1 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
3 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
4 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
5 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
6 TARGET_MS1_64_001 appropriately.
7 (ms1_machine_reorg): Use TARGET_MS2.
9 2005-12-13 Jakub Jelinek <jakub@redhat.com>
13 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
14 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
15 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
16 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
17 Set mode to SI, adjust constraints.
18 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
19 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
22 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
24 * c-cppbuiltin.c (builtin_define_float_constants): Add
25 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
26 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
27 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
28 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
29 to "((double)%sL)" otherwise "%s".
31 2005-12-13 Paul Brook <paul@codesourcery.com>
33 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
36 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
38 * tree-flow.h: Allow compilation with a C++ compiler.
39 (struct edge_prediction): Prefix all field names with "ep_".
40 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
41 (tree_predict_edge, combine_predictions_for_bb): Likewise.
42 (remove_predictions_associated_with_edge): Likewise.
44 2005-12-12 Jeff Law <law@redhat.com>
46 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
48 * passes.c (init_optimization_passes): Run reassociation again
49 after loop optimizations.
51 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
53 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
55 (optimize_stmt): Ditto.
56 (canonicalize_comparison): New function.
57 * tree-ssa-operands.c (swap_tree_operands): Make external.
58 (get_expr_operands): Stop auto-canonicalization.
59 * tree-ssa-reassoc.c: Rewrite.
60 (init_optimization_passes):
61 * tree-flow.h (swap_tree_operands): Prototype.
62 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
64 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
66 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
67 indicate function epilogue has been output.
68 (pa_asm_output_mi_thunk): Likewise.
69 (output_deferred_plabels): Put plabels in readonly data section when
70 not generating PIC code.
71 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
72 information. Add assert.
73 (som_output_comdat_data_section_asm_op): New function.
74 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
75 instead of output_section_asm_op for COMDAT sections.
77 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
79 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
80 Fix whitespace in vincinity of to-be-installed changes.
81 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
82 (insns_match_p): Likewise.
84 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
86 * config.gcc (ms1): Replace with ...
88 * config/ms1: Rename to ...
89 * config/mt: ... here. Rename ms1 files to mt.
90 * config/mt/mt.c: Adjust gt-mt.h #include.
91 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
92 (crti.o, crtn.o): Adjust file names.
94 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
96 * varray.h: Allow compilation with a C++ compiler.
97 (union varray_data_tag): Prefix all field names with "vdt_".
98 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
99 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
100 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
101 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
102 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
103 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
104 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
105 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
106 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
107 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
108 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
109 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
110 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
111 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
112 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
113 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
114 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
115 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
116 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
117 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
118 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
119 VARRAY_TOP_TREE_PTR): Likewise.
120 * varray.c (varray_grow): Likewise.
121 (varray_clear): Likewise.
123 2005-12-12 Alan Modra <amodra@bigpond.net.au>
126 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
127 alignment to doubleword if the first field is a double array.
128 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
130 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
132 * tree-ssa-structalias.c (process_constraint): Remove code to
133 transform addressofs into scalar.
134 (create_variable_info_for): In whole-program IPA, globals don't
135 point to ANYTHING by default.
137 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
139 * timevar.def (TV_IPA_PTA): New.
140 * tree-pass.h (pass_ipa_pta): New
141 * tree-ssa-structalias.c: Include cgraph.h
143 (predbitmap_obstack): New.
144 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
145 (struct constraint_stats): Add num_edges.
146 (new_var_info): Don't call bitmap_clear.
147 (struct constraint_edge): Update docs.
148 (new_constraint_edge): Remove src param.
149 (struct constraint_graph): Add zero_weight_succs,
150 zero_weight_preds. Update docs.
151 (constraint_expr_equal): Reformat.
152 (constraint_edge_equal): Update for removal of src.
153 (constraint_edge_less): Ditto.
154 (constraint_edge_vec_find): Ditto.
155 (erase_graph_self_edge): Update for removal of src and and zero
157 (clear_edges_for_node): Ditto.
158 (add_graph_edge): Ditto.
159 (get_graph_weights): Ditto.
160 (allocate_graph_weights): Ditto.
161 (merge_graph_nodes): Ditto.
162 (int_add_graph_edge): Ditto.
163 (valid_graph_edge): Ditto.
164 (valid_weighted_graph_edge): Ditto.
165 (build_constraint_graph): Ditto.
167 (collapse_nodes): Ditto.
168 (process_unification_queue): Ditto.
170 (solve_graph): Ditto.
171 (do_structure_copy): Ditto.
172 (perform_var_substitution): Ditto.
173 Init and release obstack.
174 (handle_ptr_arith): Try to resolve directly.
175 (find_func_aliases): Don't call update_alias_info here
176 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
177 (do_sd_constraint): Add code for propagating faster.
179 (do_ds_constraint): Ditto.
180 (count_num_arguments): New function.
181 (create_function_info_for): Ditto.
182 (create_variable_info_for): Handle FUNCTION_DECL.
183 (intra_create_variable_infos): Use make_constraint_to_anything.
184 (init_alias_vars): Init obstacks here.
185 (need_to_solve): Handle zero weight graph changes.
186 (compute_points_to_sets): Call update_alias_info here.
187 (delete_points_to_sets): Free zero weight preds/succs here.
189 (ipa_pta_execute): New
191 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
193 * tree-ssa-structalias.c (var_anyoffset): Removed.
194 (anyoffset_tree): Ditto.
195 (anyoffset_id): Ditto.
196 (do_deref): Take vector of constraints, no return value.
197 Update to work on vector.
198 (get_constraint_for): Ditto.
199 (get_constraint_for_component_ref): Ditto.
200 (do_structure_copy): Ditto.
201 (handle_ptr_arith): Ditto.
202 (find_func_aliases): Ditto.
203 (set_uids_in_ptset): Remove anyoffset handling.
204 (init_base_vars): Ditto.
206 2005-12-10 Mark Mitchell <mark@codesourcery.com>
209 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
210 DECL_EXTERNAL functions have no bodies. Tidy.
212 2005-12-10 Andreas Schwab <schwab@suse.de>
214 * except.c (switch_to_exception_section): Only define if
215 TARGET_UNWIND_INFO is not defined.
217 2005-12-10 Richard Sandiford <richard@codesourcery.com>
219 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
220 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
222 2005-12-10 Richard Sandiford <richard@codesourcery.com>
224 * output.h (init_section, fini_section): Delete.
225 * varasm.c (init_section, fini_section): Delete.
226 (init_varasm_once): Don't initialize them.
227 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
228 there are no corresponding varasm.c variables.
230 2005-12-10 Richard Sandiford <richard@codesourcery.com>
232 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
233 of EH_FRAME_SECTION_NAME into...
234 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
236 * except.c (default_exception_section): Delete, moving most
238 (switch_to_exception_section): ...this new function. Set
239 exception_section if it is still null, then switch to it.
240 (output_function_exception_table): Use switch_to_exception_section.
241 * varasm.c (exception_section, eh_frame_section): Update comments.
242 (get_section): Hoist use of SECTION_NAMED.
243 (init_varasm_once): Don't set exception_section and eh_frame_section.
244 * output.h (default_exception_section): Delete.
245 (default_eh_frame_section): Delete.
247 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
249 * config/bfin/bfin.c: Include "cgraph.h".
250 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
251 Return the reg that holds the pointer to the GOT.
252 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
253 doing stack checking.
255 2005-12-09 Diego Novillo <dnovillo@redhat.com>
257 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
258 recompute_tree_invarant_for_addr_expr.
259 Update uses everywhere.
261 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
263 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
264 (MULTILIB_DIRNAMES): Define.
266 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
269 * config/s390/s390.c (struct s390_address): New field literal_pool.
270 (s390_decompose_address): Compute literal_pool field. Do not
271 assume register %r13 is always (and solely) used as pool base.
272 (s390_extra_constraint_str): Use literal_pool field.
274 2005-12-09 Thiemo Seufer <ths@networkno.de>
276 * config/mips/mips.c (override_options): Don't allow too small
277 integers in FP registers.
279 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
281 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
282 targetm.binds_local_p to check for local function calls.
284 2005-12-09 Alan Modra <amodra@bigpond.net.au>
287 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
288 call_used_regs can't be used to save reg in another reg.
290 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
291 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
293 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
295 * except.c (output_ttype): Likewise.
296 * tree-object-size.c (collect_object_sizes_for): Likewise.
297 (check_for_plus_in_loops_1): Likewise.
298 (check_for_plus_in_loops): Likewise.
299 (compute_object_sizes): Use gcc_unreachable instead of abort.
301 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
303 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
304 (loop_end, loop_init, doloop_end): New insns.
305 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
306 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
307 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
308 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
309 * config/ms1/ms1.c: #include basic-block.h
310 (struct machine_function): Add has_loops field.
312 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
313 (struct loop_info, struct loop_work): New.
314 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
315 (ms1_reorg_loops): New loop optimization.
316 (ms1_machine_reorg): Call it.
317 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
319 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
321 PR tree-optimization/25248
322 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
323 evolution_of_loop from the failed attempt. Remove handling
326 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
328 * tree.h (DECL_EXTERNAL): Clarify documentation.
330 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
331 Jakub Jelinek <jakub@redhat.com>
334 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
335 argument. Don't drop outer ANDs.
336 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
337 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
339 * config/s390/predicates.md (setmem_operand): Remove.
340 (shift_count_operand): Rename to...
341 (shift_count_or_setmem_operand): ... this. Adjust
342 s390_decompose_shift_count caller.
343 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
344 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
345 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
346 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
347 rotl<mode>3_and, setmem_long_and): New insns.
348 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
349 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
350 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
351 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
352 of shift_count_operand.
353 (setmem_long): Use shift_count_or_setmem_operand instead of
356 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
357 Andreas Tobler <a.tobler@schweiz.ch>
359 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
362 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
364 * expr.c (force_operand): Use convert_to_mode for conversions.
366 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
368 * reload.h (reg_equiv_invariant): Declare.
369 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
370 register also when reg_equiv_invariant[R] is set.
372 2005-12-07 Richard Sandiford <richard@codesourcery.com>
373 Andreas Tobler <a.tobler@schweiz.ch>
375 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
377 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
379 * tree-ssa-pre.c (bitmap_set_and): New function.
380 (bitmap_set_and_compl): New function.
381 (bitmap_set_empty_p): New function.
382 (insert_extra_phis): New function.
383 (compute_avail): Use insert_extra_phis.
385 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
387 * config/s390/s390.c (s390_expand_atomic): New function.
388 Adjust comment of helper functions.
389 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
390 * config/s390/s390.md ("ATOMIC"): New code macro.
391 ("atomic"): Corresponding new code attribute.
392 ("sync_lock_test_and_set[hq]i",
393 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
395 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
397 * config/s390/s390.c (s390_expand_mask_and_shift,
398 struct alignment_context, init_alignment_context,
399 s390_expand_cs_hqi): New.
400 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
401 * config/s390/s390.md ("sync_compare_and_swaphi",
402 "sync_compare_and_swapqi"): New pattern.
404 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
406 Fix PR tree-optimization/25291
407 * tree-ssa-operands.c (add_call_clobber_ops): Remove
408 redundant and crashing check.
410 2005-12-08 Alan Modra <amodra@bigpond.net.au>
413 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
414 tests further when !strict && reload_in_progress.
415 (print_operand): Check that both operands of indexed address are regs.
416 (print_operand_address): Likewise.
417 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
418 (INT_REG_OK_FOR_BASE_P): Correct.
420 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
422 Preparation for PR rtl-optimization/20070 / part1
423 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
424 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
425 outgoing_edges_match.
426 (outgoing_edges_match): Use condjump_equiv_p.
427 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
429 * struct-equiv.c: New file.
430 (death_notes_match_p) New function, broken out of insns_match_p.
431 * Makefile.in (OBJS-common): Add struct-equiv.o.
432 (struct-equiv.o): New target.
434 2005-12-07 Richard Sandiford <richard@codesourcery.com>
436 * coretypes.h: Revert previous change.
437 * config/darwin.h: Revert previous reversion.
438 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
440 2005-12-07 Richard Sandiford <richard@codesourcery.com>
442 * coretypes.h (section): Provide dummy definition for target files.
443 * config/darwin.h: Revert previous change.
445 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
447 * doc/sourcebuild.texi (all.build, install-normal): Remove.
448 * configure.ac: Remove all.build and install-normal from target_list
449 * configure: Regenerate.
450 * Makefile.in (install): Don't depend on install-normal.
452 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
454 * Makefile.in: Document the use of stamps.
456 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
458 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
459 * Makefile.in: Add code to compute some dependencies on s-gtype
460 automatically. Remove the declaration of those dependencies.
462 2005-12-07 Richard Sandiford <richard@codesourcery.com>
464 * gcc/reload.c (push_secondary_reload): Fix typo:
465 s/insn_constraint/scratch_constraint/.
467 2005-12-07 Richard Sandiford <richard@codesourcery.com>
469 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
471 2005-12-07 Richard Sandiford <richard@codesourcery.com>
473 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
474 (alpha_elf_select_rtx_section): Return the selected section rather
475 than emitting assembly code.
476 (alpha_write_linkage): Emit a ".link" directive directly and then
477 set in_section to NULL.
478 (vms_asm_out_constructor): Use switch_to_section.
479 (vms_asm_out_destructor): Likewise.
480 (unicosmk_output_common): Set in_section to NULL instead of calling
481 the dummy common_section function.
482 (unicosmk_text_section): Delete in favor of...
483 (unicosmk_output_text_section_asm_op): ...this new function.
484 (unicosmk_data_section): Delete in favor of...
485 (unicosmk_output_data_section_asm_op): ...this new function.
486 (unicosmk_init_sections): New function.
487 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
488 (unicosmk_output_ssib): Set in_section to NULL instead of calling
489 the dummy ssib_section function.
490 (unicosmk_section_buf): Delete.
491 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
492 (unicosmk_data_section): Delete.
493 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
494 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
495 (SECTION_FUNCTION_TEMPLATE): Delete.
496 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
497 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
498 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
499 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
500 (TARGET_ASM_INIT_SECTIONS): Define.
501 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
502 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
503 (link_section, literals_section): Delete.
504 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
505 set in_section to NULL.
507 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
508 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
509 (COMMON_SECTION): Delete.
510 (TARGET_ASM_INIT_SECTIONS): Define.
511 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
512 the dummy common_section function.
513 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
514 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
515 between readonly_data_section and text_section to check whether
516 read-only data is being put in the text section.
517 (arm_output_function_epilogue): Use switch_to_section.
518 (arm_elf_asm_constructor): Likewise.
519 (thumb_call_via_reg): Replace call to in_text_section with
520 a comparison between in_section and text_section.
521 (arm_file_end): Use switch_to_section.
522 (aof_text_section): Delete in favor of...
523 (aof_output_text_section_asm_op): ...this new function.
524 (aof_data_section): Delete in favor of...
525 (aof_output_data_section_asm_op): ...this new function.
526 (aof_asm_init_sections): New function.
527 (zero_init_section): Moved from config/arm/aof.h.
528 (aof_dump_imports, aof_file_start): Use switch_to_section.
529 * config/arm/arm.h (thumb_call_via_label): Update comment.
530 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
531 (common_section): Delete.
532 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
533 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
534 global switch_to_section function instead of the old port-local one.
535 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
536 (SWITCH_TO_SECTION_FUNCTION): Delete.
537 (drectve_section): Redefine as a macro.
538 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
539 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
542 * config/avr/avr.c (progmem_section): New variable.
543 (avr_output_progmem_section_asm_op): New function.
544 (avr_asm_init_sections): New function.
545 (avr_output_addr_vec_elt): Use switch_to_section.
546 * config/avr/avr.h (progmem_section): Declare.
547 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
548 (READONLY_DATA_SECTION): Delete.
549 (TARGET_ASM_INIT_SECTIONS): Define.
550 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
551 * config/avr/avr-protos.h (progmem_section): Delete.
553 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
555 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
556 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
558 * config/darwin-sections.def: New file.
559 * config/darwin.c: Define all sections in darwin-sections.def.
560 (output_objc_section_asm_op, darwin_init_sections): New functions.
561 (machopic_output_indirection): Use switch_to_section.
562 (machopic_select_section): Return the selected section rather than
563 emitting assembly code. Replace the static function table with
564 inline conditional expressions. Update the tests of last_text_section
565 and move them into the FUNCTION_DECL block.
566 (machopic_select_rtx_section): Return the selected section rather than
567 emitting assembly code.
568 (machopic_asm_out_constructor, machopic_asm_out_destructor)
569 (darwin_file_end): Use switch_to_section.
570 * config/darwin.h: Use darwin-sections.def to declare sections.
571 (INIT_SECTION_ASM_OP): Remove empty definition.
572 (HAS_INIT_SECTION): Define this instead.
573 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
574 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
575 (TARGET_ASM_EH_FRAME_SECTION): Delete.
576 (TARGET_ASM_INIT_SECTIONS): Define.
577 * config/darwin-protos.h (darwin_init_sections): Declare.
578 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
579 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
580 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
581 (constructor_section, destructor_section, mod_init_section): Delete.
582 (mod_term_section): Delete.
583 (darwin_exception_section, darwin_eh_frame_section): Delete.
584 (machopic_select_section): Return a section.
585 (machopic_select_rtx_section): Likewise.
586 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
587 (const_section, const_coal_section, const_data_section): Delete.
588 (const_data_coal_section, data_coal_section, cstring_section): Delete.
589 (literal4_section, literal8_section, constructor_section): Delete.
590 (mod_init_section, mod_term_section, destructor_section): Delete.
591 (objc_class_section, objc_meta_class_section, objc_category_section)
592 (objc_class_vars_section, objc_instance_vars_section): Delete.
593 (objc_cls_meth_section, objc_inst_meth_section): Delete.
594 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
595 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
596 (objc_symbols_section, objc_module_info_section): Delete.
597 (objc_image_info_section, objc_protocol_section): Delete.
598 (objc_string_object_section, objc_constant_string_object_section)
599 (objc_class_names_section, objc_meth_var_names_section): Delete.
600 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
601 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
602 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
603 (darwin_exception_section, darwin_eh_frame_section): Delete.
604 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
606 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
607 (frv_asm_out_destructor): Likewise.
608 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
609 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
610 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
612 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
613 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
614 (data_section): Delete.
616 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
617 (DRECTVE_SECTION_FUNCTION): Delete.
618 (drectve_section): Redefine as a macro that sets in_section after
619 emitting the directive.
620 (SWITCH_TO_SECTION_FUNCTION): Delete.
621 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
622 in_text_section with comparison between in_section and text_section.
623 * config/i386/i386.c (x86_64_elf_select_section): Return the section
624 rather than emitting assembly code. Use get_named_section.
625 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
627 (machopic_output_stub): Use switch_to_section.
628 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
629 (nwld_named_section_asm_out_destructor): Use get_section and
632 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
633 rather than emitting assembly code.
634 (ia64_rwreloc_select_section): Likewise.
635 (ia64_rwreloc_select_rtx_section): Likewise.
636 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
637 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
639 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
640 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
642 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
643 section rather than emitting assembly code.
644 (iq2000_select_section): Likewise.
645 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
646 (sbss_section): Delete.
648 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
649 and get_named_section.
650 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
652 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
653 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
654 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
655 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
657 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
658 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
659 global switch_to_section function instead of the old port-local one.
660 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
661 (SWITCH_SECTION_FUNCTION): Delete.
662 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
663 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
664 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
665 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
667 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
668 global switch_to_section function instead of the old port-local one.
669 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
671 * config/mips/mips.c (mips_file_start): Update comment.
672 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
673 (mips_output_aligned_decl_common): Use switch_to_section.
674 (mips_select_rtx_section): Return the section rather than emitting
675 assembly code. Use get_named_section.
676 (mips_function_rodata_section: Likewise get_section.
677 (build_mips16_function_stub): Use switch_to_section.
678 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
679 (SDATA_SECTION_ASM_OP): Delete.
680 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
681 (EXTRA_SECTION_FUNCTIONS): Delete.
683 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
684 (mmix_asm_output_aligned_local): Use switch_to_section.
686 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
687 (som_one_only_readonly_data_section): New variables.
688 (pa_output_function_epilogue): Set in_section to NULL instead of
689 calling forget_section.
690 (output_deferred_plabels): Use select_section.
691 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
692 of calling forget_section.
693 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
694 (pa_asm_output_aligned_local): Use select_section.
695 (som_text_section_asm_op): Delete in favor of...
696 (som_output_text_section_asm_op): ...this new function.
697 (pa_som_asm_init_sections): New function.
698 (pa_select_section): Return the section rather than emitting
700 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
701 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
702 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
703 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
704 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
705 (som_readonly_data_section, som_one_only_readonly_data_section)
706 (som_one_only_data_section, forget_section): Delete.
707 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
708 (TARGET_ASM_INIT_SECTIONS): Define.
709 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
711 * config/rs6000/rs6000.c (read_only_data_section): New variable.
712 (private_data_section, read_only_private_data_section): New variables.
713 (sdata2_section, toc_section): New variables.
714 (rs6000_file_start): Use switch_to_section.
715 (rs6000_assemble_integer): Use comparisons against in_section
716 instead of calling in_toc_section and in_text_section. Use
717 unlikely_text_section_p.
718 (rs6000_elf_output_toc_section_asm_op): New function, derived
719 from the old rs6000/sysv4.h toc_section function.
720 (rs6000_elf_asm_init_sections): New function.
721 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
722 the section rather than emitting assembly code.
723 (machopic_output_stub): Use switch_to_section.
724 (toc_section): Delete dummy function.
725 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
726 switch_to_section and get_section.
727 (rs6000_xcoff_output_readonly_section_asm_op): New function.
728 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
729 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
730 the old rs6000/xcoff.h toc_section function.
731 (rs6000_xcoff_asm_init_sections): New function.
732 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
733 the section rather than emitting assembly code.
734 (rs6000_xcoff_file_start): Use switch_to_section.
735 (rs6000_xcoff_file_end): Likewise.
736 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
737 (sdata2_section, sbss_section, private_data_section): Delete.
738 (read_only_data_section, read_only_private_data_section): Delete.
739 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
740 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
741 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
742 (FINI_SECTION_FUNCTION): Delete.
743 (TARGET_ASM_INIT_SECTIONS): Define.
744 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
745 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
746 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
747 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
748 (READONLY_DATA_SECTION): Delete.
749 (TARGET_ASM_INIT_SECTIONS): Define.
750 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
751 to NULL rather than no_section.
752 (TARGET_ASM_EXCEPTION_SECTION): Delete.
754 * config/sh/sh.c (sh_file_start): Use switch_to_section.
756 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
757 (sparc_output_deferred_case_vectors): Likewise. Remove argument
758 from call to current_function_section.
760 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
761 (bss100_section): New variable.
762 (xstormy16_asm_output_aligned_common): Use switch_to_section.
763 (xstormy16_asm_init_sections): New function.
764 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
765 switch_to_section and get_section.
766 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
767 from calls to current_function_section.
768 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
769 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
770 (TARGET_ASM_INIT_SECTIONS): Define.
771 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
773 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
774 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
775 (FINI_SECTION_FUNCTION): Delete.
777 * config/v850/v850.c: Include gt-v850.h.
778 (rosdata_section, rozdata_section, tdata_section, zdata_section)
779 (zbss_section): New variables.
780 (v850_output_aligned_bss): Use switch_to_section.
781 (v850_asm_init_sections): New function.
782 (v850_select_section): Return the section rather than emitting
784 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
785 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
786 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
787 (TARGET_ASM_INIT_SECTIONS): Define.
788 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
789 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
790 (zbss_section): Delete.
792 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
794 * config/vx-common.h (vxworks_exception_section): Delete.
795 (TARGET_ASM_EXCEPTION_SECTION): Delete.
797 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
798 section rather than emitting assembly code.
799 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
802 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
803 * coretypes.h (section): New union and typedef.
804 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
805 from call to current_function_section.
806 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
807 (dbxout_symbol_location): Use switch_to_section.
808 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
809 most of the code into...
810 (default_eh_frame_section): ...here. Return a section.
811 (collect2_eh_frame_section): Delete, moving most of the code into..
812 (switch_to_eh_frame_section): ...this new function.
813 (debug_info_section, debug_abbrev_section, debug_aranges_section)
814 (debug_macinfo_section, debug_line_section, debug_loc_section)
815 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
817 (output_call_frame_info): Call switch_to_eh_frame_section instead of
818 eh_frame_section. Use switch_to_section and get_section.
819 (dwarf2out_begin_prologue): Use switch_to_section.
820 (AT_string_form): Check the flags in debug_str_section instead of
821 DEBUG_STR_SECTION_FLAGS.
822 (output_comp_unit): Use switch_to_section, get_section, and
824 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
825 (dwarf2out_begin_block): Use switch_to_section. Remove argument
826 from call to current_function_section.
827 (dwarf2out_var_location): Use unlikely_text_section_p.
828 (dwarf2out_source_line): Use switch_to_section. Remove argument
829 from call to current_function_section.
830 (dwarf2out_start_source_file, dwarf2out_end_source_file)
831 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
832 debug_macinfo_section.
833 (dwarf2out_init): Initialize the new section variables. Use them
834 instead of calls to named_section_flags. Use switch_to_section.
835 (output_indirect_string): Use switch_to_section and debug_str_section.
836 (dwarf2out_finish): Use switch_to_section and the new section
838 * except.c (default_exception_section): Return the section instead
839 of emitting assembly code.
840 (output_function_exception_table): Use the global exception_section
841 variable instead of the target hook. Use switch_to_section. Remove
842 argument from call to current_function_section.
843 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
844 (shorten_branches): Use pointer comparisons to detect whether the
845 text section is the same as readonly_data_section.
846 (profile_function): Use switch_to_section. Remove argument from
847 call to current_function_section.
848 (final_scan_insn): Likewise. Update use of last_text_section.
849 * gengtype.c (open_base_files): Add an include of output.h.
850 * output.h (text_section, data_section, readonly_data_section)
851 (ctors_section, dtors_section, bss_section, init_section)
852 (fini_section, sdata_section): Turn into section pointers.
853 (in_text_section, in_unlikely_text_section, exports_section)
854 (drectve_section, named_section, mergeable_string_section)
855 (last_text_section_name): Delete.
856 (default_exception_section, default_eh_frame_section): Return sections.
857 (SECTION_DECLARED, SECTION_NAMED): New macros.
858 (SECTION_MACH_DEP): Bump value.
859 (section_common, named_section, unnamed_section): New structures.
860 (unnamed_section_callback): New typedef.
861 (section): New union.
862 (sbss_section, exception_section, eh_frame_section): New variables.
863 (in_section, last_text_section): Turn into section pointers.
864 (get_unnamed_section, get_section, get_named_section): New functions.
865 (mergeable_constant_section, function_section): Return a section.
866 (unlikely_text_section): Likewise.
867 (current_function_section): Likewise. Remove the decl argument.
868 (unlikely_text_section_p, switch_to_section): New functions.
869 (output_section_asm_op): New function.
870 (set_named_section_flags, named_section_flags, named_section_real)
871 (named_section_first_declaration): Delete.
872 (default_select_section, default_elf_select_section): Return a section.
873 (default_elf_select_section_1, default_function_rodata_section)
874 (default_no_function_rodata_section, default_select_rtx_section)
875 (default_elf_select_rtx_section): Likewise.
876 * rtl.h (in_data_section): Delete.
877 * sdbout.c (sdbout_one_type): Use switch_to_section.
878 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
879 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
880 (TARGET_ASM_EH_FRAME_SECTION): Poison.
881 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
882 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
883 (TARGET_ASM_OUT): Update after above changes.
884 * target.h (init_sections): New hook.
885 (exception_section, eh_frame_section): Delete.
886 (select_section, select_rtx_section, function_rodata_section): Return
887 a section rather than emitting assembly code.
888 * varasm.c (text_section, data_section, readonly_data_section)
889 (ctors_section, dtors_section, bss_section, init_section)
890 (fini_section): Turn into section pointers.
891 (sdata_section, sbss_section, exception_section): New variables.
892 (eh_frame_section): New variable.
893 (in_section): Make global and turn into a section pointer.
894 (last_text_section): Turn into a section pointer.
895 (unnamed_sections): New variable.
896 (in_named_name, last_text_section_name): Delete.
897 (EXTRA_SECTION_FUNCTIONS): Delete.
898 (in_named_entry): Delete.
899 (section_htab): New variable, replacing...
900 (in_named_htab): ...this deleted variable.
901 (section_entry_eq, section_entry_hash): New functions, based on...
902 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
903 (get_unnamed_section, get_section): New functions.
904 (unlikely_text_section): Return a section instead of emitting
906 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
907 (get_named_section_flags, named_section_first_declaration): Delete.
908 (unlikely_text_section_p): New function.
909 (named_section_real, named_section): Delete.
910 (get_named_section): New function.
911 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
912 (function_section): Return a section rather than emitting
914 (current_function_section): Likewise. Remove argument. Use
915 last_text_section if nonnull, otherwise use function_section.
916 (default_function_rodata_section): Return a section rather than
917 emitting assembly code. Use get_section.
918 (default_no_function_rodata_section): Return a section rather than
919 emitting assembly code.
920 (variable_section): Use switch_to_section and get_named_section.
921 (mergeable_string_section): Return a section rather than emitting
922 assembly code. Use get_section. Make static. Don't take special
923 countermeasures for empty strings.
924 (mergeable_constant_section): Return a section rather than emitting
925 assembly code. Use get_section.
926 (default_named_section_asm_out_destructor): Use switch_to_section
928 (default_dtor_section_asm_out_destructor): Use switch_to_section.
929 (default_named_section_asm_out_constructor): Use switch_to_section
931 (default_ctor_section_asm_out_constructor): Use switch_to_section.
932 (assemble_start_function): Likewise. Set last_text_section to
933 NULL rather than no_section. Change the type of save_section.
934 (assemble_zeros, assemble_variable): Use the section flags to detect
935 whether or not a section is text.
936 (assemble_static_space): Use switch_to_section.
937 (assemble_trampoline_template): Likewise.
938 (output_constant_def_contents): Use switch_to_section and
940 (output_constant_pool_1): Use switch_to_section. Use the section
941 flags to see whether sections contain mergeable data.
942 (init_varasm_once): Initialize section_htab instead of in_named_htab.
943 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
944 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
945 whether a section has already been declared.
946 (default_select_section, default_elf_select_section): Return a
947 section rather than emitting assembly code.
948 (default_elf_select_section_1): Likewise. Use bss_section for
949 SECCAT_BSS if nonnull. Use get_named_section.
950 (default_select_rtx_section): Return a section rather than
951 emitting assembly code.
952 (default_elf_select_rtx_section): Likewise. Use get_named_section.
953 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
954 (output_section_asm_op, switch_to_section): New functions.
955 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
958 * doc/tm.texi: Expand the introduction to the sections documentation.
959 (TRAMPOLINE_SECTION): Document new interface.
960 (SDATA_SECTION_ASM_OP): Document new macro.
961 (READONLY_DATA_SECTION): Delete.
962 (SDATA_SECTION_ASM_OP): Document new macro.
963 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
964 (TARGET_ASM_INIT_SECTIONS): Document new hook.
965 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
966 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
967 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
969 2005-12-07 Alan Modra <amodra@bigpond.net.au>
971 * gcc.c (init_gcc_specs): Match braces inside conditionally
974 2005-12-06 Geoffrey Keating <geoffk@apple.com>
976 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
978 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
981 * tree.c (integer_all_onesp): Always return true if all bits on.
983 * testsuite/g++.dg/init/array0.C: New.
985 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
987 * doc/md.texi: Adapt to implementation.
989 2005-12-06 Andreas Schwab <schwab@suse.de>
991 * opts.c (decode_options): Fix typo in message.
993 2005-12-06 Alan Modra <amodra@bigpond.net.au>
996 * longlong.h: Merge PPC tests from upstream.
998 2005-12-06 Richard Guenther <rguenther@suse.de>
1000 * fold-const.c (fold_convert): Do not build and fold
1001 CONVERT_EXPR, but always use NOP_EXPR.
1003 2005-12-06 Jan Beulich <jbeulich@novell.com>
1005 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1006 __builtin_ia32_paddq and __builtin_ia32_subq.
1007 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1008 __builtin_ia32_pshufw.
1009 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1011 2005-12-05 James E Wilson <wilson@specifix.com>
1014 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1017 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1019 * print-tree.c (print_node): Ditto.
1020 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1021 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1022 before accessing DECL_ARTIFICIAL.
1023 Handle new tag tree codes.
1024 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1026 (unmodifiable_var_p): Ditto.
1027 * tree-flow.h (mem_tag_kind): Remove.
1028 (struct var_ann_d): Remove mem_tag_kind member.
1029 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1030 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1031 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1032 (group_aliases): Ditto.
1033 (setup_pointers_and_addressables): Ditto.
1034 (is_escape_site): Ditto.
1035 (may_alias_p): Ditto.
1036 (create_tag_raw): New function.
1037 (create_memory_tag): Use it.
1038 (dump_alias_info): Update for tags.
1039 (may_be_aliased): Ditto.
1040 (add_type_alias): Ditto.
1041 (new_type_alias): Ditto.
1042 (create_sft): Ditto.
1043 (create_structure_vars): Ditto.
1044 * tree-ssa-ccp.c (get_default_value): Ditto.
1045 * tree-ssa-operands.c (get_expr_operands): Ditto.
1046 (add_stmt_operand): Ditto.
1047 (add_call_clobber_ops): Remove duplicated condition.
1048 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1050 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1051 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1052 * tree.c (init_ttree): Update structures for new tree codes.
1053 (tree_code_size): Update sizes for new tree codes.
1054 (make_node_stat): Don't try to set common things on minimal
1056 (tree_node_structure): Update for tags.
1057 (is_global_var): Ditto.
1058 * tree.def: Add new tree codes.
1059 * tree.h (MTAG_P): New macro.
1060 (TREE_MEMORY_TAG_CHECK): Ditto.
1061 (SSA_VAR_P): Update for tags.
1062 (struct tree_memory_tag): New structure.
1063 (MTAG_GLOBAL): New macro.
1064 (union tree_node): Add memory tag member.
1065 * treestruct.def (TS_MEMORY_TAG): New.
1067 2005-12-05 Dale Johannesen <dalej@apple.com>
1069 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1070 what was approved (PR 24323).
1072 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1074 * doc/c-tree.texi (Function Bodies): Remove description of
1077 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1079 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1080 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1081 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1082 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1083 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1084 __divxc3): Document.
1086 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1088 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1090 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1091 hook_bool_void_false.
1092 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1093 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1095 * config/darwin.c (machopic_select_section): It's not defined
1096 as weak if it's only marked as weak_import.
1098 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1101 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1102 A hidden weak object does bind locally. Strong linkonce data
1103 counts like any other strong symbol for binding.
1104 (weak_finish_1): Don't specially handle weakrefs, they no longer
1106 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1107 * c-common.c (handle_alias_attribute): Allow static aliases
1109 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1110 * gthr-dce.h: Make weakrefs static.
1111 * gthr-tpf.h: Likewise.
1112 * gthr-solaris.h: Likewise.
1113 * gthr-posix.h: Likewise.
1114 * gthr-posix95.h: Likewise.
1115 * config/darwin.c (darwin_encode_section_info): static weakref
1116 variables are not necessarily defined in this translation unit.
1117 * doc/extend.texi (Function Attributes): Mention that an alias
1118 attribute creates a definition for the thing it's attached to.
1119 Change the documentation for weakref to say that the thing
1120 it's attached to must be static.
1122 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1123 we don't go into an infinite loop.
1125 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1127 * config/rs6000/predicates.md (logical_const_operand): Split
1128 out of logical_operand.
1129 (logical_operand): Use it.
1130 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1131 logical_const_operand.
1133 2005-12-05 Jan Beulich <jbeulich@novell.com>
1135 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1136 and IX86_BUILTIN_CMPNESS.
1137 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1138 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1139 * config/i386/i386.md (movti_internal): Correct type attribute.
1140 Simplify mode attribute.
1141 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1142 Correct type attribute.
1143 (absxf2): Correct operator.
1144 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1145 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1146 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1148 (sse2_vmsqrtv2df2): Correct mode attribute.
1150 2005-12-05 Jan Beulich <jbeulich@novell.com>
1152 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1153 16 bits. Provide insn pattern for this case.
1155 2005-12-05 Jan Beulich <jbeulich@novell.com>
1157 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1159 (__popcountDI2): Likewise.
1161 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1164 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1165 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1166 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1169 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1171 * c-typeck.c (null_pointer_constant_p): New function.
1172 (build_conditional_expr, build_c_cast, convert_for_assignment,
1173 build_binary_op): Use it.
1175 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1177 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1178 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1180 (check_function_arguments_recurse): Allow both NOP_EXPR and
1181 CONVERT_EXPR but check conversions preserve precision.
1182 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1183 but check conversions preserve precision.
1184 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1187 2005-12-04 Roger Sayle <roger@eyesopen.com>
1190 * common.opt (Wstring-literal-comparison): New command line option.
1191 * c-opts.c (c_common_handle_option): Set it with -Wall.
1192 * c-typeck.c (parser_build_binary_op): Issue warning if either
1193 operand of a comparison operator is a string literal, except for
1194 testing equality or inequality against NULL.
1196 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1198 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1200 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1201 of building a NOP_EXPR.
1202 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1204 * c-convert.c (convert): Use fold_convert instead of building
1205 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1206 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1208 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1209 NOP_EXPR the same as CONVERT_EXPR.
1210 * c-typeck.c (build_function_call): Use fold_convert instead of
1211 building a NOP_EXPR directly.
1212 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1214 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1216 PR rtl-optimization/25197
1217 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1220 2005-12-02 Stuart Hastings <stuart@apple.com>
1222 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1225 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1227 * c-typeck.c (default_function_array_conversion,
1228 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1229 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1230 orig_op2. Don't check them for NOP_EXPR.
1231 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1232 around integer zero.
1234 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1236 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1237 toc_save_offset, toc_size, lr_size.
1238 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1239 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1240 Adjust for removal of unused rs6000_stack_t fields.
1241 (debug_stack_info): Adjust.
1242 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1243 first, and don't bother checking for set/inc of lr on sibcalls.
1244 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1246 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1249 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1250 5 if operand 1 is not aligned. Undo previous constraint change.
1251 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1253 2005-12-02 Richard Guenther <rguenther@suse.de>
1255 * tree.h (build): Remove prototype.
1256 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1257 * tree.c (build): Remove.
1258 (build0_stat): Update comment.
1260 2005-12-02 Richard Guenther <rguenther@suse.de>
1262 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1263 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1265 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1266 maybe_fold_offset_to_component_ref): Likewise.
1267 * tree-ssa-dom.c (thread_across_edge,
1268 simplify_rhs_and_lookup_avail_expr,
1269 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1271 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1272 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1273 lower_try_finally_switch): Likewise.
1274 * tree-if-conv.c (add_to_dst_predicate_list,
1275 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1276 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1277 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1278 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1279 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1280 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1281 gimplify_init_ctor_eval, gimplify_init_constructor,
1282 gimplify_variable_sized_compare, gimplify_boolean_expr,
1283 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1284 gimplify_expr, gimplify_body, gimplify_function_tree,
1285 force_gimple_operand): Likewise.
1286 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1287 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1288 mx_register_decls): Likewise.
1289 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1290 get_frame_field, finalize_nesting_tree_1): Likewise.
1291 * tree-inline.c (setup_one_parameter): Likewise.
1292 * tree-vect-transform.c (vectorizable_condition): Likewise.
1293 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1295 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1296 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1297 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1298 * tree-chrec.h (build_polynomial_chrec): Likewise.
1300 2005-12-02 Richard Guenther <rguenther@suse.de>
1302 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1303 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1304 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1305 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1306 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1307 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1308 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1310 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1311 sh_adjust_unroll_max): Likewise.
1312 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1313 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1314 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1316 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1318 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1321 2005-12-02 Richard Guenther <rguenther@suse.de>
1323 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1324 simplify_cond_using_ranges): Use buildN instead of build.
1325 * tree-tailcall.c (adjust_accumulator_values,
1326 adjust_return_value): Likewise.
1327 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1328 generate_element_copy, generate_element_zero,
1329 generate_one_element_init): Likewise.
1330 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1331 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1332 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1333 perfect_nestify): Likewise.
1335 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1337 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1339 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1341 * ggc.h (GGC_RESIZEVEC): New.
1343 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1345 * gcc.c (execute): Improve readability.
1347 2005-12-02 Richard Guenther <rguenther@suse.de>
1349 * tree-cfg.c (mark_used_vars): New function.
1350 (dump_function_to_file): Dump only used VAR_DECLs.
1352 2005-12-02 Richard Guenther <rguenther@suse.de>
1354 * convert.c (convert_to_integer): Fix compare for nonpositive
1355 constant to use tree_int_cst_sgn <= 0.
1357 2005-12-02 Richard Guenther <rguenther@suse.de>
1359 * convert.c (convert_to_integer): Use fold_convert instead
1360 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1361 instead of comparing against 0. Use build_int_cst instead
1362 of converting integer_zero_node.
1364 2005-12-02 Richard Guenther <rguenther@suse.de>
1366 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1369 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1372 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1375 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1378 * function.c (expand_function_end): Emit blockage for unwinder
1381 2005-12-01 Roger Sayle <roger@eyesopen.com>
1383 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1384 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1385 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1386 integer constant comparisons.
1388 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1389 Janis Johnson <janis187@us.ibm.com>
1390 David Edelsohn <dje@watson.ibm.com>
1391 Ben Elliston <bje@au.ibm.com>
1393 * dfp.h, dfp.c: New files.
1394 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1395 (DECNUM_H): Likewise.
1396 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1397 (INCLUDES): Append $(DECNUMINC).
1398 (OBJS-common): Add dfp.o.
1400 * real.h (EXP_BITS): Pinch one bit to ..
1401 (struct real_value): Add decimal field.
1402 (real_format): Change table size, update documentation.
1403 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1404 (real_from_string3): Declare.
1405 (decimal_single_format): Declare.
1406 (decimal_double_format): Declare.
1407 (decimal_quad_format): Declare.
1408 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1409 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1410 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1411 * real.c: Include dfp.h.
1412 (normalize): Early return for decimal floats.
1413 (do_add): Zero decimal field.
1414 (do_compare): Call do_decimal_compare for decimal floats.
1415 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1416 (real_arithmetic): Call decimal_real_arithmetic for decimal
1417 floating point operands.
1418 (real_identical): If a and b are of differing radix, return false.
1419 (real_to_integer): Call decimal_real_to_integer if the value is a
1421 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1422 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1423 (real_to_hexadecimal): Place "N/A" in the return string for
1425 (real_from_string3): New variant, given a mode.
1426 (real_maxval): Use decimal_real_maxval for decimal floats.
1427 (round_for_format): Use decimal_round_for_format for decimals.
1428 (real_convert): Use decimal_real_convert where appropriate.
1429 (significand_size): Handle base 10.
1430 (encode_decimal_single, decode_decimal_single,
1431 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1432 decode_decimal_quad): New functions.
1433 (decimal_single_format): New.
1434 (decimal_double_format): New.
1435 (decimal_quad_format): New.
1436 * machmode.def: Add SD, DD and TD decimal floating point modes.
1437 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1438 Include MODE_DECIMAL_FLOAT.
1439 (DECIMAL_FLOAT_MODE_P): New.
1440 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1441 * genmodes.c (struct mode_data): Add counter field.
1442 (struct mode_data): Update comment for format.
1443 (blank_mode): Initialise counter field.
1444 (new_mode): Increment counter field for each mode defined.
1445 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1447 (make_complex_modes): Handle modes containing `D'.
1448 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1449 (make_decimal_float_mode): New.
1450 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1451 (cmp_modes): Compare counter field if other characteristics
1453 (emit_real_format_for_mode): Support formats for decimal floats.
1454 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1455 Document MODE_DECIMAL_FLOAT.
1457 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1459 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1462 2005-12-01 Richard Henderson <rth@redhat.com>
1464 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1466 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1470 * config/pa/pa.c (pa_init_builtins): If we detect
1471 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1474 2005-12-01 Richard Guenther <rguenther@suse.de>
1476 * fold-const.c (fold_binary): Use fold_build2, not
1479 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1481 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1483 * vec.h (VEC_block_remove): New.
1485 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1488 * c-common.c (lvalue_error): Fix wording.
1490 2005-12-01 Richard Guenther <rguenther@suse.de>
1492 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1493 thinko in last patch.
1495 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1497 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1498 than -flat_namespace.
1500 2005-12-01 Ben Elliston <bje@au.ibm.com>
1502 * mklibgcc.in: Parameterise the script to build soft float
1503 functions by iterating over each type, rather than cloning the
1506 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1509 * builtins.c (fold_builtin_fputs): Defer check for missing
1510 replacement functions.
1512 2005-11-30 Kean Johnston <jkj@sco.com>
1514 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1515 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1517 2005-11-30 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/22501
1520 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1521 function split out from ...
1522 (forward_propagate_addr_expr): ... here. Use it to propagate
1523 ADDR_EXPRs to all uses.
1525 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1527 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1528 * builtins.c (expand_builtin_mathfn): Use them.
1529 (expand_builtin_mathfn_2): Likewise.
1530 (expand_builtin_mathfn_3): Likewise.
1531 (expand_builtin_int_roundingfn): Likewise.
1532 (expand_builtin): Likewise.
1533 (integer_valued_real_p): Likewise.
1534 (fold_builtin_int_roundingfn): Likewise.
1535 (fold_builtin_bitop): Likewise.
1536 (fold_builtin_logarithm): Likewise.
1537 (fold_builtin_1): Likewise.
1538 * convert.c (convert_to_integer): Likewise.
1539 * fold-const.c (negate_mathfn_p): Likewise.
1540 (tree_expr_nonnegative_p): Likewise.
1542 2005-11-30 Dale Johannesen <dalej@apple.com>
1543 Andrew Pinski <pinskia@physics.uc.edu>
1545 * combine.c (find_split_point): Sign extend bitmask
1546 when changing bitfield assignment to IOR of AND.
1548 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1550 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1551 clobber to scratch reg.
1552 (*decrement_and_branch_until_zero_no_clobber): Remove.
1553 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1554 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1555 * config/ms1/ms1.opt (mmul): Remove.
1556 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1557 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1559 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1560 Bernd Schmidt <bernd.schmidt@analog.com>
1562 * pa/predicates.md (symbolic_operand): Add comment.
1563 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1564 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1565 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1566 (pa_secondary_reload_class): Delete.
1567 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1568 and pa_secondary_reload_class. Reorder some checks. Update inline
1569 copy of symbolic operand.
1570 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1572 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1574 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1577 2005-11-30 Jeff Law <law@redhat.com>
1579 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1580 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1582 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1584 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1585 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1586 (ia64_expand_move): Adjust caller.
1588 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1589 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1592 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1594 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1595 Always produce an output if we can remove NEGs or canonicalize
1596 (minus (minus ...)) expressions. Provide a fast path for the
1598 (simplify_gen_binary): Do not call simplify_plus_minus.
1599 (simplify_binary_operation_1): Reassociate at the end of the
1602 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1604 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1605 moves and unpack to speed up.
1607 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1609 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1610 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1611 (gen_v9_scc): Update callers.
1612 * config/sparc/sparc.md: Likewise.
1613 * config/sparc/sparc-protos.h: Update extern declaration.
1615 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1617 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1619 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1622 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1624 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1625 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1626 (negate_expr): Here.
1628 2005-11-29 Ben Elliston <bje@au.ibm.com>
1630 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1631 Fix typo in comment.
1633 2005-11-29 Ben Elliston <bje@au.ibm.com>
1635 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1636 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1638 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1642 * builtins.c (init_target_chars): New.
1643 (expand_builtin_printf, expand_builtin_fprintf,
1644 expand_builtin_sprintf, fold_builtin_sprintf,
1645 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1646 fold_builtin_snprintf_chk, fold_builtin_printf,
1647 fold_builtin_fprintf): Check for matching format strings using
1650 2005-11-29 Paul Brook <paul@codesourcery.com>
1652 * config.gcc: Do not use fixproto on m68k-elf.
1654 2005-11-28 Roger Sayle <roger@eyesopen.com>
1656 * expmed.c (div_cost): Replace with...
1657 (sdiv_cost, udiv_cost): New.
1658 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1659 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1660 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1661 (expand_divmod): Replace use of div_cost with either sdiv_cost
1662 or udiv_cost depending upon the signedness of the operation.
1664 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1667 * config/darwin.c (machopic_indirection_name,
1668 machopic_output_indirection): Follow transparent alias chain.
1670 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1672 * varasm.c (ultimate_transparent_alias_target): Add comment.
1674 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1676 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1677 SET_SRC instead of XEXP where appropriate.
1679 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1681 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1684 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1686 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1687 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1690 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1692 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1693 secondary_input_reload_class, made static. Adapt to new
1695 (secondary_output_reload_class): Delete.
1696 (TARGET_SECONDARY_RELOAD): New macro.
1697 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1698 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1700 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1703 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1704 when its natural alignment is > BITS_PER_UNIT.
1705 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1706 * c-common.c (handle_packed_attribute): Ignore packing on a field
1707 whose type is naturally char aligned.
1709 2005-11-28 Richard Guenther <rguenther@suse.de>
1711 * c-common.c (strict_aliasing_warning): Handle all
1712 component-ref like accesses.
1714 2005-11-28 Roger Sayle <roger@eyesopen.com>
1715 Uros Bizjak <uros@kss-loka.si>
1718 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1719 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1720 when flag_unsafe_math_optimizations is set and
1721 we don't care about NaNs or Infinities.
1723 Move x/expN(y) and x/pow(y,z) transformation into common
1724 flag_unsafe_math_optimizations section.
1726 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1728 * gcc.c (main): Change type of argv to "char **".
1730 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1732 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1733 small data sections.
1734 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1735 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1736 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1737 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1738 output locals to sbss if !rs6000_elf_in_small_data_p.
1739 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1741 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1744 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1745 generated by reload.
1746 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1747 indexed_or_indirect_address.
1748 (indexed_or_indirect_address): Don't test for base reg. Call
1749 address_operand last. Make it a special predicate.
1751 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1753 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1755 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1758 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1760 (negate_expr): Likewise.
1762 2005-11-27 Andreas Schwab <schwab@suse.de>
1764 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1767 2005-11-27 Steven Bosscher <stevenb@suse.de>
1769 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1770 has EH predecessor edges.
1772 2005-11-26 Eric Christopher <echristo@apple.com>
1774 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1775 register stalls by zero extending to the full register.
1777 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1779 * config/floatunsisf.c, config/floatunsidf.c,
1780 config/floatunsixf.c, config/floatunsitf.c: New files.
1781 * config/ia64/t-hpux: Add floatunsitf.c.
1782 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1783 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1785 2005-11-26 Richard Henderson <rth@redhat.com>
1787 * c-lex.c (pragma_lex): Rename from c_lex.
1788 * c-pch.c: Update for pragma_lex rename.
1789 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1790 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1791 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1792 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1793 * doc/tm.texi: Likewise.
1795 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1798 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1799 when overflow is undefined.
1801 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1803 * doc/md.texi (Insn Canonicalizations): Refer to the
1804 function commutative_operand_precedence for further rules.
1806 2005-11-25 Roger Sayle <roger@eyesopen.com>
1809 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1810 is less than zero. Limit mult_cost to a reasonable upper bound for
1811 the synthetic multiplication sequence.
1813 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1816 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1817 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1818 Lookup the explicit replacement functions for any unlocked
1819 stdio builtin transformations.
1821 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1823 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1825 * targhooks.c (default_secondary_reload): Don't require operand 2
1826 for an input reload to be earlyclobber.
1828 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1830 * fold-const.c (negate_mathfn_p): Fix comment and add support
1831 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1834 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1837 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1838 _Q_ulltoq for unsigned conversions from SImode and DImode to
1841 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1843 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1844 (__floatundidf, __floatundisf): Likewise.
1846 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1848 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1849 (rs6000_override_options): Remove initialization of
1850 rs6000_sr_alias_set.
1851 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1852 (rs6000_emit_stack_tie): Same.
1853 (emit_frame_save): Same.
1854 (gen_frame_mem_offset): Same.
1855 (rs6000_emit_prologue): Same.
1856 (rs6000_emit_epilogue): Same.
1858 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1861 * fold-const.c (fold_build): Convert bool_var != 1 and
1862 bool_var == 0 to !bool_var.
1864 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1867 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1868 for C being INTEGER_CST. Likewise for !=.
1870 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1873 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1874 unsigned conversions from SImode to TFmode.
1876 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1878 * expr.c (expand_expr_real_1): Fix error in last change.
1880 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1882 * caller-save.c: (this_insn_sets): Move into:
1883 (save_call_clobbered_regs).
1884 (mark_set_regs): Get this_insn_sets from data.
1886 (save_call_clobbered_regs): Take sets of the return value by
1887 sibcalls into account.
1889 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1892 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1893 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1894 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1895 (memory_move_secondary_cost, init_reg_autoinc): Remove
1896 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1897 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1898 secondary_reload_class call.
1899 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1901 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1902 (push_secondary_reload): Use secondary_reload target hook.
1903 (secondary_reload_class, scratch_reload_class): New functions.
1904 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1905 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1906 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1907 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1908 (secondary_reload_class, scratch_reload_class): Declare.
1909 * reload1.c: Include target.h.
1910 (reload_adjust_reg_for_temp): New function.
1911 (reload_adjust_reg_for_icode): Likewise.
1912 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1913 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1915 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1916 for inheritance. Support case when both secondary & tertiary reloads
1917 are for intermediate registers.
1918 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1919 with secondary_reload_class call. Support case when both secondary
1920 & tertiary reloads are for intermediate registers.
1921 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1922 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1923 * target.h (secondary_reload_info): New struct / typedef.
1924 (struct gcc_target): New member secondary_reload.
1925 * targhooks.c Include reload.h, optabs.h and recog.h.
1926 (default_secondary_reload): New function.
1927 * targhooks.h (default_secondary_reload): Declare.
1928 * doc/tm.texi: Document secondary_reload target hook. Update
1929 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1930 * doc/md.texi: Likewise.
1932 * sh-protos.h (sh_secondary_reload): Declare.
1933 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1934 (sh_secondary_reload): New function.
1935 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1936 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1937 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1938 (HAVE_SECONDARY_RELOADS): Define.
1939 * sh.md (reload_indf): Rename to:
1941 (reload_outdf): Rename to:
1942 (reload_outdf__RnFRm).
1943 (reload_insf): Rename to:
1945 (reload_insi): Rename to:
1946 (reload_insi__i_fpul).
1948 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1950 * configure.ac: Require at least texinfo 4.4.
1951 * configure: Regenerate.
1953 * doc/install.texi (Tools/packages necessary for building GCC):
1954 Update required version of texinfo to at least 4.4.
1955 (Installing GCC: Building): Update required version of texinfo
1957 (Installing GCC: Final installation): Update required version
1958 of texi2dvi to at least 4.4.
1959 (Host/target specific installation notes for GCC): Update required
1960 version of texinfo to at least 4.4.
1962 2005-11-24 Richard Guenther <rguenther@suse.de>
1963 Dirk Mueller <dmueller@suse.de>
1966 * c-common.h (strict_aliasing_warning): Declare.
1967 * c-common.c (strict_aliasing_warning): New function,
1969 * c-typeck.c (build_c_cast): ... here.
1971 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1973 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1975 (swap_commutative_operands_with_target): New.
1977 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1979 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1980 also when doing PRE, rather than only for global CPROP.
1982 2005-11-24 Ben Elliston <bje@au.ibm.com>
1984 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1985 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1987 (expand_twoval_unop): Likewise.
1988 (widen_clz): Likewise.
1989 (expand_parity): Likewise.
1990 (expand_unop): Likewise.
1991 (emit_cmp_and_jmp_insn_1): Likewise.
1992 (prepare_float_lib_cmp): Likewise.
1994 2005-11-24 Ben Elliston <bje@au.ibm.com>
1996 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1997 Remove unused `class' variable.
1999 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2002 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2003 C/C++ diagnostic function warn_array_subscript_with_type_char.
2004 * c-common.h (warn_array_subscript_with_type_char): Declare.
2005 * c-common.c (warn_array_subscript_with_type_char): Define.
2007 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2010 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2011 compiling at the intersection of C and C++.
2013 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2015 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2016 List @file in the option summary. Include the libiberty
2017 documentation for @file.
2018 * gcc.c (main): Call expandargv.
2019 * Makefile.in (gcc-vers.texi): Define srcdir.
2021 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2023 * passes.c (init_optimization_passes): Document
2024 sequencing of passes.
2026 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2028 * config/m68k/predicates.md (pcrel_address, extend_operator,
2029 post_inc_operand, pre_dec_operand): Remove redundant
2031 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2033 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2035 2005-11-23 Ben Elliston <bje@au.ibm.com>
2037 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2039 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2041 Preparatory work for PR target/21623:
2042 * alpha.c (secondary_reload_class): Rename to:
2043 (alpha_secondary_reload_class).
2044 * alpha.h, alpha-protos.h: Likewise.
2045 * mn10300.c (secondary_reload_class): Rename to:
2046 (mn10300_secondary_reload_class).
2047 * mn10300.h, mn10300-protos.h: Likewise.
2048 * pa.c (secondary_reload_class): Rename to:
2049 (pa_secondary_reload_class).
2050 * pa.h, pa-protos.h: Likewise.
2051 * rs6000.c (secondary_reload_class): Rename to:
2052 rs6000_secondary_reload_class.
2053 * rs6000.h, rs6000-protos.h: Likewise.
2055 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2058 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2060 2005-11-22 Ian Lance Taylor <ian@airs.com>
2062 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2064 (prepare_cmp_insn): Likewise.
2066 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2069 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2070 if both operands[0] and operands[1] are memory.
2072 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2075 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2076 COMPARISON_CLASS_P and an integral types create create a new
2077 expression with the new type and fold that.
2079 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2082 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2083 to SUBTARGET_OS_CPP_BUILTINS.
2085 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2087 * arm.c (emit_set_insn): New function.
2088 (arm_split_constant): Call it.
2089 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2090 (arm_legitimize_address): Likewise. Use plus_constant.
2091 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2092 (thumb_expand_prologue): Likewise.
2093 (arm_gen_load_multiple): Use VOIDmode in SET.
2094 (arm_gen_store_multiple): Likewise.
2095 (vfp_emit_fstmx): Likewise. Use plus_constant.
2096 (emit_multi_reg_push): Likewise.
2097 (emit_sfm): Use plus_constant.
2099 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2102 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2105 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2108 * expmed.c (store_bit_field): Don't attempt to insv a field
2109 larger than the reg.
2111 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2114 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2115 explicit sign extension, not a (char) cast.
2117 2005-11-22 Ben Elliston <bje@au.ibm.com>
2119 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2120 GET_MODE_CLASS (x) == MODE_FLOAT.
2121 * config/i386/i386.c: Likewise.
2122 * config/rs6000/xcoff.h: Likewise.
2123 * config/rs6000/linux64.h: Likewise.
2124 * config/rs6000/rs6000.c: Likewise.
2125 * config/rs6000/rs6000.h: Likewise.
2126 * config/rs6000/predicates.md: Likewise.
2127 * config/rs6000/sysv4.h: Likewise.
2129 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2131 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2134 * config/alpha/freebsd.h, config/alpha/linux.h,
2135 config/arm/linux-elf.h, config/bfin/bfin.h,
2136 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2137 config/i386/beos-elf.h, config/i386/gnu.h,
2138 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2139 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2140 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2141 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2142 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2143 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2144 config/sparc/linux.h, config/sparc/linux64.h,
2145 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2147 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2148 are both defined when either flag -fpic or -fPIC are used.
2150 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2152 * config/fp-bit.c (clzusi): New function.
2153 (si_to_float, usi_to_float): Use it to compute proper shift.
2154 (usi_to_float): Preserve guard bits when shifting right.
2155 * libgcc-std.ver (GCC_4.2.0): New version.
2156 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2157 __floatundisf): New functions.
2158 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2159 __floatundisf): Declare.
2160 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2161 _floatundixf, and _floatunditf.
2162 * optabs.c (expand_float): If target does not define a pattern for
2163 signed or unsigned conversion, use an unsigned libcall instead of
2165 (init_optabs): Initialize ufloat_optab.
2167 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2169 * config/rs6000/rs6000.opt (mmulhw): New option.
2170 * doc/invoke.texi (-mmulhw): Document.
2171 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2173 * config/rs6000/rs6000.md: Add half-word multiply and
2174 multiply-accumulate instructions for 405 and 440.
2176 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2178 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2179 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2180 default now includes a linker group which makes the RTEMS one nest.
2182 2005-11-22 Ben Elliston <bje@au.ibm.com>
2184 * cse.c (fold_rtx): Typo fix.
2185 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2187 2005-11-21 Richard Henderson <rth@redhat.com>
2189 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2190 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2192 * c-tree.h (lookup_name): Move declaration ...
2193 * c-common.h (lookup_name): ... here.
2194 * config/darwin-c.c: Include c-common.h.
2195 * config/t-darwin: Update dependencies.
2197 2005-11-22 Ben Elliston <bje@au.ibm.com>
2199 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2200 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2201 * genopinit.c (gen_insn): Likewise.
2202 * reload.c (find_equiv_reg): Likewise.
2203 * loop.c (load_mems): Likewise.
2204 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2205 * cse.c (find_comparison_args, fold_rtx): Likewise.
2206 * dwarf2out.c (add_const_value_attribute): Likewise.
2207 * expr.c (convert_move): Likewise.
2208 * recog.c (general_operand, register_operand): Likewise.
2209 * reg-stack.c (replace_reg): Likewise.
2210 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2211 * c-common.c (handle_vector_size_attribute): Likewise.
2212 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2213 (simplify_binary_operation_1): Likewise.
2214 (simplify_const_binary_operation): Likewise.
2215 (simplify_relational_operation): Likewise.
2216 (simplify_const_relational_operation): Likewise.
2217 (simplify_immed_subreg): Likewise.
2218 * emit-rtl.c (gen_lowpart_common): Likewise.
2219 * expmed.c (expand_mult): Likewise.
2220 * stor-layout.c (layout_type): Likewise.
2222 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2225 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2226 cst2 only for SPE vectors.
2228 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2231 * config/rs6000/predicates.md (vrsave_operation): Check
2232 UNSPEC_VOLATILE value.
2234 2005-11-21 Jan Hubicka <jh@suse.cz>
2236 PR tree-optimization/24653
2237 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2239 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2241 * config/i386/predicates.md (ax_reg_operand): New predicate.
2242 (memory_displacement_only_operand): New predicate.
2243 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2244 operand is AX register and the other operand is memory operand
2245 with displacement only.
2247 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2249 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2250 if we don't care about NaNs or Infinities.
2252 2005-11-20 Ian Lance Taylor <ian@airs.com>
2254 PR rtl-optimization/24883
2255 * combine.c (combinable_i3pat): When checking whether the
2256 destination of i3 is used in i3, consider paradoxical subregs.
2258 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2261 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2263 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2265 * combine.c (try_combine): Do not run subst on i1src and i2src in
2266 the case of generating a PARALLEL for a comparison.
2268 2005-11-20 Richard Henderson <rth@redhat.com>
2271 * tree-sra.c (struct sra_elt): Add all_no_warning.
2272 (struct sra_walk_fns) <use>: Add use_all argument.
2273 (sra_walk_expr): Pass it.
2274 (sra_walk_modify_expr): Likewise.
2275 (scalarize_ldst): Likewise.
2276 (scan_use): Update for new argument.
2277 (mark_no_warning): New.
2278 (scalarize_use): Use it.
2280 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2282 * expr.c (expand_expr_real): Use usmul_optab for widening
2283 signed * unsigned multiplies.
2284 * genopinit.c (optabs): Add usmul_widen_optab.
2285 * optabs.c (init_optabs): Likewise.
2286 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2287 (usmul_widen_optab): Define.
2288 * config/bfin/bfin.md (usmulhisi3): New pattern.
2290 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2292 2005-11-20 Graham Stott <btinternet.com>
2294 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2296 2005-11-20 Andreas Schwab <schwab@suse.de>
2299 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2302 2005-11-19 Richard Henderson <rth@redhat.com>
2305 * tree-gimple.c (is_gimple_id): Export.
2306 * tree-gimple.h (is_gimple_id): Declare.
2307 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2308 (get_default_value): Use it.
2309 (maybe_fold_stmt_indirect): Likewise.
2311 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2313 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2314 than VR1 or vice-versa.
2316 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2320 * reload.c (find_reloads_address_1): Mention dependency on
2322 * reload1.c (gen_reload): For IN with an unary operation, try
2323 moving inner expression to OUT if trivial SET is not valid.
2324 Confirm that the result is valid. Move common code block into...
2325 (emit_insn_if_valid_for_reload): New function.
2327 2005-11-19 Richard Guenther <rguenther@suse.de>
2329 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2330 ARRAY_REFs of constant strings.
2332 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2334 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2335 fatal format string.
2337 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2339 * combine.c (make_compound_operation): Swap operands of
2340 commutative operation if necessary before returning.
2342 2005-11-19 Richard Guenther <rguenther@suse.de>
2345 * fold-const.c (fold_plusminus_mult_expr): New function.
2346 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2347 cases, remove now unnecessary code.
2349 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2351 * gensupport.c (old_preds): Rename to std_preds, add special field.
2352 (struct old_pred_table): Rename to struct std_pred_table, add special
2354 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2355 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2356 (init_predicate_table): Adjust, and set along the way whether a
2357 predicate is special.
2359 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2361 * BASE-VER: Change to 4.2.0.
2363 2005-11-18 James E Wilson <wilson@specifix.com>
2365 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2368 2005-11-18 Mike Stump <mrs@apple.com>
2370 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2371 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2372 * c-decl.c (lookup_name_two) Remove.
2373 * c-tree.h (lookup_name_two): Remove.
2374 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2375 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2376 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2377 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2379 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2382 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2383 when not generating code to use that co-processor.
2385 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2387 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2388 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2389 these functions are now in tree-phinodes.c.
2391 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2393 * config/bfin/bfin.md (trap): New pattern.
2395 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2397 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2400 * expr.c (expand_expr_real): Don't call record_block_change unless
2401 ib_boundaries_block is non-null
2403 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2405 * fold-const.c (build_range_check): Use proper type for subtraction
2406 when merging lower bound.
2408 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2410 PR rtl-optimization/24497
2411 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2414 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2416 * tree-scalar-evolution.c (expression_expensive_p): New function.
2417 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2419 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2421 * config/bfin/crtlibid.s: New file.
2423 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2426 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2427 when not using sjlj exceptions.
2428 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2429 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2430 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2431 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2432 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2433 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2434 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2435 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2436 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2437 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2438 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2439 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2440 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2442 * config/pa/hpux-unwind.h: New file.
2444 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2446 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2447 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2448 * varasm.c (do_assemble_alias): Adjust call.
2449 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2451 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2453 2005-11-17 James E Wilson <wilson@specifix.com>
2455 * tree.def (FUNCTION_DECL): Correct typo in comment.
2457 2005-11-17 Richard Henderson <rth@redhat.com>
2459 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2460 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2461 and DW_CFA_def_cfa_sf.
2462 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2463 (dbx_reg_number): Don't assert particular registers here.
2464 (based_loc_descr): ... do it here instead. Fold in ...
2465 (eliminate_reg_to_offset): ... this function.
2466 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2467 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2468 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2469 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2470 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2471 (instantiate_virtual_regs): Likewise.
2472 * var-tracking.c (adjust_stack_reference): Likewise.
2473 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2475 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2477 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2478 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2479 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2481 ($(T)crtlibid.o): New rule.
2483 2005-11-16 Richard Guenther <rguenther@suse.de>
2486 * fold-const.c (extract_array_ref): Return byte offset
2488 (fold_binary): Fold &x[a] CMP &x[b] to
2489 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2492 2005-11-16 Richard Henderson <rth@redhat.com>
2495 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2496 parts of an SSA_NAME.
2498 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2501 * arm.md (split for movsf with immediate): Restrict split to insns
2502 that set a general register.
2504 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2506 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2508 * unwind-dw2.c (uw_advance_context): Likewise.
2509 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2510 _Unwind_SjLj_Unregister.
2511 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2513 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2515 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2517 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2519 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2520 langhook to get a DImode integer type.
2522 2005-11-16 Richard Henderson <rth@redhat.com>
2523 J"orn Rennecke <joern.rennecke@st.com>
2524 Ulrich Weigand <uweigand@de.ibm.com>
2528 * reload1.c (reg_equiv_invariant): New.
2529 (reload): Allocate, initialize, and free it.
2530 (calculate_needs_all_insns): Check it when skipping equivalence
2532 (alter_reg): Likewise.
2533 (eliminate_regs_1): Rename from eliminate_regs. Add new
2534 may_use_invariant argument; only use reg_equiv_invariant when true.
2535 (eliminate_regs): New.
2536 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2537 a context for which may_use_invariant may be true.
2539 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2541 * fold-const.c (const_binop): Don't constant fold the operation
2542 if the result has overflowed and flag_trapping_math.
2543 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2545 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2547 * config/arm/unwind-arm.c (abort): Add prototype here.
2548 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2549 (struct phase1_vrs): Add prev_sp.
2550 (unwind_phase2_forced): Save the original core registers instead of
2551 modifying entry_vrs. Take a new flag argument for resuming unwinding
2552 and set action flags accordingly. Always set _US_END_OF_STACK when
2553 get_eit_entry fails. Unwind before calling the stop function.
2554 (_Unwind_GetCFA): New function.
2555 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2556 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2557 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2558 just call unwind_phase2_forced.
2559 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2560 * config/arm/unwind-arm.h (abort): Remove prototype.
2561 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2563 (_Unwind_GetCFA): New prototype.
2564 * config/arm/pr-support.c (abort): Add prototype here.
2565 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2567 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2568 not schedule the prologue with non-call exceptions and EABI.
2570 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2572 * config/arm/unwind-arm.h: Reorder interface function declarations.
2573 (_URC_END_OF_STACK): New enumeration value.
2574 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2575 (struct _Unwind_Control_Block): Document reserved field use.
2576 (_Unwind_Stop_Fn): New typedef.
2577 (_Unwind_ForcedUnwind): Declare.
2578 (_Unwind_Resume_or_Rethrow): Declare.
2579 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2581 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2582 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2583 (UCB_FORCED_STOP_ARG): New.
2584 (search_EIT_table): Update boundary condition checks.
2585 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2586 (unwind_phase2): Replace for with do..while.
2587 (unwind_phase2_forced): New.
2588 (__gnu_Unwind_RaiseException): Replace for with do..while.
2589 (__gnu_Unwind_ForcedUnwind): New.
2590 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2591 Use appropriate phase2 unwinder.
2592 (__gnu_Unwind_Resume_or_Rethrow): New.
2593 (__gnu_unwind_pr_common): Cope with forced unwinding.
2595 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2598 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2600 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2601 roundsf2): Remove "s" from mnemonic.
2603 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2605 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2607 * config/bfin/crtn.s: Change epilogues to match.
2608 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2609 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2610 __PIC__ and __pic__.
2612 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2615 * doc/invoke.texi: Distinguish between free and fixed form instead of
2616 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2618 * gcc.c (default_compilers): Remove double entries, add entries for
2619 suffixes '.F90' and '.F95'.
2621 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2623 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2624 in the stack probing loop.
2626 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2628 * configure.ac: Use .machine power5 not power5x.
2629 * configure: Regenerate.
2631 2005-11-15 Mike Stump <mrs@apple.com>
2633 * c-decl.c (lookup_name_two): Add.
2634 * c-tree.h (lookup_name_two): Likewise.
2635 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2636 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2638 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2640 PR rtl-optimization/23392
2641 * regrename.c (enum scan_actions) Add mark_access.
2642 (scan_actions_name): Ditto.
2643 (scan_rtx_reg): Handle mark_access.
2644 (scan_rtx_address): Do nothing for mark_access.
2645 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2646 and regs in REG_INC notes before closing chains for dead regs.
2647 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2648 opening chains for new writes.
2650 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2652 * c.opt (ffixed-line-length-none): New.
2654 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2656 * mklibgcc.in: Change contents of eh_dummy.c.
2658 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2660 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2662 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2664 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2666 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2668 2005-11-15 Jan Hubicka <jh@suse.cz>
2670 * invoke.texi (large-unit-insns): Document.
2671 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2672 * params.def (large-unit-insns): New param.
2674 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2677 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2678 special register for operand 3. Reindent constraints to align
2681 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2683 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2684 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2685 * configure.ac: Add test for FP rounding instructions.
2686 * configure: Regenerate.
2687 * config.in: Regenerate.
2688 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2689 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2691 * config/rs6000/rs6000.opt (mfprnd): New.
2692 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2693 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2694 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2695 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2696 (TARGET_FPRND): New.
2697 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2699 (btrunc<mode>2): New.
2701 (floor<mode>2): New.
2702 (round<mode>2): New.
2704 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2706 * gcc.c (version_compare_spec_function): Use fatal() rather than
2709 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2710 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2711 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2713 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2716 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2717 on -mmacosx-version-min setting.
2719 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2722 * tree-vrp.c (infer_value_range): Return false if STMT is a
2723 block terminator and its basic block has no successors.
2725 2005-11-14 Mike Stump <mrs@apple.com>
2727 * config/i386/i386.c (override_options): -masm=intel isn't
2728 supported on darwin.
2729 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2731 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2733 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2734 vfork after including auto-host.h.
2736 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2738 PR rtl-optimization/22002
2739 * combine.c (distribute_notes): Detect cases where a reg dies
2740 two or more times in a bb, including on the insn we are combining,
2741 and place the death note on the correct range.
2743 2005-11-14 Dale Johannesen <dalej@apple.com>
2745 * expmed.c (store_bit_field): Add offset unconditionally for
2747 (extract_bit_field): Don't force extzv or extv operand into
2748 a register if field is too big.
2750 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2752 * config/arm/arm.c (pic_labelno): New.
2753 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2754 LABEL_REF. Pass only the labelno to PIC insns.
2755 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2756 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2757 * arm.md (UNSPEC_PIC_LABEL): New constant.
2758 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2759 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2760 Use the correct label prefix.
2762 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2764 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2767 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2769 * loop-invariant.c: Include tm_p.h.
2770 * Makefile.in: Updated.
2772 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2774 * pa.c (store_reg): Revise generation of frame notes in large frames.
2775 (set_reg_plus_d): Likewise.
2777 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2779 PR tree-optimization/24709
2780 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2783 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2785 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2786 and duplicate declaration of pthread_self.
2788 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2789 Ian Lance Taylor <ian@airs.com>
2792 * calls.c (expand_call): If TARGET is a MEM and some part of the
2793 argument area has been saved, force TARGET to a register.
2795 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2797 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2800 2005-11-13 Jason Merrill <jason@redhat.com>
2803 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2804 lazily declared methods.
2805 (force_decl_die): Stop if forcing out the context already make a
2807 (force_type_die): Likewise.
2809 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2812 * builtins.c (integer_valued_real_p): Add break in
2813 REAL_CST having TREE_OVERFLOW set.
2815 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2817 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2818 addressing modes during calculation of costs.
2820 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2822 * function.c (assign_stack_local_1): Restrict sanity check
2823 on frame size overflow to 32-bit and above platforms.
2825 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2827 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2828 * config/cris/cris.c: Include reload.h.
2829 (cris_initial_elimination_offset): New function.
2830 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2833 2005-11-12 Richard Guenther <rguenther@suse.de>
2835 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2837 2005-11-12 Jan Hubicka <jh@suse.cz>
2839 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2840 to compare against 0 when possible.
2842 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2844 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2845 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2846 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2847 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2850 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2852 * recog.c (constrain_operands) <case 'g'>: For a match, require
2853 that a non-register matches general_operand when strict >= 0.
2855 2005-11-11 Steven Bosscher <stevenb@suse.de>
2857 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2860 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2862 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2863 (memory_address_same): New.
2864 (dse_optimize_stmt): Call memory_address_same.
2866 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2869 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2870 ZERO_EXTEND>: New cases.
2872 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2874 * longlong.h (__clz_tab): Always provide.
2876 2005-11-11 Steven Bosscher <stevenb@suse.de>
2879 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2881 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2882 before check_maybe_invariant.
2883 (move_invariant_reg): Use gen_move_insn instead of replacing
2884 SET_DEST with the temporary for the invariant.
2885 (move_loop_invariants): If checking is enabled, do internal
2886 consistency checks after completing the pass.
2888 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2891 * common.opt (Wvolatile-register-var): New.
2892 * varasm.c (make_decl_rtl): Only emit warning when option
2893 specified. Clarify warning message.
2894 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2896 * doc/md.texi (copysign): Document standard named pattern.
2898 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2900 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2901 bytes when align is 2.
2902 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2903 by the first instruction of the loop.
2905 2005-11-11 Jason Merrill <jason@redhat.com>
2908 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2911 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2913 PR rtl-optimization/22509
2914 * local-alloc.c (memref_used_between_p): Check whether a function call
2915 could not reference the memref.
2917 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2919 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2920 algorithm so as to choose the best, not the worst, alternative.
2921 Reset accumulated register class before processing next alternative.
2923 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2926 * calls.c (expand_call): Copy a return value to a plain register
2929 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2932 * varasm.c (assemble_name): Recompute name only for transparent
2935 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2937 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2939 2005-11-04 Jeff Law <law@redhat.com>
2942 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2943 perform reassociation if the parent statement will not die as
2944 a result of the optimization.
2946 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2948 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2949 delete_old_heap_vars.
2950 * tree-dfa.c (referenced_var_remove): Remove function.
2951 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2952 (delete_tree_ssa): Remove call to delete_old_heapvars.
2953 Add call to delete_alias_heapvars.
2954 * tree-flow.h (referenced_var_remove): Remove prototype
2955 (init_alias_heapvars): New prototype.
2956 (delete_alias_heapvars): Ditto.
2957 * Makefile.in (tree-ssa-structalias.o): Add
2958 gt-tree-ssa-structalias.o
2959 (GTFILES): Add tree-ssa-structalias.h and
2960 tree-ssa-structalias.c.
2961 (s-gtype): Add gt-tree-ssa-structalias.h.
2962 * tree-ssa-structalias.c (heapvars): Remove.
2963 (oldheapvars): Remove.
2964 (heapvar_for_stmt): New variable.
2965 (heapvar_lookup): New function.
2966 (heapvar_insert): Ditto.
2967 (get_constraint_for): See if we have an old heapvar
2969 (init_alias_heapvars): New function.
2970 (delete_alias_heapvars): Ditto.
2971 Add include of gt-tree-ssa-structalias.h.
2973 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2976 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2978 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2980 * tree.c (int_fits_type_p): Only look at the base type
2981 if it has the same precision as the original type.
2983 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2986 * varasm.c (assemble_alias): Use %q+D in the error
2987 message instead of %J and %qD.
2989 2005-11-10 Richard Guenther <rguenther@suse.de>
2991 * gcse.c (free_ldst_entry): Only free hashtable if
2994 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2996 * function.c (assign_stack_local_1): Issue an error message if
2997 the frame size overflows in the signed target arithmetics.
2999 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3001 * tree.c (build_qualified_type): Chain the new type to the original
3002 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3003 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3004 (build_pointer_type_for_mode): Only return unqualified types.
3005 (build_reference_type_for_mode): Likewise.
3007 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3009 * Makefile.in (gnucompare): Do comparison of all files using one of
3010 the chosen methods and only afterwards decide if just warning should
3011 be issued or comparison failure raised.
3013 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3015 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3016 (noce_try_abs): Negate if the comparison is reversed.
3017 Look only one instruction backwards for a REG_EQUAL note.
3019 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3022 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3023 gthr-tpf.h: Define __gthrw. For all identifiers that might
3024 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3025 and prefix all uses with __ghtrw.
3027 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3030 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3031 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3032 * c-common.c (handle_weakref_attribute): New.
3033 (c_common_attribute_table): Add weakref.
3034 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3036 * configure, config.in: Rebuilt.
3037 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3038 * doc/extend.texi: Document weakref attribute.
3039 * varasm.c (ultimate_transparent_alias_target): New
3040 (assemble_name): Use it.
3041 (weak_finish_1): Split out of...
3042 (weak_finish): ... and deal with weakrefs in...
3043 (weakref_targets): ... new list.
3044 (globalize_decl): Clean up weakref_targets.
3045 (do_assemble_alias): Handle weakrefs.
3046 (finish_aliases_1): Do not reject weakrefs to external symbols.
3047 (assemble_alias): Handle weakrefs.
3049 2005-11-09 Richard Guenther <rguenther@suse.de>
3051 PR tree-optimization/24716
3052 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3053 t_bool to track results from follow_ssa_edge.
3055 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3057 * final.c (force_source_line): New global variable.
3058 (final_scan_insn): Set it to true instead of clearing last_filename.
3059 (notice_source_line): Return true if force_source_line is true,
3060 unless source info is absent.
3062 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3065 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3066 a linkage name for a variable if it a register variable.
3067 * c-decl.c (grokdeclarator): Global register variables
3068 should be set as PUBLIC.
3070 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3073 * config/s390/s390.c (struct s390_frame_layout): New fields
3074 first_save_gpr_slot and last_save_gpr_slot.
3075 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3076 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3077 first_save_gpr and last_save_gpr with the _slot variants.
3078 (s390_register_info): Calculate first_save_gpr_slot and
3079 last_save_gpr_slot using regs_ever_live.
3081 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3084 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3085 for a function containing a landing pad.
3087 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3090 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3093 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3095 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3096 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3098 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3101 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3103 (call,load,store): New insn types.
3104 (mem_access, branch_access): Adjust reservation conditions.
3105 (define_delay): Adjust condition.
3106 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3108 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3109 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3111 (call_internal, call_value_internal, return_internal,
3112 return_interrupt_internal, eh_return_internal, indirect_jump,
3113 tablejump): Set call insn type.
3114 (blockage, ei, di): Use appropriate unspec const.
3115 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3116 (ms1_get_attr_type): Adjust to give load & store types.
3117 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3118 backwards past a barrier.
3119 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3121 (struct branch_info, struct label_info): New.
3123 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3124 (ms1_machine_reorg): New.
3125 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3126 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3127 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3128 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3131 2005-11-09 Per Bothner <per@bothner.com>
3132 Uros Bizjak <uros@kss-loka.si>
3135 * toplev.c (process_options): Initialize debug_hooks early
3136 in case lang_hooks.post_options ends up calling a debug_hook.
3138 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3140 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3141 DBX_REGISTER_NUMBER being contiguous.
3143 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3144 Diego Novillo <dnovillo@redhat.com>
3147 * tree-vrp.c (register_edge_assert_for): Do not register
3148 always-false predicates.
3150 2005-11-08 Devang Patel <dpatel@apple.com>
3152 PR tree-optimization/23115
3153 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3156 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3158 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3161 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3163 Fix PR tree-optimization/23382
3165 * tree-ssa-alias.c (compute_may_aliases): Call
3166 delete_old_heap_vars.
3167 * tree-dfa.c (referenced_var_remove): New function.
3168 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3169 * tree-flow.h (referenced_var_remove): Add prototype.
3170 (delete_old_heap_vars): Ditto.
3171 * tree-ssa-structalias.c (heapvars): New variable.
3172 (oldheapvars): Ditto.
3173 (get_constraint_for): Put heap vars on heapvars list.
3174 (delete_old_heap_vars): New function.
3176 2005-11-08 Jason Merrill <jason@redhat.com>
3178 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3180 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3183 * reg-stack.c (reg_to_stack): Update register liveness also
3184 for flag_sched2_use_traces.
3186 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3189 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3190 override prior explicit -mno-powerpc-gfxopt.
3192 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3194 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3195 if the bitsize is zero.
3196 * doc/md.texi (Standard Pattern Names): Document it.
3198 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3199 (TARGET_PASS_BY_REFERENCE): Likewise.
3201 2005-11-07 Ian Lance Taylor <ian@airs.com>
3203 PR rtl-optimization/24683
3204 * config/i386/i386.c (legitimize_pic_address): If constant operand
3205 to PLUS is too large, put it in a register.
3207 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3209 * configure.ac: Enable checking assembler dwarf2 support for bfin
3211 * configure: Regenerate.
3213 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3217 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3218 gen_easy_vector_constant_add_self): Delete.
3219 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3221 (output_vec_const_move): Use gen_easy_altivec_constant.
3222 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3223 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3224 (easy_vector_constant_add_self): Rewritten.
3225 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3226 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3227 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3228 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3229 Macroize and adjust for the other changes.
3231 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3235 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3236 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3238 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3240 PR rtl-optimization/23567
3241 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3242 (noce_process_if_block): Don't do any optimizations except
3243 if (cond) x = x; if !set_b and write into orig_x may trap
3244 or fault. Remove the MEM_READONLY_P check.
3246 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3249 * tree-vrp.c (fix_equivalence_set): New.
3250 (extract_range_from_assert): Call it.
3252 2005-11-05 Ian Lance Taylor <ian@airs.com>
3255 * combine.c (apply_distributive_law): Don't distribute across a
3258 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3260 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3261 config/ms1/ms1.h, config/rs6000/predicates.md,
3262 config/s390/s390.c, params.def, postreload-gcse.c,
3263 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3264 tree-vrp.c, tree.c: Fix comment typos.
3265 * doc/invoke.texi: Fix typos.
3267 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3269 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3270 for testing whether the data_dependence_relation contains distance
3271 vectors. Iterate over all distance vectors of the ddr.
3272 * lambda.h: Define a vec of lambda_vector pointers.
3273 * tree-data-ref.c (dump_data_dependence_relation,
3274 dump_data_dependence_direction): Iterate over all distance and
3275 direction vectors of the ddr.
3276 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3278 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3279 of distance/direction vectors instead of a single one.
3280 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3281 lambda_vectors with a vec of lambda_vectors.
3282 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3283 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3284 DDR_NUM_DIST_VECTS): New.
3285 * tree-loop-linear.c (gather_interchange_stats): Test for the
3286 existence of distance vectors only after having checked that there
3287 is a dependence. Iterate over all distance vectors of the ddr.
3288 (linear_transform_loops): Use dump_data_dependence_relation.
3289 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3290 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3291 distance vectors of the ddr.
3293 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3295 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3296 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3297 IS_INTHANDLER; all callers changed.
3298 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3300 (do_link, do_unlink): New argument ALL; all callers changed.
3301 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3302 If function isn't leaf, save and restore all registers.
3303 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3306 2005-11-05 Jan Hubicka <jh@suse.cz>
3308 PR rtl-optimization/23490
3309 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3310 max-flow-memory-location): Document.
3311 * flow.c: Include params.h
3312 (MAX_MEM_SET_LIST_LEN): Kill.
3313 (add_to_mem_set_list): Use new param.
3314 * cse.c (cse_basic_block): Replace 1000 by new param.
3315 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3316 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3317 * predict.c (predict_loops): Use new param.
3318 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3320 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3321 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3322 Do not hold memory returned by cgraph_node_name across other call.
3324 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3327 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3330 2005-11-04 Jeff Law <law@redhat.com>
3333 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3334 * tree-ssa-dom.c: Include params.h.
3335 (thread_across_edge): If there are too many statements in the
3336 target block, then do not thread through it.
3337 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3338 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3340 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3343 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3344 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3346 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3349 * tree-scalar-evolution.c (instantiate_parameters_1,
3350 instantiate_parameters, resolve_mixers): Compute the size of an
3351 expression to be instantiated and give up the instantiation if the
3352 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3354 2005-11-04 Richard Guenther <rguenther@suse.de>
3356 * tree-flow.h (ref_contains_indirect_ref): Rename to
3357 array_ref_contains_indirect_ref.
3358 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3359 (array_ref_contains_indirect_ref): Make comment match the code
3361 (ref_contains_array_ref): Likewise.
3362 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3363 ref_contains_indirect_ref.
3364 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3365 Rename calls to ref_contains_indirect_ref.
3367 2005-11-04 Paul Brook <paul@codesourcery.com>
3369 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3370 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3371 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3372 * config/arm/arm.md: Use match_operand in peephole input templates
3373 and match_dup in peephole output templates.
3375 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3377 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3380 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3381 Daniel Jacobowitz <dan@codesourcery.com>
3383 * longlong.h (add_ssaaaa): Clobber condition code register
3385 (sub_ddmmss): Likewise.
3386 (umul_ppmm): Likewise.
3388 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3389 Paul Brook <paul@codesourcery.com>
3390 Phil Blundell <pb@reciva.com>
3392 * configure.ac: Add test for ARM TLS support.
3393 * configure: Regenerated.
3394 * config/arm/arm-protos.h (legitimize_tls_address)
3395 (arm_tls_referenced_p, tls_mentioned_p)
3396 (arm_output_addr_const_extra): New prototypes.
3397 (thumb_legitimize_pic_address): Delete.
3398 * config/arm/arm.c: Include "gt-arm.h".
3399 (enum tls_reloc): New.
3400 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3401 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3402 (arm_call_tls_get_addr, legitimize_tls_address)
3403 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3404 (arm_init_tls_builtins, arm_emit_tls_decoration)
3405 (arm_output_addr_const_extra): New functions.
3406 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3407 (TARGET_HAVE_TLS): Define.
3408 (target_thread_pointer): New.
3409 (arm_override_options): Handle -mtp=.
3410 (legitimize_pic_address): Ignore UNSPECs.
3411 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3413 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3414 (tls_get_addr_libfunc): New variable.
3415 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3416 (arm_init_builtins): Call arm_init_tls_builtins.
3417 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3418 (arm_encode_section_info): Call default_encode_section_info.
3419 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3420 (enum arm_tp_type): New.
3421 (target_thread_pointer): Add declaration.
3422 (LEGITIMATE_CONSTANT_P): Handle TLS.
3423 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3424 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3425 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3426 * config/arm/arm.md: Add UNSPEC_TLS.
3427 (movsi): Handle TLS.
3428 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3430 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3431 (load_tp_hard, load_tp_soft): New insns.
3432 * arm.opt: Add -mtp=.
3433 * doc/invoke.texi (ARM Options): Document -mtp.
3435 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3437 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3438 * config/arm/libunwind.S: Include "lib1funcs.asm".
3439 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3440 (LIB2ADDEH): Add libunwind.S.
3441 (LIB2ADDEHDEP): Add lib1funcs.asm.
3442 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3444 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3447 * gcc/c.opt: Add a -lang-fortran option.
3448 * gcc/c-opts.c: Add a lang_fortran flag.
3449 (c_common_init_options): Handling the -lang-fortran option.
3450 (c_common_handle_option): Add a case for Fortran options in
3451 preprocessing. Remove cases for -ffixed-form and
3452 -ffixed-line-length. Add a case for -lang-fortran.
3454 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3456 * config/rs6000/rs6000.c: Include params.h
3457 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3458 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3459 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3460 (UNSPEC_VPKUWSS): Delete.
3461 (altivec_vpkuhss): Delete.
3462 (altivec_vpkuwss): Delete.
3463 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3465 (neg_eq0<mode>): Remove final condition.
3466 (neg_eq<mode>): Remove condition and split-condition.
3468 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3470 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3471 Use associated print macros.
3473 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3476 * diagnostic.c (diagnostic_set_info_translated): New function.
3477 (diagnostic_set_info): Use it. Add comment.
3478 * diagnostic.h (diagnostic_set_info_translated): Declare.
3480 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3482 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3483 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3484 reference only if 'public' is true.
3485 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3486 emit the .hidden directive only if the indirect reference is public.
3487 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3488 Pass it to dw2_force_const_mem.
3489 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3490 * dwarf2out.c (output_cfi): Adjust calls to above function.
3491 (output_call_frame_info): Likewise.
3492 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3493 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3495 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3497 PR tree-optimization/24483
3498 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3499 field to elts if possible.
3501 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3504 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3507 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3509 Fix PR tree-optimization/24351
3511 * tree-ssa-structalias.c (struct variable_info): Add
3513 (get_varinfo_fc): New function to follow collapsing.
3514 (new_var_info): Set collapsed_to to NULL.
3515 (dump_constraint): Follow collapsing.
3516 (build_constraint_graph): Handle collapsing.
3517 (do_simple_structure_copy): Return false if something bad
3519 (collapse_rest_of_var): New function.
3520 (do_structure_copy): Collapse if do_simple_structure_copy returns
3523 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3526 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3527 expressions to a statement list instead of gimplifying them.
3529 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3531 PR rtl-optimization/23585
3532 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3533 that can't trap plus a constant integer, if the mode has zero size.
3535 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3538 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3540 ("*insv<mode>_reg_extimm"): Likewise.
3542 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3545 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3546 c_common_type_for_mode returns an unnamed type.
3548 2005-11-02 Richard Henderson <rth@redhat.com>
3552 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3553 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3554 * function.c (assign_parms): Use calls.internal_arg_pointer.
3555 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3557 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3558 (TARGET_CALLS): Add it.
3559 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3560 * targhooks.c (default_internal_arg_pointer): New.
3561 * targhooks.h (default_internal_arg_pointer): Declare.
3562 * tree.h (dwarf2out_reg_save_reg): Declare.
3563 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3564 * config/i386/i386.c (dbx_register_map): Add return column.
3565 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3566 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3567 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3568 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3569 (ix86_save_reg): Save force_align_arg_pointer.
3570 (ix86_emit_save_regs): Make regno unsigned.
3571 (ix86_emit_save_regs_using_mov): Likewise.
3572 (ix86_expand_prologue): Handle force_align_arg_pointer.
3573 (ix86_expand_epilogue): Likewise.
3574 * config/i386/i386.h: (dbx_register_map): Update.
3575 (dbx64_register_map, svr4_dbx_register_map): Update.
3576 (struct machine_function): Add force_align_arg_pointer.
3577 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3578 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3579 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3581 2005-11-02 Jan Hubicka <jh@suse.cz>
3584 * i386.md: Add peep2 for simplyfing array accesses.
3586 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3589 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3590 * config/s390/s390.c (s390_decompose_shift_count): New function.
3591 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3592 (print_shift_count_operand): Use s390_decompose_shift_count.
3593 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3594 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3596 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3599 * loop.c (loop_givs_rescan): Use force_operand to expand
3602 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3605 * fold-const.c (build_range_check): Use unsigned when signed
3606 overflow is undefined also. If etype is subtype, make sure that
3607 the subtraction is in the supertype.
3609 2005-11-02 Richard Henderson <rth@redhat.com>
3612 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3615 2005-11-01 Richard Henderson <rth@redhat.com>
3618 * loop.c (scan_loop): Do not propagate computations to a hard
3619 register destination with SMALL_REGISTER_CLASSES.
3621 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3623 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3624 costs for MULT inside PLUS or MINUS.
3626 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3628 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3629 (TRAMPOLINE_SIZE): Round up to 60.
3630 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3632 2005-10-31 James E. Wilson <wilson@specifix.com>
3635 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3636 ifdef. Put ifdefs around call in gen_subprogram_die.
3637 (compute_frame_pointer_to_cfa_displacement): Likewise.
3638 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3641 PR rtl-optimization/17356
3642 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3643 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3645 2005-10-31 Jan Hubicka <jh@suse.cz>
3648 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3651 * i386.c (legitimize_pic_address): Deal with large immediates.
3654 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3655 from symbol names while computing checkup.
3658 * predict.c (predict_loops): Do not estimate more than
3659 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3660 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3662 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3664 PR tree-optimization/19097
3665 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3667 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3669 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3671 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3674 * tree-inline.c (setup_one_parameter): If the init_stmt
3675 is NULL, don't insert the statement.
3677 2005-10-30 Jan Hubicka <jh@suse.cz>
3679 PR tree-optimization/24172
3680 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3682 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3684 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3685 constants for hosts with long != 32 bits.
3687 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3690 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3692 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3694 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3695 (TARGET_MS1_16_002): New.
3696 (TARGET_MS1_16_003): New.
3698 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3699 ("*decrement_and_branch_until_zero_no_clobber"): New.
3700 Add corresponding splitter for decrement_and_branch_until_zero
3702 Key all decrement_and_branch_until_zero patterns off of
3705 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3708 * tree-complex.c (extract_component): Treat RESULT_DECL
3709 like the rest of the decls.
3711 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3713 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3714 indirect call to _mcount if the function needs a static chain.
3716 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3717 Caroline Tice <ctice@apple.com>
3719 PR rtl-optimization/24460
3720 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3721 (dwarf2out_switch_text_section): Set it to true instead of
3722 incrementing separate_line_info_table_in_use.
3723 (output_loc_list): Additionally test have_switched_text_sections.
3724 (output_ranges): Likewise.
3725 (dwarf2out_finish): Likewise.
3726 * varasm.c (assemble_start_function): Do not call
3727 insert_section_boundary_note.
3728 (assemble_end_function): If flag_reorder_blocks_and_partition,
3729 switch to the function's section before emitting the .size directive.
3730 * bb-reorder.c (insert_section_boundary_note): Staticify.
3731 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3732 * output.h (insert_section_boundary_note): Delete.
3734 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3737 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3738 instead of pointer equality when comparing types.
3740 2005-10-24 James E. Wilson <wilson@specifix.com>
3742 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3743 add_dependence_list_and_free calls.
3745 2005-10-24 Steven Bosscher <stevenb@suse.de>
3747 * contrib.texi: Add the names of the LLNL folks who donated
3748 Cray pointer support for gfortran.
3750 2005-10-24 Steven Bosscher <stevenb@suse.de>
3752 PR tree-optimization/24225
3753 * profile.c (branch_prob): Look from end to start through a
3754 basic block when looking for a locus.
3756 2005-10-24 Richard Henderson <rth@redhat.com>
3758 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3760 (hppa_expand_prologue): Likewise.
3762 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3764 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3765 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3766 * pa.h (NO_PROFILE_COUNTERS): Define.
3767 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3768 (funcdef_nos): New vector to hold label numbers of deferred profile
3770 (output_deferred_profile_counters): New function.
3771 (hppa_profile_hook): Push label number onto funcdef_nos.
3772 (pa_hpux_file_end): Call output_deferred_profile_counters if
3773 NO_DEFERRED_PROFILE_COUNTERS is false.
3775 * pa-protos.h (get_deferred_plabel): New prototype.
3776 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3778 (output_call): Adjust calls.
3780 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3782 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3783 peculiarity of GOT/TOC section usage.
3785 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3788 * c-common.c (constant_string_class_name): Add documentation.
3790 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3793 * recog.c (peephole2_optimize): Increment peep2_current_count
3794 only when the slot is empty.
3796 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3799 * except.c (output_function_exception_table): Call
3800 assemble_external_libcall if we need a personality function.
3802 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3804 PR rtl-optimization/24460
3805 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3806 set the basic block for barriers.
3808 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3810 * var-tracking.c (vt_initialize): Initialize post.
3812 2005-10-21 Devang Patel <dpatel@apple.com>
3815 * c-common.c (vector_types_convertible_p): Check vector element type.
3817 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3819 * config/sh/sh.c (prepare_move_operands): Handle the address
3820 constant which is a tls symbolic address plus a constant.
3822 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3825 * gcc.c (main): Use the correct counter for erroring out
3826 about mulitple files.
3828 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3831 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3832 use r2 for 64-bit tls .got access.
3834 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3836 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3839 2005-10-20 Steven Bosscher <stevenb@suse.de>
3841 PR tree-optimization/24307
3842 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3844 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3847 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3849 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3850 is ready, stop marking functions, but still mark variables.
3852 2005-10-20 Richard Guenther <rguenther@suse.de>
3855 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3858 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3860 PR rtl-optimization/23585
3861 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3862 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3863 (may_trap_p_1): New predicate extracted from...
3864 (may_trap_p): ... here. Invoke may_trap_p_1.
3865 (may_trap_or_fault_p): New predicate.
3866 * rtl.h (may_trap_or_fault_p): Declare it.
3867 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3868 instead of may_trap_p.
3869 (steal_delay_list_from_fallthrough): Likewise.
3870 (fill_simple_delay_slots): Likewise.
3871 (fill_slots_from_thread): Likewise.
3872 * function.c (pad_to_arg_alignment): Rework comment about
3873 SPARC_STACK_BOUNDARY_HACK.
3874 * config/sparc/sparc.h: Likewise.
3876 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3878 * config/s390/s390.c (s390_expand_insv): New.
3879 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3880 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3881 ("icm_hi"): Remove mode attribute.
3882 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3884 ("*extracthi", "*extractqi"): Remove.
3885 (extv<mode>", "*extzv<mode>"): New.
3886 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3887 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3889 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3891 * cfgexpand.c (discover_nonconstant_array_refs_r,
3892 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3893 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3894 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3895 discover_nonconstant_array_refs.
3897 2005-10-19 Steven Bosscher <stevenb@suse.de>
3900 * c-decl.c (pop_scope): Don't warn about an unused variable
3901 if it is marked with TREE_NO_WARNING.
3902 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3903 somenow mismatch and olddecl is to be replaced.
3905 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3908 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3909 whether registers live on the edge can be saved/restored.
3911 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3913 * config/sh/sh.c (fixup_mova): Skip notes.
3915 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3917 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3918 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3919 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3920 (s390_initial_elimination_offset): Likewise.
3921 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3922 register on TARGET_ZARCH targets.
3923 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3924 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3925 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3926 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3928 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3930 * config/s390/s390.md: Comment describing output modifiers updated.
3931 * config/s390/s390.c (print_operand): Likewise.
3933 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3935 * config/s390/s390.c (override_options): Added check for -mstack-size
3937 * doc/invoke.texi: Mention that limit in the documenation.
3939 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3942 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3944 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3946 Fix PR tree-optimization/24231
3948 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3949 (compute_avail): Ditto.
3951 2005-10-18 Richard Henderson <rth@redhat.com>
3954 * config/i386/i386.c (legitimate_constant_p): Check
3955 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3957 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3958 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3959 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3961 (print_operand_address): Likewise.
3962 * config/i386/predicates.md (x86_64_immediate_operand): Test
3963 SYMBOL_REF_TLS_MODEL properly inside CONST.
3964 (x86_64_zext_immediate_operand): Likewise.
3965 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3966 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3967 * config/i386/i386-protos.h: Remove predicates.md entries.
3969 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3971 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3972 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3974 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3975 Ian Lance Taylor <ian@airs.com>
3978 * fold-const.c (fold_widened_comparison): Do not allow range based
3979 constant folding when right operand cannot be unwidened.
3981 2005-10-17 Richard Henderson <rth@redhat.com>
3983 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3984 with a memory clobber.
3986 2005-10-17 James E Wilson <wilson@specifix.com>
3988 PR rtl-optimization/17356
3989 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3990 checking for EDGE_EH.
3992 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3994 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3995 the slot on an even boundary for any type with 16-byte alignment.
3997 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4000 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4001 after register allocation.
4003 2005-10-17 DJ Delorie <dj@redhat.com>
4005 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4008 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4011 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4014 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4016 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4017 to 2 if it's already non-zero.
4018 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4019 is set and warn about it if flag_schedule_insns is 1.
4021 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4023 * config/crx/crx.md: Compare-and-branch instructions need to
4026 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4029 * config/i386/i386.md (*pushdi2_rex64 splitter)
4030 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4031 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4032 flow2 pass only when (optimize > 0 && flag_peephole2).
4034 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4037 * gcc.c (have_c): New static variable.
4039 (process_command): Remove declation of have_c.
4040 Set have_o to 1 when handling -o.
4041 (main): Add a fatel error if there are multiple
4042 files specified and -o and -c/-S is passed witout
4043 -combine or multiple languages.
4045 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4047 Fix PR tree-optimization/22444
4048 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4049 Assert that we don't hit something with subvars.
4050 (setup_pointers_and_addressables): Don't add things with subvars,
4051 because we'll already process the subvars for aliasing purposes.
4053 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4056 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4057 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4058 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4059 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4060 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4061 swapped, alternatives for the R constraint.
4064 * builtins.c (get_builtin_sync_mode): Make unlimited
4065 mode_for_size request.
4067 2005-10-15 Richard Henderson <rth@redhat.com>
4069 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4070 (gimplify_expr): ... here.
4071 (gimplify_compound_lval): Use it in initial scan loop. Allow
4072 fb_lvalue in base expression.
4074 2005-10-15 Richard Henderson <rth@redhat.com>
4077 * builtins.c (expand_builtin_trap): Export.
4078 * expr.h (expand_builtin_trap): Declare.
4079 * expr.c (expand_assignment): Emit a trap for integral offsets
4080 from registers that weren't reduced to bitpos.
4082 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4083 (mark_array_ref_addressable): Remove.
4084 * tree-flow.h (mark_array_ref_addressable): Remove.
4085 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4087 2005-10-15 James E Wilson <wilson@specifix.com>
4090 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4091 (add_dependence_list_and_free): Likewise.
4092 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4095 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4099 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4100 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4102 (vrp_visit_phi_node): Only prevent infinite iterations when
4103 the previous result and the new result are both VR_RANGEs.
4105 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4107 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4110 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4113 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4116 2005-10-14 Per Bothner <per@bothner.com>
4118 PR preprocessor/21250
4119 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4121 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4124 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4125 overflow flags. Refactor some conditionals.
4127 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4130 * tree-dfa.c (add_referenced_var): Only look at decls which
4131 have TREE_CONSTANT or TREE_READONLY set instead of if
4132 !TREE_PUBLIC or !TREE_CONSTANT.
4134 2005-10-13 James E Wilson <wilson@specifix.com>
4136 * doc/invoke.texi: For -x, add f95-cpp-input.
4137 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4139 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4141 PR tree-optimization/24262
4142 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4143 in loop all the time.
4145 2005-10-12 Richard Henderson <rth@redhat.com>
4148 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4149 * function.c (assign_parm_find_data_types): Don't support it.
4150 * print-tree.c (print_node): Likewise.
4151 * c-common.c (handle_transparent_union_attribute): Likewise.
4152 Use build_duplicate_type.
4153 * tree-inline.c (remap_type_1): Split out of remap_type;
4154 properly remap aggregate fields.
4155 (build_duplicate_type): New.
4156 * doc/extend.texi (Variable Attributes): Remove documentation
4157 for transparent_union.
4159 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4162 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4163 (gen_stack_pointer_dec): Likewise.
4165 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4169 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4171 (struct cxx): Add adjust_class_at_definition target hook.
4172 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4173 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4174 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4175 hook_void_tree. Add to TARGET_CXX.
4176 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4178 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4179 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4180 instead of attribute. Check for dllexport override. Warn if
4181 inconsistent dll linkage. Don't lose old dllimport if decl has
4182 had address referenced. Tweak lookup of dllimport atribute.
4183 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4184 for target specific rules. Don't add dllimport attribute if
4185 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4186 dllimport attribute.
4187 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4188 * varasm.c (initializer_constant_valid_p): Replace
4189 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4193 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4194 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4195 (i[34567]86-*-mingw32*): Likewise.
4197 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4198 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4200 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4201 C++-specific code. Change return value to bool.
4202 (i386_pe_dllimport_p): Likewise.
4203 (associated_type): Simplify and make language-independent
4204 (i386_pe_encode_section_info): Replace override of ambiguous
4205 dllimport symbol refs with a gcc_assert.
4206 (i386_pe_valid_dllimport_attribute_p): Define.
4207 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4208 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4209 i386_pe_adjust_class_at_definition.
4210 * config/i386/winnt-stubs.c: New file. Define stub versions of
4211 lang-specific functions.
4212 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4213 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4214 i386_pe_adjust_class_at_definition.
4215 (i386_pe_valid_dllimport_attribute_p): Declare.
4216 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4217 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4218 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4221 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4222 dllimport attribute with test of DECL_DLLIMPORT_P.
4224 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4226 * combine.c (make_extraction): Correct offset computation.
4228 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4230 * config/cris/t-linux (LIMITS_H_TEST): Define.
4232 2005-10-12 Richard Henderson <rth@redhat.com>
4235 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4237 2005-10-12 Richard Guenther <rguenther@suse.de>
4239 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4241 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4244 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4245 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4248 2005-10-12 Richard Guenther <rguenther@suse.de>
4251 * varasm.c (output_constant): Correct typo from previous
4254 2005-10-11 Ian Lance Taylor <ian@airs.com>
4256 PR rtl-optimization/13931
4257 * combine.c: Revert patch of 2003-05-14, and:
4258 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4259 completely killed in the appropriate insn.
4260 (distribute_notes): Don't skip multiple hard register test for
4261 elim_i1 and elim_i2.
4263 2005-10-11 Richard Henderson <rth@redhat.com>
4266 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4267 to initialize a transparent union instead of a nop_expr.
4269 2005-10-11 Richard Henderson <rth@redhat.com>
4271 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4272 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4273 (tree_ssa_dce_loop): Call scev_reset.
4276 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4277 * tree-ssa-dce.c: Include cfgloop.h.
4278 (tree_ssa_dce_loop, pass_dce_loop): New.
4279 * tree-pass.h (pass_dce_loop): Declare it.
4280 * passes.c (init_optimization_passes): Use it.
4282 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4285 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4286 Only apply the optimization for rounding builtins if the inner
4287 cast is also an extension.
4289 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4292 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4293 mark_new_vars_to_rename instead of update_stmt.
4295 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4297 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4299 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4301 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4302 for setting MMX register to 0 rather than mmx.
4304 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4307 * configure.ac: Move gas check from mips specific case to common case.
4308 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4309 * configure: Regenerate
4310 * doc/install.texi: Update.
4312 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4315 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4317 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4319 * gcc.c (do_spec_1): Accept numeric characters in file name
4322 2005-10-10 Nick Clifton <nickc@redhat.com>
4324 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4325 describing the deleted arm_gen_rotated_half_load function.
4327 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4329 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4332 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4334 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4336 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4337 (EXTRA_MULTILIB_PARTS): Define.
4338 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4339 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4340 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4341 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4342 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4343 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4345 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4347 PR tree-optimization/24226
4348 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4349 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4350 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4353 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4355 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4357 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4360 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4361 Rewrite for no need for the early clobber.
4363 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4365 Merge from csl-arm-branch:
4366 2005-09-07 Paul Brook <paul@codesourcery.com>
4367 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4370 2005-04-30 Paul Brook <paul@codesourcery.com>
4371 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4372 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4374 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4375 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4376 (arm_override_options): Use TARGET_AAPCS_BASED.
4377 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4378 (PTRDIFF_TYPE): Use int for AAPCS.
4379 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4380 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4381 (DEFAULT_SHORT_ENUMS): Delete.
4382 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4384 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4385 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4386 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4387 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4389 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4390 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4392 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4393 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4395 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4396 * config.gcc (arm*-*-linux-gnueabi): Add it.
4397 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4399 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4400 * config/arm/linux-eabi.h: New file.
4401 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4402 (LINUX_TARET_LINK_SPEC): Likewise.
4403 (LINK_SPEC): Use it.
4404 * config/arm/t-linux-eabi: New file.
4406 2005-10-08 Steven Bosscher <stevenb@suse.de>
4409 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4411 (PARAM_SMS_DFA_HISTORY): Likewise.
4413 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4416 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4417 (load_register_parameters): Call it.
4418 (check_sibcall_argument_overlap_1): Likewise.
4419 (store_one_arg): Likewise.
4421 2005-10-07 James E. Wilson <wilson@specifix.com>
4423 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4424 DImode not VECINT24 for operand 2.
4427 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4431 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4432 fr_spill): Use destination_operand for operand 0.
4434 2005-10-07 DJ Delorie <dj@redhat.com>
4436 * varasm.c (output_constant): Limit error to expanding
4439 2005-10-07 Richard Guenther <rguenther@suse.de>
4442 * fold-const.c (fold_binary): Fix operand types during folding
4443 of X op (A, Y). Evaluation order of the side-effects of
4444 X and A are frontend-defined, so ensure we honour that even for
4445 tcc_comparison class operands; eased by removing duplicate code.
4447 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4449 * stor-layout.c (layout_type): Do not allow alignment of array
4450 elements to be greater than their size.
4452 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4454 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4456 (hppa*-*-linux*): Ditto.
4457 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4458 * config/host-hpux.c: New.
4459 * config/x-hpux: New.
4460 * config/pa/x-hpux: Remove.
4461 * config/pa/x-linux: Remove.
4462 * config/pa/pa-host.c: Remove.
4464 2005-10-07 Jeff Law <law@redhat.com>
4466 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4467 determine whether or not to try and thread outgoing edges.
4469 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4471 * config/rs6000/rs6000.md (eqsi_power): New.
4472 (neg_eq0si): Add TARGET_POWER to final condition.
4475 2005-10-06 Richard Henderson <rth@redhat.com>
4477 * config/rs6000/rs6000.c: Revert last change.
4479 2005-10-06 Richard Henderson <rth@redhat.com>
4481 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4482 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4484 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4488 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4489 out return_label and naked_return_label.
4491 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4493 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4496 2005-10-06 Richard Henderson <rth@redhat.com>
4499 * tree-inline.c (declare_return_variable): Handle modify_dest not
4502 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4504 Fix PR tree-optimization/22488
4505 * tree-ssa-structalias.c (check_for_overlaps): New function.
4506 (create_variable_info_for): Use it.
4508 2005-10-06 Richard Henderson <rth@redhat.com>
4511 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4512 (dwarf2out_start_source_file): Print it.
4514 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4516 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4518 2005-10-06 Richard Henderson <rth@redhat.com>
4521 * mode-switching.c (optimize_mode_switching): Clear transp bit
4522 for block with incomming abnormal edges.
4524 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4525 (fpscr_set_from_mem): Use them.
4526 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4527 (fpscr postinc splitters): Rewrite as peephole2+split.
4529 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4531 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4532 (eq<mode>_compare): Same.
4534 2005-10-06 Richard Guenther <rguenther@suse.de>
4536 PR tree-optimization/24238
4537 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4539 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4541 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4542 here. Use AC_PATH_PROG for environment variables instead of
4544 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4546 * configure: Regenerated.
4548 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4551 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4552 then force it into a register.
4553 (call_value): Likewise.
4555 2005-10-06 Richard Henderson <rth@redhat.com>
4558 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4559 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4560 under pass_vectorize.
4562 2005-10-05 Devang Patel <dpatel@apple.com>
4565 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4566 handling constants. Check NAMESPACE_DECL context for constants.
4568 2005-10-05 Eric Christopher <echristo@apple.com>
4570 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4572 2005-10-05 Richard Henderson <rth@redhat.com>
4575 * tree-cfg.c (mark_array_ref_addressable_1): New.
4576 (mark_array_ref_addressable): New.
4577 * tree-flow.h (mark_array_ref_addressable): Declare.
4578 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4580 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4584 * reload.c (subst_reloads): When adding a REG_LABEL to a
4585 jump instruction, also update JUMP_LABEL.
4587 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4589 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4590 * bb-reorder.c (copy_bb_p): Use it.
4591 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4593 2005-10-05 Richard Henderson <rth@redhat.com>
4596 * toplev.c (process_options): Warn about unsupported combinations
4597 of unwind tables and omit-frame-pointer.
4598 * config/i386/i386.c (override_options): Similarly. Enable
4599 accumulate-outgoing-args if not explicitly disabled.
4601 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4603 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4604 Handle big endian vs. small endian.
4605 (vec_initv2sf): Handle big endian vs. small endian.
4606 (*vec_extractv2sf_1): Ditto.
4608 2005-10-05 Dale Johannesen <dalej@apple.com>
4610 * convert.c (convert_to_real): Don't convert
4611 (float)floor(double d) to floorf((float)d).
4613 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4615 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4617 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4619 PR tree-optimization/18587
4620 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4621 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4622 build_vuses): Change to VEC type.
4623 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4624 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4625 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4626 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4627 (get_name_decl): New. Return DECL_UID of base variable.
4628 (operand_build_cmp): New. qsort comparison routine.
4629 (operand_build_sort_virtual): New. Sort virtual build vector.
4630 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4631 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4632 (FINALIZE_BASE): Use get_name_decl.
4633 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4634 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4635 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4636 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4637 direct VEC_* manipulations.
4638 (build_ssa_operands): Call operand_build_sort_virtual.
4639 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4640 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4641 with direct VEC_* manipulations.
4642 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4643 with direct VEC manipulations.
4645 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4647 PR tree-optimization/21419
4648 PR tree-optimization/24146
4649 PR tree-optimization/24151
4651 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4652 (build_asm_expr): Call it if outputs are read-only.
4653 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4655 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4656 Paolo Bonzini <bonzini@gnu.org>
4660 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4661 enable the instructions and not just the built-ins.
4662 * doc/invoke.texi (x86 Options): Likewise.
4664 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4666 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4668 * doc/invoke.texi (Option Summary): Correct spelling
4669 of -mmacosx-version-min.
4671 2005-10-04 Devang Patel <dpatel@apple.com>
4673 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4676 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4678 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4679 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4681 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4683 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4684 ("TE","tg"): New mode attributes.
4685 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4686 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4687 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4688 dword_mode and one for GPRmode.
4690 2005-10-04 Ian Lance Taylor <ian@airs.com>
4692 PR preprocessor/13726
4693 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4694 any comments passed in.
4696 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4698 * tree.c (annotate_with_file_line): Fix typo.
4700 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4703 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4704 type used to access data in the inlined length == 1 case, use
4705 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4706 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4708 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4710 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4711 TARGET_SSE3 and only for TARGET_80387.
4712 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4713 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4714 Do not depend on TARGET_80387.
4716 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4718 * tree.c (last_annotated_node): Change type to location_t*.
4719 (annotate_with_file_line): Reflect the change of
4720 last_annotated_node type.
4722 2005-10-04 Richard Guenther <rguenther@suse.de>
4725 * c-decl.c (grokdeclarator): Don't write to fields
4728 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4731 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4733 * varasm.c (make_decl_rtl): If a register variable does not
4734 have a set user assmbler name, error out.
4735 Decode the asmspec is now name+1 bypassing '*'.
4737 2005-10-04 Steven Bosscher <stevenb@suse.de>
4739 PR tree-optimization/23049
4740 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4741 of a COND_EXPR is folded before calling fold on the whole rhs of a
4742 conditional assignment.
4743 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4744 document that a COND_EXPR may appear there.
4746 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4749 * tree-vrp.c (extract_range_from_assert): If the new numeric
4750 range created out of the assertion contradicts the existing
4751 numeric range of the ASSERT_EXPR variable, make the new range
4754 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4756 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4757 from T_REGS to FP register class.
4759 2005-10-03 Richard Henderson <rth@redhat.com>
4762 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4763 before creating a new one.
4765 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4767 * config/rs6000/t-aix43 (LDFLAGS): New.
4768 * config/rs6000/t-aix52 (LDFLAGS): New.
4770 2005-10-03 Ian Lance Taylor <ian@airs.com>
4772 * gimplify.c (find_single_pointer_decl_1): New static function.
4773 (find_single_pointer_decl): New static function.
4774 (internal_get_tmp_var): For a formal variable, set restrict base
4775 information if appropriate.
4776 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4778 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4779 (DECL_GET_RESTRICT_BASE): Define.
4780 (SET_DECL_RESTRICT_BASE): Define.
4781 (decl_restrict_base_lookup): Declare.
4782 (decl_restrict_base_insert): Declare.
4783 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4784 * tree.c (restrict_base_for_decl): New static variable.
4785 (init_ttree): Initialize restrict_base_for_decl.
4786 (copy_node_stat): Copy restrict base information.
4787 (decl_restrict_base_lookup): New function.
4788 (decl_restrict_base_insert): New function.
4789 (print_restrict_base_statistics): New static function.
4790 (dump_tree_statistics): Call print_restrict_base_statistics.
4792 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4795 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4796 case of anti-ranges.
4798 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4801 * c-typeck.c (tagged_tu_seen): Rename to ...
4802 (tagged_tu_seen_cache): this and add val field.
4803 (comptypes): Move functional to comptypes_internal
4804 and free tagged_tu_seen.
4805 (comptypes_internal): New function and call comptypes_internal
4806 instead of comptypes. Speed up by sibcalling
4807 tagged_types_tu_compatible_p.
4808 (alloc_tagged_tu_seen): New function
4809 (free_all_tagged_tu_seen_up_to): New function.
4810 (tagged_types_tu_compatible_p): Return the val of the seen two
4812 Add that the two types are the same to tagged_tu_seen_base
4813 if they are and call comptypes_internal instead of comptypes.
4814 <case UNION_TYPE>: Speed up common type where the fields are
4816 (function_types_compatible_p): Call comptypes_internal instead of
4818 (type_lists_compatible_p): Likewise.
4819 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4821 2005-10-02 Matthias Klose <doko@debian.org>
4823 * doc/invoke.texi: Fix typo and speling error.
4825 2005-10-01 Richard Henderson <rth@redhat.com>
4827 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4829 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4831 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4832 using --start-group and --end-group.
4834 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4836 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4837 FIXME note regarding quirky semantics.
4839 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4842 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4843 non-null range as a last resort.
4845 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4846 Diego Novillo <dnovillo@redhat.com>
4849 * tree-vrp.c (extract_range_from_assert): For !=
4850 assertions, only build an anti-range if LIMIT is a
4851 single-valued range.
4853 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4855 * arm.md (movqi): On thumb when optimizing, handle loading from
4856 memory by describing this as taking a subreg of a zero-extended load
4857 into an SImode register.
4860 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4862 * reload1.c (merge_assigned_reloads): Do not change any
4863 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4865 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4867 * Makefile.in (LIPO_FOR_TARGET): Define.
4868 (STRIP_FOR_TARGET): Define.
4870 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4871 before creating new ones. Do symlinks before creating the actual
4874 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4875 to work out which multilibs are actually being built.
4877 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4879 * tree-vect-transform.c, config/ms1/ms1.md,
4880 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4881 Follow spelling conventions.
4882 * doc/invoke.texi, doc/md.texi: Fix typos.
4884 2005-09-30 Andrew Macleod <amacleod@redat.com>
4886 PR tree-optimization/21430
4887 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4888 use operands, and set stmt pointer if need be.
4889 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4890 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4893 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4896 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4898 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4900 * optabs.c (expand_binop): Initialize first_pass_p.
4902 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4905 * c-decl.c (c_write_global_declarations_1): If any
4906 wrapup_global_declaration_2 call returned true, restart the loop.
4908 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4910 Fix PR tree-optimization/24117
4911 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4912 before considering whether to use anyoffset.
4914 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4918 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4920 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4922 (swap_commutative_operands_with_target): New.
4924 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4927 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4930 2005-09-29 Steven Bosscher <stevenb@suse.de>
4932 PR tree-optimization/23911
4933 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4934 and IMAGPART_EXPR too.
4936 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4939 * expmed.c (expand_shift): Move logic to reverse rotation
4940 direction when rotating by constants ...
4941 * optabs.c (expand_binop): ... here.
4942 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4943 (ix86_rotrdi3): New pattern.
4944 (rotldi3): Handle 32-bit mode.
4945 (ix86_rotldi3): New pattern.
4947 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4950 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4951 check for numbers that need no bit twiddle.
4953 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4955 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4956 multilib to be built.
4958 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4959 (stage1-start): Delete old libgcc and libunwind before moving
4960 anything into the stage directory.
4961 (stage2-start): Likewise.
4962 (stage3-start): Likewise.
4963 (stage4-start): Likewise.
4964 (stageprofile-start): Likewise.
4965 (stagefeedback-start): Likewise.
4966 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4967 header in tm_file and CPU-specific t-darwin in tmake_file.
4968 (i[34567]86-*-darwin*): Don't change tm_file.
4969 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4970 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4971 shared library stub for target OS version.
4972 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4973 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4974 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4975 (libgcc_s.%.dylib): New.
4977 (install-darwin-libgcc-stubs): New.
4978 (INSTALL_LIBGCC): New append.
4979 * config/i386/darwin-libgcc.10.4.ver: New.
4980 * config/i386/darwin-libgcc.10.5.ver: New.
4981 * config/i386/t-darwin: New.
4982 * config/rs6000/darwin-libgcc.10.4.ver: New.
4983 * config/rs6000/darwin-libgcc.10.5.ver: New.
4984 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4985 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4987 2005-09-28 Paul Brook <paul@codesourcery.com>
4989 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4992 2005-09-28 Richard Guenther <rguenther@suse.de>
4994 PR tree-optimization/23853
4995 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4996 host_integerp to verify misalignment value.
4998 2005-09-28 Richard Henderson <rth@redhat.com>
5000 * builtins.c (get_builtin_sync_mode): New.
5001 (expand_builtin_sync_operation): Pass in mode argument.
5002 (expand_builtin_compare_and_swap): Likewise.
5003 (expand_builtin_lock_test_and_set): Likewise.
5004 (expand_builtin_lock_release): Likewise.
5005 (expand_builtin): Update to match.
5007 2005-09-28 Nick Clifton <nickc@redhat.com>
5009 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5010 formatting. Add check to PLUS case to ensure that the offset is
5011 within an acceptable range.
5013 * config/v850/v850.md (casesi): Disable the generation of the
5014 switch pattern as it is not being handled properly at the moment.
5016 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5017 for when the high words are identical.
5019 2005-09-27 Richard Henderson <rth@redhat.com>
5021 * pretty-print.c (pp_base_format): Fix typo for %>.
5023 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5024 Devang Patel <dpatel@apple.com>
5026 PR tree-optimization/23625
5027 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5028 LABEL_EXPR, assertion check.
5030 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5032 * optabs.c (no_conflict_move_test): Check if a result of a
5033 to-be-moved insn would be clobbered by an originally
5036 2005-09-27 Jeff Law <law@redhat.com>
5038 * passes.c (init_optimization_passes): Replace copy propagation
5039 passes immediately after DOM with phi-only copy propagation
5040 pases. Add phi-only copy propagation pass after first DOM pass.
5041 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5042 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5043 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5044 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5045 to init_copy_prop. Callers updated.
5046 (do_phi_only_copy_prop): New function.
5047 (pass_phi_only_copy_prop): New pass descriptor.
5049 2005-09-27 Nick Clifton <nickc@redhat.com>
5051 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5053 2005-09-26 Jason Merrill <jason@redhat.com>
5056 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5058 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5060 2005-09-26 James E Wilson <wilson@specifix.com>
5062 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5063 copyright. Add gcc copyright plus libgcc exception.
5064 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5066 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5068 2005-09-26 Jeff Law <law@redhat.com>
5070 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5071 about when to iterate.
5073 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5076 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5077 for __complex__ double in -mcpu=G5 mode.
5079 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5081 PR tree-optimization/23942
5082 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5083 * tree-scalar-evolution.c: Include params.h.
5085 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5086 follow_ssa_edge_in_condition_phi_branch,
5087 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5088 Change return type to t_bool. Use a parameter to limit the size of
5089 trees that are walked before stopping
5090 (analyze_evolution_in_loop): Initialize the limit to 0.
5091 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5092 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5094 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5097 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5098 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5100 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5102 * combine.c (make_extraction): Check for valid use of subreg.
5104 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5107 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5108 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5109 ("fist<mode>2_with_temp"): Use only register operands.
5111 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5113 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5114 CALL_INSN_FUNCTION_USAGE.
5116 2005-09-26 Richard Guenther <rguenther@suse.de>
5119 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5120 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5121 (ldst_entry): Use the hashtable instead of list-walking.
5122 (find_rtx_in_ldst): Likewise.
5123 (free_ldst_entry): Free the hashtable.
5124 (compute_ld_motion_mems): Create the hashtable.
5125 (trim_ld_motion_mems): Remove entry from hashtable if
5126 removing it from list.
5127 (compute_store_table): Likewise^2.
5128 (store_motion): Free hashtable in case we did not see
5131 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5133 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5134 and arg1 if we are passing them to fold_build2.
5136 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5139 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5142 2005-09-25 Richard Henderson <rth@redhat.com>
5144 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5145 SYMBOL_REF_TLS_MODEL to be correct.
5147 2005-09-24 Richard Henderson <rth@redhat.com>
5149 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5150 end of function. Reindent.
5152 2005-09-24 Ian Lance Taylor <ian@airs.com>
5154 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5155 NEGATE_EXPR/BIT_NOT_EXPR case.
5157 2005-09-24 Richard Henderson <rth@redhat.com>
5159 * c-common.c (handle_mode_attribute): When not modifying in place,
5160 create subtypes for enumerations.
5161 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5162 * gimplify.c (create_tmp_from_val): Likewise.
5164 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5166 * config/i386/i386.md (*tls_global_dynamic_64,
5167 *tls_local_dynamic_base_64): Add missing mode to call.
5168 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5170 2005-09-24 Jan Hubicka <jh@suse.cz>
5172 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5173 (cgraph_clone_node): Likewise.
5174 * cgraph.h (cgraph_clone_edge): Update prototype.
5175 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5176 duplicated prototypes; add updating argument.
5177 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5178 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5180 (cgraph_mark_inline_edge): Likewise.
5181 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5182 (cgraph_flatten_node): Likewise.
5183 (cgraph_decide_recursive_inlining): Likewise.
5184 (cgraph_decide_inlining_of_small_function): Likewise.
5185 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5187 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5188 Pete Steinmetz <steinmtz@us.ibm.com>
5190 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5191 (rldic.): Set type to "compare".
5193 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5194 mfjmpr for MFCTR/MFLR.
5195 (movdf_hardfloat64): Same.
5196 (movdf_softfloat64): Same. Correct order of store and move types.
5197 (movti_string): Set type to store_ux/load_ux.
5198 (load_multiple): Set type to load_ux.
5199 (store_multiple): Set type to store_ux.
5200 (movmemsi): Set type to store_ux.
5201 (output_cbranch direct_return): Set type to jmpreg.
5202 (stmw): Set type to store_ux.
5203 (lmw): Set type to load_ux.
5204 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5205 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5206 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5207 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5208 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5209 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5210 (rios1-fpstore): Increase latency to 3.
5211 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5212 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5214 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5215 Andrew Pinski <pinskia@physics.uc.edu>
5217 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5218 operand2 constraint to "b".
5219 (sync_<fetchop_name>di_internal): Same.
5220 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5222 (sync_old_<fetchop_name>di_internal): Same.
5223 (sync_new_<fetchop_name>si_internal): Same.
5224 (sync_new_<fetchop_name>di_internal): Same.
5226 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5229 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5230 case, define as macros.
5232 PR rtl-optimization/23837
5233 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5234 clobber / clobber match between dest and p->first.
5236 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5237 (no_conflict_move_test): Update comments.
5239 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5241 * doc/install.texi: Update URL for Jacks.
5242 * doc/sourcebuild.texi: Likewise.
5244 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5247 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5248 registers when choosing register preferences.
5249 (movdf_hardfloat64): Same.
5251 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5253 * expmed.c (expand_shift): Don't use the target of the rotate as
5254 target for the first expanded shift insn.
5255 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5257 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5259 PR tree-optimization/22438
5260 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5261 preserved iv rhs rewriting specially.
5263 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5265 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5266 estimate_only is true.
5267 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5268 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5269 tree-ssa-structalias.c
5270 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5271 ref_contains_indirect_ref.
5272 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5274 2005-09-21 DJ Delorie <dj@redhat.com>
5276 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5278 (mn10300_return_in_memory): Support variable size types also.
5279 (mn10300_pass_by_reference): Likewise.
5280 (mn10300_function_value): New.
5281 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5282 (FUNCTION_OUTGOING_VALUE): Likewise.
5283 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5284 * doc/invoke.texi: Document it.
5286 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5289 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5290 force integer op1 into register for XFmode compares.
5292 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5295 * expmed.c (alg_code): Add alg_impossible.
5296 (alg_hash_entry): Add cost.
5297 (synth_mult): Record alg_impossible in the hash table if
5298 multiplication by a given integer is impossble within the
5299 limit. Speed up using alg_impossible.
5301 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5303 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5304 argument. Allow and set any offset if needs_anyoffset is passed
5306 (get_constraint_for): Add argument here too.
5308 (do_structure_copy): Pass NULL to get_constraint_for.
5309 (handle_ptr_arith): Ditto.
5310 (find_func_aliases): Ditto.
5312 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5314 PR rtl-optimization/23898
5315 * output.h (get_attr_min_length): Declare.
5316 * final.c (get_attr_length_1): New function, broken out of:
5318 (get_attr_min_length): New function.
5319 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5320 (duplicate_computed_gotos): Likewise.
5321 * genattr.c (insn_min_length): Generate declaration.
5322 * genattrtab.c (min_fn, min_attr_value): New functions.
5323 (make_length_attrs): Generate insn_min_length.
5325 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5327 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5329 2005-09-20 Richard Henderson <rth@redhat.com>
5331 PR tree-optimization/24059
5332 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5335 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5337 * c.opt (fextended-identifiers): New.
5338 * c-opts.c (c_common_handle_option): Handle
5339 -fextended-identifiers.
5340 * doc/cpp.texi: Update documentation of extended identifiers.
5341 * doc/cppopts.texi (-fextended-identifiers): Document.
5343 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5345 PR tree-optimization/23929
5346 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5349 PR tree-optimization/23818
5350 * tree-stdarg.c (execute_optimize_stdarg): Call
5351 calculate_dominance_info.
5353 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5355 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5356 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5357 (compute_overlap_steps_for_affine_1_2): Use
5358 get_number_of_iters_for_loop.
5359 (analyze_subscript_affine_affine): Check whether difference is
5361 Use get_number_of_iters_for_loop.
5362 Check whether overlap occurs outside of bounds.
5363 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5365 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5367 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5368 base register if possible.
5370 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5372 PR tree-optimization/18463
5373 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5374 converting it directly is not possible.
5375 (chrec_convert_aggressive): New function.
5376 * tree-chrec.h (chrec_convert_aggressive): Declare.
5377 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5378 Fold chrec conversions aggressively if asked to.
5379 (instantiate_parameters): Modified because of changes in
5380 instantiate_parameters_1.
5382 2005-09-19 Richard Henderson <rth@redhat.com>
5384 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5385 (reduc_splus_v2df): New.
5387 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5389 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5390 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5392 2005-09-19 Richard Henderson <rth@redhat.com>
5394 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5397 2005-09-19 Richard Henderson <rth@redhat.com>
5399 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5400 (ia64_expand_dot_prod_v8qi): New.
5401 * config/ia64/ia64-protos.h: Update.
5402 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5403 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5404 sdot_prodv8qi, sdot_prodv4hi): New.
5405 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5407 2005-09-19 Richard Henderson <rth@redhat.com>
5410 * real.c (exact_real_truncate): Return false if the format cannot
5411 represent the number as a normal.
5413 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5414 for a memory source.
5416 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5418 * tree-ssa-operands.c (swap_tree_operands): Export.
5419 * tree.h (swap_tree_operands): Declare.
5420 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5421 Call swap_tree_operands.
5423 2005-09-19 Richard Henderson <rth@redhat.com>
5425 * tree-flow.h (merge_alias_info): Declare.
5426 * tree-ssa-copy.c (merge_alias_info): Export.
5427 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5428 (vect_create_data_ref_ptr): Use create_iv directly.
5429 (vectorizable_load): Use correct types for integer constants.
5430 (vect_generate_tmps_on_preheader): Likewise.
5431 (vect_gen_niters_for_prolog_loop): Likewise.
5433 2005-09-19 Steven Bosscher <stevenb@suse.de>
5435 PR rtl-optimization/23943
5436 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5438 2005-09-18 Jan Hubicka <jh@suse.cz>
5440 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5442 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5444 * varasm.c (output_constant): Do not abort on conversions to union
5445 types between different sizes.
5447 2005-09-18 Richard Guenther <rguenther@suse.de>
5450 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5453 2005-09-18 Paul Brook <paul@codesourcery.com>
5455 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5457 2005-09-17 Richard Henderson <rth@redhat.com>
5459 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5460 * tree-ssa-loop.c (pass_vect_dce): Remove.
5461 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5464 2005-09-17 Richard Henderson <rth@redhat.com>
5466 * tree-pass.h (pass_vect_dce): Declare.
5467 * passes.c (init_optimization_passes): Add it.
5468 * tree-flow.h (tree_ssa_dce): Declare.
5469 * tree-ssa-dce.c (tree_ssa_dce): Export.
5470 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5471 (gate_tree_vectorize): ... here.
5472 (pass_vect_dce): New.
5474 2005-09-17 Jan Hubicka <jh@suse.cz>
5476 * except.c (struct eh_status): Turn region_array into vec.
5477 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5478 convert_from_eh_region_ranges, find_exception_handler_labels,
5479 current_function_has_exception_handlers, assign_filter_values,
5480 build_post_landing_pads, dw2_build_landing_pads,
5481 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5482 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5483 foreach_reachable_handler, can_throw_internal_1,
5484 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5486 (duplicate_eh_region_1): Update region_array.
5487 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5489 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5492 * expmed.c (expand_mult): Substitute simple register for op0 when
5495 2005-09-17 Richard Henderson <rth@redhat.com>
5497 * expr.c (emit_move_via_integer): Add force argument, pass it on
5498 to emit_move_change_mode. Update callers.
5499 (emit_move_complex): Pass true to new force argument.
5500 * function.c (expand_function_end): Move expand_eh_return call
5501 earlier. Merge sub-word complex values into a pseudo before
5502 copying to the return hard register.
5504 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5506 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5507 between different sizes.
5509 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5513 * passes.c (init_optimization_passes): Register dump files for
5516 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5518 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5519 * config/s390/s390.c (s390_overlap_p): New function.
5520 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5521 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5524 2005-09-16 Richard Guenther <rguenther@suse.de>
5526 * ipa-pure-const.c (static_execute): Free auxiliar information.
5527 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5528 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5530 2005-09-15 DJ Delorie <dj@redhat.com>
5532 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5534 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5536 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5538 (swap_commutative_operands_with_target): New.
5540 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5542 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5545 (estimate_iters_using_array): New function.
5546 * tree-data-ref.h (estimate_iters_using_array): Prototype
5547 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5548 Use estimate_iters_using_array instead of analyze_array.
5550 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5552 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5555 2005-09-15 Michael Matz <matz@suse.de>
5557 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5559 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5561 PR tree-optimization/23835
5562 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5563 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5565 2005-09-14 Richard Henderson <rth@redhat.com>
5567 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5568 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5570 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5572 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5573 in the ARRAY_TYPE case.
5575 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5577 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5579 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5582 * tree-vect-transform.c (vectorizable_operation): Return false for
5583 scalar shift operations and for vector shift operations with
5584 non-invariant shift arguments. Use scalar tree operand op1 as
5585 a shift operand when vector shift insn pattern uses scalar shift
5587 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5589 2005-09-14 Olivier Hainque <hainque@adacore.com>
5591 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5592 value if it has side-effects.
5594 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5597 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5599 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5601 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5602 passed as NAME as if it were label at start of function code.
5604 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5606 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5609 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5611 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5612 as early clobber. Rewrite so the PIC register is not implicitly used.
5614 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5616 * tree.c (annotate_with_file_line): Compare line numbers before
5619 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5622 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5623 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5625 2005-09-13 Ian Lance Taylor <ian@airs.com>
5627 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5628 than a HOST_WIDEST_INT to gen_doloop_begin.
5630 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5632 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5634 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5636 PR tree-optimize/23817
5637 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5639 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5642 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5643 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5644 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5645 (restore_stack_nonlocal): Likewise.
5646 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5648 2005-09-12 Ian Lance Taylor <ian@airs.com>
5651 * c.opt (ffriend-injection): New C++ option.
5652 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5653 (C++ Dialect Options): Document -ffriend-injection.
5655 2005-09-12 Josh Conner <jconner@apple.com>
5658 * ipa-reference.c (static_execute): Don't mark variables in
5659 named sections TREE_READONLY.
5661 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5663 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5666 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5668 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5669 V_MUST_DEF instead of just the first_use_p.
5670 Don't mark the virtual variables for renaming on the statement which
5672 (pass_dse): Remove TODO_update_ssa.
5674 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5677 * stor-layout.c (compute_record_mode): For records with a single
5678 field, actually check the field's mode size against the type size.
5680 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5681 registers for TARGET_SHMEDIA.
5682 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5683 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5684 of GENERAL_REGS and FP_REGS.
5686 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5688 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5690 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5692 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5693 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5694 are omitted. Exclude stack_tie insn too.
5696 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5698 PR rtl-optimization/23098
5699 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5701 * config/rs6000/rs6000.md (movdf splitter): Use
5702 const_double_operand predicate for TARGET_POWERPC64.
5703 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5704 SYMBOL_REF method to ABI_V4.
5706 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5707 replace_equiv_address.
5708 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5709 rs6000_sr_alias_set and MEM_NOTRAP.
5710 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5712 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5714 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5715 handle CALL_EXPR again.
5717 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5719 * arm/predicates.md (alignable_memory_operand): Delete.
5721 2005-09-10 Richard Henderson <rth@redhat.com>
5724 * dbxout.c (dbxout_expand_expr): New.
5725 (dbxout_symbol): Use it.
5727 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5729 * arm.c (arm_gen_rotated_half_load): Delete.
5730 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5731 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5732 (thumb_set_return_address): Likewise.
5733 (thumb_load_double_from_address): Use adjust_address.
5734 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5735 (extendhsisi2_mem, movhi_bytes): Use change_address.
5736 (movhi): Use widen_memory_access.
5737 (reload_out_df): Use replace_equiv_address.
5738 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5740 2005-09-09 Richard Henderson <rth@redhat.com>
5743 * dbxout.c: Include expr.h.
5744 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5745 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5746 * Makefile.in (dbxout.o): Add EXPR_H.
5748 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5750 PR tree-optimization/23509
5751 * tree-cfg.c (replace_uses_by): Use replace_exp.
5752 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5753 pointers have name_mem_tag or type_mem_tag set.
5755 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5757 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5758 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5759 of wrongly accessing operands.
5761 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5763 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5764 * tree-chrec.c: Include tree-scalar-evolution.h.
5765 (chrec_convert): Instantiate the base and step before calling
5766 scev_probably_wraps_p that would fail on parametric evolutions.
5767 Collect all the fails into a single section failed_to_convert,
5768 print a diagnostic, and return chrec_dont_know instead of calling
5770 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5771 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5773 (scev_const_prop): Don't replace the definition of a loop closed ssa
5774 phi node by itself, or by another loop closed ssa phi node.
5775 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5776 that base and step are defined.
5778 2005-09-09 Richard Guenther <rguenther@suse.de>
5781 * fold-const.c (fold_ternary): Check truth_value_p before
5782 calling invert_truthvalue.
5784 2005-09-09 Nick Clifton <nickc@redhat.com>
5786 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5787 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5788 dimension of these arrays.
5789 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5791 * longlong.h: Only provide a prototype for the __clz_tab[] array
5792 if this header has not been included from libgcc2.h.
5793 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5795 Provide prototypes for exported functions.
5796 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5799 2005-09-08 Josh Conner <jconner@apple.com>
5803 * expr.c (expand_expr_addr_expr_1): Don't invoke
5804 expand_simple_binop for EXPAND_INITIALIZER.
5806 2005-09-08 Richard Henderson <rth@redhat.com>
5809 * toplev.c (wrapup_global_declaration_1): Split out ...
5810 (wrapup_global_declaration_2): ... from ...
5811 (wrapup_global_declarations): ... here. Return bool.
5812 (check_global_declaration_1): Split out ...
5813 (check_global_declarations): from here.
5814 (emit_debug_global_declarations): New.
5815 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5816 check_global_declaration_1, emit_debug_global_declarations): Declare.
5817 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5818 of decls. Call wrapup_global_declaration_1,
5819 wrapup_global_declaration_2, check_global_declaration_1 directly.
5820 (c_write_global_declarations_2): New.
5822 (c_write_global_declarations): Call c_write_global_declarations_2.
5823 * langhooks.c (write_global_declarations): Call
5824 emit_debug_global_declarations.
5826 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5827 remove decls that have DECL_RTL_SET_P.
5828 * passes.c (rest_of_decl_compilation): Invoke
5829 cgraph_varpool_finalize_decl for all but functions.
5831 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5833 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5834 the result of a conversion if the new min and max cannot be compared.
5836 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5838 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5839 (override_options): Setting s390_sr_alias_set removed.
5840 (save_fpr, save_gprs): Set alias set to vararg or frame.
5841 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5842 s390_sr_alias_set with get_frame_alias_set ().
5843 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5844 get_varargs_alias_set ().
5846 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5850 * c-parser.c (c_parser_objc_method_definition): If the next
5851 token is not "{", error out and don't start the function.
5853 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5855 * tree-vrp.c (extract_range_from_expr): Move the check for non
5856 nullness after the check for gimple invariant.
5858 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5860 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5862 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5865 * config/m32r.md (movmemsi_internal): Canonicalize order of
5866 operands in PLUS component of template.
5868 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5870 * reload1.c (fixup_eh_region_note): Remove assertion.
5871 (fixup_abnormal_edges): Reverted removal of call to
5872 find_many_sub_basic_blocks made on 2005-08-31.
5874 2005-09-07 Richard Henderson <rth@redhat.com>
5876 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5877 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5878 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5879 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5880 rearrange for better packing.
5881 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5882 (lookup_cfa_1): Remove inline marker.
5883 (cfa_equal_p): Split out of ...
5884 (def_cfa_1): ... here. Use INVALID_REGNUM.
5885 (build_cfa_loc): Handle !cfa->indirect.
5886 (frame_pointer_cfa_offset): New.
5887 (dbx_reg_number): Assert register elimination performed; do
5888 leaf register remapping.
5889 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5890 (eliminate_reg_to_offset): New.
5891 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5892 for verifiably local stack frame addresses; re-base to CFA.
5893 (mem_loc_descriptor): Remove can_use_fbreg argument.
5894 (concat_loc_descriptor, loc_descriptor): Likewise.
5895 (containing_function_has_frame_base): Remove.
5896 (rtl_for_decl_location): Don't do register elimination or
5897 leaf register remapping here.
5898 (secname_for_decl): Split out from ..
5899 (add_location_or_const_value_attribute): ... here.
5900 (convert_cfa_to_loc_list): New.
5901 (compute_frame_pointer_to_cfa_displacement): New.
5902 (gen_subprogram_die): Use them.
5903 * tree.h (frame_base_decl): Remove.
5904 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5905 (prologue_stack_adjust): Remove.
5906 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5907 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5908 (set_frame_base_location): Remove.
5909 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5910 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5911 (vt_add_function_parameters): Don't eliminate_regs.
5912 (vt_initialize): Don't create frame_base_decl.
5914 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5916 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5917 version of GNU binutils for 4.x and later.
5919 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5921 * ggc-page.c (ggc_push_context): Remove.
5922 (ggc_pop_context): Likewise.
5923 * ggc.h (ggc_push_context): Remove.
5924 (ggc_pop_context): Likewise.
5926 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5929 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5930 returning from an interrupt handler.
5932 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5935 * config/arc/arc.c (output_shift): Add check for loop count when
5938 2005-09-06 Steven Bosscher <stevenb@suse.de>
5940 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5942 (abs_replacement): Likewise.
5943 (pass_phiopt): Remove TODO_update_ssa.
5945 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5948 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5949 if "return with no value, in function returning non-void" warning
5951 * tree-cfg.c (execute_warn_function_return): Don't look at
5952 RETURN_EXPRs with TREE_NO_WARNING set.
5955 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5956 for internal functions doesn't use registers used by global registers
5957 variables. Use fewer register parameters if there are global register
5960 2005-09-06 Olivier Hainque <hainque@adacore.com>
5961 Eric Botcazou <ebotcazou@adacore.com>
5964 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5965 when we would be extracting outside its bit span (bitpos+bitsize
5966 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5967 Ada unchecked conversions.
5969 2005-09-06 Steven Bosscher <stevenb@suse.de>
5971 * tree-ssa-pre.c (try_look_through_load): New function.
5972 (compute_avail): Use it to try to look through loads for some
5973 more useful expressions.
5975 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5977 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5978 condition for detecting cases like (a&a) and (a^a).
5980 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5982 * common.opt: Add option ftree-vect-loop-version.
5983 * params.def: Add --param vect-max-version-checks.
5984 * doc/invoke.texi: Document ftree-vect-loop-version and
5985 --param vect-max-version-checks.
5986 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5987 may_misalign_stmts and defines for accessors.
5988 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5989 LOOP_VINFO_MAY_MISALIGN_STMTS.
5990 (destroy_loop_vec_info): VEC_free for
5991 LOOP_VINFO_MAY_MISALIGN_STMTS.
5992 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5993 Update documentation.
5994 (vect_update_misalignment_for_peel): New.
5995 (vect_enhance_data_refs_alignment): Update to choose loop
5996 peeling or loop versioning if appropriate for the (potentially)
5997 unaligned data references in the loop.
5998 (vect_analyze_data_refs_alignment): Remove call to
5999 vect_enhance_data_refs_alignment so the checks can be done
6001 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6002 and move up call to vect_analyze_data_refs_alignment.
6003 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6004 (vect_transform_loop): Add call to loop_version.
6006 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6008 PR rtl-optimization/23098
6009 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6010 * simplify-rtx.c (constant_pool_reference_p): New function.
6011 * rtl.h (constant_pool_reference_p): New prototype.
6012 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6013 constant_pool_reference_p in condition and
6014 avoid_constant_pool_reference in preparation statements.
6016 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6018 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6019 STRICT_LOW_PART SETs.
6021 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6024 * except.c (sjlj_emit_function_enter): Find the function begin
6025 note even when it's not in first basic block.
6027 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6029 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6030 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6031 * aclocal.m4: Regenerate.
6033 2005-09-05 DJ Delorie <dj@redhat.com>
6035 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6038 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6040 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6041 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6042 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6043 Follow spelling conventions.
6044 * doc/invoke.texi: Follow spelling conventions.
6046 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6048 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6049 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6050 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6052 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6055 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6056 (output_stack_adjust): Use gen_tmp_stack_mem.
6057 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6058 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6059 (sh_get_pr_initial_val): Likewise.
6060 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6061 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6062 * sh.md (divsi_inv_m0): Use gen_const_mem.
6063 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6064 (movdf_i4+1): Use gen_tmp_stack_mem.
6065 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6066 (fpu_switch+2): Likewise.
6067 (movv4sf_i, movv16sf_i): Use adjust_address.
6068 (symGOT_load): Set MEM_NOTRAP_P bit.
6070 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6073 * pa.c (emit_move_sequence): Fix typo in last change.
6075 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6077 PR rtl-optimization/23454
6078 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6081 2005-09-03 Richard Henderson <rth@redhat.com>
6082 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6085 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6088 2005-09-02 Nicolas Pitre <nico@cam.org>
6090 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6091 to bit_count to 32 bits.
6093 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6096 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6097 generating synthetic loads from volatile lvalues.
6099 005-09-02 Nick Clifton <nickc@redhat.com>
6101 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6102 __ctzhi2, __clzhi2): New functions.
6104 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6107 * tree-nested.c (struct var_map_elt): Mark with GTY.
6108 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6110 (lookup_field_for_decl): Allocate new element in GC memory.
6111 (lookup_tramp_for_decl): Likewise.
6112 (convert_nl_goto_reference): Likewise
6113 (create_nesting_tree): Allocate info in GC memory. Likewise for
6115 (free_nesting_tree): Free with ggc_free instead of free.
6116 (root): New static variable.
6117 (lower_nested_functions): Remove root as local variable. And zero out
6118 root at the end of the function.
6120 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6122 PR rtl-optimization/20365
6123 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6124 to short. New member ix.
6125 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6126 (simplify_plus_minus): Initialize ix members before calling qsort.
6128 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6130 PR tree-optimization/23626
6131 * tree-cfg.c (replace_uses_by): Clean up eh info.
6133 2005-09-01 DJ Delorie <dj@redhat.com>
6135 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6138 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6140 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6141 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6144 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6146 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6147 do not issue warning for a variable definition following
6150 2005-09-01 Richard Henderson <rth@redhat.com>
6153 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6154 conversion to CONST_VECTOR.
6156 2005-09-01 Richard Henderson <rth@redhat.com>
6159 * reload1.c (reload_as_needed): Check !CALL_P before calling
6160 fixup_eh_region_note.
6161 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6163 2005-09-01 DJ Delorie <dj@redhat.com>
6165 * varasm.c (output_constant): Let the target resolve
6166 conversions of addresses to non-default pointer sizes.
6168 2005-09-01 Nicolas Pitre <nico@cam.org>
6170 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6171 to alow matching ARM pre-indexed addressing mode.
6172 (arm_override_options): Remove now irrelevant comment.
6174 2005-09-01 Phil Edwards <phil@codesourcery.com>
6176 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6177 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6178 * config/i386/vxworks.h: Likewise.
6179 * config/i386/t-vxworksae: New file, for VxWorks AE.
6180 * config/i386/vxworksae.h: Likewise.
6182 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6184 PR tree-optimization/23410
6185 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6186 sequence is not wrapping during the first step.
6188 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6191 * dwarf2out.c (base_type_die): Compare char_type_node with
6192 TYPE_MAIN_VARIANT (type), not type.
6194 2005-09-01 Richard Guenther <rguenther@suse.de>
6196 PR tree-optimization/15366
6197 * common.opt: Add -finline-functions-called-once.
6198 Put -fearly-inlining in alphabetically ordered place.
6199 * doc/invoke.texi: Document new option.
6200 * ipa-inline.c (cgraph_decide_inlining): Honour
6201 flag_inline_functions_called_once.
6203 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6205 PR rtl-optimization/23478
6206 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6207 (alloc_qty): Initialize it.
6208 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6209 (combine_regs): Combine also n_throwing_calls_crossed fields.
6210 (find_free_reg): Don't attempt to caller-save pseudos crossing
6211 calls that might throw.
6212 * global.c (struct allocno): Add throwing_calls_crossed field.
6213 (global_alloc): Revert 2005-08-22 change. Initialize
6214 throwing_calls_crossed.
6215 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6218 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6221 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6222 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6223 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6224 (and64_2_operand): Tweak to use predicate.
6225 (and_operand): Adjust for mask_operand changes.
6226 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6227 (print_operand): Likewise.
6228 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6229 (mask64_1or2_operand): Delete.
6230 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6231 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6232 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6233 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6234 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6235 (rotldi3_internal4): Likewise.
6236 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6237 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6238 (ashldi3_internal7): Likewise.
6239 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6240 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6241 (anddi3 split): Don't match mask64_operand.
6242 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6243 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6244 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6245 't' splitter predicate.
6246 (movdi_internal64 + 2): Revert 2005-06-11 change.
6248 2005-08-31 DJ Delorie <dj@redhat.com>
6250 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6251 (m32c_asm_integer): Add support for 32 bit pointers.
6253 2005-08-31 Richard Henderson <rth@redhat.com>
6255 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6256 component-like references for setting MEM_NOTRAP_P.
6258 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6259 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6261 2005-08-31 Richard Henderson <rth@redhat.com>
6263 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6264 into a pseudo before applying gen_lowpart.
6266 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6268 * doc/install.texi (Specific): Update cctools version required
6269 for full functionality.
6270 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6271 linkers as -macosx_version_min.
6273 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6276 * sh.c (print_operand, %R and %S): Add handling of floating point
6277 registers, memory, constants and invalid operands.
6279 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6281 * ipa-pure-const.c: Change dump name.
6283 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6286 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6287 to "reg_or_0_operand".
6288 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6290 2005-08-31 Dale Johannesen <dalej@apple.com>
6292 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6293 loops that count down.
6295 2005-08-31 Richard Henderson <rth@redhat.com>
6298 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6299 (fixup_eh_region_note): New.
6300 (reload_as_needed): Call it.
6301 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6302 don't call find_many_sub_basic_blocks; call verify_flow_info.
6303 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6304 (keep_stack_depressed): Likewise.
6305 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6307 2005-08-31 Richard Henderson <rth@redhat.com>
6309 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6312 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6314 * expr.c (expand_expr_real_1): Compare size of address
6315 mode to target's address mode size in deciding expansion of
6316 the constant address.
6318 2005-08-31 Richard Guenther <rguenther@suse.de>
6321 * expr.c (all_zeros_p): New function.
6322 (expand_expr_real_1): Handle the case of an all-zero
6323 non-addressable constructor separately.
6325 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6327 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6328 arguments, adjust all callers.
6329 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6331 2005-08-30 Richard Henderson <rth@redhat.com>
6334 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6335 whenever the mode sizes match.
6337 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6339 * calls.c (load_register_parameters): Fix comment typo.
6340 * expr.c (emit_push_insn): Comment formatting.
6342 2005-08-30 Ian Lance Taylor <ian@airs.com>
6344 * config/i386/x-cygwin (host-cygwin): Change dependency from
6345 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6347 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6349 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6352 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6355 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6356 call to ggc_collect.
6358 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6361 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6362 beginning. Remove $(INCLUDES) from all the rules, if following
6363 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6365 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6368 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6369 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6370 not constant, but maxlen is, don't set len to maxlen, rather
6371 set maxlen to len if len is a constant.
6373 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6375 PR tree-optimization/23475
6376 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6379 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6381 Fix PR middle-end/22455
6383 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6384 Checksum only the parts of the tree that exist for the tree code.
6386 2005-08-28 Dale Johannesen <dalej@apple.com>
6388 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6390 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6392 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6394 2005-08-28 Richard Henderson <rth@redhat.com>
6396 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6397 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6400 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6403 * builtins.c (get_memory_rtx): Don't strip nops
6404 in between COMPONENT_REFs.
6406 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6409 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6411 (gimplify_modify_expr): Check for zero sized types and gimplify the
6412 rhs and lhs as statements.
6414 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6417 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6418 state for return address column of signal frames.
6420 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6423 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6424 bytes >= 2 not bytes == 2.
6425 (expand_block_move): Same.
6427 2005-08-27 Richard Guenther <rguenther@suse.de>
6430 * config/i386/sse.md (sse2_movsd): Add missing closing
6433 2005-08-27 Paul Brook <paul@codesourcery.com>
6435 * genrecog.c (enum decision_type): Add DT_num_insns.
6436 (struct decision_test): Add u.num_insns.
6437 (add_to_sequence): Add DT_num_insns test.
6438 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6439 (write_cond, debug_decision_2): Ditto.
6440 (change_state): Assume peep2_next_insn never fails.
6441 Remove "afterward" argument.
6442 (write afterward, write_tree): Update to match.
6443 * recog.c (peep2_current_count): New variable.
6444 (peep2_next_insn): Check it.
6445 (peephole2_optimize): Set peep2_current_count.
6446 * recog.h (peep2_current_count): Declare.
6448 2005-08-26 Josh Conner <jconner@apple.com>
6451 * ipa-pure-const.c (check_tree): Check for volatile-ness
6452 when considering a dereference.
6454 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6456 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6458 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6460 PR rtl-optimization/23561
6461 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6462 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6463 at most LEN bytes long memory fits into the field.
6464 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6465 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6466 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6468 2005-08-26 Richard Henderson <rth@redhat.com>
6471 * loop.c (biased_biv_may_wrap_p): New.
6472 (maybe_eliminate_biv_1): Use it to suppress non-equality
6473 comparison transformations. Delete disabled code.
6475 2005-08-26 Ian Lance Taylor <ian@airs.com>
6477 * combine.c (make_extraction): Avoid reference outside object.
6479 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6481 * stor-layout.c (finalize_type_size): Restore behaviour for
6482 non-aggregate types to the status quo ante of the patch for
6483 pr 23467. Document why it matters.
6485 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6488 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6489 array by one element, initialize the BT_LAST element with NULL.
6491 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6493 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6494 optimizing for size.
6496 (compare_plus_eqsi): Same.
6497 (plus_eqsi_compare): Same.
6498 (neg_eq0<mode>): Same.
6499 (neg_eq<mode>): Same.
6501 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6504 2005-08-26 Nick Clifton <nickc@redhat.com>
6506 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6507 TARGET_EP is not defined.
6508 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6509 TARGET_EP is enabled.
6510 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6511 * config/v850/v850.md (save_all_interrupt): Only use the EP
6512 register if TARGET_EP is defined.
6513 (restore_all_interrupt): Likewise.
6514 * config/v850/lib1funcs.asm: Update functions so that the EP
6515 register is only used if __EP__ is defined.
6517 2005-08-26 David Ung <davidu@mips.com>
6519 * config/mips/mips.c (mips_expand_prologue): Handle case when
6520 generating for MIPS16 and the outgoing argument area is more than
6521 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6524 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6526 * config/crx/crx.md: Make doloop_end pattern usage controllable
6527 via mloop-nesting=<max-nesting> command line switch. Make sure
6528 the combiner cannot use doloop_end_<mode> in an illegal way.
6529 * config/crx/crx.c: Use regs up to r6 for argument passing.
6530 Refine crx_address_cost (non cst4 displacements are expensive).
6531 * config/crx/crx.opt: Add switch for mloop-nesting=.
6533 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6535 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6536 (UNSPEC_MVST): New constant.
6538 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6540 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6541 Reject operands containing eliminable registers.
6542 * testsuite/gcc.dg/20050825-1.c: New testcase.
6544 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6545 Jan Hubicka <jh@suse.cz>
6547 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6549 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6551 PR tree-optimization/23546
6552 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6555 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6557 * params.def (PARAM_MIN_SPEC_PROB): New.
6558 * sched-rgn.c (MIN_PROBABILITY): Delete.
6559 (compute_trg_info): Convert to PARAM_VALUE.
6560 * doc/invoke.texi (param): Document min-spec-prob.
6562 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6564 * config/darwin.h: define __PIC__
6565 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6566 TARGET_OS_CPP_BUILTINS macro.
6568 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6570 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6573 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6575 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6577 * cfghooks.c (duplicate_block): Added position where to place
6578 new block as argument.
6579 * cfghooks.h (duplicate_block): Declaration changed.
6580 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6582 * cfglayout.h (copy_bbs): Declaration changed.
6583 * cfgloop.h (loop_version): Declaration changed.
6584 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6585 position to copy_bbs.
6586 (loop_version): Pass position to duplicate_loop_to_header_edge.
6587 Add place_after argument and position new blocks according to
6589 * modulo-sched.c (sms_schedule): Pass place_after argument
6591 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6592 * tree-cfg.c (split_edge_bb_loc): New function.
6593 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6594 to determine position of new blocks.
6595 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6597 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6598 argument to duplicate_block.
6599 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6600 Pass position to copy_bbs.
6602 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6604 * fold-const.c (ptr_difference_const): Use
6605 cst_and_fits_in_hwi instead of host_integerp.
6607 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6609 * config/darwin.c (gen_pic_offset): New.
6610 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6613 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6615 PR tree-optimization/23486
6616 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6618 2005-08-23 Phil Edwards <phil@codesourcery.com>
6620 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6621 remove use_collect2.
6622 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6624 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6625 configuration files to override the default value.
6627 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6628 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6629 * config/vx-common.h: New file, split out from...
6630 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6631 * config/vxworksae.h: New file, for VxWorks AE.
6632 * config/vxworks.opt: New file.
6633 * config/vxlib.c: Update for VxWorks 6.
6635 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6636 other MULTILIB_* variables appropriately.
6637 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6638 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6639 * config/rs6000/vxworks.h: Update for VxWorks 6.
6640 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6642 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6645 * config/darwin.c (machopic_select_section): Remove the hack to
6646 mark "::operator new" and "::operator delete" for coalescing
6647 even though they are not weak.
6649 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6651 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6652 * configure: Regenerate.
6654 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6657 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6659 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6660 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6663 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6665 * config/rs6000/predicates.md (equality_operator): New.
6666 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6667 comparison with a large constant.
6669 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6671 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6673 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6675 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6676 registers is even, and we have a hardware double precision fp,
6678 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6679 size of current argument when checking if argument was passed in
6682 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6685 * stor-layout.c (finalize_type_size): Dont override
6686 existing alignment with a smaller alignment from the mode.
6688 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6690 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6691 * lambda.h (lambda_vector_lexico_pos): ... here.
6692 * tree-data-ref.c (build_classic_dist_vector): Return false when
6693 the distance vector is lexicographically negative.
6695 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6697 PR tree-optimization/23511
6698 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6699 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6701 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6703 PR tree-optimization/22043
6704 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6705 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6706 If ALLOW_FLEXARR, handle types ending with flexible array member.
6707 Pass false as second argument to recursive count_type_elements calls.
6708 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6709 argument to count_type_elements call.
6710 * tree-sra.c (decide_block_copy): Likewise.
6711 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6712 for a constant-sized object, set cleared as well. Pass true as
6713 second argument to count_type_elements call.
6715 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6718 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6719 from legitimate_small_data_p, and make global. Update use.
6720 Remove forward declaration.
6721 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6723 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6725 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6727 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6728 of scratch intermediates.
6729 (eq<mode>_compare): Same.
6730 (neg_eq0<mode>): New.
6731 (neg_eq<mode>): Convert to define_insn_and_split.
6733 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6736 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6737 stdarg functions, set/clear the fp marker even when no variable
6739 * config/rs6000/sysv4.opt (mprototype): Describe.
6741 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6743 PR rtl-optimization/23478
6744 * regs.h (reg_info): Add throw_calls_crossed.
6745 (REG_N_THROWING_CALLS_CROSSED): Define.
6746 * flow.c (allocate_reg_life_data): Initialize
6747 REG_N_THROWING_CALLS_CROSSED.
6748 (propagate_one_insn, attempt_auto_inc): Update
6749 REG_N_THROWING_CALLS_CROSSED.
6750 * global.c (global_alloc): Don't allocate pseudos across
6751 calls that may throw.
6753 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6756 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6757 value is inbetween the range if we did not find an exact match.
6759 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6761 * doc/invoke.texi (Option Summary): Add ms1 options.
6762 * doc/extend.texi: Document interrupt handler attribute for ms1.
6763 * doc/md.texi: Document ms1 constraints.
6764 * config.gcc: Add ms1-*-elf.
6765 * config/ms1/ms1.h: New.
6766 * config/ms1/ms1.c: New.
6767 * config/ms1/ms1.md: New.
6768 * config/ms1/ms1-protos.h: New.
6769 * config/ms1/ABI.txt: New.
6770 * config/ms1/crti.asm: New.
6771 * config/ms1/crtn.asm: New.
6772 * config/ms1/lib2extra-funcs.c: New.
6773 * config/ms1/t-ms1: New.
6774 * config/ms1/ms1.opt: New.
6776 2005-08-22 Ira Rosen <irar@il.ibm.com>
6778 * config/rs6000/altivec.md (xorv4sf3): New.
6779 (negv4sf2, neg<mode>2): Likewise.
6781 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6784 * config/ia64/ia64.md (divsi3): Check divide by zero.
6785 (udivsi3): Likewise.
6787 (udivdi3): Likewise.
6789 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6791 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6792 up to elem_bitsize bits, not max_bitsize.
6794 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6796 PR tree-optimization/23433
6797 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6798 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6800 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6802 PR tree-optimization/23434
6803 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6804 the iteration bound is not an INTEGER_CST.
6806 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6808 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6809 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6810 NULL if need_epilog_adjust is false.
6811 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6812 Case 3 always peels first itration, not just for PLUS case, and no need
6813 to use scalar_initial_def here. Create an epilog adjustment only if
6814 scalar_initial_def is not NULL.
6816 (vectorizable_reduction): Remove assert.
6818 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6821 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6822 (__moddi3): Likewise.
6823 (__udivdi3): Likewise.
6824 (__umoddi3): Likewise.
6825 (__divsi3): Likewise.
6826 (__modsi3): Likewise.
6827 (__udivsi3): Likewise.
6828 (__umodsi3): Likewise.
6830 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6832 * tree-pass.h (TDF_GRAPH): Define.
6833 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6834 * passes.c (finish_optimization_passes): Only call
6835 finish_graph_dump_file if TDF_GRAPH is set.
6836 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6837 NULL. Set TDF_GRAPH bit.
6838 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6840 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6842 * arm.h (arm_stack_offsets): Add locals_base field.
6843 * arm.c (arm_get_frame_offsets): Compute it.
6844 (thumb_compute_initial_elimination offset): Make the Thumb frame
6845 pointer point to the base of the local variables.
6846 (thumb_expand_prologue): Update accordingly.
6847 (thumb_expand_epilogue): Likewise.
6849 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6850 mode of clobbered scratch to DImode. Handle a case that's known to
6853 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6855 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6856 (gt0<mode>_compare): Delete.
6857 (neg_gt0<mode>): Delete.
6859 2005-08-19 Eric Christopher <echristo@apple.com>
6861 * optabs.h: Change CTI_ to COI_.
6864 2005-08-19 James E Wilson <wilson@specifix.com>
6866 * builtins.c (expand_builtin_return_addr): Set
6867 current_function_accesses_prior_frames when count != 0. Use
6868 frame_pointer_rtx when count == 0.
6869 * function.h (struct function): Add accesses_prior_frames field.
6870 (current_function_accesses_prior_frames): Define.
6871 * reload1.c (init_elim_table): Check
6872 current_function_accesses_prior_frames.
6873 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6875 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6877 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6878 indicator. Return true if the flowgraph changed during
6881 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6884 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6885 conditional expression before testing its value.
6887 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6889 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6891 2005-08-19 Devang Patel <dpatel@apple.com>
6893 PR tree-optimization/23048
6894 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6895 third parameter. Check whether latch is dominated by exit
6897 (if_convertible_loop_p): Supply exit block itself to
6898 if_convertible_bb_p.
6900 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6903 * arm.md (arm_load_pic_register): Change argument to the mask of
6904 saved registers. Call thumb_find_work_register if we need a
6905 scratch register on Thumb.
6906 (arm_expand_prologue): Pass empty register set to
6907 arm_load_pic_register.
6908 (thumb_expand_prologue): Pass live_regs_mask directly to
6909 arm_load_pic_register.
6910 * arm-protos.h (arm_load_pic_register): Update prototype.
6912 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6914 * sh.c (find_sole_member): New function.
6915 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6916 if the record's alignment is larger than the size of its only member.
6918 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6921 * arm.c (thumb_legitimize_reload_address): New function.
6922 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6923 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6925 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6927 * config/crx/crx.c: Implement crx_decompose_address. Reject
6928 symbolic displacements since CRX register relative adressing
6929 mode can't handle unsigned 32-bit values as displacements.
6930 * config/crx/crx.h: Simplify definitions, remove redundant
6931 parenthesis and obsolete macros.
6932 * config/crx/crx.opt: Add new switch for debugging addresses.
6933 * config/crx/crx-protos.h: Add new declarations for above.
6935 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6938 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6941 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6943 * collect2.c (dup2): Delete.
6944 * configure.ac: Don't check for dup2.
6946 * config.in, configure: Regenerate.
6948 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6950 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6951 record with the type of its only member.
6953 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6955 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6956 define_insn_and_split.
6957 (plus_ltu<mode>_compare): Same.
6958 (gtu<mode>_compare): Same.
6959 (plus_gtu<mode>_compare): Same.
6961 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6963 PR tree-optimization/22228
6964 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6966 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6967 are recorded in vect_vnames_to_rename for renaming.
6968 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6969 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6970 in vect_vnames_to_rename.
6971 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6972 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6974 2005-08-18 Jan Hubicka <jh@suse.cz>
6977 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6978 info only for local statics, not for member variables.
6980 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6982 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6984 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6986 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6988 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6991 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6993 2005-08-17 James E Wilson <wilson@specifix.com>
6995 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6998 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7000 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7001 (leu<mode>_compare): Same.
7002 (plus_leu<mode>): Same.
7003 (neg_leu<mode>): Same.
7004 (and_neg_leu<mode): Same.
7005 (ltu<mode>_compare): Same.
7006 (plus_ltu<mode>): Same.
7008 (geu<mode>_compare): Same.
7009 (plus_geu<mode>): Same.
7010 (neg_geu<mode>): Same.
7011 (and_neg_geu<mode>): Same.
7012 (plus_gt<mode>): Same.
7013 (gtu<mode>_compare): Same.
7014 (plus_gtu<mode>): Same.
7016 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7018 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7019 Move call_table_data to end. Delete spurious .text.
7020 (callt_save_all_interrupt): Fix comment typo.
7022 2005-08-17 James E Wilson <wilson@specifix.com>
7023 Kevin Winchester <winchester@amirix.com>
7026 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7028 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7031 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7032 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7034 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7036 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7037 record with the type of its only member if the modes don't match.
7039 * varasm.c (decode_reg_name): Skip empty additional register names.
7041 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7043 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7044 lsm_tmp_name_length): New.
7045 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7046 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7048 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7049 Andreas Krebbel <krebbel1@de.ibm.com>
7051 * config.gcc: Added z9-109 switch.
7052 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7053 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7054 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7055 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7056 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7057 for "z9_109" cpu attribute.
7058 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7059 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7060 (s390_handle_arch_option): Added z9-109 switch.
7061 (override_options): Set respective cost function for z9-109.
7062 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7063 (legitimate_reload_constant_p): Accept extended immediates.
7064 (print_operand): Three new output modifiers added: k, m and o.
7065 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7066 (s390_output_mi_thunk): Use extended immediate when possible.
7067 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7068 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7069 (CONSTRAINT_LEN): Added length of O constraint.
7070 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7071 * config/s390/s390.md ("cpu"): New value z9_109 added.
7072 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7073 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7074 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7075 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7076 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7077 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7078 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7079 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7080 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7081 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7082 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7083 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7084 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7085 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7086 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7088 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7089 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7090 insns for TARGET_EXTIMM.
7092 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7094 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7096 2005-08-17 Nick Clifton <nickc@redhat.com>
7098 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7099 Call default_encode_section_info.
7101 2005-08-17 Steven Bosscher <stevenb@suse.de>
7103 PR tree-optimization/21574
7104 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7105 constant, return CONSTANT.
7106 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7107 (ccp_fold, visit_assignment): Likewise.
7108 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7110 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7112 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7113 fold_buildN instead of buildN then fold_initializer or fold.
7114 (build_unary_op): Likewise.
7115 (build_binary_op): Likewise.
7116 * fold-const.c (fold_initializer): Remove.
7117 (fold_build1_initializer): New function.
7118 (fold_build2_initializer): New function.
7119 (fold_build3_initializer): New function.
7120 * tree.h (fold_initializer): Remove.
7121 (fold_build1_initializer): New function.
7122 (fold_build2_initializer): New function.
7123 (fold_build3_initializer): New function.
7125 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7127 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7128 (try_move_mult_to_index): Call fold_build2 instead of build2.
7129 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7130 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7131 fold_binary_to_constant.
7132 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7134 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7135 check if A == gcd (A, B). Remove TYPE argument.
7136 (analyze_offset) Use fold_build2 instead of fold (build.
7137 (create_data_ref): Likewise.
7138 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7139 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7142 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7144 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7145 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7147 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7150 * gimplify.c (zero_sized_type): New function.
7151 (gimplify_modify_expr_rhs): If we have a zero sized type,
7152 replace the statement with an empty statement.
7154 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7156 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7159 2005-08-16 Ian Lance Taylor <ian@airs.com>
7161 * doc/tm.texi (Label Output): Correct typo.
7163 2005-08-16 Steven Bosscher <stevenb@suse.de>
7166 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7167 force_operand will work later on using have_insn_for.
7169 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7171 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7173 2005-08-16 Ian Lance Taylor <ian@airs.com>
7176 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7177 vector type, don't try to construct it element by element. Add an
7178 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7180 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7182 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7184 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7186 * doc/invoke.texi (Precompiled Headers): Document some more options
7187 which are known to be safe.
7189 2005-08-16 James E Wilson <wilson@specifix.com>
7191 PR tree-optimization/21105
7192 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7193 TREE_OVERFLOW check.
7195 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7197 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7198 (neg_ltu<mode>): Same.
7200 (neg_gtu<mode>): Same.
7202 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7204 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7205 (fold_builtin_isdigit): Use fold_buildN.
7206 (build_function_call_expr): Likewise.
7207 * c-typeck.c (c_finish_loop): Likewise.
7209 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7210 Richard Shann <rshann@superh.com>
7212 PR middle-end/20396:
7213 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7215 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7217 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7219 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7222 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7223 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7226 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7229 * fold-const.c (build_range_check): Disable optimization for function
7230 pointer expressions on targets that require function pointer
7233 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7235 * simplify-rtx.c (simplify_const_relational_operation): When
7236 extracting arguments of a COMPARE, recompute the mode as well.
7238 2005-08-15 Ian Lance Taylor <ian@airs.com>
7240 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7242 2005-08-15 DJ Delorie <dj@redhat.com>
7244 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7246 (movsi_splittable): Allow, but split, moves to the stack.
7247 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7250 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7252 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7253 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7254 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7256 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7257 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7258 Delete HOST_PTR_PRINTF.
7260 * configure, config.in: Regenerate.
7262 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7264 * config/rs6000/rs6000.md (QHSI): New mode macro.
7265 (wd): Extend mode attr for QImode and HImode
7266 (dbits): New mode attr.
7267 (zero_extend<mode>di2): Convert to mode macro.
7269 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7272 * doc/invoke.texi (-mgnu-ld): Update description.
7275 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7278 * Makefile.in (tree-chrec.o): Depends on real.h.
7279 * tree-chrec.c: Include real.h.
7280 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7281 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7282 * tree-scalar-evolution.c (add_to_evolution_1,
7283 interpret_rhs_modify_expr): Ditto.
7285 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7288 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7289 step is negative compute the estimation from init downwards to zero.
7291 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7293 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7295 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7297 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7299 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7300 Accept double-word constants that can be split.
7301 * config/s390/s390.md ("movti"): Use 'P' constraint.
7302 ("*movdi_31", "*movdf_31"): Likewise.
7304 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7306 Fix PR tree-optimization/22615
7308 * tree-ssa-structalias.c (solution_set_add): Handle
7309 first_vi_for_offset returning NULL.
7310 (do_da_constraint): Ditto.
7311 (do_sd_constraint): Ditto.
7312 (do_ds_constraint): Ditto
7313 (find_func_aliases): Ditto.
7314 (build_constraint_graph): RHS is allowed be ANYTHING.
7315 (first_vi_for_offset): Return NULL if we couldn't find anything at
7318 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7320 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7321 over memory as first operand.
7323 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7326 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7327 available for setting it.
7329 2005-08-14 Ira Rosen <irar@il.ibm.com>
7331 PR tree-optimization/23320
7332 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7333 data-refs' types instead of base object nullness. Add check for
7334 pointer type data-refs before first location comparison. Remove
7337 2005-08-14 Andreas Schwab <schwab@suse.de>
7339 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7341 2005-08-13 James E Wilson <wilson@specifix.com>
7343 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7344 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7345 -fstack-protector-all, --param ssp-buffer-size): Document.
7346 (-Wvariadic-macros): Alphabetize.
7347 (-fsched-stalled-insns-dep): Add missing 'f'.
7349 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7352 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7354 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7355 or indirect address operand.
7356 (EXTRA_ADDRESS_CONSTRAINT): New.
7357 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7359 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7361 PR tree-optimization/22236
7362 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7363 successors and predecessors.
7364 * tree-chrec.c (chrec_convert): Before converting, check that
7365 sequences don't wrap.
7366 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7367 (analyze_array): Extern.
7368 (find_data_references_in_loop): Remove call to
7369 compute_estimated_nb_iterations.
7370 * tree-data-ref.h (analyze_array): Declared.
7371 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7372 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7373 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7374 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7376 * tree-ssa-loop-ivcanon.c: Fix documentation.
7377 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7378 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7379 (infer_loop_bounds_from_undefined): New.
7380 (estimate_numbers_of_iterations_loop): Use
7381 infer_loop_bounds_from_undefined.
7382 (used_in_pointer_arithmetic_p): New.
7383 (scev_probably_wraps_p): Pass an extra parameter. Call
7384 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7385 (convert_step): Fix documentation.
7386 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7387 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7388 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7389 scev_probably_wraps_p.
7391 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7393 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7394 (s390_register_info): Ignore clobbered_regs information for fixed
7395 registers, and only fixed registers.
7396 (s390_init_frame_layout): Remove redundant call.
7398 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7400 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7401 description of -Wold-style-casts.
7403 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7404 Jakub Jelinek <jakub@redhat.com>
7406 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7407 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7408 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7409 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7410 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7411 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7412 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7413 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7414 ("stack_protect_set", "stack_protect_test"): New expanders.
7415 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7416 "stack_protect_testdi"): New insn definitions.
7418 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7420 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7422 2005-08-12 Paul Brook <paul@codesourcery.com>
7424 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7426 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7428 * config/s390/predicates.md (setmem_operand): New predicate.
7429 (shift_count_operand): Accept ANDs with special constants as
7431 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7432 with special constants.
7433 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7434 shift_count_operand with setmem_operand.
7436 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7438 * config/s390/s390.c (s390_extract_part, s390_single_part):
7440 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7441 (s390_output_mi_thunk): Don't use lg on 31 bit.
7442 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7443 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7445 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7447 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7448 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7449 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7450 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7451 with one of the new macros.
7453 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7455 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7456 Don't set save_return_addr_p.
7457 (s390_register_info): Make clobbered_regs not depending on
7460 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7462 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7463 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7465 2005-08-11 James E. Wilson <wilson@specifix.com>
7467 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7469 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7471 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7472 locations gathered by var-tracking in single entry loc_list
7473 over loc_descriptor_from_tree.
7475 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7476 pass it down to loc_descriptor.
7477 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7478 (containing_function_has_frame_base): Move earlier in the file.
7479 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7480 instead of always assuming fbreg can't be used.
7482 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7484 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7485 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7486 Accept address wrapped in AND for Altivec.
7487 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7488 Strip AND wrapping offset address for Altivec.
7490 2005-08-11 Richard Henderson <rth@redhat.com>
7493 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7494 before using TYPE_IS_SIZETYPE.
7496 2005-08-11 Richard Henderson <rth@redhat.com>
7499 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7500 insn types not present on ev4.
7501 (alphaev5_insn_pipe): Similarly.
7503 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7506 * arm.c (arm_override_options): If the user has selected callee-super-
7507 interworking, then enable normal interworking.
7509 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7511 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7514 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7516 * doc/rtl.texi: Fix two typos.
7518 2005-08-11 Richard Guenther <rguenther@suse.de>
7521 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7522 cases where we call to/from functions returning void.
7524 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7527 * tree.c (build_pointer_type_for_mode): Robustify.
7529 2005-08-10 James E Wilson <wilson@specifix.com>
7531 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7532 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7534 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7537 2005-08-10 Eric Christopher <echristo@apple.com>
7539 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7540 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7543 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7546 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7547 for the high part when generating dynamic-no-pic code.
7549 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7551 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7552 (x86_64-*-linux*): Likewise.
7554 * config/i386/crtfastmath.c: New file.
7555 * config/i386/t-crtfm: Likewise.
7557 * config/i386/linux.h (ENDFILE_SPEC): New.
7558 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7560 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7563 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7565 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7566 (vec_shl, vec_shr): Document new operations.
7567 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7569 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7571 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7572 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7573 change predicate to indexed_or_indirect_address.
7575 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7577 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7578 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7579 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7580 and __aeabi_uwrite8.
7581 * config/arm/unaligned-funcs.c: New file.
7582 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7584 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7586 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7588 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7589 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7591 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7592 * final.c (pass_shorten_branches): Add dump.
7593 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7594 (pass_life): Rename dump.
7595 (rest_of_handle_flow2): Remove initial verify_flow_info.
7596 * function.c (pass_instantiate_virtual_regs): Add dump.
7597 * integrate.c (pass_initial_value_sets): Add dump.
7598 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7599 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7600 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7601 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7602 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7603 gate_rtl_unrool_and_peel_loops): New.
7604 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7605 rtl_doloop): Do not look at flags.
7606 * mode-switching.c (pass_mode_switching): Add dump.
7607 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7608 pass_split_before_regstack): Add dump.
7609 * regmove.c (pass_stack_adjustments): Add dump.
7610 * tree-optimize.c (pass_fixup_cfg): Add dump.
7612 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7615 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7616 deciding which instruction sequence to use.
7618 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7620 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7621 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7623 2005-08-09 Richard Guenther <rguenther@suse.de>
7625 * c-common.c (builtin_function_2): Remove.
7626 (def_builtin_1): New function.
7627 (c_common_nodes_and_builtins): Use def_builtin_1 to
7628 build builtin functions.
7630 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7632 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7633 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7634 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7637 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7639 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7640 fold_binary instead of fold_build2 since we don't care about the
7642 (loop_niter_by_eval): Likewise.
7643 (compare_trees): Likewise.
7644 (proved_non_wrapping_p): Likewise.
7646 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7650 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7651 if the if is really empty.
7653 2005-08-09 Steven Bosscher <stevenb@suse.de>
7655 PR tree-optimization/23234
7656 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7657 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7658 argument of the new enum.
7659 (execute_cse_reciprocals): Add reciprocals for function arguments
7660 on the unique successor edge of the entry block. Update other calls
7661 to execute_cse_reciprocals_1.
7663 2005-08-08 Richard Henderson <rth@redhat.com>
7666 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7668 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7670 * expr.c (write_complex_part): Return after handling MEM.
7672 2005-08-08 Josh Conner <jconner@apple.com>
7674 PR rtl-optimization/23241
7675 * combine.c (simplify_comparison): Fix error in determining
7676 whether to lift a subreg from comparison.
7678 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7681 * config/rs6000/altivec.md (vec_init<mode>): New.
7682 (vec_set<mode>): New.
7683 (vec_extract<mode>): New.
7684 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7685 (rs6000_expand_vector_set): New.
7686 (rs6000_expand_vector_extract): New.
7687 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7688 for Altivec modes before reload.
7689 (altivec_expand_vec_init_builtin): New.
7690 (get_element_number): New.
7691 (altivec_expand_vec_set_builtin): New.
7692 (altivec_expand_vec_ext_builtin): New.
7693 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7695 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7697 * config/rs6000/rs6000.h (rs6000_builtins): Add
7698 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7699 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7700 * config/rs6000/rs6000-protos.h: Declare new functions.
7702 2005-08-08 Jan Hubicka <jh@suse.cz>
7704 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7705 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7706 * i386.md (movdi*): Use pic_32bit_operand.
7707 * predicates.md (pic_32bit_operand): New.
7709 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7712 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7714 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7716 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7717 (test_for_singularity): Use fold_build2.
7719 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7721 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7723 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7725 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7726 (COMMON_ASM_OP) Define.
7727 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7728 (ix86_encode_section_info): Likewise.
7729 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7730 SUBTARGET_ENCODE_SECTION_INFO.
7732 2005-08-06 Richard Henderson <rth@redhat.com>
7735 * tree-nested.c (convert_local_reference): Save and restore val_only
7736 around component_ref and friends. Clear walk_subtrees by default.
7738 2005-08-06 Peter O'Gorman <peter@pogma.com>
7741 * gcc.c (process_command): Check the argument to -b has a dash.
7742 * doc/invoke.texi: Update -b and -V docs.
7744 2005-08-06 James E Wilson <wilson@specifix.com>
7746 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7748 2005-08-06 Michael Matz <matz@suse.de>
7750 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7751 member only if only one insn is associated with the value.
7753 2005-08-06 Nick Clifton <nickc@redhat.com>
7755 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7757 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7758 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7759 Check symbol flags instead of symbol name mangling.
7760 (xstormy16_asm_output_aligned_common): Likewise. Also
7761 simplify code since the bss100_section cass is the only case
7762 where the below100 code will be triggered.
7763 (xstormy16_encode_section_info): Encode below100 attribute
7764 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7766 (xstormy16_strip_name_encoding): Delete - this function is no
7768 (TARGET_STRIP_NAME_ENCODING): Undefine.
7769 * config/stormy16/stormy16-protos.h: Delete prototype for
7770 xstormy16_strip_name_encoding.
7772 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7774 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7775 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7776 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7777 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7778 config/alpha/predicates.md, config/arc/arc.h,
7779 config/arm/arm.h, config/arm/ieee754-df.S,
7780 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7781 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7782 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7783 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7784 config/m68hc11/m68hc11.h, config/mips/mips.c,
7785 config/mips/mips.h, config/mips/openbsd.h,
7786 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7787 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7788 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7789 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7790 config/sparc/linux.h, config/sparc/linux64.h,
7791 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7792 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7793 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7794 typos. Follow spelling conventions.
7796 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7799 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7800 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7801 specially. Check for side effects only for COND_EXPR.
7802 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7803 return with TREE_NO_WARNING.
7805 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7807 PR rtl-optimization/23233
7808 * loop.c (combine_movables): Require the modes to be the same.
7809 (move_movables): Remove handling of cases where the replacement
7810 had a different mode to the original.
7812 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7814 PR tree-optimization/23128
7815 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7816 subtraction wrap, and set TREE_OVERFLOW if they do.
7818 2005-08-05 Richard Henderson <rth@redhat.com>
7821 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7822 FORCED_LABEL labels.
7824 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7827 * reload.c (find_reloads_subreg_address): Pass down TYPE
7828 unchanged. Change all callers except find_reloads_toplev.
7830 2005-08-05 Michael Matz <matz@suse.de>
7832 * genattrtab.c (current_alternative_string): Remove.
7833 (SIMPLIFY_ALTERNATIVE): Ditto.
7834 (attr_alt_bit_p): Ditto.
7835 (alternative_name): Make const char *.
7836 (evaluate_eq_attr): Remove use of above things.
7837 (simplify_test_exp): Ditto.
7838 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7839 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7841 2005-08-04 James E Wilson <wilson@specifix.com>
7843 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7844 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7845 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7846 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7847 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7849 2005-08-04 Richard Henderson <rth@redhat.com>
7852 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7853 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7854 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7855 if we'd have to instantiate too many members.
7857 2005-08-04 Richard Henderson <rth@redhat.com>
7860 * tree-outof-ssa.c (coalesce_asm_operands): New.
7861 (coalesce_ssa_name): Use it. Split out ...
7862 (coalesce_phi_operands, coalesce_result_decls): ... these.
7864 2005-08-04 Paul Brook <paul@codesourcery.com>
7866 * read-rtl.c (read_quoted_string): Break if EOF.
7868 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7870 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7871 (fold_build2): Likewise.
7872 (fold_build3): Likewise.
7873 (fold_build1_stat): New function prototype.
7874 (fold_build2_stat): Likewise.
7875 (fold_build3_stat): Likewise.
7876 * fold-const.c (fold_build1): Rename to ..
7877 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7878 through to build1_stat.
7879 (fold_build2): Rename to ..
7880 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7881 through to build2_stat.
7882 (fold_build3): Rename to ..
7883 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7884 through to build3_stat.
7886 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7887 Ian Lance Taylor <ian@airs.com>
7889 * function.c (assign_stack_local_1): Do not correct stack slot
7890 address if allocation size is smaller than mode size.
7892 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7895 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7896 (tree_merge_blocks): Propagate anything allowed by
7898 Clarify documentation.
7899 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7900 SSA form, schedule an update if necessary.
7902 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7904 * doc/install.texi (Binaries): Remove broken link to
7905 Sinix/Reliant Unix binaries.
7907 2005-08-03 Richard Henderson <rth@redhat.com>
7910 * function.c (stack_protect_epilogue): Export.
7911 * tree.h (stack_protect_epilogue): Declare.
7912 * calls.c (expand_call): Call it.
7914 2005-08-03 Eric Christopher <echristo@apple.com>
7916 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7917 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7920 2005-08-04 Jan Hubicka <jh@suse.cz>
7922 * profile.c (branch_prob): Split edges with goto locus on them
7923 to get proper line counts.
7924 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7926 2005-08-03 Paul Brook <paul@codesourcery.com>
7928 * function.c (assign_parms): Round current_function_args_size
7929 to PARM_BOUNDARY, not STACK_BOUNDARY.
7931 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7933 * config/i386/i386.c (x86_elf_aligned_common)
7934 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7936 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7938 PR tree-optimization/23157
7939 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7940 before emitting them.
7942 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7944 PR tree-optimization/19899
7945 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7946 * tree-scalar-evolution.c: Include real.h.
7947 (add_to_evolution): Build constant -1 of correct type.
7949 2005-08-03 Jan Hubicka <jh@suse.cz>
7951 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7952 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7953 profile updating for complette unrolling.
7954 * loop-unroll.c (peel_loop_completely): Use it.
7955 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7956 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7959 2005-08-03 Paul Brook <paul@codesourcery.com>
7961 * combine.c (can_change_dest_mode): New function.
7962 (try_combine, simplify_set): Use it.
7964 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7966 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7969 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7971 * doc/install.texi (Specific): Adjust link to openavr.org.
7972 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7973 (Binaries): Adjust HP-UX Porting Center link.
7974 (Binaries): Adjust Free Software Foundation ordering link.
7976 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7978 * convert.c (convert_to_integer): Use fold_build1 instead of
7979 build1 when converting an integer to an integer.
7981 2005-08-02 Richard Henderson <rth@redhat.com>
7983 * combine.c (combine_instructions): Don't use reg_equal/equiv
7984 results if the mode doesn't match.
7986 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7988 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7989 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7991 2005-08-02 Richard Henderson <rth@redhat.com>
7994 * explow.c (memory_address): Remove special-case for
7995 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7997 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8000 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8001 number of calls to cleanup_tree_cfg_1.
8003 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8005 * doc/invoke.texi: document file extensions .F90 and .F95
8007 2005-08-02 Richard Guenther <rguenther@suse.de>
8009 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8010 positive if its first argument is positive.
8012 2005-08-02 Richard Guenther <rguenther@suse.de>
8014 PR tree-optimization/23177
8015 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8018 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8020 PR tree-optimization/23129
8021 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8022 varying for divisions with anti-ranges.
8024 2005-08-02 Jan Hubicka <jh@suse.cz>
8026 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8027 * tree-ssa-threadupdate.c (thread_block): Add it here.
8029 2005-08-01 James E Wilson <wilson@specifix.com>
8031 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8032 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8033 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8035 * config/mips/predicates.md (const_call_insn_operand): Add check for
8036 SYMBOL_REF_LONG_CALL_P.
8037 * doc/extend.texi (long_call): Document the new attribute.
8039 2005-08-01 Ian Lance Taylor <ian@airs.com>
8040 Richard Henderson <rth@redhat.com>
8042 * Makefile.in (RTL_BASE_H): Add real.h.
8043 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8045 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8047 * rtl.c (rtl_check_failed_code_mode): New.
8048 * rtl.h (struct rtx_def): Add u.rv.
8049 (XCMWINT, XCNMPRV): New.
8050 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8051 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8053 2005-08-01 Richard Henderson <rth@redhat.com>
8055 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8056 with auto-inc codes.
8058 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8060 2005-08-01 Jan Hubicka <jh@suse.cz>
8062 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8063 * i386.c: Include dwarf2.h
8064 (asm_preferred_eh_data_format): New.
8065 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8067 2005-08-01 Ian Lance Taylor <ian@airs.com>
8069 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8070 randomize_va_space for virtual address randomization control.
8072 2005-08-01 Steven Bosscher <stevenb@suse.de>
8074 * common.opt (flag_ipa_cp): Put in right place to maintain
8077 2005-08-01 Jan Hubicka <jh@suse.cz>
8079 * profile.c (compute_value_histograms): Fix thinko.
8080 * value-prof.c: Include toplev.h
8081 (check_counter): New function.
8082 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8083 tree_mod_subtract_transform): Add sanity check.
8085 2005-08-01 Richard Guenther <rguenther@suse.de>
8087 PR tree-optimization/23133
8088 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8089 current functions parameter decls to find defs to cse
8092 2005-08-01 Richard Guenther <rguenther@suse.de>
8094 PR tree-optimization/23109
8095 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8096 If trapping math is in effect, use post-dominator information
8097 to check if we'd in any case reach a trapping point before
8098 doing the reciprocal insertion.
8099 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8100 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8101 expressions are invariant only if trapping math is not in effect.
8103 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8105 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8106 cgraph_function_versioning): New declarations.
8107 * cgraphunit.c: Add include to ipa-prop.h.
8108 (update_call_expr, cgraph_copy_node_for_versioning,
8109 cgraph_function_versioning): New functions.
8110 * integrate.c (copy_decl_for_inlining): Remove.
8111 * ipa-prop.h (ipa_replace_map): New struct.
8112 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8113 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8114 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8115 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8116 ipcp_iterate_stage, ipcp_method_scale_print,
8117 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8118 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8119 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8120 ipcp_update_bb_counts, ipcp_update_profiling,
8121 ipcp_update_edges_counts): New functions.
8122 (ipcp_method_cval_init): Remove restriction regarding local methods.
8123 (ipcp_init_stage): Add ipcp_method_compute_scale.
8124 (ipcp_insert_stage): Add versioning.
8125 (ipcp_structures_print): Add ipcp_method_scale_print.
8126 (ipcp_driver): Dump profiling info.
8127 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8128 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8129 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8130 (struct inline_data): Add versioning_p, ipa_info, new fields.
8131 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8132 declare_return_variable): Replace calls to copy_decl_for_inlining with
8134 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8136 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8137 Add argument VERSIONING.
8138 (copy_arguments_for_versioning, copy_static_chain,
8139 function_versionable_p, tree_versionable_function_p,
8140 tree_function_versioning, replace_ref_tree): New functions.
8141 * tree-inline.h: Include varray.h.
8142 (tree_versionable_function_p, tree_function_versioning,
8143 tree copy_decl_for_dup): New declarations.
8145 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8147 * ipa-cp.c: New file. Contains IPCP specific functionality.
8148 * ipa-prop.h: New file. Contains structures/definitions that can be
8149 used by several interprocedural data flow optimizations (and also IPCP).
8150 * ipa-prop.c: New file.
8151 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8152 * common.opt: Add ipa-cp flag.
8153 * timevar.def: Add IPCP optimization.
8154 * tree-optimize.c (init_tree_optimization_passes): Schedule
8156 * tree-pass.h (pass_ipa_cp): Declare.
8158 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8160 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8161 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8162 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8163 config/i386/i386.c, config/mips/mips.h,
8164 config/rs6000/rs6000.h, config/sh/sh.c,
8165 config/stormy16/stormy16.c: Fix comment typos.
8167 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8170 * c-typeck.c (build_binary_op): Use common_type wrapper on
8172 (common_type): Update comment.
8174 2005-07-31 Steven Bosscher <stevenb@suse.de>
8177 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8178 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8179 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8181 2005-07-31 Jan Hubicka <jh@suse.cz>
8183 * pretty-print.h (pp_widest_integer): New macro.
8184 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8187 2005-07-31 Jan Hubicka <jh@suse.cz>
8189 * output.h (enum section_category): Export from varasm.c
8190 (categorize_decl_for_section): Likewise.
8191 * varasm.c (enum section_category): Kill.
8192 (categorize_decl_for_section): Make global.
8193 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8195 * i386.c (ix86_section_threshold): New static variable.
8196 (ix86_in_large_data_p, ix86_encode_section_info,
8197 x86_64_elf_unique_section,
8198 x86_64_elf_select_section): New functions.
8199 (TARGET_ENCODE_SECTION_INFO): Define
8200 (override_options): Enable medium model for PIC.
8201 (ix86_expand_prologue): Expand gen_set_got_rex64.
8202 (legitimate_constant_p): Handle new UNSPECs.
8203 (legitimate_pic_address_disp_p): Likewise.
8204 (legitimize_pic_address): Lower MEDIUM model addressing.
8205 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8206 (enum cmodel): Add MEDIUM_PIC.
8207 (SYMBOL_REF_FAR_ADDR_P): New macro.
8208 (SYMBOL_FLAG_FAR_ADDR): New flag.
8209 * i386.md (movdi): Support medium model.
8210 (set_got_rex64): New pattern.
8211 * i386.opt (mlarge-data-threshold): New flag.
8212 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8213 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8214 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8215 TARGET_ASM_UNIQUE_SECTION): New.
8217 * invoke.texi (-mlarge_data_threshold): Document
8219 2005-07-31 Jan Hubicka <jh@suse.cz>
8221 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8222 (coalesce_vars): Likewise.
8223 * tree-ssa-live.c (coalesce_cost): New.
8224 (build_tree_conflict_graph): Use coalesce_cost.
8225 * tree-ssa-live.h (coalesce_cost): Declare.
8227 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8229 * arm.md (all peepholes for post-increment operations): Delete.
8230 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8231 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8232 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8233 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8234 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8236 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8238 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8241 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8244 * doc/invoke.texi: Document -rdynamic.
8246 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8249 * c-parser.c (c_parser_parms_list_declarator): Call
8250 mark_forward_parm_decls.
8251 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8252 decls with visibility structure.
8254 2005-07-30 Paul Brook <paul@codesourcery.com>
8256 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8258 2005-07-30 Paul Brook <paul@codesourcery.com>
8260 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8262 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8264 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8266 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8269 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8270 nested function declarators.
8271 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8272 (grokparms): Call warn_if_shadowing for parameters used within the
8274 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8275 not used within the parameter list.
8276 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8278 2005-07-30 Jan Hubicka <jh@suse.cz>
8280 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8281 * i386.c (ix86_fixup_binary_operands): Likewise.
8282 (ix86_expand_unary_operator): Likewise.
8283 (ix86_expand_fp_absneg_operator): Likewise.
8284 * optabs.c (expand_vec_cond_expr): Validate dest.
8286 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8289 * real.c (real_from_string): Also set last bit if there is a
8290 nonzero hex digit beyond GCC's internal precision after ".".
8292 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8294 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8295 define_constants. Change duplicate values to unassigned numbers.
8296 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8297 (*altivec_vspltsf): New.
8298 (altivec_vperm_v4sf): Delete.
8299 (altivec_vperm_<mode>): Use mode macro V.
8300 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8301 (altivec_predicate_v4sf): Delete.
8302 (altivec_predicate_<mode>): Use mode macro V.
8303 (*altivec_lvesfx): New.
8304 (*altivec_stvesfx): New.
8305 (vec_realign_load_v4sf): Delete.
8306 (vec_realign_load_<mode>): Use mode macro V.
8307 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8310 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8313 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8315 * configure: Regenerated.
8317 2005-07-29 Paul Brook <paul@codesourcery.com>
8319 * doc/install.texi: Add link to GFortran binaries wiki page.
8321 2005-07-29 David Ung <davidu@mips.com>
8323 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8324 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8325 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8326 * config/mips/mips.md (cpu): Add 5kf name.
8327 (includes): Includes 5k.md.
8328 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8329 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8332 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8335 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8336 (cleanup_tree_cfg): ... here.
8337 Call cleanup_tree_cfg_1 until there are no more cleanups to
8340 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8342 * tree-vrp.c (compare_range_with_value): Return true or false
8343 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8344 EQ_EXPR respectively.
8346 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8348 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8351 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8353 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8354 (tree_ssa_dominator_optimize): Increment it.
8355 (dump_dominator_optimization_stats): Print it.
8357 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8358 Steven Bosscher <stevenb@suse.de>
8360 PR rtl-optimization/23117
8361 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8362 when head == tail. Tidy comment.
8364 2005-07-28 Richard Henderson <rth@redhat.com>
8366 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8367 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8368 * jump.c (rtx_renumbered_equal_p): Likewise.
8369 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8370 CONST_INT and CONST_DOUBLE.
8371 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8372 * reload.c (operands_match_p): Special case CONST_INT and
8373 CONST_DOUBLE; check mode earlier.
8375 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8378 * c-typeck.c (convert_for_assignment): Do not check
8379 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8381 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8384 * c-typeck.c (composite_type): Prefer constant size arrays to
8387 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8390 * real.c (real_from_string): Set last bit if there is a nonzero
8391 hex digit beyond GCC's internal precision.
8393 2005-07-28 Richard Henderson <rth@redhat.com>
8396 * cfgcleanup.c (try_forward_edges): Watch out for end of
8399 2005-07-28 James E Wilson <wilson@specifixinc.com>
8402 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8404 2005-07-28 Jan Hubicka <jh@suse.cz>
8406 * Makefile.in (rtl-profile.o): Kill all traces of it.
8407 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8408 * coverage.h (rtl_coverage_counter_ref): Kill.
8409 * opts.c (flag_speculative_prefetching_set): Kill.
8410 (flag_loop_optimize_set): New.
8411 (common_handle_option): Disable loop optimizer when profiling;
8412 do not handle speculative prefetching.
8413 * passes.c (init_optimization_passes): Replace pass_profiling combo
8414 by branch_prob pass.
8415 * profile.c (compute_value_histograms): Update for simplified value
8417 (rtl_register_profile_hooks): Kill.
8418 (pass_profiling): Kill.
8419 (rest_of_handle_branch_prob): Do not profile.
8420 * toplev.c (process_options): Remove speculative prefetching.
8421 * toplev.h (flag_tree_based_profiling): Kill.
8422 * tree-profile.c (prepare_instrumented_value,
8423 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8424 tree_gen_one_value_profiler, do_tree_profiling): Update for
8425 simplified datastructures.
8426 * value-prof.c: Add comment that speculative prefetching was dropped;
8427 update rest of file for simplified datastructures.
8428 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8429 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8430 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8431 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8432 rtl_mod_subtract, gen_speculative_prefetch,
8433 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8434 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8435 (gate_handle_value_profile_transformations,
8436 rest_of_handle_value_profile_transformations,
8437 pass_value_profile_transformations): Kill.
8438 * value-prof.h (histogram_value_t): Remove IL based unions.
8439 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8440 rtl_profile_hooks): Remove hooks.
8442 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8444 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8445 (cgraph_clone_node): Likewise.
8446 * cgraph.h (cgraph_clone_edge): Update prototype.
8447 (cgraph_clone_node): Likewise.
8448 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8450 (lookup_recursive_calls): Consider profile.
8451 (cgraph_decide_recursive_inlining): Fix updating; use new
8452 probability argument; use profile.
8453 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8454 * tree-inline.c (copy_bb): Update clal of clone_edge.
8455 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8457 * invoke.texi (min-inline-recursive-probability): Document.
8459 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8461 * doc/install.texi (Configuration): Update Valgrind homepage.
8463 2005-07-28 Richard Henderson <rth@redhat.com>
8466 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8467 labels we want to delete.
8468 (cfg_layout_merge_blocks): Likewise.
8470 2005-07-28 Richard Henderson <rth@redhat.com>
8473 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8474 when expanding to nothing.
8476 2005-07-28 Josh Conner <jconner@apple.com>
8478 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8479 (cgraph_decide_inlining_of_small_functions): Likewise.
8481 2005-07-28 Josh Conner <jconner@apple.com>
8483 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8484 direction of badness if negative.
8485 (cgraph_default_inline_p): Add reason to parameters, and assign it
8487 (cgraph_decide_inlining_of_small_functions): New parameter in call
8488 to cgraph_default_inline_p.
8489 (cgraph_decide_inlining_incrementally): Likewise.
8490 * cgraphunit.c (decide_is_function_needed): Likewise.
8491 * cgraph.h (cgraph_default_inline_p): Likewise.
8493 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8495 * builtins.c: Fix comment typo(s).
8496 * genautomata.c: Likewise.
8497 * gimplify.c: Likewise.
8498 * tree-dfa.c: Likewise.
8499 * tree-flow-inline.h: Likewise.
8500 * tree-into-ssa.c: Likewise.
8501 * tree-ssa-alias.c: Likewise.
8502 * tree-ssa-ccp.c: Likewise.
8503 * tree-ssa-copy.c: Likewise.
8504 * tree-ssa-dce.c: Likewise.
8505 * tree-ssa-dom.c: Likewise.
8506 * tree-ssa-operands.c: Likewise.
8507 * tree-tailcall.c: Likewise.
8508 * tree-vectorizer.c: Likewise.
8509 * tree-vrp.c: Likewise.
8512 2005-07-28 Jeff Law <law@redhat.com>
8514 * tree-vrp.c (test_for_singularity): Extracted from ...
8515 (simplify_cond_using_ranges): Attempt to simplify a relational
8516 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8518 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8520 PR tree-optimization/22506
8521 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8522 phis whose argument is constant.
8524 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8526 PR rtl-optimization/18992
8527 Back out this patch:
8528 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8529 PR optimization/12142
8530 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8531 uses of the register in the SET_SRC. Remove unnecessary argument.
8533 Replace it with this:
8534 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8535 if flag_non_call_exceptions is set and the insn may trap, pass
8536 pc_rtx as dest for recursion.
8537 In SET_SRC part of SET case, if dest is already set, pass it down
8540 2005-07-28 Jan Hubicka <jh@suse.cz>
8542 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8543 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8544 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8546 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8547 profile when available.
8549 2005-07-28 Jan Beulich <jbeulich@novell.com>
8551 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8552 (ia64_print_operand): Describe and handle 'X'.
8553 (ia64_register_move_cost): Also handle FP_REGS.
8554 (ia64_preferred_reload_class): Likewise.
8555 (ia64_secondary_reload_class): Likewise.
8556 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8557 it. Also check for ITANIUM_CLASS_FLDP.
8558 * config/ia64/ia64.h (FP_REGNO_P): New.
8559 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8560 (reg_class): Add FP_REGS.
8561 (REG_CLASS_NAMES): Adjust for it.
8562 (REG_CLASS_CONTENTS): Likewise.
8563 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8564 (REG_CLASS_FROM_LETTER): Handle 'x'.
8565 (CLASS_MAX_NREGS): Handle FP_REGS.
8566 (MEMORY_MOVE_COST): Likewise.
8567 * config/ia64/ia64.md (itanium_class): Add fldp.
8568 (type): Handle fldp.
8569 (movti_internal): More allowable operand combinations. Use ldfp8 when
8570 splitting unnecessary. Remove predicable attribute. Adjust
8571 itanium_class attribute.
8572 (smuldi3_highpart): Remove outdated comment.
8573 (mulditi3, umulditi3, rotlti3): New expanders.
8574 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8575 (absti2): Disabled new insn for future reference.
8576 Respective new splitters.
8577 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8578 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8579 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8581 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8583 PR rtl-optimization/23047
8584 * simplify-rtx.c (simplify_const_relational_operation): Respect
8585 flag_wrapv for comparisons with ABS.
8587 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8589 PR tree-optimization/22493
8590 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8591 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8593 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8595 * config/frv/frv.opt (moptimize-membar): New.
8597 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8599 * config/frv/frv.h: Remove machine_function definition.
8601 * config/frv/frv.c (struct frv_io): New.
8602 (struct machine_function): Moved from frv.h. Add has_membar_p.
8603 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8604 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8605 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8606 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8607 (frv_reorg): Call frv_optimize_membar when appropriate.
8608 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8609 (frv_expand_builtin): Adjust calls accordingly.
8610 (frv_io_address_cookie): New function.
8611 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8612 load or store rather than a special insn. Add ccnstant address and
8613 io-type operands to the membar.
8614 (frv_ifcvt_modify_tests): Unsign regno.
8615 (frv_ifcvt_modify_tests): Same.
8617 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8618 UNSPEC_OPTIONAL_MEMBAR constant.
8619 (builtin_read_<mode>): Delete.
8620 (builtin_write_<mode>): Delete.
8621 ("optional_membar_<mode>"): Add operand.
8623 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8624 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8625 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8626 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8627 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8628 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8629 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8630 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8631 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8633 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8635 * df.c (df_uses_record): Handle SCRATCH.
8637 2005-07-28 Steven Bosscher <stevenb@suse.de>
8640 * passes.c (rest_of_decl_compilation): If decl is a type and
8641 we have encountered errors, don't emit debug information.
8643 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8645 * params.def: Fixed comment.
8647 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8650 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8651 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8652 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8654 2005-07-27 Steven Bosscher <stevenb@suse.de>
8657 * varasm.c (assemble_start_function): Don't do anything that may
8658 require a CFG if the current function is a thunk.
8660 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8662 * doc/install.texi (Prerequisites): Mention that perl is needed
8663 to do export control in libstdc++ targetting Darwin.
8665 2005-07-27 Steven Bosscher <stevenb@suse.de>
8667 PR rtl-optimization/17808
8668 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8669 (sched_insns_conditions_mutex_p): Split out from...
8670 (add_dependence): ...here. But don't call it from here.
8671 (add_dependence_list): Check sched_insns_conditions_mutex_p
8672 before calling add_dependence.
8673 (add_dependence_list_and_free): Likewise.
8674 (fixup_sched_groups): Likewise.
8675 (sched_analyze_1): Likewise.
8676 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8677 (sched_analyze): Likewise.
8678 (sched_analyze_insn): Likewise.
8679 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8680 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8681 dependencies on all COND_EXEC insns to jumps ending basic blocks
8682 when doing intrablock scheduling.
8683 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8685 2005-07-27 Jeff Law <law@redhat.com>
8687 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8688 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8689 equivalency sets, correctly handle the case were vr0 has an
8690 equivalency set, but vr1 does not.
8692 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8694 PR tree-optimization/23073
8695 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8696 vect_print_dump_info before fprintf.
8698 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8700 PR tree-optimize/22348
8701 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8702 Fold the partial computation.
8704 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8706 PR tree-optimization/22325
8707 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8709 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8711 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8712 (force_var_cost): ... this function.
8713 (compute_phi_arg_on_exit): Export.
8715 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8717 PR tree-optimization/20773
8718 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8721 2005-07-27 Richard Guenther <rguenther@suse.de>
8723 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8724 Avoid pushing again if current struct contains only
8725 fields we decomposed.
8727 2005-07-27 Jan Hubicka <jh@suse.cz>
8729 PR tree-optimization/22574
8730 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8733 * tree-tailcall.c (decrease_profile): New function.
8734 (eliminate_tail_call): Use it.
8736 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8737 visibility flags correctly in whole program mode.
8739 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8741 PR rtl-optimization/22472
8742 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8744 2005-07-26 Steven Bosscher <stevenb@suse.de>
8746 PR tree-optimization/22504
8747 * tree-complex.c (expand_complex_addition): Use 'code' instead
8748 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8750 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8752 * config.gcc (cpu_type): Add frv case.
8753 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8754 (supported_defaults): Add fr550 case.
8756 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8759 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8760 whether a pointer of type T * may point to objects of type T *.
8762 2005-07-26 DJ Delorie <dj@redhat.com>
8764 * configure: Regenerate.
8766 2005-07-26 Dale Johannesen <dalej@apple.com>
8768 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8770 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8772 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8773 Clarify use of "build" in name.
8775 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8777 * doc/extend.texi (Raw read/write Functions): New section.
8778 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8779 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8780 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8781 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8782 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8783 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8784 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8785 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8786 * config/frv/frv.c: Add bdesc_loads global.
8787 Add bdesc_stores global.
8788 (frv_init_builtins): Add support for __builtin_{read/write}*.
8789 (frv_volatile_memref): New.
8790 (frv_expand_load_builtin): New.
8791 (frv_expand_store_builtin): New.
8792 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8793 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8794 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8795 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8796 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8797 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8798 (builtin_read_<mode>): New.
8799 (builtin_write_<mode>): New.
8800 (builtin_write64): New.
8801 (optional_membar_<mode>): New.
8803 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8805 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8806 (rather than units) against HOST_BITS_PER_WIDE_INT.
8808 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8810 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8811 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8812 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8813 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8816 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8817 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8818 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8820 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8822 2005-07-26 Richard Guenther <rguenther@suse.de>
8824 PR tree-optimization/22486
8825 * fold-const.c (fold_unary): Fold away useless component
8826 references of the form (T *)&T.x, if the address
8829 2005-07-25 James E Wilson <wilson@specifixinc.com>
8831 * dwarf2out.c (add_call_src_coords_attributes): New.
8832 (gen_inlined_subroutine_die): Call it.
8833 (maybe_emit_file, init_file_table): Add comments.
8834 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8836 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8837 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8838 * tree.h (BLOCK_SOURCE_LOCATION): New.
8839 (struct tree_block): New field locus.
8841 2005-07-26 Andreas Schwab <schwab@suse.de>
8843 PR rtl-optimization/23043
8844 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8845 when allocating a struct unoccr.
8847 2005-07-25 Richard Henderson <rth@redhat.com>
8850 * tree-complex.c (gate_no_optimization): True if errors.
8851 * Makefile.in (tree-complex.o): Update dependencies.
8853 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8855 * config/frv/predicates.md (integer_register_operand): Use
8858 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8861 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8863 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8865 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8867 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8868 types when flag_unsafe_math_optimizations is true.
8870 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8872 * gcc.c (option_map): Add --sysroot.
8873 (process_command): Handle --sysroot.
8874 (display_help): Document it.
8875 * doc/cppopts.tex (-isysroot): Document.
8876 * doc/invoke.texi (--sysroot): Document.
8877 * doc/install.texi (--with-build-sysroot): Document.
8879 * Makefile.in (inhibit_libc): New variable.
8880 (INHIBIT_LIBC_CFLAGS): Likewise.
8881 (LIBGCC2_CFLAGS): Include
8882 $(INHIBIT_LIBC_CFLAGS).
8883 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8884 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8885 ($(T)crtend.o): Likewise.
8886 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8887 ($(T)crtendS.o): Likewise.
8888 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8889 ($(T)crtendT.o): Likewise.
8890 (stmp-fixinc): Do not complain about missing headers if
8892 * configure.ac (inhibit_libc): Set it to true/false.
8893 (--with-build-sysroot): New option. Use it to set
8895 * configure: Regenerated.
8897 2005-07-25 Manfred Hollstein <mh@suse.com>
8899 * calls.c (store_one_arg): Fix unsigned comparison warning.
8901 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8904 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8905 (ggc_print_statistics): Initialize variable before use.
8907 2005-07-25 Richard Guenther <rguenther@suse.de>
8909 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8910 calling with a PHI_NODE argument.
8912 * tree-flow-inline.h (overlap_subvar): Protect against
8915 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8917 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8918 * configure: Regenerate.
8920 2005-07-25 Ira Rosen <irar@il.ibm.com>
8922 * expr.c (highest_pow2_factor): Make extern.
8923 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8924 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8925 record_array_differ_p, array_ptr_differ_p): Likewise.
8926 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8927 additional cases. Call the above functions.
8928 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8929 base_object_differ_p when there are two base objects. Otherwise, compare
8930 base address and offset. Call may_alias_p.
8931 (dump_data_reference): Use a correct field name.
8932 (analyze_array): Make static. Initialize new data-ref fields.
8933 (analyze_indirect_ref): New function.
8934 (init_data_ref): Initialize new data-ref fields.
8935 (strip_conversion): Moved from tree-vect-analyze.c.
8936 (analyze_offset_expr, get_ptr_offset, address_analysis,
8937 object_analysis): Likewise.
8938 (analyze_offset): New function.
8939 (create_data_ref): Likewise.
8940 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8941 dimensions for ARRAY_REFs only.
8942 (build_classic_dist_vector): Make static.
8943 (access_functions_are_affine_or_constant_p): Call macro to get the
8944 address of access functions.
8945 (compute_all_dependences): Add new parameter
8946 compute_self_and_read_read_dependences. Compute self and read-read
8947 dependences if it is true.
8948 (find_data_references_in_loop): Call create_data_ref. Initialize new
8950 (compute_data_dependences_for_loop): Add new parameter
8951 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8952 compute nb_loops. Call compute_all_dependences,
8953 build_classic_dist_vector and build_classic_dir_vector with correct
8955 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8956 with correct parameters. Compare dimensions for ARRAY_REFs only.
8957 (free_data_refs): Call macro to free access functions.
8958 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8959 fields from stmt_vinfo.
8960 (struct base_object_info): New structure.
8961 (struct data_reference): Move fields to base_object_info. Add fields
8962 first_location and object_info for above structures. Move fields from
8963 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8964 aligned_to. Add macros to access the new fields.
8965 Update functions declarations.
8966 * tree-flow.h (is_aliased_with): Declare.
8967 * tree-loop-linear.c (linear_transform_loops): Call
8968 compute_data_dependences_for_loop with correct parameters.
8969 * tree-ssa-alias.c (is_aliased_with): New function.
8970 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8971 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8972 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8973 vect_base_addr_differ_p, compute_subscript_distance and
8974 build_classic_dist_vector. Add printings. Check absolute value of
8976 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8978 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8979 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8980 to bytes. Add printing.
8981 (vect_compute_data_refs_alignment): Go through loads and stores in one
8983 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8984 vect_analyze_data_ref_access): Likewise.
8985 (vect_analyze_pointer_ref_access): Remove.
8986 (vect_address_analysis, vect_object_analysis): Likewise.
8987 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8988 and analyze data-refs in the loop.
8989 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8990 fields of data-ref instead of stmt. Add init to the offset from the
8992 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8993 (vect_update_init_of_dr): Likewise.
8994 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8995 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8997 (new_loop_vec_info): Initialize new fields.
8998 (destroy_loop_vec_info): Free new fields.
8999 (vect_strip_conversion): Remove.
9000 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9001 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9002 datarefs. Add new field ddrs.
9003 Add macros for the new fields access.
9004 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9005 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9006 Remove their macros.
9007 * tree.h (highest_pow2_factor): Declare.
9009 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9011 * calls.c (store_one_arg): Check for sibling call MEM arguments
9012 from already clobbered incoming argument area.
9014 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9016 * c-common.c (check_missing_format_attribute): New.
9017 * c-common.h (check_missing_format_attribute): Likewise.
9018 * c-typeck.c (convert_for_assignment): Use it.
9020 2005-07-24 Andreas Schwab <schwab@suse.de>
9022 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9023 register use a word move. Correct operand of ext.w in 68000 code.
9025 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9027 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9028 variables as declarations, rather than definitions.
9030 2005-07-24 Ira Rosen <irar@il.ibm.com>
9032 PR tree-optimization/22526
9033 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9036 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9038 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9039 that C99 reserve for future use. Use it to define clog10,
9040 clog10f and clog10l.
9042 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9044 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9045 * configure.ac: Check for -Wmissing-format-attribute.
9047 * configure: Regenerate.
9049 2005-07-23 Richard Henderson <rth@redhat.com>
9051 PR tree-optimization/22623
9052 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9054 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9057 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9059 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9061 * Makefile.in (C_TREE_H): Update dependencies.
9062 * c-tree.h: Include toplev.h.
9063 * diagnostic.h (diagnostic_set_info): Add format attribute.
9064 * rtl-error.c (diagnostic_for_asm): Likewise.
9066 2005-07-23 Chao-ying Fu <fu@mips.com>
9068 * config/mips/mips-dsp.md: New file.
9069 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9070 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9072 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9073 MIPS_BUILTIN_BPOSGE32.
9074 (mips_expand_builtin_direct): Add one parameter to indicate that
9075 builtin functions need to return a value.
9076 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9078 (mips_regno_to_class): Add classes for 12 new DSP registers.
9079 (mips_subword): Change to check four HI registers.
9080 (mips_output_move): Output move to and from 6 new DSP accumulators.
9081 (override_options): Make sure -mdsp and -mips16 are not used together.
9082 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9084 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9086 (print_operand): Add 'q' for printing DSP accumulators.
9087 (mips_cannot_change_mode_class): Check ACC_REGS.
9088 (mips_secondary_reload_class): Check ACC_REGS.
9089 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9090 (mips_register_move_cost): Check ACC_REGS.
9091 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9092 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9093 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9094 (dsp_bdesc): New array.
9095 (bdesc_arrays): Add DSP builtin function table.
9096 (mips_prepare_builtin_arg): Check predicate again after
9098 (mips_expand_builtin): Add one more parameter to
9099 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9100 MIPS_BUILTIN_BPOSGE32.
9101 (mips_init_builtins): Initialize new function types.
9102 (mips_expand_builtin_direct): Check if builtin functions need to
9103 return a value and pass operands properly.
9104 (mips_expand_builtin_bposge): New function.
9105 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9106 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9107 (FIRST_PSEUDO_REGISTER): Increase to 188.
9108 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9109 Update for 12 new DSP registers.
9110 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9111 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9112 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9113 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9114 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9115 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9116 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9117 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9118 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9119 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9120 (REGISTER_NAMES): Add names for 12 new DSP registers.
9121 * config/mips/mips.md: Include mips-dsp.md.
9122 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9123 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9124 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9125 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9126 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9127 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9128 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9129 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9130 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9131 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9132 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9133 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9134 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9135 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9136 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9137 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9138 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9139 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9140 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9141 (UNSPEC_RDDSP): New constants.
9142 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9143 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9145 * config/mips/mips.opt (-mdsp): New option.
9146 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9147 (reg_imm10_operand): New predicates.
9148 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9149 * doc/invoke.texi (-mdsp): Document new option.
9151 2005-07-22 DJ Delorie <dj@redhat.com>
9153 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9155 * tree-inline.c (inlinable_function_p): Likewise.
9157 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9160 * toplev.c (check_global_declarations): Do not mark undefined
9161 variables as DECL_IGNORED_P.
9162 * varasm.c (first_global_object_name): GTY it.
9163 (weak_global_object_name): Likewise.
9164 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9165 a string to go into {weak,first}_global_object_name.
9167 2005-07-22 DJ Delorie <dj@redhat.com>
9169 * c-format.c (check_function_format): Change warning control
9170 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9172 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9174 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9175 &PTR->FLD a dereference of PTR.
9176 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9177 a potential dereference of PTR.
9179 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9181 PR rtl-optimization/20370
9182 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9183 call allocate_reg_info if necessary.
9185 PR rtl-optimization/21848
9186 * calls.c (emit_library_call_value_1): For const functions, add
9187 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9189 PR rtl-optimization/22445
9190 * cselib.c (target.h): Include.
9191 (rtx_equal_for_cselib_p): Allow commutative matches.
9192 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9193 Remove MODE parameter. Changed all callers.
9195 PR rtl-optimization/22258
9196 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9198 (try_combine): Use likely_spilled_retval_p.
9200 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9202 * config.gcc: Add crx-elf support.
9204 * doc/contrib.texi: Mention crx.
9205 * doc/extend.texi: Document crx extensions.
9206 * doc/install.texi: Document crx install.
9207 * doc/invoke.texi: Document crx options.
9208 * doc/md.texi: Document crx constraints.
9210 * config/crx/crx-protos.h: New file.
9211 * config/crx/crx.c: New file.
9212 * config/crx/crx.h: New file.
9213 * config/crx/crx.md: New file.
9214 * config/crx/crx.opt: New file.
9215 * config/crx/t-crx: New file.
9217 2005-07-22 Manfred Hollstein <mh@suse.com>
9219 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9221 (int_add_graph_edge): Likewise.
9222 (collapse_nodes): Likewise.
9223 (process_unification_queue): Likewise.
9225 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9226 Laurent GUERBY <laurent@guerby.net>
9228 PR tree-optimization/22336
9229 * function.c (record_block_change): Check for
9230 cfun->ib_boundaries_block.
9232 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9234 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9235 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9237 2005-07-21 DJ Delorie <dj@redhat.com>
9239 * toplev.c (warn_deprecated_use): Add warning control to warning
9241 * c-typeck.c (parser_build_binary_op): Likewise.
9242 (c_finish_if_stmt): Likewise.
9243 * c-common.c (check_function_sentinel): Likewise.
9244 (check_nonnull_arg): Likewise.
9246 2005-07-21 Richard Henderson <rth@redhat.com>
9249 * tree-complex.c (complex_ssa_name_components): New.
9250 (cvc_lookup): Allow entry not found.
9251 (create_components): Remove.
9252 (create_one_component_var, get_component_var): New.
9253 (get_component_ssa_name, set_component_ssa_name): New.
9254 (extract_component): Use get_component_ssa_name.
9255 (update_complex_components): Use set_component_ssa_name.
9256 (update_complex_components_on_edge): Likewise.
9257 (update_phi_components): Create new PHI nodes directly, instead
9258 of adding insns to edges.
9259 (tree_lower_complex): Allocate and free complex_variable_components
9260 and complex_ssa_name_components here.
9262 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9264 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9265 revert to returning false.
9267 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9270 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9272 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9275 * config/i386/i386.md (cmpxf): Change operand constraints
9276 to "nonmemory_operand".
9278 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9280 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9282 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9285 * fold-const.c (fold_build1): Add checksum for the operands.
9286 (fold_build2): Likewise.
9287 (fold_build3): Likewise.
9289 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9292 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9294 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9296 * common.opt (-fforward-propagate): Committed by mistake,
9299 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9301 * reg-stack.c: Fix comment typo(s).
9302 * tree-ssa-operands.c: Likewise.
9303 * tree-vectorizer: Likewise.
9305 2005-07-21 Nick Clifton <nickc@redhat.com>
9307 * config/sh/symbian.c: Replace C++ style line comments with C
9308 style line comments.
9309 (symbian_add_attribute): Do not use a ? operator on the LHS of
9311 (sh_symbian_handle_dll_attribute): Change the type of the
9312 method vector to "VEC(tree,gc)*" and use vector accessor
9313 macros to walk over the elements.
9314 (symbian_export_vtable_and_rtti_p): Likewise.
9315 (symbian_class_needs_attribute_p): Likewise.
9317 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9320 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9321 initialize targetm.resolve_overloaded_builtin here.
9322 (altivec_expand_overloaded_builtin): Make it non-static.
9323 * config/rs6000/rs6000-protos.h
9324 (altivec_expand_overloaded_builtin): New prototype.
9325 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9326 targetm.resolve_overloaded_builtin here.
9327 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9329 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9330 Zdenek Dvorak <dvorakz@suse.cz>
9332 PR tree-optimization/19210
9333 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9335 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9336 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9337 rely on unproven assumptions.
9338 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9339 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9340 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9341 to number_of_iterations_exit.
9342 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9343 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9344 * tree-ssa-loop-niter.c (find_loop_niter,
9345 estimate_numbers_of_iterations_loop): Likewise.
9346 (number_of_iterations_exit): Honor the new options.
9347 * doc/invoke.texi (Wunsafe-loop-optimizations,
9348 funsafe-loop-optimizations): Document them.
9350 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9352 PR rtl-optimization/22167
9353 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9355 2005-07-20 Adam Nemet <anemet@lnxw.com>
9357 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9358 __do_global_dtors_aux longcall.
9360 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9362 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9363 (old_special_pred_table): Don't reference
9364 SPECIAL_MODE_PREDICATES.
9365 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9366 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9367 * config/sh/predicates.h: Don't mention
9368 SPECIAL_MODE_PREDICATES.
9369 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9372 2005-07-20 DJ Delorie <dj@redhat.com>
9374 * config.gcc: Add m32c-elf support.
9376 * doc/contrib.texi: Mention m32c.
9377 * doc/extend.texi: Document m32c extensions.
9378 * doc/install.texi: Mention m32c.
9379 * doc/invoke.texi: Document m32c options.
9380 * doc/md.texi: Document m32c constraints.
9382 * config/m32c/addsub.md: New file.
9383 * config/m32c/bitops.md: New file.
9384 * config/m32c/cond.md: New file.
9385 * config/m32c/jump.md: New file.
9386 * config/m32c/m32c-lib1.S: New file.
9387 * config/m32c/m32c-lib2.c: New file.
9388 * config/m32c/m32c-modes.def: New file.
9389 * config/m32c/m32c-pragma.c: New file.
9390 * config/m32c/m32c-protos.h: New file.
9391 * config/m32c/m32c.abi: New file.
9392 * config/m32c/m32c.c: New file.
9393 * config/m32c/m32c.h: New file.
9394 * config/m32c/m32c.md: New file.
9395 * config/m32c/m32c.opt: New file.
9396 * config/m32c/minmax.md: New file.
9397 * config/m32c/mov.md: New file.
9398 * config/m32c/muldiv.md: New file.
9399 * config/m32c/predicates.md: New file.
9400 * config/m32c/prologue.md: New file.
9401 * config/m32c/shift.md: New file.
9402 * config/m32c/t-m32c: New file.
9404 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9406 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9407 (stack_protect_set, stack_protect_test): New expanders.
9408 (stack_protect_set_si, stack_protect_set_si_media,
9409 stack_protect_set_di_media, stack_protect_test_si,
9410 stack_protect_test_si_media, stack_protect_test_di_media):
9413 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9415 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9417 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9419 * tree.h (tree_expr_nonzero_p): Export.
9420 * fold-const.c (tree_expr_nonzero_p): Likewise.
9421 Return true for CALL_EXPRs that are alloca calls.
9422 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9424 * tree-flow.h (expr_computes_nonzero): Remove.
9425 * tree-vrp.c (expr_computes_nonzero): Remove.
9426 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9427 (extract_range_from_unary_expr): Likewise.
9428 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9429 tree_expr_nonzero_p.
9431 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9433 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9434 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9435 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9436 All callers changed.
9437 (frame_related_constant_load): New arg "related" which controls
9438 setting of RTX_FRAME_RELATED_P. All callers changed.
9439 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9440 (bfin_expand_prologue): Add stack limit checking.
9441 * config/bfin/bfin.md (trapifcc): New pattern.
9443 * config/bfin/bfin.c: Include "langhooks.h".
9444 (def_builtin): Go through lang_hooks to call builtin_function.
9446 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9447 * config/bfin/predicates.md (symbol_ref_operand): New.
9448 (call_insn_operand): Delete. All callers changed to use
9449 register_no_elim_operand.
9450 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9452 (function_arg): Use it to generate the call's operand 2.
9453 (bfin_longcall_p): New function.
9454 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9455 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9456 determine if the address needs to be in a REG.
9457 (bfin_handle_longcall_attribute): New function.
9458 (bfin_attribute_table): Add "longcall" and "shortcall".
9459 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9460 (CUMULATIVE_ARGS): New member call_cookie.
9461 (PREDICATE_CODES): Add symbol_ref_operand.
9462 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9463 extra USE to the pattern.
9464 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9465 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9466 sibcall_value_insn; now the new patterns handle direct calls and the
9467 old ones indirect calls.
9468 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9470 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9472 * doc/trouble.texi: Update section on handling of empty loops.
9474 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9476 * config.gcc: Remove support for sparc-*-openbsd*,
9477 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9479 * config.host: Remove support for i860-*-sysv4* as a host.
9480 * config/i860/*, config/ip2k/*, config/ns32k/*,
9481 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9482 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9483 mention obsolete ports.
9485 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9487 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9489 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9490 of frame_pointer_rtx.
9491 (sh_expand_epilogue): Likewise.
9492 (sh_set_return_address): Likewise.
9493 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9494 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9495 offsets from FRAME_POINTER_REGNUM.
9496 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9497 (sh_register_names): Add initializer for sfp.
9498 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9499 (VALID_REGISTER_P): Likewise.
9500 (FIRST_PSEUDO_REGISTER): Update.
9501 (DWARF_FRAME_REGISTERS): Define.
9502 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9503 (HARD_FRAME_POINTER_REGNUM): Define.
9504 (FRAME_POINTER_REGNUM): Redefine.
9505 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9506 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9507 from FRAME_POINTER_REGNUM.
9508 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9509 FRAME_POINTER_REGNUM.
9510 (REG_CLASS_CONTENTS): Add sfp.
9511 (REG_ALLOC_ORDER): Likewise.
9512 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9513 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9514 of frame_pointer_rtx.
9515 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9517 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9519 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9520 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9521 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9523 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9526 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9528 Make CONSTRUCTOR use VEC to store initializers.
9529 * c-common.c (complete_array_type): Update to cope with VEC in
9531 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9532 (pp_c_constructor_elts): New function.
9533 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9534 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9535 struct constructor_stack, struct initializer_stack,
9536 constructor_elements, push_init_level, pop_init_level,
9537 add_pending_init, find_init_member, output_init_element): Update to
9538 cope with VEC in CONSTRUCTOR_ELTS.
9539 * coverage.c (build_fn_info_value, build_ctr_info_value,
9540 build_gcov_info): Likewise.
9541 * expr.c (categorize_ctor_elements_1, store_constructor,
9542 expand_expr_real_1): Likewise.
9543 * fold-const.c (fold_ternary): Likewise.
9544 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9545 gimplify_init_constructor, gimplify_expr): Likewise.
9546 * tree-dump.c (dequeue_and_dump): Likewise.
9547 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9549 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9551 * tree-sra.c (generate_element_init_1): Likewise.
9552 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9553 * tree-ssa-operands.c (get_expr_operands): Likewise.
9554 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9555 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9556 (get_initial_def_for_reduction): Likewise.
9557 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9558 value handle in annotations.
9559 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9560 tree_node_structure): Add support for constr_kind.
9561 (build_vector_from_ctor, build_constructor_single,
9562 build_constructor_from_list): New functions.
9563 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9564 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9565 Update to cope with VEC in CONSTRUCTOR_ELTS.
9566 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9567 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9568 CONSTRUCTOR_APPEND_ELT): New macros.
9569 (struct constructor_elt, struct tree_constructor): New data types.
9570 (union tree_node): Add tree_constructor field.
9571 * treestruct.def: Define TS_CONSTRUCTOR.
9572 * varasm.c (const_hash_1, compare_constant, copy_constant,
9573 compute_reloc_for_constant, output_addressed_constants,
9574 initializer_constant_valid_p, output_constant,
9575 array_size_for_constructor, output_constructor): Update to cope with
9576 VEC in CONSTRUCTOR_ELTS.
9577 * vec.h (VEC_empty, VEC_copy): New macros.
9579 2005-07-19 Devang Patel <dpatel@apple.com>
9581 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9583 2005-07-19 Richard Henderson <rth@redhat.com>
9586 * gimplify.c (gimplify_expr): Use main variant type for the temp
9587 destination for a discarded volatile read.
9588 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9589 casts between non-void types that change volatility.
9591 2005-07-15 DJ Delorie <dj@redhat.com>
9593 * toplev.h: Add comment about the first parameter for warning().
9594 * errors.h: Likewise.
9596 * c.opt (Wpragmas): New.
9597 * doc/invoke.texi: Document it.
9599 * function.c (do_warn_unused_parameter): Add warning control to
9601 * c-decl.c (warn_if_shadowing): Likewise.
9602 * c-lex.c (cb_def_pragma): Likewise.
9603 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9604 (pop_alignment): Likewise.
9605 (handle_pragma_pack): Likewise.
9606 (apply_pragma_weak): Likewise.
9607 (handle_pragma_weak): Likewise.
9608 (handle_pragma_redefine_extname): Likewise.
9609 (add_to_renaming_pragma_list): Likewise.
9610 (handle_pragma_extern_prefix): Likewise.
9611 (maybe_apply_renaming_pragma): Likewise.
9612 (handle_pragma_visibility): Likewise.
9614 * config/c4x/c4x-c.c (BAD): Likewise.
9615 (c4x_parse_pragma): Likewise.
9616 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9617 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9618 (rs6000_pragma_longcall): Likewise.
9619 * config/v850/v850-c.c (pop_data_area): Likewise.
9620 (ghs_pragma_section): Likewise.
9621 (ghs_pragma_section): Likewise.
9622 (ghs_pragma_interrupt): Likewise.
9623 (ghs_pragma_starttda): Likewise.
9624 (ghs_pragma_startsda): Likewise.
9625 (ghs_pragma_startzda): Likewise.
9626 (ghs_pragma_endtda): Likewise.
9627 (ghs_pragma_endsda): Likewise.
9628 (ghs_pragma_endzda): Likewise.
9630 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9631 Kenneth Zadeck <zadeck@naturalbridge.com>
9633 * Makefile.in: Removed tree-promote-statics.c
9634 * tree-promote-statics.c: Removed.
9635 * common.opt: Removed flag-promote-statics.
9637 * passes.c: Removed tree-promote-statics pass.
9638 * tree-pass.h: Ditto.
9639 * timevar.def: Removed TV_PROMOTE_STATICS.
9642 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9644 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9646 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9648 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9651 * c-common.c (check_function_arguments): Call
9652 'check_function_format' if either -Wformat or
9653 -Wmissing-format-attribute are specified.
9654 * c-format.c (check_function_format): Check -Wformat before
9655 calling 'check_format_info'.
9656 * c-opts.c (c_common_post_options): Don't warn for
9657 -Wmissing-format-attribute without -Wformat.
9658 * c-typeck.c (convert_for_assignment): Detect additional cases for
9659 -Wmissing-format-attribute.
9660 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9663 2005-07-19 Richard Guenther <rguenther@suse.de>
9665 * config/i386/i386.md (lrint<mode>2): Use temporary
9666 instead of clobbering non-existent memory.
9668 2005-07-19 Nick Clifton <nickc@redhat.com>
9670 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9671 statement to avoid displaying ASCII control characters.
9673 2005-07-19 Ben Elliston <bje@au.ibm.com>
9675 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9676 * cfganal.c (find_edge_index): Ditto.
9677 * combine.c (combine_instructions): Ditto.
9678 * ddg.c (create_scc): Ditto.
9679 (find_successors): Ditto.
9680 (find_predecessors): Ditto.
9681 (find_nodes_on_paths): Ditto.
9682 (longest_simple_path): Ditto.
9683 * flow.c (update_life_info): Ditto.
9684 (count_or_remove_death_notes): Ditto.
9685 (clear_log_links): Ditto.
9686 * modulo-sched.c (generate_reg_moves): Ditto.
9687 (find_max_asap): Ditto.
9688 (find_max_hv_min_mob): Ditto.
9689 (find_max_dv_min_mob): Ditto.
9690 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9691 * sched-rgn.c (extract_edgelst): Ditto.
9692 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9693 (dump_update_ssa): Ditto.
9694 (ssa_names_to_replace) Ditto.
9695 (switch_virtuals_to_full_rewrite): Ditto.
9696 (update_ssa): Ditto.
9697 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9699 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9701 Fix PR tree-optimization/22483
9703 * tree-complex.c (create_components): Use
9704 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9705 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9706 * tree-flow.h (safe_referenced_var_iterator): New structure.
9707 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9708 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9709 safe_referenced_var iterator.
9710 (add_type_alias): Ditto.
9712 2005-07-19 Steven Bosscher <stevenb@suse.de>
9714 * loop-init.c (rest_of_handle_loop2): Remove.
9715 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9716 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9717 (pass_rtl_loop_init, pass_rtl_loop_done,
9718 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9719 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9720 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9721 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9722 pass_tree_loop_done, and pass_tree_unswitch.
9723 (gate_loop): Rename to gate_tree_loop.
9724 * passes.c (init_optimization_passes): Update for renamed tree
9725 loop passes. Add the new loop2 passes as subpasses of loop2.
9726 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9727 Update for the renamed tree loop passes.
9729 2005-07-18 Ian Lance Taylor <ian@airs.com>
9732 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9733 blocks when optimizing.
9735 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9737 * common.opt (frename-registers): Initialize to 2.
9739 (fgcse-after-reload): Ditto.
9740 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9741 (process_options): Only change flag_web, flag_rename_registers,
9742 and flag_rerun_cse_after_loop if not explicitly set by user.
9744 2005-07-18 Jan Beulich <jbeulich@novell.com>
9746 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9747 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9748 in 64-bit mode the same as DImode in 32-bit mode.
9749 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9750 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9751 mode. Add new mode parameter.
9752 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9753 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9754 x86_64_shift_adj): New expanders.
9755 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9756 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9758 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9759 DImode shift splitters.
9760 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9761 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9764 2005-07-18 Jan Beulich <jbeulich@novell.com>
9766 * i386.md (movdi_extzv_1): New.
9767 (zero_extendhidi2): Combine alternatives and never force use of
9769 (zero_extendqidi2): Likewise. Don't restrict input selection.
9771 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9773 Fix PR tree-optimization/22531
9774 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9777 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9779 * tree-promote-statics.c (pass_promote_statics): Change dump file
9782 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9784 * tree-optimize.c (init_tree_optimization_passes): Add
9785 pass_eliminate_useless_stores pass.
9786 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9787 * tree-ssa-pre.c (is_copy_stmt): New function.
9788 (follow_copies_till_vuse): Ditto.
9789 (do_eustores): Ditto.
9790 (gate_eustores): Ditto.
9792 2005-07-16 Richard Henderson <rth@redhat.com>
9794 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9796 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9797 Kenneth Zadeck <zadeck@naturalbridge.com>
9799 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9800 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9801 ipa-type-escape.h, tree-promote-statics.c
9802 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9803 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9804 tree-promote-statics.c: new files.
9805 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9806 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9807 int nonlocal_set_p, mark_constant_function): Deleted.
9808 (rest_of_handle_cfg): Removed call to mark_constant_function.
9809 (nonoverlapping_component_refs_p): Added calls to support
9810 type based aliasing.
9811 * tree-ssa-alias.c (may_alias_p,
9812 compute_flow_insensitive_aliasing): Ditto.
9813 * calls.c (flags_from_decl_or_type): Removed reference to
9815 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9816 too many arguments. This is necessary for Spec 2000.
9817 * cgraph.h (const_function, pure_function): Removed.
9818 * common.opt: Added "fipa-pure-const", "fipa-reference",
9819 "fipa-type-escape", and "ftree-promote-static".
9821 * passes.c: Added ipa and tree-promote-statics passes.
9822 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9823 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9824 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9825 * tree-flow.h: Added exposed sra calls and addition of
9826 reference_vars_info field for FUNCTION_DECLS.
9827 * tree-pass.h: Added passes.
9828 * tree-sra.c: (sra_init_cache): New function.
9829 (sra_insert_before, sra_insert_after) Made public.
9830 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9832 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9833 aliasing. (may_alias_p): Added code to use type escape analysis to
9835 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9836 code to prune clobbers of static variables based on information
9837 produced in ipa-reference pass. Changed call clobbering so that
9838 statics are not marked as clobbered if the call does not clobber
9841 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9843 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9846 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9848 * doc/install.texi (*-*-solaris2*): Document recommended version
9849 of GNU binutils and mention GNU linker problem on Solaris 10.
9851 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9854 * c-decl.c (c_build_bitfield_integer_type): New function.
9855 (finish_struct): Call it.
9856 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9858 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9860 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9863 2005-07-16 Jan Hubicka <jh@suse.cz>
9865 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9866 (scale_bbs_frequencies_int): Watch roundoff errors.
9867 * predict.c (return_prediction): Initialize return_stmt.
9869 2005-07-16 Jan Hubicka <jh@suse.cz>
9871 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9872 after RTL profiling.
9874 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9877 * fold-const.c (build_range_check): Convert high/low to etype
9878 if we are only comparing against exp.
9880 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9882 Fix PR tree-optimization/22376
9883 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9885 (need_to_solve): New function.
9886 (compute_points_to_sets): Use it.
9888 2005-07-15 Jan Hubicka <jh@suse.cz>
9890 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9891 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9893 2005-07-15 Richard Guenther <rguenther@suse.de>
9895 * c-common.c (handle_flatten_attribute): New function.
9896 Add flatten function attribute.
9897 * doc/extend.texi: Document flatten function attribute.
9898 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9899 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9901 (cgraph_decide_inlining): Handle functions with flatten
9904 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9906 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9907 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9908 UNSPEC_XCHG, UNSPEC_AND): New.
9909 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9910 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9911 * config/rs6000/sync.md (FETCHOP): New code macro.
9912 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9914 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9915 (sync_compare_and_swap<mode>): Same.
9916 (sync_lock_test_and_set<mode>): Same.
9917 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9918 for QImode and HImode, and not PPC405.
9919 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9920 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9921 (sync_<fetchop>{si,di}_internal): New.
9922 (sync_nand{si,di}_internal): New.
9923 (sync_old_<fetchop>{si,di}_internal): New.
9924 (sync_old_nand{si,di}_internal): New
9925 (sync_new_<fetchop>{si,di}_internal): New.
9926 (sync_new_nand{si,di}_internal): New.
9927 (atomic_and{si,di}): New.
9928 (sync_new_nand{si,di}_internal): New.
9929 (atomic_and{si,di}): New.
9930 (sync_add<mode>_internal): Delete.
9931 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9932 (sync_sub<mode>_internal): Delte.
9933 (sync_subshort_internal): New.
9934 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9935 (sync_anddi_internal): Delete.
9936 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9937 (sync_booldi_internal): Delete.
9938 (sync_boolc<mode>_internal): Delete.
9939 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9940 (sync_boolc<mode>_internal2): Delete.
9941 (sync_boolcc<mode>_internal): Delete.
9942 (isync, lwsync): Use unspec instead of unspec_volatile.
9943 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9944 Revert UNSPEC_VOLATILE.
9945 (rs6000_split_atomic_op): New.
9946 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9948 2005-07-14 Eric Christopher <echristo@redhat.com>
9950 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9951 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9953 2005-07-14 Eric Christopher <echristo@redhat.com>
9955 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9957 2005-07-14 Steven Bosscher <stevenb@suse.de>
9959 PR tree-optimization/22230
9960 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9961 the computation of the four cross productions for "range op range".
9963 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9964 Ulrich Weigand <uweigand@de.ibm.com>
9967 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9970 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9972 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9974 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9976 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9978 2005-07-14 Richard Guenther <rguenther@suse.de>
9981 * config/i386/i386-protos.h (ix86_function_value): Change
9982 prototype to match new target hook.
9983 * config/i386/i386.c (ix86_value_regno): Change prototype
9984 to take extra type argument.
9985 (TARGET_FUNCTION_VALUE): Define.
9986 (ix86_function_ok_for_sibcall): Pass extra argument to
9987 ix86_value_regno, check return slot rtx for exact match.
9988 (ix86_function_value): Take extra parameter. Dispatch to
9989 ix86_value_regno with fndecl/fntype as provided.
9990 (ix86_value_regno): Handle extra type argument.
9991 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9993 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9994 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9995 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9996 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9997 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9999 2005-07-14 Richard Guenther <rguenther@suse.de>
10001 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10002 * calls.c (expand_call): Pass fntype to hard_function_value.
10003 (emit_library_call_value_1): Likewise.
10004 * explow.c: Include target.h.
10005 (hard_function_value): Take extra argument, the fntype.
10006 Use new target hook for function_value.
10007 * expr.h (hard_function_value): Change prototype.
10008 * function.c (aggregate_value_p): Pass 0 as fntype to
10009 hard_function_value.
10010 (assign_parms): Use new target hook for function_value.
10011 Pass 0 as fntype to hard_function_value.
10012 (expand_function_end): Likewise.
10013 * reg-stack.c: Include target.h.
10014 (stack_result): Use new target hook for function_value.
10015 * target-def.h: New target hook function_value.
10016 * target.h: Likewise.
10017 * targhooks.c (default_function_value): New function.
10018 * targhooks.h (default_function_value): Declare.
10020 2005-07-13 Ian Lance Taylor <ian@airs.com>
10022 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10024 2005-07-14 Jan Hubicka <jh@suse.cz>
10026 * tree-dfa.c (dump_variable): Use default_def function.
10027 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10028 * tree-ssa.c (verify_use): Likewise.
10029 * tree-ssanames.c (release_ssa_name): Likewise.
10030 * tree-tailcall.c (eliminate_tail_call): Likewise.
10031 (tree_optimize_tail_calls_1): Likewise.
10032 * tree-vrp.c (get_value_range): Likewise.
10034 2005-07-14 Ben Elliston <bje@au.ibm.com>
10036 * gcc.c (main): Compare language[0] with '*' when iterating over
10039 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10041 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10042 "s390_emit_compare". Add handling of CCZ1mode.
10043 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10044 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10046 (s390_branch_condition_mask): Add CCZ1mode handling.
10047 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10048 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10049 Use CCZ1mode instead of CCZmode.
10050 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10052 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10054 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10056 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10058 2005-07-13 Eric Christopher <echristo@redhat.com>
10060 * config/mips/mips.c (mips_canonicalize_comparison): New.
10061 (mips_emit_int_relational): Use.
10063 2005-07-13 Eric Christopher <echristo@redhat.com>
10065 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10066 static extra parts.
10067 * config/s390/s390.md: Include tpf.md. Move tpf specific
10069 * config/s390/tpf.md: To here.
10070 * config/s390/s390.opt: Move tpf specific options...
10071 * config/s390/tpf.opt: to here. Add mmain option.
10072 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10073 * config/s390/tpf.h: Rewrite.
10075 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10077 * doc/tm.texi: Remove @xref{Cross-profiling}.
10079 2005-07-13 Jeff Law <law@redhat.com>
10081 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10082 expressions, test their _DECL operands for pointer equality rather
10083 than using operand_equal_p.
10085 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10087 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10088 (TARGET_POSIX_IO): This.
10089 * config/darwin.h: Likewise.
10090 * config/freebsd.h: Likewise.
10091 * config/linux.h: Likewise.
10092 * config/lynx.h: Likewise.
10093 * config/netbsd.h: Likewise.
10094 * config/rs6000/linux64.h: Likewise.
10095 * config/rs6000/linux.h: Likewise.
10096 * config/s390/tpf.h: Likewise.
10097 * config/sh/embed-elf.h: Likewise.
10098 * config/sparc/linux64.h: Likewise.
10099 * config/sparc/linux.h: Likewise.
10100 * config/svr4.h: Likewise.
10101 * gcov-io.h: Likewise.
10103 * doc/tm.texi: Updated.
10105 * libgcov.c (create_file_directory): Defined only if
10106 TARGET_POSIX_IO is defined.
10107 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10110 2005-07-13 Jan Hubicka <jh@suse.cz>
10112 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10114 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10116 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10117 structure as argument.
10119 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10121 PR tree-optimization/21921
10122 * tree-iterator.c (tsi_link_before): Support the case when
10123 tsi_end_p (tsi) == true.
10125 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10127 PR tree-optimization/22442
10128 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10131 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10133 PR rtl-optimization/20376
10134 * toplev.c (process_options): Enable -fweb and -frename-registers when
10136 * doc/invoke.texi: Update the information about when -fweb and
10137 -frename-registers are enabled.
10139 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10142 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10143 if *rhs_p is not a SSA_NAME.
10145 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10147 Fix PR tree-optimization/22422
10148 * tree-ssa-structalias.c (struct variable_info): Add flag for
10150 (get_varinfo): Now a static function.
10151 (new_varinfo): init has_union and is_special_var to false.
10152 (solution_set_add): Check has_union.
10153 (do_da_constraint): Move temporary variable so it gets reset
10155 Also check for special variable.
10156 (do_ds_constraint): Ditto.
10157 (do_sd_constraint): Ditto.
10158 (do_structure_copy): Check for special variable.
10159 (find_func_aliases): Ditto.
10160 (init_base_vars): Set special vars properly.
10162 2005-07-13 Jan Hubicka <jh@suse.cz>
10164 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10167 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10168 (get_expr_operands): Fix thinko wrt flags and subvars.
10170 PR tree-optimize/22379
10171 * tree-inline.c (expand_call_inline): Do not output sorry in early
10174 2005-07-12 Dale Johannesen <dalej@apple.com>
10176 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10178 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10181 * host-linux.h: Include limits.h.
10183 2005-07-12 Dale Johannesen <dalej@apple.com>
10185 * expr.c (compress_float_constant): Add cost check.
10186 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10188 2005-07-12 Dale Johannesen <dalej@apple.com>
10190 * gcc.target/i386/compress-float-sse.c: New.
10191 * gcc.target/i386/compress-float-sse-pic.c: New.
10192 * gcc.target/i386/compress-float-387.c: New.
10193 * gcc.target/i386/compress-float-387-pic.c: New.
10194 * gcc.dg/compress-float-ppc.c: New.
10195 * gcc.dg/compress-float-ppc-pic.c: New.
10197 2005-07-12 Eric Christopher <echristo@redhat.com>
10199 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10200 static extra parts.
10201 * config/s390/s390.md: Include tpf.md. Move tpf specific
10203 * config/s390/tpf.md: To here.
10204 * config/s390/s390.opt: Move tpf specific options...
10205 * config/s390/tpf.opt: to here. Add mmain option.
10206 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10207 * config/s390/tpf.h: Rewrite.
10209 2005-07-12 Eric Christopher <echristo@redhat.com>
10211 * gcc.c (struct infile): Update comment for language.
10212 (main): Rewrite input file resetting code.
10214 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10217 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10218 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10219 (lookup_avail_expr): Use constant_boolean_node instead
10220 of boolean_false_node/boolean_true_node.
10222 2005-07-12 Ben Elliston <bje@au.ibm.com>
10224 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10225 and use it when printing num_edges.
10227 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10229 * doc/extend.texi (Blackfin Built-in Functions): New section.
10230 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10233 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10235 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10236 s/cmpstrsi/cmpstrnsi
10237 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10239 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10240 (init_optabs): Initialize cmpstrn_optab.
10241 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10242 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10243 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10244 * config/i386/i386.md: s/cmpstr/cmpstrn
10245 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10246 * doc/md.texi: Update documentation.
10248 2005-07-11 Richard Henderson <rth@redhat.com>
10250 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10251 build_va_arg_indirect_ref.
10252 (alpha_gimplify_va_arg): Likewise.
10253 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10254 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10255 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10256 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10257 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10258 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10260 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10262 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10264 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10265 * passes.c (init_optimization_passes): Add pass_empty_loop.
10266 * tree-pass.h (pass_empty_loop): Declare.
10267 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10268 try_remove_empty_loop, remove_empty_loops): New functions.
10269 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10270 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10272 2005-07-12 Peter Barada <peter@the-baradas.com>
10274 PR middle-end/16719
10275 PR middle-end/18421
10276 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10277 in address registers.
10278 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10279 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10280 alternative of addsi3_5200.
10282 2005-07-11 Ian Lance Taylor <ian@airs.com>
10284 * config/mips/mips.md (ffs<mode>2): Remove.
10286 2005-07-11 Ian Lance Taylor <ian@airs.com>
10288 * doc/tree-ssa.texi (Cleanups): Improve description of
10290 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10292 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10294 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10295 * tree.h (DECL_ARGUMENT_FLD): New macro.
10297 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10299 Fix PR tree-optimization/22404
10301 * tree-ssa-structalias.c (create_variable_info_for): Use
10304 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10306 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10307 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10308 for second comparison operand.
10309 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10311 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10312 (define_insn_reservation "alu"): Likewise.
10313 (csync, ssync): Now of type sync.
10314 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10315 -mcsync-anomaly -mspecld-anomaly.
10316 * config/bfin/bfin.opt (mcsync): Remove.
10317 (mcsync-anomaly, mspecld-anomaly): Add.
10318 * config/bfin/bfin.c: Include "insn-codes.h".
10319 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10320 (TARGET_DEFAULT_TARGET_FLAGS): New.
10321 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10323 2005-07-11 Steven Bosscher <stevenb@suse.de>
10325 * basic-block.h: Give the BB flags enum a name, bb_flags.
10326 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10327 * cfgcleanup.c (enum bb_flags): Remove here.
10328 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10329 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10330 (update_forwarder_flag): Likewise.
10331 (thread_jump): Likewise.
10332 (try_forward_edges): Likewise.
10333 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10334 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10335 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10337 2005-07-11 Richard Guenther <rguenther@suse.de>
10339 * config/i386/i386.opt: New target option -msseregparm.
10340 * config/i386/i386.c (override_options): Error out for
10341 -msseregparm but no SSE support.
10342 (ix86_function_sseregparm): Check for global sseregparm.
10343 * doc/invoke.texi: Document -msseregparm.
10345 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10347 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10348 (m32rle-*-linux*): Ditto.
10350 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10352 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10353 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10356 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10358 PR middle-end/22239
10360 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10361 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10363 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10365 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10366 (varmap): Heapify varmap.
10367 (constraints): Heapify constraints.
10368 (struct constraint_graph): Heapify succs and preds.
10369 (constraint_vec_find): Update for heapification.
10370 (constraint_set_union): Ditto.
10371 (insert_into_complex): Ditto.
10372 (constraint_edge_vec_find): Ditto.
10373 (erase_graph_self_edge): Ditto.
10374 (add_graph_edge): Ditto.
10375 (get_graph_weights): Ditto.
10376 (merge_graph_nodes): Ditto.
10377 (build_constraint_graph): Ditto.
10378 (topo_visit): Ditto.
10379 (solve_graph): Ditto.
10380 (create_variable_info_for): Ditto.
10381 (init_base_vars): Ditto.
10382 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10383 (condese_varmap_nodes): Free complex vector.
10384 (clear_edges_for_node): Clear succs and preds vector.
10386 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10388 * tree-ssa-structalias.c (update_alias_info): Change counting of
10389 references to not include vdefs.
10391 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10393 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10394 (up_insert): Ditto.
10396 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10398 * pa.c (pa_commutative_p): Make PLUS commutative when
10399 TARGET_NO_SPACE_REGS is true.
10401 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10403 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10404 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10405 * tree-dfa.c (dump_subvars_for): New.
10406 (debug_subvars_for): New.
10407 (dump_variable): Show subvariables if VAR has them.
10408 * tree-flow-inline.h (get_subvar_at): New.
10409 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10410 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10412 (struct subvar): Change fields offset and size to unsigned
10414 (dump_subvars_for): Declare.
10415 (debug_subvars_for): Declare.
10416 (get_subvar_at): Declare.
10417 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10418 to unsigned HOST_WIDE_INT *.
10419 (overlap_subvar): Likewise.
10420 * tree-gimple.c (is_gimple_reg): Always return false for
10421 SFTs and memory tags.
10422 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10423 Update all callers.
10424 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10425 (compute_may_aliases): Call compute_points_to_sets.
10426 (collect_points_to_info_for): Remove.
10427 (compute_points_to_and_addr_escape): Remove.
10428 (delete_alias_info): Call delete_points_to_sets.
10429 (compute_flow_sensitive_aliasing): If the call to
10430 find_what_p_points_to returns false, call set_pt_anything.
10431 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10432 (set_pt_anything): Clear pi->pt_vars.
10433 (set_pt_malloc): Remove.
10434 (merge_pointed_to_info): Remove.
10435 (add_pointed_to_expr): Remove.
10436 (add_pointed_to_var): Remove.
10437 (collect_points_to_info_r): Remove.
10438 (is_escape_site): Make extern.
10440 (create_overlap_variables_for): Call it.
10441 * tree-ssa-copy.c (merge_alias_info): Never merge
10442 flow-sensitive alias information.
10443 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10444 offset and size to be unsigned HOST_WIDE_INT.
10445 (add_to_addressable_set): Rename from note_addressable.
10446 Set TREE_ADDRESSABLE as the variables are added to the set.
10448 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10449 operands into VUSEs when adding V_MAY_DEFs for members in an
10451 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10452 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10453 (struct variable_info): Add bitfield is_heap_var.
10454 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10455 (new_var_info): Initialize is_heap_var.
10456 (get_constraint_for): Add HEAP variables to the symbol table.
10457 Mark them with is_heap_var.
10458 (update_alias_info): New. Taken mostly from the old
10459 compute_points_to_and_addr_escape.
10460 (handle_ptr_arith): New.
10461 (find_func_aliases): Call update_alias_info.
10462 Call handle_ptr_info for tcc_binary expressions.
10463 Call mark_stmt_modified.
10464 (create_variable_info_for): If DECL has subvars, do not create
10465 variables for its subvars. Always add all the fields.
10466 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10467 SFTs, then add all the SFTs of the structure.
10468 If VI->DECL is an aggregate with subvariables, add the SFT at
10470 (find_what_p_points_to): If VI is an artificial variable,
10471 translate to bitfields in SSA_NAME_PTR_INFO.
10472 If the solution is empty, set pi->pt_vars to NULL
10473 (init_base_vars): Create ANYOFFSET.
10474 (compute_points_to_sets): Rename from create_alias_vars.
10476 (pass_build_pta): Remove.
10477 (delete_points_to_sets): Rename from delete_alias_vars.
10478 (pass_del_pta): Remove.
10479 * tree-ssa-structalias.h (struct alias_info): Move from
10481 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10482 NUM_REFERENCES_SET): Likewise.
10483 (compute_points_to_sets, delete_points_to_sets): Declare.
10485 2005-07-09 Richard Henderson <rth@redhat.com>
10487 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10488 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10489 alpha_split_lock_test_and_set_12): New functions.
10490 * config/alpha/alpha-protos.h: Update.
10491 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10492 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10493 * config/alpha/sync.md (I12MODE): New.
10494 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10495 (sync_<fetchop_name><I48MODE>): Likewise.
10496 (sync_nand<I48MODE>): Likewise.
10497 (sync_old_<fetchop_name><I48MODE>): Likewise.
10498 (sync_new_<fetchop_name><I48MODE>): Likewise.
10499 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10500 (sync_compare_and_swap<I48MODE>): Likewise.
10501 (sync_lock_test_and_set<I48MODE>): Likewise.
10502 (sync_compare_and_swap<I12MODE>): New.
10503 (sync_compare_and_swap<I12MODE>_1): New.
10504 (sync_lock_test_and_set<I12MODE>): New.
10505 (sync_lock_test_and_set<I12MODE>_1): New.
10507 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10511 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10513 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10515 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10516 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10518 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10521 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10523 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10525 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10526 memory_operand constraint.
10527 (store_conditional_<mode>): Same.
10528 (sync_compare_and_swap<mode>): Same.
10529 (sync_lock_test_and_set<mode>): Same.
10531 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10533 Rewrite PIC support to more closely model actual instructions.
10534 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10535 (cris_symbol): Remove prototypes for removed functions.
10536 (cris_pic_symbol_type_of, cris_valid_pic_const)
10537 (cris_expand_pic_call_address): Prototypes for new functions.
10538 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10540 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10542 <case ':'>: Add case for new punctuation character.
10543 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10544 emitting (extra) PIC modifier.
10545 <case UNSPEC>: Do not assert for PLT.
10546 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10547 (cris_expand_prologue, cris_expand_epilogue): Check
10548 for pic_offset_table_rtx usage instead of taking
10549 current_function_uses_pic_offset_table as the final word.
10550 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10551 Remove flag_pic difference.
10552 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10553 the moral equivalents of...
10554 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10556 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10557 (cris_handle_option): Mark ARG as unused.
10558 (cris_expand_pic_call_address): New worker function for "call",
10560 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10561 output PIC constructs here.
10562 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10563 as symbol-specific modifers, not whole or part of operands.
10564 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10565 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10566 constants and flag_pic.
10567 (CONSTANT_INDEX_P): Adjust for new functions.
10568 (enum cris_pic_symbol_type): New helper type.
10569 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10570 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10571 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10573 ("movsi"): Emit actual instructions for GOT and relative access.
10574 ("*movsi_got_load"): New pattern to set up the register holding
10576 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10577 Adjust FIXME for 'S'.
10578 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10579 Use "movs" for -fpic cases.
10580 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10581 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10582 ("call", "call_value"): Just call cris_expand_pic_call_address for
10584 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10585 Remove special pattern.
10586 ("*expanded_call_side", "*expanded_call_value_side"): New
10588 (gotplt-to-plt, gotplt-to-plt-side-call)
10589 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10591 * config/cris/cris/predicates.md
10592 ("cris_general_operand_or_gotless_symbol"): Remove unused
10594 ("cris_general_operand_or_symbol"): Adjust for new functions.
10596 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10598 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10600 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10602 * Makefile.in (TREE_H): Add treestruct.def.
10603 (c-decl.o): Add pointer-set.h
10604 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10605 visibility on regular DECL's.
10606 (merge_decls): Fix the copying of decl nodes of various types for
10607 the new structures. Don't update RTL, section name, weak status,
10608 etc, on DECL's without RTL.
10609 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10610 Don't check volatile on non-variable types.
10611 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10612 to check whether we have seen arguments.
10613 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10614 flag is checked before field (flag is common, field is not).
10615 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10616 TS_DECL_COMMON could have an origin.
10617 (add_location_or_const_value_attribute): Don't check section name
10618 on non-var/function decls.
10619 (dwarf2out_var_location): Reverse order of tests.
10620 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10621 with DECL_WRTL_CHECK.
10622 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10623 * fold-const.c (fold_binary): Don't check weakness on
10624 non-var/function decls.
10625 (tree_expr_nonzero_p): Ditto.
10626 (fold_checksum_tree): Use tree_decl_extra as sizeof
10628 * ggc-page.c (extra_order_size_table): Add sizes for
10629 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10631 * gimplify.c (gimplify_bind_expr): Only set
10632 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10633 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10635 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10636 * langhooks.h (init_ts). New langhook.
10637 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10638 * print-tree.c (print_node): Update to only print fields that
10639 exist in the structures the passed decl has.
10640 * toplev.c (wrapup_global_declarations): Don't reset
10641 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10642 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10643 * tree-inline.c (remap_decl): Ditto.
10644 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10645 * tree-pretty-print.c (print_declaration): Don't print
10646 DECL_REGISTER on things that don't contain it.
10647 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10648 non-var/function decls.
10649 * tree.c (tree_contains_struct): New structure.
10650 (init_priority_for_decl): New hashtable.
10651 (tree_int_map): New structure.
10652 (tree_int_map_eq): New function.
10653 (tree_int_map_marked_p): Ditto.
10654 (tree_int_map_hash): Ditto.
10655 (tree_map): Move to tree.h.
10656 (tree_map_eq): Externalize.
10657 (tree_map_hash): Ditto.
10658 (tree_map_marked_p): Ditto.
10659 (init_ttree): Set up tree_contains_struct and call langhook.
10660 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10661 (tree_code_size): Update for new structures.
10662 (tree_node_structure): Update for new structures.
10663 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10665 (copy_node_stat): Copy init priority.
10666 (build_decl_stat): Ditto for visibility.
10667 (ts_enum_names): New.
10668 (tree_contains_struct_check_failed): New function.
10669 (decl_init_priority_lookup): Ditto.
10670 (decl_init_priority_insert): Ditto.
10671 * treestruct.def: New file.
10672 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10673 (CONTAINS_STRUCT_CHECK): Ditto.
10674 (tree_contains_struct_check_failed): New prototype.
10675 (DECL_CHECK): Removed.
10676 (DECL_MINIMAL_CHECK): New.
10677 (DECL_COMMON_CHECK): Ditto.
10678 (DECL_WRTL_CHECK): Ditto.
10679 (DECL_NON_COMMON_CHECK): Ditto.
10680 (DECL_WITH_VIS_CHECK): Ditto.
10681 (VAR_OR_FUNCTION_DECL_P): Ditto
10682 (struct tree_decl_minimal): New structure.
10683 (struct tree_decl_common): Ditto.
10684 (struct tree_decl_with_rtl): Ditto.
10685 (struct tree_decl_with_vis): Ditto.
10686 (struct tree_decl_non_common): Ditto.
10687 (struct tree_field_decl): Ditto.
10688 (struct tree_parm_decl): Ditto.
10689 (struct tree_var_decl): Ditto.
10690 (struct tree_function_decl): Ditto.
10691 (struct tree_const_decl): Ditto.
10692 (struct tree_result_decl): Ditto.
10693 (union tree_node): Add new structures.
10694 * var-tracking.c (track_expr_p): Reverse order of tests.
10696 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10698 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10700 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10701 * system.h: Poison FINALIZE_PIC.
10702 * doc/tm.texi (FINALIZE_PIC): Remove.
10704 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10707 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10708 to the correct type if we have a MODIFY_EXPR.
10710 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10712 PR tree-optimization/22360
10713 * tree.c (upper_bound_in_type): Fix calculations for casting
10714 to a non-wider signed type and casting a signed value to a
10715 wider unsigned type.
10716 (lower_bound_in_type): Fix calculations for casting to a
10717 non-wider signed type.
10719 PR tree-optimization/20139
10720 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10722 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10723 fold_cond_expr_cond.
10724 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10725 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10727 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10730 * tree-complex.c (expand_complex_libcall): Produce
10731 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10733 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10735 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10736 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10737 b" assert and inserted fastpath code for this case.
10738 (bitmap_ior): Removed "a != b" assert.
10740 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10742 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10743 (ENDFILE_SPEC): Likewise.
10744 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10746 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10747 a large stack frame at epilogue.
10749 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10751 * final.c: Include sdbout.h when required.
10753 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10755 * config.gcc (*-*-darwin*): Only one target-specific header file
10756 for generic darwin.
10757 (powerpc-*-darwin*): Add version-specific header files.
10758 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10759 * config.in: Regenerate.
10760 * configure: Regenerate.
10761 * gcc.c: Include xregex.h.
10762 (version_compare_spec_function): New.
10763 (spec_function): Add version-compare.
10764 (replace_outfile_spec_function): Reformat comment.
10765 (compare_version_strings): New.
10766 * config/darwin-c.c (version_as_macro): New.
10767 (builtin_define): New.
10768 (darwin_cpp_builtins): New.
10769 * config/darwin-protos.h (darwin_cpp_builtins): New.
10770 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10771 (LIB_SPEC): Make unconditional, update comment.
10772 (TARGET_C99_FUNCTIONS): Define.
10773 * config/darwin.opt: Sort.
10774 (mmacosx-version-min=): New.
10775 * config/darwin7.h: Delete.
10776 * config/darwin8.h: Delete.
10777 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10778 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10779 (TARGET_C99_FUNCTIONS): Define.
10780 * config/rs6000/darwin7.h: New.
10781 * config/rs6000/darwin8.h: New.
10782 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10783 (-mmacosx-version-min): Document.
10785 2005-07-07 Ian Lance Taylor <ian@airs.com>
10787 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10789 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10791 PR middle-end/22239
10792 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10794 2005-07-07 Khem Raj <kraj@mvista.com>
10796 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10797 in bytes, not words.
10799 2005-07-07 Paul Brook <paul@codesourcery.com>
10801 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10802 DEFAULT_FUNCTION_ARG_PADDING to upward.
10804 2005-07-07 Richard Henderson <rth@redhat.com>
10806 * function.c (locate_and_pad_parm): Record parameter alignment in
10807 stack_alignment_needed.
10809 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10811 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10812 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10813 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10814 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10815 (define_attr "type"): Add isync, sync, load_l, store_c.
10816 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10817 Create scratch volatile MEM.
10818 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10820 (load_locked_<mode>): New.
10821 (store_conditional_<mode>): New.
10822 (sync_compare_and_swap<mode>): Replace with splitter.
10823 (sync_lock_test_and_set<mode>): Replace with splitter.
10824 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10826 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10827 is ics. Attribute isync.
10828 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10830 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10831 and UNSPECV_SYNC_OP.
10832 (emit_unlikely_jump): New.
10833 (emit_load_locked): New.
10834 (emit_store_conditional): New.
10835 (rs6000_split_compare_and_swap): New.
10836 (rs6000_split_lock_test_and_set): New.
10837 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10838 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10839 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10840 rs6000_split_lock_test_and_set): Declare.
10841 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10842 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10843 store_c, isync, sync.
10845 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10847 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10848 filenames to gtyp-gen.h.
10849 (s-typ-gen): Use it in place of for loops.
10851 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10853 * hooks.c (hook_bool_rtx_int_false): New function.
10854 * hooks.h (hook_bool_rtx_int_false): Declare.
10855 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10856 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10857 * target.h (struct gcc_target): Add commutative_p member.
10858 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10859 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10860 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10861 (pa_commutative_p): New function.
10862 * jump.c (target.h): Include.
10863 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10864 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10866 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10868 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10869 (s390_expand_setmem): New.
10870 * config/s390/s390.c: Likewise.
10871 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10873 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10874 general_operand. Call new function "s390_expand_setmem".
10875 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10876 ("setmem_long", "*setmem_long"): ... this.
10878 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10880 * config/s390/s390.c: (optimization_options): Enable
10881 TARGET_MVCLE at -Os.
10882 * doc/invoke.texi: Document changes in default behaviour.
10883 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10885 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10887 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10888 defined by back-end.
10890 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10892 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10893 all sets in the pattern.
10894 * config/rs6000/rs6000.md (stack_protect_testsi,
10895 stack_protect_testdi): Likewise.
10897 2005-07-06 Jeff Law <law@redhat.com>
10899 * tree-vrp.c (simplify_using_ranges): Kill.
10900 (vrp_finalize): Remove call to simplify_using_ranges.
10901 (simplify_stmt_using_ranges): New function extracted from
10902 simplify_using_ranges.
10903 (simplify_div_or_mod_using_ranges): Likewise.
10904 (simplify_abs_using_ranges): Likewise.
10905 (simplify_cond_using_ranges): New function.
10906 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10907 * tree-ssa-propagate.c (substitute_and_fold): Call
10908 simplify_stmt_using_ranges if we have range information.
10910 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10912 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10913 ia64_flag_schedule_isns2.
10915 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10916 reading/writing general registers.
10917 (ia64_function_arg): Revert 2005-06-18 change.
10919 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10921 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10922 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10924 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10926 * function.c (expand_function_end): Revert part of 2005-06-27
10927 patch. Do sjlj_emit_function_exit_after after return_label.
10929 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10931 * doc/install.texi (--disable-libssp): New.
10933 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10935 * doc/invoke.texi: Update -fforce-mem documentation.
10936 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10937 code for -fforce-mem.
10938 * expmed.c: (store_bit_field,store_fixed_bit_field,
10939 extract_bit_field): Ditto.
10940 * expr.c: (convert_move): Ditto.
10941 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10942 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10943 emit_conditional_add,expand_float,expand_fix): Ditto.
10944 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10945 (common_handle_option): Issue warning when -fforce-mem specified.
10947 2005-07-06 Paul Brook <paul@codesourcery.com>
10949 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10951 * configure: Regenerate.
10953 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10955 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10957 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10959 Fix PR tree-optimization/22319
10960 Fix PR tree-optimization/22140
10961 Fix PR tree-optimization/22310
10963 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10964 variable sized types.
10965 Use correct type for intermediate structure on *a = *b structure
10968 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10970 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10972 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10973 (machine_function): Move typedef to...
10974 * config/rs6000/rs6000.c (machine_function): ... here. Add
10975 varargs_save_offset field.
10976 (rs6000_stack_t): Remove varargs_size field.
10977 (setup_incoming_varargs): Allocate varargs save area using
10978 assign_stack_local, try to make it as small as possible.
10979 Save offset from virtual_stack_vars_rtx to the save area
10980 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10981 instead of magic 8 when fp word byte size is used.
10982 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10983 instead of -RS6000_VARARGS_SIZE.
10984 (rs6000_stack_info, debug_stack_info,
10985 rs6000_initial_elimination_offset): Remove all traces of
10987 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10988 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10989 RS6000_VARARGS_AREA.
10991 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10993 PR tree-optimization/21963
10994 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10995 constant_multiple_of in the same way get_computation_cost_at does.
10997 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10999 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11000 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11001 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11002 and return its previous value.
11003 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11004 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11006 (stack_protect_set, stack_protect_test): New expanders.
11007 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11008 stack_protect_testdi): New insns.
11009 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11010 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11012 2005-07-06 Jeff Law <law@redhat.com>
11014 * tree-ssa-dce.c (cfg_altered): New global.
11015 (tree_dce_init): Initialize cfg_altered.
11016 (remove_dead_stmt): If we remove an edge in the CFG, then set
11018 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11021 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11023 * Makefile.in (stamp-collect-ld): Use
11024 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11025 ./collect-ld if it already exists.
11026 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11027 Don't remove ./nm if it already exists.
11029 2005-07-05 Devang Patel <dpatel@apple.com>
11031 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11032 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11033 * tree-vectorizer.c (vect_loop_location): New.
11034 (vect_print_dump_info): Use vect_loop_location.
11035 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11036 (vectorize_loops): Set vect_loop_location.
11037 * tree-vect-analyze.c (vect_analyze_offset_expr,
11038 vect_determin_vectorization_factor, vect_analyze_operations,
11039 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11040 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11041 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11042 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11043 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11044 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11045 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11046 vect_analyze_loop): Adjust vect_print_dump_info API.
11047 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11048 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11049 vect_finish_stmt_generation, vectorizable_assignment,
11050 vectorizable_operation, vectorizable_store, vectorizable_load,
11051 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11052 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11053 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11054 vect_transform_loop): Same.
11055 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11056 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11059 2005-07-05 Randolph Chung <tausq@debian.org>
11061 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11062 * configure: Regenerate.
11063 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11064 (pa_tls_referenced_p): Declare.
11065 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11066 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11067 (legitimize_tls_address): New.
11068 (hppa_legitimize_address): Handle TLS addresses.
11069 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11070 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11071 (emit_move_sequence): Handle TLS addresses.
11072 (pa_encode_section_info): Call default handler to handle common
11074 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11075 (CONSTANT_ADDRESS_P): Reject TLS operands.
11076 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11077 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11078 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11079 (UNSPEC_TLSLE): Define new constants.
11080 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11081 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11082 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11083 (tie_symbolic_operand, tle_symbolic_operand): New
11085 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11087 * aclocal.m4: Update macros for autoconf 2.59 style.
11088 * configure.ac: Likewise.
11090 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11092 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11093 (function_arg): Pass small aggregates in general registers on 32-bit
11095 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11097 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11099 * Makefile.in (final.o): Fix dependencies.
11101 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11105 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11106 * langhooks.c (lhd_expr_to_decl): New.
11107 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11109 (LANG_HOOKS_INITIALIZER): Update.
11110 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11111 expr_to_decl langhook.
11112 * c-tree.h (c_expr_to_decl): Declare.
11113 * c-typeck.c (c_expr_to_decl): New.
11114 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11116 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11118 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11121 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11122 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11124 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11126 * Makefile.in: Adjust dependencies.
11127 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11128 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11129 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11130 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11131 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11132 rest_of_compilation.
11134 * bb-reorder.c (gate_duplicate_computed_gotos,
11135 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11136 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11137 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11138 pass_partition_blocks): New.
11139 * bt-load.c (gate_handle_branch_target_load_optimize,
11140 rest_of_handle_branch_target_load_optimize,
11141 pass_branch_target_load_optimize): New.
11142 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11144 * cfglayout.c (pass_insn_locators_initialize): New.
11145 * cfgrtl.c (pass_free_cfg): New.
11146 * combine.c (gate_handle_combine, rest_of_handle_combine,
11147 pass_combine): New.
11148 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11149 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11150 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11151 * except.c (pass_set_nothrow_function_flags,
11152 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11154 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11155 rest_of_handle_shorten_branches, pass_shorten_branches,
11156 rest_of_clean_state, pass_clean_state): New.
11157 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11158 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11159 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11161 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11162 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11163 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11164 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11166 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11167 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11168 pass_rtl_ifcvt, gate_handle_if_after_combine,
11169 rest_of_handle_if_after_combine, pass_if_after_combine,
11170 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11171 pass_if_after_reload): New.
11172 * integrate.c (pass_initial_value_sets): New.
11173 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11174 pass_purge_lineno_notes): New.
11175 * mode-switching.c (rest_of_handle_mode_switching,
11176 pass_mode_switching): New.
11177 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11178 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11180 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11181 pass_loop_optimize): New.
11182 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11184 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11186 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11187 pass_postreload_cse): New.
11188 * profile.c (gate_handle_profiling, pass_profiling,
11189 rest_of_handle_branch_prob, pass_branch_prob): New.
11190 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11191 pass_split_before_regstack, gate_handle_split_before_regstack,
11192 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11193 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11194 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11195 pass_stack_regs): New.
11196 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11197 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11198 pass_stack_adjustments): New.
11199 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11200 pass_regrename): New.
11201 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11202 pass_delay_slots, gate_handle_machine_reorg,
11203 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11204 * rtl.h (extern void purge_line_number_notes): New.
11205 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11206 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11208 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11210 * value-prof.c (gate_handle_value_profile_transformations,
11211 rest_of_handle_value_profile_transformations,
11212 pass_value_profile_transformations): New.
11213 * var-tracking.c (gate_handle_var_tracking,
11214 pass_variable_tracking): New.
11215 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11217 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11218 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11219 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11220 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11221 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11222 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11223 rest_of_handle_gcse2, rest_of_handle_regmove,
11224 rest_of_handle_tracer, rest_of_handle_if_conversion,
11225 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11226 rest_of_handle_web, rest_of_handle_branch_prob,
11227 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11228 rest_of_handle_jump_bypass, rest_of_handle_combine,
11229 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11230 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11231 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11232 rest_of_handle_mode_switching, rest_of_handle_jump,
11233 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11234 rest_of_handle_flow2, rest_of_handle_jump2,
11235 rest_of_handle_peephole2, rest_of_handle_postreload,
11236 rest_of_handle_shorten_branches, rest_of_clean_state,
11237 rest_of_compilation): Remove.
11239 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11240 * passes.c (dump_flags, in_gimple_form, all_passes,
11241 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11242 register_dump_files, next_pass_1, last_verified, execute_todo,
11243 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11244 from tree-optimize.c.
11245 (init_optimization_passes): Moved from tree-optimize.c,
11246 adding the RTL optimizations.
11247 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11248 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11249 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11250 register_dump_files, next_pass_1, last_verified, execute_todo,
11251 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11252 init_tree_optimization_passes, ipa_passes): Delete.
11253 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11255 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11256 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11258 (ipa_passes): Remove.
11259 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11260 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11261 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11262 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11263 (dump_info_p, dump_flag): Moved to tree-dump.h.
11265 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11267 * passes.c (finish_optimization_passes): Use dump_begin
11268 and dump_end, TDI_end.
11269 (gate_rest_of_compilation): New.
11270 (pass_rest_of_compilation): Use it.
11271 (gate_postreload, pass_postreload): New.
11272 * toplev.c (general_init): Rename init_tree_optimization_passes.
11273 * toplev.h (init_tree_optimization_passes): Rename to
11274 init_optimizations_passes.
11275 * tree-dump.c (dump_flag): Make static.
11276 (dump_files): Remove RTL dumps.
11277 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11278 pass_cleanup_cfg, pass_free_cfg_annotations,
11279 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11280 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11281 * tree-pretty-print.c: Include tree-pass.h.
11282 * cgraph.c: Include tree-dump.h.
11284 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11286 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11287 Only fall back to saying it points to readonly memory if
11288 we can't do better.
11290 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11292 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11293 * config/m32r/m32r.c (m32r_compute_frame_size,
11294 m32r_expand_prologue): Take current_function_profile into
11295 account whenever we reference
11296 current_function_uses_pic_offset_table.
11297 (m32r_finalize_pic): Remove.
11298 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11300 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11302 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11303 instead of $<. Don't remove ./as if it already exists.
11305 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11308 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11309 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11310 for complex modes when generating code for PA 1.0.
11311 (VALID_FP_MODE_P): New macro.
11312 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11313 sets for all general and floating point modes. Align wide floating
11314 point modes to even register boundaries to comply with architectural
11316 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11317 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11318 (VALID_FP_MODE_P): New macro.
11319 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11320 sets for all general and floating point modes. Align wide floating
11321 point modes to even register boundaries to comply with architectural
11324 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11326 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11329 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11331 * tree-ssa-structalias.c: Don't include expr.h.
11333 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11335 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11338 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11340 Fix PR tree-optimization/22279
11342 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11345 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11347 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11349 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11351 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11352 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11353 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11354 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11355 config/stormy16/stormy16.c, config/v850/v850.c,
11356 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11357 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11358 Avoid "." or "\n" at end of diagnostics and capital letters at
11359 start of diagnostics.
11360 * combine.c, cse.c: Don't translate dump file output.
11361 * toplev.c (print_version): Only translate output if going to
11364 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11366 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11367 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11370 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11372 * pa.c (fix_range): Fix typo in comment.
11374 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11376 * tree-vrp.c (extract_range_from_assert): Replace
11377 fold (build (...)) with fold_build2.
11379 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11381 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11382 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11383 (format_types_orig, handle_format_attribute): Add support for
11386 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11388 * varasm.c (assemble_variable): Fix format specifier thinko.
11390 2005-07-03 Ira Rosen <irar@il.ibm.com>
11392 PR tree-optimization/22029 (and 22135)
11393 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11394 a phi node before calling dump_vops.
11396 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11398 * tree-dump.h (dump_string_field): Declare.
11399 * tree-dump.c: Use it instead of dump_string.
11400 (dump_string_field): Make non-static.
11402 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11404 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11405 up the minimal CFG stuff always when optimize > 0. Call
11406 split_all_insns_noflow in PIC case if needed.
11408 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11409 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11412 * c-decl.c (c_write_global_declarations): Dump contents of
11414 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11415 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11416 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11417 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11420 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11422 * c-common.h (GCC_DIAG_STYLE): Define.
11423 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11424 version for format checking to 4.1.
11425 * c-format.c: Include toplev.h after c-common.h.
11426 (enum format_type): Add gcc_tdiag_format_type.
11427 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11428 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11429 (format_types_orig): Add gcc_tdiag.
11430 (init_dynamic_diag_info): Support gcc_tdiag formats.
11431 (handle_format_attribute): Likewise.
11432 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11433 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11434 version for format checking to 4.1.
11435 (warning0, warning, error, pedwarn, sorry): Use
11436 ATTRIBUTE_GCC_DIAG.
11437 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11438 (finish_aliases_1): Do not use %qE.
11439 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11440 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11441 Correct format bugs.
11442 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11443 parameter to unsigned HOST_WIDE_INT.
11444 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11446 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11448 PR middle-end/21742
11449 * expr.c (write_complex_part): Use adjust_address for MEM.
11450 (read_complex_part): Same.
11452 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11454 Fix PR tree-optimization/22280
11456 * tree-sra.c (generate_element_init): Remove useless loop.
11458 2005-07-02 Richard Henderson <rth@redhat.com>
11460 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11462 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11464 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11466 PR middle-end/14490
11467 * fold-const.c (fold_binary): Handle the return value of
11468 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11469 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11471 2005-07-02 Jeff Law <law@redhat.com>
11473 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11474 a eliminate type conversion which feeds an equality comparison
11475 if the original type or either operand in the comparison is a
11478 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11480 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11481 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11483 * config/avr/avr.c: Do not use '`' as left quote.
11484 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11485 Remove "." from end of diagnostics. Make diagnostics start with
11488 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11489 Joseph S. Myers <joseph@codesourcery.com>
11491 * toplev.c (default_tree_printer): Handle setting location with
11493 * c-objc.common.c (c_tree_printer): Likewise.
11494 * c-format.c (gcc_diag_flag_specs): Add '+'.
11495 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11496 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11498 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11499 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11500 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11501 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11502 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11503 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11504 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11505 format arguments where %J is used without %D.
11507 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11509 * gcc.c (LINK_SSP_SPEC): Define.
11510 (link_ssp_spec): New variable.
11511 (LINK_COMMAND_SPEC): Add %(link_ssp).
11512 (static_specs): Add link_ssp_spec.
11513 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11514 * configure: Rebuilt.
11515 * config.in: Rebuilt.
11517 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11518 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11519 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11520 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11521 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11522 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11523 -0x7008(2) instead of reading __stack_chk_guard variable.
11524 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11526 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11527 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11528 if TARGET_THREAD_SSP_OFFSET is defined.
11529 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11530 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11533 2005-06-27 Richard Henderson <rth@redhat.com>
11534 * libgcc-std.ver (GCC_4.1.0): New.
11535 * libgcc.h (__stack_chk_guard): Declare.
11536 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11537 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11538 * mklibgcc.in (lib2funcs): Add them.
11540 2005-07-01 Richard Henderson <rth@redhat.com>
11542 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11543 void * before struct sigcontext *.
11544 (x86_fallback_frame_state): Likewise.
11546 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11548 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11550 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11553 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11554 we check for SSA_NAME for.
11556 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11558 Fix PR tree-optimization/22071
11560 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11562 (get_constraint_for_component_ref): Use it.
11564 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11567 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11568 print out the last new line.
11570 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11572 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11573 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11574 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11575 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11576 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11577 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11578 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11579 (enum reg_class): New member CC0_REGS.
11580 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11581 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11582 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11583 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11584 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11585 Adjust for register now described.
11587 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11590 * config/i386/i386.md (stack_protect_test_si,
11591 stack_protect_test_di): Add earlyclobber for scratch 3.
11592 * config/rs6000/rs6000.md (stack_protect_testsi,
11593 stack_protect_testdi): Add earlyclobber for scratch 3,
11594 remove earlyclobber from scratch 4.
11596 Older entries for 2005 can be found in ChangeLog-2005.