1 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
3 * tree-flow.h: Allow compilation with a C++ compiler.
4 (struct edge_prediction): Prefix all field names with "ep_".
5 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
6 (tree_predict_edge, combine_predictions_for_bb): Likewise.
7 (remove_predictions_associated_with_edge): Likewise.
9 2005-12-12 Jeff Law <law@redhat.com>
11 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
13 * passes.c (init_optimization_passes): Run reassociation again
14 after loop optimizations.
16 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
18 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
20 (optimize_stmt): Ditto.
21 (canonicalize_comparison): New function.
22 * tree-ssa-operands.c (swap_tree_operands): Make external.
23 (get_expr_operands): Stop auto-canonicalization.
24 * tree-ssa-reassoc.c: Rewrite.
25 (init_optimization_passes):
26 * tree-flow.h (swap_tree_operands): Prototype.
27 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
29 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
32 indicate function epilogue has been output.
33 (pa_asm_output_mi_thunk): Likewise.
34 (output_deferred_plabels): Put plabels in readonly data section when
35 not generating PIC code.
36 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
37 information. Add assert.
38 (som_output_comdat_data_section_asm_op): New function.
39 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
40 instead of output_section_asm_op for COMDAT sections.
42 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
44 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
45 Fix whitespace in vincinity of to-be-installed changes.
46 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
47 (insns_match_p): Likewise.
49 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
51 * config.gcc (ms1): Replace with ...
53 * config/ms1: Rename to ...
54 * config/mt: ... here. Rename ms1 files to mt.
55 * config/mt/mt.c: Adjust gt-mt.h #include.
56 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
57 (crti.o, crtn.o): Adjust file names.
59 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
61 * varray.h: Allow compilation with a C++ compiler.
62 (union varray_data_tag): Prefix all field names with "vdt_".
63 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
64 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
65 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
66 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
67 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
68 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
69 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
70 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
71 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
72 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
73 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
74 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
75 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
76 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
77 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
78 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
79 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
80 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
81 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
82 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
83 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
84 VARRAY_TOP_TREE_PTR): Likewise.
85 * varray.c (varray_grow): Likewise.
86 (varray_clear): Likewise.
88 2005-12-12 Alan Modra <amodra@bigpond.net.au>
91 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
92 alignment to doubleword if the first field is a double array.
93 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
95 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
97 * tree-ssa-structalias.c (process_constraint): Remove code to
98 transform addressofs into scalar.
99 (create_variable_info_for): In whole-program IPA, globals don't
100 point to ANYTHING by default.
102 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
104 * timevar.def (TV_IPA_PTA): New.
105 * tree-pass.h (pass_ipa_pta): New
106 * tree-ssa-structalias.c: Include cgraph.h
108 (predbitmap_obstack): New.
109 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
110 (struct constraint_stats): Add num_edges.
111 (new_var_info): Don't call bitmap_clear.
112 (struct constraint_edge): Update docs.
113 (new_constraint_edge): Remove src param.
114 (struct constraint_graph): Add zero_weight_succs,
115 zero_weight_preds. Update docs.
116 (constraint_expr_equal): Reformat.
117 (constraint_edge_equal): Update for removal of src.
118 (constraint_edge_less): Ditto.
119 (constraint_edge_vec_find): Ditto.
120 (erase_graph_self_edge): Update for removal of src and and zero
122 (clear_edges_for_node): Ditto.
123 (add_graph_edge): Ditto.
124 (get_graph_weights): Ditto.
125 (allocate_graph_weights): Ditto.
126 (merge_graph_nodes): Ditto.
127 (int_add_graph_edge): Ditto.
128 (valid_graph_edge): Ditto.
129 (valid_weighted_graph_edge): Ditto.
130 (build_constraint_graph): Ditto.
132 (collapse_nodes): Ditto.
133 (process_unification_queue): Ditto.
135 (solve_graph): Ditto.
136 (do_structure_copy): Ditto.
137 (perform_var_substitution): Ditto.
138 Init and release obstack.
139 (handle_ptr_arith): Try to resolve directly.
140 (find_func_aliases): Don't call update_alias_info here
141 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
142 (do_sd_constraint): Add code for propagating faster.
144 (do_ds_constraint): Ditto.
145 (count_num_arguments): New function.
146 (create_function_info_for): Ditto.
147 (create_variable_info_for): Handle FUNCTION_DECL.
148 (intra_create_variable_infos): Use make_constraint_to_anything.
149 (init_alias_vars): Init obstacks here.
150 (need_to_solve): Handle zero weight graph changes.
151 (compute_points_to_sets): Call update_alias_info here.
152 (delete_points_to_sets): Free zero weight preds/succs here.
154 (ipa_pta_execute): New
156 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
158 * tree-ssa-structalias.c (var_anyoffset): Removed.
159 (anyoffset_tree): Ditto.
160 (anyoffset_id): Ditto.
161 (do_deref): Take vector of constraints, no return value.
162 Update to work on vector.
163 (get_constraint_for): Ditto.
164 (get_constraint_for_component_ref): Ditto.
165 (do_structure_copy): Ditto.
166 (handle_ptr_arith): Ditto.
167 (find_func_aliases): Ditto.
168 (set_uids_in_ptset): Remove anyoffset handling.
169 (init_base_vars): Ditto.
171 2005-12-10 Mark Mitchell <mark@codesourcery.com>
174 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
175 DECL_EXTERNAL functions have no bodies. Tidy.
177 2005-12-10 Andreas Schwab <schwab@suse.de>
179 * except.c (switch_to_exception_section): Only define if
180 TARGET_UNWIND_INFO is not defined.
182 2005-12-10 Richard Sandiford <richard@codesourcery.com>
184 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
185 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
187 2005-12-10 Richard Sandiford <richard@codesourcery.com>
189 * output.h (init_section, fini_section): Delete.
190 * varasm.c (init_section, fini_section): Delete.
191 (init_varasm_once): Don't initialize them.
192 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
193 there are no corresponding varasm.c variables.
195 2005-12-10 Richard Sandiford <richard@codesourcery.com>
197 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
198 of EH_FRAME_SECTION_NAME into...
199 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
201 * except.c (default_exception_section): Delete, moving most
203 (switch_to_exception_section): ...this new function. Set
204 exception_section if it is still null, then switch to it.
205 (output_function_exception_table): Use switch_to_exception_section.
206 * varasm.c (exception_section, eh_frame_section): Update comments.
207 (get_section): Hoist use of SECTION_NAMED.
208 (init_varasm_once): Don't set exception_section and eh_frame_section.
209 * output.h (default_exception_section): Delete.
210 (default_eh_frame_section): Delete.
212 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
214 * config/bfin/bfin.c: Include "cgraph.h".
215 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
216 Return the reg that holds the pointer to the GOT.
217 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
218 doing stack checking.
220 2005-12-09 Diego Novillo <dnovillo@redhat.com>
222 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
223 recompute_tree_invarant_for_addr_expr.
224 Update uses everywhere.
226 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
228 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
229 (MULTILIB_DIRNAMES): Define.
231 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
234 * config/s390/s390.c (struct s390_address): New field literal_pool.
235 (s390_decompose_address): Compute literal_pool field. Do not
236 assume register %r13 is always (and solely) used as pool base.
237 (s390_extra_constraint_str): Use literal_pool field.
239 2005-12-09 Thiemo Seufer <ths@networkno.de>
241 * config/mips/mips.c (override_options): Don't allow too small
242 integers in FP registers.
244 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
246 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
247 targetm.binds_local_p to check for local function calls.
249 2005-12-09 Alan Modra <amodra@bigpond.net.au>
252 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
253 call_used_regs can't be used to save reg in another reg.
255 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
256 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
258 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
260 * except.c (output_ttype): Likewise.
261 * tree-object-size.c (collect_object_sizes_for): Likewise.
262 (check_for_plus_in_loops_1): Likewise.
263 (check_for_plus_in_loops): Likewise.
264 (compute_object_sizes): Use gcc_unreachable instead of abort.
266 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
268 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
269 (loop_end, loop_init, doloop_end): New insns.
270 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
271 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
272 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
273 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
274 * config/ms1/ms1.c: #include basic-block.h
275 (struct machine_function): Add has_loops field.
277 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
278 (struct loop_info, struct loop_work): New.
279 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
280 (ms1_reorg_loops): New loop optimization.
281 (ms1_machine_reorg): Call it.
282 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
284 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
286 PR tree-optimization/25248
287 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
288 evolution_of_loop from the failed attempt. Remove handling
291 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
293 * tree.h (DECL_EXTERNAL): Clarify documentation.
295 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
296 Jakub Jelinek <jakub@redhat.com>
299 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
300 argument. Don't drop outer ANDs.
301 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
302 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
304 * config/s390/predicates.md (setmem_operand): Remove.
305 (shift_count_operand): Rename to...
306 (shift_count_or_setmem_operand): ... this. Adjust
307 s390_decompose_shift_count caller.
308 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
309 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
310 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
311 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
312 rotl<mode>3_and, setmem_long_and): New insns.
313 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
314 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
315 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
316 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
317 of shift_count_operand.
318 (setmem_long): Use shift_count_or_setmem_operand instead of
321 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
322 Andreas Tobler <a.tobler@schweiz.ch>
324 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
327 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
329 * expr.c (force_operand): Use convert_to_mode for conversions.
331 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
333 * reload.h (reg_equiv_invariant): Declare.
334 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
335 register also when reg_equiv_invariant[R] is set.
337 2005-12-07 Richard Sandiford <richard@codesourcery.com>
338 Andreas Tobler <a.tobler@schweiz.ch>
340 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
342 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
344 * tree-ssa-pre.c (bitmap_set_and): New function.
345 (bitmap_set_and_compl): New function.
346 (bitmap_set_empty_p): New function.
347 (insert_extra_phis): New function.
348 (compute_avail): Use insert_extra_phis.
350 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
352 * config/s390/s390.c (s390_expand_atomic): New function.
353 Adjust comment of helper functions.
354 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
355 * config/s390/s390.md ("ATOMIC"): New code macro.
356 ("atomic"): Corresponding new code attribute.
357 ("sync_lock_test_and_set[hq]i",
358 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
360 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
362 * config/s390/s390.c (s390_expand_mask_and_shift,
363 struct alignment_context, init_alignment_context,
364 s390_expand_cs_hqi): New.
365 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
366 * config/s390/s390.md ("sync_compare_and_swaphi",
367 "sync_compare_and_swapqi"): New pattern.
369 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
371 Fix PR tree-optimization/25291
372 * tree-ssa-operands.c (add_call_clobber_ops): Remove
373 redundant and crashing check.
375 2005-12-08 Alan Modra <amodra@bigpond.net.au>
378 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
379 tests further when !strict && reload_in_progress.
380 (print_operand): Check that both operands of indexed address are regs.
381 (print_operand_address): Likewise.
382 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
383 (INT_REG_OK_FOR_BASE_P): Correct.
385 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
387 Preparation for PR rtl-optimization/20070 / part1
388 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
389 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
390 outgoing_edges_match.
391 (outgoing_edges_match): Use condjump_equiv_p.
392 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
394 * struct-equiv.c: New file.
395 (death_notes_match_p) New function, broken out of insns_match_p.
396 * Makefile.in (OBJS-common): Add struct-equiv.o.
397 (struct-equiv.o): New target.
399 2005-12-07 Richard Sandiford <richard@codesourcery.com>
401 * coretypes.h: Revert previous change.
402 * config/darwin.h: Revert previous reversion.
403 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
405 2005-12-07 Richard Sandiford <richard@codesourcery.com>
407 * coretypes.h (section): Provide dummy definition for target files.
408 * config/darwin.h: Revert previous change.
410 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
412 * doc/sourcebuild.texi (all.build, install-normal): Remove.
413 * configure.ac: Remove all.build and install-normal from target_list
414 * configure: Regenerate.
415 * Makefile.in (install): Don't depend on install-normal.
417 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
419 * Makefile.in: Document the use of stamps.
421 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
423 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
424 * Makefile.in: Add code to compute some dependencies on s-gtype
425 automatically. Remove the declaration of those dependencies.
427 2005-12-07 Richard Sandiford <richard@codesourcery.com>
429 * gcc/reload.c (push_secondary_reload): Fix typo:
430 s/insn_constraint/scratch_constraint/.
432 2005-12-07 Richard Sandiford <richard@codesourcery.com>
434 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
436 2005-12-07 Richard Sandiford <richard@codesourcery.com>
438 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
439 (alpha_elf_select_rtx_section): Return the selected section rather
440 than emitting assembly code.
441 (alpha_write_linkage): Emit a ".link" directive directly and then
442 set in_section to NULL.
443 (vms_asm_out_constructor): Use switch_to_section.
444 (vms_asm_out_destructor): Likewise.
445 (unicosmk_output_common): Set in_section to NULL instead of calling
446 the dummy common_section function.
447 (unicosmk_text_section): Delete in favor of...
448 (unicosmk_output_text_section_asm_op): ...this new function.
449 (unicosmk_data_section): Delete in favor of...
450 (unicosmk_output_data_section_asm_op): ...this new function.
451 (unicosmk_init_sections): New function.
452 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
453 (unicosmk_output_ssib): Set in_section to NULL instead of calling
454 the dummy ssib_section function.
455 (unicosmk_section_buf): Delete.
456 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
457 (unicosmk_data_section): Delete.
458 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
459 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
460 (SECTION_FUNCTION_TEMPLATE): Delete.
461 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
462 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
463 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
464 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
465 (TARGET_ASM_INIT_SECTIONS): Define.
466 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
467 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
468 (link_section, literals_section): Delete.
469 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
470 set in_section to NULL.
472 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
473 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
474 (COMMON_SECTION): Delete.
475 (TARGET_ASM_INIT_SECTIONS): Define.
476 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
477 the dummy common_section function.
478 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
479 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
480 between readonly_data_section and text_section to check whether
481 read-only data is being put in the text section.
482 (arm_output_function_epilogue): Use switch_to_section.
483 (arm_elf_asm_constructor): Likewise.
484 (thumb_call_via_reg): Replace call to in_text_section with
485 a comparison between in_section and text_section.
486 (arm_file_end): Use switch_to_section.
487 (aof_text_section): Delete in favor of...
488 (aof_output_text_section_asm_op): ...this new function.
489 (aof_data_section): Delete in favor of...
490 (aof_output_data_section_asm_op): ...this new function.
491 (aof_asm_init_sections): New function.
492 (zero_init_section): Moved from config/arm/aof.h.
493 (aof_dump_imports, aof_file_start): Use switch_to_section.
494 * config/arm/arm.h (thumb_call_via_label): Update comment.
495 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
496 (common_section): Delete.
497 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
498 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
499 global switch_to_section function instead of the old port-local one.
500 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
501 (SWITCH_TO_SECTION_FUNCTION): Delete.
502 (drectve_section): Redefine as a macro.
503 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
504 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
507 * config/avr/avr.c (progmem_section): New variable.
508 (avr_output_progmem_section_asm_op): New function.
509 (avr_asm_init_sections): New function.
510 (avr_output_addr_vec_elt): Use switch_to_section.
511 * config/avr/avr.h (progmem_section): Declare.
512 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
513 (READONLY_DATA_SECTION): Delete.
514 (TARGET_ASM_INIT_SECTIONS): Define.
515 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
516 * config/avr/avr-protos.h (progmem_section): Delete.
518 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
520 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
521 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
523 * config/darwin-sections.def: New file.
524 * config/darwin.c: Define all sections in darwin-sections.def.
525 (output_objc_section_asm_op, darwin_init_sections): New functions.
526 (machopic_output_indirection): Use switch_to_section.
527 (machopic_select_section): Return the selected section rather than
528 emitting assembly code. Replace the static function table with
529 inline conditional expressions. Update the tests of last_text_section
530 and move them into the FUNCTION_DECL block.
531 (machopic_select_rtx_section): Return the selected section rather than
532 emitting assembly code.
533 (machopic_asm_out_constructor, machopic_asm_out_destructor)
534 (darwin_file_end): Use switch_to_section.
535 * config/darwin.h: Use darwin-sections.def to declare sections.
536 (INIT_SECTION_ASM_OP): Remove empty definition.
537 (HAS_INIT_SECTION): Define this instead.
538 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
539 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
540 (TARGET_ASM_EH_FRAME_SECTION): Delete.
541 (TARGET_ASM_INIT_SECTIONS): Define.
542 * config/darwin-protos.h (darwin_init_sections): Declare.
543 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
544 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
545 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
546 (constructor_section, destructor_section, mod_init_section): Delete.
547 (mod_term_section): Delete.
548 (darwin_exception_section, darwin_eh_frame_section): Delete.
549 (machopic_select_section): Return a section.
550 (machopic_select_rtx_section): Likewise.
551 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
552 (const_section, const_coal_section, const_data_section): Delete.
553 (const_data_coal_section, data_coal_section, cstring_section): Delete.
554 (literal4_section, literal8_section, constructor_section): Delete.
555 (mod_init_section, mod_term_section, destructor_section): Delete.
556 (objc_class_section, objc_meta_class_section, objc_category_section)
557 (objc_class_vars_section, objc_instance_vars_section): Delete.
558 (objc_cls_meth_section, objc_inst_meth_section): Delete.
559 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
560 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
561 (objc_symbols_section, objc_module_info_section): Delete.
562 (objc_image_info_section, objc_protocol_section): Delete.
563 (objc_string_object_section, objc_constant_string_object_section)
564 (objc_class_names_section, objc_meth_var_names_section): Delete.
565 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
566 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
567 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
568 (darwin_exception_section, darwin_eh_frame_section): Delete.
569 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
571 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
572 (frv_asm_out_destructor): Likewise.
573 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
574 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
575 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
577 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
578 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
579 (data_section): Delete.
581 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
582 (DRECTVE_SECTION_FUNCTION): Delete.
583 (drectve_section): Redefine as a macro that sets in_section after
584 emitting the directive.
585 (SWITCH_TO_SECTION_FUNCTION): Delete.
586 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
587 in_text_section with comparison between in_section and text_section.
588 * config/i386/i386.c (x86_64_elf_select_section): Return the section
589 rather than emitting assembly code. Use get_named_section.
590 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
592 (machopic_output_stub): Use switch_to_section.
593 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
594 (nwld_named_section_asm_out_destructor): Use get_section and
597 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
598 rather than emitting assembly code.
599 (ia64_rwreloc_select_section): Likewise.
600 (ia64_rwreloc_select_rtx_section): Likewise.
601 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
602 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
604 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
605 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
607 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
608 section rather than emitting assembly code.
609 (iq2000_select_section): Likewise.
610 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
611 (sbss_section): Delete.
613 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
614 and get_named_section.
615 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
617 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
618 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
619 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
620 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
622 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
623 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
624 global switch_to_section function instead of the old port-local one.
625 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
626 (SWITCH_SECTION_FUNCTION): Delete.
627 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
628 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
629 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
630 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
632 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
633 global switch_to_section function instead of the old port-local one.
634 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
636 * config/mips/mips.c (mips_file_start): Update comment.
637 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
638 (mips_output_aligned_decl_common): Use switch_to_section.
639 (mips_select_rtx_section): Return the section rather than emitting
640 assembly code. Use get_named_section.
641 (mips_function_rodata_section: Likewise get_section.
642 (build_mips16_function_stub): Use switch_to_section.
643 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
644 (SDATA_SECTION_ASM_OP): Delete.
645 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
646 (EXTRA_SECTION_FUNCTIONS): Delete.
648 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
649 (mmix_asm_output_aligned_local): Use switch_to_section.
651 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
652 (som_one_only_readonly_data_section): New variables.
653 (pa_output_function_epilogue): Set in_section to NULL instead of
654 calling forget_section.
655 (output_deferred_plabels): Use select_section.
656 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
657 of calling forget_section.
658 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
659 (pa_asm_output_aligned_local): Use select_section.
660 (som_text_section_asm_op): Delete in favor of...
661 (som_output_text_section_asm_op): ...this new function.
662 (pa_som_asm_init_sections): New function.
663 (pa_select_section): Return the section rather than emitting
665 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
666 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
667 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
668 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
669 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
670 (som_readonly_data_section, som_one_only_readonly_data_section)
671 (som_one_only_data_section, forget_section): Delete.
672 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
673 (TARGET_ASM_INIT_SECTIONS): Define.
674 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
676 * config/rs6000/rs6000.c (read_only_data_section): New variable.
677 (private_data_section, read_only_private_data_section): New variables.
678 (sdata2_section, toc_section): New variables.
679 (rs6000_file_start): Use switch_to_section.
680 (rs6000_assemble_integer): Use comparisons against in_section
681 instead of calling in_toc_section and in_text_section. Use
682 unlikely_text_section_p.
683 (rs6000_elf_output_toc_section_asm_op): New function, derived
684 from the old rs6000/sysv4.h toc_section function.
685 (rs6000_elf_asm_init_sections): New function.
686 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
687 the section rather than emitting assembly code.
688 (machopic_output_stub): Use switch_to_section.
689 (toc_section): Delete dummy function.
690 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
691 switch_to_section and get_section.
692 (rs6000_xcoff_output_readonly_section_asm_op): New function.
693 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
694 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
695 the old rs6000/xcoff.h toc_section function.
696 (rs6000_xcoff_asm_init_sections): New function.
697 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
698 the section rather than emitting assembly code.
699 (rs6000_xcoff_file_start): Use switch_to_section.
700 (rs6000_xcoff_file_end): Likewise.
701 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
702 (sdata2_section, sbss_section, private_data_section): Delete.
703 (read_only_data_section, read_only_private_data_section): Delete.
704 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
705 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
706 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
707 (FINI_SECTION_FUNCTION): Delete.
708 (TARGET_ASM_INIT_SECTIONS): Define.
709 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
710 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
711 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
712 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
713 (READONLY_DATA_SECTION): Delete.
714 (TARGET_ASM_INIT_SECTIONS): Define.
715 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
716 to NULL rather than no_section.
717 (TARGET_ASM_EXCEPTION_SECTION): Delete.
719 * config/sh/sh.c (sh_file_start): Use switch_to_section.
721 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
722 (sparc_output_deferred_case_vectors): Likewise. Remove argument
723 from call to current_function_section.
725 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
726 (bss100_section): New variable.
727 (xstormy16_asm_output_aligned_common): Use switch_to_section.
728 (xstormy16_asm_init_sections): New function.
729 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
730 switch_to_section and get_section.
731 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
732 from calls to current_function_section.
733 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
734 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
735 (TARGET_ASM_INIT_SECTIONS): Define.
736 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
738 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
739 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
740 (FINI_SECTION_FUNCTION): Delete.
742 * config/v850/v850.c: Include gt-v850.h.
743 (rosdata_section, rozdata_section, tdata_section, zdata_section)
744 (zbss_section): New variables.
745 (v850_output_aligned_bss): Use switch_to_section.
746 (v850_asm_init_sections): New function.
747 (v850_select_section): Return the section rather than emitting
749 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
750 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
751 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
752 (TARGET_ASM_INIT_SECTIONS): Define.
753 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
754 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
755 (zbss_section): Delete.
757 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
759 * config/vx-common.h (vxworks_exception_section): Delete.
760 (TARGET_ASM_EXCEPTION_SECTION): Delete.
762 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
763 section rather than emitting assembly code.
764 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
767 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
768 * coretypes.h (section): New union and typedef.
769 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
770 from call to current_function_section.
771 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
772 (dbxout_symbol_location): Use switch_to_section.
773 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
774 most of the code into...
775 (default_eh_frame_section): ...here. Return a section.
776 (collect2_eh_frame_section): Delete, moving most of the code into..
777 (switch_to_eh_frame_section): ...this new function.
778 (debug_info_section, debug_abbrev_section, debug_aranges_section)
779 (debug_macinfo_section, debug_line_section, debug_loc_section)
780 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
782 (output_call_frame_info): Call switch_to_eh_frame_section instead of
783 eh_frame_section. Use switch_to_section and get_section.
784 (dwarf2out_begin_prologue): Use switch_to_section.
785 (AT_string_form): Check the flags in debug_str_section instead of
786 DEBUG_STR_SECTION_FLAGS.
787 (output_comp_unit): Use switch_to_section, get_section, and
789 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
790 (dwarf2out_begin_block): Use switch_to_section. Remove argument
791 from call to current_function_section.
792 (dwarf2out_var_location): Use unlikely_text_section_p.
793 (dwarf2out_source_line): Use switch_to_section. Remove argument
794 from call to current_function_section.
795 (dwarf2out_start_source_file, dwarf2out_end_source_file)
796 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
797 debug_macinfo_section.
798 (dwarf2out_init): Initialize the new section variables. Use them
799 instead of calls to named_section_flags. Use switch_to_section.
800 (output_indirect_string): Use switch_to_section and debug_str_section.
801 (dwarf2out_finish): Use switch_to_section and the new section
803 * except.c (default_exception_section): Return the section instead
804 of emitting assembly code.
805 (output_function_exception_table): Use the global exception_section
806 variable instead of the target hook. Use switch_to_section. Remove
807 argument from call to current_function_section.
808 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
809 (shorten_branches): Use pointer comparisons to detect whether the
810 text section is the same as readonly_data_section.
811 (profile_function): Use switch_to_section. Remove argument from
812 call to current_function_section.
813 (final_scan_insn): Likewise. Update use of last_text_section.
814 * gengtype.c (open_base_files): Add an include of output.h.
815 * output.h (text_section, data_section, readonly_data_section)
816 (ctors_section, dtors_section, bss_section, init_section)
817 (fini_section, sdata_section): Turn into section pointers.
818 (in_text_section, in_unlikely_text_section, exports_section)
819 (drectve_section, named_section, mergeable_string_section)
820 (last_text_section_name): Delete.
821 (default_exception_section, default_eh_frame_section): Return sections.
822 (SECTION_DECLARED, SECTION_NAMED): New macros.
823 (SECTION_MACH_DEP): Bump value.
824 (section_common, named_section, unnamed_section): New structures.
825 (unnamed_section_callback): New typedef.
826 (section): New union.
827 (sbss_section, exception_section, eh_frame_section): New variables.
828 (in_section, last_text_section): Turn into section pointers.
829 (get_unnamed_section, get_section, get_named_section): New functions.
830 (mergeable_constant_section, function_section): Return a section.
831 (unlikely_text_section): Likewise.
832 (current_function_section): Likewise. Remove the decl argument.
833 (unlikely_text_section_p, switch_to_section): New functions.
834 (output_section_asm_op): New function.
835 (set_named_section_flags, named_section_flags, named_section_real)
836 (named_section_first_declaration): Delete.
837 (default_select_section, default_elf_select_section): Return a section.
838 (default_elf_select_section_1, default_function_rodata_section)
839 (default_no_function_rodata_section, default_select_rtx_section)
840 (default_elf_select_rtx_section): Likewise.
841 * rtl.h (in_data_section): Delete.
842 * sdbout.c (sdbout_one_type): Use switch_to_section.
843 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
844 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
845 (TARGET_ASM_EH_FRAME_SECTION): Poison.
846 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
847 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
848 (TARGET_ASM_OUT): Update after above changes.
849 * target.h (init_sections): New hook.
850 (exception_section, eh_frame_section): Delete.
851 (select_section, select_rtx_section, function_rodata_section): Return
852 a section rather than emitting assembly code.
853 * varasm.c (text_section, data_section, readonly_data_section)
854 (ctors_section, dtors_section, bss_section, init_section)
855 (fini_section): Turn into section pointers.
856 (sdata_section, sbss_section, exception_section): New variables.
857 (eh_frame_section): New variable.
858 (in_section): Make global and turn into a section pointer.
859 (last_text_section): Turn into a section pointer.
860 (unnamed_sections): New variable.
861 (in_named_name, last_text_section_name): Delete.
862 (EXTRA_SECTION_FUNCTIONS): Delete.
863 (in_named_entry): Delete.
864 (section_htab): New variable, replacing...
865 (in_named_htab): ...this deleted variable.
866 (section_entry_eq, section_entry_hash): New functions, based on...
867 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
868 (get_unnamed_section, get_section): New functions.
869 (unlikely_text_section): Return a section instead of emitting
871 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
872 (get_named_section_flags, named_section_first_declaration): Delete.
873 (unlikely_text_section_p): New function.
874 (named_section_real, named_section): Delete.
875 (get_named_section): New function.
876 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
877 (function_section): Return a section rather than emitting
879 (current_function_section): Likewise. Remove argument. Use
880 last_text_section if nonnull, otherwise use function_section.
881 (default_function_rodata_section): Return a section rather than
882 emitting assembly code. Use get_section.
883 (default_no_function_rodata_section): Return a section rather than
884 emitting assembly code.
885 (variable_section): Use switch_to_section and get_named_section.
886 (mergeable_string_section): Return a section rather than emitting
887 assembly code. Use get_section. Make static. Don't take special
888 countermeasures for empty strings.
889 (mergeable_constant_section): Return a section rather than emitting
890 assembly code. Use get_section.
891 (default_named_section_asm_out_destructor): Use switch_to_section
893 (default_dtor_section_asm_out_destructor): Use switch_to_section.
894 (default_named_section_asm_out_constructor): Use switch_to_section
896 (default_ctor_section_asm_out_constructor): Use switch_to_section.
897 (assemble_start_function): Likewise. Set last_text_section to
898 NULL rather than no_section. Change the type of save_section.
899 (assemble_zeros, assemble_variable): Use the section flags to detect
900 whether or not a section is text.
901 (assemble_static_space): Use switch_to_section.
902 (assemble_trampoline_template): Likewise.
903 (output_constant_def_contents): Use switch_to_section and
905 (output_constant_pool_1): Use switch_to_section. Use the section
906 flags to see whether sections contain mergeable data.
907 (init_varasm_once): Initialize section_htab instead of in_named_htab.
908 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
909 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
910 whether a section has already been declared.
911 (default_select_section, default_elf_select_section): Return a
912 section rather than emitting assembly code.
913 (default_elf_select_section_1): Likewise. Use bss_section for
914 SECCAT_BSS if nonnull. Use get_named_section.
915 (default_select_rtx_section): Return a section rather than
916 emitting assembly code.
917 (default_elf_select_rtx_section): Likewise. Use get_named_section.
918 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
919 (output_section_asm_op, switch_to_section): New functions.
920 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
923 * doc/tm.texi: Expand the introduction to the sections documentation.
924 (TRAMPOLINE_SECTION): Document new interface.
925 (SDATA_SECTION_ASM_OP): Document new macro.
926 (READONLY_DATA_SECTION): Delete.
927 (SDATA_SECTION_ASM_OP): Document new macro.
928 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
929 (TARGET_ASM_INIT_SECTIONS): Document new hook.
930 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
931 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
932 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
934 2005-12-07 Alan Modra <amodra@bigpond.net.au>
936 * gcc.c (init_gcc_specs): Match braces inside conditionally
939 2005-12-06 Geoffrey Keating <geoffk@apple.com>
941 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
943 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
946 * tree.c (integer_all_onesp): Always return true if all bits on.
948 * testsuite/g++.dg/init/array0.C: New.
950 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
952 * doc/md.texi: Adapt to implementation.
954 2005-12-06 Andreas Schwab <schwab@suse.de>
956 * opts.c (decode_options): Fix typo in message.
958 2005-12-06 Alan Modra <amodra@bigpond.net.au>
961 * longlong.h: Merge PPC tests from upstream.
963 2005-12-06 Richard Guenther <rguenther@suse.de>
965 * fold-const.c (fold_convert): Do not build and fold
966 CONVERT_EXPR, but always use NOP_EXPR.
968 2005-12-06 Jan Beulich <jbeulich@novell.com>
970 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
971 __builtin_ia32_paddq and __builtin_ia32_subq.
972 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
973 __builtin_ia32_pshufw.
974 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
976 2005-12-05 James E Wilson <wilson@specifix.com>
979 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
982 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
984 * print-tree.c (print_node): Ditto.
985 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
986 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
987 before accessing DECL_ARTIFICIAL.
988 Handle new tag tree codes.
989 * tree-flow-inline.h (clear_call_clobbered): Update for tag
991 (unmodifiable_var_p): Ditto.
992 * tree-flow.h (mem_tag_kind): Remove.
993 (struct var_ann_d): Remove mem_tag_kind member.
994 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
995 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
996 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
997 (group_aliases): Ditto.
998 (setup_pointers_and_addressables): Ditto.
999 (is_escape_site): Ditto.
1000 (may_alias_p): Ditto.
1001 (create_tag_raw): New function.
1002 (create_memory_tag): Use it.
1003 (dump_alias_info): Update for tags.
1004 (may_be_aliased): Ditto.
1005 (add_type_alias): Ditto.
1006 (new_type_alias): Ditto.
1007 (create_sft): Ditto.
1008 (create_structure_vars): Ditto.
1009 * tree-ssa-ccp.c (get_default_value): Ditto.
1010 * tree-ssa-operands.c (get_expr_operands): Ditto.
1011 (add_stmt_operand): Ditto.
1012 (add_call_clobber_ops): Remove duplicated condition.
1013 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1015 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1016 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1017 * tree.c (init_ttree): Update structures for new tree codes.
1018 (tree_code_size): Update sizes for new tree codes.
1019 (make_node_stat): Don't try to set common things on minimal
1021 (tree_node_structure): Update for tags.
1022 (is_global_var): Ditto.
1023 * tree.def: Add new tree codes.
1024 * tree.h (MTAG_P): New macro.
1025 (TREE_MEMORY_TAG_CHECK): Ditto.
1026 (SSA_VAR_P): Update for tags.
1027 (struct tree_memory_tag): New structure.
1028 (MTAG_GLOBAL): New macro.
1029 (union tree_node): Add memory tag member.
1030 * treestruct.def (TS_MEMORY_TAG): New.
1032 2005-12-05 Dale Johannesen <dalej@apple.com>
1034 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1035 what was approved (PR 24323).
1037 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1039 * doc/c-tree.texi (Function Bodies): Remove description of
1042 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1044 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1045 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1046 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1047 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1048 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1049 __divxc3): Document.
1051 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1053 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1055 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1056 hook_bool_void_false.
1057 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1058 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1060 * config/darwin.c (machopic_select_section): It's not defined
1061 as weak if it's only marked as weak_import.
1063 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1066 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1067 A hidden weak object does bind locally. Strong linkonce data
1068 counts like any other strong symbol for binding.
1069 (weak_finish_1): Don't specially handle weakrefs, they no longer
1071 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1072 * c-common.c (handle_alias_attribute): Allow static aliases
1074 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1075 * gthr-dce.h: Make weakrefs static.
1076 * gthr-tpf.h: Likewise.
1077 * gthr-solaris.h: Likewise.
1078 * gthr-posix.h: Likewise.
1079 * gthr-posix95.h: Likewise.
1080 * config/darwin.c (darwin_encode_section_info): static weakref
1081 variables are not necessarily defined in this translation unit.
1082 * doc/extend.texi (Function Attributes): Mention that an alias
1083 attribute creates a definition for the thing it's attached to.
1084 Change the documentation for weakref to say that the thing
1085 it's attached to must be static.
1087 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1088 we don't go into an infinite loop.
1090 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1092 * config/rs6000/predicates.md (logical_const_operand): Split
1093 out of logical_operand.
1094 (logical_operand): Use it.
1095 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1096 logical_const_operand.
1098 2005-12-05 Jan Beulich <jbeulich@novell.com>
1100 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1101 and IX86_BUILTIN_CMPNESS.
1102 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1103 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1104 * config/i386/i386.md (movti_internal): Correct type attribute.
1105 Simplify mode attribute.
1106 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1107 Correct type attribute.
1108 (absxf2): Correct operator.
1109 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1110 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1111 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1113 (sse2_vmsqrtv2df2): Correct mode attribute.
1115 2005-12-05 Jan Beulich <jbeulich@novell.com>
1117 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1118 16 bits. Provide insn pattern for this case.
1120 2005-12-05 Jan Beulich <jbeulich@novell.com>
1122 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1124 (__popcountDI2): Likewise.
1126 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1129 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1130 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1131 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1134 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1136 * c-typeck.c (null_pointer_constant_p): New function.
1137 (build_conditional_expr, build_c_cast, convert_for_assignment,
1138 build_binary_op): Use it.
1140 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1142 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1143 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1145 (check_function_arguments_recurse): Allow both NOP_EXPR and
1146 CONVERT_EXPR but check conversions preserve precision.
1147 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1148 but check conversions preserve precision.
1149 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1152 2005-12-04 Roger Sayle <roger@eyesopen.com>
1155 * common.opt (Wstring-literal-comparison): New command line option.
1156 * c-opts.c (c_common_handle_option): Set it with -Wall.
1157 * c-typeck.c (parser_build_binary_op): Issue warning if either
1158 operand of a comparison operator is a string literal, except for
1159 testing equality or inequality against NULL.
1161 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1163 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1165 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1166 of building a NOP_EXPR.
1167 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1169 * c-convert.c (convert): Use fold_convert instead of building
1170 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1171 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1173 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1174 NOP_EXPR the same as CONVERT_EXPR.
1175 * c-typeck.c (build_function_call): Use fold_convert instead of
1176 building a NOP_EXPR directly.
1177 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1179 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1181 PR rtl-optimization/25197
1182 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1185 2005-12-02 Stuart Hastings <stuart@apple.com>
1187 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1190 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1192 * c-typeck.c (default_function_array_conversion,
1193 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1194 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1195 orig_op2. Don't check them for NOP_EXPR.
1196 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1197 around integer zero.
1199 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1201 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1202 toc_save_offset, toc_size, lr_size.
1203 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1204 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1205 Adjust for removal of unused rs6000_stack_t fields.
1206 (debug_stack_info): Adjust.
1207 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1208 first, and don't bother checking for set/inc of lr on sibcalls.
1209 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1211 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1214 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1215 5 if operand 1 is not aligned. Undo previous constraint change.
1216 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1218 2005-12-02 Richard Guenther <rguenther@suse.de>
1220 * tree.h (build): Remove prototype.
1221 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1222 * tree.c (build): Remove.
1223 (build0_stat): Update comment.
1225 2005-12-02 Richard Guenther <rguenther@suse.de>
1227 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1228 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1230 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1231 maybe_fold_offset_to_component_ref): Likewise.
1232 * tree-ssa-dom.c (thread_across_edge,
1233 simplify_rhs_and_lookup_avail_expr,
1234 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1236 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1237 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1238 lower_try_finally_switch): Likewise.
1239 * tree-if-conv.c (add_to_dst_predicate_list,
1240 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1241 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1242 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1243 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1244 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1245 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1246 gimplify_init_ctor_eval, gimplify_init_constructor,
1247 gimplify_variable_sized_compare, gimplify_boolean_expr,
1248 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1249 gimplify_expr, gimplify_body, gimplify_function_tree,
1250 force_gimple_operand): Likewise.
1251 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1252 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1253 mx_register_decls): Likewise.
1254 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1255 get_frame_field, finalize_nesting_tree_1): Likewise.
1256 * tree-inline.c (setup_one_parameter): Likewise.
1257 * tree-vect-transform.c (vectorizable_condition): Likewise.
1258 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1260 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1261 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1262 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1263 * tree-chrec.h (build_polynomial_chrec): Likewise.
1265 2005-12-02 Richard Guenther <rguenther@suse.de>
1267 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1268 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1269 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1270 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1271 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1272 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1273 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1275 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1276 sh_adjust_unroll_max): Likewise.
1277 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1278 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1279 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1281 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1283 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1286 2005-12-02 Richard Guenther <rguenther@suse.de>
1288 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1289 simplify_cond_using_ranges): Use buildN instead of build.
1290 * tree-tailcall.c (adjust_accumulator_values,
1291 adjust_return_value): Likewise.
1292 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1293 generate_element_copy, generate_element_zero,
1294 generate_one_element_init): Likewise.
1295 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1296 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1297 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1298 perfect_nestify): Likewise.
1300 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1302 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1304 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1306 * ggc.h (GGC_RESIZEVEC): New.
1308 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1310 * gcc.c (execute): Improve readability.
1312 2005-12-02 Richard Guenther <rguenther@suse.de>
1314 * tree-cfg.c (mark_used_vars): New function.
1315 (dump_function_to_file): Dump only used VAR_DECLs.
1317 2005-12-02 Richard Guenther <rguenther@suse.de>
1319 * convert.c (convert_to_integer): Fix compare for nonpositive
1320 constant to use tree_int_cst_sgn <= 0.
1322 2005-12-02 Richard Guenther <rguenther@suse.de>
1324 * convert.c (convert_to_integer): Use fold_convert instead
1325 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1326 instead of comparing against 0. Use build_int_cst instead
1327 of converting integer_zero_node.
1329 2005-12-02 Richard Guenther <rguenther@suse.de>
1331 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1334 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1337 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1340 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1343 * function.c (expand_function_end): Emit blockage for unwinder
1346 2005-12-01 Roger Sayle <roger@eyesopen.com>
1348 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1349 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1350 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1351 integer constant comparisons.
1353 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1354 Janis Johnson <janis187@us.ibm.com>
1355 David Edelsohn <dje@watson.ibm.com>
1356 Ben Elliston <bje@au.ibm.com>
1358 * dfp.h, dfp.c: New files.
1359 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1360 (DECNUM_H): Likewise.
1361 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1362 (INCLUDES): Append $(DECNUMINC).
1363 (OBJS-common): Add dfp.o.
1365 * real.h (EXP_BITS): Pinch one bit to ..
1366 (struct real_value): Add decimal field.
1367 (real_format): Change table size, update documentation.
1368 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1369 (real_from_string3): Declare.
1370 (decimal_single_format): Declare.
1371 (decimal_double_format): Declare.
1372 (decimal_quad_format): Declare.
1373 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1374 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1375 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1376 * real.c: Include dfp.h.
1377 (normalize): Early return for decimal floats.
1378 (do_add): Zero decimal field.
1379 (do_compare): Call do_decimal_compare for decimal floats.
1380 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1381 (real_arithmetic): Call decimal_real_arithmetic for decimal
1382 floating point operands.
1383 (real_identical): If a and b are of differing radix, return false.
1384 (real_to_integer): Call decimal_real_to_integer if the value is a
1386 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1387 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1388 (real_to_hexadecimal): Place "N/A" in the return string for
1390 (real_from_string3): New variant, given a mode.
1391 (real_maxval): Use decimal_real_maxval for decimal floats.
1392 (round_for_format): Use decimal_round_for_format for decimals.
1393 (real_convert): Use decimal_real_convert where appropriate.
1394 (significand_size): Handle base 10.
1395 (encode_decimal_single, decode_decimal_single,
1396 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1397 decode_decimal_quad): New functions.
1398 (decimal_single_format): New.
1399 (decimal_double_format): New.
1400 (decimal_quad_format): New.
1401 * machmode.def: Add SD, DD and TD decimal floating point modes.
1402 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1403 Include MODE_DECIMAL_FLOAT.
1404 (DECIMAL_FLOAT_MODE_P): New.
1405 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1406 * genmodes.c (struct mode_data): Add counter field.
1407 (struct mode_data): Update comment for format.
1408 (blank_mode): Initialise counter field.
1409 (new_mode): Increment counter field for each mode defined.
1410 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1412 (make_complex_modes): Handle modes containing `D'.
1413 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1414 (make_decimal_float_mode): New.
1415 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1416 (cmp_modes): Compare counter field if other characteristics
1418 (emit_real_format_for_mode): Support formats for decimal floats.
1419 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1420 Document MODE_DECIMAL_FLOAT.
1422 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1424 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1427 2005-12-01 Richard Henderson <rth@redhat.com>
1429 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1431 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1433 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1435 * config/pa/pa.c (pa_init_builtins): If we detect
1436 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1439 2005-12-01 Richard Guenther <rguenther@suse.de>
1441 * fold-const.c (fold_binary): Use fold_build2, not
1444 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1446 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1448 * vec.h (VEC_block_remove): New.
1450 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1453 * c-common.c (lvalue_error): Fix wording.
1455 2005-12-01 Richard Guenther <rguenther@suse.de>
1457 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1458 thinko in last patch.
1460 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1462 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1463 than -flat_namespace.
1465 2005-12-01 Ben Elliston <bje@au.ibm.com>
1467 * mklibgcc.in: Parameterise the script to build soft float
1468 functions by iterating over each type, rather than cloning the
1471 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1474 * builtins.c (fold_builtin_fputs): Defer check for missing
1475 replacement functions.
1477 2005-11-30 Kean Johnston <jkj@sco.com>
1479 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1480 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1482 2005-11-30 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/22501
1485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1486 function split out from ...
1487 (forward_propagate_addr_expr): ... here. Use it to propagate
1488 ADDR_EXPRs to all uses.
1490 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1492 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1493 * builtins.c (expand_builtin_mathfn): Use them.
1494 (expand_builtin_mathfn_2): Likewise.
1495 (expand_builtin_mathfn_3): Likewise.
1496 (expand_builtin_int_roundingfn): Likewise.
1497 (expand_builtin): Likewise.
1498 (integer_valued_real_p): Likewise.
1499 (fold_builtin_int_roundingfn): Likewise.
1500 (fold_builtin_bitop): Likewise.
1501 (fold_builtin_logarithm): Likewise.
1502 (fold_builtin_1): Likewise.
1503 * convert.c (convert_to_integer): Likewise.
1504 * fold-const.c (negate_mathfn_p): Likewise.
1505 (tree_expr_nonnegative_p): Likewise.
1507 2005-11-30 Dale Johannesen <dalej@apple.com>
1508 Andrew Pinski <pinskia@physics.uc.edu>
1510 * combine.c (find_split_point): Sign extend bitmask
1511 when changing bitfield assignment to IOR of AND.
1513 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1515 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1516 clobber to scratch reg.
1517 (*decrement_and_branch_until_zero_no_clobber): Remove.
1518 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1519 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1520 * config/ms1/ms1.opt (mmul): Remove.
1521 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1522 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1524 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1525 Bernd Schmidt <bernd.schmidt@analog.com>
1527 * pa/predicates.md (symbolic_operand): Add comment.
1528 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1529 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1530 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1531 (pa_secondary_reload_class): Delete.
1532 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1533 and pa_secondary_reload_class. Reorder some checks. Update inline
1534 copy of symbolic operand.
1535 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1537 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1539 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1542 2005-11-30 Jeff Law <law@redhat.com>
1544 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1545 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1547 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1549 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1550 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1551 (ia64_expand_move): Adjust caller.
1553 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1554 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1557 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1559 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1560 Always produce an output if we can remove NEGs or canonicalize
1561 (minus (minus ...)) expressions. Provide a fast path for the
1563 (simplify_gen_binary): Do not call simplify_plus_minus.
1564 (simplify_binary_operation_1): Reassociate at the end of the
1567 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1569 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1570 moves and unpack to speed up.
1572 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1574 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1575 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1576 (gen_v9_scc): Update callers.
1577 * config/sparc/sparc.md: Likewise.
1578 * config/sparc/sparc-protos.h: Update extern declaration.
1580 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1582 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1584 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1587 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1589 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1590 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1591 (negate_expr): Here.
1593 2005-11-29 Ben Elliston <bje@au.ibm.com>
1595 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1596 Fix typo in comment.
1598 2005-11-29 Ben Elliston <bje@au.ibm.com>
1600 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1601 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1603 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1607 * builtins.c (init_target_chars): New.
1608 (expand_builtin_printf, expand_builtin_fprintf,
1609 expand_builtin_sprintf, fold_builtin_sprintf,
1610 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1611 fold_builtin_snprintf_chk, fold_builtin_printf,
1612 fold_builtin_fprintf): Check for matching format strings using
1615 2005-11-29 Paul Brook <paul@codesourcery.com>
1617 * config.gcc: Do not use fixproto on m68k-elf.
1619 2005-11-28 Roger Sayle <roger@eyesopen.com>
1621 * expmed.c (div_cost): Replace with...
1622 (sdiv_cost, udiv_cost): New.
1623 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1624 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1625 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1626 (expand_divmod): Replace use of div_cost with either sdiv_cost
1627 or udiv_cost depending upon the signedness of the operation.
1629 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1632 * config/darwin.c (machopic_indirection_name,
1633 machopic_output_indirection): Follow transparent alias chain.
1635 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1637 * varasm.c (ultimate_transparent_alias_target): Add comment.
1639 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1641 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1642 SET_SRC instead of XEXP where appropriate.
1644 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1646 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1649 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1651 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1652 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1655 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1657 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1658 secondary_input_reload_class, made static. Adapt to new
1660 (secondary_output_reload_class): Delete.
1661 (TARGET_SECONDARY_RELOAD): New macro.
1662 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1663 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1665 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1668 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1669 when its natural alignment is > BITS_PER_UNIT.
1670 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1671 * c-common.c (handle_packed_attribute): Ignore packing on a field
1672 whose type is naturally char aligned.
1674 2005-11-28 Richard Guenther <rguenther@suse.de>
1676 * c-common.c (strict_aliasing_warning): Handle all
1677 component-ref like accesses.
1679 2005-11-28 Roger Sayle <roger@eyesopen.com>
1680 Uros Bizjak <uros@kss-loka.si>
1683 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1684 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1685 when flag_unsafe_math_optimizations is set and
1686 we don't care about NaNs or Infinities.
1688 Move x/expN(y) and x/pow(y,z) transformation into common
1689 flag_unsafe_math_optimizations section.
1691 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1693 * gcc.c (main): Change type of argv to "char **".
1695 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1697 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1698 small data sections.
1699 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1700 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1701 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1702 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1703 output locals to sbss if !rs6000_elf_in_small_data_p.
1704 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1706 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1709 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1710 generated by reload.
1711 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1712 indexed_or_indirect_address.
1713 (indexed_or_indirect_address): Don't test for base reg. Call
1714 address_operand last. Make it a special predicate.
1716 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1718 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1720 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1723 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1725 (negate_expr): Likewise.
1727 2005-11-27 Andreas Schwab <schwab@suse.de>
1729 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1732 2005-11-27 Steven Bosscher <stevenb@suse.de>
1734 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1735 has EH predecessor edges.
1737 2005-11-26 Eric Christopher <echristo@apple.com>
1739 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1740 register stalls by zero extending to the full register.
1742 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1744 * config/floatunsisf.c, config/floatunsidf.c,
1745 config/floatunsixf.c, config/floatunsitf.c: New files.
1746 * config/ia64/t-hpux: Add floatunsitf.c.
1747 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1748 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1750 2005-11-26 Richard Henderson <rth@redhat.com>
1752 * c-lex.c (pragma_lex): Rename from c_lex.
1753 * c-pch.c: Update for pragma_lex rename.
1754 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1755 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1756 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1757 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1758 * doc/tm.texi: Likewise.
1760 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1763 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1764 when overflow is undefined.
1766 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1768 * doc/md.texi (Insn Canonicalizations): Refer to the
1769 function commutative_operand_precedence for further rules.
1771 2005-11-25 Roger Sayle <roger@eyesopen.com>
1774 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1775 is less than zero. Limit mult_cost to a reasonable upper bound for
1776 the synthetic multiplication sequence.
1778 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1781 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1782 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1783 Lookup the explicit replacement functions for any unlocked
1784 stdio builtin transformations.
1786 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1788 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1790 * targhooks.c (default_secondary_reload): Don't require operand 2
1791 for an input reload to be earlyclobber.
1793 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1795 * fold-const.c (negate_mathfn_p): Fix comment and add support
1796 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1799 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1802 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1803 _Q_ulltoq for unsigned conversions from SImode and DImode to
1806 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1808 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1809 (__floatundidf, __floatundisf): Likewise.
1811 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1813 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1814 (rs6000_override_options): Remove initialization of
1815 rs6000_sr_alias_set.
1816 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1817 (rs6000_emit_stack_tie): Same.
1818 (emit_frame_save): Same.
1819 (gen_frame_mem_offset): Same.
1820 (rs6000_emit_prologue): Same.
1821 (rs6000_emit_epilogue): Same.
1823 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1826 * fold-const.c (fold_build): Convert bool_var != 1 and
1827 bool_var == 0 to !bool_var.
1829 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1832 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1833 for C being INTEGER_CST. Likewise for !=.
1835 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1838 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1839 unsigned conversions from SImode to TFmode.
1841 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1843 * expr.c (expand_expr_real_1): Fix error in last change.
1845 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1847 * caller-save.c: (this_insn_sets): Move into:
1848 (save_call_clobbered_regs).
1849 (mark_set_regs): Get this_insn_sets from data.
1851 (save_call_clobbered_regs): Take sets of the return value by
1852 sibcalls into account.
1854 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1857 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1858 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1859 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1860 (memory_move_secondary_cost, init_reg_autoinc): Remove
1861 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1862 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1863 secondary_reload_class call.
1864 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1866 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1867 (push_secondary_reload): Use secondary_reload target hook.
1868 (secondary_reload_class, scratch_reload_class): New functions.
1869 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1870 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1871 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1872 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1873 (secondary_reload_class, scratch_reload_class): Declare.
1874 * reload1.c: Include target.h.
1875 (reload_adjust_reg_for_temp): New function.
1876 (reload_adjust_reg_for_icode): Likewise.
1877 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1878 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1880 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1881 for inheritance. Support case when both secondary & tertiary reloads
1882 are for intermediate registers.
1883 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1884 with secondary_reload_class call. Support case when both secondary
1885 & tertiary reloads are for intermediate registers.
1886 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1887 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1888 * target.h (secondary_reload_info): New struct / typedef.
1889 (struct gcc_target): New member secondary_reload.
1890 * targhooks.c Include reload.h, optabs.h and recog.h.
1891 (default_secondary_reload): New function.
1892 * targhooks.h (default_secondary_reload): Declare.
1893 * doc/tm.texi: Document secondary_reload target hook. Update
1894 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1895 * doc/md.texi: Likewise.
1897 * sh-protos.h (sh_secondary_reload): Declare.
1898 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1899 (sh_secondary_reload): New function.
1900 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1901 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1902 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1903 (HAVE_SECONDARY_RELOADS): Define.
1904 * sh.md (reload_indf): Rename to:
1906 (reload_outdf): Rename to:
1907 (reload_outdf__RnFRm).
1908 (reload_insf): Rename to:
1910 (reload_insi): Rename to:
1911 (reload_insi__i_fpul).
1913 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1915 * configure.ac: Require at least texinfo 4.4.
1916 * configure: Regenerate.
1918 * doc/install.texi (Tools/packages necessary for building GCC):
1919 Update required version of texinfo to at least 4.4.
1920 (Installing GCC: Building): Update required version of texinfo
1922 (Installing GCC: Final installation): Update required version
1923 of texi2dvi to at least 4.4.
1924 (Host/target specific installation notes for GCC): Update required
1925 version of texinfo to at least 4.4.
1927 2005-11-24 Richard Guenther <rguenther@suse.de>
1928 Dirk Mueller <dmueller@suse.de>
1931 * c-common.h (strict_aliasing_warning): Declare.
1932 * c-common.c (strict_aliasing_warning): New function,
1934 * c-typeck.c (build_c_cast): ... here.
1936 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1938 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1940 (swap_commutative_operands_with_target): New.
1942 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1944 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1945 also when doing PRE, rather than only for global CPROP.
1947 2005-11-24 Ben Elliston <bje@au.ibm.com>
1949 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1950 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1952 (expand_twoval_unop): Likewise.
1953 (widen_clz): Likewise.
1954 (expand_parity): Likewise.
1955 (expand_unop): Likewise.
1956 (emit_cmp_and_jmp_insn_1): Likewise.
1957 (prepare_float_lib_cmp): Likewise.
1959 2005-11-24 Ben Elliston <bje@au.ibm.com>
1961 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1962 Remove unused `class' variable.
1964 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1967 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1968 C/C++ diagnostic function warn_array_subscript_with_type_char.
1969 * c-common.h (warn_array_subscript_with_type_char): Declare.
1970 * c-common.c (warn_array_subscript_with_type_char): Define.
1972 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1975 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1976 compiling at the intersection of C and C++.
1978 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1980 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1981 List @file in the option summary. Include the libiberty
1982 documentation for @file.
1983 * gcc.c (main): Call expandargv.
1984 * Makefile.in (gcc-vers.texi): Define srcdir.
1986 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1988 * passes.c (init_optimization_passes): Document
1989 sequencing of passes.
1991 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1993 * config/m68k/predicates.md (pcrel_address, extend_operator,
1994 post_inc_operand, pre_dec_operand): Remove redundant
1996 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1998 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2000 2005-11-23 Ben Elliston <bje@au.ibm.com>
2002 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2004 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2006 Preparatory work for PR target/21623:
2007 * alpha.c (secondary_reload_class): Rename to:
2008 (alpha_secondary_reload_class).
2009 * alpha.h, alpha-protos.h: Likewise.
2010 * mn10300.c (secondary_reload_class): Rename to:
2011 (mn10300_secondary_reload_class).
2012 * mn10300.h, mn10300-protos.h: Likewise.
2013 * pa.c (secondary_reload_class): Rename to:
2014 (pa_secondary_reload_class).
2015 * pa.h, pa-protos.h: Likewise.
2016 * rs6000.c (secondary_reload_class): Rename to:
2017 rs6000_secondary_reload_class.
2018 * rs6000.h, rs6000-protos.h: Likewise.
2020 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2023 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2025 2005-11-22 Ian Lance Taylor <ian@airs.com>
2027 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2029 (prepare_cmp_insn): Likewise.
2031 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2034 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2035 if both operands[0] and operands[1] are memory.
2037 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2040 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2041 COMPARISON_CLASS_P and an integral types create create a new
2042 expression with the new type and fold that.
2044 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2047 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2048 to SUBTARGET_OS_CPP_BUILTINS.
2050 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2052 * arm.c (emit_set_insn): New function.
2053 (arm_split_constant): Call it.
2054 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2055 (arm_legitimize_address): Likewise. Use plus_constant.
2056 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2057 (thumb_expand_prologue): Likewise.
2058 (arm_gen_load_multiple): Use VOIDmode in SET.
2059 (arm_gen_store_multiple): Likewise.
2060 (vfp_emit_fstmx): Likewise. Use plus_constant.
2061 (emit_multi_reg_push): Likewise.
2062 (emit_sfm): Use plus_constant.
2064 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2067 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2070 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2073 * expmed.c (store_bit_field): Don't attempt to insv a field
2074 larger than the reg.
2076 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2079 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2080 explicit sign extension, not a (char) cast.
2082 2005-11-22 Ben Elliston <bje@au.ibm.com>
2084 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2085 GET_MODE_CLASS (x) == MODE_FLOAT.
2086 * config/i386/i386.c: Likewise.
2087 * config/rs6000/xcoff.h: Likewise.
2088 * config/rs6000/linux64.h: Likewise.
2089 * config/rs6000/rs6000.c: Likewise.
2090 * config/rs6000/rs6000.h: Likewise.
2091 * config/rs6000/predicates.md: Likewise.
2092 * config/rs6000/sysv4.h: Likewise.
2094 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2096 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2099 * config/alpha/freebsd.h, config/alpha/linux.h,
2100 config/arm/linux-elf.h, config/bfin/bfin.h,
2101 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2102 config/i386/beos-elf.h, config/i386/gnu.h,
2103 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2104 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2105 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2106 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2107 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2108 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2109 config/sparc/linux.h, config/sparc/linux64.h,
2110 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2112 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2113 are both defined when either flag -fpic or -fPIC are used.
2115 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2117 * config/fp-bit.c (clzusi): New function.
2118 (si_to_float, usi_to_float): Use it to compute proper shift.
2119 (usi_to_float): Preserve guard bits when shifting right.
2120 * libgcc-std.ver (GCC_4.2.0): New version.
2121 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2122 __floatundisf): New functions.
2123 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2124 __floatundisf): Declare.
2125 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2126 _floatundixf, and _floatunditf.
2127 * optabs.c (expand_float): If target does not define a pattern for
2128 signed or unsigned conversion, use an unsigned libcall instead of
2130 (init_optabs): Initialize ufloat_optab.
2132 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2134 * config/rs6000/rs6000.opt (mmulhw): New option.
2135 * doc/invoke.texi (-mmulhw): Document.
2136 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2138 * config/rs6000/rs6000.md: Add half-word multiply and
2139 multiply-accumulate instructions for 405 and 440.
2141 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2143 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2144 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2145 default now includes a linker group which makes the RTEMS one nest.
2147 2005-11-22 Ben Elliston <bje@au.ibm.com>
2149 * cse.c (fold_rtx): Typo fix.
2150 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2152 2005-11-21 Richard Henderson <rth@redhat.com>
2154 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2155 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2157 * c-tree.h (lookup_name): Move declaration ...
2158 * c-common.h (lookup_name): ... here.
2159 * config/darwin-c.c: Include c-common.h.
2160 * config/t-darwin: Update dependencies.
2162 2005-11-22 Ben Elliston <bje@au.ibm.com>
2164 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2165 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2166 * genopinit.c (gen_insn): Likewise.
2167 * reload.c (find_equiv_reg): Likewise.
2168 * loop.c (load_mems): Likewise.
2169 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2170 * cse.c (find_comparison_args, fold_rtx): Likewise.
2171 * dwarf2out.c (add_const_value_attribute): Likewise.
2172 * expr.c (convert_move): Likewise.
2173 * recog.c (general_operand, register_operand): Likewise.
2174 * reg-stack.c (replace_reg): Likewise.
2175 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2176 * c-common.c (handle_vector_size_attribute): Likewise.
2177 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2178 (simplify_binary_operation_1): Likewise.
2179 (simplify_const_binary_operation): Likewise.
2180 (simplify_relational_operation): Likewise.
2181 (simplify_const_relational_operation): Likewise.
2182 (simplify_immed_subreg): Likewise.
2183 * emit-rtl.c (gen_lowpart_common): Likewise.
2184 * expmed.c (expand_mult): Likewise.
2185 * stor-layout.c (layout_type): Likewise.
2187 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2190 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2191 cst2 only for SPE vectors.
2193 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2196 * config/rs6000/predicates.md (vrsave_operation): Check
2197 UNSPEC_VOLATILE value.
2199 2005-11-21 Jan Hubicka <jh@suse.cz>
2201 PR tree-optimization/24653
2202 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2204 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2206 * config/i386/predicates.md (ax_reg_operand): New predicate.
2207 (memory_displacement_only_operand): New predicate.
2208 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2209 operand is AX register and the other operand is memory operand
2210 with displacement only.
2212 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2214 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2215 if we don't care about NaNs or Infinities.
2217 2005-11-20 Ian Lance Taylor <ian@airs.com>
2219 PR rtl-optimization/24883
2220 * combine.c (combinable_i3pat): When checking whether the
2221 destination of i3 is used in i3, consider paradoxical subregs.
2223 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2226 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2228 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2230 * combine.c (try_combine): Do not run subst on i1src and i2src in
2231 the case of generating a PARALLEL for a comparison.
2233 2005-11-20 Richard Henderson <rth@redhat.com>
2236 * tree-sra.c (struct sra_elt): Add all_no_warning.
2237 (struct sra_walk_fns) <use>: Add use_all argument.
2238 (sra_walk_expr): Pass it.
2239 (sra_walk_modify_expr): Likewise.
2240 (scalarize_ldst): Likewise.
2241 (scan_use): Update for new argument.
2242 (mark_no_warning): New.
2243 (scalarize_use): Use it.
2245 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2247 * expr.c (expand_expr_real): Use usmul_optab for widening
2248 signed * unsigned multiplies.
2249 * genopinit.c (optabs): Add usmul_widen_optab.
2250 * optabs.c (init_optabs): Likewise.
2251 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2252 (usmul_widen_optab): Define.
2253 * config/bfin/bfin.md (usmulhisi3): New pattern.
2255 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2257 2005-11-20 Graham Stott <btinternet.com>
2259 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2261 2005-11-20 Andreas Schwab <schwab@suse.de>
2264 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2267 2005-11-19 Richard Henderson <rth@redhat.com>
2270 * tree-gimple.c (is_gimple_id): Export.
2271 * tree-gimple.h (is_gimple_id): Declare.
2272 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2273 (get_default_value): Use it.
2274 (maybe_fold_stmt_indirect): Likewise.
2276 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2278 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2279 than VR1 or vice-versa.
2281 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2285 * reload.c (find_reloads_address_1): Mention dependency on
2287 * reload1.c (gen_reload): For IN with an unary operation, try
2288 moving inner expression to OUT if trivial SET is not valid.
2289 Confirm that the result is valid. Move common code block into...
2290 (emit_insn_if_valid_for_reload): New function.
2292 2005-11-19 Richard Guenther <rguenther@suse.de>
2294 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2295 ARRAY_REFs of constant strings.
2297 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2299 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2300 fatal format string.
2302 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2304 * combine.c (make_compound_operation): Swap operands of
2305 commutative operation if necessary before returning.
2307 2005-11-19 Richard Guenther <rguenther@suse.de>
2310 * fold-const.c (fold_plusminus_mult_expr): New function.
2311 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2312 cases, remove now unnecessary code.
2314 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2316 * gensupport.c (old_preds): Rename to std_preds, add special field.
2317 (struct old_pred_table): Rename to struct std_pred_table, add special
2319 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2320 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2321 (init_predicate_table): Adjust, and set along the way whether a
2322 predicate is special.
2324 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2326 * BASE-VER: Change to 4.2.0.
2328 2005-11-18 James E Wilson <wilson@specifix.com>
2330 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2333 2005-11-18 Mike Stump <mrs@apple.com>
2335 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2336 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2337 * c-decl.c (lookup_name_two) Remove.
2338 * c-tree.h (lookup_name_two): Remove.
2339 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2340 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2341 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2342 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2344 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2347 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2348 when not generating code to use that co-processor.
2350 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2352 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2353 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2354 these functions are now in tree-phinodes.c.
2356 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2358 * config/bfin/bfin.md (trap): New pattern.
2360 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2362 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2365 * expr.c (expand_expr_real): Don't call record_block_change unless
2366 ib_boundaries_block is non-null
2368 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2370 * fold-const.c (build_range_check): Use proper type for subtraction
2371 when merging lower bound.
2373 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2375 PR rtl-optimization/24497
2376 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2379 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2381 * tree-scalar-evolution.c (expression_expensive_p): New function.
2382 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2384 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2386 * config/bfin/crtlibid.s: New file.
2388 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2391 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2392 when not using sjlj exceptions.
2393 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2394 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2395 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2396 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2397 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2398 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2399 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2400 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2401 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2402 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2403 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2404 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2405 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2407 * config/pa/hpux-unwind.h: New file.
2409 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2411 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2412 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2413 * varasm.c (do_assemble_alias): Adjust call.
2414 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2416 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2418 2005-11-17 James E Wilson <wilson@specifix.com>
2420 * tree.def (FUNCTION_DECL): Correct typo in comment.
2422 2005-11-17 Richard Henderson <rth@redhat.com>
2424 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2425 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2426 and DW_CFA_def_cfa_sf.
2427 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2428 (dbx_reg_number): Don't assert particular registers here.
2429 (based_loc_descr): ... do it here instead. Fold in ...
2430 (eliminate_reg_to_offset): ... this function.
2431 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2432 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2433 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2434 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2435 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2436 (instantiate_virtual_regs): Likewise.
2437 * var-tracking.c (adjust_stack_reference): Likewise.
2438 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2440 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2442 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2443 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2444 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2446 ($(T)crtlibid.o): New rule.
2448 2005-11-16 Richard Guenther <rguenther@suse.de>
2451 * fold-const.c (extract_array_ref): Return byte offset
2453 (fold_binary): Fold &x[a] CMP &x[b] to
2454 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2457 2005-11-16 Richard Henderson <rth@redhat.com>
2460 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2461 parts of an SSA_NAME.
2463 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2466 * arm.md (split for movsf with immediate): Restrict split to insns
2467 that set a general register.
2469 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2471 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2473 * unwind-dw2.c (uw_advance_context): Likewise.
2474 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2475 _Unwind_SjLj_Unregister.
2476 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2478 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2480 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2482 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2484 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2485 langhook to get a DImode integer type.
2487 2005-11-16 Richard Henderson <rth@redhat.com>
2488 J"orn Rennecke <joern.rennecke@st.com>
2489 Ulrich Weigand <uweigand@de.ibm.com>
2493 * reload1.c (reg_equiv_invariant): New.
2494 (reload): Allocate, initialize, and free it.
2495 (calculate_needs_all_insns): Check it when skipping equivalence
2497 (alter_reg): Likewise.
2498 (eliminate_regs_1): Rename from eliminate_regs. Add new
2499 may_use_invariant argument; only use reg_equiv_invariant when true.
2500 (eliminate_regs): New.
2501 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2502 a context for which may_use_invariant may be true.
2504 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2506 * fold-const.c (const_binop): Don't constant fold the operation
2507 if the result has overflowed and flag_trapping_math.
2508 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2510 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2512 * config/arm/unwind-arm.c (abort): Add prototype here.
2513 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2514 (struct phase1_vrs): Add prev_sp.
2515 (unwind_phase2_forced): Save the original core registers instead of
2516 modifying entry_vrs. Take a new flag argument for resuming unwinding
2517 and set action flags accordingly. Always set _US_END_OF_STACK when
2518 get_eit_entry fails. Unwind before calling the stop function.
2519 (_Unwind_GetCFA): New function.
2520 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2521 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2522 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2523 just call unwind_phase2_forced.
2524 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2525 * config/arm/unwind-arm.h (abort): Remove prototype.
2526 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2528 (_Unwind_GetCFA): New prototype.
2529 * config/arm/pr-support.c (abort): Add prototype here.
2530 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2532 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2533 not schedule the prologue with non-call exceptions and EABI.
2535 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2537 * config/arm/unwind-arm.h: Reorder interface function declarations.
2538 (_URC_END_OF_STACK): New enumeration value.
2539 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2540 (struct _Unwind_Control_Block): Document reserved field use.
2541 (_Unwind_Stop_Fn): New typedef.
2542 (_Unwind_ForcedUnwind): Declare.
2543 (_Unwind_Resume_or_Rethrow): Declare.
2544 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2546 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2547 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2548 (UCB_FORCED_STOP_ARG): New.
2549 (search_EIT_table): Update boundary condition checks.
2550 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2551 (unwind_phase2): Replace for with do..while.
2552 (unwind_phase2_forced): New.
2553 (__gnu_Unwind_RaiseException): Replace for with do..while.
2554 (__gnu_Unwind_ForcedUnwind): New.
2555 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2556 Use appropriate phase2 unwinder.
2557 (__gnu_Unwind_Resume_or_Rethrow): New.
2558 (__gnu_unwind_pr_common): Cope with forced unwinding.
2560 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2563 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2565 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2566 roundsf2): Remove "s" from mnemonic.
2568 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2570 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2572 * config/bfin/crtn.s: Change epilogues to match.
2573 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2574 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2575 __PIC__ and __pic__.
2577 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2580 * doc/invoke.texi: Distinguish between free and fixed form instead of
2581 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2583 * gcc.c (default_compilers): Remove double entries, add entries for
2584 suffixes '.F90' and '.F95'.
2586 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2588 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2589 in the stack probing loop.
2591 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2593 * configure.ac: Use .machine power5 not power5x.
2594 * configure: Regenerate.
2596 2005-11-15 Mike Stump <mrs@apple.com>
2598 * c-decl.c (lookup_name_two): Add.
2599 * c-tree.h (lookup_name_two): Likewise.
2600 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2601 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2603 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2605 PR rtl-optimization/23392
2606 * regrename.c (enum scan_actions) Add mark_access.
2607 (scan_actions_name): Ditto.
2608 (scan_rtx_reg): Handle mark_access.
2609 (scan_rtx_address): Do nothing for mark_access.
2610 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2611 and regs in REG_INC notes before closing chains for dead regs.
2612 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2613 opening chains for new writes.
2615 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2617 * c.opt (ffixed-line-length-none): New.
2619 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2621 * mklibgcc.in: Change contents of eh_dummy.c.
2623 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2625 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2627 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2629 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2631 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2633 2005-11-15 Jan Hubicka <jh@suse.cz>
2635 * invoke.texi (large-unit-insns): Document.
2636 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2637 * params.def (large-unit-insns): New param.
2639 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2642 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2643 special register for operand 3. Reindent constraints to align
2646 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2648 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2649 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2650 * configure.ac: Add test for FP rounding instructions.
2651 * configure: Regenerate.
2652 * config.in: Regenerate.
2653 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2654 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2656 * config/rs6000/rs6000.opt (mfprnd): New.
2657 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2658 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2659 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2660 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2661 (TARGET_FPRND): New.
2662 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2664 (btrunc<mode>2): New.
2666 (floor<mode>2): New.
2667 (round<mode>2): New.
2669 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2671 * gcc.c (version_compare_spec_function): Use fatal() rather than
2674 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2675 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2676 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2678 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2681 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2682 on -mmacosx-version-min setting.
2684 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2687 * tree-vrp.c (infer_value_range): Return false if STMT is a
2688 block terminator and its basic block has no successors.
2690 2005-11-14 Mike Stump <mrs@apple.com>
2692 * config/i386/i386.c (override_options): -masm=intel isn't
2693 supported on darwin.
2694 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2696 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2698 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2699 vfork after including auto-host.h.
2701 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2703 PR rtl-optimization/22002
2704 * combine.c (distribute_notes): Detect cases where a reg dies
2705 two or more times in a bb, including on the insn we are combining,
2706 and place the death note on the correct range.
2708 2005-11-14 Dale Johannesen <dalej@apple.com>
2710 * expmed.c (store_bit_field): Add offset unconditionally for
2712 (extract_bit_field): Don't force extzv or extv operand into
2713 a register if field is too big.
2715 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2717 * config/arm/arm.c (pic_labelno): New.
2718 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2719 LABEL_REF. Pass only the labelno to PIC insns.
2720 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2721 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2722 * arm.md (UNSPEC_PIC_LABEL): New constant.
2723 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2724 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2725 Use the correct label prefix.
2727 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2729 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2732 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2734 * loop-invariant.c: Include tm_p.h.
2735 * Makefile.in: Updated.
2737 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2739 * pa.c (store_reg): Revise generation of frame notes in large frames.
2740 (set_reg_plus_d): Likewise.
2742 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2744 PR tree-optimization/24709
2745 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2748 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2750 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2751 and duplicate declaration of pthread_self.
2753 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2754 Ian Lance Taylor <ian@airs.com>
2757 * calls.c (expand_call): If TARGET is a MEM and some part of the
2758 argument area has been saved, force TARGET to a register.
2760 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2762 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2765 2005-11-13 Jason Merrill <jason@redhat.com>
2768 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2769 lazily declared methods.
2770 (force_decl_die): Stop if forcing out the context already make a
2772 (force_type_die): Likewise.
2774 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2777 * builtins.c (integer_valued_real_p): Add break in
2778 REAL_CST having TREE_OVERFLOW set.
2780 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2782 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2783 addressing modes during calculation of costs.
2785 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2787 * function.c (assign_stack_local_1): Restrict sanity check
2788 on frame size overflow to 32-bit and above platforms.
2790 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2792 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2793 * config/cris/cris.c: Include reload.h.
2794 (cris_initial_elimination_offset): New function.
2795 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2798 2005-11-12 Richard Guenther <rguenther@suse.de>
2800 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2802 2005-11-12 Jan Hubicka <jh@suse.cz>
2804 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2805 to compare against 0 when possible.
2807 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2809 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2810 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2811 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2812 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2815 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2817 * recog.c (constrain_operands) <case 'g'>: For a match, require
2818 that a non-register matches general_operand when strict >= 0.
2820 2005-11-11 Steven Bosscher <stevenb@suse.de>
2822 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2825 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2827 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2828 (memory_address_same): New.
2829 (dse_optimize_stmt): Call memory_address_same.
2831 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2834 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2835 ZERO_EXTEND>: New cases.
2837 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2839 * longlong.h (__clz_tab): Always provide.
2841 2005-11-11 Steven Bosscher <stevenb@suse.de>
2844 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2846 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2847 before check_maybe_invariant.
2848 (move_invariant_reg): Use gen_move_insn instead of replacing
2849 SET_DEST with the temporary for the invariant.
2850 (move_loop_invariants): If checking is enabled, do internal
2851 consistency checks after completing the pass.
2853 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2856 * common.opt (Wvolatile-register-var): New.
2857 * varasm.c (make_decl_rtl): Only emit warning when option
2858 specified. Clarify warning message.
2859 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2861 * doc/md.texi (copysign): Document standard named pattern.
2863 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2865 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2866 bytes when align is 2.
2867 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2868 by the first instruction of the loop.
2870 2005-11-11 Jason Merrill <jason@redhat.com>
2873 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2876 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2878 PR rtl-optimization/22509
2879 * local-alloc.c (memref_used_between_p): Check whether a function call
2880 could not reference the memref.
2882 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2884 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2885 algorithm so as to choose the best, not the worst, alternative.
2886 Reset accumulated register class before processing next alternative.
2888 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2891 * calls.c (expand_call): Copy a return value to a plain register
2894 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2897 * varasm.c (assemble_name): Recompute name only for transparent
2900 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2902 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2904 2005-11-04 Jeff Law <law@redhat.com>
2907 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2908 perform reassociation if the parent statement will not die as
2909 a result of the optimization.
2911 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2913 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2914 delete_old_heap_vars.
2915 * tree-dfa.c (referenced_var_remove): Remove function.
2916 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2917 (delete_tree_ssa): Remove call to delete_old_heapvars.
2918 Add call to delete_alias_heapvars.
2919 * tree-flow.h (referenced_var_remove): Remove prototype
2920 (init_alias_heapvars): New prototype.
2921 (delete_alias_heapvars): Ditto.
2922 * Makefile.in (tree-ssa-structalias.o): Add
2923 gt-tree-ssa-structalias.o
2924 (GTFILES): Add tree-ssa-structalias.h and
2925 tree-ssa-structalias.c.
2926 (s-gtype): Add gt-tree-ssa-structalias.h.
2927 * tree-ssa-structalias.c (heapvars): Remove.
2928 (oldheapvars): Remove.
2929 (heapvar_for_stmt): New variable.
2930 (heapvar_lookup): New function.
2931 (heapvar_insert): Ditto.
2932 (get_constraint_for): See if we have an old heapvar
2934 (init_alias_heapvars): New function.
2935 (delete_alias_heapvars): Ditto.
2936 Add include of gt-tree-ssa-structalias.h.
2938 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2941 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2943 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2945 * tree.c (int_fits_type_p): Only look at the base type
2946 if it has the same precision as the original type.
2948 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2951 * varasm.c (assemble_alias): Use %q+D in the error
2952 message instead of %J and %qD.
2954 2005-11-10 Richard Guenther <rguenther@suse.de>
2956 * gcse.c (free_ldst_entry): Only free hashtable if
2959 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2961 * function.c (assign_stack_local_1): Issue an error message if
2962 the frame size overflows in the signed target arithmetics.
2964 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2966 * tree.c (build_qualified_type): Chain the new type to the original
2967 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2968 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2969 (build_pointer_type_for_mode): Only return unqualified types.
2970 (build_reference_type_for_mode): Likewise.
2972 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2974 * Makefile.in (gnucompare): Do comparison of all files using one of
2975 the chosen methods and only afterwards decide if just warning should
2976 be issued or comparison failure raised.
2978 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2980 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2981 (noce_try_abs): Negate if the comparison is reversed.
2982 Look only one instruction backwards for a REG_EQUAL note.
2984 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2987 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2988 gthr-tpf.h: Define __gthrw. For all identifiers that might
2989 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2990 and prefix all uses with __ghtrw.
2992 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2995 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2996 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2997 * c-common.c (handle_weakref_attribute): New.
2998 (c_common_attribute_table): Add weakref.
2999 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3001 * configure, config.in: Rebuilt.
3002 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3003 * doc/extend.texi: Document weakref attribute.
3004 * varasm.c (ultimate_transparent_alias_target): New
3005 (assemble_name): Use it.
3006 (weak_finish_1): Split out of...
3007 (weak_finish): ... and deal with weakrefs in...
3008 (weakref_targets): ... new list.
3009 (globalize_decl): Clean up weakref_targets.
3010 (do_assemble_alias): Handle weakrefs.
3011 (finish_aliases_1): Do not reject weakrefs to external symbols.
3012 (assemble_alias): Handle weakrefs.
3014 2005-11-09 Richard Guenther <rguenther@suse.de>
3016 PR tree-optimization/24716
3017 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3018 t_bool to track results from follow_ssa_edge.
3020 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3022 * final.c (force_source_line): New global variable.
3023 (final_scan_insn): Set it to true instead of clearing last_filename.
3024 (notice_source_line): Return true if force_source_line is true,
3025 unless source info is absent.
3027 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3030 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3031 a linkage name for a variable if it a register variable.
3032 * c-decl.c (grokdeclarator): Global register variables
3033 should be set as PUBLIC.
3035 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3038 * config/s390/s390.c (struct s390_frame_layout): New fields
3039 first_save_gpr_slot and last_save_gpr_slot.
3040 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3041 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3042 first_save_gpr and last_save_gpr with the _slot variants.
3043 (s390_register_info): Calculate first_save_gpr_slot and
3044 last_save_gpr_slot using regs_ever_live.
3046 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3049 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3050 for a function containing a landing pad.
3052 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3055 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3058 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3060 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3061 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3063 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3066 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3068 (call,load,store): New insn types.
3069 (mem_access, branch_access): Adjust reservation conditions.
3070 (define_delay): Adjust condition.
3071 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3073 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3074 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3076 (call_internal, call_value_internal, return_internal,
3077 return_interrupt_internal, eh_return_internal, indirect_jump,
3078 tablejump): Set call insn type.
3079 (blockage, ei, di): Use appropriate unspec const.
3080 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3081 (ms1_get_attr_type): Adjust to give load & store types.
3082 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3083 backwards past a barrier.
3084 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3086 (struct branch_info, struct label_info): New.
3088 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3089 (ms1_machine_reorg): New.
3090 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3091 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3092 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3093 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3096 2005-11-09 Per Bothner <per@bothner.com>
3097 Uros Bizjak <uros@kss-loka.si>
3100 * toplev.c (process_options): Initialize debug_hooks early
3101 in case lang_hooks.post_options ends up calling a debug_hook.
3103 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3105 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3106 DBX_REGISTER_NUMBER being contiguous.
3108 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3109 Diego Novillo <dnovillo@redhat.com>
3112 * tree-vrp.c (register_edge_assert_for): Do not register
3113 always-false predicates.
3115 2005-11-08 Devang Patel <dpatel@apple.com>
3117 PR tree-optimization/23115
3118 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3121 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3123 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3126 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3128 Fix PR tree-optimization/23382
3130 * tree-ssa-alias.c (compute_may_aliases): Call
3131 delete_old_heap_vars.
3132 * tree-dfa.c (referenced_var_remove): New function.
3133 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3134 * tree-flow.h (referenced_var_remove): Add prototype.
3135 (delete_old_heap_vars): Ditto.
3136 * tree-ssa-structalias.c (heapvars): New variable.
3137 (oldheapvars): Ditto.
3138 (get_constraint_for): Put heap vars on heapvars list.
3139 (delete_old_heap_vars): New function.
3141 2005-11-08 Jason Merrill <jason@redhat.com>
3143 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3145 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3148 * reg-stack.c (reg_to_stack): Update register liveness also
3149 for flag_sched2_use_traces.
3151 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3154 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3155 override prior explicit -mno-powerpc-gfxopt.
3157 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3159 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3160 if the bitsize is zero.
3161 * doc/md.texi (Standard Pattern Names): Document it.
3163 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3164 (TARGET_PASS_BY_REFERENCE): Likewise.
3166 2005-11-07 Ian Lance Taylor <ian@airs.com>
3168 PR rtl-optimization/24683
3169 * config/i386/i386.c (legitimize_pic_address): If constant operand
3170 to PLUS is too large, put it in a register.
3172 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3174 * configure.ac: Enable checking assembler dwarf2 support for bfin
3176 * configure: Regenerate.
3178 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3182 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3183 gen_easy_vector_constant_add_self): Delete.
3184 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3186 (output_vec_const_move): Use gen_easy_altivec_constant.
3187 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3188 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3189 (easy_vector_constant_add_self): Rewritten.
3190 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3191 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3192 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3193 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3194 Macroize and adjust for the other changes.
3196 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3200 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3201 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3203 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3205 PR rtl-optimization/23567
3206 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3207 (noce_process_if_block): Don't do any optimizations except
3208 if (cond) x = x; if !set_b and write into orig_x may trap
3209 or fault. Remove the MEM_READONLY_P check.
3211 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3214 * tree-vrp.c (fix_equivalence_set): New.
3215 (extract_range_from_assert): Call it.
3217 2005-11-05 Ian Lance Taylor <ian@airs.com>
3220 * combine.c (apply_distributive_law): Don't distribute across a
3223 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3225 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3226 config/ms1/ms1.h, config/rs6000/predicates.md,
3227 config/s390/s390.c, params.def, postreload-gcse.c,
3228 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3229 tree-vrp.c, tree.c: Fix comment typos.
3230 * doc/invoke.texi: Fix typos.
3232 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3234 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3235 for testing whether the data_dependence_relation contains distance
3236 vectors. Iterate over all distance vectors of the ddr.
3237 * lambda.h: Define a vec of lambda_vector pointers.
3238 * tree-data-ref.c (dump_data_dependence_relation,
3239 dump_data_dependence_direction): Iterate over all distance and
3240 direction vectors of the ddr.
3241 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3243 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3244 of distance/direction vectors instead of a single one.
3245 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3246 lambda_vectors with a vec of lambda_vectors.
3247 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3248 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3249 DDR_NUM_DIST_VECTS): New.
3250 * tree-loop-linear.c (gather_interchange_stats): Test for the
3251 existence of distance vectors only after having checked that there
3252 is a dependence. Iterate over all distance vectors of the ddr.
3253 (linear_transform_loops): Use dump_data_dependence_relation.
3254 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3255 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3256 distance vectors of the ddr.
3258 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3260 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3261 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3262 IS_INTHANDLER; all callers changed.
3263 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3265 (do_link, do_unlink): New argument ALL; all callers changed.
3266 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3267 If function isn't leaf, save and restore all registers.
3268 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3271 2005-11-05 Jan Hubicka <jh@suse.cz>
3273 PR rtl-optimization/23490
3274 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3275 max-flow-memory-location): Document.
3276 * flow.c: Include params.h
3277 (MAX_MEM_SET_LIST_LEN): Kill.
3278 (add_to_mem_set_list): Use new param.
3279 * cse.c (cse_basic_block): Replace 1000 by new param.
3280 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3281 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3282 * predict.c (predict_loops): Use new param.
3283 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3285 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3286 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3287 Do not hold memory returned by cgraph_node_name across other call.
3289 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3292 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3295 2005-11-04 Jeff Law <law@redhat.com>
3298 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3299 * tree-ssa-dom.c: Include params.h.
3300 (thread_across_edge): If there are too many statements in the
3301 target block, then do not thread through it.
3302 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3303 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3305 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3308 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3309 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3311 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3314 * tree-scalar-evolution.c (instantiate_parameters_1,
3315 instantiate_parameters, resolve_mixers): Compute the size of an
3316 expression to be instantiated and give up the instantiation if the
3317 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3319 2005-11-04 Richard Guenther <rguenther@suse.de>
3321 * tree-flow.h (ref_contains_indirect_ref): Rename to
3322 array_ref_contains_indirect_ref.
3323 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3324 (array_ref_contains_indirect_ref): Make comment match the code
3326 (ref_contains_array_ref): Likewise.
3327 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3328 ref_contains_indirect_ref.
3329 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3330 Rename calls to ref_contains_indirect_ref.
3332 2005-11-04 Paul Brook <paul@codesourcery.com>
3334 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3335 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3336 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3337 * config/arm/arm.md: Use match_operand in peephole input templates
3338 and match_dup in peephole output templates.
3340 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3342 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3345 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3346 Daniel Jacobowitz <dan@codesourcery.com>
3348 * longlong.h (add_ssaaaa): Clobber condition code register
3350 (sub_ddmmss): Likewise.
3351 (umul_ppmm): Likewise.
3353 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3354 Paul Brook <paul@codesourcery.com>
3355 Phil Blundell <pb@reciva.com>
3357 * configure.ac: Add test for ARM TLS support.
3358 * configure: Regenerated.
3359 * config/arm/arm-protos.h (legitimize_tls_address)
3360 (arm_tls_referenced_p, tls_mentioned_p)
3361 (arm_output_addr_const_extra): New prototypes.
3362 (thumb_legitimize_pic_address): Delete.
3363 * config/arm/arm.c: Include "gt-arm.h".
3364 (enum tls_reloc): New.
3365 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3366 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3367 (arm_call_tls_get_addr, legitimize_tls_address)
3368 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3369 (arm_init_tls_builtins, arm_emit_tls_decoration)
3370 (arm_output_addr_const_extra): New functions.
3371 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3372 (TARGET_HAVE_TLS): Define.
3373 (target_thread_pointer): New.
3374 (arm_override_options): Handle -mtp=.
3375 (legitimize_pic_address): Ignore UNSPECs.
3376 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3378 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3379 (tls_get_addr_libfunc): New variable.
3380 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3381 (arm_init_builtins): Call arm_init_tls_builtins.
3382 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3383 (arm_encode_section_info): Call default_encode_section_info.
3384 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3385 (enum arm_tp_type): New.
3386 (target_thread_pointer): Add declaration.
3387 (LEGITIMATE_CONSTANT_P): Handle TLS.
3388 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3389 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3390 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3391 * config/arm/arm.md: Add UNSPEC_TLS.
3392 (movsi): Handle TLS.
3393 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3395 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3396 (load_tp_hard, load_tp_soft): New insns.
3397 * arm.opt: Add -mtp=.
3398 * doc/invoke.texi (ARM Options): Document -mtp.
3400 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3402 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3403 * config/arm/libunwind.S: Include "lib1funcs.asm".
3404 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3405 (LIB2ADDEH): Add libunwind.S.
3406 (LIB2ADDEHDEP): Add lib1funcs.asm.
3407 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3409 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3412 * gcc/c.opt: Add a -lang-fortran option.
3413 * gcc/c-opts.c: Add a lang_fortran flag.
3414 (c_common_init_options): Handling the -lang-fortran option.
3415 (c_common_handle_option): Add a case for Fortran options in
3416 preprocessing. Remove cases for -ffixed-form and
3417 -ffixed-line-length. Add a case for -lang-fortran.
3419 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3421 * config/rs6000/rs6000.c: Include params.h
3422 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3423 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3424 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3425 (UNSPEC_VPKUWSS): Delete.
3426 (altivec_vpkuhss): Delete.
3427 (altivec_vpkuwss): Delete.
3428 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3430 (neg_eq0<mode>): Remove final condition.
3431 (neg_eq<mode>): Remove condition and split-condition.
3433 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3435 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3436 Use associated print macros.
3438 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3441 * diagnostic.c (diagnostic_set_info_translated): New function.
3442 (diagnostic_set_info): Use it. Add comment.
3443 * diagnostic.h (diagnostic_set_info_translated): Declare.
3445 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3447 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3448 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3449 reference only if 'public' is true.
3450 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3451 emit the .hidden directive only if the indirect reference is public.
3452 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3453 Pass it to dw2_force_const_mem.
3454 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3455 * dwarf2out.c (output_cfi): Adjust calls to above function.
3456 (output_call_frame_info): Likewise.
3457 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3458 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3460 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3462 PR tree-optimization/24483
3463 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3464 field to elts if possible.
3466 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3469 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3472 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3474 Fix PR tree-optimization/24351
3476 * tree-ssa-structalias.c (struct variable_info): Add
3478 (get_varinfo_fc): New function to follow collapsing.
3479 (new_var_info): Set collapsed_to to NULL.
3480 (dump_constraint): Follow collapsing.
3481 (build_constraint_graph): Handle collapsing.
3482 (do_simple_structure_copy): Return false if something bad
3484 (collapse_rest_of_var): New function.
3485 (do_structure_copy): Collapse if do_simple_structure_copy returns
3488 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3491 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3492 expressions to a statement list instead of gimplifying them.
3494 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3496 PR rtl-optimization/23585
3497 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3498 that can't trap plus a constant integer, if the mode has zero size.
3500 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3503 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3505 ("*insv<mode>_reg_extimm"): Likewise.
3507 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3510 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3511 c_common_type_for_mode returns an unnamed type.
3513 2005-11-02 Richard Henderson <rth@redhat.com>
3517 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3518 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3519 * function.c (assign_parms): Use calls.internal_arg_pointer.
3520 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3522 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3523 (TARGET_CALLS): Add it.
3524 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3525 * targhooks.c (default_internal_arg_pointer): New.
3526 * targhooks.h (default_internal_arg_pointer): Declare.
3527 * tree.h (dwarf2out_reg_save_reg): Declare.
3528 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3529 * config/i386/i386.c (dbx_register_map): Add return column.
3530 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3531 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3532 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3533 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3534 (ix86_save_reg): Save force_align_arg_pointer.
3535 (ix86_emit_save_regs): Make regno unsigned.
3536 (ix86_emit_save_regs_using_mov): Likewise.
3537 (ix86_expand_prologue): Handle force_align_arg_pointer.
3538 (ix86_expand_epilogue): Likewise.
3539 * config/i386/i386.h: (dbx_register_map): Update.
3540 (dbx64_register_map, svr4_dbx_register_map): Update.
3541 (struct machine_function): Add force_align_arg_pointer.
3542 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3543 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3544 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3546 2005-11-02 Jan Hubicka <jh@suse.cz>
3549 * i386.md: Add peep2 for simplyfing array accesses.
3551 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3554 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3555 * config/s390/s390.c (s390_decompose_shift_count): New function.
3556 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3557 (print_shift_count_operand): Use s390_decompose_shift_count.
3558 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3559 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3561 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3564 * loop.c (loop_givs_rescan): Use force_operand to expand
3567 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3570 * fold-const.c (build_range_check): Use unsigned when signed
3571 overflow is undefined also. If etype is subtype, make sure that
3572 the subtraction is in the supertype.
3574 2005-11-02 Richard Henderson <rth@redhat.com>
3577 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3580 2005-11-01 Richard Henderson <rth@redhat.com>
3583 * loop.c (scan_loop): Do not propagate computations to a hard
3584 register destination with SMALL_REGISTER_CLASSES.
3586 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3588 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3589 costs for MULT inside PLUS or MINUS.
3591 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3593 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3594 (TRAMPOLINE_SIZE): Round up to 60.
3595 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3597 2005-10-31 James E. Wilson <wilson@specifix.com>
3600 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3601 ifdef. Put ifdefs around call in gen_subprogram_die.
3602 (compute_frame_pointer_to_cfa_displacement): Likewise.
3603 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3606 PR rtl-optimization/17356
3607 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3608 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3610 2005-10-31 Jan Hubicka <jh@suse.cz>
3613 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3616 * i386.c (legitimize_pic_address): Deal with large immediates.
3619 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3620 from symbol names while computing checkup.
3623 * predict.c (predict_loops): Do not estimate more than
3624 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3625 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3627 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3629 PR tree-optimization/19097
3630 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3632 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3634 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3636 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3639 * tree-inline.c (setup_one_parameter): If the init_stmt
3640 is NULL, don't insert the statement.
3642 2005-10-30 Jan Hubicka <jh@suse.cz>
3644 PR tree-optimization/24172
3645 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3647 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3649 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3650 constants for hosts with long != 32 bits.
3652 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3655 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3657 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3659 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3660 (TARGET_MS1_16_002): New.
3661 (TARGET_MS1_16_003): New.
3663 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3664 ("*decrement_and_branch_until_zero_no_clobber"): New.
3665 Add corresponding splitter for decrement_and_branch_until_zero
3667 Key all decrement_and_branch_until_zero patterns off of
3670 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3673 * tree-complex.c (extract_component): Treat RESULT_DECL
3674 like the rest of the decls.
3676 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3678 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3679 indirect call to _mcount if the function needs a static chain.
3681 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3682 Caroline Tice <ctice@apple.com>
3684 PR rtl-optimization/24460
3685 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3686 (dwarf2out_switch_text_section): Set it to true instead of
3687 incrementing separate_line_info_table_in_use.
3688 (output_loc_list): Additionally test have_switched_text_sections.
3689 (output_ranges): Likewise.
3690 (dwarf2out_finish): Likewise.
3691 * varasm.c (assemble_start_function): Do not call
3692 insert_section_boundary_note.
3693 (assemble_end_function): If flag_reorder_blocks_and_partition,
3694 switch to the function's section before emitting the .size directive.
3695 * bb-reorder.c (insert_section_boundary_note): Staticify.
3696 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3697 * output.h (insert_section_boundary_note): Delete.
3699 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3702 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3703 instead of pointer equality when comparing types.
3705 2005-10-24 James E. Wilson <wilson@specifix.com>
3707 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3708 add_dependence_list_and_free calls.
3710 2005-10-24 Steven Bosscher <stevenb@suse.de>
3712 * contrib.texi: Add the names of the LLNL folks who donated
3713 Cray pointer support for gfortran.
3715 2005-10-24 Steven Bosscher <stevenb@suse.de>
3717 PR tree-optimization/24225
3718 * profile.c (branch_prob): Look from end to start through a
3719 basic block when looking for a locus.
3721 2005-10-24 Richard Henderson <rth@redhat.com>
3723 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3725 (hppa_expand_prologue): Likewise.
3727 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3729 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3730 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3731 * pa.h (NO_PROFILE_COUNTERS): Define.
3732 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3733 (funcdef_nos): New vector to hold label numbers of deferred profile
3735 (output_deferred_profile_counters): New function.
3736 (hppa_profile_hook): Push label number onto funcdef_nos.
3737 (pa_hpux_file_end): Call output_deferred_profile_counters if
3738 NO_DEFERRED_PROFILE_COUNTERS is false.
3740 * pa-protos.h (get_deferred_plabel): New prototype.
3741 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3743 (output_call): Adjust calls.
3745 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3747 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3748 peculiarity of GOT/TOC section usage.
3750 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3753 * c-common.c (constant_string_class_name): Add documentation.
3755 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3758 * recog.c (peephole2_optimize): Increment peep2_current_count
3759 only when the slot is empty.
3761 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3764 * except.c (output_function_exception_table): Call
3765 assemble_external_libcall if we need a personality function.
3767 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3769 PR rtl-optimization/24460
3770 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3771 set the basic block for barriers.
3773 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3775 * var-tracking.c (vt_initialize): Initialize post.
3777 2005-10-21 Devang Patel <dpatel@apple.com>
3780 * c-common.c (vector_types_convertible_p): Check vector element type.
3782 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3784 * config/sh/sh.c (prepare_move_operands): Handle the address
3785 constant which is a tls symbolic address plus a constant.
3787 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3790 * gcc.c (main): Use the correct counter for erroring out
3791 about mulitple files.
3793 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3796 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3797 use r2 for 64-bit tls .got access.
3799 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3801 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3804 2005-10-20 Steven Bosscher <stevenb@suse.de>
3806 PR tree-optimization/24307
3807 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3809 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3812 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3814 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3815 is ready, stop marking functions, but still mark variables.
3817 2005-10-20 Richard Guenther <rguenther@suse.de>
3820 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3823 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3825 PR rtl-optimization/23585
3826 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3827 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3828 (may_trap_p_1): New predicate extracted from...
3829 (may_trap_p): ... here. Invoke may_trap_p_1.
3830 (may_trap_or_fault_p): New predicate.
3831 * rtl.h (may_trap_or_fault_p): Declare it.
3832 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3833 instead of may_trap_p.
3834 (steal_delay_list_from_fallthrough): Likewise.
3835 (fill_simple_delay_slots): Likewise.
3836 (fill_slots_from_thread): Likewise.
3837 * function.c (pad_to_arg_alignment): Rework comment about
3838 SPARC_STACK_BOUNDARY_HACK.
3839 * config/sparc/sparc.h: Likewise.
3841 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3843 * config/s390/s390.c (s390_expand_insv): New.
3844 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3845 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3846 ("icm_hi"): Remove mode attribute.
3847 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3849 ("*extracthi", "*extractqi"): Remove.
3850 (extv<mode>", "*extzv<mode>"): New.
3851 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3852 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3854 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3856 * cfgexpand.c (discover_nonconstant_array_refs_r,
3857 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3858 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3859 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3860 discover_nonconstant_array_refs.
3862 2005-10-19 Steven Bosscher <stevenb@suse.de>
3865 * c-decl.c (pop_scope): Don't warn about an unused variable
3866 if it is marked with TREE_NO_WARNING.
3867 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3868 somenow mismatch and olddecl is to be replaced.
3870 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3873 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3874 whether registers live on the edge can be saved/restored.
3876 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3878 * config/sh/sh.c (fixup_mova): Skip notes.
3880 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3882 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3883 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3884 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3885 (s390_initial_elimination_offset): Likewise.
3886 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3887 register on TARGET_ZARCH targets.
3888 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3889 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3890 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3891 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3893 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3895 * config/s390/s390.md: Comment describing output modifiers updated.
3896 * config/s390/s390.c (print_operand): Likewise.
3898 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3900 * config/s390/s390.c (override_options): Added check for -mstack-size
3902 * doc/invoke.texi: Mention that limit in the documenation.
3904 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3907 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3909 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3911 Fix PR tree-optimization/24231
3913 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3914 (compute_avail): Ditto.
3916 2005-10-18 Richard Henderson <rth@redhat.com>
3919 * config/i386/i386.c (legitimate_constant_p): Check
3920 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3922 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3923 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3924 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3926 (print_operand_address): Likewise.
3927 * config/i386/predicates.md (x86_64_immediate_operand): Test
3928 SYMBOL_REF_TLS_MODEL properly inside CONST.
3929 (x86_64_zext_immediate_operand): Likewise.
3930 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3931 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3932 * config/i386/i386-protos.h: Remove predicates.md entries.
3934 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3936 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3937 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3939 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3940 Ian Lance Taylor <ian@airs.com>
3943 * fold-const.c (fold_widened_comparison): Do not allow range based
3944 constant folding when right operand cannot be unwidened.
3946 2005-10-17 Richard Henderson <rth@redhat.com>
3948 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3949 with a memory clobber.
3951 2005-10-17 James E Wilson <wilson@specifix.com>
3953 PR rtl-optimization/17356
3954 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3955 checking for EDGE_EH.
3957 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3959 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3960 the slot on an even boundary for any type with 16-byte alignment.
3962 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3965 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3966 after register allocation.
3968 2005-10-17 DJ Delorie <dj@redhat.com>
3970 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3973 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3976 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3979 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3981 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3982 to 2 if it's already non-zero.
3983 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3984 is set and warn about it if flag_schedule_insns is 1.
3986 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3988 * config/crx/crx.md: Compare-and-branch instructions need to
3991 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3994 * config/i386/i386.md (*pushdi2_rex64 splitter)
3995 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3996 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3997 flow2 pass only when (optimize > 0 && flag_peephole2).
3999 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4002 * gcc.c (have_c): New static variable.
4004 (process_command): Remove declation of have_c.
4005 Set have_o to 1 when handling -o.
4006 (main): Add a fatel error if there are multiple
4007 files specified and -o and -c/-S is passed witout
4008 -combine or multiple languages.
4010 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4012 Fix PR tree-optimization/22444
4013 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4014 Assert that we don't hit something with subvars.
4015 (setup_pointers_and_addressables): Don't add things with subvars,
4016 because we'll already process the subvars for aliasing purposes.
4018 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4021 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4022 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4023 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4024 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4025 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4026 swapped, alternatives for the R constraint.
4029 * builtins.c (get_builtin_sync_mode): Make unlimited
4030 mode_for_size request.
4032 2005-10-15 Richard Henderson <rth@redhat.com>
4034 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4035 (gimplify_expr): ... here.
4036 (gimplify_compound_lval): Use it in initial scan loop. Allow
4037 fb_lvalue in base expression.
4039 2005-10-15 Richard Henderson <rth@redhat.com>
4042 * builtins.c (expand_builtin_trap): Export.
4043 * expr.h (expand_builtin_trap): Declare.
4044 * expr.c (expand_assignment): Emit a trap for integral offsets
4045 from registers that weren't reduced to bitpos.
4047 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4048 (mark_array_ref_addressable): Remove.
4049 * tree-flow.h (mark_array_ref_addressable): Remove.
4050 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4052 2005-10-15 James E Wilson <wilson@specifix.com>
4055 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4056 (add_dependence_list_and_free): Likewise.
4057 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4060 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4064 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4065 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4067 (vrp_visit_phi_node): Only prevent infinite iterations when
4068 the previous result and the new result are both VR_RANGEs.
4070 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4072 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4075 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4078 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4081 2005-10-14 Per Bothner <per@bothner.com>
4083 PR preprocessor/21250
4084 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4086 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4089 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4090 overflow flags. Refactor some conditionals.
4092 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4095 * tree-dfa.c (add_referenced_var): Only look at decls which
4096 have TREE_CONSTANT or TREE_READONLY set instead of if
4097 !TREE_PUBLIC or !TREE_CONSTANT.
4099 2005-10-13 James E Wilson <wilson@specifix.com>
4101 * doc/invoke.texi: For -x, add f95-cpp-input.
4102 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4104 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4106 PR tree-optimization/24262
4107 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4108 in loop all the time.
4110 2005-10-12 Richard Henderson <rth@redhat.com>
4113 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4114 * function.c (assign_parm_find_data_types): Don't support it.
4115 * print-tree.c (print_node): Likewise.
4116 * c-common.c (handle_transparent_union_attribute): Likewise.
4117 Use build_duplicate_type.
4118 * tree-inline.c (remap_type_1): Split out of remap_type;
4119 properly remap aggregate fields.
4120 (build_duplicate_type): New.
4121 * doc/extend.texi (Variable Attributes): Remove documentation
4122 for transparent_union.
4124 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4127 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4128 (gen_stack_pointer_dec): Likewise.
4130 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4134 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4136 (struct cxx): Add adjust_class_at_definition target hook.
4137 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4138 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4139 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4140 hook_void_tree. Add to TARGET_CXX.
4141 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4143 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4144 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4145 instead of attribute. Check for dllexport override. Warn if
4146 inconsistent dll linkage. Don't lose old dllimport if decl has
4147 had address referenced. Tweak lookup of dllimport atribute.
4148 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4149 for target specific rules. Don't add dllimport attribute if
4150 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4151 dllimport attribute.
4152 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4153 * varasm.c (initializer_constant_valid_p): Replace
4154 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4158 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4159 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4160 (i[34567]86-*-mingw32*): Likewise.
4162 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4163 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4165 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4166 C++-specific code. Change return value to bool.
4167 (i386_pe_dllimport_p): Likewise.
4168 (associated_type): Simplify and make language-independent
4169 (i386_pe_encode_section_info): Replace override of ambiguous
4170 dllimport symbol refs with a gcc_assert.
4171 (i386_pe_valid_dllimport_attribute_p): Define.
4172 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4173 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4174 i386_pe_adjust_class_at_definition.
4175 * config/i386/winnt-stubs.c: New file. Define stub versions of
4176 lang-specific functions.
4177 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4178 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4179 i386_pe_adjust_class_at_definition.
4180 (i386_pe_valid_dllimport_attribute_p): Declare.
4181 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4182 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4183 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4186 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4187 dllimport attribute with test of DECL_DLLIMPORT_P.
4189 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4191 * combine.c (make_extraction): Correct offset computation.
4193 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4195 * config/cris/t-linux (LIMITS_H_TEST): Define.
4197 2005-10-12 Richard Henderson <rth@redhat.com>
4200 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4202 2005-10-12 Richard Guenther <rguenther@suse.de>
4204 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4206 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4209 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4210 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4213 2005-10-12 Richard Guenther <rguenther@suse.de>
4216 * varasm.c (output_constant): Correct typo from previous
4219 2005-10-11 Ian Lance Taylor <ian@airs.com>
4221 PR rtl-optimization/13931
4222 * combine.c: Revert patch of 2003-05-14, and:
4223 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4224 completely killed in the appropriate insn.
4225 (distribute_notes): Don't skip multiple hard register test for
4226 elim_i1 and elim_i2.
4228 2005-10-11 Richard Henderson <rth@redhat.com>
4231 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4232 to initialize a transparent union instead of a nop_expr.
4234 2005-10-11 Richard Henderson <rth@redhat.com>
4236 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4237 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4238 (tree_ssa_dce_loop): Call scev_reset.
4241 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4242 * tree-ssa-dce.c: Include cfgloop.h.
4243 (tree_ssa_dce_loop, pass_dce_loop): New.
4244 * tree-pass.h (pass_dce_loop): Declare it.
4245 * passes.c (init_optimization_passes): Use it.
4247 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4250 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4251 Only apply the optimization for rounding builtins if the inner
4252 cast is also an extension.
4254 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4257 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4258 mark_new_vars_to_rename instead of update_stmt.
4260 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4262 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4264 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4266 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4267 for setting MMX register to 0 rather than mmx.
4269 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4272 * configure.ac: Move gas check from mips specific case to common case.
4273 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4274 * configure: Regenerate
4275 * doc/install.texi: Update.
4277 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4280 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4282 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4284 * gcc.c (do_spec_1): Accept numeric characters in file name
4287 2005-10-10 Nick Clifton <nickc@redhat.com>
4289 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4290 describing the deleted arm_gen_rotated_half_load function.
4292 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4294 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4297 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4299 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4301 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4302 (EXTRA_MULTILIB_PARTS): Define.
4303 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4304 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4305 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4306 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4307 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4308 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4310 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4312 PR tree-optimization/24226
4313 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4314 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4315 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4318 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4320 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4322 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4325 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4326 Rewrite for no need for the early clobber.
4328 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4330 Merge from csl-arm-branch:
4331 2005-09-07 Paul Brook <paul@codesourcery.com>
4332 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4335 2005-04-30 Paul Brook <paul@codesourcery.com>
4336 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4337 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4339 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4340 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4341 (arm_override_options): Use TARGET_AAPCS_BASED.
4342 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4343 (PTRDIFF_TYPE): Use int for AAPCS.
4344 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4345 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4346 (DEFAULT_SHORT_ENUMS): Delete.
4347 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4349 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4350 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4351 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4352 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4354 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4355 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4357 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4358 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4360 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4361 * config.gcc (arm*-*-linux-gnueabi): Add it.
4362 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4364 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4365 * config/arm/linux-eabi.h: New file.
4366 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4367 (LINUX_TARET_LINK_SPEC): Likewise.
4368 (LINK_SPEC): Use it.
4369 * config/arm/t-linux-eabi: New file.
4371 2005-10-08 Steven Bosscher <stevenb@suse.de>
4374 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4376 (PARAM_SMS_DFA_HISTORY): Likewise.
4378 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4381 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4382 (load_register_parameters): Call it.
4383 (check_sibcall_argument_overlap_1): Likewise.
4384 (store_one_arg): Likewise.
4386 2005-10-07 James E. Wilson <wilson@specifix.com>
4388 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4389 DImode not VECINT24 for operand 2.
4392 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4396 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4397 fr_spill): Use destination_operand for operand 0.
4399 2005-10-07 DJ Delorie <dj@redhat.com>
4401 * varasm.c (output_constant): Limit error to expanding
4404 2005-10-07 Richard Guenther <rguenther@suse.de>
4407 * fold-const.c (fold_binary): Fix operand types during folding
4408 of X op (A, Y). Evaluation order of the side-effects of
4409 X and A are frontend-defined, so ensure we honour that even for
4410 tcc_comparison class operands; eased by removing duplicate code.
4412 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4414 * stor-layout.c (layout_type): Do not allow alignment of array
4415 elements to be greater than their size.
4417 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4419 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4421 (hppa*-*-linux*): Ditto.
4422 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4423 * config/host-hpux.c: New.
4424 * config/x-hpux: New.
4425 * config/pa/x-hpux: Remove.
4426 * config/pa/x-linux: Remove.
4427 * config/pa/pa-host.c: Remove.
4429 2005-10-07 Jeff Law <law@redhat.com>
4431 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4432 determine whether or not to try and thread outgoing edges.
4434 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4436 * config/rs6000/rs6000.md (eqsi_power): New.
4437 (neg_eq0si): Add TARGET_POWER to final condition.
4440 2005-10-06 Richard Henderson <rth@redhat.com>
4442 * config/rs6000/rs6000.c: Revert last change.
4444 2005-10-06 Richard Henderson <rth@redhat.com>
4446 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4447 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4449 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4453 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4454 out return_label and naked_return_label.
4456 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4458 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4461 2005-10-06 Richard Henderson <rth@redhat.com>
4464 * tree-inline.c (declare_return_variable): Handle modify_dest not
4467 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4469 Fix PR tree-optimization/22488
4470 * tree-ssa-structalias.c (check_for_overlaps): New function.
4471 (create_variable_info_for): Use it.
4473 2005-10-06 Richard Henderson <rth@redhat.com>
4476 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4477 (dwarf2out_start_source_file): Print it.
4479 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4481 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4483 2005-10-06 Richard Henderson <rth@redhat.com>
4486 * mode-switching.c (optimize_mode_switching): Clear transp bit
4487 for block with incomming abnormal edges.
4489 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4490 (fpscr_set_from_mem): Use them.
4491 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4492 (fpscr postinc splitters): Rewrite as peephole2+split.
4494 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4496 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4497 (eq<mode>_compare): Same.
4499 2005-10-06 Richard Guenther <rguenther@suse.de>
4501 PR tree-optimization/24238
4502 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4504 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4506 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4507 here. Use AC_PATH_PROG for environment variables instead of
4509 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4511 * configure: Regenerated.
4513 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4516 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4517 then force it into a register.
4518 (call_value): Likewise.
4520 2005-10-06 Richard Henderson <rth@redhat.com>
4523 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4524 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4525 under pass_vectorize.
4527 2005-10-05 Devang Patel <dpatel@apple.com>
4530 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4531 handling constants. Check NAMESPACE_DECL context for constants.
4533 2005-10-05 Eric Christopher <echristo@apple.com>
4535 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4537 2005-10-05 Richard Henderson <rth@redhat.com>
4540 * tree-cfg.c (mark_array_ref_addressable_1): New.
4541 (mark_array_ref_addressable): New.
4542 * tree-flow.h (mark_array_ref_addressable): Declare.
4543 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4545 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4549 * reload.c (subst_reloads): When adding a REG_LABEL to a
4550 jump instruction, also update JUMP_LABEL.
4552 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4554 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4555 * bb-reorder.c (copy_bb_p): Use it.
4556 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4558 2005-10-05 Richard Henderson <rth@redhat.com>
4561 * toplev.c (process_options): Warn about unsupported combinations
4562 of unwind tables and omit-frame-pointer.
4563 * config/i386/i386.c (override_options): Similarly. Enable
4564 accumulate-outgoing-args if not explicitly disabled.
4566 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4568 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4569 Handle big endian vs. small endian.
4570 (vec_initv2sf): Handle big endian vs. small endian.
4571 (*vec_extractv2sf_1): Ditto.
4573 2005-10-05 Dale Johannesen <dalej@apple.com>
4575 * convert.c (convert_to_real): Don't convert
4576 (float)floor(double d) to floorf((float)d).
4578 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4580 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4582 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4584 PR tree-optimization/18587
4585 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4586 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4587 build_vuses): Change to VEC type.
4588 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4589 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4590 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4591 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4592 (get_name_decl): New. Return DECL_UID of base variable.
4593 (operand_build_cmp): New. qsort comparison routine.
4594 (operand_build_sort_virtual): New. Sort virtual build vector.
4595 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4596 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4597 (FINALIZE_BASE): Use get_name_decl.
4598 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4599 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4600 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4601 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4602 direct VEC_* manipulations.
4603 (build_ssa_operands): Call operand_build_sort_virtual.
4604 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4605 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4606 with direct VEC_* manipulations.
4607 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4608 with direct VEC manipulations.
4610 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4612 PR tree-optimization/21419
4613 PR tree-optimization/24146
4614 PR tree-optimization/24151
4616 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4617 (build_asm_expr): Call it if outputs are read-only.
4618 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4620 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4621 Paolo Bonzini <bonzini@gnu.org>
4625 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4626 enable the instructions and not just the built-ins.
4627 * doc/invoke.texi (x86 Options): Likewise.
4629 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4631 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4633 * doc/invoke.texi (Option Summary): Correct spelling
4634 of -mmacosx-version-min.
4636 2005-10-04 Devang Patel <dpatel@apple.com>
4638 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4641 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4643 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4644 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4646 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4648 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4649 ("TE","tg"): New mode attributes.
4650 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4651 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4652 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4653 dword_mode and one for GPRmode.
4655 2005-10-04 Ian Lance Taylor <ian@airs.com>
4657 PR preprocessor/13726
4658 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4659 any comments passed in.
4661 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4663 * tree.c (annotate_with_file_line): Fix typo.
4665 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4668 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4669 type used to access data in the inlined length == 1 case, use
4670 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4671 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4673 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4675 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4676 TARGET_SSE3 and only for TARGET_80387.
4677 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4678 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4679 Do not depend on TARGET_80387.
4681 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4683 * tree.c (last_annotated_node): Change type to location_t*.
4684 (annotate_with_file_line): Reflect the change of
4685 last_annotated_node type.
4687 2005-10-04 Richard Guenther <rguenther@suse.de>
4690 * c-decl.c (grokdeclarator): Don't write to fields
4693 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4696 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4698 * varasm.c (make_decl_rtl): If a register variable does not
4699 have a set user assmbler name, error out.
4700 Decode the asmspec is now name+1 bypassing '*'.
4702 2005-10-04 Steven Bosscher <stevenb@suse.de>
4704 PR tree-optimization/23049
4705 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4706 of a COND_EXPR is folded before calling fold on the whole rhs of a
4707 conditional assignment.
4708 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4709 document that a COND_EXPR may appear there.
4711 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4714 * tree-vrp.c (extract_range_from_assert): If the new numeric
4715 range created out of the assertion contradicts the existing
4716 numeric range of the ASSERT_EXPR variable, make the new range
4719 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4721 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4722 from T_REGS to FP register class.
4724 2005-10-03 Richard Henderson <rth@redhat.com>
4727 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4728 before creating a new one.
4730 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4732 * config/rs6000/t-aix43 (LDFLAGS): New.
4733 * config/rs6000/t-aix52 (LDFLAGS): New.
4735 2005-10-03 Ian Lance Taylor <ian@airs.com>
4737 * gimplify.c (find_single_pointer_decl_1): New static function.
4738 (find_single_pointer_decl): New static function.
4739 (internal_get_tmp_var): For a formal variable, set restrict base
4740 information if appropriate.
4741 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4743 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4744 (DECL_GET_RESTRICT_BASE): Define.
4745 (SET_DECL_RESTRICT_BASE): Define.
4746 (decl_restrict_base_lookup): Declare.
4747 (decl_restrict_base_insert): Declare.
4748 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4749 * tree.c (restrict_base_for_decl): New static variable.
4750 (init_ttree): Initialize restrict_base_for_decl.
4751 (copy_node_stat): Copy restrict base information.
4752 (decl_restrict_base_lookup): New function.
4753 (decl_restrict_base_insert): New function.
4754 (print_restrict_base_statistics): New static function.
4755 (dump_tree_statistics): Call print_restrict_base_statistics.
4757 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4760 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4761 case of anti-ranges.
4763 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4766 * c-typeck.c (tagged_tu_seen): Rename to ...
4767 (tagged_tu_seen_cache): this and add val field.
4768 (comptypes): Move functional to comptypes_internal
4769 and free tagged_tu_seen.
4770 (comptypes_internal): New function and call comptypes_internal
4771 instead of comptypes. Speed up by sibcalling
4772 tagged_types_tu_compatible_p.
4773 (alloc_tagged_tu_seen): New function
4774 (free_all_tagged_tu_seen_up_to): New function.
4775 (tagged_types_tu_compatible_p): Return the val of the seen two
4777 Add that the two types are the same to tagged_tu_seen_base
4778 if they are and call comptypes_internal instead of comptypes.
4779 <case UNION_TYPE>: Speed up common type where the fields are
4781 (function_types_compatible_p): Call comptypes_internal instead of
4783 (type_lists_compatible_p): Likewise.
4784 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4786 2005-10-02 Matthias Klose <doko@debian.org>
4788 * doc/invoke.texi: Fix typo and speling error.
4790 2005-10-01 Richard Henderson <rth@redhat.com>
4792 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4794 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4796 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4797 using --start-group and --end-group.
4799 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4801 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4802 FIXME note regarding quirky semantics.
4804 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4807 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4808 non-null range as a last resort.
4810 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4811 Diego Novillo <dnovillo@redhat.com>
4814 * tree-vrp.c (extract_range_from_assert): For !=
4815 assertions, only build an anti-range if LIMIT is a
4816 single-valued range.
4818 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4820 * arm.md (movqi): On thumb when optimizing, handle loading from
4821 memory by describing this as taking a subreg of a zero-extended load
4822 into an SImode register.
4825 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4827 * reload1.c (merge_assigned_reloads): Do not change any
4828 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4830 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4832 * Makefile.in (LIPO_FOR_TARGET): Define.
4833 (STRIP_FOR_TARGET): Define.
4835 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4836 before creating new ones. Do symlinks before creating the actual
4839 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4840 to work out which multilibs are actually being built.
4842 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4844 * tree-vect-transform.c, config/ms1/ms1.md,
4845 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4846 Follow spelling conventions.
4847 * doc/invoke.texi, doc/md.texi: Fix typos.
4849 2005-09-30 Andrew Macleod <amacleod@redat.com>
4851 PR tree-optimization/21430
4852 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4853 use operands, and set stmt pointer if need be.
4854 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4855 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4858 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4861 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4863 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4865 * optabs.c (expand_binop): Initialize first_pass_p.
4867 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4870 * c-decl.c (c_write_global_declarations_1): If any
4871 wrapup_global_declaration_2 call returned true, restart the loop.
4873 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4875 Fix PR tree-optimization/24117
4876 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4877 before considering whether to use anyoffset.
4879 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4883 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4885 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4887 (swap_commutative_operands_with_target): New.
4889 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4892 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4895 2005-09-29 Steven Bosscher <stevenb@suse.de>
4897 PR tree-optimization/23911
4898 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4899 and IMAGPART_EXPR too.
4901 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4904 * expmed.c (expand_shift): Move logic to reverse rotation
4905 direction when rotating by constants ...
4906 * optabs.c (expand_binop): ... here.
4907 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4908 (ix86_rotrdi3): New pattern.
4909 (rotldi3): Handle 32-bit mode.
4910 (ix86_rotldi3): New pattern.
4912 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4915 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4916 check for numbers that need no bit twiddle.
4918 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4920 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4921 multilib to be built.
4923 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4924 (stage1-start): Delete old libgcc and libunwind before moving
4925 anything into the stage directory.
4926 (stage2-start): Likewise.
4927 (stage3-start): Likewise.
4928 (stage4-start): Likewise.
4929 (stageprofile-start): Likewise.
4930 (stagefeedback-start): Likewise.
4931 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4932 header in tm_file and CPU-specific t-darwin in tmake_file.
4933 (i[34567]86-*-darwin*): Don't change tm_file.
4934 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4935 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4936 shared library stub for target OS version.
4937 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4938 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4939 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4940 (libgcc_s.%.dylib): New.
4942 (install-darwin-libgcc-stubs): New.
4943 (INSTALL_LIBGCC): New append.
4944 * config/i386/darwin-libgcc.10.4.ver: New.
4945 * config/i386/darwin-libgcc.10.5.ver: New.
4946 * config/i386/t-darwin: New.
4947 * config/rs6000/darwin-libgcc.10.4.ver: New.
4948 * config/rs6000/darwin-libgcc.10.5.ver: New.
4949 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4950 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4952 2005-09-28 Paul Brook <paul@codesourcery.com>
4954 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4957 2005-09-28 Richard Guenther <rguenther@suse.de>
4959 PR tree-optimization/23853
4960 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4961 host_integerp to verify misalignment value.
4963 2005-09-28 Richard Henderson <rth@redhat.com>
4965 * builtins.c (get_builtin_sync_mode): New.
4966 (expand_builtin_sync_operation): Pass in mode argument.
4967 (expand_builtin_compare_and_swap): Likewise.
4968 (expand_builtin_lock_test_and_set): Likewise.
4969 (expand_builtin_lock_release): Likewise.
4970 (expand_builtin): Update to match.
4972 2005-09-28 Nick Clifton <nickc@redhat.com>
4974 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4975 formatting. Add check to PLUS case to ensure that the offset is
4976 within an acceptable range.
4978 * config/v850/v850.md (casesi): Disable the generation of the
4979 switch pattern as it is not being handled properly at the moment.
4981 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4982 for when the high words are identical.
4984 2005-09-27 Richard Henderson <rth@redhat.com>
4986 * pretty-print.c (pp_base_format): Fix typo for %>.
4988 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4989 Devang Patel <dpatel@apple.com>
4991 PR tree-optimization/23625
4992 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4993 LABEL_EXPR, assertion check.
4995 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4997 * optabs.c (no_conflict_move_test): Check if a result of a
4998 to-be-moved insn would be clobbered by an originally
5001 2005-09-27 Jeff Law <law@redhat.com>
5003 * passes.c (init_optimization_passes): Replace copy propagation
5004 passes immediately after DOM with phi-only copy propagation
5005 pases. Add phi-only copy propagation pass after first DOM pass.
5006 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5007 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5008 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5009 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5010 to init_copy_prop. Callers updated.
5011 (do_phi_only_copy_prop): New function.
5012 (pass_phi_only_copy_prop): New pass descriptor.
5014 2005-09-27 Nick Clifton <nickc@redhat.com>
5016 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5018 2005-09-26 Jason Merrill <jason@redhat.com>
5021 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5023 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5025 2005-09-26 James E Wilson <wilson@specifix.com>
5027 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5028 copyright. Add gcc copyright plus libgcc exception.
5029 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5031 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5033 2005-09-26 Jeff Law <law@redhat.com>
5035 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5036 about when to iterate.
5038 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5041 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5042 for __complex__ double in -mcpu=G5 mode.
5044 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5046 PR tree-optimization/23942
5047 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5048 * tree-scalar-evolution.c: Include params.h.
5050 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5051 follow_ssa_edge_in_condition_phi_branch,
5052 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5053 Change return type to t_bool. Use a parameter to limit the size of
5054 trees that are walked before stopping
5055 (analyze_evolution_in_loop): Initialize the limit to 0.
5056 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5057 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5059 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5062 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5063 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5065 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5067 * combine.c (make_extraction): Check for valid use of subreg.
5069 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5072 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5073 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5074 ("fist<mode>2_with_temp"): Use only register operands.
5076 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5078 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5079 CALL_INSN_FUNCTION_USAGE.
5081 2005-09-26 Richard Guenther <rguenther@suse.de>
5084 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5085 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5086 (ldst_entry): Use the hashtable instead of list-walking.
5087 (find_rtx_in_ldst): Likewise.
5088 (free_ldst_entry): Free the hashtable.
5089 (compute_ld_motion_mems): Create the hashtable.
5090 (trim_ld_motion_mems): Remove entry from hashtable if
5091 removing it from list.
5092 (compute_store_table): Likewise^2.
5093 (store_motion): Free hashtable in case we did not see
5096 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5098 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5099 and arg1 if we are passing them to fold_build2.
5101 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5104 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5107 2005-09-25 Richard Henderson <rth@redhat.com>
5109 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5110 SYMBOL_REF_TLS_MODEL to be correct.
5112 2005-09-24 Richard Henderson <rth@redhat.com>
5114 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5115 end of function. Reindent.
5117 2005-09-24 Ian Lance Taylor <ian@airs.com>
5119 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5120 NEGATE_EXPR/BIT_NOT_EXPR case.
5122 2005-09-24 Richard Henderson <rth@redhat.com>
5124 * c-common.c (handle_mode_attribute): When not modifying in place,
5125 create subtypes for enumerations.
5126 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5127 * gimplify.c (create_tmp_from_val): Likewise.
5129 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5131 * config/i386/i386.md (*tls_global_dynamic_64,
5132 *tls_local_dynamic_base_64): Add missing mode to call.
5133 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5135 2005-09-24 Jan Hubicka <jh@suse.cz>
5137 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5138 (cgraph_clone_node): Likewise.
5139 * cgraph.h (cgraph_clone_edge): Update prototype.
5140 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5141 duplicated prototypes; add updating argument.
5142 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5143 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5145 (cgraph_mark_inline_edge): Likewise.
5146 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5147 (cgraph_flatten_node): Likewise.
5148 (cgraph_decide_recursive_inlining): Likewise.
5149 (cgraph_decide_inlining_of_small_function): Likewise.
5150 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5152 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5153 Pete Steinmetz <steinmtz@us.ibm.com>
5155 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5156 (rldic.): Set type to "compare".
5158 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5159 mfjmpr for MFCTR/MFLR.
5160 (movdf_hardfloat64): Same.
5161 (movdf_softfloat64): Same. Correct order of store and move types.
5162 (movti_string): Set type to store_ux/load_ux.
5163 (load_multiple): Set type to load_ux.
5164 (store_multiple): Set type to store_ux.
5165 (movmemsi): Set type to store_ux.
5166 (output_cbranch direct_return): Set type to jmpreg.
5167 (stmw): Set type to store_ux.
5168 (lmw): Set type to load_ux.
5169 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5170 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5171 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5172 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5173 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5174 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5175 (rios1-fpstore): Increase latency to 3.
5176 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5177 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5179 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5180 Andrew Pinski <pinskia@physics.uc.edu>
5182 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5183 operand2 constraint to "b".
5184 (sync_<fetchop_name>di_internal): Same.
5185 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5187 (sync_old_<fetchop_name>di_internal): Same.
5188 (sync_new_<fetchop_name>si_internal): Same.
5189 (sync_new_<fetchop_name>di_internal): Same.
5191 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5194 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5195 case, define as macros.
5197 PR rtl-optimization/23837
5198 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5199 clobber / clobber match between dest and p->first.
5201 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5202 (no_conflict_move_test): Update comments.
5204 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5206 * doc/install.texi: Update URL for Jacks.
5207 * doc/sourcebuild.texi: Likewise.
5209 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5212 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5213 registers when choosing register preferences.
5214 (movdf_hardfloat64): Same.
5216 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5218 * expmed.c (expand_shift): Don't use the target of the rotate as
5219 target for the first expanded shift insn.
5220 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5222 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5224 PR tree-optimization/22438
5225 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5226 preserved iv rhs rewriting specially.
5228 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5230 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5231 estimate_only is true.
5232 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5233 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5234 tree-ssa-structalias.c
5235 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5236 ref_contains_indirect_ref.
5237 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5239 2005-09-21 DJ Delorie <dj@redhat.com>
5241 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5243 (mn10300_return_in_memory): Support variable size types also.
5244 (mn10300_pass_by_reference): Likewise.
5245 (mn10300_function_value): New.
5246 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5247 (FUNCTION_OUTGOING_VALUE): Likewise.
5248 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5249 * doc/invoke.texi: Document it.
5251 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5254 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5255 force integer op1 into register for XFmode compares.
5257 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5260 * expmed.c (alg_code): Add alg_impossible.
5261 (alg_hash_entry): Add cost.
5262 (synth_mult): Record alg_impossible in the hash table if
5263 multiplication by a given integer is impossble within the
5264 limit. Speed up using alg_impossible.
5266 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5268 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5269 argument. Allow and set any offset if needs_anyoffset is passed
5271 (get_constraint_for): Add argument here too.
5273 (do_structure_copy): Pass NULL to get_constraint_for.
5274 (handle_ptr_arith): Ditto.
5275 (find_func_aliases): Ditto.
5277 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5279 PR rtl-optimization/23898
5280 * output.h (get_attr_min_length): Declare.
5281 * final.c (get_attr_length_1): New function, broken out of:
5283 (get_attr_min_length): New function.
5284 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5285 (duplicate_computed_gotos): Likewise.
5286 * genattr.c (insn_min_length): Generate declaration.
5287 * genattrtab.c (min_fn, min_attr_value): New functions.
5288 (make_length_attrs): Generate insn_min_length.
5290 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5292 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5294 2005-09-20 Richard Henderson <rth@redhat.com>
5296 PR tree-optimization/24059
5297 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5300 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5302 * c.opt (fextended-identifiers): New.
5303 * c-opts.c (c_common_handle_option): Handle
5304 -fextended-identifiers.
5305 * doc/cpp.texi: Update documentation of extended identifiers.
5306 * doc/cppopts.texi (-fextended-identifiers): Document.
5308 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5310 PR tree-optimization/23929
5311 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5314 PR tree-optimization/23818
5315 * tree-stdarg.c (execute_optimize_stdarg): Call
5316 calculate_dominance_info.
5318 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5320 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5321 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5322 (compute_overlap_steps_for_affine_1_2): Use
5323 get_number_of_iters_for_loop.
5324 (analyze_subscript_affine_affine): Check whether difference is
5326 Use get_number_of_iters_for_loop.
5327 Check whether overlap occurs outside of bounds.
5328 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5330 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5332 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5333 base register if possible.
5335 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5337 PR tree-optimization/18463
5338 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5339 converting it directly is not possible.
5340 (chrec_convert_aggressive): New function.
5341 * tree-chrec.h (chrec_convert_aggressive): Declare.
5342 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5343 Fold chrec conversions aggressively if asked to.
5344 (instantiate_parameters): Modified because of changes in
5345 instantiate_parameters_1.
5347 2005-09-19 Richard Henderson <rth@redhat.com>
5349 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5350 (reduc_splus_v2df): New.
5352 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5354 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5355 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5357 2005-09-19 Richard Henderson <rth@redhat.com>
5359 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5362 2005-09-19 Richard Henderson <rth@redhat.com>
5364 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5365 (ia64_expand_dot_prod_v8qi): New.
5366 * config/ia64/ia64-protos.h: Update.
5367 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5368 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5369 sdot_prodv8qi, sdot_prodv4hi): New.
5370 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5372 2005-09-19 Richard Henderson <rth@redhat.com>
5375 * real.c (exact_real_truncate): Return false if the format cannot
5376 represent the number as a normal.
5378 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5379 for a memory source.
5381 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5383 * tree-ssa-operands.c (swap_tree_operands): Export.
5384 * tree.h (swap_tree_operands): Declare.
5385 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5386 Call swap_tree_operands.
5388 2005-09-19 Richard Henderson <rth@redhat.com>
5390 * tree-flow.h (merge_alias_info): Declare.
5391 * tree-ssa-copy.c (merge_alias_info): Export.
5392 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5393 (vect_create_data_ref_ptr): Use create_iv directly.
5394 (vectorizable_load): Use correct types for integer constants.
5395 (vect_generate_tmps_on_preheader): Likewise.
5396 (vect_gen_niters_for_prolog_loop): Likewise.
5398 2005-09-19 Steven Bosscher <stevenb@suse.de>
5400 PR rtl-optimization/23943
5401 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5403 2005-09-18 Jan Hubicka <jh@suse.cz>
5405 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5407 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5409 * varasm.c (output_constant): Do not abort on conversions to union
5410 types between different sizes.
5412 2005-09-18 Richard Guenther <rguenther@suse.de>
5415 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5418 2005-09-18 Paul Brook <paul@codesourcery.com>
5420 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5422 2005-09-17 Richard Henderson <rth@redhat.com>
5424 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5425 * tree-ssa-loop.c (pass_vect_dce): Remove.
5426 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5429 2005-09-17 Richard Henderson <rth@redhat.com>
5431 * tree-pass.h (pass_vect_dce): Declare.
5432 * passes.c (init_optimization_passes): Add it.
5433 * tree-flow.h (tree_ssa_dce): Declare.
5434 * tree-ssa-dce.c (tree_ssa_dce): Export.
5435 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5436 (gate_tree_vectorize): ... here.
5437 (pass_vect_dce): New.
5439 2005-09-17 Jan Hubicka <jh@suse.cz>
5441 * except.c (struct eh_status): Turn region_array into vec.
5442 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5443 convert_from_eh_region_ranges, find_exception_handler_labels,
5444 current_function_has_exception_handlers, assign_filter_values,
5445 build_post_landing_pads, dw2_build_landing_pads,
5446 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5447 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5448 foreach_reachable_handler, can_throw_internal_1,
5449 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5451 (duplicate_eh_region_1): Update region_array.
5452 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5454 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5457 * expmed.c (expand_mult): Substitute simple register for op0 when
5460 2005-09-17 Richard Henderson <rth@redhat.com>
5462 * expr.c (emit_move_via_integer): Add force argument, pass it on
5463 to emit_move_change_mode. Update callers.
5464 (emit_move_complex): Pass true to new force argument.
5465 * function.c (expand_function_end): Move expand_eh_return call
5466 earlier. Merge sub-word complex values into a pseudo before
5467 copying to the return hard register.
5469 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5471 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5472 between different sizes.
5474 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5478 * passes.c (init_optimization_passes): Register dump files for
5481 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5483 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5484 * config/s390/s390.c (s390_overlap_p): New function.
5485 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5486 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5489 2005-09-16 Richard Guenther <rguenther@suse.de>
5491 * ipa-pure-const.c (static_execute): Free auxiliar information.
5492 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5493 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5495 2005-09-15 DJ Delorie <dj@redhat.com>
5497 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5499 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5501 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5503 (swap_commutative_operands_with_target): New.
5505 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5507 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5510 (estimate_iters_using_array): New function.
5511 * tree-data-ref.h (estimate_iters_using_array): Prototype
5512 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5513 Use estimate_iters_using_array instead of analyze_array.
5515 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5517 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5520 2005-09-15 Michael Matz <matz@suse.de>
5522 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5524 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5526 PR tree-optimization/23835
5527 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5528 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5530 2005-09-14 Richard Henderson <rth@redhat.com>
5532 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5533 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5535 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5537 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5538 in the ARRAY_TYPE case.
5540 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5542 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5544 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5547 * tree-vect-transform.c (vectorizable_operation): Return false for
5548 scalar shift operations and for vector shift operations with
5549 non-invariant shift arguments. Use scalar tree operand op1 as
5550 a shift operand when vector shift insn pattern uses scalar shift
5552 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5554 2005-09-14 Olivier Hainque <hainque@adacore.com>
5556 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5557 value if it has side-effects.
5559 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5562 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5564 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5566 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5567 passed as NAME as if it were label at start of function code.
5569 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5571 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5574 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5576 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5577 as early clobber. Rewrite so the PIC register is not implicitly used.
5579 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5581 * tree.c (annotate_with_file_line): Compare line numbers before
5584 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5587 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5588 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5590 2005-09-13 Ian Lance Taylor <ian@airs.com>
5592 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5593 than a HOST_WIDEST_INT to gen_doloop_begin.
5595 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5597 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5599 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5601 PR tree-optimize/23817
5602 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5604 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5607 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5608 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5609 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5610 (restore_stack_nonlocal): Likewise.
5611 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5613 2005-09-12 Ian Lance Taylor <ian@airs.com>
5616 * c.opt (ffriend-injection): New C++ option.
5617 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5618 (C++ Dialect Options): Document -ffriend-injection.
5620 2005-09-12 Josh Conner <jconner@apple.com>
5623 * ipa-reference.c (static_execute): Don't mark variables in
5624 named sections TREE_READONLY.
5626 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5628 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5631 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5633 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5634 V_MUST_DEF instead of just the first_use_p.
5635 Don't mark the virtual variables for renaming on the statement which
5637 (pass_dse): Remove TODO_update_ssa.
5639 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5642 * stor-layout.c (compute_record_mode): For records with a single
5643 field, actually check the field's mode size against the type size.
5645 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5646 registers for TARGET_SHMEDIA.
5647 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5648 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5649 of GENERAL_REGS and FP_REGS.
5651 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5653 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5655 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5657 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5658 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5659 are omitted. Exclude stack_tie insn too.
5661 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5663 PR rtl-optimization/23098
5664 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5666 * config/rs6000/rs6000.md (movdf splitter): Use
5667 const_double_operand predicate for TARGET_POWERPC64.
5668 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5669 SYMBOL_REF method to ABI_V4.
5671 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5672 replace_equiv_address.
5673 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5674 rs6000_sr_alias_set and MEM_NOTRAP.
5675 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5677 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5679 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5680 handle CALL_EXPR again.
5682 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5684 * arm/predicates.md (alignable_memory_operand): Delete.
5686 2005-09-10 Richard Henderson <rth@redhat.com>
5689 * dbxout.c (dbxout_expand_expr): New.
5690 (dbxout_symbol): Use it.
5692 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5694 * arm.c (arm_gen_rotated_half_load): Delete.
5695 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5696 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5697 (thumb_set_return_address): Likewise.
5698 (thumb_load_double_from_address): Use adjust_address.
5699 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5700 (extendhsisi2_mem, movhi_bytes): Use change_address.
5701 (movhi): Use widen_memory_access.
5702 (reload_out_df): Use replace_equiv_address.
5703 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5705 2005-09-09 Richard Henderson <rth@redhat.com>
5708 * dbxout.c: Include expr.h.
5709 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5710 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5711 * Makefile.in (dbxout.o): Add EXPR_H.
5713 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5715 PR tree-optimization/23509
5716 * tree-cfg.c (replace_uses_by): Use replace_exp.
5717 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5718 pointers have name_mem_tag or type_mem_tag set.
5720 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5722 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5723 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5724 of wrongly accessing operands.
5726 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5728 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5729 * tree-chrec.c: Include tree-scalar-evolution.h.
5730 (chrec_convert): Instantiate the base and step before calling
5731 scev_probably_wraps_p that would fail on parametric evolutions.
5732 Collect all the fails into a single section failed_to_convert,
5733 print a diagnostic, and return chrec_dont_know instead of calling
5735 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5736 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5738 (scev_const_prop): Don't replace the definition of a loop closed ssa
5739 phi node by itself, or by another loop closed ssa phi node.
5740 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5741 that base and step are defined.
5743 2005-09-09 Richard Guenther <rguenther@suse.de>
5746 * fold-const.c (fold_ternary): Check truth_value_p before
5747 calling invert_truthvalue.
5749 2005-09-09 Nick Clifton <nickc@redhat.com>
5751 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5752 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5753 dimension of these arrays.
5754 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5756 * longlong.h: Only provide a prototype for the __clz_tab[] array
5757 if this header has not been included from libgcc2.h.
5758 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5760 Provide prototypes for exported functions.
5761 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5764 2005-09-08 Josh Conner <jconner@apple.com>
5768 * expr.c (expand_expr_addr_expr_1): Don't invoke
5769 expand_simple_binop for EXPAND_INITIALIZER.
5771 2005-09-08 Richard Henderson <rth@redhat.com>
5774 * toplev.c (wrapup_global_declaration_1): Split out ...
5775 (wrapup_global_declaration_2): ... from ...
5776 (wrapup_global_declarations): ... here. Return bool.
5777 (check_global_declaration_1): Split out ...
5778 (check_global_declarations): from here.
5779 (emit_debug_global_declarations): New.
5780 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5781 check_global_declaration_1, emit_debug_global_declarations): Declare.
5782 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5783 of decls. Call wrapup_global_declaration_1,
5784 wrapup_global_declaration_2, check_global_declaration_1 directly.
5785 (c_write_global_declarations_2): New.
5787 (c_write_global_declarations): Call c_write_global_declarations_2.
5788 * langhooks.c (write_global_declarations): Call
5789 emit_debug_global_declarations.
5791 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5792 remove decls that have DECL_RTL_SET_P.
5793 * passes.c (rest_of_decl_compilation): Invoke
5794 cgraph_varpool_finalize_decl for all but functions.
5796 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5798 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5799 the result of a conversion if the new min and max cannot be compared.
5801 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5803 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5804 (override_options): Setting s390_sr_alias_set removed.
5805 (save_fpr, save_gprs): Set alias set to vararg or frame.
5806 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5807 s390_sr_alias_set with get_frame_alias_set ().
5808 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5809 get_varargs_alias_set ().
5811 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5815 * c-parser.c (c_parser_objc_method_definition): If the next
5816 token is not "{", error out and don't start the function.
5818 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5820 * tree-vrp.c (extract_range_from_expr): Move the check for non
5821 nullness after the check for gimple invariant.
5823 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5825 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5827 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5830 * config/m32r.md (movmemsi_internal): Canonicalize order of
5831 operands in PLUS component of template.
5833 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5835 * reload1.c (fixup_eh_region_note): Remove assertion.
5836 (fixup_abnormal_edges): Reverted removal of call to
5837 find_many_sub_basic_blocks made on 2005-08-31.
5839 2005-09-07 Richard Henderson <rth@redhat.com>
5841 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5842 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5843 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5844 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5845 rearrange for better packing.
5846 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5847 (lookup_cfa_1): Remove inline marker.
5848 (cfa_equal_p): Split out of ...
5849 (def_cfa_1): ... here. Use INVALID_REGNUM.
5850 (build_cfa_loc): Handle !cfa->indirect.
5851 (frame_pointer_cfa_offset): New.
5852 (dbx_reg_number): Assert register elimination performed; do
5853 leaf register remapping.
5854 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5855 (eliminate_reg_to_offset): New.
5856 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5857 for verifiably local stack frame addresses; re-base to CFA.
5858 (mem_loc_descriptor): Remove can_use_fbreg argument.
5859 (concat_loc_descriptor, loc_descriptor): Likewise.
5860 (containing_function_has_frame_base): Remove.
5861 (rtl_for_decl_location): Don't do register elimination or
5862 leaf register remapping here.
5863 (secname_for_decl): Split out from ..
5864 (add_location_or_const_value_attribute): ... here.
5865 (convert_cfa_to_loc_list): New.
5866 (compute_frame_pointer_to_cfa_displacement): New.
5867 (gen_subprogram_die): Use them.
5868 * tree.h (frame_base_decl): Remove.
5869 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5870 (prologue_stack_adjust): Remove.
5871 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5872 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5873 (set_frame_base_location): Remove.
5874 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5875 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5876 (vt_add_function_parameters): Don't eliminate_regs.
5877 (vt_initialize): Don't create frame_base_decl.
5879 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5881 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5882 version of GNU binutils for 4.x and later.
5884 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5886 * ggc-page.c (ggc_push_context): Remove.
5887 (ggc_pop_context): Likewise.
5888 * ggc.h (ggc_push_context): Remove.
5889 (ggc_pop_context): Likewise.
5891 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5894 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5895 returning from an interrupt handler.
5897 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5900 * config/arc/arc.c (output_shift): Add check for loop count when
5903 2005-09-06 Steven Bosscher <stevenb@suse.de>
5905 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5907 (abs_replacement): Likewise.
5908 (pass_phiopt): Remove TODO_update_ssa.
5910 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5913 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5914 if "return with no value, in function returning non-void" warning
5916 * tree-cfg.c (execute_warn_function_return): Don't look at
5917 RETURN_EXPRs with TREE_NO_WARNING set.
5920 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5921 for internal functions doesn't use registers used by global registers
5922 variables. Use fewer register parameters if there are global register
5925 2005-09-06 Olivier Hainque <hainque@adacore.com>
5926 Eric Botcazou <ebotcazou@adacore.com>
5929 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5930 when we would be extracting outside its bit span (bitpos+bitsize
5931 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5932 Ada unchecked conversions.
5934 2005-09-06 Steven Bosscher <stevenb@suse.de>
5936 * tree-ssa-pre.c (try_look_through_load): New function.
5937 (compute_avail): Use it to try to look through loads for some
5938 more useful expressions.
5940 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5942 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5943 condition for detecting cases like (a&a) and (a^a).
5945 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5947 * common.opt: Add option ftree-vect-loop-version.
5948 * params.def: Add --param vect-max-version-checks.
5949 * doc/invoke.texi: Document ftree-vect-loop-version and
5950 --param vect-max-version-checks.
5951 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5952 may_misalign_stmts and defines for accessors.
5953 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5954 LOOP_VINFO_MAY_MISALIGN_STMTS.
5955 (destroy_loop_vec_info): VEC_free for
5956 LOOP_VINFO_MAY_MISALIGN_STMTS.
5957 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5958 Update documentation.
5959 (vect_update_misalignment_for_peel): New.
5960 (vect_enhance_data_refs_alignment): Update to choose loop
5961 peeling or loop versioning if appropriate for the (potentially)
5962 unaligned data references in the loop.
5963 (vect_analyze_data_refs_alignment): Remove call to
5964 vect_enhance_data_refs_alignment so the checks can be done
5966 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5967 and move up call to vect_analyze_data_refs_alignment.
5968 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5969 (vect_transform_loop): Add call to loop_version.
5971 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5973 PR rtl-optimization/23098
5974 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5975 * simplify-rtx.c (constant_pool_reference_p): New function.
5976 * rtl.h (constant_pool_reference_p): New prototype.
5977 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5978 constant_pool_reference_p in condition and
5979 avoid_constant_pool_reference in preparation statements.
5981 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5983 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5984 STRICT_LOW_PART SETs.
5986 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5989 * except.c (sjlj_emit_function_enter): Find the function begin
5990 note even when it's not in first basic block.
5992 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5994 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5995 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5996 * aclocal.m4: Regenerate.
5998 2005-09-05 DJ Delorie <dj@redhat.com>
6000 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6003 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6005 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6006 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6007 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6008 Follow spelling conventions.
6009 * doc/invoke.texi: Follow spelling conventions.
6011 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6013 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6014 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6015 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6017 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6020 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6021 (output_stack_adjust): Use gen_tmp_stack_mem.
6022 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6023 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6024 (sh_get_pr_initial_val): Likewise.
6025 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6026 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6027 * sh.md (divsi_inv_m0): Use gen_const_mem.
6028 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6029 (movdf_i4+1): Use gen_tmp_stack_mem.
6030 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6031 (fpu_switch+2): Likewise.
6032 (movv4sf_i, movv16sf_i): Use adjust_address.
6033 (symGOT_load): Set MEM_NOTRAP_P bit.
6035 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6038 * pa.c (emit_move_sequence): Fix typo in last change.
6040 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6042 PR rtl-optimization/23454
6043 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6046 2005-09-03 Richard Henderson <rth@redhat.com>
6047 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6050 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6053 2005-09-02 Nicolas Pitre <nico@cam.org>
6055 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6056 to bit_count to 32 bits.
6058 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6061 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6062 generating synthetic loads from volatile lvalues.
6064 005-09-02 Nick Clifton <nickc@redhat.com>
6066 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6067 __ctzhi2, __clzhi2): New functions.
6069 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6072 * tree-nested.c (struct var_map_elt): Mark with GTY.
6073 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6075 (lookup_field_for_decl): Allocate new element in GC memory.
6076 (lookup_tramp_for_decl): Likewise.
6077 (convert_nl_goto_reference): Likewise
6078 (create_nesting_tree): Allocate info in GC memory. Likewise for
6080 (free_nesting_tree): Free with ggc_free instead of free.
6081 (root): New static variable.
6082 (lower_nested_functions): Remove root as local variable. And zero out
6083 root at the end of the function.
6085 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6087 PR rtl-optimization/20365
6088 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6089 to short. New member ix.
6090 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6091 (simplify_plus_minus): Initialize ix members before calling qsort.
6093 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6095 PR tree-optimization/23626
6096 * tree-cfg.c (replace_uses_by): Clean up eh info.
6098 2005-09-01 DJ Delorie <dj@redhat.com>
6100 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6103 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6105 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6106 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6109 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6111 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6112 do not issue warning for a variable definition following
6115 2005-09-01 Richard Henderson <rth@redhat.com>
6118 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6119 conversion to CONST_VECTOR.
6121 2005-09-01 Richard Henderson <rth@redhat.com>
6124 * reload1.c (reload_as_needed): Check !CALL_P before calling
6125 fixup_eh_region_note.
6126 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6128 2005-09-01 DJ Delorie <dj@redhat.com>
6130 * varasm.c (output_constant): Let the target resolve
6131 conversions of addresses to non-default pointer sizes.
6133 2005-09-01 Nicolas Pitre <nico@cam.org>
6135 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6136 to alow matching ARM pre-indexed addressing mode.
6137 (arm_override_options): Remove now irrelevant comment.
6139 2005-09-01 Phil Edwards <phil@codesourcery.com>
6141 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6142 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6143 * config/i386/vxworks.h: Likewise.
6144 * config/i386/t-vxworksae: New file, for VxWorks AE.
6145 * config/i386/vxworksae.h: Likewise.
6147 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6149 PR tree-optimization/23410
6150 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6151 sequence is not wrapping during the first step.
6153 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6156 * dwarf2out.c (base_type_die): Compare char_type_node with
6157 TYPE_MAIN_VARIANT (type), not type.
6159 2005-09-01 Richard Guenther <rguenther@suse.de>
6161 PR tree-optimization/15366
6162 * common.opt: Add -finline-functions-called-once.
6163 Put -fearly-inlining in alphabetically ordered place.
6164 * doc/invoke.texi: Document new option.
6165 * ipa-inline.c (cgraph_decide_inlining): Honour
6166 flag_inline_functions_called_once.
6168 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6170 PR rtl-optimization/23478
6171 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6172 (alloc_qty): Initialize it.
6173 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6174 (combine_regs): Combine also n_throwing_calls_crossed fields.
6175 (find_free_reg): Don't attempt to caller-save pseudos crossing
6176 calls that might throw.
6177 * global.c (struct allocno): Add throwing_calls_crossed field.
6178 (global_alloc): Revert 2005-08-22 change. Initialize
6179 throwing_calls_crossed.
6180 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6183 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6186 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6187 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6188 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6189 (and64_2_operand): Tweak to use predicate.
6190 (and_operand): Adjust for mask_operand changes.
6191 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6192 (print_operand): Likewise.
6193 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6194 (mask64_1or2_operand): Delete.
6195 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6196 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6197 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6198 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6199 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6200 (rotldi3_internal4): Likewise.
6201 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6202 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6203 (ashldi3_internal7): Likewise.
6204 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6205 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6206 (anddi3 split): Don't match mask64_operand.
6207 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6208 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6209 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6210 't' splitter predicate.
6211 (movdi_internal64 + 2): Revert 2005-06-11 change.
6213 2005-08-31 DJ Delorie <dj@redhat.com>
6215 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6216 (m32c_asm_integer): Add support for 32 bit pointers.
6218 2005-08-31 Richard Henderson <rth@redhat.com>
6220 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6221 component-like references for setting MEM_NOTRAP_P.
6223 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6224 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6226 2005-08-31 Richard Henderson <rth@redhat.com>
6228 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6229 into a pseudo before applying gen_lowpart.
6231 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6233 * doc/install.texi (Specific): Update cctools version required
6234 for full functionality.
6235 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6236 linkers as -macosx_version_min.
6238 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6241 * sh.c (print_operand, %R and %S): Add handling of floating point
6242 registers, memory, constants and invalid operands.
6244 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6246 * ipa-pure-const.c: Change dump name.
6248 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6251 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6252 to "reg_or_0_operand".
6253 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6255 2005-08-31 Dale Johannesen <dalej@apple.com>
6257 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6258 loops that count down.
6260 2005-08-31 Richard Henderson <rth@redhat.com>
6263 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6264 (fixup_eh_region_note): New.
6265 (reload_as_needed): Call it.
6266 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6267 don't call find_many_sub_basic_blocks; call verify_flow_info.
6268 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6269 (keep_stack_depressed): Likewise.
6270 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6272 2005-08-31 Richard Henderson <rth@redhat.com>
6274 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6277 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6279 * expr.c (expand_expr_real_1): Compare size of address
6280 mode to target's address mode size in deciding expansion of
6281 the constant address.
6283 2005-08-31 Richard Guenther <rguenther@suse.de>
6286 * expr.c (all_zeros_p): New function.
6287 (expand_expr_real_1): Handle the case of an all-zero
6288 non-addressable constructor separately.
6290 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6292 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6293 arguments, adjust all callers.
6294 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6296 2005-08-30 Richard Henderson <rth@redhat.com>
6299 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6300 whenever the mode sizes match.
6302 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6304 * calls.c (load_register_parameters): Fix comment typo.
6305 * expr.c (emit_push_insn): Comment formatting.
6307 2005-08-30 Ian Lance Taylor <ian@airs.com>
6309 * config/i386/x-cygwin (host-cygwin): Change dependency from
6310 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6312 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6314 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6317 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6320 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6321 call to ggc_collect.
6323 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6326 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6327 beginning. Remove $(INCLUDES) from all the rules, if following
6328 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6330 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6333 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6334 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6335 not constant, but maxlen is, don't set len to maxlen, rather
6336 set maxlen to len if len is a constant.
6338 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6340 PR tree-optimization/23475
6341 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6344 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6346 Fix PR middle-end/22455
6348 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6349 Checksum only the parts of the tree that exist for the tree code.
6351 2005-08-28 Dale Johannesen <dalej@apple.com>
6353 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6355 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6357 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6359 2005-08-28 Richard Henderson <rth@redhat.com>
6361 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6362 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6365 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6368 * builtins.c (get_memory_rtx): Don't strip nops
6369 in between COMPONENT_REFs.
6371 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6374 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6376 (gimplify_modify_expr): Check for zero sized types and gimplify the
6377 rhs and lhs as statements.
6379 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6382 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6383 state for return address column of signal frames.
6385 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6388 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6389 bytes >= 2 not bytes == 2.
6390 (expand_block_move): Same.
6392 2005-08-27 Richard Guenther <rguenther@suse.de>
6395 * config/i386/sse.md (sse2_movsd): Add missing closing
6398 2005-08-27 Paul Brook <paul@codesourcery.com>
6400 * genrecog.c (enum decision_type): Add DT_num_insns.
6401 (struct decision_test): Add u.num_insns.
6402 (add_to_sequence): Add DT_num_insns test.
6403 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6404 (write_cond, debug_decision_2): Ditto.
6405 (change_state): Assume peep2_next_insn never fails.
6406 Remove "afterward" argument.
6407 (write afterward, write_tree): Update to match.
6408 * recog.c (peep2_current_count): New variable.
6409 (peep2_next_insn): Check it.
6410 (peephole2_optimize): Set peep2_current_count.
6411 * recog.h (peep2_current_count): Declare.
6413 2005-08-26 Josh Conner <jconner@apple.com>
6416 * ipa-pure-const.c (check_tree): Check for volatile-ness
6417 when considering a dereference.
6419 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6421 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6423 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6425 PR rtl-optimization/23561
6426 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6427 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6428 at most LEN bytes long memory fits into the field.
6429 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6430 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6431 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6433 2005-08-26 Richard Henderson <rth@redhat.com>
6436 * loop.c (biased_biv_may_wrap_p): New.
6437 (maybe_eliminate_biv_1): Use it to suppress non-equality
6438 comparison transformations. Delete disabled code.
6440 2005-08-26 Ian Lance Taylor <ian@airs.com>
6442 * combine.c (make_extraction): Avoid reference outside object.
6444 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6446 * stor-layout.c (finalize_type_size): Restore behaviour for
6447 non-aggregate types to the status quo ante of the patch for
6448 pr 23467. Document why it matters.
6450 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6453 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6454 array by one element, initialize the BT_LAST element with NULL.
6456 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6458 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6459 optimizing for size.
6461 (compare_plus_eqsi): Same.
6462 (plus_eqsi_compare): Same.
6463 (neg_eq0<mode>): Same.
6464 (neg_eq<mode>): Same.
6466 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6469 2005-08-26 Nick Clifton <nickc@redhat.com>
6471 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6472 TARGET_EP is not defined.
6473 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6474 TARGET_EP is enabled.
6475 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6476 * config/v850/v850.md (save_all_interrupt): Only use the EP
6477 register if TARGET_EP is defined.
6478 (restore_all_interrupt): Likewise.
6479 * config/v850/lib1funcs.asm: Update functions so that the EP
6480 register is only used if __EP__ is defined.
6482 2005-08-26 David Ung <davidu@mips.com>
6484 * config/mips/mips.c (mips_expand_prologue): Handle case when
6485 generating for MIPS16 and the outgoing argument area is more than
6486 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6489 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6491 * config/crx/crx.md: Make doloop_end pattern usage controllable
6492 via mloop-nesting=<max-nesting> command line switch. Make sure
6493 the combiner cannot use doloop_end_<mode> in an illegal way.
6494 * config/crx/crx.c: Use regs up to r6 for argument passing.
6495 Refine crx_address_cost (non cst4 displacements are expensive).
6496 * config/crx/crx.opt: Add switch for mloop-nesting=.
6498 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6500 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6501 (UNSPEC_MVST): New constant.
6503 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6505 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6506 Reject operands containing eliminable registers.
6507 * testsuite/gcc.dg/20050825-1.c: New testcase.
6509 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6510 Jan Hubicka <jh@suse.cz>
6512 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6514 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6516 PR tree-optimization/23546
6517 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6520 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6522 * params.def (PARAM_MIN_SPEC_PROB): New.
6523 * sched-rgn.c (MIN_PROBABILITY): Delete.
6524 (compute_trg_info): Convert to PARAM_VALUE.
6525 * doc/invoke.texi (param): Document min-spec-prob.
6527 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6529 * config/darwin.h: define __PIC__
6530 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6531 TARGET_OS_CPP_BUILTINS macro.
6533 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6535 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6538 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6540 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6542 * cfghooks.c (duplicate_block): Added position where to place
6543 new block as argument.
6544 * cfghooks.h (duplicate_block): Declaration changed.
6545 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6547 * cfglayout.h (copy_bbs): Declaration changed.
6548 * cfgloop.h (loop_version): Declaration changed.
6549 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6550 position to copy_bbs.
6551 (loop_version): Pass position to duplicate_loop_to_header_edge.
6552 Add place_after argument and position new blocks according to
6554 * modulo-sched.c (sms_schedule): Pass place_after argument
6556 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6557 * tree-cfg.c (split_edge_bb_loc): New function.
6558 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6559 to determine position of new blocks.
6560 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6562 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6563 argument to duplicate_block.
6564 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6565 Pass position to copy_bbs.
6567 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6569 * fold-const.c (ptr_difference_const): Use
6570 cst_and_fits_in_hwi instead of host_integerp.
6572 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6574 * config/darwin.c (gen_pic_offset): New.
6575 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6578 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6580 PR tree-optimization/23486
6581 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6583 2005-08-23 Phil Edwards <phil@codesourcery.com>
6585 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6586 remove use_collect2.
6587 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6589 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6590 configuration files to override the default value.
6592 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6593 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6594 * config/vx-common.h: New file, split out from...
6595 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6596 * config/vxworksae.h: New file, for VxWorks AE.
6597 * config/vxworks.opt: New file.
6598 * config/vxlib.c: Update for VxWorks 6.
6600 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6601 other MULTILIB_* variables appropriately.
6602 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6603 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6604 * config/rs6000/vxworks.h: Update for VxWorks 6.
6605 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6607 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6610 * config/darwin.c (machopic_select_section): Remove the hack to
6611 mark "::operator new" and "::operator delete" for coalescing
6612 even though they are not weak.
6614 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6616 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6617 * configure: Regenerate.
6619 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6622 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6624 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6625 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6628 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6630 * config/rs6000/predicates.md (equality_operator): New.
6631 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6632 comparison with a large constant.
6634 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6636 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6638 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6640 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6641 registers is even, and we have a hardware double precision fp,
6643 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6644 size of current argument when checking if argument was passed in
6647 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6650 * stor-layout.c (finalize_type_size): Dont override
6651 existing alignment with a smaller alignment from the mode.
6653 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6655 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6656 * lambda.h (lambda_vector_lexico_pos): ... here.
6657 * tree-data-ref.c (build_classic_dist_vector): Return false when
6658 the distance vector is lexicographically negative.
6660 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6662 PR tree-optimization/23511
6663 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6664 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6666 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6668 PR tree-optimization/22043
6669 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6670 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6671 If ALLOW_FLEXARR, handle types ending with flexible array member.
6672 Pass false as second argument to recursive count_type_elements calls.
6673 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6674 argument to count_type_elements call.
6675 * tree-sra.c (decide_block_copy): Likewise.
6676 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6677 for a constant-sized object, set cleared as well. Pass true as
6678 second argument to count_type_elements call.
6680 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6683 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6684 from legitimate_small_data_p, and make global. Update use.
6685 Remove forward declaration.
6686 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6688 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6690 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6692 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6693 of scratch intermediates.
6694 (eq<mode>_compare): Same.
6695 (neg_eq0<mode>): New.
6696 (neg_eq<mode>): Convert to define_insn_and_split.
6698 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6701 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6702 stdarg functions, set/clear the fp marker even when no variable
6704 * config/rs6000/sysv4.opt (mprototype): Describe.
6706 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6708 PR rtl-optimization/23478
6709 * regs.h (reg_info): Add throw_calls_crossed.
6710 (REG_N_THROWING_CALLS_CROSSED): Define.
6711 * flow.c (allocate_reg_life_data): Initialize
6712 REG_N_THROWING_CALLS_CROSSED.
6713 (propagate_one_insn, attempt_auto_inc): Update
6714 REG_N_THROWING_CALLS_CROSSED.
6715 * global.c (global_alloc): Don't allocate pseudos across
6716 calls that may throw.
6718 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6721 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6722 value is inbetween the range if we did not find an exact match.
6724 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6726 * doc/invoke.texi (Option Summary): Add ms1 options.
6727 * doc/extend.texi: Document interrupt handler attribute for ms1.
6728 * doc/md.texi: Document ms1 constraints.
6729 * config.gcc: Add ms1-*-elf.
6730 * config/ms1/ms1.h: New.
6731 * config/ms1/ms1.c: New.
6732 * config/ms1/ms1.md: New.
6733 * config/ms1/ms1-protos.h: New.
6734 * config/ms1/ABI.txt: New.
6735 * config/ms1/crti.asm: New.
6736 * config/ms1/crtn.asm: New.
6737 * config/ms1/lib2extra-funcs.c: New.
6738 * config/ms1/t-ms1: New.
6739 * config/ms1/ms1.opt: New.
6741 2005-08-22 Ira Rosen <irar@il.ibm.com>
6743 * config/rs6000/altivec.md (xorv4sf3): New.
6744 (negv4sf2, neg<mode>2): Likewise.
6746 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6749 * config/ia64/ia64.md (divsi3): Check divide by zero.
6750 (udivsi3): Likewise.
6752 (udivdi3): Likewise.
6754 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6756 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6757 up to elem_bitsize bits, not max_bitsize.
6759 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6761 PR tree-optimization/23433
6762 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6763 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6765 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6767 PR tree-optimization/23434
6768 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6769 the iteration bound is not an INTEGER_CST.
6771 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6773 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6774 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6775 NULL if need_epilog_adjust is false.
6776 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6777 Case 3 always peels first itration, not just for PLUS case, and no need
6778 to use scalar_initial_def here. Create an epilog adjustment only if
6779 scalar_initial_def is not NULL.
6781 (vectorizable_reduction): Remove assert.
6783 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6786 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6787 (__moddi3): Likewise.
6788 (__udivdi3): Likewise.
6789 (__umoddi3): Likewise.
6790 (__divsi3): Likewise.
6791 (__modsi3): Likewise.
6792 (__udivsi3): Likewise.
6793 (__umodsi3): Likewise.
6795 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6797 * tree-pass.h (TDF_GRAPH): Define.
6798 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6799 * passes.c (finish_optimization_passes): Only call
6800 finish_graph_dump_file if TDF_GRAPH is set.
6801 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6802 NULL. Set TDF_GRAPH bit.
6803 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6805 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6807 * arm.h (arm_stack_offsets): Add locals_base field.
6808 * arm.c (arm_get_frame_offsets): Compute it.
6809 (thumb_compute_initial_elimination offset): Make the Thumb frame
6810 pointer point to the base of the local variables.
6811 (thumb_expand_prologue): Update accordingly.
6812 (thumb_expand_epilogue): Likewise.
6814 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6815 mode of clobbered scratch to DImode. Handle a case that's known to
6818 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6820 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6821 (gt0<mode>_compare): Delete.
6822 (neg_gt0<mode>): Delete.
6824 2005-08-19 Eric Christopher <echristo@apple.com>
6826 * optabs.h: Change CTI_ to COI_.
6829 2005-08-19 James E Wilson <wilson@specifix.com>
6831 * builtins.c (expand_builtin_return_addr): Set
6832 current_function_accesses_prior_frames when count != 0. Use
6833 frame_pointer_rtx when count == 0.
6834 * function.h (struct function): Add accesses_prior_frames field.
6835 (current_function_accesses_prior_frames): Define.
6836 * reload1.c (init_elim_table): Check
6837 current_function_accesses_prior_frames.
6838 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6840 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6842 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6843 indicator. Return true if the flowgraph changed during
6846 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6849 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6850 conditional expression before testing its value.
6852 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6854 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6856 2005-08-19 Devang Patel <dpatel@apple.com>
6858 PR tree-optimization/23048
6859 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6860 third parameter. Check whether latch is dominated by exit
6862 (if_convertible_loop_p): Supply exit block itself to
6863 if_convertible_bb_p.
6865 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6868 * arm.md (arm_load_pic_register): Change argument to the mask of
6869 saved registers. Call thumb_find_work_register if we need a
6870 scratch register on Thumb.
6871 (arm_expand_prologue): Pass empty register set to
6872 arm_load_pic_register.
6873 (thumb_expand_prologue): Pass live_regs_mask directly to
6874 arm_load_pic_register.
6875 * arm-protos.h (arm_load_pic_register): Update prototype.
6877 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6879 * sh.c (find_sole_member): New function.
6880 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6881 if the record's alignment is larger than the size of its only member.
6883 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6886 * arm.c (thumb_legitimize_reload_address): New function.
6887 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6888 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6890 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6892 * config/crx/crx.c: Implement crx_decompose_address. Reject
6893 symbolic displacements since CRX register relative adressing
6894 mode can't handle unsigned 32-bit values as displacements.
6895 * config/crx/crx.h: Simplify definitions, remove redundant
6896 parenthesis and obsolete macros.
6897 * config/crx/crx.opt: Add new switch for debugging addresses.
6898 * config/crx/crx-protos.h: Add new declarations for above.
6900 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6903 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6906 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6908 * collect2.c (dup2): Delete.
6909 * configure.ac: Don't check for dup2.
6911 * config.in, configure: Regenerate.
6913 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6915 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6916 record with the type of its only member.
6918 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6920 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6921 define_insn_and_split.
6922 (plus_ltu<mode>_compare): Same.
6923 (gtu<mode>_compare): Same.
6924 (plus_gtu<mode>_compare): Same.
6926 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6928 PR tree-optimization/22228
6929 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6931 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6932 are recorded in vect_vnames_to_rename for renaming.
6933 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6934 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6935 in vect_vnames_to_rename.
6936 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6937 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6939 2005-08-18 Jan Hubicka <jh@suse.cz>
6942 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6943 info only for local statics, not for member variables.
6945 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6947 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6949 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6951 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6953 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6956 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6958 2005-08-17 James E Wilson <wilson@specifix.com>
6960 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6963 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6965 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6966 (leu<mode>_compare): Same.
6967 (plus_leu<mode>): Same.
6968 (neg_leu<mode>): Same.
6969 (and_neg_leu<mode): Same.
6970 (ltu<mode>_compare): Same.
6971 (plus_ltu<mode>): Same.
6973 (geu<mode>_compare): Same.
6974 (plus_geu<mode>): Same.
6975 (neg_geu<mode>): Same.
6976 (and_neg_geu<mode>): Same.
6977 (plus_gt<mode>): Same.
6978 (gtu<mode>_compare): Same.
6979 (plus_gtu<mode>): Same.
6981 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6983 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6984 Move call_table_data to end. Delete spurious .text.
6985 (callt_save_all_interrupt): Fix comment typo.
6987 2005-08-17 James E Wilson <wilson@specifix.com>
6988 Kevin Winchester <winchester@amirix.com>
6991 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6993 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6996 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6997 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6999 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7001 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7002 record with the type of its only member if the modes don't match.
7004 * varasm.c (decode_reg_name): Skip empty additional register names.
7006 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7008 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7009 lsm_tmp_name_length): New.
7010 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7011 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7013 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7014 Andreas Krebbel <krebbel1@de.ibm.com>
7016 * config.gcc: Added z9-109 switch.
7017 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7018 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7019 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7020 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7021 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7022 for "z9_109" cpu attribute.
7023 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7024 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7025 (s390_handle_arch_option): Added z9-109 switch.
7026 (override_options): Set respective cost function for z9-109.
7027 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7028 (legitimate_reload_constant_p): Accept extended immediates.
7029 (print_operand): Three new output modifiers added: k, m and o.
7030 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7031 (s390_output_mi_thunk): Use extended immediate when possible.
7032 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7033 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7034 (CONSTRAINT_LEN): Added length of O constraint.
7035 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7036 * config/s390/s390.md ("cpu"): New value z9_109 added.
7037 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7038 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7039 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7040 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7041 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7042 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7043 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7044 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7045 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7046 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7047 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7048 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7049 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7050 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7051 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7053 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7054 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7055 insns for TARGET_EXTIMM.
7057 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7059 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7061 2005-08-17 Nick Clifton <nickc@redhat.com>
7063 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7064 Call default_encode_section_info.
7066 2005-08-17 Steven Bosscher <stevenb@suse.de>
7068 PR tree-optimization/21574
7069 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7070 constant, return CONSTANT.
7071 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7072 (ccp_fold, visit_assignment): Likewise.
7073 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7075 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7077 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7078 fold_buildN instead of buildN then fold_initializer or fold.
7079 (build_unary_op): Likewise.
7080 (build_binary_op): Likewise.
7081 * fold-const.c (fold_initializer): Remove.
7082 (fold_build1_initializer): New function.
7083 (fold_build2_initializer): New function.
7084 (fold_build3_initializer): New function.
7085 * tree.h (fold_initializer): Remove.
7086 (fold_build1_initializer): New function.
7087 (fold_build2_initializer): New function.
7088 (fold_build3_initializer): New function.
7090 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7092 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7093 (try_move_mult_to_index): Call fold_build2 instead of build2.
7094 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7095 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7096 fold_binary_to_constant.
7097 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7099 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7100 check if A == gcd (A, B). Remove TYPE argument.
7101 (analyze_offset) Use fold_build2 instead of fold (build.
7102 (create_data_ref): Likewise.
7103 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7104 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7107 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7109 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7110 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7112 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7115 * gimplify.c (zero_sized_type): New function.
7116 (gimplify_modify_expr_rhs): If we have a zero sized type,
7117 replace the statement with an empty statement.
7119 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7121 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7124 2005-08-16 Ian Lance Taylor <ian@airs.com>
7126 * doc/tm.texi (Label Output): Correct typo.
7128 2005-08-16 Steven Bosscher <stevenb@suse.de>
7131 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7132 force_operand will work later on using have_insn_for.
7134 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7136 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7138 2005-08-16 Ian Lance Taylor <ian@airs.com>
7141 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7142 vector type, don't try to construct it element by element. Add an
7143 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7145 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7147 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7149 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7151 * doc/invoke.texi (Precompiled Headers): Document some more options
7152 which are known to be safe.
7154 2005-08-16 James E Wilson <wilson@specifix.com>
7156 PR tree-optimization/21105
7157 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7158 TREE_OVERFLOW check.
7160 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7162 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7163 (neg_ltu<mode>): Same.
7165 (neg_gtu<mode>): Same.
7167 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7169 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7170 (fold_builtin_isdigit): Use fold_buildN.
7171 (build_function_call_expr): Likewise.
7172 * c-typeck.c (c_finish_loop): Likewise.
7174 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7175 Richard Shann <rshann@superh.com>
7177 PR middle-end/20396:
7178 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7180 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7182 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7184 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7187 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7188 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7191 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7194 * fold-const.c (build_range_check): Disable optimization for function
7195 pointer expressions on targets that require function pointer
7198 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7200 * simplify-rtx.c (simplify_const_relational_operation): When
7201 extracting arguments of a COMPARE, recompute the mode as well.
7203 2005-08-15 Ian Lance Taylor <ian@airs.com>
7205 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7207 2005-08-15 DJ Delorie <dj@redhat.com>
7209 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7211 (movsi_splittable): Allow, but split, moves to the stack.
7212 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7215 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7217 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7218 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7219 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7221 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7222 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7223 Delete HOST_PTR_PRINTF.
7225 * configure, config.in: Regenerate.
7227 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7229 * config/rs6000/rs6000.md (QHSI): New mode macro.
7230 (wd): Extend mode attr for QImode and HImode
7231 (dbits): New mode attr.
7232 (zero_extend<mode>di2): Convert to mode macro.
7234 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7237 * doc/invoke.texi (-mgnu-ld): Update description.
7240 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7243 * Makefile.in (tree-chrec.o): Depends on real.h.
7244 * tree-chrec.c: Include real.h.
7245 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7246 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7247 * tree-scalar-evolution.c (add_to_evolution_1,
7248 interpret_rhs_modify_expr): Ditto.
7250 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7253 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7254 step is negative compute the estimation from init downwards to zero.
7256 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7258 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7260 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7262 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7264 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7265 Accept double-word constants that can be split.
7266 * config/s390/s390.md ("movti"): Use 'P' constraint.
7267 ("*movdi_31", "*movdf_31"): Likewise.
7269 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7271 Fix PR tree-optimization/22615
7273 * tree-ssa-structalias.c (solution_set_add): Handle
7274 first_vi_for_offset returning NULL.
7275 (do_da_constraint): Ditto.
7276 (do_sd_constraint): Ditto.
7277 (do_ds_constraint): Ditto
7278 (find_func_aliases): Ditto.
7279 (build_constraint_graph): RHS is allowed be ANYTHING.
7280 (first_vi_for_offset): Return NULL if we couldn't find anything at
7283 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7285 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7286 over memory as first operand.
7288 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7291 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7292 available for setting it.
7294 2005-08-14 Ira Rosen <irar@il.ibm.com>
7296 PR tree-optimization/23320
7297 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7298 data-refs' types instead of base object nullness. Add check for
7299 pointer type data-refs before first location comparison. Remove
7302 2005-08-14 Andreas Schwab <schwab@suse.de>
7304 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7306 2005-08-13 James E Wilson <wilson@specifix.com>
7308 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7309 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7310 -fstack-protector-all, --param ssp-buffer-size): Document.
7311 (-Wvariadic-macros): Alphabetize.
7312 (-fsched-stalled-insns-dep): Add missing 'f'.
7314 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7317 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7319 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7320 or indirect address operand.
7321 (EXTRA_ADDRESS_CONSTRAINT): New.
7322 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7324 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7326 PR tree-optimization/22236
7327 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7328 successors and predecessors.
7329 * tree-chrec.c (chrec_convert): Before converting, check that
7330 sequences don't wrap.
7331 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7332 (analyze_array): Extern.
7333 (find_data_references_in_loop): Remove call to
7334 compute_estimated_nb_iterations.
7335 * tree-data-ref.h (analyze_array): Declared.
7336 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7337 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7338 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7339 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7341 * tree-ssa-loop-ivcanon.c: Fix documentation.
7342 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7343 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7344 (infer_loop_bounds_from_undefined): New.
7345 (estimate_numbers_of_iterations_loop): Use
7346 infer_loop_bounds_from_undefined.
7347 (used_in_pointer_arithmetic_p): New.
7348 (scev_probably_wraps_p): Pass an extra parameter. Call
7349 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7350 (convert_step): Fix documentation.
7351 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7352 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7353 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7354 scev_probably_wraps_p.
7356 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7358 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7359 (s390_register_info): Ignore clobbered_regs information for fixed
7360 registers, and only fixed registers.
7361 (s390_init_frame_layout): Remove redundant call.
7363 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7365 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7366 description of -Wold-style-casts.
7368 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7369 Jakub Jelinek <jakub@redhat.com>
7371 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7372 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7373 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7374 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7375 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7376 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7377 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7378 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7379 ("stack_protect_set", "stack_protect_test"): New expanders.
7380 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7381 "stack_protect_testdi"): New insn definitions.
7383 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7385 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7387 2005-08-12 Paul Brook <paul@codesourcery.com>
7389 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7391 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7393 * config/s390/predicates.md (setmem_operand): New predicate.
7394 (shift_count_operand): Accept ANDs with special constants as
7396 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7397 with special constants.
7398 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7399 shift_count_operand with setmem_operand.
7401 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7403 * config/s390/s390.c (s390_extract_part, s390_single_part):
7405 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7406 (s390_output_mi_thunk): Don't use lg on 31 bit.
7407 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7408 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7410 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7412 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7413 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7414 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7415 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7416 with one of the new macros.
7418 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7420 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7421 Don't set save_return_addr_p.
7422 (s390_register_info): Make clobbered_regs not depending on
7425 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7427 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7428 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7430 2005-08-11 James E. Wilson <wilson@specifix.com>
7432 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7434 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7436 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7437 locations gathered by var-tracking in single entry loc_list
7438 over loc_descriptor_from_tree.
7440 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7441 pass it down to loc_descriptor.
7442 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7443 (containing_function_has_frame_base): Move earlier in the file.
7444 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7445 instead of always assuming fbreg can't be used.
7447 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7449 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7450 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7451 Accept address wrapped in AND for Altivec.
7452 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7453 Strip AND wrapping offset address for Altivec.
7455 2005-08-11 Richard Henderson <rth@redhat.com>
7458 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7459 before using TYPE_IS_SIZETYPE.
7461 2005-08-11 Richard Henderson <rth@redhat.com>
7464 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7465 insn types not present on ev4.
7466 (alphaev5_insn_pipe): Similarly.
7468 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7471 * arm.c (arm_override_options): If the user has selected callee-super-
7472 interworking, then enable normal interworking.
7474 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7476 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7479 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7481 * doc/rtl.texi: Fix two typos.
7483 2005-08-11 Richard Guenther <rguenther@suse.de>
7486 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7487 cases where we call to/from functions returning void.
7489 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7492 * tree.c (build_pointer_type_for_mode): Robustify.
7494 2005-08-10 James E Wilson <wilson@specifix.com>
7496 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7497 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7499 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7502 2005-08-10 Eric Christopher <echristo@apple.com>
7504 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7505 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7508 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7511 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7512 for the high part when generating dynamic-no-pic code.
7514 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7516 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7517 (x86_64-*-linux*): Likewise.
7519 * config/i386/crtfastmath.c: New file.
7520 * config/i386/t-crtfm: Likewise.
7522 * config/i386/linux.h (ENDFILE_SPEC): New.
7523 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7525 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7528 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7530 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7531 (vec_shl, vec_shr): Document new operations.
7532 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7534 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7536 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7537 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7538 change predicate to indexed_or_indirect_address.
7540 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7542 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7543 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7544 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7545 and __aeabi_uwrite8.
7546 * config/arm/unaligned-funcs.c: New file.
7547 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7549 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7551 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7553 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7554 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7556 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7557 * final.c (pass_shorten_branches): Add dump.
7558 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7559 (pass_life): Rename dump.
7560 (rest_of_handle_flow2): Remove initial verify_flow_info.
7561 * function.c (pass_instantiate_virtual_regs): Add dump.
7562 * integrate.c (pass_initial_value_sets): Add dump.
7563 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7564 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7565 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7566 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7567 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7568 gate_rtl_unrool_and_peel_loops): New.
7569 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7570 rtl_doloop): Do not look at flags.
7571 * mode-switching.c (pass_mode_switching): Add dump.
7572 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7573 pass_split_before_regstack): Add dump.
7574 * regmove.c (pass_stack_adjustments): Add dump.
7575 * tree-optimize.c (pass_fixup_cfg): Add dump.
7577 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7580 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7581 deciding which instruction sequence to use.
7583 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7585 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7586 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7588 2005-08-09 Richard Guenther <rguenther@suse.de>
7590 * c-common.c (builtin_function_2): Remove.
7591 (def_builtin_1): New function.
7592 (c_common_nodes_and_builtins): Use def_builtin_1 to
7593 build builtin functions.
7595 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7597 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7598 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7599 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7602 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7604 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7605 fold_binary instead of fold_build2 since we don't care about the
7607 (loop_niter_by_eval): Likewise.
7608 (compare_trees): Likewise.
7609 (proved_non_wrapping_p): Likewise.
7611 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7615 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7616 if the if is really empty.
7618 2005-08-09 Steven Bosscher <stevenb@suse.de>
7620 PR tree-optimization/23234
7621 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7622 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7623 argument of the new enum.
7624 (execute_cse_reciprocals): Add reciprocals for function arguments
7625 on the unique successor edge of the entry block. Update other calls
7626 to execute_cse_reciprocals_1.
7628 2005-08-08 Richard Henderson <rth@redhat.com>
7631 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7633 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7635 * expr.c (write_complex_part): Return after handling MEM.
7637 2005-08-08 Josh Conner <jconner@apple.com>
7639 PR rtl-optimization/23241
7640 * combine.c (simplify_comparison): Fix error in determining
7641 whether to lift a subreg from comparison.
7643 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7646 * config/rs6000/altivec.md (vec_init<mode>): New.
7647 (vec_set<mode>): New.
7648 (vec_extract<mode>): New.
7649 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7650 (rs6000_expand_vector_set): New.
7651 (rs6000_expand_vector_extract): New.
7652 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7653 for Altivec modes before reload.
7654 (altivec_expand_vec_init_builtin): New.
7655 (get_element_number): New.
7656 (altivec_expand_vec_set_builtin): New.
7657 (altivec_expand_vec_ext_builtin): New.
7658 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7660 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7662 * config/rs6000/rs6000.h (rs6000_builtins): Add
7663 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7664 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7665 * config/rs6000/rs6000-protos.h: Declare new functions.
7667 2005-08-08 Jan Hubicka <jh@suse.cz>
7669 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7670 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7671 * i386.md (movdi*): Use pic_32bit_operand.
7672 * predicates.md (pic_32bit_operand): New.
7674 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7677 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7679 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7681 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7682 (test_for_singularity): Use fold_build2.
7684 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7686 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7688 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7690 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7691 (COMMON_ASM_OP) Define.
7692 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7693 (ix86_encode_section_info): Likewise.
7694 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7695 SUBTARGET_ENCODE_SECTION_INFO.
7697 2005-08-06 Richard Henderson <rth@redhat.com>
7700 * tree-nested.c (convert_local_reference): Save and restore val_only
7701 around component_ref and friends. Clear walk_subtrees by default.
7703 2005-08-06 Peter O'Gorman <peter@pogma.com>
7706 * gcc.c (process_command): Check the argument to -b has a dash.
7707 * doc/invoke.texi: Update -b and -V docs.
7709 2005-08-06 James E Wilson <wilson@specifix.com>
7711 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7713 2005-08-06 Michael Matz <matz@suse.de>
7715 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7716 member only if only one insn is associated with the value.
7718 2005-08-06 Nick Clifton <nickc@redhat.com>
7720 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7722 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7723 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7724 Check symbol flags instead of symbol name mangling.
7725 (xstormy16_asm_output_aligned_common): Likewise. Also
7726 simplify code since the bss100_section cass is the only case
7727 where the below100 code will be triggered.
7728 (xstormy16_encode_section_info): Encode below100 attribute
7729 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7731 (xstormy16_strip_name_encoding): Delete - this function is no
7733 (TARGET_STRIP_NAME_ENCODING): Undefine.
7734 * config/stormy16/stormy16-protos.h: Delete prototype for
7735 xstormy16_strip_name_encoding.
7737 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7739 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7740 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7741 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7742 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7743 config/alpha/predicates.md, config/arc/arc.h,
7744 config/arm/arm.h, config/arm/ieee754-df.S,
7745 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7746 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7747 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7748 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7749 config/m68hc11/m68hc11.h, config/mips/mips.c,
7750 config/mips/mips.h, config/mips/openbsd.h,
7751 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7752 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7753 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7754 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7755 config/sparc/linux.h, config/sparc/linux64.h,
7756 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7757 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7758 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7759 typos. Follow spelling conventions.
7761 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7764 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7765 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7766 specially. Check for side effects only for COND_EXPR.
7767 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7768 return with TREE_NO_WARNING.
7770 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7772 PR rtl-optimization/23233
7773 * loop.c (combine_movables): Require the modes to be the same.
7774 (move_movables): Remove handling of cases where the replacement
7775 had a different mode to the original.
7777 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7779 PR tree-optimization/23128
7780 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7781 subtraction wrap, and set TREE_OVERFLOW if they do.
7783 2005-08-05 Richard Henderson <rth@redhat.com>
7786 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7787 FORCED_LABEL labels.
7789 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7792 * reload.c (find_reloads_subreg_address): Pass down TYPE
7793 unchanged. Change all callers except find_reloads_toplev.
7795 2005-08-05 Michael Matz <matz@suse.de>
7797 * genattrtab.c (current_alternative_string): Remove.
7798 (SIMPLIFY_ALTERNATIVE): Ditto.
7799 (attr_alt_bit_p): Ditto.
7800 (alternative_name): Make const char *.
7801 (evaluate_eq_attr): Remove use of above things.
7802 (simplify_test_exp): Ditto.
7803 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7804 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7806 2005-08-04 James E Wilson <wilson@specifix.com>
7808 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7809 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7810 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7811 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7812 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7814 2005-08-04 Richard Henderson <rth@redhat.com>
7817 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7818 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7819 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7820 if we'd have to instantiate too many members.
7822 2005-08-04 Richard Henderson <rth@redhat.com>
7825 * tree-outof-ssa.c (coalesce_asm_operands): New.
7826 (coalesce_ssa_name): Use it. Split out ...
7827 (coalesce_phi_operands, coalesce_result_decls): ... these.
7829 2005-08-04 Paul Brook <paul@codesourcery.com>
7831 * read-rtl.c (read_quoted_string): Break if EOF.
7833 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7835 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7836 (fold_build2): Likewise.
7837 (fold_build3): Likewise.
7838 (fold_build1_stat): New function prototype.
7839 (fold_build2_stat): Likewise.
7840 (fold_build3_stat): Likewise.
7841 * fold-const.c (fold_build1): Rename to ..
7842 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7843 through to build1_stat.
7844 (fold_build2): Rename to ..
7845 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7846 through to build2_stat.
7847 (fold_build3): Rename to ..
7848 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7849 through to build3_stat.
7851 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7852 Ian Lance Taylor <ian@airs.com>
7854 * function.c (assign_stack_local_1): Do not correct stack slot
7855 address if allocation size is smaller than mode size.
7857 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7860 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7861 (tree_merge_blocks): Propagate anything allowed by
7863 Clarify documentation.
7864 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7865 SSA form, schedule an update if necessary.
7867 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7869 * doc/install.texi (Binaries): Remove broken link to
7870 Sinix/Reliant Unix binaries.
7872 2005-08-03 Richard Henderson <rth@redhat.com>
7875 * function.c (stack_protect_epilogue): Export.
7876 * tree.h (stack_protect_epilogue): Declare.
7877 * calls.c (expand_call): Call it.
7879 2005-08-03 Eric Christopher <echristo@apple.com>
7881 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7882 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7885 2005-08-04 Jan Hubicka <jh@suse.cz>
7887 * profile.c (branch_prob): Split edges with goto locus on them
7888 to get proper line counts.
7889 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7891 2005-08-03 Paul Brook <paul@codesourcery.com>
7893 * function.c (assign_parms): Round current_function_args_size
7894 to PARM_BOUNDARY, not STACK_BOUNDARY.
7896 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7898 * config/i386/i386.c (x86_elf_aligned_common)
7899 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7901 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7903 PR tree-optimization/23157
7904 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7905 before emitting them.
7907 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7909 PR tree-optimization/19899
7910 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7911 * tree-scalar-evolution.c: Include real.h.
7912 (add_to_evolution): Build constant -1 of correct type.
7914 2005-08-03 Jan Hubicka <jh@suse.cz>
7916 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7917 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7918 profile updating for complette unrolling.
7919 * loop-unroll.c (peel_loop_completely): Use it.
7920 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7921 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7924 2005-08-03 Paul Brook <paul@codesourcery.com>
7926 * combine.c (can_change_dest_mode): New function.
7927 (try_combine, simplify_set): Use it.
7929 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7931 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7934 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7936 * doc/install.texi (Specific): Adjust link to openavr.org.
7937 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7938 (Binaries): Adjust HP-UX Porting Center link.
7939 (Binaries): Adjust Free Software Foundation ordering link.
7941 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7943 * convert.c (convert_to_integer): Use fold_build1 instead of
7944 build1 when converting an integer to an integer.
7946 2005-08-02 Richard Henderson <rth@redhat.com>
7948 * combine.c (combine_instructions): Don't use reg_equal/equiv
7949 results if the mode doesn't match.
7951 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7953 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7954 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7956 2005-08-02 Richard Henderson <rth@redhat.com>
7959 * explow.c (memory_address): Remove special-case for
7960 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7962 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7965 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7966 number of calls to cleanup_tree_cfg_1.
7968 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7970 * doc/invoke.texi: document file extensions .F90 and .F95
7972 2005-08-02 Richard Guenther <rguenther@suse.de>
7974 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7975 positive if its first argument is positive.
7977 2005-08-02 Richard Guenther <rguenther@suse.de>
7979 PR tree-optimization/23177
7980 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7983 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7985 PR tree-optimization/23129
7986 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7987 varying for divisions with anti-ranges.
7989 2005-08-02 Jan Hubicka <jh@suse.cz>
7991 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7992 * tree-ssa-threadupdate.c (thread_block): Add it here.
7994 2005-08-01 James E Wilson <wilson@specifix.com>
7996 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7997 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7998 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8000 * config/mips/predicates.md (const_call_insn_operand): Add check for
8001 SYMBOL_REF_LONG_CALL_P.
8002 * doc/extend.texi (long_call): Document the new attribute.
8004 2005-08-01 Ian Lance Taylor <ian@airs.com>
8005 Richard Henderson <rth@redhat.com>
8007 * Makefile.in (RTL_BASE_H): Add real.h.
8008 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8010 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8012 * rtl.c (rtl_check_failed_code_mode): New.
8013 * rtl.h (struct rtx_def): Add u.rv.
8014 (XCMWINT, XCNMPRV): New.
8015 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8016 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8018 2005-08-01 Richard Henderson <rth@redhat.com>
8020 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8021 with auto-inc codes.
8023 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8025 2005-08-01 Jan Hubicka <jh@suse.cz>
8027 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8028 * i386.c: Include dwarf2.h
8029 (asm_preferred_eh_data_format): New.
8030 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8032 2005-08-01 Ian Lance Taylor <ian@airs.com>
8034 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8035 randomize_va_space for virtual address randomization control.
8037 2005-08-01 Steven Bosscher <stevenb@suse.de>
8039 * common.opt (flag_ipa_cp): Put in right place to maintain
8042 2005-08-01 Jan Hubicka <jh@suse.cz>
8044 * profile.c (compute_value_histograms): Fix thinko.
8045 * value-prof.c: Include toplev.h
8046 (check_counter): New function.
8047 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8048 tree_mod_subtract_transform): Add sanity check.
8050 2005-08-01 Richard Guenther <rguenther@suse.de>
8052 PR tree-optimization/23133
8053 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8054 current functions parameter decls to find defs to cse
8057 2005-08-01 Richard Guenther <rguenther@suse.de>
8059 PR tree-optimization/23109
8060 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8061 If trapping math is in effect, use post-dominator information
8062 to check if we'd in any case reach a trapping point before
8063 doing the reciprocal insertion.
8064 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8065 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8066 expressions are invariant only if trapping math is not in effect.
8068 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8070 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8071 cgraph_function_versioning): New declarations.
8072 * cgraphunit.c: Add include to ipa-prop.h.
8073 (update_call_expr, cgraph_copy_node_for_versioning,
8074 cgraph_function_versioning): New functions.
8075 * integrate.c (copy_decl_for_inlining): Remove.
8076 * ipa-prop.h (ipa_replace_map): New struct.
8077 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8078 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8079 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8080 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8081 ipcp_iterate_stage, ipcp_method_scale_print,
8082 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8083 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8084 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8085 ipcp_update_bb_counts, ipcp_update_profiling,
8086 ipcp_update_edges_counts): New functions.
8087 (ipcp_method_cval_init): Remove restriction regarding local methods.
8088 (ipcp_init_stage): Add ipcp_method_compute_scale.
8089 (ipcp_insert_stage): Add versioning.
8090 (ipcp_structures_print): Add ipcp_method_scale_print.
8091 (ipcp_driver): Dump profiling info.
8092 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8093 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8094 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8095 (struct inline_data): Add versioning_p, ipa_info, new fields.
8096 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8097 declare_return_variable): Replace calls to copy_decl_for_inlining with
8099 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8101 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8102 Add argument VERSIONING.
8103 (copy_arguments_for_versioning, copy_static_chain,
8104 function_versionable_p, tree_versionable_function_p,
8105 tree_function_versioning, replace_ref_tree): New functions.
8106 * tree-inline.h: Include varray.h.
8107 (tree_versionable_function_p, tree_function_versioning,
8108 tree copy_decl_for_dup): New declarations.
8110 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8112 * ipa-cp.c: New file. Contains IPCP specific functionality.
8113 * ipa-prop.h: New file. Contains structures/definitions that can be
8114 used by several interprocedural data flow optimizations (and also IPCP).
8115 * ipa-prop.c: New file.
8116 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8117 * common.opt: Add ipa-cp flag.
8118 * timevar.def: Add IPCP optimization.
8119 * tree-optimize.c (init_tree_optimization_passes): Schedule
8121 * tree-pass.h (pass_ipa_cp): Declare.
8123 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8125 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8126 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8127 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8128 config/i386/i386.c, config/mips/mips.h,
8129 config/rs6000/rs6000.h, config/sh/sh.c,
8130 config/stormy16/stormy16.c: Fix comment typos.
8132 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8135 * c-typeck.c (build_binary_op): Use common_type wrapper on
8137 (common_type): Update comment.
8139 2005-07-31 Steven Bosscher <stevenb@suse.de>
8142 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8143 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8144 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8146 2005-07-31 Jan Hubicka <jh@suse.cz>
8148 * pretty-print.h (pp_widest_integer): New macro.
8149 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8152 2005-07-31 Jan Hubicka <jh@suse.cz>
8154 * output.h (enum section_category): Export from varasm.c
8155 (categorize_decl_for_section): Likewise.
8156 * varasm.c (enum section_category): Kill.
8157 (categorize_decl_for_section): Make global.
8158 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8160 * i386.c (ix86_section_threshold): New static variable.
8161 (ix86_in_large_data_p, ix86_encode_section_info,
8162 x86_64_elf_unique_section,
8163 x86_64_elf_select_section): New functions.
8164 (TARGET_ENCODE_SECTION_INFO): Define
8165 (override_options): Enable medium model for PIC.
8166 (ix86_expand_prologue): Expand gen_set_got_rex64.
8167 (legitimate_constant_p): Handle new UNSPECs.
8168 (legitimate_pic_address_disp_p): Likewise.
8169 (legitimize_pic_address): Lower MEDIUM model addressing.
8170 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8171 (enum cmodel): Add MEDIUM_PIC.
8172 (SYMBOL_REF_FAR_ADDR_P): New macro.
8173 (SYMBOL_FLAG_FAR_ADDR): New flag.
8174 * i386.md (movdi): Support medium model.
8175 (set_got_rex64): New pattern.
8176 * i386.opt (mlarge-data-threshold): New flag.
8177 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8178 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8179 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8180 TARGET_ASM_UNIQUE_SECTION): New.
8182 * invoke.texi (-mlarge_data_threshold): Document
8184 2005-07-31 Jan Hubicka <jh@suse.cz>
8186 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8187 (coalesce_vars): Likewise.
8188 * tree-ssa-live.c (coalesce_cost): New.
8189 (build_tree_conflict_graph): Use coalesce_cost.
8190 * tree-ssa-live.h (coalesce_cost): Declare.
8192 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8194 * arm.md (all peepholes for post-increment operations): Delete.
8195 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8196 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8197 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8198 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8199 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8201 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8203 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8206 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8209 * doc/invoke.texi: Document -rdynamic.
8211 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8214 * c-parser.c (c_parser_parms_list_declarator): Call
8215 mark_forward_parm_decls.
8216 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8217 decls with visibility structure.
8219 2005-07-30 Paul Brook <paul@codesourcery.com>
8221 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8223 2005-07-30 Paul Brook <paul@codesourcery.com>
8225 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8227 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8229 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8231 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8234 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8235 nested function declarators.
8236 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8237 (grokparms): Call warn_if_shadowing for parameters used within the
8239 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8240 not used within the parameter list.
8241 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8243 2005-07-30 Jan Hubicka <jh@suse.cz>
8245 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8246 * i386.c (ix86_fixup_binary_operands): Likewise.
8247 (ix86_expand_unary_operator): Likewise.
8248 (ix86_expand_fp_absneg_operator): Likewise.
8249 * optabs.c (expand_vec_cond_expr): Validate dest.
8251 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8254 * real.c (real_from_string): Also set last bit if there is a
8255 nonzero hex digit beyond GCC's internal precision after ".".
8257 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8259 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8260 define_constants. Change duplicate values to unassigned numbers.
8261 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8262 (*altivec_vspltsf): New.
8263 (altivec_vperm_v4sf): Delete.
8264 (altivec_vperm_<mode>): Use mode macro V.
8265 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8266 (altivec_predicate_v4sf): Delete.
8267 (altivec_predicate_<mode>): Use mode macro V.
8268 (*altivec_lvesfx): New.
8269 (*altivec_stvesfx): New.
8270 (vec_realign_load_v4sf): Delete.
8271 (vec_realign_load_<mode>): Use mode macro V.
8272 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8275 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8278 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8280 * configure: Regenerated.
8282 2005-07-29 Paul Brook <paul@codesourcery.com>
8284 * doc/install.texi: Add link to GFortran binaries wiki page.
8286 2005-07-29 David Ung <davidu@mips.com>
8288 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8289 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8290 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8291 * config/mips/mips.md (cpu): Add 5kf name.
8292 (includes): Includes 5k.md.
8293 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8294 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8297 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8300 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8301 (cleanup_tree_cfg): ... here.
8302 Call cleanup_tree_cfg_1 until there are no more cleanups to
8305 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8307 * tree-vrp.c (compare_range_with_value): Return true or false
8308 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8309 EQ_EXPR respectively.
8311 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8313 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8316 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8318 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8319 (tree_ssa_dominator_optimize): Increment it.
8320 (dump_dominator_optimization_stats): Print it.
8322 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8323 Steven Bosscher <stevenb@suse.de>
8325 PR rtl-optimization/23117
8326 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8327 when head == tail. Tidy comment.
8329 2005-07-28 Richard Henderson <rth@redhat.com>
8331 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8332 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8333 * jump.c (rtx_renumbered_equal_p): Likewise.
8334 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8335 CONST_INT and CONST_DOUBLE.
8336 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8337 * reload.c (operands_match_p): Special case CONST_INT and
8338 CONST_DOUBLE; check mode earlier.
8340 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8343 * c-typeck.c (convert_for_assignment): Do not check
8344 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8346 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8349 * c-typeck.c (composite_type): Prefer constant size arrays to
8352 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8355 * real.c (real_from_string): Set last bit if there is a nonzero
8356 hex digit beyond GCC's internal precision.
8358 2005-07-28 Richard Henderson <rth@redhat.com>
8361 * cfgcleanup.c (try_forward_edges): Watch out for end of
8364 2005-07-28 James E Wilson <wilson@specifixinc.com>
8367 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8369 2005-07-28 Jan Hubicka <jh@suse.cz>
8371 * Makefile.in (rtl-profile.o): Kill all traces of it.
8372 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8373 * coverage.h (rtl_coverage_counter_ref): Kill.
8374 * opts.c (flag_speculative_prefetching_set): Kill.
8375 (flag_loop_optimize_set): New.
8376 (common_handle_option): Disable loop optimizer when profiling;
8377 do not handle speculative prefetching.
8378 * passes.c (init_optimization_passes): Replace pass_profiling combo
8379 by branch_prob pass.
8380 * profile.c (compute_value_histograms): Update for simplified value
8382 (rtl_register_profile_hooks): Kill.
8383 (pass_profiling): Kill.
8384 (rest_of_handle_branch_prob): Do not profile.
8385 * toplev.c (process_options): Remove speculative prefetching.
8386 * toplev.h (flag_tree_based_profiling): Kill.
8387 * tree-profile.c (prepare_instrumented_value,
8388 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8389 tree_gen_one_value_profiler, do_tree_profiling): Update for
8390 simplified datastructures.
8391 * value-prof.c: Add comment that speculative prefetching was dropped;
8392 update rest of file for simplified datastructures.
8393 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8394 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8395 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8396 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8397 rtl_mod_subtract, gen_speculative_prefetch,
8398 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8399 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8400 (gate_handle_value_profile_transformations,
8401 rest_of_handle_value_profile_transformations,
8402 pass_value_profile_transformations): Kill.
8403 * value-prof.h (histogram_value_t): Remove IL based unions.
8404 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8405 rtl_profile_hooks): Remove hooks.
8407 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8409 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8410 (cgraph_clone_node): Likewise.
8411 * cgraph.h (cgraph_clone_edge): Update prototype.
8412 (cgraph_clone_node): Likewise.
8413 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8415 (lookup_recursive_calls): Consider profile.
8416 (cgraph_decide_recursive_inlining): Fix updating; use new
8417 probability argument; use profile.
8418 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8419 * tree-inline.c (copy_bb): Update clal of clone_edge.
8420 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8422 * invoke.texi (min-inline-recursive-probability): Document.
8424 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8426 * doc/install.texi (Configuration): Update Valgrind homepage.
8428 2005-07-28 Richard Henderson <rth@redhat.com>
8431 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8432 labels we want to delete.
8433 (cfg_layout_merge_blocks): Likewise.
8435 2005-07-28 Richard Henderson <rth@redhat.com>
8438 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8439 when expanding to nothing.
8441 2005-07-28 Josh Conner <jconner@apple.com>
8443 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8444 (cgraph_decide_inlining_of_small_functions): Likewise.
8446 2005-07-28 Josh Conner <jconner@apple.com>
8448 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8449 direction of badness if negative.
8450 (cgraph_default_inline_p): Add reason to parameters, and assign it
8452 (cgraph_decide_inlining_of_small_functions): New parameter in call
8453 to cgraph_default_inline_p.
8454 (cgraph_decide_inlining_incrementally): Likewise.
8455 * cgraphunit.c (decide_is_function_needed): Likewise.
8456 * cgraph.h (cgraph_default_inline_p): Likewise.
8458 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8460 * builtins.c: Fix comment typo(s).
8461 * genautomata.c: Likewise.
8462 * gimplify.c: Likewise.
8463 * tree-dfa.c: Likewise.
8464 * tree-flow-inline.h: Likewise.
8465 * tree-into-ssa.c: Likewise.
8466 * tree-ssa-alias.c: Likewise.
8467 * tree-ssa-ccp.c: Likewise.
8468 * tree-ssa-copy.c: Likewise.
8469 * tree-ssa-dce.c: Likewise.
8470 * tree-ssa-dom.c: Likewise.
8471 * tree-ssa-operands.c: Likewise.
8472 * tree-tailcall.c: Likewise.
8473 * tree-vectorizer.c: Likewise.
8474 * tree-vrp.c: Likewise.
8477 2005-07-28 Jeff Law <law@redhat.com>
8479 * tree-vrp.c (test_for_singularity): Extracted from ...
8480 (simplify_cond_using_ranges): Attempt to simplify a relational
8481 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8483 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8485 PR tree-optimization/22506
8486 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8487 phis whose argument is constant.
8489 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8491 PR rtl-optimization/18992
8492 Back out this patch:
8493 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8494 PR optimization/12142
8495 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8496 uses of the register in the SET_SRC. Remove unnecessary argument.
8498 Replace it with this:
8499 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8500 if flag_non_call_exceptions is set and the insn may trap, pass
8501 pc_rtx as dest for recursion.
8502 In SET_SRC part of SET case, if dest is already set, pass it down
8505 2005-07-28 Jan Hubicka <jh@suse.cz>
8507 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8508 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8509 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8511 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8512 profile when available.
8514 2005-07-28 Jan Beulich <jbeulich@novell.com>
8516 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8517 (ia64_print_operand): Describe and handle 'X'.
8518 (ia64_register_move_cost): Also handle FP_REGS.
8519 (ia64_preferred_reload_class): Likewise.
8520 (ia64_secondary_reload_class): Likewise.
8521 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8522 it. Also check for ITANIUM_CLASS_FLDP.
8523 * config/ia64/ia64.h (FP_REGNO_P): New.
8524 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8525 (reg_class): Add FP_REGS.
8526 (REG_CLASS_NAMES): Adjust for it.
8527 (REG_CLASS_CONTENTS): Likewise.
8528 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8529 (REG_CLASS_FROM_LETTER): Handle 'x'.
8530 (CLASS_MAX_NREGS): Handle FP_REGS.
8531 (MEMORY_MOVE_COST): Likewise.
8532 * config/ia64/ia64.md (itanium_class): Add fldp.
8533 (type): Handle fldp.
8534 (movti_internal): More allowable operand combinations. Use ldfp8 when
8535 splitting unnecessary. Remove predicable attribute. Adjust
8536 itanium_class attribute.
8537 (smuldi3_highpart): Remove outdated comment.
8538 (mulditi3, umulditi3, rotlti3): New expanders.
8539 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8540 (absti2): Disabled new insn for future reference.
8541 Respective new splitters.
8542 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8543 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8544 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8546 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8548 PR rtl-optimization/23047
8549 * simplify-rtx.c (simplify_const_relational_operation): Respect
8550 flag_wrapv for comparisons with ABS.
8552 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8554 PR tree-optimization/22493
8555 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8556 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8558 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8560 * config/frv/frv.opt (moptimize-membar): New.
8562 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8564 * config/frv/frv.h: Remove machine_function definition.
8566 * config/frv/frv.c (struct frv_io): New.
8567 (struct machine_function): Moved from frv.h. Add has_membar_p.
8568 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8569 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8570 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8571 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8572 (frv_reorg): Call frv_optimize_membar when appropriate.
8573 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8574 (frv_expand_builtin): Adjust calls accordingly.
8575 (frv_io_address_cookie): New function.
8576 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8577 load or store rather than a special insn. Add ccnstant address and
8578 io-type operands to the membar.
8579 (frv_ifcvt_modify_tests): Unsign regno.
8580 (frv_ifcvt_modify_tests): Same.
8582 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8583 UNSPEC_OPTIONAL_MEMBAR constant.
8584 (builtin_read_<mode>): Delete.
8585 (builtin_write_<mode>): Delete.
8586 ("optional_membar_<mode>"): Add operand.
8588 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8589 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8590 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8591 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8592 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8593 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8594 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8595 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8596 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8598 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8600 * df.c (df_uses_record): Handle SCRATCH.
8602 2005-07-28 Steven Bosscher <stevenb@suse.de>
8605 * passes.c (rest_of_decl_compilation): If decl is a type and
8606 we have encountered errors, don't emit debug information.
8608 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8610 * params.def: Fixed comment.
8612 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8615 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8616 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8617 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8619 2005-07-27 Steven Bosscher <stevenb@suse.de>
8622 * varasm.c (assemble_start_function): Don't do anything that may
8623 require a CFG if the current function is a thunk.
8625 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8627 * doc/install.texi (Prerequisites): Mention that perl is needed
8628 to do export control in libstdc++ targetting Darwin.
8630 2005-07-27 Steven Bosscher <stevenb@suse.de>
8632 PR rtl-optimization/17808
8633 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8634 (sched_insns_conditions_mutex_p): Split out from...
8635 (add_dependence): ...here. But don't call it from here.
8636 (add_dependence_list): Check sched_insns_conditions_mutex_p
8637 before calling add_dependence.
8638 (add_dependence_list_and_free): Likewise.
8639 (fixup_sched_groups): Likewise.
8640 (sched_analyze_1): Likewise.
8641 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8642 (sched_analyze): Likewise.
8643 (sched_analyze_insn): Likewise.
8644 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8645 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8646 dependencies on all COND_EXEC insns to jumps ending basic blocks
8647 when doing intrablock scheduling.
8648 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8650 2005-07-27 Jeff Law <law@redhat.com>
8652 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8653 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8654 equivalency sets, correctly handle the case were vr0 has an
8655 equivalency set, but vr1 does not.
8657 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8659 PR tree-optimization/23073
8660 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8661 vect_print_dump_info before fprintf.
8663 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8665 PR tree-optimize/22348
8666 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8667 Fold the partial computation.
8669 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8671 PR tree-optimization/22325
8672 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8674 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8676 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8677 (force_var_cost): ... this function.
8678 (compute_phi_arg_on_exit): Export.
8680 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8682 PR tree-optimization/20773
8683 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8686 2005-07-27 Richard Guenther <rguenther@suse.de>
8688 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8689 Avoid pushing again if current struct contains only
8690 fields we decomposed.
8692 2005-07-27 Jan Hubicka <jh@suse.cz>
8694 PR tree-optimization/22574
8695 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8698 * tree-tailcall.c (decrease_profile): New function.
8699 (eliminate_tail_call): Use it.
8701 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8702 visibility flags correctly in whole program mode.
8704 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8706 PR rtl-optimization/22472
8707 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8709 2005-07-26 Steven Bosscher <stevenb@suse.de>
8711 PR tree-optimization/22504
8712 * tree-complex.c (expand_complex_addition): Use 'code' instead
8713 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8715 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8717 * config.gcc (cpu_type): Add frv case.
8718 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8719 (supported_defaults): Add fr550 case.
8721 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8724 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8725 whether a pointer of type T * may point to objects of type T *.
8727 2005-07-26 DJ Delorie <dj@redhat.com>
8729 * configure: Regenerate.
8731 2005-07-26 Dale Johannesen <dalej@apple.com>
8733 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8735 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8737 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8738 Clarify use of "build" in name.
8740 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8742 * doc/extend.texi (Raw read/write Functions): New section.
8743 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8744 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8745 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8746 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8747 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8748 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8749 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8750 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8751 * config/frv/frv.c: Add bdesc_loads global.
8752 Add bdesc_stores global.
8753 (frv_init_builtins): Add support for __builtin_{read/write}*.
8754 (frv_volatile_memref): New.
8755 (frv_expand_load_builtin): New.
8756 (frv_expand_store_builtin): New.
8757 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8758 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8759 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8760 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8761 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8762 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8763 (builtin_read_<mode>): New.
8764 (builtin_write_<mode>): New.
8765 (builtin_write64): New.
8766 (optional_membar_<mode>): New.
8768 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8770 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8771 (rather than units) against HOST_BITS_PER_WIDE_INT.
8773 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8775 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8776 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8777 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8778 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8781 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8782 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8783 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8785 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8787 2005-07-26 Richard Guenther <rguenther@suse.de>
8789 PR tree-optimization/22486
8790 * fold-const.c (fold_unary): Fold away useless component
8791 references of the form (T *)&T.x, if the address
8794 2005-07-25 James E Wilson <wilson@specifixinc.com>
8796 * dwarf2out.c (add_call_src_coords_attributes): New.
8797 (gen_inlined_subroutine_die): Call it.
8798 (maybe_emit_file, init_file_table): Add comments.
8799 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8801 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8802 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8803 * tree.h (BLOCK_SOURCE_LOCATION): New.
8804 (struct tree_block): New field locus.
8806 2005-07-26 Andreas Schwab <schwab@suse.de>
8808 PR rtl-optimization/23043
8809 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8810 when allocating a struct unoccr.
8812 2005-07-25 Richard Henderson <rth@redhat.com>
8815 * tree-complex.c (gate_no_optimization): True if errors.
8816 * Makefile.in (tree-complex.o): Update dependencies.
8818 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8820 * config/frv/predicates.md (integer_register_operand): Use
8823 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8826 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8828 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8830 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8832 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8833 types when flag_unsafe_math_optimizations is true.
8835 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8837 * gcc.c (option_map): Add --sysroot.
8838 (process_command): Handle --sysroot.
8839 (display_help): Document it.
8840 * doc/cppopts.tex (-isysroot): Document.
8841 * doc/invoke.texi (--sysroot): Document.
8842 * doc/install.texi (--with-build-sysroot): Document.
8844 * Makefile.in (inhibit_libc): New variable.
8845 (INHIBIT_LIBC_CFLAGS): Likewise.
8846 (LIBGCC2_CFLAGS): Include
8847 $(INHIBIT_LIBC_CFLAGS).
8848 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8849 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8850 ($(T)crtend.o): Likewise.
8851 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8852 ($(T)crtendS.o): Likewise.
8853 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8854 ($(T)crtendT.o): Likewise.
8855 (stmp-fixinc): Do not complain about missing headers if
8857 * configure.ac (inhibit_libc): Set it to true/false.
8858 (--with-build-sysroot): New option. Use it to set
8860 * configure: Regenerated.
8862 2005-07-25 Manfred Hollstein <mh@suse.com>
8864 * calls.c (store_one_arg): Fix unsigned comparison warning.
8866 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8869 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8870 (ggc_print_statistics): Initialize variable before use.
8872 2005-07-25 Richard Guenther <rguenther@suse.de>
8874 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8875 calling with a PHI_NODE argument.
8877 * tree-flow-inline.h (overlap_subvar): Protect against
8880 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8882 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8883 * configure: Regenerate.
8885 2005-07-25 Ira Rosen <irar@il.ibm.com>
8887 * expr.c (highest_pow2_factor): Make extern.
8888 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8889 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8890 record_array_differ_p, array_ptr_differ_p): Likewise.
8891 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8892 additional cases. Call the above functions.
8893 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8894 base_object_differ_p when there are two base objects. Otherwise, compare
8895 base address and offset. Call may_alias_p.
8896 (dump_data_reference): Use a correct field name.
8897 (analyze_array): Make static. Initialize new data-ref fields.
8898 (analyze_indirect_ref): New function.
8899 (init_data_ref): Initialize new data-ref fields.
8900 (strip_conversion): Moved from tree-vect-analyze.c.
8901 (analyze_offset_expr, get_ptr_offset, address_analysis,
8902 object_analysis): Likewise.
8903 (analyze_offset): New function.
8904 (create_data_ref): Likewise.
8905 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8906 dimensions for ARRAY_REFs only.
8907 (build_classic_dist_vector): Make static.
8908 (access_functions_are_affine_or_constant_p): Call macro to get the
8909 address of access functions.
8910 (compute_all_dependences): Add new parameter
8911 compute_self_and_read_read_dependences. Compute self and read-read
8912 dependences if it is true.
8913 (find_data_references_in_loop): Call create_data_ref. Initialize new
8915 (compute_data_dependences_for_loop): Add new parameter
8916 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8917 compute nb_loops. Call compute_all_dependences,
8918 build_classic_dist_vector and build_classic_dir_vector with correct
8920 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8921 with correct parameters. Compare dimensions for ARRAY_REFs only.
8922 (free_data_refs): Call macro to free access functions.
8923 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8924 fields from stmt_vinfo.
8925 (struct base_object_info): New structure.
8926 (struct data_reference): Move fields to base_object_info. Add fields
8927 first_location and object_info for above structures. Move fields from
8928 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8929 aligned_to. Add macros to access the new fields.
8930 Update functions declarations.
8931 * tree-flow.h (is_aliased_with): Declare.
8932 * tree-loop-linear.c (linear_transform_loops): Call
8933 compute_data_dependences_for_loop with correct parameters.
8934 * tree-ssa-alias.c (is_aliased_with): New function.
8935 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8936 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8937 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8938 vect_base_addr_differ_p, compute_subscript_distance and
8939 build_classic_dist_vector. Add printings. Check absolute value of
8941 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8943 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8944 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8945 to bytes. Add printing.
8946 (vect_compute_data_refs_alignment): Go through loads and stores in one
8948 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8949 vect_analyze_data_ref_access): Likewise.
8950 (vect_analyze_pointer_ref_access): Remove.
8951 (vect_address_analysis, vect_object_analysis): Likewise.
8952 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8953 and analyze data-refs in the loop.
8954 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8955 fields of data-ref instead of stmt. Add init to the offset from the
8957 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8958 (vect_update_init_of_dr): Likewise.
8959 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8960 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8962 (new_loop_vec_info): Initialize new fields.
8963 (destroy_loop_vec_info): Free new fields.
8964 (vect_strip_conversion): Remove.
8965 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8966 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8967 datarefs. Add new field ddrs.
8968 Add macros for the new fields access.
8969 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8970 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8971 Remove their macros.
8972 * tree.h (highest_pow2_factor): Declare.
8974 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8976 * calls.c (store_one_arg): Check for sibling call MEM arguments
8977 from already clobbered incoming argument area.
8979 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8981 * c-common.c (check_missing_format_attribute): New.
8982 * c-common.h (check_missing_format_attribute): Likewise.
8983 * c-typeck.c (convert_for_assignment): Use it.
8985 2005-07-24 Andreas Schwab <schwab@suse.de>
8987 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8988 register use a word move. Correct operand of ext.w in 68000 code.
8990 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8992 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8993 variables as declarations, rather than definitions.
8995 2005-07-24 Ira Rosen <irar@il.ibm.com>
8997 PR tree-optimization/22526
8998 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9001 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9003 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9004 that C99 reserve for future use. Use it to define clog10,
9005 clog10f and clog10l.
9007 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9009 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9010 * configure.ac: Check for -Wmissing-format-attribute.
9012 * configure: Regenerate.
9014 2005-07-23 Richard Henderson <rth@redhat.com>
9016 PR tree-optimization/22623
9017 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9019 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9022 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9024 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9026 * Makefile.in (C_TREE_H): Update dependencies.
9027 * c-tree.h: Include toplev.h.
9028 * diagnostic.h (diagnostic_set_info): Add format attribute.
9029 * rtl-error.c (diagnostic_for_asm): Likewise.
9031 2005-07-23 Chao-ying Fu <fu@mips.com>
9033 * config/mips/mips-dsp.md: New file.
9034 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9035 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9037 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9038 MIPS_BUILTIN_BPOSGE32.
9039 (mips_expand_builtin_direct): Add one parameter to indicate that
9040 builtin functions need to return a value.
9041 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9043 (mips_regno_to_class): Add classes for 12 new DSP registers.
9044 (mips_subword): Change to check four HI registers.
9045 (mips_output_move): Output move to and from 6 new DSP accumulators.
9046 (override_options): Make sure -mdsp and -mips16 are not used together.
9047 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9049 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9051 (print_operand): Add 'q' for printing DSP accumulators.
9052 (mips_cannot_change_mode_class): Check ACC_REGS.
9053 (mips_secondary_reload_class): Check ACC_REGS.
9054 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9055 (mips_register_move_cost): Check ACC_REGS.
9056 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9057 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9058 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9059 (dsp_bdesc): New array.
9060 (bdesc_arrays): Add DSP builtin function table.
9061 (mips_prepare_builtin_arg): Check predicate again after
9063 (mips_expand_builtin): Add one more parameter to
9064 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9065 MIPS_BUILTIN_BPOSGE32.
9066 (mips_init_builtins): Initialize new function types.
9067 (mips_expand_builtin_direct): Check if builtin functions need to
9068 return a value and pass operands properly.
9069 (mips_expand_builtin_bposge): New function.
9070 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9071 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9072 (FIRST_PSEUDO_REGISTER): Increase to 188.
9073 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9074 Update for 12 new DSP registers.
9075 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9076 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9077 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9078 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9079 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9080 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9081 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9082 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9083 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9084 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9085 (REGISTER_NAMES): Add names for 12 new DSP registers.
9086 * config/mips/mips.md: Include mips-dsp.md.
9087 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9088 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9089 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9090 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9091 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9092 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9093 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9094 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9095 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9096 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9097 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9098 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9099 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9100 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9101 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9102 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9103 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9104 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9105 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9106 (UNSPEC_RDDSP): New constants.
9107 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9108 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9110 * config/mips/mips.opt (-mdsp): New option.
9111 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9112 (reg_imm10_operand): New predicates.
9113 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9114 * doc/invoke.texi (-mdsp): Document new option.
9116 2005-07-22 DJ Delorie <dj@redhat.com>
9118 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9120 * tree-inline.c (inlinable_function_p): Likewise.
9122 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9125 * toplev.c (check_global_declarations): Do not mark undefined
9126 variables as DECL_IGNORED_P.
9127 * varasm.c (first_global_object_name): GTY it.
9128 (weak_global_object_name): Likewise.
9129 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9130 a string to go into {weak,first}_global_object_name.
9132 2005-07-22 DJ Delorie <dj@redhat.com>
9134 * c-format.c (check_function_format): Change warning control
9135 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9137 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9139 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9140 &PTR->FLD a dereference of PTR.
9141 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9142 a potential dereference of PTR.
9144 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9146 PR rtl-optimization/20370
9147 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9148 call allocate_reg_info if necessary.
9150 PR rtl-optimization/21848
9151 * calls.c (emit_library_call_value_1): For const functions, add
9152 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9154 PR rtl-optimization/22445
9155 * cselib.c (target.h): Include.
9156 (rtx_equal_for_cselib_p): Allow commutative matches.
9157 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9158 Remove MODE parameter. Changed all callers.
9160 PR rtl-optimization/22258
9161 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9163 (try_combine): Use likely_spilled_retval_p.
9165 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9167 * config.gcc: Add crx-elf support.
9169 * doc/contrib.texi: Mention crx.
9170 * doc/extend.texi: Document crx extensions.
9171 * doc/install.texi: Document crx install.
9172 * doc/invoke.texi: Document crx options.
9173 * doc/md.texi: Document crx constraints.
9175 * config/crx/crx-protos.h: New file.
9176 * config/crx/crx.c: New file.
9177 * config/crx/crx.h: New file.
9178 * config/crx/crx.md: New file.
9179 * config/crx/crx.opt: New file.
9180 * config/crx/t-crx: New file.
9182 2005-07-22 Manfred Hollstein <mh@suse.com>
9184 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9186 (int_add_graph_edge): Likewise.
9187 (collapse_nodes): Likewise.
9188 (process_unification_queue): Likewise.
9190 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9191 Laurent GUERBY <laurent@guerby.net>
9193 PR tree-optimization/22336
9194 * function.c (record_block_change): Check for
9195 cfun->ib_boundaries_block.
9197 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9199 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9200 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9202 2005-07-21 DJ Delorie <dj@redhat.com>
9204 * toplev.c (warn_deprecated_use): Add warning control to warning
9206 * c-typeck.c (parser_build_binary_op): Likewise.
9207 (c_finish_if_stmt): Likewise.
9208 * c-common.c (check_function_sentinel): Likewise.
9209 (check_nonnull_arg): Likewise.
9211 2005-07-21 Richard Henderson <rth@redhat.com>
9214 * tree-complex.c (complex_ssa_name_components): New.
9215 (cvc_lookup): Allow entry not found.
9216 (create_components): Remove.
9217 (create_one_component_var, get_component_var): New.
9218 (get_component_ssa_name, set_component_ssa_name): New.
9219 (extract_component): Use get_component_ssa_name.
9220 (update_complex_components): Use set_component_ssa_name.
9221 (update_complex_components_on_edge): Likewise.
9222 (update_phi_components): Create new PHI nodes directly, instead
9223 of adding insns to edges.
9224 (tree_lower_complex): Allocate and free complex_variable_components
9225 and complex_ssa_name_components here.
9227 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9229 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9230 revert to returning false.
9232 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9235 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9237 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9240 * config/i386/i386.md (cmpxf): Change operand constraints
9241 to "nonmemory_operand".
9243 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9245 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9247 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9250 * fold-const.c (fold_build1): Add checksum for the operands.
9251 (fold_build2): Likewise.
9252 (fold_build3): Likewise.
9254 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9257 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9259 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9261 * common.opt (-fforward-propagate): Committed by mistake,
9264 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9266 * reg-stack.c: Fix comment typo(s).
9267 * tree-ssa-operands.c: Likewise.
9268 * tree-vectorizer: Likewise.
9270 2005-07-21 Nick Clifton <nickc@redhat.com>
9272 * config/sh/symbian.c: Replace C++ style line comments with C
9273 style line comments.
9274 (symbian_add_attribute): Do not use a ? operator on the LHS of
9276 (sh_symbian_handle_dll_attribute): Change the type of the
9277 method vector to "VEC(tree,gc)*" and use vector accessor
9278 macros to walk over the elements.
9279 (symbian_export_vtable_and_rtti_p): Likewise.
9280 (symbian_class_needs_attribute_p): Likewise.
9282 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9285 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9286 initialize targetm.resolve_overloaded_builtin here.
9287 (altivec_expand_overloaded_builtin): Make it non-static.
9288 * config/rs6000/rs6000-protos.h
9289 (altivec_expand_overloaded_builtin): New prototype.
9290 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9291 targetm.resolve_overloaded_builtin here.
9292 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9294 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9295 Zdenek Dvorak <dvorakz@suse.cz>
9297 PR tree-optimization/19210
9298 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9300 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9301 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9302 rely on unproven assumptions.
9303 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9304 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9305 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9306 to number_of_iterations_exit.
9307 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9308 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9309 * tree-ssa-loop-niter.c (find_loop_niter,
9310 estimate_numbers_of_iterations_loop): Likewise.
9311 (number_of_iterations_exit): Honor the new options.
9312 * doc/invoke.texi (Wunsafe-loop-optimizations,
9313 funsafe-loop-optimizations): Document them.
9315 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9317 PR rtl-optimization/22167
9318 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9320 2005-07-20 Adam Nemet <anemet@lnxw.com>
9322 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9323 __do_global_dtors_aux longcall.
9325 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9327 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9328 (old_special_pred_table): Don't reference
9329 SPECIAL_MODE_PREDICATES.
9330 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9331 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9332 * config/sh/predicates.h: Don't mention
9333 SPECIAL_MODE_PREDICATES.
9334 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9337 2005-07-20 DJ Delorie <dj@redhat.com>
9339 * config.gcc: Add m32c-elf support.
9341 * doc/contrib.texi: Mention m32c.
9342 * doc/extend.texi: Document m32c extensions.
9343 * doc/install.texi: Mention m32c.
9344 * doc/invoke.texi: Document m32c options.
9345 * doc/md.texi: Document m32c constraints.
9347 * config/m32c/addsub.md: New file.
9348 * config/m32c/bitops.md: New file.
9349 * config/m32c/cond.md: New file.
9350 * config/m32c/jump.md: New file.
9351 * config/m32c/m32c-lib1.S: New file.
9352 * config/m32c/m32c-lib2.c: New file.
9353 * config/m32c/m32c-modes.def: New file.
9354 * config/m32c/m32c-pragma.c: New file.
9355 * config/m32c/m32c-protos.h: New file.
9356 * config/m32c/m32c.abi: New file.
9357 * config/m32c/m32c.c: New file.
9358 * config/m32c/m32c.h: New file.
9359 * config/m32c/m32c.md: New file.
9360 * config/m32c/m32c.opt: New file.
9361 * config/m32c/minmax.md: New file.
9362 * config/m32c/mov.md: New file.
9363 * config/m32c/muldiv.md: New file.
9364 * config/m32c/predicates.md: New file.
9365 * config/m32c/prologue.md: New file.
9366 * config/m32c/shift.md: New file.
9367 * config/m32c/t-m32c: New file.
9369 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9371 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9372 (stack_protect_set, stack_protect_test): New expanders.
9373 (stack_protect_set_si, stack_protect_set_si_media,
9374 stack_protect_set_di_media, stack_protect_test_si,
9375 stack_protect_test_si_media, stack_protect_test_di_media):
9378 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9380 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9382 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9384 * tree.h (tree_expr_nonzero_p): Export.
9385 * fold-const.c (tree_expr_nonzero_p): Likewise.
9386 Return true for CALL_EXPRs that are alloca calls.
9387 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9389 * tree-flow.h (expr_computes_nonzero): Remove.
9390 * tree-vrp.c (expr_computes_nonzero): Remove.
9391 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9392 (extract_range_from_unary_expr): Likewise.
9393 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9394 tree_expr_nonzero_p.
9396 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9398 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9399 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9400 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9401 All callers changed.
9402 (frame_related_constant_load): New arg "related" which controls
9403 setting of RTX_FRAME_RELATED_P. All callers changed.
9404 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9405 (bfin_expand_prologue): Add stack limit checking.
9406 * config/bfin/bfin.md (trapifcc): New pattern.
9408 * config/bfin/bfin.c: Include "langhooks.h".
9409 (def_builtin): Go through lang_hooks to call builtin_function.
9411 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9412 * config/bfin/predicates.md (symbol_ref_operand): New.
9413 (call_insn_operand): Delete. All callers changed to use
9414 register_no_elim_operand.
9415 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9417 (function_arg): Use it to generate the call's operand 2.
9418 (bfin_longcall_p): New function.
9419 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9420 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9421 determine if the address needs to be in a REG.
9422 (bfin_handle_longcall_attribute): New function.
9423 (bfin_attribute_table): Add "longcall" and "shortcall".
9424 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9425 (CUMULATIVE_ARGS): New member call_cookie.
9426 (PREDICATE_CODES): Add symbol_ref_operand.
9427 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9428 extra USE to the pattern.
9429 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9430 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9431 sibcall_value_insn; now the new patterns handle direct calls and the
9432 old ones indirect calls.
9433 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9435 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9437 * doc/trouble.texi: Update section on handling of empty loops.
9439 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9441 * config.gcc: Remove support for sparc-*-openbsd*,
9442 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9444 * config.host: Remove support for i860-*-sysv4* as a host.
9445 * config/i860/*, config/ip2k/*, config/ns32k/*,
9446 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9447 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9448 mention obsolete ports.
9450 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9452 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9454 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9455 of frame_pointer_rtx.
9456 (sh_expand_epilogue): Likewise.
9457 (sh_set_return_address): Likewise.
9458 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9459 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9460 offsets from FRAME_POINTER_REGNUM.
9461 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9462 (sh_register_names): Add initializer for sfp.
9463 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9464 (VALID_REGISTER_P): Likewise.
9465 (FIRST_PSEUDO_REGISTER): Update.
9466 (DWARF_FRAME_REGISTERS): Define.
9467 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9468 (HARD_FRAME_POINTER_REGNUM): Define.
9469 (FRAME_POINTER_REGNUM): Redefine.
9470 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9471 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9472 from FRAME_POINTER_REGNUM.
9473 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9474 FRAME_POINTER_REGNUM.
9475 (REG_CLASS_CONTENTS): Add sfp.
9476 (REG_ALLOC_ORDER): Likewise.
9477 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9478 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9479 of frame_pointer_rtx.
9480 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9482 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9484 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9485 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9486 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9488 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9491 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9493 Make CONSTRUCTOR use VEC to store initializers.
9494 * c-common.c (complete_array_type): Update to cope with VEC in
9496 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9497 (pp_c_constructor_elts): New function.
9498 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9499 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9500 struct constructor_stack, struct initializer_stack,
9501 constructor_elements, push_init_level, pop_init_level,
9502 add_pending_init, find_init_member, output_init_element): Update to
9503 cope with VEC in CONSTRUCTOR_ELTS.
9504 * coverage.c (build_fn_info_value, build_ctr_info_value,
9505 build_gcov_info): Likewise.
9506 * expr.c (categorize_ctor_elements_1, store_constructor,
9507 expand_expr_real_1): Likewise.
9508 * fold-const.c (fold_ternary): Likewise.
9509 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9510 gimplify_init_constructor, gimplify_expr): Likewise.
9511 * tree-dump.c (dequeue_and_dump): Likewise.
9512 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9514 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9516 * tree-sra.c (generate_element_init_1): Likewise.
9517 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9518 * tree-ssa-operands.c (get_expr_operands): Likewise.
9519 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9520 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9521 (get_initial_def_for_reduction): Likewise.
9522 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9523 value handle in annotations.
9524 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9525 tree_node_structure): Add support for constr_kind.
9526 (build_vector_from_ctor, build_constructor_single,
9527 build_constructor_from_list): New functions.
9528 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9529 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9530 Update to cope with VEC in CONSTRUCTOR_ELTS.
9531 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9532 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9533 CONSTRUCTOR_APPEND_ELT): New macros.
9534 (struct constructor_elt, struct tree_constructor): New data types.
9535 (union tree_node): Add tree_constructor field.
9536 * treestruct.def: Define TS_CONSTRUCTOR.
9537 * varasm.c (const_hash_1, compare_constant, copy_constant,
9538 compute_reloc_for_constant, output_addressed_constants,
9539 initializer_constant_valid_p, output_constant,
9540 array_size_for_constructor, output_constructor): Update to cope with
9541 VEC in CONSTRUCTOR_ELTS.
9542 * vec.h (VEC_empty, VEC_copy): New macros.
9544 2005-07-19 Devang Patel <dpatel@apple.com>
9546 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9548 2005-07-19 Richard Henderson <rth@redhat.com>
9551 * gimplify.c (gimplify_expr): Use main variant type for the temp
9552 destination for a discarded volatile read.
9553 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9554 casts between non-void types that change volatility.
9556 2005-07-15 DJ Delorie <dj@redhat.com>
9558 * toplev.h: Add comment about the first parameter for warning().
9559 * errors.h: Likewise.
9561 * c.opt (Wpragmas): New.
9562 * doc/invoke.texi: Document it.
9564 * function.c (do_warn_unused_parameter): Add warning control to
9566 * c-decl.c (warn_if_shadowing): Likewise.
9567 * c-lex.c (cb_def_pragma): Likewise.
9568 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9569 (pop_alignment): Likewise.
9570 (handle_pragma_pack): Likewise.
9571 (apply_pragma_weak): Likewise.
9572 (handle_pragma_weak): Likewise.
9573 (handle_pragma_redefine_extname): Likewise.
9574 (add_to_renaming_pragma_list): Likewise.
9575 (handle_pragma_extern_prefix): Likewise.
9576 (maybe_apply_renaming_pragma): Likewise.
9577 (handle_pragma_visibility): Likewise.
9579 * config/c4x/c4x-c.c (BAD): Likewise.
9580 (c4x_parse_pragma): Likewise.
9581 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9582 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9583 (rs6000_pragma_longcall): Likewise.
9584 * config/v850/v850-c.c (pop_data_area): Likewise.
9585 (ghs_pragma_section): Likewise.
9586 (ghs_pragma_section): Likewise.
9587 (ghs_pragma_interrupt): Likewise.
9588 (ghs_pragma_starttda): Likewise.
9589 (ghs_pragma_startsda): Likewise.
9590 (ghs_pragma_startzda): Likewise.
9591 (ghs_pragma_endtda): Likewise.
9592 (ghs_pragma_endsda): Likewise.
9593 (ghs_pragma_endzda): Likewise.
9595 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9596 Kenneth Zadeck <zadeck@naturalbridge.com>
9598 * Makefile.in: Removed tree-promote-statics.c
9599 * tree-promote-statics.c: Removed.
9600 * common.opt: Removed flag-promote-statics.
9602 * passes.c: Removed tree-promote-statics pass.
9603 * tree-pass.h: Ditto.
9604 * timevar.def: Removed TV_PROMOTE_STATICS.
9607 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9609 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9611 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9613 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9616 * c-common.c (check_function_arguments): Call
9617 'check_function_format' if either -Wformat or
9618 -Wmissing-format-attribute are specified.
9619 * c-format.c (check_function_format): Check -Wformat before
9620 calling 'check_format_info'.
9621 * c-opts.c (c_common_post_options): Don't warn for
9622 -Wmissing-format-attribute without -Wformat.
9623 * c-typeck.c (convert_for_assignment): Detect additional cases for
9624 -Wmissing-format-attribute.
9625 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9628 2005-07-19 Richard Guenther <rguenther@suse.de>
9630 * config/i386/i386.md (lrint<mode>2): Use temporary
9631 instead of clobbering non-existent memory.
9633 2005-07-19 Nick Clifton <nickc@redhat.com>
9635 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9636 statement to avoid displaying ASCII control characters.
9638 2005-07-19 Ben Elliston <bje@au.ibm.com>
9640 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9641 * cfganal.c (find_edge_index): Ditto.
9642 * combine.c (combine_instructions): Ditto.
9643 * ddg.c (create_scc): Ditto.
9644 (find_successors): Ditto.
9645 (find_predecessors): Ditto.
9646 (find_nodes_on_paths): Ditto.
9647 (longest_simple_path): Ditto.
9648 * flow.c (update_life_info): Ditto.
9649 (count_or_remove_death_notes): Ditto.
9650 (clear_log_links): Ditto.
9651 * modulo-sched.c (generate_reg_moves): Ditto.
9652 (find_max_asap): Ditto.
9653 (find_max_hv_min_mob): Ditto.
9654 (find_max_dv_min_mob): Ditto.
9655 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9656 * sched-rgn.c (extract_edgelst): Ditto.
9657 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9658 (dump_update_ssa): Ditto.
9659 (ssa_names_to_replace) Ditto.
9660 (switch_virtuals_to_full_rewrite): Ditto.
9661 (update_ssa): Ditto.
9662 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9664 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9666 Fix PR tree-optimization/22483
9668 * tree-complex.c (create_components): Use
9669 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9670 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9671 * tree-flow.h (safe_referenced_var_iterator): New structure.
9672 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9673 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9674 safe_referenced_var iterator.
9675 (add_type_alias): Ditto.
9677 2005-07-19 Steven Bosscher <stevenb@suse.de>
9679 * loop-init.c (rest_of_handle_loop2): Remove.
9680 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9681 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9682 (pass_rtl_loop_init, pass_rtl_loop_done,
9683 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9684 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9685 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9686 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9687 pass_tree_loop_done, and pass_tree_unswitch.
9688 (gate_loop): Rename to gate_tree_loop.
9689 * passes.c (init_optimization_passes): Update for renamed tree
9690 loop passes. Add the new loop2 passes as subpasses of loop2.
9691 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9692 Update for the renamed tree loop passes.
9694 2005-07-18 Ian Lance Taylor <ian@airs.com>
9697 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9698 blocks when optimizing.
9700 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9702 * common.opt (frename-registers): Initialize to 2.
9704 (fgcse-after-reload): Ditto.
9705 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9706 (process_options): Only change flag_web, flag_rename_registers,
9707 and flag_rerun_cse_after_loop if not explicitly set by user.
9709 2005-07-18 Jan Beulich <jbeulich@novell.com>
9711 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9712 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9713 in 64-bit mode the same as DImode in 32-bit mode.
9714 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9715 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9716 mode. Add new mode parameter.
9717 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9718 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9719 x86_64_shift_adj): New expanders.
9720 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9721 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9723 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9724 DImode shift splitters.
9725 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9726 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9729 2005-07-18 Jan Beulich <jbeulich@novell.com>
9731 * i386.md (movdi_extzv_1): New.
9732 (zero_extendhidi2): Combine alternatives and never force use of
9734 (zero_extendqidi2): Likewise. Don't restrict input selection.
9736 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9738 Fix PR tree-optimization/22531
9739 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9742 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9744 * tree-promote-statics.c (pass_promote_statics): Change dump file
9747 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9749 * tree-optimize.c (init_tree_optimization_passes): Add
9750 pass_eliminate_useless_stores pass.
9751 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9752 * tree-ssa-pre.c (is_copy_stmt): New function.
9753 (follow_copies_till_vuse): Ditto.
9754 (do_eustores): Ditto.
9755 (gate_eustores): Ditto.
9757 2005-07-16 Richard Henderson <rth@redhat.com>
9759 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9761 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9762 Kenneth Zadeck <zadeck@naturalbridge.com>
9764 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9765 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9766 ipa-type-escape.h, tree-promote-statics.c
9767 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9768 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9769 tree-promote-statics.c: new files.
9770 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9771 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9772 int nonlocal_set_p, mark_constant_function): Deleted.
9773 (rest_of_handle_cfg): Removed call to mark_constant_function.
9774 (nonoverlapping_component_refs_p): Added calls to support
9775 type based aliasing.
9776 * tree-ssa-alias.c (may_alias_p,
9777 compute_flow_insensitive_aliasing): Ditto.
9778 * calls.c (flags_from_decl_or_type): Removed reference to
9780 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9781 too many arguments. This is necessary for Spec 2000.
9782 * cgraph.h (const_function, pure_function): Removed.
9783 * common.opt: Added "fipa-pure-const", "fipa-reference",
9784 "fipa-type-escape", and "ftree-promote-static".
9786 * passes.c: Added ipa and tree-promote-statics passes.
9787 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9788 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9789 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9790 * tree-flow.h: Added exposed sra calls and addition of
9791 reference_vars_info field for FUNCTION_DECLS.
9792 * tree-pass.h: Added passes.
9793 * tree-sra.c: (sra_init_cache): New function.
9794 (sra_insert_before, sra_insert_after) Made public.
9795 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9797 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9798 aliasing. (may_alias_p): Added code to use type escape analysis to
9800 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9801 code to prune clobbers of static variables based on information
9802 produced in ipa-reference pass. Changed call clobbering so that
9803 statics are not marked as clobbered if the call does not clobber
9806 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9808 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9811 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9813 * doc/install.texi (*-*-solaris2*): Document recommended version
9814 of GNU binutils and mention GNU linker problem on Solaris 10.
9816 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9819 * c-decl.c (c_build_bitfield_integer_type): New function.
9820 (finish_struct): Call it.
9821 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9823 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9825 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9828 2005-07-16 Jan Hubicka <jh@suse.cz>
9830 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9831 (scale_bbs_frequencies_int): Watch roundoff errors.
9832 * predict.c (return_prediction): Initialize return_stmt.
9834 2005-07-16 Jan Hubicka <jh@suse.cz>
9836 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9837 after RTL profiling.
9839 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9842 * fold-const.c (build_range_check): Convert high/low to etype
9843 if we are only comparing against exp.
9845 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9847 Fix PR tree-optimization/22376
9848 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9850 (need_to_solve): New function.
9851 (compute_points_to_sets): Use it.
9853 2005-07-15 Jan Hubicka <jh@suse.cz>
9855 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9856 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9858 2005-07-15 Richard Guenther <rguenther@suse.de>
9860 * c-common.c (handle_flatten_attribute): New function.
9861 Add flatten function attribute.
9862 * doc/extend.texi: Document flatten function attribute.
9863 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9864 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9866 (cgraph_decide_inlining): Handle functions with flatten
9869 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9871 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9872 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9873 UNSPEC_XCHG, UNSPEC_AND): New.
9874 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9875 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9876 * config/rs6000/sync.md (FETCHOP): New code macro.
9877 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9879 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9880 (sync_compare_and_swap<mode>): Same.
9881 (sync_lock_test_and_set<mode>): Same.
9882 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9883 for QImode and HImode, and not PPC405.
9884 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9885 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9886 (sync_<fetchop>{si,di}_internal): New.
9887 (sync_nand{si,di}_internal): New.
9888 (sync_old_<fetchop>{si,di}_internal): New.
9889 (sync_old_nand{si,di}_internal): New
9890 (sync_new_<fetchop>{si,di}_internal): New.
9891 (sync_new_nand{si,di}_internal): New.
9892 (atomic_and{si,di}): New.
9893 (sync_new_nand{si,di}_internal): New.
9894 (atomic_and{si,di}): New.
9895 (sync_add<mode>_internal): Delete.
9896 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9897 (sync_sub<mode>_internal): Delte.
9898 (sync_subshort_internal): New.
9899 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9900 (sync_anddi_internal): Delete.
9901 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9902 (sync_booldi_internal): Delete.
9903 (sync_boolc<mode>_internal): Delete.
9904 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9905 (sync_boolc<mode>_internal2): Delete.
9906 (sync_boolcc<mode>_internal): Delete.
9907 (isync, lwsync): Use unspec instead of unspec_volatile.
9908 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9909 Revert UNSPEC_VOLATILE.
9910 (rs6000_split_atomic_op): New.
9911 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9913 2005-07-14 Eric Christopher <echristo@redhat.com>
9915 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9916 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9918 2005-07-14 Eric Christopher <echristo@redhat.com>
9920 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9922 2005-07-14 Steven Bosscher <stevenb@suse.de>
9924 PR tree-optimization/22230
9925 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9926 the computation of the four cross productions for "range op range".
9928 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9929 Ulrich Weigand <uweigand@de.ibm.com>
9932 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9935 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9937 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9939 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9941 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9943 2005-07-14 Richard Guenther <rguenther@suse.de>
9946 * config/i386/i386-protos.h (ix86_function_value): Change
9947 prototype to match new target hook.
9948 * config/i386/i386.c (ix86_value_regno): Change prototype
9949 to take extra type argument.
9950 (TARGET_FUNCTION_VALUE): Define.
9951 (ix86_function_ok_for_sibcall): Pass extra argument to
9952 ix86_value_regno, check return slot rtx for exact match.
9953 (ix86_function_value): Take extra parameter. Dispatch to
9954 ix86_value_regno with fndecl/fntype as provided.
9955 (ix86_value_regno): Handle extra type argument.
9956 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9958 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9959 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9960 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9961 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9962 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9964 2005-07-14 Richard Guenther <rguenther@suse.de>
9966 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9967 * calls.c (expand_call): Pass fntype to hard_function_value.
9968 (emit_library_call_value_1): Likewise.
9969 * explow.c: Include target.h.
9970 (hard_function_value): Take extra argument, the fntype.
9971 Use new target hook for function_value.
9972 * expr.h (hard_function_value): Change prototype.
9973 * function.c (aggregate_value_p): Pass 0 as fntype to
9974 hard_function_value.
9975 (assign_parms): Use new target hook for function_value.
9976 Pass 0 as fntype to hard_function_value.
9977 (expand_function_end): Likewise.
9978 * reg-stack.c: Include target.h.
9979 (stack_result): Use new target hook for function_value.
9980 * target-def.h: New target hook function_value.
9981 * target.h: Likewise.
9982 * targhooks.c (default_function_value): New function.
9983 * targhooks.h (default_function_value): Declare.
9985 2005-07-13 Ian Lance Taylor <ian@airs.com>
9987 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9989 2005-07-14 Jan Hubicka <jh@suse.cz>
9991 * tree-dfa.c (dump_variable): Use default_def function.
9992 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9993 * tree-ssa.c (verify_use): Likewise.
9994 * tree-ssanames.c (release_ssa_name): Likewise.
9995 * tree-tailcall.c (eliminate_tail_call): Likewise.
9996 (tree_optimize_tail_calls_1): Likewise.
9997 * tree-vrp.c (get_value_range): Likewise.
9999 2005-07-14 Ben Elliston <bje@au.ibm.com>
10001 * gcc.c (main): Compare language[0] with '*' when iterating over
10004 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10006 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10007 "s390_emit_compare". Add handling of CCZ1mode.
10008 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10009 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10011 (s390_branch_condition_mask): Add CCZ1mode handling.
10012 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10013 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10014 Use CCZ1mode instead of CCZmode.
10015 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10017 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10019 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10021 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10023 2005-07-13 Eric Christopher <echristo@redhat.com>
10025 * config/mips/mips.c (mips_canonicalize_comparison): New.
10026 (mips_emit_int_relational): Use.
10028 2005-07-13 Eric Christopher <echristo@redhat.com>
10030 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10031 static extra parts.
10032 * config/s390/s390.md: Include tpf.md. Move tpf specific
10034 * config/s390/tpf.md: To here.
10035 * config/s390/s390.opt: Move tpf specific options...
10036 * config/s390/tpf.opt: to here. Add mmain option.
10037 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10038 * config/s390/tpf.h: Rewrite.
10040 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10042 * doc/tm.texi: Remove @xref{Cross-profiling}.
10044 2005-07-13 Jeff Law <law@redhat.com>
10046 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10047 expressions, test their _DECL operands for pointer equality rather
10048 than using operand_equal_p.
10050 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10052 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10053 (TARGET_POSIX_IO): This.
10054 * config/darwin.h: Likewise.
10055 * config/freebsd.h: Likewise.
10056 * config/linux.h: Likewise.
10057 * config/lynx.h: Likewise.
10058 * config/netbsd.h: Likewise.
10059 * config/rs6000/linux64.h: Likewise.
10060 * config/rs6000/linux.h: Likewise.
10061 * config/s390/tpf.h: Likewise.
10062 * config/sh/embed-elf.h: Likewise.
10063 * config/sparc/linux64.h: Likewise.
10064 * config/sparc/linux.h: Likewise.
10065 * config/svr4.h: Likewise.
10066 * gcov-io.h: Likewise.
10068 * doc/tm.texi: Updated.
10070 * libgcov.c (create_file_directory): Defined only if
10071 TARGET_POSIX_IO is defined.
10072 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10075 2005-07-13 Jan Hubicka <jh@suse.cz>
10077 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10079 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10081 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10082 structure as argument.
10084 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10086 PR tree-optimization/21921
10087 * tree-iterator.c (tsi_link_before): Support the case when
10088 tsi_end_p (tsi) == true.
10090 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10092 PR tree-optimization/22442
10093 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10096 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10098 PR rtl-optimization/20376
10099 * toplev.c (process_options): Enable -fweb and -frename-registers when
10101 * doc/invoke.texi: Update the information about when -fweb and
10102 -frename-registers are enabled.
10104 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10107 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10108 if *rhs_p is not a SSA_NAME.
10110 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10112 Fix PR tree-optimization/22422
10113 * tree-ssa-structalias.c (struct variable_info): Add flag for
10115 (get_varinfo): Now a static function.
10116 (new_varinfo): init has_union and is_special_var to false.
10117 (solution_set_add): Check has_union.
10118 (do_da_constraint): Move temporary variable so it gets reset
10120 Also check for special variable.
10121 (do_ds_constraint): Ditto.
10122 (do_sd_constraint): Ditto.
10123 (do_structure_copy): Check for special variable.
10124 (find_func_aliases): Ditto.
10125 (init_base_vars): Set special vars properly.
10127 2005-07-13 Jan Hubicka <jh@suse.cz>
10129 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10132 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10133 (get_expr_operands): Fix thinko wrt flags and subvars.
10135 PR tree-optimize/22379
10136 * tree-inline.c (expand_call_inline): Do not output sorry in early
10139 2005-07-12 Dale Johannesen <dalej@apple.com>
10141 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10143 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10146 * host-linux.h: Include limits.h.
10148 2005-07-12 Dale Johannesen <dalej@apple.com>
10150 * expr.c (compress_float_constant): Add cost check.
10151 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10153 2005-07-12 Dale Johannesen <dalej@apple.com>
10155 * gcc.target/i386/compress-float-sse.c: New.
10156 * gcc.target/i386/compress-float-sse-pic.c: New.
10157 * gcc.target/i386/compress-float-387.c: New.
10158 * gcc.target/i386/compress-float-387-pic.c: New.
10159 * gcc.dg/compress-float-ppc.c: New.
10160 * gcc.dg/compress-float-ppc-pic.c: New.
10162 2005-07-12 Eric Christopher <echristo@redhat.com>
10164 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10165 static extra parts.
10166 * config/s390/s390.md: Include tpf.md. Move tpf specific
10168 * config/s390/tpf.md: To here.
10169 * config/s390/s390.opt: Move tpf specific options...
10170 * config/s390/tpf.opt: to here. Add mmain option.
10171 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10172 * config/s390/tpf.h: Rewrite.
10174 2005-07-12 Eric Christopher <echristo@redhat.com>
10176 * gcc.c (struct infile): Update comment for language.
10177 (main): Rewrite input file resetting code.
10179 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10182 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10183 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10184 (lookup_avail_expr): Use constant_boolean_node instead
10185 of boolean_false_node/boolean_true_node.
10187 2005-07-12 Ben Elliston <bje@au.ibm.com>
10189 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10190 and use it when printing num_edges.
10192 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10194 * doc/extend.texi (Blackfin Built-in Functions): New section.
10195 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10198 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10200 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10201 s/cmpstrsi/cmpstrnsi
10202 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10204 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10205 (init_optabs): Initialize cmpstrn_optab.
10206 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10207 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10208 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10209 * config/i386/i386.md: s/cmpstr/cmpstrn
10210 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10211 * doc/md.texi: Update documentation.
10213 2005-07-11 Richard Henderson <rth@redhat.com>
10215 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10216 build_va_arg_indirect_ref.
10217 (alpha_gimplify_va_arg): Likewise.
10218 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10219 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10220 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10221 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10222 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10223 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10225 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10227 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10229 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10230 * passes.c (init_optimization_passes): Add pass_empty_loop.
10231 * tree-pass.h (pass_empty_loop): Declare.
10232 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10233 try_remove_empty_loop, remove_empty_loops): New functions.
10234 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10235 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10237 2005-07-12 Peter Barada <peter@the-baradas.com>
10239 PR middle-end/16719
10240 PR middle-end/18421
10241 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10242 in address registers.
10243 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10244 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10245 alternative of addsi3_5200.
10247 2005-07-11 Ian Lance Taylor <ian@airs.com>
10249 * config/mips/mips.md (ffs<mode>2): Remove.
10251 2005-07-11 Ian Lance Taylor <ian@airs.com>
10253 * doc/tree-ssa.texi (Cleanups): Improve description of
10255 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10257 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10259 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10260 * tree.h (DECL_ARGUMENT_FLD): New macro.
10262 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10264 Fix PR tree-optimization/22404
10266 * tree-ssa-structalias.c (create_variable_info_for): Use
10269 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10271 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10272 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10273 for second comparison operand.
10274 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10276 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10277 (define_insn_reservation "alu"): Likewise.
10278 (csync, ssync): Now of type sync.
10279 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10280 -mcsync-anomaly -mspecld-anomaly.
10281 * config/bfin/bfin.opt (mcsync): Remove.
10282 (mcsync-anomaly, mspecld-anomaly): Add.
10283 * config/bfin/bfin.c: Include "insn-codes.h".
10284 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10285 (TARGET_DEFAULT_TARGET_FLAGS): New.
10286 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10288 2005-07-11 Steven Bosscher <stevenb@suse.de>
10290 * basic-block.h: Give the BB flags enum a name, bb_flags.
10291 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10292 * cfgcleanup.c (enum bb_flags): Remove here.
10293 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10294 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10295 (update_forwarder_flag): Likewise.
10296 (thread_jump): Likewise.
10297 (try_forward_edges): Likewise.
10298 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10299 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10300 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10302 2005-07-11 Richard Guenther <rguenther@suse.de>
10304 * config/i386/i386.opt: New target option -msseregparm.
10305 * config/i386/i386.c (override_options): Error out for
10306 -msseregparm but no SSE support.
10307 (ix86_function_sseregparm): Check for global sseregparm.
10308 * doc/invoke.texi: Document -msseregparm.
10310 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10312 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10313 (m32rle-*-linux*): Ditto.
10315 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10317 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10318 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10321 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10323 PR middle-end/22239
10325 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10326 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10328 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10330 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10331 (varmap): Heapify varmap.
10332 (constraints): Heapify constraints.
10333 (struct constraint_graph): Heapify succs and preds.
10334 (constraint_vec_find): Update for heapification.
10335 (constraint_set_union): Ditto.
10336 (insert_into_complex): Ditto.
10337 (constraint_edge_vec_find): Ditto.
10338 (erase_graph_self_edge): Ditto.
10339 (add_graph_edge): Ditto.
10340 (get_graph_weights): Ditto.
10341 (merge_graph_nodes): Ditto.
10342 (build_constraint_graph): Ditto.
10343 (topo_visit): Ditto.
10344 (solve_graph): Ditto.
10345 (create_variable_info_for): Ditto.
10346 (init_base_vars): Ditto.
10347 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10348 (condese_varmap_nodes): Free complex vector.
10349 (clear_edges_for_node): Clear succs and preds vector.
10351 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10353 * tree-ssa-structalias.c (update_alias_info): Change counting of
10354 references to not include vdefs.
10356 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10358 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10359 (up_insert): Ditto.
10361 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10363 * pa.c (pa_commutative_p): Make PLUS commutative when
10364 TARGET_NO_SPACE_REGS is true.
10366 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10368 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10369 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10370 * tree-dfa.c (dump_subvars_for): New.
10371 (debug_subvars_for): New.
10372 (dump_variable): Show subvariables if VAR has them.
10373 * tree-flow-inline.h (get_subvar_at): New.
10374 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10375 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10377 (struct subvar): Change fields offset and size to unsigned
10379 (dump_subvars_for): Declare.
10380 (debug_subvars_for): Declare.
10381 (get_subvar_at): Declare.
10382 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10383 to unsigned HOST_WIDE_INT *.
10384 (overlap_subvar): Likewise.
10385 * tree-gimple.c (is_gimple_reg): Always return false for
10386 SFTs and memory tags.
10387 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10388 Update all callers.
10389 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10390 (compute_may_aliases): Call compute_points_to_sets.
10391 (collect_points_to_info_for): Remove.
10392 (compute_points_to_and_addr_escape): Remove.
10393 (delete_alias_info): Call delete_points_to_sets.
10394 (compute_flow_sensitive_aliasing): If the call to
10395 find_what_p_points_to returns false, call set_pt_anything.
10396 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10397 (set_pt_anything): Clear pi->pt_vars.
10398 (set_pt_malloc): Remove.
10399 (merge_pointed_to_info): Remove.
10400 (add_pointed_to_expr): Remove.
10401 (add_pointed_to_var): Remove.
10402 (collect_points_to_info_r): Remove.
10403 (is_escape_site): Make extern.
10405 (create_overlap_variables_for): Call it.
10406 * tree-ssa-copy.c (merge_alias_info): Never merge
10407 flow-sensitive alias information.
10408 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10409 offset and size to be unsigned HOST_WIDE_INT.
10410 (add_to_addressable_set): Rename from note_addressable.
10411 Set TREE_ADDRESSABLE as the variables are added to the set.
10413 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10414 operands into VUSEs when adding V_MAY_DEFs for members in an
10416 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10417 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10418 (struct variable_info): Add bitfield is_heap_var.
10419 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10420 (new_var_info): Initialize is_heap_var.
10421 (get_constraint_for): Add HEAP variables to the symbol table.
10422 Mark them with is_heap_var.
10423 (update_alias_info): New. Taken mostly from the old
10424 compute_points_to_and_addr_escape.
10425 (handle_ptr_arith): New.
10426 (find_func_aliases): Call update_alias_info.
10427 Call handle_ptr_info for tcc_binary expressions.
10428 Call mark_stmt_modified.
10429 (create_variable_info_for): If DECL has subvars, do not create
10430 variables for its subvars. Always add all the fields.
10431 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10432 SFTs, then add all the SFTs of the structure.
10433 If VI->DECL is an aggregate with subvariables, add the SFT at
10435 (find_what_p_points_to): If VI is an artificial variable,
10436 translate to bitfields in SSA_NAME_PTR_INFO.
10437 If the solution is empty, set pi->pt_vars to NULL
10438 (init_base_vars): Create ANYOFFSET.
10439 (compute_points_to_sets): Rename from create_alias_vars.
10441 (pass_build_pta): Remove.
10442 (delete_points_to_sets): Rename from delete_alias_vars.
10443 (pass_del_pta): Remove.
10444 * tree-ssa-structalias.h (struct alias_info): Move from
10446 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10447 NUM_REFERENCES_SET): Likewise.
10448 (compute_points_to_sets, delete_points_to_sets): Declare.
10450 2005-07-09 Richard Henderson <rth@redhat.com>
10452 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10453 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10454 alpha_split_lock_test_and_set_12): New functions.
10455 * config/alpha/alpha-protos.h: Update.
10456 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10457 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10458 * config/alpha/sync.md (I12MODE): New.
10459 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10460 (sync_<fetchop_name><I48MODE>): Likewise.
10461 (sync_nand<I48MODE>): Likewise.
10462 (sync_old_<fetchop_name><I48MODE>): Likewise.
10463 (sync_new_<fetchop_name><I48MODE>): Likewise.
10464 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10465 (sync_compare_and_swap<I48MODE>): Likewise.
10466 (sync_lock_test_and_set<I48MODE>): Likewise.
10467 (sync_compare_and_swap<I12MODE>): New.
10468 (sync_compare_and_swap<I12MODE>_1): New.
10469 (sync_lock_test_and_set<I12MODE>): New.
10470 (sync_lock_test_and_set<I12MODE>_1): New.
10472 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10476 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10478 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10480 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10481 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10483 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10486 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10488 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10490 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10491 memory_operand constraint.
10492 (store_conditional_<mode>): Same.
10493 (sync_compare_and_swap<mode>): Same.
10494 (sync_lock_test_and_set<mode>): Same.
10496 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10498 Rewrite PIC support to more closely model actual instructions.
10499 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10500 (cris_symbol): Remove prototypes for removed functions.
10501 (cris_pic_symbol_type_of, cris_valid_pic_const)
10502 (cris_expand_pic_call_address): Prototypes for new functions.
10503 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10505 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10507 <case ':'>: Add case for new punctuation character.
10508 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10509 emitting (extra) PIC modifier.
10510 <case UNSPEC>: Do not assert for PLT.
10511 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10512 (cris_expand_prologue, cris_expand_epilogue): Check
10513 for pic_offset_table_rtx usage instead of taking
10514 current_function_uses_pic_offset_table as the final word.
10515 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10516 Remove flag_pic difference.
10517 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10518 the moral equivalents of...
10519 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10521 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10522 (cris_handle_option): Mark ARG as unused.
10523 (cris_expand_pic_call_address): New worker function for "call",
10525 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10526 output PIC constructs here.
10527 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10528 as symbol-specific modifers, not whole or part of operands.
10529 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10530 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10531 constants and flag_pic.
10532 (CONSTANT_INDEX_P): Adjust for new functions.
10533 (enum cris_pic_symbol_type): New helper type.
10534 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10535 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10536 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10538 ("movsi"): Emit actual instructions for GOT and relative access.
10539 ("*movsi_got_load"): New pattern to set up the register holding
10541 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10542 Adjust FIXME for 'S'.
10543 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10544 Use "movs" for -fpic cases.
10545 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10546 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10547 ("call", "call_value"): Just call cris_expand_pic_call_address for
10549 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10550 Remove special pattern.
10551 ("*expanded_call_side", "*expanded_call_value_side"): New
10553 (gotplt-to-plt, gotplt-to-plt-side-call)
10554 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10556 * config/cris/cris/predicates.md
10557 ("cris_general_operand_or_gotless_symbol"): Remove unused
10559 ("cris_general_operand_or_symbol"): Adjust for new functions.
10561 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10563 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10565 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10567 * Makefile.in (TREE_H): Add treestruct.def.
10568 (c-decl.o): Add pointer-set.h
10569 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10570 visibility on regular DECL's.
10571 (merge_decls): Fix the copying of decl nodes of various types for
10572 the new structures. Don't update RTL, section name, weak status,
10573 etc, on DECL's without RTL.
10574 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10575 Don't check volatile on non-variable types.
10576 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10577 to check whether we have seen arguments.
10578 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10579 flag is checked before field (flag is common, field is not).
10580 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10581 TS_DECL_COMMON could have an origin.
10582 (add_location_or_const_value_attribute): Don't check section name
10583 on non-var/function decls.
10584 (dwarf2out_var_location): Reverse order of tests.
10585 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10586 with DECL_WRTL_CHECK.
10587 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10588 * fold-const.c (fold_binary): Don't check weakness on
10589 non-var/function decls.
10590 (tree_expr_nonzero_p): Ditto.
10591 (fold_checksum_tree): Use tree_decl_extra as sizeof
10593 * ggc-page.c (extra_order_size_table): Add sizes for
10594 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10596 * gimplify.c (gimplify_bind_expr): Only set
10597 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10598 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10600 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10601 * langhooks.h (init_ts). New langhook.
10602 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10603 * print-tree.c (print_node): Update to only print fields that
10604 exist in the structures the passed decl has.
10605 * toplev.c (wrapup_global_declarations): Don't reset
10606 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10607 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10608 * tree-inline.c (remap_decl): Ditto.
10609 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10610 * tree-pretty-print.c (print_declaration): Don't print
10611 DECL_REGISTER on things that don't contain it.
10612 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10613 non-var/function decls.
10614 * tree.c (tree_contains_struct): New structure.
10615 (init_priority_for_decl): New hashtable.
10616 (tree_int_map): New structure.
10617 (tree_int_map_eq): New function.
10618 (tree_int_map_marked_p): Ditto.
10619 (tree_int_map_hash): Ditto.
10620 (tree_map): Move to tree.h.
10621 (tree_map_eq): Externalize.
10622 (tree_map_hash): Ditto.
10623 (tree_map_marked_p): Ditto.
10624 (init_ttree): Set up tree_contains_struct and call langhook.
10625 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10626 (tree_code_size): Update for new structures.
10627 (tree_node_structure): Update for new structures.
10628 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10630 (copy_node_stat): Copy init priority.
10631 (build_decl_stat): Ditto for visibility.
10632 (ts_enum_names): New.
10633 (tree_contains_struct_check_failed): New function.
10634 (decl_init_priority_lookup): Ditto.
10635 (decl_init_priority_insert): Ditto.
10636 * treestruct.def: New file.
10637 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10638 (CONTAINS_STRUCT_CHECK): Ditto.
10639 (tree_contains_struct_check_failed): New prototype.
10640 (DECL_CHECK): Removed.
10641 (DECL_MINIMAL_CHECK): New.
10642 (DECL_COMMON_CHECK): Ditto.
10643 (DECL_WRTL_CHECK): Ditto.
10644 (DECL_NON_COMMON_CHECK): Ditto.
10645 (DECL_WITH_VIS_CHECK): Ditto.
10646 (VAR_OR_FUNCTION_DECL_P): Ditto
10647 (struct tree_decl_minimal): New structure.
10648 (struct tree_decl_common): Ditto.
10649 (struct tree_decl_with_rtl): Ditto.
10650 (struct tree_decl_with_vis): Ditto.
10651 (struct tree_decl_non_common): Ditto.
10652 (struct tree_field_decl): Ditto.
10653 (struct tree_parm_decl): Ditto.
10654 (struct tree_var_decl): Ditto.
10655 (struct tree_function_decl): Ditto.
10656 (struct tree_const_decl): Ditto.
10657 (struct tree_result_decl): Ditto.
10658 (union tree_node): Add new structures.
10659 * var-tracking.c (track_expr_p): Reverse order of tests.
10661 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10663 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10665 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10666 * system.h: Poison FINALIZE_PIC.
10667 * doc/tm.texi (FINALIZE_PIC): Remove.
10669 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10672 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10673 to the correct type if we have a MODIFY_EXPR.
10675 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10677 PR tree-optimization/22360
10678 * tree.c (upper_bound_in_type): Fix calculations for casting
10679 to a non-wider signed type and casting a signed value to a
10680 wider unsigned type.
10681 (lower_bound_in_type): Fix calculations for casting to a
10682 non-wider signed type.
10684 PR tree-optimization/20139
10685 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10687 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10688 fold_cond_expr_cond.
10689 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10690 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10692 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10695 * tree-complex.c (expand_complex_libcall): Produce
10696 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10698 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10700 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10701 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10702 b" assert and inserted fastpath code for this case.
10703 (bitmap_ior): Removed "a != b" assert.
10705 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10707 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10708 (ENDFILE_SPEC): Likewise.
10709 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10711 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10712 a large stack frame at epilogue.
10714 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10716 * final.c: Include sdbout.h when required.
10718 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10720 * config.gcc (*-*-darwin*): Only one target-specific header file
10721 for generic darwin.
10722 (powerpc-*-darwin*): Add version-specific header files.
10723 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10724 * config.in: Regenerate.
10725 * configure: Regenerate.
10726 * gcc.c: Include xregex.h.
10727 (version_compare_spec_function): New.
10728 (spec_function): Add version-compare.
10729 (replace_outfile_spec_function): Reformat comment.
10730 (compare_version_strings): New.
10731 * config/darwin-c.c (version_as_macro): New.
10732 (builtin_define): New.
10733 (darwin_cpp_builtins): New.
10734 * config/darwin-protos.h (darwin_cpp_builtins): New.
10735 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10736 (LIB_SPEC): Make unconditional, update comment.
10737 (TARGET_C99_FUNCTIONS): Define.
10738 * config/darwin.opt: Sort.
10739 (mmacosx-version-min=): New.
10740 * config/darwin7.h: Delete.
10741 * config/darwin8.h: Delete.
10742 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10743 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10744 (TARGET_C99_FUNCTIONS): Define.
10745 * config/rs6000/darwin7.h: New.
10746 * config/rs6000/darwin8.h: New.
10747 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10748 (-mmacosx-version-min): Document.
10750 2005-07-07 Ian Lance Taylor <ian@airs.com>
10752 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10754 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10756 PR middle-end/22239
10757 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10759 2005-07-07 Khem Raj <kraj@mvista.com>
10761 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10762 in bytes, not words.
10764 2005-07-07 Paul Brook <paul@codesourcery.com>
10766 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10767 DEFAULT_FUNCTION_ARG_PADDING to upward.
10769 2005-07-07 Richard Henderson <rth@redhat.com>
10771 * function.c (locate_and_pad_parm): Record parameter alignment in
10772 stack_alignment_needed.
10774 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10776 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10777 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10778 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10779 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10780 (define_attr "type"): Add isync, sync, load_l, store_c.
10781 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10782 Create scratch volatile MEM.
10783 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10785 (load_locked_<mode>): New.
10786 (store_conditional_<mode>): New.
10787 (sync_compare_and_swap<mode>): Replace with splitter.
10788 (sync_lock_test_and_set<mode>): Replace with splitter.
10789 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10791 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10792 is ics. Attribute isync.
10793 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10795 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10796 and UNSPECV_SYNC_OP.
10797 (emit_unlikely_jump): New.
10798 (emit_load_locked): New.
10799 (emit_store_conditional): New.
10800 (rs6000_split_compare_and_swap): New.
10801 (rs6000_split_lock_test_and_set): New.
10802 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10803 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10804 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10805 rs6000_split_lock_test_and_set): Declare.
10806 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10807 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10808 store_c, isync, sync.
10810 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10812 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10813 filenames to gtyp-gen.h.
10814 (s-typ-gen): Use it in place of for loops.
10816 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10818 * hooks.c (hook_bool_rtx_int_false): New function.
10819 * hooks.h (hook_bool_rtx_int_false): Declare.
10820 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10821 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10822 * target.h (struct gcc_target): Add commutative_p member.
10823 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10824 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10825 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10826 (pa_commutative_p): New function.
10827 * jump.c (target.h): Include.
10828 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10829 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10831 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10833 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10834 (s390_expand_setmem): New.
10835 * config/s390/s390.c: Likewise.
10836 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10838 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10839 general_operand. Call new function "s390_expand_setmem".
10840 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10841 ("setmem_long", "*setmem_long"): ... this.
10843 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10845 * config/s390/s390.c: (optimization_options): Enable
10846 TARGET_MVCLE at -Os.
10847 * doc/invoke.texi: Document changes in default behaviour.
10848 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10850 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10852 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10853 defined by back-end.
10855 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10857 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10858 all sets in the pattern.
10859 * config/rs6000/rs6000.md (stack_protect_testsi,
10860 stack_protect_testdi): Likewise.
10862 2005-07-06 Jeff Law <law@redhat.com>
10864 * tree-vrp.c (simplify_using_ranges): Kill.
10865 (vrp_finalize): Remove call to simplify_using_ranges.
10866 (simplify_stmt_using_ranges): New function extracted from
10867 simplify_using_ranges.
10868 (simplify_div_or_mod_using_ranges): Likewise.
10869 (simplify_abs_using_ranges): Likewise.
10870 (simplify_cond_using_ranges): New function.
10871 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10872 * tree-ssa-propagate.c (substitute_and_fold): Call
10873 simplify_stmt_using_ranges if we have range information.
10875 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10877 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10878 ia64_flag_schedule_isns2.
10880 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10881 reading/writing general registers.
10882 (ia64_function_arg): Revert 2005-06-18 change.
10884 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10886 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10887 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10889 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10891 * function.c (expand_function_end): Revert part of 2005-06-27
10892 patch. Do sjlj_emit_function_exit_after after return_label.
10894 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10896 * doc/install.texi (--disable-libssp): New.
10898 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10900 * doc/invoke.texi: Update -fforce-mem documentation.
10901 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10902 code for -fforce-mem.
10903 * expmed.c: (store_bit_field,store_fixed_bit_field,
10904 extract_bit_field): Ditto.
10905 * expr.c: (convert_move): Ditto.
10906 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10907 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10908 emit_conditional_add,expand_float,expand_fix): Ditto.
10909 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10910 (common_handle_option): Issue warning when -fforce-mem specified.
10912 2005-07-06 Paul Brook <paul@codesourcery.com>
10914 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10916 * configure: Regenerate.
10918 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10920 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10922 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10924 Fix PR tree-optimization/22319
10925 Fix PR tree-optimization/22140
10926 Fix PR tree-optimization/22310
10928 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10929 variable sized types.
10930 Use correct type for intermediate structure on *a = *b structure
10933 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10935 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10937 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10938 (machine_function): Move typedef to...
10939 * config/rs6000/rs6000.c (machine_function): ... here. Add
10940 varargs_save_offset field.
10941 (rs6000_stack_t): Remove varargs_size field.
10942 (setup_incoming_varargs): Allocate varargs save area using
10943 assign_stack_local, try to make it as small as possible.
10944 Save offset from virtual_stack_vars_rtx to the save area
10945 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10946 instead of magic 8 when fp word byte size is used.
10947 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10948 instead of -RS6000_VARARGS_SIZE.
10949 (rs6000_stack_info, debug_stack_info,
10950 rs6000_initial_elimination_offset): Remove all traces of
10952 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10953 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10954 RS6000_VARARGS_AREA.
10956 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10958 PR tree-optimization/21963
10959 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10960 constant_multiple_of in the same way get_computation_cost_at does.
10962 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10964 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10965 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10966 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10967 and return its previous value.
10968 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10969 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10971 (stack_protect_set, stack_protect_test): New expanders.
10972 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10973 stack_protect_testdi): New insns.
10974 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10975 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10977 2005-07-06 Jeff Law <law@redhat.com>
10979 * tree-ssa-dce.c (cfg_altered): New global.
10980 (tree_dce_init): Initialize cfg_altered.
10981 (remove_dead_stmt): If we remove an edge in the CFG, then set
10983 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10986 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10988 * Makefile.in (stamp-collect-ld): Use
10989 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10990 ./collect-ld if it already exists.
10991 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10992 Don't remove ./nm if it already exists.
10994 2005-07-05 Devang Patel <dpatel@apple.com>
10996 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10997 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10998 * tree-vectorizer.c (vect_loop_location): New.
10999 (vect_print_dump_info): Use vect_loop_location.
11000 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11001 (vectorize_loops): Set vect_loop_location.
11002 * tree-vect-analyze.c (vect_analyze_offset_expr,
11003 vect_determin_vectorization_factor, vect_analyze_operations,
11004 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11005 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11006 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11007 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11008 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11009 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11010 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11011 vect_analyze_loop): Adjust vect_print_dump_info API.
11012 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11013 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11014 vect_finish_stmt_generation, vectorizable_assignment,
11015 vectorizable_operation, vectorizable_store, vectorizable_load,
11016 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11017 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11018 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11019 vect_transform_loop): Same.
11020 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11021 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11024 2005-07-05 Randolph Chung <tausq@debian.org>
11026 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11027 * configure: Regenerate.
11028 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11029 (pa_tls_referenced_p): Declare.
11030 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11031 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11032 (legitimize_tls_address): New.
11033 (hppa_legitimize_address): Handle TLS addresses.
11034 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11035 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11036 (emit_move_sequence): Handle TLS addresses.
11037 (pa_encode_section_info): Call default handler to handle common
11039 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11040 (CONSTANT_ADDRESS_P): Reject TLS operands.
11041 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11042 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11043 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11044 (UNSPEC_TLSLE): Define new constants.
11045 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11046 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11047 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11048 (tie_symbolic_operand, tle_symbolic_operand): New
11050 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11052 * aclocal.m4: Update macros for autoconf 2.59 style.
11053 * configure.ac: Likewise.
11055 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11057 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11058 (function_arg): Pass small aggregates in general registers on 32-bit
11060 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11062 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11064 * Makefile.in (final.o): Fix dependencies.
11066 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11070 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11071 * langhooks.c (lhd_expr_to_decl): New.
11072 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11074 (LANG_HOOKS_INITIALIZER): Update.
11075 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11076 expr_to_decl langhook.
11077 * c-tree.h (c_expr_to_decl): Declare.
11078 * c-typeck.c (c_expr_to_decl): New.
11079 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11081 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11083 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11086 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11087 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11089 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11091 * Makefile.in: Adjust dependencies.
11092 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11093 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11094 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11095 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11096 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11097 rest_of_compilation.
11099 * bb-reorder.c (gate_duplicate_computed_gotos,
11100 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11101 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11102 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11103 pass_partition_blocks): New.
11104 * bt-load.c (gate_handle_branch_target_load_optimize,
11105 rest_of_handle_branch_target_load_optimize,
11106 pass_branch_target_load_optimize): New.
11107 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11109 * cfglayout.c (pass_insn_locators_initialize): New.
11110 * cfgrtl.c (pass_free_cfg): New.
11111 * combine.c (gate_handle_combine, rest_of_handle_combine,
11112 pass_combine): New.
11113 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11114 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11115 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11116 * except.c (pass_set_nothrow_function_flags,
11117 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11119 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11120 rest_of_handle_shorten_branches, pass_shorten_branches,
11121 rest_of_clean_state, pass_clean_state): New.
11122 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11123 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11124 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11126 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11127 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11128 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11129 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11131 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11132 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11133 pass_rtl_ifcvt, gate_handle_if_after_combine,
11134 rest_of_handle_if_after_combine, pass_if_after_combine,
11135 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11136 pass_if_after_reload): New.
11137 * integrate.c (pass_initial_value_sets): New.
11138 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11139 pass_purge_lineno_notes): New.
11140 * mode-switching.c (rest_of_handle_mode_switching,
11141 pass_mode_switching): New.
11142 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11143 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11145 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11146 pass_loop_optimize): New.
11147 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11149 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11151 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11152 pass_postreload_cse): New.
11153 * profile.c (gate_handle_profiling, pass_profiling,
11154 rest_of_handle_branch_prob, pass_branch_prob): New.
11155 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11156 pass_split_before_regstack, gate_handle_split_before_regstack,
11157 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11158 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11159 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11160 pass_stack_regs): New.
11161 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11162 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11163 pass_stack_adjustments): New.
11164 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11165 pass_regrename): New.
11166 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11167 pass_delay_slots, gate_handle_machine_reorg,
11168 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11169 * rtl.h (extern void purge_line_number_notes): New.
11170 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11171 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11173 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11175 * value-prof.c (gate_handle_value_profile_transformations,
11176 rest_of_handle_value_profile_transformations,
11177 pass_value_profile_transformations): New.
11178 * var-tracking.c (gate_handle_var_tracking,
11179 pass_variable_tracking): New.
11180 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11182 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11183 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11184 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11185 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11186 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11187 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11188 rest_of_handle_gcse2, rest_of_handle_regmove,
11189 rest_of_handle_tracer, rest_of_handle_if_conversion,
11190 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11191 rest_of_handle_web, rest_of_handle_branch_prob,
11192 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11193 rest_of_handle_jump_bypass, rest_of_handle_combine,
11194 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11195 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11196 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11197 rest_of_handle_mode_switching, rest_of_handle_jump,
11198 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11199 rest_of_handle_flow2, rest_of_handle_jump2,
11200 rest_of_handle_peephole2, rest_of_handle_postreload,
11201 rest_of_handle_shorten_branches, rest_of_clean_state,
11202 rest_of_compilation): Remove.
11204 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11205 * passes.c (dump_flags, in_gimple_form, all_passes,
11206 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11207 register_dump_files, next_pass_1, last_verified, execute_todo,
11208 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11209 from tree-optimize.c.
11210 (init_optimization_passes): Moved from tree-optimize.c,
11211 adding the RTL optimizations.
11212 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11213 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11214 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11215 register_dump_files, next_pass_1, last_verified, execute_todo,
11216 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11217 init_tree_optimization_passes, ipa_passes): Delete.
11218 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11220 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11221 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11223 (ipa_passes): Remove.
11224 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11225 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11226 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11227 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11228 (dump_info_p, dump_flag): Moved to tree-dump.h.
11230 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11232 * passes.c (finish_optimization_passes): Use dump_begin
11233 and dump_end, TDI_end.
11234 (gate_rest_of_compilation): New.
11235 (pass_rest_of_compilation): Use it.
11236 (gate_postreload, pass_postreload): New.
11237 * toplev.c (general_init): Rename init_tree_optimization_passes.
11238 * toplev.h (init_tree_optimization_passes): Rename to
11239 init_optimizations_passes.
11240 * tree-dump.c (dump_flag): Make static.
11241 (dump_files): Remove RTL dumps.
11242 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11243 pass_cleanup_cfg, pass_free_cfg_annotations,
11244 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11245 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11246 * tree-pretty-print.c: Include tree-pass.h.
11247 * cgraph.c: Include tree-dump.h.
11249 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11251 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11252 Only fall back to saying it points to readonly memory if
11253 we can't do better.
11255 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11257 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11258 * config/m32r/m32r.c (m32r_compute_frame_size,
11259 m32r_expand_prologue): Take current_function_profile into
11260 account whenever we reference
11261 current_function_uses_pic_offset_table.
11262 (m32r_finalize_pic): Remove.
11263 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11265 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11267 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11268 instead of $<. Don't remove ./as if it already exists.
11270 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11273 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11274 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11275 for complex modes when generating code for PA 1.0.
11276 (VALID_FP_MODE_P): New macro.
11277 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11278 sets for all general and floating point modes. Align wide floating
11279 point modes to even register boundaries to comply with architectural
11281 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11282 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11283 (VALID_FP_MODE_P): New macro.
11284 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11285 sets for all general and floating point modes. Align wide floating
11286 point modes to even register boundaries to comply with architectural
11289 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11291 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11294 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11296 * tree-ssa-structalias.c: Don't include expr.h.
11298 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11300 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11303 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11305 Fix PR tree-optimization/22279
11307 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11310 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11312 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11314 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11316 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11317 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11318 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11319 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11320 config/stormy16/stormy16.c, config/v850/v850.c,
11321 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11322 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11323 Avoid "." or "\n" at end of diagnostics and capital letters at
11324 start of diagnostics.
11325 * combine.c, cse.c: Don't translate dump file output.
11326 * toplev.c (print_version): Only translate output if going to
11329 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11331 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11332 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11335 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11337 * pa.c (fix_range): Fix typo in comment.
11339 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11341 * tree-vrp.c (extract_range_from_assert): Replace
11342 fold (build (...)) with fold_build2.
11344 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11346 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11347 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11348 (format_types_orig, handle_format_attribute): Add support for
11351 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11353 * varasm.c (assemble_variable): Fix format specifier thinko.
11355 2005-07-03 Ira Rosen <irar@il.ibm.com>
11357 PR tree-optimization/22029 (and 22135)
11358 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11359 a phi node before calling dump_vops.
11361 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11363 * tree-dump.h (dump_string_field): Declare.
11364 * tree-dump.c: Use it instead of dump_string.
11365 (dump_string_field): Make non-static.
11367 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11369 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11370 up the minimal CFG stuff always when optimize > 0. Call
11371 split_all_insns_noflow in PIC case if needed.
11373 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11374 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11377 * c-decl.c (c_write_global_declarations): Dump contents of
11379 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11380 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11381 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11382 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11385 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11387 * c-common.h (GCC_DIAG_STYLE): Define.
11388 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11389 version for format checking to 4.1.
11390 * c-format.c: Include toplev.h after c-common.h.
11391 (enum format_type): Add gcc_tdiag_format_type.
11392 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11393 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11394 (format_types_orig): Add gcc_tdiag.
11395 (init_dynamic_diag_info): Support gcc_tdiag formats.
11396 (handle_format_attribute): Likewise.
11397 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11398 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11399 version for format checking to 4.1.
11400 (warning0, warning, error, pedwarn, sorry): Use
11401 ATTRIBUTE_GCC_DIAG.
11402 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11403 (finish_aliases_1): Do not use %qE.
11404 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11405 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11406 Correct format bugs.
11407 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11408 parameter to unsigned HOST_WIDE_INT.
11409 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11411 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11413 PR middle-end/21742
11414 * expr.c (write_complex_part): Use adjust_address for MEM.
11415 (read_complex_part): Same.
11417 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11419 Fix PR tree-optimization/22280
11421 * tree-sra.c (generate_element_init): Remove useless loop.
11423 2005-07-02 Richard Henderson <rth@redhat.com>
11425 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11427 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11429 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11431 PR middle-end/14490
11432 * fold-const.c (fold_binary): Handle the return value of
11433 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11434 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11436 2005-07-02 Jeff Law <law@redhat.com>
11438 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11439 a eliminate type conversion which feeds an equality comparison
11440 if the original type or either operand in the comparison is a
11443 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11445 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11446 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11448 * config/avr/avr.c: Do not use '`' as left quote.
11449 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11450 Remove "." from end of diagnostics. Make diagnostics start with
11453 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11454 Joseph S. Myers <joseph@codesourcery.com>
11456 * toplev.c (default_tree_printer): Handle setting location with
11458 * c-objc.common.c (c_tree_printer): Likewise.
11459 * c-format.c (gcc_diag_flag_specs): Add '+'.
11460 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11461 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11463 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11464 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11465 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11466 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11467 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11468 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11469 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11470 format arguments where %J is used without %D.
11472 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11474 * gcc.c (LINK_SSP_SPEC): Define.
11475 (link_ssp_spec): New variable.
11476 (LINK_COMMAND_SPEC): Add %(link_ssp).
11477 (static_specs): Add link_ssp_spec.
11478 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11479 * configure: Rebuilt.
11480 * config.in: Rebuilt.
11482 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11483 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11484 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11485 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11486 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11487 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11488 -0x7008(2) instead of reading __stack_chk_guard variable.
11489 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11491 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11492 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11493 if TARGET_THREAD_SSP_OFFSET is defined.
11494 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11495 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11498 2005-06-27 Richard Henderson <rth@redhat.com>
11499 * libgcc-std.ver (GCC_4.1.0): New.
11500 * libgcc.h (__stack_chk_guard): Declare.
11501 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11502 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11503 * mklibgcc.in (lib2funcs): Add them.
11505 2005-07-01 Richard Henderson <rth@redhat.com>
11507 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11508 void * before struct sigcontext *.
11509 (x86_fallback_frame_state): Likewise.
11511 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11513 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11515 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11518 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11519 we check for SSA_NAME for.
11521 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11523 Fix PR tree-optimization/22071
11525 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11527 (get_constraint_for_component_ref): Use it.
11529 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11532 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11533 print out the last new line.
11535 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11537 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11538 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11539 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11540 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11541 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11542 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11543 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11544 (enum reg_class): New member CC0_REGS.
11545 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11546 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11547 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11548 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11549 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11550 Adjust for register now described.
11552 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11555 * config/i386/i386.md (stack_protect_test_si,
11556 stack_protect_test_di): Add earlyclobber for scratch 3.
11557 * config/rs6000/rs6000.md (stack_protect_testsi,
11558 stack_protect_testdi): Add earlyclobber for scratch 3,
11559 remove earlyclobber from scratch 4.
11561 Older entries for 2005 can be found in ChangeLog-2005.