate_transparent_alias_target): New
3010 (assemble_name): Use it.
3011 (weak_finish_1): Split out of...
3012 (weak_finish): ... and deal with weakrefs in...
3013 (weakref_targets): ... new list.
3014 (globalize_decl): Clean up weakref_targets.
3015 (do_assemble_alias): Handle weakrefs.
3016 (finish_aliases_1): Do not reject weakrefs to external symbols.
3017 (assemble_alias): Handle weakrefs.
3019 2005-11-09 Richard Guenther <rguenther@suse.de>
3021 PR tree-optimization/24716
3022 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3023 t_bool to track results from follow_ssa_edge.
3025 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3027 * final.c (force_source_line): New global variable.
3028 (final_scan_insn): Set it to true instead of clearing last_filename.
3029 (notice_source_line): Return true if force_source_line is true,
3030 unless source info is absent.
3032 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3035 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3036 a linkage name for a variable if it a register variable.
3037 * c-decl.c (grokdeclarator): Global register variables
3038 should be set as PUBLIC.
3040 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3043 * config/s390/s390.c (struct s390_frame_layout): New fields
3044 first_save_gpr_slot and last_save_gpr_slot.
3045 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3046 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3047 first_save_gpr and last_save_gpr with the _slot variants.
3048 (s390_register_info): Calculate first_save_gpr_slot and
3049 last_save_gpr_slot using regs_ever_live.
3051 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3054 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3055 for a function containing a landing pad.
3057 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3060 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3063 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3065 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3066 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3068 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3071 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3073 (call,load,store): New insn types.
3074 (mem_access, branch_access): Adjust reservation conditions.
3075 (define_delay): Adjust condition.
3076 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3078 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3079 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3081 (call_internal, call_value_internal, return_internal,
3082 return_interrupt_internal, eh_return_internal, indirect_jump,
3083 tablejump): Set call insn type.
3084 (blockage, ei, di): Use appropriate unspec const.
3085 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3086 (ms1_get_attr_type): Adjust to give load & store types.
3087 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3088 backwards past a barrier.
3089 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3091 (struct branch_info, struct label_info): New.
3093 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3094 (ms1_machine_reorg): New.
3095 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3096 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3097 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3098 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3101 2005-11-09 Per Bothner <per@bothner.com>
3102 Uros Bizjak <uros@kss-loka.si>
3105 * toplev.c (process_options): Initialize debug_hooks early
3106 in case lang_hooks.post_options ends up calling a debug_hook.
3108 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3110 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3111 DBX_REGISTER_NUMBER being contiguous.
3113 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3114 Diego Novillo <dnovillo@redhat.com>
3117 * tree-vrp.c (register_edge_assert_for): Do not register
3118 always-false predicates.
3120 2005-11-08 Devang Patel <dpatel@apple.com>
3122 PR tree-optimization/23115
3123 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3126 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3128 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3131 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3133 Fix PR tree-optimization/23382
3135 * tree-ssa-alias.c (compute_may_aliases): Call
3136 delete_old_heap_vars.
3137 * tree-dfa.c (referenced_var_remove): New function.
3138 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3139 * tree-flow.h (referenced_var_remove): Add prototype.
3140 (delete_old_heap_vars): Ditto.
3141 * tree-ssa-structalias.c (heapvars): New variable.
3142 (oldheapvars): Ditto.
3143 (get_constraint_for): Put heap vars on heapvars list.
3144 (delete_old_heap_vars): New function.
3146 2005-11-08 Jason Merrill <jason@redhat.com>
3148 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3150 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3153 * reg-stack.c (reg_to_stack): Update register liveness also
3154 for flag_sched2_use_traces.
3156 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3159 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3160 override prior explicit -mno-powerpc-gfxopt.
3162 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3164 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3165 if the bitsize is zero.
3166 * doc/md.texi (Standard Pattern Names): Document it.
3168 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3169 (TARGET_PASS_BY_REFERENCE): Likewise.
3171 2005-11-07 Ian Lance Taylor <ian@airs.com>
3173 PR rtl-optimization/24683
3174 * config/i386/i386.c (legitimize_pic_address): If constant operand
3175 to PLUS is too large, put it in a register.
3177 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3179 * configure.ac: Enable checking assembler dwarf2 support for bfin
3181 * configure: Regenerate.
3183 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3187 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3188 gen_easy_vector_constant_add_self): Delete.
3189 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3191 (output_vec_const_move): Use gen_easy_altivec_constant.
3192 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3193 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3194 (easy_vector_constant_add_self): Rewritten.
3195 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3196 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3197 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3198 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3199 Macroize and adjust for the other changes.
3201 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3205 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3206 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3208 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3210 PR rtl-optimization/23567
3211 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3212 (noce_process_if_block): Don't do any optimizations except
3213 if (cond) x = x; if !set_b and write into orig_x may trap
3214 or fault. Remove the MEM_READONLY_P check.
3216 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3219 * tree-vrp.c (fix_equivalence_set): New.
3220 (extract_range_from_assert): Call it.
3222 2005-11-05 Ian Lance Taylor <ian@airs.com>
3225 * combine.c (apply_distributive_law): Don't distribute across a
3228 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3230 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3231 config/ms1/ms1.h, config/rs6000/predicates.md,
3232 config/s390/s390.c, params.def, postreload-gcse.c,
3233 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3234 tree-vrp.c, tree.c: Fix comment typos.
3235 * doc/invoke.texi: Fix typos.
3237 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3239 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3240 for testing whether the data_dependence_relation contains distance
3241 vectors. Iterate over all distance vectors of the ddr.
3242 * lambda.h: Define a vec of lambda_vector pointers.
3243 * tree-data-ref.c (dump_data_dependence_relation,
3244 dump_data_dependence_direction): Iterate over all distance and
3245 direction vectors of the ddr.
3246 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3248 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3249 of distance/direction vectors instead of a single one.
3250 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3251 lambda_vectors with a vec of lambda_vectors.
3252 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3253 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3254 DDR_NUM_DIST_VECTS): New.
3255 * tree-loop-linear.c (gather_interchange_stats): Test for the
3256 existence of distance vectors only after having checked that there
3257 is a dependence. Iterate over all distance vectors of the ddr.
3258 (linear_transform_loops): Use dump_data_dependence_relation.
3259 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3260 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3261 distance vectors of the ddr.
3263 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3265 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3266 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3267 IS_INTHANDLER; all callers changed.
3268 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3270 (do_link, do_unlink): New argument ALL; all callers changed.
3271 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3272 If function isn't leaf, save and restore all registers.
3273 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3276 2005-11-05 Jan Hubicka <jh@suse.cz>
3278 PR rtl-optimization/23490
3279 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3280 max-flow-memory-location): Document.
3281 * flow.c: Include params.h
3282 (MAX_MEM_SET_LIST_LEN): Kill.
3283 (add_to_mem_set_list): Use new param.
3284 * cse.c (cse_basic_block): Replace 1000 by new param.
3285 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3286 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3287 * predict.c (predict_loops): Use new param.
3288 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3290 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3291 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3292 Do not hold memory returned by cgraph_node_name across other call.
3294 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3297 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3300 2005-11-04 Jeff Law <law@redhat.com>
3303 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3304 * tree-ssa-dom.c: Include params.h.
3305 (thread_across_edge): If there are too many statements in the
3306 target block, then do not thread through it.
3307 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3308 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3310 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3313 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3314 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3316 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3319 * tree-scalar-evolution.c (instantiate_parameters_1,
3320 instantiate_parameters, resolve_mixers): Compute the size of an
3321 expression to be instantiated and give up the instantiation if the
3322 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3324 2005-11-04 Richard Guenther <rguenther@suse.de>
3326 * tree-flow.h (ref_contains_indirect_ref): Rename to
3327 array_ref_contains_indirect_ref.
3328 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3329 (array_ref_contains_indirect_ref): Make comment match the code
3331 (ref_contains_array_ref): Likewise.
3332 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3333 ref_contains_indirect_ref.
3334 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3335 Rename calls to ref_contains_indirect_ref.
3337 2005-11-04 Paul Brook <paul@codesourcery.com>
3339 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3340 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3341 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3342 * config/arm/arm.md: Use match_operand in peephole input templates
3343 and match_dup in peephole output templates.
3345 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3347 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3350 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3351 Daniel Jacobowitz <dan@codesourcery.com>
3353 * longlong.h (add_ssaaaa): Clobber condition code register
3355 (sub_ddmmss): Likewise.
3356 (umul_ppmm): Likewise.
3358 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3359 Paul Brook <paul@codesourcery.com>
3360 Phil Blundell <pb@reciva.com>
3362 * configure.ac: Add test for ARM TLS support.
3363 * configure: Regenerated.
3364 * config/arm/arm-protos.h (legitimize_tls_address)
3365 (arm_tls_referenced_p, tls_mentioned_p)
3366 (arm_output_addr_const_extra): New prototypes.
3367 (thumb_legitimize_pic_address): Delete.
3368 * config/arm/arm.c: Include "gt-arm.h".
3369 (enum tls_reloc): New.
3370 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3371 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3372 (arm_call_tls_get_addr, legitimize_tls_address)
3373 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3374 (arm_init_tls_builtins, arm_emit_tls_decoration)
3375 (arm_output_addr_const_extra): New functions.
3376 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3377 (TARGET_HAVE_TLS): Define.
3378 (target_thread_pointer): New.
3379 (arm_override_options): Handle -mtp=.
3380 (legitimize_pic_address): Ignore UNSPECs.
3381 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3383 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3384 (tls_get_addr_libfunc): New variable.
3385 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3386 (arm_init_builtins): Call arm_init_tls_builtins.
3387 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3388 (arm_encode_section_info): Call default_encode_section_info.
3389 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3390 (enum arm_tp_type): New.
3391 (target_thread_pointer): Add declaration.
3392 (LEGITIMATE_CONSTANT_P): Handle TLS.
3393 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3394 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3395 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3396 * config/arm/arm.md: Add UNSPEC_TLS.
3397 (movsi): Handle TLS.
3398 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3400 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3401 (load_tp_hard, load_tp_soft): New insns.
3402 * arm.opt: Add -mtp=.
3403 * doc/invoke.texi (ARM Options): Document -mtp.
3405 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3407 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3408 * config/arm/libunwind.S: Include "lib1funcs.asm".
3409 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3410 (LIB2ADDEH): Add libunwind.S.
3411 (LIB2ADDEHDEP): Add lib1funcs.asm.
3412 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3414 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3417 * gcc/c.opt: Add a -lang-fortran option.
3418 * gcc/c-opts.c: Add a lang_fortran flag.
3419 (c_common_init_options): Handling the -lang-fortran option.
3420 (c_common_handle_option): Add a case for Fortran options in
3421 preprocessing. Remove cases for -ffixed-form and
3422 -ffixed-line-length. Add a case for -lang-fortran.
3424 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3426 * config/rs6000/rs6000.c: Include params.h
3427 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3428 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3429 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3430 (UNSPEC_VPKUWSS): Delete.
3431 (altivec_vpkuhss): Delete.
3432 (altivec_vpkuwss): Delete.
3433 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3435 (neg_eq0<mode>): Remove final condition.
3436 (neg_eq<mode>): Remove condition and split-condition.
3438 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3440 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3441 Use associated print macros.
3443 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3446 * diagnostic.c (diagnostic_set_info_translated): New function.
3447 (diagnostic_set_info): Use it. Add comment.
3448 * diagnostic.h (diagnostic_set_info_translated): Declare.
3450 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3452 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3453 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3454 reference only if 'public' is true.
3455 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3456 emit the .hidden directive only if the indirect reference is public.
3457 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3458 Pass it to dw2_force_const_mem.
3459 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3460 * dwarf2out.c (output_cfi): Adjust calls to above function.
3461 (output_call_frame_info): Likewise.
3462 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3463 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3465 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3467 PR tree-optimization/24483
3468 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3469 field to elts if possible.
3471 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3474 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3477 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3479 Fix PR tree-optimization/24351
3481 * tree-ssa-structalias.c (struct variable_info): Add
3483 (get_varinfo_fc): New function to follow collapsing.
3484 (new_var_info): Set collapsed_to to NULL.
3485 (dump_constraint): Follow collapsing.
3486 (build_constraint_graph): Handle collapsing.
3487 (do_simple_structure_copy): Return false if something bad
3489 (collapse_rest_of_var): New function.
3490 (do_structure_copy): Collapse if do_simple_structure_copy returns
3493 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3496 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3497 expressions to a statement list instead of gimplifying them.
3499 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3501 PR rtl-optimization/23585
3502 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3503 that can't trap plus a constant integer, if the mode has zero size.
3505 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3508 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3510 ("*insv<mode>_reg_extimm"): Likewise.
3512 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3515 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3516 c_common_type_for_mode returns an unnamed type.
3518 2005-11-02 Richard Henderson <rth@redhat.com>
3522 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3523 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3524 * function.c (assign_parms): Use calls.internal_arg_pointer.
3525 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3527 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3528 (TARGET_CALLS): Add it.
3529 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3530 * targhooks.c (default_internal_arg_pointer): New.
3531 * targhooks.h (default_internal_arg_pointer): Declare.
3532 * tree.h (dwarf2out_reg_save_reg): Declare.
3533 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3534 * config/i386/i386.c (dbx_register_map): Add return column.
3535 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3536 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3537 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3538 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3539 (ix86_save_reg): Save force_align_arg_pointer.
3540 (ix86_emit_save_regs): Make regno unsigned.
3541 (ix86_emit_save_regs_using_mov): Likewise.
3542 (ix86_expand_prologue): Handle force_align_arg_pointer.
3543 (ix86_expand_epilogue): Likewise.
3544 * config/i386/i386.h: (dbx_register_map): Update.
3545 (dbx64_register_map, svr4_dbx_register_map): Update.
3546 (struct machine_function): Add force_align_arg_pointer.
3547 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3548 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3549 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3551 2005-11-02 Jan Hubicka <jh@suse.cz>
3554 * i386.md: Add peep2 for simplyfing array accesses.
3556 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3559 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3560 * config/s390/s390.c (s390_decompose_shift_count): New function.
3561 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3562 (print_shift_count_operand): Use s390_decompose_shift_count.
3563 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3564 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3566 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3569 * loop.c (loop_givs_rescan): Use force_operand to expand
3572 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3575 * fold-const.c (build_range_check): Use unsigned when signed
3576 overflow is undefined also. If etype is subtype, make sure that
3577 the subtraction is in the supertype.
3579 2005-11-02 Richard Henderson <rth@redhat.com>
3582 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3585 2005-11-01 Richard Henderson <rth@redhat.com>
3588 * loop.c (scan_loop): Do not propagate computations to a hard
3589 register destination with SMALL_REGISTER_CLASSES.
3591 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3593 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3594 costs for MULT inside PLUS or MINUS.
3596 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3598 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3599 (TRAMPOLINE_SIZE): Round up to 60.
3600 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3602 2005-10-31 James E. Wilson <wilson@specifix.com>
3605 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3606 ifdef. Put ifdefs around call in gen_subprogram_die.
3607 (compute_frame_pointer_to_cfa_displacement): Likewise.
3608 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3611 PR rtl-optimization/17356
3612 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3613 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3615 2005-10-31 Jan Hubicka <jh@suse.cz>
3618 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3621 * i386.c (legitimize_pic_address): Deal with large immediates.
3624 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3625 from symbol names while computing checkup.
3628 * predict.c (predict_loops): Do not estimate more than
3629 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3630 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3632 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3634 PR tree-optimization/19097
3635 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3637 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3639 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3641 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3644 * tree-inline.c (setup_one_parameter): If the init_stmt
3645 is NULL, don't insert the statement.
3647 2005-10-30 Jan Hubicka <jh@suse.cz>
3649 PR tree-optimization/24172
3650 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3652 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3654 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3655 constants for hosts with long != 32 bits.
3657 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3660 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3662 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3664 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3665 (TARGET_MS1_16_002): New.
3666 (TARGET_MS1_16_003): New.
3668 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3669 ("*decrement_and_branch_until_zero_no_clobber"): New.
3670 Add corresponding splitter for decrement_and_branch_until_zero
3672 Key all decrement_and_branch_until_zero patterns off of
3675 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3678 * tree-complex.c (extract_component): Treat RESULT_DECL
3679 like the rest of the decls.
3681 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3683 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3684 indirect call to _mcount if the function needs a static chain.
3686 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3687 Caroline Tice <ctice@apple.com>
3689 PR rtl-optimization/24460
3690 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3691 (dwarf2out_switch_text_section): Set it to true instead of
3692 incrementing separate_line_info_table_in_use.
3693 (output_loc_list): Additionally test have_switched_text_sections.
3694 (output_ranges): Likewise.
3695 (dwarf2out_finish): Likewise.
3696 * varasm.c (assemble_start_function): Do not call
3697 insert_section_boundary_note.
3698 (assemble_end_function): If flag_reorder_blocks_and_partition,
3699 switch to the function's section before emitting the .size directive.
3700 * bb-reorder.c (insert_section_boundary_note): Staticify.
3701 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3702 * output.h (insert_section_boundary_note): Delete.
3704 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3707 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3708 instead of pointer equality when comparing types.
3710 2005-10-24 James E. Wilson <wilson@specifix.com>
3712 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3713 add_dependence_list_and_free calls.
3715 2005-10-24 Steven Bosscher <stevenb@suse.de>
3717 * contrib.texi: Add the names of the LLNL folks who donated
3718 Cray pointer support for gfortran.
3720 2005-10-24 Steven Bosscher <stevenb@suse.de>
3722 PR tree-optimization/24225
3723 * profile.c (branch_prob): Look from end to start through a
3724 basic block when looking for a locus.
3726 2005-10-24 Richard Henderson <rth@redhat.com>
3728 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3730 (hppa_expand_prologue): Likewise.
3732 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3734 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3735 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3736 * pa.h (NO_PROFILE_COUNTERS): Define.
3737 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3738 (funcdef_nos): New vector to hold label numbers of deferred profile
3740 (output_deferred_profile_counters): New function.
3741 (hppa_profile_hook): Push label number onto funcdef_nos.
3742 (pa_hpux_file_end): Call output_deferred_profile_counters if
3743 NO_DEFERRED_PROFILE_COUNTERS is false.
3745 * pa-protos.h (get_deferred_plabel): New prototype.
3746 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3748 (output_call): Adjust calls.
3750 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3752 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3753 peculiarity of GOT/TOC section usage.
3755 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3758 * c-common.c (constant_string_class_name): Add documentation.
3760 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3763 * recog.c (peephole2_optimize): Increment peep2_current_count
3764 only when the slot is empty.
3766 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3769 * except.c (output_function_exception_table): Call
3770 assemble_external_libcall if we need a personality function.
3772 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3774 PR rtl-optimization/24460
3775 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3776 set the basic block for barriers.
3778 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3780 * var-tracking.c (vt_initialize): Initialize post.
3782 2005-10-21 Devang Patel <dpatel@apple.com>
3785 * c-common.c (vector_types_convertible_p): Check vector element type.
3787 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3789 * config/sh/sh.c (prepare_move_operands): Handle the address
3790 constant which is a tls symbolic address plus a constant.
3792 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3795 * gcc.c (main): Use the correct counter for erroring out
3796 about mulitple files.
3798 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3801 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3802 use r2 for 64-bit tls .got access.
3804 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3806 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3809 2005-10-20 Steven Bosscher <stevenb@suse.de>
3811 PR tree-optimization/24307
3812 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3814 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3817 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3819 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3820 is ready, stop marking functions, but still mark variables.
3822 2005-10-20 Richard Guenther <rguenther@suse.de>
3825 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3828 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3830 PR rtl-optimization/23585
3831 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3832 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3833 (may_trap_p_1): New predicate extracted from...
3834 (may_trap_p): ... here. Invoke may_trap_p_1.
3835 (may_trap_or_fault_p): New predicate.
3836 * rtl.h (may_trap_or_fault_p): Declare it.
3837 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3838 instead of may_trap_p.
3839 (steal_delay_list_from_fallthrough): Likewise.
3840 (fill_simple_delay_slots): Likewise.
3841 (fill_slots_from_thread): Likewise.
3842 * function.c (pad_to_arg_alignment): Rework comment about
3843 SPARC_STACK_BOUNDARY_HACK.
3844 * config/sparc/sparc.h: Likewise.
3846 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3848 * config/s390/s390.c (s390_expand_insv): New.
3849 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3850 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3851 ("icm_hi"): Remove mode attribute.
3852 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3854 ("*extracthi", "*extractqi"): Remove.
3855 (extv<mode>", "*extzv<mode>"): New.
3856 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3857 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3859 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3861 * cfgexpand.c (discover_nonconstant_array_refs_r,
3862 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3863 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3864 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3865 discover_nonconstant_array_refs.
3867 2005-10-19 Steven Bosscher <stevenb@suse.de>
3870 * c-decl.c (pop_scope): Don't warn about an unused variable
3871 if it is marked with TREE_NO_WARNING.
3872 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3873 somenow mismatch and olddecl is to be replaced.
3875 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3878 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3879 whether registers live on the edge can be saved/restored.
3881 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3883 * config/sh/sh.c (fixup_mova): Skip notes.
3885 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3887 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3888 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3889 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3890 (s390_initial_elimination_offset): Likewise.
3891 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3892 register on TARGET_ZARCH targets.
3893 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3894 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3895 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3896 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3898 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3900 * config/s390/s390.md: Comment describing output modifiers updated.
3901 * config/s390/s390.c (print_operand): Likewise.
3903 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3905 * config/s390/s390.c (override_options): Added check for -mstack-size
3907 * doc/invoke.texi: Mention that limit in the documenation.
3909 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3912 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3914 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3916 Fix PR tree-optimization/24231
3918 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3919 (compute_avail): Ditto.
3921 2005-10-18 Richard Henderson <rth@redhat.com>
3924 * config/i386/i386.c (legitimate_constant_p): Check
3925 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3927 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3928 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3929 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3931 (print_operand_address): Likewise.
3932 * config/i386/predicates.md (x86_64_immediate_operand): Test
3933 SYMBOL_REF_TLS_MODEL properly inside CONST.
3934 (x86_64_zext_immediate_operand): Likewise.
3935 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3936 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3937 * config/i386/i386-protos.h: Remove predicates.md entries.
3939 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3941 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3942 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3944 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3945 Ian Lance Taylor <ian@airs.com>
3948 * fold-const.c (fold_widened_comparison): Do not allow range based
3949 constant folding when right operand cannot be unwidened.
3951 2005-10-17 Richard Henderson <rth@redhat.com>
3953 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3954 with a memory clobber.
3956 2005-10-17 James E Wilson <wilson@specifix.com>
3958 PR rtl-optimization/17356
3959 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3960 checking for EDGE_EH.
3962 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3964 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3965 the slot on an even boundary for any type with 16-byte alignment.
3967 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3970 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3971 after register allocation.
3973 2005-10-17 DJ Delorie <dj@redhat.com>
3975 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3978 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3981 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3984 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3986 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3987 to 2 if it's already non-zero.
3988 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3989 is set and warn about it if flag_schedule_insns is 1.
3991 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3993 * config/crx/crx.md: Compare-and-branch instructions need to
3996 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3999 * config/i386/i386.md (*pushdi2_rex64 splitter)
4000 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4001 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4002 flow2 pass only when (optimize > 0 && flag_peephole2).
4004 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4007 * gcc.c (have_c): New static variable.
4009 (process_command): Remove declation of have_c.
4010 Set have_o to 1 when handling -o.
4011 (main): Add a fatel error if there are multiple
4012 files specified and -o and -c/-S is passed witout
4013 -combine or multiple languages.
4015 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4017 Fix PR tree-optimization/22444
4018 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4019 Assert that we don't hit something with subvars.
4020 (setup_pointers_and_addressables): Don't add things with subvars,
4021 because we'll already process the subvars for aliasing purposes.
4023 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4026 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4027 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4028 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4029 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4030 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4031 swapped, alternatives for the R constraint.
4034 * builtins.c (get_builtin_sync_mode): Make unlimited
4035 mode_for_size request.
4037 2005-10-15 Richard Henderson <rth@redhat.com>
4039 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4040 (gimplify_expr): ... here.
4041 (gimplify_compound_lval): Use it in initial scan loop. Allow
4042 fb_lvalue in base expression.
4044 2005-10-15 Richard Henderson <rth@redhat.com>
4047 * builtins.c (expand_builtin_trap): Export.
4048 * expr.h (expand_builtin_trap): Declare.
4049 * expr.c (expand_assignment): Emit a trap for integral offsets
4050 from registers that weren't reduced to bitpos.
4052 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4053 (mark_array_ref_addressable): Remove.
4054 * tree-flow.h (mark_array_ref_addressable): Remove.
4055 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4057 2005-10-15 James E Wilson <wilson@specifix.com>
4060 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4061 (add_dependence_list_and_free): Likewise.
4062 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4065 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4069 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4070 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4072 (vrp_visit_phi_node): Only prevent infinite iterations when
4073 the previous result and the new result are both VR_RANGEs.
4075 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4077 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4080 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4083 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4086 2005-10-14 Per Bothner <per@bothner.com>
4088 PR preprocessor/21250
4089 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4091 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4094 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4095 overflow flags. Refactor some conditionals.
4097 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4100 * tree-dfa.c (add_referenced_var): Only look at decls which
4101 have TREE_CONSTANT or TREE_READONLY set instead of if
4102 !TREE_PUBLIC or !TREE_CONSTANT.
4104 2005-10-13 James E Wilson <wilson@specifix.com>
4106 * doc/invoke.texi: For -x, add f95-cpp-input.
4107 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4109 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4111 PR tree-optimization/24262
4112 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4113 in loop all the time.
4115 2005-10-12 Richard Henderson <rth@redhat.com>
4118 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4119 * function.c (assign_parm_find_data_types): Don't support it.
4120 * print-tree.c (print_node): Likewise.
4121 * c-common.c (handle_transparent_union_attribute): Likewise.
4122 Use build_duplicate_type.
4123 * tree-inline.c (remap_type_1): Split out of remap_type;
4124 properly remap aggregate fields.
4125 (build_duplicate_type): New.
4126 * doc/extend.texi (Variable Attributes): Remove documentation
4127 for transparent_union.
4129 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4132 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4133 (gen_stack_pointer_dec): Likewise.
4135 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4139 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4141 (struct cxx): Add adjust_class_at_definition target hook.
4142 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4143 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4144 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4145 hook_void_tree. Add to TARGET_CXX.
4146 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4148 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4149 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4150 instead of attribute. Check for dllexport override. Warn if
4151 inconsistent dll linkage. Don't lose old dllimport if decl has
4152 had address referenced. Tweak lookup of dllimport atribute.
4153 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4154 for target specific rules. Don't add dllimport attribute if
4155 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4156 dllimport attribute.
4157 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4158 * varasm.c (initializer_constant_valid_p): Replace
4159 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4163 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4164 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4165 (i[34567]86-*-mingw32*): Likewise.
4167 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4168 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4170 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4171 C++-specific code. Change return value to bool.
4172 (i386_pe_dllimport_p): Likewise.
4173 (associated_type): Simplify and make language-independent
4174 (i386_pe_encode_section_info): Replace override of ambiguous
4175 dllimport symbol refs with a gcc_assert.
4176 (i386_pe_valid_dllimport_attribute_p): Define.
4177 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4178 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4179 i386_pe_adjust_class_at_definition.
4180 * config/i386/winnt-stubs.c: New file. Define stub versions of
4181 lang-specific functions.
4182 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4183 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4184 i386_pe_adjust_class_at_definition.
4185 (i386_pe_valid_dllimport_attribute_p): Declare.
4186 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4187 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4188 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4191 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4192 dllimport attribute with test of DECL_DLLIMPORT_P.
4194 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4196 * combine.c (make_extraction): Correct offset computation.
4198 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4200 * config/cris/t-linux (LIMITS_H_TEST): Define.
4202 2005-10-12 Richard Henderson <rth@redhat.com>
4205 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4207 2005-10-12 Richard Guenther <rguenther@suse.de>
4209 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4211 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4214 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4215 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4218 2005-10-12 Richard Guenther <rguenther@suse.de>
4221 * varasm.c (output_constant): Correct typo from previous
4224 2005-10-11 Ian Lance Taylor <ian@airs.com>
4226 PR rtl-optimization/13931
4227 * combine.c: Revert patch of 2003-05-14, and:
4228 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4229 completely killed in the appropriate insn.
4230 (distribute_notes): Don't skip multiple hard register test for
4231 elim_i1 and elim_i2.
4233 2005-10-11 Richard Henderson <rth@redhat.com>
4236 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4237 to initialize a transparent union instead of a nop_expr.
4239 2005-10-11 Richard Henderson <rth@redhat.com>
4241 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4242 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4243 (tree_ssa_dce_loop): Call scev_reset.
4246 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4247 * tree-ssa-dce.c: Include cfgloop.h.
4248 (tree_ssa_dce_loop, pass_dce_loop): New.
4249 * tree-pass.h (pass_dce_loop): Declare it.
4250 * passes.c (init_optimization_passes): Use it.
4252 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4255 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4256 Only apply the optimization for rounding builtins if the inner
4257 cast is also an extension.
4259 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4262 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4263 mark_new_vars_to_rename instead of update_stmt.
4265 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4267 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4269 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4271 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4272 for setting MMX register to 0 rather than mmx.
4274 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4277 * configure.ac: Move gas check from mips specific case to common case.
4278 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4279 * configure: Regenerate
4280 * doc/install.texi: Update.
4282 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4285 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4287 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4289 * gcc.c (do_spec_1): Accept numeric characters in file name
4292 2005-10-10 Nick Clifton <nickc@redhat.com>
4294 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4295 describing the deleted arm_gen_rotated_half_load function.
4297 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4299 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4302 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4304 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4306 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4307 (EXTRA_MULTILIB_PARTS): Define.
4308 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4309 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4310 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4311 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4312 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4313 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4315 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4317 PR tree-optimization/24226
4318 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4319 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4320 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4323 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4325 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4327 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4330 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4331 Rewrite for no need for the early clobber.
4333 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4335 Merge from csl-arm-branch:
4336 2005-09-07 Paul Brook <paul@codesourcery.com>
4337 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4340 2005-04-30 Paul Brook <paul@codesourcery.com>
4341 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4342 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4344 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4345 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4346 (arm_override_options): Use TARGET_AAPCS_BASED.
4347 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4348 (PTRDIFF_TYPE): Use int for AAPCS.
4349 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4350 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4351 (DEFAULT_SHORT_ENUMS): Delete.
4352 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4354 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4355 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4356 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4357 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4359 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4360 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4362 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4363 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4365 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4366 * config.gcc (arm*-*-linux-gnueabi): Add it.
4367 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4369 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4370 * config/arm/linux-eabi.h: New file.
4371 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4372 (LINUX_TARET_LINK_SPEC): Likewise.
4373 (LINK_SPEC): Use it.
4374 * config/arm/t-linux-eabi: New file.
4376 2005-10-08 Steven Bosscher <stevenb@suse.de>
4379 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4381 (PARAM_SMS_DFA_HISTORY): Likewise.
4383 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4386 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4387 (load_register_parameters): Call it.
4388 (check_sibcall_argument_overlap_1): Likewise.
4389 (store_one_arg): Likewise.
4391 2005-10-07 James E. Wilson <wilson@specifix.com>
4393 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4394 DImode not VECINT24 for operand 2.
4397 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4401 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4402 fr_spill): Use destination_operand for operand 0.
4404 2005-10-07 DJ Delorie <dj@redhat.com>
4406 * varasm.c (output_constant): Limit error to expanding
4409 2005-10-07 Richard Guenther <rguenther@suse.de>
4412 * fold-const.c (fold_binary): Fix operand types during folding
4413 of X op (A, Y). Evaluation order of the side-effects of
4414 X and A are frontend-defined, so ensure we honour that even for
4415 tcc_comparison class operands; eased by removing duplicate code.
4417 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4419 * stor-layout.c (layout_type): Do not allow alignment of array
4420 elements to be greater than their size.
4422 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4424 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4426 (hppa*-*-linux*): Ditto.
4427 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4428 * config/host-hpux.c: New.
4429 * config/x-hpux: New.
4430 * config/pa/x-hpux: Remove.
4431 * config/pa/x-linux: Remove.
4432 * config/pa/pa-host.c: Remove.
4434 2005-10-07 Jeff Law <law@redhat.com>
4436 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4437 determine whether or not to try and thread outgoing edges.
4439 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4441 * config/rs6000/rs6000.md (eqsi_power): New.
4442 (neg_eq0si): Add TARGET_POWER to final condition.
4445 2005-10-06 Richard Henderson <rth@redhat.com>
4447 * config/rs6000/rs6000.c: Revert last change.
4449 2005-10-06 Richard Henderson <rth@redhat.com>
4451 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4452 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4454 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4458 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4459 out return_label and naked_return_label.
4461 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4463 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4466 2005-10-06 Richard Henderson <rth@redhat.com>
4469 * tree-inline.c (declare_return_variable): Handle modify_dest not
4472 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4474 Fix PR tree-optimization/22488
4475 * tree-ssa-structalias.c (check_for_overlaps): New function.
4476 (create_variable_info_for): Use it.
4478 2005-10-06 Richard Henderson <rth@redhat.com>
4481 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4482 (dwarf2out_start_source_file): Print it.
4484 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4486 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4488 2005-10-06 Richard Henderson <rth@redhat.com>
4491 * mode-switching.c (optimize_mode_switching): Clear transp bit
4492 for block with incomming abnormal edges.
4494 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4495 (fpscr_set_from_mem): Use them.
4496 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4497 (fpscr postinc splitters): Rewrite as peephole2+split.
4499 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4501 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4502 (eq<mode>_compare): Same.
4504 2005-10-06 Richard Guenther <rguenther@suse.de>
4506 PR tree-optimization/24238
4507 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4509 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4511 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4512 here. Use AC_PATH_PROG for environment variables instead of
4514 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4516 * configure: Regenerated.
4518 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4521 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4522 then force it into a register.
4523 (call_value): Likewise.
4525 2005-10-06 Richard Henderson <rth@redhat.com>
4528 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4529 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4530 under pass_vectorize.
4532 2005-10-05 Devang Patel <dpatel@apple.com>
4535 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4536 handling constants. Check NAMESPACE_DECL context for constants.
4538 2005-10-05 Eric Christopher <echristo@apple.com>
4540 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4542 2005-10-05 Richard Henderson <rth@redhat.com>
4545 * tree-cfg.c (mark_array_ref_addressable_1): New.
4546 (mark_array_ref_addressable): New.
4547 * tree-flow.h (mark_array_ref_addressable): Declare.
4548 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4550 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4554 * reload.c (subst_reloads): When adding a REG_LABEL to a
4555 jump instruction, also update JUMP_LABEL.
4557 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4559 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4560 * bb-reorder.c (copy_bb_p): Use it.
4561 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4563 2005-10-05 Richard Henderson <rth@redhat.com>
4566 * toplev.c (process_options): Warn about unsupported combinations
4567 of unwind tables and omit-frame-pointer.
4568 * config/i386/i386.c (override_options): Similarly. Enable
4569 accumulate-outgoing-args if not explicitly disabled.
4571 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4573 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4574 Handle big endian vs. small endian.
4575 (vec_initv2sf): Handle big endian vs. small endian.
4576 (*vec_extractv2sf_1): Ditto.
4578 2005-10-05 Dale Johannesen <dalej@apple.com>
4580 * convert.c (convert_to_real): Don't convert
4581 (float)floor(double d) to floorf((float)d).
4583 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4585 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4587 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4589 PR tree-optimization/18587
4590 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4591 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4592 build_vuses): Change to VEC type.
4593 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4594 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4595 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4596 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4597 (get_name_decl): New. Return DECL_UID of base variable.
4598 (operand_build_cmp): New. qsort comparison routine.
4599 (operand_build_sort_virtual): New. Sort virtual build vector.
4600 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4601 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4602 (FINALIZE_BASE): Use get_name_decl.
4603 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4604 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4605 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4606 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4607 direct VEC_* manipulations.
4608 (build_ssa_operands): Call operand_build_sort_virtual.
4609 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4610 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4611 with direct VEC_* manipulations.
4612 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4613 with direct VEC manipulations.
4615 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4617 PR tree-optimization/21419
4618 PR tree-optimization/24146
4619 PR tree-optimization/24151
4621 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4622 (build_asm_expr): Call it if outputs are read-only.
4623 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4625 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4626 Paolo Bonzini <bonzini@gnu.org>
4630 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4631 enable the instructions and not just the built-ins.
4632 * doc/invoke.texi (x86 Options): Likewise.
4634 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4636 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4638 * doc/invoke.texi (Option Summary): Correct spelling
4639 of -mmacosx-version-min.
4641 2005-10-04 Devang Patel <dpatel@apple.com>
4643 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4646 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4648 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4649 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4651 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4653 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4654 ("TE","tg"): New mode attributes.
4655 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4656 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4657 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4658 dword_mode and one for GPRmode.
4660 2005-10-04 Ian Lance Taylor <ian@airs.com>
4662 PR preprocessor/13726
4663 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4664 any comments passed in.
4666 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4668 * tree.c (annotate_with_file_line): Fix typo.
4670 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4673 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4674 type used to access data in the inlined length == 1 case, use
4675 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4676 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4678 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4680 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4681 TARGET_SSE3 and only for TARGET_80387.
4682 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4683 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4684 Do not depend on TARGET_80387.
4686 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4688 * tree.c (last_annotated_node): Change type to location_t*.
4689 (annotate_with_file_line): Reflect the change of
4690 last_annotated_node type.
4692 2005-10-04 Richard Guenther <rguenther@suse.de>
4695 * c-decl.c (grokdeclarator): Don't write to fields
4698 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4701 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4703 * varasm.c (make_decl_rtl): If a register variable does not
4704 have a set user assmbler name, error out.
4705 Decode the asmspec is now name+1 bypassing '*'.
4707 2005-10-04 Steven Bosscher <stevenb@suse.de>
4709 PR tree-optimization/23049
4710 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4711 of a COND_EXPR is folded before calling fold on the whole rhs of a
4712 conditional assignment.
4713 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4714 document that a COND_EXPR may appear there.
4716 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4719 * tree-vrp.c (extract_range_from_assert): If the new numeric
4720 range created out of the assertion contradicts the existing
4721 numeric range of the ASSERT_EXPR variable, make the new range
4724 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4726 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4727 from T_REGS to FP register class.
4729 2005-10-03 Richard Henderson <rth@redhat.com>
4732 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4733 before creating a new one.
4735 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4737 * config/rs6000/t-aix43 (LDFLAGS): New.
4738 * config/rs6000/t-aix52 (LDFLAGS): New.
4740 2005-10-03 Ian Lance Taylor <ian@airs.com>
4742 * gimplify.c (find_single_pointer_decl_1): New static function.
4743 (find_single_pointer_decl): New static function.
4744 (internal_get_tmp_var): For a formal variable, set restrict base
4745 information if appropriate.
4746 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4748 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4749 (DECL_GET_RESTRICT_BASE): Define.
4750 (SET_DECL_RESTRICT_BASE): Define.
4751 (decl_restrict_base_lookup): Declare.
4752 (decl_restrict_base_insert): Declare.
4753 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4754 * tree.c (restrict_base_for_decl): New static variable.
4755 (init_ttree): Initialize restrict_base_for_decl.
4756 (copy_node_stat): Copy restrict base information.
4757 (decl_restrict_base_lookup): New function.
4758 (decl_restrict_base_insert): New function.
4759 (print_restrict_base_statistics): New static function.
4760 (dump_tree_statistics): Call print_restrict_base_statistics.
4762 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4765 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4766 case of anti-ranges.
4768 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4771 * c-typeck.c (tagged_tu_seen): Rename to ...
4772 (tagged_tu_seen_cache): this and add val field.
4773 (comptypes): Move functional to comptypes_internal
4774 and free tagged_tu_seen.
4775 (comptypes_internal): New function and call comptypes_internal
4776 instead of comptypes. Speed up by sibcalling
4777 tagged_types_tu_compatible_p.
4778 (alloc_tagged_tu_seen): New function
4779 (free_all_tagged_tu_seen_up_to): New function.
4780 (tagged_types_tu_compatible_p): Return the val of the seen two
4782 Add that the two types are the same to tagged_tu_seen_base
4783 if they are and call comptypes_internal instead of comptypes.
4784 <case UNION_TYPE>: Speed up common type where the fields are
4786 (function_types_compatible_p): Call comptypes_internal instead of
4788 (type_lists_compatible_p): Likewise.
4789 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4791 2005-10-02 Matthias Klose <doko@debian.org>
4793 * doc/invoke.texi: Fix typo and speling error.
4795 2005-10-01 Richard Henderson <rth@redhat.com>
4797 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4799 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4801 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4802 using --start-group and --end-group.
4804 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4806 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4807 FIXME note regarding quirky semantics.
4809 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4812 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4813 non-null range as a last resort.
4815 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4816 Diego Novillo <dnovillo@redhat.com>
4819 * tree-vrp.c (extract_range_from_assert): For !=
4820 assertions, only build an anti-range if LIMIT is a
4821 single-valued range.
4823 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4825 * arm.md (movqi): On thumb when optimizing, handle loading from
4826 memory by describing this as taking a subreg of a zero-extended load
4827 into an SImode register.
4830 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4832 * reload1.c (merge_assigned_reloads): Do not change any
4833 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4835 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4837 * Makefile.in (LIPO_FOR_TARGET): Define.
4838 (STRIP_FOR_TARGET): Define.
4840 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4841 before creating new ones. Do symlinks before creating the actual
4844 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4845 to work out which multilibs are actually being built.
4847 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4849 * tree-vect-transform.c, config/ms1/ms1.md,
4850 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4851 Follow spelling conventions.
4852 * doc/invoke.texi, doc/md.texi: Fix typos.
4854 2005-09-30 Andrew Macleod <amacleod@redat.com>
4856 PR tree-optimization/21430
4857 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4858 use operands, and set stmt pointer if need be.
4859 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4860 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4863 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4866 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4868 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4870 * optabs.c (expand_binop): Initialize first_pass_p.
4872 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4875 * c-decl.c (c_write_global_declarations_1): If any
4876 wrapup_global_declaration_2 call returned true, restart the loop.
4878 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4880 Fix PR tree-optimization/24117
4881 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4882 before considering whether to use anyoffset.
4884 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4888 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4890 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4892 (swap_commutative_operands_with_target): New.
4894 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4897 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4900 2005-09-29 Steven Bosscher <stevenb@suse.de>
4902 PR tree-optimization/23911
4903 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4904 and IMAGPART_EXPR too.
4906 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4909 * expmed.c (expand_shift): Move logic to reverse rotation
4910 direction when rotating by constants ...
4911 * optabs.c (expand_binop): ... here.
4912 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4913 (ix86_rotrdi3): New pattern.
4914 (rotldi3): Handle 32-bit mode.
4915 (ix86_rotldi3): New pattern.
4917 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4920 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4921 check for numbers that need no bit twiddle.
4923 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4925 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4926 multilib to be built.
4928 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4929 (stage1-start): Delete old libgcc and libunwind before moving
4930 anything into the stage directory.
4931 (stage2-start): Likewise.
4932 (stage3-start): Likewise.
4933 (stage4-start): Likewise.
4934 (stageprofile-start): Likewise.
4935 (stagefeedback-start): Likewise.
4936 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4937 header in tm_file and CPU-specific t-darwin in tmake_file.
4938 (i[34567]86-*-darwin*): Don't change tm_file.
4939 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4940 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4941 shared library stub for target OS version.
4942 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4943 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4944 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4945 (libgcc_s.%.dylib): New.
4947 (install-darwin-libgcc-stubs): New.
4948 (INSTALL_LIBGCC): New append.
4949 * config/i386/darwin-libgcc.10.4.ver: New.
4950 * config/i386/darwin-libgcc.10.5.ver: New.
4951 * config/i386/t-darwin: New.
4952 * config/rs6000/darwin-libgcc.10.4.ver: New.
4953 * config/rs6000/darwin-libgcc.10.5.ver: New.
4954 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4955 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4957 2005-09-28 Paul Brook <paul@codesourcery.com>
4959 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4962 2005-09-28 Richard Guenther <rguenther@suse.de>
4964 PR tree-optimization/23853
4965 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4966 host_integerp to verify misalignment value.
4968 2005-09-28 Richard Henderson <rth@redhat.com>
4970 * builtins.c (get_builtin_sync_mode): New.
4971 (expand_builtin_sync_operation): Pass in mode argument.
4972 (expand_builtin_compare_and_swap): Likewise.
4973 (expand_builtin_lock_test_and_set): Likewise.
4974 (expand_builtin_lock_release): Likewise.
4975 (expand_builtin): Update to match.
4977 2005-09-28 Nick Clifton <nickc@redhat.com>
4979 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4980 formatting. Add check to PLUS case to ensure that the offset is
4981 within an acceptable range.
4983 * config/v850/v850.md (casesi): Disable the generation of the
4984 switch pattern as it is not being handled properly at the moment.
4986 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4987 for when the high words are identical.
4989 2005-09-27 Richard Henderson <rth@redhat.com>
4991 * pretty-print.c (pp_base_format): Fix typo for %>.
4993 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4994 Devang Patel <dpatel@apple.com>
4996 PR tree-optimization/23625
4997 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4998 LABEL_EXPR, assertion check.
5000 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5002 * optabs.c (no_conflict_move_test): Check if a result of a
5003 to-be-moved insn would be clobbered by an originally
5006 2005-09-27 Jeff Law <law@redhat.com>
5008 * passes.c (init_optimization_passes): Replace copy propagation
5009 passes immediately after DOM with phi-only copy propagation
5010 pases. Add phi-only copy propagation pass after first DOM pass.
5011 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5012 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5013 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5014 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5015 to init_copy_prop. Callers updated.
5016 (do_phi_only_copy_prop): New function.
5017 (pass_phi_only_copy_prop): New pass descriptor.
5019 2005-09-27 Nick Clifton <nickc@redhat.com>
5021 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5023 2005-09-26 Jason Merrill <jason@redhat.com>
5026 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5028 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5030 2005-09-26 James E Wilson <wilson@specifix.com>
5032 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5033 copyright. Add gcc copyright plus libgcc exception.
5034 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5036 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5038 2005-09-26 Jeff Law <law@redhat.com>
5040 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5041 about when to iterate.
5043 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5046 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5047 for __complex__ double in -mcpu=G5 mode.
5049 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5051 PR tree-optimization/23942
5052 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5053 * tree-scalar-evolution.c: Include params.h.
5055 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5056 follow_ssa_edge_in_condition_phi_branch,
5057 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5058 Change return type to t_bool. Use a parameter to limit the size of
5059 trees that are walked before stopping
5060 (analyze_evolution_in_loop): Initialize the limit to 0.
5061 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5062 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5064 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5067 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5068 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5070 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5072 * combine.c (make_extraction): Check for valid use of subreg.
5074 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5077 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5078 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5079 ("fist<mode>2_with_temp"): Use only register operands.
5081 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5083 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5084 CALL_INSN_FUNCTION_USAGE.
5086 2005-09-26 Richard Guenther <rguenther@suse.de>
5089 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5090 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5091 (ldst_entry): Use the hashtable instead of list-walking.
5092 (find_rtx_in_ldst): Likewise.
5093 (free_ldst_entry): Free the hashtable.
5094 (compute_ld_motion_mems): Create the hashtable.
5095 (trim_ld_motion_mems): Remove entry from hashtable if
5096 removing it from list.
5097 (compute_store_table): Likewise^2.
5098 (store_motion): Free hashtable in case we did not see
5101 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5103 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5104 and arg1 if we are passing them to fold_build2.
5106 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5109 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5112 2005-09-25 Richard Henderson <rth@redhat.com>
5114 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5115 SYMBOL_REF_TLS_MODEL to be correct.
5117 2005-09-24 Richard Henderson <rth@redhat.com>
5119 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5120 end of function. Reindent.
5122 2005-09-24 Ian Lance Taylor <ian@airs.com>
5124 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5125 NEGATE_EXPR/BIT_NOT_EXPR case.
5127 2005-09-24 Richard Henderson <rth@redhat.com>
5129 * c-common.c (handle_mode_attribute): When not modifying in place,
5130 create subtypes for enumerations.
5131 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5132 * gimplify.c (create_tmp_from_val): Likewise.
5134 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5136 * config/i386/i386.md (*tls_global_dynamic_64,
5137 *tls_local_dynamic_base_64): Add missing mode to call.
5138 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5140 2005-09-24 Jan Hubicka <jh@suse.cz>
5142 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5143 (cgraph_clone_node): Likewise.
5144 * cgraph.h (cgraph_clone_edge): Update prototype.
5145 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5146 duplicated prototypes; add updating argument.
5147 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5148 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5150 (cgraph_mark_inline_edge): Likewise.
5151 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5152 (cgraph_flatten_node): Likewise.
5153 (cgraph_decide_recursive_inlining): Likewise.
5154 (cgraph_decide_inlining_of_small_function): Likewise.
5155 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5157 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5158 Pete Steinmetz <steinmtz@us.ibm.com>
5160 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5161 (rldic.): Set type to "compare".
5163 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5164 mfjmpr for MFCTR/MFLR.
5165 (movdf_hardfloat64): Same.
5166 (movdf_softfloat64): Same. Correct order of store and move types.
5167 (movti_string): Set type to store_ux/load_ux.
5168 (load_multiple): Set type to load_ux.
5169 (store_multiple): Set type to store_ux.
5170 (movmemsi): Set type to store_ux.
5171 (output_cbranch direct_return): Set type to jmpreg.
5172 (stmw): Set type to store_ux.
5173 (lmw): Set type to load_ux.
5174 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5175 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5176 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5177 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5178 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5179 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5180 (rios1-fpstore): Increase latency to 3.
5181 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5182 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5184 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5185 Andrew Pinski <pinskia@physics.uc.edu>
5187 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5188 operand2 constraint to "b".
5189 (sync_<fetchop_name>di_internal): Same.
5190 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5192 (sync_old_<fetchop_name>di_internal): Same.
5193 (sync_new_<fetchop_name>si_internal): Same.
5194 (sync_new_<fetchop_name>di_internal): Same.
5196 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5199 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5200 case, define as macros.
5202 PR rtl-optimization/23837
5203 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5204 clobber / clobber match between dest and p->first.
5206 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5207 (no_conflict_move_test): Update comments.
5209 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5211 * doc/install.texi: Update URL for Jacks.
5212 * doc/sourcebuild.texi: Likewise.
5214 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5217 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5218 registers when choosing register preferences.
5219 (movdf_hardfloat64): Same.
5221 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5223 * expmed.c (expand_shift): Don't use the target of the rotate as
5224 target for the first expanded shift insn.
5225 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5227 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5229 PR tree-optimization/22438
5230 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5231 preserved iv rhs rewriting specially.
5233 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5235 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5236 estimate_only is true.
5237 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5238 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5239 tree-ssa-structalias.c
5240 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5241 ref_contains_indirect_ref.
5242 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5244 2005-09-21 DJ Delorie <dj@redhat.com>
5246 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5248 (mn10300_return_in_memory): Support variable size types also.
5249 (mn10300_pass_by_reference): Likewise.
5250 (mn10300_function_value): New.
5251 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5252 (FUNCTION_OUTGOING_VALUE): Likewise.
5253 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5254 * doc/invoke.texi: Document it.
5256 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5259 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5260 force integer op1 into register for XFmode compares.
5262 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5265 * expmed.c (alg_code): Add alg_impossible.
5266 (alg_hash_entry): Add cost.
5267 (synth_mult): Record alg_impossible in the hash table if
5268 multiplication by a given integer is impossble within the
5269 limit. Speed up using alg_impossible.
5271 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5273 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5274 argument. Allow and set any offset if needs_anyoffset is passed
5276 (get_constraint_for): Add argument here too.
5278 (do_structure_copy): Pass NULL to get_constraint_for.
5279 (handle_ptr_arith): Ditto.
5280 (find_func_aliases): Ditto.
5282 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5284 PR rtl-optimization/23898
5285 * output.h (get_attr_min_length): Declare.
5286 * final.c (get_attr_length_1): New function, broken out of:
5288 (get_attr_min_length): New function.
5289 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5290 (duplicate_computed_gotos): Likewise.
5291 * genattr.c (insn_min_length): Generate declaration.
5292 * genattrtab.c (min_fn, min_attr_value): New functions.
5293 (make_length_attrs): Generate insn_min_length.
5295 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5297 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5299 2005-09-20 Richard Henderson <rth@redhat.com>
5301 PR tree-optimization/24059
5302 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5305 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5307 * c.opt (fextended-identifiers): New.
5308 * c-opts.c (c_common_handle_option): Handle
5309 -fextended-identifiers.
5310 * doc/cpp.texi: Update documentation of extended identifiers.
5311 * doc/cppopts.texi (-fextended-identifiers): Document.
5313 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5315 PR tree-optimization/23929
5316 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5319 PR tree-optimization/23818
5320 * tree-stdarg.c (execute_optimize_stdarg): Call
5321 calculate_dominance_info.
5323 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5325 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5326 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5327 (compute_overlap_steps_for_affine_1_2): Use
5328 get_number_of_iters_for_loop.
5329 (analyze_subscript_affine_affine): Check whether difference is
5331 Use get_number_of_iters_for_loop.
5332 Check whether overlap occurs outside of bounds.
5333 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5335 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5337 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5338 base register if possible.
5340 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5342 PR tree-optimization/18463
5343 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5344 converting it directly is not possible.
5345 (chrec_convert_aggressive): New function.
5346 * tree-chrec.h (chrec_convert_aggressive): Declare.
5347 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5348 Fold chrec conversions aggressively if asked to.
5349 (instantiate_parameters): Modified because of changes in
5350 instantiate_parameters_1.
5352 2005-09-19 Richard Henderson <rth@redhat.com>
5354 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5355 (reduc_splus_v2df): New.
5357 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5359 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5360 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5362 2005-09-19 Richard Henderson <rth@redhat.com>
5364 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5367 2005-09-19 Richard Henderson <rth@redhat.com>
5369 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5370 (ia64_expand_dot_prod_v8qi): New.
5371 * config/ia64/ia64-protos.h: Update.
5372 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5373 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5374 sdot_prodv8qi, sdot_prodv4hi): New.
5375 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5377 2005-09-19 Richard Henderson <rth@redhat.com>
5380 * real.c (exact_real_truncate): Return false if the format cannot
5381 represent the number as a normal.
5383 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5384 for a memory source.
5386 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5388 * tree-ssa-operands.c (swap_tree_operands): Export.
5389 * tree.h (swap_tree_operands): Declare.
5390 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5391 Call swap_tree_operands.
5393 2005-09-19 Richard Henderson <rth@redhat.com>
5395 * tree-flow.h (merge_alias_info): Declare.
5396 * tree-ssa-copy.c (merge_alias_info): Export.
5397 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5398 (vect_create_data_ref_ptr): Use create_iv directly.
5399 (vectorizable_load): Use correct types for integer constants.
5400 (vect_generate_tmps_on_preheader): Likewise.
5401 (vect_gen_niters_for_prolog_loop): Likewise.
5403 2005-09-19 Steven Bosscher <stevenb@suse.de>
5405 PR rtl-optimization/23943
5406 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5408 2005-09-18 Jan Hubicka <jh@suse.cz>
5410 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5412 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5414 * varasm.c (output_constant): Do not abort on conversions to union
5415 types between different sizes.
5417 2005-09-18 Richard Guenther <rguenther@suse.de>
5420 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5423 2005-09-18 Paul Brook <paul@codesourcery.com>
5425 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5427 2005-09-17 Richard Henderson <rth@redhat.com>
5429 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5430 * tree-ssa-loop.c (pass_vect_dce): Remove.
5431 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5434 2005-09-17 Richard Henderson <rth@redhat.com>
5436 * tree-pass.h (pass_vect_dce): Declare.
5437 * passes.c (init_optimization_passes): Add it.
5438 * tree-flow.h (tree_ssa_dce): Declare.
5439 * tree-ssa-dce.c (tree_ssa_dce): Export.
5440 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5441 (gate_tree_vectorize): ... here.
5442 (pass_vect_dce): New.
5444 2005-09-17 Jan Hubicka <jh@suse.cz>
5446 * except.c (struct eh_status): Turn region_array into vec.
5447 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5448 convert_from_eh_region_ranges, find_exception_handler_labels,
5449 current_function_has_exception_handlers, assign_filter_values,
5450 build_post_landing_pads, dw2_build_landing_pads,
5451 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5452 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5453 foreach_reachable_handler, can_throw_internal_1,
5454 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5456 (duplicate_eh_region_1): Update region_array.
5457 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5459 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5462 * expmed.c (expand_mult): Substitute simple register for op0 when
5465 2005-09-17 Richard Henderson <rth@redhat.com>
5467 * expr.c (emit_move_via_integer): Add force argument, pass it on
5468 to emit_move_change_mode. Update callers.
5469 (emit_move_complex): Pass true to new force argument.
5470 * function.c (expand_function_end): Move expand_eh_return call
5471 earlier. Merge sub-word complex values into a pseudo before
5472 copying to the return hard register.
5474 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5476 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5477 between different sizes.
5479 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5483 * passes.c (init_optimization_passes): Register dump files for
5486 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5488 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5489 * config/s390/s390.c (s390_overlap_p): New function.
5490 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5491 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5494 2005-09-16 Richard Guenther <rguenther@suse.de>
5496 * ipa-pure-const.c (static_execute): Free auxiliar information.
5497 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5498 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5500 2005-09-15 DJ Delorie <dj@redhat.com>
5502 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5504 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5506 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5508 (swap_commutative_operands_with_target): New.
5510 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5512 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5515 (estimate_iters_using_array): New function.
5516 * tree-data-ref.h (estimate_iters_using_array): Prototype
5517 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5518 Use estimate_iters_using_array instead of analyze_array.
5520 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5522 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5525 2005-09-15 Michael Matz <matz@suse.de>
5527 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5529 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5531 PR tree-optimization/23835
5532 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5533 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5535 2005-09-14 Richard Henderson <rth@redhat.com>
5537 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5538 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5540 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5542 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5543 in the ARRAY_TYPE case.
5545 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5547 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5549 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5552 * tree-vect-transform.c (vectorizable_operation): Return false for
5553 scalar shift operations and for vector shift operations with
5554 non-invariant shift arguments. Use scalar tree operand op1 as
5555 a shift operand when vector shift insn pattern uses scalar shift
5557 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5559 2005-09-14 Olivier Hainque <hainque@adacore.com>
5561 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5562 value if it has side-effects.
5564 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5567 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5569 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5571 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5572 passed as NAME as if it were label at start of function code.
5574 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5576 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5579 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5581 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5582 as early clobber. Rewrite so the PIC register is not implicitly used.
5584 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5586 * tree.c (annotate_with_file_line): Compare line numbers before
5589 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5592 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5593 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5595 2005-09-13 Ian Lance Taylor <ian@airs.com>
5597 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5598 than a HOST_WIDEST_INT to gen_doloop_begin.
5600 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5602 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5604 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5606 PR tree-optimize/23817
5607 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5609 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5612 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5613 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5614 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5615 (restore_stack_nonlocal): Likewise.
5616 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5618 2005-09-12 Ian Lance Taylor <ian@airs.com>
5621 * c.opt (ffriend-injection): New C++ option.
5622 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5623 (C++ Dialect Options): Document -ffriend-injection.
5625 2005-09-12 Josh Conner <jconner@apple.com>
5628 * ipa-reference.c (static_execute): Don't mark variables in
5629 named sections TREE_READONLY.
5631 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5633 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5636 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5638 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5639 V_MUST_DEF instead of just the first_use_p.
5640 Don't mark the virtual variables for renaming on the statement which
5642 (pass_dse): Remove TODO_update_ssa.
5644 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5647 * stor-layout.c (compute_record_mode): For records with a single
5648 field, actually check the field's mode size against the type size.
5650 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5651 registers for TARGET_SHMEDIA.
5652 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5653 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5654 of GENERAL_REGS and FP_REGS.
5656 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5658 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5660 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5662 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5663 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5664 are omitted. Exclude stack_tie insn too.
5666 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5668 PR rtl-optimization/23098
5669 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5671 * config/rs6000/rs6000.md (movdf splitter): Use
5672 const_double_operand predicate for TARGET_POWERPC64.
5673 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5674 SYMBOL_REF method to ABI_V4.
5676 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5677 replace_equiv_address.
5678 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5679 rs6000_sr_alias_set and MEM_NOTRAP.
5680 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5682 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5684 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5685 handle CALL_EXPR again.
5687 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5689 * arm/predicates.md (alignable_memory_operand): Delete.
5691 2005-09-10 Richard Henderson <rth@redhat.com>
5694 * dbxout.c (dbxout_expand_expr): New.
5695 (dbxout_symbol): Use it.
5697 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5699 * arm.c (arm_gen_rotated_half_load): Delete.
5700 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5701 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5702 (thumb_set_return_address): Likewise.
5703 (thumb_load_double_from_address): Use adjust_address.
5704 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5705 (extendhsisi2_mem, movhi_bytes): Use change_address.
5706 (movhi): Use widen_memory_access.
5707 (reload_out_df): Use replace_equiv_address.
5708 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5710 2005-09-09 Richard Henderson <rth@redhat.com>
5713 * dbxout.c: Include expr.h.
5714 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5715 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5716 * Makefile.in (dbxout.o): Add EXPR_H.
5718 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5720 PR tree-optimization/23509
5721 * tree-cfg.c (replace_uses_by): Use replace_exp.
5722 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5723 pointers have name_mem_tag or type_mem_tag set.
5725 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5727 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5728 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5729 of wrongly accessing operands.
5731 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5733 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5734 * tree-chrec.c: Include tree-scalar-evolution.h.
5735 (chrec_convert): Instantiate the base and step before calling
5736 scev_probably_wraps_p that would fail on parametric evolutions.
5737 Collect all the fails into a single section failed_to_convert,
5738 print a diagnostic, and return chrec_dont_know instead of calling
5740 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5741 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5743 (scev_const_prop): Don't replace the definition of a loop closed ssa
5744 phi node by itself, or by another loop closed ssa phi node.
5745 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5746 that base and step are defined.
5748 2005-09-09 Richard Guenther <rguenther@suse.de>
5751 * fold-const.c (fold_ternary): Check truth_value_p before
5752 calling invert_truthvalue.
5754 2005-09-09 Nick Clifton <nickc@redhat.com>
5756 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5757 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5758 dimension of these arrays.
5759 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5761 * longlong.h: Only provide a prototype for the __clz_tab[] array
5762 if this header has not been included from libgcc2.h.
5763 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5765 Provide prototypes for exported functions.
5766 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5769 2005-09-08 Josh Conner <jconner@apple.com>
5773 * expr.c (expand_expr_addr_expr_1): Don't invoke
5774 expand_simple_binop for EXPAND_INITIALIZER.
5776 2005-09-08 Richard Henderson <rth@redhat.com>
5779 * toplev.c (wrapup_global_declaration_1): Split out ...
5780 (wrapup_global_declaration_2): ... from ...
5781 (wrapup_global_declarations): ... here. Return bool.
5782 (check_global_declaration_1): Split out ...
5783 (check_global_declarations): from here.
5784 (emit_debug_global_declarations): New.
5785 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5786 check_global_declaration_1, emit_debug_global_declarations): Declare.
5787 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5788 of decls. Call wrapup_global_declaration_1,
5789 wrapup_global_declaration_2, check_global_declaration_1 directly.
5790 (c_write_global_declarations_2): New.
5792 (c_write_global_declarations): Call c_write_global_declarations_2.
5793 * langhooks.c (write_global_declarations): Call
5794 emit_debug_global_declarations.
5796 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5797 remove decls that have DECL_RTL_SET_P.
5798 * passes.c (rest_of_decl_compilation): Invoke
5799 cgraph_varpool_finalize_decl for all but functions.
5801 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5803 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5804 the result of a conversion if the new min and max cannot be compared.
5806 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5808 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5809 (override_options): Setting s390_sr_alias_set removed.
5810 (save_fpr, save_gprs): Set alias set to vararg or frame.
5811 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5812 s390_sr_alias_set with get_frame_alias_set ().
5813 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5814 get_varargs_alias_set ().
5816 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5820 * c-parser.c (c_parser_objc_method_definition): If the next
5821 token is not "{", error out and don't start the function.
5823 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5825 * tree-vrp.c (extract_range_from_expr): Move the check for non
5826 nullness after the check for gimple invariant.
5828 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5830 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5832 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5835 * config/m32r.md (movmemsi_internal): Canonicalize order of
5836 operands in PLUS component of template.
5838 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5840 * reload1.c (fixup_eh_region_note): Remove assertion.
5841 (fixup_abnormal_edges): Reverted removal of call to
5842 find_many_sub_basic_blocks made on 2005-08-31.
5844 2005-09-07 Richard Henderson <rth@redhat.com>
5846 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5847 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5848 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5849 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5850 rearrange for better packing.
5851 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5852 (lookup_cfa_1): Remove inline marker.
5853 (cfa_equal_p): Split out of ...
5854 (def_cfa_1): ... here. Use INVALID_REGNUM.
5855 (build_cfa_loc): Handle !cfa->indirect.
5856 (frame_pointer_cfa_offset): New.
5857 (dbx_reg_number): Assert register elimination performed; do
5858 leaf register remapping.
5859 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5860 (eliminate_reg_to_offset): New.
5861 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5862 for verifiably local stack frame addresses; re-base to CFA.
5863 (mem_loc_descriptor): Remove can_use_fbreg argument.
5864 (concat_loc_descriptor, loc_descriptor): Likewise.
5865 (containing_function_has_frame_base): Remove.
5866 (rtl_for_decl_location): Don't do register elimination or
5867 leaf register remapping here.
5868 (secname_for_decl): Split out from ..
5869 (add_location_or_const_value_attribute): ... here.
5870 (convert_cfa_to_loc_list): New.
5871 (compute_frame_pointer_to_cfa_displacement): New.
5872 (gen_subprogram_die): Use them.
5873 * tree.h (frame_base_decl): Remove.
5874 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5875 (prologue_stack_adjust): Remove.
5876 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5877 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5878 (set_frame_base_location): Remove.
5879 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5880 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5881 (vt_add_function_parameters): Don't eliminate_regs.
5882 (vt_initialize): Don't create frame_base_decl.
5884 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5886 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5887 version of GNU binutils for 4.x and later.
5889 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5891 * ggc-page.c (ggc_push_context): Remove.
5892 (ggc_pop_context): Likewise.
5893 * ggc.h (ggc_push_context): Remove.
5894 (ggc_pop_context): Likewise.
5896 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5899 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5900 returning from an interrupt handler.
5902 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5905 * config/arc/arc.c (output_shift): Add check for loop count when
5908 2005-09-06 Steven Bosscher <stevenb@suse.de>
5910 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5912 (abs_replacement): Likewise.
5913 (pass_phiopt): Remove TODO_update_ssa.
5915 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5918 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5919 if "return with no value, in function returning non-void" warning
5921 * tree-cfg.c (execute_warn_function_return): Don't look at
5922 RETURN_EXPRs with TREE_NO_WARNING set.
5925 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5926 for internal functions doesn't use registers used by global registers
5927 variables. Use fewer register parameters if there are global register
5930 2005-09-06 Olivier Hainque <hainque@adacore.com>
5931 Eric Botcazou <ebotcazou@adacore.com>
5934 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5935 when we would be extracting outside its bit span (bitpos+bitsize
5936 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5937 Ada unchecked conversions.
5939 2005-09-06 Steven Bosscher <stevenb@suse.de>
5941 * tree-ssa-pre.c (try_look_through_load): New function.
5942 (compute_avail): Use it to try to look through loads for some
5943 more useful expressions.
5945 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5947 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5948 condition for detecting cases like (a&a) and (a^a).
5950 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5952 * common.opt: Add option ftree-vect-loop-version.
5953 * params.def: Add --param vect-max-version-checks.
5954 * doc/invoke.texi: Document ftree-vect-loop-version and
5955 --param vect-max-version-checks.
5956 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5957 may_misalign_stmts and defines for accessors.
5958 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5959 LOOP_VINFO_MAY_MISALIGN_STMTS.
5960 (destroy_loop_vec_info): VEC_free for
5961 LOOP_VINFO_MAY_MISALIGN_STMTS.
5962 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5963 Update documentation.
5964 (vect_update_misalignment_for_peel): New.
5965 (vect_enhance_data_refs_alignment): Update to choose loop
5966 peeling or loop versioning if appropriate for the (potentially)
5967 unaligned data references in the loop.
5968 (vect_analyze_data_refs_alignment): Remove call to
5969 vect_enhance_data_refs_alignment so the checks can be done
5971 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5972 and move up call to vect_analyze_data_refs_alignment.
5973 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5974 (vect_transform_loop): Add call to loop_version.
5976 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5978 PR rtl-optimization/23098
5979 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5980 * simplify-rtx.c (constant_pool_reference_p): New function.
5981 * rtl.h (constant_pool_reference_p): New prototype.
5982 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5983 constant_pool_reference_p in condition and
5984 avoid_constant_pool_reference in preparation statements.
5986 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5988 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5989 STRICT_LOW_PART SETs.
5991 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5994 * except.c (sjlj_emit_function_enter): Find the function begin
5995 note even when it's not in first basic block.
5997 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5999 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6000 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6001 * aclocal.m4: Regenerate.
6003 2005-09-05 DJ Delorie <dj@redhat.com>
6005 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6008 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6010 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6011 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6012 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6013 Follow spelling conventions.
6014 * doc/invoke.texi: Follow spelling conventions.
6016 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6018 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6019 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6020 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6022 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6025 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6026 (output_stack_adjust): Use gen_tmp_stack_mem.
6027 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6028 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6029 (sh_get_pr_initial_val): Likewise.
6030 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6031 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6032 * sh.md (divsi_inv_m0): Use gen_const_mem.
6033 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6034 (movdf_i4+1): Use gen_tmp_stack_mem.
6035 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6036 (fpu_switch+2): Likewise.
6037 (movv4sf_i, movv16sf_i): Use adjust_address.
6038 (symGOT_load): Set MEM_NOTRAP_P bit.
6040 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6043 * pa.c (emit_move_sequence): Fix typo in last change.
6045 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6047 PR rtl-optimization/23454
6048 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6051 2005-09-03 Richard Henderson <rth@redhat.com>
6052 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6055 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6058 2005-09-02 Nicolas Pitre <nico@cam.org>
6060 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6061 to bit_count to 32 bits.
6063 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6066 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6067 generating synthetic loads from volatile lvalues.
6069 005-09-02 Nick Clifton <nickc@redhat.com>
6071 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6072 __ctzhi2, __clzhi2): New functions.
6074 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6077 * tree-nested.c (struct var_map_elt): Mark with GTY.
6078 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6080 (lookup_field_for_decl): Allocate new element in GC memory.
6081 (lookup_tramp_for_decl): Likewise.
6082 (convert_nl_goto_reference): Likewise
6083 (create_nesting_tree): Allocate info in GC memory. Likewise for
6085 (free_nesting_tree): Free with ggc_free instead of free.
6086 (root): New static variable.
6087 (lower_nested_functions): Remove root as local variable. And zero out
6088 root at the end of the function.
6090 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6092 PR rtl-optimization/20365
6093 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6094 to short. New member ix.
6095 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6096 (simplify_plus_minus): Initialize ix members before calling qsort.
6098 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6100 PR tree-optimization/23626
6101 * tree-cfg.c (replace_uses_by): Clean up eh info.
6103 2005-09-01 DJ Delorie <dj@redhat.com>
6105 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6108 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6110 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6111 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6114 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6116 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6117 do not issue warning for a variable definition following
6120 2005-09-01 Richard Henderson <rth@redhat.com>
6123 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6124 conversion to CONST_VECTOR.
6126 2005-09-01 Richard Henderson <rth@redhat.com>
6129 * reload1.c (reload_as_needed): Check !CALL_P before calling
6130 fixup_eh_region_note.
6131 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6133 2005-09-01 DJ Delorie <dj@redhat.com>
6135 * varasm.c (output_constant): Let the target resolve
6136 conversions of addresses to non-default pointer sizes.
6138 2005-09-01 Nicolas Pitre <nico@cam.org>
6140 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6141 to alow matching ARM pre-indexed addressing mode.
6142 (arm_override_options): Remove now irrelevant comment.
6144 2005-09-01 Phil Edwards <phil@codesourcery.com>
6146 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6147 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6148 * config/i386/vxworks.h: Likewise.
6149 * config/i386/t-vxworksae: New file, for VxWorks AE.
6150 * config/i386/vxworksae.h: Likewise.
6152 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6154 PR tree-optimization/23410
6155 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6156 sequence is not wrapping during the first step.
6158 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6161 * dwarf2out.c (base_type_die): Compare char_type_node with
6162 TYPE_MAIN_VARIANT (type), not type.
6164 2005-09-01 Richard Guenther <rguenther@suse.de>
6166 PR tree-optimization/15366
6167 * common.opt: Add -finline-functions-called-once.
6168 Put -fearly-inlining in alphabetically ordered place.
6169 * doc/invoke.texi: Document new option.
6170 * ipa-inline.c (cgraph_decide_inlining): Honour
6171 flag_inline_functions_called_once.
6173 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6175 PR rtl-optimization/23478
6176 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6177 (alloc_qty): Initialize it.
6178 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6179 (combine_regs): Combine also n_throwing_calls_crossed fields.
6180 (find_free_reg): Don't attempt to caller-save pseudos crossing
6181 calls that might throw.
6182 * global.c (struct allocno): Add throwing_calls_crossed field.
6183 (global_alloc): Revert 2005-08-22 change. Initialize
6184 throwing_calls_crossed.
6185 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6188 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6191 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6192 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6193 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6194 (and64_2_operand): Tweak to use predicate.
6195 (and_operand): Adjust for mask_operand changes.
6196 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6197 (print_operand): Likewise.
6198 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6199 (mask64_1or2_operand): Delete.
6200 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6201 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6202 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6203 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6204 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6205 (rotldi3_internal4): Likewise.
6206 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6207 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6208 (ashldi3_internal7): Likewise.
6209 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6210 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6211 (anddi3 split): Don't match mask64_operand.
6212 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6213 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6214 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6215 't' splitter predicate.
6216 (movdi_internal64 + 2): Revert 2005-06-11 change.
6218 2005-08-31 DJ Delorie <dj@redhat.com>
6220 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6221 (m32c_asm_integer): Add support for 32 bit pointers.
6223 2005-08-31 Richard Henderson <rth@redhat.com>
6225 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6226 component-like references for setting MEM_NOTRAP_P.
6228 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6229 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6231 2005-08-31 Richard Henderson <rth@redhat.com>
6233 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6234 into a pseudo before applying gen_lowpart.
6236 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6238 * doc/install.texi (Specific): Update cctools version required
6239 for full functionality.
6240 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6241 linkers as -macosx_version_min.
6243 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6246 * sh.c (print_operand, %R and %S): Add handling of floating point
6247 registers, memory, constants and invalid operands.
6249 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6251 * ipa-pure-const.c: Change dump name.
6253 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6256 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6257 to "reg_or_0_operand".
6258 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6260 2005-08-31 Dale Johannesen <dalej@apple.com>
6262 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6263 loops that count down.
6265 2005-08-31 Richard Henderson <rth@redhat.com>
6268 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6269 (fixup_eh_region_note): New.
6270 (reload_as_needed): Call it.
6271 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6272 don't call find_many_sub_basic_blocks; call verify_flow_info.
6273 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6274 (keep_stack_depressed): Likewise.
6275 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6277 2005-08-31 Richard Henderson <rth@redhat.com>
6279 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6282 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6284 * expr.c (expand_expr_real_1): Compare size of address
6285 mode to target's address mode size in deciding expansion of
6286 the constant address.
6288 2005-08-31 Richard Guenther <rguenther@suse.de>
6291 * expr.c (all_zeros_p): New function.
6292 (expand_expr_real_1): Handle the case of an all-zero
6293 non-addressable constructor separately.
6295 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6297 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6298 arguments, adjust all callers.
6299 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6301 2005-08-30 Richard Henderson <rth@redhat.com>
6304 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6305 whenever the mode sizes match.
6307 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6309 * calls.c (load_register_parameters): Fix comment typo.
6310 * expr.c (emit_push_insn): Comment formatting.
6312 2005-08-30 Ian Lance Taylor <ian@airs.com>
6314 * config/i386/x-cygwin (host-cygwin): Change dependency from
6315 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6317 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6319 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6322 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6325 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6326 call to ggc_collect.
6328 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6331 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6332 beginning. Remove $(INCLUDES) from all the rules, if following
6333 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6335 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6338 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6339 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6340 not constant, but maxlen is, don't set len to maxlen, rather
6341 set maxlen to len if len is a constant.
6343 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6345 PR tree-optimization/23475
6346 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6349 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6351 Fix PR middle-end/22455
6353 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6354 Checksum only the parts of the tree that exist for the tree code.
6356 2005-08-28 Dale Johannesen <dalej@apple.com>
6358 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6360 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6362 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6364 2005-08-28 Richard Henderson <rth@redhat.com>
6366 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6367 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6370 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6373 * builtins.c (get_memory_rtx): Don't strip nops
6374 in between COMPONENT_REFs.
6376 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6379 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6381 (gimplify_modify_expr): Check for zero sized types and gimplify the
6382 rhs and lhs as statements.
6384 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6387 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6388 state for return address column of signal frames.
6390 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6393 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6394 bytes >= 2 not bytes == 2.
6395 (expand_block_move): Same.
6397 2005-08-27 Richard Guenther <rguenther@suse.de>
6400 * config/i386/sse.md (sse2_movsd): Add missing closing
6403 2005-08-27 Paul Brook <paul@codesourcery.com>
6405 * genrecog.c (enum decision_type): Add DT_num_insns.
6406 (struct decision_test): Add u.num_insns.
6407 (add_to_sequence): Add DT_num_insns test.
6408 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6409 (write_cond, debug_decision_2): Ditto.
6410 (change_state): Assume peep2_next_insn never fails.
6411 Remove "afterward" argument.
6412 (write afterward, write_tree): Update to match.
6413 * recog.c (peep2_current_count): New variable.
6414 (peep2_next_insn): Check it.
6415 (peephole2_optimize): Set peep2_current_count.
6416 * recog.h (peep2_current_count): Declare.
6418 2005-08-26 Josh Conner <jconner@apple.com>
6421 * ipa-pure-const.c (check_tree): Check for volatile-ness
6422 when considering a dereference.
6424 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6426 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6428 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6430 PR rtl-optimization/23561
6431 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6432 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6433 at most LEN bytes long memory fits into the field.
6434 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6435 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6436 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6438 2005-08-26 Richard Henderson <rth@redhat.com>
6441 * loop.c (biased_biv_may_wrap_p): New.
6442 (maybe_eliminate_biv_1): Use it to suppress non-equality
6443 comparison transformations. Delete disabled code.
6445 2005-08-26 Ian Lance Taylor <ian@airs.com>
6447 * combine.c (make_extraction): Avoid reference outside object.
6449 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6451 * stor-layout.c (finalize_type_size): Restore behaviour for
6452 non-aggregate types to the status quo ante of the patch for
6453 pr 23467. Document why it matters.
6455 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6458 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6459 array by one element, initialize the BT_LAST element with NULL.
6461 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6463 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6464 optimizing for size.
6466 (compare_plus_eqsi): Same.
6467 (plus_eqsi_compare): Same.
6468 (neg_eq0<mode>): Same.
6469 (neg_eq<mode>): Same.
6471 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6474 2005-08-26 Nick Clifton <nickc@redhat.com>
6476 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6477 TARGET_EP is not defined.
6478 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6479 TARGET_EP is enabled.
6480 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6481 * config/v850/v850.md (save_all_interrupt): Only use the EP
6482 register if TARGET_EP is defined.
6483 (restore_all_interrupt): Likewise.
6484 * config/v850/lib1funcs.asm: Update functions so that the EP
6485 register is only used if __EP__ is defined.
6487 2005-08-26 David Ung <davidu@mips.com>
6489 * config/mips/mips.c (mips_expand_prologue): Handle case when
6490 generating for MIPS16 and the outgoing argument area is more than
6491 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6494 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6496 * config/crx/crx.md: Make doloop_end pattern usage controllable
6497 via mloop-nesting=<max-nesting> command line switch. Make sure
6498 the combiner cannot use doloop_end_<mode> in an illegal way.
6499 * config/crx/crx.c: Use regs up to r6 for argument passing.
6500 Refine crx_address_cost (non cst4 displacements are expensive).
6501 * config/crx/crx.opt: Add switch for mloop-nesting=.
6503 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6505 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6506 (UNSPEC_MVST): New constant.
6508 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6510 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6511 Reject operands containing eliminable registers.
6512 * testsuite/gcc.dg/20050825-1.c: New testcase.
6514 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6515 Jan Hubicka <jh@suse.cz>
6517 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6519 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6521 PR tree-optimization/23546
6522 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6525 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6527 * params.def (PARAM_MIN_SPEC_PROB): New.
6528 * sched-rgn.c (MIN_PROBABILITY): Delete.
6529 (compute_trg_info): Convert to PARAM_VALUE.
6530 * doc/invoke.texi (param): Document min-spec-prob.
6532 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6534 * config/darwin.h: define __PIC__
6535 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6536 TARGET_OS_CPP_BUILTINS macro.
6538 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6540 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6543 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6545 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6547 * cfghooks.c (duplicate_block): Added position where to place
6548 new block as argument.
6549 * cfghooks.h (duplicate_block): Declaration changed.
6550 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6552 * cfglayout.h (copy_bbs): Declaration changed.
6553 * cfgloop.h (loop_version): Declaration changed.
6554 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6555 position to copy_bbs.
6556 (loop_version): Pass position to duplicate_loop_to_header_edge.
6557 Add place_after argument and position new blocks according to
6559 * modulo-sched.c (sms_schedule): Pass place_after argument
6561 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6562 * tree-cfg.c (split_edge_bb_loc): New function.
6563 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6564 to determine position of new blocks.
6565 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6567 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6568 argument to duplicate_block.
6569 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6570 Pass position to copy_bbs.
6572 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6574 * fold-const.c (ptr_difference_const): Use
6575 cst_and_fits_in_hwi instead of host_integerp.
6577 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6579 * config/darwin.c (gen_pic_offset): New.
6580 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6583 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6585 PR tree-optimization/23486
6586 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6588 2005-08-23 Phil Edwards <phil@codesourcery.com>
6590 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6591 remove use_collect2.
6592 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6594 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6595 configuration files to override the default value.
6597 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6598 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6599 * config/vx-common.h: New file, split out from...
6600 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6601 * config/vxworksae.h: New file, for VxWorks AE.
6602 * config/vxworks.opt: New file.
6603 * config/vxlib.c: Update for VxWorks 6.
6605 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6606 other MULTILIB_* variables appropriately.
6607 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6608 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6609 * config/rs6000/vxworks.h: Update for VxWorks 6.
6610 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6612 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6615 * config/darwin.c (machopic_select_section): Remove the hack to
6616 mark "::operator new" and "::operator delete" for coalescing
6617 even though they are not weak.
6619 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6621 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6622 * configure: Regenerate.
6624 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6627 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6629 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6630 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6633 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6635 * config/rs6000/predicates.md (equality_operator): New.
6636 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6637 comparison with a large constant.
6639 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6641 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6643 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6645 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6646 registers is even, and we have a hardware double precision fp,
6648 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6649 size of current argument when checking if argument was passed in
6652 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6655 * stor-layout.c (finalize_type_size): Dont override
6656 existing alignment with a smaller alignment from the mode.
6658 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6660 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6661 * lambda.h (lambda_vector_lexico_pos): ... here.
6662 * tree-data-ref.c (build_classic_dist_vector): Return false when
6663 the distance vector is lexicographically negative.
6665 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6667 PR tree-optimization/23511
6668 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6669 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6671 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6673 PR tree-optimization/22043
6674 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6675 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6676 If ALLOW_FLEXARR, handle types ending with flexible array member.
6677 Pass false as second argument to recursive count_type_elements calls.
6678 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6679 argument to count_type_elements call.
6680 * tree-sra.c (decide_block_copy): Likewise.
6681 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6682 for a constant-sized object, set cleared as well. Pass true as
6683 second argument to count_type_elements call.
6685 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6688 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6689 from legitimate_small_data_p, and make global. Update use.
6690 Remove forward declaration.
6691 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6693 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6695 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6697 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6698 of scratch intermediates.
6699 (eq<mode>_compare): Same.
6700 (neg_eq0<mode>): New.
6701 (neg_eq<mode>): Convert to define_insn_and_split.
6703 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6706 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6707 stdarg functions, set/clear the fp marker even when no variable
6709 * config/rs6000/sysv4.opt (mprototype): Describe.
6711 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6713 PR rtl-optimization/23478
6714 * regs.h (reg_info): Add throw_calls_crossed.
6715 (REG_N_THROWING_CALLS_CROSSED): Define.
6716 * flow.c (allocate_reg_life_data): Initialize
6717 REG_N_THROWING_CALLS_CROSSED.
6718 (propagate_one_insn, attempt_auto_inc): Update
6719 REG_N_THROWING_CALLS_CROSSED.
6720 * global.c (global_alloc): Don't allocate pseudos across
6721 calls that may throw.
6723 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6726 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6727 value is inbetween the range if we did not find an exact match.
6729 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6731 * doc/invoke.texi (Option Summary): Add ms1 options.
6732 * doc/extend.texi: Document interrupt handler attribute for ms1.
6733 * doc/md.texi: Document ms1 constraints.
6734 * config.gcc: Add ms1-*-elf.
6735 * config/ms1/ms1.h: New.
6736 * config/ms1/ms1.c: New.
6737 * config/ms1/ms1.md: New.
6738 * config/ms1/ms1-protos.h: New.
6739 * config/ms1/ABI.txt: New.
6740 * config/ms1/crti.asm: New.
6741 * config/ms1/crtn.asm: New.
6742 * config/ms1/lib2extra-funcs.c: New.
6743 * config/ms1/t-ms1: New.
6744 * config/ms1/ms1.opt: New.
6746 2005-08-22 Ira Rosen <irar@il.ibm.com>
6748 * config/rs6000/altivec.md (xorv4sf3): New.
6749 (negv4sf2, neg<mode>2): Likewise.
6751 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6754 * config/ia64/ia64.md (divsi3): Check divide by zero.
6755 (udivsi3): Likewise.
6757 (udivdi3): Likewise.
6759 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6761 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6762 up to elem_bitsize bits, not max_bitsize.
6764 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6766 PR tree-optimization/23433
6767 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6768 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6770 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6772 PR tree-optimization/23434
6773 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6774 the iteration bound is not an INTEGER_CST.
6776 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6778 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6779 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6780 NULL if need_epilog_adjust is false.
6781 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6782 Case 3 always peels first itration, not just for PLUS case, and no need
6783 to use scalar_initial_def here. Create an epilog adjustment only if
6784 scalar_initial_def is not NULL.
6786 (vectorizable_reduction): Remove assert.
6788 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6791 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6792 (__moddi3): Likewise.
6793 (__udivdi3): Likewise.
6794 (__umoddi3): Likewise.
6795 (__divsi3): Likewise.
6796 (__modsi3): Likewise.
6797 (__udivsi3): Likewise.
6798 (__umodsi3): Likewise.
6800 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6802 * tree-pass.h (TDF_GRAPH): Define.
6803 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6804 * passes.c (finish_optimization_passes): Only call
6805 finish_graph_dump_file if TDF_GRAPH is set.
6806 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6807 NULL. Set TDF_GRAPH bit.
6808 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6810 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6812 * arm.h (arm_stack_offsets): Add locals_base field.
6813 * arm.c (arm_get_frame_offsets): Compute it.
6814 (thumb_compute_initial_elimination offset): Make the Thumb frame
6815 pointer point to the base of the local variables.
6816 (thumb_expand_prologue): Update accordingly.
6817 (thumb_expand_epilogue): Likewise.
6819 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6820 mode of clobbered scratch to DImode. Handle a case that's known to
6823 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6825 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6826 (gt0<mode>_compare): Delete.
6827 (neg_gt0<mode>): Delete.
6829 2005-08-19 Eric Christopher <echristo@apple.com>
6831 * optabs.h: Change CTI_ to COI_.
6834 2005-08-19 James E Wilson <wilson@specifix.com>
6836 * builtins.c (expand_builtin_return_addr): Set
6837 current_function_accesses_prior_frames when count != 0. Use
6838 frame_pointer_rtx when count == 0.
6839 * function.h (struct function): Add accesses_prior_frames field.
6840 (current_function_accesses_prior_frames): Define.
6841 * reload1.c (init_elim_table): Check
6842 current_function_accesses_prior_frames.
6843 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6845 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6847 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6848 indicator. Return true if the flowgraph changed during
6851 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6854 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6855 conditional expression before testing its value.
6857 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6859 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6861 2005-08-19 Devang Patel <dpatel@apple.com>
6863 PR tree-optimization/23048
6864 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6865 third parameter. Check whether latch is dominated by exit
6867 (if_convertible_loop_p): Supply exit block itself to
6868 if_convertible_bb_p.
6870 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6873 * arm.md (arm_load_pic_register): Change argument to the mask of
6874 saved registers. Call thumb_find_work_register if we need a
6875 scratch register on Thumb.
6876 (arm_expand_prologue): Pass empty register set to
6877 arm_load_pic_register.
6878 (thumb_expand_prologue): Pass live_regs_mask directly to
6879 arm_load_pic_register.
6880 * arm-protos.h (arm_load_pic_register): Update prototype.
6882 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6884 * sh.c (find_sole_member): New function.
6885 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6886 if the record's alignment is larger than the size of its only member.
6888 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6891 * arm.c (thumb_legitimize_reload_address): New function.
6892 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6893 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6895 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6897 * config/crx/crx.c: Implement crx_decompose_address. Reject
6898 symbolic displacements since CRX register relative adressing
6899 mode can't handle unsigned 32-bit values as displacements.
6900 * config/crx/crx.h: Simplify definitions, remove redundant
6901 parenthesis and obsolete macros.
6902 * config/crx/crx.opt: Add new switch for debugging addresses.
6903 * config/crx/crx-protos.h: Add new declarations for above.
6905 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6908 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6911 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6913 * collect2.c (dup2): Delete.
6914 * configure.ac: Don't check for dup2.
6916 * config.in, configure: Regenerate.
6918 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6920 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6921 record with the type of its only member.
6923 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6925 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6926 define_insn_and_split.
6927 (plus_ltu<mode>_compare): Same.
6928 (gtu<mode>_compare): Same.
6929 (plus_gtu<mode>_compare): Same.
6931 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6933 PR tree-optimization/22228
6934 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6936 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6937 are recorded in vect_vnames_to_rename for renaming.
6938 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6939 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6940 in vect_vnames_to_rename.
6941 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6942 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6944 2005-08-18 Jan Hubicka <jh@suse.cz>
6947 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6948 info only for local statics, not for member variables.
6950 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6952 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6954 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6956 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6958 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6961 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6963 2005-08-17 James E Wilson <wilson@specifix.com>
6965 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6968 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6970 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6971 (leu<mode>_compare): Same.
6972 (plus_leu<mode>): Same.
6973 (neg_leu<mode>): Same.
6974 (and_neg_leu<mode): Same.
6975 (ltu<mode>_compare): Same.
6976 (plus_ltu<mode>): Same.
6978 (geu<mode>_compare): Same.
6979 (plus_geu<mode>): Same.
6980 (neg_geu<mode>): Same.
6981 (and_neg_geu<mode>): Same.
6982 (plus_gt<mode>): Same.
6983 (gtu<mode>_compare): Same.
6984 (plus_gtu<mode>): Same.
6986 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6988 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6989 Move call_table_data to end. Delete spurious .text.
6990 (callt_save_all_interrupt): Fix comment typo.
6992 2005-08-17 James E Wilson <wilson@specifix.com>
6993 Kevin Winchester <winchester@amirix.com>
6996 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6998 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7001 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7002 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7004 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7006 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7007 record with the type of its only member if the modes don't match.
7009 * varasm.c (decode_reg_name): Skip empty additional register names.
7011 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7013 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7014 lsm_tmp_name_length): New.
7015 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7016 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7018 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7019 Andreas Krebbel <krebbel1@de.ibm.com>
7021 * config.gcc: Added z9-109 switch.
7022 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7023 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7024 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7025 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7026 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7027 for "z9_109" cpu attribute.
7028 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7029 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7030 (s390_handle_arch_option): Added z9-109 switch.
7031 (override_options): Set respective cost function for z9-109.
7032 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7033 (legitimate_reload_constant_p): Accept extended immediates.
7034 (print_operand): Three new output modifiers added: k, m and o.
7035 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7036 (s390_output_mi_thunk): Use extended immediate when possible.
7037 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7038 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7039 (CONSTRAINT_LEN): Added length of O constraint.
7040 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7041 * config/s390/s390.md ("cpu"): New value z9_109 added.
7042 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7043 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7044 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7045 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7046 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7047 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7048 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7049 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7050 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7051 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7052 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7053 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7054 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7055 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7056 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7058 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7059 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7060 insns for TARGET_EXTIMM.
7062 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7064 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7066 2005-08-17 Nick Clifton <nickc@redhat.com>
7068 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7069 Call default_encode_section_info.
7071 2005-08-17 Steven Bosscher <stevenb@suse.de>
7073 PR tree-optimization/21574
7074 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7075 constant, return CONSTANT.
7076 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7077 (ccp_fold, visit_assignment): Likewise.
7078 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7080 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7082 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7083 fold_buildN instead of buildN then fold_initializer or fold.
7084 (build_unary_op): Likewise.
7085 (build_binary_op): Likewise.
7086 * fold-const.c (fold_initializer): Remove.
7087 (fold_build1_initializer): New function.
7088 (fold_build2_initializer): New function.
7089 (fold_build3_initializer): New function.
7090 * tree.h (fold_initializer): Remove.
7091 (fold_build1_initializer): New function.
7092 (fold_build2_initializer): New function.
7093 (fold_build3_initializer): New function.
7095 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7097 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7098 (try_move_mult_to_index): Call fold_build2 instead of build2.
7099 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7100 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7101 fold_binary_to_constant.
7102 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7104 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7105 check if A == gcd (A, B). Remove TYPE argument.
7106 (analyze_offset) Use fold_build2 instead of fold (build.
7107 (create_data_ref): Likewise.
7108 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7109 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7112 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7114 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7115 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7117 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7120 * gimplify.c (zero_sized_type): New function.
7121 (gimplify_modify_expr_rhs): If we have a zero sized type,
7122 replace the statement with an empty statement.
7124 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7126 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7129 2005-08-16 Ian Lance Taylor <ian@airs.com>
7131 * doc/tm.texi (Label Output): Correct typo.
7133 2005-08-16 Steven Bosscher <stevenb@suse.de>
7136 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7137 force_operand will work later on using have_insn_for.
7139 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7141 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7143 2005-08-16 Ian Lance Taylor <ian@airs.com>
7146 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7147 vector type, don't try to construct it element by element. Add an
7148 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7150 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7152 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7154 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7156 * doc/invoke.texi (Precompiled Headers): Document some more options
7157 which are known to be safe.
7159 2005-08-16 James E Wilson <wilson@specifix.com>
7161 PR tree-optimization/21105
7162 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7163 TREE_OVERFLOW check.
7165 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7167 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7168 (neg_ltu<mode>): Same.
7170 (neg_gtu<mode>): Same.
7172 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7174 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7175 (fold_builtin_isdigit): Use fold_buildN.
7176 (build_function_call_expr): Likewise.
7177 * c-typeck.c (c_finish_loop): Likewise.
7179 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7180 Richard Shann <rshann@superh.com>
7182 PR middle-end/20396:
7183 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7185 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7187 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7189 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7192 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7193 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7196 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7199 * fold-const.c (build_range_check): Disable optimization for function
7200 pointer expressions on targets that require function pointer
7203 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7205 * simplify-rtx.c (simplify_const_relational_operation): When
7206 extracting arguments of a COMPARE, recompute the mode as well.
7208 2005-08-15 Ian Lance Taylor <ian@airs.com>
7210 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7212 2005-08-15 DJ Delorie <dj@redhat.com>
7214 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7216 (movsi_splittable): Allow, but split, moves to the stack.
7217 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7220 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7222 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7223 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7224 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7226 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7227 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7228 Delete HOST_PTR_PRINTF.
7230 * configure, config.in: Regenerate.
7232 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7234 * config/rs6000/rs6000.md (QHSI): New mode macro.
7235 (wd): Extend mode attr for QImode and HImode
7236 (dbits): New mode attr.
7237 (zero_extend<mode>di2): Convert to mode macro.
7239 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7242 * doc/invoke.texi (-mgnu-ld): Update description.
7245 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7248 * Makefile.in (tree-chrec.o): Depends on real.h.
7249 * tree-chrec.c: Include real.h.
7250 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7251 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7252 * tree-scalar-evolution.c (add_to_evolution_1,
7253 interpret_rhs_modify_expr): Ditto.
7255 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7258 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7259 step is negative compute the estimation from init downwards to zero.
7261 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7263 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7265 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7267 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7269 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7270 Accept double-word constants that can be split.
7271 * config/s390/s390.md ("movti"): Use 'P' constraint.
7272 ("*movdi_31", "*movdf_31"): Likewise.
7274 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7276 Fix PR tree-optimization/22615
7278 * tree-ssa-structalias.c (solution_set_add): Handle
7279 first_vi_for_offset returning NULL.
7280 (do_da_constraint): Ditto.
7281 (do_sd_constraint): Ditto.
7282 (do_ds_constraint): Ditto
7283 (find_func_aliases): Ditto.
7284 (build_constraint_graph): RHS is allowed be ANYTHING.
7285 (first_vi_for_offset): Return NULL if we couldn't find anything at
7288 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7290 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7291 over memory as first operand.
7293 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7296 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7297 available for setting it.
7299 2005-08-14 Ira Rosen <irar@il.ibm.com>
7301 PR tree-optimization/23320
7302 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7303 data-refs' types instead of base object nullness. Add check for
7304 pointer type data-refs before first location comparison. Remove
7307 2005-08-14 Andreas Schwab <schwab@suse.de>
7309 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7311 2005-08-13 James E Wilson <wilson@specifix.com>
7313 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7314 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7315 -fstack-protector-all, --param ssp-buffer-size): Document.
7316 (-Wvariadic-macros): Alphabetize.
7317 (-fsched-stalled-insns-dep): Add missing 'f'.
7319 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7322 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7324 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7325 or indirect address operand.
7326 (EXTRA_ADDRESS_CONSTRAINT): New.
7327 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7329 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7331 PR tree-optimization/22236
7332 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7333 successors and predecessors.
7334 * tree-chrec.c (chrec_convert): Before converting, check that
7335 sequences don't wrap.
7336 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7337 (analyze_array): Extern.
7338 (find_data_references_in_loop): Remove call to
7339 compute_estimated_nb_iterations.
7340 * tree-data-ref.h (analyze_array): Declared.
7341 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7342 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7343 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7344 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7346 * tree-ssa-loop-ivcanon.c: Fix documentation.
7347 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7348 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7349 (infer_loop_bounds_from_undefined): New.
7350 (estimate_numbers_of_iterations_loop): Use
7351 infer_loop_bounds_from_undefined.
7352 (used_in_pointer_arithmetic_p): New.
7353 (scev_probably_wraps_p): Pass an extra parameter. Call
7354 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7355 (convert_step): Fix documentation.
7356 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7357 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7358 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7359 scev_probably_wraps_p.
7361 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7363 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7364 (s390_register_info): Ignore clobbered_regs information for fixed
7365 registers, and only fixed registers.
7366 (s390_init_frame_layout): Remove redundant call.
7368 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7370 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7371 description of -Wold-style-casts.
7373 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7374 Jakub Jelinek <jakub@redhat.com>
7376 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7377 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7378 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7379 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7380 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7381 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7382 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7383 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7384 ("stack_protect_set", "stack_protect_test"): New expanders.
7385 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7386 "stack_protect_testdi"): New insn definitions.
7388 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7390 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7392 2005-08-12 Paul Brook <paul@codesourcery.com>
7394 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7396 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7398 * config/s390/predicates.md (setmem_operand): New predicate.
7399 (shift_count_operand): Accept ANDs with special constants as
7401 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7402 with special constants.
7403 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7404 shift_count_operand with setmem_operand.
7406 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7408 * config/s390/s390.c (s390_extract_part, s390_single_part):
7410 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7411 (s390_output_mi_thunk): Don't use lg on 31 bit.
7412 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7413 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7415 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7417 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7418 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7419 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7420 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7421 with one of the new macros.
7423 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7425 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7426 Don't set save_return_addr_p.
7427 (s390_register_info): Make clobbered_regs not depending on
7430 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7432 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7433 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7435 2005-08-11 James E. Wilson <wilson@specifix.com>
7437 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7439 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7441 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7442 locations gathered by var-tracking in single entry loc_list
7443 over loc_descriptor_from_tree.
7445 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7446 pass it down to loc_descriptor.
7447 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7448 (containing_function_has_frame_base): Move earlier in the file.
7449 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7450 instead of always assuming fbreg can't be used.
7452 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7454 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7455 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7456 Accept address wrapped in AND for Altivec.
7457 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7458 Strip AND wrapping offset address for Altivec.
7460 2005-08-11 Richard Henderson <rth@redhat.com>
7463 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7464 before using TYPE_IS_SIZETYPE.
7466 2005-08-11 Richard Henderson <rth@redhat.com>
7469 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7470 insn types not present on ev4.
7471 (alphaev5_insn_pipe): Similarly.
7473 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7476 * arm.c (arm_override_options): If the user has selected callee-super-
7477 interworking, then enable normal interworking.
7479 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7481 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7484 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7486 * doc/rtl.texi: Fix two typos.
7488 2005-08-11 Richard Guenther <rguenther@suse.de>
7491 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7492 cases where we call to/from functions returning void.
7494 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7497 * tree.c (build_pointer_type_for_mode): Robustify.
7499 2005-08-10 James E Wilson <wilson@specifix.com>
7501 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7502 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7504 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7507 2005-08-10 Eric Christopher <echristo@apple.com>
7509 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7510 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7513 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7516 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7517 for the high part when generating dynamic-no-pic code.
7519 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7521 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7522 (x86_64-*-linux*): Likewise.
7524 * config/i386/crtfastmath.c: New file.
7525 * config/i386/t-crtfm: Likewise.
7527 * config/i386/linux.h (ENDFILE_SPEC): New.
7528 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7530 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7533 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7535 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7536 (vec_shl, vec_shr): Document new operations.
7537 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7539 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7541 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7542 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7543 change predicate to indexed_or_indirect_address.
7545 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7547 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7548 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7549 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7550 and __aeabi_uwrite8.
7551 * config/arm/unaligned-funcs.c: New file.
7552 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7554 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7556 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7558 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7559 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7561 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7562 * final.c (pass_shorten_branches): Add dump.
7563 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7564 (pass_life): Rename dump.
7565 (rest_of_handle_flow2): Remove initial verify_flow_info.
7566 * function.c (pass_instantiate_virtual_regs): Add dump.
7567 * integrate.c (pass_initial_value_sets): Add dump.
7568 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7569 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7570 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7571 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7572 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7573 gate_rtl_unrool_and_peel_loops): New.
7574 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7575 rtl_doloop): Do not look at flags.
7576 * mode-switching.c (pass_mode_switching): Add dump.
7577 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7578 pass_split_before_regstack): Add dump.
7579 * regmove.c (pass_stack_adjustments): Add dump.
7580 * tree-optimize.c (pass_fixup_cfg): Add dump.
7582 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7585 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7586 deciding which instruction sequence to use.
7588 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7590 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7591 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7593 2005-08-09 Richard Guenther <rguenther@suse.de>
7595 * c-common.c (builtin_function_2): Remove.
7596 (def_builtin_1): New function.
7597 (c_common_nodes_and_builtins): Use def_builtin_1 to
7598 build builtin functions.
7600 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7602 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7603 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7604 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7607 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7609 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7610 fold_binary instead of fold_build2 since we don't care about the
7612 (loop_niter_by_eval): Likewise.
7613 (compare_trees): Likewise.
7614 (proved_non_wrapping_p): Likewise.
7616 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7620 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7621 if the if is really empty.
7623 2005-08-09 Steven Bosscher <stevenb@suse.de>
7625 PR tree-optimization/23234
7626 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7627 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7628 argument of the new enum.
7629 (execute_cse_reciprocals): Add reciprocals for function arguments
7630 on the unique successor edge of the entry block. Update other calls
7631 to execute_cse_reciprocals_1.
7633 2005-08-08 Richard Henderson <rth@redhat.com>
7636 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7638 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7640 * expr.c (write_complex_part): Return after handling MEM.
7642 2005-08-08 Josh Conner <jconner@apple.com>
7644 PR rtl-optimization/23241
7645 * combine.c (simplify_comparison): Fix error in determining
7646 whether to lift a subreg from comparison.
7648 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7651 * config/rs6000/altivec.md (vec_init<mode>): New.
7652 (vec_set<mode>): New.
7653 (vec_extract<mode>): New.
7654 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7655 (rs6000_expand_vector_set): New.
7656 (rs6000_expand_vector_extract): New.
7657 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7658 for Altivec modes before reload.
7659 (altivec_expand_vec_init_builtin): New.
7660 (get_element_number): New.
7661 (altivec_expand_vec_set_builtin): New.
7662 (altivec_expand_vec_ext_builtin): New.
7663 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7665 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7667 * config/rs6000/rs6000.h (rs6000_builtins): Add
7668 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7669 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7670 * config/rs6000/rs6000-protos.h: Declare new functions.
7672 2005-08-08 Jan Hubicka <jh@suse.cz>
7674 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7675 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7676 * i386.md (movdi*): Use pic_32bit_operand.
7677 * predicates.md (pic_32bit_operand): New.
7679 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7682 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7684 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7686 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7687 (test_for_singularity): Use fold_build2.
7689 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7691 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7693 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7695 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7696 (COMMON_ASM_OP) Define.
7697 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7698 (ix86_encode_section_info): Likewise.
7699 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7700 SUBTARGET_ENCODE_SECTION_INFO.
7702 2005-08-06 Richard Henderson <rth@redhat.com>
7705 * tree-nested.c (convert_local_reference): Save and restore val_only
7706 around component_ref and friends. Clear walk_subtrees by default.
7708 2005-08-06 Peter O'Gorman <peter@pogma.com>
7711 * gcc.c (process_command): Check the argument to -b has a dash.
7712 * doc/invoke.texi: Update -b and -V docs.
7714 2005-08-06 James E Wilson <wilson@specifix.com>
7716 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7718 2005-08-06 Michael Matz <matz@suse.de>
7720 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7721 member only if only one insn is associated with the value.
7723 2005-08-06 Nick Clifton <nickc@redhat.com>
7725 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7727 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7728 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7729 Check symbol flags instead of symbol name mangling.
7730 (xstormy16_asm_output_aligned_common): Likewise. Also
7731 simplify code since the bss100_section cass is the only case
7732 where the below100 code will be triggered.
7733 (xstormy16_encode_section_info): Encode below100 attribute
7734 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7736 (xstormy16_strip_name_encoding): Delete - this function is no
7738 (TARGET_STRIP_NAME_ENCODING): Undefine.
7739 * config/stormy16/stormy16-protos.h: Delete prototype for
7740 xstormy16_strip_name_encoding.
7742 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7744 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7745 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7746 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7747 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7748 config/alpha/predicates.md, config/arc/arc.h,
7749 config/arm/arm.h, config/arm/ieee754-df.S,
7750 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7751 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7752 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7753 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7754 config/m68hc11/m68hc11.h, config/mips/mips.c,
7755 config/mips/mips.h, config/mips/openbsd.h,
7756 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7757 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7758 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7759 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7760 config/sparc/linux.h, config/sparc/linux64.h,
7761 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7762 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7763 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7764 typos. Follow spelling conventions.
7766 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7769 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7770 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7771 specially. Check for side effects only for COND_EXPR.
7772 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7773 return with TREE_NO_WARNING.
7775 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7777 PR rtl-optimization/23233
7778 * loop.c (combine_movables): Require the modes to be the same.
7779 (move_movables): Remove handling of cases where the replacement
7780 had a different mode to the original.
7782 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7784 PR tree-optimization/23128
7785 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7786 subtraction wrap, and set TREE_OVERFLOW if they do.
7788 2005-08-05 Richard Henderson <rth@redhat.com>
7791 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7792 FORCED_LABEL labels.
7794 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7797 * reload.c (find_reloads_subreg_address): Pass down TYPE
7798 unchanged. Change all callers except find_reloads_toplev.
7800 2005-08-05 Michael Matz <matz@suse.de>
7802 * genattrtab.c (current_alternative_string): Remove.
7803 (SIMPLIFY_ALTERNATIVE): Ditto.
7804 (attr_alt_bit_p): Ditto.
7805 (alternative_name): Make const char *.
7806 (evaluate_eq_attr): Remove use of above things.
7807 (simplify_test_exp): Ditto.
7808 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7809 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7811 2005-08-04 James E Wilson <wilson@specifix.com>
7813 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7814 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7815 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7816 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7817 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7819 2005-08-04 Richard Henderson <rth@redhat.com>
7822 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7823 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7824 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7825 if we'd have to instantiate too many members.
7827 2005-08-04 Richard Henderson <rth@redhat.com>
7830 * tree-outof-ssa.c (coalesce_asm_operands): New.
7831 (coalesce_ssa_name): Use it. Split out ...
7832 (coalesce_phi_operands, coalesce_result_decls): ... these.
7834 2005-08-04 Paul Brook <paul@codesourcery.com>
7836 * read-rtl.c (read_quoted_string): Break if EOF.
7838 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7840 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7841 (fold_build2): Likewise.
7842 (fold_build3): Likewise.
7843 (fold_build1_stat): New function prototype.
7844 (fold_build2_stat): Likewise.
7845 (fold_build3_stat): Likewise.
7846 * fold-const.c (fold_build1): Rename to ..
7847 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7848 through to build1_stat.
7849 (fold_build2): Rename to ..
7850 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7851 through to build2_stat.
7852 (fold_build3): Rename to ..
7853 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7854 through to build3_stat.
7856 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7857 Ian Lance Taylor <ian@airs.com>
7859 * function.c (assign_stack_local_1): Do not correct stack slot
7860 address if allocation size is smaller than mode size.
7862 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7865 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7866 (tree_merge_blocks): Propagate anything allowed by
7868 Clarify documentation.
7869 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7870 SSA form, schedule an update if necessary.
7872 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7874 * doc/install.texi (Binaries): Remove broken link to
7875 Sinix/Reliant Unix binaries.
7877 2005-08-03 Richard Henderson <rth@redhat.com>
7880 * function.c (stack_protect_epilogue): Export.
7881 * tree.h (stack_protect_epilogue): Declare.
7882 * calls.c (expand_call): Call it.
7884 2005-08-03 Eric Christopher <echristo@apple.com>
7886 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7887 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7890 2005-08-04 Jan Hubicka <jh@suse.cz>
7892 * profile.c (branch_prob): Split edges with goto locus on them
7893 to get proper line counts.
7894 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7896 2005-08-03 Paul Brook <paul@codesourcery.com>
7898 * function.c (assign_parms): Round current_function_args_size
7899 to PARM_BOUNDARY, not STACK_BOUNDARY.
7901 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7903 * config/i386/i386.c (x86_elf_aligned_common)
7904 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7906 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7908 PR tree-optimization/23157
7909 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7910 before emitting them.
7912 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7914 PR tree-optimization/19899
7915 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7916 * tree-scalar-evolution.c: Include real.h.
7917 (add_to_evolution): Build constant -1 of correct type.
7919 2005-08-03 Jan Hubicka <jh@suse.cz>
7921 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7922 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7923 profile updating for complette unrolling.
7924 * loop-unroll.c (peel_loop_completely): Use it.
7925 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7926 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7929 2005-08-03 Paul Brook <paul@codesourcery.com>
7931 * combine.c (can_change_dest_mode): New function.
7932 (try_combine, simplify_set): Use it.
7934 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7936 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7939 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7941 * doc/install.texi (Specific): Adjust link to openavr.org.
7942 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7943 (Binaries): Adjust HP-UX Porting Center link.
7944 (Binaries): Adjust Free Software Foundation ordering link.
7946 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7948 * convert.c (convert_to_integer): Use fold_build1 instead of
7949 build1 when converting an integer to an integer.
7951 2005-08-02 Richard Henderson <rth@redhat.com>
7953 * combine.c (combine_instructions): Don't use reg_equal/equiv
7954 results if the mode doesn't match.
7956 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7958 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7959 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7961 2005-08-02 Richard Henderson <rth@redhat.com>
7964 * explow.c (memory_address): Remove special-case for
7965 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7967 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7970 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7971 number of calls to cleanup_tree_cfg_1.
7973 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7975 * doc/invoke.texi: document file extensions .F90 and .F95
7977 2005-08-02 Richard Guenther <rguenther@suse.de>
7979 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7980 positive if its first argument is positive.
7982 2005-08-02 Richard Guenther <rguenther@suse.de>
7984 PR tree-optimization/23177
7985 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7988 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7990 PR tree-optimization/23129
7991 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7992 varying for divisions with anti-ranges.
7994 2005-08-02 Jan Hubicka <jh@suse.cz>
7996 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7997 * tree-ssa-threadupdate.c (thread_block): Add it here.
7999 2005-08-01 James E Wilson <wilson@specifix.com>
8001 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8002 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8003 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8005 * config/mips/predicates.md (const_call_insn_operand): Add check for
8006 SYMBOL_REF_LONG_CALL_P.
8007 * doc/extend.texi (long_call): Document the new attribute.
8009 2005-08-01 Ian Lance Taylor <ian@airs.com>
8010 Richard Henderson <rth@redhat.com>
8012 * Makefile.in (RTL_BASE_H): Add real.h.
8013 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8015 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8017 * rtl.c (rtl_check_failed_code_mode): New.
8018 * rtl.h (struct rtx_def): Add u.rv.
8019 (XCMWINT, XCNMPRV): New.
8020 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8021 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8023 2005-08-01 Richard Henderson <rth@redhat.com>
8025 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8026 with auto-inc codes.
8028 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8030 2005-08-01 Jan Hubicka <jh@suse.cz>
8032 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8033 * i386.c: Include dwarf2.h
8034 (asm_preferred_eh_data_format): New.
8035 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8037 2005-08-01 Ian Lance Taylor <ian@airs.com>
8039 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8040 randomize_va_space for virtual address randomization control.
8042 2005-08-01 Steven Bosscher <stevenb@suse.de>
8044 * common.opt (flag_ipa_cp): Put in right place to maintain
8047 2005-08-01 Jan Hubicka <jh@suse.cz>
8049 * profile.c (compute_value_histograms): Fix thinko.
8050 * value-prof.c: Include toplev.h
8051 (check_counter): New function.
8052 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8053 tree_mod_subtract_transform): Add sanity check.
8055 2005-08-01 Richard Guenther <rguenther@suse.de>
8057 PR tree-optimization/23133
8058 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8059 current functions parameter decls to find defs to cse
8062 2005-08-01 Richard Guenther <rguenther@suse.de>
8064 PR tree-optimization/23109
8065 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8066 If trapping math is in effect, use post-dominator information
8067 to check if we'd in any case reach a trapping point before
8068 doing the reciprocal insertion.
8069 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8070 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8071 expressions are invariant only if trapping math is not in effect.
8073 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8075 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8076 cgraph_function_versioning): New declarations.
8077 * cgraphunit.c: Add include to ipa-prop.h.
8078 (update_call_expr, cgraph_copy_node_for_versioning,
8079 cgraph_function_versioning): New functions.
8080 * integrate.c (copy_decl_for_inlining): Remove.
8081 * ipa-prop.h (ipa_replace_map): New struct.
8082 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8083 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8084 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8085 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8086 ipcp_iterate_stage, ipcp_method_scale_print,
8087 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8088 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8089 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8090 ipcp_update_bb_counts, ipcp_update_profiling,
8091 ipcp_update_edges_counts): New functions.
8092 (ipcp_method_cval_init): Remove restriction regarding local methods.
8093 (ipcp_init_stage): Add ipcp_method_compute_scale.
8094 (ipcp_insert_stage): Add versioning.
8095 (ipcp_structures_print): Add ipcp_method_scale_print.
8096 (ipcp_driver): Dump profiling info.
8097 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8098 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8099 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8100 (struct inline_data): Add versioning_p, ipa_info, new fields.
8101 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8102 declare_return_variable): Replace calls to copy_decl_for_inlining with
8104 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8106 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8107 Add argument VERSIONING.
8108 (copy_arguments_for_versioning, copy_static_chain,
8109 function_versionable_p, tree_versionable_function_p,
8110 tree_function_versioning, replace_ref_tree): New functions.
8111 * tree-inline.h: Include varray.h.
8112 (tree_versionable_function_p, tree_function_versioning,
8113 tree copy_decl_for_dup): New declarations.
8115 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8117 * ipa-cp.c: New file. Contains IPCP specific functionality.
8118 * ipa-prop.h: New file. Contains structures/definitions that can be
8119 used by several interprocedural data flow optimizations (and also IPCP).
8120 * ipa-prop.c: New file.
8121 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8122 * common.opt: Add ipa-cp flag.
8123 * timevar.def: Add IPCP optimization.
8124 * tree-optimize.c (init_tree_optimization_passes): Schedule
8126 * tree-pass.h (pass_ipa_cp): Declare.
8128 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8130 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8131 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8132 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8133 config/i386/i386.c, config/mips/mips.h,
8134 config/rs6000/rs6000.h, config/sh/sh.c,
8135 config/stormy16/stormy16.c: Fix comment typos.
8137 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8140 * c-typeck.c (build_binary_op): Use common_type wrapper on
8142 (common_type): Update comment.
8144 2005-07-31 Steven Bosscher <stevenb@suse.de>
8147 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8148 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8149 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8151 2005-07-31 Jan Hubicka <jh@suse.cz>
8153 * pretty-print.h (pp_widest_integer): New macro.
8154 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8157 2005-07-31 Jan Hubicka <jh@suse.cz>
8159 * output.h (enum section_category): Export from varasm.c
8160 (categorize_decl_for_section): Likewise.
8161 * varasm.c (enum section_category): Kill.
8162 (categorize_decl_for_section): Make global.
8163 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8165 * i386.c (ix86_section_threshold): New static variable.
8166 (ix86_in_large_data_p, ix86_encode_section_info,
8167 x86_64_elf_unique_section,
8168 x86_64_elf_select_section): New functions.
8169 (TARGET_ENCODE_SECTION_INFO): Define
8170 (override_options): Enable medium model for PIC.
8171 (ix86_expand_prologue): Expand gen_set_got_rex64.
8172 (legitimate_constant_p): Handle new UNSPECs.
8173 (legitimate_pic_address_disp_p): Likewise.
8174 (legitimize_pic_address): Lower MEDIUM model addressing.
8175 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8176 (enum cmodel): Add MEDIUM_PIC.
8177 (SYMBOL_REF_FAR_ADDR_P): New macro.
8178 (SYMBOL_FLAG_FAR_ADDR): New flag.
8179 * i386.md (movdi): Support medium model.
8180 (set_got_rex64): New pattern.
8181 * i386.opt (mlarge-data-threshold): New flag.
8182 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8183 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8184 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8185 TARGET_ASM_UNIQUE_SECTION): New.
8187 * invoke.texi (-mlarge_data_threshold): Document
8189 2005-07-31 Jan Hubicka <jh@suse.cz>
8191 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8192 (coalesce_vars): Likewise.
8193 * tree-ssa-live.c (coalesce_cost): New.
8194 (build_tree_conflict_graph): Use coalesce_cost.
8195 * tree-ssa-live.h (coalesce_cost): Declare.
8197 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8199 * arm.md (all peepholes for post-increment operations): Delete.
8200 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8201 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8202 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8203 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8204 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8206 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8208 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8211 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8214 * doc/invoke.texi: Document -rdynamic.
8216 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8219 * c-parser.c (c_parser_parms_list_declarator): Call
8220 mark_forward_parm_decls.
8221 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8222 decls with visibility structure.
8224 2005-07-30 Paul Brook <paul@codesourcery.com>
8226 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8228 2005-07-30 Paul Brook <paul@codesourcery.com>
8230 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8232 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8234 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8236 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8239 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8240 nested function declarators.
8241 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8242 (grokparms): Call warn_if_shadowing for parameters used within the
8244 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8245 not used within the parameter list.
8246 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8248 2005-07-30 Jan Hubicka <jh@suse.cz>
8250 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8251 * i386.c (ix86_fixup_binary_operands): Likewise.
8252 (ix86_expand_unary_operator): Likewise.
8253 (ix86_expand_fp_absneg_operator): Likewise.
8254 * optabs.c (expand_vec_cond_expr): Validate dest.
8256 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8259 * real.c (real_from_string): Also set last bit if there is a
8260 nonzero hex digit beyond GCC's internal precision after ".".
8262 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8264 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8265 define_constants. Change duplicate values to unassigned numbers.
8266 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8267 (*altivec_vspltsf): New.
8268 (altivec_vperm_v4sf): Delete.
8269 (altivec_vperm_<mode>): Use mode macro V.
8270 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8271 (altivec_predicate_v4sf): Delete.
8272 (altivec_predicate_<mode>): Use mode macro V.
8273 (*altivec_lvesfx): New.
8274 (*altivec_stvesfx): New.
8275 (vec_realign_load_v4sf): Delete.
8276 (vec_realign_load_<mode>): Use mode macro V.
8277 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8280 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8283 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8285 * configure: Regenerated.
8287 2005-07-29 Paul Brook <paul@codesourcery.com>
8289 * doc/install.texi: Add link to GFortran binaries wiki page.
8291 2005-07-29 David Ung <davidu@mips.com>
8293 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8294 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8295 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8296 * config/mips/mips.md (cpu): Add 5kf name.
8297 (includes): Includes 5k.md.
8298 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8299 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8302 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8305 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8306 (cleanup_tree_cfg): ... here.
8307 Call cleanup_tree_cfg_1 until there are no more cleanups to
8310 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8312 * tree-vrp.c (compare_range_with_value): Return true or false
8313 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8314 EQ_EXPR respectively.
8316 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8318 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8321 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8323 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8324 (tree_ssa_dominator_optimize): Increment it.
8325 (dump_dominator_optimization_stats): Print it.
8327 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8328 Steven Bosscher <stevenb@suse.de>
8330 PR rtl-optimization/23117
8331 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8332 when head == tail. Tidy comment.
8334 2005-07-28 Richard Henderson <rth@redhat.com>
8336 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8337 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8338 * jump.c (rtx_renumbered_equal_p): Likewise.
8339 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8340 CONST_INT and CONST_DOUBLE.
8341 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8342 * reload.c (operands_match_p): Special case CONST_INT and
8343 CONST_DOUBLE; check mode earlier.
8345 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8348 * c-typeck.c (convert_for_assignment): Do not check
8349 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8351 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8354 * c-typeck.c (composite_type): Prefer constant size arrays to
8357 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8360 * real.c (real_from_string): Set last bit if there is a nonzero
8361 hex digit beyond GCC's internal precision.
8363 2005-07-28 Richard Henderson <rth@redhat.com>
8366 * cfgcleanup.c (try_forward_edges): Watch out for end of
8369 2005-07-28 James E Wilson <wilson@specifixinc.com>
8372 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8374 2005-07-28 Jan Hubicka <jh@suse.cz>
8376 * Makefile.in (rtl-profile.o): Kill all traces of it.
8377 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8378 * coverage.h (rtl_coverage_counter_ref): Kill.
8379 * opts.c (flag_speculative_prefetching_set): Kill.
8380 (flag_loop_optimize_set): New.
8381 (common_handle_option): Disable loop optimizer when profiling;
8382 do not handle speculative prefetching.
8383 * passes.c (init_optimization_passes): Replace pass_profiling combo
8384 by branch_prob pass.
8385 * profile.c (compute_value_histograms): Update for simplified value
8387 (rtl_register_profile_hooks): Kill.
8388 (pass_profiling): Kill.
8389 (rest_of_handle_branch_prob): Do not profile.
8390 * toplev.c (process_options): Remove speculative prefetching.
8391 * toplev.h (flag_tree_based_profiling): Kill.
8392 * tree-profile.c (prepare_instrumented_value,
8393 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8394 tree_gen_one_value_profiler, do_tree_profiling): Update for
8395 simplified datastructures.
8396 * value-prof.c: Add comment that speculative prefetching was dropped;
8397 update rest of file for simplified datastructures.
8398 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8399 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8400 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8401 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8402 rtl_mod_subtract, gen_speculative_prefetch,
8403 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8404 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8405 (gate_handle_value_profile_transformations,
8406 rest_of_handle_value_profile_transformations,
8407 pass_value_profile_transformations): Kill.
8408 * value-prof.h (histogram_value_t): Remove IL based unions.
8409 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8410 rtl_profile_hooks): Remove hooks.
8412 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8414 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8415 (cgraph_clone_node): Likewise.
8416 * cgraph.h (cgraph_clone_edge): Update prototype.
8417 (cgraph_clone_node): Likewise.
8418 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8420 (lookup_recursive_calls): Consider profile.
8421 (cgraph_decide_recursive_inlining): Fix updating; use new
8422 probability argument; use profile.
8423 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8424 * tree-inline.c (copy_bb): Update clal of clone_edge.
8425 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8427 * invoke.texi (min-inline-recursive-probability): Document.
8429 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8431 * doc/install.texi (Configuration): Update Valgrind homepage.
8433 2005-07-28 Richard Henderson <rth@redhat.com>
8436 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8437 labels we want to delete.
8438 (cfg_layout_merge_blocks): Likewise.
8440 2005-07-28 Richard Henderson <rth@redhat.com>
8443 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8444 when expanding to nothing.
8446 2005-07-28 Josh Conner <jconner@apple.com>
8448 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8449 (cgraph_decide_inlining_of_small_functions): Likewise.
8451 2005-07-28 Josh Conner <jconner@apple.com>
8453 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8454 direction of badness if negative.
8455 (cgraph_default_inline_p): Add reason to parameters, and assign it
8457 (cgraph_decide_inlining_of_small_functions): New parameter in call
8458 to cgraph_default_inline_p.
8459 (cgraph_decide_inlining_incrementally): Likewise.
8460 * cgraphunit.c (decide_is_function_needed): Likewise.
8461 * cgraph.h (cgraph_default_inline_p): Likewise.
8463 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8465 * builtins.c: Fix comment typo(s).
8466 * genautomata.c: Likewise.
8467 * gimplify.c: Likewise.
8468 * tree-dfa.c: Likewise.
8469 * tree-flow-inline.h: Likewise.
8470 * tree-into-ssa.c: Likewise.
8471 * tree-ssa-alias.c: Likewise.
8472 * tree-ssa-ccp.c: Likewise.
8473 * tree-ssa-copy.c: Likewise.
8474 * tree-ssa-dce.c: Likewise.
8475 * tree-ssa-dom.c: Likewise.
8476 * tree-ssa-operands.c: Likewise.
8477 * tree-tailcall.c: Likewise.
8478 * tree-vectorizer.c: Likewise.
8479 * tree-vrp.c: Likewise.
8482 2005-07-28 Jeff Law <law@redhat.com>
8484 * tree-vrp.c (test_for_singularity): Extracted from ...
8485 (simplify_cond_using_ranges): Attempt to simplify a relational
8486 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8488 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8490 PR tree-optimization/22506
8491 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8492 phis whose argument is constant.
8494 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8496 PR rtl-optimization/18992
8497 Back out this patch:
8498 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8499 PR optimization/12142
8500 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8501 uses of the register in the SET_SRC. Remove unnecessary argument.
8503 Replace it with this:
8504 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8505 if flag_non_call_exceptions is set and the insn may trap, pass
8506 pc_rtx as dest for recursion.
8507 In SET_SRC part of SET case, if dest is already set, pass it down
8510 2005-07-28 Jan Hubicka <jh@suse.cz>
8512 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8513 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8514 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8516 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8517 profile when available.
8519 2005-07-28 Jan Beulich <jbeulich@novell.com>
8521 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8522 (ia64_print_operand): Describe and handle 'X'.
8523 (ia64_register_move_cost): Also handle FP_REGS.
8524 (ia64_preferred_reload_class): Likewise.
8525 (ia64_secondary_reload_class): Likewise.
8526 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8527 it. Also check for ITANIUM_CLASS_FLDP.
8528 * config/ia64/ia64.h (FP_REGNO_P): New.
8529 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8530 (reg_class): Add FP_REGS.
8531 (REG_CLASS_NAMES): Adjust for it.
8532 (REG_CLASS_CONTENTS): Likewise.
8533 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8534 (REG_CLASS_FROM_LETTER): Handle 'x'.
8535 (CLASS_MAX_NREGS): Handle FP_REGS.
8536 (MEMORY_MOVE_COST): Likewise.
8537 * config/ia64/ia64.md (itanium_class): Add fldp.
8538 (type): Handle fldp.
8539 (movti_internal): More allowable operand combinations. Use ldfp8 when
8540 splitting unnecessary. Remove predicable attribute. Adjust
8541 itanium_class attribute.
8542 (smuldi3_highpart): Remove outdated comment.
8543 (mulditi3, umulditi3, rotlti3): New expanders.
8544 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8545 (absti2): Disabled new insn for future reference.
8546 Respective new splitters.
8547 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8548 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8549 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8551 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8553 PR rtl-optimization/23047
8554 * simplify-rtx.c (simplify_const_relational_operation): Respect
8555 flag_wrapv for comparisons with ABS.
8557 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8559 PR tree-optimization/22493
8560 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8561 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8563 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8565 * config/frv/frv.opt (moptimize-membar): New.
8567 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8569 * config/frv/frv.h: Remove machine_function definition.
8571 * config/frv/frv.c (struct frv_io): New.
8572 (struct machine_function): Moved from frv.h. Add has_membar_p.
8573 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8574 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8575 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8576 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8577 (frv_reorg): Call frv_optimize_membar when appropriate.
8578 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8579 (frv_expand_builtin): Adjust calls accordingly.
8580 (frv_io_address_cookie): New function.
8581 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8582 load or store rather than a special insn. Add ccnstant address and
8583 io-type operands to the membar.
8584 (frv_ifcvt_modify_tests): Unsign regno.
8585 (frv_ifcvt_modify_tests): Same.
8587 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8588 UNSPEC_OPTIONAL_MEMBAR constant.
8589 (builtin_read_<mode>): Delete.
8590 (builtin_write_<mode>): Delete.
8591 ("optional_membar_<mode>"): Add operand.
8593 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8594 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8595 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8596 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8597 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8598 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8599 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8600 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8601 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8603 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8605 * df.c (df_uses_record): Handle SCRATCH.
8607 2005-07-28 Steven Bosscher <stevenb@suse.de>
8610 * passes.c (rest_of_decl_compilation): If decl is a type and
8611 we have encountered errors, don't emit debug information.
8613 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8615 * params.def: Fixed comment.
8617 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8620 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8621 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8622 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8624 2005-07-27 Steven Bosscher <stevenb@suse.de>
8627 * varasm.c (assemble_start_function): Don't do anything that may
8628 require a CFG if the current function is a thunk.
8630 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8632 * doc/install.texi (Prerequisites): Mention that perl is needed
8633 to do export control in libstdc++ targetting Darwin.
8635 2005-07-27 Steven Bosscher <stevenb@suse.de>
8637 PR rtl-optimization/17808
8638 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8639 (sched_insns_conditions_mutex_p): Split out from...
8640 (add_dependence): ...here. But don't call it from here.
8641 (add_dependence_list): Check sched_insns_conditions_mutex_p
8642 before calling add_dependence.
8643 (add_dependence_list_and_free): Likewise.
8644 (fixup_sched_groups): Likewise.
8645 (sched_analyze_1): Likewise.
8646 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8647 (sched_analyze): Likewise.
8648 (sched_analyze_insn): Likewise.
8649 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8650 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8651 dependencies on all COND_EXEC insns to jumps ending basic blocks
8652 when doing intrablock scheduling.
8653 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8655 2005-07-27 Jeff Law <law@redhat.com>
8657 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8658 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8659 equivalency sets, correctly handle the case were vr0 has an
8660 equivalency set, but vr1 does not.
8662 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8664 PR tree-optimization/23073
8665 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8666 vect_print_dump_info before fprintf.
8668 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8670 PR tree-optimize/22348
8671 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8672 Fold the partial computation.
8674 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8676 PR tree-optimization/22325
8677 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8679 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8681 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8682 (force_var_cost): ... this function.
8683 (compute_phi_arg_on_exit): Export.
8685 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8687 PR tree-optimization/20773
8688 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8691 2005-07-27 Richard Guenther <rguenther@suse.de>
8693 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8694 Avoid pushing again if current struct contains only
8695 fields we decomposed.
8697 2005-07-27 Jan Hubicka <jh@suse.cz>
8699 PR tree-optimization/22574
8700 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8703 * tree-tailcall.c (decrease_profile): New function.
8704 (eliminate_tail_call): Use it.
8706 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8707 visibility flags correctly in whole program mode.
8709 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8711 PR rtl-optimization/22472
8712 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8714 2005-07-26 Steven Bosscher <stevenb@suse.de>
8716 PR tree-optimization/22504
8717 * tree-complex.c (expand_complex_addition): Use 'code' instead
8718 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8720 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8722 * config.gcc (cpu_type): Add frv case.
8723 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8724 (supported_defaults): Add fr550 case.
8726 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8729 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8730 whether a pointer of type T * may point to objects of type T *.
8732 2005-07-26 DJ Delorie <dj@redhat.com>
8734 * configure: Regenerate.
8736 2005-07-26 Dale Johannesen <dalej@apple.com>
8738 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8740 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8742 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8743 Clarify use of "build" in name.
8745 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8747 * doc/extend.texi (Raw read/write Functions): New section.
8748 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8749 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8750 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8751 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8752 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8753 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8754 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8755 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8756 * config/frv/frv.c: Add bdesc_loads global.
8757 Add bdesc_stores global.
8758 (frv_init_builtins): Add support for __builtin_{read/write}*.
8759 (frv_volatile_memref): New.
8760 (frv_expand_load_builtin): New.
8761 (frv_expand_store_builtin): New.
8762 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8763 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8764 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8765 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8766 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8767 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8768 (builtin_read_<mode>): New.
8769 (builtin_write_<mode>): New.
8770 (builtin_write64): New.
8771 (optional_membar_<mode>): New.
8773 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8775 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8776 (rather than units) against HOST_BITS_PER_WIDE_INT.
8778 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8780 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8781 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8782 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8783 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8786 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8787 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8788 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8790 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8792 2005-07-26 Richard Guenther <rguenther@suse.de>
8794 PR tree-optimization/22486
8795 * fold-const.c (fold_unary): Fold away useless component
8796 references of the form (T *)&T.x, if the address
8799 2005-07-25 James E Wilson <wilson@specifixinc.com>
8801 * dwarf2out.c (add_call_src_coords_attributes): New.
8802 (gen_inlined_subroutine_die): Call it.
8803 (maybe_emit_file, init_file_table): Add comments.
8804 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8806 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8807 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8808 * tree.h (BLOCK_SOURCE_LOCATION): New.
8809 (struct tree_block): New field locus.
8811 2005-07-26 Andreas Schwab <schwab@suse.de>
8813 PR rtl-optimization/23043
8814 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8815 when allocating a struct unoccr.
8817 2005-07-25 Richard Henderson <rth@redhat.com>
8820 * tree-complex.c (gate_no_optimization): True if errors.
8821 * Makefile.in (tree-complex.o): Update dependencies.
8823 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8825 * config/frv/predicates.md (integer_register_operand): Use
8828 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8831 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8833 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8835 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8837 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8838 types when flag_unsafe_math_optimizations is true.
8840 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8842 * gcc.c (option_map): Add --sysroot.
8843 (process_command): Handle --sysroot.
8844 (display_help): Document it.
8845 * doc/cppopts.tex (-isysroot): Document.
8846 * doc/invoke.texi (--sysroot): Document.
8847 * doc/install.texi (--with-build-sysroot): Document.
8849 * Makefile.in (inhibit_libc): New variable.
8850 (INHIBIT_LIBC_CFLAGS): Likewise.
8851 (LIBGCC2_CFLAGS): Include
8852 $(INHIBIT_LIBC_CFLAGS).
8853 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8854 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8855 ($(T)crtend.o): Likewise.
8856 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8857 ($(T)crtendS.o): Likewise.
8858 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8859 ($(T)crtendT.o): Likewise.
8860 (stmp-fixinc): Do not complain about missing headers if
8862 * configure.ac (inhibit_libc): Set it to true/false.
8863 (--with-build-sysroot): New option. Use it to set
8865 * configure: Regenerated.
8867 2005-07-25 Manfred Hollstein <mh@suse.com>
8869 * calls.c (store_one_arg): Fix unsigned comparison warning.
8871 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8874 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8875 (ggc_print_statistics): Initialize variable before use.
8877 2005-07-25 Richard Guenther <rguenther@suse.de>
8879 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8880 calling with a PHI_NODE argument.
8882 * tree-flow-inline.h (overlap_subvar): Protect against
8885 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8887 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8888 * configure: Regenerate.
8890 2005-07-25 Ira Rosen <irar@il.ibm.com>
8892 * expr.c (highest_pow2_factor): Make extern.
8893 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8894 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8895 record_array_differ_p, array_ptr_differ_p): Likewise.
8896 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8897 additional cases. Call the above functions.
8898 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8899 base_object_differ_p when there are two base objects. Otherwise, compare
8900 base address and offset. Call may_alias_p.
8901 (dump_data_reference): Use a correct field name.
8902 (analyze_array): Make static. Initialize new data-ref fields.
8903 (analyze_indirect_ref): New function.
8904 (init_data_ref): Initialize new data-ref fields.
8905 (strip_conversion): Moved from tree-vect-analyze.c.
8906 (analyze_offset_expr, get_ptr_offset, address_analysis,
8907 object_analysis): Likewise.
8908 (analyze_offset): New function.
8909 (create_data_ref): Likewise.
8910 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8911 dimensions for ARRAY_REFs only.
8912 (build_classic_dist_vector): Make static.
8913 (access_functions_are_affine_or_constant_p): Call macro to get the
8914 address of access functions.
8915 (compute_all_dependences): Add new parameter
8916 compute_self_and_read_read_dependences. Compute self and read-read
8917 dependences if it is true.
8918 (find_data_references_in_loop): Call create_data_ref. Initialize new
8920 (compute_data_dependences_for_loop): Add new parameter
8921 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8922 compute nb_loops. Call compute_all_dependences,
8923 build_classic_dist_vector and build_classic_dir_vector with correct
8925 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8926 with correct parameters. Compare dimensions for ARRAY_REFs only.
8927 (free_data_refs): Call macro to free access functions.
8928 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8929 fields from stmt_vinfo.
8930 (struct base_object_info): New structure.
8931 (struct data_reference): Move fields to base_object_info. Add fields
8932 first_location and object_info for above structures. Move fields from
8933 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8934 aligned_to. Add macros to access the new fields.
8935 Update functions declarations.
8936 * tree-flow.h (is_aliased_with): Declare.
8937 * tree-loop-linear.c (linear_transform_loops): Call
8938 compute_data_dependences_for_loop with correct parameters.
8939 * tree-ssa-alias.c (is_aliased_with): New function.
8940 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8941 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8942 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8943 vect_base_addr_differ_p, compute_subscript_distance and
8944 build_classic_dist_vector. Add printings. Check absolute value of
8946 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8948 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8949 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8950 to bytes. Add printing.
8951 (vect_compute_data_refs_alignment): Go through loads and stores in one
8953 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8954 vect_analyze_data_ref_access): Likewise.
8955 (vect_analyze_pointer_ref_access): Remove.
8956 (vect_address_analysis, vect_object_analysis): Likewise.
8957 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8958 and analyze data-refs in the loop.
8959 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8960 fields of data-ref instead of stmt. Add init to the offset from the
8962 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8963 (vect_update_init_of_dr): Likewise.
8964 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8965 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8967 (new_loop_vec_info): Initialize new fields.
8968 (destroy_loop_vec_info): Free new fields.
8969 (vect_strip_conversion): Remove.
8970 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8971 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8972 datarefs. Add new field ddrs.
8973 Add macros for the new fields access.
8974 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8975 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8976 Remove their macros.
8977 * tree.h (highest_pow2_factor): Declare.
8979 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8981 * calls.c (store_one_arg): Check for sibling call MEM arguments
8982 from already clobbered incoming argument area.
8984 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8986 * c-common.c (check_missing_format_attribute): New.
8987 * c-common.h (check_missing_format_attribute): Likewise.
8988 * c-typeck.c (convert_for_assignment): Use it.
8990 2005-07-24 Andreas Schwab <schwab@suse.de>
8992 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8993 register use a word move. Correct operand of ext.w in 68000 code.
8995 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8997 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8998 variables as declarations, rather than definitions.
9000 2005-07-24 Ira Rosen <irar@il.ibm.com>
9002 PR tree-optimization/22526
9003 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9006 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9008 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9009 that C99 reserve for future use. Use it to define clog10,
9010 clog10f and clog10l.
9012 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9014 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9015 * configure.ac: Check for -Wmissing-format-attribute.
9017 * configure: Regenerate.
9019 2005-07-23 Richard Henderson <rth@redhat.com>
9021 PR tree-optimization/22623
9022 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9024 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9027 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9029 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9031 * Makefile.in (C_TREE_H): Update dependencies.
9032 * c-tree.h: Include toplev.h.
9033 * diagnostic.h (diagnostic_set_info): Add format attribute.
9034 * rtl-error.c (diagnostic_for_asm): Likewise.
9036 2005-07-23 Chao-ying Fu <fu@mips.com>
9038 * config/mips/mips-dsp.md: New file.
9039 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9040 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9042 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9043 MIPS_BUILTIN_BPOSGE32.
9044 (mips_expand_builtin_direct): Add one parameter to indicate that
9045 builtin functions need to return a value.
9046 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9048 (mips_regno_to_class): Add classes for 12 new DSP registers.
9049 (mips_subword): Change to check four HI registers.
9050 (mips_output_move): Output move to and from 6 new DSP accumulators.
9051 (override_options): Make sure -mdsp and -mips16 are not used together.
9052 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9054 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9056 (print_operand): Add 'q' for printing DSP accumulators.
9057 (mips_cannot_change_mode_class): Check ACC_REGS.
9058 (mips_secondary_reload_class): Check ACC_REGS.
9059 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9060 (mips_register_move_cost): Check ACC_REGS.
9061 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9062 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9063 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9064 (dsp_bdesc): New array.
9065 (bdesc_arrays): Add DSP builtin function table.
9066 (mips_prepare_builtin_arg): Check predicate again after
9068 (mips_expand_builtin): Add one more parameter to
9069 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9070 MIPS_BUILTIN_BPOSGE32.
9071 (mips_init_builtins): Initialize new function types.
9072 (mips_expand_builtin_direct): Check if builtin functions need to
9073 return a value and pass operands properly.
9074 (mips_expand_builtin_bposge): New function.
9075 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9076 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9077 (FIRST_PSEUDO_REGISTER): Increase to 188.
9078 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9079 Update for 12 new DSP registers.
9080 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9081 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9082 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9083 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9084 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9085 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9086 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9087 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9088 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9089 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9090 (REGISTER_NAMES): Add names for 12 new DSP registers.
9091 * config/mips/mips.md: Include mips-dsp.md.
9092 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9093 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9094 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9095 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9096 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9097 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9098 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9099 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9100 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9101 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9102 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9103 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9104 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9105 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9106 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9107 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9108 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9109 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9110 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9111 (UNSPEC_RDDSP): New constants.
9112 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9113 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9115 * config/mips/mips.opt (-mdsp): New option.
9116 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9117 (reg_imm10_operand): New predicates.
9118 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9119 * doc/invoke.texi (-mdsp): Document new option.
9121 2005-07-22 DJ Delorie <dj@redhat.com>
9123 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9125 * tree-inline.c (inlinable_function_p): Likewise.
9127 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9130 * toplev.c (check_global_declarations): Do not mark undefined
9131 variables as DECL_IGNORED_P.
9132 * varasm.c (first_global_object_name): GTY it.
9133 (weak_global_object_name): Likewise.
9134 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9135 a string to go into {weak,first}_global_object_name.
9137 2005-07-22 DJ Delorie <dj@redhat.com>
9139 * c-format.c (check_function_format): Change warning control
9140 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9142 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9144 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9145 &PTR->FLD a dereference of PTR.
9146 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9147 a potential dereference of PTR.
9149 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9151 PR rtl-optimization/20370
9152 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9153 call allocate_reg_info if necessary.
9155 PR rtl-optimization/21848
9156 * calls.c (emit_library_call_value_1): For const functions, add
9157 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9159 PR rtl-optimization/22445
9160 * cselib.c (target.h): Include.
9161 (rtx_equal_for_cselib_p): Allow commutative matches.
9162 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9163 Remove MODE parameter. Changed all callers.
9165 PR rtl-optimization/22258
9166 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9168 (try_combine): Use likely_spilled_retval_p.
9170 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9172 * config.gcc: Add crx-elf support.
9174 * doc/contrib.texi: Mention crx.
9175 * doc/extend.texi: Document crx extensions.
9176 * doc/install.texi: Document crx install.
9177 * doc/invoke.texi: Document crx options.
9178 * doc/md.texi: Document crx constraints.
9180 * config/crx/crx-protos.h: New file.
9181 * config/crx/crx.c: New file.
9182 * config/crx/crx.h: New file.
9183 * config/crx/crx.md: New file.
9184 * config/crx/crx.opt: New file.
9185 * config/crx/t-crx: New file.
9187 2005-07-22 Manfred Hollstein <mh@suse.com>
9189 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9191 (int_add_graph_edge): Likewise.
9192 (collapse_nodes): Likewise.
9193 (process_unification_queue): Likewise.
9195 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9196 Laurent GUERBY <laurent@guerby.net>
9198 PR tree-optimization/22336
9199 * function.c (record_block_change): Check for
9200 cfun->ib_boundaries_block.
9202 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9204 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9205 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9207 2005-07-21 DJ Delorie <dj@redhat.com>
9209 * toplev.c (warn_deprecated_use): Add warning control to warning
9211 * c-typeck.c (parser_build_binary_op): Likewise.
9212 (c_finish_if_stmt): Likewise.
9213 * c-common.c (check_function_sentinel): Likewise.
9214 (check_nonnull_arg): Likewise.
9216 2005-07-21 Richard Henderson <rth@redhat.com>
9219 * tree-complex.c (complex_ssa_name_components): New.
9220 (cvc_lookup): Allow entry not found.
9221 (create_components): Remove.
9222 (create_one_component_var, get_component_var): New.
9223 (get_component_ssa_name, set_component_ssa_name): New.
9224 (extract_component): Use get_component_ssa_name.
9225 (update_complex_components): Use set_component_ssa_name.
9226 (update_complex_components_on_edge): Likewise.
9227 (update_phi_components): Create new PHI nodes directly, instead
9228 of adding insns to edges.
9229 (tree_lower_complex): Allocate and free complex_variable_components
9230 and complex_ssa_name_components here.
9232 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9234 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9235 revert to returning false.
9237 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9240 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9242 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9245 * config/i386/i386.md (cmpxf): Change operand constraints
9246 to "nonmemory_operand".
9248 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9250 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9252 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9255 * fold-const.c (fold_build1): Add checksum for the operands.
9256 (fold_build2): Likewise.
9257 (fold_build3): Likewise.
9259 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9262 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9264 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9266 * common.opt (-fforward-propagate): Committed by mistake,
9269 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9271 * reg-stack.c: Fix comment typo(s).
9272 * tree-ssa-operands.c: Likewise.
9273 * tree-vectorizer: Likewise.
9275 2005-07-21 Nick Clifton <nickc@redhat.com>
9277 * config/sh/symbian.c: Replace C++ style line comments with C
9278 style line comments.
9279 (symbian_add_attribute): Do not use a ? operator on the LHS of
9281 (sh_symbian_handle_dll_attribute): Change the type of the
9282 method vector to "VEC(tree,gc)*" and use vector accessor
9283 macros to walk over the elements.
9284 (symbian_export_vtable_and_rtti_p): Likewise.
9285 (symbian_class_needs_attribute_p): Likewise.
9287 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9290 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9291 initialize targetm.resolve_overloaded_builtin here.
9292 (altivec_expand_overloaded_builtin): Make it non-static.
9293 * config/rs6000/rs6000-protos.h
9294 (altivec_expand_overloaded_builtin): New prototype.
9295 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9296 targetm.resolve_overloaded_builtin here.
9297 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9299 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9300 Zdenek Dvorak <dvorakz@suse.cz>
9302 PR tree-optimization/19210
9303 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9305 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9306 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9307 rely on unproven assumptions.
9308 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9309 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9310 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9311 to number_of_iterations_exit.
9312 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9313 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9314 * tree-ssa-loop-niter.c (find_loop_niter,
9315 estimate_numbers_of_iterations_loop): Likewise.
9316 (number_of_iterations_exit): Honor the new options.
9317 * doc/invoke.texi (Wunsafe-loop-optimizations,
9318 funsafe-loop-optimizations): Document them.
9320 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9322 PR rtl-optimization/22167
9323 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9325 2005-07-20 Adam Nemet <anemet@lnxw.com>
9327 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9328 __do_global_dtors_aux longcall.
9330 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9332 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9333 (old_special_pred_table): Don't reference
9334 SPECIAL_MODE_PREDICATES.
9335 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9336 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9337 * config/sh/predicates.h: Don't mention
9338 SPECIAL_MODE_PREDICATES.
9339 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9342 2005-07-20 DJ Delorie <dj@redhat.com>
9344 * config.gcc: Add m32c-elf support.
9346 * doc/contrib.texi: Mention m32c.
9347 * doc/extend.texi: Document m32c extensions.
9348 * doc/install.texi: Mention m32c.
9349 * doc/invoke.texi: Document m32c options.
9350 * doc/md.texi: Document m32c constraints.
9352 * config/m32c/addsub.md: New file.
9353 * config/m32c/bitops.md: New file.
9354 * config/m32c/cond.md: New file.
9355 * config/m32c/jump.md: New file.
9356 * config/m32c/m32c-lib1.S: New file.
9357 * config/m32c/m32c-lib2.c: New file.
9358 * config/m32c/m32c-modes.def: New file.
9359 * config/m32c/m32c-pragma.c: New file.
9360 * config/m32c/m32c-protos.h: New file.
9361 * config/m32c/m32c.abi: New file.
9362 * config/m32c/m32c.c: New file.
9363 * config/m32c/m32c.h: New file.
9364 * config/m32c/m32c.md: New file.
9365 * config/m32c/m32c.opt: New file.
9366 * config/m32c/minmax.md: New file.
9367 * config/m32c/mov.md: New file.
9368 * config/m32c/muldiv.md: New file.
9369 * config/m32c/predicates.md: New file.
9370 * config/m32c/prologue.md: New file.
9371 * config/m32c/shift.md: New file.
9372 * config/m32c/t-m32c: New file.
9374 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9376 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9377 (stack_protect_set, stack_protect_test): New expanders.
9378 (stack_protect_set_si, stack_protect_set_si_media,
9379 stack_protect_set_di_media, stack_protect_test_si,
9380 stack_protect_test_si_media, stack_protect_test_di_media):
9383 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9385 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9387 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9389 * tree.h (tree_expr_nonzero_p): Export.
9390 * fold-const.c (tree_expr_nonzero_p): Likewise.
9391 Return true for CALL_EXPRs that are alloca calls.
9392 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9394 * tree-flow.h (expr_computes_nonzero): Remove.
9395 * tree-vrp.c (expr_computes_nonzero): Remove.
9396 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9397 (extract_range_from_unary_expr): Likewise.
9398 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9399 tree_expr_nonzero_p.
9401 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9403 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9404 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9405 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9406 All callers changed.
9407 (frame_related_constant_load): New arg "related" which controls
9408 setting of RTX_FRAME_RELATED_P. All callers changed.
9409 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9410 (bfin_expand_prologue): Add stack limit checking.
9411 * config/bfin/bfin.md (trapifcc): New pattern.
9413 * config/bfin/bfin.c: Include "langhooks.h".
9414 (def_builtin): Go through lang_hooks to call builtin_function.
9416 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9417 * config/bfin/predicates.md (symbol_ref_operand): New.
9418 (call_insn_operand): Delete. All callers changed to use
9419 register_no_elim_operand.
9420 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9422 (function_arg): Use it to generate the call's operand 2.
9423 (bfin_longcall_p): New function.
9424 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9425 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9426 determine if the address needs to be in a REG.
9427 (bfin_handle_longcall_attribute): New function.
9428 (bfin_attribute_table): Add "longcall" and "shortcall".
9429 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9430 (CUMULATIVE_ARGS): New member call_cookie.
9431 (PREDICATE_CODES): Add symbol_ref_operand.
9432 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9433 extra USE to the pattern.
9434 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9435 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9436 sibcall_value_insn; now the new patterns handle direct calls and the
9437 old ones indirect calls.
9438 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9440 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9442 * doc/trouble.texi: Update section on handling of empty loops.
9444 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9446 * config.gcc: Remove support for sparc-*-openbsd*,
9447 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9449 * config.host: Remove support for i860-*-sysv4* as a host.
9450 * config/i860/*, config/ip2k/*, config/ns32k/*,
9451 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9452 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9453 mention obsolete ports.
9455 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9457 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9459 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9460 of frame_pointer_rtx.
9461 (sh_expand_epilogue): Likewise.
9462 (sh_set_return_address): Likewise.
9463 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9464 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9465 offsets from FRAME_POINTER_REGNUM.
9466 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9467 (sh_register_names): Add initializer for sfp.
9468 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9469 (VALID_REGISTER_P): Likewise.
9470 (FIRST_PSEUDO_REGISTER): Update.
9471 (DWARF_FRAME_REGISTERS): Define.
9472 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9473 (HARD_FRAME_POINTER_REGNUM): Define.
9474 (FRAME_POINTER_REGNUM): Redefine.
9475 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9476 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9477 from FRAME_POINTER_REGNUM.
9478 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9479 FRAME_POINTER_REGNUM.
9480 (REG_CLASS_CONTENTS): Add sfp.
9481 (REG_ALLOC_ORDER): Likewise.
9482 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9483 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9484 of frame_pointer_rtx.
9485 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9487 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9489 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9490 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9491 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9493 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9496 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9498 Make CONSTRUCTOR use VEC to store initializers.
9499 * c-common.c (complete_array_type): Update to cope with VEC in
9501 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9502 (pp_c_constructor_elts): New function.
9503 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9504 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9505 struct constructor_stack, struct initializer_stack,
9506 constructor_elements, push_init_level, pop_init_level,
9507 add_pending_init, find_init_member, output_init_element): Update to
9508 cope with VEC in CONSTRUCTOR_ELTS.
9509 * coverage.c (build_fn_info_value, build_ctr_info_value,
9510 build_gcov_info): Likewise.
9511 * expr.c (categorize_ctor_elements_1, store_constructor,
9512 expand_expr_real_1): Likewise.
9513 * fold-const.c (fold_ternary): Likewise.
9514 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9515 gimplify_init_constructor, gimplify_expr): Likewise.
9516 * tree-dump.c (dequeue_and_dump): Likewise.
9517 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9519 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9521 * tree-sra.c (generate_element_init_1): Likewise.
9522 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9523 * tree-ssa-operands.c (get_expr_operands): Likewise.
9524 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9525 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9526 (get_initial_def_for_reduction): Likewise.
9527 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9528 value handle in annotations.
9529 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9530 tree_node_structure): Add support for constr_kind.
9531 (build_vector_from_ctor, build_constructor_single,
9532 build_constructor_from_list): New functions.
9533 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9534 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9535 Update to cope with VEC in CONSTRUCTOR_ELTS.
9536 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9537 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9538 CONSTRUCTOR_APPEND_ELT): New macros.
9539 (struct constructor_elt, struct tree_constructor): New data types.
9540 (union tree_node): Add tree_constructor field.
9541 * treestruct.def: Define TS_CONSTRUCTOR.
9542 * varasm.c (const_hash_1, compare_constant, copy_constant,
9543 compute_reloc_for_constant, output_addressed_constants,
9544 initializer_constant_valid_p, output_constant,
9545 array_size_for_constructor, output_constructor): Update to cope with
9546 VEC in CONSTRUCTOR_ELTS.
9547 * vec.h (VEC_empty, VEC_copy): New macros.
9549 2005-07-19 Devang Patel <dpatel@apple.com>
9551 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9553 2005-07-19 Richard Henderson <rth@redhat.com>
9556 * gimplify.c (gimplify_expr): Use main variant type for the temp
9557 destination for a discarded volatile read.
9558 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9559 casts between non-void types that change volatility.
9561 2005-07-15 DJ Delorie <dj@redhat.com>
9563 * toplev.h: Add comment about the first parameter for warning().
9564 * errors.h: Likewise.
9566 * c.opt (Wpragmas): New.
9567 * doc/invoke.texi: Document it.
9569 * function.c (do_warn_unused_parameter): Add warning control to
9571 * c-decl.c (warn_if_shadowing): Likewise.
9572 * c-lex.c (cb_def_pragma): Likewise.
9573 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9574 (pop_alignment): Likewise.
9575 (handle_pragma_pack): Likewise.
9576 (apply_pragma_weak): Likewise.
9577 (handle_pragma_weak): Likewise.
9578 (handle_pragma_redefine_extname): Likewise.
9579 (add_to_renaming_pragma_list): Likewise.
9580 (handle_pragma_extern_prefix): Likewise.
9581 (maybe_apply_renaming_pragma): Likewise.
9582 (handle_pragma_visibility): Likewise.
9584 * config/c4x/c4x-c.c (BAD): Likewise.
9585 (c4x_parse_pragma): Likewise.
9586 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9587 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9588 (rs6000_pragma_longcall): Likewise.
9589 * config/v850/v850-c.c (pop_data_area): Likewise.
9590 (ghs_pragma_section): Likewise.
9591 (ghs_pragma_section): Likewise.
9592 (ghs_pragma_interrupt): Likewise.
9593 (ghs_pragma_starttda): Likewise.
9594 (ghs_pragma_startsda): Likewise.
9595 (ghs_pragma_startzda): Likewise.
9596 (ghs_pragma_endtda): Likewise.
9597 (ghs_pragma_endsda): Likewise.
9598 (ghs_pragma_endzda): Likewise.
9600 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9601 Kenneth Zadeck <zadeck@naturalbridge.com>
9603 * Makefile.in: Removed tree-promote-statics.c
9604 * tree-promote-statics.c: Removed.
9605 * common.opt: Removed flag-promote-statics.
9607 * passes.c: Removed tree-promote-statics pass.
9608 * tree-pass.h: Ditto.
9609 * timevar.def: Removed TV_PROMOTE_STATICS.
9612 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9614 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9616 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9618 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9621 * c-common.c (check_function_arguments): Call
9622 'check_function_format' if either -Wformat or
9623 -Wmissing-format-attribute are specified.
9624 * c-format.c (check_function_format): Check -Wformat before
9625 calling 'check_format_info'.
9626 * c-opts.c (c_common_post_options): Don't warn for
9627 -Wmissing-format-attribute without -Wformat.
9628 * c-typeck.c (convert_for_assignment): Detect additional cases for
9629 -Wmissing-format-attribute.
9630 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9633 2005-07-19 Richard Guenther <rguenther@suse.de>
9635 * config/i386/i386.md (lrint<mode>2): Use temporary
9636 instead of clobbering non-existent memory.
9638 2005-07-19 Nick Clifton <nickc@redhat.com>
9640 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9641 statement to avoid displaying ASCII control characters.
9643 2005-07-19 Ben Elliston <bje@au.ibm.com>
9645 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9646 * cfganal.c (find_edge_index): Ditto.
9647 * combine.c (combine_instructions): Ditto.
9648 * ddg.c (create_scc): Ditto.
9649 (find_successors): Ditto.
9650 (find_predecessors): Ditto.
9651 (find_nodes_on_paths): Ditto.
9652 (longest_simple_path): Ditto.
9653 * flow.c (update_life_info): Ditto.
9654 (count_or_remove_death_notes): Ditto.
9655 (clear_log_links): Ditto.
9656 * modulo-sched.c (generate_reg_moves): Ditto.
9657 (find_max_asap): Ditto.
9658 (find_max_hv_min_mob): Ditto.
9659 (find_max_dv_min_mob): Ditto.
9660 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9661 * sched-rgn.c (extract_edgelst): Ditto.
9662 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9663 (dump_update_ssa): Ditto.
9664 (ssa_names_to_replace) Ditto.
9665 (switch_virtuals_to_full_rewrite): Ditto.
9666 (update_ssa): Ditto.
9667 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9669 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9671 Fix PR tree-optimization/22483
9673 * tree-complex.c (create_components): Use
9674 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9675 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9676 * tree-flow.h (safe_referenced_var_iterator): New structure.
9677 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9678 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9679 safe_referenced_var iterator.
9680 (add_type_alias): Ditto.
9682 2005-07-19 Steven Bosscher <stevenb@suse.de>
9684 * loop-init.c (rest_of_handle_loop2): Remove.
9685 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9686 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9687 (pass_rtl_loop_init, pass_rtl_loop_done,
9688 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9689 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9690 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9691 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9692 pass_tree_loop_done, and pass_tree_unswitch.
9693 (gate_loop): Rename to gate_tree_loop.
9694 * passes.c (init_optimization_passes): Update for renamed tree
9695 loop passes. Add the new loop2 passes as subpasses of loop2.
9696 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9697 Update for the renamed tree loop passes.
9699 2005-07-18 Ian Lance Taylor <ian@airs.com>
9702 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9703 blocks when optimizing.
9705 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9707 * common.opt (frename-registers): Initialize to 2.
9709 (fgcse-after-reload): Ditto.
9710 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9711 (process_options): Only change flag_web, flag_rename_registers,
9712 and flag_rerun_cse_after_loop if not explicitly set by user.
9714 2005-07-18 Jan Beulich <jbeulich@novell.com>
9716 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9717 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9718 in 64-bit mode the same as DImode in 32-bit mode.
9719 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9720 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9721 mode. Add new mode parameter.
9722 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9723 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9724 x86_64_shift_adj): New expanders.
9725 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9726 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9728 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9729 DImode shift splitters.
9730 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9731 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9734 2005-07-18 Jan Beulich <jbeulich@novell.com>
9736 * i386.md (movdi_extzv_1): New.
9737 (zero_extendhidi2): Combine alternatives and never force use of
9739 (zero_extendqidi2): Likewise. Don't restrict input selection.
9741 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9743 Fix PR tree-optimization/22531
9744 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9747 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9749 * tree-promote-statics.c (pass_promote_statics): Change dump file
9752 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9754 * tree-optimize.c (init_tree_optimization_passes): Add
9755 pass_eliminate_useless_stores pass.
9756 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9757 * tree-ssa-pre.c (is_copy_stmt): New function.
9758 (follow_copies_till_vuse): Ditto.
9759 (do_eustores): Ditto.
9760 (gate_eustores): Ditto.
9762 2005-07-16 Richard Henderson <rth@redhat.com>
9764 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9766 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9767 Kenneth Zadeck <zadeck@naturalbridge.com>
9769 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9770 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9771 ipa-type-escape.h, tree-promote-statics.c
9772 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9773 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9774 tree-promote-statics.c: new files.
9775 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9776 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9777 int nonlocal_set_p, mark_constant_function): Deleted.
9778 (rest_of_handle_cfg): Removed call to mark_constant_function.
9779 (nonoverlapping_component_refs_p): Added calls to support
9780 type based aliasing.
9781 * tree-ssa-alias.c (may_alias_p,
9782 compute_flow_insensitive_aliasing): Ditto.
9783 * calls.c (flags_from_decl_or_type): Removed reference to
9785 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9786 too many arguments. This is necessary for Spec 2000.
9787 * cgraph.h (const_function, pure_function): Removed.
9788 * common.opt: Added "fipa-pure-const", "fipa-reference",
9789 "fipa-type-escape", and "ftree-promote-static".
9791 * passes.c: Added ipa and tree-promote-statics passes.
9792 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9793 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9794 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9795 * tree-flow.h: Added exposed sra calls and addition of
9796 reference_vars_info field for FUNCTION_DECLS.
9797 * tree-pass.h: Added passes.
9798 * tree-sra.c: (sra_init_cache): New function.
9799 (sra_insert_before, sra_insert_after) Made public.
9800 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9802 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9803 aliasing. (may_alias_p): Added code to use type escape analysis to
9805 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9806 code to prune clobbers of static variables based on information
9807 produced in ipa-reference pass. Changed call clobbering so that
9808 statics are not marked as clobbered if the call does not clobber
9811 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9813 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9816 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9818 * doc/install.texi (*-*-solaris2*): Document recommended version
9819 of GNU binutils and mention GNU linker problem on Solaris 10.
9821 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9824 * c-decl.c (c_build_bitfield_integer_type): New function.
9825 (finish_struct): Call it.
9826 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9828 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9830 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9833 2005-07-16 Jan Hubicka <jh@suse.cz>
9835 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9836 (scale_bbs_frequencies_int): Watch roundoff errors.
9837 * predict.c (return_prediction): Initialize return_stmt.
9839 2005-07-16 Jan Hubicka <jh@suse.cz>
9841 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9842 after RTL profiling.
9844 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9847 * fold-const.c (build_range_check): Convert high/low to etype
9848 if we are only comparing against exp.
9850 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9852 Fix PR tree-optimization/22376
9853 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9855 (need_to_solve): New function.
9856 (compute_points_to_sets): Use it.
9858 2005-07-15 Jan Hubicka <jh@suse.cz>
9860 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9861 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9863 2005-07-15 Richard Guenther <rguenther@suse.de>
9865 * c-common.c (handle_flatten_attribute): New function.
9866 Add flatten function attribute.
9867 * doc/extend.texi: Document flatten function attribute.
9868 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9869 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9871 (cgraph_decide_inlining): Handle functions with flatten
9874 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9876 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9877 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9878 UNSPEC_XCHG, UNSPEC_AND): New.
9879 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9880 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9881 * config/rs6000/sync.md (FETCHOP): New code macro.
9882 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9884 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9885 (sync_compare_and_swap<mode>): Same.
9886 (sync_lock_test_and_set<mode>): Same.
9887 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9888 for QImode and HImode, and not PPC405.
9889 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9890 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9891 (sync_<fetchop>{si,di}_internal): New.
9892 (sync_nand{si,di}_internal): New.
9893 (sync_old_<fetchop>{si,di}_internal): New.
9894 (sync_old_nand{si,di}_internal): New
9895 (sync_new_<fetchop>{si,di}_internal): New.
9896 (sync_new_nand{si,di}_internal): New.
9897 (atomic_and{si,di}): New.
9898 (sync_new_nand{si,di}_internal): New.
9899 (atomic_and{si,di}): New.
9900 (sync_add<mode>_internal): Delete.
9901 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9902 (sync_sub<mode>_internal): Delte.
9903 (sync_subshort_internal): New.
9904 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9905 (sync_anddi_internal): Delete.
9906 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9907 (sync_booldi_internal): Delete.
9908 (sync_boolc<mode>_internal): Delete.
9909 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9910 (sync_boolc<mode>_internal2): Delete.
9911 (sync_boolcc<mode>_internal): Delete.
9912 (isync, lwsync): Use unspec instead of unspec_volatile.
9913 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9914 Revert UNSPEC_VOLATILE.
9915 (rs6000_split_atomic_op): New.
9916 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9918 2005-07-14 Eric Christopher <echristo@redhat.com>
9920 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9921 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9923 2005-07-14 Eric Christopher <echristo@redhat.com>
9925 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9927 2005-07-14 Steven Bosscher <stevenb@suse.de>
9929 PR tree-optimization/22230
9930 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9931 the computation of the four cross productions for "range op range".
9933 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9934 Ulrich Weigand <uweigand@de.ibm.com>
9937 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9940 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9942 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9944 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9946 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9948 2005-07-14 Richard Guenther <rguenther@suse.de>
9951 * config/i386/i386-protos.h (ix86_function_value): Change
9952 prototype to match new target hook.
9953 * config/i386/i386.c (ix86_value_regno): Change prototype
9954 to take extra type argument.
9955 (TARGET_FUNCTION_VALUE): Define.
9956 (ix86_function_ok_for_sibcall): Pass extra argument to
9957 ix86_value_regno, check return slot rtx for exact match.
9958 (ix86_function_value): Take extra parameter. Dispatch to
9959 ix86_value_regno with fndecl/fntype as provided.
9960 (ix86_value_regno): Handle extra type argument.
9961 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9963 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9964 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9965 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9966 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9967 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9969 2005-07-14 Richard Guenther <rguenther@suse.de>
9971 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9972 * calls.c (expand_call): Pass fntype to hard_function_value.
9973 (emit_library_call_value_1): Likewise.
9974 * explow.c: Include target.h.
9975 (hard_function_value): Take extra argument, the fntype.
9976 Use new target hook for function_value.
9977 * expr.h (hard_function_value): Change prototype.
9978 * function.c (aggregate_value_p): Pass 0 as fntype to
9979 hard_function_value.
9980 (assign_parms): Use new target hook for function_value.
9981 Pass 0 as fntype to hard_function_value.
9982 (expand_function_end): Likewise.
9983 * reg-stack.c: Include target.h.
9984 (stack_result): Use new target hook for function_value.
9985 * target-def.h: New target hook function_value.
9986 * target.h: Likewise.
9987 * targhooks.c (default_function_value): New function.
9988 * targhooks.h (default_function_value): Declare.
9990 2005-07-13 Ian Lance Taylor <ian@airs.com>
9992 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9994 2005-07-14 Jan Hubicka <jh@suse.cz>
9996 * tree-dfa.c (dump_variable): Use default_def function.
9997 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9998 * tree-ssa.c (verify_use): Likewise.
9999 * tree-ssanames.c (release_ssa_name): Likewise.
10000 * tree-tailcall.c (eliminate_tail_call): Likewise.
10001 (tree_optimize_tail_calls_1): Likewise.
10002 * tree-vrp.c (get_value_range): Likewise.
10004 2005-07-14 Ben Elliston <bje@au.ibm.com>
10006 * gcc.c (main): Compare language[0] with '*' when iterating over
10009 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10011 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10012 "s390_emit_compare". Add handling of CCZ1mode.
10013 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10014 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10016 (s390_branch_condition_mask): Add CCZ1mode handling.
10017 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10018 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10019 Use CCZ1mode instead of CCZmode.
10020 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10022 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10024 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10026 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10028 2005-07-13 Eric Christopher <echristo@redhat.com>
10030 * config/mips/mips.c (mips_canonicalize_comparison): New.
10031 (mips_emit_int_relational): Use.
10033 2005-07-13 Eric Christopher <echristo@redhat.com>
10035 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10036 static extra parts.
10037 * config/s390/s390.md: Include tpf.md. Move tpf specific
10039 * config/s390/tpf.md: To here.
10040 * config/s390/s390.opt: Move tpf specific options...
10041 * config/s390/tpf.opt: to here. Add mmain option.
10042 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10043 * config/s390/tpf.h: Rewrite.
10045 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10047 * doc/tm.texi: Remove @xref{Cross-profiling}.
10049 2005-07-13 Jeff Law <law@redhat.com>
10051 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10052 expressions, test their _DECL operands for pointer equality rather
10053 than using operand_equal_p.
10055 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10057 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10058 (TARGET_POSIX_IO): This.
10059 * config/darwin.h: Likewise.
10060 * config/freebsd.h: Likewise.
10061 * config/linux.h: Likewise.
10062 * config/lynx.h: Likewise.
10063 * config/netbsd.h: Likewise.
10064 * config/rs6000/linux64.h: Likewise.
10065 * config/rs6000/linux.h: Likewise.
10066 * config/s390/tpf.h: Likewise.
10067 * config/sh/embed-elf.h: Likewise.
10068 * config/sparc/linux64.h: Likewise.
10069 * config/sparc/linux.h: Likewise.
10070 * config/svr4.h: Likewise.
10071 * gcov-io.h: Likewise.
10073 * doc/tm.texi: Updated.
10075 * libgcov.c (create_file_directory): Defined only if
10076 TARGET_POSIX_IO is defined.
10077 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10080 2005-07-13 Jan Hubicka <jh@suse.cz>
10082 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10084 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10086 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10087 structure as argument.
10089 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10091 PR tree-optimization/21921
10092 * tree-iterator.c (tsi_link_before): Support the case when
10093 tsi_end_p (tsi) == true.
10095 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10097 PR tree-optimization/22442
10098 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10101 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10103 PR rtl-optimization/20376
10104 * toplev.c (process_options): Enable -fweb and -frename-registers when
10106 * doc/invoke.texi: Update the information about when -fweb and
10107 -frename-registers are enabled.
10109 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10112 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10113 if *rhs_p is not a SSA_NAME.
10115 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10117 Fix PR tree-optimization/22422
10118 * tree-ssa-structalias.c (struct variable_info): Add flag for
10120 (get_varinfo): Now a static function.
10121 (new_varinfo): init has_union and is_special_var to false.
10122 (solution_set_add): Check has_union.
10123 (do_da_constraint): Move temporary variable so it gets reset
10125 Also check for special variable.
10126 (do_ds_constraint): Ditto.
10127 (do_sd_constraint): Ditto.
10128 (do_structure_copy): Check for special variable.
10129 (find_func_aliases): Ditto.
10130 (init_base_vars): Set special vars properly.
10132 2005-07-13 Jan Hubicka <jh@suse.cz>
10134 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10137 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10138 (get_expr_operands): Fix thinko wrt flags and subvars.
10140 PR tree-optimize/22379
10141 * tree-inline.c (expand_call_inline): Do not output sorry in early
10144 2005-07-12 Dale Johannesen <dalej@apple.com>
10146 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10148 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10151 * host-linux.h: Include limits.h.
10153 2005-07-12 Dale Johannesen <dalej@apple.com>
10155 * expr.c (compress_float_constant): Add cost check.
10156 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10158 2005-07-12 Dale Johannesen <dalej@apple.com>
10160 * gcc.target/i386/compress-float-sse.c: New.
10161 * gcc.target/i386/compress-float-sse-pic.c: New.
10162 * gcc.target/i386/compress-float-387.c: New.
10163 * gcc.target/i386/compress-float-387-pic.c: New.
10164 * gcc.dg/compress-float-ppc.c: New.
10165 * gcc.dg/compress-float-ppc-pic.c: New.
10167 2005-07-12 Eric Christopher <echristo@redhat.com>
10169 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10170 static extra parts.
10171 * config/s390/s390.md: Include tpf.md. Move tpf specific
10173 * config/s390/tpf.md: To here.
10174 * config/s390/s390.opt: Move tpf specific options...
10175 * config/s390/tpf.opt: to here. Add mmain option.
10176 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10177 * config/s390/tpf.h: Rewrite.
10179 2005-07-12 Eric Christopher <echristo@redhat.com>
10181 * gcc.c (struct infile): Update comment for language.
10182 (main): Rewrite input file resetting code.
10184 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10187 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10188 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10189 (lookup_avail_expr): Use constant_boolean_node instead
10190 of boolean_false_node/boolean_true_node.
10192 2005-07-12 Ben Elliston <bje@au.ibm.com>
10194 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10195 and use it when printing num_edges.
10197 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10199 * doc/extend.texi (Blackfin Built-in Functions): New section.
10200 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10203 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10205 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10206 s/cmpstrsi/cmpstrnsi
10207 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10209 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10210 (init_optabs): Initialize cmpstrn_optab.
10211 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10212 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10213 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10214 * config/i386/i386.md: s/cmpstr/cmpstrn
10215 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10216 * doc/md.texi: Update documentation.
10218 2005-07-11 Richard Henderson <rth@redhat.com>
10220 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10221 build_va_arg_indirect_ref.
10222 (alpha_gimplify_va_arg): Likewise.
10223 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10224 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10225 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10226 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10227 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10228 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10230 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10232 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10234 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10235 * passes.c (init_optimization_passes): Add pass_empty_loop.
10236 * tree-pass.h (pass_empty_loop): Declare.
10237 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10238 try_remove_empty_loop, remove_empty_loops): New functions.
10239 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10240 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10242 2005-07-12 Peter Barada <peter@the-baradas.com>
10244 PR middle-end/16719
10245 PR middle-end/18421
10246 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10247 in address registers.
10248 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10249 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10250 alternative of addsi3_5200.
10252 2005-07-11 Ian Lance Taylor <ian@airs.com>
10254 * config/mips/mips.md (ffs<mode>2): Remove.
10256 2005-07-11 Ian Lance Taylor <ian@airs.com>
10258 * doc/tree-ssa.texi (Cleanups): Improve description of
10260 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10262 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10264 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10265 * tree.h (DECL_ARGUMENT_FLD): New macro.
10267 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10269 Fix PR tree-optimization/22404
10271 * tree-ssa-structalias.c (create_variable_info_for): Use
10274 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10276 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10277 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10278 for second comparison operand.
10279 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10281 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10282 (define_insn_reservation "alu"): Likewise.
10283 (csync, ssync): Now of type sync.
10284 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10285 -mcsync-anomaly -mspecld-anomaly.
10286 * config/bfin/bfin.opt (mcsync): Remove.
10287 (mcsync-anomaly, mspecld-anomaly): Add.
10288 * config/bfin/bfin.c: Include "insn-codes.h".
10289 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10290 (TARGET_DEFAULT_TARGET_FLAGS): New.
10291 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10293 2005-07-11 Steven Bosscher <stevenb@suse.de>
10295 * basic-block.h: Give the BB flags enum a name, bb_flags.
10296 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10297 * cfgcleanup.c (enum bb_flags): Remove here.
10298 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10299 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10300 (update_forwarder_flag): Likewise.
10301 (thread_jump): Likewise.
10302 (try_forward_edges): Likewise.
10303 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10304 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10305 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10307 2005-07-11 Richard Guenther <rguenther@suse.de>
10309 * config/i386/i386.opt: New target option -msseregparm.
10310 * config/i386/i386.c (override_options): Error out for
10311 -msseregparm but no SSE support.
10312 (ix86_function_sseregparm): Check for global sseregparm.
10313 * doc/invoke.texi: Document -msseregparm.
10315 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10317 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10318 (m32rle-*-linux*): Ditto.
10320 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10322 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10323 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10326 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10328 PR middle-end/22239
10330 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10331 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10333 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10335 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10336 (varmap): Heapify varmap.
10337 (constraints): Heapify constraints.
10338 (struct constraint_graph): Heapify succs and preds.
10339 (constraint_vec_find): Update for heapification.
10340 (constraint_set_union): Ditto.
10341 (insert_into_complex): Ditto.
10342 (constraint_edge_vec_find): Ditto.
10343 (erase_graph_self_edge): Ditto.
10344 (add_graph_edge): Ditto.
10345 (get_graph_weights): Ditto.
10346 (merge_graph_nodes): Ditto.
10347 (build_constraint_graph): Ditto.
10348 (topo_visit): Ditto.
10349 (solve_graph): Ditto.
10350 (create_variable_info_for): Ditto.
10351 (init_base_vars): Ditto.
10352 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10353 (condese_varmap_nodes): Free complex vector.
10354 (clear_edges_for_node): Clear succs and preds vector.
10356 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10358 * tree-ssa-structalias.c (update_alias_info): Change counting of
10359 references to not include vdefs.
10361 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10363 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10364 (up_insert): Ditto.
10366 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10368 * pa.c (pa_commutative_p): Make PLUS commutative when
10369 TARGET_NO_SPACE_REGS is true.
10371 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10373 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10374 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10375 * tree-dfa.c (dump_subvars_for): New.
10376 (debug_subvars_for): New.
10377 (dump_variable): Show subvariables if VAR has them.
10378 * tree-flow-inline.h (get_subvar_at): New.
10379 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10380 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10382 (struct subvar): Change fields offset and size to unsigned
10384 (dump_subvars_for): Declare.
10385 (debug_subvars_for): Declare.
10386 (get_subvar_at): Declare.
10387 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10388 to unsigned HOST_WIDE_INT *.
10389 (overlap_subvar): Likewise.
10390 * tree-gimple.c (is_gimple_reg): Always return false for
10391 SFTs and memory tags.
10392 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10393 Update all callers.
10394 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10395 (compute_may_aliases): Call compute_points_to_sets.
10396 (collect_points_to_info_for): Remove.
10397 (compute_points_to_and_addr_escape): Remove.
10398 (delete_alias_info): Call delete_points_to_sets.
10399 (compute_flow_sensitive_aliasing): If the call to
10400 find_what_p_points_to returns false, call set_pt_anything.
10401 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10402 (set_pt_anything): Clear pi->pt_vars.
10403 (set_pt_malloc): Remove.
10404 (merge_pointed_to_info): Remove.
10405 (add_pointed_to_expr): Remove.
10406 (add_pointed_to_var): Remove.
10407 (collect_points_to_info_r): Remove.
10408 (is_escape_site): Make extern.
10410 (create_overlap_variables_for): Call it.
10411 * tree-ssa-copy.c (merge_alias_info): Never merge
10412 flow-sensitive alias information.
10413 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10414 offset and size to be unsigned HOST_WIDE_INT.
10415 (add_to_addressable_set): Rename from note_addressable.
10416 Set TREE_ADDRESSABLE as the variables are added to the set.
10418 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10419 operands into VUSEs when adding V_MAY_DEFs for members in an
10421 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10422 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10423 (struct variable_info): Add bitfield is_heap_var.
10424 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10425 (new_var_info): Initialize is_heap_var.
10426 (get_constraint_for): Add HEAP variables to the symbol table.
10427 Mark them with is_heap_var.
10428 (update_alias_info): New. Taken mostly from the old
10429 compute_points_to_and_addr_escape.
10430 (handle_ptr_arith): New.
10431 (find_func_aliases): Call update_alias_info.
10432 Call handle_ptr_info for tcc_binary expressions.
10433 Call mark_stmt_modified.
10434 (create_variable_info_for): If DECL has subvars, do not create
10435 variables for its subvars. Always add all the fields.
10436 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10437 SFTs, then add all the SFTs of the structure.
10438 If VI->DECL is an aggregate with subvariables, add the SFT at
10440 (find_what_p_points_to): If VI is an artificial variable,
10441 translate to bitfields in SSA_NAME_PTR_INFO.
10442 If the solution is empty, set pi->pt_vars to NULL
10443 (init_base_vars): Create ANYOFFSET.
10444 (compute_points_to_sets): Rename from create_alias_vars.
10446 (pass_build_pta): Remove.
10447 (delete_points_to_sets): Rename from delete_alias_vars.
10448 (pass_del_pta): Remove.
10449 * tree-ssa-structalias.h (struct alias_info): Move from
10451 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10452 NUM_REFERENCES_SET): Likewise.
10453 (compute_points_to_sets, delete_points_to_sets): Declare.
10455 2005-07-09 Richard Henderson <rth@redhat.com>
10457 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10458 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10459 alpha_split_lock_test_and_set_12): New functions.
10460 * config/alpha/alpha-protos.h: Update.
10461 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10462 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10463 * config/alpha/sync.md (I12MODE): New.
10464 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10465 (sync_<fetchop_name><I48MODE>): Likewise.
10466 (sync_nand<I48MODE>): Likewise.
10467 (sync_old_<fetchop_name><I48MODE>): Likewise.
10468 (sync_new_<fetchop_name><I48MODE>): Likewise.
10469 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10470 (sync_compare_and_swap<I48MODE>): Likewise.
10471 (sync_lock_test_and_set<I48MODE>): Likewise.
10472 (sync_compare_and_swap<I12MODE>): New.
10473 (sync_compare_and_swap<I12MODE>_1): New.
10474 (sync_lock_test_and_set<I12MODE>): New.
10475 (sync_lock_test_and_set<I12MODE>_1): New.
10477 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10481 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10483 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10485 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10486 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10488 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10491 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10493 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10495 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10496 memory_operand constraint.
10497 (store_conditional_<mode>): Same.
10498 (sync_compare_and_swap<mode>): Same.
10499 (sync_lock_test_and_set<mode>): Same.
10501 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10503 Rewrite PIC support to more closely model actual instructions.
10504 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10505 (cris_symbol): Remove prototypes for removed functions.
10506 (cris_pic_symbol_type_of, cris_valid_pic_const)
10507 (cris_expand_pic_call_address): Prototypes for new functions.
10508 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10510 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10512 <case ':'>: Add case for new punctuation character.
10513 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10514 emitting (extra) PIC modifier.
10515 <case UNSPEC>: Do not assert for PLT.
10516 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10517 (cris_expand_prologue, cris_expand_epilogue): Check
10518 for pic_offset_table_rtx usage instead of taking
10519 current_function_uses_pic_offset_table as the final word.
10520 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10521 Remove flag_pic difference.
10522 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10523 the moral equivalents of...
10524 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10526 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10527 (cris_handle_option): Mark ARG as unused.
10528 (cris_expand_pic_call_address): New worker function for "call",
10530 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10531 output PIC constructs here.
10532 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10533 as symbol-specific modifers, not whole or part of operands.
10534 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10535 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10536 constants and flag_pic.
10537 (CONSTANT_INDEX_P): Adjust for new functions.
10538 (enum cris_pic_symbol_type): New helper type.
10539 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10540 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10541 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10543 ("movsi"): Emit actual instructions for GOT and relative access.
10544 ("*movsi_got_load"): New pattern to set up the register holding
10546 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10547 Adjust FIXME for 'S'.
10548 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10549 Use "movs" for -fpic cases.
10550 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10551 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10552 ("call", "call_value"): Just call cris_expand_pic_call_address for
10554 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10555 Remove special pattern.
10556 ("*expanded_call_side", "*expanded_call_value_side"): New
10558 (gotplt-to-plt, gotplt-to-plt-side-call)
10559 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10561 * config/cris/cris/predicates.md
10562 ("cris_general_operand_or_gotless_symbol"): Remove unused
10564 ("cris_general_operand_or_symbol"): Adjust for new functions.
10566 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10568 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10570 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10572 * Makefile.in (TREE_H): Add treestruct.def.
10573 (c-decl.o): Add pointer-set.h
10574 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10575 visibility on regular DECL's.
10576 (merge_decls): Fix the copying of decl nodes of various types for
10577 the new structures. Don't update RTL, section name, weak status,
10578 etc, on DECL's without RTL.
10579 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10580 Don't check volatile on non-variable types.
10581 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10582 to check whether we have seen arguments.
10583 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10584 flag is checked before field (flag is common, field is not).
10585 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10586 TS_DECL_COMMON could have an origin.
10587 (add_location_or_const_value_attribute): Don't check section name
10588 on non-var/function decls.
10589 (dwarf2out_var_location): Reverse order of tests.
10590 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10591 with DECL_WRTL_CHECK.
10592 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10593 * fold-const.c (fold_binary): Don't check weakness on
10594 non-var/function decls.
10595 (tree_expr_nonzero_p): Ditto.
10596 (fold_checksum_tree): Use tree_decl_extra as sizeof
10598 * ggc-page.c (extra_order_size_table): Add sizes for
10599 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10601 * gimplify.c (gimplify_bind_expr): Only set
10602 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10603 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10605 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10606 * langhooks.h (init_ts). New langhook.
10607 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10608 * print-tree.c (print_node): Update to only print fields that
10609 exist in the structures the passed decl has.
10610 * toplev.c (wrapup_global_declarations): Don't reset
10611 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10612 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10613 * tree-inline.c (remap_decl): Ditto.
10614 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10615 * tree-pretty-print.c (print_declaration): Don't print
10616 DECL_REGISTER on things that don't contain it.
10617 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10618 non-var/function decls.
10619 * tree.c (tree_contains_struct): New structure.
10620 (init_priority_for_decl): New hashtable.
10621 (tree_int_map): New structure.
10622 (tree_int_map_eq): New function.
10623 (tree_int_map_marked_p): Ditto.
10624 (tree_int_map_hash): Ditto.
10625 (tree_map): Move to tree.h.
10626 (tree_map_eq): Externalize.
10627 (tree_map_hash): Ditto.
10628 (tree_map_marked_p): Ditto.
10629 (init_ttree): Set up tree_contains_struct and call langhook.
10630 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10631 (tree_code_size): Update for new structures.
10632 (tree_node_structure): Update for new structures.
10633 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10635 (copy_node_stat): Copy init priority.
10636 (build_decl_stat): Ditto for visibility.
10637 (ts_enum_names): New.
10638 (tree_contains_struct_check_failed): New function.
10639 (decl_init_priority_lookup): Ditto.
10640 (decl_init_priority_insert): Ditto.
10641 * treestruct.def: New file.
10642 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10643 (CONTAINS_STRUCT_CHECK): Ditto.
10644 (tree_contains_struct_check_failed): New prototype.
10645 (DECL_CHECK): Removed.
10646 (DECL_MINIMAL_CHECK): New.
10647 (DECL_COMMON_CHECK): Ditto.
10648 (DECL_WRTL_CHECK): Ditto.
10649 (DECL_NON_COMMON_CHECK): Ditto.
10650 (DECL_WITH_VIS_CHECK): Ditto.
10651 (VAR_OR_FUNCTION_DECL_P): Ditto
10652 (struct tree_decl_minimal): New structure.
10653 (struct tree_decl_common): Ditto.
10654 (struct tree_decl_with_rtl): Ditto.
10655 (struct tree_decl_with_vis): Ditto.
10656 (struct tree_decl_non_common): Ditto.
10657 (struct tree_field_decl): Ditto.
10658 (struct tree_parm_decl): Ditto.
10659 (struct tree_var_decl): Ditto.
10660 (struct tree_function_decl): Ditto.
10661 (struct tree_const_decl): Ditto.
10662 (struct tree_result_decl): Ditto.
10663 (union tree_node): Add new structures.
10664 * var-tracking.c (track_expr_p): Reverse order of tests.
10666 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10668 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10670 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10671 * system.h: Poison FINALIZE_PIC.
10672 * doc/tm.texi (FINALIZE_PIC): Remove.
10674 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10677 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10678 to the correct type if we have a MODIFY_EXPR.
10680 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10682 PR tree-optimization/22360
10683 * tree.c (upper_bound_in_type): Fix calculations for casting
10684 to a non-wider signed type and casting a signed value to a
10685 wider unsigned type.
10686 (lower_bound_in_type): Fix calculations for casting to a
10687 non-wider signed type.
10689 PR tree-optimization/20139
10690 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10692 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10693 fold_cond_expr_cond.
10694 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10695 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10697 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10700 * tree-complex.c (expand_complex_libcall): Produce
10701 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10703 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10705 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10706 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10707 b" assert and inserted fastpath code for this case.
10708 (bitmap_ior): Removed "a != b" assert.
10710 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10712 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10713 (ENDFILE_SPEC): Likewise.
10714 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10716 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10717 a large stack frame at epilogue.
10719 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10721 * final.c: Include sdbout.h when required.
10723 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10725 * config.gcc (*-*-darwin*): Only one target-specific header file
10726 for generic darwin.
10727 (powerpc-*-darwin*): Add version-specific header files.
10728 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10729 * config.in: Regenerate.
10730 * configure: Regenerate.
10731 * gcc.c: Include xregex.h.
10732 (version_compare_spec_function): New.
10733 (spec_function): Add version-compare.
10734 (replace_outfile_spec_function): Reformat comment.
10735 (compare_version_strings): New.
10736 * config/darwin-c.c (version_as_macro): New.
10737 (builtin_define): New.
10738 (darwin_cpp_builtins): New.
10739 * config/darwin-protos.h (darwin_cpp_builtins): New.
10740 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10741 (LIB_SPEC): Make unconditional, update comment.
10742 (TARGET_C99_FUNCTIONS): Define.
10743 * config/darwin.opt: Sort.
10744 (mmacosx-version-min=): New.
10745 * config/darwin7.h: Delete.
10746 * config/darwin8.h: Delete.
10747 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10748 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10749 (TARGET_C99_FUNCTIONS): Define.
10750 * config/rs6000/darwin7.h: New.
10751 * config/rs6000/darwin8.h: New.
10752 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10753 (-mmacosx-version-min): Document.
10755 2005-07-07 Ian Lance Taylor <ian@airs.com>
10757 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10759 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10761 PR middle-end/22239
10762 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10764 2005-07-07 Khem Raj <kraj@mvista.com>
10766 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10767 in bytes, not words.
10769 2005-07-07 Paul Brook <paul@codesourcery.com>
10771 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10772 DEFAULT_FUNCTION_ARG_PADDING to upward.
10774 2005-07-07 Richard Henderson <rth@redhat.com>
10776 * function.c (locate_and_pad_parm): Record parameter alignment in
10777 stack_alignment_needed.
10779 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10781 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10782 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10783 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10784 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10785 (define_attr "type"): Add isync, sync, load_l, store_c.
10786 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10787 Create scratch volatile MEM.
10788 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10790 (load_locked_<mode>): New.
10791 (store_conditional_<mode>): New.
10792 (sync_compare_and_swap<mode>): Replace with splitter.
10793 (sync_lock_test_and_set<mode>): Replace with splitter.
10794 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10796 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10797 is ics. Attribute isync.
10798 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10800 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10801 and UNSPECV_SYNC_OP.
10802 (emit_unlikely_jump): New.
10803 (emit_load_locked): New.
10804 (emit_store_conditional): New.
10805 (rs6000_split_compare_and_swap): New.
10806 (rs6000_split_lock_test_and_set): New.
10807 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10808 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10809 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10810 rs6000_split_lock_test_and_set): Declare.
10811 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10812 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10813 store_c, isync, sync.
10815 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10817 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10818 filenames to gtyp-gen.h.
10819 (s-typ-gen): Use it in place of for loops.
10821 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10823 * hooks.c (hook_bool_rtx_int_false): New function.
10824 * hooks.h (hook_bool_rtx_int_false): Declare.
10825 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10826 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10827 * target.h (struct gcc_target): Add commutative_p member.
10828 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10829 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10830 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10831 (pa_commutative_p): New function.
10832 * jump.c (target.h): Include.
10833 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10834 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10836 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10838 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10839 (s390_expand_setmem): New.
10840 * config/s390/s390.c: Likewise.
10841 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10843 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10844 general_operand. Call new function "s390_expand_setmem".
10845 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10846 ("setmem_long", "*setmem_long"): ... this.
10848 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10850 * config/s390/s390.c: (optimization_options): Enable
10851 TARGET_MVCLE at -Os.
10852 * doc/invoke.texi: Document changes in default behaviour.
10853 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10855 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10857 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10858 defined by back-end.
10860 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10862 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10863 all sets in the pattern.
10864 * config/rs6000/rs6000.md (stack_protect_testsi,
10865 stack_protect_testdi): Likewise.
10867 2005-07-06 Jeff Law <law@redhat.com>
10869 * tree-vrp.c (simplify_using_ranges): Kill.
10870 (vrp_finalize): Remove call to simplify_using_ranges.
10871 (simplify_stmt_using_ranges): New function extracted from
10872 simplify_using_ranges.
10873 (simplify_div_or_mod_using_ranges): Likewise.
10874 (simplify_abs_using_ranges): Likewise.
10875 (simplify_cond_using_ranges): New function.
10876 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10877 * tree-ssa-propagate.c (substitute_and_fold): Call
10878 simplify_stmt_using_ranges if we have range information.
10880 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10882 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10883 ia64_flag_schedule_isns2.
10885 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10886 reading/writing general registers.
10887 (ia64_function_arg): Revert 2005-06-18 change.
10889 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10891 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10892 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10894 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10896 * function.c (expand_function_end): Revert part of 2005-06-27
10897 patch. Do sjlj_emit_function_exit_after after return_label.
10899 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10901 * doc/install.texi (--disable-libssp): New.
10903 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10905 * doc/invoke.texi: Update -fforce-mem documentation.
10906 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10907 code for -fforce-mem.
10908 * expmed.c: (store_bit_field,store_fixed_bit_field,
10909 extract_bit_field): Ditto.
10910 * expr.c: (convert_move): Ditto.
10911 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10912 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10913 emit_conditional_add,expand_float,expand_fix): Ditto.
10914 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10915 (common_handle_option): Issue warning when -fforce-mem specified.
10917 2005-07-06 Paul Brook <paul@codesourcery.com>
10919 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10921 * configure: Regenerate.
10923 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10925 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10927 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10929 Fix PR tree-optimization/22319
10930 Fix PR tree-optimization/22140
10931 Fix PR tree-optimization/22310
10933 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10934 variable sized types.
10935 Use correct type for intermediate structure on *a = *b structure
10938 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10940 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10942 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10943 (machine_function): Move typedef to...
10944 * config/rs6000/rs6000.c (machine_function): ... here. Add
10945 varargs_save_offset field.
10946 (rs6000_stack_t): Remove varargs_size field.
10947 (setup_incoming_varargs): Allocate varargs save area using
10948 assign_stack_local, try to make it as small as possible.
10949 Save offset from virtual_stack_vars_rtx to the save area
10950 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10951 instead of magic 8 when fp word byte size is used.
10952 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10953 instead of -RS6000_VARARGS_SIZE.
10954 (rs6000_stack_info, debug_stack_info,
10955 rs6000_initial_elimination_offset): Remove all traces of
10957 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10958 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10959 RS6000_VARARGS_AREA.
10961 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10963 PR tree-optimization/21963
10964 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10965 constant_multiple_of in the same way get_computation_cost_at does.
10967 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10969 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10970 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10971 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10972 and return its previous value.
10973 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10974 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10976 (stack_protect_set, stack_protect_test): New expanders.
10977 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10978 stack_protect_testdi): New insns.
10979 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10980 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10982 2005-07-06 Jeff Law <law@redhat.com>
10984 * tree-ssa-dce.c (cfg_altered): New global.
10985 (tree_dce_init): Initialize cfg_altered.
10986 (remove_dead_stmt): If we remove an edge in the CFG, then set
10988 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10991 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10993 * Makefile.in (stamp-collect-ld): Use
10994 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10995 ./collect-ld if it already exists.
10996 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10997 Don't remove ./nm if it already exists.
10999 2005-07-05 Devang Patel <dpatel@apple.com>
11001 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11002 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11003 * tree-vectorizer.c (vect_loop_location): New.
11004 (vect_print_dump_info): Use vect_loop_location.
11005 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11006 (vectorize_loops): Set vect_loop_location.
11007 * tree-vect-analyze.c (vect_analyze_offset_expr,
11008 vect_determin_vectorization_factor, vect_analyze_operations,
11009 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11010 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11011 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11012 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11013 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11014 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11015 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11016 vect_analyze_loop): Adjust vect_print_dump_info API.
11017 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11018 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11019 vect_finish_stmt_generation, vectorizable_assignment,
11020 vectorizable_operation, vectorizable_store, vectorizable_load,
11021 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11022 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11023 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11024 vect_transform_loop): Same.
11025 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11026 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11029 2005-07-05 Randolph Chung <tausq@debian.org>
11031 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11032 * configure: Regenerate.
11033 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11034 (pa_tls_referenced_p): Declare.
11035 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11036 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11037 (legitimize_tls_address): New.
11038 (hppa_legitimize_address): Handle TLS addresses.
11039 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11040 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11041 (emit_move_sequence): Handle TLS addresses.
11042 (pa_encode_section_info): Call default handler to handle common
11044 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11045 (CONSTANT_ADDRESS_P): Reject TLS operands.
11046 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11047 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11048 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11049 (UNSPEC_TLSLE): Define new constants.
11050 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11051 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11052 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11053 (tie_symbolic_operand, tle_symbolic_operand): New
11055 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11057 * aclocal.m4: Update macros for autoconf 2.59 style.
11058 * configure.ac: Likewise.
11060 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11062 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11063 (function_arg): Pass small aggregates in general registers on 32-bit
11065 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11067 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11069 * Makefile.in (final.o): Fix dependencies.
11071 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11075 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11076 * langhooks.c (lhd_expr_to_decl): New.
11077 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11079 (LANG_HOOKS_INITIALIZER): Update.
11080 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11081 expr_to_decl langhook.
11082 * c-tree.h (c_expr_to_decl): Declare.
11083 * c-typeck.c (c_expr_to_decl): New.
11084 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11086 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11088 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11091 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11092 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11094 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11096 * Makefile.in: Adjust dependencies.
11097 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11098 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11099 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11100 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11101 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11102 rest_of_compilation.
11104 * bb-reorder.c (gate_duplicate_computed_gotos,
11105 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11106 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11107 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11108 pass_partition_blocks): New.
11109 * bt-load.c (gate_handle_branch_target_load_optimize,
11110 rest_of_handle_branch_target_load_optimize,
11111 pass_branch_target_load_optimize): New.
11112 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11114 * cfglayout.c (pass_insn_locators_initialize): New.
11115 * cfgrtl.c (pass_free_cfg): New.
11116 * combine.c (gate_handle_combine, rest_of_handle_combine,
11117 pass_combine): New.
11118 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11119 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11120 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11121 * except.c (pass_set_nothrow_function_flags,
11122 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11124 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11125 rest_of_handle_shorten_branches, pass_shorten_branches,
11126 rest_of_clean_state, pass_clean_state): New.
11127 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11128 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11129 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11131 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11132 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11133 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11134 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11136 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11137 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11138 pass_rtl_ifcvt, gate_handle_if_after_combine,
11139 rest_of_handle_if_after_combine, pass_if_after_combine,
11140 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11141 pass_if_after_reload): New.
11142 * integrate.c (pass_initial_value_sets): New.
11143 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11144 pass_purge_lineno_notes): New.
11145 * mode-switching.c (rest_of_handle_mode_switching,
11146 pass_mode_switching): New.
11147 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11148 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11150 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11151 pass_loop_optimize): New.
11152 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11154 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11156 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11157 pass_postreload_cse): New.
11158 * profile.c (gate_handle_profiling, pass_profiling,
11159 rest_of_handle_branch_prob, pass_branch_prob): New.
11160 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11161 pass_split_before_regstack, gate_handle_split_before_regstack,
11162 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11163 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11164 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11165 pass_stack_regs): New.
11166 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11167 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11168 pass_stack_adjustments): New.
11169 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11170 pass_regrename): New.
11171 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11172 pass_delay_slots, gate_handle_machine_reorg,
11173 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11174 * rtl.h (extern void purge_line_number_notes): New.
11175 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11176 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11178 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11180 * value-prof.c (gate_handle_value_profile_transformations,
11181 rest_of_handle_value_profile_transformations,
11182 pass_value_profile_transformations): New.
11183 * var-tracking.c (gate_handle_var_tracking,
11184 pass_variable_tracking): New.
11185 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11187 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11188 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11189 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11190 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11191 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11192 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11193 rest_of_handle_gcse2, rest_of_handle_regmove,
11194 rest_of_handle_tracer, rest_of_handle_if_conversion,
11195 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11196 rest_of_handle_web, rest_of_handle_branch_prob,
11197 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11198 rest_of_handle_jump_bypass, rest_of_handle_combine,
11199 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11200 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11201 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11202 rest_of_handle_mode_switching, rest_of_handle_jump,
11203 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11204 rest_of_handle_flow2, rest_of_handle_jump2,
11205 rest_of_handle_peephole2, rest_of_handle_postreload,
11206 rest_of_handle_shorten_branches, rest_of_clean_state,
11207 rest_of_compilation): Remove.
11209 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11210 * passes.c (dump_flags, in_gimple_form, all_passes,
11211 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11212 register_dump_files, next_pass_1, last_verified, execute_todo,
11213 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11214 from tree-optimize.c.
11215 (init_optimization_passes): Moved from tree-optimize.c,
11216 adding the RTL optimizations.
11217 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11218 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11219 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11220 register_dump_files, next_pass_1, last_verified, execute_todo,
11221 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11222 init_tree_optimization_passes, ipa_passes): Delete.
11223 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11225 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11226 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11228 (ipa_passes): Remove.
11229 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11230 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11231 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11232 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11233 (dump_info_p, dump_flag): Moved to tree-dump.h.
11235 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11237 * passes.c (finish_optimization_passes): Use dump_begin
11238 and dump_end, TDI_end.
11239 (gate_rest_of_compilation): New.
11240 (pass_rest_of_compilation): Use it.
11241 (gate_postreload, pass_postreload): New.
11242 * toplev.c (general_init): Rename init_tree_optimization_passes.
11243 * toplev.h (init_tree_optimization_passes): Rename to
11244 init_optimizations_passes.
11245 * tree-dump.c (dump_flag): Make static.
11246 (dump_files): Remove RTL dumps.
11247 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11248 pass_cleanup_cfg, pass_free_cfg_annotations,
11249 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11250 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11251 * tree-pretty-print.c: Include tree-pass.h.
11252 * cgraph.c: Include tree-dump.h.
11254 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11256 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11257 Only fall back to saying it points to readonly memory if
11258 we can't do better.
11260 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11262 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11263 * config/m32r/m32r.c (m32r_compute_frame_size,
11264 m32r_expand_prologue): Take current_function_profile into
11265 account whenever we reference
11266 current_function_uses_pic_offset_table.
11267 (m32r_finalize_pic): Remove.
11268 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11270 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11272 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11273 instead of $<. Don't remove ./as if it already exists.
11275 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11278 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11279 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11280 for complex modes when generating code for PA 1.0.
11281 (VALID_FP_MODE_P): New macro.
11282 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11283 sets for all general and floating point modes. Align wide floating
11284 point modes to even register boundaries to comply with architectural
11286 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11287 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11288 (VALID_FP_MODE_P): New macro.
11289 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11290 sets for all general and floating point modes. Align wide floating
11291 point modes to even register boundaries to comply with architectural
11294 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11296 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11299 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11301 * tree-ssa-structalias.c: Don't include expr.h.
11303 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11305 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11308 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11310 Fix PR tree-optimization/22279
11312 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11315 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11317 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11319 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11321 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11322 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11323 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11324 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11325 config/stormy16/stormy16.c, config/v850/v850.c,
11326 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11327 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11328 Avoid "." or "\n" at end of diagnostics and capital letters at
11329 start of diagnostics.
11330 * combine.c, cse.c: Don't translate dump file output.
11331 * toplev.c (print_version): Only translate output if going to
11334 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11336 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11337 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11340 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11342 * pa.c (fix_range): Fix typo in comment.
11344 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11346 * tree-vrp.c (extract_range_from_assert): Replace
11347 fold (build (...)) with fold_build2.
11349 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11351 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11352 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11353 (format_types_orig, handle_format_attribute): Add support for
11356 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11358 * varasm.c (assemble_variable): Fix format specifier thinko.
11360 2005-07-03 Ira Rosen <irar@il.ibm.com>
11362 PR tree-optimization/22029 (and 22135)
11363 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11364 a phi node before calling dump_vops.
11366 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11368 * tree-dump.h (dump_string_field): Declare.
11369 * tree-dump.c: Use it instead of dump_string.
11370 (dump_string_field): Make non-static.
11372 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11374 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11375 up the minimal CFG stuff always when optimize > 0. Call
11376 split_all_insns_noflow in PIC case if needed.
11378 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11379 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11382 * c-decl.c (c_write_global_declarations): Dump contents of
11384 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11385 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11386 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11387 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11390 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11392 * c-common.h (GCC_DIAG_STYLE): Define.
11393 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11394 version for format checking to 4.1.
11395 * c-format.c: Include toplev.h after c-common.h.
11396 (enum format_type): Add gcc_tdiag_format_type.
11397 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11398 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11399 (format_types_orig): Add gcc_tdiag.
11400 (init_dynamic_diag_info): Support gcc_tdiag formats.
11401 (handle_format_attribute): Likewise.
11402 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11403 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11404 version for format checking to 4.1.
11405 (warning0, warning, error, pedwarn, sorry): Use
11406 ATTRIBUTE_GCC_DIAG.
11407 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11408 (finish_aliases_1): Do not use %qE.
11409 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11410 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11411 Correct format bugs.
11412 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11413 parameter to unsigned HOST_WIDE_INT.
11414 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11416 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11418 PR middle-end/21742
11419 * expr.c (write_complex_part): Use adjust_address for MEM.
11420 (read_complex_part): Same.
11422 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11424 Fix PR tree-optimization/22280
11426 * tree-sra.c (generate_element_init): Remove useless loop.
11428 2005-07-02 Richard Henderson <rth@redhat.com>
11430 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11432 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11434 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11436 PR middle-end/14490
11437 * fold-const.c (fold_binary): Handle the return value of
11438 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11439 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11441 2005-07-02 Jeff Law <law@redhat.com>
11443 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11444 a eliminate type conversion which feeds an equality comparison
11445 if the original type or either operand in the comparison is a
11448 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11450 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11451 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11453 * config/avr/avr.c: Do not use '`' as left quote.
11454 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11455 Remove "." from end of diagnostics. Make diagnostics start with
11458 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11459 Joseph S. Myers <joseph@codesourcery.com>
11461 * toplev.c (default_tree_printer): Handle setting location with
11463 * c-objc.common.c (c_tree_printer): Likewise.
11464 * c-format.c (gcc_diag_flag_specs): Add '+'.
11465 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11466 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11468 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11469 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11470 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11471 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11472 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11473 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11474 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11475 format arguments where %J is used without %D.
11477 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11479 * gcc.c (LINK_SSP_SPEC): Define.
11480 (link_ssp_spec): New variable.
11481 (LINK_COMMAND_SPEC): Add %(link_ssp).
11482 (static_specs): Add link_ssp_spec.
11483 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11484 * configure: Rebuilt.
11485 * config.in: Rebuilt.
11487 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11488 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11489 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11490 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11491 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11492 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11493 -0x7008(2) instead of reading __stack_chk_guard variable.
11494 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11496 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11497 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11498 if TARGET_THREAD_SSP_OFFSET is defined.
11499 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11500 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11503 2005-06-27 Richard Henderson <rth@redhat.com>
11504 * libgcc-std.ver (GCC_4.1.0): New.
11505 * libgcc.h (__stack_chk_guard): Declare.
11506 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11507 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11508 * mklibgcc.in (lib2funcs): Add them.
11510 2005-07-01 Richard Henderson <rth@redhat.com>
11512 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11513 void * before struct sigcontext *.
11514 (x86_fallback_frame_state): Likewise.
11516 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11518 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11520 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11523 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11524 we check for SSA_NAME for.
11526 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11528 Fix PR tree-optimization/22071
11530 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11532 (get_constraint_for_component_ref): Use it.
11534 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11537 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11538 print out the last new line.
11540 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11542 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11543 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11544 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11545 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11546 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11547 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11548 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11549 (enum reg_class): New member CC0_REGS.
11550 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11551 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11552 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11553 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11554 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11555 Adjust for register now described.
11557 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11560 * config/i386/i386.md (stack_protect_test_si,
11561 stack_protect_test_di): Add earlyclobber for scratch 3.
11562 * config/rs6000/rs6000.md (stack_protect_testsi,
11563 stack_protect_testdi): Add earlyclobber for scratch 3,
11564 remove earlyclobber from scratch 4.
11566 Older entries for 2005 can be found in ChangeLog-2005.