1 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
3 * config/s390/s390.md ("atype", "length"): Rewrite.
4 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
6 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
8 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
10 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
12 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
13 PARALLELs with a mode.
15 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
17 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
20 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
22 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
24 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
28 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
31 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
33 2005-12-14 Jakub Jelinek <jakub@redhat.com>
37 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
38 DECL_P, call get_section rather than get_named_section. Supply
41 2005-12-14 Ben Elliston <bje@au.ibm.com>
43 * c-common.c (c_common_truthvalue_conversion): Generalise warning
44 for addresses converted to booleans; not just function addresses.
45 * c-typeck.c (build_binary_op): Warn for address comparisons which
46 can never be NULL (eg. func == NULL or &var == NULL).
47 * common.opt (Walways-true): New option.
48 * c-opts.c (c_common_handle_option): Set it with -Wall.
49 * doc/invoke.texi: Document it.
51 2005-12-13 Paul Brook <paul@codesourcery.com>
53 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
54 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
56 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
58 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
59 (EXTRA_MULTILIB_PARTS): Define.
61 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
63 PR rtl-optimization/20070 / part1
64 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
65 count_or_remove_death_notes with kill == -1.
66 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
67 registers if PROP_POST_REGSTACK is set.
68 (mark_used_reg): Likewise.
69 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
70 REG_UNUSED notes for stack regs.
71 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
72 to match rtx_equiv_p machinery. Change caller.
73 (outgoing_edges_match): Likewise.
74 (try_crossjump_to_edge): Use struct_equiv_block_eq
75 instead of flow_find_cross_jump.
76 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
77 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
78 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
79 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
80 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
81 (insns_match_p): Update prototype.
82 (flow_find_cross_jump): Remove prototype.
83 (struct_equiv_block_eq, struct_equiv_init): Declare.
84 (rtx_equiv_p, condjump_equiv_p): Likewise.
85 * struct-equiv.c: Include reload.h.
86 (IMPOSSIBLE_MOVE_FACTOR): Define.
87 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
88 (struct_equiv_improve_checkpoint): Likewise.
89 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
90 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
91 (struct_equiv_merge, find_dying_input): Likewise.
92 (resolve_input_conflict, note_local_live): Likewise.
93 (death_notes_match_p): Change parameters and processing
94 to match rtx_equiv_p machinery. Change caller.
95 (insns_match_p): Likewise.
96 (flow_find_cross_jump): Replace with:
97 (struct_equiv_block_eq).
100 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
101 * recog.c (verify_changes): Make it static.
102 * recog.h: Remove the corresponding prototype.
104 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
106 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
109 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
111 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
112 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
113 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
114 TARGET_MS1_64_001 appropriately.
115 (ms1_machine_reorg): Use TARGET_MS2.
117 2005-12-13 Jakub Jelinek <jakub@redhat.com>
121 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
122 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
123 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
124 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
125 Set mode to SI, adjust constraints.
126 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
127 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
130 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
132 * c-cppbuiltin.c (builtin_define_float_constants): Add
133 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
134 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
135 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
136 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
137 to "((double)%sL)" otherwise "%s".
139 2005-12-13 Paul Brook <paul@codesourcery.com>
141 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
144 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
146 * tree-flow.h: Allow compilation with a C++ compiler.
147 (struct edge_prediction): Prefix all field names with "ep_".
148 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
149 (tree_predict_edge, combine_predictions_for_bb): Likewise.
150 (remove_predictions_associated_with_edge): Likewise.
152 2005-12-12 Jeff Law <law@redhat.com>
154 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
156 * passes.c (init_optimization_passes): Run reassociation again
157 after loop optimizations.
159 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
161 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
163 (optimize_stmt): Ditto.
164 (canonicalize_comparison): New function.
165 * tree-ssa-operands.c (swap_tree_operands): Make external.
166 (get_expr_operands): Stop auto-canonicalization.
167 * tree-ssa-reassoc.c: Rewrite.
168 (init_optimization_passes):
169 * tree-flow.h (swap_tree_operands): Prototype.
170 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
172 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
174 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
175 indicate function epilogue has been output.
176 (pa_asm_output_mi_thunk): Likewise.
177 (output_deferred_plabels): Put plabels in readonly data section when
178 not generating PIC code.
179 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
180 information. Add assert.
181 (som_output_comdat_data_section_asm_op): New function.
182 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
183 instead of output_section_asm_op for COMDAT sections.
185 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
187 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
188 Fix whitespace in vincinity of to-be-installed changes.
189 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
190 (insns_match_p): Likewise.
192 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
194 * config.gcc (ms1): Replace with ...
196 * config/ms1: Rename to ...
197 * config/mt: ... here. Rename ms1 files to mt.
198 * config/mt/mt.c: Adjust gt-mt.h #include.
199 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
200 (crti.o, crtn.o): Adjust file names.
202 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
204 * varray.h: Allow compilation with a C++ compiler.
205 (union varray_data_tag): Prefix all field names with "vdt_".
206 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
207 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
208 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
209 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
210 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
211 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
212 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
213 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
214 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
215 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
216 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
217 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
218 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
219 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
220 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
221 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
222 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
223 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
224 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
225 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
226 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
227 VARRAY_TOP_TREE_PTR): Likewise.
228 * varray.c (varray_grow): Likewise.
229 (varray_clear): Likewise.
231 2005-12-12 Alan Modra <amodra@bigpond.net.au>
234 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
235 alignment to doubleword if the first field is a double array.
236 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
238 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
240 * tree-ssa-structalias.c (process_constraint): Remove code to
241 transform addressofs into scalar.
242 (create_variable_info_for): In whole-program IPA, globals don't
243 point to ANYTHING by default.
245 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
247 * timevar.def (TV_IPA_PTA): New.
248 * tree-pass.h (pass_ipa_pta): New
249 * tree-ssa-structalias.c: Include cgraph.h
251 (predbitmap_obstack): New.
252 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
253 (struct constraint_stats): Add num_edges.
254 (new_var_info): Don't call bitmap_clear.
255 (struct constraint_edge): Update docs.
256 (new_constraint_edge): Remove src param.
257 (struct constraint_graph): Add zero_weight_succs,
258 zero_weight_preds. Update docs.
259 (constraint_expr_equal): Reformat.
260 (constraint_edge_equal): Update for removal of src.
261 (constraint_edge_less): Ditto.
262 (constraint_edge_vec_find): Ditto.
263 (erase_graph_self_edge): Update for removal of src and and zero
265 (clear_edges_for_node): Ditto.
266 (add_graph_edge): Ditto.
267 (get_graph_weights): Ditto.
268 (allocate_graph_weights): Ditto.
269 (merge_graph_nodes): Ditto.
270 (int_add_graph_edge): Ditto.
271 (valid_graph_edge): Ditto.
272 (valid_weighted_graph_edge): Ditto.
273 (build_constraint_graph): Ditto.
275 (collapse_nodes): Ditto.
276 (process_unification_queue): Ditto.
278 (solve_graph): Ditto.
279 (do_structure_copy): Ditto.
280 (perform_var_substitution): Ditto.
281 Init and release obstack.
282 (handle_ptr_arith): Try to resolve directly.
283 (find_func_aliases): Don't call update_alias_info here
284 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
285 (do_sd_constraint): Add code for propagating faster.
287 (do_ds_constraint): Ditto.
288 (count_num_arguments): New function.
289 (create_function_info_for): Ditto.
290 (create_variable_info_for): Handle FUNCTION_DECL.
291 (intra_create_variable_infos): Use make_constraint_to_anything.
292 (init_alias_vars): Init obstacks here.
293 (need_to_solve): Handle zero weight graph changes.
294 (compute_points_to_sets): Call update_alias_info here.
295 (delete_points_to_sets): Free zero weight preds/succs here.
297 (ipa_pta_execute): New
299 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
301 * tree-ssa-structalias.c (var_anyoffset): Removed.
302 (anyoffset_tree): Ditto.
303 (anyoffset_id): Ditto.
304 (do_deref): Take vector of constraints, no return value.
305 Update to work on vector.
306 (get_constraint_for): Ditto.
307 (get_constraint_for_component_ref): Ditto.
308 (do_structure_copy): Ditto.
309 (handle_ptr_arith): Ditto.
310 (find_func_aliases): Ditto.
311 (set_uids_in_ptset): Remove anyoffset handling.
312 (init_base_vars): Ditto.
314 2005-12-10 Mark Mitchell <mark@codesourcery.com>
317 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
318 DECL_EXTERNAL functions have no bodies. Tidy.
320 2005-12-10 Andreas Schwab <schwab@suse.de>
322 * except.c (switch_to_exception_section): Only define if
323 TARGET_UNWIND_INFO is not defined.
325 2005-12-10 Richard Sandiford <richard@codesourcery.com>
327 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
328 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
330 2005-12-10 Richard Sandiford <richard@codesourcery.com>
332 * output.h (init_section, fini_section): Delete.
333 * varasm.c (init_section, fini_section): Delete.
334 (init_varasm_once): Don't initialize them.
335 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
336 there are no corresponding varasm.c variables.
338 2005-12-10 Richard Sandiford <richard@codesourcery.com>
340 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
341 of EH_FRAME_SECTION_NAME into...
342 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
344 * except.c (default_exception_section): Delete, moving most
346 (switch_to_exception_section): ...this new function. Set
347 exception_section if it is still null, then switch to it.
348 (output_function_exception_table): Use switch_to_exception_section.
349 * varasm.c (exception_section, eh_frame_section): Update comments.
350 (get_section): Hoist use of SECTION_NAMED.
351 (init_varasm_once): Don't set exception_section and eh_frame_section.
352 * output.h (default_exception_section): Delete.
353 (default_eh_frame_section): Delete.
355 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
357 * config/bfin/bfin.c: Include "cgraph.h".
358 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
359 Return the reg that holds the pointer to the GOT.
360 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
361 doing stack checking.
363 2005-12-09 Diego Novillo <dnovillo@redhat.com>
365 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
366 recompute_tree_invarant_for_addr_expr.
367 Update uses everywhere.
369 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
371 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
372 (MULTILIB_DIRNAMES): Define.
374 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
377 * config/s390/s390.c (struct s390_address): New field literal_pool.
378 (s390_decompose_address): Compute literal_pool field. Do not
379 assume register %r13 is always (and solely) used as pool base.
380 (s390_extra_constraint_str): Use literal_pool field.
382 2005-12-09 Thiemo Seufer <ths@networkno.de>
384 * config/mips/mips.c (override_options): Don't allow too small
385 integers in FP registers.
387 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
389 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
390 targetm.binds_local_p to check for local function calls.
392 2005-12-09 Alan Modra <amodra@bigpond.net.au>
395 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
396 call_used_regs can't be used to save reg in another reg.
398 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
399 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
401 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
403 * except.c (output_ttype): Likewise.
404 * tree-object-size.c (collect_object_sizes_for): Likewise.
405 (check_for_plus_in_loops_1): Likewise.
406 (check_for_plus_in_loops): Likewise.
407 (compute_object_sizes): Use gcc_unreachable instead of abort.
409 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
411 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
412 (loop_end, loop_init, doloop_end): New insns.
413 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
414 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
415 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
416 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
417 * config/ms1/ms1.c: #include basic-block.h
418 (struct machine_function): Add has_loops field.
420 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
421 (struct loop_info, struct loop_work): New.
422 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
423 (ms1_reorg_loops): New loop optimization.
424 (ms1_machine_reorg): Call it.
425 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
427 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
429 PR tree-optimization/25248
430 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
431 evolution_of_loop from the failed attempt. Remove handling
434 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
436 * tree.h (DECL_EXTERNAL): Clarify documentation.
438 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
439 Jakub Jelinek <jakub@redhat.com>
442 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
443 argument. Don't drop outer ANDs.
444 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
445 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
447 * config/s390/predicates.md (setmem_operand): Remove.
448 (shift_count_operand): Rename to...
449 (shift_count_or_setmem_operand): ... this. Adjust
450 s390_decompose_shift_count caller.
451 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
452 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
453 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
454 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
455 rotl<mode>3_and, setmem_long_and): New insns.
456 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
457 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
458 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
459 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
460 of shift_count_operand.
461 (setmem_long): Use shift_count_or_setmem_operand instead of
464 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
465 Andreas Tobler <a.tobler@schweiz.ch>
467 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
470 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
472 * expr.c (force_operand): Use convert_to_mode for conversions.
474 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
476 * reload.h (reg_equiv_invariant): Declare.
477 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
478 register also when reg_equiv_invariant[R] is set.
480 2005-12-07 Richard Sandiford <richard@codesourcery.com>
481 Andreas Tobler <a.tobler@schweiz.ch>
483 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
485 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
487 * tree-ssa-pre.c (bitmap_set_and): New function.
488 (bitmap_set_and_compl): New function.
489 (bitmap_set_empty_p): New function.
490 (insert_extra_phis): New function.
491 (compute_avail): Use insert_extra_phis.
493 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
495 * config/s390/s390.c (s390_expand_atomic): New function.
496 Adjust comment of helper functions.
497 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
498 * config/s390/s390.md ("ATOMIC"): New code macro.
499 ("atomic"): Corresponding new code attribute.
500 ("sync_lock_test_and_set[hq]i",
501 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
503 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
505 * config/s390/s390.c (s390_expand_mask_and_shift,
506 struct alignment_context, init_alignment_context,
507 s390_expand_cs_hqi): New.
508 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
509 * config/s390/s390.md ("sync_compare_and_swaphi",
510 "sync_compare_and_swapqi"): New pattern.
512 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
514 Fix PR tree-optimization/25291
515 * tree-ssa-operands.c (add_call_clobber_ops): Remove
516 redundant and crashing check.
518 2005-12-08 Alan Modra <amodra@bigpond.net.au>
521 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
522 tests further when !strict && reload_in_progress.
523 (print_operand): Check that both operands of indexed address are regs.
524 (print_operand_address): Likewise.
525 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
526 (INT_REG_OK_FOR_BASE_P): Correct.
528 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
530 Preparation for PR rtl-optimization/20070 / part1
531 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
532 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
533 outgoing_edges_match.
534 (outgoing_edges_match): Use condjump_equiv_p.
535 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
537 * struct-equiv.c: New file.
538 (death_notes_match_p) New function, broken out of insns_match_p.
539 * Makefile.in (OBJS-common): Add struct-equiv.o.
540 (struct-equiv.o): New target.
542 2005-12-07 Richard Sandiford <richard@codesourcery.com>
544 * coretypes.h: Revert previous change.
545 * config/darwin.h: Revert previous reversion.
546 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
548 2005-12-07 Richard Sandiford <richard@codesourcery.com>
550 * coretypes.h (section): Provide dummy definition for target files.
551 * config/darwin.h: Revert previous change.
553 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
555 * doc/sourcebuild.texi (all.build, install-normal): Remove.
556 * configure.ac: Remove all.build and install-normal from target_list
557 * configure: Regenerate.
558 * Makefile.in (install): Don't depend on install-normal.
560 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
562 * Makefile.in: Document the use of stamps.
564 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
566 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
567 * Makefile.in: Add code to compute some dependencies on s-gtype
568 automatically. Remove the declaration of those dependencies.
570 2005-12-07 Richard Sandiford <richard@codesourcery.com>
572 * gcc/reload.c (push_secondary_reload): Fix typo:
573 s/insn_constraint/scratch_constraint/.
575 2005-12-07 Richard Sandiford <richard@codesourcery.com>
577 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
579 2005-12-07 Richard Sandiford <richard@codesourcery.com>
581 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
582 (alpha_elf_select_rtx_section): Return the selected section rather
583 than emitting assembly code.
584 (alpha_write_linkage): Emit a ".link" directive directly and then
585 set in_section to NULL.
586 (vms_asm_out_constructor): Use switch_to_section.
587 (vms_asm_out_destructor): Likewise.
588 (unicosmk_output_common): Set in_section to NULL instead of calling
589 the dummy common_section function.
590 (unicosmk_text_section): Delete in favor of...
591 (unicosmk_output_text_section_asm_op): ...this new function.
592 (unicosmk_data_section): Delete in favor of...
593 (unicosmk_output_data_section_asm_op): ...this new function.
594 (unicosmk_init_sections): New function.
595 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
596 (unicosmk_output_ssib): Set in_section to NULL instead of calling
597 the dummy ssib_section function.
598 (unicosmk_section_buf): Delete.
599 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
600 (unicosmk_data_section): Delete.
601 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
602 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
603 (SECTION_FUNCTION_TEMPLATE): Delete.
604 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
605 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
606 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
607 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
608 (TARGET_ASM_INIT_SECTIONS): Define.
609 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
610 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
611 (link_section, literals_section): Delete.
612 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
613 set in_section to NULL.
615 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
616 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
617 (COMMON_SECTION): Delete.
618 (TARGET_ASM_INIT_SECTIONS): Define.
619 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
620 the dummy common_section function.
621 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
622 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
623 between readonly_data_section and text_section to check whether
624 read-only data is being put in the text section.
625 (arm_output_function_epilogue): Use switch_to_section.
626 (arm_elf_asm_constructor): Likewise.
627 (thumb_call_via_reg): Replace call to in_text_section with
628 a comparison between in_section and text_section.
629 (arm_file_end): Use switch_to_section.
630 (aof_text_section): Delete in favor of...
631 (aof_output_text_section_asm_op): ...this new function.
632 (aof_data_section): Delete in favor of...
633 (aof_output_data_section_asm_op): ...this new function.
634 (aof_asm_init_sections): New function.
635 (zero_init_section): Moved from config/arm/aof.h.
636 (aof_dump_imports, aof_file_start): Use switch_to_section.
637 * config/arm/arm.h (thumb_call_via_label): Update comment.
638 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
639 (common_section): Delete.
640 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
641 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
642 global switch_to_section function instead of the old port-local one.
643 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
644 (SWITCH_TO_SECTION_FUNCTION): Delete.
645 (drectve_section): Redefine as a macro.
646 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
647 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
650 * config/avr/avr.c (progmem_section): New variable.
651 (avr_output_progmem_section_asm_op): New function.
652 (avr_asm_init_sections): New function.
653 (avr_output_addr_vec_elt): Use switch_to_section.
654 * config/avr/avr.h (progmem_section): Declare.
655 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
656 (READONLY_DATA_SECTION): Delete.
657 (TARGET_ASM_INIT_SECTIONS): Define.
658 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
659 * config/avr/avr-protos.h (progmem_section): Delete.
661 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
663 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
664 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
666 * config/darwin-sections.def: New file.
667 * config/darwin.c: Define all sections in darwin-sections.def.
668 (output_objc_section_asm_op, darwin_init_sections): New functions.
669 (machopic_output_indirection): Use switch_to_section.
670 (machopic_select_section): Return the selected section rather than
671 emitting assembly code. Replace the static function table with
672 inline conditional expressions. Update the tests of last_text_section
673 and move them into the FUNCTION_DECL block.
674 (machopic_select_rtx_section): Return the selected section rather than
675 emitting assembly code.
676 (machopic_asm_out_constructor, machopic_asm_out_destructor)
677 (darwin_file_end): Use switch_to_section.
678 * config/darwin.h: Use darwin-sections.def to declare sections.
679 (INIT_SECTION_ASM_OP): Remove empty definition.
680 (HAS_INIT_SECTION): Define this instead.
681 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
682 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
683 (TARGET_ASM_EH_FRAME_SECTION): Delete.
684 (TARGET_ASM_INIT_SECTIONS): Define.
685 * config/darwin-protos.h (darwin_init_sections): Declare.
686 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
687 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
688 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
689 (constructor_section, destructor_section, mod_init_section): Delete.
690 (mod_term_section): Delete.
691 (darwin_exception_section, darwin_eh_frame_section): Delete.
692 (machopic_select_section): Return a section.
693 (machopic_select_rtx_section): Likewise.
694 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
695 (const_section, const_coal_section, const_data_section): Delete.
696 (const_data_coal_section, data_coal_section, cstring_section): Delete.
697 (literal4_section, literal8_section, constructor_section): Delete.
698 (mod_init_section, mod_term_section, destructor_section): Delete.
699 (objc_class_section, objc_meta_class_section, objc_category_section)
700 (objc_class_vars_section, objc_instance_vars_section): Delete.
701 (objc_cls_meth_section, objc_inst_meth_section): Delete.
702 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
703 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
704 (objc_symbols_section, objc_module_info_section): Delete.
705 (objc_image_info_section, objc_protocol_section): Delete.
706 (objc_string_object_section, objc_constant_string_object_section)
707 (objc_class_names_section, objc_meth_var_names_section): Delete.
708 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
709 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
710 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
711 (darwin_exception_section, darwin_eh_frame_section): Delete.
712 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
714 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
715 (frv_asm_out_destructor): Likewise.
716 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
717 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
718 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
720 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
721 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
722 (data_section): Delete.
724 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
725 (DRECTVE_SECTION_FUNCTION): Delete.
726 (drectve_section): Redefine as a macro that sets in_section after
727 emitting the directive.
728 (SWITCH_TO_SECTION_FUNCTION): Delete.
729 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
730 in_text_section with comparison between in_section and text_section.
731 * config/i386/i386.c (x86_64_elf_select_section): Return the section
732 rather than emitting assembly code. Use get_named_section.
733 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
735 (machopic_output_stub): Use switch_to_section.
736 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
737 (nwld_named_section_asm_out_destructor): Use get_section and
740 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
741 rather than emitting assembly code.
742 (ia64_rwreloc_select_section): Likewise.
743 (ia64_rwreloc_select_rtx_section): Likewise.
744 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
745 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
747 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
748 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
750 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
751 section rather than emitting assembly code.
752 (iq2000_select_section): Likewise.
753 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
754 (sbss_section): Delete.
756 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
757 and get_named_section.
758 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
760 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
761 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
762 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
763 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
765 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
766 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
767 global switch_to_section function instead of the old port-local one.
768 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
769 (SWITCH_SECTION_FUNCTION): Delete.
770 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
771 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
772 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
773 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
775 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
776 global switch_to_section function instead of the old port-local one.
777 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
779 * config/mips/mips.c (mips_file_start): Update comment.
780 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
781 (mips_output_aligned_decl_common): Use switch_to_section.
782 (mips_select_rtx_section): Return the section rather than emitting
783 assembly code. Use get_named_section.
784 (mips_function_rodata_section: Likewise get_section.
785 (build_mips16_function_stub): Use switch_to_section.
786 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
787 (SDATA_SECTION_ASM_OP): Delete.
788 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
789 (EXTRA_SECTION_FUNCTIONS): Delete.
791 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
792 (mmix_asm_output_aligned_local): Use switch_to_section.
794 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
795 (som_one_only_readonly_data_section): New variables.
796 (pa_output_function_epilogue): Set in_section to NULL instead of
797 calling forget_section.
798 (output_deferred_plabels): Use select_section.
799 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
800 of calling forget_section.
801 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
802 (pa_asm_output_aligned_local): Use select_section.
803 (som_text_section_asm_op): Delete in favor of...
804 (som_output_text_section_asm_op): ...this new function.
805 (pa_som_asm_init_sections): New function.
806 (pa_select_section): Return the section rather than emitting
808 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
809 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
810 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
811 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
812 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
813 (som_readonly_data_section, som_one_only_readonly_data_section)
814 (som_one_only_data_section, forget_section): Delete.
815 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
816 (TARGET_ASM_INIT_SECTIONS): Define.
817 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
819 * config/rs6000/rs6000.c (read_only_data_section): New variable.
820 (private_data_section, read_only_private_data_section): New variables.
821 (sdata2_section, toc_section): New variables.
822 (rs6000_file_start): Use switch_to_section.
823 (rs6000_assemble_integer): Use comparisons against in_section
824 instead of calling in_toc_section and in_text_section. Use
825 unlikely_text_section_p.
826 (rs6000_elf_output_toc_section_asm_op): New function, derived
827 from the old rs6000/sysv4.h toc_section function.
828 (rs6000_elf_asm_init_sections): New function.
829 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
830 the section rather than emitting assembly code.
831 (machopic_output_stub): Use switch_to_section.
832 (toc_section): Delete dummy function.
833 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
834 switch_to_section and get_section.
835 (rs6000_xcoff_output_readonly_section_asm_op): New function.
836 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
837 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
838 the old rs6000/xcoff.h toc_section function.
839 (rs6000_xcoff_asm_init_sections): New function.
840 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
841 the section rather than emitting assembly code.
842 (rs6000_xcoff_file_start): Use switch_to_section.
843 (rs6000_xcoff_file_end): Likewise.
844 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
845 (sdata2_section, sbss_section, private_data_section): Delete.
846 (read_only_data_section, read_only_private_data_section): Delete.
847 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
848 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
849 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
850 (FINI_SECTION_FUNCTION): Delete.
851 (TARGET_ASM_INIT_SECTIONS): Define.
852 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
853 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
854 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
855 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
856 (READONLY_DATA_SECTION): Delete.
857 (TARGET_ASM_INIT_SECTIONS): Define.
858 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
859 to NULL rather than no_section.
860 (TARGET_ASM_EXCEPTION_SECTION): Delete.
862 * config/sh/sh.c (sh_file_start): Use switch_to_section.
864 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
865 (sparc_output_deferred_case_vectors): Likewise. Remove argument
866 from call to current_function_section.
868 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
869 (bss100_section): New variable.
870 (xstormy16_asm_output_aligned_common): Use switch_to_section.
871 (xstormy16_asm_init_sections): New function.
872 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
873 switch_to_section and get_section.
874 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
875 from calls to current_function_section.
876 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
877 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
878 (TARGET_ASM_INIT_SECTIONS): Define.
879 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
881 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
882 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
883 (FINI_SECTION_FUNCTION): Delete.
885 * config/v850/v850.c: Include gt-v850.h.
886 (rosdata_section, rozdata_section, tdata_section, zdata_section)
887 (zbss_section): New variables.
888 (v850_output_aligned_bss): Use switch_to_section.
889 (v850_asm_init_sections): New function.
890 (v850_select_section): Return the section rather than emitting
892 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
893 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
894 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
895 (TARGET_ASM_INIT_SECTIONS): Define.
896 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
897 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
898 (zbss_section): Delete.
900 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
902 * config/vx-common.h (vxworks_exception_section): Delete.
903 (TARGET_ASM_EXCEPTION_SECTION): Delete.
905 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
906 section rather than emitting assembly code.
907 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
910 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
911 * coretypes.h (section): New union and typedef.
912 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
913 from call to current_function_section.
914 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
915 (dbxout_symbol_location): Use switch_to_section.
916 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
917 most of the code into...
918 (default_eh_frame_section): ...here. Return a section.
919 (collect2_eh_frame_section): Delete, moving most of the code into..
920 (switch_to_eh_frame_section): ...this new function.
921 (debug_info_section, debug_abbrev_section, debug_aranges_section)
922 (debug_macinfo_section, debug_line_section, debug_loc_section)
923 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
925 (output_call_frame_info): Call switch_to_eh_frame_section instead of
926 eh_frame_section. Use switch_to_section and get_section.
927 (dwarf2out_begin_prologue): Use switch_to_section.
928 (AT_string_form): Check the flags in debug_str_section instead of
929 DEBUG_STR_SECTION_FLAGS.
930 (output_comp_unit): Use switch_to_section, get_section, and
932 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
933 (dwarf2out_begin_block): Use switch_to_section. Remove argument
934 from call to current_function_section.
935 (dwarf2out_var_location): Use unlikely_text_section_p.
936 (dwarf2out_source_line): Use switch_to_section. Remove argument
937 from call to current_function_section.
938 (dwarf2out_start_source_file, dwarf2out_end_source_file)
939 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
940 debug_macinfo_section.
941 (dwarf2out_init): Initialize the new section variables. Use them
942 instead of calls to named_section_flags. Use switch_to_section.
943 (output_indirect_string): Use switch_to_section and debug_str_section.
944 (dwarf2out_finish): Use switch_to_section and the new section
946 * except.c (default_exception_section): Return the section instead
947 of emitting assembly code.
948 (output_function_exception_table): Use the global exception_section
949 variable instead of the target hook. Use switch_to_section. Remove
950 argument from call to current_function_section.
951 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
952 (shorten_branches): Use pointer comparisons to detect whether the
953 text section is the same as readonly_data_section.
954 (profile_function): Use switch_to_section. Remove argument from
955 call to current_function_section.
956 (final_scan_insn): Likewise. Update use of last_text_section.
957 * gengtype.c (open_base_files): Add an include of output.h.
958 * output.h (text_section, data_section, readonly_data_section)
959 (ctors_section, dtors_section, bss_section, init_section)
960 (fini_section, sdata_section): Turn into section pointers.
961 (in_text_section, in_unlikely_text_section, exports_section)
962 (drectve_section, named_section, mergeable_string_section)
963 (last_text_section_name): Delete.
964 (default_exception_section, default_eh_frame_section): Return sections.
965 (SECTION_DECLARED, SECTION_NAMED): New macros.
966 (SECTION_MACH_DEP): Bump value.
967 (section_common, named_section, unnamed_section): New structures.
968 (unnamed_section_callback): New typedef.
969 (section): New union.
970 (sbss_section, exception_section, eh_frame_section): New variables.
971 (in_section, last_text_section): Turn into section pointers.
972 (get_unnamed_section, get_section, get_named_section): New functions.
973 (mergeable_constant_section, function_section): Return a section.
974 (unlikely_text_section): Likewise.
975 (current_function_section): Likewise. Remove the decl argument.
976 (unlikely_text_section_p, switch_to_section): New functions.
977 (output_section_asm_op): New function.
978 (set_named_section_flags, named_section_flags, named_section_real)
979 (named_section_first_declaration): Delete.
980 (default_select_section, default_elf_select_section): Return a section.
981 (default_elf_select_section_1, default_function_rodata_section)
982 (default_no_function_rodata_section, default_select_rtx_section)
983 (default_elf_select_rtx_section): Likewise.
984 * rtl.h (in_data_section): Delete.
985 * sdbout.c (sdbout_one_type): Use switch_to_section.
986 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
987 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
988 (TARGET_ASM_EH_FRAME_SECTION): Poison.
989 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
990 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
991 (TARGET_ASM_OUT): Update after above changes.
992 * target.h (init_sections): New hook.
993 (exception_section, eh_frame_section): Delete.
994 (select_section, select_rtx_section, function_rodata_section): Return
995 a section rather than emitting assembly code.
996 * varasm.c (text_section, data_section, readonly_data_section)
997 (ctors_section, dtors_section, bss_section, init_section)
998 (fini_section): Turn into section pointers.
999 (sdata_section, sbss_section, exception_section): New variables.
1000 (eh_frame_section): New variable.
1001 (in_section): Make global and turn into a section pointer.
1002 (last_text_section): Turn into a section pointer.
1003 (unnamed_sections): New variable.
1004 (in_named_name, last_text_section_name): Delete.
1005 (EXTRA_SECTION_FUNCTIONS): Delete.
1006 (in_named_entry): Delete.
1007 (section_htab): New variable, replacing...
1008 (in_named_htab): ...this deleted variable.
1009 (section_entry_eq, section_entry_hash): New functions, based on...
1010 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1011 (get_unnamed_section, get_section): New functions.
1012 (unlikely_text_section): Return a section instead of emitting
1014 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1015 (get_named_section_flags, named_section_first_declaration): Delete.
1016 (unlikely_text_section_p): New function.
1017 (named_section_real, named_section): Delete.
1018 (get_named_section): New function.
1019 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1020 (function_section): Return a section rather than emitting
1022 (current_function_section): Likewise. Remove argument. Use
1023 last_text_section if nonnull, otherwise use function_section.
1024 (default_function_rodata_section): Return a section rather than
1025 emitting assembly code. Use get_section.
1026 (default_no_function_rodata_section): Return a section rather than
1027 emitting assembly code.
1028 (variable_section): Use switch_to_section and get_named_section.
1029 (mergeable_string_section): Return a section rather than emitting
1030 assembly code. Use get_section. Make static. Don't take special
1031 countermeasures for empty strings.
1032 (mergeable_constant_section): Return a section rather than emitting
1033 assembly code. Use get_section.
1034 (default_named_section_asm_out_destructor): Use switch_to_section
1036 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1037 (default_named_section_asm_out_constructor): Use switch_to_section
1039 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1040 (assemble_start_function): Likewise. Set last_text_section to
1041 NULL rather than no_section. Change the type of save_section.
1042 (assemble_zeros, assemble_variable): Use the section flags to detect
1043 whether or not a section is text.
1044 (assemble_static_space): Use switch_to_section.
1045 (assemble_trampoline_template): Likewise.
1046 (output_constant_def_contents): Use switch_to_section and
1048 (output_constant_pool_1): Use switch_to_section. Use the section
1049 flags to see whether sections contain mergeable data.
1050 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1051 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1052 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1053 whether a section has already been declared.
1054 (default_select_section, default_elf_select_section): Return a
1055 section rather than emitting assembly code.
1056 (default_elf_select_section_1): Likewise. Use bss_section for
1057 SECCAT_BSS if nonnull. Use get_named_section.
1058 (default_select_rtx_section): Return a section rather than
1059 emitting assembly code.
1060 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1061 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1062 (output_section_asm_op, switch_to_section): New functions.
1063 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1066 * doc/tm.texi: Expand the introduction to the sections documentation.
1067 (TRAMPOLINE_SECTION): Document new interface.
1068 (SDATA_SECTION_ASM_OP): Document new macro.
1069 (READONLY_DATA_SECTION): Delete.
1070 (SDATA_SECTION_ASM_OP): Document new macro.
1071 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1072 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1073 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1074 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1075 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1077 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1079 * gcc.c (init_gcc_specs): Match braces inside conditionally
1082 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1084 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1086 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1089 * tree.c (integer_all_onesp): Always return true if all bits on.
1091 * testsuite/g++.dg/init/array0.C: New.
1093 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1095 * doc/md.texi: Adapt to implementation.
1097 2005-12-06 Andreas Schwab <schwab@suse.de>
1099 * opts.c (decode_options): Fix typo in message.
1101 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1104 * longlong.h: Merge PPC tests from upstream.
1106 2005-12-06 Richard Guenther <rguenther@suse.de>
1108 * fold-const.c (fold_convert): Do not build and fold
1109 CONVERT_EXPR, but always use NOP_EXPR.
1111 2005-12-06 Jan Beulich <jbeulich@novell.com>
1113 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1114 __builtin_ia32_paddq and __builtin_ia32_subq.
1115 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1116 __builtin_ia32_pshufw.
1117 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1119 2005-12-05 James E Wilson <wilson@specifix.com>
1122 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1125 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1127 * print-tree.c (print_node): Ditto.
1128 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1129 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1130 before accessing DECL_ARTIFICIAL.
1131 Handle new tag tree codes.
1132 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1134 (unmodifiable_var_p): Ditto.
1135 * tree-flow.h (mem_tag_kind): Remove.
1136 (struct var_ann_d): Remove mem_tag_kind member.
1137 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1138 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1139 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1140 (group_aliases): Ditto.
1141 (setup_pointers_and_addressables): Ditto.
1142 (is_escape_site): Ditto.
1143 (may_alias_p): Ditto.
1144 (create_tag_raw): New function.
1145 (create_memory_tag): Use it.
1146 (dump_alias_info): Update for tags.
1147 (may_be_aliased): Ditto.
1148 (add_type_alias): Ditto.
1149 (new_type_alias): Ditto.
1150 (create_sft): Ditto.
1151 (create_structure_vars): Ditto.
1152 * tree-ssa-ccp.c (get_default_value): Ditto.
1153 * tree-ssa-operands.c (get_expr_operands): Ditto.
1154 (add_stmt_operand): Ditto.
1155 (add_call_clobber_ops): Remove duplicated condition.
1156 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1158 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1159 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1160 * tree.c (init_ttree): Update structures for new tree codes.
1161 (tree_code_size): Update sizes for new tree codes.
1162 (make_node_stat): Don't try to set common things on minimal
1164 (tree_node_structure): Update for tags.
1165 (is_global_var): Ditto.
1166 * tree.def: Add new tree codes.
1167 * tree.h (MTAG_P): New macro.
1168 (TREE_MEMORY_TAG_CHECK): Ditto.
1169 (SSA_VAR_P): Update for tags.
1170 (struct tree_memory_tag): New structure.
1171 (MTAG_GLOBAL): New macro.
1172 (union tree_node): Add memory tag member.
1173 * treestruct.def (TS_MEMORY_TAG): New.
1175 2005-12-05 Dale Johannesen <dalej@apple.com>
1177 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1178 what was approved (PR 24323).
1180 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1182 * doc/c-tree.texi (Function Bodies): Remove description of
1185 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1187 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1188 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1189 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1190 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1191 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1192 __divxc3): Document.
1194 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1196 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1198 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1199 hook_bool_void_false.
1200 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1201 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1203 * config/darwin.c (machopic_select_section): It's not defined
1204 as weak if it's only marked as weak_import.
1206 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1209 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1210 A hidden weak object does bind locally. Strong linkonce data
1211 counts like any other strong symbol for binding.
1212 (weak_finish_1): Don't specially handle weakrefs, they no longer
1214 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1215 * c-common.c (handle_alias_attribute): Allow static aliases
1217 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1218 * gthr-dce.h: Make weakrefs static.
1219 * gthr-tpf.h: Likewise.
1220 * gthr-solaris.h: Likewise.
1221 * gthr-posix.h: Likewise.
1222 * gthr-posix95.h: Likewise.
1223 * config/darwin.c (darwin_encode_section_info): static weakref
1224 variables are not necessarily defined in this translation unit.
1225 * doc/extend.texi (Function Attributes): Mention that an alias
1226 attribute creates a definition for the thing it's attached to.
1227 Change the documentation for weakref to say that the thing
1228 it's attached to must be static.
1230 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1231 we don't go into an infinite loop.
1233 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1235 * config/rs6000/predicates.md (logical_const_operand): Split
1236 out of logical_operand.
1237 (logical_operand): Use it.
1238 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1239 logical_const_operand.
1241 2005-12-05 Jan Beulich <jbeulich@novell.com>
1243 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1244 and IX86_BUILTIN_CMPNESS.
1245 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1246 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1247 * config/i386/i386.md (movti_internal): Correct type attribute.
1248 Simplify mode attribute.
1249 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1250 Correct type attribute.
1251 (absxf2): Correct operator.
1252 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1253 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1254 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1256 (sse2_vmsqrtv2df2): Correct mode attribute.
1258 2005-12-05 Jan Beulich <jbeulich@novell.com>
1260 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1261 16 bits. Provide insn pattern for this case.
1263 2005-12-05 Jan Beulich <jbeulich@novell.com>
1265 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1267 (__popcountDI2): Likewise.
1269 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1272 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1273 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1274 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1277 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1279 * c-typeck.c (null_pointer_constant_p): New function.
1280 (build_conditional_expr, build_c_cast, convert_for_assignment,
1281 build_binary_op): Use it.
1283 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1285 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1286 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1288 (check_function_arguments_recurse): Allow both NOP_EXPR and
1289 CONVERT_EXPR but check conversions preserve precision.
1290 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1291 but check conversions preserve precision.
1292 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1295 2005-12-04 Roger Sayle <roger@eyesopen.com>
1298 * common.opt (Wstring-literal-comparison): New command line option.
1299 * c-opts.c (c_common_handle_option): Set it with -Wall.
1300 * c-typeck.c (parser_build_binary_op): Issue warning if either
1301 operand of a comparison operator is a string literal, except for
1302 testing equality or inequality against NULL.
1304 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1306 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1308 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1309 of building a NOP_EXPR.
1310 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1312 * c-convert.c (convert): Use fold_convert instead of building
1313 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1314 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1316 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1317 NOP_EXPR the same as CONVERT_EXPR.
1318 * c-typeck.c (build_function_call): Use fold_convert instead of
1319 building a NOP_EXPR directly.
1320 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1322 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1324 PR rtl-optimization/25197
1325 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1328 2005-12-02 Stuart Hastings <stuart@apple.com>
1330 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1333 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1335 * c-typeck.c (default_function_array_conversion,
1336 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1337 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1338 orig_op2. Don't check them for NOP_EXPR.
1339 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1340 around integer zero.
1342 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1344 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1345 toc_save_offset, toc_size, lr_size.
1346 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1347 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1348 Adjust for removal of unused rs6000_stack_t fields.
1349 (debug_stack_info): Adjust.
1350 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1351 first, and don't bother checking for set/inc of lr on sibcalls.
1352 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1354 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1357 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1358 5 if operand 1 is not aligned. Undo previous constraint change.
1359 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1361 2005-12-02 Richard Guenther <rguenther@suse.de>
1363 * tree.h (build): Remove prototype.
1364 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1365 * tree.c (build): Remove.
1366 (build0_stat): Update comment.
1368 2005-12-02 Richard Guenther <rguenther@suse.de>
1370 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1371 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1373 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1374 maybe_fold_offset_to_component_ref): Likewise.
1375 * tree-ssa-dom.c (thread_across_edge,
1376 simplify_rhs_and_lookup_avail_expr,
1377 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1379 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1380 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1381 lower_try_finally_switch): Likewise.
1382 * tree-if-conv.c (add_to_dst_predicate_list,
1383 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1384 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1385 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1386 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1387 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1388 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1389 gimplify_init_ctor_eval, gimplify_init_constructor,
1390 gimplify_variable_sized_compare, gimplify_boolean_expr,
1391 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1392 gimplify_expr, gimplify_body, gimplify_function_tree,
1393 force_gimple_operand): Likewise.
1394 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1395 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1396 mx_register_decls): Likewise.
1397 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1398 get_frame_field, finalize_nesting_tree_1): Likewise.
1399 * tree-inline.c (setup_one_parameter): Likewise.
1400 * tree-vect-transform.c (vectorizable_condition): Likewise.
1401 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1403 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1404 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1405 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1406 * tree-chrec.h (build_polynomial_chrec): Likewise.
1408 2005-12-02 Richard Guenther <rguenther@suse.de>
1410 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1411 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1412 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1413 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1414 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1415 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1416 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1418 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1419 sh_adjust_unroll_max): Likewise.
1420 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1421 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1422 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1424 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1426 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1429 2005-12-02 Richard Guenther <rguenther@suse.de>
1431 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1432 simplify_cond_using_ranges): Use buildN instead of build.
1433 * tree-tailcall.c (adjust_accumulator_values,
1434 adjust_return_value): Likewise.
1435 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1436 generate_element_copy, generate_element_zero,
1437 generate_one_element_init): Likewise.
1438 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1439 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1440 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1441 perfect_nestify): Likewise.
1443 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1445 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1447 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1449 * ggc.h (GGC_RESIZEVEC): New.
1451 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1453 * gcc.c (execute): Improve readability.
1455 2005-12-02 Richard Guenther <rguenther@suse.de>
1457 * tree-cfg.c (mark_used_vars): New function.
1458 (dump_function_to_file): Dump only used VAR_DECLs.
1460 2005-12-02 Richard Guenther <rguenther@suse.de>
1462 * convert.c (convert_to_integer): Fix compare for nonpositive
1463 constant to use tree_int_cst_sgn <= 0.
1465 2005-12-02 Richard Guenther <rguenther@suse.de>
1467 * convert.c (convert_to_integer): Use fold_convert instead
1468 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1469 instead of comparing against 0. Use build_int_cst instead
1470 of converting integer_zero_node.
1472 2005-12-02 Richard Guenther <rguenther@suse.de>
1474 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1477 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1480 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1483 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1486 * function.c (expand_function_end): Emit blockage for unwinder
1489 2005-12-01 Roger Sayle <roger@eyesopen.com>
1491 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1492 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1493 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1494 integer constant comparisons.
1496 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1497 Janis Johnson <janis187@us.ibm.com>
1498 David Edelsohn <dje@watson.ibm.com>
1499 Ben Elliston <bje@au.ibm.com>
1501 * dfp.h, dfp.c: New files.
1502 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1503 (DECNUM_H): Likewise.
1504 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1505 (INCLUDES): Append $(DECNUMINC).
1506 (OBJS-common): Add dfp.o.
1508 * real.h (EXP_BITS): Pinch one bit to ..
1509 (struct real_value): Add decimal field.
1510 (real_format): Change table size, update documentation.
1511 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1512 (real_from_string3): Declare.
1513 (decimal_single_format): Declare.
1514 (decimal_double_format): Declare.
1515 (decimal_quad_format): Declare.
1516 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1517 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1518 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1519 * real.c: Include dfp.h.
1520 (normalize): Early return for decimal floats.
1521 (do_add): Zero decimal field.
1522 (do_compare): Call do_decimal_compare for decimal floats.
1523 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1524 (real_arithmetic): Call decimal_real_arithmetic for decimal
1525 floating point operands.
1526 (real_identical): If a and b are of differing radix, return false.
1527 (real_to_integer): Call decimal_real_to_integer if the value is a
1529 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1530 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1531 (real_to_hexadecimal): Place "N/A" in the return string for
1533 (real_from_string3): New variant, given a mode.
1534 (real_maxval): Use decimal_real_maxval for decimal floats.
1535 (round_for_format): Use decimal_round_for_format for decimals.
1536 (real_convert): Use decimal_real_convert where appropriate.
1537 (significand_size): Handle base 10.
1538 (encode_decimal_single, decode_decimal_single,
1539 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1540 decode_decimal_quad): New functions.
1541 (decimal_single_format): New.
1542 (decimal_double_format): New.
1543 (decimal_quad_format): New.
1544 * machmode.def: Add SD, DD and TD decimal floating point modes.
1545 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1546 Include MODE_DECIMAL_FLOAT.
1547 (DECIMAL_FLOAT_MODE_P): New.
1548 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1549 * genmodes.c (struct mode_data): Add counter field.
1550 (struct mode_data): Update comment for format.
1551 (blank_mode): Initialise counter field.
1552 (new_mode): Increment counter field for each mode defined.
1553 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1555 (make_complex_modes): Handle modes containing `D'.
1556 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1557 (make_decimal_float_mode): New.
1558 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1559 (cmp_modes): Compare counter field if other characteristics
1561 (emit_real_format_for_mode): Support formats for decimal floats.
1562 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1563 Document MODE_DECIMAL_FLOAT.
1565 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1567 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1570 2005-12-01 Richard Henderson <rth@redhat.com>
1572 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1574 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1576 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1578 * config/pa/pa.c (pa_init_builtins): If we detect
1579 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1582 2005-12-01 Richard Guenther <rguenther@suse.de>
1584 * fold-const.c (fold_binary): Use fold_build2, not
1587 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1589 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1591 * vec.h (VEC_block_remove): New.
1593 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1596 * c-common.c (lvalue_error): Fix wording.
1598 2005-12-01 Richard Guenther <rguenther@suse.de>
1600 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1601 thinko in last patch.
1603 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1605 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1606 than -flat_namespace.
1608 2005-12-01 Ben Elliston <bje@au.ibm.com>
1610 * mklibgcc.in: Parameterise the script to build soft float
1611 functions by iterating over each type, rather than cloning the
1614 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1617 * builtins.c (fold_builtin_fputs): Defer check for missing
1618 replacement functions.
1620 2005-11-30 Kean Johnston <jkj@sco.com>
1622 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1623 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1625 2005-11-30 Richard Guenther <rguenther@suse.de>
1627 PR tree-optimization/22501
1628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1629 function split out from ...
1630 (forward_propagate_addr_expr): ... here. Use it to propagate
1631 ADDR_EXPRs to all uses.
1633 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1635 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1636 * builtins.c (expand_builtin_mathfn): Use them.
1637 (expand_builtin_mathfn_2): Likewise.
1638 (expand_builtin_mathfn_3): Likewise.
1639 (expand_builtin_int_roundingfn): Likewise.
1640 (expand_builtin): Likewise.
1641 (integer_valued_real_p): Likewise.
1642 (fold_builtin_int_roundingfn): Likewise.
1643 (fold_builtin_bitop): Likewise.
1644 (fold_builtin_logarithm): Likewise.
1645 (fold_builtin_1): Likewise.
1646 * convert.c (convert_to_integer): Likewise.
1647 * fold-const.c (negate_mathfn_p): Likewise.
1648 (tree_expr_nonnegative_p): Likewise.
1650 2005-11-30 Dale Johannesen <dalej@apple.com>
1651 Andrew Pinski <pinskia@physics.uc.edu>
1653 * combine.c (find_split_point): Sign extend bitmask
1654 when changing bitfield assignment to IOR of AND.
1656 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1658 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1659 clobber to scratch reg.
1660 (*decrement_and_branch_until_zero_no_clobber): Remove.
1661 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1662 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1663 * config/ms1/ms1.opt (mmul): Remove.
1664 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1665 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1667 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1668 Bernd Schmidt <bernd.schmidt@analog.com>
1670 * pa/predicates.md (symbolic_operand): Add comment.
1671 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1672 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1673 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1674 (pa_secondary_reload_class): Delete.
1675 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1676 and pa_secondary_reload_class. Reorder some checks. Update inline
1677 copy of symbolic operand.
1678 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1680 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1682 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1685 2005-11-30 Jeff Law <law@redhat.com>
1687 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1688 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1690 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1692 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1693 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1694 (ia64_expand_move): Adjust caller.
1696 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1697 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1700 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1702 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1703 Always produce an output if we can remove NEGs or canonicalize
1704 (minus (minus ...)) expressions. Provide a fast path for the
1706 (simplify_gen_binary): Do not call simplify_plus_minus.
1707 (simplify_binary_operation_1): Reassociate at the end of the
1710 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1712 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1713 moves and unpack to speed up.
1715 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1717 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1718 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1719 (gen_v9_scc): Update callers.
1720 * config/sparc/sparc.md: Likewise.
1721 * config/sparc/sparc-protos.h: Update extern declaration.
1723 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1725 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1727 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1730 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1732 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1733 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1734 (negate_expr): Here.
1736 2005-11-29 Ben Elliston <bje@au.ibm.com>
1738 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1739 Fix typo in comment.
1741 2005-11-29 Ben Elliston <bje@au.ibm.com>
1743 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1744 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1746 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1750 * builtins.c (init_target_chars): New.
1751 (expand_builtin_printf, expand_builtin_fprintf,
1752 expand_builtin_sprintf, fold_builtin_sprintf,
1753 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1754 fold_builtin_snprintf_chk, fold_builtin_printf,
1755 fold_builtin_fprintf): Check for matching format strings using
1758 2005-11-29 Paul Brook <paul@codesourcery.com>
1760 * config.gcc: Do not use fixproto on m68k-elf.
1762 2005-11-28 Roger Sayle <roger@eyesopen.com>
1764 * expmed.c (div_cost): Replace with...
1765 (sdiv_cost, udiv_cost): New.
1766 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1767 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1768 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1769 (expand_divmod): Replace use of div_cost with either sdiv_cost
1770 or udiv_cost depending upon the signedness of the operation.
1772 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1775 * config/darwin.c (machopic_indirection_name,
1776 machopic_output_indirection): Follow transparent alias chain.
1778 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1780 * varasm.c (ultimate_transparent_alias_target): Add comment.
1782 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1784 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1785 SET_SRC instead of XEXP where appropriate.
1787 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1789 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1792 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1794 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1795 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1798 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1800 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1801 secondary_input_reload_class, made static. Adapt to new
1803 (secondary_output_reload_class): Delete.
1804 (TARGET_SECONDARY_RELOAD): New macro.
1805 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1806 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1808 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1811 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1812 when its natural alignment is > BITS_PER_UNIT.
1813 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1814 * c-common.c (handle_packed_attribute): Ignore packing on a field
1815 whose type is naturally char aligned.
1817 2005-11-28 Richard Guenther <rguenther@suse.de>
1819 * c-common.c (strict_aliasing_warning): Handle all
1820 component-ref like accesses.
1822 2005-11-28 Roger Sayle <roger@eyesopen.com>
1823 Uros Bizjak <uros@kss-loka.si>
1826 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1827 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1828 when flag_unsafe_math_optimizations is set and
1829 we don't care about NaNs or Infinities.
1831 Move x/expN(y) and x/pow(y,z) transformation into common
1832 flag_unsafe_math_optimizations section.
1834 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1836 * gcc.c (main): Change type of argv to "char **".
1838 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1840 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1841 small data sections.
1842 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1843 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1844 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1845 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1846 output locals to sbss if !rs6000_elf_in_small_data_p.
1847 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1849 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1852 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1853 generated by reload.
1854 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1855 indexed_or_indirect_address.
1856 (indexed_or_indirect_address): Don't test for base reg. Call
1857 address_operand last. Make it a special predicate.
1859 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1861 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1863 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1866 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1868 (negate_expr): Likewise.
1870 2005-11-27 Andreas Schwab <schwab@suse.de>
1872 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1875 2005-11-27 Steven Bosscher <stevenb@suse.de>
1877 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1878 has EH predecessor edges.
1880 2005-11-26 Eric Christopher <echristo@apple.com>
1882 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1883 register stalls by zero extending to the full register.
1885 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1887 * config/floatunsisf.c, config/floatunsidf.c,
1888 config/floatunsixf.c, config/floatunsitf.c: New files.
1889 * config/ia64/t-hpux: Add floatunsitf.c.
1890 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1891 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1893 2005-11-26 Richard Henderson <rth@redhat.com>
1895 * c-lex.c (pragma_lex): Rename from c_lex.
1896 * c-pch.c: Update for pragma_lex rename.
1897 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1898 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1899 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1900 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1901 * doc/tm.texi: Likewise.
1903 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1906 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1907 when overflow is undefined.
1909 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1911 * doc/md.texi (Insn Canonicalizations): Refer to the
1912 function commutative_operand_precedence for further rules.
1914 2005-11-25 Roger Sayle <roger@eyesopen.com>
1917 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1918 is less than zero. Limit mult_cost to a reasonable upper bound for
1919 the synthetic multiplication sequence.
1921 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1924 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1925 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1926 Lookup the explicit replacement functions for any unlocked
1927 stdio builtin transformations.
1929 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1931 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1933 * targhooks.c (default_secondary_reload): Don't require operand 2
1934 for an input reload to be earlyclobber.
1936 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1938 * fold-const.c (negate_mathfn_p): Fix comment and add support
1939 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1942 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1945 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1946 _Q_ulltoq for unsigned conversions from SImode and DImode to
1949 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1951 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1952 (__floatundidf, __floatundisf): Likewise.
1954 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1956 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1957 (rs6000_override_options): Remove initialization of
1958 rs6000_sr_alias_set.
1959 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1960 (rs6000_emit_stack_tie): Same.
1961 (emit_frame_save): Same.
1962 (gen_frame_mem_offset): Same.
1963 (rs6000_emit_prologue): Same.
1964 (rs6000_emit_epilogue): Same.
1966 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1969 * fold-const.c (fold_build): Convert bool_var != 1 and
1970 bool_var == 0 to !bool_var.
1972 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1975 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1976 for C being INTEGER_CST. Likewise for !=.
1978 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1981 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1982 unsigned conversions from SImode to TFmode.
1984 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1986 * expr.c (expand_expr_real_1): Fix error in last change.
1988 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1990 * caller-save.c: (this_insn_sets): Move into:
1991 (save_call_clobbered_regs).
1992 (mark_set_regs): Get this_insn_sets from data.
1994 (save_call_clobbered_regs): Take sets of the return value by
1995 sibcalls into account.
1997 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2000 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2001 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2002 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2003 (memory_move_secondary_cost, init_reg_autoinc): Remove
2004 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2005 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2006 secondary_reload_class call.
2007 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2009 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2010 (push_secondary_reload): Use secondary_reload target hook.
2011 (secondary_reload_class, scratch_reload_class): New functions.
2012 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2013 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2014 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2015 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2016 (secondary_reload_class, scratch_reload_class): Declare.
2017 * reload1.c: Include target.h.
2018 (reload_adjust_reg_for_temp): New function.
2019 (reload_adjust_reg_for_icode): Likewise.
2020 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2021 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2023 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2024 for inheritance. Support case when both secondary & tertiary reloads
2025 are for intermediate registers.
2026 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2027 with secondary_reload_class call. Support case when both secondary
2028 & tertiary reloads are for intermediate registers.
2029 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2030 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2031 * target.h (secondary_reload_info): New struct / typedef.
2032 (struct gcc_target): New member secondary_reload.
2033 * targhooks.c Include reload.h, optabs.h and recog.h.
2034 (default_secondary_reload): New function.
2035 * targhooks.h (default_secondary_reload): Declare.
2036 * doc/tm.texi: Document secondary_reload target hook. Update
2037 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2038 * doc/md.texi: Likewise.
2040 * sh-protos.h (sh_secondary_reload): Declare.
2041 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2042 (sh_secondary_reload): New function.
2043 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2044 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2045 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2046 (HAVE_SECONDARY_RELOADS): Define.
2047 * sh.md (reload_indf): Rename to:
2049 (reload_outdf): Rename to:
2050 (reload_outdf__RnFRm).
2051 (reload_insf): Rename to:
2053 (reload_insi): Rename to:
2054 (reload_insi__i_fpul).
2056 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2058 * configure.ac: Require at least texinfo 4.4.
2059 * configure: Regenerate.
2061 * doc/install.texi (Tools/packages necessary for building GCC):
2062 Update required version of texinfo to at least 4.4.
2063 (Installing GCC: Building): Update required version of texinfo
2065 (Installing GCC: Final installation): Update required version
2066 of texi2dvi to at least 4.4.
2067 (Host/target specific installation notes for GCC): Update required
2068 version of texinfo to at least 4.4.
2070 2005-11-24 Richard Guenther <rguenther@suse.de>
2071 Dirk Mueller <dmueller@suse.de>
2074 * c-common.h (strict_aliasing_warning): Declare.
2075 * c-common.c (strict_aliasing_warning): New function,
2077 * c-typeck.c (build_c_cast): ... here.
2079 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2081 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2083 (swap_commutative_operands_with_target): New.
2085 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2087 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2088 also when doing PRE, rather than only for global CPROP.
2090 2005-11-24 Ben Elliston <bje@au.ibm.com>
2092 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2093 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2095 (expand_twoval_unop): Likewise.
2096 (widen_clz): Likewise.
2097 (expand_parity): Likewise.
2098 (expand_unop): Likewise.
2099 (emit_cmp_and_jmp_insn_1): Likewise.
2100 (prepare_float_lib_cmp): Likewise.
2102 2005-11-24 Ben Elliston <bje@au.ibm.com>
2104 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2105 Remove unused `class' variable.
2107 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2110 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2111 C/C++ diagnostic function warn_array_subscript_with_type_char.
2112 * c-common.h (warn_array_subscript_with_type_char): Declare.
2113 * c-common.c (warn_array_subscript_with_type_char): Define.
2115 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2118 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2119 compiling at the intersection of C and C++.
2121 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2123 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2124 List @file in the option summary. Include the libiberty
2125 documentation for @file.
2126 * gcc.c (main): Call expandargv.
2127 * Makefile.in (gcc-vers.texi): Define srcdir.
2129 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2131 * passes.c (init_optimization_passes): Document
2132 sequencing of passes.
2134 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2136 * config/m68k/predicates.md (pcrel_address, extend_operator,
2137 post_inc_operand, pre_dec_operand): Remove redundant
2139 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2141 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2143 2005-11-23 Ben Elliston <bje@au.ibm.com>
2145 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2147 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2149 Preparatory work for PR target/21623:
2150 * alpha.c (secondary_reload_class): Rename to:
2151 (alpha_secondary_reload_class).
2152 * alpha.h, alpha-protos.h: Likewise.
2153 * mn10300.c (secondary_reload_class): Rename to:
2154 (mn10300_secondary_reload_class).
2155 * mn10300.h, mn10300-protos.h: Likewise.
2156 * pa.c (secondary_reload_class): Rename to:
2157 (pa_secondary_reload_class).
2158 * pa.h, pa-protos.h: Likewise.
2159 * rs6000.c (secondary_reload_class): Rename to:
2160 rs6000_secondary_reload_class.
2161 * rs6000.h, rs6000-protos.h: Likewise.
2163 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2166 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2168 2005-11-22 Ian Lance Taylor <ian@airs.com>
2170 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2172 (prepare_cmp_insn): Likewise.
2174 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2177 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2178 if both operands[0] and operands[1] are memory.
2180 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2183 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2184 COMPARISON_CLASS_P and an integral types create create a new
2185 expression with the new type and fold that.
2187 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2190 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2191 to SUBTARGET_OS_CPP_BUILTINS.
2193 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2195 * arm.c (emit_set_insn): New function.
2196 (arm_split_constant): Call it.
2197 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2198 (arm_legitimize_address): Likewise. Use plus_constant.
2199 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2200 (thumb_expand_prologue): Likewise.
2201 (arm_gen_load_multiple): Use VOIDmode in SET.
2202 (arm_gen_store_multiple): Likewise.
2203 (vfp_emit_fstmx): Likewise. Use plus_constant.
2204 (emit_multi_reg_push): Likewise.
2205 (emit_sfm): Use plus_constant.
2207 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2210 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2213 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2216 * expmed.c (store_bit_field): Don't attempt to insv a field
2217 larger than the reg.
2219 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2222 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2223 explicit sign extension, not a (char) cast.
2225 2005-11-22 Ben Elliston <bje@au.ibm.com>
2227 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2228 GET_MODE_CLASS (x) == MODE_FLOAT.
2229 * config/i386/i386.c: Likewise.
2230 * config/rs6000/xcoff.h: Likewise.
2231 * config/rs6000/linux64.h: Likewise.
2232 * config/rs6000/rs6000.c: Likewise.
2233 * config/rs6000/rs6000.h: Likewise.
2234 * config/rs6000/predicates.md: Likewise.
2235 * config/rs6000/sysv4.h: Likewise.
2237 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2239 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2242 * config/alpha/freebsd.h, config/alpha/linux.h,
2243 config/arm/linux-elf.h, config/bfin/bfin.h,
2244 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2245 config/i386/beos-elf.h, config/i386/gnu.h,
2246 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2247 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2248 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2249 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2250 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2251 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2252 config/sparc/linux.h, config/sparc/linux64.h,
2253 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2255 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2256 are both defined when either flag -fpic or -fPIC are used.
2258 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2260 * config/fp-bit.c (clzusi): New function.
2261 (si_to_float, usi_to_float): Use it to compute proper shift.
2262 (usi_to_float): Preserve guard bits when shifting right.
2263 * libgcc-std.ver (GCC_4.2.0): New version.
2264 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2265 __floatundisf): New functions.
2266 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2267 __floatundisf): Declare.
2268 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2269 _floatundixf, and _floatunditf.
2270 * optabs.c (expand_float): If target does not define a pattern for
2271 signed or unsigned conversion, use an unsigned libcall instead of
2273 (init_optabs): Initialize ufloat_optab.
2275 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2277 * config/rs6000/rs6000.opt (mmulhw): New option.
2278 * doc/invoke.texi (-mmulhw): Document.
2279 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2281 * config/rs6000/rs6000.md: Add half-word multiply and
2282 multiply-accumulate instructions for 405 and 440.
2284 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2286 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2287 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2288 default now includes a linker group which makes the RTEMS one nest.
2290 2005-11-22 Ben Elliston <bje@au.ibm.com>
2292 * cse.c (fold_rtx): Typo fix.
2293 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2295 2005-11-21 Richard Henderson <rth@redhat.com>
2297 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2298 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2300 * c-tree.h (lookup_name): Move declaration ...
2301 * c-common.h (lookup_name): ... here.
2302 * config/darwin-c.c: Include c-common.h.
2303 * config/t-darwin: Update dependencies.
2305 2005-11-22 Ben Elliston <bje@au.ibm.com>
2307 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2308 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2309 * genopinit.c (gen_insn): Likewise.
2310 * reload.c (find_equiv_reg): Likewise.
2311 * loop.c (load_mems): Likewise.
2312 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2313 * cse.c (find_comparison_args, fold_rtx): Likewise.
2314 * dwarf2out.c (add_const_value_attribute): Likewise.
2315 * expr.c (convert_move): Likewise.
2316 * recog.c (general_operand, register_operand): Likewise.
2317 * reg-stack.c (replace_reg): Likewise.
2318 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2319 * c-common.c (handle_vector_size_attribute): Likewise.
2320 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2321 (simplify_binary_operation_1): Likewise.
2322 (simplify_const_binary_operation): Likewise.
2323 (simplify_relational_operation): Likewise.
2324 (simplify_const_relational_operation): Likewise.
2325 (simplify_immed_subreg): Likewise.
2326 * emit-rtl.c (gen_lowpart_common): Likewise.
2327 * expmed.c (expand_mult): Likewise.
2328 * stor-layout.c (layout_type): Likewise.
2330 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2333 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2334 cst2 only for SPE vectors.
2336 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2339 * config/rs6000/predicates.md (vrsave_operation): Check
2340 UNSPEC_VOLATILE value.
2342 2005-11-21 Jan Hubicka <jh@suse.cz>
2344 PR tree-optimization/24653
2345 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2347 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2349 * config/i386/predicates.md (ax_reg_operand): New predicate.
2350 (memory_displacement_only_operand): New predicate.
2351 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2352 operand is AX register and the other operand is memory operand
2353 with displacement only.
2355 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2357 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2358 if we don't care about NaNs or Infinities.
2360 2005-11-20 Ian Lance Taylor <ian@airs.com>
2362 PR rtl-optimization/24883
2363 * combine.c (combinable_i3pat): When checking whether the
2364 destination of i3 is used in i3, consider paradoxical subregs.
2366 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2369 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2371 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2373 * combine.c (try_combine): Do not run subst on i1src and i2src in
2374 the case of generating a PARALLEL for a comparison.
2376 2005-11-20 Richard Henderson <rth@redhat.com>
2379 * tree-sra.c (struct sra_elt): Add all_no_warning.
2380 (struct sra_walk_fns) <use>: Add use_all argument.
2381 (sra_walk_expr): Pass it.
2382 (sra_walk_modify_expr): Likewise.
2383 (scalarize_ldst): Likewise.
2384 (scan_use): Update for new argument.
2385 (mark_no_warning): New.
2386 (scalarize_use): Use it.
2388 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2390 * expr.c (expand_expr_real): Use usmul_optab for widening
2391 signed * unsigned multiplies.
2392 * genopinit.c (optabs): Add usmul_widen_optab.
2393 * optabs.c (init_optabs): Likewise.
2394 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2395 (usmul_widen_optab): Define.
2396 * config/bfin/bfin.md (usmulhisi3): New pattern.
2398 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2400 2005-11-20 Graham Stott <btinternet.com>
2402 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2404 2005-11-20 Andreas Schwab <schwab@suse.de>
2407 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2410 2005-11-19 Richard Henderson <rth@redhat.com>
2413 * tree-gimple.c (is_gimple_id): Export.
2414 * tree-gimple.h (is_gimple_id): Declare.
2415 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2416 (get_default_value): Use it.
2417 (maybe_fold_stmt_indirect): Likewise.
2419 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2421 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2422 than VR1 or vice-versa.
2424 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2428 * reload.c (find_reloads_address_1): Mention dependency on
2430 * reload1.c (gen_reload): For IN with an unary operation, try
2431 moving inner expression to OUT if trivial SET is not valid.
2432 Confirm that the result is valid. Move common code block into...
2433 (emit_insn_if_valid_for_reload): New function.
2435 2005-11-19 Richard Guenther <rguenther@suse.de>
2437 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2438 ARRAY_REFs of constant strings.
2440 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2442 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2443 fatal format string.
2445 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2447 * combine.c (make_compound_operation): Swap operands of
2448 commutative operation if necessary before returning.
2450 2005-11-19 Richard Guenther <rguenther@suse.de>
2453 * fold-const.c (fold_plusminus_mult_expr): New function.
2454 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2455 cases, remove now unnecessary code.
2457 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2459 * gensupport.c (old_preds): Rename to std_preds, add special field.
2460 (struct old_pred_table): Rename to struct std_pred_table, add special
2462 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2463 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2464 (init_predicate_table): Adjust, and set along the way whether a
2465 predicate is special.
2467 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2469 * BASE-VER: Change to 4.2.0.
2471 2005-11-18 James E Wilson <wilson@specifix.com>
2473 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2476 2005-11-18 Mike Stump <mrs@apple.com>
2478 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2479 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2480 * c-decl.c (lookup_name_two) Remove.
2481 * c-tree.h (lookup_name_two): Remove.
2482 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2483 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2484 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2485 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2487 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2490 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2491 when not generating code to use that co-processor.
2493 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2495 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2496 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2497 these functions are now in tree-phinodes.c.
2499 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2501 * config/bfin/bfin.md (trap): New pattern.
2503 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2505 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2508 * expr.c (expand_expr_real): Don't call record_block_change unless
2509 ib_boundaries_block is non-null
2511 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2513 * fold-const.c (build_range_check): Use proper type for subtraction
2514 when merging lower bound.
2516 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2518 PR rtl-optimization/24497
2519 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2522 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2524 * tree-scalar-evolution.c (expression_expensive_p): New function.
2525 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2527 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2529 * config/bfin/crtlibid.s: New file.
2531 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2534 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2535 when not using sjlj exceptions.
2536 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2537 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2538 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2539 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2540 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2541 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2542 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2543 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2544 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2545 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2546 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2547 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2548 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2550 * config/pa/hpux-unwind.h: New file.
2552 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2554 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2555 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2556 * varasm.c (do_assemble_alias): Adjust call.
2557 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2559 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2561 2005-11-17 James E Wilson <wilson@specifix.com>
2563 * tree.def (FUNCTION_DECL): Correct typo in comment.
2565 2005-11-17 Richard Henderson <rth@redhat.com>
2567 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2568 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2569 and DW_CFA_def_cfa_sf.
2570 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2571 (dbx_reg_number): Don't assert particular registers here.
2572 (based_loc_descr): ... do it here instead. Fold in ...
2573 (eliminate_reg_to_offset): ... this function.
2574 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2575 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2576 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2577 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2578 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2579 (instantiate_virtual_regs): Likewise.
2580 * var-tracking.c (adjust_stack_reference): Likewise.
2581 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2583 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2585 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2586 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2587 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2589 ($(T)crtlibid.o): New rule.
2591 2005-11-16 Richard Guenther <rguenther@suse.de>
2594 * fold-const.c (extract_array_ref): Return byte offset
2596 (fold_binary): Fold &x[a] CMP &x[b] to
2597 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2600 2005-11-16 Richard Henderson <rth@redhat.com>
2603 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2604 parts of an SSA_NAME.
2606 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2609 * arm.md (split for movsf with immediate): Restrict split to insns
2610 that set a general register.
2612 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2614 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2616 * unwind-dw2.c (uw_advance_context): Likewise.
2617 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2618 _Unwind_SjLj_Unregister.
2619 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2621 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2623 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2625 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2627 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2628 langhook to get a DImode integer type.
2630 2005-11-16 Richard Henderson <rth@redhat.com>
2631 J"orn Rennecke <joern.rennecke@st.com>
2632 Ulrich Weigand <uweigand@de.ibm.com>
2636 * reload1.c (reg_equiv_invariant): New.
2637 (reload): Allocate, initialize, and free it.
2638 (calculate_needs_all_insns): Check it when skipping equivalence
2640 (alter_reg): Likewise.
2641 (eliminate_regs_1): Rename from eliminate_regs. Add new
2642 may_use_invariant argument; only use reg_equiv_invariant when true.
2643 (eliminate_regs): New.
2644 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2645 a context for which may_use_invariant may be true.
2647 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2649 * fold-const.c (const_binop): Don't constant fold the operation
2650 if the result has overflowed and flag_trapping_math.
2651 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2653 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2655 * config/arm/unwind-arm.c (abort): Add prototype here.
2656 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2657 (struct phase1_vrs): Add prev_sp.
2658 (unwind_phase2_forced): Save the original core registers instead of
2659 modifying entry_vrs. Take a new flag argument for resuming unwinding
2660 and set action flags accordingly. Always set _US_END_OF_STACK when
2661 get_eit_entry fails. Unwind before calling the stop function.
2662 (_Unwind_GetCFA): New function.
2663 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2664 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2665 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2666 just call unwind_phase2_forced.
2667 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2668 * config/arm/unwind-arm.h (abort): Remove prototype.
2669 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2671 (_Unwind_GetCFA): New prototype.
2672 * config/arm/pr-support.c (abort): Add prototype here.
2673 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2675 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2676 not schedule the prologue with non-call exceptions and EABI.
2678 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2680 * config/arm/unwind-arm.h: Reorder interface function declarations.
2681 (_URC_END_OF_STACK): New enumeration value.
2682 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2683 (struct _Unwind_Control_Block): Document reserved field use.
2684 (_Unwind_Stop_Fn): New typedef.
2685 (_Unwind_ForcedUnwind): Declare.
2686 (_Unwind_Resume_or_Rethrow): Declare.
2687 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2689 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2690 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2691 (UCB_FORCED_STOP_ARG): New.
2692 (search_EIT_table): Update boundary condition checks.
2693 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2694 (unwind_phase2): Replace for with do..while.
2695 (unwind_phase2_forced): New.
2696 (__gnu_Unwind_RaiseException): Replace for with do..while.
2697 (__gnu_Unwind_ForcedUnwind): New.
2698 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2699 Use appropriate phase2 unwinder.
2700 (__gnu_Unwind_Resume_or_Rethrow): New.
2701 (__gnu_unwind_pr_common): Cope with forced unwinding.
2703 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2706 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2708 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2709 roundsf2): Remove "s" from mnemonic.
2711 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2713 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2715 * config/bfin/crtn.s: Change epilogues to match.
2716 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2717 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2718 __PIC__ and __pic__.
2720 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2723 * doc/invoke.texi: Distinguish between free and fixed form instead of
2724 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2726 * gcc.c (default_compilers): Remove double entries, add entries for
2727 suffixes '.F90' and '.F95'.
2729 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2731 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2732 in the stack probing loop.
2734 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2736 * configure.ac: Use .machine power5 not power5x.
2737 * configure: Regenerate.
2739 2005-11-15 Mike Stump <mrs@apple.com>
2741 * c-decl.c (lookup_name_two): Add.
2742 * c-tree.h (lookup_name_two): Likewise.
2743 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2744 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2746 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2748 PR rtl-optimization/23392
2749 * regrename.c (enum scan_actions) Add mark_access.
2750 (scan_actions_name): Ditto.
2751 (scan_rtx_reg): Handle mark_access.
2752 (scan_rtx_address): Do nothing for mark_access.
2753 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2754 and regs in REG_INC notes before closing chains for dead regs.
2755 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2756 opening chains for new writes.
2758 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2760 * c.opt (ffixed-line-length-none): New.
2762 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2764 * mklibgcc.in: Change contents of eh_dummy.c.
2766 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2768 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2770 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2772 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2774 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2776 2005-11-15 Jan Hubicka <jh@suse.cz>
2778 * invoke.texi (large-unit-insns): Document.
2779 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2780 * params.def (large-unit-insns): New param.
2782 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2785 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2786 special register for operand 3. Reindent constraints to align
2789 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2791 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2792 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2793 * configure.ac: Add test for FP rounding instructions.
2794 * configure: Regenerate.
2795 * config.in: Regenerate.
2796 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2797 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2799 * config/rs6000/rs6000.opt (mfprnd): New.
2800 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2801 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2802 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2803 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2804 (TARGET_FPRND): New.
2805 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2807 (btrunc<mode>2): New.
2809 (floor<mode>2): New.
2810 (round<mode>2): New.
2812 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2814 * gcc.c (version_compare_spec_function): Use fatal() rather than
2817 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2818 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2819 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2821 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2824 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2825 on -mmacosx-version-min setting.
2827 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2830 * tree-vrp.c (infer_value_range): Return false if STMT is a
2831 block terminator and its basic block has no successors.
2833 2005-11-14 Mike Stump <mrs@apple.com>
2835 * config/i386/i386.c (override_options): -masm=intel isn't
2836 supported on darwin.
2837 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2839 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2841 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2842 vfork after including auto-host.h.
2844 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2846 PR rtl-optimization/22002
2847 * combine.c (distribute_notes): Detect cases where a reg dies
2848 two or more times in a bb, including on the insn we are combining,
2849 and place the death note on the correct range.
2851 2005-11-14 Dale Johannesen <dalej@apple.com>
2853 * expmed.c (store_bit_field): Add offset unconditionally for
2855 (extract_bit_field): Don't force extzv or extv operand into
2856 a register if field is too big.
2858 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2860 * config/arm/arm.c (pic_labelno): New.
2861 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2862 LABEL_REF. Pass only the labelno to PIC insns.
2863 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2864 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2865 * arm.md (UNSPEC_PIC_LABEL): New constant.
2866 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2867 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2868 Use the correct label prefix.
2870 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2872 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2875 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2877 * loop-invariant.c: Include tm_p.h.
2878 * Makefile.in: Updated.
2880 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2882 * pa.c (store_reg): Revise generation of frame notes in large frames.
2883 (set_reg_plus_d): Likewise.
2885 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2887 PR tree-optimization/24709
2888 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2891 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2893 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2894 and duplicate declaration of pthread_self.
2896 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2897 Ian Lance Taylor <ian@airs.com>
2900 * calls.c (expand_call): If TARGET is a MEM and some part of the
2901 argument area has been saved, force TARGET to a register.
2903 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2905 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2908 2005-11-13 Jason Merrill <jason@redhat.com>
2911 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2912 lazily declared methods.
2913 (force_decl_die): Stop if forcing out the context already make a
2915 (force_type_die): Likewise.
2917 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2920 * builtins.c (integer_valued_real_p): Add break in
2921 REAL_CST having TREE_OVERFLOW set.
2923 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2925 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2926 addressing modes during calculation of costs.
2928 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2930 * function.c (assign_stack_local_1): Restrict sanity check
2931 on frame size overflow to 32-bit and above platforms.
2933 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2935 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2936 * config/cris/cris.c: Include reload.h.
2937 (cris_initial_elimination_offset): New function.
2938 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2941 2005-11-12 Richard Guenther <rguenther@suse.de>
2943 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2945 2005-11-12 Jan Hubicka <jh@suse.cz>
2947 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2948 to compare against 0 when possible.
2950 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2952 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2953 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2954 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2955 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2958 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2960 * recog.c (constrain_operands) <case 'g'>: For a match, require
2961 that a non-register matches general_operand when strict >= 0.
2963 2005-11-11 Steven Bosscher <stevenb@suse.de>
2965 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2968 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2970 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2971 (memory_address_same): New.
2972 (dse_optimize_stmt): Call memory_address_same.
2974 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2977 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2978 ZERO_EXTEND>: New cases.
2980 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2982 * longlong.h (__clz_tab): Always provide.
2984 2005-11-11 Steven Bosscher <stevenb@suse.de>
2987 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2989 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2990 before check_maybe_invariant.
2991 (move_invariant_reg): Use gen_move_insn instead of replacing
2992 SET_DEST with the temporary for the invariant.
2993 (move_loop_invariants): If checking is enabled, do internal
2994 consistency checks after completing the pass.
2996 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2999 * common.opt (Wvolatile-register-var): New.
3000 * varasm.c (make_decl_rtl): Only emit warning when option
3001 specified. Clarify warning message.
3002 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3004 * doc/md.texi (copysign): Document standard named pattern.
3006 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3008 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3009 bytes when align is 2.
3010 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3011 by the first instruction of the loop.
3013 2005-11-11 Jason Merrill <jason@redhat.com>
3016 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3019 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3021 PR rtl-optimization/22509
3022 * local-alloc.c (memref_used_between_p): Check whether a function call
3023 could not reference the memref.
3025 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3027 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3028 algorithm so as to choose the best, not the worst, alternative.
3029 Reset accumulated register class before processing next alternative.
3031 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3034 * calls.c (expand_call): Copy a return value to a plain register
3037 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3040 * varasm.c (assemble_name): Recompute name only for transparent
3043 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3045 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3047 2005-11-04 Jeff Law <law@redhat.com>
3050 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3051 perform reassociation if the parent statement will not die as
3052 a result of the optimization.
3054 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3056 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3057 delete_old_heap_vars.
3058 * tree-dfa.c (referenced_var_remove): Remove function.
3059 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3060 (delete_tree_ssa): Remove call to delete_old_heapvars.
3061 Add call to delete_alias_heapvars.
3062 * tree-flow.h (referenced_var_remove): Remove prototype
3063 (init_alias_heapvars): New prototype.
3064 (delete_alias_heapvars): Ditto.
3065 * Makefile.in (tree-ssa-structalias.o): Add
3066 gt-tree-ssa-structalias.o
3067 (GTFILES): Add tree-ssa-structalias.h and
3068 tree-ssa-structalias.c.
3069 (s-gtype): Add gt-tree-ssa-structalias.h.
3070 * tree-ssa-structalias.c (heapvars): Remove.
3071 (oldheapvars): Remove.
3072 (heapvar_for_stmt): New variable.
3073 (heapvar_lookup): New function.
3074 (heapvar_insert): Ditto.
3075 (get_constraint_for): See if we have an old heapvar
3077 (init_alias_heapvars): New function.
3078 (delete_alias_heapvars): Ditto.
3079 Add include of gt-tree-ssa-structalias.h.
3081 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3084 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3086 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3088 * tree.c (int_fits_type_p): Only look at the base type
3089 if it has the same precision as the original type.
3091 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3094 * varasm.c (assemble_alias): Use %q+D in the error
3095 message instead of %J and %qD.
3097 2005-11-10 Richard Guenther <rguenther@suse.de>
3099 * gcse.c (free_ldst_entry): Only free hashtable if
3102 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3104 * function.c (assign_stack_local_1): Issue an error message if
3105 the frame size overflows in the signed target arithmetics.
3107 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3109 * tree.c (build_qualified_type): Chain the new type to the original
3110 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3111 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3112 (build_pointer_type_for_mode): Only return unqualified types.
3113 (build_reference_type_for_mode): Likewise.
3115 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3117 * Makefile.in (gnucompare): Do comparison of all files using one of
3118 the chosen methods and only afterwards decide if just warning should
3119 be issued or comparison failure raised.
3121 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3123 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3124 (noce_try_abs): Negate if the comparison is reversed.
3125 Look only one instruction backwards for a REG_EQUAL note.
3127 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3130 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3131 gthr-tpf.h: Define __gthrw. For all identifiers that might
3132 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3133 and prefix all uses with __ghtrw.
3135 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3138 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3139 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3140 * c-common.c (handle_weakref_attribute): New.
3141 (c_common_attribute_table): Add weakref.
3142 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3144 * configure, config.in: Rebuilt.
3145 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3146 * doc/extend.texi: Document weakref attribute.
3147 * varasm.c (ultimate_transparent_alias_target): New
3148 (assemble_name): Use it.
3149 (weak_finish_1): Split out of...
3150 (weak_finish): ... and deal with weakrefs in...
3151 (weakref_targets): ... new list.
3152 (globalize_decl): Clean up weakref_targets.
3153 (do_assemble_alias): Handle weakrefs.
3154 (finish_aliases_1): Do not reject weakrefs to external symbols.
3155 (assemble_alias): Handle weakrefs.
3157 2005-11-09 Richard Guenther <rguenther@suse.de>
3159 PR tree-optimization/24716
3160 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3161 t_bool to track results from follow_ssa_edge.
3163 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3165 * final.c (force_source_line): New global variable.
3166 (final_scan_insn): Set it to true instead of clearing last_filename.
3167 (notice_source_line): Return true if force_source_line is true,
3168 unless source info is absent.
3170 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3173 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3174 a linkage name for a variable if it a register variable.
3175 * c-decl.c (grokdeclarator): Global register variables
3176 should be set as PUBLIC.
3178 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3181 * config/s390/s390.c (struct s390_frame_layout): New fields
3182 first_save_gpr_slot and last_save_gpr_slot.
3183 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3184 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3185 first_save_gpr and last_save_gpr with the _slot variants.
3186 (s390_register_info): Calculate first_save_gpr_slot and
3187 last_save_gpr_slot using regs_ever_live.
3189 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3192 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3193 for a function containing a landing pad.
3195 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3198 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3201 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3203 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3204 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3206 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3209 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3211 (call,load,store): New insn types.
3212 (mem_access, branch_access): Adjust reservation conditions.
3213 (define_delay): Adjust condition.
3214 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3216 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3217 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3219 (call_internal, call_value_internal, return_internal,
3220 return_interrupt_internal, eh_return_internal, indirect_jump,
3221 tablejump): Set call insn type.
3222 (blockage, ei, di): Use appropriate unspec const.
3223 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3224 (ms1_get_attr_type): Adjust to give load & store types.
3225 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3226 backwards past a barrier.
3227 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3229 (struct branch_info, struct label_info): New.
3231 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3232 (ms1_machine_reorg): New.
3233 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3234 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3235 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3236 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3239 2005-11-09 Per Bothner <per@bothner.com>
3240 Uros Bizjak <uros@kss-loka.si>
3243 * toplev.c (process_options): Initialize debug_hooks early
3244 in case lang_hooks.post_options ends up calling a debug_hook.
3246 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3248 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3249 DBX_REGISTER_NUMBER being contiguous.
3251 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3252 Diego Novillo <dnovillo@redhat.com>
3255 * tree-vrp.c (register_edge_assert_for): Do not register
3256 always-false predicates.
3258 2005-11-08 Devang Patel <dpatel@apple.com>
3260 PR tree-optimization/23115
3261 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3264 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3266 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3269 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3271 Fix PR tree-optimization/23382
3273 * tree-ssa-alias.c (compute_may_aliases): Call
3274 delete_old_heap_vars.
3275 * tree-dfa.c (referenced_var_remove): New function.
3276 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3277 * tree-flow.h (referenced_var_remove): Add prototype.
3278 (delete_old_heap_vars): Ditto.
3279 * tree-ssa-structalias.c (heapvars): New variable.
3280 (oldheapvars): Ditto.
3281 (get_constraint_for): Put heap vars on heapvars list.
3282 (delete_old_heap_vars): New function.
3284 2005-11-08 Jason Merrill <jason@redhat.com>
3286 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3288 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3291 * reg-stack.c (reg_to_stack): Update register liveness also
3292 for flag_sched2_use_traces.
3294 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3297 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3298 override prior explicit -mno-powerpc-gfxopt.
3300 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3302 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3303 if the bitsize is zero.
3304 * doc/md.texi (Standard Pattern Names): Document it.
3306 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3307 (TARGET_PASS_BY_REFERENCE): Likewise.
3309 2005-11-07 Ian Lance Taylor <ian@airs.com>
3311 PR rtl-optimization/24683
3312 * config/i386/i386.c (legitimize_pic_address): If constant operand
3313 to PLUS is too large, put it in a register.
3315 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3317 * configure.ac: Enable checking assembler dwarf2 support for bfin
3319 * configure: Regenerate.
3321 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3325 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3326 gen_easy_vector_constant_add_self): Delete.
3327 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3329 (output_vec_const_move): Use gen_easy_altivec_constant.
3330 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3331 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3332 (easy_vector_constant_add_self): Rewritten.
3333 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3334 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3335 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3336 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3337 Macroize and adjust for the other changes.
3339 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3343 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3344 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3346 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3348 PR rtl-optimization/23567
3349 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3350 (noce_process_if_block): Don't do any optimizations except
3351 if (cond) x = x; if !set_b and write into orig_x may trap
3352 or fault. Remove the MEM_READONLY_P check.
3354 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3357 * tree-vrp.c (fix_equivalence_set): New.
3358 (extract_range_from_assert): Call it.
3360 2005-11-05 Ian Lance Taylor <ian@airs.com>
3363 * combine.c (apply_distributive_law): Don't distribute across a
3366 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3368 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3369 config/ms1/ms1.h, config/rs6000/predicates.md,
3370 config/s390/s390.c, params.def, postreload-gcse.c,
3371 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3372 tree-vrp.c, tree.c: Fix comment typos.
3373 * doc/invoke.texi: Fix typos.
3375 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3377 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3378 for testing whether the data_dependence_relation contains distance
3379 vectors. Iterate over all distance vectors of the ddr.
3380 * lambda.h: Define a vec of lambda_vector pointers.
3381 * tree-data-ref.c (dump_data_dependence_relation,
3382 dump_data_dependence_direction): Iterate over all distance and
3383 direction vectors of the ddr.
3384 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3386 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3387 of distance/direction vectors instead of a single one.
3388 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3389 lambda_vectors with a vec of lambda_vectors.
3390 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3391 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3392 DDR_NUM_DIST_VECTS): New.
3393 * tree-loop-linear.c (gather_interchange_stats): Test for the
3394 existence of distance vectors only after having checked that there
3395 is a dependence. Iterate over all distance vectors of the ddr.
3396 (linear_transform_loops): Use dump_data_dependence_relation.
3397 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3398 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3399 distance vectors of the ddr.
3401 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3403 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3404 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3405 IS_INTHANDLER; all callers changed.
3406 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3408 (do_link, do_unlink): New argument ALL; all callers changed.
3409 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3410 If function isn't leaf, save and restore all registers.
3411 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3414 2005-11-05 Jan Hubicka <jh@suse.cz>
3416 PR rtl-optimization/23490
3417 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3418 max-flow-memory-location): Document.
3419 * flow.c: Include params.h
3420 (MAX_MEM_SET_LIST_LEN): Kill.
3421 (add_to_mem_set_list): Use new param.
3422 * cse.c (cse_basic_block): Replace 1000 by new param.
3423 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3424 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3425 * predict.c (predict_loops): Use new param.
3426 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3428 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3429 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3430 Do not hold memory returned by cgraph_node_name across other call.
3432 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3435 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3438 2005-11-04 Jeff Law <law@redhat.com>
3441 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3442 * tree-ssa-dom.c: Include params.h.
3443 (thread_across_edge): If there are too many statements in the
3444 target block, then do not thread through it.
3445 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3446 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3448 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3451 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3452 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3454 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3457 * tree-scalar-evolution.c (instantiate_parameters_1,
3458 instantiate_parameters, resolve_mixers): Compute the size of an
3459 expression to be instantiated and give up the instantiation if the
3460 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3462 2005-11-04 Richard Guenther <rguenther@suse.de>
3464 * tree-flow.h (ref_contains_indirect_ref): Rename to
3465 array_ref_contains_indirect_ref.
3466 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3467 (array_ref_contains_indirect_ref): Make comment match the code
3469 (ref_contains_array_ref): Likewise.
3470 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3471 ref_contains_indirect_ref.
3472 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3473 Rename calls to ref_contains_indirect_ref.
3475 2005-11-04 Paul Brook <paul@codesourcery.com>
3477 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3478 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3479 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3480 * config/arm/arm.md: Use match_operand in peephole input templates
3481 and match_dup in peephole output templates.
3483 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3485 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3488 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3489 Daniel Jacobowitz <dan@codesourcery.com>
3491 * longlong.h (add_ssaaaa): Clobber condition code register
3493 (sub_ddmmss): Likewise.
3494 (umul_ppmm): Likewise.
3496 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3497 Paul Brook <paul@codesourcery.com>
3498 Phil Blundell <pb@reciva.com>
3500 * configure.ac: Add test for ARM TLS support.
3501 * configure: Regenerated.
3502 * config/arm/arm-protos.h (legitimize_tls_address)
3503 (arm_tls_referenced_p, tls_mentioned_p)
3504 (arm_output_addr_const_extra): New prototypes.
3505 (thumb_legitimize_pic_address): Delete.
3506 * config/arm/arm.c: Include "gt-arm.h".
3507 (enum tls_reloc): New.
3508 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3509 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3510 (arm_call_tls_get_addr, legitimize_tls_address)
3511 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3512 (arm_init_tls_builtins, arm_emit_tls_decoration)
3513 (arm_output_addr_const_extra): New functions.
3514 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3515 (TARGET_HAVE_TLS): Define.
3516 (target_thread_pointer): New.
3517 (arm_override_options): Handle -mtp=.
3518 (legitimize_pic_address): Ignore UNSPECs.
3519 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3521 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3522 (tls_get_addr_libfunc): New variable.
3523 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3524 (arm_init_builtins): Call arm_init_tls_builtins.
3525 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3526 (arm_encode_section_info): Call default_encode_section_info.
3527 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3528 (enum arm_tp_type): New.
3529 (target_thread_pointer): Add declaration.
3530 (LEGITIMATE_CONSTANT_P): Handle TLS.
3531 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3532 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3533 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3534 * config/arm/arm.md: Add UNSPEC_TLS.
3535 (movsi): Handle TLS.
3536 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3538 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3539 (load_tp_hard, load_tp_soft): New insns.
3540 * arm.opt: Add -mtp=.
3541 * doc/invoke.texi (ARM Options): Document -mtp.
3543 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3545 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3546 * config/arm/libunwind.S: Include "lib1funcs.asm".
3547 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3548 (LIB2ADDEH): Add libunwind.S.
3549 (LIB2ADDEHDEP): Add lib1funcs.asm.
3550 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3552 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3555 * gcc/c.opt: Add a -lang-fortran option.
3556 * gcc/c-opts.c: Add a lang_fortran flag.
3557 (c_common_init_options): Handling the -lang-fortran option.
3558 (c_common_handle_option): Add a case for Fortran options in
3559 preprocessing. Remove cases for -ffixed-form and
3560 -ffixed-line-length. Add a case for -lang-fortran.
3562 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3564 * config/rs6000/rs6000.c: Include params.h
3565 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3566 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3567 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3568 (UNSPEC_VPKUWSS): Delete.
3569 (altivec_vpkuhss): Delete.
3570 (altivec_vpkuwss): Delete.
3571 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3573 (neg_eq0<mode>): Remove final condition.
3574 (neg_eq<mode>): Remove condition and split-condition.
3576 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3578 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3579 Use associated print macros.
3581 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3584 * diagnostic.c (diagnostic_set_info_translated): New function.
3585 (diagnostic_set_info): Use it. Add comment.
3586 * diagnostic.h (diagnostic_set_info_translated): Declare.
3588 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3590 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3591 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3592 reference only if 'public' is true.
3593 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3594 emit the .hidden directive only if the indirect reference is public.
3595 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3596 Pass it to dw2_force_const_mem.
3597 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3598 * dwarf2out.c (output_cfi): Adjust calls to above function.
3599 (output_call_frame_info): Likewise.
3600 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3601 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3603 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3605 PR tree-optimization/24483
3606 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3607 field to elts if possible.
3609 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3612 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3615 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3617 Fix PR tree-optimization/24351
3619 * tree-ssa-structalias.c (struct variable_info): Add
3621 (get_varinfo_fc): New function to follow collapsing.
3622 (new_var_info): Set collapsed_to to NULL.
3623 (dump_constraint): Follow collapsing.
3624 (build_constraint_graph): Handle collapsing.
3625 (do_simple_structure_copy): Return false if something bad
3627 (collapse_rest_of_var): New function.
3628 (do_structure_copy): Collapse if do_simple_structure_copy returns
3631 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3634 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3635 expressions to a statement list instead of gimplifying them.
3637 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3639 PR rtl-optimization/23585
3640 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3641 that can't trap plus a constant integer, if the mode has zero size.
3643 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3646 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3648 ("*insv<mode>_reg_extimm"): Likewise.
3650 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3653 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3654 c_common_type_for_mode returns an unnamed type.
3656 2005-11-02 Richard Henderson <rth@redhat.com>
3660 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3661 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3662 * function.c (assign_parms): Use calls.internal_arg_pointer.
3663 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3665 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3666 (TARGET_CALLS): Add it.
3667 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3668 * targhooks.c (default_internal_arg_pointer): New.
3669 * targhooks.h (default_internal_arg_pointer): Declare.
3670 * tree.h (dwarf2out_reg_save_reg): Declare.
3671 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3672 * config/i386/i386.c (dbx_register_map): Add return column.
3673 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3674 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3675 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3676 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3677 (ix86_save_reg): Save force_align_arg_pointer.
3678 (ix86_emit_save_regs): Make regno unsigned.
3679 (ix86_emit_save_regs_using_mov): Likewise.
3680 (ix86_expand_prologue): Handle force_align_arg_pointer.
3681 (ix86_expand_epilogue): Likewise.
3682 * config/i386/i386.h: (dbx_register_map): Update.
3683 (dbx64_register_map, svr4_dbx_register_map): Update.
3684 (struct machine_function): Add force_align_arg_pointer.
3685 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3686 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3687 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3689 2005-11-02 Jan Hubicka <jh@suse.cz>
3692 * i386.md: Add peep2 for simplyfing array accesses.
3694 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3697 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3698 * config/s390/s390.c (s390_decompose_shift_count): New function.
3699 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3700 (print_shift_count_operand): Use s390_decompose_shift_count.
3701 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3702 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3704 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3707 * loop.c (loop_givs_rescan): Use force_operand to expand
3710 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3713 * fold-const.c (build_range_check): Use unsigned when signed
3714 overflow is undefined also. If etype is subtype, make sure that
3715 the subtraction is in the supertype.
3717 2005-11-02 Richard Henderson <rth@redhat.com>
3720 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3723 2005-11-01 Richard Henderson <rth@redhat.com>
3726 * loop.c (scan_loop): Do not propagate computations to a hard
3727 register destination with SMALL_REGISTER_CLASSES.
3729 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3731 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3732 costs for MULT inside PLUS or MINUS.
3734 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3736 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3737 (TRAMPOLINE_SIZE): Round up to 60.
3738 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3740 2005-10-31 James E. Wilson <wilson@specifix.com>
3743 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3744 ifdef. Put ifdefs around call in gen_subprogram_die.
3745 (compute_frame_pointer_to_cfa_displacement): Likewise.
3746 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3749 PR rtl-optimization/17356
3750 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3751 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3753 2005-10-31 Jan Hubicka <jh@suse.cz>
3756 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3759 * i386.c (legitimize_pic_address): Deal with large immediates.
3762 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3763 from symbol names while computing checkup.
3766 * predict.c (predict_loops): Do not estimate more than
3767 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3768 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3770 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3772 PR tree-optimization/19097
3773 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3775 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3777 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3779 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3782 * tree-inline.c (setup_one_parameter): If the init_stmt
3783 is NULL, don't insert the statement.
3785 2005-10-30 Jan Hubicka <jh@suse.cz>
3787 PR tree-optimization/24172
3788 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3790 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3792 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3793 constants for hosts with long != 32 bits.
3795 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3798 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3800 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3802 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3803 (TARGET_MS1_16_002): New.
3804 (TARGET_MS1_16_003): New.
3806 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3807 ("*decrement_and_branch_until_zero_no_clobber"): New.
3808 Add corresponding splitter for decrement_and_branch_until_zero
3810 Key all decrement_and_branch_until_zero patterns off of
3813 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3816 * tree-complex.c (extract_component): Treat RESULT_DECL
3817 like the rest of the decls.
3819 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3821 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3822 indirect call to _mcount if the function needs a static chain.
3824 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3825 Caroline Tice <ctice@apple.com>
3827 PR rtl-optimization/24460
3828 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3829 (dwarf2out_switch_text_section): Set it to true instead of
3830 incrementing separate_line_info_table_in_use.
3831 (output_loc_list): Additionally test have_switched_text_sections.
3832 (output_ranges): Likewise.
3833 (dwarf2out_finish): Likewise.
3834 * varasm.c (assemble_start_function): Do not call
3835 insert_section_boundary_note.
3836 (assemble_end_function): If flag_reorder_blocks_and_partition,
3837 switch to the function's section before emitting the .size directive.
3838 * bb-reorder.c (insert_section_boundary_note): Staticify.
3839 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3840 * output.h (insert_section_boundary_note): Delete.
3842 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3845 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3846 instead of pointer equality when comparing types.
3848 2005-10-24 James E. Wilson <wilson@specifix.com>
3850 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3851 add_dependence_list_and_free calls.
3853 2005-10-24 Steven Bosscher <stevenb@suse.de>
3855 * contrib.texi: Add the names of the LLNL folks who donated
3856 Cray pointer support for gfortran.
3858 2005-10-24 Steven Bosscher <stevenb@suse.de>
3860 PR tree-optimization/24225
3861 * profile.c (branch_prob): Look from end to start through a
3862 basic block when looking for a locus.
3864 2005-10-24 Richard Henderson <rth@redhat.com>
3866 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3868 (hppa_expand_prologue): Likewise.
3870 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3872 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3873 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3874 * pa.h (NO_PROFILE_COUNTERS): Define.
3875 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3876 (funcdef_nos): New vector to hold label numbers of deferred profile
3878 (output_deferred_profile_counters): New function.
3879 (hppa_profile_hook): Push label number onto funcdef_nos.
3880 (pa_hpux_file_end): Call output_deferred_profile_counters if
3881 NO_DEFERRED_PROFILE_COUNTERS is false.
3883 * pa-protos.h (get_deferred_plabel): New prototype.
3884 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3886 (output_call): Adjust calls.
3888 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3890 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3891 peculiarity of GOT/TOC section usage.
3893 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3896 * c-common.c (constant_string_class_name): Add documentation.
3898 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3901 * recog.c (peephole2_optimize): Increment peep2_current_count
3902 only when the slot is empty.
3904 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3907 * except.c (output_function_exception_table): Call
3908 assemble_external_libcall if we need a personality function.
3910 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3912 PR rtl-optimization/24460
3913 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3914 set the basic block for barriers.
3916 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3918 * var-tracking.c (vt_initialize): Initialize post.
3920 2005-10-21 Devang Patel <dpatel@apple.com>
3923 * c-common.c (vector_types_convertible_p): Check vector element type.
3925 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3927 * config/sh/sh.c (prepare_move_operands): Handle the address
3928 constant which is a tls symbolic address plus a constant.
3930 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3933 * gcc.c (main): Use the correct counter for erroring out
3934 about mulitple files.
3936 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3939 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3940 use r2 for 64-bit tls .got access.
3942 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3944 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3947 2005-10-20 Steven Bosscher <stevenb@suse.de>
3949 PR tree-optimization/24307
3950 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3952 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3955 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3957 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3958 is ready, stop marking functions, but still mark variables.
3960 2005-10-20 Richard Guenther <rguenther@suse.de>
3963 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3966 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3968 PR rtl-optimization/23585
3969 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3970 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3971 (may_trap_p_1): New predicate extracted from...
3972 (may_trap_p): ... here. Invoke may_trap_p_1.
3973 (may_trap_or_fault_p): New predicate.
3974 * rtl.h (may_trap_or_fault_p): Declare it.
3975 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3976 instead of may_trap_p.
3977 (steal_delay_list_from_fallthrough): Likewise.
3978 (fill_simple_delay_slots): Likewise.
3979 (fill_slots_from_thread): Likewise.
3980 * function.c (pad_to_arg_alignment): Rework comment about
3981 SPARC_STACK_BOUNDARY_HACK.
3982 * config/sparc/sparc.h: Likewise.
3984 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3986 * config/s390/s390.c (s390_expand_insv): New.
3987 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3988 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3989 ("icm_hi"): Remove mode attribute.
3990 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3992 ("*extracthi", "*extractqi"): Remove.
3993 (extv<mode>", "*extzv<mode>"): New.
3994 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3995 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3997 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3999 * cfgexpand.c (discover_nonconstant_array_refs_r,
4000 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4001 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4002 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4003 discover_nonconstant_array_refs.
4005 2005-10-19 Steven Bosscher <stevenb@suse.de>
4008 * c-decl.c (pop_scope): Don't warn about an unused variable
4009 if it is marked with TREE_NO_WARNING.
4010 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4011 somenow mismatch and olddecl is to be replaced.
4013 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4016 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4017 whether registers live on the edge can be saved/restored.
4019 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4021 * config/sh/sh.c (fixup_mova): Skip notes.
4023 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4025 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4026 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4027 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4028 (s390_initial_elimination_offset): Likewise.
4029 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4030 register on TARGET_ZARCH targets.
4031 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4032 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4033 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4034 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4036 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4038 * config/s390/s390.md: Comment describing output modifiers updated.
4039 * config/s390/s390.c (print_operand): Likewise.
4041 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4043 * config/s390/s390.c (override_options): Added check for -mstack-size
4045 * doc/invoke.texi: Mention that limit in the documenation.
4047 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4050 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4052 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4054 Fix PR tree-optimization/24231
4056 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4057 (compute_avail): Ditto.
4059 2005-10-18 Richard Henderson <rth@redhat.com>
4062 * config/i386/i386.c (legitimate_constant_p): Check
4063 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4065 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4066 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4067 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4069 (print_operand_address): Likewise.
4070 * config/i386/predicates.md (x86_64_immediate_operand): Test
4071 SYMBOL_REF_TLS_MODEL properly inside CONST.
4072 (x86_64_zext_immediate_operand): Likewise.
4073 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4074 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4075 * config/i386/i386-protos.h: Remove predicates.md entries.
4077 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4079 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4080 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4082 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4083 Ian Lance Taylor <ian@airs.com>
4086 * fold-const.c (fold_widened_comparison): Do not allow range based
4087 constant folding when right operand cannot be unwidened.
4089 2005-10-17 Richard Henderson <rth@redhat.com>
4091 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4092 with a memory clobber.
4094 2005-10-17 James E Wilson <wilson@specifix.com>
4096 PR rtl-optimization/17356
4097 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4098 checking for EDGE_EH.
4100 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4102 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4103 the slot on an even boundary for any type with 16-byte alignment.
4105 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4108 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4109 after register allocation.
4111 2005-10-17 DJ Delorie <dj@redhat.com>
4113 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4116 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4119 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4122 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4124 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4125 to 2 if it's already non-zero.
4126 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4127 is set and warn about it if flag_schedule_insns is 1.
4129 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4131 * config/crx/crx.md: Compare-and-branch instructions need to
4134 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4137 * config/i386/i386.md (*pushdi2_rex64 splitter)
4138 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4139 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4140 flow2 pass only when (optimize > 0 && flag_peephole2).
4142 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4145 * gcc.c (have_c): New static variable.
4147 (process_command): Remove declation of have_c.
4148 Set have_o to 1 when handling -o.
4149 (main): Add a fatel error if there are multiple
4150 files specified and -o and -c/-S is passed witout
4151 -combine or multiple languages.
4153 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4155 Fix PR tree-optimization/22444
4156 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4157 Assert that we don't hit something with subvars.
4158 (setup_pointers_and_addressables): Don't add things with subvars,
4159 because we'll already process the subvars for aliasing purposes.
4161 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4164 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4165 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4166 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4167 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4168 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4169 swapped, alternatives for the R constraint.
4172 * builtins.c (get_builtin_sync_mode): Make unlimited
4173 mode_for_size request.
4175 2005-10-15 Richard Henderson <rth@redhat.com>
4177 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4178 (gimplify_expr): ... here.
4179 (gimplify_compound_lval): Use it in initial scan loop. Allow
4180 fb_lvalue in base expression.
4182 2005-10-15 Richard Henderson <rth@redhat.com>
4185 * builtins.c (expand_builtin_trap): Export.
4186 * expr.h (expand_builtin_trap): Declare.
4187 * expr.c (expand_assignment): Emit a trap for integral offsets
4188 from registers that weren't reduced to bitpos.
4190 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4191 (mark_array_ref_addressable): Remove.
4192 * tree-flow.h (mark_array_ref_addressable): Remove.
4193 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4195 2005-10-15 James E Wilson <wilson@specifix.com>
4198 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4199 (add_dependence_list_and_free): Likewise.
4200 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4203 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4207 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4208 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4210 (vrp_visit_phi_node): Only prevent infinite iterations when
4211 the previous result and the new result are both VR_RANGEs.
4213 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4215 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4218 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4221 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4224 2005-10-14 Per Bothner <per@bothner.com>
4226 PR preprocessor/21250
4227 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4229 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4232 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4233 overflow flags. Refactor some conditionals.
4235 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4238 * tree-dfa.c (add_referenced_var): Only look at decls which
4239 have TREE_CONSTANT or TREE_READONLY set instead of if
4240 !TREE_PUBLIC or !TREE_CONSTANT.
4242 2005-10-13 James E Wilson <wilson@specifix.com>
4244 * doc/invoke.texi: For -x, add f95-cpp-input.
4245 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4247 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4249 PR tree-optimization/24262
4250 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4251 in loop all the time.
4253 2005-10-12 Richard Henderson <rth@redhat.com>
4256 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4257 * function.c (assign_parm_find_data_types): Don't support it.
4258 * print-tree.c (print_node): Likewise.
4259 * c-common.c (handle_transparent_union_attribute): Likewise.
4260 Use build_duplicate_type.
4261 * tree-inline.c (remap_type_1): Split out of remap_type;
4262 properly remap aggregate fields.
4263 (build_duplicate_type): New.
4264 * doc/extend.texi (Variable Attributes): Remove documentation
4265 for transparent_union.
4267 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4270 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4271 (gen_stack_pointer_dec): Likewise.
4273 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4277 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4279 (struct cxx): Add adjust_class_at_definition target hook.
4280 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4281 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4282 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4283 hook_void_tree. Add to TARGET_CXX.
4284 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4286 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4287 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4288 instead of attribute. Check for dllexport override. Warn if
4289 inconsistent dll linkage. Don't lose old dllimport if decl has
4290 had address referenced. Tweak lookup of dllimport atribute.
4291 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4292 for target specific rules. Don't add dllimport attribute if
4293 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4294 dllimport attribute.
4295 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4296 * varasm.c (initializer_constant_valid_p): Replace
4297 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4301 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4302 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4303 (i[34567]86-*-mingw32*): Likewise.
4305 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4306 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4308 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4309 C++-specific code. Change return value to bool.
4310 (i386_pe_dllimport_p): Likewise.
4311 (associated_type): Simplify and make language-independent
4312 (i386_pe_encode_section_info): Replace override of ambiguous
4313 dllimport symbol refs with a gcc_assert.
4314 (i386_pe_valid_dllimport_attribute_p): Define.
4315 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4316 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4317 i386_pe_adjust_class_at_definition.
4318 * config/i386/winnt-stubs.c: New file. Define stub versions of
4319 lang-specific functions.
4320 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4321 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4322 i386_pe_adjust_class_at_definition.
4323 (i386_pe_valid_dllimport_attribute_p): Declare.
4324 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4325 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4326 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4329 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4330 dllimport attribute with test of DECL_DLLIMPORT_P.
4332 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4334 * combine.c (make_extraction): Correct offset computation.
4336 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4338 * config/cris/t-linux (LIMITS_H_TEST): Define.
4340 2005-10-12 Richard Henderson <rth@redhat.com>
4343 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4345 2005-10-12 Richard Guenther <rguenther@suse.de>
4347 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4349 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4352 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4353 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4356 2005-10-12 Richard Guenther <rguenther@suse.de>
4359 * varasm.c (output_constant): Correct typo from previous
4362 2005-10-11 Ian Lance Taylor <ian@airs.com>
4364 PR rtl-optimization/13931
4365 * combine.c: Revert patch of 2003-05-14, and:
4366 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4367 completely killed in the appropriate insn.
4368 (distribute_notes): Don't skip multiple hard register test for
4369 elim_i1 and elim_i2.
4371 2005-10-11 Richard Henderson <rth@redhat.com>
4374 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4375 to initialize a transparent union instead of a nop_expr.
4377 2005-10-11 Richard Henderson <rth@redhat.com>
4379 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4380 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4381 (tree_ssa_dce_loop): Call scev_reset.
4384 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4385 * tree-ssa-dce.c: Include cfgloop.h.
4386 (tree_ssa_dce_loop, pass_dce_loop): New.
4387 * tree-pass.h (pass_dce_loop): Declare it.
4388 * passes.c (init_optimization_passes): Use it.
4390 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4393 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4394 Only apply the optimization for rounding builtins if the inner
4395 cast is also an extension.
4397 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4400 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4401 mark_new_vars_to_rename instead of update_stmt.
4403 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4405 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4407 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4409 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4410 for setting MMX register to 0 rather than mmx.
4412 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4415 * configure.ac: Move gas check from mips specific case to common case.
4416 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4417 * configure: Regenerate
4418 * doc/install.texi: Update.
4420 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4423 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4425 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4427 * gcc.c (do_spec_1): Accept numeric characters in file name
4430 2005-10-10 Nick Clifton <nickc@redhat.com>
4432 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4433 describing the deleted arm_gen_rotated_half_load function.
4435 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4437 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4440 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4442 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4444 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4445 (EXTRA_MULTILIB_PARTS): Define.
4446 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4447 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4448 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4449 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4450 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4451 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4453 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4455 PR tree-optimization/24226
4456 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4457 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4458 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4461 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4463 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4465 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4468 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4469 Rewrite for no need for the early clobber.
4471 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4473 Merge from csl-arm-branch:
4474 2005-09-07 Paul Brook <paul@codesourcery.com>
4475 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4478 2005-04-30 Paul Brook <paul@codesourcery.com>
4479 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4480 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4482 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4483 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4484 (arm_override_options): Use TARGET_AAPCS_BASED.
4485 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4486 (PTRDIFF_TYPE): Use int for AAPCS.
4487 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4488 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4489 (DEFAULT_SHORT_ENUMS): Delete.
4490 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4492 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4493 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4494 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4495 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4497 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4498 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4500 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4501 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4503 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4504 * config.gcc (arm*-*-linux-gnueabi): Add it.
4505 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4507 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4508 * config/arm/linux-eabi.h: New file.
4509 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4510 (LINUX_TARET_LINK_SPEC): Likewise.
4511 (LINK_SPEC): Use it.
4512 * config/arm/t-linux-eabi: New file.
4514 2005-10-08 Steven Bosscher <stevenb@suse.de>
4517 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4519 (PARAM_SMS_DFA_HISTORY): Likewise.
4521 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4524 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4525 (load_register_parameters): Call it.
4526 (check_sibcall_argument_overlap_1): Likewise.
4527 (store_one_arg): Likewise.
4529 2005-10-07 James E. Wilson <wilson@specifix.com>
4531 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4532 DImode not VECINT24 for operand 2.
4535 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4539 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4540 fr_spill): Use destination_operand for operand 0.
4542 2005-10-07 DJ Delorie <dj@redhat.com>
4544 * varasm.c (output_constant): Limit error to expanding
4547 2005-10-07 Richard Guenther <rguenther@suse.de>
4550 * fold-const.c (fold_binary): Fix operand types during folding
4551 of X op (A, Y). Evaluation order of the side-effects of
4552 X and A are frontend-defined, so ensure we honour that even for
4553 tcc_comparison class operands; eased by removing duplicate code.
4555 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4557 * stor-layout.c (layout_type): Do not allow alignment of array
4558 elements to be greater than their size.
4560 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4562 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4564 (hppa*-*-linux*): Ditto.
4565 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4566 * config/host-hpux.c: New.
4567 * config/x-hpux: New.
4568 * config/pa/x-hpux: Remove.
4569 * config/pa/x-linux: Remove.
4570 * config/pa/pa-host.c: Remove.
4572 2005-10-07 Jeff Law <law@redhat.com>
4574 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4575 determine whether or not to try and thread outgoing edges.
4577 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4579 * config/rs6000/rs6000.md (eqsi_power): New.
4580 (neg_eq0si): Add TARGET_POWER to final condition.
4583 2005-10-06 Richard Henderson <rth@redhat.com>
4585 * config/rs6000/rs6000.c: Revert last change.
4587 2005-10-06 Richard Henderson <rth@redhat.com>
4589 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4590 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4592 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4596 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4597 out return_label and naked_return_label.
4599 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4601 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4604 2005-10-06 Richard Henderson <rth@redhat.com>
4607 * tree-inline.c (declare_return_variable): Handle modify_dest not
4610 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4612 Fix PR tree-optimization/22488
4613 * tree-ssa-structalias.c (check_for_overlaps): New function.
4614 (create_variable_info_for): Use it.
4616 2005-10-06 Richard Henderson <rth@redhat.com>
4619 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4620 (dwarf2out_start_source_file): Print it.
4622 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4624 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4626 2005-10-06 Richard Henderson <rth@redhat.com>
4629 * mode-switching.c (optimize_mode_switching): Clear transp bit
4630 for block with incomming abnormal edges.
4632 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4633 (fpscr_set_from_mem): Use them.
4634 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4635 (fpscr postinc splitters): Rewrite as peephole2+split.
4637 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4639 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4640 (eq<mode>_compare): Same.
4642 2005-10-06 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/24238
4645 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4647 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4649 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4650 here. Use AC_PATH_PROG for environment variables instead of
4652 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4654 * configure: Regenerated.
4656 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4659 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4660 then force it into a register.
4661 (call_value): Likewise.
4663 2005-10-06 Richard Henderson <rth@redhat.com>
4666 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4667 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4668 under pass_vectorize.
4670 2005-10-05 Devang Patel <dpatel@apple.com>
4673 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4674 handling constants. Check NAMESPACE_DECL context for constants.
4676 2005-10-05 Eric Christopher <echristo@apple.com>
4678 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4680 2005-10-05 Richard Henderson <rth@redhat.com>
4683 * tree-cfg.c (mark_array_ref_addressable_1): New.
4684 (mark_array_ref_addressable): New.
4685 * tree-flow.h (mark_array_ref_addressable): Declare.
4686 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4688 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4692 * reload.c (subst_reloads): When adding a REG_LABEL to a
4693 jump instruction, also update JUMP_LABEL.
4695 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4697 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4698 * bb-reorder.c (copy_bb_p): Use it.
4699 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4701 2005-10-05 Richard Henderson <rth@redhat.com>
4704 * toplev.c (process_options): Warn about unsupported combinations
4705 of unwind tables and omit-frame-pointer.
4706 * config/i386/i386.c (override_options): Similarly. Enable
4707 accumulate-outgoing-args if not explicitly disabled.
4709 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4711 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4712 Handle big endian vs. small endian.
4713 (vec_initv2sf): Handle big endian vs. small endian.
4714 (*vec_extractv2sf_1): Ditto.
4716 2005-10-05 Dale Johannesen <dalej@apple.com>
4718 * convert.c (convert_to_real): Don't convert
4719 (float)floor(double d) to floorf((float)d).
4721 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4723 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4725 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4727 PR tree-optimization/18587
4728 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4729 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4730 build_vuses): Change to VEC type.
4731 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4732 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4733 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4734 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4735 (get_name_decl): New. Return DECL_UID of base variable.
4736 (operand_build_cmp): New. qsort comparison routine.
4737 (operand_build_sort_virtual): New. Sort virtual build vector.
4738 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4739 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4740 (FINALIZE_BASE): Use get_name_decl.
4741 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4742 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4743 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4744 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4745 direct VEC_* manipulations.
4746 (build_ssa_operands): Call operand_build_sort_virtual.
4747 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4748 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4749 with direct VEC_* manipulations.
4750 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4751 with direct VEC manipulations.
4753 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4755 PR tree-optimization/21419
4756 PR tree-optimization/24146
4757 PR tree-optimization/24151
4759 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4760 (build_asm_expr): Call it if outputs are read-only.
4761 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4763 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4764 Paolo Bonzini <bonzini@gnu.org>
4768 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4769 enable the instructions and not just the built-ins.
4770 * doc/invoke.texi (x86 Options): Likewise.
4772 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4774 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4776 * doc/invoke.texi (Option Summary): Correct spelling
4777 of -mmacosx-version-min.
4779 2005-10-04 Devang Patel <dpatel@apple.com>
4781 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4784 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4786 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4787 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4789 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4791 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4792 ("TE","tg"): New mode attributes.
4793 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4794 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4795 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4796 dword_mode and one for GPRmode.
4798 2005-10-04 Ian Lance Taylor <ian@airs.com>
4800 PR preprocessor/13726
4801 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4802 any comments passed in.
4804 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4806 * tree.c (annotate_with_file_line): Fix typo.
4808 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4811 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4812 type used to access data in the inlined length == 1 case, use
4813 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4814 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4816 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4818 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4819 TARGET_SSE3 and only for TARGET_80387.
4820 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4821 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4822 Do not depend on TARGET_80387.
4824 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4826 * tree.c (last_annotated_node): Change type to location_t*.
4827 (annotate_with_file_line): Reflect the change of
4828 last_annotated_node type.
4830 2005-10-04 Richard Guenther <rguenther@suse.de>
4833 * c-decl.c (grokdeclarator): Don't write to fields
4836 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4839 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4841 * varasm.c (make_decl_rtl): If a register variable does not
4842 have a set user assmbler name, error out.
4843 Decode the asmspec is now name+1 bypassing '*'.
4845 2005-10-04 Steven Bosscher <stevenb@suse.de>
4847 PR tree-optimization/23049
4848 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4849 of a COND_EXPR is folded before calling fold on the whole rhs of a
4850 conditional assignment.
4851 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4852 document that a COND_EXPR may appear there.
4854 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4857 * tree-vrp.c (extract_range_from_assert): If the new numeric
4858 range created out of the assertion contradicts the existing
4859 numeric range of the ASSERT_EXPR variable, make the new range
4862 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4864 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4865 from T_REGS to FP register class.
4867 2005-10-03 Richard Henderson <rth@redhat.com>
4870 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4871 before creating a new one.
4873 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4875 * config/rs6000/t-aix43 (LDFLAGS): New.
4876 * config/rs6000/t-aix52 (LDFLAGS): New.
4878 2005-10-03 Ian Lance Taylor <ian@airs.com>
4880 * gimplify.c (find_single_pointer_decl_1): New static function.
4881 (find_single_pointer_decl): New static function.
4882 (internal_get_tmp_var): For a formal variable, set restrict base
4883 information if appropriate.
4884 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4886 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4887 (DECL_GET_RESTRICT_BASE): Define.
4888 (SET_DECL_RESTRICT_BASE): Define.
4889 (decl_restrict_base_lookup): Declare.
4890 (decl_restrict_base_insert): Declare.
4891 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4892 * tree.c (restrict_base_for_decl): New static variable.
4893 (init_ttree): Initialize restrict_base_for_decl.
4894 (copy_node_stat): Copy restrict base information.
4895 (decl_restrict_base_lookup): New function.
4896 (decl_restrict_base_insert): New function.
4897 (print_restrict_base_statistics): New static function.
4898 (dump_tree_statistics): Call print_restrict_base_statistics.
4900 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4903 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4904 case of anti-ranges.
4906 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4909 * c-typeck.c (tagged_tu_seen): Rename to ...
4910 (tagged_tu_seen_cache): this and add val field.
4911 (comptypes): Move functional to comptypes_internal
4912 and free tagged_tu_seen.
4913 (comptypes_internal): New function and call comptypes_internal
4914 instead of comptypes. Speed up by sibcalling
4915 tagged_types_tu_compatible_p.
4916 (alloc_tagged_tu_seen): New function
4917 (free_all_tagged_tu_seen_up_to): New function.
4918 (tagged_types_tu_compatible_p): Return the val of the seen two
4920 Add that the two types are the same to tagged_tu_seen_base
4921 if they are and call comptypes_internal instead of comptypes.
4922 <case UNION_TYPE>: Speed up common type where the fields are
4924 (function_types_compatible_p): Call comptypes_internal instead of
4926 (type_lists_compatible_p): Likewise.
4927 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4929 2005-10-02 Matthias Klose <doko@debian.org>
4931 * doc/invoke.texi: Fix typo and speling error.
4933 2005-10-01 Richard Henderson <rth@redhat.com>
4935 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4937 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4939 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4940 using --start-group and --end-group.
4942 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4944 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4945 FIXME note regarding quirky semantics.
4947 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4950 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4951 non-null range as a last resort.
4953 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4954 Diego Novillo <dnovillo@redhat.com>
4957 * tree-vrp.c (extract_range_from_assert): For !=
4958 assertions, only build an anti-range if LIMIT is a
4959 single-valued range.
4961 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4963 * arm.md (movqi): On thumb when optimizing, handle loading from
4964 memory by describing this as taking a subreg of a zero-extended load
4965 into an SImode register.
4968 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4970 * reload1.c (merge_assigned_reloads): Do not change any
4971 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4973 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4975 * Makefile.in (LIPO_FOR_TARGET): Define.
4976 (STRIP_FOR_TARGET): Define.
4978 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4979 before creating new ones. Do symlinks before creating the actual
4982 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4983 to work out which multilibs are actually being built.
4985 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4987 * tree-vect-transform.c, config/ms1/ms1.md,
4988 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4989 Follow spelling conventions.
4990 * doc/invoke.texi, doc/md.texi: Fix typos.
4992 2005-09-30 Andrew Macleod <amacleod@redat.com>
4994 PR tree-optimization/21430
4995 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4996 use operands, and set stmt pointer if need be.
4997 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4998 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5001 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5004 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5006 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5008 * optabs.c (expand_binop): Initialize first_pass_p.
5010 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5013 * c-decl.c (c_write_global_declarations_1): If any
5014 wrapup_global_declaration_2 call returned true, restart the loop.
5016 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5018 Fix PR tree-optimization/24117
5019 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5020 before considering whether to use anyoffset.
5022 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5026 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5028 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5030 (swap_commutative_operands_with_target): New.
5032 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5035 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5038 2005-09-29 Steven Bosscher <stevenb@suse.de>
5040 PR tree-optimization/23911
5041 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5042 and IMAGPART_EXPR too.
5044 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5047 * expmed.c (expand_shift): Move logic to reverse rotation
5048 direction when rotating by constants ...
5049 * optabs.c (expand_binop): ... here.
5050 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5051 (ix86_rotrdi3): New pattern.
5052 (rotldi3): Handle 32-bit mode.
5053 (ix86_rotldi3): New pattern.
5055 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5058 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5059 check for numbers that need no bit twiddle.
5061 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5063 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5064 multilib to be built.
5066 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5067 (stage1-start): Delete old libgcc and libunwind before moving
5068 anything into the stage directory.
5069 (stage2-start): Likewise.
5070 (stage3-start): Likewise.
5071 (stage4-start): Likewise.
5072 (stageprofile-start): Likewise.
5073 (stagefeedback-start): Likewise.
5074 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5075 header in tm_file and CPU-specific t-darwin in tmake_file.
5076 (i[34567]86-*-darwin*): Don't change tm_file.
5077 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5078 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5079 shared library stub for target OS version.
5080 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5081 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5082 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5083 (libgcc_s.%.dylib): New.
5085 (install-darwin-libgcc-stubs): New.
5086 (INSTALL_LIBGCC): New append.
5087 * config/i386/darwin-libgcc.10.4.ver: New.
5088 * config/i386/darwin-libgcc.10.5.ver: New.
5089 * config/i386/t-darwin: New.
5090 * config/rs6000/darwin-libgcc.10.4.ver: New.
5091 * config/rs6000/darwin-libgcc.10.5.ver: New.
5092 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5093 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5095 2005-09-28 Paul Brook <paul@codesourcery.com>
5097 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5100 2005-09-28 Richard Guenther <rguenther@suse.de>
5102 PR tree-optimization/23853
5103 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5104 host_integerp to verify misalignment value.
5106 2005-09-28 Richard Henderson <rth@redhat.com>
5108 * builtins.c (get_builtin_sync_mode): New.
5109 (expand_builtin_sync_operation): Pass in mode argument.
5110 (expand_builtin_compare_and_swap): Likewise.
5111 (expand_builtin_lock_test_and_set): Likewise.
5112 (expand_builtin_lock_release): Likewise.
5113 (expand_builtin): Update to match.
5115 2005-09-28 Nick Clifton <nickc@redhat.com>
5117 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5118 formatting. Add check to PLUS case to ensure that the offset is
5119 within an acceptable range.
5121 * config/v850/v850.md (casesi): Disable the generation of the
5122 switch pattern as it is not being handled properly at the moment.
5124 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5125 for when the high words are identical.
5127 2005-09-27 Richard Henderson <rth@redhat.com>
5129 * pretty-print.c (pp_base_format): Fix typo for %>.
5131 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5132 Devang Patel <dpatel@apple.com>
5134 PR tree-optimization/23625
5135 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5136 LABEL_EXPR, assertion check.
5138 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5140 * optabs.c (no_conflict_move_test): Check if a result of a
5141 to-be-moved insn would be clobbered by an originally
5144 2005-09-27 Jeff Law <law@redhat.com>
5146 * passes.c (init_optimization_passes): Replace copy propagation
5147 passes immediately after DOM with phi-only copy propagation
5148 pases. Add phi-only copy propagation pass after first DOM pass.
5149 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5150 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5151 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5152 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5153 to init_copy_prop. Callers updated.
5154 (do_phi_only_copy_prop): New function.
5155 (pass_phi_only_copy_prop): New pass descriptor.
5157 2005-09-27 Nick Clifton <nickc@redhat.com>
5159 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5161 2005-09-26 Jason Merrill <jason@redhat.com>
5164 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5166 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5168 2005-09-26 James E Wilson <wilson@specifix.com>
5170 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5171 copyright. Add gcc copyright plus libgcc exception.
5172 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5174 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5176 2005-09-26 Jeff Law <law@redhat.com>
5178 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5179 about when to iterate.
5181 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5184 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5185 for __complex__ double in -mcpu=G5 mode.
5187 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5189 PR tree-optimization/23942
5190 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5191 * tree-scalar-evolution.c: Include params.h.
5193 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5194 follow_ssa_edge_in_condition_phi_branch,
5195 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5196 Change return type to t_bool. Use a parameter to limit the size of
5197 trees that are walked before stopping
5198 (analyze_evolution_in_loop): Initialize the limit to 0.
5199 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5200 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5202 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5205 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5206 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5208 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5210 * combine.c (make_extraction): Check for valid use of subreg.
5212 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5215 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5216 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5217 ("fist<mode>2_with_temp"): Use only register operands.
5219 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5221 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5222 CALL_INSN_FUNCTION_USAGE.
5224 2005-09-26 Richard Guenther <rguenther@suse.de>
5227 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5228 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5229 (ldst_entry): Use the hashtable instead of list-walking.
5230 (find_rtx_in_ldst): Likewise.
5231 (free_ldst_entry): Free the hashtable.
5232 (compute_ld_motion_mems): Create the hashtable.
5233 (trim_ld_motion_mems): Remove entry from hashtable if
5234 removing it from list.
5235 (compute_store_table): Likewise^2.
5236 (store_motion): Free hashtable in case we did not see
5239 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5241 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5242 and arg1 if we are passing them to fold_build2.
5244 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5247 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5250 2005-09-25 Richard Henderson <rth@redhat.com>
5252 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5253 SYMBOL_REF_TLS_MODEL to be correct.
5255 2005-09-24 Richard Henderson <rth@redhat.com>
5257 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5258 end of function. Reindent.
5260 2005-09-24 Ian Lance Taylor <ian@airs.com>
5262 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5263 NEGATE_EXPR/BIT_NOT_EXPR case.
5265 2005-09-24 Richard Henderson <rth@redhat.com>
5267 * c-common.c (handle_mode_attribute): When not modifying in place,
5268 create subtypes for enumerations.
5269 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5270 * gimplify.c (create_tmp_from_val): Likewise.
5272 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5274 * config/i386/i386.md (*tls_global_dynamic_64,
5275 *tls_local_dynamic_base_64): Add missing mode to call.
5276 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5278 2005-09-24 Jan Hubicka <jh@suse.cz>
5280 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5281 (cgraph_clone_node): Likewise.
5282 * cgraph.h (cgraph_clone_edge): Update prototype.
5283 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5284 duplicated prototypes; add updating argument.
5285 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5286 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5288 (cgraph_mark_inline_edge): Likewise.
5289 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5290 (cgraph_flatten_node): Likewise.
5291 (cgraph_decide_recursive_inlining): Likewise.
5292 (cgraph_decide_inlining_of_small_function): Likewise.
5293 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5295 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5296 Pete Steinmetz <steinmtz@us.ibm.com>
5298 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5299 (rldic.): Set type to "compare".
5301 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5302 mfjmpr for MFCTR/MFLR.
5303 (movdf_hardfloat64): Same.
5304 (movdf_softfloat64): Same. Correct order of store and move types.
5305 (movti_string): Set type to store_ux/load_ux.
5306 (load_multiple): Set type to load_ux.
5307 (store_multiple): Set type to store_ux.
5308 (movmemsi): Set type to store_ux.
5309 (output_cbranch direct_return): Set type to jmpreg.
5310 (stmw): Set type to store_ux.
5311 (lmw): Set type to load_ux.
5312 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5313 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5314 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5315 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5316 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5317 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5318 (rios1-fpstore): Increase latency to 3.
5319 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5320 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5322 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5323 Andrew Pinski <pinskia@physics.uc.edu>
5325 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5326 operand2 constraint to "b".
5327 (sync_<fetchop_name>di_internal): Same.
5328 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5330 (sync_old_<fetchop_name>di_internal): Same.
5331 (sync_new_<fetchop_name>si_internal): Same.
5332 (sync_new_<fetchop_name>di_internal): Same.
5334 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5337 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5338 case, define as macros.
5340 PR rtl-optimization/23837
5341 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5342 clobber / clobber match between dest and p->first.
5344 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5345 (no_conflict_move_test): Update comments.
5347 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5349 * doc/install.texi: Update URL for Jacks.
5350 * doc/sourcebuild.texi: Likewise.
5352 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5355 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5356 registers when choosing register preferences.
5357 (movdf_hardfloat64): Same.
5359 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5361 * expmed.c (expand_shift): Don't use the target of the rotate as
5362 target for the first expanded shift insn.
5363 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5365 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5367 PR tree-optimization/22438
5368 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5369 preserved iv rhs rewriting specially.
5371 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5373 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5374 estimate_only is true.
5375 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5376 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5377 tree-ssa-structalias.c
5378 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5379 ref_contains_indirect_ref.
5380 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5382 2005-09-21 DJ Delorie <dj@redhat.com>
5384 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5386 (mn10300_return_in_memory): Support variable size types also.
5387 (mn10300_pass_by_reference): Likewise.
5388 (mn10300_function_value): New.
5389 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5390 (FUNCTION_OUTGOING_VALUE): Likewise.
5391 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5392 * doc/invoke.texi: Document it.
5394 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5397 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5398 force integer op1 into register for XFmode compares.
5400 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5403 * expmed.c (alg_code): Add alg_impossible.
5404 (alg_hash_entry): Add cost.
5405 (synth_mult): Record alg_impossible in the hash table if
5406 multiplication by a given integer is impossble within the
5407 limit. Speed up using alg_impossible.
5409 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5411 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5412 argument. Allow and set any offset if needs_anyoffset is passed
5414 (get_constraint_for): Add argument here too.
5416 (do_structure_copy): Pass NULL to get_constraint_for.
5417 (handle_ptr_arith): Ditto.
5418 (find_func_aliases): Ditto.
5420 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5422 PR rtl-optimization/23898
5423 * output.h (get_attr_min_length): Declare.
5424 * final.c (get_attr_length_1): New function, broken out of:
5426 (get_attr_min_length): New function.
5427 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5428 (duplicate_computed_gotos): Likewise.
5429 * genattr.c (insn_min_length): Generate declaration.
5430 * genattrtab.c (min_fn, min_attr_value): New functions.
5431 (make_length_attrs): Generate insn_min_length.
5433 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5435 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5437 2005-09-20 Richard Henderson <rth@redhat.com>
5439 PR tree-optimization/24059
5440 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5443 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5445 * c.opt (fextended-identifiers): New.
5446 * c-opts.c (c_common_handle_option): Handle
5447 -fextended-identifiers.
5448 * doc/cpp.texi: Update documentation of extended identifiers.
5449 * doc/cppopts.texi (-fextended-identifiers): Document.
5451 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5453 PR tree-optimization/23929
5454 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5457 PR tree-optimization/23818
5458 * tree-stdarg.c (execute_optimize_stdarg): Call
5459 calculate_dominance_info.
5461 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5463 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5464 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5465 (compute_overlap_steps_for_affine_1_2): Use
5466 get_number_of_iters_for_loop.
5467 (analyze_subscript_affine_affine): Check whether difference is
5469 Use get_number_of_iters_for_loop.
5470 Check whether overlap occurs outside of bounds.
5471 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5473 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5475 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5476 base register if possible.
5478 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5480 PR tree-optimization/18463
5481 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5482 converting it directly is not possible.
5483 (chrec_convert_aggressive): New function.
5484 * tree-chrec.h (chrec_convert_aggressive): Declare.
5485 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5486 Fold chrec conversions aggressively if asked to.
5487 (instantiate_parameters): Modified because of changes in
5488 instantiate_parameters_1.
5490 2005-09-19 Richard Henderson <rth@redhat.com>
5492 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5493 (reduc_splus_v2df): New.
5495 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5497 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5498 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5500 2005-09-19 Richard Henderson <rth@redhat.com>
5502 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5505 2005-09-19 Richard Henderson <rth@redhat.com>
5507 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5508 (ia64_expand_dot_prod_v8qi): New.
5509 * config/ia64/ia64-protos.h: Update.
5510 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5511 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5512 sdot_prodv8qi, sdot_prodv4hi): New.
5513 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5515 2005-09-19 Richard Henderson <rth@redhat.com>
5518 * real.c (exact_real_truncate): Return false if the format cannot
5519 represent the number as a normal.
5521 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5522 for a memory source.
5524 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5526 * tree-ssa-operands.c (swap_tree_operands): Export.
5527 * tree.h (swap_tree_operands): Declare.
5528 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5529 Call swap_tree_operands.
5531 2005-09-19 Richard Henderson <rth@redhat.com>
5533 * tree-flow.h (merge_alias_info): Declare.
5534 * tree-ssa-copy.c (merge_alias_info): Export.
5535 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5536 (vect_create_data_ref_ptr): Use create_iv directly.
5537 (vectorizable_load): Use correct types for integer constants.
5538 (vect_generate_tmps_on_preheader): Likewise.
5539 (vect_gen_niters_for_prolog_loop): Likewise.
5541 2005-09-19 Steven Bosscher <stevenb@suse.de>
5543 PR rtl-optimization/23943
5544 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5546 2005-09-18 Jan Hubicka <jh@suse.cz>
5548 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5550 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5552 * varasm.c (output_constant): Do not abort on conversions to union
5553 types between different sizes.
5555 2005-09-18 Richard Guenther <rguenther@suse.de>
5558 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5561 2005-09-18 Paul Brook <paul@codesourcery.com>
5563 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5565 2005-09-17 Richard Henderson <rth@redhat.com>
5567 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5568 * tree-ssa-loop.c (pass_vect_dce): Remove.
5569 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5572 2005-09-17 Richard Henderson <rth@redhat.com>
5574 * tree-pass.h (pass_vect_dce): Declare.
5575 * passes.c (init_optimization_passes): Add it.
5576 * tree-flow.h (tree_ssa_dce): Declare.
5577 * tree-ssa-dce.c (tree_ssa_dce): Export.
5578 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5579 (gate_tree_vectorize): ... here.
5580 (pass_vect_dce): New.
5582 2005-09-17 Jan Hubicka <jh@suse.cz>
5584 * except.c (struct eh_status): Turn region_array into vec.
5585 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5586 convert_from_eh_region_ranges, find_exception_handler_labels,
5587 current_function_has_exception_handlers, assign_filter_values,
5588 build_post_landing_pads, dw2_build_landing_pads,
5589 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5590 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5591 foreach_reachable_handler, can_throw_internal_1,
5592 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5594 (duplicate_eh_region_1): Update region_array.
5595 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5597 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5600 * expmed.c (expand_mult): Substitute simple register for op0 when
5603 2005-09-17 Richard Henderson <rth@redhat.com>
5605 * expr.c (emit_move_via_integer): Add force argument, pass it on
5606 to emit_move_change_mode. Update callers.
5607 (emit_move_complex): Pass true to new force argument.
5608 * function.c (expand_function_end): Move expand_eh_return call
5609 earlier. Merge sub-word complex values into a pseudo before
5610 copying to the return hard register.
5612 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5614 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5615 between different sizes.
5617 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5621 * passes.c (init_optimization_passes): Register dump files for
5624 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5626 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5627 * config/s390/s390.c (s390_overlap_p): New function.
5628 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5629 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5632 2005-09-16 Richard Guenther <rguenther@suse.de>
5634 * ipa-pure-const.c (static_execute): Free auxiliar information.
5635 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5636 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5638 2005-09-15 DJ Delorie <dj@redhat.com>
5640 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5642 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5644 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5646 (swap_commutative_operands_with_target): New.
5648 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5650 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5653 (estimate_iters_using_array): New function.
5654 * tree-data-ref.h (estimate_iters_using_array): Prototype
5655 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5656 Use estimate_iters_using_array instead of analyze_array.
5658 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5660 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5663 2005-09-15 Michael Matz <matz@suse.de>
5665 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5667 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5669 PR tree-optimization/23835
5670 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5671 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5673 2005-09-14 Richard Henderson <rth@redhat.com>
5675 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5676 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5678 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5680 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5681 in the ARRAY_TYPE case.
5683 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5685 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5687 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5690 * tree-vect-transform.c (vectorizable_operation): Return false for
5691 scalar shift operations and for vector shift operations with
5692 non-invariant shift arguments. Use scalar tree operand op1 as
5693 a shift operand when vector shift insn pattern uses scalar shift
5695 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5697 2005-09-14 Olivier Hainque <hainque@adacore.com>
5699 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5700 value if it has side-effects.
5702 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5705 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5707 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5709 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5710 passed as NAME as if it were label at start of function code.
5712 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5714 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5717 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5719 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5720 as early clobber. Rewrite so the PIC register is not implicitly used.
5722 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5724 * tree.c (annotate_with_file_line): Compare line numbers before
5727 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5730 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5731 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5733 2005-09-13 Ian Lance Taylor <ian@airs.com>
5735 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5736 than a HOST_WIDEST_INT to gen_doloop_begin.
5738 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5740 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5742 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5744 PR tree-optimize/23817
5745 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5747 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5750 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5751 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5752 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5753 (restore_stack_nonlocal): Likewise.
5754 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5756 2005-09-12 Ian Lance Taylor <ian@airs.com>
5759 * c.opt (ffriend-injection): New C++ option.
5760 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5761 (C++ Dialect Options): Document -ffriend-injection.
5763 2005-09-12 Josh Conner <jconner@apple.com>
5766 * ipa-reference.c (static_execute): Don't mark variables in
5767 named sections TREE_READONLY.
5769 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5771 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5774 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5776 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5777 V_MUST_DEF instead of just the first_use_p.
5778 Don't mark the virtual variables for renaming on the statement which
5780 (pass_dse): Remove TODO_update_ssa.
5782 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5785 * stor-layout.c (compute_record_mode): For records with a single
5786 field, actually check the field's mode size against the type size.
5788 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5789 registers for TARGET_SHMEDIA.
5790 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5791 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5792 of GENERAL_REGS and FP_REGS.
5794 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5796 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5798 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5800 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5801 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5802 are omitted. Exclude stack_tie insn too.
5804 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5806 PR rtl-optimization/23098
5807 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5809 * config/rs6000/rs6000.md (movdf splitter): Use
5810 const_double_operand predicate for TARGET_POWERPC64.
5811 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5812 SYMBOL_REF method to ABI_V4.
5814 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5815 replace_equiv_address.
5816 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5817 rs6000_sr_alias_set and MEM_NOTRAP.
5818 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5820 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5822 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5823 handle CALL_EXPR again.
5825 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5827 * arm/predicates.md (alignable_memory_operand): Delete.
5829 2005-09-10 Richard Henderson <rth@redhat.com>
5832 * dbxout.c (dbxout_expand_expr): New.
5833 (dbxout_symbol): Use it.
5835 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5837 * arm.c (arm_gen_rotated_half_load): Delete.
5838 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5839 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5840 (thumb_set_return_address): Likewise.
5841 (thumb_load_double_from_address): Use adjust_address.
5842 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5843 (extendhsisi2_mem, movhi_bytes): Use change_address.
5844 (movhi): Use widen_memory_access.
5845 (reload_out_df): Use replace_equiv_address.
5846 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5848 2005-09-09 Richard Henderson <rth@redhat.com>
5851 * dbxout.c: Include expr.h.
5852 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5853 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5854 * Makefile.in (dbxout.o): Add EXPR_H.
5856 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5858 PR tree-optimization/23509
5859 * tree-cfg.c (replace_uses_by): Use replace_exp.
5860 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5861 pointers have name_mem_tag or type_mem_tag set.
5863 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5865 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5866 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5867 of wrongly accessing operands.
5869 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5871 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5872 * tree-chrec.c: Include tree-scalar-evolution.h.
5873 (chrec_convert): Instantiate the base and step before calling
5874 scev_probably_wraps_p that would fail on parametric evolutions.
5875 Collect all the fails into a single section failed_to_convert,
5876 print a diagnostic, and return chrec_dont_know instead of calling
5878 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5879 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5881 (scev_const_prop): Don't replace the definition of a loop closed ssa
5882 phi node by itself, or by another loop closed ssa phi node.
5883 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5884 that base and step are defined.
5886 2005-09-09 Richard Guenther <rguenther@suse.de>
5889 * fold-const.c (fold_ternary): Check truth_value_p before
5890 calling invert_truthvalue.
5892 2005-09-09 Nick Clifton <nickc@redhat.com>
5894 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5895 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5896 dimension of these arrays.
5897 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5899 * longlong.h: Only provide a prototype for the __clz_tab[] array
5900 if this header has not been included from libgcc2.h.
5901 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5903 Provide prototypes for exported functions.
5904 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5907 2005-09-08 Josh Conner <jconner@apple.com>
5911 * expr.c (expand_expr_addr_expr_1): Don't invoke
5912 expand_simple_binop for EXPAND_INITIALIZER.
5914 2005-09-08 Richard Henderson <rth@redhat.com>
5917 * toplev.c (wrapup_global_declaration_1): Split out ...
5918 (wrapup_global_declaration_2): ... from ...
5919 (wrapup_global_declarations): ... here. Return bool.
5920 (check_global_declaration_1): Split out ...
5921 (check_global_declarations): from here.
5922 (emit_debug_global_declarations): New.
5923 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5924 check_global_declaration_1, emit_debug_global_declarations): Declare.
5925 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5926 of decls. Call wrapup_global_declaration_1,
5927 wrapup_global_declaration_2, check_global_declaration_1 directly.
5928 (c_write_global_declarations_2): New.
5930 (c_write_global_declarations): Call c_write_global_declarations_2.
5931 * langhooks.c (write_global_declarations): Call
5932 emit_debug_global_declarations.
5934 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5935 remove decls that have DECL_RTL_SET_P.
5936 * passes.c (rest_of_decl_compilation): Invoke
5937 cgraph_varpool_finalize_decl for all but functions.
5939 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5941 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5942 the result of a conversion if the new min and max cannot be compared.
5944 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5946 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5947 (override_options): Setting s390_sr_alias_set removed.
5948 (save_fpr, save_gprs): Set alias set to vararg or frame.
5949 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5950 s390_sr_alias_set with get_frame_alias_set ().
5951 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5952 get_varargs_alias_set ().
5954 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5958 * c-parser.c (c_parser_objc_method_definition): If the next
5959 token is not "{", error out and don't start the function.
5961 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5963 * tree-vrp.c (extract_range_from_expr): Move the check for non
5964 nullness after the check for gimple invariant.
5966 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5968 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5970 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5973 * config/m32r.md (movmemsi_internal): Canonicalize order of
5974 operands in PLUS component of template.
5976 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5978 * reload1.c (fixup_eh_region_note): Remove assertion.
5979 (fixup_abnormal_edges): Reverted removal of call to
5980 find_many_sub_basic_blocks made on 2005-08-31.
5982 2005-09-07 Richard Henderson <rth@redhat.com>
5984 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5985 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5986 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5987 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5988 rearrange for better packing.
5989 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5990 (lookup_cfa_1): Remove inline marker.
5991 (cfa_equal_p): Split out of ...
5992 (def_cfa_1): ... here. Use INVALID_REGNUM.
5993 (build_cfa_loc): Handle !cfa->indirect.
5994 (frame_pointer_cfa_offset): New.
5995 (dbx_reg_number): Assert register elimination performed; do
5996 leaf register remapping.
5997 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5998 (eliminate_reg_to_offset): New.
5999 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6000 for verifiably local stack frame addresses; re-base to CFA.
6001 (mem_loc_descriptor): Remove can_use_fbreg argument.
6002 (concat_loc_descriptor, loc_descriptor): Likewise.
6003 (containing_function_has_frame_base): Remove.
6004 (rtl_for_decl_location): Don't do register elimination or
6005 leaf register remapping here.
6006 (secname_for_decl): Split out from ..
6007 (add_location_or_const_value_attribute): ... here.
6008 (convert_cfa_to_loc_list): New.
6009 (compute_frame_pointer_to_cfa_displacement): New.
6010 (gen_subprogram_die): Use them.
6011 * tree.h (frame_base_decl): Remove.
6012 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6013 (prologue_stack_adjust): Remove.
6014 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6015 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6016 (set_frame_base_location): Remove.
6017 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6018 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6019 (vt_add_function_parameters): Don't eliminate_regs.
6020 (vt_initialize): Don't create frame_base_decl.
6022 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6024 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6025 version of GNU binutils for 4.x and later.
6027 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6029 * ggc-page.c (ggc_push_context): Remove.
6030 (ggc_pop_context): Likewise.
6031 * ggc.h (ggc_push_context): Remove.
6032 (ggc_pop_context): Likewise.
6034 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6037 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6038 returning from an interrupt handler.
6040 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6043 * config/arc/arc.c (output_shift): Add check for loop count when
6046 2005-09-06 Steven Bosscher <stevenb@suse.de>
6048 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6050 (abs_replacement): Likewise.
6051 (pass_phiopt): Remove TODO_update_ssa.
6053 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6056 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6057 if "return with no value, in function returning non-void" warning
6059 * tree-cfg.c (execute_warn_function_return): Don't look at
6060 RETURN_EXPRs with TREE_NO_WARNING set.
6063 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6064 for internal functions doesn't use registers used by global registers
6065 variables. Use fewer register parameters if there are global register
6068 2005-09-06 Olivier Hainque <hainque@adacore.com>
6069 Eric Botcazou <ebotcazou@adacore.com>
6072 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6073 when we would be extracting outside its bit span (bitpos+bitsize
6074 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6075 Ada unchecked conversions.
6077 2005-09-06 Steven Bosscher <stevenb@suse.de>
6079 * tree-ssa-pre.c (try_look_through_load): New function.
6080 (compute_avail): Use it to try to look through loads for some
6081 more useful expressions.
6083 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6085 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6086 condition for detecting cases like (a&a) and (a^a).
6088 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6090 * common.opt: Add option ftree-vect-loop-version.
6091 * params.def: Add --param vect-max-version-checks.
6092 * doc/invoke.texi: Document ftree-vect-loop-version and
6093 --param vect-max-version-checks.
6094 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6095 may_misalign_stmts and defines for accessors.
6096 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6097 LOOP_VINFO_MAY_MISALIGN_STMTS.
6098 (destroy_loop_vec_info): VEC_free for
6099 LOOP_VINFO_MAY_MISALIGN_STMTS.
6100 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6101 Update documentation.
6102 (vect_update_misalignment_for_peel): New.
6103 (vect_enhance_data_refs_alignment): Update to choose loop
6104 peeling or loop versioning if appropriate for the (potentially)
6105 unaligned data references in the loop.
6106 (vect_analyze_data_refs_alignment): Remove call to
6107 vect_enhance_data_refs_alignment so the checks can be done
6109 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6110 and move up call to vect_analyze_data_refs_alignment.
6111 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6112 (vect_transform_loop): Add call to loop_version.
6114 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6116 PR rtl-optimization/23098
6117 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6118 * simplify-rtx.c (constant_pool_reference_p): New function.
6119 * rtl.h (constant_pool_reference_p): New prototype.
6120 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6121 constant_pool_reference_p in condition and
6122 avoid_constant_pool_reference in preparation statements.
6124 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6126 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6127 STRICT_LOW_PART SETs.
6129 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6132 * except.c (sjlj_emit_function_enter): Find the function begin
6133 note even when it's not in first basic block.
6135 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6137 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6138 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6139 * aclocal.m4: Regenerate.
6141 2005-09-05 DJ Delorie <dj@redhat.com>
6143 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6146 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6148 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6149 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6150 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6151 Follow spelling conventions.
6152 * doc/invoke.texi: Follow spelling conventions.
6154 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6156 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6157 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6158 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6160 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6163 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6164 (output_stack_adjust): Use gen_tmp_stack_mem.
6165 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6166 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6167 (sh_get_pr_initial_val): Likewise.
6168 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6169 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6170 * sh.md (divsi_inv_m0): Use gen_const_mem.
6171 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6172 (movdf_i4+1): Use gen_tmp_stack_mem.
6173 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6174 (fpu_switch+2): Likewise.
6175 (movv4sf_i, movv16sf_i): Use adjust_address.
6176 (symGOT_load): Set MEM_NOTRAP_P bit.
6178 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6181 * pa.c (emit_move_sequence): Fix typo in last change.
6183 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6185 PR rtl-optimization/23454
6186 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6189 2005-09-03 Richard Henderson <rth@redhat.com>
6190 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6193 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6196 2005-09-02 Nicolas Pitre <nico@cam.org>
6198 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6199 to bit_count to 32 bits.
6201 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6204 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6205 generating synthetic loads from volatile lvalues.
6207 005-09-02 Nick Clifton <nickc@redhat.com>
6209 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6210 __ctzhi2, __clzhi2): New functions.
6212 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6215 * tree-nested.c (struct var_map_elt): Mark with GTY.
6216 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6218 (lookup_field_for_decl): Allocate new element in GC memory.
6219 (lookup_tramp_for_decl): Likewise.
6220 (convert_nl_goto_reference): Likewise
6221 (create_nesting_tree): Allocate info in GC memory. Likewise for
6223 (free_nesting_tree): Free with ggc_free instead of free.
6224 (root): New static variable.
6225 (lower_nested_functions): Remove root as local variable. And zero out
6226 root at the end of the function.
6228 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6230 PR rtl-optimization/20365
6231 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6232 to short. New member ix.
6233 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6234 (simplify_plus_minus): Initialize ix members before calling qsort.
6236 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6238 PR tree-optimization/23626
6239 * tree-cfg.c (replace_uses_by): Clean up eh info.
6241 2005-09-01 DJ Delorie <dj@redhat.com>
6243 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6246 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6248 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6249 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6252 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6254 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6255 do not issue warning for a variable definition following
6258 2005-09-01 Richard Henderson <rth@redhat.com>
6261 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6262 conversion to CONST_VECTOR.
6264 2005-09-01 Richard Henderson <rth@redhat.com>
6267 * reload1.c (reload_as_needed): Check !CALL_P before calling
6268 fixup_eh_region_note.
6269 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6271 2005-09-01 DJ Delorie <dj@redhat.com>
6273 * varasm.c (output_constant): Let the target resolve
6274 conversions of addresses to non-default pointer sizes.
6276 2005-09-01 Nicolas Pitre <nico@cam.org>
6278 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6279 to alow matching ARM pre-indexed addressing mode.
6280 (arm_override_options): Remove now irrelevant comment.
6282 2005-09-01 Phil Edwards <phil@codesourcery.com>
6284 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6285 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6286 * config/i386/vxworks.h: Likewise.
6287 * config/i386/t-vxworksae: New file, for VxWorks AE.
6288 * config/i386/vxworksae.h: Likewise.
6290 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6292 PR tree-optimization/23410
6293 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6294 sequence is not wrapping during the first step.
6296 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6299 * dwarf2out.c (base_type_die): Compare char_type_node with
6300 TYPE_MAIN_VARIANT (type), not type.
6302 2005-09-01 Richard Guenther <rguenther@suse.de>
6304 PR tree-optimization/15366
6305 * common.opt: Add -finline-functions-called-once.
6306 Put -fearly-inlining in alphabetically ordered place.
6307 * doc/invoke.texi: Document new option.
6308 * ipa-inline.c (cgraph_decide_inlining): Honour
6309 flag_inline_functions_called_once.
6311 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6313 PR rtl-optimization/23478
6314 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6315 (alloc_qty): Initialize it.
6316 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6317 (combine_regs): Combine also n_throwing_calls_crossed fields.
6318 (find_free_reg): Don't attempt to caller-save pseudos crossing
6319 calls that might throw.
6320 * global.c (struct allocno): Add throwing_calls_crossed field.
6321 (global_alloc): Revert 2005-08-22 change. Initialize
6322 throwing_calls_crossed.
6323 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6326 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6329 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6330 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6331 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6332 (and64_2_operand): Tweak to use predicate.
6333 (and_operand): Adjust for mask_operand changes.
6334 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6335 (print_operand): Likewise.
6336 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6337 (mask64_1or2_operand): Delete.
6338 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6339 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6340 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6341 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6342 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6343 (rotldi3_internal4): Likewise.
6344 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6345 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6346 (ashldi3_internal7): Likewise.
6347 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6348 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6349 (anddi3 split): Don't match mask64_operand.
6350 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6351 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6352 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6353 't' splitter predicate.
6354 (movdi_internal64 + 2): Revert 2005-06-11 change.
6356 2005-08-31 DJ Delorie <dj@redhat.com>
6358 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6359 (m32c_asm_integer): Add support for 32 bit pointers.
6361 2005-08-31 Richard Henderson <rth@redhat.com>
6363 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6364 component-like references for setting MEM_NOTRAP_P.
6366 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6367 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6369 2005-08-31 Richard Henderson <rth@redhat.com>
6371 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6372 into a pseudo before applying gen_lowpart.
6374 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6376 * doc/install.texi (Specific): Update cctools version required
6377 for full functionality.
6378 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6379 linkers as -macosx_version_min.
6381 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6384 * sh.c (print_operand, %R and %S): Add handling of floating point
6385 registers, memory, constants and invalid operands.
6387 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6389 * ipa-pure-const.c: Change dump name.
6391 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6394 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6395 to "reg_or_0_operand".
6396 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6398 2005-08-31 Dale Johannesen <dalej@apple.com>
6400 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6401 loops that count down.
6403 2005-08-31 Richard Henderson <rth@redhat.com>
6406 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6407 (fixup_eh_region_note): New.
6408 (reload_as_needed): Call it.
6409 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6410 don't call find_many_sub_basic_blocks; call verify_flow_info.
6411 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6412 (keep_stack_depressed): Likewise.
6413 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6415 2005-08-31 Richard Henderson <rth@redhat.com>
6417 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6420 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6422 * expr.c (expand_expr_real_1): Compare size of address
6423 mode to target's address mode size in deciding expansion of
6424 the constant address.
6426 2005-08-31 Richard Guenther <rguenther@suse.de>
6429 * expr.c (all_zeros_p): New function.
6430 (expand_expr_real_1): Handle the case of an all-zero
6431 non-addressable constructor separately.
6433 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6435 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6436 arguments, adjust all callers.
6437 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6439 2005-08-30 Richard Henderson <rth@redhat.com>
6442 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6443 whenever the mode sizes match.
6445 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6447 * calls.c (load_register_parameters): Fix comment typo.
6448 * expr.c (emit_push_insn): Comment formatting.
6450 2005-08-30 Ian Lance Taylor <ian@airs.com>
6452 * config/i386/x-cygwin (host-cygwin): Change dependency from
6453 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6455 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6457 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6460 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6463 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6464 call to ggc_collect.
6466 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6469 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6470 beginning. Remove $(INCLUDES) from all the rules, if following
6471 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6473 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6476 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6477 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6478 not constant, but maxlen is, don't set len to maxlen, rather
6479 set maxlen to len if len is a constant.
6481 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6483 PR tree-optimization/23475
6484 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6487 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6489 Fix PR middle-end/22455
6491 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6492 Checksum only the parts of the tree that exist for the tree code.
6494 2005-08-28 Dale Johannesen <dalej@apple.com>
6496 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6498 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6500 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6502 2005-08-28 Richard Henderson <rth@redhat.com>
6504 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6505 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6508 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6511 * builtins.c (get_memory_rtx): Don't strip nops
6512 in between COMPONENT_REFs.
6514 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6517 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6519 (gimplify_modify_expr): Check for zero sized types and gimplify the
6520 rhs and lhs as statements.
6522 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6525 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6526 state for return address column of signal frames.
6528 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6531 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6532 bytes >= 2 not bytes == 2.
6533 (expand_block_move): Same.
6535 2005-08-27 Richard Guenther <rguenther@suse.de>
6538 * config/i386/sse.md (sse2_movsd): Add missing closing
6541 2005-08-27 Paul Brook <paul@codesourcery.com>
6543 * genrecog.c (enum decision_type): Add DT_num_insns.
6544 (struct decision_test): Add u.num_insns.
6545 (add_to_sequence): Add DT_num_insns test.
6546 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6547 (write_cond, debug_decision_2): Ditto.
6548 (change_state): Assume peep2_next_insn never fails.
6549 Remove "afterward" argument.
6550 (write afterward, write_tree): Update to match.
6551 * recog.c (peep2_current_count): New variable.
6552 (peep2_next_insn): Check it.
6553 (peephole2_optimize): Set peep2_current_count.
6554 * recog.h (peep2_current_count): Declare.
6556 2005-08-26 Josh Conner <jconner@apple.com>
6559 * ipa-pure-const.c (check_tree): Check for volatile-ness
6560 when considering a dereference.
6562 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6564 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6566 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6568 PR rtl-optimization/23561
6569 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6570 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6571 at most LEN bytes long memory fits into the field.
6572 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6573 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6574 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6576 2005-08-26 Richard Henderson <rth@redhat.com>
6579 * loop.c (biased_biv_may_wrap_p): New.
6580 (maybe_eliminate_biv_1): Use it to suppress non-equality
6581 comparison transformations. Delete disabled code.
6583 2005-08-26 Ian Lance Taylor <ian@airs.com>
6585 * combine.c (make_extraction): Avoid reference outside object.
6587 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6589 * stor-layout.c (finalize_type_size): Restore behaviour for
6590 non-aggregate types to the status quo ante of the patch for
6591 pr 23467. Document why it matters.
6593 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6596 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6597 array by one element, initialize the BT_LAST element with NULL.
6599 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6601 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6602 optimizing for size.
6604 (compare_plus_eqsi): Same.
6605 (plus_eqsi_compare): Same.
6606 (neg_eq0<mode>): Same.
6607 (neg_eq<mode>): Same.
6609 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6612 2005-08-26 Nick Clifton <nickc@redhat.com>
6614 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6615 TARGET_EP is not defined.
6616 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6617 TARGET_EP is enabled.
6618 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6619 * config/v850/v850.md (save_all_interrupt): Only use the EP
6620 register if TARGET_EP is defined.
6621 (restore_all_interrupt): Likewise.
6622 * config/v850/lib1funcs.asm: Update functions so that the EP
6623 register is only used if __EP__ is defined.
6625 2005-08-26 David Ung <davidu@mips.com>
6627 * config/mips/mips.c (mips_expand_prologue): Handle case when
6628 generating for MIPS16 and the outgoing argument area is more than
6629 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6632 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6634 * config/crx/crx.md: Make doloop_end pattern usage controllable
6635 via mloop-nesting=<max-nesting> command line switch. Make sure
6636 the combiner cannot use doloop_end_<mode> in an illegal way.
6637 * config/crx/crx.c: Use regs up to r6 for argument passing.
6638 Refine crx_address_cost (non cst4 displacements are expensive).
6639 * config/crx/crx.opt: Add switch for mloop-nesting=.
6641 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6643 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6644 (UNSPEC_MVST): New constant.
6646 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6648 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6649 Reject operands containing eliminable registers.
6650 * testsuite/gcc.dg/20050825-1.c: New testcase.
6652 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6653 Jan Hubicka <jh@suse.cz>
6655 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6657 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6659 PR tree-optimization/23546
6660 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6663 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6665 * params.def (PARAM_MIN_SPEC_PROB): New.
6666 * sched-rgn.c (MIN_PROBABILITY): Delete.
6667 (compute_trg_info): Convert to PARAM_VALUE.
6668 * doc/invoke.texi (param): Document min-spec-prob.
6670 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6672 * config/darwin.h: define __PIC__
6673 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6674 TARGET_OS_CPP_BUILTINS macro.
6676 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6678 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6681 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6683 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6685 * cfghooks.c (duplicate_block): Added position where to place
6686 new block as argument.
6687 * cfghooks.h (duplicate_block): Declaration changed.
6688 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6690 * cfglayout.h (copy_bbs): Declaration changed.
6691 * cfgloop.h (loop_version): Declaration changed.
6692 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6693 position to copy_bbs.
6694 (loop_version): Pass position to duplicate_loop_to_header_edge.
6695 Add place_after argument and position new blocks according to
6697 * modulo-sched.c (sms_schedule): Pass place_after argument
6699 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6700 * tree-cfg.c (split_edge_bb_loc): New function.
6701 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6702 to determine position of new blocks.
6703 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6705 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6706 argument to duplicate_block.
6707 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6708 Pass position to copy_bbs.
6710 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6712 * fold-const.c (ptr_difference_const): Use
6713 cst_and_fits_in_hwi instead of host_integerp.
6715 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6717 * config/darwin.c (gen_pic_offset): New.
6718 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6721 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6723 PR tree-optimization/23486
6724 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6726 2005-08-23 Phil Edwards <phil@codesourcery.com>
6728 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6729 remove use_collect2.
6730 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6732 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6733 configuration files to override the default value.
6735 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6736 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6737 * config/vx-common.h: New file, split out from...
6738 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6739 * config/vxworksae.h: New file, for VxWorks AE.
6740 * config/vxworks.opt: New file.
6741 * config/vxlib.c: Update for VxWorks 6.
6743 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6744 other MULTILIB_* variables appropriately.
6745 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6746 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6747 * config/rs6000/vxworks.h: Update for VxWorks 6.
6748 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6750 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6753 * config/darwin.c (machopic_select_section): Remove the hack to
6754 mark "::operator new" and "::operator delete" for coalescing
6755 even though they are not weak.
6757 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6759 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6760 * configure: Regenerate.
6762 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6765 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6767 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6768 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6771 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6773 * config/rs6000/predicates.md (equality_operator): New.
6774 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6775 comparison with a large constant.
6777 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6779 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6781 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6783 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6784 registers is even, and we have a hardware double precision fp,
6786 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6787 size of current argument when checking if argument was passed in
6790 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6793 * stor-layout.c (finalize_type_size): Dont override
6794 existing alignment with a smaller alignment from the mode.
6796 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6798 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6799 * lambda.h (lambda_vector_lexico_pos): ... here.
6800 * tree-data-ref.c (build_classic_dist_vector): Return false when
6801 the distance vector is lexicographically negative.
6803 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6805 PR tree-optimization/23511
6806 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6807 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6809 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6811 PR tree-optimization/22043
6812 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6813 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6814 If ALLOW_FLEXARR, handle types ending with flexible array member.
6815 Pass false as second argument to recursive count_type_elements calls.
6816 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6817 argument to count_type_elements call.
6818 * tree-sra.c (decide_block_copy): Likewise.
6819 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6820 for a constant-sized object, set cleared as well. Pass true as
6821 second argument to count_type_elements call.
6823 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6826 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6827 from legitimate_small_data_p, and make global. Update use.
6828 Remove forward declaration.
6829 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6831 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6833 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6835 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6836 of scratch intermediates.
6837 (eq<mode>_compare): Same.
6838 (neg_eq0<mode>): New.
6839 (neg_eq<mode>): Convert to define_insn_and_split.
6841 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6844 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6845 stdarg functions, set/clear the fp marker even when no variable
6847 * config/rs6000/sysv4.opt (mprototype): Describe.
6849 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6851 PR rtl-optimization/23478
6852 * regs.h (reg_info): Add throw_calls_crossed.
6853 (REG_N_THROWING_CALLS_CROSSED): Define.
6854 * flow.c (allocate_reg_life_data): Initialize
6855 REG_N_THROWING_CALLS_CROSSED.
6856 (propagate_one_insn, attempt_auto_inc): Update
6857 REG_N_THROWING_CALLS_CROSSED.
6858 * global.c (global_alloc): Don't allocate pseudos across
6859 calls that may throw.
6861 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6864 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6865 value is inbetween the range if we did not find an exact match.
6867 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6869 * doc/invoke.texi (Option Summary): Add ms1 options.
6870 * doc/extend.texi: Document interrupt handler attribute for ms1.
6871 * doc/md.texi: Document ms1 constraints.
6872 * config.gcc: Add ms1-*-elf.
6873 * config/ms1/ms1.h: New.
6874 * config/ms1/ms1.c: New.
6875 * config/ms1/ms1.md: New.
6876 * config/ms1/ms1-protos.h: New.
6877 * config/ms1/ABI.txt: New.
6878 * config/ms1/crti.asm: New.
6879 * config/ms1/crtn.asm: New.
6880 * config/ms1/lib2extra-funcs.c: New.
6881 * config/ms1/t-ms1: New.
6882 * config/ms1/ms1.opt: New.
6884 2005-08-22 Ira Rosen <irar@il.ibm.com>
6886 * config/rs6000/altivec.md (xorv4sf3): New.
6887 (negv4sf2, neg<mode>2): Likewise.
6889 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6892 * config/ia64/ia64.md (divsi3): Check divide by zero.
6893 (udivsi3): Likewise.
6895 (udivdi3): Likewise.
6897 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6899 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6900 up to elem_bitsize bits, not max_bitsize.
6902 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6904 PR tree-optimization/23433
6905 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6906 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6908 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6910 PR tree-optimization/23434
6911 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6912 the iteration bound is not an INTEGER_CST.
6914 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6916 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6917 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6918 NULL if need_epilog_adjust is false.
6919 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6920 Case 3 always peels first itration, not just for PLUS case, and no need
6921 to use scalar_initial_def here. Create an epilog adjustment only if
6922 scalar_initial_def is not NULL.
6924 (vectorizable_reduction): Remove assert.
6926 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6929 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6930 (__moddi3): Likewise.
6931 (__udivdi3): Likewise.
6932 (__umoddi3): Likewise.
6933 (__divsi3): Likewise.
6934 (__modsi3): Likewise.
6935 (__udivsi3): Likewise.
6936 (__umodsi3): Likewise.
6938 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6940 * tree-pass.h (TDF_GRAPH): Define.
6941 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6942 * passes.c (finish_optimization_passes): Only call
6943 finish_graph_dump_file if TDF_GRAPH is set.
6944 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6945 NULL. Set TDF_GRAPH bit.
6946 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6948 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6950 * arm.h (arm_stack_offsets): Add locals_base field.
6951 * arm.c (arm_get_frame_offsets): Compute it.
6952 (thumb_compute_initial_elimination offset): Make the Thumb frame
6953 pointer point to the base of the local variables.
6954 (thumb_expand_prologue): Update accordingly.
6955 (thumb_expand_epilogue): Likewise.
6957 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6958 mode of clobbered scratch to DImode. Handle a case that's known to
6961 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6963 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6964 (gt0<mode>_compare): Delete.
6965 (neg_gt0<mode>): Delete.
6967 2005-08-19 Eric Christopher <echristo@apple.com>
6969 * optabs.h: Change CTI_ to COI_.
6972 2005-08-19 James E Wilson <wilson@specifix.com>
6974 * builtins.c (expand_builtin_return_addr): Set
6975 current_function_accesses_prior_frames when count != 0. Use
6976 frame_pointer_rtx when count == 0.
6977 * function.h (struct function): Add accesses_prior_frames field.
6978 (current_function_accesses_prior_frames): Define.
6979 * reload1.c (init_elim_table): Check
6980 current_function_accesses_prior_frames.
6981 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6983 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6985 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6986 indicator. Return true if the flowgraph changed during
6989 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6992 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6993 conditional expression before testing its value.
6995 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6997 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6999 2005-08-19 Devang Patel <dpatel@apple.com>
7001 PR tree-optimization/23048
7002 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7003 third parameter. Check whether latch is dominated by exit
7005 (if_convertible_loop_p): Supply exit block itself to
7006 if_convertible_bb_p.
7008 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7011 * arm.md (arm_load_pic_register): Change argument to the mask of
7012 saved registers. Call thumb_find_work_register if we need a
7013 scratch register on Thumb.
7014 (arm_expand_prologue): Pass empty register set to
7015 arm_load_pic_register.
7016 (thumb_expand_prologue): Pass live_regs_mask directly to
7017 arm_load_pic_register.
7018 * arm-protos.h (arm_load_pic_register): Update prototype.
7020 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7022 * sh.c (find_sole_member): New function.
7023 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7024 if the record's alignment is larger than the size of its only member.
7026 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7029 * arm.c (thumb_legitimize_reload_address): New function.
7030 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7031 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7033 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7035 * config/crx/crx.c: Implement crx_decompose_address. Reject
7036 symbolic displacements since CRX register relative adressing
7037 mode can't handle unsigned 32-bit values as displacements.
7038 * config/crx/crx.h: Simplify definitions, remove redundant
7039 parenthesis and obsolete macros.
7040 * config/crx/crx.opt: Add new switch for debugging addresses.
7041 * config/crx/crx-protos.h: Add new declarations for above.
7043 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7046 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7049 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7051 * collect2.c (dup2): Delete.
7052 * configure.ac: Don't check for dup2.
7054 * config.in, configure: Regenerate.
7056 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7058 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7059 record with the type of its only member.
7061 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7063 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7064 define_insn_and_split.
7065 (plus_ltu<mode>_compare): Same.
7066 (gtu<mode>_compare): Same.
7067 (plus_gtu<mode>_compare): Same.
7069 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7071 PR tree-optimization/22228
7072 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7074 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7075 are recorded in vect_vnames_to_rename for renaming.
7076 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7077 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7078 in vect_vnames_to_rename.
7079 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7080 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7082 2005-08-18 Jan Hubicka <jh@suse.cz>
7085 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7086 info only for local statics, not for member variables.
7088 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7090 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7092 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7094 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7096 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7099 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7101 2005-08-17 James E Wilson <wilson@specifix.com>
7103 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7106 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7108 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7109 (leu<mode>_compare): Same.
7110 (plus_leu<mode>): Same.
7111 (neg_leu<mode>): Same.
7112 (and_neg_leu<mode): Same.
7113 (ltu<mode>_compare): Same.
7114 (plus_ltu<mode>): Same.
7116 (geu<mode>_compare): Same.
7117 (plus_geu<mode>): Same.
7118 (neg_geu<mode>): Same.
7119 (and_neg_geu<mode>): Same.
7120 (plus_gt<mode>): Same.
7121 (gtu<mode>_compare): Same.
7122 (plus_gtu<mode>): Same.
7124 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7126 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7127 Move call_table_data to end. Delete spurious .text.
7128 (callt_save_all_interrupt): Fix comment typo.
7130 2005-08-17 James E Wilson <wilson@specifix.com>
7131 Kevin Winchester <winchester@amirix.com>
7134 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7136 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7139 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7140 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7142 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7144 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7145 record with the type of its only member if the modes don't match.
7147 * varasm.c (decode_reg_name): Skip empty additional register names.
7149 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7151 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7152 lsm_tmp_name_length): New.
7153 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7154 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7156 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7157 Andreas Krebbel <krebbel1@de.ibm.com>
7159 * config.gcc: Added z9-109 switch.
7160 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7161 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7162 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7163 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7164 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7165 for "z9_109" cpu attribute.
7166 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7167 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7168 (s390_handle_arch_option): Added z9-109 switch.
7169 (override_options): Set respective cost function for z9-109.
7170 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7171 (legitimate_reload_constant_p): Accept extended immediates.
7172 (print_operand): Three new output modifiers added: k, m and o.
7173 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7174 (s390_output_mi_thunk): Use extended immediate when possible.
7175 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7176 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7177 (CONSTRAINT_LEN): Added length of O constraint.
7178 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7179 * config/s390/s390.md ("cpu"): New value z9_109 added.
7180 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7181 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7182 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7183 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7184 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7185 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7186 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7187 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7188 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7189 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7190 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7191 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7192 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7193 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7194 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7196 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7197 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7198 insns for TARGET_EXTIMM.
7200 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7202 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7204 2005-08-17 Nick Clifton <nickc@redhat.com>
7206 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7207 Call default_encode_section_info.
7209 2005-08-17 Steven Bosscher <stevenb@suse.de>
7211 PR tree-optimization/21574
7212 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7213 constant, return CONSTANT.
7214 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7215 (ccp_fold, visit_assignment): Likewise.
7216 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7218 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7220 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7221 fold_buildN instead of buildN then fold_initializer or fold.
7222 (build_unary_op): Likewise.
7223 (build_binary_op): Likewise.
7224 * fold-const.c (fold_initializer): Remove.
7225 (fold_build1_initializer): New function.
7226 (fold_build2_initializer): New function.
7227 (fold_build3_initializer): New function.
7228 * tree.h (fold_initializer): Remove.
7229 (fold_build1_initializer): New function.
7230 (fold_build2_initializer): New function.
7231 (fold_build3_initializer): New function.
7233 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7235 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7236 (try_move_mult_to_index): Call fold_build2 instead of build2.
7237 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7238 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7239 fold_binary_to_constant.
7240 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7242 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7243 check if A == gcd (A, B). Remove TYPE argument.
7244 (analyze_offset) Use fold_build2 instead of fold (build.
7245 (create_data_ref): Likewise.
7246 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7247 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7250 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7252 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7253 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7255 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7258 * gimplify.c (zero_sized_type): New function.
7259 (gimplify_modify_expr_rhs): If we have a zero sized type,
7260 replace the statement with an empty statement.
7262 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7264 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7267 2005-08-16 Ian Lance Taylor <ian@airs.com>
7269 * doc/tm.texi (Label Output): Correct typo.
7271 2005-08-16 Steven Bosscher <stevenb@suse.de>
7274 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7275 force_operand will work later on using have_insn_for.
7277 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7279 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7281 2005-08-16 Ian Lance Taylor <ian@airs.com>
7284 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7285 vector type, don't try to construct it element by element. Add an
7286 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7288 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7290 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7292 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7294 * doc/invoke.texi (Precompiled Headers): Document some more options
7295 which are known to be safe.
7297 2005-08-16 James E Wilson <wilson@specifix.com>
7299 PR tree-optimization/21105
7300 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7301 TREE_OVERFLOW check.
7303 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7305 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7306 (neg_ltu<mode>): Same.
7308 (neg_gtu<mode>): Same.
7310 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7312 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7313 (fold_builtin_isdigit): Use fold_buildN.
7314 (build_function_call_expr): Likewise.
7315 * c-typeck.c (c_finish_loop): Likewise.
7317 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7318 Richard Shann <rshann@superh.com>
7320 PR middle-end/20396:
7321 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7323 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7325 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7327 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7330 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7331 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7334 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7337 * fold-const.c (build_range_check): Disable optimization for function
7338 pointer expressions on targets that require function pointer
7341 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7343 * simplify-rtx.c (simplify_const_relational_operation): When
7344 extracting arguments of a COMPARE, recompute the mode as well.
7346 2005-08-15 Ian Lance Taylor <ian@airs.com>
7348 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7350 2005-08-15 DJ Delorie <dj@redhat.com>
7352 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7354 (movsi_splittable): Allow, but split, moves to the stack.
7355 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7358 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7360 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7361 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7362 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7364 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7365 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7366 Delete HOST_PTR_PRINTF.
7368 * configure, config.in: Regenerate.
7370 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7372 * config/rs6000/rs6000.md (QHSI): New mode macro.
7373 (wd): Extend mode attr for QImode and HImode
7374 (dbits): New mode attr.
7375 (zero_extend<mode>di2): Convert to mode macro.
7377 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7380 * doc/invoke.texi (-mgnu-ld): Update description.
7383 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7386 * Makefile.in (tree-chrec.o): Depends on real.h.
7387 * tree-chrec.c: Include real.h.
7388 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7389 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7390 * tree-scalar-evolution.c (add_to_evolution_1,
7391 interpret_rhs_modify_expr): Ditto.
7393 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7396 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7397 step is negative compute the estimation from init downwards to zero.
7399 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7401 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7403 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7405 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7407 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7408 Accept double-word constants that can be split.
7409 * config/s390/s390.md ("movti"): Use 'P' constraint.
7410 ("*movdi_31", "*movdf_31"): Likewise.
7412 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7414 Fix PR tree-optimization/22615
7416 * tree-ssa-structalias.c (solution_set_add): Handle
7417 first_vi_for_offset returning NULL.
7418 (do_da_constraint): Ditto.
7419 (do_sd_constraint): Ditto.
7420 (do_ds_constraint): Ditto
7421 (find_func_aliases): Ditto.
7422 (build_constraint_graph): RHS is allowed be ANYTHING.
7423 (first_vi_for_offset): Return NULL if we couldn't find anything at
7426 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7428 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7429 over memory as first operand.
7431 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7434 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7435 available for setting it.
7437 2005-08-14 Ira Rosen <irar@il.ibm.com>
7439 PR tree-optimization/23320
7440 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7441 data-refs' types instead of base object nullness. Add check for
7442 pointer type data-refs before first location comparison. Remove
7445 2005-08-14 Andreas Schwab <schwab@suse.de>
7447 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7449 2005-08-13 James E Wilson <wilson@specifix.com>
7451 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7452 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7453 -fstack-protector-all, --param ssp-buffer-size): Document.
7454 (-Wvariadic-macros): Alphabetize.
7455 (-fsched-stalled-insns-dep): Add missing 'f'.
7457 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7460 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7462 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7463 or indirect address operand.
7464 (EXTRA_ADDRESS_CONSTRAINT): New.
7465 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7467 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7469 PR tree-optimization/22236
7470 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7471 successors and predecessors.
7472 * tree-chrec.c (chrec_convert): Before converting, check that
7473 sequences don't wrap.
7474 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7475 (analyze_array): Extern.
7476 (find_data_references_in_loop): Remove call to
7477 compute_estimated_nb_iterations.
7478 * tree-data-ref.h (analyze_array): Declared.
7479 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7480 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7481 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7482 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7484 * tree-ssa-loop-ivcanon.c: Fix documentation.
7485 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7486 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7487 (infer_loop_bounds_from_undefined): New.
7488 (estimate_numbers_of_iterations_loop): Use
7489 infer_loop_bounds_from_undefined.
7490 (used_in_pointer_arithmetic_p): New.
7491 (scev_probably_wraps_p): Pass an extra parameter. Call
7492 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7493 (convert_step): Fix documentation.
7494 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7495 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7496 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7497 scev_probably_wraps_p.
7499 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7501 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7502 (s390_register_info): Ignore clobbered_regs information for fixed
7503 registers, and only fixed registers.
7504 (s390_init_frame_layout): Remove redundant call.
7506 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7508 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7509 description of -Wold-style-casts.
7511 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7512 Jakub Jelinek <jakub@redhat.com>
7514 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7515 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7516 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7517 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7518 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7519 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7520 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7521 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7522 ("stack_protect_set", "stack_protect_test"): New expanders.
7523 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7524 "stack_protect_testdi"): New insn definitions.
7526 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7528 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7530 2005-08-12 Paul Brook <paul@codesourcery.com>
7532 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7534 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7536 * config/s390/predicates.md (setmem_operand): New predicate.
7537 (shift_count_operand): Accept ANDs with special constants as
7539 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7540 with special constants.
7541 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7542 shift_count_operand with setmem_operand.
7544 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7546 * config/s390/s390.c (s390_extract_part, s390_single_part):
7548 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7549 (s390_output_mi_thunk): Don't use lg on 31 bit.
7550 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7551 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7553 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7555 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7556 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7557 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7558 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7559 with one of the new macros.
7561 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7563 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7564 Don't set save_return_addr_p.
7565 (s390_register_info): Make clobbered_regs not depending on
7568 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7570 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7571 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7573 2005-08-11 James E. Wilson <wilson@specifix.com>
7575 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7577 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7579 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7580 locations gathered by var-tracking in single entry loc_list
7581 over loc_descriptor_from_tree.
7583 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7584 pass it down to loc_descriptor.
7585 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7586 (containing_function_has_frame_base): Move earlier in the file.
7587 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7588 instead of always assuming fbreg can't be used.
7590 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7592 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7593 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7594 Accept address wrapped in AND for Altivec.
7595 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7596 Strip AND wrapping offset address for Altivec.
7598 2005-08-11 Richard Henderson <rth@redhat.com>
7601 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7602 before using TYPE_IS_SIZETYPE.
7604 2005-08-11 Richard Henderson <rth@redhat.com>
7607 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7608 insn types not present on ev4.
7609 (alphaev5_insn_pipe): Similarly.
7611 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7614 * arm.c (arm_override_options): If the user has selected callee-super-
7615 interworking, then enable normal interworking.
7617 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7619 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7622 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7624 * doc/rtl.texi: Fix two typos.
7626 2005-08-11 Richard Guenther <rguenther@suse.de>
7629 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7630 cases where we call to/from functions returning void.
7632 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7635 * tree.c (build_pointer_type_for_mode): Robustify.
7637 2005-08-10 James E Wilson <wilson@specifix.com>
7639 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7640 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7642 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7645 2005-08-10 Eric Christopher <echristo@apple.com>
7647 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7648 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7651 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7654 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7655 for the high part when generating dynamic-no-pic code.
7657 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7659 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7660 (x86_64-*-linux*): Likewise.
7662 * config/i386/crtfastmath.c: New file.
7663 * config/i386/t-crtfm: Likewise.
7665 * config/i386/linux.h (ENDFILE_SPEC): New.
7666 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7668 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7671 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7673 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7674 (vec_shl, vec_shr): Document new operations.
7675 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7677 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7679 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7680 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7681 change predicate to indexed_or_indirect_address.
7683 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7685 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7686 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7687 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7688 and __aeabi_uwrite8.
7689 * config/arm/unaligned-funcs.c: New file.
7690 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7692 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7694 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7696 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7697 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7699 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7700 * final.c (pass_shorten_branches): Add dump.
7701 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7702 (pass_life): Rename dump.
7703 (rest_of_handle_flow2): Remove initial verify_flow_info.
7704 * function.c (pass_instantiate_virtual_regs): Add dump.
7705 * integrate.c (pass_initial_value_sets): Add dump.
7706 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7707 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7708 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7709 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7710 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7711 gate_rtl_unrool_and_peel_loops): New.
7712 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7713 rtl_doloop): Do not look at flags.
7714 * mode-switching.c (pass_mode_switching): Add dump.
7715 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7716 pass_split_before_regstack): Add dump.
7717 * regmove.c (pass_stack_adjustments): Add dump.
7718 * tree-optimize.c (pass_fixup_cfg): Add dump.
7720 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7723 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7724 deciding which instruction sequence to use.
7726 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7728 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7729 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7731 2005-08-09 Richard Guenther <rguenther@suse.de>
7733 * c-common.c (builtin_function_2): Remove.
7734 (def_builtin_1): New function.
7735 (c_common_nodes_and_builtins): Use def_builtin_1 to
7736 build builtin functions.
7738 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7740 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7741 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7742 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7745 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7747 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7748 fold_binary instead of fold_build2 since we don't care about the
7750 (loop_niter_by_eval): Likewise.
7751 (compare_trees): Likewise.
7752 (proved_non_wrapping_p): Likewise.
7754 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7758 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7759 if the if is really empty.
7761 2005-08-09 Steven Bosscher <stevenb@suse.de>
7763 PR tree-optimization/23234
7764 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7765 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7766 argument of the new enum.
7767 (execute_cse_reciprocals): Add reciprocals for function arguments
7768 on the unique successor edge of the entry block. Update other calls
7769 to execute_cse_reciprocals_1.
7771 2005-08-08 Richard Henderson <rth@redhat.com>
7774 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7776 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7778 * expr.c (write_complex_part): Return after handling MEM.
7780 2005-08-08 Josh Conner <jconner@apple.com>
7782 PR rtl-optimization/23241
7783 * combine.c (simplify_comparison): Fix error in determining
7784 whether to lift a subreg from comparison.
7786 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7789 * config/rs6000/altivec.md (vec_init<mode>): New.
7790 (vec_set<mode>): New.
7791 (vec_extract<mode>): New.
7792 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7793 (rs6000_expand_vector_set): New.
7794 (rs6000_expand_vector_extract): New.
7795 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7796 for Altivec modes before reload.
7797 (altivec_expand_vec_init_builtin): New.
7798 (get_element_number): New.
7799 (altivec_expand_vec_set_builtin): New.
7800 (altivec_expand_vec_ext_builtin): New.
7801 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7803 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7805 * config/rs6000/rs6000.h (rs6000_builtins): Add
7806 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7807 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7808 * config/rs6000/rs6000-protos.h: Declare new functions.
7810 2005-08-08 Jan Hubicka <jh@suse.cz>
7812 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7813 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7814 * i386.md (movdi*): Use pic_32bit_operand.
7815 * predicates.md (pic_32bit_operand): New.
7817 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7820 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7822 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7824 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7825 (test_for_singularity): Use fold_build2.
7827 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7829 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7831 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7833 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7834 (COMMON_ASM_OP) Define.
7835 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7836 (ix86_encode_section_info): Likewise.
7837 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7838 SUBTARGET_ENCODE_SECTION_INFO.
7840 2005-08-06 Richard Henderson <rth@redhat.com>
7843 * tree-nested.c (convert_local_reference): Save and restore val_only
7844 around component_ref and friends. Clear walk_subtrees by default.
7846 2005-08-06 Peter O'Gorman <peter@pogma.com>
7849 * gcc.c (process_command): Check the argument to -b has a dash.
7850 * doc/invoke.texi: Update -b and -V docs.
7852 2005-08-06 James E Wilson <wilson@specifix.com>
7854 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7856 2005-08-06 Michael Matz <matz@suse.de>
7858 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7859 member only if only one insn is associated with the value.
7861 2005-08-06 Nick Clifton <nickc@redhat.com>
7863 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7865 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7866 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7867 Check symbol flags instead of symbol name mangling.
7868 (xstormy16_asm_output_aligned_common): Likewise. Also
7869 simplify code since the bss100_section cass is the only case
7870 where the below100 code will be triggered.
7871 (xstormy16_encode_section_info): Encode below100 attribute
7872 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7874 (xstormy16_strip_name_encoding): Delete - this function is no
7876 (TARGET_STRIP_NAME_ENCODING): Undefine.
7877 * config/stormy16/stormy16-protos.h: Delete prototype for
7878 xstormy16_strip_name_encoding.
7880 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7882 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7883 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7884 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7885 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7886 config/alpha/predicates.md, config/arc/arc.h,
7887 config/arm/arm.h, config/arm/ieee754-df.S,
7888 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7889 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7890 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7891 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7892 config/m68hc11/m68hc11.h, config/mips/mips.c,
7893 config/mips/mips.h, config/mips/openbsd.h,
7894 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7895 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7896 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7897 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7898 config/sparc/linux.h, config/sparc/linux64.h,
7899 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7900 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7901 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7902 typos. Follow spelling conventions.
7904 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7907 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7908 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7909 specially. Check for side effects only for COND_EXPR.
7910 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7911 return with TREE_NO_WARNING.
7913 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7915 PR rtl-optimization/23233
7916 * loop.c (combine_movables): Require the modes to be the same.
7917 (move_movables): Remove handling of cases where the replacement
7918 had a different mode to the original.
7920 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7922 PR tree-optimization/23128
7923 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7924 subtraction wrap, and set TREE_OVERFLOW if they do.
7926 2005-08-05 Richard Henderson <rth@redhat.com>
7929 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7930 FORCED_LABEL labels.
7932 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7935 * reload.c (find_reloads_subreg_address): Pass down TYPE
7936 unchanged. Change all callers except find_reloads_toplev.
7938 2005-08-05 Michael Matz <matz@suse.de>
7940 * genattrtab.c (current_alternative_string): Remove.
7941 (SIMPLIFY_ALTERNATIVE): Ditto.
7942 (attr_alt_bit_p): Ditto.
7943 (alternative_name): Make const char *.
7944 (evaluate_eq_attr): Remove use of above things.
7945 (simplify_test_exp): Ditto.
7946 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7947 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7949 2005-08-04 James E Wilson <wilson@specifix.com>
7951 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7952 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7953 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7954 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7955 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7957 2005-08-04 Richard Henderson <rth@redhat.com>
7960 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7961 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7962 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7963 if we'd have to instantiate too many members.
7965 2005-08-04 Richard Henderson <rth@redhat.com>
7968 * tree-outof-ssa.c (coalesce_asm_operands): New.
7969 (coalesce_ssa_name): Use it. Split out ...
7970 (coalesce_phi_operands, coalesce_result_decls): ... these.
7972 2005-08-04 Paul Brook <paul@codesourcery.com>
7974 * read-rtl.c (read_quoted_string): Break if EOF.
7976 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7978 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7979 (fold_build2): Likewise.
7980 (fold_build3): Likewise.
7981 (fold_build1_stat): New function prototype.
7982 (fold_build2_stat): Likewise.
7983 (fold_build3_stat): Likewise.
7984 * fold-const.c (fold_build1): Rename to ..
7985 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7986 through to build1_stat.
7987 (fold_build2): Rename to ..
7988 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7989 through to build2_stat.
7990 (fold_build3): Rename to ..
7991 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7992 through to build3_stat.
7994 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7995 Ian Lance Taylor <ian@airs.com>
7997 * function.c (assign_stack_local_1): Do not correct stack slot
7998 address if allocation size is smaller than mode size.
8000 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8003 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8004 (tree_merge_blocks): Propagate anything allowed by
8006 Clarify documentation.
8007 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8008 SSA form, schedule an update if necessary.
8010 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8012 * doc/install.texi (Binaries): Remove broken link to
8013 Sinix/Reliant Unix binaries.
8015 2005-08-03 Richard Henderson <rth@redhat.com>
8018 * function.c (stack_protect_epilogue): Export.
8019 * tree.h (stack_protect_epilogue): Declare.
8020 * calls.c (expand_call): Call it.
8022 2005-08-03 Eric Christopher <echristo@apple.com>
8024 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8025 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8028 2005-08-04 Jan Hubicka <jh@suse.cz>
8030 * profile.c (branch_prob): Split edges with goto locus on them
8031 to get proper line counts.
8032 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8034 2005-08-03 Paul Brook <paul@codesourcery.com>
8036 * function.c (assign_parms): Round current_function_args_size
8037 to PARM_BOUNDARY, not STACK_BOUNDARY.
8039 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8041 * config/i386/i386.c (x86_elf_aligned_common)
8042 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8044 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8046 PR tree-optimization/23157
8047 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8048 before emitting them.
8050 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8052 PR tree-optimization/19899
8053 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8054 * tree-scalar-evolution.c: Include real.h.
8055 (add_to_evolution): Build constant -1 of correct type.
8057 2005-08-03 Jan Hubicka <jh@suse.cz>
8059 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8060 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8061 profile updating for complette unrolling.
8062 * loop-unroll.c (peel_loop_completely): Use it.
8063 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8064 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8067 2005-08-03 Paul Brook <paul@codesourcery.com>
8069 * combine.c (can_change_dest_mode): New function.
8070 (try_combine, simplify_set): Use it.
8072 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8074 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8077 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8079 * doc/install.texi (Specific): Adjust link to openavr.org.
8080 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8081 (Binaries): Adjust HP-UX Porting Center link.
8082 (Binaries): Adjust Free Software Foundation ordering link.
8084 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8086 * convert.c (convert_to_integer): Use fold_build1 instead of
8087 build1 when converting an integer to an integer.
8089 2005-08-02 Richard Henderson <rth@redhat.com>
8091 * combine.c (combine_instructions): Don't use reg_equal/equiv
8092 results if the mode doesn't match.
8094 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8096 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8097 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8099 2005-08-02 Richard Henderson <rth@redhat.com>
8102 * explow.c (memory_address): Remove special-case for
8103 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8105 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8108 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8109 number of calls to cleanup_tree_cfg_1.
8111 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8113 * doc/invoke.texi: document file extensions .F90 and .F95
8115 2005-08-02 Richard Guenther <rguenther@suse.de>
8117 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8118 positive if its first argument is positive.
8120 2005-08-02 Richard Guenther <rguenther@suse.de>
8122 PR tree-optimization/23177
8123 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8126 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8128 PR tree-optimization/23129
8129 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8130 varying for divisions with anti-ranges.
8132 2005-08-02 Jan Hubicka <jh@suse.cz>
8134 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8135 * tree-ssa-threadupdate.c (thread_block): Add it here.
8137 2005-08-01 James E Wilson <wilson@specifix.com>
8139 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8140 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8141 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8143 * config/mips/predicates.md (const_call_insn_operand): Add check for
8144 SYMBOL_REF_LONG_CALL_P.
8145 * doc/extend.texi (long_call): Document the new attribute.
8147 2005-08-01 Ian Lance Taylor <ian@airs.com>
8148 Richard Henderson <rth@redhat.com>
8150 * Makefile.in (RTL_BASE_H): Add real.h.
8151 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8153 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8155 * rtl.c (rtl_check_failed_code_mode): New.
8156 * rtl.h (struct rtx_def): Add u.rv.
8157 (XCMWINT, XCNMPRV): New.
8158 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8159 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8161 2005-08-01 Richard Henderson <rth@redhat.com>
8163 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8164 with auto-inc codes.
8166 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8168 2005-08-01 Jan Hubicka <jh@suse.cz>
8170 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8171 * i386.c: Include dwarf2.h
8172 (asm_preferred_eh_data_format): New.
8173 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8175 2005-08-01 Ian Lance Taylor <ian@airs.com>
8177 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8178 randomize_va_space for virtual address randomization control.
8180 2005-08-01 Steven Bosscher <stevenb@suse.de>
8182 * common.opt (flag_ipa_cp): Put in right place to maintain
8185 2005-08-01 Jan Hubicka <jh@suse.cz>
8187 * profile.c (compute_value_histograms): Fix thinko.
8188 * value-prof.c: Include toplev.h
8189 (check_counter): New function.
8190 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8191 tree_mod_subtract_transform): Add sanity check.
8193 2005-08-01 Richard Guenther <rguenther@suse.de>
8195 PR tree-optimization/23133
8196 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8197 current functions parameter decls to find defs to cse
8200 2005-08-01 Richard Guenther <rguenther@suse.de>
8202 PR tree-optimization/23109
8203 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8204 If trapping math is in effect, use post-dominator information
8205 to check if we'd in any case reach a trapping point before
8206 doing the reciprocal insertion.
8207 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8208 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8209 expressions are invariant only if trapping math is not in effect.
8211 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8213 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8214 cgraph_function_versioning): New declarations.
8215 * cgraphunit.c: Add include to ipa-prop.h.
8216 (update_call_expr, cgraph_copy_node_for_versioning,
8217 cgraph_function_versioning): New functions.
8218 * integrate.c (copy_decl_for_inlining): Remove.
8219 * ipa-prop.h (ipa_replace_map): New struct.
8220 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8221 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8222 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8223 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8224 ipcp_iterate_stage, ipcp_method_scale_print,
8225 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8226 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8227 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8228 ipcp_update_bb_counts, ipcp_update_profiling,
8229 ipcp_update_edges_counts): New functions.
8230 (ipcp_method_cval_init): Remove restriction regarding local methods.
8231 (ipcp_init_stage): Add ipcp_method_compute_scale.
8232 (ipcp_insert_stage): Add versioning.
8233 (ipcp_structures_print): Add ipcp_method_scale_print.
8234 (ipcp_driver): Dump profiling info.
8235 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8236 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8237 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8238 (struct inline_data): Add versioning_p, ipa_info, new fields.
8239 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8240 declare_return_variable): Replace calls to copy_decl_for_inlining with
8242 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8244 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8245 Add argument VERSIONING.
8246 (copy_arguments_for_versioning, copy_static_chain,
8247 function_versionable_p, tree_versionable_function_p,
8248 tree_function_versioning, replace_ref_tree): New functions.
8249 * tree-inline.h: Include varray.h.
8250 (tree_versionable_function_p, tree_function_versioning,
8251 tree copy_decl_for_dup): New declarations.
8253 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8255 * ipa-cp.c: New file. Contains IPCP specific functionality.
8256 * ipa-prop.h: New file. Contains structures/definitions that can be
8257 used by several interprocedural data flow optimizations (and also IPCP).
8258 * ipa-prop.c: New file.
8259 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8260 * common.opt: Add ipa-cp flag.
8261 * timevar.def: Add IPCP optimization.
8262 * tree-optimize.c (init_tree_optimization_passes): Schedule
8264 * tree-pass.h (pass_ipa_cp): Declare.
8266 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8268 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8269 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8270 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8271 config/i386/i386.c, config/mips/mips.h,
8272 config/rs6000/rs6000.h, config/sh/sh.c,
8273 config/stormy16/stormy16.c: Fix comment typos.
8275 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8278 * c-typeck.c (build_binary_op): Use common_type wrapper on
8280 (common_type): Update comment.
8282 2005-07-31 Steven Bosscher <stevenb@suse.de>
8285 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8286 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8287 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8289 2005-07-31 Jan Hubicka <jh@suse.cz>
8291 * pretty-print.h (pp_widest_integer): New macro.
8292 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8295 2005-07-31 Jan Hubicka <jh@suse.cz>
8297 * output.h (enum section_category): Export from varasm.c
8298 (categorize_decl_for_section): Likewise.
8299 * varasm.c (enum section_category): Kill.
8300 (categorize_decl_for_section): Make global.
8301 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8303 * i386.c (ix86_section_threshold): New static variable.
8304 (ix86_in_large_data_p, ix86_encode_section_info,
8305 x86_64_elf_unique_section,
8306 x86_64_elf_select_section): New functions.
8307 (TARGET_ENCODE_SECTION_INFO): Define
8308 (override_options): Enable medium model for PIC.
8309 (ix86_expand_prologue): Expand gen_set_got_rex64.
8310 (legitimate_constant_p): Handle new UNSPECs.
8311 (legitimate_pic_address_disp_p): Likewise.
8312 (legitimize_pic_address): Lower MEDIUM model addressing.
8313 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8314 (enum cmodel): Add MEDIUM_PIC.
8315 (SYMBOL_REF_FAR_ADDR_P): New macro.
8316 (SYMBOL_FLAG_FAR_ADDR): New flag.
8317 * i386.md (movdi): Support medium model.
8318 (set_got_rex64): New pattern.
8319 * i386.opt (mlarge-data-threshold): New flag.
8320 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8321 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8322 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8323 TARGET_ASM_UNIQUE_SECTION): New.
8325 * invoke.texi (-mlarge_data_threshold): Document
8327 2005-07-31 Jan Hubicka <jh@suse.cz>
8329 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8330 (coalesce_vars): Likewise.
8331 * tree-ssa-live.c (coalesce_cost): New.
8332 (build_tree_conflict_graph): Use coalesce_cost.
8333 * tree-ssa-live.h (coalesce_cost): Declare.
8335 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8337 * arm.md (all peepholes for post-increment operations): Delete.
8338 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8339 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8340 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8341 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8342 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8344 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8346 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8349 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8352 * doc/invoke.texi: Document -rdynamic.
8354 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8357 * c-parser.c (c_parser_parms_list_declarator): Call
8358 mark_forward_parm_decls.
8359 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8360 decls with visibility structure.
8362 2005-07-30 Paul Brook <paul@codesourcery.com>
8364 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8366 2005-07-30 Paul Brook <paul@codesourcery.com>
8368 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8370 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8372 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8374 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8377 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8378 nested function declarators.
8379 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8380 (grokparms): Call warn_if_shadowing for parameters used within the
8382 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8383 not used within the parameter list.
8384 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8386 2005-07-30 Jan Hubicka <jh@suse.cz>
8388 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8389 * i386.c (ix86_fixup_binary_operands): Likewise.
8390 (ix86_expand_unary_operator): Likewise.
8391 (ix86_expand_fp_absneg_operator): Likewise.
8392 * optabs.c (expand_vec_cond_expr): Validate dest.
8394 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8397 * real.c (real_from_string): Also set last bit if there is a
8398 nonzero hex digit beyond GCC's internal precision after ".".
8400 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8402 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8403 define_constants. Change duplicate values to unassigned numbers.
8404 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8405 (*altivec_vspltsf): New.
8406 (altivec_vperm_v4sf): Delete.
8407 (altivec_vperm_<mode>): Use mode macro V.
8408 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8409 (altivec_predicate_v4sf): Delete.
8410 (altivec_predicate_<mode>): Use mode macro V.
8411 (*altivec_lvesfx): New.
8412 (*altivec_stvesfx): New.
8413 (vec_realign_load_v4sf): Delete.
8414 (vec_realign_load_<mode>): Use mode macro V.
8415 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8418 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8421 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8423 * configure: Regenerated.
8425 2005-07-29 Paul Brook <paul@codesourcery.com>
8427 * doc/install.texi: Add link to GFortran binaries wiki page.
8429 2005-07-29 David Ung <davidu@mips.com>
8431 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8432 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8433 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8434 * config/mips/mips.md (cpu): Add 5kf name.
8435 (includes): Includes 5k.md.
8436 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8437 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8440 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8443 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8444 (cleanup_tree_cfg): ... here.
8445 Call cleanup_tree_cfg_1 until there are no more cleanups to
8448 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8450 * tree-vrp.c (compare_range_with_value): Return true or false
8451 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8452 EQ_EXPR respectively.
8454 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8456 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8459 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8461 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8462 (tree_ssa_dominator_optimize): Increment it.
8463 (dump_dominator_optimization_stats): Print it.
8465 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8466 Steven Bosscher <stevenb@suse.de>
8468 PR rtl-optimization/23117
8469 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8470 when head == tail. Tidy comment.
8472 2005-07-28 Richard Henderson <rth@redhat.com>
8474 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8475 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8476 * jump.c (rtx_renumbered_equal_p): Likewise.
8477 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8478 CONST_INT and CONST_DOUBLE.
8479 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8480 * reload.c (operands_match_p): Special case CONST_INT and
8481 CONST_DOUBLE; check mode earlier.
8483 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8486 * c-typeck.c (convert_for_assignment): Do not check
8487 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8489 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8492 * c-typeck.c (composite_type): Prefer constant size arrays to
8495 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8498 * real.c (real_from_string): Set last bit if there is a nonzero
8499 hex digit beyond GCC's internal precision.
8501 2005-07-28 Richard Henderson <rth@redhat.com>
8504 * cfgcleanup.c (try_forward_edges): Watch out for end of
8507 2005-07-28 James E Wilson <wilson@specifixinc.com>
8510 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8512 2005-07-28 Jan Hubicka <jh@suse.cz>
8514 * Makefile.in (rtl-profile.o): Kill all traces of it.
8515 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8516 * coverage.h (rtl_coverage_counter_ref): Kill.
8517 * opts.c (flag_speculative_prefetching_set): Kill.
8518 (flag_loop_optimize_set): New.
8519 (common_handle_option): Disable loop optimizer when profiling;
8520 do not handle speculative prefetching.
8521 * passes.c (init_optimization_passes): Replace pass_profiling combo
8522 by branch_prob pass.
8523 * profile.c (compute_value_histograms): Update for simplified value
8525 (rtl_register_profile_hooks): Kill.
8526 (pass_profiling): Kill.
8527 (rest_of_handle_branch_prob): Do not profile.
8528 * toplev.c (process_options): Remove speculative prefetching.
8529 * toplev.h (flag_tree_based_profiling): Kill.
8530 * tree-profile.c (prepare_instrumented_value,
8531 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8532 tree_gen_one_value_profiler, do_tree_profiling): Update for
8533 simplified datastructures.
8534 * value-prof.c: Add comment that speculative prefetching was dropped;
8535 update rest of file for simplified datastructures.
8536 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8537 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8538 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8539 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8540 rtl_mod_subtract, gen_speculative_prefetch,
8541 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8542 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8543 (gate_handle_value_profile_transformations,
8544 rest_of_handle_value_profile_transformations,
8545 pass_value_profile_transformations): Kill.
8546 * value-prof.h (histogram_value_t): Remove IL based unions.
8547 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8548 rtl_profile_hooks): Remove hooks.
8550 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8552 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8553 (cgraph_clone_node): Likewise.
8554 * cgraph.h (cgraph_clone_edge): Update prototype.
8555 (cgraph_clone_node): Likewise.
8556 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8558 (lookup_recursive_calls): Consider profile.
8559 (cgraph_decide_recursive_inlining): Fix updating; use new
8560 probability argument; use profile.
8561 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8562 * tree-inline.c (copy_bb): Update clal of clone_edge.
8563 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8565 * invoke.texi (min-inline-recursive-probability): Document.
8567 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8569 * doc/install.texi (Configuration): Update Valgrind homepage.
8571 2005-07-28 Richard Henderson <rth@redhat.com>
8574 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8575 labels we want to delete.
8576 (cfg_layout_merge_blocks): Likewise.
8578 2005-07-28 Richard Henderson <rth@redhat.com>
8581 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8582 when expanding to nothing.
8584 2005-07-28 Josh Conner <jconner@apple.com>
8586 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8587 (cgraph_decide_inlining_of_small_functions): Likewise.
8589 2005-07-28 Josh Conner <jconner@apple.com>
8591 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8592 direction of badness if negative.
8593 (cgraph_default_inline_p): Add reason to parameters, and assign it
8595 (cgraph_decide_inlining_of_small_functions): New parameter in call
8596 to cgraph_default_inline_p.
8597 (cgraph_decide_inlining_incrementally): Likewise.
8598 * cgraphunit.c (decide_is_function_needed): Likewise.
8599 * cgraph.h (cgraph_default_inline_p): Likewise.
8601 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8603 * builtins.c: Fix comment typo(s).
8604 * genautomata.c: Likewise.
8605 * gimplify.c: Likewise.
8606 * tree-dfa.c: Likewise.
8607 * tree-flow-inline.h: Likewise.
8608 * tree-into-ssa.c: Likewise.
8609 * tree-ssa-alias.c: Likewise.
8610 * tree-ssa-ccp.c: Likewise.
8611 * tree-ssa-copy.c: Likewise.
8612 * tree-ssa-dce.c: Likewise.
8613 * tree-ssa-dom.c: Likewise.
8614 * tree-ssa-operands.c: Likewise.
8615 * tree-tailcall.c: Likewise.
8616 * tree-vectorizer.c: Likewise.
8617 * tree-vrp.c: Likewise.
8620 2005-07-28 Jeff Law <law@redhat.com>
8622 * tree-vrp.c (test_for_singularity): Extracted from ...
8623 (simplify_cond_using_ranges): Attempt to simplify a relational
8624 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8626 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8628 PR tree-optimization/22506
8629 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8630 phis whose argument is constant.
8632 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8634 PR rtl-optimization/18992
8635 Back out this patch:
8636 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8637 PR optimization/12142
8638 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8639 uses of the register in the SET_SRC. Remove unnecessary argument.
8641 Replace it with this:
8642 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8643 if flag_non_call_exceptions is set and the insn may trap, pass
8644 pc_rtx as dest for recursion.
8645 In SET_SRC part of SET case, if dest is already set, pass it down
8648 2005-07-28 Jan Hubicka <jh@suse.cz>
8650 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8651 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8652 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8654 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8655 profile when available.
8657 2005-07-28 Jan Beulich <jbeulich@novell.com>
8659 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8660 (ia64_print_operand): Describe and handle 'X'.
8661 (ia64_register_move_cost): Also handle FP_REGS.
8662 (ia64_preferred_reload_class): Likewise.
8663 (ia64_secondary_reload_class): Likewise.
8664 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8665 it. Also check for ITANIUM_CLASS_FLDP.
8666 * config/ia64/ia64.h (FP_REGNO_P): New.
8667 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8668 (reg_class): Add FP_REGS.
8669 (REG_CLASS_NAMES): Adjust for it.
8670 (REG_CLASS_CONTENTS): Likewise.
8671 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8672 (REG_CLASS_FROM_LETTER): Handle 'x'.
8673 (CLASS_MAX_NREGS): Handle FP_REGS.
8674 (MEMORY_MOVE_COST): Likewise.
8675 * config/ia64/ia64.md (itanium_class): Add fldp.
8676 (type): Handle fldp.
8677 (movti_internal): More allowable operand combinations. Use ldfp8 when
8678 splitting unnecessary. Remove predicable attribute. Adjust
8679 itanium_class attribute.
8680 (smuldi3_highpart): Remove outdated comment.
8681 (mulditi3, umulditi3, rotlti3): New expanders.
8682 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8683 (absti2): Disabled new insn for future reference.
8684 Respective new splitters.
8685 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8686 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8687 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8689 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8691 PR rtl-optimization/23047
8692 * simplify-rtx.c (simplify_const_relational_operation): Respect
8693 flag_wrapv for comparisons with ABS.
8695 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8697 PR tree-optimization/22493
8698 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8699 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8701 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8703 * config/frv/frv.opt (moptimize-membar): New.
8705 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8707 * config/frv/frv.h: Remove machine_function definition.
8709 * config/frv/frv.c (struct frv_io): New.
8710 (struct machine_function): Moved from frv.h. Add has_membar_p.
8711 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8712 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8713 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8714 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8715 (frv_reorg): Call frv_optimize_membar when appropriate.
8716 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8717 (frv_expand_builtin): Adjust calls accordingly.
8718 (frv_io_address_cookie): New function.
8719 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8720 load or store rather than a special insn. Add ccnstant address and
8721 io-type operands to the membar.
8722 (frv_ifcvt_modify_tests): Unsign regno.
8723 (frv_ifcvt_modify_tests): Same.
8725 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8726 UNSPEC_OPTIONAL_MEMBAR constant.
8727 (builtin_read_<mode>): Delete.
8728 (builtin_write_<mode>): Delete.
8729 ("optional_membar_<mode>"): Add operand.
8731 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8732 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8733 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8734 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8735 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8736 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8737 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8738 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8739 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8741 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8743 * df.c (df_uses_record): Handle SCRATCH.
8745 2005-07-28 Steven Bosscher <stevenb@suse.de>
8748 * passes.c (rest_of_decl_compilation): If decl is a type and
8749 we have encountered errors, don't emit debug information.
8751 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8753 * params.def: Fixed comment.
8755 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8758 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8759 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8760 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8762 2005-07-27 Steven Bosscher <stevenb@suse.de>
8765 * varasm.c (assemble_start_function): Don't do anything that may
8766 require a CFG if the current function is a thunk.
8768 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8770 * doc/install.texi (Prerequisites): Mention that perl is needed
8771 to do export control in libstdc++ targetting Darwin.
8773 2005-07-27 Steven Bosscher <stevenb@suse.de>
8775 PR rtl-optimization/17808
8776 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8777 (sched_insns_conditions_mutex_p): Split out from...
8778 (add_dependence): ...here. But don't call it from here.
8779 (add_dependence_list): Check sched_insns_conditions_mutex_p
8780 before calling add_dependence.
8781 (add_dependence_list_and_free): Likewise.
8782 (fixup_sched_groups): Likewise.
8783 (sched_analyze_1): Likewise.
8784 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8785 (sched_analyze): Likewise.
8786 (sched_analyze_insn): Likewise.
8787 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8788 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8789 dependencies on all COND_EXEC insns to jumps ending basic blocks
8790 when doing intrablock scheduling.
8791 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8793 2005-07-27 Jeff Law <law@redhat.com>
8795 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8796 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8797 equivalency sets, correctly handle the case were vr0 has an
8798 equivalency set, but vr1 does not.
8800 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8802 PR tree-optimization/23073
8803 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8804 vect_print_dump_info before fprintf.
8806 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8808 PR tree-optimize/22348
8809 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8810 Fold the partial computation.
8812 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8814 PR tree-optimization/22325
8815 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8817 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8819 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8820 (force_var_cost): ... this function.
8821 (compute_phi_arg_on_exit): Export.
8823 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8825 PR tree-optimization/20773
8826 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8829 2005-07-27 Richard Guenther <rguenther@suse.de>
8831 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8832 Avoid pushing again if current struct contains only
8833 fields we decomposed.
8835 2005-07-27 Jan Hubicka <jh@suse.cz>
8837 PR tree-optimization/22574
8838 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8841 * tree-tailcall.c (decrease_profile): New function.
8842 (eliminate_tail_call): Use it.
8844 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8845 visibility flags correctly in whole program mode.
8847 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8849 PR rtl-optimization/22472
8850 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8852 2005-07-26 Steven Bosscher <stevenb@suse.de>
8854 PR tree-optimization/22504
8855 * tree-complex.c (expand_complex_addition): Use 'code' instead
8856 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8858 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8860 * config.gcc (cpu_type): Add frv case.
8861 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8862 (supported_defaults): Add fr550 case.
8864 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8867 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8868 whether a pointer of type T * may point to objects of type T *.
8870 2005-07-26 DJ Delorie <dj@redhat.com>
8872 * configure: Regenerate.
8874 2005-07-26 Dale Johannesen <dalej@apple.com>
8876 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8878 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8880 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8881 Clarify use of "build" in name.
8883 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8885 * doc/extend.texi (Raw read/write Functions): New section.
8886 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8887 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8888 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8889 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8890 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8891 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8892 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8893 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8894 * config/frv/frv.c: Add bdesc_loads global.
8895 Add bdesc_stores global.
8896 (frv_init_builtins): Add support for __builtin_{read/write}*.
8897 (frv_volatile_memref): New.
8898 (frv_expand_load_builtin): New.
8899 (frv_expand_store_builtin): New.
8900 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8901 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8902 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8903 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8904 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8905 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8906 (builtin_read_<mode>): New.
8907 (builtin_write_<mode>): New.
8908 (builtin_write64): New.
8909 (optional_membar_<mode>): New.
8911 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8913 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8914 (rather than units) against HOST_BITS_PER_WIDE_INT.
8916 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8918 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8919 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8920 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8921 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8924 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8925 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8926 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8928 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8930 2005-07-26 Richard Guenther <rguenther@suse.de>
8932 PR tree-optimization/22486
8933 * fold-const.c (fold_unary): Fold away useless component
8934 references of the form (T *)&T.x, if the address
8937 2005-07-25 James E Wilson <wilson@specifixinc.com>
8939 * dwarf2out.c (add_call_src_coords_attributes): New.
8940 (gen_inlined_subroutine_die): Call it.
8941 (maybe_emit_file, init_file_table): Add comments.
8942 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8944 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8945 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8946 * tree.h (BLOCK_SOURCE_LOCATION): New.
8947 (struct tree_block): New field locus.
8949 2005-07-26 Andreas Schwab <schwab@suse.de>
8951 PR rtl-optimization/23043
8952 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8953 when allocating a struct unoccr.
8955 2005-07-25 Richard Henderson <rth@redhat.com>
8958 * tree-complex.c (gate_no_optimization): True if errors.
8959 * Makefile.in (tree-complex.o): Update dependencies.
8961 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8963 * config/frv/predicates.md (integer_register_operand): Use
8966 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8969 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8971 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8973 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8975 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8976 types when flag_unsafe_math_optimizations is true.
8978 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8980 * gcc.c (option_map): Add --sysroot.
8981 (process_command): Handle --sysroot.
8982 (display_help): Document it.
8983 * doc/cppopts.tex (-isysroot): Document.
8984 * doc/invoke.texi (--sysroot): Document.
8985 * doc/install.texi (--with-build-sysroot): Document.
8987 * Makefile.in (inhibit_libc): New variable.
8988 (INHIBIT_LIBC_CFLAGS): Likewise.
8989 (LIBGCC2_CFLAGS): Include
8990 $(INHIBIT_LIBC_CFLAGS).
8991 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8992 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8993 ($(T)crtend.o): Likewise.
8994 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8995 ($(T)crtendS.o): Likewise.
8996 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8997 ($(T)crtendT.o): Likewise.
8998 (stmp-fixinc): Do not complain about missing headers if
9000 * configure.ac (inhibit_libc): Set it to true/false.
9001 (--with-build-sysroot): New option. Use it to set
9003 * configure: Regenerated.
9005 2005-07-25 Manfred Hollstein <mh@suse.com>
9007 * calls.c (store_one_arg): Fix unsigned comparison warning.
9009 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9012 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9013 (ggc_print_statistics): Initialize variable before use.
9015 2005-07-25 Richard Guenther <rguenther@suse.de>
9017 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9018 calling with a PHI_NODE argument.
9020 * tree-flow-inline.h (overlap_subvar): Protect against
9023 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9025 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9026 * configure: Regenerate.
9028 2005-07-25 Ira Rosen <irar@il.ibm.com>
9030 * expr.c (highest_pow2_factor): Make extern.
9031 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9032 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9033 record_array_differ_p, array_ptr_differ_p): Likewise.
9034 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9035 additional cases. Call the above functions.
9036 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9037 base_object_differ_p when there are two base objects. Otherwise, compare
9038 base address and offset. Call may_alias_p.
9039 (dump_data_reference): Use a correct field name.
9040 (analyze_array): Make static. Initialize new data-ref fields.
9041 (analyze_indirect_ref): New function.
9042 (init_data_ref): Initialize new data-ref fields.
9043 (strip_conversion): Moved from tree-vect-analyze.c.
9044 (analyze_offset_expr, get_ptr_offset, address_analysis,
9045 object_analysis): Likewise.
9046 (analyze_offset): New function.
9047 (create_data_ref): Likewise.
9048 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9049 dimensions for ARRAY_REFs only.
9050 (build_classic_dist_vector): Make static.
9051 (access_functions_are_affine_or_constant_p): Call macro to get the
9052 address of access functions.
9053 (compute_all_dependences): Add new parameter
9054 compute_self_and_read_read_dependences. Compute self and read-read
9055 dependences if it is true.
9056 (find_data_references_in_loop): Call create_data_ref. Initialize new
9058 (compute_data_dependences_for_loop): Add new parameter
9059 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9060 compute nb_loops. Call compute_all_dependences,
9061 build_classic_dist_vector and build_classic_dir_vector with correct
9063 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9064 with correct parameters. Compare dimensions for ARRAY_REFs only.
9065 (free_data_refs): Call macro to free access functions.
9066 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9067 fields from stmt_vinfo.
9068 (struct base_object_info): New structure.
9069 (struct data_reference): Move fields to base_object_info. Add fields
9070 first_location and object_info for above structures. Move fields from
9071 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9072 aligned_to. Add macros to access the new fields.
9073 Update functions declarations.
9074 * tree-flow.h (is_aliased_with): Declare.
9075 * tree-loop-linear.c (linear_transform_loops): Call
9076 compute_data_dependences_for_loop with correct parameters.
9077 * tree-ssa-alias.c (is_aliased_with): New function.
9078 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9079 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9080 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9081 vect_base_addr_differ_p, compute_subscript_distance and
9082 build_classic_dist_vector. Add printings. Check absolute value of
9084 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9086 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9087 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9088 to bytes. Add printing.
9089 (vect_compute_data_refs_alignment): Go through loads and stores in one
9091 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9092 vect_analyze_data_ref_access): Likewise.
9093 (vect_analyze_pointer_ref_access): Remove.
9094 (vect_address_analysis, vect_object_analysis): Likewise.
9095 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9096 and analyze data-refs in the loop.
9097 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9098 fields of data-ref instead of stmt. Add init to the offset from the
9100 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9101 (vect_update_init_of_dr): Likewise.
9102 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9103 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9105 (new_loop_vec_info): Initialize new fields.
9106 (destroy_loop_vec_info): Free new fields.
9107 (vect_strip_conversion): Remove.
9108 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9109 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9110 datarefs. Add new field ddrs.
9111 Add macros for the new fields access.
9112 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9113 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9114 Remove their macros.
9115 * tree.h (highest_pow2_factor): Declare.
9117 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9119 * calls.c (store_one_arg): Check for sibling call MEM arguments
9120 from already clobbered incoming argument area.
9122 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9124 * c-common.c (check_missing_format_attribute): New.
9125 * c-common.h (check_missing_format_attribute): Likewise.
9126 * c-typeck.c (convert_for_assignment): Use it.
9128 2005-07-24 Andreas Schwab <schwab@suse.de>
9130 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9131 register use a word move. Correct operand of ext.w in 68000 code.
9133 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9135 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9136 variables as declarations, rather than definitions.
9138 2005-07-24 Ira Rosen <irar@il.ibm.com>
9140 PR tree-optimization/22526
9141 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9144 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9146 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9147 that C99 reserve for future use. Use it to define clog10,
9148 clog10f and clog10l.
9150 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9152 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9153 * configure.ac: Check for -Wmissing-format-attribute.
9155 * configure: Regenerate.
9157 2005-07-23 Richard Henderson <rth@redhat.com>
9159 PR tree-optimization/22623
9160 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9162 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9165 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9167 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9169 * Makefile.in (C_TREE_H): Update dependencies.
9170 * c-tree.h: Include toplev.h.
9171 * diagnostic.h (diagnostic_set_info): Add format attribute.
9172 * rtl-error.c (diagnostic_for_asm): Likewise.
9174 2005-07-23 Chao-ying Fu <fu@mips.com>
9176 * config/mips/mips-dsp.md: New file.
9177 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9178 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9180 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9181 MIPS_BUILTIN_BPOSGE32.
9182 (mips_expand_builtin_direct): Add one parameter to indicate that
9183 builtin functions need to return a value.
9184 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9186 (mips_regno_to_class): Add classes for 12 new DSP registers.
9187 (mips_subword): Change to check four HI registers.
9188 (mips_output_move): Output move to and from 6 new DSP accumulators.
9189 (override_options): Make sure -mdsp and -mips16 are not used together.
9190 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9192 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9194 (print_operand): Add 'q' for printing DSP accumulators.
9195 (mips_cannot_change_mode_class): Check ACC_REGS.
9196 (mips_secondary_reload_class): Check ACC_REGS.
9197 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9198 (mips_register_move_cost): Check ACC_REGS.
9199 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9200 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9201 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9202 (dsp_bdesc): New array.
9203 (bdesc_arrays): Add DSP builtin function table.
9204 (mips_prepare_builtin_arg): Check predicate again after
9206 (mips_expand_builtin): Add one more parameter to
9207 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9208 MIPS_BUILTIN_BPOSGE32.
9209 (mips_init_builtins): Initialize new function types.
9210 (mips_expand_builtin_direct): Check if builtin functions need to
9211 return a value and pass operands properly.
9212 (mips_expand_builtin_bposge): New function.
9213 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9214 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9215 (FIRST_PSEUDO_REGISTER): Increase to 188.
9216 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9217 Update for 12 new DSP registers.
9218 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9219 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9220 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9221 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9222 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9223 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9224 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9225 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9226 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9227 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9228 (REGISTER_NAMES): Add names for 12 new DSP registers.
9229 * config/mips/mips.md: Include mips-dsp.md.
9230 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9231 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9232 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9233 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9234 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9235 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9236 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9237 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9238 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9239 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9240 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9241 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9242 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9243 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9244 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9245 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9246 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9247 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9248 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9249 (UNSPEC_RDDSP): New constants.
9250 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9251 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9253 * config/mips/mips.opt (-mdsp): New option.
9254 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9255 (reg_imm10_operand): New predicates.
9256 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9257 * doc/invoke.texi (-mdsp): Document new option.
9259 2005-07-22 DJ Delorie <dj@redhat.com>
9261 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9263 * tree-inline.c (inlinable_function_p): Likewise.
9265 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9268 * toplev.c (check_global_declarations): Do not mark undefined
9269 variables as DECL_IGNORED_P.
9270 * varasm.c (first_global_object_name): GTY it.
9271 (weak_global_object_name): Likewise.
9272 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9273 a string to go into {weak,first}_global_object_name.
9275 2005-07-22 DJ Delorie <dj@redhat.com>
9277 * c-format.c (check_function_format): Change warning control
9278 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9280 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9282 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9283 &PTR->FLD a dereference of PTR.
9284 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9285 a potential dereference of PTR.
9287 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9289 PR rtl-optimization/20370
9290 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9291 call allocate_reg_info if necessary.
9293 PR rtl-optimization/21848
9294 * calls.c (emit_library_call_value_1): For const functions, add
9295 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9297 PR rtl-optimization/22445
9298 * cselib.c (target.h): Include.
9299 (rtx_equal_for_cselib_p): Allow commutative matches.
9300 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9301 Remove MODE parameter. Changed all callers.
9303 PR rtl-optimization/22258
9304 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9306 (try_combine): Use likely_spilled_retval_p.
9308 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9310 * config.gcc: Add crx-elf support.
9312 * doc/contrib.texi: Mention crx.
9313 * doc/extend.texi: Document crx extensions.
9314 * doc/install.texi: Document crx install.
9315 * doc/invoke.texi: Document crx options.
9316 * doc/md.texi: Document crx constraints.
9318 * config/crx/crx-protos.h: New file.
9319 * config/crx/crx.c: New file.
9320 * config/crx/crx.h: New file.
9321 * config/crx/crx.md: New file.
9322 * config/crx/crx.opt: New file.
9323 * config/crx/t-crx: New file.
9325 2005-07-22 Manfred Hollstein <mh@suse.com>
9327 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9329 (int_add_graph_edge): Likewise.
9330 (collapse_nodes): Likewise.
9331 (process_unification_queue): Likewise.
9333 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9334 Laurent GUERBY <laurent@guerby.net>
9336 PR tree-optimization/22336
9337 * function.c (record_block_change): Check for
9338 cfun->ib_boundaries_block.
9340 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9342 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9343 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9345 2005-07-21 DJ Delorie <dj@redhat.com>
9347 * toplev.c (warn_deprecated_use): Add warning control to warning
9349 * c-typeck.c (parser_build_binary_op): Likewise.
9350 (c_finish_if_stmt): Likewise.
9351 * c-common.c (check_function_sentinel): Likewise.
9352 (check_nonnull_arg): Likewise.
9354 2005-07-21 Richard Henderson <rth@redhat.com>
9357 * tree-complex.c (complex_ssa_name_components): New.
9358 (cvc_lookup): Allow entry not found.
9359 (create_components): Remove.
9360 (create_one_component_var, get_component_var): New.
9361 (get_component_ssa_name, set_component_ssa_name): New.
9362 (extract_component): Use get_component_ssa_name.
9363 (update_complex_components): Use set_component_ssa_name.
9364 (update_complex_components_on_edge): Likewise.
9365 (update_phi_components): Create new PHI nodes directly, instead
9366 of adding insns to edges.
9367 (tree_lower_complex): Allocate and free complex_variable_components
9368 and complex_ssa_name_components here.
9370 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9372 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9373 revert to returning false.
9375 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9378 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9380 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9383 * config/i386/i386.md (cmpxf): Change operand constraints
9384 to "nonmemory_operand".
9386 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9388 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9390 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9393 * fold-const.c (fold_build1): Add checksum for the operands.
9394 (fold_build2): Likewise.
9395 (fold_build3): Likewise.
9397 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9400 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9402 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9404 * common.opt (-fforward-propagate): Committed by mistake,
9407 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9409 * reg-stack.c: Fix comment typo(s).
9410 * tree-ssa-operands.c: Likewise.
9411 * tree-vectorizer: Likewise.
9413 2005-07-21 Nick Clifton <nickc@redhat.com>
9415 * config/sh/symbian.c: Replace C++ style line comments with C
9416 style line comments.
9417 (symbian_add_attribute): Do not use a ? operator on the LHS of
9419 (sh_symbian_handle_dll_attribute): Change the type of the
9420 method vector to "VEC(tree,gc)*" and use vector accessor
9421 macros to walk over the elements.
9422 (symbian_export_vtable_and_rtti_p): Likewise.
9423 (symbian_class_needs_attribute_p): Likewise.
9425 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9428 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9429 initialize targetm.resolve_overloaded_builtin here.
9430 (altivec_expand_overloaded_builtin): Make it non-static.
9431 * config/rs6000/rs6000-protos.h
9432 (altivec_expand_overloaded_builtin): New prototype.
9433 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9434 targetm.resolve_overloaded_builtin here.
9435 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9437 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9438 Zdenek Dvorak <dvorakz@suse.cz>
9440 PR tree-optimization/19210
9441 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9443 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9444 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9445 rely on unproven assumptions.
9446 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9447 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9448 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9449 to number_of_iterations_exit.
9450 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9451 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9452 * tree-ssa-loop-niter.c (find_loop_niter,
9453 estimate_numbers_of_iterations_loop): Likewise.
9454 (number_of_iterations_exit): Honor the new options.
9455 * doc/invoke.texi (Wunsafe-loop-optimizations,
9456 funsafe-loop-optimizations): Document them.
9458 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9460 PR rtl-optimization/22167
9461 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9463 2005-07-20 Adam Nemet <anemet@lnxw.com>
9465 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9466 __do_global_dtors_aux longcall.
9468 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9470 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9471 (old_special_pred_table): Don't reference
9472 SPECIAL_MODE_PREDICATES.
9473 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9474 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9475 * config/sh/predicates.h: Don't mention
9476 SPECIAL_MODE_PREDICATES.
9477 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9480 2005-07-20 DJ Delorie <dj@redhat.com>
9482 * config.gcc: Add m32c-elf support.
9484 * doc/contrib.texi: Mention m32c.
9485 * doc/extend.texi: Document m32c extensions.
9486 * doc/install.texi: Mention m32c.
9487 * doc/invoke.texi: Document m32c options.
9488 * doc/md.texi: Document m32c constraints.
9490 * config/m32c/addsub.md: New file.
9491 * config/m32c/bitops.md: New file.
9492 * config/m32c/cond.md: New file.
9493 * config/m32c/jump.md: New file.
9494 * config/m32c/m32c-lib1.S: New file.
9495 * config/m32c/m32c-lib2.c: New file.
9496 * config/m32c/m32c-modes.def: New file.
9497 * config/m32c/m32c-pragma.c: New file.
9498 * config/m32c/m32c-protos.h: New file.
9499 * config/m32c/m32c.abi: New file.
9500 * config/m32c/m32c.c: New file.
9501 * config/m32c/m32c.h: New file.
9502 * config/m32c/m32c.md: New file.
9503 * config/m32c/m32c.opt: New file.
9504 * config/m32c/minmax.md: New file.
9505 * config/m32c/mov.md: New file.
9506 * config/m32c/muldiv.md: New file.
9507 * config/m32c/predicates.md: New file.
9508 * config/m32c/prologue.md: New file.
9509 * config/m32c/shift.md: New file.
9510 * config/m32c/t-m32c: New file.
9512 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9514 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9515 (stack_protect_set, stack_protect_test): New expanders.
9516 (stack_protect_set_si, stack_protect_set_si_media,
9517 stack_protect_set_di_media, stack_protect_test_si,
9518 stack_protect_test_si_media, stack_protect_test_di_media):
9521 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9523 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9525 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9527 * tree.h (tree_expr_nonzero_p): Export.
9528 * fold-const.c (tree_expr_nonzero_p): Likewise.
9529 Return true for CALL_EXPRs that are alloca calls.
9530 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9532 * tree-flow.h (expr_computes_nonzero): Remove.
9533 * tree-vrp.c (expr_computes_nonzero): Remove.
9534 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9535 (extract_range_from_unary_expr): Likewise.
9536 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9537 tree_expr_nonzero_p.
9539 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9541 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9542 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9543 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9544 All callers changed.
9545 (frame_related_constant_load): New arg "related" which controls
9546 setting of RTX_FRAME_RELATED_P. All callers changed.
9547 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9548 (bfin_expand_prologue): Add stack limit checking.
9549 * config/bfin/bfin.md (trapifcc): New pattern.
9551 * config/bfin/bfin.c: Include "langhooks.h".
9552 (def_builtin): Go through lang_hooks to call builtin_function.
9554 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9555 * config/bfin/predicates.md (symbol_ref_operand): New.
9556 (call_insn_operand): Delete. All callers changed to use
9557 register_no_elim_operand.
9558 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9560 (function_arg): Use it to generate the call's operand 2.
9561 (bfin_longcall_p): New function.
9562 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9563 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9564 determine if the address needs to be in a REG.
9565 (bfin_handle_longcall_attribute): New function.
9566 (bfin_attribute_table): Add "longcall" and "shortcall".
9567 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9568 (CUMULATIVE_ARGS): New member call_cookie.
9569 (PREDICATE_CODES): Add symbol_ref_operand.
9570 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9571 extra USE to the pattern.
9572 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9573 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9574 sibcall_value_insn; now the new patterns handle direct calls and the
9575 old ones indirect calls.
9576 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9578 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9580 * doc/trouble.texi: Update section on handling of empty loops.
9582 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9584 * config.gcc: Remove support for sparc-*-openbsd*,
9585 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9587 * config.host: Remove support for i860-*-sysv4* as a host.
9588 * config/i860/*, config/ip2k/*, config/ns32k/*,
9589 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9590 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9591 mention obsolete ports.
9593 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9595 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9597 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9598 of frame_pointer_rtx.
9599 (sh_expand_epilogue): Likewise.
9600 (sh_set_return_address): Likewise.
9601 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9602 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9603 offsets from FRAME_POINTER_REGNUM.
9604 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9605 (sh_register_names): Add initializer for sfp.
9606 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9607 (VALID_REGISTER_P): Likewise.
9608 (FIRST_PSEUDO_REGISTER): Update.
9609 (DWARF_FRAME_REGISTERS): Define.
9610 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9611 (HARD_FRAME_POINTER_REGNUM): Define.
9612 (FRAME_POINTER_REGNUM): Redefine.
9613 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9614 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9615 from FRAME_POINTER_REGNUM.
9616 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9617 FRAME_POINTER_REGNUM.
9618 (REG_CLASS_CONTENTS): Add sfp.
9619 (REG_ALLOC_ORDER): Likewise.
9620 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9621 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9622 of frame_pointer_rtx.
9623 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9625 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9627 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9628 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9629 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9631 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9634 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9636 Make CONSTRUCTOR use VEC to store initializers.
9637 * c-common.c (complete_array_type): Update to cope with VEC in
9639 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9640 (pp_c_constructor_elts): New function.
9641 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9642 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9643 struct constructor_stack, struct initializer_stack,
9644 constructor_elements, push_init_level, pop_init_level,
9645 add_pending_init, find_init_member, output_init_element): Update to
9646 cope with VEC in CONSTRUCTOR_ELTS.
9647 * coverage.c (build_fn_info_value, build_ctr_info_value,
9648 build_gcov_info): Likewise.
9649 * expr.c (categorize_ctor_elements_1, store_constructor,
9650 expand_expr_real_1): Likewise.
9651 * fold-const.c (fold_ternary): Likewise.
9652 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9653 gimplify_init_constructor, gimplify_expr): Likewise.
9654 * tree-dump.c (dequeue_and_dump): Likewise.
9655 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9657 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9659 * tree-sra.c (generate_element_init_1): Likewise.
9660 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9661 * tree-ssa-operands.c (get_expr_operands): Likewise.
9662 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9663 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9664 (get_initial_def_for_reduction): Likewise.
9665 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9666 value handle in annotations.
9667 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9668 tree_node_structure): Add support for constr_kind.
9669 (build_vector_from_ctor, build_constructor_single,
9670 build_constructor_from_list): New functions.
9671 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9672 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9673 Update to cope with VEC in CONSTRUCTOR_ELTS.
9674 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9675 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9676 CONSTRUCTOR_APPEND_ELT): New macros.
9677 (struct constructor_elt, struct tree_constructor): New data types.
9678 (union tree_node): Add tree_constructor field.
9679 * treestruct.def: Define TS_CONSTRUCTOR.
9680 * varasm.c (const_hash_1, compare_constant, copy_constant,
9681 compute_reloc_for_constant, output_addressed_constants,
9682 initializer_constant_valid_p, output_constant,
9683 array_size_for_constructor, output_constructor): Update to cope with
9684 VEC in CONSTRUCTOR_ELTS.
9685 * vec.h (VEC_empty, VEC_copy): New macros.
9687 2005-07-19 Devang Patel <dpatel@apple.com>
9689 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9691 2005-07-19 Richard Henderson <rth@redhat.com>
9694 * gimplify.c (gimplify_expr): Use main variant type for the temp
9695 destination for a discarded volatile read.
9696 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9697 casts between non-void types that change volatility.
9699 2005-07-15 DJ Delorie <dj@redhat.com>
9701 * toplev.h: Add comment about the first parameter for warning().
9702 * errors.h: Likewise.
9704 * c.opt (Wpragmas): New.
9705 * doc/invoke.texi: Document it.
9707 * function.c (do_warn_unused_parameter): Add warning control to
9709 * c-decl.c (warn_if_shadowing): Likewise.
9710 * c-lex.c (cb_def_pragma): Likewise.
9711 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9712 (pop_alignment): Likewise.
9713 (handle_pragma_pack): Likewise.
9714 (apply_pragma_weak): Likewise.
9715 (handle_pragma_weak): Likewise.
9716 (handle_pragma_redefine_extname): Likewise.
9717 (add_to_renaming_pragma_list): Likewise.
9718 (handle_pragma_extern_prefix): Likewise.
9719 (maybe_apply_renaming_pragma): Likewise.
9720 (handle_pragma_visibility): Likewise.
9722 * config/c4x/c4x-c.c (BAD): Likewise.
9723 (c4x_parse_pragma): Likewise.
9724 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9725 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9726 (rs6000_pragma_longcall): Likewise.
9727 * config/v850/v850-c.c (pop_data_area): Likewise.
9728 (ghs_pragma_section): Likewise.
9729 (ghs_pragma_section): Likewise.
9730 (ghs_pragma_interrupt): Likewise.
9731 (ghs_pragma_starttda): Likewise.
9732 (ghs_pragma_startsda): Likewise.
9733 (ghs_pragma_startzda): Likewise.
9734 (ghs_pragma_endtda): Likewise.
9735 (ghs_pragma_endsda): Likewise.
9736 (ghs_pragma_endzda): Likewise.
9738 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9739 Kenneth Zadeck <zadeck@naturalbridge.com>
9741 * Makefile.in: Removed tree-promote-statics.c
9742 * tree-promote-statics.c: Removed.
9743 * common.opt: Removed flag-promote-statics.
9745 * passes.c: Removed tree-promote-statics pass.
9746 * tree-pass.h: Ditto.
9747 * timevar.def: Removed TV_PROMOTE_STATICS.
9750 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9752 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9754 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9756 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9759 * c-common.c (check_function_arguments): Call
9760 'check_function_format' if either -Wformat or
9761 -Wmissing-format-attribute are specified.
9762 * c-format.c (check_function_format): Check -Wformat before
9763 calling 'check_format_info'.
9764 * c-opts.c (c_common_post_options): Don't warn for
9765 -Wmissing-format-attribute without -Wformat.
9766 * c-typeck.c (convert_for_assignment): Detect additional cases for
9767 -Wmissing-format-attribute.
9768 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9771 2005-07-19 Richard Guenther <rguenther@suse.de>
9773 * config/i386/i386.md (lrint<mode>2): Use temporary
9774 instead of clobbering non-existent memory.
9776 2005-07-19 Nick Clifton <nickc@redhat.com>
9778 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9779 statement to avoid displaying ASCII control characters.
9781 2005-07-19 Ben Elliston <bje@au.ibm.com>
9783 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9784 * cfganal.c (find_edge_index): Ditto.
9785 * combine.c (combine_instructions): Ditto.
9786 * ddg.c (create_scc): Ditto.
9787 (find_successors): Ditto.
9788 (find_predecessors): Ditto.
9789 (find_nodes_on_paths): Ditto.
9790 (longest_simple_path): Ditto.
9791 * flow.c (update_life_info): Ditto.
9792 (count_or_remove_death_notes): Ditto.
9793 (clear_log_links): Ditto.
9794 * modulo-sched.c (generate_reg_moves): Ditto.
9795 (find_max_asap): Ditto.
9796 (find_max_hv_min_mob): Ditto.
9797 (find_max_dv_min_mob): Ditto.
9798 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9799 * sched-rgn.c (extract_edgelst): Ditto.
9800 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9801 (dump_update_ssa): Ditto.
9802 (ssa_names_to_replace) Ditto.
9803 (switch_virtuals_to_full_rewrite): Ditto.
9804 (update_ssa): Ditto.
9805 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9807 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9809 Fix PR tree-optimization/22483
9811 * tree-complex.c (create_components): Use
9812 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9813 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9814 * tree-flow.h (safe_referenced_var_iterator): New structure.
9815 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9816 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9817 safe_referenced_var iterator.
9818 (add_type_alias): Ditto.
9820 2005-07-19 Steven Bosscher <stevenb@suse.de>
9822 * loop-init.c (rest_of_handle_loop2): Remove.
9823 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9824 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9825 (pass_rtl_loop_init, pass_rtl_loop_done,
9826 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9827 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9828 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9829 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9830 pass_tree_loop_done, and pass_tree_unswitch.
9831 (gate_loop): Rename to gate_tree_loop.
9832 * passes.c (init_optimization_passes): Update for renamed tree
9833 loop passes. Add the new loop2 passes as subpasses of loop2.
9834 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9835 Update for the renamed tree loop passes.
9837 2005-07-18 Ian Lance Taylor <ian@airs.com>
9840 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9841 blocks when optimizing.
9843 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9845 * common.opt (frename-registers): Initialize to 2.
9847 (fgcse-after-reload): Ditto.
9848 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9849 (process_options): Only change flag_web, flag_rename_registers,
9850 and flag_rerun_cse_after_loop if not explicitly set by user.
9852 2005-07-18 Jan Beulich <jbeulich@novell.com>
9854 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9855 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9856 in 64-bit mode the same as DImode in 32-bit mode.
9857 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9858 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9859 mode. Add new mode parameter.
9860 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9861 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9862 x86_64_shift_adj): New expanders.
9863 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9864 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9866 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9867 DImode shift splitters.
9868 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9869 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9872 2005-07-18 Jan Beulich <jbeulich@novell.com>
9874 * i386.md (movdi_extzv_1): New.
9875 (zero_extendhidi2): Combine alternatives and never force use of
9877 (zero_extendqidi2): Likewise. Don't restrict input selection.
9879 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9881 Fix PR tree-optimization/22531
9882 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9885 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9887 * tree-promote-statics.c (pass_promote_statics): Change dump file
9890 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9892 * tree-optimize.c (init_tree_optimization_passes): Add
9893 pass_eliminate_useless_stores pass.
9894 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9895 * tree-ssa-pre.c (is_copy_stmt): New function.
9896 (follow_copies_till_vuse): Ditto.
9897 (do_eustores): Ditto.
9898 (gate_eustores): Ditto.
9900 2005-07-16 Richard Henderson <rth@redhat.com>
9902 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9904 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9905 Kenneth Zadeck <zadeck@naturalbridge.com>
9907 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9908 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9909 ipa-type-escape.h, tree-promote-statics.c
9910 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9911 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9912 tree-promote-statics.c: new files.
9913 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9914 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9915 int nonlocal_set_p, mark_constant_function): Deleted.
9916 (rest_of_handle_cfg): Removed call to mark_constant_function.
9917 (nonoverlapping_component_refs_p): Added calls to support
9918 type based aliasing.
9919 * tree-ssa-alias.c (may_alias_p,
9920 compute_flow_insensitive_aliasing): Ditto.
9921 * calls.c (flags_from_decl_or_type): Removed reference to
9923 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9924 too many arguments. This is necessary for Spec 2000.
9925 * cgraph.h (const_function, pure_function): Removed.
9926 * common.opt: Added "fipa-pure-const", "fipa-reference",
9927 "fipa-type-escape", and "ftree-promote-static".
9929 * passes.c: Added ipa and tree-promote-statics passes.
9930 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9931 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9932 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9933 * tree-flow.h: Added exposed sra calls and addition of
9934 reference_vars_info field for FUNCTION_DECLS.
9935 * tree-pass.h: Added passes.
9936 * tree-sra.c: (sra_init_cache): New function.
9937 (sra_insert_before, sra_insert_after) Made public.
9938 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9940 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9941 aliasing. (may_alias_p): Added code to use type escape analysis to
9943 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9944 code to prune clobbers of static variables based on information
9945 produced in ipa-reference pass. Changed call clobbering so that
9946 statics are not marked as clobbered if the call does not clobber
9949 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9951 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9954 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9956 * doc/install.texi (*-*-solaris2*): Document recommended version
9957 of GNU binutils and mention GNU linker problem on Solaris 10.
9959 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9962 * c-decl.c (c_build_bitfield_integer_type): New function.
9963 (finish_struct): Call it.
9964 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9966 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9968 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9971 2005-07-16 Jan Hubicka <jh@suse.cz>
9973 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9974 (scale_bbs_frequencies_int): Watch roundoff errors.
9975 * predict.c (return_prediction): Initialize return_stmt.
9977 2005-07-16 Jan Hubicka <jh@suse.cz>
9979 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9980 after RTL profiling.
9982 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9985 * fold-const.c (build_range_check): Convert high/low to etype
9986 if we are only comparing against exp.
9988 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9990 Fix PR tree-optimization/22376
9991 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9993 (need_to_solve): New function.
9994 (compute_points_to_sets): Use it.
9996 2005-07-15 Jan Hubicka <jh@suse.cz>
9998 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9999 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10001 2005-07-15 Richard Guenther <rguenther@suse.de>
10003 * c-common.c (handle_flatten_attribute): New function.
10004 Add flatten function attribute.
10005 * doc/extend.texi: Document flatten function attribute.
10006 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10007 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10009 (cgraph_decide_inlining): Handle functions with flatten
10012 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10014 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10015 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10016 UNSPEC_XCHG, UNSPEC_AND): New.
10017 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10018 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10019 * config/rs6000/sync.md (FETCHOP): New code macro.
10020 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10022 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10023 (sync_compare_and_swap<mode>): Same.
10024 (sync_lock_test_and_set<mode>): Same.
10025 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10026 for QImode and HImode, and not PPC405.
10027 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10028 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10029 (sync_<fetchop>{si,di}_internal): New.
10030 (sync_nand{si,di}_internal): New.
10031 (sync_old_<fetchop>{si,di}_internal): New.
10032 (sync_old_nand{si,di}_internal): New
10033 (sync_new_<fetchop>{si,di}_internal): New.
10034 (sync_new_nand{si,di}_internal): New.
10035 (atomic_and{si,di}): New.
10036 (sync_new_nand{si,di}_internal): New.
10037 (atomic_and{si,di}): New.
10038 (sync_add<mode>_internal): Delete.
10039 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10040 (sync_sub<mode>_internal): Delte.
10041 (sync_subshort_internal): New.
10042 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10043 (sync_anddi_internal): Delete.
10044 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10045 (sync_booldi_internal): Delete.
10046 (sync_boolc<mode>_internal): Delete.
10047 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10048 (sync_boolc<mode>_internal2): Delete.
10049 (sync_boolcc<mode>_internal): Delete.
10050 (isync, lwsync): Use unspec instead of unspec_volatile.
10051 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10052 Revert UNSPEC_VOLATILE.
10053 (rs6000_split_atomic_op): New.
10054 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10056 2005-07-14 Eric Christopher <echristo@redhat.com>
10058 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10059 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10061 2005-07-14 Eric Christopher <echristo@redhat.com>
10063 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10065 2005-07-14 Steven Bosscher <stevenb@suse.de>
10067 PR tree-optimization/22230
10068 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10069 the computation of the four cross productions for "range op range".
10071 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10072 Ulrich Weigand <uweigand@de.ibm.com>
10075 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10078 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10080 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10082 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10084 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10086 2005-07-14 Richard Guenther <rguenther@suse.de>
10088 PR middle-end/22347
10089 * config/i386/i386-protos.h (ix86_function_value): Change
10090 prototype to match new target hook.
10091 * config/i386/i386.c (ix86_value_regno): Change prototype
10092 to take extra type argument.
10093 (TARGET_FUNCTION_VALUE): Define.
10094 (ix86_function_ok_for_sibcall): Pass extra argument to
10095 ix86_value_regno, check return slot rtx for exact match.
10096 (ix86_function_value): Take extra parameter. Dispatch to
10097 ix86_value_regno with fndecl/fntype as provided.
10098 (ix86_value_regno): Handle extra type argument.
10099 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10101 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10102 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10103 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10104 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10105 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10107 2005-07-14 Richard Guenther <rguenther@suse.de>
10109 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10110 * calls.c (expand_call): Pass fntype to hard_function_value.
10111 (emit_library_call_value_1): Likewise.
10112 * explow.c: Include target.h.
10113 (hard_function_value): Take extra argument, the fntype.
10114 Use new target hook for function_value.
10115 * expr.h (hard_function_value): Change prototype.
10116 * function.c (aggregate_value_p): Pass 0 as fntype to
10117 hard_function_value.
10118 (assign_parms): Use new target hook for function_value.
10119 Pass 0 as fntype to hard_function_value.
10120 (expand_function_end): Likewise.
10121 * reg-stack.c: Include target.h.
10122 (stack_result): Use new target hook for function_value.
10123 * target-def.h: New target hook function_value.
10124 * target.h: Likewise.
10125 * targhooks.c (default_function_value): New function.
10126 * targhooks.h (default_function_value): Declare.
10128 2005-07-13 Ian Lance Taylor <ian@airs.com>
10130 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10132 2005-07-14 Jan Hubicka <jh@suse.cz>
10134 * tree-dfa.c (dump_variable): Use default_def function.
10135 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10136 * tree-ssa.c (verify_use): Likewise.
10137 * tree-ssanames.c (release_ssa_name): Likewise.
10138 * tree-tailcall.c (eliminate_tail_call): Likewise.
10139 (tree_optimize_tail_calls_1): Likewise.
10140 * tree-vrp.c (get_value_range): Likewise.
10142 2005-07-14 Ben Elliston <bje@au.ibm.com>
10144 * gcc.c (main): Compare language[0] with '*' when iterating over
10147 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10149 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10150 "s390_emit_compare". Add handling of CCZ1mode.
10151 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10152 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10154 (s390_branch_condition_mask): Add CCZ1mode handling.
10155 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10156 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10157 Use CCZ1mode instead of CCZmode.
10158 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10160 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10162 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10164 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10166 2005-07-13 Eric Christopher <echristo@redhat.com>
10168 * config/mips/mips.c (mips_canonicalize_comparison): New.
10169 (mips_emit_int_relational): Use.
10171 2005-07-13 Eric Christopher <echristo@redhat.com>
10173 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10174 static extra parts.
10175 * config/s390/s390.md: Include tpf.md. Move tpf specific
10177 * config/s390/tpf.md: To here.
10178 * config/s390/s390.opt: Move tpf specific options...
10179 * config/s390/tpf.opt: to here. Add mmain option.
10180 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10181 * config/s390/tpf.h: Rewrite.
10183 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10185 * doc/tm.texi: Remove @xref{Cross-profiling}.
10187 2005-07-13 Jeff Law <law@redhat.com>
10189 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10190 expressions, test their _DECL operands for pointer equality rather
10191 than using operand_equal_p.
10193 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10195 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10196 (TARGET_POSIX_IO): This.
10197 * config/darwin.h: Likewise.
10198 * config/freebsd.h: Likewise.
10199 * config/linux.h: Likewise.
10200 * config/lynx.h: Likewise.
10201 * config/netbsd.h: Likewise.
10202 * config/rs6000/linux64.h: Likewise.
10203 * config/rs6000/linux.h: Likewise.
10204 * config/s390/tpf.h: Likewise.
10205 * config/sh/embed-elf.h: Likewise.
10206 * config/sparc/linux64.h: Likewise.
10207 * config/sparc/linux.h: Likewise.
10208 * config/svr4.h: Likewise.
10209 * gcov-io.h: Likewise.
10211 * doc/tm.texi: Updated.
10213 * libgcov.c (create_file_directory): Defined only if
10214 TARGET_POSIX_IO is defined.
10215 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10218 2005-07-13 Jan Hubicka <jh@suse.cz>
10220 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10222 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10224 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10225 structure as argument.
10227 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10229 PR tree-optimization/21921
10230 * tree-iterator.c (tsi_link_before): Support the case when
10231 tsi_end_p (tsi) == true.
10233 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10235 PR tree-optimization/22442
10236 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10239 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10241 PR rtl-optimization/20376
10242 * toplev.c (process_options): Enable -fweb and -frename-registers when
10244 * doc/invoke.texi: Update the information about when -fweb and
10245 -frename-registers are enabled.
10247 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10250 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10251 if *rhs_p is not a SSA_NAME.
10253 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10255 Fix PR tree-optimization/22422
10256 * tree-ssa-structalias.c (struct variable_info): Add flag for
10258 (get_varinfo): Now a static function.
10259 (new_varinfo): init has_union and is_special_var to false.
10260 (solution_set_add): Check has_union.
10261 (do_da_constraint): Move temporary variable so it gets reset
10263 Also check for special variable.
10264 (do_ds_constraint): Ditto.
10265 (do_sd_constraint): Ditto.
10266 (do_structure_copy): Check for special variable.
10267 (find_func_aliases): Ditto.
10268 (init_base_vars): Set special vars properly.
10270 2005-07-13 Jan Hubicka <jh@suse.cz>
10272 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10275 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10276 (get_expr_operands): Fix thinko wrt flags and subvars.
10278 PR tree-optimize/22379
10279 * tree-inline.c (expand_call_inline): Do not output sorry in early
10282 2005-07-12 Dale Johannesen <dalej@apple.com>
10284 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10286 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10289 * host-linux.h: Include limits.h.
10291 2005-07-12 Dale Johannesen <dalej@apple.com>
10293 * expr.c (compress_float_constant): Add cost check.
10294 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10296 2005-07-12 Dale Johannesen <dalej@apple.com>
10298 * gcc.target/i386/compress-float-sse.c: New.
10299 * gcc.target/i386/compress-float-sse-pic.c: New.
10300 * gcc.target/i386/compress-float-387.c: New.
10301 * gcc.target/i386/compress-float-387-pic.c: New.
10302 * gcc.dg/compress-float-ppc.c: New.
10303 * gcc.dg/compress-float-ppc-pic.c: New.
10305 2005-07-12 Eric Christopher <echristo@redhat.com>
10307 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10308 static extra parts.
10309 * config/s390/s390.md: Include tpf.md. Move tpf specific
10311 * config/s390/tpf.md: To here.
10312 * config/s390/s390.opt: Move tpf specific options...
10313 * config/s390/tpf.opt: to here. Add mmain option.
10314 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10315 * config/s390/tpf.h: Rewrite.
10317 2005-07-12 Eric Christopher <echristo@redhat.com>
10319 * gcc.c (struct infile): Update comment for language.
10320 (main): Rewrite input file resetting code.
10322 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10325 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10326 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10327 (lookup_avail_expr): Use constant_boolean_node instead
10328 of boolean_false_node/boolean_true_node.
10330 2005-07-12 Ben Elliston <bje@au.ibm.com>
10332 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10333 and use it when printing num_edges.
10335 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10337 * doc/extend.texi (Blackfin Built-in Functions): New section.
10338 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10341 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10343 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10344 s/cmpstrsi/cmpstrnsi
10345 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10347 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10348 (init_optabs): Initialize cmpstrn_optab.
10349 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10350 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10351 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10352 * config/i386/i386.md: s/cmpstr/cmpstrn
10353 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10354 * doc/md.texi: Update documentation.
10356 2005-07-11 Richard Henderson <rth@redhat.com>
10358 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10359 build_va_arg_indirect_ref.
10360 (alpha_gimplify_va_arg): Likewise.
10361 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10362 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10363 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10364 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10365 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10366 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10368 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10370 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10372 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10373 * passes.c (init_optimization_passes): Add pass_empty_loop.
10374 * tree-pass.h (pass_empty_loop): Declare.
10375 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10376 try_remove_empty_loop, remove_empty_loops): New functions.
10377 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10378 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10380 2005-07-12 Peter Barada <peter@the-baradas.com>
10382 PR middle-end/16719
10383 PR middle-end/18421
10384 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10385 in address registers.
10386 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10387 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10388 alternative of addsi3_5200.
10390 2005-07-11 Ian Lance Taylor <ian@airs.com>
10392 * config/mips/mips.md (ffs<mode>2): Remove.
10394 2005-07-11 Ian Lance Taylor <ian@airs.com>
10396 * doc/tree-ssa.texi (Cleanups): Improve description of
10398 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10400 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10402 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10403 * tree.h (DECL_ARGUMENT_FLD): New macro.
10405 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10407 Fix PR tree-optimization/22404
10409 * tree-ssa-structalias.c (create_variable_info_for): Use
10412 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10414 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10415 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10416 for second comparison operand.
10417 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10419 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10420 (define_insn_reservation "alu"): Likewise.
10421 (csync, ssync): Now of type sync.
10422 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10423 -mcsync-anomaly -mspecld-anomaly.
10424 * config/bfin/bfin.opt (mcsync): Remove.
10425 (mcsync-anomaly, mspecld-anomaly): Add.
10426 * config/bfin/bfin.c: Include "insn-codes.h".
10427 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10428 (TARGET_DEFAULT_TARGET_FLAGS): New.
10429 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10431 2005-07-11 Steven Bosscher <stevenb@suse.de>
10433 * basic-block.h: Give the BB flags enum a name, bb_flags.
10434 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10435 * cfgcleanup.c (enum bb_flags): Remove here.
10436 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10437 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10438 (update_forwarder_flag): Likewise.
10439 (thread_jump): Likewise.
10440 (try_forward_edges): Likewise.
10441 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10442 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10443 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10445 2005-07-11 Richard Guenther <rguenther@suse.de>
10447 * config/i386/i386.opt: New target option -msseregparm.
10448 * config/i386/i386.c (override_options): Error out for
10449 -msseregparm but no SSE support.
10450 (ix86_function_sseregparm): Check for global sseregparm.
10451 * doc/invoke.texi: Document -msseregparm.
10453 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10455 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10456 (m32rle-*-linux*): Ditto.
10458 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10460 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10461 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10464 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10466 PR middle-end/22239
10468 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10469 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10471 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10473 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10474 (varmap): Heapify varmap.
10475 (constraints): Heapify constraints.
10476 (struct constraint_graph): Heapify succs and preds.
10477 (constraint_vec_find): Update for heapification.
10478 (constraint_set_union): Ditto.
10479 (insert_into_complex): Ditto.
10480 (constraint_edge_vec_find): Ditto.
10481 (erase_graph_self_edge): Ditto.
10482 (add_graph_edge): Ditto.
10483 (get_graph_weights): Ditto.
10484 (merge_graph_nodes): Ditto.
10485 (build_constraint_graph): Ditto.
10486 (topo_visit): Ditto.
10487 (solve_graph): Ditto.
10488 (create_variable_info_for): Ditto.
10489 (init_base_vars): Ditto.
10490 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10491 (condese_varmap_nodes): Free complex vector.
10492 (clear_edges_for_node): Clear succs and preds vector.
10494 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10496 * tree-ssa-structalias.c (update_alias_info): Change counting of
10497 references to not include vdefs.
10499 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10501 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10502 (up_insert): Ditto.
10504 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10506 * pa.c (pa_commutative_p): Make PLUS commutative when
10507 TARGET_NO_SPACE_REGS is true.
10509 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10511 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10512 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10513 * tree-dfa.c (dump_subvars_for): New.
10514 (debug_subvars_for): New.
10515 (dump_variable): Show subvariables if VAR has them.
10516 * tree-flow-inline.h (get_subvar_at): New.
10517 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10518 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10520 (struct subvar): Change fields offset and size to unsigned
10522 (dump_subvars_for): Declare.
10523 (debug_subvars_for): Declare.
10524 (get_subvar_at): Declare.
10525 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10526 to unsigned HOST_WIDE_INT *.
10527 (overlap_subvar): Likewise.
10528 * tree-gimple.c (is_gimple_reg): Always return false for
10529 SFTs and memory tags.
10530 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10531 Update all callers.
10532 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10533 (compute_may_aliases): Call compute_points_to_sets.
10534 (collect_points_to_info_for): Remove.
10535 (compute_points_to_and_addr_escape): Remove.
10536 (delete_alias_info): Call delete_points_to_sets.
10537 (compute_flow_sensitive_aliasing): If the call to
10538 find_what_p_points_to returns false, call set_pt_anything.
10539 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10540 (set_pt_anything): Clear pi->pt_vars.
10541 (set_pt_malloc): Remove.
10542 (merge_pointed_to_info): Remove.
10543 (add_pointed_to_expr): Remove.
10544 (add_pointed_to_var): Remove.
10545 (collect_points_to_info_r): Remove.
10546 (is_escape_site): Make extern.
10548 (create_overlap_variables_for): Call it.
10549 * tree-ssa-copy.c (merge_alias_info): Never merge
10550 flow-sensitive alias information.
10551 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10552 offset and size to be unsigned HOST_WIDE_INT.
10553 (add_to_addressable_set): Rename from note_addressable.
10554 Set TREE_ADDRESSABLE as the variables are added to the set.
10556 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10557 operands into VUSEs when adding V_MAY_DEFs for members in an
10559 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10560 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10561 (struct variable_info): Add bitfield is_heap_var.
10562 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10563 (new_var_info): Initialize is_heap_var.
10564 (get_constraint_for): Add HEAP variables to the symbol table.
10565 Mark them with is_heap_var.
10566 (update_alias_info): New. Taken mostly from the old
10567 compute_points_to_and_addr_escape.
10568 (handle_ptr_arith): New.
10569 (find_func_aliases): Call update_alias_info.
10570 Call handle_ptr_info for tcc_binary expressions.
10571 Call mark_stmt_modified.
10572 (create_variable_info_for): If DECL has subvars, do not create
10573 variables for its subvars. Always add all the fields.
10574 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10575 SFTs, then add all the SFTs of the structure.
10576 If VI->DECL is an aggregate with subvariables, add the SFT at
10578 (find_what_p_points_to): If VI is an artificial variable,
10579 translate to bitfields in SSA_NAME_PTR_INFO.
10580 If the solution is empty, set pi->pt_vars to NULL
10581 (init_base_vars): Create ANYOFFSET.
10582 (compute_points_to_sets): Rename from create_alias_vars.
10584 (pass_build_pta): Remove.
10585 (delete_points_to_sets): Rename from delete_alias_vars.
10586 (pass_del_pta): Remove.
10587 * tree-ssa-structalias.h (struct alias_info): Move from
10589 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10590 NUM_REFERENCES_SET): Likewise.
10591 (compute_points_to_sets, delete_points_to_sets): Declare.
10593 2005-07-09 Richard Henderson <rth@redhat.com>
10595 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10596 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10597 alpha_split_lock_test_and_set_12): New functions.
10598 * config/alpha/alpha-protos.h: Update.
10599 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10600 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10601 * config/alpha/sync.md (I12MODE): New.
10602 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10603 (sync_<fetchop_name><I48MODE>): Likewise.
10604 (sync_nand<I48MODE>): Likewise.
10605 (sync_old_<fetchop_name><I48MODE>): Likewise.
10606 (sync_new_<fetchop_name><I48MODE>): Likewise.
10607 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10608 (sync_compare_and_swap<I48MODE>): Likewise.
10609 (sync_lock_test_and_set<I48MODE>): Likewise.
10610 (sync_compare_and_swap<I12MODE>): New.
10611 (sync_compare_and_swap<I12MODE>_1): New.
10612 (sync_lock_test_and_set<I12MODE>): New.
10613 (sync_lock_test_and_set<I12MODE>_1): New.
10615 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10619 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10621 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10623 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10624 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10626 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10629 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10631 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10633 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10634 memory_operand constraint.
10635 (store_conditional_<mode>): Same.
10636 (sync_compare_and_swap<mode>): Same.
10637 (sync_lock_test_and_set<mode>): Same.
10639 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10641 Rewrite PIC support to more closely model actual instructions.
10642 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10643 (cris_symbol): Remove prototypes for removed functions.
10644 (cris_pic_symbol_type_of, cris_valid_pic_const)
10645 (cris_expand_pic_call_address): Prototypes for new functions.
10646 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10648 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10650 <case ':'>: Add case for new punctuation character.
10651 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10652 emitting (extra) PIC modifier.
10653 <case UNSPEC>: Do not assert for PLT.
10654 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10655 (cris_expand_prologue, cris_expand_epilogue): Check
10656 for pic_offset_table_rtx usage instead of taking
10657 current_function_uses_pic_offset_table as the final word.
10658 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10659 Remove flag_pic difference.
10660 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10661 the moral equivalents of...
10662 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10664 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10665 (cris_handle_option): Mark ARG as unused.
10666 (cris_expand_pic_call_address): New worker function for "call",
10668 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10669 output PIC constructs here.
10670 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10671 as symbol-specific modifers, not whole or part of operands.
10672 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10673 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10674 constants and flag_pic.
10675 (CONSTANT_INDEX_P): Adjust for new functions.
10676 (enum cris_pic_symbol_type): New helper type.
10677 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10678 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10679 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10681 ("movsi"): Emit actual instructions for GOT and relative access.
10682 ("*movsi_got_load"): New pattern to set up the register holding
10684 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10685 Adjust FIXME for 'S'.
10686 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10687 Use "movs" for -fpic cases.
10688 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10689 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10690 ("call", "call_value"): Just call cris_expand_pic_call_address for
10692 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10693 Remove special pattern.
10694 ("*expanded_call_side", "*expanded_call_value_side"): New
10696 (gotplt-to-plt, gotplt-to-plt-side-call)
10697 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10699 * config/cris/cris/predicates.md
10700 ("cris_general_operand_or_gotless_symbol"): Remove unused
10702 ("cris_general_operand_or_symbol"): Adjust for new functions.
10704 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10706 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10708 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10710 * Makefile.in (TREE_H): Add treestruct.def.
10711 (c-decl.o): Add pointer-set.h
10712 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10713 visibility on regular DECL's.
10714 (merge_decls): Fix the copying of decl nodes of various types for
10715 the new structures. Don't update RTL, section name, weak status,
10716 etc, on DECL's without RTL.
10717 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10718 Don't check volatile on non-variable types.
10719 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10720 to check whether we have seen arguments.
10721 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10722 flag is checked before field (flag is common, field is not).
10723 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10724 TS_DECL_COMMON could have an origin.
10725 (add_location_or_const_value_attribute): Don't check section name
10726 on non-var/function decls.
10727 (dwarf2out_var_location): Reverse order of tests.
10728 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10729 with DECL_WRTL_CHECK.
10730 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10731 * fold-const.c (fold_binary): Don't check weakness on
10732 non-var/function decls.
10733 (tree_expr_nonzero_p): Ditto.
10734 (fold_checksum_tree): Use tree_decl_extra as sizeof
10736 * ggc-page.c (extra_order_size_table): Add sizes for
10737 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10739 * gimplify.c (gimplify_bind_expr): Only set
10740 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10741 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10743 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10744 * langhooks.h (init_ts). New langhook.
10745 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10746 * print-tree.c (print_node): Update to only print fields that
10747 exist in the structures the passed decl has.
10748 * toplev.c (wrapup_global_declarations): Don't reset
10749 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10750 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10751 * tree-inline.c (remap_decl): Ditto.
10752 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10753 * tree-pretty-print.c (print_declaration): Don't print
10754 DECL_REGISTER on things that don't contain it.
10755 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10756 non-var/function decls.
10757 * tree.c (tree_contains_struct): New structure.
10758 (init_priority_for_decl): New hashtable.
10759 (tree_int_map): New structure.
10760 (tree_int_map_eq): New function.
10761 (tree_int_map_marked_p): Ditto.
10762 (tree_int_map_hash): Ditto.
10763 (tree_map): Move to tree.h.
10764 (tree_map_eq): Externalize.
10765 (tree_map_hash): Ditto.
10766 (tree_map_marked_p): Ditto.
10767 (init_ttree): Set up tree_contains_struct and call langhook.
10768 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10769 (tree_code_size): Update for new structures.
10770 (tree_node_structure): Update for new structures.
10771 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10773 (copy_node_stat): Copy init priority.
10774 (build_decl_stat): Ditto for visibility.
10775 (ts_enum_names): New.
10776 (tree_contains_struct_check_failed): New function.
10777 (decl_init_priority_lookup): Ditto.
10778 (decl_init_priority_insert): Ditto.
10779 * treestruct.def: New file.
10780 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10781 (CONTAINS_STRUCT_CHECK): Ditto.
10782 (tree_contains_struct_check_failed): New prototype.
10783 (DECL_CHECK): Removed.
10784 (DECL_MINIMAL_CHECK): New.
10785 (DECL_COMMON_CHECK): Ditto.
10786 (DECL_WRTL_CHECK): Ditto.
10787 (DECL_NON_COMMON_CHECK): Ditto.
10788 (DECL_WITH_VIS_CHECK): Ditto.
10789 (VAR_OR_FUNCTION_DECL_P): Ditto
10790 (struct tree_decl_minimal): New structure.
10791 (struct tree_decl_common): Ditto.
10792 (struct tree_decl_with_rtl): Ditto.
10793 (struct tree_decl_with_vis): Ditto.
10794 (struct tree_decl_non_common): Ditto.
10795 (struct tree_field_decl): Ditto.
10796 (struct tree_parm_decl): Ditto.
10797 (struct tree_var_decl): Ditto.
10798 (struct tree_function_decl): Ditto.
10799 (struct tree_const_decl): Ditto.
10800 (struct tree_result_decl): Ditto.
10801 (union tree_node): Add new structures.
10802 * var-tracking.c (track_expr_p): Reverse order of tests.
10804 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10806 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10808 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10809 * system.h: Poison FINALIZE_PIC.
10810 * doc/tm.texi (FINALIZE_PIC): Remove.
10812 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10815 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10816 to the correct type if we have a MODIFY_EXPR.
10818 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10820 PR tree-optimization/22360
10821 * tree.c (upper_bound_in_type): Fix calculations for casting
10822 to a non-wider signed type and casting a signed value to a
10823 wider unsigned type.
10824 (lower_bound_in_type): Fix calculations for casting to a
10825 non-wider signed type.
10827 PR tree-optimization/20139
10828 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10830 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10831 fold_cond_expr_cond.
10832 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10833 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10835 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10838 * tree-complex.c (expand_complex_libcall): Produce
10839 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10841 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10843 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10844 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10845 b" assert and inserted fastpath code for this case.
10846 (bitmap_ior): Removed "a != b" assert.
10848 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10850 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10851 (ENDFILE_SPEC): Likewise.
10852 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10854 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10855 a large stack frame at epilogue.
10857 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10859 * final.c: Include sdbout.h when required.
10861 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10863 * config.gcc (*-*-darwin*): Only one target-specific header file
10864 for generic darwin.
10865 (powerpc-*-darwin*): Add version-specific header files.
10866 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10867 * config.in: Regenerate.
10868 * configure: Regenerate.
10869 * gcc.c: Include xregex.h.
10870 (version_compare_spec_function): New.
10871 (spec_function): Add version-compare.
10872 (replace_outfile_spec_function): Reformat comment.
10873 (compare_version_strings): New.
10874 * config/darwin-c.c (version_as_macro): New.
10875 (builtin_define): New.
10876 (darwin_cpp_builtins): New.
10877 * config/darwin-protos.h (darwin_cpp_builtins): New.
10878 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10879 (LIB_SPEC): Make unconditional, update comment.
10880 (TARGET_C99_FUNCTIONS): Define.
10881 * config/darwin.opt: Sort.
10882 (mmacosx-version-min=): New.
10883 * config/darwin7.h: Delete.
10884 * config/darwin8.h: Delete.
10885 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10886 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10887 (TARGET_C99_FUNCTIONS): Define.
10888 * config/rs6000/darwin7.h: New.
10889 * config/rs6000/darwin8.h: New.
10890 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10891 (-mmacosx-version-min): Document.
10893 2005-07-07 Ian Lance Taylor <ian@airs.com>
10895 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10897 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10899 PR middle-end/22239
10900 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10902 2005-07-07 Khem Raj <kraj@mvista.com>
10904 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10905 in bytes, not words.
10907 2005-07-07 Paul Brook <paul@codesourcery.com>
10909 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10910 DEFAULT_FUNCTION_ARG_PADDING to upward.
10912 2005-07-07 Richard Henderson <rth@redhat.com>
10914 * function.c (locate_and_pad_parm): Record parameter alignment in
10915 stack_alignment_needed.
10917 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10919 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10920 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10921 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10922 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10923 (define_attr "type"): Add isync, sync, load_l, store_c.
10924 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10925 Create scratch volatile MEM.
10926 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10928 (load_locked_<mode>): New.
10929 (store_conditional_<mode>): New.
10930 (sync_compare_and_swap<mode>): Replace with splitter.
10931 (sync_lock_test_and_set<mode>): Replace with splitter.
10932 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10934 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10935 is ics. Attribute isync.
10936 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10938 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10939 and UNSPECV_SYNC_OP.
10940 (emit_unlikely_jump): New.
10941 (emit_load_locked): New.
10942 (emit_store_conditional): New.
10943 (rs6000_split_compare_and_swap): New.
10944 (rs6000_split_lock_test_and_set): New.
10945 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10946 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10947 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10948 rs6000_split_lock_test_and_set): Declare.
10949 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10950 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10951 store_c, isync, sync.
10953 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10955 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10956 filenames to gtyp-gen.h.
10957 (s-typ-gen): Use it in place of for loops.
10959 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10961 * hooks.c (hook_bool_rtx_int_false): New function.
10962 * hooks.h (hook_bool_rtx_int_false): Declare.
10963 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10964 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10965 * target.h (struct gcc_target): Add commutative_p member.
10966 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10967 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10968 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10969 (pa_commutative_p): New function.
10970 * jump.c (target.h): Include.
10971 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10972 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10974 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10976 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10977 (s390_expand_setmem): New.
10978 * config/s390/s390.c: Likewise.
10979 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10981 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10982 general_operand. Call new function "s390_expand_setmem".
10983 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10984 ("setmem_long", "*setmem_long"): ... this.
10986 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10988 * config/s390/s390.c: (optimization_options): Enable
10989 TARGET_MVCLE at -Os.
10990 * doc/invoke.texi: Document changes in default behaviour.
10991 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10993 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10995 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10996 defined by back-end.
10998 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11000 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11001 all sets in the pattern.
11002 * config/rs6000/rs6000.md (stack_protect_testsi,
11003 stack_protect_testdi): Likewise.
11005 2005-07-06 Jeff Law <law@redhat.com>
11007 * tree-vrp.c (simplify_using_ranges): Kill.
11008 (vrp_finalize): Remove call to simplify_using_ranges.
11009 (simplify_stmt_using_ranges): New function extracted from
11010 simplify_using_ranges.
11011 (simplify_div_or_mod_using_ranges): Likewise.
11012 (simplify_abs_using_ranges): Likewise.
11013 (simplify_cond_using_ranges): New function.
11014 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11015 * tree-ssa-propagate.c (substitute_and_fold): Call
11016 simplify_stmt_using_ranges if we have range information.
11018 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11020 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11021 ia64_flag_schedule_isns2.
11023 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11024 reading/writing general registers.
11025 (ia64_function_arg): Revert 2005-06-18 change.
11027 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11029 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11030 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11032 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11034 * function.c (expand_function_end): Revert part of 2005-06-27
11035 patch. Do sjlj_emit_function_exit_after after return_label.
11037 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11039 * doc/install.texi (--disable-libssp): New.
11041 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11043 * doc/invoke.texi: Update -fforce-mem documentation.
11044 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11045 code for -fforce-mem.
11046 * expmed.c: (store_bit_field,store_fixed_bit_field,
11047 extract_bit_field): Ditto.
11048 * expr.c: (convert_move): Ditto.
11049 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11050 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11051 emit_conditional_add,expand_float,expand_fix): Ditto.
11052 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11053 (common_handle_option): Issue warning when -fforce-mem specified.
11055 2005-07-06 Paul Brook <paul@codesourcery.com>
11057 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11059 * configure: Regenerate.
11061 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11063 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11065 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11067 Fix PR tree-optimization/22319
11068 Fix PR tree-optimization/22140
11069 Fix PR tree-optimization/22310
11071 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11072 variable sized types.
11073 Use correct type for intermediate structure on *a = *b structure
11076 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11078 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11080 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11081 (machine_function): Move typedef to...
11082 * config/rs6000/rs6000.c (machine_function): ... here. Add
11083 varargs_save_offset field.
11084 (rs6000_stack_t): Remove varargs_size field.
11085 (setup_incoming_varargs): Allocate varargs save area using
11086 assign_stack_local, try to make it as small as possible.
11087 Save offset from virtual_stack_vars_rtx to the save area
11088 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11089 instead of magic 8 when fp word byte size is used.
11090 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11091 instead of -RS6000_VARARGS_SIZE.
11092 (rs6000_stack_info, debug_stack_info,
11093 rs6000_initial_elimination_offset): Remove all traces of
11095 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11096 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11097 RS6000_VARARGS_AREA.
11099 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11101 PR tree-optimization/21963
11102 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11103 constant_multiple_of in the same way get_computation_cost_at does.
11105 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11107 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11108 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11109 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11110 and return its previous value.
11111 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11112 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11114 (stack_protect_set, stack_protect_test): New expanders.
11115 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11116 stack_protect_testdi): New insns.
11117 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11118 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11120 2005-07-06 Jeff Law <law@redhat.com>
11122 * tree-ssa-dce.c (cfg_altered): New global.
11123 (tree_dce_init): Initialize cfg_altered.
11124 (remove_dead_stmt): If we remove an edge in the CFG, then set
11126 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11129 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11131 * Makefile.in (stamp-collect-ld): Use
11132 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11133 ./collect-ld if it already exists.
11134 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11135 Don't remove ./nm if it already exists.
11137 2005-07-05 Devang Patel <dpatel@apple.com>
11139 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11140 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11141 * tree-vectorizer.c (vect_loop_location): New.
11142 (vect_print_dump_info): Use vect_loop_location.
11143 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11144 (vectorize_loops): Set vect_loop_location.
11145 * tree-vect-analyze.c (vect_analyze_offset_expr,
11146 vect_determin_vectorization_factor, vect_analyze_operations,
11147 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11148 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11149 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11150 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11151 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11152 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11153 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11154 vect_analyze_loop): Adjust vect_print_dump_info API.
11155 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11156 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11157 vect_finish_stmt_generation, vectorizable_assignment,
11158 vectorizable_operation, vectorizable_store, vectorizable_load,
11159 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11160 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11161 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11162 vect_transform_loop): Same.
11163 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11164 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11167 2005-07-05 Randolph Chung <tausq@debian.org>
11169 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11170 * configure: Regenerate.
11171 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11172 (pa_tls_referenced_p): Declare.
11173 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11174 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11175 (legitimize_tls_address): New.
11176 (hppa_legitimize_address): Handle TLS addresses.
11177 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11178 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11179 (emit_move_sequence): Handle TLS addresses.
11180 (pa_encode_section_info): Call default handler to handle common
11182 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11183 (CONSTANT_ADDRESS_P): Reject TLS operands.
11184 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11185 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11186 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11187 (UNSPEC_TLSLE): Define new constants.
11188 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11189 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11190 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11191 (tie_symbolic_operand, tle_symbolic_operand): New
11193 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11195 * aclocal.m4: Update macros for autoconf 2.59 style.
11196 * configure.ac: Likewise.
11198 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11200 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11201 (function_arg): Pass small aggregates in general registers on 32-bit
11203 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11205 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11207 * Makefile.in (final.o): Fix dependencies.
11209 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11213 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11214 * langhooks.c (lhd_expr_to_decl): New.
11215 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11217 (LANG_HOOKS_INITIALIZER): Update.
11218 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11219 expr_to_decl langhook.
11220 * c-tree.h (c_expr_to_decl): Declare.
11221 * c-typeck.c (c_expr_to_decl): New.
11222 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11224 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11226 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11229 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11230 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11232 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11234 * Makefile.in: Adjust dependencies.
11235 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11236 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11237 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11238 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11239 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11240 rest_of_compilation.
11242 * bb-reorder.c (gate_duplicate_computed_gotos,
11243 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11244 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11245 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11246 pass_partition_blocks): New.
11247 * bt-load.c (gate_handle_branch_target_load_optimize,
11248 rest_of_handle_branch_target_load_optimize,
11249 pass_branch_target_load_optimize): New.
11250 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11252 * cfglayout.c (pass_insn_locators_initialize): New.
11253 * cfgrtl.c (pass_free_cfg): New.
11254 * combine.c (gate_handle_combine, rest_of_handle_combine,
11255 pass_combine): New.
11256 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11257 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11258 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11259 * except.c (pass_set_nothrow_function_flags,
11260 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11262 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11263 rest_of_handle_shorten_branches, pass_shorten_branches,
11264 rest_of_clean_state, pass_clean_state): New.
11265 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11266 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11267 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11269 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11270 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11271 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11272 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11274 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11275 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11276 pass_rtl_ifcvt, gate_handle_if_after_combine,
11277 rest_of_handle_if_after_combine, pass_if_after_combine,
11278 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11279 pass_if_after_reload): New.
11280 * integrate.c (pass_initial_value_sets): New.
11281 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11282 pass_purge_lineno_notes): New.
11283 * mode-switching.c (rest_of_handle_mode_switching,
11284 pass_mode_switching): New.
11285 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11286 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11288 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11289 pass_loop_optimize): New.
11290 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11292 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11294 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11295 pass_postreload_cse): New.
11296 * profile.c (gate_handle_profiling, pass_profiling,
11297 rest_of_handle_branch_prob, pass_branch_prob): New.
11298 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11299 pass_split_before_regstack, gate_handle_split_before_regstack,
11300 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11301 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11302 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11303 pass_stack_regs): New.
11304 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11305 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11306 pass_stack_adjustments): New.
11307 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11308 pass_regrename): New.
11309 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11310 pass_delay_slots, gate_handle_machine_reorg,
11311 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11312 * rtl.h (extern void purge_line_number_notes): New.
11313 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11314 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11316 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11318 * value-prof.c (gate_handle_value_profile_transformations,
11319 rest_of_handle_value_profile_transformations,
11320 pass_value_profile_transformations): New.
11321 * var-tracking.c (gate_handle_var_tracking,
11322 pass_variable_tracking): New.
11323 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11325 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11326 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11327 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11328 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11329 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11330 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11331 rest_of_handle_gcse2, rest_of_handle_regmove,
11332 rest_of_handle_tracer, rest_of_handle_if_conversion,
11333 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11334 rest_of_handle_web, rest_of_handle_branch_prob,
11335 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11336 rest_of_handle_jump_bypass, rest_of_handle_combine,
11337 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11338 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11339 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11340 rest_of_handle_mode_switching, rest_of_handle_jump,
11341 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11342 rest_of_handle_flow2, rest_of_handle_jump2,
11343 rest_of_handle_peephole2, rest_of_handle_postreload,
11344 rest_of_handle_shorten_branches, rest_of_clean_state,
11345 rest_of_compilation): Remove.
11347 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11348 * passes.c (dump_flags, in_gimple_form, all_passes,
11349 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11350 register_dump_files, next_pass_1, last_verified, execute_todo,
11351 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11352 from tree-optimize.c.
11353 (init_optimization_passes): Moved from tree-optimize.c,
11354 adding the RTL optimizations.
11355 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11356 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11357 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11358 register_dump_files, next_pass_1, last_verified, execute_todo,
11359 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11360 init_tree_optimization_passes, ipa_passes): Delete.
11361 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11363 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11364 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11366 (ipa_passes): Remove.
11367 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11368 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11369 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11370 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11371 (dump_info_p, dump_flag): Moved to tree-dump.h.
11373 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11375 * passes.c (finish_optimization_passes): Use dump_begin
11376 and dump_end, TDI_end.
11377 (gate_rest_of_compilation): New.
11378 (pass_rest_of_compilation): Use it.
11379 (gate_postreload, pass_postreload): New.
11380 * toplev.c (general_init): Rename init_tree_optimization_passes.
11381 * toplev.h (init_tree_optimization_passes): Rename to
11382 init_optimizations_passes.
11383 * tree-dump.c (dump_flag): Make static.
11384 (dump_files): Remove RTL dumps.
11385 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11386 pass_cleanup_cfg, pass_free_cfg_annotations,
11387 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11388 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11389 * tree-pretty-print.c: Include tree-pass.h.
11390 * cgraph.c: Include tree-dump.h.
11392 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11394 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11395 Only fall back to saying it points to readonly memory if
11396 we can't do better.
11398 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11400 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11401 * config/m32r/m32r.c (m32r_compute_frame_size,
11402 m32r_expand_prologue): Take current_function_profile into
11403 account whenever we reference
11404 current_function_uses_pic_offset_table.
11405 (m32r_finalize_pic): Remove.
11406 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11408 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11410 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11411 instead of $<. Don't remove ./as if it already exists.
11413 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11416 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11417 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11418 for complex modes when generating code for PA 1.0.
11419 (VALID_FP_MODE_P): New macro.
11420 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11421 sets for all general and floating point modes. Align wide floating
11422 point modes to even register boundaries to comply with architectural
11424 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11425 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11426 (VALID_FP_MODE_P): New macro.
11427 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11428 sets for all general and floating point modes. Align wide floating
11429 point modes to even register boundaries to comply with architectural
11432 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11434 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11437 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11439 * tree-ssa-structalias.c: Don't include expr.h.
11441 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11443 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11446 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11448 Fix PR tree-optimization/22279
11450 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11453 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11455 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11457 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11459 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11460 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11461 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11462 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11463 config/stormy16/stormy16.c, config/v850/v850.c,
11464 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11465 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11466 Avoid "." or "\n" at end of diagnostics and capital letters at
11467 start of diagnostics.
11468 * combine.c, cse.c: Don't translate dump file output.
11469 * toplev.c (print_version): Only translate output if going to
11472 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11474 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11475 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11478 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11480 * pa.c (fix_range): Fix typo in comment.
11482 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11484 * tree-vrp.c (extract_range_from_assert): Replace
11485 fold (build (...)) with fold_build2.
11487 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11489 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11490 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11491 (format_types_orig, handle_format_attribute): Add support for
11494 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11496 * varasm.c (assemble_variable): Fix format specifier thinko.
11498 2005-07-03 Ira Rosen <irar@il.ibm.com>
11500 PR tree-optimization/22029 (and 22135)
11501 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11502 a phi node before calling dump_vops.
11504 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11506 * tree-dump.h (dump_string_field): Declare.
11507 * tree-dump.c: Use it instead of dump_string.
11508 (dump_string_field): Make non-static.
11510 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11512 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11513 up the minimal CFG stuff always when optimize > 0. Call
11514 split_all_insns_noflow in PIC case if needed.
11516 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11517 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11520 * c-decl.c (c_write_global_declarations): Dump contents of
11522 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11523 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11524 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11525 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11528 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11530 * c-common.h (GCC_DIAG_STYLE): Define.
11531 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11532 version for format checking to 4.1.
11533 * c-format.c: Include toplev.h after c-common.h.
11534 (enum format_type): Add gcc_tdiag_format_type.
11535 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11536 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11537 (format_types_orig): Add gcc_tdiag.
11538 (init_dynamic_diag_info): Support gcc_tdiag formats.
11539 (handle_format_attribute): Likewise.
11540 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11541 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11542 version for format checking to 4.1.
11543 (warning0, warning, error, pedwarn, sorry): Use
11544 ATTRIBUTE_GCC_DIAG.
11545 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11546 (finish_aliases_1): Do not use %qE.
11547 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11548 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11549 Correct format bugs.
11550 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11551 parameter to unsigned HOST_WIDE_INT.
11552 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11554 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11556 PR middle-end/21742
11557 * expr.c (write_complex_part): Use adjust_address for MEM.
11558 (read_complex_part): Same.
11560 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11562 Fix PR tree-optimization/22280
11564 * tree-sra.c (generate_element_init): Remove useless loop.
11566 2005-07-02 Richard Henderson <rth@redhat.com>
11568 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11570 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11572 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11574 PR middle-end/14490
11575 * fold-const.c (fold_binary): Handle the return value of
11576 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11577 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11579 2005-07-02 Jeff Law <law@redhat.com>
11581 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11582 a eliminate type conversion which feeds an equality comparison
11583 if the original type or either operand in the comparison is a
11586 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11588 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11589 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11591 * config/avr/avr.c: Do not use '`' as left quote.
11592 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11593 Remove "." from end of diagnostics. Make diagnostics start with
11596 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11597 Joseph S. Myers <joseph@codesourcery.com>
11599 * toplev.c (default_tree_printer): Handle setting location with
11601 * c-objc.common.c (c_tree_printer): Likewise.
11602 * c-format.c (gcc_diag_flag_specs): Add '+'.
11603 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11604 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11606 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11607 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11608 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11609 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11610 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11611 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11612 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11613 format arguments where %J is used without %D.
11615 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11617 * gcc.c (LINK_SSP_SPEC): Define.
11618 (link_ssp_spec): New variable.
11619 (LINK_COMMAND_SPEC): Add %(link_ssp).
11620 (static_specs): Add link_ssp_spec.
11621 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11622 * configure: Rebuilt.
11623 * config.in: Rebuilt.
11625 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11626 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11627 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11628 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11629 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11630 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11631 -0x7008(2) instead of reading __stack_chk_guard variable.
11632 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11634 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11635 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11636 if TARGET_THREAD_SSP_OFFSET is defined.
11637 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11638 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11641 2005-06-27 Richard Henderson <rth@redhat.com>
11642 * libgcc-std.ver (GCC_4.1.0): New.
11643 * libgcc.h (__stack_chk_guard): Declare.
11644 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11645 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11646 * mklibgcc.in (lib2funcs): Add them.
11648 2005-07-01 Richard Henderson <rth@redhat.com>
11650 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11651 void * before struct sigcontext *.
11652 (x86_fallback_frame_state): Likewise.
11654 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11656 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11658 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11661 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11662 we check for SSA_NAME for.
11664 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11666 Fix PR tree-optimization/22071
11668 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11670 (get_constraint_for_component_ref): Use it.
11672 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11675 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11676 print out the last new line.
11678 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11680 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11681 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11682 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11683 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11684 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11685 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11686 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11687 (enum reg_class): New member CC0_REGS.
11688 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11689 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11690 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11691 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11692 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11693 Adjust for register now described.
11695 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11698 * config/i386/i386.md (stack_protect_test_si,
11699 stack_protect_test_di): Add earlyclobber for scratch 3.
11700 * config/rs6000/rs6000.md (stack_protect_testsi,
11701 stack_protect_testdi): Add earlyclobber for scratch 3,
11702 remove earlyclobber from scratch 4.
11704 Older entries for 2005 can be found in ChangeLog-2005.