1 2005-12-12 Jeff Law <law@redhat.com>
3 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
5 * passes.c (init_optimization_passes): Run reassociation again
6 after loop optimizations.
8 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
10 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
12 (optimize_stmt): Ditto.
13 (canonicalize_comparison): New function.
14 * tree-ssa-operands.c (swap_tree_operands): Make external.
15 (get_expr_operands): Stop auto-canonicalization.
16 * tree-ssa-reassoc.c: Rewrite.
17 (init_optimization_passes):
18 * tree-flow.h (swap_tree_operands): Prototype.
19 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
21 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
24 indicate function epilogue has been output.
25 (pa_asm_output_mi_thunk): Likewise.
26 (output_deferred_plabels): Put plabels in readonly data section when
27 not generating PIC code.
28 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
29 information. Add assert.
30 (som_output_comdat_data_section_asm_op): New function.
31 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
32 instead of output_section_asm_op for COMDAT sections.
34 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
36 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
37 Fix whitespace in vincinity of to-be-installed changes.
38 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
39 (insns_match_p): Likewise.
41 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
43 * config.gcc (ms1): Replace with ...
45 * config/ms1: Rename to ...
46 * config/mt: ... here. Rename ms1 files to mt.
47 * config/mt/mt.c: Adjust gt-mt.h #include.
48 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
49 (crti.o, crtn.o): Adjust file names.
51 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
53 * varray.h: Allow compilation with a C++ compiler.
54 (union varray_data_tag): Prefix all field names with "vdt_".
55 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
56 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
57 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
58 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
59 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
60 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
61 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
62 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
63 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
64 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
65 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
66 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
67 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
68 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
69 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
70 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
71 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
72 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
73 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
74 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
75 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
76 VARRAY_TOP_TREE_PTR): Likewise.
77 * varray.c (varray_grow): Likewise.
78 (varray_clear): Likewise.
80 2005-12-12 Alan Modra <amodra@bigpond.net.au>
83 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
84 alignment to doubleword if the first field is a double array.
85 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
87 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
89 * tree-ssa-structalias.c (process_constraint): Remove code to
90 transform addressofs into scalar.
91 (create_variable_info_for): In whole-program IPA, globals don't
92 point to ANYTHING by default.
94 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
96 * timevar.def (TV_IPA_PTA): New.
97 * tree-pass.h (pass_ipa_pta): New
98 * tree-ssa-structalias.c: Include cgraph.h
100 (predbitmap_obstack): New.
101 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
102 (struct constraint_stats): Add num_edges.
103 (new_var_info): Don't call bitmap_clear.
104 (struct constraint_edge): Update docs.
105 (new_constraint_edge): Remove src param.
106 (struct constraint_graph): Add zero_weight_succs,
107 zero_weight_preds. Update docs.
108 (constraint_expr_equal): Reformat.
109 (constraint_edge_equal): Update for removal of src.
110 (constraint_edge_less): Ditto.
111 (constraint_edge_vec_find): Ditto.
112 (erase_graph_self_edge): Update for removal of src and and zero
114 (clear_edges_for_node): Ditto.
115 (add_graph_edge): Ditto.
116 (get_graph_weights): Ditto.
117 (allocate_graph_weights): Ditto.
118 (merge_graph_nodes): Ditto.
119 (int_add_graph_edge): Ditto.
120 (valid_graph_edge): Ditto.
121 (valid_weighted_graph_edge): Ditto.
122 (build_constraint_graph): Ditto.
124 (collapse_nodes): Ditto.
125 (process_unification_queue): Ditto.
127 (solve_graph): Ditto.
128 (do_structure_copy): Ditto.
129 (perform_var_substitution): Ditto.
130 Init and release obstack.
131 (handle_ptr_arith): Try to resolve directly.
132 (find_func_aliases): Don't call update_alias_info here
133 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
134 (do_sd_constraint): Add code for propagating faster.
136 (do_ds_constraint): Ditto.
137 (count_num_arguments): New function.
138 (create_function_info_for): Ditto.
139 (create_variable_info_for): Handle FUNCTION_DECL.
140 (intra_create_variable_infos): Use make_constraint_to_anything.
141 (init_alias_vars): Init obstacks here.
142 (need_to_solve): Handle zero weight graph changes.
143 (compute_points_to_sets): Call update_alias_info here.
144 (delete_points_to_sets): Free zero weight preds/succs here.
146 (ipa_pta_execute): New
148 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
150 * tree-ssa-structalias.c (var_anyoffset): Removed.
151 (anyoffset_tree): Ditto.
152 (anyoffset_id): Ditto.
153 (do_deref): Take vector of constraints, no return value.
154 Update to work on vector.
155 (get_constraint_for): Ditto.
156 (get_constraint_for_component_ref): Ditto.
157 (do_structure_copy): Ditto.
158 (handle_ptr_arith): Ditto.
159 (find_func_aliases): Ditto.
160 (set_uids_in_ptset): Remove anyoffset handling.
161 (init_base_vars): Ditto.
163 2005-12-10 Mark Mitchell <mark@codesourcery.com>
166 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
167 DECL_EXTERNAL functions have no bodies. Tidy.
169 2005-12-10 Andreas Schwab <schwab@suse.de>
171 * except.c (switch_to_exception_section): Only define if
172 TARGET_UNWIND_INFO is not defined.
174 2005-12-10 Richard Sandiford <richard@codesourcery.com>
176 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
177 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
179 2005-12-10 Richard Sandiford <richard@codesourcery.com>
181 * output.h (init_section, fini_section): Delete.
182 * varasm.c (init_section, fini_section): Delete.
183 (init_varasm_once): Don't initialize them.
184 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
185 there are no corresponding varasm.c variables.
187 2005-12-10 Richard Sandiford <richard@codesourcery.com>
189 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
190 of EH_FRAME_SECTION_NAME into...
191 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
193 * except.c (default_exception_section): Delete, moving most
195 (switch_to_exception_section): ...this new function. Set
196 exception_section if it is still null, then switch to it.
197 (output_function_exception_table): Use switch_to_exception_section.
198 * varasm.c (exception_section, eh_frame_section): Update comments.
199 (get_section): Hoist use of SECTION_NAMED.
200 (init_varasm_once): Don't set exception_section and eh_frame_section.
201 * output.h (default_exception_section): Delete.
202 (default_eh_frame_section): Delete.
204 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
206 * config/bfin/bfin.c: Include "cgraph.h".
207 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
208 Return the reg that holds the pointer to the GOT.
209 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
210 doing stack checking.
212 2005-12-09 Diego Novillo <dnovillo@redhat.com>
214 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
215 recompute_tree_invarant_for_addr_expr.
216 Update uses everywhere.
218 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
220 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
221 (MULTILIB_DIRNAMES): Define.
223 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
226 * config/s390/s390.c (struct s390_address): New field literal_pool.
227 (s390_decompose_address): Compute literal_pool field. Do not
228 assume register %r13 is always (and solely) used as pool base.
229 (s390_extra_constraint_str): Use literal_pool field.
231 2005-12-09 Thiemo Seufer <ths@networkno.de>
233 * config/mips/mips.c (override_options): Don't allow too small
234 integers in FP registers.
236 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
238 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
239 targetm.binds_local_p to check for local function calls.
241 2005-12-09 Alan Modra <amodra@bigpond.net.au>
244 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
245 call_used_regs can't be used to save reg in another reg.
247 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
248 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
250 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
252 * except.c (output_ttype): Likewise.
253 * tree-object-size.c (collect_object_sizes_for): Likewise.
254 (check_for_plus_in_loops_1): Likewise.
255 (check_for_plus_in_loops): Likewise.
256 (compute_object_sizes): Use gcc_unreachable instead of abort.
258 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
260 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
261 (loop_end, loop_init, doloop_end): New insns.
262 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
263 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
264 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
265 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
266 * config/ms1/ms1.c: #include basic-block.h
267 (struct machine_function): Add has_loops field.
269 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
270 (struct loop_info, struct loop_work): New.
271 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
272 (ms1_reorg_loops): New loop optimization.
273 (ms1_machine_reorg): Call it.
274 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
276 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
278 PR tree-optimization/25248
279 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
280 evolution_of_loop from the failed attempt. Remove handling
283 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
285 * tree.h (DECL_EXTERNAL): Clarify documentation.
287 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
288 Jakub Jelinek <jakub@redhat.com>
291 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
292 argument. Don't drop outer ANDs.
293 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
294 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
296 * config/s390/predicates.md (setmem_operand): Remove.
297 (shift_count_operand): Rename to...
298 (shift_count_or_setmem_operand): ... this. Adjust
299 s390_decompose_shift_count caller.
300 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
301 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
302 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
303 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
304 rotl<mode>3_and, setmem_long_and): New insns.
305 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
306 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
307 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
308 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
309 of shift_count_operand.
310 (setmem_long): Use shift_count_or_setmem_operand instead of
313 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
314 Andreas Tobler <a.tobler@schweiz.ch>
316 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
319 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
321 * expr.c (force_operand): Use convert_to_mode for conversions.
323 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
325 * reload.h (reg_equiv_invariant): Declare.
326 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
327 register also when reg_equiv_invariant[R] is set.
329 2005-12-07 Richard Sandiford <richard@codesourcery.com>
330 Andreas Tobler <a.tobler@schweiz.ch>
332 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
334 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
336 * tree-ssa-pre.c (bitmap_set_and): New function.
337 (bitmap_set_and_compl): New function.
338 (bitmap_set_empty_p): New function.
339 (insert_extra_phis): New function.
340 (compute_avail): Use insert_extra_phis.
342 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
344 * config/s390/s390.c (s390_expand_atomic): New function.
345 Adjust comment of helper functions.
346 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
347 * config/s390/s390.md ("ATOMIC"): New code macro.
348 ("atomic"): Corresponding new code attribute.
349 ("sync_lock_test_and_set[hq]i",
350 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
352 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
354 * config/s390/s390.c (s390_expand_mask_and_shift,
355 struct alignment_context, init_alignment_context,
356 s390_expand_cs_hqi): New.
357 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
358 * config/s390/s390.md ("sync_compare_and_swaphi",
359 "sync_compare_and_swapqi"): New pattern.
361 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
363 Fix PR tree-optimization/25291
364 * tree-ssa-operands.c (add_call_clobber_ops): Remove
365 redundant and crashing check.
367 2005-12-08 Alan Modra <amodra@bigpond.net.au>
370 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
371 tests further when !strict && reload_in_progress.
372 (print_operand): Check that both operands of indexed address are regs.
373 (print_operand_address): Likewise.
374 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
375 (INT_REG_OK_FOR_BASE_P): Correct.
377 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
379 Preparation for PR rtl-optimization/20070 / part1
380 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
381 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
382 outgoing_edges_match.
383 (outgoing_edges_match): Use condjump_equiv_p.
384 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
386 * struct-equiv.c: New file.
387 (death_notes_match_p) New function, broken out of insns_match_p.
388 * Makefile.in (OBJS-common): Add struct-equiv.o.
389 (struct-equiv.o): New target.
391 2005-12-07 Richard Sandiford <richard@codesourcery.com>
393 * coretypes.h: Revert previous change.
394 * config/darwin.h: Revert previous reversion.
395 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
397 2005-12-07 Richard Sandiford <richard@codesourcery.com>
399 * coretypes.h (section): Provide dummy definition for target files.
400 * config/darwin.h: Revert previous change.
402 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
404 * doc/sourcebuild.texi (all.build, install-normal): Remove.
405 * configure.ac: Remove all.build and install-normal from target_list
406 * configure: Regenerate.
407 * Makefile.in (install): Don't depend on install-normal.
409 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
411 * Makefile.in: Document the use of stamps.
413 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
415 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
416 * Makefile.in: Add code to compute some dependencies on s-gtype
417 automatically. Remove the declaration of those dependencies.
419 2005-12-07 Richard Sandiford <richard@codesourcery.com>
421 * gcc/reload.c (push_secondary_reload): Fix typo:
422 s/insn_constraint/scratch_constraint/.
424 2005-12-07 Richard Sandiford <richard@codesourcery.com>
426 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
428 2005-12-07 Richard Sandiford <richard@codesourcery.com>
430 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
431 (alpha_elf_select_rtx_section): Return the selected section rather
432 than emitting assembly code.
433 (alpha_write_linkage): Emit a ".link" directive directly and then
434 set in_section to NULL.
435 (vms_asm_out_constructor): Use switch_to_section.
436 (vms_asm_out_destructor): Likewise.
437 (unicosmk_output_common): Set in_section to NULL instead of calling
438 the dummy common_section function.
439 (unicosmk_text_section): Delete in favor of...
440 (unicosmk_output_text_section_asm_op): ...this new function.
441 (unicosmk_data_section): Delete in favor of...
442 (unicosmk_output_data_section_asm_op): ...this new function.
443 (unicosmk_init_sections): New function.
444 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
445 (unicosmk_output_ssib): Set in_section to NULL instead of calling
446 the dummy ssib_section function.
447 (unicosmk_section_buf): Delete.
448 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
449 (unicosmk_data_section): Delete.
450 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
451 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
452 (SECTION_FUNCTION_TEMPLATE): Delete.
453 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
454 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
455 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
456 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
457 (TARGET_ASM_INIT_SECTIONS): Define.
458 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
459 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
460 (link_section, literals_section): Delete.
461 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
462 set in_section to NULL.
464 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
465 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
466 (COMMON_SECTION): Delete.
467 (TARGET_ASM_INIT_SECTIONS): Define.
468 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
469 the dummy common_section function.
470 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
471 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
472 between readonly_data_section and text_section to check whether
473 read-only data is being put in the text section.
474 (arm_output_function_epilogue): Use switch_to_section.
475 (arm_elf_asm_constructor): Likewise.
476 (thumb_call_via_reg): Replace call to in_text_section with
477 a comparison between in_section and text_section.
478 (arm_file_end): Use switch_to_section.
479 (aof_text_section): Delete in favor of...
480 (aof_output_text_section_asm_op): ...this new function.
481 (aof_data_section): Delete in favor of...
482 (aof_output_data_section_asm_op): ...this new function.
483 (aof_asm_init_sections): New function.
484 (zero_init_section): Moved from config/arm/aof.h.
485 (aof_dump_imports, aof_file_start): Use switch_to_section.
486 * config/arm/arm.h (thumb_call_via_label): Update comment.
487 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
488 (common_section): Delete.
489 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
490 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
491 global switch_to_section function instead of the old port-local one.
492 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
493 (SWITCH_TO_SECTION_FUNCTION): Delete.
494 (drectve_section): Redefine as a macro.
495 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
496 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
499 * config/avr/avr.c (progmem_section): New variable.
500 (avr_output_progmem_section_asm_op): New function.
501 (avr_asm_init_sections): New function.
502 (avr_output_addr_vec_elt): Use switch_to_section.
503 * config/avr/avr.h (progmem_section): Declare.
504 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
505 (READONLY_DATA_SECTION): Delete.
506 (TARGET_ASM_INIT_SECTIONS): Define.
507 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
508 * config/avr/avr-protos.h (progmem_section): Delete.
510 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
512 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
513 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
515 * config/darwin-sections.def: New file.
516 * config/darwin.c: Define all sections in darwin-sections.def.
517 (output_objc_section_asm_op, darwin_init_sections): New functions.
518 (machopic_output_indirection): Use switch_to_section.
519 (machopic_select_section): Return the selected section rather than
520 emitting assembly code. Replace the static function table with
521 inline conditional expressions. Update the tests of last_text_section
522 and move them into the FUNCTION_DECL block.
523 (machopic_select_rtx_section): Return the selected section rather than
524 emitting assembly code.
525 (machopic_asm_out_constructor, machopic_asm_out_destructor)
526 (darwin_file_end): Use switch_to_section.
527 * config/darwin.h: Use darwin-sections.def to declare sections.
528 (INIT_SECTION_ASM_OP): Remove empty definition.
529 (HAS_INIT_SECTION): Define this instead.
530 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
531 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
532 (TARGET_ASM_EH_FRAME_SECTION): Delete.
533 (TARGET_ASM_INIT_SECTIONS): Define.
534 * config/darwin-protos.h (darwin_init_sections): Declare.
535 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
536 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
537 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
538 (constructor_section, destructor_section, mod_init_section): Delete.
539 (mod_term_section): Delete.
540 (darwin_exception_section, darwin_eh_frame_section): Delete.
541 (machopic_select_section): Return a section.
542 (machopic_select_rtx_section): Likewise.
543 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
544 (const_section, const_coal_section, const_data_section): Delete.
545 (const_data_coal_section, data_coal_section, cstring_section): Delete.
546 (literal4_section, literal8_section, constructor_section): Delete.
547 (mod_init_section, mod_term_section, destructor_section): Delete.
548 (objc_class_section, objc_meta_class_section, objc_category_section)
549 (objc_class_vars_section, objc_instance_vars_section): Delete.
550 (objc_cls_meth_section, objc_inst_meth_section): Delete.
551 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
552 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
553 (objc_symbols_section, objc_module_info_section): Delete.
554 (objc_image_info_section, objc_protocol_section): Delete.
555 (objc_string_object_section, objc_constant_string_object_section)
556 (objc_class_names_section, objc_meth_var_names_section): Delete.
557 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
558 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
559 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
560 (darwin_exception_section, darwin_eh_frame_section): Delete.
561 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
563 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
564 (frv_asm_out_destructor): Likewise.
565 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
566 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
567 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
569 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
570 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
571 (data_section): Delete.
573 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
574 (DRECTVE_SECTION_FUNCTION): Delete.
575 (drectve_section): Redefine as a macro that sets in_section after
576 emitting the directive.
577 (SWITCH_TO_SECTION_FUNCTION): Delete.
578 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
579 in_text_section with comparison between in_section and text_section.
580 * config/i386/i386.c (x86_64_elf_select_section): Return the section
581 rather than emitting assembly code. Use get_named_section.
582 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
584 (machopic_output_stub): Use switch_to_section.
585 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
586 (nwld_named_section_asm_out_destructor): Use get_section and
589 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
590 rather than emitting assembly code.
591 (ia64_rwreloc_select_section): Likewise.
592 (ia64_rwreloc_select_rtx_section): Likewise.
593 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
594 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
596 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
597 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
599 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
600 section rather than emitting assembly code.
601 (iq2000_select_section): Likewise.
602 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
603 (sbss_section): Delete.
605 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
606 and get_named_section.
607 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
609 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
610 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
611 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
612 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
614 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
615 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
616 global switch_to_section function instead of the old port-local one.
617 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
618 (SWITCH_SECTION_FUNCTION): Delete.
619 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
620 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
621 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
622 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
624 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
625 global switch_to_section function instead of the old port-local one.
626 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
628 * config/mips/mips.c (mips_file_start): Update comment.
629 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
630 (mips_output_aligned_decl_common): Use switch_to_section.
631 (mips_select_rtx_section): Return the section rather than emitting
632 assembly code. Use get_named_section.
633 (mips_function_rodata_section: Likewise get_section.
634 (build_mips16_function_stub): Use switch_to_section.
635 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
636 (SDATA_SECTION_ASM_OP): Delete.
637 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
638 (EXTRA_SECTION_FUNCTIONS): Delete.
640 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
641 (mmix_asm_output_aligned_local): Use switch_to_section.
643 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
644 (som_one_only_readonly_data_section): New variables.
645 (pa_output_function_epilogue): Set in_section to NULL instead of
646 calling forget_section.
647 (output_deferred_plabels): Use select_section.
648 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
649 of calling forget_section.
650 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
651 (pa_asm_output_aligned_local): Use select_section.
652 (som_text_section_asm_op): Delete in favor of...
653 (som_output_text_section_asm_op): ...this new function.
654 (pa_som_asm_init_sections): New function.
655 (pa_select_section): Return the section rather than emitting
657 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
658 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
659 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
660 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
661 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
662 (som_readonly_data_section, som_one_only_readonly_data_section)
663 (som_one_only_data_section, forget_section): Delete.
664 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
665 (TARGET_ASM_INIT_SECTIONS): Define.
666 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
668 * config/rs6000/rs6000.c (read_only_data_section): New variable.
669 (private_data_section, read_only_private_data_section): New variables.
670 (sdata2_section, toc_section): New variables.
671 (rs6000_file_start): Use switch_to_section.
672 (rs6000_assemble_integer): Use comparisons against in_section
673 instead of calling in_toc_section and in_text_section. Use
674 unlikely_text_section_p.
675 (rs6000_elf_output_toc_section_asm_op): New function, derived
676 from the old rs6000/sysv4.h toc_section function.
677 (rs6000_elf_asm_init_sections): New function.
678 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
679 the section rather than emitting assembly code.
680 (machopic_output_stub): Use switch_to_section.
681 (toc_section): Delete dummy function.
682 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
683 switch_to_section and get_section.
684 (rs6000_xcoff_output_readonly_section_asm_op): New function.
685 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
686 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
687 the old rs6000/xcoff.h toc_section function.
688 (rs6000_xcoff_asm_init_sections): New function.
689 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
690 the section rather than emitting assembly code.
691 (rs6000_xcoff_file_start): Use switch_to_section.
692 (rs6000_xcoff_file_end): Likewise.
693 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
694 (sdata2_section, sbss_section, private_data_section): Delete.
695 (read_only_data_section, read_only_private_data_section): Delete.
696 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
697 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
698 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
699 (FINI_SECTION_FUNCTION): Delete.
700 (TARGET_ASM_INIT_SECTIONS): Define.
701 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
702 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
703 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
704 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
705 (READONLY_DATA_SECTION): Delete.
706 (TARGET_ASM_INIT_SECTIONS): Define.
707 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
708 to NULL rather than no_section.
709 (TARGET_ASM_EXCEPTION_SECTION): Delete.
711 * config/sh/sh.c (sh_file_start): Use switch_to_section.
713 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
714 (sparc_output_deferred_case_vectors): Likewise. Remove argument
715 from call to current_function_section.
717 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
718 (bss100_section): New variable.
719 (xstormy16_asm_output_aligned_common): Use switch_to_section.
720 (xstormy16_asm_init_sections): New function.
721 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
722 switch_to_section and get_section.
723 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
724 from calls to current_function_section.
725 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
726 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
727 (TARGET_ASM_INIT_SECTIONS): Define.
728 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
730 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
731 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
732 (FINI_SECTION_FUNCTION): Delete.
734 * config/v850/v850.c: Include gt-v850.h.
735 (rosdata_section, rozdata_section, tdata_section, zdata_section)
736 (zbss_section): New variables.
737 (v850_output_aligned_bss): Use switch_to_section.
738 (v850_asm_init_sections): New function.
739 (v850_select_section): Return the section rather than emitting
741 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
742 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
743 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
744 (TARGET_ASM_INIT_SECTIONS): Define.
745 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
746 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
747 (zbss_section): Delete.
749 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
751 * config/vx-common.h (vxworks_exception_section): Delete.
752 (TARGET_ASM_EXCEPTION_SECTION): Delete.
754 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
755 section rather than emitting assembly code.
756 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
759 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
760 * coretypes.h (section): New union and typedef.
761 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
762 from call to current_function_section.
763 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
764 (dbxout_symbol_location): Use switch_to_section.
765 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
766 most of the code into...
767 (default_eh_frame_section): ...here. Return a section.
768 (collect2_eh_frame_section): Delete, moving most of the code into..
769 (switch_to_eh_frame_section): ...this new function.
770 (debug_info_section, debug_abbrev_section, debug_aranges_section)
771 (debug_macinfo_section, debug_line_section, debug_loc_section)
772 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
774 (output_call_frame_info): Call switch_to_eh_frame_section instead of
775 eh_frame_section. Use switch_to_section and get_section.
776 (dwarf2out_begin_prologue): Use switch_to_section.
777 (AT_string_form): Check the flags in debug_str_section instead of
778 DEBUG_STR_SECTION_FLAGS.
779 (output_comp_unit): Use switch_to_section, get_section, and
781 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
782 (dwarf2out_begin_block): Use switch_to_section. Remove argument
783 from call to current_function_section.
784 (dwarf2out_var_location): Use unlikely_text_section_p.
785 (dwarf2out_source_line): Use switch_to_section. Remove argument
786 from call to current_function_section.
787 (dwarf2out_start_source_file, dwarf2out_end_source_file)
788 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
789 debug_macinfo_section.
790 (dwarf2out_init): Initialize the new section variables. Use them
791 instead of calls to named_section_flags. Use switch_to_section.
792 (output_indirect_string): Use switch_to_section and debug_str_section.
793 (dwarf2out_finish): Use switch_to_section and the new section
795 * except.c (default_exception_section): Return the section instead
796 of emitting assembly code.
797 (output_function_exception_table): Use the global exception_section
798 variable instead of the target hook. Use switch_to_section. Remove
799 argument from call to current_function_section.
800 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
801 (shorten_branches): Use pointer comparisons to detect whether the
802 text section is the same as readonly_data_section.
803 (profile_function): Use switch_to_section. Remove argument from
804 call to current_function_section.
805 (final_scan_insn): Likewise. Update use of last_text_section.
806 * gengtype.c (open_base_files): Add an include of output.h.
807 * output.h (text_section, data_section, readonly_data_section)
808 (ctors_section, dtors_section, bss_section, init_section)
809 (fini_section, sdata_section): Turn into section pointers.
810 (in_text_section, in_unlikely_text_section, exports_section)
811 (drectve_section, named_section, mergeable_string_section)
812 (last_text_section_name): Delete.
813 (default_exception_section, default_eh_frame_section): Return sections.
814 (SECTION_DECLARED, SECTION_NAMED): New macros.
815 (SECTION_MACH_DEP): Bump value.
816 (section_common, named_section, unnamed_section): New structures.
817 (unnamed_section_callback): New typedef.
818 (section): New union.
819 (sbss_section, exception_section, eh_frame_section): New variables.
820 (in_section, last_text_section): Turn into section pointers.
821 (get_unnamed_section, get_section, get_named_section): New functions.
822 (mergeable_constant_section, function_section): Return a section.
823 (unlikely_text_section): Likewise.
824 (current_function_section): Likewise. Remove the decl argument.
825 (unlikely_text_section_p, switch_to_section): New functions.
826 (output_section_asm_op): New function.
827 (set_named_section_flags, named_section_flags, named_section_real)
828 (named_section_first_declaration): Delete.
829 (default_select_section, default_elf_select_section): Return a section.
830 (default_elf_select_section_1, default_function_rodata_section)
831 (default_no_function_rodata_section, default_select_rtx_section)
832 (default_elf_select_rtx_section): Likewise.
833 * rtl.h (in_data_section): Delete.
834 * sdbout.c (sdbout_one_type): Use switch_to_section.
835 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
836 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
837 (TARGET_ASM_EH_FRAME_SECTION): Poison.
838 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
839 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
840 (TARGET_ASM_OUT): Update after above changes.
841 * target.h (init_sections): New hook.
842 (exception_section, eh_frame_section): Delete.
843 (select_section, select_rtx_section, function_rodata_section): Return
844 a section rather than emitting assembly code.
845 * varasm.c (text_section, data_section, readonly_data_section)
846 (ctors_section, dtors_section, bss_section, init_section)
847 (fini_section): Turn into section pointers.
848 (sdata_section, sbss_section, exception_section): New variables.
849 (eh_frame_section): New variable.
850 (in_section): Make global and turn into a section pointer.
851 (last_text_section): Turn into a section pointer.
852 (unnamed_sections): New variable.
853 (in_named_name, last_text_section_name): Delete.
854 (EXTRA_SECTION_FUNCTIONS): Delete.
855 (in_named_entry): Delete.
856 (section_htab): New variable, replacing...
857 (in_named_htab): ...this deleted variable.
858 (section_entry_eq, section_entry_hash): New functions, based on...
859 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
860 (get_unnamed_section, get_section): New functions.
861 (unlikely_text_section): Return a section instead of emitting
863 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
864 (get_named_section_flags, named_section_first_declaration): Delete.
865 (unlikely_text_section_p): New function.
866 (named_section_real, named_section): Delete.
867 (get_named_section): New function.
868 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
869 (function_section): Return a section rather than emitting
871 (current_function_section): Likewise. Remove argument. Use
872 last_text_section if nonnull, otherwise use function_section.
873 (default_function_rodata_section): Return a section rather than
874 emitting assembly code. Use get_section.
875 (default_no_function_rodata_section): Return a section rather than
876 emitting assembly code.
877 (variable_section): Use switch_to_section and get_named_section.
878 (mergeable_string_section): Return a section rather than emitting
879 assembly code. Use get_section. Make static. Don't take special
880 countermeasures for empty strings.
881 (mergeable_constant_section): Return a section rather than emitting
882 assembly code. Use get_section.
883 (default_named_section_asm_out_destructor): Use switch_to_section
885 (default_dtor_section_asm_out_destructor): Use switch_to_section.
886 (default_named_section_asm_out_constructor): Use switch_to_section
888 (default_ctor_section_asm_out_constructor): Use switch_to_section.
889 (assemble_start_function): Likewise. Set last_text_section to
890 NULL rather than no_section. Change the type of save_section.
891 (assemble_zeros, assemble_variable): Use the section flags to detect
892 whether or not a section is text.
893 (assemble_static_space): Use switch_to_section.
894 (assemble_trampoline_template): Likewise.
895 (output_constant_def_contents): Use switch_to_section and
897 (output_constant_pool_1): Use switch_to_section. Use the section
898 flags to see whether sections contain mergeable data.
899 (init_varasm_once): Initialize section_htab instead of in_named_htab.
900 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
901 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
902 whether a section has already been declared.
903 (default_select_section, default_elf_select_section): Return a
904 section rather than emitting assembly code.
905 (default_elf_select_section_1): Likewise. Use bss_section for
906 SECCAT_BSS if nonnull. Use get_named_section.
907 (default_select_rtx_section): Return a section rather than
908 emitting assembly code.
909 (default_elf_select_rtx_section): Likewise. Use get_named_section.
910 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
911 (output_section_asm_op, switch_to_section): New functions.
912 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
915 * doc/tm.texi: Expand the introduction to the sections documentation.
916 (TRAMPOLINE_SECTION): Document new interface.
917 (SDATA_SECTION_ASM_OP): Document new macro.
918 (READONLY_DATA_SECTION): Delete.
919 (SDATA_SECTION_ASM_OP): Document new macro.
920 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
921 (TARGET_ASM_INIT_SECTIONS): Document new hook.
922 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
923 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
924 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
926 2005-12-07 Alan Modra <amodra@bigpond.net.au>
928 * gcc.c (init_gcc_specs): Match braces inside conditionally
931 2005-12-06 Geoffrey Keating <geoffk@apple.com>
933 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
935 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
938 * tree.c (integer_all_onesp): Always return true if all bits on.
940 * testsuite/g++.dg/init/array0.C: New.
942 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
944 * doc/md.texi: Adapt to implementation.
946 2005-12-06 Andreas Schwab <schwab@suse.de>
948 * opts.c (decode_options): Fix typo in message.
950 2005-12-06 Alan Modra <amodra@bigpond.net.au>
953 * longlong.h: Merge PPC tests from upstream.
955 2005-12-06 Richard Guenther <rguenther@suse.de>
957 * fold-const.c (fold_convert): Do not build and fold
958 CONVERT_EXPR, but always use NOP_EXPR.
960 2005-12-06 Jan Beulich <jbeulich@novell.com>
962 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
963 __builtin_ia32_paddq and __builtin_ia32_subq.
964 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
965 __builtin_ia32_pshufw.
966 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
968 2005-12-05 James E Wilson <wilson@specifix.com>
971 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
974 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
976 * print-tree.c (print_node): Ditto.
977 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
978 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
979 before accessing DECL_ARTIFICIAL.
980 Handle new tag tree codes.
981 * tree-flow-inline.h (clear_call_clobbered): Update for tag
983 (unmodifiable_var_p): Ditto.
984 * tree-flow.h (mem_tag_kind): Remove.
985 (struct var_ann_d): Remove mem_tag_kind member.
986 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
987 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
988 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
989 (group_aliases): Ditto.
990 (setup_pointers_and_addressables): Ditto.
991 (is_escape_site): Ditto.
992 (may_alias_p): Ditto.
993 (create_tag_raw): New function.
994 (create_memory_tag): Use it.
995 (dump_alias_info): Update for tags.
996 (may_be_aliased): Ditto.
997 (add_type_alias): Ditto.
998 (new_type_alias): Ditto.
1000 (create_structure_vars): Ditto.
1001 * tree-ssa-ccp.c (get_default_value): Ditto.
1002 * tree-ssa-operands.c (get_expr_operands): Ditto.
1003 (add_stmt_operand): Ditto.
1004 (add_call_clobber_ops): Remove duplicated condition.
1005 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1007 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1008 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1009 * tree.c (init_ttree): Update structures for new tree codes.
1010 (tree_code_size): Update sizes for new tree codes.
1011 (make_node_stat): Don't try to set common things on minimal
1013 (tree_node_structure): Update for tags.
1014 (is_global_var): Ditto.
1015 * tree.def: Add new tree codes.
1016 * tree.h (MTAG_P): New macro.
1017 (TREE_MEMORY_TAG_CHECK): Ditto.
1018 (SSA_VAR_P): Update for tags.
1019 (struct tree_memory_tag): New structure.
1020 (MTAG_GLOBAL): New macro.
1021 (union tree_node): Add memory tag member.
1022 * treestruct.def (TS_MEMORY_TAG): New.
1024 2005-12-05 Dale Johannesen <dalej@apple.com>
1026 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1027 what was approved (PR 24323).
1029 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1031 * doc/c-tree.texi (Function Bodies): Remove description of
1034 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1036 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1037 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1038 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1039 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1040 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1041 __divxc3): Document.
1043 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1045 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1047 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1048 hook_bool_void_false.
1049 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1050 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1052 * config/darwin.c (machopic_select_section): It's not defined
1053 as weak if it's only marked as weak_import.
1055 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1058 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1059 A hidden weak object does bind locally. Strong linkonce data
1060 counts like any other strong symbol for binding.
1061 (weak_finish_1): Don't specially handle weakrefs, they no longer
1063 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1064 * c-common.c (handle_alias_attribute): Allow static aliases
1066 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1067 * gthr-dce.h: Make weakrefs static.
1068 * gthr-tpf.h: Likewise.
1069 * gthr-solaris.h: Likewise.
1070 * gthr-posix.h: Likewise.
1071 * gthr-posix95.h: Likewise.
1072 * config/darwin.c (darwin_encode_section_info): static weakref
1073 variables are not necessarily defined in this translation unit.
1074 * doc/extend.texi (Function Attributes): Mention that an alias
1075 attribute creates a definition for the thing it's attached to.
1076 Change the documentation for weakref to say that the thing
1077 it's attached to must be static.
1079 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1080 we don't go into an infinite loop.
1082 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1084 * config/rs6000/predicates.md (logical_const_operand): Split
1085 out of logical_operand.
1086 (logical_operand): Use it.
1087 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1088 logical_const_operand.
1090 2005-12-05 Jan Beulich <jbeulich@novell.com>
1092 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1093 and IX86_BUILTIN_CMPNESS.
1094 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1095 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1096 * config/i386/i386.md (movti_internal): Correct type attribute.
1097 Simplify mode attribute.
1098 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1099 Correct type attribute.
1100 (absxf2): Correct operator.
1101 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1102 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1103 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1105 (sse2_vmsqrtv2df2): Correct mode attribute.
1107 2005-12-05 Jan Beulich <jbeulich@novell.com>
1109 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1110 16 bits. Provide insn pattern for this case.
1112 2005-12-05 Jan Beulich <jbeulich@novell.com>
1114 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1116 (__popcountDI2): Likewise.
1118 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1121 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1122 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1123 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1126 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1128 * c-typeck.c (null_pointer_constant_p): New function.
1129 (build_conditional_expr, build_c_cast, convert_for_assignment,
1130 build_binary_op): Use it.
1132 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1134 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1135 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1137 (check_function_arguments_recurse): Allow both NOP_EXPR and
1138 CONVERT_EXPR but check conversions preserve precision.
1139 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1140 but check conversions preserve precision.
1141 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1144 2005-12-04 Roger Sayle <roger@eyesopen.com>
1147 * common.opt (Wstring-literal-comparison): New command line option.
1148 * c-opts.c (c_common_handle_option): Set it with -Wall.
1149 * c-typeck.c (parser_build_binary_op): Issue warning if either
1150 operand of a comparison operator is a string literal, except for
1151 testing equality or inequality against NULL.
1153 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1155 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1157 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1158 of building a NOP_EXPR.
1159 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1161 * c-convert.c (convert): Use fold_convert instead of building
1162 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1163 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1165 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1166 NOP_EXPR the same as CONVERT_EXPR.
1167 * c-typeck.c (build_function_call): Use fold_convert instead of
1168 building a NOP_EXPR directly.
1169 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1171 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1173 PR rtl-optimization/25197
1174 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1177 2005-12-02 Stuart Hastings <stuart@apple.com>
1179 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1182 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1184 * c-typeck.c (default_function_array_conversion,
1185 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1186 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1187 orig_op2. Don't check them for NOP_EXPR.
1188 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1189 around integer zero.
1191 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1193 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1194 toc_save_offset, toc_size, lr_size.
1195 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1196 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1197 Adjust for removal of unused rs6000_stack_t fields.
1198 (debug_stack_info): Adjust.
1199 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1200 first, and don't bother checking for set/inc of lr on sibcalls.
1201 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1203 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1206 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1207 5 if operand 1 is not aligned. Undo previous constraint change.
1208 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1210 2005-12-02 Richard Guenther <rguenther@suse.de>
1212 * tree.h (build): Remove prototype.
1213 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1214 * tree.c (build): Remove.
1215 (build0_stat): Update comment.
1217 2005-12-02 Richard Guenther <rguenther@suse.de>
1219 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1220 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1222 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1223 maybe_fold_offset_to_component_ref): Likewise.
1224 * tree-ssa-dom.c (thread_across_edge,
1225 simplify_rhs_and_lookup_avail_expr,
1226 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1228 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1229 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1230 lower_try_finally_switch): Likewise.
1231 * tree-if-conv.c (add_to_dst_predicate_list,
1232 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1233 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1234 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1235 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1236 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1237 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1238 gimplify_init_ctor_eval, gimplify_init_constructor,
1239 gimplify_variable_sized_compare, gimplify_boolean_expr,
1240 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1241 gimplify_expr, gimplify_body, gimplify_function_tree,
1242 force_gimple_operand): Likewise.
1243 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1244 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1245 mx_register_decls): Likewise.
1246 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1247 get_frame_field, finalize_nesting_tree_1): Likewise.
1248 * tree-inline.c (setup_one_parameter): Likewise.
1249 * tree-vect-transform.c (vectorizable_condition): Likewise.
1250 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1252 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1253 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1254 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1255 * tree-chrec.h (build_polynomial_chrec): Likewise.
1257 2005-12-02 Richard Guenther <rguenther@suse.de>
1259 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1260 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1261 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1262 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1263 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1264 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1265 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1267 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1268 sh_adjust_unroll_max): Likewise.
1269 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1270 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1271 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1273 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1275 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1278 2005-12-02 Richard Guenther <rguenther@suse.de>
1280 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1281 simplify_cond_using_ranges): Use buildN instead of build.
1282 * tree-tailcall.c (adjust_accumulator_values,
1283 adjust_return_value): Likewise.
1284 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1285 generate_element_copy, generate_element_zero,
1286 generate_one_element_init): Likewise.
1287 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1288 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1289 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1290 perfect_nestify): Likewise.
1292 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1294 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1296 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1298 * ggc.h (GGC_RESIZEVEC): New.
1300 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1302 * gcc.c (execute): Improve readability.
1304 2005-12-02 Richard Guenther <rguenther@suse.de>
1306 * tree-cfg.c (mark_used_vars): New function.
1307 (dump_function_to_file): Dump only used VAR_DECLs.
1309 2005-12-02 Richard Guenther <rguenther@suse.de>
1311 * convert.c (convert_to_integer): Fix compare for nonpositive
1312 constant to use tree_int_cst_sgn <= 0.
1314 2005-12-02 Richard Guenther <rguenther@suse.de>
1316 * convert.c (convert_to_integer): Use fold_convert instead
1317 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1318 instead of comparing against 0. Use build_int_cst instead
1319 of converting integer_zero_node.
1321 2005-12-02 Richard Guenther <rguenther@suse.de>
1323 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1326 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1329 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1332 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1335 * function.c (expand_function_end): Emit blockage for unwinder
1338 2005-12-01 Roger Sayle <roger@eyesopen.com>
1340 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1341 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1342 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1343 integer constant comparisons.
1345 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1346 Janis Johnson <janis187@us.ibm.com>
1347 David Edelsohn <dje@watson.ibm.com>
1348 Ben Elliston <bje@au.ibm.com>
1350 * dfp.h, dfp.c: New files.
1351 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1352 (DECNUM_H): Likewise.
1353 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1354 (INCLUDES): Append $(DECNUMINC).
1355 (OBJS-common): Add dfp.o.
1357 * real.h (EXP_BITS): Pinch one bit to ..
1358 (struct real_value): Add decimal field.
1359 (real_format): Change table size, update documentation.
1360 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1361 (real_from_string3): Declare.
1362 (decimal_single_format): Declare.
1363 (decimal_double_format): Declare.
1364 (decimal_quad_format): Declare.
1365 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1366 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1367 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1368 * real.c: Include dfp.h.
1369 (normalize): Early return for decimal floats.
1370 (do_add): Zero decimal field.
1371 (do_compare): Call do_decimal_compare for decimal floats.
1372 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1373 (real_arithmetic): Call decimal_real_arithmetic for decimal
1374 floating point operands.
1375 (real_identical): If a and b are of differing radix, return false.
1376 (real_to_integer): Call decimal_real_to_integer if the value is a
1378 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1379 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1380 (real_to_hexadecimal): Place "N/A" in the return string for
1382 (real_from_string3): New variant, given a mode.
1383 (real_maxval): Use decimal_real_maxval for decimal floats.
1384 (round_for_format): Use decimal_round_for_format for decimals.
1385 (real_convert): Use decimal_real_convert where appropriate.
1386 (significand_size): Handle base 10.
1387 (encode_decimal_single, decode_decimal_single,
1388 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1389 decode_decimal_quad): New functions.
1390 (decimal_single_format): New.
1391 (decimal_double_format): New.
1392 (decimal_quad_format): New.
1393 * machmode.def: Add SD, DD and TD decimal floating point modes.
1394 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1395 Include MODE_DECIMAL_FLOAT.
1396 (DECIMAL_FLOAT_MODE_P): New.
1397 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1398 * genmodes.c (struct mode_data): Add counter field.
1399 (struct mode_data): Update comment for format.
1400 (blank_mode): Initialise counter field.
1401 (new_mode): Increment counter field for each mode defined.
1402 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1404 (make_complex_modes): Handle modes containing `D'.
1405 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1406 (make_decimal_float_mode): New.
1407 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1408 (cmp_modes): Compare counter field if other characteristics
1410 (emit_real_format_for_mode): Support formats for decimal floats.
1411 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1412 Document MODE_DECIMAL_FLOAT.
1414 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1416 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1419 2005-12-01 Richard Henderson <rth@redhat.com>
1421 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1423 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1425 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1427 * config/pa/pa.c (pa_init_builtins): If we detect
1428 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1431 2005-12-01 Richard Guenther <rguenther@suse.de>
1433 * fold-const.c (fold_binary): Use fold_build2, not
1436 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1438 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1440 * vec.h (VEC_block_remove): New.
1442 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1445 * c-common.c (lvalue_error): Fix wording.
1447 2005-12-01 Richard Guenther <rguenther@suse.de>
1449 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1450 thinko in last patch.
1452 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1454 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1455 than -flat_namespace.
1457 2005-12-01 Ben Elliston <bje@au.ibm.com>
1459 * mklibgcc.in: Parameterise the script to build soft float
1460 functions by iterating over each type, rather than cloning the
1463 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1466 * builtins.c (fold_builtin_fputs): Defer check for missing
1467 replacement functions.
1469 2005-11-30 Kean Johnston <jkj@sco.com>
1471 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1472 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1474 2005-11-30 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/22501
1477 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1478 function split out from ...
1479 (forward_propagate_addr_expr): ... here. Use it to propagate
1480 ADDR_EXPRs to all uses.
1482 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1484 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1485 * builtins.c (expand_builtin_mathfn): Use them.
1486 (expand_builtin_mathfn_2): Likewise.
1487 (expand_builtin_mathfn_3): Likewise.
1488 (expand_builtin_int_roundingfn): Likewise.
1489 (expand_builtin): Likewise.
1490 (integer_valued_real_p): Likewise.
1491 (fold_builtin_int_roundingfn): Likewise.
1492 (fold_builtin_bitop): Likewise.
1493 (fold_builtin_logarithm): Likewise.
1494 (fold_builtin_1): Likewise.
1495 * convert.c (convert_to_integer): Likewise.
1496 * fold-const.c (negate_mathfn_p): Likewise.
1497 (tree_expr_nonnegative_p): Likewise.
1499 2005-11-30 Dale Johannesen <dalej@apple.com>
1500 Andrew Pinski <pinskia@physics.uc.edu>
1502 * combine.c (find_split_point): Sign extend bitmask
1503 when changing bitfield assignment to IOR of AND.
1505 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1507 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1508 clobber to scratch reg.
1509 (*decrement_and_branch_until_zero_no_clobber): Remove.
1510 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1511 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1512 * config/ms1/ms1.opt (mmul): Remove.
1513 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1514 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1516 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1517 Bernd Schmidt <bernd.schmidt@analog.com>
1519 * pa/predicates.md (symbolic_operand): Add comment.
1520 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1521 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1522 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1523 (pa_secondary_reload_class): Delete.
1524 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1525 and pa_secondary_reload_class. Reorder some checks. Update inline
1526 copy of symbolic operand.
1527 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1529 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1531 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1534 2005-11-30 Jeff Law <law@redhat.com>
1536 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1537 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1539 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1541 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1542 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1543 (ia64_expand_move): Adjust caller.
1545 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1546 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1549 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1551 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1552 Always produce an output if we can remove NEGs or canonicalize
1553 (minus (minus ...)) expressions. Provide a fast path for the
1555 (simplify_gen_binary): Do not call simplify_plus_minus.
1556 (simplify_binary_operation_1): Reassociate at the end of the
1559 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1561 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1562 moves and unpack to speed up.
1564 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1566 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1567 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1568 (gen_v9_scc): Update callers.
1569 * config/sparc/sparc.md: Likewise.
1570 * config/sparc/sparc-protos.h: Update extern declaration.
1572 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1574 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1576 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1579 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1581 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1582 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1583 (negate_expr): Here.
1585 2005-11-29 Ben Elliston <bje@au.ibm.com>
1587 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1588 Fix typo in comment.
1590 2005-11-29 Ben Elliston <bje@au.ibm.com>
1592 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1593 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1595 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1599 * builtins.c (init_target_chars): New.
1600 (expand_builtin_printf, expand_builtin_fprintf,
1601 expand_builtin_sprintf, fold_builtin_sprintf,
1602 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1603 fold_builtin_snprintf_chk, fold_builtin_printf,
1604 fold_builtin_fprintf): Check for matching format strings using
1607 2005-11-29 Paul Brook <paul@codesourcery.com>
1609 * config.gcc: Do not use fixproto on m68k-elf.
1611 2005-11-28 Roger Sayle <roger@eyesopen.com>
1613 * expmed.c (div_cost): Replace with...
1614 (sdiv_cost, udiv_cost): New.
1615 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1616 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1617 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1618 (expand_divmod): Replace use of div_cost with either sdiv_cost
1619 or udiv_cost depending upon the signedness of the operation.
1621 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1624 * config/darwin.c (machopic_indirection_name,
1625 machopic_output_indirection): Follow transparent alias chain.
1627 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1629 * varasm.c (ultimate_transparent_alias_target): Add comment.
1631 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1633 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1634 SET_SRC instead of XEXP where appropriate.
1636 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1638 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1641 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1643 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1644 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1647 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1649 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1650 secondary_input_reload_class, made static. Adapt to new
1652 (secondary_output_reload_class): Delete.
1653 (TARGET_SECONDARY_RELOAD): New macro.
1654 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1655 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1657 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1660 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1661 when its natural alignment is > BITS_PER_UNIT.
1662 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1663 * c-common.c (handle_packed_attribute): Ignore packing on a field
1664 whose type is naturally char aligned.
1666 2005-11-28 Richard Guenther <rguenther@suse.de>
1668 * c-common.c (strict_aliasing_warning): Handle all
1669 component-ref like accesses.
1671 2005-11-28 Roger Sayle <roger@eyesopen.com>
1672 Uros Bizjak <uros@kss-loka.si>
1675 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1676 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1677 when flag_unsafe_math_optimizations is set and
1678 we don't care about NaNs or Infinities.
1680 Move x/expN(y) and x/pow(y,z) transformation into common
1681 flag_unsafe_math_optimizations section.
1683 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1685 * gcc.c (main): Change type of argv to "char **".
1687 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1689 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1690 small data sections.
1691 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1692 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1693 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1694 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1695 output locals to sbss if !rs6000_elf_in_small_data_p.
1696 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1698 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1701 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1702 generated by reload.
1703 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1704 indexed_or_indirect_address.
1705 (indexed_or_indirect_address): Don't test for base reg. Call
1706 address_operand last. Make it a special predicate.
1708 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1710 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1712 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1715 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1717 (negate_expr): Likewise.
1719 2005-11-27 Andreas Schwab <schwab@suse.de>
1721 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1724 2005-11-27 Steven Bosscher <stevenb@suse.de>
1726 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1727 has EH predecessor edges.
1729 2005-11-26 Eric Christopher <echristo@apple.com>
1731 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1732 register stalls by zero extending to the full register.
1734 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1736 * config/floatunsisf.c, config/floatunsidf.c,
1737 config/floatunsixf.c, config/floatunsitf.c: New files.
1738 * config/ia64/t-hpux: Add floatunsitf.c.
1739 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1740 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1742 2005-11-26 Richard Henderson <rth@redhat.com>
1744 * c-lex.c (pragma_lex): Rename from c_lex.
1745 * c-pch.c: Update for pragma_lex rename.
1746 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1747 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1748 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1749 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1750 * doc/tm.texi: Likewise.
1752 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1755 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1756 when overflow is undefined.
1758 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1760 * doc/md.texi (Insn Canonicalizations): Refer to the
1761 function commutative_operand_precedence for further rules.
1763 2005-11-25 Roger Sayle <roger@eyesopen.com>
1766 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1767 is less than zero. Limit mult_cost to a reasonable upper bound for
1768 the synthetic multiplication sequence.
1770 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1773 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1774 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1775 Lookup the explicit replacement functions for any unlocked
1776 stdio builtin transformations.
1778 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1780 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1782 * targhooks.c (default_secondary_reload): Don't require operand 2
1783 for an input reload to be earlyclobber.
1785 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1787 * fold-const.c (negate_mathfn_p): Fix comment and add support
1788 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1791 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1794 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1795 _Q_ulltoq for unsigned conversions from SImode and DImode to
1798 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1800 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1801 (__floatundidf, __floatundisf): Likewise.
1803 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1805 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1806 (rs6000_override_options): Remove initialization of
1807 rs6000_sr_alias_set.
1808 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1809 (rs6000_emit_stack_tie): Same.
1810 (emit_frame_save): Same.
1811 (gen_frame_mem_offset): Same.
1812 (rs6000_emit_prologue): Same.
1813 (rs6000_emit_epilogue): Same.
1815 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1818 * fold-const.c (fold_build): Convert bool_var != 1 and
1819 bool_var == 0 to !bool_var.
1821 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1824 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1825 for C being INTEGER_CST. Likewise for !=.
1827 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1830 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1831 unsigned conversions from SImode to TFmode.
1833 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1835 * expr.c (expand_expr_real_1): Fix error in last change.
1837 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1839 * caller-save.c: (this_insn_sets): Move into:
1840 (save_call_clobbered_regs).
1841 (mark_set_regs): Get this_insn_sets from data.
1843 (save_call_clobbered_regs): Take sets of the return value by
1844 sibcalls into account.
1846 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1849 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1850 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1851 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1852 (memory_move_secondary_cost, init_reg_autoinc): Remove
1853 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1854 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1855 secondary_reload_class call.
1856 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1858 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1859 (push_secondary_reload): Use secondary_reload target hook.
1860 (secondary_reload_class, scratch_reload_class): New functions.
1861 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1862 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1863 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1864 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1865 (secondary_reload_class, scratch_reload_class): Declare.
1866 * reload1.c: Include target.h.
1867 (reload_adjust_reg_for_temp): New function.
1868 (reload_adjust_reg_for_icode): Likewise.
1869 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1870 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1872 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1873 for inheritance. Support case when both secondary & tertiary reloads
1874 are for intermediate registers.
1875 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1876 with secondary_reload_class call. Support case when both secondary
1877 & tertiary reloads are for intermediate registers.
1878 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1879 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1880 * target.h (secondary_reload_info): New struct / typedef.
1881 (struct gcc_target): New member secondary_reload.
1882 * targhooks.c Include reload.h, optabs.h and recog.h.
1883 (default_secondary_reload): New function.
1884 * targhooks.h (default_secondary_reload): Declare.
1885 * doc/tm.texi: Document secondary_reload target hook. Update
1886 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1887 * doc/md.texi: Likewise.
1889 * sh-protos.h (sh_secondary_reload): Declare.
1890 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1891 (sh_secondary_reload): New function.
1892 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1893 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1894 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1895 (HAVE_SECONDARY_RELOADS): Define.
1896 * sh.md (reload_indf): Rename to:
1898 (reload_outdf): Rename to:
1899 (reload_outdf__RnFRm).
1900 (reload_insf): Rename to:
1902 (reload_insi): Rename to:
1903 (reload_insi__i_fpul).
1905 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1907 * configure.ac: Require at least texinfo 4.4.
1908 * configure: Regenerate.
1910 * doc/install.texi (Tools/packages necessary for building GCC):
1911 Update required version of texinfo to at least 4.4.
1912 (Installing GCC: Building): Update required version of texinfo
1914 (Installing GCC: Final installation): Update required version
1915 of texi2dvi to at least 4.4.
1916 (Host/target specific installation notes for GCC): Update required
1917 version of texinfo to at least 4.4.
1919 2005-11-24 Richard Guenther <rguenther@suse.de>
1920 Dirk Mueller <dmueller@suse.de>
1923 * c-common.h (strict_aliasing_warning): Declare.
1924 * c-common.c (strict_aliasing_warning): New function,
1926 * c-typeck.c (build_c_cast): ... here.
1928 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1930 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1932 (swap_commutative_operands_with_target): New.
1934 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1936 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1937 also when doing PRE, rather than only for global CPROP.
1939 2005-11-24 Ben Elliston <bje@au.ibm.com>
1941 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1942 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1944 (expand_twoval_unop): Likewise.
1945 (widen_clz): Likewise.
1946 (expand_parity): Likewise.
1947 (expand_unop): Likewise.
1948 (emit_cmp_and_jmp_insn_1): Likewise.
1949 (prepare_float_lib_cmp): Likewise.
1951 2005-11-24 Ben Elliston <bje@au.ibm.com>
1953 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1954 Remove unused `class' variable.
1956 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1959 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1960 C/C++ diagnostic function warn_array_subscript_with_type_char.
1961 * c-common.h (warn_array_subscript_with_type_char): Declare.
1962 * c-common.c (warn_array_subscript_with_type_char): Define.
1964 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1967 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1968 compiling at the intersection of C and C++.
1970 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1972 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1973 List @file in the option summary. Include the libiberty
1974 documentation for @file.
1975 * gcc.c (main): Call expandargv.
1976 * Makefile.in (gcc-vers.texi): Define srcdir.
1978 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1980 * passes.c (init_optimization_passes): Document
1981 sequencing of passes.
1983 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1985 * config/m68k/predicates.md (pcrel_address, extend_operator,
1986 post_inc_operand, pre_dec_operand): Remove redundant
1988 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1990 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1992 2005-11-23 Ben Elliston <bje@au.ibm.com>
1994 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1996 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1998 Preparatory work for PR target/21623:
1999 * alpha.c (secondary_reload_class): Rename to:
2000 (alpha_secondary_reload_class).
2001 * alpha.h, alpha-protos.h: Likewise.
2002 * mn10300.c (secondary_reload_class): Rename to:
2003 (mn10300_secondary_reload_class).
2004 * mn10300.h, mn10300-protos.h: Likewise.
2005 * pa.c (secondary_reload_class): Rename to:
2006 (pa_secondary_reload_class).
2007 * pa.h, pa-protos.h: Likewise.
2008 * rs6000.c (secondary_reload_class): Rename to:
2009 rs6000_secondary_reload_class.
2010 * rs6000.h, rs6000-protos.h: Likewise.
2012 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2015 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2017 2005-11-22 Ian Lance Taylor <ian@airs.com>
2019 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2021 (prepare_cmp_insn): Likewise.
2023 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2026 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2027 if both operands[0] and operands[1] are memory.
2029 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2032 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2033 COMPARISON_CLASS_P and an integral types create create a new
2034 expression with the new type and fold that.
2036 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2039 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2040 to SUBTARGET_OS_CPP_BUILTINS.
2042 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2044 * arm.c (emit_set_insn): New function.
2045 (arm_split_constant): Call it.
2046 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2047 (arm_legitimize_address): Likewise. Use plus_constant.
2048 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2049 (thumb_expand_prologue): Likewise.
2050 (arm_gen_load_multiple): Use VOIDmode in SET.
2051 (arm_gen_store_multiple): Likewise.
2052 (vfp_emit_fstmx): Likewise. Use plus_constant.
2053 (emit_multi_reg_push): Likewise.
2054 (emit_sfm): Use plus_constant.
2056 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2059 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2062 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2065 * expmed.c (store_bit_field): Don't attempt to insv a field
2066 larger than the reg.
2068 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2071 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2072 explicit sign extension, not a (char) cast.
2074 2005-11-22 Ben Elliston <bje@au.ibm.com>
2076 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2077 GET_MODE_CLASS (x) == MODE_FLOAT.
2078 * config/i386/i386.c: Likewise.
2079 * config/rs6000/xcoff.h: Likewise.
2080 * config/rs6000/linux64.h: Likewise.
2081 * config/rs6000/rs6000.c: Likewise.
2082 * config/rs6000/rs6000.h: Likewise.
2083 * config/rs6000/predicates.md: Likewise.
2084 * config/rs6000/sysv4.h: Likewise.
2086 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2088 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2091 * config/alpha/freebsd.h, config/alpha/linux.h,
2092 config/arm/linux-elf.h, config/bfin/bfin.h,
2093 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2094 config/i386/beos-elf.h, config/i386/gnu.h,
2095 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2096 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2097 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2098 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2099 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2100 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2101 config/sparc/linux.h, config/sparc/linux64.h,
2102 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2104 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2105 are both defined when either flag -fpic or -fPIC are used.
2107 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2109 * config/fp-bit.c (clzusi): New function.
2110 (si_to_float, usi_to_float): Use it to compute proper shift.
2111 (usi_to_float): Preserve guard bits when shifting right.
2112 * libgcc-std.ver (GCC_4.2.0): New version.
2113 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2114 __floatundisf): New functions.
2115 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2116 __floatundisf): Declare.
2117 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2118 _floatundixf, and _floatunditf.
2119 * optabs.c (expand_float): If target does not define a pattern for
2120 signed or unsigned conversion, use an unsigned libcall instead of
2122 (init_optabs): Initialize ufloat_optab.
2124 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2126 * config/rs6000/rs6000.opt (mmulhw): New option.
2127 * doc/invoke.texi (-mmulhw): Document.
2128 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2130 * config/rs6000/rs6000.md: Add half-word multiply and
2131 multiply-accumulate instructions for 405 and 440.
2133 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2135 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2136 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2137 default now includes a linker group which makes the RTEMS one nest.
2139 2005-11-22 Ben Elliston <bje@au.ibm.com>
2141 * cse.c (fold_rtx): Typo fix.
2142 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2144 2005-11-21 Richard Henderson <rth@redhat.com>
2146 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2147 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2149 * c-tree.h (lookup_name): Move declaration ...
2150 * c-common.h (lookup_name): ... here.
2151 * config/darwin-c.c: Include c-common.h.
2152 * config/t-darwin: Update dependencies.
2154 2005-11-22 Ben Elliston <bje@au.ibm.com>
2156 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2157 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2158 * genopinit.c (gen_insn): Likewise.
2159 * reload.c (find_equiv_reg): Likewise.
2160 * loop.c (load_mems): Likewise.
2161 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2162 * cse.c (find_comparison_args, fold_rtx): Likewise.
2163 * dwarf2out.c (add_const_value_attribute): Likewise.
2164 * expr.c (convert_move): Likewise.
2165 * recog.c (general_operand, register_operand): Likewise.
2166 * reg-stack.c (replace_reg): Likewise.
2167 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2168 * c-common.c (handle_vector_size_attribute): Likewise.
2169 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2170 (simplify_binary_operation_1): Likewise.
2171 (simplify_const_binary_operation): Likewise.
2172 (simplify_relational_operation): Likewise.
2173 (simplify_const_relational_operation): Likewise.
2174 (simplify_immed_subreg): Likewise.
2175 * emit-rtl.c (gen_lowpart_common): Likewise.
2176 * expmed.c (expand_mult): Likewise.
2177 * stor-layout.c (layout_type): Likewise.
2179 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2182 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2183 cst2 only for SPE vectors.
2185 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2188 * config/rs6000/predicates.md (vrsave_operation): Check
2189 UNSPEC_VOLATILE value.
2191 2005-11-21 Jan Hubicka <jh@suse.cz>
2193 PR tree-optimization/24653
2194 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2196 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2198 * config/i386/predicates.md (ax_reg_operand): New predicate.
2199 (memory_displacement_only_operand): New predicate.
2200 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2201 operand is AX register and the other operand is memory operand
2202 with displacement only.
2204 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2206 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2207 if we don't care about NaNs or Infinities.
2209 2005-11-20 Ian Lance Taylor <ian@airs.com>
2211 PR rtl-optimization/24883
2212 * combine.c (combinable_i3pat): When checking whether the
2213 destination of i3 is used in i3, consider paradoxical subregs.
2215 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2218 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2220 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2222 * combine.c (try_combine): Do not run subst on i1src and i2src in
2223 the case of generating a PARALLEL for a comparison.
2225 2005-11-20 Richard Henderson <rth@redhat.com>
2228 * tree-sra.c (struct sra_elt): Add all_no_warning.
2229 (struct sra_walk_fns) <use>: Add use_all argument.
2230 (sra_walk_expr): Pass it.
2231 (sra_walk_modify_expr): Likewise.
2232 (scalarize_ldst): Likewise.
2233 (scan_use): Update for new argument.
2234 (mark_no_warning): New.
2235 (scalarize_use): Use it.
2237 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2239 * expr.c (expand_expr_real): Use usmul_optab for widening
2240 signed * unsigned multiplies.
2241 * genopinit.c (optabs): Add usmul_widen_optab.
2242 * optabs.c (init_optabs): Likewise.
2243 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2244 (usmul_widen_optab): Define.
2245 * config/bfin/bfin.md (usmulhisi3): New pattern.
2247 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2249 2005-11-20 Graham Stott <btinternet.com>
2251 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2253 2005-11-20 Andreas Schwab <schwab@suse.de>
2256 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2259 2005-11-19 Richard Henderson <rth@redhat.com>
2262 * tree-gimple.c (is_gimple_id): Export.
2263 * tree-gimple.h (is_gimple_id): Declare.
2264 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2265 (get_default_value): Use it.
2266 (maybe_fold_stmt_indirect): Likewise.
2268 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2270 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2271 than VR1 or vice-versa.
2273 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2277 * reload.c (find_reloads_address_1): Mention dependency on
2279 * reload1.c (gen_reload): For IN with an unary operation, try
2280 moving inner expression to OUT if trivial SET is not valid.
2281 Confirm that the result is valid. Move common code block into...
2282 (emit_insn_if_valid_for_reload): New function.
2284 2005-11-19 Richard Guenther <rguenther@suse.de>
2286 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2287 ARRAY_REFs of constant strings.
2289 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2291 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2292 fatal format string.
2294 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2296 * combine.c (make_compound_operation): Swap operands of
2297 commutative operation if necessary before returning.
2299 2005-11-19 Richard Guenther <rguenther@suse.de>
2302 * fold-const.c (fold_plusminus_mult_expr): New function.
2303 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2304 cases, remove now unnecessary code.
2306 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2308 * gensupport.c (old_preds): Rename to std_preds, add special field.
2309 (struct old_pred_table): Rename to struct std_pred_table, add special
2311 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2312 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2313 (init_predicate_table): Adjust, and set along the way whether a
2314 predicate is special.
2316 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2318 * BASE-VER: Change to 4.2.0.
2320 2005-11-18 James E Wilson <wilson@specifix.com>
2322 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2325 2005-11-18 Mike Stump <mrs@apple.com>
2327 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2328 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2329 * c-decl.c (lookup_name_two) Remove.
2330 * c-tree.h (lookup_name_two): Remove.
2331 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2332 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2333 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2334 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2336 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2339 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2340 when not generating code to use that co-processor.
2342 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2344 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2345 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2346 these functions are now in tree-phinodes.c.
2348 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2350 * config/bfin/bfin.md (trap): New pattern.
2352 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2354 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2357 * expr.c (expand_expr_real): Don't call record_block_change unless
2358 ib_boundaries_block is non-null
2360 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2362 * fold-const.c (build_range_check): Use proper type for subtraction
2363 when merging lower bound.
2365 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2367 PR rtl-optimization/24497
2368 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2371 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2373 * tree-scalar-evolution.c (expression_expensive_p): New function.
2374 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2376 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2378 * config/bfin/crtlibid.s: New file.
2380 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2383 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2384 when not using sjlj exceptions.
2385 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2386 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2387 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2388 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2389 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2390 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2391 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2392 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2393 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2394 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2395 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2396 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2397 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2399 * config/pa/hpux-unwind.h: New file.
2401 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2403 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2404 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2405 * varasm.c (do_assemble_alias): Adjust call.
2406 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2408 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2410 2005-11-17 James E Wilson <wilson@specifix.com>
2412 * tree.def (FUNCTION_DECL): Correct typo in comment.
2414 2005-11-17 Richard Henderson <rth@redhat.com>
2416 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2417 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2418 and DW_CFA_def_cfa_sf.
2419 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2420 (dbx_reg_number): Don't assert particular registers here.
2421 (based_loc_descr): ... do it here instead. Fold in ...
2422 (eliminate_reg_to_offset): ... this function.
2423 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2424 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2425 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2426 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2427 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2428 (instantiate_virtual_regs): Likewise.
2429 * var-tracking.c (adjust_stack_reference): Likewise.
2430 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2432 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2434 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2435 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2436 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2438 ($(T)crtlibid.o): New rule.
2440 2005-11-16 Richard Guenther <rguenther@suse.de>
2443 * fold-const.c (extract_array_ref): Return byte offset
2445 (fold_binary): Fold &x[a] CMP &x[b] to
2446 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2449 2005-11-16 Richard Henderson <rth@redhat.com>
2452 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2453 parts of an SSA_NAME.
2455 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2458 * arm.md (split for movsf with immediate): Restrict split to insns
2459 that set a general register.
2461 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2463 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2465 * unwind-dw2.c (uw_advance_context): Likewise.
2466 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2467 _Unwind_SjLj_Unregister.
2468 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2470 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2472 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2474 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2476 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2477 langhook to get a DImode integer type.
2479 2005-11-16 Richard Henderson <rth@redhat.com>
2480 J"orn Rennecke <joern.rennecke@st.com>
2481 Ulrich Weigand <uweigand@de.ibm.com>
2485 * reload1.c (reg_equiv_invariant): New.
2486 (reload): Allocate, initialize, and free it.
2487 (calculate_needs_all_insns): Check it when skipping equivalence
2489 (alter_reg): Likewise.
2490 (eliminate_regs_1): Rename from eliminate_regs. Add new
2491 may_use_invariant argument; only use reg_equiv_invariant when true.
2492 (eliminate_regs): New.
2493 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2494 a context for which may_use_invariant may be true.
2496 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2498 * fold-const.c (const_binop): Don't constant fold the operation
2499 if the result has overflowed and flag_trapping_math.
2500 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2502 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2504 * config/arm/unwind-arm.c (abort): Add prototype here.
2505 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2506 (struct phase1_vrs): Add prev_sp.
2507 (unwind_phase2_forced): Save the original core registers instead of
2508 modifying entry_vrs. Take a new flag argument for resuming unwinding
2509 and set action flags accordingly. Always set _US_END_OF_STACK when
2510 get_eit_entry fails. Unwind before calling the stop function.
2511 (_Unwind_GetCFA): New function.
2512 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2513 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2514 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2515 just call unwind_phase2_forced.
2516 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2517 * config/arm/unwind-arm.h (abort): Remove prototype.
2518 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2520 (_Unwind_GetCFA): New prototype.
2521 * config/arm/pr-support.c (abort): Add prototype here.
2522 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2524 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2525 not schedule the prologue with non-call exceptions and EABI.
2527 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2529 * config/arm/unwind-arm.h: Reorder interface function declarations.
2530 (_URC_END_OF_STACK): New enumeration value.
2531 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2532 (struct _Unwind_Control_Block): Document reserved field use.
2533 (_Unwind_Stop_Fn): New typedef.
2534 (_Unwind_ForcedUnwind): Declare.
2535 (_Unwind_Resume_or_Rethrow): Declare.
2536 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2538 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2539 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2540 (UCB_FORCED_STOP_ARG): New.
2541 (search_EIT_table): Update boundary condition checks.
2542 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2543 (unwind_phase2): Replace for with do..while.
2544 (unwind_phase2_forced): New.
2545 (__gnu_Unwind_RaiseException): Replace for with do..while.
2546 (__gnu_Unwind_ForcedUnwind): New.
2547 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2548 Use appropriate phase2 unwinder.
2549 (__gnu_Unwind_Resume_or_Rethrow): New.
2550 (__gnu_unwind_pr_common): Cope with forced unwinding.
2552 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2555 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2557 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2558 roundsf2): Remove "s" from mnemonic.
2560 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2562 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2564 * config/bfin/crtn.s: Change epilogues to match.
2565 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2566 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2567 __PIC__ and __pic__.
2569 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2572 * doc/invoke.texi: Distinguish between free and fixed form instead of
2573 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2575 * gcc.c (default_compilers): Remove double entries, add entries for
2576 suffixes '.F90' and '.F95'.
2578 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2580 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2581 in the stack probing loop.
2583 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2585 * configure.ac: Use .machine power5 not power5x.
2586 * configure: Regenerate.
2588 2005-11-15 Mike Stump <mrs@apple.com>
2590 * c-decl.c (lookup_name_two): Add.
2591 * c-tree.h (lookup_name_two): Likewise.
2592 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2593 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2595 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2597 PR rtl-optimization/23392
2598 * regrename.c (enum scan_actions) Add mark_access.
2599 (scan_actions_name): Ditto.
2600 (scan_rtx_reg): Handle mark_access.
2601 (scan_rtx_address): Do nothing for mark_access.
2602 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2603 and regs in REG_INC notes before closing chains for dead regs.
2604 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2605 opening chains for new writes.
2607 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2609 * c.opt (ffixed-line-length-none): New.
2611 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2613 * mklibgcc.in: Change contents of eh_dummy.c.
2615 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2617 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2619 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2621 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2623 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2625 2005-11-15 Jan Hubicka <jh@suse.cz>
2627 * invoke.texi (large-unit-insns): Document.
2628 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2629 * params.def (large-unit-insns): New param.
2631 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2634 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2635 special register for operand 3. Reindent constraints to align
2638 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2640 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2641 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2642 * configure.ac: Add test for FP rounding instructions.
2643 * configure: Regenerate.
2644 * config.in: Regenerate.
2645 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2646 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2648 * config/rs6000/rs6000.opt (mfprnd): New.
2649 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2650 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2651 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2652 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2653 (TARGET_FPRND): New.
2654 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2656 (btrunc<mode>2): New.
2658 (floor<mode>2): New.
2659 (round<mode>2): New.
2661 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2663 * gcc.c (version_compare_spec_function): Use fatal() rather than
2666 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2667 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2668 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2670 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2673 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2674 on -mmacosx-version-min setting.
2676 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2679 * tree-vrp.c (infer_value_range): Return false if STMT is a
2680 block terminator and its basic block has no successors.
2682 2005-11-14 Mike Stump <mrs@apple.com>
2684 * config/i386/i386.c (override_options): -masm=intel isn't
2685 supported on darwin.
2686 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2688 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2690 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2691 vfork after including auto-host.h.
2693 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2695 PR rtl-optimization/22002
2696 * combine.c (distribute_notes): Detect cases where a reg dies
2697 two or more times in a bb, including on the insn we are combining,
2698 and place the death note on the correct range.
2700 2005-11-14 Dale Johannesen <dalej@apple.com>
2702 * expmed.c (store_bit_field): Add offset unconditionally for
2704 (extract_bit_field): Don't force extzv or extv operand into
2705 a register if field is too big.
2707 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2709 * config/arm/arm.c (pic_labelno): New.
2710 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2711 LABEL_REF. Pass only the labelno to PIC insns.
2712 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2713 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2714 * arm.md (UNSPEC_PIC_LABEL): New constant.
2715 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2716 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2717 Use the correct label prefix.
2719 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2721 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2724 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2726 * loop-invariant.c: Include tm_p.h.
2727 * Makefile.in: Updated.
2729 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2731 * pa.c (store_reg): Revise generation of frame notes in large frames.
2732 (set_reg_plus_d): Likewise.
2734 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2736 PR tree-optimization/24709
2737 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2740 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2742 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2743 and duplicate declaration of pthread_self.
2745 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2746 Ian Lance Taylor <ian@airs.com>
2749 * calls.c (expand_call): If TARGET is a MEM and some part of the
2750 argument area has been saved, force TARGET to a register.
2752 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2754 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2757 2005-11-13 Jason Merrill <jason@redhat.com>
2760 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2761 lazily declared methods.
2762 (force_decl_die): Stop if forcing out the context already make a
2764 (force_type_die): Likewise.
2766 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2769 * builtins.c (integer_valued_real_p): Add break in
2770 REAL_CST having TREE_OVERFLOW set.
2772 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2774 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2775 addressing modes during calculation of costs.
2777 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2779 * function.c (assign_stack_local_1): Restrict sanity check
2780 on frame size overflow to 32-bit and above platforms.
2782 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2784 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2785 * config/cris/cris.c: Include reload.h.
2786 (cris_initial_elimination_offset): New function.
2787 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2790 2005-11-12 Richard Guenther <rguenther@suse.de>
2792 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2794 2005-11-12 Jan Hubicka <jh@suse.cz>
2796 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2797 to compare against 0 when possible.
2799 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2801 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2802 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2803 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2804 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2807 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2809 * recog.c (constrain_operands) <case 'g'>: For a match, require
2810 that a non-register matches general_operand when strict >= 0.
2812 2005-11-11 Steven Bosscher <stevenb@suse.de>
2814 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2817 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2819 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2820 (memory_address_same): New.
2821 (dse_optimize_stmt): Call memory_address_same.
2823 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2826 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2827 ZERO_EXTEND>: New cases.
2829 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2831 * longlong.h (__clz_tab): Always provide.
2833 2005-11-11 Steven Bosscher <stevenb@suse.de>
2836 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2838 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2839 before check_maybe_invariant.
2840 (move_invariant_reg): Use gen_move_insn instead of replacing
2841 SET_DEST with the temporary for the invariant.
2842 (move_loop_invariants): If checking is enabled, do internal
2843 consistency checks after completing the pass.
2845 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2848 * common.opt (Wvolatile-register-var): New.
2849 * varasm.c (make_decl_rtl): Only emit warning when option
2850 specified. Clarify warning message.
2851 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2853 * doc/md.texi (copysign): Document standard named pattern.
2855 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2857 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2858 bytes when align is 2.
2859 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2860 by the first instruction of the loop.
2862 2005-11-11 Jason Merrill <jason@redhat.com>
2865 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2868 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2870 PR rtl-optimization/22509
2871 * local-alloc.c (memref_used_between_p): Check whether a function call
2872 could not reference the memref.
2874 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2876 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2877 algorithm so as to choose the best, not the worst, alternative.
2878 Reset accumulated register class before processing next alternative.
2880 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2883 * calls.c (expand_call): Copy a return value to a plain register
2886 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2889 * varasm.c (assemble_name): Recompute name only for transparent
2892 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2894 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2896 2005-11-04 Jeff Law <law@redhat.com>
2899 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2900 perform reassociation if the parent statement will not die as
2901 a result of the optimization.
2903 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2905 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2906 delete_old_heap_vars.
2907 * tree-dfa.c (referenced_var_remove): Remove function.
2908 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2909 (delete_tree_ssa): Remove call to delete_old_heapvars.
2910 Add call to delete_alias_heapvars.
2911 * tree-flow.h (referenced_var_remove): Remove prototype
2912 (init_alias_heapvars): New prototype.
2913 (delete_alias_heapvars): Ditto.
2914 * Makefile.in (tree-ssa-structalias.o): Add
2915 gt-tree-ssa-structalias.o
2916 (GTFILES): Add tree-ssa-structalias.h and
2917 tree-ssa-structalias.c.
2918 (s-gtype): Add gt-tree-ssa-structalias.h.
2919 * tree-ssa-structalias.c (heapvars): Remove.
2920 (oldheapvars): Remove.
2921 (heapvar_for_stmt): New variable.
2922 (heapvar_lookup): New function.
2923 (heapvar_insert): Ditto.
2924 (get_constraint_for): See if we have an old heapvar
2926 (init_alias_heapvars): New function.
2927 (delete_alias_heapvars): Ditto.
2928 Add include of gt-tree-ssa-structalias.h.
2930 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2933 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2935 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2937 * tree.c (int_fits_type_p): Only look at the base type
2938 if it has the same precision as the original type.
2940 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2943 * varasm.c (assemble_alias): Use %q+D in the error
2944 message instead of %J and %qD.
2946 2005-11-10 Richard Guenther <rguenther@suse.de>
2948 * gcse.c (free_ldst_entry): Only free hashtable if
2951 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2953 * function.c (assign_stack_local_1): Issue an error message if
2954 the frame size overflows in the signed target arithmetics.
2956 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2958 * tree.c (build_qualified_type): Chain the new type to the original
2959 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2960 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2961 (build_pointer_type_for_mode): Only return unqualified types.
2962 (build_reference_type_for_mode): Likewise.
2964 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2966 * Makefile.in (gnucompare): Do comparison of all files using one of
2967 the chosen methods and only afterwards decide if just warning should
2968 be issued or comparison failure raised.
2970 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2972 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2973 (noce_try_abs): Negate if the comparison is reversed.
2974 Look only one instruction backwards for a REG_EQUAL note.
2976 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2979 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2980 gthr-tpf.h: Define __gthrw. For all identifiers that might
2981 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2982 and prefix all uses with __ghtrw.
2984 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2987 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2988 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2989 * c-common.c (handle_weakref_attribute): New.
2990 (c_common_attribute_table): Add weakref.
2991 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2993 * configure, config.in: Rebuilt.
2994 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2995 * doc/extend.texi: Document weakref attribute.
2996 * varasm.c (ultimate_transparent_alias_target): New
2997 (assemble_name): Use it.
2998 (weak_finish_1): Split out of...
2999 (weak_finish): ... and deal with weakrefs in...
3000 (weakref_targets): ... new list.
3001 (globalize_decl): Clean up weakref_targets.
3002 (do_assemble_alias): Handle weakrefs.
3003 (finish_aliases_1): Do not reject weakrefs to external symbols.
3004 (assemble_alias): Handle weakrefs.
3006 2005-11-09 Richard Guenther <rguenther@suse.de>
3008 PR tree-optimization/24716
3009 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3010 t_bool to track results from follow_ssa_edge.
3012 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3014 * final.c (force_source_line): New global variable.
3015 (final_scan_insn): Set it to true instead of clearing last_filename.
3016 (notice_source_line): Return true if force_source_line is true,
3017 unless source info is absent.
3019 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3022 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3023 a linkage name for a variable if it a register variable.
3024 * c-decl.c (grokdeclarator): Global register variables
3025 should be set as PUBLIC.
3027 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3030 * config/s390/s390.c (struct s390_frame_layout): New fields
3031 first_save_gpr_slot and last_save_gpr_slot.
3032 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3033 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3034 first_save_gpr and last_save_gpr with the _slot variants.
3035 (s390_register_info): Calculate first_save_gpr_slot and
3036 last_save_gpr_slot using regs_ever_live.
3038 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3041 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3042 for a function containing a landing pad.
3044 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3047 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3050 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3052 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3053 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3055 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3058 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3060 (call,load,store): New insn types.
3061 (mem_access, branch_access): Adjust reservation conditions.
3062 (define_delay): Adjust condition.
3063 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3065 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3066 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3068 (call_internal, call_value_internal, return_internal,
3069 return_interrupt_internal, eh_return_internal, indirect_jump,
3070 tablejump): Set call insn type.
3071 (blockage, ei, di): Use appropriate unspec const.
3072 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3073 (ms1_get_attr_type): Adjust to give load & store types.
3074 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3075 backwards past a barrier.
3076 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3078 (struct branch_info, struct label_info): New.
3080 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3081 (ms1_machine_reorg): New.
3082 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3083 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3084 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3085 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3088 2005-11-09 Per Bothner <per@bothner.com>
3089 Uros Bizjak <uros@kss-loka.si>
3092 * toplev.c (process_options): Initialize debug_hooks early
3093 in case lang_hooks.post_options ends up calling a debug_hook.
3095 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3097 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3098 DBX_REGISTER_NUMBER being contiguous.
3100 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3101 Diego Novillo <dnovillo@redhat.com>
3104 * tree-vrp.c (register_edge_assert_for): Do not register
3105 always-false predicates.
3107 2005-11-08 Devang Patel <dpatel@apple.com>
3109 PR tree-optimization/23115
3110 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3113 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3115 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3118 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3120 Fix PR tree-optimization/23382
3122 * tree-ssa-alias.c (compute_may_aliases): Call
3123 delete_old_heap_vars.
3124 * tree-dfa.c (referenced_var_remove): New function.
3125 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3126 * tree-flow.h (referenced_var_remove): Add prototype.
3127 (delete_old_heap_vars): Ditto.
3128 * tree-ssa-structalias.c (heapvars): New variable.
3129 (oldheapvars): Ditto.
3130 (get_constraint_for): Put heap vars on heapvars list.
3131 (delete_old_heap_vars): New function.
3133 2005-11-08 Jason Merrill <jason@redhat.com>
3135 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3137 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3140 * reg-stack.c (reg_to_stack): Update register liveness also
3141 for flag_sched2_use_traces.
3143 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3146 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3147 override prior explicit -mno-powerpc-gfxopt.
3149 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3151 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3152 if the bitsize is zero.
3153 * doc/md.texi (Standard Pattern Names): Document it.
3155 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3156 (TARGET_PASS_BY_REFERENCE): Likewise.
3158 2005-11-07 Ian Lance Taylor <ian@airs.com>
3160 PR rtl-optimization/24683
3161 * config/i386/i386.c (legitimize_pic_address): If constant operand
3162 to PLUS is too large, put it in a register.
3164 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3166 * configure.ac: Enable checking assembler dwarf2 support for bfin
3168 * configure: Regenerate.
3170 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3174 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3175 gen_easy_vector_constant_add_self): Delete.
3176 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3178 (output_vec_const_move): Use gen_easy_altivec_constant.
3179 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3180 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3181 (easy_vector_constant_add_self): Rewritten.
3182 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3183 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3184 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3185 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3186 Macroize and adjust for the other changes.
3188 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3192 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3193 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3195 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3197 PR rtl-optimization/23567
3198 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3199 (noce_process_if_block): Don't do any optimizations except
3200 if (cond) x = x; if !set_b and write into orig_x may trap
3201 or fault. Remove the MEM_READONLY_P check.
3203 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3206 * tree-vrp.c (fix_equivalence_set): New.
3207 (extract_range_from_assert): Call it.
3209 2005-11-05 Ian Lance Taylor <ian@airs.com>
3212 * combine.c (apply_distributive_law): Don't distribute across a
3215 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3217 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3218 config/ms1/ms1.h, config/rs6000/predicates.md,
3219 config/s390/s390.c, params.def, postreload-gcse.c,
3220 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3221 tree-vrp.c, tree.c: Fix comment typos.
3222 * doc/invoke.texi: Fix typos.
3224 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3226 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3227 for testing whether the data_dependence_relation contains distance
3228 vectors. Iterate over all distance vectors of the ddr.
3229 * lambda.h: Define a vec of lambda_vector pointers.
3230 * tree-data-ref.c (dump_data_dependence_relation,
3231 dump_data_dependence_direction): Iterate over all distance and
3232 direction vectors of the ddr.
3233 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3235 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3236 of distance/direction vectors instead of a single one.
3237 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3238 lambda_vectors with a vec of lambda_vectors.
3239 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3240 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3241 DDR_NUM_DIST_VECTS): New.
3242 * tree-loop-linear.c (gather_interchange_stats): Test for the
3243 existence of distance vectors only after having checked that there
3244 is a dependence. Iterate over all distance vectors of the ddr.
3245 (linear_transform_loops): Use dump_data_dependence_relation.
3246 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3247 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3248 distance vectors of the ddr.
3250 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3252 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3253 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3254 IS_INTHANDLER; all callers changed.
3255 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3257 (do_link, do_unlink): New argument ALL; all callers changed.
3258 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3259 If function isn't leaf, save and restore all registers.
3260 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3263 2005-11-05 Jan Hubicka <jh@suse.cz>
3265 PR rtl-optimization/23490
3266 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3267 max-flow-memory-location): Document.
3268 * flow.c: Include params.h
3269 (MAX_MEM_SET_LIST_LEN): Kill.
3270 (add_to_mem_set_list): Use new param.
3271 * cse.c (cse_basic_block): Replace 1000 by new param.
3272 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3273 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3274 * predict.c (predict_loops): Use new param.
3275 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3277 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3278 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3279 Do not hold memory returned by cgraph_node_name across other call.
3281 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3284 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3287 2005-11-04 Jeff Law <law@redhat.com>
3290 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3291 * tree-ssa-dom.c: Include params.h.
3292 (thread_across_edge): If there are too many statements in the
3293 target block, then do not thread through it.
3294 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3295 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3297 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3300 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3301 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3303 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3306 * tree-scalar-evolution.c (instantiate_parameters_1,
3307 instantiate_parameters, resolve_mixers): Compute the size of an
3308 expression to be instantiated and give up the instantiation if the
3309 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3311 2005-11-04 Richard Guenther <rguenther@suse.de>
3313 * tree-flow.h (ref_contains_indirect_ref): Rename to
3314 array_ref_contains_indirect_ref.
3315 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3316 (array_ref_contains_indirect_ref): Make comment match the code
3318 (ref_contains_array_ref): Likewise.
3319 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3320 ref_contains_indirect_ref.
3321 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3322 Rename calls to ref_contains_indirect_ref.
3324 2005-11-04 Paul Brook <paul@codesourcery.com>
3326 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3327 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3328 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3329 * config/arm/arm.md: Use match_operand in peephole input templates
3330 and match_dup in peephole output templates.
3332 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3334 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3337 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3338 Daniel Jacobowitz <dan@codesourcery.com>
3340 * longlong.h (add_ssaaaa): Clobber condition code register
3342 (sub_ddmmss): Likewise.
3343 (umul_ppmm): Likewise.
3345 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3346 Paul Brook <paul@codesourcery.com>
3347 Phil Blundell <pb@reciva.com>
3349 * configure.ac: Add test for ARM TLS support.
3350 * configure: Regenerated.
3351 * config/arm/arm-protos.h (legitimize_tls_address)
3352 (arm_tls_referenced_p, tls_mentioned_p)
3353 (arm_output_addr_const_extra): New prototypes.
3354 (thumb_legitimize_pic_address): Delete.
3355 * config/arm/arm.c: Include "gt-arm.h".
3356 (enum tls_reloc): New.
3357 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3358 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3359 (arm_call_tls_get_addr, legitimize_tls_address)
3360 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3361 (arm_init_tls_builtins, arm_emit_tls_decoration)
3362 (arm_output_addr_const_extra): New functions.
3363 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3364 (TARGET_HAVE_TLS): Define.
3365 (target_thread_pointer): New.
3366 (arm_override_options): Handle -mtp=.
3367 (legitimize_pic_address): Ignore UNSPECs.
3368 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3370 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3371 (tls_get_addr_libfunc): New variable.
3372 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3373 (arm_init_builtins): Call arm_init_tls_builtins.
3374 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3375 (arm_encode_section_info): Call default_encode_section_info.
3376 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3377 (enum arm_tp_type): New.
3378 (target_thread_pointer): Add declaration.
3379 (LEGITIMATE_CONSTANT_P): Handle TLS.
3380 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3381 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3382 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3383 * config/arm/arm.md: Add UNSPEC_TLS.
3384 (movsi): Handle TLS.
3385 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3387 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3388 (load_tp_hard, load_tp_soft): New insns.
3389 * arm.opt: Add -mtp=.
3390 * doc/invoke.texi (ARM Options): Document -mtp.
3392 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3394 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3395 * config/arm/libunwind.S: Include "lib1funcs.asm".
3396 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3397 (LIB2ADDEH): Add libunwind.S.
3398 (LIB2ADDEHDEP): Add lib1funcs.asm.
3399 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3401 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3404 * gcc/c.opt: Add a -lang-fortran option.
3405 * gcc/c-opts.c: Add a lang_fortran flag.
3406 (c_common_init_options): Handling the -lang-fortran option.
3407 (c_common_handle_option): Add a case for Fortran options in
3408 preprocessing. Remove cases for -ffixed-form and
3409 -ffixed-line-length. Add a case for -lang-fortran.
3411 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3413 * config/rs6000/rs6000.c: Include params.h
3414 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3415 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3416 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3417 (UNSPEC_VPKUWSS): Delete.
3418 (altivec_vpkuhss): Delete.
3419 (altivec_vpkuwss): Delete.
3420 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3422 (neg_eq0<mode>): Remove final condition.
3423 (neg_eq<mode>): Remove condition and split-condition.
3425 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3427 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3428 Use associated print macros.
3430 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3433 * diagnostic.c (diagnostic_set_info_translated): New function.
3434 (diagnostic_set_info): Use it. Add comment.
3435 * diagnostic.h (diagnostic_set_info_translated): Declare.
3437 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3439 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3440 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3441 reference only if 'public' is true.
3442 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3443 emit the .hidden directive only if the indirect reference is public.
3444 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3445 Pass it to dw2_force_const_mem.
3446 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3447 * dwarf2out.c (output_cfi): Adjust calls to above function.
3448 (output_call_frame_info): Likewise.
3449 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3450 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3452 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3454 PR tree-optimization/24483
3455 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3456 field to elts if possible.
3458 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3461 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3464 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3466 Fix PR tree-optimization/24351
3468 * tree-ssa-structalias.c (struct variable_info): Add
3470 (get_varinfo_fc): New function to follow collapsing.
3471 (new_var_info): Set collapsed_to to NULL.
3472 (dump_constraint): Follow collapsing.
3473 (build_constraint_graph): Handle collapsing.
3474 (do_simple_structure_copy): Return false if something bad
3476 (collapse_rest_of_var): New function.
3477 (do_structure_copy): Collapse if do_simple_structure_copy returns
3480 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3483 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3484 expressions to a statement list instead of gimplifying them.
3486 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3488 PR rtl-optimization/23585
3489 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3490 that can't trap plus a constant integer, if the mode has zero size.
3492 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3495 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3497 ("*insv<mode>_reg_extimm"): Likewise.
3499 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3502 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3503 c_common_type_for_mode returns an unnamed type.
3505 2005-11-02 Richard Henderson <rth@redhat.com>
3509 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3510 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3511 * function.c (assign_parms): Use calls.internal_arg_pointer.
3512 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3514 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3515 (TARGET_CALLS): Add it.
3516 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3517 * targhooks.c (default_internal_arg_pointer): New.
3518 * targhooks.h (default_internal_arg_pointer): Declare.
3519 * tree.h (dwarf2out_reg_save_reg): Declare.
3520 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3521 * config/i386/i386.c (dbx_register_map): Add return column.
3522 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3523 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3524 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3525 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3526 (ix86_save_reg): Save force_align_arg_pointer.
3527 (ix86_emit_save_regs): Make regno unsigned.
3528 (ix86_emit_save_regs_using_mov): Likewise.
3529 (ix86_expand_prologue): Handle force_align_arg_pointer.
3530 (ix86_expand_epilogue): Likewise.
3531 * config/i386/i386.h: (dbx_register_map): Update.
3532 (dbx64_register_map, svr4_dbx_register_map): Update.
3533 (struct machine_function): Add force_align_arg_pointer.
3534 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3535 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3536 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3538 2005-11-02 Jan Hubicka <jh@suse.cz>
3541 * i386.md: Add peep2 for simplyfing array accesses.
3543 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3546 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3547 * config/s390/s390.c (s390_decompose_shift_count): New function.
3548 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3549 (print_shift_count_operand): Use s390_decompose_shift_count.
3550 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3551 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3553 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3556 * loop.c (loop_givs_rescan): Use force_operand to expand
3559 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3562 * fold-const.c (build_range_check): Use unsigned when signed
3563 overflow is undefined also. If etype is subtype, make sure that
3564 the subtraction is in the supertype.
3566 2005-11-02 Richard Henderson <rth@redhat.com>
3569 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3572 2005-11-01 Richard Henderson <rth@redhat.com>
3575 * loop.c (scan_loop): Do not propagate computations to a hard
3576 register destination with SMALL_REGISTER_CLASSES.
3578 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3580 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3581 costs for MULT inside PLUS or MINUS.
3583 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3585 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3586 (TRAMPOLINE_SIZE): Round up to 60.
3587 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3589 2005-10-31 James E. Wilson <wilson@specifix.com>
3592 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3593 ifdef. Put ifdefs around call in gen_subprogram_die.
3594 (compute_frame_pointer_to_cfa_displacement): Likewise.
3595 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3598 PR rtl-optimization/17356
3599 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3600 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3602 2005-10-31 Jan Hubicka <jh@suse.cz>
3605 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3608 * i386.c (legitimize_pic_address): Deal with large immediates.
3611 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3612 from symbol names while computing checkup.
3615 * predict.c (predict_loops): Do not estimate more than
3616 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3617 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3619 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3621 PR tree-optimization/19097
3622 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3624 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3626 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3628 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3631 * tree-inline.c (setup_one_parameter): If the init_stmt
3632 is NULL, don't insert the statement.
3634 2005-10-30 Jan Hubicka <jh@suse.cz>
3636 PR tree-optimization/24172
3637 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3639 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3641 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3642 constants for hosts with long != 32 bits.
3644 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3647 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3649 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3651 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3652 (TARGET_MS1_16_002): New.
3653 (TARGET_MS1_16_003): New.
3655 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3656 ("*decrement_and_branch_until_zero_no_clobber"): New.
3657 Add corresponding splitter for decrement_and_branch_until_zero
3659 Key all decrement_and_branch_until_zero patterns off of
3662 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3665 * tree-complex.c (extract_component): Treat RESULT_DECL
3666 like the rest of the decls.
3668 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3670 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3671 indirect call to _mcount if the function needs a static chain.
3673 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3674 Caroline Tice <ctice@apple.com>
3676 PR rtl-optimization/24460
3677 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3678 (dwarf2out_switch_text_section): Set it to true instead of
3679 incrementing separate_line_info_table_in_use.
3680 (output_loc_list): Additionally test have_switched_text_sections.
3681 (output_ranges): Likewise.
3682 (dwarf2out_finish): Likewise.
3683 * varasm.c (assemble_start_function): Do not call
3684 insert_section_boundary_note.
3685 (assemble_end_function): If flag_reorder_blocks_and_partition,
3686 switch to the function's section before emitting the .size directive.
3687 * bb-reorder.c (insert_section_boundary_note): Staticify.
3688 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3689 * output.h (insert_section_boundary_note): Delete.
3691 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3694 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3695 instead of pointer equality when comparing types.
3697 2005-10-24 James E. Wilson <wilson@specifix.com>
3699 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3700 add_dependence_list_and_free calls.
3702 2005-10-24 Steven Bosscher <stevenb@suse.de>
3704 * contrib.texi: Add the names of the LLNL folks who donated
3705 Cray pointer support for gfortran.
3707 2005-10-24 Steven Bosscher <stevenb@suse.de>
3709 PR tree-optimization/24225
3710 * profile.c (branch_prob): Look from end to start through a
3711 basic block when looking for a locus.
3713 2005-10-24 Richard Henderson <rth@redhat.com>
3715 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3717 (hppa_expand_prologue): Likewise.
3719 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3721 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3722 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3723 * pa.h (NO_PROFILE_COUNTERS): Define.
3724 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3725 (funcdef_nos): New vector to hold label numbers of deferred profile
3727 (output_deferred_profile_counters): New function.
3728 (hppa_profile_hook): Push label number onto funcdef_nos.
3729 (pa_hpux_file_end): Call output_deferred_profile_counters if
3730 NO_DEFERRED_PROFILE_COUNTERS is false.
3732 * pa-protos.h (get_deferred_plabel): New prototype.
3733 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3735 (output_call): Adjust calls.
3737 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3739 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3740 peculiarity of GOT/TOC section usage.
3742 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3745 * c-common.c (constant_string_class_name): Add documentation.
3747 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3750 * recog.c (peephole2_optimize): Increment peep2_current_count
3751 only when the slot is empty.
3753 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3756 * except.c (output_function_exception_table): Call
3757 assemble_external_libcall if we need a personality function.
3759 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3761 PR rtl-optimization/24460
3762 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3763 set the basic block for barriers.
3765 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3767 * var-tracking.c (vt_initialize): Initialize post.
3769 2005-10-21 Devang Patel <dpatel@apple.com>
3772 * c-common.c (vector_types_convertible_p): Check vector element type.
3774 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3776 * config/sh/sh.c (prepare_move_operands): Handle the address
3777 constant which is a tls symbolic address plus a constant.
3779 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3782 * gcc.c (main): Use the correct counter for erroring out
3783 about mulitple files.
3785 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3788 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3789 use r2 for 64-bit tls .got access.
3791 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3793 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3796 2005-10-20 Steven Bosscher <stevenb@suse.de>
3798 PR tree-optimization/24307
3799 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3801 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3804 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3806 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3807 is ready, stop marking functions, but still mark variables.
3809 2005-10-20 Richard Guenther <rguenther@suse.de>
3812 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3815 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3817 PR rtl-optimization/23585
3818 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3819 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3820 (may_trap_p_1): New predicate extracted from...
3821 (may_trap_p): ... here. Invoke may_trap_p_1.
3822 (may_trap_or_fault_p): New predicate.
3823 * rtl.h (may_trap_or_fault_p): Declare it.
3824 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3825 instead of may_trap_p.
3826 (steal_delay_list_from_fallthrough): Likewise.
3827 (fill_simple_delay_slots): Likewise.
3828 (fill_slots_from_thread): Likewise.
3829 * function.c (pad_to_arg_alignment): Rework comment about
3830 SPARC_STACK_BOUNDARY_HACK.
3831 * config/sparc/sparc.h: Likewise.
3833 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3835 * config/s390/s390.c (s390_expand_insv): New.
3836 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3837 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3838 ("icm_hi"): Remove mode attribute.
3839 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3841 ("*extracthi", "*extractqi"): Remove.
3842 (extv<mode>", "*extzv<mode>"): New.
3843 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3844 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3846 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3848 * cfgexpand.c (discover_nonconstant_array_refs_r,
3849 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3850 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3851 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3852 discover_nonconstant_array_refs.
3854 2005-10-19 Steven Bosscher <stevenb@suse.de>
3857 * c-decl.c (pop_scope): Don't warn about an unused variable
3858 if it is marked with TREE_NO_WARNING.
3859 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3860 somenow mismatch and olddecl is to be replaced.
3862 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3865 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3866 whether registers live on the edge can be saved/restored.
3868 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3870 * config/sh/sh.c (fixup_mova): Skip notes.
3872 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3874 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3875 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3876 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3877 (s390_initial_elimination_offset): Likewise.
3878 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3879 register on TARGET_ZARCH targets.
3880 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3881 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3882 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3883 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3885 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3887 * config/s390/s390.md: Comment describing output modifiers updated.
3888 * config/s390/s390.c (print_operand): Likewise.
3890 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3892 * config/s390/s390.c (override_options): Added check for -mstack-size
3894 * doc/invoke.texi: Mention that limit in the documenation.
3896 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3899 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3901 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3903 Fix PR tree-optimization/24231
3905 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3906 (compute_avail): Ditto.
3908 2005-10-18 Richard Henderson <rth@redhat.com>
3911 * config/i386/i386.c (legitimate_constant_p): Check
3912 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3914 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3915 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3916 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3918 (print_operand_address): Likewise.
3919 * config/i386/predicates.md (x86_64_immediate_operand): Test
3920 SYMBOL_REF_TLS_MODEL properly inside CONST.
3921 (x86_64_zext_immediate_operand): Likewise.
3922 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3923 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3924 * config/i386/i386-protos.h: Remove predicates.md entries.
3926 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3928 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3929 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3931 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3932 Ian Lance Taylor <ian@airs.com>
3935 * fold-const.c (fold_widened_comparison): Do not allow range based
3936 constant folding when right operand cannot be unwidened.
3938 2005-10-17 Richard Henderson <rth@redhat.com>
3940 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3941 with a memory clobber.
3943 2005-10-17 James E Wilson <wilson@specifix.com>
3945 PR rtl-optimization/17356
3946 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3947 checking for EDGE_EH.
3949 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3951 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3952 the slot on an even boundary for any type with 16-byte alignment.
3954 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3957 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3958 after register allocation.
3960 2005-10-17 DJ Delorie <dj@redhat.com>
3962 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3965 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3968 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3971 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3973 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3974 to 2 if it's already non-zero.
3975 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3976 is set and warn about it if flag_schedule_insns is 1.
3978 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3980 * config/crx/crx.md: Compare-and-branch instructions need to
3983 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3986 * config/i386/i386.md (*pushdi2_rex64 splitter)
3987 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3988 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3989 flow2 pass only when (optimize > 0 && flag_peephole2).
3991 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3994 * gcc.c (have_c): New static variable.
3996 (process_command): Remove declation of have_c.
3997 Set have_o to 1 when handling -o.
3998 (main): Add a fatel error if there are multiple
3999 files specified and -o and -c/-S is passed witout
4000 -combine or multiple languages.
4002 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4004 Fix PR tree-optimization/22444
4005 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4006 Assert that we don't hit something with subvars.
4007 (setup_pointers_and_addressables): Don't add things with subvars,
4008 because we'll already process the subvars for aliasing purposes.
4010 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4013 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4014 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4015 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4016 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4017 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4018 swapped, alternatives for the R constraint.
4021 * builtins.c (get_builtin_sync_mode): Make unlimited
4022 mode_for_size request.
4024 2005-10-15 Richard Henderson <rth@redhat.com>
4026 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4027 (gimplify_expr): ... here.
4028 (gimplify_compound_lval): Use it in initial scan loop. Allow
4029 fb_lvalue in base expression.
4031 2005-10-15 Richard Henderson <rth@redhat.com>
4034 * builtins.c (expand_builtin_trap): Export.
4035 * expr.h (expand_builtin_trap): Declare.
4036 * expr.c (expand_assignment): Emit a trap for integral offsets
4037 from registers that weren't reduced to bitpos.
4039 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4040 (mark_array_ref_addressable): Remove.
4041 * tree-flow.h (mark_array_ref_addressable): Remove.
4042 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4044 2005-10-15 James E Wilson <wilson@specifix.com>
4047 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4048 (add_dependence_list_and_free): Likewise.
4049 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4052 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4056 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4057 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4059 (vrp_visit_phi_node): Only prevent infinite iterations when
4060 the previous result and the new result are both VR_RANGEs.
4062 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4064 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4067 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4070 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4073 2005-10-14 Per Bothner <per@bothner.com>
4075 PR preprocessor/21250
4076 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4078 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4081 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4082 overflow flags. Refactor some conditionals.
4084 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4087 * tree-dfa.c (add_referenced_var): Only look at decls which
4088 have TREE_CONSTANT or TREE_READONLY set instead of if
4089 !TREE_PUBLIC or !TREE_CONSTANT.
4091 2005-10-13 James E Wilson <wilson@specifix.com>
4093 * doc/invoke.texi: For -x, add f95-cpp-input.
4094 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4096 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4098 PR tree-optimization/24262
4099 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4100 in loop all the time.
4102 2005-10-12 Richard Henderson <rth@redhat.com>
4105 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4106 * function.c (assign_parm_find_data_types): Don't support it.
4107 * print-tree.c (print_node): Likewise.
4108 * c-common.c (handle_transparent_union_attribute): Likewise.
4109 Use build_duplicate_type.
4110 * tree-inline.c (remap_type_1): Split out of remap_type;
4111 properly remap aggregate fields.
4112 (build_duplicate_type): New.
4113 * doc/extend.texi (Variable Attributes): Remove documentation
4114 for transparent_union.
4116 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4119 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4120 (gen_stack_pointer_dec): Likewise.
4122 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4126 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4128 (struct cxx): Add adjust_class_at_definition target hook.
4129 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4130 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4131 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4132 hook_void_tree. Add to TARGET_CXX.
4133 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4135 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4136 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4137 instead of attribute. Check for dllexport override. Warn if
4138 inconsistent dll linkage. Don't lose old dllimport if decl has
4139 had address referenced. Tweak lookup of dllimport atribute.
4140 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4141 for target specific rules. Don't add dllimport attribute if
4142 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4143 dllimport attribute.
4144 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4145 * varasm.c (initializer_constant_valid_p): Replace
4146 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4150 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4151 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4152 (i[34567]86-*-mingw32*): Likewise.
4154 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4155 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4157 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4158 C++-specific code. Change return value to bool.
4159 (i386_pe_dllimport_p): Likewise.
4160 (associated_type): Simplify and make language-independent
4161 (i386_pe_encode_section_info): Replace override of ambiguous
4162 dllimport symbol refs with a gcc_assert.
4163 (i386_pe_valid_dllimport_attribute_p): Define.
4164 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4165 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4166 i386_pe_adjust_class_at_definition.
4167 * config/i386/winnt-stubs.c: New file. Define stub versions of
4168 lang-specific functions.
4169 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4170 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4171 i386_pe_adjust_class_at_definition.
4172 (i386_pe_valid_dllimport_attribute_p): Declare.
4173 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4174 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4175 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4178 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4179 dllimport attribute with test of DECL_DLLIMPORT_P.
4181 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4183 * combine.c (make_extraction): Correct offset computation.
4185 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4187 * config/cris/t-linux (LIMITS_H_TEST): Define.
4189 2005-10-12 Richard Henderson <rth@redhat.com>
4192 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4194 2005-10-12 Richard Guenther <rguenther@suse.de>
4196 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4198 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4201 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4202 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4205 2005-10-12 Richard Guenther <rguenther@suse.de>
4208 * varasm.c (output_constant): Correct typo from previous
4211 2005-10-11 Ian Lance Taylor <ian@airs.com>
4213 PR rtl-optimization/13931
4214 * combine.c: Revert patch of 2003-05-14, and:
4215 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4216 completely killed in the appropriate insn.
4217 (distribute_notes): Don't skip multiple hard register test for
4218 elim_i1 and elim_i2.
4220 2005-10-11 Richard Henderson <rth@redhat.com>
4223 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4224 to initialize a transparent union instead of a nop_expr.
4226 2005-10-11 Richard Henderson <rth@redhat.com>
4228 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4229 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4230 (tree_ssa_dce_loop): Call scev_reset.
4233 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4234 * tree-ssa-dce.c: Include cfgloop.h.
4235 (tree_ssa_dce_loop, pass_dce_loop): New.
4236 * tree-pass.h (pass_dce_loop): Declare it.
4237 * passes.c (init_optimization_passes): Use it.
4239 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4242 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4243 Only apply the optimization for rounding builtins if the inner
4244 cast is also an extension.
4246 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4249 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4250 mark_new_vars_to_rename instead of update_stmt.
4252 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4254 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4256 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4258 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4259 for setting MMX register to 0 rather than mmx.
4261 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4264 * configure.ac: Move gas check from mips specific case to common case.
4265 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4266 * configure: Regenerate
4267 * doc/install.texi: Update.
4269 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4272 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4274 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4276 * gcc.c (do_spec_1): Accept numeric characters in file name
4279 2005-10-10 Nick Clifton <nickc@redhat.com>
4281 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4282 describing the deleted arm_gen_rotated_half_load function.
4284 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4286 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4289 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4291 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4293 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4294 (EXTRA_MULTILIB_PARTS): Define.
4295 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4296 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4297 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4298 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4299 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4300 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4302 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4304 PR tree-optimization/24226
4305 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4306 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4307 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4310 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4312 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4314 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4317 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4318 Rewrite for no need for the early clobber.
4320 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4322 Merge from csl-arm-branch:
4323 2005-09-07 Paul Brook <paul@codesourcery.com>
4324 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4327 2005-04-30 Paul Brook <paul@codesourcery.com>
4328 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4329 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4331 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4332 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4333 (arm_override_options): Use TARGET_AAPCS_BASED.
4334 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4335 (PTRDIFF_TYPE): Use int for AAPCS.
4336 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4337 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4338 (DEFAULT_SHORT_ENUMS): Delete.
4339 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4341 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4342 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4343 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4344 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4346 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4347 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4349 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4350 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4352 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4353 * config.gcc (arm*-*-linux-gnueabi): Add it.
4354 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4356 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4357 * config/arm/linux-eabi.h: New file.
4358 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4359 (LINUX_TARET_LINK_SPEC): Likewise.
4360 (LINK_SPEC): Use it.
4361 * config/arm/t-linux-eabi: New file.
4363 2005-10-08 Steven Bosscher <stevenb@suse.de>
4366 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4368 (PARAM_SMS_DFA_HISTORY): Likewise.
4370 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4373 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4374 (load_register_parameters): Call it.
4375 (check_sibcall_argument_overlap_1): Likewise.
4376 (store_one_arg): Likewise.
4378 2005-10-07 James E. Wilson <wilson@specifix.com>
4380 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4381 DImode not VECINT24 for operand 2.
4384 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4388 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4389 fr_spill): Use destination_operand for operand 0.
4391 2005-10-07 DJ Delorie <dj@redhat.com>
4393 * varasm.c (output_constant): Limit error to expanding
4396 2005-10-07 Richard Guenther <rguenther@suse.de>
4399 * fold-const.c (fold_binary): Fix operand types during folding
4400 of X op (A, Y). Evaluation order of the side-effects of
4401 X and A are frontend-defined, so ensure we honour that even for
4402 tcc_comparison class operands; eased by removing duplicate code.
4404 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4406 * stor-layout.c (layout_type): Do not allow alignment of array
4407 elements to be greater than their size.
4409 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4411 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4413 (hppa*-*-linux*): Ditto.
4414 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4415 * config/host-hpux.c: New.
4416 * config/x-hpux: New.
4417 * config/pa/x-hpux: Remove.
4418 * config/pa/x-linux: Remove.
4419 * config/pa/pa-host.c: Remove.
4421 2005-10-07 Jeff Law <law@redhat.com>
4423 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4424 determine whether or not to try and thread outgoing edges.
4426 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4428 * config/rs6000/rs6000.md (eqsi_power): New.
4429 (neg_eq0si): Add TARGET_POWER to final condition.
4432 2005-10-06 Richard Henderson <rth@redhat.com>
4434 * config/rs6000/rs6000.c: Revert last change.
4436 2005-10-06 Richard Henderson <rth@redhat.com>
4438 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4439 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4441 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4445 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4446 out return_label and naked_return_label.
4448 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4450 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4453 2005-10-06 Richard Henderson <rth@redhat.com>
4456 * tree-inline.c (declare_return_variable): Handle modify_dest not
4459 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4461 Fix PR tree-optimization/22488
4462 * tree-ssa-structalias.c (check_for_overlaps): New function.
4463 (create_variable_info_for): Use it.
4465 2005-10-06 Richard Henderson <rth@redhat.com>
4468 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4469 (dwarf2out_start_source_file): Print it.
4471 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4473 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4475 2005-10-06 Richard Henderson <rth@redhat.com>
4478 * mode-switching.c (optimize_mode_switching): Clear transp bit
4479 for block with incomming abnormal edges.
4481 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4482 (fpscr_set_from_mem): Use them.
4483 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4484 (fpscr postinc splitters): Rewrite as peephole2+split.
4486 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4488 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4489 (eq<mode>_compare): Same.
4491 2005-10-06 Richard Guenther <rguenther@suse.de>
4493 PR tree-optimization/24238
4494 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4496 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4498 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4499 here. Use AC_PATH_PROG for environment variables instead of
4501 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4503 * configure: Regenerated.
4505 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4508 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4509 then force it into a register.
4510 (call_value): Likewise.
4512 2005-10-06 Richard Henderson <rth@redhat.com>
4515 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4516 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4517 under pass_vectorize.
4519 2005-10-05 Devang Patel <dpatel@apple.com>
4522 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4523 handling constants. Check NAMESPACE_DECL context for constants.
4525 2005-10-05 Eric Christopher <echristo@apple.com>
4527 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4529 2005-10-05 Richard Henderson <rth@redhat.com>
4532 * tree-cfg.c (mark_array_ref_addressable_1): New.
4533 (mark_array_ref_addressable): New.
4534 * tree-flow.h (mark_array_ref_addressable): Declare.
4535 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4537 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4541 * reload.c (subst_reloads): When adding a REG_LABEL to a
4542 jump instruction, also update JUMP_LABEL.
4544 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4546 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4547 * bb-reorder.c (copy_bb_p): Use it.
4548 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4550 2005-10-05 Richard Henderson <rth@redhat.com>
4553 * toplev.c (process_options): Warn about unsupported combinations
4554 of unwind tables and omit-frame-pointer.
4555 * config/i386/i386.c (override_options): Similarly. Enable
4556 accumulate-outgoing-args if not explicitly disabled.
4558 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4560 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4561 Handle big endian vs. small endian.
4562 (vec_initv2sf): Handle big endian vs. small endian.
4563 (*vec_extractv2sf_1): Ditto.
4565 2005-10-05 Dale Johannesen <dalej@apple.com>
4567 * convert.c (convert_to_real): Don't convert
4568 (float)floor(double d) to floorf((float)d).
4570 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4572 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4574 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4576 PR tree-optimization/18587
4577 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4578 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4579 build_vuses): Change to VEC type.
4580 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4581 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4582 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4583 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4584 (get_name_decl): New. Return DECL_UID of base variable.
4585 (operand_build_cmp): New. qsort comparison routine.
4586 (operand_build_sort_virtual): New. Sort virtual build vector.
4587 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4588 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4589 (FINALIZE_BASE): Use get_name_decl.
4590 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4591 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4592 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4593 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4594 direct VEC_* manipulations.
4595 (build_ssa_operands): Call operand_build_sort_virtual.
4596 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4597 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4598 with direct VEC_* manipulations.
4599 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4600 with direct VEC manipulations.
4602 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4604 PR tree-optimization/21419
4605 PR tree-optimization/24146
4606 PR tree-optimization/24151
4608 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4609 (build_asm_expr): Call it if outputs are read-only.
4610 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4612 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4613 Paolo Bonzini <bonzini@gnu.org>
4617 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4618 enable the instructions and not just the built-ins.
4619 * doc/invoke.texi (x86 Options): Likewise.
4621 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4623 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4625 * doc/invoke.texi (Option Summary): Correct spelling
4626 of -mmacosx-version-min.
4628 2005-10-04 Devang Patel <dpatel@apple.com>
4630 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4633 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4635 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4636 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4638 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4640 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4641 ("TE","tg"): New mode attributes.
4642 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4643 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4644 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4645 dword_mode and one for GPRmode.
4647 2005-10-04 Ian Lance Taylor <ian@airs.com>
4649 PR preprocessor/13726
4650 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4651 any comments passed in.
4653 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4655 * tree.c (annotate_with_file_line): Fix typo.
4657 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4660 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4661 type used to access data in the inlined length == 1 case, use
4662 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4663 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4665 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4667 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4668 TARGET_SSE3 and only for TARGET_80387.
4669 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4670 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4671 Do not depend on TARGET_80387.
4673 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4675 * tree.c (last_annotated_node): Change type to location_t*.
4676 (annotate_with_file_line): Reflect the change of
4677 last_annotated_node type.
4679 2005-10-04 Richard Guenther <rguenther@suse.de>
4682 * c-decl.c (grokdeclarator): Don't write to fields
4685 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4688 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4690 * varasm.c (make_decl_rtl): If a register variable does not
4691 have a set user assmbler name, error out.
4692 Decode the asmspec is now name+1 bypassing '*'.
4694 2005-10-04 Steven Bosscher <stevenb@suse.de>
4696 PR tree-optimization/23049
4697 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4698 of a COND_EXPR is folded before calling fold on the whole rhs of a
4699 conditional assignment.
4700 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4701 document that a COND_EXPR may appear there.
4703 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4706 * tree-vrp.c (extract_range_from_assert): If the new numeric
4707 range created out of the assertion contradicts the existing
4708 numeric range of the ASSERT_EXPR variable, make the new range
4711 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4713 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4714 from T_REGS to FP register class.
4716 2005-10-03 Richard Henderson <rth@redhat.com>
4719 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4720 before creating a new one.
4722 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4724 * config/rs6000/t-aix43 (LDFLAGS): New.
4725 * config/rs6000/t-aix52 (LDFLAGS): New.
4727 2005-10-03 Ian Lance Taylor <ian@airs.com>
4729 * gimplify.c (find_single_pointer_decl_1): New static function.
4730 (find_single_pointer_decl): New static function.
4731 (internal_get_tmp_var): For a formal variable, set restrict base
4732 information if appropriate.
4733 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4735 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4736 (DECL_GET_RESTRICT_BASE): Define.
4737 (SET_DECL_RESTRICT_BASE): Define.
4738 (decl_restrict_base_lookup): Declare.
4739 (decl_restrict_base_insert): Declare.
4740 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4741 * tree.c (restrict_base_for_decl): New static variable.
4742 (init_ttree): Initialize restrict_base_for_decl.
4743 (copy_node_stat): Copy restrict base information.
4744 (decl_restrict_base_lookup): New function.
4745 (decl_restrict_base_insert): New function.
4746 (print_restrict_base_statistics): New static function.
4747 (dump_tree_statistics): Call print_restrict_base_statistics.
4749 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4752 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4753 case of anti-ranges.
4755 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4758 * c-typeck.c (tagged_tu_seen): Rename to ...
4759 (tagged_tu_seen_cache): this and add val field.
4760 (comptypes): Move functional to comptypes_internal
4761 and free tagged_tu_seen.
4762 (comptypes_internal): New function and call comptypes_internal
4763 instead of comptypes. Speed up by sibcalling
4764 tagged_types_tu_compatible_p.
4765 (alloc_tagged_tu_seen): New function
4766 (free_all_tagged_tu_seen_up_to): New function.
4767 (tagged_types_tu_compatible_p): Return the val of the seen two
4769 Add that the two types are the same to tagged_tu_seen_base
4770 if they are and call comptypes_internal instead of comptypes.
4771 <case UNION_TYPE>: Speed up common type where the fields are
4773 (function_types_compatible_p): Call comptypes_internal instead of
4775 (type_lists_compatible_p): Likewise.
4776 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4778 2005-10-02 Matthias Klose <doko@debian.org>
4780 * doc/invoke.texi: Fix typo and speling error.
4782 2005-10-01 Richard Henderson <rth@redhat.com>
4784 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4786 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4788 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4789 using --start-group and --end-group.
4791 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4793 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4794 FIXME note regarding quirky semantics.
4796 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4799 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4800 non-null range as a last resort.
4802 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4803 Diego Novillo <dnovillo@redhat.com>
4806 * tree-vrp.c (extract_range_from_assert): For !=
4807 assertions, only build an anti-range if LIMIT is a
4808 single-valued range.
4810 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4812 * arm.md (movqi): On thumb when optimizing, handle loading from
4813 memory by describing this as taking a subreg of a zero-extended load
4814 into an SImode register.
4817 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4819 * reload1.c (merge_assigned_reloads): Do not change any
4820 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4822 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4824 * Makefile.in (LIPO_FOR_TARGET): Define.
4825 (STRIP_FOR_TARGET): Define.
4827 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4828 before creating new ones. Do symlinks before creating the actual
4831 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4832 to work out which multilibs are actually being built.
4834 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4836 * tree-vect-transform.c, config/ms1/ms1.md,
4837 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4838 Follow spelling conventions.
4839 * doc/invoke.texi, doc/md.texi: Fix typos.
4841 2005-09-30 Andrew Macleod <amacleod@redat.com>
4843 PR tree-optimization/21430
4844 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4845 use operands, and set stmt pointer if need be.
4846 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4847 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4850 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4853 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4855 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4857 * optabs.c (expand_binop): Initialize first_pass_p.
4859 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4862 * c-decl.c (c_write_global_declarations_1): If any
4863 wrapup_global_declaration_2 call returned true, restart the loop.
4865 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4867 Fix PR tree-optimization/24117
4868 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4869 before considering whether to use anyoffset.
4871 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4875 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4877 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4879 (swap_commutative_operands_with_target): New.
4881 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4884 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4887 2005-09-29 Steven Bosscher <stevenb@suse.de>
4889 PR tree-optimization/23911
4890 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4891 and IMAGPART_EXPR too.
4893 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4896 * expmed.c (expand_shift): Move logic to reverse rotation
4897 direction when rotating by constants ...
4898 * optabs.c (expand_binop): ... here.
4899 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4900 (ix86_rotrdi3): New pattern.
4901 (rotldi3): Handle 32-bit mode.
4902 (ix86_rotldi3): New pattern.
4904 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4907 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4908 check for numbers that need no bit twiddle.
4910 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4912 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4913 multilib to be built.
4915 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4916 (stage1-start): Delete old libgcc and libunwind before moving
4917 anything into the stage directory.
4918 (stage2-start): Likewise.
4919 (stage3-start): Likewise.
4920 (stage4-start): Likewise.
4921 (stageprofile-start): Likewise.
4922 (stagefeedback-start): Likewise.
4923 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4924 header in tm_file and CPU-specific t-darwin in tmake_file.
4925 (i[34567]86-*-darwin*): Don't change tm_file.
4926 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4927 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4928 shared library stub for target OS version.
4929 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4930 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4931 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4932 (libgcc_s.%.dylib): New.
4934 (install-darwin-libgcc-stubs): New.
4935 (INSTALL_LIBGCC): New append.
4936 * config/i386/darwin-libgcc.10.4.ver: New.
4937 * config/i386/darwin-libgcc.10.5.ver: New.
4938 * config/i386/t-darwin: New.
4939 * config/rs6000/darwin-libgcc.10.4.ver: New.
4940 * config/rs6000/darwin-libgcc.10.5.ver: New.
4941 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4942 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4944 2005-09-28 Paul Brook <paul@codesourcery.com>
4946 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4949 2005-09-28 Richard Guenther <rguenther@suse.de>
4951 PR tree-optimization/23853
4952 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4953 host_integerp to verify misalignment value.
4955 2005-09-28 Richard Henderson <rth@redhat.com>
4957 * builtins.c (get_builtin_sync_mode): New.
4958 (expand_builtin_sync_operation): Pass in mode argument.
4959 (expand_builtin_compare_and_swap): Likewise.
4960 (expand_builtin_lock_test_and_set): Likewise.
4961 (expand_builtin_lock_release): Likewise.
4962 (expand_builtin): Update to match.
4964 2005-09-28 Nick Clifton <nickc@redhat.com>
4966 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4967 formatting. Add check to PLUS case to ensure that the offset is
4968 within an acceptable range.
4970 * config/v850/v850.md (casesi): Disable the generation of the
4971 switch pattern as it is not being handled properly at the moment.
4973 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4974 for when the high words are identical.
4976 2005-09-27 Richard Henderson <rth@redhat.com>
4978 * pretty-print.c (pp_base_format): Fix typo for %>.
4980 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4981 Devang Patel <dpatel@apple.com>
4983 PR tree-optimization/23625
4984 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4985 LABEL_EXPR, assertion check.
4987 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4989 * optabs.c (no_conflict_move_test): Check if a result of a
4990 to-be-moved insn would be clobbered by an originally
4993 2005-09-27 Jeff Law <law@redhat.com>
4995 * passes.c (init_optimization_passes): Replace copy propagation
4996 passes immediately after DOM with phi-only copy propagation
4997 pases. Add phi-only copy propagation pass after first DOM pass.
4998 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4999 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5000 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5001 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5002 to init_copy_prop. Callers updated.
5003 (do_phi_only_copy_prop): New function.
5004 (pass_phi_only_copy_prop): New pass descriptor.
5006 2005-09-27 Nick Clifton <nickc@redhat.com>
5008 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5010 2005-09-26 Jason Merrill <jason@redhat.com>
5013 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5015 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5017 2005-09-26 James E Wilson <wilson@specifix.com>
5019 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5020 copyright. Add gcc copyright plus libgcc exception.
5021 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5023 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5025 2005-09-26 Jeff Law <law@redhat.com>
5027 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5028 about when to iterate.
5030 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5033 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5034 for __complex__ double in -mcpu=G5 mode.
5036 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5038 PR tree-optimization/23942
5039 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5040 * tree-scalar-evolution.c: Include params.h.
5042 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5043 follow_ssa_edge_in_condition_phi_branch,
5044 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5045 Change return type to t_bool. Use a parameter to limit the size of
5046 trees that are walked before stopping
5047 (analyze_evolution_in_loop): Initialize the limit to 0.
5048 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5049 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5051 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5054 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5055 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5057 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5059 * combine.c (make_extraction): Check for valid use of subreg.
5061 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5064 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5065 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5066 ("fist<mode>2_with_temp"): Use only register operands.
5068 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5070 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5071 CALL_INSN_FUNCTION_USAGE.
5073 2005-09-26 Richard Guenther <rguenther@suse.de>
5076 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5077 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5078 (ldst_entry): Use the hashtable instead of list-walking.
5079 (find_rtx_in_ldst): Likewise.
5080 (free_ldst_entry): Free the hashtable.
5081 (compute_ld_motion_mems): Create the hashtable.
5082 (trim_ld_motion_mems): Remove entry from hashtable if
5083 removing it from list.
5084 (compute_store_table): Likewise^2.
5085 (store_motion): Free hashtable in case we did not see
5088 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5090 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5091 and arg1 if we are passing them to fold_build2.
5093 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5096 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5099 2005-09-25 Richard Henderson <rth@redhat.com>
5101 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5102 SYMBOL_REF_TLS_MODEL to be correct.
5104 2005-09-24 Richard Henderson <rth@redhat.com>
5106 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5107 end of function. Reindent.
5109 2005-09-24 Ian Lance Taylor <ian@airs.com>
5111 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5112 NEGATE_EXPR/BIT_NOT_EXPR case.
5114 2005-09-24 Richard Henderson <rth@redhat.com>
5116 * c-common.c (handle_mode_attribute): When not modifying in place,
5117 create subtypes for enumerations.
5118 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5119 * gimplify.c (create_tmp_from_val): Likewise.
5121 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5123 * config/i386/i386.md (*tls_global_dynamic_64,
5124 *tls_local_dynamic_base_64): Add missing mode to call.
5125 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5127 2005-09-24 Jan Hubicka <jh@suse.cz>
5129 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5130 (cgraph_clone_node): Likewise.
5131 * cgraph.h (cgraph_clone_edge): Update prototype.
5132 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5133 duplicated prototypes; add updating argument.
5134 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5135 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5137 (cgraph_mark_inline_edge): Likewise.
5138 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5139 (cgraph_flatten_node): Likewise.
5140 (cgraph_decide_recursive_inlining): Likewise.
5141 (cgraph_decide_inlining_of_small_function): Likewise.
5142 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5144 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5145 Pete Steinmetz <steinmtz@us.ibm.com>
5147 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5148 (rldic.): Set type to "compare".
5150 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5151 mfjmpr for MFCTR/MFLR.
5152 (movdf_hardfloat64): Same.
5153 (movdf_softfloat64): Same. Correct order of store and move types.
5154 (movti_string): Set type to store_ux/load_ux.
5155 (load_multiple): Set type to load_ux.
5156 (store_multiple): Set type to store_ux.
5157 (movmemsi): Set type to store_ux.
5158 (output_cbranch direct_return): Set type to jmpreg.
5159 (stmw): Set type to store_ux.
5160 (lmw): Set type to load_ux.
5161 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5162 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5163 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5164 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5165 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5166 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5167 (rios1-fpstore): Increase latency to 3.
5168 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5169 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5171 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5172 Andrew Pinski <pinskia@physics.uc.edu>
5174 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5175 operand2 constraint to "b".
5176 (sync_<fetchop_name>di_internal): Same.
5177 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5179 (sync_old_<fetchop_name>di_internal): Same.
5180 (sync_new_<fetchop_name>si_internal): Same.
5181 (sync_new_<fetchop_name>di_internal): Same.
5183 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5186 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5187 case, define as macros.
5189 PR rtl-optimization/23837
5190 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5191 clobber / clobber match between dest and p->first.
5193 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5194 (no_conflict_move_test): Update comments.
5196 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5198 * doc/install.texi: Update URL for Jacks.
5199 * doc/sourcebuild.texi: Likewise.
5201 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5204 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5205 registers when choosing register preferences.
5206 (movdf_hardfloat64): Same.
5208 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5210 * expmed.c (expand_shift): Don't use the target of the rotate as
5211 target for the first expanded shift insn.
5212 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5214 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5216 PR tree-optimization/22438
5217 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5218 preserved iv rhs rewriting specially.
5220 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5222 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5223 estimate_only is true.
5224 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5225 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5226 tree-ssa-structalias.c
5227 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5228 ref_contains_indirect_ref.
5229 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5231 2005-09-21 DJ Delorie <dj@redhat.com>
5233 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5235 (mn10300_return_in_memory): Support variable size types also.
5236 (mn10300_pass_by_reference): Likewise.
5237 (mn10300_function_value): New.
5238 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5239 (FUNCTION_OUTGOING_VALUE): Likewise.
5240 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5241 * doc/invoke.texi: Document it.
5243 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5246 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5247 force integer op1 into register for XFmode compares.
5249 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5252 * expmed.c (alg_code): Add alg_impossible.
5253 (alg_hash_entry): Add cost.
5254 (synth_mult): Record alg_impossible in the hash table if
5255 multiplication by a given integer is impossble within the
5256 limit. Speed up using alg_impossible.
5258 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5260 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5261 argument. Allow and set any offset if needs_anyoffset is passed
5263 (get_constraint_for): Add argument here too.
5265 (do_structure_copy): Pass NULL to get_constraint_for.
5266 (handle_ptr_arith): Ditto.
5267 (find_func_aliases): Ditto.
5269 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5271 PR rtl-optimization/23898
5272 * output.h (get_attr_min_length): Declare.
5273 * final.c (get_attr_length_1): New function, broken out of:
5275 (get_attr_min_length): New function.
5276 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5277 (duplicate_computed_gotos): Likewise.
5278 * genattr.c (insn_min_length): Generate declaration.
5279 * genattrtab.c (min_fn, min_attr_value): New functions.
5280 (make_length_attrs): Generate insn_min_length.
5282 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5284 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5286 2005-09-20 Richard Henderson <rth@redhat.com>
5288 PR tree-optimization/24059
5289 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5292 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5294 * c.opt (fextended-identifiers): New.
5295 * c-opts.c (c_common_handle_option): Handle
5296 -fextended-identifiers.
5297 * doc/cpp.texi: Update documentation of extended identifiers.
5298 * doc/cppopts.texi (-fextended-identifiers): Document.
5300 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5302 PR tree-optimization/23929
5303 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5306 PR tree-optimization/23818
5307 * tree-stdarg.c (execute_optimize_stdarg): Call
5308 calculate_dominance_info.
5310 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5312 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5313 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5314 (compute_overlap_steps_for_affine_1_2): Use
5315 get_number_of_iters_for_loop.
5316 (analyze_subscript_affine_affine): Check whether difference is
5318 Use get_number_of_iters_for_loop.
5319 Check whether overlap occurs outside of bounds.
5320 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5322 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5324 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5325 base register if possible.
5327 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5329 PR tree-optimization/18463
5330 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5331 converting it directly is not possible.
5332 (chrec_convert_aggressive): New function.
5333 * tree-chrec.h (chrec_convert_aggressive): Declare.
5334 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5335 Fold chrec conversions aggressively if asked to.
5336 (instantiate_parameters): Modified because of changes in
5337 instantiate_parameters_1.
5339 2005-09-19 Richard Henderson <rth@redhat.com>
5341 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5342 (reduc_splus_v2df): New.
5344 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5346 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5347 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5349 2005-09-19 Richard Henderson <rth@redhat.com>
5351 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5354 2005-09-19 Richard Henderson <rth@redhat.com>
5356 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5357 (ia64_expand_dot_prod_v8qi): New.
5358 * config/ia64/ia64-protos.h: Update.
5359 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5360 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5361 sdot_prodv8qi, sdot_prodv4hi): New.
5362 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5364 2005-09-19 Richard Henderson <rth@redhat.com>
5367 * real.c (exact_real_truncate): Return false if the format cannot
5368 represent the number as a normal.
5370 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5371 for a memory source.
5373 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5375 * tree-ssa-operands.c (swap_tree_operands): Export.
5376 * tree.h (swap_tree_operands): Declare.
5377 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5378 Call swap_tree_operands.
5380 2005-09-19 Richard Henderson <rth@redhat.com>
5382 * tree-flow.h (merge_alias_info): Declare.
5383 * tree-ssa-copy.c (merge_alias_info): Export.
5384 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5385 (vect_create_data_ref_ptr): Use create_iv directly.
5386 (vectorizable_load): Use correct types for integer constants.
5387 (vect_generate_tmps_on_preheader): Likewise.
5388 (vect_gen_niters_for_prolog_loop): Likewise.
5390 2005-09-19 Steven Bosscher <stevenb@suse.de>
5392 PR rtl-optimization/23943
5393 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5395 2005-09-18 Jan Hubicka <jh@suse.cz>
5397 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5399 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5401 * varasm.c (output_constant): Do not abort on conversions to union
5402 types between different sizes.
5404 2005-09-18 Richard Guenther <rguenther@suse.de>
5407 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5410 2005-09-18 Paul Brook <paul@codesourcery.com>
5412 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5414 2005-09-17 Richard Henderson <rth@redhat.com>
5416 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5417 * tree-ssa-loop.c (pass_vect_dce): Remove.
5418 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5421 2005-09-17 Richard Henderson <rth@redhat.com>
5423 * tree-pass.h (pass_vect_dce): Declare.
5424 * passes.c (init_optimization_passes): Add it.
5425 * tree-flow.h (tree_ssa_dce): Declare.
5426 * tree-ssa-dce.c (tree_ssa_dce): Export.
5427 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5428 (gate_tree_vectorize): ... here.
5429 (pass_vect_dce): New.
5431 2005-09-17 Jan Hubicka <jh@suse.cz>
5433 * except.c (struct eh_status): Turn region_array into vec.
5434 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5435 convert_from_eh_region_ranges, find_exception_handler_labels,
5436 current_function_has_exception_handlers, assign_filter_values,
5437 build_post_landing_pads, dw2_build_landing_pads,
5438 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5439 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5440 foreach_reachable_handler, can_throw_internal_1,
5441 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5443 (duplicate_eh_region_1): Update region_array.
5444 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5446 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5449 * expmed.c (expand_mult): Substitute simple register for op0 when
5452 2005-09-17 Richard Henderson <rth@redhat.com>
5454 * expr.c (emit_move_via_integer): Add force argument, pass it on
5455 to emit_move_change_mode. Update callers.
5456 (emit_move_complex): Pass true to new force argument.
5457 * function.c (expand_function_end): Move expand_eh_return call
5458 earlier. Merge sub-word complex values into a pseudo before
5459 copying to the return hard register.
5461 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5463 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5464 between different sizes.
5466 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5470 * passes.c (init_optimization_passes): Register dump files for
5473 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5475 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5476 * config/s390/s390.c (s390_overlap_p): New function.
5477 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5478 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5481 2005-09-16 Richard Guenther <rguenther@suse.de>
5483 * ipa-pure-const.c (static_execute): Free auxiliar information.
5484 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5485 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5487 2005-09-15 DJ Delorie <dj@redhat.com>
5489 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5491 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5493 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5495 (swap_commutative_operands_with_target): New.
5497 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5499 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5502 (estimate_iters_using_array): New function.
5503 * tree-data-ref.h (estimate_iters_using_array): Prototype
5504 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5505 Use estimate_iters_using_array instead of analyze_array.
5507 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5509 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5512 2005-09-15 Michael Matz <matz@suse.de>
5514 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5516 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5518 PR tree-optimization/23835
5519 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5520 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5522 2005-09-14 Richard Henderson <rth@redhat.com>
5524 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5525 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5527 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5529 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5530 in the ARRAY_TYPE case.
5532 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5534 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5536 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5539 * tree-vect-transform.c (vectorizable_operation): Return false for
5540 scalar shift operations and for vector shift operations with
5541 non-invariant shift arguments. Use scalar tree operand op1 as
5542 a shift operand when vector shift insn pattern uses scalar shift
5544 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5546 2005-09-14 Olivier Hainque <hainque@adacore.com>
5548 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5549 value if it has side-effects.
5551 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5554 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5556 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5558 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5559 passed as NAME as if it were label at start of function code.
5561 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5563 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5566 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5568 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5569 as early clobber. Rewrite so the PIC register is not implicitly used.
5571 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5573 * tree.c (annotate_with_file_line): Compare line numbers before
5576 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5579 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5580 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5582 2005-09-13 Ian Lance Taylor <ian@airs.com>
5584 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5585 than a HOST_WIDEST_INT to gen_doloop_begin.
5587 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5589 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5591 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5593 PR tree-optimize/23817
5594 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5596 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5599 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5600 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5601 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5602 (restore_stack_nonlocal): Likewise.
5603 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5605 2005-09-12 Ian Lance Taylor <ian@airs.com>
5608 * c.opt (ffriend-injection): New C++ option.
5609 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5610 (C++ Dialect Options): Document -ffriend-injection.
5612 2005-09-12 Josh Conner <jconner@apple.com>
5615 * ipa-reference.c (static_execute): Don't mark variables in
5616 named sections TREE_READONLY.
5618 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5620 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5623 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5625 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5626 V_MUST_DEF instead of just the first_use_p.
5627 Don't mark the virtual variables for renaming on the statement which
5629 (pass_dse): Remove TODO_update_ssa.
5631 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5634 * stor-layout.c (compute_record_mode): For records with a single
5635 field, actually check the field's mode size against the type size.
5637 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5638 registers for TARGET_SHMEDIA.
5639 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5640 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5641 of GENERAL_REGS and FP_REGS.
5643 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5645 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5647 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5649 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5650 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5651 are omitted. Exclude stack_tie insn too.
5653 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5655 PR rtl-optimization/23098
5656 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5658 * config/rs6000/rs6000.md (movdf splitter): Use
5659 const_double_operand predicate for TARGET_POWERPC64.
5660 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5661 SYMBOL_REF method to ABI_V4.
5663 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5664 replace_equiv_address.
5665 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5666 rs6000_sr_alias_set and MEM_NOTRAP.
5667 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5669 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5671 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5672 handle CALL_EXPR again.
5674 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5676 * arm/predicates.md (alignable_memory_operand): Delete.
5678 2005-09-10 Richard Henderson <rth@redhat.com>
5681 * dbxout.c (dbxout_expand_expr): New.
5682 (dbxout_symbol): Use it.
5684 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5686 * arm.c (arm_gen_rotated_half_load): Delete.
5687 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5688 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5689 (thumb_set_return_address): Likewise.
5690 (thumb_load_double_from_address): Use adjust_address.
5691 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5692 (extendhsisi2_mem, movhi_bytes): Use change_address.
5693 (movhi): Use widen_memory_access.
5694 (reload_out_df): Use replace_equiv_address.
5695 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5697 2005-09-09 Richard Henderson <rth@redhat.com>
5700 * dbxout.c: Include expr.h.
5701 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5702 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5703 * Makefile.in (dbxout.o): Add EXPR_H.
5705 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5707 PR tree-optimization/23509
5708 * tree-cfg.c (replace_uses_by): Use replace_exp.
5709 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5710 pointers have name_mem_tag or type_mem_tag set.
5712 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5714 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5715 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5716 of wrongly accessing operands.
5718 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5720 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5721 * tree-chrec.c: Include tree-scalar-evolution.h.
5722 (chrec_convert): Instantiate the base and step before calling
5723 scev_probably_wraps_p that would fail on parametric evolutions.
5724 Collect all the fails into a single section failed_to_convert,
5725 print a diagnostic, and return chrec_dont_know instead of calling
5727 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5728 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5730 (scev_const_prop): Don't replace the definition of a loop closed ssa
5731 phi node by itself, or by another loop closed ssa phi node.
5732 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5733 that base and step are defined.
5735 2005-09-09 Richard Guenther <rguenther@suse.de>
5738 * fold-const.c (fold_ternary): Check truth_value_p before
5739 calling invert_truthvalue.
5741 2005-09-09 Nick Clifton <nickc@redhat.com>
5743 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5744 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5745 dimension of these arrays.
5746 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5748 * longlong.h: Only provide a prototype for the __clz_tab[] array
5749 if this header has not been included from libgcc2.h.
5750 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5752 Provide prototypes for exported functions.
5753 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5756 2005-09-08 Josh Conner <jconner@apple.com>
5760 * expr.c (expand_expr_addr_expr_1): Don't invoke
5761 expand_simple_binop for EXPAND_INITIALIZER.
5763 2005-09-08 Richard Henderson <rth@redhat.com>
5766 * toplev.c (wrapup_global_declaration_1): Split out ...
5767 (wrapup_global_declaration_2): ... from ...
5768 (wrapup_global_declarations): ... here. Return bool.
5769 (check_global_declaration_1): Split out ...
5770 (check_global_declarations): from here.
5771 (emit_debug_global_declarations): New.
5772 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5773 check_global_declaration_1, emit_debug_global_declarations): Declare.
5774 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5775 of decls. Call wrapup_global_declaration_1,
5776 wrapup_global_declaration_2, check_global_declaration_1 directly.
5777 (c_write_global_declarations_2): New.
5779 (c_write_global_declarations): Call c_write_global_declarations_2.
5780 * langhooks.c (write_global_declarations): Call
5781 emit_debug_global_declarations.
5783 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5784 remove decls that have DECL_RTL_SET_P.
5785 * passes.c (rest_of_decl_compilation): Invoke
5786 cgraph_varpool_finalize_decl for all but functions.
5788 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5790 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5791 the result of a conversion if the new min and max cannot be compared.
5793 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5795 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5796 (override_options): Setting s390_sr_alias_set removed.
5797 (save_fpr, save_gprs): Set alias set to vararg or frame.
5798 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5799 s390_sr_alias_set with get_frame_alias_set ().
5800 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5801 get_varargs_alias_set ().
5803 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5807 * c-parser.c (c_parser_objc_method_definition): If the next
5808 token is not "{", error out and don't start the function.
5810 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5812 * tree-vrp.c (extract_range_from_expr): Move the check for non
5813 nullness after the check for gimple invariant.
5815 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5817 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5819 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5822 * config/m32r.md (movmemsi_internal): Canonicalize order of
5823 operands in PLUS component of template.
5825 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5827 * reload1.c (fixup_eh_region_note): Remove assertion.
5828 (fixup_abnormal_edges): Reverted removal of call to
5829 find_many_sub_basic_blocks made on 2005-08-31.
5831 2005-09-07 Richard Henderson <rth@redhat.com>
5833 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5834 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5835 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5836 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5837 rearrange for better packing.
5838 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5839 (lookup_cfa_1): Remove inline marker.
5840 (cfa_equal_p): Split out of ...
5841 (def_cfa_1): ... here. Use INVALID_REGNUM.
5842 (build_cfa_loc): Handle !cfa->indirect.
5843 (frame_pointer_cfa_offset): New.
5844 (dbx_reg_number): Assert register elimination performed; do
5845 leaf register remapping.
5846 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5847 (eliminate_reg_to_offset): New.
5848 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5849 for verifiably local stack frame addresses; re-base to CFA.
5850 (mem_loc_descriptor): Remove can_use_fbreg argument.
5851 (concat_loc_descriptor, loc_descriptor): Likewise.
5852 (containing_function_has_frame_base): Remove.
5853 (rtl_for_decl_location): Don't do register elimination or
5854 leaf register remapping here.
5855 (secname_for_decl): Split out from ..
5856 (add_location_or_const_value_attribute): ... here.
5857 (convert_cfa_to_loc_list): New.
5858 (compute_frame_pointer_to_cfa_displacement): New.
5859 (gen_subprogram_die): Use them.
5860 * tree.h (frame_base_decl): Remove.
5861 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5862 (prologue_stack_adjust): Remove.
5863 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5864 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5865 (set_frame_base_location): Remove.
5866 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5867 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5868 (vt_add_function_parameters): Don't eliminate_regs.
5869 (vt_initialize): Don't create frame_base_decl.
5871 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5873 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5874 version of GNU binutils for 4.x and later.
5876 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5878 * ggc-page.c (ggc_push_context): Remove.
5879 (ggc_pop_context): Likewise.
5880 * ggc.h (ggc_push_context): Remove.
5881 (ggc_pop_context): Likewise.
5883 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5886 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5887 returning from an interrupt handler.
5889 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5892 * config/arc/arc.c (output_shift): Add check for loop count when
5895 2005-09-06 Steven Bosscher <stevenb@suse.de>
5897 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5899 (abs_replacement): Likewise.
5900 (pass_phiopt): Remove TODO_update_ssa.
5902 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5905 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5906 if "return with no value, in function returning non-void" warning
5908 * tree-cfg.c (execute_warn_function_return): Don't look at
5909 RETURN_EXPRs with TREE_NO_WARNING set.
5912 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5913 for internal functions doesn't use registers used by global registers
5914 variables. Use fewer register parameters if there are global register
5917 2005-09-06 Olivier Hainque <hainque@adacore.com>
5918 Eric Botcazou <ebotcazou@adacore.com>
5921 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5922 when we would be extracting outside its bit span (bitpos+bitsize
5923 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5924 Ada unchecked conversions.
5926 2005-09-06 Steven Bosscher <stevenb@suse.de>
5928 * tree-ssa-pre.c (try_look_through_load): New function.
5929 (compute_avail): Use it to try to look through loads for some
5930 more useful expressions.
5932 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5934 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5935 condition for detecting cases like (a&a) and (a^a).
5937 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5939 * common.opt: Add option ftree-vect-loop-version.
5940 * params.def: Add --param vect-max-version-checks.
5941 * doc/invoke.texi: Document ftree-vect-loop-version and
5942 --param vect-max-version-checks.
5943 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5944 may_misalign_stmts and defines for accessors.
5945 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5946 LOOP_VINFO_MAY_MISALIGN_STMTS.
5947 (destroy_loop_vec_info): VEC_free for
5948 LOOP_VINFO_MAY_MISALIGN_STMTS.
5949 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5950 Update documentation.
5951 (vect_update_misalignment_for_peel): New.
5952 (vect_enhance_data_refs_alignment): Update to choose loop
5953 peeling or loop versioning if appropriate for the (potentially)
5954 unaligned data references in the loop.
5955 (vect_analyze_data_refs_alignment): Remove call to
5956 vect_enhance_data_refs_alignment so the checks can be done
5958 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5959 and move up call to vect_analyze_data_refs_alignment.
5960 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5961 (vect_transform_loop): Add call to loop_version.
5963 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5965 PR rtl-optimization/23098
5966 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5967 * simplify-rtx.c (constant_pool_reference_p): New function.
5968 * rtl.h (constant_pool_reference_p): New prototype.
5969 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5970 constant_pool_reference_p in condition and
5971 avoid_constant_pool_reference in preparation statements.
5973 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5975 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5976 STRICT_LOW_PART SETs.
5978 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5981 * except.c (sjlj_emit_function_enter): Find the function begin
5982 note even when it's not in first basic block.
5984 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5986 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5987 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5988 * aclocal.m4: Regenerate.
5990 2005-09-05 DJ Delorie <dj@redhat.com>
5992 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5995 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5997 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5998 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5999 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6000 Follow spelling conventions.
6001 * doc/invoke.texi: Follow spelling conventions.
6003 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6005 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6006 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6007 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6009 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6012 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6013 (output_stack_adjust): Use gen_tmp_stack_mem.
6014 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6015 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6016 (sh_get_pr_initial_val): Likewise.
6017 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6018 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6019 * sh.md (divsi_inv_m0): Use gen_const_mem.
6020 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6021 (movdf_i4+1): Use gen_tmp_stack_mem.
6022 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6023 (fpu_switch+2): Likewise.
6024 (movv4sf_i, movv16sf_i): Use adjust_address.
6025 (symGOT_load): Set MEM_NOTRAP_P bit.
6027 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6030 * pa.c (emit_move_sequence): Fix typo in last change.
6032 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6034 PR rtl-optimization/23454
6035 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6038 2005-09-03 Richard Henderson <rth@redhat.com>
6039 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6042 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6045 2005-09-02 Nicolas Pitre <nico@cam.org>
6047 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6048 to bit_count to 32 bits.
6050 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6053 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6054 generating synthetic loads from volatile lvalues.
6056 005-09-02 Nick Clifton <nickc@redhat.com>
6058 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6059 __ctzhi2, __clzhi2): New functions.
6061 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6064 * tree-nested.c (struct var_map_elt): Mark with GTY.
6065 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6067 (lookup_field_for_decl): Allocate new element in GC memory.
6068 (lookup_tramp_for_decl): Likewise.
6069 (convert_nl_goto_reference): Likewise
6070 (create_nesting_tree): Allocate info in GC memory. Likewise for
6072 (free_nesting_tree): Free with ggc_free instead of free.
6073 (root): New static variable.
6074 (lower_nested_functions): Remove root as local variable. And zero out
6075 root at the end of the function.
6077 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6079 PR rtl-optimization/20365
6080 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6081 to short. New member ix.
6082 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6083 (simplify_plus_minus): Initialize ix members before calling qsort.
6085 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6087 PR tree-optimization/23626
6088 * tree-cfg.c (replace_uses_by): Clean up eh info.
6090 2005-09-01 DJ Delorie <dj@redhat.com>
6092 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6095 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6097 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6098 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6101 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6103 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6104 do not issue warning for a variable definition following
6107 2005-09-01 Richard Henderson <rth@redhat.com>
6110 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6111 conversion to CONST_VECTOR.
6113 2005-09-01 Richard Henderson <rth@redhat.com>
6116 * reload1.c (reload_as_needed): Check !CALL_P before calling
6117 fixup_eh_region_note.
6118 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6120 2005-09-01 DJ Delorie <dj@redhat.com>
6122 * varasm.c (output_constant): Let the target resolve
6123 conversions of addresses to non-default pointer sizes.
6125 2005-09-01 Nicolas Pitre <nico@cam.org>
6127 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6128 to alow matching ARM pre-indexed addressing mode.
6129 (arm_override_options): Remove now irrelevant comment.
6131 2005-09-01 Phil Edwards <phil@codesourcery.com>
6133 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6134 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6135 * config/i386/vxworks.h: Likewise.
6136 * config/i386/t-vxworksae: New file, for VxWorks AE.
6137 * config/i386/vxworksae.h: Likewise.
6139 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6141 PR tree-optimization/23410
6142 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6143 sequence is not wrapping during the first step.
6145 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6148 * dwarf2out.c (base_type_die): Compare char_type_node with
6149 TYPE_MAIN_VARIANT (type), not type.
6151 2005-09-01 Richard Guenther <rguenther@suse.de>
6153 PR tree-optimization/15366
6154 * common.opt: Add -finline-functions-called-once.
6155 Put -fearly-inlining in alphabetically ordered place.
6156 * doc/invoke.texi: Document new option.
6157 * ipa-inline.c (cgraph_decide_inlining): Honour
6158 flag_inline_functions_called_once.
6160 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6162 PR rtl-optimization/23478
6163 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6164 (alloc_qty): Initialize it.
6165 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6166 (combine_regs): Combine also n_throwing_calls_crossed fields.
6167 (find_free_reg): Don't attempt to caller-save pseudos crossing
6168 calls that might throw.
6169 * global.c (struct allocno): Add throwing_calls_crossed field.
6170 (global_alloc): Revert 2005-08-22 change. Initialize
6171 throwing_calls_crossed.
6172 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6175 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6178 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6179 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6180 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6181 (and64_2_operand): Tweak to use predicate.
6182 (and_operand): Adjust for mask_operand changes.
6183 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6184 (print_operand): Likewise.
6185 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6186 (mask64_1or2_operand): Delete.
6187 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6188 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6189 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6190 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6191 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6192 (rotldi3_internal4): Likewise.
6193 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6194 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6195 (ashldi3_internal7): Likewise.
6196 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6197 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6198 (anddi3 split): Don't match mask64_operand.
6199 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6200 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6201 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6202 't' splitter predicate.
6203 (movdi_internal64 + 2): Revert 2005-06-11 change.
6205 2005-08-31 DJ Delorie <dj@redhat.com>
6207 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6208 (m32c_asm_integer): Add support for 32 bit pointers.
6210 2005-08-31 Richard Henderson <rth@redhat.com>
6212 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6213 component-like references for setting MEM_NOTRAP_P.
6215 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6216 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6218 2005-08-31 Richard Henderson <rth@redhat.com>
6220 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6221 into a pseudo before applying gen_lowpart.
6223 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6225 * doc/install.texi (Specific): Update cctools version required
6226 for full functionality.
6227 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6228 linkers as -macosx_version_min.
6230 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6233 * sh.c (print_operand, %R and %S): Add handling of floating point
6234 registers, memory, constants and invalid operands.
6236 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6238 * ipa-pure-const.c: Change dump name.
6240 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6243 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6244 to "reg_or_0_operand".
6245 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6247 2005-08-31 Dale Johannesen <dalej@apple.com>
6249 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6250 loops that count down.
6252 2005-08-31 Richard Henderson <rth@redhat.com>
6255 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6256 (fixup_eh_region_note): New.
6257 (reload_as_needed): Call it.
6258 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6259 don't call find_many_sub_basic_blocks; call verify_flow_info.
6260 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6261 (keep_stack_depressed): Likewise.
6262 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6264 2005-08-31 Richard Henderson <rth@redhat.com>
6266 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6269 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6271 * expr.c (expand_expr_real_1): Compare size of address
6272 mode to target's address mode size in deciding expansion of
6273 the constant address.
6275 2005-08-31 Richard Guenther <rguenther@suse.de>
6278 * expr.c (all_zeros_p): New function.
6279 (expand_expr_real_1): Handle the case of an all-zero
6280 non-addressable constructor separately.
6282 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6284 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6285 arguments, adjust all callers.
6286 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6288 2005-08-30 Richard Henderson <rth@redhat.com>
6291 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6292 whenever the mode sizes match.
6294 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6296 * calls.c (load_register_parameters): Fix comment typo.
6297 * expr.c (emit_push_insn): Comment formatting.
6299 2005-08-30 Ian Lance Taylor <ian@airs.com>
6301 * config/i386/x-cygwin (host-cygwin): Change dependency from
6302 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6304 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6306 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6309 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6312 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6313 call to ggc_collect.
6315 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6318 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6319 beginning. Remove $(INCLUDES) from all the rules, if following
6320 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6322 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6325 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6326 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6327 not constant, but maxlen is, don't set len to maxlen, rather
6328 set maxlen to len if len is a constant.
6330 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6332 PR tree-optimization/23475
6333 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6336 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6338 Fix PR middle-end/22455
6340 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6341 Checksum only the parts of the tree that exist for the tree code.
6343 2005-08-28 Dale Johannesen <dalej@apple.com>
6345 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6347 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6349 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6351 2005-08-28 Richard Henderson <rth@redhat.com>
6353 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6354 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6357 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6360 * builtins.c (get_memory_rtx): Don't strip nops
6361 in between COMPONENT_REFs.
6363 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6366 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6368 (gimplify_modify_expr): Check for zero sized types and gimplify the
6369 rhs and lhs as statements.
6371 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6374 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6375 state for return address column of signal frames.
6377 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6380 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6381 bytes >= 2 not bytes == 2.
6382 (expand_block_move): Same.
6384 2005-08-27 Richard Guenther <rguenther@suse.de>
6387 * config/i386/sse.md (sse2_movsd): Add missing closing
6390 2005-08-27 Paul Brook <paul@codesourcery.com>
6392 * genrecog.c (enum decision_type): Add DT_num_insns.
6393 (struct decision_test): Add u.num_insns.
6394 (add_to_sequence): Add DT_num_insns test.
6395 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6396 (write_cond, debug_decision_2): Ditto.
6397 (change_state): Assume peep2_next_insn never fails.
6398 Remove "afterward" argument.
6399 (write afterward, write_tree): Update to match.
6400 * recog.c (peep2_current_count): New variable.
6401 (peep2_next_insn): Check it.
6402 (peephole2_optimize): Set peep2_current_count.
6403 * recog.h (peep2_current_count): Declare.
6405 2005-08-26 Josh Conner <jconner@apple.com>
6408 * ipa-pure-const.c (check_tree): Check for volatile-ness
6409 when considering a dereference.
6411 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6413 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6415 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6417 PR rtl-optimization/23561
6418 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6419 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6420 at most LEN bytes long memory fits into the field.
6421 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6422 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6423 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6425 2005-08-26 Richard Henderson <rth@redhat.com>
6428 * loop.c (biased_biv_may_wrap_p): New.
6429 (maybe_eliminate_biv_1): Use it to suppress non-equality
6430 comparison transformations. Delete disabled code.
6432 2005-08-26 Ian Lance Taylor <ian@airs.com>
6434 * combine.c (make_extraction): Avoid reference outside object.
6436 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6438 * stor-layout.c (finalize_type_size): Restore behaviour for
6439 non-aggregate types to the status quo ante of the patch for
6440 pr 23467. Document why it matters.
6442 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6445 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6446 array by one element, initialize the BT_LAST element with NULL.
6448 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6450 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6451 optimizing for size.
6453 (compare_plus_eqsi): Same.
6454 (plus_eqsi_compare): Same.
6455 (neg_eq0<mode>): Same.
6456 (neg_eq<mode>): Same.
6458 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6461 2005-08-26 Nick Clifton <nickc@redhat.com>
6463 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6464 TARGET_EP is not defined.
6465 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6466 TARGET_EP is enabled.
6467 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6468 * config/v850/v850.md (save_all_interrupt): Only use the EP
6469 register if TARGET_EP is defined.
6470 (restore_all_interrupt): Likewise.
6471 * config/v850/lib1funcs.asm: Update functions so that the EP
6472 register is only used if __EP__ is defined.
6474 2005-08-26 David Ung <davidu@mips.com>
6476 * config/mips/mips.c (mips_expand_prologue): Handle case when
6477 generating for MIPS16 and the outgoing argument area is more than
6478 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6481 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6483 * config/crx/crx.md: Make doloop_end pattern usage controllable
6484 via mloop-nesting=<max-nesting> command line switch. Make sure
6485 the combiner cannot use doloop_end_<mode> in an illegal way.
6486 * config/crx/crx.c: Use regs up to r6 for argument passing.
6487 Refine crx_address_cost (non cst4 displacements are expensive).
6488 * config/crx/crx.opt: Add switch for mloop-nesting=.
6490 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6492 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6493 (UNSPEC_MVST): New constant.
6495 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6497 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6498 Reject operands containing eliminable registers.
6499 * testsuite/gcc.dg/20050825-1.c: New testcase.
6501 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6502 Jan Hubicka <jh@suse.cz>
6504 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6506 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6508 PR tree-optimization/23546
6509 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6512 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6514 * params.def (PARAM_MIN_SPEC_PROB): New.
6515 * sched-rgn.c (MIN_PROBABILITY): Delete.
6516 (compute_trg_info): Convert to PARAM_VALUE.
6517 * doc/invoke.texi (param): Document min-spec-prob.
6519 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6521 * config/darwin.h: define __PIC__
6522 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6523 TARGET_OS_CPP_BUILTINS macro.
6525 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6527 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6530 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6532 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6534 * cfghooks.c (duplicate_block): Added position where to place
6535 new block as argument.
6536 * cfghooks.h (duplicate_block): Declaration changed.
6537 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6539 * cfglayout.h (copy_bbs): Declaration changed.
6540 * cfgloop.h (loop_version): Declaration changed.
6541 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6542 position to copy_bbs.
6543 (loop_version): Pass position to duplicate_loop_to_header_edge.
6544 Add place_after argument and position new blocks according to
6546 * modulo-sched.c (sms_schedule): Pass place_after argument
6548 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6549 * tree-cfg.c (split_edge_bb_loc): New function.
6550 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6551 to determine position of new blocks.
6552 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6554 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6555 argument to duplicate_block.
6556 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6557 Pass position to copy_bbs.
6559 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6561 * fold-const.c (ptr_difference_const): Use
6562 cst_and_fits_in_hwi instead of host_integerp.
6564 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6566 * config/darwin.c (gen_pic_offset): New.
6567 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6570 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6572 PR tree-optimization/23486
6573 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6575 2005-08-23 Phil Edwards <phil@codesourcery.com>
6577 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6578 remove use_collect2.
6579 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6581 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6582 configuration files to override the default value.
6584 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6585 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6586 * config/vx-common.h: New file, split out from...
6587 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6588 * config/vxworksae.h: New file, for VxWorks AE.
6589 * config/vxworks.opt: New file.
6590 * config/vxlib.c: Update for VxWorks 6.
6592 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6593 other MULTILIB_* variables appropriately.
6594 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6595 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6596 * config/rs6000/vxworks.h: Update for VxWorks 6.
6597 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6599 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6602 * config/darwin.c (machopic_select_section): Remove the hack to
6603 mark "::operator new" and "::operator delete" for coalescing
6604 even though they are not weak.
6606 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6608 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6609 * configure: Regenerate.
6611 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6614 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6616 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6617 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6620 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6622 * config/rs6000/predicates.md (equality_operator): New.
6623 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6624 comparison with a large constant.
6626 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6628 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6630 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6632 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6633 registers is even, and we have a hardware double precision fp,
6635 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6636 size of current argument when checking if argument was passed in
6639 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6642 * stor-layout.c (finalize_type_size): Dont override
6643 existing alignment with a smaller alignment from the mode.
6645 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6647 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6648 * lambda.h (lambda_vector_lexico_pos): ... here.
6649 * tree-data-ref.c (build_classic_dist_vector): Return false when
6650 the distance vector is lexicographically negative.
6652 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6654 PR tree-optimization/23511
6655 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6656 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6658 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6660 PR tree-optimization/22043
6661 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6662 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6663 If ALLOW_FLEXARR, handle types ending with flexible array member.
6664 Pass false as second argument to recursive count_type_elements calls.
6665 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6666 argument to count_type_elements call.
6667 * tree-sra.c (decide_block_copy): Likewise.
6668 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6669 for a constant-sized object, set cleared as well. Pass true as
6670 second argument to count_type_elements call.
6672 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6675 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6676 from legitimate_small_data_p, and make global. Update use.
6677 Remove forward declaration.
6678 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6680 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6682 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6684 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6685 of scratch intermediates.
6686 (eq<mode>_compare): Same.
6687 (neg_eq0<mode>): New.
6688 (neg_eq<mode>): Convert to define_insn_and_split.
6690 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6693 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6694 stdarg functions, set/clear the fp marker even when no variable
6696 * config/rs6000/sysv4.opt (mprototype): Describe.
6698 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6700 PR rtl-optimization/23478
6701 * regs.h (reg_info): Add throw_calls_crossed.
6702 (REG_N_THROWING_CALLS_CROSSED): Define.
6703 * flow.c (allocate_reg_life_data): Initialize
6704 REG_N_THROWING_CALLS_CROSSED.
6705 (propagate_one_insn, attempt_auto_inc): Update
6706 REG_N_THROWING_CALLS_CROSSED.
6707 * global.c (global_alloc): Don't allocate pseudos across
6708 calls that may throw.
6710 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6713 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6714 value is inbetween the range if we did not find an exact match.
6716 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6718 * doc/invoke.texi (Option Summary): Add ms1 options.
6719 * doc/extend.texi: Document interrupt handler attribute for ms1.
6720 * doc/md.texi: Document ms1 constraints.
6721 * config.gcc: Add ms1-*-elf.
6722 * config/ms1/ms1.h: New.
6723 * config/ms1/ms1.c: New.
6724 * config/ms1/ms1.md: New.
6725 * config/ms1/ms1-protos.h: New.
6726 * config/ms1/ABI.txt: New.
6727 * config/ms1/crti.asm: New.
6728 * config/ms1/crtn.asm: New.
6729 * config/ms1/lib2extra-funcs.c: New.
6730 * config/ms1/t-ms1: New.
6731 * config/ms1/ms1.opt: New.
6733 2005-08-22 Ira Rosen <irar@il.ibm.com>
6735 * config/rs6000/altivec.md (xorv4sf3): New.
6736 (negv4sf2, neg<mode>2): Likewise.
6738 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6741 * config/ia64/ia64.md (divsi3): Check divide by zero.
6742 (udivsi3): Likewise.
6744 (udivdi3): Likewise.
6746 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6748 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6749 up to elem_bitsize bits, not max_bitsize.
6751 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6753 PR tree-optimization/23433
6754 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6755 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6757 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6759 PR tree-optimization/23434
6760 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6761 the iteration bound is not an INTEGER_CST.
6763 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6765 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6766 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6767 NULL if need_epilog_adjust is false.
6768 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6769 Case 3 always peels first itration, not just for PLUS case, and no need
6770 to use scalar_initial_def here. Create an epilog adjustment only if
6771 scalar_initial_def is not NULL.
6773 (vectorizable_reduction): Remove assert.
6775 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6778 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6779 (__moddi3): Likewise.
6780 (__udivdi3): Likewise.
6781 (__umoddi3): Likewise.
6782 (__divsi3): Likewise.
6783 (__modsi3): Likewise.
6784 (__udivsi3): Likewise.
6785 (__umodsi3): Likewise.
6787 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6789 * tree-pass.h (TDF_GRAPH): Define.
6790 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6791 * passes.c (finish_optimization_passes): Only call
6792 finish_graph_dump_file if TDF_GRAPH is set.
6793 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6794 NULL. Set TDF_GRAPH bit.
6795 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6797 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6799 * arm.h (arm_stack_offsets): Add locals_base field.
6800 * arm.c (arm_get_frame_offsets): Compute it.
6801 (thumb_compute_initial_elimination offset): Make the Thumb frame
6802 pointer point to the base of the local variables.
6803 (thumb_expand_prologue): Update accordingly.
6804 (thumb_expand_epilogue): Likewise.
6806 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6807 mode of clobbered scratch to DImode. Handle a case that's known to
6810 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6812 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6813 (gt0<mode>_compare): Delete.
6814 (neg_gt0<mode>): Delete.
6816 2005-08-19 Eric Christopher <echristo@apple.com>
6818 * optabs.h: Change CTI_ to COI_.
6821 2005-08-19 James E Wilson <wilson@specifix.com>
6823 * builtins.c (expand_builtin_return_addr): Set
6824 current_function_accesses_prior_frames when count != 0. Use
6825 frame_pointer_rtx when count == 0.
6826 * function.h (struct function): Add accesses_prior_frames field.
6827 (current_function_accesses_prior_frames): Define.
6828 * reload1.c (init_elim_table): Check
6829 current_function_accesses_prior_frames.
6830 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6832 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6834 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6835 indicator. Return true if the flowgraph changed during
6838 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6841 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6842 conditional expression before testing its value.
6844 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6846 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6848 2005-08-19 Devang Patel <dpatel@apple.com>
6850 PR tree-optimization/23048
6851 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6852 third parameter. Check whether latch is dominated by exit
6854 (if_convertible_loop_p): Supply exit block itself to
6855 if_convertible_bb_p.
6857 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6860 * arm.md (arm_load_pic_register): Change argument to the mask of
6861 saved registers. Call thumb_find_work_register if we need a
6862 scratch register on Thumb.
6863 (arm_expand_prologue): Pass empty register set to
6864 arm_load_pic_register.
6865 (thumb_expand_prologue): Pass live_regs_mask directly to
6866 arm_load_pic_register.
6867 * arm-protos.h (arm_load_pic_register): Update prototype.
6869 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6871 * sh.c (find_sole_member): New function.
6872 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6873 if the record's alignment is larger than the size of its only member.
6875 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6878 * arm.c (thumb_legitimize_reload_address): New function.
6879 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6880 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6882 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6884 * config/crx/crx.c: Implement crx_decompose_address. Reject
6885 symbolic displacements since CRX register relative adressing
6886 mode can't handle unsigned 32-bit values as displacements.
6887 * config/crx/crx.h: Simplify definitions, remove redundant
6888 parenthesis and obsolete macros.
6889 * config/crx/crx.opt: Add new switch for debugging addresses.
6890 * config/crx/crx-protos.h: Add new declarations for above.
6892 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6895 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6898 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6900 * collect2.c (dup2): Delete.
6901 * configure.ac: Don't check for dup2.
6903 * config.in, configure: Regenerate.
6905 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6907 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6908 record with the type of its only member.
6910 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6912 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6913 define_insn_and_split.
6914 (plus_ltu<mode>_compare): Same.
6915 (gtu<mode>_compare): Same.
6916 (plus_gtu<mode>_compare): Same.
6918 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6920 PR tree-optimization/22228
6921 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6923 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6924 are recorded in vect_vnames_to_rename for renaming.
6925 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6926 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6927 in vect_vnames_to_rename.
6928 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6929 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6931 2005-08-18 Jan Hubicka <jh@suse.cz>
6934 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6935 info only for local statics, not for member variables.
6937 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6939 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6941 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6943 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6945 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6948 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6950 2005-08-17 James E Wilson <wilson@specifix.com>
6952 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6955 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6957 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6958 (leu<mode>_compare): Same.
6959 (plus_leu<mode>): Same.
6960 (neg_leu<mode>): Same.
6961 (and_neg_leu<mode): Same.
6962 (ltu<mode>_compare): Same.
6963 (plus_ltu<mode>): Same.
6965 (geu<mode>_compare): Same.
6966 (plus_geu<mode>): Same.
6967 (neg_geu<mode>): Same.
6968 (and_neg_geu<mode>): Same.
6969 (plus_gt<mode>): Same.
6970 (gtu<mode>_compare): Same.
6971 (plus_gtu<mode>): Same.
6973 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6975 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6976 Move call_table_data to end. Delete spurious .text.
6977 (callt_save_all_interrupt): Fix comment typo.
6979 2005-08-17 James E Wilson <wilson@specifix.com>
6980 Kevin Winchester <winchester@amirix.com>
6983 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6985 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6988 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6989 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6991 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6993 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6994 record with the type of its only member if the modes don't match.
6996 * varasm.c (decode_reg_name): Skip empty additional register names.
6998 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7000 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7001 lsm_tmp_name_length): New.
7002 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7003 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7005 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7006 Andreas Krebbel <krebbel1@de.ibm.com>
7008 * config.gcc: Added z9-109 switch.
7009 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7010 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7011 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7012 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7013 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7014 for "z9_109" cpu attribute.
7015 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7016 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7017 (s390_handle_arch_option): Added z9-109 switch.
7018 (override_options): Set respective cost function for z9-109.
7019 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7020 (legitimate_reload_constant_p): Accept extended immediates.
7021 (print_operand): Three new output modifiers added: k, m and o.
7022 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7023 (s390_output_mi_thunk): Use extended immediate when possible.
7024 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7025 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7026 (CONSTRAINT_LEN): Added length of O constraint.
7027 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7028 * config/s390/s390.md ("cpu"): New value z9_109 added.
7029 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7030 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7031 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7032 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7033 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7034 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7035 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7036 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7037 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7038 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7039 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7040 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7041 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7042 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7043 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7045 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7046 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7047 insns for TARGET_EXTIMM.
7049 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7051 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7053 2005-08-17 Nick Clifton <nickc@redhat.com>
7055 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7056 Call default_encode_section_info.
7058 2005-08-17 Steven Bosscher <stevenb@suse.de>
7060 PR tree-optimization/21574
7061 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7062 constant, return CONSTANT.
7063 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7064 (ccp_fold, visit_assignment): Likewise.
7065 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7067 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7069 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7070 fold_buildN instead of buildN then fold_initializer or fold.
7071 (build_unary_op): Likewise.
7072 (build_binary_op): Likewise.
7073 * fold-const.c (fold_initializer): Remove.
7074 (fold_build1_initializer): New function.
7075 (fold_build2_initializer): New function.
7076 (fold_build3_initializer): New function.
7077 * tree.h (fold_initializer): Remove.
7078 (fold_build1_initializer): New function.
7079 (fold_build2_initializer): New function.
7080 (fold_build3_initializer): New function.
7082 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7084 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7085 (try_move_mult_to_index): Call fold_build2 instead of build2.
7086 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7087 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7088 fold_binary_to_constant.
7089 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7091 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7092 check if A == gcd (A, B). Remove TYPE argument.
7093 (analyze_offset) Use fold_build2 instead of fold (build.
7094 (create_data_ref): Likewise.
7095 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7096 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7099 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7101 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7102 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7104 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7107 * gimplify.c (zero_sized_type): New function.
7108 (gimplify_modify_expr_rhs): If we have a zero sized type,
7109 replace the statement with an empty statement.
7111 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7113 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7116 2005-08-16 Ian Lance Taylor <ian@airs.com>
7118 * doc/tm.texi (Label Output): Correct typo.
7120 2005-08-16 Steven Bosscher <stevenb@suse.de>
7123 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7124 force_operand will work later on using have_insn_for.
7126 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7128 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7130 2005-08-16 Ian Lance Taylor <ian@airs.com>
7133 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7134 vector type, don't try to construct it element by element. Add an
7135 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7137 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7139 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7141 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7143 * doc/invoke.texi (Precompiled Headers): Document some more options
7144 which are known to be safe.
7146 2005-08-16 James E Wilson <wilson@specifix.com>
7148 PR tree-optimization/21105
7149 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7150 TREE_OVERFLOW check.
7152 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7154 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7155 (neg_ltu<mode>): Same.
7157 (neg_gtu<mode>): Same.
7159 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7161 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7162 (fold_builtin_isdigit): Use fold_buildN.
7163 (build_function_call_expr): Likewise.
7164 * c-typeck.c (c_finish_loop): Likewise.
7166 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7167 Richard Shann <rshann@superh.com>
7169 PR middle-end/20396:
7170 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7172 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7174 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7176 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7179 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7180 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7183 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7186 * fold-const.c (build_range_check): Disable optimization for function
7187 pointer expressions on targets that require function pointer
7190 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7192 * simplify-rtx.c (simplify_const_relational_operation): When
7193 extracting arguments of a COMPARE, recompute the mode as well.
7195 2005-08-15 Ian Lance Taylor <ian@airs.com>
7197 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7199 2005-08-15 DJ Delorie <dj@redhat.com>
7201 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7203 (movsi_splittable): Allow, but split, moves to the stack.
7204 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7207 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7209 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7210 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7211 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7213 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7214 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7215 Delete HOST_PTR_PRINTF.
7217 * configure, config.in: Regenerate.
7219 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7221 * config/rs6000/rs6000.md (QHSI): New mode macro.
7222 (wd): Extend mode attr for QImode and HImode
7223 (dbits): New mode attr.
7224 (zero_extend<mode>di2): Convert to mode macro.
7226 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7229 * doc/invoke.texi (-mgnu-ld): Update description.
7232 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7235 * Makefile.in (tree-chrec.o): Depends on real.h.
7236 * tree-chrec.c: Include real.h.
7237 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7238 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7239 * tree-scalar-evolution.c (add_to_evolution_1,
7240 interpret_rhs_modify_expr): Ditto.
7242 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7245 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7246 step is negative compute the estimation from init downwards to zero.
7248 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7250 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7252 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7254 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7256 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7257 Accept double-word constants that can be split.
7258 * config/s390/s390.md ("movti"): Use 'P' constraint.
7259 ("*movdi_31", "*movdf_31"): Likewise.
7261 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7263 Fix PR tree-optimization/22615
7265 * tree-ssa-structalias.c (solution_set_add): Handle
7266 first_vi_for_offset returning NULL.
7267 (do_da_constraint): Ditto.
7268 (do_sd_constraint): Ditto.
7269 (do_ds_constraint): Ditto
7270 (find_func_aliases): Ditto.
7271 (build_constraint_graph): RHS is allowed be ANYTHING.
7272 (first_vi_for_offset): Return NULL if we couldn't find anything at
7275 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7277 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7278 over memory as first operand.
7280 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7283 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7284 available for setting it.
7286 2005-08-14 Ira Rosen <irar@il.ibm.com>
7288 PR tree-optimization/23320
7289 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7290 data-refs' types instead of base object nullness. Add check for
7291 pointer type data-refs before first location comparison. Remove
7294 2005-08-14 Andreas Schwab <schwab@suse.de>
7296 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7298 2005-08-13 James E Wilson <wilson@specifix.com>
7300 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7301 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7302 -fstack-protector-all, --param ssp-buffer-size): Document.
7303 (-Wvariadic-macros): Alphabetize.
7304 (-fsched-stalled-insns-dep): Add missing 'f'.
7306 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7309 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7311 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7312 or indirect address operand.
7313 (EXTRA_ADDRESS_CONSTRAINT): New.
7314 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7316 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7318 PR tree-optimization/22236
7319 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7320 successors and predecessors.
7321 * tree-chrec.c (chrec_convert): Before converting, check that
7322 sequences don't wrap.
7323 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7324 (analyze_array): Extern.
7325 (find_data_references_in_loop): Remove call to
7326 compute_estimated_nb_iterations.
7327 * tree-data-ref.h (analyze_array): Declared.
7328 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7329 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7330 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7331 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7333 * tree-ssa-loop-ivcanon.c: Fix documentation.
7334 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7335 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7336 (infer_loop_bounds_from_undefined): New.
7337 (estimate_numbers_of_iterations_loop): Use
7338 infer_loop_bounds_from_undefined.
7339 (used_in_pointer_arithmetic_p): New.
7340 (scev_probably_wraps_p): Pass an extra parameter. Call
7341 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7342 (convert_step): Fix documentation.
7343 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7344 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7345 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7346 scev_probably_wraps_p.
7348 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7350 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7351 (s390_register_info): Ignore clobbered_regs information for fixed
7352 registers, and only fixed registers.
7353 (s390_init_frame_layout): Remove redundant call.
7355 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7357 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7358 description of -Wold-style-casts.
7360 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7361 Jakub Jelinek <jakub@redhat.com>
7363 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7364 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7365 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7366 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7367 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7368 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7369 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7370 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7371 ("stack_protect_set", "stack_protect_test"): New expanders.
7372 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7373 "stack_protect_testdi"): New insn definitions.
7375 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7377 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7379 2005-08-12 Paul Brook <paul@codesourcery.com>
7381 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7383 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7385 * config/s390/predicates.md (setmem_operand): New predicate.
7386 (shift_count_operand): Accept ANDs with special constants as
7388 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7389 with special constants.
7390 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7391 shift_count_operand with setmem_operand.
7393 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7395 * config/s390/s390.c (s390_extract_part, s390_single_part):
7397 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7398 (s390_output_mi_thunk): Don't use lg on 31 bit.
7399 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7400 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7402 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7404 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7405 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7406 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7407 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7408 with one of the new macros.
7410 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7412 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7413 Don't set save_return_addr_p.
7414 (s390_register_info): Make clobbered_regs not depending on
7417 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7419 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7420 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7422 2005-08-11 James E. Wilson <wilson@specifix.com>
7424 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7426 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7428 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7429 locations gathered by var-tracking in single entry loc_list
7430 over loc_descriptor_from_tree.
7432 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7433 pass it down to loc_descriptor.
7434 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7435 (containing_function_has_frame_base): Move earlier in the file.
7436 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7437 instead of always assuming fbreg can't be used.
7439 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7441 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7442 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7443 Accept address wrapped in AND for Altivec.
7444 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7445 Strip AND wrapping offset address for Altivec.
7447 2005-08-11 Richard Henderson <rth@redhat.com>
7450 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7451 before using TYPE_IS_SIZETYPE.
7453 2005-08-11 Richard Henderson <rth@redhat.com>
7456 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7457 insn types not present on ev4.
7458 (alphaev5_insn_pipe): Similarly.
7460 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7463 * arm.c (arm_override_options): If the user has selected callee-super-
7464 interworking, then enable normal interworking.
7466 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7468 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7471 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7473 * doc/rtl.texi: Fix two typos.
7475 2005-08-11 Richard Guenther <rguenther@suse.de>
7478 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7479 cases where we call to/from functions returning void.
7481 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7484 * tree.c (build_pointer_type_for_mode): Robustify.
7486 2005-08-10 James E Wilson <wilson@specifix.com>
7488 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7489 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7491 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7494 2005-08-10 Eric Christopher <echristo@apple.com>
7496 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7497 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7500 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7503 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7504 for the high part when generating dynamic-no-pic code.
7506 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7508 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7509 (x86_64-*-linux*): Likewise.
7511 * config/i386/crtfastmath.c: New file.
7512 * config/i386/t-crtfm: Likewise.
7514 * config/i386/linux.h (ENDFILE_SPEC): New.
7515 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7517 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7520 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7522 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7523 (vec_shl, vec_shr): Document new operations.
7524 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7526 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7528 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7529 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7530 change predicate to indexed_or_indirect_address.
7532 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7534 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7535 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7536 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7537 and __aeabi_uwrite8.
7538 * config/arm/unaligned-funcs.c: New file.
7539 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7541 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7543 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7545 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7546 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7548 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7549 * final.c (pass_shorten_branches): Add dump.
7550 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7551 (pass_life): Rename dump.
7552 (rest_of_handle_flow2): Remove initial verify_flow_info.
7553 * function.c (pass_instantiate_virtual_regs): Add dump.
7554 * integrate.c (pass_initial_value_sets): Add dump.
7555 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7556 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7557 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7558 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7559 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7560 gate_rtl_unrool_and_peel_loops): New.
7561 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7562 rtl_doloop): Do not look at flags.
7563 * mode-switching.c (pass_mode_switching): Add dump.
7564 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7565 pass_split_before_regstack): Add dump.
7566 * regmove.c (pass_stack_adjustments): Add dump.
7567 * tree-optimize.c (pass_fixup_cfg): Add dump.
7569 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7572 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7573 deciding which instruction sequence to use.
7575 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7577 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7578 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7580 2005-08-09 Richard Guenther <rguenther@suse.de>
7582 * c-common.c (builtin_function_2): Remove.
7583 (def_builtin_1): New function.
7584 (c_common_nodes_and_builtins): Use def_builtin_1 to
7585 build builtin functions.
7587 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7589 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7590 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7591 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7594 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7596 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7597 fold_binary instead of fold_build2 since we don't care about the
7599 (loop_niter_by_eval): Likewise.
7600 (compare_trees): Likewise.
7601 (proved_non_wrapping_p): Likewise.
7603 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7607 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7608 if the if is really empty.
7610 2005-08-09 Steven Bosscher <stevenb@suse.de>
7612 PR tree-optimization/23234
7613 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7614 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7615 argument of the new enum.
7616 (execute_cse_reciprocals): Add reciprocals for function arguments
7617 on the unique successor edge of the entry block. Update other calls
7618 to execute_cse_reciprocals_1.
7620 2005-08-08 Richard Henderson <rth@redhat.com>
7623 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7625 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7627 * expr.c (write_complex_part): Return after handling MEM.
7629 2005-08-08 Josh Conner <jconner@apple.com>
7631 PR rtl-optimization/23241
7632 * combine.c (simplify_comparison): Fix error in determining
7633 whether to lift a subreg from comparison.
7635 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7638 * config/rs6000/altivec.md (vec_init<mode>): New.
7639 (vec_set<mode>): New.
7640 (vec_extract<mode>): New.
7641 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7642 (rs6000_expand_vector_set): New.
7643 (rs6000_expand_vector_extract): New.
7644 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7645 for Altivec modes before reload.
7646 (altivec_expand_vec_init_builtin): New.
7647 (get_element_number): New.
7648 (altivec_expand_vec_set_builtin): New.
7649 (altivec_expand_vec_ext_builtin): New.
7650 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7652 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7654 * config/rs6000/rs6000.h (rs6000_builtins): Add
7655 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7656 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7657 * config/rs6000/rs6000-protos.h: Declare new functions.
7659 2005-08-08 Jan Hubicka <jh@suse.cz>
7661 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7662 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7663 * i386.md (movdi*): Use pic_32bit_operand.
7664 * predicates.md (pic_32bit_operand): New.
7666 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7669 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7671 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7673 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7674 (test_for_singularity): Use fold_build2.
7676 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7678 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7680 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7682 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7683 (COMMON_ASM_OP) Define.
7684 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7685 (ix86_encode_section_info): Likewise.
7686 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7687 SUBTARGET_ENCODE_SECTION_INFO.
7689 2005-08-06 Richard Henderson <rth@redhat.com>
7692 * tree-nested.c (convert_local_reference): Save and restore val_only
7693 around component_ref and friends. Clear walk_subtrees by default.
7695 2005-08-06 Peter O'Gorman <peter@pogma.com>
7698 * gcc.c (process_command): Check the argument to -b has a dash.
7699 * doc/invoke.texi: Update -b and -V docs.
7701 2005-08-06 James E Wilson <wilson@specifix.com>
7703 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7705 2005-08-06 Michael Matz <matz@suse.de>
7707 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7708 member only if only one insn is associated with the value.
7710 2005-08-06 Nick Clifton <nickc@redhat.com>
7712 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7714 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7715 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7716 Check symbol flags instead of symbol name mangling.
7717 (xstormy16_asm_output_aligned_common): Likewise. Also
7718 simplify code since the bss100_section cass is the only case
7719 where the below100 code will be triggered.
7720 (xstormy16_encode_section_info): Encode below100 attribute
7721 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7723 (xstormy16_strip_name_encoding): Delete - this function is no
7725 (TARGET_STRIP_NAME_ENCODING): Undefine.
7726 * config/stormy16/stormy16-protos.h: Delete prototype for
7727 xstormy16_strip_name_encoding.
7729 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7731 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7732 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7733 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7734 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7735 config/alpha/predicates.md, config/arc/arc.h,
7736 config/arm/arm.h, config/arm/ieee754-df.S,
7737 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7738 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7739 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7740 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7741 config/m68hc11/m68hc11.h, config/mips/mips.c,
7742 config/mips/mips.h, config/mips/openbsd.h,
7743 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7744 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7745 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7746 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7747 config/sparc/linux.h, config/sparc/linux64.h,
7748 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7749 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7750 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7751 typos. Follow spelling conventions.
7753 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7756 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7757 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7758 specially. Check for side effects only for COND_EXPR.
7759 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7760 return with TREE_NO_WARNING.
7762 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7764 PR rtl-optimization/23233
7765 * loop.c (combine_movables): Require the modes to be the same.
7766 (move_movables): Remove handling of cases where the replacement
7767 had a different mode to the original.
7769 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7771 PR tree-optimization/23128
7772 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7773 subtraction wrap, and set TREE_OVERFLOW if they do.
7775 2005-08-05 Richard Henderson <rth@redhat.com>
7778 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7779 FORCED_LABEL labels.
7781 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7784 * reload.c (find_reloads_subreg_address): Pass down TYPE
7785 unchanged. Change all callers except find_reloads_toplev.
7787 2005-08-05 Michael Matz <matz@suse.de>
7789 * genattrtab.c (current_alternative_string): Remove.
7790 (SIMPLIFY_ALTERNATIVE): Ditto.
7791 (attr_alt_bit_p): Ditto.
7792 (alternative_name): Make const char *.
7793 (evaluate_eq_attr): Remove use of above things.
7794 (simplify_test_exp): Ditto.
7795 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7796 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7798 2005-08-04 James E Wilson <wilson@specifix.com>
7800 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7801 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7802 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7803 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7804 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7806 2005-08-04 Richard Henderson <rth@redhat.com>
7809 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7810 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7811 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7812 if we'd have to instantiate too many members.
7814 2005-08-04 Richard Henderson <rth@redhat.com>
7817 * tree-outof-ssa.c (coalesce_asm_operands): New.
7818 (coalesce_ssa_name): Use it. Split out ...
7819 (coalesce_phi_operands, coalesce_result_decls): ... these.
7821 2005-08-04 Paul Brook <paul@codesourcery.com>
7823 * read-rtl.c (read_quoted_string): Break if EOF.
7825 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7827 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7828 (fold_build2): Likewise.
7829 (fold_build3): Likewise.
7830 (fold_build1_stat): New function prototype.
7831 (fold_build2_stat): Likewise.
7832 (fold_build3_stat): Likewise.
7833 * fold-const.c (fold_build1): Rename to ..
7834 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7835 through to build1_stat.
7836 (fold_build2): Rename to ..
7837 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7838 through to build2_stat.
7839 (fold_build3): Rename to ..
7840 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7841 through to build3_stat.
7843 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7844 Ian Lance Taylor <ian@airs.com>
7846 * function.c (assign_stack_local_1): Do not correct stack slot
7847 address if allocation size is smaller than mode size.
7849 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7852 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7853 (tree_merge_blocks): Propagate anything allowed by
7855 Clarify documentation.
7856 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7857 SSA form, schedule an update if necessary.
7859 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7861 * doc/install.texi (Binaries): Remove broken link to
7862 Sinix/Reliant Unix binaries.
7864 2005-08-03 Richard Henderson <rth@redhat.com>
7867 * function.c (stack_protect_epilogue): Export.
7868 * tree.h (stack_protect_epilogue): Declare.
7869 * calls.c (expand_call): Call it.
7871 2005-08-03 Eric Christopher <echristo@apple.com>
7873 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7874 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7877 2005-08-04 Jan Hubicka <jh@suse.cz>
7879 * profile.c (branch_prob): Split edges with goto locus on them
7880 to get proper line counts.
7881 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7883 2005-08-03 Paul Brook <paul@codesourcery.com>
7885 * function.c (assign_parms): Round current_function_args_size
7886 to PARM_BOUNDARY, not STACK_BOUNDARY.
7888 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7890 * config/i386/i386.c (x86_elf_aligned_common)
7891 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7893 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7895 PR tree-optimization/23157
7896 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7897 before emitting them.
7899 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7901 PR tree-optimization/19899
7902 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7903 * tree-scalar-evolution.c: Include real.h.
7904 (add_to_evolution): Build constant -1 of correct type.
7906 2005-08-03 Jan Hubicka <jh@suse.cz>
7908 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7909 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7910 profile updating for complette unrolling.
7911 * loop-unroll.c (peel_loop_completely): Use it.
7912 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7913 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7916 2005-08-03 Paul Brook <paul@codesourcery.com>
7918 * combine.c (can_change_dest_mode): New function.
7919 (try_combine, simplify_set): Use it.
7921 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7923 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7926 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7928 * doc/install.texi (Specific): Adjust link to openavr.org.
7929 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7930 (Binaries): Adjust HP-UX Porting Center link.
7931 (Binaries): Adjust Free Software Foundation ordering link.
7933 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7935 * convert.c (convert_to_integer): Use fold_build1 instead of
7936 build1 when converting an integer to an integer.
7938 2005-08-02 Richard Henderson <rth@redhat.com>
7940 * combine.c (combine_instructions): Don't use reg_equal/equiv
7941 results if the mode doesn't match.
7943 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7945 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7946 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7948 2005-08-02 Richard Henderson <rth@redhat.com>
7951 * explow.c (memory_address): Remove special-case for
7952 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7954 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7957 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7958 number of calls to cleanup_tree_cfg_1.
7960 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7962 * doc/invoke.texi: document file extensions .F90 and .F95
7964 2005-08-02 Richard Guenther <rguenther@suse.de>
7966 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7967 positive if its first argument is positive.
7969 2005-08-02 Richard Guenther <rguenther@suse.de>
7971 PR tree-optimization/23177
7972 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7975 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7977 PR tree-optimization/23129
7978 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7979 varying for divisions with anti-ranges.
7981 2005-08-02 Jan Hubicka <jh@suse.cz>
7983 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7984 * tree-ssa-threadupdate.c (thread_block): Add it here.
7986 2005-08-01 James E Wilson <wilson@specifix.com>
7988 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7989 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7990 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7992 * config/mips/predicates.md (const_call_insn_operand): Add check for
7993 SYMBOL_REF_LONG_CALL_P.
7994 * doc/extend.texi (long_call): Document the new attribute.
7996 2005-08-01 Ian Lance Taylor <ian@airs.com>
7997 Richard Henderson <rth@redhat.com>
7999 * Makefile.in (RTL_BASE_H): Add real.h.
8000 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8002 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8004 * rtl.c (rtl_check_failed_code_mode): New.
8005 * rtl.h (struct rtx_def): Add u.rv.
8006 (XCMWINT, XCNMPRV): New.
8007 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8008 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8010 2005-08-01 Richard Henderson <rth@redhat.com>
8012 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8013 with auto-inc codes.
8015 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8017 2005-08-01 Jan Hubicka <jh@suse.cz>
8019 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8020 * i386.c: Include dwarf2.h
8021 (asm_preferred_eh_data_format): New.
8022 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8024 2005-08-01 Ian Lance Taylor <ian@airs.com>
8026 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8027 randomize_va_space for virtual address randomization control.
8029 2005-08-01 Steven Bosscher <stevenb@suse.de>
8031 * common.opt (flag_ipa_cp): Put in right place to maintain
8034 2005-08-01 Jan Hubicka <jh@suse.cz>
8036 * profile.c (compute_value_histograms): Fix thinko.
8037 * value-prof.c: Include toplev.h
8038 (check_counter): New function.
8039 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8040 tree_mod_subtract_transform): Add sanity check.
8042 2005-08-01 Richard Guenther <rguenther@suse.de>
8044 PR tree-optimization/23133
8045 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8046 current functions parameter decls to find defs to cse
8049 2005-08-01 Richard Guenther <rguenther@suse.de>
8051 PR tree-optimization/23109
8052 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8053 If trapping math is in effect, use post-dominator information
8054 to check if we'd in any case reach a trapping point before
8055 doing the reciprocal insertion.
8056 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8057 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8058 expressions are invariant only if trapping math is not in effect.
8060 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8062 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8063 cgraph_function_versioning): New declarations.
8064 * cgraphunit.c: Add include to ipa-prop.h.
8065 (update_call_expr, cgraph_copy_node_for_versioning,
8066 cgraph_function_versioning): New functions.
8067 * integrate.c (copy_decl_for_inlining): Remove.
8068 * ipa-prop.h (ipa_replace_map): New struct.
8069 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8070 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8071 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8072 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8073 ipcp_iterate_stage, ipcp_method_scale_print,
8074 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8075 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8076 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8077 ipcp_update_bb_counts, ipcp_update_profiling,
8078 ipcp_update_edges_counts): New functions.
8079 (ipcp_method_cval_init): Remove restriction regarding local methods.
8080 (ipcp_init_stage): Add ipcp_method_compute_scale.
8081 (ipcp_insert_stage): Add versioning.
8082 (ipcp_structures_print): Add ipcp_method_scale_print.
8083 (ipcp_driver): Dump profiling info.
8084 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8085 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8086 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8087 (struct inline_data): Add versioning_p, ipa_info, new fields.
8088 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8089 declare_return_variable): Replace calls to copy_decl_for_inlining with
8091 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8093 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8094 Add argument VERSIONING.
8095 (copy_arguments_for_versioning, copy_static_chain,
8096 function_versionable_p, tree_versionable_function_p,
8097 tree_function_versioning, replace_ref_tree): New functions.
8098 * tree-inline.h: Include varray.h.
8099 (tree_versionable_function_p, tree_function_versioning,
8100 tree copy_decl_for_dup): New declarations.
8102 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8104 * ipa-cp.c: New file. Contains IPCP specific functionality.
8105 * ipa-prop.h: New file. Contains structures/definitions that can be
8106 used by several interprocedural data flow optimizations (and also IPCP).
8107 * ipa-prop.c: New file.
8108 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8109 * common.opt: Add ipa-cp flag.
8110 * timevar.def: Add IPCP optimization.
8111 * tree-optimize.c (init_tree_optimization_passes): Schedule
8113 * tree-pass.h (pass_ipa_cp): Declare.
8115 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8117 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8118 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8119 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8120 config/i386/i386.c, config/mips/mips.h,
8121 config/rs6000/rs6000.h, config/sh/sh.c,
8122 config/stormy16/stormy16.c: Fix comment typos.
8124 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8127 * c-typeck.c (build_binary_op): Use common_type wrapper on
8129 (common_type): Update comment.
8131 2005-07-31 Steven Bosscher <stevenb@suse.de>
8134 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8135 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8136 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8138 2005-07-31 Jan Hubicka <jh@suse.cz>
8140 * pretty-print.h (pp_widest_integer): New macro.
8141 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8144 2005-07-31 Jan Hubicka <jh@suse.cz>
8146 * output.h (enum section_category): Export from varasm.c
8147 (categorize_decl_for_section): Likewise.
8148 * varasm.c (enum section_category): Kill.
8149 (categorize_decl_for_section): Make global.
8150 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8152 * i386.c (ix86_section_threshold): New static variable.
8153 (ix86_in_large_data_p, ix86_encode_section_info,
8154 x86_64_elf_unique_section,
8155 x86_64_elf_select_section): New functions.
8156 (TARGET_ENCODE_SECTION_INFO): Define
8157 (override_options): Enable medium model for PIC.
8158 (ix86_expand_prologue): Expand gen_set_got_rex64.
8159 (legitimate_constant_p): Handle new UNSPECs.
8160 (legitimate_pic_address_disp_p): Likewise.
8161 (legitimize_pic_address): Lower MEDIUM model addressing.
8162 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8163 (enum cmodel): Add MEDIUM_PIC.
8164 (SYMBOL_REF_FAR_ADDR_P): New macro.
8165 (SYMBOL_FLAG_FAR_ADDR): New flag.
8166 * i386.md (movdi): Support medium model.
8167 (set_got_rex64): New pattern.
8168 * i386.opt (mlarge-data-threshold): New flag.
8169 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8170 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8171 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8172 TARGET_ASM_UNIQUE_SECTION): New.
8174 * invoke.texi (-mlarge_data_threshold): Document
8176 2005-07-31 Jan Hubicka <jh@suse.cz>
8178 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8179 (coalesce_vars): Likewise.
8180 * tree-ssa-live.c (coalesce_cost): New.
8181 (build_tree_conflict_graph): Use coalesce_cost.
8182 * tree-ssa-live.h (coalesce_cost): Declare.
8184 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8186 * arm.md (all peepholes for post-increment operations): Delete.
8187 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8188 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8189 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8190 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8191 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8193 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8195 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8198 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8201 * doc/invoke.texi: Document -rdynamic.
8203 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8206 * c-parser.c (c_parser_parms_list_declarator): Call
8207 mark_forward_parm_decls.
8208 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8209 decls with visibility structure.
8211 2005-07-30 Paul Brook <paul@codesourcery.com>
8213 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8215 2005-07-30 Paul Brook <paul@codesourcery.com>
8217 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8219 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8221 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8223 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8226 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8227 nested function declarators.
8228 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8229 (grokparms): Call warn_if_shadowing for parameters used within the
8231 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8232 not used within the parameter list.
8233 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8235 2005-07-30 Jan Hubicka <jh@suse.cz>
8237 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8238 * i386.c (ix86_fixup_binary_operands): Likewise.
8239 (ix86_expand_unary_operator): Likewise.
8240 (ix86_expand_fp_absneg_operator): Likewise.
8241 * optabs.c (expand_vec_cond_expr): Validate dest.
8243 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8246 * real.c (real_from_string): Also set last bit if there is a
8247 nonzero hex digit beyond GCC's internal precision after ".".
8249 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8251 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8252 define_constants. Change duplicate values to unassigned numbers.
8253 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8254 (*altivec_vspltsf): New.
8255 (altivec_vperm_v4sf): Delete.
8256 (altivec_vperm_<mode>): Use mode macro V.
8257 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8258 (altivec_predicate_v4sf): Delete.
8259 (altivec_predicate_<mode>): Use mode macro V.
8260 (*altivec_lvesfx): New.
8261 (*altivec_stvesfx): New.
8262 (vec_realign_load_v4sf): Delete.
8263 (vec_realign_load_<mode>): Use mode macro V.
8264 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8267 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8270 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8272 * configure: Regenerated.
8274 2005-07-29 Paul Brook <paul@codesourcery.com>
8276 * doc/install.texi: Add link to GFortran binaries wiki page.
8278 2005-07-29 David Ung <davidu@mips.com>
8280 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8281 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8282 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8283 * config/mips/mips.md (cpu): Add 5kf name.
8284 (includes): Includes 5k.md.
8285 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8286 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8289 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8292 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8293 (cleanup_tree_cfg): ... here.
8294 Call cleanup_tree_cfg_1 until there are no more cleanups to
8297 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8299 * tree-vrp.c (compare_range_with_value): Return true or false
8300 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8301 EQ_EXPR respectively.
8303 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8305 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8308 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8310 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8311 (tree_ssa_dominator_optimize): Increment it.
8312 (dump_dominator_optimization_stats): Print it.
8314 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8315 Steven Bosscher <stevenb@suse.de>
8317 PR rtl-optimization/23117
8318 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8319 when head == tail. Tidy comment.
8321 2005-07-28 Richard Henderson <rth@redhat.com>
8323 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8324 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8325 * jump.c (rtx_renumbered_equal_p): Likewise.
8326 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8327 CONST_INT and CONST_DOUBLE.
8328 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8329 * reload.c (operands_match_p): Special case CONST_INT and
8330 CONST_DOUBLE; check mode earlier.
8332 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8335 * c-typeck.c (convert_for_assignment): Do not check
8336 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8338 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8341 * c-typeck.c (composite_type): Prefer constant size arrays to
8344 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8347 * real.c (real_from_string): Set last bit if there is a nonzero
8348 hex digit beyond GCC's internal precision.
8350 2005-07-28 Richard Henderson <rth@redhat.com>
8353 * cfgcleanup.c (try_forward_edges): Watch out for end of
8356 2005-07-28 James E Wilson <wilson@specifixinc.com>
8359 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8361 2005-07-28 Jan Hubicka <jh@suse.cz>
8363 * Makefile.in (rtl-profile.o): Kill all traces of it.
8364 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8365 * coverage.h (rtl_coverage_counter_ref): Kill.
8366 * opts.c (flag_speculative_prefetching_set): Kill.
8367 (flag_loop_optimize_set): New.
8368 (common_handle_option): Disable loop optimizer when profiling;
8369 do not handle speculative prefetching.
8370 * passes.c (init_optimization_passes): Replace pass_profiling combo
8371 by branch_prob pass.
8372 * profile.c (compute_value_histograms): Update for simplified value
8374 (rtl_register_profile_hooks): Kill.
8375 (pass_profiling): Kill.
8376 (rest_of_handle_branch_prob): Do not profile.
8377 * toplev.c (process_options): Remove speculative prefetching.
8378 * toplev.h (flag_tree_based_profiling): Kill.
8379 * tree-profile.c (prepare_instrumented_value,
8380 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8381 tree_gen_one_value_profiler, do_tree_profiling): Update for
8382 simplified datastructures.
8383 * value-prof.c: Add comment that speculative prefetching was dropped;
8384 update rest of file for simplified datastructures.
8385 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8386 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8387 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8388 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8389 rtl_mod_subtract, gen_speculative_prefetch,
8390 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8391 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8392 (gate_handle_value_profile_transformations,
8393 rest_of_handle_value_profile_transformations,
8394 pass_value_profile_transformations): Kill.
8395 * value-prof.h (histogram_value_t): Remove IL based unions.
8396 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8397 rtl_profile_hooks): Remove hooks.
8399 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8401 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8402 (cgraph_clone_node): Likewise.
8403 * cgraph.h (cgraph_clone_edge): Update prototype.
8404 (cgraph_clone_node): Likewise.
8405 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8407 (lookup_recursive_calls): Consider profile.
8408 (cgraph_decide_recursive_inlining): Fix updating; use new
8409 probability argument; use profile.
8410 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8411 * tree-inline.c (copy_bb): Update clal of clone_edge.
8412 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8414 * invoke.texi (min-inline-recursive-probability): Document.
8416 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8418 * doc/install.texi (Configuration): Update Valgrind homepage.
8420 2005-07-28 Richard Henderson <rth@redhat.com>
8423 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8424 labels we want to delete.
8425 (cfg_layout_merge_blocks): Likewise.
8427 2005-07-28 Richard Henderson <rth@redhat.com>
8430 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8431 when expanding to nothing.
8433 2005-07-28 Josh Conner <jconner@apple.com>
8435 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8436 (cgraph_decide_inlining_of_small_functions): Likewise.
8438 2005-07-28 Josh Conner <jconner@apple.com>
8440 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8441 direction of badness if negative.
8442 (cgraph_default_inline_p): Add reason to parameters, and assign it
8444 (cgraph_decide_inlining_of_small_functions): New parameter in call
8445 to cgraph_default_inline_p.
8446 (cgraph_decide_inlining_incrementally): Likewise.
8447 * cgraphunit.c (decide_is_function_needed): Likewise.
8448 * cgraph.h (cgraph_default_inline_p): Likewise.
8450 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8452 * builtins.c: Fix comment typo(s).
8453 * genautomata.c: Likewise.
8454 * gimplify.c: Likewise.
8455 * tree-dfa.c: Likewise.
8456 * tree-flow-inline.h: Likewise.
8457 * tree-into-ssa.c: Likewise.
8458 * tree-ssa-alias.c: Likewise.
8459 * tree-ssa-ccp.c: Likewise.
8460 * tree-ssa-copy.c: Likewise.
8461 * tree-ssa-dce.c: Likewise.
8462 * tree-ssa-dom.c: Likewise.
8463 * tree-ssa-operands.c: Likewise.
8464 * tree-tailcall.c: Likewise.
8465 * tree-vectorizer.c: Likewise.
8466 * tree-vrp.c: Likewise.
8469 2005-07-28 Jeff Law <law@redhat.com>
8471 * tree-vrp.c (test_for_singularity): Extracted from ...
8472 (simplify_cond_using_ranges): Attempt to simplify a relational
8473 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8475 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8477 PR tree-optimization/22506
8478 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8479 phis whose argument is constant.
8481 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8483 PR rtl-optimization/18992
8484 Back out this patch:
8485 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8486 PR optimization/12142
8487 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8488 uses of the register in the SET_SRC. Remove unnecessary argument.
8490 Replace it with this:
8491 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8492 if flag_non_call_exceptions is set and the insn may trap, pass
8493 pc_rtx as dest for recursion.
8494 In SET_SRC part of SET case, if dest is already set, pass it down
8497 2005-07-28 Jan Hubicka <jh@suse.cz>
8499 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8500 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8501 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8503 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8504 profile when available.
8506 2005-07-28 Jan Beulich <jbeulich@novell.com>
8508 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8509 (ia64_print_operand): Describe and handle 'X'.
8510 (ia64_register_move_cost): Also handle FP_REGS.
8511 (ia64_preferred_reload_class): Likewise.
8512 (ia64_secondary_reload_class): Likewise.
8513 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8514 it. Also check for ITANIUM_CLASS_FLDP.
8515 * config/ia64/ia64.h (FP_REGNO_P): New.
8516 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8517 (reg_class): Add FP_REGS.
8518 (REG_CLASS_NAMES): Adjust for it.
8519 (REG_CLASS_CONTENTS): Likewise.
8520 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8521 (REG_CLASS_FROM_LETTER): Handle 'x'.
8522 (CLASS_MAX_NREGS): Handle FP_REGS.
8523 (MEMORY_MOVE_COST): Likewise.
8524 * config/ia64/ia64.md (itanium_class): Add fldp.
8525 (type): Handle fldp.
8526 (movti_internal): More allowable operand combinations. Use ldfp8 when
8527 splitting unnecessary. Remove predicable attribute. Adjust
8528 itanium_class attribute.
8529 (smuldi3_highpart): Remove outdated comment.
8530 (mulditi3, umulditi3, rotlti3): New expanders.
8531 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8532 (absti2): Disabled new insn for future reference.
8533 Respective new splitters.
8534 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8535 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8536 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8538 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8540 PR rtl-optimization/23047
8541 * simplify-rtx.c (simplify_const_relational_operation): Respect
8542 flag_wrapv for comparisons with ABS.
8544 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8546 PR tree-optimization/22493
8547 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8548 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8550 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8552 * config/frv/frv.opt (moptimize-membar): New.
8554 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8556 * config/frv/frv.h: Remove machine_function definition.
8558 * config/frv/frv.c (struct frv_io): New.
8559 (struct machine_function): Moved from frv.h. Add has_membar_p.
8560 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8561 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8562 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8563 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8564 (frv_reorg): Call frv_optimize_membar when appropriate.
8565 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8566 (frv_expand_builtin): Adjust calls accordingly.
8567 (frv_io_address_cookie): New function.
8568 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8569 load or store rather than a special insn. Add ccnstant address and
8570 io-type operands to the membar.
8571 (frv_ifcvt_modify_tests): Unsign regno.
8572 (frv_ifcvt_modify_tests): Same.
8574 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8575 UNSPEC_OPTIONAL_MEMBAR constant.
8576 (builtin_read_<mode>): Delete.
8577 (builtin_write_<mode>): Delete.
8578 ("optional_membar_<mode>"): Add operand.
8580 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8581 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8582 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8583 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8584 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8585 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8586 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8587 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8588 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8590 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8592 * df.c (df_uses_record): Handle SCRATCH.
8594 2005-07-28 Steven Bosscher <stevenb@suse.de>
8597 * passes.c (rest_of_decl_compilation): If decl is a type and
8598 we have encountered errors, don't emit debug information.
8600 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8602 * params.def: Fixed comment.
8604 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8607 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8608 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8609 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8611 2005-07-27 Steven Bosscher <stevenb@suse.de>
8614 * varasm.c (assemble_start_function): Don't do anything that may
8615 require a CFG if the current function is a thunk.
8617 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8619 * doc/install.texi (Prerequisites): Mention that perl is needed
8620 to do export control in libstdc++ targetting Darwin.
8622 2005-07-27 Steven Bosscher <stevenb@suse.de>
8624 PR rtl-optimization/17808
8625 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8626 (sched_insns_conditions_mutex_p): Split out from...
8627 (add_dependence): ...here. But don't call it from here.
8628 (add_dependence_list): Check sched_insns_conditions_mutex_p
8629 before calling add_dependence.
8630 (add_dependence_list_and_free): Likewise.
8631 (fixup_sched_groups): Likewise.
8632 (sched_analyze_1): Likewise.
8633 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8634 (sched_analyze): Likewise.
8635 (sched_analyze_insn): Likewise.
8636 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8637 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8638 dependencies on all COND_EXEC insns to jumps ending basic blocks
8639 when doing intrablock scheduling.
8640 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8642 2005-07-27 Jeff Law <law@redhat.com>
8644 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8645 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8646 equivalency sets, correctly handle the case were vr0 has an
8647 equivalency set, but vr1 does not.
8649 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8651 PR tree-optimization/23073
8652 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8653 vect_print_dump_info before fprintf.
8655 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8657 PR tree-optimize/22348
8658 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8659 Fold the partial computation.
8661 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8663 PR tree-optimization/22325
8664 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8666 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8668 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8669 (force_var_cost): ... this function.
8670 (compute_phi_arg_on_exit): Export.
8672 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8674 PR tree-optimization/20773
8675 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8678 2005-07-27 Richard Guenther <rguenther@suse.de>
8680 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8681 Avoid pushing again if current struct contains only
8682 fields we decomposed.
8684 2005-07-27 Jan Hubicka <jh@suse.cz>
8686 PR tree-optimization/22574
8687 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8690 * tree-tailcall.c (decrease_profile): New function.
8691 (eliminate_tail_call): Use it.
8693 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8694 visibility flags correctly in whole program mode.
8696 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8698 PR rtl-optimization/22472
8699 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8701 2005-07-26 Steven Bosscher <stevenb@suse.de>
8703 PR tree-optimization/22504
8704 * tree-complex.c (expand_complex_addition): Use 'code' instead
8705 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8707 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8709 * config.gcc (cpu_type): Add frv case.
8710 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8711 (supported_defaults): Add fr550 case.
8713 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8716 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8717 whether a pointer of type T * may point to objects of type T *.
8719 2005-07-26 DJ Delorie <dj@redhat.com>
8721 * configure: Regenerate.
8723 2005-07-26 Dale Johannesen <dalej@apple.com>
8725 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8727 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8729 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8730 Clarify use of "build" in name.
8732 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8734 * doc/extend.texi (Raw read/write Functions): New section.
8735 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8736 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8737 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8738 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8739 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8740 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8741 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8742 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8743 * config/frv/frv.c: Add bdesc_loads global.
8744 Add bdesc_stores global.
8745 (frv_init_builtins): Add support for __builtin_{read/write}*.
8746 (frv_volatile_memref): New.
8747 (frv_expand_load_builtin): New.
8748 (frv_expand_store_builtin): New.
8749 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8750 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8751 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8752 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8753 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8754 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8755 (builtin_read_<mode>): New.
8756 (builtin_write_<mode>): New.
8757 (builtin_write64): New.
8758 (optional_membar_<mode>): New.
8760 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8762 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8763 (rather than units) against HOST_BITS_PER_WIDE_INT.
8765 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8767 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8768 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8769 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8770 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8773 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8774 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8775 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8777 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8779 2005-07-26 Richard Guenther <rguenther@suse.de>
8781 PR tree-optimization/22486
8782 * fold-const.c (fold_unary): Fold away useless component
8783 references of the form (T *)&T.x, if the address
8786 2005-07-25 James E Wilson <wilson@specifixinc.com>
8788 * dwarf2out.c (add_call_src_coords_attributes): New.
8789 (gen_inlined_subroutine_die): Call it.
8790 (maybe_emit_file, init_file_table): Add comments.
8791 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8793 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8794 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8795 * tree.h (BLOCK_SOURCE_LOCATION): New.
8796 (struct tree_block): New field locus.
8798 2005-07-26 Andreas Schwab <schwab@suse.de>
8800 PR rtl-optimization/23043
8801 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8802 when allocating a struct unoccr.
8804 2005-07-25 Richard Henderson <rth@redhat.com>
8807 * tree-complex.c (gate_no_optimization): True if errors.
8808 * Makefile.in (tree-complex.o): Update dependencies.
8810 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8812 * config/frv/predicates.md (integer_register_operand): Use
8815 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8818 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8820 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8822 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8824 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8825 types when flag_unsafe_math_optimizations is true.
8827 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8829 * gcc.c (option_map): Add --sysroot.
8830 (process_command): Handle --sysroot.
8831 (display_help): Document it.
8832 * doc/cppopts.tex (-isysroot): Document.
8833 * doc/invoke.texi (--sysroot): Document.
8834 * doc/install.texi (--with-build-sysroot): Document.
8836 * Makefile.in (inhibit_libc): New variable.
8837 (INHIBIT_LIBC_CFLAGS): Likewise.
8838 (LIBGCC2_CFLAGS): Include
8839 $(INHIBIT_LIBC_CFLAGS).
8840 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8841 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8842 ($(T)crtend.o): Likewise.
8843 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8844 ($(T)crtendS.o): Likewise.
8845 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8846 ($(T)crtendT.o): Likewise.
8847 (stmp-fixinc): Do not complain about missing headers if
8849 * configure.ac (inhibit_libc): Set it to true/false.
8850 (--with-build-sysroot): New option. Use it to set
8852 * configure: Regenerated.
8854 2005-07-25 Manfred Hollstein <mh@suse.com>
8856 * calls.c (store_one_arg): Fix unsigned comparison warning.
8858 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8861 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8862 (ggc_print_statistics): Initialize variable before use.
8864 2005-07-25 Richard Guenther <rguenther@suse.de>
8866 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8867 calling with a PHI_NODE argument.
8869 * tree-flow-inline.h (overlap_subvar): Protect against
8872 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8874 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8875 * configure: Regenerate.
8877 2005-07-25 Ira Rosen <irar@il.ibm.com>
8879 * expr.c (highest_pow2_factor): Make extern.
8880 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8881 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8882 record_array_differ_p, array_ptr_differ_p): Likewise.
8883 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8884 additional cases. Call the above functions.
8885 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8886 base_object_differ_p when there are two base objects. Otherwise, compare
8887 base address and offset. Call may_alias_p.
8888 (dump_data_reference): Use a correct field name.
8889 (analyze_array): Make static. Initialize new data-ref fields.
8890 (analyze_indirect_ref): New function.
8891 (init_data_ref): Initialize new data-ref fields.
8892 (strip_conversion): Moved from tree-vect-analyze.c.
8893 (analyze_offset_expr, get_ptr_offset, address_analysis,
8894 object_analysis): Likewise.
8895 (analyze_offset): New function.
8896 (create_data_ref): Likewise.
8897 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8898 dimensions for ARRAY_REFs only.
8899 (build_classic_dist_vector): Make static.
8900 (access_functions_are_affine_or_constant_p): Call macro to get the
8901 address of access functions.
8902 (compute_all_dependences): Add new parameter
8903 compute_self_and_read_read_dependences. Compute self and read-read
8904 dependences if it is true.
8905 (find_data_references_in_loop): Call create_data_ref. Initialize new
8907 (compute_data_dependences_for_loop): Add new parameter
8908 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8909 compute nb_loops. Call compute_all_dependences,
8910 build_classic_dist_vector and build_classic_dir_vector with correct
8912 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8913 with correct parameters. Compare dimensions for ARRAY_REFs only.
8914 (free_data_refs): Call macro to free access functions.
8915 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8916 fields from stmt_vinfo.
8917 (struct base_object_info): New structure.
8918 (struct data_reference): Move fields to base_object_info. Add fields
8919 first_location and object_info for above structures. Move fields from
8920 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8921 aligned_to. Add macros to access the new fields.
8922 Update functions declarations.
8923 * tree-flow.h (is_aliased_with): Declare.
8924 * tree-loop-linear.c (linear_transform_loops): Call
8925 compute_data_dependences_for_loop with correct parameters.
8926 * tree-ssa-alias.c (is_aliased_with): New function.
8927 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8928 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8929 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8930 vect_base_addr_differ_p, compute_subscript_distance and
8931 build_classic_dist_vector. Add printings. Check absolute value of
8933 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8935 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8936 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8937 to bytes. Add printing.
8938 (vect_compute_data_refs_alignment): Go through loads and stores in one
8940 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8941 vect_analyze_data_ref_access): Likewise.
8942 (vect_analyze_pointer_ref_access): Remove.
8943 (vect_address_analysis, vect_object_analysis): Likewise.
8944 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8945 and analyze data-refs in the loop.
8946 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8947 fields of data-ref instead of stmt. Add init to the offset from the
8949 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8950 (vect_update_init_of_dr): Likewise.
8951 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8952 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8954 (new_loop_vec_info): Initialize new fields.
8955 (destroy_loop_vec_info): Free new fields.
8956 (vect_strip_conversion): Remove.
8957 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8958 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8959 datarefs. Add new field ddrs.
8960 Add macros for the new fields access.
8961 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8962 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8963 Remove their macros.
8964 * tree.h (highest_pow2_factor): Declare.
8966 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8968 * calls.c (store_one_arg): Check for sibling call MEM arguments
8969 from already clobbered incoming argument area.
8971 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8973 * c-common.c (check_missing_format_attribute): New.
8974 * c-common.h (check_missing_format_attribute): Likewise.
8975 * c-typeck.c (convert_for_assignment): Use it.
8977 2005-07-24 Andreas Schwab <schwab@suse.de>
8979 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8980 register use a word move. Correct operand of ext.w in 68000 code.
8982 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8984 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8985 variables as declarations, rather than definitions.
8987 2005-07-24 Ira Rosen <irar@il.ibm.com>
8989 PR tree-optimization/22526
8990 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8993 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8995 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8996 that C99 reserve for future use. Use it to define clog10,
8997 clog10f and clog10l.
8999 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9001 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9002 * configure.ac: Check for -Wmissing-format-attribute.
9004 * configure: Regenerate.
9006 2005-07-23 Richard Henderson <rth@redhat.com>
9008 PR tree-optimization/22623
9009 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9011 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9014 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9016 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9018 * Makefile.in (C_TREE_H): Update dependencies.
9019 * c-tree.h: Include toplev.h.
9020 * diagnostic.h (diagnostic_set_info): Add format attribute.
9021 * rtl-error.c (diagnostic_for_asm): Likewise.
9023 2005-07-23 Chao-ying Fu <fu@mips.com>
9025 * config/mips/mips-dsp.md: New file.
9026 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9027 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9029 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9030 MIPS_BUILTIN_BPOSGE32.
9031 (mips_expand_builtin_direct): Add one parameter to indicate that
9032 builtin functions need to return a value.
9033 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9035 (mips_regno_to_class): Add classes for 12 new DSP registers.
9036 (mips_subword): Change to check four HI registers.
9037 (mips_output_move): Output move to and from 6 new DSP accumulators.
9038 (override_options): Make sure -mdsp and -mips16 are not used together.
9039 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9041 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9043 (print_operand): Add 'q' for printing DSP accumulators.
9044 (mips_cannot_change_mode_class): Check ACC_REGS.
9045 (mips_secondary_reload_class): Check ACC_REGS.
9046 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9047 (mips_register_move_cost): Check ACC_REGS.
9048 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9049 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9050 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9051 (dsp_bdesc): New array.
9052 (bdesc_arrays): Add DSP builtin function table.
9053 (mips_prepare_builtin_arg): Check predicate again after
9055 (mips_expand_builtin): Add one more parameter to
9056 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9057 MIPS_BUILTIN_BPOSGE32.
9058 (mips_init_builtins): Initialize new function types.
9059 (mips_expand_builtin_direct): Check if builtin functions need to
9060 return a value and pass operands properly.
9061 (mips_expand_builtin_bposge): New function.
9062 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9063 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9064 (FIRST_PSEUDO_REGISTER): Increase to 188.
9065 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9066 Update for 12 new DSP registers.
9067 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9068 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9069 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9070 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9071 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9072 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9073 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9074 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9075 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9076 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9077 (REGISTER_NAMES): Add names for 12 new DSP registers.
9078 * config/mips/mips.md: Include mips-dsp.md.
9079 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9080 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9081 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9082 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9083 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9084 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9085 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9086 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9087 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9088 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9089 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9090 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9091 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9092 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9093 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9094 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9095 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9096 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9097 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9098 (UNSPEC_RDDSP): New constants.
9099 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9100 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9102 * config/mips/mips.opt (-mdsp): New option.
9103 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9104 (reg_imm10_operand): New predicates.
9105 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9106 * doc/invoke.texi (-mdsp): Document new option.
9108 2005-07-22 DJ Delorie <dj@redhat.com>
9110 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9112 * tree-inline.c (inlinable_function_p): Likewise.
9114 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9117 * toplev.c (check_global_declarations): Do not mark undefined
9118 variables as DECL_IGNORED_P.
9119 * varasm.c (first_global_object_name): GTY it.
9120 (weak_global_object_name): Likewise.
9121 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9122 a string to go into {weak,first}_global_object_name.
9124 2005-07-22 DJ Delorie <dj@redhat.com>
9126 * c-format.c (check_function_format): Change warning control
9127 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9129 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9131 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9132 &PTR->FLD a dereference of PTR.
9133 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9134 a potential dereference of PTR.
9136 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9138 PR rtl-optimization/20370
9139 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9140 call allocate_reg_info if necessary.
9142 PR rtl-optimization/21848
9143 * calls.c (emit_library_call_value_1): For const functions, add
9144 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9146 PR rtl-optimization/22445
9147 * cselib.c (target.h): Include.
9148 (rtx_equal_for_cselib_p): Allow commutative matches.
9149 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9150 Remove MODE parameter. Changed all callers.
9152 PR rtl-optimization/22258
9153 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9155 (try_combine): Use likely_spilled_retval_p.
9157 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9159 * config.gcc: Add crx-elf support.
9161 * doc/contrib.texi: Mention crx.
9162 * doc/extend.texi: Document crx extensions.
9163 * doc/install.texi: Document crx install.
9164 * doc/invoke.texi: Document crx options.
9165 * doc/md.texi: Document crx constraints.
9167 * config/crx/crx-protos.h: New file.
9168 * config/crx/crx.c: New file.
9169 * config/crx/crx.h: New file.
9170 * config/crx/crx.md: New file.
9171 * config/crx/crx.opt: New file.
9172 * config/crx/t-crx: New file.
9174 2005-07-22 Manfred Hollstein <mh@suse.com>
9176 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9178 (int_add_graph_edge): Likewise.
9179 (collapse_nodes): Likewise.
9180 (process_unification_queue): Likewise.
9182 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9183 Laurent GUERBY <laurent@guerby.net>
9185 PR tree-optimization/22336
9186 * function.c (record_block_change): Check for
9187 cfun->ib_boundaries_block.
9189 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9191 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9192 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9194 2005-07-21 DJ Delorie <dj@redhat.com>
9196 * toplev.c (warn_deprecated_use): Add warning control to warning
9198 * c-typeck.c (parser_build_binary_op): Likewise.
9199 (c_finish_if_stmt): Likewise.
9200 * c-common.c (check_function_sentinel): Likewise.
9201 (check_nonnull_arg): Likewise.
9203 2005-07-21 Richard Henderson <rth@redhat.com>
9206 * tree-complex.c (complex_ssa_name_components): New.
9207 (cvc_lookup): Allow entry not found.
9208 (create_components): Remove.
9209 (create_one_component_var, get_component_var): New.
9210 (get_component_ssa_name, set_component_ssa_name): New.
9211 (extract_component): Use get_component_ssa_name.
9212 (update_complex_components): Use set_component_ssa_name.
9213 (update_complex_components_on_edge): Likewise.
9214 (update_phi_components): Create new PHI nodes directly, instead
9215 of adding insns to edges.
9216 (tree_lower_complex): Allocate and free complex_variable_components
9217 and complex_ssa_name_components here.
9219 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9221 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9222 revert to returning false.
9224 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9227 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9229 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9232 * config/i386/i386.md (cmpxf): Change operand constraints
9233 to "nonmemory_operand".
9235 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9237 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9239 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9242 * fold-const.c (fold_build1): Add checksum for the operands.
9243 (fold_build2): Likewise.
9244 (fold_build3): Likewise.
9246 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9249 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9251 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9253 * common.opt (-fforward-propagate): Committed by mistake,
9256 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9258 * reg-stack.c: Fix comment typo(s).
9259 * tree-ssa-operands.c: Likewise.
9260 * tree-vectorizer: Likewise.
9262 2005-07-21 Nick Clifton <nickc@redhat.com>
9264 * config/sh/symbian.c: Replace C++ style line comments with C
9265 style line comments.
9266 (symbian_add_attribute): Do not use a ? operator on the LHS of
9268 (sh_symbian_handle_dll_attribute): Change the type of the
9269 method vector to "VEC(tree,gc)*" and use vector accessor
9270 macros to walk over the elements.
9271 (symbian_export_vtable_and_rtti_p): Likewise.
9272 (symbian_class_needs_attribute_p): Likewise.
9274 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9277 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9278 initialize targetm.resolve_overloaded_builtin here.
9279 (altivec_expand_overloaded_builtin): Make it non-static.
9280 * config/rs6000/rs6000-protos.h
9281 (altivec_expand_overloaded_builtin): New prototype.
9282 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9283 targetm.resolve_overloaded_builtin here.
9284 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9286 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9287 Zdenek Dvorak <dvorakz@suse.cz>
9289 PR tree-optimization/19210
9290 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9292 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9293 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9294 rely on unproven assumptions.
9295 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9296 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9297 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9298 to number_of_iterations_exit.
9299 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9300 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9301 * tree-ssa-loop-niter.c (find_loop_niter,
9302 estimate_numbers_of_iterations_loop): Likewise.
9303 (number_of_iterations_exit): Honor the new options.
9304 * doc/invoke.texi (Wunsafe-loop-optimizations,
9305 funsafe-loop-optimizations): Document them.
9307 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9309 PR rtl-optimization/22167
9310 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9312 2005-07-20 Adam Nemet <anemet@lnxw.com>
9314 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9315 __do_global_dtors_aux longcall.
9317 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9319 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9320 (old_special_pred_table): Don't reference
9321 SPECIAL_MODE_PREDICATES.
9322 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9323 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9324 * config/sh/predicates.h: Don't mention
9325 SPECIAL_MODE_PREDICATES.
9326 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9329 2005-07-20 DJ Delorie <dj@redhat.com>
9331 * config.gcc: Add m32c-elf support.
9333 * doc/contrib.texi: Mention m32c.
9334 * doc/extend.texi: Document m32c extensions.
9335 * doc/install.texi: Mention m32c.
9336 * doc/invoke.texi: Document m32c options.
9337 * doc/md.texi: Document m32c constraints.
9339 * config/m32c/addsub.md: New file.
9340 * config/m32c/bitops.md: New file.
9341 * config/m32c/cond.md: New file.
9342 * config/m32c/jump.md: New file.
9343 * config/m32c/m32c-lib1.S: New file.
9344 * config/m32c/m32c-lib2.c: New file.
9345 * config/m32c/m32c-modes.def: New file.
9346 * config/m32c/m32c-pragma.c: New file.
9347 * config/m32c/m32c-protos.h: New file.
9348 * config/m32c/m32c.abi: New file.
9349 * config/m32c/m32c.c: New file.
9350 * config/m32c/m32c.h: New file.
9351 * config/m32c/m32c.md: New file.
9352 * config/m32c/m32c.opt: New file.
9353 * config/m32c/minmax.md: New file.
9354 * config/m32c/mov.md: New file.
9355 * config/m32c/muldiv.md: New file.
9356 * config/m32c/predicates.md: New file.
9357 * config/m32c/prologue.md: New file.
9358 * config/m32c/shift.md: New file.
9359 * config/m32c/t-m32c: New file.
9361 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9363 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9364 (stack_protect_set, stack_protect_test): New expanders.
9365 (stack_protect_set_si, stack_protect_set_si_media,
9366 stack_protect_set_di_media, stack_protect_test_si,
9367 stack_protect_test_si_media, stack_protect_test_di_media):
9370 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9372 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9374 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9376 * tree.h (tree_expr_nonzero_p): Export.
9377 * fold-const.c (tree_expr_nonzero_p): Likewise.
9378 Return true for CALL_EXPRs that are alloca calls.
9379 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9381 * tree-flow.h (expr_computes_nonzero): Remove.
9382 * tree-vrp.c (expr_computes_nonzero): Remove.
9383 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9384 (extract_range_from_unary_expr): Likewise.
9385 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9386 tree_expr_nonzero_p.
9388 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9390 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9391 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9392 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9393 All callers changed.
9394 (frame_related_constant_load): New arg "related" which controls
9395 setting of RTX_FRAME_RELATED_P. All callers changed.
9396 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9397 (bfin_expand_prologue): Add stack limit checking.
9398 * config/bfin/bfin.md (trapifcc): New pattern.
9400 * config/bfin/bfin.c: Include "langhooks.h".
9401 (def_builtin): Go through lang_hooks to call builtin_function.
9403 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9404 * config/bfin/predicates.md (symbol_ref_operand): New.
9405 (call_insn_operand): Delete. All callers changed to use
9406 register_no_elim_operand.
9407 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9409 (function_arg): Use it to generate the call's operand 2.
9410 (bfin_longcall_p): New function.
9411 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9412 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9413 determine if the address needs to be in a REG.
9414 (bfin_handle_longcall_attribute): New function.
9415 (bfin_attribute_table): Add "longcall" and "shortcall".
9416 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9417 (CUMULATIVE_ARGS): New member call_cookie.
9418 (PREDICATE_CODES): Add symbol_ref_operand.
9419 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9420 extra USE to the pattern.
9421 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9422 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9423 sibcall_value_insn; now the new patterns handle direct calls and the
9424 old ones indirect calls.
9425 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9427 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9429 * doc/trouble.texi: Update section on handling of empty loops.
9431 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9433 * config.gcc: Remove support for sparc-*-openbsd*,
9434 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9436 * config.host: Remove support for i860-*-sysv4* as a host.
9437 * config/i860/*, config/ip2k/*, config/ns32k/*,
9438 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9439 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9440 mention obsolete ports.
9442 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9444 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9446 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9447 of frame_pointer_rtx.
9448 (sh_expand_epilogue): Likewise.
9449 (sh_set_return_address): Likewise.
9450 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9451 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9452 offsets from FRAME_POINTER_REGNUM.
9453 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9454 (sh_register_names): Add initializer for sfp.
9455 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9456 (VALID_REGISTER_P): Likewise.
9457 (FIRST_PSEUDO_REGISTER): Update.
9458 (DWARF_FRAME_REGISTERS): Define.
9459 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9460 (HARD_FRAME_POINTER_REGNUM): Define.
9461 (FRAME_POINTER_REGNUM): Redefine.
9462 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9463 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9464 from FRAME_POINTER_REGNUM.
9465 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9466 FRAME_POINTER_REGNUM.
9467 (REG_CLASS_CONTENTS): Add sfp.
9468 (REG_ALLOC_ORDER): Likewise.
9469 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9470 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9471 of frame_pointer_rtx.
9472 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9474 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9476 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9477 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9478 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9480 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9483 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9485 Make CONSTRUCTOR use VEC to store initializers.
9486 * c-common.c (complete_array_type): Update to cope with VEC in
9488 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9489 (pp_c_constructor_elts): New function.
9490 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9491 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9492 struct constructor_stack, struct initializer_stack,
9493 constructor_elements, push_init_level, pop_init_level,
9494 add_pending_init, find_init_member, output_init_element): Update to
9495 cope with VEC in CONSTRUCTOR_ELTS.
9496 * coverage.c (build_fn_info_value, build_ctr_info_value,
9497 build_gcov_info): Likewise.
9498 * expr.c (categorize_ctor_elements_1, store_constructor,
9499 expand_expr_real_1): Likewise.
9500 * fold-const.c (fold_ternary): Likewise.
9501 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9502 gimplify_init_constructor, gimplify_expr): Likewise.
9503 * tree-dump.c (dequeue_and_dump): Likewise.
9504 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9506 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9508 * tree-sra.c (generate_element_init_1): Likewise.
9509 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9510 * tree-ssa-operands.c (get_expr_operands): Likewise.
9511 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9512 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9513 (get_initial_def_for_reduction): Likewise.
9514 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9515 value handle in annotations.
9516 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9517 tree_node_structure): Add support for constr_kind.
9518 (build_vector_from_ctor, build_constructor_single,
9519 build_constructor_from_list): New functions.
9520 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9521 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9522 Update to cope with VEC in CONSTRUCTOR_ELTS.
9523 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9524 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9525 CONSTRUCTOR_APPEND_ELT): New macros.
9526 (struct constructor_elt, struct tree_constructor): New data types.
9527 (union tree_node): Add tree_constructor field.
9528 * treestruct.def: Define TS_CONSTRUCTOR.
9529 * varasm.c (const_hash_1, compare_constant, copy_constant,
9530 compute_reloc_for_constant, output_addressed_constants,
9531 initializer_constant_valid_p, output_constant,
9532 array_size_for_constructor, output_constructor): Update to cope with
9533 VEC in CONSTRUCTOR_ELTS.
9534 * vec.h (VEC_empty, VEC_copy): New macros.
9536 2005-07-19 Devang Patel <dpatel@apple.com>
9538 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9540 2005-07-19 Richard Henderson <rth@redhat.com>
9543 * gimplify.c (gimplify_expr): Use main variant type for the temp
9544 destination for a discarded volatile read.
9545 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9546 casts between non-void types that change volatility.
9548 2005-07-15 DJ Delorie <dj@redhat.com>
9550 * toplev.h: Add comment about the first parameter for warning().
9551 * errors.h: Likewise.
9553 * c.opt (Wpragmas): New.
9554 * doc/invoke.texi: Document it.
9556 * function.c (do_warn_unused_parameter): Add warning control to
9558 * c-decl.c (warn_if_shadowing): Likewise.
9559 * c-lex.c (cb_def_pragma): Likewise.
9560 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9561 (pop_alignment): Likewise.
9562 (handle_pragma_pack): Likewise.
9563 (apply_pragma_weak): Likewise.
9564 (handle_pragma_weak): Likewise.
9565 (handle_pragma_redefine_extname): Likewise.
9566 (add_to_renaming_pragma_list): Likewise.
9567 (handle_pragma_extern_prefix): Likewise.
9568 (maybe_apply_renaming_pragma): Likewise.
9569 (handle_pragma_visibility): Likewise.
9571 * config/c4x/c4x-c.c (BAD): Likewise.
9572 (c4x_parse_pragma): Likewise.
9573 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9574 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9575 (rs6000_pragma_longcall): Likewise.
9576 * config/v850/v850-c.c (pop_data_area): Likewise.
9577 (ghs_pragma_section): Likewise.
9578 (ghs_pragma_section): Likewise.
9579 (ghs_pragma_interrupt): Likewise.
9580 (ghs_pragma_starttda): Likewise.
9581 (ghs_pragma_startsda): Likewise.
9582 (ghs_pragma_startzda): Likewise.
9583 (ghs_pragma_endtda): Likewise.
9584 (ghs_pragma_endsda): Likewise.
9585 (ghs_pragma_endzda): Likewise.
9587 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9588 Kenneth Zadeck <zadeck@naturalbridge.com>
9590 * Makefile.in: Removed tree-promote-statics.c
9591 * tree-promote-statics.c: Removed.
9592 * common.opt: Removed flag-promote-statics.
9594 * passes.c: Removed tree-promote-statics pass.
9595 * tree-pass.h: Ditto.
9596 * timevar.def: Removed TV_PROMOTE_STATICS.
9599 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9601 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9603 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9605 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9608 * c-common.c (check_function_arguments): Call
9609 'check_function_format' if either -Wformat or
9610 -Wmissing-format-attribute are specified.
9611 * c-format.c (check_function_format): Check -Wformat before
9612 calling 'check_format_info'.
9613 * c-opts.c (c_common_post_options): Don't warn for
9614 -Wmissing-format-attribute without -Wformat.
9615 * c-typeck.c (convert_for_assignment): Detect additional cases for
9616 -Wmissing-format-attribute.
9617 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9620 2005-07-19 Richard Guenther <rguenther@suse.de>
9622 * config/i386/i386.md (lrint<mode>2): Use temporary
9623 instead of clobbering non-existent memory.
9625 2005-07-19 Nick Clifton <nickc@redhat.com>
9627 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9628 statement to avoid displaying ASCII control characters.
9630 2005-07-19 Ben Elliston <bje@au.ibm.com>
9632 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9633 * cfganal.c (find_edge_index): Ditto.
9634 * combine.c (combine_instructions): Ditto.
9635 * ddg.c (create_scc): Ditto.
9636 (find_successors): Ditto.
9637 (find_predecessors): Ditto.
9638 (find_nodes_on_paths): Ditto.
9639 (longest_simple_path): Ditto.
9640 * flow.c (update_life_info): Ditto.
9641 (count_or_remove_death_notes): Ditto.
9642 (clear_log_links): Ditto.
9643 * modulo-sched.c (generate_reg_moves): Ditto.
9644 (find_max_asap): Ditto.
9645 (find_max_hv_min_mob): Ditto.
9646 (find_max_dv_min_mob): Ditto.
9647 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9648 * sched-rgn.c (extract_edgelst): Ditto.
9649 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9650 (dump_update_ssa): Ditto.
9651 (ssa_names_to_replace) Ditto.
9652 (switch_virtuals_to_full_rewrite): Ditto.
9653 (update_ssa): Ditto.
9654 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9656 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9658 Fix PR tree-optimization/22483
9660 * tree-complex.c (create_components): Use
9661 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9662 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9663 * tree-flow.h (safe_referenced_var_iterator): New structure.
9664 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9665 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9666 safe_referenced_var iterator.
9667 (add_type_alias): Ditto.
9669 2005-07-19 Steven Bosscher <stevenb@suse.de>
9671 * loop-init.c (rest_of_handle_loop2): Remove.
9672 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9673 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9674 (pass_rtl_loop_init, pass_rtl_loop_done,
9675 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9676 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9677 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9678 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9679 pass_tree_loop_done, and pass_tree_unswitch.
9680 (gate_loop): Rename to gate_tree_loop.
9681 * passes.c (init_optimization_passes): Update for renamed tree
9682 loop passes. Add the new loop2 passes as subpasses of loop2.
9683 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9684 Update for the renamed tree loop passes.
9686 2005-07-18 Ian Lance Taylor <ian@airs.com>
9689 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9690 blocks when optimizing.
9692 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9694 * common.opt (frename-registers): Initialize to 2.
9696 (fgcse-after-reload): Ditto.
9697 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9698 (process_options): Only change flag_web, flag_rename_registers,
9699 and flag_rerun_cse_after_loop if not explicitly set by user.
9701 2005-07-18 Jan Beulich <jbeulich@novell.com>
9703 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9704 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9705 in 64-bit mode the same as DImode in 32-bit mode.
9706 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9707 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9708 mode. Add new mode parameter.
9709 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9710 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9711 x86_64_shift_adj): New expanders.
9712 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9713 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9715 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9716 DImode shift splitters.
9717 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9718 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9721 2005-07-18 Jan Beulich <jbeulich@novell.com>
9723 * i386.md (movdi_extzv_1): New.
9724 (zero_extendhidi2): Combine alternatives and never force use of
9726 (zero_extendqidi2): Likewise. Don't restrict input selection.
9728 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9730 Fix PR tree-optimization/22531
9731 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9734 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9736 * tree-promote-statics.c (pass_promote_statics): Change dump file
9739 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9741 * tree-optimize.c (init_tree_optimization_passes): Add
9742 pass_eliminate_useless_stores pass.
9743 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9744 * tree-ssa-pre.c (is_copy_stmt): New function.
9745 (follow_copies_till_vuse): Ditto.
9746 (do_eustores): Ditto.
9747 (gate_eustores): Ditto.
9749 2005-07-16 Richard Henderson <rth@redhat.com>
9751 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9753 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9754 Kenneth Zadeck <zadeck@naturalbridge.com>
9756 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9757 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9758 ipa-type-escape.h, tree-promote-statics.c
9759 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9760 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9761 tree-promote-statics.c: new files.
9762 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9763 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9764 int nonlocal_set_p, mark_constant_function): Deleted.
9765 (rest_of_handle_cfg): Removed call to mark_constant_function.
9766 (nonoverlapping_component_refs_p): Added calls to support
9767 type based aliasing.
9768 * tree-ssa-alias.c (may_alias_p,
9769 compute_flow_insensitive_aliasing): Ditto.
9770 * calls.c (flags_from_decl_or_type): Removed reference to
9772 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9773 too many arguments. This is necessary for Spec 2000.
9774 * cgraph.h (const_function, pure_function): Removed.
9775 * common.opt: Added "fipa-pure-const", "fipa-reference",
9776 "fipa-type-escape", and "ftree-promote-static".
9778 * passes.c: Added ipa and tree-promote-statics passes.
9779 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9780 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9781 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9782 * tree-flow.h: Added exposed sra calls and addition of
9783 reference_vars_info field for FUNCTION_DECLS.
9784 * tree-pass.h: Added passes.
9785 * tree-sra.c: (sra_init_cache): New function.
9786 (sra_insert_before, sra_insert_after) Made public.
9787 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9789 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9790 aliasing. (may_alias_p): Added code to use type escape analysis to
9792 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9793 code to prune clobbers of static variables based on information
9794 produced in ipa-reference pass. Changed call clobbering so that
9795 statics are not marked as clobbered if the call does not clobber
9798 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9800 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9803 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9805 * doc/install.texi (*-*-solaris2*): Document recommended version
9806 of GNU binutils and mention GNU linker problem on Solaris 10.
9808 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9811 * c-decl.c (c_build_bitfield_integer_type): New function.
9812 (finish_struct): Call it.
9813 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9815 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9817 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9820 2005-07-16 Jan Hubicka <jh@suse.cz>
9822 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9823 (scale_bbs_frequencies_int): Watch roundoff errors.
9824 * predict.c (return_prediction): Initialize return_stmt.
9826 2005-07-16 Jan Hubicka <jh@suse.cz>
9828 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9829 after RTL profiling.
9831 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9834 * fold-const.c (build_range_check): Convert high/low to etype
9835 if we are only comparing against exp.
9837 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9839 Fix PR tree-optimization/22376
9840 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9842 (need_to_solve): New function.
9843 (compute_points_to_sets): Use it.
9845 2005-07-15 Jan Hubicka <jh@suse.cz>
9847 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9848 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9850 2005-07-15 Richard Guenther <rguenther@suse.de>
9852 * c-common.c (handle_flatten_attribute): New function.
9853 Add flatten function attribute.
9854 * doc/extend.texi: Document flatten function attribute.
9855 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9856 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9858 (cgraph_decide_inlining): Handle functions with flatten
9861 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9863 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9864 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9865 UNSPEC_XCHG, UNSPEC_AND): New.
9866 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9867 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9868 * config/rs6000/sync.md (FETCHOP): New code macro.
9869 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9871 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9872 (sync_compare_and_swap<mode>): Same.
9873 (sync_lock_test_and_set<mode>): Same.
9874 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9875 for QImode and HImode, and not PPC405.
9876 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9877 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9878 (sync_<fetchop>{si,di}_internal): New.
9879 (sync_nand{si,di}_internal): New.
9880 (sync_old_<fetchop>{si,di}_internal): New.
9881 (sync_old_nand{si,di}_internal): New
9882 (sync_new_<fetchop>{si,di}_internal): New.
9883 (sync_new_nand{si,di}_internal): New.
9884 (atomic_and{si,di}): New.
9885 (sync_new_nand{si,di}_internal): New.
9886 (atomic_and{si,di}): New.
9887 (sync_add<mode>_internal): Delete.
9888 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9889 (sync_sub<mode>_internal): Delte.
9890 (sync_subshort_internal): New.
9891 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9892 (sync_anddi_internal): Delete.
9893 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9894 (sync_booldi_internal): Delete.
9895 (sync_boolc<mode>_internal): Delete.
9896 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9897 (sync_boolc<mode>_internal2): Delete.
9898 (sync_boolcc<mode>_internal): Delete.
9899 (isync, lwsync): Use unspec instead of unspec_volatile.
9900 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9901 Revert UNSPEC_VOLATILE.
9902 (rs6000_split_atomic_op): New.
9903 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9905 2005-07-14 Eric Christopher <echristo@redhat.com>
9907 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9908 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9910 2005-07-14 Eric Christopher <echristo@redhat.com>
9912 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9914 2005-07-14 Steven Bosscher <stevenb@suse.de>
9916 PR tree-optimization/22230
9917 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9918 the computation of the four cross productions for "range op range".
9920 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9921 Ulrich Weigand <uweigand@de.ibm.com>
9924 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9927 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9929 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9931 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9933 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9935 2005-07-14 Richard Guenther <rguenther@suse.de>
9938 * config/i386/i386-protos.h (ix86_function_value): Change
9939 prototype to match new target hook.
9940 * config/i386/i386.c (ix86_value_regno): Change prototype
9941 to take extra type argument.
9942 (TARGET_FUNCTION_VALUE): Define.
9943 (ix86_function_ok_for_sibcall): Pass extra argument to
9944 ix86_value_regno, check return slot rtx for exact match.
9945 (ix86_function_value): Take extra parameter. Dispatch to
9946 ix86_value_regno with fndecl/fntype as provided.
9947 (ix86_value_regno): Handle extra type argument.
9948 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9950 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9951 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9952 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9953 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9954 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9956 2005-07-14 Richard Guenther <rguenther@suse.de>
9958 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9959 * calls.c (expand_call): Pass fntype to hard_function_value.
9960 (emit_library_call_value_1): Likewise.
9961 * explow.c: Include target.h.
9962 (hard_function_value): Take extra argument, the fntype.
9963 Use new target hook for function_value.
9964 * expr.h (hard_function_value): Change prototype.
9965 * function.c (aggregate_value_p): Pass 0 as fntype to
9966 hard_function_value.
9967 (assign_parms): Use new target hook for function_value.
9968 Pass 0 as fntype to hard_function_value.
9969 (expand_function_end): Likewise.
9970 * reg-stack.c: Include target.h.
9971 (stack_result): Use new target hook for function_value.
9972 * target-def.h: New target hook function_value.
9973 * target.h: Likewise.
9974 * targhooks.c (default_function_value): New function.
9975 * targhooks.h (default_function_value): Declare.
9977 2005-07-13 Ian Lance Taylor <ian@airs.com>
9979 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9981 2005-07-14 Jan Hubicka <jh@suse.cz>
9983 * tree-dfa.c (dump_variable): Use default_def function.
9984 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9985 * tree-ssa.c (verify_use): Likewise.
9986 * tree-ssanames.c (release_ssa_name): Likewise.
9987 * tree-tailcall.c (eliminate_tail_call): Likewise.
9988 (tree_optimize_tail_calls_1): Likewise.
9989 * tree-vrp.c (get_value_range): Likewise.
9991 2005-07-14 Ben Elliston <bje@au.ibm.com>
9993 * gcc.c (main): Compare language[0] with '*' when iterating over
9996 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9998 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9999 "s390_emit_compare". Add handling of CCZ1mode.
10000 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10001 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10003 (s390_branch_condition_mask): Add CCZ1mode handling.
10004 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10005 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10006 Use CCZ1mode instead of CCZmode.
10007 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10009 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10011 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10013 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10015 2005-07-13 Eric Christopher <echristo@redhat.com>
10017 * config/mips/mips.c (mips_canonicalize_comparison): New.
10018 (mips_emit_int_relational): Use.
10020 2005-07-13 Eric Christopher <echristo@redhat.com>
10022 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10023 static extra parts.
10024 * config/s390/s390.md: Include tpf.md. Move tpf specific
10026 * config/s390/tpf.md: To here.
10027 * config/s390/s390.opt: Move tpf specific options...
10028 * config/s390/tpf.opt: to here. Add mmain option.
10029 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10030 * config/s390/tpf.h: Rewrite.
10032 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10034 * doc/tm.texi: Remove @xref{Cross-profiling}.
10036 2005-07-13 Jeff Law <law@redhat.com>
10038 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10039 expressions, test their _DECL operands for pointer equality rather
10040 than using operand_equal_p.
10042 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10044 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10045 (TARGET_POSIX_IO): This.
10046 * config/darwin.h: Likewise.
10047 * config/freebsd.h: Likewise.
10048 * config/linux.h: Likewise.
10049 * config/lynx.h: Likewise.
10050 * config/netbsd.h: Likewise.
10051 * config/rs6000/linux64.h: Likewise.
10052 * config/rs6000/linux.h: Likewise.
10053 * config/s390/tpf.h: Likewise.
10054 * config/sh/embed-elf.h: Likewise.
10055 * config/sparc/linux64.h: Likewise.
10056 * config/sparc/linux.h: Likewise.
10057 * config/svr4.h: Likewise.
10058 * gcov-io.h: Likewise.
10060 * doc/tm.texi: Updated.
10062 * libgcov.c (create_file_directory): Defined only if
10063 TARGET_POSIX_IO is defined.
10064 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10067 2005-07-13 Jan Hubicka <jh@suse.cz>
10069 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10071 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10073 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10074 structure as argument.
10076 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10078 PR tree-optimization/21921
10079 * tree-iterator.c (tsi_link_before): Support the case when
10080 tsi_end_p (tsi) == true.
10082 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10084 PR tree-optimization/22442
10085 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10088 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10090 PR rtl-optimization/20376
10091 * toplev.c (process_options): Enable -fweb and -frename-registers when
10093 * doc/invoke.texi: Update the information about when -fweb and
10094 -frename-registers are enabled.
10096 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10099 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10100 if *rhs_p is not a SSA_NAME.
10102 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10104 Fix PR tree-optimization/22422
10105 * tree-ssa-structalias.c (struct variable_info): Add flag for
10107 (get_varinfo): Now a static function.
10108 (new_varinfo): init has_union and is_special_var to false.
10109 (solution_set_add): Check has_union.
10110 (do_da_constraint): Move temporary variable so it gets reset
10112 Also check for special variable.
10113 (do_ds_constraint): Ditto.
10114 (do_sd_constraint): Ditto.
10115 (do_structure_copy): Check for special variable.
10116 (find_func_aliases): Ditto.
10117 (init_base_vars): Set special vars properly.
10119 2005-07-13 Jan Hubicka <jh@suse.cz>
10121 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10124 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10125 (get_expr_operands): Fix thinko wrt flags and subvars.
10127 PR tree-optimize/22379
10128 * tree-inline.c (expand_call_inline): Do not output sorry in early
10131 2005-07-12 Dale Johannesen <dalej@apple.com>
10133 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10135 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10138 * host-linux.h: Include limits.h.
10140 2005-07-12 Dale Johannesen <dalej@apple.com>
10142 * expr.c (compress_float_constant): Add cost check.
10143 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10145 2005-07-12 Dale Johannesen <dalej@apple.com>
10147 * gcc.target/i386/compress-float-sse.c: New.
10148 * gcc.target/i386/compress-float-sse-pic.c: New.
10149 * gcc.target/i386/compress-float-387.c: New.
10150 * gcc.target/i386/compress-float-387-pic.c: New.
10151 * gcc.dg/compress-float-ppc.c: New.
10152 * gcc.dg/compress-float-ppc-pic.c: New.
10154 2005-07-12 Eric Christopher <echristo@redhat.com>
10156 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10157 static extra parts.
10158 * config/s390/s390.md: Include tpf.md. Move tpf specific
10160 * config/s390/tpf.md: To here.
10161 * config/s390/s390.opt: Move tpf specific options...
10162 * config/s390/tpf.opt: to here. Add mmain option.
10163 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10164 * config/s390/tpf.h: Rewrite.
10166 2005-07-12 Eric Christopher <echristo@redhat.com>
10168 * gcc.c (struct infile): Update comment for language.
10169 (main): Rewrite input file resetting code.
10171 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10174 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10175 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10176 (lookup_avail_expr): Use constant_boolean_node instead
10177 of boolean_false_node/boolean_true_node.
10179 2005-07-12 Ben Elliston <bje@au.ibm.com>
10181 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10182 and use it when printing num_edges.
10184 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10186 * doc/extend.texi (Blackfin Built-in Functions): New section.
10187 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10190 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10192 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10193 s/cmpstrsi/cmpstrnsi
10194 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10196 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10197 (init_optabs): Initialize cmpstrn_optab.
10198 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10199 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10200 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10201 * config/i386/i386.md: s/cmpstr/cmpstrn
10202 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10203 * doc/md.texi: Update documentation.
10205 2005-07-11 Richard Henderson <rth@redhat.com>
10207 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10208 build_va_arg_indirect_ref.
10209 (alpha_gimplify_va_arg): Likewise.
10210 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10211 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10212 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10213 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10214 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10215 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10217 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10219 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10221 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10222 * passes.c (init_optimization_passes): Add pass_empty_loop.
10223 * tree-pass.h (pass_empty_loop): Declare.
10224 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10225 try_remove_empty_loop, remove_empty_loops): New functions.
10226 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10227 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10229 2005-07-12 Peter Barada <peter@the-baradas.com>
10231 PR middle-end/16719
10232 PR middle-end/18421
10233 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10234 in address registers.
10235 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10236 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10237 alternative of addsi3_5200.
10239 2005-07-11 Ian Lance Taylor <ian@airs.com>
10241 * config/mips/mips.md (ffs<mode>2): Remove.
10243 2005-07-11 Ian Lance Taylor <ian@airs.com>
10245 * doc/tree-ssa.texi (Cleanups): Improve description of
10247 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10249 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10251 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10252 * tree.h (DECL_ARGUMENT_FLD): New macro.
10254 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10256 Fix PR tree-optimization/22404
10258 * tree-ssa-structalias.c (create_variable_info_for): Use
10261 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10263 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10264 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10265 for second comparison operand.
10266 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10268 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10269 (define_insn_reservation "alu"): Likewise.
10270 (csync, ssync): Now of type sync.
10271 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10272 -mcsync-anomaly -mspecld-anomaly.
10273 * config/bfin/bfin.opt (mcsync): Remove.
10274 (mcsync-anomaly, mspecld-anomaly): Add.
10275 * config/bfin/bfin.c: Include "insn-codes.h".
10276 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10277 (TARGET_DEFAULT_TARGET_FLAGS): New.
10278 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10280 2005-07-11 Steven Bosscher <stevenb@suse.de>
10282 * basic-block.h: Give the BB flags enum a name, bb_flags.
10283 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10284 * cfgcleanup.c (enum bb_flags): Remove here.
10285 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10286 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10287 (update_forwarder_flag): Likewise.
10288 (thread_jump): Likewise.
10289 (try_forward_edges): Likewise.
10290 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10291 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10292 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10294 2005-07-11 Richard Guenther <rguenther@suse.de>
10296 * config/i386/i386.opt: New target option -msseregparm.
10297 * config/i386/i386.c (override_options): Error out for
10298 -msseregparm but no SSE support.
10299 (ix86_function_sseregparm): Check for global sseregparm.
10300 * doc/invoke.texi: Document -msseregparm.
10302 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10304 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10305 (m32rle-*-linux*): Ditto.
10307 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10309 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10310 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10313 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10315 PR middle-end/22239
10317 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10318 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10320 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10322 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10323 (varmap): Heapify varmap.
10324 (constraints): Heapify constraints.
10325 (struct constraint_graph): Heapify succs and preds.
10326 (constraint_vec_find): Update for heapification.
10327 (constraint_set_union): Ditto.
10328 (insert_into_complex): Ditto.
10329 (constraint_edge_vec_find): Ditto.
10330 (erase_graph_self_edge): Ditto.
10331 (add_graph_edge): Ditto.
10332 (get_graph_weights): Ditto.
10333 (merge_graph_nodes): Ditto.
10334 (build_constraint_graph): Ditto.
10335 (topo_visit): Ditto.
10336 (solve_graph): Ditto.
10337 (create_variable_info_for): Ditto.
10338 (init_base_vars): Ditto.
10339 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10340 (condese_varmap_nodes): Free complex vector.
10341 (clear_edges_for_node): Clear succs and preds vector.
10343 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10345 * tree-ssa-structalias.c (update_alias_info): Change counting of
10346 references to not include vdefs.
10348 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10350 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10351 (up_insert): Ditto.
10353 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10355 * pa.c (pa_commutative_p): Make PLUS commutative when
10356 TARGET_NO_SPACE_REGS is true.
10358 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10360 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10361 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10362 * tree-dfa.c (dump_subvars_for): New.
10363 (debug_subvars_for): New.
10364 (dump_variable): Show subvariables if VAR has them.
10365 * tree-flow-inline.h (get_subvar_at): New.
10366 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10367 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10369 (struct subvar): Change fields offset and size to unsigned
10371 (dump_subvars_for): Declare.
10372 (debug_subvars_for): Declare.
10373 (get_subvar_at): Declare.
10374 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10375 to unsigned HOST_WIDE_INT *.
10376 (overlap_subvar): Likewise.
10377 * tree-gimple.c (is_gimple_reg): Always return false for
10378 SFTs and memory tags.
10379 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10380 Update all callers.
10381 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10382 (compute_may_aliases): Call compute_points_to_sets.
10383 (collect_points_to_info_for): Remove.
10384 (compute_points_to_and_addr_escape): Remove.
10385 (delete_alias_info): Call delete_points_to_sets.
10386 (compute_flow_sensitive_aliasing): If the call to
10387 find_what_p_points_to returns false, call set_pt_anything.
10388 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10389 (set_pt_anything): Clear pi->pt_vars.
10390 (set_pt_malloc): Remove.
10391 (merge_pointed_to_info): Remove.
10392 (add_pointed_to_expr): Remove.
10393 (add_pointed_to_var): Remove.
10394 (collect_points_to_info_r): Remove.
10395 (is_escape_site): Make extern.
10397 (create_overlap_variables_for): Call it.
10398 * tree-ssa-copy.c (merge_alias_info): Never merge
10399 flow-sensitive alias information.
10400 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10401 offset and size to be unsigned HOST_WIDE_INT.
10402 (add_to_addressable_set): Rename from note_addressable.
10403 Set TREE_ADDRESSABLE as the variables are added to the set.
10405 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10406 operands into VUSEs when adding V_MAY_DEFs for members in an
10408 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10409 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10410 (struct variable_info): Add bitfield is_heap_var.
10411 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10412 (new_var_info): Initialize is_heap_var.
10413 (get_constraint_for): Add HEAP variables to the symbol table.
10414 Mark them with is_heap_var.
10415 (update_alias_info): New. Taken mostly from the old
10416 compute_points_to_and_addr_escape.
10417 (handle_ptr_arith): New.
10418 (find_func_aliases): Call update_alias_info.
10419 Call handle_ptr_info for tcc_binary expressions.
10420 Call mark_stmt_modified.
10421 (create_variable_info_for): If DECL has subvars, do not create
10422 variables for its subvars. Always add all the fields.
10423 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10424 SFTs, then add all the SFTs of the structure.
10425 If VI->DECL is an aggregate with subvariables, add the SFT at
10427 (find_what_p_points_to): If VI is an artificial variable,
10428 translate to bitfields in SSA_NAME_PTR_INFO.
10429 If the solution is empty, set pi->pt_vars to NULL
10430 (init_base_vars): Create ANYOFFSET.
10431 (compute_points_to_sets): Rename from create_alias_vars.
10433 (pass_build_pta): Remove.
10434 (delete_points_to_sets): Rename from delete_alias_vars.
10435 (pass_del_pta): Remove.
10436 * tree-ssa-structalias.h (struct alias_info): Move from
10438 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10439 NUM_REFERENCES_SET): Likewise.
10440 (compute_points_to_sets, delete_points_to_sets): Declare.
10442 2005-07-09 Richard Henderson <rth@redhat.com>
10444 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10445 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10446 alpha_split_lock_test_and_set_12): New functions.
10447 * config/alpha/alpha-protos.h: Update.
10448 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10449 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10450 * config/alpha/sync.md (I12MODE): New.
10451 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10452 (sync_<fetchop_name><I48MODE>): Likewise.
10453 (sync_nand<I48MODE>): Likewise.
10454 (sync_old_<fetchop_name><I48MODE>): Likewise.
10455 (sync_new_<fetchop_name><I48MODE>): Likewise.
10456 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10457 (sync_compare_and_swap<I48MODE>): Likewise.
10458 (sync_lock_test_and_set<I48MODE>): Likewise.
10459 (sync_compare_and_swap<I12MODE>): New.
10460 (sync_compare_and_swap<I12MODE>_1): New.
10461 (sync_lock_test_and_set<I12MODE>): New.
10462 (sync_lock_test_and_set<I12MODE>_1): New.
10464 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10468 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10470 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10472 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10473 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10475 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10478 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10480 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10482 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10483 memory_operand constraint.
10484 (store_conditional_<mode>): Same.
10485 (sync_compare_and_swap<mode>): Same.
10486 (sync_lock_test_and_set<mode>): Same.
10488 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10490 Rewrite PIC support to more closely model actual instructions.
10491 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10492 (cris_symbol): Remove prototypes for removed functions.
10493 (cris_pic_symbol_type_of, cris_valid_pic_const)
10494 (cris_expand_pic_call_address): Prototypes for new functions.
10495 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10497 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10499 <case ':'>: Add case for new punctuation character.
10500 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10501 emitting (extra) PIC modifier.
10502 <case UNSPEC>: Do not assert for PLT.
10503 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10504 (cris_expand_prologue, cris_expand_epilogue): Check
10505 for pic_offset_table_rtx usage instead of taking
10506 current_function_uses_pic_offset_table as the final word.
10507 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10508 Remove flag_pic difference.
10509 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10510 the moral equivalents of...
10511 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10513 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10514 (cris_handle_option): Mark ARG as unused.
10515 (cris_expand_pic_call_address): New worker function for "call",
10517 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10518 output PIC constructs here.
10519 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10520 as symbol-specific modifers, not whole or part of operands.
10521 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10522 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10523 constants and flag_pic.
10524 (CONSTANT_INDEX_P): Adjust for new functions.
10525 (enum cris_pic_symbol_type): New helper type.
10526 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10527 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10528 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10530 ("movsi"): Emit actual instructions for GOT and relative access.
10531 ("*movsi_got_load"): New pattern to set up the register holding
10533 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10534 Adjust FIXME for 'S'.
10535 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10536 Use "movs" for -fpic cases.
10537 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10538 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10539 ("call", "call_value"): Just call cris_expand_pic_call_address for
10541 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10542 Remove special pattern.
10543 ("*expanded_call_side", "*expanded_call_value_side"): New
10545 (gotplt-to-plt, gotplt-to-plt-side-call)
10546 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10548 * config/cris/cris/predicates.md
10549 ("cris_general_operand_or_gotless_symbol"): Remove unused
10551 ("cris_general_operand_or_symbol"): Adjust for new functions.
10553 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10555 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10557 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10559 * Makefile.in (TREE_H): Add treestruct.def.
10560 (c-decl.o): Add pointer-set.h
10561 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10562 visibility on regular DECL's.
10563 (merge_decls): Fix the copying of decl nodes of various types for
10564 the new structures. Don't update RTL, section name, weak status,
10565 etc, on DECL's without RTL.
10566 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10567 Don't check volatile on non-variable types.
10568 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10569 to check whether we have seen arguments.
10570 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10571 flag is checked before field (flag is common, field is not).
10572 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10573 TS_DECL_COMMON could have an origin.
10574 (add_location_or_const_value_attribute): Don't check section name
10575 on non-var/function decls.
10576 (dwarf2out_var_location): Reverse order of tests.
10577 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10578 with DECL_WRTL_CHECK.
10579 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10580 * fold-const.c (fold_binary): Don't check weakness on
10581 non-var/function decls.
10582 (tree_expr_nonzero_p): Ditto.
10583 (fold_checksum_tree): Use tree_decl_extra as sizeof
10585 * ggc-page.c (extra_order_size_table): Add sizes for
10586 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10588 * gimplify.c (gimplify_bind_expr): Only set
10589 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10590 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10592 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10593 * langhooks.h (init_ts). New langhook.
10594 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10595 * print-tree.c (print_node): Update to only print fields that
10596 exist in the structures the passed decl has.
10597 * toplev.c (wrapup_global_declarations): Don't reset
10598 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10599 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10600 * tree-inline.c (remap_decl): Ditto.
10601 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10602 * tree-pretty-print.c (print_declaration): Don't print
10603 DECL_REGISTER on things that don't contain it.
10604 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10605 non-var/function decls.
10606 * tree.c (tree_contains_struct): New structure.
10607 (init_priority_for_decl): New hashtable.
10608 (tree_int_map): New structure.
10609 (tree_int_map_eq): New function.
10610 (tree_int_map_marked_p): Ditto.
10611 (tree_int_map_hash): Ditto.
10612 (tree_map): Move to tree.h.
10613 (tree_map_eq): Externalize.
10614 (tree_map_hash): Ditto.
10615 (tree_map_marked_p): Ditto.
10616 (init_ttree): Set up tree_contains_struct and call langhook.
10617 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10618 (tree_code_size): Update for new structures.
10619 (tree_node_structure): Update for new structures.
10620 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10622 (copy_node_stat): Copy init priority.
10623 (build_decl_stat): Ditto for visibility.
10624 (ts_enum_names): New.
10625 (tree_contains_struct_check_failed): New function.
10626 (decl_init_priority_lookup): Ditto.
10627 (decl_init_priority_insert): Ditto.
10628 * treestruct.def: New file.
10629 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10630 (CONTAINS_STRUCT_CHECK): Ditto.
10631 (tree_contains_struct_check_failed): New prototype.
10632 (DECL_CHECK): Removed.
10633 (DECL_MINIMAL_CHECK): New.
10634 (DECL_COMMON_CHECK): Ditto.
10635 (DECL_WRTL_CHECK): Ditto.
10636 (DECL_NON_COMMON_CHECK): Ditto.
10637 (DECL_WITH_VIS_CHECK): Ditto.
10638 (VAR_OR_FUNCTION_DECL_P): Ditto
10639 (struct tree_decl_minimal): New structure.
10640 (struct tree_decl_common): Ditto.
10641 (struct tree_decl_with_rtl): Ditto.
10642 (struct tree_decl_with_vis): Ditto.
10643 (struct tree_decl_non_common): Ditto.
10644 (struct tree_field_decl): Ditto.
10645 (struct tree_parm_decl): Ditto.
10646 (struct tree_var_decl): Ditto.
10647 (struct tree_function_decl): Ditto.
10648 (struct tree_const_decl): Ditto.
10649 (struct tree_result_decl): Ditto.
10650 (union tree_node): Add new structures.
10651 * var-tracking.c (track_expr_p): Reverse order of tests.
10653 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10655 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10657 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10658 * system.h: Poison FINALIZE_PIC.
10659 * doc/tm.texi (FINALIZE_PIC): Remove.
10661 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10664 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10665 to the correct type if we have a MODIFY_EXPR.
10667 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10669 PR tree-optimization/22360
10670 * tree.c (upper_bound_in_type): Fix calculations for casting
10671 to a non-wider signed type and casting a signed value to a
10672 wider unsigned type.
10673 (lower_bound_in_type): Fix calculations for casting to a
10674 non-wider signed type.
10676 PR tree-optimization/20139
10677 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10679 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10680 fold_cond_expr_cond.
10681 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10682 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10684 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10687 * tree-complex.c (expand_complex_libcall): Produce
10688 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10690 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10692 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10693 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10694 b" assert and inserted fastpath code for this case.
10695 (bitmap_ior): Removed "a != b" assert.
10697 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10699 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10700 (ENDFILE_SPEC): Likewise.
10701 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10703 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10704 a large stack frame at epilogue.
10706 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10708 * final.c: Include sdbout.h when required.
10710 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10712 * config.gcc (*-*-darwin*): Only one target-specific header file
10713 for generic darwin.
10714 (powerpc-*-darwin*): Add version-specific header files.
10715 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10716 * config.in: Regenerate.
10717 * configure: Regenerate.
10718 * gcc.c: Include xregex.h.
10719 (version_compare_spec_function): New.
10720 (spec_function): Add version-compare.
10721 (replace_outfile_spec_function): Reformat comment.
10722 (compare_version_strings): New.
10723 * config/darwin-c.c (version_as_macro): New.
10724 (builtin_define): New.
10725 (darwin_cpp_builtins): New.
10726 * config/darwin-protos.h (darwin_cpp_builtins): New.
10727 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10728 (LIB_SPEC): Make unconditional, update comment.
10729 (TARGET_C99_FUNCTIONS): Define.
10730 * config/darwin.opt: Sort.
10731 (mmacosx-version-min=): New.
10732 * config/darwin7.h: Delete.
10733 * config/darwin8.h: Delete.
10734 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10735 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10736 (TARGET_C99_FUNCTIONS): Define.
10737 * config/rs6000/darwin7.h: New.
10738 * config/rs6000/darwin8.h: New.
10739 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10740 (-mmacosx-version-min): Document.
10742 2005-07-07 Ian Lance Taylor <ian@airs.com>
10744 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10746 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10748 PR middle-end/22239
10749 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10751 2005-07-07 Khem Raj <kraj@mvista.com>
10753 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10754 in bytes, not words.
10756 2005-07-07 Paul Brook <paul@codesourcery.com>
10758 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10759 DEFAULT_FUNCTION_ARG_PADDING to upward.
10761 2005-07-07 Richard Henderson <rth@redhat.com>
10763 * function.c (locate_and_pad_parm): Record parameter alignment in
10764 stack_alignment_needed.
10766 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10768 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10769 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10770 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10771 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10772 (define_attr "type"): Add isync, sync, load_l, store_c.
10773 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10774 Create scratch volatile MEM.
10775 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10777 (load_locked_<mode>): New.
10778 (store_conditional_<mode>): New.
10779 (sync_compare_and_swap<mode>): Replace with splitter.
10780 (sync_lock_test_and_set<mode>): Replace with splitter.
10781 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10783 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10784 is ics. Attribute isync.
10785 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10787 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10788 and UNSPECV_SYNC_OP.
10789 (emit_unlikely_jump): New.
10790 (emit_load_locked): New.
10791 (emit_store_conditional): New.
10792 (rs6000_split_compare_and_swap): New.
10793 (rs6000_split_lock_test_and_set): New.
10794 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10795 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10796 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10797 rs6000_split_lock_test_and_set): Declare.
10798 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10799 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10800 store_c, isync, sync.
10802 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10804 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10805 filenames to gtyp-gen.h.
10806 (s-typ-gen): Use it in place of for loops.
10808 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10810 * hooks.c (hook_bool_rtx_int_false): New function.
10811 * hooks.h (hook_bool_rtx_int_false): Declare.
10812 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10813 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10814 * target.h (struct gcc_target): Add commutative_p member.
10815 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10816 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10817 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10818 (pa_commutative_p): New function.
10819 * jump.c (target.h): Include.
10820 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10821 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10823 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10825 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10826 (s390_expand_setmem): New.
10827 * config/s390/s390.c: Likewise.
10828 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10830 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10831 general_operand. Call new function "s390_expand_setmem".
10832 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10833 ("setmem_long", "*setmem_long"): ... this.
10835 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10837 * config/s390/s390.c: (optimization_options): Enable
10838 TARGET_MVCLE at -Os.
10839 * doc/invoke.texi: Document changes in default behaviour.
10840 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10842 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10844 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10845 defined by back-end.
10847 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10849 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10850 all sets in the pattern.
10851 * config/rs6000/rs6000.md (stack_protect_testsi,
10852 stack_protect_testdi): Likewise.
10854 2005-07-06 Jeff Law <law@redhat.com>
10856 * tree-vrp.c (simplify_using_ranges): Kill.
10857 (vrp_finalize): Remove call to simplify_using_ranges.
10858 (simplify_stmt_using_ranges): New function extracted from
10859 simplify_using_ranges.
10860 (simplify_div_or_mod_using_ranges): Likewise.
10861 (simplify_abs_using_ranges): Likewise.
10862 (simplify_cond_using_ranges): New function.
10863 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10864 * tree-ssa-propagate.c (substitute_and_fold): Call
10865 simplify_stmt_using_ranges if we have range information.
10867 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10869 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10870 ia64_flag_schedule_isns2.
10872 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10873 reading/writing general registers.
10874 (ia64_function_arg): Revert 2005-06-18 change.
10876 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10878 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10879 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10881 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10883 * function.c (expand_function_end): Revert part of 2005-06-27
10884 patch. Do sjlj_emit_function_exit_after after return_label.
10886 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10888 * doc/install.texi (--disable-libssp): New.
10890 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10892 * doc/invoke.texi: Update -fforce-mem documentation.
10893 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10894 code for -fforce-mem.
10895 * expmed.c: (store_bit_field,store_fixed_bit_field,
10896 extract_bit_field): Ditto.
10897 * expr.c: (convert_move): Ditto.
10898 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10899 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10900 emit_conditional_add,expand_float,expand_fix): Ditto.
10901 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10902 (common_handle_option): Issue warning when -fforce-mem specified.
10904 2005-07-06 Paul Brook <paul@codesourcery.com>
10906 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10908 * configure: Regenerate.
10910 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10912 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10914 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10916 Fix PR tree-optimization/22319
10917 Fix PR tree-optimization/22140
10918 Fix PR tree-optimization/22310
10920 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10921 variable sized types.
10922 Use correct type for intermediate structure on *a = *b structure
10925 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10927 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10929 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10930 (machine_function): Move typedef to...
10931 * config/rs6000/rs6000.c (machine_function): ... here. Add
10932 varargs_save_offset field.
10933 (rs6000_stack_t): Remove varargs_size field.
10934 (setup_incoming_varargs): Allocate varargs save area using
10935 assign_stack_local, try to make it as small as possible.
10936 Save offset from virtual_stack_vars_rtx to the save area
10937 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10938 instead of magic 8 when fp word byte size is used.
10939 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10940 instead of -RS6000_VARARGS_SIZE.
10941 (rs6000_stack_info, debug_stack_info,
10942 rs6000_initial_elimination_offset): Remove all traces of
10944 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10945 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10946 RS6000_VARARGS_AREA.
10948 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10950 PR tree-optimization/21963
10951 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10952 constant_multiple_of in the same way get_computation_cost_at does.
10954 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10956 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10957 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10958 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10959 and return its previous value.
10960 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10961 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10963 (stack_protect_set, stack_protect_test): New expanders.
10964 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10965 stack_protect_testdi): New insns.
10966 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10967 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10969 2005-07-06 Jeff Law <law@redhat.com>
10971 * tree-ssa-dce.c (cfg_altered): New global.
10972 (tree_dce_init): Initialize cfg_altered.
10973 (remove_dead_stmt): If we remove an edge in the CFG, then set
10975 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10978 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10980 * Makefile.in (stamp-collect-ld): Use
10981 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10982 ./collect-ld if it already exists.
10983 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10984 Don't remove ./nm if it already exists.
10986 2005-07-05 Devang Patel <dpatel@apple.com>
10988 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10989 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10990 * tree-vectorizer.c (vect_loop_location): New.
10991 (vect_print_dump_info): Use vect_loop_location.
10992 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10993 (vectorize_loops): Set vect_loop_location.
10994 * tree-vect-analyze.c (vect_analyze_offset_expr,
10995 vect_determin_vectorization_factor, vect_analyze_operations,
10996 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10997 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10998 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10999 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11000 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11001 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11002 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11003 vect_analyze_loop): Adjust vect_print_dump_info API.
11004 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11005 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11006 vect_finish_stmt_generation, vectorizable_assignment,
11007 vectorizable_operation, vectorizable_store, vectorizable_load,
11008 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11009 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11010 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11011 vect_transform_loop): Same.
11012 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11013 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11016 2005-07-05 Randolph Chung <tausq@debian.org>
11018 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11019 * configure: Regenerate.
11020 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11021 (pa_tls_referenced_p): Declare.
11022 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11023 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11024 (legitimize_tls_address): New.
11025 (hppa_legitimize_address): Handle TLS addresses.
11026 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11027 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11028 (emit_move_sequence): Handle TLS addresses.
11029 (pa_encode_section_info): Call default handler to handle common
11031 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11032 (CONSTANT_ADDRESS_P): Reject TLS operands.
11033 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11034 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11035 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11036 (UNSPEC_TLSLE): Define new constants.
11037 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11038 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11039 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11040 (tie_symbolic_operand, tle_symbolic_operand): New
11042 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11044 * aclocal.m4: Update macros for autoconf 2.59 style.
11045 * configure.ac: Likewise.
11047 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11049 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11050 (function_arg): Pass small aggregates in general registers on 32-bit
11052 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11054 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11056 * Makefile.in (final.o): Fix dependencies.
11058 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11062 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11063 * langhooks.c (lhd_expr_to_decl): New.
11064 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11066 (LANG_HOOKS_INITIALIZER): Update.
11067 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11068 expr_to_decl langhook.
11069 * c-tree.h (c_expr_to_decl): Declare.
11070 * c-typeck.c (c_expr_to_decl): New.
11071 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11073 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11075 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11078 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11079 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11081 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11083 * Makefile.in: Adjust dependencies.
11084 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11085 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11086 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11087 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11088 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11089 rest_of_compilation.
11091 * bb-reorder.c (gate_duplicate_computed_gotos,
11092 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11093 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11094 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11095 pass_partition_blocks): New.
11096 * bt-load.c (gate_handle_branch_target_load_optimize,
11097 rest_of_handle_branch_target_load_optimize,
11098 pass_branch_target_load_optimize): New.
11099 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11101 * cfglayout.c (pass_insn_locators_initialize): New.
11102 * cfgrtl.c (pass_free_cfg): New.
11103 * combine.c (gate_handle_combine, rest_of_handle_combine,
11104 pass_combine): New.
11105 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11106 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11107 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11108 * except.c (pass_set_nothrow_function_flags,
11109 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11111 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11112 rest_of_handle_shorten_branches, pass_shorten_branches,
11113 rest_of_clean_state, pass_clean_state): New.
11114 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11115 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11116 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11118 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11119 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11120 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11121 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11123 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11124 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11125 pass_rtl_ifcvt, gate_handle_if_after_combine,
11126 rest_of_handle_if_after_combine, pass_if_after_combine,
11127 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11128 pass_if_after_reload): New.
11129 * integrate.c (pass_initial_value_sets): New.
11130 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11131 pass_purge_lineno_notes): New.
11132 * mode-switching.c (rest_of_handle_mode_switching,
11133 pass_mode_switching): New.
11134 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11135 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11137 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11138 pass_loop_optimize): New.
11139 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11141 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11143 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11144 pass_postreload_cse): New.
11145 * profile.c (gate_handle_profiling, pass_profiling,
11146 rest_of_handle_branch_prob, pass_branch_prob): New.
11147 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11148 pass_split_before_regstack, gate_handle_split_before_regstack,
11149 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11150 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11151 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11152 pass_stack_regs): New.
11153 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11154 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11155 pass_stack_adjustments): New.
11156 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11157 pass_regrename): New.
11158 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11159 pass_delay_slots, gate_handle_machine_reorg,
11160 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11161 * rtl.h (extern void purge_line_number_notes): New.
11162 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11163 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11165 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11167 * value-prof.c (gate_handle_value_profile_transformations,
11168 rest_of_handle_value_profile_transformations,
11169 pass_value_profile_transformations): New.
11170 * var-tracking.c (gate_handle_var_tracking,
11171 pass_variable_tracking): New.
11172 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11174 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11175 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11176 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11177 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11178 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11179 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11180 rest_of_handle_gcse2, rest_of_handle_regmove,
11181 rest_of_handle_tracer, rest_of_handle_if_conversion,
11182 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11183 rest_of_handle_web, rest_of_handle_branch_prob,
11184 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11185 rest_of_handle_jump_bypass, rest_of_handle_combine,
11186 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11187 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11188 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11189 rest_of_handle_mode_switching, rest_of_handle_jump,
11190 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11191 rest_of_handle_flow2, rest_of_handle_jump2,
11192 rest_of_handle_peephole2, rest_of_handle_postreload,
11193 rest_of_handle_shorten_branches, rest_of_clean_state,
11194 rest_of_compilation): Remove.
11196 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11197 * passes.c (dump_flags, in_gimple_form, all_passes,
11198 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11199 register_dump_files, next_pass_1, last_verified, execute_todo,
11200 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11201 from tree-optimize.c.
11202 (init_optimization_passes): Moved from tree-optimize.c,
11203 adding the RTL optimizations.
11204 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11205 * tree-optimize.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,
11209 init_tree_optimization_passes, ipa_passes): Delete.
11210 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11212 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11213 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11215 (ipa_passes): Remove.
11216 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11217 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11218 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11219 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11220 (dump_info_p, dump_flag): Moved to tree-dump.h.
11222 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11224 * passes.c (finish_optimization_passes): Use dump_begin
11225 and dump_end, TDI_end.
11226 (gate_rest_of_compilation): New.
11227 (pass_rest_of_compilation): Use it.
11228 (gate_postreload, pass_postreload): New.
11229 * toplev.c (general_init): Rename init_tree_optimization_passes.
11230 * toplev.h (init_tree_optimization_passes): Rename to
11231 init_optimizations_passes.
11232 * tree-dump.c (dump_flag): Make static.
11233 (dump_files): Remove RTL dumps.
11234 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11235 pass_cleanup_cfg, pass_free_cfg_annotations,
11236 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11237 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11238 * tree-pretty-print.c: Include tree-pass.h.
11239 * cgraph.c: Include tree-dump.h.
11241 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11243 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11244 Only fall back to saying it points to readonly memory if
11245 we can't do better.
11247 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11249 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11250 * config/m32r/m32r.c (m32r_compute_frame_size,
11251 m32r_expand_prologue): Take current_function_profile into
11252 account whenever we reference
11253 current_function_uses_pic_offset_table.
11254 (m32r_finalize_pic): Remove.
11255 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11257 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11259 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11260 instead of $<. Don't remove ./as if it already exists.
11262 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11265 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11266 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11267 for complex modes when generating code for PA 1.0.
11268 (VALID_FP_MODE_P): New macro.
11269 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11270 sets for all general and floating point modes. Align wide floating
11271 point modes to even register boundaries to comply with architectural
11273 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11274 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11275 (VALID_FP_MODE_P): New macro.
11276 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11277 sets for all general and floating point modes. Align wide floating
11278 point modes to even register boundaries to comply with architectural
11281 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11283 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11286 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11288 * tree-ssa-structalias.c: Don't include expr.h.
11290 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11292 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11295 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11297 Fix PR tree-optimization/22279
11299 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11302 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11304 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11306 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11308 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11309 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11310 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11311 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11312 config/stormy16/stormy16.c, config/v850/v850.c,
11313 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11314 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11315 Avoid "." or "\n" at end of diagnostics and capital letters at
11316 start of diagnostics.
11317 * combine.c, cse.c: Don't translate dump file output.
11318 * toplev.c (print_version): Only translate output if going to
11321 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11323 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11324 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11327 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11329 * pa.c (fix_range): Fix typo in comment.
11331 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11333 * tree-vrp.c (extract_range_from_assert): Replace
11334 fold (build (...)) with fold_build2.
11336 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11338 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11339 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11340 (format_types_orig, handle_format_attribute): Add support for
11343 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11345 * varasm.c (assemble_variable): Fix format specifier thinko.
11347 2005-07-03 Ira Rosen <irar@il.ibm.com>
11349 PR tree-optimization/22029 (and 22135)
11350 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11351 a phi node before calling dump_vops.
11353 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11355 * tree-dump.h (dump_string_field): Declare.
11356 * tree-dump.c: Use it instead of dump_string.
11357 (dump_string_field): Make non-static.
11359 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11361 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11362 up the minimal CFG stuff always when optimize > 0. Call
11363 split_all_insns_noflow in PIC case if needed.
11365 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11366 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11369 * c-decl.c (c_write_global_declarations): Dump contents of
11371 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11372 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11373 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11374 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11377 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11379 * c-common.h (GCC_DIAG_STYLE): Define.
11380 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11381 version for format checking to 4.1.
11382 * c-format.c: Include toplev.h after c-common.h.
11383 (enum format_type): Add gcc_tdiag_format_type.
11384 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11385 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11386 (format_types_orig): Add gcc_tdiag.
11387 (init_dynamic_diag_info): Support gcc_tdiag formats.
11388 (handle_format_attribute): Likewise.
11389 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11390 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11391 version for format checking to 4.1.
11392 (warning0, warning, error, pedwarn, sorry): Use
11393 ATTRIBUTE_GCC_DIAG.
11394 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11395 (finish_aliases_1): Do not use %qE.
11396 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11397 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11398 Correct format bugs.
11399 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11400 parameter to unsigned HOST_WIDE_INT.
11401 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11403 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11405 PR middle-end/21742
11406 * expr.c (write_complex_part): Use adjust_address for MEM.
11407 (read_complex_part): Same.
11409 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11411 Fix PR tree-optimization/22280
11413 * tree-sra.c (generate_element_init): Remove useless loop.
11415 2005-07-02 Richard Henderson <rth@redhat.com>
11417 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11419 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11421 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11423 PR middle-end/14490
11424 * fold-const.c (fold_binary): Handle the return value of
11425 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11426 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11428 2005-07-02 Jeff Law <law@redhat.com>
11430 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11431 a eliminate type conversion which feeds an equality comparison
11432 if the original type or either operand in the comparison is a
11435 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11437 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11438 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11440 * config/avr/avr.c: Do not use '`' as left quote.
11441 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11442 Remove "." from end of diagnostics. Make diagnostics start with
11445 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11446 Joseph S. Myers <joseph@codesourcery.com>
11448 * toplev.c (default_tree_printer): Handle setting location with
11450 * c-objc.common.c (c_tree_printer): Likewise.
11451 * c-format.c (gcc_diag_flag_specs): Add '+'.
11452 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11453 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11455 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11456 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11457 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11458 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11459 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11460 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11461 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11462 format arguments where %J is used without %D.
11464 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11466 * gcc.c (LINK_SSP_SPEC): Define.
11467 (link_ssp_spec): New variable.
11468 (LINK_COMMAND_SPEC): Add %(link_ssp).
11469 (static_specs): Add link_ssp_spec.
11470 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11471 * configure: Rebuilt.
11472 * config.in: Rebuilt.
11474 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11475 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11476 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11477 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11478 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11479 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11480 -0x7008(2) instead of reading __stack_chk_guard variable.
11481 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11483 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11484 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11485 if TARGET_THREAD_SSP_OFFSET is defined.
11486 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11487 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11490 2005-06-27 Richard Henderson <rth@redhat.com>
11491 * libgcc-std.ver (GCC_4.1.0): New.
11492 * libgcc.h (__stack_chk_guard): Declare.
11493 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11494 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11495 * mklibgcc.in (lib2funcs): Add them.
11497 2005-07-01 Richard Henderson <rth@redhat.com>
11499 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11500 void * before struct sigcontext *.
11501 (x86_fallback_frame_state): Likewise.
11503 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11505 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11507 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11510 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11511 we check for SSA_NAME for.
11513 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11515 Fix PR tree-optimization/22071
11517 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11519 (get_constraint_for_component_ref): Use it.
11521 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11524 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11525 print out the last new line.
11527 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11529 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11530 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11531 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11532 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11533 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11534 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11535 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11536 (enum reg_class): New member CC0_REGS.
11537 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11538 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11539 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11540 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11541 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11542 Adjust for register now described.
11544 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11547 * config/i386/i386.md (stack_protect_test_si,
11548 stack_protect_test_di): Add earlyclobber for scratch 3.
11549 * config/rs6000/rs6000.md (stack_protect_testsi,
11550 stack_protect_testdi): Add earlyclobber for scratch 3,
11551 remove earlyclobber from scratch 4.
11553 Older entries for 2005 can be found in ChangeLog-2005.